1 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
4 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
5 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
7 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
10 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
11 (ix86_expand_vec_perm): Use int mode instead of float.
12 (expand_vec_perm_pshufb): Remove handling of useseless type
15 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
18 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
19 gnu_ld variables to yes.
20 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
21 (HAVE_GNU_AS): Likewise.
22 * config.in: Regenerate.
23 * configure: Likewise.
25 2012-05-25 Tristan Gingold <gingold@adacore.com>
27 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
28 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
29 and preferred_alignment.
31 2012-05-25 Tristan Gingold <gingold@adacore.com>
33 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
35 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
37 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
38 volatile bitfields case.
40 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
42 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
43 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
44 (adjacent_mem_locations): Move some code to and call...
45 (get_memref_parts): ...new function.
46 (mem_locations_overlap): New function.
47 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
48 (is_mem_ref): Rename to...
49 (find_mem_ref): ...this. Return MEM rtx.
50 (get_store_dest): Remove function.
51 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
52 new parameter and adjust calls.
53 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
54 mem refs overlap for true_store_to_load_dep_costly.
55 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
56 passed to adjacent_mem_locations.
57 (is_costly_group): Walk resolved dependency list.
58 (force_new_group): Emit group ending nop for Power6/Power7.
59 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
60 (group_ending_nop): New define_insn.
62 2012-05-24 Dodji Seketeli <dodji@redhat.com>
64 Make unwound macro expansion trace less redundant
65 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
66 context of macro definition in the trace, when it's redundant.
69 2012-05-24 Richard Guenther <rguenther@suse.de>
72 * tree-profile.c (tree_profiling): Cleanup the CFG if
73 execute_fixup_cfg requests it.
75 2012-05-24 Richard Guenther <rguenther@suse.de>
77 * tree-flow.h (create_var_ann): Remove.
78 * tree-dfa.c (create_var_ann): Remove and inline into its
80 (add_referenced_var_1): ... here.
81 * varpool.c (add_new_static_var): Do not call add_referenced_var
83 * gimple-fold.c (canonicalize_constructor_val): Likewise.
84 * tree-switch-conversion.c (build_one_array): Likewise.
85 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
86 * tree-flow-inline.h (gimple_referenced_vars): Guard against
88 * tree-inline.c (remap_gimple_op_r): Likewise. Check
89 gimple_referenced_vars instead of gimple_in_ssa_p.
90 (copy_tree_body_r): Likewise.
91 (setup_one_parameter): Likewise.
92 (declare_return_variable): Likewise.
93 (tree_function_versioning): Likewise.
95 2012-05-24 Jakub Jelinek <jakub@redhat.com>
97 PR tree-optimization/53465
98 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
99 vr0 into *vr, then vrp_meet that.
100 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
101 have any equivalences.
102 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
105 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
107 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
109 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
110 check end_regno - 1 is a hard register.
112 2012-05-24 Richard Guenther <rguenther@suse.de>
114 * varpool.c (add_new_static_var): Remove call to create_var_ann.
115 * tree-ssa-operands.c (create_vop_var): Likewise.
117 2012-05-24 Richard Guenther <rguenther@suse.de>
120 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
122 (remove_unused_locals): Pass global_unused_vars to
123 remove_unused_scope_block_p. Restore code walking all
124 referenced vars and pruning them.
126 2012-05-23 Jan Hubicka <jh@suse.cz>
128 * tree.h (alias_diag_flags): Remove.
129 (alias_pair): Remove emitted_diags.
130 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
131 symbol_alias_set_t, symbol_alias_set_destroy,
132 symbol_alias_set_contains, propagate_aliases_backward): Remove.
133 * toplev.c (compile_file): Do not call finish_aliases_2
134 * cgraphunit.c (cgraph_process_new_functions): Do not call
136 (handle_alias_pairs): Output diagnostics about aliases to externals.
137 (assemble_thunks_and_aliases): Use do_assemble_alias.
138 (output_weakrefs): Likewise.
139 (finalize_compilation_unit): Do not call finish_aliases_1.
140 * ipa.c (symtab_remove_unreachable_nodes): De not call
141 remove_unreachable_alias_pairs.
142 * varasm.c (do_assemble_alias): Export.
143 (symbol_alias_set_create, symbol_alias_set_destroy,
144 symbol_alias_set_contains, symbol_alias_set_insert,
145 propagate_aliases_forward, propagate_aliases_backward,
146 propagate_aliases_backward, trivially_visible_alias,
147 trivially_defined_alias, remove_unreachable_alias_pairs,
148 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
149 * output.h (do_assemble_alias): Declare.
150 * varpool.c (varpool_remove_unreferenced_decls): Do not call
153 2012-05-23 Martin Jambor <mjambor@suse.cz>
155 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
157 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
159 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
161 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
162 (iterative_hash_gimple_type): Adjust comment.
163 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
164 domain for an array type instead of the domain type itself.
166 2012-05-23 Richard Guenther <rguenther@suse.de>
168 PR tree-optimization/53438
169 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
171 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
174 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
175 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
178 2012-05-23 Richard Guenther <rguenther@suse.de>
180 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
181 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
182 via the global_unused_vars bitmap.
183 (remove_unused_locals): Handle global vars in local-decls via
184 a global_unused_vars bitmap instead of the used flag in the
185 var annotation. Simplify global variable handling and removal.
187 2012-05-22 Jan Hubicka <jh@suse.cz>
190 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
191 from other partitions.
193 2012-05-22 Jan Hubicka <jh@suse.cz>
196 * symtab.c (symtab_register_node): Fix ordering issue.
198 2012-05-22 Steven Drake <sbd@NetBSD.org>
200 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
202 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
204 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
205 Use strip_name_encoding target hook.
207 2012-05-22 Richard Guenther <rguenther@suse.de>
209 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
210 (init_function_for_compilation): Remove.
211 * tree-dfa.c (find_vars_r): Take struct function argument.
212 (find_referenced_vars_in): Adjust.
213 * tree-ssa-operands.c (clobber_stats): Remove.
214 (create_vop_var): Take struct function argument. Mark
215 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
216 (init_ssa_operands): Take struct function argument.
217 (fini_ssa_operands): Do not dump dead stats.
218 * tree-ssa-operands.h (init_ssa_operands): Take struct function
220 * cgraphunit.c (init_lowered_empty_function): Adjust.
221 * lto-streamer-in.c (input_cfg): Likewise.
222 * tree-inline.c (initialize_cfun): Likewise.
223 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
224 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
225 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
226 virtual operands are not registers.
228 2012-05-22 Richard Guenther <rguenther@suse.de>
230 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
232 2012-05-22 Richard Guenther <rguenther@suse.de>
235 * tree-inline.c (setup_one_parameter): Create a dummy init
236 statement for unused parameters when not optimizing.
238 2012-05-22 Richard Guenther <rguenther@suse.de>
240 * tree-flow.h (add_referenced_var_1): Declare.
241 (add_referenced_var): Define.
242 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
243 (add_referenced_var): Rename to ...
244 (add_referenced_var_1): ... this. Take struct function argument.
246 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
249 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
250 * config/arm/arm.c (arm_validize_comparison): Define.
251 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
252 arm_validize_comparison.
253 ("cbranchdi4"): Likewise.
254 ("cstoredi4"): Likewise.
255 ("movsicc"): Likewise.
256 ("movsfcc"): Likewise.
257 ("movdfcc"): Likewise.
259 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
261 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
262 the mw_reg_pool size.
264 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
266 PR tree-optimization/53336
267 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
268 non-integer integral types to offset type and vice versa.
270 2012-05-22 Alan Modra <amodra@gmail.com>
272 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
273 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
274 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
275 V_SAVE_INLINE): Delete.
276 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
277 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
278 For ELF targets, use out-of-line restores for -Os and any number
279 of regs if the restore exits, and out-of-line gp save for two or
280 more regs. Use save_reg_p to test for holes in reg restore set.
281 Replace "#if" with "if".
283 2012-05-22 Alan Modra <amodra@gmail.com>
285 * config/rs6000/rs6000.c (save_reg_p): New function.
286 (first_reg_to_save, first_fp_reg_to_save): Use it here.
287 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
288 (emit_frame_save): Use gen_frame_store.
289 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
290 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
292 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
293 vrsave, toc, gp and fp restores.
295 2012-05-22 Alan Modra <amodra@gmail.com>
297 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
298 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
299 Move function pointer variables after forward declarations.
300 (rs6000_builtin_support_vector_misalignment): Make static.
301 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
302 (rs6000_function_value, rs6000_can_eliminate): Likewise.
304 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
306 PR rtl-optimization/53373
307 * caller-save.c (save_call_clobbered_regs): Look into a possible
308 PARALLEL manually rather than using single_set on a call insn.
310 2012-05-21 Jakub Jelinek <jakub@redhat.com>
312 PR tree-optimization/53436
313 * omp-low.c (omp_build_component_ref): New function.
314 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
316 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
318 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
320 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
321 Do not print '.' here. Output operand lossage error for unhandled
326 <case 'z'>: Hardcode "code" argument into error strings.
328 <case 'D'>: Merge AVX and non-AVX codes.
329 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
330 Update call to put_condition_code.
332 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
334 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
336 (clzsi2): New expander.
337 (*clzsi2_68k): New insn.
338 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
340 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
342 * gimple.h (gimple_set_in_transaction): Remove.
343 (gimple_in_transaction): Look in BB instead.
344 (gimple_statement_base): Remove in_transaction field.
345 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
346 * trans-mem.c (compute_transaction_bits): Place transaction bit
347 information into basic blocks.
349 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
351 * expr.c (get_def_for_expr_class): Define only if
352 HAVE_conditional_move.
353 (convert_tree_comp_to_rtx): Likewise.
355 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
358 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
360 (ffssi2_no_cmove): Ditto.
361 (*ffs<mode>_1): Remove insn pattern.
362 (*tzcnt<mode>_1): New insn pattern.
363 (*bsf<mode>1): Ditto.
365 2012-05-21 Richard Guenther <rguenther@suse.de>
367 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
368 more referenced vars.
369 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
370 flag on variables that have a var-annotation.
372 2012-05-21 Joseph Myers <joseph@codesourcery.com>
375 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
376 from folded operands before wrapping another around the
377 conditional expression.
379 2012-05-21 Jakub Jelinek <jakub@redhat.com>
381 PR tree-optimization/53366
382 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
383 tests if complex_numbers == 2, but there are non-complex number loads
386 PR tree-optimization/53409
387 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
388 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
390 PR tree-optimization/53410
391 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
392 instead of build_int_cst (type, 0) where vector types might be
393 involved. Instead of build_int_cst (type, 1) convert the original
394 integer_onep argument to the desired type.
396 2012-05-21 Michael Matz <matz@suse.de>
398 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
399 (simplify_test_exp): Handle one more case of distributive law,
400 decrease cost threshold.
401 (tests_attr_p, get_attr_order): New functions.
402 (optimize_attrs): Use topological order, inline only cheap values.
403 (write_attr_set): Reset our_known_true after some time.
405 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
408 * config/i386/i386.c (type_natural_mode): Warn passing SSE
409 vector argument without SSE enabled changes the ABI.
411 2012-05-21 Richard Guenther <rguenther@suse.de>
413 PR tree-optimization/53408
414 * tree-vect-loop.c (vectorizable_induction): Properly check
415 the restriction that we cannot handle induction results from
416 the inner loop outside of the outer loop.
418 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
421 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
422 (UNSPECV_RDRAND): This.
423 (rdrand<mode>_1): Updated.
425 2012-05-21 Richard Guenther <rguenther@suse.de>
427 * tree-loop-distribution.c (can_generate_builtin): Reject
430 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
432 * Makefile.in (options.c): Add options.h to included header
435 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
437 * tree-parloops.c : Add myself to contributors, update
438 TODO list, add link to wiki.
440 2012-05-21 Alan Modra <amodra@gmail.com>
442 * config/rs6000/predicates.md (input_operand): Don't match
443 constant pool addresses. Remove label_ref, high and plus from
444 match_code list. Remove redundant CONSTANT_P test.
445 (splat_input_operand): Similarly update match_code list.
446 (small_toc_ref): New predicate.
447 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
448 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
449 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
451 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
452 generated by create_TOC_reference.
453 (rs6000_legitimize_address): Update cerate_TOC_reference call.
454 (rs6000_delegitimize_address): Handle new rtl for toc refs.
455 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
456 (use_toc_relative_ref): New function, split out from..
457 (rs6000_emit_move): ..here. Remove redundant tests. Update
458 create_TOC_reference calls.
459 (rs6000_legitimize_reload_address): Formatting. Handle splitting
460 of medium/large model toc addresses. Use use_toc_relative_ref.
461 (print_operand): Formatting, style. Adjust for toc changes.
462 (print_operand_address): Likewise.
463 (rs6000_output_addr_const_extra): Likewise.
464 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
465 than a PLUS. Use this formulation for both high and low part
466 of -mcmodel=medium/large toc reference too. Before reload,
467 always use the small model formulation.
468 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
469 a PLUS in high part of addresses here.
470 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
471 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
472 (largetoc_high, largetoc_low): Move earlier. Cope when no
474 (largetoc_high_plus): New insn.
475 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
476 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
477 (tocref): ..instead do so here, new insn and split.
479 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
481 * config/i386/driver-i386.c (host_detect_local_cpu): Support
482 RDRND, F16C and FSGSBASE.
484 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
486 PR rtl-optimzation/53373
487 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
488 call pattern. Update split patterns.
489 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
490 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
492 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
494 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
497 2012-05-18 Jan Hubicka <jh@suse.cz>
499 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
500 (cgraph_process_new_functions): Process also aliases.
501 * lto-streamer-out.c (struct sets): Remove.
502 (trivally_defined_alias): Remove.
503 (output_alias_pair_p): Remove.
504 (output_unreferenced_globals): Remove.
505 (produce_symtab); Do not handle alias pairs.
506 (produce_asm_for_decls): Likewise.
507 * lto-streamer-in.c (input_alias_pairs): Remove.
508 (lto_read_body): Do not input alias pairs.
509 (lto_input_constructors_and_inits): Remove.
511 2012-05-18 Jan Hubicka <jh@suse.cz>
513 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
516 2012-05-18 Jan Hubicka <jh@suse.cz>
518 * cgraphbuild.c (record_reference): Update.
519 * lto-cgraph.c (lto_output_varpool_node): External vars
520 are not in other partition even if they are not output
521 in current partition.
522 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
524 (canonicalize_constructor_val): Take FROM_DECL argument.
525 (fold_ctor_reference, fold_string_cst_ctor_reference,
526 fold_array_ctor_reference, fold_nonarray_ctor_reference,
527 fold_ctor_reference): Likewise.
528 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
529 * gimple.h (gimple_fold_builtin): Likewise.
531 2012-05-18 Olivier Hainque <hainque@adacore.com>
533 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
534 $(libsubdir) as libexecsubdir.
536 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
538 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
539 relied on signed overflow behavior.
541 2012-05-18 Richard Guenther <rguenther@suse.de>
543 PR tree-optimization/53346
544 * tree-loop-distribution.c (ldist_gen): Make sure to apply
545 builtin transform even when only a single partition with
546 all reads/writes exists.
548 2012-05-18 Richard Guenther <rguenther@suse.de>
550 PR tree-optimization/53390
551 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
554 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
556 * tree-ssa-reassoc.c (bip_map): Remove decl.
557 (completely_remove_stmt): Remove function.
558 (remove_def_if_absorbed_call): Remove function.
559 (remove_visited_stmt_chain): Remove __builtin_powi handling.
560 (possibly_move_powi): Remove function.
561 (rewrite_expr_tree): Remove calls to possibly_move_powi.
562 (rewrite_expr_tree_parallel): Likewise.
563 (attempt_builtin_powi): Build multiplies explicitly rather than
564 relying on the ops vector and rank system.
565 (transform_stmt_to_copy): New function.
566 (transform_stmt_to_multiply): Likewise.
567 (reassociate_bb): Handle leftover operations after __builtin_powi
568 optimization; build a final multiply if necessary.
570 2012-05-18 Jan Hubicka <jh@suse.cz>
572 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
573 (mark_functions_to_output): Fix sanity check.
574 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
576 2012-05-18 Richard Guenther <rguenther@suse.de>
578 * tree-flow.h (mark_symbols_for_renaming): Remove.
579 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
580 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
581 (copy_debug_stmt): Likewise.
582 (expand_call_inline): Likewise.
583 (declare_return_variable): Mark the return variable for renaming
586 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
588 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
590 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
591 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
592 (ashrdi3,lshrdi3): Likewise.
593 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
595 2012-05-18 Meador Inge <meadori@codesourcery.com>
597 PR rtl-optimization/53352
598 * cse.c (equiv_constant): Ignore paradoxical subregs.
600 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
602 PR rtl-optimization/53125
603 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
604 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
605 die in the basic block. Correctly top off REG_FREQ and
606 REG_FREQ_CALLS_CROSSED.
608 (regstat_compute_ri): Allocate and free local_live_last_luid.
610 (regstat_bb_compute_calls_crossed): Correctly top off
611 REG_FREQ_CALLS_CROSSED.
613 2012-05-17 Jan Hubicka <jh@suse.cz>
615 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
616 constructor over decl without.
617 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
618 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
619 * cgraphunit.c (process_function_and_variable_attributes): Finalize
621 (mark_functions_to_output): Also accept bodies for functions with
623 (output_in_order): Skip external vars.
624 * lto-cgraph.c (lto_output_node): External functions are never in other
626 (lto_output_varpool_node): Likewise.
627 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
628 forgotten initializers.
629 * ipa.c (process_references): Handle external vars.
630 (symtab_remove_unreachable_nodes): Update to handle external vars.
631 (varpool_externally_visible_p): External vars are externally visible.
632 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
633 * varpool.c (varpool_remove_node): Remove constructor.
634 (decide_is_variable_needed): Handle externals.
635 (varpool_remove_unreferenced_decls): Likewise.
637 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
639 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
640 (enable_warning_as_error): Do not special case Wuninitialized.
641 * optc-gen.awk: Add sanity checks.
643 2012-05-17 Jan Hubicka <jh@suse.cz>
645 * ipa-reference.c (is_proper_for_analysis): Do not check flags
646 that might change as result of global optimization.
647 (analyze_function): Do not check analyzed and externally_visible
648 flags; be happy about address dereferences.
649 (propagate): Prune all_module_statics so it really contains just
650 statics; prune all the local summaries.
651 (ipa_reference_write_optimization_summary): Simplify.
653 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
655 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
656 * config/m68k/m68k-tables.opt: Regenerated.
657 * doc/invoke.texi (M680x0 Options): Document.
659 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
660 Patrick Marlier <patrick.marlier@gmail.com>
662 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
665 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
667 * configure: Regenerated.
669 2012-05-16 Andrew Pinski <apinski@cavium.com>
671 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
674 2012-05-16 David S. Miller <davem@davemloft.net>
676 * jump.c (delete_related_insns): If we remove a CALL, make sure
677 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
679 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
681 PR tree-optimization/53217
682 * tree-ssa-reassoc.c (bip_map): New static variable.
683 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
684 (attempt_builtin_powi): Save feeding multiplies on a stack.
685 (reassociate_bb): Create and destroy bip_map.
687 2012-05-16 Olivier Hainque <hainque@adacore.com>
689 * Makefile.in (install-no-fixedincludes): New target, former toplevel
690 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
691 Add comments and improve stamp preservation across the whole sequence.
692 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
694 2012-05-16 Richard Guenther <rguenther@suse.de>
696 * tree-inline.c (insert_init_stmt): Do not call
697 mark_symbols_for_renaming.
698 (setup_one_parameter): Avoid initializing unused parameters.
699 (declare_return_variable): Properly handle DECL_BY_REFERENCE
700 return vars in SSA form.
702 2012-05-16 Richard Guenther <rguenther@suse.de>
704 * tree-flow.h (get_virtual_var): Remove.
705 * tree-dfa.c (get_virtual_var): Likewise.
707 2012-05-16 Richard Guenther <rguenther@suse.de>
709 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
710 Remove set-only bitmap of new names.
711 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
713 * tree-flow.h (ssa_names_to_replace): Remove.
714 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
716 2012-05-16 Richard Guenther <rguenther@suse.de>
718 PR tree-optimization/53364
719 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
720 detect a view-conversion of the decl.
722 2012-05-16 Dodji Seketeli <dodji@redhat.com>
725 * c-tree.h (enum c_declspec_word): Declare new enum.
726 (struct c_declspecs::locations): New member.
727 (declspecs_add_qual, declspecs_add_scspec)
728 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
730 * c-decl.c (build_null_declspecs): Initialize the new struct
731 c_declspecs::locations member.
732 (declspecs_add_addrspace): Take a location parameter for the
733 address space. Store it onto declaration specifiers.
734 (declspecs_add_qual): Likewise, take a location parameter for the
736 (declspecs_add_type): Likewise, take a location parameter for the
738 (declspecs_add_scspec): Likewise, take a location parameter for
739 the storage class specifier.
740 (declspecs_add_attrs): Likewise, take a location parameter for the
742 (declspecs_add_alignas): Likewise, take a location parameter for
744 (finish_declspecs): For diagnostics, use the location of the
745 relevant declspec, instead of the global input_location.
746 * c-parser.c (c_parser_parameter_declaration): Pass the precise
747 virtual location of the declspec to the declspecs-setters.
748 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
751 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
753 * configure.ac: Stack protector enabling for Android targets.
754 * configure: Regenerate.
756 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
758 * ira.c (pseudo_move_insn): Delete.
759 (find_moveable_pseudos): Don't set it.
760 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
761 the definitions of the original pseudo. Delete all of them.
763 2012-05-16 Olivier Hainque <hainque@adacore.com>
765 * config/rs6000/rs6000-opts.h (enum processor_type): Add
767 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
768 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
769 * config/rs6000/8540.md: indicate that the units/patterns apply to
772 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
773 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
774 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
775 related flags, check that what is queried is supported by the selected
776 configuration. Rework the single/double_float and MASK_STRING resets to
777 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
778 costs for PROCESSOR_PPC8548 as well.
779 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
780 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
781 statement instead of a sequence of ifs.
783 * config/rs6000/rs6000.h (TARGET_E500): Remove.
784 (TARGET_NO_LWSYNC): Adjust accordingly.
785 * config/rs6000/e500.h (TARGET_E500): Remove.
786 (CHECK_E500_OPTIONS): Adjust accordingly.
787 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
788 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
789 * config/rs6000/linuxspe.h: Likewise.
790 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
791 superfluous comments.
792 * config/rs6000/e500-double.h: Remove.
794 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
795 default to with_cpu=8548 if --enable-e500-double, and to 8540
797 (set misc flags section): For powerpc*|rs6000*, remove inclusion
798 of e500-double.h for --enable-e500-double.
800 2012-05-16 Olivier Hainque <hainque@adacore.com>
802 * Makefile.in (s-header-vars): Resort to -n instead of trailing
803 -e d in sed invocation.
805 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
807 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
809 * doc/tm.texi: Regenerate.
811 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
813 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
815 2012-05-15 Jakub Jelinek <jakub@redhat.com>
818 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
819 that operands[2] is either immediate, or q_regs_operand.
821 2012-05-15 Richard Guenther <rguenther@suse.de>
823 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
824 (assemble_thunk): Likewise. Manually rename and register
827 2012-05-15 Richard Guenther <rguenther@suse.de>
829 PR tree-optimization/53355
830 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
833 2012-05-15 Tristan Gingold <gingold@adacore.com>
835 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
837 2012-05-15 Richard Guenther <rguenther@suse.de>
839 * gimple.c (gimple_set_modified): Move ...
840 * gimple.h (gimple_set_modified): ... here.
842 2012-05-15 Tristan Gingold <gingold@adacore.com>
844 * ira-color.c (move_spill_restore): Add a guard.
846 2012-05-15 Tristan Gingold <gingold@adacore.com>
848 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
851 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
853 * gimplify.c (gimplify_init_constructor): Do a block move for very
854 small objects as well.
856 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
858 * ira.c (find_moveable_pseudos): Skip registers whose
859 DF_REG_EQ_USE_COUNT is nonzero.
861 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
863 * doc/md.texi (fma): Define to only be applicable for single rounding.
865 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
868 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
869 generate target register for "load" class builtins.
872 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
875 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
876 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
877 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
878 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
879 (<sse>_movu<ssemodesuffix>): New expander.
880 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
881 (avx_movdqu<avxmodesuffix>): New expander.
882 (*sse2_movdqu): Rename from sse2_movdqu.
883 (sse2_movdqu): New expander.
885 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
888 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
889 (canonicalize_perm): ... new function.
890 (expand_vec_perm_2vperm2f128_vshuf): New function.
891 (ix86_expand_vec_perm_const_1): Call it.
893 2012-05-14 Andrew Pinski <apinski@cavium.com>
894 H.J. Lu <hongjiu.lu@intel.com>
895 Jakub Jelinek <jakub@redhat.com>
898 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
901 2012-05-14 Jakub Jelinek <jakub@redhat.com>
903 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
904 lineno 1 the same as lineno 0 before first start file directive.
905 (optimize_macinfo_range): Likewise.
907 * dwarf2out.c (have_macinfo): Define.
908 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
909 attribute, don't force empty compilation unit and don't emit any
910 .debug_macinfo/.debug_macro section if macinfo_table is empty.
912 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
915 * config/avr/avr.c (avr_const_address_lo16): Remove.
916 (avr_assemble_integer): Print ".byte lo8(x)",
917 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
918 .warning if 3-byte address is assembled.
919 * doc/extend.texi (AVR Named Address Spaces): Document that
920 binutils 2.23 is needed to assemble 3-byte addresses.
922 2012-05-14 Richard Guenther <rguenther@suse.de>
924 * tree-vect-data-refs.c (vect_setup_realignment): Remove
925 call to mark_symbols_for_renaming.
926 (vect_permute_load_chain): Likewise.
927 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
928 instead of calling mark_symbols_for_renaming.
929 * tree-vect-stmts.c (read_vector_array): Remove call to
930 mark_symbols_for_renaming.
931 (write_vector_array): Likewise.
932 (vectorizable_call): Likewise.
933 (vectorizable_store): Likewise.
934 (vectorizable_load): Likewise.
935 * matrix-reorg.c (transform_allocation_sites): Likewise.
936 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
937 (create_expression_by_pieces): Likewise.
939 2012-05-14 Richard Guenther <rguenther@suse.de>
941 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
942 of statements for renaming.
943 (force_gimple_operand_1): Likewise, consistently for both
944 calls to force_gimple_operand and force_gimple_operand_gsi.
946 2012-05-14 Richard Guenther <rguenther@suse.de>
948 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
949 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
951 (expand_omp_for): Likewise.
952 (expand_omp_for_generic): Adjust conditional add to referenced vars.
953 Use make_rename_temp for temporaries that should be rewritten into
955 (expand_omp_for_static_nochunk): Likewise.
956 (expand_omp_atomic_pipeline): Likewise.
958 2012-05-14 Richard Guenther <rguenther@suse.de>
960 PR tree-optimization/53331
961 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
963 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
965 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
968 * doc/options.texi: (LangEnabledBy): Document it.
969 * optc-gen.awk: Handle LangEnabledBy.
970 * opth-gen.awk: Generate declaration for lang-specific functions.
971 * opt-read.awk: Record lang numbers.
972 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
973 (lang_sanitized_name): New.
975 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
977 * attribs.c (decl_attributes): Avoid emitting a warning if
979 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
980 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
981 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
983 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
984 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
985 BUILT_IN_STRCPY): Use it for these functions.
986 * postreload.c (reload_combine): Deal with SETs inside
987 CALL_INSN_FUNCTION_USAGE.
988 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
989 Look for REG_RETURNED notes and use a cheap restore if possible.
990 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
991 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
992 * ira-build.c (ira_create_allocno, create_cap_allocno,
993 propagate_allocno_info, propagate_some_info_from_allocno,
994 copy_info_to_removed_store_destination, ira_flattening): Handle it.
995 * ira-lives.c (pseudo_regno_single_word_and_live_p,
996 find_call_crossed_cheap_reg): New static functions.
997 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
998 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
999 a REG_RETURNED note in that case.
1000 * ira.c (setup_reg_renumber): Change assert to allow cases where
1001 allocnos only cross calls for which they are cheap to restore.
1002 * ira-costs.c (ira_tune_allocno_costs): Compare
1003 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
1005 * reg-notes.def (REG_RETURNED): New note.
1006 * cse.c (cse_insn): Likewise.
1007 * sched-deps.c (sched_analyze_insn): Likewise.
1008 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
1009 * calls.c (decl_return_flags): New static function.
1010 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
1011 functions that return one of their arguments.
1012 * regcprop.c (struct kill_set_value_data): New.
1013 (kill_set_value): Interpret data as a pointer to such a struct.
1014 Do nothing if the caller wants the register to be ignored.
1015 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
1017 2012-05-14 Richard Guenther <rguenther@suse.de>
1019 PR tree-optimization/53340
1020 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
1022 2012-05-14 Richard Guenther <rguenther@suse.de>
1024 * gimplify.c (gimplify_expr): Remove odd code.
1026 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
1028 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
1029 into a PLUS_EXPR byte offset.
1031 * tree-ssa-pre.c (can_value_number_call): Delete.
1032 (compute_avail): Skip all statements with side effects.
1033 <GIMPLE_CALL>: Skip calls to internal functions.
1035 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
1037 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
1039 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1041 * common.opt (Wtype-limits): Use EnabledBy.
1043 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
1045 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
1046 (pushtf splitter): Ditto.
1048 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
1049 (<code>tf2): Enable for TARGET_SSE.
1050 (*absnegtf2_sse): Ditto.
1051 (copysign<mode>3): Enable TFmode for TARGET_SSE.
1052 (copysign<mode>3_const): Ditto.
1053 (copysign<mode>3_var): Ditto.
1054 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
1055 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
1056 (*<code>tf3): Ditto.
1057 * config/i386/i386.c (struct builtin_description bdesc_args)
1058 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
1059 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
1060 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
1061 Emit a normal call if SSE isn't available.
1063 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
1065 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
1066 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
1067 (<code><mode>3): Ditto.
1068 (*andnot<mode>3): Ditto.
1069 (*andnottf3): Ditto.
1070 (*<code><mode>3): Ditto.
1073 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1075 * optc-gen.awk: Error instead of warning for conflicting help.
1077 2012-05-12 Jason Merrill <jason@redhat.com>
1080 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
1083 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
1085 * function.c (requires_stack_frame_p): If the function can throw
1086 non-call exceptions, return true if the insn can throw internally.
1088 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
1090 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
1092 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
1094 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
1095 ORDERED and UNORDERED conditions.
1097 2012-05-11 Richard Guenther <rguenther@suse.de>
1099 * tree-flow.h (referenced_var_check_and_insert): Remove.
1100 (find_new_referenced_vars): Likewise.
1101 * tree-dfa.c (referenced_var_check_and_insert): Make static.
1102 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
1103 * tree-inline.c (copy_bb): Use find_referenced_vars_in
1104 instead of find_new_referenced_vars.
1105 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
1107 2012-05-11 Richard Guenther <rguenther@suse.de>
1109 * tree-pass.h (pass_rest_of_compilation,
1110 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
1112 * passes.c (pass_all_optimizations, pass_postreload,
1113 pass_all_early_optimizations): Make static.
1114 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
1115 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
1116 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
1117 (delete_tree_ssa): Do not call fini_phinodes.
1118 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
1120 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
1123 * doc/options.texi (EnabledBy): Document
1124 * opts.c: Include opts.h and options.h before tm.h.
1125 (finish_options): Do not handle some sub-options here...
1126 (common_handle_option): ... instead call common_handle_option_auto here.
1127 * optc-gen.awk: Handle EnabledBy.
1128 * opth-gen.awk: Declare common_handle_option_auto.
1129 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
1130 (Wmaybe-uninitialized): Likewise.
1131 (Wunused-but-set-variable): Likewise.
1132 (Wunused-function): Likewise.
1133 (Wunused-label): Likewise.
1134 (Wunused-value): Likewise.
1135 (Wunused-variable): Likewise.
1136 * opt-read.awk: Create opt_numbers array.
1138 2012-05-11 Richard Guenther <rguenther@suse.de>
1140 PR tree-optimization/53295
1141 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
1143 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
1144 strides when analyzing data-references in a loop context.
1145 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
1146 non-constant strides for now.
1147 (vect_enhance_data_refs_alignment): Ignore data references
1148 that are strided loads.
1149 (vect_analyze_data_ref_access): Handle non-constant strides.
1150 (vect_check_strided_load): Verify the data-reference is a load.
1151 (vect_analyze_data_refs): Restructure to make strided load
1152 support not dependent on gather support.
1153 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
1154 when doing strided or gather loads.
1155 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
1156 integer_zerop to compare stride with zero.
1158 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
1160 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
1162 2012-05-11 Jan Hubicka <jh@suse.cz>
1165 * varpool.c (varpool_assemble_decl): Also output constat pool entries
1166 that output_constant_pool missed.
1168 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
1170 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
1171 MULTILIB_EXTRA_OPTS.
1173 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
1176 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
1178 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
1180 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
1181 optimization for TARGET_AVX.
1182 (*movti_internal_sse): Ditto.
1183 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
1184 (*movdi_internal): Ditto.
1185 (*movsi_internal): Ditto.
1186 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
1187 (*movdf_internal_rex64): Ditto.
1188 (*movfd_internal): Ditto.
1189 (*movsf_internal): Ditto.
1190 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
1192 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
1194 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
1195 reference as size attribute.
1197 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
1198 Tristan Gingold <gingold@adacore.com>
1200 * doc/md.texi (Standard Names): Document probe_stack_address.
1201 * explow.c (emit_stack_probe): Handle probe_stack_address.
1202 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
1203 (UNSPECV_PROBE_STACK_RANGE): Likewise.
1204 (probe_stack_address): New insn.
1205 (probe_stack_range): Likewise.
1206 * config/ia64/ia64.c: Include common/common-target.h.
1207 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
1208 checking is enabled.
1209 (ia64_emit_probe_stack_range): New function.
1210 (output_probe_stack_range): Likewise.
1211 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
1212 builtin stack checking is enabled.
1213 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
1214 and UNSPECV_PROBE_STACK_ADDRESS.
1215 (unknown_for_bundling_p): New predicate.
1216 (group_barrier_needed): Use important_for_bundling_p.
1217 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
1218 (issue_nops_and_insn): Likewise.
1219 (bundling): Likewise.
1220 (final_emit_insn_group_barriers): Likewise.
1221 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
1222 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
1223 (STACK_CHECK_PROTECT): Likewise.
1224 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
1226 2012-05-10 Jan Hubicka <jh@suse.cz>
1228 * ipa-inline.c (update_all_callee_keys): Remove.
1229 (inline_small_functions): Simplify priority updating.
1231 2012-05-10 Jan Hubicka <jh@suse.cz>
1233 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
1235 2012-05-10 Jan Hubicka <jh@suse.cz>
1237 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
1238 (symtab_remove_unreachable_nodes): ... this one.
1239 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
1240 * cgraphunit.c (ipa_passes): Update.
1241 * cgraphclones.c (cgraph_materialize_all_clones): Update.
1242 * cgraph.c (cgraph_release_function_body): Only turn initial
1243 into error mark when initial was previously set.
1244 * ipa-inline.c (ipa_inline): Update.
1245 * ipa.c: Include ipa-inline.h
1246 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
1247 (enqueue_node): New function.
1248 (process_references): Update.
1249 (symtab_remove_unreachable_nodes): Cleanup.
1250 * passes.c (execute_todo, execute_one_pass): Update.
1252 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
1254 PR rtl-optimization/53125
1255 * ira.c (ira): Call find_moveable_pseudos and
1256 move_unallocated_pseudos if only ira_conflicts_p is true.
1258 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
1260 * config/i386/i386.md (*movoi_internal_avx): Handle
1261 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
1262 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
1263 (*movti_internal_sse): Ditto.
1264 (*movtf_internal): Ditto.
1265 * config/i386/sse.md (ssePSmode): New mode attribute.
1266 (*move<mode>_internal): Use ssePSmode.
1267 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
1268 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
1269 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
1270 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
1272 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
1274 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
1275 DECL_ORIGINAL_TYPE if it is present.
1277 2012-05-10 Nick Clifton <nickc@redhat.com>
1280 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
1281 a "0" constraint to being a (match_dup 0).
1283 2012-05-10 Richard Guenther <rguenther@suse.de>
1285 * stor-layout.c (byte_from_pos): Amend comment.
1287 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1289 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
1290 Document requirement to call in constructors.
1292 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
1294 2012-05-10 Richard Guenther <rguenther@suse.de>
1296 * tree.h (TYPE_IS_SIZETYPE): Remove.
1297 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
1298 (extract_muldiv_1): Likewise.
1299 * gimple.c (gtc_visit): Likewise.
1300 (gimple_types_compatible_p): Likewise.
1301 (iterative_hash_canonical_type): Likewise.
1302 (gimple_canonical_types_compatible_p): Likewise.
1303 * gimplify.c (gimplify_one_sizepos): Likewise.
1304 * print-tree.c (print_node): Likewise.
1305 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
1307 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
1310 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
1311 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
1312 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
1313 instead of xop_mulv2div2di3_low.
1314 (xop_p<macs>dql): Fix vec_select selector.
1315 (xop_p<macs>dqh): Ditto.
1316 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
1317 (xop_mulv2div2di3_high): Ditto.
1319 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1322 * diagnostic.h (diagnostic_context): Add last_location.
1323 * diagnostic.c (diagnostic_initialize): Initialize it.
1324 (diagnostic_show_locus): Use it.
1326 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1328 * doc/extend.texi (Function Attributes): Point xref to section
1331 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
1333 * config/i386/i386.c (*movdf_internal_rex64): Remove
1334 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
1335 Calculate "mode" attribute according to
1336 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
1337 (*movdf_internal): Ditto.
1339 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
1342 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
1343 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
1344 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
1345 or when optimizing for size.
1346 * config/i386/sse.md (*mov<mode>_internal): Remove
1347 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
1348 Calculate "mode" attribute according to optimize_function_for_size_p
1349 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
1350 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
1351 depending on the mode of the instruction. Calculate "mode" attribute
1352 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
1353 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
1354 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
1356 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
1359 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
1360 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
1361 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
1362 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
1363 (expand_prologue): Move initialization of cfun->machine->is_naked,
1364 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
1365 (avr_set_current_function): ...this new static function.
1366 (TARGET_SET_CURRENT_FUNCTION): New define.
1367 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
1368 checking attributes of current_function_decl.
1369 (avr_regs_to_save): Ditto.
1370 (signal_function_p): Rename to avr_signal_function_p.
1371 (interrupt_function_p): Rename to avr_interrupt_function_p.
1373 * doc/extend.texi (Function Attributes): Better explanation of
1374 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
1377 2012-05-09 Michael Matz <matz@suse.de>
1379 PR tree-optimization/53185
1380 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
1381 peeling when we see strided loads.
1383 2012-05-09 Matthias Klose <doko@ubuntu.com>
1385 * gcc-ar.c (main): Don't check for execute bits for the plugin.
1387 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1389 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
1390 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
1391 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
1392 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
1393 (USE_LOAD_POST_INCREMENT): Define.
1394 (USE_LOAD_PRE_INCREMENT): Define.
1395 (USE_LOAD_POST_DECREMENT): Define.
1396 (USE_LOAD_PRE_DECREMENT): Define.
1397 (USE_STORE_PRE_DECREMENT): Define.
1398 (USE_STORE_PRE_INCREMENT): Define.
1399 (USE_STORE_POST_DECREMENT): Define.
1400 (USE_STORE_POST_INCREMENT): Define.
1401 (arm_auto_incmodes): Add enumeration.
1402 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
1403 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
1405 2012-05-09 Jakub Jelinek <jakub@redhat.com>
1407 PR tree-optimization/53226
1408 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
1409 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
1410 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
1411 doesn't need to be revisited, look for earliest stmt with
1412 !gimple_plf (stmt, GF_PLF_1) if something changed.
1414 2012-05-09 Terry Guo <terry.guo@arm.com>
1416 * genmultilib: Update copyright dates.
1417 * doc/fragments.texi: Ditto.
1419 2012-05-09 Terry Guo <terry.guo@arm.com>
1421 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
1422 * genmultilib (MULTILIB_REQUIRED): New.
1423 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
1425 2012-05-09 Richard Guenther <rguenther@suse.de>
1427 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
1428 (vect_do_peeling_for_loop_bound): Likewise.
1429 (vect_do_peeling_for_alignment): Likewise.
1430 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
1431 (vect_do_peeling_for_loop_bound): Get check_profitability and
1432 threshold as parameters.
1433 (vect_do_peeling_for_alignment): Likewise.
1434 (vect_loop_versioning): Likewise.
1435 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
1436 and threshold here. Control where to put the check here.
1438 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
1441 * dwarf2out.h (get_address_mode): Move declaration to...
1443 * dwarf2out.c (get_address_mode): Move definition to...
1444 * rtlanal.c: ...here.
1445 * var-tracking.c (get_address_mode): Delete.
1446 * combine.c (find_split_point): Use get_address_mode instead of
1447 targetm.addr_space.address_mode.
1448 * cselib.c (cselib_record_sets): Likewise.
1449 * dse.c (canon_address, record_store): Likewise.
1450 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
1451 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
1452 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
1453 (expand_expr_real_1): Likewise.
1454 * ifcvt.c (noce_try_cmove_arith): Likewise.
1455 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
1456 * reload.c (find_reloads): Likewise.
1457 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
1458 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
1460 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
1462 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
1463 information from the instruction produced.
1465 2012-05-09 Richard Guenther <rguenther@suse.de>
1467 * stor-layout.c (bit_from_pos): Document.
1468 (byte_from_pos): Likewise. Optimize.
1469 (pos_from_bit): Likewise.
1470 (normalize_offset): Use pos_from_bit instead of replicating it.
1472 2012-05-09 Alan Modra <amodra@gmail.com>
1475 * config/rs6000/rs6000.c (gen_frame_set): New function.
1476 (gen_frame_load, gen_frame_store): New functions.
1477 (rs6000_savres_rtx): Use the above.
1478 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
1479 Correct mode used for CR2 in save/restore_world patterns.
1480 Don't emit instructions for eh_return frame unwind reg info.
1482 2012-05-08 Jan Hubicka <jh@suse.cz>
1484 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
1486 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
1488 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
1490 (compile_file): Do not output variables.
1491 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
1493 * langhooks.c: Include timevar.h
1494 (write_global_declarations): Finalize compilation unit after wrapup;
1495 set timevars correctly.
1496 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
1497 not to be added to varpool.
1498 * varpool.c (varpool_assemble_decl): Sanity check that we are called
1499 only on cases where it makes sense; skip constant pool and value expr
1502 2012-05-08 David S. Miller <davem@davemloft.net>
1504 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
1505 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
1506 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
1508 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
1510 PR rtl-optimization/53278
1511 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
1512 speed_p code from earlier patch.
1514 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1517 * config/sh/sh.md (*branch_true, *branch_false): New insns.
1519 2012-05-08 Teresa Johnson <tejohnson@google.com>
1521 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
1522 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
1524 2012-05-08 Jan Hubicka <jh@suse.cz>
1526 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
1527 (cgraph_create_node_1): Rename to ...
1528 (cgraph_create_empty_node): ... this one; export.
1529 (cgraph_create_node): Update.
1530 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
1531 (cgraph_create_edge_including_clones): Likewise.
1532 (cgraph_find_replacement_node): Likewise.
1533 (cgraph_clone_edge): Likewise.
1534 (cgraph_clone_node): Likewise.
1535 (clone_function_name): Likewise.
1536 (cgraph_create_virtual_clone): Likewise.
1537 (cgraph_remove_node_and_inline_clones): Likewise.
1538 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
1539 * cgraph.h: Reorder declarations so they match file of origin.
1540 (cgraph_create_empty_node): Declare.
1541 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
1542 (cgraph_copy_node_for_versioning): Likewise.
1543 (cgraph_function_versioning): Likewise.
1544 (cgraph_materialize_clone): Likewise.
1545 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
1546 (cgraph_materialize_all_clones): Likewise.
1547 * cgraphclones.c: New file.
1548 * Makefile.in: Update for cgraphclones.
1550 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
1553 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
1554 (ix86_rtx_costs): Handle SET.
1556 2012-05-08 Michael Matz <matz@suse.de>
1558 * basic-block.h (struct rtl_bb_info): Remove visited member and
1559 move head_ member to ...
1560 (struct basic_block_def.basic_block_il_dependent): ... the new
1561 member x, replacing but containing old member rtl.
1562 (enum bb_flags): New BB_VISITED flag.
1563 (BB_HEADER, BB_FOOTER): New macros.
1565 * jump.c (mark_all_labels): Adjust.
1566 * cfgcleanup.c (try_optimize_cfg): Adjust.
1567 * cfglayout.c (record_effective_endpoints): Adjust.
1568 (relink_block_chain): Ditto (and don't fiddle with visited).
1569 (fixup_reorder_chain): Adjust.
1570 (fixup_fallthru_exit_predecessor): Ditto.
1571 (cfg_layout_duplicate_bb): Ditto.
1572 * combine.c (update_cfg_for_uncondjump): Adjust.
1573 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
1574 (bb_visited_trace): New accessor.
1575 (mark_bb_visited): Move in front.
1576 (rotate_loop): Use bb_visited_trace.
1577 (find_traces_1_round): Ditto.
1578 (emit_barrier_after): Ditto.
1579 (copy_bb): Ditto, and initialize visited on resize.
1580 (reorder_basic_blocks): Initize visited member.
1581 (duplicate_computed_gotos): Clear bb flags at start, use
1584 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
1585 (rtl_verify_flow_info_1): Ditto.
1586 (cfg_layout_split_block): Ditto.
1587 (cfg_layout_delete_block): Ditto.
1588 (cfg_layout_merge_blocks): Ditto.
1589 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
1591 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
1594 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
1595 when a constant source operand matches an "I" constraint, the "no
1596 CC0 change" applies to a register-destination only, not a
1597 strict_low_part-destination.
1599 2012-05-08 Richard Guenther <rguenther@suse.de>
1601 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
1602 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
1604 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
1606 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
1608 * doc/avr-mmcu.texi: New auto-generated file.
1609 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
1610 to document all valid -mmcu= arguments.
1612 * config/avr/avr.h (arch_info_s): New struct definition.
1613 * config/avr/avr-devices.c (avr_texinfo): New variable.
1614 * config/avr/gen-avr-mmcu-texi.c: New file.
1615 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
1617 2012-05-08 Dehao Chen <dehao@google.com>
1619 * predict.c (find_qualified_ssa_name): New.
1620 (find_ssa_name_in_expr): New.
1621 (find_ssa_name_in_assign_stmt): New.
1622 (is_comparison_with_loop_invariant_p): New.
1623 (is_bound_expr_similar): New.
1624 (predict_iv_comparison): New.
1625 (predict_loops): Add heuristic for loop-nested branches that compare an
1626 induction variable to a loop bound variable.
1627 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
1629 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
1631 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
1632 TARGET_BDVER2 defines where appropriate.
1634 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
1636 * configure.ac (PLUGIN_LD): Rename into...
1637 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
1638 * config.in: Regenerate.
1639 * configure: Likewise.
1640 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
1642 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
1644 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
1645 computation using the precision of the index type.
1646 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
1647 (fold_array_ctor_reference): Do index computations in the index type.
1649 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
1651 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
1652 down to plus_constant.
1653 (expand_epilogue): Ditto.
1655 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
1657 * postreload.c (reload_cse_regs): Make static.
1658 * reload.h (reload_cse_regs): Remove prototype.
1660 2012-05-07 Richard Henderson <rth@redhat.com>
1662 * config/alpha/alpha.md (clear_cache): New pattern.
1664 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
1667 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
1668 is folded to a type boundary value, verify that the resulting case
1669 label is still a care range.
1671 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
1673 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
1674 only for TARGET_GENERIC, when not optimizing for size.
1675 (*ffs<mode>_1): Ditto.
1677 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
1679 * tree-cfg.c (verify_gimple_switch): Tighten checks.
1681 2012-05-07 Jakub Jelinek <jakub@redhat.com>
1683 PR tree-optimization/53239
1684 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
1685 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
1687 2012-05-07 Richard Guenther <rguenther@suse.de>
1689 PR tree-optimization/53195
1690 * tree-inline.c (setup_one_parameter): Properly add referenced
1691 vars from the parameters new known value.
1693 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
1695 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
1696 (sched_branch_type): Remove.
1697 (m68k_sched_md_init_global): Don't allocate it.
1698 (m68k_sched_md_finish_global): Don't free it.
1699 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
1700 * config/m68k/m68k.md: Set the type of insns using
1701 m68k_sched_branch_type to bcc directly.
1703 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1705 * config/sol2.c (solaris_override_options): New function.
1706 * config/sol2-protos.h (solaris_override_options): Declare.
1707 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
1709 2012-05-07 Richard Guenther <rguenther@suse.de>
1711 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
1712 whether we failed to compute data dependences.
1713 (loop_prefetch_arrays): Fail if we failed.
1715 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
1716 Paolo Bonzini <bonzini@gnu.org>
1718 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
1719 Emit bsf when optimizing for size.
1720 (*ffs<mode>_1): Ditto.
1722 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
1725 * config/sh/sh.c (sh_rtx_costs): Handle SET.
1727 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
1730 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
1731 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
1732 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
1734 (*bswapdi2_doubleword): New insn pattern.
1735 (*bswap<mode>2): Rename from *bswap<mode>2_1.
1737 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
1739 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
1740 (mips_set_reg_reg_cost): Likewise.
1741 (mips_rtx_costs): Handle SET.
1743 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
1745 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
1746 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
1747 to compute the cost of moves. Set the mode of the target register.
1749 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
1751 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
1752 plus_constant function.
1753 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
1754 that the mode is sensible.
1755 (use_anchored_address, round_push, allocate_dynamic_stack_space)
1756 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
1759 * alias.c (canon_rtx): Likewise.
1760 (init_alias_analysis): Likewise.
1761 * builtins.c (expand_builtin_return_addr)
1762 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
1763 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
1764 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
1765 (expand_builtin_stpcpy): Likewise.
1766 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
1767 (compute_argument_addresses, internal_arg_pointer_based_exp)
1768 (expand_call, emit_library_call_value_1): Likewise.
1769 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
1770 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
1771 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
1772 * cse.c (insert_const_anchor, find_reg_offset_for_const)
1773 (use_related_value, fold_rtx): Likewise.
1774 * cselib.c (cselib_subst_to_values): Likewise.
1775 * dse.c (record_store, check_mem_read_rtx): Likewise.
1776 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
1777 * emit-rtl.c (adjust_address_1): Likewise.
1778 * except.c (sjlj_emit_function_enter)
1779 (expand_builtin_extract_return_addr)
1780 (expand_builtin_frob_return_addr): Likewise.
1781 * expmed.c (expand_divmod): Likewise.
1782 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
1783 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
1784 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
1785 * function.c (assign_stack_local_1)
1786 (instantiate_virtual_regs_in_rtx): Likewise.
1787 * optabs.c (prepare_cmp_insn): Likewise.
1788 * recog.c (offsettable_address_addr_space_p): Likewise.
1789 * reload.c (find_reloads_address, form_sum)
1790 (find_reloads_subreg_address): Likewise.
1791 * reload1.c (init_reload, eliminate_regs_1)
1792 (eliminate_regs_in_insn): Likewise.
1793 * simplify-rtx.c (simplify_unary_operation_1)
1794 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
1795 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
1796 (vt_add_function_parameter): Likewise.
1798 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
1799 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
1800 * config/alpha/alpha.c (alpha_legitimize_address_1)
1801 (get_unaligned_address, alpha_expand_unaligned_load)
1802 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
1803 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
1804 (alpha_expand_builtin_establish_vms_condition_handler)
1805 (alpha_setup_incoming_varargs, emit_frame_store_1)
1806 (alpha_expand_prologue, alpha_expand_epilogue)
1807 (alpha_use_linkage): Likewise.
1808 * config/alpha/alpha.md: Likewise.
1810 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
1811 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
1812 (thumb_legitimize_address, arm_gen_load_multiple_1)
1813 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
1814 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
1815 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
1816 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
1817 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
1818 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
1819 (thumb_expand_movmemqi, arm_set_return_address)
1820 (thumb_set_return_address): Likewise.
1821 * config/arm/arm.md: Likewise.
1823 * config/avr/avr.c (avr_incoming_return_addr_rtx)
1824 (avr_prologue_setup_frame, expand_epilogue)
1825 (avr_const_address_lo16): Likewise.
1827 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
1828 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
1829 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
1830 (bfin_output_mi_thunk): Likewise.
1832 * config/c6x/c6x.c (c6x_initialize_trampoline)
1833 (c6x_output_mi_thunk): Likewise.
1835 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
1836 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
1838 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
1839 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
1840 (cris_emit_movem_store, cris_trampoline_init): Likewise.
1841 * config/cris/cris.md: Likewise.
1843 * config/darwin.c (machopic_indirect_data_reference)
1844 (machopic_legitimize_pic_address): Likewise.
1846 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
1847 (epiphany_expand_prologue, epiphany_expand_epilogue)
1848 (epiphany_trampoline_init): Likewise.
1849 * config/epiphany/epiphany.md: Likewise.
1851 * config/fr30/fr30.c (fr30_move_double): Likewise.
1853 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
1854 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
1855 (frv_index_memory, unspec_got_name, frv_find_base_term)
1856 (frv_output_dwarf_dtprel): Likewise.
1858 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
1859 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
1861 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
1862 * config/i386/i386.c (setup_incoming_varargs_64)
1863 (setup_incoming_varargs_ms_64, choose_baseaddr)
1864 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
1865 (ix86_emit_probe_stack_range, ix86_expand_prologue)
1866 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
1867 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
1868 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
1869 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
1870 (x86_output_mi_thunk): Likewise.
1871 * config/i386/i386.md: Likewise.
1873 * config/ia64/ia64.c (ia64_expand_load_address)
1874 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
1875 (do_spill, ia64_trampoline_init): Likewise.
1877 * config/iq2000/iq2000.c (iq2000_va_start)
1878 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
1879 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
1880 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
1882 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
1884 * config/m32c/m32c.c (m32c_return_addr_rtx)
1885 (m32c_expand_insv): Likewise.
1887 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
1888 (m32r_legitimize_pic_address, m32r_print_operand)
1889 (m32r_print_operand_address): Likewise.
1891 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
1892 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
1893 (EH_RETURN_HANDLER_RTX): Likewise.
1894 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
1895 (m68k_expand_epilogue, legitimize_pic_address)
1896 (m68k_output_mi_thunk): Likewise.
1897 * config/m68k/m68k.md: Likewise.
1899 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
1900 (mcore_expand_epilog): Likewise.
1901 * config/mcore/mcore.md: Likewise.
1903 * config/mep/mep.c (mep_allocate_initial_value)
1904 (mep_expand_prologue, mep_expand_epilogue): Likewise.
1906 * config/microblaze/microblaze.c (double_memory_operand)
1907 (microblaze_block_move_loop): Likewise.
1909 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
1910 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
1911 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
1912 (mips_expand_prologue, mips_epilogue_set_cfa)
1913 (mips_expand_epilogue): Likewise.
1914 * config/mips/mips.md: Likewise.
1916 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
1917 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
1919 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
1920 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
1922 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
1923 (EH_RETURN_HANDLER_RTX): Likewise.
1924 * config/moxie/moxie.c (moxie_static_chain): Likewise.
1926 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
1927 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
1928 (pa_return_addr_rtx, hppa_builtin_saveregs)
1929 (pa_trampoline_init): Likewise.
1930 * config/pa/pa.md: Likewise.
1932 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
1934 * config/picochip/picochip.c (picochip_static_chain): Likewise.
1936 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
1937 * config/rs6000/rs6000.c (rs6000_legitimize_address)
1938 (setup_incoming_varargs, print_operand, rs6000_return_addr)
1939 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
1940 (rs6000_emit_epilogue)
1941 (rs6000_machopic_legitimize_pic_address): Likewise.
1943 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
1945 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
1946 (DYNAMIC_CHAIN_ADDRESS): Likewise.
1947 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
1948 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
1949 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
1950 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
1951 (s390_emit_epilogue, s390_function_profiler): Likewise.
1952 * config/s390/s390.md: Likewise.
1954 * config/score/score.c (score_add_offset, score_prologue): Likewise.
1956 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
1957 (sh_output_mi_thunk): Likewise.
1958 * config/sh/sh.md: Likewise.
1960 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
1961 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
1962 * config/sparc/sparc.c (sparc_legitimize_pic_address)
1963 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
1964 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
1965 (emit_and_preserve): Likewise.
1966 * config/sparc/sparc.md: Likewise.
1968 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
1969 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
1970 (spu_setup_incoming_varargs, ea_load_store_inline)
1971 (spu_expand_load): Likewise.
1973 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
1974 (combine_bnp): Likewise.
1976 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
1977 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
1978 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
1980 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
1981 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
1982 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
1984 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
1985 * config/v850/v850.md: Likewise.
1987 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
1988 (EH_RETURN_HANDLER_RTX): Likewise.
1989 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
1990 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
1991 (print_operand_address, vax_trampoline_init): Likewise.
1993 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
1994 (xtensa_function_value_regno_p): Likewise.
1996 2012-05-04 Andrew Pinski <apinski@cavium.com>
1998 * expr.c (get_def_for_expr_class): New function.
1999 (convert_tree_comp_to_rtx): New function.
2000 (expand_cond_expr_using_cmove): New function.
2001 (expand_expr_real_2 <case COND_EXPR>): Call
2002 expand_cond_expr_using_cmove first and return if it succeeds.
2003 Remove the check for HAVE_conditional_move since we should have
2004 already converted it to a conditional move.
2005 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
2006 modes of DImode for 32bits and TImode.
2008 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
2011 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
2012 (print_md_ptr_loc, print_c_condition): Use them.
2013 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
2014 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
2015 attr_file, dfa_file, latency_file): New global variables.
2016 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
2017 write_upcase, write_indent, write_length_unit_log, write_test_expr,
2018 write_attr_get, write_insn_cases, write_eligible_delay,
2019 write_const_num_delay_slots): Accept FILE pointer and toss it around.
2021 (write_header, open_outfile, handle_arg): New funcions.
2022 (make_automaton_attrs): Write prototypes as extern to the output
2024 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
2025 names from the command line. Open the output files and write out
2026 internal functions for DFA functions to dfa_file_name, insn latency
2027 functions to latency_file_name, and everything else to attr_file.
2028 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
2029 (BACKEND): Build libbackend first.
2030 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
2031 (.PRECIOUS): Likewise.
2032 (insn-dfatab.o): New rule.
2033 (insn-latencytab.o): New rule.
2034 (simple_rtl_generated_c): Do not include insn-attrtab.c.
2035 (s-attrtab): New rule.
2037 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
2039 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
2040 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
2041 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
2042 * reorg.c (get_jump_flags): Do not set the removed flags.
2044 * doc/md.texi (attr_flag): Update for abovementioned changes.
2046 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
2049 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
2050 (TARGET_CMOV): Rename from TARGET_CMOVE.
2051 (TARGET_CMOVE): New define.
2052 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
2053 Do not set TARGET_CMOVE here.
2055 2012-05-04 Dodji Seketeli <dodji@redhat.com>
2057 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
2058 * opts.c (finish_options): Activate -Wunused-local-typedefs if
2059 -Wunused is activated.
2060 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
2062 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2064 * config/s390/s390.md (*movmem_short, *clrmem_short)
2065 (*cmpmem_short): Move the mode check from the insn condition to
2068 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
2070 PR tree-optimization/52633
2071 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
2072 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
2073 (vect_recog_over_widening_pattern): Remove handling of code that was
2074 already detected as over-widening pattern. Remove special handling
2075 of "unsigned" cases. Instead, support general case of conversion
2076 of the shift result to another type.
2078 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
2080 * tree-vect-patterns.c (vect_single_imm_use): New function.
2081 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
2082 (vect_recog_over_widening_pattern): Likewise.
2083 (vect_recog_widen_shift_pattern): Likewise.
2085 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
2087 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
2088 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
2089 (vect_recog_widen_mult_pattern): Likewise.
2090 (vect_operation_fits_smaller_type): Likewise.
2091 (vect_recog_over_widening_pattern): Likewise.
2092 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
2094 2012-05-04 Richard Guenther <rguenther@suse.de>
2097 * lto-wrapper.c (merge_and_complain): Complain about mismatches
2098 of -freg-struct-return and -fpcc-struct-return.
2099 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
2100 from the input file options and ignore those from the link
2103 2012-05-04 Richard Guenther <rguenther@suse.de>
2105 PR tree-optimization/53168
2106 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
2107 memory reads when the result is a constant we can pun.
2109 2012-05-04 Richard Guenther <rguenther@suse.de>
2111 * common.opt (flto-report): Do not mark as Optimization.
2113 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
2116 * recog.c (constrain_operands): If extra constraints are present, also
2117 accept pseudo-registers with equivalent memory locations during reload.
2119 2012-05-04 Olivier Hainque <hainque@adacore.com>
2121 * collect2.c (may_unlink_output_file): New global.
2122 (maybe_unlink): Honor it.
2123 * collect2.h: Add extern for it.
2124 * tlink.c (do_tlink): Set it to true if the link succeeded.
2126 2012-05-04 Olivier Hainque <hainque@adacore.com>
2128 * gcc.c (eval_spec_function): Finalize/restore the current string
2129 obstack state as part of the context push/pop operations.
2131 2012-05-04 Bin Cheng <bin.cheng@arm.com>
2133 PR rtl-optimization/52804
2134 * reload1.c (reload_reg_reaches_end_p): Check whether successor
2135 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
2136 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
2137 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
2138 RELOAD_FOR_OUTADDR_ADDRESS.
2140 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
2143 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
2144 for macro expansion.
2146 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
2148 * flags.h (flag_permissive): Do not declare.
2149 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
2151 * toplev.c (flag_permissive): Do not define.
2152 * c-tree.h (system_header_p): Delete unused.
2154 2012-05-03 David S. Miller <davem@davemloft.net>
2157 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
2158 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
2159 (sparc_emit_float_lib_cmp): Likewise.
2161 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
2164 * config/rs6000/rs6000.md (bswapdi splitters): If
2165 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
2166 default) is used, generate an alternate sequence that does not
2167 depend on using indexed addressing.
2169 2012-05-03 Jason Merrill <jason@redhat.com>
2171 * gengtype.c (write_types): Fix warning message.
2172 (write_local): Likewise.
2174 2012-05-02 Jason Merrill <jason@redhat.com>
2176 * dwarf2out.c (struct external_ref, build_local_stub): New.
2177 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
2178 (optimize_external_refs, optimize_external_refs_1): New.
2179 (change_AT_die_ref): New.
2180 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
2181 (build_abbrev_table): Take the external refs hashtable.
2182 (output_comp_unit): Get it from optimize_external_refs and pass it in.
2184 2012-05-03 Jan Hubicka <jh@suse.cz>
2187 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
2189 2012-05-03 Jan Hubicka <jh@suse.cz>
2192 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
2194 2012-05-03 Jason Merrill <jason@redhat.com>
2196 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
2197 use_debug_types to discriminate the die_id union.
2198 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
2199 (build_abbrev_table, output_die): Likewise.
2200 (prune_unused_types_walk_attribs): Likewise.
2201 (generate_type_signature, copy_declaration_context): Set it.
2202 (remove_child_or_replace_with_skeleton): Set it.
2203 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
2204 check use_debug_types.
2205 (dwarf2out_finish): Do break_out_includes after .debug_types.
2207 2012-05-03 Jason Merrill <jason@redhat.com>
2209 * dwarf2out.c (modified_type_die): Use scope_die_for.
2210 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
2211 (uses_local_type_r, uses_local_type): New.
2212 (scope_die_for): Keep a type that uses a local type in local scope.
2213 Use get_context_die for namespace and type scope.
2215 2012-05-03 Jason Merrill <jason@redhat.com>
2217 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
2219 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
2220 (dwarf2out_finish): Likewise.
2222 2012-05-03 Martin Jambor <mjambor@suse.cz>
2224 * builtins.c (get_object_alignment_1): Return whether we can determine
2225 the alignment or conservatively assume byte alignment. Return the
2226 alignment by reference. Use get_pointer_alignment_1 for dereference
2228 (get_pointer_alignment_1): Return whether we can determine the
2229 alignment or conservatively assume byte alignment. Return the
2230 alignment by reference. Use get_ptr_info_alignment to get SSA name
2232 (get_object_alignment): Update call to get_object_alignment_1.
2233 (get_object_or_type_alignment): Likewise, fall back to type alignment
2234 only when it returned false.
2235 (get_pointer_alignment): Update call to get_pointer_alignment_1.
2236 * fold-const.c (get_pointer_modulus_and_residue): Update call to
2237 get_object_alignment_1.
2238 * ipa-prop.c (ipa_modify_call_arguments): Update call to
2239 get_pointer_alignment_1.
2240 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
2241 of MEM_REF or TARGET_MEM_REF only when it returns false.
2242 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
2243 get_object_alignment_1.
2244 (ccp_finalize): Use set_ptr_info_alignment.
2245 * tree.h (get_object_alignment_1): Update declaration.
2246 (get_pointer_alignment_1): Likewise.
2247 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
2248 (dump_gimple_stmt): Likewise.
2249 * tree-flow.h (ptr_info_def): Updated comments of fields align and
2251 (get_ptr_info_alignment): Declared.
2252 (mark_ptr_info_alignment_unknown): Likewise.
2253 (set_ptr_info_alignment): Likewise.
2254 (adjust_ptr_info_misalignment): Likewise.
2255 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
2256 and set alignment of SSA names.
2257 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
2258 mark_ptr_info_alignment_unknown.
2259 * tree-ssanames.c (get_ptr_info_alignment): New function.
2260 (mark_ptr_info_alignment_unknown): Likewise.
2261 (set_ptr_info_alignment): Likewise.
2262 (adjust_ptr_info_misalignment): Likewise.
2263 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
2264 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
2266 (bump_vector_ptr): Likewise.
2267 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
2268 (vectorizable_store): Likewise.
2269 (vectorizable_load): Likewise.
2271 2012-05-03 Michael Matz <matz@suse.de>
2273 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
2274 in front of basic_block_def.
2275 (struct basic_block_def): Make il.gimple the full struct, not a
2277 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
2279 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
2280 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
2281 NULL il.gimple, which can't happen anymore.
2282 * gimple.h (bb_seq): il.gimple can't be NULL.
2283 (bb_seq_add): Ditto.
2284 (set_bb_seq): Adjust.
2285 (gsi_start_bb, gsi_last_bb): Tidy.
2286 * lto-streamer-in.c (make_new_block): Don't zero members that
2287 are zeroed already, don't allocate a gimple_bb_info.
2288 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
2289 (remove_bb): Clear all il.gimple members.
2290 (gimple_verify_flow_info): Adjust for flat il.gimple.
2291 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
2293 * coretypes.h (const_gimple_seq): Remove typedef.
2294 * gimple.h (gimple_seq_first): Take gimple_seq.
2295 (gimple_seq_first_stmt): Ditto.
2296 (gimple_seq_last): Ditto.
2297 (gimple_seq_last_stmt): Ditto.
2298 (gimple_seq_empty_p): Ditto.
2300 2012-05-03 Richard Guenther <rguenther@suse.de>
2302 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
2304 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
2305 (compute_avail): Do not add possibly trapping operations to
2306 EXP_GEN if they might not be executed in the block.
2308 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
2310 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
2312 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
2314 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
2315 information as early as possible. Update dominance info instead of
2318 2012-05-03 Richard Guenther <rguenther@suse.de>
2320 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
2321 (union_contains_value): Remove.
2322 (vro_valid_in_sets): Likewise.
2323 (op_valid_in_sets): New function.
2324 (valid_in_sets): Use op_valid_in_sets.
2325 (insert_into_preds_of_block): Move dumping ...
2326 (do_regular_insertion): ... here.
2327 (do_partial_partial_insertion): ... and here. Dump that
2328 we've found a partial partial redundancy.
2329 (insert): Dump the current insert iteration.
2331 2012-05-03 Jakub Jelinek <jakub@redhat.com>
2334 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
2335 append program name to it and pass that as first argument
2336 to make_relative_prefix. Always pass standard_libexec_prefix
2337 as last argument to make_relative_prefix. If
2338 make_relative_prefix returns NULL, fall back to
2339 standard_libexec_prefix.
2342 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
2346 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
2347 mode, return that mode.
2350 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
2351 define __ATOMIC_HLE_* macros here.
2352 (ix86_target_macros): But here, using cpp_define_formatted.
2354 2012-05-03 Richard Guenther <rguenther@suse.de>
2356 PR tree-optimization/53144
2357 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
2359 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
2360 with SSA name values.
2361 (vn_reference_lookup_3): Adjust callers.
2363 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2365 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
2366 has_fma4 for AMD processors with both fma3 and fma4 support.
2368 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
2371 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
2374 2012-05-03 Michael Matz <matz@suse.de>
2377 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
2378 (dse_enter_block): Properly iterate the whole sequence even
2379 if the last statement was removed.
2381 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
2383 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
2384 unset flag_jump_tables.
2385 * stmt.c (expand_case): Remove special flag_pic case conditional
2386 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
2388 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
2390 * common/config/s390/s390-common.c (s390_option_optimization_table):
2391 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
2392 default when optimizing.
2394 2012-05-02 Martin Jambor <mjambor@suse.cz>
2397 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
2398 of a variable when the contect is a function.
2400 2012-05-02 Michael Matz <matz@suse.de>
2402 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
2403 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
2404 (const_gimple_seq_node): Remove.
2405 (gimple_seq_node): Typedef as gimple.
2406 (struct gimple_statement_base): Add next and prev members,
2407 adjust all WORD markers in using structs.
2408 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
2409 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
2410 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
2411 gimple are the same.
2412 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
2414 (gimple_init_singleton): New function.
2415 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
2416 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
2418 (gsi_stmt_ptr): Remove.
2419 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
2421 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
2422 again, adjust for above changes.
2423 (update_call_edge_frequencies): Adjust for above changes.
2424 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
2425 (gsi_insert_seq_nodes_after): Ditto.
2426 (gsi_split_seq_after): Ditto.
2427 (gsi_set_stmt): Ditto.
2428 (gsi_split_seq_before): Ditto.
2429 (gsi_remove): Ditto.
2430 (gsi_insert_seq_before_without_update): Don't free sequence.
2431 (gsi_insert_seq_after_without_update): Ditto.
2432 (gsi_replace): Assert some more invariants.
2433 (gsi_insert_before_without_update, gsi_insert_after_without_update):
2435 (gsi_for_stmt): Don't search for stmt.
2436 (gsi_insert_on_edge_immediate): Tidy.
2438 * gimple.c (gimple_alloc_k): Remove "sequences".
2439 (gimple_seq_cache): Remove.
2440 (gimple_alloc_stat): Make stmt a singleton sequence.
2441 (gimple_seq_alloc, gimple_seq_free): Remove.
2442 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
2443 (gimple_copy): Ditto.
2444 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
2445 create iterator from correct sequence.
2446 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
2448 2012-05-02 Michael Matz <matz@suse.de>
2450 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
2452 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
2453 sequence, lazily allocate it.
2454 (bb_seq_addr): New function.
2455 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
2456 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
2457 (gsi_none): New function.
2458 (gsi_start_bb): Adjust.
2459 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
2460 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
2461 (gsi_last_bb): Adjust.
2463 * tree-flow-inline.h (phi_nodes_ptr): New function.
2465 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
2466 datastructure and interface change.
2467 (gsi_insert_seq_before_without_update): Ditto.
2468 (gsi_insert_seq_nodes_after): Ditto.
2469 (gsi_insert_seq_after_without_update): Ditto.
2470 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
2471 (gsi_split_seq_before): Ditto.
2472 (gsi_start_phis): Adjust.
2473 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
2474 (vect_transform_loop): Ditto.
2475 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
2476 gimple_seq_copy): Don't use gimple_seq_alloc.
2477 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
2478 (gimplify_seq_add_seq): Ditto.
2479 * lto-streamer-in.c (make_new_block): Ditto.
2480 * tree-cfg.c (create_bb): Ditto.
2481 * tree-sra.c (initialize_parameter_reductions): Ditto.
2483 2012-05-02 Michael Matz <matz@suse.de>
2485 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
2486 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
2487 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
2488 set_bb_seq): Move down to after gimple_statement_d definition.
2490 2012-05-02 Michael Matz <matz@suse.de>
2492 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
2493 gsi_replace_with_seq, instead of inserting itself.
2494 * gimple-iterator.c (gsi_replace_with_seq): New function.
2495 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
2496 iterator instead of statement, advance it.
2497 (ssa_forward_propagate_and_combine): Adjust call to above.
2499 2012-05-02 Michael Matz <matz@suse.de>
2501 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
2503 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
2504 * tree-nested.c (walk_gimple_omp_for): Ditto.
2505 * trans-mem.c (lower_transaction): Ditto.
2506 * tree-eh.c (do_return_redirection): Ditto.
2507 (do_goto_redirection): Ditto.
2508 (lower_try_finally_switch): Ditto.
2509 * gimplify.c (gimplify_stmt): Ditto.
2510 (gimplify_scan_omp_clauses): Ditto.
2511 (gimplify_omp_for): Ditto.
2512 (gimplify_function_tree): Ditto.
2513 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
2514 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
2515 (mf_build_check_statement_for): Ditto.
2516 (mx_register_decls): Ditto.
2517 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
2518 and don't use itertors to append.
2519 (insert_stmts): Ditto.
2520 (insert_out_of_ssa_copy): Ditto.
2521 (insert_out_of_ssa_copy_on_edge): Ditto.
2523 2012-05-02 Michael Matz <matz@suse.de>
2525 * gimple.h (gimple_bind_body_ptr): New function.
2526 (gimple_bind_body): Use it.
2527 (gimple_catch_handler): Use gimple_catch_handler_ptr.
2528 (gimple_eh_filter_failure_ptr): New function.
2529 (gimple_eh_filter_failure): Use it.
2530 (gimple_eh_else_n_body_ptr): New function.
2531 (gimple_eh_else_n_body): Use it.
2532 (gimple_eh_else_e_body_ptr): New function.
2533 (gimple_eh_else_e_body): Use it.
2534 (gimple_try_eval_ptr): New function.
2535 (gimple_try_eval): Use it.
2536 (gimple_try_cleanup_ptr): New function.
2537 (gimple_try_cleanup): Use it.
2538 (gimple_wce_cleanup_ptr): New function.
2539 (gimple_wce_cleanup): Use it.
2540 (gimple_omp_body_ptr): New function.
2541 (gimple_omp_body): Use it.
2542 (gimple_omp_for_pre_body_ptr): New function.
2543 (gimple_omp_for_pre_body): Use it.
2544 (gimple_transaction_body_ptr): New function.
2545 (gimple_transaction_body): Use it.
2546 (gsi_split_seq_before): Adjust to return nothing and take pointer
2548 (gsi_set_stmt): Declare.
2549 (gsi_replace_with_seq): Declare.
2550 (walk_gimple_seq_mod): Declare.
2551 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
2553 * gimple-iterator.c (gsi_set_stmt): New function.
2554 (gsi_split_seq_before): Return new sequence via pointer argument.
2555 (gsi_replace): Use gsi_set_stmt.
2557 * tree-ssa-loop-im.c (move_computations_stmt): First remove
2559 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
2560 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
2562 (reserve_phi_args_for_new_edge): Change call to above,
2565 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
2566 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
2567 iterators. Adjust call to lower_omp.
2568 (lower_lastprivate_clauses): Adjust call to lower_omp.
2569 (lower_reduction_clauses): Ditto.
2570 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
2571 (lower_omp_sections): Don't explicitely count sequence length,
2572 nullify lowered bodies earlier, ensure stmts are part of only
2573 one sequence, adjust call to lower_omp.
2574 (lower_omp_single): Ensure stmts are part of only one sequence,
2575 adjust call to lower_omp.
2576 (lower_omp_master): Ditto.
2577 (lower_omp_ordered): Ditto.
2578 (lower_omp_critical): Ditto.
2579 (lower_omp_for): Ditto.
2580 (lower_omp_taskreg): Ditto, tidy.
2581 (lower_omp_1): Adjust calls to lower_omp.
2582 (execute_lower_omp): Ditto.
2583 (lower_omp): Adjust to take pointer to sequence.
2584 (diagnose_sb_2): Use walk_gimple_seq_mod.
2585 (diagnose_omp_structured_block_errors): Ditto and set possibly
2586 changed function body.
2587 * gimple-low.c (lower_function_body): Set function body after
2589 (lower_sequence): Adjust to take pointer to sequence.
2590 (lower_omp_directive): Ensure stmt isn't put twice into the
2591 sequence, adjust call to lower_sequence.
2592 (lower_stmt): Adjust calls to lower_sequence.
2593 (lower_gimple_bind): Ditto.
2594 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
2595 * tree-nested.c (walk_body): Take pointer to sequence, use
2596 walk_gimple_seq_mod.
2597 (walk_function): Adjust call to walk_body, set possibly changed body.
2598 (walk_gimple_omp_for): Adjust calls to walk_body.
2599 (convert_nonlocal_omp_clauses): Ditto.
2600 (convert_nonlocal_reference_stmt): Ditto.
2601 (convert_local_omp_clauses): Ditto.
2602 (convert_local_reference_stmt): Ditto.
2603 (convert_tramp_reference_stmt): Ditto.
2604 (convert_gimple_call): Ditto.
2605 (convert_nl_goto_reference): Use local iterator copy.
2606 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
2607 but taking pointer to sequence, ensure gsi_start is called with
2609 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
2610 asserting that the sequence head didn't change.
2611 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
2612 walk_gimple_seq_mod.
2613 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
2614 (execute_lower_tm): Ditto, and set possibly changed body.
2615 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
2616 call gsi_start with that lvalue.
2617 (replace_goto_queue_stmt_list): Ditto.
2618 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
2619 (replace_goto_queue): Ditto.
2620 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
2621 (lower_try_finally_onedest): Ditto.
2622 (lower_try_finally_copy): Ditto.
2623 (lower_try_finally_switch): Ditto.
2624 (lower_try_finally): Ditto.
2625 (lower_eh_filter): Ditto.
2626 (lower_eh_must_not_throw): Ditto.
2627 (lower_cleanup): Ditto.
2628 (lower_eh_constructs_2): Ditto.
2629 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
2630 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
2631 set possibly changed body.
2632 (optimize_double_finally): Call gsi_start with lvalue.
2634 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
2635 (gimple_split_block): Ditto.
2636 (gimple_merge_blocks): Use gsi_start_phis.
2637 (move_stmt_r): Use walk_gimple_seq_mod.
2638 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
2639 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
2640 (rebuild_cgraph_edges): Ditto.
2641 (cgraph_rebuild_references): Ditto.
2642 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
2643 * tree-inline.c (copy_phis_for_bb): Ditto.
2644 * tree-ssa-dce.c: Ditto.
2646 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
2648 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
2649 Andi Kleen <ak@linux.intel.com>
2651 * coretypes.h (MEMMODEL_MASK): New.
2652 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
2653 and return new variable.
2654 (expand_builtin_atomic_exchange): Mask memmodel values.
2655 (expand_builtin_atomic_compare_exchange): Ditto.
2656 (expand_builtin_atomic_load): Ditto.
2657 (expand_builtin_atomic_store): Ditto.
2658 (expand_builtin_atomic_clear): Ditto.
2659 * doc/extend.texi: Mention port-dependent memory model flags.
2660 * config/i386/cpuid.h (bit_HLE): New.
2661 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
2663 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
2664 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
2665 (ix86_target_string)<-mhle>: New.
2666 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
2667 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
2668 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
2669 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
2670 enabled for generic, generic64 and core-avx2.
2671 (ix86_print_operand): Generate HLE lock prefixes.
2672 (ix86_memmodel_check): New.
2673 (TARGET_MEMMODEL_CHECK): Ditto.
2674 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
2675 (IX86_HLE_ACQUIRE): Ditto.
2676 (IX86_HLE_RELEASE): Ditto.
2677 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
2678 * config/i386/i386.opt (mhle): Ditto.
2679 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
2680 success model to instruction emitter.
2681 (atomic_fetch_add<mode>): Ditto.
2682 (atomic_exchange<mode>): Ditto.
2683 (atomic_add<mode>): Ditto.
2684 (atomic_sub<mode>): Ditto.
2685 (atomic_<code><mode>): Ditto.
2686 (*atomic_compare_and_swap_doubledi_pic): Ditto.
2687 (atomic_compare_and_swap_single<mode>): Define and use argument
2689 (atomic_compare_and_swap_double<mode>): Ditto.
2690 * configure.ac: Check if assembler support HLE prefixes.
2691 * configure: Regenerate.
2694 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
2697 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
2699 (gimplify_switch_expr): ... here.
2700 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
2701 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
2702 to clean up case labels with values outside the index type range.
2703 (simplify_gimple_switch): Call it if something changed.
2704 Remove strange and unnecessary assert.
2706 2012-05-02 Richard Guenther <rguenther@suse.de>
2708 * fold-const.c (div_if_zero_remainder): sizetypes no longer
2710 (int_const_binop_1): New worker for int_const_binop with
2711 overflowable parameter. Pass it through to force_fit_type_double.
2712 (int_const_binop): Wrap around int_const_binop_1 with overflowable
2714 (size_binop_loc): Call int_const_binop_1 with overflowable equal
2715 to minus one, forcing overflow detection for even unsigned types.
2716 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
2717 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
2718 * stor-layout.c (initialize_sizetypes): sizetypes no longer
2720 (layout_type): For zero-sized arrays ignore overflow on the
2722 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
2723 (bit_value_binop_1): Likewise.
2724 * tree.c (double_int_to_tree): Likewise.
2725 (double_int_fits_to_tree_p): Likewise.
2726 (force_fit_type_double): Likewise.
2727 (host_integerp): Likewise.
2728 (int_fits_type_p): Likewise.
2729 * varasm.c (output_constructor_regular_field): Sign-extend the
2730 field-offset to cater for negative offsets produced by the Ada
2732 * omp-low.c (extract_omp_for_data): Convert the loop step to
2733 signed for pointer adjustments.
2735 2012-05-02 Richard Guenther <rguenther@suse.de>
2737 * tree.c (valid_constant_size_p): New function.
2738 * tree.h (valid_constant_size_p): Declare.
2739 * cfgexpand.c (expand_one_var): Adjust check for too large
2740 variables by using valid_constant_size_p.
2741 * varasm.c (assemble_variable): Likewise.
2743 * c-decl.c (grokdeclarator): Properly check for sizes that
2744 cover more than half of the address-space.
2746 2012-05-02 Jakub Jelinek <jakub@redhat.com>
2748 PR tree-optimization/53163
2749 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
2750 return value from compute_all_dependences.
2752 PR rtl-optimization/53160
2753 * ree.c (combine_reaching_defs): Handle the case where cand->insn
2754 has been modified by ree pass already.
2756 2012-05-01 Ian Lance Taylor <iant@google.com>
2759 * c-decl.c (build_compound_literal): Make the decl readonly if it
2760 an array of a readonly type.
2761 * gimplify.c (gimplify_compound_literal_expr): Add fallback
2762 parameter. Change all callers. If the decl is not addressable
2763 and is not an l-value, make it readonly.
2765 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
2767 * ira.c (allocated_reg_info_size): New static variable.
2768 (expand_reg_info): Manage it. Call
2769 setup_preferred_alternate_classes_for_new_pseudos.
2770 (ira): Don't do it here. Remove local allocated_reg_info_size,
2771 set the global before calling find_moveable_pseudos.
2772 (find_moveable_pseudos): Call expand_reg_info rather than
2775 2012-05-01 Richard Henderson <rth@redhat.com>
2777 * common.opt (fsync-libcalls): New.
2778 * doc/invoke.texi: Document it.
2779 * optabs.c (init_sync_libfuncs): Honor it.
2781 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
2782 Richard Sandiford <r.sandiford@uk.ibm.com>
2784 PR rtl-optimization/52543
2785 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
2787 * lower-subreg.h: New file.
2788 * target-globals.h (this_target_lower_subreg): Declare.
2789 (target_globals): Add lower_subreg;
2790 (restore_target_globals): Restore this_target_lower_subreg.
2791 * target-globals.c: Include it.
2792 (default_target_globals): Add default_target_lower_subreg.
2793 (save_target_globals): Initialize target_lower_subreg.
2794 * rtl.h (init_lower_subreg): Added declaration.
2795 * toplev.c (backend_init_target): Call initializer for lower-subreg
2797 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
2798 (default_target_lower_subreg): New variable.
2799 (this_target_lower_subreg): Likewise.
2800 (twice_word_mode, choices): New macros.
2801 (shift_cost, compute_splitting_shift, compute_costs)
2802 (init_lower_subreg): New functions.
2803 (resolve_simple_move): Add speed_p argument. Check choices.
2804 (find_pseudo_copy): Don't check the mode size here.
2805 (resolve_simple_move): Assert the mode size.
2806 (find_decomposable_shift_zext): Add speed_p argument and return
2807 a bool. Check choices.
2808 (resolve_shift_zext): Add comment.
2809 (dump_shift_choices, dump_choices): New functions.
2810 (decompose_multiword_subregs): Dump list of profitable
2811 transformations. Add code to skip non profitable transformations.
2812 Update calls to simple_move and find_decomposable_shift_zext.
2814 2012-05-01 Ian Bolton <ian.bolton@arm.com>
2815 Sameera Deshpande <sameera.deshpande@arm.com>
2816 Greta Yorsh <greta.yorsh@arm.com>
2818 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
2819 (thumb1_unexpanded_epilogue): ...this.
2820 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
2821 (thumb1_unexpanded_epilogue): ...this.
2822 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
2823 (thumb1_unexpanded_epilogue): ...this.
2825 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
2827 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
2828 comparing enumeration values. Update comments.
2830 2012-05-01 Alan Modra <amodra@gmail.com>
2833 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
2834 load_cr_save, add_crlr_cfa_restore): New functions.
2835 (rs6000_restore_saved_cr): Rename to..
2836 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
2837 (rs6000_emit_epilogue): Use new functions. Adjust condition
2838 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
2839 regs when using out-of-line restore only when shrink wrapping.
2841 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
2844 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
2845 calls to cgraph_node_name in xstrdup.
2846 (ipa_make_edge_direct_to_target): Ditto.
2847 * cgraph.c (dump_cgraph_node): Ditto.
2848 * tree-sra.c (convert_callers_for_node): Ditto.
2849 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
2850 * ipa-cp.c (perhaps_add_new_callers): Ditto.
2851 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
2852 (cgraph_materialize_all_clones): Ditto.
2853 * ipa-inline.c (report_inline_failed_reason): Ditto.
2854 (want_early_inline_function_p): Ditto.
2855 (edge_badness): Ditto.
2856 (update_edge_key): Ditto.
2857 (flatten_function): Ditto.
2858 (ipa_inline): Ditto.
2859 (inline_always_inline_functions): Ditto.
2860 (early_inline_small_functions): Ditto.
2862 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
2865 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
2866 constraints 0 and 1.
2868 012-04-30 Jan Hubicka <jh@suse.cz>
2870 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
2871 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
2872 (cgraph_add_to_same_comdat_group): Remove.
2873 (cgraph_add_asm_node): Move to cgraphunit.c.
2874 (cgraph_make_decl_local): Move to symtab.c
2875 (cgraph_make_node_local_1): Update.
2876 (cgraph_can_remove_if_no_direct_calls_and): Update.
2877 (used_from_object_file_p): Update.
2878 (resolution_used_from_other_file_p): Move to symtab.c
2879 (cgraph_used_from_object_file_p): move to symtab.c
2880 (verify_cgraph_node): Verify same comdat groups.
2881 * cgraph.h (cgraph_asm_node): Rename to ...
2882 (asm_node): ... this one.
2883 (cgraph_asm_nodes): Rename to ...
2884 (asm_nodes): ... this one.
2885 (symtab_add_to_same_comdat_group): New function.
2886 (symtab_dissolve_same_comdat_group_list): New function.
2887 (symtab_used_from_object_file_p): Declare.
2888 (symtab_make_decl_local): Declare.
2889 (cgraph_add_to_same_comdat_group): Remove.
2890 (cgraph_add_asm_node): Remove.
2891 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
2893 (cgraph_finalize_compilation_unit): Rename to ...
2894 (finalize_compilation_unit): ... this one.
2895 (cgraph_optimize): Rename to ....
2896 (compile): ... this one.
2897 (add_asm_node): Declare.
2898 (fixup_same_cpp_alias_visibility): Declare.
2899 (cgraph_make_decl_local): Remove.
2900 (varpool_assemble_pending_decls): Rename to ...
2901 (varpool_output_variables): ... this one.
2902 (varpool_remove_unreferenced_decls): Remove.
2903 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
2904 (preserve_function_body_p): Make static.
2905 * toplev.c (compile_file): Update comments; update.
2906 * cgraphunit.c: Update comments.
2907 (cgraph_expand_all_functions): Rename to ...
2908 (expand_all_functions): ... this one; update.
2909 (cgraph_mark_functions_to_output): Rename to ...
2910 (mark_functions_to_output): ... this one; cleanup.
2911 (cgraph_output_pending_asms): Remove prototype.
2912 (asm_nodes, asm_last_node): New static vars.
2913 (cgraph_process_new_functions): Update.
2914 (cgraph_reset_node): Cleanup; add comment.
2915 (cgraph_add_new_function): Update.
2916 (cgraph_output_pending_asms): Rename to ...
2917 (output_asm_statements): ... this one.
2918 (add_asm_node): New function.
2919 (fixup_same_cpp_alias_visibility): New function based on code
2920 in cgraph_analyze_function.
2921 (cgraph_analyze_function): Use it.
2922 (cgraph_order_sort): Update.
2923 (cgraph_output_in_order): Update.
2924 (cgraph_function_versioning): Update.
2925 (cgraph_optimize): Rename to ...
2926 (compile): ... this one; initialize streamer hooks here.
2927 (cgraph_finalize_compilation_unit): Rename to ...
2928 (finalize_compilation_unit): ... this one; do not initialize streamer
2930 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
2931 * dwarf2out.c: Update ocmment.
2932 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
2933 * method.c (use_thunk): Likewise.
2934 * semantics.c (maybe_add_lambda_conv_op): Likewise.
2935 * decl2.c (maybe_emit_vtables): Likewise.
2936 (cp_write_global_declarations): Use finalize_compilation_unit.
2937 * parser.c (cp_parser_asm_definition): Use add_asm_node.
2938 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
2939 * c-decl.c (c_write_global_declarations): Use
2940 finalize_compilation_unit.
2941 * langhooks.c (write_global_declarations): Update.
2942 * ipa.c (cgraph_externally_visible_p): Update.
2943 (dissolve_same_comdat_group_list): Remove.
2944 (function_and_variable_visibility): Update.
2945 * symtab.c: Inlcude lto-streamer.h and rtl.h
2946 (ld_plugin_symbol_resolution_names): New.
2947 (symtab_add_to_same_comdat_group): New.
2948 (symtab_dissolve_same_comdat_group_list): New.
2949 (resolution_used_from_other_file_p): Move here from cgraph.c
2950 (symtab_used_from_object_file_p): New.
2951 (symtab_make_decl_local): New.
2952 * passes.c (register_pass): Update comments.
2953 * c-parser.c (c_parser_asm_definition): Update.
2954 * varpool.c (varpool_analyze_node): Use
2955 fixup_same_cpp_alias_visibility.
2956 (varpool_remove_unreferenced_decls): Make static.
2957 (varpool_assemble_pending_decls): Rename to ...
2958 (varpool_output_variables): ... this one; call
2959 varpool_remove_unreferenced_decls.
2960 (varpool_used_from_object_file_p): Remove.
2962 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
2965 * c-typeck.c (build_array_ref): Call
2966 convert_vector_to_pointer_for_subscript.
2967 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
2969 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
2971 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
2972 to compile-time "mode == <MODE>mode" checks.
2973 (and splitter): Ditto.
2975 2012-04-30 Richard Henderson <rth@redhat.com>
2977 * config/arm/arm.md (UNSPEC_LL): New.
2978 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
2979 (arm_load_exclusivedi): Use %H0.
2981 2012-04-30 Jason Merrill <jason@redhat.com>
2983 * dwarf2out.c (comdat_symbol_id): Add const.
2984 (union die_symbol_or_type_node): Add const to die_symbol.
2985 (output_die_symbol, output_die, output_comp_unit): Adjust.
2987 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
2989 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
2990 * config/arm/neon.md (negdi2_neon): New insn.
2991 Also add splitters for core and NEON registers.
2993 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
2995 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
2996 (arm_print_operand): Add 'x' format.
2997 * config/arm/constraints.md (Dn): Allow const_int.
2998 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
2999 Use 'x' format to print constants.
3000 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
3001 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
3003 (movdi_vfp_cortexa8): Likewise.
3005 2012-04-30 Ian Bolton <ian.bolton@arm.com>
3006 Sameera Deshpande <sameera.deshpande@arm.com>
3007 Greta Yorsh <greta.yorsh@arm.com>
3009 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
3010 * config/arm/arm.c (ldm_stm_operation_p): New function.
3011 * config/arm/predicates.md (load_multiple_operation): Update predicate.
3012 (store_multiple_operation): Likewise.
3014 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
3015 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
3016 * config/arm/predicates.md (load_multiple_operation): Add arguments.
3017 (store_multiple_operation): Likewise.
3019 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3021 * config/i386/i386.md (and<mode>3): Expand masking operations with
3022 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
3023 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
3025 2012-04-30 Dodji Seketeli <dodji@redhat.com>
3027 Add -Wvarargs option
3028 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
3029 argument for the various warning_at calls.
3030 * docs/invoke.texi: Update the documentation.
3032 2012-04-30 Dodji Seketeli <dodji@redhat.com>
3034 Switch -ftrack-macro-expansion=2 on by default.
3035 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
3038 Fix va_start related location
3039 * builtins.c (fold_builtin_next_arg): Unwinds to the first
3040 location in real source code.
3042 Make conversion warnings work on NULL with -ftrack-macro-expansion
3043 * input.h (expansion_point_location_if_in_system_header): Declare
3045 * input.c (expansion_point_location_if_in_system_header): Define it.
3047 Fix -Wuninitialized for -ftrack-macro-expansion
3048 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
3049 declaration. Use linemap_location_before_p for source locations.
3051 Strip "<built-in>" loc from displayed expansion context
3052 * input.c (expand_location_1): When expanding to spelling location
3053 in a context of a macro expansion, skip reserved system header
3054 locations. Update comments. * tree-diagnostic.c
3055 (maybe_unwind_expanded_macro_loc): Likewise.
3057 Make expand_location resolve to locus in main source file
3058 * input.c (expand_location_1): New. Takes a parameter to choose
3059 whether to resolve the location to spelling or expansion point.
3060 Was factorized from ...
3061 (expand_location): ... here.
3062 (expand_location_to_spelling_point): New. Implemented in terms of
3064 * diagnostic.c (diagnostic_build_prefix): Use the new
3065 expand_location_to_spelling_point instead of expand_location.
3067 Fix PCH crash on GTYed pointer-to-scalar field of a struct
3068 * gengtype.c (write_types_process_field): Force second argument of
3069 the call to the PCH object hierarchy walker to be 'x'.
3071 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
3073 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
3074 predicate to discriminate types.
3076 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
3078 * doc/invoke.texi (Wmissing-format-attribute): Document as an
3079 alias of Wsuggest-attribute=format.
3080 * c-typeck.c (convert_for_assignment): Replace
3081 Wmissing-format-attribute with Wsuggest-attribute=format.
3082 (digest_init): Likewise.
3084 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
3086 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
3087 * common.opt (Wmissing-noreturn): Alias of
3088 -Wsuggest-attribute=noreturn.
3090 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
3093 * config/cris/cris.md (andqu): New peephole2.
3094 (andu): Tweak head comment.
3096 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3097 Steven Bosscher <steven@gcc.gnu.org>
3098 Maxim Kuvyrkov <maxim@codesourcery.com>
3100 PR tree-optimization/38785
3101 * common.opt (ftree-partial-pre): New option.
3102 * doc/invoke.texi: Document it.
3103 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
3104 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
3106 (execute_pre): Use flag_tree_partial_pre.
3108 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3111 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3114 2012-04-27 Ollie Wild <aaw@google.com>
3116 * doc/invoke.texi (Wliteral-suffix): Document new option.
3118 2012-04-27 Tom Tromey <tromey@redhat.com>
3120 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
3121 (dwarf_tag_name): Use get_DW_TAG_name.
3122 (dwarf_attr_name): Use get_DW_AT_name.
3123 (dwarf_form_name): Use get_DW_FORM_name.
3124 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
3126 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3128 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
3129 arguments are -1 and 0, by negating the result of the conditional.
3131 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3134 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
3136 2012-04-27 Richard Guenther <rguenther@suse.de>
3138 * tree-flow.h (is_hidden_global_store): Remove.
3139 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
3140 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
3141 (stmt_may_clobber_global_p): Likewise.
3142 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
3143 (stmt_may_clobber_global_p): Likewise.
3144 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
3145 stmt_may_clobber_global_p.
3146 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
3148 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
3150 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
3153 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
3154 reorganize some fields and update comments. Rename bit_test_uniq
3155 and bit_test_count to uniq resp. count. Remove bit_test_bb.
3156 (collect_switch_conv_info): New function, collects info about a
3157 GIMPLE_SWITCH into a struct switch_conv_info.
3158 (check_range): Simplify to use pre-recorded info. Fix think-o in
3159 range-branch ratio check.
3160 (check_process_case): Remove function.
3161 (check_all_empty_except_final): New function, verifies that all
3162 non-final basic blocks are empty.
3163 (process_switch): Simplify to use pre-recorded info. Call
3164 collect_switch_conv_info to do that. Assert that degenerate switch
3165 statements have been cleaned up.
3167 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
3170 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
3172 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
3175 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
3177 2012-04-27 Tom de Vries <tom@codesourcery.com>
3179 PR tree-optimization/51879
3180 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
3181 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
3183 (defs_to_varying): ... here. Don't set use_processed.
3184 (visit_reference_op_call): Handle gimple_vdef.
3185 Handle case that lhs is NULL_TREE.
3186 (visit_use): Use mark_use_processed. Handle calls with side-effect
3187 using visit_reference_op_call.
3189 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
3191 * sched-deps.c (fixup_sched_groups): Rename to...
3192 (chain_to_prev_insn): ...this.
3193 (chain_to_prev_insn_p): New function.
3194 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
3196 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
3198 * sched-int.h (_haifa_insn_data): Move priority_status.
3200 (INSN_MODEL_INDEX): New macro.
3201 * haifa-sched.c (insn_delay): New function.
3202 (sched_regno_pressure_class): Update commentary.
3203 (mark_regno_birth_or_death): Pass the liveness bitmap and
3204 pressure array as arguments, instead of using curr_reg_live and
3205 curr_reg_pressure. Only update the pressure if the bit in the
3206 liveness set has changed.
3207 (initiate_reg_pressure_info): Always trust the live-in set for
3208 SCHED_PRESSURE_MODEL.
3209 (initiate_bb_reg_pressure_info): Update call to
3210 mark_regno_birth_or_death.
3211 (dep_list_size): Take the list as argument.
3212 (calculate_reg_deaths): New function, extracted from...
3213 (setup_insn_reg_pressure_info): ...here.
3214 (MODEL_BAR): New macro.
3215 (model_pressure_data, model_insn_info, model_pressure_limit)
3216 (model_pressure_group): New structures.
3217 (model_schedule, model_worklist, model_insns, model_num_insns)
3218 (model_curr_point, model_before_pressure, model_next_priority):
3220 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
3221 (MODEL_INSN_INFO, MODEL_INSN): New macros.
3222 (model_index, model_update_limit_points_in_group): New functions.
3223 (model_update_limit_points, model_last_use_except): Likewise.
3224 (model_start_update_pressure, model_update_pressure): Likewise.
3225 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
3226 (model_excess_cost, model_dump_pressure_points): Likewise.
3227 (model_set_excess_costs): Likewise.
3228 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
3229 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
3230 schedule as an alternative tie-breaker. Update the call to
3232 (ready_sort): Call model_set_excess_costs.
3233 (update_register_pressure): Update call to mark_regno_birth_or_death.
3234 Rely on that function to check liveness rather than doing it here.
3235 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
3236 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
3237 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
3238 (model_record_pressure, model_record_pressures): New functions.
3239 (model_record_final_pressures, model_add_successors_to_worklist)
3240 (model_promote_predecessors, model_choose_insn): Likewise.
3241 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
3242 (model_start_schedule, model_finalize_pressure_group): Likewise.
3243 (model_end_schedule): Likewise.
3244 (schedule_insn): Say when we're scheduling the next instruction
3245 in the model schedule.
3246 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
3247 (queue_to_ready): Do not add instructions that are
3248 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
3249 Always allow the next instruction in the model schedule to be added.
3250 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
3251 and delay for SCHED_PRESSURE_MODEL too.
3252 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
3253 SCHED_PRIORITY_MODEL, but also take the DFA into account.
3254 (schedule_block): Call model_start_schedule and model_end_schedule.
3255 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
3256 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
3257 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
3259 (sched_finish): Update accordingly.
3260 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
3261 to SCHED_PRESSURE_MODEL.
3262 (add_jump_dependencies): Update call to dep_list_size.
3263 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
3264 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
3265 to SCHED_PRESSURE_MODEL.
3266 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
3267 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
3268 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
3269 handling to SCHED_PRESSURE_MODEL.
3271 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
3273 * common.opt (fsched-pressure-algorithm=): New option.
3274 * flag-types.h (sched_pressure_algorithm): New enum.
3275 * sched-int.h (sched_pressure_p): Replace with...
3276 (sched_pressure): ...this new variable.
3277 * haifa-sched.c (sched_pressure_p): Replace with...
3278 (sched_pressure): ...this new variable.
3279 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
3280 (update_reg_and_insn_max_reg_pressure, schedule_insn)
3281 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
3282 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
3283 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
3284 (sched_analyze_insn): Likewise.
3285 * sched-rgn.c (schedule_region): Likewise.
3286 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
3288 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
3290 * PR middle-end/52997
3291 * ira.c (find_moveable_pseudos): Call resize_reg_info.
3294 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
3295 * expr.c (convert_move): Honor unsignedp when extending partial int
3297 * genmodes.c (complete_mode): Don't clear component field of partial
3299 (emit_mode_inner): Don't emit it however.
3300 (calc_wider_mode): Partial int modes widen to their component.
3302 2012-04-26 David S. Miller <davem@davemloft.net>
3304 * config/sparc/niagara4.md: New file.
3305 * config/sparc/sparc.md: Include it.
3306 * config/sparc/sparc.c (niagara4_costs): New processor costs.
3307 (sparc_option_override): Use it.
3308 (sparc_use_sched_lookahead): Return 2 for niagara4.
3309 (sparc_issue_rate): Likewise.
3311 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
3312 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
3313 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
3314 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
3315 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
3316 alignaddrldi_vis): Set type to gsr.
3317 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
3318 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
3319 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
3320 v<vis3_shift_patname><mode>3, fmean16_vis,
3321 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
3322 fucmp<code>8<P:mode>_vis): Set type to fga.
3323 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
3324 * config/sparc/niagara.md: Likewise.
3325 * config/sparc/niagara2.md: Likewise.
3326 * config/sparc/ultra3.md: Likewise, and fix type matching for
3327 us3_ialuX reservation.
3329 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3331 * reload.c (find_reloads): Change the loop nesting when trying an
3332 alternative with swapped operands.
3334 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3336 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
3337 comment. Delete unused parameter first_exp_point_map.
3338 (virt_loc_aware_diagnostic_finalizer): Update call.
3340 2012-04-26 Michael Hope <michael.hope@linaro.org>
3341 Richard Earnshaw <rearnsha@arm.com>
3343 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
3344 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
3345 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
3346 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
3348 2012-04-25 Sriraman Tallam <tmsriram@google.com>
3350 * doc/extend.texi: Document avx2 support.
3351 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
3353 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
3356 * config/cris/cris.md ("*andhi_lowpart_v32")
3357 ("*andqi_lowpart_v32"): Change first input-only operand from
3358 a (match_operand ...) to (match_dup 0). Drop alternatives with
3359 const_int-matching constraints for redundancy.
3360 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
3361 three-operand alternative.
3363 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3366 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
3367 instead expand it as zero extension.
3369 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
3372 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
3374 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3376 * common.opt (flag_debug_types_section): Default to 0.
3377 (dwarf_version): Default to 4.
3378 (dwarf_record_gcc_switches): Default to 1.
3379 (dwarf_strict): Default to 0.
3380 * toplev.c (process_options): Don't handle dwarf_strict
3381 or dwarf_version here.
3382 * config/vxworks.c (vxworks_override_options): Don't
3383 test whether dwarf_strict or dwarf_version are negative,
3384 instead test !global_options_set.x_dwarf_*.
3385 * config/darwin.c (darwin_override_options): Default to
3387 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
3388 and -fno-debug-types-section are now the default.
3390 2012-04-25 Jan Hubicka <jh@suse.cz>
3392 * cgraphunit.c: Update toplevel comment.
3393 (tree_rest_of_compilation): Merge into cgraph_expand_function.
3394 (cgraph_analyze_function): Make static.
3395 (cgraph_decide_is_function_needed): Make static.
3396 (cgraph_add_new_function): Use expand_function instead of
3397 rest_of_compilation.
3398 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
3399 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
3401 (cgraph_inline_p): Remove.
3402 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
3403 (init_cgraph): Add comment.
3404 * cgraphbuild.c (record_reference, mark_address, mark_load,
3405 mark_store): Do not call analyze_expr hook.
3406 * cgraph.c: Update toplevel comment.
3407 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
3408 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
3409 Move fere from cgraphunit.c
3410 (cgraph_mark_force_output_node): Move to cgraph.h
3411 * cgraph.h: Reorder so the comments match the function placement.
3412 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
3413 (cgraph_mark_force_output_node): Move here from cgraph.c
3414 * tree.c (free_lang_data): Do not clear analyze_expr hook.
3415 * ipa-inline-transform.c (preserve_function_body_p): New function.
3416 (inline_transform): Update.
3417 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
3418 * langhooks.h (lang_hooks_for_callgraph): Remove.
3419 (lang_hooks): Remove callgraph.
3420 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
3421 * varpool.c: Remove out of date comment.
3422 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
3423 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
3425 2012-04-25 Jan Hubicka <jh@suse.cz>
3428 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
3429 forward declaration.
3430 (cgraph_finalize_function): Finalize them here.
3431 * symtab.c (dump_symtab): Dump ctors and dtors.
3433 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3436 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3437 larger than maxbits. Don't compute maxbits modulo align.
3438 Also check that unit bytes long store at bitpos / unit * unit
3439 doesn't affect bits beyond bitregion_end.
3440 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3441 would not fit into bitregion_start ... bitregion_end + 1 bit region.
3442 (store_split_bit_field): Decrease unit close to end of bitregion_end
3443 if access is restricted in order to avoid mutual recursion.
3445 PR tree-optimization/53058
3446 * double-int.h (double_int_max_value, double_int_min_value): New
3448 * double-int.c (double_int_max_value, double_int_min_value): New
3450 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
3451 or GT_EXPR with double_int_max_value instead of double_int_mask.
3453 2012-04-25 Richard Guenther <rguenther@suse.de>
3455 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
3456 * tree-vect-loop.c (vect_transform_loop): Adjust.
3457 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
3458 the maximum number of iterations for the epilogue loop.
3459 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
3461 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3464 * c-typeck.c (set_nonincremental_init,
3465 set_nonincremental_init_from_string): Pass true instead of false
3466 as IMPLICIT to add_pending_init.
3468 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
3470 * c-typeck.c (pop_init_level): Improve diagnostics.
3472 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
3474 * compare-elim.c (try_eliminate_compare): Also handle operands with
3475 implicit extensions.
3477 2012-04-25 Alan Modra <amodra@gmail.com>
3479 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
3480 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
3481 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
3482 (no_global_regs_above): Delete.
3483 (no_global_regs): New function.
3484 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
3485 value for load multiple test.
3486 (savres_routine_syms): Increase size.
3487 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
3488 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
3489 rather than a number of boolean flags. Update all callers.
3490 (rs6000_savres_routine_name): Generate vector save/restore names.
3491 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
3492 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
3493 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
3494 and using_store_multiple. Expand uses. Don't always use r11 as
3495 frame reg when needed for out-of-line saves. Set up initial offset
3496 for out-of-line vector saves when buying stack frame. Handle pointer
3497 reg setup for out-of-line fp save. Emit call to out-of-line vector
3498 save function. Choose r11 or r12 for vrsave reg when available for
3500 (rs6000_output_function_prologue): Don't emit .extern for ELF.
3501 (rs6000_emit_epilogue): Choose a better frame reg when restoring
3502 from back-chain to suit out-of-line vector restore functions. Emit
3503 call to out-of-line vector restore function. Adjust register used
3504 for cr restore. Tweak pointer register setup for gpr restore.
3505 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
3507 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
3508 (V_SAVE_INLINE): Define.
3509 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
3511 2012-04-25 Alan Modra <amodra@gmail.com>
3513 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
3514 out-of-line save/restore for large frames. Don't disable
3515 out-of-line saves on ABI_AIX when using static chain reg.
3516 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
3517 clobber static chain reg, and tweak for out-of-line gpr saves
3520 2012-04-25 Alan Modra <amodra@gmail.com>
3522 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
3523 (rs6000_emit_prologue): Use the above to catch register overlap.
3525 2012-04-25 Alan Modra <amodra@gmail.com>
3527 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
3528 decl. Move logic selecting update reg to callers. Update all callers.
3529 (rs6000_emit_allocate_stack): Add copy_off param.
3530 (emit_frame_save): Don't handle reg+reg addressing.
3531 (ptr_regno_for_savres): New function, extracted from..
3532 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
3533 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
3534 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
3535 frame offset adjustment for out-of-line save with copy from sp.
3536 Simplify condition controlling whether cr is saved early or
3537 late. Use ptr_regno_for_savres to verify correct reg is set
3538 up for out-of-line saves. Pass the actual pointer reg used to
3539 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
3540 function. Rearrange spe vars so code is similar to that
3541 elsewhere in this function. Don't update frame_off when spe
3542 save code will restore r11. Use emit_frame_save for spe and
3543 gpr saves. Consolidate darwin out-of-line gpr setup with that
3544 for other abis. Don't assume frame_offset is zero and frame
3545 reg is sp when setting up altivec reg saves, and calculate
3546 exact offset requirement.
3547 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
3548 spe restore code. Consolidate darwin out-of-line gpr setup
3549 with that for other abis.
3551 2012-04-25 Alan Modra <amodra@gmail.com>
3553 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
3554 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
3556 (emit_frame_save): Delete frame_ptr param. Rename total_size to
3558 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
3559 and emit_frame_save calls. Cope with possibly missing note.
3561 2012-04-24 Sriraman Tallam <tmsriram@google.com>
3563 * config/i386/i386.c (build_processor_model_struct): New function.
3564 (make_var_decl): New function.
3565 (fold_builtin_cpu): New function.
3566 (ix86_fold_builtin): New function.
3567 (make_cpu_type_builtin): New function.
3568 (ix86_init_platform_type_builtins): New function.
3569 (ix86_expand_builtin): Expand new builtins by folding them.
3570 (ix86_init_builtins): Make new builtins to detect CPU type.
3571 (TARGET_FOLD_BUILTIN): New macro.
3572 (IX86_BUILTIN_CPU_INIT): New enum value.
3573 (IX86_BUILTIN_CPU_IS): New enum value.
3574 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
3575 * config/i386/i386-builtin-types.def: New function type.
3576 * testsuite/gcc.target/builtin_target.c: New testcase.
3577 * doc/extend.texi: Document builtins.
3579 2012-04-24 Olivier Hainque <hainque@adacore.com>
3581 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
3582 * toplev.c (process_options): Default to dwarf_version 2.
3583 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
3584 and dwarf_version 2.
3586 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3588 * tree-pretty-print.h (default_tree_printer): Do not declare.
3589 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
3591 (default_tree_diagnostic_starter): Make static.
3592 (default_tree_printer): Move to here. Make static.
3593 (tree_diagnostics_defaults): New.
3594 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
3595 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
3596 * toplev.c: Do not include tree-pass.h.
3597 (default_tree_printer): Move from here.
3598 (general_init): Use tree_diagnostics_defaults.
3600 2012-04-24 Chao-ying Fu <fu@mips.com>
3602 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
3603 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
3604 * config/mips/gnu-user.h
3605 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
3606 (GNU_USER_TARGET_LINK_SPEC): New define.
3607 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
3608 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
3609 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
3610 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
3611 GNU_USER_TARGET_ENDFILE_SPEC.
3612 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
3613 (GNU_USER_TARGET_LINK_SPEC): New define.
3614 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
3615 * config/mips/linux-common.h: New file.
3617 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3620 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
3621 (altivec_build_resolved_builtin): Call fully_fold_convert.
3623 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
3626 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
3628 2012-04-24 Richard Guenther <rguenther@suse.de>
3630 PR tree-optimization/53085
3631 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
3634 2012-04-24 Richard Guenther <rguenther@suse.de>
3636 * tree-if-conv.c (main_tree_if_conversion): Move bb under
3639 2012-04-24 Jim Meyering <meyering@redhat.com>
3641 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
3642 absence of an define_enum call.
3644 2012-04-24 Richard Guenther <rguenther@suse.de>
3646 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
3647 the epilogue loop is not re-used as unvectorized version
3648 record the its maximum number of iterations.
3650 2012-04-24 Andrew Pinski <apinski@cavium.com>
3652 * tree-ssa-forwprop.c (simplify_bitwise_binary):
3653 Don't directly use def1/def2.
3655 2012-04-24 Richard Guenther <rguenther@suse.de>
3657 PR tree-optimization/53098
3658 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
3661 2012-04-24 Andrew Pinski <apinski@cavium.com>
3664 * tree-ssa-forwprop.c (defcodefor_name): New function.
3665 (simplify_bitwise_binary): Use defcodefor_name instead of manually
3666 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
3667 Simplify "(~X | Y) & X" to "X & Y" and
3668 "(~X & Y) | X" to "X | Y".
3670 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3672 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
3673 validate_change to add clobbers if IN_GROUP is nonzero.
3674 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
3675 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
3677 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
3679 * config/s390/s390.c (insn_invalid_p): Likewise.
3681 2012-04-24 Jakub Jelinek <jakub@redhat.com>
3684 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
3685 (output_addressed_constants): Likewise.
3688 * varasm.c (get_section): Don't ICE for section conflicts with
3689 built-in section kinds.
3691 2012-04-23 DJ Delorie <dj@redhat.com>
3693 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
3694 (LIBSTDCXX): Change to CPP2.
3696 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
3699 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
3702 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
3704 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
3705 (*addsi_2_zext): Ditto.
3706 (*add<mode>_3): Ditto.
3707 (*addsi_3_zext): Ditto.
3708 (*add<mode>_5): Ditto.
3710 2012-04-23 Andrew Pinski <apinski@cavium.com>
3712 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
3713 (C & B) to (A OP0) & B.
3715 2012-04-23 Martin Jambor <mjambor@suse.cz>
3717 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
3718 temporaries created for a bitfield (reverting revision 122014).
3720 2012-04-23 Richard Guenther <rguenther@suse.de>
3722 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
3723 the condition using is_gimple_condexpr and avoid the not necessary
3725 (set_prologue_iterations): Likewise.
3726 (vect_loop_versioning): Likewise.
3728 2012-04-23 Richard Guenther <rguenther@suse.de>
3730 PR tree-optimization/53070
3731 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
3732 (main_tree_if_conversion): Verify we succeeded in that.
3734 2012-04-23 Jan Hubicka <jh@suse.cz>
3736 * lto-symtab.c (lto_cgraph_replace_node): Do not call
3737 mark_reahcable_node.
3738 * cgraph.c (cgraph_remove_node): Do not clear reachable.
3739 (cgraph_mark_reachable_node): Remove.
3740 (cgraph_mark_force_output_node): Do not set reachable.
3741 (dump_cgraph_node): Do not dump reachable.
3742 (cgraph_create_virtual_clone): Do not set reachable.
3743 * cgraph.h (cgraph_node): Remove reachable flag.
3744 (varpool_node): Remove reachable flag.
3745 (cgraph_mark_if_needed): Remove.
3746 (cgraph_mark_reachable_node): Remove.
3747 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
3748 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
3750 (cgraph_add_new_function): Likewise.
3751 (cgraph_mark_if_needed): Remove.
3752 (cgraph_analyze_function): Do not set target as reachable.
3753 (process_function_and_variable_attributes): Do not care about
3755 (cgraph_analyze_functions): Do not set reachable flags.
3756 (cgraph_mark_functions_to_output): Do not check reachability.
3757 (cgraph_copy_node_for_versioning): Do not set reachable flag.
3758 (dbxout_expand_expr): Update.
3759 * c-decl.c (merge_decls): Do not track changed externs.
3760 * ipa.c: Include pointer-set.h
3761 (enqueue_cgraph_node): Use reachable pointer set.
3762 (process_references): Likewise.
3763 (cgraph_remove_unreachable_nodes): Likewise.
3764 (whole_program_function_and_variable_visibility): Do not recompute
3766 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
3768 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
3770 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
3772 2012-04-23 Richard Guenther <rguenther@suse.de>
3775 * c-typeck.c (build_binary_op): Fix typo.
3777 2012-04-23 Jakub Jelinek <jakub@redhat.com>
3779 PR tree-optimizations/52891
3780 * tree-vect-patterns.c (adjust_bool_pattern): Use
3781 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
3782 but with non-standard precision.
3784 2012-04-22 Jan Hubicka <jh@suse.cz>
3786 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
3789 2012-04-22 Jan Hubicka <jh@suse.cz>
3791 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
3792 * cgraphbuild.c (record_reference, record_type_list, mark_address,
3793 mark_load, mark_store): Do not mark varpool nodes as needed.
3794 * cgraph.c (cgraph_new_nodes): Remove.
3795 (cgraph_create_function_alias): Do not mark nodes as reachable.
3796 (cgraph_add_thunk): Likewise.
3797 (cgraph_mark_reachable_node): Do not manage the queue.
3798 * cgraph.h (cgraph_node): Remove next_needed.
3799 (varpool_nodes_queue): Remove next_needed and prev_needed.
3800 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
3801 (cgraph_new_nodes): Declare.
3802 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
3803 (varpool_analyze_pending_decls): Remove.
3804 (varpool_analyze_node): New.
3805 (varpool_mark_needed_node): Remove.
3806 (varpool_first_variable, varpool_next_variable): New inlines.
3807 (varpool_first_static_initializer, varpool_next_static_initializer):
3809 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
3810 (varpool_first_defined_variable): New inline.
3811 (varpool_next_defined_variable): New inline
3812 (FOR_EACH_VARIABLE): Reimplement.
3813 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
3814 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
3816 * cgraphunit.c (cgraph_new_nodes): Declare here.
3817 (enqueue_node): New function.
3818 (cgraph_process_new_functions): update for new
3819 node set; when constructing cgraph enqueue node for processing.
3820 (cgraph_add_new_function): Use new node set.
3821 (process_function_and_variable_attributes): Do not set varpool needed
3823 (referred_to_p): New function.
3824 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
3825 when varpool is in construction.
3826 (cgraph_analyze_functions): Rewrite.
3827 (cgraph_expand_all_functions): Update.
3828 (cgraph_output_in_order): Do not analyze pending decls; do not set
3830 (cgraph_optimize): Do not analyze pending decls.
3831 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
3832 in other partition; do not mark node as needed.
3833 * dwarf2out.c (reference_to_unused): Use analyzed flag.
3834 (premark_types_used_by_global_vars_helper): Likewise.
3835 * ipa.c (process_references): Do not call varpool_mark_needed_node.
3836 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
3838 (function_and_variable_visibility): Do not mark node as needed.
3839 (whole_program_function_and_variable_visibility): Likewise.
3840 * Makefile.in (gt-varpool.h): No longer needed.
3841 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
3842 (ipa_write_summaries): Do not use needed flag.
3843 * varpool.c: Do not include gt-varpool.h
3844 (x_varpool_nodes_queue, x_varpool_last_needed_node,
3845 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
3846 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
3848 (varpool_remove_node): Do not update the lists.
3849 (dump_varpool_node): Do not dump needed flag.
3850 (varpool_enqueue_needed_node): Remove.
3851 (varpool_mark_needed_node): Remove.
3852 (varpool_reset_queue): Remove.
3853 (varpool_finalize_decl): Move to cgraphunit.c
3854 (varpool_analyze_node): New functions based on former
3855 varpool_analyze_pending_decls.
3856 (varpool_analyze_pending_decls): Remove.
3857 (varpool_assemble_decl): Do not update the lists.
3858 (enqueue_node): New function.
3859 (varpool_remove_unreferenced_decls): Rewrite.
3860 (varpool_empty_needed_queue): Remove.
3861 (add_new_static_var): Do not mark node as needed.
3862 (varpool_create_variable_alias): Handle expansion state
3864 * except.c (output_ttype): Do not mark node as needed.
3865 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
3866 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
3868 * tree-switch-conversion.c (build_one_array): Likewise.
3870 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3873 * doc/invoke.texi (pedantic): Rename to Wpedantic.
3874 * common.opt (Wpedantic): New.
3875 (pedantic): Alias Wpedantic.
3876 * diagnostic.c (warning_at): Likewise.
3877 * c-decl.c (diagnose_mismatched_decls): Likewise.
3878 (build_array_declarator): Likewise.
3879 (mark_forward_parm_decls):
3880 (check_bitfield_type_and_width): Likewise.
3881 (grokdeclarator): Likewise.
3882 (grokfield): Likewise.
3883 (finish_struct): Likewise.
3884 (build_enumerator): Likewise.
3885 (store_parm_decls_oldstyle): Likewise.
3886 (declspecs_add_qual): Likewise.
3887 (declspecs_add_type): Likewise.
3888 (finish_declspecs): Likewise.
3889 * c-typeck.c (composite_type): Likewise.
3890 (comp_target_types): Likewise.
3891 (build_array_ref): Likewise.
3892 (pointer_diff): Likewise.
3893 (build_unary_op): Likewise.
3894 (build_conditional_expr): Likewise.
3895 (build_c_cast): Likewise.
3896 (convert_for_assignment): Likewise.
3897 (maybe_warn_string_init): Likewise.
3898 (digest_init): Likewise.
3899 (pop_init_level): Likewise.
3900 (set_init_index): Likewise.
3901 (c_finish_goto_label): Likewise.
3902 (c_finish_return): Likewise.
3903 (do_case): Likewise.
3904 (build_binary_op): Likewise.
3905 * c-parser.c (static): Likewise.
3906 (c_parser_external_declaration): Likewise.
3907 (c_parser_declaration_or_fndef): Likewise.
3908 (c_parser_static_assert_declaration_no_se): Likewise.
3909 (c_parser_enum_specifier): Likewise.
3910 (c_parser_struct_or_union_specifier): Likewise.
3911 (c_parser_struct_declaration): Likewise.
3912 (c_parser_alignas_specifier): Likewise.
3913 (c_parser_braced_init): Likewise.
3914 (c_parser_initelt): Likewise.
3915 (c_parser_compound_statement_nostart): Likewise.
3916 (c_parser_conditional_expression): Likewise.
3917 (c_parser_alignof_expression): Likewise.
3918 (c_parser_postfix_expression): Likewise.
3919 (c_parser_postfix_expression_after_paren_): Likewise.
3920 (c_parser_objc_class_instance_variables): Likewise.
3921 (c_parser_objc_method_definition): Likewise.
3922 (c_parser_objc_methodprotolist): Likewise.
3924 2012-04-22 Ian Lance Taylor <iant@google.com>
3926 * godump.c (go_output_typedef): Dump size of structs.
3928 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
3930 Correcting transform_to_exit_first_loop + fix to PR46886
3931 * tree-parloops.c (transform_to_exit_first_loop): Remove
3932 setting of number of iterations according to the loop pattern.
3933 Duplicate from entry to exit->src instead of loop->latch.
3934 (pallelize_loops): Remove the condition preventing do-while loops.
3935 * tree-cfg.c (bool bb_in_region_p): New.
3936 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
3937 Adjust redirection of the duplicated iteration.
3939 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
3942 * rtl.def (ADDRESS): Use "i" rather than "w".
3943 * rtl.h (find_base_term): Delete.
3944 (may_be_sp_based_p): Declare.
3945 * rtl.c (rtx_code_size): Remove ADDRESS special case.
3946 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
3947 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
3949 (find_base_term): Make static.
3950 (may_be_sp_based_p): New function.
3951 * dse.c (record_store): Use it.
3952 * store-motion.c (store_killed_in_insn): Likewise.
3954 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
3956 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
3958 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
3961 * c-typeck.c (inform_declaration): New.
3962 (build_function_call_vec): Do not pretty-print
3963 expressions when caret is enabled.
3964 (convert_arguments): Use inform_declaration.
3966 2012-04-20 Jim Meyering <meyering@redhat.com>
3968 * genmodes.c (make_complex_modes): Don't truncate a mode name of
3969 length 7 or more when prepending a "C". Suggested by Richard Guenther.
3971 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3973 PR rtl-optimization/44214
3974 * fold-const.c (exact_inverse): New function.
3975 (fold_binary_loc): Fold vector and complex division by constant into
3976 multiply by recripocal with flag_reciprocal_math; fold vector division
3977 by constant into multiply by reciprocal with exact inverse.
3979 2012-04-20 Jan Hubicka <jh@suse.cz>
3981 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
3983 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
3984 (cgraph_remove_node): Update.
3985 (cgraph_mark_needed_node): Remove.
3986 (cgraph_mark_force_output_node): New.
3987 (dump_cgraph_node): Do not dump needed flag.
3988 (cgraph_node_cannot_be_local_p_1): Update.
3989 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
3990 * cgraph.h (symtab_node_base): Add force_output flag.
3991 (cgraph_node): Remove needed flag.
3992 (varpool_node): Remove force_output flag.
3993 (cgraph_mark_needed_node): Remove.
3994 (cgraph_mark_force_output_node): New.
3995 (cgraph_only_called_directly_or_aliased_p,
3996 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
3997 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
3998 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
3999 (cgraph_add_new_function): Update.
4000 (cgraph_mark_if_needed): Update.
4001 (verify_cgraph_node): Update.
4002 (cgraph_analyze_function): Alias target is reachable.
4003 (process_function_and_variable_attributes): Update: externally_visible
4004 flag makes function reachable.
4005 (cgraph_analyze_functions): Update dumping.
4006 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
4007 input_overwrite_node, input_varpool_node): Update streaming.
4008 * lto-streamer-out.c (produce_symtab): Use force_output.
4009 * ipa.c (process_references): Weakrefs must be processed.
4010 (cgraph_remove_unreachable_nodes): Likewise; update for new
4012 (varpool_externally_visible_p): Weakrefs are externally visible
4013 even if they are not.
4014 (function_and_variable_visibility): Update; when processing alias
4015 pair force the targets to be output.
4016 (whole_program_function_and_variable_visility): Use
4017 mark_reachable_node.
4018 * trans-mem.c (ipa_tm_mark_needed_node): Remove
4019 (ipa_tm_mark_force_output_node): New function.
4020 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
4021 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
4023 * varasm.c (mark_decl_referenced): Update.
4024 (find_decl_and_mark_needed): Remove.
4025 (find_decl): New function.
4026 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
4027 alias targets as needed.
4028 (dump_tm_clone_pairs): Update.
4029 * tree-inline.c (copy_bb): Update check.
4030 * symtab.c (dump_symtab_base): Dump force_output.
4031 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
4032 * passes.c (execute_todo): Fix dumping.
4033 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
4034 (varpool_analyze_pending_decls): Alias target is reachable.
4035 (varpool_create_variable_alias): Finalize weakrefs.
4037 2012-04-20 Jakub Jelinek <jakub@redhat.com>
4040 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
4041 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
4042 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
4043 macros instead of constants.
4044 * dse.c (record_store): Check for SP ADDRESS by comparing
4045 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
4046 XEXP to be stack_pointer_rtx.
4048 2012-04-20 Richard Guenther <rguenther@suse.de>
4050 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
4051 update_call_from_tree when propagating into a call.
4053 2012-04-20 Alan Modra <amodra@gmail.com>
4055 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
4056 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
4057 sp_offset to frame_off. Move world save code earlier.
4059 2012-04-20 Richard Guenther <rguenther@suse.de>
4061 PR tree-optimization/53050
4062 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
4063 Do only one transform on COND_EXPRs at the same time.
4065 2012-04-19 Jan Hubicka <jh@suse.cz>
4067 * symtab.c (dump_symtab_base): Revert accidental checkin.
4069 2012-04-20 Alan Modra <amodra@gmail.com>
4072 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
4073 static chain, set REST_INLINE_FPRS too.
4075 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
4077 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
4080 2012-04-20 Richard Guenther <rguenther@suse.de>
4082 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
4083 loops that can never run more often than the vectorization factor.
4085 2012-04-19 Jan Hubicka <jh@suse.cz>
4087 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
4089 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
4091 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
4093 2012-04-19 Jim Meyering <meyering@redhat.com>
4095 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
4096 We verified above that the string(including trailing NUL) fits in buf,
4099 2012-04-19 Richard Guenther <rguenther@suse.de>
4101 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
4102 for dumping DECL_SECTION_NAME.
4104 2012-04-19 Michael Matz <matz@suse.de>
4107 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
4108 (struct tree_vector): Adjust GTY length.
4109 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
4111 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
4113 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
4114 caller emitted the length calulation already.
4115 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
4116 before handling any of the fields for structs.
4118 2012-04-19 Richard Guenther <rguenther@suse.de>
4120 PR tree-optimization/53031
4121 * tree-vrp.c (adjust_range_with_scev): Revert back to
4122 using max_loop_iterations.
4124 2012-04-19 Michael Matz <matz@suse.de>
4126 * diagnostic.c (emit_diagnostic): Move va_end call after user
4128 (warning, warning_at, pedwarn, permerror): Ditto.
4130 2012-04-19 Richard Guenther <rguenther@suse.de>
4132 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
4135 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
4138 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
4139 the case *(X+const).
4141 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4143 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
4145 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4148 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
4149 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
4151 2012-04-19 Richard Guenther <rguenther@suse.de>
4153 PR rtl-optimization/44688
4154 * loop-iv.c (determine_max_iter): Only return max_iter.
4155 (iv_number_of_iterations): Also use the recorded loop bound
4156 on the maximum number of iterations.
4157 * loop-unroll.c (decide_unroll_runtime_iterations): Use
4158 max_iter to avoid unrolling loops that do not roll.
4159 (decide_unroll_stupid): Likewise.
4161 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
4163 * targhooks.c (default_case_values_threshold): Fix code style nit.
4165 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
4166 case range and type folding from here...
4167 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
4168 type, as documented in tree.def.
4170 2012-04-18 Jan Hubicka <jh@suse.cz>
4172 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
4174 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
4175 cgraph hash and same comdat groups.
4176 (cgraph_optimize): Verify symbol table.
4177 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
4178 (dissolve_same_comdat_group_list): Work on symtab nodes.
4179 (function_and_variable_visibility): Dissolve variable same comdat group
4181 * symtab.c: Include timevar.h
4182 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
4184 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
4186 * tree-switch-conversion.c (info): Remove global pass info.
4187 (check_range, check_process_case, check_final_bb, create_temp_arrays,
4188 free_temp_arrays, gather_default_values, build_constructors,
4189 array_value_type, build_one_array, build_arrays, gen_def_assigns,
4190 fix_phi_nodes, gen_inbound_check): Pass info around from ...
4191 (process_switch): ... here. Unify message format. Return a const
4192 char pointer to the failure reason message.
4193 (do_switchconv): Unify message format. Update process_switch usage.
4195 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
4196 * tree-cfg.c (edge_to_cases): Fix documentation.
4198 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
4200 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
4202 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4204 PR tree-optimization/52976
4205 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
4206 (possibly_move_powi): New function.
4207 (rewrite_expr_tree): Call possibly_move_powi.
4208 (rewrite_expr_tree_parallel): Likewise.
4209 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
4210 call add_to_ops_vec instead.
4212 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4214 PR tree-optimization/52976
4215 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
4216 (decrement_power): Likewise.
4217 (propagate_op_to_single_use): Likewise.
4218 (zero_one_operation): Handle __builtin_pow* calls in linearized
4219 expression trees; factor logic into propagate_op_to_single_use.
4220 (undistribute_ops_list): Allow operands with repeat counts > 1.
4222 2012-04-18 Richard Guenther <rguenther@suse.de>
4224 PR tree-optimization/44688
4225 * cfgloop.h (record_niter_bound): Declare.
4226 * tree-ssa-loop-niter.c (record_niter_bound): Export.
4227 Update the estimation with the upper bound here...
4228 (estimate_numbers_of_iterations_loop): ... instead of here.
4229 Do not forcefully reset a recorded upper bound.
4230 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
4231 Record the maximum number of loop iterations of the prologue loop.
4233 2012-04-18 Jan Hubicka <jh@suse.cz>
4235 * lto-symtab.c (lto_cgraph_replace_node): Update.
4236 * cgraphbuild.c (record_reference, record_type_list,
4237 record_eh_tables, mark_address, mark_load, mark_store): Update.
4238 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
4239 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
4241 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
4242 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
4243 * reload.c: Fix typo in comment.
4244 * rtlanal.c: Likewise.
4245 * tree-emultls.c (gen_emutls_addr): Update.
4246 * ipa-reference.c (analyze_function): Update.
4247 * cgraphunit.c (cgraph_analyze_function,
4248 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
4250 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
4251 (ipa_remove_reference): Likewise.
4252 (ipa_remove_all_refering): Rename to ...
4253 (ipa_remove_all_referring): ... this one; update.
4254 (ipa_dump_references): Update.
4255 (ipa_dump_referring): Update.
4256 (ipa_clone_references): Update.
4257 (ipa_clone_refering): Rename to ...
4258 (ipa_clone_referring): ... this one; update.
4259 (ipa_ref_cannot_lead_to_return): Update.
4260 (ipa_ref_has_aliases_p): Update.
4261 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
4263 (ipa_ref_type): Remove.
4264 (ipa_ref_ptr_u): Remove.
4265 (ipa_ref): Remove referencing, refered, refered_index, refering_type
4266 and refered_type; add referring, referred and referred_index.
4267 (ipa_ref_list): Rename refering to referring.
4268 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
4269 ipa_clone_references, ipa_clone_referring): Update prototypes.
4270 * lto-cgraph.c (referenced_from_other_partition_p): Update.
4271 (lto_output_ref): Update.
4272 (add_references): Update.
4273 (input_varpool_node): Update.
4274 (input_refs): Update.
4275 * ipa-ref-inline.h (ipa_ref_node): Update.
4276 (ipa_ref_varpool_node): Update.
4277 (ipa_ref_referring_node): Update.
4278 (ipa_ref_referring_varpool_node): Update.
4279 (ipa_ref_referring_ref_list): Update.
4280 (ipa_ref_referred_ref_list): Update.
4281 (ipa_ref_list_first_referring): Update.
4282 (ipa_empty_ref_list): Update.
4283 (ipa_ref_list_refering_iterate): Rename to ...
4284 (ipa_ref_list_referring_iterate): ... this one.
4285 * cse.c: Update comment.
4286 * ipa-utils.c (ipa_reverse_postorder): Update.
4287 * tree-ssa-alias.c: Update.
4288 * ipa-inline.c (reset_edge_caches): Update.
4289 (update_caller_keys): Update.
4290 * ipa-inline.h: Update comments.
4291 * jump.c: Update comment.
4292 * alias.c: Likewise.
4293 * ipa.c (process_references): Update.
4294 (cgraph_remove_unreachable_nodes): Likewise.
4295 (ipa_discover_readonly_nonaddressable_var): Likewise.
4296 (cgraph_address_taken_from_non_vtable_p): Likewise.
4297 * trans-mem.c (ipa_tm_execute): Update.
4298 * simplify-rtx.c: Fix comment.
4299 * rtl.c: Fix comment.
4300 * symtab.c (symtab_unregister_node): Update.
4301 * varpool.c (dump_varpool_node): Update.
4302 (varpool_analyze_pending_decls): Update.
4303 (assemble_aliases): Update.
4304 (varpool_for_node_and_aliases): Update.
4306 2012-04-18 Richard Guenther <rguenther@suse.de>
4308 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
4309 use_undefined_p parameter.
4310 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
4311 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
4313 (estimate_numbers_of_iterations): Likewise.
4314 (estimated_loop_iterations): Adjust.
4315 (max_loop_iterations): Likewise.
4316 (scev_probably_wraps_p): Likewise.
4317 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
4318 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
4319 not max_loop_iterations.
4320 (execute_vrp): Remove explicit number of iterations estimation.
4322 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
4324 * config/i386/linux-common.h: New.
4326 * config.gcc: Add i386/linux-common.h before
4327 all i386/linux.h and i386/linux64.h usages.
4329 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
4330 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
4331 * config/i386/gnu-user64.h: Likewise.
4333 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
4334 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
4335 (GNU_USER_TARGET_MATHFILE_SPEC): New.
4336 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
4338 2012-04-18 Jan Hubicka <jh@suse.cz>
4340 * cgraph.c (cgraph_node_name): Remove.
4341 (dump_cgraph_node): Use dump_symtab_base; reformat.
4342 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
4343 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
4345 (cgraph_node_name, varpool_node_name): Remove.
4346 (cgraph_node_asm_name, varpool_node_asm_name,
4347 cgraph_node_name, varpool_node_name): New.
4348 * tree-pass.h (TODO_dump_cgraph): Rename to ...
4349 (TODO_dump_symtab): ... this one.
4350 * ipa-cp (pass_ipa_cp): Update.
4351 * ia-reference.c (generate_summary, read_write_all_from_decl,
4352 propagate, ipa_reference_read_optimization_summary): Update.
4353 * cgraphunit.c (cgraph_analyze_functions): Update.
4354 (cgraph_optimize): Update.
4355 * ipa-ref.c (ipa_dump_references): Update.
4356 (ipa_dump_refering): Update.
4357 * ipa-inline.c (pass_ipa_inline): Update.
4358 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
4359 * ipa.c (pass_ipa_function_visibility,
4360 pass_ipa_whole_program_visibility): Update.
4361 * tree-sra.c (pass_early_ipa_sra): Update.
4362 * symtab.c: Include langhooks.h
4363 (symtab_node_asm_name): New.
4364 (symtab_node_name): New.
4365 (symtab_type_names): New static var.
4366 (dump_symtab_base): New.
4367 (dump_symtab_node, dump_symtab): New.
4368 (debug_symtab_node, debug_symtab): New.
4369 * tree-ssa-structalias.c: Dump symbol table.
4370 * pases.c (execute_todo): Handle TODO_dump_symtab instead
4371 of TODO_dump_cgraph.
4372 * varpoo.c (varpool_node_name): Remove.
4373 (dump_varpool_node): Use dump_symtab_base; reformat.
4375 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
4377 * doc/invoke.texi (Language Independent Options): @item should be
4380 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
4383 * rtl.c (rtx_code_size): Handle ADDRESS.
4385 2012-04-17 Tom de Vries <tom@codesourcery.com>
4387 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
4390 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
4393 * config/i386/sync.md (atomic_<code><mode>): Rename to
4394 atomic_<logic><mode>.
4396 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
4398 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
4399 * alias.c (reg_base_value): Expand and update comment.
4400 (arg_base_value): New variable.
4401 (unique_id): Move up file.
4402 (unique_base_value, unique_base_value_p, known_base_value_p): New.
4403 (find_base_value): Use arg_base_value and known_base_value_p.
4404 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
4405 (find_base_term): Use known_base_value_p.
4406 (base_alias_check): Use unique_base_value_p.
4407 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
4408 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
4410 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
4412 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
4414 2012-04-17 Michael Matz <matz@suse.de>
4416 PR tree-optimization/18437
4417 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
4418 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
4419 (vect_check_strided_load): Declare.
4420 * tree-vect-data-refs.c (vect_check_strided_load): New function.
4421 (vect_analyze_data_refs): Use it to accept strided loads.
4422 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
4424 2012-04-17 Richard Guenther <rguenther@suse.de>
4427 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
4428 loops when redirecting an entry or latch edge.
4430 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
4432 * sel-sched.c (sel_global_init): Revert previous change.
4434 2012-04-17 Richard Guenther <rguenther@suse.de>
4436 * tree-flow.h (array_at_struct_end_p): Move declaration ...
4437 * tree.h (array_at_struct_end_p): ... here.
4438 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
4439 * expr.c (array_at_struct_end_p): ... here. Rewrite.
4441 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
4443 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
4444 COST_TABLE): Remove.
4445 (estimate_case_costs): Remove.
4446 (expand_case): Do not call estimate_case_costs
4447 to set use_cost_table.
4448 (balance_case_nodes): Do not use use_cost_table.
4450 2012-04-16 Jan Hubicka <jh@suse.cz>
4452 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
4453 (hash_node, eq_node): Remove.
4454 (cgraph_create_node): Do not handle hashtable.
4455 (cgraph_get_node): Remove.
4456 (cgraph_insert_node_to_hashtable): Remove.
4457 (hash_node_by_assembler_name): Remove.
4458 (eq_assembler_name): Remove.
4459 (cgraph_node_for_asm): Rewrite.
4460 (cgraph_find_replacement_node): Break out from ...
4461 (cgraph_remove_node): ... here; do not maintain hashtables.
4462 (change_decl_assembler_name): Remove.
4463 (cgraph_clone_node): Do not maintain hashtables.
4464 * cgraph.h (const_symtab_node): New typedef.
4465 (cgraph_insert_node_to_hashtable): Remove.
4466 (symtab_get_node, symtab_node_for_asm,
4467 symtab_insert_node_to_hashtable): Declare.
4468 (cgraph_find_replacement_node): Declare.
4469 (cgraph_get_node, varpool_get_node): Turn into inlines.
4470 (cgraph, varpool): Work sanely on NULL pointers.
4471 (FOR_EACH_SYMBOL): New walker.
4472 * ipa-inline-transform.c (save_inline_function_body): Use
4473 symtab_insert_node_to_hashtable.
4474 * symtab.c: Include ggc.h and diagnostics.h
4475 (symtab_hash, assembler_name_hash): New static vars;
4476 (hash_node, eq_node, hash_node_by_assembler_name,
4477 eq_assembler_name, insert_to_assembler_name_hash,
4478 unlink_from_assembler_name_hash): New.
4479 (symtab_register_node): Update hashtables.
4480 (symtab_insert_node_to_hashtable): New.
4481 (symtab_unregister_node): Update hashtables.
4482 (symtab_get_node): New.
4483 (symtab_node_for_asm): New.
4484 (change_decl_assembler_name): New.
4485 * Makefile.in (symtab.o): Needs GTY.
4486 * varpool.c (varpool_hash): Remove.
4487 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
4488 (varpool_node): Rewrite using varpool_get_node.
4489 (varpool_remove_node): DO not maintain hashtables.
4490 (varpool_node_for_asm): Rewrite.
4492 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
4494 * doc/invoke.texi: Copy-edit to put verbs in the present tense
4495 when describing the current behavior of GCC.
4497 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
4499 * genemit.c (gen_exp): Remove ADDRESS handling.
4500 * genoutput.c (scan_operands): Likewise.
4501 * genpeep.c (match_rtx): Likewise.
4502 * genrecog.c (add_to_sequence): Likewise.
4504 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
4506 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
4508 2012-04-16 Martin Jambor <mjambor@suse.cz>
4510 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
4513 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
4516 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
4517 hints for 'A' operand types.
4519 2012-04-16 Jan Hubicka <jh@suse.cz>
4521 * cgraph.h (symtab_node_base): Add next and previous pointers.
4522 (cgraph_node): Remove next and preivous pointers.
4523 (varpool_node): Likewise; remove next/previous GTY marker;
4524 it is not type safe.
4525 (symtab_node_def): Update GTY marker
4526 (x_cgraph_nodes, cgraph_nodes): Remove.
4527 (symtab_nodes): New function.
4528 (cgraph_order): Rename to ...
4529 (symtab_order): ... this one.
4530 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
4532 (x_varpool_nodes, varpool_nodes): Remove.
4533 (FOR_EACH_STATIC_VARIABLE): Update.
4534 (symtab_function_p, symtab_variable_p): New function.
4535 (FOR_EACH_VARIABLE): Update.
4536 (varpool_first_variable, varpool_next_variable): New functions.
4537 (FOR_EACH_VARIABLE): Update.
4538 (cgraph_first_defined_function): Update.
4539 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
4540 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
4541 (cgraph_first_function, cgraph_next_function): New.
4542 (FOR_EACH_FUNCTION): Update.
4543 (cgraph_first_function_with_gimple_body,
4544 cgraph_next_function_with_gimple_body): Update.
4545 * symtab.c: New file.
4546 * cgraph.c: Update copyright dates.
4547 (x_cgraph_nodes, cgraph_order): Remove.
4548 (NEXT_FREE_NODE): Update.
4549 (SET_NEXT_FREE_NODE): New.
4550 (cgraph_create_node_1): Remove common code.
4551 (cgraph_create_node): Remove common code; call symtab_register_node.
4552 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
4553 (cgraph_add_asm_node): Update.
4554 (cgraph_clone_node): Register new node.
4555 * cgraphunit.c (process_function_and_variable_attributes): Update.
4556 (cgraph_analyze_functions): Update.
4557 (cgraph_analyze_functions): Update.
4558 (cgraph_output_in_order): Update.
4559 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
4561 * ipa-inline.c (recursive_inlining): Update.
4562 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
4563 * ipa.c (cgraph_remove_unreachable_nodes): Update.
4564 * Makefile.in: Add symtab.o
4565 * varpool.c (x_varpool_nodes): Remove
4566 (varpool_node): Remove common code; call symtab_register_node.
4567 (varpool_remove_node): Remove common code; call symtab_unregister_node.
4569 2012-04-16 Richard Guenther <rguenther@suse.de>
4572 * tree.h (VECTOR_CST_NELTS): Adjust.
4573 (struct tree_vector): Add explicit length field.
4574 (make_vector_stat): Declare.
4575 (make_vector): Define.
4576 * tree.c (make_vector_stat): New function.
4577 (build_vector_stat): Use it.
4578 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
4580 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4582 PR tree-optimization/52976
4583 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
4584 (undistribute_ops_list): Ops with repeat counts aren't eligible for
4586 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
4588 2012-04-16 Jan Hubicka <jh@suse.cz>
4590 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
4592 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
4593 walkers to walk cgraph and varpool.
4594 * cgraph.c (cgraph_node_for_asm): Likewise.
4595 (dump_cgraph): Likewise.
4596 * value-prof.c (init_node_map): Likewise.
4597 * tree.c (free_lang_data_in_cgraph): Likewise.
4598 * tree-emutls.c: (ipa_lower_emutls): Likewise.
4599 * ipa-reference.c (generate_summary, propagate): Likewise.
4600 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
4601 cgraph_mark_functions_to_output, cgraph_output_in_order,
4602 output_weakrefs, cgraph_materialize_all_clones,
4603 cgraph_optimize): Likewise.
4604 * lto-cgraph.c (merge_profile_summaries): Likewise.
4605 (input_cgraph): Likewise.
4606 * ipa-pure-const.c (generate_summary): Likewise.
4607 (propagate): Likwise.
4608 * ipa-utils.c (ipa_reduced_postorder): Likewise.
4609 (ipa_free_postorder_info): Likewise.
4610 (ipa_reverse_postorder): Likewise.
4611 * ipa-inline.c (ipa_inline): Likewise.
4612 * matrix-reorg.c (find_matrices_decl): Likewise.
4613 (matrix_reorg): Likewise.
4614 * tree-vectorizer.c (increase_alignment): Likewise.
4615 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
4616 (function_and_variable_visibility): Likewise.
4617 (whole_program_function_and_variable_visibility): Likewise.
4618 (ipa_cdtor_merge): Likewise.
4619 * trans-mem.c (ipa_tm_execute): Likewise.
4620 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
4621 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
4622 (ipa_print_all_params): Likewise.
4623 (ipa_update_after_lto_read): Likewise.
4624 * tree-profie.c (tree_profiling): Likewise.
4625 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
4626 * passes.c (dump_passes): Likewise.
4627 (do_per_function): Likewise.
4628 (ipa_write_summaries): Likewise.
4629 * varpool.c (dump_varpool): Likewise.
4630 (varpool_node_for_asm): Likewise.
4631 (varpool_assemble_pending_decls): Likewise.
4633 2012-04-16 Richard Guenther <rguenther@suse.de>
4635 PR tree-optimization/52975
4636 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
4637 condition but always mark it with TRUTH_NOT_EXPR.
4639 2012-04-16 Richard Guenther <rguenther@suse.de>
4641 PR tree-optimization/52975
4642 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
4643 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
4644 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
4645 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
4647 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
4649 * config/i386/sse.md (ssse3_plusminus): New code iterator.
4650 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
4651 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
4652 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
4653 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
4654 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
4655 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
4657 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
4658 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
4659 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
4660 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
4661 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
4662 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
4664 (xop_plus): New code iterator.
4665 (macs): New code attribute.
4667 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
4668 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
4670 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
4671 xop_plus code iterator.
4672 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
4673 xop_plus code iterator.
4674 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
4675 xop_plus code iterator.
4676 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
4677 xop_plus code iterator.
4679 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
4680 any_extend code iterator.
4681 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
4682 any_extend code iterator.
4683 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
4684 any_extend code iterator.
4685 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
4686 any_extend code iterator.
4687 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
4688 any_extend code iterator.
4689 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
4690 any_extend code iterator.
4692 2012-04-14 Tom de Vries <tom@codesourcery.com>
4694 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
4695 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
4696 DELETED_LABEL note, and move it to ...
4697 * cfgrtl.c (delete_insn): ... here. Change return type to void.
4698 (delete_insn_and_edges): Likewise.
4699 (delete_insn_chain): Handle new return type of delete_insn. Delete
4700 chain backwards rather than forwards.
4701 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
4703 * cfglayout.c (fixup_reorder_chain): Delete unused label.
4705 2012-04-14 Jan Hubicka <jh@suse.cz>
4707 * cgraph.h: Update copyrights;
4708 (symtab_node): Turn to union typedef.
4709 (symtab_node_base): New structure.
4710 (symtab_type): Add SYMTAB_SYMBOL tag.
4711 (cgraph_node): Annotate some pinters with nested_ptr.
4712 (varpool_node): Likewise.
4713 (cgraph_local_info): Remove lto_file_data
4714 and externally_visible.
4715 (cgraph_node): Remove decl; same_comdat_group list;
4716 aux; ref_list; order; address_taken; reachable_from_other_parittion,
4717 in_other_partition; resolution.
4718 (varpool_node): Remove decl; same_comdat_group;
4719 ref_list; lto_file_data; aux; order; resolution; externally_visible;
4720 used_from_other_partition; in_other_partition.
4721 (symtab_node_def): New union.
4722 (cgraph, varpool): Update.
4723 (varpool_first_static_initializer, varpool_next_static_initializer,
4724 cgraph_only_called_directly_or_aliased_p,
4725 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
4726 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
4727 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
4729 * cgraph.c: Likewise.
4730 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
4731 * cgraphbuild.c: Likewise.
4732 * lto-symtab.c: Likewise.
4733 * c-gimplify.c: Likewise.
4734 * value-prof.c: Likewise.
4736 * ipa-cp.c: Likewise.
4737 * tree-emutls.c: Likewise.
4738 * ipa-inline-transform.c: Likwise.
4739 * ipa-reference.c: Likewise.
4740 * cgraphunit.c: Likewise.
4741 * ipa-ref.c: Likewise.
4742 * lto-cgraph.c: Likewise.
4743 * ipa-ref-inline.h: Likewise.
4744 * ipa-pure-const.c: Likewise.
4745 * lto-streamer-out.c: Likewise.
4746 * ipa-utils.c: Likewise.
4747 * ipa-inline.c: Likewise.
4748 * matrix-reorg.c: Likewise.
4749 * tree-eh.c: Likewise.
4750 * tree-vectorizer.c: Likewise.
4751 * ipa-split.c: Likewise.
4753 * trans-mem.c: Likewise.
4754 * ipa-inline-analysis.c: Likewise.
4755 * gimplify.c: Likewise.
4756 * cfgexpand.c: Likewise.
4757 * tree-sra.c: Likewise.
4758 * ipa-prop.c: Likewise.
4759 * varasm.c: Likewise.
4760 * tree-nested.c: Likewise.
4761 * tree-inline.c: Likewise.
4762 * tree-profile.c: Likewise.
4763 * tree-ssa-structalias.c: Likewise.
4764 * passes.c: Likewise.
4765 * varpool.c: Likewise.
4767 2012-04-14 Tom de Vries <tom@codesourcery.com>
4769 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
4770 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
4771 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
4773 (gsi_advance_fw_nondebug_nonlocal): New function.
4774 (local_def): Removed function.
4775 (same_succ_hash): Use stmt_local_def.
4776 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
4777 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
4779 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4781 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
4782 and __ILP32__ for x32.
4784 2012-04-13 Martin Jambor <mjambor@suse.cz>
4787 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
4788 fold_ctor_reference returns a zero constant.
4790 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
4792 * config.gcc: Add i386/gnu-user-common.h before all
4793 i386/gnu-user.h and i386/gnu-user64.h usages.
4795 * config/i386/gnu-user-common.h: New.
4797 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
4798 (CC1_SPEC): Likewise.
4799 (ENDFILE_SPEC): Likewise.
4800 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
4801 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
4802 (TARGET_OS_CPP_BUILTINS): Likewise.
4803 (LIBGCC2_HAS_TF_MODE): Likewise.
4804 (LIBGCC2_TF_CEXT): Likewise.
4805 (TF_SIZE): Likewise.
4806 (TARGET_ASM_FILE_END): Likewise.
4807 (STACK_CHECK_MOVING_SP): Likewise.
4808 (STACK_CHECK_STATIC_BUILTIN): Likewise.
4809 * config/i386/gnu-user64.h: Likewise.
4811 2012-04-13 Martin Jambor <mjambor@suse.cz>
4813 * expr.c (expand_expr_real_1): Pass type, not the expression, to
4814 set_mem_attributes for a memory temporary. Do not call the function
4815 for the memory temporary created for a bitfield.
4817 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
4820 * df.h (enum debug_temp_where): New.
4821 (dead_debug_init, dead_debug_finish) Declare.
4822 (dead_debug_add, dead_debug_insert_temp): Declare.
4823 (struct dead_debug_use, struct dead_debug): Moved from...
4824 * df-problems.c: ... here.
4825 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
4827 (df_create_unused_note): Likewise.
4828 (df_set_dead_notes_for_mw): Move comment where it belongs.
4829 (dead_debug_init): Export.
4830 (dead_debug_reset_uses): New, factored out of...
4831 (dead_debug_finish): ...this. Export.
4832 (dead_debug_reset): Remove.
4833 (dead_debug_add): Export.
4834 (dead_debug_insert_before): Rename to...
4835 (dead_debug_insert_temp): ... this. Add where argument. Export.
4836 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
4837 Return insertion count.
4838 (df_note_bb_compute): Adjust.
4839 * dce.c (word_dce_process_block): Adjust dead debug uses.
4840 (dce_process_block): Likewise.
4842 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
4844 * df-problems.c (df_note_bb_compute): Do not take note of
4845 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
4847 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
4850 * var-tracking.c (expand_depth): New type.
4851 (onepart_aux, expand_loc_callback_data): Change depth type to it.
4852 (loc_exp_dep_alloc): Adjust initializer.
4853 (update_depth): Use new type. Add entryvals.
4854 (vt_expand_var_loc_chain): Take note of expansions with
4855 ENTRY_VALUEs, but don't accept them right away. Run an optional
4856 second pass accepting the minimum ENTRY_VALUE count found in the
4858 (vt_expand_loc_callback, INIT_ELCD): Adjust.
4860 2012-04-13 Tom de Vries <tom@codesourcery.com>
4862 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
4863 parameters vuse and vuse_escaped.
4864 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
4865 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
4868 2012-04-13 Richard Guenther <rguenther@suse.de>
4870 PR tree-optimization/52969
4871 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
4872 the condition for the COND_EXPR and handle predicate negation
4873 by swapping the COND_EXPR arms.
4875 2012-04-13 Nick Clifton <nickc@redhat.com>
4877 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
4878 TODO_dump_func flag.
4880 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
4882 PR rtl-optimization/52203
4883 PR rtl-optimization/52715
4885 Revert the 2012-03-07 fix for PR 52203.
4886 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
4887 the insn does not modify DFA right before issuing, adjust
4888 issue_rate accordingly.
4890 2012-04-13 Richard Guenther <rguenther@suse.de>
4893 * c-typeck.c (pointer_diff): Remove bogus assert.
4895 2012-04-13 Richard Guenther <rguenther@suse.de>
4898 * convert.c (convert_to_pointer): Remove special-casing of zero.
4900 2012-04-13 Joey Ye <joey.ye@arm.com>
4902 * config/arm/constraints.md (Pe): New constraint.
4903 * config/arm/arm.md: New split for imm 256-510.
4905 2012-04-13 Terry Guo <terry.guo@arm.com>
4907 * config/arm/arm-cores.def: Added core cortex-m0plus.
4908 * config/arm/arm-tune.md: Regenerated.
4909 * config/arm/arm-tables.opt: Regenerated.
4910 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
4912 2012-04-13 Alan Modra <amodra@gmail.com>
4915 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
4916 tie regs on destination of sets. Delete forward declaration.
4917 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
4918 (rs6000_emit_prologue): Likewise.
4919 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
4921 (is_mem_ref): Use tie_operand to recognise stack ties.
4922 * config/rs6000/predicates.md (tie_operand): New.
4923 * config/rs6000/rs6000.md (restore_stack_block): Generate new
4925 (restore_stack_nonlocal): Likewise.
4926 (stack_tie): Update.
4927 (frame_tie): Delete.
4929 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4931 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
4932 HOST_WIDE_INT_PRINT_DEC in format strings.
4934 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
4937 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
4938 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
4939 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
4940 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
4941 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
4942 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
4943 avx2_permvarv8si using VI4F_256 mode iterator.
4944 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
4945 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
4946 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
4947 gen_avx2_permvarv8sf.
4948 (expand_vec_perm_pshufb): Ditto.
4950 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4953 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
4954 the list of options to enable the FCFID instruction.
4955 (TARGET_EXTRA_BUILTINS): Adjust comment.
4957 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4959 PR tree-optimization/18589
4960 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
4961 (operand_entry): Add count field.
4962 (add_repeat_to_ops_vec): New function.
4963 (completely_remove_stmt): Likewise.
4964 (remove_def_if_absorbed_call): Likewise.
4965 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
4966 (acceptable_pow_call): New function.
4967 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
4968 entries with repeat counts when found.
4969 (repeat_factor_d): New struct and associated typedefs.
4970 (repeat_factor_vec): New static vector variable.
4971 (compare_repeat_factors): New function.
4972 (get_reassoc_pow_ssa_name): Likewise.
4973 (attempt_builtin_powi): Likewise.
4974 (reassociate_bb): Call attempt_builtin_powi.
4975 (fini_reassoc): Two new calls to statistics_counter_event.
4977 2012-04-12 Richard Guenther <rguenther@suse.de>
4979 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
4980 * cgraph.h (tree_rest_of_compilation): Remove.
4981 * cgraph.c (cgraph_add_new_function): Move ...
4982 * cgraphunit.c (cgraph_add_new_function): ... here.
4983 (tree_rest_of_compilation): Make static.
4984 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
4985 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
4986 gate_all_early_local_passes, execute_all_early_local_passes,
4987 pass_early_local_passes, gate_all_early_optimizations,
4988 pass_all_early_optimizations): Move ...
4989 * passes.c (gate_all_optimizations, pass_all_optimizations,
4990 gate_all_early_local_passes, execute_all_early_local_passes,
4991 pass_early_local_passes, gate_all_early_optimizations,
4992 pass_all_early_optimizations): ... here.
4993 * tree-optimize.c (execute_free_datastructures): Remove.
4994 * tree-flow.h (execute_free_datastructures): Remove.
4995 * tree-optimize.c (execute_init_datastructures,
4996 pass_init_datastructures): Move ...
4997 * tree-ssa.c (execute_init_datastructures,
4998 pass_init_datastructures): ... here.
4999 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
5000 execute_free_datastructures.
5002 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
5004 * dbgcnt.def (ira_move): New counter.
5005 * ira-int.h (ira_create_new_reg): Declare function.
5006 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
5007 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
5008 no longer static. All callers changed.
5009 * ira.c: Include "dbgcnt.h".
5010 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
5011 move_unallocated_pseudos): New static functions.
5012 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
5013 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
5014 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
5015 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
5016 to the pseudos generated in find_moveable_pseudos.
5017 * Makefile.in (ira.o): Add $(DBGCNT_H).
5019 2012-04-12 Richard Guenther <rguenther@suse.de>
5021 PR tree-optimization/52943
5022 * tree-chrec.h (chrec_is_positive): Remove.
5023 * tree-scalar-evolution.c (chrec_is_positive): Move ...
5024 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
5025 Return false for a constant zero instead of negative.
5026 (analyze_siv_subscript_cst_affine): Handle zero difference
5027 in the initial condition explicitely.
5029 2012-04-12 Richard Guenther <rguenther@suse.de>
5031 * tree-parloops.c (parallelize_loops): Also consult the upper
5032 bound for the number of iterations.
5033 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
5034 (loop_prefetch_arrays): Likewise.
5036 2012-04-12 Richard Guenther <rguenther@suse.de>
5038 * cfgloop.h (estimated_loop_iterations_int): Ditch
5039 'conservative' parameter.
5040 (max_stmt_executions_int): Likewise.
5041 (estimated_loop_iterations): Likewise.
5042 (max_stmt_executions): Likewise.
5043 (max_loop_iterations): Declare.
5044 (max_loop_iterations_int): Likewise.
5045 (estimated_stmt_executions): Likewise.
5046 (estimated_stmt_executions_int): Likewise.
5047 * tree-ssa-loop-niter.c (estimated_loop_iterations):
5049 (max_loop_iterations): ... this.
5050 (estimated_loop_iterations_int): Split parts to ...
5051 (max_loop_iterations_int): ... this.
5052 (max_stmt_executions_int): Split parts to ...
5053 (estimated_stmt_executions_int): ... this.
5054 (max_stmt_executions): Split parts to ...
5055 (estimated_stmt_executions): ... this.
5056 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
5057 * predict.c (predict_loops): Likewise.
5058 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
5059 (analyze_siv_subscript_cst_affine): Likewise.
5060 (compute_overlap_steps_for_affine_1_2): Likewise.
5061 (analyze_subscript_affine_affine): Likewise.
5062 (init_omega_for_ddr_1): Likewise.
5063 * tree-parloops.c (parallelize_loops): Likewise.
5064 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5065 (may_eliminate_iv): Likewise.
5066 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
5067 (loop_prefetch_arrays): Likewise.
5068 * tree-vrp.c (adjust_range_with_scev): Likewise.
5070 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
5072 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
5073 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
5075 (dump_table): Use bool type for need_align and have_df variables.
5076 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
5077 (regs_used): Remove register modifier.
5078 (barrier_align): Move variables slot, credit, jump_to_next
5079 into if block above for loop. Use bool type for jump_to_next.
5080 (sh_function_arg): Use NULL_RTX instead of 0.
5082 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
5084 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
5085 (bswapsi2): New expander.
5087 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
5089 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
5090 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
5092 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
5094 PR rtl-optimization/52876
5095 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
5096 Don't call mark_reg_pointer for incompatible pointer sign extension.
5098 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
5101 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
5103 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
5104 comparisons against TYPE_PRECISION.
5105 * tree-ssa-forwprop.c (combine_conversions): Likewise.
5107 2012-04-11 Xinliang David Li <davidxl@google.com>
5109 * tree-passes.h: Remove TODO_dump_func.
5110 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
5111 * trans-mem.c: Remove TODO_dump_func.
5112 * ira.c: Remove TODO_dump_func.
5114 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
5116 * config/i386/i386.c (ix86_option_override_internal): Check
5117 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
5118 after TARGET_64BIT is updated.
5120 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
5122 * config/sh/sh.h: Remove old secondary reload code.
5124 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
5126 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
5127 (ready_reorder): ... this function.
5129 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
5131 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
5134 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
5135 insns so that no other insn is queued for a time before them.
5137 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
5140 2012-04-11 Richard Guenther <rguenther@suse.de>
5143 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
5144 consider loop nesting.
5145 (evolution_function_is_univariate_p): Properly check the remainder
5148 2012-04-11 Richard Guenther <rguenther@suse.de>
5151 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
5153 2012-04-11 Nick Clifton <nickc@redhat.com>
5155 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
5156 information, if requested.
5158 * config/rx/rx.c (rx_expand_prologue): Likewise.
5160 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
5161 Michael Matz <matz@suse.de>
5164 * rtlanal.c (unsigned_reg_p): New function.
5165 Update copyright notice dates.
5166 * rtl.h (unsigned_reg_p): Prototype it.
5167 Update copyright notice dates.
5168 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
5170 * expr.c (expand_expr_real_1): Set register attributes.
5171 * stmt.c (expand_case): Likewise.
5173 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
5176 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
5177 consider_sh2a and allow_zero.
5178 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
5179 (disp_addr_displacement): New function.
5180 (sh_address_cost): Use disp_addr_displacement function instead
5181 of DISP_ADDR_OFFSET.
5182 (sh_legitimate_address_p): Adapt to changed
5183 sh_legitimate_index_p declaration.
5184 (sh_find_mov_disp_adjust): Remove HImode check.
5185 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
5186 disp_addr_displacement and max_mov_insn_displacement.
5187 (max_mov_insn_displacement): Remove HImode check.
5188 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
5189 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
5190 * config/sh/constraints.md (K05, K13): New constraints.
5191 (K12): Correct comment.
5192 (Sdd): Do not use DISP_ADDR_P macro.
5193 (Snd, Sbw): Use satisfies_constraint_Sdd.
5194 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
5195 (*extendhisi2_compact, movhi_i): Remove.
5196 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
5197 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
5198 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
5199 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
5200 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
5201 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
5202 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
5204 Add new peepholes for HImode displacement addressing.
5206 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
5208 * config/sh/sh.h (SIDI_OFF): Remove.
5209 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
5210 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
5213 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
5216 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
5217 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
5218 * doc/md.texi (Standard Names): Add bswap.
5219 * builtin-types.def (BT_UINT16): New primitive type.
5220 (BT_FN_UINT16_UINT16): New function type.
5221 * builtins.def (BUILT_IN_BSWAP16): New.
5222 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
5223 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
5224 expand_builtin_bswap.
5225 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
5226 (fold_builtin_1): Likewise.
5227 (is_inexpensive_builtin): Likewise.
5228 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
5229 missing bits for bswap to libcall code.
5230 * tree.c (build_common_tree_nodes): Build uint16_type_node.
5231 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
5232 (uint16_type_node): New define.
5233 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
5234 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
5236 (rs6000_init_builtins): Likewise.
5237 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
5239 2012-04-11 Tristan Gingold <gingold@adacore.com>
5241 * doc/extend.texi (Type Attributes): Move paragraph.
5243 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
5246 * diagnostic.h (show_caret): Declare.
5247 (caret_max_width): Declare.
5248 (diagnostic_show_locus): Declare.
5249 * diagnostic.c (diagnostic_initialize): Initialize to false.
5250 (diagnostic_show_locus): New.
5251 (diagnostic_report_diagnostic): Call it.
5252 (getenv_columns): New.
5254 (diagnostic_set_caret_max_width): New.
5255 * input.c (read_line): New.
5256 (location_get_source_line): New.
5257 * input.h (location_get_source_line): Declare.
5258 * toplev.c (general_init): Initialize show_caret from options.
5259 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
5260 * opts.c (common_handle_option): Likewise.
5261 * pretty-print.h (pp_get_prefix): New.
5262 (pp_base_get_prefix): New.
5263 * common.opt (fdiagnostics-show-caret): New option.
5264 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
5266 2012-04-11 Richard Guenther <rguenther@suse.de>
5268 PR rtl-optimization/52881
5269 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
5271 2012-04-11 Richard Guenther <rguenther@suse.de>
5273 PR tree-optimization/52912
5274 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
5275 manipulation code we are threading through a loop header
5276 to an exit destination.
5278 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
5280 * tree.h (warn_if_unused_value): Move declaration from here.
5281 * stmt.c (warn_if_unused_value): Move definition from here.
5283 2010-04-10 Michael Matz <matz@suse.de>
5285 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
5287 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
5288 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
5289 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
5290 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
5291 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
5292 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
5293 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
5294 (vect_record_strided_load_vectors): Rename to
5295 vect_record_grouped_load_vectors.
5296 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
5297 Rename use of above macros.
5298 (vect_verify_datarefs_alignment): Ditto.
5299 (vector_alignment_reachable_p): Ditto.
5300 (vect_peeling_hash_get_lowest_cost): Ditto.
5301 (vect_enhance_data_refs_alignment): Ditto.
5302 (vect_analyze_group_access): Ditto and rename stride to groupsize.
5303 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
5304 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
5305 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
5306 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
5307 (vect_record_strided_load_vectors): Rename to
5308 vect_record_grouped_load_vectors.
5309 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
5310 (destroy_loop_vec_info): Ditto.
5311 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
5312 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
5313 (vect_analyze_slp): Ditto.
5314 (new_bb_vec_info): Ditto.
5315 (destroy_bb_vec_info): Ditto.
5316 (vect_schedule_slp_instance): Ditto and rename strided_store to
5318 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
5319 vect_cost_group_size.
5320 (vect_model_store_cost): Rename use of above macros and call
5321 to vect_cost_strided_group_size.
5322 (vect_model_load_cost): Ditto.
5323 (vectorizable_store): Ditto, rename strided_store to grouped_store
5324 and calls to renamed tree-vectorizer.h functions.
5325 (vectorizable_load): Ditto.
5326 (vect_transform_stmt): Rename use of above macros and strided_store
5329 2012-04-10 Jan Hubicka <jh@suse.cz>
5331 * cgraph.h: Remove misledaing comment on ipa-ref.h.
5332 (symtab_type): New enum.
5333 (symtab_node): New structure.
5334 (cgraph_node, varpool_node): Add symbol base type.
5335 (cgraph, varpool): New accestor functions.
5336 * cgraph.c (cgraph_create_node_1): Set symbol type.
5337 * varpool.c (varpool_node): Set symbol type.
5339 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
5340 Richard Sandiford <rdsandiford@googlemail.com>
5342 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
5344 2012-04-10 Richard Guenther <rguenther@suse.de>
5347 * gimple-low.c (gimple_check_call_args): Properly account for
5348 compatible aggregate types.
5350 2012-04-10 Richard Guenther <rguenther@suse.de>
5352 * toplev.h (tree_rest_of_compilation): Remove.
5353 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5354 * cgraph.h (tree_rest_of_compilation): Declare.
5355 * tree-optimize.c (tree_rest_of_compilation): Move ...
5356 * cgraphunit.c (tree_rest_of_compilation): ... here.
5357 * cgraph.c (cgraph_add_new_function): Adjust.
5358 * Makefile.in (tree-optimize.o): Adjust.
5359 (cgraphunit.o): Likewise.
5361 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
5363 PR tree-optimization/52870
5364 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
5365 presumed pattern statement is within the same loop or basic block.
5367 2012-04-10 Tristan Gingold <gingold@adacore.com>
5369 * gengtype.c (main): Make uintptr_t a known type.
5371 2012-04-10 Richard Guenther <rguenther@suse.de>
5373 * tree-pass.h (tree_lowering_passes): Remove.
5374 * tree-optimize.c (tree_lowering_passes): Remove.
5375 * cgraph.c (cgraph_add_new_function): Inline relevant parts
5376 of tree_lowering_passes, avoid redundant call of early local passes.
5377 * cgraphunit.c (cgraph_lower_function): Fold into ...
5378 (cgraph_analyze_function): ... its single caller. Inline
5379 relevant parts of tree_lowering_passes.
5381 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
5384 * config/pa/pa.opt: Remove SIO and GNU_LD.
5386 2012-04-09 Jan Hubicka <jh@suse.cz>
5391 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
5392 boundary, add its target too.
5393 * lto.c (add_references_to_partition): Add also aliased nodes.
5394 (add_cgraph_node_to_partition,
5395 add_varpool_node_to_partition): Work on nodes, not functions/variables;
5396 when adding alias, add also the aliased object.
5398 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
5401 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
5402 VOIDmode immediate operands.
5403 * config/i386/constraints.md (Wz): New constraint.
5404 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
5406 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
5409 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
5410 the DECL generated for the special GOT helper.
5412 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
5414 * config/sh/constraints.md: Update list of constraints in
5416 (Sr0): Remove unused memory constraint.
5418 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
5420 * tree-pretty-print.h: Update comment.
5422 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
5424 * config/sh/sh.md: Use braced string notation where applicable.
5425 (*prefetch_i4, prefetch_m2a): Merge into ...
5426 (*prefetch): ... this new insn.
5428 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
5430 * config/sh/sh.h (high_life_started): Remove
5431 * config/sh/predicates.md (general_movdst_operand): Use
5432 'reload_in_progress' instead of 'high_life_started'.
5433 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
5434 divsi_inv_fp): Likewise.
5436 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
5438 * config/sh/sh-protos.h (prepare_move_operands): Return void
5440 * config/sh/sh.c (prepare_move_operands): Likewise.
5441 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
5443 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
5445 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
5446 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
5447 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
5448 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
5449 commutative_float_operator, noncommutative_float_operator,
5450 sh_handle_pragma): Remove.
5452 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
5454 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
5455 Use @option markup on command-line options. Use @samp markup on
5456 literal keywords to options. Use @code markup on code fragments.
5457 Use other markup in preference to quotation marks in the text.
5458 Add markup to some passages without any.
5460 2012-04-06 Mike Stump <mikestump@comcast.net>
5462 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
5464 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
5466 * config/sh/sh.c (hi_const): Remove.
5467 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
5470 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
5472 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
5474 * config/sh/sh.c (sh_expand_t_scc): Likewise.
5475 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
5476 calling sh_expand_t_scc.
5478 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
5480 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
5481 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
5482 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
5483 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
5484 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
5485 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
5486 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
5487 sh2a_is_function_vector_call): Use bool as return type.
5488 (sh_pass_in_reg_p): Remove.
5489 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
5490 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
5491 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
5492 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
5493 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
5494 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
5495 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
5496 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
5497 sh_loads_bankedreg_p): Use bool as return type.
5498 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
5499 'register' modifier.
5501 2012-04-06 Matt Turner <mattst88@gmail.com>
5503 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
5505 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
5507 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
5508 of the destination isn't also a FP_REGS register.
5510 2012-04-05 Teresa Johnson <tejohnson@google.com>
5511 H.J. Lu <hongjiu.lu@intel.com>
5513 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
5514 * config/i386/i386.md (move immediate to memory peephole2):
5515 Add cases for HImode move when LCP stall avoidance is needed.
5516 * config/i386/i386.c (initial_ix86_tune_features): Initialize
5517 X86_TUNE_LCP_STALL entry.
5519 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
5522 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
5523 CONST_INT operands, zero-extended with AND.
5525 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
5528 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
5529 first argument instead of mode size. Move displacement calculations
5531 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
5532 ... these new functions.
5533 (disp_adjust): Remove max_mov_disp field.
5534 (sh_legitimate_index_p): Use max_mov_insn_displacement and
5535 mov_insn_alignment_mask.
5536 (sh_address_cost): Use max_mov_insn_displacement.
5538 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
5540 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
5541 (arch_enabled): Handle new arch types.
5542 (one_cmpldi2): Add NEON support.
5544 2012-04-05 Richard Guenther <rguenther@suse.de>
5546 * gimple.c (walk_gimple_op): Compute val_only for the LHS
5547 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
5548 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
5549 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
5550 ... here and make static.
5551 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
5554 2012-04-05 Richard Guenther <rguenther@suse.de>
5556 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
5557 basic-block before removing it.
5559 2012-04-05 Richard Guenther <rguenther@suse.de>
5561 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
5562 version namespace as we release the freelist.
5564 2012-04-05 Richard Guenther <rguenther@suse.de>
5566 * tree-nrv.c (tree_nrv): Release VDEFs.
5567 * tree-sra.c (sra_modify_constructor_assign): Likewise.
5568 (sra_modify_assign): Likewise.
5569 * tree-vect-stmts.c (vect_remove_stores): Likewise.
5570 * tree-vect-loop.c (vect_transform_loop): Likewise.
5571 * tree-ssa-dom.c (optimize_stmt): Likewise.
5572 * tree-vect-slp.c (vect_schedule_slp): Likewise.
5573 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
5575 2012-04-05 Richard Guenther <rguenther@suse.de>
5577 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
5579 * gimple.h (gsi_remove): Adjust.
5580 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
5581 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
5582 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
5583 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
5584 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
5585 * tree-ssa-pre.c (eliminate): Likewise.
5587 2012-04-04 Mike Stump <mikestump@comcast.net>
5589 * doc/rtl.texi (const_double): Document as sign-extending.
5590 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
5591 * emit-rtl.c (immed_double_int_const): Refine to state the
5593 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
5594 CONST_DOUBLE integers.
5595 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
5596 negative values are converted. Fix conversions bigger than
5597 HOST_BITS_PER_WIDE_INT.
5598 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
5599 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
5600 * explow.c (plus_constant_mode): Add.
5601 (plus_constant): Implement with plus_constant_mode.
5602 * rtl.h (plus_constant_mode): Add.
5604 2012-04-04 Richard Guenther <rguenther@suse.de>
5606 PR tree-optimization/52808
5607 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
5608 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
5610 2012-04-04 Tristan Gingold <gingold@adacore.com>
5612 * expr.c (expand_expr_real_2): Handle larger sizetype in
5615 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
5617 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
5618 to m2a-single instead of m2e.
5620 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
5622 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
5623 Change type of BITOFFSET to signed. Make sure the lower bound of
5624 the computed range is non-negative by adjusting OFFSET and BITPOS.
5625 (expand_assignment): Adjust call to get_bit_range.
5627 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
5629 * h8300/h8300.c (h8300_current_function_monitor_function_p):
5630 New function. Added to check monitor functions.
5631 (h8300_option_override): Modified to generate error/warning
5632 messages for invalid combinations of different command line
5634 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
5635 save EXR on stack for monitor function in case of H8S target
5636 when "-mno-exr" is passed.
5637 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
5639 * doc/invoke.texi: Document H8S options.
5641 2012-04-03 Tristan Gingold <gingold@adacore.com>
5643 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
5644 of gcc_AC_FUNC_MMAP_BLACKLIST.
5645 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
5646 * Makefile.in (aclocal_deps): Add mmap.m4.
5647 * configure: Regenerate.
5648 * aclocal.m4: Regenerate.
5650 2012-04-03 Richard Guenther <rguenther@suse.de>
5652 PR tree-optimization/52808
5653 * tracer.c (tail_duplicate): Return whether we have duplicated
5655 (tracer): If we have duplicated any block, cleanup the CFG.
5656 * cfghooks.c (duplicate_block): If we duplicated a loop
5657 header but not its loop, destroy the loop because it now has
5659 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
5660 the cfg manipulation routines we are not creating a multiple
5663 2012-04-03 Tristan Gingold <gingold@adacore.com>
5665 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
5667 (vms_c_common_override_options): Allow parameterless variadic
5670 2012-04-03 Jakub Jelinek <jakub@redhat.com>
5672 PR tree-optimization/52835
5673 * tree-data-ref.c (build_rdg): Return NULL if
5674 compute_data_dependences_for_loop failed.
5676 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
5678 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
5679 for REAL_CST as well.
5680 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
5681 In the bitfield case, if the value is a REAL_CST, convert it first to
5684 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
5686 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
5687 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
5688 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
5690 * config/i386/biarchx32.h: New.
5692 2012-04-02 Anatoly Sokolov <aesok@post.ru>
5694 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
5695 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
5696 (arm_preferred_reload_class): New function.
5698 2012-04-02 Richard Guenther <rguenther@suse.de>
5700 PR tree-optimization/52756
5701 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
5702 (thread_through_loop_header): After threading through the loop latch
5703 remove the split part from the loop and clear further threading
5704 opportunities that would create a multiple entry loop.
5706 2012-04-02 Richard Guenther <rguenther@suse.de>
5708 PR rtl-optimization/52800
5709 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
5710 CLEANUP_CFG_CHANGED.
5712 2012-04-02 Richard Guenther <rguenther@suse.de>
5715 * loop-init.c (gate_handle_loop2): Destroy loops here if
5716 we don't enter RTL loop optimizers.
5718 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
5721 2012-03-29 Richard Guenther <rguenther@suse.de>
5723 * rtl.h (extended_count): Remove.
5724 * combine.c (extended_count): Remove.
5726 2012-04-02 Dodji Seketeli <dodji@redhat.com>
5729 * pt.c (more_specialized_fn): Don't apply decay conversion to
5730 types of function parameters.
5732 2012-04-02 Tristan Gingold <gingold@adacore.com>
5734 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
5735 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
5736 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
5737 (ggc_pch_this_base): Use uintptr_t instead of size_t.
5739 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
5742 * config/i386/i386.c (ix86_option_override_internal): Don't
5743 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
5745 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
5747 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
5748 (stmt_can_make_abnormal_goto): Use it.
5749 (is_ctrl_altering_stmt): Likewise.
5751 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
5752 Kaz Kojima <kkojima@gcc.gnu.org>
5754 * config/sh/sh.c (push_regs): Skip banked registers when
5755 resbank attribute is specified.
5756 (sh_expand_epilogue): Likewise.
5758 2012-03-30 Richard Henderson <rth@redhat.com>
5761 * combine-stack-adj.c (prev_active_insn_bb): New.
5762 (next_active_insn_bb): New.
5763 (force_move_args_size_note): New.
5764 (combine_stack_adjustments_for_block): Use it.
5766 2012-03-30 Richard Henderson <rth@redhat.com>
5768 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
5769 (ix86_expand_vector_init_duplicate): Initialize it.
5770 (expand_vec_perm_palignr): Likewise.
5771 (ix86_expand_vec_perm_const): Likewise.
5772 (ix86_vectorize_vec_perm_const_ok): Likewise.
5773 (expand_vec_perm_blend): Use it.
5774 (expand_vec_perm_vpermil): Likewise.
5775 (expand_vec_perm_pshufb): Likewise.
5776 (expand_vec_perm_1): Likewise.
5777 (expand_vec_perm_pshuflw_pshufhw): Likewise.
5778 (expand_vec_perm_interleave2): Likewise.
5779 (expand_vec_perm_vpermq_perm_1): Likewise.
5780 (expand_vec_perm_vperm2f128): Likewise.
5781 (expand_vec_perm_interleave3): Likewise.
5782 (expand_vec_perm_vperm2f128_vblend): Likewise.
5783 (expand_vec_perm_vpshufb2_vpermq): Likewise.
5784 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
5785 (expand_vec_perm_broadcast): Likewise.
5786 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
5788 2012-03-30 Richard Henderson <rth@redhat.com>
5790 * dwarf2out.c (gen_variable_die): Initialize off.
5792 2012-03-30 Tristan Gingold <gingold@adacore.com>
5794 * config/vms/vms-f.c: New file.
5795 * config/vms/t-vms (vms-f.o): New rule.
5796 * config.gcc (*-*-*vms*): Define fortran_target_objs.
5798 2012-03-30 Richard Guenther <rguenther@suse.de>
5800 PR tree-optimization/52754
5801 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
5802 propagate arbitrary addresses into really plain dereferences.
5804 2012-03-30 Richard Guenther <rguenther@suse.de>
5807 * except.c (emit_to_new_bb_before): Move loop updating ...
5808 (dw2_build_landing_pads): ... here. Use a proper block for
5809 querying the loop father.
5811 2012-03-30 Tristan Gingold <gingold@adacore.com>
5813 * config/ia64/ia64.c (ia64_section_type_flags): Remove
5814 common_object attribute handling.
5815 (SECTION_VMS_OVERLAY): Remove
5816 (ia64_vms_common_object_attribute): Replace abort with an assert.
5817 Do not set DECL_SECTION_NAME.
5818 (ia64_vms_output_aligned_decl_common): Handle common_object
5820 (ia64_vms_elf_asm_named_section): Remove.
5821 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
5823 2012-03-30 Richard Guenther <rguenther@suse.de>
5826 * double-int.c (rshift_double): Remove not needed cast.
5828 2012-03-30 Richard Guenther <rguenther@suse.de>
5830 * tree-affine.h (print_aff): Remove.
5831 * tree-affine.c (print_aff): Make static.
5832 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
5833 (get_references_in_stmt): Likewise.
5834 (print_direction_vector): Likewise.
5835 (print_dir_vectors): Likewise.
5836 (print_dist_vectors): Likewise.
5837 (dump_subscript): Likewise.
5838 (dump_ddrs): Likewise.
5839 (dump_dist_dir_vectors): Likewise.
5840 (dump_data_references): Likewise.
5841 (dump_data_dependence_relation): Likewise.
5842 (dump_data_dependence_direction): Likewise.
5843 (dump_rdg_vertex): Likewise.
5844 (dump_rdg_component): Likewise.
5845 (debug_ddrs): Declare.
5846 (struct data_ref_loc_d): Move ...
5847 * tree-data-ref.c (struct data_ref_loc_d): ... here.
5848 (get_references_in_stmt): Make static.
5849 (dump_data_references): Likewise.
5850 (dump_subscript): Likewise.
5851 (print_direction_vector): Likewise.
5852 (print_dir_vectors): Likewise.
5853 (print_dist_vectors): Likewise.
5854 (dump_data_dependence_relation): Likewise.
5855 (dump_dist_dir_vectors): Likewise.
5856 (dump_ddrs): Likewise.
5857 (dump_rdg_vertex): Likewise.
5858 (dump_rdg_component): Likewise.
5859 (debug_ddrs): New function.
5860 (access_matrix_get_index_for_parameter): Remove.
5862 2012-03-30 Tristan Gingold <gingold@adacore.com>
5864 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
5865 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
5866 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
5867 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
5868 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
5869 (vms_patch_builtins): Handle new flags
5870 * config/vms/vms-crtlmap.map: Completed using nm on
5871 c and math system libraries.
5872 * config/vms/make-crtlmap.awk: Handle any number of flags.
5874 2012-03-30 Martin Jambor <mjambor@suse.cz>
5876 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
5877 is a builtin_stack_save in a dominating BB.
5879 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
5881 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
5882 crossing 128bit lane boundary.
5884 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
5886 * ira-color.c (setup_left_conflict_sizes_p): Process all
5887 conflicting objects.
5889 2012-03-29 Jakub Jelinek <jakub@redhat.com>
5891 PR tree-optimization/52760
5892 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
5893 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
5895 2012-03-29 Richard Guenther <rguenther@suse.de>
5897 * cgraph.h (cgraph_materialize_all_clones): Remove.
5898 (reset_inline_failed): Likewise.
5899 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
5900 * cgraphbuild.c (reset_inline_failed): Remove.
5901 * rtl.h (cse_main): Remove.
5902 (extended_count): Likewise.
5903 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
5904 (cse_main): Make static.
5905 * combine.c (extended_count): Remove.
5906 (dump_combine_stats): Mark as DEBUG_FUNCTION.
5907 * basic-block.h (reorder_basic_blocks): Remove.
5908 * bb-reorder.c (reorder_basic_blocks): Make static.
5909 * Makefile.in (dse.o): Remove dse.h dependency.
5911 * dse.c (gate_dse): Remove.
5912 (clear_alias_mode_eq): Likewise.
5913 (clear_alias_mode_hash): Likewise.
5914 (dse_record_singleton_alias_set): Likewise.
5915 (dse_invalidate_singleton_alias_set): Likewise.
5917 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
5919 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
5920 crtbegin_so%O%s for -shared.
5921 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
5923 2012-03-29 Richard Guenther <rguenther@suse.de>
5925 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
5926 (add_to_value): Remove.
5927 (print_value_expressions): Likewise.
5928 * tree-ssa-pre.c (add_to_value): Make static.
5929 (print_value_expressions): Likewise.
5930 * gimple.h (gimple_adjust_this_by_delta): Remove.
5931 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
5933 2012-03-29 Richard Guenther <rguenther@suse.de>
5936 * double-int.h (rshift_double): Remove.
5937 * double-int.c (lshift_double): Use absu_hwi to make count positive.
5938 (rshift_double): Make static, take unsigned count argument,
5939 remove handling of negative count argument.
5940 (double_int_rshift): Dispatch to lshift_double.
5942 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
5944 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
5947 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
5948 (SPEC_X32): Likewise.
5949 (MULTILIB_DEFAULTS): Likewise.
5951 * config/i386/i386.c (isa_opts): Remove -m64.
5952 (ix86_target_string): Properly handle -m32/-m64/-mx32.
5953 (ix86_option_override_internal): Properly
5954 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
5955 handle -m32, -m64 and -mx32.
5957 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
5958 with OPTION_ABI_X32. Moved after TARGET_LP64.
5959 (TARGET_LP64): Changed to OPTION_ABI_64.
5961 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
5962 (mx32): Replace ISA_X32 with ABI_X32.
5964 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
5966 * tree.c (tree_size) <VECTOR_CST>: New case.
5968 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
5970 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
5971 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
5973 2012-03-28 Jakub Jelinek <jakub@redhat.com>
5976 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
5977 __builtin_va_start to __builtin_next_arg if the latter is
5978 builtin_decl_explicit_p rather than when it is not.
5981 * tree-vect-generic.c (vector_element): Perform multiplication
5982 for pos in bitsizetype type instead of idx type.
5984 2012-03-28 Richard Guenther <rguenther@suse.de>
5986 * loop-init.c (loop_optimizer_init): If loops are preserved
5987 perform incremental initialization of required loop features.
5988 (loop_optimizer_finalize): If loops are to be preserved only
5989 clean up optional loop features.
5990 (rtl_loop_done): Forcefully free loops here.
5991 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
5992 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
5994 (construct_init_block): Likewise.
5995 (construct_exit_block): Likewise.
5996 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
5997 the CFG after expanding.
5998 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
5999 If we needed to calculate them, free them afterwards.
6000 * tree-pass.h (PROP_loops): New define.
6001 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
6002 * basic-block.h (CLEANUP_CFG_CHANGED): New.
6003 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
6004 (cleanup_cfg): If we did something and have loops around, fix them up.
6005 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
6006 with CLEANUP_CFG_CHANGED.
6007 * cfghooks.c (merge_blocks): If we merge a loop header into
6008 its predecessor, update the loop structure.
6009 (duplicate_block): If we copy a loop latch, adjust loop state
6010 to note we may have multiple latches.
6011 (delete_basic_block): Mark loops for fixup if we remove a loop.
6012 * cfganal.c (forwarder_block_p): Protect loop latches, headers
6014 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
6015 (cfg_layout_can_merge_blocks_p): Likewise.
6016 * cprop.c (bypass_block): If we create a loop with multiple
6017 entries, mark it for removal.
6018 * except.c (emit_to_new_bb_before): Add the new basic-block
6020 * tree-eh.c (lower_resx): Likewise.
6021 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
6022 (expand_omp_taskreg): Likewise.
6023 * tree-inline.c (initialize_cfun): Likewise.
6024 * tree-mudflap.c (add_bb_to_loop): Prototype.
6025 (mf_build_check_statement_for): Properly add new basic-blocks
6027 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
6028 if we remove a loop.
6029 (thread_through_loop_header): Likewise.
6030 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
6031 new basic-blocks to existing loops.
6032 (expand_transaction): Likewise.
6033 * Makefile.in (except.o): Add $(CFGLOOP_H).
6035 (cgraph.o): Likewise.
6036 (cprop.o): Likewise.
6037 (cfgexpand.o): Likewise.
6038 (cfganal.o): Likewise.
6039 (trans-mem.o): Likewise.
6040 (tree-eh.o): Likewise.
6042 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
6045 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
6046 (avr_builtin_decl): New static function.
6047 (struct avr_builtin_description, avr_bdesc): Move up.
6048 Add GTY marker. Add field fndecl. Remove redundant field id.
6049 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
6050 (avr_expand_builtin): Code cleanup because .id is removed.
6052 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
6055 * config.gcc (tm_file): Remove avr/multilib.h.
6057 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
6059 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
6060 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
6061 * config/avr/t-avr: Remove generation of multilib.h.
6062 * config/avr/t-multilib: Regenerate.
6063 * config/avr/multilib.h: Remove.
6064 * config/avr/avr.opt (-msp8): New option.
6065 (avr_sp8): New variable.
6066 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
6067 * config/avr/avr.h (AVR_HAVE_SPH): New define.
6068 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
6069 (avr_device_to_sp8): New prototype.
6070 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
6071 (DRIVER_SELF_SPECS): New define.
6072 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
6073 __AVR_SP8__, __AVR_HAVE_SPH__.
6074 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
6075 AVR_HAVE_8BIT_SP to decide if SP_H is present.
6076 (avr_file_start): Ditto.
6078 2012-03-28 Jakub Jelinek <jakub@redhat.com>
6081 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
6082 instead of 8 in adjust_address.
6084 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
6087 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
6090 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
6093 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
6094 Rearrange conditional logic. Move displacement address calculations
6096 (sh_find_mov_disp_adjust): ... this new function.
6098 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
6100 * config/arm/arm.opt (mapcs): Remove MaskExists.
6101 * config/cris/linux.opt (mno-gotplt): Likewise.
6102 * config/i386/i386.opt (mhard-float): Likewise.
6104 (mno-sse4): Likewise.
6105 * config/m68k/m68k.opt (mhard-float): Likewise.
6106 * config/mep/mep.op (mcop32): Likewise.
6107 * config/pa/pa-hpux.opt (msio): Likewise.
6108 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
6109 * config/picochip/picochip.opt (mlittle): Likewise.
6110 * config/sh/sh.opt (mrenesas): Likewise.
6111 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
6112 * config/sparc/sparc.opt (mhard-float): Likewise.
6113 * config/v850/v850.opt (mv850es): Likewise.
6114 * config/vax/vax.opt (mg-float): Likewise.
6116 2012-03-27 Martin Jambor <mjambor@suse.cz>
6119 * tree-sra.c (sra_modify_assign): Do not call
6120 load_assign_lhs_subreplacements when working with an unscalarizable
6123 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
6126 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
6128 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
6129 * config/i386/i386.c: Include reload.h.
6130 (ix86_legitimize_reload_address): New function.
6132 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
6134 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
6135 hasn't been allocated. Define a target macro for Mask and
6136 InverseMask if it hasn't been defined. Remove MaskExists handling.
6138 * doc/options.texi: Remove MaskExists.
6140 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
6143 * config/sh/sh.c (find_barrier): Add equality check of last_got
6144 to avoid going above orig insn. Update comments.
6146 2012-03-27 Richard Guenther <rguenther@suse.de>
6149 * fold-const.c (try_move_mult_to_index): Handle &x.array more
6152 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
6154 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
6155 of a unit before computing the offset in units.
6156 * expr.c (get_bit_range): Return the null range if the enclosing record
6157 is part of a larger bit field.
6159 2012-03-27 Tristan Gingold <gingold@adacore.com>
6161 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
6162 * config/ia64/ia64.md: Remove mode in template.
6163 Sign extend operand in expand_simple_binop.
6164 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
6165 CASE_VECTOR_MODE instead of TARGET_ILP32.
6166 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
6168 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
6170 * varasm.c (assemble_external): #if 0 out the new assert from the
6171 previous commit, it breaks the Java and Go front ends.
6173 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
6175 * toplev.c (check_global_declaration_1): Do not call assemble_external.
6176 * expr.c (emit_block_move_libcall_fn): Likewise.
6177 (clear_storage_libcall_fn): Likewise.
6178 (expand_expr_addr_expr_1): Likewise.
6179 (expand_expr_real_1): Likewise.
6180 * calls.c (rtx_for_function_call): Likewise.
6182 * varasm.c (assemble_external): Assert this function is only called
6183 during or after expanding to RTL.
6185 2012-03-26 Martin Jambor <mjambor@suse.cz>
6187 PR tree-optimization/50052
6188 * tree-sra.c (tree_non_aligned_mem_p): Removed.
6189 (tree_non_aligned_mem_for_access_p): Likewise.
6190 (build_accesses_from_assign): Removed strict alignment requirements
6192 (access_precludes_ipa_sra_p): Likewise.
6194 2012-03-26 Richard Guenther <rguenther@suse.de>
6196 PR tree-optimization/52701
6197 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
6198 compute and set the evolution part of PHI nodes.
6200 2012-03-26 Richard Guenther <rguenther@suse.de>
6202 PR tree-optimization/52721
6203 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
6205 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
6207 PR tree-optimization/52686
6208 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
6211 2012-03-26 Tristan Gingold <gingold@adacore.com>
6213 * config/alpha/vms.h (LINK_SPEC): Simplify.
6214 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
6215 (NAME__MAIN, SYMBOL__MAIN): Remove.
6216 (VMS_DEBUG_MAIN_POINTER): Remove.
6217 * config/ia64/vms.h: Likewise.
6218 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
6219 code to vms.c. Call vms_start_function.
6220 * config/ia64/ia64.c (ia64_start_function): Likewise.
6221 * config/vms/vms-protos.h (vms_start_function): Declare.
6222 * config/vms/vms.c (vms_start_function): New function.
6223 * config/vms/vms.h (MATH_LIBRARY): Define.
6224 (VMS_DEBUG_MAIN_POINTER): Define.
6226 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
6228 PR rtl-optimization/52629
6229 * reload1.c (count_pseudo): Short-circuit common case.
6230 (count_spilled_pseudo): Return early for pseudos without hard regs.
6231 Assert that the pseudo has got a hard reg before manipulating it.
6233 2012-03-24 Jan Hubicka <jh@suse.cz>
6236 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
6237 (decide_is_variable_needed): Do not handle toplevel reorder here.
6238 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
6239 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
6242 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
6244 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
6245 and str_bitsize instead of more convoluted expressions.
6247 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
6250 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
6252 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
6255 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
6257 2012-03-23 Martin Jambor <mjambor@suse.cz>
6259 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
6261 2012-03-23 Richard Guenther <rguenther@suse.de>
6263 PR tree-optimization/52678
6264 * tree-vectorizer.h (struct _stmt_vec_info): Add
6265 loop_phi_evolution_part member.
6266 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
6267 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
6268 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
6269 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
6270 Use the cached evolution part and the PHI nodes value from
6271 the loop preheader edge instead of re-analyzing the evolution.
6273 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6275 * config/mips/mips-tables.opt: Update.
6276 * config/mips/mips.md (processor): Add xlp.
6277 * config/mips/mips-cpus.def: Add xlp.
6278 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
6280 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
6281 * doc/invoke.texi: Mention XLP.
6283 2012-03-22 Jakub Jelinek <jakub@redhat.com>
6286 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
6287 on any new_local_var_chain vars declared during recursing on
6288 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
6290 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
6292 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
6293 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
6294 (ASM_OUTPUT_LOCAL): Ditto.
6295 (ASM_OUTPUT_COMMON): Remove.
6296 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
6297 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
6299 2012-03-22 Jan Hubicka <jh@suse.cz>
6302 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
6304 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
6305 * ipa-inline-transform.c (save_inline_function_body): Remove
6306 copied clone if needed.
6307 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
6309 2012-03-22 Richard Guenther <rguenther@suse.de>
6312 * fold-const.c (fold_ternary_loc): Fix typo.
6314 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
6317 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
6318 (unspecv): Add UNSPECV_MEMORY_BARRIER.
6319 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
6320 (delay_cycles_1, delay_cycles_2): Ditto.
6321 (delay_cycles_3, delay_cycles_4): Ditto.
6322 (nopv, *nopv): Ditto.
6323 (sleep, *sleep): Ditto.
6326 2012-03-22 Richard Guenther <rguenther@suse.de>
6328 PR tree-optimization/52548
6329 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
6330 because of clobbers.
6331 (prune_clobbered_mems): New function.
6332 (compute_antic_aux): Use it to prune ANTIC_OUT.
6333 (compute_partial_antic_aux): Use it to prune PA_IN.
6334 (compute_avail): Only insert expressions into EXP_GEN that are not
6335 invalidated when translated up to the beginning of the block.
6337 2012-03-22 Richard Guenther <rguenther@suse.de>
6339 PR tree-optimization/52638
6340 * tree-vect-stmts.c (vect_init_vector_1): New function, split
6342 (vect_init_vector): ... here. Handle scalar vector inits.
6343 (vect_get_vec_def_for_operand): Adjust.
6344 (vectorizable_load): Likewise.
6346 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
6348 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
6349 (alpha*-*-freebsd*): Ditto.
6350 (alpha*-*-netbsd*): Ditto.
6351 (alpha*-*-openbsd*): Ditto.
6352 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
6353 (DWARF2_DEBUGGING_INFO): Remove.
6354 (PREFERRED_DEBUGGING_TYPE): Remove.
6355 (ASM_FINAL_SPEC): Remove.
6356 (IDENT_ASM_OP): Remove.
6357 (ASM_OUTPUT_IDENT): Remove.
6358 (SKIP_ASM_OP): Remove.
6359 (ASM_OUTPUT_SKIP): Remove.
6360 (ALIGN_ASM_OP): Remove.
6361 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
6362 (ASM_OUTPUT_CASE_LABEL): Remove.
6363 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
6364 (COMMON_ASM_OP): Remove.
6365 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
6366 (ASCII_DATA_ASM_OP): Remove.
6367 (READONLY_DATA_SECTION_ASM_OP): Remove.
6368 (INIT_SECTION_ASM_OP): Remove.
6369 (FINI_SECTION_ASM_OP): Remove.
6370 (ASM_SECTION_START_OP): Remove.
6371 (ASM_OUTPUT_SECTION_START_FILE): Remove.
6372 (TARGET_ASM_NAMED_SECTION): Remove.
6373 (TARGET_ASM_SELECT_SECTION): Remove.
6374 (MAKE_DECL_ONE_ONLY): Remove.
6375 (TYPE_ASM_OP): Remove.
6376 (SIZE_ASM_OP): Remove.
6377 (ASM_WEAKEN_LABEL): Remove.
6378 (TYPE_OPERAND_FMT): Remove.
6379 (ASM_DECLARE_RESULT): Remove.
6380 (ASM_DECLARE_OBJECT_NAME): Remove.
6381 (ASM_FINISH_DECLARE_OBJECT): Remove.
6382 (ELF_ASCII_ESCAPES): Remove.
6383 (ELF_STRING_LIMIT): Remove.
6384 (STRING_ASM_OP): Remove.
6385 (ASM_OUTPUT_EXTERNAL): Remove.
6386 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
6387 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
6389 (ASM_DECLARE_FUNCTION_NAME): Ditto.
6390 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
6391 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
6392 (ASM_OUTPUT_SKIP): Ditto.
6393 (READONLY_DATA_SECTION_ASM_OP): Remove.
6394 (USER_LABEL_PREFIX): Remove.
6395 (ASM_OUTPUT_ASCII): Remove.
6396 (ASM_OUTPUT_CASE_LABEL): Remove.
6397 (NO_DOLLAR_IN_LABEL): Undefine.
6399 2012-03-22 Richard Guenther <rguenther@suse.de>
6401 PR tree-optimization/52459
6402 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
6403 PHI insertion for calls.
6405 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
6407 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
6408 find_sets_in_insn, canonicalize_insn): Split out from ...
6409 (cse_insn): ... here.
6410 (invalidate_from_clobbers): Take an insn instead of the pattern.
6412 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
6415 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
6416 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
6417 * config/sh/sh.md (sindf2, cosdf2): Remove.
6419 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
6422 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
6423 prologue for unwinder and profiler.
6425 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
6427 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
6428 Introduce emul_name to select the right linker emulation for
6429 powerpc64-*-freebsd*.
6430 * configure: Regenerate.
6431 * config.gcc: Add bits to support powerpc64-*-freebsd*.
6432 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
6433 * config/rs6000/freebsd64.h: New file.
6434 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
6436 (rs6000_savres_strategy): Likewise.
6437 (rs6000_savres_routine_name): Likewise.
6438 (rs6000_elf_file_end): Likewise.
6439 * config/rs6000/t-freebsd64: New file.
6440 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
6441 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
6443 * config/rs6000/freebsd64.h: Remove duplicated entries from last
6445 * config/rs6000/t-freebsd64: Likewise.
6447 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
6449 PR rtl-optimization/52543
6451 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
6452 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
6453 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
6454 (avr_load_libgcc_p): Restrict to __flash loads.
6455 (avr_out_lpm): Only handle 1-byte loads from __flash.
6456 (avr_load_lpm): New function.
6457 (avr_find_unused_d_reg): Remove.
6458 (avr_out_lpm_no_lpmx): Remove.
6459 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
6460 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
6461 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
6462 (load_<mode>, load_<mode>_clobber): New insns.
6463 (mov<mode>): For multi-byte move from non-generic
6464 16-bit address spaces: Expand to load_<mode> resp.
6465 load_<mode>_clobber.
6466 (load<mode>_libgcc): Remove expander.
6467 (split-lpmx): Remove split.
6469 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
6471 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
6472 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
6473 All callers changed.
6474 (Fixed_core_reg): New feature.
6475 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
6477 * neon-testgen.ml: Handle Fixed_core_reg.
6479 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
6481 * config/arm/arm.c (thumb2_reorg): Add complete support
6482 for 16-bit instructions.
6483 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
6485 2012-03-21 Richard Guenther <rguenther@suse.de>
6487 PR tree-optimizer/52636
6488 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
6489 to the appropriate type.
6491 2012-03-21 Richard Guenther <rguenther@suse.de>
6493 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
6495 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
6496 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
6497 * passes.c (init_optimization_passes): Remove pass_init_function,
6498 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
6499 * tree-pass.h (pass_init_function): Remove.
6500 (pass_jump): Remove.
6501 (pass_initial_value_sets): Remove.
6502 (pass_unshare_all_rtl): Remove.
6503 * integrate.c (pass_initial_value_sets): Remove.
6504 * emit-rtl.c (pass_unshare_all_rtl): Remove.
6505 * tree.h (init_function_for_compilation): Remove.
6506 * function.c (init_function_for_compilation): Remove.
6507 (pass_init_function): Remove.
6508 * cfgcleanup.c (rest_of_handle_jump): Remove.
6509 (pass_jump): Remove.
6511 2012-03-20 Jason Merrill <jason@redhat.com>
6513 * tree-streamer-in.c (streamer_alloc_tree): Call
6514 ggc_alloc_zone_cleared_tree_node instead of
6515 ggc_alloc_zone_cleared_tree_node_stat.
6517 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
6519 * doc/extend.texi (Template Instantiation): Remove anachronisms.
6521 2012-03-20 Jakub Jelinek <jakub@redhat.com>
6524 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
6525 (ix86_expand_vec_perm_const_1): Call it.
6527 * config/i386/i386.c (vselect_insn): New variable.
6528 (init_vselect_insn): New function.
6529 (expand_vselect, expand_vselect_insn): Add testing_p argument.
6530 Call init_vselect_insn if vselect_insn is NULL. Adjust
6531 PATTERN (vselect_insn), instead of creating a new insn each time,
6532 only emit a copy of it if not testing and recog has been successful.
6533 (expand_vec_perm_pshufb, expand_vec_perm_1,
6534 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
6538 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
6539 ("enabled" attribute): Handle avx2 and noavx2 isas.
6540 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
6542 (vec_dup<mode>): Add avx2 =x,x alternative.
6543 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
6544 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
6545 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
6546 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
6548 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
6549 if possible, handle also V8SFmode.
6551 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
6553 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
6554 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
6555 reg_or_zero_operand predicate.
6556 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
6558 2012-03-20 Jakub Jelinek <jakub@redhat.com>
6560 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
6561 If operand isn't UNSPEC, return 0.
6563 2012-03-20 Richard Guenther <rguenther@suse.de>
6565 * tree-pass.h (pass_rtl_eh): Remove.
6566 * except.c (gate_handle_eh): Likewise.
6567 (rest_of_handle_eh): Likewise.
6568 (pass_rtl_eh): Likewise.
6569 (finish_eh_generation): Export.
6570 * except.h (finish_eh_generation): Declare.
6571 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
6572 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
6573 after expanding stack alignment. Instead of compacting blocks
6576 2012-03-20 Richard Guenther <rguenther@suse.de>
6578 * stor-layout.c (finish_bitfield_representative): Fallback
6579 to conservative maximum size if the padding up to the next
6580 field cannot be computed as a constant.
6581 (finish_bitfield_layout): If we cannot compute the distance
6582 between the start of the bitfield representative and the
6583 bitfield member start a new representative.
6584 * expr.c (get_bit_range): The distance between the start of
6585 the bitfield representative and the bitfield member is zero
6586 if the field offsets are not constants.
6588 2012-03-20 Tristan Gingold <gingold@adacore.com>
6590 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
6591 convert in lowercase.
6592 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
6593 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
6594 * stor-layout.c (sizetype_tab): Adjust.
6595 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
6596 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
6597 instead of type_kind_last.
6598 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
6599 instead of size_int_kind.
6600 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
6601 * doc/tm.texi: Regenerate.
6602 * defaults.h (SIZETYPE): Provide a default value.
6603 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
6606 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
6608 * config/sh/sh.md: Use braced string notation where applicable.
6610 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
6612 * config/i386/i386.md (allocate_stack): Simplify.
6614 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
6616 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
6617 copy_to_mode_reg (Pmode, ...).
6618 (expand_builtin_frame_address): Ditto.
6619 * expr.c (emit_block_move_via_libcall): Ditto.
6620 (set_storage_via_libcall): Ditto.
6622 * config/i386/i386.c (ix86_expand_movmem): Ditto.
6623 (ix86_expand_setmem): Ditto.
6624 (ix86_trampoline_init): DItto.
6625 * config/i386/i386.md (cmpstrnsi): Ditto.
6627 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
6629 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
6630 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
6631 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
6632 (SH Options): Likewise.
6634 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
6636 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
6637 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
6638 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
6639 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
6640 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
6643 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6645 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
6646 * config/i386/i386.c (ix86_decompose_address): Use
6647 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
6648 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
6649 thread pointer to a register.
6652 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
6654 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
6655 if Pmode != word_mode.
6656 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
6657 Pmode == SImode for TARGET_X32.
6659 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
6660 (tls_initial_exec_x32): Likewise.
6662 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
6665 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
6666 DISP_ADDR_OFFSET): New macros.
6667 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
6668 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
6669 (sh_legitimize_address): Add QImode displacement handling.
6670 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
6672 (sh_secondary_reload): Add QImode displacement handling.
6673 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
6674 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
6675 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
6676 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
6677 to register operands only.
6678 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
6679 (extendqihi2): Change insn to expander.
6680 (*extendqihi2_compact_reg): New insn.
6681 (movqi_i, movqi): Replace with ...
6682 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
6683 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
6684 Add new peepholes for QImode displacement addressing.
6686 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
6689 * doc/invoke.texi: Document -Wuseless-cast.
6691 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
6693 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
6694 * tree.h (handled_component_p): Reorder cases.
6695 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
6696 not initialize unsignedp.
6697 (loc_list_from_tree): Likewise.
6698 (fortran_common): Likewise.
6699 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
6701 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
6703 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
6704 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
6705 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
6706 (ix86_split_long_move): Ditto.
6707 (legitimize_tls_address): Use ix86_gen_sub3.
6708 (construct_plt_address): Assert that Pmode == DImode.
6710 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
6712 * config/i386/i386.md: Remove empty predicates and/or constraints.
6713 * config/i386/sync.md: Ditto.
6714 * config/i386/sse.md: Ditto.
6715 * config/i386/mmx.md: Ditto.
6716 * config/i386/pentium.md: Ditto.
6717 * config/i386/athlon.md: Ditto.
6719 2012-03-16 Richard Guenther <rguenther@suse.de>
6721 PR tree-optimization/52603
6722 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
6726 2012-03-14 Richard Guenther <rguenther@suse.de>
6728 PR tree-optimization/52571
6729 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
6730 flag_section_anchors check ...
6731 (vect_can_force_dr_alignment_p): ... here.
6733 2012-03-16 Martin Jambor <mjambor@suse.cz>
6735 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
6736 memory through MEM_REFs by calling extract_bit_field.
6738 2012-03-16 Richard Guenther <rguenther@suse.de>
6740 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
6741 and REFERENCE_TYPE interpretations.
6742 (can_native_interpret_type_p): New function.
6743 (fold_ternary_loc): Use native encode/interpret to fold
6744 BIT_FIELD_REFs of constants.
6746 2012-03-16 Richard Guenther <rguenther@suse.de>
6749 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
6750 of vector constants and constructors.
6752 2012-03-16 Richard Guenther <rguenther@suse.de>
6754 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
6755 VIEW_CONVERT_EXPR to convert constants.
6756 (vect_is_simple_use): Treat all constants as vec_constant_def.
6758 2012-03-16 Richard Guenther <rguenther@suse.de>
6759 Kai Tietz <ktietz@redhat.com>
6762 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
6763 side-effects completely in the pre-queue and use a temporary
6766 2012-03-16 Richard Guenther <rguenther@suse.de>
6768 * stor-layout.c (finish_bitfield_representative): Fall back
6769 to the conservative maximum size if we cannot compute the
6770 size of the tail padding.
6772 2012-03-16 Tristan Gingold <gingold@adacore.com>
6774 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
6775 __CRTL_VER and __VMS_VER.
6776 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
6777 and vms_c_get_vms_ver.
6778 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
6780 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
6781 (VMS_DEFAULT_VMS_VER): Define.
6782 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
6783 (VMS_DEFAULT_VMS_VER): Define.
6785 2012-03-16 Richard Guenther <rguenther@suse.de>
6787 * tree-vect-loop.c (get_initial_def_for_induction): Use
6788 build_constructor directly.
6789 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
6790 build_vector_from_val.
6791 * tree.c (build_vector_from_val): Avoid creating a constructor
6792 first when we want a constant vector.
6794 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6796 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
6798 2012-03-16 Richard Guenther <rguenther@suse.de>
6800 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
6801 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
6802 (struct tree_vector): Remove elements member, add variable size
6804 (build_vector_stat): Declare.
6805 (build_vector): Define in terms of build_vector_stat.
6806 * tree.c (build_vector): Rename to ...
6807 (build_vector_stat): ... this. Take array of trees as parameter.
6808 (build_vector_from_ctor): Adjust.
6809 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
6810 initializer_zerop): Adjust.
6811 * cfgexpand.c (expand_debug_expr): Likewise.
6812 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
6813 const_vector_from_tree): Likewise.
6814 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
6815 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
6816 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
6817 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
6818 (lto_input_ts_vector_tree_pointers): Adjust.
6819 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
6820 (write_ts_vector_tree_pointers): Adjust.
6821 * varasm.c (const_hash_1, compare_constant, copy_constant,
6822 output_constant): Adjust.
6823 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
6824 * print-tree.c (print_node): Adjust.
6825 * tree-pretty-print.c (dump_generic_node): Adjust.
6826 * tree-vect-generic.c (uniform_vector_p, vector_element,
6827 lower_vec_perm): Adjust.
6828 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
6829 * tree-vect-slp.c (vect_get_constant_vectors,
6830 vect_transform_slp_perm_load): Adjust.
6831 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
6832 * expmed.c (make_tree): Adjust.
6833 * config/i386/i386.c (ix86_expand_builtin): Adjust.
6834 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
6836 (sparc_fold_builtin): Adjust.
6838 2012-03-16 Tristan Gingold <gingold@adacore.com>
6840 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
6841 * config/vms/vms-stdint.h: New file.
6843 2012-03-16 Tristan Gingold <gingold@adacore.com>
6845 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
6846 (ia64-hp-*vms*): Replaced by ...
6847 (*-*-*vms*): ... This new entry.
6849 2012-03-15 Jakub Jelinek <jakub@redhat.com>
6852 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
6853 (ix86_expand_vec_perm_const_1): Use it.
6856 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
6857 (avx2_permv4df): Remove.
6858 (avx2_permv4di): Macroize into...
6859 (avx2_perm<mode>): ... this using VI8F_256 iterator.
6860 (avx2_permv4di_1): Macroize into...
6861 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
6863 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
6865 * combine.c (apply_distributive_law): Do not distribute SUBREG.
6867 2012-03-15 Ira Rosen <irar@il.ibm.com>
6868 Ulrich Weigand <ulrich.weigand@linaro.org>
6870 * tree-vect-patterns.c (widened_name_p): Rename to ...
6871 (type_conversion_p): ... this. Add new argument to determine
6872 if it's a promotion or demotion operation. Check for
6873 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
6874 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
6876 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
6877 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
6879 (vect_recog_mixed_size_cond_pattern): Likewise and allow
6880 non-constant then and else clauses.
6882 2012-03-15 Ira Rosen <irar@il.ibm.com>
6883 Ulrich Weigand <ulrich.weigand@linaro.org>
6885 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
6886 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
6888 * tree-vect-patterns.c (widened_name_p): Pass basic block
6889 info to vect_is_simple_use.
6890 (vect_recog_dot_prod_pattern): Fail for basic blocks.
6891 (vect_recog_widen_sum_pattern): Likewise.
6892 (vect_handle_widen_op_by_const): Support basic blocks.
6893 (vect_operation_fits_smaller_type,
6894 vect_recog_over_widening_pattern): Likewise.
6895 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
6896 Update call to vect_is_simple_use.
6897 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
6899 (check_bool_pattern): Add an argument, update call to
6900 vect_is_simple_use and the recursive calls.
6901 (vect_recog_bool_pattern): Update relevant function calls.
6903 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
6904 (vect_pattern_recog_1): Check for reduction only in loops.
6905 (vect_pattern_recog): Add new argument. Support basic blocks.
6906 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
6907 info to vect_is_simple_use_1.
6908 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
6909 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
6911 2012-03-15 Jakub Jelinek <jakub@redhat.com>
6912 Andrew Pinski <apinski@cavium.com>
6915 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
6916 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
6917 calls instead of __builtin_ir{int,ound}*.
6919 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6921 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
6924 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6926 * config.gcc (target_type_format_char): New. Document it. Set it for
6928 * configure.ac (gnu_unique_option): Use target_type_format_char
6929 in test. Comment rationale.
6930 * configure: Regenerate .
6932 2012-03-15 Jakub Jelinek <jakub@redhat.com>
6934 PR tree-optimization/52267
6935 * tree-vrp.c (masked_increment): New function.
6936 (register_edge_assert_for_2): Derive ASSERT_EXPRs
6937 from (X & CST1) cmp CST2 tests.
6939 2012-03-15 Richard Guenther <rguenther@suse.de>
6942 * tree-data-ref.c (subscript_dependence_tester_1): Check
6943 all dimensions for non-conflicting access functions.
6945 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6948 * doc/invoke.texi [C++ Language Options]: Document
6949 -ftemplate-backtrace-limit.
6951 2012-03-15 Tristan Gingold <gingold@adacore.com>
6953 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
6956 2012-03-15 Tristan Gingold <gingold@adacore.com>
6958 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
6959 use DW_OP_call_frame_cfa.
6961 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
6964 * config/i386/i386-opts.h (pmode): New.
6966 * config/i386/i386.c (ix86_option_override_internal): Properly
6967 check and set ix86_pmode.
6969 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
6971 * config/i386/i386.opt (maddress-mode=): New.
6973 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
6975 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6977 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
6978 (dwarf2out_do_cfi_asm): Likewise.
6979 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
6981 (add_data_member_location_attribute): Likewise.
6982 (gen_array_type_die): Likewise.
6983 (gen_subprogram_die): Likewise.
6984 (gen_producer_string): Likewise.
6985 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
6986 Remove MIPS_DEBUGGING_INFO handling.
6987 (sdb_debug_hooks): Likewise.
6988 (sdbout_begin_block): Likewise.
6989 (sdbout_end_block): Likewise.
6990 (sdbout_begin_prologue): Likewise.
6991 (sdbout_start_source_file): Likewise.
6992 (sdbout_end_source_file): Likewise.
6993 (sdbout_init): Likewise.
6994 * system.h (MIPS_DEBUGGING_INFO): Poison.
6996 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6998 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
6999 (alpha_file_start) [MS_STAMP]: Remove.
7001 * config/alpha/elf.h (TARGET_GAS): Remove.
7002 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
7003 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
7004 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
7005 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
7006 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
7007 (alpha*-*-freebsd*): Likewise.
7008 (alpha*-*-netbsd*): Likewise.
7009 (alpha*-*-openbsd*): Likewise.
7010 (alpha*-*-*): Remove target_cpu_default2.
7011 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
7013 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
7014 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
7015 * config/alpha/alpha.c (print_operand): Always assume
7016 TARGET_AS_SLASH_BEFORE_SUFFIX.
7017 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
7018 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
7019 ("*builtin_setjmp_receiver_er_1"): Remove.
7020 * config/alpha/alpha.opt (malpha-as): Remove.
7022 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
7024 Remove DEC Unix reference.
7026 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
7027 (EXTENDED_COFF): Remove.
7028 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
7029 (EXTENDED_COFF): Don't undef.
7030 * config/alpha/alpha.c (alpha_file_start): Always assume
7032 Don't set targetm.asm_file_start_file_directive.
7033 [!OBJECT_FORMAT_ELF]: Remove.
7034 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
7036 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
7037 (DBX_DEBUGGING_INFO): Remove.
7038 (MIPS_DEBUGGING_INFO): Remove.
7039 (PREFERRED_DEBUGGING_TYPE): Remove.
7040 (DBX_OUTPUT_SOURCE_LINE): Remove.
7041 (SDB_OUTPUT_SOURCE_LINE): Remove.
7042 (DBX_CONTIN_LENGTH): Remove.
7043 (NO_DBX_FUNCTION_END): Remove.
7044 (ASM_STABS_OP): Remove.
7045 (ASM_STABN_OP): Remove.
7046 (ASM_STABD_OP): Remove.
7047 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
7048 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
7049 (PUT_SDB_DEF): Remove.
7050 (PUT_SDB_PLAIN_DEF): Remove.
7051 (PUT_SDB_TYPE): Remove.
7052 (sdb_label_count): Remove.
7053 (PUT_SDB_BLOCK_START): Remove.
7054 (PUT_SDB_BLOCK_END): Remove.
7055 (PUT_SDB_FUNCTION_START): Remove.
7056 (PUT_SDB_FUNCTION_END): Remove.
7057 (PUT_SDB_EPILOGUE_END): Remove.
7058 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
7059 (MIPS_DEBUGGING_INFO): Don't undef.
7060 (DBX_DEBUGGING_INFO): Don't undef.
7061 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
7062 (MIPS_DEBUGGING_INFO): Don't undef.
7063 (DBX_DEBUGGING_INFO): Don't undef.
7064 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
7065 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
7067 (alpha_start_function): Likewise.
7068 (sdb_label_count): Remove.
7069 (alpha_output_filename): Remove DBX_DEBUG handling.
7070 (alpha_file_start): Likewise.
7072 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7074 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
7075 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
7076 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
7078 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
7079 (ld_tls_support): Remove Solaris 8 references.
7080 (lwp_dir, lwp_spec): Remove support for alternate thread library.
7081 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
7082 * configure: Regenerate.
7083 * config.in: Regenerate.
7085 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
7086 * config/i386/sol2.h: Remove Solaris 8 references.
7088 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
7089 (i?86-*-solaris2.9): ... this.
7090 Remove Solaris 8 references.
7091 (Specific, *-*-solaris2*): Document Solaris 8 removal.
7092 Remove Solaris 8 references.
7094 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7096 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
7097 (mips-sgi-irix6.5*): Remove.
7098 * config.host (mips-sgi-irix*): Remove.
7099 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
7100 (set_have_as_tls): Remove *-*-irix6*.
7101 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
7102 * configure: Regenerate.
7104 * config/mips/iris6.h: Remove.
7105 * config/mips/iris6.opt: Remove.
7106 * config/mips/t-irix6: Remove.
7108 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
7109 (TARGET_IRIX6): Remove.
7110 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
7111 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
7112 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
7114 (mips_file_start): Likewise.
7115 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
7117 * config/mips/driver-native.c [__sgi__]: Remove.
7118 (host_detect_local_cpu) [__sgi__]: Remove.
7120 * config/mips/gnu-user.h: Remove iris5.h reference.
7122 * config/mips/mips-modes.def: Remove IRIX 6 reference.
7123 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
7124 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
7127 * gcc.c (main): Move asm_debug initialization ...
7128 (asm_debug): ... here.
7130 * ginclude/stddef.h (__STDDEF_H__): Don't define.
7132 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
7133 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
7134 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
7135 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
7136 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
7137 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
7139 * doc/tm.texi: Regenerate.
7141 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
7143 (MIPS Options, -march): Remove IRIX reference.
7144 * doc/install.texi (Binaries, SGI IRIX): Remove.
7145 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
7147 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
7149 2012-03-14 Martin Jambor <mjambor@suse.cz>
7151 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
7152 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
7153 (expand_expr_real_1): Do not handle misalignment if modifier is
7156 2012-03-14 Richard Guenther <rguenther@suse.de>
7159 * tree-vect-generic.c (type_for_widest_vector_mode): Take
7160 element type instead of mode, use build_vector_type_for_mode
7161 instead of the langhook, build a vector of proper signedness.
7162 (expand_vector_operations_1): Adjust.
7164 2012-03-14 Richard Guenther <rguenther@suse.de>
7167 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
7168 a cgraph node for a FUNCTION_DECL that comes from a constructor.
7169 (gimple_get_virt_method_for_binfo): Likewise.
7171 2012-03-14 Richard Guenther <rguenther@suse.de>
7173 PR tree-optimization/52571
7174 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
7175 flag_section_anchors check ...
7176 (vect_can_force_dr_alignment_p): ... here. Do not re-align
7177 DECL_COMMON variables.
7179 2012-03-14 Richard Guenther <rguenther@suse.de>
7181 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
7182 * stor-layout.c (start_bitfield_representative): New function.
7183 (finish_bitfield_representative): Likewise.
7184 (finish_bitfield_layout): Likewise.
7185 (finish_record_layout): Call finish_bitfield_layout.
7186 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
7187 for QUAL_UNION_TYPE fields.
7188 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
7189 Stream DECL_BIT_FIELD_REPRESENTATIVE.
7190 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
7195 * expr.c (get_bit_range): Unconditionally extract bitrange
7196 from DECL_BIT_FIELD_REPRESENTATIVE.
7197 (expand_assignment): Adjust call to get_bit_range.
7199 2012-03-14 Richard Guenther <rguenther@suse.de>
7202 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
7203 the outermost conversion is a sign-change only.
7204 (fold_binary_loc): Disregard widening and sign-changing
7205 conversions when we determine if two variables are equal
7207 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
7208 (T1)x if the outermost conversion is a sign-change only.
7210 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
7213 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
7215 * config/i386/predicates.md (constant_call_address_operand): Declare
7216 as special predicate. Update all uses.
7218 2012-03-13 Jakub Jelinek <jakub@redhat.com>
7221 * c-parser.c (c_parser_postfix_expression)
7222 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
7224 * config/i386/smmintrin.h: Avoid /* within a comment.
7225 * config/i386/nmmintrin.h: Likewise.
7227 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
7229 * config/i386/i386.md (xbegin): Remove constraint from expander.
7231 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
7233 * config/i386/predicates.md (constant_call_address_operand): Declare
7234 as special predicate. Update all uses.
7235 * config/i386/i386.md: Remove mode from constant_call_address_operand
7237 * config/i386/i386.c (ix86_output_call_insn): Call
7238 constant_call_address_operand with VOIDmode.
7240 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
7242 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
7243 AND zero extended address correctly.
7245 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
7247 * config/i386/predicates.md (tls_symbolic_operand): Declare as
7249 (tls_modbase_operand): Ditto.
7250 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
7251 tls_modbase_operand predicates.
7253 2012-03-13 Martin Jambor <mjambor@suse.cz>
7255 * expr.c (expand_assignment): Handle misaligned scalar writes to
7256 memory through top-level MEM_REFs by calling store_bit_field.
7258 2012-03-13 Richard Guenther <rguenther@suse.de>
7261 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
7262 if Y is a constant multiple of 1 << CST.
7264 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
7267 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
7268 offset (size) to a value the insns can deal with.
7269 (expand_epilogue): Ditto.
7271 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7273 * config/arm/neon.ml (ops): Fixup expected instructions for
7274 unsigned vector compares.
7276 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
7278 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
7279 addresses only when %reg is not in word mode.
7281 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7283 * config/microblaze/microblaze.md: Fix typo.
7284 * tree-if-conv.c: Likewise.
7285 * tree-vect-patterns.c: Likewise.
7287 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7289 * config.gcc (extra_passes): Remove.
7290 * configure.ac (extra_passes): Don't substitute.
7291 * configure: Regenerate.
7292 * Makefile.in (EXTRA_PASSES): Remove.
7293 (GCC_PASSES): Remove $(EXTRA_PASSES).
7294 (MOSTLYCLEANFILES): Likewise.
7296 (install-common): Likewise.
7298 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
7300 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
7301 * config/i386/i386.c (ix86_decompose_address): Use
7302 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
7303 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
7304 thread pointer to a register.
7306 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
7308 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
7309 on tls_symbolic_operand.
7310 (tls_global_dynamic_64_<mode>): Likewise.
7312 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
7315 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
7316 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
7318 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
7321 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
7322 type from reg_class_t to enum reg_class.
7323 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
7325 2012-03-12 Andrew Pinski <apinski@cavium.com>
7327 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
7328 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
7329 (value_replacement): Likewise.
7330 (empty_block_p): Check also if the PHIs for the block are empty.
7332 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
7335 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
7336 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
7337 r184615 from 2012-02-28.
7339 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
7341 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
7342 (ix86_gen_tls_local_dynamic_base_64): Likewise.
7343 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
7344 and ix86_gen_tls_local_dynamic_base_64.
7345 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
7346 ix86_gen_tls_local_dynamic_base_64.
7348 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
7349 (*tls_global_dynamic_64_<mode>): This.
7350 (tls_global_dynamic_64): Renamed to ...
7351 (tls_global_dynamic_64_<mode>): This.
7352 (*tls_local_dynamic_base_64): Renamed to ...
7353 (*tls_local_dynamic_base_64_<mode>): This.
7354 (tls_local_dynamic_base_64): Renamed to ...
7355 (tls_local_dynamic_base_64_<mode>): This.
7357 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
7359 * config/i386/i386.c (ix86_option_override_internal): Properly
7360 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
7361 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
7362 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
7363 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
7365 * config/i386/sse.md (sse3_monitor64): Renamed to ...
7366 (sse3_monitor64_<mode>): This.
7368 2012-03-12 Tristan Gingold <gingold@adacore.com>
7370 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
7371 (ia64_function_arg_advance): Ditto.
7373 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7375 * config.gcc (mips*-*-openbsd*): Remove.
7376 * config/mips/openbsd.h: Remove.
7377 * config/mips/sdb.h: Remove.
7379 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
7380 * config/mips/mips.c (sdb_label_count): Remove.
7381 (mips_debugger_offset): Remove #if 0 code.
7382 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
7383 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
7385 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7387 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
7389 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
7390 Update binutils references.
7391 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
7392 Update binutils reference.
7393 Update Sun as/GNU ld caveat.
7394 Document binutils largefile requirement for LTO plugin.
7395 Remove reference to alternate libpthread.
7397 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7399 * config.gcc (alpha*-dec-osf5.1*): Remove.
7400 * config.host (alpha*-dec-osf*): Remove.
7401 * configure.ac (*-*-osf*): Remove.
7402 (alpha*-dec-osf*): Remove.
7403 * configure: Regenerate.
7405 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
7406 config/alpha/va_list.h, config/alpha/x-osf: Remove.
7408 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
7409 * config/alpha/alpha.c (struct machine_function): Update comment.
7410 (alpha_start_function): Remove Tru64 UNIX as handling for
7412 * config/alpha/alpha.md ("exception_receiver"): Remove
7413 TARGET_LD_BUGGY_LDGP.
7414 ("*exception_receiver_2"): Likewise.
7415 * except.c (finish_eh_generation): Remove Tru64 reference.
7416 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
7417 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
7418 * target.def (handle_pragma_extern_prefix): Remove.
7420 * Makefile.in (mips-tfile.o-warn): Remove.
7421 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
7422 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
7423 * mips-tdump.c, mips-tfile.c: Remove.
7425 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
7427 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
7428 (Specific, alpha*-dec-osf5.1): Note removal.
7429 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
7431 * doc/tm.texi: Regenerate.
7432 * doc/trouble.texi (Cross-Compiler Problems): Remove.
7434 2012-03-12 Richard Guenther <rguenther@suse.de>
7436 * config/arm/arm.c (neon_dereference_pointer): Do not call
7437 covert during RTL expansion.
7439 2012-03-12 Tristan Gingold <gingold@adacore.com>
7441 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
7442 Options. Mention -mpointer-size.
7444 2012-03-12 Richard Guenther <rguenther@suse.de>
7446 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
7447 build_nonstandard_integer_type.
7449 2012-03-12 Richard Guenther <rguenther@suse.de>
7451 * tree.c (signed_or_unsigned_type_for): Use
7452 build_nonstandard_integer_type.
7453 (signed_type_for): Adjust documentation.
7454 (unsigned_type_for): Likewise.
7455 * tree-pretty-print.c (dump_generic_node): Use standard names
7456 for non-standard integer types if available.
7458 2012-03-12 Tristan Gingold <gingold@adacore.com>
7460 * config/vms/vms.opt: Add vms-opts.h header.
7461 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
7463 (-mvms-return-codes): Document.
7464 (-mpointer-size): New option.
7465 (vms_pointer_size): Add enumeration.
7466 * config/vms/vms-opts.h: New file.
7467 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
7468 __INITIAL_POINTER_SIZE.
7469 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
7470 (C_COMMON_OVERRIDE_OPTIONS): Define.
7471 (DWARF2_ADDR_SIZE): Define.
7472 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
7473 * config/vms/vms-protos.h (vms_c_common_override_options):
7475 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
7476 if -mno-pointer-size.
7477 (vms_c_common_override_options): New function.
7478 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
7479 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
7480 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
7481 and flag_vms_pointer_size.
7482 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
7483 * config.gcc (*-*-*vms*): Define xm_file.
7484 (alpha*-dec-*vms*): Do not define xm_file.
7485 (alpha64-dec-*vms*): Remove.
7486 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
7489 2012-03-12 Jakub Jelinek <jakub@redhat.com>
7491 PR tree-optimization/51721
7492 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
7493 if (int) unsvar cmp CST.
7495 2012-03-12 Richard Guenther <rguenther@suse.de>
7497 * tree-sra.c (create_access_replacement): Only rename the replacement
7498 if we can rewrite it into SSA form. Properly mark register typed
7499 replacements that we cannot rewrite with TREE_ADDRESSABLE.
7500 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
7501 for aggregate or BLKmode results.
7503 2012-03-12 Jakub Jelinek <jakub@redhat.com>
7505 PR tree-optimization/52533
7506 * tree-vrp.c (register_edge_assert_for_2): Use double_int
7507 type for mask, only handle shifts by non-zero in-range
7508 shift count, for LE_EXPR and GT_EXPR if new_val is
7509 maximum, don't add the assertion.
7511 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
7513 * doc/invoke.texi: Document -mrtm option.
7514 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
7515 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
7516 (ix86_handle_option): Handle OPT_mrtm.
7517 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
7519 (x86_64-*-*): Ditto.
7520 * i386-builtin-types.def (INT_FTYPE_VOID): New.
7521 * config/i386/i386-c.c (ix86_target_macros_internal): Define
7523 (ix86_target_string): Define -mrtm option.
7525 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
7527 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
7528 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
7530 (bdesc_special_args): Ditto.
7531 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
7532 (ix86_expand_special_args_builtin): Handle new built-in type.
7533 (ix86_expand_builtin): Handle XABORT instruction.
7534 * config/i386/i386.h (TARGET_RTM): New.
7535 * config/i386/i386.md (UNSPECV_XBEGIN): New.
7536 (UNSPECV_XEND): Ditto.
7537 (UNSPECV_XABORT): Ditto.
7538 (UNSPECV_XTEST): Ditto.
7545 * config/i386/i386.opt (mrtm): New.
7546 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
7547 * config/i386/rtmintrin.h: New header.
7548 * config/i386/xtestintrin.h: Ditto.
7550 2012-03-12 Tristan Gingold <gingold@adacore.com>
7552 * ginclude/stddef.h: Adjust previous patch.
7553 Use __VMS__ instead of VMS.
7555 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
7557 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
7558 Also convert sequences with CC setting arithmetic instruction.
7560 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
7562 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
7563 from C Language Options to Preprocessor Options.
7564 (C Dialect Options): Move -no-integrated-cpp documentation
7566 (Preprocessor Options): ...to here. Rewrite the description
7567 so it makes more sense, and remove discussion of merging front ends.
7569 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
7571 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
7573 (ix86_expand_setmem): Likewise.
7575 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
7577 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
7580 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
7582 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
7583 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
7585 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
7587 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
7589 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
7591 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
7594 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
7595 Uros Bizjak <ubizjak@gmail.com>
7597 * config/i386/predicates.md (call_insn_operand): Allow
7598 constant_call_address_operand in Pmode only.
7599 (sibcall_insn_operand): Ditto.
7600 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
7601 (*call_vzeroupper): Ditto.
7603 (*sibcall_vzeroupper): Ditto.
7604 (*call_value): Ditto.
7605 (*call_value_vzeroupper): Ditto.
7606 (*sibcall_value): Ditto.
7607 (*sibcall_value_vzeroupper): Ditto.
7608 (*indirect_jump): Ditto.
7609 (*tablejump_1): Ditto.
7610 (indirect_jump): Convert memory address to word mode for TARGET_X32.
7612 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
7615 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
7618 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
7619 Use movrt_negc instead of negc pattern for non-SH2A.
7621 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
7623 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
7625 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
7626 if Pmode != word_mode.
7627 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
7628 Pmode == SImode for TARGET_X32.
7630 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
7631 (tls_initial_exec_x32): Likewise.
7633 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
7635 PR rtl-optimization/52528
7636 * combine.c (can_combine_p): Add setting of subst_low_luid
7637 before call to expand_field_assignment().
7639 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
7641 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
7642 and related program names.
7644 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
7646 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
7648 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
7651 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
7652 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
7654 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
7655 (*movdi_internal_rex64): Use %E operand modifier for lea.
7656 (*movsi_internal): Ditto.
7658 (*lea<mode>_2): Ditto.
7659 (*lea_{3,4,5,6}_zext): Ditto.
7660 (*tls_global_dynamic_32_gnu): Ditto.
7661 (*tls_global_dynamic_64): Ditto.
7662 (*tls_dynamic_gnu2_lea_32): Ditto.
7663 (*tls_dynamic_gnu2_lea_64): Ditto.
7664 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
7666 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7668 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
7669 redefine to be NULL if the current bit-size is different from the
7670 configured bit-size.
7672 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
7673 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
7674 set the default tuning. Add asserts to make sure the cpu and tune
7675 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
7676 test whether the index is set, instead of > 0.
7677 (rs6000_file_start): Do not reset the default cpu if the current
7678 bit-size is different from the configured bit-size.
7680 2012-03-09 Tristan Gingold <gingold@adacore.com>
7682 * config/vms/vms-crtlmap.map: Add comments.
7683 Add entries needed to build Ada RTS.
7685 2012-03-09 Tristan Gingold <gingold@adacore.com>
7687 * ginclude/stddef.h: Do not define __size_t on VMS.
7689 2012-03-09 Tristan Gingold <gingold@adacore.com>
7691 * c-tree.h (c_default_pointer_mode): New variable.
7692 * c-decl.c (c_default_pointer_mode): New variable.
7693 (c_build_pointer_type): New function.
7694 (grokdeclarator): Call c_build_pointer_type instead
7695 of build_pointer_type.
7697 * config/vms/vms-c.c: Include c-tree.h
7698 (saved_pointer_mode): New variable.
7699 (handle_pragma_pointer_size): New function.
7700 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
7701 (vms_c_register_pragma): Register __pointer_size and
7702 __required_pointer_size pragmas.
7704 2012-03-09 Tristan Gingold <gingold@adacore.com>
7706 * config/vms/vms-c.c (vms_construct_include_filename): New function.
7707 (vms_c_register_includes): Reference it.
7709 2012-03-09 Andrew Pinski <apinski@cavium.com>
7712 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
7714 (tree_ssa_phiopt_worker): Go through all the PHIs for
7715 value_replacement instead of just the singleton one.
7716 (value_replacement): Change return type to int. Return 0 instead of
7718 Allow the middle basic block to contain more than just the defining
7720 Handle non empty middle basic blocks.
7721 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
7723 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
7725 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
7726 array reference and component reference.
7727 (analyze_scalar_evolution_for_address_of): New.
7729 2012-03-08 Jie Zhang <jzhang918@gmail.com>
7732 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
7733 (hwloop_pattern_reg): Fix set but not used warning.
7734 (bfin_reorg_loops): Remove unused parameter.
7735 (bfin_reorg): Update use of bfin_reorg_loops.
7737 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
7739 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
7740 with integer parameters in registers.
7741 (gen_push): Push register in word_mode instead of Pmode.
7742 (ix86_emit_save_regs): Likewise.
7743 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
7744 (gen_pop): Pop register in word_mode instead of Pmode.
7745 (ix86_emit_restore_regs_using_pop): Likewise.
7746 (ix86_expand_prologue): Replace Pmode with word_mode for push
7747 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
7748 restore RAX and R10 in word_mode.
7749 (ix86_emit_restore_regs_using_mov): Restore integer registers
7751 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
7753 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
7754 (ix86_split_long_move): Likewise.
7756 * config/i386/i386.md (W): New.
7757 (*push<mode>2_prologue): Replace :P with :W.
7758 (*pop<mode>1): Likewise.
7759 (*pop<mode>1_epilogue): Likewise.
7760 (push/pop peephole2): Use word_mode scratch registers.
7762 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
7764 * config/i386/predicates.md (indirect_branch_operand): Simplify.
7766 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
7768 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
7769 for constants in [-63,63].
7771 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
7775 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
7777 * config/i386/i386.c (ix86_print_operand_address): Only handle
7778 zero-extended DImode addresses.
7780 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7782 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
7783 * configure: Regenerate.
7785 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
7788 * config/avr/avr.c (avr_mem_clobber): New static function.
7789 (avr_expand_delay_cycles): Add memory clobber operand to
7790 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
7791 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
7792 (enable_interrupt, disable_interrupt): New expander.
7793 (nopv, sleep, wdr): New expanders.
7794 (delay_cycles_1): Add memory clobber.
7795 (delay_cycles_2): Add memory clobber.
7796 (delay_cycles_3): Add memory clobber.
7797 (delay_cycles_4): Add memory clobber.
7798 (cli_sei): New insn from former "enable_interrupt",
7799 "disable_interrupt" with memory clobber.
7800 (*wdt): New insn from former "wdt" with memory clobber.
7801 (*nopv): Similar, but for "nopv".
7802 (*sleep): Similar, but for "sleep".
7804 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
7805 Kaz Kojima <kkojima@gcc.gnu.org>
7808 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
7809 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
7810 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7812 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
7814 * config/i386/predicates.md (x86_64_zext_general_operand): New.
7815 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
7816 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
7818 2012-03-07 Walter Lee <walt@tilera.com>
7820 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
7821 REG_CFA_* notes for the stack pointer.
7822 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
7823 EH_RETURN_STACKADJ_RTX.
7824 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
7825 generate REG_CFA_* notes for the stack pointer.
7826 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
7827 by EH_RETURN_STACKADJ_RTX.
7829 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
7831 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
7832 when __AVR_3_BYTE_PC__ is defined.
7834 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
7836 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
7837 (ix86_print_operand): Handle '^'.
7838 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
7839 using P mode iterator. Add %^ to asm template to conditionally emit
7841 (*rep_movdi_rex64): Ditto.
7842 (*strsetdi_rex_1): Ditto.
7843 (*rep_stosdi_rex64): Ditto.
7844 (*strmov{si,hi,qi}_1): Add %^ to asm template to
7845 conditionally emit addr32 prefix.
7846 (*rep_mov{si,qi}): Ditto.
7847 (*strset{si,hi,qi}): Ditto.
7848 (*rep_stos{si,qi}): Ditto.
7849 (*cmpstrnqi_nz_1): Ditto.
7850 (*cmpstrnqi_1): Ditto.
7851 (*strlenqi_1): Ditto.
7853 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
7855 * config/i386/i386.c (function_value_64): Return pointers in
7856 word_mode instead of Pmode.
7857 (ix86_promote_function_mode): Likewise.
7859 2012-03-07 Richard Guenther <rguenther@suse.de>
7861 * coverage.c (get_gcov_type): Use type_for_mode.
7862 (get_gcov_unsigned_t): Likewise.
7863 * expr.c (store_constructor): Use type_for_mode.
7864 (try_casesi): Likewise.
7865 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
7866 (add_standard_iv_candidates): Use standard type trees.
7867 * dojump.c (do_jump): Remove dead code.
7869 2012-03-07 Richard Guenther <rguenther@suse.de>
7871 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
7873 2012-03-07 Richard Guenther <rguenther@suse.de>
7875 * convert.c (strip_float_extensions): Move ...
7876 * tree.c (strip_float_extensions): ... here.
7878 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
7881 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
7883 2012-03-07 Richard Guenther <rguenther@suse.de>
7885 * omp-low.c (extract_omp_for_data): Use signed_type_for.
7886 (expand_omp_for_generic): Likewise.
7887 (expand_omp_for_static_nochunk): Likewise.
7888 (expand_omp_for_static_chunk): Likewise.
7889 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
7890 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
7891 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
7892 Use unsigned_type_for.
7893 (vect_create_cond_for_align_checks): Use signed_type_for.
7895 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
7897 PR rtl-optimization/52203
7898 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
7899 all callers to pass NULL except ...
7900 (reset_sched_cycles_in_current_ebb): ... here, save the value
7901 in new variable 'empty'. Increase issue_rate only for
7904 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
7907 * Makefile.in: Let install-gcc-ar depend on installdirs,
7908 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
7909 Don't double canonicalize if cross-compiling.
7911 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
7914 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
7915 to: RAMPZ, RAMPY, RAMPX, RAMPD.
7916 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
7918 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
7921 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
7923 * config/avr/avr.md (xload_8): Adjust insn length.
7925 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
7928 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
7929 if RAMPZ affects reading from RAM.
7931 2012-03-07 Richard Guenther <rguenther@suse.de>
7935 * doc/invoke.texi (Precompiled Headers): Remove sentence that
7936 suggests you can include PCHs from inside another header.
7938 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
7941 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
7943 2012-03-07 Kai Tietz <ktietz@redhat.com>
7945 * doc/invoke.texi (fwritable-relocated-rdata): Document
7946 new Cygwin/MinGW target option.
7947 * config/i386/winnt.c (i386_pe_unique_section): Ignore
7948 reloc if flag -fwritable-relocated-rdata is not set.
7949 (i386_pe_section_type_flags): Likewise.
7950 * config/i386/cygming.opt (fwritable-relocated-rdata):
7951 Add new flag variable flag_writable_rel_rdata.
7953 2012-03-07 Richard Guenther <rguenther@suse.de>
7955 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
7956 precision against gimple constraints.
7958 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
7961 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
7963 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
7964 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
7966 (init_emit_regs): Move associated initialization to...
7967 (init_emit_once): ...here.
7969 2012-03-06 Richard Henderson <rth@redhat.com>
7971 * config/m68k/m68k.h (ISA_HAS_TAS): New.
7972 * config/m68k/sync.md (atomic_test_and_set): Use it.
7973 (atomic_test_and_set_1): Likewise.
7975 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
7978 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
7979 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
7980 (vector_ltgt<mode>): Likewise.
7981 (vector_ordered<mode>): Likewise.
7982 (vector_unordered<mode>): Likewise.
7983 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
7985 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
7987 * trans-mem.c: New typedef for tm_region_p.
7988 Define vector types for tm_region_p.
7989 (tm_region_init): Replace region_worklist to a vector called
7992 2012-03-06 Richard Guenther <rguenther@suse.de>
7994 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
7995 MEM_REF with constant pointer operand.
7997 2012-03-06 Richard Guenther <rguenther@suse.de>
8000 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
8002 2012-03-06 Tristan Gingold <gingold@adacore.com>
8004 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
8005 (external_model_kind): Improve documentation.
8006 (vms_pragma_extern_model): Handle relaxed_redef.
8007 (vms_c_register_pragma): Allow expansion for nomember_alignment.
8009 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
8011 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
8012 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
8013 Some more notes on EIND usage and reorder EIND subsection.
8015 2012-03-06 Tristan Gingold <gingold@adacore.com>
8017 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
8018 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
8020 2012-03-06 Tristan Gingold <gingold@adacore.com>
8022 * config/vms/t-vmsnative (version): Define.
8023 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
8025 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
8027 PR rtl-optimization/52250
8028 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
8029 to put note list into. Unconditionally call move_bb_info.
8030 (move_bb_info): Do not assert the blocks being in the same region,
8031 just drop the note list if they are not.
8033 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
8036 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
8037 and use unified expansion logic.
8038 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
8039 closer to the existing movt insn.
8040 (negc): Rename insn to *negc. Add new expander.
8041 (movnegt): Use xor pattern for T bit negation. Reserve helper
8042 constant for negc pattern.
8043 (*movnegt): New insn and splitter.
8045 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
8047 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
8050 2012-03-05 Richard Henderson <rth@redhat.com>
8052 * genemit.c (main): Include "target.h" in insn-emit.c.
8053 * Makefile.in (insn-emit.o): Depend on TARGET_H.
8054 * config/sh/sync.md (atomic_test_and_set): Reference
8055 targetm.atomic_test_and_set_trueval instead of
8056 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
8058 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
8060 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
8063 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
8065 * langhooks.c (add_builtin_type): New function.
8066 * langhooks.h (add_builtin_type): Export it.
8067 * config/mep/mep.c (mep_init_builtins): Use it.
8068 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
8070 2012-03-05 Jakub Jelinek <jakub@redhat.com>
8073 * tree.h (BLOCK_SAME_RANGE): Define.
8074 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
8075 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
8076 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
8077 isn't equal to supercontext fragment's fragment chain.
8078 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
8080 (blocks_nreverse_all): Likewise.
8081 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
8082 BLOCK_SUPERCONTEXT to supercontext fragment instead of
8083 supercontext fragment's fragment origin.
8084 * dwarf2out.c (add_high_low_attributes): If stmt has the same
8085 range as its parent (or parents thereof etc.), use the parent's
8086 DW_AT_ranges value instead of creating a new .debug_ranges range.
8088 2012-03-05 Richard Henderson <rth@redhat.com>
8091 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
8092 * omp-low.c (expand_omp_atomic): Assume anything aligned to
8093 BIGGEST_ALIGNMENT is aligned.
8095 2012-03-05 Richard Henderson <rth@redhat.com>
8097 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
8098 * config/sh/sh.c: ... here.
8100 2012-03-05 Richard Henderson <rth@redhat.com>
8103 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
8104 instead of calling negqi2 directly.
8106 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
8109 * trans-mem.c (tm_region_init): Use last_basic_block.
8111 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
8113 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
8114 * config/sh/sync.md (atomic_test_and_set): New expander.
8115 (tasb, atomic_test_and_set_soft): New insns.
8116 * config/sh/sh.opt (menable-tas): New option.
8117 * doc/invoke.texi (SH Options): Document it.
8119 2012-03-05 Richard Guenther <rguenther@suse.de>
8121 * cfgloop.c (verify_loop_structure): Verify dominators before
8123 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
8124 dominators from here.
8125 * graphite-scop-detection.c (create_sese_edges): Likewise.
8126 * loop-doloop.c (doloop_optimize_loops): Likewise.
8127 * loop-init.c (loop_optimizer_init): Likewise.
8128 * loop-unroll.c (unroll_and_peel_loops): Likewise.
8129 * loop-unswitch.c (unswitch_loops): Likewise.
8130 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
8131 * tree-parloops.c (parallelize_loops): Likewise. Verify
8132 only when checking is enabled.
8133 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
8135 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
8137 * genautomata.c (parse_automata_opt): New static function.
8138 (initiate_automaton_gen): Remove all option handling code. Remove
8139 argc argument. All callers changed.
8140 (main): Call init_rtx_reader_args_cb with the new function as argument.
8142 2012-03-05 Richard Guenther <rguenther@suse.de>
8144 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
8145 * tree-if-conv.c (combine_blocks): Free post-dominator info
8147 * tree-parloops.c (create_parallel_loop): Free and re-compute
8148 dominator info after breaking it.
8150 2012-03-05 Richard Guenther <rguenther@suse.de>
8153 * optabs.h (trapv_unoptab_p): New function.
8154 (trapv_binoptab_p): Likewise.
8155 * optabs.c (expand_binop): Use emit_libcall_block_1 with
8156 a proper equiv_may_trap argument.
8157 (expand_unop): Likewise.
8158 (emit_libcall_block_1): Take extra argument whether the
8159 instruction may trap. Renamed from ...
8160 (emit_libcall_block): ... this. New wrapper.
8162 2012-03-05 Jakub Jelinek <jakub@redhat.com>
8164 PR tree-optimization/51721
8165 * tree-vrp.c (register_edge_assert_for_2): If comparing
8166 lhs of right shift by constant with an integer constant,
8167 add ASSERT_EXPRs for the rhs1 of the right shift.
8169 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
8171 2012-03-05 Richard Guenther <rguenther@suse.de>
8173 * tree.c (integer_zerop): Handle VECTOR_CSTs.
8174 (integer_onep): Likewise.
8175 (integer_all_onesp): Likewise.
8177 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
8179 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
8181 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
8183 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
8184 instead of TARGET_64BIT.
8186 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
8188 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
8191 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
8193 * config/i386/i386.c (ix86_print_operand_address): Only handle
8194 zero-extended DImode addresses.
8196 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
8198 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
8199 taken and cputaken as bool.
8201 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
8203 * config/i386/constraints.md (Ya): New internal constraint.
8204 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
8205 (*zero_extendsidi2_rex64): Add x,x alternative.
8206 (*zero_extendsidi2): Ditto. Add o,0 alternative.
8207 Remove flags reg clobber. Adjust corresponding splits.
8208 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
8209 zero_extendqisi2 expanders using SWI12 mode iterator.
8210 (zero_extend<mode>si2_and): Macroize insn from
8211 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
8213 (*zero_extend<mode>si2): Macroize insn from
8214 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
8215 (*zero_extend*2_movzbl_and): Remove insn patterns.
8216 (zero_extendqihi2_and): Merge corresponding splitter.
8217 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
8218 (*zero_extend*2_movzbl_and): Remove insn patterns.
8219 (*anddi_1): Split TYPE_IMOVX instructions.
8220 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
8222 (and->zext splitter): Add splitter pattern.
8223 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
8225 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
8227 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
8229 (Debugging Options): Likewise.
8230 (Optimize Options): Likewise.
8231 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
8232 with other architectures. Use official processor names with correct
8233 spelling/capitalization. Fix formatting and grammar issues.
8234 (i386 and x86-64 Windows Options): Similar cleanup here.
8236 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
8238 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
8240 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
8242 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
8243 DBX_REGISTER_NUMBER.
8245 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
8247 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
8248 operand is CONST_INT. Take COSTS_N_INSNS into account.
8249 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
8252 2012-03-02 Richard Henderson <rth@redhat.com>
8254 * optabs.c (expand_atomic_test_and_set): Honor
8255 atomic_test_and_set_trueval even when atomic_test_and_set
8256 optab is not in use.
8258 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
8262 * config/sh/sh.c (sh_register_move_cost): Increase cost between
8263 GENERAL_REGS and FP_REGS for SImode.
8265 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
8268 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
8269 (absdi2): New expander.
8270 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
8272 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
8274 * config/sh/sync.md (atomic_exchange<mode>): New expander.
8275 (atomic_exchange<mode>_soft): New insn.
8277 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
8279 * config/sh/sync.md: Update copyright notice dates.
8280 (atomic_compare_and_swap<mode>): Use SImode for return value instead
8282 (atomic_compare_and_swap<mode>_soft): Likewise.
8284 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
8287 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
8288 * config/sh/sh.c: Update copyright notice dates.
8289 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
8290 alignment for TARGET_HARD_SH4.
8291 (sh_option_override): Reduce default function alignment. Set
8292 loop alignment to 4 bytes when not optimizing for size.
8294 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
8297 * doc/invoke.texi (floop-flatten): Remove.
8298 * toplev.c (process_options): Remove references to flag_loop_flatten.
8299 * tree-ssa-loop.c (gate_graphite_transform): Same.
8300 * common.opt (floop-flatten): Obsolete.
8301 * graphite-poly.c (apply_poly_transforms): Remove reference to
8303 * Makefile.in (graphite-flattening.o): Remove.
8304 * graphite-flattening.c: Remove.
8306 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
8308 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
8309 having mode compatible with the mode of previous compare. Substitute
8310 compare mode of previous compare with the mode, compatible
8311 with eliminated and previous compare.
8313 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
8315 * config/rs6000/dfp.md (floatdidd2): New define_insn.
8317 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
8319 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
8320 compatible with CCGOCmode and CCGCmode.
8322 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
8324 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
8326 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
8328 * config/arm/arm.c (arm_sat_operator_match): New function.
8329 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
8330 * config/arm/arm.md ("insn" attribute): Add "sat" value.
8331 ("SAT", "SATrev"): New code iterators.
8332 ("SATlo", "SAThi"): New code iterator attributes.
8333 ("*satsi_<SAT:code>"): New pattern.
8334 ("*satsi_<SAT:code>_shift"): Likewise.
8335 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
8336 and "shift" attributes.
8337 ("arm_usatsihi"): Add "insn" attribute.
8338 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
8339 by powers of two. Do not allow shift by 32.
8341 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
8344 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
8345 to pass the argument in the register of "natural" mode.
8347 2012-03-02 Richard Guenther <rguenther@suse.de>
8349 PR tree-optimization/52406
8350 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
8351 (struct indices): Add unconstrained_base member.
8352 (struct dr_alias): Remove unused vops member.
8353 (DR_UNCONSTRAINED_BASE): New define.
8354 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
8355 add indices to allow their disambiguation. Make DR_BASE_OBJECT
8356 be an artificial access that covers the whole indexed object,
8357 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
8358 plain decl base-objects to their MEM_REF variant.
8359 (dr_may_alias_p): When the base-object of either data reference
8360 has unknown size use only points-to information.
8361 (compute_affine_dependence): Make dumps easier to read and
8363 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
8364 DR_REF when looking for packed references.
8365 (vect_supportable_dr_alignment): Likewise.
8367 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
8369 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
8370 Improve conditions for peepholes of loads followed by commutative
8372 * config/arm/ldmstm.md: Regenerated.
8374 2012-03-02 Richard Guenther <rguenther@suse.de>
8376 * BASE-VER: Set to 4.8.0.
8378 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
8380 * config.gcc (obsolete): Add all ARM targets using the FPA.
8381 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
8382 * doc/install.texi: Avoid references to obsolete ARM ports.
8384 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
8386 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
8388 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
8389 Joern Rennecke <joern.rennecke@embecosm.com>
8391 * doc/extend.texi: Expand and update information on interrupt
8392 attribute for Epiphany.
8394 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
8396 * config/sh/sh-protos.h: Update copyright notice dates.
8397 * config/sh/sh.h: Likewise.
8398 * config/sh/sh.md: Likewise.
8399 * config/sh/constraints.md: Likewise.
8400 * config/sh/predicates.md: Likewise.
8402 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
8404 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
8405 * config/sh/sh.c (tertiary_reload_operand): Likewise.
8407 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
8409 * config/sh/constraints.md: Fix comment typo.
8411 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8414 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
8415 unsigned HOST_WIDE_INT.
8416 (zvdep_imm64): Likewise.
8417 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
8418 (vdepi_and): Likewise.
8419 Likewise for unamed 64-bit patterns.
8420 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
8422 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
8425 PR rtl-optimization/52417
8426 * cselib.c (cselib_any_perm_equivs): New variable.
8427 (cselib_reset_table): Check that it's not set when not
8428 preserving constants.
8429 (cselib_add_permanent_equiv): Set it.
8430 (cselib_have_permanent_equivalences): New.
8431 (cselib_init, cselib_finish): Reset it.
8432 * cselib.h (cselib_have_permanent_equivalences): Declare.
8433 * alias.c (get_addr): Restore earlier behavior when there
8434 aren't permanent equivalences.
8436 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
8438 * config/mn10300/mn10300-modes.def: Fix copyright notice.
8439 * config/v850/v850-modes.def: Fix copyright notice.
8441 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
8443 * doc/extend.texi (AVR Built-in Functions): Document
8444 __builtin_avr_flash_segment.
8446 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
8447 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
8448 (*split.flash_segment): New insn-and-split.
8449 * config/avr/avr.c (avr_init_builtins): Add local variables:
8450 const_memx_void_node, const_memx_ptr_type_node,
8451 char_ftype_const_memx_ptr.
8453 2012-03-01 Jakub Jelinek <jakub@redhat.com>
8455 PR tree-optimization/52445
8456 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
8457 add ssa_name_ver, offset and size fields and change store field
8459 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
8460 (add_or_mark_expr): Likewise. Only consider previous stores
8461 with the same size and offset.
8462 (nt_init_block): Only look at gimple_assign_single_p stmts,
8463 doesn't look at rhs2.
8465 2012-03-01 Richard Guenther <rguenther@suse.de>
8468 * tree-cfg.c (verify_gimple_assign_unary): Allow any
8469 conversions from integral types to pointer types.
8471 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
8473 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
8474 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
8475 unintentionally removed in r184616.
8477 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8479 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
8482 2012-02-29 Jakub Jelinek <jakub@redhat.com>
8483 Uros Bizjak <ubizjak@gmail.com>
8486 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
8487 alternatives, add "e" constraint to the new last alternative
8488 and ! to last 3 alternatives.
8490 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
8492 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
8493 DW_AT_artificial attributes at the end of the processing.
8494 (gen_array_type_die): Likewise.
8495 (gen_enumeration_type_die): Likewise.
8496 (gen_struct_or_union_type_die): Likewise.
8497 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
8500 2012-02-29 Jakub Jelinek <jakub@redhat.com>
8503 * expr.c (expand_assignment): If doing misaligned store that doesn't
8504 cover all mode bits, perform a RMW cycle.
8506 PR tree-optimization/52429
8507 * tree-parloops.c (separate_decls_in_region_debug): Return early
8508 if var is LABEL_DECL.
8510 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8512 PR tree-optimization/52424
8513 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
8514 calling dom_thread_across_edge.
8516 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
8518 * config/avr/avr.c: Move definition of TARGET macros to end of file.
8520 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
8522 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
8523 * config/avr/avr.c (avr_output_bld): Remove unused function.
8524 (avr_out_sbxx_branch): Use "%T" to print bit position.
8526 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
8528 * config/avr/avr.md: Untabify.
8530 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
8532 * config/avr/avr.md (eqne): New code iterator.
8533 (*dec-and-branchsi): Use it in text peephole's condition.
8534 (*dec-and-branchhi): Ditto.
8535 (*dec-and-branchqi): Ditto.
8537 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
8540 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
8541 the device does not have the skip-bug.
8543 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
8545 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
8546 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
8547 -mpretend-cmove): New.
8549 2012-02-29 Jakub Jelinek <jakub@redhat.com>
8552 * df.h (struct df_d): Adjust comment that hard_regs_live_count
8553 doesn't count DEBUG_INSN refs.
8554 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
8555 for DEBUG_INSN refs.
8557 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8561 2012-02-20 Richard Guenther <rguenther@suse.de>
8562 PR tree-optimization/52298
8563 * tree-vect-stmts.c (vectorizable_load): Properly use
8564 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
8566 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
8569 * gimple.h (gimple_in_transaction): New.
8570 (gimple_set_in_transaction): New.
8571 (struct gimple_statement_base): Add in_transaction field.
8572 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
8574 (tree_ssa_lim_initialize): Compute transaction bits.
8575 * tree.h (compute_transaction_bits): Protoize.
8576 * trans-mem.c (tm_region_init): Use the heap to store BB
8578 (compute_transaction_bits): New.
8580 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8582 * gcc.c (display_help): Document --help=common and sort entries
8585 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8587 * doc/install.texi: Document check-$LANG specific shortcuts
8589 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8592 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
8594 * config/arm/arm_neon.h: Regenerate.
8595 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
8596 (neon_vcgeu): New insn.
8597 (neon_vcgtu): Likewise.
8598 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
8599 (ops): Unsigned comparison intrinsics call a different builtin.
8601 2012-02-28 Richard Guenther <rguenther@suse.de>
8604 * config/i386/i386.c (ix86_expand_vector_set): Fix element
8605 ordering for the VEC_CONCAT for two element vectors for
8606 V2SFmode, V2SImode and V2DImode.
8608 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
8611 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
8612 detecting big-endian triplets.
8614 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
8616 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
8617 mode if there is no type information available.
8619 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
8621 PR tree-optimization/53207
8622 * doc/invoke.texi: Document as experimental and relying on graphite.
8624 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
8626 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
8627 of initializer to changes from r184614.
8629 2012-02-28 Richard Guenther <rguenther@suse.de>
8631 PR tree-optimization/52395
8632 * tree-sra.c (build_ref_for_offset): Also look at the base
8633 TYPE_ALIGN when figuring out the alignment of the replacement.
8635 2012-02-28 Richard Guenther <rguenther@suse.de>
8637 PR tree-optimization/52402
8638 * ipa-prop.c (ipa_modify_call_arguments): Properly use
8639 mis-aligned types when creating the accesses at the call site.
8641 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
8643 * config/avr/builtins.def: New file.
8644 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
8645 * config/avr/avr.c (enum avr_builtin_id): Use it.
8646 (avr_init_builtins): Use it. And use avr_bdesc.
8647 (bdesc_1arg): Remove.
8648 (bdesc_2arg): Remove.
8649 (bdesc_3arg): Remove.
8650 (struct avr_builtin_description): Add field n_args.
8651 (avr_bdesc): New static variable using builtins.def.
8652 (avr_expand_builtin): Use it.
8653 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
8654 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
8655 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
8657 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
8660 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
8661 match only one single hard register with respective hard reg rtx.
8662 (movmemx_<mode>): Ditto.
8663 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
8664 insn anatomy of movmem[x]_<mode>.
8665 (avr_out_movmem): Same for printing assembler and operand usage.
8667 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
8671 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
8672 address spaces located outside of device flash.
8674 * config/avr/avr.h (base_arch_s): Remove field n_segments.
8675 (mcu_type_s): Add field n_flash.
8676 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
8677 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
8678 (AVR_MCU): Add N_FLASH argument.
8679 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
8680 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
8681 macro __FLASH<n> if that address space makes sense for the device.
8682 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
8683 outside of target flash.
8684 (avr_asm_named_section): Ditto.
8685 (avr_asm_select_section): Ditto.
8686 (avr_addr_space_convert): Ditto.
8687 (avr_emit_movmemhi): Ditto.
8688 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
8689 address space is outside of device flash.
8690 (avr_insert_attributes): Ditto.
8691 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
8692 avr_current_arch->n_segments.
8694 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
8697 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
8698 (*movabs<mode>_2): Likewise.
8700 2012-02-27 Jakub Jelinek <jakub@redhat.com>
8703 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
8704 s_register_operand in the test instead of REG_P. Don't call
8705 gen_reg_rtx if it won't be used.
8707 PR tree-optimization/52376
8708 * ipa-split.c (split_function): Ignore CLOBBER stmts.
8710 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
8712 * ifcvt.c (noce_get_condition): Check condition variable is not
8713 small_register_classes_for_mode_p before accepting.
8715 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
8717 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
8719 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8722 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8723 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
8725 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
8727 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
8729 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
8731 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
8733 * config/sh/predicates.md: Remove blank lines.
8734 * config/sh/sh.c: Fix typos in comments.
8735 * config/sh/constraints.md: Likewise.
8736 * config/sh/sh.md: Remove blank lines.
8737 Fix typos in comments. Use ;; as comment characters.
8739 2012-02-26 Walter Lee <walt@tilera.com>
8741 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
8742 (replace_mov_pcrel_step2): Ditto.
8744 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
8747 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
8748 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
8749 and locs that reference values newer than the non-canonical value
8750 at hand. Return the canonical value as a worst case.
8751 (memrefs_conflict_p): Walk canonical value's locs.
8754 * cselib.c (preserve_only_constants): Rename to...
8755 (preserve_constants_and_equivs): ... this. Split out...
8756 (invariant_or_equiv_p): ... this. Preserve plus expressions
8757 of other preserved expressions too.
8758 (cselib_reset_table): Adjust.
8759 * var-tracking.c (reverse_op): Use canonical value to build
8762 2012-02-23 Kai Tietz <ktietz@redhat.com>
8764 * config/i386/i386.c (ix86_delegitimize_address): Handle
8765 UNSPEC_PCREL plus displacement.
8767 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
8770 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
8771 to test for unusedness in st X addressing.
8773 2012-02-24 Richard Guenther <rguenther@suse.de>
8776 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
8777 (is_gimple_reg_type): Move inline ...
8778 * gimple.h (is_gimple_reg_type): ... here.
8780 2012-02-24 Richard Guenther <rguenther@suse.de>
8783 * passes.c (execute_function_todo): When verifying SSA form
8784 verify gimple form first.
8785 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
8787 2012-02-24 Richard Guenther <rguenther@suse.de>
8790 * fold-const.c (fold_addr_of_array_ref_difference): New function.
8791 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
8793 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8795 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
8797 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8799 * tree-phinodes.c (make_phi_node): Mark static.
8800 * tree-flow.h (make_phi_node): Remove extern decl.
8801 * doc/gimple.texi (make_phi_node): Remove documentation.
8803 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8805 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
8806 * tree-ssa-sccvn.c (print_scc): Ditto.
8808 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8810 * doc/passes.texi (Full redundancy elimination): Fix typo.
8812 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8814 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
8816 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
8819 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
8821 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
8824 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
8826 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
8828 * config/avr/avr.md (code_stdname): Add ior, xor.
8829 (xior): New code iterator.
8830 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
8831 (*<code_stdname><mode>qi.byte1-3): Ditto.
8833 2012-02-23 Jakub Jelinek <jakub@redhat.com>
8835 PR tree-optimization/52019
8836 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
8839 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8841 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
8842 HAVE_INITFINI_ARRAY to work around namespace pollution in
8843 certain versions of newlib system headers.
8844 * config.in: Regenerate.
8845 * configure: Regenerate.
8846 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
8847 instead of HAVE_INITFINI_ARRAY.
8849 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
8852 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
8853 is not offsettable memory reference.
8855 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
8858 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
8859 setting avr_need_clear_bss_p for __gnu_lto* symbols.
8861 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
8863 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
8864 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
8866 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8868 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
8869 library on Solaris 8 even without TLS support.
8870 * configure: Regenerate.
8872 2012-02-22 Richard Guenther <rguenther@suse.de>
8875 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
8876 for GIMPLE_DEBUG stmts.
8878 2012-02-22 Martin Jambor <mjambor@suse.cz>
8881 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
8882 according to the base object.
8884 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
8886 PR rtl-optimization/50063
8887 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
8888 and 2 (8-bit SP) in operand 2.
8889 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
8890 setup to use movhi_sp_r instead of vanilla move to write SP.
8891 Adjust REG_CFA notes to superseed unspec.
8892 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
8894 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
8895 known to be off) only with TARGET_NO_INTERRUPTS. Never use
8896 irq_state 1 (IRQ known to be on) here.
8898 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
8900 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
8902 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
8903 assign_hard_reg): Likewise.
8905 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
8907 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
8909 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
8912 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
8913 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
8915 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
8917 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
8918 prototype from here to...
8919 * config/avr/avr.h: ...here.
8921 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
8924 * thumb2.md (thumb2_shiftsi3_short): Split register and
8925 immediate shifts. For register shifts tie operands 0 and 1.
8926 (peephole2 for above): Check that register-controlled shifts
8927 have suitably tied operands.
8929 2012-02-21 Quentin Neill <quentin.neill@amd.com>
8932 * config/i386/bdver1.md (bdver1_call, bdver1_push,
8933 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
8934 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
8935 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
8936 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
8937 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
8938 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
8939 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
8940 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
8941 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
8942 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
8943 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
8944 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
8945 bdver1_ssevector_avx256_unaligned_load,
8946 bdver1_ssevector_sse128_unaligned_load,
8947 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
8948 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
8949 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
8950 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
8951 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
8952 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
8953 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
8954 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
8955 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
8956 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
8957 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
8958 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
8959 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
8960 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
8961 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
8962 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
8963 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
8964 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
8965 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
8966 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
8967 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
8968 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
8969 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
8970 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
8971 bdver1_ssediv_double_load, bdver1_ssediv_double,
8972 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
8973 Add "bdver2" attribute.
8975 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8977 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
8978 default if possible and not specified otherwise.
8980 2012-02-21 Richard Guenther <rguenther@suse.de>
8983 * gimplify.c (create_tmp_from_val): Use the main variant type
8984 for the type of the temporary we create.
8986 2012-02-21 Richard Guenther <rguenther@suse.de>
8988 PR tree-optimization/52324
8989 * gimplify.c (gimplify_expr): When re-gimplifying expressions
8990 do not gimplify a MEM_REF address operand if it is already
8993 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8995 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
8996 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
8998 2012-02-21 Richard Guenther <rguenther@suse.de>
9000 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
9001 nested_in_vect_loop.
9003 2012-02-21 Jakub Jelinek <jakub@redhat.com>
9005 PR tree-optimization/52318
9006 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
9007 vdef also to non-pure/const call stmts in the sequence.
9009 2012-02-21 Tristan Gingold <gingold@adacore.com>
9011 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
9013 2012-02-20 David S. Miller <davem@davemloft.net>
9015 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
9016 don't use the "rd %pc" instruction on v9 for PIC register loads.
9018 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
9021 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
9022 in a transaction safe function.
9024 2012-02-20 Kai Tietz <ktietz@redhat.com>
9027 * stor-layout.c (place_field): Handle desired_align for
9030 2012-02-20 Richard Guenther <rguenther@suse.de>
9032 PR tree-optimization/52298
9033 * tree-vect-stmts.c (vectorizable_store): Properly use
9034 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
9036 (vectorizable_load): Likewise.
9037 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
9038 Access DR_STEP after ensuring it is not NULL.
9040 2012-02-20 Jakub Jelinek <jakub@redhat.com>
9042 PR tree-optimization/52286
9043 * fold-const.c (fold_binary_loc): For (X & C1) | C2
9044 optimization use double_int_to_tree instead of build_int_cst_wide,
9045 rewrite to use double_int vars.
9047 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9050 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
9052 Remove -e 0 from $gcc_cv_ld invocation.
9053 Only use __GLIBC_PREREQ if defined.
9054 Enable on Solaris since Solaris 8 patch.
9055 (gcc_SUN_LD_VERSION): New macro.
9056 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
9057 gcc_SUN_LD_VERSION for version number format.
9058 * configure: Regenerate.
9059 * varasm.c (get_elf_initfini_array_priority_section): Set
9060 SECTION_NOTYPE for non-default priority.
9061 Use get_section instead of get_unnamed_section to emit
9062 .init_array/.fini_array with default priority.
9064 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
9066 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
9067 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
9068 (mips_start_unique_function, mips_output_mips16_rdhwr)
9069 (mips_code_end): New functions.
9070 (TARGET_ASM_CODE_END): Define.
9072 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
9074 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
9075 to stubs with non-sibling calls.
9077 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
9079 * doc/invoke.texi (-fira-* options): Copy-edit.
9080 (ira-* parameters): Copy-edit.
9082 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
9084 * doc/invoke.texi: Minor copy-edits to bring into conformance with
9085 GCC coding conventions.
9087 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
9089 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
9090 when used as adjectives.
9092 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
9094 * doc/invoke.texi: Clean up "that"/"which" confusion.
9096 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
9098 * system.h: Poison SMALL_REGISTER_CLASSES
9099 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
9100 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
9102 2012-02-16 Jakub Jelinek <jakub@redhat.com>
9104 PR tree-optimization/52285
9105 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
9106 when deciding if a call is a tail call or tail recursion.
9108 2012-02-16 Kai Tietz <ktietz@redhat.com>
9110 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
9111 interger-constant displacement for UNSPEC_PCREL.
9113 2012-02-16 Jakub Jelinek <jakub@redhat.com>
9115 PR rtl-optimization/52208
9116 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
9117 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
9119 PR tree-optimization/52255
9120 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
9121 loop->header has virtual PHI, but exit_e->dest doesn't, add
9122 virtual PHI to exit_e->dest and adjust all uses after the loop.
9125 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
9126 children with clone_tree_hash, not after it.
9128 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
9130 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
9131 extended identifiers.
9133 2012-02-16 Jakub Jelinek <jakub@redhat.com>
9136 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
9137 a same_body_alias, also test whether e->callee isn't a former
9138 or current clone of the decl this is a same body alias of.
9140 PR translation/52264
9141 * cgraphunit.c (verify_cgraph_node): Fix a typo.
9143 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
9145 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
9147 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
9150 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
9151 force_reg instead of copy_to_reg for better optimization. Force
9152 non-register or memory operands into a register.
9154 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
9156 * extend.texi: Reserve upper bits of memory model for future use.
9158 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
9159 Anatoly Sokolov <aesok@post.ru>
9160 Eric Weddington <eric.weddington@atmel.com>
9163 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
9164 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
9165 Rewrite initializers for .macro.
9166 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
9167 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
9168 atxmega32d4, atxmega32x1.
9169 avrxmega4: atxmega64a3, atxmega64d3.
9170 avrxmega5: atxmega64a1, atxmega64a1u.
9171 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
9172 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
9173 avrxmega7: atxmega128a1, atxmega128a1u.
9174 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
9175 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
9176 (struct base_arch_s): Rename reserved to xmega_p.
9177 Rename reserved2 to have_rampd.
9178 (AVR_XMEGA): New define.
9179 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
9180 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
9181 * config/avr/predicates.md (io_address_operand): Take into
9183 (low_io_address_operand): Ditto.
9184 (high_io_address_operand): Ditto.
9185 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
9186 (enabled, movhi_sp_r): Use them.
9187 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
9188 cpp_define_formatted to built-in define __AVR_ARCH__.
9189 (__AVR_XMEGA__): New built-in define.
9190 (__AVR_HAVE_RAMPD__): New built-in define.
9191 (__AVR_HAVE_RAMPX__): New built-in define.
9192 (__AVR_HAVE_RAMPY__): New built-in define.
9193 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
9195 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
9196 (avr_option_override): Initialize them.
9197 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
9198 (avr_init_expanders): Initialize them. No more block several calls.
9199 (emit_push_sfr): New static function.
9200 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
9202 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
9203 (avr_print_operand): Print addreeses as symbols for
9204 RAMPX, RAMPY, RAMPD, CCP.
9205 (output_movhi): Handle AVR_XMEGA when writing to SP.
9206 (avr_out_movhi_mr_r_xmega): New static function.
9207 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
9208 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
9209 __RAMPD__, __CCP__ as needed.
9211 * config/avr/multilib.h: Regenerate.
9212 * config/avr/t-multilib: Regenerate.
9213 * config/avr/avr-tables.opt: Regenerate.
9215 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
9217 PR tree-optimization/50561
9218 * graphite-flattening.c (lst_project_loop): Do not
9219 remove old scattering dimensions after flattening.
9220 (lst_do_flatten): Likewise.
9222 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
9224 * doc/extend.texi (AVR Built-in Functions): Remove doc for
9225 __builtin_avr_map8, __builtin_avr_map16.
9226 Document __builtin_avr_insert_bits.
9228 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
9229 (insert_bits): New insn.
9230 (adjust_len.map_bits): Rename to insert_bits.
9231 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
9232 * avr-protos.h (avr_out_map_bits): Remove.
9233 (avr_out_insert_bits, avr_has_nibble_0xf): New.
9234 * config/avr/constraints.md (Cxf,C0f): New.
9235 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
9236 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
9237 New built-in define __BUILTIN_AVR_INSERT_BITS.
9238 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
9239 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
9240 (avr_move_bits): Rewrite.
9241 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
9243 (avr_map_op_t): New typedef.
9244 (avr_map_op): New static variable.
9245 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
9246 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
9247 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
9248 (bdesc_3arg, avr_expand_triop_builtin): New.
9249 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
9250 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
9251 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
9252 (avr_map_equal_p, avr_map_sig_p): Remove.
9253 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
9254 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
9255 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
9256 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
9257 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
9258 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
9260 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
9262 * config/c6x/c6x.md (reserve_cycles): New attribute.
9263 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
9264 don't reserve functional units after the branch occurs.
9266 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
9269 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
9270 functions into non-tm_pure functions.
9272 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
9275 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
9276 (iterative_hash_canonical_type): Likewise.
9277 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
9280 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
9282 * haifa-sched.c (prune_ready_list): Ensure that if there is a
9283 sched-group insn, it either remains alone or the entire list is pruned.
9285 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
9287 * doc/install.texi (Prerequisites): Fix grammar.
9288 (Configuration): Likewise.
9290 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
9292 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
9293 MPC as part of GCC before describing configuring with --with-gmp etc.
9294 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
9295 sources are present.
9297 2012-02-14 Jakub Jelinek <jakub@redhat.com>
9300 * dwarf2out.c (clone_tree_hash): New function.
9301 (copy_decls_walk): Use it instead of clone_tree.
9303 2012-02-14 Richard Guenther <rguenther@suse.de>
9305 PR tree-optimization/52244
9306 PR tree-optimization/51528
9307 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
9308 replacements for integral types.
9310 2012-02-14 Walter Lee <walt@tilera.com>
9312 * config.gcc: Handle tilegx and tilepro.
9313 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
9315 Add HAVE_AS_TLS check for tilegx and tilepro.
9316 * configure: Regenerate.
9317 * doc/contrib.texi: Add Mat Hostetter and self.
9318 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
9319 Document instruction intrinsics and network accessing intrinsics.
9320 (TILEPro Built-in Functions): New node. Document instruction
9321 intrinsics and network accessing intrinsics.
9322 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
9323 (Specific, tilepro-*-linux*): Likewise.
9324 * doc/invoke.texi (TILE-Gx Options): New section.
9325 (TILEPro Options): New section.
9326 * doc/md.texi (TILE-Gx): New section.
9327 (TILEPro): New section.
9328 * common/config/tilegx/tilegx-common.c: New file.
9329 * common/config/tilepro/tilepro-common.c: New file.
9330 * config/tilegx/constraints.md: New file.
9331 * config/tilegx/linux.h: New file.
9332 * config/tilegx/mul-tables.c: New file.
9333 * config/tilegx/predicates.md: New file.
9334 * config/tilegx/sync.md: New file.
9335 * config/tilegx/t-tilegx: New file.
9336 * config/tilegx/tilegx-builtins.h: New file.
9337 * config/tilegx/tilegx-c.c: New file.
9338 * config/tilegx/tilegx-generic.md: New file.
9339 * config/tilegx/tilegx-modes.def: New file.
9340 * config/tilegx/tilegx-multiply.h: New file.
9341 * config/tilegx/tilegx-protos.h: New file.
9342 * config/tilegx/tilegx.c: New file.
9343 * config/tilegx/tilegx.h: New file.
9344 * config/tilegx/tilegx.md: New file.
9345 * config/tilegx/tilegx.opt: New file.
9346 * config/tilepro/constraints.md: New file.
9347 * config/tilepro/gen-mul-tables.cc: New file.
9348 * config/tilepro/linux.h: New file.
9349 * config/tilepro/mul-tables.c: New file.
9350 * config/tilepro/predicates.md: New file.
9351 * config/tilepro/t-tilepro: New file.
9352 * config/tilepro/tilepro-builtins.h: New file.
9353 * config/tilepro/tilepro-c.c: New file.
9354 * config/tilepro/tilepro-generic.md: New file.
9355 * config/tilepro/tilepro-modes.def: New file.
9356 * config/tilepro/tilepro-multiply.h: New file.
9357 * config/tilepro/tilepro-protos.h: New file.
9358 * config/tilepro/tilepro.c: New file.
9359 * config/tilepro/tilepro.h: New file.
9360 * config/tilepro/tilepro.md: New file.
9361 * config/tilepro/tilepro.opt: New file.
9363 2012-02-14 Jakub Jelinek <jakub@redhat.com>
9365 PR tree-optimization/52210
9366 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
9367 vect_model_simple_cost with two entry vect_def_type array instead
9368 of an address of dt.
9370 2012-02-14 Richard Guenther <rguenther@suse.de>
9373 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
9374 Do not stream DECL_QUALIFIER.
9375 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
9376 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
9377 (find_decls_types_r): Do not walk DECL_QUALIFIER.
9379 2012-02-14 Jakub Jelinek <jakub@redhat.com>
9382 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
9385 2012-02-13 Jakub Jelinek <jakub@redhat.com>
9388 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
9389 * cselib.c (cselib_subst_to_values_from_insn): New function.
9390 * sched-deps.c (add_insn_mem_dependence,
9391 sched_analyze_1, sched_analyze_2): Use it.
9393 2012-02-13 Jan Hubicka <jh@suse.cz>
9396 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
9398 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
9400 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
9401 (GTM_SELF_SPECS): Define if not already defined.
9402 (driver_self_specs): Add GTM_SELF_SPECS.
9403 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
9404 (GTM_SELF_SPECS): Define.
9405 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
9406 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
9408 2012-02-13 Jakub Jelinek <jakub@redhat.com>
9410 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
9413 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
9416 * omp-low.c (expand_omp_for): If a static schedule without chunk size
9417 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
9419 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
9422 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
9424 2012-02-13 Richard Guenther <rguenther@suse.de>
9426 PR translation/52211
9427 * passes.c (enable_disable_pass): Fix typo.
9429 2012-02-13 Jakub Jelinek <jakub@redhat.com>
9432 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
9433 XOR for reduce_bit_field if type is unsigned.
9435 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
9437 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
9438 disallow changes from SFmode to mode with different size in FP regs.
9440 2012-02-12 Robert Millan <rmh@gnu.org>
9441 Gerald Pfeifer <gerald@pfeifer.com>
9443 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
9446 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
9448 PR rtl-optimization/52175
9449 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
9450 to frame-related instructions.
9452 2012-02-10 Jason Merrill <jason@redhat.com>
9455 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
9456 (demangle_new_symbols): Fill it.
9457 (scan_linker_output): Walk it.
9458 (start_tweaking): Split out from scan_linker_output.
9459 (maybe_tweak): Update sym->chosen.
9460 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
9462 2012-02-11 Jakub Jelinek <jakub@redhat.com>
9465 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
9467 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
9469 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
9470 having the same mode as previous compare.
9472 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
9474 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
9475 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
9476 (nonlocal_goto_internal): Likewise.
9477 (nonlocal_goto): Emit a use and an indirect jump directly.
9479 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
9482 * doc/extend.texi : Update comments for __atomic_compare_exchange and
9483 __atomic_{is,always}_lock_free.
9485 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
9488 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
9489 negative constant address for TARGET_X32.
9491 2012-02-10 Richard Henderson <rth@redhat.com>
9493 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
9494 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
9495 for GIMPLE_TRANSACTION. Tidy if's into a switch.
9497 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9498 Ira Rosen <irar@il.ibm.com>
9500 PR tree-optimization/50031
9501 * targhooks.c (default_builtin_vectorization_cost): Handle
9503 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
9504 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
9505 all types of reduction and pattern statements.
9506 (vect_estimate_min_profitable_iters): Likewise.
9507 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
9508 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
9509 for explicit realigns.
9510 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
9511 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
9513 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
9514 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
9515 vec_perm for VSX and handle vec_promote_demote.
9517 2012-02-10 Jakub Jelinek <jakub@redhat.com>
9520 * builtins.c (fold_builtin_atomic_always_lock_free,
9521 expand_builtin_atomic_always_lock_free,
9522 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
9523 Return and/or test boolean_true_node/boolean_false_node instead of
9524 integer_one_node/integer_zero_node.
9526 2012-02-10 Jan Hubicka <jh@suse.cz>
9529 * predict.c (predict_paths_for_bb): Prevent looping.
9530 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
9532 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
9534 * config/arm/arm.c (output_move_double): In one case properly
9535 count number of instructions that will be emitted.
9537 2012-02-10 Richard Guenther <rguenther@suse.de>
9539 PR translation/52193
9540 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
9542 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
9545 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
9547 2012-02-09 Jakub Jelinek <jakub@redhat.com>
9550 * var-tracking.c (emit_note_insn_var_location): If
9551 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
9552 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
9553 non-NOTE_DURING_CALL_P insn.
9555 2012-02-09 Bin Cheng <bin.cheng@arm.com>
9558 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
9560 2012-02-08 Magnus Granberg <zorry@gentoo.org>
9563 * gcc.c (switch_matches) Support switches with separated form,
9566 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
9568 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
9570 (RAMPZ_ADDR): Ditto.
9571 * config/avr/avr.c (avr_addr_t): New typedef.
9572 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
9573 (avr_init_expanders): Initialize it.
9574 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
9576 (expand_epilogue): Ditto.
9577 (avr_print_operand): Ditto.
9578 (avr_file_start): Ditto.
9579 (avr_emit_movmemhi): Ditto.
9581 2012-02-08 Richard Guenther <rguenther@suse.de>
9583 PR tree-optimization/46886
9584 * tree-flow.h (do_while_loop_p): Declare.
9585 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
9586 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
9588 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
9590 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
9591 always succeed for integers larger than a native word.
9593 2012-02-08 Richard Guenther <rguenther@suse.de>
9595 PR rtl-optimization/52170
9596 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
9597 properly handle integer vector modes.
9599 2012-02-08 Jakub Jelinek <jakub@redhat.com>
9601 PR gcov-profile/52150
9602 * coverage.c: Include target.h.
9603 (build_var): Call targetm.strip_name_encoding on the assembler name.
9604 Change one _ into . or $ if the target allows it.
9605 * Makefile.in (coverage.o): Depend on $(TARGET_H).
9607 PR rtl-optimization/52139
9608 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
9609 is a BARRIER after emit_insn_after_noloc, move BB_END
9610 to the last non-BARRIER insn before it.
9612 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
9615 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
9616 (mips_gimplify_va_arg_expr): Call it instead of
9617 std_gimplify_va_arg_expr.
9619 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
9621 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
9622 message for -mno-pointers-to-nested-function.
9624 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
9627 * expr.c (get_inner_reference): If there is an offset, add a negative
9628 bit position to it (if any).
9630 2012-02-07 Jakub Jelinek <jakub@redhat.com>
9632 PR rtl-optimization/52060
9633 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
9634 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
9635 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
9636 and/or i0src_copy2 when needed.
9638 2012-02-07 Jakub Jelinek <jakub@redhat.com>
9640 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
9641 or LTOPLUGINSONAME if have_c.
9643 * config/freebsd-spec.h: Add comment about what macros can be defined
9645 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
9646 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
9649 2012-02-07 Richard Guenther <rguenther@suse.de>
9651 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
9652 newline in -alias dumps.
9654 2012-02-07 Kai Tietz <ktietz@redhat.com>
9655 Dave Korn <dave.korn.cygwin@gmail.com>
9658 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
9659 Take care that typinfo gets dllexport-attribute.
9661 2012-02-07 Jakub Jelinek <jakub@redhat.com>
9664 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
9665 if modifier < EXPAND_SUM call force_operand on the result.
9667 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
9669 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
9670 adding __forwarder_dst__ prefix if a forwarder_section attribute is
9672 (epiphany_function_type): Replace types for specific interrupts with
9673 EPIPHANY_FUNCTION_INTERRUPT.
9674 (EPIPHANY_INTERRUPT_P): Update.
9675 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
9676 New static function.
9677 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
9678 <disinterrupt>: Affects type identity.
9679 (epiphany_handle_interrupt_attribute): Handle variable number of
9681 (epiphany_compute_function_type): Update for new
9682 epiphany_function_type definition.
9683 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
9684 handlers with a longcall forwarder.
9685 (epiphany_start_function): Handle multiple interrupt arguments and/or
9686 forwarder_section attribute.
9688 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
9691 2012-02-07 Alan Modra <amodra@gmail.com>
9694 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
9697 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9699 PR tree-optimization/50969
9700 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
9701 use vec_perm rather than vector_stmt.
9702 (vect_model_load_cost): Likewise.
9703 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
9704 vec_perm to be the same as other vector statements.
9705 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
9706 cost of vec_perm for TARGET_VSX.
9708 2012-02-06 Richard Guenther <rguenther@suse.de>
9710 PR tree-optimization/52115
9711 * tree-sra.c (access_has_replacements_p): New function.
9712 (sra_modify_assign): Use it to decide whether a use is uninitialized.
9714 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
9717 * trans-mem.c (expand_call_tm): Add an assertion.
9718 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
9721 2012-02-06 Richard Guenther <rguenther@suse.de>
9723 PR tree-optimization/50955
9724 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
9725 raise cost of expressions that replace an address with an
9726 expression based on a different pointer.
9728 2012-02-06 Jakub Jelinek <jakub@redhat.com>
9731 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
9732 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
9734 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
9737 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
9738 -Weffc++ and specify guidelines come from second edition.
9740 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
9742 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
9743 (sibcall_value_multiple_internal, call_split, call_internal_direct)
9744 (call_direct_split, call_value_split, call_value_internal_direct)
9745 (call_value_direct_split, call_value_multiple_split): Use jal and
9746 jal_macro attributes.
9748 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
9750 * reload1.c (reload_regs_reach_end_p): Replace with...
9751 (reload_reg_rtx_reaches_end_p): ...this function.
9752 (new_spill_reg_store): Update commentary.
9753 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
9754 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
9755 before setting new_spill_reg_store.
9756 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
9757 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
9758 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
9759 for non-spill reload registers.
9761 2012-02-05 Ira Rosen <irar@il.ibm.com>
9763 PR tree-optimization/52091
9764 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
9765 (vect_is_simple_use_1): Likewise.
9766 * tree-vect-loop.c (vectorizable_reduction): Update calls
9767 to vect_is_simple_use_1 and vect_is_simple_use.
9768 (vectorizable_live_operation): Likewise.
9769 * tree-vect-patterns.c (widened_name_p,
9770 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
9771 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
9772 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
9773 vectorizable_shift,vectorizable_operation, vectorizable_store,
9774 vectorizable_load): Likewise.
9775 (vect_is_simple_cond): Add an argument, pass it to
9776 vect_is_simple_use_1.
9777 (vectorizable_condition): Update calls to vect_is_simple_cond,
9779 (vect_is_simple_use): Add an argument, the statement in which
9780 OPERAND is used. Check that if OPERAND's def stmt is a double
9781 reduction phi node, the use is a phi node too.
9782 (vect_is_simple_use_1): Add an argument, pass it to
9784 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
9785 to vect_is_simple_use.
9787 2012-02-04 Jakub Jelinek <jakub@redhat.com>
9789 PR rtl-optimization/52095
9790 * modulo-sched.c (dump_insn_locator): New function.
9791 (loop_canon_p, sms_schedule): Use it.
9793 PR rtl-optimization/52113
9794 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
9795 even for decomposable shift/zext insns.
9797 2012-02-03 Jakub Jelinek <jakub@redhat.com>
9798 Zdenek Dvorak <ook@ucw.cz>
9800 PR rtl-optimization/52092
9801 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
9802 on get_iv_value result.
9804 2012-02-02 Andrew Pinski <apinski@cavium.com>
9808 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
9810 2012-02-02 Jakub Jelinek <jakub@redhat.com>
9813 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
9815 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
9817 PR rtl-optimization/49800
9818 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
9819 (sched_finish): Call regstat_free_n_sets_and_refs.
9821 2012-02-02 Jia Liu <proljc@gmail.com>
9823 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
9826 2012-02-02 Jan Hubicka <jh@suse.cz>
9827 Tom de Vries <tom@codesourcery.com>
9830 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
9831 * varpool.c (varpool_analyze_pending_decls): Likewise.
9833 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
9834 Jayant R Sonar <jayant.sonar@kpitcummins.com>
9836 * config.gcc: Add cr16-* support.
9838 * doc/extend.texi: Document cr16 extensions.
9839 * doc/install.texi: Document cr16 install.
9840 * doc/invoke.texi: Document cr16 options.
9841 * doc/md.texi: Document cr16 constraints.
9843 * common/config/cr16/cr16-common.c: New file.
9844 * config/cr16/cr16.c: New file.
9845 * config/cr16/cr16.h: New file.
9846 * config/cr16/cr16.md: New file.
9847 * config/cr16/cr16.opt: New file.
9848 * config/cr16/cr16-protos.h: New file.
9849 * config/cr16/predicates.md: New file.
9850 * config/cr16/constraints.md: New file.
9851 * config/cr16/t-cr16: New file.
9853 2012-02-02 Jakub Jelinek <jakub@redhat.com>
9856 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
9857 that operands[2] is either immediate, or q_regs_operand.
9859 PR tree-optimization/52073
9860 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
9861 a pattern stmt for pattern uses, ignore uses outside of the loop.
9863 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
9865 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
9866 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
9867 (OUT_AS1, OUT_AS2): Remove.
9869 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
9871 PR rtl-optimization/51374
9872 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
9873 to cross other volatile_refs_p insns.
9875 2012-02-01 Richard Guenther <rguenther@suse.de>
9877 * doc/invoke.texi (fno-inline): Clarify documentation.
9878 (finline-small-functions): Likewise.
9879 (finline-functions): Likewise.
9880 * common.opt (finline): Adjust comment and documentation.
9881 (finline-small-functions): Clarify documentation.
9882 (finline-functions): Likewise.
9883 (finline-functions-called-once): Likewise.
9885 2012-02-01 Tristan Gingold <gingold@adacore.com>
9887 * c-typeck.c (composite_type): Keep mode for pointers.
9889 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
9891 * function.h (regno_reg_rtx): Adjust comment.
9892 * reginfo.c (init_reg_modes_target): Only use the previous mode
9893 if it fits within one register. Remove MIPS comment.
9895 2012-01-31 Jakub Jelinek <jakub@redhat.com>
9898 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
9900 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9902 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
9903 to srak instruction.
9905 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
9907 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
9909 2012-01-31 Jakub Jelinek <jakub@redhat.com>
9914 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
9916 2012-01-31 Richard Guenther <rguenther@suse.de>
9918 PR tree-optimization/51528
9919 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
9922 2012-01-31 Jakub Jelinek <jakub@redhat.com>
9927 * ree.c (add_removable_extension): Change def_map argument
9928 to unsigned *, store in def_map 1 + offset into *insn_list vector
9929 instead of pointers into the vector.
9930 (find_removable_extensions): Adjust caller.
9932 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
9934 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
9935 Transform all "* quoted-c-code" to { c-code }.
9936 Remove redundant test for "optimize" in combine patterns.
9937 Move (include "avr-dimode.md") to end of file.
9939 2012-01-30 Bin Cheng <bin.cheng@arm.com>
9942 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
9943 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
9945 2012-01-30 Richard Guenther <rguenther@suse.de>
9947 PR tree-optimization/52028
9948 * tree-loop-distribution.c (ldist_gen): Properly update
9951 2012-01-30 Jakub Jelinek <jakub@redhat.com>
9954 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
9955 set_cur_line_info_table if not emitting debug info.
9957 PR tree-optimization/52046
9958 * tree-vect-patterns.c (check_bool_pattern): Give up if
9959 a comparison could throw.
9962 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
9964 2012-01-30 Richard Guenther <rguenther@suse.de>
9966 PR tree-optimization/52045
9967 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
9968 SSA form if cfgcleanup did anything.
9970 2012-01-30 Richard Guenther <rguenther@suse.de>
9972 PR tree-optimization/52045
9973 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
9974 before computing final todo.
9976 2012-01-30 Richard Guenther <rguenther@suse.de>
9978 PR tree-optimization/51528
9979 * tree-sra.c (sra_modify_assign): Re-factor in preparation
9982 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
9984 * df-problems.c (df_kill_notes): Check that the use refers
9985 to the note under examination.
9987 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
9990 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
9991 parameter and use short-lived pseudos.
9992 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
9993 (sparc_expand_vector_init): Const-ify local variables and adjust
9994 calls to above functions.
9996 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
9998 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
10000 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
10002 * doc/invoke.texi: Make usage of "compile time" and
10003 "run time"/"runtime" consistent throughout the file.
10005 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
10007 * config/alpha/alpha.c (alpha_option_override): Default to
10008 full IEEE compliance mode for Go language.
10010 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
10012 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
10013 (LINK_SSP_SPEC): Define.
10015 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10018 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
10021 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
10023 * doc/invoke.texi: Correct hyphenation of "floating point",
10024 "double precision", and related terminology throughout the file.
10026 2012-01-28 Jakub Jelinek <jakub@redhat.com>
10029 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
10030 arm_general_register_operand predicate for operand 2 instead of
10033 2012-01-27 Ian Lance Taylor <iant@google.com>
10036 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
10037 * builtins.c (expand_builtin_init_trampoline): Add onstack
10038 parameter. Change caller.
10039 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
10040 * tree.c (build_common_builtin_nodes): Declare
10041 __builtin_init_heap_trampoline.
10043 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
10045 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
10046 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
10047 * config/avr/avr.c: Ditto.
10048 (avr_regnames): Remove because unused.
10049 * config/avr/avr.md (*cpse.ne): New peephole.
10050 (*cpse.eq): New peephole from former cpse peepholes.
10052 2012-01-27 Michael Eager <eager@eagercon.com>
10054 * config/microblaze.c (microblaze_emit_compare): Correct
10055 test after pcmp instruction.
10057 2012-01-27 Richard Guenther <rguenther@suse.de>
10059 PR tree-optimization/52020
10060 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
10062 2012-01-27 Richard Guenther <rguenther@suse.de>
10064 * ipa-pure-const.c (check_stmt): Clobbers do not make a
10065 function non-const/pure.
10067 2012-01-27 Richard Guenther <rguenther@suse.de>
10069 PR tree-optimization/50444
10070 * tree-sra.c (build_ref_for_offset): Properly adjust the
10071 MEM_REF type for unaligned accesses.
10073 2012-01-27 Richard Guenther <rguenther@suse.de>
10075 PR tree-optimization/50444
10076 * expr.c (mem_ref_refers_to_non_mem_p): New function.
10077 (expand_assignment): Use it. Properly handle misaligned
10078 bases when expanding stores to component references.
10079 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
10080 refactor that case.
10082 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
10084 PR middle-end/51389
10085 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
10086 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
10087 * tree-data-ref.c (find_data_references_in_loop): Make static.
10088 (compute_all_dependences): Change return type to bool. Bail out
10089 for too many datarefs in a loop. Move the hunk resetting the data
10090 dependences vector from ...
10091 (compute_data_dependences_for_loop): ... here. Account for
10092 compute_all_dependences returning false.
10093 (compute_data_dependences_for_bb): Likewise.
10094 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
10095 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
10097 2012-01-27 Richard Guenther <rguenther@suse.de>
10099 PR middle-end/51959
10100 * expr.c (store_field): Use the alias-set of the scratch memory
10103 2012-01-27 Tom de Vries <tom@codesourcery.com>
10105 PR tree-optimization/51990
10106 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
10108 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
10110 2012-01-27 Jakub Jelinek <jakub@redhat.com>
10113 * var-tracking.c (reverse_op): Don't add any reverse operation
10114 if V already has any constant locations.
10116 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
10118 * doc/invoke.texi: Correct usage of "command line" (noun)
10119 vs "command-line" (adjective) throughout.
10121 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
10123 * doc/invoke.texi (Language Independent Options): Move
10124 -Wcoverage-mismatch blurb from here....
10125 (Warning Options): ...to here.
10127 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
10129 * config/rs6000/rs6000.c (rs6000_option_override_internal):
10130 Set rs6000_always_hint to false for 476.
10132 2012-01-27 Matthias Klose <doko@ubuntu.com>
10134 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
10136 * incpath.c (add_standard_paths): Likewise.
10138 2012-01-27 Richard Henderson <rth@redhat.com>
10140 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
10141 * config/m68k/sync.md (atomic_test_and_set): Rename from
10142 sync_test_and_setqi and adjust the operands.
10143 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
10144 and unconditionally enable.
10146 2012-01-27 Richard Henderson <rth@redhat.com>
10148 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
10149 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
10150 (ldstub): Rename from ldstubqi.
10151 (ldstub<I24MODE>): Remove.
10153 2012-01-27 Richard Henderson <rth@redhat.com>
10155 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
10156 * c-cppbuiltin.c (cpp_atomic_builtins): Define
10157 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
10158 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
10159 * doc/tm.texi: Rebuild.
10161 2012-01-27 Richard Henderson <rth@redhat.com>
10163 * optabs.c (gen_atomic_test_and_set): Remove default.
10164 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
10166 2012-01-26 Jakub Jelinek <jakub@redhat.com>
10168 PR rtl-optimization/51978
10169 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
10170 (combine_reaching_defs): Likewise.
10171 (struct re_info): Remove.
10172 (add_removable_extension): Remove x and data arguments,
10173 add insn, insn_list and def_map. Use the arguments directly
10174 instead of using struct re_info.
10175 (find_removable_extensions): Don't call add_removable_extension
10176 through note_stores, instead just call it with single_set
10177 result if non-NULL.
10178 (find_and_remove_re): Pass curr_cand->expr instead of
10179 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
10181 2012-01-26 Michael Matz <matz@suse.de>
10183 PR tree-optimization/46590
10184 * cfgexpand.c: Revert last change (r183305).
10185 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
10187 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
10188 checking for emptiness.
10190 2012-01-26 Jakub Jelinek <jakub@redhat.com>
10192 PR middle-end/51895
10193 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
10194 non-addressable non-BLKmode base correctly.
10196 2012-01-26 Michael Matz <matz@suse.de>
10198 PR tree-optimization/48794
10199 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
10200 regions referenced from RESX/EH_DISPATCH.
10202 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10204 * config/s390/s390.h: Make BRANCH_COST an option.
10205 * config/s390/s390.opt: New option -mbranch-cost.
10207 2012-01-26 Richard Henderson <rth@redhat.com>
10209 Revert 2012-01-24 change:
10210 * trans-mem.c (requires_barrier): Do not instrument thread local
10211 variables and emit save/restore for them.
10213 2012-01-25 Jakub Jelinek <jakub@redhat.com>
10215 PR middle-end/51986
10216 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
10219 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
10221 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
10224 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
10227 Rename __pgm to __flash.
10228 Rename __pgm1 to __flash1.
10229 Rename __pgm2 to __flash2.
10230 Rename __pgm3 to __flash3.
10231 Rename __pgm4 to __flash4.
10232 Rename __pgm5 to __flash5.
10233 Rename __pgmx to __memx.
10234 * doc/extend.texi (AVR Named Address Spaces)
10235 Rename address space names as indicated above.
10236 * config/avr/avr.c (avr_addrspace): Ditto.
10238 * config/avr/avr-protos.h
10239 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
10240 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
10241 * config/avr/predicates.md: Ditto.
10242 * config/avr/avr.c Ditto, and
10243 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
10244 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
10246 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
10247 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
10248 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
10249 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
10250 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
10251 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
10252 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
10253 * config/avr/avr.c: Ditto.
10254 * config/avr/avr.md: Ditto.
10256 2012-01-25 Jason Merrill <jason@redhat.com>
10259 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
10261 2012-01-25 Jakub Jelinek <jakub@redhat.com>
10263 PR tree-optimization/51987
10264 * tree-data-ref.c (get_references_in_stmt): Handle references in
10265 non-volatile GIMPLE_ASM.
10267 2012-01-25 Richard Guenther <rguenther@suse.de>
10269 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
10270 bases are dereferenced.
10272 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
10274 PR rtl-optimization/48374
10275 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
10277 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
10279 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
10280 compute_data_dependences_for_loop returns false.
10281 * tree-parloops.c (loop_parallel_p): Likewise.
10283 2012-01-25 Richard Guenther <rguenther@suse.de>
10285 * tree.h (get_pointer_alignment_1): Declare.
10286 * builtins.c (get_pointer_alignment_1): New function.
10287 (get_pointer_alignment): Use it.
10289 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
10291 PR rtl-optimization/48308
10292 * combine.c (enum undo_kind): Add UNDO_LINKS.
10293 (struct undo): Add member l to other_contents and where.
10294 (do_SUBST_LINK): New.
10296 (try_combine): Handle LOG_LINKS for the dummy i1 case.
10297 (undo_all): Handle UNDO_LINKS.
10299 2012-01-25 Richard Henderson <rth@redhat.com>
10301 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
10304 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
10306 * optabs.c (gen_atomic_test_and_set): Use each argument.
10308 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
10310 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
10311 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
10312 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
10313 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
10314 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
10315 TARGET_PAIRED_SINGLE_FLOAT.
10317 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
10319 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
10320 (in_struct, return_val): Remove MEM documentation.
10321 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
10322 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
10323 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
10325 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
10326 * cfgexpand.c (add_alias_set_conflicts): Likewise.
10327 * expr.c (store_field): Likewise.
10328 * function.c (assign_stack_temp_for_type): Likewise.
10329 * ifcvt.c (noce_try_cmove_arith): Likewise.
10330 * reload1.c (reload): Likewise.
10331 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
10332 (alpha_set_memflags): Likewise.
10333 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
10335 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
10337 * rtl.h (true_dependence, canon_true_dependence): Remove varies
10339 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
10340 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
10341 (true_dependence_1, true_dependence, canon_true_dependence): Remove
10343 * cselib.c (cselib_rtx_varies_p): Delete.
10344 (cselib_invalidate_mem): Update call to canon_true_dependence.
10345 * dse.c (record_store, check_mem_read_rtx): Likewise.
10346 (scan_reads_nospill): Likewise.
10347 * cse.c (check_dependence): Likewise.
10348 (cse_rtx_varies_p): Delete.
10349 * expr.c (safe_from_p): Update call to true_dependence.
10350 * ira.c (validate_equiv_mem_from_store): Likewise.
10351 (memref_referenced_p): Likewise.
10352 * postreload-gcse.c (find_mem_conflicts): Likewise.
10353 * sched-deps.c (sched_analyze_2): Likewise.
10354 * store-motion.c (load_kills_store): Likewise.
10355 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
10356 * gcse.c (mems_conflict_for_gcse_p): Likewise.
10357 (compute_transp): Update call to canon_true_dependence.
10359 2012-01-25 Richard Henderson <rth@redhat.com>
10361 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
10362 (maybe_emit_atomic_test_and_set): New.
10363 (expand_sync_lock_test_and_set): Use it.
10364 (expand_atomic_test_and_set): Likewise.
10365 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
10366 the implementation; clarify implementation defined details.
10367 * doc/md.texi (atomic_test_and_set): Document.
10369 2012-01-25 Richard Henderson <rth@redhat.com>
10371 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
10373 2012-01-25 Richard Henderson <rth@redhat.com>
10376 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
10377 to effect no-op split.
10379 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
10382 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
10383 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
10384 (BT_FN_VOID_PTR_INT_SIZE): New.
10385 (BT_FN_UINT_UINT_VAR): Remove.
10386 (BT_FN_UINT32_UINT32_VAR): New.
10387 (BT_FN_DOUBLE_VPTR): Remove.
10388 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
10390 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
10391 (_ITM_changeTransactionMode): Same.
10392 (_ITM_memmoveRtWt): Change return type to void.
10393 (_ITM_memcpyRtWt): Same.
10394 (_ITM_memsetW): Same.
10395 (_ITM_RaRD): Change types to double.
10400 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
10402 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
10403 Patrick Marlier <patrick.marlier@gmail.com>
10405 * trans-mem.c (requires_barrier): Do not instrument thread local
10406 variables and emit save/restore for them.
10408 2012-01-24 Jason Merrill <jason@redhat.com>
10411 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
10412 output static aliases.
10414 2012-01-24 Jakub Jelinek <jakub@redhat.com>
10417 * common.opt (-pie, -shared, pie, shared): Change from Common to
10419 * gcc.c (display_help): Display help for -pie and -shared.
10421 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
10424 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
10425 Remove note on size/offset limitation.
10426 (AVR Variable Attributes): Add example how to read data located
10427 with progmem. Refer to named address spaces.
10428 * doc/invoke.texi (AVR Options): Fix typo.
10430 2012-01-24 Richard Guenther <rguenther@suse.de>
10432 Forward-port to trunk
10433 2010-09-21 Jakub Jelinek <jakub@redhat.com>
10435 PR middle-end/45678
10436 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
10437 op0 isn't sufficiently aligned and there is movmisalignM
10438 insn for mode, use it to load op0 into a temporary register.
10440 2012-01-24 Jakub Jelinek <jakub@redhat.com>
10443 * target.def (const_not_ok_for_debug_p): New hook.
10444 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
10446 * doc/tm.texi: Regenerated.
10447 * dwarf2out.c (const_ok_for_output_1): If
10448 targetm.const_not_ok_for_debug_p returns true, fail.
10449 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
10451 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
10453 2012-01-23 Kai Tietz <ktietz@redhat.com>
10456 * config/i386/predicates.md (symbolic_operand): Allow
10457 UNSPEC_PCREL as PIC expression for lea.
10458 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
10459 * config/i386/i386.c (ix86_delegitimize_address): Handle
10460 UNSPEC_PCREL for none-MEM, too.
10462 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
10464 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
10465 (ipa_tm_create_version_alias): Same.
10467 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
10470 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
10471 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
10473 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
10474 Patrick Marlier <patrick.marlier@gmail.com>
10475 Iain Sandoe <developer@sandoe-acoustics.co.uk>
10478 * lto-wrapper.c (run_gcc): Pass the LTO section name to
10479 simple_object_start_read.
10481 2012-01-23 Richard Guenther <rguenther@suse.de>
10484 PR tree-optimization/51895
10485 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
10486 parameter decomposition into BLKmode components.
10488 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
10490 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
10491 fake variables for restrict-qualified pointers whose pointed-to type
10492 contains a placeholder.
10494 2012-01-23 Richard Guenther <rguenther@suse.de>
10496 PR tree-optimization/51949
10497 * ipa-split.c (execute_split_functions): Do not split malloc functions.
10499 2012-01-23 Jakub Jelinek <jakub@redhat.com>
10501 PR rtl-optimization/51933
10502 * ree.c (transform_ifelse): Return true right away if dstreg is
10503 already wider or equal to cand->mode.
10504 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
10505 (make_defs_and_copies_lists): Remove defs_list and copies_list
10506 arguments, add state argument, just truncate state->work_list
10507 instead of always allocating and freeing the vector. Assert that
10508 get_defs succeeds instead of returning 2. Changed return type to bool.
10509 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
10510 have ext_src_mode, see if it has been modified already with the
10511 right kind of extension and has been extended before from the
10512 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
10513 just return true. Remember the original mode in state->modified array.
10514 (combine_reaching_defs): Add state argument. Don't allocate and
10515 free here def_list, copied_list and vec vectors, instead just
10516 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
10517 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
10518 Add state variable, clear vectors in it, initialize state.modified
10519 if needed. Free all the vectors at the end and state.modified too.
10520 Don't skip a candidate if the extension expression has been modified.
10522 2012-01-22 Douglas B Rupp <rupp@gnat.com>
10525 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
10526 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
10527 (extra_options) interix.opt -> i386/interix.opt"
10528 (extra_objs):Add winnt-stubs.o
10529 * configure.ac: Add interix to target_os .comm on PE check.
10530 * configure: Regenerate.
10531 * config/interix3.h: Delete and move bits to..
10532 * config/interix.h: Delete and move bits to..
10533 * config/i386/i386-interix3.h: Delete and move bits to..
10534 * config/i386/i386-interix.h: ..here.
10535 (TARGET_CPU_DEFAULT): Remove redefinition.
10536 (TARGET_ASM_CONSTRUCTOR): Undefine.
10537 (SUBTARGET_SWITCHES): Define for ms-bitfields.
10538 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
10539 (PTRDIFF_TYPE): Define.
10540 (LONG_DOUBLE_TYPE_SIZE): Define.
10541 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
10542 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
10543 (TARGET_SECTION_TYPE_FLAGS): Define.
10544 (ASM_DECLARE_FUNCTION_NAME): Define.
10545 (ASM_OUTPUT_EXTERNAL): Define.
10546 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
10547 (ASM_OUTPUT_ALIGNED_BSS): Define.
10548 (PCC_BITFIELD_TYPE_MATTERS): Define.
10549 (USE_CONST_SECTION): Define.
10550 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
10551 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
10552 (SUPPORTS_ONE_ONLY): Remove.
10553 (I386_PE_STRIP_ENCODING): Define.
10554 * config/interix.opt: Delete and move bits to..
10555 * config/i386/interix.opt: ..here. New.
10556 (mpe-aligned-commons): Add.
10557 * config/i386/t-interix: Add copyright header.
10558 (winnt-stubs.o): Add rule.
10560 2012-01-22 Jason Merrill <jason@redhat.com>
10563 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
10564 for extra name aliases.
10566 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
10568 PR rtl-optimization/51924
10569 * ree.c (combine_set_extension): Improve debugging message.
10570 (combine_reaching_defs): Likewise.
10571 (get_defs): Rename confusingly named variable.
10572 (find_and_remove_re): Skip a candidate if the extension expression has
10575 2012-01-21 Robert Millan <rmh@gnu.org>
10576 Gerald Pfeifer <gerald@pfeifer.com>
10578 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
10579 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
10581 2012-01-20 Jakub Jelinek <jakub@redhat.com>
10583 PR tree-optimization/51914
10584 * tree-vect-stmts.c (vectorizable_conversion): For
10585 cvt_type && modifier == WIDEN, put temporary with cvt_type
10586 at the beginning of vec_dsts and set vec_dest to temporary
10589 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
10591 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
10593 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
10595 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
10596 * config/rs6000/rs6000.c: Likewise.
10598 2012-01-20 Jakub Jelinek <jakub@redhat.com>
10601 * config/arm/arm.c (arm_count_output_move_double_insns): Call
10602 output_move_double on a copy of operands array.
10604 2012-01-20 Cary Coutant <ccoutant@google.com>
10605 Dodji Seketeli <dodji@redhat.com>
10608 * dwarf2out.c (copy_declaration_context): Return ref to parent
10609 of declaration DIE, if necessary.
10610 (remove_child_or_replace_with_skeleton): Add new parameter; update
10611 caller. Place skeleton DIE under parent DIE of original declaration.
10612 Move call to copy_declaration_context to here ...
10613 (break_out_comdat_types): ... from here.
10615 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10617 PR rtl-optimization/51856
10618 * reload.c (find_reloads_subreg_address): Set the address_reloaded
10621 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
10624 * config/arm/arm.c (arm_print_operand): Correct output of alignment
10625 hints for neon loads and stores.
10627 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
10631 * doc/extend.texi (Named Address Spaces): Split into subsections.
10632 (AVR Named Address Spaces): New subsection.
10633 (M32C Named Address Spaces): New subsection.
10634 (RL78 Named Address Spaces): New subsection.
10635 (SPU Named Address Spaces): New subsection.
10636 (Variable Attributes): New anchor "AVR Variable Attributes".
10637 (AVR Variable Attributes): Rewrite and avoid wording
10638 "address space" in this context.
10639 * doc/invoke.texi (AVR Options): Rewrite and add documentation
10640 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
10641 (AVR Built-in Macros): New subsubsection therein.
10642 * doc/md.texi (AVR constraints): Remove "C04", "R".
10644 2012-01-20 Richard Guenther <rguenther@suse.de>
10646 PR tree-optimization/51903
10647 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
10648 when removing stmts.
10650 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
10653 * config/arm/arm.c (arm_load_pic_register): Use
10654 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
10655 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
10656 (arm_pic_static_addr): Likewise.
10657 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
10658 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
10659 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
10660 (pic_load_addr_unified): New.
10662 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
10665 * function.c (instantiate_virtual_regs_in_insn): Use
10666 delete_insn_and_edges when removing a wrong asm insn.
10668 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
10670 PR rtl-optimization/40761
10671 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
10672 Add new member loop_num.
10673 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
10674 (ira_build): Remove the parameter.
10676 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
10677 (ira.c): Do not build CFG loops for one region allocation. Remove
10678 argument from ira_build call.
10680 * ira-build.c (init_loop_tree_node): New function.
10681 (create_loop_tree_nodes): Use it. Separate the case when CFG
10682 loops are not built.
10683 (more_one_region_p): Check current_loops.
10684 (finish_loop_tree_nodes): Separate the case when CFG loops are not
10686 (add_loop_to_tree): Process loop equal to NULL too.
10687 (form_loop_tree): Separate the case when CFG loops are not built.
10688 Use explicitly number for the root.
10689 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
10691 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
10692 instead of loop->num.
10693 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
10694 (mark_all_loops_for_removal): Ditto.
10695 (remove_unnecessary_regions): Separate the case when CFG loops
10697 (ira_build): Remove the parameter. Use explicit number of regions
10698 when CFG loops are not built.
10700 * ira-color.c (print_loop_title): Separate the case for the root node.
10701 Use loop_num instead of loop->num.
10702 (move_spill_restore): Use loop_num instead of loop->num.
10704 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
10705 (change_loop): Ditto.
10706 (change_loop): Use loop_num instead of loop->num.
10708 * ira-lives.c (process_bb_node_lives): Ditto.
10710 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
10712 * ira-conflicts.c (print_allocno_conflicts): Ditto.
10714 2012-01-19 Jakub Jelinek <jakub@redhat.com>
10716 PR libmudflap/40778
10717 * tree-mudflap.c (mf_artificial): New function.
10718 (execute_mudflap_function_ops, execute_mudflap_function_decls,
10719 mx_register_decls, mudflap_enqueue_decl): Use it.
10722 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
10723 numbers in the insn pattern.
10725 2012-01-19 Michael Matz <matz@suse.de>
10727 PR tree-optimization/46590
10728 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
10729 use it in remembering which conflicts we already created.
10730 (add_scope_conflicts): Adjust call to above, (de)allocate helper
10733 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
10736 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
10737 (merge_and_complain): Same.
10739 2012-01-19 Jakub Jelinek <jakub@redhat.com>
10742 * config/initfini-array.h: Guard content of the header
10743 with #ifdef HAVE_INITFINI_ARRAY.
10744 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
10745 Add initfini-array.h to tm_file here.
10746 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
10747 * config.gcc: Don't add initfini-array.h to tm_file here.
10748 * configure: Regenerated.
10750 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
10752 PR rtl-optimization/51505
10753 * df-problems.c (df_kill_notes): New parameter live. Update comment.
10754 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
10755 (df_note_bb_compute): Update the call to df_kill_notes.
10757 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
10759 * trans-mem.c (requires_barrier): Remove call to is_global_var.
10761 2012-01-18 Richard Guenther <rguenther@suse.de>
10763 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
10764 of conversions to void *.
10766 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10767 Richard Sandiford <rdsandiford@googlemail.com>
10769 PR middle-end/50325
10770 PR middle-end/51192
10771 * optabs.h (simplify_expand_binop): Declare.
10772 * optabs.c (simplify_expand_binop): Make global.
10773 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
10774 endian targets if the source cannot be exactly covered by word
10777 2012-01-17 Jakub Jelinek <jakub@redhat.com>
10780 * hard-reg-set.h (struct hard_reg_set_container): New type.
10781 * target.h (struct hard_reg_set_container): Forward declare.
10782 * target.def (set_up_by_prologue): New target hook.
10783 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
10784 * doc/tm.texi: Regenerated.
10785 * function.c (thread_prologue_and_epilogue_insns): Change
10786 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
10787 Call targetm.set_up_by_prologue on it.
10788 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
10789 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
10791 2012-01-17 Nick Clifton <nickc@redhat.com>
10793 * config/rx/rx.c (rx_can_use_simple_return): New function.
10794 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
10795 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
10797 2012-01-17 Richard Guenther <rguenther@suse.de>
10799 PR middle-end/51782
10800 * expr.c (expand_assignment): Take address-space information
10801 from the address operand of MEM_REF and TARGET_MEM_REF.
10802 (expand_expr_real_1): Likewise.
10804 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10806 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
10807 reload dump is requested.
10809 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
10812 * trans-mem.c (requires_barrier): Call may_be_aliased.
10814 2012-01-17 Jakub Jelinek <jakub@redhat.com>
10816 PR tree-optimization/51877
10817 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
10818 call arguments and fndecls compare equal, instead return false if they
10819 don't. Return true only if lhs1 and lhs2 are either both NULL, or
10820 both SSA_NAMEs that are valueized the same, or they satisfy
10823 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10825 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
10827 * configure: Regenerate.
10829 2012-01-16 Jan Hubicka <jh@suse.cz>
10833 * convert.c (convert_to_integer): Use fold_convert for
10834 converting an INTEGER_CST to integer type.
10836 2012-01-16 Jason Merrill <jason@redhat.com>
10839 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
10841 2012-01-16 Jakub Jelinek <jakub@redhat.com>
10844 * config/s390/s390.c (s390_chunkify_start): Don't skip
10845 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
10846 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
10847 If insn is followed by NOTE_INSN_VAR_LOCATION or
10848 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
10849 Don't use location of note insns.
10851 PR tree-optimization/51865
10852 * tree-inline.c (tree_function_versioning): Call remap_decl
10853 on DECL_RESULT whenever it has VOID_TYPE_P type.
10855 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
10857 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
10858 for calls to locally-binding MIPS16 functions if only the return
10859 type uses float regs.
10861 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
10862 Richard Sandiford <rdsandiford@googlemail.com>
10864 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
10865 (SYMBOL_32_HIGH): Likewise.
10866 (mips_output_tls_reloc_directive): Declare.
10867 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
10868 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
10869 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
10870 (mips_lo_relocs, mips_hi_relocs): Make extern.
10871 (mips16_stub_function): Move up file.
10872 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
10873 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
10874 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
10875 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
10876 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
10877 (mips_get_tp): Add MIPS16 support.
10878 (mips_legitimize_tls_address): Remove MIPS16 sorry().
10879 Generalize DTPREL and TPREL handling.
10880 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
10881 Add MIPS16 TLS support.
10882 (mips_output_tls_reloc_directive): New function.
10883 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
10884 * config/mips/predicates.md (symbolic_operand_with_high)
10885 (tls_reloc_operand): New predicates.
10886 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
10887 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
10888 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
10889 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
10890 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
10891 (*tls_get_tp_mips16_call_<mode>): Likewise.
10893 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
10895 PR rtl-optimization/51821
10896 * recog.c (peep2_find_free_register): Determine clobbered registers
10899 2012-01-14 Denis Chertykov <chertykov@gmail.com>
10902 * config/avr/avr-protos.h: Revert change of 2012-01-09.
10903 * config/avr/avr.c: Likewise.
10904 * config/avr/avr.h: Likewise.
10906 2012-01-13 Ian Lance Taylor <iant@google.com>
10909 * tree.h (TYPE_QUALS): Add cast to int.
10910 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
10912 2012-01-13 Ian Lance Taylor <iant@google.com>
10914 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
10915 comparing param_index to VEC_length result.
10917 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
10919 * c-decl.c: Do not include tree-mudflap.h
10920 * tree-optimize.c: Likewise.
10921 * Makefile.in: Update dependencies.
10923 2012-01-13 Richard Guenther <rguenther@suse.de>
10926 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
10927 variable-sized result always use RSO.
10929 2012-01-12 DJ Delorie <dj@redhat.com>
10931 * cfgexpand.c (convert_debug_memory_address): Allow any valid
10932 pointer type, not just the default pointer type.
10934 2012-01-09 Richard Henderson <rth@redhat.com>
10935 Denis Chertykov <chertykov@gmail.com>
10938 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
10939 * config/avr/avr.c (avr_can_eliminate): Simplify.
10940 (avr_initial_elimination_offset): Likewise.
10941 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
10942 (expand_epilogue): Likewise.
10943 (avr_legitimize_address): Gut.
10944 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
10945 (avr_hard_regno_nregs): New.
10946 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
10947 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
10948 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
10949 add soft frame pointer.
10950 (CALL_USED_REGISTERS): Likewise.
10951 (REG_CLASS_CONTENTS): Likewise.
10952 (REGISTER_NAMES): Likewise.
10953 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
10954 (HARD_FRAME_POINTER_REGNUM): New.
10955 (FRAME_POINTER_REGNUM): Use soft frame pointer.
10956 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
10957 remove the HARD_FRAME_POINTER self-elimination.
10959 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
10962 * config/avr/avr.c (avr_encode_section_info): Test for absence of
10963 DECL_EXTERNAL when checking for initializers of progmem variables.
10965 2012-01-12 Ira Rosen <irar@il.ibm.com>
10967 PR tree-optimization/51799
10968 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
10969 that the last operation is a type demotion.
10971 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
10973 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
10974 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
10976 2012-01-11 Jakub Jelinek <jakub@redhat.com>
10979 * combine.c (distribute_notes): If i3 is a noreturn call,
10980 allow old_size to be equal to args_size and make sure the
10981 noreturn call gets REG_ARGS_SIZE note.
10982 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
10983 on noreturn calls even when the delta is 0.
10985 2012-01-11 Nathan Sidwell <nathan@acm.org>
10987 * gcov.c (STRING_SIZE): Remove.
10988 (generate_results): Erase annotations for source files with no
10989 coverage information.
10991 (output_lines): Use it.
10993 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
10995 * gimple.h (gimplify_body): Remove first argument.
10996 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
10997 pointer set here, instead just pass DATA to walk_tree.
10998 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
10999 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
11000 (unvisit_body): Likewise, but with unmark_visited.
11001 (gimplify_body): Remove BODY_P argument and adjust.
11002 (gimplify_function_tree): Adjust call to gimplify_body.
11003 * omp-low.c (finalize_task_copyfn): Likewise.
11005 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
11007 * tree.h (build_function_decl_skip_args): Add boolean parameter.
11008 (build_function_type_skip_args): Delete.
11009 * tree.c (build_function_type_skip_args): Make static and add
11010 SKIP_RETURN parameter. Fix thinko in the handling of variants.
11011 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
11012 pass it to build_function_type_skip_args.
11013 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
11014 (tree_function_versioning): Likewise.
11015 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
11016 build_function_decl_skip_args.
11017 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
11018 and pass it to build_function_decl_skip_args/tree_function_versioning.
11019 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
11020 * ipa-inline-transform.c (save_inline_function_body): Likewise.
11021 * trans-mem.c (ipa_tm_create_version): Likewise.
11022 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
11023 * tree-inline.c (declare_return_variable): Remove always-true test.
11024 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
11025 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
11026 * ipa-split.c (split_function): Skip the return value for the split
11027 part if it doesn't return.
11029 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11031 PR tree-optimization/49642
11032 * ipa-split.c (forbidden_dominators): New variable.
11033 (check_forbidden_calls): New function.
11034 (dominated_by_forbidden): Likewise.
11035 (consider_split): Check for forbidden dominators.
11036 (execute_split_functions): Initialize and free forbidden
11037 dominators info; call check_forbidden_calls.
11039 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11041 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
11043 2012-01-11 Nick Clifton <nickc@redhat.com>
11045 * config/rx/rx.md (return): Define pattern.
11047 2012-01-11 Richard Guenther <rguenther@suse.de>
11049 * doc/extend.texi (malloc attribute): Adjust according to
11052 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
11053 Patrick Marlier <patrick.marlier@gmail.com>
11055 PR middle-end/51516
11056 * trans-mem.c (get_cg_data): Traverse aliases if requested.
11057 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
11058 (ipa_tm_note_irrevocable): Same.
11059 (ipa_tm_scan_irr_block): Same.
11060 (ipa_tm_decrement_clone_counts): Same.
11061 (ipa_tm_scan_irr_function): Same.
11062 (ipa_tm_create_version_alias): Same.
11063 (ipa_tm_create_version): Same.
11064 (ipa_tm_transform_calls_redirect): Same.
11065 (ipa_tm_transform_calls): Same.
11066 (ipa_tm_transform_transaction): Same.
11067 (ipa_tm_execute): Same.
11069 2012-01-10 Richard Guenther <rguenther@suse.de>
11071 PR middle-end/51806
11072 * opts.c (common_handle_option): Handle -Werror.
11074 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
11076 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
11079 2012-01-10 Jason Merrill <jason@redhat.com>
11081 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
11084 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11086 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
11087 supports R_386_TLS_GD_PLT reloc.
11088 (gcc_cv_as_ix86_tlsldmplt): Check if linker
11089 supports R_386_TLS_LDM_PLT reloc.
11090 * configure: Regenerate.
11091 * config.in: Regenerate.
11093 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
11096 Extend __pgmx semantics to linearize memory.
11097 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
11098 determine if code comes inline or from libgcc.
11099 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
11100 (movmem_qi, movmem_qi): Set constraint #2 to "n".
11101 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
11102 (movmemx_qi, movmemx_hi): New insns.
11103 (xload_<mode>_libgcc): Rewrite to new insn condition.
11104 (xload_<mode>): Remove insns.
11105 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
11106 cases that don't satisfy avr_xload_libgcc_p().
11107 (avr_addr_space_convert): Allow converting in any direction.
11108 (avr_addr_space_subset_p): Return always true.
11109 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
11110 (avr_emit_movmemhi): Ditto.
11111 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
11112 (avr_out_movmem): Ditto.
11113 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
11114 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
11115 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
11116 (avr_encode_section_info): Encode 'progmem' in symbol flags.
11117 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
11119 2012-01-10 Richard Guenther <rguenther@suse.de>
11121 PR tree-optimization/50913
11122 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
11123 Require data-refs to be representable by Graphite with respect
11126 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
11128 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
11129 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
11131 2012-01-10 Tom de Vries <tom@codesourcery.com>
11133 PR rtl-optimization/51271
11134 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
11135 handling annulled branch.
11137 2012-01-10 Richard Henderson <rth@redhat.com>
11139 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
11140 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
11141 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
11142 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
11143 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
11144 arm_expand_vec_perm_const): New.
11145 * config/arm/arm-protos.h: Update.
11146 * config/arm/neon.md (UNSPEC_VCONCAT): New.
11147 (*neon_vswp<VDQX>): New.
11148 (neon_vcombine<VDX>): Use neon_split_vcombine.
11149 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
11150 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
11151 (vec_perm<VE>): New.
11153 2012-01-10 Richard Henderson <rth@redhat.com>
11155 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
11156 use it if reload_completed.
11157 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
11158 arm_output_asm_insn, arm_process_output_memory_barrier,
11159 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
11160 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
11161 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
11162 arm_process_output_sync_insn, arm_output_sync_insn,
11163 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
11164 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
11165 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
11166 (emit_unlikely_jump): New.
11167 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
11168 (arm_split_atomic_op): New.
11169 * config/arm/arm-protos.h: Update.
11170 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
11171 (struct arm_sync_generator): Remove.
11172 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
11173 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
11174 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
11175 (VUNSPEC_LL, VUNSPEC_SC): New.
11176 (sync_result, sync_memory, sync_required_value, sync_new_value,
11177 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
11178 (attr length): Don't use arm_sync_loop_insns.
11179 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
11180 (movsfcc, movdfcc): Likewise.
11181 * config/arm/constraints.md (Ua): New.
11182 * config/arm/prediates.md (mem_noofs_operand): New.
11183 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
11184 (sync_clobber, sync_t2_reqd): Remove.
11185 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
11186 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
11187 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
11188 (arm_sync_compare_and_swap<SIDI>): Remove.
11189 (arm_sync_compare_and_swap<NARROW>): Remove.
11190 (arm_sync_lock_test_and_set<SIDI>): Remove.
11191 (arm_sync_lock_test_and_set<NARROW>): Remove.
11192 (arm_sync_new_<syncop><SIDI>): Remove.
11193 (arm_sync_new_<syncop><NARROW>): Remove.
11194 (arm_sync_new_nand<SIDI>): Remove.
11195 (arm_sync_new_nand<NARROW>): Remove.
11196 (arm_sync_old_<syncop><SIDI>): Remove.
11197 (arm_sync_old_<syncop><NARROW>): Remove.
11198 (arm_sync_old_nand<SIDI>): Remove.
11199 (arm_sync_old_nand<NARROW>): Remove.
11200 (*memory_barrier): Merge arm_output_memory_barrier.
11201 (atomic_compare_and_swap<QHSD>): New.
11202 (atomic_compare_and_swap<NARROW>_1): New.
11203 (atomic_compare_and_swap<SIDI>_1): New.
11204 (atomic_exchange<QHSD>): New.
11205 (cas_cmp_operand, cas_cmp_str): New.
11206 (atomic_op_operand, atomic_op_str): New.
11207 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
11208 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
11209 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
11210 (arm_load_exclusive<NARROW>): New.
11211 (arm_load_exclusivesi, arm_load_exclusivedi): New.
11212 (arm_store_exclusive<QHSD>): New.
11214 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
11216 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
11217 reload patterns if -mvsx-scalar-memory.
11219 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
11220 generated, even -mno-vsx-scalar-double was used.
11221 (vsx_xscvdpsp_scalar): Likewise.
11222 (vsx_xscvspdp_scalar2): Likewise.
11224 2012-01-09 Tom de Vries <tom@codesourcery.com>
11225 Andrew Pinski <apinski@cavium.com>
11228 * reorg.c (fill_slots_from_thread): Don't speculate
11229 frame-related insns.
11231 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
11233 * sched-int.h (bb_note): Move to...
11234 * basic-block.h: ...here.
11235 * haifa-sched.c (bb_note): Move to...
11236 * cfgrtl.c: ...here.
11237 * function.c (next_block_for_reg): New function.
11238 (move_insn_for_shrink_wrap): Likewise.
11239 (prepare_shrink_wrap): Rewrite to use the above.
11241 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
11243 * gimple.c (is_gimple_non_addressable): Remove.
11244 * gimple.h: Remove is_gimple_non_addressable.
11245 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
11246 is_gimple_non_addressable.
11247 * trans-mem.c (expand_assign_tm): Same.
11249 2012-01-09 Richard Guenther <rguenther@suse.de>
11251 PR tree-optimization/51775
11252 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
11253 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
11255 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11257 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
11259 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
11261 2012-01-09 Richard Guenther <rguenther@suse.de>
11263 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
11265 2012-01-08 Jan Hubicka <jh@suse.cz>
11267 PR tree-optimize/51680
11268 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
11269 on when known_vals needs to be computed; cleanup.
11271 2012-01-08 Jan Hubicka <jh@suse.cz>
11273 PR tree-optimize/51694
11274 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
11276 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
11278 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
11279 for -std=c++98 and -std=c++11 too.
11281 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
11283 * cfgloop.c (cancel_loop): Add free() of bbs array.
11285 2012-01-07 Jan Hubicka <jh@suse.cz>
11287 PR tree-optimization/51600
11288 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
11289 that benefits small functions.
11291 2012-01-07 Jan Hubicka <jh@suse.cz>
11293 * ipa-inline.c (want_inline_small_function_p): Fix formating.
11295 2012-01-07 Jan Hubicka <jh@suse.cz>
11297 PR tree-optimization/51680
11298 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
11299 whose inlining reduce unit size.
11301 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
11304 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
11305 Add canonical node to containing_mem chain after the non-canonical
11306 one, even if there weren't any locs to propagate.
11307 (remove_useless_values): Keep only canonical values.
11308 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
11309 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
11310 canonicalize mem_chain elements that are not discarded.
11312 2012-01-06 Jakub Jelinek <jakub@redhat.com>
11315 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
11316 before emitting functions.
11318 PR gcov-profile/50127
11319 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
11320 clear_aux_for_blocks.
11322 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
11325 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
11327 2012-01-06 Arnaud Charlet <charlet@adacore.com>
11329 * c-decl.c (ext_block): Moved up.
11330 (collect_all_refs, for_each_global_decl): Take ext_block into account.
11332 2012-01-06 Han Shen <shenhan@google.com>
11334 Translate built-in include paths for sysroot.
11335 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
11336 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
11338 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
11339 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
11341 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
11342 control whether sysroot should be prepended to gxx include dir.
11344 * configure: Regenerate.
11346 2012-01-06 Torvald Riegel <triegel@redhat.com>
11348 PR rtl-optimization/51771
11349 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
11350 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
11352 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
11354 PR tree-optimization/51315
11355 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
11356 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
11358 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
11361 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
11362 for shrp pattern. Correctly handle and fixup shift variable.
11363 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
11365 2012-01-05 Jakub Jelinek <jakub@redhat.com>
11368 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
11369 note when !ACCUMULATE_OUTGOING_ARGS.
11371 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
11373 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
11375 (extract_range_from_unary_expr_1): Avoid useless computations.
11377 2012-01-05 Jakub Jelinek <jakub@redhat.com>
11379 PR rtl-optimization/51767
11380 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
11381 of jump_block and add an extra edge for degenerated asm gotos.
11383 PR middle-end/51768
11384 * stmt.c (check_unique_operand_names): Don't ICE during error
11385 reporting if i is from labels chain.
11387 PR middle-end/44777
11388 * profile.c (branch_prob): Split bbs that have exit edge
11389 and need a fake entry edge too.
11391 2012-01-05 Jan Hubicka <jh@suse.cz>
11393 PR middle-end/49710
11394 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
11397 2012-01-05 Richard Guenther <rguenther@suse.de>
11400 * tree-streamer-out.c (write_ts_optimization): New function.
11401 (streamer_write_tree_body): Call it.
11402 * tree-streamer-in.c (lto_input_ts_optimization): New function.
11403 (streamer_read_tree_body): Call it.
11404 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
11406 2012-01-05 Jakub Jelinek <jakub@redhat.com>
11408 PR middle-end/51761
11409 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
11410 * gimplify.c (gimplify_cleanup_point_expr): Save and set
11411 in_cleanup_point_expr before gimplify_stmt call and restore it
11413 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
11414 in_cleanup_point_expr is false.
11416 2012-01-05 Richard Guenther <rguenther@suse.de>
11418 PR middle-end/51764
11419 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
11421 * toplev.c (process_options): Reject combining mudflap and LTO.
11422 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
11424 2012-01-05 Richard Guenther <rguenther@suse.de>
11426 PR tree-optimization/51760
11427 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
11429 (bit_value_unop): Handle UNDEFINED operands.
11430 (bit_value_binop): Likewise.
11432 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
11434 * config/avr/avr.c (avr_replace_prefix): Remove.
11435 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
11436 (avr_asm_function_rodata_section): Ditto.
11437 (avr_asm_select_section): Ditto.
11439 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
11441 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
11444 2012-01-05 Jakub Jelinek <jakub@redhat.com>
11447 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
11448 calls that have any non-fake successor edges.
11451 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
11453 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
11455 PR tree-optimization/51624
11456 * tree-sra.c (build_ref_for_model): When replicating a chain of
11457 COMPONENT_REFs, stop as soon as the offset would become negative.
11459 2012-01-04 Jakub Jelinek <jakub@redhat.com>
11462 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
11463 in .debug_loc on the floor.
11465 2012-01-04 Andrew Pinski <apinski@cavium.com>
11467 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
11469 2012-01-04 Andrew Pinski <apinski@cavium.com>
11470 Adam Nemet <anemet@caviumnetworks.com>
11472 * config/mips/mips.md (size): Add SI and DI.
11473 (SIZE): New mode attribute.
11474 (U): New code attribute.
11475 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
11476 (mips_lbux_<mode>): Delete.
11477 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
11478 (mips_lhx): Use gen_mips_lhx_extsi.
11479 (mips_lhx_<mode>): Delete.
11480 (mips_lwx): Delete.
11481 (mips_l<size>x): New expand.
11482 (mips_lwx_<mode>): Delete.
11483 (mips_l<GPR:size>x_<P:mode>): New pattern.
11484 (*mips_lw<u>x_<P:mode>_ext): Likewise.
11485 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
11486 * config/mips/mips.c (mips_lx_address_p): New function.
11487 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
11488 (dsp64): New availability predicate.
11489 (mips_builtins): Add an entry for __builtin_mips_ldx.
11490 * config/mips/mips.h (ISA_HAS_LBX): New define.
11491 (ISA_HAS_LBUX): Likewise.
11492 (ISA_HAS_LHX): Likewise.
11493 (ISA_HAS_LHUX): Likewise.
11494 (ISA_HAS_LWX): Likewise.
11495 (ISA_HAS_LWUX): Likewise.
11496 (ISA_HAS_LDX): Likewise.
11497 * doc/extend.texi (__builtin_mips_ldx): Document.
11499 2012-01-04 Tristan Gingold <gingold@adacore.com>
11501 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
11502 when long pointers are used.
11503 * config.build (*-*-*vms*): Handle all OpenVMS targets.
11504 (alpha64-dec-*vms*, alpha*-dec-*vms*)
11505 (ia64-hp-*vms*): Remove.
11506 * config/vms/xm-vms64.h: Delete.
11508 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
11510 PR middle-end/51472
11511 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
11513 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
11515 * opts.c (finish_options): Remove duplicate sorry.
11517 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
11519 PR middle-end/51696
11520 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
11523 2012-01-04 Richard Guenther <rguenther@suse.de>
11525 PR middle-end/51750
11526 * tree.c (size_low_cst): New function.
11527 * tree.h (size_low_cst): Declare.
11528 * fold-const.c (fold_comparison): Use it to extract the low
11529 part of the POINTER_PLUS_EXPR offset.
11531 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
11533 Fix clearing ZERO_REG
11534 * config/avr/avr.md (cc): Add alternative "ldi".
11535 (movqi_insn): Use it in cc attribute.
11536 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
11537 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
11538 (output_reload_insisf): Use ZERO_REG to pre-clear register.
11540 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11542 * configure: Regenerate.
11544 2012-01-04 Richard Guenther <rguenther@suse.de>
11546 PR tree-optimization/49651
11547 * tree-ssa-structalias.c (type_can_have_subvars): New function.
11548 (var_can_have_subvars): Use it.
11549 (get_constraint_for_1): Only consider subfields if there can be any.
11551 2012-01-03 Jakub Jelinek <jakub@redhat.com>
11554 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
11555 to its new canonical_cselib_val and the cselib_val was in
11556 first_containing_mem chain, but the canonical_cselib_val was not,
11557 add the latter into the chain.
11558 (cselib_invalidate_mem): Compare canonical_cselib_val of
11559 addr_list chain elt with v.
11562 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
11563 dwarf2out_undef): Allocate e.info using ggc_strdup instead
11565 (output_macinfo_op): Don't ggc_strdup fd->filename.
11566 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
11567 then ggc_strdup it. Don't free inc->info or cur->info.
11568 (output_macinfo): Don't free ref->info or file->info.
11570 2012-01-03 Ira Rosen <irar@il.ibm.com>
11572 PR tree-optimization/51269
11573 * tree-vect-loop-manip.c (set_prologue_iterations): Make
11574 first_niters a pointer.
11575 (slpeel_tree_peel_loop_to_edge): Likewise.
11576 (vect_do_peeling_for_loop_bound): Update call to
11577 slpeel_tree_peel_loop_to_edge.
11578 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
11579 here. Remove it from the parameters list.
11580 (vect_do_peeling_for_alignment): Update calls and compute
11581 wide_prolog_niters.
11583 2012-01-03 Richard Guenther <rguenther@suse.de>
11585 PR tree-optimization/51070
11586 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
11587 Properly handle calls.
11589 2012-01-03 Richard Guenther <rguenther@suse.de>
11591 PR tree-optimization/51692
11592 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
11593 the LHS of allocation stmts.
11595 2012-01-03 Olivier Hainque <hainque@adacore.com>
11597 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
11599 2012-01-03 Olivier Hainque <hainque@adacore.com>
11601 * collect2.c (main): In AIX specific computations for vector
11602 insertions, use CONST_CAST2 to cast from char ** to const char **.
11604 2012-01-03 Richard Guenther <rguenther@suse.de>
11607 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
11608 the context of a limbo DIE when it does not already exist.
11610 2012-01-03 Jakub Jelinek <jakub@redhat.com>
11612 PR tree-optimization/51719
11613 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
11614 but direct call is, clear direct call's lhs and don't add fallthrough
11615 edge from dcall_bb to join_bb and PHIs.
11617 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11619 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
11620 the instructions emitted by the pattern.
11621 ("*TDC_insn_<mode>"): Add comment.
11623 2012-01-03 Richard Guenther <rguenther@suse.de>
11625 PR middle-end/51730
11626 * fold-const.c (fold_comparison): Properly canonicalize
11627 tree offset and HOST_WIDE_INT bit position.
11629 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
11631 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
11632 operands for extzv pattern.
11634 2012-01-02 Jakub Jelinek <jakub@redhat.com>
11637 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
11640 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
11642 * doc/invoke.texi (-flto and related options): Copy-edit.
11644 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
11646 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
11648 2012-01-02 Jakub Jelinek <jakub@redhat.com>
11650 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
11653 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
11655 * expr.h (move_by_pieces_ninsns): Declare.
11656 * expr.c (move_by_pieces_ninsns): Make external.
11657 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
11658 (mips_store_by_pieces_p): Likewise.
11659 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
11660 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
11661 * config/mips/mips.c (mips_move_by_pieces_p): New function.
11662 (mips_store_by_pieces_p): Likewise.
11664 2012-01-02 Jakub Jelinek <jakub@redhat.com>
11666 * passes.c (register_one_dump_file): Free full_name.
11668 * reload1.c (reload): Don't allocate reg_max_ref_width here.
11669 (calculate_elim_costs_all_insns): Free offsets_at and
11670 offsets_known_at at the end and clear the pointers.
11672 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
11674 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
11675 this option introduced in r180739.
11677 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
11680 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
11681 (tmake_file target=avr): Add avr/t-multilib.
11683 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
11684 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
11685 * config/avr/genmultilib.awk: New file.
11686 * config/avr/t-multilib: New auto-generated file.
11687 * config/avr/multilib.h: New auto-generated file.
11688 * config/avr/t-avr (AVR_MCUS): New variable.
11689 (genopt.sh): Use it.
11690 (s-mlib): Depend on t-multilib.
11691 (t-multilib, multilib.h): New dependencies.
11692 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
11693 (MULTILIB_OPTIONS): Remove.
11694 (MULTILIB_MATCHES): Remove.
11695 (MULTILIB_DIRNAMES): Remove.
11696 (MULTILIB_EXCEPTIONS): Remove:
11697 * config/avr/genopt.sh: Don't use hard coded file name;
11698 pass AVR_MCUS from t-avr instead.
11700 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
11702 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
11704 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
11706 Implement light-weight DImode support.
11707 * config/avr/avr-dimode.md: New file.
11708 * config/avr/avr.md: Include it.
11709 (adjust_len): Add plus64, compare64.
11710 (HIDI): Remove code iterator.
11711 (code_stdname): New code attribute.
11712 (rotx, rotsmode): Remove DI.
11713 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
11715 * config/avr/avr-protos.h (avr_have_dimode): New.
11716 (avr_out_plus64, avr_out_compare64): New.
11717 * config/avr/avr.c (avr_out_compare): Handle DImode.
11718 (avr_have_dimode): New variable definition and initialization.
11719 (avr_out_compare64, avr_out_plus64): New functions.
11720 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
11721 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
11722 (avr_compare_pattern): Skip DImode comparisons.
11724 2012-01-02 Revital Eres <revital.eres@linaro.org>
11726 * ddg.c (def_has_ccmode_p): New function.
11727 (add_cross_iteration_register_deps,
11728 create_ddg_dep_from_intra_loop_link): Call it.
11730 2012-01-02 Richard Guenther <rguenther@suse.de>
11733 * invoke.texi (fassociative-math): Remove spurious paranthesis.
11735 2012-01-01 Jakub Jelinek <jakub@redhat.com>
11737 * gcc.c (process_command): Update copyright notice dates.
11738 * gcov.c (print_version): Likewise.
11739 * gcov-dump.c (print_version): Likewise.
11740 * mips-tfile.c (main): Likewise.
11741 * mips-tdump.c (main): Likewise.
11743 2012-01-01 Ira Rosen <irar@il.ibm.com>
11745 PR tree-optimization/51704
11746 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
11747 a use is inside the basic block or loop before accessing its vect info.
11749 2012-01-01 Jan Hubicka <jhjh@suse.cz>
11751 PR rtl-optimization/51069
11752 * cfgloopmanip.c (remove_path): Removing path making irreducible
11753 region unconditional makes BB part of the region.
11755 2012-01-01 Jakub Jelinek <jakub@redhat.com>
11757 PR tree-optimization/51683
11758 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
11759 calls with side-effects.
11760 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
11762 Copyright (C) 2012 Free Software Foundation, Inc.
11764 Copying and distribution of this file, with or without modification,
11765 are permitted in any medium without royalty provided the copyright
11766 notice and this notice are preserved.