1 2012-05-26 Dimitrios Apostolou <jimis@gmx.net>
2 Paolo Bonzini <bonzini@gnu.org>
4 * df-scan.c (df_def_record_1): Assert a parallel must contain an
5 EXPR_LIST at this point. Receive the LOC and move its extraction...
6 (df_defs_record): ... here. Change if-else to a switch statement.
7 (df_find_hard_reg_defs, df_find_hard_reg_defs_1): New.
8 (df_get_call_refs): Changed defs_generated from bitmap to HARD_REG_SET
9 and compute it from df_find_hard_reg_defs(). Record DF_REF_BASE
10 DEFs in REGNO order. Use HARD_REG_SET instead of bitmap for
11 regs_invalidated_by_call.
12 (df_insn_refs_collect): Record DF_REF_REGULAR DEFs after
15 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
18 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
19 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
21 2012-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
23 * config/rs6000/t-linux64: Delete the 32-bit multilib that uses
24 software floating point emulation. No longer build the multilibs
27 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
30 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
32 (ipa_tm_create_version): Same.
34 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
37 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
38 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
40 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
43 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
44 (ix86_expand_vec_perm): Use int mode instead of float.
45 (expand_vec_perm_pshufb): Remove handling of useseless type
48 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
51 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
52 gnu_ld variables to yes.
53 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
54 (HAVE_GNU_AS): Likewise.
55 * config.in: Regenerate.
56 * configure: Likewise.
58 2012-05-25 Tristan Gingold <gingold@adacore.com>
60 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
61 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
62 and preferred_alignment.
64 2012-05-25 Tristan Gingold <gingold@adacore.com>
66 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
68 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
70 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
71 volatile bitfields case.
73 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
75 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
76 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
77 (adjacent_mem_locations): Move some code to and call...
78 (get_memref_parts): ...new function.
79 (mem_locations_overlap): New function.
80 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
81 (is_mem_ref): Rename to...
82 (find_mem_ref): ...this. Return MEM rtx.
83 (get_store_dest): Remove function.
84 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
85 new parameter and adjust calls.
86 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
87 mem refs overlap for true_store_to_load_dep_costly.
88 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
89 passed to adjacent_mem_locations.
90 (is_costly_group): Walk resolved dependency list.
91 (force_new_group): Emit group ending nop for Power6/Power7.
92 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
93 (group_ending_nop): New define_insn.
95 2012-05-24 Dodji Seketeli <dodji@redhat.com>
97 Make unwound macro expansion trace less redundant
98 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
99 context of macro definition in the trace, when it's redundant.
102 2012-05-24 Richard Guenther <rguenther@suse.de>
105 * tree-profile.c (tree_profiling): Cleanup the CFG if
106 execute_fixup_cfg requests it.
108 2012-05-24 Richard Guenther <rguenther@suse.de>
110 * tree-flow.h (create_var_ann): Remove.
111 * tree-dfa.c (create_var_ann): Remove and inline into its
113 (add_referenced_var_1): ... here.
114 * varpool.c (add_new_static_var): Do not call add_referenced_var
116 * gimple-fold.c (canonicalize_constructor_val): Likewise.
117 * tree-switch-conversion.c (build_one_array): Likewise.
118 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
119 * tree-flow-inline.h (gimple_referenced_vars): Guard against
121 * tree-inline.c (remap_gimple_op_r): Likewise. Check
122 gimple_referenced_vars instead of gimple_in_ssa_p.
123 (copy_tree_body_r): Likewise.
124 (setup_one_parameter): Likewise.
125 (declare_return_variable): Likewise.
126 (tree_function_versioning): Likewise.
128 2012-05-24 Jakub Jelinek <jakub@redhat.com>
130 PR tree-optimization/53465
131 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
132 vr0 into *vr, then vrp_meet that.
133 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
134 have any equivalences.
135 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
138 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
140 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
142 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
143 check end_regno - 1 is a hard register.
145 2012-05-24 Richard Guenther <rguenther@suse.de>
147 * varpool.c (add_new_static_var): Remove call to create_var_ann.
148 * tree-ssa-operands.c (create_vop_var): Likewise.
150 2012-05-24 Richard Guenther <rguenther@suse.de>
153 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
155 (remove_unused_locals): Pass global_unused_vars to
156 remove_unused_scope_block_p. Restore code walking all
157 referenced vars and pruning them.
159 2012-05-23 Jan Hubicka <jh@suse.cz>
161 * tree.h (alias_diag_flags): Remove.
162 (alias_pair): Remove emitted_diags.
163 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
164 symbol_alias_set_t, symbol_alias_set_destroy,
165 symbol_alias_set_contains, propagate_aliases_backward): Remove.
166 * toplev.c (compile_file): Do not call finish_aliases_2
167 * cgraphunit.c (cgraph_process_new_functions): Do not call
169 (handle_alias_pairs): Output diagnostics about aliases to externals.
170 (assemble_thunks_and_aliases): Use do_assemble_alias.
171 (output_weakrefs): Likewise.
172 (finalize_compilation_unit): Do not call finish_aliases_1.
173 * ipa.c (symtab_remove_unreachable_nodes): De not call
174 remove_unreachable_alias_pairs.
175 * varasm.c (do_assemble_alias): Export.
176 (symbol_alias_set_create, symbol_alias_set_destroy,
177 symbol_alias_set_contains, symbol_alias_set_insert,
178 propagate_aliases_forward, propagate_aliases_backward,
179 propagate_aliases_backward, trivially_visible_alias,
180 trivially_defined_alias, remove_unreachable_alias_pairs,
181 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
182 * output.h (do_assemble_alias): Declare.
183 * varpool.c (varpool_remove_unreferenced_decls): Do not call
186 2012-05-23 Martin Jambor <mjambor@suse.cz>
188 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
190 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
192 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
194 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
195 (iterative_hash_gimple_type): Adjust comment.
196 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
197 domain for an array type instead of the domain type itself.
199 2012-05-23 Richard Guenther <rguenther@suse.de>
201 PR tree-optimization/53438
202 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
204 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
207 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
208 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
211 2012-05-23 Richard Guenther <rguenther@suse.de>
213 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
214 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
215 via the global_unused_vars bitmap.
216 (remove_unused_locals): Handle global vars in local-decls via
217 a global_unused_vars bitmap instead of the used flag in the
218 var annotation. Simplify global variable handling and removal.
220 2012-05-22 Jan Hubicka <jh@suse.cz>
223 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
224 from other partitions.
226 2012-05-22 Jan Hubicka <jh@suse.cz>
229 * symtab.c (symtab_register_node): Fix ordering issue.
231 2012-05-22 Steven Drake <sbd@NetBSD.org>
233 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
235 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
237 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
238 Use strip_name_encoding target hook.
240 2012-05-22 Richard Guenther <rguenther@suse.de>
242 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
243 (init_function_for_compilation): Remove.
244 * tree-dfa.c (find_vars_r): Take struct function argument.
245 (find_referenced_vars_in): Adjust.
246 * tree-ssa-operands.c (clobber_stats): Remove.
247 (create_vop_var): Take struct function argument. Mark
248 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
249 (init_ssa_operands): Take struct function argument.
250 (fini_ssa_operands): Do not dump dead stats.
251 * tree-ssa-operands.h (init_ssa_operands): Take struct function
253 * cgraphunit.c (init_lowered_empty_function): Adjust.
254 * lto-streamer-in.c (input_cfg): Likewise.
255 * tree-inline.c (initialize_cfun): Likewise.
256 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
257 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
258 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
259 virtual operands are not registers.
261 2012-05-22 Richard Guenther <rguenther@suse.de>
263 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
265 2012-05-22 Richard Guenther <rguenther@suse.de>
268 * tree-inline.c (setup_one_parameter): Create a dummy init
269 statement for unused parameters when not optimizing.
271 2012-05-22 Richard Guenther <rguenther@suse.de>
273 * tree-flow.h (add_referenced_var_1): Declare.
274 (add_referenced_var): Define.
275 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
276 (add_referenced_var): Rename to ...
277 (add_referenced_var_1): ... this. Take struct function argument.
279 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
282 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
283 * config/arm/arm.c (arm_validize_comparison): Define.
284 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
285 arm_validize_comparison.
286 ("cbranchdi4"): Likewise.
287 ("cstoredi4"): Likewise.
288 ("movsicc"): Likewise.
289 ("movsfcc"): Likewise.
290 ("movdfcc"): Likewise.
292 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
294 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
295 the mw_reg_pool size.
297 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
299 PR tree-optimization/53336
300 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
301 non-integer integral types to offset type and vice versa.
303 2012-05-22 Alan Modra <amodra@gmail.com>
305 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
306 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
307 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
308 V_SAVE_INLINE): Delete.
309 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
310 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
311 For ELF targets, use out-of-line restores for -Os and any number
312 of regs if the restore exits, and out-of-line gp save for two or
313 more regs. Use save_reg_p to test for holes in reg restore set.
314 Replace "#if" with "if".
316 2012-05-22 Alan Modra <amodra@gmail.com>
318 * config/rs6000/rs6000.c (save_reg_p): New function.
319 (first_reg_to_save, first_fp_reg_to_save): Use it here.
320 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
321 (emit_frame_save): Use gen_frame_store.
322 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
323 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
325 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
326 vrsave, toc, gp and fp restores.
328 2012-05-22 Alan Modra <amodra@gmail.com>
330 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
331 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
332 Move function pointer variables after forward declarations.
333 (rs6000_builtin_support_vector_misalignment): Make static.
334 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
335 (rs6000_function_value, rs6000_can_eliminate): Likewise.
337 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
339 PR rtl-optimization/53373
340 * caller-save.c (save_call_clobbered_regs): Look into a possible
341 PARALLEL manually rather than using single_set on a call insn.
343 2012-05-21 Jakub Jelinek <jakub@redhat.com>
345 PR tree-optimization/53436
346 * omp-low.c (omp_build_component_ref): New function.
347 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
349 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
351 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
353 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
354 Do not print '.' here. Output operand lossage error for unhandled
359 <case 'z'>: Hardcode "code" argument into error strings.
361 <case 'D'>: Merge AVX and non-AVX codes.
362 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
363 Update call to put_condition_code.
365 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
367 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
369 (clzsi2): New expander.
370 (*clzsi2_68k): New insn.
371 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
373 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
375 * gimple.h (gimple_set_in_transaction): Remove.
376 (gimple_in_transaction): Look in BB instead.
377 (gimple_statement_base): Remove in_transaction field.
378 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
379 * trans-mem.c (compute_transaction_bits): Place transaction bit
380 information into basic blocks.
382 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
384 * expr.c (get_def_for_expr_class): Define only if
385 HAVE_conditional_move.
386 (convert_tree_comp_to_rtx): Likewise.
388 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
391 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
393 (ffssi2_no_cmove): Ditto.
394 (*ffs<mode>_1): Remove insn pattern.
395 (*tzcnt<mode>_1): New insn pattern.
396 (*bsf<mode>1): Ditto.
398 2012-05-21 Richard Guenther <rguenther@suse.de>
400 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
401 more referenced vars.
402 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
403 flag on variables that have a var-annotation.
405 2012-05-21 Joseph Myers <joseph@codesourcery.com>
408 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
409 from folded operands before wrapping another around the
410 conditional expression.
412 2012-05-21 Jakub Jelinek <jakub@redhat.com>
414 PR tree-optimization/53366
415 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
416 tests if complex_numbers == 2, but there are non-complex number loads
419 PR tree-optimization/53409
420 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
421 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
423 PR tree-optimization/53410
424 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
425 instead of build_int_cst (type, 0) where vector types might be
426 involved. Instead of build_int_cst (type, 1) convert the original
427 integer_onep argument to the desired type.
429 2012-05-21 Michael Matz <matz@suse.de>
431 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
432 (simplify_test_exp): Handle one more case of distributive law,
433 decrease cost threshold.
434 (tests_attr_p, get_attr_order): New functions.
435 (optimize_attrs): Use topological order, inline only cheap values.
436 (write_attr_set): Reset our_known_true after some time.
438 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
441 * config/i386/i386.c (type_natural_mode): Warn passing SSE
442 vector argument without SSE enabled changes the ABI.
444 2012-05-21 Richard Guenther <rguenther@suse.de>
446 PR tree-optimization/53408
447 * tree-vect-loop.c (vectorizable_induction): Properly check
448 the restriction that we cannot handle induction results from
449 the inner loop outside of the outer loop.
451 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
454 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
455 (UNSPECV_RDRAND): This.
456 (rdrand<mode>_1): Updated.
458 2012-05-21 Richard Guenther <rguenther@suse.de>
460 * tree-loop-distribution.c (can_generate_builtin): Reject
463 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
465 * Makefile.in (options.c): Add options.h to included header
468 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
470 * tree-parloops.c : Add myself to contributors, update
471 TODO list, add link to wiki.
473 2012-05-21 Alan Modra <amodra@gmail.com>
475 * config/rs6000/predicates.md (input_operand): Don't match
476 constant pool addresses. Remove label_ref, high and plus from
477 match_code list. Remove redundant CONSTANT_P test.
478 (splat_input_operand): Similarly update match_code list.
479 (small_toc_ref): New predicate.
480 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
481 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
482 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
484 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
485 generated by create_TOC_reference.
486 (rs6000_legitimize_address): Update cerate_TOC_reference call.
487 (rs6000_delegitimize_address): Handle new rtl for toc refs.
488 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
489 (use_toc_relative_ref): New function, split out from..
490 (rs6000_emit_move): ..here. Remove redundant tests. Update
491 create_TOC_reference calls.
492 (rs6000_legitimize_reload_address): Formatting. Handle splitting
493 of medium/large model toc addresses. Use use_toc_relative_ref.
494 (print_operand): Formatting, style. Adjust for toc changes.
495 (print_operand_address): Likewise.
496 (rs6000_output_addr_const_extra): Likewise.
497 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
498 than a PLUS. Use this formulation for both high and low part
499 of -mcmodel=medium/large toc reference too. Before reload,
500 always use the small model formulation.
501 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
502 a PLUS in high part of addresses here.
503 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
504 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
505 (largetoc_high, largetoc_low): Move earlier. Cope when no
507 (largetoc_high_plus): New insn.
508 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
509 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
510 (tocref): ..instead do so here, new insn and split.
512 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
514 * config/i386/driver-i386.c (host_detect_local_cpu): Support
515 RDRND, F16C and FSGSBASE.
517 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
519 PR rtl-optimzation/53373
520 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
521 call pattern. Update split patterns.
522 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
523 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
525 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
527 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
530 2012-05-18 Jan Hubicka <jh@suse.cz>
532 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
533 (cgraph_process_new_functions): Process also aliases.
534 * lto-streamer-out.c (struct sets): Remove.
535 (trivally_defined_alias): Remove.
536 (output_alias_pair_p): Remove.
537 (output_unreferenced_globals): Remove.
538 (produce_symtab); Do not handle alias pairs.
539 (produce_asm_for_decls): Likewise.
540 * lto-streamer-in.c (input_alias_pairs): Remove.
541 (lto_read_body): Do not input alias pairs.
542 (lto_input_constructors_and_inits): Remove.
544 2012-05-18 Jan Hubicka <jh@suse.cz>
546 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
549 2012-05-18 Jan Hubicka <jh@suse.cz>
551 * cgraphbuild.c (record_reference): Update.
552 * lto-cgraph.c (lto_output_varpool_node): External vars
553 are not in other partition even if they are not output
554 in current partition.
555 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
557 (canonicalize_constructor_val): Take FROM_DECL argument.
558 (fold_ctor_reference, fold_string_cst_ctor_reference,
559 fold_array_ctor_reference, fold_nonarray_ctor_reference,
560 fold_ctor_reference): Likewise.
561 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
562 * gimple.h (gimple_fold_builtin): Likewise.
564 2012-05-18 Olivier Hainque <hainque@adacore.com>
566 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
567 $(libsubdir) as libexecsubdir.
569 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
571 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
572 relied on signed overflow behavior.
574 2012-05-18 Richard Guenther <rguenther@suse.de>
576 PR tree-optimization/53346
577 * tree-loop-distribution.c (ldist_gen): Make sure to apply
578 builtin transform even when only a single partition with
579 all reads/writes exists.
581 2012-05-18 Richard Guenther <rguenther@suse.de>
583 PR tree-optimization/53390
584 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
587 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
589 * tree-ssa-reassoc.c (bip_map): Remove decl.
590 (completely_remove_stmt): Remove function.
591 (remove_def_if_absorbed_call): Remove function.
592 (remove_visited_stmt_chain): Remove __builtin_powi handling.
593 (possibly_move_powi): Remove function.
594 (rewrite_expr_tree): Remove calls to possibly_move_powi.
595 (rewrite_expr_tree_parallel): Likewise.
596 (attempt_builtin_powi): Build multiplies explicitly rather than
597 relying on the ops vector and rank system.
598 (transform_stmt_to_copy): New function.
599 (transform_stmt_to_multiply): Likewise.
600 (reassociate_bb): Handle leftover operations after __builtin_powi
601 optimization; build a final multiply if necessary.
603 2012-05-18 Jan Hubicka <jh@suse.cz>
605 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
606 (mark_functions_to_output): Fix sanity check.
607 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
609 2012-05-18 Richard Guenther <rguenther@suse.de>
611 * tree-flow.h (mark_symbols_for_renaming): Remove.
612 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
613 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
614 (copy_debug_stmt): Likewise.
615 (expand_call_inline): Likewise.
616 (declare_return_variable): Mark the return variable for renaming
619 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
621 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
623 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
624 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
625 (ashrdi3,lshrdi3): Likewise.
626 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
628 2012-05-18 Meador Inge <meadori@codesourcery.com>
630 PR rtl-optimization/53352
631 * cse.c (equiv_constant): Ignore paradoxical subregs.
633 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
635 PR rtl-optimization/53125
636 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
637 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
638 die in the basic block. Correctly top off REG_FREQ and
639 REG_FREQ_CALLS_CROSSED.
641 (regstat_compute_ri): Allocate and free local_live_last_luid.
643 (regstat_bb_compute_calls_crossed): Correctly top off
644 REG_FREQ_CALLS_CROSSED.
646 2012-05-17 Jan Hubicka <jh@suse.cz>
648 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
649 constructor over decl without.
650 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
651 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
652 * cgraphunit.c (process_function_and_variable_attributes): Finalize
654 (mark_functions_to_output): Also accept bodies for functions with
656 (output_in_order): Skip external vars.
657 * lto-cgraph.c (lto_output_node): External functions are never in other
659 (lto_output_varpool_node): Likewise.
660 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
661 forgotten initializers.
662 * ipa.c (process_references): Handle external vars.
663 (symtab_remove_unreachable_nodes): Update to handle external vars.
664 (varpool_externally_visible_p): External vars are externally visible.
665 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
666 * varpool.c (varpool_remove_node): Remove constructor.
667 (decide_is_variable_needed): Handle externals.
668 (varpool_remove_unreferenced_decls): Likewise.
670 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
672 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
673 (enable_warning_as_error): Do not special case Wuninitialized.
674 * optc-gen.awk: Add sanity checks.
676 2012-05-17 Jan Hubicka <jh@suse.cz>
678 * ipa-reference.c (is_proper_for_analysis): Do not check flags
679 that might change as result of global optimization.
680 (analyze_function): Do not check analyzed and externally_visible
681 flags; be happy about address dereferences.
682 (propagate): Prune all_module_statics so it really contains just
683 statics; prune all the local summaries.
684 (ipa_reference_write_optimization_summary): Simplify.
686 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
688 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
689 * config/m68k/m68k-tables.opt: Regenerated.
690 * doc/invoke.texi (M680x0 Options): Document.
692 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
693 Patrick Marlier <patrick.marlier@gmail.com>
695 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
698 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
700 * configure: Regenerated.
702 2012-05-16 Andrew Pinski <apinski@cavium.com>
704 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
707 2012-05-16 David S. Miller <davem@davemloft.net>
709 * jump.c (delete_related_insns): If we remove a CALL, make sure
710 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
712 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
714 PR tree-optimization/53217
715 * tree-ssa-reassoc.c (bip_map): New static variable.
716 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
717 (attempt_builtin_powi): Save feeding multiplies on a stack.
718 (reassociate_bb): Create and destroy bip_map.
720 2012-05-16 Olivier Hainque <hainque@adacore.com>
722 * Makefile.in (install-no-fixedincludes): New target, former toplevel
723 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
724 Add comments and improve stamp preservation across the whole sequence.
725 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
727 2012-05-16 Richard Guenther <rguenther@suse.de>
729 * tree-inline.c (insert_init_stmt): Do not call
730 mark_symbols_for_renaming.
731 (setup_one_parameter): Avoid initializing unused parameters.
732 (declare_return_variable): Properly handle DECL_BY_REFERENCE
733 return vars in SSA form.
735 2012-05-16 Richard Guenther <rguenther@suse.de>
737 * tree-flow.h (get_virtual_var): Remove.
738 * tree-dfa.c (get_virtual_var): Likewise.
740 2012-05-16 Richard Guenther <rguenther@suse.de>
742 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
743 Remove set-only bitmap of new names.
744 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
746 * tree-flow.h (ssa_names_to_replace): Remove.
747 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
749 2012-05-16 Richard Guenther <rguenther@suse.de>
751 PR tree-optimization/53364
752 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
753 detect a view-conversion of the decl.
755 2012-05-16 Dodji Seketeli <dodji@redhat.com>
758 * c-tree.h (enum c_declspec_word): Declare new enum.
759 (struct c_declspecs::locations): New member.
760 (declspecs_add_qual, declspecs_add_scspec)
761 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
763 * c-decl.c (build_null_declspecs): Initialize the new struct
764 c_declspecs::locations member.
765 (declspecs_add_addrspace): Take a location parameter for the
766 address space. Store it onto declaration specifiers.
767 (declspecs_add_qual): Likewise, take a location parameter for the
769 (declspecs_add_type): Likewise, take a location parameter for the
771 (declspecs_add_scspec): Likewise, take a location parameter for
772 the storage class specifier.
773 (declspecs_add_attrs): Likewise, take a location parameter for the
775 (declspecs_add_alignas): Likewise, take a location parameter for
777 (finish_declspecs): For diagnostics, use the location of the
778 relevant declspec, instead of the global input_location.
779 * c-parser.c (c_parser_parameter_declaration): Pass the precise
780 virtual location of the declspec to the declspecs-setters.
781 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
784 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
786 * configure.ac: Stack protector enabling for Android targets.
787 * configure: Regenerate.
789 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
791 * ira.c (pseudo_move_insn): Delete.
792 (find_moveable_pseudos): Don't set it.
793 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
794 the definitions of the original pseudo. Delete all of them.
796 2012-05-16 Olivier Hainque <hainque@adacore.com>
798 * config/rs6000/rs6000-opts.h (enum processor_type): Add
800 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
801 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
802 * config/rs6000/8540.md: indicate that the units/patterns apply to
805 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
806 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
807 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
808 related flags, check that what is queried is supported by the selected
809 configuration. Rework the single/double_float and MASK_STRING resets to
810 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
811 costs for PROCESSOR_PPC8548 as well.
812 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
813 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
814 statement instead of a sequence of ifs.
816 * config/rs6000/rs6000.h (TARGET_E500): Remove.
817 (TARGET_NO_LWSYNC): Adjust accordingly.
818 * config/rs6000/e500.h (TARGET_E500): Remove.
819 (CHECK_E500_OPTIONS): Adjust accordingly.
820 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
821 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
822 * config/rs6000/linuxspe.h: Likewise.
823 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
824 superfluous comments.
825 * config/rs6000/e500-double.h: Remove.
827 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
828 default to with_cpu=8548 if --enable-e500-double, and to 8540
830 (set misc flags section): For powerpc*|rs6000*, remove inclusion
831 of e500-double.h for --enable-e500-double.
833 2012-05-16 Olivier Hainque <hainque@adacore.com>
835 * Makefile.in (s-header-vars): Resort to -n instead of trailing
836 -e d in sed invocation.
838 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
840 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
842 * doc/tm.texi: Regenerate.
844 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
846 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
848 2012-05-15 Jakub Jelinek <jakub@redhat.com>
851 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
852 that operands[2] is either immediate, or q_regs_operand.
854 2012-05-15 Richard Guenther <rguenther@suse.de>
856 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
857 (assemble_thunk): Likewise. Manually rename and register
860 2012-05-15 Richard Guenther <rguenther@suse.de>
862 PR tree-optimization/53355
863 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
866 2012-05-15 Tristan Gingold <gingold@adacore.com>
868 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
870 2012-05-15 Richard Guenther <rguenther@suse.de>
872 * gimple.c (gimple_set_modified): Move ...
873 * gimple.h (gimple_set_modified): ... here.
875 2012-05-15 Tristan Gingold <gingold@adacore.com>
877 * ira-color.c (move_spill_restore): Add a guard.
879 2012-05-15 Tristan Gingold <gingold@adacore.com>
881 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
884 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
886 * gimplify.c (gimplify_init_constructor): Do a block move for very
887 small objects as well.
889 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
891 * ira.c (find_moveable_pseudos): Skip registers whose
892 DF_REG_EQ_USE_COUNT is nonzero.
894 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
896 * doc/md.texi (fma): Define to only be applicable for single rounding.
898 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
901 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
902 generate target register for "load" class builtins.
905 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
908 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
909 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
910 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
911 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
912 (<sse>_movu<ssemodesuffix>): New expander.
913 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
914 (avx_movdqu<avxmodesuffix>): New expander.
915 (*sse2_movdqu): Rename from sse2_movdqu.
916 (sse2_movdqu): New expander.
918 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
921 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
922 (canonicalize_perm): ... new function.
923 (expand_vec_perm_2vperm2f128_vshuf): New function.
924 (ix86_expand_vec_perm_const_1): Call it.
926 2012-05-14 Andrew Pinski <apinski@cavium.com>
927 H.J. Lu <hongjiu.lu@intel.com>
928 Jakub Jelinek <jakub@redhat.com>
931 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
934 2012-05-14 Jakub Jelinek <jakub@redhat.com>
936 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
937 lineno 1 the same as lineno 0 before first start file directive.
938 (optimize_macinfo_range): Likewise.
940 * dwarf2out.c (have_macinfo): Define.
941 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
942 attribute, don't force empty compilation unit and don't emit any
943 .debug_macinfo/.debug_macro section if macinfo_table is empty.
945 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
948 * config/avr/avr.c (avr_const_address_lo16): Remove.
949 (avr_assemble_integer): Print ".byte lo8(x)",
950 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
951 .warning if 3-byte address is assembled.
952 * doc/extend.texi (AVR Named Address Spaces): Document that
953 binutils 2.23 is needed to assemble 3-byte addresses.
955 2012-05-14 Richard Guenther <rguenther@suse.de>
957 * tree-vect-data-refs.c (vect_setup_realignment): Remove
958 call to mark_symbols_for_renaming.
959 (vect_permute_load_chain): Likewise.
960 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
961 instead of calling mark_symbols_for_renaming.
962 * tree-vect-stmts.c (read_vector_array): Remove call to
963 mark_symbols_for_renaming.
964 (write_vector_array): Likewise.
965 (vectorizable_call): Likewise.
966 (vectorizable_store): Likewise.
967 (vectorizable_load): Likewise.
968 * matrix-reorg.c (transform_allocation_sites): Likewise.
969 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
970 (create_expression_by_pieces): Likewise.
972 2012-05-14 Richard Guenther <rguenther@suse.de>
974 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
975 of statements for renaming.
976 (force_gimple_operand_1): Likewise, consistently for both
977 calls to force_gimple_operand and force_gimple_operand_gsi.
979 2012-05-14 Richard Guenther <rguenther@suse.de>
981 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
982 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
984 (expand_omp_for): Likewise.
985 (expand_omp_for_generic): Adjust conditional add to referenced vars.
986 Use make_rename_temp for temporaries that should be rewritten into
988 (expand_omp_for_static_nochunk): Likewise.
989 (expand_omp_atomic_pipeline): Likewise.
991 2012-05-14 Richard Guenther <rguenther@suse.de>
993 PR tree-optimization/53331
994 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
996 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
998 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1001 * doc/options.texi: (LangEnabledBy): Document it.
1002 * optc-gen.awk: Handle LangEnabledBy.
1003 * opth-gen.awk: Generate declaration for lang-specific functions.
1004 * opt-read.awk: Record lang numbers.
1005 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
1006 (lang_sanitized_name): New.
1008 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
1010 * attribs.c (decl_attributes): Avoid emitting a warning if
1012 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
1013 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
1014 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
1015 define a string "1".
1016 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
1017 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
1018 BUILT_IN_STRCPY): Use it for these functions.
1019 * postreload.c (reload_combine): Deal with SETs inside
1020 CALL_INSN_FUNCTION_USAGE.
1021 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
1022 Look for REG_RETURNED notes and use a cheap restore if possible.
1023 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
1024 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
1025 * ira-build.c (ira_create_allocno, create_cap_allocno,
1026 propagate_allocno_info, propagate_some_info_from_allocno,
1027 copy_info_to_removed_store_destination, ira_flattening): Handle it.
1028 * ira-lives.c (pseudo_regno_single_word_and_live_p,
1029 find_call_crossed_cheap_reg): New static functions.
1030 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
1031 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
1032 a REG_RETURNED note in that case.
1033 * ira.c (setup_reg_renumber): Change assert to allow cases where
1034 allocnos only cross calls for which they are cheap to restore.
1035 * ira-costs.c (ira_tune_allocno_costs): Compare
1036 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
1038 * reg-notes.def (REG_RETURNED): New note.
1039 * cse.c (cse_insn): Likewise.
1040 * sched-deps.c (sched_analyze_insn): Likewise.
1041 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
1042 * calls.c (decl_return_flags): New static function.
1043 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
1044 functions that return one of their arguments.
1045 * regcprop.c (struct kill_set_value_data): New.
1046 (kill_set_value): Interpret data as a pointer to such a struct.
1047 Do nothing if the caller wants the register to be ignored.
1048 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
1050 2012-05-14 Richard Guenther <rguenther@suse.de>
1052 PR tree-optimization/53340
1053 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
1055 2012-05-14 Richard Guenther <rguenther@suse.de>
1057 * gimplify.c (gimplify_expr): Remove odd code.
1059 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
1061 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
1062 into a PLUS_EXPR byte offset.
1064 * tree-ssa-pre.c (can_value_number_call): Delete.
1065 (compute_avail): Skip all statements with side effects.
1066 <GIMPLE_CALL>: Skip calls to internal functions.
1068 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
1070 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
1072 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1074 * common.opt (Wtype-limits): Use EnabledBy.
1076 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
1078 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
1079 (pushtf splitter): Ditto.
1081 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
1082 (<code>tf2): Enable for TARGET_SSE.
1083 (*absnegtf2_sse): Ditto.
1084 (copysign<mode>3): Enable TFmode for TARGET_SSE.
1085 (copysign<mode>3_const): Ditto.
1086 (copysign<mode>3_var): Ditto.
1087 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
1088 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
1089 (*<code>tf3): Ditto.
1090 * config/i386/i386.c (struct builtin_description bdesc_args)
1091 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
1092 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
1093 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
1094 Emit a normal call if SSE isn't available.
1096 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
1098 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
1099 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
1100 (<code><mode>3): Ditto.
1101 (*andnot<mode>3): Ditto.
1102 (*andnottf3): Ditto.
1103 (*<code><mode>3): Ditto.
1106 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1108 * optc-gen.awk: Error instead of warning for conflicting help.
1110 2012-05-12 Jason Merrill <jason@redhat.com>
1113 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
1116 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
1118 * function.c (requires_stack_frame_p): If the function can throw
1119 non-call exceptions, return true if the insn can throw internally.
1121 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
1123 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
1125 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
1127 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
1128 ORDERED and UNORDERED conditions.
1130 2012-05-11 Richard Guenther <rguenther@suse.de>
1132 * tree-flow.h (referenced_var_check_and_insert): Remove.
1133 (find_new_referenced_vars): Likewise.
1134 * tree-dfa.c (referenced_var_check_and_insert): Make static.
1135 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
1136 * tree-inline.c (copy_bb): Use find_referenced_vars_in
1137 instead of find_new_referenced_vars.
1138 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
1140 2012-05-11 Richard Guenther <rguenther@suse.de>
1142 * tree-pass.h (pass_rest_of_compilation,
1143 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
1145 * passes.c (pass_all_optimizations, pass_postreload,
1146 pass_all_early_optimizations): Make static.
1147 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
1148 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
1149 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
1150 (delete_tree_ssa): Do not call fini_phinodes.
1151 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
1153 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
1156 * doc/options.texi (EnabledBy): Document
1157 * opts.c: Include opts.h and options.h before tm.h.
1158 (finish_options): Do not handle some sub-options here...
1159 (common_handle_option): ... instead call common_handle_option_auto here.
1160 * optc-gen.awk: Handle EnabledBy.
1161 * opth-gen.awk: Declare common_handle_option_auto.
1162 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
1163 (Wmaybe-uninitialized): Likewise.
1164 (Wunused-but-set-variable): Likewise.
1165 (Wunused-function): Likewise.
1166 (Wunused-label): Likewise.
1167 (Wunused-value): Likewise.
1168 (Wunused-variable): Likewise.
1169 * opt-read.awk: Create opt_numbers array.
1171 2012-05-11 Richard Guenther <rguenther@suse.de>
1173 PR tree-optimization/53295
1174 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
1176 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
1177 strides when analyzing data-references in a loop context.
1178 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
1179 non-constant strides for now.
1180 (vect_enhance_data_refs_alignment): Ignore data references
1181 that are strided loads.
1182 (vect_analyze_data_ref_access): Handle non-constant strides.
1183 (vect_check_strided_load): Verify the data-reference is a load.
1184 (vect_analyze_data_refs): Restructure to make strided load
1185 support not dependent on gather support.
1186 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
1187 when doing strided or gather loads.
1188 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
1189 integer_zerop to compare stride with zero.
1191 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
1193 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
1195 2012-05-11 Jan Hubicka <jh@suse.cz>
1198 * varpool.c (varpool_assemble_decl): Also output constat pool entries
1199 that output_constant_pool missed.
1201 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
1203 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
1204 MULTILIB_EXTRA_OPTS.
1206 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
1209 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
1211 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
1213 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
1214 optimization for TARGET_AVX.
1215 (*movti_internal_sse): Ditto.
1216 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
1217 (*movdi_internal): Ditto.
1218 (*movsi_internal): Ditto.
1219 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
1220 (*movdf_internal_rex64): Ditto.
1221 (*movfd_internal): Ditto.
1222 (*movsf_internal): Ditto.
1223 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
1225 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
1227 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
1228 reference as size attribute.
1230 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
1231 Tristan Gingold <gingold@adacore.com>
1233 * doc/md.texi (Standard Names): Document probe_stack_address.
1234 * explow.c (emit_stack_probe): Handle probe_stack_address.
1235 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
1236 (UNSPECV_PROBE_STACK_RANGE): Likewise.
1237 (probe_stack_address): New insn.
1238 (probe_stack_range): Likewise.
1239 * config/ia64/ia64.c: Include common/common-target.h.
1240 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
1241 checking is enabled.
1242 (ia64_emit_probe_stack_range): New function.
1243 (output_probe_stack_range): Likewise.
1244 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
1245 builtin stack checking is enabled.
1246 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
1247 and UNSPECV_PROBE_STACK_ADDRESS.
1248 (unknown_for_bundling_p): New predicate.
1249 (group_barrier_needed): Use important_for_bundling_p.
1250 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
1251 (issue_nops_and_insn): Likewise.
1252 (bundling): Likewise.
1253 (final_emit_insn_group_barriers): Likewise.
1254 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
1255 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
1256 (STACK_CHECK_PROTECT): Likewise.
1257 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
1259 2012-05-10 Jan Hubicka <jh@suse.cz>
1261 * ipa-inline.c (update_all_callee_keys): Remove.
1262 (inline_small_functions): Simplify priority updating.
1264 2012-05-10 Jan Hubicka <jh@suse.cz>
1266 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
1268 2012-05-10 Jan Hubicka <jh@suse.cz>
1270 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
1271 (symtab_remove_unreachable_nodes): ... this one.
1272 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
1273 * cgraphunit.c (ipa_passes): Update.
1274 * cgraphclones.c (cgraph_materialize_all_clones): Update.
1275 * cgraph.c (cgraph_release_function_body): Only turn initial
1276 into error mark when initial was previously set.
1277 * ipa-inline.c (ipa_inline): Update.
1278 * ipa.c: Include ipa-inline.h
1279 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
1280 (enqueue_node): New function.
1281 (process_references): Update.
1282 (symtab_remove_unreachable_nodes): Cleanup.
1283 * passes.c (execute_todo, execute_one_pass): Update.
1285 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
1287 PR rtl-optimization/53125
1288 * ira.c (ira): Call find_moveable_pseudos and
1289 move_unallocated_pseudos if only ira_conflicts_p is true.
1291 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
1293 * config/i386/i386.md (*movoi_internal_avx): Handle
1294 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
1295 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
1296 (*movti_internal_sse): Ditto.
1297 (*movtf_internal): Ditto.
1298 * config/i386/sse.md (ssePSmode): New mode attribute.
1299 (*move<mode>_internal): Use ssePSmode.
1300 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
1301 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
1302 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
1303 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
1305 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
1307 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
1308 DECL_ORIGINAL_TYPE if it is present.
1310 2012-05-10 Nick Clifton <nickc@redhat.com>
1313 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
1314 a "0" constraint to being a (match_dup 0).
1316 2012-05-10 Richard Guenther <rguenther@suse.de>
1318 * stor-layout.c (byte_from_pos): Amend comment.
1320 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1322 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
1323 Document requirement to call in constructors.
1325 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
1327 2012-05-10 Richard Guenther <rguenther@suse.de>
1329 * tree.h (TYPE_IS_SIZETYPE): Remove.
1330 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
1331 (extract_muldiv_1): Likewise.
1332 * gimple.c (gtc_visit): Likewise.
1333 (gimple_types_compatible_p): Likewise.
1334 (iterative_hash_canonical_type): Likewise.
1335 (gimple_canonical_types_compatible_p): Likewise.
1336 * gimplify.c (gimplify_one_sizepos): Likewise.
1337 * print-tree.c (print_node): Likewise.
1338 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
1340 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
1343 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
1344 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
1345 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
1346 instead of xop_mulv2div2di3_low.
1347 (xop_p<macs>dql): Fix vec_select selector.
1348 (xop_p<macs>dqh): Ditto.
1349 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
1350 (xop_mulv2div2di3_high): Ditto.
1352 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1355 * diagnostic.h (diagnostic_context): Add last_location.
1356 * diagnostic.c (diagnostic_initialize): Initialize it.
1357 (diagnostic_show_locus): Use it.
1359 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1361 * doc/extend.texi (Function Attributes): Point xref to section
1364 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
1366 * config/i386/i386.c (*movdf_internal_rex64): Remove
1367 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
1368 Calculate "mode" attribute according to
1369 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
1370 (*movdf_internal): Ditto.
1372 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
1375 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
1376 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
1377 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
1378 or when optimizing for size.
1379 * config/i386/sse.md (*mov<mode>_internal): Remove
1380 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
1381 Calculate "mode" attribute according to optimize_function_for_size_p
1382 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
1383 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
1384 depending on the mode of the instruction. Calculate "mode" attribute
1385 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
1386 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
1387 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
1389 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
1392 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
1393 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
1394 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
1395 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
1396 (expand_prologue): Move initialization of cfun->machine->is_naked,
1397 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
1398 (avr_set_current_function): ...this new static function.
1399 (TARGET_SET_CURRENT_FUNCTION): New define.
1400 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
1401 checking attributes of current_function_decl.
1402 (avr_regs_to_save): Ditto.
1403 (signal_function_p): Rename to avr_signal_function_p.
1404 (interrupt_function_p): Rename to avr_interrupt_function_p.
1406 * doc/extend.texi (Function Attributes): Better explanation of
1407 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
1410 2012-05-09 Michael Matz <matz@suse.de>
1412 PR tree-optimization/53185
1413 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
1414 peeling when we see strided loads.
1416 2012-05-09 Matthias Klose <doko@ubuntu.com>
1418 * gcc-ar.c (main): Don't check for execute bits for the plugin.
1420 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1422 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
1423 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
1424 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
1425 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
1426 (USE_LOAD_POST_INCREMENT): Define.
1427 (USE_LOAD_PRE_INCREMENT): Define.
1428 (USE_LOAD_POST_DECREMENT): Define.
1429 (USE_LOAD_PRE_DECREMENT): Define.
1430 (USE_STORE_PRE_DECREMENT): Define.
1431 (USE_STORE_PRE_INCREMENT): Define.
1432 (USE_STORE_POST_DECREMENT): Define.
1433 (USE_STORE_POST_INCREMENT): Define.
1434 (arm_auto_incmodes): Add enumeration.
1435 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
1436 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
1438 2012-05-09 Jakub Jelinek <jakub@redhat.com>
1440 PR tree-optimization/53226
1441 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
1442 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
1443 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
1444 doesn't need to be revisited, look for earliest stmt with
1445 !gimple_plf (stmt, GF_PLF_1) if something changed.
1447 2012-05-09 Terry Guo <terry.guo@arm.com>
1449 * genmultilib: Update copyright dates.
1450 * doc/fragments.texi: Ditto.
1452 2012-05-09 Terry Guo <terry.guo@arm.com>
1454 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
1455 * genmultilib (MULTILIB_REQUIRED): New.
1456 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
1458 2012-05-09 Richard Guenther <rguenther@suse.de>
1460 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
1461 (vect_do_peeling_for_loop_bound): Likewise.
1462 (vect_do_peeling_for_alignment): Likewise.
1463 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
1464 (vect_do_peeling_for_loop_bound): Get check_profitability and
1465 threshold as parameters.
1466 (vect_do_peeling_for_alignment): Likewise.
1467 (vect_loop_versioning): Likewise.
1468 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
1469 and threshold here. Control where to put the check here.
1471 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
1474 * dwarf2out.h (get_address_mode): Move declaration to...
1476 * dwarf2out.c (get_address_mode): Move definition to...
1477 * rtlanal.c: ...here.
1478 * var-tracking.c (get_address_mode): Delete.
1479 * combine.c (find_split_point): Use get_address_mode instead of
1480 targetm.addr_space.address_mode.
1481 * cselib.c (cselib_record_sets): Likewise.
1482 * dse.c (canon_address, record_store): Likewise.
1483 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
1484 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
1485 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
1486 (expand_expr_real_1): Likewise.
1487 * ifcvt.c (noce_try_cmove_arith): Likewise.
1488 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
1489 * reload.c (find_reloads): Likewise.
1490 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
1491 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
1493 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
1495 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
1496 information from the instruction produced.
1498 2012-05-09 Richard Guenther <rguenther@suse.de>
1500 * stor-layout.c (bit_from_pos): Document.
1501 (byte_from_pos): Likewise. Optimize.
1502 (pos_from_bit): Likewise.
1503 (normalize_offset): Use pos_from_bit instead of replicating it.
1505 2012-05-09 Alan Modra <amodra@gmail.com>
1508 * config/rs6000/rs6000.c (gen_frame_set): New function.
1509 (gen_frame_load, gen_frame_store): New functions.
1510 (rs6000_savres_rtx): Use the above.
1511 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
1512 Correct mode used for CR2 in save/restore_world patterns.
1513 Don't emit instructions for eh_return frame unwind reg info.
1515 2012-05-08 Jan Hubicka <jh@suse.cz>
1517 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
1519 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
1521 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
1523 (compile_file): Do not output variables.
1524 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
1526 * langhooks.c: Include timevar.h
1527 (write_global_declarations): Finalize compilation unit after wrapup;
1528 set timevars correctly.
1529 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
1530 not to be added to varpool.
1531 * varpool.c (varpool_assemble_decl): Sanity check that we are called
1532 only on cases where it makes sense; skip constant pool and value expr
1535 2012-05-08 David S. Miller <davem@davemloft.net>
1537 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
1538 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
1539 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
1541 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
1543 PR rtl-optimization/53278
1544 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
1545 speed_p code from earlier patch.
1547 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1550 * config/sh/sh.md (*branch_true, *branch_false): New insns.
1552 2012-05-08 Teresa Johnson <tejohnson@google.com>
1554 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
1555 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
1557 2012-05-08 Jan Hubicka <jh@suse.cz>
1559 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
1560 (cgraph_create_node_1): Rename to ...
1561 (cgraph_create_empty_node): ... this one; export.
1562 (cgraph_create_node): Update.
1563 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
1564 (cgraph_create_edge_including_clones): Likewise.
1565 (cgraph_find_replacement_node): Likewise.
1566 (cgraph_clone_edge): Likewise.
1567 (cgraph_clone_node): Likewise.
1568 (clone_function_name): Likewise.
1569 (cgraph_create_virtual_clone): Likewise.
1570 (cgraph_remove_node_and_inline_clones): Likewise.
1571 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
1572 * cgraph.h: Reorder declarations so they match file of origin.
1573 (cgraph_create_empty_node): Declare.
1574 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
1575 (cgraph_copy_node_for_versioning): Likewise.
1576 (cgraph_function_versioning): Likewise.
1577 (cgraph_materialize_clone): Likewise.
1578 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
1579 (cgraph_materialize_all_clones): Likewise.
1580 * cgraphclones.c: New file.
1581 * Makefile.in: Update for cgraphclones.
1583 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
1586 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
1587 (ix86_rtx_costs): Handle SET.
1589 2012-05-08 Michael Matz <matz@suse.de>
1591 * basic-block.h (struct rtl_bb_info): Remove visited member and
1592 move head_ member to ...
1593 (struct basic_block_def.basic_block_il_dependent): ... the new
1594 member x, replacing but containing old member rtl.
1595 (enum bb_flags): New BB_VISITED flag.
1596 (BB_HEADER, BB_FOOTER): New macros.
1598 * jump.c (mark_all_labels): Adjust.
1599 * cfgcleanup.c (try_optimize_cfg): Adjust.
1600 * cfglayout.c (record_effective_endpoints): Adjust.
1601 (relink_block_chain): Ditto (and don't fiddle with visited).
1602 (fixup_reorder_chain): Adjust.
1603 (fixup_fallthru_exit_predecessor): Ditto.
1604 (cfg_layout_duplicate_bb): Ditto.
1605 * combine.c (update_cfg_for_uncondjump): Adjust.
1606 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
1607 (bb_visited_trace): New accessor.
1608 (mark_bb_visited): Move in front.
1609 (rotate_loop): Use bb_visited_trace.
1610 (find_traces_1_round): Ditto.
1611 (emit_barrier_after): Ditto.
1612 (copy_bb): Ditto, and initialize visited on resize.
1613 (reorder_basic_blocks): Initize visited member.
1614 (duplicate_computed_gotos): Clear bb flags at start, use
1617 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
1618 (rtl_verify_flow_info_1): Ditto.
1619 (cfg_layout_split_block): Ditto.
1620 (cfg_layout_delete_block): Ditto.
1621 (cfg_layout_merge_blocks): Ditto.
1622 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
1624 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
1627 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
1628 when a constant source operand matches an "I" constraint, the "no
1629 CC0 change" applies to a register-destination only, not a
1630 strict_low_part-destination.
1632 2012-05-08 Richard Guenther <rguenther@suse.de>
1634 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
1635 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
1637 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
1639 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
1641 * doc/avr-mmcu.texi: New auto-generated file.
1642 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
1643 to document all valid -mmcu= arguments.
1645 * config/avr/avr.h (arch_info_s): New struct definition.
1646 * config/avr/avr-devices.c (avr_texinfo): New variable.
1647 * config/avr/gen-avr-mmcu-texi.c: New file.
1648 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
1650 2012-05-08 Dehao Chen <dehao@google.com>
1652 * predict.c (find_qualified_ssa_name): New.
1653 (find_ssa_name_in_expr): New.
1654 (find_ssa_name_in_assign_stmt): New.
1655 (is_comparison_with_loop_invariant_p): New.
1656 (is_bound_expr_similar): New.
1657 (predict_iv_comparison): New.
1658 (predict_loops): Add heuristic for loop-nested branches that compare an
1659 induction variable to a loop bound variable.
1660 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
1662 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
1664 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
1665 TARGET_BDVER2 defines where appropriate.
1667 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
1669 * configure.ac (PLUGIN_LD): Rename into...
1670 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
1671 * config.in: Regenerate.
1672 * configure: Likewise.
1673 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
1675 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
1677 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
1678 computation using the precision of the index type.
1679 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
1680 (fold_array_ctor_reference): Do index computations in the index type.
1682 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
1684 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
1685 down to plus_constant.
1686 (expand_epilogue): Ditto.
1688 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
1690 * postreload.c (reload_cse_regs): Make static.
1691 * reload.h (reload_cse_regs): Remove prototype.
1693 2012-05-07 Richard Henderson <rth@redhat.com>
1695 * config/alpha/alpha.md (clear_cache): New pattern.
1697 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
1700 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
1701 is folded to a type boundary value, verify that the resulting case
1702 label is still a care range.
1704 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
1706 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
1707 only for TARGET_GENERIC, when not optimizing for size.
1708 (*ffs<mode>_1): Ditto.
1710 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
1712 * tree-cfg.c (verify_gimple_switch): Tighten checks.
1714 2012-05-07 Jakub Jelinek <jakub@redhat.com>
1716 PR tree-optimization/53239
1717 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
1718 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
1720 2012-05-07 Richard Guenther <rguenther@suse.de>
1722 PR tree-optimization/53195
1723 * tree-inline.c (setup_one_parameter): Properly add referenced
1724 vars from the parameters new known value.
1726 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
1728 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
1729 (sched_branch_type): Remove.
1730 (m68k_sched_md_init_global): Don't allocate it.
1731 (m68k_sched_md_finish_global): Don't free it.
1732 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
1733 * config/m68k/m68k.md: Set the type of insns using
1734 m68k_sched_branch_type to bcc directly.
1736 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1738 * config/sol2.c (solaris_override_options): New function.
1739 * config/sol2-protos.h (solaris_override_options): Declare.
1740 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
1742 2012-05-07 Richard Guenther <rguenther@suse.de>
1744 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
1745 whether we failed to compute data dependences.
1746 (loop_prefetch_arrays): Fail if we failed.
1748 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
1749 Paolo Bonzini <bonzini@gnu.org>
1751 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
1752 Emit bsf when optimizing for size.
1753 (*ffs<mode>_1): Ditto.
1755 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
1758 * config/sh/sh.c (sh_rtx_costs): Handle SET.
1760 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
1763 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
1764 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
1765 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
1767 (*bswapdi2_doubleword): New insn pattern.
1768 (*bswap<mode>2): Rename from *bswap<mode>2_1.
1770 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
1772 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
1773 (mips_set_reg_reg_cost): Likewise.
1774 (mips_rtx_costs): Handle SET.
1776 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
1778 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
1779 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
1780 to compute the cost of moves. Set the mode of the target register.
1782 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
1784 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
1785 plus_constant function.
1786 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
1787 that the mode is sensible.
1788 (use_anchored_address, round_push, allocate_dynamic_stack_space)
1789 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
1792 * alias.c (canon_rtx): Likewise.
1793 (init_alias_analysis): Likewise.
1794 * builtins.c (expand_builtin_return_addr)
1795 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
1796 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
1797 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
1798 (expand_builtin_stpcpy): Likewise.
1799 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
1800 (compute_argument_addresses, internal_arg_pointer_based_exp)
1801 (expand_call, emit_library_call_value_1): Likewise.
1802 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
1803 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
1804 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
1805 * cse.c (insert_const_anchor, find_reg_offset_for_const)
1806 (use_related_value, fold_rtx): Likewise.
1807 * cselib.c (cselib_subst_to_values): Likewise.
1808 * dse.c (record_store, check_mem_read_rtx): Likewise.
1809 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
1810 * emit-rtl.c (adjust_address_1): Likewise.
1811 * except.c (sjlj_emit_function_enter)
1812 (expand_builtin_extract_return_addr)
1813 (expand_builtin_frob_return_addr): Likewise.
1814 * expmed.c (expand_divmod): Likewise.
1815 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
1816 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
1817 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
1818 * function.c (assign_stack_local_1)
1819 (instantiate_virtual_regs_in_rtx): Likewise.
1820 * optabs.c (prepare_cmp_insn): Likewise.
1821 * recog.c (offsettable_address_addr_space_p): Likewise.
1822 * reload.c (find_reloads_address, form_sum)
1823 (find_reloads_subreg_address): Likewise.
1824 * reload1.c (init_reload, eliminate_regs_1)
1825 (eliminate_regs_in_insn): Likewise.
1826 * simplify-rtx.c (simplify_unary_operation_1)
1827 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
1828 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
1829 (vt_add_function_parameter): Likewise.
1831 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
1832 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
1833 * config/alpha/alpha.c (alpha_legitimize_address_1)
1834 (get_unaligned_address, alpha_expand_unaligned_load)
1835 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
1836 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
1837 (alpha_expand_builtin_establish_vms_condition_handler)
1838 (alpha_setup_incoming_varargs, emit_frame_store_1)
1839 (alpha_expand_prologue, alpha_expand_epilogue)
1840 (alpha_use_linkage): Likewise.
1841 * config/alpha/alpha.md: Likewise.
1843 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
1844 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
1845 (thumb_legitimize_address, arm_gen_load_multiple_1)
1846 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
1847 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
1848 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
1849 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
1850 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
1851 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
1852 (thumb_expand_movmemqi, arm_set_return_address)
1853 (thumb_set_return_address): Likewise.
1854 * config/arm/arm.md: Likewise.
1856 * config/avr/avr.c (avr_incoming_return_addr_rtx)
1857 (avr_prologue_setup_frame, expand_epilogue)
1858 (avr_const_address_lo16): Likewise.
1860 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
1861 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
1862 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
1863 (bfin_output_mi_thunk): Likewise.
1865 * config/c6x/c6x.c (c6x_initialize_trampoline)
1866 (c6x_output_mi_thunk): Likewise.
1868 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
1869 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
1871 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
1872 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
1873 (cris_emit_movem_store, cris_trampoline_init): Likewise.
1874 * config/cris/cris.md: Likewise.
1876 * config/darwin.c (machopic_indirect_data_reference)
1877 (machopic_legitimize_pic_address): Likewise.
1879 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
1880 (epiphany_expand_prologue, epiphany_expand_epilogue)
1881 (epiphany_trampoline_init): Likewise.
1882 * config/epiphany/epiphany.md: Likewise.
1884 * config/fr30/fr30.c (fr30_move_double): Likewise.
1886 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
1887 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
1888 (frv_index_memory, unspec_got_name, frv_find_base_term)
1889 (frv_output_dwarf_dtprel): Likewise.
1891 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
1892 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
1894 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
1895 * config/i386/i386.c (setup_incoming_varargs_64)
1896 (setup_incoming_varargs_ms_64, choose_baseaddr)
1897 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
1898 (ix86_emit_probe_stack_range, ix86_expand_prologue)
1899 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
1900 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
1901 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
1902 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
1903 (x86_output_mi_thunk): Likewise.
1904 * config/i386/i386.md: Likewise.
1906 * config/ia64/ia64.c (ia64_expand_load_address)
1907 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
1908 (do_spill, ia64_trampoline_init): Likewise.
1910 * config/iq2000/iq2000.c (iq2000_va_start)
1911 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
1912 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
1913 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
1915 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
1917 * config/m32c/m32c.c (m32c_return_addr_rtx)
1918 (m32c_expand_insv): Likewise.
1920 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
1921 (m32r_legitimize_pic_address, m32r_print_operand)
1922 (m32r_print_operand_address): Likewise.
1924 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
1925 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
1926 (EH_RETURN_HANDLER_RTX): Likewise.
1927 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
1928 (m68k_expand_epilogue, legitimize_pic_address)
1929 (m68k_output_mi_thunk): Likewise.
1930 * config/m68k/m68k.md: Likewise.
1932 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
1933 (mcore_expand_epilog): Likewise.
1934 * config/mcore/mcore.md: Likewise.
1936 * config/mep/mep.c (mep_allocate_initial_value)
1937 (mep_expand_prologue, mep_expand_epilogue): Likewise.
1939 * config/microblaze/microblaze.c (double_memory_operand)
1940 (microblaze_block_move_loop): Likewise.
1942 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
1943 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
1944 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
1945 (mips_expand_prologue, mips_epilogue_set_cfa)
1946 (mips_expand_epilogue): Likewise.
1947 * config/mips/mips.md: Likewise.
1949 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
1950 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
1952 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
1953 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
1955 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
1956 (EH_RETURN_HANDLER_RTX): Likewise.
1957 * config/moxie/moxie.c (moxie_static_chain): Likewise.
1959 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
1960 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
1961 (pa_return_addr_rtx, hppa_builtin_saveregs)
1962 (pa_trampoline_init): Likewise.
1963 * config/pa/pa.md: Likewise.
1965 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
1967 * config/picochip/picochip.c (picochip_static_chain): Likewise.
1969 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
1970 * config/rs6000/rs6000.c (rs6000_legitimize_address)
1971 (setup_incoming_varargs, print_operand, rs6000_return_addr)
1972 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
1973 (rs6000_emit_epilogue)
1974 (rs6000_machopic_legitimize_pic_address): Likewise.
1976 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
1978 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
1979 (DYNAMIC_CHAIN_ADDRESS): Likewise.
1980 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
1981 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
1982 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
1983 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
1984 (s390_emit_epilogue, s390_function_profiler): Likewise.
1985 * config/s390/s390.md: Likewise.
1987 * config/score/score.c (score_add_offset, score_prologue): Likewise.
1989 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
1990 (sh_output_mi_thunk): Likewise.
1991 * config/sh/sh.md: Likewise.
1993 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
1994 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
1995 * config/sparc/sparc.c (sparc_legitimize_pic_address)
1996 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
1997 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
1998 (emit_and_preserve): Likewise.
1999 * config/sparc/sparc.md: Likewise.
2001 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
2002 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
2003 (spu_setup_incoming_varargs, ea_load_store_inline)
2004 (spu_expand_load): Likewise.
2006 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
2007 (combine_bnp): Likewise.
2009 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
2010 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
2011 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
2013 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
2014 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
2015 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
2017 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
2018 * config/v850/v850.md: Likewise.
2020 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
2021 (EH_RETURN_HANDLER_RTX): Likewise.
2022 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
2023 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
2024 (print_operand_address, vax_trampoline_init): Likewise.
2026 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
2027 (xtensa_function_value_regno_p): Likewise.
2029 2012-05-04 Andrew Pinski <apinski@cavium.com>
2031 * expr.c (get_def_for_expr_class): New function.
2032 (convert_tree_comp_to_rtx): New function.
2033 (expand_cond_expr_using_cmove): New function.
2034 (expand_expr_real_2 <case COND_EXPR>): Call
2035 expand_cond_expr_using_cmove first and return if it succeeds.
2036 Remove the check for HAVE_conditional_move since we should have
2037 already converted it to a conditional move.
2038 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
2039 modes of DImode for 32bits and TImode.
2041 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
2044 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
2045 (print_md_ptr_loc, print_c_condition): Use them.
2046 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
2047 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
2048 attr_file, dfa_file, latency_file): New global variables.
2049 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
2050 write_upcase, write_indent, write_length_unit_log, write_test_expr,
2051 write_attr_get, write_insn_cases, write_eligible_delay,
2052 write_const_num_delay_slots): Accept FILE pointer and toss it around.
2054 (write_header, open_outfile, handle_arg): New funcions.
2055 (make_automaton_attrs): Write prototypes as extern to the output
2057 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
2058 names from the command line. Open the output files and write out
2059 internal functions for DFA functions to dfa_file_name, insn latency
2060 functions to latency_file_name, and everything else to attr_file.
2061 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
2062 (BACKEND): Build libbackend first.
2063 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
2064 (.PRECIOUS): Likewise.
2065 (insn-dfatab.o): New rule.
2066 (insn-latencytab.o): New rule.
2067 (simple_rtl_generated_c): Do not include insn-attrtab.c.
2068 (s-attrtab): New rule.
2070 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
2072 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
2073 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
2074 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
2075 * reorg.c (get_jump_flags): Do not set the removed flags.
2077 * doc/md.texi (attr_flag): Update for abovementioned changes.
2079 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
2082 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
2083 (TARGET_CMOV): Rename from TARGET_CMOVE.
2084 (TARGET_CMOVE): New define.
2085 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
2086 Do not set TARGET_CMOVE here.
2088 2012-05-04 Dodji Seketeli <dodji@redhat.com>
2090 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
2091 * opts.c (finish_options): Activate -Wunused-local-typedefs if
2092 -Wunused is activated.
2093 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
2095 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2097 * config/s390/s390.md (*movmem_short, *clrmem_short)
2098 (*cmpmem_short): Move the mode check from the insn condition to
2101 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
2103 PR tree-optimization/52633
2104 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
2105 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
2106 (vect_recog_over_widening_pattern): Remove handling of code that was
2107 already detected as over-widening pattern. Remove special handling
2108 of "unsigned" cases. Instead, support general case of conversion
2109 of the shift result to another type.
2111 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
2113 * tree-vect-patterns.c (vect_single_imm_use): New function.
2114 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
2115 (vect_recog_over_widening_pattern): Likewise.
2116 (vect_recog_widen_shift_pattern): Likewise.
2118 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
2120 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
2121 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
2122 (vect_recog_widen_mult_pattern): Likewise.
2123 (vect_operation_fits_smaller_type): Likewise.
2124 (vect_recog_over_widening_pattern): Likewise.
2125 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
2127 2012-05-04 Richard Guenther <rguenther@suse.de>
2130 * lto-wrapper.c (merge_and_complain): Complain about mismatches
2131 of -freg-struct-return and -fpcc-struct-return.
2132 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
2133 from the input file options and ignore those from the link
2136 2012-05-04 Richard Guenther <rguenther@suse.de>
2138 PR tree-optimization/53168
2139 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
2140 memory reads when the result is a constant we can pun.
2142 2012-05-04 Richard Guenther <rguenther@suse.de>
2144 * common.opt (flto-report): Do not mark as Optimization.
2146 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
2149 * recog.c (constrain_operands): If extra constraints are present, also
2150 accept pseudo-registers with equivalent memory locations during reload.
2152 2012-05-04 Olivier Hainque <hainque@adacore.com>
2154 * collect2.c (may_unlink_output_file): New global.
2155 (maybe_unlink): Honor it.
2156 * collect2.h: Add extern for it.
2157 * tlink.c (do_tlink): Set it to true if the link succeeded.
2159 2012-05-04 Olivier Hainque <hainque@adacore.com>
2161 * gcc.c (eval_spec_function): Finalize/restore the current string
2162 obstack state as part of the context push/pop operations.
2164 2012-05-04 Bin Cheng <bin.cheng@arm.com>
2166 PR rtl-optimization/52804
2167 * reload1.c (reload_reg_reaches_end_p): Check whether successor
2168 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
2169 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
2170 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
2171 RELOAD_FOR_OUTADDR_ADDRESS.
2173 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
2176 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
2177 for macro expansion.
2179 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
2181 * flags.h (flag_permissive): Do not declare.
2182 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
2184 * toplev.c (flag_permissive): Do not define.
2185 * c-tree.h (system_header_p): Delete unused.
2187 2012-05-03 David S. Miller <davem@davemloft.net>
2190 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
2191 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
2192 (sparc_emit_float_lib_cmp): Likewise.
2194 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
2197 * config/rs6000/rs6000.md (bswapdi splitters): If
2198 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
2199 default) is used, generate an alternate sequence that does not
2200 depend on using indexed addressing.
2202 2012-05-03 Jason Merrill <jason@redhat.com>
2204 * gengtype.c (write_types): Fix warning message.
2205 (write_local): Likewise.
2207 2012-05-02 Jason Merrill <jason@redhat.com>
2209 * dwarf2out.c (struct external_ref, build_local_stub): New.
2210 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
2211 (optimize_external_refs, optimize_external_refs_1): New.
2212 (change_AT_die_ref): New.
2213 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
2214 (build_abbrev_table): Take the external refs hashtable.
2215 (output_comp_unit): Get it from optimize_external_refs and pass it in.
2217 2012-05-03 Jan Hubicka <jh@suse.cz>
2220 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
2222 2012-05-03 Jan Hubicka <jh@suse.cz>
2225 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
2227 2012-05-03 Jason Merrill <jason@redhat.com>
2229 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
2230 use_debug_types to discriminate the die_id union.
2231 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
2232 (build_abbrev_table, output_die): Likewise.
2233 (prune_unused_types_walk_attribs): Likewise.
2234 (generate_type_signature, copy_declaration_context): Set it.
2235 (remove_child_or_replace_with_skeleton): Set it.
2236 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
2237 check use_debug_types.
2238 (dwarf2out_finish): Do break_out_includes after .debug_types.
2240 2012-05-03 Jason Merrill <jason@redhat.com>
2242 * dwarf2out.c (modified_type_die): Use scope_die_for.
2243 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
2244 (uses_local_type_r, uses_local_type): New.
2245 (scope_die_for): Keep a type that uses a local type in local scope.
2246 Use get_context_die for namespace and type scope.
2248 2012-05-03 Jason Merrill <jason@redhat.com>
2250 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
2252 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
2253 (dwarf2out_finish): Likewise.
2255 2012-05-03 Martin Jambor <mjambor@suse.cz>
2257 * builtins.c (get_object_alignment_1): Return whether we can determine
2258 the alignment or conservatively assume byte alignment. Return the
2259 alignment by reference. Use get_pointer_alignment_1 for dereference
2261 (get_pointer_alignment_1): Return whether we can determine the
2262 alignment or conservatively assume byte alignment. Return the
2263 alignment by reference. Use get_ptr_info_alignment to get SSA name
2265 (get_object_alignment): Update call to get_object_alignment_1.
2266 (get_object_or_type_alignment): Likewise, fall back to type alignment
2267 only when it returned false.
2268 (get_pointer_alignment): Update call to get_pointer_alignment_1.
2269 * fold-const.c (get_pointer_modulus_and_residue): Update call to
2270 get_object_alignment_1.
2271 * ipa-prop.c (ipa_modify_call_arguments): Update call to
2272 get_pointer_alignment_1.
2273 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
2274 of MEM_REF or TARGET_MEM_REF only when it returns false.
2275 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
2276 get_object_alignment_1.
2277 (ccp_finalize): Use set_ptr_info_alignment.
2278 * tree.h (get_object_alignment_1): Update declaration.
2279 (get_pointer_alignment_1): Likewise.
2280 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
2281 (dump_gimple_stmt): Likewise.
2282 * tree-flow.h (ptr_info_def): Updated comments of fields align and
2284 (get_ptr_info_alignment): Declared.
2285 (mark_ptr_info_alignment_unknown): Likewise.
2286 (set_ptr_info_alignment): Likewise.
2287 (adjust_ptr_info_misalignment): Likewise.
2288 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
2289 and set alignment of SSA names.
2290 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
2291 mark_ptr_info_alignment_unknown.
2292 * tree-ssanames.c (get_ptr_info_alignment): New function.
2293 (mark_ptr_info_alignment_unknown): Likewise.
2294 (set_ptr_info_alignment): Likewise.
2295 (adjust_ptr_info_misalignment): Likewise.
2296 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
2297 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
2299 (bump_vector_ptr): Likewise.
2300 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
2301 (vectorizable_store): Likewise.
2302 (vectorizable_load): Likewise.
2304 2012-05-03 Michael Matz <matz@suse.de>
2306 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
2307 in front of basic_block_def.
2308 (struct basic_block_def): Make il.gimple the full struct, not a
2310 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
2312 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
2313 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
2314 NULL il.gimple, which can't happen anymore.
2315 * gimple.h (bb_seq): il.gimple can't be NULL.
2316 (bb_seq_add): Ditto.
2317 (set_bb_seq): Adjust.
2318 (gsi_start_bb, gsi_last_bb): Tidy.
2319 * lto-streamer-in.c (make_new_block): Don't zero members that
2320 are zeroed already, don't allocate a gimple_bb_info.
2321 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
2322 (remove_bb): Clear all il.gimple members.
2323 (gimple_verify_flow_info): Adjust for flat il.gimple.
2324 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
2326 * coretypes.h (const_gimple_seq): Remove typedef.
2327 * gimple.h (gimple_seq_first): Take gimple_seq.
2328 (gimple_seq_first_stmt): Ditto.
2329 (gimple_seq_last): Ditto.
2330 (gimple_seq_last_stmt): Ditto.
2331 (gimple_seq_empty_p): Ditto.
2333 2012-05-03 Richard Guenther <rguenther@suse.de>
2335 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
2337 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
2338 (compute_avail): Do not add possibly trapping operations to
2339 EXP_GEN if they might not be executed in the block.
2341 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
2343 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
2345 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
2347 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
2348 information as early as possible. Update dominance info instead of
2351 2012-05-03 Richard Guenther <rguenther@suse.de>
2353 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
2354 (union_contains_value): Remove.
2355 (vro_valid_in_sets): Likewise.
2356 (op_valid_in_sets): New function.
2357 (valid_in_sets): Use op_valid_in_sets.
2358 (insert_into_preds_of_block): Move dumping ...
2359 (do_regular_insertion): ... here.
2360 (do_partial_partial_insertion): ... and here. Dump that
2361 we've found a partial partial redundancy.
2362 (insert): Dump the current insert iteration.
2364 2012-05-03 Jakub Jelinek <jakub@redhat.com>
2367 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
2368 append program name to it and pass that as first argument
2369 to make_relative_prefix. Always pass standard_libexec_prefix
2370 as last argument to make_relative_prefix. If
2371 make_relative_prefix returns NULL, fall back to
2372 standard_libexec_prefix.
2375 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
2379 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
2380 mode, return that mode.
2383 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
2384 define __ATOMIC_HLE_* macros here.
2385 (ix86_target_macros): But here, using cpp_define_formatted.
2387 2012-05-03 Richard Guenther <rguenther@suse.de>
2389 PR tree-optimization/53144
2390 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
2392 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
2393 with SSA name values.
2394 (vn_reference_lookup_3): Adjust callers.
2396 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2398 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
2399 has_fma4 for AMD processors with both fma3 and fma4 support.
2401 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
2404 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
2407 2012-05-03 Michael Matz <matz@suse.de>
2410 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
2411 (dse_enter_block): Properly iterate the whole sequence even
2412 if the last statement was removed.
2414 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
2416 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
2417 unset flag_jump_tables.
2418 * stmt.c (expand_case): Remove special flag_pic case conditional
2419 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
2421 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
2423 * common/config/s390/s390-common.c (s390_option_optimization_table):
2424 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
2425 default when optimizing.
2427 2012-05-02 Martin Jambor <mjambor@suse.cz>
2430 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
2431 of a variable when the contect is a function.
2433 2012-05-02 Michael Matz <matz@suse.de>
2435 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
2436 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
2437 (const_gimple_seq_node): Remove.
2438 (gimple_seq_node): Typedef as gimple.
2439 (struct gimple_statement_base): Add next and prev members,
2440 adjust all WORD markers in using structs.
2441 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
2442 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
2443 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
2444 gimple are the same.
2445 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
2447 (gimple_init_singleton): New function.
2448 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
2449 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
2451 (gsi_stmt_ptr): Remove.
2452 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
2454 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
2455 again, adjust for above changes.
2456 (update_call_edge_frequencies): Adjust for above changes.
2457 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
2458 (gsi_insert_seq_nodes_after): Ditto.
2459 (gsi_split_seq_after): Ditto.
2460 (gsi_set_stmt): Ditto.
2461 (gsi_split_seq_before): Ditto.
2462 (gsi_remove): Ditto.
2463 (gsi_insert_seq_before_without_update): Don't free sequence.
2464 (gsi_insert_seq_after_without_update): Ditto.
2465 (gsi_replace): Assert some more invariants.
2466 (gsi_insert_before_without_update, gsi_insert_after_without_update):
2468 (gsi_for_stmt): Don't search for stmt.
2469 (gsi_insert_on_edge_immediate): Tidy.
2471 * gimple.c (gimple_alloc_k): Remove "sequences".
2472 (gimple_seq_cache): Remove.
2473 (gimple_alloc_stat): Make stmt a singleton sequence.
2474 (gimple_seq_alloc, gimple_seq_free): Remove.
2475 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
2476 (gimple_copy): Ditto.
2477 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
2478 create iterator from correct sequence.
2479 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
2481 2012-05-02 Michael Matz <matz@suse.de>
2483 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
2485 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
2486 sequence, lazily allocate it.
2487 (bb_seq_addr): New function.
2488 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
2489 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
2490 (gsi_none): New function.
2491 (gsi_start_bb): Adjust.
2492 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
2493 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
2494 (gsi_last_bb): Adjust.
2496 * tree-flow-inline.h (phi_nodes_ptr): New function.
2498 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
2499 datastructure and interface change.
2500 (gsi_insert_seq_before_without_update): Ditto.
2501 (gsi_insert_seq_nodes_after): Ditto.
2502 (gsi_insert_seq_after_without_update): Ditto.
2503 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
2504 (gsi_split_seq_before): Ditto.
2505 (gsi_start_phis): Adjust.
2506 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
2507 (vect_transform_loop): Ditto.
2508 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
2509 gimple_seq_copy): Don't use gimple_seq_alloc.
2510 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
2511 (gimplify_seq_add_seq): Ditto.
2512 * lto-streamer-in.c (make_new_block): Ditto.
2513 * tree-cfg.c (create_bb): Ditto.
2514 * tree-sra.c (initialize_parameter_reductions): Ditto.
2516 2012-05-02 Michael Matz <matz@suse.de>
2518 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
2519 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
2520 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
2521 set_bb_seq): Move down to after gimple_statement_d definition.
2523 2012-05-02 Michael Matz <matz@suse.de>
2525 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
2526 gsi_replace_with_seq, instead of inserting itself.
2527 * gimple-iterator.c (gsi_replace_with_seq): New function.
2528 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
2529 iterator instead of statement, advance it.
2530 (ssa_forward_propagate_and_combine): Adjust call to above.
2532 2012-05-02 Michael Matz <matz@suse.de>
2534 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
2536 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
2537 * tree-nested.c (walk_gimple_omp_for): Ditto.
2538 * trans-mem.c (lower_transaction): Ditto.
2539 * tree-eh.c (do_return_redirection): Ditto.
2540 (do_goto_redirection): Ditto.
2541 (lower_try_finally_switch): Ditto.
2542 * gimplify.c (gimplify_stmt): Ditto.
2543 (gimplify_scan_omp_clauses): Ditto.
2544 (gimplify_omp_for): Ditto.
2545 (gimplify_function_tree): Ditto.
2546 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
2547 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
2548 (mf_build_check_statement_for): Ditto.
2549 (mx_register_decls): Ditto.
2550 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
2551 and don't use itertors to append.
2552 (insert_stmts): Ditto.
2553 (insert_out_of_ssa_copy): Ditto.
2554 (insert_out_of_ssa_copy_on_edge): Ditto.
2556 2012-05-02 Michael Matz <matz@suse.de>
2558 * gimple.h (gimple_bind_body_ptr): New function.
2559 (gimple_bind_body): Use it.
2560 (gimple_catch_handler): Use gimple_catch_handler_ptr.
2561 (gimple_eh_filter_failure_ptr): New function.
2562 (gimple_eh_filter_failure): Use it.
2563 (gimple_eh_else_n_body_ptr): New function.
2564 (gimple_eh_else_n_body): Use it.
2565 (gimple_eh_else_e_body_ptr): New function.
2566 (gimple_eh_else_e_body): Use it.
2567 (gimple_try_eval_ptr): New function.
2568 (gimple_try_eval): Use it.
2569 (gimple_try_cleanup_ptr): New function.
2570 (gimple_try_cleanup): Use it.
2571 (gimple_wce_cleanup_ptr): New function.
2572 (gimple_wce_cleanup): Use it.
2573 (gimple_omp_body_ptr): New function.
2574 (gimple_omp_body): Use it.
2575 (gimple_omp_for_pre_body_ptr): New function.
2576 (gimple_omp_for_pre_body): Use it.
2577 (gimple_transaction_body_ptr): New function.
2578 (gimple_transaction_body): Use it.
2579 (gsi_split_seq_before): Adjust to return nothing and take pointer
2581 (gsi_set_stmt): Declare.
2582 (gsi_replace_with_seq): Declare.
2583 (walk_gimple_seq_mod): Declare.
2584 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
2586 * gimple-iterator.c (gsi_set_stmt): New function.
2587 (gsi_split_seq_before): Return new sequence via pointer argument.
2588 (gsi_replace): Use gsi_set_stmt.
2590 * tree-ssa-loop-im.c (move_computations_stmt): First remove
2592 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
2593 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
2595 (reserve_phi_args_for_new_edge): Change call to above,
2598 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
2599 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
2600 iterators. Adjust call to lower_omp.
2601 (lower_lastprivate_clauses): Adjust call to lower_omp.
2602 (lower_reduction_clauses): Ditto.
2603 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
2604 (lower_omp_sections): Don't explicitely count sequence length,
2605 nullify lowered bodies earlier, ensure stmts are part of only
2606 one sequence, adjust call to lower_omp.
2607 (lower_omp_single): Ensure stmts are part of only one sequence,
2608 adjust call to lower_omp.
2609 (lower_omp_master): Ditto.
2610 (lower_omp_ordered): Ditto.
2611 (lower_omp_critical): Ditto.
2612 (lower_omp_for): Ditto.
2613 (lower_omp_taskreg): Ditto, tidy.
2614 (lower_omp_1): Adjust calls to lower_omp.
2615 (execute_lower_omp): Ditto.
2616 (lower_omp): Adjust to take pointer to sequence.
2617 (diagnose_sb_2): Use walk_gimple_seq_mod.
2618 (diagnose_omp_structured_block_errors): Ditto and set possibly
2619 changed function body.
2620 * gimple-low.c (lower_function_body): Set function body after
2622 (lower_sequence): Adjust to take pointer to sequence.
2623 (lower_omp_directive): Ensure stmt isn't put twice into the
2624 sequence, adjust call to lower_sequence.
2625 (lower_stmt): Adjust calls to lower_sequence.
2626 (lower_gimple_bind): Ditto.
2627 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
2628 * tree-nested.c (walk_body): Take pointer to sequence, use
2629 walk_gimple_seq_mod.
2630 (walk_function): Adjust call to walk_body, set possibly changed body.
2631 (walk_gimple_omp_for): Adjust calls to walk_body.
2632 (convert_nonlocal_omp_clauses): Ditto.
2633 (convert_nonlocal_reference_stmt): Ditto.
2634 (convert_local_omp_clauses): Ditto.
2635 (convert_local_reference_stmt): Ditto.
2636 (convert_tramp_reference_stmt): Ditto.
2637 (convert_gimple_call): Ditto.
2638 (convert_nl_goto_reference): Use local iterator copy.
2639 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
2640 but taking pointer to sequence, ensure gsi_start is called with
2642 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
2643 asserting that the sequence head didn't change.
2644 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
2645 walk_gimple_seq_mod.
2646 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
2647 (execute_lower_tm): Ditto, and set possibly changed body.
2648 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
2649 call gsi_start with that lvalue.
2650 (replace_goto_queue_stmt_list): Ditto.
2651 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
2652 (replace_goto_queue): Ditto.
2653 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
2654 (lower_try_finally_onedest): Ditto.
2655 (lower_try_finally_copy): Ditto.
2656 (lower_try_finally_switch): Ditto.
2657 (lower_try_finally): Ditto.
2658 (lower_eh_filter): Ditto.
2659 (lower_eh_must_not_throw): Ditto.
2660 (lower_cleanup): Ditto.
2661 (lower_eh_constructs_2): Ditto.
2662 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
2663 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
2664 set possibly changed body.
2665 (optimize_double_finally): Call gsi_start with lvalue.
2667 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
2668 (gimple_split_block): Ditto.
2669 (gimple_merge_blocks): Use gsi_start_phis.
2670 (move_stmt_r): Use walk_gimple_seq_mod.
2671 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
2672 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
2673 (rebuild_cgraph_edges): Ditto.
2674 (cgraph_rebuild_references): Ditto.
2675 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
2676 * tree-inline.c (copy_phis_for_bb): Ditto.
2677 * tree-ssa-dce.c: Ditto.
2679 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
2681 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
2682 Andi Kleen <ak@linux.intel.com>
2684 * coretypes.h (MEMMODEL_MASK): New.
2685 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
2686 and return new variable.
2687 (expand_builtin_atomic_exchange): Mask memmodel values.
2688 (expand_builtin_atomic_compare_exchange): Ditto.
2689 (expand_builtin_atomic_load): Ditto.
2690 (expand_builtin_atomic_store): Ditto.
2691 (expand_builtin_atomic_clear): Ditto.
2692 * doc/extend.texi: Mention port-dependent memory model flags.
2693 * config/i386/cpuid.h (bit_HLE): New.
2694 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
2696 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
2697 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
2698 (ix86_target_string)<-mhle>: New.
2699 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
2700 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
2701 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
2702 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
2703 enabled for generic, generic64 and core-avx2.
2704 (ix86_print_operand): Generate HLE lock prefixes.
2705 (ix86_memmodel_check): New.
2706 (TARGET_MEMMODEL_CHECK): Ditto.
2707 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
2708 (IX86_HLE_ACQUIRE): Ditto.
2709 (IX86_HLE_RELEASE): Ditto.
2710 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
2711 * config/i386/i386.opt (mhle): Ditto.
2712 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
2713 success model to instruction emitter.
2714 (atomic_fetch_add<mode>): Ditto.
2715 (atomic_exchange<mode>): Ditto.
2716 (atomic_add<mode>): Ditto.
2717 (atomic_sub<mode>): Ditto.
2718 (atomic_<code><mode>): Ditto.
2719 (*atomic_compare_and_swap_doubledi_pic): Ditto.
2720 (atomic_compare_and_swap_single<mode>): Define and use argument
2722 (atomic_compare_and_swap_double<mode>): Ditto.
2723 * configure.ac: Check if assembler support HLE prefixes.
2724 * configure: Regenerate.
2727 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
2730 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
2732 (gimplify_switch_expr): ... here.
2733 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
2734 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
2735 to clean up case labels with values outside the index type range.
2736 (simplify_gimple_switch): Call it if something changed.
2737 Remove strange and unnecessary assert.
2739 2012-05-02 Richard Guenther <rguenther@suse.de>
2741 * fold-const.c (div_if_zero_remainder): sizetypes no longer
2743 (int_const_binop_1): New worker for int_const_binop with
2744 overflowable parameter. Pass it through to force_fit_type_double.
2745 (int_const_binop): Wrap around int_const_binop_1 with overflowable
2747 (size_binop_loc): Call int_const_binop_1 with overflowable equal
2748 to minus one, forcing overflow detection for even unsigned types.
2749 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
2750 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
2751 * stor-layout.c (initialize_sizetypes): sizetypes no longer
2753 (layout_type): For zero-sized arrays ignore overflow on the
2755 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
2756 (bit_value_binop_1): Likewise.
2757 * tree.c (double_int_to_tree): Likewise.
2758 (double_int_fits_to_tree_p): Likewise.
2759 (force_fit_type_double): Likewise.
2760 (host_integerp): Likewise.
2761 (int_fits_type_p): Likewise.
2762 * varasm.c (output_constructor_regular_field): Sign-extend the
2763 field-offset to cater for negative offsets produced by the Ada
2765 * omp-low.c (extract_omp_for_data): Convert the loop step to
2766 signed for pointer adjustments.
2768 2012-05-02 Richard Guenther <rguenther@suse.de>
2770 * tree.c (valid_constant_size_p): New function.
2771 * tree.h (valid_constant_size_p): Declare.
2772 * cfgexpand.c (expand_one_var): Adjust check for too large
2773 variables by using valid_constant_size_p.
2774 * varasm.c (assemble_variable): Likewise.
2776 * c-decl.c (grokdeclarator): Properly check for sizes that
2777 cover more than half of the address-space.
2779 2012-05-02 Jakub Jelinek <jakub@redhat.com>
2781 PR tree-optimization/53163
2782 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
2783 return value from compute_all_dependences.
2785 PR rtl-optimization/53160
2786 * ree.c (combine_reaching_defs): Handle the case where cand->insn
2787 has been modified by ree pass already.
2789 2012-05-01 Ian Lance Taylor <iant@google.com>
2792 * c-decl.c (build_compound_literal): Make the decl readonly if it
2793 an array of a readonly type.
2794 * gimplify.c (gimplify_compound_literal_expr): Add fallback
2795 parameter. Change all callers. If the decl is not addressable
2796 and is not an l-value, make it readonly.
2798 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
2800 * ira.c (allocated_reg_info_size): New static variable.
2801 (expand_reg_info): Manage it. Call
2802 setup_preferred_alternate_classes_for_new_pseudos.
2803 (ira): Don't do it here. Remove local allocated_reg_info_size,
2804 set the global before calling find_moveable_pseudos.
2805 (find_moveable_pseudos): Call expand_reg_info rather than
2808 2012-05-01 Richard Henderson <rth@redhat.com>
2810 * common.opt (fsync-libcalls): New.
2811 * doc/invoke.texi: Document it.
2812 * optabs.c (init_sync_libfuncs): Honor it.
2814 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
2815 Richard Sandiford <r.sandiford@uk.ibm.com>
2817 PR rtl-optimization/52543
2818 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
2820 * lower-subreg.h: New file.
2821 * target-globals.h (this_target_lower_subreg): Declare.
2822 (target_globals): Add lower_subreg;
2823 (restore_target_globals): Restore this_target_lower_subreg.
2824 * target-globals.c: Include it.
2825 (default_target_globals): Add default_target_lower_subreg.
2826 (save_target_globals): Initialize target_lower_subreg.
2827 * rtl.h (init_lower_subreg): Added declaration.
2828 * toplev.c (backend_init_target): Call initializer for lower-subreg
2830 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
2831 (default_target_lower_subreg): New variable.
2832 (this_target_lower_subreg): Likewise.
2833 (twice_word_mode, choices): New macros.
2834 (shift_cost, compute_splitting_shift, compute_costs)
2835 (init_lower_subreg): New functions.
2836 (resolve_simple_move): Add speed_p argument. Check choices.
2837 (find_pseudo_copy): Don't check the mode size here.
2838 (resolve_simple_move): Assert the mode size.
2839 (find_decomposable_shift_zext): Add speed_p argument and return
2840 a bool. Check choices.
2841 (resolve_shift_zext): Add comment.
2842 (dump_shift_choices, dump_choices): New functions.
2843 (decompose_multiword_subregs): Dump list of profitable
2844 transformations. Add code to skip non profitable transformations.
2845 Update calls to simple_move and find_decomposable_shift_zext.
2847 2012-05-01 Ian Bolton <ian.bolton@arm.com>
2848 Sameera Deshpande <sameera.deshpande@arm.com>
2849 Greta Yorsh <greta.yorsh@arm.com>
2851 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
2852 (thumb1_unexpanded_epilogue): ...this.
2853 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
2854 (thumb1_unexpanded_epilogue): ...this.
2855 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
2856 (thumb1_unexpanded_epilogue): ...this.
2858 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
2860 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
2861 comparing enumeration values. Update comments.
2863 2012-05-01 Alan Modra <amodra@gmail.com>
2866 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
2867 load_cr_save, add_crlr_cfa_restore): New functions.
2868 (rs6000_restore_saved_cr): Rename to..
2869 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
2870 (rs6000_emit_epilogue): Use new functions. Adjust condition
2871 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
2872 regs when using out-of-line restore only when shrink wrapping.
2874 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
2877 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
2878 calls to cgraph_node_name in xstrdup.
2879 (ipa_make_edge_direct_to_target): Ditto.
2880 * cgraph.c (dump_cgraph_node): Ditto.
2881 * tree-sra.c (convert_callers_for_node): Ditto.
2882 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
2883 * ipa-cp.c (perhaps_add_new_callers): Ditto.
2884 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
2885 (cgraph_materialize_all_clones): Ditto.
2886 * ipa-inline.c (report_inline_failed_reason): Ditto.
2887 (want_early_inline_function_p): Ditto.
2888 (edge_badness): Ditto.
2889 (update_edge_key): Ditto.
2890 (flatten_function): Ditto.
2891 (ipa_inline): Ditto.
2892 (inline_always_inline_functions): Ditto.
2893 (early_inline_small_functions): Ditto.
2895 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
2898 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
2899 constraints 0 and 1.
2901 012-04-30 Jan Hubicka <jh@suse.cz>
2903 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
2904 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
2905 (cgraph_add_to_same_comdat_group): Remove.
2906 (cgraph_add_asm_node): Move to cgraphunit.c.
2907 (cgraph_make_decl_local): Move to symtab.c
2908 (cgraph_make_node_local_1): Update.
2909 (cgraph_can_remove_if_no_direct_calls_and): Update.
2910 (used_from_object_file_p): Update.
2911 (resolution_used_from_other_file_p): Move to symtab.c
2912 (cgraph_used_from_object_file_p): move to symtab.c
2913 (verify_cgraph_node): Verify same comdat groups.
2914 * cgraph.h (cgraph_asm_node): Rename to ...
2915 (asm_node): ... this one.
2916 (cgraph_asm_nodes): Rename to ...
2917 (asm_nodes): ... this one.
2918 (symtab_add_to_same_comdat_group): New function.
2919 (symtab_dissolve_same_comdat_group_list): New function.
2920 (symtab_used_from_object_file_p): Declare.
2921 (symtab_make_decl_local): Declare.
2922 (cgraph_add_to_same_comdat_group): Remove.
2923 (cgraph_add_asm_node): Remove.
2924 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
2926 (cgraph_finalize_compilation_unit): Rename to ...
2927 (finalize_compilation_unit): ... this one.
2928 (cgraph_optimize): Rename to ....
2929 (compile): ... this one.
2930 (add_asm_node): Declare.
2931 (fixup_same_cpp_alias_visibility): Declare.
2932 (cgraph_make_decl_local): Remove.
2933 (varpool_assemble_pending_decls): Rename to ...
2934 (varpool_output_variables): ... this one.
2935 (varpool_remove_unreferenced_decls): Remove.
2936 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
2937 (preserve_function_body_p): Make static.
2938 * toplev.c (compile_file): Update comments; update.
2939 * cgraphunit.c: Update comments.
2940 (cgraph_expand_all_functions): Rename to ...
2941 (expand_all_functions): ... this one; update.
2942 (cgraph_mark_functions_to_output): Rename to ...
2943 (mark_functions_to_output): ... this one; cleanup.
2944 (cgraph_output_pending_asms): Remove prototype.
2945 (asm_nodes, asm_last_node): New static vars.
2946 (cgraph_process_new_functions): Update.
2947 (cgraph_reset_node): Cleanup; add comment.
2948 (cgraph_add_new_function): Update.
2949 (cgraph_output_pending_asms): Rename to ...
2950 (output_asm_statements): ... this one.
2951 (add_asm_node): New function.
2952 (fixup_same_cpp_alias_visibility): New function based on code
2953 in cgraph_analyze_function.
2954 (cgraph_analyze_function): Use it.
2955 (cgraph_order_sort): Update.
2956 (cgraph_output_in_order): Update.
2957 (cgraph_function_versioning): Update.
2958 (cgraph_optimize): Rename to ...
2959 (compile): ... this one; initialize streamer hooks here.
2960 (cgraph_finalize_compilation_unit): Rename to ...
2961 (finalize_compilation_unit): ... this one; do not initialize streamer
2963 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
2964 * dwarf2out.c: Update ocmment.
2965 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
2966 * method.c (use_thunk): Likewise.
2967 * semantics.c (maybe_add_lambda_conv_op): Likewise.
2968 * decl2.c (maybe_emit_vtables): Likewise.
2969 (cp_write_global_declarations): Use finalize_compilation_unit.
2970 * parser.c (cp_parser_asm_definition): Use add_asm_node.
2971 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
2972 * c-decl.c (c_write_global_declarations): Use
2973 finalize_compilation_unit.
2974 * langhooks.c (write_global_declarations): Update.
2975 * ipa.c (cgraph_externally_visible_p): Update.
2976 (dissolve_same_comdat_group_list): Remove.
2977 (function_and_variable_visibility): Update.
2978 * symtab.c: Inlcude lto-streamer.h and rtl.h
2979 (ld_plugin_symbol_resolution_names): New.
2980 (symtab_add_to_same_comdat_group): New.
2981 (symtab_dissolve_same_comdat_group_list): New.
2982 (resolution_used_from_other_file_p): Move here from cgraph.c
2983 (symtab_used_from_object_file_p): New.
2984 (symtab_make_decl_local): New.
2985 * passes.c (register_pass): Update comments.
2986 * c-parser.c (c_parser_asm_definition): Update.
2987 * varpool.c (varpool_analyze_node): Use
2988 fixup_same_cpp_alias_visibility.
2989 (varpool_remove_unreferenced_decls): Make static.
2990 (varpool_assemble_pending_decls): Rename to ...
2991 (varpool_output_variables): ... this one; call
2992 varpool_remove_unreferenced_decls.
2993 (varpool_used_from_object_file_p): Remove.
2995 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
2998 * c-typeck.c (build_array_ref): Call
2999 convert_vector_to_pointer_for_subscript.
3000 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
3002 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3004 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
3005 to compile-time "mode == <MODE>mode" checks.
3006 (and splitter): Ditto.
3008 2012-04-30 Richard Henderson <rth@redhat.com>
3010 * config/arm/arm.md (UNSPEC_LL): New.
3011 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
3012 (arm_load_exclusivedi): Use %H0.
3014 2012-04-30 Jason Merrill <jason@redhat.com>
3016 * dwarf2out.c (comdat_symbol_id): Add const.
3017 (union die_symbol_or_type_node): Add const to die_symbol.
3018 (output_die_symbol, output_die, output_comp_unit): Adjust.
3020 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
3022 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
3023 * config/arm/neon.md (negdi2_neon): New insn.
3024 Also add splitters for core and NEON registers.
3026 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
3028 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
3029 (arm_print_operand): Add 'x' format.
3030 * config/arm/constraints.md (Dn): Allow const_int.
3031 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
3032 Use 'x' format to print constants.
3033 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
3034 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
3036 (movdi_vfp_cortexa8): Likewise.
3038 2012-04-30 Ian Bolton <ian.bolton@arm.com>
3039 Sameera Deshpande <sameera.deshpande@arm.com>
3040 Greta Yorsh <greta.yorsh@arm.com>
3042 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
3043 * config/arm/arm.c (ldm_stm_operation_p): New function.
3044 * config/arm/predicates.md (load_multiple_operation): Update predicate.
3045 (store_multiple_operation): Likewise.
3047 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
3048 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
3049 * config/arm/predicates.md (load_multiple_operation): Add arguments.
3050 (store_multiple_operation): Likewise.
3052 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3054 * config/i386/i386.md (and<mode>3): Expand masking operations with
3055 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
3056 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
3058 2012-04-30 Dodji Seketeli <dodji@redhat.com>
3060 Add -Wvarargs option
3061 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
3062 argument for the various warning_at calls.
3063 * docs/invoke.texi: Update the documentation.
3065 2012-04-30 Dodji Seketeli <dodji@redhat.com>
3067 Switch -ftrack-macro-expansion=2 on by default.
3068 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
3071 Fix va_start related location
3072 * builtins.c (fold_builtin_next_arg): Unwinds to the first
3073 location in real source code.
3075 Make conversion warnings work on NULL with -ftrack-macro-expansion
3076 * input.h (expansion_point_location_if_in_system_header): Declare
3078 * input.c (expansion_point_location_if_in_system_header): Define it.
3080 Fix -Wuninitialized for -ftrack-macro-expansion
3081 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
3082 declaration. Use linemap_location_before_p for source locations.
3084 Strip "<built-in>" loc from displayed expansion context
3085 * input.c (expand_location_1): When expanding to spelling location
3086 in a context of a macro expansion, skip reserved system header
3087 locations. Update comments. * tree-diagnostic.c
3088 (maybe_unwind_expanded_macro_loc): Likewise.
3090 Make expand_location resolve to locus in main source file
3091 * input.c (expand_location_1): New. Takes a parameter to choose
3092 whether to resolve the location to spelling or expansion point.
3093 Was factorized from ...
3094 (expand_location): ... here.
3095 (expand_location_to_spelling_point): New. Implemented in terms of
3097 * diagnostic.c (diagnostic_build_prefix): Use the new
3098 expand_location_to_spelling_point instead of expand_location.
3100 Fix PCH crash on GTYed pointer-to-scalar field of a struct
3101 * gengtype.c (write_types_process_field): Force second argument of
3102 the call to the PCH object hierarchy walker to be 'x'.
3104 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
3106 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
3107 predicate to discriminate types.
3109 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
3111 * doc/invoke.texi (Wmissing-format-attribute): Document as an
3112 alias of Wsuggest-attribute=format.
3113 * c-typeck.c (convert_for_assignment): Replace
3114 Wmissing-format-attribute with Wsuggest-attribute=format.
3115 (digest_init): Likewise.
3117 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
3119 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
3120 * common.opt (Wmissing-noreturn): Alias of
3121 -Wsuggest-attribute=noreturn.
3123 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
3126 * config/cris/cris.md (andqu): New peephole2.
3127 (andu): Tweak head comment.
3129 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3130 Steven Bosscher <steven@gcc.gnu.org>
3131 Maxim Kuvyrkov <maxim@codesourcery.com>
3133 PR tree-optimization/38785
3134 * common.opt (ftree-partial-pre): New option.
3135 * doc/invoke.texi: Document it.
3136 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
3137 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
3139 (execute_pre): Use flag_tree_partial_pre.
3141 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3144 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3147 2012-04-27 Ollie Wild <aaw@google.com>
3149 * doc/invoke.texi (Wliteral-suffix): Document new option.
3151 2012-04-27 Tom Tromey <tromey@redhat.com>
3153 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
3154 (dwarf_tag_name): Use get_DW_TAG_name.
3155 (dwarf_attr_name): Use get_DW_AT_name.
3156 (dwarf_form_name): Use get_DW_FORM_name.
3157 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
3159 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3161 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
3162 arguments are -1 and 0, by negating the result of the conditional.
3164 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3167 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
3169 2012-04-27 Richard Guenther <rguenther@suse.de>
3171 * tree-flow.h (is_hidden_global_store): Remove.
3172 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
3173 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
3174 (stmt_may_clobber_global_p): Likewise.
3175 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
3176 (stmt_may_clobber_global_p): Likewise.
3177 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
3178 stmt_may_clobber_global_p.
3179 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
3181 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
3183 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
3186 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
3187 reorganize some fields and update comments. Rename bit_test_uniq
3188 and bit_test_count to uniq resp. count. Remove bit_test_bb.
3189 (collect_switch_conv_info): New function, collects info about a
3190 GIMPLE_SWITCH into a struct switch_conv_info.
3191 (check_range): Simplify to use pre-recorded info. Fix think-o in
3192 range-branch ratio check.
3193 (check_process_case): Remove function.
3194 (check_all_empty_except_final): New function, verifies that all
3195 non-final basic blocks are empty.
3196 (process_switch): Simplify to use pre-recorded info. Call
3197 collect_switch_conv_info to do that. Assert that degenerate switch
3198 statements have been cleaned up.
3200 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
3203 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
3205 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
3208 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
3210 2012-04-27 Tom de Vries <tom@codesourcery.com>
3212 PR tree-optimization/51879
3213 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
3214 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
3216 (defs_to_varying): ... here. Don't set use_processed.
3217 (visit_reference_op_call): Handle gimple_vdef.
3218 Handle case that lhs is NULL_TREE.
3219 (visit_use): Use mark_use_processed. Handle calls with side-effect
3220 using visit_reference_op_call.
3222 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
3224 * sched-deps.c (fixup_sched_groups): Rename to...
3225 (chain_to_prev_insn): ...this.
3226 (chain_to_prev_insn_p): New function.
3227 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
3229 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
3231 * sched-int.h (_haifa_insn_data): Move priority_status.
3233 (INSN_MODEL_INDEX): New macro.
3234 * haifa-sched.c (insn_delay): New function.
3235 (sched_regno_pressure_class): Update commentary.
3236 (mark_regno_birth_or_death): Pass the liveness bitmap and
3237 pressure array as arguments, instead of using curr_reg_live and
3238 curr_reg_pressure. Only update the pressure if the bit in the
3239 liveness set has changed.
3240 (initiate_reg_pressure_info): Always trust the live-in set for
3241 SCHED_PRESSURE_MODEL.
3242 (initiate_bb_reg_pressure_info): Update call to
3243 mark_regno_birth_or_death.
3244 (dep_list_size): Take the list as argument.
3245 (calculate_reg_deaths): New function, extracted from...
3246 (setup_insn_reg_pressure_info): ...here.
3247 (MODEL_BAR): New macro.
3248 (model_pressure_data, model_insn_info, model_pressure_limit)
3249 (model_pressure_group): New structures.
3250 (model_schedule, model_worklist, model_insns, model_num_insns)
3251 (model_curr_point, model_before_pressure, model_next_priority):
3253 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
3254 (MODEL_INSN_INFO, MODEL_INSN): New macros.
3255 (model_index, model_update_limit_points_in_group): New functions.
3256 (model_update_limit_points, model_last_use_except): Likewise.
3257 (model_start_update_pressure, model_update_pressure): Likewise.
3258 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
3259 (model_excess_cost, model_dump_pressure_points): Likewise.
3260 (model_set_excess_costs): Likewise.
3261 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
3262 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
3263 schedule as an alternative tie-breaker. Update the call to
3265 (ready_sort): Call model_set_excess_costs.
3266 (update_register_pressure): Update call to mark_regno_birth_or_death.
3267 Rely on that function to check liveness rather than doing it here.
3268 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
3269 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
3270 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
3271 (model_record_pressure, model_record_pressures): New functions.
3272 (model_record_final_pressures, model_add_successors_to_worklist)
3273 (model_promote_predecessors, model_choose_insn): Likewise.
3274 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
3275 (model_start_schedule, model_finalize_pressure_group): Likewise.
3276 (model_end_schedule): Likewise.
3277 (schedule_insn): Say when we're scheduling the next instruction
3278 in the model schedule.
3279 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
3280 (queue_to_ready): Do not add instructions that are
3281 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
3282 Always allow the next instruction in the model schedule to be added.
3283 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
3284 and delay for SCHED_PRESSURE_MODEL too.
3285 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
3286 SCHED_PRIORITY_MODEL, but also take the DFA into account.
3287 (schedule_block): Call model_start_schedule and model_end_schedule.
3288 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
3289 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
3290 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
3292 (sched_finish): Update accordingly.
3293 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
3294 to SCHED_PRESSURE_MODEL.
3295 (add_jump_dependencies): Update call to dep_list_size.
3296 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
3297 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
3298 to SCHED_PRESSURE_MODEL.
3299 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
3300 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
3301 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
3302 handling to SCHED_PRESSURE_MODEL.
3304 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
3306 * common.opt (fsched-pressure-algorithm=): New option.
3307 * flag-types.h (sched_pressure_algorithm): New enum.
3308 * sched-int.h (sched_pressure_p): Replace with...
3309 (sched_pressure): ...this new variable.
3310 * haifa-sched.c (sched_pressure_p): Replace with...
3311 (sched_pressure): ...this new variable.
3312 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
3313 (update_reg_and_insn_max_reg_pressure, schedule_insn)
3314 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
3315 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
3316 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
3317 (sched_analyze_insn): Likewise.
3318 * sched-rgn.c (schedule_region): Likewise.
3319 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
3321 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
3323 * PR middle-end/52997
3324 * ira.c (find_moveable_pseudos): Call resize_reg_info.
3327 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
3328 * expr.c (convert_move): Honor unsignedp when extending partial int
3330 * genmodes.c (complete_mode): Don't clear component field of partial
3332 (emit_mode_inner): Don't emit it however.
3333 (calc_wider_mode): Partial int modes widen to their component.
3335 2012-04-26 David S. Miller <davem@davemloft.net>
3337 * config/sparc/niagara4.md: New file.
3338 * config/sparc/sparc.md: Include it.
3339 * config/sparc/sparc.c (niagara4_costs): New processor costs.
3340 (sparc_option_override): Use it.
3341 (sparc_use_sched_lookahead): Return 2 for niagara4.
3342 (sparc_issue_rate): Likewise.
3344 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
3345 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
3346 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
3347 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
3348 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
3349 alignaddrldi_vis): Set type to gsr.
3350 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
3351 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
3352 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
3353 v<vis3_shift_patname><mode>3, fmean16_vis,
3354 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
3355 fucmp<code>8<P:mode>_vis): Set type to fga.
3356 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
3357 * config/sparc/niagara.md: Likewise.
3358 * config/sparc/niagara2.md: Likewise.
3359 * config/sparc/ultra3.md: Likewise, and fix type matching for
3360 us3_ialuX reservation.
3362 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3364 * reload.c (find_reloads): Change the loop nesting when trying an
3365 alternative with swapped operands.
3367 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3369 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
3370 comment. Delete unused parameter first_exp_point_map.
3371 (virt_loc_aware_diagnostic_finalizer): Update call.
3373 2012-04-26 Michael Hope <michael.hope@linaro.org>
3374 Richard Earnshaw <rearnsha@arm.com>
3376 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
3377 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
3378 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
3379 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
3381 2012-04-25 Sriraman Tallam <tmsriram@google.com>
3383 * doc/extend.texi: Document avx2 support.
3384 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
3386 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
3389 * config/cris/cris.md ("*andhi_lowpart_v32")
3390 ("*andqi_lowpart_v32"): Change first input-only operand from
3391 a (match_operand ...) to (match_dup 0). Drop alternatives with
3392 const_int-matching constraints for redundancy.
3393 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
3394 three-operand alternative.
3396 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3399 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
3400 instead expand it as zero extension.
3402 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
3405 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
3407 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3409 * common.opt (flag_debug_types_section): Default to 0.
3410 (dwarf_version): Default to 4.
3411 (dwarf_record_gcc_switches): Default to 1.
3412 (dwarf_strict): Default to 0.
3413 * toplev.c (process_options): Don't handle dwarf_strict
3414 or dwarf_version here.
3415 * config/vxworks.c (vxworks_override_options): Don't
3416 test whether dwarf_strict or dwarf_version are negative,
3417 instead test !global_options_set.x_dwarf_*.
3418 * config/darwin.c (darwin_override_options): Default to
3420 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
3421 and -fno-debug-types-section are now the default.
3423 2012-04-25 Jan Hubicka <jh@suse.cz>
3425 * cgraphunit.c: Update toplevel comment.
3426 (tree_rest_of_compilation): Merge into cgraph_expand_function.
3427 (cgraph_analyze_function): Make static.
3428 (cgraph_decide_is_function_needed): Make static.
3429 (cgraph_add_new_function): Use expand_function instead of
3430 rest_of_compilation.
3431 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
3432 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
3434 (cgraph_inline_p): Remove.
3435 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
3436 (init_cgraph): Add comment.
3437 * cgraphbuild.c (record_reference, mark_address, mark_load,
3438 mark_store): Do not call analyze_expr hook.
3439 * cgraph.c: Update toplevel comment.
3440 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
3441 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
3442 Move fere from cgraphunit.c
3443 (cgraph_mark_force_output_node): Move to cgraph.h
3444 * cgraph.h: Reorder so the comments match the function placement.
3445 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
3446 (cgraph_mark_force_output_node): Move here from cgraph.c
3447 * tree.c (free_lang_data): Do not clear analyze_expr hook.
3448 * ipa-inline-transform.c (preserve_function_body_p): New function.
3449 (inline_transform): Update.
3450 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
3451 * langhooks.h (lang_hooks_for_callgraph): Remove.
3452 (lang_hooks): Remove callgraph.
3453 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
3454 * varpool.c: Remove out of date comment.
3455 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
3456 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
3458 2012-04-25 Jan Hubicka <jh@suse.cz>
3461 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
3462 forward declaration.
3463 (cgraph_finalize_function): Finalize them here.
3464 * symtab.c (dump_symtab): Dump ctors and dtors.
3466 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3469 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3470 larger than maxbits. Don't compute maxbits modulo align.
3471 Also check that unit bytes long store at bitpos / unit * unit
3472 doesn't affect bits beyond bitregion_end.
3473 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3474 would not fit into bitregion_start ... bitregion_end + 1 bit region.
3475 (store_split_bit_field): Decrease unit close to end of bitregion_end
3476 if access is restricted in order to avoid mutual recursion.
3478 PR tree-optimization/53058
3479 * double-int.h (double_int_max_value, double_int_min_value): New
3481 * double-int.c (double_int_max_value, double_int_min_value): New
3483 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
3484 or GT_EXPR with double_int_max_value instead of double_int_mask.
3486 2012-04-25 Richard Guenther <rguenther@suse.de>
3488 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
3489 * tree-vect-loop.c (vect_transform_loop): Adjust.
3490 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
3491 the maximum number of iterations for the epilogue loop.
3492 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
3494 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3497 * c-typeck.c (set_nonincremental_init,
3498 set_nonincremental_init_from_string): Pass true instead of false
3499 as IMPLICIT to add_pending_init.
3501 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
3503 * c-typeck.c (pop_init_level): Improve diagnostics.
3505 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
3507 * compare-elim.c (try_eliminate_compare): Also handle operands with
3508 implicit extensions.
3510 2012-04-25 Alan Modra <amodra@gmail.com>
3512 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
3513 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
3514 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
3515 (no_global_regs_above): Delete.
3516 (no_global_regs): New function.
3517 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
3518 value for load multiple test.
3519 (savres_routine_syms): Increase size.
3520 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
3521 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
3522 rather than a number of boolean flags. Update all callers.
3523 (rs6000_savres_routine_name): Generate vector save/restore names.
3524 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
3525 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
3526 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
3527 and using_store_multiple. Expand uses. Don't always use r11 as
3528 frame reg when needed for out-of-line saves. Set up initial offset
3529 for out-of-line vector saves when buying stack frame. Handle pointer
3530 reg setup for out-of-line fp save. Emit call to out-of-line vector
3531 save function. Choose r11 or r12 for vrsave reg when available for
3533 (rs6000_output_function_prologue): Don't emit .extern for ELF.
3534 (rs6000_emit_epilogue): Choose a better frame reg when restoring
3535 from back-chain to suit out-of-line vector restore functions. Emit
3536 call to out-of-line vector restore function. Adjust register used
3537 for cr restore. Tweak pointer register setup for gpr restore.
3538 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
3540 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
3541 (V_SAVE_INLINE): Define.
3542 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
3544 2012-04-25 Alan Modra <amodra@gmail.com>
3546 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
3547 out-of-line save/restore for large frames. Don't disable
3548 out-of-line saves on ABI_AIX when using static chain reg.
3549 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
3550 clobber static chain reg, and tweak for out-of-line gpr saves
3553 2012-04-25 Alan Modra <amodra@gmail.com>
3555 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
3556 (rs6000_emit_prologue): Use the above to catch register overlap.
3558 2012-04-25 Alan Modra <amodra@gmail.com>
3560 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
3561 decl. Move logic selecting update reg to callers. Update all callers.
3562 (rs6000_emit_allocate_stack): Add copy_off param.
3563 (emit_frame_save): Don't handle reg+reg addressing.
3564 (ptr_regno_for_savres): New function, extracted from..
3565 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
3566 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
3567 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
3568 frame offset adjustment for out-of-line save with copy from sp.
3569 Simplify condition controlling whether cr is saved early or
3570 late. Use ptr_regno_for_savres to verify correct reg is set
3571 up for out-of-line saves. Pass the actual pointer reg used to
3572 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
3573 function. Rearrange spe vars so code is similar to that
3574 elsewhere in this function. Don't update frame_off when spe
3575 save code will restore r11. Use emit_frame_save for spe and
3576 gpr saves. Consolidate darwin out-of-line gpr setup with that
3577 for other abis. Don't assume frame_offset is zero and frame
3578 reg is sp when setting up altivec reg saves, and calculate
3579 exact offset requirement.
3580 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
3581 spe restore code. Consolidate darwin out-of-line gpr setup
3582 with that for other abis.
3584 2012-04-25 Alan Modra <amodra@gmail.com>
3586 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
3587 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
3589 (emit_frame_save): Delete frame_ptr param. Rename total_size to
3591 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
3592 and emit_frame_save calls. Cope with possibly missing note.
3594 2012-04-24 Sriraman Tallam <tmsriram@google.com>
3596 * config/i386/i386.c (build_processor_model_struct): New function.
3597 (make_var_decl): New function.
3598 (fold_builtin_cpu): New function.
3599 (ix86_fold_builtin): New function.
3600 (make_cpu_type_builtin): New function.
3601 (ix86_init_platform_type_builtins): New function.
3602 (ix86_expand_builtin): Expand new builtins by folding them.
3603 (ix86_init_builtins): Make new builtins to detect CPU type.
3604 (TARGET_FOLD_BUILTIN): New macro.
3605 (IX86_BUILTIN_CPU_INIT): New enum value.
3606 (IX86_BUILTIN_CPU_IS): New enum value.
3607 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
3608 * config/i386/i386-builtin-types.def: New function type.
3609 * testsuite/gcc.target/builtin_target.c: New testcase.
3610 * doc/extend.texi: Document builtins.
3612 2012-04-24 Olivier Hainque <hainque@adacore.com>
3614 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
3615 * toplev.c (process_options): Default to dwarf_version 2.
3616 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
3617 and dwarf_version 2.
3619 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3621 * tree-pretty-print.h (default_tree_printer): Do not declare.
3622 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
3624 (default_tree_diagnostic_starter): Make static.
3625 (default_tree_printer): Move to here. Make static.
3626 (tree_diagnostics_defaults): New.
3627 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
3628 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
3629 * toplev.c: Do not include tree-pass.h.
3630 (default_tree_printer): Move from here.
3631 (general_init): Use tree_diagnostics_defaults.
3633 2012-04-24 Chao-ying Fu <fu@mips.com>
3635 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
3636 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
3637 * config/mips/gnu-user.h
3638 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
3639 (GNU_USER_TARGET_LINK_SPEC): New define.
3640 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
3641 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
3642 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
3643 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
3644 GNU_USER_TARGET_ENDFILE_SPEC.
3645 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
3646 (GNU_USER_TARGET_LINK_SPEC): New define.
3647 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
3648 * config/mips/linux-common.h: New file.
3650 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3653 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
3654 (altivec_build_resolved_builtin): Call fully_fold_convert.
3656 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
3659 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
3661 2012-04-24 Richard Guenther <rguenther@suse.de>
3663 PR tree-optimization/53085
3664 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
3667 2012-04-24 Richard Guenther <rguenther@suse.de>
3669 * tree-if-conv.c (main_tree_if_conversion): Move bb under
3672 2012-04-24 Jim Meyering <meyering@redhat.com>
3674 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
3675 absence of an define_enum call.
3677 2012-04-24 Richard Guenther <rguenther@suse.de>
3679 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
3680 the epilogue loop is not re-used as unvectorized version
3681 record the its maximum number of iterations.
3683 2012-04-24 Andrew Pinski <apinski@cavium.com>
3685 * tree-ssa-forwprop.c (simplify_bitwise_binary):
3686 Don't directly use def1/def2.
3688 2012-04-24 Richard Guenther <rguenther@suse.de>
3690 PR tree-optimization/53098
3691 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
3694 2012-04-24 Andrew Pinski <apinski@cavium.com>
3697 * tree-ssa-forwprop.c (defcodefor_name): New function.
3698 (simplify_bitwise_binary): Use defcodefor_name instead of manually
3699 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
3700 Simplify "(~X | Y) & X" to "X & Y" and
3701 "(~X & Y) | X" to "X | Y".
3703 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3705 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
3706 validate_change to add clobbers if IN_GROUP is nonzero.
3707 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
3708 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
3710 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
3712 * config/s390/s390.c (insn_invalid_p): Likewise.
3714 2012-04-24 Jakub Jelinek <jakub@redhat.com>
3717 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
3718 (output_addressed_constants): Likewise.
3721 * varasm.c (get_section): Don't ICE for section conflicts with
3722 built-in section kinds.
3724 2012-04-23 DJ Delorie <dj@redhat.com>
3726 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
3727 (LIBSTDCXX): Change to CPP2.
3729 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
3732 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
3735 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
3737 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
3738 (*addsi_2_zext): Ditto.
3739 (*add<mode>_3): Ditto.
3740 (*addsi_3_zext): Ditto.
3741 (*add<mode>_5): Ditto.
3743 2012-04-23 Andrew Pinski <apinski@cavium.com>
3745 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
3746 (C & B) to (A OP0) & B.
3748 2012-04-23 Martin Jambor <mjambor@suse.cz>
3750 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
3751 temporaries created for a bitfield (reverting revision 122014).
3753 2012-04-23 Richard Guenther <rguenther@suse.de>
3755 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
3756 the condition using is_gimple_condexpr and avoid the not necessary
3758 (set_prologue_iterations): Likewise.
3759 (vect_loop_versioning): Likewise.
3761 2012-04-23 Richard Guenther <rguenther@suse.de>
3763 PR tree-optimization/53070
3764 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
3765 (main_tree_if_conversion): Verify we succeeded in that.
3767 2012-04-23 Jan Hubicka <jh@suse.cz>
3769 * lto-symtab.c (lto_cgraph_replace_node): Do not call
3770 mark_reahcable_node.
3771 * cgraph.c (cgraph_remove_node): Do not clear reachable.
3772 (cgraph_mark_reachable_node): Remove.
3773 (cgraph_mark_force_output_node): Do not set reachable.
3774 (dump_cgraph_node): Do not dump reachable.
3775 (cgraph_create_virtual_clone): Do not set reachable.
3776 * cgraph.h (cgraph_node): Remove reachable flag.
3777 (varpool_node): Remove reachable flag.
3778 (cgraph_mark_if_needed): Remove.
3779 (cgraph_mark_reachable_node): Remove.
3780 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
3781 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
3783 (cgraph_add_new_function): Likewise.
3784 (cgraph_mark_if_needed): Remove.
3785 (cgraph_analyze_function): Do not set target as reachable.
3786 (process_function_and_variable_attributes): Do not care about
3788 (cgraph_analyze_functions): Do not set reachable flags.
3789 (cgraph_mark_functions_to_output): Do not check reachability.
3790 (cgraph_copy_node_for_versioning): Do not set reachable flag.
3791 (dbxout_expand_expr): Update.
3792 * c-decl.c (merge_decls): Do not track changed externs.
3793 * ipa.c: Include pointer-set.h
3794 (enqueue_cgraph_node): Use reachable pointer set.
3795 (process_references): Likewise.
3796 (cgraph_remove_unreachable_nodes): Likewise.
3797 (whole_program_function_and_variable_visibility): Do not recompute
3799 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
3801 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
3803 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
3805 2012-04-23 Richard Guenther <rguenther@suse.de>
3808 * c-typeck.c (build_binary_op): Fix typo.
3810 2012-04-23 Jakub Jelinek <jakub@redhat.com>
3812 PR tree-optimizations/52891
3813 * tree-vect-patterns.c (adjust_bool_pattern): Use
3814 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
3815 but with non-standard precision.
3817 2012-04-22 Jan Hubicka <jh@suse.cz>
3819 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
3822 2012-04-22 Jan Hubicka <jh@suse.cz>
3824 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
3825 * cgraphbuild.c (record_reference, record_type_list, mark_address,
3826 mark_load, mark_store): Do not mark varpool nodes as needed.
3827 * cgraph.c (cgraph_new_nodes): Remove.
3828 (cgraph_create_function_alias): Do not mark nodes as reachable.
3829 (cgraph_add_thunk): Likewise.
3830 (cgraph_mark_reachable_node): Do not manage the queue.
3831 * cgraph.h (cgraph_node): Remove next_needed.
3832 (varpool_nodes_queue): Remove next_needed and prev_needed.
3833 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
3834 (cgraph_new_nodes): Declare.
3835 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
3836 (varpool_analyze_pending_decls): Remove.
3837 (varpool_analyze_node): New.
3838 (varpool_mark_needed_node): Remove.
3839 (varpool_first_variable, varpool_next_variable): New inlines.
3840 (varpool_first_static_initializer, varpool_next_static_initializer):
3842 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
3843 (varpool_first_defined_variable): New inline.
3844 (varpool_next_defined_variable): New inline
3845 (FOR_EACH_VARIABLE): Reimplement.
3846 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
3847 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
3849 * cgraphunit.c (cgraph_new_nodes): Declare here.
3850 (enqueue_node): New function.
3851 (cgraph_process_new_functions): update for new
3852 node set; when constructing cgraph enqueue node for processing.
3853 (cgraph_add_new_function): Use new node set.
3854 (process_function_and_variable_attributes): Do not set varpool needed
3856 (referred_to_p): New function.
3857 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
3858 when varpool is in construction.
3859 (cgraph_analyze_functions): Rewrite.
3860 (cgraph_expand_all_functions): Update.
3861 (cgraph_output_in_order): Do not analyze pending decls; do not set
3863 (cgraph_optimize): Do not analyze pending decls.
3864 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
3865 in other partition; do not mark node as needed.
3866 * dwarf2out.c (reference_to_unused): Use analyzed flag.
3867 (premark_types_used_by_global_vars_helper): Likewise.
3868 * ipa.c (process_references): Do not call varpool_mark_needed_node.
3869 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
3871 (function_and_variable_visibility): Do not mark node as needed.
3872 (whole_program_function_and_variable_visibility): Likewise.
3873 * Makefile.in (gt-varpool.h): No longer needed.
3874 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
3875 (ipa_write_summaries): Do not use needed flag.
3876 * varpool.c: Do not include gt-varpool.h
3877 (x_varpool_nodes_queue, x_varpool_last_needed_node,
3878 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
3879 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
3881 (varpool_remove_node): Do not update the lists.
3882 (dump_varpool_node): Do not dump needed flag.
3883 (varpool_enqueue_needed_node): Remove.
3884 (varpool_mark_needed_node): Remove.
3885 (varpool_reset_queue): Remove.
3886 (varpool_finalize_decl): Move to cgraphunit.c
3887 (varpool_analyze_node): New functions based on former
3888 varpool_analyze_pending_decls.
3889 (varpool_analyze_pending_decls): Remove.
3890 (varpool_assemble_decl): Do not update the lists.
3891 (enqueue_node): New function.
3892 (varpool_remove_unreferenced_decls): Rewrite.
3893 (varpool_empty_needed_queue): Remove.
3894 (add_new_static_var): Do not mark node as needed.
3895 (varpool_create_variable_alias): Handle expansion state
3897 * except.c (output_ttype): Do not mark node as needed.
3898 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
3899 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
3901 * tree-switch-conversion.c (build_one_array): Likewise.
3903 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3906 * doc/invoke.texi (pedantic): Rename to Wpedantic.
3907 * common.opt (Wpedantic): New.
3908 (pedantic): Alias Wpedantic.
3909 * diagnostic.c (warning_at): Likewise.
3910 * c-decl.c (diagnose_mismatched_decls): Likewise.
3911 (build_array_declarator): Likewise.
3912 (mark_forward_parm_decls):
3913 (check_bitfield_type_and_width): Likewise.
3914 (grokdeclarator): Likewise.
3915 (grokfield): Likewise.
3916 (finish_struct): Likewise.
3917 (build_enumerator): Likewise.
3918 (store_parm_decls_oldstyle): Likewise.
3919 (declspecs_add_qual): Likewise.
3920 (declspecs_add_type): Likewise.
3921 (finish_declspecs): Likewise.
3922 * c-typeck.c (composite_type): Likewise.
3923 (comp_target_types): Likewise.
3924 (build_array_ref): Likewise.
3925 (pointer_diff): Likewise.
3926 (build_unary_op): Likewise.
3927 (build_conditional_expr): Likewise.
3928 (build_c_cast): Likewise.
3929 (convert_for_assignment): Likewise.
3930 (maybe_warn_string_init): Likewise.
3931 (digest_init): Likewise.
3932 (pop_init_level): Likewise.
3933 (set_init_index): Likewise.
3934 (c_finish_goto_label): Likewise.
3935 (c_finish_return): Likewise.
3936 (do_case): Likewise.
3937 (build_binary_op): Likewise.
3938 * c-parser.c (static): Likewise.
3939 (c_parser_external_declaration): Likewise.
3940 (c_parser_declaration_or_fndef): Likewise.
3941 (c_parser_static_assert_declaration_no_se): Likewise.
3942 (c_parser_enum_specifier): Likewise.
3943 (c_parser_struct_or_union_specifier): Likewise.
3944 (c_parser_struct_declaration): Likewise.
3945 (c_parser_alignas_specifier): Likewise.
3946 (c_parser_braced_init): Likewise.
3947 (c_parser_initelt): Likewise.
3948 (c_parser_compound_statement_nostart): Likewise.
3949 (c_parser_conditional_expression): Likewise.
3950 (c_parser_alignof_expression): Likewise.
3951 (c_parser_postfix_expression): Likewise.
3952 (c_parser_postfix_expression_after_paren_): Likewise.
3953 (c_parser_objc_class_instance_variables): Likewise.
3954 (c_parser_objc_method_definition): Likewise.
3955 (c_parser_objc_methodprotolist): Likewise.
3957 2012-04-22 Ian Lance Taylor <iant@google.com>
3959 * godump.c (go_output_typedef): Dump size of structs.
3961 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
3963 Correcting transform_to_exit_first_loop + fix to PR46886
3964 * tree-parloops.c (transform_to_exit_first_loop): Remove
3965 setting of number of iterations according to the loop pattern.
3966 Duplicate from entry to exit->src instead of loop->latch.
3967 (pallelize_loops): Remove the condition preventing do-while loops.
3968 * tree-cfg.c (bool bb_in_region_p): New.
3969 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
3970 Adjust redirection of the duplicated iteration.
3972 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
3975 * rtl.def (ADDRESS): Use "i" rather than "w".
3976 * rtl.h (find_base_term): Delete.
3977 (may_be_sp_based_p): Declare.
3978 * rtl.c (rtx_code_size): Remove ADDRESS special case.
3979 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
3980 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
3982 (find_base_term): Make static.
3983 (may_be_sp_based_p): New function.
3984 * dse.c (record_store): Use it.
3985 * store-motion.c (store_killed_in_insn): Likewise.
3987 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
3989 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
3991 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
3994 * c-typeck.c (inform_declaration): New.
3995 (build_function_call_vec): Do not pretty-print
3996 expressions when caret is enabled.
3997 (convert_arguments): Use inform_declaration.
3999 2012-04-20 Jim Meyering <meyering@redhat.com>
4001 * genmodes.c (make_complex_modes): Don't truncate a mode name of
4002 length 7 or more when prepending a "C". Suggested by Richard Guenther.
4004 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4006 PR rtl-optimization/44214
4007 * fold-const.c (exact_inverse): New function.
4008 (fold_binary_loc): Fold vector and complex division by constant into
4009 multiply by recripocal with flag_reciprocal_math; fold vector division
4010 by constant into multiply by reciprocal with exact inverse.
4012 2012-04-20 Jan Hubicka <jh@suse.cz>
4014 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
4016 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
4017 (cgraph_remove_node): Update.
4018 (cgraph_mark_needed_node): Remove.
4019 (cgraph_mark_force_output_node): New.
4020 (dump_cgraph_node): Do not dump needed flag.
4021 (cgraph_node_cannot_be_local_p_1): Update.
4022 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
4023 * cgraph.h (symtab_node_base): Add force_output flag.
4024 (cgraph_node): Remove needed flag.
4025 (varpool_node): Remove force_output flag.
4026 (cgraph_mark_needed_node): Remove.
4027 (cgraph_mark_force_output_node): New.
4028 (cgraph_only_called_directly_or_aliased_p,
4029 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
4030 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
4031 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
4032 (cgraph_add_new_function): Update.
4033 (cgraph_mark_if_needed): Update.
4034 (verify_cgraph_node): Update.
4035 (cgraph_analyze_function): Alias target is reachable.
4036 (process_function_and_variable_attributes): Update: externally_visible
4037 flag makes function reachable.
4038 (cgraph_analyze_functions): Update dumping.
4039 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
4040 input_overwrite_node, input_varpool_node): Update streaming.
4041 * lto-streamer-out.c (produce_symtab): Use force_output.
4042 * ipa.c (process_references): Weakrefs must be processed.
4043 (cgraph_remove_unreachable_nodes): Likewise; update for new
4045 (varpool_externally_visible_p): Weakrefs are externally visible
4046 even if they are not.
4047 (function_and_variable_visibility): Update; when processing alias
4048 pair force the targets to be output.
4049 (whole_program_function_and_variable_visility): Use
4050 mark_reachable_node.
4051 * trans-mem.c (ipa_tm_mark_needed_node): Remove
4052 (ipa_tm_mark_force_output_node): New function.
4053 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
4054 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
4056 * varasm.c (mark_decl_referenced): Update.
4057 (find_decl_and_mark_needed): Remove.
4058 (find_decl): New function.
4059 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
4060 alias targets as needed.
4061 (dump_tm_clone_pairs): Update.
4062 * tree-inline.c (copy_bb): Update check.
4063 * symtab.c (dump_symtab_base): Dump force_output.
4064 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
4065 * passes.c (execute_todo): Fix dumping.
4066 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
4067 (varpool_analyze_pending_decls): Alias target is reachable.
4068 (varpool_create_variable_alias): Finalize weakrefs.
4070 2012-04-20 Jakub Jelinek <jakub@redhat.com>
4073 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
4074 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
4075 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
4076 macros instead of constants.
4077 * dse.c (record_store): Check for SP ADDRESS by comparing
4078 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
4079 XEXP to be stack_pointer_rtx.
4081 2012-04-20 Richard Guenther <rguenther@suse.de>
4083 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
4084 update_call_from_tree when propagating into a call.
4086 2012-04-20 Alan Modra <amodra@gmail.com>
4088 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
4089 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
4090 sp_offset to frame_off. Move world save code earlier.
4092 2012-04-20 Richard Guenther <rguenther@suse.de>
4094 PR tree-optimization/53050
4095 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
4096 Do only one transform on COND_EXPRs at the same time.
4098 2012-04-19 Jan Hubicka <jh@suse.cz>
4100 * symtab.c (dump_symtab_base): Revert accidental checkin.
4102 2012-04-20 Alan Modra <amodra@gmail.com>
4105 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
4106 static chain, set REST_INLINE_FPRS too.
4108 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
4110 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
4113 2012-04-20 Richard Guenther <rguenther@suse.de>
4115 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
4116 loops that can never run more often than the vectorization factor.
4118 2012-04-19 Jan Hubicka <jh@suse.cz>
4120 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
4122 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
4124 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
4126 2012-04-19 Jim Meyering <meyering@redhat.com>
4128 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
4129 We verified above that the string(including trailing NUL) fits in buf,
4132 2012-04-19 Richard Guenther <rguenther@suse.de>
4134 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
4135 for dumping DECL_SECTION_NAME.
4137 2012-04-19 Michael Matz <matz@suse.de>
4140 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
4141 (struct tree_vector): Adjust GTY length.
4142 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
4144 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
4146 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
4147 caller emitted the length calulation already.
4148 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
4149 before handling any of the fields for structs.
4151 2012-04-19 Richard Guenther <rguenther@suse.de>
4153 PR tree-optimization/53031
4154 * tree-vrp.c (adjust_range_with_scev): Revert back to
4155 using max_loop_iterations.
4157 2012-04-19 Michael Matz <matz@suse.de>
4159 * diagnostic.c (emit_diagnostic): Move va_end call after user
4161 (warning, warning_at, pedwarn, permerror): Ditto.
4163 2012-04-19 Richard Guenther <rguenther@suse.de>
4165 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
4168 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
4171 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
4172 the case *(X+const).
4174 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4176 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
4178 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4181 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
4182 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
4184 2012-04-19 Richard Guenther <rguenther@suse.de>
4186 PR rtl-optimization/44688
4187 * loop-iv.c (determine_max_iter): Only return max_iter.
4188 (iv_number_of_iterations): Also use the recorded loop bound
4189 on the maximum number of iterations.
4190 * loop-unroll.c (decide_unroll_runtime_iterations): Use
4191 max_iter to avoid unrolling loops that do not roll.
4192 (decide_unroll_stupid): Likewise.
4194 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
4196 * targhooks.c (default_case_values_threshold): Fix code style nit.
4198 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
4199 case range and type folding from here...
4200 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
4201 type, as documented in tree.def.
4203 2012-04-18 Jan Hubicka <jh@suse.cz>
4205 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
4207 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
4208 cgraph hash and same comdat groups.
4209 (cgraph_optimize): Verify symbol table.
4210 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
4211 (dissolve_same_comdat_group_list): Work on symtab nodes.
4212 (function_and_variable_visibility): Dissolve variable same comdat group
4214 * symtab.c: Include timevar.h
4215 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
4217 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
4219 * tree-switch-conversion.c (info): Remove global pass info.
4220 (check_range, check_process_case, check_final_bb, create_temp_arrays,
4221 free_temp_arrays, gather_default_values, build_constructors,
4222 array_value_type, build_one_array, build_arrays, gen_def_assigns,
4223 fix_phi_nodes, gen_inbound_check): Pass info around from ...
4224 (process_switch): ... here. Unify message format. Return a const
4225 char pointer to the failure reason message.
4226 (do_switchconv): Unify message format. Update process_switch usage.
4228 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
4229 * tree-cfg.c (edge_to_cases): Fix documentation.
4231 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
4233 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
4235 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4237 PR tree-optimization/52976
4238 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
4239 (possibly_move_powi): New function.
4240 (rewrite_expr_tree): Call possibly_move_powi.
4241 (rewrite_expr_tree_parallel): Likewise.
4242 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
4243 call add_to_ops_vec instead.
4245 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4247 PR tree-optimization/52976
4248 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
4249 (decrement_power): Likewise.
4250 (propagate_op_to_single_use): Likewise.
4251 (zero_one_operation): Handle __builtin_pow* calls in linearized
4252 expression trees; factor logic into propagate_op_to_single_use.
4253 (undistribute_ops_list): Allow operands with repeat counts > 1.
4255 2012-04-18 Richard Guenther <rguenther@suse.de>
4257 PR tree-optimization/44688
4258 * cfgloop.h (record_niter_bound): Declare.
4259 * tree-ssa-loop-niter.c (record_niter_bound): Export.
4260 Update the estimation with the upper bound here...
4261 (estimate_numbers_of_iterations_loop): ... instead of here.
4262 Do not forcefully reset a recorded upper bound.
4263 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
4264 Record the maximum number of loop iterations of the prologue loop.
4266 2012-04-18 Jan Hubicka <jh@suse.cz>
4268 * lto-symtab.c (lto_cgraph_replace_node): Update.
4269 * cgraphbuild.c (record_reference, record_type_list,
4270 record_eh_tables, mark_address, mark_load, mark_store): Update.
4271 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
4272 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
4274 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
4275 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
4276 * reload.c: Fix typo in comment.
4277 * rtlanal.c: Likewise.
4278 * tree-emultls.c (gen_emutls_addr): Update.
4279 * ipa-reference.c (analyze_function): Update.
4280 * cgraphunit.c (cgraph_analyze_function,
4281 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
4283 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
4284 (ipa_remove_reference): Likewise.
4285 (ipa_remove_all_refering): Rename to ...
4286 (ipa_remove_all_referring): ... this one; update.
4287 (ipa_dump_references): Update.
4288 (ipa_dump_referring): Update.
4289 (ipa_clone_references): Update.
4290 (ipa_clone_refering): Rename to ...
4291 (ipa_clone_referring): ... this one; update.
4292 (ipa_ref_cannot_lead_to_return): Update.
4293 (ipa_ref_has_aliases_p): Update.
4294 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
4296 (ipa_ref_type): Remove.
4297 (ipa_ref_ptr_u): Remove.
4298 (ipa_ref): Remove referencing, refered, refered_index, refering_type
4299 and refered_type; add referring, referred and referred_index.
4300 (ipa_ref_list): Rename refering to referring.
4301 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
4302 ipa_clone_references, ipa_clone_referring): Update prototypes.
4303 * lto-cgraph.c (referenced_from_other_partition_p): Update.
4304 (lto_output_ref): Update.
4305 (add_references): Update.
4306 (input_varpool_node): Update.
4307 (input_refs): Update.
4308 * ipa-ref-inline.h (ipa_ref_node): Update.
4309 (ipa_ref_varpool_node): Update.
4310 (ipa_ref_referring_node): Update.
4311 (ipa_ref_referring_varpool_node): Update.
4312 (ipa_ref_referring_ref_list): Update.
4313 (ipa_ref_referred_ref_list): Update.
4314 (ipa_ref_list_first_referring): Update.
4315 (ipa_empty_ref_list): Update.
4316 (ipa_ref_list_refering_iterate): Rename to ...
4317 (ipa_ref_list_referring_iterate): ... this one.
4318 * cse.c: Update comment.
4319 * ipa-utils.c (ipa_reverse_postorder): Update.
4320 * tree-ssa-alias.c: Update.
4321 * ipa-inline.c (reset_edge_caches): Update.
4322 (update_caller_keys): Update.
4323 * ipa-inline.h: Update comments.
4324 * jump.c: Update comment.
4325 * alias.c: Likewise.
4326 * ipa.c (process_references): Update.
4327 (cgraph_remove_unreachable_nodes): Likewise.
4328 (ipa_discover_readonly_nonaddressable_var): Likewise.
4329 (cgraph_address_taken_from_non_vtable_p): Likewise.
4330 * trans-mem.c (ipa_tm_execute): Update.
4331 * simplify-rtx.c: Fix comment.
4332 * rtl.c: Fix comment.
4333 * symtab.c (symtab_unregister_node): Update.
4334 * varpool.c (dump_varpool_node): Update.
4335 (varpool_analyze_pending_decls): Update.
4336 (assemble_aliases): Update.
4337 (varpool_for_node_and_aliases): Update.
4339 2012-04-18 Richard Guenther <rguenther@suse.de>
4341 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
4342 use_undefined_p parameter.
4343 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
4344 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
4346 (estimate_numbers_of_iterations): Likewise.
4347 (estimated_loop_iterations): Adjust.
4348 (max_loop_iterations): Likewise.
4349 (scev_probably_wraps_p): Likewise.
4350 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
4351 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
4352 not max_loop_iterations.
4353 (execute_vrp): Remove explicit number of iterations estimation.
4355 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
4357 * config/i386/linux-common.h: New.
4359 * config.gcc: Add i386/linux-common.h before
4360 all i386/linux.h and i386/linux64.h usages.
4362 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
4363 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
4364 * config/i386/gnu-user64.h: Likewise.
4366 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
4367 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
4368 (GNU_USER_TARGET_MATHFILE_SPEC): New.
4369 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
4371 2012-04-18 Jan Hubicka <jh@suse.cz>
4373 * cgraph.c (cgraph_node_name): Remove.
4374 (dump_cgraph_node): Use dump_symtab_base; reformat.
4375 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
4376 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
4378 (cgraph_node_name, varpool_node_name): Remove.
4379 (cgraph_node_asm_name, varpool_node_asm_name,
4380 cgraph_node_name, varpool_node_name): New.
4381 * tree-pass.h (TODO_dump_cgraph): Rename to ...
4382 (TODO_dump_symtab): ... this one.
4383 * ipa-cp (pass_ipa_cp): Update.
4384 * ia-reference.c (generate_summary, read_write_all_from_decl,
4385 propagate, ipa_reference_read_optimization_summary): Update.
4386 * cgraphunit.c (cgraph_analyze_functions): Update.
4387 (cgraph_optimize): Update.
4388 * ipa-ref.c (ipa_dump_references): Update.
4389 (ipa_dump_refering): Update.
4390 * ipa-inline.c (pass_ipa_inline): Update.
4391 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
4392 * ipa.c (pass_ipa_function_visibility,
4393 pass_ipa_whole_program_visibility): Update.
4394 * tree-sra.c (pass_early_ipa_sra): Update.
4395 * symtab.c: Include langhooks.h
4396 (symtab_node_asm_name): New.
4397 (symtab_node_name): New.
4398 (symtab_type_names): New static var.
4399 (dump_symtab_base): New.
4400 (dump_symtab_node, dump_symtab): New.
4401 (debug_symtab_node, debug_symtab): New.
4402 * tree-ssa-structalias.c: Dump symbol table.
4403 * pases.c (execute_todo): Handle TODO_dump_symtab instead
4404 of TODO_dump_cgraph.
4405 * varpoo.c (varpool_node_name): Remove.
4406 (dump_varpool_node): Use dump_symtab_base; reformat.
4408 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
4410 * doc/invoke.texi (Language Independent Options): @item should be
4413 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
4416 * rtl.c (rtx_code_size): Handle ADDRESS.
4418 2012-04-17 Tom de Vries <tom@codesourcery.com>
4420 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
4423 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
4426 * config/i386/sync.md (atomic_<code><mode>): Rename to
4427 atomic_<logic><mode>.
4429 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
4431 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
4432 * alias.c (reg_base_value): Expand and update comment.
4433 (arg_base_value): New variable.
4434 (unique_id): Move up file.
4435 (unique_base_value, unique_base_value_p, known_base_value_p): New.
4436 (find_base_value): Use arg_base_value and known_base_value_p.
4437 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
4438 (find_base_term): Use known_base_value_p.
4439 (base_alias_check): Use unique_base_value_p.
4440 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
4441 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
4443 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
4445 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
4447 2012-04-17 Michael Matz <matz@suse.de>
4449 PR tree-optimization/18437
4450 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
4451 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
4452 (vect_check_strided_load): Declare.
4453 * tree-vect-data-refs.c (vect_check_strided_load): New function.
4454 (vect_analyze_data_refs): Use it to accept strided loads.
4455 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
4457 2012-04-17 Richard Guenther <rguenther@suse.de>
4460 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
4461 loops when redirecting an entry or latch edge.
4463 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
4465 * sel-sched.c (sel_global_init): Revert previous change.
4467 2012-04-17 Richard Guenther <rguenther@suse.de>
4469 * tree-flow.h (array_at_struct_end_p): Move declaration ...
4470 * tree.h (array_at_struct_end_p): ... here.
4471 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
4472 * expr.c (array_at_struct_end_p): ... here. Rewrite.
4474 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
4476 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
4477 COST_TABLE): Remove.
4478 (estimate_case_costs): Remove.
4479 (expand_case): Do not call estimate_case_costs
4480 to set use_cost_table.
4481 (balance_case_nodes): Do not use use_cost_table.
4483 2012-04-16 Jan Hubicka <jh@suse.cz>
4485 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
4486 (hash_node, eq_node): Remove.
4487 (cgraph_create_node): Do not handle hashtable.
4488 (cgraph_get_node): Remove.
4489 (cgraph_insert_node_to_hashtable): Remove.
4490 (hash_node_by_assembler_name): Remove.
4491 (eq_assembler_name): Remove.
4492 (cgraph_node_for_asm): Rewrite.
4493 (cgraph_find_replacement_node): Break out from ...
4494 (cgraph_remove_node): ... here; do not maintain hashtables.
4495 (change_decl_assembler_name): Remove.
4496 (cgraph_clone_node): Do not maintain hashtables.
4497 * cgraph.h (const_symtab_node): New typedef.
4498 (cgraph_insert_node_to_hashtable): Remove.
4499 (symtab_get_node, symtab_node_for_asm,
4500 symtab_insert_node_to_hashtable): Declare.
4501 (cgraph_find_replacement_node): Declare.
4502 (cgraph_get_node, varpool_get_node): Turn into inlines.
4503 (cgraph, varpool): Work sanely on NULL pointers.
4504 (FOR_EACH_SYMBOL): New walker.
4505 * ipa-inline-transform.c (save_inline_function_body): Use
4506 symtab_insert_node_to_hashtable.
4507 * symtab.c: Include ggc.h and diagnostics.h
4508 (symtab_hash, assembler_name_hash): New static vars;
4509 (hash_node, eq_node, hash_node_by_assembler_name,
4510 eq_assembler_name, insert_to_assembler_name_hash,
4511 unlink_from_assembler_name_hash): New.
4512 (symtab_register_node): Update hashtables.
4513 (symtab_insert_node_to_hashtable): New.
4514 (symtab_unregister_node): Update hashtables.
4515 (symtab_get_node): New.
4516 (symtab_node_for_asm): New.
4517 (change_decl_assembler_name): New.
4518 * Makefile.in (symtab.o): Needs GTY.
4519 * varpool.c (varpool_hash): Remove.
4520 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
4521 (varpool_node): Rewrite using varpool_get_node.
4522 (varpool_remove_node): DO not maintain hashtables.
4523 (varpool_node_for_asm): Rewrite.
4525 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
4527 * doc/invoke.texi: Copy-edit to put verbs in the present tense
4528 when describing the current behavior of GCC.
4530 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
4532 * genemit.c (gen_exp): Remove ADDRESS handling.
4533 * genoutput.c (scan_operands): Likewise.
4534 * genpeep.c (match_rtx): Likewise.
4535 * genrecog.c (add_to_sequence): Likewise.
4537 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
4539 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
4541 2012-04-16 Martin Jambor <mjambor@suse.cz>
4543 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
4546 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
4549 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
4550 hints for 'A' operand types.
4552 2012-04-16 Jan Hubicka <jh@suse.cz>
4554 * cgraph.h (symtab_node_base): Add next and previous pointers.
4555 (cgraph_node): Remove next and preivous pointers.
4556 (varpool_node): Likewise; remove next/previous GTY marker;
4557 it is not type safe.
4558 (symtab_node_def): Update GTY marker
4559 (x_cgraph_nodes, cgraph_nodes): Remove.
4560 (symtab_nodes): New function.
4561 (cgraph_order): Rename to ...
4562 (symtab_order): ... this one.
4563 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
4565 (x_varpool_nodes, varpool_nodes): Remove.
4566 (FOR_EACH_STATIC_VARIABLE): Update.
4567 (symtab_function_p, symtab_variable_p): New function.
4568 (FOR_EACH_VARIABLE): Update.
4569 (varpool_first_variable, varpool_next_variable): New functions.
4570 (FOR_EACH_VARIABLE): Update.
4571 (cgraph_first_defined_function): Update.
4572 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
4573 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
4574 (cgraph_first_function, cgraph_next_function): New.
4575 (FOR_EACH_FUNCTION): Update.
4576 (cgraph_first_function_with_gimple_body,
4577 cgraph_next_function_with_gimple_body): Update.
4578 * symtab.c: New file.
4579 * cgraph.c: Update copyright dates.
4580 (x_cgraph_nodes, cgraph_order): Remove.
4581 (NEXT_FREE_NODE): Update.
4582 (SET_NEXT_FREE_NODE): New.
4583 (cgraph_create_node_1): Remove common code.
4584 (cgraph_create_node): Remove common code; call symtab_register_node.
4585 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
4586 (cgraph_add_asm_node): Update.
4587 (cgraph_clone_node): Register new node.
4588 * cgraphunit.c (process_function_and_variable_attributes): Update.
4589 (cgraph_analyze_functions): Update.
4590 (cgraph_analyze_functions): Update.
4591 (cgraph_output_in_order): Update.
4592 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
4594 * ipa-inline.c (recursive_inlining): Update.
4595 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
4596 * ipa.c (cgraph_remove_unreachable_nodes): Update.
4597 * Makefile.in: Add symtab.o
4598 * varpool.c (x_varpool_nodes): Remove
4599 (varpool_node): Remove common code; call symtab_register_node.
4600 (varpool_remove_node): Remove common code; call symtab_unregister_node.
4602 2012-04-16 Richard Guenther <rguenther@suse.de>
4605 * tree.h (VECTOR_CST_NELTS): Adjust.
4606 (struct tree_vector): Add explicit length field.
4607 (make_vector_stat): Declare.
4608 (make_vector): Define.
4609 * tree.c (make_vector_stat): New function.
4610 (build_vector_stat): Use it.
4611 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
4613 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4615 PR tree-optimization/52976
4616 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
4617 (undistribute_ops_list): Ops with repeat counts aren't eligible for
4619 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
4621 2012-04-16 Jan Hubicka <jh@suse.cz>
4623 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
4625 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
4626 walkers to walk cgraph and varpool.
4627 * cgraph.c (cgraph_node_for_asm): Likewise.
4628 (dump_cgraph): Likewise.
4629 * value-prof.c (init_node_map): Likewise.
4630 * tree.c (free_lang_data_in_cgraph): Likewise.
4631 * tree-emutls.c: (ipa_lower_emutls): Likewise.
4632 * ipa-reference.c (generate_summary, propagate): Likewise.
4633 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
4634 cgraph_mark_functions_to_output, cgraph_output_in_order,
4635 output_weakrefs, cgraph_materialize_all_clones,
4636 cgraph_optimize): Likewise.
4637 * lto-cgraph.c (merge_profile_summaries): Likewise.
4638 (input_cgraph): Likewise.
4639 * ipa-pure-const.c (generate_summary): Likewise.
4640 (propagate): Likwise.
4641 * ipa-utils.c (ipa_reduced_postorder): Likewise.
4642 (ipa_free_postorder_info): Likewise.
4643 (ipa_reverse_postorder): Likewise.
4644 * ipa-inline.c (ipa_inline): Likewise.
4645 * matrix-reorg.c (find_matrices_decl): Likewise.
4646 (matrix_reorg): Likewise.
4647 * tree-vectorizer.c (increase_alignment): Likewise.
4648 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
4649 (function_and_variable_visibility): Likewise.
4650 (whole_program_function_and_variable_visibility): Likewise.
4651 (ipa_cdtor_merge): Likewise.
4652 * trans-mem.c (ipa_tm_execute): Likewise.
4653 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
4654 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
4655 (ipa_print_all_params): Likewise.
4656 (ipa_update_after_lto_read): Likewise.
4657 * tree-profie.c (tree_profiling): Likewise.
4658 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
4659 * passes.c (dump_passes): Likewise.
4660 (do_per_function): Likewise.
4661 (ipa_write_summaries): Likewise.
4662 * varpool.c (dump_varpool): Likewise.
4663 (varpool_node_for_asm): Likewise.
4664 (varpool_assemble_pending_decls): Likewise.
4666 2012-04-16 Richard Guenther <rguenther@suse.de>
4668 PR tree-optimization/52975
4669 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
4670 condition but always mark it with TRUTH_NOT_EXPR.
4672 2012-04-16 Richard Guenther <rguenther@suse.de>
4674 PR tree-optimization/52975
4675 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
4676 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
4677 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
4678 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
4680 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
4682 * config/i386/sse.md (ssse3_plusminus): New code iterator.
4683 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
4684 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
4685 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
4686 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
4687 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
4688 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
4690 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
4691 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
4692 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
4693 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
4694 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
4695 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
4697 (xop_plus): New code iterator.
4698 (macs): New code attribute.
4700 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
4701 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
4703 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
4704 xop_plus code iterator.
4705 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
4706 xop_plus code iterator.
4707 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
4708 xop_plus code iterator.
4709 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
4710 xop_plus code iterator.
4712 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
4713 any_extend code iterator.
4714 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
4715 any_extend code iterator.
4716 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
4717 any_extend code iterator.
4718 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
4719 any_extend code iterator.
4720 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
4721 any_extend code iterator.
4722 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
4723 any_extend code iterator.
4725 2012-04-14 Tom de Vries <tom@codesourcery.com>
4727 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
4728 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
4729 DELETED_LABEL note, and move it to ...
4730 * cfgrtl.c (delete_insn): ... here. Change return type to void.
4731 (delete_insn_and_edges): Likewise.
4732 (delete_insn_chain): Handle new return type of delete_insn. Delete
4733 chain backwards rather than forwards.
4734 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
4736 * cfglayout.c (fixup_reorder_chain): Delete unused label.
4738 2012-04-14 Jan Hubicka <jh@suse.cz>
4740 * cgraph.h: Update copyrights;
4741 (symtab_node): Turn to union typedef.
4742 (symtab_node_base): New structure.
4743 (symtab_type): Add SYMTAB_SYMBOL tag.
4744 (cgraph_node): Annotate some pinters with nested_ptr.
4745 (varpool_node): Likewise.
4746 (cgraph_local_info): Remove lto_file_data
4747 and externally_visible.
4748 (cgraph_node): Remove decl; same_comdat_group list;
4749 aux; ref_list; order; address_taken; reachable_from_other_parittion,
4750 in_other_partition; resolution.
4751 (varpool_node): Remove decl; same_comdat_group;
4752 ref_list; lto_file_data; aux; order; resolution; externally_visible;
4753 used_from_other_partition; in_other_partition.
4754 (symtab_node_def): New union.
4755 (cgraph, varpool): Update.
4756 (varpool_first_static_initializer, varpool_next_static_initializer,
4757 cgraph_only_called_directly_or_aliased_p,
4758 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
4759 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
4760 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
4762 * cgraph.c: Likewise.
4763 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
4764 * cgraphbuild.c: Likewise.
4765 * lto-symtab.c: Likewise.
4766 * c-gimplify.c: Likewise.
4767 * value-prof.c: Likewise.
4769 * ipa-cp.c: Likewise.
4770 * tree-emutls.c: Likewise.
4771 * ipa-inline-transform.c: Likwise.
4772 * ipa-reference.c: Likewise.
4773 * cgraphunit.c: Likewise.
4774 * ipa-ref.c: Likewise.
4775 * lto-cgraph.c: Likewise.
4776 * ipa-ref-inline.h: Likewise.
4777 * ipa-pure-const.c: Likewise.
4778 * lto-streamer-out.c: Likewise.
4779 * ipa-utils.c: Likewise.
4780 * ipa-inline.c: Likewise.
4781 * matrix-reorg.c: Likewise.
4782 * tree-eh.c: Likewise.
4783 * tree-vectorizer.c: Likewise.
4784 * ipa-split.c: Likewise.
4786 * trans-mem.c: Likewise.
4787 * ipa-inline-analysis.c: Likewise.
4788 * gimplify.c: Likewise.
4789 * cfgexpand.c: Likewise.
4790 * tree-sra.c: Likewise.
4791 * ipa-prop.c: Likewise.
4792 * varasm.c: Likewise.
4793 * tree-nested.c: Likewise.
4794 * tree-inline.c: Likewise.
4795 * tree-profile.c: Likewise.
4796 * tree-ssa-structalias.c: Likewise.
4797 * passes.c: Likewise.
4798 * varpool.c: Likewise.
4800 2012-04-14 Tom de Vries <tom@codesourcery.com>
4802 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
4803 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
4804 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
4806 (gsi_advance_fw_nondebug_nonlocal): New function.
4807 (local_def): Removed function.
4808 (same_succ_hash): Use stmt_local_def.
4809 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
4810 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
4812 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4814 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
4815 and __ILP32__ for x32.
4817 2012-04-13 Martin Jambor <mjambor@suse.cz>
4820 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
4821 fold_ctor_reference returns a zero constant.
4823 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
4825 * config.gcc: Add i386/gnu-user-common.h before all
4826 i386/gnu-user.h and i386/gnu-user64.h usages.
4828 * config/i386/gnu-user-common.h: New.
4830 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
4831 (CC1_SPEC): Likewise.
4832 (ENDFILE_SPEC): Likewise.
4833 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
4834 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
4835 (TARGET_OS_CPP_BUILTINS): Likewise.
4836 (LIBGCC2_HAS_TF_MODE): Likewise.
4837 (LIBGCC2_TF_CEXT): Likewise.
4838 (TF_SIZE): Likewise.
4839 (TARGET_ASM_FILE_END): Likewise.
4840 (STACK_CHECK_MOVING_SP): Likewise.
4841 (STACK_CHECK_STATIC_BUILTIN): Likewise.
4842 * config/i386/gnu-user64.h: Likewise.
4844 2012-04-13 Martin Jambor <mjambor@suse.cz>
4846 * expr.c (expand_expr_real_1): Pass type, not the expression, to
4847 set_mem_attributes for a memory temporary. Do not call the function
4848 for the memory temporary created for a bitfield.
4850 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
4853 * df.h (enum debug_temp_where): New.
4854 (dead_debug_init, dead_debug_finish) Declare.
4855 (dead_debug_add, dead_debug_insert_temp): Declare.
4856 (struct dead_debug_use, struct dead_debug): Moved from...
4857 * df-problems.c: ... here.
4858 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
4860 (df_create_unused_note): Likewise.
4861 (df_set_dead_notes_for_mw): Move comment where it belongs.
4862 (dead_debug_init): Export.
4863 (dead_debug_reset_uses): New, factored out of...
4864 (dead_debug_finish): ...this. Export.
4865 (dead_debug_reset): Remove.
4866 (dead_debug_add): Export.
4867 (dead_debug_insert_before): Rename to...
4868 (dead_debug_insert_temp): ... this. Add where argument. Export.
4869 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
4870 Return insertion count.
4871 (df_note_bb_compute): Adjust.
4872 * dce.c (word_dce_process_block): Adjust dead debug uses.
4873 (dce_process_block): Likewise.
4875 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
4877 * df-problems.c (df_note_bb_compute): Do not take note of
4878 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
4880 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
4883 * var-tracking.c (expand_depth): New type.
4884 (onepart_aux, expand_loc_callback_data): Change depth type to it.
4885 (loc_exp_dep_alloc): Adjust initializer.
4886 (update_depth): Use new type. Add entryvals.
4887 (vt_expand_var_loc_chain): Take note of expansions with
4888 ENTRY_VALUEs, but don't accept them right away. Run an optional
4889 second pass accepting the minimum ENTRY_VALUE count found in the
4891 (vt_expand_loc_callback, INIT_ELCD): Adjust.
4893 2012-04-13 Tom de Vries <tom@codesourcery.com>
4895 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
4896 parameters vuse and vuse_escaped.
4897 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
4898 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
4901 2012-04-13 Richard Guenther <rguenther@suse.de>
4903 PR tree-optimization/52969
4904 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
4905 the condition for the COND_EXPR and handle predicate negation
4906 by swapping the COND_EXPR arms.
4908 2012-04-13 Nick Clifton <nickc@redhat.com>
4910 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
4911 TODO_dump_func flag.
4913 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
4915 PR rtl-optimization/52203
4916 PR rtl-optimization/52715
4918 Revert the 2012-03-07 fix for PR 52203.
4919 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
4920 the insn does not modify DFA right before issuing, adjust
4921 issue_rate accordingly.
4923 2012-04-13 Richard Guenther <rguenther@suse.de>
4926 * c-typeck.c (pointer_diff): Remove bogus assert.
4928 2012-04-13 Richard Guenther <rguenther@suse.de>
4931 * convert.c (convert_to_pointer): Remove special-casing of zero.
4933 2012-04-13 Joey Ye <joey.ye@arm.com>
4935 * config/arm/constraints.md (Pe): New constraint.
4936 * config/arm/arm.md: New split for imm 256-510.
4938 2012-04-13 Terry Guo <terry.guo@arm.com>
4940 * config/arm/arm-cores.def: Added core cortex-m0plus.
4941 * config/arm/arm-tune.md: Regenerated.
4942 * config/arm/arm-tables.opt: Regenerated.
4943 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
4945 2012-04-13 Alan Modra <amodra@gmail.com>
4948 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
4949 tie regs on destination of sets. Delete forward declaration.
4950 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
4951 (rs6000_emit_prologue): Likewise.
4952 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
4954 (is_mem_ref): Use tie_operand to recognise stack ties.
4955 * config/rs6000/predicates.md (tie_operand): New.
4956 * config/rs6000/rs6000.md (restore_stack_block): Generate new
4958 (restore_stack_nonlocal): Likewise.
4959 (stack_tie): Update.
4960 (frame_tie): Delete.
4962 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4964 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
4965 HOST_WIDE_INT_PRINT_DEC in format strings.
4967 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
4970 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
4971 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
4972 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
4973 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
4974 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
4975 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
4976 avx2_permvarv8si using VI4F_256 mode iterator.
4977 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
4978 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
4979 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
4980 gen_avx2_permvarv8sf.
4981 (expand_vec_perm_pshufb): Ditto.
4983 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4986 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
4987 the list of options to enable the FCFID instruction.
4988 (TARGET_EXTRA_BUILTINS): Adjust comment.
4990 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4992 PR tree-optimization/18589
4993 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
4994 (operand_entry): Add count field.
4995 (add_repeat_to_ops_vec): New function.
4996 (completely_remove_stmt): Likewise.
4997 (remove_def_if_absorbed_call): Likewise.
4998 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
4999 (acceptable_pow_call): New function.
5000 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
5001 entries with repeat counts when found.
5002 (repeat_factor_d): New struct and associated typedefs.
5003 (repeat_factor_vec): New static vector variable.
5004 (compare_repeat_factors): New function.
5005 (get_reassoc_pow_ssa_name): Likewise.
5006 (attempt_builtin_powi): Likewise.
5007 (reassociate_bb): Call attempt_builtin_powi.
5008 (fini_reassoc): Two new calls to statistics_counter_event.
5010 2012-04-12 Richard Guenther <rguenther@suse.de>
5012 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
5013 * cgraph.h (tree_rest_of_compilation): Remove.
5014 * cgraph.c (cgraph_add_new_function): Move ...
5015 * cgraphunit.c (cgraph_add_new_function): ... here.
5016 (tree_rest_of_compilation): Make static.
5017 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
5018 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
5019 gate_all_early_local_passes, execute_all_early_local_passes,
5020 pass_early_local_passes, gate_all_early_optimizations,
5021 pass_all_early_optimizations): Move ...
5022 * passes.c (gate_all_optimizations, pass_all_optimizations,
5023 gate_all_early_local_passes, execute_all_early_local_passes,
5024 pass_early_local_passes, gate_all_early_optimizations,
5025 pass_all_early_optimizations): ... here.
5026 * tree-optimize.c (execute_free_datastructures): Remove.
5027 * tree-flow.h (execute_free_datastructures): Remove.
5028 * tree-optimize.c (execute_init_datastructures,
5029 pass_init_datastructures): Move ...
5030 * tree-ssa.c (execute_init_datastructures,
5031 pass_init_datastructures): ... here.
5032 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
5033 execute_free_datastructures.
5035 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
5037 * dbgcnt.def (ira_move): New counter.
5038 * ira-int.h (ira_create_new_reg): Declare function.
5039 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
5040 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
5041 no longer static. All callers changed.
5042 * ira.c: Include "dbgcnt.h".
5043 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
5044 move_unallocated_pseudos): New static functions.
5045 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
5046 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
5047 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
5048 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
5049 to the pseudos generated in find_moveable_pseudos.
5050 * Makefile.in (ira.o): Add $(DBGCNT_H).
5052 2012-04-12 Richard Guenther <rguenther@suse.de>
5054 PR tree-optimization/52943
5055 * tree-chrec.h (chrec_is_positive): Remove.
5056 * tree-scalar-evolution.c (chrec_is_positive): Move ...
5057 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
5058 Return false for a constant zero instead of negative.
5059 (analyze_siv_subscript_cst_affine): Handle zero difference
5060 in the initial condition explicitely.
5062 2012-04-12 Richard Guenther <rguenther@suse.de>
5064 * tree-parloops.c (parallelize_loops): Also consult the upper
5065 bound for the number of iterations.
5066 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
5067 (loop_prefetch_arrays): Likewise.
5069 2012-04-12 Richard Guenther <rguenther@suse.de>
5071 * cfgloop.h (estimated_loop_iterations_int): Ditch
5072 'conservative' parameter.
5073 (max_stmt_executions_int): Likewise.
5074 (estimated_loop_iterations): Likewise.
5075 (max_stmt_executions): Likewise.
5076 (max_loop_iterations): Declare.
5077 (max_loop_iterations_int): Likewise.
5078 (estimated_stmt_executions): Likewise.
5079 (estimated_stmt_executions_int): Likewise.
5080 * tree-ssa-loop-niter.c (estimated_loop_iterations):
5082 (max_loop_iterations): ... this.
5083 (estimated_loop_iterations_int): Split parts to ...
5084 (max_loop_iterations_int): ... this.
5085 (max_stmt_executions_int): Split parts to ...
5086 (estimated_stmt_executions_int): ... this.
5087 (max_stmt_executions): Split parts to ...
5088 (estimated_stmt_executions): ... this.
5089 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
5090 * predict.c (predict_loops): Likewise.
5091 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
5092 (analyze_siv_subscript_cst_affine): Likewise.
5093 (compute_overlap_steps_for_affine_1_2): Likewise.
5094 (analyze_subscript_affine_affine): Likewise.
5095 (init_omega_for_ddr_1): Likewise.
5096 * tree-parloops.c (parallelize_loops): Likewise.
5097 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5098 (may_eliminate_iv): Likewise.
5099 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
5100 (loop_prefetch_arrays): Likewise.
5101 * tree-vrp.c (adjust_range_with_scev): Likewise.
5103 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
5105 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
5106 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
5108 (dump_table): Use bool type for need_align and have_df variables.
5109 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
5110 (regs_used): Remove register modifier.
5111 (barrier_align): Move variables slot, credit, jump_to_next
5112 into if block above for loop. Use bool type for jump_to_next.
5113 (sh_function_arg): Use NULL_RTX instead of 0.
5115 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
5117 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
5118 (bswapsi2): New expander.
5120 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
5122 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
5123 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
5125 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
5127 PR rtl-optimization/52876
5128 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
5129 Don't call mark_reg_pointer for incompatible pointer sign extension.
5131 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
5134 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
5136 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
5137 comparisons against TYPE_PRECISION.
5138 * tree-ssa-forwprop.c (combine_conversions): Likewise.
5140 2012-04-11 Xinliang David Li <davidxl@google.com>
5142 * tree-passes.h: Remove TODO_dump_func.
5143 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
5144 * trans-mem.c: Remove TODO_dump_func.
5145 * ira.c: Remove TODO_dump_func.
5147 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
5149 * config/i386/i386.c (ix86_option_override_internal): Check
5150 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
5151 after TARGET_64BIT is updated.
5153 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
5155 * config/sh/sh.h: Remove old secondary reload code.
5157 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
5159 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
5160 (ready_reorder): ... this function.
5162 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
5164 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
5167 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
5168 insns so that no other insn is queued for a time before them.
5170 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
5173 2012-04-11 Richard Guenther <rguenther@suse.de>
5176 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
5177 consider loop nesting.
5178 (evolution_function_is_univariate_p): Properly check the remainder
5181 2012-04-11 Richard Guenther <rguenther@suse.de>
5184 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
5186 2012-04-11 Nick Clifton <nickc@redhat.com>
5188 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
5189 information, if requested.
5191 * config/rx/rx.c (rx_expand_prologue): Likewise.
5193 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
5194 Michael Matz <matz@suse.de>
5197 * rtlanal.c (unsigned_reg_p): New function.
5198 Update copyright notice dates.
5199 * rtl.h (unsigned_reg_p): Prototype it.
5200 Update copyright notice dates.
5201 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
5203 * expr.c (expand_expr_real_1): Set register attributes.
5204 * stmt.c (expand_case): Likewise.
5206 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
5209 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
5210 consider_sh2a and allow_zero.
5211 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
5212 (disp_addr_displacement): New function.
5213 (sh_address_cost): Use disp_addr_displacement function instead
5214 of DISP_ADDR_OFFSET.
5215 (sh_legitimate_address_p): Adapt to changed
5216 sh_legitimate_index_p declaration.
5217 (sh_find_mov_disp_adjust): Remove HImode check.
5218 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
5219 disp_addr_displacement and max_mov_insn_displacement.
5220 (max_mov_insn_displacement): Remove HImode check.
5221 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
5222 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
5223 * config/sh/constraints.md (K05, K13): New constraints.
5224 (K12): Correct comment.
5225 (Sdd): Do not use DISP_ADDR_P macro.
5226 (Snd, Sbw): Use satisfies_constraint_Sdd.
5227 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
5228 (*extendhisi2_compact, movhi_i): Remove.
5229 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
5230 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
5231 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
5232 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
5233 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
5234 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
5235 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
5237 Add new peepholes for HImode displacement addressing.
5239 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
5241 * config/sh/sh.h (SIDI_OFF): Remove.
5242 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
5243 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
5246 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
5249 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
5250 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
5251 * doc/md.texi (Standard Names): Add bswap.
5252 * builtin-types.def (BT_UINT16): New primitive type.
5253 (BT_FN_UINT16_UINT16): New function type.
5254 * builtins.def (BUILT_IN_BSWAP16): New.
5255 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
5256 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
5257 expand_builtin_bswap.
5258 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
5259 (fold_builtin_1): Likewise.
5260 (is_inexpensive_builtin): Likewise.
5261 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
5262 missing bits for bswap to libcall code.
5263 * tree.c (build_common_tree_nodes): Build uint16_type_node.
5264 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
5265 (uint16_type_node): New define.
5266 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
5267 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
5269 (rs6000_init_builtins): Likewise.
5270 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
5272 2012-04-11 Tristan Gingold <gingold@adacore.com>
5274 * doc/extend.texi (Type Attributes): Move paragraph.
5276 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
5279 * diagnostic.h (show_caret): Declare.
5280 (caret_max_width): Declare.
5281 (diagnostic_show_locus): Declare.
5282 * diagnostic.c (diagnostic_initialize): Initialize to false.
5283 (diagnostic_show_locus): New.
5284 (diagnostic_report_diagnostic): Call it.
5285 (getenv_columns): New.
5287 (diagnostic_set_caret_max_width): New.
5288 * input.c (read_line): New.
5289 (location_get_source_line): New.
5290 * input.h (location_get_source_line): Declare.
5291 * toplev.c (general_init): Initialize show_caret from options.
5292 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
5293 * opts.c (common_handle_option): Likewise.
5294 * pretty-print.h (pp_get_prefix): New.
5295 (pp_base_get_prefix): New.
5296 * common.opt (fdiagnostics-show-caret): New option.
5297 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
5299 2012-04-11 Richard Guenther <rguenther@suse.de>
5301 PR rtl-optimization/52881
5302 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
5304 2012-04-11 Richard Guenther <rguenther@suse.de>
5306 PR tree-optimization/52912
5307 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
5308 manipulation code we are threading through a loop header
5309 to an exit destination.
5311 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
5313 * tree.h (warn_if_unused_value): Move declaration from here.
5314 * stmt.c (warn_if_unused_value): Move definition from here.
5316 2010-04-10 Michael Matz <matz@suse.de>
5318 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
5320 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
5321 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
5322 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
5323 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
5324 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
5325 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
5326 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
5327 (vect_record_strided_load_vectors): Rename to
5328 vect_record_grouped_load_vectors.
5329 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
5330 Rename use of above macros.
5331 (vect_verify_datarefs_alignment): Ditto.
5332 (vector_alignment_reachable_p): Ditto.
5333 (vect_peeling_hash_get_lowest_cost): Ditto.
5334 (vect_enhance_data_refs_alignment): Ditto.
5335 (vect_analyze_group_access): Ditto and rename stride to groupsize.
5336 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
5337 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
5338 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
5339 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
5340 (vect_record_strided_load_vectors): Rename to
5341 vect_record_grouped_load_vectors.
5342 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
5343 (destroy_loop_vec_info): Ditto.
5344 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
5345 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
5346 (vect_analyze_slp): Ditto.
5347 (new_bb_vec_info): Ditto.
5348 (destroy_bb_vec_info): Ditto.
5349 (vect_schedule_slp_instance): Ditto and rename strided_store to
5351 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
5352 vect_cost_group_size.
5353 (vect_model_store_cost): Rename use of above macros and call
5354 to vect_cost_strided_group_size.
5355 (vect_model_load_cost): Ditto.
5356 (vectorizable_store): Ditto, rename strided_store to grouped_store
5357 and calls to renamed tree-vectorizer.h functions.
5358 (vectorizable_load): Ditto.
5359 (vect_transform_stmt): Rename use of above macros and strided_store
5362 2012-04-10 Jan Hubicka <jh@suse.cz>
5364 * cgraph.h: Remove misledaing comment on ipa-ref.h.
5365 (symtab_type): New enum.
5366 (symtab_node): New structure.
5367 (cgraph_node, varpool_node): Add symbol base type.
5368 (cgraph, varpool): New accestor functions.
5369 * cgraph.c (cgraph_create_node_1): Set symbol type.
5370 * varpool.c (varpool_node): Set symbol type.
5372 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
5373 Richard Sandiford <rdsandiford@googlemail.com>
5375 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
5377 2012-04-10 Richard Guenther <rguenther@suse.de>
5380 * gimple-low.c (gimple_check_call_args): Properly account for
5381 compatible aggregate types.
5383 2012-04-10 Richard Guenther <rguenther@suse.de>
5385 * toplev.h (tree_rest_of_compilation): Remove.
5386 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5387 * cgraph.h (tree_rest_of_compilation): Declare.
5388 * tree-optimize.c (tree_rest_of_compilation): Move ...
5389 * cgraphunit.c (tree_rest_of_compilation): ... here.
5390 * cgraph.c (cgraph_add_new_function): Adjust.
5391 * Makefile.in (tree-optimize.o): Adjust.
5392 (cgraphunit.o): Likewise.
5394 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
5396 PR tree-optimization/52870
5397 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
5398 presumed pattern statement is within the same loop or basic block.
5400 2012-04-10 Tristan Gingold <gingold@adacore.com>
5402 * gengtype.c (main): Make uintptr_t a known type.
5404 2012-04-10 Richard Guenther <rguenther@suse.de>
5406 * tree-pass.h (tree_lowering_passes): Remove.
5407 * tree-optimize.c (tree_lowering_passes): Remove.
5408 * cgraph.c (cgraph_add_new_function): Inline relevant parts
5409 of tree_lowering_passes, avoid redundant call of early local passes.
5410 * cgraphunit.c (cgraph_lower_function): Fold into ...
5411 (cgraph_analyze_function): ... its single caller. Inline
5412 relevant parts of tree_lowering_passes.
5414 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
5417 * config/pa/pa.opt: Remove SIO and GNU_LD.
5419 2012-04-09 Jan Hubicka <jh@suse.cz>
5424 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
5425 boundary, add its target too.
5426 * lto.c (add_references_to_partition): Add also aliased nodes.
5427 (add_cgraph_node_to_partition,
5428 add_varpool_node_to_partition): Work on nodes, not functions/variables;
5429 when adding alias, add also the aliased object.
5431 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
5434 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
5435 VOIDmode immediate operands.
5436 * config/i386/constraints.md (Wz): New constraint.
5437 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
5439 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
5442 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
5443 the DECL generated for the special GOT helper.
5445 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
5447 * config/sh/constraints.md: Update list of constraints in
5449 (Sr0): Remove unused memory constraint.
5451 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
5453 * tree-pretty-print.h: Update comment.
5455 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
5457 * config/sh/sh.md: Use braced string notation where applicable.
5458 (*prefetch_i4, prefetch_m2a): Merge into ...
5459 (*prefetch): ... this new insn.
5461 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
5463 * config/sh/sh.h (high_life_started): Remove
5464 * config/sh/predicates.md (general_movdst_operand): Use
5465 'reload_in_progress' instead of 'high_life_started'.
5466 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
5467 divsi_inv_fp): Likewise.
5469 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
5471 * config/sh/sh-protos.h (prepare_move_operands): Return void
5473 * config/sh/sh.c (prepare_move_operands): Likewise.
5474 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
5476 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
5478 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
5479 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
5480 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
5481 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
5482 commutative_float_operator, noncommutative_float_operator,
5483 sh_handle_pragma): Remove.
5485 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
5487 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
5488 Use @option markup on command-line options. Use @samp markup on
5489 literal keywords to options. Use @code markup on code fragments.
5490 Use other markup in preference to quotation marks in the text.
5491 Add markup to some passages without any.
5493 2012-04-06 Mike Stump <mikestump@comcast.net>
5495 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
5497 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
5499 * config/sh/sh.c (hi_const): Remove.
5500 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
5503 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
5505 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
5507 * config/sh/sh.c (sh_expand_t_scc): Likewise.
5508 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
5509 calling sh_expand_t_scc.
5511 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
5513 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
5514 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
5515 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
5516 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
5517 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
5518 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
5519 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
5520 sh2a_is_function_vector_call): Use bool as return type.
5521 (sh_pass_in_reg_p): Remove.
5522 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
5523 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
5524 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
5525 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
5526 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
5527 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
5528 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
5529 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
5530 sh_loads_bankedreg_p): Use bool as return type.
5531 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
5532 'register' modifier.
5534 2012-04-06 Matt Turner <mattst88@gmail.com>
5536 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
5538 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
5540 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
5541 of the destination isn't also a FP_REGS register.
5543 2012-04-05 Teresa Johnson <tejohnson@google.com>
5544 H.J. Lu <hongjiu.lu@intel.com>
5546 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
5547 * config/i386/i386.md (move immediate to memory peephole2):
5548 Add cases for HImode move when LCP stall avoidance is needed.
5549 * config/i386/i386.c (initial_ix86_tune_features): Initialize
5550 X86_TUNE_LCP_STALL entry.
5552 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
5555 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
5556 CONST_INT operands, zero-extended with AND.
5558 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
5561 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
5562 first argument instead of mode size. Move displacement calculations
5564 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
5565 ... these new functions.
5566 (disp_adjust): Remove max_mov_disp field.
5567 (sh_legitimate_index_p): Use max_mov_insn_displacement and
5568 mov_insn_alignment_mask.
5569 (sh_address_cost): Use max_mov_insn_displacement.
5571 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
5573 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
5574 (arch_enabled): Handle new arch types.
5575 (one_cmpldi2): Add NEON support.
5577 2012-04-05 Richard Guenther <rguenther@suse.de>
5579 * gimple.c (walk_gimple_op): Compute val_only for the LHS
5580 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
5581 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
5582 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
5583 ... here and make static.
5584 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
5587 2012-04-05 Richard Guenther <rguenther@suse.de>
5589 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
5590 basic-block before removing it.
5592 2012-04-05 Richard Guenther <rguenther@suse.de>
5594 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
5595 version namespace as we release the freelist.
5597 2012-04-05 Richard Guenther <rguenther@suse.de>
5599 * tree-nrv.c (tree_nrv): Release VDEFs.
5600 * tree-sra.c (sra_modify_constructor_assign): Likewise.
5601 (sra_modify_assign): Likewise.
5602 * tree-vect-stmts.c (vect_remove_stores): Likewise.
5603 * tree-vect-loop.c (vect_transform_loop): Likewise.
5604 * tree-ssa-dom.c (optimize_stmt): Likewise.
5605 * tree-vect-slp.c (vect_schedule_slp): Likewise.
5606 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
5608 2012-04-05 Richard Guenther <rguenther@suse.de>
5610 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
5612 * gimple.h (gsi_remove): Adjust.
5613 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
5614 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
5615 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
5616 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
5617 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
5618 * tree-ssa-pre.c (eliminate): Likewise.
5620 2012-04-04 Mike Stump <mikestump@comcast.net>
5622 * doc/rtl.texi (const_double): Document as sign-extending.
5623 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
5624 * emit-rtl.c (immed_double_int_const): Refine to state the
5626 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
5627 CONST_DOUBLE integers.
5628 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
5629 negative values are converted. Fix conversions bigger than
5630 HOST_BITS_PER_WIDE_INT.
5631 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
5632 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
5633 * explow.c (plus_constant_mode): Add.
5634 (plus_constant): Implement with plus_constant_mode.
5635 * rtl.h (plus_constant_mode): Add.
5637 2012-04-04 Richard Guenther <rguenther@suse.de>
5639 PR tree-optimization/52808
5640 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
5641 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
5643 2012-04-04 Tristan Gingold <gingold@adacore.com>
5645 * expr.c (expand_expr_real_2): Handle larger sizetype in
5648 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
5650 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
5651 to m2a-single instead of m2e.
5653 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
5655 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
5656 Change type of BITOFFSET to signed. Make sure the lower bound of
5657 the computed range is non-negative by adjusting OFFSET and BITPOS.
5658 (expand_assignment): Adjust call to get_bit_range.
5660 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
5662 * h8300/h8300.c (h8300_current_function_monitor_function_p):
5663 New function. Added to check monitor functions.
5664 (h8300_option_override): Modified to generate error/warning
5665 messages for invalid combinations of different command line
5667 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
5668 save EXR on stack for monitor function in case of H8S target
5669 when "-mno-exr" is passed.
5670 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
5672 * doc/invoke.texi: Document H8S options.
5674 2012-04-03 Tristan Gingold <gingold@adacore.com>
5676 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
5677 of gcc_AC_FUNC_MMAP_BLACKLIST.
5678 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
5679 * Makefile.in (aclocal_deps): Add mmap.m4.
5680 * configure: Regenerate.
5681 * aclocal.m4: Regenerate.
5683 2012-04-03 Richard Guenther <rguenther@suse.de>
5685 PR tree-optimization/52808
5686 * tracer.c (tail_duplicate): Return whether we have duplicated
5688 (tracer): If we have duplicated any block, cleanup the CFG.
5689 * cfghooks.c (duplicate_block): If we duplicated a loop
5690 header but not its loop, destroy the loop because it now has
5692 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
5693 the cfg manipulation routines we are not creating a multiple
5696 2012-04-03 Tristan Gingold <gingold@adacore.com>
5698 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
5700 (vms_c_common_override_options): Allow parameterless variadic
5703 2012-04-03 Jakub Jelinek <jakub@redhat.com>
5705 PR tree-optimization/52835
5706 * tree-data-ref.c (build_rdg): Return NULL if
5707 compute_data_dependences_for_loop failed.
5709 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
5711 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
5712 for REAL_CST as well.
5713 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
5714 In the bitfield case, if the value is a REAL_CST, convert it first to
5717 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
5719 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
5720 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
5721 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
5723 * config/i386/biarchx32.h: New.
5725 2012-04-02 Anatoly Sokolov <aesok@post.ru>
5727 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
5728 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
5729 (arm_preferred_reload_class): New function.
5731 2012-04-02 Richard Guenther <rguenther@suse.de>
5733 PR tree-optimization/52756
5734 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
5735 (thread_through_loop_header): After threading through the loop latch
5736 remove the split part from the loop and clear further threading
5737 opportunities that would create a multiple entry loop.
5739 2012-04-02 Richard Guenther <rguenther@suse.de>
5741 PR rtl-optimization/52800
5742 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
5743 CLEANUP_CFG_CHANGED.
5745 2012-04-02 Richard Guenther <rguenther@suse.de>
5748 * loop-init.c (gate_handle_loop2): Destroy loops here if
5749 we don't enter RTL loop optimizers.
5751 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
5754 2012-03-29 Richard Guenther <rguenther@suse.de>
5756 * rtl.h (extended_count): Remove.
5757 * combine.c (extended_count): Remove.
5759 2012-04-02 Dodji Seketeli <dodji@redhat.com>
5762 * pt.c (more_specialized_fn): Don't apply decay conversion to
5763 types of function parameters.
5765 2012-04-02 Tristan Gingold <gingold@adacore.com>
5767 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
5768 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
5769 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
5770 (ggc_pch_this_base): Use uintptr_t instead of size_t.
5772 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
5775 * config/i386/i386.c (ix86_option_override_internal): Don't
5776 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
5778 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
5780 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
5781 (stmt_can_make_abnormal_goto): Use it.
5782 (is_ctrl_altering_stmt): Likewise.
5784 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
5785 Kaz Kojima <kkojima@gcc.gnu.org>
5787 * config/sh/sh.c (push_regs): Skip banked registers when
5788 resbank attribute is specified.
5789 (sh_expand_epilogue): Likewise.
5791 2012-03-30 Richard Henderson <rth@redhat.com>
5794 * combine-stack-adj.c (prev_active_insn_bb): New.
5795 (next_active_insn_bb): New.
5796 (force_move_args_size_note): New.
5797 (combine_stack_adjustments_for_block): Use it.
5799 2012-03-30 Richard Henderson <rth@redhat.com>
5801 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
5802 (ix86_expand_vector_init_duplicate): Initialize it.
5803 (expand_vec_perm_palignr): Likewise.
5804 (ix86_expand_vec_perm_const): Likewise.
5805 (ix86_vectorize_vec_perm_const_ok): Likewise.
5806 (expand_vec_perm_blend): Use it.
5807 (expand_vec_perm_vpermil): Likewise.
5808 (expand_vec_perm_pshufb): Likewise.
5809 (expand_vec_perm_1): Likewise.
5810 (expand_vec_perm_pshuflw_pshufhw): Likewise.
5811 (expand_vec_perm_interleave2): Likewise.
5812 (expand_vec_perm_vpermq_perm_1): Likewise.
5813 (expand_vec_perm_vperm2f128): Likewise.
5814 (expand_vec_perm_interleave3): Likewise.
5815 (expand_vec_perm_vperm2f128_vblend): Likewise.
5816 (expand_vec_perm_vpshufb2_vpermq): Likewise.
5817 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
5818 (expand_vec_perm_broadcast): Likewise.
5819 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
5821 2012-03-30 Richard Henderson <rth@redhat.com>
5823 * dwarf2out.c (gen_variable_die): Initialize off.
5825 2012-03-30 Tristan Gingold <gingold@adacore.com>
5827 * config/vms/vms-f.c: New file.
5828 * config/vms/t-vms (vms-f.o): New rule.
5829 * config.gcc (*-*-*vms*): Define fortran_target_objs.
5831 2012-03-30 Richard Guenther <rguenther@suse.de>
5833 PR tree-optimization/52754
5834 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
5835 propagate arbitrary addresses into really plain dereferences.
5837 2012-03-30 Richard Guenther <rguenther@suse.de>
5840 * except.c (emit_to_new_bb_before): Move loop updating ...
5841 (dw2_build_landing_pads): ... here. Use a proper block for
5842 querying the loop father.
5844 2012-03-30 Tristan Gingold <gingold@adacore.com>
5846 * config/ia64/ia64.c (ia64_section_type_flags): Remove
5847 common_object attribute handling.
5848 (SECTION_VMS_OVERLAY): Remove
5849 (ia64_vms_common_object_attribute): Replace abort with an assert.
5850 Do not set DECL_SECTION_NAME.
5851 (ia64_vms_output_aligned_decl_common): Handle common_object
5853 (ia64_vms_elf_asm_named_section): Remove.
5854 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
5856 2012-03-30 Richard Guenther <rguenther@suse.de>
5859 * double-int.c (rshift_double): Remove not needed cast.
5861 2012-03-30 Richard Guenther <rguenther@suse.de>
5863 * tree-affine.h (print_aff): Remove.
5864 * tree-affine.c (print_aff): Make static.
5865 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
5866 (get_references_in_stmt): Likewise.
5867 (print_direction_vector): Likewise.
5868 (print_dir_vectors): Likewise.
5869 (print_dist_vectors): Likewise.
5870 (dump_subscript): Likewise.
5871 (dump_ddrs): Likewise.
5872 (dump_dist_dir_vectors): Likewise.
5873 (dump_data_references): Likewise.
5874 (dump_data_dependence_relation): Likewise.
5875 (dump_data_dependence_direction): Likewise.
5876 (dump_rdg_vertex): Likewise.
5877 (dump_rdg_component): Likewise.
5878 (debug_ddrs): Declare.
5879 (struct data_ref_loc_d): Move ...
5880 * tree-data-ref.c (struct data_ref_loc_d): ... here.
5881 (get_references_in_stmt): Make static.
5882 (dump_data_references): Likewise.
5883 (dump_subscript): Likewise.
5884 (print_direction_vector): Likewise.
5885 (print_dir_vectors): Likewise.
5886 (print_dist_vectors): Likewise.
5887 (dump_data_dependence_relation): Likewise.
5888 (dump_dist_dir_vectors): Likewise.
5889 (dump_ddrs): Likewise.
5890 (dump_rdg_vertex): Likewise.
5891 (dump_rdg_component): Likewise.
5892 (debug_ddrs): New function.
5893 (access_matrix_get_index_for_parameter): Remove.
5895 2012-03-30 Tristan Gingold <gingold@adacore.com>
5897 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
5898 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
5899 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
5900 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
5901 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
5902 (vms_patch_builtins): Handle new flags
5903 * config/vms/vms-crtlmap.map: Completed using nm on
5904 c and math system libraries.
5905 * config/vms/make-crtlmap.awk: Handle any number of flags.
5907 2012-03-30 Martin Jambor <mjambor@suse.cz>
5909 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
5910 is a builtin_stack_save in a dominating BB.
5912 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
5914 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
5915 crossing 128bit lane boundary.
5917 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
5919 * ira-color.c (setup_left_conflict_sizes_p): Process all
5920 conflicting objects.
5922 2012-03-29 Jakub Jelinek <jakub@redhat.com>
5924 PR tree-optimization/52760
5925 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
5926 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
5928 2012-03-29 Richard Guenther <rguenther@suse.de>
5930 * cgraph.h (cgraph_materialize_all_clones): Remove.
5931 (reset_inline_failed): Likewise.
5932 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
5933 * cgraphbuild.c (reset_inline_failed): Remove.
5934 * rtl.h (cse_main): Remove.
5935 (extended_count): Likewise.
5936 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
5937 (cse_main): Make static.
5938 * combine.c (extended_count): Remove.
5939 (dump_combine_stats): Mark as DEBUG_FUNCTION.
5940 * basic-block.h (reorder_basic_blocks): Remove.
5941 * bb-reorder.c (reorder_basic_blocks): Make static.
5942 * Makefile.in (dse.o): Remove dse.h dependency.
5944 * dse.c (gate_dse): Remove.
5945 (clear_alias_mode_eq): Likewise.
5946 (clear_alias_mode_hash): Likewise.
5947 (dse_record_singleton_alias_set): Likewise.
5948 (dse_invalidate_singleton_alias_set): Likewise.
5950 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
5952 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
5953 crtbegin_so%O%s for -shared.
5954 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
5956 2012-03-29 Richard Guenther <rguenther@suse.de>
5958 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
5959 (add_to_value): Remove.
5960 (print_value_expressions): Likewise.
5961 * tree-ssa-pre.c (add_to_value): Make static.
5962 (print_value_expressions): Likewise.
5963 * gimple.h (gimple_adjust_this_by_delta): Remove.
5964 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
5966 2012-03-29 Richard Guenther <rguenther@suse.de>
5969 * double-int.h (rshift_double): Remove.
5970 * double-int.c (lshift_double): Use absu_hwi to make count positive.
5971 (rshift_double): Make static, take unsigned count argument,
5972 remove handling of negative count argument.
5973 (double_int_rshift): Dispatch to lshift_double.
5975 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
5977 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
5980 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
5981 (SPEC_X32): Likewise.
5982 (MULTILIB_DEFAULTS): Likewise.
5984 * config/i386/i386.c (isa_opts): Remove -m64.
5985 (ix86_target_string): Properly handle -m32/-m64/-mx32.
5986 (ix86_option_override_internal): Properly
5987 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
5988 handle -m32, -m64 and -mx32.
5990 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
5991 with OPTION_ABI_X32. Moved after TARGET_LP64.
5992 (TARGET_LP64): Changed to OPTION_ABI_64.
5994 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
5995 (mx32): Replace ISA_X32 with ABI_X32.
5997 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
5999 * tree.c (tree_size) <VECTOR_CST>: New case.
6001 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
6003 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
6004 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
6006 2012-03-28 Jakub Jelinek <jakub@redhat.com>
6009 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
6010 __builtin_va_start to __builtin_next_arg if the latter is
6011 builtin_decl_explicit_p rather than when it is not.
6014 * tree-vect-generic.c (vector_element): Perform multiplication
6015 for pos in bitsizetype type instead of idx type.
6017 2012-03-28 Richard Guenther <rguenther@suse.de>
6019 * loop-init.c (loop_optimizer_init): If loops are preserved
6020 perform incremental initialization of required loop features.
6021 (loop_optimizer_finalize): If loops are to be preserved only
6022 clean up optional loop features.
6023 (rtl_loop_done): Forcefully free loops here.
6024 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
6025 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
6027 (construct_init_block): Likewise.
6028 (construct_exit_block): Likewise.
6029 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
6030 the CFG after expanding.
6031 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
6032 If we needed to calculate them, free them afterwards.
6033 * tree-pass.h (PROP_loops): New define.
6034 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
6035 * basic-block.h (CLEANUP_CFG_CHANGED): New.
6036 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
6037 (cleanup_cfg): If we did something and have loops around, fix them up.
6038 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
6039 with CLEANUP_CFG_CHANGED.
6040 * cfghooks.c (merge_blocks): If we merge a loop header into
6041 its predecessor, update the loop structure.
6042 (duplicate_block): If we copy a loop latch, adjust loop state
6043 to note we may have multiple latches.
6044 (delete_basic_block): Mark loops for fixup if we remove a loop.
6045 * cfganal.c (forwarder_block_p): Protect loop latches, headers
6047 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
6048 (cfg_layout_can_merge_blocks_p): Likewise.
6049 * cprop.c (bypass_block): If we create a loop with multiple
6050 entries, mark it for removal.
6051 * except.c (emit_to_new_bb_before): Add the new basic-block
6053 * tree-eh.c (lower_resx): Likewise.
6054 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
6055 (expand_omp_taskreg): Likewise.
6056 * tree-inline.c (initialize_cfun): Likewise.
6057 * tree-mudflap.c (add_bb_to_loop): Prototype.
6058 (mf_build_check_statement_for): Properly add new basic-blocks
6060 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
6061 if we remove a loop.
6062 (thread_through_loop_header): Likewise.
6063 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
6064 new basic-blocks to existing loops.
6065 (expand_transaction): Likewise.
6066 * Makefile.in (except.o): Add $(CFGLOOP_H).
6068 (cgraph.o): Likewise.
6069 (cprop.o): Likewise.
6070 (cfgexpand.o): Likewise.
6071 (cfganal.o): Likewise.
6072 (trans-mem.o): Likewise.
6073 (tree-eh.o): Likewise.
6075 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
6078 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
6079 (avr_builtin_decl): New static function.
6080 (struct avr_builtin_description, avr_bdesc): Move up.
6081 Add GTY marker. Add field fndecl. Remove redundant field id.
6082 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
6083 (avr_expand_builtin): Code cleanup because .id is removed.
6085 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
6088 * config.gcc (tm_file): Remove avr/multilib.h.
6090 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
6092 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
6093 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
6094 * config/avr/t-avr: Remove generation of multilib.h.
6095 * config/avr/t-multilib: Regenerate.
6096 * config/avr/multilib.h: Remove.
6097 * config/avr/avr.opt (-msp8): New option.
6098 (avr_sp8): New variable.
6099 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
6100 * config/avr/avr.h (AVR_HAVE_SPH): New define.
6101 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
6102 (avr_device_to_sp8): New prototype.
6103 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
6104 (DRIVER_SELF_SPECS): New define.
6105 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
6106 __AVR_SP8__, __AVR_HAVE_SPH__.
6107 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
6108 AVR_HAVE_8BIT_SP to decide if SP_H is present.
6109 (avr_file_start): Ditto.
6111 2012-03-28 Jakub Jelinek <jakub@redhat.com>
6114 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
6115 instead of 8 in adjust_address.
6117 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
6120 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
6123 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
6126 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
6127 Rearrange conditional logic. Move displacement address calculations
6129 (sh_find_mov_disp_adjust): ... this new function.
6131 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
6133 * config/arm/arm.opt (mapcs): Remove MaskExists.
6134 * config/cris/linux.opt (mno-gotplt): Likewise.
6135 * config/i386/i386.opt (mhard-float): Likewise.
6137 (mno-sse4): Likewise.
6138 * config/m68k/m68k.opt (mhard-float): Likewise.
6139 * config/mep/mep.op (mcop32): Likewise.
6140 * config/pa/pa-hpux.opt (msio): Likewise.
6141 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
6142 * config/picochip/picochip.opt (mlittle): Likewise.
6143 * config/sh/sh.opt (mrenesas): Likewise.
6144 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
6145 * config/sparc/sparc.opt (mhard-float): Likewise.
6146 * config/v850/v850.opt (mv850es): Likewise.
6147 * config/vax/vax.opt (mg-float): Likewise.
6149 2012-03-27 Martin Jambor <mjambor@suse.cz>
6152 * tree-sra.c (sra_modify_assign): Do not call
6153 load_assign_lhs_subreplacements when working with an unscalarizable
6156 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
6159 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
6161 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
6162 * config/i386/i386.c: Include reload.h.
6163 (ix86_legitimize_reload_address): New function.
6165 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
6167 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
6168 hasn't been allocated. Define a target macro for Mask and
6169 InverseMask if it hasn't been defined. Remove MaskExists handling.
6171 * doc/options.texi: Remove MaskExists.
6173 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
6176 * config/sh/sh.c (find_barrier): Add equality check of last_got
6177 to avoid going above orig insn. Update comments.
6179 2012-03-27 Richard Guenther <rguenther@suse.de>
6182 * fold-const.c (try_move_mult_to_index): Handle &x.array more
6185 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
6187 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
6188 of a unit before computing the offset in units.
6189 * expr.c (get_bit_range): Return the null range if the enclosing record
6190 is part of a larger bit field.
6192 2012-03-27 Tristan Gingold <gingold@adacore.com>
6194 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
6195 * config/ia64/ia64.md: Remove mode in template.
6196 Sign extend operand in expand_simple_binop.
6197 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
6198 CASE_VECTOR_MODE instead of TARGET_ILP32.
6199 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
6201 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
6203 * varasm.c (assemble_external): #if 0 out the new assert from the
6204 previous commit, it breaks the Java and Go front ends.
6206 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
6208 * toplev.c (check_global_declaration_1): Do not call assemble_external.
6209 * expr.c (emit_block_move_libcall_fn): Likewise.
6210 (clear_storage_libcall_fn): Likewise.
6211 (expand_expr_addr_expr_1): Likewise.
6212 (expand_expr_real_1): Likewise.
6213 * calls.c (rtx_for_function_call): Likewise.
6215 * varasm.c (assemble_external): Assert this function is only called
6216 during or after expanding to RTL.
6218 2012-03-26 Martin Jambor <mjambor@suse.cz>
6220 PR tree-optimization/50052
6221 * tree-sra.c (tree_non_aligned_mem_p): Removed.
6222 (tree_non_aligned_mem_for_access_p): Likewise.
6223 (build_accesses_from_assign): Removed strict alignment requirements
6225 (access_precludes_ipa_sra_p): Likewise.
6227 2012-03-26 Richard Guenther <rguenther@suse.de>
6229 PR tree-optimization/52701
6230 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
6231 compute and set the evolution part of PHI nodes.
6233 2012-03-26 Richard Guenther <rguenther@suse.de>
6235 PR tree-optimization/52721
6236 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
6238 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
6240 PR tree-optimization/52686
6241 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
6244 2012-03-26 Tristan Gingold <gingold@adacore.com>
6246 * config/alpha/vms.h (LINK_SPEC): Simplify.
6247 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
6248 (NAME__MAIN, SYMBOL__MAIN): Remove.
6249 (VMS_DEBUG_MAIN_POINTER): Remove.
6250 * config/ia64/vms.h: Likewise.
6251 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
6252 code to vms.c. Call vms_start_function.
6253 * config/ia64/ia64.c (ia64_start_function): Likewise.
6254 * config/vms/vms-protos.h (vms_start_function): Declare.
6255 * config/vms/vms.c (vms_start_function): New function.
6256 * config/vms/vms.h (MATH_LIBRARY): Define.
6257 (VMS_DEBUG_MAIN_POINTER): Define.
6259 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
6261 PR rtl-optimization/52629
6262 * reload1.c (count_pseudo): Short-circuit common case.
6263 (count_spilled_pseudo): Return early for pseudos without hard regs.
6264 Assert that the pseudo has got a hard reg before manipulating it.
6266 2012-03-24 Jan Hubicka <jh@suse.cz>
6269 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
6270 (decide_is_variable_needed): Do not handle toplevel reorder here.
6271 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
6272 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
6275 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
6277 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
6278 and str_bitsize instead of more convoluted expressions.
6280 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
6283 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
6285 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
6288 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
6290 2012-03-23 Martin Jambor <mjambor@suse.cz>
6292 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
6294 2012-03-23 Richard Guenther <rguenther@suse.de>
6296 PR tree-optimization/52678
6297 * tree-vectorizer.h (struct _stmt_vec_info): Add
6298 loop_phi_evolution_part member.
6299 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
6300 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
6301 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
6302 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
6303 Use the cached evolution part and the PHI nodes value from
6304 the loop preheader edge instead of re-analyzing the evolution.
6306 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6308 * config/mips/mips-tables.opt: Update.
6309 * config/mips/mips.md (processor): Add xlp.
6310 * config/mips/mips-cpus.def: Add xlp.
6311 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
6313 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
6314 * doc/invoke.texi: Mention XLP.
6316 2012-03-22 Jakub Jelinek <jakub@redhat.com>
6319 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
6320 on any new_local_var_chain vars declared during recursing on
6321 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
6323 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
6325 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
6326 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
6327 (ASM_OUTPUT_LOCAL): Ditto.
6328 (ASM_OUTPUT_COMMON): Remove.
6329 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
6330 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
6332 2012-03-22 Jan Hubicka <jh@suse.cz>
6335 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
6337 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
6338 * ipa-inline-transform.c (save_inline_function_body): Remove
6339 copied clone if needed.
6340 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
6342 2012-03-22 Richard Guenther <rguenther@suse.de>
6345 * fold-const.c (fold_ternary_loc): Fix typo.
6347 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
6350 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
6351 (unspecv): Add UNSPECV_MEMORY_BARRIER.
6352 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
6353 (delay_cycles_1, delay_cycles_2): Ditto.
6354 (delay_cycles_3, delay_cycles_4): Ditto.
6355 (nopv, *nopv): Ditto.
6356 (sleep, *sleep): Ditto.
6359 2012-03-22 Richard Guenther <rguenther@suse.de>
6361 PR tree-optimization/52548
6362 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
6363 because of clobbers.
6364 (prune_clobbered_mems): New function.
6365 (compute_antic_aux): Use it to prune ANTIC_OUT.
6366 (compute_partial_antic_aux): Use it to prune PA_IN.
6367 (compute_avail): Only insert expressions into EXP_GEN that are not
6368 invalidated when translated up to the beginning of the block.
6370 2012-03-22 Richard Guenther <rguenther@suse.de>
6372 PR tree-optimization/52638
6373 * tree-vect-stmts.c (vect_init_vector_1): New function, split
6375 (vect_init_vector): ... here. Handle scalar vector inits.
6376 (vect_get_vec_def_for_operand): Adjust.
6377 (vectorizable_load): Likewise.
6379 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
6381 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
6382 (alpha*-*-freebsd*): Ditto.
6383 (alpha*-*-netbsd*): Ditto.
6384 (alpha*-*-openbsd*): Ditto.
6385 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
6386 (DWARF2_DEBUGGING_INFO): Remove.
6387 (PREFERRED_DEBUGGING_TYPE): Remove.
6388 (ASM_FINAL_SPEC): Remove.
6389 (IDENT_ASM_OP): Remove.
6390 (ASM_OUTPUT_IDENT): Remove.
6391 (SKIP_ASM_OP): Remove.
6392 (ASM_OUTPUT_SKIP): Remove.
6393 (ALIGN_ASM_OP): Remove.
6394 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
6395 (ASM_OUTPUT_CASE_LABEL): Remove.
6396 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
6397 (COMMON_ASM_OP): Remove.
6398 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
6399 (ASCII_DATA_ASM_OP): Remove.
6400 (READONLY_DATA_SECTION_ASM_OP): Remove.
6401 (INIT_SECTION_ASM_OP): Remove.
6402 (FINI_SECTION_ASM_OP): Remove.
6403 (ASM_SECTION_START_OP): Remove.
6404 (ASM_OUTPUT_SECTION_START_FILE): Remove.
6405 (TARGET_ASM_NAMED_SECTION): Remove.
6406 (TARGET_ASM_SELECT_SECTION): Remove.
6407 (MAKE_DECL_ONE_ONLY): Remove.
6408 (TYPE_ASM_OP): Remove.
6409 (SIZE_ASM_OP): Remove.
6410 (ASM_WEAKEN_LABEL): Remove.
6411 (TYPE_OPERAND_FMT): Remove.
6412 (ASM_DECLARE_RESULT): Remove.
6413 (ASM_DECLARE_OBJECT_NAME): Remove.
6414 (ASM_FINISH_DECLARE_OBJECT): Remove.
6415 (ELF_ASCII_ESCAPES): Remove.
6416 (ELF_STRING_LIMIT): Remove.
6417 (STRING_ASM_OP): Remove.
6418 (ASM_OUTPUT_EXTERNAL): Remove.
6419 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
6420 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
6422 (ASM_DECLARE_FUNCTION_NAME): Ditto.
6423 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
6424 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
6425 (ASM_OUTPUT_SKIP): Ditto.
6426 (READONLY_DATA_SECTION_ASM_OP): Remove.
6427 (USER_LABEL_PREFIX): Remove.
6428 (ASM_OUTPUT_ASCII): Remove.
6429 (ASM_OUTPUT_CASE_LABEL): Remove.
6430 (NO_DOLLAR_IN_LABEL): Undefine.
6432 2012-03-22 Richard Guenther <rguenther@suse.de>
6434 PR tree-optimization/52459
6435 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
6436 PHI insertion for calls.
6438 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
6440 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
6441 find_sets_in_insn, canonicalize_insn): Split out from ...
6442 (cse_insn): ... here.
6443 (invalidate_from_clobbers): Take an insn instead of the pattern.
6445 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
6448 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
6449 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
6450 * config/sh/sh.md (sindf2, cosdf2): Remove.
6452 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
6455 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
6456 prologue for unwinder and profiler.
6458 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
6460 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
6461 Introduce emul_name to select the right linker emulation for
6462 powerpc64-*-freebsd*.
6463 * configure: Regenerate.
6464 * config.gcc: Add bits to support powerpc64-*-freebsd*.
6465 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
6466 * config/rs6000/freebsd64.h: New file.
6467 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
6469 (rs6000_savres_strategy): Likewise.
6470 (rs6000_savres_routine_name): Likewise.
6471 (rs6000_elf_file_end): Likewise.
6472 * config/rs6000/t-freebsd64: New file.
6473 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
6474 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
6476 * config/rs6000/freebsd64.h: Remove duplicated entries from last
6478 * config/rs6000/t-freebsd64: Likewise.
6480 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
6482 PR rtl-optimization/52543
6484 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
6485 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
6486 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
6487 (avr_load_libgcc_p): Restrict to __flash loads.
6488 (avr_out_lpm): Only handle 1-byte loads from __flash.
6489 (avr_load_lpm): New function.
6490 (avr_find_unused_d_reg): Remove.
6491 (avr_out_lpm_no_lpmx): Remove.
6492 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
6493 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
6494 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
6495 (load_<mode>, load_<mode>_clobber): New insns.
6496 (mov<mode>): For multi-byte move from non-generic
6497 16-bit address spaces: Expand to load_<mode> resp.
6498 load_<mode>_clobber.
6499 (load<mode>_libgcc): Remove expander.
6500 (split-lpmx): Remove split.
6502 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
6504 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
6505 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
6506 All callers changed.
6507 (Fixed_core_reg): New feature.
6508 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
6510 * neon-testgen.ml: Handle Fixed_core_reg.
6512 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
6514 * config/arm/arm.c (thumb2_reorg): Add complete support
6515 for 16-bit instructions.
6516 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
6518 2012-03-21 Richard Guenther <rguenther@suse.de>
6520 PR tree-optimizer/52636
6521 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
6522 to the appropriate type.
6524 2012-03-21 Richard Guenther <rguenther@suse.de>
6526 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
6528 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
6529 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
6530 * passes.c (init_optimization_passes): Remove pass_init_function,
6531 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
6532 * tree-pass.h (pass_init_function): Remove.
6533 (pass_jump): Remove.
6534 (pass_initial_value_sets): Remove.
6535 (pass_unshare_all_rtl): Remove.
6536 * integrate.c (pass_initial_value_sets): Remove.
6537 * emit-rtl.c (pass_unshare_all_rtl): Remove.
6538 * tree.h (init_function_for_compilation): Remove.
6539 * function.c (init_function_for_compilation): Remove.
6540 (pass_init_function): Remove.
6541 * cfgcleanup.c (rest_of_handle_jump): Remove.
6542 (pass_jump): Remove.
6544 2012-03-20 Jason Merrill <jason@redhat.com>
6546 * tree-streamer-in.c (streamer_alloc_tree): Call
6547 ggc_alloc_zone_cleared_tree_node instead of
6548 ggc_alloc_zone_cleared_tree_node_stat.
6550 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
6552 * doc/extend.texi (Template Instantiation): Remove anachronisms.
6554 2012-03-20 Jakub Jelinek <jakub@redhat.com>
6557 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
6558 (ix86_expand_vec_perm_const_1): Call it.
6560 * config/i386/i386.c (vselect_insn): New variable.
6561 (init_vselect_insn): New function.
6562 (expand_vselect, expand_vselect_insn): Add testing_p argument.
6563 Call init_vselect_insn if vselect_insn is NULL. Adjust
6564 PATTERN (vselect_insn), instead of creating a new insn each time,
6565 only emit a copy of it if not testing and recog has been successful.
6566 (expand_vec_perm_pshufb, expand_vec_perm_1,
6567 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
6571 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
6572 ("enabled" attribute): Handle avx2 and noavx2 isas.
6573 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
6575 (vec_dup<mode>): Add avx2 =x,x alternative.
6576 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
6577 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
6578 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
6579 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
6581 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
6582 if possible, handle also V8SFmode.
6584 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
6586 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
6587 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
6588 reg_or_zero_operand predicate.
6589 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
6591 2012-03-20 Jakub Jelinek <jakub@redhat.com>
6593 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
6594 If operand isn't UNSPEC, return 0.
6596 2012-03-20 Richard Guenther <rguenther@suse.de>
6598 * tree-pass.h (pass_rtl_eh): Remove.
6599 * except.c (gate_handle_eh): Likewise.
6600 (rest_of_handle_eh): Likewise.
6601 (pass_rtl_eh): Likewise.
6602 (finish_eh_generation): Export.
6603 * except.h (finish_eh_generation): Declare.
6604 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
6605 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
6606 after expanding stack alignment. Instead of compacting blocks
6609 2012-03-20 Richard Guenther <rguenther@suse.de>
6611 * stor-layout.c (finish_bitfield_representative): Fallback
6612 to conservative maximum size if the padding up to the next
6613 field cannot be computed as a constant.
6614 (finish_bitfield_layout): If we cannot compute the distance
6615 between the start of the bitfield representative and the
6616 bitfield member start a new representative.
6617 * expr.c (get_bit_range): The distance between the start of
6618 the bitfield representative and the bitfield member is zero
6619 if the field offsets are not constants.
6621 2012-03-20 Tristan Gingold <gingold@adacore.com>
6623 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
6624 convert in lowercase.
6625 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
6626 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
6627 * stor-layout.c (sizetype_tab): Adjust.
6628 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
6629 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
6630 instead of type_kind_last.
6631 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
6632 instead of size_int_kind.
6633 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
6634 * doc/tm.texi: Regenerate.
6635 * defaults.h (SIZETYPE): Provide a default value.
6636 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
6639 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
6641 * config/sh/sh.md: Use braced string notation where applicable.
6643 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
6645 * config/i386/i386.md (allocate_stack): Simplify.
6647 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
6649 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
6650 copy_to_mode_reg (Pmode, ...).
6651 (expand_builtin_frame_address): Ditto.
6652 * expr.c (emit_block_move_via_libcall): Ditto.
6653 (set_storage_via_libcall): Ditto.
6655 * config/i386/i386.c (ix86_expand_movmem): Ditto.
6656 (ix86_expand_setmem): Ditto.
6657 (ix86_trampoline_init): DItto.
6658 * config/i386/i386.md (cmpstrnsi): Ditto.
6660 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
6662 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
6663 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
6664 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
6665 (SH Options): Likewise.
6667 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
6669 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
6670 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
6671 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
6672 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
6673 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
6676 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6678 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
6679 * config/i386/i386.c (ix86_decompose_address): Use
6680 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
6681 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
6682 thread pointer to a register.
6685 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
6687 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
6688 if Pmode != word_mode.
6689 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
6690 Pmode == SImode for TARGET_X32.
6692 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
6693 (tls_initial_exec_x32): Likewise.
6695 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
6698 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
6699 DISP_ADDR_OFFSET): New macros.
6700 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
6701 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
6702 (sh_legitimize_address): Add QImode displacement handling.
6703 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
6705 (sh_secondary_reload): Add QImode displacement handling.
6706 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
6707 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
6708 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
6709 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
6710 to register operands only.
6711 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
6712 (extendqihi2): Change insn to expander.
6713 (*extendqihi2_compact_reg): New insn.
6714 (movqi_i, movqi): Replace with ...
6715 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
6716 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
6717 Add new peepholes for QImode displacement addressing.
6719 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
6722 * doc/invoke.texi: Document -Wuseless-cast.
6724 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
6726 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
6727 * tree.h (handled_component_p): Reorder cases.
6728 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
6729 not initialize unsignedp.
6730 (loc_list_from_tree): Likewise.
6731 (fortran_common): Likewise.
6732 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
6734 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
6736 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
6737 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
6738 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
6739 (ix86_split_long_move): Ditto.
6740 (legitimize_tls_address): Use ix86_gen_sub3.
6741 (construct_plt_address): Assert that Pmode == DImode.
6743 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
6745 * config/i386/i386.md: Remove empty predicates and/or constraints.
6746 * config/i386/sync.md: Ditto.
6747 * config/i386/sse.md: Ditto.
6748 * config/i386/mmx.md: Ditto.
6749 * config/i386/pentium.md: Ditto.
6750 * config/i386/athlon.md: Ditto.
6752 2012-03-16 Richard Guenther <rguenther@suse.de>
6754 PR tree-optimization/52603
6755 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
6759 2012-03-14 Richard Guenther <rguenther@suse.de>
6761 PR tree-optimization/52571
6762 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
6763 flag_section_anchors check ...
6764 (vect_can_force_dr_alignment_p): ... here.
6766 2012-03-16 Martin Jambor <mjambor@suse.cz>
6768 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
6769 memory through MEM_REFs by calling extract_bit_field.
6771 2012-03-16 Richard Guenther <rguenther@suse.de>
6773 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
6774 and REFERENCE_TYPE interpretations.
6775 (can_native_interpret_type_p): New function.
6776 (fold_ternary_loc): Use native encode/interpret to fold
6777 BIT_FIELD_REFs of constants.
6779 2012-03-16 Richard Guenther <rguenther@suse.de>
6782 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
6783 of vector constants and constructors.
6785 2012-03-16 Richard Guenther <rguenther@suse.de>
6787 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
6788 VIEW_CONVERT_EXPR to convert constants.
6789 (vect_is_simple_use): Treat all constants as vec_constant_def.
6791 2012-03-16 Richard Guenther <rguenther@suse.de>
6792 Kai Tietz <ktietz@redhat.com>
6795 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
6796 side-effects completely in the pre-queue and use a temporary
6799 2012-03-16 Richard Guenther <rguenther@suse.de>
6801 * stor-layout.c (finish_bitfield_representative): Fall back
6802 to the conservative maximum size if we cannot compute the
6803 size of the tail padding.
6805 2012-03-16 Tristan Gingold <gingold@adacore.com>
6807 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
6808 __CRTL_VER and __VMS_VER.
6809 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
6810 and vms_c_get_vms_ver.
6811 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
6813 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
6814 (VMS_DEFAULT_VMS_VER): Define.
6815 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
6816 (VMS_DEFAULT_VMS_VER): Define.
6818 2012-03-16 Richard Guenther <rguenther@suse.de>
6820 * tree-vect-loop.c (get_initial_def_for_induction): Use
6821 build_constructor directly.
6822 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
6823 build_vector_from_val.
6824 * tree.c (build_vector_from_val): Avoid creating a constructor
6825 first when we want a constant vector.
6827 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6829 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
6831 2012-03-16 Richard Guenther <rguenther@suse.de>
6833 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
6834 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
6835 (struct tree_vector): Remove elements member, add variable size
6837 (build_vector_stat): Declare.
6838 (build_vector): Define in terms of build_vector_stat.
6839 * tree.c (build_vector): Rename to ...
6840 (build_vector_stat): ... this. Take array of trees as parameter.
6841 (build_vector_from_ctor): Adjust.
6842 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
6843 initializer_zerop): Adjust.
6844 * cfgexpand.c (expand_debug_expr): Likewise.
6845 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
6846 const_vector_from_tree): Likewise.
6847 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
6848 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
6849 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
6850 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
6851 (lto_input_ts_vector_tree_pointers): Adjust.
6852 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
6853 (write_ts_vector_tree_pointers): Adjust.
6854 * varasm.c (const_hash_1, compare_constant, copy_constant,
6855 output_constant): Adjust.
6856 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
6857 * print-tree.c (print_node): Adjust.
6858 * tree-pretty-print.c (dump_generic_node): Adjust.
6859 * tree-vect-generic.c (uniform_vector_p, vector_element,
6860 lower_vec_perm): Adjust.
6861 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
6862 * tree-vect-slp.c (vect_get_constant_vectors,
6863 vect_transform_slp_perm_load): Adjust.
6864 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
6865 * expmed.c (make_tree): Adjust.
6866 * config/i386/i386.c (ix86_expand_builtin): Adjust.
6867 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
6869 (sparc_fold_builtin): Adjust.
6871 2012-03-16 Tristan Gingold <gingold@adacore.com>
6873 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
6874 * config/vms/vms-stdint.h: New file.
6876 2012-03-16 Tristan Gingold <gingold@adacore.com>
6878 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
6879 (ia64-hp-*vms*): Replaced by ...
6880 (*-*-*vms*): ... This new entry.
6882 2012-03-15 Jakub Jelinek <jakub@redhat.com>
6885 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
6886 (ix86_expand_vec_perm_const_1): Use it.
6889 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
6890 (avx2_permv4df): Remove.
6891 (avx2_permv4di): Macroize into...
6892 (avx2_perm<mode>): ... this using VI8F_256 iterator.
6893 (avx2_permv4di_1): Macroize into...
6894 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
6896 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
6898 * combine.c (apply_distributive_law): Do not distribute SUBREG.
6900 2012-03-15 Ira Rosen <irar@il.ibm.com>
6901 Ulrich Weigand <ulrich.weigand@linaro.org>
6903 * tree-vect-patterns.c (widened_name_p): Rename to ...
6904 (type_conversion_p): ... this. Add new argument to determine
6905 if it's a promotion or demotion operation. Check for
6906 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
6907 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
6909 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
6910 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
6912 (vect_recog_mixed_size_cond_pattern): Likewise and allow
6913 non-constant then and else clauses.
6915 2012-03-15 Ira Rosen <irar@il.ibm.com>
6916 Ulrich Weigand <ulrich.weigand@linaro.org>
6918 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
6919 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
6921 * tree-vect-patterns.c (widened_name_p): Pass basic block
6922 info to vect_is_simple_use.
6923 (vect_recog_dot_prod_pattern): Fail for basic blocks.
6924 (vect_recog_widen_sum_pattern): Likewise.
6925 (vect_handle_widen_op_by_const): Support basic blocks.
6926 (vect_operation_fits_smaller_type,
6927 vect_recog_over_widening_pattern): Likewise.
6928 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
6929 Update call to vect_is_simple_use.
6930 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
6932 (check_bool_pattern): Add an argument, update call to
6933 vect_is_simple_use and the recursive calls.
6934 (vect_recog_bool_pattern): Update relevant function calls.
6936 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
6937 (vect_pattern_recog_1): Check for reduction only in loops.
6938 (vect_pattern_recog): Add new argument. Support basic blocks.
6939 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
6940 info to vect_is_simple_use_1.
6941 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
6942 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
6944 2012-03-15 Jakub Jelinek <jakub@redhat.com>
6945 Andrew Pinski <apinski@cavium.com>
6948 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
6949 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
6950 calls instead of __builtin_ir{int,ound}*.
6952 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6954 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
6957 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6959 * config.gcc (target_type_format_char): New. Document it. Set it for
6961 * configure.ac (gnu_unique_option): Use target_type_format_char
6962 in test. Comment rationale.
6963 * configure: Regenerate .
6965 2012-03-15 Jakub Jelinek <jakub@redhat.com>
6967 PR tree-optimization/52267
6968 * tree-vrp.c (masked_increment): New function.
6969 (register_edge_assert_for_2): Derive ASSERT_EXPRs
6970 from (X & CST1) cmp CST2 tests.
6972 2012-03-15 Richard Guenther <rguenther@suse.de>
6975 * tree-data-ref.c (subscript_dependence_tester_1): Check
6976 all dimensions for non-conflicting access functions.
6978 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6981 * doc/invoke.texi [C++ Language Options]: Document
6982 -ftemplate-backtrace-limit.
6984 2012-03-15 Tristan Gingold <gingold@adacore.com>
6986 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
6989 2012-03-15 Tristan Gingold <gingold@adacore.com>
6991 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
6992 use DW_OP_call_frame_cfa.
6994 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
6997 * config/i386/i386-opts.h (pmode): New.
6999 * config/i386/i386.c (ix86_option_override_internal): Properly
7000 check and set ix86_pmode.
7002 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
7004 * config/i386/i386.opt (maddress-mode=): New.
7006 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
7008 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7010 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
7011 (dwarf2out_do_cfi_asm): Likewise.
7012 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
7014 (add_data_member_location_attribute): Likewise.
7015 (gen_array_type_die): Likewise.
7016 (gen_subprogram_die): Likewise.
7017 (gen_producer_string): Likewise.
7018 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
7019 Remove MIPS_DEBUGGING_INFO handling.
7020 (sdb_debug_hooks): Likewise.
7021 (sdbout_begin_block): Likewise.
7022 (sdbout_end_block): Likewise.
7023 (sdbout_begin_prologue): Likewise.
7024 (sdbout_start_source_file): Likewise.
7025 (sdbout_end_source_file): Likewise.
7026 (sdbout_init): Likewise.
7027 * system.h (MIPS_DEBUGGING_INFO): Poison.
7029 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7031 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
7032 (alpha_file_start) [MS_STAMP]: Remove.
7034 * config/alpha/elf.h (TARGET_GAS): Remove.
7035 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
7036 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
7037 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
7038 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
7039 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
7040 (alpha*-*-freebsd*): Likewise.
7041 (alpha*-*-netbsd*): Likewise.
7042 (alpha*-*-openbsd*): Likewise.
7043 (alpha*-*-*): Remove target_cpu_default2.
7044 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
7046 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
7047 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
7048 * config/alpha/alpha.c (print_operand): Always assume
7049 TARGET_AS_SLASH_BEFORE_SUFFIX.
7050 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
7051 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
7052 ("*builtin_setjmp_receiver_er_1"): Remove.
7053 * config/alpha/alpha.opt (malpha-as): Remove.
7055 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
7057 Remove DEC Unix reference.
7059 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
7060 (EXTENDED_COFF): Remove.
7061 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
7062 (EXTENDED_COFF): Don't undef.
7063 * config/alpha/alpha.c (alpha_file_start): Always assume
7065 Don't set targetm.asm_file_start_file_directive.
7066 [!OBJECT_FORMAT_ELF]: Remove.
7067 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
7069 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
7070 (DBX_DEBUGGING_INFO): Remove.
7071 (MIPS_DEBUGGING_INFO): Remove.
7072 (PREFERRED_DEBUGGING_TYPE): Remove.
7073 (DBX_OUTPUT_SOURCE_LINE): Remove.
7074 (SDB_OUTPUT_SOURCE_LINE): Remove.
7075 (DBX_CONTIN_LENGTH): Remove.
7076 (NO_DBX_FUNCTION_END): Remove.
7077 (ASM_STABS_OP): Remove.
7078 (ASM_STABN_OP): Remove.
7079 (ASM_STABD_OP): Remove.
7080 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
7081 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
7082 (PUT_SDB_DEF): Remove.
7083 (PUT_SDB_PLAIN_DEF): Remove.
7084 (PUT_SDB_TYPE): Remove.
7085 (sdb_label_count): Remove.
7086 (PUT_SDB_BLOCK_START): Remove.
7087 (PUT_SDB_BLOCK_END): Remove.
7088 (PUT_SDB_FUNCTION_START): Remove.
7089 (PUT_SDB_FUNCTION_END): Remove.
7090 (PUT_SDB_EPILOGUE_END): Remove.
7091 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
7092 (MIPS_DEBUGGING_INFO): Don't undef.
7093 (DBX_DEBUGGING_INFO): Don't undef.
7094 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
7095 (MIPS_DEBUGGING_INFO): Don't undef.
7096 (DBX_DEBUGGING_INFO): Don't undef.
7097 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
7098 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
7100 (alpha_start_function): Likewise.
7101 (sdb_label_count): Remove.
7102 (alpha_output_filename): Remove DBX_DEBUG handling.
7103 (alpha_file_start): Likewise.
7105 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7107 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
7108 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
7109 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
7111 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
7112 (ld_tls_support): Remove Solaris 8 references.
7113 (lwp_dir, lwp_spec): Remove support for alternate thread library.
7114 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
7115 * configure: Regenerate.
7116 * config.in: Regenerate.
7118 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
7119 * config/i386/sol2.h: Remove Solaris 8 references.
7121 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
7122 (i?86-*-solaris2.9): ... this.
7123 Remove Solaris 8 references.
7124 (Specific, *-*-solaris2*): Document Solaris 8 removal.
7125 Remove Solaris 8 references.
7127 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7129 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
7130 (mips-sgi-irix6.5*): Remove.
7131 * config.host (mips-sgi-irix*): Remove.
7132 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
7133 (set_have_as_tls): Remove *-*-irix6*.
7134 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
7135 * configure: Regenerate.
7137 * config/mips/iris6.h: Remove.
7138 * config/mips/iris6.opt: Remove.
7139 * config/mips/t-irix6: Remove.
7141 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
7142 (TARGET_IRIX6): Remove.
7143 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
7144 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
7145 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
7147 (mips_file_start): Likewise.
7148 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
7150 * config/mips/driver-native.c [__sgi__]: Remove.
7151 (host_detect_local_cpu) [__sgi__]: Remove.
7153 * config/mips/gnu-user.h: Remove iris5.h reference.
7155 * config/mips/mips-modes.def: Remove IRIX 6 reference.
7156 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
7157 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
7160 * gcc.c (main): Move asm_debug initialization ...
7161 (asm_debug): ... here.
7163 * ginclude/stddef.h (__STDDEF_H__): Don't define.
7165 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
7166 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
7167 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
7168 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
7169 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
7170 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
7172 * doc/tm.texi: Regenerate.
7174 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
7176 (MIPS Options, -march): Remove IRIX reference.
7177 * doc/install.texi (Binaries, SGI IRIX): Remove.
7178 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
7180 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
7182 2012-03-14 Martin Jambor <mjambor@suse.cz>
7184 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
7185 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
7186 (expand_expr_real_1): Do not handle misalignment if modifier is
7189 2012-03-14 Richard Guenther <rguenther@suse.de>
7192 * tree-vect-generic.c (type_for_widest_vector_mode): Take
7193 element type instead of mode, use build_vector_type_for_mode
7194 instead of the langhook, build a vector of proper signedness.
7195 (expand_vector_operations_1): Adjust.
7197 2012-03-14 Richard Guenther <rguenther@suse.de>
7200 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
7201 a cgraph node for a FUNCTION_DECL that comes from a constructor.
7202 (gimple_get_virt_method_for_binfo): Likewise.
7204 2012-03-14 Richard Guenther <rguenther@suse.de>
7206 PR tree-optimization/52571
7207 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
7208 flag_section_anchors check ...
7209 (vect_can_force_dr_alignment_p): ... here. Do not re-align
7210 DECL_COMMON variables.
7212 2012-03-14 Richard Guenther <rguenther@suse.de>
7214 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
7215 * stor-layout.c (start_bitfield_representative): New function.
7216 (finish_bitfield_representative): Likewise.
7217 (finish_bitfield_layout): Likewise.
7218 (finish_record_layout): Call finish_bitfield_layout.
7219 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
7220 for QUAL_UNION_TYPE fields.
7221 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
7222 Stream DECL_BIT_FIELD_REPRESENTATIVE.
7223 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
7228 * expr.c (get_bit_range): Unconditionally extract bitrange
7229 from DECL_BIT_FIELD_REPRESENTATIVE.
7230 (expand_assignment): Adjust call to get_bit_range.
7232 2012-03-14 Richard Guenther <rguenther@suse.de>
7235 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
7236 the outermost conversion is a sign-change only.
7237 (fold_binary_loc): Disregard widening and sign-changing
7238 conversions when we determine if two variables are equal
7240 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
7241 (T1)x if the outermost conversion is a sign-change only.
7243 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
7246 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
7248 * config/i386/predicates.md (constant_call_address_operand): Declare
7249 as special predicate. Update all uses.
7251 2012-03-13 Jakub Jelinek <jakub@redhat.com>
7254 * c-parser.c (c_parser_postfix_expression)
7255 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
7257 * config/i386/smmintrin.h: Avoid /* within a comment.
7258 * config/i386/nmmintrin.h: Likewise.
7260 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
7262 * config/i386/i386.md (xbegin): Remove constraint from expander.
7264 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
7266 * config/i386/predicates.md (constant_call_address_operand): Declare
7267 as special predicate. Update all uses.
7268 * config/i386/i386.md: Remove mode from constant_call_address_operand
7270 * config/i386/i386.c (ix86_output_call_insn): Call
7271 constant_call_address_operand with VOIDmode.
7273 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
7275 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
7276 AND zero extended address correctly.
7278 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
7280 * config/i386/predicates.md (tls_symbolic_operand): Declare as
7282 (tls_modbase_operand): Ditto.
7283 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
7284 tls_modbase_operand predicates.
7286 2012-03-13 Martin Jambor <mjambor@suse.cz>
7288 * expr.c (expand_assignment): Handle misaligned scalar writes to
7289 memory through top-level MEM_REFs by calling store_bit_field.
7291 2012-03-13 Richard Guenther <rguenther@suse.de>
7294 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
7295 if Y is a constant multiple of 1 << CST.
7297 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
7300 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
7301 offset (size) to a value the insns can deal with.
7302 (expand_epilogue): Ditto.
7304 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7306 * config/arm/neon.ml (ops): Fixup expected instructions for
7307 unsigned vector compares.
7309 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
7311 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
7312 addresses only when %reg is not in word mode.
7314 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7316 * config/microblaze/microblaze.md: Fix typo.
7317 * tree-if-conv.c: Likewise.
7318 * tree-vect-patterns.c: Likewise.
7320 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7322 * config.gcc (extra_passes): Remove.
7323 * configure.ac (extra_passes): Don't substitute.
7324 * configure: Regenerate.
7325 * Makefile.in (EXTRA_PASSES): Remove.
7326 (GCC_PASSES): Remove $(EXTRA_PASSES).
7327 (MOSTLYCLEANFILES): Likewise.
7329 (install-common): Likewise.
7331 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
7333 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
7334 * config/i386/i386.c (ix86_decompose_address): Use
7335 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
7336 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
7337 thread pointer to a register.
7339 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
7341 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
7342 on tls_symbolic_operand.
7343 (tls_global_dynamic_64_<mode>): Likewise.
7345 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
7348 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
7349 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
7351 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
7354 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
7355 type from reg_class_t to enum reg_class.
7356 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
7358 2012-03-12 Andrew Pinski <apinski@cavium.com>
7360 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
7361 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
7362 (value_replacement): Likewise.
7363 (empty_block_p): Check also if the PHIs for the block are empty.
7365 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
7368 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
7369 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
7370 r184615 from 2012-02-28.
7372 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
7374 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
7375 (ix86_gen_tls_local_dynamic_base_64): Likewise.
7376 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
7377 and ix86_gen_tls_local_dynamic_base_64.
7378 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
7379 ix86_gen_tls_local_dynamic_base_64.
7381 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
7382 (*tls_global_dynamic_64_<mode>): This.
7383 (tls_global_dynamic_64): Renamed to ...
7384 (tls_global_dynamic_64_<mode>): This.
7385 (*tls_local_dynamic_base_64): Renamed to ...
7386 (*tls_local_dynamic_base_64_<mode>): This.
7387 (tls_local_dynamic_base_64): Renamed to ...
7388 (tls_local_dynamic_base_64_<mode>): This.
7390 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
7392 * config/i386/i386.c (ix86_option_override_internal): Properly
7393 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
7394 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
7395 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
7396 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
7398 * config/i386/sse.md (sse3_monitor64): Renamed to ...
7399 (sse3_monitor64_<mode>): This.
7401 2012-03-12 Tristan Gingold <gingold@adacore.com>
7403 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
7404 (ia64_function_arg_advance): Ditto.
7406 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7408 * config.gcc (mips*-*-openbsd*): Remove.
7409 * config/mips/openbsd.h: Remove.
7410 * config/mips/sdb.h: Remove.
7412 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
7413 * config/mips/mips.c (sdb_label_count): Remove.
7414 (mips_debugger_offset): Remove #if 0 code.
7415 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
7416 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
7418 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7420 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
7422 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
7423 Update binutils references.
7424 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
7425 Update binutils reference.
7426 Update Sun as/GNU ld caveat.
7427 Document binutils largefile requirement for LTO plugin.
7428 Remove reference to alternate libpthread.
7430 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7432 * config.gcc (alpha*-dec-osf5.1*): Remove.
7433 * config.host (alpha*-dec-osf*): Remove.
7434 * configure.ac (*-*-osf*): Remove.
7435 (alpha*-dec-osf*): Remove.
7436 * configure: Regenerate.
7438 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
7439 config/alpha/va_list.h, config/alpha/x-osf: Remove.
7441 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
7442 * config/alpha/alpha.c (struct machine_function): Update comment.
7443 (alpha_start_function): Remove Tru64 UNIX as handling for
7445 * config/alpha/alpha.md ("exception_receiver"): Remove
7446 TARGET_LD_BUGGY_LDGP.
7447 ("*exception_receiver_2"): Likewise.
7448 * except.c (finish_eh_generation): Remove Tru64 reference.
7449 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
7450 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
7451 * target.def (handle_pragma_extern_prefix): Remove.
7453 * Makefile.in (mips-tfile.o-warn): Remove.
7454 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
7455 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
7456 * mips-tdump.c, mips-tfile.c: Remove.
7458 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
7460 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
7461 (Specific, alpha*-dec-osf5.1): Note removal.
7462 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
7464 * doc/tm.texi: Regenerate.
7465 * doc/trouble.texi (Cross-Compiler Problems): Remove.
7467 2012-03-12 Richard Guenther <rguenther@suse.de>
7469 * config/arm/arm.c (neon_dereference_pointer): Do not call
7470 covert during RTL expansion.
7472 2012-03-12 Tristan Gingold <gingold@adacore.com>
7474 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
7475 Options. Mention -mpointer-size.
7477 2012-03-12 Richard Guenther <rguenther@suse.de>
7479 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
7480 build_nonstandard_integer_type.
7482 2012-03-12 Richard Guenther <rguenther@suse.de>
7484 * tree.c (signed_or_unsigned_type_for): Use
7485 build_nonstandard_integer_type.
7486 (signed_type_for): Adjust documentation.
7487 (unsigned_type_for): Likewise.
7488 * tree-pretty-print.c (dump_generic_node): Use standard names
7489 for non-standard integer types if available.
7491 2012-03-12 Tristan Gingold <gingold@adacore.com>
7493 * config/vms/vms.opt: Add vms-opts.h header.
7494 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
7496 (-mvms-return-codes): Document.
7497 (-mpointer-size): New option.
7498 (vms_pointer_size): Add enumeration.
7499 * config/vms/vms-opts.h: New file.
7500 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
7501 __INITIAL_POINTER_SIZE.
7502 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
7503 (C_COMMON_OVERRIDE_OPTIONS): Define.
7504 (DWARF2_ADDR_SIZE): Define.
7505 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
7506 * config/vms/vms-protos.h (vms_c_common_override_options):
7508 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
7509 if -mno-pointer-size.
7510 (vms_c_common_override_options): New function.
7511 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
7512 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
7513 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
7514 and flag_vms_pointer_size.
7515 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
7516 * config.gcc (*-*-*vms*): Define xm_file.
7517 (alpha*-dec-*vms*): Do not define xm_file.
7518 (alpha64-dec-*vms*): Remove.
7519 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
7522 2012-03-12 Jakub Jelinek <jakub@redhat.com>
7524 PR tree-optimization/51721
7525 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
7526 if (int) unsvar cmp CST.
7528 2012-03-12 Richard Guenther <rguenther@suse.de>
7530 * tree-sra.c (create_access_replacement): Only rename the replacement
7531 if we can rewrite it into SSA form. Properly mark register typed
7532 replacements that we cannot rewrite with TREE_ADDRESSABLE.
7533 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
7534 for aggregate or BLKmode results.
7536 2012-03-12 Jakub Jelinek <jakub@redhat.com>
7538 PR tree-optimization/52533
7539 * tree-vrp.c (register_edge_assert_for_2): Use double_int
7540 type for mask, only handle shifts by non-zero in-range
7541 shift count, for LE_EXPR and GT_EXPR if new_val is
7542 maximum, don't add the assertion.
7544 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
7546 * doc/invoke.texi: Document -mrtm option.
7547 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
7548 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
7549 (ix86_handle_option): Handle OPT_mrtm.
7550 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
7552 (x86_64-*-*): Ditto.
7553 * i386-builtin-types.def (INT_FTYPE_VOID): New.
7554 * config/i386/i386-c.c (ix86_target_macros_internal): Define
7556 (ix86_target_string): Define -mrtm option.
7558 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
7560 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
7561 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
7563 (bdesc_special_args): Ditto.
7564 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
7565 (ix86_expand_special_args_builtin): Handle new built-in type.
7566 (ix86_expand_builtin): Handle XABORT instruction.
7567 * config/i386/i386.h (TARGET_RTM): New.
7568 * config/i386/i386.md (UNSPECV_XBEGIN): New.
7569 (UNSPECV_XEND): Ditto.
7570 (UNSPECV_XABORT): Ditto.
7571 (UNSPECV_XTEST): Ditto.
7578 * config/i386/i386.opt (mrtm): New.
7579 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
7580 * config/i386/rtmintrin.h: New header.
7581 * config/i386/xtestintrin.h: Ditto.
7583 2012-03-12 Tristan Gingold <gingold@adacore.com>
7585 * ginclude/stddef.h: Adjust previous patch.
7586 Use __VMS__ instead of VMS.
7588 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
7590 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
7591 Also convert sequences with CC setting arithmetic instruction.
7593 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
7595 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
7596 from C Language Options to Preprocessor Options.
7597 (C Dialect Options): Move -no-integrated-cpp documentation
7599 (Preprocessor Options): ...to here. Rewrite the description
7600 so it makes more sense, and remove discussion of merging front ends.
7602 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
7604 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
7606 (ix86_expand_setmem): Likewise.
7608 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
7610 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
7613 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
7615 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
7616 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
7618 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
7620 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
7622 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
7624 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
7627 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
7628 Uros Bizjak <ubizjak@gmail.com>
7630 * config/i386/predicates.md (call_insn_operand): Allow
7631 constant_call_address_operand in Pmode only.
7632 (sibcall_insn_operand): Ditto.
7633 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
7634 (*call_vzeroupper): Ditto.
7636 (*sibcall_vzeroupper): Ditto.
7637 (*call_value): Ditto.
7638 (*call_value_vzeroupper): Ditto.
7639 (*sibcall_value): Ditto.
7640 (*sibcall_value_vzeroupper): Ditto.
7641 (*indirect_jump): Ditto.
7642 (*tablejump_1): Ditto.
7643 (indirect_jump): Convert memory address to word mode for TARGET_X32.
7645 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
7648 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
7651 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
7652 Use movrt_negc instead of negc pattern for non-SH2A.
7654 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
7656 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
7658 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
7659 if Pmode != word_mode.
7660 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
7661 Pmode == SImode for TARGET_X32.
7663 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
7664 (tls_initial_exec_x32): Likewise.
7666 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
7668 PR rtl-optimization/52528
7669 * combine.c (can_combine_p): Add setting of subst_low_luid
7670 before call to expand_field_assignment().
7672 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
7674 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
7675 and related program names.
7677 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
7679 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
7681 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
7684 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
7685 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
7687 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
7688 (*movdi_internal_rex64): Use %E operand modifier for lea.
7689 (*movsi_internal): Ditto.
7691 (*lea<mode>_2): Ditto.
7692 (*lea_{3,4,5,6}_zext): Ditto.
7693 (*tls_global_dynamic_32_gnu): Ditto.
7694 (*tls_global_dynamic_64): Ditto.
7695 (*tls_dynamic_gnu2_lea_32): Ditto.
7696 (*tls_dynamic_gnu2_lea_64): Ditto.
7697 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
7699 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7701 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
7702 redefine to be NULL if the current bit-size is different from the
7703 configured bit-size.
7705 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
7706 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
7707 set the default tuning. Add asserts to make sure the cpu and tune
7708 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
7709 test whether the index is set, instead of > 0.
7710 (rs6000_file_start): Do not reset the default cpu if the current
7711 bit-size is different from the configured bit-size.
7713 2012-03-09 Tristan Gingold <gingold@adacore.com>
7715 * config/vms/vms-crtlmap.map: Add comments.
7716 Add entries needed to build Ada RTS.
7718 2012-03-09 Tristan Gingold <gingold@adacore.com>
7720 * ginclude/stddef.h: Do not define __size_t on VMS.
7722 2012-03-09 Tristan Gingold <gingold@adacore.com>
7724 * c-tree.h (c_default_pointer_mode): New variable.
7725 * c-decl.c (c_default_pointer_mode): New variable.
7726 (c_build_pointer_type): New function.
7727 (grokdeclarator): Call c_build_pointer_type instead
7728 of build_pointer_type.
7730 * config/vms/vms-c.c: Include c-tree.h
7731 (saved_pointer_mode): New variable.
7732 (handle_pragma_pointer_size): New function.
7733 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
7734 (vms_c_register_pragma): Register __pointer_size and
7735 __required_pointer_size pragmas.
7737 2012-03-09 Tristan Gingold <gingold@adacore.com>
7739 * config/vms/vms-c.c (vms_construct_include_filename): New function.
7740 (vms_c_register_includes): Reference it.
7742 2012-03-09 Andrew Pinski <apinski@cavium.com>
7745 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
7747 (tree_ssa_phiopt_worker): Go through all the PHIs for
7748 value_replacement instead of just the singleton one.
7749 (value_replacement): Change return type to int. Return 0 instead of
7751 Allow the middle basic block to contain more than just the defining
7753 Handle non empty middle basic blocks.
7754 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
7756 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
7758 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
7759 array reference and component reference.
7760 (analyze_scalar_evolution_for_address_of): New.
7762 2012-03-08 Jie Zhang <jzhang918@gmail.com>
7765 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
7766 (hwloop_pattern_reg): Fix set but not used warning.
7767 (bfin_reorg_loops): Remove unused parameter.
7768 (bfin_reorg): Update use of bfin_reorg_loops.
7770 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
7772 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
7773 with integer parameters in registers.
7774 (gen_push): Push register in word_mode instead of Pmode.
7775 (ix86_emit_save_regs): Likewise.
7776 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
7777 (gen_pop): Pop register in word_mode instead of Pmode.
7778 (ix86_emit_restore_regs_using_pop): Likewise.
7779 (ix86_expand_prologue): Replace Pmode with word_mode for push
7780 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
7781 restore RAX and R10 in word_mode.
7782 (ix86_emit_restore_regs_using_mov): Restore integer registers
7784 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
7786 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
7787 (ix86_split_long_move): Likewise.
7789 * config/i386/i386.md (W): New.
7790 (*push<mode>2_prologue): Replace :P with :W.
7791 (*pop<mode>1): Likewise.
7792 (*pop<mode>1_epilogue): Likewise.
7793 (push/pop peephole2): Use word_mode scratch registers.
7795 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
7797 * config/i386/predicates.md (indirect_branch_operand): Simplify.
7799 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
7801 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
7802 for constants in [-63,63].
7804 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
7808 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
7810 * config/i386/i386.c (ix86_print_operand_address): Only handle
7811 zero-extended DImode addresses.
7813 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7815 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
7816 * configure: Regenerate.
7818 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
7821 * config/avr/avr.c (avr_mem_clobber): New static function.
7822 (avr_expand_delay_cycles): Add memory clobber operand to
7823 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
7824 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
7825 (enable_interrupt, disable_interrupt): New expander.
7826 (nopv, sleep, wdr): New expanders.
7827 (delay_cycles_1): Add memory clobber.
7828 (delay_cycles_2): Add memory clobber.
7829 (delay_cycles_3): Add memory clobber.
7830 (delay_cycles_4): Add memory clobber.
7831 (cli_sei): New insn from former "enable_interrupt",
7832 "disable_interrupt" with memory clobber.
7833 (*wdt): New insn from former "wdt" with memory clobber.
7834 (*nopv): Similar, but for "nopv".
7835 (*sleep): Similar, but for "sleep".
7837 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
7838 Kaz Kojima <kkojima@gcc.gnu.org>
7841 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
7842 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
7843 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7845 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
7847 * config/i386/predicates.md (x86_64_zext_general_operand): New.
7848 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
7849 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
7851 2012-03-07 Walter Lee <walt@tilera.com>
7853 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
7854 REG_CFA_* notes for the stack pointer.
7855 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
7856 EH_RETURN_STACKADJ_RTX.
7857 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
7858 generate REG_CFA_* notes for the stack pointer.
7859 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
7860 by EH_RETURN_STACKADJ_RTX.
7862 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
7864 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
7865 when __AVR_3_BYTE_PC__ is defined.
7867 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
7869 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
7870 (ix86_print_operand): Handle '^'.
7871 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
7872 using P mode iterator. Add %^ to asm template to conditionally emit
7874 (*rep_movdi_rex64): Ditto.
7875 (*strsetdi_rex_1): Ditto.
7876 (*rep_stosdi_rex64): Ditto.
7877 (*strmov{si,hi,qi}_1): Add %^ to asm template to
7878 conditionally emit addr32 prefix.
7879 (*rep_mov{si,qi}): Ditto.
7880 (*strset{si,hi,qi}): Ditto.
7881 (*rep_stos{si,qi}): Ditto.
7882 (*cmpstrnqi_nz_1): Ditto.
7883 (*cmpstrnqi_1): Ditto.
7884 (*strlenqi_1): Ditto.
7886 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
7888 * config/i386/i386.c (function_value_64): Return pointers in
7889 word_mode instead of Pmode.
7890 (ix86_promote_function_mode): Likewise.
7892 2012-03-07 Richard Guenther <rguenther@suse.de>
7894 * coverage.c (get_gcov_type): Use type_for_mode.
7895 (get_gcov_unsigned_t): Likewise.
7896 * expr.c (store_constructor): Use type_for_mode.
7897 (try_casesi): Likewise.
7898 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
7899 (add_standard_iv_candidates): Use standard type trees.
7900 * dojump.c (do_jump): Remove dead code.
7902 2012-03-07 Richard Guenther <rguenther@suse.de>
7904 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
7906 2012-03-07 Richard Guenther <rguenther@suse.de>
7908 * convert.c (strip_float_extensions): Move ...
7909 * tree.c (strip_float_extensions): ... here.
7911 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
7914 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
7916 2012-03-07 Richard Guenther <rguenther@suse.de>
7918 * omp-low.c (extract_omp_for_data): Use signed_type_for.
7919 (expand_omp_for_generic): Likewise.
7920 (expand_omp_for_static_nochunk): Likewise.
7921 (expand_omp_for_static_chunk): Likewise.
7922 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
7923 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
7924 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
7925 Use unsigned_type_for.
7926 (vect_create_cond_for_align_checks): Use signed_type_for.
7928 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
7930 PR rtl-optimization/52203
7931 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
7932 all callers to pass NULL except ...
7933 (reset_sched_cycles_in_current_ebb): ... here, save the value
7934 in new variable 'empty'. Increase issue_rate only for
7937 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
7940 * Makefile.in: Let install-gcc-ar depend on installdirs,
7941 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
7942 Don't double canonicalize if cross-compiling.
7944 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
7947 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
7948 to: RAMPZ, RAMPY, RAMPX, RAMPD.
7949 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
7951 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
7954 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
7956 * config/avr/avr.md (xload_8): Adjust insn length.
7958 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
7961 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
7962 if RAMPZ affects reading from RAM.
7964 2012-03-07 Richard Guenther <rguenther@suse.de>
7968 * doc/invoke.texi (Precompiled Headers): Remove sentence that
7969 suggests you can include PCHs from inside another header.
7971 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
7974 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
7976 2012-03-07 Kai Tietz <ktietz@redhat.com>
7978 * doc/invoke.texi (fwritable-relocated-rdata): Document
7979 new Cygwin/MinGW target option.
7980 * config/i386/winnt.c (i386_pe_unique_section): Ignore
7981 reloc if flag -fwritable-relocated-rdata is not set.
7982 (i386_pe_section_type_flags): Likewise.
7983 * config/i386/cygming.opt (fwritable-relocated-rdata):
7984 Add new flag variable flag_writable_rel_rdata.
7986 2012-03-07 Richard Guenther <rguenther@suse.de>
7988 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
7989 precision against gimple constraints.
7991 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
7994 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
7996 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
7997 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
7999 (init_emit_regs): Move associated initialization to...
8000 (init_emit_once): ...here.
8002 2012-03-06 Richard Henderson <rth@redhat.com>
8004 * config/m68k/m68k.h (ISA_HAS_TAS): New.
8005 * config/m68k/sync.md (atomic_test_and_set): Use it.
8006 (atomic_test_and_set_1): Likewise.
8008 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
8011 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
8012 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
8013 (vector_ltgt<mode>): Likewise.
8014 (vector_ordered<mode>): Likewise.
8015 (vector_unordered<mode>): Likewise.
8016 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
8018 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
8020 * trans-mem.c: New typedef for tm_region_p.
8021 Define vector types for tm_region_p.
8022 (tm_region_init): Replace region_worklist to a vector called
8025 2012-03-06 Richard Guenther <rguenther@suse.de>
8027 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
8028 MEM_REF with constant pointer operand.
8030 2012-03-06 Richard Guenther <rguenther@suse.de>
8033 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
8035 2012-03-06 Tristan Gingold <gingold@adacore.com>
8037 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
8038 (external_model_kind): Improve documentation.
8039 (vms_pragma_extern_model): Handle relaxed_redef.
8040 (vms_c_register_pragma): Allow expansion for nomember_alignment.
8042 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
8044 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
8045 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
8046 Some more notes on EIND usage and reorder EIND subsection.
8048 2012-03-06 Tristan Gingold <gingold@adacore.com>
8050 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
8051 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
8053 2012-03-06 Tristan Gingold <gingold@adacore.com>
8055 * config/vms/t-vmsnative (version): Define.
8056 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
8058 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
8060 PR rtl-optimization/52250
8061 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
8062 to put note list into. Unconditionally call move_bb_info.
8063 (move_bb_info): Do not assert the blocks being in the same region,
8064 just drop the note list if they are not.
8066 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
8069 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
8070 and use unified expansion logic.
8071 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
8072 closer to the existing movt insn.
8073 (negc): Rename insn to *negc. Add new expander.
8074 (movnegt): Use xor pattern for T bit negation. Reserve helper
8075 constant for negc pattern.
8076 (*movnegt): New insn and splitter.
8078 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
8080 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
8083 2012-03-05 Richard Henderson <rth@redhat.com>
8085 * genemit.c (main): Include "target.h" in insn-emit.c.
8086 * Makefile.in (insn-emit.o): Depend on TARGET_H.
8087 * config/sh/sync.md (atomic_test_and_set): Reference
8088 targetm.atomic_test_and_set_trueval instead of
8089 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
8091 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
8093 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
8096 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
8098 * langhooks.c (add_builtin_type): New function.
8099 * langhooks.h (add_builtin_type): Export it.
8100 * config/mep/mep.c (mep_init_builtins): Use it.
8101 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
8103 2012-03-05 Jakub Jelinek <jakub@redhat.com>
8106 * tree.h (BLOCK_SAME_RANGE): Define.
8107 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
8108 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
8109 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
8110 isn't equal to supercontext fragment's fragment chain.
8111 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
8113 (blocks_nreverse_all): Likewise.
8114 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
8115 BLOCK_SUPERCONTEXT to supercontext fragment instead of
8116 supercontext fragment's fragment origin.
8117 * dwarf2out.c (add_high_low_attributes): If stmt has the same
8118 range as its parent (or parents thereof etc.), use the parent's
8119 DW_AT_ranges value instead of creating a new .debug_ranges range.
8121 2012-03-05 Richard Henderson <rth@redhat.com>
8124 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
8125 * omp-low.c (expand_omp_atomic): Assume anything aligned to
8126 BIGGEST_ALIGNMENT is aligned.
8128 2012-03-05 Richard Henderson <rth@redhat.com>
8130 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
8131 * config/sh/sh.c: ... here.
8133 2012-03-05 Richard Henderson <rth@redhat.com>
8136 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
8137 instead of calling negqi2 directly.
8139 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
8142 * trans-mem.c (tm_region_init): Use last_basic_block.
8144 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
8146 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
8147 * config/sh/sync.md (atomic_test_and_set): New expander.
8148 (tasb, atomic_test_and_set_soft): New insns.
8149 * config/sh/sh.opt (menable-tas): New option.
8150 * doc/invoke.texi (SH Options): Document it.
8152 2012-03-05 Richard Guenther <rguenther@suse.de>
8154 * cfgloop.c (verify_loop_structure): Verify dominators before
8156 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
8157 dominators from here.
8158 * graphite-scop-detection.c (create_sese_edges): Likewise.
8159 * loop-doloop.c (doloop_optimize_loops): Likewise.
8160 * loop-init.c (loop_optimizer_init): Likewise.
8161 * loop-unroll.c (unroll_and_peel_loops): Likewise.
8162 * loop-unswitch.c (unswitch_loops): Likewise.
8163 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
8164 * tree-parloops.c (parallelize_loops): Likewise. Verify
8165 only when checking is enabled.
8166 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
8168 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
8170 * genautomata.c (parse_automata_opt): New static function.
8171 (initiate_automaton_gen): Remove all option handling code. Remove
8172 argc argument. All callers changed.
8173 (main): Call init_rtx_reader_args_cb with the new function as argument.
8175 2012-03-05 Richard Guenther <rguenther@suse.de>
8177 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
8178 * tree-if-conv.c (combine_blocks): Free post-dominator info
8180 * tree-parloops.c (create_parallel_loop): Free and re-compute
8181 dominator info after breaking it.
8183 2012-03-05 Richard Guenther <rguenther@suse.de>
8186 * optabs.h (trapv_unoptab_p): New function.
8187 (trapv_binoptab_p): Likewise.
8188 * optabs.c (expand_binop): Use emit_libcall_block_1 with
8189 a proper equiv_may_trap argument.
8190 (expand_unop): Likewise.
8191 (emit_libcall_block_1): Take extra argument whether the
8192 instruction may trap. Renamed from ...
8193 (emit_libcall_block): ... this. New wrapper.
8195 2012-03-05 Jakub Jelinek <jakub@redhat.com>
8197 PR tree-optimization/51721
8198 * tree-vrp.c (register_edge_assert_for_2): If comparing
8199 lhs of right shift by constant with an integer constant,
8200 add ASSERT_EXPRs for the rhs1 of the right shift.
8202 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
8204 2012-03-05 Richard Guenther <rguenther@suse.de>
8206 * tree.c (integer_zerop): Handle VECTOR_CSTs.
8207 (integer_onep): Likewise.
8208 (integer_all_onesp): Likewise.
8210 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
8212 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
8214 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
8216 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
8217 instead of TARGET_64BIT.
8219 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
8221 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
8224 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
8226 * config/i386/i386.c (ix86_print_operand_address): Only handle
8227 zero-extended DImode addresses.
8229 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
8231 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
8232 taken and cputaken as bool.
8234 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
8236 * config/i386/constraints.md (Ya): New internal constraint.
8237 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
8238 (*zero_extendsidi2_rex64): Add x,x alternative.
8239 (*zero_extendsidi2): Ditto. Add o,0 alternative.
8240 Remove flags reg clobber. Adjust corresponding splits.
8241 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
8242 zero_extendqisi2 expanders using SWI12 mode iterator.
8243 (zero_extend<mode>si2_and): Macroize insn from
8244 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
8246 (*zero_extend<mode>si2): Macroize insn from
8247 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
8248 (*zero_extend*2_movzbl_and): Remove insn patterns.
8249 (zero_extendqihi2_and): Merge corresponding splitter.
8250 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
8251 (*zero_extend*2_movzbl_and): Remove insn patterns.
8252 (*anddi_1): Split TYPE_IMOVX instructions.
8253 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
8255 (and->zext splitter): Add splitter pattern.
8256 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
8258 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
8260 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
8262 (Debugging Options): Likewise.
8263 (Optimize Options): Likewise.
8264 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
8265 with other architectures. Use official processor names with correct
8266 spelling/capitalization. Fix formatting and grammar issues.
8267 (i386 and x86-64 Windows Options): Similar cleanup here.
8269 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
8271 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
8273 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
8275 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
8276 DBX_REGISTER_NUMBER.
8278 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
8280 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
8281 operand is CONST_INT. Take COSTS_N_INSNS into account.
8282 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
8285 2012-03-02 Richard Henderson <rth@redhat.com>
8287 * optabs.c (expand_atomic_test_and_set): Honor
8288 atomic_test_and_set_trueval even when atomic_test_and_set
8289 optab is not in use.
8291 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
8295 * config/sh/sh.c (sh_register_move_cost): Increase cost between
8296 GENERAL_REGS and FP_REGS for SImode.
8298 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
8301 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
8302 (absdi2): New expander.
8303 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
8305 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
8307 * config/sh/sync.md (atomic_exchange<mode>): New expander.
8308 (atomic_exchange<mode>_soft): New insn.
8310 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
8312 * config/sh/sync.md: Update copyright notice dates.
8313 (atomic_compare_and_swap<mode>): Use SImode for return value instead
8315 (atomic_compare_and_swap<mode>_soft): Likewise.
8317 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
8320 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
8321 * config/sh/sh.c: Update copyright notice dates.
8322 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
8323 alignment for TARGET_HARD_SH4.
8324 (sh_option_override): Reduce default function alignment. Set
8325 loop alignment to 4 bytes when not optimizing for size.
8327 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
8330 * doc/invoke.texi (floop-flatten): Remove.
8331 * toplev.c (process_options): Remove references to flag_loop_flatten.
8332 * tree-ssa-loop.c (gate_graphite_transform): Same.
8333 * common.opt (floop-flatten): Obsolete.
8334 * graphite-poly.c (apply_poly_transforms): Remove reference to
8336 * Makefile.in (graphite-flattening.o): Remove.
8337 * graphite-flattening.c: Remove.
8339 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
8341 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
8342 having mode compatible with the mode of previous compare. Substitute
8343 compare mode of previous compare with the mode, compatible
8344 with eliminated and previous compare.
8346 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
8348 * config/rs6000/dfp.md (floatdidd2): New define_insn.
8350 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
8352 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
8353 compatible with CCGOCmode and CCGCmode.
8355 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
8357 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
8359 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
8361 * config/arm/arm.c (arm_sat_operator_match): New function.
8362 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
8363 * config/arm/arm.md ("insn" attribute): Add "sat" value.
8364 ("SAT", "SATrev"): New code iterators.
8365 ("SATlo", "SAThi"): New code iterator attributes.
8366 ("*satsi_<SAT:code>"): New pattern.
8367 ("*satsi_<SAT:code>_shift"): Likewise.
8368 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
8369 and "shift" attributes.
8370 ("arm_usatsihi"): Add "insn" attribute.
8371 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
8372 by powers of two. Do not allow shift by 32.
8374 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
8377 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
8378 to pass the argument in the register of "natural" mode.
8380 2012-03-02 Richard Guenther <rguenther@suse.de>
8382 PR tree-optimization/52406
8383 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
8384 (struct indices): Add unconstrained_base member.
8385 (struct dr_alias): Remove unused vops member.
8386 (DR_UNCONSTRAINED_BASE): New define.
8387 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
8388 add indices to allow their disambiguation. Make DR_BASE_OBJECT
8389 be an artificial access that covers the whole indexed object,
8390 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
8391 plain decl base-objects to their MEM_REF variant.
8392 (dr_may_alias_p): When the base-object of either data reference
8393 has unknown size use only points-to information.
8394 (compute_affine_dependence): Make dumps easier to read and
8396 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
8397 DR_REF when looking for packed references.
8398 (vect_supportable_dr_alignment): Likewise.
8400 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
8402 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
8403 Improve conditions for peepholes of loads followed by commutative
8405 * config/arm/ldmstm.md: Regenerated.
8407 2012-03-02 Richard Guenther <rguenther@suse.de>
8409 * BASE-VER: Set to 4.8.0.
8411 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
8413 * config.gcc (obsolete): Add all ARM targets using the FPA.
8414 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
8415 * doc/install.texi: Avoid references to obsolete ARM ports.
8417 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
8419 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
8421 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
8422 Joern Rennecke <joern.rennecke@embecosm.com>
8424 * doc/extend.texi: Expand and update information on interrupt
8425 attribute for Epiphany.
8427 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
8429 * config/sh/sh-protos.h: Update copyright notice dates.
8430 * config/sh/sh.h: Likewise.
8431 * config/sh/sh.md: Likewise.
8432 * config/sh/constraints.md: Likewise.
8433 * config/sh/predicates.md: Likewise.
8435 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
8437 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
8438 * config/sh/sh.c (tertiary_reload_operand): Likewise.
8440 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
8442 * config/sh/constraints.md: Fix comment typo.
8444 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8447 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
8448 unsigned HOST_WIDE_INT.
8449 (zvdep_imm64): Likewise.
8450 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
8451 (vdepi_and): Likewise.
8452 Likewise for unamed 64-bit patterns.
8453 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
8455 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
8458 PR rtl-optimization/52417
8459 * cselib.c (cselib_any_perm_equivs): New variable.
8460 (cselib_reset_table): Check that it's not set when not
8461 preserving constants.
8462 (cselib_add_permanent_equiv): Set it.
8463 (cselib_have_permanent_equivalences): New.
8464 (cselib_init, cselib_finish): Reset it.
8465 * cselib.h (cselib_have_permanent_equivalences): Declare.
8466 * alias.c (get_addr): Restore earlier behavior when there
8467 aren't permanent equivalences.
8469 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
8471 * config/mn10300/mn10300-modes.def: Fix copyright notice.
8472 * config/v850/v850-modes.def: Fix copyright notice.
8474 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
8476 * doc/extend.texi (AVR Built-in Functions): Document
8477 __builtin_avr_flash_segment.
8479 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
8480 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
8481 (*split.flash_segment): New insn-and-split.
8482 * config/avr/avr.c (avr_init_builtins): Add local variables:
8483 const_memx_void_node, const_memx_ptr_type_node,
8484 char_ftype_const_memx_ptr.
8486 2012-03-01 Jakub Jelinek <jakub@redhat.com>
8488 PR tree-optimization/52445
8489 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
8490 add ssa_name_ver, offset and size fields and change store field
8492 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
8493 (add_or_mark_expr): Likewise. Only consider previous stores
8494 with the same size and offset.
8495 (nt_init_block): Only look at gimple_assign_single_p stmts,
8496 doesn't look at rhs2.
8498 2012-03-01 Richard Guenther <rguenther@suse.de>
8501 * tree-cfg.c (verify_gimple_assign_unary): Allow any
8502 conversions from integral types to pointer types.
8504 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
8506 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
8507 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
8508 unintentionally removed in r184616.
8510 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8512 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
8515 2012-02-29 Jakub Jelinek <jakub@redhat.com>
8516 Uros Bizjak <ubizjak@gmail.com>
8519 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
8520 alternatives, add "e" constraint to the new last alternative
8521 and ! to last 3 alternatives.
8523 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
8525 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
8526 DW_AT_artificial attributes at the end of the processing.
8527 (gen_array_type_die): Likewise.
8528 (gen_enumeration_type_die): Likewise.
8529 (gen_struct_or_union_type_die): Likewise.
8530 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
8533 2012-02-29 Jakub Jelinek <jakub@redhat.com>
8536 * expr.c (expand_assignment): If doing misaligned store that doesn't
8537 cover all mode bits, perform a RMW cycle.
8539 PR tree-optimization/52429
8540 * tree-parloops.c (separate_decls_in_region_debug): Return early
8541 if var is LABEL_DECL.
8543 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8545 PR tree-optimization/52424
8546 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
8547 calling dom_thread_across_edge.
8549 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
8551 * config/avr/avr.c: Move definition of TARGET macros to end of file.
8553 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
8555 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
8556 * config/avr/avr.c (avr_output_bld): Remove unused function.
8557 (avr_out_sbxx_branch): Use "%T" to print bit position.
8559 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
8561 * config/avr/avr.md: Untabify.
8563 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
8565 * config/avr/avr.md (eqne): New code iterator.
8566 (*dec-and-branchsi): Use it in text peephole's condition.
8567 (*dec-and-branchhi): Ditto.
8568 (*dec-and-branchqi): Ditto.
8570 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
8573 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
8574 the device does not have the skip-bug.
8576 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
8578 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
8579 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
8580 -mpretend-cmove): New.
8582 2012-02-29 Jakub Jelinek <jakub@redhat.com>
8585 * df.h (struct df_d): Adjust comment that hard_regs_live_count
8586 doesn't count DEBUG_INSN refs.
8587 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
8588 for DEBUG_INSN refs.
8590 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8594 2012-02-20 Richard Guenther <rguenther@suse.de>
8595 PR tree-optimization/52298
8596 * tree-vect-stmts.c (vectorizable_load): Properly use
8597 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
8599 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
8602 * gimple.h (gimple_in_transaction): New.
8603 (gimple_set_in_transaction): New.
8604 (struct gimple_statement_base): Add in_transaction field.
8605 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
8607 (tree_ssa_lim_initialize): Compute transaction bits.
8608 * tree.h (compute_transaction_bits): Protoize.
8609 * trans-mem.c (tm_region_init): Use the heap to store BB
8611 (compute_transaction_bits): New.
8613 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8615 * gcc.c (display_help): Document --help=common and sort entries
8618 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8620 * doc/install.texi: Document check-$LANG specific shortcuts
8622 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8625 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
8627 * config/arm/arm_neon.h: Regenerate.
8628 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
8629 (neon_vcgeu): New insn.
8630 (neon_vcgtu): Likewise.
8631 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
8632 (ops): Unsigned comparison intrinsics call a different builtin.
8634 2012-02-28 Richard Guenther <rguenther@suse.de>
8637 * config/i386/i386.c (ix86_expand_vector_set): Fix element
8638 ordering for the VEC_CONCAT for two element vectors for
8639 V2SFmode, V2SImode and V2DImode.
8641 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
8644 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
8645 detecting big-endian triplets.
8647 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
8649 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
8650 mode if there is no type information available.
8652 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
8654 PR tree-optimization/53207
8655 * doc/invoke.texi: Document as experimental and relying on graphite.
8657 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
8659 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
8660 of initializer to changes from r184614.
8662 2012-02-28 Richard Guenther <rguenther@suse.de>
8664 PR tree-optimization/52395
8665 * tree-sra.c (build_ref_for_offset): Also look at the base
8666 TYPE_ALIGN when figuring out the alignment of the replacement.
8668 2012-02-28 Richard Guenther <rguenther@suse.de>
8670 PR tree-optimization/52402
8671 * ipa-prop.c (ipa_modify_call_arguments): Properly use
8672 mis-aligned types when creating the accesses at the call site.
8674 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
8676 * config/avr/builtins.def: New file.
8677 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
8678 * config/avr/avr.c (enum avr_builtin_id): Use it.
8679 (avr_init_builtins): Use it. And use avr_bdesc.
8680 (bdesc_1arg): Remove.
8681 (bdesc_2arg): Remove.
8682 (bdesc_3arg): Remove.
8683 (struct avr_builtin_description): Add field n_args.
8684 (avr_bdesc): New static variable using builtins.def.
8685 (avr_expand_builtin): Use it.
8686 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
8687 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
8688 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
8690 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
8693 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
8694 match only one single hard register with respective hard reg rtx.
8695 (movmemx_<mode>): Ditto.
8696 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
8697 insn anatomy of movmem[x]_<mode>.
8698 (avr_out_movmem): Same for printing assembler and operand usage.
8700 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
8704 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
8705 address spaces located outside of device flash.
8707 * config/avr/avr.h (base_arch_s): Remove field n_segments.
8708 (mcu_type_s): Add field n_flash.
8709 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
8710 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
8711 (AVR_MCU): Add N_FLASH argument.
8712 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
8713 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
8714 macro __FLASH<n> if that address space makes sense for the device.
8715 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
8716 outside of target flash.
8717 (avr_asm_named_section): Ditto.
8718 (avr_asm_select_section): Ditto.
8719 (avr_addr_space_convert): Ditto.
8720 (avr_emit_movmemhi): Ditto.
8721 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
8722 address space is outside of device flash.
8723 (avr_insert_attributes): Ditto.
8724 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
8725 avr_current_arch->n_segments.
8727 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
8730 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
8731 (*movabs<mode>_2): Likewise.
8733 2012-02-27 Jakub Jelinek <jakub@redhat.com>
8736 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
8737 s_register_operand in the test instead of REG_P. Don't call
8738 gen_reg_rtx if it won't be used.
8740 PR tree-optimization/52376
8741 * ipa-split.c (split_function): Ignore CLOBBER stmts.
8743 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
8745 * ifcvt.c (noce_get_condition): Check condition variable is not
8746 small_register_classes_for_mode_p before accepting.
8748 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
8750 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
8752 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8755 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8756 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
8758 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
8760 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
8762 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
8764 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
8766 * config/sh/predicates.md: Remove blank lines.
8767 * config/sh/sh.c: Fix typos in comments.
8768 * config/sh/constraints.md: Likewise.
8769 * config/sh/sh.md: Remove blank lines.
8770 Fix typos in comments. Use ;; as comment characters.
8772 2012-02-26 Walter Lee <walt@tilera.com>
8774 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
8775 (replace_mov_pcrel_step2): Ditto.
8777 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
8780 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
8781 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
8782 and locs that reference values newer than the non-canonical value
8783 at hand. Return the canonical value as a worst case.
8784 (memrefs_conflict_p): Walk canonical value's locs.
8787 * cselib.c (preserve_only_constants): Rename to...
8788 (preserve_constants_and_equivs): ... this. Split out...
8789 (invariant_or_equiv_p): ... this. Preserve plus expressions
8790 of other preserved expressions too.
8791 (cselib_reset_table): Adjust.
8792 * var-tracking.c (reverse_op): Use canonical value to build
8795 2012-02-23 Kai Tietz <ktietz@redhat.com>
8797 * config/i386/i386.c (ix86_delegitimize_address): Handle
8798 UNSPEC_PCREL plus displacement.
8800 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
8803 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
8804 to test for unusedness in st X addressing.
8806 2012-02-24 Richard Guenther <rguenther@suse.de>
8809 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
8810 (is_gimple_reg_type): Move inline ...
8811 * gimple.h (is_gimple_reg_type): ... here.
8813 2012-02-24 Richard Guenther <rguenther@suse.de>
8816 * passes.c (execute_function_todo): When verifying SSA form
8817 verify gimple form first.
8818 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
8820 2012-02-24 Richard Guenther <rguenther@suse.de>
8823 * fold-const.c (fold_addr_of_array_ref_difference): New function.
8824 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
8826 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8828 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
8830 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8832 * tree-phinodes.c (make_phi_node): Mark static.
8833 * tree-flow.h (make_phi_node): Remove extern decl.
8834 * doc/gimple.texi (make_phi_node): Remove documentation.
8836 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8838 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
8839 * tree-ssa-sccvn.c (print_scc): Ditto.
8841 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8843 * doc/passes.texi (Full redundancy elimination): Fix typo.
8845 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8847 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
8849 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
8852 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
8854 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
8857 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
8859 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
8861 * config/avr/avr.md (code_stdname): Add ior, xor.
8862 (xior): New code iterator.
8863 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
8864 (*<code_stdname><mode>qi.byte1-3): Ditto.
8866 2012-02-23 Jakub Jelinek <jakub@redhat.com>
8868 PR tree-optimization/52019
8869 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
8872 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8874 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
8875 HAVE_INITFINI_ARRAY to work around namespace pollution in
8876 certain versions of newlib system headers.
8877 * config.in: Regenerate.
8878 * configure: Regenerate.
8879 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
8880 instead of HAVE_INITFINI_ARRAY.
8882 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
8885 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
8886 is not offsettable memory reference.
8888 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
8891 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
8892 setting avr_need_clear_bss_p for __gnu_lto* symbols.
8894 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
8896 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
8897 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
8899 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8901 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
8902 library on Solaris 8 even without TLS support.
8903 * configure: Regenerate.
8905 2012-02-22 Richard Guenther <rguenther@suse.de>
8908 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
8909 for GIMPLE_DEBUG stmts.
8911 2012-02-22 Martin Jambor <mjambor@suse.cz>
8914 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
8915 according to the base object.
8917 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
8919 PR rtl-optimization/50063
8920 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
8921 and 2 (8-bit SP) in operand 2.
8922 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
8923 setup to use movhi_sp_r instead of vanilla move to write SP.
8924 Adjust REG_CFA notes to superseed unspec.
8925 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
8927 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
8928 known to be off) only with TARGET_NO_INTERRUPTS. Never use
8929 irq_state 1 (IRQ known to be on) here.
8931 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
8933 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
8935 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
8936 assign_hard_reg): Likewise.
8938 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
8940 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
8942 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
8945 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
8946 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
8948 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
8950 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
8951 prototype from here to...
8952 * config/avr/avr.h: ...here.
8954 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
8957 * thumb2.md (thumb2_shiftsi3_short): Split register and
8958 immediate shifts. For register shifts tie operands 0 and 1.
8959 (peephole2 for above): Check that register-controlled shifts
8960 have suitably tied operands.
8962 2012-02-21 Quentin Neill <quentin.neill@amd.com>
8965 * config/i386/bdver1.md (bdver1_call, bdver1_push,
8966 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
8967 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
8968 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
8969 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
8970 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
8971 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
8972 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
8973 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
8974 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
8975 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
8976 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
8977 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
8978 bdver1_ssevector_avx256_unaligned_load,
8979 bdver1_ssevector_sse128_unaligned_load,
8980 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
8981 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
8982 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
8983 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
8984 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
8985 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
8986 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
8987 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
8988 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
8989 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
8990 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
8991 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
8992 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
8993 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
8994 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
8995 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
8996 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
8997 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
8998 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
8999 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
9000 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
9001 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
9002 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
9003 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
9004 bdver1_ssediv_double_load, bdver1_ssediv_double,
9005 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
9006 Add "bdver2" attribute.
9008 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9010 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
9011 default if possible and not specified otherwise.
9013 2012-02-21 Richard Guenther <rguenther@suse.de>
9016 * gimplify.c (create_tmp_from_val): Use the main variant type
9017 for the type of the temporary we create.
9019 2012-02-21 Richard Guenther <rguenther@suse.de>
9021 PR tree-optimization/52324
9022 * gimplify.c (gimplify_expr): When re-gimplifying expressions
9023 do not gimplify a MEM_REF address operand if it is already
9026 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9028 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
9029 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
9031 2012-02-21 Richard Guenther <rguenther@suse.de>
9033 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
9034 nested_in_vect_loop.
9036 2012-02-21 Jakub Jelinek <jakub@redhat.com>
9038 PR tree-optimization/52318
9039 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
9040 vdef also to non-pure/const call stmts in the sequence.
9042 2012-02-21 Tristan Gingold <gingold@adacore.com>
9044 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
9046 2012-02-20 David S. Miller <davem@davemloft.net>
9048 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
9049 don't use the "rd %pc" instruction on v9 for PIC register loads.
9051 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
9054 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
9055 in a transaction safe function.
9057 2012-02-20 Kai Tietz <ktietz@redhat.com>
9060 * stor-layout.c (place_field): Handle desired_align for
9063 2012-02-20 Richard Guenther <rguenther@suse.de>
9065 PR tree-optimization/52298
9066 * tree-vect-stmts.c (vectorizable_store): Properly use
9067 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
9069 (vectorizable_load): Likewise.
9070 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
9071 Access DR_STEP after ensuring it is not NULL.
9073 2012-02-20 Jakub Jelinek <jakub@redhat.com>
9075 PR tree-optimization/52286
9076 * fold-const.c (fold_binary_loc): For (X & C1) | C2
9077 optimization use double_int_to_tree instead of build_int_cst_wide,
9078 rewrite to use double_int vars.
9080 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9083 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
9085 Remove -e 0 from $gcc_cv_ld invocation.
9086 Only use __GLIBC_PREREQ if defined.
9087 Enable on Solaris since Solaris 8 patch.
9088 (gcc_SUN_LD_VERSION): New macro.
9089 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
9090 gcc_SUN_LD_VERSION for version number format.
9091 * configure: Regenerate.
9092 * varasm.c (get_elf_initfini_array_priority_section): Set
9093 SECTION_NOTYPE for non-default priority.
9094 Use get_section instead of get_unnamed_section to emit
9095 .init_array/.fini_array with default priority.
9097 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
9099 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
9100 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
9101 (mips_start_unique_function, mips_output_mips16_rdhwr)
9102 (mips_code_end): New functions.
9103 (TARGET_ASM_CODE_END): Define.
9105 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
9107 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
9108 to stubs with non-sibling calls.
9110 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
9112 * doc/invoke.texi (-fira-* options): Copy-edit.
9113 (ira-* parameters): Copy-edit.
9115 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
9117 * doc/invoke.texi: Minor copy-edits to bring into conformance with
9118 GCC coding conventions.
9120 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
9122 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
9123 when used as adjectives.
9125 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
9127 * doc/invoke.texi: Clean up "that"/"which" confusion.
9129 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
9131 * system.h: Poison SMALL_REGISTER_CLASSES
9132 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
9133 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
9135 2012-02-16 Jakub Jelinek <jakub@redhat.com>
9137 PR tree-optimization/52285
9138 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
9139 when deciding if a call is a tail call or tail recursion.
9141 2012-02-16 Kai Tietz <ktietz@redhat.com>
9143 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
9144 interger-constant displacement for UNSPEC_PCREL.
9146 2012-02-16 Jakub Jelinek <jakub@redhat.com>
9148 PR rtl-optimization/52208
9149 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
9150 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
9152 PR tree-optimization/52255
9153 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
9154 loop->header has virtual PHI, but exit_e->dest doesn't, add
9155 virtual PHI to exit_e->dest and adjust all uses after the loop.
9158 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
9159 children with clone_tree_hash, not after it.
9161 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
9163 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
9164 extended identifiers.
9166 2012-02-16 Jakub Jelinek <jakub@redhat.com>
9169 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
9170 a same_body_alias, also test whether e->callee isn't a former
9171 or current clone of the decl this is a same body alias of.
9173 PR translation/52264
9174 * cgraphunit.c (verify_cgraph_node): Fix a typo.
9176 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
9178 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
9180 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
9183 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
9184 force_reg instead of copy_to_reg for better optimization. Force
9185 non-register or memory operands into a register.
9187 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
9189 * extend.texi: Reserve upper bits of memory model for future use.
9191 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
9192 Anatoly Sokolov <aesok@post.ru>
9193 Eric Weddington <eric.weddington@atmel.com>
9196 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
9197 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
9198 Rewrite initializers for .macro.
9199 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
9200 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
9201 atxmega32d4, atxmega32x1.
9202 avrxmega4: atxmega64a3, atxmega64d3.
9203 avrxmega5: atxmega64a1, atxmega64a1u.
9204 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
9205 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
9206 avrxmega7: atxmega128a1, atxmega128a1u.
9207 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
9208 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
9209 (struct base_arch_s): Rename reserved to xmega_p.
9210 Rename reserved2 to have_rampd.
9211 (AVR_XMEGA): New define.
9212 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
9213 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
9214 * config/avr/predicates.md (io_address_operand): Take into
9216 (low_io_address_operand): Ditto.
9217 (high_io_address_operand): Ditto.
9218 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
9219 (enabled, movhi_sp_r): Use them.
9220 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
9221 cpp_define_formatted to built-in define __AVR_ARCH__.
9222 (__AVR_XMEGA__): New built-in define.
9223 (__AVR_HAVE_RAMPD__): New built-in define.
9224 (__AVR_HAVE_RAMPX__): New built-in define.
9225 (__AVR_HAVE_RAMPY__): New built-in define.
9226 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
9228 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
9229 (avr_option_override): Initialize them.
9230 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
9231 (avr_init_expanders): Initialize them. No more block several calls.
9232 (emit_push_sfr): New static function.
9233 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
9235 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
9236 (avr_print_operand): Print addreeses as symbols for
9237 RAMPX, RAMPY, RAMPD, CCP.
9238 (output_movhi): Handle AVR_XMEGA when writing to SP.
9239 (avr_out_movhi_mr_r_xmega): New static function.
9240 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
9241 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
9242 __RAMPD__, __CCP__ as needed.
9244 * config/avr/multilib.h: Regenerate.
9245 * config/avr/t-multilib: Regenerate.
9246 * config/avr/avr-tables.opt: Regenerate.
9248 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
9250 PR tree-optimization/50561
9251 * graphite-flattening.c (lst_project_loop): Do not
9252 remove old scattering dimensions after flattening.
9253 (lst_do_flatten): Likewise.
9255 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
9257 * doc/extend.texi (AVR Built-in Functions): Remove doc for
9258 __builtin_avr_map8, __builtin_avr_map16.
9259 Document __builtin_avr_insert_bits.
9261 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
9262 (insert_bits): New insn.
9263 (adjust_len.map_bits): Rename to insert_bits.
9264 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
9265 * avr-protos.h (avr_out_map_bits): Remove.
9266 (avr_out_insert_bits, avr_has_nibble_0xf): New.
9267 * config/avr/constraints.md (Cxf,C0f): New.
9268 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
9269 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
9270 New built-in define __BUILTIN_AVR_INSERT_BITS.
9271 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
9272 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
9273 (avr_move_bits): Rewrite.
9274 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
9276 (avr_map_op_t): New typedef.
9277 (avr_map_op): New static variable.
9278 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
9279 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
9280 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
9281 (bdesc_3arg, avr_expand_triop_builtin): New.
9282 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
9283 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
9284 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
9285 (avr_map_equal_p, avr_map_sig_p): Remove.
9286 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
9287 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
9288 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
9289 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
9290 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
9291 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
9293 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
9295 * config/c6x/c6x.md (reserve_cycles): New attribute.
9296 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
9297 don't reserve functional units after the branch occurs.
9299 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
9302 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
9303 functions into non-tm_pure functions.
9305 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
9308 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
9309 (iterative_hash_canonical_type): Likewise.
9310 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
9313 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
9315 * haifa-sched.c (prune_ready_list): Ensure that if there is a
9316 sched-group insn, it either remains alone or the entire list is pruned.
9318 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
9320 * doc/install.texi (Prerequisites): Fix grammar.
9321 (Configuration): Likewise.
9323 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
9325 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
9326 MPC as part of GCC before describing configuring with --with-gmp etc.
9327 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
9328 sources are present.
9330 2012-02-14 Jakub Jelinek <jakub@redhat.com>
9333 * dwarf2out.c (clone_tree_hash): New function.
9334 (copy_decls_walk): Use it instead of clone_tree.
9336 2012-02-14 Richard Guenther <rguenther@suse.de>
9338 PR tree-optimization/52244
9339 PR tree-optimization/51528
9340 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
9341 replacements for integral types.
9343 2012-02-14 Walter Lee <walt@tilera.com>
9345 * config.gcc: Handle tilegx and tilepro.
9346 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
9348 Add HAVE_AS_TLS check for tilegx and tilepro.
9349 * configure: Regenerate.
9350 * doc/contrib.texi: Add Mat Hostetter and self.
9351 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
9352 Document instruction intrinsics and network accessing intrinsics.
9353 (TILEPro Built-in Functions): New node. Document instruction
9354 intrinsics and network accessing intrinsics.
9355 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
9356 (Specific, tilepro-*-linux*): Likewise.
9357 * doc/invoke.texi (TILE-Gx Options): New section.
9358 (TILEPro Options): New section.
9359 * doc/md.texi (TILE-Gx): New section.
9360 (TILEPro): New section.
9361 * common/config/tilegx/tilegx-common.c: New file.
9362 * common/config/tilepro/tilepro-common.c: New file.
9363 * config/tilegx/constraints.md: New file.
9364 * config/tilegx/linux.h: New file.
9365 * config/tilegx/mul-tables.c: New file.
9366 * config/tilegx/predicates.md: New file.
9367 * config/tilegx/sync.md: New file.
9368 * config/tilegx/t-tilegx: New file.
9369 * config/tilegx/tilegx-builtins.h: New file.
9370 * config/tilegx/tilegx-c.c: New file.
9371 * config/tilegx/tilegx-generic.md: New file.
9372 * config/tilegx/tilegx-modes.def: New file.
9373 * config/tilegx/tilegx-multiply.h: New file.
9374 * config/tilegx/tilegx-protos.h: New file.
9375 * config/tilegx/tilegx.c: New file.
9376 * config/tilegx/tilegx.h: New file.
9377 * config/tilegx/tilegx.md: New file.
9378 * config/tilegx/tilegx.opt: New file.
9379 * config/tilepro/constraints.md: New file.
9380 * config/tilepro/gen-mul-tables.cc: New file.
9381 * config/tilepro/linux.h: New file.
9382 * config/tilepro/mul-tables.c: New file.
9383 * config/tilepro/predicates.md: New file.
9384 * config/tilepro/t-tilepro: New file.
9385 * config/tilepro/tilepro-builtins.h: New file.
9386 * config/tilepro/tilepro-c.c: New file.
9387 * config/tilepro/tilepro-generic.md: New file.
9388 * config/tilepro/tilepro-modes.def: New file.
9389 * config/tilepro/tilepro-multiply.h: New file.
9390 * config/tilepro/tilepro-protos.h: New file.
9391 * config/tilepro/tilepro.c: New file.
9392 * config/tilepro/tilepro.h: New file.
9393 * config/tilepro/tilepro.md: New file.
9394 * config/tilepro/tilepro.opt: New file.
9396 2012-02-14 Jakub Jelinek <jakub@redhat.com>
9398 PR tree-optimization/52210
9399 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
9400 vect_model_simple_cost with two entry vect_def_type array instead
9401 of an address of dt.
9403 2012-02-14 Richard Guenther <rguenther@suse.de>
9406 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
9407 Do not stream DECL_QUALIFIER.
9408 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
9409 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
9410 (find_decls_types_r): Do not walk DECL_QUALIFIER.
9412 2012-02-14 Jakub Jelinek <jakub@redhat.com>
9415 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
9418 2012-02-13 Jakub Jelinek <jakub@redhat.com>
9421 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
9422 * cselib.c (cselib_subst_to_values_from_insn): New function.
9423 * sched-deps.c (add_insn_mem_dependence,
9424 sched_analyze_1, sched_analyze_2): Use it.
9426 2012-02-13 Jan Hubicka <jh@suse.cz>
9429 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
9431 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
9433 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
9434 (GTM_SELF_SPECS): Define if not already defined.
9435 (driver_self_specs): Add GTM_SELF_SPECS.
9436 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
9437 (GTM_SELF_SPECS): Define.
9438 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
9439 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
9441 2012-02-13 Jakub Jelinek <jakub@redhat.com>
9443 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
9446 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
9449 * omp-low.c (expand_omp_for): If a static schedule without chunk size
9450 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
9452 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
9455 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
9457 2012-02-13 Richard Guenther <rguenther@suse.de>
9459 PR translation/52211
9460 * passes.c (enable_disable_pass): Fix typo.
9462 2012-02-13 Jakub Jelinek <jakub@redhat.com>
9465 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
9466 XOR for reduce_bit_field if type is unsigned.
9468 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
9470 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
9471 disallow changes from SFmode to mode with different size in FP regs.
9473 2012-02-12 Robert Millan <rmh@gnu.org>
9474 Gerald Pfeifer <gerald@pfeifer.com>
9476 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
9479 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
9481 PR rtl-optimization/52175
9482 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
9483 to frame-related instructions.
9485 2012-02-10 Jason Merrill <jason@redhat.com>
9488 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
9489 (demangle_new_symbols): Fill it.
9490 (scan_linker_output): Walk it.
9491 (start_tweaking): Split out from scan_linker_output.
9492 (maybe_tweak): Update sym->chosen.
9493 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
9495 2012-02-11 Jakub Jelinek <jakub@redhat.com>
9498 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
9500 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
9502 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
9503 having the same mode as previous compare.
9505 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
9507 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
9508 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
9509 (nonlocal_goto_internal): Likewise.
9510 (nonlocal_goto): Emit a use and an indirect jump directly.
9512 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
9515 * doc/extend.texi : Update comments for __atomic_compare_exchange and
9516 __atomic_{is,always}_lock_free.
9518 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
9521 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
9522 negative constant address for TARGET_X32.
9524 2012-02-10 Richard Henderson <rth@redhat.com>
9526 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
9527 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
9528 for GIMPLE_TRANSACTION. Tidy if's into a switch.
9530 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9531 Ira Rosen <irar@il.ibm.com>
9533 PR tree-optimization/50031
9534 * targhooks.c (default_builtin_vectorization_cost): Handle
9536 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
9537 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
9538 all types of reduction and pattern statements.
9539 (vect_estimate_min_profitable_iters): Likewise.
9540 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
9541 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
9542 for explicit realigns.
9543 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
9544 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
9546 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
9547 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
9548 vec_perm for VSX and handle vec_promote_demote.
9550 2012-02-10 Jakub Jelinek <jakub@redhat.com>
9553 * builtins.c (fold_builtin_atomic_always_lock_free,
9554 expand_builtin_atomic_always_lock_free,
9555 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
9556 Return and/or test boolean_true_node/boolean_false_node instead of
9557 integer_one_node/integer_zero_node.
9559 2012-02-10 Jan Hubicka <jh@suse.cz>
9562 * predict.c (predict_paths_for_bb): Prevent looping.
9563 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
9565 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
9567 * config/arm/arm.c (output_move_double): In one case properly
9568 count number of instructions that will be emitted.
9570 2012-02-10 Richard Guenther <rguenther@suse.de>
9572 PR translation/52193
9573 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
9575 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
9578 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
9580 2012-02-09 Jakub Jelinek <jakub@redhat.com>
9583 * var-tracking.c (emit_note_insn_var_location): If
9584 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
9585 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
9586 non-NOTE_DURING_CALL_P insn.
9588 2012-02-09 Bin Cheng <bin.cheng@arm.com>
9591 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
9593 2012-02-08 Magnus Granberg <zorry@gentoo.org>
9596 * gcc.c (switch_matches) Support switches with separated form,
9599 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
9601 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
9603 (RAMPZ_ADDR): Ditto.
9604 * config/avr/avr.c (avr_addr_t): New typedef.
9605 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
9606 (avr_init_expanders): Initialize it.
9607 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
9609 (expand_epilogue): Ditto.
9610 (avr_print_operand): Ditto.
9611 (avr_file_start): Ditto.
9612 (avr_emit_movmemhi): Ditto.
9614 2012-02-08 Richard Guenther <rguenther@suse.de>
9616 PR tree-optimization/46886
9617 * tree-flow.h (do_while_loop_p): Declare.
9618 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
9619 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
9621 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
9623 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
9624 always succeed for integers larger than a native word.
9626 2012-02-08 Richard Guenther <rguenther@suse.de>
9628 PR rtl-optimization/52170
9629 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
9630 properly handle integer vector modes.
9632 2012-02-08 Jakub Jelinek <jakub@redhat.com>
9634 PR gcov-profile/52150
9635 * coverage.c: Include target.h.
9636 (build_var): Call targetm.strip_name_encoding on the assembler name.
9637 Change one _ into . or $ if the target allows it.
9638 * Makefile.in (coverage.o): Depend on $(TARGET_H).
9640 PR rtl-optimization/52139
9641 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
9642 is a BARRIER after emit_insn_after_noloc, move BB_END
9643 to the last non-BARRIER insn before it.
9645 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
9648 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
9649 (mips_gimplify_va_arg_expr): Call it instead of
9650 std_gimplify_va_arg_expr.
9652 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
9654 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
9655 message for -mno-pointers-to-nested-function.
9657 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
9660 * expr.c (get_inner_reference): If there is an offset, add a negative
9661 bit position to it (if any).
9663 2012-02-07 Jakub Jelinek <jakub@redhat.com>
9665 PR rtl-optimization/52060
9666 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
9667 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
9668 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
9669 and/or i0src_copy2 when needed.
9671 2012-02-07 Jakub Jelinek <jakub@redhat.com>
9673 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
9674 or LTOPLUGINSONAME if have_c.
9676 * config/freebsd-spec.h: Add comment about what macros can be defined
9678 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
9679 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
9682 2012-02-07 Richard Guenther <rguenther@suse.de>
9684 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
9685 newline in -alias dumps.
9687 2012-02-07 Kai Tietz <ktietz@redhat.com>
9688 Dave Korn <dave.korn.cygwin@gmail.com>
9691 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
9692 Take care that typinfo gets dllexport-attribute.
9694 2012-02-07 Jakub Jelinek <jakub@redhat.com>
9697 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
9698 if modifier < EXPAND_SUM call force_operand on the result.
9700 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
9702 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
9703 adding __forwarder_dst__ prefix if a forwarder_section attribute is
9705 (epiphany_function_type): Replace types for specific interrupts with
9706 EPIPHANY_FUNCTION_INTERRUPT.
9707 (EPIPHANY_INTERRUPT_P): Update.
9708 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
9709 New static function.
9710 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
9711 <disinterrupt>: Affects type identity.
9712 (epiphany_handle_interrupt_attribute): Handle variable number of
9714 (epiphany_compute_function_type): Update for new
9715 epiphany_function_type definition.
9716 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
9717 handlers with a longcall forwarder.
9718 (epiphany_start_function): Handle multiple interrupt arguments and/or
9719 forwarder_section attribute.
9721 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
9724 2012-02-07 Alan Modra <amodra@gmail.com>
9727 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
9730 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9732 PR tree-optimization/50969
9733 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
9734 use vec_perm rather than vector_stmt.
9735 (vect_model_load_cost): Likewise.
9736 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
9737 vec_perm to be the same as other vector statements.
9738 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
9739 cost of vec_perm for TARGET_VSX.
9741 2012-02-06 Richard Guenther <rguenther@suse.de>
9743 PR tree-optimization/52115
9744 * tree-sra.c (access_has_replacements_p): New function.
9745 (sra_modify_assign): Use it to decide whether a use is uninitialized.
9747 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
9750 * trans-mem.c (expand_call_tm): Add an assertion.
9751 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
9754 2012-02-06 Richard Guenther <rguenther@suse.de>
9756 PR tree-optimization/50955
9757 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
9758 raise cost of expressions that replace an address with an
9759 expression based on a different pointer.
9761 2012-02-06 Jakub Jelinek <jakub@redhat.com>
9764 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
9765 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
9767 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
9770 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
9771 -Weffc++ and specify guidelines come from second edition.
9773 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
9775 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
9776 (sibcall_value_multiple_internal, call_split, call_internal_direct)
9777 (call_direct_split, call_value_split, call_value_internal_direct)
9778 (call_value_direct_split, call_value_multiple_split): Use jal and
9779 jal_macro attributes.
9781 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
9783 * reload1.c (reload_regs_reach_end_p): Replace with...
9784 (reload_reg_rtx_reaches_end_p): ...this function.
9785 (new_spill_reg_store): Update commentary.
9786 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
9787 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
9788 before setting new_spill_reg_store.
9789 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
9790 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
9791 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
9792 for non-spill reload registers.
9794 2012-02-05 Ira Rosen <irar@il.ibm.com>
9796 PR tree-optimization/52091
9797 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
9798 (vect_is_simple_use_1): Likewise.
9799 * tree-vect-loop.c (vectorizable_reduction): Update calls
9800 to vect_is_simple_use_1 and vect_is_simple_use.
9801 (vectorizable_live_operation): Likewise.
9802 * tree-vect-patterns.c (widened_name_p,
9803 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
9804 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
9805 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
9806 vectorizable_shift,vectorizable_operation, vectorizable_store,
9807 vectorizable_load): Likewise.
9808 (vect_is_simple_cond): Add an argument, pass it to
9809 vect_is_simple_use_1.
9810 (vectorizable_condition): Update calls to vect_is_simple_cond,
9812 (vect_is_simple_use): Add an argument, the statement in which
9813 OPERAND is used. Check that if OPERAND's def stmt is a double
9814 reduction phi node, the use is a phi node too.
9815 (vect_is_simple_use_1): Add an argument, pass it to
9817 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
9818 to vect_is_simple_use.
9820 2012-02-04 Jakub Jelinek <jakub@redhat.com>
9822 PR rtl-optimization/52095
9823 * modulo-sched.c (dump_insn_locator): New function.
9824 (loop_canon_p, sms_schedule): Use it.
9826 PR rtl-optimization/52113
9827 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
9828 even for decomposable shift/zext insns.
9830 2012-02-03 Jakub Jelinek <jakub@redhat.com>
9831 Zdenek Dvorak <ook@ucw.cz>
9833 PR rtl-optimization/52092
9834 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
9835 on get_iv_value result.
9837 2012-02-02 Andrew Pinski <apinski@cavium.com>
9841 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
9843 2012-02-02 Jakub Jelinek <jakub@redhat.com>
9846 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
9848 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
9850 PR rtl-optimization/49800
9851 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
9852 (sched_finish): Call regstat_free_n_sets_and_refs.
9854 2012-02-02 Jia Liu <proljc@gmail.com>
9856 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
9859 2012-02-02 Jan Hubicka <jh@suse.cz>
9860 Tom de Vries <tom@codesourcery.com>
9863 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
9864 * varpool.c (varpool_analyze_pending_decls): Likewise.
9866 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
9867 Jayant R Sonar <jayant.sonar@kpitcummins.com>
9869 * config.gcc: Add cr16-* support.
9871 * doc/extend.texi: Document cr16 extensions.
9872 * doc/install.texi: Document cr16 install.
9873 * doc/invoke.texi: Document cr16 options.
9874 * doc/md.texi: Document cr16 constraints.
9876 * common/config/cr16/cr16-common.c: New file.
9877 * config/cr16/cr16.c: New file.
9878 * config/cr16/cr16.h: New file.
9879 * config/cr16/cr16.md: New file.
9880 * config/cr16/cr16.opt: New file.
9881 * config/cr16/cr16-protos.h: New file.
9882 * config/cr16/predicates.md: New file.
9883 * config/cr16/constraints.md: New file.
9884 * config/cr16/t-cr16: New file.
9886 2012-02-02 Jakub Jelinek <jakub@redhat.com>
9889 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
9890 that operands[2] is either immediate, or q_regs_operand.
9892 PR tree-optimization/52073
9893 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
9894 a pattern stmt for pattern uses, ignore uses outside of the loop.
9896 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
9898 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
9899 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
9900 (OUT_AS1, OUT_AS2): Remove.
9902 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
9904 PR rtl-optimization/51374
9905 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
9906 to cross other volatile_refs_p insns.
9908 2012-02-01 Richard Guenther <rguenther@suse.de>
9910 * doc/invoke.texi (fno-inline): Clarify documentation.
9911 (finline-small-functions): Likewise.
9912 (finline-functions): Likewise.
9913 * common.opt (finline): Adjust comment and documentation.
9914 (finline-small-functions): Clarify documentation.
9915 (finline-functions): Likewise.
9916 (finline-functions-called-once): Likewise.
9918 2012-02-01 Tristan Gingold <gingold@adacore.com>
9920 * c-typeck.c (composite_type): Keep mode for pointers.
9922 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
9924 * function.h (regno_reg_rtx): Adjust comment.
9925 * reginfo.c (init_reg_modes_target): Only use the previous mode
9926 if it fits within one register. Remove MIPS comment.
9928 2012-01-31 Jakub Jelinek <jakub@redhat.com>
9931 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
9933 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9935 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
9936 to srak instruction.
9938 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
9940 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
9942 2012-01-31 Jakub Jelinek <jakub@redhat.com>
9947 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
9949 2012-01-31 Richard Guenther <rguenther@suse.de>
9951 PR tree-optimization/51528
9952 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
9955 2012-01-31 Jakub Jelinek <jakub@redhat.com>
9960 * ree.c (add_removable_extension): Change def_map argument
9961 to unsigned *, store in def_map 1 + offset into *insn_list vector
9962 instead of pointers into the vector.
9963 (find_removable_extensions): Adjust caller.
9965 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
9967 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
9968 Transform all "* quoted-c-code" to { c-code }.
9969 Remove redundant test for "optimize" in combine patterns.
9970 Move (include "avr-dimode.md") to end of file.
9972 2012-01-30 Bin Cheng <bin.cheng@arm.com>
9975 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
9976 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
9978 2012-01-30 Richard Guenther <rguenther@suse.de>
9980 PR tree-optimization/52028
9981 * tree-loop-distribution.c (ldist_gen): Properly update
9984 2012-01-30 Jakub Jelinek <jakub@redhat.com>
9987 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
9988 set_cur_line_info_table if not emitting debug info.
9990 PR tree-optimization/52046
9991 * tree-vect-patterns.c (check_bool_pattern): Give up if
9992 a comparison could throw.
9995 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
9997 2012-01-30 Richard Guenther <rguenther@suse.de>
9999 PR tree-optimization/52045
10000 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
10001 SSA form if cfgcleanup did anything.
10003 2012-01-30 Richard Guenther <rguenther@suse.de>
10005 PR tree-optimization/52045
10006 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
10007 before computing final todo.
10009 2012-01-30 Richard Guenther <rguenther@suse.de>
10011 PR tree-optimization/51528
10012 * tree-sra.c (sra_modify_assign): Re-factor in preparation
10015 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
10017 * df-problems.c (df_kill_notes): Check that the use refers
10018 to the note under examination.
10020 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
10023 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
10024 parameter and use short-lived pseudos.
10025 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
10026 (sparc_expand_vector_init): Const-ify local variables and adjust
10027 calls to above functions.
10029 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
10031 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
10033 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
10035 * doc/invoke.texi: Make usage of "compile time" and
10036 "run time"/"runtime" consistent throughout the file.
10038 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
10040 * config/alpha/alpha.c (alpha_option_override): Default to
10041 full IEEE compliance mode for Go language.
10043 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
10045 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
10046 (LINK_SSP_SPEC): Define.
10048 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10051 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
10054 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
10056 * doc/invoke.texi: Correct hyphenation of "floating point",
10057 "double precision", and related terminology throughout the file.
10059 2012-01-28 Jakub Jelinek <jakub@redhat.com>
10062 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
10063 arm_general_register_operand predicate for operand 2 instead of
10066 2012-01-27 Ian Lance Taylor <iant@google.com>
10069 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
10070 * builtins.c (expand_builtin_init_trampoline): Add onstack
10071 parameter. Change caller.
10072 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
10073 * tree.c (build_common_builtin_nodes): Declare
10074 __builtin_init_heap_trampoline.
10076 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
10078 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
10079 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
10080 * config/avr/avr.c: Ditto.
10081 (avr_regnames): Remove because unused.
10082 * config/avr/avr.md (*cpse.ne): New peephole.
10083 (*cpse.eq): New peephole from former cpse peepholes.
10085 2012-01-27 Michael Eager <eager@eagercon.com>
10087 * config/microblaze.c (microblaze_emit_compare): Correct
10088 test after pcmp instruction.
10090 2012-01-27 Richard Guenther <rguenther@suse.de>
10092 PR tree-optimization/52020
10093 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
10095 2012-01-27 Richard Guenther <rguenther@suse.de>
10097 * ipa-pure-const.c (check_stmt): Clobbers do not make a
10098 function non-const/pure.
10100 2012-01-27 Richard Guenther <rguenther@suse.de>
10102 PR tree-optimization/50444
10103 * tree-sra.c (build_ref_for_offset): Properly adjust the
10104 MEM_REF type for unaligned accesses.
10106 2012-01-27 Richard Guenther <rguenther@suse.de>
10108 PR tree-optimization/50444
10109 * expr.c (mem_ref_refers_to_non_mem_p): New function.
10110 (expand_assignment): Use it. Properly handle misaligned
10111 bases when expanding stores to component references.
10112 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
10113 refactor that case.
10115 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
10117 PR middle-end/51389
10118 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
10119 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
10120 * tree-data-ref.c (find_data_references_in_loop): Make static.
10121 (compute_all_dependences): Change return type to bool. Bail out
10122 for too many datarefs in a loop. Move the hunk resetting the data
10123 dependences vector from ...
10124 (compute_data_dependences_for_loop): ... here. Account for
10125 compute_all_dependences returning false.
10126 (compute_data_dependences_for_bb): Likewise.
10127 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
10128 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
10130 2012-01-27 Richard Guenther <rguenther@suse.de>
10132 PR middle-end/51959
10133 * expr.c (store_field): Use the alias-set of the scratch memory
10136 2012-01-27 Tom de Vries <tom@codesourcery.com>
10138 PR tree-optimization/51990
10139 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
10141 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
10143 2012-01-27 Jakub Jelinek <jakub@redhat.com>
10146 * var-tracking.c (reverse_op): Don't add any reverse operation
10147 if V already has any constant locations.
10149 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
10151 * doc/invoke.texi: Correct usage of "command line" (noun)
10152 vs "command-line" (adjective) throughout.
10154 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
10156 * doc/invoke.texi (Language Independent Options): Move
10157 -Wcoverage-mismatch blurb from here....
10158 (Warning Options): ...to here.
10160 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
10162 * config/rs6000/rs6000.c (rs6000_option_override_internal):
10163 Set rs6000_always_hint to false for 476.
10165 2012-01-27 Matthias Klose <doko@ubuntu.com>
10167 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
10169 * incpath.c (add_standard_paths): Likewise.
10171 2012-01-27 Richard Henderson <rth@redhat.com>
10173 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
10174 * config/m68k/sync.md (atomic_test_and_set): Rename from
10175 sync_test_and_setqi and adjust the operands.
10176 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
10177 and unconditionally enable.
10179 2012-01-27 Richard Henderson <rth@redhat.com>
10181 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
10182 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
10183 (ldstub): Rename from ldstubqi.
10184 (ldstub<I24MODE>): Remove.
10186 2012-01-27 Richard Henderson <rth@redhat.com>
10188 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
10189 * c-cppbuiltin.c (cpp_atomic_builtins): Define
10190 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
10191 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
10192 * doc/tm.texi: Rebuild.
10194 2012-01-27 Richard Henderson <rth@redhat.com>
10196 * optabs.c (gen_atomic_test_and_set): Remove default.
10197 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
10199 2012-01-26 Jakub Jelinek <jakub@redhat.com>
10201 PR rtl-optimization/51978
10202 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
10203 (combine_reaching_defs): Likewise.
10204 (struct re_info): Remove.
10205 (add_removable_extension): Remove x and data arguments,
10206 add insn, insn_list and def_map. Use the arguments directly
10207 instead of using struct re_info.
10208 (find_removable_extensions): Don't call add_removable_extension
10209 through note_stores, instead just call it with single_set
10210 result if non-NULL.
10211 (find_and_remove_re): Pass curr_cand->expr instead of
10212 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
10214 2012-01-26 Michael Matz <matz@suse.de>
10216 PR tree-optimization/46590
10217 * cfgexpand.c: Revert last change (r183305).
10218 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
10220 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
10221 checking for emptiness.
10223 2012-01-26 Jakub Jelinek <jakub@redhat.com>
10225 PR middle-end/51895
10226 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
10227 non-addressable non-BLKmode base correctly.
10229 2012-01-26 Michael Matz <matz@suse.de>
10231 PR tree-optimization/48794
10232 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
10233 regions referenced from RESX/EH_DISPATCH.
10235 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10237 * config/s390/s390.h: Make BRANCH_COST an option.
10238 * config/s390/s390.opt: New option -mbranch-cost.
10240 2012-01-26 Richard Henderson <rth@redhat.com>
10242 Revert 2012-01-24 change:
10243 * trans-mem.c (requires_barrier): Do not instrument thread local
10244 variables and emit save/restore for them.
10246 2012-01-25 Jakub Jelinek <jakub@redhat.com>
10248 PR middle-end/51986
10249 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
10252 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
10254 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
10257 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
10260 Rename __pgm to __flash.
10261 Rename __pgm1 to __flash1.
10262 Rename __pgm2 to __flash2.
10263 Rename __pgm3 to __flash3.
10264 Rename __pgm4 to __flash4.
10265 Rename __pgm5 to __flash5.
10266 Rename __pgmx to __memx.
10267 * doc/extend.texi (AVR Named Address Spaces)
10268 Rename address space names as indicated above.
10269 * config/avr/avr.c (avr_addrspace): Ditto.
10271 * config/avr/avr-protos.h
10272 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
10273 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
10274 * config/avr/predicates.md: Ditto.
10275 * config/avr/avr.c Ditto, and
10276 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
10277 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
10279 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
10280 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
10281 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
10282 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
10283 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
10284 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
10285 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
10286 * config/avr/avr.c: Ditto.
10287 * config/avr/avr.md: Ditto.
10289 2012-01-25 Jason Merrill <jason@redhat.com>
10292 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
10294 2012-01-25 Jakub Jelinek <jakub@redhat.com>
10296 PR tree-optimization/51987
10297 * tree-data-ref.c (get_references_in_stmt): Handle references in
10298 non-volatile GIMPLE_ASM.
10300 2012-01-25 Richard Guenther <rguenther@suse.de>
10302 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
10303 bases are dereferenced.
10305 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
10307 PR rtl-optimization/48374
10308 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
10310 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
10312 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
10313 compute_data_dependences_for_loop returns false.
10314 * tree-parloops.c (loop_parallel_p): Likewise.
10316 2012-01-25 Richard Guenther <rguenther@suse.de>
10318 * tree.h (get_pointer_alignment_1): Declare.
10319 * builtins.c (get_pointer_alignment_1): New function.
10320 (get_pointer_alignment): Use it.
10322 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
10324 PR rtl-optimization/48308
10325 * combine.c (enum undo_kind): Add UNDO_LINKS.
10326 (struct undo): Add member l to other_contents and where.
10327 (do_SUBST_LINK): New.
10329 (try_combine): Handle LOG_LINKS for the dummy i1 case.
10330 (undo_all): Handle UNDO_LINKS.
10332 2012-01-25 Richard Henderson <rth@redhat.com>
10334 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
10337 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
10339 * optabs.c (gen_atomic_test_and_set): Use each argument.
10341 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
10343 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
10344 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
10345 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
10346 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
10347 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
10348 TARGET_PAIRED_SINGLE_FLOAT.
10350 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
10352 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
10353 (in_struct, return_val): Remove MEM documentation.
10354 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
10355 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
10356 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
10358 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
10359 * cfgexpand.c (add_alias_set_conflicts): Likewise.
10360 * expr.c (store_field): Likewise.
10361 * function.c (assign_stack_temp_for_type): Likewise.
10362 * ifcvt.c (noce_try_cmove_arith): Likewise.
10363 * reload1.c (reload): Likewise.
10364 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
10365 (alpha_set_memflags): Likewise.
10366 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
10368 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
10370 * rtl.h (true_dependence, canon_true_dependence): Remove varies
10372 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
10373 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
10374 (true_dependence_1, true_dependence, canon_true_dependence): Remove
10376 * cselib.c (cselib_rtx_varies_p): Delete.
10377 (cselib_invalidate_mem): Update call to canon_true_dependence.
10378 * dse.c (record_store, check_mem_read_rtx): Likewise.
10379 (scan_reads_nospill): Likewise.
10380 * cse.c (check_dependence): Likewise.
10381 (cse_rtx_varies_p): Delete.
10382 * expr.c (safe_from_p): Update call to true_dependence.
10383 * ira.c (validate_equiv_mem_from_store): Likewise.
10384 (memref_referenced_p): Likewise.
10385 * postreload-gcse.c (find_mem_conflicts): Likewise.
10386 * sched-deps.c (sched_analyze_2): Likewise.
10387 * store-motion.c (load_kills_store): Likewise.
10388 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
10389 * gcse.c (mems_conflict_for_gcse_p): Likewise.
10390 (compute_transp): Update call to canon_true_dependence.
10392 2012-01-25 Richard Henderson <rth@redhat.com>
10394 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
10395 (maybe_emit_atomic_test_and_set): New.
10396 (expand_sync_lock_test_and_set): Use it.
10397 (expand_atomic_test_and_set): Likewise.
10398 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
10399 the implementation; clarify implementation defined details.
10400 * doc/md.texi (atomic_test_and_set): Document.
10402 2012-01-25 Richard Henderson <rth@redhat.com>
10404 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
10406 2012-01-25 Richard Henderson <rth@redhat.com>
10409 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
10410 to effect no-op split.
10412 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
10415 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
10416 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
10417 (BT_FN_VOID_PTR_INT_SIZE): New.
10418 (BT_FN_UINT_UINT_VAR): Remove.
10419 (BT_FN_UINT32_UINT32_VAR): New.
10420 (BT_FN_DOUBLE_VPTR): Remove.
10421 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
10423 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
10424 (_ITM_changeTransactionMode): Same.
10425 (_ITM_memmoveRtWt): Change return type to void.
10426 (_ITM_memcpyRtWt): Same.
10427 (_ITM_memsetW): Same.
10428 (_ITM_RaRD): Change types to double.
10433 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
10435 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
10436 Patrick Marlier <patrick.marlier@gmail.com>
10438 * trans-mem.c (requires_barrier): Do not instrument thread local
10439 variables and emit save/restore for them.
10441 2012-01-24 Jason Merrill <jason@redhat.com>
10444 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
10445 output static aliases.
10447 2012-01-24 Jakub Jelinek <jakub@redhat.com>
10450 * common.opt (-pie, -shared, pie, shared): Change from Common to
10452 * gcc.c (display_help): Display help for -pie and -shared.
10454 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
10457 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
10458 Remove note on size/offset limitation.
10459 (AVR Variable Attributes): Add example how to read data located
10460 with progmem. Refer to named address spaces.
10461 * doc/invoke.texi (AVR Options): Fix typo.
10463 2012-01-24 Richard Guenther <rguenther@suse.de>
10465 Forward-port to trunk
10466 2010-09-21 Jakub Jelinek <jakub@redhat.com>
10468 PR middle-end/45678
10469 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
10470 op0 isn't sufficiently aligned and there is movmisalignM
10471 insn for mode, use it to load op0 into a temporary register.
10473 2012-01-24 Jakub Jelinek <jakub@redhat.com>
10476 * target.def (const_not_ok_for_debug_p): New hook.
10477 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
10479 * doc/tm.texi: Regenerated.
10480 * dwarf2out.c (const_ok_for_output_1): If
10481 targetm.const_not_ok_for_debug_p returns true, fail.
10482 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
10484 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
10486 2012-01-23 Kai Tietz <ktietz@redhat.com>
10489 * config/i386/predicates.md (symbolic_operand): Allow
10490 UNSPEC_PCREL as PIC expression for lea.
10491 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
10492 * config/i386/i386.c (ix86_delegitimize_address): Handle
10493 UNSPEC_PCREL for none-MEM, too.
10495 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
10497 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
10498 (ipa_tm_create_version_alias): Same.
10500 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
10503 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
10504 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
10506 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
10507 Patrick Marlier <patrick.marlier@gmail.com>
10508 Iain Sandoe <developer@sandoe-acoustics.co.uk>
10511 * lto-wrapper.c (run_gcc): Pass the LTO section name to
10512 simple_object_start_read.
10514 2012-01-23 Richard Guenther <rguenther@suse.de>
10517 PR tree-optimization/51895
10518 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
10519 parameter decomposition into BLKmode components.
10521 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
10523 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
10524 fake variables for restrict-qualified pointers whose pointed-to type
10525 contains a placeholder.
10527 2012-01-23 Richard Guenther <rguenther@suse.de>
10529 PR tree-optimization/51949
10530 * ipa-split.c (execute_split_functions): Do not split malloc functions.
10532 2012-01-23 Jakub Jelinek <jakub@redhat.com>
10534 PR rtl-optimization/51933
10535 * ree.c (transform_ifelse): Return true right away if dstreg is
10536 already wider or equal to cand->mode.
10537 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
10538 (make_defs_and_copies_lists): Remove defs_list and copies_list
10539 arguments, add state argument, just truncate state->work_list
10540 instead of always allocating and freeing the vector. Assert that
10541 get_defs succeeds instead of returning 2. Changed return type to bool.
10542 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
10543 have ext_src_mode, see if it has been modified already with the
10544 right kind of extension and has been extended before from the
10545 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
10546 just return true. Remember the original mode in state->modified array.
10547 (combine_reaching_defs): Add state argument. Don't allocate and
10548 free here def_list, copied_list and vec vectors, instead just
10549 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
10550 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
10551 Add state variable, clear vectors in it, initialize state.modified
10552 if needed. Free all the vectors at the end and state.modified too.
10553 Don't skip a candidate if the extension expression has been modified.
10555 2012-01-22 Douglas B Rupp <rupp@gnat.com>
10558 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
10559 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
10560 (extra_options) interix.opt -> i386/interix.opt"
10561 (extra_objs):Add winnt-stubs.o
10562 * configure.ac: Add interix to target_os .comm on PE check.
10563 * configure: Regenerate.
10564 * config/interix3.h: Delete and move bits to..
10565 * config/interix.h: Delete and move bits to..
10566 * config/i386/i386-interix3.h: Delete and move bits to..
10567 * config/i386/i386-interix.h: ..here.
10568 (TARGET_CPU_DEFAULT): Remove redefinition.
10569 (TARGET_ASM_CONSTRUCTOR): Undefine.
10570 (SUBTARGET_SWITCHES): Define for ms-bitfields.
10571 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
10572 (PTRDIFF_TYPE): Define.
10573 (LONG_DOUBLE_TYPE_SIZE): Define.
10574 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
10575 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
10576 (TARGET_SECTION_TYPE_FLAGS): Define.
10577 (ASM_DECLARE_FUNCTION_NAME): Define.
10578 (ASM_OUTPUT_EXTERNAL): Define.
10579 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
10580 (ASM_OUTPUT_ALIGNED_BSS): Define.
10581 (PCC_BITFIELD_TYPE_MATTERS): Define.
10582 (USE_CONST_SECTION): Define.
10583 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
10584 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
10585 (SUPPORTS_ONE_ONLY): Remove.
10586 (I386_PE_STRIP_ENCODING): Define.
10587 * config/interix.opt: Delete and move bits to..
10588 * config/i386/interix.opt: ..here. New.
10589 (mpe-aligned-commons): Add.
10590 * config/i386/t-interix: Add copyright header.
10591 (winnt-stubs.o): Add rule.
10593 2012-01-22 Jason Merrill <jason@redhat.com>
10596 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
10597 for extra name aliases.
10599 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
10601 PR rtl-optimization/51924
10602 * ree.c (combine_set_extension): Improve debugging message.
10603 (combine_reaching_defs): Likewise.
10604 (get_defs): Rename confusingly named variable.
10605 (find_and_remove_re): Skip a candidate if the extension expression has
10608 2012-01-21 Robert Millan <rmh@gnu.org>
10609 Gerald Pfeifer <gerald@pfeifer.com>
10611 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
10612 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
10614 2012-01-20 Jakub Jelinek <jakub@redhat.com>
10616 PR tree-optimization/51914
10617 * tree-vect-stmts.c (vectorizable_conversion): For
10618 cvt_type && modifier == WIDEN, put temporary with cvt_type
10619 at the beginning of vec_dsts and set vec_dest to temporary
10622 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
10624 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
10626 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
10628 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
10629 * config/rs6000/rs6000.c: Likewise.
10631 2012-01-20 Jakub Jelinek <jakub@redhat.com>
10634 * config/arm/arm.c (arm_count_output_move_double_insns): Call
10635 output_move_double on a copy of operands array.
10637 2012-01-20 Cary Coutant <ccoutant@google.com>
10638 Dodji Seketeli <dodji@redhat.com>
10641 * dwarf2out.c (copy_declaration_context): Return ref to parent
10642 of declaration DIE, if necessary.
10643 (remove_child_or_replace_with_skeleton): Add new parameter; update
10644 caller. Place skeleton DIE under parent DIE of original declaration.
10645 Move call to copy_declaration_context to here ...
10646 (break_out_comdat_types): ... from here.
10648 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10650 PR rtl-optimization/51856
10651 * reload.c (find_reloads_subreg_address): Set the address_reloaded
10654 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
10657 * config/arm/arm.c (arm_print_operand): Correct output of alignment
10658 hints for neon loads and stores.
10660 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
10664 * doc/extend.texi (Named Address Spaces): Split into subsections.
10665 (AVR Named Address Spaces): New subsection.
10666 (M32C Named Address Spaces): New subsection.
10667 (RL78 Named Address Spaces): New subsection.
10668 (SPU Named Address Spaces): New subsection.
10669 (Variable Attributes): New anchor "AVR Variable Attributes".
10670 (AVR Variable Attributes): Rewrite and avoid wording
10671 "address space" in this context.
10672 * doc/invoke.texi (AVR Options): Rewrite and add documentation
10673 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
10674 (AVR Built-in Macros): New subsubsection therein.
10675 * doc/md.texi (AVR constraints): Remove "C04", "R".
10677 2012-01-20 Richard Guenther <rguenther@suse.de>
10679 PR tree-optimization/51903
10680 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
10681 when removing stmts.
10683 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
10686 * config/arm/arm.c (arm_load_pic_register): Use
10687 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
10688 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
10689 (arm_pic_static_addr): Likewise.
10690 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
10691 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
10692 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
10693 (pic_load_addr_unified): New.
10695 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
10698 * function.c (instantiate_virtual_regs_in_insn): Use
10699 delete_insn_and_edges when removing a wrong asm insn.
10701 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
10703 PR rtl-optimization/40761
10704 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
10705 Add new member loop_num.
10706 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
10707 (ira_build): Remove the parameter.
10709 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
10710 (ira.c): Do not build CFG loops for one region allocation. Remove
10711 argument from ira_build call.
10713 * ira-build.c (init_loop_tree_node): New function.
10714 (create_loop_tree_nodes): Use it. Separate the case when CFG
10715 loops are not built.
10716 (more_one_region_p): Check current_loops.
10717 (finish_loop_tree_nodes): Separate the case when CFG loops are not
10719 (add_loop_to_tree): Process loop equal to NULL too.
10720 (form_loop_tree): Separate the case when CFG loops are not built.
10721 Use explicitly number for the root.
10722 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
10724 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
10725 instead of loop->num.
10726 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
10727 (mark_all_loops_for_removal): Ditto.
10728 (remove_unnecessary_regions): Separate the case when CFG loops
10730 (ira_build): Remove the parameter. Use explicit number of regions
10731 when CFG loops are not built.
10733 * ira-color.c (print_loop_title): Separate the case for the root node.
10734 Use loop_num instead of loop->num.
10735 (move_spill_restore): Use loop_num instead of loop->num.
10737 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
10738 (change_loop): Ditto.
10739 (change_loop): Use loop_num instead of loop->num.
10741 * ira-lives.c (process_bb_node_lives): Ditto.
10743 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
10745 * ira-conflicts.c (print_allocno_conflicts): Ditto.
10747 2012-01-19 Jakub Jelinek <jakub@redhat.com>
10749 PR libmudflap/40778
10750 * tree-mudflap.c (mf_artificial): New function.
10751 (execute_mudflap_function_ops, execute_mudflap_function_decls,
10752 mx_register_decls, mudflap_enqueue_decl): Use it.
10755 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
10756 numbers in the insn pattern.
10758 2012-01-19 Michael Matz <matz@suse.de>
10760 PR tree-optimization/46590
10761 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
10762 use it in remembering which conflicts we already created.
10763 (add_scope_conflicts): Adjust call to above, (de)allocate helper
10766 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
10769 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
10770 (merge_and_complain): Same.
10772 2012-01-19 Jakub Jelinek <jakub@redhat.com>
10775 * config/initfini-array.h: Guard content of the header
10776 with #ifdef HAVE_INITFINI_ARRAY.
10777 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
10778 Add initfini-array.h to tm_file here.
10779 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
10780 * config.gcc: Don't add initfini-array.h to tm_file here.
10781 * configure: Regenerated.
10783 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
10785 PR rtl-optimization/51505
10786 * df-problems.c (df_kill_notes): New parameter live. Update comment.
10787 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
10788 (df_note_bb_compute): Update the call to df_kill_notes.
10790 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
10792 * trans-mem.c (requires_barrier): Remove call to is_global_var.
10794 2012-01-18 Richard Guenther <rguenther@suse.de>
10796 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
10797 of conversions to void *.
10799 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10800 Richard Sandiford <rdsandiford@googlemail.com>
10802 PR middle-end/50325
10803 PR middle-end/51192
10804 * optabs.h (simplify_expand_binop): Declare.
10805 * optabs.c (simplify_expand_binop): Make global.
10806 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
10807 endian targets if the source cannot be exactly covered by word
10810 2012-01-17 Jakub Jelinek <jakub@redhat.com>
10813 * hard-reg-set.h (struct hard_reg_set_container): New type.
10814 * target.h (struct hard_reg_set_container): Forward declare.
10815 * target.def (set_up_by_prologue): New target hook.
10816 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
10817 * doc/tm.texi: Regenerated.
10818 * function.c (thread_prologue_and_epilogue_insns): Change
10819 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
10820 Call targetm.set_up_by_prologue on it.
10821 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
10822 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
10824 2012-01-17 Nick Clifton <nickc@redhat.com>
10826 * config/rx/rx.c (rx_can_use_simple_return): New function.
10827 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
10828 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
10830 2012-01-17 Richard Guenther <rguenther@suse.de>
10832 PR middle-end/51782
10833 * expr.c (expand_assignment): Take address-space information
10834 from the address operand of MEM_REF and TARGET_MEM_REF.
10835 (expand_expr_real_1): Likewise.
10837 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10839 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
10840 reload dump is requested.
10842 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
10845 * trans-mem.c (requires_barrier): Call may_be_aliased.
10847 2012-01-17 Jakub Jelinek <jakub@redhat.com>
10849 PR tree-optimization/51877
10850 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
10851 call arguments and fndecls compare equal, instead return false if they
10852 don't. Return true only if lhs1 and lhs2 are either both NULL, or
10853 both SSA_NAMEs that are valueized the same, or they satisfy
10856 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10858 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
10860 * configure: Regenerate.
10862 2012-01-16 Jan Hubicka <jh@suse.cz>
10866 * convert.c (convert_to_integer): Use fold_convert for
10867 converting an INTEGER_CST to integer type.
10869 2012-01-16 Jason Merrill <jason@redhat.com>
10872 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
10874 2012-01-16 Jakub Jelinek <jakub@redhat.com>
10877 * config/s390/s390.c (s390_chunkify_start): Don't skip
10878 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
10879 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
10880 If insn is followed by NOTE_INSN_VAR_LOCATION or
10881 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
10882 Don't use location of note insns.
10884 PR tree-optimization/51865
10885 * tree-inline.c (tree_function_versioning): Call remap_decl
10886 on DECL_RESULT whenever it has VOID_TYPE_P type.
10888 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
10890 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
10891 for calls to locally-binding MIPS16 functions if only the return
10892 type uses float regs.
10894 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
10895 Richard Sandiford <rdsandiford@googlemail.com>
10897 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
10898 (SYMBOL_32_HIGH): Likewise.
10899 (mips_output_tls_reloc_directive): Declare.
10900 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
10901 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
10902 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
10903 (mips_lo_relocs, mips_hi_relocs): Make extern.
10904 (mips16_stub_function): Move up file.
10905 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
10906 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
10907 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
10908 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
10909 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
10910 (mips_get_tp): Add MIPS16 support.
10911 (mips_legitimize_tls_address): Remove MIPS16 sorry().
10912 Generalize DTPREL and TPREL handling.
10913 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
10914 Add MIPS16 TLS support.
10915 (mips_output_tls_reloc_directive): New function.
10916 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
10917 * config/mips/predicates.md (symbolic_operand_with_high)
10918 (tls_reloc_operand): New predicates.
10919 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
10920 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
10921 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
10922 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
10923 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
10924 (*tls_get_tp_mips16_call_<mode>): Likewise.
10926 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
10928 PR rtl-optimization/51821
10929 * recog.c (peep2_find_free_register): Determine clobbered registers
10932 2012-01-14 Denis Chertykov <chertykov@gmail.com>
10935 * config/avr/avr-protos.h: Revert change of 2012-01-09.
10936 * config/avr/avr.c: Likewise.
10937 * config/avr/avr.h: Likewise.
10939 2012-01-13 Ian Lance Taylor <iant@google.com>
10942 * tree.h (TYPE_QUALS): Add cast to int.
10943 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
10945 2012-01-13 Ian Lance Taylor <iant@google.com>
10947 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
10948 comparing param_index to VEC_length result.
10950 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
10952 * c-decl.c: Do not include tree-mudflap.h
10953 * tree-optimize.c: Likewise.
10954 * Makefile.in: Update dependencies.
10956 2012-01-13 Richard Guenther <rguenther@suse.de>
10959 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
10960 variable-sized result always use RSO.
10962 2012-01-12 DJ Delorie <dj@redhat.com>
10964 * cfgexpand.c (convert_debug_memory_address): Allow any valid
10965 pointer type, not just the default pointer type.
10967 2012-01-09 Richard Henderson <rth@redhat.com>
10968 Denis Chertykov <chertykov@gmail.com>
10971 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
10972 * config/avr/avr.c (avr_can_eliminate): Simplify.
10973 (avr_initial_elimination_offset): Likewise.
10974 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
10975 (expand_epilogue): Likewise.
10976 (avr_legitimize_address): Gut.
10977 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
10978 (avr_hard_regno_nregs): New.
10979 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
10980 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
10981 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
10982 add soft frame pointer.
10983 (CALL_USED_REGISTERS): Likewise.
10984 (REG_CLASS_CONTENTS): Likewise.
10985 (REGISTER_NAMES): Likewise.
10986 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
10987 (HARD_FRAME_POINTER_REGNUM): New.
10988 (FRAME_POINTER_REGNUM): Use soft frame pointer.
10989 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
10990 remove the HARD_FRAME_POINTER self-elimination.
10992 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
10995 * config/avr/avr.c (avr_encode_section_info): Test for absence of
10996 DECL_EXTERNAL when checking for initializers of progmem variables.
10998 2012-01-12 Ira Rosen <irar@il.ibm.com>
11000 PR tree-optimization/51799
11001 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
11002 that the last operation is a type demotion.
11004 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
11006 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
11007 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
11009 2012-01-11 Jakub Jelinek <jakub@redhat.com>
11012 * combine.c (distribute_notes): If i3 is a noreturn call,
11013 allow old_size to be equal to args_size and make sure the
11014 noreturn call gets REG_ARGS_SIZE note.
11015 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
11016 on noreturn calls even when the delta is 0.
11018 2012-01-11 Nathan Sidwell <nathan@acm.org>
11020 * gcov.c (STRING_SIZE): Remove.
11021 (generate_results): Erase annotations for source files with no
11022 coverage information.
11024 (output_lines): Use it.
11026 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
11028 * gimple.h (gimplify_body): Remove first argument.
11029 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
11030 pointer set here, instead just pass DATA to walk_tree.
11031 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
11032 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
11033 (unvisit_body): Likewise, but with unmark_visited.
11034 (gimplify_body): Remove BODY_P argument and adjust.
11035 (gimplify_function_tree): Adjust call to gimplify_body.
11036 * omp-low.c (finalize_task_copyfn): Likewise.
11038 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
11040 * tree.h (build_function_decl_skip_args): Add boolean parameter.
11041 (build_function_type_skip_args): Delete.
11042 * tree.c (build_function_type_skip_args): Make static and add
11043 SKIP_RETURN parameter. Fix thinko in the handling of variants.
11044 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
11045 pass it to build_function_type_skip_args.
11046 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
11047 (tree_function_versioning): Likewise.
11048 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
11049 build_function_decl_skip_args.
11050 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
11051 and pass it to build_function_decl_skip_args/tree_function_versioning.
11052 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
11053 * ipa-inline-transform.c (save_inline_function_body): Likewise.
11054 * trans-mem.c (ipa_tm_create_version): Likewise.
11055 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
11056 * tree-inline.c (declare_return_variable): Remove always-true test.
11057 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
11058 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
11059 * ipa-split.c (split_function): Skip the return value for the split
11060 part if it doesn't return.
11062 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11064 PR tree-optimization/49642
11065 * ipa-split.c (forbidden_dominators): New variable.
11066 (check_forbidden_calls): New function.
11067 (dominated_by_forbidden): Likewise.
11068 (consider_split): Check for forbidden dominators.
11069 (execute_split_functions): Initialize and free forbidden
11070 dominators info; call check_forbidden_calls.
11072 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11074 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
11076 2012-01-11 Nick Clifton <nickc@redhat.com>
11078 * config/rx/rx.md (return): Define pattern.
11080 2012-01-11 Richard Guenther <rguenther@suse.de>
11082 * doc/extend.texi (malloc attribute): Adjust according to
11085 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
11086 Patrick Marlier <patrick.marlier@gmail.com>
11088 PR middle-end/51516
11089 * trans-mem.c (get_cg_data): Traverse aliases if requested.
11090 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
11091 (ipa_tm_note_irrevocable): Same.
11092 (ipa_tm_scan_irr_block): Same.
11093 (ipa_tm_decrement_clone_counts): Same.
11094 (ipa_tm_scan_irr_function): Same.
11095 (ipa_tm_create_version_alias): Same.
11096 (ipa_tm_create_version): Same.
11097 (ipa_tm_transform_calls_redirect): Same.
11098 (ipa_tm_transform_calls): Same.
11099 (ipa_tm_transform_transaction): Same.
11100 (ipa_tm_execute): Same.
11102 2012-01-10 Richard Guenther <rguenther@suse.de>
11104 PR middle-end/51806
11105 * opts.c (common_handle_option): Handle -Werror.
11107 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
11109 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
11112 2012-01-10 Jason Merrill <jason@redhat.com>
11114 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
11117 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11119 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
11120 supports R_386_TLS_GD_PLT reloc.
11121 (gcc_cv_as_ix86_tlsldmplt): Check if linker
11122 supports R_386_TLS_LDM_PLT reloc.
11123 * configure: Regenerate.
11124 * config.in: Regenerate.
11126 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
11129 Extend __pgmx semantics to linearize memory.
11130 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
11131 determine if code comes inline or from libgcc.
11132 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
11133 (movmem_qi, movmem_qi): Set constraint #2 to "n".
11134 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
11135 (movmemx_qi, movmemx_hi): New insns.
11136 (xload_<mode>_libgcc): Rewrite to new insn condition.
11137 (xload_<mode>): Remove insns.
11138 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
11139 cases that don't satisfy avr_xload_libgcc_p().
11140 (avr_addr_space_convert): Allow converting in any direction.
11141 (avr_addr_space_subset_p): Return always true.
11142 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
11143 (avr_emit_movmemhi): Ditto.
11144 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
11145 (avr_out_movmem): Ditto.
11146 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
11147 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
11148 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
11149 (avr_encode_section_info): Encode 'progmem' in symbol flags.
11150 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
11152 2012-01-10 Richard Guenther <rguenther@suse.de>
11154 PR tree-optimization/50913
11155 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
11156 Require data-refs to be representable by Graphite with respect
11159 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
11161 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
11162 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
11164 2012-01-10 Tom de Vries <tom@codesourcery.com>
11166 PR rtl-optimization/51271
11167 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
11168 handling annulled branch.
11170 2012-01-10 Richard Henderson <rth@redhat.com>
11172 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
11173 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
11174 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
11175 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
11176 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
11177 arm_expand_vec_perm_const): New.
11178 * config/arm/arm-protos.h: Update.
11179 * config/arm/neon.md (UNSPEC_VCONCAT): New.
11180 (*neon_vswp<VDQX>): New.
11181 (neon_vcombine<VDX>): Use neon_split_vcombine.
11182 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
11183 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
11184 (vec_perm<VE>): New.
11186 2012-01-10 Richard Henderson <rth@redhat.com>
11188 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
11189 use it if reload_completed.
11190 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
11191 arm_output_asm_insn, arm_process_output_memory_barrier,
11192 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
11193 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
11194 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
11195 arm_process_output_sync_insn, arm_output_sync_insn,
11196 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
11197 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
11198 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
11199 (emit_unlikely_jump): New.
11200 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
11201 (arm_split_atomic_op): New.
11202 * config/arm/arm-protos.h: Update.
11203 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
11204 (struct arm_sync_generator): Remove.
11205 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
11206 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
11207 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
11208 (VUNSPEC_LL, VUNSPEC_SC): New.
11209 (sync_result, sync_memory, sync_required_value, sync_new_value,
11210 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
11211 (attr length): Don't use arm_sync_loop_insns.
11212 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
11213 (movsfcc, movdfcc): Likewise.
11214 * config/arm/constraints.md (Ua): New.
11215 * config/arm/prediates.md (mem_noofs_operand): New.
11216 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
11217 (sync_clobber, sync_t2_reqd): Remove.
11218 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
11219 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
11220 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
11221 (arm_sync_compare_and_swap<SIDI>): Remove.
11222 (arm_sync_compare_and_swap<NARROW>): Remove.
11223 (arm_sync_lock_test_and_set<SIDI>): Remove.
11224 (arm_sync_lock_test_and_set<NARROW>): Remove.
11225 (arm_sync_new_<syncop><SIDI>): Remove.
11226 (arm_sync_new_<syncop><NARROW>): Remove.
11227 (arm_sync_new_nand<SIDI>): Remove.
11228 (arm_sync_new_nand<NARROW>): Remove.
11229 (arm_sync_old_<syncop><SIDI>): Remove.
11230 (arm_sync_old_<syncop><NARROW>): Remove.
11231 (arm_sync_old_nand<SIDI>): Remove.
11232 (arm_sync_old_nand<NARROW>): Remove.
11233 (*memory_barrier): Merge arm_output_memory_barrier.
11234 (atomic_compare_and_swap<QHSD>): New.
11235 (atomic_compare_and_swap<NARROW>_1): New.
11236 (atomic_compare_and_swap<SIDI>_1): New.
11237 (atomic_exchange<QHSD>): New.
11238 (cas_cmp_operand, cas_cmp_str): New.
11239 (atomic_op_operand, atomic_op_str): New.
11240 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
11241 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
11242 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
11243 (arm_load_exclusive<NARROW>): New.
11244 (arm_load_exclusivesi, arm_load_exclusivedi): New.
11245 (arm_store_exclusive<QHSD>): New.
11247 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
11249 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
11250 reload patterns if -mvsx-scalar-memory.
11252 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
11253 generated, even -mno-vsx-scalar-double was used.
11254 (vsx_xscvdpsp_scalar): Likewise.
11255 (vsx_xscvspdp_scalar2): Likewise.
11257 2012-01-09 Tom de Vries <tom@codesourcery.com>
11258 Andrew Pinski <apinski@cavium.com>
11261 * reorg.c (fill_slots_from_thread): Don't speculate
11262 frame-related insns.
11264 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
11266 * sched-int.h (bb_note): Move to...
11267 * basic-block.h: ...here.
11268 * haifa-sched.c (bb_note): Move to...
11269 * cfgrtl.c: ...here.
11270 * function.c (next_block_for_reg): New function.
11271 (move_insn_for_shrink_wrap): Likewise.
11272 (prepare_shrink_wrap): Rewrite to use the above.
11274 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
11276 * gimple.c (is_gimple_non_addressable): Remove.
11277 * gimple.h: Remove is_gimple_non_addressable.
11278 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
11279 is_gimple_non_addressable.
11280 * trans-mem.c (expand_assign_tm): Same.
11282 2012-01-09 Richard Guenther <rguenther@suse.de>
11284 PR tree-optimization/51775
11285 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
11286 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
11288 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11290 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
11292 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
11294 2012-01-09 Richard Guenther <rguenther@suse.de>
11296 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
11298 2012-01-08 Jan Hubicka <jh@suse.cz>
11300 PR tree-optimize/51680
11301 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
11302 on when known_vals needs to be computed; cleanup.
11304 2012-01-08 Jan Hubicka <jh@suse.cz>
11306 PR tree-optimize/51694
11307 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
11309 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
11311 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
11312 for -std=c++98 and -std=c++11 too.
11314 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
11316 * cfgloop.c (cancel_loop): Add free() of bbs array.
11318 2012-01-07 Jan Hubicka <jh@suse.cz>
11320 PR tree-optimization/51600
11321 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
11322 that benefits small functions.
11324 2012-01-07 Jan Hubicka <jh@suse.cz>
11326 * ipa-inline.c (want_inline_small_function_p): Fix formating.
11328 2012-01-07 Jan Hubicka <jh@suse.cz>
11330 PR tree-optimization/51680
11331 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
11332 whose inlining reduce unit size.
11334 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
11337 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
11338 Add canonical node to containing_mem chain after the non-canonical
11339 one, even if there weren't any locs to propagate.
11340 (remove_useless_values): Keep only canonical values.
11341 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
11342 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
11343 canonicalize mem_chain elements that are not discarded.
11345 2012-01-06 Jakub Jelinek <jakub@redhat.com>
11348 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
11349 before emitting functions.
11351 PR gcov-profile/50127
11352 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
11353 clear_aux_for_blocks.
11355 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
11358 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
11360 2012-01-06 Arnaud Charlet <charlet@adacore.com>
11362 * c-decl.c (ext_block): Moved up.
11363 (collect_all_refs, for_each_global_decl): Take ext_block into account.
11365 2012-01-06 Han Shen <shenhan@google.com>
11367 Translate built-in include paths for sysroot.
11368 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
11369 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
11371 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
11372 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
11374 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
11375 control whether sysroot should be prepended to gxx include dir.
11377 * configure: Regenerate.
11379 2012-01-06 Torvald Riegel <triegel@redhat.com>
11381 PR rtl-optimization/51771
11382 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
11383 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
11385 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
11387 PR tree-optimization/51315
11388 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
11389 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
11391 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
11394 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
11395 for shrp pattern. Correctly handle and fixup shift variable.
11396 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
11398 2012-01-05 Jakub Jelinek <jakub@redhat.com>
11401 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
11402 note when !ACCUMULATE_OUTGOING_ARGS.
11404 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
11406 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
11408 (extract_range_from_unary_expr_1): Avoid useless computations.
11410 2012-01-05 Jakub Jelinek <jakub@redhat.com>
11412 PR rtl-optimization/51767
11413 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
11414 of jump_block and add an extra edge for degenerated asm gotos.
11416 PR middle-end/51768
11417 * stmt.c (check_unique_operand_names): Don't ICE during error
11418 reporting if i is from labels chain.
11420 PR middle-end/44777
11421 * profile.c (branch_prob): Split bbs that have exit edge
11422 and need a fake entry edge too.
11424 2012-01-05 Jan Hubicka <jh@suse.cz>
11426 PR middle-end/49710
11427 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
11430 2012-01-05 Richard Guenther <rguenther@suse.de>
11433 * tree-streamer-out.c (write_ts_optimization): New function.
11434 (streamer_write_tree_body): Call it.
11435 * tree-streamer-in.c (lto_input_ts_optimization): New function.
11436 (streamer_read_tree_body): Call it.
11437 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
11439 2012-01-05 Jakub Jelinek <jakub@redhat.com>
11441 PR middle-end/51761
11442 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
11443 * gimplify.c (gimplify_cleanup_point_expr): Save and set
11444 in_cleanup_point_expr before gimplify_stmt call and restore it
11446 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
11447 in_cleanup_point_expr is false.
11449 2012-01-05 Richard Guenther <rguenther@suse.de>
11451 PR middle-end/51764
11452 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
11454 * toplev.c (process_options): Reject combining mudflap and LTO.
11455 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
11457 2012-01-05 Richard Guenther <rguenther@suse.de>
11459 PR tree-optimization/51760
11460 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
11462 (bit_value_unop): Handle UNDEFINED operands.
11463 (bit_value_binop): Likewise.
11465 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
11467 * config/avr/avr.c (avr_replace_prefix): Remove.
11468 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
11469 (avr_asm_function_rodata_section): Ditto.
11470 (avr_asm_select_section): Ditto.
11472 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
11474 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
11477 2012-01-05 Jakub Jelinek <jakub@redhat.com>
11480 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
11481 calls that have any non-fake successor edges.
11484 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
11486 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
11488 PR tree-optimization/51624
11489 * tree-sra.c (build_ref_for_model): When replicating a chain of
11490 COMPONENT_REFs, stop as soon as the offset would become negative.
11492 2012-01-04 Jakub Jelinek <jakub@redhat.com>
11495 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
11496 in .debug_loc on the floor.
11498 2012-01-04 Andrew Pinski <apinski@cavium.com>
11500 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
11502 2012-01-04 Andrew Pinski <apinski@cavium.com>
11503 Adam Nemet <anemet@caviumnetworks.com>
11505 * config/mips/mips.md (size): Add SI and DI.
11506 (SIZE): New mode attribute.
11507 (U): New code attribute.
11508 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
11509 (mips_lbux_<mode>): Delete.
11510 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
11511 (mips_lhx): Use gen_mips_lhx_extsi.
11512 (mips_lhx_<mode>): Delete.
11513 (mips_lwx): Delete.
11514 (mips_l<size>x): New expand.
11515 (mips_lwx_<mode>): Delete.
11516 (mips_l<GPR:size>x_<P:mode>): New pattern.
11517 (*mips_lw<u>x_<P:mode>_ext): Likewise.
11518 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
11519 * config/mips/mips.c (mips_lx_address_p): New function.
11520 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
11521 (dsp64): New availability predicate.
11522 (mips_builtins): Add an entry for __builtin_mips_ldx.
11523 * config/mips/mips.h (ISA_HAS_LBX): New define.
11524 (ISA_HAS_LBUX): Likewise.
11525 (ISA_HAS_LHX): Likewise.
11526 (ISA_HAS_LHUX): Likewise.
11527 (ISA_HAS_LWX): Likewise.
11528 (ISA_HAS_LWUX): Likewise.
11529 (ISA_HAS_LDX): Likewise.
11530 * doc/extend.texi (__builtin_mips_ldx): Document.
11532 2012-01-04 Tristan Gingold <gingold@adacore.com>
11534 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
11535 when long pointers are used.
11536 * config.build (*-*-*vms*): Handle all OpenVMS targets.
11537 (alpha64-dec-*vms*, alpha*-dec-*vms*)
11538 (ia64-hp-*vms*): Remove.
11539 * config/vms/xm-vms64.h: Delete.
11541 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
11543 PR middle-end/51472
11544 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
11546 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
11548 * opts.c (finish_options): Remove duplicate sorry.
11550 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
11552 PR middle-end/51696
11553 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
11556 2012-01-04 Richard Guenther <rguenther@suse.de>
11558 PR middle-end/51750
11559 * tree.c (size_low_cst): New function.
11560 * tree.h (size_low_cst): Declare.
11561 * fold-const.c (fold_comparison): Use it to extract the low
11562 part of the POINTER_PLUS_EXPR offset.
11564 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
11566 Fix clearing ZERO_REG
11567 * config/avr/avr.md (cc): Add alternative "ldi".
11568 (movqi_insn): Use it in cc attribute.
11569 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
11570 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
11571 (output_reload_insisf): Use ZERO_REG to pre-clear register.
11573 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11575 * configure: Regenerate.
11577 2012-01-04 Richard Guenther <rguenther@suse.de>
11579 PR tree-optimization/49651
11580 * tree-ssa-structalias.c (type_can_have_subvars): New function.
11581 (var_can_have_subvars): Use it.
11582 (get_constraint_for_1): Only consider subfields if there can be any.
11584 2012-01-03 Jakub Jelinek <jakub@redhat.com>
11587 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
11588 to its new canonical_cselib_val and the cselib_val was in
11589 first_containing_mem chain, but the canonical_cselib_val was not,
11590 add the latter into the chain.
11591 (cselib_invalidate_mem): Compare canonical_cselib_val of
11592 addr_list chain elt with v.
11595 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
11596 dwarf2out_undef): Allocate e.info using ggc_strdup instead
11598 (output_macinfo_op): Don't ggc_strdup fd->filename.
11599 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
11600 then ggc_strdup it. Don't free inc->info or cur->info.
11601 (output_macinfo): Don't free ref->info or file->info.
11603 2012-01-03 Ira Rosen <irar@il.ibm.com>
11605 PR tree-optimization/51269
11606 * tree-vect-loop-manip.c (set_prologue_iterations): Make
11607 first_niters a pointer.
11608 (slpeel_tree_peel_loop_to_edge): Likewise.
11609 (vect_do_peeling_for_loop_bound): Update call to
11610 slpeel_tree_peel_loop_to_edge.
11611 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
11612 here. Remove it from the parameters list.
11613 (vect_do_peeling_for_alignment): Update calls and compute
11614 wide_prolog_niters.
11616 2012-01-03 Richard Guenther <rguenther@suse.de>
11618 PR tree-optimization/51070
11619 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
11620 Properly handle calls.
11622 2012-01-03 Richard Guenther <rguenther@suse.de>
11624 PR tree-optimization/51692
11625 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
11626 the LHS of allocation stmts.
11628 2012-01-03 Olivier Hainque <hainque@adacore.com>
11630 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
11632 2012-01-03 Olivier Hainque <hainque@adacore.com>
11634 * collect2.c (main): In AIX specific computations for vector
11635 insertions, use CONST_CAST2 to cast from char ** to const char **.
11637 2012-01-03 Richard Guenther <rguenther@suse.de>
11640 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
11641 the context of a limbo DIE when it does not already exist.
11643 2012-01-03 Jakub Jelinek <jakub@redhat.com>
11645 PR tree-optimization/51719
11646 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
11647 but direct call is, clear direct call's lhs and don't add fallthrough
11648 edge from dcall_bb to join_bb and PHIs.
11650 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11652 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
11653 the instructions emitted by the pattern.
11654 ("*TDC_insn_<mode>"): Add comment.
11656 2012-01-03 Richard Guenther <rguenther@suse.de>
11658 PR middle-end/51730
11659 * fold-const.c (fold_comparison): Properly canonicalize
11660 tree offset and HOST_WIDE_INT bit position.
11662 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
11664 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
11665 operands for extzv pattern.
11667 2012-01-02 Jakub Jelinek <jakub@redhat.com>
11670 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
11673 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
11675 * doc/invoke.texi (-flto and related options): Copy-edit.
11677 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
11679 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
11681 2012-01-02 Jakub Jelinek <jakub@redhat.com>
11683 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
11686 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
11688 * expr.h (move_by_pieces_ninsns): Declare.
11689 * expr.c (move_by_pieces_ninsns): Make external.
11690 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
11691 (mips_store_by_pieces_p): Likewise.
11692 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
11693 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
11694 * config/mips/mips.c (mips_move_by_pieces_p): New function.
11695 (mips_store_by_pieces_p): Likewise.
11697 2012-01-02 Jakub Jelinek <jakub@redhat.com>
11699 * passes.c (register_one_dump_file): Free full_name.
11701 * reload1.c (reload): Don't allocate reg_max_ref_width here.
11702 (calculate_elim_costs_all_insns): Free offsets_at and
11703 offsets_known_at at the end and clear the pointers.
11705 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
11707 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
11708 this option introduced in r180739.
11710 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
11713 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
11714 (tmake_file target=avr): Add avr/t-multilib.
11716 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
11717 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
11718 * config/avr/genmultilib.awk: New file.
11719 * config/avr/t-multilib: New auto-generated file.
11720 * config/avr/multilib.h: New auto-generated file.
11721 * config/avr/t-avr (AVR_MCUS): New variable.
11722 (genopt.sh): Use it.
11723 (s-mlib): Depend on t-multilib.
11724 (t-multilib, multilib.h): New dependencies.
11725 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
11726 (MULTILIB_OPTIONS): Remove.
11727 (MULTILIB_MATCHES): Remove.
11728 (MULTILIB_DIRNAMES): Remove.
11729 (MULTILIB_EXCEPTIONS): Remove:
11730 * config/avr/genopt.sh: Don't use hard coded file name;
11731 pass AVR_MCUS from t-avr instead.
11733 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
11735 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
11737 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
11739 Implement light-weight DImode support.
11740 * config/avr/avr-dimode.md: New file.
11741 * config/avr/avr.md: Include it.
11742 (adjust_len): Add plus64, compare64.
11743 (HIDI): Remove code iterator.
11744 (code_stdname): New code attribute.
11745 (rotx, rotsmode): Remove DI.
11746 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
11748 * config/avr/avr-protos.h (avr_have_dimode): New.
11749 (avr_out_plus64, avr_out_compare64): New.
11750 * config/avr/avr.c (avr_out_compare): Handle DImode.
11751 (avr_have_dimode): New variable definition and initialization.
11752 (avr_out_compare64, avr_out_plus64): New functions.
11753 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
11754 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
11755 (avr_compare_pattern): Skip DImode comparisons.
11757 2012-01-02 Revital Eres <revital.eres@linaro.org>
11759 * ddg.c (def_has_ccmode_p): New function.
11760 (add_cross_iteration_register_deps,
11761 create_ddg_dep_from_intra_loop_link): Call it.
11763 2012-01-02 Richard Guenther <rguenther@suse.de>
11766 * invoke.texi (fassociative-math): Remove spurious paranthesis.
11768 2012-01-01 Jakub Jelinek <jakub@redhat.com>
11770 * gcc.c (process_command): Update copyright notice dates.
11771 * gcov.c (print_version): Likewise.
11772 * gcov-dump.c (print_version): Likewise.
11773 * mips-tfile.c (main): Likewise.
11774 * mips-tdump.c (main): Likewise.
11776 2012-01-01 Ira Rosen <irar@il.ibm.com>
11778 PR tree-optimization/51704
11779 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
11780 a use is inside the basic block or loop before accessing its vect info.
11782 2012-01-01 Jan Hubicka <jhjh@suse.cz>
11784 PR rtl-optimization/51069
11785 * cfgloopmanip.c (remove_path): Removing path making irreducible
11786 region unconditional makes BB part of the region.
11788 2012-01-01 Jakub Jelinek <jakub@redhat.com>
11790 PR tree-optimization/51683
11791 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
11792 calls with side-effects.
11793 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
11795 Copyright (C) 2012 Free Software Foundation, Inc.
11797 Copying and distribution of this file, with or without modification,
11798 are permitted in any medium without royalty provided the copyright
11799 notice and this notice are preserved.