1 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
4 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
5 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
7 2012-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
9 * config/rs6000/t-linux64: Delete the 32-bit multilib that uses
10 software floating point emulation. No longer build the multilibs
13 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
16 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
18 (ipa_tm_create_version): Same.
20 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
23 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
24 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
26 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
29 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
30 (ix86_expand_vec_perm): Use int mode instead of float.
31 (expand_vec_perm_pshufb): Remove handling of useseless type
34 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
37 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
38 gnu_ld variables to yes.
39 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
40 (HAVE_GNU_AS): Likewise.
41 * config.in: Regenerate.
42 * configure: Likewise.
44 2012-05-25 Tristan Gingold <gingold@adacore.com>
46 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
47 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
48 and preferred_alignment.
50 2012-05-25 Tristan Gingold <gingold@adacore.com>
52 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
54 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
56 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
57 volatile bitfields case.
59 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
61 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
62 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
63 (adjacent_mem_locations): Move some code to and call...
64 (get_memref_parts): ...new function.
65 (mem_locations_overlap): New function.
66 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
67 (is_mem_ref): Rename to...
68 (find_mem_ref): ...this. Return MEM rtx.
69 (get_store_dest): Remove function.
70 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
71 new parameter and adjust calls.
72 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
73 mem refs overlap for true_store_to_load_dep_costly.
74 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
75 passed to adjacent_mem_locations.
76 (is_costly_group): Walk resolved dependency list.
77 (force_new_group): Emit group ending nop for Power6/Power7.
78 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
79 (group_ending_nop): New define_insn.
81 2012-05-24 Dodji Seketeli <dodji@redhat.com>
83 Make unwound macro expansion trace less redundant
84 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
85 context of macro definition in the trace, when it's redundant.
88 2012-05-24 Richard Guenther <rguenther@suse.de>
91 * tree-profile.c (tree_profiling): Cleanup the CFG if
92 execute_fixup_cfg requests it.
94 2012-05-24 Richard Guenther <rguenther@suse.de>
96 * tree-flow.h (create_var_ann): Remove.
97 * tree-dfa.c (create_var_ann): Remove and inline into its
99 (add_referenced_var_1): ... here.
100 * varpool.c (add_new_static_var): Do not call add_referenced_var
102 * gimple-fold.c (canonicalize_constructor_val): Likewise.
103 * tree-switch-conversion.c (build_one_array): Likewise.
104 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
105 * tree-flow-inline.h (gimple_referenced_vars): Guard against
107 * tree-inline.c (remap_gimple_op_r): Likewise. Check
108 gimple_referenced_vars instead of gimple_in_ssa_p.
109 (copy_tree_body_r): Likewise.
110 (setup_one_parameter): Likewise.
111 (declare_return_variable): Likewise.
112 (tree_function_versioning): Likewise.
114 2012-05-24 Jakub Jelinek <jakub@redhat.com>
116 PR tree-optimization/53465
117 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
118 vr0 into *vr, then vrp_meet that.
119 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
120 have any equivalences.
121 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
124 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
126 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
128 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
129 check end_regno - 1 is a hard register.
131 2012-05-24 Richard Guenther <rguenther@suse.de>
133 * varpool.c (add_new_static_var): Remove call to create_var_ann.
134 * tree-ssa-operands.c (create_vop_var): Likewise.
136 2012-05-24 Richard Guenther <rguenther@suse.de>
139 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
141 (remove_unused_locals): Pass global_unused_vars to
142 remove_unused_scope_block_p. Restore code walking all
143 referenced vars and pruning them.
145 2012-05-23 Jan Hubicka <jh@suse.cz>
147 * tree.h (alias_diag_flags): Remove.
148 (alias_pair): Remove emitted_diags.
149 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
150 symbol_alias_set_t, symbol_alias_set_destroy,
151 symbol_alias_set_contains, propagate_aliases_backward): Remove.
152 * toplev.c (compile_file): Do not call finish_aliases_2
153 * cgraphunit.c (cgraph_process_new_functions): Do not call
155 (handle_alias_pairs): Output diagnostics about aliases to externals.
156 (assemble_thunks_and_aliases): Use do_assemble_alias.
157 (output_weakrefs): Likewise.
158 (finalize_compilation_unit): Do not call finish_aliases_1.
159 * ipa.c (symtab_remove_unreachable_nodes): De not call
160 remove_unreachable_alias_pairs.
161 * varasm.c (do_assemble_alias): Export.
162 (symbol_alias_set_create, symbol_alias_set_destroy,
163 symbol_alias_set_contains, symbol_alias_set_insert,
164 propagate_aliases_forward, propagate_aliases_backward,
165 propagate_aliases_backward, trivially_visible_alias,
166 trivially_defined_alias, remove_unreachable_alias_pairs,
167 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
168 * output.h (do_assemble_alias): Declare.
169 * varpool.c (varpool_remove_unreferenced_decls): Do not call
172 2012-05-23 Martin Jambor <mjambor@suse.cz>
174 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
176 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
178 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
180 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
181 (iterative_hash_gimple_type): Adjust comment.
182 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
183 domain for an array type instead of the domain type itself.
185 2012-05-23 Richard Guenther <rguenther@suse.de>
187 PR tree-optimization/53438
188 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
190 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
193 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
194 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
197 2012-05-23 Richard Guenther <rguenther@suse.de>
199 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
200 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
201 via the global_unused_vars bitmap.
202 (remove_unused_locals): Handle global vars in local-decls via
203 a global_unused_vars bitmap instead of the used flag in the
204 var annotation. Simplify global variable handling and removal.
206 2012-05-22 Jan Hubicka <jh@suse.cz>
209 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
210 from other partitions.
212 2012-05-22 Jan Hubicka <jh@suse.cz>
215 * symtab.c (symtab_register_node): Fix ordering issue.
217 2012-05-22 Steven Drake <sbd@NetBSD.org>
219 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
221 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
223 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
224 Use strip_name_encoding target hook.
226 2012-05-22 Richard Guenther <rguenther@suse.de>
228 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
229 (init_function_for_compilation): Remove.
230 * tree-dfa.c (find_vars_r): Take struct function argument.
231 (find_referenced_vars_in): Adjust.
232 * tree-ssa-operands.c (clobber_stats): Remove.
233 (create_vop_var): Take struct function argument. Mark
234 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
235 (init_ssa_operands): Take struct function argument.
236 (fini_ssa_operands): Do not dump dead stats.
237 * tree-ssa-operands.h (init_ssa_operands): Take struct function
239 * cgraphunit.c (init_lowered_empty_function): Adjust.
240 * lto-streamer-in.c (input_cfg): Likewise.
241 * tree-inline.c (initialize_cfun): Likewise.
242 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
243 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
244 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
245 virtual operands are not registers.
247 2012-05-22 Richard Guenther <rguenther@suse.de>
249 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
251 2012-05-22 Richard Guenther <rguenther@suse.de>
254 * tree-inline.c (setup_one_parameter): Create a dummy init
255 statement for unused parameters when not optimizing.
257 2012-05-22 Richard Guenther <rguenther@suse.de>
259 * tree-flow.h (add_referenced_var_1): Declare.
260 (add_referenced_var): Define.
261 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
262 (add_referenced_var): Rename to ...
263 (add_referenced_var_1): ... this. Take struct function argument.
265 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
268 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
269 * config/arm/arm.c (arm_validize_comparison): Define.
270 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
271 arm_validize_comparison.
272 ("cbranchdi4"): Likewise.
273 ("cstoredi4"): Likewise.
274 ("movsicc"): Likewise.
275 ("movsfcc"): Likewise.
276 ("movdfcc"): Likewise.
278 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
280 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
281 the mw_reg_pool size.
283 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
285 PR tree-optimization/53336
286 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
287 non-integer integral types to offset type and vice versa.
289 2012-05-22 Alan Modra <amodra@gmail.com>
291 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
292 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
293 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
294 V_SAVE_INLINE): Delete.
295 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
296 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
297 For ELF targets, use out-of-line restores for -Os and any number
298 of regs if the restore exits, and out-of-line gp save for two or
299 more regs. Use save_reg_p to test for holes in reg restore set.
300 Replace "#if" with "if".
302 2012-05-22 Alan Modra <amodra@gmail.com>
304 * config/rs6000/rs6000.c (save_reg_p): New function.
305 (first_reg_to_save, first_fp_reg_to_save): Use it here.
306 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
307 (emit_frame_save): Use gen_frame_store.
308 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
309 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
311 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
312 vrsave, toc, gp and fp restores.
314 2012-05-22 Alan Modra <amodra@gmail.com>
316 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
317 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
318 Move function pointer variables after forward declarations.
319 (rs6000_builtin_support_vector_misalignment): Make static.
320 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
321 (rs6000_function_value, rs6000_can_eliminate): Likewise.
323 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
325 PR rtl-optimization/53373
326 * caller-save.c (save_call_clobbered_regs): Look into a possible
327 PARALLEL manually rather than using single_set on a call insn.
329 2012-05-21 Jakub Jelinek <jakub@redhat.com>
331 PR tree-optimization/53436
332 * omp-low.c (omp_build_component_ref): New function.
333 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
335 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
337 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
339 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
340 Do not print '.' here. Output operand lossage error for unhandled
345 <case 'z'>: Hardcode "code" argument into error strings.
347 <case 'D'>: Merge AVX and non-AVX codes.
348 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
349 Update call to put_condition_code.
351 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
353 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
355 (clzsi2): New expander.
356 (*clzsi2_68k): New insn.
357 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
359 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
361 * gimple.h (gimple_set_in_transaction): Remove.
362 (gimple_in_transaction): Look in BB instead.
363 (gimple_statement_base): Remove in_transaction field.
364 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
365 * trans-mem.c (compute_transaction_bits): Place transaction bit
366 information into basic blocks.
368 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
370 * expr.c (get_def_for_expr_class): Define only if
371 HAVE_conditional_move.
372 (convert_tree_comp_to_rtx): Likewise.
374 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
377 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
379 (ffssi2_no_cmove): Ditto.
380 (*ffs<mode>_1): Remove insn pattern.
381 (*tzcnt<mode>_1): New insn pattern.
382 (*bsf<mode>1): Ditto.
384 2012-05-21 Richard Guenther <rguenther@suse.de>
386 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
387 more referenced vars.
388 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
389 flag on variables that have a var-annotation.
391 2012-05-21 Joseph Myers <joseph@codesourcery.com>
394 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
395 from folded operands before wrapping another around the
396 conditional expression.
398 2012-05-21 Jakub Jelinek <jakub@redhat.com>
400 PR tree-optimization/53366
401 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
402 tests if complex_numbers == 2, but there are non-complex number loads
405 PR tree-optimization/53409
406 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
407 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
409 PR tree-optimization/53410
410 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
411 instead of build_int_cst (type, 0) where vector types might be
412 involved. Instead of build_int_cst (type, 1) convert the original
413 integer_onep argument to the desired type.
415 2012-05-21 Michael Matz <matz@suse.de>
417 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
418 (simplify_test_exp): Handle one more case of distributive law,
419 decrease cost threshold.
420 (tests_attr_p, get_attr_order): New functions.
421 (optimize_attrs): Use topological order, inline only cheap values.
422 (write_attr_set): Reset our_known_true after some time.
424 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
427 * config/i386/i386.c (type_natural_mode): Warn passing SSE
428 vector argument without SSE enabled changes the ABI.
430 2012-05-21 Richard Guenther <rguenther@suse.de>
432 PR tree-optimization/53408
433 * tree-vect-loop.c (vectorizable_induction): Properly check
434 the restriction that we cannot handle induction results from
435 the inner loop outside of the outer loop.
437 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
440 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
441 (UNSPECV_RDRAND): This.
442 (rdrand<mode>_1): Updated.
444 2012-05-21 Richard Guenther <rguenther@suse.de>
446 * tree-loop-distribution.c (can_generate_builtin): Reject
449 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
451 * Makefile.in (options.c): Add options.h to included header
454 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
456 * tree-parloops.c : Add myself to contributors, update
457 TODO list, add link to wiki.
459 2012-05-21 Alan Modra <amodra@gmail.com>
461 * config/rs6000/predicates.md (input_operand): Don't match
462 constant pool addresses. Remove label_ref, high and plus from
463 match_code list. Remove redundant CONSTANT_P test.
464 (splat_input_operand): Similarly update match_code list.
465 (small_toc_ref): New predicate.
466 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
467 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
468 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
470 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
471 generated by create_TOC_reference.
472 (rs6000_legitimize_address): Update cerate_TOC_reference call.
473 (rs6000_delegitimize_address): Handle new rtl for toc refs.
474 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
475 (use_toc_relative_ref): New function, split out from..
476 (rs6000_emit_move): ..here. Remove redundant tests. Update
477 create_TOC_reference calls.
478 (rs6000_legitimize_reload_address): Formatting. Handle splitting
479 of medium/large model toc addresses. Use use_toc_relative_ref.
480 (print_operand): Formatting, style. Adjust for toc changes.
481 (print_operand_address): Likewise.
482 (rs6000_output_addr_const_extra): Likewise.
483 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
484 than a PLUS. Use this formulation for both high and low part
485 of -mcmodel=medium/large toc reference too. Before reload,
486 always use the small model formulation.
487 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
488 a PLUS in high part of addresses here.
489 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
490 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
491 (largetoc_high, largetoc_low): Move earlier. Cope when no
493 (largetoc_high_plus): New insn.
494 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
495 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
496 (tocref): ..instead do so here, new insn and split.
498 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
500 * config/i386/driver-i386.c (host_detect_local_cpu): Support
501 RDRND, F16C and FSGSBASE.
503 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
505 PR rtl-optimzation/53373
506 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
507 call pattern. Update split patterns.
508 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
509 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
511 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
513 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
516 2012-05-18 Jan Hubicka <jh@suse.cz>
518 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
519 (cgraph_process_new_functions): Process also aliases.
520 * lto-streamer-out.c (struct sets): Remove.
521 (trivally_defined_alias): Remove.
522 (output_alias_pair_p): Remove.
523 (output_unreferenced_globals): Remove.
524 (produce_symtab); Do not handle alias pairs.
525 (produce_asm_for_decls): Likewise.
526 * lto-streamer-in.c (input_alias_pairs): Remove.
527 (lto_read_body): Do not input alias pairs.
528 (lto_input_constructors_and_inits): Remove.
530 2012-05-18 Jan Hubicka <jh@suse.cz>
532 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
535 2012-05-18 Jan Hubicka <jh@suse.cz>
537 * cgraphbuild.c (record_reference): Update.
538 * lto-cgraph.c (lto_output_varpool_node): External vars
539 are not in other partition even if they are not output
540 in current partition.
541 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
543 (canonicalize_constructor_val): Take FROM_DECL argument.
544 (fold_ctor_reference, fold_string_cst_ctor_reference,
545 fold_array_ctor_reference, fold_nonarray_ctor_reference,
546 fold_ctor_reference): Likewise.
547 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
548 * gimple.h (gimple_fold_builtin): Likewise.
550 2012-05-18 Olivier Hainque <hainque@adacore.com>
552 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
553 $(libsubdir) as libexecsubdir.
555 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
557 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
558 relied on signed overflow behavior.
560 2012-05-18 Richard Guenther <rguenther@suse.de>
562 PR tree-optimization/53346
563 * tree-loop-distribution.c (ldist_gen): Make sure to apply
564 builtin transform even when only a single partition with
565 all reads/writes exists.
567 2012-05-18 Richard Guenther <rguenther@suse.de>
569 PR tree-optimization/53390
570 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
573 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
575 * tree-ssa-reassoc.c (bip_map): Remove decl.
576 (completely_remove_stmt): Remove function.
577 (remove_def_if_absorbed_call): Remove function.
578 (remove_visited_stmt_chain): Remove __builtin_powi handling.
579 (possibly_move_powi): Remove function.
580 (rewrite_expr_tree): Remove calls to possibly_move_powi.
581 (rewrite_expr_tree_parallel): Likewise.
582 (attempt_builtin_powi): Build multiplies explicitly rather than
583 relying on the ops vector and rank system.
584 (transform_stmt_to_copy): New function.
585 (transform_stmt_to_multiply): Likewise.
586 (reassociate_bb): Handle leftover operations after __builtin_powi
587 optimization; build a final multiply if necessary.
589 2012-05-18 Jan Hubicka <jh@suse.cz>
591 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
592 (mark_functions_to_output): Fix sanity check.
593 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
595 2012-05-18 Richard Guenther <rguenther@suse.de>
597 * tree-flow.h (mark_symbols_for_renaming): Remove.
598 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
599 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
600 (copy_debug_stmt): Likewise.
601 (expand_call_inline): Likewise.
602 (declare_return_variable): Mark the return variable for renaming
605 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
607 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
609 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
610 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
611 (ashrdi3,lshrdi3): Likewise.
612 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
614 2012-05-18 Meador Inge <meadori@codesourcery.com>
616 PR rtl-optimization/53352
617 * cse.c (equiv_constant): Ignore paradoxical subregs.
619 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
621 PR rtl-optimization/53125
622 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
623 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
624 die in the basic block. Correctly top off REG_FREQ and
625 REG_FREQ_CALLS_CROSSED.
627 (regstat_compute_ri): Allocate and free local_live_last_luid.
629 (regstat_bb_compute_calls_crossed): Correctly top off
630 REG_FREQ_CALLS_CROSSED.
632 2012-05-17 Jan Hubicka <jh@suse.cz>
634 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
635 constructor over decl without.
636 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
637 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
638 * cgraphunit.c (process_function_and_variable_attributes): Finalize
640 (mark_functions_to_output): Also accept bodies for functions with
642 (output_in_order): Skip external vars.
643 * lto-cgraph.c (lto_output_node): External functions are never in other
645 (lto_output_varpool_node): Likewise.
646 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
647 forgotten initializers.
648 * ipa.c (process_references): Handle external vars.
649 (symtab_remove_unreachable_nodes): Update to handle external vars.
650 (varpool_externally_visible_p): External vars are externally visible.
651 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
652 * varpool.c (varpool_remove_node): Remove constructor.
653 (decide_is_variable_needed): Handle externals.
654 (varpool_remove_unreferenced_decls): Likewise.
656 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
658 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
659 (enable_warning_as_error): Do not special case Wuninitialized.
660 * optc-gen.awk: Add sanity checks.
662 2012-05-17 Jan Hubicka <jh@suse.cz>
664 * ipa-reference.c (is_proper_for_analysis): Do not check flags
665 that might change as result of global optimization.
666 (analyze_function): Do not check analyzed and externally_visible
667 flags; be happy about address dereferences.
668 (propagate): Prune all_module_statics so it really contains just
669 statics; prune all the local summaries.
670 (ipa_reference_write_optimization_summary): Simplify.
672 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
674 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
675 * config/m68k/m68k-tables.opt: Regenerated.
676 * doc/invoke.texi (M680x0 Options): Document.
678 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
679 Patrick Marlier <patrick.marlier@gmail.com>
681 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
684 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
686 * configure: Regenerated.
688 2012-05-16 Andrew Pinski <apinski@cavium.com>
690 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
693 2012-05-16 David S. Miller <davem@davemloft.net>
695 * jump.c (delete_related_insns): If we remove a CALL, make sure
696 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
698 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
700 PR tree-optimization/53217
701 * tree-ssa-reassoc.c (bip_map): New static variable.
702 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
703 (attempt_builtin_powi): Save feeding multiplies on a stack.
704 (reassociate_bb): Create and destroy bip_map.
706 2012-05-16 Olivier Hainque <hainque@adacore.com>
708 * Makefile.in (install-no-fixedincludes): New target, former toplevel
709 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
710 Add comments and improve stamp preservation across the whole sequence.
711 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
713 2012-05-16 Richard Guenther <rguenther@suse.de>
715 * tree-inline.c (insert_init_stmt): Do not call
716 mark_symbols_for_renaming.
717 (setup_one_parameter): Avoid initializing unused parameters.
718 (declare_return_variable): Properly handle DECL_BY_REFERENCE
719 return vars in SSA form.
721 2012-05-16 Richard Guenther <rguenther@suse.de>
723 * tree-flow.h (get_virtual_var): Remove.
724 * tree-dfa.c (get_virtual_var): Likewise.
726 2012-05-16 Richard Guenther <rguenther@suse.de>
728 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
729 Remove set-only bitmap of new names.
730 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
732 * tree-flow.h (ssa_names_to_replace): Remove.
733 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
735 2012-05-16 Richard Guenther <rguenther@suse.de>
737 PR tree-optimization/53364
738 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
739 detect a view-conversion of the decl.
741 2012-05-16 Dodji Seketeli <dodji@redhat.com>
744 * c-tree.h (enum c_declspec_word): Declare new enum.
745 (struct c_declspecs::locations): New member.
746 (declspecs_add_qual, declspecs_add_scspec)
747 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
749 * c-decl.c (build_null_declspecs): Initialize the new struct
750 c_declspecs::locations member.
751 (declspecs_add_addrspace): Take a location parameter for the
752 address space. Store it onto declaration specifiers.
753 (declspecs_add_qual): Likewise, take a location parameter for the
755 (declspecs_add_type): Likewise, take a location parameter for the
757 (declspecs_add_scspec): Likewise, take a location parameter for
758 the storage class specifier.
759 (declspecs_add_attrs): Likewise, take a location parameter for the
761 (declspecs_add_alignas): Likewise, take a location parameter for
763 (finish_declspecs): For diagnostics, use the location of the
764 relevant declspec, instead of the global input_location.
765 * c-parser.c (c_parser_parameter_declaration): Pass the precise
766 virtual location of the declspec to the declspecs-setters.
767 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
770 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
772 * configure.ac: Stack protector enabling for Android targets.
773 * configure: Regenerate.
775 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
777 * ira.c (pseudo_move_insn): Delete.
778 (find_moveable_pseudos): Don't set it.
779 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
780 the definitions of the original pseudo. Delete all of them.
782 2012-05-16 Olivier Hainque <hainque@adacore.com>
784 * config/rs6000/rs6000-opts.h (enum processor_type): Add
786 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
787 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
788 * config/rs6000/8540.md: indicate that the units/patterns apply to
791 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
792 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
793 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
794 related flags, check that what is queried is supported by the selected
795 configuration. Rework the single/double_float and MASK_STRING resets to
796 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
797 costs for PROCESSOR_PPC8548 as well.
798 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
799 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
800 statement instead of a sequence of ifs.
802 * config/rs6000/rs6000.h (TARGET_E500): Remove.
803 (TARGET_NO_LWSYNC): Adjust accordingly.
804 * config/rs6000/e500.h (TARGET_E500): Remove.
805 (CHECK_E500_OPTIONS): Adjust accordingly.
806 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
807 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
808 * config/rs6000/linuxspe.h: Likewise.
809 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
810 superfluous comments.
811 * config/rs6000/e500-double.h: Remove.
813 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
814 default to with_cpu=8548 if --enable-e500-double, and to 8540
816 (set misc flags section): For powerpc*|rs6000*, remove inclusion
817 of e500-double.h for --enable-e500-double.
819 2012-05-16 Olivier Hainque <hainque@adacore.com>
821 * Makefile.in (s-header-vars): Resort to -n instead of trailing
822 -e d in sed invocation.
824 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
826 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
828 * doc/tm.texi: Regenerate.
830 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
832 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
834 2012-05-15 Jakub Jelinek <jakub@redhat.com>
837 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
838 that operands[2] is either immediate, or q_regs_operand.
840 2012-05-15 Richard Guenther <rguenther@suse.de>
842 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
843 (assemble_thunk): Likewise. Manually rename and register
846 2012-05-15 Richard Guenther <rguenther@suse.de>
848 PR tree-optimization/53355
849 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
852 2012-05-15 Tristan Gingold <gingold@adacore.com>
854 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
856 2012-05-15 Richard Guenther <rguenther@suse.de>
858 * gimple.c (gimple_set_modified): Move ...
859 * gimple.h (gimple_set_modified): ... here.
861 2012-05-15 Tristan Gingold <gingold@adacore.com>
863 * ira-color.c (move_spill_restore): Add a guard.
865 2012-05-15 Tristan Gingold <gingold@adacore.com>
867 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
870 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
872 * gimplify.c (gimplify_init_constructor): Do a block move for very
873 small objects as well.
875 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
877 * ira.c (find_moveable_pseudos): Skip registers whose
878 DF_REG_EQ_USE_COUNT is nonzero.
880 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
882 * doc/md.texi (fma): Define to only be applicable for single rounding.
884 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
887 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
888 generate target register for "load" class builtins.
891 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
894 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
895 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
896 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
897 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
898 (<sse>_movu<ssemodesuffix>): New expander.
899 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
900 (avx_movdqu<avxmodesuffix>): New expander.
901 (*sse2_movdqu): Rename from sse2_movdqu.
902 (sse2_movdqu): New expander.
904 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
907 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
908 (canonicalize_perm): ... new function.
909 (expand_vec_perm_2vperm2f128_vshuf): New function.
910 (ix86_expand_vec_perm_const_1): Call it.
912 2012-05-14 Andrew Pinski <apinski@cavium.com>
913 H.J. Lu <hongjiu.lu@intel.com>
914 Jakub Jelinek <jakub@redhat.com>
917 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
920 2012-05-14 Jakub Jelinek <jakub@redhat.com>
922 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
923 lineno 1 the same as lineno 0 before first start file directive.
924 (optimize_macinfo_range): Likewise.
926 * dwarf2out.c (have_macinfo): Define.
927 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
928 attribute, don't force empty compilation unit and don't emit any
929 .debug_macinfo/.debug_macro section if macinfo_table is empty.
931 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
934 * config/avr/avr.c (avr_const_address_lo16): Remove.
935 (avr_assemble_integer): Print ".byte lo8(x)",
936 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
937 .warning if 3-byte address is assembled.
938 * doc/extend.texi (AVR Named Address Spaces): Document that
939 binutils 2.23 is needed to assemble 3-byte addresses.
941 2012-05-14 Richard Guenther <rguenther@suse.de>
943 * tree-vect-data-refs.c (vect_setup_realignment): Remove
944 call to mark_symbols_for_renaming.
945 (vect_permute_load_chain): Likewise.
946 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
947 instead of calling mark_symbols_for_renaming.
948 * tree-vect-stmts.c (read_vector_array): Remove call to
949 mark_symbols_for_renaming.
950 (write_vector_array): Likewise.
951 (vectorizable_call): Likewise.
952 (vectorizable_store): Likewise.
953 (vectorizable_load): Likewise.
954 * matrix-reorg.c (transform_allocation_sites): Likewise.
955 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
956 (create_expression_by_pieces): Likewise.
958 2012-05-14 Richard Guenther <rguenther@suse.de>
960 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
961 of statements for renaming.
962 (force_gimple_operand_1): Likewise, consistently for both
963 calls to force_gimple_operand and force_gimple_operand_gsi.
965 2012-05-14 Richard Guenther <rguenther@suse.de>
967 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
968 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
970 (expand_omp_for): Likewise.
971 (expand_omp_for_generic): Adjust conditional add to referenced vars.
972 Use make_rename_temp for temporaries that should be rewritten into
974 (expand_omp_for_static_nochunk): Likewise.
975 (expand_omp_atomic_pipeline): Likewise.
977 2012-05-14 Richard Guenther <rguenther@suse.de>
979 PR tree-optimization/53331
980 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
982 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
984 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
987 * doc/options.texi: (LangEnabledBy): Document it.
988 * optc-gen.awk: Handle LangEnabledBy.
989 * opth-gen.awk: Generate declaration for lang-specific functions.
990 * opt-read.awk: Record lang numbers.
991 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
992 (lang_sanitized_name): New.
994 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
996 * attribs.c (decl_attributes): Avoid emitting a warning if
998 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
999 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
1000 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
1001 define a string "1".
1002 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
1003 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
1004 BUILT_IN_STRCPY): Use it for these functions.
1005 * postreload.c (reload_combine): Deal with SETs inside
1006 CALL_INSN_FUNCTION_USAGE.
1007 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
1008 Look for REG_RETURNED notes and use a cheap restore if possible.
1009 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
1010 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
1011 * ira-build.c (ira_create_allocno, create_cap_allocno,
1012 propagate_allocno_info, propagate_some_info_from_allocno,
1013 copy_info_to_removed_store_destination, ira_flattening): Handle it.
1014 * ira-lives.c (pseudo_regno_single_word_and_live_p,
1015 find_call_crossed_cheap_reg): New static functions.
1016 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
1017 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
1018 a REG_RETURNED note in that case.
1019 * ira.c (setup_reg_renumber): Change assert to allow cases where
1020 allocnos only cross calls for which they are cheap to restore.
1021 * ira-costs.c (ira_tune_allocno_costs): Compare
1022 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
1024 * reg-notes.def (REG_RETURNED): New note.
1025 * cse.c (cse_insn): Likewise.
1026 * sched-deps.c (sched_analyze_insn): Likewise.
1027 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
1028 * calls.c (decl_return_flags): New static function.
1029 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
1030 functions that return one of their arguments.
1031 * regcprop.c (struct kill_set_value_data): New.
1032 (kill_set_value): Interpret data as a pointer to such a struct.
1033 Do nothing if the caller wants the register to be ignored.
1034 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
1036 2012-05-14 Richard Guenther <rguenther@suse.de>
1038 PR tree-optimization/53340
1039 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
1041 2012-05-14 Richard Guenther <rguenther@suse.de>
1043 * gimplify.c (gimplify_expr): Remove odd code.
1045 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
1047 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
1048 into a PLUS_EXPR byte offset.
1050 * tree-ssa-pre.c (can_value_number_call): Delete.
1051 (compute_avail): Skip all statements with side effects.
1052 <GIMPLE_CALL>: Skip calls to internal functions.
1054 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
1056 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
1058 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1060 * common.opt (Wtype-limits): Use EnabledBy.
1062 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
1064 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
1065 (pushtf splitter): Ditto.
1067 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
1068 (<code>tf2): Enable for TARGET_SSE.
1069 (*absnegtf2_sse): Ditto.
1070 (copysign<mode>3): Enable TFmode for TARGET_SSE.
1071 (copysign<mode>3_const): Ditto.
1072 (copysign<mode>3_var): Ditto.
1073 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
1074 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
1075 (*<code>tf3): Ditto.
1076 * config/i386/i386.c (struct builtin_description bdesc_args)
1077 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
1078 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
1079 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
1080 Emit a normal call if SSE isn't available.
1082 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
1084 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
1085 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
1086 (<code><mode>3): Ditto.
1087 (*andnot<mode>3): Ditto.
1088 (*andnottf3): Ditto.
1089 (*<code><mode>3): Ditto.
1092 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1094 * optc-gen.awk: Error instead of warning for conflicting help.
1096 2012-05-12 Jason Merrill <jason@redhat.com>
1099 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
1102 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
1104 * function.c (requires_stack_frame_p): If the function can throw
1105 non-call exceptions, return true if the insn can throw internally.
1107 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
1109 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
1111 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
1113 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
1114 ORDERED and UNORDERED conditions.
1116 2012-05-11 Richard Guenther <rguenther@suse.de>
1118 * tree-flow.h (referenced_var_check_and_insert): Remove.
1119 (find_new_referenced_vars): Likewise.
1120 * tree-dfa.c (referenced_var_check_and_insert): Make static.
1121 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
1122 * tree-inline.c (copy_bb): Use find_referenced_vars_in
1123 instead of find_new_referenced_vars.
1124 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
1126 2012-05-11 Richard Guenther <rguenther@suse.de>
1128 * tree-pass.h (pass_rest_of_compilation,
1129 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
1131 * passes.c (pass_all_optimizations, pass_postreload,
1132 pass_all_early_optimizations): Make static.
1133 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
1134 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
1135 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
1136 (delete_tree_ssa): Do not call fini_phinodes.
1137 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
1139 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
1142 * doc/options.texi (EnabledBy): Document
1143 * opts.c: Include opts.h and options.h before tm.h.
1144 (finish_options): Do not handle some sub-options here...
1145 (common_handle_option): ... instead call common_handle_option_auto here.
1146 * optc-gen.awk: Handle EnabledBy.
1147 * opth-gen.awk: Declare common_handle_option_auto.
1148 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
1149 (Wmaybe-uninitialized): Likewise.
1150 (Wunused-but-set-variable): Likewise.
1151 (Wunused-function): Likewise.
1152 (Wunused-label): Likewise.
1153 (Wunused-value): Likewise.
1154 (Wunused-variable): Likewise.
1155 * opt-read.awk: Create opt_numbers array.
1157 2012-05-11 Richard Guenther <rguenther@suse.de>
1159 PR tree-optimization/53295
1160 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
1162 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
1163 strides when analyzing data-references in a loop context.
1164 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
1165 non-constant strides for now.
1166 (vect_enhance_data_refs_alignment): Ignore data references
1167 that are strided loads.
1168 (vect_analyze_data_ref_access): Handle non-constant strides.
1169 (vect_check_strided_load): Verify the data-reference is a load.
1170 (vect_analyze_data_refs): Restructure to make strided load
1171 support not dependent on gather support.
1172 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
1173 when doing strided or gather loads.
1174 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
1175 integer_zerop to compare stride with zero.
1177 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
1179 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
1181 2012-05-11 Jan Hubicka <jh@suse.cz>
1184 * varpool.c (varpool_assemble_decl): Also output constat pool entries
1185 that output_constant_pool missed.
1187 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
1189 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
1190 MULTILIB_EXTRA_OPTS.
1192 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
1195 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
1197 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
1199 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
1200 optimization for TARGET_AVX.
1201 (*movti_internal_sse): Ditto.
1202 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
1203 (*movdi_internal): Ditto.
1204 (*movsi_internal): Ditto.
1205 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
1206 (*movdf_internal_rex64): Ditto.
1207 (*movfd_internal): Ditto.
1208 (*movsf_internal): Ditto.
1209 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
1211 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
1213 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
1214 reference as size attribute.
1216 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
1217 Tristan Gingold <gingold@adacore.com>
1219 * doc/md.texi (Standard Names): Document probe_stack_address.
1220 * explow.c (emit_stack_probe): Handle probe_stack_address.
1221 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
1222 (UNSPECV_PROBE_STACK_RANGE): Likewise.
1223 (probe_stack_address): New insn.
1224 (probe_stack_range): Likewise.
1225 * config/ia64/ia64.c: Include common/common-target.h.
1226 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
1227 checking is enabled.
1228 (ia64_emit_probe_stack_range): New function.
1229 (output_probe_stack_range): Likewise.
1230 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
1231 builtin stack checking is enabled.
1232 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
1233 and UNSPECV_PROBE_STACK_ADDRESS.
1234 (unknown_for_bundling_p): New predicate.
1235 (group_barrier_needed): Use important_for_bundling_p.
1236 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
1237 (issue_nops_and_insn): Likewise.
1238 (bundling): Likewise.
1239 (final_emit_insn_group_barriers): Likewise.
1240 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
1241 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
1242 (STACK_CHECK_PROTECT): Likewise.
1243 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
1245 2012-05-10 Jan Hubicka <jh@suse.cz>
1247 * ipa-inline.c (update_all_callee_keys): Remove.
1248 (inline_small_functions): Simplify priority updating.
1250 2012-05-10 Jan Hubicka <jh@suse.cz>
1252 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
1254 2012-05-10 Jan Hubicka <jh@suse.cz>
1256 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
1257 (symtab_remove_unreachable_nodes): ... this one.
1258 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
1259 * cgraphunit.c (ipa_passes): Update.
1260 * cgraphclones.c (cgraph_materialize_all_clones): Update.
1261 * cgraph.c (cgraph_release_function_body): Only turn initial
1262 into error mark when initial was previously set.
1263 * ipa-inline.c (ipa_inline): Update.
1264 * ipa.c: Include ipa-inline.h
1265 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
1266 (enqueue_node): New function.
1267 (process_references): Update.
1268 (symtab_remove_unreachable_nodes): Cleanup.
1269 * passes.c (execute_todo, execute_one_pass): Update.
1271 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
1273 PR rtl-optimization/53125
1274 * ira.c (ira): Call find_moveable_pseudos and
1275 move_unallocated_pseudos if only ira_conflicts_p is true.
1277 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
1279 * config/i386/i386.md (*movoi_internal_avx): Handle
1280 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
1281 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
1282 (*movti_internal_sse): Ditto.
1283 (*movtf_internal): Ditto.
1284 * config/i386/sse.md (ssePSmode): New mode attribute.
1285 (*move<mode>_internal): Use ssePSmode.
1286 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
1287 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
1288 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
1289 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
1291 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
1293 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
1294 DECL_ORIGINAL_TYPE if it is present.
1296 2012-05-10 Nick Clifton <nickc@redhat.com>
1299 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
1300 a "0" constraint to being a (match_dup 0).
1302 2012-05-10 Richard Guenther <rguenther@suse.de>
1304 * stor-layout.c (byte_from_pos): Amend comment.
1306 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1308 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
1309 Document requirement to call in constructors.
1311 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
1313 2012-05-10 Richard Guenther <rguenther@suse.de>
1315 * tree.h (TYPE_IS_SIZETYPE): Remove.
1316 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
1317 (extract_muldiv_1): Likewise.
1318 * gimple.c (gtc_visit): Likewise.
1319 (gimple_types_compatible_p): Likewise.
1320 (iterative_hash_canonical_type): Likewise.
1321 (gimple_canonical_types_compatible_p): Likewise.
1322 * gimplify.c (gimplify_one_sizepos): Likewise.
1323 * print-tree.c (print_node): Likewise.
1324 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
1326 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
1329 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
1330 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
1331 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
1332 instead of xop_mulv2div2di3_low.
1333 (xop_p<macs>dql): Fix vec_select selector.
1334 (xop_p<macs>dqh): Ditto.
1335 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
1336 (xop_mulv2div2di3_high): Ditto.
1338 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1341 * diagnostic.h (diagnostic_context): Add last_location.
1342 * diagnostic.c (diagnostic_initialize): Initialize it.
1343 (diagnostic_show_locus): Use it.
1345 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1347 * doc/extend.texi (Function Attributes): Point xref to section
1350 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
1352 * config/i386/i386.c (*movdf_internal_rex64): Remove
1353 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
1354 Calculate "mode" attribute according to
1355 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
1356 (*movdf_internal): Ditto.
1358 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
1361 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
1362 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
1363 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
1364 or when optimizing for size.
1365 * config/i386/sse.md (*mov<mode>_internal): Remove
1366 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
1367 Calculate "mode" attribute according to optimize_function_for_size_p
1368 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
1369 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
1370 depending on the mode of the instruction. Calculate "mode" attribute
1371 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
1372 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
1373 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
1375 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
1378 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
1379 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
1380 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
1381 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
1382 (expand_prologue): Move initialization of cfun->machine->is_naked,
1383 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
1384 (avr_set_current_function): ...this new static function.
1385 (TARGET_SET_CURRENT_FUNCTION): New define.
1386 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
1387 checking attributes of current_function_decl.
1388 (avr_regs_to_save): Ditto.
1389 (signal_function_p): Rename to avr_signal_function_p.
1390 (interrupt_function_p): Rename to avr_interrupt_function_p.
1392 * doc/extend.texi (Function Attributes): Better explanation of
1393 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
1396 2012-05-09 Michael Matz <matz@suse.de>
1398 PR tree-optimization/53185
1399 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
1400 peeling when we see strided loads.
1402 2012-05-09 Matthias Klose <doko@ubuntu.com>
1404 * gcc-ar.c (main): Don't check for execute bits for the plugin.
1406 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1408 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
1409 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
1410 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
1411 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
1412 (USE_LOAD_POST_INCREMENT): Define.
1413 (USE_LOAD_PRE_INCREMENT): Define.
1414 (USE_LOAD_POST_DECREMENT): Define.
1415 (USE_LOAD_PRE_DECREMENT): Define.
1416 (USE_STORE_PRE_DECREMENT): Define.
1417 (USE_STORE_PRE_INCREMENT): Define.
1418 (USE_STORE_POST_DECREMENT): Define.
1419 (USE_STORE_POST_INCREMENT): Define.
1420 (arm_auto_incmodes): Add enumeration.
1421 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
1422 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
1424 2012-05-09 Jakub Jelinek <jakub@redhat.com>
1426 PR tree-optimization/53226
1427 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
1428 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
1429 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
1430 doesn't need to be revisited, look for earliest stmt with
1431 !gimple_plf (stmt, GF_PLF_1) if something changed.
1433 2012-05-09 Terry Guo <terry.guo@arm.com>
1435 * genmultilib: Update copyright dates.
1436 * doc/fragments.texi: Ditto.
1438 2012-05-09 Terry Guo <terry.guo@arm.com>
1440 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
1441 * genmultilib (MULTILIB_REQUIRED): New.
1442 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
1444 2012-05-09 Richard Guenther <rguenther@suse.de>
1446 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
1447 (vect_do_peeling_for_loop_bound): Likewise.
1448 (vect_do_peeling_for_alignment): Likewise.
1449 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
1450 (vect_do_peeling_for_loop_bound): Get check_profitability and
1451 threshold as parameters.
1452 (vect_do_peeling_for_alignment): Likewise.
1453 (vect_loop_versioning): Likewise.
1454 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
1455 and threshold here. Control where to put the check here.
1457 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
1460 * dwarf2out.h (get_address_mode): Move declaration to...
1462 * dwarf2out.c (get_address_mode): Move definition to...
1463 * rtlanal.c: ...here.
1464 * var-tracking.c (get_address_mode): Delete.
1465 * combine.c (find_split_point): Use get_address_mode instead of
1466 targetm.addr_space.address_mode.
1467 * cselib.c (cselib_record_sets): Likewise.
1468 * dse.c (canon_address, record_store): Likewise.
1469 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
1470 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
1471 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
1472 (expand_expr_real_1): Likewise.
1473 * ifcvt.c (noce_try_cmove_arith): Likewise.
1474 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
1475 * reload.c (find_reloads): Likewise.
1476 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
1477 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
1479 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
1481 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
1482 information from the instruction produced.
1484 2012-05-09 Richard Guenther <rguenther@suse.de>
1486 * stor-layout.c (bit_from_pos): Document.
1487 (byte_from_pos): Likewise. Optimize.
1488 (pos_from_bit): Likewise.
1489 (normalize_offset): Use pos_from_bit instead of replicating it.
1491 2012-05-09 Alan Modra <amodra@gmail.com>
1494 * config/rs6000/rs6000.c (gen_frame_set): New function.
1495 (gen_frame_load, gen_frame_store): New functions.
1496 (rs6000_savres_rtx): Use the above.
1497 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
1498 Correct mode used for CR2 in save/restore_world patterns.
1499 Don't emit instructions for eh_return frame unwind reg info.
1501 2012-05-08 Jan Hubicka <jh@suse.cz>
1503 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
1505 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
1507 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
1509 (compile_file): Do not output variables.
1510 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
1512 * langhooks.c: Include timevar.h
1513 (write_global_declarations): Finalize compilation unit after wrapup;
1514 set timevars correctly.
1515 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
1516 not to be added to varpool.
1517 * varpool.c (varpool_assemble_decl): Sanity check that we are called
1518 only on cases where it makes sense; skip constant pool and value expr
1521 2012-05-08 David S. Miller <davem@davemloft.net>
1523 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
1524 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
1525 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
1527 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
1529 PR rtl-optimization/53278
1530 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
1531 speed_p code from earlier patch.
1533 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1536 * config/sh/sh.md (*branch_true, *branch_false): New insns.
1538 2012-05-08 Teresa Johnson <tejohnson@google.com>
1540 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
1541 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
1543 2012-05-08 Jan Hubicka <jh@suse.cz>
1545 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
1546 (cgraph_create_node_1): Rename to ...
1547 (cgraph_create_empty_node): ... this one; export.
1548 (cgraph_create_node): Update.
1549 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
1550 (cgraph_create_edge_including_clones): Likewise.
1551 (cgraph_find_replacement_node): Likewise.
1552 (cgraph_clone_edge): Likewise.
1553 (cgraph_clone_node): Likewise.
1554 (clone_function_name): Likewise.
1555 (cgraph_create_virtual_clone): Likewise.
1556 (cgraph_remove_node_and_inline_clones): Likewise.
1557 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
1558 * cgraph.h: Reorder declarations so they match file of origin.
1559 (cgraph_create_empty_node): Declare.
1560 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
1561 (cgraph_copy_node_for_versioning): Likewise.
1562 (cgraph_function_versioning): Likewise.
1563 (cgraph_materialize_clone): Likewise.
1564 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
1565 (cgraph_materialize_all_clones): Likewise.
1566 * cgraphclones.c: New file.
1567 * Makefile.in: Update for cgraphclones.
1569 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
1572 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
1573 (ix86_rtx_costs): Handle SET.
1575 2012-05-08 Michael Matz <matz@suse.de>
1577 * basic-block.h (struct rtl_bb_info): Remove visited member and
1578 move head_ member to ...
1579 (struct basic_block_def.basic_block_il_dependent): ... the new
1580 member x, replacing but containing old member rtl.
1581 (enum bb_flags): New BB_VISITED flag.
1582 (BB_HEADER, BB_FOOTER): New macros.
1584 * jump.c (mark_all_labels): Adjust.
1585 * cfgcleanup.c (try_optimize_cfg): Adjust.
1586 * cfglayout.c (record_effective_endpoints): Adjust.
1587 (relink_block_chain): Ditto (and don't fiddle with visited).
1588 (fixup_reorder_chain): Adjust.
1589 (fixup_fallthru_exit_predecessor): Ditto.
1590 (cfg_layout_duplicate_bb): Ditto.
1591 * combine.c (update_cfg_for_uncondjump): Adjust.
1592 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
1593 (bb_visited_trace): New accessor.
1594 (mark_bb_visited): Move in front.
1595 (rotate_loop): Use bb_visited_trace.
1596 (find_traces_1_round): Ditto.
1597 (emit_barrier_after): Ditto.
1598 (copy_bb): Ditto, and initialize visited on resize.
1599 (reorder_basic_blocks): Initize visited member.
1600 (duplicate_computed_gotos): Clear bb flags at start, use
1603 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
1604 (rtl_verify_flow_info_1): Ditto.
1605 (cfg_layout_split_block): Ditto.
1606 (cfg_layout_delete_block): Ditto.
1607 (cfg_layout_merge_blocks): Ditto.
1608 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
1610 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
1613 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
1614 when a constant source operand matches an "I" constraint, the "no
1615 CC0 change" applies to a register-destination only, not a
1616 strict_low_part-destination.
1618 2012-05-08 Richard Guenther <rguenther@suse.de>
1620 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
1621 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
1623 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
1625 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
1627 * doc/avr-mmcu.texi: New auto-generated file.
1628 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
1629 to document all valid -mmcu= arguments.
1631 * config/avr/avr.h (arch_info_s): New struct definition.
1632 * config/avr/avr-devices.c (avr_texinfo): New variable.
1633 * config/avr/gen-avr-mmcu-texi.c: New file.
1634 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
1636 2012-05-08 Dehao Chen <dehao@google.com>
1638 * predict.c (find_qualified_ssa_name): New.
1639 (find_ssa_name_in_expr): New.
1640 (find_ssa_name_in_assign_stmt): New.
1641 (is_comparison_with_loop_invariant_p): New.
1642 (is_bound_expr_similar): New.
1643 (predict_iv_comparison): New.
1644 (predict_loops): Add heuristic for loop-nested branches that compare an
1645 induction variable to a loop bound variable.
1646 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
1648 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
1650 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
1651 TARGET_BDVER2 defines where appropriate.
1653 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
1655 * configure.ac (PLUGIN_LD): Rename into...
1656 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
1657 * config.in: Regenerate.
1658 * configure: Likewise.
1659 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
1661 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
1663 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
1664 computation using the precision of the index type.
1665 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
1666 (fold_array_ctor_reference): Do index computations in the index type.
1668 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
1670 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
1671 down to plus_constant.
1672 (expand_epilogue): Ditto.
1674 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
1676 * postreload.c (reload_cse_regs): Make static.
1677 * reload.h (reload_cse_regs): Remove prototype.
1679 2012-05-07 Richard Henderson <rth@redhat.com>
1681 * config/alpha/alpha.md (clear_cache): New pattern.
1683 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
1686 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
1687 is folded to a type boundary value, verify that the resulting case
1688 label is still a care range.
1690 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
1692 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
1693 only for TARGET_GENERIC, when not optimizing for size.
1694 (*ffs<mode>_1): Ditto.
1696 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
1698 * tree-cfg.c (verify_gimple_switch): Tighten checks.
1700 2012-05-07 Jakub Jelinek <jakub@redhat.com>
1702 PR tree-optimization/53239
1703 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
1704 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
1706 2012-05-07 Richard Guenther <rguenther@suse.de>
1708 PR tree-optimization/53195
1709 * tree-inline.c (setup_one_parameter): Properly add referenced
1710 vars from the parameters new known value.
1712 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
1714 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
1715 (sched_branch_type): Remove.
1716 (m68k_sched_md_init_global): Don't allocate it.
1717 (m68k_sched_md_finish_global): Don't free it.
1718 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
1719 * config/m68k/m68k.md: Set the type of insns using
1720 m68k_sched_branch_type to bcc directly.
1722 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1724 * config/sol2.c (solaris_override_options): New function.
1725 * config/sol2-protos.h (solaris_override_options): Declare.
1726 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
1728 2012-05-07 Richard Guenther <rguenther@suse.de>
1730 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
1731 whether we failed to compute data dependences.
1732 (loop_prefetch_arrays): Fail if we failed.
1734 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
1735 Paolo Bonzini <bonzini@gnu.org>
1737 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
1738 Emit bsf when optimizing for size.
1739 (*ffs<mode>_1): Ditto.
1741 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
1744 * config/sh/sh.c (sh_rtx_costs): Handle SET.
1746 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
1749 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
1750 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
1751 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
1753 (*bswapdi2_doubleword): New insn pattern.
1754 (*bswap<mode>2): Rename from *bswap<mode>2_1.
1756 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
1758 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
1759 (mips_set_reg_reg_cost): Likewise.
1760 (mips_rtx_costs): Handle SET.
1762 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
1764 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
1765 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
1766 to compute the cost of moves. Set the mode of the target register.
1768 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
1770 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
1771 plus_constant function.
1772 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
1773 that the mode is sensible.
1774 (use_anchored_address, round_push, allocate_dynamic_stack_space)
1775 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
1778 * alias.c (canon_rtx): Likewise.
1779 (init_alias_analysis): Likewise.
1780 * builtins.c (expand_builtin_return_addr)
1781 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
1782 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
1783 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
1784 (expand_builtin_stpcpy): Likewise.
1785 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
1786 (compute_argument_addresses, internal_arg_pointer_based_exp)
1787 (expand_call, emit_library_call_value_1): Likewise.
1788 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
1789 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
1790 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
1791 * cse.c (insert_const_anchor, find_reg_offset_for_const)
1792 (use_related_value, fold_rtx): Likewise.
1793 * cselib.c (cselib_subst_to_values): Likewise.
1794 * dse.c (record_store, check_mem_read_rtx): Likewise.
1795 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
1796 * emit-rtl.c (adjust_address_1): Likewise.
1797 * except.c (sjlj_emit_function_enter)
1798 (expand_builtin_extract_return_addr)
1799 (expand_builtin_frob_return_addr): Likewise.
1800 * expmed.c (expand_divmod): Likewise.
1801 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
1802 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
1803 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
1804 * function.c (assign_stack_local_1)
1805 (instantiate_virtual_regs_in_rtx): Likewise.
1806 * optabs.c (prepare_cmp_insn): Likewise.
1807 * recog.c (offsettable_address_addr_space_p): Likewise.
1808 * reload.c (find_reloads_address, form_sum)
1809 (find_reloads_subreg_address): Likewise.
1810 * reload1.c (init_reload, eliminate_regs_1)
1811 (eliminate_regs_in_insn): Likewise.
1812 * simplify-rtx.c (simplify_unary_operation_1)
1813 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
1814 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
1815 (vt_add_function_parameter): Likewise.
1817 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
1818 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
1819 * config/alpha/alpha.c (alpha_legitimize_address_1)
1820 (get_unaligned_address, alpha_expand_unaligned_load)
1821 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
1822 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
1823 (alpha_expand_builtin_establish_vms_condition_handler)
1824 (alpha_setup_incoming_varargs, emit_frame_store_1)
1825 (alpha_expand_prologue, alpha_expand_epilogue)
1826 (alpha_use_linkage): Likewise.
1827 * config/alpha/alpha.md: Likewise.
1829 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
1830 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
1831 (thumb_legitimize_address, arm_gen_load_multiple_1)
1832 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
1833 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
1834 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
1835 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
1836 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
1837 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
1838 (thumb_expand_movmemqi, arm_set_return_address)
1839 (thumb_set_return_address): Likewise.
1840 * config/arm/arm.md: Likewise.
1842 * config/avr/avr.c (avr_incoming_return_addr_rtx)
1843 (avr_prologue_setup_frame, expand_epilogue)
1844 (avr_const_address_lo16): Likewise.
1846 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
1847 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
1848 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
1849 (bfin_output_mi_thunk): Likewise.
1851 * config/c6x/c6x.c (c6x_initialize_trampoline)
1852 (c6x_output_mi_thunk): Likewise.
1854 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
1855 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
1857 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
1858 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
1859 (cris_emit_movem_store, cris_trampoline_init): Likewise.
1860 * config/cris/cris.md: Likewise.
1862 * config/darwin.c (machopic_indirect_data_reference)
1863 (machopic_legitimize_pic_address): Likewise.
1865 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
1866 (epiphany_expand_prologue, epiphany_expand_epilogue)
1867 (epiphany_trampoline_init): Likewise.
1868 * config/epiphany/epiphany.md: Likewise.
1870 * config/fr30/fr30.c (fr30_move_double): Likewise.
1872 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
1873 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
1874 (frv_index_memory, unspec_got_name, frv_find_base_term)
1875 (frv_output_dwarf_dtprel): Likewise.
1877 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
1878 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
1880 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
1881 * config/i386/i386.c (setup_incoming_varargs_64)
1882 (setup_incoming_varargs_ms_64, choose_baseaddr)
1883 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
1884 (ix86_emit_probe_stack_range, ix86_expand_prologue)
1885 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
1886 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
1887 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
1888 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
1889 (x86_output_mi_thunk): Likewise.
1890 * config/i386/i386.md: Likewise.
1892 * config/ia64/ia64.c (ia64_expand_load_address)
1893 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
1894 (do_spill, ia64_trampoline_init): Likewise.
1896 * config/iq2000/iq2000.c (iq2000_va_start)
1897 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
1898 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
1899 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
1901 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
1903 * config/m32c/m32c.c (m32c_return_addr_rtx)
1904 (m32c_expand_insv): Likewise.
1906 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
1907 (m32r_legitimize_pic_address, m32r_print_operand)
1908 (m32r_print_operand_address): Likewise.
1910 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
1911 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
1912 (EH_RETURN_HANDLER_RTX): Likewise.
1913 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
1914 (m68k_expand_epilogue, legitimize_pic_address)
1915 (m68k_output_mi_thunk): Likewise.
1916 * config/m68k/m68k.md: Likewise.
1918 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
1919 (mcore_expand_epilog): Likewise.
1920 * config/mcore/mcore.md: Likewise.
1922 * config/mep/mep.c (mep_allocate_initial_value)
1923 (mep_expand_prologue, mep_expand_epilogue): Likewise.
1925 * config/microblaze/microblaze.c (double_memory_operand)
1926 (microblaze_block_move_loop): Likewise.
1928 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
1929 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
1930 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
1931 (mips_expand_prologue, mips_epilogue_set_cfa)
1932 (mips_expand_epilogue): Likewise.
1933 * config/mips/mips.md: Likewise.
1935 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
1936 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
1938 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
1939 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
1941 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
1942 (EH_RETURN_HANDLER_RTX): Likewise.
1943 * config/moxie/moxie.c (moxie_static_chain): Likewise.
1945 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
1946 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
1947 (pa_return_addr_rtx, hppa_builtin_saveregs)
1948 (pa_trampoline_init): Likewise.
1949 * config/pa/pa.md: Likewise.
1951 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
1953 * config/picochip/picochip.c (picochip_static_chain): Likewise.
1955 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
1956 * config/rs6000/rs6000.c (rs6000_legitimize_address)
1957 (setup_incoming_varargs, print_operand, rs6000_return_addr)
1958 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
1959 (rs6000_emit_epilogue)
1960 (rs6000_machopic_legitimize_pic_address): Likewise.
1962 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
1964 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
1965 (DYNAMIC_CHAIN_ADDRESS): Likewise.
1966 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
1967 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
1968 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
1969 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
1970 (s390_emit_epilogue, s390_function_profiler): Likewise.
1971 * config/s390/s390.md: Likewise.
1973 * config/score/score.c (score_add_offset, score_prologue): Likewise.
1975 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
1976 (sh_output_mi_thunk): Likewise.
1977 * config/sh/sh.md: Likewise.
1979 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
1980 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
1981 * config/sparc/sparc.c (sparc_legitimize_pic_address)
1982 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
1983 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
1984 (emit_and_preserve): Likewise.
1985 * config/sparc/sparc.md: Likewise.
1987 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
1988 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
1989 (spu_setup_incoming_varargs, ea_load_store_inline)
1990 (spu_expand_load): Likewise.
1992 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
1993 (combine_bnp): Likewise.
1995 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
1996 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
1997 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
1999 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
2000 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
2001 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
2003 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
2004 * config/v850/v850.md: Likewise.
2006 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
2007 (EH_RETURN_HANDLER_RTX): Likewise.
2008 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
2009 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
2010 (print_operand_address, vax_trampoline_init): Likewise.
2012 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
2013 (xtensa_function_value_regno_p): Likewise.
2015 2012-05-04 Andrew Pinski <apinski@cavium.com>
2017 * expr.c (get_def_for_expr_class): New function.
2018 (convert_tree_comp_to_rtx): New function.
2019 (expand_cond_expr_using_cmove): New function.
2020 (expand_expr_real_2 <case COND_EXPR>): Call
2021 expand_cond_expr_using_cmove first and return if it succeeds.
2022 Remove the check for HAVE_conditional_move since we should have
2023 already converted it to a conditional move.
2024 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
2025 modes of DImode for 32bits and TImode.
2027 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
2030 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
2031 (print_md_ptr_loc, print_c_condition): Use them.
2032 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
2033 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
2034 attr_file, dfa_file, latency_file): New global variables.
2035 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
2036 write_upcase, write_indent, write_length_unit_log, write_test_expr,
2037 write_attr_get, write_insn_cases, write_eligible_delay,
2038 write_const_num_delay_slots): Accept FILE pointer and toss it around.
2040 (write_header, open_outfile, handle_arg): New funcions.
2041 (make_automaton_attrs): Write prototypes as extern to the output
2043 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
2044 names from the command line. Open the output files and write out
2045 internal functions for DFA functions to dfa_file_name, insn latency
2046 functions to latency_file_name, and everything else to attr_file.
2047 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
2048 (BACKEND): Build libbackend first.
2049 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
2050 (.PRECIOUS): Likewise.
2051 (insn-dfatab.o): New rule.
2052 (insn-latencytab.o): New rule.
2053 (simple_rtl_generated_c): Do not include insn-attrtab.c.
2054 (s-attrtab): New rule.
2056 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
2058 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
2059 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
2060 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
2061 * reorg.c (get_jump_flags): Do not set the removed flags.
2063 * doc/md.texi (attr_flag): Update for abovementioned changes.
2065 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
2068 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
2069 (TARGET_CMOV): Rename from TARGET_CMOVE.
2070 (TARGET_CMOVE): New define.
2071 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
2072 Do not set TARGET_CMOVE here.
2074 2012-05-04 Dodji Seketeli <dodji@redhat.com>
2076 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
2077 * opts.c (finish_options): Activate -Wunused-local-typedefs if
2078 -Wunused is activated.
2079 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
2081 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2083 * config/s390/s390.md (*movmem_short, *clrmem_short)
2084 (*cmpmem_short): Move the mode check from the insn condition to
2087 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
2089 PR tree-optimization/52633
2090 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
2091 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
2092 (vect_recog_over_widening_pattern): Remove handling of code that was
2093 already detected as over-widening pattern. Remove special handling
2094 of "unsigned" cases. Instead, support general case of conversion
2095 of the shift result to another type.
2097 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
2099 * tree-vect-patterns.c (vect_single_imm_use): New function.
2100 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
2101 (vect_recog_over_widening_pattern): Likewise.
2102 (vect_recog_widen_shift_pattern): Likewise.
2104 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
2106 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
2107 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
2108 (vect_recog_widen_mult_pattern): Likewise.
2109 (vect_operation_fits_smaller_type): Likewise.
2110 (vect_recog_over_widening_pattern): Likewise.
2111 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
2113 2012-05-04 Richard Guenther <rguenther@suse.de>
2116 * lto-wrapper.c (merge_and_complain): Complain about mismatches
2117 of -freg-struct-return and -fpcc-struct-return.
2118 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
2119 from the input file options and ignore those from the link
2122 2012-05-04 Richard Guenther <rguenther@suse.de>
2124 PR tree-optimization/53168
2125 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
2126 memory reads when the result is a constant we can pun.
2128 2012-05-04 Richard Guenther <rguenther@suse.de>
2130 * common.opt (flto-report): Do not mark as Optimization.
2132 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
2135 * recog.c (constrain_operands): If extra constraints are present, also
2136 accept pseudo-registers with equivalent memory locations during reload.
2138 2012-05-04 Olivier Hainque <hainque@adacore.com>
2140 * collect2.c (may_unlink_output_file): New global.
2141 (maybe_unlink): Honor it.
2142 * collect2.h: Add extern for it.
2143 * tlink.c (do_tlink): Set it to true if the link succeeded.
2145 2012-05-04 Olivier Hainque <hainque@adacore.com>
2147 * gcc.c (eval_spec_function): Finalize/restore the current string
2148 obstack state as part of the context push/pop operations.
2150 2012-05-04 Bin Cheng <bin.cheng@arm.com>
2152 PR rtl-optimization/52804
2153 * reload1.c (reload_reg_reaches_end_p): Check whether successor
2154 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
2155 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
2156 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
2157 RELOAD_FOR_OUTADDR_ADDRESS.
2159 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
2162 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
2163 for macro expansion.
2165 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
2167 * flags.h (flag_permissive): Do not declare.
2168 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
2170 * toplev.c (flag_permissive): Do not define.
2171 * c-tree.h (system_header_p): Delete unused.
2173 2012-05-03 David S. Miller <davem@davemloft.net>
2176 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
2177 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
2178 (sparc_emit_float_lib_cmp): Likewise.
2180 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
2183 * config/rs6000/rs6000.md (bswapdi splitters): If
2184 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
2185 default) is used, generate an alternate sequence that does not
2186 depend on using indexed addressing.
2188 2012-05-03 Jason Merrill <jason@redhat.com>
2190 * gengtype.c (write_types): Fix warning message.
2191 (write_local): Likewise.
2193 2012-05-02 Jason Merrill <jason@redhat.com>
2195 * dwarf2out.c (struct external_ref, build_local_stub): New.
2196 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
2197 (optimize_external_refs, optimize_external_refs_1): New.
2198 (change_AT_die_ref): New.
2199 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
2200 (build_abbrev_table): Take the external refs hashtable.
2201 (output_comp_unit): Get it from optimize_external_refs and pass it in.
2203 2012-05-03 Jan Hubicka <jh@suse.cz>
2206 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
2208 2012-05-03 Jan Hubicka <jh@suse.cz>
2211 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
2213 2012-05-03 Jason Merrill <jason@redhat.com>
2215 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
2216 use_debug_types to discriminate the die_id union.
2217 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
2218 (build_abbrev_table, output_die): Likewise.
2219 (prune_unused_types_walk_attribs): Likewise.
2220 (generate_type_signature, copy_declaration_context): Set it.
2221 (remove_child_or_replace_with_skeleton): Set it.
2222 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
2223 check use_debug_types.
2224 (dwarf2out_finish): Do break_out_includes after .debug_types.
2226 2012-05-03 Jason Merrill <jason@redhat.com>
2228 * dwarf2out.c (modified_type_die): Use scope_die_for.
2229 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
2230 (uses_local_type_r, uses_local_type): New.
2231 (scope_die_for): Keep a type that uses a local type in local scope.
2232 Use get_context_die for namespace and type scope.
2234 2012-05-03 Jason Merrill <jason@redhat.com>
2236 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
2238 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
2239 (dwarf2out_finish): Likewise.
2241 2012-05-03 Martin Jambor <mjambor@suse.cz>
2243 * builtins.c (get_object_alignment_1): Return whether we can determine
2244 the alignment or conservatively assume byte alignment. Return the
2245 alignment by reference. Use get_pointer_alignment_1 for dereference
2247 (get_pointer_alignment_1): Return whether we can determine the
2248 alignment or conservatively assume byte alignment. Return the
2249 alignment by reference. Use get_ptr_info_alignment to get SSA name
2251 (get_object_alignment): Update call to get_object_alignment_1.
2252 (get_object_or_type_alignment): Likewise, fall back to type alignment
2253 only when it returned false.
2254 (get_pointer_alignment): Update call to get_pointer_alignment_1.
2255 * fold-const.c (get_pointer_modulus_and_residue): Update call to
2256 get_object_alignment_1.
2257 * ipa-prop.c (ipa_modify_call_arguments): Update call to
2258 get_pointer_alignment_1.
2259 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
2260 of MEM_REF or TARGET_MEM_REF only when it returns false.
2261 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
2262 get_object_alignment_1.
2263 (ccp_finalize): Use set_ptr_info_alignment.
2264 * tree.h (get_object_alignment_1): Update declaration.
2265 (get_pointer_alignment_1): Likewise.
2266 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
2267 (dump_gimple_stmt): Likewise.
2268 * tree-flow.h (ptr_info_def): Updated comments of fields align and
2270 (get_ptr_info_alignment): Declared.
2271 (mark_ptr_info_alignment_unknown): Likewise.
2272 (set_ptr_info_alignment): Likewise.
2273 (adjust_ptr_info_misalignment): Likewise.
2274 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
2275 and set alignment of SSA names.
2276 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
2277 mark_ptr_info_alignment_unknown.
2278 * tree-ssanames.c (get_ptr_info_alignment): New function.
2279 (mark_ptr_info_alignment_unknown): Likewise.
2280 (set_ptr_info_alignment): Likewise.
2281 (adjust_ptr_info_misalignment): Likewise.
2282 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
2283 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
2285 (bump_vector_ptr): Likewise.
2286 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
2287 (vectorizable_store): Likewise.
2288 (vectorizable_load): Likewise.
2290 2012-05-03 Michael Matz <matz@suse.de>
2292 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
2293 in front of basic_block_def.
2294 (struct basic_block_def): Make il.gimple the full struct, not a
2296 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
2298 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
2299 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
2300 NULL il.gimple, which can't happen anymore.
2301 * gimple.h (bb_seq): il.gimple can't be NULL.
2302 (bb_seq_add): Ditto.
2303 (set_bb_seq): Adjust.
2304 (gsi_start_bb, gsi_last_bb): Tidy.
2305 * lto-streamer-in.c (make_new_block): Don't zero members that
2306 are zeroed already, don't allocate a gimple_bb_info.
2307 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
2308 (remove_bb): Clear all il.gimple members.
2309 (gimple_verify_flow_info): Adjust for flat il.gimple.
2310 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
2312 * coretypes.h (const_gimple_seq): Remove typedef.
2313 * gimple.h (gimple_seq_first): Take gimple_seq.
2314 (gimple_seq_first_stmt): Ditto.
2315 (gimple_seq_last): Ditto.
2316 (gimple_seq_last_stmt): Ditto.
2317 (gimple_seq_empty_p): Ditto.
2319 2012-05-03 Richard Guenther <rguenther@suse.de>
2321 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
2323 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
2324 (compute_avail): Do not add possibly trapping operations to
2325 EXP_GEN if they might not be executed in the block.
2327 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
2329 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
2331 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
2333 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
2334 information as early as possible. Update dominance info instead of
2337 2012-05-03 Richard Guenther <rguenther@suse.de>
2339 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
2340 (union_contains_value): Remove.
2341 (vro_valid_in_sets): Likewise.
2342 (op_valid_in_sets): New function.
2343 (valid_in_sets): Use op_valid_in_sets.
2344 (insert_into_preds_of_block): Move dumping ...
2345 (do_regular_insertion): ... here.
2346 (do_partial_partial_insertion): ... and here. Dump that
2347 we've found a partial partial redundancy.
2348 (insert): Dump the current insert iteration.
2350 2012-05-03 Jakub Jelinek <jakub@redhat.com>
2353 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
2354 append program name to it and pass that as first argument
2355 to make_relative_prefix. Always pass standard_libexec_prefix
2356 as last argument to make_relative_prefix. If
2357 make_relative_prefix returns NULL, fall back to
2358 standard_libexec_prefix.
2361 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
2365 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
2366 mode, return that mode.
2369 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
2370 define __ATOMIC_HLE_* macros here.
2371 (ix86_target_macros): But here, using cpp_define_formatted.
2373 2012-05-03 Richard Guenther <rguenther@suse.de>
2375 PR tree-optimization/53144
2376 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
2378 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
2379 with SSA name values.
2380 (vn_reference_lookup_3): Adjust callers.
2382 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2384 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
2385 has_fma4 for AMD processors with both fma3 and fma4 support.
2387 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
2390 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
2393 2012-05-03 Michael Matz <matz@suse.de>
2396 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
2397 (dse_enter_block): Properly iterate the whole sequence even
2398 if the last statement was removed.
2400 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
2402 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
2403 unset flag_jump_tables.
2404 * stmt.c (expand_case): Remove special flag_pic case conditional
2405 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
2407 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
2409 * common/config/s390/s390-common.c (s390_option_optimization_table):
2410 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
2411 default when optimizing.
2413 2012-05-02 Martin Jambor <mjambor@suse.cz>
2416 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
2417 of a variable when the contect is a function.
2419 2012-05-02 Michael Matz <matz@suse.de>
2421 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
2422 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
2423 (const_gimple_seq_node): Remove.
2424 (gimple_seq_node): Typedef as gimple.
2425 (struct gimple_statement_base): Add next and prev members,
2426 adjust all WORD markers in using structs.
2427 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
2428 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
2429 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
2430 gimple are the same.
2431 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
2433 (gimple_init_singleton): New function.
2434 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
2435 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
2437 (gsi_stmt_ptr): Remove.
2438 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
2440 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
2441 again, adjust for above changes.
2442 (update_call_edge_frequencies): Adjust for above changes.
2443 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
2444 (gsi_insert_seq_nodes_after): Ditto.
2445 (gsi_split_seq_after): Ditto.
2446 (gsi_set_stmt): Ditto.
2447 (gsi_split_seq_before): Ditto.
2448 (gsi_remove): Ditto.
2449 (gsi_insert_seq_before_without_update): Don't free sequence.
2450 (gsi_insert_seq_after_without_update): Ditto.
2451 (gsi_replace): Assert some more invariants.
2452 (gsi_insert_before_without_update, gsi_insert_after_without_update):
2454 (gsi_for_stmt): Don't search for stmt.
2455 (gsi_insert_on_edge_immediate): Tidy.
2457 * gimple.c (gimple_alloc_k): Remove "sequences".
2458 (gimple_seq_cache): Remove.
2459 (gimple_alloc_stat): Make stmt a singleton sequence.
2460 (gimple_seq_alloc, gimple_seq_free): Remove.
2461 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
2462 (gimple_copy): Ditto.
2463 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
2464 create iterator from correct sequence.
2465 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
2467 2012-05-02 Michael Matz <matz@suse.de>
2469 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
2471 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
2472 sequence, lazily allocate it.
2473 (bb_seq_addr): New function.
2474 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
2475 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
2476 (gsi_none): New function.
2477 (gsi_start_bb): Adjust.
2478 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
2479 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
2480 (gsi_last_bb): Adjust.
2482 * tree-flow-inline.h (phi_nodes_ptr): New function.
2484 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
2485 datastructure and interface change.
2486 (gsi_insert_seq_before_without_update): Ditto.
2487 (gsi_insert_seq_nodes_after): Ditto.
2488 (gsi_insert_seq_after_without_update): Ditto.
2489 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
2490 (gsi_split_seq_before): Ditto.
2491 (gsi_start_phis): Adjust.
2492 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
2493 (vect_transform_loop): Ditto.
2494 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
2495 gimple_seq_copy): Don't use gimple_seq_alloc.
2496 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
2497 (gimplify_seq_add_seq): Ditto.
2498 * lto-streamer-in.c (make_new_block): Ditto.
2499 * tree-cfg.c (create_bb): Ditto.
2500 * tree-sra.c (initialize_parameter_reductions): Ditto.
2502 2012-05-02 Michael Matz <matz@suse.de>
2504 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
2505 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
2506 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
2507 set_bb_seq): Move down to after gimple_statement_d definition.
2509 2012-05-02 Michael Matz <matz@suse.de>
2511 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
2512 gsi_replace_with_seq, instead of inserting itself.
2513 * gimple-iterator.c (gsi_replace_with_seq): New function.
2514 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
2515 iterator instead of statement, advance it.
2516 (ssa_forward_propagate_and_combine): Adjust call to above.
2518 2012-05-02 Michael Matz <matz@suse.de>
2520 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
2522 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
2523 * tree-nested.c (walk_gimple_omp_for): Ditto.
2524 * trans-mem.c (lower_transaction): Ditto.
2525 * tree-eh.c (do_return_redirection): Ditto.
2526 (do_goto_redirection): Ditto.
2527 (lower_try_finally_switch): Ditto.
2528 * gimplify.c (gimplify_stmt): Ditto.
2529 (gimplify_scan_omp_clauses): Ditto.
2530 (gimplify_omp_for): Ditto.
2531 (gimplify_function_tree): Ditto.
2532 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
2533 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
2534 (mf_build_check_statement_for): Ditto.
2535 (mx_register_decls): Ditto.
2536 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
2537 and don't use itertors to append.
2538 (insert_stmts): Ditto.
2539 (insert_out_of_ssa_copy): Ditto.
2540 (insert_out_of_ssa_copy_on_edge): Ditto.
2542 2012-05-02 Michael Matz <matz@suse.de>
2544 * gimple.h (gimple_bind_body_ptr): New function.
2545 (gimple_bind_body): Use it.
2546 (gimple_catch_handler): Use gimple_catch_handler_ptr.
2547 (gimple_eh_filter_failure_ptr): New function.
2548 (gimple_eh_filter_failure): Use it.
2549 (gimple_eh_else_n_body_ptr): New function.
2550 (gimple_eh_else_n_body): Use it.
2551 (gimple_eh_else_e_body_ptr): New function.
2552 (gimple_eh_else_e_body): Use it.
2553 (gimple_try_eval_ptr): New function.
2554 (gimple_try_eval): Use it.
2555 (gimple_try_cleanup_ptr): New function.
2556 (gimple_try_cleanup): Use it.
2557 (gimple_wce_cleanup_ptr): New function.
2558 (gimple_wce_cleanup): Use it.
2559 (gimple_omp_body_ptr): New function.
2560 (gimple_omp_body): Use it.
2561 (gimple_omp_for_pre_body_ptr): New function.
2562 (gimple_omp_for_pre_body): Use it.
2563 (gimple_transaction_body_ptr): New function.
2564 (gimple_transaction_body): Use it.
2565 (gsi_split_seq_before): Adjust to return nothing and take pointer
2567 (gsi_set_stmt): Declare.
2568 (gsi_replace_with_seq): Declare.
2569 (walk_gimple_seq_mod): Declare.
2570 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
2572 * gimple-iterator.c (gsi_set_stmt): New function.
2573 (gsi_split_seq_before): Return new sequence via pointer argument.
2574 (gsi_replace): Use gsi_set_stmt.
2576 * tree-ssa-loop-im.c (move_computations_stmt): First remove
2578 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
2579 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
2581 (reserve_phi_args_for_new_edge): Change call to above,
2584 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
2585 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
2586 iterators. Adjust call to lower_omp.
2587 (lower_lastprivate_clauses): Adjust call to lower_omp.
2588 (lower_reduction_clauses): Ditto.
2589 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
2590 (lower_omp_sections): Don't explicitely count sequence length,
2591 nullify lowered bodies earlier, ensure stmts are part of only
2592 one sequence, adjust call to lower_omp.
2593 (lower_omp_single): Ensure stmts are part of only one sequence,
2594 adjust call to lower_omp.
2595 (lower_omp_master): Ditto.
2596 (lower_omp_ordered): Ditto.
2597 (lower_omp_critical): Ditto.
2598 (lower_omp_for): Ditto.
2599 (lower_omp_taskreg): Ditto, tidy.
2600 (lower_omp_1): Adjust calls to lower_omp.
2601 (execute_lower_omp): Ditto.
2602 (lower_omp): Adjust to take pointer to sequence.
2603 (diagnose_sb_2): Use walk_gimple_seq_mod.
2604 (diagnose_omp_structured_block_errors): Ditto and set possibly
2605 changed function body.
2606 * gimple-low.c (lower_function_body): Set function body after
2608 (lower_sequence): Adjust to take pointer to sequence.
2609 (lower_omp_directive): Ensure stmt isn't put twice into the
2610 sequence, adjust call to lower_sequence.
2611 (lower_stmt): Adjust calls to lower_sequence.
2612 (lower_gimple_bind): Ditto.
2613 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
2614 * tree-nested.c (walk_body): Take pointer to sequence, use
2615 walk_gimple_seq_mod.
2616 (walk_function): Adjust call to walk_body, set possibly changed body.
2617 (walk_gimple_omp_for): Adjust calls to walk_body.
2618 (convert_nonlocal_omp_clauses): Ditto.
2619 (convert_nonlocal_reference_stmt): Ditto.
2620 (convert_local_omp_clauses): Ditto.
2621 (convert_local_reference_stmt): Ditto.
2622 (convert_tramp_reference_stmt): Ditto.
2623 (convert_gimple_call): Ditto.
2624 (convert_nl_goto_reference): Use local iterator copy.
2625 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
2626 but taking pointer to sequence, ensure gsi_start is called with
2628 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
2629 asserting that the sequence head didn't change.
2630 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
2631 walk_gimple_seq_mod.
2632 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
2633 (execute_lower_tm): Ditto, and set possibly changed body.
2634 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
2635 call gsi_start with that lvalue.
2636 (replace_goto_queue_stmt_list): Ditto.
2637 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
2638 (replace_goto_queue): Ditto.
2639 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
2640 (lower_try_finally_onedest): Ditto.
2641 (lower_try_finally_copy): Ditto.
2642 (lower_try_finally_switch): Ditto.
2643 (lower_try_finally): Ditto.
2644 (lower_eh_filter): Ditto.
2645 (lower_eh_must_not_throw): Ditto.
2646 (lower_cleanup): Ditto.
2647 (lower_eh_constructs_2): Ditto.
2648 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
2649 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
2650 set possibly changed body.
2651 (optimize_double_finally): Call gsi_start with lvalue.
2653 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
2654 (gimple_split_block): Ditto.
2655 (gimple_merge_blocks): Use gsi_start_phis.
2656 (move_stmt_r): Use walk_gimple_seq_mod.
2657 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
2658 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
2659 (rebuild_cgraph_edges): Ditto.
2660 (cgraph_rebuild_references): Ditto.
2661 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
2662 * tree-inline.c (copy_phis_for_bb): Ditto.
2663 * tree-ssa-dce.c: Ditto.
2665 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
2667 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
2668 Andi Kleen <ak@linux.intel.com>
2670 * coretypes.h (MEMMODEL_MASK): New.
2671 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
2672 and return new variable.
2673 (expand_builtin_atomic_exchange): Mask memmodel values.
2674 (expand_builtin_atomic_compare_exchange): Ditto.
2675 (expand_builtin_atomic_load): Ditto.
2676 (expand_builtin_atomic_store): Ditto.
2677 (expand_builtin_atomic_clear): Ditto.
2678 * doc/extend.texi: Mention port-dependent memory model flags.
2679 * config/i386/cpuid.h (bit_HLE): New.
2680 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
2682 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
2683 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
2684 (ix86_target_string)<-mhle>: New.
2685 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
2686 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
2687 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
2688 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
2689 enabled for generic, generic64 and core-avx2.
2690 (ix86_print_operand): Generate HLE lock prefixes.
2691 (ix86_memmodel_check): New.
2692 (TARGET_MEMMODEL_CHECK): Ditto.
2693 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
2694 (IX86_HLE_ACQUIRE): Ditto.
2695 (IX86_HLE_RELEASE): Ditto.
2696 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
2697 * config/i386/i386.opt (mhle): Ditto.
2698 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
2699 success model to instruction emitter.
2700 (atomic_fetch_add<mode>): Ditto.
2701 (atomic_exchange<mode>): Ditto.
2702 (atomic_add<mode>): Ditto.
2703 (atomic_sub<mode>): Ditto.
2704 (atomic_<code><mode>): Ditto.
2705 (*atomic_compare_and_swap_doubledi_pic): Ditto.
2706 (atomic_compare_and_swap_single<mode>): Define and use argument
2708 (atomic_compare_and_swap_double<mode>): Ditto.
2709 * configure.ac: Check if assembler support HLE prefixes.
2710 * configure: Regenerate.
2713 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
2716 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
2718 (gimplify_switch_expr): ... here.
2719 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
2720 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
2721 to clean up case labels with values outside the index type range.
2722 (simplify_gimple_switch): Call it if something changed.
2723 Remove strange and unnecessary assert.
2725 2012-05-02 Richard Guenther <rguenther@suse.de>
2727 * fold-const.c (div_if_zero_remainder): sizetypes no longer
2729 (int_const_binop_1): New worker for int_const_binop with
2730 overflowable parameter. Pass it through to force_fit_type_double.
2731 (int_const_binop): Wrap around int_const_binop_1 with overflowable
2733 (size_binop_loc): Call int_const_binop_1 with overflowable equal
2734 to minus one, forcing overflow detection for even unsigned types.
2735 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
2736 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
2737 * stor-layout.c (initialize_sizetypes): sizetypes no longer
2739 (layout_type): For zero-sized arrays ignore overflow on the
2741 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
2742 (bit_value_binop_1): Likewise.
2743 * tree.c (double_int_to_tree): Likewise.
2744 (double_int_fits_to_tree_p): Likewise.
2745 (force_fit_type_double): Likewise.
2746 (host_integerp): Likewise.
2747 (int_fits_type_p): Likewise.
2748 * varasm.c (output_constructor_regular_field): Sign-extend the
2749 field-offset to cater for negative offsets produced by the Ada
2751 * omp-low.c (extract_omp_for_data): Convert the loop step to
2752 signed for pointer adjustments.
2754 2012-05-02 Richard Guenther <rguenther@suse.de>
2756 * tree.c (valid_constant_size_p): New function.
2757 * tree.h (valid_constant_size_p): Declare.
2758 * cfgexpand.c (expand_one_var): Adjust check for too large
2759 variables by using valid_constant_size_p.
2760 * varasm.c (assemble_variable): Likewise.
2762 * c-decl.c (grokdeclarator): Properly check for sizes that
2763 cover more than half of the address-space.
2765 2012-05-02 Jakub Jelinek <jakub@redhat.com>
2767 PR tree-optimization/53163
2768 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
2769 return value from compute_all_dependences.
2771 PR rtl-optimization/53160
2772 * ree.c (combine_reaching_defs): Handle the case where cand->insn
2773 has been modified by ree pass already.
2775 2012-05-01 Ian Lance Taylor <iant@google.com>
2778 * c-decl.c (build_compound_literal): Make the decl readonly if it
2779 an array of a readonly type.
2780 * gimplify.c (gimplify_compound_literal_expr): Add fallback
2781 parameter. Change all callers. If the decl is not addressable
2782 and is not an l-value, make it readonly.
2784 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
2786 * ira.c (allocated_reg_info_size): New static variable.
2787 (expand_reg_info): Manage it. Call
2788 setup_preferred_alternate_classes_for_new_pseudos.
2789 (ira): Don't do it here. Remove local allocated_reg_info_size,
2790 set the global before calling find_moveable_pseudos.
2791 (find_moveable_pseudos): Call expand_reg_info rather than
2794 2012-05-01 Richard Henderson <rth@redhat.com>
2796 * common.opt (fsync-libcalls): New.
2797 * doc/invoke.texi: Document it.
2798 * optabs.c (init_sync_libfuncs): Honor it.
2800 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
2801 Richard Sandiford <r.sandiford@uk.ibm.com>
2803 PR rtl-optimization/52543
2804 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
2806 * lower-subreg.h: New file.
2807 * target-globals.h (this_target_lower_subreg): Declare.
2808 (target_globals): Add lower_subreg;
2809 (restore_target_globals): Restore this_target_lower_subreg.
2810 * target-globals.c: Include it.
2811 (default_target_globals): Add default_target_lower_subreg.
2812 (save_target_globals): Initialize target_lower_subreg.
2813 * rtl.h (init_lower_subreg): Added declaration.
2814 * toplev.c (backend_init_target): Call initializer for lower-subreg
2816 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
2817 (default_target_lower_subreg): New variable.
2818 (this_target_lower_subreg): Likewise.
2819 (twice_word_mode, choices): New macros.
2820 (shift_cost, compute_splitting_shift, compute_costs)
2821 (init_lower_subreg): New functions.
2822 (resolve_simple_move): Add speed_p argument. Check choices.
2823 (find_pseudo_copy): Don't check the mode size here.
2824 (resolve_simple_move): Assert the mode size.
2825 (find_decomposable_shift_zext): Add speed_p argument and return
2826 a bool. Check choices.
2827 (resolve_shift_zext): Add comment.
2828 (dump_shift_choices, dump_choices): New functions.
2829 (decompose_multiword_subregs): Dump list of profitable
2830 transformations. Add code to skip non profitable transformations.
2831 Update calls to simple_move and find_decomposable_shift_zext.
2833 2012-05-01 Ian Bolton <ian.bolton@arm.com>
2834 Sameera Deshpande <sameera.deshpande@arm.com>
2835 Greta Yorsh <greta.yorsh@arm.com>
2837 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
2838 (thumb1_unexpanded_epilogue): ...this.
2839 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
2840 (thumb1_unexpanded_epilogue): ...this.
2841 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
2842 (thumb1_unexpanded_epilogue): ...this.
2844 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
2846 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
2847 comparing enumeration values. Update comments.
2849 2012-05-01 Alan Modra <amodra@gmail.com>
2852 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
2853 load_cr_save, add_crlr_cfa_restore): New functions.
2854 (rs6000_restore_saved_cr): Rename to..
2855 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
2856 (rs6000_emit_epilogue): Use new functions. Adjust condition
2857 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
2858 regs when using out-of-line restore only when shrink wrapping.
2860 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
2863 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
2864 calls to cgraph_node_name in xstrdup.
2865 (ipa_make_edge_direct_to_target): Ditto.
2866 * cgraph.c (dump_cgraph_node): Ditto.
2867 * tree-sra.c (convert_callers_for_node): Ditto.
2868 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
2869 * ipa-cp.c (perhaps_add_new_callers): Ditto.
2870 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
2871 (cgraph_materialize_all_clones): Ditto.
2872 * ipa-inline.c (report_inline_failed_reason): Ditto.
2873 (want_early_inline_function_p): Ditto.
2874 (edge_badness): Ditto.
2875 (update_edge_key): Ditto.
2876 (flatten_function): Ditto.
2877 (ipa_inline): Ditto.
2878 (inline_always_inline_functions): Ditto.
2879 (early_inline_small_functions): Ditto.
2881 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
2884 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
2885 constraints 0 and 1.
2887 012-04-30 Jan Hubicka <jh@suse.cz>
2889 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
2890 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
2891 (cgraph_add_to_same_comdat_group): Remove.
2892 (cgraph_add_asm_node): Move to cgraphunit.c.
2893 (cgraph_make_decl_local): Move to symtab.c
2894 (cgraph_make_node_local_1): Update.
2895 (cgraph_can_remove_if_no_direct_calls_and): Update.
2896 (used_from_object_file_p): Update.
2897 (resolution_used_from_other_file_p): Move to symtab.c
2898 (cgraph_used_from_object_file_p): move to symtab.c
2899 (verify_cgraph_node): Verify same comdat groups.
2900 * cgraph.h (cgraph_asm_node): Rename to ...
2901 (asm_node): ... this one.
2902 (cgraph_asm_nodes): Rename to ...
2903 (asm_nodes): ... this one.
2904 (symtab_add_to_same_comdat_group): New function.
2905 (symtab_dissolve_same_comdat_group_list): New function.
2906 (symtab_used_from_object_file_p): Declare.
2907 (symtab_make_decl_local): Declare.
2908 (cgraph_add_to_same_comdat_group): Remove.
2909 (cgraph_add_asm_node): Remove.
2910 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
2912 (cgraph_finalize_compilation_unit): Rename to ...
2913 (finalize_compilation_unit): ... this one.
2914 (cgraph_optimize): Rename to ....
2915 (compile): ... this one.
2916 (add_asm_node): Declare.
2917 (fixup_same_cpp_alias_visibility): Declare.
2918 (cgraph_make_decl_local): Remove.
2919 (varpool_assemble_pending_decls): Rename to ...
2920 (varpool_output_variables): ... this one.
2921 (varpool_remove_unreferenced_decls): Remove.
2922 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
2923 (preserve_function_body_p): Make static.
2924 * toplev.c (compile_file): Update comments; update.
2925 * cgraphunit.c: Update comments.
2926 (cgraph_expand_all_functions): Rename to ...
2927 (expand_all_functions): ... this one; update.
2928 (cgraph_mark_functions_to_output): Rename to ...
2929 (mark_functions_to_output): ... this one; cleanup.
2930 (cgraph_output_pending_asms): Remove prototype.
2931 (asm_nodes, asm_last_node): New static vars.
2932 (cgraph_process_new_functions): Update.
2933 (cgraph_reset_node): Cleanup; add comment.
2934 (cgraph_add_new_function): Update.
2935 (cgraph_output_pending_asms): Rename to ...
2936 (output_asm_statements): ... this one.
2937 (add_asm_node): New function.
2938 (fixup_same_cpp_alias_visibility): New function based on code
2939 in cgraph_analyze_function.
2940 (cgraph_analyze_function): Use it.
2941 (cgraph_order_sort): Update.
2942 (cgraph_output_in_order): Update.
2943 (cgraph_function_versioning): Update.
2944 (cgraph_optimize): Rename to ...
2945 (compile): ... this one; initialize streamer hooks here.
2946 (cgraph_finalize_compilation_unit): Rename to ...
2947 (finalize_compilation_unit): ... this one; do not initialize streamer
2949 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
2950 * dwarf2out.c: Update ocmment.
2951 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
2952 * method.c (use_thunk): Likewise.
2953 * semantics.c (maybe_add_lambda_conv_op): Likewise.
2954 * decl2.c (maybe_emit_vtables): Likewise.
2955 (cp_write_global_declarations): Use finalize_compilation_unit.
2956 * parser.c (cp_parser_asm_definition): Use add_asm_node.
2957 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
2958 * c-decl.c (c_write_global_declarations): Use
2959 finalize_compilation_unit.
2960 * langhooks.c (write_global_declarations): Update.
2961 * ipa.c (cgraph_externally_visible_p): Update.
2962 (dissolve_same_comdat_group_list): Remove.
2963 (function_and_variable_visibility): Update.
2964 * symtab.c: Inlcude lto-streamer.h and rtl.h
2965 (ld_plugin_symbol_resolution_names): New.
2966 (symtab_add_to_same_comdat_group): New.
2967 (symtab_dissolve_same_comdat_group_list): New.
2968 (resolution_used_from_other_file_p): Move here from cgraph.c
2969 (symtab_used_from_object_file_p): New.
2970 (symtab_make_decl_local): New.
2971 * passes.c (register_pass): Update comments.
2972 * c-parser.c (c_parser_asm_definition): Update.
2973 * varpool.c (varpool_analyze_node): Use
2974 fixup_same_cpp_alias_visibility.
2975 (varpool_remove_unreferenced_decls): Make static.
2976 (varpool_assemble_pending_decls): Rename to ...
2977 (varpool_output_variables): ... this one; call
2978 varpool_remove_unreferenced_decls.
2979 (varpool_used_from_object_file_p): Remove.
2981 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
2984 * c-typeck.c (build_array_ref): Call
2985 convert_vector_to_pointer_for_subscript.
2986 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
2988 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
2990 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
2991 to compile-time "mode == <MODE>mode" checks.
2992 (and splitter): Ditto.
2994 2012-04-30 Richard Henderson <rth@redhat.com>
2996 * config/arm/arm.md (UNSPEC_LL): New.
2997 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
2998 (arm_load_exclusivedi): Use %H0.
3000 2012-04-30 Jason Merrill <jason@redhat.com>
3002 * dwarf2out.c (comdat_symbol_id): Add const.
3003 (union die_symbol_or_type_node): Add const to die_symbol.
3004 (output_die_symbol, output_die, output_comp_unit): Adjust.
3006 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
3008 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
3009 * config/arm/neon.md (negdi2_neon): New insn.
3010 Also add splitters for core and NEON registers.
3012 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
3014 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
3015 (arm_print_operand): Add 'x' format.
3016 * config/arm/constraints.md (Dn): Allow const_int.
3017 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
3018 Use 'x' format to print constants.
3019 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
3020 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
3022 (movdi_vfp_cortexa8): Likewise.
3024 2012-04-30 Ian Bolton <ian.bolton@arm.com>
3025 Sameera Deshpande <sameera.deshpande@arm.com>
3026 Greta Yorsh <greta.yorsh@arm.com>
3028 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
3029 * config/arm/arm.c (ldm_stm_operation_p): New function.
3030 * config/arm/predicates.md (load_multiple_operation): Update predicate.
3031 (store_multiple_operation): Likewise.
3033 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
3034 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
3035 * config/arm/predicates.md (load_multiple_operation): Add arguments.
3036 (store_multiple_operation): Likewise.
3038 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3040 * config/i386/i386.md (and<mode>3): Expand masking operations with
3041 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
3042 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
3044 2012-04-30 Dodji Seketeli <dodji@redhat.com>
3046 Add -Wvarargs option
3047 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
3048 argument for the various warning_at calls.
3049 * docs/invoke.texi: Update the documentation.
3051 2012-04-30 Dodji Seketeli <dodji@redhat.com>
3053 Switch -ftrack-macro-expansion=2 on by default.
3054 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
3057 Fix va_start related location
3058 * builtins.c (fold_builtin_next_arg): Unwinds to the first
3059 location in real source code.
3061 Make conversion warnings work on NULL with -ftrack-macro-expansion
3062 * input.h (expansion_point_location_if_in_system_header): Declare
3064 * input.c (expansion_point_location_if_in_system_header): Define it.
3066 Fix -Wuninitialized for -ftrack-macro-expansion
3067 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
3068 declaration. Use linemap_location_before_p for source locations.
3070 Strip "<built-in>" loc from displayed expansion context
3071 * input.c (expand_location_1): When expanding to spelling location
3072 in a context of a macro expansion, skip reserved system header
3073 locations. Update comments. * tree-diagnostic.c
3074 (maybe_unwind_expanded_macro_loc): Likewise.
3076 Make expand_location resolve to locus in main source file
3077 * input.c (expand_location_1): New. Takes a parameter to choose
3078 whether to resolve the location to spelling or expansion point.
3079 Was factorized from ...
3080 (expand_location): ... here.
3081 (expand_location_to_spelling_point): New. Implemented in terms of
3083 * diagnostic.c (diagnostic_build_prefix): Use the new
3084 expand_location_to_spelling_point instead of expand_location.
3086 Fix PCH crash on GTYed pointer-to-scalar field of a struct
3087 * gengtype.c (write_types_process_field): Force second argument of
3088 the call to the PCH object hierarchy walker to be 'x'.
3090 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
3092 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
3093 predicate to discriminate types.
3095 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
3097 * doc/invoke.texi (Wmissing-format-attribute): Document as an
3098 alias of Wsuggest-attribute=format.
3099 * c-typeck.c (convert_for_assignment): Replace
3100 Wmissing-format-attribute with Wsuggest-attribute=format.
3101 (digest_init): Likewise.
3103 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
3105 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
3106 * common.opt (Wmissing-noreturn): Alias of
3107 -Wsuggest-attribute=noreturn.
3109 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
3112 * config/cris/cris.md (andqu): New peephole2.
3113 (andu): Tweak head comment.
3115 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3116 Steven Bosscher <steven@gcc.gnu.org>
3117 Maxim Kuvyrkov <maxim@codesourcery.com>
3119 PR tree-optimization/38785
3120 * common.opt (ftree-partial-pre): New option.
3121 * doc/invoke.texi: Document it.
3122 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
3123 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
3125 (execute_pre): Use flag_tree_partial_pre.
3127 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3130 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3133 2012-04-27 Ollie Wild <aaw@google.com>
3135 * doc/invoke.texi (Wliteral-suffix): Document new option.
3137 2012-04-27 Tom Tromey <tromey@redhat.com>
3139 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
3140 (dwarf_tag_name): Use get_DW_TAG_name.
3141 (dwarf_attr_name): Use get_DW_AT_name.
3142 (dwarf_form_name): Use get_DW_FORM_name.
3143 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
3145 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3147 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
3148 arguments are -1 and 0, by negating the result of the conditional.
3150 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3153 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
3155 2012-04-27 Richard Guenther <rguenther@suse.de>
3157 * tree-flow.h (is_hidden_global_store): Remove.
3158 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
3159 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
3160 (stmt_may_clobber_global_p): Likewise.
3161 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
3162 (stmt_may_clobber_global_p): Likewise.
3163 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
3164 stmt_may_clobber_global_p.
3165 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
3167 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
3169 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
3172 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
3173 reorganize some fields and update comments. Rename bit_test_uniq
3174 and bit_test_count to uniq resp. count. Remove bit_test_bb.
3175 (collect_switch_conv_info): New function, collects info about a
3176 GIMPLE_SWITCH into a struct switch_conv_info.
3177 (check_range): Simplify to use pre-recorded info. Fix think-o in
3178 range-branch ratio check.
3179 (check_process_case): Remove function.
3180 (check_all_empty_except_final): New function, verifies that all
3181 non-final basic blocks are empty.
3182 (process_switch): Simplify to use pre-recorded info. Call
3183 collect_switch_conv_info to do that. Assert that degenerate switch
3184 statements have been cleaned up.
3186 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
3189 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
3191 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
3194 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
3196 2012-04-27 Tom de Vries <tom@codesourcery.com>
3198 PR tree-optimization/51879
3199 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
3200 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
3202 (defs_to_varying): ... here. Don't set use_processed.
3203 (visit_reference_op_call): Handle gimple_vdef.
3204 Handle case that lhs is NULL_TREE.
3205 (visit_use): Use mark_use_processed. Handle calls with side-effect
3206 using visit_reference_op_call.
3208 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
3210 * sched-deps.c (fixup_sched_groups): Rename to...
3211 (chain_to_prev_insn): ...this.
3212 (chain_to_prev_insn_p): New function.
3213 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
3215 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
3217 * sched-int.h (_haifa_insn_data): Move priority_status.
3219 (INSN_MODEL_INDEX): New macro.
3220 * haifa-sched.c (insn_delay): New function.
3221 (sched_regno_pressure_class): Update commentary.
3222 (mark_regno_birth_or_death): Pass the liveness bitmap and
3223 pressure array as arguments, instead of using curr_reg_live and
3224 curr_reg_pressure. Only update the pressure if the bit in the
3225 liveness set has changed.
3226 (initiate_reg_pressure_info): Always trust the live-in set for
3227 SCHED_PRESSURE_MODEL.
3228 (initiate_bb_reg_pressure_info): Update call to
3229 mark_regno_birth_or_death.
3230 (dep_list_size): Take the list as argument.
3231 (calculate_reg_deaths): New function, extracted from...
3232 (setup_insn_reg_pressure_info): ...here.
3233 (MODEL_BAR): New macro.
3234 (model_pressure_data, model_insn_info, model_pressure_limit)
3235 (model_pressure_group): New structures.
3236 (model_schedule, model_worklist, model_insns, model_num_insns)
3237 (model_curr_point, model_before_pressure, model_next_priority):
3239 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
3240 (MODEL_INSN_INFO, MODEL_INSN): New macros.
3241 (model_index, model_update_limit_points_in_group): New functions.
3242 (model_update_limit_points, model_last_use_except): Likewise.
3243 (model_start_update_pressure, model_update_pressure): Likewise.
3244 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
3245 (model_excess_cost, model_dump_pressure_points): Likewise.
3246 (model_set_excess_costs): Likewise.
3247 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
3248 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
3249 schedule as an alternative tie-breaker. Update the call to
3251 (ready_sort): Call model_set_excess_costs.
3252 (update_register_pressure): Update call to mark_regno_birth_or_death.
3253 Rely on that function to check liveness rather than doing it here.
3254 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
3255 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
3256 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
3257 (model_record_pressure, model_record_pressures): New functions.
3258 (model_record_final_pressures, model_add_successors_to_worklist)
3259 (model_promote_predecessors, model_choose_insn): Likewise.
3260 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
3261 (model_start_schedule, model_finalize_pressure_group): Likewise.
3262 (model_end_schedule): Likewise.
3263 (schedule_insn): Say when we're scheduling the next instruction
3264 in the model schedule.
3265 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
3266 (queue_to_ready): Do not add instructions that are
3267 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
3268 Always allow the next instruction in the model schedule to be added.
3269 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
3270 and delay for SCHED_PRESSURE_MODEL too.
3271 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
3272 SCHED_PRIORITY_MODEL, but also take the DFA into account.
3273 (schedule_block): Call model_start_schedule and model_end_schedule.
3274 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
3275 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
3276 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
3278 (sched_finish): Update accordingly.
3279 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
3280 to SCHED_PRESSURE_MODEL.
3281 (add_jump_dependencies): Update call to dep_list_size.
3282 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
3283 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
3284 to SCHED_PRESSURE_MODEL.
3285 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
3286 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
3287 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
3288 handling to SCHED_PRESSURE_MODEL.
3290 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
3292 * common.opt (fsched-pressure-algorithm=): New option.
3293 * flag-types.h (sched_pressure_algorithm): New enum.
3294 * sched-int.h (sched_pressure_p): Replace with...
3295 (sched_pressure): ...this new variable.
3296 * haifa-sched.c (sched_pressure_p): Replace with...
3297 (sched_pressure): ...this new variable.
3298 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
3299 (update_reg_and_insn_max_reg_pressure, schedule_insn)
3300 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
3301 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
3302 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
3303 (sched_analyze_insn): Likewise.
3304 * sched-rgn.c (schedule_region): Likewise.
3305 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
3307 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
3309 * PR middle-end/52997
3310 * ira.c (find_moveable_pseudos): Call resize_reg_info.
3313 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
3314 * expr.c (convert_move): Honor unsignedp when extending partial int
3316 * genmodes.c (complete_mode): Don't clear component field of partial
3318 (emit_mode_inner): Don't emit it however.
3319 (calc_wider_mode): Partial int modes widen to their component.
3321 2012-04-26 David S. Miller <davem@davemloft.net>
3323 * config/sparc/niagara4.md: New file.
3324 * config/sparc/sparc.md: Include it.
3325 * config/sparc/sparc.c (niagara4_costs): New processor costs.
3326 (sparc_option_override): Use it.
3327 (sparc_use_sched_lookahead): Return 2 for niagara4.
3328 (sparc_issue_rate): Likewise.
3330 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
3331 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
3332 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
3333 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
3334 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
3335 alignaddrldi_vis): Set type to gsr.
3336 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
3337 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
3338 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
3339 v<vis3_shift_patname><mode>3, fmean16_vis,
3340 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
3341 fucmp<code>8<P:mode>_vis): Set type to fga.
3342 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
3343 * config/sparc/niagara.md: Likewise.
3344 * config/sparc/niagara2.md: Likewise.
3345 * config/sparc/ultra3.md: Likewise, and fix type matching for
3346 us3_ialuX reservation.
3348 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3350 * reload.c (find_reloads): Change the loop nesting when trying an
3351 alternative with swapped operands.
3353 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3355 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
3356 comment. Delete unused parameter first_exp_point_map.
3357 (virt_loc_aware_diagnostic_finalizer): Update call.
3359 2012-04-26 Michael Hope <michael.hope@linaro.org>
3360 Richard Earnshaw <rearnsha@arm.com>
3362 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
3363 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
3364 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
3365 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
3367 2012-04-25 Sriraman Tallam <tmsriram@google.com>
3369 * doc/extend.texi: Document avx2 support.
3370 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
3372 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
3375 * config/cris/cris.md ("*andhi_lowpart_v32")
3376 ("*andqi_lowpart_v32"): Change first input-only operand from
3377 a (match_operand ...) to (match_dup 0). Drop alternatives with
3378 const_int-matching constraints for redundancy.
3379 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
3380 three-operand alternative.
3382 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3385 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
3386 instead expand it as zero extension.
3388 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
3391 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
3393 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3395 * common.opt (flag_debug_types_section): Default to 0.
3396 (dwarf_version): Default to 4.
3397 (dwarf_record_gcc_switches): Default to 1.
3398 (dwarf_strict): Default to 0.
3399 * toplev.c (process_options): Don't handle dwarf_strict
3400 or dwarf_version here.
3401 * config/vxworks.c (vxworks_override_options): Don't
3402 test whether dwarf_strict or dwarf_version are negative,
3403 instead test !global_options_set.x_dwarf_*.
3404 * config/darwin.c (darwin_override_options): Default to
3406 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
3407 and -fno-debug-types-section are now the default.
3409 2012-04-25 Jan Hubicka <jh@suse.cz>
3411 * cgraphunit.c: Update toplevel comment.
3412 (tree_rest_of_compilation): Merge into cgraph_expand_function.
3413 (cgraph_analyze_function): Make static.
3414 (cgraph_decide_is_function_needed): Make static.
3415 (cgraph_add_new_function): Use expand_function instead of
3416 rest_of_compilation.
3417 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
3418 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
3420 (cgraph_inline_p): Remove.
3421 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
3422 (init_cgraph): Add comment.
3423 * cgraphbuild.c (record_reference, mark_address, mark_load,
3424 mark_store): Do not call analyze_expr hook.
3425 * cgraph.c: Update toplevel comment.
3426 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
3427 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
3428 Move fere from cgraphunit.c
3429 (cgraph_mark_force_output_node): Move to cgraph.h
3430 * cgraph.h: Reorder so the comments match the function placement.
3431 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
3432 (cgraph_mark_force_output_node): Move here from cgraph.c
3433 * tree.c (free_lang_data): Do not clear analyze_expr hook.
3434 * ipa-inline-transform.c (preserve_function_body_p): New function.
3435 (inline_transform): Update.
3436 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
3437 * langhooks.h (lang_hooks_for_callgraph): Remove.
3438 (lang_hooks): Remove callgraph.
3439 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
3440 * varpool.c: Remove out of date comment.
3441 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
3442 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
3444 2012-04-25 Jan Hubicka <jh@suse.cz>
3447 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
3448 forward declaration.
3449 (cgraph_finalize_function): Finalize them here.
3450 * symtab.c (dump_symtab): Dump ctors and dtors.
3452 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3455 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3456 larger than maxbits. Don't compute maxbits modulo align.
3457 Also check that unit bytes long store at bitpos / unit * unit
3458 doesn't affect bits beyond bitregion_end.
3459 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3460 would not fit into bitregion_start ... bitregion_end + 1 bit region.
3461 (store_split_bit_field): Decrease unit close to end of bitregion_end
3462 if access is restricted in order to avoid mutual recursion.
3464 PR tree-optimization/53058
3465 * double-int.h (double_int_max_value, double_int_min_value): New
3467 * double-int.c (double_int_max_value, double_int_min_value): New
3469 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
3470 or GT_EXPR with double_int_max_value instead of double_int_mask.
3472 2012-04-25 Richard Guenther <rguenther@suse.de>
3474 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
3475 * tree-vect-loop.c (vect_transform_loop): Adjust.
3476 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
3477 the maximum number of iterations for the epilogue loop.
3478 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
3480 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3483 * c-typeck.c (set_nonincremental_init,
3484 set_nonincremental_init_from_string): Pass true instead of false
3485 as IMPLICIT to add_pending_init.
3487 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
3489 * c-typeck.c (pop_init_level): Improve diagnostics.
3491 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
3493 * compare-elim.c (try_eliminate_compare): Also handle operands with
3494 implicit extensions.
3496 2012-04-25 Alan Modra <amodra@gmail.com>
3498 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
3499 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
3500 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
3501 (no_global_regs_above): Delete.
3502 (no_global_regs): New function.
3503 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
3504 value for load multiple test.
3505 (savres_routine_syms): Increase size.
3506 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
3507 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
3508 rather than a number of boolean flags. Update all callers.
3509 (rs6000_savres_routine_name): Generate vector save/restore names.
3510 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
3511 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
3512 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
3513 and using_store_multiple. Expand uses. Don't always use r11 as
3514 frame reg when needed for out-of-line saves. Set up initial offset
3515 for out-of-line vector saves when buying stack frame. Handle pointer
3516 reg setup for out-of-line fp save. Emit call to out-of-line vector
3517 save function. Choose r11 or r12 for vrsave reg when available for
3519 (rs6000_output_function_prologue): Don't emit .extern for ELF.
3520 (rs6000_emit_epilogue): Choose a better frame reg when restoring
3521 from back-chain to suit out-of-line vector restore functions. Emit
3522 call to out-of-line vector restore function. Adjust register used
3523 for cr restore. Tweak pointer register setup for gpr restore.
3524 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
3526 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
3527 (V_SAVE_INLINE): Define.
3528 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
3530 2012-04-25 Alan Modra <amodra@gmail.com>
3532 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
3533 out-of-line save/restore for large frames. Don't disable
3534 out-of-line saves on ABI_AIX when using static chain reg.
3535 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
3536 clobber static chain reg, and tweak for out-of-line gpr saves
3539 2012-04-25 Alan Modra <amodra@gmail.com>
3541 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
3542 (rs6000_emit_prologue): Use the above to catch register overlap.
3544 2012-04-25 Alan Modra <amodra@gmail.com>
3546 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
3547 decl. Move logic selecting update reg to callers. Update all callers.
3548 (rs6000_emit_allocate_stack): Add copy_off param.
3549 (emit_frame_save): Don't handle reg+reg addressing.
3550 (ptr_regno_for_savres): New function, extracted from..
3551 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
3552 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
3553 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
3554 frame offset adjustment for out-of-line save with copy from sp.
3555 Simplify condition controlling whether cr is saved early or
3556 late. Use ptr_regno_for_savres to verify correct reg is set
3557 up for out-of-line saves. Pass the actual pointer reg used to
3558 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
3559 function. Rearrange spe vars so code is similar to that
3560 elsewhere in this function. Don't update frame_off when spe
3561 save code will restore r11. Use emit_frame_save for spe and
3562 gpr saves. Consolidate darwin out-of-line gpr setup with that
3563 for other abis. Don't assume frame_offset is zero and frame
3564 reg is sp when setting up altivec reg saves, and calculate
3565 exact offset requirement.
3566 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
3567 spe restore code. Consolidate darwin out-of-line gpr setup
3568 with that for other abis.
3570 2012-04-25 Alan Modra <amodra@gmail.com>
3572 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
3573 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
3575 (emit_frame_save): Delete frame_ptr param. Rename total_size to
3577 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
3578 and emit_frame_save calls. Cope with possibly missing note.
3580 2012-04-24 Sriraman Tallam <tmsriram@google.com>
3582 * config/i386/i386.c (build_processor_model_struct): New function.
3583 (make_var_decl): New function.
3584 (fold_builtin_cpu): New function.
3585 (ix86_fold_builtin): New function.
3586 (make_cpu_type_builtin): New function.
3587 (ix86_init_platform_type_builtins): New function.
3588 (ix86_expand_builtin): Expand new builtins by folding them.
3589 (ix86_init_builtins): Make new builtins to detect CPU type.
3590 (TARGET_FOLD_BUILTIN): New macro.
3591 (IX86_BUILTIN_CPU_INIT): New enum value.
3592 (IX86_BUILTIN_CPU_IS): New enum value.
3593 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
3594 * config/i386/i386-builtin-types.def: New function type.
3595 * testsuite/gcc.target/builtin_target.c: New testcase.
3596 * doc/extend.texi: Document builtins.
3598 2012-04-24 Olivier Hainque <hainque@adacore.com>
3600 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
3601 * toplev.c (process_options): Default to dwarf_version 2.
3602 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
3603 and dwarf_version 2.
3605 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3607 * tree-pretty-print.h (default_tree_printer): Do not declare.
3608 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
3610 (default_tree_diagnostic_starter): Make static.
3611 (default_tree_printer): Move to here. Make static.
3612 (tree_diagnostics_defaults): New.
3613 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
3614 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
3615 * toplev.c: Do not include tree-pass.h.
3616 (default_tree_printer): Move from here.
3617 (general_init): Use tree_diagnostics_defaults.
3619 2012-04-24 Chao-ying Fu <fu@mips.com>
3621 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
3622 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
3623 * config/mips/gnu-user.h
3624 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
3625 (GNU_USER_TARGET_LINK_SPEC): New define.
3626 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
3627 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
3628 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
3629 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
3630 GNU_USER_TARGET_ENDFILE_SPEC.
3631 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
3632 (GNU_USER_TARGET_LINK_SPEC): New define.
3633 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
3634 * config/mips/linux-common.h: New file.
3636 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3639 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
3640 (altivec_build_resolved_builtin): Call fully_fold_convert.
3642 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
3645 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
3647 2012-04-24 Richard Guenther <rguenther@suse.de>
3649 PR tree-optimization/53085
3650 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
3653 2012-04-24 Richard Guenther <rguenther@suse.de>
3655 * tree-if-conv.c (main_tree_if_conversion): Move bb under
3658 2012-04-24 Jim Meyering <meyering@redhat.com>
3660 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
3661 absence of an define_enum call.
3663 2012-04-24 Richard Guenther <rguenther@suse.de>
3665 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
3666 the epilogue loop is not re-used as unvectorized version
3667 record the its maximum number of iterations.
3669 2012-04-24 Andrew Pinski <apinski@cavium.com>
3671 * tree-ssa-forwprop.c (simplify_bitwise_binary):
3672 Don't directly use def1/def2.
3674 2012-04-24 Richard Guenther <rguenther@suse.de>
3676 PR tree-optimization/53098
3677 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
3680 2012-04-24 Andrew Pinski <apinski@cavium.com>
3683 * tree-ssa-forwprop.c (defcodefor_name): New function.
3684 (simplify_bitwise_binary): Use defcodefor_name instead of manually
3685 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
3686 Simplify "(~X | Y) & X" to "X & Y" and
3687 "(~X & Y) | X" to "X | Y".
3689 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3691 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
3692 validate_change to add clobbers if IN_GROUP is nonzero.
3693 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
3694 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
3696 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
3698 * config/s390/s390.c (insn_invalid_p): Likewise.
3700 2012-04-24 Jakub Jelinek <jakub@redhat.com>
3703 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
3704 (output_addressed_constants): Likewise.
3707 * varasm.c (get_section): Don't ICE for section conflicts with
3708 built-in section kinds.
3710 2012-04-23 DJ Delorie <dj@redhat.com>
3712 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
3713 (LIBSTDCXX): Change to CPP2.
3715 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
3718 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
3721 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
3723 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
3724 (*addsi_2_zext): Ditto.
3725 (*add<mode>_3): Ditto.
3726 (*addsi_3_zext): Ditto.
3727 (*add<mode>_5): Ditto.
3729 2012-04-23 Andrew Pinski <apinski@cavium.com>
3731 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
3732 (C & B) to (A OP0) & B.
3734 2012-04-23 Martin Jambor <mjambor@suse.cz>
3736 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
3737 temporaries created for a bitfield (reverting revision 122014).
3739 2012-04-23 Richard Guenther <rguenther@suse.de>
3741 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
3742 the condition using is_gimple_condexpr and avoid the not necessary
3744 (set_prologue_iterations): Likewise.
3745 (vect_loop_versioning): Likewise.
3747 2012-04-23 Richard Guenther <rguenther@suse.de>
3749 PR tree-optimization/53070
3750 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
3751 (main_tree_if_conversion): Verify we succeeded in that.
3753 2012-04-23 Jan Hubicka <jh@suse.cz>
3755 * lto-symtab.c (lto_cgraph_replace_node): Do not call
3756 mark_reahcable_node.
3757 * cgraph.c (cgraph_remove_node): Do not clear reachable.
3758 (cgraph_mark_reachable_node): Remove.
3759 (cgraph_mark_force_output_node): Do not set reachable.
3760 (dump_cgraph_node): Do not dump reachable.
3761 (cgraph_create_virtual_clone): Do not set reachable.
3762 * cgraph.h (cgraph_node): Remove reachable flag.
3763 (varpool_node): Remove reachable flag.
3764 (cgraph_mark_if_needed): Remove.
3765 (cgraph_mark_reachable_node): Remove.
3766 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
3767 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
3769 (cgraph_add_new_function): Likewise.
3770 (cgraph_mark_if_needed): Remove.
3771 (cgraph_analyze_function): Do not set target as reachable.
3772 (process_function_and_variable_attributes): Do not care about
3774 (cgraph_analyze_functions): Do not set reachable flags.
3775 (cgraph_mark_functions_to_output): Do not check reachability.
3776 (cgraph_copy_node_for_versioning): Do not set reachable flag.
3777 (dbxout_expand_expr): Update.
3778 * c-decl.c (merge_decls): Do not track changed externs.
3779 * ipa.c: Include pointer-set.h
3780 (enqueue_cgraph_node): Use reachable pointer set.
3781 (process_references): Likewise.
3782 (cgraph_remove_unreachable_nodes): Likewise.
3783 (whole_program_function_and_variable_visibility): Do not recompute
3785 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
3787 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
3789 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
3791 2012-04-23 Richard Guenther <rguenther@suse.de>
3794 * c-typeck.c (build_binary_op): Fix typo.
3796 2012-04-23 Jakub Jelinek <jakub@redhat.com>
3798 PR tree-optimizations/52891
3799 * tree-vect-patterns.c (adjust_bool_pattern): Use
3800 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
3801 but with non-standard precision.
3803 2012-04-22 Jan Hubicka <jh@suse.cz>
3805 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
3808 2012-04-22 Jan Hubicka <jh@suse.cz>
3810 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
3811 * cgraphbuild.c (record_reference, record_type_list, mark_address,
3812 mark_load, mark_store): Do not mark varpool nodes as needed.
3813 * cgraph.c (cgraph_new_nodes): Remove.
3814 (cgraph_create_function_alias): Do not mark nodes as reachable.
3815 (cgraph_add_thunk): Likewise.
3816 (cgraph_mark_reachable_node): Do not manage the queue.
3817 * cgraph.h (cgraph_node): Remove next_needed.
3818 (varpool_nodes_queue): Remove next_needed and prev_needed.
3819 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
3820 (cgraph_new_nodes): Declare.
3821 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
3822 (varpool_analyze_pending_decls): Remove.
3823 (varpool_analyze_node): New.
3824 (varpool_mark_needed_node): Remove.
3825 (varpool_first_variable, varpool_next_variable): New inlines.
3826 (varpool_first_static_initializer, varpool_next_static_initializer):
3828 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
3829 (varpool_first_defined_variable): New inline.
3830 (varpool_next_defined_variable): New inline
3831 (FOR_EACH_VARIABLE): Reimplement.
3832 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
3833 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
3835 * cgraphunit.c (cgraph_new_nodes): Declare here.
3836 (enqueue_node): New function.
3837 (cgraph_process_new_functions): update for new
3838 node set; when constructing cgraph enqueue node for processing.
3839 (cgraph_add_new_function): Use new node set.
3840 (process_function_and_variable_attributes): Do not set varpool needed
3842 (referred_to_p): New function.
3843 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
3844 when varpool is in construction.
3845 (cgraph_analyze_functions): Rewrite.
3846 (cgraph_expand_all_functions): Update.
3847 (cgraph_output_in_order): Do not analyze pending decls; do not set
3849 (cgraph_optimize): Do not analyze pending decls.
3850 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
3851 in other partition; do not mark node as needed.
3852 * dwarf2out.c (reference_to_unused): Use analyzed flag.
3853 (premark_types_used_by_global_vars_helper): Likewise.
3854 * ipa.c (process_references): Do not call varpool_mark_needed_node.
3855 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
3857 (function_and_variable_visibility): Do not mark node as needed.
3858 (whole_program_function_and_variable_visibility): Likewise.
3859 * Makefile.in (gt-varpool.h): No longer needed.
3860 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
3861 (ipa_write_summaries): Do not use needed flag.
3862 * varpool.c: Do not include gt-varpool.h
3863 (x_varpool_nodes_queue, x_varpool_last_needed_node,
3864 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
3865 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
3867 (varpool_remove_node): Do not update the lists.
3868 (dump_varpool_node): Do not dump needed flag.
3869 (varpool_enqueue_needed_node): Remove.
3870 (varpool_mark_needed_node): Remove.
3871 (varpool_reset_queue): Remove.
3872 (varpool_finalize_decl): Move to cgraphunit.c
3873 (varpool_analyze_node): New functions based on former
3874 varpool_analyze_pending_decls.
3875 (varpool_analyze_pending_decls): Remove.
3876 (varpool_assemble_decl): Do not update the lists.
3877 (enqueue_node): New function.
3878 (varpool_remove_unreferenced_decls): Rewrite.
3879 (varpool_empty_needed_queue): Remove.
3880 (add_new_static_var): Do not mark node as needed.
3881 (varpool_create_variable_alias): Handle expansion state
3883 * except.c (output_ttype): Do not mark node as needed.
3884 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
3885 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
3887 * tree-switch-conversion.c (build_one_array): Likewise.
3889 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3892 * doc/invoke.texi (pedantic): Rename to Wpedantic.
3893 * common.opt (Wpedantic): New.
3894 (pedantic): Alias Wpedantic.
3895 * diagnostic.c (warning_at): Likewise.
3896 * c-decl.c (diagnose_mismatched_decls): Likewise.
3897 (build_array_declarator): Likewise.
3898 (mark_forward_parm_decls):
3899 (check_bitfield_type_and_width): Likewise.
3900 (grokdeclarator): Likewise.
3901 (grokfield): Likewise.
3902 (finish_struct): Likewise.
3903 (build_enumerator): Likewise.
3904 (store_parm_decls_oldstyle): Likewise.
3905 (declspecs_add_qual): Likewise.
3906 (declspecs_add_type): Likewise.
3907 (finish_declspecs): Likewise.
3908 * c-typeck.c (composite_type): Likewise.
3909 (comp_target_types): Likewise.
3910 (build_array_ref): Likewise.
3911 (pointer_diff): Likewise.
3912 (build_unary_op): Likewise.
3913 (build_conditional_expr): Likewise.
3914 (build_c_cast): Likewise.
3915 (convert_for_assignment): Likewise.
3916 (maybe_warn_string_init): Likewise.
3917 (digest_init): Likewise.
3918 (pop_init_level): Likewise.
3919 (set_init_index): Likewise.
3920 (c_finish_goto_label): Likewise.
3921 (c_finish_return): Likewise.
3922 (do_case): Likewise.
3923 (build_binary_op): Likewise.
3924 * c-parser.c (static): Likewise.
3925 (c_parser_external_declaration): Likewise.
3926 (c_parser_declaration_or_fndef): Likewise.
3927 (c_parser_static_assert_declaration_no_se): Likewise.
3928 (c_parser_enum_specifier): Likewise.
3929 (c_parser_struct_or_union_specifier): Likewise.
3930 (c_parser_struct_declaration): Likewise.
3931 (c_parser_alignas_specifier): Likewise.
3932 (c_parser_braced_init): Likewise.
3933 (c_parser_initelt): Likewise.
3934 (c_parser_compound_statement_nostart): Likewise.
3935 (c_parser_conditional_expression): Likewise.
3936 (c_parser_alignof_expression): Likewise.
3937 (c_parser_postfix_expression): Likewise.
3938 (c_parser_postfix_expression_after_paren_): Likewise.
3939 (c_parser_objc_class_instance_variables): Likewise.
3940 (c_parser_objc_method_definition): Likewise.
3941 (c_parser_objc_methodprotolist): Likewise.
3943 2012-04-22 Ian Lance Taylor <iant@google.com>
3945 * godump.c (go_output_typedef): Dump size of structs.
3947 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
3949 Correcting transform_to_exit_first_loop + fix to PR46886
3950 * tree-parloops.c (transform_to_exit_first_loop): Remove
3951 setting of number of iterations according to the loop pattern.
3952 Duplicate from entry to exit->src instead of loop->latch.
3953 (pallelize_loops): Remove the condition preventing do-while loops.
3954 * tree-cfg.c (bool bb_in_region_p): New.
3955 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
3956 Adjust redirection of the duplicated iteration.
3958 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
3961 * rtl.def (ADDRESS): Use "i" rather than "w".
3962 * rtl.h (find_base_term): Delete.
3963 (may_be_sp_based_p): Declare.
3964 * rtl.c (rtx_code_size): Remove ADDRESS special case.
3965 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
3966 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
3968 (find_base_term): Make static.
3969 (may_be_sp_based_p): New function.
3970 * dse.c (record_store): Use it.
3971 * store-motion.c (store_killed_in_insn): Likewise.
3973 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
3975 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
3977 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
3980 * c-typeck.c (inform_declaration): New.
3981 (build_function_call_vec): Do not pretty-print
3982 expressions when caret is enabled.
3983 (convert_arguments): Use inform_declaration.
3985 2012-04-20 Jim Meyering <meyering@redhat.com>
3987 * genmodes.c (make_complex_modes): Don't truncate a mode name of
3988 length 7 or more when prepending a "C". Suggested by Richard Guenther.
3990 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3992 PR rtl-optimization/44214
3993 * fold-const.c (exact_inverse): New function.
3994 (fold_binary_loc): Fold vector and complex division by constant into
3995 multiply by recripocal with flag_reciprocal_math; fold vector division
3996 by constant into multiply by reciprocal with exact inverse.
3998 2012-04-20 Jan Hubicka <jh@suse.cz>
4000 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
4002 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
4003 (cgraph_remove_node): Update.
4004 (cgraph_mark_needed_node): Remove.
4005 (cgraph_mark_force_output_node): New.
4006 (dump_cgraph_node): Do not dump needed flag.
4007 (cgraph_node_cannot_be_local_p_1): Update.
4008 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
4009 * cgraph.h (symtab_node_base): Add force_output flag.
4010 (cgraph_node): Remove needed flag.
4011 (varpool_node): Remove force_output flag.
4012 (cgraph_mark_needed_node): Remove.
4013 (cgraph_mark_force_output_node): New.
4014 (cgraph_only_called_directly_or_aliased_p,
4015 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
4016 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
4017 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
4018 (cgraph_add_new_function): Update.
4019 (cgraph_mark_if_needed): Update.
4020 (verify_cgraph_node): Update.
4021 (cgraph_analyze_function): Alias target is reachable.
4022 (process_function_and_variable_attributes): Update: externally_visible
4023 flag makes function reachable.
4024 (cgraph_analyze_functions): Update dumping.
4025 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
4026 input_overwrite_node, input_varpool_node): Update streaming.
4027 * lto-streamer-out.c (produce_symtab): Use force_output.
4028 * ipa.c (process_references): Weakrefs must be processed.
4029 (cgraph_remove_unreachable_nodes): Likewise; update for new
4031 (varpool_externally_visible_p): Weakrefs are externally visible
4032 even if they are not.
4033 (function_and_variable_visibility): Update; when processing alias
4034 pair force the targets to be output.
4035 (whole_program_function_and_variable_visility): Use
4036 mark_reachable_node.
4037 * trans-mem.c (ipa_tm_mark_needed_node): Remove
4038 (ipa_tm_mark_force_output_node): New function.
4039 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
4040 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
4042 * varasm.c (mark_decl_referenced): Update.
4043 (find_decl_and_mark_needed): Remove.
4044 (find_decl): New function.
4045 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
4046 alias targets as needed.
4047 (dump_tm_clone_pairs): Update.
4048 * tree-inline.c (copy_bb): Update check.
4049 * symtab.c (dump_symtab_base): Dump force_output.
4050 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
4051 * passes.c (execute_todo): Fix dumping.
4052 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
4053 (varpool_analyze_pending_decls): Alias target is reachable.
4054 (varpool_create_variable_alias): Finalize weakrefs.
4056 2012-04-20 Jakub Jelinek <jakub@redhat.com>
4059 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
4060 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
4061 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
4062 macros instead of constants.
4063 * dse.c (record_store): Check for SP ADDRESS by comparing
4064 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
4065 XEXP to be stack_pointer_rtx.
4067 2012-04-20 Richard Guenther <rguenther@suse.de>
4069 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
4070 update_call_from_tree when propagating into a call.
4072 2012-04-20 Alan Modra <amodra@gmail.com>
4074 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
4075 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
4076 sp_offset to frame_off. Move world save code earlier.
4078 2012-04-20 Richard Guenther <rguenther@suse.de>
4080 PR tree-optimization/53050
4081 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
4082 Do only one transform on COND_EXPRs at the same time.
4084 2012-04-19 Jan Hubicka <jh@suse.cz>
4086 * symtab.c (dump_symtab_base): Revert accidental checkin.
4088 2012-04-20 Alan Modra <amodra@gmail.com>
4091 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
4092 static chain, set REST_INLINE_FPRS too.
4094 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
4096 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
4099 2012-04-20 Richard Guenther <rguenther@suse.de>
4101 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
4102 loops that can never run more often than the vectorization factor.
4104 2012-04-19 Jan Hubicka <jh@suse.cz>
4106 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
4108 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
4110 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
4112 2012-04-19 Jim Meyering <meyering@redhat.com>
4114 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
4115 We verified above that the string(including trailing NUL) fits in buf,
4118 2012-04-19 Richard Guenther <rguenther@suse.de>
4120 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
4121 for dumping DECL_SECTION_NAME.
4123 2012-04-19 Michael Matz <matz@suse.de>
4126 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
4127 (struct tree_vector): Adjust GTY length.
4128 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
4130 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
4132 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
4133 caller emitted the length calulation already.
4134 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
4135 before handling any of the fields for structs.
4137 2012-04-19 Richard Guenther <rguenther@suse.de>
4139 PR tree-optimization/53031
4140 * tree-vrp.c (adjust_range_with_scev): Revert back to
4141 using max_loop_iterations.
4143 2012-04-19 Michael Matz <matz@suse.de>
4145 * diagnostic.c (emit_diagnostic): Move va_end call after user
4147 (warning, warning_at, pedwarn, permerror): Ditto.
4149 2012-04-19 Richard Guenther <rguenther@suse.de>
4151 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
4154 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
4157 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
4158 the case *(X+const).
4160 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4162 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
4164 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4167 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
4168 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
4170 2012-04-19 Richard Guenther <rguenther@suse.de>
4172 PR rtl-optimization/44688
4173 * loop-iv.c (determine_max_iter): Only return max_iter.
4174 (iv_number_of_iterations): Also use the recorded loop bound
4175 on the maximum number of iterations.
4176 * loop-unroll.c (decide_unroll_runtime_iterations): Use
4177 max_iter to avoid unrolling loops that do not roll.
4178 (decide_unroll_stupid): Likewise.
4180 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
4182 * targhooks.c (default_case_values_threshold): Fix code style nit.
4184 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
4185 case range and type folding from here...
4186 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
4187 type, as documented in tree.def.
4189 2012-04-18 Jan Hubicka <jh@suse.cz>
4191 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
4193 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
4194 cgraph hash and same comdat groups.
4195 (cgraph_optimize): Verify symbol table.
4196 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
4197 (dissolve_same_comdat_group_list): Work on symtab nodes.
4198 (function_and_variable_visibility): Dissolve variable same comdat group
4200 * symtab.c: Include timevar.h
4201 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
4203 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
4205 * tree-switch-conversion.c (info): Remove global pass info.
4206 (check_range, check_process_case, check_final_bb, create_temp_arrays,
4207 free_temp_arrays, gather_default_values, build_constructors,
4208 array_value_type, build_one_array, build_arrays, gen_def_assigns,
4209 fix_phi_nodes, gen_inbound_check): Pass info around from ...
4210 (process_switch): ... here. Unify message format. Return a const
4211 char pointer to the failure reason message.
4212 (do_switchconv): Unify message format. Update process_switch usage.
4214 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
4215 * tree-cfg.c (edge_to_cases): Fix documentation.
4217 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
4219 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
4221 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4223 PR tree-optimization/52976
4224 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
4225 (possibly_move_powi): New function.
4226 (rewrite_expr_tree): Call possibly_move_powi.
4227 (rewrite_expr_tree_parallel): Likewise.
4228 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
4229 call add_to_ops_vec instead.
4231 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4233 PR tree-optimization/52976
4234 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
4235 (decrement_power): Likewise.
4236 (propagate_op_to_single_use): Likewise.
4237 (zero_one_operation): Handle __builtin_pow* calls in linearized
4238 expression trees; factor logic into propagate_op_to_single_use.
4239 (undistribute_ops_list): Allow operands with repeat counts > 1.
4241 2012-04-18 Richard Guenther <rguenther@suse.de>
4243 PR tree-optimization/44688
4244 * cfgloop.h (record_niter_bound): Declare.
4245 * tree-ssa-loop-niter.c (record_niter_bound): Export.
4246 Update the estimation with the upper bound here...
4247 (estimate_numbers_of_iterations_loop): ... instead of here.
4248 Do not forcefully reset a recorded upper bound.
4249 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
4250 Record the maximum number of loop iterations of the prologue loop.
4252 2012-04-18 Jan Hubicka <jh@suse.cz>
4254 * lto-symtab.c (lto_cgraph_replace_node): Update.
4255 * cgraphbuild.c (record_reference, record_type_list,
4256 record_eh_tables, mark_address, mark_load, mark_store): Update.
4257 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
4258 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
4260 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
4261 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
4262 * reload.c: Fix typo in comment.
4263 * rtlanal.c: Likewise.
4264 * tree-emultls.c (gen_emutls_addr): Update.
4265 * ipa-reference.c (analyze_function): Update.
4266 * cgraphunit.c (cgraph_analyze_function,
4267 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
4269 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
4270 (ipa_remove_reference): Likewise.
4271 (ipa_remove_all_refering): Rename to ...
4272 (ipa_remove_all_referring): ... this one; update.
4273 (ipa_dump_references): Update.
4274 (ipa_dump_referring): Update.
4275 (ipa_clone_references): Update.
4276 (ipa_clone_refering): Rename to ...
4277 (ipa_clone_referring): ... this one; update.
4278 (ipa_ref_cannot_lead_to_return): Update.
4279 (ipa_ref_has_aliases_p): Update.
4280 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
4282 (ipa_ref_type): Remove.
4283 (ipa_ref_ptr_u): Remove.
4284 (ipa_ref): Remove referencing, refered, refered_index, refering_type
4285 and refered_type; add referring, referred and referred_index.
4286 (ipa_ref_list): Rename refering to referring.
4287 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
4288 ipa_clone_references, ipa_clone_referring): Update prototypes.
4289 * lto-cgraph.c (referenced_from_other_partition_p): Update.
4290 (lto_output_ref): Update.
4291 (add_references): Update.
4292 (input_varpool_node): Update.
4293 (input_refs): Update.
4294 * ipa-ref-inline.h (ipa_ref_node): Update.
4295 (ipa_ref_varpool_node): Update.
4296 (ipa_ref_referring_node): Update.
4297 (ipa_ref_referring_varpool_node): Update.
4298 (ipa_ref_referring_ref_list): Update.
4299 (ipa_ref_referred_ref_list): Update.
4300 (ipa_ref_list_first_referring): Update.
4301 (ipa_empty_ref_list): Update.
4302 (ipa_ref_list_refering_iterate): Rename to ...
4303 (ipa_ref_list_referring_iterate): ... this one.
4304 * cse.c: Update comment.
4305 * ipa-utils.c (ipa_reverse_postorder): Update.
4306 * tree-ssa-alias.c: Update.
4307 * ipa-inline.c (reset_edge_caches): Update.
4308 (update_caller_keys): Update.
4309 * ipa-inline.h: Update comments.
4310 * jump.c: Update comment.
4311 * alias.c: Likewise.
4312 * ipa.c (process_references): Update.
4313 (cgraph_remove_unreachable_nodes): Likewise.
4314 (ipa_discover_readonly_nonaddressable_var): Likewise.
4315 (cgraph_address_taken_from_non_vtable_p): Likewise.
4316 * trans-mem.c (ipa_tm_execute): Update.
4317 * simplify-rtx.c: Fix comment.
4318 * rtl.c: Fix comment.
4319 * symtab.c (symtab_unregister_node): Update.
4320 * varpool.c (dump_varpool_node): Update.
4321 (varpool_analyze_pending_decls): Update.
4322 (assemble_aliases): Update.
4323 (varpool_for_node_and_aliases): Update.
4325 2012-04-18 Richard Guenther <rguenther@suse.de>
4327 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
4328 use_undefined_p parameter.
4329 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
4330 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
4332 (estimate_numbers_of_iterations): Likewise.
4333 (estimated_loop_iterations): Adjust.
4334 (max_loop_iterations): Likewise.
4335 (scev_probably_wraps_p): Likewise.
4336 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
4337 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
4338 not max_loop_iterations.
4339 (execute_vrp): Remove explicit number of iterations estimation.
4341 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
4343 * config/i386/linux-common.h: New.
4345 * config.gcc: Add i386/linux-common.h before
4346 all i386/linux.h and i386/linux64.h usages.
4348 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
4349 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
4350 * config/i386/gnu-user64.h: Likewise.
4352 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
4353 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
4354 (GNU_USER_TARGET_MATHFILE_SPEC): New.
4355 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
4357 2012-04-18 Jan Hubicka <jh@suse.cz>
4359 * cgraph.c (cgraph_node_name): Remove.
4360 (dump_cgraph_node): Use dump_symtab_base; reformat.
4361 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
4362 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
4364 (cgraph_node_name, varpool_node_name): Remove.
4365 (cgraph_node_asm_name, varpool_node_asm_name,
4366 cgraph_node_name, varpool_node_name): New.
4367 * tree-pass.h (TODO_dump_cgraph): Rename to ...
4368 (TODO_dump_symtab): ... this one.
4369 * ipa-cp (pass_ipa_cp): Update.
4370 * ia-reference.c (generate_summary, read_write_all_from_decl,
4371 propagate, ipa_reference_read_optimization_summary): Update.
4372 * cgraphunit.c (cgraph_analyze_functions): Update.
4373 (cgraph_optimize): Update.
4374 * ipa-ref.c (ipa_dump_references): Update.
4375 (ipa_dump_refering): Update.
4376 * ipa-inline.c (pass_ipa_inline): Update.
4377 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
4378 * ipa.c (pass_ipa_function_visibility,
4379 pass_ipa_whole_program_visibility): Update.
4380 * tree-sra.c (pass_early_ipa_sra): Update.
4381 * symtab.c: Include langhooks.h
4382 (symtab_node_asm_name): New.
4383 (symtab_node_name): New.
4384 (symtab_type_names): New static var.
4385 (dump_symtab_base): New.
4386 (dump_symtab_node, dump_symtab): New.
4387 (debug_symtab_node, debug_symtab): New.
4388 * tree-ssa-structalias.c: Dump symbol table.
4389 * pases.c (execute_todo): Handle TODO_dump_symtab instead
4390 of TODO_dump_cgraph.
4391 * varpoo.c (varpool_node_name): Remove.
4392 (dump_varpool_node): Use dump_symtab_base; reformat.
4394 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
4396 * doc/invoke.texi (Language Independent Options): @item should be
4399 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
4402 * rtl.c (rtx_code_size): Handle ADDRESS.
4404 2012-04-17 Tom de Vries <tom@codesourcery.com>
4406 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
4409 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
4412 * config/i386/sync.md (atomic_<code><mode>): Rename to
4413 atomic_<logic><mode>.
4415 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
4417 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
4418 * alias.c (reg_base_value): Expand and update comment.
4419 (arg_base_value): New variable.
4420 (unique_id): Move up file.
4421 (unique_base_value, unique_base_value_p, known_base_value_p): New.
4422 (find_base_value): Use arg_base_value and known_base_value_p.
4423 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
4424 (find_base_term): Use known_base_value_p.
4425 (base_alias_check): Use unique_base_value_p.
4426 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
4427 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
4429 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
4431 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
4433 2012-04-17 Michael Matz <matz@suse.de>
4435 PR tree-optimization/18437
4436 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
4437 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
4438 (vect_check_strided_load): Declare.
4439 * tree-vect-data-refs.c (vect_check_strided_load): New function.
4440 (vect_analyze_data_refs): Use it to accept strided loads.
4441 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
4443 2012-04-17 Richard Guenther <rguenther@suse.de>
4446 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
4447 loops when redirecting an entry or latch edge.
4449 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
4451 * sel-sched.c (sel_global_init): Revert previous change.
4453 2012-04-17 Richard Guenther <rguenther@suse.de>
4455 * tree-flow.h (array_at_struct_end_p): Move declaration ...
4456 * tree.h (array_at_struct_end_p): ... here.
4457 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
4458 * expr.c (array_at_struct_end_p): ... here. Rewrite.
4460 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
4462 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
4463 COST_TABLE): Remove.
4464 (estimate_case_costs): Remove.
4465 (expand_case): Do not call estimate_case_costs
4466 to set use_cost_table.
4467 (balance_case_nodes): Do not use use_cost_table.
4469 2012-04-16 Jan Hubicka <jh@suse.cz>
4471 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
4472 (hash_node, eq_node): Remove.
4473 (cgraph_create_node): Do not handle hashtable.
4474 (cgraph_get_node): Remove.
4475 (cgraph_insert_node_to_hashtable): Remove.
4476 (hash_node_by_assembler_name): Remove.
4477 (eq_assembler_name): Remove.
4478 (cgraph_node_for_asm): Rewrite.
4479 (cgraph_find_replacement_node): Break out from ...
4480 (cgraph_remove_node): ... here; do not maintain hashtables.
4481 (change_decl_assembler_name): Remove.
4482 (cgraph_clone_node): Do not maintain hashtables.
4483 * cgraph.h (const_symtab_node): New typedef.
4484 (cgraph_insert_node_to_hashtable): Remove.
4485 (symtab_get_node, symtab_node_for_asm,
4486 symtab_insert_node_to_hashtable): Declare.
4487 (cgraph_find_replacement_node): Declare.
4488 (cgraph_get_node, varpool_get_node): Turn into inlines.
4489 (cgraph, varpool): Work sanely on NULL pointers.
4490 (FOR_EACH_SYMBOL): New walker.
4491 * ipa-inline-transform.c (save_inline_function_body): Use
4492 symtab_insert_node_to_hashtable.
4493 * symtab.c: Include ggc.h and diagnostics.h
4494 (symtab_hash, assembler_name_hash): New static vars;
4495 (hash_node, eq_node, hash_node_by_assembler_name,
4496 eq_assembler_name, insert_to_assembler_name_hash,
4497 unlink_from_assembler_name_hash): New.
4498 (symtab_register_node): Update hashtables.
4499 (symtab_insert_node_to_hashtable): New.
4500 (symtab_unregister_node): Update hashtables.
4501 (symtab_get_node): New.
4502 (symtab_node_for_asm): New.
4503 (change_decl_assembler_name): New.
4504 * Makefile.in (symtab.o): Needs GTY.
4505 * varpool.c (varpool_hash): Remove.
4506 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
4507 (varpool_node): Rewrite using varpool_get_node.
4508 (varpool_remove_node): DO not maintain hashtables.
4509 (varpool_node_for_asm): Rewrite.
4511 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
4513 * doc/invoke.texi: Copy-edit to put verbs in the present tense
4514 when describing the current behavior of GCC.
4516 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
4518 * genemit.c (gen_exp): Remove ADDRESS handling.
4519 * genoutput.c (scan_operands): Likewise.
4520 * genpeep.c (match_rtx): Likewise.
4521 * genrecog.c (add_to_sequence): Likewise.
4523 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
4525 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
4527 2012-04-16 Martin Jambor <mjambor@suse.cz>
4529 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
4532 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
4535 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
4536 hints for 'A' operand types.
4538 2012-04-16 Jan Hubicka <jh@suse.cz>
4540 * cgraph.h (symtab_node_base): Add next and previous pointers.
4541 (cgraph_node): Remove next and preivous pointers.
4542 (varpool_node): Likewise; remove next/previous GTY marker;
4543 it is not type safe.
4544 (symtab_node_def): Update GTY marker
4545 (x_cgraph_nodes, cgraph_nodes): Remove.
4546 (symtab_nodes): New function.
4547 (cgraph_order): Rename to ...
4548 (symtab_order): ... this one.
4549 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
4551 (x_varpool_nodes, varpool_nodes): Remove.
4552 (FOR_EACH_STATIC_VARIABLE): Update.
4553 (symtab_function_p, symtab_variable_p): New function.
4554 (FOR_EACH_VARIABLE): Update.
4555 (varpool_first_variable, varpool_next_variable): New functions.
4556 (FOR_EACH_VARIABLE): Update.
4557 (cgraph_first_defined_function): Update.
4558 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
4559 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
4560 (cgraph_first_function, cgraph_next_function): New.
4561 (FOR_EACH_FUNCTION): Update.
4562 (cgraph_first_function_with_gimple_body,
4563 cgraph_next_function_with_gimple_body): Update.
4564 * symtab.c: New file.
4565 * cgraph.c: Update copyright dates.
4566 (x_cgraph_nodes, cgraph_order): Remove.
4567 (NEXT_FREE_NODE): Update.
4568 (SET_NEXT_FREE_NODE): New.
4569 (cgraph_create_node_1): Remove common code.
4570 (cgraph_create_node): Remove common code; call symtab_register_node.
4571 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
4572 (cgraph_add_asm_node): Update.
4573 (cgraph_clone_node): Register new node.
4574 * cgraphunit.c (process_function_and_variable_attributes): Update.
4575 (cgraph_analyze_functions): Update.
4576 (cgraph_analyze_functions): Update.
4577 (cgraph_output_in_order): Update.
4578 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
4580 * ipa-inline.c (recursive_inlining): Update.
4581 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
4582 * ipa.c (cgraph_remove_unreachable_nodes): Update.
4583 * Makefile.in: Add symtab.o
4584 * varpool.c (x_varpool_nodes): Remove
4585 (varpool_node): Remove common code; call symtab_register_node.
4586 (varpool_remove_node): Remove common code; call symtab_unregister_node.
4588 2012-04-16 Richard Guenther <rguenther@suse.de>
4591 * tree.h (VECTOR_CST_NELTS): Adjust.
4592 (struct tree_vector): Add explicit length field.
4593 (make_vector_stat): Declare.
4594 (make_vector): Define.
4595 * tree.c (make_vector_stat): New function.
4596 (build_vector_stat): Use it.
4597 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
4599 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4601 PR tree-optimization/52976
4602 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
4603 (undistribute_ops_list): Ops with repeat counts aren't eligible for
4605 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
4607 2012-04-16 Jan Hubicka <jh@suse.cz>
4609 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
4611 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
4612 walkers to walk cgraph and varpool.
4613 * cgraph.c (cgraph_node_for_asm): Likewise.
4614 (dump_cgraph): Likewise.
4615 * value-prof.c (init_node_map): Likewise.
4616 * tree.c (free_lang_data_in_cgraph): Likewise.
4617 * tree-emutls.c: (ipa_lower_emutls): Likewise.
4618 * ipa-reference.c (generate_summary, propagate): Likewise.
4619 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
4620 cgraph_mark_functions_to_output, cgraph_output_in_order,
4621 output_weakrefs, cgraph_materialize_all_clones,
4622 cgraph_optimize): Likewise.
4623 * lto-cgraph.c (merge_profile_summaries): Likewise.
4624 (input_cgraph): Likewise.
4625 * ipa-pure-const.c (generate_summary): Likewise.
4626 (propagate): Likwise.
4627 * ipa-utils.c (ipa_reduced_postorder): Likewise.
4628 (ipa_free_postorder_info): Likewise.
4629 (ipa_reverse_postorder): Likewise.
4630 * ipa-inline.c (ipa_inline): Likewise.
4631 * matrix-reorg.c (find_matrices_decl): Likewise.
4632 (matrix_reorg): Likewise.
4633 * tree-vectorizer.c (increase_alignment): Likewise.
4634 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
4635 (function_and_variable_visibility): Likewise.
4636 (whole_program_function_and_variable_visibility): Likewise.
4637 (ipa_cdtor_merge): Likewise.
4638 * trans-mem.c (ipa_tm_execute): Likewise.
4639 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
4640 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
4641 (ipa_print_all_params): Likewise.
4642 (ipa_update_after_lto_read): Likewise.
4643 * tree-profie.c (tree_profiling): Likewise.
4644 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
4645 * passes.c (dump_passes): Likewise.
4646 (do_per_function): Likewise.
4647 (ipa_write_summaries): Likewise.
4648 * varpool.c (dump_varpool): Likewise.
4649 (varpool_node_for_asm): Likewise.
4650 (varpool_assemble_pending_decls): Likewise.
4652 2012-04-16 Richard Guenther <rguenther@suse.de>
4654 PR tree-optimization/52975
4655 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
4656 condition but always mark it with TRUTH_NOT_EXPR.
4658 2012-04-16 Richard Guenther <rguenther@suse.de>
4660 PR tree-optimization/52975
4661 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
4662 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
4663 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
4664 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
4666 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
4668 * config/i386/sse.md (ssse3_plusminus): New code iterator.
4669 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
4670 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
4671 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
4672 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
4673 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
4674 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
4676 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
4677 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
4678 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
4679 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
4680 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
4681 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
4683 (xop_plus): New code iterator.
4684 (macs): New code attribute.
4686 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
4687 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
4689 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
4690 xop_plus code iterator.
4691 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
4692 xop_plus code iterator.
4693 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
4694 xop_plus code iterator.
4695 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
4696 xop_plus code iterator.
4698 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
4699 any_extend code iterator.
4700 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
4701 any_extend code iterator.
4702 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
4703 any_extend code iterator.
4704 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
4705 any_extend code iterator.
4706 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
4707 any_extend code iterator.
4708 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
4709 any_extend code iterator.
4711 2012-04-14 Tom de Vries <tom@codesourcery.com>
4713 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
4714 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
4715 DELETED_LABEL note, and move it to ...
4716 * cfgrtl.c (delete_insn): ... here. Change return type to void.
4717 (delete_insn_and_edges): Likewise.
4718 (delete_insn_chain): Handle new return type of delete_insn. Delete
4719 chain backwards rather than forwards.
4720 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
4722 * cfglayout.c (fixup_reorder_chain): Delete unused label.
4724 2012-04-14 Jan Hubicka <jh@suse.cz>
4726 * cgraph.h: Update copyrights;
4727 (symtab_node): Turn to union typedef.
4728 (symtab_node_base): New structure.
4729 (symtab_type): Add SYMTAB_SYMBOL tag.
4730 (cgraph_node): Annotate some pinters with nested_ptr.
4731 (varpool_node): Likewise.
4732 (cgraph_local_info): Remove lto_file_data
4733 and externally_visible.
4734 (cgraph_node): Remove decl; same_comdat_group list;
4735 aux; ref_list; order; address_taken; reachable_from_other_parittion,
4736 in_other_partition; resolution.
4737 (varpool_node): Remove decl; same_comdat_group;
4738 ref_list; lto_file_data; aux; order; resolution; externally_visible;
4739 used_from_other_partition; in_other_partition.
4740 (symtab_node_def): New union.
4741 (cgraph, varpool): Update.
4742 (varpool_first_static_initializer, varpool_next_static_initializer,
4743 cgraph_only_called_directly_or_aliased_p,
4744 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
4745 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
4746 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
4748 * cgraph.c: Likewise.
4749 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
4750 * cgraphbuild.c: Likewise.
4751 * lto-symtab.c: Likewise.
4752 * c-gimplify.c: Likewise.
4753 * value-prof.c: Likewise.
4755 * ipa-cp.c: Likewise.
4756 * tree-emutls.c: Likewise.
4757 * ipa-inline-transform.c: Likwise.
4758 * ipa-reference.c: Likewise.
4759 * cgraphunit.c: Likewise.
4760 * ipa-ref.c: Likewise.
4761 * lto-cgraph.c: Likewise.
4762 * ipa-ref-inline.h: Likewise.
4763 * ipa-pure-const.c: Likewise.
4764 * lto-streamer-out.c: Likewise.
4765 * ipa-utils.c: Likewise.
4766 * ipa-inline.c: Likewise.
4767 * matrix-reorg.c: Likewise.
4768 * tree-eh.c: Likewise.
4769 * tree-vectorizer.c: Likewise.
4770 * ipa-split.c: Likewise.
4772 * trans-mem.c: Likewise.
4773 * ipa-inline-analysis.c: Likewise.
4774 * gimplify.c: Likewise.
4775 * cfgexpand.c: Likewise.
4776 * tree-sra.c: Likewise.
4777 * ipa-prop.c: Likewise.
4778 * varasm.c: Likewise.
4779 * tree-nested.c: Likewise.
4780 * tree-inline.c: Likewise.
4781 * tree-profile.c: Likewise.
4782 * tree-ssa-structalias.c: Likewise.
4783 * passes.c: Likewise.
4784 * varpool.c: Likewise.
4786 2012-04-14 Tom de Vries <tom@codesourcery.com>
4788 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
4789 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
4790 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
4792 (gsi_advance_fw_nondebug_nonlocal): New function.
4793 (local_def): Removed function.
4794 (same_succ_hash): Use stmt_local_def.
4795 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
4796 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
4798 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4800 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
4801 and __ILP32__ for x32.
4803 2012-04-13 Martin Jambor <mjambor@suse.cz>
4806 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
4807 fold_ctor_reference returns a zero constant.
4809 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
4811 * config.gcc: Add i386/gnu-user-common.h before all
4812 i386/gnu-user.h and i386/gnu-user64.h usages.
4814 * config/i386/gnu-user-common.h: New.
4816 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
4817 (CC1_SPEC): Likewise.
4818 (ENDFILE_SPEC): Likewise.
4819 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
4820 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
4821 (TARGET_OS_CPP_BUILTINS): Likewise.
4822 (LIBGCC2_HAS_TF_MODE): Likewise.
4823 (LIBGCC2_TF_CEXT): Likewise.
4824 (TF_SIZE): Likewise.
4825 (TARGET_ASM_FILE_END): Likewise.
4826 (STACK_CHECK_MOVING_SP): Likewise.
4827 (STACK_CHECK_STATIC_BUILTIN): Likewise.
4828 * config/i386/gnu-user64.h: Likewise.
4830 2012-04-13 Martin Jambor <mjambor@suse.cz>
4832 * expr.c (expand_expr_real_1): Pass type, not the expression, to
4833 set_mem_attributes for a memory temporary. Do not call the function
4834 for the memory temporary created for a bitfield.
4836 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
4839 * df.h (enum debug_temp_where): New.
4840 (dead_debug_init, dead_debug_finish) Declare.
4841 (dead_debug_add, dead_debug_insert_temp): Declare.
4842 (struct dead_debug_use, struct dead_debug): Moved from...
4843 * df-problems.c: ... here.
4844 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
4846 (df_create_unused_note): Likewise.
4847 (df_set_dead_notes_for_mw): Move comment where it belongs.
4848 (dead_debug_init): Export.
4849 (dead_debug_reset_uses): New, factored out of...
4850 (dead_debug_finish): ...this. Export.
4851 (dead_debug_reset): Remove.
4852 (dead_debug_add): Export.
4853 (dead_debug_insert_before): Rename to...
4854 (dead_debug_insert_temp): ... this. Add where argument. Export.
4855 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
4856 Return insertion count.
4857 (df_note_bb_compute): Adjust.
4858 * dce.c (word_dce_process_block): Adjust dead debug uses.
4859 (dce_process_block): Likewise.
4861 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
4863 * df-problems.c (df_note_bb_compute): Do not take note of
4864 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
4866 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
4869 * var-tracking.c (expand_depth): New type.
4870 (onepart_aux, expand_loc_callback_data): Change depth type to it.
4871 (loc_exp_dep_alloc): Adjust initializer.
4872 (update_depth): Use new type. Add entryvals.
4873 (vt_expand_var_loc_chain): Take note of expansions with
4874 ENTRY_VALUEs, but don't accept them right away. Run an optional
4875 second pass accepting the minimum ENTRY_VALUE count found in the
4877 (vt_expand_loc_callback, INIT_ELCD): Adjust.
4879 2012-04-13 Tom de Vries <tom@codesourcery.com>
4881 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
4882 parameters vuse and vuse_escaped.
4883 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
4884 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
4887 2012-04-13 Richard Guenther <rguenther@suse.de>
4889 PR tree-optimization/52969
4890 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
4891 the condition for the COND_EXPR and handle predicate negation
4892 by swapping the COND_EXPR arms.
4894 2012-04-13 Nick Clifton <nickc@redhat.com>
4896 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
4897 TODO_dump_func flag.
4899 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
4901 PR rtl-optimization/52203
4902 PR rtl-optimization/52715
4904 Revert the 2012-03-07 fix for PR 52203.
4905 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
4906 the insn does not modify DFA right before issuing, adjust
4907 issue_rate accordingly.
4909 2012-04-13 Richard Guenther <rguenther@suse.de>
4912 * c-typeck.c (pointer_diff): Remove bogus assert.
4914 2012-04-13 Richard Guenther <rguenther@suse.de>
4917 * convert.c (convert_to_pointer): Remove special-casing of zero.
4919 2012-04-13 Joey Ye <joey.ye@arm.com>
4921 * config/arm/constraints.md (Pe): New constraint.
4922 * config/arm/arm.md: New split for imm 256-510.
4924 2012-04-13 Terry Guo <terry.guo@arm.com>
4926 * config/arm/arm-cores.def: Added core cortex-m0plus.
4927 * config/arm/arm-tune.md: Regenerated.
4928 * config/arm/arm-tables.opt: Regenerated.
4929 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
4931 2012-04-13 Alan Modra <amodra@gmail.com>
4934 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
4935 tie regs on destination of sets. Delete forward declaration.
4936 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
4937 (rs6000_emit_prologue): Likewise.
4938 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
4940 (is_mem_ref): Use tie_operand to recognise stack ties.
4941 * config/rs6000/predicates.md (tie_operand): New.
4942 * config/rs6000/rs6000.md (restore_stack_block): Generate new
4944 (restore_stack_nonlocal): Likewise.
4945 (stack_tie): Update.
4946 (frame_tie): Delete.
4948 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4950 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
4951 HOST_WIDE_INT_PRINT_DEC in format strings.
4953 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
4956 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
4957 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
4958 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
4959 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
4960 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
4961 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
4962 avx2_permvarv8si using VI4F_256 mode iterator.
4963 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
4964 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
4965 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
4966 gen_avx2_permvarv8sf.
4967 (expand_vec_perm_pshufb): Ditto.
4969 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4972 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
4973 the list of options to enable the FCFID instruction.
4974 (TARGET_EXTRA_BUILTINS): Adjust comment.
4976 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4978 PR tree-optimization/18589
4979 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
4980 (operand_entry): Add count field.
4981 (add_repeat_to_ops_vec): New function.
4982 (completely_remove_stmt): Likewise.
4983 (remove_def_if_absorbed_call): Likewise.
4984 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
4985 (acceptable_pow_call): New function.
4986 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
4987 entries with repeat counts when found.
4988 (repeat_factor_d): New struct and associated typedefs.
4989 (repeat_factor_vec): New static vector variable.
4990 (compare_repeat_factors): New function.
4991 (get_reassoc_pow_ssa_name): Likewise.
4992 (attempt_builtin_powi): Likewise.
4993 (reassociate_bb): Call attempt_builtin_powi.
4994 (fini_reassoc): Two new calls to statistics_counter_event.
4996 2012-04-12 Richard Guenther <rguenther@suse.de>
4998 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
4999 * cgraph.h (tree_rest_of_compilation): Remove.
5000 * cgraph.c (cgraph_add_new_function): Move ...
5001 * cgraphunit.c (cgraph_add_new_function): ... here.
5002 (tree_rest_of_compilation): Make static.
5003 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
5004 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
5005 gate_all_early_local_passes, execute_all_early_local_passes,
5006 pass_early_local_passes, gate_all_early_optimizations,
5007 pass_all_early_optimizations): Move ...
5008 * passes.c (gate_all_optimizations, pass_all_optimizations,
5009 gate_all_early_local_passes, execute_all_early_local_passes,
5010 pass_early_local_passes, gate_all_early_optimizations,
5011 pass_all_early_optimizations): ... here.
5012 * tree-optimize.c (execute_free_datastructures): Remove.
5013 * tree-flow.h (execute_free_datastructures): Remove.
5014 * tree-optimize.c (execute_init_datastructures,
5015 pass_init_datastructures): Move ...
5016 * tree-ssa.c (execute_init_datastructures,
5017 pass_init_datastructures): ... here.
5018 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
5019 execute_free_datastructures.
5021 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
5023 * dbgcnt.def (ira_move): New counter.
5024 * ira-int.h (ira_create_new_reg): Declare function.
5025 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
5026 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
5027 no longer static. All callers changed.
5028 * ira.c: Include "dbgcnt.h".
5029 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
5030 move_unallocated_pseudos): New static functions.
5031 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
5032 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
5033 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
5034 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
5035 to the pseudos generated in find_moveable_pseudos.
5036 * Makefile.in (ira.o): Add $(DBGCNT_H).
5038 2012-04-12 Richard Guenther <rguenther@suse.de>
5040 PR tree-optimization/52943
5041 * tree-chrec.h (chrec_is_positive): Remove.
5042 * tree-scalar-evolution.c (chrec_is_positive): Move ...
5043 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
5044 Return false for a constant zero instead of negative.
5045 (analyze_siv_subscript_cst_affine): Handle zero difference
5046 in the initial condition explicitely.
5048 2012-04-12 Richard Guenther <rguenther@suse.de>
5050 * tree-parloops.c (parallelize_loops): Also consult the upper
5051 bound for the number of iterations.
5052 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
5053 (loop_prefetch_arrays): Likewise.
5055 2012-04-12 Richard Guenther <rguenther@suse.de>
5057 * cfgloop.h (estimated_loop_iterations_int): Ditch
5058 'conservative' parameter.
5059 (max_stmt_executions_int): Likewise.
5060 (estimated_loop_iterations): Likewise.
5061 (max_stmt_executions): Likewise.
5062 (max_loop_iterations): Declare.
5063 (max_loop_iterations_int): Likewise.
5064 (estimated_stmt_executions): Likewise.
5065 (estimated_stmt_executions_int): Likewise.
5066 * tree-ssa-loop-niter.c (estimated_loop_iterations):
5068 (max_loop_iterations): ... this.
5069 (estimated_loop_iterations_int): Split parts to ...
5070 (max_loop_iterations_int): ... this.
5071 (max_stmt_executions_int): Split parts to ...
5072 (estimated_stmt_executions_int): ... this.
5073 (max_stmt_executions): Split parts to ...
5074 (estimated_stmt_executions): ... this.
5075 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
5076 * predict.c (predict_loops): Likewise.
5077 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
5078 (analyze_siv_subscript_cst_affine): Likewise.
5079 (compute_overlap_steps_for_affine_1_2): Likewise.
5080 (analyze_subscript_affine_affine): Likewise.
5081 (init_omega_for_ddr_1): Likewise.
5082 * tree-parloops.c (parallelize_loops): Likewise.
5083 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5084 (may_eliminate_iv): Likewise.
5085 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
5086 (loop_prefetch_arrays): Likewise.
5087 * tree-vrp.c (adjust_range_with_scev): Likewise.
5089 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
5091 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
5092 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
5094 (dump_table): Use bool type for need_align and have_df variables.
5095 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
5096 (regs_used): Remove register modifier.
5097 (barrier_align): Move variables slot, credit, jump_to_next
5098 into if block above for loop. Use bool type for jump_to_next.
5099 (sh_function_arg): Use NULL_RTX instead of 0.
5101 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
5103 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
5104 (bswapsi2): New expander.
5106 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
5108 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
5109 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
5111 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
5113 PR rtl-optimization/52876
5114 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
5115 Don't call mark_reg_pointer for incompatible pointer sign extension.
5117 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
5120 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
5122 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
5123 comparisons against TYPE_PRECISION.
5124 * tree-ssa-forwprop.c (combine_conversions): Likewise.
5126 2012-04-11 Xinliang David Li <davidxl@google.com>
5128 * tree-passes.h: Remove TODO_dump_func.
5129 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
5130 * trans-mem.c: Remove TODO_dump_func.
5131 * ira.c: Remove TODO_dump_func.
5133 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
5135 * config/i386/i386.c (ix86_option_override_internal): Check
5136 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
5137 after TARGET_64BIT is updated.
5139 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
5141 * config/sh/sh.h: Remove old secondary reload code.
5143 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
5145 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
5146 (ready_reorder): ... this function.
5148 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
5150 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
5153 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
5154 insns so that no other insn is queued for a time before them.
5156 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
5159 2012-04-11 Richard Guenther <rguenther@suse.de>
5162 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
5163 consider loop nesting.
5164 (evolution_function_is_univariate_p): Properly check the remainder
5167 2012-04-11 Richard Guenther <rguenther@suse.de>
5170 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
5172 2012-04-11 Nick Clifton <nickc@redhat.com>
5174 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
5175 information, if requested.
5177 * config/rx/rx.c (rx_expand_prologue): Likewise.
5179 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
5180 Michael Matz <matz@suse.de>
5183 * rtlanal.c (unsigned_reg_p): New function.
5184 Update copyright notice dates.
5185 * rtl.h (unsigned_reg_p): Prototype it.
5186 Update copyright notice dates.
5187 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
5189 * expr.c (expand_expr_real_1): Set register attributes.
5190 * stmt.c (expand_case): Likewise.
5192 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
5195 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
5196 consider_sh2a and allow_zero.
5197 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
5198 (disp_addr_displacement): New function.
5199 (sh_address_cost): Use disp_addr_displacement function instead
5200 of DISP_ADDR_OFFSET.
5201 (sh_legitimate_address_p): Adapt to changed
5202 sh_legitimate_index_p declaration.
5203 (sh_find_mov_disp_adjust): Remove HImode check.
5204 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
5205 disp_addr_displacement and max_mov_insn_displacement.
5206 (max_mov_insn_displacement): Remove HImode check.
5207 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
5208 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
5209 * config/sh/constraints.md (K05, K13): New constraints.
5210 (K12): Correct comment.
5211 (Sdd): Do not use DISP_ADDR_P macro.
5212 (Snd, Sbw): Use satisfies_constraint_Sdd.
5213 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
5214 (*extendhisi2_compact, movhi_i): Remove.
5215 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
5216 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
5217 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
5218 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
5219 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
5220 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
5221 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
5223 Add new peepholes for HImode displacement addressing.
5225 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
5227 * config/sh/sh.h (SIDI_OFF): Remove.
5228 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
5229 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
5232 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
5235 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
5236 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
5237 * doc/md.texi (Standard Names): Add bswap.
5238 * builtin-types.def (BT_UINT16): New primitive type.
5239 (BT_FN_UINT16_UINT16): New function type.
5240 * builtins.def (BUILT_IN_BSWAP16): New.
5241 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
5242 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
5243 expand_builtin_bswap.
5244 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
5245 (fold_builtin_1): Likewise.
5246 (is_inexpensive_builtin): Likewise.
5247 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
5248 missing bits for bswap to libcall code.
5249 * tree.c (build_common_tree_nodes): Build uint16_type_node.
5250 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
5251 (uint16_type_node): New define.
5252 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
5253 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
5255 (rs6000_init_builtins): Likewise.
5256 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
5258 2012-04-11 Tristan Gingold <gingold@adacore.com>
5260 * doc/extend.texi (Type Attributes): Move paragraph.
5262 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
5265 * diagnostic.h (show_caret): Declare.
5266 (caret_max_width): Declare.
5267 (diagnostic_show_locus): Declare.
5268 * diagnostic.c (diagnostic_initialize): Initialize to false.
5269 (diagnostic_show_locus): New.
5270 (diagnostic_report_diagnostic): Call it.
5271 (getenv_columns): New.
5273 (diagnostic_set_caret_max_width): New.
5274 * input.c (read_line): New.
5275 (location_get_source_line): New.
5276 * input.h (location_get_source_line): Declare.
5277 * toplev.c (general_init): Initialize show_caret from options.
5278 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
5279 * opts.c (common_handle_option): Likewise.
5280 * pretty-print.h (pp_get_prefix): New.
5281 (pp_base_get_prefix): New.
5282 * common.opt (fdiagnostics-show-caret): New option.
5283 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
5285 2012-04-11 Richard Guenther <rguenther@suse.de>
5287 PR rtl-optimization/52881
5288 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
5290 2012-04-11 Richard Guenther <rguenther@suse.de>
5292 PR tree-optimization/52912
5293 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
5294 manipulation code we are threading through a loop header
5295 to an exit destination.
5297 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
5299 * tree.h (warn_if_unused_value): Move declaration from here.
5300 * stmt.c (warn_if_unused_value): Move definition from here.
5302 2010-04-10 Michael Matz <matz@suse.de>
5304 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
5306 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
5307 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
5308 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
5309 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
5310 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
5311 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
5312 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
5313 (vect_record_strided_load_vectors): Rename to
5314 vect_record_grouped_load_vectors.
5315 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
5316 Rename use of above macros.
5317 (vect_verify_datarefs_alignment): Ditto.
5318 (vector_alignment_reachable_p): Ditto.
5319 (vect_peeling_hash_get_lowest_cost): Ditto.
5320 (vect_enhance_data_refs_alignment): Ditto.
5321 (vect_analyze_group_access): Ditto and rename stride to groupsize.
5322 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
5323 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
5324 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
5325 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
5326 (vect_record_strided_load_vectors): Rename to
5327 vect_record_grouped_load_vectors.
5328 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
5329 (destroy_loop_vec_info): Ditto.
5330 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
5331 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
5332 (vect_analyze_slp): Ditto.
5333 (new_bb_vec_info): Ditto.
5334 (destroy_bb_vec_info): Ditto.
5335 (vect_schedule_slp_instance): Ditto and rename strided_store to
5337 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
5338 vect_cost_group_size.
5339 (vect_model_store_cost): Rename use of above macros and call
5340 to vect_cost_strided_group_size.
5341 (vect_model_load_cost): Ditto.
5342 (vectorizable_store): Ditto, rename strided_store to grouped_store
5343 and calls to renamed tree-vectorizer.h functions.
5344 (vectorizable_load): Ditto.
5345 (vect_transform_stmt): Rename use of above macros and strided_store
5348 2012-04-10 Jan Hubicka <jh@suse.cz>
5350 * cgraph.h: Remove misledaing comment on ipa-ref.h.
5351 (symtab_type): New enum.
5352 (symtab_node): New structure.
5353 (cgraph_node, varpool_node): Add symbol base type.
5354 (cgraph, varpool): New accestor functions.
5355 * cgraph.c (cgraph_create_node_1): Set symbol type.
5356 * varpool.c (varpool_node): Set symbol type.
5358 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
5359 Richard Sandiford <rdsandiford@googlemail.com>
5361 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
5363 2012-04-10 Richard Guenther <rguenther@suse.de>
5366 * gimple-low.c (gimple_check_call_args): Properly account for
5367 compatible aggregate types.
5369 2012-04-10 Richard Guenther <rguenther@suse.de>
5371 * toplev.h (tree_rest_of_compilation): Remove.
5372 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5373 * cgraph.h (tree_rest_of_compilation): Declare.
5374 * tree-optimize.c (tree_rest_of_compilation): Move ...
5375 * cgraphunit.c (tree_rest_of_compilation): ... here.
5376 * cgraph.c (cgraph_add_new_function): Adjust.
5377 * Makefile.in (tree-optimize.o): Adjust.
5378 (cgraphunit.o): Likewise.
5380 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
5382 PR tree-optimization/52870
5383 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
5384 presumed pattern statement is within the same loop or basic block.
5386 2012-04-10 Tristan Gingold <gingold@adacore.com>
5388 * gengtype.c (main): Make uintptr_t a known type.
5390 2012-04-10 Richard Guenther <rguenther@suse.de>
5392 * tree-pass.h (tree_lowering_passes): Remove.
5393 * tree-optimize.c (tree_lowering_passes): Remove.
5394 * cgraph.c (cgraph_add_new_function): Inline relevant parts
5395 of tree_lowering_passes, avoid redundant call of early local passes.
5396 * cgraphunit.c (cgraph_lower_function): Fold into ...
5397 (cgraph_analyze_function): ... its single caller. Inline
5398 relevant parts of tree_lowering_passes.
5400 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
5403 * config/pa/pa.opt: Remove SIO and GNU_LD.
5405 2012-04-09 Jan Hubicka <jh@suse.cz>
5410 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
5411 boundary, add its target too.
5412 * lto.c (add_references_to_partition): Add also aliased nodes.
5413 (add_cgraph_node_to_partition,
5414 add_varpool_node_to_partition): Work on nodes, not functions/variables;
5415 when adding alias, add also the aliased object.
5417 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
5420 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
5421 VOIDmode immediate operands.
5422 * config/i386/constraints.md (Wz): New constraint.
5423 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
5425 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
5428 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
5429 the DECL generated for the special GOT helper.
5431 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
5433 * config/sh/constraints.md: Update list of constraints in
5435 (Sr0): Remove unused memory constraint.
5437 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
5439 * tree-pretty-print.h: Update comment.
5441 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
5443 * config/sh/sh.md: Use braced string notation where applicable.
5444 (*prefetch_i4, prefetch_m2a): Merge into ...
5445 (*prefetch): ... this new insn.
5447 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
5449 * config/sh/sh.h (high_life_started): Remove
5450 * config/sh/predicates.md (general_movdst_operand): Use
5451 'reload_in_progress' instead of 'high_life_started'.
5452 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
5453 divsi_inv_fp): Likewise.
5455 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
5457 * config/sh/sh-protos.h (prepare_move_operands): Return void
5459 * config/sh/sh.c (prepare_move_operands): Likewise.
5460 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
5462 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
5464 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
5465 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
5466 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
5467 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
5468 commutative_float_operator, noncommutative_float_operator,
5469 sh_handle_pragma): Remove.
5471 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
5473 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
5474 Use @option markup on command-line options. Use @samp markup on
5475 literal keywords to options. Use @code markup on code fragments.
5476 Use other markup in preference to quotation marks in the text.
5477 Add markup to some passages without any.
5479 2012-04-06 Mike Stump <mikestump@comcast.net>
5481 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
5483 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
5485 * config/sh/sh.c (hi_const): Remove.
5486 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
5489 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
5491 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
5493 * config/sh/sh.c (sh_expand_t_scc): Likewise.
5494 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
5495 calling sh_expand_t_scc.
5497 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
5499 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
5500 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
5501 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
5502 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
5503 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
5504 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
5505 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
5506 sh2a_is_function_vector_call): Use bool as return type.
5507 (sh_pass_in_reg_p): Remove.
5508 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
5509 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
5510 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
5511 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
5512 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
5513 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
5514 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
5515 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
5516 sh_loads_bankedreg_p): Use bool as return type.
5517 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
5518 'register' modifier.
5520 2012-04-06 Matt Turner <mattst88@gmail.com>
5522 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
5524 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
5526 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
5527 of the destination isn't also a FP_REGS register.
5529 2012-04-05 Teresa Johnson <tejohnson@google.com>
5530 H.J. Lu <hongjiu.lu@intel.com>
5532 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
5533 * config/i386/i386.md (move immediate to memory peephole2):
5534 Add cases for HImode move when LCP stall avoidance is needed.
5535 * config/i386/i386.c (initial_ix86_tune_features): Initialize
5536 X86_TUNE_LCP_STALL entry.
5538 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
5541 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
5542 CONST_INT operands, zero-extended with AND.
5544 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
5547 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
5548 first argument instead of mode size. Move displacement calculations
5550 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
5551 ... these new functions.
5552 (disp_adjust): Remove max_mov_disp field.
5553 (sh_legitimate_index_p): Use max_mov_insn_displacement and
5554 mov_insn_alignment_mask.
5555 (sh_address_cost): Use max_mov_insn_displacement.
5557 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
5559 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
5560 (arch_enabled): Handle new arch types.
5561 (one_cmpldi2): Add NEON support.
5563 2012-04-05 Richard Guenther <rguenther@suse.de>
5565 * gimple.c (walk_gimple_op): Compute val_only for the LHS
5566 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
5567 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
5568 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
5569 ... here and make static.
5570 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
5573 2012-04-05 Richard Guenther <rguenther@suse.de>
5575 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
5576 basic-block before removing it.
5578 2012-04-05 Richard Guenther <rguenther@suse.de>
5580 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
5581 version namespace as we release the freelist.
5583 2012-04-05 Richard Guenther <rguenther@suse.de>
5585 * tree-nrv.c (tree_nrv): Release VDEFs.
5586 * tree-sra.c (sra_modify_constructor_assign): Likewise.
5587 (sra_modify_assign): Likewise.
5588 * tree-vect-stmts.c (vect_remove_stores): Likewise.
5589 * tree-vect-loop.c (vect_transform_loop): Likewise.
5590 * tree-ssa-dom.c (optimize_stmt): Likewise.
5591 * tree-vect-slp.c (vect_schedule_slp): Likewise.
5592 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
5594 2012-04-05 Richard Guenther <rguenther@suse.de>
5596 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
5598 * gimple.h (gsi_remove): Adjust.
5599 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
5600 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
5601 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
5602 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
5603 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
5604 * tree-ssa-pre.c (eliminate): Likewise.
5606 2012-04-04 Mike Stump <mikestump@comcast.net>
5608 * doc/rtl.texi (const_double): Document as sign-extending.
5609 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
5610 * emit-rtl.c (immed_double_int_const): Refine to state the
5612 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
5613 CONST_DOUBLE integers.
5614 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
5615 negative values are converted. Fix conversions bigger than
5616 HOST_BITS_PER_WIDE_INT.
5617 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
5618 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
5619 * explow.c (plus_constant_mode): Add.
5620 (plus_constant): Implement with plus_constant_mode.
5621 * rtl.h (plus_constant_mode): Add.
5623 2012-04-04 Richard Guenther <rguenther@suse.de>
5625 PR tree-optimization/52808
5626 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
5627 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
5629 2012-04-04 Tristan Gingold <gingold@adacore.com>
5631 * expr.c (expand_expr_real_2): Handle larger sizetype in
5634 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
5636 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
5637 to m2a-single instead of m2e.
5639 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
5641 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
5642 Change type of BITOFFSET to signed. Make sure the lower bound of
5643 the computed range is non-negative by adjusting OFFSET and BITPOS.
5644 (expand_assignment): Adjust call to get_bit_range.
5646 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
5648 * h8300/h8300.c (h8300_current_function_monitor_function_p):
5649 New function. Added to check monitor functions.
5650 (h8300_option_override): Modified to generate error/warning
5651 messages for invalid combinations of different command line
5653 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
5654 save EXR on stack for monitor function in case of H8S target
5655 when "-mno-exr" is passed.
5656 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
5658 * doc/invoke.texi: Document H8S options.
5660 2012-04-03 Tristan Gingold <gingold@adacore.com>
5662 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
5663 of gcc_AC_FUNC_MMAP_BLACKLIST.
5664 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
5665 * Makefile.in (aclocal_deps): Add mmap.m4.
5666 * configure: Regenerate.
5667 * aclocal.m4: Regenerate.
5669 2012-04-03 Richard Guenther <rguenther@suse.de>
5671 PR tree-optimization/52808
5672 * tracer.c (tail_duplicate): Return whether we have duplicated
5674 (tracer): If we have duplicated any block, cleanup the CFG.
5675 * cfghooks.c (duplicate_block): If we duplicated a loop
5676 header but not its loop, destroy the loop because it now has
5678 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
5679 the cfg manipulation routines we are not creating a multiple
5682 2012-04-03 Tristan Gingold <gingold@adacore.com>
5684 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
5686 (vms_c_common_override_options): Allow parameterless variadic
5689 2012-04-03 Jakub Jelinek <jakub@redhat.com>
5691 PR tree-optimization/52835
5692 * tree-data-ref.c (build_rdg): Return NULL if
5693 compute_data_dependences_for_loop failed.
5695 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
5697 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
5698 for REAL_CST as well.
5699 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
5700 In the bitfield case, if the value is a REAL_CST, convert it first to
5703 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
5705 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
5706 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
5707 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
5709 * config/i386/biarchx32.h: New.
5711 2012-04-02 Anatoly Sokolov <aesok@post.ru>
5713 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
5714 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
5715 (arm_preferred_reload_class): New function.
5717 2012-04-02 Richard Guenther <rguenther@suse.de>
5719 PR tree-optimization/52756
5720 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
5721 (thread_through_loop_header): After threading through the loop latch
5722 remove the split part from the loop and clear further threading
5723 opportunities that would create a multiple entry loop.
5725 2012-04-02 Richard Guenther <rguenther@suse.de>
5727 PR rtl-optimization/52800
5728 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
5729 CLEANUP_CFG_CHANGED.
5731 2012-04-02 Richard Guenther <rguenther@suse.de>
5734 * loop-init.c (gate_handle_loop2): Destroy loops here if
5735 we don't enter RTL loop optimizers.
5737 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
5740 2012-03-29 Richard Guenther <rguenther@suse.de>
5742 * rtl.h (extended_count): Remove.
5743 * combine.c (extended_count): Remove.
5745 2012-04-02 Dodji Seketeli <dodji@redhat.com>
5748 * pt.c (more_specialized_fn): Don't apply decay conversion to
5749 types of function parameters.
5751 2012-04-02 Tristan Gingold <gingold@adacore.com>
5753 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
5754 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
5755 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
5756 (ggc_pch_this_base): Use uintptr_t instead of size_t.
5758 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
5761 * config/i386/i386.c (ix86_option_override_internal): Don't
5762 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
5764 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
5766 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
5767 (stmt_can_make_abnormal_goto): Use it.
5768 (is_ctrl_altering_stmt): Likewise.
5770 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
5771 Kaz Kojima <kkojima@gcc.gnu.org>
5773 * config/sh/sh.c (push_regs): Skip banked registers when
5774 resbank attribute is specified.
5775 (sh_expand_epilogue): Likewise.
5777 2012-03-30 Richard Henderson <rth@redhat.com>
5780 * combine-stack-adj.c (prev_active_insn_bb): New.
5781 (next_active_insn_bb): New.
5782 (force_move_args_size_note): New.
5783 (combine_stack_adjustments_for_block): Use it.
5785 2012-03-30 Richard Henderson <rth@redhat.com>
5787 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
5788 (ix86_expand_vector_init_duplicate): Initialize it.
5789 (expand_vec_perm_palignr): Likewise.
5790 (ix86_expand_vec_perm_const): Likewise.
5791 (ix86_vectorize_vec_perm_const_ok): Likewise.
5792 (expand_vec_perm_blend): Use it.
5793 (expand_vec_perm_vpermil): Likewise.
5794 (expand_vec_perm_pshufb): Likewise.
5795 (expand_vec_perm_1): Likewise.
5796 (expand_vec_perm_pshuflw_pshufhw): Likewise.
5797 (expand_vec_perm_interleave2): Likewise.
5798 (expand_vec_perm_vpermq_perm_1): Likewise.
5799 (expand_vec_perm_vperm2f128): Likewise.
5800 (expand_vec_perm_interleave3): Likewise.
5801 (expand_vec_perm_vperm2f128_vblend): Likewise.
5802 (expand_vec_perm_vpshufb2_vpermq): Likewise.
5803 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
5804 (expand_vec_perm_broadcast): Likewise.
5805 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
5807 2012-03-30 Richard Henderson <rth@redhat.com>
5809 * dwarf2out.c (gen_variable_die): Initialize off.
5811 2012-03-30 Tristan Gingold <gingold@adacore.com>
5813 * config/vms/vms-f.c: New file.
5814 * config/vms/t-vms (vms-f.o): New rule.
5815 * config.gcc (*-*-*vms*): Define fortran_target_objs.
5817 2012-03-30 Richard Guenther <rguenther@suse.de>
5819 PR tree-optimization/52754
5820 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
5821 propagate arbitrary addresses into really plain dereferences.
5823 2012-03-30 Richard Guenther <rguenther@suse.de>
5826 * except.c (emit_to_new_bb_before): Move loop updating ...
5827 (dw2_build_landing_pads): ... here. Use a proper block for
5828 querying the loop father.
5830 2012-03-30 Tristan Gingold <gingold@adacore.com>
5832 * config/ia64/ia64.c (ia64_section_type_flags): Remove
5833 common_object attribute handling.
5834 (SECTION_VMS_OVERLAY): Remove
5835 (ia64_vms_common_object_attribute): Replace abort with an assert.
5836 Do not set DECL_SECTION_NAME.
5837 (ia64_vms_output_aligned_decl_common): Handle common_object
5839 (ia64_vms_elf_asm_named_section): Remove.
5840 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
5842 2012-03-30 Richard Guenther <rguenther@suse.de>
5845 * double-int.c (rshift_double): Remove not needed cast.
5847 2012-03-30 Richard Guenther <rguenther@suse.de>
5849 * tree-affine.h (print_aff): Remove.
5850 * tree-affine.c (print_aff): Make static.
5851 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
5852 (get_references_in_stmt): Likewise.
5853 (print_direction_vector): Likewise.
5854 (print_dir_vectors): Likewise.
5855 (print_dist_vectors): Likewise.
5856 (dump_subscript): Likewise.
5857 (dump_ddrs): Likewise.
5858 (dump_dist_dir_vectors): Likewise.
5859 (dump_data_references): Likewise.
5860 (dump_data_dependence_relation): Likewise.
5861 (dump_data_dependence_direction): Likewise.
5862 (dump_rdg_vertex): Likewise.
5863 (dump_rdg_component): Likewise.
5864 (debug_ddrs): Declare.
5865 (struct data_ref_loc_d): Move ...
5866 * tree-data-ref.c (struct data_ref_loc_d): ... here.
5867 (get_references_in_stmt): Make static.
5868 (dump_data_references): Likewise.
5869 (dump_subscript): Likewise.
5870 (print_direction_vector): Likewise.
5871 (print_dir_vectors): Likewise.
5872 (print_dist_vectors): Likewise.
5873 (dump_data_dependence_relation): Likewise.
5874 (dump_dist_dir_vectors): Likewise.
5875 (dump_ddrs): Likewise.
5876 (dump_rdg_vertex): Likewise.
5877 (dump_rdg_component): Likewise.
5878 (debug_ddrs): New function.
5879 (access_matrix_get_index_for_parameter): Remove.
5881 2012-03-30 Tristan Gingold <gingold@adacore.com>
5883 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
5884 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
5885 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
5886 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
5887 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
5888 (vms_patch_builtins): Handle new flags
5889 * config/vms/vms-crtlmap.map: Completed using nm on
5890 c and math system libraries.
5891 * config/vms/make-crtlmap.awk: Handle any number of flags.
5893 2012-03-30 Martin Jambor <mjambor@suse.cz>
5895 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
5896 is a builtin_stack_save in a dominating BB.
5898 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
5900 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
5901 crossing 128bit lane boundary.
5903 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
5905 * ira-color.c (setup_left_conflict_sizes_p): Process all
5906 conflicting objects.
5908 2012-03-29 Jakub Jelinek <jakub@redhat.com>
5910 PR tree-optimization/52760
5911 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
5912 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
5914 2012-03-29 Richard Guenther <rguenther@suse.de>
5916 * cgraph.h (cgraph_materialize_all_clones): Remove.
5917 (reset_inline_failed): Likewise.
5918 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
5919 * cgraphbuild.c (reset_inline_failed): Remove.
5920 * rtl.h (cse_main): Remove.
5921 (extended_count): Likewise.
5922 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
5923 (cse_main): Make static.
5924 * combine.c (extended_count): Remove.
5925 (dump_combine_stats): Mark as DEBUG_FUNCTION.
5926 * basic-block.h (reorder_basic_blocks): Remove.
5927 * bb-reorder.c (reorder_basic_blocks): Make static.
5928 * Makefile.in (dse.o): Remove dse.h dependency.
5930 * dse.c (gate_dse): Remove.
5931 (clear_alias_mode_eq): Likewise.
5932 (clear_alias_mode_hash): Likewise.
5933 (dse_record_singleton_alias_set): Likewise.
5934 (dse_invalidate_singleton_alias_set): Likewise.
5936 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
5938 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
5939 crtbegin_so%O%s for -shared.
5940 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
5942 2012-03-29 Richard Guenther <rguenther@suse.de>
5944 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
5945 (add_to_value): Remove.
5946 (print_value_expressions): Likewise.
5947 * tree-ssa-pre.c (add_to_value): Make static.
5948 (print_value_expressions): Likewise.
5949 * gimple.h (gimple_adjust_this_by_delta): Remove.
5950 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
5952 2012-03-29 Richard Guenther <rguenther@suse.de>
5955 * double-int.h (rshift_double): Remove.
5956 * double-int.c (lshift_double): Use absu_hwi to make count positive.
5957 (rshift_double): Make static, take unsigned count argument,
5958 remove handling of negative count argument.
5959 (double_int_rshift): Dispatch to lshift_double.
5961 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
5963 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
5966 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
5967 (SPEC_X32): Likewise.
5968 (MULTILIB_DEFAULTS): Likewise.
5970 * config/i386/i386.c (isa_opts): Remove -m64.
5971 (ix86_target_string): Properly handle -m32/-m64/-mx32.
5972 (ix86_option_override_internal): Properly
5973 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
5974 handle -m32, -m64 and -mx32.
5976 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
5977 with OPTION_ABI_X32. Moved after TARGET_LP64.
5978 (TARGET_LP64): Changed to OPTION_ABI_64.
5980 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
5981 (mx32): Replace ISA_X32 with ABI_X32.
5983 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
5985 * tree.c (tree_size) <VECTOR_CST>: New case.
5987 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
5989 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
5990 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
5992 2012-03-28 Jakub Jelinek <jakub@redhat.com>
5995 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
5996 __builtin_va_start to __builtin_next_arg if the latter is
5997 builtin_decl_explicit_p rather than when it is not.
6000 * tree-vect-generic.c (vector_element): Perform multiplication
6001 for pos in bitsizetype type instead of idx type.
6003 2012-03-28 Richard Guenther <rguenther@suse.de>
6005 * loop-init.c (loop_optimizer_init): If loops are preserved
6006 perform incremental initialization of required loop features.
6007 (loop_optimizer_finalize): If loops are to be preserved only
6008 clean up optional loop features.
6009 (rtl_loop_done): Forcefully free loops here.
6010 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
6011 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
6013 (construct_init_block): Likewise.
6014 (construct_exit_block): Likewise.
6015 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
6016 the CFG after expanding.
6017 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
6018 If we needed to calculate them, free them afterwards.
6019 * tree-pass.h (PROP_loops): New define.
6020 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
6021 * basic-block.h (CLEANUP_CFG_CHANGED): New.
6022 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
6023 (cleanup_cfg): If we did something and have loops around, fix them up.
6024 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
6025 with CLEANUP_CFG_CHANGED.
6026 * cfghooks.c (merge_blocks): If we merge a loop header into
6027 its predecessor, update the loop structure.
6028 (duplicate_block): If we copy a loop latch, adjust loop state
6029 to note we may have multiple latches.
6030 (delete_basic_block): Mark loops for fixup if we remove a loop.
6031 * cfganal.c (forwarder_block_p): Protect loop latches, headers
6033 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
6034 (cfg_layout_can_merge_blocks_p): Likewise.
6035 * cprop.c (bypass_block): If we create a loop with multiple
6036 entries, mark it for removal.
6037 * except.c (emit_to_new_bb_before): Add the new basic-block
6039 * tree-eh.c (lower_resx): Likewise.
6040 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
6041 (expand_omp_taskreg): Likewise.
6042 * tree-inline.c (initialize_cfun): Likewise.
6043 * tree-mudflap.c (add_bb_to_loop): Prototype.
6044 (mf_build_check_statement_for): Properly add new basic-blocks
6046 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
6047 if we remove a loop.
6048 (thread_through_loop_header): Likewise.
6049 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
6050 new basic-blocks to existing loops.
6051 (expand_transaction): Likewise.
6052 * Makefile.in (except.o): Add $(CFGLOOP_H).
6054 (cgraph.o): Likewise.
6055 (cprop.o): Likewise.
6056 (cfgexpand.o): Likewise.
6057 (cfganal.o): Likewise.
6058 (trans-mem.o): Likewise.
6059 (tree-eh.o): Likewise.
6061 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
6064 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
6065 (avr_builtin_decl): New static function.
6066 (struct avr_builtin_description, avr_bdesc): Move up.
6067 Add GTY marker. Add field fndecl. Remove redundant field id.
6068 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
6069 (avr_expand_builtin): Code cleanup because .id is removed.
6071 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
6074 * config.gcc (tm_file): Remove avr/multilib.h.
6076 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
6078 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
6079 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
6080 * config/avr/t-avr: Remove generation of multilib.h.
6081 * config/avr/t-multilib: Regenerate.
6082 * config/avr/multilib.h: Remove.
6083 * config/avr/avr.opt (-msp8): New option.
6084 (avr_sp8): New variable.
6085 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
6086 * config/avr/avr.h (AVR_HAVE_SPH): New define.
6087 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
6088 (avr_device_to_sp8): New prototype.
6089 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
6090 (DRIVER_SELF_SPECS): New define.
6091 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
6092 __AVR_SP8__, __AVR_HAVE_SPH__.
6093 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
6094 AVR_HAVE_8BIT_SP to decide if SP_H is present.
6095 (avr_file_start): Ditto.
6097 2012-03-28 Jakub Jelinek <jakub@redhat.com>
6100 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
6101 instead of 8 in adjust_address.
6103 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
6106 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
6109 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
6112 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
6113 Rearrange conditional logic. Move displacement address calculations
6115 (sh_find_mov_disp_adjust): ... this new function.
6117 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
6119 * config/arm/arm.opt (mapcs): Remove MaskExists.
6120 * config/cris/linux.opt (mno-gotplt): Likewise.
6121 * config/i386/i386.opt (mhard-float): Likewise.
6123 (mno-sse4): Likewise.
6124 * config/m68k/m68k.opt (mhard-float): Likewise.
6125 * config/mep/mep.op (mcop32): Likewise.
6126 * config/pa/pa-hpux.opt (msio): Likewise.
6127 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
6128 * config/picochip/picochip.opt (mlittle): Likewise.
6129 * config/sh/sh.opt (mrenesas): Likewise.
6130 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
6131 * config/sparc/sparc.opt (mhard-float): Likewise.
6132 * config/v850/v850.opt (mv850es): Likewise.
6133 * config/vax/vax.opt (mg-float): Likewise.
6135 2012-03-27 Martin Jambor <mjambor@suse.cz>
6138 * tree-sra.c (sra_modify_assign): Do not call
6139 load_assign_lhs_subreplacements when working with an unscalarizable
6142 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
6145 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
6147 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
6148 * config/i386/i386.c: Include reload.h.
6149 (ix86_legitimize_reload_address): New function.
6151 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
6153 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
6154 hasn't been allocated. Define a target macro for Mask and
6155 InverseMask if it hasn't been defined. Remove MaskExists handling.
6157 * doc/options.texi: Remove MaskExists.
6159 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
6162 * config/sh/sh.c (find_barrier): Add equality check of last_got
6163 to avoid going above orig insn. Update comments.
6165 2012-03-27 Richard Guenther <rguenther@suse.de>
6168 * fold-const.c (try_move_mult_to_index): Handle &x.array more
6171 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
6173 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
6174 of a unit before computing the offset in units.
6175 * expr.c (get_bit_range): Return the null range if the enclosing record
6176 is part of a larger bit field.
6178 2012-03-27 Tristan Gingold <gingold@adacore.com>
6180 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
6181 * config/ia64/ia64.md: Remove mode in template.
6182 Sign extend operand in expand_simple_binop.
6183 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
6184 CASE_VECTOR_MODE instead of TARGET_ILP32.
6185 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
6187 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
6189 * varasm.c (assemble_external): #if 0 out the new assert from the
6190 previous commit, it breaks the Java and Go front ends.
6192 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
6194 * toplev.c (check_global_declaration_1): Do not call assemble_external.
6195 * expr.c (emit_block_move_libcall_fn): Likewise.
6196 (clear_storage_libcall_fn): Likewise.
6197 (expand_expr_addr_expr_1): Likewise.
6198 (expand_expr_real_1): Likewise.
6199 * calls.c (rtx_for_function_call): Likewise.
6201 * varasm.c (assemble_external): Assert this function is only called
6202 during or after expanding to RTL.
6204 2012-03-26 Martin Jambor <mjambor@suse.cz>
6206 PR tree-optimization/50052
6207 * tree-sra.c (tree_non_aligned_mem_p): Removed.
6208 (tree_non_aligned_mem_for_access_p): Likewise.
6209 (build_accesses_from_assign): Removed strict alignment requirements
6211 (access_precludes_ipa_sra_p): Likewise.
6213 2012-03-26 Richard Guenther <rguenther@suse.de>
6215 PR tree-optimization/52701
6216 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
6217 compute and set the evolution part of PHI nodes.
6219 2012-03-26 Richard Guenther <rguenther@suse.de>
6221 PR tree-optimization/52721
6222 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
6224 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
6226 PR tree-optimization/52686
6227 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
6230 2012-03-26 Tristan Gingold <gingold@adacore.com>
6232 * config/alpha/vms.h (LINK_SPEC): Simplify.
6233 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
6234 (NAME__MAIN, SYMBOL__MAIN): Remove.
6235 (VMS_DEBUG_MAIN_POINTER): Remove.
6236 * config/ia64/vms.h: Likewise.
6237 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
6238 code to vms.c. Call vms_start_function.
6239 * config/ia64/ia64.c (ia64_start_function): Likewise.
6240 * config/vms/vms-protos.h (vms_start_function): Declare.
6241 * config/vms/vms.c (vms_start_function): New function.
6242 * config/vms/vms.h (MATH_LIBRARY): Define.
6243 (VMS_DEBUG_MAIN_POINTER): Define.
6245 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
6247 PR rtl-optimization/52629
6248 * reload1.c (count_pseudo): Short-circuit common case.
6249 (count_spilled_pseudo): Return early for pseudos without hard regs.
6250 Assert that the pseudo has got a hard reg before manipulating it.
6252 2012-03-24 Jan Hubicka <jh@suse.cz>
6255 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
6256 (decide_is_variable_needed): Do not handle toplevel reorder here.
6257 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
6258 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
6261 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
6263 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
6264 and str_bitsize instead of more convoluted expressions.
6266 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
6269 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
6271 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
6274 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
6276 2012-03-23 Martin Jambor <mjambor@suse.cz>
6278 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
6280 2012-03-23 Richard Guenther <rguenther@suse.de>
6282 PR tree-optimization/52678
6283 * tree-vectorizer.h (struct _stmt_vec_info): Add
6284 loop_phi_evolution_part member.
6285 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
6286 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
6287 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
6288 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
6289 Use the cached evolution part and the PHI nodes value from
6290 the loop preheader edge instead of re-analyzing the evolution.
6292 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6294 * config/mips/mips-tables.opt: Update.
6295 * config/mips/mips.md (processor): Add xlp.
6296 * config/mips/mips-cpus.def: Add xlp.
6297 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
6299 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
6300 * doc/invoke.texi: Mention XLP.
6302 2012-03-22 Jakub Jelinek <jakub@redhat.com>
6305 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
6306 on any new_local_var_chain vars declared during recursing on
6307 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
6309 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
6311 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
6312 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
6313 (ASM_OUTPUT_LOCAL): Ditto.
6314 (ASM_OUTPUT_COMMON): Remove.
6315 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
6316 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
6318 2012-03-22 Jan Hubicka <jh@suse.cz>
6321 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
6323 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
6324 * ipa-inline-transform.c (save_inline_function_body): Remove
6325 copied clone if needed.
6326 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
6328 2012-03-22 Richard Guenther <rguenther@suse.de>
6331 * fold-const.c (fold_ternary_loc): Fix typo.
6333 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
6336 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
6337 (unspecv): Add UNSPECV_MEMORY_BARRIER.
6338 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
6339 (delay_cycles_1, delay_cycles_2): Ditto.
6340 (delay_cycles_3, delay_cycles_4): Ditto.
6341 (nopv, *nopv): Ditto.
6342 (sleep, *sleep): Ditto.
6345 2012-03-22 Richard Guenther <rguenther@suse.de>
6347 PR tree-optimization/52548
6348 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
6349 because of clobbers.
6350 (prune_clobbered_mems): New function.
6351 (compute_antic_aux): Use it to prune ANTIC_OUT.
6352 (compute_partial_antic_aux): Use it to prune PA_IN.
6353 (compute_avail): Only insert expressions into EXP_GEN that are not
6354 invalidated when translated up to the beginning of the block.
6356 2012-03-22 Richard Guenther <rguenther@suse.de>
6358 PR tree-optimization/52638
6359 * tree-vect-stmts.c (vect_init_vector_1): New function, split
6361 (vect_init_vector): ... here. Handle scalar vector inits.
6362 (vect_get_vec_def_for_operand): Adjust.
6363 (vectorizable_load): Likewise.
6365 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
6367 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
6368 (alpha*-*-freebsd*): Ditto.
6369 (alpha*-*-netbsd*): Ditto.
6370 (alpha*-*-openbsd*): Ditto.
6371 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
6372 (DWARF2_DEBUGGING_INFO): Remove.
6373 (PREFERRED_DEBUGGING_TYPE): Remove.
6374 (ASM_FINAL_SPEC): Remove.
6375 (IDENT_ASM_OP): Remove.
6376 (ASM_OUTPUT_IDENT): Remove.
6377 (SKIP_ASM_OP): Remove.
6378 (ASM_OUTPUT_SKIP): Remove.
6379 (ALIGN_ASM_OP): Remove.
6380 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
6381 (ASM_OUTPUT_CASE_LABEL): Remove.
6382 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
6383 (COMMON_ASM_OP): Remove.
6384 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
6385 (ASCII_DATA_ASM_OP): Remove.
6386 (READONLY_DATA_SECTION_ASM_OP): Remove.
6387 (INIT_SECTION_ASM_OP): Remove.
6388 (FINI_SECTION_ASM_OP): Remove.
6389 (ASM_SECTION_START_OP): Remove.
6390 (ASM_OUTPUT_SECTION_START_FILE): Remove.
6391 (TARGET_ASM_NAMED_SECTION): Remove.
6392 (TARGET_ASM_SELECT_SECTION): Remove.
6393 (MAKE_DECL_ONE_ONLY): Remove.
6394 (TYPE_ASM_OP): Remove.
6395 (SIZE_ASM_OP): Remove.
6396 (ASM_WEAKEN_LABEL): Remove.
6397 (TYPE_OPERAND_FMT): Remove.
6398 (ASM_DECLARE_RESULT): Remove.
6399 (ASM_DECLARE_OBJECT_NAME): Remove.
6400 (ASM_FINISH_DECLARE_OBJECT): Remove.
6401 (ELF_ASCII_ESCAPES): Remove.
6402 (ELF_STRING_LIMIT): Remove.
6403 (STRING_ASM_OP): Remove.
6404 (ASM_OUTPUT_EXTERNAL): Remove.
6405 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
6406 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
6408 (ASM_DECLARE_FUNCTION_NAME): Ditto.
6409 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
6410 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
6411 (ASM_OUTPUT_SKIP): Ditto.
6412 (READONLY_DATA_SECTION_ASM_OP): Remove.
6413 (USER_LABEL_PREFIX): Remove.
6414 (ASM_OUTPUT_ASCII): Remove.
6415 (ASM_OUTPUT_CASE_LABEL): Remove.
6416 (NO_DOLLAR_IN_LABEL): Undefine.
6418 2012-03-22 Richard Guenther <rguenther@suse.de>
6420 PR tree-optimization/52459
6421 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
6422 PHI insertion for calls.
6424 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
6426 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
6427 find_sets_in_insn, canonicalize_insn): Split out from ...
6428 (cse_insn): ... here.
6429 (invalidate_from_clobbers): Take an insn instead of the pattern.
6431 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
6434 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
6435 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
6436 * config/sh/sh.md (sindf2, cosdf2): Remove.
6438 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
6441 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
6442 prologue for unwinder and profiler.
6444 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
6446 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
6447 Introduce emul_name to select the right linker emulation for
6448 powerpc64-*-freebsd*.
6449 * configure: Regenerate.
6450 * config.gcc: Add bits to support powerpc64-*-freebsd*.
6451 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
6452 * config/rs6000/freebsd64.h: New file.
6453 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
6455 (rs6000_savres_strategy): Likewise.
6456 (rs6000_savres_routine_name): Likewise.
6457 (rs6000_elf_file_end): Likewise.
6458 * config/rs6000/t-freebsd64: New file.
6459 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
6460 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
6462 * config/rs6000/freebsd64.h: Remove duplicated entries from last
6464 * config/rs6000/t-freebsd64: Likewise.
6466 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
6468 PR rtl-optimization/52543
6470 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
6471 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
6472 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
6473 (avr_load_libgcc_p): Restrict to __flash loads.
6474 (avr_out_lpm): Only handle 1-byte loads from __flash.
6475 (avr_load_lpm): New function.
6476 (avr_find_unused_d_reg): Remove.
6477 (avr_out_lpm_no_lpmx): Remove.
6478 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
6479 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
6480 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
6481 (load_<mode>, load_<mode>_clobber): New insns.
6482 (mov<mode>): For multi-byte move from non-generic
6483 16-bit address spaces: Expand to load_<mode> resp.
6484 load_<mode>_clobber.
6485 (load<mode>_libgcc): Remove expander.
6486 (split-lpmx): Remove split.
6488 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
6490 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
6491 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
6492 All callers changed.
6493 (Fixed_core_reg): New feature.
6494 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
6496 * neon-testgen.ml: Handle Fixed_core_reg.
6498 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
6500 * config/arm/arm.c (thumb2_reorg): Add complete support
6501 for 16-bit instructions.
6502 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
6504 2012-03-21 Richard Guenther <rguenther@suse.de>
6506 PR tree-optimizer/52636
6507 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
6508 to the appropriate type.
6510 2012-03-21 Richard Guenther <rguenther@suse.de>
6512 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
6514 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
6515 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
6516 * passes.c (init_optimization_passes): Remove pass_init_function,
6517 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
6518 * tree-pass.h (pass_init_function): Remove.
6519 (pass_jump): Remove.
6520 (pass_initial_value_sets): Remove.
6521 (pass_unshare_all_rtl): Remove.
6522 * integrate.c (pass_initial_value_sets): Remove.
6523 * emit-rtl.c (pass_unshare_all_rtl): Remove.
6524 * tree.h (init_function_for_compilation): Remove.
6525 * function.c (init_function_for_compilation): Remove.
6526 (pass_init_function): Remove.
6527 * cfgcleanup.c (rest_of_handle_jump): Remove.
6528 (pass_jump): Remove.
6530 2012-03-20 Jason Merrill <jason@redhat.com>
6532 * tree-streamer-in.c (streamer_alloc_tree): Call
6533 ggc_alloc_zone_cleared_tree_node instead of
6534 ggc_alloc_zone_cleared_tree_node_stat.
6536 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
6538 * doc/extend.texi (Template Instantiation): Remove anachronisms.
6540 2012-03-20 Jakub Jelinek <jakub@redhat.com>
6543 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
6544 (ix86_expand_vec_perm_const_1): Call it.
6546 * config/i386/i386.c (vselect_insn): New variable.
6547 (init_vselect_insn): New function.
6548 (expand_vselect, expand_vselect_insn): Add testing_p argument.
6549 Call init_vselect_insn if vselect_insn is NULL. Adjust
6550 PATTERN (vselect_insn), instead of creating a new insn each time,
6551 only emit a copy of it if not testing and recog has been successful.
6552 (expand_vec_perm_pshufb, expand_vec_perm_1,
6553 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
6557 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
6558 ("enabled" attribute): Handle avx2 and noavx2 isas.
6559 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
6561 (vec_dup<mode>): Add avx2 =x,x alternative.
6562 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
6563 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
6564 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
6565 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
6567 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
6568 if possible, handle also V8SFmode.
6570 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
6572 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
6573 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
6574 reg_or_zero_operand predicate.
6575 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
6577 2012-03-20 Jakub Jelinek <jakub@redhat.com>
6579 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
6580 If operand isn't UNSPEC, return 0.
6582 2012-03-20 Richard Guenther <rguenther@suse.de>
6584 * tree-pass.h (pass_rtl_eh): Remove.
6585 * except.c (gate_handle_eh): Likewise.
6586 (rest_of_handle_eh): Likewise.
6587 (pass_rtl_eh): Likewise.
6588 (finish_eh_generation): Export.
6589 * except.h (finish_eh_generation): Declare.
6590 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
6591 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
6592 after expanding stack alignment. Instead of compacting blocks
6595 2012-03-20 Richard Guenther <rguenther@suse.de>
6597 * stor-layout.c (finish_bitfield_representative): Fallback
6598 to conservative maximum size if the padding up to the next
6599 field cannot be computed as a constant.
6600 (finish_bitfield_layout): If we cannot compute the distance
6601 between the start of the bitfield representative and the
6602 bitfield member start a new representative.
6603 * expr.c (get_bit_range): The distance between the start of
6604 the bitfield representative and the bitfield member is zero
6605 if the field offsets are not constants.
6607 2012-03-20 Tristan Gingold <gingold@adacore.com>
6609 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
6610 convert in lowercase.
6611 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
6612 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
6613 * stor-layout.c (sizetype_tab): Adjust.
6614 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
6615 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
6616 instead of type_kind_last.
6617 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
6618 instead of size_int_kind.
6619 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
6620 * doc/tm.texi: Regenerate.
6621 * defaults.h (SIZETYPE): Provide a default value.
6622 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
6625 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
6627 * config/sh/sh.md: Use braced string notation where applicable.
6629 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
6631 * config/i386/i386.md (allocate_stack): Simplify.
6633 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
6635 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
6636 copy_to_mode_reg (Pmode, ...).
6637 (expand_builtin_frame_address): Ditto.
6638 * expr.c (emit_block_move_via_libcall): Ditto.
6639 (set_storage_via_libcall): Ditto.
6641 * config/i386/i386.c (ix86_expand_movmem): Ditto.
6642 (ix86_expand_setmem): Ditto.
6643 (ix86_trampoline_init): DItto.
6644 * config/i386/i386.md (cmpstrnsi): Ditto.
6646 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
6648 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
6649 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
6650 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
6651 (SH Options): Likewise.
6653 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
6655 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
6656 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
6657 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
6658 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
6659 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
6662 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6664 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
6665 * config/i386/i386.c (ix86_decompose_address): Use
6666 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
6667 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
6668 thread pointer to a register.
6671 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
6673 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
6674 if Pmode != word_mode.
6675 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
6676 Pmode == SImode for TARGET_X32.
6678 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
6679 (tls_initial_exec_x32): Likewise.
6681 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
6684 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
6685 DISP_ADDR_OFFSET): New macros.
6686 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
6687 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
6688 (sh_legitimize_address): Add QImode displacement handling.
6689 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
6691 (sh_secondary_reload): Add QImode displacement handling.
6692 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
6693 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
6694 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
6695 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
6696 to register operands only.
6697 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
6698 (extendqihi2): Change insn to expander.
6699 (*extendqihi2_compact_reg): New insn.
6700 (movqi_i, movqi): Replace with ...
6701 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
6702 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
6703 Add new peepholes for QImode displacement addressing.
6705 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
6708 * doc/invoke.texi: Document -Wuseless-cast.
6710 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
6712 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
6713 * tree.h (handled_component_p): Reorder cases.
6714 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
6715 not initialize unsignedp.
6716 (loc_list_from_tree): Likewise.
6717 (fortran_common): Likewise.
6718 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
6720 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
6722 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
6723 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
6724 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
6725 (ix86_split_long_move): Ditto.
6726 (legitimize_tls_address): Use ix86_gen_sub3.
6727 (construct_plt_address): Assert that Pmode == DImode.
6729 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
6731 * config/i386/i386.md: Remove empty predicates and/or constraints.
6732 * config/i386/sync.md: Ditto.
6733 * config/i386/sse.md: Ditto.
6734 * config/i386/mmx.md: Ditto.
6735 * config/i386/pentium.md: Ditto.
6736 * config/i386/athlon.md: Ditto.
6738 2012-03-16 Richard Guenther <rguenther@suse.de>
6740 PR tree-optimization/52603
6741 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
6745 2012-03-14 Richard Guenther <rguenther@suse.de>
6747 PR tree-optimization/52571
6748 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
6749 flag_section_anchors check ...
6750 (vect_can_force_dr_alignment_p): ... here.
6752 2012-03-16 Martin Jambor <mjambor@suse.cz>
6754 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
6755 memory through MEM_REFs by calling extract_bit_field.
6757 2012-03-16 Richard Guenther <rguenther@suse.de>
6759 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
6760 and REFERENCE_TYPE interpretations.
6761 (can_native_interpret_type_p): New function.
6762 (fold_ternary_loc): Use native encode/interpret to fold
6763 BIT_FIELD_REFs of constants.
6765 2012-03-16 Richard Guenther <rguenther@suse.de>
6768 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
6769 of vector constants and constructors.
6771 2012-03-16 Richard Guenther <rguenther@suse.de>
6773 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
6774 VIEW_CONVERT_EXPR to convert constants.
6775 (vect_is_simple_use): Treat all constants as vec_constant_def.
6777 2012-03-16 Richard Guenther <rguenther@suse.de>
6778 Kai Tietz <ktietz@redhat.com>
6781 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
6782 side-effects completely in the pre-queue and use a temporary
6785 2012-03-16 Richard Guenther <rguenther@suse.de>
6787 * stor-layout.c (finish_bitfield_representative): Fall back
6788 to the conservative maximum size if we cannot compute the
6789 size of the tail padding.
6791 2012-03-16 Tristan Gingold <gingold@adacore.com>
6793 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
6794 __CRTL_VER and __VMS_VER.
6795 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
6796 and vms_c_get_vms_ver.
6797 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
6799 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
6800 (VMS_DEFAULT_VMS_VER): Define.
6801 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
6802 (VMS_DEFAULT_VMS_VER): Define.
6804 2012-03-16 Richard Guenther <rguenther@suse.de>
6806 * tree-vect-loop.c (get_initial_def_for_induction): Use
6807 build_constructor directly.
6808 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
6809 build_vector_from_val.
6810 * tree.c (build_vector_from_val): Avoid creating a constructor
6811 first when we want a constant vector.
6813 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6815 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
6817 2012-03-16 Richard Guenther <rguenther@suse.de>
6819 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
6820 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
6821 (struct tree_vector): Remove elements member, add variable size
6823 (build_vector_stat): Declare.
6824 (build_vector): Define in terms of build_vector_stat.
6825 * tree.c (build_vector): Rename to ...
6826 (build_vector_stat): ... this. Take array of trees as parameter.
6827 (build_vector_from_ctor): Adjust.
6828 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
6829 initializer_zerop): Adjust.
6830 * cfgexpand.c (expand_debug_expr): Likewise.
6831 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
6832 const_vector_from_tree): Likewise.
6833 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
6834 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
6835 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
6836 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
6837 (lto_input_ts_vector_tree_pointers): Adjust.
6838 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
6839 (write_ts_vector_tree_pointers): Adjust.
6840 * varasm.c (const_hash_1, compare_constant, copy_constant,
6841 output_constant): Adjust.
6842 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
6843 * print-tree.c (print_node): Adjust.
6844 * tree-pretty-print.c (dump_generic_node): Adjust.
6845 * tree-vect-generic.c (uniform_vector_p, vector_element,
6846 lower_vec_perm): Adjust.
6847 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
6848 * tree-vect-slp.c (vect_get_constant_vectors,
6849 vect_transform_slp_perm_load): Adjust.
6850 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
6851 * expmed.c (make_tree): Adjust.
6852 * config/i386/i386.c (ix86_expand_builtin): Adjust.
6853 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
6855 (sparc_fold_builtin): Adjust.
6857 2012-03-16 Tristan Gingold <gingold@adacore.com>
6859 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
6860 * config/vms/vms-stdint.h: New file.
6862 2012-03-16 Tristan Gingold <gingold@adacore.com>
6864 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
6865 (ia64-hp-*vms*): Replaced by ...
6866 (*-*-*vms*): ... This new entry.
6868 2012-03-15 Jakub Jelinek <jakub@redhat.com>
6871 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
6872 (ix86_expand_vec_perm_const_1): Use it.
6875 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
6876 (avx2_permv4df): Remove.
6877 (avx2_permv4di): Macroize into...
6878 (avx2_perm<mode>): ... this using VI8F_256 iterator.
6879 (avx2_permv4di_1): Macroize into...
6880 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
6882 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
6884 * combine.c (apply_distributive_law): Do not distribute SUBREG.
6886 2012-03-15 Ira Rosen <irar@il.ibm.com>
6887 Ulrich Weigand <ulrich.weigand@linaro.org>
6889 * tree-vect-patterns.c (widened_name_p): Rename to ...
6890 (type_conversion_p): ... this. Add new argument to determine
6891 if it's a promotion or demotion operation. Check for
6892 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
6893 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
6895 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
6896 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
6898 (vect_recog_mixed_size_cond_pattern): Likewise and allow
6899 non-constant then and else clauses.
6901 2012-03-15 Ira Rosen <irar@il.ibm.com>
6902 Ulrich Weigand <ulrich.weigand@linaro.org>
6904 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
6905 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
6907 * tree-vect-patterns.c (widened_name_p): Pass basic block
6908 info to vect_is_simple_use.
6909 (vect_recog_dot_prod_pattern): Fail for basic blocks.
6910 (vect_recog_widen_sum_pattern): Likewise.
6911 (vect_handle_widen_op_by_const): Support basic blocks.
6912 (vect_operation_fits_smaller_type,
6913 vect_recog_over_widening_pattern): Likewise.
6914 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
6915 Update call to vect_is_simple_use.
6916 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
6918 (check_bool_pattern): Add an argument, update call to
6919 vect_is_simple_use and the recursive calls.
6920 (vect_recog_bool_pattern): Update relevant function calls.
6922 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
6923 (vect_pattern_recog_1): Check for reduction only in loops.
6924 (vect_pattern_recog): Add new argument. Support basic blocks.
6925 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
6926 info to vect_is_simple_use_1.
6927 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
6928 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
6930 2012-03-15 Jakub Jelinek <jakub@redhat.com>
6931 Andrew Pinski <apinski@cavium.com>
6934 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
6935 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
6936 calls instead of __builtin_ir{int,ound}*.
6938 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6940 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
6943 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6945 * config.gcc (target_type_format_char): New. Document it. Set it for
6947 * configure.ac (gnu_unique_option): Use target_type_format_char
6948 in test. Comment rationale.
6949 * configure: Regenerate .
6951 2012-03-15 Jakub Jelinek <jakub@redhat.com>
6953 PR tree-optimization/52267
6954 * tree-vrp.c (masked_increment): New function.
6955 (register_edge_assert_for_2): Derive ASSERT_EXPRs
6956 from (X & CST1) cmp CST2 tests.
6958 2012-03-15 Richard Guenther <rguenther@suse.de>
6961 * tree-data-ref.c (subscript_dependence_tester_1): Check
6962 all dimensions for non-conflicting access functions.
6964 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6967 * doc/invoke.texi [C++ Language Options]: Document
6968 -ftemplate-backtrace-limit.
6970 2012-03-15 Tristan Gingold <gingold@adacore.com>
6972 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
6975 2012-03-15 Tristan Gingold <gingold@adacore.com>
6977 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
6978 use DW_OP_call_frame_cfa.
6980 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
6983 * config/i386/i386-opts.h (pmode): New.
6985 * config/i386/i386.c (ix86_option_override_internal): Properly
6986 check and set ix86_pmode.
6988 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
6990 * config/i386/i386.opt (maddress-mode=): New.
6992 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
6994 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6996 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
6997 (dwarf2out_do_cfi_asm): Likewise.
6998 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
7000 (add_data_member_location_attribute): Likewise.
7001 (gen_array_type_die): Likewise.
7002 (gen_subprogram_die): Likewise.
7003 (gen_producer_string): Likewise.
7004 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
7005 Remove MIPS_DEBUGGING_INFO handling.
7006 (sdb_debug_hooks): Likewise.
7007 (sdbout_begin_block): Likewise.
7008 (sdbout_end_block): Likewise.
7009 (sdbout_begin_prologue): Likewise.
7010 (sdbout_start_source_file): Likewise.
7011 (sdbout_end_source_file): Likewise.
7012 (sdbout_init): Likewise.
7013 * system.h (MIPS_DEBUGGING_INFO): Poison.
7015 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7017 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
7018 (alpha_file_start) [MS_STAMP]: Remove.
7020 * config/alpha/elf.h (TARGET_GAS): Remove.
7021 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
7022 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
7023 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
7024 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
7025 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
7026 (alpha*-*-freebsd*): Likewise.
7027 (alpha*-*-netbsd*): Likewise.
7028 (alpha*-*-openbsd*): Likewise.
7029 (alpha*-*-*): Remove target_cpu_default2.
7030 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
7032 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
7033 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
7034 * config/alpha/alpha.c (print_operand): Always assume
7035 TARGET_AS_SLASH_BEFORE_SUFFIX.
7036 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
7037 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
7038 ("*builtin_setjmp_receiver_er_1"): Remove.
7039 * config/alpha/alpha.opt (malpha-as): Remove.
7041 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
7043 Remove DEC Unix reference.
7045 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
7046 (EXTENDED_COFF): Remove.
7047 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
7048 (EXTENDED_COFF): Don't undef.
7049 * config/alpha/alpha.c (alpha_file_start): Always assume
7051 Don't set targetm.asm_file_start_file_directive.
7052 [!OBJECT_FORMAT_ELF]: Remove.
7053 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
7055 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
7056 (DBX_DEBUGGING_INFO): Remove.
7057 (MIPS_DEBUGGING_INFO): Remove.
7058 (PREFERRED_DEBUGGING_TYPE): Remove.
7059 (DBX_OUTPUT_SOURCE_LINE): Remove.
7060 (SDB_OUTPUT_SOURCE_LINE): Remove.
7061 (DBX_CONTIN_LENGTH): Remove.
7062 (NO_DBX_FUNCTION_END): Remove.
7063 (ASM_STABS_OP): Remove.
7064 (ASM_STABN_OP): Remove.
7065 (ASM_STABD_OP): Remove.
7066 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
7067 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
7068 (PUT_SDB_DEF): Remove.
7069 (PUT_SDB_PLAIN_DEF): Remove.
7070 (PUT_SDB_TYPE): Remove.
7071 (sdb_label_count): Remove.
7072 (PUT_SDB_BLOCK_START): Remove.
7073 (PUT_SDB_BLOCK_END): Remove.
7074 (PUT_SDB_FUNCTION_START): Remove.
7075 (PUT_SDB_FUNCTION_END): Remove.
7076 (PUT_SDB_EPILOGUE_END): Remove.
7077 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
7078 (MIPS_DEBUGGING_INFO): Don't undef.
7079 (DBX_DEBUGGING_INFO): Don't undef.
7080 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
7081 (MIPS_DEBUGGING_INFO): Don't undef.
7082 (DBX_DEBUGGING_INFO): Don't undef.
7083 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
7084 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
7086 (alpha_start_function): Likewise.
7087 (sdb_label_count): Remove.
7088 (alpha_output_filename): Remove DBX_DEBUG handling.
7089 (alpha_file_start): Likewise.
7091 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7093 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
7094 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
7095 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
7097 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
7098 (ld_tls_support): Remove Solaris 8 references.
7099 (lwp_dir, lwp_spec): Remove support for alternate thread library.
7100 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
7101 * configure: Regenerate.
7102 * config.in: Regenerate.
7104 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
7105 * config/i386/sol2.h: Remove Solaris 8 references.
7107 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
7108 (i?86-*-solaris2.9): ... this.
7109 Remove Solaris 8 references.
7110 (Specific, *-*-solaris2*): Document Solaris 8 removal.
7111 Remove Solaris 8 references.
7113 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7115 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
7116 (mips-sgi-irix6.5*): Remove.
7117 * config.host (mips-sgi-irix*): Remove.
7118 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
7119 (set_have_as_tls): Remove *-*-irix6*.
7120 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
7121 * configure: Regenerate.
7123 * config/mips/iris6.h: Remove.
7124 * config/mips/iris6.opt: Remove.
7125 * config/mips/t-irix6: Remove.
7127 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
7128 (TARGET_IRIX6): Remove.
7129 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
7130 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
7131 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
7133 (mips_file_start): Likewise.
7134 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
7136 * config/mips/driver-native.c [__sgi__]: Remove.
7137 (host_detect_local_cpu) [__sgi__]: Remove.
7139 * config/mips/gnu-user.h: Remove iris5.h reference.
7141 * config/mips/mips-modes.def: Remove IRIX 6 reference.
7142 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
7143 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
7146 * gcc.c (main): Move asm_debug initialization ...
7147 (asm_debug): ... here.
7149 * ginclude/stddef.h (__STDDEF_H__): Don't define.
7151 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
7152 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
7153 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
7154 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
7155 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
7156 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
7158 * doc/tm.texi: Regenerate.
7160 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
7162 (MIPS Options, -march): Remove IRIX reference.
7163 * doc/install.texi (Binaries, SGI IRIX): Remove.
7164 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
7166 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
7168 2012-03-14 Martin Jambor <mjambor@suse.cz>
7170 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
7171 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
7172 (expand_expr_real_1): Do not handle misalignment if modifier is
7175 2012-03-14 Richard Guenther <rguenther@suse.de>
7178 * tree-vect-generic.c (type_for_widest_vector_mode): Take
7179 element type instead of mode, use build_vector_type_for_mode
7180 instead of the langhook, build a vector of proper signedness.
7181 (expand_vector_operations_1): Adjust.
7183 2012-03-14 Richard Guenther <rguenther@suse.de>
7186 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
7187 a cgraph node for a FUNCTION_DECL that comes from a constructor.
7188 (gimple_get_virt_method_for_binfo): Likewise.
7190 2012-03-14 Richard Guenther <rguenther@suse.de>
7192 PR tree-optimization/52571
7193 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
7194 flag_section_anchors check ...
7195 (vect_can_force_dr_alignment_p): ... here. Do not re-align
7196 DECL_COMMON variables.
7198 2012-03-14 Richard Guenther <rguenther@suse.de>
7200 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
7201 * stor-layout.c (start_bitfield_representative): New function.
7202 (finish_bitfield_representative): Likewise.
7203 (finish_bitfield_layout): Likewise.
7204 (finish_record_layout): Call finish_bitfield_layout.
7205 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
7206 for QUAL_UNION_TYPE fields.
7207 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
7208 Stream DECL_BIT_FIELD_REPRESENTATIVE.
7209 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
7214 * expr.c (get_bit_range): Unconditionally extract bitrange
7215 from DECL_BIT_FIELD_REPRESENTATIVE.
7216 (expand_assignment): Adjust call to get_bit_range.
7218 2012-03-14 Richard Guenther <rguenther@suse.de>
7221 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
7222 the outermost conversion is a sign-change only.
7223 (fold_binary_loc): Disregard widening and sign-changing
7224 conversions when we determine if two variables are equal
7226 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
7227 (T1)x if the outermost conversion is a sign-change only.
7229 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
7232 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
7234 * config/i386/predicates.md (constant_call_address_operand): Declare
7235 as special predicate. Update all uses.
7237 2012-03-13 Jakub Jelinek <jakub@redhat.com>
7240 * c-parser.c (c_parser_postfix_expression)
7241 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
7243 * config/i386/smmintrin.h: Avoid /* within a comment.
7244 * config/i386/nmmintrin.h: Likewise.
7246 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
7248 * config/i386/i386.md (xbegin): Remove constraint from expander.
7250 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
7252 * config/i386/predicates.md (constant_call_address_operand): Declare
7253 as special predicate. Update all uses.
7254 * config/i386/i386.md: Remove mode from constant_call_address_operand
7256 * config/i386/i386.c (ix86_output_call_insn): Call
7257 constant_call_address_operand with VOIDmode.
7259 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
7261 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
7262 AND zero extended address correctly.
7264 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
7266 * config/i386/predicates.md (tls_symbolic_operand): Declare as
7268 (tls_modbase_operand): Ditto.
7269 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
7270 tls_modbase_operand predicates.
7272 2012-03-13 Martin Jambor <mjambor@suse.cz>
7274 * expr.c (expand_assignment): Handle misaligned scalar writes to
7275 memory through top-level MEM_REFs by calling store_bit_field.
7277 2012-03-13 Richard Guenther <rguenther@suse.de>
7280 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
7281 if Y is a constant multiple of 1 << CST.
7283 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
7286 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
7287 offset (size) to a value the insns can deal with.
7288 (expand_epilogue): Ditto.
7290 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7292 * config/arm/neon.ml (ops): Fixup expected instructions for
7293 unsigned vector compares.
7295 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
7297 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
7298 addresses only when %reg is not in word mode.
7300 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7302 * config/microblaze/microblaze.md: Fix typo.
7303 * tree-if-conv.c: Likewise.
7304 * tree-vect-patterns.c: Likewise.
7306 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7308 * config.gcc (extra_passes): Remove.
7309 * configure.ac (extra_passes): Don't substitute.
7310 * configure: Regenerate.
7311 * Makefile.in (EXTRA_PASSES): Remove.
7312 (GCC_PASSES): Remove $(EXTRA_PASSES).
7313 (MOSTLYCLEANFILES): Likewise.
7315 (install-common): Likewise.
7317 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
7319 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
7320 * config/i386/i386.c (ix86_decompose_address): Use
7321 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
7322 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
7323 thread pointer to a register.
7325 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
7327 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
7328 on tls_symbolic_operand.
7329 (tls_global_dynamic_64_<mode>): Likewise.
7331 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
7334 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
7335 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
7337 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
7340 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
7341 type from reg_class_t to enum reg_class.
7342 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
7344 2012-03-12 Andrew Pinski <apinski@cavium.com>
7346 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
7347 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
7348 (value_replacement): Likewise.
7349 (empty_block_p): Check also if the PHIs for the block are empty.
7351 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
7354 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
7355 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
7356 r184615 from 2012-02-28.
7358 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
7360 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
7361 (ix86_gen_tls_local_dynamic_base_64): Likewise.
7362 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
7363 and ix86_gen_tls_local_dynamic_base_64.
7364 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
7365 ix86_gen_tls_local_dynamic_base_64.
7367 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
7368 (*tls_global_dynamic_64_<mode>): This.
7369 (tls_global_dynamic_64): Renamed to ...
7370 (tls_global_dynamic_64_<mode>): This.
7371 (*tls_local_dynamic_base_64): Renamed to ...
7372 (*tls_local_dynamic_base_64_<mode>): This.
7373 (tls_local_dynamic_base_64): Renamed to ...
7374 (tls_local_dynamic_base_64_<mode>): This.
7376 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
7378 * config/i386/i386.c (ix86_option_override_internal): Properly
7379 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
7380 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
7381 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
7382 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
7384 * config/i386/sse.md (sse3_monitor64): Renamed to ...
7385 (sse3_monitor64_<mode>): This.
7387 2012-03-12 Tristan Gingold <gingold@adacore.com>
7389 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
7390 (ia64_function_arg_advance): Ditto.
7392 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7394 * config.gcc (mips*-*-openbsd*): Remove.
7395 * config/mips/openbsd.h: Remove.
7396 * config/mips/sdb.h: Remove.
7398 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
7399 * config/mips/mips.c (sdb_label_count): Remove.
7400 (mips_debugger_offset): Remove #if 0 code.
7401 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
7402 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
7404 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7406 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
7408 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
7409 Update binutils references.
7410 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
7411 Update binutils reference.
7412 Update Sun as/GNU ld caveat.
7413 Document binutils largefile requirement for LTO plugin.
7414 Remove reference to alternate libpthread.
7416 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7418 * config.gcc (alpha*-dec-osf5.1*): Remove.
7419 * config.host (alpha*-dec-osf*): Remove.
7420 * configure.ac (*-*-osf*): Remove.
7421 (alpha*-dec-osf*): Remove.
7422 * configure: Regenerate.
7424 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
7425 config/alpha/va_list.h, config/alpha/x-osf: Remove.
7427 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
7428 * config/alpha/alpha.c (struct machine_function): Update comment.
7429 (alpha_start_function): Remove Tru64 UNIX as handling for
7431 * config/alpha/alpha.md ("exception_receiver"): Remove
7432 TARGET_LD_BUGGY_LDGP.
7433 ("*exception_receiver_2"): Likewise.
7434 * except.c (finish_eh_generation): Remove Tru64 reference.
7435 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
7436 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
7437 * target.def (handle_pragma_extern_prefix): Remove.
7439 * Makefile.in (mips-tfile.o-warn): Remove.
7440 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
7441 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
7442 * mips-tdump.c, mips-tfile.c: Remove.
7444 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
7446 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
7447 (Specific, alpha*-dec-osf5.1): Note removal.
7448 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
7450 * doc/tm.texi: Regenerate.
7451 * doc/trouble.texi (Cross-Compiler Problems): Remove.
7453 2012-03-12 Richard Guenther <rguenther@suse.de>
7455 * config/arm/arm.c (neon_dereference_pointer): Do not call
7456 covert during RTL expansion.
7458 2012-03-12 Tristan Gingold <gingold@adacore.com>
7460 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
7461 Options. Mention -mpointer-size.
7463 2012-03-12 Richard Guenther <rguenther@suse.de>
7465 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
7466 build_nonstandard_integer_type.
7468 2012-03-12 Richard Guenther <rguenther@suse.de>
7470 * tree.c (signed_or_unsigned_type_for): Use
7471 build_nonstandard_integer_type.
7472 (signed_type_for): Adjust documentation.
7473 (unsigned_type_for): Likewise.
7474 * tree-pretty-print.c (dump_generic_node): Use standard names
7475 for non-standard integer types if available.
7477 2012-03-12 Tristan Gingold <gingold@adacore.com>
7479 * config/vms/vms.opt: Add vms-opts.h header.
7480 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
7482 (-mvms-return-codes): Document.
7483 (-mpointer-size): New option.
7484 (vms_pointer_size): Add enumeration.
7485 * config/vms/vms-opts.h: New file.
7486 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
7487 __INITIAL_POINTER_SIZE.
7488 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
7489 (C_COMMON_OVERRIDE_OPTIONS): Define.
7490 (DWARF2_ADDR_SIZE): Define.
7491 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
7492 * config/vms/vms-protos.h (vms_c_common_override_options):
7494 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
7495 if -mno-pointer-size.
7496 (vms_c_common_override_options): New function.
7497 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
7498 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
7499 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
7500 and flag_vms_pointer_size.
7501 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
7502 * config.gcc (*-*-*vms*): Define xm_file.
7503 (alpha*-dec-*vms*): Do not define xm_file.
7504 (alpha64-dec-*vms*): Remove.
7505 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
7508 2012-03-12 Jakub Jelinek <jakub@redhat.com>
7510 PR tree-optimization/51721
7511 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
7512 if (int) unsvar cmp CST.
7514 2012-03-12 Richard Guenther <rguenther@suse.de>
7516 * tree-sra.c (create_access_replacement): Only rename the replacement
7517 if we can rewrite it into SSA form. Properly mark register typed
7518 replacements that we cannot rewrite with TREE_ADDRESSABLE.
7519 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
7520 for aggregate or BLKmode results.
7522 2012-03-12 Jakub Jelinek <jakub@redhat.com>
7524 PR tree-optimization/52533
7525 * tree-vrp.c (register_edge_assert_for_2): Use double_int
7526 type for mask, only handle shifts by non-zero in-range
7527 shift count, for LE_EXPR and GT_EXPR if new_val is
7528 maximum, don't add the assertion.
7530 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
7532 * doc/invoke.texi: Document -mrtm option.
7533 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
7534 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
7535 (ix86_handle_option): Handle OPT_mrtm.
7536 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
7538 (x86_64-*-*): Ditto.
7539 * i386-builtin-types.def (INT_FTYPE_VOID): New.
7540 * config/i386/i386-c.c (ix86_target_macros_internal): Define
7542 (ix86_target_string): Define -mrtm option.
7544 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
7546 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
7547 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
7549 (bdesc_special_args): Ditto.
7550 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
7551 (ix86_expand_special_args_builtin): Handle new built-in type.
7552 (ix86_expand_builtin): Handle XABORT instruction.
7553 * config/i386/i386.h (TARGET_RTM): New.
7554 * config/i386/i386.md (UNSPECV_XBEGIN): New.
7555 (UNSPECV_XEND): Ditto.
7556 (UNSPECV_XABORT): Ditto.
7557 (UNSPECV_XTEST): Ditto.
7564 * config/i386/i386.opt (mrtm): New.
7565 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
7566 * config/i386/rtmintrin.h: New header.
7567 * config/i386/xtestintrin.h: Ditto.
7569 2012-03-12 Tristan Gingold <gingold@adacore.com>
7571 * ginclude/stddef.h: Adjust previous patch.
7572 Use __VMS__ instead of VMS.
7574 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
7576 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
7577 Also convert sequences with CC setting arithmetic instruction.
7579 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
7581 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
7582 from C Language Options to Preprocessor Options.
7583 (C Dialect Options): Move -no-integrated-cpp documentation
7585 (Preprocessor Options): ...to here. Rewrite the description
7586 so it makes more sense, and remove discussion of merging front ends.
7588 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
7590 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
7592 (ix86_expand_setmem): Likewise.
7594 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
7596 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
7599 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
7601 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
7602 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
7604 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
7606 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
7608 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
7610 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
7613 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
7614 Uros Bizjak <ubizjak@gmail.com>
7616 * config/i386/predicates.md (call_insn_operand): Allow
7617 constant_call_address_operand in Pmode only.
7618 (sibcall_insn_operand): Ditto.
7619 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
7620 (*call_vzeroupper): Ditto.
7622 (*sibcall_vzeroupper): Ditto.
7623 (*call_value): Ditto.
7624 (*call_value_vzeroupper): Ditto.
7625 (*sibcall_value): Ditto.
7626 (*sibcall_value_vzeroupper): Ditto.
7627 (*indirect_jump): Ditto.
7628 (*tablejump_1): Ditto.
7629 (indirect_jump): Convert memory address to word mode for TARGET_X32.
7631 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
7634 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
7637 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
7638 Use movrt_negc instead of negc pattern for non-SH2A.
7640 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
7642 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
7644 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
7645 if Pmode != word_mode.
7646 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
7647 Pmode == SImode for TARGET_X32.
7649 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
7650 (tls_initial_exec_x32): Likewise.
7652 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
7654 PR rtl-optimization/52528
7655 * combine.c (can_combine_p): Add setting of subst_low_luid
7656 before call to expand_field_assignment().
7658 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
7660 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
7661 and related program names.
7663 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
7665 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
7667 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
7670 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
7671 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
7673 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
7674 (*movdi_internal_rex64): Use %E operand modifier for lea.
7675 (*movsi_internal): Ditto.
7677 (*lea<mode>_2): Ditto.
7678 (*lea_{3,4,5,6}_zext): Ditto.
7679 (*tls_global_dynamic_32_gnu): Ditto.
7680 (*tls_global_dynamic_64): Ditto.
7681 (*tls_dynamic_gnu2_lea_32): Ditto.
7682 (*tls_dynamic_gnu2_lea_64): Ditto.
7683 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
7685 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7687 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
7688 redefine to be NULL if the current bit-size is different from the
7689 configured bit-size.
7691 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
7692 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
7693 set the default tuning. Add asserts to make sure the cpu and tune
7694 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
7695 test whether the index is set, instead of > 0.
7696 (rs6000_file_start): Do not reset the default cpu if the current
7697 bit-size is different from the configured bit-size.
7699 2012-03-09 Tristan Gingold <gingold@adacore.com>
7701 * config/vms/vms-crtlmap.map: Add comments.
7702 Add entries needed to build Ada RTS.
7704 2012-03-09 Tristan Gingold <gingold@adacore.com>
7706 * ginclude/stddef.h: Do not define __size_t on VMS.
7708 2012-03-09 Tristan Gingold <gingold@adacore.com>
7710 * c-tree.h (c_default_pointer_mode): New variable.
7711 * c-decl.c (c_default_pointer_mode): New variable.
7712 (c_build_pointer_type): New function.
7713 (grokdeclarator): Call c_build_pointer_type instead
7714 of build_pointer_type.
7716 * config/vms/vms-c.c: Include c-tree.h
7717 (saved_pointer_mode): New variable.
7718 (handle_pragma_pointer_size): New function.
7719 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
7720 (vms_c_register_pragma): Register __pointer_size and
7721 __required_pointer_size pragmas.
7723 2012-03-09 Tristan Gingold <gingold@adacore.com>
7725 * config/vms/vms-c.c (vms_construct_include_filename): New function.
7726 (vms_c_register_includes): Reference it.
7728 2012-03-09 Andrew Pinski <apinski@cavium.com>
7731 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
7733 (tree_ssa_phiopt_worker): Go through all the PHIs for
7734 value_replacement instead of just the singleton one.
7735 (value_replacement): Change return type to int. Return 0 instead of
7737 Allow the middle basic block to contain more than just the defining
7739 Handle non empty middle basic blocks.
7740 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
7742 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
7744 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
7745 array reference and component reference.
7746 (analyze_scalar_evolution_for_address_of): New.
7748 2012-03-08 Jie Zhang <jzhang918@gmail.com>
7751 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
7752 (hwloop_pattern_reg): Fix set but not used warning.
7753 (bfin_reorg_loops): Remove unused parameter.
7754 (bfin_reorg): Update use of bfin_reorg_loops.
7756 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
7758 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
7759 with integer parameters in registers.
7760 (gen_push): Push register in word_mode instead of Pmode.
7761 (ix86_emit_save_regs): Likewise.
7762 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
7763 (gen_pop): Pop register in word_mode instead of Pmode.
7764 (ix86_emit_restore_regs_using_pop): Likewise.
7765 (ix86_expand_prologue): Replace Pmode with word_mode for push
7766 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
7767 restore RAX and R10 in word_mode.
7768 (ix86_emit_restore_regs_using_mov): Restore integer registers
7770 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
7772 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
7773 (ix86_split_long_move): Likewise.
7775 * config/i386/i386.md (W): New.
7776 (*push<mode>2_prologue): Replace :P with :W.
7777 (*pop<mode>1): Likewise.
7778 (*pop<mode>1_epilogue): Likewise.
7779 (push/pop peephole2): Use word_mode scratch registers.
7781 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
7783 * config/i386/predicates.md (indirect_branch_operand): Simplify.
7785 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
7787 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
7788 for constants in [-63,63].
7790 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
7794 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
7796 * config/i386/i386.c (ix86_print_operand_address): Only handle
7797 zero-extended DImode addresses.
7799 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7801 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
7802 * configure: Regenerate.
7804 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
7807 * config/avr/avr.c (avr_mem_clobber): New static function.
7808 (avr_expand_delay_cycles): Add memory clobber operand to
7809 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
7810 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
7811 (enable_interrupt, disable_interrupt): New expander.
7812 (nopv, sleep, wdr): New expanders.
7813 (delay_cycles_1): Add memory clobber.
7814 (delay_cycles_2): Add memory clobber.
7815 (delay_cycles_3): Add memory clobber.
7816 (delay_cycles_4): Add memory clobber.
7817 (cli_sei): New insn from former "enable_interrupt",
7818 "disable_interrupt" with memory clobber.
7819 (*wdt): New insn from former "wdt" with memory clobber.
7820 (*nopv): Similar, but for "nopv".
7821 (*sleep): Similar, but for "sleep".
7823 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
7824 Kaz Kojima <kkojima@gcc.gnu.org>
7827 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
7828 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
7829 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7831 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
7833 * config/i386/predicates.md (x86_64_zext_general_operand): New.
7834 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
7835 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
7837 2012-03-07 Walter Lee <walt@tilera.com>
7839 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
7840 REG_CFA_* notes for the stack pointer.
7841 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
7842 EH_RETURN_STACKADJ_RTX.
7843 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
7844 generate REG_CFA_* notes for the stack pointer.
7845 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
7846 by EH_RETURN_STACKADJ_RTX.
7848 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
7850 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
7851 when __AVR_3_BYTE_PC__ is defined.
7853 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
7855 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
7856 (ix86_print_operand): Handle '^'.
7857 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
7858 using P mode iterator. Add %^ to asm template to conditionally emit
7860 (*rep_movdi_rex64): Ditto.
7861 (*strsetdi_rex_1): Ditto.
7862 (*rep_stosdi_rex64): Ditto.
7863 (*strmov{si,hi,qi}_1): Add %^ to asm template to
7864 conditionally emit addr32 prefix.
7865 (*rep_mov{si,qi}): Ditto.
7866 (*strset{si,hi,qi}): Ditto.
7867 (*rep_stos{si,qi}): Ditto.
7868 (*cmpstrnqi_nz_1): Ditto.
7869 (*cmpstrnqi_1): Ditto.
7870 (*strlenqi_1): Ditto.
7872 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
7874 * config/i386/i386.c (function_value_64): Return pointers in
7875 word_mode instead of Pmode.
7876 (ix86_promote_function_mode): Likewise.
7878 2012-03-07 Richard Guenther <rguenther@suse.de>
7880 * coverage.c (get_gcov_type): Use type_for_mode.
7881 (get_gcov_unsigned_t): Likewise.
7882 * expr.c (store_constructor): Use type_for_mode.
7883 (try_casesi): Likewise.
7884 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
7885 (add_standard_iv_candidates): Use standard type trees.
7886 * dojump.c (do_jump): Remove dead code.
7888 2012-03-07 Richard Guenther <rguenther@suse.de>
7890 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
7892 2012-03-07 Richard Guenther <rguenther@suse.de>
7894 * convert.c (strip_float_extensions): Move ...
7895 * tree.c (strip_float_extensions): ... here.
7897 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
7900 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
7902 2012-03-07 Richard Guenther <rguenther@suse.de>
7904 * omp-low.c (extract_omp_for_data): Use signed_type_for.
7905 (expand_omp_for_generic): Likewise.
7906 (expand_omp_for_static_nochunk): Likewise.
7907 (expand_omp_for_static_chunk): Likewise.
7908 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
7909 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
7910 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
7911 Use unsigned_type_for.
7912 (vect_create_cond_for_align_checks): Use signed_type_for.
7914 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
7916 PR rtl-optimization/52203
7917 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
7918 all callers to pass NULL except ...
7919 (reset_sched_cycles_in_current_ebb): ... here, save the value
7920 in new variable 'empty'. Increase issue_rate only for
7923 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
7926 * Makefile.in: Let install-gcc-ar depend on installdirs,
7927 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
7928 Don't double canonicalize if cross-compiling.
7930 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
7933 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
7934 to: RAMPZ, RAMPY, RAMPX, RAMPD.
7935 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
7937 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
7940 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
7942 * config/avr/avr.md (xload_8): Adjust insn length.
7944 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
7947 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
7948 if RAMPZ affects reading from RAM.
7950 2012-03-07 Richard Guenther <rguenther@suse.de>
7954 * doc/invoke.texi (Precompiled Headers): Remove sentence that
7955 suggests you can include PCHs from inside another header.
7957 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
7960 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
7962 2012-03-07 Kai Tietz <ktietz@redhat.com>
7964 * doc/invoke.texi (fwritable-relocated-rdata): Document
7965 new Cygwin/MinGW target option.
7966 * config/i386/winnt.c (i386_pe_unique_section): Ignore
7967 reloc if flag -fwritable-relocated-rdata is not set.
7968 (i386_pe_section_type_flags): Likewise.
7969 * config/i386/cygming.opt (fwritable-relocated-rdata):
7970 Add new flag variable flag_writable_rel_rdata.
7972 2012-03-07 Richard Guenther <rguenther@suse.de>
7974 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
7975 precision against gimple constraints.
7977 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
7980 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
7982 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
7983 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
7985 (init_emit_regs): Move associated initialization to...
7986 (init_emit_once): ...here.
7988 2012-03-06 Richard Henderson <rth@redhat.com>
7990 * config/m68k/m68k.h (ISA_HAS_TAS): New.
7991 * config/m68k/sync.md (atomic_test_and_set): Use it.
7992 (atomic_test_and_set_1): Likewise.
7994 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
7997 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
7998 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
7999 (vector_ltgt<mode>): Likewise.
8000 (vector_ordered<mode>): Likewise.
8001 (vector_unordered<mode>): Likewise.
8002 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
8004 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
8006 * trans-mem.c: New typedef for tm_region_p.
8007 Define vector types for tm_region_p.
8008 (tm_region_init): Replace region_worklist to a vector called
8011 2012-03-06 Richard Guenther <rguenther@suse.de>
8013 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
8014 MEM_REF with constant pointer operand.
8016 2012-03-06 Richard Guenther <rguenther@suse.de>
8019 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
8021 2012-03-06 Tristan Gingold <gingold@adacore.com>
8023 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
8024 (external_model_kind): Improve documentation.
8025 (vms_pragma_extern_model): Handle relaxed_redef.
8026 (vms_c_register_pragma): Allow expansion for nomember_alignment.
8028 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
8030 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
8031 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
8032 Some more notes on EIND usage and reorder EIND subsection.
8034 2012-03-06 Tristan Gingold <gingold@adacore.com>
8036 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
8037 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
8039 2012-03-06 Tristan Gingold <gingold@adacore.com>
8041 * config/vms/t-vmsnative (version): Define.
8042 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
8044 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
8046 PR rtl-optimization/52250
8047 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
8048 to put note list into. Unconditionally call move_bb_info.
8049 (move_bb_info): Do not assert the blocks being in the same region,
8050 just drop the note list if they are not.
8052 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
8055 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
8056 and use unified expansion logic.
8057 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
8058 closer to the existing movt insn.
8059 (negc): Rename insn to *negc. Add new expander.
8060 (movnegt): Use xor pattern for T bit negation. Reserve helper
8061 constant for negc pattern.
8062 (*movnegt): New insn and splitter.
8064 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
8066 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
8069 2012-03-05 Richard Henderson <rth@redhat.com>
8071 * genemit.c (main): Include "target.h" in insn-emit.c.
8072 * Makefile.in (insn-emit.o): Depend on TARGET_H.
8073 * config/sh/sync.md (atomic_test_and_set): Reference
8074 targetm.atomic_test_and_set_trueval instead of
8075 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
8077 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
8079 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
8082 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
8084 * langhooks.c (add_builtin_type): New function.
8085 * langhooks.h (add_builtin_type): Export it.
8086 * config/mep/mep.c (mep_init_builtins): Use it.
8087 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
8089 2012-03-05 Jakub Jelinek <jakub@redhat.com>
8092 * tree.h (BLOCK_SAME_RANGE): Define.
8093 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
8094 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
8095 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
8096 isn't equal to supercontext fragment's fragment chain.
8097 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
8099 (blocks_nreverse_all): Likewise.
8100 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
8101 BLOCK_SUPERCONTEXT to supercontext fragment instead of
8102 supercontext fragment's fragment origin.
8103 * dwarf2out.c (add_high_low_attributes): If stmt has the same
8104 range as its parent (or parents thereof etc.), use the parent's
8105 DW_AT_ranges value instead of creating a new .debug_ranges range.
8107 2012-03-05 Richard Henderson <rth@redhat.com>
8110 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
8111 * omp-low.c (expand_omp_atomic): Assume anything aligned to
8112 BIGGEST_ALIGNMENT is aligned.
8114 2012-03-05 Richard Henderson <rth@redhat.com>
8116 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
8117 * config/sh/sh.c: ... here.
8119 2012-03-05 Richard Henderson <rth@redhat.com>
8122 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
8123 instead of calling negqi2 directly.
8125 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
8128 * trans-mem.c (tm_region_init): Use last_basic_block.
8130 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
8132 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
8133 * config/sh/sync.md (atomic_test_and_set): New expander.
8134 (tasb, atomic_test_and_set_soft): New insns.
8135 * config/sh/sh.opt (menable-tas): New option.
8136 * doc/invoke.texi (SH Options): Document it.
8138 2012-03-05 Richard Guenther <rguenther@suse.de>
8140 * cfgloop.c (verify_loop_structure): Verify dominators before
8142 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
8143 dominators from here.
8144 * graphite-scop-detection.c (create_sese_edges): Likewise.
8145 * loop-doloop.c (doloop_optimize_loops): Likewise.
8146 * loop-init.c (loop_optimizer_init): Likewise.
8147 * loop-unroll.c (unroll_and_peel_loops): Likewise.
8148 * loop-unswitch.c (unswitch_loops): Likewise.
8149 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
8150 * tree-parloops.c (parallelize_loops): Likewise. Verify
8151 only when checking is enabled.
8152 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
8154 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
8156 * genautomata.c (parse_automata_opt): New static function.
8157 (initiate_automaton_gen): Remove all option handling code. Remove
8158 argc argument. All callers changed.
8159 (main): Call init_rtx_reader_args_cb with the new function as argument.
8161 2012-03-05 Richard Guenther <rguenther@suse.de>
8163 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
8164 * tree-if-conv.c (combine_blocks): Free post-dominator info
8166 * tree-parloops.c (create_parallel_loop): Free and re-compute
8167 dominator info after breaking it.
8169 2012-03-05 Richard Guenther <rguenther@suse.de>
8172 * optabs.h (trapv_unoptab_p): New function.
8173 (trapv_binoptab_p): Likewise.
8174 * optabs.c (expand_binop): Use emit_libcall_block_1 with
8175 a proper equiv_may_trap argument.
8176 (expand_unop): Likewise.
8177 (emit_libcall_block_1): Take extra argument whether the
8178 instruction may trap. Renamed from ...
8179 (emit_libcall_block): ... this. New wrapper.
8181 2012-03-05 Jakub Jelinek <jakub@redhat.com>
8183 PR tree-optimization/51721
8184 * tree-vrp.c (register_edge_assert_for_2): If comparing
8185 lhs of right shift by constant with an integer constant,
8186 add ASSERT_EXPRs for the rhs1 of the right shift.
8188 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
8190 2012-03-05 Richard Guenther <rguenther@suse.de>
8192 * tree.c (integer_zerop): Handle VECTOR_CSTs.
8193 (integer_onep): Likewise.
8194 (integer_all_onesp): Likewise.
8196 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
8198 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
8200 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
8202 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
8203 instead of TARGET_64BIT.
8205 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
8207 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
8210 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
8212 * config/i386/i386.c (ix86_print_operand_address): Only handle
8213 zero-extended DImode addresses.
8215 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
8217 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
8218 taken and cputaken as bool.
8220 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
8222 * config/i386/constraints.md (Ya): New internal constraint.
8223 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
8224 (*zero_extendsidi2_rex64): Add x,x alternative.
8225 (*zero_extendsidi2): Ditto. Add o,0 alternative.
8226 Remove flags reg clobber. Adjust corresponding splits.
8227 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
8228 zero_extendqisi2 expanders using SWI12 mode iterator.
8229 (zero_extend<mode>si2_and): Macroize insn from
8230 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
8232 (*zero_extend<mode>si2): Macroize insn from
8233 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
8234 (*zero_extend*2_movzbl_and): Remove insn patterns.
8235 (zero_extendqihi2_and): Merge corresponding splitter.
8236 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
8237 (*zero_extend*2_movzbl_and): Remove insn patterns.
8238 (*anddi_1): Split TYPE_IMOVX instructions.
8239 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
8241 (and->zext splitter): Add splitter pattern.
8242 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
8244 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
8246 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
8248 (Debugging Options): Likewise.
8249 (Optimize Options): Likewise.
8250 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
8251 with other architectures. Use official processor names with correct
8252 spelling/capitalization. Fix formatting and grammar issues.
8253 (i386 and x86-64 Windows Options): Similar cleanup here.
8255 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
8257 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
8259 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
8261 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
8262 DBX_REGISTER_NUMBER.
8264 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
8266 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
8267 operand is CONST_INT. Take COSTS_N_INSNS into account.
8268 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
8271 2012-03-02 Richard Henderson <rth@redhat.com>
8273 * optabs.c (expand_atomic_test_and_set): Honor
8274 atomic_test_and_set_trueval even when atomic_test_and_set
8275 optab is not in use.
8277 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
8281 * config/sh/sh.c (sh_register_move_cost): Increase cost between
8282 GENERAL_REGS and FP_REGS for SImode.
8284 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
8287 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
8288 (absdi2): New expander.
8289 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
8291 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
8293 * config/sh/sync.md (atomic_exchange<mode>): New expander.
8294 (atomic_exchange<mode>_soft): New insn.
8296 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
8298 * config/sh/sync.md: Update copyright notice dates.
8299 (atomic_compare_and_swap<mode>): Use SImode for return value instead
8301 (atomic_compare_and_swap<mode>_soft): Likewise.
8303 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
8306 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
8307 * config/sh/sh.c: Update copyright notice dates.
8308 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
8309 alignment for TARGET_HARD_SH4.
8310 (sh_option_override): Reduce default function alignment. Set
8311 loop alignment to 4 bytes when not optimizing for size.
8313 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
8316 * doc/invoke.texi (floop-flatten): Remove.
8317 * toplev.c (process_options): Remove references to flag_loop_flatten.
8318 * tree-ssa-loop.c (gate_graphite_transform): Same.
8319 * common.opt (floop-flatten): Obsolete.
8320 * graphite-poly.c (apply_poly_transforms): Remove reference to
8322 * Makefile.in (graphite-flattening.o): Remove.
8323 * graphite-flattening.c: Remove.
8325 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
8327 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
8328 having mode compatible with the mode of previous compare. Substitute
8329 compare mode of previous compare with the mode, compatible
8330 with eliminated and previous compare.
8332 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
8334 * config/rs6000/dfp.md (floatdidd2): New define_insn.
8336 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
8338 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
8339 compatible with CCGOCmode and CCGCmode.
8341 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
8343 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
8345 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
8347 * config/arm/arm.c (arm_sat_operator_match): New function.
8348 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
8349 * config/arm/arm.md ("insn" attribute): Add "sat" value.
8350 ("SAT", "SATrev"): New code iterators.
8351 ("SATlo", "SAThi"): New code iterator attributes.
8352 ("*satsi_<SAT:code>"): New pattern.
8353 ("*satsi_<SAT:code>_shift"): Likewise.
8354 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
8355 and "shift" attributes.
8356 ("arm_usatsihi"): Add "insn" attribute.
8357 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
8358 by powers of two. Do not allow shift by 32.
8360 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
8363 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
8364 to pass the argument in the register of "natural" mode.
8366 2012-03-02 Richard Guenther <rguenther@suse.de>
8368 PR tree-optimization/52406
8369 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
8370 (struct indices): Add unconstrained_base member.
8371 (struct dr_alias): Remove unused vops member.
8372 (DR_UNCONSTRAINED_BASE): New define.
8373 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
8374 add indices to allow their disambiguation. Make DR_BASE_OBJECT
8375 be an artificial access that covers the whole indexed object,
8376 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
8377 plain decl base-objects to their MEM_REF variant.
8378 (dr_may_alias_p): When the base-object of either data reference
8379 has unknown size use only points-to information.
8380 (compute_affine_dependence): Make dumps easier to read and
8382 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
8383 DR_REF when looking for packed references.
8384 (vect_supportable_dr_alignment): Likewise.
8386 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
8388 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
8389 Improve conditions for peepholes of loads followed by commutative
8391 * config/arm/ldmstm.md: Regenerated.
8393 2012-03-02 Richard Guenther <rguenther@suse.de>
8395 * BASE-VER: Set to 4.8.0.
8397 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
8399 * config.gcc (obsolete): Add all ARM targets using the FPA.
8400 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
8401 * doc/install.texi: Avoid references to obsolete ARM ports.
8403 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
8405 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
8407 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
8408 Joern Rennecke <joern.rennecke@embecosm.com>
8410 * doc/extend.texi: Expand and update information on interrupt
8411 attribute for Epiphany.
8413 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
8415 * config/sh/sh-protos.h: Update copyright notice dates.
8416 * config/sh/sh.h: Likewise.
8417 * config/sh/sh.md: Likewise.
8418 * config/sh/constraints.md: Likewise.
8419 * config/sh/predicates.md: Likewise.
8421 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
8423 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
8424 * config/sh/sh.c (tertiary_reload_operand): Likewise.
8426 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
8428 * config/sh/constraints.md: Fix comment typo.
8430 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8433 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
8434 unsigned HOST_WIDE_INT.
8435 (zvdep_imm64): Likewise.
8436 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
8437 (vdepi_and): Likewise.
8438 Likewise for unamed 64-bit patterns.
8439 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
8441 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
8444 PR rtl-optimization/52417
8445 * cselib.c (cselib_any_perm_equivs): New variable.
8446 (cselib_reset_table): Check that it's not set when not
8447 preserving constants.
8448 (cselib_add_permanent_equiv): Set it.
8449 (cselib_have_permanent_equivalences): New.
8450 (cselib_init, cselib_finish): Reset it.
8451 * cselib.h (cselib_have_permanent_equivalences): Declare.
8452 * alias.c (get_addr): Restore earlier behavior when there
8453 aren't permanent equivalences.
8455 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
8457 * config/mn10300/mn10300-modes.def: Fix copyright notice.
8458 * config/v850/v850-modes.def: Fix copyright notice.
8460 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
8462 * doc/extend.texi (AVR Built-in Functions): Document
8463 __builtin_avr_flash_segment.
8465 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
8466 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
8467 (*split.flash_segment): New insn-and-split.
8468 * config/avr/avr.c (avr_init_builtins): Add local variables:
8469 const_memx_void_node, const_memx_ptr_type_node,
8470 char_ftype_const_memx_ptr.
8472 2012-03-01 Jakub Jelinek <jakub@redhat.com>
8474 PR tree-optimization/52445
8475 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
8476 add ssa_name_ver, offset and size fields and change store field
8478 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
8479 (add_or_mark_expr): Likewise. Only consider previous stores
8480 with the same size and offset.
8481 (nt_init_block): Only look at gimple_assign_single_p stmts,
8482 doesn't look at rhs2.
8484 2012-03-01 Richard Guenther <rguenther@suse.de>
8487 * tree-cfg.c (verify_gimple_assign_unary): Allow any
8488 conversions from integral types to pointer types.
8490 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
8492 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
8493 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
8494 unintentionally removed in r184616.
8496 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8498 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
8501 2012-02-29 Jakub Jelinek <jakub@redhat.com>
8502 Uros Bizjak <ubizjak@gmail.com>
8505 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
8506 alternatives, add "e" constraint to the new last alternative
8507 and ! to last 3 alternatives.
8509 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
8511 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
8512 DW_AT_artificial attributes at the end of the processing.
8513 (gen_array_type_die): Likewise.
8514 (gen_enumeration_type_die): Likewise.
8515 (gen_struct_or_union_type_die): Likewise.
8516 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
8519 2012-02-29 Jakub Jelinek <jakub@redhat.com>
8522 * expr.c (expand_assignment): If doing misaligned store that doesn't
8523 cover all mode bits, perform a RMW cycle.
8525 PR tree-optimization/52429
8526 * tree-parloops.c (separate_decls_in_region_debug): Return early
8527 if var is LABEL_DECL.
8529 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8531 PR tree-optimization/52424
8532 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
8533 calling dom_thread_across_edge.
8535 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
8537 * config/avr/avr.c: Move definition of TARGET macros to end of file.
8539 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
8541 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
8542 * config/avr/avr.c (avr_output_bld): Remove unused function.
8543 (avr_out_sbxx_branch): Use "%T" to print bit position.
8545 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
8547 * config/avr/avr.md: Untabify.
8549 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
8551 * config/avr/avr.md (eqne): New code iterator.
8552 (*dec-and-branchsi): Use it in text peephole's condition.
8553 (*dec-and-branchhi): Ditto.
8554 (*dec-and-branchqi): Ditto.
8556 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
8559 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
8560 the device does not have the skip-bug.
8562 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
8564 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
8565 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
8566 -mpretend-cmove): New.
8568 2012-02-29 Jakub Jelinek <jakub@redhat.com>
8571 * df.h (struct df_d): Adjust comment that hard_regs_live_count
8572 doesn't count DEBUG_INSN refs.
8573 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
8574 for DEBUG_INSN refs.
8576 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8580 2012-02-20 Richard Guenther <rguenther@suse.de>
8581 PR tree-optimization/52298
8582 * tree-vect-stmts.c (vectorizable_load): Properly use
8583 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
8585 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
8588 * gimple.h (gimple_in_transaction): New.
8589 (gimple_set_in_transaction): New.
8590 (struct gimple_statement_base): Add in_transaction field.
8591 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
8593 (tree_ssa_lim_initialize): Compute transaction bits.
8594 * tree.h (compute_transaction_bits): Protoize.
8595 * trans-mem.c (tm_region_init): Use the heap to store BB
8597 (compute_transaction_bits): New.
8599 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8601 * gcc.c (display_help): Document --help=common and sort entries
8604 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8606 * doc/install.texi: Document check-$LANG specific shortcuts
8608 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8611 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
8613 * config/arm/arm_neon.h: Regenerate.
8614 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
8615 (neon_vcgeu): New insn.
8616 (neon_vcgtu): Likewise.
8617 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
8618 (ops): Unsigned comparison intrinsics call a different builtin.
8620 2012-02-28 Richard Guenther <rguenther@suse.de>
8623 * config/i386/i386.c (ix86_expand_vector_set): Fix element
8624 ordering for the VEC_CONCAT for two element vectors for
8625 V2SFmode, V2SImode and V2DImode.
8627 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
8630 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
8631 detecting big-endian triplets.
8633 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
8635 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
8636 mode if there is no type information available.
8638 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
8640 PR tree-optimization/53207
8641 * doc/invoke.texi: Document as experimental and relying on graphite.
8643 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
8645 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
8646 of initializer to changes from r184614.
8648 2012-02-28 Richard Guenther <rguenther@suse.de>
8650 PR tree-optimization/52395
8651 * tree-sra.c (build_ref_for_offset): Also look at the base
8652 TYPE_ALIGN when figuring out the alignment of the replacement.
8654 2012-02-28 Richard Guenther <rguenther@suse.de>
8656 PR tree-optimization/52402
8657 * ipa-prop.c (ipa_modify_call_arguments): Properly use
8658 mis-aligned types when creating the accesses at the call site.
8660 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
8662 * config/avr/builtins.def: New file.
8663 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
8664 * config/avr/avr.c (enum avr_builtin_id): Use it.
8665 (avr_init_builtins): Use it. And use avr_bdesc.
8666 (bdesc_1arg): Remove.
8667 (bdesc_2arg): Remove.
8668 (bdesc_3arg): Remove.
8669 (struct avr_builtin_description): Add field n_args.
8670 (avr_bdesc): New static variable using builtins.def.
8671 (avr_expand_builtin): Use it.
8672 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
8673 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
8674 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
8676 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
8679 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
8680 match only one single hard register with respective hard reg rtx.
8681 (movmemx_<mode>): Ditto.
8682 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
8683 insn anatomy of movmem[x]_<mode>.
8684 (avr_out_movmem): Same for printing assembler and operand usage.
8686 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
8690 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
8691 address spaces located outside of device flash.
8693 * config/avr/avr.h (base_arch_s): Remove field n_segments.
8694 (mcu_type_s): Add field n_flash.
8695 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
8696 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
8697 (AVR_MCU): Add N_FLASH argument.
8698 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
8699 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
8700 macro __FLASH<n> if that address space makes sense for the device.
8701 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
8702 outside of target flash.
8703 (avr_asm_named_section): Ditto.
8704 (avr_asm_select_section): Ditto.
8705 (avr_addr_space_convert): Ditto.
8706 (avr_emit_movmemhi): Ditto.
8707 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
8708 address space is outside of device flash.
8709 (avr_insert_attributes): Ditto.
8710 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
8711 avr_current_arch->n_segments.
8713 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
8716 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
8717 (*movabs<mode>_2): Likewise.
8719 2012-02-27 Jakub Jelinek <jakub@redhat.com>
8722 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
8723 s_register_operand in the test instead of REG_P. Don't call
8724 gen_reg_rtx if it won't be used.
8726 PR tree-optimization/52376
8727 * ipa-split.c (split_function): Ignore CLOBBER stmts.
8729 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
8731 * ifcvt.c (noce_get_condition): Check condition variable is not
8732 small_register_classes_for_mode_p before accepting.
8734 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
8736 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
8738 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8741 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8742 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
8744 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
8746 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
8748 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
8750 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
8752 * config/sh/predicates.md: Remove blank lines.
8753 * config/sh/sh.c: Fix typos in comments.
8754 * config/sh/constraints.md: Likewise.
8755 * config/sh/sh.md: Remove blank lines.
8756 Fix typos in comments. Use ;; as comment characters.
8758 2012-02-26 Walter Lee <walt@tilera.com>
8760 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
8761 (replace_mov_pcrel_step2): Ditto.
8763 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
8766 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
8767 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
8768 and locs that reference values newer than the non-canonical value
8769 at hand. Return the canonical value as a worst case.
8770 (memrefs_conflict_p): Walk canonical value's locs.
8773 * cselib.c (preserve_only_constants): Rename to...
8774 (preserve_constants_and_equivs): ... this. Split out...
8775 (invariant_or_equiv_p): ... this. Preserve plus expressions
8776 of other preserved expressions too.
8777 (cselib_reset_table): Adjust.
8778 * var-tracking.c (reverse_op): Use canonical value to build
8781 2012-02-23 Kai Tietz <ktietz@redhat.com>
8783 * config/i386/i386.c (ix86_delegitimize_address): Handle
8784 UNSPEC_PCREL plus displacement.
8786 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
8789 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
8790 to test for unusedness in st X addressing.
8792 2012-02-24 Richard Guenther <rguenther@suse.de>
8795 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
8796 (is_gimple_reg_type): Move inline ...
8797 * gimple.h (is_gimple_reg_type): ... here.
8799 2012-02-24 Richard Guenther <rguenther@suse.de>
8802 * passes.c (execute_function_todo): When verifying SSA form
8803 verify gimple form first.
8804 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
8806 2012-02-24 Richard Guenther <rguenther@suse.de>
8809 * fold-const.c (fold_addr_of_array_ref_difference): New function.
8810 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
8812 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8814 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
8816 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8818 * tree-phinodes.c (make_phi_node): Mark static.
8819 * tree-flow.h (make_phi_node): Remove extern decl.
8820 * doc/gimple.texi (make_phi_node): Remove documentation.
8822 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8824 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
8825 * tree-ssa-sccvn.c (print_scc): Ditto.
8827 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8829 * doc/passes.texi (Full redundancy elimination): Fix typo.
8831 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8833 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
8835 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
8838 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
8840 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
8843 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
8845 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
8847 * config/avr/avr.md (code_stdname): Add ior, xor.
8848 (xior): New code iterator.
8849 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
8850 (*<code_stdname><mode>qi.byte1-3): Ditto.
8852 2012-02-23 Jakub Jelinek <jakub@redhat.com>
8854 PR tree-optimization/52019
8855 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
8858 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8860 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
8861 HAVE_INITFINI_ARRAY to work around namespace pollution in
8862 certain versions of newlib system headers.
8863 * config.in: Regenerate.
8864 * configure: Regenerate.
8865 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
8866 instead of HAVE_INITFINI_ARRAY.
8868 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
8871 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
8872 is not offsettable memory reference.
8874 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
8877 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
8878 setting avr_need_clear_bss_p for __gnu_lto* symbols.
8880 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
8882 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
8883 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
8885 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8887 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
8888 library on Solaris 8 even without TLS support.
8889 * configure: Regenerate.
8891 2012-02-22 Richard Guenther <rguenther@suse.de>
8894 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
8895 for GIMPLE_DEBUG stmts.
8897 2012-02-22 Martin Jambor <mjambor@suse.cz>
8900 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
8901 according to the base object.
8903 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
8905 PR rtl-optimization/50063
8906 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
8907 and 2 (8-bit SP) in operand 2.
8908 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
8909 setup to use movhi_sp_r instead of vanilla move to write SP.
8910 Adjust REG_CFA notes to superseed unspec.
8911 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
8913 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
8914 known to be off) only with TARGET_NO_INTERRUPTS. Never use
8915 irq_state 1 (IRQ known to be on) here.
8917 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
8919 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
8921 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
8922 assign_hard_reg): Likewise.
8924 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
8926 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
8928 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
8931 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
8932 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
8934 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
8936 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
8937 prototype from here to...
8938 * config/avr/avr.h: ...here.
8940 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
8943 * thumb2.md (thumb2_shiftsi3_short): Split register and
8944 immediate shifts. For register shifts tie operands 0 and 1.
8945 (peephole2 for above): Check that register-controlled shifts
8946 have suitably tied operands.
8948 2012-02-21 Quentin Neill <quentin.neill@amd.com>
8951 * config/i386/bdver1.md (bdver1_call, bdver1_push,
8952 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
8953 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
8954 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
8955 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
8956 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
8957 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
8958 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
8959 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
8960 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
8961 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
8962 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
8963 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
8964 bdver1_ssevector_avx256_unaligned_load,
8965 bdver1_ssevector_sse128_unaligned_load,
8966 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
8967 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
8968 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
8969 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
8970 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
8971 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
8972 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
8973 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
8974 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
8975 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
8976 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
8977 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
8978 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
8979 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
8980 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
8981 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
8982 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
8983 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
8984 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
8985 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
8986 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
8987 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
8988 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
8989 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
8990 bdver1_ssediv_double_load, bdver1_ssediv_double,
8991 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
8992 Add "bdver2" attribute.
8994 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8996 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
8997 default if possible and not specified otherwise.
8999 2012-02-21 Richard Guenther <rguenther@suse.de>
9002 * gimplify.c (create_tmp_from_val): Use the main variant type
9003 for the type of the temporary we create.
9005 2012-02-21 Richard Guenther <rguenther@suse.de>
9007 PR tree-optimization/52324
9008 * gimplify.c (gimplify_expr): When re-gimplifying expressions
9009 do not gimplify a MEM_REF address operand if it is already
9012 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9014 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
9015 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
9017 2012-02-21 Richard Guenther <rguenther@suse.de>
9019 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
9020 nested_in_vect_loop.
9022 2012-02-21 Jakub Jelinek <jakub@redhat.com>
9024 PR tree-optimization/52318
9025 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
9026 vdef also to non-pure/const call stmts in the sequence.
9028 2012-02-21 Tristan Gingold <gingold@adacore.com>
9030 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
9032 2012-02-20 David S. Miller <davem@davemloft.net>
9034 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
9035 don't use the "rd %pc" instruction on v9 for PIC register loads.
9037 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
9040 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
9041 in a transaction safe function.
9043 2012-02-20 Kai Tietz <ktietz@redhat.com>
9046 * stor-layout.c (place_field): Handle desired_align for
9049 2012-02-20 Richard Guenther <rguenther@suse.de>
9051 PR tree-optimization/52298
9052 * tree-vect-stmts.c (vectorizable_store): Properly use
9053 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
9055 (vectorizable_load): Likewise.
9056 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
9057 Access DR_STEP after ensuring it is not NULL.
9059 2012-02-20 Jakub Jelinek <jakub@redhat.com>
9061 PR tree-optimization/52286
9062 * fold-const.c (fold_binary_loc): For (X & C1) | C2
9063 optimization use double_int_to_tree instead of build_int_cst_wide,
9064 rewrite to use double_int vars.
9066 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9069 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
9071 Remove -e 0 from $gcc_cv_ld invocation.
9072 Only use __GLIBC_PREREQ if defined.
9073 Enable on Solaris since Solaris 8 patch.
9074 (gcc_SUN_LD_VERSION): New macro.
9075 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
9076 gcc_SUN_LD_VERSION for version number format.
9077 * configure: Regenerate.
9078 * varasm.c (get_elf_initfini_array_priority_section): Set
9079 SECTION_NOTYPE for non-default priority.
9080 Use get_section instead of get_unnamed_section to emit
9081 .init_array/.fini_array with default priority.
9083 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
9085 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
9086 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
9087 (mips_start_unique_function, mips_output_mips16_rdhwr)
9088 (mips_code_end): New functions.
9089 (TARGET_ASM_CODE_END): Define.
9091 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
9093 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
9094 to stubs with non-sibling calls.
9096 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
9098 * doc/invoke.texi (-fira-* options): Copy-edit.
9099 (ira-* parameters): Copy-edit.
9101 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
9103 * doc/invoke.texi: Minor copy-edits to bring into conformance with
9104 GCC coding conventions.
9106 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
9108 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
9109 when used as adjectives.
9111 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
9113 * doc/invoke.texi: Clean up "that"/"which" confusion.
9115 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
9117 * system.h: Poison SMALL_REGISTER_CLASSES
9118 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
9119 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
9121 2012-02-16 Jakub Jelinek <jakub@redhat.com>
9123 PR tree-optimization/52285
9124 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
9125 when deciding if a call is a tail call or tail recursion.
9127 2012-02-16 Kai Tietz <ktietz@redhat.com>
9129 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
9130 interger-constant displacement for UNSPEC_PCREL.
9132 2012-02-16 Jakub Jelinek <jakub@redhat.com>
9134 PR rtl-optimization/52208
9135 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
9136 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
9138 PR tree-optimization/52255
9139 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
9140 loop->header has virtual PHI, but exit_e->dest doesn't, add
9141 virtual PHI to exit_e->dest and adjust all uses after the loop.
9144 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
9145 children with clone_tree_hash, not after it.
9147 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
9149 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
9150 extended identifiers.
9152 2012-02-16 Jakub Jelinek <jakub@redhat.com>
9155 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
9156 a same_body_alias, also test whether e->callee isn't a former
9157 or current clone of the decl this is a same body alias of.
9159 PR translation/52264
9160 * cgraphunit.c (verify_cgraph_node): Fix a typo.
9162 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
9164 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
9166 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
9169 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
9170 force_reg instead of copy_to_reg for better optimization. Force
9171 non-register or memory operands into a register.
9173 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
9175 * extend.texi: Reserve upper bits of memory model for future use.
9177 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
9178 Anatoly Sokolov <aesok@post.ru>
9179 Eric Weddington <eric.weddington@atmel.com>
9182 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
9183 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
9184 Rewrite initializers for .macro.
9185 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
9186 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
9187 atxmega32d4, atxmega32x1.
9188 avrxmega4: atxmega64a3, atxmega64d3.
9189 avrxmega5: atxmega64a1, atxmega64a1u.
9190 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
9191 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
9192 avrxmega7: atxmega128a1, atxmega128a1u.
9193 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
9194 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
9195 (struct base_arch_s): Rename reserved to xmega_p.
9196 Rename reserved2 to have_rampd.
9197 (AVR_XMEGA): New define.
9198 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
9199 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
9200 * config/avr/predicates.md (io_address_operand): Take into
9202 (low_io_address_operand): Ditto.
9203 (high_io_address_operand): Ditto.
9204 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
9205 (enabled, movhi_sp_r): Use them.
9206 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
9207 cpp_define_formatted to built-in define __AVR_ARCH__.
9208 (__AVR_XMEGA__): New built-in define.
9209 (__AVR_HAVE_RAMPD__): New built-in define.
9210 (__AVR_HAVE_RAMPX__): New built-in define.
9211 (__AVR_HAVE_RAMPY__): New built-in define.
9212 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
9214 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
9215 (avr_option_override): Initialize them.
9216 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
9217 (avr_init_expanders): Initialize them. No more block several calls.
9218 (emit_push_sfr): New static function.
9219 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
9221 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
9222 (avr_print_operand): Print addreeses as symbols for
9223 RAMPX, RAMPY, RAMPD, CCP.
9224 (output_movhi): Handle AVR_XMEGA when writing to SP.
9225 (avr_out_movhi_mr_r_xmega): New static function.
9226 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
9227 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
9228 __RAMPD__, __CCP__ as needed.
9230 * config/avr/multilib.h: Regenerate.
9231 * config/avr/t-multilib: Regenerate.
9232 * config/avr/avr-tables.opt: Regenerate.
9234 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
9236 PR tree-optimization/50561
9237 * graphite-flattening.c (lst_project_loop): Do not
9238 remove old scattering dimensions after flattening.
9239 (lst_do_flatten): Likewise.
9241 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
9243 * doc/extend.texi (AVR Built-in Functions): Remove doc for
9244 __builtin_avr_map8, __builtin_avr_map16.
9245 Document __builtin_avr_insert_bits.
9247 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
9248 (insert_bits): New insn.
9249 (adjust_len.map_bits): Rename to insert_bits.
9250 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
9251 * avr-protos.h (avr_out_map_bits): Remove.
9252 (avr_out_insert_bits, avr_has_nibble_0xf): New.
9253 * config/avr/constraints.md (Cxf,C0f): New.
9254 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
9255 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
9256 New built-in define __BUILTIN_AVR_INSERT_BITS.
9257 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
9258 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
9259 (avr_move_bits): Rewrite.
9260 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
9262 (avr_map_op_t): New typedef.
9263 (avr_map_op): New static variable.
9264 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
9265 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
9266 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
9267 (bdesc_3arg, avr_expand_triop_builtin): New.
9268 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
9269 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
9270 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
9271 (avr_map_equal_p, avr_map_sig_p): Remove.
9272 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
9273 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
9274 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
9275 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
9276 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
9277 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
9279 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
9281 * config/c6x/c6x.md (reserve_cycles): New attribute.
9282 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
9283 don't reserve functional units after the branch occurs.
9285 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
9288 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
9289 functions into non-tm_pure functions.
9291 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
9294 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
9295 (iterative_hash_canonical_type): Likewise.
9296 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
9299 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
9301 * haifa-sched.c (prune_ready_list): Ensure that if there is a
9302 sched-group insn, it either remains alone or the entire list is pruned.
9304 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
9306 * doc/install.texi (Prerequisites): Fix grammar.
9307 (Configuration): Likewise.
9309 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
9311 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
9312 MPC as part of GCC before describing configuring with --with-gmp etc.
9313 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
9314 sources are present.
9316 2012-02-14 Jakub Jelinek <jakub@redhat.com>
9319 * dwarf2out.c (clone_tree_hash): New function.
9320 (copy_decls_walk): Use it instead of clone_tree.
9322 2012-02-14 Richard Guenther <rguenther@suse.de>
9324 PR tree-optimization/52244
9325 PR tree-optimization/51528
9326 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
9327 replacements for integral types.
9329 2012-02-14 Walter Lee <walt@tilera.com>
9331 * config.gcc: Handle tilegx and tilepro.
9332 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
9334 Add HAVE_AS_TLS check for tilegx and tilepro.
9335 * configure: Regenerate.
9336 * doc/contrib.texi: Add Mat Hostetter and self.
9337 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
9338 Document instruction intrinsics and network accessing intrinsics.
9339 (TILEPro Built-in Functions): New node. Document instruction
9340 intrinsics and network accessing intrinsics.
9341 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
9342 (Specific, tilepro-*-linux*): Likewise.
9343 * doc/invoke.texi (TILE-Gx Options): New section.
9344 (TILEPro Options): New section.
9345 * doc/md.texi (TILE-Gx): New section.
9346 (TILEPro): New section.
9347 * common/config/tilegx/tilegx-common.c: New file.
9348 * common/config/tilepro/tilepro-common.c: New file.
9349 * config/tilegx/constraints.md: New file.
9350 * config/tilegx/linux.h: New file.
9351 * config/tilegx/mul-tables.c: New file.
9352 * config/tilegx/predicates.md: New file.
9353 * config/tilegx/sync.md: New file.
9354 * config/tilegx/t-tilegx: New file.
9355 * config/tilegx/tilegx-builtins.h: New file.
9356 * config/tilegx/tilegx-c.c: New file.
9357 * config/tilegx/tilegx-generic.md: New file.
9358 * config/tilegx/tilegx-modes.def: New file.
9359 * config/tilegx/tilegx-multiply.h: New file.
9360 * config/tilegx/tilegx-protos.h: New file.
9361 * config/tilegx/tilegx.c: New file.
9362 * config/tilegx/tilegx.h: New file.
9363 * config/tilegx/tilegx.md: New file.
9364 * config/tilegx/tilegx.opt: New file.
9365 * config/tilepro/constraints.md: New file.
9366 * config/tilepro/gen-mul-tables.cc: New file.
9367 * config/tilepro/linux.h: New file.
9368 * config/tilepro/mul-tables.c: New file.
9369 * config/tilepro/predicates.md: New file.
9370 * config/tilepro/t-tilepro: New file.
9371 * config/tilepro/tilepro-builtins.h: New file.
9372 * config/tilepro/tilepro-c.c: New file.
9373 * config/tilepro/tilepro-generic.md: New file.
9374 * config/tilepro/tilepro-modes.def: New file.
9375 * config/tilepro/tilepro-multiply.h: New file.
9376 * config/tilepro/tilepro-protos.h: New file.
9377 * config/tilepro/tilepro.c: New file.
9378 * config/tilepro/tilepro.h: New file.
9379 * config/tilepro/tilepro.md: New file.
9380 * config/tilepro/tilepro.opt: New file.
9382 2012-02-14 Jakub Jelinek <jakub@redhat.com>
9384 PR tree-optimization/52210
9385 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
9386 vect_model_simple_cost with two entry vect_def_type array instead
9387 of an address of dt.
9389 2012-02-14 Richard Guenther <rguenther@suse.de>
9392 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
9393 Do not stream DECL_QUALIFIER.
9394 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
9395 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
9396 (find_decls_types_r): Do not walk DECL_QUALIFIER.
9398 2012-02-14 Jakub Jelinek <jakub@redhat.com>
9401 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
9404 2012-02-13 Jakub Jelinek <jakub@redhat.com>
9407 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
9408 * cselib.c (cselib_subst_to_values_from_insn): New function.
9409 * sched-deps.c (add_insn_mem_dependence,
9410 sched_analyze_1, sched_analyze_2): Use it.
9412 2012-02-13 Jan Hubicka <jh@suse.cz>
9415 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
9417 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
9419 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
9420 (GTM_SELF_SPECS): Define if not already defined.
9421 (driver_self_specs): Add GTM_SELF_SPECS.
9422 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
9423 (GTM_SELF_SPECS): Define.
9424 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
9425 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
9427 2012-02-13 Jakub Jelinek <jakub@redhat.com>
9429 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
9432 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
9435 * omp-low.c (expand_omp_for): If a static schedule without chunk size
9436 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
9438 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
9441 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
9443 2012-02-13 Richard Guenther <rguenther@suse.de>
9445 PR translation/52211
9446 * passes.c (enable_disable_pass): Fix typo.
9448 2012-02-13 Jakub Jelinek <jakub@redhat.com>
9451 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
9452 XOR for reduce_bit_field if type is unsigned.
9454 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
9456 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
9457 disallow changes from SFmode to mode with different size in FP regs.
9459 2012-02-12 Robert Millan <rmh@gnu.org>
9460 Gerald Pfeifer <gerald@pfeifer.com>
9462 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
9465 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
9467 PR rtl-optimization/52175
9468 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
9469 to frame-related instructions.
9471 2012-02-10 Jason Merrill <jason@redhat.com>
9474 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
9475 (demangle_new_symbols): Fill it.
9476 (scan_linker_output): Walk it.
9477 (start_tweaking): Split out from scan_linker_output.
9478 (maybe_tweak): Update sym->chosen.
9479 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
9481 2012-02-11 Jakub Jelinek <jakub@redhat.com>
9484 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
9486 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
9488 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
9489 having the same mode as previous compare.
9491 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
9493 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
9494 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
9495 (nonlocal_goto_internal): Likewise.
9496 (nonlocal_goto): Emit a use and an indirect jump directly.
9498 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
9501 * doc/extend.texi : Update comments for __atomic_compare_exchange and
9502 __atomic_{is,always}_lock_free.
9504 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
9507 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
9508 negative constant address for TARGET_X32.
9510 2012-02-10 Richard Henderson <rth@redhat.com>
9512 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
9513 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
9514 for GIMPLE_TRANSACTION. Tidy if's into a switch.
9516 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9517 Ira Rosen <irar@il.ibm.com>
9519 PR tree-optimization/50031
9520 * targhooks.c (default_builtin_vectorization_cost): Handle
9522 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
9523 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
9524 all types of reduction and pattern statements.
9525 (vect_estimate_min_profitable_iters): Likewise.
9526 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
9527 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
9528 for explicit realigns.
9529 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
9530 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
9532 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
9533 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
9534 vec_perm for VSX and handle vec_promote_demote.
9536 2012-02-10 Jakub Jelinek <jakub@redhat.com>
9539 * builtins.c (fold_builtin_atomic_always_lock_free,
9540 expand_builtin_atomic_always_lock_free,
9541 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
9542 Return and/or test boolean_true_node/boolean_false_node instead of
9543 integer_one_node/integer_zero_node.
9545 2012-02-10 Jan Hubicka <jh@suse.cz>
9548 * predict.c (predict_paths_for_bb): Prevent looping.
9549 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
9551 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
9553 * config/arm/arm.c (output_move_double): In one case properly
9554 count number of instructions that will be emitted.
9556 2012-02-10 Richard Guenther <rguenther@suse.de>
9558 PR translation/52193
9559 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
9561 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
9564 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
9566 2012-02-09 Jakub Jelinek <jakub@redhat.com>
9569 * var-tracking.c (emit_note_insn_var_location): If
9570 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
9571 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
9572 non-NOTE_DURING_CALL_P insn.
9574 2012-02-09 Bin Cheng <bin.cheng@arm.com>
9577 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
9579 2012-02-08 Magnus Granberg <zorry@gentoo.org>
9582 * gcc.c (switch_matches) Support switches with separated form,
9585 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
9587 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
9589 (RAMPZ_ADDR): Ditto.
9590 * config/avr/avr.c (avr_addr_t): New typedef.
9591 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
9592 (avr_init_expanders): Initialize it.
9593 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
9595 (expand_epilogue): Ditto.
9596 (avr_print_operand): Ditto.
9597 (avr_file_start): Ditto.
9598 (avr_emit_movmemhi): Ditto.
9600 2012-02-08 Richard Guenther <rguenther@suse.de>
9602 PR tree-optimization/46886
9603 * tree-flow.h (do_while_loop_p): Declare.
9604 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
9605 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
9607 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
9609 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
9610 always succeed for integers larger than a native word.
9612 2012-02-08 Richard Guenther <rguenther@suse.de>
9614 PR rtl-optimization/52170
9615 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
9616 properly handle integer vector modes.
9618 2012-02-08 Jakub Jelinek <jakub@redhat.com>
9620 PR gcov-profile/52150
9621 * coverage.c: Include target.h.
9622 (build_var): Call targetm.strip_name_encoding on the assembler name.
9623 Change one _ into . or $ if the target allows it.
9624 * Makefile.in (coverage.o): Depend on $(TARGET_H).
9626 PR rtl-optimization/52139
9627 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
9628 is a BARRIER after emit_insn_after_noloc, move BB_END
9629 to the last non-BARRIER insn before it.
9631 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
9634 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
9635 (mips_gimplify_va_arg_expr): Call it instead of
9636 std_gimplify_va_arg_expr.
9638 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
9640 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
9641 message for -mno-pointers-to-nested-function.
9643 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
9646 * expr.c (get_inner_reference): If there is an offset, add a negative
9647 bit position to it (if any).
9649 2012-02-07 Jakub Jelinek <jakub@redhat.com>
9651 PR rtl-optimization/52060
9652 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
9653 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
9654 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
9655 and/or i0src_copy2 when needed.
9657 2012-02-07 Jakub Jelinek <jakub@redhat.com>
9659 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
9660 or LTOPLUGINSONAME if have_c.
9662 * config/freebsd-spec.h: Add comment about what macros can be defined
9664 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
9665 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
9668 2012-02-07 Richard Guenther <rguenther@suse.de>
9670 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
9671 newline in -alias dumps.
9673 2012-02-07 Kai Tietz <ktietz@redhat.com>
9674 Dave Korn <dave.korn.cygwin@gmail.com>
9677 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
9678 Take care that typinfo gets dllexport-attribute.
9680 2012-02-07 Jakub Jelinek <jakub@redhat.com>
9683 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
9684 if modifier < EXPAND_SUM call force_operand on the result.
9686 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
9688 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
9689 adding __forwarder_dst__ prefix if a forwarder_section attribute is
9691 (epiphany_function_type): Replace types for specific interrupts with
9692 EPIPHANY_FUNCTION_INTERRUPT.
9693 (EPIPHANY_INTERRUPT_P): Update.
9694 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
9695 New static function.
9696 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
9697 <disinterrupt>: Affects type identity.
9698 (epiphany_handle_interrupt_attribute): Handle variable number of
9700 (epiphany_compute_function_type): Update for new
9701 epiphany_function_type definition.
9702 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
9703 handlers with a longcall forwarder.
9704 (epiphany_start_function): Handle multiple interrupt arguments and/or
9705 forwarder_section attribute.
9707 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
9710 2012-02-07 Alan Modra <amodra@gmail.com>
9713 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
9716 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9718 PR tree-optimization/50969
9719 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
9720 use vec_perm rather than vector_stmt.
9721 (vect_model_load_cost): Likewise.
9722 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
9723 vec_perm to be the same as other vector statements.
9724 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
9725 cost of vec_perm for TARGET_VSX.
9727 2012-02-06 Richard Guenther <rguenther@suse.de>
9729 PR tree-optimization/52115
9730 * tree-sra.c (access_has_replacements_p): New function.
9731 (sra_modify_assign): Use it to decide whether a use is uninitialized.
9733 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
9736 * trans-mem.c (expand_call_tm): Add an assertion.
9737 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
9740 2012-02-06 Richard Guenther <rguenther@suse.de>
9742 PR tree-optimization/50955
9743 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
9744 raise cost of expressions that replace an address with an
9745 expression based on a different pointer.
9747 2012-02-06 Jakub Jelinek <jakub@redhat.com>
9750 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
9751 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
9753 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
9756 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
9757 -Weffc++ and specify guidelines come from second edition.
9759 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
9761 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
9762 (sibcall_value_multiple_internal, call_split, call_internal_direct)
9763 (call_direct_split, call_value_split, call_value_internal_direct)
9764 (call_value_direct_split, call_value_multiple_split): Use jal and
9765 jal_macro attributes.
9767 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
9769 * reload1.c (reload_regs_reach_end_p): Replace with...
9770 (reload_reg_rtx_reaches_end_p): ...this function.
9771 (new_spill_reg_store): Update commentary.
9772 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
9773 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
9774 before setting new_spill_reg_store.
9775 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
9776 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
9777 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
9778 for non-spill reload registers.
9780 2012-02-05 Ira Rosen <irar@il.ibm.com>
9782 PR tree-optimization/52091
9783 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
9784 (vect_is_simple_use_1): Likewise.
9785 * tree-vect-loop.c (vectorizable_reduction): Update calls
9786 to vect_is_simple_use_1 and vect_is_simple_use.
9787 (vectorizable_live_operation): Likewise.
9788 * tree-vect-patterns.c (widened_name_p,
9789 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
9790 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
9791 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
9792 vectorizable_shift,vectorizable_operation, vectorizable_store,
9793 vectorizable_load): Likewise.
9794 (vect_is_simple_cond): Add an argument, pass it to
9795 vect_is_simple_use_1.
9796 (vectorizable_condition): Update calls to vect_is_simple_cond,
9798 (vect_is_simple_use): Add an argument, the statement in which
9799 OPERAND is used. Check that if OPERAND's def stmt is a double
9800 reduction phi node, the use is a phi node too.
9801 (vect_is_simple_use_1): Add an argument, pass it to
9803 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
9804 to vect_is_simple_use.
9806 2012-02-04 Jakub Jelinek <jakub@redhat.com>
9808 PR rtl-optimization/52095
9809 * modulo-sched.c (dump_insn_locator): New function.
9810 (loop_canon_p, sms_schedule): Use it.
9812 PR rtl-optimization/52113
9813 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
9814 even for decomposable shift/zext insns.
9816 2012-02-03 Jakub Jelinek <jakub@redhat.com>
9817 Zdenek Dvorak <ook@ucw.cz>
9819 PR rtl-optimization/52092
9820 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
9821 on get_iv_value result.
9823 2012-02-02 Andrew Pinski <apinski@cavium.com>
9827 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
9829 2012-02-02 Jakub Jelinek <jakub@redhat.com>
9832 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
9834 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
9836 PR rtl-optimization/49800
9837 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
9838 (sched_finish): Call regstat_free_n_sets_and_refs.
9840 2012-02-02 Jia Liu <proljc@gmail.com>
9842 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
9845 2012-02-02 Jan Hubicka <jh@suse.cz>
9846 Tom de Vries <tom@codesourcery.com>
9849 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
9850 * varpool.c (varpool_analyze_pending_decls): Likewise.
9852 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
9853 Jayant R Sonar <jayant.sonar@kpitcummins.com>
9855 * config.gcc: Add cr16-* support.
9857 * doc/extend.texi: Document cr16 extensions.
9858 * doc/install.texi: Document cr16 install.
9859 * doc/invoke.texi: Document cr16 options.
9860 * doc/md.texi: Document cr16 constraints.
9862 * common/config/cr16/cr16-common.c: New file.
9863 * config/cr16/cr16.c: New file.
9864 * config/cr16/cr16.h: New file.
9865 * config/cr16/cr16.md: New file.
9866 * config/cr16/cr16.opt: New file.
9867 * config/cr16/cr16-protos.h: New file.
9868 * config/cr16/predicates.md: New file.
9869 * config/cr16/constraints.md: New file.
9870 * config/cr16/t-cr16: New file.
9872 2012-02-02 Jakub Jelinek <jakub@redhat.com>
9875 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
9876 that operands[2] is either immediate, or q_regs_operand.
9878 PR tree-optimization/52073
9879 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
9880 a pattern stmt for pattern uses, ignore uses outside of the loop.
9882 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
9884 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
9885 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
9886 (OUT_AS1, OUT_AS2): Remove.
9888 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
9890 PR rtl-optimization/51374
9891 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
9892 to cross other volatile_refs_p insns.
9894 2012-02-01 Richard Guenther <rguenther@suse.de>
9896 * doc/invoke.texi (fno-inline): Clarify documentation.
9897 (finline-small-functions): Likewise.
9898 (finline-functions): Likewise.
9899 * common.opt (finline): Adjust comment and documentation.
9900 (finline-small-functions): Clarify documentation.
9901 (finline-functions): Likewise.
9902 (finline-functions-called-once): Likewise.
9904 2012-02-01 Tristan Gingold <gingold@adacore.com>
9906 * c-typeck.c (composite_type): Keep mode for pointers.
9908 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
9910 * function.h (regno_reg_rtx): Adjust comment.
9911 * reginfo.c (init_reg_modes_target): Only use the previous mode
9912 if it fits within one register. Remove MIPS comment.
9914 2012-01-31 Jakub Jelinek <jakub@redhat.com>
9917 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
9919 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9921 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
9922 to srak instruction.
9924 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
9926 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
9928 2012-01-31 Jakub Jelinek <jakub@redhat.com>
9933 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
9935 2012-01-31 Richard Guenther <rguenther@suse.de>
9937 PR tree-optimization/51528
9938 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
9941 2012-01-31 Jakub Jelinek <jakub@redhat.com>
9946 * ree.c (add_removable_extension): Change def_map argument
9947 to unsigned *, store in def_map 1 + offset into *insn_list vector
9948 instead of pointers into the vector.
9949 (find_removable_extensions): Adjust caller.
9951 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
9953 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
9954 Transform all "* quoted-c-code" to { c-code }.
9955 Remove redundant test for "optimize" in combine patterns.
9956 Move (include "avr-dimode.md") to end of file.
9958 2012-01-30 Bin Cheng <bin.cheng@arm.com>
9961 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
9962 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
9964 2012-01-30 Richard Guenther <rguenther@suse.de>
9966 PR tree-optimization/52028
9967 * tree-loop-distribution.c (ldist_gen): Properly update
9970 2012-01-30 Jakub Jelinek <jakub@redhat.com>
9973 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
9974 set_cur_line_info_table if not emitting debug info.
9976 PR tree-optimization/52046
9977 * tree-vect-patterns.c (check_bool_pattern): Give up if
9978 a comparison could throw.
9981 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
9983 2012-01-30 Richard Guenther <rguenther@suse.de>
9985 PR tree-optimization/52045
9986 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
9987 SSA form if cfgcleanup did anything.
9989 2012-01-30 Richard Guenther <rguenther@suse.de>
9991 PR tree-optimization/52045
9992 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
9993 before computing final todo.
9995 2012-01-30 Richard Guenther <rguenther@suse.de>
9997 PR tree-optimization/51528
9998 * tree-sra.c (sra_modify_assign): Re-factor in preparation
10001 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
10003 * df-problems.c (df_kill_notes): Check that the use refers
10004 to the note under examination.
10006 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
10009 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
10010 parameter and use short-lived pseudos.
10011 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
10012 (sparc_expand_vector_init): Const-ify local variables and adjust
10013 calls to above functions.
10015 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
10017 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
10019 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
10021 * doc/invoke.texi: Make usage of "compile time" and
10022 "run time"/"runtime" consistent throughout the file.
10024 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
10026 * config/alpha/alpha.c (alpha_option_override): Default to
10027 full IEEE compliance mode for Go language.
10029 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
10031 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
10032 (LINK_SSP_SPEC): Define.
10034 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10037 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
10040 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
10042 * doc/invoke.texi: Correct hyphenation of "floating point",
10043 "double precision", and related terminology throughout the file.
10045 2012-01-28 Jakub Jelinek <jakub@redhat.com>
10048 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
10049 arm_general_register_operand predicate for operand 2 instead of
10052 2012-01-27 Ian Lance Taylor <iant@google.com>
10055 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
10056 * builtins.c (expand_builtin_init_trampoline): Add onstack
10057 parameter. Change caller.
10058 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
10059 * tree.c (build_common_builtin_nodes): Declare
10060 __builtin_init_heap_trampoline.
10062 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
10064 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
10065 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
10066 * config/avr/avr.c: Ditto.
10067 (avr_regnames): Remove because unused.
10068 * config/avr/avr.md (*cpse.ne): New peephole.
10069 (*cpse.eq): New peephole from former cpse peepholes.
10071 2012-01-27 Michael Eager <eager@eagercon.com>
10073 * config/microblaze.c (microblaze_emit_compare): Correct
10074 test after pcmp instruction.
10076 2012-01-27 Richard Guenther <rguenther@suse.de>
10078 PR tree-optimization/52020
10079 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
10081 2012-01-27 Richard Guenther <rguenther@suse.de>
10083 * ipa-pure-const.c (check_stmt): Clobbers do not make a
10084 function non-const/pure.
10086 2012-01-27 Richard Guenther <rguenther@suse.de>
10088 PR tree-optimization/50444
10089 * tree-sra.c (build_ref_for_offset): Properly adjust the
10090 MEM_REF type for unaligned accesses.
10092 2012-01-27 Richard Guenther <rguenther@suse.de>
10094 PR tree-optimization/50444
10095 * expr.c (mem_ref_refers_to_non_mem_p): New function.
10096 (expand_assignment): Use it. Properly handle misaligned
10097 bases when expanding stores to component references.
10098 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
10099 refactor that case.
10101 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
10103 PR middle-end/51389
10104 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
10105 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
10106 * tree-data-ref.c (find_data_references_in_loop): Make static.
10107 (compute_all_dependences): Change return type to bool. Bail out
10108 for too many datarefs in a loop. Move the hunk resetting the data
10109 dependences vector from ...
10110 (compute_data_dependences_for_loop): ... here. Account for
10111 compute_all_dependences returning false.
10112 (compute_data_dependences_for_bb): Likewise.
10113 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
10114 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
10116 2012-01-27 Richard Guenther <rguenther@suse.de>
10118 PR middle-end/51959
10119 * expr.c (store_field): Use the alias-set of the scratch memory
10122 2012-01-27 Tom de Vries <tom@codesourcery.com>
10124 PR tree-optimization/51990
10125 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
10127 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
10129 2012-01-27 Jakub Jelinek <jakub@redhat.com>
10132 * var-tracking.c (reverse_op): Don't add any reverse operation
10133 if V already has any constant locations.
10135 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
10137 * doc/invoke.texi: Correct usage of "command line" (noun)
10138 vs "command-line" (adjective) throughout.
10140 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
10142 * doc/invoke.texi (Language Independent Options): Move
10143 -Wcoverage-mismatch blurb from here....
10144 (Warning Options): ...to here.
10146 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
10148 * config/rs6000/rs6000.c (rs6000_option_override_internal):
10149 Set rs6000_always_hint to false for 476.
10151 2012-01-27 Matthias Klose <doko@ubuntu.com>
10153 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
10155 * incpath.c (add_standard_paths): Likewise.
10157 2012-01-27 Richard Henderson <rth@redhat.com>
10159 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
10160 * config/m68k/sync.md (atomic_test_and_set): Rename from
10161 sync_test_and_setqi and adjust the operands.
10162 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
10163 and unconditionally enable.
10165 2012-01-27 Richard Henderson <rth@redhat.com>
10167 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
10168 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
10169 (ldstub): Rename from ldstubqi.
10170 (ldstub<I24MODE>): Remove.
10172 2012-01-27 Richard Henderson <rth@redhat.com>
10174 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
10175 * c-cppbuiltin.c (cpp_atomic_builtins): Define
10176 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
10177 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
10178 * doc/tm.texi: Rebuild.
10180 2012-01-27 Richard Henderson <rth@redhat.com>
10182 * optabs.c (gen_atomic_test_and_set): Remove default.
10183 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
10185 2012-01-26 Jakub Jelinek <jakub@redhat.com>
10187 PR rtl-optimization/51978
10188 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
10189 (combine_reaching_defs): Likewise.
10190 (struct re_info): Remove.
10191 (add_removable_extension): Remove x and data arguments,
10192 add insn, insn_list and def_map. Use the arguments directly
10193 instead of using struct re_info.
10194 (find_removable_extensions): Don't call add_removable_extension
10195 through note_stores, instead just call it with single_set
10196 result if non-NULL.
10197 (find_and_remove_re): Pass curr_cand->expr instead of
10198 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
10200 2012-01-26 Michael Matz <matz@suse.de>
10202 PR tree-optimization/46590
10203 * cfgexpand.c: Revert last change (r183305).
10204 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
10206 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
10207 checking for emptiness.
10209 2012-01-26 Jakub Jelinek <jakub@redhat.com>
10211 PR middle-end/51895
10212 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
10213 non-addressable non-BLKmode base correctly.
10215 2012-01-26 Michael Matz <matz@suse.de>
10217 PR tree-optimization/48794
10218 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
10219 regions referenced from RESX/EH_DISPATCH.
10221 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10223 * config/s390/s390.h: Make BRANCH_COST an option.
10224 * config/s390/s390.opt: New option -mbranch-cost.
10226 2012-01-26 Richard Henderson <rth@redhat.com>
10228 Revert 2012-01-24 change:
10229 * trans-mem.c (requires_barrier): Do not instrument thread local
10230 variables and emit save/restore for them.
10232 2012-01-25 Jakub Jelinek <jakub@redhat.com>
10234 PR middle-end/51986
10235 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
10238 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
10240 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
10243 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
10246 Rename __pgm to __flash.
10247 Rename __pgm1 to __flash1.
10248 Rename __pgm2 to __flash2.
10249 Rename __pgm3 to __flash3.
10250 Rename __pgm4 to __flash4.
10251 Rename __pgm5 to __flash5.
10252 Rename __pgmx to __memx.
10253 * doc/extend.texi (AVR Named Address Spaces)
10254 Rename address space names as indicated above.
10255 * config/avr/avr.c (avr_addrspace): Ditto.
10257 * config/avr/avr-protos.h
10258 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
10259 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
10260 * config/avr/predicates.md: Ditto.
10261 * config/avr/avr.c Ditto, and
10262 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
10263 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
10265 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
10266 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
10267 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
10268 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
10269 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
10270 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
10271 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
10272 * config/avr/avr.c: Ditto.
10273 * config/avr/avr.md: Ditto.
10275 2012-01-25 Jason Merrill <jason@redhat.com>
10278 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
10280 2012-01-25 Jakub Jelinek <jakub@redhat.com>
10282 PR tree-optimization/51987
10283 * tree-data-ref.c (get_references_in_stmt): Handle references in
10284 non-volatile GIMPLE_ASM.
10286 2012-01-25 Richard Guenther <rguenther@suse.de>
10288 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
10289 bases are dereferenced.
10291 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
10293 PR rtl-optimization/48374
10294 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
10296 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
10298 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
10299 compute_data_dependences_for_loop returns false.
10300 * tree-parloops.c (loop_parallel_p): Likewise.
10302 2012-01-25 Richard Guenther <rguenther@suse.de>
10304 * tree.h (get_pointer_alignment_1): Declare.
10305 * builtins.c (get_pointer_alignment_1): New function.
10306 (get_pointer_alignment): Use it.
10308 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
10310 PR rtl-optimization/48308
10311 * combine.c (enum undo_kind): Add UNDO_LINKS.
10312 (struct undo): Add member l to other_contents and where.
10313 (do_SUBST_LINK): New.
10315 (try_combine): Handle LOG_LINKS for the dummy i1 case.
10316 (undo_all): Handle UNDO_LINKS.
10318 2012-01-25 Richard Henderson <rth@redhat.com>
10320 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
10323 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
10325 * optabs.c (gen_atomic_test_and_set): Use each argument.
10327 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
10329 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
10330 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
10331 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
10332 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
10333 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
10334 TARGET_PAIRED_SINGLE_FLOAT.
10336 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
10338 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
10339 (in_struct, return_val): Remove MEM documentation.
10340 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
10341 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
10342 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
10344 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
10345 * cfgexpand.c (add_alias_set_conflicts): Likewise.
10346 * expr.c (store_field): Likewise.
10347 * function.c (assign_stack_temp_for_type): Likewise.
10348 * ifcvt.c (noce_try_cmove_arith): Likewise.
10349 * reload1.c (reload): Likewise.
10350 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
10351 (alpha_set_memflags): Likewise.
10352 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
10354 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
10356 * rtl.h (true_dependence, canon_true_dependence): Remove varies
10358 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
10359 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
10360 (true_dependence_1, true_dependence, canon_true_dependence): Remove
10362 * cselib.c (cselib_rtx_varies_p): Delete.
10363 (cselib_invalidate_mem): Update call to canon_true_dependence.
10364 * dse.c (record_store, check_mem_read_rtx): Likewise.
10365 (scan_reads_nospill): Likewise.
10366 * cse.c (check_dependence): Likewise.
10367 (cse_rtx_varies_p): Delete.
10368 * expr.c (safe_from_p): Update call to true_dependence.
10369 * ira.c (validate_equiv_mem_from_store): Likewise.
10370 (memref_referenced_p): Likewise.
10371 * postreload-gcse.c (find_mem_conflicts): Likewise.
10372 * sched-deps.c (sched_analyze_2): Likewise.
10373 * store-motion.c (load_kills_store): Likewise.
10374 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
10375 * gcse.c (mems_conflict_for_gcse_p): Likewise.
10376 (compute_transp): Update call to canon_true_dependence.
10378 2012-01-25 Richard Henderson <rth@redhat.com>
10380 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
10381 (maybe_emit_atomic_test_and_set): New.
10382 (expand_sync_lock_test_and_set): Use it.
10383 (expand_atomic_test_and_set): Likewise.
10384 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
10385 the implementation; clarify implementation defined details.
10386 * doc/md.texi (atomic_test_and_set): Document.
10388 2012-01-25 Richard Henderson <rth@redhat.com>
10390 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
10392 2012-01-25 Richard Henderson <rth@redhat.com>
10395 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
10396 to effect no-op split.
10398 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
10401 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
10402 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
10403 (BT_FN_VOID_PTR_INT_SIZE): New.
10404 (BT_FN_UINT_UINT_VAR): Remove.
10405 (BT_FN_UINT32_UINT32_VAR): New.
10406 (BT_FN_DOUBLE_VPTR): Remove.
10407 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
10409 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
10410 (_ITM_changeTransactionMode): Same.
10411 (_ITM_memmoveRtWt): Change return type to void.
10412 (_ITM_memcpyRtWt): Same.
10413 (_ITM_memsetW): Same.
10414 (_ITM_RaRD): Change types to double.
10419 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
10421 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
10422 Patrick Marlier <patrick.marlier@gmail.com>
10424 * trans-mem.c (requires_barrier): Do not instrument thread local
10425 variables and emit save/restore for them.
10427 2012-01-24 Jason Merrill <jason@redhat.com>
10430 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
10431 output static aliases.
10433 2012-01-24 Jakub Jelinek <jakub@redhat.com>
10436 * common.opt (-pie, -shared, pie, shared): Change from Common to
10438 * gcc.c (display_help): Display help for -pie and -shared.
10440 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
10443 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
10444 Remove note on size/offset limitation.
10445 (AVR Variable Attributes): Add example how to read data located
10446 with progmem. Refer to named address spaces.
10447 * doc/invoke.texi (AVR Options): Fix typo.
10449 2012-01-24 Richard Guenther <rguenther@suse.de>
10451 Forward-port to trunk
10452 2010-09-21 Jakub Jelinek <jakub@redhat.com>
10454 PR middle-end/45678
10455 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
10456 op0 isn't sufficiently aligned and there is movmisalignM
10457 insn for mode, use it to load op0 into a temporary register.
10459 2012-01-24 Jakub Jelinek <jakub@redhat.com>
10462 * target.def (const_not_ok_for_debug_p): New hook.
10463 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
10465 * doc/tm.texi: Regenerated.
10466 * dwarf2out.c (const_ok_for_output_1): If
10467 targetm.const_not_ok_for_debug_p returns true, fail.
10468 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
10470 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
10472 2012-01-23 Kai Tietz <ktietz@redhat.com>
10475 * config/i386/predicates.md (symbolic_operand): Allow
10476 UNSPEC_PCREL as PIC expression for lea.
10477 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
10478 * config/i386/i386.c (ix86_delegitimize_address): Handle
10479 UNSPEC_PCREL for none-MEM, too.
10481 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
10483 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
10484 (ipa_tm_create_version_alias): Same.
10486 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
10489 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
10490 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
10492 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
10493 Patrick Marlier <patrick.marlier@gmail.com>
10494 Iain Sandoe <developer@sandoe-acoustics.co.uk>
10497 * lto-wrapper.c (run_gcc): Pass the LTO section name to
10498 simple_object_start_read.
10500 2012-01-23 Richard Guenther <rguenther@suse.de>
10503 PR tree-optimization/51895
10504 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
10505 parameter decomposition into BLKmode components.
10507 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
10509 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
10510 fake variables for restrict-qualified pointers whose pointed-to type
10511 contains a placeholder.
10513 2012-01-23 Richard Guenther <rguenther@suse.de>
10515 PR tree-optimization/51949
10516 * ipa-split.c (execute_split_functions): Do not split malloc functions.
10518 2012-01-23 Jakub Jelinek <jakub@redhat.com>
10520 PR rtl-optimization/51933
10521 * ree.c (transform_ifelse): Return true right away if dstreg is
10522 already wider or equal to cand->mode.
10523 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
10524 (make_defs_and_copies_lists): Remove defs_list and copies_list
10525 arguments, add state argument, just truncate state->work_list
10526 instead of always allocating and freeing the vector. Assert that
10527 get_defs succeeds instead of returning 2. Changed return type to bool.
10528 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
10529 have ext_src_mode, see if it has been modified already with the
10530 right kind of extension and has been extended before from the
10531 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
10532 just return true. Remember the original mode in state->modified array.
10533 (combine_reaching_defs): Add state argument. Don't allocate and
10534 free here def_list, copied_list and vec vectors, instead just
10535 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
10536 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
10537 Add state variable, clear vectors in it, initialize state.modified
10538 if needed. Free all the vectors at the end and state.modified too.
10539 Don't skip a candidate if the extension expression has been modified.
10541 2012-01-22 Douglas B Rupp <rupp@gnat.com>
10544 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
10545 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
10546 (extra_options) interix.opt -> i386/interix.opt"
10547 (extra_objs):Add winnt-stubs.o
10548 * configure.ac: Add interix to target_os .comm on PE check.
10549 * configure: Regenerate.
10550 * config/interix3.h: Delete and move bits to..
10551 * config/interix.h: Delete and move bits to..
10552 * config/i386/i386-interix3.h: Delete and move bits to..
10553 * config/i386/i386-interix.h: ..here.
10554 (TARGET_CPU_DEFAULT): Remove redefinition.
10555 (TARGET_ASM_CONSTRUCTOR): Undefine.
10556 (SUBTARGET_SWITCHES): Define for ms-bitfields.
10557 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
10558 (PTRDIFF_TYPE): Define.
10559 (LONG_DOUBLE_TYPE_SIZE): Define.
10560 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
10561 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
10562 (TARGET_SECTION_TYPE_FLAGS): Define.
10563 (ASM_DECLARE_FUNCTION_NAME): Define.
10564 (ASM_OUTPUT_EXTERNAL): Define.
10565 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
10566 (ASM_OUTPUT_ALIGNED_BSS): Define.
10567 (PCC_BITFIELD_TYPE_MATTERS): Define.
10568 (USE_CONST_SECTION): Define.
10569 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
10570 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
10571 (SUPPORTS_ONE_ONLY): Remove.
10572 (I386_PE_STRIP_ENCODING): Define.
10573 * config/interix.opt: Delete and move bits to..
10574 * config/i386/interix.opt: ..here. New.
10575 (mpe-aligned-commons): Add.
10576 * config/i386/t-interix: Add copyright header.
10577 (winnt-stubs.o): Add rule.
10579 2012-01-22 Jason Merrill <jason@redhat.com>
10582 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
10583 for extra name aliases.
10585 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
10587 PR rtl-optimization/51924
10588 * ree.c (combine_set_extension): Improve debugging message.
10589 (combine_reaching_defs): Likewise.
10590 (get_defs): Rename confusingly named variable.
10591 (find_and_remove_re): Skip a candidate if the extension expression has
10594 2012-01-21 Robert Millan <rmh@gnu.org>
10595 Gerald Pfeifer <gerald@pfeifer.com>
10597 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
10598 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
10600 2012-01-20 Jakub Jelinek <jakub@redhat.com>
10602 PR tree-optimization/51914
10603 * tree-vect-stmts.c (vectorizable_conversion): For
10604 cvt_type && modifier == WIDEN, put temporary with cvt_type
10605 at the beginning of vec_dsts and set vec_dest to temporary
10608 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
10610 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
10612 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
10614 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
10615 * config/rs6000/rs6000.c: Likewise.
10617 2012-01-20 Jakub Jelinek <jakub@redhat.com>
10620 * config/arm/arm.c (arm_count_output_move_double_insns): Call
10621 output_move_double on a copy of operands array.
10623 2012-01-20 Cary Coutant <ccoutant@google.com>
10624 Dodji Seketeli <dodji@redhat.com>
10627 * dwarf2out.c (copy_declaration_context): Return ref to parent
10628 of declaration DIE, if necessary.
10629 (remove_child_or_replace_with_skeleton): Add new parameter; update
10630 caller. Place skeleton DIE under parent DIE of original declaration.
10631 Move call to copy_declaration_context to here ...
10632 (break_out_comdat_types): ... from here.
10634 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10636 PR rtl-optimization/51856
10637 * reload.c (find_reloads_subreg_address): Set the address_reloaded
10640 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
10643 * config/arm/arm.c (arm_print_operand): Correct output of alignment
10644 hints for neon loads and stores.
10646 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
10650 * doc/extend.texi (Named Address Spaces): Split into subsections.
10651 (AVR Named Address Spaces): New subsection.
10652 (M32C Named Address Spaces): New subsection.
10653 (RL78 Named Address Spaces): New subsection.
10654 (SPU Named Address Spaces): New subsection.
10655 (Variable Attributes): New anchor "AVR Variable Attributes".
10656 (AVR Variable Attributes): Rewrite and avoid wording
10657 "address space" in this context.
10658 * doc/invoke.texi (AVR Options): Rewrite and add documentation
10659 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
10660 (AVR Built-in Macros): New subsubsection therein.
10661 * doc/md.texi (AVR constraints): Remove "C04", "R".
10663 2012-01-20 Richard Guenther <rguenther@suse.de>
10665 PR tree-optimization/51903
10666 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
10667 when removing stmts.
10669 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
10672 * config/arm/arm.c (arm_load_pic_register): Use
10673 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
10674 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
10675 (arm_pic_static_addr): Likewise.
10676 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
10677 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
10678 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
10679 (pic_load_addr_unified): New.
10681 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
10684 * function.c (instantiate_virtual_regs_in_insn): Use
10685 delete_insn_and_edges when removing a wrong asm insn.
10687 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
10689 PR rtl-optimization/40761
10690 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
10691 Add new member loop_num.
10692 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
10693 (ira_build): Remove the parameter.
10695 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
10696 (ira.c): Do not build CFG loops for one region allocation. Remove
10697 argument from ira_build call.
10699 * ira-build.c (init_loop_tree_node): New function.
10700 (create_loop_tree_nodes): Use it. Separate the case when CFG
10701 loops are not built.
10702 (more_one_region_p): Check current_loops.
10703 (finish_loop_tree_nodes): Separate the case when CFG loops are not
10705 (add_loop_to_tree): Process loop equal to NULL too.
10706 (form_loop_tree): Separate the case when CFG loops are not built.
10707 Use explicitly number for the root.
10708 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
10710 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
10711 instead of loop->num.
10712 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
10713 (mark_all_loops_for_removal): Ditto.
10714 (remove_unnecessary_regions): Separate the case when CFG loops
10716 (ira_build): Remove the parameter. Use explicit number of regions
10717 when CFG loops are not built.
10719 * ira-color.c (print_loop_title): Separate the case for the root node.
10720 Use loop_num instead of loop->num.
10721 (move_spill_restore): Use loop_num instead of loop->num.
10723 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
10724 (change_loop): Ditto.
10725 (change_loop): Use loop_num instead of loop->num.
10727 * ira-lives.c (process_bb_node_lives): Ditto.
10729 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
10731 * ira-conflicts.c (print_allocno_conflicts): Ditto.
10733 2012-01-19 Jakub Jelinek <jakub@redhat.com>
10735 PR libmudflap/40778
10736 * tree-mudflap.c (mf_artificial): New function.
10737 (execute_mudflap_function_ops, execute_mudflap_function_decls,
10738 mx_register_decls, mudflap_enqueue_decl): Use it.
10741 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
10742 numbers in the insn pattern.
10744 2012-01-19 Michael Matz <matz@suse.de>
10746 PR tree-optimization/46590
10747 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
10748 use it in remembering which conflicts we already created.
10749 (add_scope_conflicts): Adjust call to above, (de)allocate helper
10752 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
10755 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
10756 (merge_and_complain): Same.
10758 2012-01-19 Jakub Jelinek <jakub@redhat.com>
10761 * config/initfini-array.h: Guard content of the header
10762 with #ifdef HAVE_INITFINI_ARRAY.
10763 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
10764 Add initfini-array.h to tm_file here.
10765 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
10766 * config.gcc: Don't add initfini-array.h to tm_file here.
10767 * configure: Regenerated.
10769 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
10771 PR rtl-optimization/51505
10772 * df-problems.c (df_kill_notes): New parameter live. Update comment.
10773 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
10774 (df_note_bb_compute): Update the call to df_kill_notes.
10776 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
10778 * trans-mem.c (requires_barrier): Remove call to is_global_var.
10780 2012-01-18 Richard Guenther <rguenther@suse.de>
10782 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
10783 of conversions to void *.
10785 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10786 Richard Sandiford <rdsandiford@googlemail.com>
10788 PR middle-end/50325
10789 PR middle-end/51192
10790 * optabs.h (simplify_expand_binop): Declare.
10791 * optabs.c (simplify_expand_binop): Make global.
10792 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
10793 endian targets if the source cannot be exactly covered by word
10796 2012-01-17 Jakub Jelinek <jakub@redhat.com>
10799 * hard-reg-set.h (struct hard_reg_set_container): New type.
10800 * target.h (struct hard_reg_set_container): Forward declare.
10801 * target.def (set_up_by_prologue): New target hook.
10802 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
10803 * doc/tm.texi: Regenerated.
10804 * function.c (thread_prologue_and_epilogue_insns): Change
10805 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
10806 Call targetm.set_up_by_prologue on it.
10807 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
10808 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
10810 2012-01-17 Nick Clifton <nickc@redhat.com>
10812 * config/rx/rx.c (rx_can_use_simple_return): New function.
10813 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
10814 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
10816 2012-01-17 Richard Guenther <rguenther@suse.de>
10818 PR middle-end/51782
10819 * expr.c (expand_assignment): Take address-space information
10820 from the address operand of MEM_REF and TARGET_MEM_REF.
10821 (expand_expr_real_1): Likewise.
10823 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10825 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
10826 reload dump is requested.
10828 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
10831 * trans-mem.c (requires_barrier): Call may_be_aliased.
10833 2012-01-17 Jakub Jelinek <jakub@redhat.com>
10835 PR tree-optimization/51877
10836 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
10837 call arguments and fndecls compare equal, instead return false if they
10838 don't. Return true only if lhs1 and lhs2 are either both NULL, or
10839 both SSA_NAMEs that are valueized the same, or they satisfy
10842 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10844 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
10846 * configure: Regenerate.
10848 2012-01-16 Jan Hubicka <jh@suse.cz>
10852 * convert.c (convert_to_integer): Use fold_convert for
10853 converting an INTEGER_CST to integer type.
10855 2012-01-16 Jason Merrill <jason@redhat.com>
10858 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
10860 2012-01-16 Jakub Jelinek <jakub@redhat.com>
10863 * config/s390/s390.c (s390_chunkify_start): Don't skip
10864 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
10865 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
10866 If insn is followed by NOTE_INSN_VAR_LOCATION or
10867 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
10868 Don't use location of note insns.
10870 PR tree-optimization/51865
10871 * tree-inline.c (tree_function_versioning): Call remap_decl
10872 on DECL_RESULT whenever it has VOID_TYPE_P type.
10874 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
10876 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
10877 for calls to locally-binding MIPS16 functions if only the return
10878 type uses float regs.
10880 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
10881 Richard Sandiford <rdsandiford@googlemail.com>
10883 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
10884 (SYMBOL_32_HIGH): Likewise.
10885 (mips_output_tls_reloc_directive): Declare.
10886 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
10887 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
10888 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
10889 (mips_lo_relocs, mips_hi_relocs): Make extern.
10890 (mips16_stub_function): Move up file.
10891 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
10892 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
10893 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
10894 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
10895 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
10896 (mips_get_tp): Add MIPS16 support.
10897 (mips_legitimize_tls_address): Remove MIPS16 sorry().
10898 Generalize DTPREL and TPREL handling.
10899 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
10900 Add MIPS16 TLS support.
10901 (mips_output_tls_reloc_directive): New function.
10902 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
10903 * config/mips/predicates.md (symbolic_operand_with_high)
10904 (tls_reloc_operand): New predicates.
10905 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
10906 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
10907 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
10908 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
10909 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
10910 (*tls_get_tp_mips16_call_<mode>): Likewise.
10912 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
10914 PR rtl-optimization/51821
10915 * recog.c (peep2_find_free_register): Determine clobbered registers
10918 2012-01-14 Denis Chertykov <chertykov@gmail.com>
10921 * config/avr/avr-protos.h: Revert change of 2012-01-09.
10922 * config/avr/avr.c: Likewise.
10923 * config/avr/avr.h: Likewise.
10925 2012-01-13 Ian Lance Taylor <iant@google.com>
10928 * tree.h (TYPE_QUALS): Add cast to int.
10929 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
10931 2012-01-13 Ian Lance Taylor <iant@google.com>
10933 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
10934 comparing param_index to VEC_length result.
10936 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
10938 * c-decl.c: Do not include tree-mudflap.h
10939 * tree-optimize.c: Likewise.
10940 * Makefile.in: Update dependencies.
10942 2012-01-13 Richard Guenther <rguenther@suse.de>
10945 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
10946 variable-sized result always use RSO.
10948 2012-01-12 DJ Delorie <dj@redhat.com>
10950 * cfgexpand.c (convert_debug_memory_address): Allow any valid
10951 pointer type, not just the default pointer type.
10953 2012-01-09 Richard Henderson <rth@redhat.com>
10954 Denis Chertykov <chertykov@gmail.com>
10957 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
10958 * config/avr/avr.c (avr_can_eliminate): Simplify.
10959 (avr_initial_elimination_offset): Likewise.
10960 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
10961 (expand_epilogue): Likewise.
10962 (avr_legitimize_address): Gut.
10963 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
10964 (avr_hard_regno_nregs): New.
10965 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
10966 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
10967 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
10968 add soft frame pointer.
10969 (CALL_USED_REGISTERS): Likewise.
10970 (REG_CLASS_CONTENTS): Likewise.
10971 (REGISTER_NAMES): Likewise.
10972 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
10973 (HARD_FRAME_POINTER_REGNUM): New.
10974 (FRAME_POINTER_REGNUM): Use soft frame pointer.
10975 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
10976 remove the HARD_FRAME_POINTER self-elimination.
10978 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
10981 * config/avr/avr.c (avr_encode_section_info): Test for absence of
10982 DECL_EXTERNAL when checking for initializers of progmem variables.
10984 2012-01-12 Ira Rosen <irar@il.ibm.com>
10986 PR tree-optimization/51799
10987 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
10988 that the last operation is a type demotion.
10990 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
10992 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
10993 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
10995 2012-01-11 Jakub Jelinek <jakub@redhat.com>
10998 * combine.c (distribute_notes): If i3 is a noreturn call,
10999 allow old_size to be equal to args_size and make sure the
11000 noreturn call gets REG_ARGS_SIZE note.
11001 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
11002 on noreturn calls even when the delta is 0.
11004 2012-01-11 Nathan Sidwell <nathan@acm.org>
11006 * gcov.c (STRING_SIZE): Remove.
11007 (generate_results): Erase annotations for source files with no
11008 coverage information.
11010 (output_lines): Use it.
11012 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
11014 * gimple.h (gimplify_body): Remove first argument.
11015 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
11016 pointer set here, instead just pass DATA to walk_tree.
11017 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
11018 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
11019 (unvisit_body): Likewise, but with unmark_visited.
11020 (gimplify_body): Remove BODY_P argument and adjust.
11021 (gimplify_function_tree): Adjust call to gimplify_body.
11022 * omp-low.c (finalize_task_copyfn): Likewise.
11024 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
11026 * tree.h (build_function_decl_skip_args): Add boolean parameter.
11027 (build_function_type_skip_args): Delete.
11028 * tree.c (build_function_type_skip_args): Make static and add
11029 SKIP_RETURN parameter. Fix thinko in the handling of variants.
11030 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
11031 pass it to build_function_type_skip_args.
11032 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
11033 (tree_function_versioning): Likewise.
11034 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
11035 build_function_decl_skip_args.
11036 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
11037 and pass it to build_function_decl_skip_args/tree_function_versioning.
11038 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
11039 * ipa-inline-transform.c (save_inline_function_body): Likewise.
11040 * trans-mem.c (ipa_tm_create_version): Likewise.
11041 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
11042 * tree-inline.c (declare_return_variable): Remove always-true test.
11043 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
11044 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
11045 * ipa-split.c (split_function): Skip the return value for the split
11046 part if it doesn't return.
11048 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11050 PR tree-optimization/49642
11051 * ipa-split.c (forbidden_dominators): New variable.
11052 (check_forbidden_calls): New function.
11053 (dominated_by_forbidden): Likewise.
11054 (consider_split): Check for forbidden dominators.
11055 (execute_split_functions): Initialize and free forbidden
11056 dominators info; call check_forbidden_calls.
11058 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11060 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
11062 2012-01-11 Nick Clifton <nickc@redhat.com>
11064 * config/rx/rx.md (return): Define pattern.
11066 2012-01-11 Richard Guenther <rguenther@suse.de>
11068 * doc/extend.texi (malloc attribute): Adjust according to
11071 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
11072 Patrick Marlier <patrick.marlier@gmail.com>
11074 PR middle-end/51516
11075 * trans-mem.c (get_cg_data): Traverse aliases if requested.
11076 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
11077 (ipa_tm_note_irrevocable): Same.
11078 (ipa_tm_scan_irr_block): Same.
11079 (ipa_tm_decrement_clone_counts): Same.
11080 (ipa_tm_scan_irr_function): Same.
11081 (ipa_tm_create_version_alias): Same.
11082 (ipa_tm_create_version): Same.
11083 (ipa_tm_transform_calls_redirect): Same.
11084 (ipa_tm_transform_calls): Same.
11085 (ipa_tm_transform_transaction): Same.
11086 (ipa_tm_execute): Same.
11088 2012-01-10 Richard Guenther <rguenther@suse.de>
11090 PR middle-end/51806
11091 * opts.c (common_handle_option): Handle -Werror.
11093 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
11095 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
11098 2012-01-10 Jason Merrill <jason@redhat.com>
11100 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
11103 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11105 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
11106 supports R_386_TLS_GD_PLT reloc.
11107 (gcc_cv_as_ix86_tlsldmplt): Check if linker
11108 supports R_386_TLS_LDM_PLT reloc.
11109 * configure: Regenerate.
11110 * config.in: Regenerate.
11112 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
11115 Extend __pgmx semantics to linearize memory.
11116 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
11117 determine if code comes inline or from libgcc.
11118 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
11119 (movmem_qi, movmem_qi): Set constraint #2 to "n".
11120 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
11121 (movmemx_qi, movmemx_hi): New insns.
11122 (xload_<mode>_libgcc): Rewrite to new insn condition.
11123 (xload_<mode>): Remove insns.
11124 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
11125 cases that don't satisfy avr_xload_libgcc_p().
11126 (avr_addr_space_convert): Allow converting in any direction.
11127 (avr_addr_space_subset_p): Return always true.
11128 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
11129 (avr_emit_movmemhi): Ditto.
11130 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
11131 (avr_out_movmem): Ditto.
11132 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
11133 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
11134 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
11135 (avr_encode_section_info): Encode 'progmem' in symbol flags.
11136 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
11138 2012-01-10 Richard Guenther <rguenther@suse.de>
11140 PR tree-optimization/50913
11141 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
11142 Require data-refs to be representable by Graphite with respect
11145 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
11147 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
11148 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
11150 2012-01-10 Tom de Vries <tom@codesourcery.com>
11152 PR rtl-optimization/51271
11153 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
11154 handling annulled branch.
11156 2012-01-10 Richard Henderson <rth@redhat.com>
11158 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
11159 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
11160 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
11161 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
11162 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
11163 arm_expand_vec_perm_const): New.
11164 * config/arm/arm-protos.h: Update.
11165 * config/arm/neon.md (UNSPEC_VCONCAT): New.
11166 (*neon_vswp<VDQX>): New.
11167 (neon_vcombine<VDX>): Use neon_split_vcombine.
11168 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
11169 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
11170 (vec_perm<VE>): New.
11172 2012-01-10 Richard Henderson <rth@redhat.com>
11174 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
11175 use it if reload_completed.
11176 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
11177 arm_output_asm_insn, arm_process_output_memory_barrier,
11178 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
11179 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
11180 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
11181 arm_process_output_sync_insn, arm_output_sync_insn,
11182 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
11183 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
11184 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
11185 (emit_unlikely_jump): New.
11186 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
11187 (arm_split_atomic_op): New.
11188 * config/arm/arm-protos.h: Update.
11189 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
11190 (struct arm_sync_generator): Remove.
11191 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
11192 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
11193 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
11194 (VUNSPEC_LL, VUNSPEC_SC): New.
11195 (sync_result, sync_memory, sync_required_value, sync_new_value,
11196 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
11197 (attr length): Don't use arm_sync_loop_insns.
11198 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
11199 (movsfcc, movdfcc): Likewise.
11200 * config/arm/constraints.md (Ua): New.
11201 * config/arm/prediates.md (mem_noofs_operand): New.
11202 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
11203 (sync_clobber, sync_t2_reqd): Remove.
11204 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
11205 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
11206 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
11207 (arm_sync_compare_and_swap<SIDI>): Remove.
11208 (arm_sync_compare_and_swap<NARROW>): Remove.
11209 (arm_sync_lock_test_and_set<SIDI>): Remove.
11210 (arm_sync_lock_test_and_set<NARROW>): Remove.
11211 (arm_sync_new_<syncop><SIDI>): Remove.
11212 (arm_sync_new_<syncop><NARROW>): Remove.
11213 (arm_sync_new_nand<SIDI>): Remove.
11214 (arm_sync_new_nand<NARROW>): Remove.
11215 (arm_sync_old_<syncop><SIDI>): Remove.
11216 (arm_sync_old_<syncop><NARROW>): Remove.
11217 (arm_sync_old_nand<SIDI>): Remove.
11218 (arm_sync_old_nand<NARROW>): Remove.
11219 (*memory_barrier): Merge arm_output_memory_barrier.
11220 (atomic_compare_and_swap<QHSD>): New.
11221 (atomic_compare_and_swap<NARROW>_1): New.
11222 (atomic_compare_and_swap<SIDI>_1): New.
11223 (atomic_exchange<QHSD>): New.
11224 (cas_cmp_operand, cas_cmp_str): New.
11225 (atomic_op_operand, atomic_op_str): New.
11226 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
11227 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
11228 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
11229 (arm_load_exclusive<NARROW>): New.
11230 (arm_load_exclusivesi, arm_load_exclusivedi): New.
11231 (arm_store_exclusive<QHSD>): New.
11233 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
11235 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
11236 reload patterns if -mvsx-scalar-memory.
11238 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
11239 generated, even -mno-vsx-scalar-double was used.
11240 (vsx_xscvdpsp_scalar): Likewise.
11241 (vsx_xscvspdp_scalar2): Likewise.
11243 2012-01-09 Tom de Vries <tom@codesourcery.com>
11244 Andrew Pinski <apinski@cavium.com>
11247 * reorg.c (fill_slots_from_thread): Don't speculate
11248 frame-related insns.
11250 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
11252 * sched-int.h (bb_note): Move to...
11253 * basic-block.h: ...here.
11254 * haifa-sched.c (bb_note): Move to...
11255 * cfgrtl.c: ...here.
11256 * function.c (next_block_for_reg): New function.
11257 (move_insn_for_shrink_wrap): Likewise.
11258 (prepare_shrink_wrap): Rewrite to use the above.
11260 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
11262 * gimple.c (is_gimple_non_addressable): Remove.
11263 * gimple.h: Remove is_gimple_non_addressable.
11264 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
11265 is_gimple_non_addressable.
11266 * trans-mem.c (expand_assign_tm): Same.
11268 2012-01-09 Richard Guenther <rguenther@suse.de>
11270 PR tree-optimization/51775
11271 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
11272 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
11274 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11276 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
11278 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
11280 2012-01-09 Richard Guenther <rguenther@suse.de>
11282 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
11284 2012-01-08 Jan Hubicka <jh@suse.cz>
11286 PR tree-optimize/51680
11287 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
11288 on when known_vals needs to be computed; cleanup.
11290 2012-01-08 Jan Hubicka <jh@suse.cz>
11292 PR tree-optimize/51694
11293 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
11295 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
11297 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
11298 for -std=c++98 and -std=c++11 too.
11300 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
11302 * cfgloop.c (cancel_loop): Add free() of bbs array.
11304 2012-01-07 Jan Hubicka <jh@suse.cz>
11306 PR tree-optimization/51600
11307 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
11308 that benefits small functions.
11310 2012-01-07 Jan Hubicka <jh@suse.cz>
11312 * ipa-inline.c (want_inline_small_function_p): Fix formating.
11314 2012-01-07 Jan Hubicka <jh@suse.cz>
11316 PR tree-optimization/51680
11317 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
11318 whose inlining reduce unit size.
11320 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
11323 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
11324 Add canonical node to containing_mem chain after the non-canonical
11325 one, even if there weren't any locs to propagate.
11326 (remove_useless_values): Keep only canonical values.
11327 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
11328 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
11329 canonicalize mem_chain elements that are not discarded.
11331 2012-01-06 Jakub Jelinek <jakub@redhat.com>
11334 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
11335 before emitting functions.
11337 PR gcov-profile/50127
11338 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
11339 clear_aux_for_blocks.
11341 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
11344 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
11346 2012-01-06 Arnaud Charlet <charlet@adacore.com>
11348 * c-decl.c (ext_block): Moved up.
11349 (collect_all_refs, for_each_global_decl): Take ext_block into account.
11351 2012-01-06 Han Shen <shenhan@google.com>
11353 Translate built-in include paths for sysroot.
11354 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
11355 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
11357 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
11358 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
11360 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
11361 control whether sysroot should be prepended to gxx include dir.
11363 * configure: Regenerate.
11365 2012-01-06 Torvald Riegel <triegel@redhat.com>
11367 PR rtl-optimization/51771
11368 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
11369 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
11371 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
11373 PR tree-optimization/51315
11374 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
11375 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
11377 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
11380 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
11381 for shrp pattern. Correctly handle and fixup shift variable.
11382 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
11384 2012-01-05 Jakub Jelinek <jakub@redhat.com>
11387 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
11388 note when !ACCUMULATE_OUTGOING_ARGS.
11390 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
11392 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
11394 (extract_range_from_unary_expr_1): Avoid useless computations.
11396 2012-01-05 Jakub Jelinek <jakub@redhat.com>
11398 PR rtl-optimization/51767
11399 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
11400 of jump_block and add an extra edge for degenerated asm gotos.
11402 PR middle-end/51768
11403 * stmt.c (check_unique_operand_names): Don't ICE during error
11404 reporting if i is from labels chain.
11406 PR middle-end/44777
11407 * profile.c (branch_prob): Split bbs that have exit edge
11408 and need a fake entry edge too.
11410 2012-01-05 Jan Hubicka <jh@suse.cz>
11412 PR middle-end/49710
11413 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
11416 2012-01-05 Richard Guenther <rguenther@suse.de>
11419 * tree-streamer-out.c (write_ts_optimization): New function.
11420 (streamer_write_tree_body): Call it.
11421 * tree-streamer-in.c (lto_input_ts_optimization): New function.
11422 (streamer_read_tree_body): Call it.
11423 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
11425 2012-01-05 Jakub Jelinek <jakub@redhat.com>
11427 PR middle-end/51761
11428 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
11429 * gimplify.c (gimplify_cleanup_point_expr): Save and set
11430 in_cleanup_point_expr before gimplify_stmt call and restore it
11432 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
11433 in_cleanup_point_expr is false.
11435 2012-01-05 Richard Guenther <rguenther@suse.de>
11437 PR middle-end/51764
11438 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
11440 * toplev.c (process_options): Reject combining mudflap and LTO.
11441 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
11443 2012-01-05 Richard Guenther <rguenther@suse.de>
11445 PR tree-optimization/51760
11446 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
11448 (bit_value_unop): Handle UNDEFINED operands.
11449 (bit_value_binop): Likewise.
11451 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
11453 * config/avr/avr.c (avr_replace_prefix): Remove.
11454 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
11455 (avr_asm_function_rodata_section): Ditto.
11456 (avr_asm_select_section): Ditto.
11458 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
11460 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
11463 2012-01-05 Jakub Jelinek <jakub@redhat.com>
11466 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
11467 calls that have any non-fake successor edges.
11470 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
11472 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
11474 PR tree-optimization/51624
11475 * tree-sra.c (build_ref_for_model): When replicating a chain of
11476 COMPONENT_REFs, stop as soon as the offset would become negative.
11478 2012-01-04 Jakub Jelinek <jakub@redhat.com>
11481 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
11482 in .debug_loc on the floor.
11484 2012-01-04 Andrew Pinski <apinski@cavium.com>
11486 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
11488 2012-01-04 Andrew Pinski <apinski@cavium.com>
11489 Adam Nemet <anemet@caviumnetworks.com>
11491 * config/mips/mips.md (size): Add SI and DI.
11492 (SIZE): New mode attribute.
11493 (U): New code attribute.
11494 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
11495 (mips_lbux_<mode>): Delete.
11496 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
11497 (mips_lhx): Use gen_mips_lhx_extsi.
11498 (mips_lhx_<mode>): Delete.
11499 (mips_lwx): Delete.
11500 (mips_l<size>x): New expand.
11501 (mips_lwx_<mode>): Delete.
11502 (mips_l<GPR:size>x_<P:mode>): New pattern.
11503 (*mips_lw<u>x_<P:mode>_ext): Likewise.
11504 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
11505 * config/mips/mips.c (mips_lx_address_p): New function.
11506 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
11507 (dsp64): New availability predicate.
11508 (mips_builtins): Add an entry for __builtin_mips_ldx.
11509 * config/mips/mips.h (ISA_HAS_LBX): New define.
11510 (ISA_HAS_LBUX): Likewise.
11511 (ISA_HAS_LHX): Likewise.
11512 (ISA_HAS_LHUX): Likewise.
11513 (ISA_HAS_LWX): Likewise.
11514 (ISA_HAS_LWUX): Likewise.
11515 (ISA_HAS_LDX): Likewise.
11516 * doc/extend.texi (__builtin_mips_ldx): Document.
11518 2012-01-04 Tristan Gingold <gingold@adacore.com>
11520 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
11521 when long pointers are used.
11522 * config.build (*-*-*vms*): Handle all OpenVMS targets.
11523 (alpha64-dec-*vms*, alpha*-dec-*vms*)
11524 (ia64-hp-*vms*): Remove.
11525 * config/vms/xm-vms64.h: Delete.
11527 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
11529 PR middle-end/51472
11530 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
11532 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
11534 * opts.c (finish_options): Remove duplicate sorry.
11536 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
11538 PR middle-end/51696
11539 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
11542 2012-01-04 Richard Guenther <rguenther@suse.de>
11544 PR middle-end/51750
11545 * tree.c (size_low_cst): New function.
11546 * tree.h (size_low_cst): Declare.
11547 * fold-const.c (fold_comparison): Use it to extract the low
11548 part of the POINTER_PLUS_EXPR offset.
11550 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
11552 Fix clearing ZERO_REG
11553 * config/avr/avr.md (cc): Add alternative "ldi".
11554 (movqi_insn): Use it in cc attribute.
11555 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
11556 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
11557 (output_reload_insisf): Use ZERO_REG to pre-clear register.
11559 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11561 * configure: Regenerate.
11563 2012-01-04 Richard Guenther <rguenther@suse.de>
11565 PR tree-optimization/49651
11566 * tree-ssa-structalias.c (type_can_have_subvars): New function.
11567 (var_can_have_subvars): Use it.
11568 (get_constraint_for_1): Only consider subfields if there can be any.
11570 2012-01-03 Jakub Jelinek <jakub@redhat.com>
11573 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
11574 to its new canonical_cselib_val and the cselib_val was in
11575 first_containing_mem chain, but the canonical_cselib_val was not,
11576 add the latter into the chain.
11577 (cselib_invalidate_mem): Compare canonical_cselib_val of
11578 addr_list chain elt with v.
11581 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
11582 dwarf2out_undef): Allocate e.info using ggc_strdup instead
11584 (output_macinfo_op): Don't ggc_strdup fd->filename.
11585 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
11586 then ggc_strdup it. Don't free inc->info or cur->info.
11587 (output_macinfo): Don't free ref->info or file->info.
11589 2012-01-03 Ira Rosen <irar@il.ibm.com>
11591 PR tree-optimization/51269
11592 * tree-vect-loop-manip.c (set_prologue_iterations): Make
11593 first_niters a pointer.
11594 (slpeel_tree_peel_loop_to_edge): Likewise.
11595 (vect_do_peeling_for_loop_bound): Update call to
11596 slpeel_tree_peel_loop_to_edge.
11597 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
11598 here. Remove it from the parameters list.
11599 (vect_do_peeling_for_alignment): Update calls and compute
11600 wide_prolog_niters.
11602 2012-01-03 Richard Guenther <rguenther@suse.de>
11604 PR tree-optimization/51070
11605 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
11606 Properly handle calls.
11608 2012-01-03 Richard Guenther <rguenther@suse.de>
11610 PR tree-optimization/51692
11611 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
11612 the LHS of allocation stmts.
11614 2012-01-03 Olivier Hainque <hainque@adacore.com>
11616 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
11618 2012-01-03 Olivier Hainque <hainque@adacore.com>
11620 * collect2.c (main): In AIX specific computations for vector
11621 insertions, use CONST_CAST2 to cast from char ** to const char **.
11623 2012-01-03 Richard Guenther <rguenther@suse.de>
11626 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
11627 the context of a limbo DIE when it does not already exist.
11629 2012-01-03 Jakub Jelinek <jakub@redhat.com>
11631 PR tree-optimization/51719
11632 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
11633 but direct call is, clear direct call's lhs and don't add fallthrough
11634 edge from dcall_bb to join_bb and PHIs.
11636 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11638 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
11639 the instructions emitted by the pattern.
11640 ("*TDC_insn_<mode>"): Add comment.
11642 2012-01-03 Richard Guenther <rguenther@suse.de>
11644 PR middle-end/51730
11645 * fold-const.c (fold_comparison): Properly canonicalize
11646 tree offset and HOST_WIDE_INT bit position.
11648 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
11650 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
11651 operands for extzv pattern.
11653 2012-01-02 Jakub Jelinek <jakub@redhat.com>
11656 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
11659 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
11661 * doc/invoke.texi (-flto and related options): Copy-edit.
11663 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
11665 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
11667 2012-01-02 Jakub Jelinek <jakub@redhat.com>
11669 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
11672 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
11674 * expr.h (move_by_pieces_ninsns): Declare.
11675 * expr.c (move_by_pieces_ninsns): Make external.
11676 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
11677 (mips_store_by_pieces_p): Likewise.
11678 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
11679 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
11680 * config/mips/mips.c (mips_move_by_pieces_p): New function.
11681 (mips_store_by_pieces_p): Likewise.
11683 2012-01-02 Jakub Jelinek <jakub@redhat.com>
11685 * passes.c (register_one_dump_file): Free full_name.
11687 * reload1.c (reload): Don't allocate reg_max_ref_width here.
11688 (calculate_elim_costs_all_insns): Free offsets_at and
11689 offsets_known_at at the end and clear the pointers.
11691 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
11693 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
11694 this option introduced in r180739.
11696 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
11699 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
11700 (tmake_file target=avr): Add avr/t-multilib.
11702 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
11703 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
11704 * config/avr/genmultilib.awk: New file.
11705 * config/avr/t-multilib: New auto-generated file.
11706 * config/avr/multilib.h: New auto-generated file.
11707 * config/avr/t-avr (AVR_MCUS): New variable.
11708 (genopt.sh): Use it.
11709 (s-mlib): Depend on t-multilib.
11710 (t-multilib, multilib.h): New dependencies.
11711 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
11712 (MULTILIB_OPTIONS): Remove.
11713 (MULTILIB_MATCHES): Remove.
11714 (MULTILIB_DIRNAMES): Remove.
11715 (MULTILIB_EXCEPTIONS): Remove:
11716 * config/avr/genopt.sh: Don't use hard coded file name;
11717 pass AVR_MCUS from t-avr instead.
11719 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
11721 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
11723 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
11725 Implement light-weight DImode support.
11726 * config/avr/avr-dimode.md: New file.
11727 * config/avr/avr.md: Include it.
11728 (adjust_len): Add plus64, compare64.
11729 (HIDI): Remove code iterator.
11730 (code_stdname): New code attribute.
11731 (rotx, rotsmode): Remove DI.
11732 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
11734 * config/avr/avr-protos.h (avr_have_dimode): New.
11735 (avr_out_plus64, avr_out_compare64): New.
11736 * config/avr/avr.c (avr_out_compare): Handle DImode.
11737 (avr_have_dimode): New variable definition and initialization.
11738 (avr_out_compare64, avr_out_plus64): New functions.
11739 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
11740 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
11741 (avr_compare_pattern): Skip DImode comparisons.
11743 2012-01-02 Revital Eres <revital.eres@linaro.org>
11745 * ddg.c (def_has_ccmode_p): New function.
11746 (add_cross_iteration_register_deps,
11747 create_ddg_dep_from_intra_loop_link): Call it.
11749 2012-01-02 Richard Guenther <rguenther@suse.de>
11752 * invoke.texi (fassociative-math): Remove spurious paranthesis.
11754 2012-01-01 Jakub Jelinek <jakub@redhat.com>
11756 * gcc.c (process_command): Update copyright notice dates.
11757 * gcov.c (print_version): Likewise.
11758 * gcov-dump.c (print_version): Likewise.
11759 * mips-tfile.c (main): Likewise.
11760 * mips-tdump.c (main): Likewise.
11762 2012-01-01 Ira Rosen <irar@il.ibm.com>
11764 PR tree-optimization/51704
11765 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
11766 a use is inside the basic block or loop before accessing its vect info.
11768 2012-01-01 Jan Hubicka <jhjh@suse.cz>
11770 PR rtl-optimization/51069
11771 * cfgloopmanip.c (remove_path): Removing path making irreducible
11772 region unconditional makes BB part of the region.
11774 2012-01-01 Jakub Jelinek <jakub@redhat.com>
11776 PR tree-optimization/51683
11777 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
11778 calls with side-effects.
11779 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
11781 Copyright (C) 2012 Free Software Foundation, Inc.
11783 Copying and distribution of this file, with or without modification,
11784 are permitted in any medium without royalty provided the copyright
11785 notice and this notice are preserved.