1 2012-05-26 Jason Merrill <jason@redhat.com>
4 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
5 about array compound literals.
7 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
9 * cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks
10 if CLEANUP_NO_INSN_DEL.
11 * cfgrtl.c (unique_locus_on_edge_between_p): New function extracted
12 from cfg_layout_merge_blocks.
13 (emit_nop_for_unique_locus_between): New function.
14 (rtl_merge_blocks): Invoke emit_nop_for_unique_locus_between.
15 (cfg_layout_merge_blocks): Likewise.
17 2012-05-26 Dimitrios Apostolou <jimis@gmx.net>
18 Paolo Bonzini <bonzini@gnu.org>
20 * df-scan.c (df_def_record_1): Assert a parallel must contain an
21 EXPR_LIST at this point. Receive the LOC and move its extraction...
22 (df_defs_record): ... here. Change if-else to a switch statement.
23 (df_find_hard_reg_defs, df_find_hard_reg_defs_1): New.
24 (df_get_call_refs): Changed defs_generated from bitmap to HARD_REG_SET
25 and compute it from df_find_hard_reg_defs(). Record DF_REF_BASE
26 DEFs in REGNO order. Use HARD_REG_SET instead of bitmap for
27 regs_invalidated_by_call.
28 (df_insn_refs_collect): Record DF_REF_REGULAR DEFs after
31 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
34 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
35 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
37 2012-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
39 * config/rs6000/t-linux64: Delete the 32-bit multilib that uses
40 software floating point emulation. No longer build the multilibs
43 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
46 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
48 (ipa_tm_create_version): Same.
50 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
53 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
54 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
56 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
59 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
60 (ix86_expand_vec_perm): Use int mode instead of float.
61 (expand_vec_perm_pshufb): Remove handling of useseless type
64 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
67 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
68 gnu_ld variables to yes.
69 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
70 (HAVE_GNU_AS): Likewise.
71 * config.in: Regenerate.
72 * configure: Likewise.
74 2012-05-25 Tristan Gingold <gingold@adacore.com>
76 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
77 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
78 and preferred_alignment.
80 2012-05-25 Tristan Gingold <gingold@adacore.com>
82 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
84 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
86 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
87 volatile bitfields case.
89 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
91 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
92 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
93 (adjacent_mem_locations): Move some code to and call...
94 (get_memref_parts): ...new function.
95 (mem_locations_overlap): New function.
96 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
97 (is_mem_ref): Rename to...
98 (find_mem_ref): ...this. Return MEM rtx.
99 (get_store_dest): Remove function.
100 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
101 new parameter and adjust calls.
102 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
103 mem refs overlap for true_store_to_load_dep_costly.
104 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
105 passed to adjacent_mem_locations.
106 (is_costly_group): Walk resolved dependency list.
107 (force_new_group): Emit group ending nop for Power6/Power7.
108 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
109 (group_ending_nop): New define_insn.
111 2012-05-24 Dodji Seketeli <dodji@redhat.com>
113 Make unwound macro expansion trace less redundant
114 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
115 context of macro definition in the trace, when it's redundant.
118 2012-05-24 Richard Guenther <rguenther@suse.de>
121 * tree-profile.c (tree_profiling): Cleanup the CFG if
122 execute_fixup_cfg requests it.
124 2012-05-24 Richard Guenther <rguenther@suse.de>
126 * tree-flow.h (create_var_ann): Remove.
127 * tree-dfa.c (create_var_ann): Remove and inline into its
129 (add_referenced_var_1): ... here.
130 * varpool.c (add_new_static_var): Do not call add_referenced_var
132 * gimple-fold.c (canonicalize_constructor_val): Likewise.
133 * tree-switch-conversion.c (build_one_array): Likewise.
134 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
135 * tree-flow-inline.h (gimple_referenced_vars): Guard against
137 * tree-inline.c (remap_gimple_op_r): Likewise. Check
138 gimple_referenced_vars instead of gimple_in_ssa_p.
139 (copy_tree_body_r): Likewise.
140 (setup_one_parameter): Likewise.
141 (declare_return_variable): Likewise.
142 (tree_function_versioning): Likewise.
144 2012-05-24 Jakub Jelinek <jakub@redhat.com>
146 PR tree-optimization/53465
147 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
148 vr0 into *vr, then vrp_meet that.
149 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
150 have any equivalences.
151 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
154 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
156 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
158 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
159 check end_regno - 1 is a hard register.
161 2012-05-24 Richard Guenther <rguenther@suse.de>
163 * varpool.c (add_new_static_var): Remove call to create_var_ann.
164 * tree-ssa-operands.c (create_vop_var): Likewise.
166 2012-05-24 Richard Guenther <rguenther@suse.de>
169 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
171 (remove_unused_locals): Pass global_unused_vars to
172 remove_unused_scope_block_p. Restore code walking all
173 referenced vars and pruning them.
175 2012-05-23 Jan Hubicka <jh@suse.cz>
177 * tree.h (alias_diag_flags): Remove.
178 (alias_pair): Remove emitted_diags.
179 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
180 symbol_alias_set_t, symbol_alias_set_destroy,
181 symbol_alias_set_contains, propagate_aliases_backward): Remove.
182 * toplev.c (compile_file): Do not call finish_aliases_2
183 * cgraphunit.c (cgraph_process_new_functions): Do not call
185 (handle_alias_pairs): Output diagnostics about aliases to externals.
186 (assemble_thunks_and_aliases): Use do_assemble_alias.
187 (output_weakrefs): Likewise.
188 (finalize_compilation_unit): Do not call finish_aliases_1.
189 * ipa.c (symtab_remove_unreachable_nodes): De not call
190 remove_unreachable_alias_pairs.
191 * varasm.c (do_assemble_alias): Export.
192 (symbol_alias_set_create, symbol_alias_set_destroy,
193 symbol_alias_set_contains, symbol_alias_set_insert,
194 propagate_aliases_forward, propagate_aliases_backward,
195 propagate_aliases_backward, trivially_visible_alias,
196 trivially_defined_alias, remove_unreachable_alias_pairs,
197 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
198 * output.h (do_assemble_alias): Declare.
199 * varpool.c (varpool_remove_unreferenced_decls): Do not call
202 2012-05-23 Martin Jambor <mjambor@suse.cz>
204 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
206 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
208 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
210 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
211 (iterative_hash_gimple_type): Adjust comment.
212 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
213 domain for an array type instead of the domain type itself.
215 2012-05-23 Richard Guenther <rguenther@suse.de>
217 PR tree-optimization/53438
218 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
220 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
223 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
224 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
227 2012-05-23 Richard Guenther <rguenther@suse.de>
229 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
230 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
231 via the global_unused_vars bitmap.
232 (remove_unused_locals): Handle global vars in local-decls via
233 a global_unused_vars bitmap instead of the used flag in the
234 var annotation. Simplify global variable handling and removal.
236 2012-05-22 Jan Hubicka <jh@suse.cz>
239 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
240 from other partitions.
242 2012-05-22 Jan Hubicka <jh@suse.cz>
245 * symtab.c (symtab_register_node): Fix ordering issue.
247 2012-05-22 Steven Drake <sbd@NetBSD.org>
249 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
251 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
253 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
254 Use strip_name_encoding target hook.
256 2012-05-22 Richard Guenther <rguenther@suse.de>
258 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
259 (init_function_for_compilation): Remove.
260 * tree-dfa.c (find_vars_r): Take struct function argument.
261 (find_referenced_vars_in): Adjust.
262 * tree-ssa-operands.c (clobber_stats): Remove.
263 (create_vop_var): Take struct function argument. Mark
264 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
265 (init_ssa_operands): Take struct function argument.
266 (fini_ssa_operands): Do not dump dead stats.
267 * tree-ssa-operands.h (init_ssa_operands): Take struct function
269 * cgraphunit.c (init_lowered_empty_function): Adjust.
270 * lto-streamer-in.c (input_cfg): Likewise.
271 * tree-inline.c (initialize_cfun): Likewise.
272 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
273 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
274 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
275 virtual operands are not registers.
277 2012-05-22 Richard Guenther <rguenther@suse.de>
279 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
281 2012-05-22 Richard Guenther <rguenther@suse.de>
284 * tree-inline.c (setup_one_parameter): Create a dummy init
285 statement for unused parameters when not optimizing.
287 2012-05-22 Richard Guenther <rguenther@suse.de>
289 * tree-flow.h (add_referenced_var_1): Declare.
290 (add_referenced_var): Define.
291 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
292 (add_referenced_var): Rename to ...
293 (add_referenced_var_1): ... this. Take struct function argument.
295 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
298 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
299 * config/arm/arm.c (arm_validize_comparison): Define.
300 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
301 arm_validize_comparison.
302 ("cbranchdi4"): Likewise.
303 ("cstoredi4"): Likewise.
304 ("movsicc"): Likewise.
305 ("movsfcc"): Likewise.
306 ("movdfcc"): Likewise.
308 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
310 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
311 the mw_reg_pool size.
313 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
315 PR tree-optimization/53336
316 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
317 non-integer integral types to offset type and vice versa.
319 2012-05-22 Alan Modra <amodra@gmail.com>
321 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
322 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
323 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
324 V_SAVE_INLINE): Delete.
325 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
326 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
327 For ELF targets, use out-of-line restores for -Os and any number
328 of regs if the restore exits, and out-of-line gp save for two or
329 more regs. Use save_reg_p to test for holes in reg restore set.
330 Replace "#if" with "if".
332 2012-05-22 Alan Modra <amodra@gmail.com>
334 * config/rs6000/rs6000.c (save_reg_p): New function.
335 (first_reg_to_save, first_fp_reg_to_save): Use it here.
336 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
337 (emit_frame_save): Use gen_frame_store.
338 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
339 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
341 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
342 vrsave, toc, gp and fp restores.
344 2012-05-22 Alan Modra <amodra@gmail.com>
346 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
347 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
348 Move function pointer variables after forward declarations.
349 (rs6000_builtin_support_vector_misalignment): Make static.
350 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
351 (rs6000_function_value, rs6000_can_eliminate): Likewise.
353 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
355 PR rtl-optimization/53373
356 * caller-save.c (save_call_clobbered_regs): Look into a possible
357 PARALLEL manually rather than using single_set on a call insn.
359 2012-05-21 Jakub Jelinek <jakub@redhat.com>
361 PR tree-optimization/53436
362 * omp-low.c (omp_build_component_ref): New function.
363 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
365 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
367 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
369 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
370 Do not print '.' here. Output operand lossage error for unhandled
375 <case 'z'>: Hardcode "code" argument into error strings.
377 <case 'D'>: Merge AVX and non-AVX codes.
378 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
379 Update call to put_condition_code.
381 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
383 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
385 (clzsi2): New expander.
386 (*clzsi2_68k): New insn.
387 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
389 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
391 * gimple.h (gimple_set_in_transaction): Remove.
392 (gimple_in_transaction): Look in BB instead.
393 (gimple_statement_base): Remove in_transaction field.
394 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
395 * trans-mem.c (compute_transaction_bits): Place transaction bit
396 information into basic blocks.
398 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
400 * expr.c (get_def_for_expr_class): Define only if
401 HAVE_conditional_move.
402 (convert_tree_comp_to_rtx): Likewise.
404 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
407 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
409 (ffssi2_no_cmove): Ditto.
410 (*ffs<mode>_1): Remove insn pattern.
411 (*tzcnt<mode>_1): New insn pattern.
412 (*bsf<mode>1): Ditto.
414 2012-05-21 Richard Guenther <rguenther@suse.de>
416 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
417 more referenced vars.
418 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
419 flag on variables that have a var-annotation.
421 2012-05-21 Joseph Myers <joseph@codesourcery.com>
424 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
425 from folded operands before wrapping another around the
426 conditional expression.
428 2012-05-21 Jakub Jelinek <jakub@redhat.com>
430 PR tree-optimization/53366
431 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
432 tests if complex_numbers == 2, but there are non-complex number loads
435 PR tree-optimization/53409
436 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
437 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
439 PR tree-optimization/53410
440 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
441 instead of build_int_cst (type, 0) where vector types might be
442 involved. Instead of build_int_cst (type, 1) convert the original
443 integer_onep argument to the desired type.
445 2012-05-21 Michael Matz <matz@suse.de>
447 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
448 (simplify_test_exp): Handle one more case of distributive law,
449 decrease cost threshold.
450 (tests_attr_p, get_attr_order): New functions.
451 (optimize_attrs): Use topological order, inline only cheap values.
452 (write_attr_set): Reset our_known_true after some time.
454 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
457 * config/i386/i386.c (type_natural_mode): Warn passing SSE
458 vector argument without SSE enabled changes the ABI.
460 2012-05-21 Richard Guenther <rguenther@suse.de>
462 PR tree-optimization/53408
463 * tree-vect-loop.c (vectorizable_induction): Properly check
464 the restriction that we cannot handle induction results from
465 the inner loop outside of the outer loop.
467 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
470 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
471 (UNSPECV_RDRAND): This.
472 (rdrand<mode>_1): Updated.
474 2012-05-21 Richard Guenther <rguenther@suse.de>
476 * tree-loop-distribution.c (can_generate_builtin): Reject
479 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
481 * Makefile.in (options.c): Add options.h to included header
484 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
486 * tree-parloops.c : Add myself to contributors, update
487 TODO list, add link to wiki.
489 2012-05-21 Alan Modra <amodra@gmail.com>
491 * config/rs6000/predicates.md (input_operand): Don't match
492 constant pool addresses. Remove label_ref, high and plus from
493 match_code list. Remove redundant CONSTANT_P test.
494 (splat_input_operand): Similarly update match_code list.
495 (small_toc_ref): New predicate.
496 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
497 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
498 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
500 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
501 generated by create_TOC_reference.
502 (rs6000_legitimize_address): Update cerate_TOC_reference call.
503 (rs6000_delegitimize_address): Handle new rtl for toc refs.
504 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
505 (use_toc_relative_ref): New function, split out from..
506 (rs6000_emit_move): ..here. Remove redundant tests. Update
507 create_TOC_reference calls.
508 (rs6000_legitimize_reload_address): Formatting. Handle splitting
509 of medium/large model toc addresses. Use use_toc_relative_ref.
510 (print_operand): Formatting, style. Adjust for toc changes.
511 (print_operand_address): Likewise.
512 (rs6000_output_addr_const_extra): Likewise.
513 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
514 than a PLUS. Use this formulation for both high and low part
515 of -mcmodel=medium/large toc reference too. Before reload,
516 always use the small model formulation.
517 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
518 a PLUS in high part of addresses here.
519 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
520 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
521 (largetoc_high, largetoc_low): Move earlier. Cope when no
523 (largetoc_high_plus): New insn.
524 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
525 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
526 (tocref): ..instead do so here, new insn and split.
528 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
530 * config/i386/driver-i386.c (host_detect_local_cpu): Support
531 RDRND, F16C and FSGSBASE.
533 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
535 PR rtl-optimzation/53373
536 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
537 call pattern. Update split patterns.
538 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
539 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
541 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
543 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
546 2012-05-18 Jan Hubicka <jh@suse.cz>
548 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
549 (cgraph_process_new_functions): Process also aliases.
550 * lto-streamer-out.c (struct sets): Remove.
551 (trivally_defined_alias): Remove.
552 (output_alias_pair_p): Remove.
553 (output_unreferenced_globals): Remove.
554 (produce_symtab); Do not handle alias pairs.
555 (produce_asm_for_decls): Likewise.
556 * lto-streamer-in.c (input_alias_pairs): Remove.
557 (lto_read_body): Do not input alias pairs.
558 (lto_input_constructors_and_inits): Remove.
560 2012-05-18 Jan Hubicka <jh@suse.cz>
562 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
565 2012-05-18 Jan Hubicka <jh@suse.cz>
567 * cgraphbuild.c (record_reference): Update.
568 * lto-cgraph.c (lto_output_varpool_node): External vars
569 are not in other partition even if they are not output
570 in current partition.
571 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
573 (canonicalize_constructor_val): Take FROM_DECL argument.
574 (fold_ctor_reference, fold_string_cst_ctor_reference,
575 fold_array_ctor_reference, fold_nonarray_ctor_reference,
576 fold_ctor_reference): Likewise.
577 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
578 * gimple.h (gimple_fold_builtin): Likewise.
580 2012-05-18 Olivier Hainque <hainque@adacore.com>
582 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
583 $(libsubdir) as libexecsubdir.
585 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
587 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
588 relied on signed overflow behavior.
590 2012-05-18 Richard Guenther <rguenther@suse.de>
592 PR tree-optimization/53346
593 * tree-loop-distribution.c (ldist_gen): Make sure to apply
594 builtin transform even when only a single partition with
595 all reads/writes exists.
597 2012-05-18 Richard Guenther <rguenther@suse.de>
599 PR tree-optimization/53390
600 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
603 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
605 * tree-ssa-reassoc.c (bip_map): Remove decl.
606 (completely_remove_stmt): Remove function.
607 (remove_def_if_absorbed_call): Remove function.
608 (remove_visited_stmt_chain): Remove __builtin_powi handling.
609 (possibly_move_powi): Remove function.
610 (rewrite_expr_tree): Remove calls to possibly_move_powi.
611 (rewrite_expr_tree_parallel): Likewise.
612 (attempt_builtin_powi): Build multiplies explicitly rather than
613 relying on the ops vector and rank system.
614 (transform_stmt_to_copy): New function.
615 (transform_stmt_to_multiply): Likewise.
616 (reassociate_bb): Handle leftover operations after __builtin_powi
617 optimization; build a final multiply if necessary.
619 2012-05-18 Jan Hubicka <jh@suse.cz>
621 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
622 (mark_functions_to_output): Fix sanity check.
623 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
625 2012-05-18 Richard Guenther <rguenther@suse.de>
627 * tree-flow.h (mark_symbols_for_renaming): Remove.
628 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
629 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
630 (copy_debug_stmt): Likewise.
631 (expand_call_inline): Likewise.
632 (declare_return_variable): Mark the return variable for renaming
635 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
637 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
639 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
640 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
641 (ashrdi3,lshrdi3): Likewise.
642 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
644 2012-05-18 Meador Inge <meadori@codesourcery.com>
646 PR rtl-optimization/53352
647 * cse.c (equiv_constant): Ignore paradoxical subregs.
649 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
651 PR rtl-optimization/53125
652 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
653 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
654 die in the basic block. Correctly top off REG_FREQ and
655 REG_FREQ_CALLS_CROSSED.
657 (regstat_compute_ri): Allocate and free local_live_last_luid.
659 (regstat_bb_compute_calls_crossed): Correctly top off
660 REG_FREQ_CALLS_CROSSED.
662 2012-05-17 Jan Hubicka <jh@suse.cz>
664 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
665 constructor over decl without.
666 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
667 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
668 * cgraphunit.c (process_function_and_variable_attributes): Finalize
670 (mark_functions_to_output): Also accept bodies for functions with
672 (output_in_order): Skip external vars.
673 * lto-cgraph.c (lto_output_node): External functions are never in other
675 (lto_output_varpool_node): Likewise.
676 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
677 forgotten initializers.
678 * ipa.c (process_references): Handle external vars.
679 (symtab_remove_unreachable_nodes): Update to handle external vars.
680 (varpool_externally_visible_p): External vars are externally visible.
681 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
682 * varpool.c (varpool_remove_node): Remove constructor.
683 (decide_is_variable_needed): Handle externals.
684 (varpool_remove_unreferenced_decls): Likewise.
686 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
688 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
689 (enable_warning_as_error): Do not special case Wuninitialized.
690 * optc-gen.awk: Add sanity checks.
692 2012-05-17 Jan Hubicka <jh@suse.cz>
694 * ipa-reference.c (is_proper_for_analysis): Do not check flags
695 that might change as result of global optimization.
696 (analyze_function): Do not check analyzed and externally_visible
697 flags; be happy about address dereferences.
698 (propagate): Prune all_module_statics so it really contains just
699 statics; prune all the local summaries.
700 (ipa_reference_write_optimization_summary): Simplify.
702 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
704 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
705 * config/m68k/m68k-tables.opt: Regenerated.
706 * doc/invoke.texi (M680x0 Options): Document.
708 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
709 Patrick Marlier <patrick.marlier@gmail.com>
711 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
714 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
716 * configure: Regenerated.
718 2012-05-16 Andrew Pinski <apinski@cavium.com>
720 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
723 2012-05-16 David S. Miller <davem@davemloft.net>
725 * jump.c (delete_related_insns): If we remove a CALL, make sure
726 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
728 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
730 PR tree-optimization/53217
731 * tree-ssa-reassoc.c (bip_map): New static variable.
732 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
733 (attempt_builtin_powi): Save feeding multiplies on a stack.
734 (reassociate_bb): Create and destroy bip_map.
736 2012-05-16 Olivier Hainque <hainque@adacore.com>
738 * Makefile.in (install-no-fixedincludes): New target, former toplevel
739 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
740 Add comments and improve stamp preservation across the whole sequence.
741 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
743 2012-05-16 Richard Guenther <rguenther@suse.de>
745 * tree-inline.c (insert_init_stmt): Do not call
746 mark_symbols_for_renaming.
747 (setup_one_parameter): Avoid initializing unused parameters.
748 (declare_return_variable): Properly handle DECL_BY_REFERENCE
749 return vars in SSA form.
751 2012-05-16 Richard Guenther <rguenther@suse.de>
753 * tree-flow.h (get_virtual_var): Remove.
754 * tree-dfa.c (get_virtual_var): Likewise.
756 2012-05-16 Richard Guenther <rguenther@suse.de>
758 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
759 Remove set-only bitmap of new names.
760 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
762 * tree-flow.h (ssa_names_to_replace): Remove.
763 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
765 2012-05-16 Richard Guenther <rguenther@suse.de>
767 PR tree-optimization/53364
768 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
769 detect a view-conversion of the decl.
771 2012-05-16 Dodji Seketeli <dodji@redhat.com>
774 * c-tree.h (enum c_declspec_word): Declare new enum.
775 (struct c_declspecs::locations): New member.
776 (declspecs_add_qual, declspecs_add_scspec)
777 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
779 * c-decl.c (build_null_declspecs): Initialize the new struct
780 c_declspecs::locations member.
781 (declspecs_add_addrspace): Take a location parameter for the
782 address space. Store it onto declaration specifiers.
783 (declspecs_add_qual): Likewise, take a location parameter for the
785 (declspecs_add_type): Likewise, take a location parameter for the
787 (declspecs_add_scspec): Likewise, take a location parameter for
788 the storage class specifier.
789 (declspecs_add_attrs): Likewise, take a location parameter for the
791 (declspecs_add_alignas): Likewise, take a location parameter for
793 (finish_declspecs): For diagnostics, use the location of the
794 relevant declspec, instead of the global input_location.
795 * c-parser.c (c_parser_parameter_declaration): Pass the precise
796 virtual location of the declspec to the declspecs-setters.
797 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
800 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
802 * configure.ac: Stack protector enabling for Android targets.
803 * configure: Regenerate.
805 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
807 * ira.c (pseudo_move_insn): Delete.
808 (find_moveable_pseudos): Don't set it.
809 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
810 the definitions of the original pseudo. Delete all of them.
812 2012-05-16 Olivier Hainque <hainque@adacore.com>
814 * config/rs6000/rs6000-opts.h (enum processor_type): Add
816 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
817 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
818 * config/rs6000/8540.md: indicate that the units/patterns apply to
821 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
822 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
823 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
824 related flags, check that what is queried is supported by the selected
825 configuration. Rework the single/double_float and MASK_STRING resets to
826 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
827 costs for PROCESSOR_PPC8548 as well.
828 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
829 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
830 statement instead of a sequence of ifs.
832 * config/rs6000/rs6000.h (TARGET_E500): Remove.
833 (TARGET_NO_LWSYNC): Adjust accordingly.
834 * config/rs6000/e500.h (TARGET_E500): Remove.
835 (CHECK_E500_OPTIONS): Adjust accordingly.
836 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
837 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
838 * config/rs6000/linuxspe.h: Likewise.
839 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
840 superfluous comments.
841 * config/rs6000/e500-double.h: Remove.
843 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
844 default to with_cpu=8548 if --enable-e500-double, and to 8540
846 (set misc flags section): For powerpc*|rs6000*, remove inclusion
847 of e500-double.h for --enable-e500-double.
849 2012-05-16 Olivier Hainque <hainque@adacore.com>
851 * Makefile.in (s-header-vars): Resort to -n instead of trailing
852 -e d in sed invocation.
854 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
856 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
858 * doc/tm.texi: Regenerate.
860 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
862 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
864 2012-05-15 Jakub Jelinek <jakub@redhat.com>
867 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
868 that operands[2] is either immediate, or q_regs_operand.
870 2012-05-15 Richard Guenther <rguenther@suse.de>
872 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
873 (assemble_thunk): Likewise. Manually rename and register
876 2012-05-15 Richard Guenther <rguenther@suse.de>
878 PR tree-optimization/53355
879 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
882 2012-05-15 Tristan Gingold <gingold@adacore.com>
884 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
886 2012-05-15 Richard Guenther <rguenther@suse.de>
888 * gimple.c (gimple_set_modified): Move ...
889 * gimple.h (gimple_set_modified): ... here.
891 2012-05-15 Tristan Gingold <gingold@adacore.com>
893 * ira-color.c (move_spill_restore): Add a guard.
895 2012-05-15 Tristan Gingold <gingold@adacore.com>
897 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
900 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
902 * gimplify.c (gimplify_init_constructor): Do a block move for very
903 small objects as well.
905 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
907 * ira.c (find_moveable_pseudos): Skip registers whose
908 DF_REG_EQ_USE_COUNT is nonzero.
910 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
912 * doc/md.texi (fma): Define to only be applicable for single rounding.
914 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
917 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
918 generate target register for "load" class builtins.
921 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
924 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
925 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
926 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
927 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
928 (<sse>_movu<ssemodesuffix>): New expander.
929 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
930 (avx_movdqu<avxmodesuffix>): New expander.
931 (*sse2_movdqu): Rename from sse2_movdqu.
932 (sse2_movdqu): New expander.
934 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
937 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
938 (canonicalize_perm): ... new function.
939 (expand_vec_perm_2vperm2f128_vshuf): New function.
940 (ix86_expand_vec_perm_const_1): Call it.
942 2012-05-14 Andrew Pinski <apinski@cavium.com>
943 H.J. Lu <hongjiu.lu@intel.com>
944 Jakub Jelinek <jakub@redhat.com>
947 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
950 2012-05-14 Jakub Jelinek <jakub@redhat.com>
952 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
953 lineno 1 the same as lineno 0 before first start file directive.
954 (optimize_macinfo_range): Likewise.
956 * dwarf2out.c (have_macinfo): Define.
957 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
958 attribute, don't force empty compilation unit and don't emit any
959 .debug_macinfo/.debug_macro section if macinfo_table is empty.
961 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
964 * config/avr/avr.c (avr_const_address_lo16): Remove.
965 (avr_assemble_integer): Print ".byte lo8(x)",
966 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
967 .warning if 3-byte address is assembled.
968 * doc/extend.texi (AVR Named Address Spaces): Document that
969 binutils 2.23 is needed to assemble 3-byte addresses.
971 2012-05-14 Richard Guenther <rguenther@suse.de>
973 * tree-vect-data-refs.c (vect_setup_realignment): Remove
974 call to mark_symbols_for_renaming.
975 (vect_permute_load_chain): Likewise.
976 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
977 instead of calling mark_symbols_for_renaming.
978 * tree-vect-stmts.c (read_vector_array): Remove call to
979 mark_symbols_for_renaming.
980 (write_vector_array): Likewise.
981 (vectorizable_call): Likewise.
982 (vectorizable_store): Likewise.
983 (vectorizable_load): Likewise.
984 * matrix-reorg.c (transform_allocation_sites): Likewise.
985 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
986 (create_expression_by_pieces): Likewise.
988 2012-05-14 Richard Guenther <rguenther@suse.de>
990 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
991 of statements for renaming.
992 (force_gimple_operand_1): Likewise, consistently for both
993 calls to force_gimple_operand and force_gimple_operand_gsi.
995 2012-05-14 Richard Guenther <rguenther@suse.de>
997 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
998 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
1000 (expand_omp_for): Likewise.
1001 (expand_omp_for_generic): Adjust conditional add to referenced vars.
1002 Use make_rename_temp for temporaries that should be rewritten into
1004 (expand_omp_for_static_nochunk): Likewise.
1005 (expand_omp_atomic_pipeline): Likewise.
1007 2012-05-14 Richard Guenther <rguenther@suse.de>
1009 PR tree-optimization/53331
1010 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
1012 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
1014 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1017 * doc/options.texi: (LangEnabledBy): Document it.
1018 * optc-gen.awk: Handle LangEnabledBy.
1019 * opth-gen.awk: Generate declaration for lang-specific functions.
1020 * opt-read.awk: Record lang numbers.
1021 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
1022 (lang_sanitized_name): New.
1024 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
1026 * attribs.c (decl_attributes): Avoid emitting a warning if
1028 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
1029 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
1030 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
1031 define a string "1".
1032 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
1033 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
1034 BUILT_IN_STRCPY): Use it for these functions.
1035 * postreload.c (reload_combine): Deal with SETs inside
1036 CALL_INSN_FUNCTION_USAGE.
1037 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
1038 Look for REG_RETURNED notes and use a cheap restore if possible.
1039 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
1040 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
1041 * ira-build.c (ira_create_allocno, create_cap_allocno,
1042 propagate_allocno_info, propagate_some_info_from_allocno,
1043 copy_info_to_removed_store_destination, ira_flattening): Handle it.
1044 * ira-lives.c (pseudo_regno_single_word_and_live_p,
1045 find_call_crossed_cheap_reg): New static functions.
1046 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
1047 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
1048 a REG_RETURNED note in that case.
1049 * ira.c (setup_reg_renumber): Change assert to allow cases where
1050 allocnos only cross calls for which they are cheap to restore.
1051 * ira-costs.c (ira_tune_allocno_costs): Compare
1052 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
1054 * reg-notes.def (REG_RETURNED): New note.
1055 * cse.c (cse_insn): Likewise.
1056 * sched-deps.c (sched_analyze_insn): Likewise.
1057 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
1058 * calls.c (decl_return_flags): New static function.
1059 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
1060 functions that return one of their arguments.
1061 * regcprop.c (struct kill_set_value_data): New.
1062 (kill_set_value): Interpret data as a pointer to such a struct.
1063 Do nothing if the caller wants the register to be ignored.
1064 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
1066 2012-05-14 Richard Guenther <rguenther@suse.de>
1068 PR tree-optimization/53340
1069 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
1071 2012-05-14 Richard Guenther <rguenther@suse.de>
1073 * gimplify.c (gimplify_expr): Remove odd code.
1075 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
1077 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
1078 into a PLUS_EXPR byte offset.
1080 * tree-ssa-pre.c (can_value_number_call): Delete.
1081 (compute_avail): Skip all statements with side effects.
1082 <GIMPLE_CALL>: Skip calls to internal functions.
1084 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
1086 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
1088 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1090 * common.opt (Wtype-limits): Use EnabledBy.
1092 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
1094 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
1095 (pushtf splitter): Ditto.
1097 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
1098 (<code>tf2): Enable for TARGET_SSE.
1099 (*absnegtf2_sse): Ditto.
1100 (copysign<mode>3): Enable TFmode for TARGET_SSE.
1101 (copysign<mode>3_const): Ditto.
1102 (copysign<mode>3_var): Ditto.
1103 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
1104 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
1105 (*<code>tf3): Ditto.
1106 * config/i386/i386.c (struct builtin_description bdesc_args)
1107 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
1108 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
1109 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
1110 Emit a normal call if SSE isn't available.
1112 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
1114 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
1115 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
1116 (<code><mode>3): Ditto.
1117 (*andnot<mode>3): Ditto.
1118 (*andnottf3): Ditto.
1119 (*<code><mode>3): Ditto.
1122 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1124 * optc-gen.awk: Error instead of warning for conflicting help.
1126 2012-05-12 Jason Merrill <jason@redhat.com>
1129 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
1132 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
1134 * function.c (requires_stack_frame_p): If the function can throw
1135 non-call exceptions, return true if the insn can throw internally.
1137 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
1139 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
1141 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
1143 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
1144 ORDERED and UNORDERED conditions.
1146 2012-05-11 Richard Guenther <rguenther@suse.de>
1148 * tree-flow.h (referenced_var_check_and_insert): Remove.
1149 (find_new_referenced_vars): Likewise.
1150 * tree-dfa.c (referenced_var_check_and_insert): Make static.
1151 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
1152 * tree-inline.c (copy_bb): Use find_referenced_vars_in
1153 instead of find_new_referenced_vars.
1154 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
1156 2012-05-11 Richard Guenther <rguenther@suse.de>
1158 * tree-pass.h (pass_rest_of_compilation,
1159 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
1161 * passes.c (pass_all_optimizations, pass_postreload,
1162 pass_all_early_optimizations): Make static.
1163 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
1164 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
1165 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
1166 (delete_tree_ssa): Do not call fini_phinodes.
1167 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
1169 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
1172 * doc/options.texi (EnabledBy): Document
1173 * opts.c: Include opts.h and options.h before tm.h.
1174 (finish_options): Do not handle some sub-options here...
1175 (common_handle_option): ... instead call common_handle_option_auto here.
1176 * optc-gen.awk: Handle EnabledBy.
1177 * opth-gen.awk: Declare common_handle_option_auto.
1178 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
1179 (Wmaybe-uninitialized): Likewise.
1180 (Wunused-but-set-variable): Likewise.
1181 (Wunused-function): Likewise.
1182 (Wunused-label): Likewise.
1183 (Wunused-value): Likewise.
1184 (Wunused-variable): Likewise.
1185 * opt-read.awk: Create opt_numbers array.
1187 2012-05-11 Richard Guenther <rguenther@suse.de>
1189 PR tree-optimization/53295
1190 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
1192 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
1193 strides when analyzing data-references in a loop context.
1194 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
1195 non-constant strides for now.
1196 (vect_enhance_data_refs_alignment): Ignore data references
1197 that are strided loads.
1198 (vect_analyze_data_ref_access): Handle non-constant strides.
1199 (vect_check_strided_load): Verify the data-reference is a load.
1200 (vect_analyze_data_refs): Restructure to make strided load
1201 support not dependent on gather support.
1202 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
1203 when doing strided or gather loads.
1204 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
1205 integer_zerop to compare stride with zero.
1207 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
1209 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
1211 2012-05-11 Jan Hubicka <jh@suse.cz>
1214 * varpool.c (varpool_assemble_decl): Also output constat pool entries
1215 that output_constant_pool missed.
1217 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
1219 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
1220 MULTILIB_EXTRA_OPTS.
1222 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
1225 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
1227 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
1229 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
1230 optimization for TARGET_AVX.
1231 (*movti_internal_sse): Ditto.
1232 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
1233 (*movdi_internal): Ditto.
1234 (*movsi_internal): Ditto.
1235 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
1236 (*movdf_internal_rex64): Ditto.
1237 (*movfd_internal): Ditto.
1238 (*movsf_internal): Ditto.
1239 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
1241 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
1243 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
1244 reference as size attribute.
1246 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
1247 Tristan Gingold <gingold@adacore.com>
1249 * doc/md.texi (Standard Names): Document probe_stack_address.
1250 * explow.c (emit_stack_probe): Handle probe_stack_address.
1251 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
1252 (UNSPECV_PROBE_STACK_RANGE): Likewise.
1253 (probe_stack_address): New insn.
1254 (probe_stack_range): Likewise.
1255 * config/ia64/ia64.c: Include common/common-target.h.
1256 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
1257 checking is enabled.
1258 (ia64_emit_probe_stack_range): New function.
1259 (output_probe_stack_range): Likewise.
1260 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
1261 builtin stack checking is enabled.
1262 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
1263 and UNSPECV_PROBE_STACK_ADDRESS.
1264 (unknown_for_bundling_p): New predicate.
1265 (group_barrier_needed): Use important_for_bundling_p.
1266 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
1267 (issue_nops_and_insn): Likewise.
1268 (bundling): Likewise.
1269 (final_emit_insn_group_barriers): Likewise.
1270 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
1271 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
1272 (STACK_CHECK_PROTECT): Likewise.
1273 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
1275 2012-05-10 Jan Hubicka <jh@suse.cz>
1277 * ipa-inline.c (update_all_callee_keys): Remove.
1278 (inline_small_functions): Simplify priority updating.
1280 2012-05-10 Jan Hubicka <jh@suse.cz>
1282 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
1284 2012-05-10 Jan Hubicka <jh@suse.cz>
1286 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
1287 (symtab_remove_unreachable_nodes): ... this one.
1288 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
1289 * cgraphunit.c (ipa_passes): Update.
1290 * cgraphclones.c (cgraph_materialize_all_clones): Update.
1291 * cgraph.c (cgraph_release_function_body): Only turn initial
1292 into error mark when initial was previously set.
1293 * ipa-inline.c (ipa_inline): Update.
1294 * ipa.c: Include ipa-inline.h
1295 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
1296 (enqueue_node): New function.
1297 (process_references): Update.
1298 (symtab_remove_unreachable_nodes): Cleanup.
1299 * passes.c (execute_todo, execute_one_pass): Update.
1301 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
1303 PR rtl-optimization/53125
1304 * ira.c (ira): Call find_moveable_pseudos and
1305 move_unallocated_pseudos if only ira_conflicts_p is true.
1307 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
1309 * config/i386/i386.md (*movoi_internal_avx): Handle
1310 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
1311 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
1312 (*movti_internal_sse): Ditto.
1313 (*movtf_internal): Ditto.
1314 * config/i386/sse.md (ssePSmode): New mode attribute.
1315 (*move<mode>_internal): Use ssePSmode.
1316 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
1317 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
1318 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
1319 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
1321 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
1323 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
1324 DECL_ORIGINAL_TYPE if it is present.
1326 2012-05-10 Nick Clifton <nickc@redhat.com>
1329 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
1330 a "0" constraint to being a (match_dup 0).
1332 2012-05-10 Richard Guenther <rguenther@suse.de>
1334 * stor-layout.c (byte_from_pos): Amend comment.
1336 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1338 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
1339 Document requirement to call in constructors.
1341 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
1343 2012-05-10 Richard Guenther <rguenther@suse.de>
1345 * tree.h (TYPE_IS_SIZETYPE): Remove.
1346 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
1347 (extract_muldiv_1): Likewise.
1348 * gimple.c (gtc_visit): Likewise.
1349 (gimple_types_compatible_p): Likewise.
1350 (iterative_hash_canonical_type): Likewise.
1351 (gimple_canonical_types_compatible_p): Likewise.
1352 * gimplify.c (gimplify_one_sizepos): Likewise.
1353 * print-tree.c (print_node): Likewise.
1354 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
1356 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
1359 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
1360 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
1361 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
1362 instead of xop_mulv2div2di3_low.
1363 (xop_p<macs>dql): Fix vec_select selector.
1364 (xop_p<macs>dqh): Ditto.
1365 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
1366 (xop_mulv2div2di3_high): Ditto.
1368 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1371 * diagnostic.h (diagnostic_context): Add last_location.
1372 * diagnostic.c (diagnostic_initialize): Initialize it.
1373 (diagnostic_show_locus): Use it.
1375 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1377 * doc/extend.texi (Function Attributes): Point xref to section
1380 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
1382 * config/i386/i386.c (*movdf_internal_rex64): Remove
1383 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
1384 Calculate "mode" attribute according to
1385 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
1386 (*movdf_internal): Ditto.
1388 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
1391 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
1392 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
1393 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
1394 or when optimizing for size.
1395 * config/i386/sse.md (*mov<mode>_internal): Remove
1396 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
1397 Calculate "mode" attribute according to optimize_function_for_size_p
1398 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
1399 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
1400 depending on the mode of the instruction. Calculate "mode" attribute
1401 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
1402 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
1403 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
1405 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
1408 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
1409 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
1410 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
1411 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
1412 (expand_prologue): Move initialization of cfun->machine->is_naked,
1413 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
1414 (avr_set_current_function): ...this new static function.
1415 (TARGET_SET_CURRENT_FUNCTION): New define.
1416 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
1417 checking attributes of current_function_decl.
1418 (avr_regs_to_save): Ditto.
1419 (signal_function_p): Rename to avr_signal_function_p.
1420 (interrupt_function_p): Rename to avr_interrupt_function_p.
1422 * doc/extend.texi (Function Attributes): Better explanation of
1423 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
1426 2012-05-09 Michael Matz <matz@suse.de>
1428 PR tree-optimization/53185
1429 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
1430 peeling when we see strided loads.
1432 2012-05-09 Matthias Klose <doko@ubuntu.com>
1434 * gcc-ar.c (main): Don't check for execute bits for the plugin.
1436 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1438 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
1439 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
1440 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
1441 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
1442 (USE_LOAD_POST_INCREMENT): Define.
1443 (USE_LOAD_PRE_INCREMENT): Define.
1444 (USE_LOAD_POST_DECREMENT): Define.
1445 (USE_LOAD_PRE_DECREMENT): Define.
1446 (USE_STORE_PRE_DECREMENT): Define.
1447 (USE_STORE_PRE_INCREMENT): Define.
1448 (USE_STORE_POST_DECREMENT): Define.
1449 (USE_STORE_POST_INCREMENT): Define.
1450 (arm_auto_incmodes): Add enumeration.
1451 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
1452 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
1454 2012-05-09 Jakub Jelinek <jakub@redhat.com>
1456 PR tree-optimization/53226
1457 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
1458 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
1459 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
1460 doesn't need to be revisited, look for earliest stmt with
1461 !gimple_plf (stmt, GF_PLF_1) if something changed.
1463 2012-05-09 Terry Guo <terry.guo@arm.com>
1465 * genmultilib: Update copyright dates.
1466 * doc/fragments.texi: Ditto.
1468 2012-05-09 Terry Guo <terry.guo@arm.com>
1470 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
1471 * genmultilib (MULTILIB_REQUIRED): New.
1472 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
1474 2012-05-09 Richard Guenther <rguenther@suse.de>
1476 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
1477 (vect_do_peeling_for_loop_bound): Likewise.
1478 (vect_do_peeling_for_alignment): Likewise.
1479 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
1480 (vect_do_peeling_for_loop_bound): Get check_profitability and
1481 threshold as parameters.
1482 (vect_do_peeling_for_alignment): Likewise.
1483 (vect_loop_versioning): Likewise.
1484 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
1485 and threshold here. Control where to put the check here.
1487 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
1490 * dwarf2out.h (get_address_mode): Move declaration to...
1492 * dwarf2out.c (get_address_mode): Move definition to...
1493 * rtlanal.c: ...here.
1494 * var-tracking.c (get_address_mode): Delete.
1495 * combine.c (find_split_point): Use get_address_mode instead of
1496 targetm.addr_space.address_mode.
1497 * cselib.c (cselib_record_sets): Likewise.
1498 * dse.c (canon_address, record_store): Likewise.
1499 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
1500 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
1501 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
1502 (expand_expr_real_1): Likewise.
1503 * ifcvt.c (noce_try_cmove_arith): Likewise.
1504 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
1505 * reload.c (find_reloads): Likewise.
1506 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
1507 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
1509 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
1511 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
1512 information from the instruction produced.
1514 2012-05-09 Richard Guenther <rguenther@suse.de>
1516 * stor-layout.c (bit_from_pos): Document.
1517 (byte_from_pos): Likewise. Optimize.
1518 (pos_from_bit): Likewise.
1519 (normalize_offset): Use pos_from_bit instead of replicating it.
1521 2012-05-09 Alan Modra <amodra@gmail.com>
1524 * config/rs6000/rs6000.c (gen_frame_set): New function.
1525 (gen_frame_load, gen_frame_store): New functions.
1526 (rs6000_savres_rtx): Use the above.
1527 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
1528 Correct mode used for CR2 in save/restore_world patterns.
1529 Don't emit instructions for eh_return frame unwind reg info.
1531 2012-05-08 Jan Hubicka <jh@suse.cz>
1533 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
1535 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
1537 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
1539 (compile_file): Do not output variables.
1540 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
1542 * langhooks.c: Include timevar.h
1543 (write_global_declarations): Finalize compilation unit after wrapup;
1544 set timevars correctly.
1545 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
1546 not to be added to varpool.
1547 * varpool.c (varpool_assemble_decl): Sanity check that we are called
1548 only on cases where it makes sense; skip constant pool and value expr
1551 2012-05-08 David S. Miller <davem@davemloft.net>
1553 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
1554 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
1555 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
1557 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
1559 PR rtl-optimization/53278
1560 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
1561 speed_p code from earlier patch.
1563 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1566 * config/sh/sh.md (*branch_true, *branch_false): New insns.
1568 2012-05-08 Teresa Johnson <tejohnson@google.com>
1570 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
1571 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
1573 2012-05-08 Jan Hubicka <jh@suse.cz>
1575 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
1576 (cgraph_create_node_1): Rename to ...
1577 (cgraph_create_empty_node): ... this one; export.
1578 (cgraph_create_node): Update.
1579 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
1580 (cgraph_create_edge_including_clones): Likewise.
1581 (cgraph_find_replacement_node): Likewise.
1582 (cgraph_clone_edge): Likewise.
1583 (cgraph_clone_node): Likewise.
1584 (clone_function_name): Likewise.
1585 (cgraph_create_virtual_clone): Likewise.
1586 (cgraph_remove_node_and_inline_clones): Likewise.
1587 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
1588 * cgraph.h: Reorder declarations so they match file of origin.
1589 (cgraph_create_empty_node): Declare.
1590 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
1591 (cgraph_copy_node_for_versioning): Likewise.
1592 (cgraph_function_versioning): Likewise.
1593 (cgraph_materialize_clone): Likewise.
1594 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
1595 (cgraph_materialize_all_clones): Likewise.
1596 * cgraphclones.c: New file.
1597 * Makefile.in: Update for cgraphclones.
1599 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
1602 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
1603 (ix86_rtx_costs): Handle SET.
1605 2012-05-08 Michael Matz <matz@suse.de>
1607 * basic-block.h (struct rtl_bb_info): Remove visited member and
1608 move head_ member to ...
1609 (struct basic_block_def.basic_block_il_dependent): ... the new
1610 member x, replacing but containing old member rtl.
1611 (enum bb_flags): New BB_VISITED flag.
1612 (BB_HEADER, BB_FOOTER): New macros.
1614 * jump.c (mark_all_labels): Adjust.
1615 * cfgcleanup.c (try_optimize_cfg): Adjust.
1616 * cfglayout.c (record_effective_endpoints): Adjust.
1617 (relink_block_chain): Ditto (and don't fiddle with visited).
1618 (fixup_reorder_chain): Adjust.
1619 (fixup_fallthru_exit_predecessor): Ditto.
1620 (cfg_layout_duplicate_bb): Ditto.
1621 * combine.c (update_cfg_for_uncondjump): Adjust.
1622 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
1623 (bb_visited_trace): New accessor.
1624 (mark_bb_visited): Move in front.
1625 (rotate_loop): Use bb_visited_trace.
1626 (find_traces_1_round): Ditto.
1627 (emit_barrier_after): Ditto.
1628 (copy_bb): Ditto, and initialize visited on resize.
1629 (reorder_basic_blocks): Initize visited member.
1630 (duplicate_computed_gotos): Clear bb flags at start, use
1633 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
1634 (rtl_verify_flow_info_1): Ditto.
1635 (cfg_layout_split_block): Ditto.
1636 (cfg_layout_delete_block): Ditto.
1637 (cfg_layout_merge_blocks): Ditto.
1638 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
1640 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
1643 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
1644 when a constant source operand matches an "I" constraint, the "no
1645 CC0 change" applies to a register-destination only, not a
1646 strict_low_part-destination.
1648 2012-05-08 Richard Guenther <rguenther@suse.de>
1650 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
1651 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
1653 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
1655 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
1657 * doc/avr-mmcu.texi: New auto-generated file.
1658 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
1659 to document all valid -mmcu= arguments.
1661 * config/avr/avr.h (arch_info_s): New struct definition.
1662 * config/avr/avr-devices.c (avr_texinfo): New variable.
1663 * config/avr/gen-avr-mmcu-texi.c: New file.
1664 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
1666 2012-05-08 Dehao Chen <dehao@google.com>
1668 * predict.c (find_qualified_ssa_name): New.
1669 (find_ssa_name_in_expr): New.
1670 (find_ssa_name_in_assign_stmt): New.
1671 (is_comparison_with_loop_invariant_p): New.
1672 (is_bound_expr_similar): New.
1673 (predict_iv_comparison): New.
1674 (predict_loops): Add heuristic for loop-nested branches that compare an
1675 induction variable to a loop bound variable.
1676 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
1678 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
1680 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
1681 TARGET_BDVER2 defines where appropriate.
1683 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
1685 * configure.ac (PLUGIN_LD): Rename into...
1686 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
1687 * config.in: Regenerate.
1688 * configure: Likewise.
1689 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
1691 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
1693 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
1694 computation using the precision of the index type.
1695 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
1696 (fold_array_ctor_reference): Do index computations in the index type.
1698 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
1700 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
1701 down to plus_constant.
1702 (expand_epilogue): Ditto.
1704 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
1706 * postreload.c (reload_cse_regs): Make static.
1707 * reload.h (reload_cse_regs): Remove prototype.
1709 2012-05-07 Richard Henderson <rth@redhat.com>
1711 * config/alpha/alpha.md (clear_cache): New pattern.
1713 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
1716 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
1717 is folded to a type boundary value, verify that the resulting case
1718 label is still a care range.
1720 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
1722 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
1723 only for TARGET_GENERIC, when not optimizing for size.
1724 (*ffs<mode>_1): Ditto.
1726 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
1728 * tree-cfg.c (verify_gimple_switch): Tighten checks.
1730 2012-05-07 Jakub Jelinek <jakub@redhat.com>
1732 PR tree-optimization/53239
1733 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
1734 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
1736 2012-05-07 Richard Guenther <rguenther@suse.de>
1738 PR tree-optimization/53195
1739 * tree-inline.c (setup_one_parameter): Properly add referenced
1740 vars from the parameters new known value.
1742 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
1744 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
1745 (sched_branch_type): Remove.
1746 (m68k_sched_md_init_global): Don't allocate it.
1747 (m68k_sched_md_finish_global): Don't free it.
1748 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
1749 * config/m68k/m68k.md: Set the type of insns using
1750 m68k_sched_branch_type to bcc directly.
1752 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1754 * config/sol2.c (solaris_override_options): New function.
1755 * config/sol2-protos.h (solaris_override_options): Declare.
1756 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
1758 2012-05-07 Richard Guenther <rguenther@suse.de>
1760 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
1761 whether we failed to compute data dependences.
1762 (loop_prefetch_arrays): Fail if we failed.
1764 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
1765 Paolo Bonzini <bonzini@gnu.org>
1767 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
1768 Emit bsf when optimizing for size.
1769 (*ffs<mode>_1): Ditto.
1771 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
1774 * config/sh/sh.c (sh_rtx_costs): Handle SET.
1776 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
1779 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
1780 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
1781 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
1783 (*bswapdi2_doubleword): New insn pattern.
1784 (*bswap<mode>2): Rename from *bswap<mode>2_1.
1786 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
1788 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
1789 (mips_set_reg_reg_cost): Likewise.
1790 (mips_rtx_costs): Handle SET.
1792 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
1794 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
1795 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
1796 to compute the cost of moves. Set the mode of the target register.
1798 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
1800 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
1801 plus_constant function.
1802 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
1803 that the mode is sensible.
1804 (use_anchored_address, round_push, allocate_dynamic_stack_space)
1805 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
1808 * alias.c (canon_rtx): Likewise.
1809 (init_alias_analysis): Likewise.
1810 * builtins.c (expand_builtin_return_addr)
1811 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
1812 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
1813 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
1814 (expand_builtin_stpcpy): Likewise.
1815 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
1816 (compute_argument_addresses, internal_arg_pointer_based_exp)
1817 (expand_call, emit_library_call_value_1): Likewise.
1818 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
1819 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
1820 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
1821 * cse.c (insert_const_anchor, find_reg_offset_for_const)
1822 (use_related_value, fold_rtx): Likewise.
1823 * cselib.c (cselib_subst_to_values): Likewise.
1824 * dse.c (record_store, check_mem_read_rtx): Likewise.
1825 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
1826 * emit-rtl.c (adjust_address_1): Likewise.
1827 * except.c (sjlj_emit_function_enter)
1828 (expand_builtin_extract_return_addr)
1829 (expand_builtin_frob_return_addr): Likewise.
1830 * expmed.c (expand_divmod): Likewise.
1831 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
1832 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
1833 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
1834 * function.c (assign_stack_local_1)
1835 (instantiate_virtual_regs_in_rtx): Likewise.
1836 * optabs.c (prepare_cmp_insn): Likewise.
1837 * recog.c (offsettable_address_addr_space_p): Likewise.
1838 * reload.c (find_reloads_address, form_sum)
1839 (find_reloads_subreg_address): Likewise.
1840 * reload1.c (init_reload, eliminate_regs_1)
1841 (eliminate_regs_in_insn): Likewise.
1842 * simplify-rtx.c (simplify_unary_operation_1)
1843 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
1844 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
1845 (vt_add_function_parameter): Likewise.
1847 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
1848 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
1849 * config/alpha/alpha.c (alpha_legitimize_address_1)
1850 (get_unaligned_address, alpha_expand_unaligned_load)
1851 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
1852 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
1853 (alpha_expand_builtin_establish_vms_condition_handler)
1854 (alpha_setup_incoming_varargs, emit_frame_store_1)
1855 (alpha_expand_prologue, alpha_expand_epilogue)
1856 (alpha_use_linkage): Likewise.
1857 * config/alpha/alpha.md: Likewise.
1859 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
1860 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
1861 (thumb_legitimize_address, arm_gen_load_multiple_1)
1862 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
1863 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
1864 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
1865 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
1866 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
1867 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
1868 (thumb_expand_movmemqi, arm_set_return_address)
1869 (thumb_set_return_address): Likewise.
1870 * config/arm/arm.md: Likewise.
1872 * config/avr/avr.c (avr_incoming_return_addr_rtx)
1873 (avr_prologue_setup_frame, expand_epilogue)
1874 (avr_const_address_lo16): Likewise.
1876 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
1877 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
1878 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
1879 (bfin_output_mi_thunk): Likewise.
1881 * config/c6x/c6x.c (c6x_initialize_trampoline)
1882 (c6x_output_mi_thunk): Likewise.
1884 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
1885 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
1887 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
1888 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
1889 (cris_emit_movem_store, cris_trampoline_init): Likewise.
1890 * config/cris/cris.md: Likewise.
1892 * config/darwin.c (machopic_indirect_data_reference)
1893 (machopic_legitimize_pic_address): Likewise.
1895 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
1896 (epiphany_expand_prologue, epiphany_expand_epilogue)
1897 (epiphany_trampoline_init): Likewise.
1898 * config/epiphany/epiphany.md: Likewise.
1900 * config/fr30/fr30.c (fr30_move_double): Likewise.
1902 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
1903 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
1904 (frv_index_memory, unspec_got_name, frv_find_base_term)
1905 (frv_output_dwarf_dtprel): Likewise.
1907 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
1908 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
1910 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
1911 * config/i386/i386.c (setup_incoming_varargs_64)
1912 (setup_incoming_varargs_ms_64, choose_baseaddr)
1913 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
1914 (ix86_emit_probe_stack_range, ix86_expand_prologue)
1915 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
1916 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
1917 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
1918 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
1919 (x86_output_mi_thunk): Likewise.
1920 * config/i386/i386.md: Likewise.
1922 * config/ia64/ia64.c (ia64_expand_load_address)
1923 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
1924 (do_spill, ia64_trampoline_init): Likewise.
1926 * config/iq2000/iq2000.c (iq2000_va_start)
1927 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
1928 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
1929 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
1931 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
1933 * config/m32c/m32c.c (m32c_return_addr_rtx)
1934 (m32c_expand_insv): Likewise.
1936 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
1937 (m32r_legitimize_pic_address, m32r_print_operand)
1938 (m32r_print_operand_address): Likewise.
1940 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
1941 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
1942 (EH_RETURN_HANDLER_RTX): Likewise.
1943 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
1944 (m68k_expand_epilogue, legitimize_pic_address)
1945 (m68k_output_mi_thunk): Likewise.
1946 * config/m68k/m68k.md: Likewise.
1948 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
1949 (mcore_expand_epilog): Likewise.
1950 * config/mcore/mcore.md: Likewise.
1952 * config/mep/mep.c (mep_allocate_initial_value)
1953 (mep_expand_prologue, mep_expand_epilogue): Likewise.
1955 * config/microblaze/microblaze.c (double_memory_operand)
1956 (microblaze_block_move_loop): Likewise.
1958 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
1959 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
1960 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
1961 (mips_expand_prologue, mips_epilogue_set_cfa)
1962 (mips_expand_epilogue): Likewise.
1963 * config/mips/mips.md: Likewise.
1965 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
1966 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
1968 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
1969 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
1971 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
1972 (EH_RETURN_HANDLER_RTX): Likewise.
1973 * config/moxie/moxie.c (moxie_static_chain): Likewise.
1975 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
1976 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
1977 (pa_return_addr_rtx, hppa_builtin_saveregs)
1978 (pa_trampoline_init): Likewise.
1979 * config/pa/pa.md: Likewise.
1981 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
1983 * config/picochip/picochip.c (picochip_static_chain): Likewise.
1985 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
1986 * config/rs6000/rs6000.c (rs6000_legitimize_address)
1987 (setup_incoming_varargs, print_operand, rs6000_return_addr)
1988 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
1989 (rs6000_emit_epilogue)
1990 (rs6000_machopic_legitimize_pic_address): Likewise.
1992 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
1994 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
1995 (DYNAMIC_CHAIN_ADDRESS): Likewise.
1996 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
1997 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
1998 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
1999 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
2000 (s390_emit_epilogue, s390_function_profiler): Likewise.
2001 * config/s390/s390.md: Likewise.
2003 * config/score/score.c (score_add_offset, score_prologue): Likewise.
2005 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
2006 (sh_output_mi_thunk): Likewise.
2007 * config/sh/sh.md: Likewise.
2009 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
2010 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
2011 * config/sparc/sparc.c (sparc_legitimize_pic_address)
2012 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
2013 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
2014 (emit_and_preserve): Likewise.
2015 * config/sparc/sparc.md: Likewise.
2017 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
2018 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
2019 (spu_setup_incoming_varargs, ea_load_store_inline)
2020 (spu_expand_load): Likewise.
2022 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
2023 (combine_bnp): Likewise.
2025 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
2026 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
2027 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
2029 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
2030 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
2031 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
2033 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
2034 * config/v850/v850.md: Likewise.
2036 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
2037 (EH_RETURN_HANDLER_RTX): Likewise.
2038 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
2039 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
2040 (print_operand_address, vax_trampoline_init): Likewise.
2042 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
2043 (xtensa_function_value_regno_p): Likewise.
2045 2012-05-04 Andrew Pinski <apinski@cavium.com>
2047 * expr.c (get_def_for_expr_class): New function.
2048 (convert_tree_comp_to_rtx): New function.
2049 (expand_cond_expr_using_cmove): New function.
2050 (expand_expr_real_2 <case COND_EXPR>): Call
2051 expand_cond_expr_using_cmove first and return if it succeeds.
2052 Remove the check for HAVE_conditional_move since we should have
2053 already converted it to a conditional move.
2054 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
2055 modes of DImode for 32bits and TImode.
2057 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
2060 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
2061 (print_md_ptr_loc, print_c_condition): Use them.
2062 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
2063 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
2064 attr_file, dfa_file, latency_file): New global variables.
2065 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
2066 write_upcase, write_indent, write_length_unit_log, write_test_expr,
2067 write_attr_get, write_insn_cases, write_eligible_delay,
2068 write_const_num_delay_slots): Accept FILE pointer and toss it around.
2070 (write_header, open_outfile, handle_arg): New funcions.
2071 (make_automaton_attrs): Write prototypes as extern to the output
2073 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
2074 names from the command line. Open the output files and write out
2075 internal functions for DFA functions to dfa_file_name, insn latency
2076 functions to latency_file_name, and everything else to attr_file.
2077 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
2078 (BACKEND): Build libbackend first.
2079 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
2080 (.PRECIOUS): Likewise.
2081 (insn-dfatab.o): New rule.
2082 (insn-latencytab.o): New rule.
2083 (simple_rtl_generated_c): Do not include insn-attrtab.c.
2084 (s-attrtab): New rule.
2086 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
2088 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
2089 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
2090 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
2091 * reorg.c (get_jump_flags): Do not set the removed flags.
2093 * doc/md.texi (attr_flag): Update for abovementioned changes.
2095 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
2098 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
2099 (TARGET_CMOV): Rename from TARGET_CMOVE.
2100 (TARGET_CMOVE): New define.
2101 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
2102 Do not set TARGET_CMOVE here.
2104 2012-05-04 Dodji Seketeli <dodji@redhat.com>
2106 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
2107 * opts.c (finish_options): Activate -Wunused-local-typedefs if
2108 -Wunused is activated.
2109 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
2111 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2113 * config/s390/s390.md (*movmem_short, *clrmem_short)
2114 (*cmpmem_short): Move the mode check from the insn condition to
2117 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
2119 PR tree-optimization/52633
2120 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
2121 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
2122 (vect_recog_over_widening_pattern): Remove handling of code that was
2123 already detected as over-widening pattern. Remove special handling
2124 of "unsigned" cases. Instead, support general case of conversion
2125 of the shift result to another type.
2127 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
2129 * tree-vect-patterns.c (vect_single_imm_use): New function.
2130 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
2131 (vect_recog_over_widening_pattern): Likewise.
2132 (vect_recog_widen_shift_pattern): Likewise.
2134 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
2136 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
2137 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
2138 (vect_recog_widen_mult_pattern): Likewise.
2139 (vect_operation_fits_smaller_type): Likewise.
2140 (vect_recog_over_widening_pattern): Likewise.
2141 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
2143 2012-05-04 Richard Guenther <rguenther@suse.de>
2146 * lto-wrapper.c (merge_and_complain): Complain about mismatches
2147 of -freg-struct-return and -fpcc-struct-return.
2148 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
2149 from the input file options and ignore those from the link
2152 2012-05-04 Richard Guenther <rguenther@suse.de>
2154 PR tree-optimization/53168
2155 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
2156 memory reads when the result is a constant we can pun.
2158 2012-05-04 Richard Guenther <rguenther@suse.de>
2160 * common.opt (flto-report): Do not mark as Optimization.
2162 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
2165 * recog.c (constrain_operands): If extra constraints are present, also
2166 accept pseudo-registers with equivalent memory locations during reload.
2168 2012-05-04 Olivier Hainque <hainque@adacore.com>
2170 * collect2.c (may_unlink_output_file): New global.
2171 (maybe_unlink): Honor it.
2172 * collect2.h: Add extern for it.
2173 * tlink.c (do_tlink): Set it to true if the link succeeded.
2175 2012-05-04 Olivier Hainque <hainque@adacore.com>
2177 * gcc.c (eval_spec_function): Finalize/restore the current string
2178 obstack state as part of the context push/pop operations.
2180 2012-05-04 Bin Cheng <bin.cheng@arm.com>
2182 PR rtl-optimization/52804
2183 * reload1.c (reload_reg_reaches_end_p): Check whether successor
2184 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
2185 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
2186 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
2187 RELOAD_FOR_OUTADDR_ADDRESS.
2189 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
2192 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
2193 for macro expansion.
2195 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
2197 * flags.h (flag_permissive): Do not declare.
2198 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
2200 * toplev.c (flag_permissive): Do not define.
2201 * c-tree.h (system_header_p): Delete unused.
2203 2012-05-03 David S. Miller <davem@davemloft.net>
2206 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
2207 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
2208 (sparc_emit_float_lib_cmp): Likewise.
2210 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
2213 * config/rs6000/rs6000.md (bswapdi splitters): If
2214 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
2215 default) is used, generate an alternate sequence that does not
2216 depend on using indexed addressing.
2218 2012-05-03 Jason Merrill <jason@redhat.com>
2220 * gengtype.c (write_types): Fix warning message.
2221 (write_local): Likewise.
2223 2012-05-02 Jason Merrill <jason@redhat.com>
2225 * dwarf2out.c (struct external_ref, build_local_stub): New.
2226 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
2227 (optimize_external_refs, optimize_external_refs_1): New.
2228 (change_AT_die_ref): New.
2229 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
2230 (build_abbrev_table): Take the external refs hashtable.
2231 (output_comp_unit): Get it from optimize_external_refs and pass it in.
2233 2012-05-03 Jan Hubicka <jh@suse.cz>
2236 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
2238 2012-05-03 Jan Hubicka <jh@suse.cz>
2241 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
2243 2012-05-03 Jason Merrill <jason@redhat.com>
2245 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
2246 use_debug_types to discriminate the die_id union.
2247 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
2248 (build_abbrev_table, output_die): Likewise.
2249 (prune_unused_types_walk_attribs): Likewise.
2250 (generate_type_signature, copy_declaration_context): Set it.
2251 (remove_child_or_replace_with_skeleton): Set it.
2252 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
2253 check use_debug_types.
2254 (dwarf2out_finish): Do break_out_includes after .debug_types.
2256 2012-05-03 Jason Merrill <jason@redhat.com>
2258 * dwarf2out.c (modified_type_die): Use scope_die_for.
2259 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
2260 (uses_local_type_r, uses_local_type): New.
2261 (scope_die_for): Keep a type that uses a local type in local scope.
2262 Use get_context_die for namespace and type scope.
2264 2012-05-03 Jason Merrill <jason@redhat.com>
2266 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
2268 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
2269 (dwarf2out_finish): Likewise.
2271 2012-05-03 Martin Jambor <mjambor@suse.cz>
2273 * builtins.c (get_object_alignment_1): Return whether we can determine
2274 the alignment or conservatively assume byte alignment. Return the
2275 alignment by reference. Use get_pointer_alignment_1 for dereference
2277 (get_pointer_alignment_1): Return whether we can determine the
2278 alignment or conservatively assume byte alignment. Return the
2279 alignment by reference. Use get_ptr_info_alignment to get SSA name
2281 (get_object_alignment): Update call to get_object_alignment_1.
2282 (get_object_or_type_alignment): Likewise, fall back to type alignment
2283 only when it returned false.
2284 (get_pointer_alignment): Update call to get_pointer_alignment_1.
2285 * fold-const.c (get_pointer_modulus_and_residue): Update call to
2286 get_object_alignment_1.
2287 * ipa-prop.c (ipa_modify_call_arguments): Update call to
2288 get_pointer_alignment_1.
2289 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
2290 of MEM_REF or TARGET_MEM_REF only when it returns false.
2291 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
2292 get_object_alignment_1.
2293 (ccp_finalize): Use set_ptr_info_alignment.
2294 * tree.h (get_object_alignment_1): Update declaration.
2295 (get_pointer_alignment_1): Likewise.
2296 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
2297 (dump_gimple_stmt): Likewise.
2298 * tree-flow.h (ptr_info_def): Updated comments of fields align and
2300 (get_ptr_info_alignment): Declared.
2301 (mark_ptr_info_alignment_unknown): Likewise.
2302 (set_ptr_info_alignment): Likewise.
2303 (adjust_ptr_info_misalignment): Likewise.
2304 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
2305 and set alignment of SSA names.
2306 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
2307 mark_ptr_info_alignment_unknown.
2308 * tree-ssanames.c (get_ptr_info_alignment): New function.
2309 (mark_ptr_info_alignment_unknown): Likewise.
2310 (set_ptr_info_alignment): Likewise.
2311 (adjust_ptr_info_misalignment): Likewise.
2312 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
2313 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
2315 (bump_vector_ptr): Likewise.
2316 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
2317 (vectorizable_store): Likewise.
2318 (vectorizable_load): Likewise.
2320 2012-05-03 Michael Matz <matz@suse.de>
2322 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
2323 in front of basic_block_def.
2324 (struct basic_block_def): Make il.gimple the full struct, not a
2326 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
2328 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
2329 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
2330 NULL il.gimple, which can't happen anymore.
2331 * gimple.h (bb_seq): il.gimple can't be NULL.
2332 (bb_seq_add): Ditto.
2333 (set_bb_seq): Adjust.
2334 (gsi_start_bb, gsi_last_bb): Tidy.
2335 * lto-streamer-in.c (make_new_block): Don't zero members that
2336 are zeroed already, don't allocate a gimple_bb_info.
2337 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
2338 (remove_bb): Clear all il.gimple members.
2339 (gimple_verify_flow_info): Adjust for flat il.gimple.
2340 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
2342 * coretypes.h (const_gimple_seq): Remove typedef.
2343 * gimple.h (gimple_seq_first): Take gimple_seq.
2344 (gimple_seq_first_stmt): Ditto.
2345 (gimple_seq_last): Ditto.
2346 (gimple_seq_last_stmt): Ditto.
2347 (gimple_seq_empty_p): Ditto.
2349 2012-05-03 Richard Guenther <rguenther@suse.de>
2351 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
2353 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
2354 (compute_avail): Do not add possibly trapping operations to
2355 EXP_GEN if they might not be executed in the block.
2357 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
2359 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
2361 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
2363 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
2364 information as early as possible. Update dominance info instead of
2367 2012-05-03 Richard Guenther <rguenther@suse.de>
2369 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
2370 (union_contains_value): Remove.
2371 (vro_valid_in_sets): Likewise.
2372 (op_valid_in_sets): New function.
2373 (valid_in_sets): Use op_valid_in_sets.
2374 (insert_into_preds_of_block): Move dumping ...
2375 (do_regular_insertion): ... here.
2376 (do_partial_partial_insertion): ... and here. Dump that
2377 we've found a partial partial redundancy.
2378 (insert): Dump the current insert iteration.
2380 2012-05-03 Jakub Jelinek <jakub@redhat.com>
2383 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
2384 append program name to it and pass that as first argument
2385 to make_relative_prefix. Always pass standard_libexec_prefix
2386 as last argument to make_relative_prefix. If
2387 make_relative_prefix returns NULL, fall back to
2388 standard_libexec_prefix.
2391 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
2395 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
2396 mode, return that mode.
2399 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
2400 define __ATOMIC_HLE_* macros here.
2401 (ix86_target_macros): But here, using cpp_define_formatted.
2403 2012-05-03 Richard Guenther <rguenther@suse.de>
2405 PR tree-optimization/53144
2406 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
2408 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
2409 with SSA name values.
2410 (vn_reference_lookup_3): Adjust callers.
2412 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2414 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
2415 has_fma4 for AMD processors with both fma3 and fma4 support.
2417 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
2420 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
2423 2012-05-03 Michael Matz <matz@suse.de>
2426 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
2427 (dse_enter_block): Properly iterate the whole sequence even
2428 if the last statement was removed.
2430 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
2432 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
2433 unset flag_jump_tables.
2434 * stmt.c (expand_case): Remove special flag_pic case conditional
2435 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
2437 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
2439 * common/config/s390/s390-common.c (s390_option_optimization_table):
2440 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
2441 default when optimizing.
2443 2012-05-02 Martin Jambor <mjambor@suse.cz>
2446 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
2447 of a variable when the contect is a function.
2449 2012-05-02 Michael Matz <matz@suse.de>
2451 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
2452 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
2453 (const_gimple_seq_node): Remove.
2454 (gimple_seq_node): Typedef as gimple.
2455 (struct gimple_statement_base): Add next and prev members,
2456 adjust all WORD markers in using structs.
2457 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
2458 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
2459 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
2460 gimple are the same.
2461 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
2463 (gimple_init_singleton): New function.
2464 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
2465 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
2467 (gsi_stmt_ptr): Remove.
2468 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
2470 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
2471 again, adjust for above changes.
2472 (update_call_edge_frequencies): Adjust for above changes.
2473 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
2474 (gsi_insert_seq_nodes_after): Ditto.
2475 (gsi_split_seq_after): Ditto.
2476 (gsi_set_stmt): Ditto.
2477 (gsi_split_seq_before): Ditto.
2478 (gsi_remove): Ditto.
2479 (gsi_insert_seq_before_without_update): Don't free sequence.
2480 (gsi_insert_seq_after_without_update): Ditto.
2481 (gsi_replace): Assert some more invariants.
2482 (gsi_insert_before_without_update, gsi_insert_after_without_update):
2484 (gsi_for_stmt): Don't search for stmt.
2485 (gsi_insert_on_edge_immediate): Tidy.
2487 * gimple.c (gimple_alloc_k): Remove "sequences".
2488 (gimple_seq_cache): Remove.
2489 (gimple_alloc_stat): Make stmt a singleton sequence.
2490 (gimple_seq_alloc, gimple_seq_free): Remove.
2491 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
2492 (gimple_copy): Ditto.
2493 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
2494 create iterator from correct sequence.
2495 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
2497 2012-05-02 Michael Matz <matz@suse.de>
2499 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
2501 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
2502 sequence, lazily allocate it.
2503 (bb_seq_addr): New function.
2504 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
2505 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
2506 (gsi_none): New function.
2507 (gsi_start_bb): Adjust.
2508 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
2509 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
2510 (gsi_last_bb): Adjust.
2512 * tree-flow-inline.h (phi_nodes_ptr): New function.
2514 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
2515 datastructure and interface change.
2516 (gsi_insert_seq_before_without_update): Ditto.
2517 (gsi_insert_seq_nodes_after): Ditto.
2518 (gsi_insert_seq_after_without_update): Ditto.
2519 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
2520 (gsi_split_seq_before): Ditto.
2521 (gsi_start_phis): Adjust.
2522 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
2523 (vect_transform_loop): Ditto.
2524 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
2525 gimple_seq_copy): Don't use gimple_seq_alloc.
2526 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
2527 (gimplify_seq_add_seq): Ditto.
2528 * lto-streamer-in.c (make_new_block): Ditto.
2529 * tree-cfg.c (create_bb): Ditto.
2530 * tree-sra.c (initialize_parameter_reductions): Ditto.
2532 2012-05-02 Michael Matz <matz@suse.de>
2534 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
2535 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
2536 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
2537 set_bb_seq): Move down to after gimple_statement_d definition.
2539 2012-05-02 Michael Matz <matz@suse.de>
2541 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
2542 gsi_replace_with_seq, instead of inserting itself.
2543 * gimple-iterator.c (gsi_replace_with_seq): New function.
2544 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
2545 iterator instead of statement, advance it.
2546 (ssa_forward_propagate_and_combine): Adjust call to above.
2548 2012-05-02 Michael Matz <matz@suse.de>
2550 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
2552 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
2553 * tree-nested.c (walk_gimple_omp_for): Ditto.
2554 * trans-mem.c (lower_transaction): Ditto.
2555 * tree-eh.c (do_return_redirection): Ditto.
2556 (do_goto_redirection): Ditto.
2557 (lower_try_finally_switch): Ditto.
2558 * gimplify.c (gimplify_stmt): Ditto.
2559 (gimplify_scan_omp_clauses): Ditto.
2560 (gimplify_omp_for): Ditto.
2561 (gimplify_function_tree): Ditto.
2562 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
2563 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
2564 (mf_build_check_statement_for): Ditto.
2565 (mx_register_decls): Ditto.
2566 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
2567 and don't use itertors to append.
2568 (insert_stmts): Ditto.
2569 (insert_out_of_ssa_copy): Ditto.
2570 (insert_out_of_ssa_copy_on_edge): Ditto.
2572 2012-05-02 Michael Matz <matz@suse.de>
2574 * gimple.h (gimple_bind_body_ptr): New function.
2575 (gimple_bind_body): Use it.
2576 (gimple_catch_handler): Use gimple_catch_handler_ptr.
2577 (gimple_eh_filter_failure_ptr): New function.
2578 (gimple_eh_filter_failure): Use it.
2579 (gimple_eh_else_n_body_ptr): New function.
2580 (gimple_eh_else_n_body): Use it.
2581 (gimple_eh_else_e_body_ptr): New function.
2582 (gimple_eh_else_e_body): Use it.
2583 (gimple_try_eval_ptr): New function.
2584 (gimple_try_eval): Use it.
2585 (gimple_try_cleanup_ptr): New function.
2586 (gimple_try_cleanup): Use it.
2587 (gimple_wce_cleanup_ptr): New function.
2588 (gimple_wce_cleanup): Use it.
2589 (gimple_omp_body_ptr): New function.
2590 (gimple_omp_body): Use it.
2591 (gimple_omp_for_pre_body_ptr): New function.
2592 (gimple_omp_for_pre_body): Use it.
2593 (gimple_transaction_body_ptr): New function.
2594 (gimple_transaction_body): Use it.
2595 (gsi_split_seq_before): Adjust to return nothing and take pointer
2597 (gsi_set_stmt): Declare.
2598 (gsi_replace_with_seq): Declare.
2599 (walk_gimple_seq_mod): Declare.
2600 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
2602 * gimple-iterator.c (gsi_set_stmt): New function.
2603 (gsi_split_seq_before): Return new sequence via pointer argument.
2604 (gsi_replace): Use gsi_set_stmt.
2606 * tree-ssa-loop-im.c (move_computations_stmt): First remove
2608 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
2609 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
2611 (reserve_phi_args_for_new_edge): Change call to above,
2614 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
2615 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
2616 iterators. Adjust call to lower_omp.
2617 (lower_lastprivate_clauses): Adjust call to lower_omp.
2618 (lower_reduction_clauses): Ditto.
2619 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
2620 (lower_omp_sections): Don't explicitely count sequence length,
2621 nullify lowered bodies earlier, ensure stmts are part of only
2622 one sequence, adjust call to lower_omp.
2623 (lower_omp_single): Ensure stmts are part of only one sequence,
2624 adjust call to lower_omp.
2625 (lower_omp_master): Ditto.
2626 (lower_omp_ordered): Ditto.
2627 (lower_omp_critical): Ditto.
2628 (lower_omp_for): Ditto.
2629 (lower_omp_taskreg): Ditto, tidy.
2630 (lower_omp_1): Adjust calls to lower_omp.
2631 (execute_lower_omp): Ditto.
2632 (lower_omp): Adjust to take pointer to sequence.
2633 (diagnose_sb_2): Use walk_gimple_seq_mod.
2634 (diagnose_omp_structured_block_errors): Ditto and set possibly
2635 changed function body.
2636 * gimple-low.c (lower_function_body): Set function body after
2638 (lower_sequence): Adjust to take pointer to sequence.
2639 (lower_omp_directive): Ensure stmt isn't put twice into the
2640 sequence, adjust call to lower_sequence.
2641 (lower_stmt): Adjust calls to lower_sequence.
2642 (lower_gimple_bind): Ditto.
2643 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
2644 * tree-nested.c (walk_body): Take pointer to sequence, use
2645 walk_gimple_seq_mod.
2646 (walk_function): Adjust call to walk_body, set possibly changed body.
2647 (walk_gimple_omp_for): Adjust calls to walk_body.
2648 (convert_nonlocal_omp_clauses): Ditto.
2649 (convert_nonlocal_reference_stmt): Ditto.
2650 (convert_local_omp_clauses): Ditto.
2651 (convert_local_reference_stmt): Ditto.
2652 (convert_tramp_reference_stmt): Ditto.
2653 (convert_gimple_call): Ditto.
2654 (convert_nl_goto_reference): Use local iterator copy.
2655 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
2656 but taking pointer to sequence, ensure gsi_start is called with
2658 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
2659 asserting that the sequence head didn't change.
2660 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
2661 walk_gimple_seq_mod.
2662 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
2663 (execute_lower_tm): Ditto, and set possibly changed body.
2664 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
2665 call gsi_start with that lvalue.
2666 (replace_goto_queue_stmt_list): Ditto.
2667 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
2668 (replace_goto_queue): Ditto.
2669 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
2670 (lower_try_finally_onedest): Ditto.
2671 (lower_try_finally_copy): Ditto.
2672 (lower_try_finally_switch): Ditto.
2673 (lower_try_finally): Ditto.
2674 (lower_eh_filter): Ditto.
2675 (lower_eh_must_not_throw): Ditto.
2676 (lower_cleanup): Ditto.
2677 (lower_eh_constructs_2): Ditto.
2678 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
2679 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
2680 set possibly changed body.
2681 (optimize_double_finally): Call gsi_start with lvalue.
2683 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
2684 (gimple_split_block): Ditto.
2685 (gimple_merge_blocks): Use gsi_start_phis.
2686 (move_stmt_r): Use walk_gimple_seq_mod.
2687 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
2688 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
2689 (rebuild_cgraph_edges): Ditto.
2690 (cgraph_rebuild_references): Ditto.
2691 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
2692 * tree-inline.c (copy_phis_for_bb): Ditto.
2693 * tree-ssa-dce.c: Ditto.
2695 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
2697 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
2698 Andi Kleen <ak@linux.intel.com>
2700 * coretypes.h (MEMMODEL_MASK): New.
2701 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
2702 and return new variable.
2703 (expand_builtin_atomic_exchange): Mask memmodel values.
2704 (expand_builtin_atomic_compare_exchange): Ditto.
2705 (expand_builtin_atomic_load): Ditto.
2706 (expand_builtin_atomic_store): Ditto.
2707 (expand_builtin_atomic_clear): Ditto.
2708 * doc/extend.texi: Mention port-dependent memory model flags.
2709 * config/i386/cpuid.h (bit_HLE): New.
2710 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
2712 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
2713 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
2714 (ix86_target_string)<-mhle>: New.
2715 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
2716 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
2717 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
2718 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
2719 enabled for generic, generic64 and core-avx2.
2720 (ix86_print_operand): Generate HLE lock prefixes.
2721 (ix86_memmodel_check): New.
2722 (TARGET_MEMMODEL_CHECK): Ditto.
2723 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
2724 (IX86_HLE_ACQUIRE): Ditto.
2725 (IX86_HLE_RELEASE): Ditto.
2726 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
2727 * config/i386/i386.opt (mhle): Ditto.
2728 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
2729 success model to instruction emitter.
2730 (atomic_fetch_add<mode>): Ditto.
2731 (atomic_exchange<mode>): Ditto.
2732 (atomic_add<mode>): Ditto.
2733 (atomic_sub<mode>): Ditto.
2734 (atomic_<code><mode>): Ditto.
2735 (*atomic_compare_and_swap_doubledi_pic): Ditto.
2736 (atomic_compare_and_swap_single<mode>): Define and use argument
2738 (atomic_compare_and_swap_double<mode>): Ditto.
2739 * configure.ac: Check if assembler support HLE prefixes.
2740 * configure: Regenerate.
2743 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
2746 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
2748 (gimplify_switch_expr): ... here.
2749 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
2750 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
2751 to clean up case labels with values outside the index type range.
2752 (simplify_gimple_switch): Call it if something changed.
2753 Remove strange and unnecessary assert.
2755 2012-05-02 Richard Guenther <rguenther@suse.de>
2757 * fold-const.c (div_if_zero_remainder): sizetypes no longer
2759 (int_const_binop_1): New worker for int_const_binop with
2760 overflowable parameter. Pass it through to force_fit_type_double.
2761 (int_const_binop): Wrap around int_const_binop_1 with overflowable
2763 (size_binop_loc): Call int_const_binop_1 with overflowable equal
2764 to minus one, forcing overflow detection for even unsigned types.
2765 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
2766 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
2767 * stor-layout.c (initialize_sizetypes): sizetypes no longer
2769 (layout_type): For zero-sized arrays ignore overflow on the
2771 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
2772 (bit_value_binop_1): Likewise.
2773 * tree.c (double_int_to_tree): Likewise.
2774 (double_int_fits_to_tree_p): Likewise.
2775 (force_fit_type_double): Likewise.
2776 (host_integerp): Likewise.
2777 (int_fits_type_p): Likewise.
2778 * varasm.c (output_constructor_regular_field): Sign-extend the
2779 field-offset to cater for negative offsets produced by the Ada
2781 * omp-low.c (extract_omp_for_data): Convert the loop step to
2782 signed for pointer adjustments.
2784 2012-05-02 Richard Guenther <rguenther@suse.de>
2786 * tree.c (valid_constant_size_p): New function.
2787 * tree.h (valid_constant_size_p): Declare.
2788 * cfgexpand.c (expand_one_var): Adjust check for too large
2789 variables by using valid_constant_size_p.
2790 * varasm.c (assemble_variable): Likewise.
2792 * c-decl.c (grokdeclarator): Properly check for sizes that
2793 cover more than half of the address-space.
2795 2012-05-02 Jakub Jelinek <jakub@redhat.com>
2797 PR tree-optimization/53163
2798 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
2799 return value from compute_all_dependences.
2801 PR rtl-optimization/53160
2802 * ree.c (combine_reaching_defs): Handle the case where cand->insn
2803 has been modified by ree pass already.
2805 2012-05-01 Ian Lance Taylor <iant@google.com>
2808 * c-decl.c (build_compound_literal): Make the decl readonly if it
2809 an array of a readonly type.
2810 * gimplify.c (gimplify_compound_literal_expr): Add fallback
2811 parameter. Change all callers. If the decl is not addressable
2812 and is not an l-value, make it readonly.
2814 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
2816 * ira.c (allocated_reg_info_size): New static variable.
2817 (expand_reg_info): Manage it. Call
2818 setup_preferred_alternate_classes_for_new_pseudos.
2819 (ira): Don't do it here. Remove local allocated_reg_info_size,
2820 set the global before calling find_moveable_pseudos.
2821 (find_moveable_pseudos): Call expand_reg_info rather than
2824 2012-05-01 Richard Henderson <rth@redhat.com>
2826 * common.opt (fsync-libcalls): New.
2827 * doc/invoke.texi: Document it.
2828 * optabs.c (init_sync_libfuncs): Honor it.
2830 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
2831 Richard Sandiford <r.sandiford@uk.ibm.com>
2833 PR rtl-optimization/52543
2834 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
2836 * lower-subreg.h: New file.
2837 * target-globals.h (this_target_lower_subreg): Declare.
2838 (target_globals): Add lower_subreg;
2839 (restore_target_globals): Restore this_target_lower_subreg.
2840 * target-globals.c: Include it.
2841 (default_target_globals): Add default_target_lower_subreg.
2842 (save_target_globals): Initialize target_lower_subreg.
2843 * rtl.h (init_lower_subreg): Added declaration.
2844 * toplev.c (backend_init_target): Call initializer for lower-subreg
2846 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
2847 (default_target_lower_subreg): New variable.
2848 (this_target_lower_subreg): Likewise.
2849 (twice_word_mode, choices): New macros.
2850 (shift_cost, compute_splitting_shift, compute_costs)
2851 (init_lower_subreg): New functions.
2852 (resolve_simple_move): Add speed_p argument. Check choices.
2853 (find_pseudo_copy): Don't check the mode size here.
2854 (resolve_simple_move): Assert the mode size.
2855 (find_decomposable_shift_zext): Add speed_p argument and return
2856 a bool. Check choices.
2857 (resolve_shift_zext): Add comment.
2858 (dump_shift_choices, dump_choices): New functions.
2859 (decompose_multiword_subregs): Dump list of profitable
2860 transformations. Add code to skip non profitable transformations.
2861 Update calls to simple_move and find_decomposable_shift_zext.
2863 2012-05-01 Ian Bolton <ian.bolton@arm.com>
2864 Sameera Deshpande <sameera.deshpande@arm.com>
2865 Greta Yorsh <greta.yorsh@arm.com>
2867 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
2868 (thumb1_unexpanded_epilogue): ...this.
2869 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
2870 (thumb1_unexpanded_epilogue): ...this.
2871 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
2872 (thumb1_unexpanded_epilogue): ...this.
2874 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
2876 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
2877 comparing enumeration values. Update comments.
2879 2012-05-01 Alan Modra <amodra@gmail.com>
2882 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
2883 load_cr_save, add_crlr_cfa_restore): New functions.
2884 (rs6000_restore_saved_cr): Rename to..
2885 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
2886 (rs6000_emit_epilogue): Use new functions. Adjust condition
2887 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
2888 regs when using out-of-line restore only when shrink wrapping.
2890 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
2893 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
2894 calls to cgraph_node_name in xstrdup.
2895 (ipa_make_edge_direct_to_target): Ditto.
2896 * cgraph.c (dump_cgraph_node): Ditto.
2897 * tree-sra.c (convert_callers_for_node): Ditto.
2898 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
2899 * ipa-cp.c (perhaps_add_new_callers): Ditto.
2900 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
2901 (cgraph_materialize_all_clones): Ditto.
2902 * ipa-inline.c (report_inline_failed_reason): Ditto.
2903 (want_early_inline_function_p): Ditto.
2904 (edge_badness): Ditto.
2905 (update_edge_key): Ditto.
2906 (flatten_function): Ditto.
2907 (ipa_inline): Ditto.
2908 (inline_always_inline_functions): Ditto.
2909 (early_inline_small_functions): Ditto.
2911 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
2914 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
2915 constraints 0 and 1.
2917 012-04-30 Jan Hubicka <jh@suse.cz>
2919 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
2920 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
2921 (cgraph_add_to_same_comdat_group): Remove.
2922 (cgraph_add_asm_node): Move to cgraphunit.c.
2923 (cgraph_make_decl_local): Move to symtab.c
2924 (cgraph_make_node_local_1): Update.
2925 (cgraph_can_remove_if_no_direct_calls_and): Update.
2926 (used_from_object_file_p): Update.
2927 (resolution_used_from_other_file_p): Move to symtab.c
2928 (cgraph_used_from_object_file_p): move to symtab.c
2929 (verify_cgraph_node): Verify same comdat groups.
2930 * cgraph.h (cgraph_asm_node): Rename to ...
2931 (asm_node): ... this one.
2932 (cgraph_asm_nodes): Rename to ...
2933 (asm_nodes): ... this one.
2934 (symtab_add_to_same_comdat_group): New function.
2935 (symtab_dissolve_same_comdat_group_list): New function.
2936 (symtab_used_from_object_file_p): Declare.
2937 (symtab_make_decl_local): Declare.
2938 (cgraph_add_to_same_comdat_group): Remove.
2939 (cgraph_add_asm_node): Remove.
2940 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
2942 (cgraph_finalize_compilation_unit): Rename to ...
2943 (finalize_compilation_unit): ... this one.
2944 (cgraph_optimize): Rename to ....
2945 (compile): ... this one.
2946 (add_asm_node): Declare.
2947 (fixup_same_cpp_alias_visibility): Declare.
2948 (cgraph_make_decl_local): Remove.
2949 (varpool_assemble_pending_decls): Rename to ...
2950 (varpool_output_variables): ... this one.
2951 (varpool_remove_unreferenced_decls): Remove.
2952 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
2953 (preserve_function_body_p): Make static.
2954 * toplev.c (compile_file): Update comments; update.
2955 * cgraphunit.c: Update comments.
2956 (cgraph_expand_all_functions): Rename to ...
2957 (expand_all_functions): ... this one; update.
2958 (cgraph_mark_functions_to_output): Rename to ...
2959 (mark_functions_to_output): ... this one; cleanup.
2960 (cgraph_output_pending_asms): Remove prototype.
2961 (asm_nodes, asm_last_node): New static vars.
2962 (cgraph_process_new_functions): Update.
2963 (cgraph_reset_node): Cleanup; add comment.
2964 (cgraph_add_new_function): Update.
2965 (cgraph_output_pending_asms): Rename to ...
2966 (output_asm_statements): ... this one.
2967 (add_asm_node): New function.
2968 (fixup_same_cpp_alias_visibility): New function based on code
2969 in cgraph_analyze_function.
2970 (cgraph_analyze_function): Use it.
2971 (cgraph_order_sort): Update.
2972 (cgraph_output_in_order): Update.
2973 (cgraph_function_versioning): Update.
2974 (cgraph_optimize): Rename to ...
2975 (compile): ... this one; initialize streamer hooks here.
2976 (cgraph_finalize_compilation_unit): Rename to ...
2977 (finalize_compilation_unit): ... this one; do not initialize streamer
2979 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
2980 * dwarf2out.c: Update ocmment.
2981 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
2982 * method.c (use_thunk): Likewise.
2983 * semantics.c (maybe_add_lambda_conv_op): Likewise.
2984 * decl2.c (maybe_emit_vtables): Likewise.
2985 (cp_write_global_declarations): Use finalize_compilation_unit.
2986 * parser.c (cp_parser_asm_definition): Use add_asm_node.
2987 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
2988 * c-decl.c (c_write_global_declarations): Use
2989 finalize_compilation_unit.
2990 * langhooks.c (write_global_declarations): Update.
2991 * ipa.c (cgraph_externally_visible_p): Update.
2992 (dissolve_same_comdat_group_list): Remove.
2993 (function_and_variable_visibility): Update.
2994 * symtab.c: Inlcude lto-streamer.h and rtl.h
2995 (ld_plugin_symbol_resolution_names): New.
2996 (symtab_add_to_same_comdat_group): New.
2997 (symtab_dissolve_same_comdat_group_list): New.
2998 (resolution_used_from_other_file_p): Move here from cgraph.c
2999 (symtab_used_from_object_file_p): New.
3000 (symtab_make_decl_local): New.
3001 * passes.c (register_pass): Update comments.
3002 * c-parser.c (c_parser_asm_definition): Update.
3003 * varpool.c (varpool_analyze_node): Use
3004 fixup_same_cpp_alias_visibility.
3005 (varpool_remove_unreferenced_decls): Make static.
3006 (varpool_assemble_pending_decls): Rename to ...
3007 (varpool_output_variables): ... this one; call
3008 varpool_remove_unreferenced_decls.
3009 (varpool_used_from_object_file_p): Remove.
3011 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
3014 * c-typeck.c (build_array_ref): Call
3015 convert_vector_to_pointer_for_subscript.
3016 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
3018 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3020 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
3021 to compile-time "mode == <MODE>mode" checks.
3022 (and splitter): Ditto.
3024 2012-04-30 Richard Henderson <rth@redhat.com>
3026 * config/arm/arm.md (UNSPEC_LL): New.
3027 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
3028 (arm_load_exclusivedi): Use %H0.
3030 2012-04-30 Jason Merrill <jason@redhat.com>
3032 * dwarf2out.c (comdat_symbol_id): Add const.
3033 (union die_symbol_or_type_node): Add const to die_symbol.
3034 (output_die_symbol, output_die, output_comp_unit): Adjust.
3036 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
3038 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
3039 * config/arm/neon.md (negdi2_neon): New insn.
3040 Also add splitters for core and NEON registers.
3042 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
3044 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
3045 (arm_print_operand): Add 'x' format.
3046 * config/arm/constraints.md (Dn): Allow const_int.
3047 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
3048 Use 'x' format to print constants.
3049 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
3050 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
3052 (movdi_vfp_cortexa8): Likewise.
3054 2012-04-30 Ian Bolton <ian.bolton@arm.com>
3055 Sameera Deshpande <sameera.deshpande@arm.com>
3056 Greta Yorsh <greta.yorsh@arm.com>
3058 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
3059 * config/arm/arm.c (ldm_stm_operation_p): New function.
3060 * config/arm/predicates.md (load_multiple_operation): Update predicate.
3061 (store_multiple_operation): Likewise.
3063 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
3064 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
3065 * config/arm/predicates.md (load_multiple_operation): Add arguments.
3066 (store_multiple_operation): Likewise.
3068 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3070 * config/i386/i386.md (and<mode>3): Expand masking operations with
3071 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
3072 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
3074 2012-04-30 Dodji Seketeli <dodji@redhat.com>
3076 Add -Wvarargs option
3077 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
3078 argument for the various warning_at calls.
3079 * docs/invoke.texi: Update the documentation.
3081 2012-04-30 Dodji Seketeli <dodji@redhat.com>
3083 Switch -ftrack-macro-expansion=2 on by default.
3084 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
3087 Fix va_start related location
3088 * builtins.c (fold_builtin_next_arg): Unwinds to the first
3089 location in real source code.
3091 Make conversion warnings work on NULL with -ftrack-macro-expansion
3092 * input.h (expansion_point_location_if_in_system_header): Declare
3094 * input.c (expansion_point_location_if_in_system_header): Define it.
3096 Fix -Wuninitialized for -ftrack-macro-expansion
3097 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
3098 declaration. Use linemap_location_before_p for source locations.
3100 Strip "<built-in>" loc from displayed expansion context
3101 * input.c (expand_location_1): When expanding to spelling location
3102 in a context of a macro expansion, skip reserved system header
3103 locations. Update comments. * tree-diagnostic.c
3104 (maybe_unwind_expanded_macro_loc): Likewise.
3106 Make expand_location resolve to locus in main source file
3107 * input.c (expand_location_1): New. Takes a parameter to choose
3108 whether to resolve the location to spelling or expansion point.
3109 Was factorized from ...
3110 (expand_location): ... here.
3111 (expand_location_to_spelling_point): New. Implemented in terms of
3113 * diagnostic.c (diagnostic_build_prefix): Use the new
3114 expand_location_to_spelling_point instead of expand_location.
3116 Fix PCH crash on GTYed pointer-to-scalar field of a struct
3117 * gengtype.c (write_types_process_field): Force second argument of
3118 the call to the PCH object hierarchy walker to be 'x'.
3120 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
3122 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
3123 predicate to discriminate types.
3125 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
3127 * doc/invoke.texi (Wmissing-format-attribute): Document as an
3128 alias of Wsuggest-attribute=format.
3129 * c-typeck.c (convert_for_assignment): Replace
3130 Wmissing-format-attribute with Wsuggest-attribute=format.
3131 (digest_init): Likewise.
3133 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
3135 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
3136 * common.opt (Wmissing-noreturn): Alias of
3137 -Wsuggest-attribute=noreturn.
3139 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
3142 * config/cris/cris.md (andqu): New peephole2.
3143 (andu): Tweak head comment.
3145 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3146 Steven Bosscher <steven@gcc.gnu.org>
3147 Maxim Kuvyrkov <maxim@codesourcery.com>
3149 PR tree-optimization/38785
3150 * common.opt (ftree-partial-pre): New option.
3151 * doc/invoke.texi: Document it.
3152 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
3153 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
3155 (execute_pre): Use flag_tree_partial_pre.
3157 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3160 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3163 2012-04-27 Ollie Wild <aaw@google.com>
3165 * doc/invoke.texi (Wliteral-suffix): Document new option.
3167 2012-04-27 Tom Tromey <tromey@redhat.com>
3169 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
3170 (dwarf_tag_name): Use get_DW_TAG_name.
3171 (dwarf_attr_name): Use get_DW_AT_name.
3172 (dwarf_form_name): Use get_DW_FORM_name.
3173 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
3175 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3177 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
3178 arguments are -1 and 0, by negating the result of the conditional.
3180 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3183 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
3185 2012-04-27 Richard Guenther <rguenther@suse.de>
3187 * tree-flow.h (is_hidden_global_store): Remove.
3188 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
3189 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
3190 (stmt_may_clobber_global_p): Likewise.
3191 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
3192 (stmt_may_clobber_global_p): Likewise.
3193 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
3194 stmt_may_clobber_global_p.
3195 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
3197 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
3199 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
3202 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
3203 reorganize some fields and update comments. Rename bit_test_uniq
3204 and bit_test_count to uniq resp. count. Remove bit_test_bb.
3205 (collect_switch_conv_info): New function, collects info about a
3206 GIMPLE_SWITCH into a struct switch_conv_info.
3207 (check_range): Simplify to use pre-recorded info. Fix think-o in
3208 range-branch ratio check.
3209 (check_process_case): Remove function.
3210 (check_all_empty_except_final): New function, verifies that all
3211 non-final basic blocks are empty.
3212 (process_switch): Simplify to use pre-recorded info. Call
3213 collect_switch_conv_info to do that. Assert that degenerate switch
3214 statements have been cleaned up.
3216 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
3219 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
3221 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
3224 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
3226 2012-04-27 Tom de Vries <tom@codesourcery.com>
3228 PR tree-optimization/51879
3229 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
3230 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
3232 (defs_to_varying): ... here. Don't set use_processed.
3233 (visit_reference_op_call): Handle gimple_vdef.
3234 Handle case that lhs is NULL_TREE.
3235 (visit_use): Use mark_use_processed. Handle calls with side-effect
3236 using visit_reference_op_call.
3238 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
3240 * sched-deps.c (fixup_sched_groups): Rename to...
3241 (chain_to_prev_insn): ...this.
3242 (chain_to_prev_insn_p): New function.
3243 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
3245 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
3247 * sched-int.h (_haifa_insn_data): Move priority_status.
3249 (INSN_MODEL_INDEX): New macro.
3250 * haifa-sched.c (insn_delay): New function.
3251 (sched_regno_pressure_class): Update commentary.
3252 (mark_regno_birth_or_death): Pass the liveness bitmap and
3253 pressure array as arguments, instead of using curr_reg_live and
3254 curr_reg_pressure. Only update the pressure if the bit in the
3255 liveness set has changed.
3256 (initiate_reg_pressure_info): Always trust the live-in set for
3257 SCHED_PRESSURE_MODEL.
3258 (initiate_bb_reg_pressure_info): Update call to
3259 mark_regno_birth_or_death.
3260 (dep_list_size): Take the list as argument.
3261 (calculate_reg_deaths): New function, extracted from...
3262 (setup_insn_reg_pressure_info): ...here.
3263 (MODEL_BAR): New macro.
3264 (model_pressure_data, model_insn_info, model_pressure_limit)
3265 (model_pressure_group): New structures.
3266 (model_schedule, model_worklist, model_insns, model_num_insns)
3267 (model_curr_point, model_before_pressure, model_next_priority):
3269 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
3270 (MODEL_INSN_INFO, MODEL_INSN): New macros.
3271 (model_index, model_update_limit_points_in_group): New functions.
3272 (model_update_limit_points, model_last_use_except): Likewise.
3273 (model_start_update_pressure, model_update_pressure): Likewise.
3274 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
3275 (model_excess_cost, model_dump_pressure_points): Likewise.
3276 (model_set_excess_costs): Likewise.
3277 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
3278 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
3279 schedule as an alternative tie-breaker. Update the call to
3281 (ready_sort): Call model_set_excess_costs.
3282 (update_register_pressure): Update call to mark_regno_birth_or_death.
3283 Rely on that function to check liveness rather than doing it here.
3284 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
3285 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
3286 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
3287 (model_record_pressure, model_record_pressures): New functions.
3288 (model_record_final_pressures, model_add_successors_to_worklist)
3289 (model_promote_predecessors, model_choose_insn): Likewise.
3290 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
3291 (model_start_schedule, model_finalize_pressure_group): Likewise.
3292 (model_end_schedule): Likewise.
3293 (schedule_insn): Say when we're scheduling the next instruction
3294 in the model schedule.
3295 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
3296 (queue_to_ready): Do not add instructions that are
3297 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
3298 Always allow the next instruction in the model schedule to be added.
3299 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
3300 and delay for SCHED_PRESSURE_MODEL too.
3301 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
3302 SCHED_PRIORITY_MODEL, but also take the DFA into account.
3303 (schedule_block): Call model_start_schedule and model_end_schedule.
3304 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
3305 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
3306 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
3308 (sched_finish): Update accordingly.
3309 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
3310 to SCHED_PRESSURE_MODEL.
3311 (add_jump_dependencies): Update call to dep_list_size.
3312 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
3313 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
3314 to SCHED_PRESSURE_MODEL.
3315 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
3316 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
3317 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
3318 handling to SCHED_PRESSURE_MODEL.
3320 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
3322 * common.opt (fsched-pressure-algorithm=): New option.
3323 * flag-types.h (sched_pressure_algorithm): New enum.
3324 * sched-int.h (sched_pressure_p): Replace with...
3325 (sched_pressure): ...this new variable.
3326 * haifa-sched.c (sched_pressure_p): Replace with...
3327 (sched_pressure): ...this new variable.
3328 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
3329 (update_reg_and_insn_max_reg_pressure, schedule_insn)
3330 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
3331 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
3332 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
3333 (sched_analyze_insn): Likewise.
3334 * sched-rgn.c (schedule_region): Likewise.
3335 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
3337 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
3339 * PR middle-end/52997
3340 * ira.c (find_moveable_pseudos): Call resize_reg_info.
3343 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
3344 * expr.c (convert_move): Honor unsignedp when extending partial int
3346 * genmodes.c (complete_mode): Don't clear component field of partial
3348 (emit_mode_inner): Don't emit it however.
3349 (calc_wider_mode): Partial int modes widen to their component.
3351 2012-04-26 David S. Miller <davem@davemloft.net>
3353 * config/sparc/niagara4.md: New file.
3354 * config/sparc/sparc.md: Include it.
3355 * config/sparc/sparc.c (niagara4_costs): New processor costs.
3356 (sparc_option_override): Use it.
3357 (sparc_use_sched_lookahead): Return 2 for niagara4.
3358 (sparc_issue_rate): Likewise.
3360 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
3361 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
3362 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
3363 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
3364 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
3365 alignaddrldi_vis): Set type to gsr.
3366 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
3367 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
3368 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
3369 v<vis3_shift_patname><mode>3, fmean16_vis,
3370 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
3371 fucmp<code>8<P:mode>_vis): Set type to fga.
3372 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
3373 * config/sparc/niagara.md: Likewise.
3374 * config/sparc/niagara2.md: Likewise.
3375 * config/sparc/ultra3.md: Likewise, and fix type matching for
3376 us3_ialuX reservation.
3378 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3380 * reload.c (find_reloads): Change the loop nesting when trying an
3381 alternative with swapped operands.
3383 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3385 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
3386 comment. Delete unused parameter first_exp_point_map.
3387 (virt_loc_aware_diagnostic_finalizer): Update call.
3389 2012-04-26 Michael Hope <michael.hope@linaro.org>
3390 Richard Earnshaw <rearnsha@arm.com>
3392 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
3393 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
3394 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
3395 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
3397 2012-04-25 Sriraman Tallam <tmsriram@google.com>
3399 * doc/extend.texi: Document avx2 support.
3400 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
3402 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
3405 * config/cris/cris.md ("*andhi_lowpart_v32")
3406 ("*andqi_lowpart_v32"): Change first input-only operand from
3407 a (match_operand ...) to (match_dup 0). Drop alternatives with
3408 const_int-matching constraints for redundancy.
3409 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
3410 three-operand alternative.
3412 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3415 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
3416 instead expand it as zero extension.
3418 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
3421 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
3423 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3425 * common.opt (flag_debug_types_section): Default to 0.
3426 (dwarf_version): Default to 4.
3427 (dwarf_record_gcc_switches): Default to 1.
3428 (dwarf_strict): Default to 0.
3429 * toplev.c (process_options): Don't handle dwarf_strict
3430 or dwarf_version here.
3431 * config/vxworks.c (vxworks_override_options): Don't
3432 test whether dwarf_strict or dwarf_version are negative,
3433 instead test !global_options_set.x_dwarf_*.
3434 * config/darwin.c (darwin_override_options): Default to
3436 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
3437 and -fno-debug-types-section are now the default.
3439 2012-04-25 Jan Hubicka <jh@suse.cz>
3441 * cgraphunit.c: Update toplevel comment.
3442 (tree_rest_of_compilation): Merge into cgraph_expand_function.
3443 (cgraph_analyze_function): Make static.
3444 (cgraph_decide_is_function_needed): Make static.
3445 (cgraph_add_new_function): Use expand_function instead of
3446 rest_of_compilation.
3447 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
3448 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
3450 (cgraph_inline_p): Remove.
3451 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
3452 (init_cgraph): Add comment.
3453 * cgraphbuild.c (record_reference, mark_address, mark_load,
3454 mark_store): Do not call analyze_expr hook.
3455 * cgraph.c: Update toplevel comment.
3456 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
3457 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
3458 Move fere from cgraphunit.c
3459 (cgraph_mark_force_output_node): Move to cgraph.h
3460 * cgraph.h: Reorder so the comments match the function placement.
3461 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
3462 (cgraph_mark_force_output_node): Move here from cgraph.c
3463 * tree.c (free_lang_data): Do not clear analyze_expr hook.
3464 * ipa-inline-transform.c (preserve_function_body_p): New function.
3465 (inline_transform): Update.
3466 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
3467 * langhooks.h (lang_hooks_for_callgraph): Remove.
3468 (lang_hooks): Remove callgraph.
3469 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
3470 * varpool.c: Remove out of date comment.
3471 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
3472 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
3474 2012-04-25 Jan Hubicka <jh@suse.cz>
3477 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
3478 forward declaration.
3479 (cgraph_finalize_function): Finalize them here.
3480 * symtab.c (dump_symtab): Dump ctors and dtors.
3482 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3485 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3486 larger than maxbits. Don't compute maxbits modulo align.
3487 Also check that unit bytes long store at bitpos / unit * unit
3488 doesn't affect bits beyond bitregion_end.
3489 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3490 would not fit into bitregion_start ... bitregion_end + 1 bit region.
3491 (store_split_bit_field): Decrease unit close to end of bitregion_end
3492 if access is restricted in order to avoid mutual recursion.
3494 PR tree-optimization/53058
3495 * double-int.h (double_int_max_value, double_int_min_value): New
3497 * double-int.c (double_int_max_value, double_int_min_value): New
3499 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
3500 or GT_EXPR with double_int_max_value instead of double_int_mask.
3502 2012-04-25 Richard Guenther <rguenther@suse.de>
3504 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
3505 * tree-vect-loop.c (vect_transform_loop): Adjust.
3506 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
3507 the maximum number of iterations for the epilogue loop.
3508 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
3510 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3513 * c-typeck.c (set_nonincremental_init,
3514 set_nonincremental_init_from_string): Pass true instead of false
3515 as IMPLICIT to add_pending_init.
3517 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
3519 * c-typeck.c (pop_init_level): Improve diagnostics.
3521 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
3523 * compare-elim.c (try_eliminate_compare): Also handle operands with
3524 implicit extensions.
3526 2012-04-25 Alan Modra <amodra@gmail.com>
3528 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
3529 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
3530 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
3531 (no_global_regs_above): Delete.
3532 (no_global_regs): New function.
3533 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
3534 value for load multiple test.
3535 (savres_routine_syms): Increase size.
3536 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
3537 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
3538 rather than a number of boolean flags. Update all callers.
3539 (rs6000_savres_routine_name): Generate vector save/restore names.
3540 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
3541 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
3542 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
3543 and using_store_multiple. Expand uses. Don't always use r11 as
3544 frame reg when needed for out-of-line saves. Set up initial offset
3545 for out-of-line vector saves when buying stack frame. Handle pointer
3546 reg setup for out-of-line fp save. Emit call to out-of-line vector
3547 save function. Choose r11 or r12 for vrsave reg when available for
3549 (rs6000_output_function_prologue): Don't emit .extern for ELF.
3550 (rs6000_emit_epilogue): Choose a better frame reg when restoring
3551 from back-chain to suit out-of-line vector restore functions. Emit
3552 call to out-of-line vector restore function. Adjust register used
3553 for cr restore. Tweak pointer register setup for gpr restore.
3554 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
3556 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
3557 (V_SAVE_INLINE): Define.
3558 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
3560 2012-04-25 Alan Modra <amodra@gmail.com>
3562 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
3563 out-of-line save/restore for large frames. Don't disable
3564 out-of-line saves on ABI_AIX when using static chain reg.
3565 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
3566 clobber static chain reg, and tweak for out-of-line gpr saves
3569 2012-04-25 Alan Modra <amodra@gmail.com>
3571 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
3572 (rs6000_emit_prologue): Use the above to catch register overlap.
3574 2012-04-25 Alan Modra <amodra@gmail.com>
3576 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
3577 decl. Move logic selecting update reg to callers. Update all callers.
3578 (rs6000_emit_allocate_stack): Add copy_off param.
3579 (emit_frame_save): Don't handle reg+reg addressing.
3580 (ptr_regno_for_savres): New function, extracted from..
3581 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
3582 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
3583 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
3584 frame offset adjustment for out-of-line save with copy from sp.
3585 Simplify condition controlling whether cr is saved early or
3586 late. Use ptr_regno_for_savres to verify correct reg is set
3587 up for out-of-line saves. Pass the actual pointer reg used to
3588 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
3589 function. Rearrange spe vars so code is similar to that
3590 elsewhere in this function. Don't update frame_off when spe
3591 save code will restore r11. Use emit_frame_save for spe and
3592 gpr saves. Consolidate darwin out-of-line gpr setup with that
3593 for other abis. Don't assume frame_offset is zero and frame
3594 reg is sp when setting up altivec reg saves, and calculate
3595 exact offset requirement.
3596 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
3597 spe restore code. Consolidate darwin out-of-line gpr setup
3598 with that for other abis.
3600 2012-04-25 Alan Modra <amodra@gmail.com>
3602 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
3603 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
3605 (emit_frame_save): Delete frame_ptr param. Rename total_size to
3607 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
3608 and emit_frame_save calls. Cope with possibly missing note.
3610 2012-04-24 Sriraman Tallam <tmsriram@google.com>
3612 * config/i386/i386.c (build_processor_model_struct): New function.
3613 (make_var_decl): New function.
3614 (fold_builtin_cpu): New function.
3615 (ix86_fold_builtin): New function.
3616 (make_cpu_type_builtin): New function.
3617 (ix86_init_platform_type_builtins): New function.
3618 (ix86_expand_builtin): Expand new builtins by folding them.
3619 (ix86_init_builtins): Make new builtins to detect CPU type.
3620 (TARGET_FOLD_BUILTIN): New macro.
3621 (IX86_BUILTIN_CPU_INIT): New enum value.
3622 (IX86_BUILTIN_CPU_IS): New enum value.
3623 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
3624 * config/i386/i386-builtin-types.def: New function type.
3625 * testsuite/gcc.target/builtin_target.c: New testcase.
3626 * doc/extend.texi: Document builtins.
3628 2012-04-24 Olivier Hainque <hainque@adacore.com>
3630 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
3631 * toplev.c (process_options): Default to dwarf_version 2.
3632 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
3633 and dwarf_version 2.
3635 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3637 * tree-pretty-print.h (default_tree_printer): Do not declare.
3638 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
3640 (default_tree_diagnostic_starter): Make static.
3641 (default_tree_printer): Move to here. Make static.
3642 (tree_diagnostics_defaults): New.
3643 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
3644 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
3645 * toplev.c: Do not include tree-pass.h.
3646 (default_tree_printer): Move from here.
3647 (general_init): Use tree_diagnostics_defaults.
3649 2012-04-24 Chao-ying Fu <fu@mips.com>
3651 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
3652 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
3653 * config/mips/gnu-user.h
3654 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
3655 (GNU_USER_TARGET_LINK_SPEC): New define.
3656 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
3657 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
3658 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
3659 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
3660 GNU_USER_TARGET_ENDFILE_SPEC.
3661 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
3662 (GNU_USER_TARGET_LINK_SPEC): New define.
3663 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
3664 * config/mips/linux-common.h: New file.
3666 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3669 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
3670 (altivec_build_resolved_builtin): Call fully_fold_convert.
3672 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
3675 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
3677 2012-04-24 Richard Guenther <rguenther@suse.de>
3679 PR tree-optimization/53085
3680 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
3683 2012-04-24 Richard Guenther <rguenther@suse.de>
3685 * tree-if-conv.c (main_tree_if_conversion): Move bb under
3688 2012-04-24 Jim Meyering <meyering@redhat.com>
3690 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
3691 absence of an define_enum call.
3693 2012-04-24 Richard Guenther <rguenther@suse.de>
3695 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
3696 the epilogue loop is not re-used as unvectorized version
3697 record the its maximum number of iterations.
3699 2012-04-24 Andrew Pinski <apinski@cavium.com>
3701 * tree-ssa-forwprop.c (simplify_bitwise_binary):
3702 Don't directly use def1/def2.
3704 2012-04-24 Richard Guenther <rguenther@suse.de>
3706 PR tree-optimization/53098
3707 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
3710 2012-04-24 Andrew Pinski <apinski@cavium.com>
3713 * tree-ssa-forwprop.c (defcodefor_name): New function.
3714 (simplify_bitwise_binary): Use defcodefor_name instead of manually
3715 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
3716 Simplify "(~X | Y) & X" to "X & Y" and
3717 "(~X & Y) | X" to "X | Y".
3719 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3721 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
3722 validate_change to add clobbers if IN_GROUP is nonzero.
3723 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
3724 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
3726 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
3728 * config/s390/s390.c (insn_invalid_p): Likewise.
3730 2012-04-24 Jakub Jelinek <jakub@redhat.com>
3733 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
3734 (output_addressed_constants): Likewise.
3737 * varasm.c (get_section): Don't ICE for section conflicts with
3738 built-in section kinds.
3740 2012-04-23 DJ Delorie <dj@redhat.com>
3742 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
3743 (LIBSTDCXX): Change to CPP2.
3745 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
3748 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
3751 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
3753 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
3754 (*addsi_2_zext): Ditto.
3755 (*add<mode>_3): Ditto.
3756 (*addsi_3_zext): Ditto.
3757 (*add<mode>_5): Ditto.
3759 2012-04-23 Andrew Pinski <apinski@cavium.com>
3761 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
3762 (C & B) to (A OP0) & B.
3764 2012-04-23 Martin Jambor <mjambor@suse.cz>
3766 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
3767 temporaries created for a bitfield (reverting revision 122014).
3769 2012-04-23 Richard Guenther <rguenther@suse.de>
3771 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
3772 the condition using is_gimple_condexpr and avoid the not necessary
3774 (set_prologue_iterations): Likewise.
3775 (vect_loop_versioning): Likewise.
3777 2012-04-23 Richard Guenther <rguenther@suse.de>
3779 PR tree-optimization/53070
3780 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
3781 (main_tree_if_conversion): Verify we succeeded in that.
3783 2012-04-23 Jan Hubicka <jh@suse.cz>
3785 * lto-symtab.c (lto_cgraph_replace_node): Do not call
3786 mark_reahcable_node.
3787 * cgraph.c (cgraph_remove_node): Do not clear reachable.
3788 (cgraph_mark_reachable_node): Remove.
3789 (cgraph_mark_force_output_node): Do not set reachable.
3790 (dump_cgraph_node): Do not dump reachable.
3791 (cgraph_create_virtual_clone): Do not set reachable.
3792 * cgraph.h (cgraph_node): Remove reachable flag.
3793 (varpool_node): Remove reachable flag.
3794 (cgraph_mark_if_needed): Remove.
3795 (cgraph_mark_reachable_node): Remove.
3796 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
3797 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
3799 (cgraph_add_new_function): Likewise.
3800 (cgraph_mark_if_needed): Remove.
3801 (cgraph_analyze_function): Do not set target as reachable.
3802 (process_function_and_variable_attributes): Do not care about
3804 (cgraph_analyze_functions): Do not set reachable flags.
3805 (cgraph_mark_functions_to_output): Do not check reachability.
3806 (cgraph_copy_node_for_versioning): Do not set reachable flag.
3807 (dbxout_expand_expr): Update.
3808 * c-decl.c (merge_decls): Do not track changed externs.
3809 * ipa.c: Include pointer-set.h
3810 (enqueue_cgraph_node): Use reachable pointer set.
3811 (process_references): Likewise.
3812 (cgraph_remove_unreachable_nodes): Likewise.
3813 (whole_program_function_and_variable_visibility): Do not recompute
3815 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
3817 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
3819 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
3821 2012-04-23 Richard Guenther <rguenther@suse.de>
3824 * c-typeck.c (build_binary_op): Fix typo.
3826 2012-04-23 Jakub Jelinek <jakub@redhat.com>
3828 PR tree-optimizations/52891
3829 * tree-vect-patterns.c (adjust_bool_pattern): Use
3830 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
3831 but with non-standard precision.
3833 2012-04-22 Jan Hubicka <jh@suse.cz>
3835 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
3838 2012-04-22 Jan Hubicka <jh@suse.cz>
3840 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
3841 * cgraphbuild.c (record_reference, record_type_list, mark_address,
3842 mark_load, mark_store): Do not mark varpool nodes as needed.
3843 * cgraph.c (cgraph_new_nodes): Remove.
3844 (cgraph_create_function_alias): Do not mark nodes as reachable.
3845 (cgraph_add_thunk): Likewise.
3846 (cgraph_mark_reachable_node): Do not manage the queue.
3847 * cgraph.h (cgraph_node): Remove next_needed.
3848 (varpool_nodes_queue): Remove next_needed and prev_needed.
3849 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
3850 (cgraph_new_nodes): Declare.
3851 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
3852 (varpool_analyze_pending_decls): Remove.
3853 (varpool_analyze_node): New.
3854 (varpool_mark_needed_node): Remove.
3855 (varpool_first_variable, varpool_next_variable): New inlines.
3856 (varpool_first_static_initializer, varpool_next_static_initializer):
3858 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
3859 (varpool_first_defined_variable): New inline.
3860 (varpool_next_defined_variable): New inline
3861 (FOR_EACH_VARIABLE): Reimplement.
3862 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
3863 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
3865 * cgraphunit.c (cgraph_new_nodes): Declare here.
3866 (enqueue_node): New function.
3867 (cgraph_process_new_functions): update for new
3868 node set; when constructing cgraph enqueue node for processing.
3869 (cgraph_add_new_function): Use new node set.
3870 (process_function_and_variable_attributes): Do not set varpool needed
3872 (referred_to_p): New function.
3873 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
3874 when varpool is in construction.
3875 (cgraph_analyze_functions): Rewrite.
3876 (cgraph_expand_all_functions): Update.
3877 (cgraph_output_in_order): Do not analyze pending decls; do not set
3879 (cgraph_optimize): Do not analyze pending decls.
3880 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
3881 in other partition; do not mark node as needed.
3882 * dwarf2out.c (reference_to_unused): Use analyzed flag.
3883 (premark_types_used_by_global_vars_helper): Likewise.
3884 * ipa.c (process_references): Do not call varpool_mark_needed_node.
3885 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
3887 (function_and_variable_visibility): Do not mark node as needed.
3888 (whole_program_function_and_variable_visibility): Likewise.
3889 * Makefile.in (gt-varpool.h): No longer needed.
3890 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
3891 (ipa_write_summaries): Do not use needed flag.
3892 * varpool.c: Do not include gt-varpool.h
3893 (x_varpool_nodes_queue, x_varpool_last_needed_node,
3894 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
3895 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
3897 (varpool_remove_node): Do not update the lists.
3898 (dump_varpool_node): Do not dump needed flag.
3899 (varpool_enqueue_needed_node): Remove.
3900 (varpool_mark_needed_node): Remove.
3901 (varpool_reset_queue): Remove.
3902 (varpool_finalize_decl): Move to cgraphunit.c
3903 (varpool_analyze_node): New functions based on former
3904 varpool_analyze_pending_decls.
3905 (varpool_analyze_pending_decls): Remove.
3906 (varpool_assemble_decl): Do not update the lists.
3907 (enqueue_node): New function.
3908 (varpool_remove_unreferenced_decls): Rewrite.
3909 (varpool_empty_needed_queue): Remove.
3910 (add_new_static_var): Do not mark node as needed.
3911 (varpool_create_variable_alias): Handle expansion state
3913 * except.c (output_ttype): Do not mark node as needed.
3914 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
3915 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
3917 * tree-switch-conversion.c (build_one_array): Likewise.
3919 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3922 * doc/invoke.texi (pedantic): Rename to Wpedantic.
3923 * common.opt (Wpedantic): New.
3924 (pedantic): Alias Wpedantic.
3925 * diagnostic.c (warning_at): Likewise.
3926 * c-decl.c (diagnose_mismatched_decls): Likewise.
3927 (build_array_declarator): Likewise.
3928 (mark_forward_parm_decls):
3929 (check_bitfield_type_and_width): Likewise.
3930 (grokdeclarator): Likewise.
3931 (grokfield): Likewise.
3932 (finish_struct): Likewise.
3933 (build_enumerator): Likewise.
3934 (store_parm_decls_oldstyle): Likewise.
3935 (declspecs_add_qual): Likewise.
3936 (declspecs_add_type): Likewise.
3937 (finish_declspecs): Likewise.
3938 * c-typeck.c (composite_type): Likewise.
3939 (comp_target_types): Likewise.
3940 (build_array_ref): Likewise.
3941 (pointer_diff): Likewise.
3942 (build_unary_op): Likewise.
3943 (build_conditional_expr): Likewise.
3944 (build_c_cast): Likewise.
3945 (convert_for_assignment): Likewise.
3946 (maybe_warn_string_init): Likewise.
3947 (digest_init): Likewise.
3948 (pop_init_level): Likewise.
3949 (set_init_index): Likewise.
3950 (c_finish_goto_label): Likewise.
3951 (c_finish_return): Likewise.
3952 (do_case): Likewise.
3953 (build_binary_op): Likewise.
3954 * c-parser.c (static): Likewise.
3955 (c_parser_external_declaration): Likewise.
3956 (c_parser_declaration_or_fndef): Likewise.
3957 (c_parser_static_assert_declaration_no_se): Likewise.
3958 (c_parser_enum_specifier): Likewise.
3959 (c_parser_struct_or_union_specifier): Likewise.
3960 (c_parser_struct_declaration): Likewise.
3961 (c_parser_alignas_specifier): Likewise.
3962 (c_parser_braced_init): Likewise.
3963 (c_parser_initelt): Likewise.
3964 (c_parser_compound_statement_nostart): Likewise.
3965 (c_parser_conditional_expression): Likewise.
3966 (c_parser_alignof_expression): Likewise.
3967 (c_parser_postfix_expression): Likewise.
3968 (c_parser_postfix_expression_after_paren_): Likewise.
3969 (c_parser_objc_class_instance_variables): Likewise.
3970 (c_parser_objc_method_definition): Likewise.
3971 (c_parser_objc_methodprotolist): Likewise.
3973 2012-04-22 Ian Lance Taylor <iant@google.com>
3975 * godump.c (go_output_typedef): Dump size of structs.
3977 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
3979 Correcting transform_to_exit_first_loop + fix to PR46886
3980 * tree-parloops.c (transform_to_exit_first_loop): Remove
3981 setting of number of iterations according to the loop pattern.
3982 Duplicate from entry to exit->src instead of loop->latch.
3983 (pallelize_loops): Remove the condition preventing do-while loops.
3984 * tree-cfg.c (bool bb_in_region_p): New.
3985 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
3986 Adjust redirection of the duplicated iteration.
3988 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
3991 * rtl.def (ADDRESS): Use "i" rather than "w".
3992 * rtl.h (find_base_term): Delete.
3993 (may_be_sp_based_p): Declare.
3994 * rtl.c (rtx_code_size): Remove ADDRESS special case.
3995 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
3996 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
3998 (find_base_term): Make static.
3999 (may_be_sp_based_p): New function.
4000 * dse.c (record_store): Use it.
4001 * store-motion.c (store_killed_in_insn): Likewise.
4003 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
4005 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
4007 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
4010 * c-typeck.c (inform_declaration): New.
4011 (build_function_call_vec): Do not pretty-print
4012 expressions when caret is enabled.
4013 (convert_arguments): Use inform_declaration.
4015 2012-04-20 Jim Meyering <meyering@redhat.com>
4017 * genmodes.c (make_complex_modes): Don't truncate a mode name of
4018 length 7 or more when prepending a "C". Suggested by Richard Guenther.
4020 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4022 PR rtl-optimization/44214
4023 * fold-const.c (exact_inverse): New function.
4024 (fold_binary_loc): Fold vector and complex division by constant into
4025 multiply by recripocal with flag_reciprocal_math; fold vector division
4026 by constant into multiply by reciprocal with exact inverse.
4028 2012-04-20 Jan Hubicka <jh@suse.cz>
4030 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
4032 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
4033 (cgraph_remove_node): Update.
4034 (cgraph_mark_needed_node): Remove.
4035 (cgraph_mark_force_output_node): New.
4036 (dump_cgraph_node): Do not dump needed flag.
4037 (cgraph_node_cannot_be_local_p_1): Update.
4038 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
4039 * cgraph.h (symtab_node_base): Add force_output flag.
4040 (cgraph_node): Remove needed flag.
4041 (varpool_node): Remove force_output flag.
4042 (cgraph_mark_needed_node): Remove.
4043 (cgraph_mark_force_output_node): New.
4044 (cgraph_only_called_directly_or_aliased_p,
4045 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
4046 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
4047 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
4048 (cgraph_add_new_function): Update.
4049 (cgraph_mark_if_needed): Update.
4050 (verify_cgraph_node): Update.
4051 (cgraph_analyze_function): Alias target is reachable.
4052 (process_function_and_variable_attributes): Update: externally_visible
4053 flag makes function reachable.
4054 (cgraph_analyze_functions): Update dumping.
4055 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
4056 input_overwrite_node, input_varpool_node): Update streaming.
4057 * lto-streamer-out.c (produce_symtab): Use force_output.
4058 * ipa.c (process_references): Weakrefs must be processed.
4059 (cgraph_remove_unreachable_nodes): Likewise; update for new
4061 (varpool_externally_visible_p): Weakrefs are externally visible
4062 even if they are not.
4063 (function_and_variable_visibility): Update; when processing alias
4064 pair force the targets to be output.
4065 (whole_program_function_and_variable_visility): Use
4066 mark_reachable_node.
4067 * trans-mem.c (ipa_tm_mark_needed_node): Remove
4068 (ipa_tm_mark_force_output_node): New function.
4069 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
4070 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
4072 * varasm.c (mark_decl_referenced): Update.
4073 (find_decl_and_mark_needed): Remove.
4074 (find_decl): New function.
4075 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
4076 alias targets as needed.
4077 (dump_tm_clone_pairs): Update.
4078 * tree-inline.c (copy_bb): Update check.
4079 * symtab.c (dump_symtab_base): Dump force_output.
4080 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
4081 * passes.c (execute_todo): Fix dumping.
4082 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
4083 (varpool_analyze_pending_decls): Alias target is reachable.
4084 (varpool_create_variable_alias): Finalize weakrefs.
4086 2012-04-20 Jakub Jelinek <jakub@redhat.com>
4089 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
4090 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
4091 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
4092 macros instead of constants.
4093 * dse.c (record_store): Check for SP ADDRESS by comparing
4094 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
4095 XEXP to be stack_pointer_rtx.
4097 2012-04-20 Richard Guenther <rguenther@suse.de>
4099 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
4100 update_call_from_tree when propagating into a call.
4102 2012-04-20 Alan Modra <amodra@gmail.com>
4104 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
4105 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
4106 sp_offset to frame_off. Move world save code earlier.
4108 2012-04-20 Richard Guenther <rguenther@suse.de>
4110 PR tree-optimization/53050
4111 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
4112 Do only one transform on COND_EXPRs at the same time.
4114 2012-04-19 Jan Hubicka <jh@suse.cz>
4116 * symtab.c (dump_symtab_base): Revert accidental checkin.
4118 2012-04-20 Alan Modra <amodra@gmail.com>
4121 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
4122 static chain, set REST_INLINE_FPRS too.
4124 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
4126 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
4129 2012-04-20 Richard Guenther <rguenther@suse.de>
4131 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
4132 loops that can never run more often than the vectorization factor.
4134 2012-04-19 Jan Hubicka <jh@suse.cz>
4136 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
4138 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
4140 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
4142 2012-04-19 Jim Meyering <meyering@redhat.com>
4144 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
4145 We verified above that the string(including trailing NUL) fits in buf,
4148 2012-04-19 Richard Guenther <rguenther@suse.de>
4150 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
4151 for dumping DECL_SECTION_NAME.
4153 2012-04-19 Michael Matz <matz@suse.de>
4156 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
4157 (struct tree_vector): Adjust GTY length.
4158 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
4160 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
4162 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
4163 caller emitted the length calulation already.
4164 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
4165 before handling any of the fields for structs.
4167 2012-04-19 Richard Guenther <rguenther@suse.de>
4169 PR tree-optimization/53031
4170 * tree-vrp.c (adjust_range_with_scev): Revert back to
4171 using max_loop_iterations.
4173 2012-04-19 Michael Matz <matz@suse.de>
4175 * diagnostic.c (emit_diagnostic): Move va_end call after user
4177 (warning, warning_at, pedwarn, permerror): Ditto.
4179 2012-04-19 Richard Guenther <rguenther@suse.de>
4181 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
4184 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
4187 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
4188 the case *(X+const).
4190 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4192 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
4194 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4197 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
4198 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
4200 2012-04-19 Richard Guenther <rguenther@suse.de>
4202 PR rtl-optimization/44688
4203 * loop-iv.c (determine_max_iter): Only return max_iter.
4204 (iv_number_of_iterations): Also use the recorded loop bound
4205 on the maximum number of iterations.
4206 * loop-unroll.c (decide_unroll_runtime_iterations): Use
4207 max_iter to avoid unrolling loops that do not roll.
4208 (decide_unroll_stupid): Likewise.
4210 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
4212 * targhooks.c (default_case_values_threshold): Fix code style nit.
4214 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
4215 case range and type folding from here...
4216 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
4217 type, as documented in tree.def.
4219 2012-04-18 Jan Hubicka <jh@suse.cz>
4221 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
4223 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
4224 cgraph hash and same comdat groups.
4225 (cgraph_optimize): Verify symbol table.
4226 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
4227 (dissolve_same_comdat_group_list): Work on symtab nodes.
4228 (function_and_variable_visibility): Dissolve variable same comdat group
4230 * symtab.c: Include timevar.h
4231 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
4233 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
4235 * tree-switch-conversion.c (info): Remove global pass info.
4236 (check_range, check_process_case, check_final_bb, create_temp_arrays,
4237 free_temp_arrays, gather_default_values, build_constructors,
4238 array_value_type, build_one_array, build_arrays, gen_def_assigns,
4239 fix_phi_nodes, gen_inbound_check): Pass info around from ...
4240 (process_switch): ... here. Unify message format. Return a const
4241 char pointer to the failure reason message.
4242 (do_switchconv): Unify message format. Update process_switch usage.
4244 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
4245 * tree-cfg.c (edge_to_cases): Fix documentation.
4247 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
4249 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
4251 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4253 PR tree-optimization/52976
4254 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
4255 (possibly_move_powi): New function.
4256 (rewrite_expr_tree): Call possibly_move_powi.
4257 (rewrite_expr_tree_parallel): Likewise.
4258 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
4259 call add_to_ops_vec instead.
4261 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4263 PR tree-optimization/52976
4264 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
4265 (decrement_power): Likewise.
4266 (propagate_op_to_single_use): Likewise.
4267 (zero_one_operation): Handle __builtin_pow* calls in linearized
4268 expression trees; factor logic into propagate_op_to_single_use.
4269 (undistribute_ops_list): Allow operands with repeat counts > 1.
4271 2012-04-18 Richard Guenther <rguenther@suse.de>
4273 PR tree-optimization/44688
4274 * cfgloop.h (record_niter_bound): Declare.
4275 * tree-ssa-loop-niter.c (record_niter_bound): Export.
4276 Update the estimation with the upper bound here...
4277 (estimate_numbers_of_iterations_loop): ... instead of here.
4278 Do not forcefully reset a recorded upper bound.
4279 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
4280 Record the maximum number of loop iterations of the prologue loop.
4282 2012-04-18 Jan Hubicka <jh@suse.cz>
4284 * lto-symtab.c (lto_cgraph_replace_node): Update.
4285 * cgraphbuild.c (record_reference, record_type_list,
4286 record_eh_tables, mark_address, mark_load, mark_store): Update.
4287 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
4288 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
4290 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
4291 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
4292 * reload.c: Fix typo in comment.
4293 * rtlanal.c: Likewise.
4294 * tree-emultls.c (gen_emutls_addr): Update.
4295 * ipa-reference.c (analyze_function): Update.
4296 * cgraphunit.c (cgraph_analyze_function,
4297 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
4299 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
4300 (ipa_remove_reference): Likewise.
4301 (ipa_remove_all_refering): Rename to ...
4302 (ipa_remove_all_referring): ... this one; update.
4303 (ipa_dump_references): Update.
4304 (ipa_dump_referring): Update.
4305 (ipa_clone_references): Update.
4306 (ipa_clone_refering): Rename to ...
4307 (ipa_clone_referring): ... this one; update.
4308 (ipa_ref_cannot_lead_to_return): Update.
4309 (ipa_ref_has_aliases_p): Update.
4310 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
4312 (ipa_ref_type): Remove.
4313 (ipa_ref_ptr_u): Remove.
4314 (ipa_ref): Remove referencing, refered, refered_index, refering_type
4315 and refered_type; add referring, referred and referred_index.
4316 (ipa_ref_list): Rename refering to referring.
4317 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
4318 ipa_clone_references, ipa_clone_referring): Update prototypes.
4319 * lto-cgraph.c (referenced_from_other_partition_p): Update.
4320 (lto_output_ref): Update.
4321 (add_references): Update.
4322 (input_varpool_node): Update.
4323 (input_refs): Update.
4324 * ipa-ref-inline.h (ipa_ref_node): Update.
4325 (ipa_ref_varpool_node): Update.
4326 (ipa_ref_referring_node): Update.
4327 (ipa_ref_referring_varpool_node): Update.
4328 (ipa_ref_referring_ref_list): Update.
4329 (ipa_ref_referred_ref_list): Update.
4330 (ipa_ref_list_first_referring): Update.
4331 (ipa_empty_ref_list): Update.
4332 (ipa_ref_list_refering_iterate): Rename to ...
4333 (ipa_ref_list_referring_iterate): ... this one.
4334 * cse.c: Update comment.
4335 * ipa-utils.c (ipa_reverse_postorder): Update.
4336 * tree-ssa-alias.c: Update.
4337 * ipa-inline.c (reset_edge_caches): Update.
4338 (update_caller_keys): Update.
4339 * ipa-inline.h: Update comments.
4340 * jump.c: Update comment.
4341 * alias.c: Likewise.
4342 * ipa.c (process_references): Update.
4343 (cgraph_remove_unreachable_nodes): Likewise.
4344 (ipa_discover_readonly_nonaddressable_var): Likewise.
4345 (cgraph_address_taken_from_non_vtable_p): Likewise.
4346 * trans-mem.c (ipa_tm_execute): Update.
4347 * simplify-rtx.c: Fix comment.
4348 * rtl.c: Fix comment.
4349 * symtab.c (symtab_unregister_node): Update.
4350 * varpool.c (dump_varpool_node): Update.
4351 (varpool_analyze_pending_decls): Update.
4352 (assemble_aliases): Update.
4353 (varpool_for_node_and_aliases): Update.
4355 2012-04-18 Richard Guenther <rguenther@suse.de>
4357 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
4358 use_undefined_p parameter.
4359 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
4360 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
4362 (estimate_numbers_of_iterations): Likewise.
4363 (estimated_loop_iterations): Adjust.
4364 (max_loop_iterations): Likewise.
4365 (scev_probably_wraps_p): Likewise.
4366 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
4367 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
4368 not max_loop_iterations.
4369 (execute_vrp): Remove explicit number of iterations estimation.
4371 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
4373 * config/i386/linux-common.h: New.
4375 * config.gcc: Add i386/linux-common.h before
4376 all i386/linux.h and i386/linux64.h usages.
4378 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
4379 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
4380 * config/i386/gnu-user64.h: Likewise.
4382 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
4383 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
4384 (GNU_USER_TARGET_MATHFILE_SPEC): New.
4385 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
4387 2012-04-18 Jan Hubicka <jh@suse.cz>
4389 * cgraph.c (cgraph_node_name): Remove.
4390 (dump_cgraph_node): Use dump_symtab_base; reformat.
4391 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
4392 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
4394 (cgraph_node_name, varpool_node_name): Remove.
4395 (cgraph_node_asm_name, varpool_node_asm_name,
4396 cgraph_node_name, varpool_node_name): New.
4397 * tree-pass.h (TODO_dump_cgraph): Rename to ...
4398 (TODO_dump_symtab): ... this one.
4399 * ipa-cp (pass_ipa_cp): Update.
4400 * ia-reference.c (generate_summary, read_write_all_from_decl,
4401 propagate, ipa_reference_read_optimization_summary): Update.
4402 * cgraphunit.c (cgraph_analyze_functions): Update.
4403 (cgraph_optimize): Update.
4404 * ipa-ref.c (ipa_dump_references): Update.
4405 (ipa_dump_refering): Update.
4406 * ipa-inline.c (pass_ipa_inline): Update.
4407 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
4408 * ipa.c (pass_ipa_function_visibility,
4409 pass_ipa_whole_program_visibility): Update.
4410 * tree-sra.c (pass_early_ipa_sra): Update.
4411 * symtab.c: Include langhooks.h
4412 (symtab_node_asm_name): New.
4413 (symtab_node_name): New.
4414 (symtab_type_names): New static var.
4415 (dump_symtab_base): New.
4416 (dump_symtab_node, dump_symtab): New.
4417 (debug_symtab_node, debug_symtab): New.
4418 * tree-ssa-structalias.c: Dump symbol table.
4419 * pases.c (execute_todo): Handle TODO_dump_symtab instead
4420 of TODO_dump_cgraph.
4421 * varpoo.c (varpool_node_name): Remove.
4422 (dump_varpool_node): Use dump_symtab_base; reformat.
4424 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
4426 * doc/invoke.texi (Language Independent Options): @item should be
4429 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
4432 * rtl.c (rtx_code_size): Handle ADDRESS.
4434 2012-04-17 Tom de Vries <tom@codesourcery.com>
4436 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
4439 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
4442 * config/i386/sync.md (atomic_<code><mode>): Rename to
4443 atomic_<logic><mode>.
4445 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
4447 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
4448 * alias.c (reg_base_value): Expand and update comment.
4449 (arg_base_value): New variable.
4450 (unique_id): Move up file.
4451 (unique_base_value, unique_base_value_p, known_base_value_p): New.
4452 (find_base_value): Use arg_base_value and known_base_value_p.
4453 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
4454 (find_base_term): Use known_base_value_p.
4455 (base_alias_check): Use unique_base_value_p.
4456 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
4457 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
4459 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
4461 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
4463 2012-04-17 Michael Matz <matz@suse.de>
4465 PR tree-optimization/18437
4466 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
4467 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
4468 (vect_check_strided_load): Declare.
4469 * tree-vect-data-refs.c (vect_check_strided_load): New function.
4470 (vect_analyze_data_refs): Use it to accept strided loads.
4471 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
4473 2012-04-17 Richard Guenther <rguenther@suse.de>
4476 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
4477 loops when redirecting an entry or latch edge.
4479 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
4481 * sel-sched.c (sel_global_init): Revert previous change.
4483 2012-04-17 Richard Guenther <rguenther@suse.de>
4485 * tree-flow.h (array_at_struct_end_p): Move declaration ...
4486 * tree.h (array_at_struct_end_p): ... here.
4487 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
4488 * expr.c (array_at_struct_end_p): ... here. Rewrite.
4490 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
4492 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
4493 COST_TABLE): Remove.
4494 (estimate_case_costs): Remove.
4495 (expand_case): Do not call estimate_case_costs
4496 to set use_cost_table.
4497 (balance_case_nodes): Do not use use_cost_table.
4499 2012-04-16 Jan Hubicka <jh@suse.cz>
4501 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
4502 (hash_node, eq_node): Remove.
4503 (cgraph_create_node): Do not handle hashtable.
4504 (cgraph_get_node): Remove.
4505 (cgraph_insert_node_to_hashtable): Remove.
4506 (hash_node_by_assembler_name): Remove.
4507 (eq_assembler_name): Remove.
4508 (cgraph_node_for_asm): Rewrite.
4509 (cgraph_find_replacement_node): Break out from ...
4510 (cgraph_remove_node): ... here; do not maintain hashtables.
4511 (change_decl_assembler_name): Remove.
4512 (cgraph_clone_node): Do not maintain hashtables.
4513 * cgraph.h (const_symtab_node): New typedef.
4514 (cgraph_insert_node_to_hashtable): Remove.
4515 (symtab_get_node, symtab_node_for_asm,
4516 symtab_insert_node_to_hashtable): Declare.
4517 (cgraph_find_replacement_node): Declare.
4518 (cgraph_get_node, varpool_get_node): Turn into inlines.
4519 (cgraph, varpool): Work sanely on NULL pointers.
4520 (FOR_EACH_SYMBOL): New walker.
4521 * ipa-inline-transform.c (save_inline_function_body): Use
4522 symtab_insert_node_to_hashtable.
4523 * symtab.c: Include ggc.h and diagnostics.h
4524 (symtab_hash, assembler_name_hash): New static vars;
4525 (hash_node, eq_node, hash_node_by_assembler_name,
4526 eq_assembler_name, insert_to_assembler_name_hash,
4527 unlink_from_assembler_name_hash): New.
4528 (symtab_register_node): Update hashtables.
4529 (symtab_insert_node_to_hashtable): New.
4530 (symtab_unregister_node): Update hashtables.
4531 (symtab_get_node): New.
4532 (symtab_node_for_asm): New.
4533 (change_decl_assembler_name): New.
4534 * Makefile.in (symtab.o): Needs GTY.
4535 * varpool.c (varpool_hash): Remove.
4536 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
4537 (varpool_node): Rewrite using varpool_get_node.
4538 (varpool_remove_node): DO not maintain hashtables.
4539 (varpool_node_for_asm): Rewrite.
4541 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
4543 * doc/invoke.texi: Copy-edit to put verbs in the present tense
4544 when describing the current behavior of GCC.
4546 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
4548 * genemit.c (gen_exp): Remove ADDRESS handling.
4549 * genoutput.c (scan_operands): Likewise.
4550 * genpeep.c (match_rtx): Likewise.
4551 * genrecog.c (add_to_sequence): Likewise.
4553 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
4555 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
4557 2012-04-16 Martin Jambor <mjambor@suse.cz>
4559 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
4562 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
4565 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
4566 hints for 'A' operand types.
4568 2012-04-16 Jan Hubicka <jh@suse.cz>
4570 * cgraph.h (symtab_node_base): Add next and previous pointers.
4571 (cgraph_node): Remove next and preivous pointers.
4572 (varpool_node): Likewise; remove next/previous GTY marker;
4573 it is not type safe.
4574 (symtab_node_def): Update GTY marker
4575 (x_cgraph_nodes, cgraph_nodes): Remove.
4576 (symtab_nodes): New function.
4577 (cgraph_order): Rename to ...
4578 (symtab_order): ... this one.
4579 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
4581 (x_varpool_nodes, varpool_nodes): Remove.
4582 (FOR_EACH_STATIC_VARIABLE): Update.
4583 (symtab_function_p, symtab_variable_p): New function.
4584 (FOR_EACH_VARIABLE): Update.
4585 (varpool_first_variable, varpool_next_variable): New functions.
4586 (FOR_EACH_VARIABLE): Update.
4587 (cgraph_first_defined_function): Update.
4588 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
4589 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
4590 (cgraph_first_function, cgraph_next_function): New.
4591 (FOR_EACH_FUNCTION): Update.
4592 (cgraph_first_function_with_gimple_body,
4593 cgraph_next_function_with_gimple_body): Update.
4594 * symtab.c: New file.
4595 * cgraph.c: Update copyright dates.
4596 (x_cgraph_nodes, cgraph_order): Remove.
4597 (NEXT_FREE_NODE): Update.
4598 (SET_NEXT_FREE_NODE): New.
4599 (cgraph_create_node_1): Remove common code.
4600 (cgraph_create_node): Remove common code; call symtab_register_node.
4601 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
4602 (cgraph_add_asm_node): Update.
4603 (cgraph_clone_node): Register new node.
4604 * cgraphunit.c (process_function_and_variable_attributes): Update.
4605 (cgraph_analyze_functions): Update.
4606 (cgraph_analyze_functions): Update.
4607 (cgraph_output_in_order): Update.
4608 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
4610 * ipa-inline.c (recursive_inlining): Update.
4611 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
4612 * ipa.c (cgraph_remove_unreachable_nodes): Update.
4613 * Makefile.in: Add symtab.o
4614 * varpool.c (x_varpool_nodes): Remove
4615 (varpool_node): Remove common code; call symtab_register_node.
4616 (varpool_remove_node): Remove common code; call symtab_unregister_node.
4618 2012-04-16 Richard Guenther <rguenther@suse.de>
4621 * tree.h (VECTOR_CST_NELTS): Adjust.
4622 (struct tree_vector): Add explicit length field.
4623 (make_vector_stat): Declare.
4624 (make_vector): Define.
4625 * tree.c (make_vector_stat): New function.
4626 (build_vector_stat): Use it.
4627 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
4629 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4631 PR tree-optimization/52976
4632 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
4633 (undistribute_ops_list): Ops with repeat counts aren't eligible for
4635 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
4637 2012-04-16 Jan Hubicka <jh@suse.cz>
4639 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
4641 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
4642 walkers to walk cgraph and varpool.
4643 * cgraph.c (cgraph_node_for_asm): Likewise.
4644 (dump_cgraph): Likewise.
4645 * value-prof.c (init_node_map): Likewise.
4646 * tree.c (free_lang_data_in_cgraph): Likewise.
4647 * tree-emutls.c: (ipa_lower_emutls): Likewise.
4648 * ipa-reference.c (generate_summary, propagate): Likewise.
4649 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
4650 cgraph_mark_functions_to_output, cgraph_output_in_order,
4651 output_weakrefs, cgraph_materialize_all_clones,
4652 cgraph_optimize): Likewise.
4653 * lto-cgraph.c (merge_profile_summaries): Likewise.
4654 (input_cgraph): Likewise.
4655 * ipa-pure-const.c (generate_summary): Likewise.
4656 (propagate): Likwise.
4657 * ipa-utils.c (ipa_reduced_postorder): Likewise.
4658 (ipa_free_postorder_info): Likewise.
4659 (ipa_reverse_postorder): Likewise.
4660 * ipa-inline.c (ipa_inline): Likewise.
4661 * matrix-reorg.c (find_matrices_decl): Likewise.
4662 (matrix_reorg): Likewise.
4663 * tree-vectorizer.c (increase_alignment): Likewise.
4664 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
4665 (function_and_variable_visibility): Likewise.
4666 (whole_program_function_and_variable_visibility): Likewise.
4667 (ipa_cdtor_merge): Likewise.
4668 * trans-mem.c (ipa_tm_execute): Likewise.
4669 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
4670 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
4671 (ipa_print_all_params): Likewise.
4672 (ipa_update_after_lto_read): Likewise.
4673 * tree-profie.c (tree_profiling): Likewise.
4674 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
4675 * passes.c (dump_passes): Likewise.
4676 (do_per_function): Likewise.
4677 (ipa_write_summaries): Likewise.
4678 * varpool.c (dump_varpool): Likewise.
4679 (varpool_node_for_asm): Likewise.
4680 (varpool_assemble_pending_decls): Likewise.
4682 2012-04-16 Richard Guenther <rguenther@suse.de>
4684 PR tree-optimization/52975
4685 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
4686 condition but always mark it with TRUTH_NOT_EXPR.
4688 2012-04-16 Richard Guenther <rguenther@suse.de>
4690 PR tree-optimization/52975
4691 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
4692 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
4693 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
4694 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
4696 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
4698 * config/i386/sse.md (ssse3_plusminus): New code iterator.
4699 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
4700 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
4701 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
4702 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
4703 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
4704 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
4706 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
4707 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
4708 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
4709 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
4710 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
4711 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
4713 (xop_plus): New code iterator.
4714 (macs): New code attribute.
4716 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
4717 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
4719 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
4720 xop_plus code iterator.
4721 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
4722 xop_plus code iterator.
4723 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
4724 xop_plus code iterator.
4725 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
4726 xop_plus code iterator.
4728 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
4729 any_extend code iterator.
4730 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
4731 any_extend code iterator.
4732 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
4733 any_extend code iterator.
4734 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
4735 any_extend code iterator.
4736 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
4737 any_extend code iterator.
4738 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
4739 any_extend code iterator.
4741 2012-04-14 Tom de Vries <tom@codesourcery.com>
4743 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
4744 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
4745 DELETED_LABEL note, and move it to ...
4746 * cfgrtl.c (delete_insn): ... here. Change return type to void.
4747 (delete_insn_and_edges): Likewise.
4748 (delete_insn_chain): Handle new return type of delete_insn. Delete
4749 chain backwards rather than forwards.
4750 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
4752 * cfglayout.c (fixup_reorder_chain): Delete unused label.
4754 2012-04-14 Jan Hubicka <jh@suse.cz>
4756 * cgraph.h: Update copyrights;
4757 (symtab_node): Turn to union typedef.
4758 (symtab_node_base): New structure.
4759 (symtab_type): Add SYMTAB_SYMBOL tag.
4760 (cgraph_node): Annotate some pinters with nested_ptr.
4761 (varpool_node): Likewise.
4762 (cgraph_local_info): Remove lto_file_data
4763 and externally_visible.
4764 (cgraph_node): Remove decl; same_comdat_group list;
4765 aux; ref_list; order; address_taken; reachable_from_other_parittion,
4766 in_other_partition; resolution.
4767 (varpool_node): Remove decl; same_comdat_group;
4768 ref_list; lto_file_data; aux; order; resolution; externally_visible;
4769 used_from_other_partition; in_other_partition.
4770 (symtab_node_def): New union.
4771 (cgraph, varpool): Update.
4772 (varpool_first_static_initializer, varpool_next_static_initializer,
4773 cgraph_only_called_directly_or_aliased_p,
4774 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
4775 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
4776 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
4778 * cgraph.c: Likewise.
4779 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
4780 * cgraphbuild.c: Likewise.
4781 * lto-symtab.c: Likewise.
4782 * c-gimplify.c: Likewise.
4783 * value-prof.c: Likewise.
4785 * ipa-cp.c: Likewise.
4786 * tree-emutls.c: Likewise.
4787 * ipa-inline-transform.c: Likwise.
4788 * ipa-reference.c: Likewise.
4789 * cgraphunit.c: Likewise.
4790 * ipa-ref.c: Likewise.
4791 * lto-cgraph.c: Likewise.
4792 * ipa-ref-inline.h: Likewise.
4793 * ipa-pure-const.c: Likewise.
4794 * lto-streamer-out.c: Likewise.
4795 * ipa-utils.c: Likewise.
4796 * ipa-inline.c: Likewise.
4797 * matrix-reorg.c: Likewise.
4798 * tree-eh.c: Likewise.
4799 * tree-vectorizer.c: Likewise.
4800 * ipa-split.c: Likewise.
4802 * trans-mem.c: Likewise.
4803 * ipa-inline-analysis.c: Likewise.
4804 * gimplify.c: Likewise.
4805 * cfgexpand.c: Likewise.
4806 * tree-sra.c: Likewise.
4807 * ipa-prop.c: Likewise.
4808 * varasm.c: Likewise.
4809 * tree-nested.c: Likewise.
4810 * tree-inline.c: Likewise.
4811 * tree-profile.c: Likewise.
4812 * tree-ssa-structalias.c: Likewise.
4813 * passes.c: Likewise.
4814 * varpool.c: Likewise.
4816 2012-04-14 Tom de Vries <tom@codesourcery.com>
4818 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
4819 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
4820 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
4822 (gsi_advance_fw_nondebug_nonlocal): New function.
4823 (local_def): Removed function.
4824 (same_succ_hash): Use stmt_local_def.
4825 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
4826 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
4828 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4830 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
4831 and __ILP32__ for x32.
4833 2012-04-13 Martin Jambor <mjambor@suse.cz>
4836 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
4837 fold_ctor_reference returns a zero constant.
4839 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
4841 * config.gcc: Add i386/gnu-user-common.h before all
4842 i386/gnu-user.h and i386/gnu-user64.h usages.
4844 * config/i386/gnu-user-common.h: New.
4846 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
4847 (CC1_SPEC): Likewise.
4848 (ENDFILE_SPEC): Likewise.
4849 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
4850 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
4851 (TARGET_OS_CPP_BUILTINS): Likewise.
4852 (LIBGCC2_HAS_TF_MODE): Likewise.
4853 (LIBGCC2_TF_CEXT): Likewise.
4854 (TF_SIZE): Likewise.
4855 (TARGET_ASM_FILE_END): Likewise.
4856 (STACK_CHECK_MOVING_SP): Likewise.
4857 (STACK_CHECK_STATIC_BUILTIN): Likewise.
4858 * config/i386/gnu-user64.h: Likewise.
4860 2012-04-13 Martin Jambor <mjambor@suse.cz>
4862 * expr.c (expand_expr_real_1): Pass type, not the expression, to
4863 set_mem_attributes for a memory temporary. Do not call the function
4864 for the memory temporary created for a bitfield.
4866 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
4869 * df.h (enum debug_temp_where): New.
4870 (dead_debug_init, dead_debug_finish) Declare.
4871 (dead_debug_add, dead_debug_insert_temp): Declare.
4872 (struct dead_debug_use, struct dead_debug): Moved from...
4873 * df-problems.c: ... here.
4874 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
4876 (df_create_unused_note): Likewise.
4877 (df_set_dead_notes_for_mw): Move comment where it belongs.
4878 (dead_debug_init): Export.
4879 (dead_debug_reset_uses): New, factored out of...
4880 (dead_debug_finish): ...this. Export.
4881 (dead_debug_reset): Remove.
4882 (dead_debug_add): Export.
4883 (dead_debug_insert_before): Rename to...
4884 (dead_debug_insert_temp): ... this. Add where argument. Export.
4885 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
4886 Return insertion count.
4887 (df_note_bb_compute): Adjust.
4888 * dce.c (word_dce_process_block): Adjust dead debug uses.
4889 (dce_process_block): Likewise.
4891 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
4893 * df-problems.c (df_note_bb_compute): Do not take note of
4894 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
4896 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
4899 * var-tracking.c (expand_depth): New type.
4900 (onepart_aux, expand_loc_callback_data): Change depth type to it.
4901 (loc_exp_dep_alloc): Adjust initializer.
4902 (update_depth): Use new type. Add entryvals.
4903 (vt_expand_var_loc_chain): Take note of expansions with
4904 ENTRY_VALUEs, but don't accept them right away. Run an optional
4905 second pass accepting the minimum ENTRY_VALUE count found in the
4907 (vt_expand_loc_callback, INIT_ELCD): Adjust.
4909 2012-04-13 Tom de Vries <tom@codesourcery.com>
4911 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
4912 parameters vuse and vuse_escaped.
4913 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
4914 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
4917 2012-04-13 Richard Guenther <rguenther@suse.de>
4919 PR tree-optimization/52969
4920 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
4921 the condition for the COND_EXPR and handle predicate negation
4922 by swapping the COND_EXPR arms.
4924 2012-04-13 Nick Clifton <nickc@redhat.com>
4926 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
4927 TODO_dump_func flag.
4929 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
4931 PR rtl-optimization/52203
4932 PR rtl-optimization/52715
4934 Revert the 2012-03-07 fix for PR 52203.
4935 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
4936 the insn does not modify DFA right before issuing, adjust
4937 issue_rate accordingly.
4939 2012-04-13 Richard Guenther <rguenther@suse.de>
4942 * c-typeck.c (pointer_diff): Remove bogus assert.
4944 2012-04-13 Richard Guenther <rguenther@suse.de>
4947 * convert.c (convert_to_pointer): Remove special-casing of zero.
4949 2012-04-13 Joey Ye <joey.ye@arm.com>
4951 * config/arm/constraints.md (Pe): New constraint.
4952 * config/arm/arm.md: New split for imm 256-510.
4954 2012-04-13 Terry Guo <terry.guo@arm.com>
4956 * config/arm/arm-cores.def: Added core cortex-m0plus.
4957 * config/arm/arm-tune.md: Regenerated.
4958 * config/arm/arm-tables.opt: Regenerated.
4959 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
4961 2012-04-13 Alan Modra <amodra@gmail.com>
4964 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
4965 tie regs on destination of sets. Delete forward declaration.
4966 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
4967 (rs6000_emit_prologue): Likewise.
4968 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
4970 (is_mem_ref): Use tie_operand to recognise stack ties.
4971 * config/rs6000/predicates.md (tie_operand): New.
4972 * config/rs6000/rs6000.md (restore_stack_block): Generate new
4974 (restore_stack_nonlocal): Likewise.
4975 (stack_tie): Update.
4976 (frame_tie): Delete.
4978 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4980 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
4981 HOST_WIDE_INT_PRINT_DEC in format strings.
4983 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
4986 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
4987 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
4988 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
4989 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
4990 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
4991 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
4992 avx2_permvarv8si using VI4F_256 mode iterator.
4993 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
4994 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
4995 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
4996 gen_avx2_permvarv8sf.
4997 (expand_vec_perm_pshufb): Ditto.
4999 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5002 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
5003 the list of options to enable the FCFID instruction.
5004 (TARGET_EXTRA_BUILTINS): Adjust comment.
5006 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5008 PR tree-optimization/18589
5009 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
5010 (operand_entry): Add count field.
5011 (add_repeat_to_ops_vec): New function.
5012 (completely_remove_stmt): Likewise.
5013 (remove_def_if_absorbed_call): Likewise.
5014 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
5015 (acceptable_pow_call): New function.
5016 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
5017 entries with repeat counts when found.
5018 (repeat_factor_d): New struct and associated typedefs.
5019 (repeat_factor_vec): New static vector variable.
5020 (compare_repeat_factors): New function.
5021 (get_reassoc_pow_ssa_name): Likewise.
5022 (attempt_builtin_powi): Likewise.
5023 (reassociate_bb): Call attempt_builtin_powi.
5024 (fini_reassoc): Two new calls to statistics_counter_event.
5026 2012-04-12 Richard Guenther <rguenther@suse.de>
5028 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
5029 * cgraph.h (tree_rest_of_compilation): Remove.
5030 * cgraph.c (cgraph_add_new_function): Move ...
5031 * cgraphunit.c (cgraph_add_new_function): ... here.
5032 (tree_rest_of_compilation): Make static.
5033 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
5034 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
5035 gate_all_early_local_passes, execute_all_early_local_passes,
5036 pass_early_local_passes, gate_all_early_optimizations,
5037 pass_all_early_optimizations): Move ...
5038 * passes.c (gate_all_optimizations, pass_all_optimizations,
5039 gate_all_early_local_passes, execute_all_early_local_passes,
5040 pass_early_local_passes, gate_all_early_optimizations,
5041 pass_all_early_optimizations): ... here.
5042 * tree-optimize.c (execute_free_datastructures): Remove.
5043 * tree-flow.h (execute_free_datastructures): Remove.
5044 * tree-optimize.c (execute_init_datastructures,
5045 pass_init_datastructures): Move ...
5046 * tree-ssa.c (execute_init_datastructures,
5047 pass_init_datastructures): ... here.
5048 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
5049 execute_free_datastructures.
5051 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
5053 * dbgcnt.def (ira_move): New counter.
5054 * ira-int.h (ira_create_new_reg): Declare function.
5055 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
5056 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
5057 no longer static. All callers changed.
5058 * ira.c: Include "dbgcnt.h".
5059 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
5060 move_unallocated_pseudos): New static functions.
5061 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
5062 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
5063 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
5064 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
5065 to the pseudos generated in find_moveable_pseudos.
5066 * Makefile.in (ira.o): Add $(DBGCNT_H).
5068 2012-04-12 Richard Guenther <rguenther@suse.de>
5070 PR tree-optimization/52943
5071 * tree-chrec.h (chrec_is_positive): Remove.
5072 * tree-scalar-evolution.c (chrec_is_positive): Move ...
5073 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
5074 Return false for a constant zero instead of negative.
5075 (analyze_siv_subscript_cst_affine): Handle zero difference
5076 in the initial condition explicitely.
5078 2012-04-12 Richard Guenther <rguenther@suse.de>
5080 * tree-parloops.c (parallelize_loops): Also consult the upper
5081 bound for the number of iterations.
5082 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
5083 (loop_prefetch_arrays): Likewise.
5085 2012-04-12 Richard Guenther <rguenther@suse.de>
5087 * cfgloop.h (estimated_loop_iterations_int): Ditch
5088 'conservative' parameter.
5089 (max_stmt_executions_int): Likewise.
5090 (estimated_loop_iterations): Likewise.
5091 (max_stmt_executions): Likewise.
5092 (max_loop_iterations): Declare.
5093 (max_loop_iterations_int): Likewise.
5094 (estimated_stmt_executions): Likewise.
5095 (estimated_stmt_executions_int): Likewise.
5096 * tree-ssa-loop-niter.c (estimated_loop_iterations):
5098 (max_loop_iterations): ... this.
5099 (estimated_loop_iterations_int): Split parts to ...
5100 (max_loop_iterations_int): ... this.
5101 (max_stmt_executions_int): Split parts to ...
5102 (estimated_stmt_executions_int): ... this.
5103 (max_stmt_executions): Split parts to ...
5104 (estimated_stmt_executions): ... this.
5105 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
5106 * predict.c (predict_loops): Likewise.
5107 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
5108 (analyze_siv_subscript_cst_affine): Likewise.
5109 (compute_overlap_steps_for_affine_1_2): Likewise.
5110 (analyze_subscript_affine_affine): Likewise.
5111 (init_omega_for_ddr_1): Likewise.
5112 * tree-parloops.c (parallelize_loops): Likewise.
5113 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5114 (may_eliminate_iv): Likewise.
5115 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
5116 (loop_prefetch_arrays): Likewise.
5117 * tree-vrp.c (adjust_range_with_scev): Likewise.
5119 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
5121 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
5122 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
5124 (dump_table): Use bool type for need_align and have_df variables.
5125 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
5126 (regs_used): Remove register modifier.
5127 (barrier_align): Move variables slot, credit, jump_to_next
5128 into if block above for loop. Use bool type for jump_to_next.
5129 (sh_function_arg): Use NULL_RTX instead of 0.
5131 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
5133 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
5134 (bswapsi2): New expander.
5136 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
5138 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
5139 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
5141 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
5143 PR rtl-optimization/52876
5144 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
5145 Don't call mark_reg_pointer for incompatible pointer sign extension.
5147 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
5150 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
5152 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
5153 comparisons against TYPE_PRECISION.
5154 * tree-ssa-forwprop.c (combine_conversions): Likewise.
5156 2012-04-11 Xinliang David Li <davidxl@google.com>
5158 * tree-passes.h: Remove TODO_dump_func.
5159 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
5160 * trans-mem.c: Remove TODO_dump_func.
5161 * ira.c: Remove TODO_dump_func.
5163 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
5165 * config/i386/i386.c (ix86_option_override_internal): Check
5166 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
5167 after TARGET_64BIT is updated.
5169 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
5171 * config/sh/sh.h: Remove old secondary reload code.
5173 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
5175 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
5176 (ready_reorder): ... this function.
5178 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
5180 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
5183 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
5184 insns so that no other insn is queued for a time before them.
5186 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
5189 2012-04-11 Richard Guenther <rguenther@suse.de>
5192 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
5193 consider loop nesting.
5194 (evolution_function_is_univariate_p): Properly check the remainder
5197 2012-04-11 Richard Guenther <rguenther@suse.de>
5200 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
5202 2012-04-11 Nick Clifton <nickc@redhat.com>
5204 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
5205 information, if requested.
5207 * config/rx/rx.c (rx_expand_prologue): Likewise.
5209 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
5210 Michael Matz <matz@suse.de>
5213 * rtlanal.c (unsigned_reg_p): New function.
5214 Update copyright notice dates.
5215 * rtl.h (unsigned_reg_p): Prototype it.
5216 Update copyright notice dates.
5217 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
5219 * expr.c (expand_expr_real_1): Set register attributes.
5220 * stmt.c (expand_case): Likewise.
5222 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
5225 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
5226 consider_sh2a and allow_zero.
5227 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
5228 (disp_addr_displacement): New function.
5229 (sh_address_cost): Use disp_addr_displacement function instead
5230 of DISP_ADDR_OFFSET.
5231 (sh_legitimate_address_p): Adapt to changed
5232 sh_legitimate_index_p declaration.
5233 (sh_find_mov_disp_adjust): Remove HImode check.
5234 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
5235 disp_addr_displacement and max_mov_insn_displacement.
5236 (max_mov_insn_displacement): Remove HImode check.
5237 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
5238 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
5239 * config/sh/constraints.md (K05, K13): New constraints.
5240 (K12): Correct comment.
5241 (Sdd): Do not use DISP_ADDR_P macro.
5242 (Snd, Sbw): Use satisfies_constraint_Sdd.
5243 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
5244 (*extendhisi2_compact, movhi_i): Remove.
5245 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
5246 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
5247 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
5248 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
5249 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
5250 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
5251 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
5253 Add new peepholes for HImode displacement addressing.
5255 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
5257 * config/sh/sh.h (SIDI_OFF): Remove.
5258 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
5259 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
5262 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
5265 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
5266 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
5267 * doc/md.texi (Standard Names): Add bswap.
5268 * builtin-types.def (BT_UINT16): New primitive type.
5269 (BT_FN_UINT16_UINT16): New function type.
5270 * builtins.def (BUILT_IN_BSWAP16): New.
5271 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
5272 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
5273 expand_builtin_bswap.
5274 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
5275 (fold_builtin_1): Likewise.
5276 (is_inexpensive_builtin): Likewise.
5277 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
5278 missing bits for bswap to libcall code.
5279 * tree.c (build_common_tree_nodes): Build uint16_type_node.
5280 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
5281 (uint16_type_node): New define.
5282 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
5283 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
5285 (rs6000_init_builtins): Likewise.
5286 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
5288 2012-04-11 Tristan Gingold <gingold@adacore.com>
5290 * doc/extend.texi (Type Attributes): Move paragraph.
5292 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
5295 * diagnostic.h (show_caret): Declare.
5296 (caret_max_width): Declare.
5297 (diagnostic_show_locus): Declare.
5298 * diagnostic.c (diagnostic_initialize): Initialize to false.
5299 (diagnostic_show_locus): New.
5300 (diagnostic_report_diagnostic): Call it.
5301 (getenv_columns): New.
5303 (diagnostic_set_caret_max_width): New.
5304 * input.c (read_line): New.
5305 (location_get_source_line): New.
5306 * input.h (location_get_source_line): Declare.
5307 * toplev.c (general_init): Initialize show_caret from options.
5308 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
5309 * opts.c (common_handle_option): Likewise.
5310 * pretty-print.h (pp_get_prefix): New.
5311 (pp_base_get_prefix): New.
5312 * common.opt (fdiagnostics-show-caret): New option.
5313 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
5315 2012-04-11 Richard Guenther <rguenther@suse.de>
5317 PR rtl-optimization/52881
5318 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
5320 2012-04-11 Richard Guenther <rguenther@suse.de>
5322 PR tree-optimization/52912
5323 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
5324 manipulation code we are threading through a loop header
5325 to an exit destination.
5327 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
5329 * tree.h (warn_if_unused_value): Move declaration from here.
5330 * stmt.c (warn_if_unused_value): Move definition from here.
5332 2010-04-10 Michael Matz <matz@suse.de>
5334 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
5336 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
5337 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
5338 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
5339 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
5340 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
5341 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
5342 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
5343 (vect_record_strided_load_vectors): Rename to
5344 vect_record_grouped_load_vectors.
5345 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
5346 Rename use of above macros.
5347 (vect_verify_datarefs_alignment): Ditto.
5348 (vector_alignment_reachable_p): Ditto.
5349 (vect_peeling_hash_get_lowest_cost): Ditto.
5350 (vect_enhance_data_refs_alignment): Ditto.
5351 (vect_analyze_group_access): Ditto and rename stride to groupsize.
5352 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
5353 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
5354 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
5355 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
5356 (vect_record_strided_load_vectors): Rename to
5357 vect_record_grouped_load_vectors.
5358 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
5359 (destroy_loop_vec_info): Ditto.
5360 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
5361 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
5362 (vect_analyze_slp): Ditto.
5363 (new_bb_vec_info): Ditto.
5364 (destroy_bb_vec_info): Ditto.
5365 (vect_schedule_slp_instance): Ditto and rename strided_store to
5367 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
5368 vect_cost_group_size.
5369 (vect_model_store_cost): Rename use of above macros and call
5370 to vect_cost_strided_group_size.
5371 (vect_model_load_cost): Ditto.
5372 (vectorizable_store): Ditto, rename strided_store to grouped_store
5373 and calls to renamed tree-vectorizer.h functions.
5374 (vectorizable_load): Ditto.
5375 (vect_transform_stmt): Rename use of above macros and strided_store
5378 2012-04-10 Jan Hubicka <jh@suse.cz>
5380 * cgraph.h: Remove misledaing comment on ipa-ref.h.
5381 (symtab_type): New enum.
5382 (symtab_node): New structure.
5383 (cgraph_node, varpool_node): Add symbol base type.
5384 (cgraph, varpool): New accestor functions.
5385 * cgraph.c (cgraph_create_node_1): Set symbol type.
5386 * varpool.c (varpool_node): Set symbol type.
5388 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
5389 Richard Sandiford <rdsandiford@googlemail.com>
5391 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
5393 2012-04-10 Richard Guenther <rguenther@suse.de>
5396 * gimple-low.c (gimple_check_call_args): Properly account for
5397 compatible aggregate types.
5399 2012-04-10 Richard Guenther <rguenther@suse.de>
5401 * toplev.h (tree_rest_of_compilation): Remove.
5402 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5403 * cgraph.h (tree_rest_of_compilation): Declare.
5404 * tree-optimize.c (tree_rest_of_compilation): Move ...
5405 * cgraphunit.c (tree_rest_of_compilation): ... here.
5406 * cgraph.c (cgraph_add_new_function): Adjust.
5407 * Makefile.in (tree-optimize.o): Adjust.
5408 (cgraphunit.o): Likewise.
5410 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
5412 PR tree-optimization/52870
5413 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
5414 presumed pattern statement is within the same loop or basic block.
5416 2012-04-10 Tristan Gingold <gingold@adacore.com>
5418 * gengtype.c (main): Make uintptr_t a known type.
5420 2012-04-10 Richard Guenther <rguenther@suse.de>
5422 * tree-pass.h (tree_lowering_passes): Remove.
5423 * tree-optimize.c (tree_lowering_passes): Remove.
5424 * cgraph.c (cgraph_add_new_function): Inline relevant parts
5425 of tree_lowering_passes, avoid redundant call of early local passes.
5426 * cgraphunit.c (cgraph_lower_function): Fold into ...
5427 (cgraph_analyze_function): ... its single caller. Inline
5428 relevant parts of tree_lowering_passes.
5430 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
5433 * config/pa/pa.opt: Remove SIO and GNU_LD.
5435 2012-04-09 Jan Hubicka <jh@suse.cz>
5440 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
5441 boundary, add its target too.
5442 * lto.c (add_references_to_partition): Add also aliased nodes.
5443 (add_cgraph_node_to_partition,
5444 add_varpool_node_to_partition): Work on nodes, not functions/variables;
5445 when adding alias, add also the aliased object.
5447 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
5450 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
5451 VOIDmode immediate operands.
5452 * config/i386/constraints.md (Wz): New constraint.
5453 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
5455 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
5458 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
5459 the DECL generated for the special GOT helper.
5461 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
5463 * config/sh/constraints.md: Update list of constraints in
5465 (Sr0): Remove unused memory constraint.
5467 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
5469 * tree-pretty-print.h: Update comment.
5471 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
5473 * config/sh/sh.md: Use braced string notation where applicable.
5474 (*prefetch_i4, prefetch_m2a): Merge into ...
5475 (*prefetch): ... this new insn.
5477 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
5479 * config/sh/sh.h (high_life_started): Remove
5480 * config/sh/predicates.md (general_movdst_operand): Use
5481 'reload_in_progress' instead of 'high_life_started'.
5482 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
5483 divsi_inv_fp): Likewise.
5485 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
5487 * config/sh/sh-protos.h (prepare_move_operands): Return void
5489 * config/sh/sh.c (prepare_move_operands): Likewise.
5490 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
5492 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
5494 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
5495 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
5496 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
5497 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
5498 commutative_float_operator, noncommutative_float_operator,
5499 sh_handle_pragma): Remove.
5501 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
5503 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
5504 Use @option markup on command-line options. Use @samp markup on
5505 literal keywords to options. Use @code markup on code fragments.
5506 Use other markup in preference to quotation marks in the text.
5507 Add markup to some passages without any.
5509 2012-04-06 Mike Stump <mikestump@comcast.net>
5511 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
5513 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
5515 * config/sh/sh.c (hi_const): Remove.
5516 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
5519 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
5521 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
5523 * config/sh/sh.c (sh_expand_t_scc): Likewise.
5524 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
5525 calling sh_expand_t_scc.
5527 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
5529 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
5530 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
5531 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
5532 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
5533 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
5534 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
5535 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
5536 sh2a_is_function_vector_call): Use bool as return type.
5537 (sh_pass_in_reg_p): Remove.
5538 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
5539 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
5540 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
5541 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
5542 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
5543 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
5544 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
5545 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
5546 sh_loads_bankedreg_p): Use bool as return type.
5547 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
5548 'register' modifier.
5550 2012-04-06 Matt Turner <mattst88@gmail.com>
5552 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
5554 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
5556 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
5557 of the destination isn't also a FP_REGS register.
5559 2012-04-05 Teresa Johnson <tejohnson@google.com>
5560 H.J. Lu <hongjiu.lu@intel.com>
5562 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
5563 * config/i386/i386.md (move immediate to memory peephole2):
5564 Add cases for HImode move when LCP stall avoidance is needed.
5565 * config/i386/i386.c (initial_ix86_tune_features): Initialize
5566 X86_TUNE_LCP_STALL entry.
5568 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
5571 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
5572 CONST_INT operands, zero-extended with AND.
5574 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
5577 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
5578 first argument instead of mode size. Move displacement calculations
5580 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
5581 ... these new functions.
5582 (disp_adjust): Remove max_mov_disp field.
5583 (sh_legitimate_index_p): Use max_mov_insn_displacement and
5584 mov_insn_alignment_mask.
5585 (sh_address_cost): Use max_mov_insn_displacement.
5587 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
5589 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
5590 (arch_enabled): Handle new arch types.
5591 (one_cmpldi2): Add NEON support.
5593 2012-04-05 Richard Guenther <rguenther@suse.de>
5595 * gimple.c (walk_gimple_op): Compute val_only for the LHS
5596 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
5597 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
5598 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
5599 ... here and make static.
5600 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
5603 2012-04-05 Richard Guenther <rguenther@suse.de>
5605 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
5606 basic-block before removing it.
5608 2012-04-05 Richard Guenther <rguenther@suse.de>
5610 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
5611 version namespace as we release the freelist.
5613 2012-04-05 Richard Guenther <rguenther@suse.de>
5615 * tree-nrv.c (tree_nrv): Release VDEFs.
5616 * tree-sra.c (sra_modify_constructor_assign): Likewise.
5617 (sra_modify_assign): Likewise.
5618 * tree-vect-stmts.c (vect_remove_stores): Likewise.
5619 * tree-vect-loop.c (vect_transform_loop): Likewise.
5620 * tree-ssa-dom.c (optimize_stmt): Likewise.
5621 * tree-vect-slp.c (vect_schedule_slp): Likewise.
5622 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
5624 2012-04-05 Richard Guenther <rguenther@suse.de>
5626 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
5628 * gimple.h (gsi_remove): Adjust.
5629 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
5630 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
5631 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
5632 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
5633 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
5634 * tree-ssa-pre.c (eliminate): Likewise.
5636 2012-04-04 Mike Stump <mikestump@comcast.net>
5638 * doc/rtl.texi (const_double): Document as sign-extending.
5639 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
5640 * emit-rtl.c (immed_double_int_const): Refine to state the
5642 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
5643 CONST_DOUBLE integers.
5644 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
5645 negative values are converted. Fix conversions bigger than
5646 HOST_BITS_PER_WIDE_INT.
5647 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
5648 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
5649 * explow.c (plus_constant_mode): Add.
5650 (plus_constant): Implement with plus_constant_mode.
5651 * rtl.h (plus_constant_mode): Add.
5653 2012-04-04 Richard Guenther <rguenther@suse.de>
5655 PR tree-optimization/52808
5656 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
5657 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
5659 2012-04-04 Tristan Gingold <gingold@adacore.com>
5661 * expr.c (expand_expr_real_2): Handle larger sizetype in
5664 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
5666 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
5667 to m2a-single instead of m2e.
5669 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
5671 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
5672 Change type of BITOFFSET to signed. Make sure the lower bound of
5673 the computed range is non-negative by adjusting OFFSET and BITPOS.
5674 (expand_assignment): Adjust call to get_bit_range.
5676 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
5678 * h8300/h8300.c (h8300_current_function_monitor_function_p):
5679 New function. Added to check monitor functions.
5680 (h8300_option_override): Modified to generate error/warning
5681 messages for invalid combinations of different command line
5683 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
5684 save EXR on stack for monitor function in case of H8S target
5685 when "-mno-exr" is passed.
5686 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
5688 * doc/invoke.texi: Document H8S options.
5690 2012-04-03 Tristan Gingold <gingold@adacore.com>
5692 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
5693 of gcc_AC_FUNC_MMAP_BLACKLIST.
5694 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
5695 * Makefile.in (aclocal_deps): Add mmap.m4.
5696 * configure: Regenerate.
5697 * aclocal.m4: Regenerate.
5699 2012-04-03 Richard Guenther <rguenther@suse.de>
5701 PR tree-optimization/52808
5702 * tracer.c (tail_duplicate): Return whether we have duplicated
5704 (tracer): If we have duplicated any block, cleanup the CFG.
5705 * cfghooks.c (duplicate_block): If we duplicated a loop
5706 header but not its loop, destroy the loop because it now has
5708 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
5709 the cfg manipulation routines we are not creating a multiple
5712 2012-04-03 Tristan Gingold <gingold@adacore.com>
5714 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
5716 (vms_c_common_override_options): Allow parameterless variadic
5719 2012-04-03 Jakub Jelinek <jakub@redhat.com>
5721 PR tree-optimization/52835
5722 * tree-data-ref.c (build_rdg): Return NULL if
5723 compute_data_dependences_for_loop failed.
5725 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
5727 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
5728 for REAL_CST as well.
5729 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
5730 In the bitfield case, if the value is a REAL_CST, convert it first to
5733 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
5735 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
5736 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
5737 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
5739 * config/i386/biarchx32.h: New.
5741 2012-04-02 Anatoly Sokolov <aesok@post.ru>
5743 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
5744 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
5745 (arm_preferred_reload_class): New function.
5747 2012-04-02 Richard Guenther <rguenther@suse.de>
5749 PR tree-optimization/52756
5750 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
5751 (thread_through_loop_header): After threading through the loop latch
5752 remove the split part from the loop and clear further threading
5753 opportunities that would create a multiple entry loop.
5755 2012-04-02 Richard Guenther <rguenther@suse.de>
5757 PR rtl-optimization/52800
5758 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
5759 CLEANUP_CFG_CHANGED.
5761 2012-04-02 Richard Guenther <rguenther@suse.de>
5764 * loop-init.c (gate_handle_loop2): Destroy loops here if
5765 we don't enter RTL loop optimizers.
5767 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
5770 2012-03-29 Richard Guenther <rguenther@suse.de>
5772 * rtl.h (extended_count): Remove.
5773 * combine.c (extended_count): Remove.
5775 2012-04-02 Dodji Seketeli <dodji@redhat.com>
5778 * pt.c (more_specialized_fn): Don't apply decay conversion to
5779 types of function parameters.
5781 2012-04-02 Tristan Gingold <gingold@adacore.com>
5783 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
5784 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
5785 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
5786 (ggc_pch_this_base): Use uintptr_t instead of size_t.
5788 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
5791 * config/i386/i386.c (ix86_option_override_internal): Don't
5792 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
5794 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
5796 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
5797 (stmt_can_make_abnormal_goto): Use it.
5798 (is_ctrl_altering_stmt): Likewise.
5800 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
5801 Kaz Kojima <kkojima@gcc.gnu.org>
5803 * config/sh/sh.c (push_regs): Skip banked registers when
5804 resbank attribute is specified.
5805 (sh_expand_epilogue): Likewise.
5807 2012-03-30 Richard Henderson <rth@redhat.com>
5810 * combine-stack-adj.c (prev_active_insn_bb): New.
5811 (next_active_insn_bb): New.
5812 (force_move_args_size_note): New.
5813 (combine_stack_adjustments_for_block): Use it.
5815 2012-03-30 Richard Henderson <rth@redhat.com>
5817 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
5818 (ix86_expand_vector_init_duplicate): Initialize it.
5819 (expand_vec_perm_palignr): Likewise.
5820 (ix86_expand_vec_perm_const): Likewise.
5821 (ix86_vectorize_vec_perm_const_ok): Likewise.
5822 (expand_vec_perm_blend): Use it.
5823 (expand_vec_perm_vpermil): Likewise.
5824 (expand_vec_perm_pshufb): Likewise.
5825 (expand_vec_perm_1): Likewise.
5826 (expand_vec_perm_pshuflw_pshufhw): Likewise.
5827 (expand_vec_perm_interleave2): Likewise.
5828 (expand_vec_perm_vpermq_perm_1): Likewise.
5829 (expand_vec_perm_vperm2f128): Likewise.
5830 (expand_vec_perm_interleave3): Likewise.
5831 (expand_vec_perm_vperm2f128_vblend): Likewise.
5832 (expand_vec_perm_vpshufb2_vpermq): Likewise.
5833 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
5834 (expand_vec_perm_broadcast): Likewise.
5835 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
5837 2012-03-30 Richard Henderson <rth@redhat.com>
5839 * dwarf2out.c (gen_variable_die): Initialize off.
5841 2012-03-30 Tristan Gingold <gingold@adacore.com>
5843 * config/vms/vms-f.c: New file.
5844 * config/vms/t-vms (vms-f.o): New rule.
5845 * config.gcc (*-*-*vms*): Define fortran_target_objs.
5847 2012-03-30 Richard Guenther <rguenther@suse.de>
5849 PR tree-optimization/52754
5850 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
5851 propagate arbitrary addresses into really plain dereferences.
5853 2012-03-30 Richard Guenther <rguenther@suse.de>
5856 * except.c (emit_to_new_bb_before): Move loop updating ...
5857 (dw2_build_landing_pads): ... here. Use a proper block for
5858 querying the loop father.
5860 2012-03-30 Tristan Gingold <gingold@adacore.com>
5862 * config/ia64/ia64.c (ia64_section_type_flags): Remove
5863 common_object attribute handling.
5864 (SECTION_VMS_OVERLAY): Remove
5865 (ia64_vms_common_object_attribute): Replace abort with an assert.
5866 Do not set DECL_SECTION_NAME.
5867 (ia64_vms_output_aligned_decl_common): Handle common_object
5869 (ia64_vms_elf_asm_named_section): Remove.
5870 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
5872 2012-03-30 Richard Guenther <rguenther@suse.de>
5875 * double-int.c (rshift_double): Remove not needed cast.
5877 2012-03-30 Richard Guenther <rguenther@suse.de>
5879 * tree-affine.h (print_aff): Remove.
5880 * tree-affine.c (print_aff): Make static.
5881 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
5882 (get_references_in_stmt): Likewise.
5883 (print_direction_vector): Likewise.
5884 (print_dir_vectors): Likewise.
5885 (print_dist_vectors): Likewise.
5886 (dump_subscript): Likewise.
5887 (dump_ddrs): Likewise.
5888 (dump_dist_dir_vectors): Likewise.
5889 (dump_data_references): Likewise.
5890 (dump_data_dependence_relation): Likewise.
5891 (dump_data_dependence_direction): Likewise.
5892 (dump_rdg_vertex): Likewise.
5893 (dump_rdg_component): Likewise.
5894 (debug_ddrs): Declare.
5895 (struct data_ref_loc_d): Move ...
5896 * tree-data-ref.c (struct data_ref_loc_d): ... here.
5897 (get_references_in_stmt): Make static.
5898 (dump_data_references): Likewise.
5899 (dump_subscript): Likewise.
5900 (print_direction_vector): Likewise.
5901 (print_dir_vectors): Likewise.
5902 (print_dist_vectors): Likewise.
5903 (dump_data_dependence_relation): Likewise.
5904 (dump_dist_dir_vectors): Likewise.
5905 (dump_ddrs): Likewise.
5906 (dump_rdg_vertex): Likewise.
5907 (dump_rdg_component): Likewise.
5908 (debug_ddrs): New function.
5909 (access_matrix_get_index_for_parameter): Remove.
5911 2012-03-30 Tristan Gingold <gingold@adacore.com>
5913 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
5914 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
5915 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
5916 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
5917 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
5918 (vms_patch_builtins): Handle new flags
5919 * config/vms/vms-crtlmap.map: Completed using nm on
5920 c and math system libraries.
5921 * config/vms/make-crtlmap.awk: Handle any number of flags.
5923 2012-03-30 Martin Jambor <mjambor@suse.cz>
5925 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
5926 is a builtin_stack_save in a dominating BB.
5928 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
5930 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
5931 crossing 128bit lane boundary.
5933 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
5935 * ira-color.c (setup_left_conflict_sizes_p): Process all
5936 conflicting objects.
5938 2012-03-29 Jakub Jelinek <jakub@redhat.com>
5940 PR tree-optimization/52760
5941 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
5942 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
5944 2012-03-29 Richard Guenther <rguenther@suse.de>
5946 * cgraph.h (cgraph_materialize_all_clones): Remove.
5947 (reset_inline_failed): Likewise.
5948 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
5949 * cgraphbuild.c (reset_inline_failed): Remove.
5950 * rtl.h (cse_main): Remove.
5951 (extended_count): Likewise.
5952 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
5953 (cse_main): Make static.
5954 * combine.c (extended_count): Remove.
5955 (dump_combine_stats): Mark as DEBUG_FUNCTION.
5956 * basic-block.h (reorder_basic_blocks): Remove.
5957 * bb-reorder.c (reorder_basic_blocks): Make static.
5958 * Makefile.in (dse.o): Remove dse.h dependency.
5960 * dse.c (gate_dse): Remove.
5961 (clear_alias_mode_eq): Likewise.
5962 (clear_alias_mode_hash): Likewise.
5963 (dse_record_singleton_alias_set): Likewise.
5964 (dse_invalidate_singleton_alias_set): Likewise.
5966 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
5968 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
5969 crtbegin_so%O%s for -shared.
5970 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
5972 2012-03-29 Richard Guenther <rguenther@suse.de>
5974 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
5975 (add_to_value): Remove.
5976 (print_value_expressions): Likewise.
5977 * tree-ssa-pre.c (add_to_value): Make static.
5978 (print_value_expressions): Likewise.
5979 * gimple.h (gimple_adjust_this_by_delta): Remove.
5980 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
5982 2012-03-29 Richard Guenther <rguenther@suse.de>
5985 * double-int.h (rshift_double): Remove.
5986 * double-int.c (lshift_double): Use absu_hwi to make count positive.
5987 (rshift_double): Make static, take unsigned count argument,
5988 remove handling of negative count argument.
5989 (double_int_rshift): Dispatch to lshift_double.
5991 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
5993 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
5996 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
5997 (SPEC_X32): Likewise.
5998 (MULTILIB_DEFAULTS): Likewise.
6000 * config/i386/i386.c (isa_opts): Remove -m64.
6001 (ix86_target_string): Properly handle -m32/-m64/-mx32.
6002 (ix86_option_override_internal): Properly
6003 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
6004 handle -m32, -m64 and -mx32.
6006 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
6007 with OPTION_ABI_X32. Moved after TARGET_LP64.
6008 (TARGET_LP64): Changed to OPTION_ABI_64.
6010 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
6011 (mx32): Replace ISA_X32 with ABI_X32.
6013 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
6015 * tree.c (tree_size) <VECTOR_CST>: New case.
6017 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
6019 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
6020 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
6022 2012-03-28 Jakub Jelinek <jakub@redhat.com>
6025 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
6026 __builtin_va_start to __builtin_next_arg if the latter is
6027 builtin_decl_explicit_p rather than when it is not.
6030 * tree-vect-generic.c (vector_element): Perform multiplication
6031 for pos in bitsizetype type instead of idx type.
6033 2012-03-28 Richard Guenther <rguenther@suse.de>
6035 * loop-init.c (loop_optimizer_init): If loops are preserved
6036 perform incremental initialization of required loop features.
6037 (loop_optimizer_finalize): If loops are to be preserved only
6038 clean up optional loop features.
6039 (rtl_loop_done): Forcefully free loops here.
6040 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
6041 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
6043 (construct_init_block): Likewise.
6044 (construct_exit_block): Likewise.
6045 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
6046 the CFG after expanding.
6047 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
6048 If we needed to calculate them, free them afterwards.
6049 * tree-pass.h (PROP_loops): New define.
6050 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
6051 * basic-block.h (CLEANUP_CFG_CHANGED): New.
6052 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
6053 (cleanup_cfg): If we did something and have loops around, fix them up.
6054 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
6055 with CLEANUP_CFG_CHANGED.
6056 * cfghooks.c (merge_blocks): If we merge a loop header into
6057 its predecessor, update the loop structure.
6058 (duplicate_block): If we copy a loop latch, adjust loop state
6059 to note we may have multiple latches.
6060 (delete_basic_block): Mark loops for fixup if we remove a loop.
6061 * cfganal.c (forwarder_block_p): Protect loop latches, headers
6063 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
6064 (cfg_layout_can_merge_blocks_p): Likewise.
6065 * cprop.c (bypass_block): If we create a loop with multiple
6066 entries, mark it for removal.
6067 * except.c (emit_to_new_bb_before): Add the new basic-block
6069 * tree-eh.c (lower_resx): Likewise.
6070 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
6071 (expand_omp_taskreg): Likewise.
6072 * tree-inline.c (initialize_cfun): Likewise.
6073 * tree-mudflap.c (add_bb_to_loop): Prototype.
6074 (mf_build_check_statement_for): Properly add new basic-blocks
6076 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
6077 if we remove a loop.
6078 (thread_through_loop_header): Likewise.
6079 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
6080 new basic-blocks to existing loops.
6081 (expand_transaction): Likewise.
6082 * Makefile.in (except.o): Add $(CFGLOOP_H).
6084 (cgraph.o): Likewise.
6085 (cprop.o): Likewise.
6086 (cfgexpand.o): Likewise.
6087 (cfganal.o): Likewise.
6088 (trans-mem.o): Likewise.
6089 (tree-eh.o): Likewise.
6091 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
6094 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
6095 (avr_builtin_decl): New static function.
6096 (struct avr_builtin_description, avr_bdesc): Move up.
6097 Add GTY marker. Add field fndecl. Remove redundant field id.
6098 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
6099 (avr_expand_builtin): Code cleanup because .id is removed.
6101 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
6104 * config.gcc (tm_file): Remove avr/multilib.h.
6106 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
6108 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
6109 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
6110 * config/avr/t-avr: Remove generation of multilib.h.
6111 * config/avr/t-multilib: Regenerate.
6112 * config/avr/multilib.h: Remove.
6113 * config/avr/avr.opt (-msp8): New option.
6114 (avr_sp8): New variable.
6115 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
6116 * config/avr/avr.h (AVR_HAVE_SPH): New define.
6117 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
6118 (avr_device_to_sp8): New prototype.
6119 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
6120 (DRIVER_SELF_SPECS): New define.
6121 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
6122 __AVR_SP8__, __AVR_HAVE_SPH__.
6123 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
6124 AVR_HAVE_8BIT_SP to decide if SP_H is present.
6125 (avr_file_start): Ditto.
6127 2012-03-28 Jakub Jelinek <jakub@redhat.com>
6130 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
6131 instead of 8 in adjust_address.
6133 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
6136 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
6139 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
6142 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
6143 Rearrange conditional logic. Move displacement address calculations
6145 (sh_find_mov_disp_adjust): ... this new function.
6147 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
6149 * config/arm/arm.opt (mapcs): Remove MaskExists.
6150 * config/cris/linux.opt (mno-gotplt): Likewise.
6151 * config/i386/i386.opt (mhard-float): Likewise.
6153 (mno-sse4): Likewise.
6154 * config/m68k/m68k.opt (mhard-float): Likewise.
6155 * config/mep/mep.op (mcop32): Likewise.
6156 * config/pa/pa-hpux.opt (msio): Likewise.
6157 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
6158 * config/picochip/picochip.opt (mlittle): Likewise.
6159 * config/sh/sh.opt (mrenesas): Likewise.
6160 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
6161 * config/sparc/sparc.opt (mhard-float): Likewise.
6162 * config/v850/v850.opt (mv850es): Likewise.
6163 * config/vax/vax.opt (mg-float): Likewise.
6165 2012-03-27 Martin Jambor <mjambor@suse.cz>
6168 * tree-sra.c (sra_modify_assign): Do not call
6169 load_assign_lhs_subreplacements when working with an unscalarizable
6172 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
6175 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
6177 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
6178 * config/i386/i386.c: Include reload.h.
6179 (ix86_legitimize_reload_address): New function.
6181 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
6183 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
6184 hasn't been allocated. Define a target macro for Mask and
6185 InverseMask if it hasn't been defined. Remove MaskExists handling.
6187 * doc/options.texi: Remove MaskExists.
6189 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
6192 * config/sh/sh.c (find_barrier): Add equality check of last_got
6193 to avoid going above orig insn. Update comments.
6195 2012-03-27 Richard Guenther <rguenther@suse.de>
6198 * fold-const.c (try_move_mult_to_index): Handle &x.array more
6201 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
6203 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
6204 of a unit before computing the offset in units.
6205 * expr.c (get_bit_range): Return the null range if the enclosing record
6206 is part of a larger bit field.
6208 2012-03-27 Tristan Gingold <gingold@adacore.com>
6210 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
6211 * config/ia64/ia64.md: Remove mode in template.
6212 Sign extend operand in expand_simple_binop.
6213 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
6214 CASE_VECTOR_MODE instead of TARGET_ILP32.
6215 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
6217 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
6219 * varasm.c (assemble_external): #if 0 out the new assert from the
6220 previous commit, it breaks the Java and Go front ends.
6222 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
6224 * toplev.c (check_global_declaration_1): Do not call assemble_external.
6225 * expr.c (emit_block_move_libcall_fn): Likewise.
6226 (clear_storage_libcall_fn): Likewise.
6227 (expand_expr_addr_expr_1): Likewise.
6228 (expand_expr_real_1): Likewise.
6229 * calls.c (rtx_for_function_call): Likewise.
6231 * varasm.c (assemble_external): Assert this function is only called
6232 during or after expanding to RTL.
6234 2012-03-26 Martin Jambor <mjambor@suse.cz>
6236 PR tree-optimization/50052
6237 * tree-sra.c (tree_non_aligned_mem_p): Removed.
6238 (tree_non_aligned_mem_for_access_p): Likewise.
6239 (build_accesses_from_assign): Removed strict alignment requirements
6241 (access_precludes_ipa_sra_p): Likewise.
6243 2012-03-26 Richard Guenther <rguenther@suse.de>
6245 PR tree-optimization/52701
6246 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
6247 compute and set the evolution part of PHI nodes.
6249 2012-03-26 Richard Guenther <rguenther@suse.de>
6251 PR tree-optimization/52721
6252 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
6254 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
6256 PR tree-optimization/52686
6257 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
6260 2012-03-26 Tristan Gingold <gingold@adacore.com>
6262 * config/alpha/vms.h (LINK_SPEC): Simplify.
6263 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
6264 (NAME__MAIN, SYMBOL__MAIN): Remove.
6265 (VMS_DEBUG_MAIN_POINTER): Remove.
6266 * config/ia64/vms.h: Likewise.
6267 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
6268 code to vms.c. Call vms_start_function.
6269 * config/ia64/ia64.c (ia64_start_function): Likewise.
6270 * config/vms/vms-protos.h (vms_start_function): Declare.
6271 * config/vms/vms.c (vms_start_function): New function.
6272 * config/vms/vms.h (MATH_LIBRARY): Define.
6273 (VMS_DEBUG_MAIN_POINTER): Define.
6275 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
6277 PR rtl-optimization/52629
6278 * reload1.c (count_pseudo): Short-circuit common case.
6279 (count_spilled_pseudo): Return early for pseudos without hard regs.
6280 Assert that the pseudo has got a hard reg before manipulating it.
6282 2012-03-24 Jan Hubicka <jh@suse.cz>
6285 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
6286 (decide_is_variable_needed): Do not handle toplevel reorder here.
6287 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
6288 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
6291 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
6293 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
6294 and str_bitsize instead of more convoluted expressions.
6296 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
6299 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
6301 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
6304 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
6306 2012-03-23 Martin Jambor <mjambor@suse.cz>
6308 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
6310 2012-03-23 Richard Guenther <rguenther@suse.de>
6312 PR tree-optimization/52678
6313 * tree-vectorizer.h (struct _stmt_vec_info): Add
6314 loop_phi_evolution_part member.
6315 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
6316 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
6317 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
6318 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
6319 Use the cached evolution part and the PHI nodes value from
6320 the loop preheader edge instead of re-analyzing the evolution.
6322 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6324 * config/mips/mips-tables.opt: Update.
6325 * config/mips/mips.md (processor): Add xlp.
6326 * config/mips/mips-cpus.def: Add xlp.
6327 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
6329 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
6330 * doc/invoke.texi: Mention XLP.
6332 2012-03-22 Jakub Jelinek <jakub@redhat.com>
6335 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
6336 on any new_local_var_chain vars declared during recursing on
6337 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
6339 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
6341 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
6342 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
6343 (ASM_OUTPUT_LOCAL): Ditto.
6344 (ASM_OUTPUT_COMMON): Remove.
6345 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
6346 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
6348 2012-03-22 Jan Hubicka <jh@suse.cz>
6351 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
6353 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
6354 * ipa-inline-transform.c (save_inline_function_body): Remove
6355 copied clone if needed.
6356 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
6358 2012-03-22 Richard Guenther <rguenther@suse.de>
6361 * fold-const.c (fold_ternary_loc): Fix typo.
6363 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
6366 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
6367 (unspecv): Add UNSPECV_MEMORY_BARRIER.
6368 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
6369 (delay_cycles_1, delay_cycles_2): Ditto.
6370 (delay_cycles_3, delay_cycles_4): Ditto.
6371 (nopv, *nopv): Ditto.
6372 (sleep, *sleep): Ditto.
6375 2012-03-22 Richard Guenther <rguenther@suse.de>
6377 PR tree-optimization/52548
6378 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
6379 because of clobbers.
6380 (prune_clobbered_mems): New function.
6381 (compute_antic_aux): Use it to prune ANTIC_OUT.
6382 (compute_partial_antic_aux): Use it to prune PA_IN.
6383 (compute_avail): Only insert expressions into EXP_GEN that are not
6384 invalidated when translated up to the beginning of the block.
6386 2012-03-22 Richard Guenther <rguenther@suse.de>
6388 PR tree-optimization/52638
6389 * tree-vect-stmts.c (vect_init_vector_1): New function, split
6391 (vect_init_vector): ... here. Handle scalar vector inits.
6392 (vect_get_vec_def_for_operand): Adjust.
6393 (vectorizable_load): Likewise.
6395 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
6397 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
6398 (alpha*-*-freebsd*): Ditto.
6399 (alpha*-*-netbsd*): Ditto.
6400 (alpha*-*-openbsd*): Ditto.
6401 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
6402 (DWARF2_DEBUGGING_INFO): Remove.
6403 (PREFERRED_DEBUGGING_TYPE): Remove.
6404 (ASM_FINAL_SPEC): Remove.
6405 (IDENT_ASM_OP): Remove.
6406 (ASM_OUTPUT_IDENT): Remove.
6407 (SKIP_ASM_OP): Remove.
6408 (ASM_OUTPUT_SKIP): Remove.
6409 (ALIGN_ASM_OP): Remove.
6410 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
6411 (ASM_OUTPUT_CASE_LABEL): Remove.
6412 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
6413 (COMMON_ASM_OP): Remove.
6414 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
6415 (ASCII_DATA_ASM_OP): Remove.
6416 (READONLY_DATA_SECTION_ASM_OP): Remove.
6417 (INIT_SECTION_ASM_OP): Remove.
6418 (FINI_SECTION_ASM_OP): Remove.
6419 (ASM_SECTION_START_OP): Remove.
6420 (ASM_OUTPUT_SECTION_START_FILE): Remove.
6421 (TARGET_ASM_NAMED_SECTION): Remove.
6422 (TARGET_ASM_SELECT_SECTION): Remove.
6423 (MAKE_DECL_ONE_ONLY): Remove.
6424 (TYPE_ASM_OP): Remove.
6425 (SIZE_ASM_OP): Remove.
6426 (ASM_WEAKEN_LABEL): Remove.
6427 (TYPE_OPERAND_FMT): Remove.
6428 (ASM_DECLARE_RESULT): Remove.
6429 (ASM_DECLARE_OBJECT_NAME): Remove.
6430 (ASM_FINISH_DECLARE_OBJECT): Remove.
6431 (ELF_ASCII_ESCAPES): Remove.
6432 (ELF_STRING_LIMIT): Remove.
6433 (STRING_ASM_OP): Remove.
6434 (ASM_OUTPUT_EXTERNAL): Remove.
6435 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
6436 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
6438 (ASM_DECLARE_FUNCTION_NAME): Ditto.
6439 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
6440 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
6441 (ASM_OUTPUT_SKIP): Ditto.
6442 (READONLY_DATA_SECTION_ASM_OP): Remove.
6443 (USER_LABEL_PREFIX): Remove.
6444 (ASM_OUTPUT_ASCII): Remove.
6445 (ASM_OUTPUT_CASE_LABEL): Remove.
6446 (NO_DOLLAR_IN_LABEL): Undefine.
6448 2012-03-22 Richard Guenther <rguenther@suse.de>
6450 PR tree-optimization/52459
6451 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
6452 PHI insertion for calls.
6454 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
6456 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
6457 find_sets_in_insn, canonicalize_insn): Split out from ...
6458 (cse_insn): ... here.
6459 (invalidate_from_clobbers): Take an insn instead of the pattern.
6461 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
6464 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
6465 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
6466 * config/sh/sh.md (sindf2, cosdf2): Remove.
6468 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
6471 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
6472 prologue for unwinder and profiler.
6474 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
6476 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
6477 Introduce emul_name to select the right linker emulation for
6478 powerpc64-*-freebsd*.
6479 * configure: Regenerate.
6480 * config.gcc: Add bits to support powerpc64-*-freebsd*.
6481 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
6482 * config/rs6000/freebsd64.h: New file.
6483 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
6485 (rs6000_savres_strategy): Likewise.
6486 (rs6000_savres_routine_name): Likewise.
6487 (rs6000_elf_file_end): Likewise.
6488 * config/rs6000/t-freebsd64: New file.
6489 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
6490 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
6492 * config/rs6000/freebsd64.h: Remove duplicated entries from last
6494 * config/rs6000/t-freebsd64: Likewise.
6496 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
6498 PR rtl-optimization/52543
6500 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
6501 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
6502 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
6503 (avr_load_libgcc_p): Restrict to __flash loads.
6504 (avr_out_lpm): Only handle 1-byte loads from __flash.
6505 (avr_load_lpm): New function.
6506 (avr_find_unused_d_reg): Remove.
6507 (avr_out_lpm_no_lpmx): Remove.
6508 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
6509 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
6510 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
6511 (load_<mode>, load_<mode>_clobber): New insns.
6512 (mov<mode>): For multi-byte move from non-generic
6513 16-bit address spaces: Expand to load_<mode> resp.
6514 load_<mode>_clobber.
6515 (load<mode>_libgcc): Remove expander.
6516 (split-lpmx): Remove split.
6518 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
6520 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
6521 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
6522 All callers changed.
6523 (Fixed_core_reg): New feature.
6524 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
6526 * neon-testgen.ml: Handle Fixed_core_reg.
6528 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
6530 * config/arm/arm.c (thumb2_reorg): Add complete support
6531 for 16-bit instructions.
6532 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
6534 2012-03-21 Richard Guenther <rguenther@suse.de>
6536 PR tree-optimizer/52636
6537 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
6538 to the appropriate type.
6540 2012-03-21 Richard Guenther <rguenther@suse.de>
6542 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
6544 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
6545 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
6546 * passes.c (init_optimization_passes): Remove pass_init_function,
6547 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
6548 * tree-pass.h (pass_init_function): Remove.
6549 (pass_jump): Remove.
6550 (pass_initial_value_sets): Remove.
6551 (pass_unshare_all_rtl): Remove.
6552 * integrate.c (pass_initial_value_sets): Remove.
6553 * emit-rtl.c (pass_unshare_all_rtl): Remove.
6554 * tree.h (init_function_for_compilation): Remove.
6555 * function.c (init_function_for_compilation): Remove.
6556 (pass_init_function): Remove.
6557 * cfgcleanup.c (rest_of_handle_jump): Remove.
6558 (pass_jump): Remove.
6560 2012-03-20 Jason Merrill <jason@redhat.com>
6562 * tree-streamer-in.c (streamer_alloc_tree): Call
6563 ggc_alloc_zone_cleared_tree_node instead of
6564 ggc_alloc_zone_cleared_tree_node_stat.
6566 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
6568 * doc/extend.texi (Template Instantiation): Remove anachronisms.
6570 2012-03-20 Jakub Jelinek <jakub@redhat.com>
6573 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
6574 (ix86_expand_vec_perm_const_1): Call it.
6576 * config/i386/i386.c (vselect_insn): New variable.
6577 (init_vselect_insn): New function.
6578 (expand_vselect, expand_vselect_insn): Add testing_p argument.
6579 Call init_vselect_insn if vselect_insn is NULL. Adjust
6580 PATTERN (vselect_insn), instead of creating a new insn each time,
6581 only emit a copy of it if not testing and recog has been successful.
6582 (expand_vec_perm_pshufb, expand_vec_perm_1,
6583 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
6587 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
6588 ("enabled" attribute): Handle avx2 and noavx2 isas.
6589 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
6591 (vec_dup<mode>): Add avx2 =x,x alternative.
6592 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
6593 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
6594 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
6595 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
6597 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
6598 if possible, handle also V8SFmode.
6600 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
6602 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
6603 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
6604 reg_or_zero_operand predicate.
6605 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
6607 2012-03-20 Jakub Jelinek <jakub@redhat.com>
6609 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
6610 If operand isn't UNSPEC, return 0.
6612 2012-03-20 Richard Guenther <rguenther@suse.de>
6614 * tree-pass.h (pass_rtl_eh): Remove.
6615 * except.c (gate_handle_eh): Likewise.
6616 (rest_of_handle_eh): Likewise.
6617 (pass_rtl_eh): Likewise.
6618 (finish_eh_generation): Export.
6619 * except.h (finish_eh_generation): Declare.
6620 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
6621 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
6622 after expanding stack alignment. Instead of compacting blocks
6625 2012-03-20 Richard Guenther <rguenther@suse.de>
6627 * stor-layout.c (finish_bitfield_representative): Fallback
6628 to conservative maximum size if the padding up to the next
6629 field cannot be computed as a constant.
6630 (finish_bitfield_layout): If we cannot compute the distance
6631 between the start of the bitfield representative and the
6632 bitfield member start a new representative.
6633 * expr.c (get_bit_range): The distance between the start of
6634 the bitfield representative and the bitfield member is zero
6635 if the field offsets are not constants.
6637 2012-03-20 Tristan Gingold <gingold@adacore.com>
6639 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
6640 convert in lowercase.
6641 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
6642 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
6643 * stor-layout.c (sizetype_tab): Adjust.
6644 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
6645 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
6646 instead of type_kind_last.
6647 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
6648 instead of size_int_kind.
6649 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
6650 * doc/tm.texi: Regenerate.
6651 * defaults.h (SIZETYPE): Provide a default value.
6652 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
6655 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
6657 * config/sh/sh.md: Use braced string notation where applicable.
6659 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
6661 * config/i386/i386.md (allocate_stack): Simplify.
6663 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
6665 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
6666 copy_to_mode_reg (Pmode, ...).
6667 (expand_builtin_frame_address): Ditto.
6668 * expr.c (emit_block_move_via_libcall): Ditto.
6669 (set_storage_via_libcall): Ditto.
6671 * config/i386/i386.c (ix86_expand_movmem): Ditto.
6672 (ix86_expand_setmem): Ditto.
6673 (ix86_trampoline_init): DItto.
6674 * config/i386/i386.md (cmpstrnsi): Ditto.
6676 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
6678 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
6679 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
6680 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
6681 (SH Options): Likewise.
6683 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
6685 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
6686 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
6687 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
6688 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
6689 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
6692 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6694 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
6695 * config/i386/i386.c (ix86_decompose_address): Use
6696 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
6697 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
6698 thread pointer to a register.
6701 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
6703 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
6704 if Pmode != word_mode.
6705 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
6706 Pmode == SImode for TARGET_X32.
6708 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
6709 (tls_initial_exec_x32): Likewise.
6711 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
6714 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
6715 DISP_ADDR_OFFSET): New macros.
6716 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
6717 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
6718 (sh_legitimize_address): Add QImode displacement handling.
6719 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
6721 (sh_secondary_reload): Add QImode displacement handling.
6722 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
6723 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
6724 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
6725 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
6726 to register operands only.
6727 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
6728 (extendqihi2): Change insn to expander.
6729 (*extendqihi2_compact_reg): New insn.
6730 (movqi_i, movqi): Replace with ...
6731 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
6732 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
6733 Add new peepholes for QImode displacement addressing.
6735 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
6738 * doc/invoke.texi: Document -Wuseless-cast.
6740 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
6742 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
6743 * tree.h (handled_component_p): Reorder cases.
6744 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
6745 not initialize unsignedp.
6746 (loc_list_from_tree): Likewise.
6747 (fortran_common): Likewise.
6748 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
6750 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
6752 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
6753 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
6754 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
6755 (ix86_split_long_move): Ditto.
6756 (legitimize_tls_address): Use ix86_gen_sub3.
6757 (construct_plt_address): Assert that Pmode == DImode.
6759 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
6761 * config/i386/i386.md: Remove empty predicates and/or constraints.
6762 * config/i386/sync.md: Ditto.
6763 * config/i386/sse.md: Ditto.
6764 * config/i386/mmx.md: Ditto.
6765 * config/i386/pentium.md: Ditto.
6766 * config/i386/athlon.md: Ditto.
6768 2012-03-16 Richard Guenther <rguenther@suse.de>
6770 PR tree-optimization/52603
6771 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
6775 2012-03-14 Richard Guenther <rguenther@suse.de>
6777 PR tree-optimization/52571
6778 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
6779 flag_section_anchors check ...
6780 (vect_can_force_dr_alignment_p): ... here.
6782 2012-03-16 Martin Jambor <mjambor@suse.cz>
6784 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
6785 memory through MEM_REFs by calling extract_bit_field.
6787 2012-03-16 Richard Guenther <rguenther@suse.de>
6789 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
6790 and REFERENCE_TYPE interpretations.
6791 (can_native_interpret_type_p): New function.
6792 (fold_ternary_loc): Use native encode/interpret to fold
6793 BIT_FIELD_REFs of constants.
6795 2012-03-16 Richard Guenther <rguenther@suse.de>
6798 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
6799 of vector constants and constructors.
6801 2012-03-16 Richard Guenther <rguenther@suse.de>
6803 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
6804 VIEW_CONVERT_EXPR to convert constants.
6805 (vect_is_simple_use): Treat all constants as vec_constant_def.
6807 2012-03-16 Richard Guenther <rguenther@suse.de>
6808 Kai Tietz <ktietz@redhat.com>
6811 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
6812 side-effects completely in the pre-queue and use a temporary
6815 2012-03-16 Richard Guenther <rguenther@suse.de>
6817 * stor-layout.c (finish_bitfield_representative): Fall back
6818 to the conservative maximum size if we cannot compute the
6819 size of the tail padding.
6821 2012-03-16 Tristan Gingold <gingold@adacore.com>
6823 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
6824 __CRTL_VER and __VMS_VER.
6825 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
6826 and vms_c_get_vms_ver.
6827 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
6829 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
6830 (VMS_DEFAULT_VMS_VER): Define.
6831 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
6832 (VMS_DEFAULT_VMS_VER): Define.
6834 2012-03-16 Richard Guenther <rguenther@suse.de>
6836 * tree-vect-loop.c (get_initial_def_for_induction): Use
6837 build_constructor directly.
6838 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
6839 build_vector_from_val.
6840 * tree.c (build_vector_from_val): Avoid creating a constructor
6841 first when we want a constant vector.
6843 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6845 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
6847 2012-03-16 Richard Guenther <rguenther@suse.de>
6849 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
6850 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
6851 (struct tree_vector): Remove elements member, add variable size
6853 (build_vector_stat): Declare.
6854 (build_vector): Define in terms of build_vector_stat.
6855 * tree.c (build_vector): Rename to ...
6856 (build_vector_stat): ... this. Take array of trees as parameter.
6857 (build_vector_from_ctor): Adjust.
6858 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
6859 initializer_zerop): Adjust.
6860 * cfgexpand.c (expand_debug_expr): Likewise.
6861 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
6862 const_vector_from_tree): Likewise.
6863 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
6864 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
6865 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
6866 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
6867 (lto_input_ts_vector_tree_pointers): Adjust.
6868 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
6869 (write_ts_vector_tree_pointers): Adjust.
6870 * varasm.c (const_hash_1, compare_constant, copy_constant,
6871 output_constant): Adjust.
6872 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
6873 * print-tree.c (print_node): Adjust.
6874 * tree-pretty-print.c (dump_generic_node): Adjust.
6875 * tree-vect-generic.c (uniform_vector_p, vector_element,
6876 lower_vec_perm): Adjust.
6877 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
6878 * tree-vect-slp.c (vect_get_constant_vectors,
6879 vect_transform_slp_perm_load): Adjust.
6880 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
6881 * expmed.c (make_tree): Adjust.
6882 * config/i386/i386.c (ix86_expand_builtin): Adjust.
6883 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
6885 (sparc_fold_builtin): Adjust.
6887 2012-03-16 Tristan Gingold <gingold@adacore.com>
6889 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
6890 * config/vms/vms-stdint.h: New file.
6892 2012-03-16 Tristan Gingold <gingold@adacore.com>
6894 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
6895 (ia64-hp-*vms*): Replaced by ...
6896 (*-*-*vms*): ... This new entry.
6898 2012-03-15 Jakub Jelinek <jakub@redhat.com>
6901 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
6902 (ix86_expand_vec_perm_const_1): Use it.
6905 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
6906 (avx2_permv4df): Remove.
6907 (avx2_permv4di): Macroize into...
6908 (avx2_perm<mode>): ... this using VI8F_256 iterator.
6909 (avx2_permv4di_1): Macroize into...
6910 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
6912 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
6914 * combine.c (apply_distributive_law): Do not distribute SUBREG.
6916 2012-03-15 Ira Rosen <irar@il.ibm.com>
6917 Ulrich Weigand <ulrich.weigand@linaro.org>
6919 * tree-vect-patterns.c (widened_name_p): Rename to ...
6920 (type_conversion_p): ... this. Add new argument to determine
6921 if it's a promotion or demotion operation. Check for
6922 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
6923 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
6925 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
6926 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
6928 (vect_recog_mixed_size_cond_pattern): Likewise and allow
6929 non-constant then and else clauses.
6931 2012-03-15 Ira Rosen <irar@il.ibm.com>
6932 Ulrich Weigand <ulrich.weigand@linaro.org>
6934 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
6935 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
6937 * tree-vect-patterns.c (widened_name_p): Pass basic block
6938 info to vect_is_simple_use.
6939 (vect_recog_dot_prod_pattern): Fail for basic blocks.
6940 (vect_recog_widen_sum_pattern): Likewise.
6941 (vect_handle_widen_op_by_const): Support basic blocks.
6942 (vect_operation_fits_smaller_type,
6943 vect_recog_over_widening_pattern): Likewise.
6944 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
6945 Update call to vect_is_simple_use.
6946 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
6948 (check_bool_pattern): Add an argument, update call to
6949 vect_is_simple_use and the recursive calls.
6950 (vect_recog_bool_pattern): Update relevant function calls.
6952 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
6953 (vect_pattern_recog_1): Check for reduction only in loops.
6954 (vect_pattern_recog): Add new argument. Support basic blocks.
6955 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
6956 info to vect_is_simple_use_1.
6957 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
6958 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
6960 2012-03-15 Jakub Jelinek <jakub@redhat.com>
6961 Andrew Pinski <apinski@cavium.com>
6964 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
6965 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
6966 calls instead of __builtin_ir{int,ound}*.
6968 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6970 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
6973 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6975 * config.gcc (target_type_format_char): New. Document it. Set it for
6977 * configure.ac (gnu_unique_option): Use target_type_format_char
6978 in test. Comment rationale.
6979 * configure: Regenerate .
6981 2012-03-15 Jakub Jelinek <jakub@redhat.com>
6983 PR tree-optimization/52267
6984 * tree-vrp.c (masked_increment): New function.
6985 (register_edge_assert_for_2): Derive ASSERT_EXPRs
6986 from (X & CST1) cmp CST2 tests.
6988 2012-03-15 Richard Guenther <rguenther@suse.de>
6991 * tree-data-ref.c (subscript_dependence_tester_1): Check
6992 all dimensions for non-conflicting access functions.
6994 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6997 * doc/invoke.texi [C++ Language Options]: Document
6998 -ftemplate-backtrace-limit.
7000 2012-03-15 Tristan Gingold <gingold@adacore.com>
7002 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
7005 2012-03-15 Tristan Gingold <gingold@adacore.com>
7007 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
7008 use DW_OP_call_frame_cfa.
7010 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
7013 * config/i386/i386-opts.h (pmode): New.
7015 * config/i386/i386.c (ix86_option_override_internal): Properly
7016 check and set ix86_pmode.
7018 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
7020 * config/i386/i386.opt (maddress-mode=): New.
7022 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
7024 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7026 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
7027 (dwarf2out_do_cfi_asm): Likewise.
7028 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
7030 (add_data_member_location_attribute): Likewise.
7031 (gen_array_type_die): Likewise.
7032 (gen_subprogram_die): Likewise.
7033 (gen_producer_string): Likewise.
7034 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
7035 Remove MIPS_DEBUGGING_INFO handling.
7036 (sdb_debug_hooks): Likewise.
7037 (sdbout_begin_block): Likewise.
7038 (sdbout_end_block): Likewise.
7039 (sdbout_begin_prologue): Likewise.
7040 (sdbout_start_source_file): Likewise.
7041 (sdbout_end_source_file): Likewise.
7042 (sdbout_init): Likewise.
7043 * system.h (MIPS_DEBUGGING_INFO): Poison.
7045 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7047 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
7048 (alpha_file_start) [MS_STAMP]: Remove.
7050 * config/alpha/elf.h (TARGET_GAS): Remove.
7051 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
7052 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
7053 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
7054 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
7055 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
7056 (alpha*-*-freebsd*): Likewise.
7057 (alpha*-*-netbsd*): Likewise.
7058 (alpha*-*-openbsd*): Likewise.
7059 (alpha*-*-*): Remove target_cpu_default2.
7060 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
7062 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
7063 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
7064 * config/alpha/alpha.c (print_operand): Always assume
7065 TARGET_AS_SLASH_BEFORE_SUFFIX.
7066 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
7067 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
7068 ("*builtin_setjmp_receiver_er_1"): Remove.
7069 * config/alpha/alpha.opt (malpha-as): Remove.
7071 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
7073 Remove DEC Unix reference.
7075 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
7076 (EXTENDED_COFF): Remove.
7077 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
7078 (EXTENDED_COFF): Don't undef.
7079 * config/alpha/alpha.c (alpha_file_start): Always assume
7081 Don't set targetm.asm_file_start_file_directive.
7082 [!OBJECT_FORMAT_ELF]: Remove.
7083 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
7085 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
7086 (DBX_DEBUGGING_INFO): Remove.
7087 (MIPS_DEBUGGING_INFO): Remove.
7088 (PREFERRED_DEBUGGING_TYPE): Remove.
7089 (DBX_OUTPUT_SOURCE_LINE): Remove.
7090 (SDB_OUTPUT_SOURCE_LINE): Remove.
7091 (DBX_CONTIN_LENGTH): Remove.
7092 (NO_DBX_FUNCTION_END): Remove.
7093 (ASM_STABS_OP): Remove.
7094 (ASM_STABN_OP): Remove.
7095 (ASM_STABD_OP): Remove.
7096 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
7097 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
7098 (PUT_SDB_DEF): Remove.
7099 (PUT_SDB_PLAIN_DEF): Remove.
7100 (PUT_SDB_TYPE): Remove.
7101 (sdb_label_count): Remove.
7102 (PUT_SDB_BLOCK_START): Remove.
7103 (PUT_SDB_BLOCK_END): Remove.
7104 (PUT_SDB_FUNCTION_START): Remove.
7105 (PUT_SDB_FUNCTION_END): Remove.
7106 (PUT_SDB_EPILOGUE_END): Remove.
7107 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
7108 (MIPS_DEBUGGING_INFO): Don't undef.
7109 (DBX_DEBUGGING_INFO): Don't undef.
7110 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
7111 (MIPS_DEBUGGING_INFO): Don't undef.
7112 (DBX_DEBUGGING_INFO): Don't undef.
7113 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
7114 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
7116 (alpha_start_function): Likewise.
7117 (sdb_label_count): Remove.
7118 (alpha_output_filename): Remove DBX_DEBUG handling.
7119 (alpha_file_start): Likewise.
7121 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7123 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
7124 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
7125 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
7127 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
7128 (ld_tls_support): Remove Solaris 8 references.
7129 (lwp_dir, lwp_spec): Remove support for alternate thread library.
7130 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
7131 * configure: Regenerate.
7132 * config.in: Regenerate.
7134 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
7135 * config/i386/sol2.h: Remove Solaris 8 references.
7137 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
7138 (i?86-*-solaris2.9): ... this.
7139 Remove Solaris 8 references.
7140 (Specific, *-*-solaris2*): Document Solaris 8 removal.
7141 Remove Solaris 8 references.
7143 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7145 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
7146 (mips-sgi-irix6.5*): Remove.
7147 * config.host (mips-sgi-irix*): Remove.
7148 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
7149 (set_have_as_tls): Remove *-*-irix6*.
7150 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
7151 * configure: Regenerate.
7153 * config/mips/iris6.h: Remove.
7154 * config/mips/iris6.opt: Remove.
7155 * config/mips/t-irix6: Remove.
7157 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
7158 (TARGET_IRIX6): Remove.
7159 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
7160 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
7161 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
7163 (mips_file_start): Likewise.
7164 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
7166 * config/mips/driver-native.c [__sgi__]: Remove.
7167 (host_detect_local_cpu) [__sgi__]: Remove.
7169 * config/mips/gnu-user.h: Remove iris5.h reference.
7171 * config/mips/mips-modes.def: Remove IRIX 6 reference.
7172 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
7173 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
7176 * gcc.c (main): Move asm_debug initialization ...
7177 (asm_debug): ... here.
7179 * ginclude/stddef.h (__STDDEF_H__): Don't define.
7181 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
7182 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
7183 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
7184 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
7185 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
7186 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
7188 * doc/tm.texi: Regenerate.
7190 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
7192 (MIPS Options, -march): Remove IRIX reference.
7193 * doc/install.texi (Binaries, SGI IRIX): Remove.
7194 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
7196 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
7198 2012-03-14 Martin Jambor <mjambor@suse.cz>
7200 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
7201 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
7202 (expand_expr_real_1): Do not handle misalignment if modifier is
7205 2012-03-14 Richard Guenther <rguenther@suse.de>
7208 * tree-vect-generic.c (type_for_widest_vector_mode): Take
7209 element type instead of mode, use build_vector_type_for_mode
7210 instead of the langhook, build a vector of proper signedness.
7211 (expand_vector_operations_1): Adjust.
7213 2012-03-14 Richard Guenther <rguenther@suse.de>
7216 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
7217 a cgraph node for a FUNCTION_DECL that comes from a constructor.
7218 (gimple_get_virt_method_for_binfo): Likewise.
7220 2012-03-14 Richard Guenther <rguenther@suse.de>
7222 PR tree-optimization/52571
7223 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
7224 flag_section_anchors check ...
7225 (vect_can_force_dr_alignment_p): ... here. Do not re-align
7226 DECL_COMMON variables.
7228 2012-03-14 Richard Guenther <rguenther@suse.de>
7230 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
7231 * stor-layout.c (start_bitfield_representative): New function.
7232 (finish_bitfield_representative): Likewise.
7233 (finish_bitfield_layout): Likewise.
7234 (finish_record_layout): Call finish_bitfield_layout.
7235 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
7236 for QUAL_UNION_TYPE fields.
7237 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
7238 Stream DECL_BIT_FIELD_REPRESENTATIVE.
7239 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
7244 * expr.c (get_bit_range): Unconditionally extract bitrange
7245 from DECL_BIT_FIELD_REPRESENTATIVE.
7246 (expand_assignment): Adjust call to get_bit_range.
7248 2012-03-14 Richard Guenther <rguenther@suse.de>
7251 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
7252 the outermost conversion is a sign-change only.
7253 (fold_binary_loc): Disregard widening and sign-changing
7254 conversions when we determine if two variables are equal
7256 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
7257 (T1)x if the outermost conversion is a sign-change only.
7259 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
7262 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
7264 * config/i386/predicates.md (constant_call_address_operand): Declare
7265 as special predicate. Update all uses.
7267 2012-03-13 Jakub Jelinek <jakub@redhat.com>
7270 * c-parser.c (c_parser_postfix_expression)
7271 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
7273 * config/i386/smmintrin.h: Avoid /* within a comment.
7274 * config/i386/nmmintrin.h: Likewise.
7276 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
7278 * config/i386/i386.md (xbegin): Remove constraint from expander.
7280 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
7282 * config/i386/predicates.md (constant_call_address_operand): Declare
7283 as special predicate. Update all uses.
7284 * config/i386/i386.md: Remove mode from constant_call_address_operand
7286 * config/i386/i386.c (ix86_output_call_insn): Call
7287 constant_call_address_operand with VOIDmode.
7289 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
7291 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
7292 AND zero extended address correctly.
7294 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
7296 * config/i386/predicates.md (tls_symbolic_operand): Declare as
7298 (tls_modbase_operand): Ditto.
7299 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
7300 tls_modbase_operand predicates.
7302 2012-03-13 Martin Jambor <mjambor@suse.cz>
7304 * expr.c (expand_assignment): Handle misaligned scalar writes to
7305 memory through top-level MEM_REFs by calling store_bit_field.
7307 2012-03-13 Richard Guenther <rguenther@suse.de>
7310 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
7311 if Y is a constant multiple of 1 << CST.
7313 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
7316 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
7317 offset (size) to a value the insns can deal with.
7318 (expand_epilogue): Ditto.
7320 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7322 * config/arm/neon.ml (ops): Fixup expected instructions for
7323 unsigned vector compares.
7325 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
7327 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
7328 addresses only when %reg is not in word mode.
7330 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7332 * config/microblaze/microblaze.md: Fix typo.
7333 * tree-if-conv.c: Likewise.
7334 * tree-vect-patterns.c: Likewise.
7336 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7338 * config.gcc (extra_passes): Remove.
7339 * configure.ac (extra_passes): Don't substitute.
7340 * configure: Regenerate.
7341 * Makefile.in (EXTRA_PASSES): Remove.
7342 (GCC_PASSES): Remove $(EXTRA_PASSES).
7343 (MOSTLYCLEANFILES): Likewise.
7345 (install-common): Likewise.
7347 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
7349 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
7350 * config/i386/i386.c (ix86_decompose_address): Use
7351 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
7352 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
7353 thread pointer to a register.
7355 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
7357 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
7358 on tls_symbolic_operand.
7359 (tls_global_dynamic_64_<mode>): Likewise.
7361 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
7364 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
7365 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
7367 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
7370 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
7371 type from reg_class_t to enum reg_class.
7372 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
7374 2012-03-12 Andrew Pinski <apinski@cavium.com>
7376 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
7377 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
7378 (value_replacement): Likewise.
7379 (empty_block_p): Check also if the PHIs for the block are empty.
7381 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
7384 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
7385 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
7386 r184615 from 2012-02-28.
7388 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
7390 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
7391 (ix86_gen_tls_local_dynamic_base_64): Likewise.
7392 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
7393 and ix86_gen_tls_local_dynamic_base_64.
7394 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
7395 ix86_gen_tls_local_dynamic_base_64.
7397 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
7398 (*tls_global_dynamic_64_<mode>): This.
7399 (tls_global_dynamic_64): Renamed to ...
7400 (tls_global_dynamic_64_<mode>): This.
7401 (*tls_local_dynamic_base_64): Renamed to ...
7402 (*tls_local_dynamic_base_64_<mode>): This.
7403 (tls_local_dynamic_base_64): Renamed to ...
7404 (tls_local_dynamic_base_64_<mode>): This.
7406 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
7408 * config/i386/i386.c (ix86_option_override_internal): Properly
7409 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
7410 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
7411 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
7412 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
7414 * config/i386/sse.md (sse3_monitor64): Renamed to ...
7415 (sse3_monitor64_<mode>): This.
7417 2012-03-12 Tristan Gingold <gingold@adacore.com>
7419 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
7420 (ia64_function_arg_advance): Ditto.
7422 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7424 * config.gcc (mips*-*-openbsd*): Remove.
7425 * config/mips/openbsd.h: Remove.
7426 * config/mips/sdb.h: Remove.
7428 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
7429 * config/mips/mips.c (sdb_label_count): Remove.
7430 (mips_debugger_offset): Remove #if 0 code.
7431 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
7432 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
7434 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7436 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
7438 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
7439 Update binutils references.
7440 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
7441 Update binutils reference.
7442 Update Sun as/GNU ld caveat.
7443 Document binutils largefile requirement for LTO plugin.
7444 Remove reference to alternate libpthread.
7446 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7448 * config.gcc (alpha*-dec-osf5.1*): Remove.
7449 * config.host (alpha*-dec-osf*): Remove.
7450 * configure.ac (*-*-osf*): Remove.
7451 (alpha*-dec-osf*): Remove.
7452 * configure: Regenerate.
7454 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
7455 config/alpha/va_list.h, config/alpha/x-osf: Remove.
7457 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
7458 * config/alpha/alpha.c (struct machine_function): Update comment.
7459 (alpha_start_function): Remove Tru64 UNIX as handling for
7461 * config/alpha/alpha.md ("exception_receiver"): Remove
7462 TARGET_LD_BUGGY_LDGP.
7463 ("*exception_receiver_2"): Likewise.
7464 * except.c (finish_eh_generation): Remove Tru64 reference.
7465 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
7466 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
7467 * target.def (handle_pragma_extern_prefix): Remove.
7469 * Makefile.in (mips-tfile.o-warn): Remove.
7470 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
7471 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
7472 * mips-tdump.c, mips-tfile.c: Remove.
7474 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
7476 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
7477 (Specific, alpha*-dec-osf5.1): Note removal.
7478 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
7480 * doc/tm.texi: Regenerate.
7481 * doc/trouble.texi (Cross-Compiler Problems): Remove.
7483 2012-03-12 Richard Guenther <rguenther@suse.de>
7485 * config/arm/arm.c (neon_dereference_pointer): Do not call
7486 covert during RTL expansion.
7488 2012-03-12 Tristan Gingold <gingold@adacore.com>
7490 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
7491 Options. Mention -mpointer-size.
7493 2012-03-12 Richard Guenther <rguenther@suse.de>
7495 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
7496 build_nonstandard_integer_type.
7498 2012-03-12 Richard Guenther <rguenther@suse.de>
7500 * tree.c (signed_or_unsigned_type_for): Use
7501 build_nonstandard_integer_type.
7502 (signed_type_for): Adjust documentation.
7503 (unsigned_type_for): Likewise.
7504 * tree-pretty-print.c (dump_generic_node): Use standard names
7505 for non-standard integer types if available.
7507 2012-03-12 Tristan Gingold <gingold@adacore.com>
7509 * config/vms/vms.opt: Add vms-opts.h header.
7510 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
7512 (-mvms-return-codes): Document.
7513 (-mpointer-size): New option.
7514 (vms_pointer_size): Add enumeration.
7515 * config/vms/vms-opts.h: New file.
7516 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
7517 __INITIAL_POINTER_SIZE.
7518 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
7519 (C_COMMON_OVERRIDE_OPTIONS): Define.
7520 (DWARF2_ADDR_SIZE): Define.
7521 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
7522 * config/vms/vms-protos.h (vms_c_common_override_options):
7524 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
7525 if -mno-pointer-size.
7526 (vms_c_common_override_options): New function.
7527 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
7528 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
7529 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
7530 and flag_vms_pointer_size.
7531 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
7532 * config.gcc (*-*-*vms*): Define xm_file.
7533 (alpha*-dec-*vms*): Do not define xm_file.
7534 (alpha64-dec-*vms*): Remove.
7535 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
7538 2012-03-12 Jakub Jelinek <jakub@redhat.com>
7540 PR tree-optimization/51721
7541 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
7542 if (int) unsvar cmp CST.
7544 2012-03-12 Richard Guenther <rguenther@suse.de>
7546 * tree-sra.c (create_access_replacement): Only rename the replacement
7547 if we can rewrite it into SSA form. Properly mark register typed
7548 replacements that we cannot rewrite with TREE_ADDRESSABLE.
7549 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
7550 for aggregate or BLKmode results.
7552 2012-03-12 Jakub Jelinek <jakub@redhat.com>
7554 PR tree-optimization/52533
7555 * tree-vrp.c (register_edge_assert_for_2): Use double_int
7556 type for mask, only handle shifts by non-zero in-range
7557 shift count, for LE_EXPR and GT_EXPR if new_val is
7558 maximum, don't add the assertion.
7560 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
7562 * doc/invoke.texi: Document -mrtm option.
7563 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
7564 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
7565 (ix86_handle_option): Handle OPT_mrtm.
7566 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
7568 (x86_64-*-*): Ditto.
7569 * i386-builtin-types.def (INT_FTYPE_VOID): New.
7570 * config/i386/i386-c.c (ix86_target_macros_internal): Define
7572 (ix86_target_string): Define -mrtm option.
7574 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
7576 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
7577 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
7579 (bdesc_special_args): Ditto.
7580 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
7581 (ix86_expand_special_args_builtin): Handle new built-in type.
7582 (ix86_expand_builtin): Handle XABORT instruction.
7583 * config/i386/i386.h (TARGET_RTM): New.
7584 * config/i386/i386.md (UNSPECV_XBEGIN): New.
7585 (UNSPECV_XEND): Ditto.
7586 (UNSPECV_XABORT): Ditto.
7587 (UNSPECV_XTEST): Ditto.
7594 * config/i386/i386.opt (mrtm): New.
7595 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
7596 * config/i386/rtmintrin.h: New header.
7597 * config/i386/xtestintrin.h: Ditto.
7599 2012-03-12 Tristan Gingold <gingold@adacore.com>
7601 * ginclude/stddef.h: Adjust previous patch.
7602 Use __VMS__ instead of VMS.
7604 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
7606 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
7607 Also convert sequences with CC setting arithmetic instruction.
7609 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
7611 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
7612 from C Language Options to Preprocessor Options.
7613 (C Dialect Options): Move -no-integrated-cpp documentation
7615 (Preprocessor Options): ...to here. Rewrite the description
7616 so it makes more sense, and remove discussion of merging front ends.
7618 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
7620 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
7622 (ix86_expand_setmem): Likewise.
7624 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
7626 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
7629 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
7631 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
7632 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
7634 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
7636 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
7638 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
7640 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
7643 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
7644 Uros Bizjak <ubizjak@gmail.com>
7646 * config/i386/predicates.md (call_insn_operand): Allow
7647 constant_call_address_operand in Pmode only.
7648 (sibcall_insn_operand): Ditto.
7649 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
7650 (*call_vzeroupper): Ditto.
7652 (*sibcall_vzeroupper): Ditto.
7653 (*call_value): Ditto.
7654 (*call_value_vzeroupper): Ditto.
7655 (*sibcall_value): Ditto.
7656 (*sibcall_value_vzeroupper): Ditto.
7657 (*indirect_jump): Ditto.
7658 (*tablejump_1): Ditto.
7659 (indirect_jump): Convert memory address to word mode for TARGET_X32.
7661 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
7664 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
7667 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
7668 Use movrt_negc instead of negc pattern for non-SH2A.
7670 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
7672 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
7674 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
7675 if Pmode != word_mode.
7676 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
7677 Pmode == SImode for TARGET_X32.
7679 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
7680 (tls_initial_exec_x32): Likewise.
7682 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
7684 PR rtl-optimization/52528
7685 * combine.c (can_combine_p): Add setting of subst_low_luid
7686 before call to expand_field_assignment().
7688 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
7690 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
7691 and related program names.
7693 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
7695 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
7697 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
7700 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
7701 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
7703 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
7704 (*movdi_internal_rex64): Use %E operand modifier for lea.
7705 (*movsi_internal): Ditto.
7707 (*lea<mode>_2): Ditto.
7708 (*lea_{3,4,5,6}_zext): Ditto.
7709 (*tls_global_dynamic_32_gnu): Ditto.
7710 (*tls_global_dynamic_64): Ditto.
7711 (*tls_dynamic_gnu2_lea_32): Ditto.
7712 (*tls_dynamic_gnu2_lea_64): Ditto.
7713 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
7715 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7717 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
7718 redefine to be NULL if the current bit-size is different from the
7719 configured bit-size.
7721 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
7722 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
7723 set the default tuning. Add asserts to make sure the cpu and tune
7724 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
7725 test whether the index is set, instead of > 0.
7726 (rs6000_file_start): Do not reset the default cpu if the current
7727 bit-size is different from the configured bit-size.
7729 2012-03-09 Tristan Gingold <gingold@adacore.com>
7731 * config/vms/vms-crtlmap.map: Add comments.
7732 Add entries needed to build Ada RTS.
7734 2012-03-09 Tristan Gingold <gingold@adacore.com>
7736 * ginclude/stddef.h: Do not define __size_t on VMS.
7738 2012-03-09 Tristan Gingold <gingold@adacore.com>
7740 * c-tree.h (c_default_pointer_mode): New variable.
7741 * c-decl.c (c_default_pointer_mode): New variable.
7742 (c_build_pointer_type): New function.
7743 (grokdeclarator): Call c_build_pointer_type instead
7744 of build_pointer_type.
7746 * config/vms/vms-c.c: Include c-tree.h
7747 (saved_pointer_mode): New variable.
7748 (handle_pragma_pointer_size): New function.
7749 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
7750 (vms_c_register_pragma): Register __pointer_size and
7751 __required_pointer_size pragmas.
7753 2012-03-09 Tristan Gingold <gingold@adacore.com>
7755 * config/vms/vms-c.c (vms_construct_include_filename): New function.
7756 (vms_c_register_includes): Reference it.
7758 2012-03-09 Andrew Pinski <apinski@cavium.com>
7761 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
7763 (tree_ssa_phiopt_worker): Go through all the PHIs for
7764 value_replacement instead of just the singleton one.
7765 (value_replacement): Change return type to int. Return 0 instead of
7767 Allow the middle basic block to contain more than just the defining
7769 Handle non empty middle basic blocks.
7770 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
7772 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
7774 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
7775 array reference and component reference.
7776 (analyze_scalar_evolution_for_address_of): New.
7778 2012-03-08 Jie Zhang <jzhang918@gmail.com>
7781 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
7782 (hwloop_pattern_reg): Fix set but not used warning.
7783 (bfin_reorg_loops): Remove unused parameter.
7784 (bfin_reorg): Update use of bfin_reorg_loops.
7786 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
7788 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
7789 with integer parameters in registers.
7790 (gen_push): Push register in word_mode instead of Pmode.
7791 (ix86_emit_save_regs): Likewise.
7792 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
7793 (gen_pop): Pop register in word_mode instead of Pmode.
7794 (ix86_emit_restore_regs_using_pop): Likewise.
7795 (ix86_expand_prologue): Replace Pmode with word_mode for push
7796 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
7797 restore RAX and R10 in word_mode.
7798 (ix86_emit_restore_regs_using_mov): Restore integer registers
7800 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
7802 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
7803 (ix86_split_long_move): Likewise.
7805 * config/i386/i386.md (W): New.
7806 (*push<mode>2_prologue): Replace :P with :W.
7807 (*pop<mode>1): Likewise.
7808 (*pop<mode>1_epilogue): Likewise.
7809 (push/pop peephole2): Use word_mode scratch registers.
7811 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
7813 * config/i386/predicates.md (indirect_branch_operand): Simplify.
7815 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
7817 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
7818 for constants in [-63,63].
7820 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
7824 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
7826 * config/i386/i386.c (ix86_print_operand_address): Only handle
7827 zero-extended DImode addresses.
7829 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7831 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
7832 * configure: Regenerate.
7834 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
7837 * config/avr/avr.c (avr_mem_clobber): New static function.
7838 (avr_expand_delay_cycles): Add memory clobber operand to
7839 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
7840 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
7841 (enable_interrupt, disable_interrupt): New expander.
7842 (nopv, sleep, wdr): New expanders.
7843 (delay_cycles_1): Add memory clobber.
7844 (delay_cycles_2): Add memory clobber.
7845 (delay_cycles_3): Add memory clobber.
7846 (delay_cycles_4): Add memory clobber.
7847 (cli_sei): New insn from former "enable_interrupt",
7848 "disable_interrupt" with memory clobber.
7849 (*wdt): New insn from former "wdt" with memory clobber.
7850 (*nopv): Similar, but for "nopv".
7851 (*sleep): Similar, but for "sleep".
7853 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
7854 Kaz Kojima <kkojima@gcc.gnu.org>
7857 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
7858 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
7859 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7861 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
7863 * config/i386/predicates.md (x86_64_zext_general_operand): New.
7864 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
7865 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
7867 2012-03-07 Walter Lee <walt@tilera.com>
7869 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
7870 REG_CFA_* notes for the stack pointer.
7871 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
7872 EH_RETURN_STACKADJ_RTX.
7873 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
7874 generate REG_CFA_* notes for the stack pointer.
7875 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
7876 by EH_RETURN_STACKADJ_RTX.
7878 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
7880 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
7881 when __AVR_3_BYTE_PC__ is defined.
7883 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
7885 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
7886 (ix86_print_operand): Handle '^'.
7887 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
7888 using P mode iterator. Add %^ to asm template to conditionally emit
7890 (*rep_movdi_rex64): Ditto.
7891 (*strsetdi_rex_1): Ditto.
7892 (*rep_stosdi_rex64): Ditto.
7893 (*strmov{si,hi,qi}_1): Add %^ to asm template to
7894 conditionally emit addr32 prefix.
7895 (*rep_mov{si,qi}): Ditto.
7896 (*strset{si,hi,qi}): Ditto.
7897 (*rep_stos{si,qi}): Ditto.
7898 (*cmpstrnqi_nz_1): Ditto.
7899 (*cmpstrnqi_1): Ditto.
7900 (*strlenqi_1): Ditto.
7902 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
7904 * config/i386/i386.c (function_value_64): Return pointers in
7905 word_mode instead of Pmode.
7906 (ix86_promote_function_mode): Likewise.
7908 2012-03-07 Richard Guenther <rguenther@suse.de>
7910 * coverage.c (get_gcov_type): Use type_for_mode.
7911 (get_gcov_unsigned_t): Likewise.
7912 * expr.c (store_constructor): Use type_for_mode.
7913 (try_casesi): Likewise.
7914 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
7915 (add_standard_iv_candidates): Use standard type trees.
7916 * dojump.c (do_jump): Remove dead code.
7918 2012-03-07 Richard Guenther <rguenther@suse.de>
7920 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
7922 2012-03-07 Richard Guenther <rguenther@suse.de>
7924 * convert.c (strip_float_extensions): Move ...
7925 * tree.c (strip_float_extensions): ... here.
7927 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
7930 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
7932 2012-03-07 Richard Guenther <rguenther@suse.de>
7934 * omp-low.c (extract_omp_for_data): Use signed_type_for.
7935 (expand_omp_for_generic): Likewise.
7936 (expand_omp_for_static_nochunk): Likewise.
7937 (expand_omp_for_static_chunk): Likewise.
7938 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
7939 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
7940 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
7941 Use unsigned_type_for.
7942 (vect_create_cond_for_align_checks): Use signed_type_for.
7944 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
7946 PR rtl-optimization/52203
7947 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
7948 all callers to pass NULL except ...
7949 (reset_sched_cycles_in_current_ebb): ... here, save the value
7950 in new variable 'empty'. Increase issue_rate only for
7953 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
7956 * Makefile.in: Let install-gcc-ar depend on installdirs,
7957 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
7958 Don't double canonicalize if cross-compiling.
7960 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
7963 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
7964 to: RAMPZ, RAMPY, RAMPX, RAMPD.
7965 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
7967 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
7970 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
7972 * config/avr/avr.md (xload_8): Adjust insn length.
7974 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
7977 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
7978 if RAMPZ affects reading from RAM.
7980 2012-03-07 Richard Guenther <rguenther@suse.de>
7984 * doc/invoke.texi (Precompiled Headers): Remove sentence that
7985 suggests you can include PCHs from inside another header.
7987 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
7990 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
7992 2012-03-07 Kai Tietz <ktietz@redhat.com>
7994 * doc/invoke.texi (fwritable-relocated-rdata): Document
7995 new Cygwin/MinGW target option.
7996 * config/i386/winnt.c (i386_pe_unique_section): Ignore
7997 reloc if flag -fwritable-relocated-rdata is not set.
7998 (i386_pe_section_type_flags): Likewise.
7999 * config/i386/cygming.opt (fwritable-relocated-rdata):
8000 Add new flag variable flag_writable_rel_rdata.
8002 2012-03-07 Richard Guenther <rguenther@suse.de>
8004 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
8005 precision against gimple constraints.
8007 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
8010 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
8012 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
8013 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
8015 (init_emit_regs): Move associated initialization to...
8016 (init_emit_once): ...here.
8018 2012-03-06 Richard Henderson <rth@redhat.com>
8020 * config/m68k/m68k.h (ISA_HAS_TAS): New.
8021 * config/m68k/sync.md (atomic_test_and_set): Use it.
8022 (atomic_test_and_set_1): Likewise.
8024 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
8027 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
8028 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
8029 (vector_ltgt<mode>): Likewise.
8030 (vector_ordered<mode>): Likewise.
8031 (vector_unordered<mode>): Likewise.
8032 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
8034 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
8036 * trans-mem.c: New typedef for tm_region_p.
8037 Define vector types for tm_region_p.
8038 (tm_region_init): Replace region_worklist to a vector called
8041 2012-03-06 Richard Guenther <rguenther@suse.de>
8043 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
8044 MEM_REF with constant pointer operand.
8046 2012-03-06 Richard Guenther <rguenther@suse.de>
8049 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
8051 2012-03-06 Tristan Gingold <gingold@adacore.com>
8053 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
8054 (external_model_kind): Improve documentation.
8055 (vms_pragma_extern_model): Handle relaxed_redef.
8056 (vms_c_register_pragma): Allow expansion for nomember_alignment.
8058 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
8060 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
8061 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
8062 Some more notes on EIND usage and reorder EIND subsection.
8064 2012-03-06 Tristan Gingold <gingold@adacore.com>
8066 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
8067 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
8069 2012-03-06 Tristan Gingold <gingold@adacore.com>
8071 * config/vms/t-vmsnative (version): Define.
8072 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
8074 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
8076 PR rtl-optimization/52250
8077 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
8078 to put note list into. Unconditionally call move_bb_info.
8079 (move_bb_info): Do not assert the blocks being in the same region,
8080 just drop the note list if they are not.
8082 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
8085 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
8086 and use unified expansion logic.
8087 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
8088 closer to the existing movt insn.
8089 (negc): Rename insn to *negc. Add new expander.
8090 (movnegt): Use xor pattern for T bit negation. Reserve helper
8091 constant for negc pattern.
8092 (*movnegt): New insn and splitter.
8094 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
8096 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
8099 2012-03-05 Richard Henderson <rth@redhat.com>
8101 * genemit.c (main): Include "target.h" in insn-emit.c.
8102 * Makefile.in (insn-emit.o): Depend on TARGET_H.
8103 * config/sh/sync.md (atomic_test_and_set): Reference
8104 targetm.atomic_test_and_set_trueval instead of
8105 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
8107 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
8109 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
8112 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
8114 * langhooks.c (add_builtin_type): New function.
8115 * langhooks.h (add_builtin_type): Export it.
8116 * config/mep/mep.c (mep_init_builtins): Use it.
8117 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
8119 2012-03-05 Jakub Jelinek <jakub@redhat.com>
8122 * tree.h (BLOCK_SAME_RANGE): Define.
8123 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
8124 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
8125 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
8126 isn't equal to supercontext fragment's fragment chain.
8127 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
8129 (blocks_nreverse_all): Likewise.
8130 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
8131 BLOCK_SUPERCONTEXT to supercontext fragment instead of
8132 supercontext fragment's fragment origin.
8133 * dwarf2out.c (add_high_low_attributes): If stmt has the same
8134 range as its parent (or parents thereof etc.), use the parent's
8135 DW_AT_ranges value instead of creating a new .debug_ranges range.
8137 2012-03-05 Richard Henderson <rth@redhat.com>
8140 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
8141 * omp-low.c (expand_omp_atomic): Assume anything aligned to
8142 BIGGEST_ALIGNMENT is aligned.
8144 2012-03-05 Richard Henderson <rth@redhat.com>
8146 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
8147 * config/sh/sh.c: ... here.
8149 2012-03-05 Richard Henderson <rth@redhat.com>
8152 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
8153 instead of calling negqi2 directly.
8155 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
8158 * trans-mem.c (tm_region_init): Use last_basic_block.
8160 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
8162 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
8163 * config/sh/sync.md (atomic_test_and_set): New expander.
8164 (tasb, atomic_test_and_set_soft): New insns.
8165 * config/sh/sh.opt (menable-tas): New option.
8166 * doc/invoke.texi (SH Options): Document it.
8168 2012-03-05 Richard Guenther <rguenther@suse.de>
8170 * cfgloop.c (verify_loop_structure): Verify dominators before
8172 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
8173 dominators from here.
8174 * graphite-scop-detection.c (create_sese_edges): Likewise.
8175 * loop-doloop.c (doloop_optimize_loops): Likewise.
8176 * loop-init.c (loop_optimizer_init): Likewise.
8177 * loop-unroll.c (unroll_and_peel_loops): Likewise.
8178 * loop-unswitch.c (unswitch_loops): Likewise.
8179 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
8180 * tree-parloops.c (parallelize_loops): Likewise. Verify
8181 only when checking is enabled.
8182 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
8184 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
8186 * genautomata.c (parse_automata_opt): New static function.
8187 (initiate_automaton_gen): Remove all option handling code. Remove
8188 argc argument. All callers changed.
8189 (main): Call init_rtx_reader_args_cb with the new function as argument.
8191 2012-03-05 Richard Guenther <rguenther@suse.de>
8193 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
8194 * tree-if-conv.c (combine_blocks): Free post-dominator info
8196 * tree-parloops.c (create_parallel_loop): Free and re-compute
8197 dominator info after breaking it.
8199 2012-03-05 Richard Guenther <rguenther@suse.de>
8202 * optabs.h (trapv_unoptab_p): New function.
8203 (trapv_binoptab_p): Likewise.
8204 * optabs.c (expand_binop): Use emit_libcall_block_1 with
8205 a proper equiv_may_trap argument.
8206 (expand_unop): Likewise.
8207 (emit_libcall_block_1): Take extra argument whether the
8208 instruction may trap. Renamed from ...
8209 (emit_libcall_block): ... this. New wrapper.
8211 2012-03-05 Jakub Jelinek <jakub@redhat.com>
8213 PR tree-optimization/51721
8214 * tree-vrp.c (register_edge_assert_for_2): If comparing
8215 lhs of right shift by constant with an integer constant,
8216 add ASSERT_EXPRs for the rhs1 of the right shift.
8218 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
8220 2012-03-05 Richard Guenther <rguenther@suse.de>
8222 * tree.c (integer_zerop): Handle VECTOR_CSTs.
8223 (integer_onep): Likewise.
8224 (integer_all_onesp): Likewise.
8226 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
8228 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
8230 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
8232 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
8233 instead of TARGET_64BIT.
8235 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
8237 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
8240 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
8242 * config/i386/i386.c (ix86_print_operand_address): Only handle
8243 zero-extended DImode addresses.
8245 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
8247 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
8248 taken and cputaken as bool.
8250 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
8252 * config/i386/constraints.md (Ya): New internal constraint.
8253 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
8254 (*zero_extendsidi2_rex64): Add x,x alternative.
8255 (*zero_extendsidi2): Ditto. Add o,0 alternative.
8256 Remove flags reg clobber. Adjust corresponding splits.
8257 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
8258 zero_extendqisi2 expanders using SWI12 mode iterator.
8259 (zero_extend<mode>si2_and): Macroize insn from
8260 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
8262 (*zero_extend<mode>si2): Macroize insn from
8263 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
8264 (*zero_extend*2_movzbl_and): Remove insn patterns.
8265 (zero_extendqihi2_and): Merge corresponding splitter.
8266 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
8267 (*zero_extend*2_movzbl_and): Remove insn patterns.
8268 (*anddi_1): Split TYPE_IMOVX instructions.
8269 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
8271 (and->zext splitter): Add splitter pattern.
8272 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
8274 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
8276 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
8278 (Debugging Options): Likewise.
8279 (Optimize Options): Likewise.
8280 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
8281 with other architectures. Use official processor names with correct
8282 spelling/capitalization. Fix formatting and grammar issues.
8283 (i386 and x86-64 Windows Options): Similar cleanup here.
8285 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
8287 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
8289 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
8291 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
8292 DBX_REGISTER_NUMBER.
8294 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
8296 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
8297 operand is CONST_INT. Take COSTS_N_INSNS into account.
8298 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
8301 2012-03-02 Richard Henderson <rth@redhat.com>
8303 * optabs.c (expand_atomic_test_and_set): Honor
8304 atomic_test_and_set_trueval even when atomic_test_and_set
8305 optab is not in use.
8307 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
8311 * config/sh/sh.c (sh_register_move_cost): Increase cost between
8312 GENERAL_REGS and FP_REGS for SImode.
8314 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
8317 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
8318 (absdi2): New expander.
8319 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
8321 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
8323 * config/sh/sync.md (atomic_exchange<mode>): New expander.
8324 (atomic_exchange<mode>_soft): New insn.
8326 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
8328 * config/sh/sync.md: Update copyright notice dates.
8329 (atomic_compare_and_swap<mode>): Use SImode for return value instead
8331 (atomic_compare_and_swap<mode>_soft): Likewise.
8333 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
8336 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
8337 * config/sh/sh.c: Update copyright notice dates.
8338 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
8339 alignment for TARGET_HARD_SH4.
8340 (sh_option_override): Reduce default function alignment. Set
8341 loop alignment to 4 bytes when not optimizing for size.
8343 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
8346 * doc/invoke.texi (floop-flatten): Remove.
8347 * toplev.c (process_options): Remove references to flag_loop_flatten.
8348 * tree-ssa-loop.c (gate_graphite_transform): Same.
8349 * common.opt (floop-flatten): Obsolete.
8350 * graphite-poly.c (apply_poly_transforms): Remove reference to
8352 * Makefile.in (graphite-flattening.o): Remove.
8353 * graphite-flattening.c: Remove.
8355 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
8357 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
8358 having mode compatible with the mode of previous compare. Substitute
8359 compare mode of previous compare with the mode, compatible
8360 with eliminated and previous compare.
8362 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
8364 * config/rs6000/dfp.md (floatdidd2): New define_insn.
8366 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
8368 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
8369 compatible with CCGOCmode and CCGCmode.
8371 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
8373 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
8375 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
8377 * config/arm/arm.c (arm_sat_operator_match): New function.
8378 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
8379 * config/arm/arm.md ("insn" attribute): Add "sat" value.
8380 ("SAT", "SATrev"): New code iterators.
8381 ("SATlo", "SAThi"): New code iterator attributes.
8382 ("*satsi_<SAT:code>"): New pattern.
8383 ("*satsi_<SAT:code>_shift"): Likewise.
8384 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
8385 and "shift" attributes.
8386 ("arm_usatsihi"): Add "insn" attribute.
8387 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
8388 by powers of two. Do not allow shift by 32.
8390 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
8393 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
8394 to pass the argument in the register of "natural" mode.
8396 2012-03-02 Richard Guenther <rguenther@suse.de>
8398 PR tree-optimization/52406
8399 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
8400 (struct indices): Add unconstrained_base member.
8401 (struct dr_alias): Remove unused vops member.
8402 (DR_UNCONSTRAINED_BASE): New define.
8403 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
8404 add indices to allow their disambiguation. Make DR_BASE_OBJECT
8405 be an artificial access that covers the whole indexed object,
8406 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
8407 plain decl base-objects to their MEM_REF variant.
8408 (dr_may_alias_p): When the base-object of either data reference
8409 has unknown size use only points-to information.
8410 (compute_affine_dependence): Make dumps easier to read and
8412 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
8413 DR_REF when looking for packed references.
8414 (vect_supportable_dr_alignment): Likewise.
8416 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
8418 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
8419 Improve conditions for peepholes of loads followed by commutative
8421 * config/arm/ldmstm.md: Regenerated.
8423 2012-03-02 Richard Guenther <rguenther@suse.de>
8425 * BASE-VER: Set to 4.8.0.
8427 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
8429 * config.gcc (obsolete): Add all ARM targets using the FPA.
8430 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
8431 * doc/install.texi: Avoid references to obsolete ARM ports.
8433 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
8435 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
8437 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
8438 Joern Rennecke <joern.rennecke@embecosm.com>
8440 * doc/extend.texi: Expand and update information on interrupt
8441 attribute for Epiphany.
8443 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
8445 * config/sh/sh-protos.h: Update copyright notice dates.
8446 * config/sh/sh.h: Likewise.
8447 * config/sh/sh.md: Likewise.
8448 * config/sh/constraints.md: Likewise.
8449 * config/sh/predicates.md: Likewise.
8451 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
8453 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
8454 * config/sh/sh.c (tertiary_reload_operand): Likewise.
8456 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
8458 * config/sh/constraints.md: Fix comment typo.
8460 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8463 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
8464 unsigned HOST_WIDE_INT.
8465 (zvdep_imm64): Likewise.
8466 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
8467 (vdepi_and): Likewise.
8468 Likewise for unamed 64-bit patterns.
8469 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
8471 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
8474 PR rtl-optimization/52417
8475 * cselib.c (cselib_any_perm_equivs): New variable.
8476 (cselib_reset_table): Check that it's not set when not
8477 preserving constants.
8478 (cselib_add_permanent_equiv): Set it.
8479 (cselib_have_permanent_equivalences): New.
8480 (cselib_init, cselib_finish): Reset it.
8481 * cselib.h (cselib_have_permanent_equivalences): Declare.
8482 * alias.c (get_addr): Restore earlier behavior when there
8483 aren't permanent equivalences.
8485 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
8487 * config/mn10300/mn10300-modes.def: Fix copyright notice.
8488 * config/v850/v850-modes.def: Fix copyright notice.
8490 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
8492 * doc/extend.texi (AVR Built-in Functions): Document
8493 __builtin_avr_flash_segment.
8495 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
8496 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
8497 (*split.flash_segment): New insn-and-split.
8498 * config/avr/avr.c (avr_init_builtins): Add local variables:
8499 const_memx_void_node, const_memx_ptr_type_node,
8500 char_ftype_const_memx_ptr.
8502 2012-03-01 Jakub Jelinek <jakub@redhat.com>
8504 PR tree-optimization/52445
8505 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
8506 add ssa_name_ver, offset and size fields and change store field
8508 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
8509 (add_or_mark_expr): Likewise. Only consider previous stores
8510 with the same size and offset.
8511 (nt_init_block): Only look at gimple_assign_single_p stmts,
8512 doesn't look at rhs2.
8514 2012-03-01 Richard Guenther <rguenther@suse.de>
8517 * tree-cfg.c (verify_gimple_assign_unary): Allow any
8518 conversions from integral types to pointer types.
8520 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
8522 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
8523 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
8524 unintentionally removed in r184616.
8526 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8528 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
8531 2012-02-29 Jakub Jelinek <jakub@redhat.com>
8532 Uros Bizjak <ubizjak@gmail.com>
8535 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
8536 alternatives, add "e" constraint to the new last alternative
8537 and ! to last 3 alternatives.
8539 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
8541 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
8542 DW_AT_artificial attributes at the end of the processing.
8543 (gen_array_type_die): Likewise.
8544 (gen_enumeration_type_die): Likewise.
8545 (gen_struct_or_union_type_die): Likewise.
8546 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
8549 2012-02-29 Jakub Jelinek <jakub@redhat.com>
8552 * expr.c (expand_assignment): If doing misaligned store that doesn't
8553 cover all mode bits, perform a RMW cycle.
8555 PR tree-optimization/52429
8556 * tree-parloops.c (separate_decls_in_region_debug): Return early
8557 if var is LABEL_DECL.
8559 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8561 PR tree-optimization/52424
8562 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
8563 calling dom_thread_across_edge.
8565 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
8567 * config/avr/avr.c: Move definition of TARGET macros to end of file.
8569 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
8571 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
8572 * config/avr/avr.c (avr_output_bld): Remove unused function.
8573 (avr_out_sbxx_branch): Use "%T" to print bit position.
8575 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
8577 * config/avr/avr.md: Untabify.
8579 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
8581 * config/avr/avr.md (eqne): New code iterator.
8582 (*dec-and-branchsi): Use it in text peephole's condition.
8583 (*dec-and-branchhi): Ditto.
8584 (*dec-and-branchqi): Ditto.
8586 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
8589 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
8590 the device does not have the skip-bug.
8592 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
8594 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
8595 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
8596 -mpretend-cmove): New.
8598 2012-02-29 Jakub Jelinek <jakub@redhat.com>
8601 * df.h (struct df_d): Adjust comment that hard_regs_live_count
8602 doesn't count DEBUG_INSN refs.
8603 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
8604 for DEBUG_INSN refs.
8606 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8610 2012-02-20 Richard Guenther <rguenther@suse.de>
8611 PR tree-optimization/52298
8612 * tree-vect-stmts.c (vectorizable_load): Properly use
8613 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
8615 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
8618 * gimple.h (gimple_in_transaction): New.
8619 (gimple_set_in_transaction): New.
8620 (struct gimple_statement_base): Add in_transaction field.
8621 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
8623 (tree_ssa_lim_initialize): Compute transaction bits.
8624 * tree.h (compute_transaction_bits): Protoize.
8625 * trans-mem.c (tm_region_init): Use the heap to store BB
8627 (compute_transaction_bits): New.
8629 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8631 * gcc.c (display_help): Document --help=common and sort entries
8634 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8636 * doc/install.texi: Document check-$LANG specific shortcuts
8638 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8641 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
8643 * config/arm/arm_neon.h: Regenerate.
8644 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
8645 (neon_vcgeu): New insn.
8646 (neon_vcgtu): Likewise.
8647 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
8648 (ops): Unsigned comparison intrinsics call a different builtin.
8650 2012-02-28 Richard Guenther <rguenther@suse.de>
8653 * config/i386/i386.c (ix86_expand_vector_set): Fix element
8654 ordering for the VEC_CONCAT for two element vectors for
8655 V2SFmode, V2SImode and V2DImode.
8657 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
8660 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
8661 detecting big-endian triplets.
8663 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
8665 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
8666 mode if there is no type information available.
8668 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
8670 PR tree-optimization/53207
8671 * doc/invoke.texi: Document as experimental and relying on graphite.
8673 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
8675 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
8676 of initializer to changes from r184614.
8678 2012-02-28 Richard Guenther <rguenther@suse.de>
8680 PR tree-optimization/52395
8681 * tree-sra.c (build_ref_for_offset): Also look at the base
8682 TYPE_ALIGN when figuring out the alignment of the replacement.
8684 2012-02-28 Richard Guenther <rguenther@suse.de>
8686 PR tree-optimization/52402
8687 * ipa-prop.c (ipa_modify_call_arguments): Properly use
8688 mis-aligned types when creating the accesses at the call site.
8690 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
8692 * config/avr/builtins.def: New file.
8693 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
8694 * config/avr/avr.c (enum avr_builtin_id): Use it.
8695 (avr_init_builtins): Use it. And use avr_bdesc.
8696 (bdesc_1arg): Remove.
8697 (bdesc_2arg): Remove.
8698 (bdesc_3arg): Remove.
8699 (struct avr_builtin_description): Add field n_args.
8700 (avr_bdesc): New static variable using builtins.def.
8701 (avr_expand_builtin): Use it.
8702 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
8703 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
8704 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
8706 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
8709 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
8710 match only one single hard register with respective hard reg rtx.
8711 (movmemx_<mode>): Ditto.
8712 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
8713 insn anatomy of movmem[x]_<mode>.
8714 (avr_out_movmem): Same for printing assembler and operand usage.
8716 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
8720 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
8721 address spaces located outside of device flash.
8723 * config/avr/avr.h (base_arch_s): Remove field n_segments.
8724 (mcu_type_s): Add field n_flash.
8725 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
8726 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
8727 (AVR_MCU): Add N_FLASH argument.
8728 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
8729 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
8730 macro __FLASH<n> if that address space makes sense for the device.
8731 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
8732 outside of target flash.
8733 (avr_asm_named_section): Ditto.
8734 (avr_asm_select_section): Ditto.
8735 (avr_addr_space_convert): Ditto.
8736 (avr_emit_movmemhi): Ditto.
8737 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
8738 address space is outside of device flash.
8739 (avr_insert_attributes): Ditto.
8740 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
8741 avr_current_arch->n_segments.
8743 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
8746 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
8747 (*movabs<mode>_2): Likewise.
8749 2012-02-27 Jakub Jelinek <jakub@redhat.com>
8752 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
8753 s_register_operand in the test instead of REG_P. Don't call
8754 gen_reg_rtx if it won't be used.
8756 PR tree-optimization/52376
8757 * ipa-split.c (split_function): Ignore CLOBBER stmts.
8759 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
8761 * ifcvt.c (noce_get_condition): Check condition variable is not
8762 small_register_classes_for_mode_p before accepting.
8764 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
8766 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
8768 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8771 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8772 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
8774 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
8776 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
8778 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
8780 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
8782 * config/sh/predicates.md: Remove blank lines.
8783 * config/sh/sh.c: Fix typos in comments.
8784 * config/sh/constraints.md: Likewise.
8785 * config/sh/sh.md: Remove blank lines.
8786 Fix typos in comments. Use ;; as comment characters.
8788 2012-02-26 Walter Lee <walt@tilera.com>
8790 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
8791 (replace_mov_pcrel_step2): Ditto.
8793 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
8796 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
8797 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
8798 and locs that reference values newer than the non-canonical value
8799 at hand. Return the canonical value as a worst case.
8800 (memrefs_conflict_p): Walk canonical value's locs.
8803 * cselib.c (preserve_only_constants): Rename to...
8804 (preserve_constants_and_equivs): ... this. Split out...
8805 (invariant_or_equiv_p): ... this. Preserve plus expressions
8806 of other preserved expressions too.
8807 (cselib_reset_table): Adjust.
8808 * var-tracking.c (reverse_op): Use canonical value to build
8811 2012-02-23 Kai Tietz <ktietz@redhat.com>
8813 * config/i386/i386.c (ix86_delegitimize_address): Handle
8814 UNSPEC_PCREL plus displacement.
8816 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
8819 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
8820 to test for unusedness in st X addressing.
8822 2012-02-24 Richard Guenther <rguenther@suse.de>
8825 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
8826 (is_gimple_reg_type): Move inline ...
8827 * gimple.h (is_gimple_reg_type): ... here.
8829 2012-02-24 Richard Guenther <rguenther@suse.de>
8832 * passes.c (execute_function_todo): When verifying SSA form
8833 verify gimple form first.
8834 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
8836 2012-02-24 Richard Guenther <rguenther@suse.de>
8839 * fold-const.c (fold_addr_of_array_ref_difference): New function.
8840 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
8842 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8844 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
8846 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8848 * tree-phinodes.c (make_phi_node): Mark static.
8849 * tree-flow.h (make_phi_node): Remove extern decl.
8850 * doc/gimple.texi (make_phi_node): Remove documentation.
8852 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8854 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
8855 * tree-ssa-sccvn.c (print_scc): Ditto.
8857 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8859 * doc/passes.texi (Full redundancy elimination): Fix typo.
8861 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8863 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
8865 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
8868 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
8870 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
8873 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
8875 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
8877 * config/avr/avr.md (code_stdname): Add ior, xor.
8878 (xior): New code iterator.
8879 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
8880 (*<code_stdname><mode>qi.byte1-3): Ditto.
8882 2012-02-23 Jakub Jelinek <jakub@redhat.com>
8884 PR tree-optimization/52019
8885 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
8888 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8890 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
8891 HAVE_INITFINI_ARRAY to work around namespace pollution in
8892 certain versions of newlib system headers.
8893 * config.in: Regenerate.
8894 * configure: Regenerate.
8895 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
8896 instead of HAVE_INITFINI_ARRAY.
8898 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
8901 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
8902 is not offsettable memory reference.
8904 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
8907 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
8908 setting avr_need_clear_bss_p for __gnu_lto* symbols.
8910 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
8912 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
8913 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
8915 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8917 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
8918 library on Solaris 8 even without TLS support.
8919 * configure: Regenerate.
8921 2012-02-22 Richard Guenther <rguenther@suse.de>
8924 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
8925 for GIMPLE_DEBUG stmts.
8927 2012-02-22 Martin Jambor <mjambor@suse.cz>
8930 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
8931 according to the base object.
8933 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
8935 PR rtl-optimization/50063
8936 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
8937 and 2 (8-bit SP) in operand 2.
8938 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
8939 setup to use movhi_sp_r instead of vanilla move to write SP.
8940 Adjust REG_CFA notes to superseed unspec.
8941 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
8943 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
8944 known to be off) only with TARGET_NO_INTERRUPTS. Never use
8945 irq_state 1 (IRQ known to be on) here.
8947 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
8949 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
8951 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
8952 assign_hard_reg): Likewise.
8954 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
8956 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
8958 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
8961 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
8962 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
8964 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
8966 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
8967 prototype from here to...
8968 * config/avr/avr.h: ...here.
8970 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
8973 * thumb2.md (thumb2_shiftsi3_short): Split register and
8974 immediate shifts. For register shifts tie operands 0 and 1.
8975 (peephole2 for above): Check that register-controlled shifts
8976 have suitably tied operands.
8978 2012-02-21 Quentin Neill <quentin.neill@amd.com>
8981 * config/i386/bdver1.md (bdver1_call, bdver1_push,
8982 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
8983 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
8984 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
8985 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
8986 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
8987 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
8988 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
8989 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
8990 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
8991 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
8992 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
8993 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
8994 bdver1_ssevector_avx256_unaligned_load,
8995 bdver1_ssevector_sse128_unaligned_load,
8996 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
8997 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
8998 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
8999 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
9000 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
9001 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
9002 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
9003 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
9004 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
9005 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
9006 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
9007 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
9008 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
9009 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
9010 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
9011 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
9012 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
9013 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
9014 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
9015 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
9016 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
9017 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
9018 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
9019 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
9020 bdver1_ssediv_double_load, bdver1_ssediv_double,
9021 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
9022 Add "bdver2" attribute.
9024 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9026 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
9027 default if possible and not specified otherwise.
9029 2012-02-21 Richard Guenther <rguenther@suse.de>
9032 * gimplify.c (create_tmp_from_val): Use the main variant type
9033 for the type of the temporary we create.
9035 2012-02-21 Richard Guenther <rguenther@suse.de>
9037 PR tree-optimization/52324
9038 * gimplify.c (gimplify_expr): When re-gimplifying expressions
9039 do not gimplify a MEM_REF address operand if it is already
9042 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9044 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
9045 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
9047 2012-02-21 Richard Guenther <rguenther@suse.de>
9049 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
9050 nested_in_vect_loop.
9052 2012-02-21 Jakub Jelinek <jakub@redhat.com>
9054 PR tree-optimization/52318
9055 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
9056 vdef also to non-pure/const call stmts in the sequence.
9058 2012-02-21 Tristan Gingold <gingold@adacore.com>
9060 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
9062 2012-02-20 David S. Miller <davem@davemloft.net>
9064 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
9065 don't use the "rd %pc" instruction on v9 for PIC register loads.
9067 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
9070 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
9071 in a transaction safe function.
9073 2012-02-20 Kai Tietz <ktietz@redhat.com>
9076 * stor-layout.c (place_field): Handle desired_align for
9079 2012-02-20 Richard Guenther <rguenther@suse.de>
9081 PR tree-optimization/52298
9082 * tree-vect-stmts.c (vectorizable_store): Properly use
9083 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
9085 (vectorizable_load): Likewise.
9086 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
9087 Access DR_STEP after ensuring it is not NULL.
9089 2012-02-20 Jakub Jelinek <jakub@redhat.com>
9091 PR tree-optimization/52286
9092 * fold-const.c (fold_binary_loc): For (X & C1) | C2
9093 optimization use double_int_to_tree instead of build_int_cst_wide,
9094 rewrite to use double_int vars.
9096 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9099 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
9101 Remove -e 0 from $gcc_cv_ld invocation.
9102 Only use __GLIBC_PREREQ if defined.
9103 Enable on Solaris since Solaris 8 patch.
9104 (gcc_SUN_LD_VERSION): New macro.
9105 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
9106 gcc_SUN_LD_VERSION for version number format.
9107 * configure: Regenerate.
9108 * varasm.c (get_elf_initfini_array_priority_section): Set
9109 SECTION_NOTYPE for non-default priority.
9110 Use get_section instead of get_unnamed_section to emit
9111 .init_array/.fini_array with default priority.
9113 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
9115 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
9116 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
9117 (mips_start_unique_function, mips_output_mips16_rdhwr)
9118 (mips_code_end): New functions.
9119 (TARGET_ASM_CODE_END): Define.
9121 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
9123 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
9124 to stubs with non-sibling calls.
9126 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
9128 * doc/invoke.texi (-fira-* options): Copy-edit.
9129 (ira-* parameters): Copy-edit.
9131 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
9133 * doc/invoke.texi: Minor copy-edits to bring into conformance with
9134 GCC coding conventions.
9136 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
9138 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
9139 when used as adjectives.
9141 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
9143 * doc/invoke.texi: Clean up "that"/"which" confusion.
9145 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
9147 * system.h: Poison SMALL_REGISTER_CLASSES
9148 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
9149 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
9151 2012-02-16 Jakub Jelinek <jakub@redhat.com>
9153 PR tree-optimization/52285
9154 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
9155 when deciding if a call is a tail call or tail recursion.
9157 2012-02-16 Kai Tietz <ktietz@redhat.com>
9159 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
9160 interger-constant displacement for UNSPEC_PCREL.
9162 2012-02-16 Jakub Jelinek <jakub@redhat.com>
9164 PR rtl-optimization/52208
9165 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
9166 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
9168 PR tree-optimization/52255
9169 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
9170 loop->header has virtual PHI, but exit_e->dest doesn't, add
9171 virtual PHI to exit_e->dest and adjust all uses after the loop.
9174 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
9175 children with clone_tree_hash, not after it.
9177 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
9179 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
9180 extended identifiers.
9182 2012-02-16 Jakub Jelinek <jakub@redhat.com>
9185 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
9186 a same_body_alias, also test whether e->callee isn't a former
9187 or current clone of the decl this is a same body alias of.
9189 PR translation/52264
9190 * cgraphunit.c (verify_cgraph_node): Fix a typo.
9192 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
9194 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
9196 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
9199 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
9200 force_reg instead of copy_to_reg for better optimization. Force
9201 non-register or memory operands into a register.
9203 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
9205 * extend.texi: Reserve upper bits of memory model for future use.
9207 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
9208 Anatoly Sokolov <aesok@post.ru>
9209 Eric Weddington <eric.weddington@atmel.com>
9212 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
9213 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
9214 Rewrite initializers for .macro.
9215 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
9216 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
9217 atxmega32d4, atxmega32x1.
9218 avrxmega4: atxmega64a3, atxmega64d3.
9219 avrxmega5: atxmega64a1, atxmega64a1u.
9220 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
9221 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
9222 avrxmega7: atxmega128a1, atxmega128a1u.
9223 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
9224 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
9225 (struct base_arch_s): Rename reserved to xmega_p.
9226 Rename reserved2 to have_rampd.
9227 (AVR_XMEGA): New define.
9228 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
9229 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
9230 * config/avr/predicates.md (io_address_operand): Take into
9232 (low_io_address_operand): Ditto.
9233 (high_io_address_operand): Ditto.
9234 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
9235 (enabled, movhi_sp_r): Use them.
9236 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
9237 cpp_define_formatted to built-in define __AVR_ARCH__.
9238 (__AVR_XMEGA__): New built-in define.
9239 (__AVR_HAVE_RAMPD__): New built-in define.
9240 (__AVR_HAVE_RAMPX__): New built-in define.
9241 (__AVR_HAVE_RAMPY__): New built-in define.
9242 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
9244 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
9245 (avr_option_override): Initialize them.
9246 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
9247 (avr_init_expanders): Initialize them. No more block several calls.
9248 (emit_push_sfr): New static function.
9249 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
9251 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
9252 (avr_print_operand): Print addreeses as symbols for
9253 RAMPX, RAMPY, RAMPD, CCP.
9254 (output_movhi): Handle AVR_XMEGA when writing to SP.
9255 (avr_out_movhi_mr_r_xmega): New static function.
9256 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
9257 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
9258 __RAMPD__, __CCP__ as needed.
9260 * config/avr/multilib.h: Regenerate.
9261 * config/avr/t-multilib: Regenerate.
9262 * config/avr/avr-tables.opt: Regenerate.
9264 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
9266 PR tree-optimization/50561
9267 * graphite-flattening.c (lst_project_loop): Do not
9268 remove old scattering dimensions after flattening.
9269 (lst_do_flatten): Likewise.
9271 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
9273 * doc/extend.texi (AVR Built-in Functions): Remove doc for
9274 __builtin_avr_map8, __builtin_avr_map16.
9275 Document __builtin_avr_insert_bits.
9277 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
9278 (insert_bits): New insn.
9279 (adjust_len.map_bits): Rename to insert_bits.
9280 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
9281 * avr-protos.h (avr_out_map_bits): Remove.
9282 (avr_out_insert_bits, avr_has_nibble_0xf): New.
9283 * config/avr/constraints.md (Cxf,C0f): New.
9284 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
9285 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
9286 New built-in define __BUILTIN_AVR_INSERT_BITS.
9287 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
9288 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
9289 (avr_move_bits): Rewrite.
9290 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
9292 (avr_map_op_t): New typedef.
9293 (avr_map_op): New static variable.
9294 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
9295 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
9296 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
9297 (bdesc_3arg, avr_expand_triop_builtin): New.
9298 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
9299 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
9300 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
9301 (avr_map_equal_p, avr_map_sig_p): Remove.
9302 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
9303 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
9304 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
9305 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
9306 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
9307 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
9309 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
9311 * config/c6x/c6x.md (reserve_cycles): New attribute.
9312 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
9313 don't reserve functional units after the branch occurs.
9315 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
9318 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
9319 functions into non-tm_pure functions.
9321 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
9324 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
9325 (iterative_hash_canonical_type): Likewise.
9326 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
9329 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
9331 * haifa-sched.c (prune_ready_list): Ensure that if there is a
9332 sched-group insn, it either remains alone or the entire list is pruned.
9334 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
9336 * doc/install.texi (Prerequisites): Fix grammar.
9337 (Configuration): Likewise.
9339 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
9341 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
9342 MPC as part of GCC before describing configuring with --with-gmp etc.
9343 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
9344 sources are present.
9346 2012-02-14 Jakub Jelinek <jakub@redhat.com>
9349 * dwarf2out.c (clone_tree_hash): New function.
9350 (copy_decls_walk): Use it instead of clone_tree.
9352 2012-02-14 Richard Guenther <rguenther@suse.de>
9354 PR tree-optimization/52244
9355 PR tree-optimization/51528
9356 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
9357 replacements for integral types.
9359 2012-02-14 Walter Lee <walt@tilera.com>
9361 * config.gcc: Handle tilegx and tilepro.
9362 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
9364 Add HAVE_AS_TLS check for tilegx and tilepro.
9365 * configure: Regenerate.
9366 * doc/contrib.texi: Add Mat Hostetter and self.
9367 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
9368 Document instruction intrinsics and network accessing intrinsics.
9369 (TILEPro Built-in Functions): New node. Document instruction
9370 intrinsics and network accessing intrinsics.
9371 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
9372 (Specific, tilepro-*-linux*): Likewise.
9373 * doc/invoke.texi (TILE-Gx Options): New section.
9374 (TILEPro Options): New section.
9375 * doc/md.texi (TILE-Gx): New section.
9376 (TILEPro): New section.
9377 * common/config/tilegx/tilegx-common.c: New file.
9378 * common/config/tilepro/tilepro-common.c: New file.
9379 * config/tilegx/constraints.md: New file.
9380 * config/tilegx/linux.h: New file.
9381 * config/tilegx/mul-tables.c: New file.
9382 * config/tilegx/predicates.md: New file.
9383 * config/tilegx/sync.md: New file.
9384 * config/tilegx/t-tilegx: New file.
9385 * config/tilegx/tilegx-builtins.h: New file.
9386 * config/tilegx/tilegx-c.c: New file.
9387 * config/tilegx/tilegx-generic.md: New file.
9388 * config/tilegx/tilegx-modes.def: New file.
9389 * config/tilegx/tilegx-multiply.h: New file.
9390 * config/tilegx/tilegx-protos.h: New file.
9391 * config/tilegx/tilegx.c: New file.
9392 * config/tilegx/tilegx.h: New file.
9393 * config/tilegx/tilegx.md: New file.
9394 * config/tilegx/tilegx.opt: New file.
9395 * config/tilepro/constraints.md: New file.
9396 * config/tilepro/gen-mul-tables.cc: New file.
9397 * config/tilepro/linux.h: New file.
9398 * config/tilepro/mul-tables.c: New file.
9399 * config/tilepro/predicates.md: New file.
9400 * config/tilepro/t-tilepro: New file.
9401 * config/tilepro/tilepro-builtins.h: New file.
9402 * config/tilepro/tilepro-c.c: New file.
9403 * config/tilepro/tilepro-generic.md: New file.
9404 * config/tilepro/tilepro-modes.def: New file.
9405 * config/tilepro/tilepro-multiply.h: New file.
9406 * config/tilepro/tilepro-protos.h: New file.
9407 * config/tilepro/tilepro.c: New file.
9408 * config/tilepro/tilepro.h: New file.
9409 * config/tilepro/tilepro.md: New file.
9410 * config/tilepro/tilepro.opt: New file.
9412 2012-02-14 Jakub Jelinek <jakub@redhat.com>
9414 PR tree-optimization/52210
9415 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
9416 vect_model_simple_cost with two entry vect_def_type array instead
9417 of an address of dt.
9419 2012-02-14 Richard Guenther <rguenther@suse.de>
9422 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
9423 Do not stream DECL_QUALIFIER.
9424 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
9425 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
9426 (find_decls_types_r): Do not walk DECL_QUALIFIER.
9428 2012-02-14 Jakub Jelinek <jakub@redhat.com>
9431 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
9434 2012-02-13 Jakub Jelinek <jakub@redhat.com>
9437 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
9438 * cselib.c (cselib_subst_to_values_from_insn): New function.
9439 * sched-deps.c (add_insn_mem_dependence,
9440 sched_analyze_1, sched_analyze_2): Use it.
9442 2012-02-13 Jan Hubicka <jh@suse.cz>
9445 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
9447 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
9449 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
9450 (GTM_SELF_SPECS): Define if not already defined.
9451 (driver_self_specs): Add GTM_SELF_SPECS.
9452 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
9453 (GTM_SELF_SPECS): Define.
9454 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
9455 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
9457 2012-02-13 Jakub Jelinek <jakub@redhat.com>
9459 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
9462 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
9465 * omp-low.c (expand_omp_for): If a static schedule without chunk size
9466 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
9468 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
9471 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
9473 2012-02-13 Richard Guenther <rguenther@suse.de>
9475 PR translation/52211
9476 * passes.c (enable_disable_pass): Fix typo.
9478 2012-02-13 Jakub Jelinek <jakub@redhat.com>
9481 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
9482 XOR for reduce_bit_field if type is unsigned.
9484 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
9486 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
9487 disallow changes from SFmode to mode with different size in FP regs.
9489 2012-02-12 Robert Millan <rmh@gnu.org>
9490 Gerald Pfeifer <gerald@pfeifer.com>
9492 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
9495 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
9497 PR rtl-optimization/52175
9498 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
9499 to frame-related instructions.
9501 2012-02-10 Jason Merrill <jason@redhat.com>
9504 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
9505 (demangle_new_symbols): Fill it.
9506 (scan_linker_output): Walk it.
9507 (start_tweaking): Split out from scan_linker_output.
9508 (maybe_tweak): Update sym->chosen.
9509 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
9511 2012-02-11 Jakub Jelinek <jakub@redhat.com>
9514 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
9516 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
9518 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
9519 having the same mode as previous compare.
9521 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
9523 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
9524 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
9525 (nonlocal_goto_internal): Likewise.
9526 (nonlocal_goto): Emit a use and an indirect jump directly.
9528 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
9531 * doc/extend.texi : Update comments for __atomic_compare_exchange and
9532 __atomic_{is,always}_lock_free.
9534 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
9537 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
9538 negative constant address for TARGET_X32.
9540 2012-02-10 Richard Henderson <rth@redhat.com>
9542 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
9543 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
9544 for GIMPLE_TRANSACTION. Tidy if's into a switch.
9546 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9547 Ira Rosen <irar@il.ibm.com>
9549 PR tree-optimization/50031
9550 * targhooks.c (default_builtin_vectorization_cost): Handle
9552 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
9553 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
9554 all types of reduction and pattern statements.
9555 (vect_estimate_min_profitable_iters): Likewise.
9556 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
9557 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
9558 for explicit realigns.
9559 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
9560 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
9562 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
9563 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
9564 vec_perm for VSX and handle vec_promote_demote.
9566 2012-02-10 Jakub Jelinek <jakub@redhat.com>
9569 * builtins.c (fold_builtin_atomic_always_lock_free,
9570 expand_builtin_atomic_always_lock_free,
9571 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
9572 Return and/or test boolean_true_node/boolean_false_node instead of
9573 integer_one_node/integer_zero_node.
9575 2012-02-10 Jan Hubicka <jh@suse.cz>
9578 * predict.c (predict_paths_for_bb): Prevent looping.
9579 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
9581 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
9583 * config/arm/arm.c (output_move_double): In one case properly
9584 count number of instructions that will be emitted.
9586 2012-02-10 Richard Guenther <rguenther@suse.de>
9588 PR translation/52193
9589 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
9591 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
9594 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
9596 2012-02-09 Jakub Jelinek <jakub@redhat.com>
9599 * var-tracking.c (emit_note_insn_var_location): If
9600 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
9601 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
9602 non-NOTE_DURING_CALL_P insn.
9604 2012-02-09 Bin Cheng <bin.cheng@arm.com>
9607 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
9609 2012-02-08 Magnus Granberg <zorry@gentoo.org>
9612 * gcc.c (switch_matches) Support switches with separated form,
9615 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
9617 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
9619 (RAMPZ_ADDR): Ditto.
9620 * config/avr/avr.c (avr_addr_t): New typedef.
9621 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
9622 (avr_init_expanders): Initialize it.
9623 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
9625 (expand_epilogue): Ditto.
9626 (avr_print_operand): Ditto.
9627 (avr_file_start): Ditto.
9628 (avr_emit_movmemhi): Ditto.
9630 2012-02-08 Richard Guenther <rguenther@suse.de>
9632 PR tree-optimization/46886
9633 * tree-flow.h (do_while_loop_p): Declare.
9634 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
9635 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
9637 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
9639 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
9640 always succeed for integers larger than a native word.
9642 2012-02-08 Richard Guenther <rguenther@suse.de>
9644 PR rtl-optimization/52170
9645 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
9646 properly handle integer vector modes.
9648 2012-02-08 Jakub Jelinek <jakub@redhat.com>
9650 PR gcov-profile/52150
9651 * coverage.c: Include target.h.
9652 (build_var): Call targetm.strip_name_encoding on the assembler name.
9653 Change one _ into . or $ if the target allows it.
9654 * Makefile.in (coverage.o): Depend on $(TARGET_H).
9656 PR rtl-optimization/52139
9657 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
9658 is a BARRIER after emit_insn_after_noloc, move BB_END
9659 to the last non-BARRIER insn before it.
9661 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
9664 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
9665 (mips_gimplify_va_arg_expr): Call it instead of
9666 std_gimplify_va_arg_expr.
9668 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
9670 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
9671 message for -mno-pointers-to-nested-function.
9673 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
9676 * expr.c (get_inner_reference): If there is an offset, add a negative
9677 bit position to it (if any).
9679 2012-02-07 Jakub Jelinek <jakub@redhat.com>
9681 PR rtl-optimization/52060
9682 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
9683 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
9684 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
9685 and/or i0src_copy2 when needed.
9687 2012-02-07 Jakub Jelinek <jakub@redhat.com>
9689 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
9690 or LTOPLUGINSONAME if have_c.
9692 * config/freebsd-spec.h: Add comment about what macros can be defined
9694 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
9695 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
9698 2012-02-07 Richard Guenther <rguenther@suse.de>
9700 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
9701 newline in -alias dumps.
9703 2012-02-07 Kai Tietz <ktietz@redhat.com>
9704 Dave Korn <dave.korn.cygwin@gmail.com>
9707 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
9708 Take care that typinfo gets dllexport-attribute.
9710 2012-02-07 Jakub Jelinek <jakub@redhat.com>
9713 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
9714 if modifier < EXPAND_SUM call force_operand on the result.
9716 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
9718 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
9719 adding __forwarder_dst__ prefix if a forwarder_section attribute is
9721 (epiphany_function_type): Replace types for specific interrupts with
9722 EPIPHANY_FUNCTION_INTERRUPT.
9723 (EPIPHANY_INTERRUPT_P): Update.
9724 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
9725 New static function.
9726 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
9727 <disinterrupt>: Affects type identity.
9728 (epiphany_handle_interrupt_attribute): Handle variable number of
9730 (epiphany_compute_function_type): Update for new
9731 epiphany_function_type definition.
9732 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
9733 handlers with a longcall forwarder.
9734 (epiphany_start_function): Handle multiple interrupt arguments and/or
9735 forwarder_section attribute.
9737 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
9740 2012-02-07 Alan Modra <amodra@gmail.com>
9743 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
9746 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9748 PR tree-optimization/50969
9749 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
9750 use vec_perm rather than vector_stmt.
9751 (vect_model_load_cost): Likewise.
9752 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
9753 vec_perm to be the same as other vector statements.
9754 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
9755 cost of vec_perm for TARGET_VSX.
9757 2012-02-06 Richard Guenther <rguenther@suse.de>
9759 PR tree-optimization/52115
9760 * tree-sra.c (access_has_replacements_p): New function.
9761 (sra_modify_assign): Use it to decide whether a use is uninitialized.
9763 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
9766 * trans-mem.c (expand_call_tm): Add an assertion.
9767 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
9770 2012-02-06 Richard Guenther <rguenther@suse.de>
9772 PR tree-optimization/50955
9773 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
9774 raise cost of expressions that replace an address with an
9775 expression based on a different pointer.
9777 2012-02-06 Jakub Jelinek <jakub@redhat.com>
9780 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
9781 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
9783 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
9786 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
9787 -Weffc++ and specify guidelines come from second edition.
9789 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
9791 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
9792 (sibcall_value_multiple_internal, call_split, call_internal_direct)
9793 (call_direct_split, call_value_split, call_value_internal_direct)
9794 (call_value_direct_split, call_value_multiple_split): Use jal and
9795 jal_macro attributes.
9797 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
9799 * reload1.c (reload_regs_reach_end_p): Replace with...
9800 (reload_reg_rtx_reaches_end_p): ...this function.
9801 (new_spill_reg_store): Update commentary.
9802 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
9803 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
9804 before setting new_spill_reg_store.
9805 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
9806 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
9807 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
9808 for non-spill reload registers.
9810 2012-02-05 Ira Rosen <irar@il.ibm.com>
9812 PR tree-optimization/52091
9813 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
9814 (vect_is_simple_use_1): Likewise.
9815 * tree-vect-loop.c (vectorizable_reduction): Update calls
9816 to vect_is_simple_use_1 and vect_is_simple_use.
9817 (vectorizable_live_operation): Likewise.
9818 * tree-vect-patterns.c (widened_name_p,
9819 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
9820 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
9821 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
9822 vectorizable_shift,vectorizable_operation, vectorizable_store,
9823 vectorizable_load): Likewise.
9824 (vect_is_simple_cond): Add an argument, pass it to
9825 vect_is_simple_use_1.
9826 (vectorizable_condition): Update calls to vect_is_simple_cond,
9828 (vect_is_simple_use): Add an argument, the statement in which
9829 OPERAND is used. Check that if OPERAND's def stmt is a double
9830 reduction phi node, the use is a phi node too.
9831 (vect_is_simple_use_1): Add an argument, pass it to
9833 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
9834 to vect_is_simple_use.
9836 2012-02-04 Jakub Jelinek <jakub@redhat.com>
9838 PR rtl-optimization/52095
9839 * modulo-sched.c (dump_insn_locator): New function.
9840 (loop_canon_p, sms_schedule): Use it.
9842 PR rtl-optimization/52113
9843 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
9844 even for decomposable shift/zext insns.
9846 2012-02-03 Jakub Jelinek <jakub@redhat.com>
9847 Zdenek Dvorak <ook@ucw.cz>
9849 PR rtl-optimization/52092
9850 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
9851 on get_iv_value result.
9853 2012-02-02 Andrew Pinski <apinski@cavium.com>
9857 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
9859 2012-02-02 Jakub Jelinek <jakub@redhat.com>
9862 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
9864 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
9866 PR rtl-optimization/49800
9867 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
9868 (sched_finish): Call regstat_free_n_sets_and_refs.
9870 2012-02-02 Jia Liu <proljc@gmail.com>
9872 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
9875 2012-02-02 Jan Hubicka <jh@suse.cz>
9876 Tom de Vries <tom@codesourcery.com>
9879 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
9880 * varpool.c (varpool_analyze_pending_decls): Likewise.
9882 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
9883 Jayant R Sonar <jayant.sonar@kpitcummins.com>
9885 * config.gcc: Add cr16-* support.
9887 * doc/extend.texi: Document cr16 extensions.
9888 * doc/install.texi: Document cr16 install.
9889 * doc/invoke.texi: Document cr16 options.
9890 * doc/md.texi: Document cr16 constraints.
9892 * common/config/cr16/cr16-common.c: New file.
9893 * config/cr16/cr16.c: New file.
9894 * config/cr16/cr16.h: New file.
9895 * config/cr16/cr16.md: New file.
9896 * config/cr16/cr16.opt: New file.
9897 * config/cr16/cr16-protos.h: New file.
9898 * config/cr16/predicates.md: New file.
9899 * config/cr16/constraints.md: New file.
9900 * config/cr16/t-cr16: New file.
9902 2012-02-02 Jakub Jelinek <jakub@redhat.com>
9905 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
9906 that operands[2] is either immediate, or q_regs_operand.
9908 PR tree-optimization/52073
9909 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
9910 a pattern stmt for pattern uses, ignore uses outside of the loop.
9912 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
9914 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
9915 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
9916 (OUT_AS1, OUT_AS2): Remove.
9918 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
9920 PR rtl-optimization/51374
9921 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
9922 to cross other volatile_refs_p insns.
9924 2012-02-01 Richard Guenther <rguenther@suse.de>
9926 * doc/invoke.texi (fno-inline): Clarify documentation.
9927 (finline-small-functions): Likewise.
9928 (finline-functions): Likewise.
9929 * common.opt (finline): Adjust comment and documentation.
9930 (finline-small-functions): Clarify documentation.
9931 (finline-functions): Likewise.
9932 (finline-functions-called-once): Likewise.
9934 2012-02-01 Tristan Gingold <gingold@adacore.com>
9936 * c-typeck.c (composite_type): Keep mode for pointers.
9938 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
9940 * function.h (regno_reg_rtx): Adjust comment.
9941 * reginfo.c (init_reg_modes_target): Only use the previous mode
9942 if it fits within one register. Remove MIPS comment.
9944 2012-01-31 Jakub Jelinek <jakub@redhat.com>
9947 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
9949 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9951 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
9952 to srak instruction.
9954 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
9956 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
9958 2012-01-31 Jakub Jelinek <jakub@redhat.com>
9963 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
9965 2012-01-31 Richard Guenther <rguenther@suse.de>
9967 PR tree-optimization/51528
9968 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
9971 2012-01-31 Jakub Jelinek <jakub@redhat.com>
9976 * ree.c (add_removable_extension): Change def_map argument
9977 to unsigned *, store in def_map 1 + offset into *insn_list vector
9978 instead of pointers into the vector.
9979 (find_removable_extensions): Adjust caller.
9981 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
9983 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
9984 Transform all "* quoted-c-code" to { c-code }.
9985 Remove redundant test for "optimize" in combine patterns.
9986 Move (include "avr-dimode.md") to end of file.
9988 2012-01-30 Bin Cheng <bin.cheng@arm.com>
9991 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
9992 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
9994 2012-01-30 Richard Guenther <rguenther@suse.de>
9996 PR tree-optimization/52028
9997 * tree-loop-distribution.c (ldist_gen): Properly update
10000 2012-01-30 Jakub Jelinek <jakub@redhat.com>
10003 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
10004 set_cur_line_info_table if not emitting debug info.
10006 PR tree-optimization/52046
10007 * tree-vect-patterns.c (check_bool_pattern): Give up if
10008 a comparison could throw.
10011 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
10013 2012-01-30 Richard Guenther <rguenther@suse.de>
10015 PR tree-optimization/52045
10016 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
10017 SSA form if cfgcleanup did anything.
10019 2012-01-30 Richard Guenther <rguenther@suse.de>
10021 PR tree-optimization/52045
10022 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
10023 before computing final todo.
10025 2012-01-30 Richard Guenther <rguenther@suse.de>
10027 PR tree-optimization/51528
10028 * tree-sra.c (sra_modify_assign): Re-factor in preparation
10031 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
10033 * df-problems.c (df_kill_notes): Check that the use refers
10034 to the note under examination.
10036 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
10039 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
10040 parameter and use short-lived pseudos.
10041 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
10042 (sparc_expand_vector_init): Const-ify local variables and adjust
10043 calls to above functions.
10045 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
10047 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
10049 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
10051 * doc/invoke.texi: Make usage of "compile time" and
10052 "run time"/"runtime" consistent throughout the file.
10054 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
10056 * config/alpha/alpha.c (alpha_option_override): Default to
10057 full IEEE compliance mode for Go language.
10059 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
10061 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
10062 (LINK_SSP_SPEC): Define.
10064 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10067 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
10070 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
10072 * doc/invoke.texi: Correct hyphenation of "floating point",
10073 "double precision", and related terminology throughout the file.
10075 2012-01-28 Jakub Jelinek <jakub@redhat.com>
10078 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
10079 arm_general_register_operand predicate for operand 2 instead of
10082 2012-01-27 Ian Lance Taylor <iant@google.com>
10085 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
10086 * builtins.c (expand_builtin_init_trampoline): Add onstack
10087 parameter. Change caller.
10088 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
10089 * tree.c (build_common_builtin_nodes): Declare
10090 __builtin_init_heap_trampoline.
10092 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
10094 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
10095 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
10096 * config/avr/avr.c: Ditto.
10097 (avr_regnames): Remove because unused.
10098 * config/avr/avr.md (*cpse.ne): New peephole.
10099 (*cpse.eq): New peephole from former cpse peepholes.
10101 2012-01-27 Michael Eager <eager@eagercon.com>
10103 * config/microblaze.c (microblaze_emit_compare): Correct
10104 test after pcmp instruction.
10106 2012-01-27 Richard Guenther <rguenther@suse.de>
10108 PR tree-optimization/52020
10109 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
10111 2012-01-27 Richard Guenther <rguenther@suse.de>
10113 * ipa-pure-const.c (check_stmt): Clobbers do not make a
10114 function non-const/pure.
10116 2012-01-27 Richard Guenther <rguenther@suse.de>
10118 PR tree-optimization/50444
10119 * tree-sra.c (build_ref_for_offset): Properly adjust the
10120 MEM_REF type for unaligned accesses.
10122 2012-01-27 Richard Guenther <rguenther@suse.de>
10124 PR tree-optimization/50444
10125 * expr.c (mem_ref_refers_to_non_mem_p): New function.
10126 (expand_assignment): Use it. Properly handle misaligned
10127 bases when expanding stores to component references.
10128 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
10129 refactor that case.
10131 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
10133 PR middle-end/51389
10134 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
10135 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
10136 * tree-data-ref.c (find_data_references_in_loop): Make static.
10137 (compute_all_dependences): Change return type to bool. Bail out
10138 for too many datarefs in a loop. Move the hunk resetting the data
10139 dependences vector from ...
10140 (compute_data_dependences_for_loop): ... here. Account for
10141 compute_all_dependences returning false.
10142 (compute_data_dependences_for_bb): Likewise.
10143 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
10144 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
10146 2012-01-27 Richard Guenther <rguenther@suse.de>
10148 PR middle-end/51959
10149 * expr.c (store_field): Use the alias-set of the scratch memory
10152 2012-01-27 Tom de Vries <tom@codesourcery.com>
10154 PR tree-optimization/51990
10155 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
10157 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
10159 2012-01-27 Jakub Jelinek <jakub@redhat.com>
10162 * var-tracking.c (reverse_op): Don't add any reverse operation
10163 if V already has any constant locations.
10165 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
10167 * doc/invoke.texi: Correct usage of "command line" (noun)
10168 vs "command-line" (adjective) throughout.
10170 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
10172 * doc/invoke.texi (Language Independent Options): Move
10173 -Wcoverage-mismatch blurb from here....
10174 (Warning Options): ...to here.
10176 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
10178 * config/rs6000/rs6000.c (rs6000_option_override_internal):
10179 Set rs6000_always_hint to false for 476.
10181 2012-01-27 Matthias Klose <doko@ubuntu.com>
10183 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
10185 * incpath.c (add_standard_paths): Likewise.
10187 2012-01-27 Richard Henderson <rth@redhat.com>
10189 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
10190 * config/m68k/sync.md (atomic_test_and_set): Rename from
10191 sync_test_and_setqi and adjust the operands.
10192 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
10193 and unconditionally enable.
10195 2012-01-27 Richard Henderson <rth@redhat.com>
10197 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
10198 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
10199 (ldstub): Rename from ldstubqi.
10200 (ldstub<I24MODE>): Remove.
10202 2012-01-27 Richard Henderson <rth@redhat.com>
10204 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
10205 * c-cppbuiltin.c (cpp_atomic_builtins): Define
10206 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
10207 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
10208 * doc/tm.texi: Rebuild.
10210 2012-01-27 Richard Henderson <rth@redhat.com>
10212 * optabs.c (gen_atomic_test_and_set): Remove default.
10213 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
10215 2012-01-26 Jakub Jelinek <jakub@redhat.com>
10217 PR rtl-optimization/51978
10218 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
10219 (combine_reaching_defs): Likewise.
10220 (struct re_info): Remove.
10221 (add_removable_extension): Remove x and data arguments,
10222 add insn, insn_list and def_map. Use the arguments directly
10223 instead of using struct re_info.
10224 (find_removable_extensions): Don't call add_removable_extension
10225 through note_stores, instead just call it with single_set
10226 result if non-NULL.
10227 (find_and_remove_re): Pass curr_cand->expr instead of
10228 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
10230 2012-01-26 Michael Matz <matz@suse.de>
10232 PR tree-optimization/46590
10233 * cfgexpand.c: Revert last change (r183305).
10234 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
10236 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
10237 checking for emptiness.
10239 2012-01-26 Jakub Jelinek <jakub@redhat.com>
10241 PR middle-end/51895
10242 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
10243 non-addressable non-BLKmode base correctly.
10245 2012-01-26 Michael Matz <matz@suse.de>
10247 PR tree-optimization/48794
10248 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
10249 regions referenced from RESX/EH_DISPATCH.
10251 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10253 * config/s390/s390.h: Make BRANCH_COST an option.
10254 * config/s390/s390.opt: New option -mbranch-cost.
10256 2012-01-26 Richard Henderson <rth@redhat.com>
10258 Revert 2012-01-24 change:
10259 * trans-mem.c (requires_barrier): Do not instrument thread local
10260 variables and emit save/restore for them.
10262 2012-01-25 Jakub Jelinek <jakub@redhat.com>
10264 PR middle-end/51986
10265 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
10268 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
10270 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
10273 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
10276 Rename __pgm to __flash.
10277 Rename __pgm1 to __flash1.
10278 Rename __pgm2 to __flash2.
10279 Rename __pgm3 to __flash3.
10280 Rename __pgm4 to __flash4.
10281 Rename __pgm5 to __flash5.
10282 Rename __pgmx to __memx.
10283 * doc/extend.texi (AVR Named Address Spaces)
10284 Rename address space names as indicated above.
10285 * config/avr/avr.c (avr_addrspace): Ditto.
10287 * config/avr/avr-protos.h
10288 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
10289 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
10290 * config/avr/predicates.md: Ditto.
10291 * config/avr/avr.c Ditto, and
10292 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
10293 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
10295 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
10296 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
10297 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
10298 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
10299 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
10300 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
10301 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
10302 * config/avr/avr.c: Ditto.
10303 * config/avr/avr.md: Ditto.
10305 2012-01-25 Jason Merrill <jason@redhat.com>
10308 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
10310 2012-01-25 Jakub Jelinek <jakub@redhat.com>
10312 PR tree-optimization/51987
10313 * tree-data-ref.c (get_references_in_stmt): Handle references in
10314 non-volatile GIMPLE_ASM.
10316 2012-01-25 Richard Guenther <rguenther@suse.de>
10318 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
10319 bases are dereferenced.
10321 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
10323 PR rtl-optimization/48374
10324 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
10326 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
10328 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
10329 compute_data_dependences_for_loop returns false.
10330 * tree-parloops.c (loop_parallel_p): Likewise.
10332 2012-01-25 Richard Guenther <rguenther@suse.de>
10334 * tree.h (get_pointer_alignment_1): Declare.
10335 * builtins.c (get_pointer_alignment_1): New function.
10336 (get_pointer_alignment): Use it.
10338 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
10340 PR rtl-optimization/48308
10341 * combine.c (enum undo_kind): Add UNDO_LINKS.
10342 (struct undo): Add member l to other_contents and where.
10343 (do_SUBST_LINK): New.
10345 (try_combine): Handle LOG_LINKS for the dummy i1 case.
10346 (undo_all): Handle UNDO_LINKS.
10348 2012-01-25 Richard Henderson <rth@redhat.com>
10350 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
10353 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
10355 * optabs.c (gen_atomic_test_and_set): Use each argument.
10357 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
10359 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
10360 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
10361 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
10362 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
10363 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
10364 TARGET_PAIRED_SINGLE_FLOAT.
10366 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
10368 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
10369 (in_struct, return_val): Remove MEM documentation.
10370 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
10371 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
10372 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
10374 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
10375 * cfgexpand.c (add_alias_set_conflicts): Likewise.
10376 * expr.c (store_field): Likewise.
10377 * function.c (assign_stack_temp_for_type): Likewise.
10378 * ifcvt.c (noce_try_cmove_arith): Likewise.
10379 * reload1.c (reload): Likewise.
10380 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
10381 (alpha_set_memflags): Likewise.
10382 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
10384 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
10386 * rtl.h (true_dependence, canon_true_dependence): Remove varies
10388 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
10389 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
10390 (true_dependence_1, true_dependence, canon_true_dependence): Remove
10392 * cselib.c (cselib_rtx_varies_p): Delete.
10393 (cselib_invalidate_mem): Update call to canon_true_dependence.
10394 * dse.c (record_store, check_mem_read_rtx): Likewise.
10395 (scan_reads_nospill): Likewise.
10396 * cse.c (check_dependence): Likewise.
10397 (cse_rtx_varies_p): Delete.
10398 * expr.c (safe_from_p): Update call to true_dependence.
10399 * ira.c (validate_equiv_mem_from_store): Likewise.
10400 (memref_referenced_p): Likewise.
10401 * postreload-gcse.c (find_mem_conflicts): Likewise.
10402 * sched-deps.c (sched_analyze_2): Likewise.
10403 * store-motion.c (load_kills_store): Likewise.
10404 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
10405 * gcse.c (mems_conflict_for_gcse_p): Likewise.
10406 (compute_transp): Update call to canon_true_dependence.
10408 2012-01-25 Richard Henderson <rth@redhat.com>
10410 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
10411 (maybe_emit_atomic_test_and_set): New.
10412 (expand_sync_lock_test_and_set): Use it.
10413 (expand_atomic_test_and_set): Likewise.
10414 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
10415 the implementation; clarify implementation defined details.
10416 * doc/md.texi (atomic_test_and_set): Document.
10418 2012-01-25 Richard Henderson <rth@redhat.com>
10420 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
10422 2012-01-25 Richard Henderson <rth@redhat.com>
10425 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
10426 to effect no-op split.
10428 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
10431 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
10432 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
10433 (BT_FN_VOID_PTR_INT_SIZE): New.
10434 (BT_FN_UINT_UINT_VAR): Remove.
10435 (BT_FN_UINT32_UINT32_VAR): New.
10436 (BT_FN_DOUBLE_VPTR): Remove.
10437 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
10439 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
10440 (_ITM_changeTransactionMode): Same.
10441 (_ITM_memmoveRtWt): Change return type to void.
10442 (_ITM_memcpyRtWt): Same.
10443 (_ITM_memsetW): Same.
10444 (_ITM_RaRD): Change types to double.
10449 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
10451 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
10452 Patrick Marlier <patrick.marlier@gmail.com>
10454 * trans-mem.c (requires_barrier): Do not instrument thread local
10455 variables and emit save/restore for them.
10457 2012-01-24 Jason Merrill <jason@redhat.com>
10460 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
10461 output static aliases.
10463 2012-01-24 Jakub Jelinek <jakub@redhat.com>
10466 * common.opt (-pie, -shared, pie, shared): Change from Common to
10468 * gcc.c (display_help): Display help for -pie and -shared.
10470 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
10473 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
10474 Remove note on size/offset limitation.
10475 (AVR Variable Attributes): Add example how to read data located
10476 with progmem. Refer to named address spaces.
10477 * doc/invoke.texi (AVR Options): Fix typo.
10479 2012-01-24 Richard Guenther <rguenther@suse.de>
10481 Forward-port to trunk
10482 2010-09-21 Jakub Jelinek <jakub@redhat.com>
10484 PR middle-end/45678
10485 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
10486 op0 isn't sufficiently aligned and there is movmisalignM
10487 insn for mode, use it to load op0 into a temporary register.
10489 2012-01-24 Jakub Jelinek <jakub@redhat.com>
10492 * target.def (const_not_ok_for_debug_p): New hook.
10493 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
10495 * doc/tm.texi: Regenerated.
10496 * dwarf2out.c (const_ok_for_output_1): If
10497 targetm.const_not_ok_for_debug_p returns true, fail.
10498 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
10500 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
10502 2012-01-23 Kai Tietz <ktietz@redhat.com>
10505 * config/i386/predicates.md (symbolic_operand): Allow
10506 UNSPEC_PCREL as PIC expression for lea.
10507 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
10508 * config/i386/i386.c (ix86_delegitimize_address): Handle
10509 UNSPEC_PCREL for none-MEM, too.
10511 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
10513 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
10514 (ipa_tm_create_version_alias): Same.
10516 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
10519 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
10520 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
10522 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
10523 Patrick Marlier <patrick.marlier@gmail.com>
10524 Iain Sandoe <developer@sandoe-acoustics.co.uk>
10527 * lto-wrapper.c (run_gcc): Pass the LTO section name to
10528 simple_object_start_read.
10530 2012-01-23 Richard Guenther <rguenther@suse.de>
10533 PR tree-optimization/51895
10534 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
10535 parameter decomposition into BLKmode components.
10537 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
10539 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
10540 fake variables for restrict-qualified pointers whose pointed-to type
10541 contains a placeholder.
10543 2012-01-23 Richard Guenther <rguenther@suse.de>
10545 PR tree-optimization/51949
10546 * ipa-split.c (execute_split_functions): Do not split malloc functions.
10548 2012-01-23 Jakub Jelinek <jakub@redhat.com>
10550 PR rtl-optimization/51933
10551 * ree.c (transform_ifelse): Return true right away if dstreg is
10552 already wider or equal to cand->mode.
10553 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
10554 (make_defs_and_copies_lists): Remove defs_list and copies_list
10555 arguments, add state argument, just truncate state->work_list
10556 instead of always allocating and freeing the vector. Assert that
10557 get_defs succeeds instead of returning 2. Changed return type to bool.
10558 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
10559 have ext_src_mode, see if it has been modified already with the
10560 right kind of extension and has been extended before from the
10561 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
10562 just return true. Remember the original mode in state->modified array.
10563 (combine_reaching_defs): Add state argument. Don't allocate and
10564 free here def_list, copied_list and vec vectors, instead just
10565 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
10566 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
10567 Add state variable, clear vectors in it, initialize state.modified
10568 if needed. Free all the vectors at the end and state.modified too.
10569 Don't skip a candidate if the extension expression has been modified.
10571 2012-01-22 Douglas B Rupp <rupp@gnat.com>
10574 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
10575 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
10576 (extra_options) interix.opt -> i386/interix.opt"
10577 (extra_objs):Add winnt-stubs.o
10578 * configure.ac: Add interix to target_os .comm on PE check.
10579 * configure: Regenerate.
10580 * config/interix3.h: Delete and move bits to..
10581 * config/interix.h: Delete and move bits to..
10582 * config/i386/i386-interix3.h: Delete and move bits to..
10583 * config/i386/i386-interix.h: ..here.
10584 (TARGET_CPU_DEFAULT): Remove redefinition.
10585 (TARGET_ASM_CONSTRUCTOR): Undefine.
10586 (SUBTARGET_SWITCHES): Define for ms-bitfields.
10587 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
10588 (PTRDIFF_TYPE): Define.
10589 (LONG_DOUBLE_TYPE_SIZE): Define.
10590 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
10591 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
10592 (TARGET_SECTION_TYPE_FLAGS): Define.
10593 (ASM_DECLARE_FUNCTION_NAME): Define.
10594 (ASM_OUTPUT_EXTERNAL): Define.
10595 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
10596 (ASM_OUTPUT_ALIGNED_BSS): Define.
10597 (PCC_BITFIELD_TYPE_MATTERS): Define.
10598 (USE_CONST_SECTION): Define.
10599 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
10600 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
10601 (SUPPORTS_ONE_ONLY): Remove.
10602 (I386_PE_STRIP_ENCODING): Define.
10603 * config/interix.opt: Delete and move bits to..
10604 * config/i386/interix.opt: ..here. New.
10605 (mpe-aligned-commons): Add.
10606 * config/i386/t-interix: Add copyright header.
10607 (winnt-stubs.o): Add rule.
10609 2012-01-22 Jason Merrill <jason@redhat.com>
10612 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
10613 for extra name aliases.
10615 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
10617 PR rtl-optimization/51924
10618 * ree.c (combine_set_extension): Improve debugging message.
10619 (combine_reaching_defs): Likewise.
10620 (get_defs): Rename confusingly named variable.
10621 (find_and_remove_re): Skip a candidate if the extension expression has
10624 2012-01-21 Robert Millan <rmh@gnu.org>
10625 Gerald Pfeifer <gerald@pfeifer.com>
10627 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
10628 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
10630 2012-01-20 Jakub Jelinek <jakub@redhat.com>
10632 PR tree-optimization/51914
10633 * tree-vect-stmts.c (vectorizable_conversion): For
10634 cvt_type && modifier == WIDEN, put temporary with cvt_type
10635 at the beginning of vec_dsts and set vec_dest to temporary
10638 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
10640 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
10642 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
10644 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
10645 * config/rs6000/rs6000.c: Likewise.
10647 2012-01-20 Jakub Jelinek <jakub@redhat.com>
10650 * config/arm/arm.c (arm_count_output_move_double_insns): Call
10651 output_move_double on a copy of operands array.
10653 2012-01-20 Cary Coutant <ccoutant@google.com>
10654 Dodji Seketeli <dodji@redhat.com>
10657 * dwarf2out.c (copy_declaration_context): Return ref to parent
10658 of declaration DIE, if necessary.
10659 (remove_child_or_replace_with_skeleton): Add new parameter; update
10660 caller. Place skeleton DIE under parent DIE of original declaration.
10661 Move call to copy_declaration_context to here ...
10662 (break_out_comdat_types): ... from here.
10664 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10666 PR rtl-optimization/51856
10667 * reload.c (find_reloads_subreg_address): Set the address_reloaded
10670 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
10673 * config/arm/arm.c (arm_print_operand): Correct output of alignment
10674 hints for neon loads and stores.
10676 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
10680 * doc/extend.texi (Named Address Spaces): Split into subsections.
10681 (AVR Named Address Spaces): New subsection.
10682 (M32C Named Address Spaces): New subsection.
10683 (RL78 Named Address Spaces): New subsection.
10684 (SPU Named Address Spaces): New subsection.
10685 (Variable Attributes): New anchor "AVR Variable Attributes".
10686 (AVR Variable Attributes): Rewrite and avoid wording
10687 "address space" in this context.
10688 * doc/invoke.texi (AVR Options): Rewrite and add documentation
10689 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
10690 (AVR Built-in Macros): New subsubsection therein.
10691 * doc/md.texi (AVR constraints): Remove "C04", "R".
10693 2012-01-20 Richard Guenther <rguenther@suse.de>
10695 PR tree-optimization/51903
10696 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
10697 when removing stmts.
10699 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
10702 * config/arm/arm.c (arm_load_pic_register): Use
10703 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
10704 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
10705 (arm_pic_static_addr): Likewise.
10706 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
10707 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
10708 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
10709 (pic_load_addr_unified): New.
10711 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
10714 * function.c (instantiate_virtual_regs_in_insn): Use
10715 delete_insn_and_edges when removing a wrong asm insn.
10717 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
10719 PR rtl-optimization/40761
10720 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
10721 Add new member loop_num.
10722 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
10723 (ira_build): Remove the parameter.
10725 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
10726 (ira.c): Do not build CFG loops for one region allocation. Remove
10727 argument from ira_build call.
10729 * ira-build.c (init_loop_tree_node): New function.
10730 (create_loop_tree_nodes): Use it. Separate the case when CFG
10731 loops are not built.
10732 (more_one_region_p): Check current_loops.
10733 (finish_loop_tree_nodes): Separate the case when CFG loops are not
10735 (add_loop_to_tree): Process loop equal to NULL too.
10736 (form_loop_tree): Separate the case when CFG loops are not built.
10737 Use explicitly number for the root.
10738 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
10740 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
10741 instead of loop->num.
10742 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
10743 (mark_all_loops_for_removal): Ditto.
10744 (remove_unnecessary_regions): Separate the case when CFG loops
10746 (ira_build): Remove the parameter. Use explicit number of regions
10747 when CFG loops are not built.
10749 * ira-color.c (print_loop_title): Separate the case for the root node.
10750 Use loop_num instead of loop->num.
10751 (move_spill_restore): Use loop_num instead of loop->num.
10753 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
10754 (change_loop): Ditto.
10755 (change_loop): Use loop_num instead of loop->num.
10757 * ira-lives.c (process_bb_node_lives): Ditto.
10759 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
10761 * ira-conflicts.c (print_allocno_conflicts): Ditto.
10763 2012-01-19 Jakub Jelinek <jakub@redhat.com>
10765 PR libmudflap/40778
10766 * tree-mudflap.c (mf_artificial): New function.
10767 (execute_mudflap_function_ops, execute_mudflap_function_decls,
10768 mx_register_decls, mudflap_enqueue_decl): Use it.
10771 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
10772 numbers in the insn pattern.
10774 2012-01-19 Michael Matz <matz@suse.de>
10776 PR tree-optimization/46590
10777 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
10778 use it in remembering which conflicts we already created.
10779 (add_scope_conflicts): Adjust call to above, (de)allocate helper
10782 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
10785 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
10786 (merge_and_complain): Same.
10788 2012-01-19 Jakub Jelinek <jakub@redhat.com>
10791 * config/initfini-array.h: Guard content of the header
10792 with #ifdef HAVE_INITFINI_ARRAY.
10793 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
10794 Add initfini-array.h to tm_file here.
10795 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
10796 * config.gcc: Don't add initfini-array.h to tm_file here.
10797 * configure: Regenerated.
10799 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
10801 PR rtl-optimization/51505
10802 * df-problems.c (df_kill_notes): New parameter live. Update comment.
10803 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
10804 (df_note_bb_compute): Update the call to df_kill_notes.
10806 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
10808 * trans-mem.c (requires_barrier): Remove call to is_global_var.
10810 2012-01-18 Richard Guenther <rguenther@suse.de>
10812 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
10813 of conversions to void *.
10815 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10816 Richard Sandiford <rdsandiford@googlemail.com>
10818 PR middle-end/50325
10819 PR middle-end/51192
10820 * optabs.h (simplify_expand_binop): Declare.
10821 * optabs.c (simplify_expand_binop): Make global.
10822 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
10823 endian targets if the source cannot be exactly covered by word
10826 2012-01-17 Jakub Jelinek <jakub@redhat.com>
10829 * hard-reg-set.h (struct hard_reg_set_container): New type.
10830 * target.h (struct hard_reg_set_container): Forward declare.
10831 * target.def (set_up_by_prologue): New target hook.
10832 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
10833 * doc/tm.texi: Regenerated.
10834 * function.c (thread_prologue_and_epilogue_insns): Change
10835 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
10836 Call targetm.set_up_by_prologue on it.
10837 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
10838 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
10840 2012-01-17 Nick Clifton <nickc@redhat.com>
10842 * config/rx/rx.c (rx_can_use_simple_return): New function.
10843 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
10844 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
10846 2012-01-17 Richard Guenther <rguenther@suse.de>
10848 PR middle-end/51782
10849 * expr.c (expand_assignment): Take address-space information
10850 from the address operand of MEM_REF and TARGET_MEM_REF.
10851 (expand_expr_real_1): Likewise.
10853 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10855 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
10856 reload dump is requested.
10858 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
10861 * trans-mem.c (requires_barrier): Call may_be_aliased.
10863 2012-01-17 Jakub Jelinek <jakub@redhat.com>
10865 PR tree-optimization/51877
10866 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
10867 call arguments and fndecls compare equal, instead return false if they
10868 don't. Return true only if lhs1 and lhs2 are either both NULL, or
10869 both SSA_NAMEs that are valueized the same, or they satisfy
10872 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10874 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
10876 * configure: Regenerate.
10878 2012-01-16 Jan Hubicka <jh@suse.cz>
10882 * convert.c (convert_to_integer): Use fold_convert for
10883 converting an INTEGER_CST to integer type.
10885 2012-01-16 Jason Merrill <jason@redhat.com>
10888 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
10890 2012-01-16 Jakub Jelinek <jakub@redhat.com>
10893 * config/s390/s390.c (s390_chunkify_start): Don't skip
10894 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
10895 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
10896 If insn is followed by NOTE_INSN_VAR_LOCATION or
10897 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
10898 Don't use location of note insns.
10900 PR tree-optimization/51865
10901 * tree-inline.c (tree_function_versioning): Call remap_decl
10902 on DECL_RESULT whenever it has VOID_TYPE_P type.
10904 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
10906 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
10907 for calls to locally-binding MIPS16 functions if only the return
10908 type uses float regs.
10910 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
10911 Richard Sandiford <rdsandiford@googlemail.com>
10913 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
10914 (SYMBOL_32_HIGH): Likewise.
10915 (mips_output_tls_reloc_directive): Declare.
10916 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
10917 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
10918 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
10919 (mips_lo_relocs, mips_hi_relocs): Make extern.
10920 (mips16_stub_function): Move up file.
10921 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
10922 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
10923 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
10924 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
10925 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
10926 (mips_get_tp): Add MIPS16 support.
10927 (mips_legitimize_tls_address): Remove MIPS16 sorry().
10928 Generalize DTPREL and TPREL handling.
10929 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
10930 Add MIPS16 TLS support.
10931 (mips_output_tls_reloc_directive): New function.
10932 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
10933 * config/mips/predicates.md (symbolic_operand_with_high)
10934 (tls_reloc_operand): New predicates.
10935 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
10936 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
10937 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
10938 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
10939 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
10940 (*tls_get_tp_mips16_call_<mode>): Likewise.
10942 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
10944 PR rtl-optimization/51821
10945 * recog.c (peep2_find_free_register): Determine clobbered registers
10948 2012-01-14 Denis Chertykov <chertykov@gmail.com>
10951 * config/avr/avr-protos.h: Revert change of 2012-01-09.
10952 * config/avr/avr.c: Likewise.
10953 * config/avr/avr.h: Likewise.
10955 2012-01-13 Ian Lance Taylor <iant@google.com>
10958 * tree.h (TYPE_QUALS): Add cast to int.
10959 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
10961 2012-01-13 Ian Lance Taylor <iant@google.com>
10963 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
10964 comparing param_index to VEC_length result.
10966 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
10968 * c-decl.c: Do not include tree-mudflap.h
10969 * tree-optimize.c: Likewise.
10970 * Makefile.in: Update dependencies.
10972 2012-01-13 Richard Guenther <rguenther@suse.de>
10975 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
10976 variable-sized result always use RSO.
10978 2012-01-12 DJ Delorie <dj@redhat.com>
10980 * cfgexpand.c (convert_debug_memory_address): Allow any valid
10981 pointer type, not just the default pointer type.
10983 2012-01-09 Richard Henderson <rth@redhat.com>
10984 Denis Chertykov <chertykov@gmail.com>
10987 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
10988 * config/avr/avr.c (avr_can_eliminate): Simplify.
10989 (avr_initial_elimination_offset): Likewise.
10990 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
10991 (expand_epilogue): Likewise.
10992 (avr_legitimize_address): Gut.
10993 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
10994 (avr_hard_regno_nregs): New.
10995 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
10996 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
10997 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
10998 add soft frame pointer.
10999 (CALL_USED_REGISTERS): Likewise.
11000 (REG_CLASS_CONTENTS): Likewise.
11001 (REGISTER_NAMES): Likewise.
11002 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
11003 (HARD_FRAME_POINTER_REGNUM): New.
11004 (FRAME_POINTER_REGNUM): Use soft frame pointer.
11005 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
11006 remove the HARD_FRAME_POINTER self-elimination.
11008 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
11011 * config/avr/avr.c (avr_encode_section_info): Test for absence of
11012 DECL_EXTERNAL when checking for initializers of progmem variables.
11014 2012-01-12 Ira Rosen <irar@il.ibm.com>
11016 PR tree-optimization/51799
11017 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
11018 that the last operation is a type demotion.
11020 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
11022 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
11023 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
11025 2012-01-11 Jakub Jelinek <jakub@redhat.com>
11028 * combine.c (distribute_notes): If i3 is a noreturn call,
11029 allow old_size to be equal to args_size and make sure the
11030 noreturn call gets REG_ARGS_SIZE note.
11031 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
11032 on noreturn calls even when the delta is 0.
11034 2012-01-11 Nathan Sidwell <nathan@acm.org>
11036 * gcov.c (STRING_SIZE): Remove.
11037 (generate_results): Erase annotations for source files with no
11038 coverage information.
11040 (output_lines): Use it.
11042 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
11044 * gimple.h (gimplify_body): Remove first argument.
11045 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
11046 pointer set here, instead just pass DATA to walk_tree.
11047 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
11048 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
11049 (unvisit_body): Likewise, but with unmark_visited.
11050 (gimplify_body): Remove BODY_P argument and adjust.
11051 (gimplify_function_tree): Adjust call to gimplify_body.
11052 * omp-low.c (finalize_task_copyfn): Likewise.
11054 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
11056 * tree.h (build_function_decl_skip_args): Add boolean parameter.
11057 (build_function_type_skip_args): Delete.
11058 * tree.c (build_function_type_skip_args): Make static and add
11059 SKIP_RETURN parameter. Fix thinko in the handling of variants.
11060 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
11061 pass it to build_function_type_skip_args.
11062 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
11063 (tree_function_versioning): Likewise.
11064 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
11065 build_function_decl_skip_args.
11066 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
11067 and pass it to build_function_decl_skip_args/tree_function_versioning.
11068 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
11069 * ipa-inline-transform.c (save_inline_function_body): Likewise.
11070 * trans-mem.c (ipa_tm_create_version): Likewise.
11071 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
11072 * tree-inline.c (declare_return_variable): Remove always-true test.
11073 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
11074 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
11075 * ipa-split.c (split_function): Skip the return value for the split
11076 part if it doesn't return.
11078 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11080 PR tree-optimization/49642
11081 * ipa-split.c (forbidden_dominators): New variable.
11082 (check_forbidden_calls): New function.
11083 (dominated_by_forbidden): Likewise.
11084 (consider_split): Check for forbidden dominators.
11085 (execute_split_functions): Initialize and free forbidden
11086 dominators info; call check_forbidden_calls.
11088 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11090 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
11092 2012-01-11 Nick Clifton <nickc@redhat.com>
11094 * config/rx/rx.md (return): Define pattern.
11096 2012-01-11 Richard Guenther <rguenther@suse.de>
11098 * doc/extend.texi (malloc attribute): Adjust according to
11101 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
11102 Patrick Marlier <patrick.marlier@gmail.com>
11104 PR middle-end/51516
11105 * trans-mem.c (get_cg_data): Traverse aliases if requested.
11106 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
11107 (ipa_tm_note_irrevocable): Same.
11108 (ipa_tm_scan_irr_block): Same.
11109 (ipa_tm_decrement_clone_counts): Same.
11110 (ipa_tm_scan_irr_function): Same.
11111 (ipa_tm_create_version_alias): Same.
11112 (ipa_tm_create_version): Same.
11113 (ipa_tm_transform_calls_redirect): Same.
11114 (ipa_tm_transform_calls): Same.
11115 (ipa_tm_transform_transaction): Same.
11116 (ipa_tm_execute): Same.
11118 2012-01-10 Richard Guenther <rguenther@suse.de>
11120 PR middle-end/51806
11121 * opts.c (common_handle_option): Handle -Werror.
11123 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
11125 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
11128 2012-01-10 Jason Merrill <jason@redhat.com>
11130 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
11133 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11135 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
11136 supports R_386_TLS_GD_PLT reloc.
11137 (gcc_cv_as_ix86_tlsldmplt): Check if linker
11138 supports R_386_TLS_LDM_PLT reloc.
11139 * configure: Regenerate.
11140 * config.in: Regenerate.
11142 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
11145 Extend __pgmx semantics to linearize memory.
11146 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
11147 determine if code comes inline or from libgcc.
11148 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
11149 (movmem_qi, movmem_qi): Set constraint #2 to "n".
11150 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
11151 (movmemx_qi, movmemx_hi): New insns.
11152 (xload_<mode>_libgcc): Rewrite to new insn condition.
11153 (xload_<mode>): Remove insns.
11154 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
11155 cases that don't satisfy avr_xload_libgcc_p().
11156 (avr_addr_space_convert): Allow converting in any direction.
11157 (avr_addr_space_subset_p): Return always true.
11158 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
11159 (avr_emit_movmemhi): Ditto.
11160 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
11161 (avr_out_movmem): Ditto.
11162 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
11163 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
11164 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
11165 (avr_encode_section_info): Encode 'progmem' in symbol flags.
11166 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
11168 2012-01-10 Richard Guenther <rguenther@suse.de>
11170 PR tree-optimization/50913
11171 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
11172 Require data-refs to be representable by Graphite with respect
11175 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
11177 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
11178 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
11180 2012-01-10 Tom de Vries <tom@codesourcery.com>
11182 PR rtl-optimization/51271
11183 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
11184 handling annulled branch.
11186 2012-01-10 Richard Henderson <rth@redhat.com>
11188 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
11189 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
11190 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
11191 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
11192 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
11193 arm_expand_vec_perm_const): New.
11194 * config/arm/arm-protos.h: Update.
11195 * config/arm/neon.md (UNSPEC_VCONCAT): New.
11196 (*neon_vswp<VDQX>): New.
11197 (neon_vcombine<VDX>): Use neon_split_vcombine.
11198 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
11199 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
11200 (vec_perm<VE>): New.
11202 2012-01-10 Richard Henderson <rth@redhat.com>
11204 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
11205 use it if reload_completed.
11206 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
11207 arm_output_asm_insn, arm_process_output_memory_barrier,
11208 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
11209 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
11210 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
11211 arm_process_output_sync_insn, arm_output_sync_insn,
11212 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
11213 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
11214 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
11215 (emit_unlikely_jump): New.
11216 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
11217 (arm_split_atomic_op): New.
11218 * config/arm/arm-protos.h: Update.
11219 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
11220 (struct arm_sync_generator): Remove.
11221 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
11222 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
11223 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
11224 (VUNSPEC_LL, VUNSPEC_SC): New.
11225 (sync_result, sync_memory, sync_required_value, sync_new_value,
11226 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
11227 (attr length): Don't use arm_sync_loop_insns.
11228 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
11229 (movsfcc, movdfcc): Likewise.
11230 * config/arm/constraints.md (Ua): New.
11231 * config/arm/prediates.md (mem_noofs_operand): New.
11232 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
11233 (sync_clobber, sync_t2_reqd): Remove.
11234 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
11235 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
11236 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
11237 (arm_sync_compare_and_swap<SIDI>): Remove.
11238 (arm_sync_compare_and_swap<NARROW>): Remove.
11239 (arm_sync_lock_test_and_set<SIDI>): Remove.
11240 (arm_sync_lock_test_and_set<NARROW>): Remove.
11241 (arm_sync_new_<syncop><SIDI>): Remove.
11242 (arm_sync_new_<syncop><NARROW>): Remove.
11243 (arm_sync_new_nand<SIDI>): Remove.
11244 (arm_sync_new_nand<NARROW>): Remove.
11245 (arm_sync_old_<syncop><SIDI>): Remove.
11246 (arm_sync_old_<syncop><NARROW>): Remove.
11247 (arm_sync_old_nand<SIDI>): Remove.
11248 (arm_sync_old_nand<NARROW>): Remove.
11249 (*memory_barrier): Merge arm_output_memory_barrier.
11250 (atomic_compare_and_swap<QHSD>): New.
11251 (atomic_compare_and_swap<NARROW>_1): New.
11252 (atomic_compare_and_swap<SIDI>_1): New.
11253 (atomic_exchange<QHSD>): New.
11254 (cas_cmp_operand, cas_cmp_str): New.
11255 (atomic_op_operand, atomic_op_str): New.
11256 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
11257 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
11258 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
11259 (arm_load_exclusive<NARROW>): New.
11260 (arm_load_exclusivesi, arm_load_exclusivedi): New.
11261 (arm_store_exclusive<QHSD>): New.
11263 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
11265 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
11266 reload patterns if -mvsx-scalar-memory.
11268 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
11269 generated, even -mno-vsx-scalar-double was used.
11270 (vsx_xscvdpsp_scalar): Likewise.
11271 (vsx_xscvspdp_scalar2): Likewise.
11273 2012-01-09 Tom de Vries <tom@codesourcery.com>
11274 Andrew Pinski <apinski@cavium.com>
11277 * reorg.c (fill_slots_from_thread): Don't speculate
11278 frame-related insns.
11280 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
11282 * sched-int.h (bb_note): Move to...
11283 * basic-block.h: ...here.
11284 * haifa-sched.c (bb_note): Move to...
11285 * cfgrtl.c: ...here.
11286 * function.c (next_block_for_reg): New function.
11287 (move_insn_for_shrink_wrap): Likewise.
11288 (prepare_shrink_wrap): Rewrite to use the above.
11290 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
11292 * gimple.c (is_gimple_non_addressable): Remove.
11293 * gimple.h: Remove is_gimple_non_addressable.
11294 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
11295 is_gimple_non_addressable.
11296 * trans-mem.c (expand_assign_tm): Same.
11298 2012-01-09 Richard Guenther <rguenther@suse.de>
11300 PR tree-optimization/51775
11301 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
11302 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
11304 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11306 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
11308 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
11310 2012-01-09 Richard Guenther <rguenther@suse.de>
11312 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
11314 2012-01-08 Jan Hubicka <jh@suse.cz>
11316 PR tree-optimize/51680
11317 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
11318 on when known_vals needs to be computed; cleanup.
11320 2012-01-08 Jan Hubicka <jh@suse.cz>
11322 PR tree-optimize/51694
11323 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
11325 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
11327 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
11328 for -std=c++98 and -std=c++11 too.
11330 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
11332 * cfgloop.c (cancel_loop): Add free() of bbs array.
11334 2012-01-07 Jan Hubicka <jh@suse.cz>
11336 PR tree-optimization/51600
11337 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
11338 that benefits small functions.
11340 2012-01-07 Jan Hubicka <jh@suse.cz>
11342 * ipa-inline.c (want_inline_small_function_p): Fix formating.
11344 2012-01-07 Jan Hubicka <jh@suse.cz>
11346 PR tree-optimization/51680
11347 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
11348 whose inlining reduce unit size.
11350 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
11353 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
11354 Add canonical node to containing_mem chain after the non-canonical
11355 one, even if there weren't any locs to propagate.
11356 (remove_useless_values): Keep only canonical values.
11357 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
11358 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
11359 canonicalize mem_chain elements that are not discarded.
11361 2012-01-06 Jakub Jelinek <jakub@redhat.com>
11364 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
11365 before emitting functions.
11367 PR gcov-profile/50127
11368 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
11369 clear_aux_for_blocks.
11371 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
11374 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
11376 2012-01-06 Arnaud Charlet <charlet@adacore.com>
11378 * c-decl.c (ext_block): Moved up.
11379 (collect_all_refs, for_each_global_decl): Take ext_block into account.
11381 2012-01-06 Han Shen <shenhan@google.com>
11383 Translate built-in include paths for sysroot.
11384 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
11385 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
11387 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
11388 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
11390 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
11391 control whether sysroot should be prepended to gxx include dir.
11393 * configure: Regenerate.
11395 2012-01-06 Torvald Riegel <triegel@redhat.com>
11397 PR rtl-optimization/51771
11398 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
11399 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
11401 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
11403 PR tree-optimization/51315
11404 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
11405 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
11407 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
11410 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
11411 for shrp pattern. Correctly handle and fixup shift variable.
11412 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
11414 2012-01-05 Jakub Jelinek <jakub@redhat.com>
11417 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
11418 note when !ACCUMULATE_OUTGOING_ARGS.
11420 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
11422 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
11424 (extract_range_from_unary_expr_1): Avoid useless computations.
11426 2012-01-05 Jakub Jelinek <jakub@redhat.com>
11428 PR rtl-optimization/51767
11429 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
11430 of jump_block and add an extra edge for degenerated asm gotos.
11432 PR middle-end/51768
11433 * stmt.c (check_unique_operand_names): Don't ICE during error
11434 reporting if i is from labels chain.
11436 PR middle-end/44777
11437 * profile.c (branch_prob): Split bbs that have exit edge
11438 and need a fake entry edge too.
11440 2012-01-05 Jan Hubicka <jh@suse.cz>
11442 PR middle-end/49710
11443 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
11446 2012-01-05 Richard Guenther <rguenther@suse.de>
11449 * tree-streamer-out.c (write_ts_optimization): New function.
11450 (streamer_write_tree_body): Call it.
11451 * tree-streamer-in.c (lto_input_ts_optimization): New function.
11452 (streamer_read_tree_body): Call it.
11453 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
11455 2012-01-05 Jakub Jelinek <jakub@redhat.com>
11457 PR middle-end/51761
11458 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
11459 * gimplify.c (gimplify_cleanup_point_expr): Save and set
11460 in_cleanup_point_expr before gimplify_stmt call and restore it
11462 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
11463 in_cleanup_point_expr is false.
11465 2012-01-05 Richard Guenther <rguenther@suse.de>
11467 PR middle-end/51764
11468 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
11470 * toplev.c (process_options): Reject combining mudflap and LTO.
11471 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
11473 2012-01-05 Richard Guenther <rguenther@suse.de>
11475 PR tree-optimization/51760
11476 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
11478 (bit_value_unop): Handle UNDEFINED operands.
11479 (bit_value_binop): Likewise.
11481 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
11483 * config/avr/avr.c (avr_replace_prefix): Remove.
11484 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
11485 (avr_asm_function_rodata_section): Ditto.
11486 (avr_asm_select_section): Ditto.
11488 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
11490 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
11493 2012-01-05 Jakub Jelinek <jakub@redhat.com>
11496 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
11497 calls that have any non-fake successor edges.
11500 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
11502 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
11504 PR tree-optimization/51624
11505 * tree-sra.c (build_ref_for_model): When replicating a chain of
11506 COMPONENT_REFs, stop as soon as the offset would become negative.
11508 2012-01-04 Jakub Jelinek <jakub@redhat.com>
11511 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
11512 in .debug_loc on the floor.
11514 2012-01-04 Andrew Pinski <apinski@cavium.com>
11516 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
11518 2012-01-04 Andrew Pinski <apinski@cavium.com>
11519 Adam Nemet <anemet@caviumnetworks.com>
11521 * config/mips/mips.md (size): Add SI and DI.
11522 (SIZE): New mode attribute.
11523 (U): New code attribute.
11524 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
11525 (mips_lbux_<mode>): Delete.
11526 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
11527 (mips_lhx): Use gen_mips_lhx_extsi.
11528 (mips_lhx_<mode>): Delete.
11529 (mips_lwx): Delete.
11530 (mips_l<size>x): New expand.
11531 (mips_lwx_<mode>): Delete.
11532 (mips_l<GPR:size>x_<P:mode>): New pattern.
11533 (*mips_lw<u>x_<P:mode>_ext): Likewise.
11534 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
11535 * config/mips/mips.c (mips_lx_address_p): New function.
11536 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
11537 (dsp64): New availability predicate.
11538 (mips_builtins): Add an entry for __builtin_mips_ldx.
11539 * config/mips/mips.h (ISA_HAS_LBX): New define.
11540 (ISA_HAS_LBUX): Likewise.
11541 (ISA_HAS_LHX): Likewise.
11542 (ISA_HAS_LHUX): Likewise.
11543 (ISA_HAS_LWX): Likewise.
11544 (ISA_HAS_LWUX): Likewise.
11545 (ISA_HAS_LDX): Likewise.
11546 * doc/extend.texi (__builtin_mips_ldx): Document.
11548 2012-01-04 Tristan Gingold <gingold@adacore.com>
11550 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
11551 when long pointers are used.
11552 * config.build (*-*-*vms*): Handle all OpenVMS targets.
11553 (alpha64-dec-*vms*, alpha*-dec-*vms*)
11554 (ia64-hp-*vms*): Remove.
11555 * config/vms/xm-vms64.h: Delete.
11557 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
11559 PR middle-end/51472
11560 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
11562 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
11564 * opts.c (finish_options): Remove duplicate sorry.
11566 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
11568 PR middle-end/51696
11569 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
11572 2012-01-04 Richard Guenther <rguenther@suse.de>
11574 PR middle-end/51750
11575 * tree.c (size_low_cst): New function.
11576 * tree.h (size_low_cst): Declare.
11577 * fold-const.c (fold_comparison): Use it to extract the low
11578 part of the POINTER_PLUS_EXPR offset.
11580 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
11582 Fix clearing ZERO_REG
11583 * config/avr/avr.md (cc): Add alternative "ldi".
11584 (movqi_insn): Use it in cc attribute.
11585 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
11586 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
11587 (output_reload_insisf): Use ZERO_REG to pre-clear register.
11589 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11591 * configure: Regenerate.
11593 2012-01-04 Richard Guenther <rguenther@suse.de>
11595 PR tree-optimization/49651
11596 * tree-ssa-structalias.c (type_can_have_subvars): New function.
11597 (var_can_have_subvars): Use it.
11598 (get_constraint_for_1): Only consider subfields if there can be any.
11600 2012-01-03 Jakub Jelinek <jakub@redhat.com>
11603 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
11604 to its new canonical_cselib_val and the cselib_val was in
11605 first_containing_mem chain, but the canonical_cselib_val was not,
11606 add the latter into the chain.
11607 (cselib_invalidate_mem): Compare canonical_cselib_val of
11608 addr_list chain elt with v.
11611 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
11612 dwarf2out_undef): Allocate e.info using ggc_strdup instead
11614 (output_macinfo_op): Don't ggc_strdup fd->filename.
11615 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
11616 then ggc_strdup it. Don't free inc->info or cur->info.
11617 (output_macinfo): Don't free ref->info or file->info.
11619 2012-01-03 Ira Rosen <irar@il.ibm.com>
11621 PR tree-optimization/51269
11622 * tree-vect-loop-manip.c (set_prologue_iterations): Make
11623 first_niters a pointer.
11624 (slpeel_tree_peel_loop_to_edge): Likewise.
11625 (vect_do_peeling_for_loop_bound): Update call to
11626 slpeel_tree_peel_loop_to_edge.
11627 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
11628 here. Remove it from the parameters list.
11629 (vect_do_peeling_for_alignment): Update calls and compute
11630 wide_prolog_niters.
11632 2012-01-03 Richard Guenther <rguenther@suse.de>
11634 PR tree-optimization/51070
11635 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
11636 Properly handle calls.
11638 2012-01-03 Richard Guenther <rguenther@suse.de>
11640 PR tree-optimization/51692
11641 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
11642 the LHS of allocation stmts.
11644 2012-01-03 Olivier Hainque <hainque@adacore.com>
11646 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
11648 2012-01-03 Olivier Hainque <hainque@adacore.com>
11650 * collect2.c (main): In AIX specific computations for vector
11651 insertions, use CONST_CAST2 to cast from char ** to const char **.
11653 2012-01-03 Richard Guenther <rguenther@suse.de>
11656 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
11657 the context of a limbo DIE when it does not already exist.
11659 2012-01-03 Jakub Jelinek <jakub@redhat.com>
11661 PR tree-optimization/51719
11662 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
11663 but direct call is, clear direct call's lhs and don't add fallthrough
11664 edge from dcall_bb to join_bb and PHIs.
11666 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11668 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
11669 the instructions emitted by the pattern.
11670 ("*TDC_insn_<mode>"): Add comment.
11672 2012-01-03 Richard Guenther <rguenther@suse.de>
11674 PR middle-end/51730
11675 * fold-const.c (fold_comparison): Properly canonicalize
11676 tree offset and HOST_WIDE_INT bit position.
11678 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
11680 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
11681 operands for extzv pattern.
11683 2012-01-02 Jakub Jelinek <jakub@redhat.com>
11686 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
11689 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
11691 * doc/invoke.texi (-flto and related options): Copy-edit.
11693 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
11695 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
11697 2012-01-02 Jakub Jelinek <jakub@redhat.com>
11699 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
11702 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
11704 * expr.h (move_by_pieces_ninsns): Declare.
11705 * expr.c (move_by_pieces_ninsns): Make external.
11706 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
11707 (mips_store_by_pieces_p): Likewise.
11708 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
11709 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
11710 * config/mips/mips.c (mips_move_by_pieces_p): New function.
11711 (mips_store_by_pieces_p): Likewise.
11713 2012-01-02 Jakub Jelinek <jakub@redhat.com>
11715 * passes.c (register_one_dump_file): Free full_name.
11717 * reload1.c (reload): Don't allocate reg_max_ref_width here.
11718 (calculate_elim_costs_all_insns): Free offsets_at and
11719 offsets_known_at at the end and clear the pointers.
11721 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
11723 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
11724 this option introduced in r180739.
11726 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
11729 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
11730 (tmake_file target=avr): Add avr/t-multilib.
11732 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
11733 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
11734 * config/avr/genmultilib.awk: New file.
11735 * config/avr/t-multilib: New auto-generated file.
11736 * config/avr/multilib.h: New auto-generated file.
11737 * config/avr/t-avr (AVR_MCUS): New variable.
11738 (genopt.sh): Use it.
11739 (s-mlib): Depend on t-multilib.
11740 (t-multilib, multilib.h): New dependencies.
11741 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
11742 (MULTILIB_OPTIONS): Remove.
11743 (MULTILIB_MATCHES): Remove.
11744 (MULTILIB_DIRNAMES): Remove.
11745 (MULTILIB_EXCEPTIONS): Remove:
11746 * config/avr/genopt.sh: Don't use hard coded file name;
11747 pass AVR_MCUS from t-avr instead.
11749 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
11751 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
11753 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
11755 Implement light-weight DImode support.
11756 * config/avr/avr-dimode.md: New file.
11757 * config/avr/avr.md: Include it.
11758 (adjust_len): Add plus64, compare64.
11759 (HIDI): Remove code iterator.
11760 (code_stdname): New code attribute.
11761 (rotx, rotsmode): Remove DI.
11762 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
11764 * config/avr/avr-protos.h (avr_have_dimode): New.
11765 (avr_out_plus64, avr_out_compare64): New.
11766 * config/avr/avr.c (avr_out_compare): Handle DImode.
11767 (avr_have_dimode): New variable definition and initialization.
11768 (avr_out_compare64, avr_out_plus64): New functions.
11769 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
11770 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
11771 (avr_compare_pattern): Skip DImode comparisons.
11773 2012-01-02 Revital Eres <revital.eres@linaro.org>
11775 * ddg.c (def_has_ccmode_p): New function.
11776 (add_cross_iteration_register_deps,
11777 create_ddg_dep_from_intra_loop_link): Call it.
11779 2012-01-02 Richard Guenther <rguenther@suse.de>
11782 * invoke.texi (fassociative-math): Remove spurious paranthesis.
11784 2012-01-01 Jakub Jelinek <jakub@redhat.com>
11786 * gcc.c (process_command): Update copyright notice dates.
11787 * gcov.c (print_version): Likewise.
11788 * gcov-dump.c (print_version): Likewise.
11789 * mips-tfile.c (main): Likewise.
11790 * mips-tdump.c (main): Likewise.
11792 2012-01-01 Ira Rosen <irar@il.ibm.com>
11794 PR tree-optimization/51704
11795 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
11796 a use is inside the basic block or loop before accessing its vect info.
11798 2012-01-01 Jan Hubicka <jhjh@suse.cz>
11800 PR rtl-optimization/51069
11801 * cfgloopmanip.c (remove_path): Removing path making irreducible
11802 region unconditional makes BB part of the region.
11804 2012-01-01 Jakub Jelinek <jakub@redhat.com>
11806 PR tree-optimization/51683
11807 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
11808 calls with side-effects.
11809 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
11811 Copyright (C) 2012 Free Software Foundation, Inc.
11813 Copying and distribution of this file, with or without modification,
11814 are permitted in any medium without royalty provided the copyright
11815 notice and this notice are preserved.