1 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
3 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
4 Use strip_name_encoding target hook.
6 2012-05-22 Richard Guenther <rguenther@suse.de>
8 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
9 (init_function_for_compilation): Remove.
10 * tree-dfa.c (find_vars_r): Take struct function argument.
11 (find_referenced_vars_in): Adjust.
12 * tree-ssa-operands.c (clobber_stats): Remove.
13 (create_vop_var): Take struct function argument. Mark
14 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
15 (init_ssa_operands): Take struct function argument.
16 (fini_ssa_operands): Do not dump dead stats.
17 * tree-ssa-operands.h (init_ssa_operands): Take struct function
19 * cgraphunit.c (init_lowered_empty_function): Adjust.
20 * lto-streamer-in.c (input_cfg): Likewise.
21 * tree-inline.c (initialize_cfun): Likewise.
22 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
23 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching
25 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
26 virtual operands are not registers.
28 2012-05-22 Richard Guenther <rguenther@suse.de>
30 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous
33 2012-05-22 Richard Guenther <rguenther@suse.de>
36 * tree-inline.c (setup_one_parameter): Create a dummy init
37 statement for unused parameters when not optimizing.
39 2012-05-22 Richard Guenther <rguenther@suse.de>
41 * tree-flow.h (add_referenced_var_1): Declare.
42 (add_referenced_var): Define.
43 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash
45 (add_referenced_var): Rename to ...
46 (add_referenced_var_1): ... this. Take struct function argument.
48 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
51 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
52 * config/arm/arm.c (arm_validize_comparison): Define.
53 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
54 arm_validize_comparison.
55 ("cbranchdi4"): Likewise.
56 ("cstoredi4"): Likewise.
57 ("movsicc"): Likewise.
58 ("movsfcc"): Likewise.
59 ("movdfcc"): Likewise.
61 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
63 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
66 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
68 PR tree-optimization/53336
69 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
70 non-integer integral types to offset type and vice versa.
72 2012-05-22 Alan Modra <amodra@gmail.com>
74 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
75 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
76 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
77 V_SAVE_INLINE): Delete.
78 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
79 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
80 For ELF targets, use out-of-line restores for -Os and any number
81 of regs if the restore exits, and out-of-line gp save for two or
82 more regs. Use save_reg_p to test for holes in reg restore set.
83 Replace "#if" with "if".
85 2012-05-22 Alan Modra <amodra@gmail.com>
87 * config/rs6000/rs6000.c (save_reg_p): New function.
88 (first_reg_to_save, first_fp_reg_to_save): Use it here.
89 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
90 (emit_frame_save): Use gen_frame_store.
91 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
92 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
94 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
95 vrsave, toc, gp and fp restores.
97 2012-05-22 Alan Modra <amodra@gmail.com>
99 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
100 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
101 Move function pointer variables after forward declarations.
102 (rs6000_builtin_support_vector_misalignment): Make static.
103 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
104 (rs6000_function_value, rs6000_can_eliminate): Likewise.
106 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
108 PR rtl-optimization/53373
109 * caller-save.c (save_call_clobbered_regs): Look into a possible
110 PARALLEL manually rather than using single_set on a call insn.
112 2012-05-21 Jakub Jelinek <jakub@redhat.com>
114 PR tree-optimization/53436
115 * omp-low.c (omp_build_component_ref): New function.
116 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
118 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
120 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
122 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
123 Do not print '.' here. Output operand lossage error for unhandled
128 <case 'z'>: Hardcode "code" argument into error strings.
130 <case 'D'>: Merge AVX and non-AVX codes.
131 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
132 Update call to put_condition_code.
134 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
136 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
138 (clzsi2): New expander.
139 (*clzsi2_68k): New insn.
140 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
142 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
144 * gimple.h (gimple_set_in_transaction): Remove.
145 (gimple_in_transaction): Look in BB instead.
146 (gimple_statement_base): Remove in_transaction field.
147 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
148 * trans-mem.c (compute_transaction_bits): Place transaction bit
149 information into basic blocks.
151 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
153 * expr.c (get_def_for_expr_class): Define only if
154 HAVE_conditional_move.
155 (convert_tree_comp_to_rtx): Likewise.
157 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
160 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
162 (ffssi2_no_cmove): Ditto.
163 (*ffs<mode>_1): Remove insn pattern.
164 (*tzcnt<mode>_1): New insn pattern.
165 (*bsf<mode>1): Ditto.
167 2012-05-21 Richard Guenther <rguenther@suse.de>
169 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
170 more referenced vars.
171 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
172 flag on variables that have a var-annotation.
174 2012-05-21 Joseph Myers <joseph@codesourcery.com>
177 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
178 from folded operands before wrapping another around the
179 conditional expression.
181 2012-05-21 Jakub Jelinek <jakub@redhat.com>
183 PR tree-optimization/53366
184 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
185 tests if complex_numbers == 2, but there are non-complex number loads
188 PR tree-optimization/53409
189 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
190 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
192 PR tree-optimization/53410
193 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
194 instead of build_int_cst (type, 0) where vector types might be
195 involved. Instead of build_int_cst (type, 1) convert the original
196 integer_onep argument to the desired type.
198 2012-05-21 Michael Matz <matz@suse.de>
200 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
201 (simplify_test_exp): Handle one more case of distributive law,
202 decrease cost threshold.
203 (tests_attr_p, get_attr_order): New functions.
204 (optimize_attrs): Use topological order, inline only cheap values.
205 (write_attr_set): Reset our_known_true after some time.
207 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
210 * config/i386/i386.c (type_natural_mode): Warn passing SSE
211 vector argument without SSE enabled changes the ABI.
213 2012-05-21 Richard Guenther <rguenther@suse.de>
215 PR tree-optimization/53408
216 * tree-vect-loop.c (vectorizable_induction): Properly check
217 the restriction that we cannot handle induction results from
218 the inner loop outside of the outer loop.
220 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
223 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
224 (UNSPECV_RDRAND): This.
225 (rdrand<mode>_1): Updated.
227 2012-05-21 Richard Guenther <rguenther@suse.de>
229 * tree-loop-distribution.c (can_generate_builtin): Reject
232 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
234 * Makefile.in (options.c): Add options.h to included header
237 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
239 * tree-parloops.c : Add myself to contributors, update
240 TODO list, add link to wiki.
242 2012-05-21 Alan Modra <amodra@gmail.com>
244 * config/rs6000/predicates.md (input_operand): Don't match
245 constant pool addresses. Remove label_ref, high and plus from
246 match_code list. Remove redundant CONSTANT_P test.
247 (splat_input_operand): Similarly update match_code list.
248 (small_toc_ref): New predicate.
249 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
250 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
251 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
253 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
254 generated by create_TOC_reference.
255 (rs6000_legitimize_address): Update cerate_TOC_reference call.
256 (rs6000_delegitimize_address): Handle new rtl for toc refs.
257 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
258 (use_toc_relative_ref): New function, split out from..
259 (rs6000_emit_move): ..here. Remove redundant tests. Update
260 create_TOC_reference calls.
261 (rs6000_legitimize_reload_address): Formatting. Handle splitting
262 of medium/large model toc addresses. Use use_toc_relative_ref.
263 (print_operand): Formatting, style. Adjust for toc changes.
264 (print_operand_address): Likewise.
265 (rs6000_output_addr_const_extra): Likewise.
266 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
267 than a PLUS. Use this formulation for both high and low part
268 of -mcmodel=medium/large toc reference too. Before reload,
269 always use the small model formulation.
270 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
271 a PLUS in high part of addresses here.
272 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
273 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
274 (largetoc_high, largetoc_low): Move earlier. Cope when no
276 (largetoc_high_plus): New insn.
277 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
278 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
279 (tocref): ..instead do so here, new insn and split.
281 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
283 * config/i386/driver-i386.c (host_detect_local_cpu): Support
284 RDRND, F16C and FSGSBASE.
286 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
288 PR rtl-optimzation/53373
289 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
290 call pattern. Update split patterns.
291 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
292 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
294 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
296 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
299 2012-05-18 Jan Hubicka <jh@suse.cz>
301 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
302 (cgraph_process_new_functions): Process also aliases.
303 * lto-streamer-out.c (struct sets): Remove.
304 (trivally_defined_alias): Remove.
305 (output_alias_pair_p): Remove.
306 (output_unreferenced_globals): Remove.
307 (produce_symtab); Do not handle alias pairs.
308 (produce_asm_for_decls): Likewise.
309 * lto-streamer-in.c (input_alias_pairs): Remove.
310 (lto_read_body): Do not input alias pairs.
311 (lto_input_constructors_and_inits): Remove.
313 2012-05-18 Jan Hubicka <jh@suse.cz>
315 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
318 2012-05-18 Jan Hubicka <jh@suse.cz>
320 * cgraphbuild.c (record_reference): Update.
321 * lto-cgraph.c (lto_output_varpool_node): External vars
322 are not in other partition even if they are not output
323 in current partition.
324 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
326 (canonicalize_constructor_val): Take FROM_DECL argument.
327 (fold_ctor_reference, fold_string_cst_ctor_reference,
328 fold_array_ctor_reference, fold_nonarray_ctor_reference,
329 fold_ctor_reference): Likewise.
330 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
331 * gimple.h (gimple_fold_builtin): Likewise.
333 2012-05-18 Olivier Hainque <hainque@adacore.com>
335 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
336 $(libsubdir) as libexecsubdir.
338 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
340 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
341 relied on signed overflow behavior.
343 2012-05-18 Richard Guenther <rguenther@suse.de>
345 PR tree-optimization/53346
346 * tree-loop-distribution.c (ldist_gen): Make sure to apply
347 builtin transform even when only a single partition with
348 all reads/writes exists.
350 2012-05-18 Richard Guenther <rguenther@suse.de>
352 PR tree-optimization/53390
353 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
356 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
358 * tree-ssa-reassoc.c (bip_map): Remove decl.
359 (completely_remove_stmt): Remove function.
360 (remove_def_if_absorbed_call): Remove function.
361 (remove_visited_stmt_chain): Remove __builtin_powi handling.
362 (possibly_move_powi): Remove function.
363 (rewrite_expr_tree): Remove calls to possibly_move_powi.
364 (rewrite_expr_tree_parallel): Likewise.
365 (attempt_builtin_powi): Build multiplies explicitly rather than
366 relying on the ops vector and rank system.
367 (transform_stmt_to_copy): New function.
368 (transform_stmt_to_multiply): Likewise.
369 (reassociate_bb): Handle leftover operations after __builtin_powi
370 optimization; build a final multiply if necessary.
372 2012-05-18 Jan Hubicka <jh@suse.cz>
374 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
375 (mark_functions_to_output): Fix sanity check.
376 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
378 2012-05-18 Richard Guenther <rguenther@suse.de>
380 * tree-flow.h (mark_symbols_for_renaming): Remove.
381 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
382 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
383 (copy_debug_stmt): Likewise.
384 (expand_call_inline): Likewise.
385 (declare_return_variable): Mark the return variable for renaming
388 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
390 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
392 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
393 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
394 (ashrdi3,lshrdi3): Likewise.
395 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
397 2012-05-18 Meador Inge <meadori@codesourcery.com>
399 PR rtl-optimization/53352
400 * cse.c (equiv_constant): Ignore paradoxical subregs.
402 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
404 PR rtl-optimization/53125
405 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
406 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
407 die in the basic block. Correctly top off REG_FREQ and
408 REG_FREQ_CALLS_CROSSED.
410 (regstat_compute_ri): Allocate and free local_live_last_luid.
412 (regstat_bb_compute_calls_crossed): Correctly top off
413 REG_FREQ_CALLS_CROSSED.
415 2012-05-17 Jan Hubicka <jh@suse.cz>
417 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
418 constructor over decl without.
419 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
420 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
421 * cgraphunit.c (process_function_and_variable_attributes): Finalize
423 (mark_functions_to_output): Also accept bodies for functions with
425 (output_in_order): Skip external vars.
426 * lto-cgraph.c (lto_output_node): External functions are never in other
428 (lto_output_varpool_node): Likewise.
429 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
430 forgotten initializers.
431 * ipa.c (process_references): Handle external vars.
432 (symtab_remove_unreachable_nodes): Update to handle external vars.
433 (varpool_externally_visible_p): External vars are externally visible.
434 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
435 * varpool.c (varpool_remove_node): Remove constructor.
436 (decide_is_variable_needed): Handle externals.
437 (varpool_remove_unreferenced_decls): Likewise.
439 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
441 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
442 (enable_warning_as_error): Do not special case Wuninitialized.
443 * optc-gen.awk: Add sanity checks.
445 2012-05-17 Jan Hubicka <jh@suse.cz>
447 * ipa-reference.c (is_proper_for_analysis): Do not check flags
448 that might change as result of global optimization.
449 (analyze_function): Do not check analyzed and externally_visible
450 flags; be happy about address dereferences.
451 (propagate): Prune all_module_statics so it really contains just
452 statics; prune all the local summaries.
453 (ipa_reference_write_optimization_summary): Simplify.
455 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
457 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
458 * config/m68k/m68k-tables.opt: Regenerated.
459 * doc/invoke.texi (M680x0 Options): Document.
461 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
462 Patrick Marlier <patrick.marlier@gmail.com>
464 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
467 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
469 * configure: Regenerated.
471 2012-05-16 Andrew Pinski <apinski@cavium.com>
473 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
476 2012-05-16 David S. Miller <davem@davemloft.net>
478 * jump.c (delete_related_insns): If we remove a CALL, make sure
479 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
481 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
483 PR tree-optimization/53217
484 * tree-ssa-reassoc.c (bip_map): New static variable.
485 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
486 (attempt_builtin_powi): Save feeding multiplies on a stack.
487 (reassociate_bb): Create and destroy bip_map.
489 2012-05-16 Olivier Hainque <hainque@adacore.com>
491 * Makefile.in (install-no-fixedincludes): New target, former toplevel
492 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
493 Add comments and improve stamp preservation across the whole sequence.
494 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
496 2012-05-16 Richard Guenther <rguenther@suse.de>
498 * tree-inline.c (insert_init_stmt): Do not call
499 mark_symbols_for_renaming.
500 (setup_one_parameter): Avoid initializing unused parameters.
501 (declare_return_variable): Properly handle DECL_BY_REFERENCE
502 return vars in SSA form.
504 2012-05-16 Richard Guenther <rguenther@suse.de>
506 * tree-flow.h (get_virtual_var): Remove.
507 * tree-dfa.c (get_virtual_var): Likewise.
509 2012-05-16 Richard Guenther <rguenther@suse.de>
511 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
512 Remove set-only bitmap of new names.
513 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
515 * tree-flow.h (ssa_names_to_replace): Remove.
516 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
518 2012-05-16 Richard Guenther <rguenther@suse.de>
520 PR tree-optimization/53364
521 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
522 detect a view-conversion of the decl.
524 2012-05-16 Dodji Seketeli <dodji@redhat.com>
527 * c-tree.h (enum c_declspec_word): Declare new enum.
528 (struct c_declspecs::locations): New member.
529 (declspecs_add_qual, declspecs_add_scspec)
530 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
532 * c-decl.c (build_null_declspecs): Initialize the new struct
533 c_declspecs::locations member.
534 (declspecs_add_addrspace): Take a location parameter for the
535 address space. Store it onto declaration specifiers.
536 (declspecs_add_qual): Likewise, take a location parameter for the
538 (declspecs_add_type): Likewise, take a location parameter for the
540 (declspecs_add_scspec): Likewise, take a location parameter for
541 the storage class specifier.
542 (declspecs_add_attrs): Likewise, take a location parameter for the
544 (declspecs_add_alignas): Likewise, take a location parameter for
546 (finish_declspecs): For diagnostics, use the location of the
547 relevant declspec, instead of the global input_location.
548 * c-parser.c (c_parser_parameter_declaration): Pass the precise
549 virtual location of the declspec to the declspecs-setters.
550 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
553 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
555 * configure.ac: Stack protector enabling for Android targets.
556 * configure: Regenerate.
558 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
560 * ira.c (pseudo_move_insn): Delete.
561 (find_moveable_pseudos): Don't set it.
562 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
563 the definitions of the original pseudo. Delete all of them.
565 2012-05-16 Olivier Hainque <hainque@adacore.com>
567 * config/rs6000/rs6000-opts.h (enum processor_type): Add
569 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
570 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
571 * config/rs6000/8540.md: indicate that the units/patterns apply to
574 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
575 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
576 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
577 related flags, check that what is queried is supported by the selected
578 configuration. Rework the single/double_float and MASK_STRING resets to
579 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
580 costs for PROCESSOR_PPC8548 as well.
581 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
582 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
583 statement instead of a sequence of ifs.
585 * config/rs6000/rs6000.h (TARGET_E500): Remove.
586 (TARGET_NO_LWSYNC): Adjust accordingly.
587 * config/rs6000/e500.h (TARGET_E500): Remove.
588 (CHECK_E500_OPTIONS): Adjust accordingly.
589 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
590 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
591 * config/rs6000/linuxspe.h: Likewise.
592 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
593 superfluous comments.
594 * config/rs6000/e500-double.h: Remove.
596 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
597 default to with_cpu=8548 if --enable-e500-double, and to 8540
599 (set misc flags section): For powerpc*|rs6000*, remove inclusion
600 of e500-double.h for --enable-e500-double.
602 2012-05-16 Olivier Hainque <hainque@adacore.com>
604 * Makefile.in (s-header-vars): Resort to -n instead of trailing
605 -e d in sed invocation.
607 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
609 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
611 * doc/tm.texi: Regenerate.
613 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
615 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
617 2012-05-15 Jakub Jelinek <jakub@redhat.com>
620 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
621 that operands[2] is either immediate, or q_regs_operand.
623 2012-05-15 Richard Guenther <rguenther@suse.de>
625 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
626 (assemble_thunk): Likewise. Manually rename and register
629 2012-05-15 Richard Guenther <rguenther@suse.de>
631 PR tree-optimization/53355
632 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
635 2012-05-15 Tristan Gingold <gingold@adacore.com>
637 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
639 2012-05-15 Richard Guenther <rguenther@suse.de>
641 * gimple.c (gimple_set_modified): Move ...
642 * gimple.h (gimple_set_modified): ... here.
644 2012-05-15 Tristan Gingold <gingold@adacore.com>
646 * ira-color.c (move_spill_restore): Add a guard.
648 2012-05-15 Tristan Gingold <gingold@adacore.com>
650 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
653 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
655 * gimplify.c (gimplify_init_constructor): Do a block move for very
656 small objects as well.
658 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
660 * ira.c (find_moveable_pseudos): Skip registers whose
661 DF_REG_EQ_USE_COUNT is nonzero.
663 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
665 * doc/md.texi (fma): Define to only be applicable for single rounding.
667 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
670 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
671 generate target register for "load" class builtins.
674 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
677 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
678 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
679 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
680 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
681 (<sse>_movu<ssemodesuffix>): New expander.
682 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
683 (avx_movdqu<avxmodesuffix>): New expander.
684 (*sse2_movdqu): Rename from sse2_movdqu.
685 (sse2_movdqu): New expander.
687 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
690 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
691 (canonicalize_perm): ... new function.
692 (expand_vec_perm_2vperm2f128_vshuf): New function.
693 (ix86_expand_vec_perm_const_1): Call it.
695 2012-05-14 Andrew Pinski <apinski@cavium.com>
696 H.J. Lu <hongjiu.lu@intel.com>
697 Jakub Jelinek <jakub@redhat.com>
700 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
703 2012-05-14 Jakub Jelinek <jakub@redhat.com>
705 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
706 lineno 1 the same as lineno 0 before first start file directive.
707 (optimize_macinfo_range): Likewise.
709 * dwarf2out.c (have_macinfo): Define.
710 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
711 attribute, don't force empty compilation unit and don't emit any
712 .debug_macinfo/.debug_macro section if macinfo_table is empty.
714 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
717 * config/avr/avr.c (avr_const_address_lo16): Remove.
718 (avr_assemble_integer): Print ".byte lo8(x)",
719 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
720 .warning if 3-byte address is assembled.
721 * doc/extend.texi (AVR Named Address Spaces): Document that
722 binutils 2.23 is needed to assemble 3-byte addresses.
724 2012-05-14 Richard Guenther <rguenther@suse.de>
726 * tree-vect-data-refs.c (vect_setup_realignment): Remove
727 call to mark_symbols_for_renaming.
728 (vect_permute_load_chain): Likewise.
729 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
730 instead of calling mark_symbols_for_renaming.
731 * tree-vect-stmts.c (read_vector_array): Remove call to
732 mark_symbols_for_renaming.
733 (write_vector_array): Likewise.
734 (vectorizable_call): Likewise.
735 (vectorizable_store): Likewise.
736 (vectorizable_load): Likewise.
737 * matrix-reorg.c (transform_allocation_sites): Likewise.
738 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
739 (create_expression_by_pieces): Likewise.
741 2012-05-14 Richard Guenther <rguenther@suse.de>
743 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
744 of statements for renaming.
745 (force_gimple_operand_1): Likewise, consistently for both
746 calls to force_gimple_operand and force_gimple_operand_gsi.
748 2012-05-14 Richard Guenther <rguenther@suse.de>
750 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
751 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
753 (expand_omp_for): Likewise.
754 (expand_omp_for_generic): Adjust conditional add to referenced vars.
755 Use make_rename_temp for temporaries that should be rewritten into
757 (expand_omp_for_static_nochunk): Likewise.
758 (expand_omp_atomic_pipeline): Likewise.
760 2012-05-14 Richard Guenther <rguenther@suse.de>
762 PR tree-optimization/53331
763 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
765 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
767 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
770 * doc/options.texi: (LangEnabledBy): Document it.
771 * optc-gen.awk: Handle LangEnabledBy.
772 * opth-gen.awk: Generate declaration for lang-specific functions.
773 * opt-read.awk: Record lang numbers.
774 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
775 (lang_sanitized_name): New.
777 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
779 * attribs.c (decl_attributes): Avoid emitting a warning if
781 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
782 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
783 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
785 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
786 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
787 BUILT_IN_STRCPY): Use it for these functions.
788 * postreload.c (reload_combine): Deal with SETs inside
789 CALL_INSN_FUNCTION_USAGE.
790 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
791 Look for REG_RETURNED notes and use a cheap restore if possible.
792 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
793 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
794 * ira-build.c (ira_create_allocno, create_cap_allocno,
795 propagate_allocno_info, propagate_some_info_from_allocno,
796 copy_info_to_removed_store_destination, ira_flattening): Handle it.
797 * ira-lives.c (pseudo_regno_single_word_and_live_p,
798 find_call_crossed_cheap_reg): New static functions.
799 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
800 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
801 a REG_RETURNED note in that case.
802 * ira.c (setup_reg_renumber): Change assert to allow cases where
803 allocnos only cross calls for which they are cheap to restore.
804 * ira-costs.c (ira_tune_allocno_costs): Compare
805 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
807 * reg-notes.def (REG_RETURNED): New note.
808 * cse.c (cse_insn): Likewise.
809 * sched-deps.c (sched_analyze_insn): Likewise.
810 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
811 * calls.c (decl_return_flags): New static function.
812 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
813 functions that return one of their arguments.
814 * regcprop.c (struct kill_set_value_data): New.
815 (kill_set_value): Interpret data as a pointer to such a struct.
816 Do nothing if the caller wants the register to be ignored.
817 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
819 2012-05-14 Richard Guenther <rguenther@suse.de>
821 PR tree-optimization/53340
822 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
824 2012-05-14 Richard Guenther <rguenther@suse.de>
826 * gimplify.c (gimplify_expr): Remove odd code.
828 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
830 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
831 into a PLUS_EXPR byte offset.
833 * tree-ssa-pre.c (can_value_number_call): Delete.
834 (compute_avail): Skip all statements with side effects.
835 <GIMPLE_CALL>: Skip calls to internal functions.
837 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
839 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
841 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
843 * common.opt (Wtype-limits): Use EnabledBy.
845 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
847 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
848 (pushtf splitter): Ditto.
850 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
851 (<code>tf2): Enable for TARGET_SSE.
852 (*absnegtf2_sse): Ditto.
853 (copysign<mode>3): Enable TFmode for TARGET_SSE.
854 (copysign<mode>3_const): Ditto.
855 (copysign<mode>3_var): Ditto.
856 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
857 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
859 * config/i386/i386.c (struct builtin_description bdesc_args)
860 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
861 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
862 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
863 Emit a normal call if SSE isn't available.
865 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
867 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
868 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
869 (<code><mode>3): Ditto.
870 (*andnot<mode>3): Ditto.
872 (*<code><mode>3): Ditto.
875 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
877 * optc-gen.awk: Error instead of warning for conflicting help.
879 2012-05-12 Jason Merrill <jason@redhat.com>
882 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
885 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
887 * function.c (requires_stack_frame_p): If the function can throw
888 non-call exceptions, return true if the insn can throw internally.
890 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
892 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
894 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
896 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
897 ORDERED and UNORDERED conditions.
899 2012-05-11 Richard Guenther <rguenther@suse.de>
901 * tree-flow.h (referenced_var_check_and_insert): Remove.
902 (find_new_referenced_vars): Likewise.
903 * tree-dfa.c (referenced_var_check_and_insert): Make static.
904 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
905 * tree-inline.c (copy_bb): Use find_referenced_vars_in
906 instead of find_new_referenced_vars.
907 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
909 2012-05-11 Richard Guenther <rguenther@suse.de>
911 * tree-pass.h (pass_rest_of_compilation,
912 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
914 * passes.c (pass_all_optimizations, pass_postreload,
915 pass_all_early_optimizations): Make static.
916 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
917 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
918 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
919 (delete_tree_ssa): Do not call fini_phinodes.
920 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
922 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
925 * doc/options.texi (EnabledBy): Document
926 * opts.c: Include opts.h and options.h before tm.h.
927 (finish_options): Do not handle some sub-options here...
928 (common_handle_option): ... instead call common_handle_option_auto here.
929 * optc-gen.awk: Handle EnabledBy.
930 * opth-gen.awk: Declare common_handle_option_auto.
931 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
932 (Wmaybe-uninitialized): Likewise.
933 (Wunused-but-set-variable): Likewise.
934 (Wunused-function): Likewise.
935 (Wunused-label): Likewise.
936 (Wunused-value): Likewise.
937 (Wunused-variable): Likewise.
938 * opt-read.awk: Create opt_numbers array.
940 2012-05-11 Richard Guenther <rguenther@suse.de>
942 PR tree-optimization/53295
943 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
945 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
946 strides when analyzing data-references in a loop context.
947 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
948 non-constant strides for now.
949 (vect_enhance_data_refs_alignment): Ignore data references
950 that are strided loads.
951 (vect_analyze_data_ref_access): Handle non-constant strides.
952 (vect_check_strided_load): Verify the data-reference is a load.
953 (vect_analyze_data_refs): Restructure to make strided load
954 support not dependent on gather support.
955 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
956 when doing strided or gather loads.
957 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
958 integer_zerop to compare stride with zero.
960 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
962 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
964 2012-05-11 Jan Hubicka <jh@suse.cz>
967 * varpool.c (varpool_assemble_decl): Also output constat pool entries
968 that output_constant_pool missed.
970 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
972 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
975 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
978 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
980 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
982 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
983 optimization for TARGET_AVX.
984 (*movti_internal_sse): Ditto.
985 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
986 (*movdi_internal): Ditto.
987 (*movsi_internal): Ditto.
988 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
989 (*movdf_internal_rex64): Ditto.
990 (*movfd_internal): Ditto.
991 (*movsf_internal): Ditto.
992 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
994 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
996 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
997 reference as size attribute.
999 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
1000 Tristan Gingold <gingold@adacore.com>
1002 * doc/md.texi (Standard Names): Document probe_stack_address.
1003 * explow.c (emit_stack_probe): Handle probe_stack_address.
1004 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
1005 (UNSPECV_PROBE_STACK_RANGE): Likewise.
1006 (probe_stack_address): New insn.
1007 (probe_stack_range): Likewise.
1008 * config/ia64/ia64.c: Include common/common-target.h.
1009 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
1010 checking is enabled.
1011 (ia64_emit_probe_stack_range): New function.
1012 (output_probe_stack_range): Likewise.
1013 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
1014 builtin stack checking is enabled.
1015 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
1016 and UNSPECV_PROBE_STACK_ADDRESS.
1017 (unknown_for_bundling_p): New predicate.
1018 (group_barrier_needed): Use important_for_bundling_p.
1019 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
1020 (issue_nops_and_insn): Likewise.
1021 (bundling): Likewise.
1022 (final_emit_insn_group_barriers): Likewise.
1023 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
1024 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
1025 (STACK_CHECK_PROTECT): Likewise.
1026 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
1028 2012-05-10 Jan Hubicka <jh@suse.cz>
1030 * ipa-inline.c (update_all_callee_keys): Remove.
1031 (inline_small_functions): Simplify priority updating.
1033 2012-05-10 Jan Hubicka <jh@suse.cz>
1035 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
1037 2012-05-10 Jan Hubicka <jh@suse.cz>
1039 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
1040 (symtab_remove_unreachable_nodes): ... this one.
1041 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
1042 * cgraphunit.c (ipa_passes): Update.
1043 * cgraphclones.c (cgraph_materialize_all_clones): Update.
1044 * cgraph.c (cgraph_release_function_body): Only turn initial
1045 into error mark when initial was previously set.
1046 * ipa-inline.c (ipa_inline): Update.
1047 * ipa.c: Include ipa-inline.h
1048 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
1049 (enqueue_node): New function.
1050 (process_references): Update.
1051 (symtab_remove_unreachable_nodes): Cleanup.
1052 * passes.c (execute_todo, execute_one_pass): Update.
1054 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
1056 PR rtl-optimization/53125
1057 * ira.c (ira): Call find_moveable_pseudos and
1058 move_unallocated_pseudos if only ira_conflicts_p is true.
1060 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
1062 * config/i386/i386.md (*movoi_internal_avx): Handle
1063 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
1064 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
1065 (*movti_internal_sse): Ditto.
1066 (*movtf_internal): Ditto.
1067 * config/i386/sse.md (ssePSmode): New mode attribute.
1068 (*move<mode>_internal): Use ssePSmode.
1069 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
1070 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
1071 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
1072 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
1074 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
1076 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
1077 DECL_ORIGINAL_TYPE if it is present.
1079 2012-05-10 Nick Clifton <nickc@redhat.com>
1082 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
1083 a "0" constraint to being a (match_dup 0).
1085 2012-05-10 Richard Guenther <rguenther@suse.de>
1087 * stor-layout.c (byte_from_pos): Amend comment.
1089 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1091 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
1092 Document requirement to call in constructors.
1094 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
1096 2012-05-10 Richard Guenther <rguenther@suse.de>
1098 * tree.h (TYPE_IS_SIZETYPE): Remove.
1099 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
1100 (extract_muldiv_1): Likewise.
1101 * gimple.c (gtc_visit): Likewise.
1102 (gimple_types_compatible_p): Likewise.
1103 (iterative_hash_canonical_type): Likewise.
1104 (gimple_canonical_types_compatible_p): Likewise.
1105 * gimplify.c (gimplify_one_sizepos): Likewise.
1106 * print-tree.c (print_node): Likewise.
1107 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
1109 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
1112 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
1113 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
1114 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
1115 instead of xop_mulv2div2di3_low.
1116 (xop_p<macs>dql): Fix vec_select selector.
1117 (xop_p<macs>dqh): Ditto.
1118 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
1119 (xop_mulv2div2di3_high): Ditto.
1121 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1124 * diagnostic.h (diagnostic_context): Add last_location.
1125 * diagnostic.c (diagnostic_initialize): Initialize it.
1126 (diagnostic_show_locus): Use it.
1128 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1130 * doc/extend.texi (Function Attributes): Point xref to section
1133 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
1135 * config/i386/i386.c (*movdf_internal_rex64): Remove
1136 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
1137 Calculate "mode" attribute according to
1138 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
1139 (*movdf_internal): Ditto.
1141 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
1144 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
1145 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
1146 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
1147 or when optimizing for size.
1148 * config/i386/sse.md (*mov<mode>_internal): Remove
1149 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
1150 Calculate "mode" attribute according to optimize_function_for_size_p
1151 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
1152 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
1153 depending on the mode of the instruction. Calculate "mode" attribute
1154 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
1155 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
1156 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
1158 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
1161 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
1162 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
1163 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
1164 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
1165 (expand_prologue): Move initialization of cfun->machine->is_naked,
1166 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
1167 (avr_set_current_function): ...this new static function.
1168 (TARGET_SET_CURRENT_FUNCTION): New define.
1169 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
1170 checking attributes of current_function_decl.
1171 (avr_regs_to_save): Ditto.
1172 (signal_function_p): Rename to avr_signal_function_p.
1173 (interrupt_function_p): Rename to avr_interrupt_function_p.
1175 * doc/extend.texi (Function Attributes): Better explanation of
1176 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
1179 2012-05-09 Michael Matz <matz@suse.de>
1181 PR tree-optimization/53185
1182 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
1183 peeling when we see strided loads.
1185 2012-05-09 Matthias Klose <doko@ubuntu.com>
1187 * gcc-ar.c (main): Don't check for execute bits for the plugin.
1189 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1191 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
1192 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
1193 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
1194 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
1195 (USE_LOAD_POST_INCREMENT): Define.
1196 (USE_LOAD_PRE_INCREMENT): Define.
1197 (USE_LOAD_POST_DECREMENT): Define.
1198 (USE_LOAD_PRE_DECREMENT): Define.
1199 (USE_STORE_PRE_DECREMENT): Define.
1200 (USE_STORE_PRE_INCREMENT): Define.
1201 (USE_STORE_POST_DECREMENT): Define.
1202 (USE_STORE_POST_INCREMENT): Define.
1203 (arm_auto_incmodes): Add enumeration.
1204 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
1205 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
1207 2012-05-09 Jakub Jelinek <jakub@redhat.com>
1209 PR tree-optimization/53226
1210 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
1211 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
1212 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
1213 doesn't need to be revisited, look for earliest stmt with
1214 !gimple_plf (stmt, GF_PLF_1) if something changed.
1216 2012-05-09 Terry Guo <terry.guo@arm.com>
1218 * genmultilib: Update copyright dates.
1219 * doc/fragments.texi: Ditto.
1221 2012-05-09 Terry Guo <terry.guo@arm.com>
1223 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
1224 * genmultilib (MULTILIB_REQUIRED): New.
1225 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
1227 2012-05-09 Richard Guenther <rguenther@suse.de>
1229 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
1230 (vect_do_peeling_for_loop_bound): Likewise.
1231 (vect_do_peeling_for_alignment): Likewise.
1232 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
1233 (vect_do_peeling_for_loop_bound): Get check_profitability and
1234 threshold as parameters.
1235 (vect_do_peeling_for_alignment): Likewise.
1236 (vect_loop_versioning): Likewise.
1237 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
1238 and threshold here. Control where to put the check here.
1240 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
1243 * dwarf2out.h (get_address_mode): Move declaration to...
1245 * dwarf2out.c (get_address_mode): Move definition to...
1246 * rtlanal.c: ...here.
1247 * var-tracking.c (get_address_mode): Delete.
1248 * combine.c (find_split_point): Use get_address_mode instead of
1249 targetm.addr_space.address_mode.
1250 * cselib.c (cselib_record_sets): Likewise.
1251 * dse.c (canon_address, record_store): Likewise.
1252 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
1253 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
1254 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
1255 (expand_expr_real_1): Likewise.
1256 * ifcvt.c (noce_try_cmove_arith): Likewise.
1257 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
1258 * reload.c (find_reloads): Likewise.
1259 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
1260 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
1262 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
1264 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
1265 information from the instruction produced.
1267 2012-05-09 Richard Guenther <rguenther@suse.de>
1269 * stor-layout.c (bit_from_pos): Document.
1270 (byte_from_pos): Likewise. Optimize.
1271 (pos_from_bit): Likewise.
1272 (normalize_offset): Use pos_from_bit instead of replicating it.
1274 2012-05-09 Alan Modra <amodra@gmail.com>
1277 * config/rs6000/rs6000.c (gen_frame_set): New function.
1278 (gen_frame_load, gen_frame_store): New functions.
1279 (rs6000_savres_rtx): Use the above.
1280 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
1281 Correct mode used for CR2 in save/restore_world patterns.
1282 Don't emit instructions for eh_return frame unwind reg info.
1284 2012-05-08 Jan Hubicka <jh@suse.cz>
1286 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
1288 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
1290 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
1292 (compile_file): Do not output variables.
1293 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
1295 * langhooks.c: Include timevar.h
1296 (write_global_declarations): Finalize compilation unit after wrapup;
1297 set timevars correctly.
1298 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
1299 not to be added to varpool.
1300 * varpool.c (varpool_assemble_decl): Sanity check that we are called
1301 only on cases where it makes sense; skip constant pool and value expr
1304 2012-05-08 David S. Miller <davem@davemloft.net>
1306 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
1307 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
1308 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
1310 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
1312 PR rtl-optimization/53278
1313 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
1314 speed_p code from earlier patch.
1316 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1319 * config/sh/sh.md (*branch_true, *branch_false): New insns.
1321 2012-05-08 Teresa Johnson <tejohnson@google.com>
1323 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
1324 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
1326 2012-05-08 Jan Hubicka <jh@suse.cz>
1328 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
1329 (cgraph_create_node_1): Rename to ...
1330 (cgraph_create_empty_node): ... this one; export.
1331 (cgraph_create_node): Update.
1332 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
1333 (cgraph_create_edge_including_clones): Likewise.
1334 (cgraph_find_replacement_node): Likewise.
1335 (cgraph_clone_edge): Likewise.
1336 (cgraph_clone_node): Likewise.
1337 (clone_function_name): Likewise.
1338 (cgraph_create_virtual_clone): Likewise.
1339 (cgraph_remove_node_and_inline_clones): Likewise.
1340 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
1341 * cgraph.h: Reorder declarations so they match file of origin.
1342 (cgraph_create_empty_node): Declare.
1343 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
1344 (cgraph_copy_node_for_versioning): Likewise.
1345 (cgraph_function_versioning): Likewise.
1346 (cgraph_materialize_clone): Likewise.
1347 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
1348 (cgraph_materialize_all_clones): Likewise.
1349 * cgraphclones.c: New file.
1350 * Makefile.in: Update for cgraphclones.
1352 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
1355 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
1356 (ix86_rtx_costs): Handle SET.
1358 2012-05-08 Michael Matz <matz@suse.de>
1360 * basic-block.h (struct rtl_bb_info): Remove visited member and
1361 move head_ member to ...
1362 (struct basic_block_def.basic_block_il_dependent): ... the new
1363 member x, replacing but containing old member rtl.
1364 (enum bb_flags): New BB_VISITED flag.
1365 (BB_HEADER, BB_FOOTER): New macros.
1367 * jump.c (mark_all_labels): Adjust.
1368 * cfgcleanup.c (try_optimize_cfg): Adjust.
1369 * cfglayout.c (record_effective_endpoints): Adjust.
1370 (relink_block_chain): Ditto (and don't fiddle with visited).
1371 (fixup_reorder_chain): Adjust.
1372 (fixup_fallthru_exit_predecessor): Ditto.
1373 (cfg_layout_duplicate_bb): Ditto.
1374 * combine.c (update_cfg_for_uncondjump): Adjust.
1375 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
1376 (bb_visited_trace): New accessor.
1377 (mark_bb_visited): Move in front.
1378 (rotate_loop): Use bb_visited_trace.
1379 (find_traces_1_round): Ditto.
1380 (emit_barrier_after): Ditto.
1381 (copy_bb): Ditto, and initialize visited on resize.
1382 (reorder_basic_blocks): Initize visited member.
1383 (duplicate_computed_gotos): Clear bb flags at start, use
1386 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
1387 (rtl_verify_flow_info_1): Ditto.
1388 (cfg_layout_split_block): Ditto.
1389 (cfg_layout_delete_block): Ditto.
1390 (cfg_layout_merge_blocks): Ditto.
1391 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
1393 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
1396 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
1397 when a constant source operand matches an "I" constraint, the "no
1398 CC0 change" applies to a register-destination only, not a
1399 strict_low_part-destination.
1401 2012-05-08 Richard Guenther <rguenther@suse.de>
1403 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
1404 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
1406 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
1408 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
1410 * doc/avr-mmcu.texi: New auto-generated file.
1411 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
1412 to document all valid -mmcu= arguments.
1414 * config/avr/avr.h (arch_info_s): New struct definition.
1415 * config/avr/avr-devices.c (avr_texinfo): New variable.
1416 * config/avr/gen-avr-mmcu-texi.c: New file.
1417 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
1419 2012-05-08 Dehao Chen <dehao@google.com>
1421 * predict.c (find_qualified_ssa_name): New.
1422 (find_ssa_name_in_expr): New.
1423 (find_ssa_name_in_assign_stmt): New.
1424 (is_comparison_with_loop_invariant_p): New.
1425 (is_bound_expr_similar): New.
1426 (predict_iv_comparison): New.
1427 (predict_loops): Add heuristic for loop-nested branches that compare an
1428 induction variable to a loop bound variable.
1429 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
1431 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
1433 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
1434 TARGET_BDVER2 defines where appropriate.
1436 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
1438 * configure.ac (PLUGIN_LD): Rename into...
1439 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
1440 * config.in: Regenerate.
1441 * configure: Likewise.
1442 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
1444 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
1446 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
1447 computation using the precision of the index type.
1448 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
1449 (fold_array_ctor_reference): Do index computations in the index type.
1451 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
1453 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
1454 down to plus_constant.
1455 (expand_epilogue): Ditto.
1457 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
1459 * postreload.c (reload_cse_regs): Make static.
1460 * reload.h (reload_cse_regs): Remove prototype.
1462 2012-05-07 Richard Henderson <rth@redhat.com>
1464 * config/alpha/alpha.md (clear_cache): New pattern.
1466 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
1469 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
1470 is folded to a type boundary value, verify that the resulting case
1471 label is still a care range.
1473 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
1475 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
1476 only for TARGET_GENERIC, when not optimizing for size.
1477 (*ffs<mode>_1): Ditto.
1479 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
1481 * tree-cfg.c (verify_gimple_switch): Tighten checks.
1483 2012-05-07 Jakub Jelinek <jakub@redhat.com>
1485 PR tree-optimization/53239
1486 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
1487 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
1489 2012-05-07 Richard Guenther <rguenther@suse.de>
1491 PR tree-optimization/53195
1492 * tree-inline.c (setup_one_parameter): Properly add referenced
1493 vars from the parameters new known value.
1495 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
1497 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
1498 (sched_branch_type): Remove.
1499 (m68k_sched_md_init_global): Don't allocate it.
1500 (m68k_sched_md_finish_global): Don't free it.
1501 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
1502 * config/m68k/m68k.md: Set the type of insns using
1503 m68k_sched_branch_type to bcc directly.
1505 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1507 * config/sol2.c (solaris_override_options): New function.
1508 * config/sol2-protos.h (solaris_override_options): Declare.
1509 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
1511 2012-05-07 Richard Guenther <rguenther@suse.de>
1513 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
1514 whether we failed to compute data dependences.
1515 (loop_prefetch_arrays): Fail if we failed.
1517 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
1518 Paolo Bonzini <bonzini@gnu.org>
1520 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
1521 Emit bsf when optimizing for size.
1522 (*ffs<mode>_1): Ditto.
1524 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
1527 * config/sh/sh.c (sh_rtx_costs): Handle SET.
1529 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
1532 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
1533 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
1534 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
1536 (*bswapdi2_doubleword): New insn pattern.
1537 (*bswap<mode>2): Rename from *bswap<mode>2_1.
1539 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
1541 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
1542 (mips_set_reg_reg_cost): Likewise.
1543 (mips_rtx_costs): Handle SET.
1545 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
1547 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
1548 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
1549 to compute the cost of moves. Set the mode of the target register.
1551 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
1553 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
1554 plus_constant function.
1555 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
1556 that the mode is sensible.
1557 (use_anchored_address, round_push, allocate_dynamic_stack_space)
1558 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
1561 * alias.c (canon_rtx): Likewise.
1562 (init_alias_analysis): Likewise.
1563 * builtins.c (expand_builtin_return_addr)
1564 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
1565 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
1566 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
1567 (expand_builtin_stpcpy): Likewise.
1568 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
1569 (compute_argument_addresses, internal_arg_pointer_based_exp)
1570 (expand_call, emit_library_call_value_1): Likewise.
1571 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
1572 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
1573 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
1574 * cse.c (insert_const_anchor, find_reg_offset_for_const)
1575 (use_related_value, fold_rtx): Likewise.
1576 * cselib.c (cselib_subst_to_values): Likewise.
1577 * dse.c (record_store, check_mem_read_rtx): Likewise.
1578 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
1579 * emit-rtl.c (adjust_address_1): Likewise.
1580 * except.c (sjlj_emit_function_enter)
1581 (expand_builtin_extract_return_addr)
1582 (expand_builtin_frob_return_addr): Likewise.
1583 * expmed.c (expand_divmod): Likewise.
1584 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
1585 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
1586 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
1587 * function.c (assign_stack_local_1)
1588 (instantiate_virtual_regs_in_rtx): Likewise.
1589 * optabs.c (prepare_cmp_insn): Likewise.
1590 * recog.c (offsettable_address_addr_space_p): Likewise.
1591 * reload.c (find_reloads_address, form_sum)
1592 (find_reloads_subreg_address): Likewise.
1593 * reload1.c (init_reload, eliminate_regs_1)
1594 (eliminate_regs_in_insn): Likewise.
1595 * simplify-rtx.c (simplify_unary_operation_1)
1596 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
1597 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
1598 (vt_add_function_parameter): Likewise.
1600 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
1601 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
1602 * config/alpha/alpha.c (alpha_legitimize_address_1)
1603 (get_unaligned_address, alpha_expand_unaligned_load)
1604 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
1605 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
1606 (alpha_expand_builtin_establish_vms_condition_handler)
1607 (alpha_setup_incoming_varargs, emit_frame_store_1)
1608 (alpha_expand_prologue, alpha_expand_epilogue)
1609 (alpha_use_linkage): Likewise.
1610 * config/alpha/alpha.md: Likewise.
1612 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
1613 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
1614 (thumb_legitimize_address, arm_gen_load_multiple_1)
1615 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
1616 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
1617 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
1618 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
1619 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
1620 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
1621 (thumb_expand_movmemqi, arm_set_return_address)
1622 (thumb_set_return_address): Likewise.
1623 * config/arm/arm.md: Likewise.
1625 * config/avr/avr.c (avr_incoming_return_addr_rtx)
1626 (avr_prologue_setup_frame, expand_epilogue)
1627 (avr_const_address_lo16): Likewise.
1629 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
1630 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
1631 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
1632 (bfin_output_mi_thunk): Likewise.
1634 * config/c6x/c6x.c (c6x_initialize_trampoline)
1635 (c6x_output_mi_thunk): Likewise.
1637 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
1638 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
1640 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
1641 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
1642 (cris_emit_movem_store, cris_trampoline_init): Likewise.
1643 * config/cris/cris.md: Likewise.
1645 * config/darwin.c (machopic_indirect_data_reference)
1646 (machopic_legitimize_pic_address): Likewise.
1648 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
1649 (epiphany_expand_prologue, epiphany_expand_epilogue)
1650 (epiphany_trampoline_init): Likewise.
1651 * config/epiphany/epiphany.md: Likewise.
1653 * config/fr30/fr30.c (fr30_move_double): Likewise.
1655 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
1656 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
1657 (frv_index_memory, unspec_got_name, frv_find_base_term)
1658 (frv_output_dwarf_dtprel): Likewise.
1660 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
1661 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
1663 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
1664 * config/i386/i386.c (setup_incoming_varargs_64)
1665 (setup_incoming_varargs_ms_64, choose_baseaddr)
1666 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
1667 (ix86_emit_probe_stack_range, ix86_expand_prologue)
1668 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
1669 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
1670 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
1671 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
1672 (x86_output_mi_thunk): Likewise.
1673 * config/i386/i386.md: Likewise.
1675 * config/ia64/ia64.c (ia64_expand_load_address)
1676 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
1677 (do_spill, ia64_trampoline_init): Likewise.
1679 * config/iq2000/iq2000.c (iq2000_va_start)
1680 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
1681 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
1682 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
1684 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
1686 * config/m32c/m32c.c (m32c_return_addr_rtx)
1687 (m32c_expand_insv): Likewise.
1689 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
1690 (m32r_legitimize_pic_address, m32r_print_operand)
1691 (m32r_print_operand_address): Likewise.
1693 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
1694 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
1695 (EH_RETURN_HANDLER_RTX): Likewise.
1696 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
1697 (m68k_expand_epilogue, legitimize_pic_address)
1698 (m68k_output_mi_thunk): Likewise.
1699 * config/m68k/m68k.md: Likewise.
1701 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
1702 (mcore_expand_epilog): Likewise.
1703 * config/mcore/mcore.md: Likewise.
1705 * config/mep/mep.c (mep_allocate_initial_value)
1706 (mep_expand_prologue, mep_expand_epilogue): Likewise.
1708 * config/microblaze/microblaze.c (double_memory_operand)
1709 (microblaze_block_move_loop): Likewise.
1711 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
1712 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
1713 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
1714 (mips_expand_prologue, mips_epilogue_set_cfa)
1715 (mips_expand_epilogue): Likewise.
1716 * config/mips/mips.md: Likewise.
1718 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
1719 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
1721 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
1722 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
1724 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
1725 (EH_RETURN_HANDLER_RTX): Likewise.
1726 * config/moxie/moxie.c (moxie_static_chain): Likewise.
1728 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
1729 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
1730 (pa_return_addr_rtx, hppa_builtin_saveregs)
1731 (pa_trampoline_init): Likewise.
1732 * config/pa/pa.md: Likewise.
1734 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
1736 * config/picochip/picochip.c (picochip_static_chain): Likewise.
1738 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
1739 * config/rs6000/rs6000.c (rs6000_legitimize_address)
1740 (setup_incoming_varargs, print_operand, rs6000_return_addr)
1741 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
1742 (rs6000_emit_epilogue)
1743 (rs6000_machopic_legitimize_pic_address): Likewise.
1745 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
1747 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
1748 (DYNAMIC_CHAIN_ADDRESS): Likewise.
1749 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
1750 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
1751 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
1752 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
1753 (s390_emit_epilogue, s390_function_profiler): Likewise.
1754 * config/s390/s390.md: Likewise.
1756 * config/score/score.c (score_add_offset, score_prologue): Likewise.
1758 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
1759 (sh_output_mi_thunk): Likewise.
1760 * config/sh/sh.md: Likewise.
1762 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
1763 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
1764 * config/sparc/sparc.c (sparc_legitimize_pic_address)
1765 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
1766 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
1767 (emit_and_preserve): Likewise.
1768 * config/sparc/sparc.md: Likewise.
1770 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
1771 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
1772 (spu_setup_incoming_varargs, ea_load_store_inline)
1773 (spu_expand_load): Likewise.
1775 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
1776 (combine_bnp): Likewise.
1778 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
1779 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
1780 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
1782 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
1783 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
1784 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
1786 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
1787 * config/v850/v850.md: Likewise.
1789 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
1790 (EH_RETURN_HANDLER_RTX): Likewise.
1791 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
1792 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
1793 (print_operand_address, vax_trampoline_init): Likewise.
1795 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
1796 (xtensa_function_value_regno_p): Likewise.
1798 2012-05-04 Andrew Pinski <apinski@cavium.com>
1800 * expr.c (get_def_for_expr_class): New function.
1801 (convert_tree_comp_to_rtx): New function.
1802 (expand_cond_expr_using_cmove): New function.
1803 (expand_expr_real_2 <case COND_EXPR>): Call
1804 expand_cond_expr_using_cmove first and return if it succeeds.
1805 Remove the check for HAVE_conditional_move since we should have
1806 already converted it to a conditional move.
1807 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
1808 modes of DImode for 32bits and TImode.
1810 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
1813 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
1814 (print_md_ptr_loc, print_c_condition): Use them.
1815 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
1816 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
1817 attr_file, dfa_file, latency_file): New global variables.
1818 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
1819 write_upcase, write_indent, write_length_unit_log, write_test_expr,
1820 write_attr_get, write_insn_cases, write_eligible_delay,
1821 write_const_num_delay_slots): Accept FILE pointer and toss it around.
1823 (write_header, open_outfile, handle_arg): New funcions.
1824 (make_automaton_attrs): Write prototypes as extern to the output
1826 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
1827 names from the command line. Open the output files and write out
1828 internal functions for DFA functions to dfa_file_name, insn latency
1829 functions to latency_file_name, and everything else to attr_file.
1830 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
1831 (BACKEND): Build libbackend first.
1832 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
1833 (.PRECIOUS): Likewise.
1834 (insn-dfatab.o): New rule.
1835 (insn-latencytab.o): New rule.
1836 (simple_rtl_generated_c): Do not include insn-attrtab.c.
1837 (s-attrtab): New rule.
1839 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
1841 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
1842 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
1843 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
1844 * reorg.c (get_jump_flags): Do not set the removed flags.
1846 * doc/md.texi (attr_flag): Update for abovementioned changes.
1848 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
1851 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
1852 (TARGET_CMOV): Rename from TARGET_CMOVE.
1853 (TARGET_CMOVE): New define.
1854 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
1855 Do not set TARGET_CMOVE here.
1857 2012-05-04 Dodji Seketeli <dodji@redhat.com>
1859 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
1860 * opts.c (finish_options): Activate -Wunused-local-typedefs if
1861 -Wunused is activated.
1862 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
1864 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1866 * config/s390/s390.md (*movmem_short, *clrmem_short)
1867 (*cmpmem_short): Move the mode check from the insn condition to
1870 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
1872 PR tree-optimization/52633
1873 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
1874 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
1875 (vect_recog_over_widening_pattern): Remove handling of code that was
1876 already detected as over-widening pattern. Remove special handling
1877 of "unsigned" cases. Instead, support general case of conversion
1878 of the shift result to another type.
1880 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
1882 * tree-vect-patterns.c (vect_single_imm_use): New function.
1883 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
1884 (vect_recog_over_widening_pattern): Likewise.
1885 (vect_recog_widen_shift_pattern): Likewise.
1887 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
1889 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
1890 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
1891 (vect_recog_widen_mult_pattern): Likewise.
1892 (vect_operation_fits_smaller_type): Likewise.
1893 (vect_recog_over_widening_pattern): Likewise.
1894 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
1896 2012-05-04 Richard Guenther <rguenther@suse.de>
1899 * lto-wrapper.c (merge_and_complain): Complain about mismatches
1900 of -freg-struct-return and -fpcc-struct-return.
1901 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
1902 from the input file options and ignore those from the link
1905 2012-05-04 Richard Guenther <rguenther@suse.de>
1907 PR tree-optimization/53168
1908 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
1909 memory reads when the result is a constant we can pun.
1911 2012-05-04 Richard Guenther <rguenther@suse.de>
1913 * common.opt (flto-report): Do not mark as Optimization.
1915 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
1918 * recog.c (constrain_operands): If extra constraints are present, also
1919 accept pseudo-registers with equivalent memory locations during reload.
1921 2012-05-04 Olivier Hainque <hainque@adacore.com>
1923 * collect2.c (may_unlink_output_file): New global.
1924 (maybe_unlink): Honor it.
1925 * collect2.h: Add extern for it.
1926 * tlink.c (do_tlink): Set it to true if the link succeeded.
1928 2012-05-04 Olivier Hainque <hainque@adacore.com>
1930 * gcc.c (eval_spec_function): Finalize/restore the current string
1931 obstack state as part of the context push/pop operations.
1933 2012-05-04 Bin Cheng <bin.cheng@arm.com>
1935 PR rtl-optimization/52804
1936 * reload1.c (reload_reg_reaches_end_p): Check whether successor
1937 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
1938 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
1939 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
1940 RELOAD_FOR_OUTADDR_ADDRESS.
1942 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
1945 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
1946 for macro expansion.
1948 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
1950 * flags.h (flag_permissive): Do not declare.
1951 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
1953 * toplev.c (flag_permissive): Do not define.
1954 * c-tree.h (system_header_p): Delete unused.
1956 2012-05-03 David S. Miller <davem@davemloft.net>
1959 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
1960 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
1961 (sparc_emit_float_lib_cmp): Likewise.
1963 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1966 * config/rs6000/rs6000.md (bswapdi splitters): If
1967 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
1968 default) is used, generate an alternate sequence that does not
1969 depend on using indexed addressing.
1971 2012-05-03 Jason Merrill <jason@redhat.com>
1973 * gengtype.c (write_types): Fix warning message.
1974 (write_local): Likewise.
1976 2012-05-02 Jason Merrill <jason@redhat.com>
1978 * dwarf2out.c (struct external_ref, build_local_stub): New.
1979 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
1980 (optimize_external_refs, optimize_external_refs_1): New.
1981 (change_AT_die_ref): New.
1982 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
1983 (build_abbrev_table): Take the external refs hashtable.
1984 (output_comp_unit): Get it from optimize_external_refs and pass it in.
1986 2012-05-03 Jan Hubicka <jh@suse.cz>
1989 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
1991 2012-05-03 Jan Hubicka <jh@suse.cz>
1994 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
1996 2012-05-03 Jason Merrill <jason@redhat.com>
1998 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
1999 use_debug_types to discriminate the die_id union.
2000 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
2001 (build_abbrev_table, output_die): Likewise.
2002 (prune_unused_types_walk_attribs): Likewise.
2003 (generate_type_signature, copy_declaration_context): Set it.
2004 (remove_child_or_replace_with_skeleton): Set it.
2005 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
2006 check use_debug_types.
2007 (dwarf2out_finish): Do break_out_includes after .debug_types.
2009 2012-05-03 Jason Merrill <jason@redhat.com>
2011 * dwarf2out.c (modified_type_die): Use scope_die_for.
2012 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
2013 (uses_local_type_r, uses_local_type): New.
2014 (scope_die_for): Keep a type that uses a local type in local scope.
2015 Use get_context_die for namespace and type scope.
2017 2012-05-03 Jason Merrill <jason@redhat.com>
2019 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
2021 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
2022 (dwarf2out_finish): Likewise.
2024 2012-05-03 Martin Jambor <mjambor@suse.cz>
2026 * builtins.c (get_object_alignment_1): Return whether we can determine
2027 the alignment or conservatively assume byte alignment. Return the
2028 alignment by reference. Use get_pointer_alignment_1 for dereference
2030 (get_pointer_alignment_1): Return whether we can determine the
2031 alignment or conservatively assume byte alignment. Return the
2032 alignment by reference. Use get_ptr_info_alignment to get SSA name
2034 (get_object_alignment): Update call to get_object_alignment_1.
2035 (get_object_or_type_alignment): Likewise, fall back to type alignment
2036 only when it returned false.
2037 (get_pointer_alignment): Update call to get_pointer_alignment_1.
2038 * fold-const.c (get_pointer_modulus_and_residue): Update call to
2039 get_object_alignment_1.
2040 * ipa-prop.c (ipa_modify_call_arguments): Update call to
2041 get_pointer_alignment_1.
2042 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
2043 of MEM_REF or TARGET_MEM_REF only when it returns false.
2044 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
2045 get_object_alignment_1.
2046 (ccp_finalize): Use set_ptr_info_alignment.
2047 * tree.h (get_object_alignment_1): Update declaration.
2048 (get_pointer_alignment_1): Likewise.
2049 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
2050 (dump_gimple_stmt): Likewise.
2051 * tree-flow.h (ptr_info_def): Updated comments of fields align and
2053 (get_ptr_info_alignment): Declared.
2054 (mark_ptr_info_alignment_unknown): Likewise.
2055 (set_ptr_info_alignment): Likewise.
2056 (adjust_ptr_info_misalignment): Likewise.
2057 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
2058 and set alignment of SSA names.
2059 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
2060 mark_ptr_info_alignment_unknown.
2061 * tree-ssanames.c (get_ptr_info_alignment): New function.
2062 (mark_ptr_info_alignment_unknown): Likewise.
2063 (set_ptr_info_alignment): Likewise.
2064 (adjust_ptr_info_misalignment): Likewise.
2065 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
2066 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
2068 (bump_vector_ptr): Likewise.
2069 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
2070 (vectorizable_store): Likewise.
2071 (vectorizable_load): Likewise.
2073 2012-05-03 Michael Matz <matz@suse.de>
2075 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
2076 in front of basic_block_def.
2077 (struct basic_block_def): Make il.gimple the full struct, not a
2079 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
2081 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
2082 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
2083 NULL il.gimple, which can't happen anymore.
2084 * gimple.h (bb_seq): il.gimple can't be NULL.
2085 (bb_seq_add): Ditto.
2086 (set_bb_seq): Adjust.
2087 (gsi_start_bb, gsi_last_bb): Tidy.
2088 * lto-streamer-in.c (make_new_block): Don't zero members that
2089 are zeroed already, don't allocate a gimple_bb_info.
2090 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
2091 (remove_bb): Clear all il.gimple members.
2092 (gimple_verify_flow_info): Adjust for flat il.gimple.
2093 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
2095 * coretypes.h (const_gimple_seq): Remove typedef.
2096 * gimple.h (gimple_seq_first): Take gimple_seq.
2097 (gimple_seq_first_stmt): Ditto.
2098 (gimple_seq_last): Ditto.
2099 (gimple_seq_last_stmt): Ditto.
2100 (gimple_seq_empty_p): Ditto.
2102 2012-05-03 Richard Guenther <rguenther@suse.de>
2104 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
2106 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
2107 (compute_avail): Do not add possibly trapping operations to
2108 EXP_GEN if they might not be executed in the block.
2110 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
2112 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
2114 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
2116 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
2117 information as early as possible. Update dominance info instead of
2120 2012-05-03 Richard Guenther <rguenther@suse.de>
2122 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
2123 (union_contains_value): Remove.
2124 (vro_valid_in_sets): Likewise.
2125 (op_valid_in_sets): New function.
2126 (valid_in_sets): Use op_valid_in_sets.
2127 (insert_into_preds_of_block): Move dumping ...
2128 (do_regular_insertion): ... here.
2129 (do_partial_partial_insertion): ... and here. Dump that
2130 we've found a partial partial redundancy.
2131 (insert): Dump the current insert iteration.
2133 2012-05-03 Jakub Jelinek <jakub@redhat.com>
2136 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
2137 append program name to it and pass that as first argument
2138 to make_relative_prefix. Always pass standard_libexec_prefix
2139 as last argument to make_relative_prefix. If
2140 make_relative_prefix returns NULL, fall back to
2141 standard_libexec_prefix.
2144 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
2148 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
2149 mode, return that mode.
2152 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
2153 define __ATOMIC_HLE_* macros here.
2154 (ix86_target_macros): But here, using cpp_define_formatted.
2156 2012-05-03 Richard Guenther <rguenther@suse.de>
2158 PR tree-optimization/53144
2159 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
2161 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
2162 with SSA name values.
2163 (vn_reference_lookup_3): Adjust callers.
2165 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2167 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
2168 has_fma4 for AMD processors with both fma3 and fma4 support.
2170 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
2173 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
2176 2012-05-03 Michael Matz <matz@suse.de>
2179 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
2180 (dse_enter_block): Properly iterate the whole sequence even
2181 if the last statement was removed.
2183 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
2185 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
2186 unset flag_jump_tables.
2187 * stmt.c (expand_case): Remove special flag_pic case conditional
2188 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
2190 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
2192 * common/config/s390/s390-common.c (s390_option_optimization_table):
2193 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
2194 default when optimizing.
2196 2012-05-02 Martin Jambor <mjambor@suse.cz>
2199 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
2200 of a variable when the contect is a function.
2202 2012-05-02 Michael Matz <matz@suse.de>
2204 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
2205 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
2206 (const_gimple_seq_node): Remove.
2207 (gimple_seq_node): Typedef as gimple.
2208 (struct gimple_statement_base): Add next and prev members,
2209 adjust all WORD markers in using structs.
2210 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
2211 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
2212 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
2213 gimple are the same.
2214 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
2216 (gimple_init_singleton): New function.
2217 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
2218 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
2220 (gsi_stmt_ptr): Remove.
2221 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
2223 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
2224 again, adjust for above changes.
2225 (update_call_edge_frequencies): Adjust for above changes.
2226 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
2227 (gsi_insert_seq_nodes_after): Ditto.
2228 (gsi_split_seq_after): Ditto.
2229 (gsi_set_stmt): Ditto.
2230 (gsi_split_seq_before): Ditto.
2231 (gsi_remove): Ditto.
2232 (gsi_insert_seq_before_without_update): Don't free sequence.
2233 (gsi_insert_seq_after_without_update): Ditto.
2234 (gsi_replace): Assert some more invariants.
2235 (gsi_insert_before_without_update, gsi_insert_after_without_update):
2237 (gsi_for_stmt): Don't search for stmt.
2238 (gsi_insert_on_edge_immediate): Tidy.
2240 * gimple.c (gimple_alloc_k): Remove "sequences".
2241 (gimple_seq_cache): Remove.
2242 (gimple_alloc_stat): Make stmt a singleton sequence.
2243 (gimple_seq_alloc, gimple_seq_free): Remove.
2244 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
2245 (gimple_copy): Ditto.
2246 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
2247 create iterator from correct sequence.
2248 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
2250 2012-05-02 Michael Matz <matz@suse.de>
2252 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
2254 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
2255 sequence, lazily allocate it.
2256 (bb_seq_addr): New function.
2257 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
2258 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
2259 (gsi_none): New function.
2260 (gsi_start_bb): Adjust.
2261 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
2262 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
2263 (gsi_last_bb): Adjust.
2265 * tree-flow-inline.h (phi_nodes_ptr): New function.
2267 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
2268 datastructure and interface change.
2269 (gsi_insert_seq_before_without_update): Ditto.
2270 (gsi_insert_seq_nodes_after): Ditto.
2271 (gsi_insert_seq_after_without_update): Ditto.
2272 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
2273 (gsi_split_seq_before): Ditto.
2274 (gsi_start_phis): Adjust.
2275 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
2276 (vect_transform_loop): Ditto.
2277 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
2278 gimple_seq_copy): Don't use gimple_seq_alloc.
2279 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
2280 (gimplify_seq_add_seq): Ditto.
2281 * lto-streamer-in.c (make_new_block): Ditto.
2282 * tree-cfg.c (create_bb): Ditto.
2283 * tree-sra.c (initialize_parameter_reductions): Ditto.
2285 2012-05-02 Michael Matz <matz@suse.de>
2287 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
2288 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
2289 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
2290 set_bb_seq): Move down to after gimple_statement_d definition.
2292 2012-05-02 Michael Matz <matz@suse.de>
2294 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
2295 gsi_replace_with_seq, instead of inserting itself.
2296 * gimple-iterator.c (gsi_replace_with_seq): New function.
2297 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
2298 iterator instead of statement, advance it.
2299 (ssa_forward_propagate_and_combine): Adjust call to above.
2301 2012-05-02 Michael Matz <matz@suse.de>
2303 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
2305 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
2306 * tree-nested.c (walk_gimple_omp_for): Ditto.
2307 * trans-mem.c (lower_transaction): Ditto.
2308 * tree-eh.c (do_return_redirection): Ditto.
2309 (do_goto_redirection): Ditto.
2310 (lower_try_finally_switch): Ditto.
2311 * gimplify.c (gimplify_stmt): Ditto.
2312 (gimplify_scan_omp_clauses): Ditto.
2313 (gimplify_omp_for): Ditto.
2314 (gimplify_function_tree): Ditto.
2315 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
2316 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
2317 (mf_build_check_statement_for): Ditto.
2318 (mx_register_decls): Ditto.
2319 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
2320 and don't use itertors to append.
2321 (insert_stmts): Ditto.
2322 (insert_out_of_ssa_copy): Ditto.
2323 (insert_out_of_ssa_copy_on_edge): Ditto.
2325 2012-05-02 Michael Matz <matz@suse.de>
2327 * gimple.h (gimple_bind_body_ptr): New function.
2328 (gimple_bind_body): Use it.
2329 (gimple_catch_handler): Use gimple_catch_handler_ptr.
2330 (gimple_eh_filter_failure_ptr): New function.
2331 (gimple_eh_filter_failure): Use it.
2332 (gimple_eh_else_n_body_ptr): New function.
2333 (gimple_eh_else_n_body): Use it.
2334 (gimple_eh_else_e_body_ptr): New function.
2335 (gimple_eh_else_e_body): Use it.
2336 (gimple_try_eval_ptr): New function.
2337 (gimple_try_eval): Use it.
2338 (gimple_try_cleanup_ptr): New function.
2339 (gimple_try_cleanup): Use it.
2340 (gimple_wce_cleanup_ptr): New function.
2341 (gimple_wce_cleanup): Use it.
2342 (gimple_omp_body_ptr): New function.
2343 (gimple_omp_body): Use it.
2344 (gimple_omp_for_pre_body_ptr): New function.
2345 (gimple_omp_for_pre_body): Use it.
2346 (gimple_transaction_body_ptr): New function.
2347 (gimple_transaction_body): Use it.
2348 (gsi_split_seq_before): Adjust to return nothing and take pointer
2350 (gsi_set_stmt): Declare.
2351 (gsi_replace_with_seq): Declare.
2352 (walk_gimple_seq_mod): Declare.
2353 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
2355 * gimple-iterator.c (gsi_set_stmt): New function.
2356 (gsi_split_seq_before): Return new sequence via pointer argument.
2357 (gsi_replace): Use gsi_set_stmt.
2359 * tree-ssa-loop-im.c (move_computations_stmt): First remove
2361 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
2362 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
2364 (reserve_phi_args_for_new_edge): Change call to above,
2367 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
2368 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
2369 iterators. Adjust call to lower_omp.
2370 (lower_lastprivate_clauses): Adjust call to lower_omp.
2371 (lower_reduction_clauses): Ditto.
2372 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
2373 (lower_omp_sections): Don't explicitely count sequence length,
2374 nullify lowered bodies earlier, ensure stmts are part of only
2375 one sequence, adjust call to lower_omp.
2376 (lower_omp_single): Ensure stmts are part of only one sequence,
2377 adjust call to lower_omp.
2378 (lower_omp_master): Ditto.
2379 (lower_omp_ordered): Ditto.
2380 (lower_omp_critical): Ditto.
2381 (lower_omp_for): Ditto.
2382 (lower_omp_taskreg): Ditto, tidy.
2383 (lower_omp_1): Adjust calls to lower_omp.
2384 (execute_lower_omp): Ditto.
2385 (lower_omp): Adjust to take pointer to sequence.
2386 (diagnose_sb_2): Use walk_gimple_seq_mod.
2387 (diagnose_omp_structured_block_errors): Ditto and set possibly
2388 changed function body.
2389 * gimple-low.c (lower_function_body): Set function body after
2391 (lower_sequence): Adjust to take pointer to sequence.
2392 (lower_omp_directive): Ensure stmt isn't put twice into the
2393 sequence, adjust call to lower_sequence.
2394 (lower_stmt): Adjust calls to lower_sequence.
2395 (lower_gimple_bind): Ditto.
2396 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
2397 * tree-nested.c (walk_body): Take pointer to sequence, use
2398 walk_gimple_seq_mod.
2399 (walk_function): Adjust call to walk_body, set possibly changed body.
2400 (walk_gimple_omp_for): Adjust calls to walk_body.
2401 (convert_nonlocal_omp_clauses): Ditto.
2402 (convert_nonlocal_reference_stmt): Ditto.
2403 (convert_local_omp_clauses): Ditto.
2404 (convert_local_reference_stmt): Ditto.
2405 (convert_tramp_reference_stmt): Ditto.
2406 (convert_gimple_call): Ditto.
2407 (convert_nl_goto_reference): Use local iterator copy.
2408 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
2409 but taking pointer to sequence, ensure gsi_start is called with
2411 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
2412 asserting that the sequence head didn't change.
2413 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
2414 walk_gimple_seq_mod.
2415 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
2416 (execute_lower_tm): Ditto, and set possibly changed body.
2417 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
2418 call gsi_start with that lvalue.
2419 (replace_goto_queue_stmt_list): Ditto.
2420 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
2421 (replace_goto_queue): Ditto.
2422 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
2423 (lower_try_finally_onedest): Ditto.
2424 (lower_try_finally_copy): Ditto.
2425 (lower_try_finally_switch): Ditto.
2426 (lower_try_finally): Ditto.
2427 (lower_eh_filter): Ditto.
2428 (lower_eh_must_not_throw): Ditto.
2429 (lower_cleanup): Ditto.
2430 (lower_eh_constructs_2): Ditto.
2431 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
2432 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
2433 set possibly changed body.
2434 (optimize_double_finally): Call gsi_start with lvalue.
2436 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
2437 (gimple_split_block): Ditto.
2438 (gimple_merge_blocks): Use gsi_start_phis.
2439 (move_stmt_r): Use walk_gimple_seq_mod.
2440 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
2441 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
2442 (rebuild_cgraph_edges): Ditto.
2443 (cgraph_rebuild_references): Ditto.
2444 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
2445 * tree-inline.c (copy_phis_for_bb): Ditto.
2446 * tree-ssa-dce.c: Ditto.
2448 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
2450 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
2451 Andi Kleen <ak@linux.intel.com>
2453 * coretypes.h (MEMMODEL_MASK): New.
2454 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
2455 and return new variable.
2456 (expand_builtin_atomic_exchange): Mask memmodel values.
2457 (expand_builtin_atomic_compare_exchange): Ditto.
2458 (expand_builtin_atomic_load): Ditto.
2459 (expand_builtin_atomic_store): Ditto.
2460 (expand_builtin_atomic_clear): Ditto.
2461 * doc/extend.texi: Mention port-dependent memory model flags.
2462 * config/i386/cpuid.h (bit_HLE): New.
2463 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
2465 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
2466 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
2467 (ix86_target_string)<-mhle>: New.
2468 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
2469 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
2470 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
2471 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
2472 enabled for generic, generic64 and core-avx2.
2473 (ix86_print_operand): Generate HLE lock prefixes.
2474 (ix86_memmodel_check): New.
2475 (TARGET_MEMMODEL_CHECK): Ditto.
2476 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
2477 (IX86_HLE_ACQUIRE): Ditto.
2478 (IX86_HLE_RELEASE): Ditto.
2479 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
2480 * config/i386/i386.opt (mhle): Ditto.
2481 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
2482 success model to instruction emitter.
2483 (atomic_fetch_add<mode>): Ditto.
2484 (atomic_exchange<mode>): Ditto.
2485 (atomic_add<mode>): Ditto.
2486 (atomic_sub<mode>): Ditto.
2487 (atomic_<code><mode>): Ditto.
2488 (*atomic_compare_and_swap_doubledi_pic): Ditto.
2489 (atomic_compare_and_swap_single<mode>): Define and use argument
2491 (atomic_compare_and_swap_double<mode>): Ditto.
2492 * configure.ac: Check if assembler support HLE prefixes.
2493 * configure: Regenerate.
2496 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
2499 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
2501 (gimplify_switch_expr): ... here.
2502 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
2503 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
2504 to clean up case labels with values outside the index type range.
2505 (simplify_gimple_switch): Call it if something changed.
2506 Remove strange and unnecessary assert.
2508 2012-05-02 Richard Guenther <rguenther@suse.de>
2510 * fold-const.c (div_if_zero_remainder): sizetypes no longer
2512 (int_const_binop_1): New worker for int_const_binop with
2513 overflowable parameter. Pass it through to force_fit_type_double.
2514 (int_const_binop): Wrap around int_const_binop_1 with overflowable
2516 (size_binop_loc): Call int_const_binop_1 with overflowable equal
2517 to minus one, forcing overflow detection for even unsigned types.
2518 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
2519 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
2520 * stor-layout.c (initialize_sizetypes): sizetypes no longer
2522 (layout_type): For zero-sized arrays ignore overflow on the
2524 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
2525 (bit_value_binop_1): Likewise.
2526 * tree.c (double_int_to_tree): Likewise.
2527 (double_int_fits_to_tree_p): Likewise.
2528 (force_fit_type_double): Likewise.
2529 (host_integerp): Likewise.
2530 (int_fits_type_p): Likewise.
2531 * varasm.c (output_constructor_regular_field): Sign-extend the
2532 field-offset to cater for negative offsets produced by the Ada
2534 * omp-low.c (extract_omp_for_data): Convert the loop step to
2535 signed for pointer adjustments.
2537 2012-05-02 Richard Guenther <rguenther@suse.de>
2539 * tree.c (valid_constant_size_p): New function.
2540 * tree.h (valid_constant_size_p): Declare.
2541 * cfgexpand.c (expand_one_var): Adjust check for too large
2542 variables by using valid_constant_size_p.
2543 * varasm.c (assemble_variable): Likewise.
2545 * c-decl.c (grokdeclarator): Properly check for sizes that
2546 cover more than half of the address-space.
2548 2012-05-02 Jakub Jelinek <jakub@redhat.com>
2550 PR tree-optimization/53163
2551 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
2552 return value from compute_all_dependences.
2554 PR rtl-optimization/53160
2555 * ree.c (combine_reaching_defs): Handle the case where cand->insn
2556 has been modified by ree pass already.
2558 2012-05-01 Ian Lance Taylor <iant@google.com>
2561 * c-decl.c (build_compound_literal): Make the decl readonly if it
2562 an array of a readonly type.
2563 * gimplify.c (gimplify_compound_literal_expr): Add fallback
2564 parameter. Change all callers. If the decl is not addressable
2565 and is not an l-value, make it readonly.
2567 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
2569 * ira.c (allocated_reg_info_size): New static variable.
2570 (expand_reg_info): Manage it. Call
2571 setup_preferred_alternate_classes_for_new_pseudos.
2572 (ira): Don't do it here. Remove local allocated_reg_info_size,
2573 set the global before calling find_moveable_pseudos.
2574 (find_moveable_pseudos): Call expand_reg_info rather than
2577 2012-05-01 Richard Henderson <rth@redhat.com>
2579 * common.opt (fsync-libcalls): New.
2580 * doc/invoke.texi: Document it.
2581 * optabs.c (init_sync_libfuncs): Honor it.
2583 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
2584 Richard Sandiford <r.sandiford@uk.ibm.com>
2586 PR rtl-optimization/52543
2587 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
2589 * lower-subreg.h: New file.
2590 * target-globals.h (this_target_lower_subreg): Declare.
2591 (target_globals): Add lower_subreg;
2592 (restore_target_globals): Restore this_target_lower_subreg.
2593 * target-globals.c: Include it.
2594 (default_target_globals): Add default_target_lower_subreg.
2595 (save_target_globals): Initialize target_lower_subreg.
2596 * rtl.h (init_lower_subreg): Added declaration.
2597 * toplev.c (backend_init_target): Call initializer for lower-subreg
2599 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
2600 (default_target_lower_subreg): New variable.
2601 (this_target_lower_subreg): Likewise.
2602 (twice_word_mode, choices): New macros.
2603 (shift_cost, compute_splitting_shift, compute_costs)
2604 (init_lower_subreg): New functions.
2605 (resolve_simple_move): Add speed_p argument. Check choices.
2606 (find_pseudo_copy): Don't check the mode size here.
2607 (resolve_simple_move): Assert the mode size.
2608 (find_decomposable_shift_zext): Add speed_p argument and return
2609 a bool. Check choices.
2610 (resolve_shift_zext): Add comment.
2611 (dump_shift_choices, dump_choices): New functions.
2612 (decompose_multiword_subregs): Dump list of profitable
2613 transformations. Add code to skip non profitable transformations.
2614 Update calls to simple_move and find_decomposable_shift_zext.
2616 2012-05-01 Ian Bolton <ian.bolton@arm.com>
2617 Sameera Deshpande <sameera.deshpande@arm.com>
2618 Greta Yorsh <greta.yorsh@arm.com>
2620 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
2621 (thumb1_unexpanded_epilogue): ...this.
2622 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
2623 (thumb1_unexpanded_epilogue): ...this.
2624 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
2625 (thumb1_unexpanded_epilogue): ...this.
2627 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
2629 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
2630 comparing enumeration values. Update comments.
2632 2012-05-01 Alan Modra <amodra@gmail.com>
2635 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
2636 load_cr_save, add_crlr_cfa_restore): New functions.
2637 (rs6000_restore_saved_cr): Rename to..
2638 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
2639 (rs6000_emit_epilogue): Use new functions. Adjust condition
2640 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
2641 regs when using out-of-line restore only when shrink wrapping.
2643 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
2646 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
2647 calls to cgraph_node_name in xstrdup.
2648 (ipa_make_edge_direct_to_target): Ditto.
2649 * cgraph.c (dump_cgraph_node): Ditto.
2650 * tree-sra.c (convert_callers_for_node): Ditto.
2651 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
2652 * ipa-cp.c (perhaps_add_new_callers): Ditto.
2653 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
2654 (cgraph_materialize_all_clones): Ditto.
2655 * ipa-inline.c (report_inline_failed_reason): Ditto.
2656 (want_early_inline_function_p): Ditto.
2657 (edge_badness): Ditto.
2658 (update_edge_key): Ditto.
2659 (flatten_function): Ditto.
2660 (ipa_inline): Ditto.
2661 (inline_always_inline_functions): Ditto.
2662 (early_inline_small_functions): Ditto.
2664 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
2667 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
2668 constraints 0 and 1.
2670 012-04-30 Jan Hubicka <jh@suse.cz>
2672 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
2673 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
2674 (cgraph_add_to_same_comdat_group): Remove.
2675 (cgraph_add_asm_node): Move to cgraphunit.c.
2676 (cgraph_make_decl_local): Move to symtab.c
2677 (cgraph_make_node_local_1): Update.
2678 (cgraph_can_remove_if_no_direct_calls_and): Update.
2679 (used_from_object_file_p): Update.
2680 (resolution_used_from_other_file_p): Move to symtab.c
2681 (cgraph_used_from_object_file_p): move to symtab.c
2682 (verify_cgraph_node): Verify same comdat groups.
2683 * cgraph.h (cgraph_asm_node): Rename to ...
2684 (asm_node): ... this one.
2685 (cgraph_asm_nodes): Rename to ...
2686 (asm_nodes): ... this one.
2687 (symtab_add_to_same_comdat_group): New function.
2688 (symtab_dissolve_same_comdat_group_list): New function.
2689 (symtab_used_from_object_file_p): Declare.
2690 (symtab_make_decl_local): Declare.
2691 (cgraph_add_to_same_comdat_group): Remove.
2692 (cgraph_add_asm_node): Remove.
2693 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
2695 (cgraph_finalize_compilation_unit): Rename to ...
2696 (finalize_compilation_unit): ... this one.
2697 (cgraph_optimize): Rename to ....
2698 (compile): ... this one.
2699 (add_asm_node): Declare.
2700 (fixup_same_cpp_alias_visibility): Declare.
2701 (cgraph_make_decl_local): Remove.
2702 (varpool_assemble_pending_decls): Rename to ...
2703 (varpool_output_variables): ... this one.
2704 (varpool_remove_unreferenced_decls): Remove.
2705 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
2706 (preserve_function_body_p): Make static.
2707 * toplev.c (compile_file): Update comments; update.
2708 * cgraphunit.c: Update comments.
2709 (cgraph_expand_all_functions): Rename to ...
2710 (expand_all_functions): ... this one; update.
2711 (cgraph_mark_functions_to_output): Rename to ...
2712 (mark_functions_to_output): ... this one; cleanup.
2713 (cgraph_output_pending_asms): Remove prototype.
2714 (asm_nodes, asm_last_node): New static vars.
2715 (cgraph_process_new_functions): Update.
2716 (cgraph_reset_node): Cleanup; add comment.
2717 (cgraph_add_new_function): Update.
2718 (cgraph_output_pending_asms): Rename to ...
2719 (output_asm_statements): ... this one.
2720 (add_asm_node): New function.
2721 (fixup_same_cpp_alias_visibility): New function based on code
2722 in cgraph_analyze_function.
2723 (cgraph_analyze_function): Use it.
2724 (cgraph_order_sort): Update.
2725 (cgraph_output_in_order): Update.
2726 (cgraph_function_versioning): Update.
2727 (cgraph_optimize): Rename to ...
2728 (compile): ... this one; initialize streamer hooks here.
2729 (cgraph_finalize_compilation_unit): Rename to ...
2730 (finalize_compilation_unit): ... this one; do not initialize streamer
2732 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
2733 * dwarf2out.c: Update ocmment.
2734 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
2735 * method.c (use_thunk): Likewise.
2736 * semantics.c (maybe_add_lambda_conv_op): Likewise.
2737 * decl2.c (maybe_emit_vtables): Likewise.
2738 (cp_write_global_declarations): Use finalize_compilation_unit.
2739 * parser.c (cp_parser_asm_definition): Use add_asm_node.
2740 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
2741 * c-decl.c (c_write_global_declarations): Use
2742 finalize_compilation_unit.
2743 * langhooks.c (write_global_declarations): Update.
2744 * ipa.c (cgraph_externally_visible_p): Update.
2745 (dissolve_same_comdat_group_list): Remove.
2746 (function_and_variable_visibility): Update.
2747 * symtab.c: Inlcude lto-streamer.h and rtl.h
2748 (ld_plugin_symbol_resolution_names): New.
2749 (symtab_add_to_same_comdat_group): New.
2750 (symtab_dissolve_same_comdat_group_list): New.
2751 (resolution_used_from_other_file_p): Move here from cgraph.c
2752 (symtab_used_from_object_file_p): New.
2753 (symtab_make_decl_local): New.
2754 * passes.c (register_pass): Update comments.
2755 * c-parser.c (c_parser_asm_definition): Update.
2756 * varpool.c (varpool_analyze_node): Use
2757 fixup_same_cpp_alias_visibility.
2758 (varpool_remove_unreferenced_decls): Make static.
2759 (varpool_assemble_pending_decls): Rename to ...
2760 (varpool_output_variables): ... this one; call
2761 varpool_remove_unreferenced_decls.
2762 (varpool_used_from_object_file_p): Remove.
2764 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
2767 * c-typeck.c (build_array_ref): Call
2768 convert_vector_to_pointer_for_subscript.
2769 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
2771 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
2773 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
2774 to compile-time "mode == <MODE>mode" checks.
2775 (and splitter): Ditto.
2777 2012-04-30 Richard Henderson <rth@redhat.com>
2779 * config/arm/arm.md (UNSPEC_LL): New.
2780 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
2781 (arm_load_exclusivedi): Use %H0.
2783 2012-04-30 Jason Merrill <jason@redhat.com>
2785 * dwarf2out.c (comdat_symbol_id): Add const.
2786 (union die_symbol_or_type_node): Add const to die_symbol.
2787 (output_die_symbol, output_die, output_comp_unit): Adjust.
2789 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
2791 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
2792 * config/arm/neon.md (negdi2_neon): New insn.
2793 Also add splitters for core and NEON registers.
2795 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
2797 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
2798 (arm_print_operand): Add 'x' format.
2799 * config/arm/constraints.md (Dn): Allow const_int.
2800 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
2801 Use 'x' format to print constants.
2802 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
2803 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
2805 (movdi_vfp_cortexa8): Likewise.
2807 2012-04-30 Ian Bolton <ian.bolton@arm.com>
2808 Sameera Deshpande <sameera.deshpande@arm.com>
2809 Greta Yorsh <greta.yorsh@arm.com>
2811 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
2812 * config/arm/arm.c (ldm_stm_operation_p): New function.
2813 * config/arm/predicates.md (load_multiple_operation): Update predicate.
2814 (store_multiple_operation): Likewise.
2816 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
2817 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
2818 * config/arm/predicates.md (load_multiple_operation): Add arguments.
2819 (store_multiple_operation): Likewise.
2821 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
2823 * config/i386/i386.md (and<mode>3): Expand masking operations with
2824 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
2825 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
2827 2012-04-30 Dodji Seketeli <dodji@redhat.com>
2829 Add -Wvarargs option
2830 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
2831 argument for the various warning_at calls.
2832 * docs/invoke.texi: Update the documentation.
2834 2012-04-30 Dodji Seketeli <dodji@redhat.com>
2836 Switch -ftrack-macro-expansion=2 on by default.
2837 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
2840 Fix va_start related location
2841 * builtins.c (fold_builtin_next_arg): Unwinds to the first
2842 location in real source code.
2844 Make conversion warnings work on NULL with -ftrack-macro-expansion
2845 * input.h (expansion_point_location_if_in_system_header): Declare
2847 * input.c (expansion_point_location_if_in_system_header): Define it.
2849 Fix -Wuninitialized for -ftrack-macro-expansion
2850 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
2851 declaration. Use linemap_location_before_p for source locations.
2853 Strip "<built-in>" loc from displayed expansion context
2854 * input.c (expand_location_1): When expanding to spelling location
2855 in a context of a macro expansion, skip reserved system header
2856 locations. Update comments. * tree-diagnostic.c
2857 (maybe_unwind_expanded_macro_loc): Likewise.
2859 Make expand_location resolve to locus in main source file
2860 * input.c (expand_location_1): New. Takes a parameter to choose
2861 whether to resolve the location to spelling or expansion point.
2862 Was factorized from ...
2863 (expand_location): ... here.
2864 (expand_location_to_spelling_point): New. Implemented in terms of
2866 * diagnostic.c (diagnostic_build_prefix): Use the new
2867 expand_location_to_spelling_point instead of expand_location.
2869 Fix PCH crash on GTYed pointer-to-scalar field of a struct
2870 * gengtype.c (write_types_process_field): Force second argument of
2871 the call to the PCH object hierarchy walker to be 'x'.
2873 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
2875 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
2876 predicate to discriminate types.
2878 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
2880 * doc/invoke.texi (Wmissing-format-attribute): Document as an
2881 alias of Wsuggest-attribute=format.
2882 * c-typeck.c (convert_for_assignment): Replace
2883 Wmissing-format-attribute with Wsuggest-attribute=format.
2884 (digest_init): Likewise.
2886 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
2888 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
2889 * common.opt (Wmissing-noreturn): Alias of
2890 -Wsuggest-attribute=noreturn.
2892 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
2895 * config/cris/cris.md (andqu): New peephole2.
2896 (andu): Tweak head comment.
2898 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2899 Steven Bosscher <steven@gcc.gnu.org>
2900 Maxim Kuvyrkov <maxim@codesourcery.com>
2902 PR tree-optimization/38785
2903 * common.opt (ftree-partial-pre): New option.
2904 * doc/invoke.texi: Document it.
2905 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
2906 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
2908 (execute_pre): Use flag_tree_partial_pre.
2910 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2913 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
2916 2012-04-27 Ollie Wild <aaw@google.com>
2918 * doc/invoke.texi (Wliteral-suffix): Document new option.
2920 2012-04-27 Tom Tromey <tromey@redhat.com>
2922 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
2923 (dwarf_tag_name): Use get_DW_TAG_name.
2924 (dwarf_attr_name): Use get_DW_AT_name.
2925 (dwarf_form_name): Use get_DW_FORM_name.
2926 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
2928 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
2930 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
2931 arguments are -1 and 0, by negating the result of the conditional.
2933 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
2936 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
2938 2012-04-27 Richard Guenther <rguenther@suse.de>
2940 * tree-flow.h (is_hidden_global_store): Remove.
2941 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
2942 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
2943 (stmt_may_clobber_global_p): Likewise.
2944 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
2945 (stmt_may_clobber_global_p): Likewise.
2946 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
2947 stmt_may_clobber_global_p.
2948 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
2950 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
2952 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
2955 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
2956 reorganize some fields and update comments. Rename bit_test_uniq
2957 and bit_test_count to uniq resp. count. Remove bit_test_bb.
2958 (collect_switch_conv_info): New function, collects info about a
2959 GIMPLE_SWITCH into a struct switch_conv_info.
2960 (check_range): Simplify to use pre-recorded info. Fix think-o in
2961 range-branch ratio check.
2962 (check_process_case): Remove function.
2963 (check_all_empty_except_final): New function, verifies that all
2964 non-final basic blocks are empty.
2965 (process_switch): Simplify to use pre-recorded info. Call
2966 collect_switch_conv_info to do that. Assert that degenerate switch
2967 statements have been cleaned up.
2969 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
2972 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
2974 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
2977 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
2979 2012-04-27 Tom de Vries <tom@codesourcery.com>
2981 PR tree-optimization/51879
2982 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
2983 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
2985 (defs_to_varying): ... here. Don't set use_processed.
2986 (visit_reference_op_call): Handle gimple_vdef.
2987 Handle case that lhs is NULL_TREE.
2988 (visit_use): Use mark_use_processed. Handle calls with side-effect
2989 using visit_reference_op_call.
2991 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
2993 * sched-deps.c (fixup_sched_groups): Rename to...
2994 (chain_to_prev_insn): ...this.
2995 (chain_to_prev_insn_p): New function.
2996 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
2998 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
3000 * sched-int.h (_haifa_insn_data): Move priority_status.
3002 (INSN_MODEL_INDEX): New macro.
3003 * haifa-sched.c (insn_delay): New function.
3004 (sched_regno_pressure_class): Update commentary.
3005 (mark_regno_birth_or_death): Pass the liveness bitmap and
3006 pressure array as arguments, instead of using curr_reg_live and
3007 curr_reg_pressure. Only update the pressure if the bit in the
3008 liveness set has changed.
3009 (initiate_reg_pressure_info): Always trust the live-in set for
3010 SCHED_PRESSURE_MODEL.
3011 (initiate_bb_reg_pressure_info): Update call to
3012 mark_regno_birth_or_death.
3013 (dep_list_size): Take the list as argument.
3014 (calculate_reg_deaths): New function, extracted from...
3015 (setup_insn_reg_pressure_info): ...here.
3016 (MODEL_BAR): New macro.
3017 (model_pressure_data, model_insn_info, model_pressure_limit)
3018 (model_pressure_group): New structures.
3019 (model_schedule, model_worklist, model_insns, model_num_insns)
3020 (model_curr_point, model_before_pressure, model_next_priority):
3022 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
3023 (MODEL_INSN_INFO, MODEL_INSN): New macros.
3024 (model_index, model_update_limit_points_in_group): New functions.
3025 (model_update_limit_points, model_last_use_except): Likewise.
3026 (model_start_update_pressure, model_update_pressure): Likewise.
3027 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
3028 (model_excess_cost, model_dump_pressure_points): Likewise.
3029 (model_set_excess_costs): Likewise.
3030 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
3031 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
3032 schedule as an alternative tie-breaker. Update the call to
3034 (ready_sort): Call model_set_excess_costs.
3035 (update_register_pressure): Update call to mark_regno_birth_or_death.
3036 Rely on that function to check liveness rather than doing it here.
3037 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
3038 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
3039 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
3040 (model_record_pressure, model_record_pressures): New functions.
3041 (model_record_final_pressures, model_add_successors_to_worklist)
3042 (model_promote_predecessors, model_choose_insn): Likewise.
3043 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
3044 (model_start_schedule, model_finalize_pressure_group): Likewise.
3045 (model_end_schedule): Likewise.
3046 (schedule_insn): Say when we're scheduling the next instruction
3047 in the model schedule.
3048 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
3049 (queue_to_ready): Do not add instructions that are
3050 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
3051 Always allow the next instruction in the model schedule to be added.
3052 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
3053 and delay for SCHED_PRESSURE_MODEL too.
3054 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
3055 SCHED_PRIORITY_MODEL, but also take the DFA into account.
3056 (schedule_block): Call model_start_schedule and model_end_schedule.
3057 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
3058 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
3059 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
3061 (sched_finish): Update accordingly.
3062 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
3063 to SCHED_PRESSURE_MODEL.
3064 (add_jump_dependencies): Update call to dep_list_size.
3065 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
3066 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
3067 to SCHED_PRESSURE_MODEL.
3068 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
3069 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
3070 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
3071 handling to SCHED_PRESSURE_MODEL.
3073 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
3075 * common.opt (fsched-pressure-algorithm=): New option.
3076 * flag-types.h (sched_pressure_algorithm): New enum.
3077 * sched-int.h (sched_pressure_p): Replace with...
3078 (sched_pressure): ...this new variable.
3079 * haifa-sched.c (sched_pressure_p): Replace with...
3080 (sched_pressure): ...this new variable.
3081 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
3082 (update_reg_and_insn_max_reg_pressure, schedule_insn)
3083 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
3084 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
3085 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
3086 (sched_analyze_insn): Likewise.
3087 * sched-rgn.c (schedule_region): Likewise.
3088 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
3090 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
3092 * PR middle-end/52997
3093 * ira.c (find_moveable_pseudos): Call resize_reg_info.
3096 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
3097 * expr.c (convert_move): Honor unsignedp when extending partial int
3099 * genmodes.c (complete_mode): Don't clear component field of partial
3101 (emit_mode_inner): Don't emit it however.
3102 (calc_wider_mode): Partial int modes widen to their component.
3104 2012-04-26 David S. Miller <davem@davemloft.net>
3106 * config/sparc/niagara4.md: New file.
3107 * config/sparc/sparc.md: Include it.
3108 * config/sparc/sparc.c (niagara4_costs): New processor costs.
3109 (sparc_option_override): Use it.
3110 (sparc_use_sched_lookahead): Return 2 for niagara4.
3111 (sparc_issue_rate): Likewise.
3113 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
3114 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
3115 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
3116 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
3117 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
3118 alignaddrldi_vis): Set type to gsr.
3119 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
3120 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
3121 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
3122 v<vis3_shift_patname><mode>3, fmean16_vis,
3123 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
3124 fucmp<code>8<P:mode>_vis): Set type to fga.
3125 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
3126 * config/sparc/niagara.md: Likewise.
3127 * config/sparc/niagara2.md: Likewise.
3128 * config/sparc/ultra3.md: Likewise, and fix type matching for
3129 us3_ialuX reservation.
3131 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3133 * reload.c (find_reloads): Change the loop nesting when trying an
3134 alternative with swapped operands.
3136 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3138 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
3139 comment. Delete unused parameter first_exp_point_map.
3140 (virt_loc_aware_diagnostic_finalizer): Update call.
3142 2012-04-26 Michael Hope <michael.hope@linaro.org>
3143 Richard Earnshaw <rearnsha@arm.com>
3145 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
3146 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
3147 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
3148 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
3150 2012-04-25 Sriraman Tallam <tmsriram@google.com>
3152 * doc/extend.texi: Document avx2 support.
3153 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
3155 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
3158 * config/cris/cris.md ("*andhi_lowpart_v32")
3159 ("*andqi_lowpart_v32"): Change first input-only operand from
3160 a (match_operand ...) to (match_dup 0). Drop alternatives with
3161 const_int-matching constraints for redundancy.
3162 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
3163 three-operand alternative.
3165 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3168 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
3169 instead expand it as zero extension.
3171 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
3174 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
3176 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3178 * common.opt (flag_debug_types_section): Default to 0.
3179 (dwarf_version): Default to 4.
3180 (dwarf_record_gcc_switches): Default to 1.
3181 (dwarf_strict): Default to 0.
3182 * toplev.c (process_options): Don't handle dwarf_strict
3183 or dwarf_version here.
3184 * config/vxworks.c (vxworks_override_options): Don't
3185 test whether dwarf_strict or dwarf_version are negative,
3186 instead test !global_options_set.x_dwarf_*.
3187 * config/darwin.c (darwin_override_options): Default to
3189 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
3190 and -fno-debug-types-section are now the default.
3192 2012-04-25 Jan Hubicka <jh@suse.cz>
3194 * cgraphunit.c: Update toplevel comment.
3195 (tree_rest_of_compilation): Merge into cgraph_expand_function.
3196 (cgraph_analyze_function): Make static.
3197 (cgraph_decide_is_function_needed): Make static.
3198 (cgraph_add_new_function): Use expand_function instead of
3199 rest_of_compilation.
3200 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
3201 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
3203 (cgraph_inline_p): Remove.
3204 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
3205 (init_cgraph): Add comment.
3206 * cgraphbuild.c (record_reference, mark_address, mark_load,
3207 mark_store): Do not call analyze_expr hook.
3208 * cgraph.c: Update toplevel comment.
3209 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
3210 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
3211 Move fere from cgraphunit.c
3212 (cgraph_mark_force_output_node): Move to cgraph.h
3213 * cgraph.h: Reorder so the comments match the function placement.
3214 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
3215 (cgraph_mark_force_output_node): Move here from cgraph.c
3216 * tree.c (free_lang_data): Do not clear analyze_expr hook.
3217 * ipa-inline-transform.c (preserve_function_body_p): New function.
3218 (inline_transform): Update.
3219 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
3220 * langhooks.h (lang_hooks_for_callgraph): Remove.
3221 (lang_hooks): Remove callgraph.
3222 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
3223 * varpool.c: Remove out of date comment.
3224 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
3225 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
3227 2012-04-25 Jan Hubicka <jh@suse.cz>
3230 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
3231 forward declaration.
3232 (cgraph_finalize_function): Finalize them here.
3233 * symtab.c (dump_symtab): Dump ctors and dtors.
3235 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3238 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3239 larger than maxbits. Don't compute maxbits modulo align.
3240 Also check that unit bytes long store at bitpos / unit * unit
3241 doesn't affect bits beyond bitregion_end.
3242 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3243 would not fit into bitregion_start ... bitregion_end + 1 bit region.
3244 (store_split_bit_field): Decrease unit close to end of bitregion_end
3245 if access is restricted in order to avoid mutual recursion.
3247 PR tree-optimization/53058
3248 * double-int.h (double_int_max_value, double_int_min_value): New
3250 * double-int.c (double_int_max_value, double_int_min_value): New
3252 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
3253 or GT_EXPR with double_int_max_value instead of double_int_mask.
3255 2012-04-25 Richard Guenther <rguenther@suse.de>
3257 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
3258 * tree-vect-loop.c (vect_transform_loop): Adjust.
3259 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
3260 the maximum number of iterations for the epilogue loop.
3261 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
3263 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3266 * c-typeck.c (set_nonincremental_init,
3267 set_nonincremental_init_from_string): Pass true instead of false
3268 as IMPLICIT to add_pending_init.
3270 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
3272 * c-typeck.c (pop_init_level): Improve diagnostics.
3274 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
3276 * compare-elim.c (try_eliminate_compare): Also handle operands with
3277 implicit extensions.
3279 2012-04-25 Alan Modra <amodra@gmail.com>
3281 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
3282 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
3283 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
3284 (no_global_regs_above): Delete.
3285 (no_global_regs): New function.
3286 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
3287 value for load multiple test.
3288 (savres_routine_syms): Increase size.
3289 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
3290 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
3291 rather than a number of boolean flags. Update all callers.
3292 (rs6000_savres_routine_name): Generate vector save/restore names.
3293 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
3294 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
3295 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
3296 and using_store_multiple. Expand uses. Don't always use r11 as
3297 frame reg when needed for out-of-line saves. Set up initial offset
3298 for out-of-line vector saves when buying stack frame. Handle pointer
3299 reg setup for out-of-line fp save. Emit call to out-of-line vector
3300 save function. Choose r11 or r12 for vrsave reg when available for
3302 (rs6000_output_function_prologue): Don't emit .extern for ELF.
3303 (rs6000_emit_epilogue): Choose a better frame reg when restoring
3304 from back-chain to suit out-of-line vector restore functions. Emit
3305 call to out-of-line vector restore function. Adjust register used
3306 for cr restore. Tweak pointer register setup for gpr restore.
3307 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
3309 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
3310 (V_SAVE_INLINE): Define.
3311 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
3313 2012-04-25 Alan Modra <amodra@gmail.com>
3315 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
3316 out-of-line save/restore for large frames. Don't disable
3317 out-of-line saves on ABI_AIX when using static chain reg.
3318 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
3319 clobber static chain reg, and tweak for out-of-line gpr saves
3322 2012-04-25 Alan Modra <amodra@gmail.com>
3324 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
3325 (rs6000_emit_prologue): Use the above to catch register overlap.
3327 2012-04-25 Alan Modra <amodra@gmail.com>
3329 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
3330 decl. Move logic selecting update reg to callers. Update all callers.
3331 (rs6000_emit_allocate_stack): Add copy_off param.
3332 (emit_frame_save): Don't handle reg+reg addressing.
3333 (ptr_regno_for_savres): New function, extracted from..
3334 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
3335 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
3336 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
3337 frame offset adjustment for out-of-line save with copy from sp.
3338 Simplify condition controlling whether cr is saved early or
3339 late. Use ptr_regno_for_savres to verify correct reg is set
3340 up for out-of-line saves. Pass the actual pointer reg used to
3341 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
3342 function. Rearrange spe vars so code is similar to that
3343 elsewhere in this function. Don't update frame_off when spe
3344 save code will restore r11. Use emit_frame_save for spe and
3345 gpr saves. Consolidate darwin out-of-line gpr setup with that
3346 for other abis. Don't assume frame_offset is zero and frame
3347 reg is sp when setting up altivec reg saves, and calculate
3348 exact offset requirement.
3349 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
3350 spe restore code. Consolidate darwin out-of-line gpr setup
3351 with that for other abis.
3353 2012-04-25 Alan Modra <amodra@gmail.com>
3355 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
3356 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
3358 (emit_frame_save): Delete frame_ptr param. Rename total_size to
3360 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
3361 and emit_frame_save calls. Cope with possibly missing note.
3363 2012-04-24 Sriraman Tallam <tmsriram@google.com>
3365 * config/i386/i386.c (build_processor_model_struct): New function.
3366 (make_var_decl): New function.
3367 (fold_builtin_cpu): New function.
3368 (ix86_fold_builtin): New function.
3369 (make_cpu_type_builtin): New function.
3370 (ix86_init_platform_type_builtins): New function.
3371 (ix86_expand_builtin): Expand new builtins by folding them.
3372 (ix86_init_builtins): Make new builtins to detect CPU type.
3373 (TARGET_FOLD_BUILTIN): New macro.
3374 (IX86_BUILTIN_CPU_INIT): New enum value.
3375 (IX86_BUILTIN_CPU_IS): New enum value.
3376 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
3377 * config/i386/i386-builtin-types.def: New function type.
3378 * testsuite/gcc.target/builtin_target.c: New testcase.
3379 * doc/extend.texi: Document builtins.
3381 2012-04-24 Olivier Hainque <hainque@adacore.com>
3383 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
3384 * toplev.c (process_options): Default to dwarf_version 2.
3385 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
3386 and dwarf_version 2.
3388 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3390 * tree-pretty-print.h (default_tree_printer): Do not declare.
3391 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
3393 (default_tree_diagnostic_starter): Make static.
3394 (default_tree_printer): Move to here. Make static.
3395 (tree_diagnostics_defaults): New.
3396 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
3397 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
3398 * toplev.c: Do not include tree-pass.h.
3399 (default_tree_printer): Move from here.
3400 (general_init): Use tree_diagnostics_defaults.
3402 2012-04-24 Chao-ying Fu <fu@mips.com>
3404 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
3405 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
3406 * config/mips/gnu-user.h
3407 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
3408 (GNU_USER_TARGET_LINK_SPEC): New define.
3409 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
3410 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
3411 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
3412 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
3413 GNU_USER_TARGET_ENDFILE_SPEC.
3414 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
3415 (GNU_USER_TARGET_LINK_SPEC): New define.
3416 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
3417 * config/mips/linux-common.h: New file.
3419 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3422 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
3423 (altivec_build_resolved_builtin): Call fully_fold_convert.
3425 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
3428 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
3430 2012-04-24 Richard Guenther <rguenther@suse.de>
3432 PR tree-optimization/53085
3433 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
3436 2012-04-24 Richard Guenther <rguenther@suse.de>
3438 * tree-if-conv.c (main_tree_if_conversion): Move bb under
3441 2012-04-24 Jim Meyering <meyering@redhat.com>
3443 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
3444 absence of an define_enum call.
3446 2012-04-24 Richard Guenther <rguenther@suse.de>
3448 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
3449 the epilogue loop is not re-used as unvectorized version
3450 record the its maximum number of iterations.
3452 2012-04-24 Andrew Pinski <apinski@cavium.com>
3454 * tree-ssa-forwprop.c (simplify_bitwise_binary):
3455 Don't directly use def1/def2.
3457 2012-04-24 Richard Guenther <rguenther@suse.de>
3459 PR tree-optimization/53098
3460 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
3463 2012-04-24 Andrew Pinski <apinski@cavium.com>
3466 * tree-ssa-forwprop.c (defcodefor_name): New function.
3467 (simplify_bitwise_binary): Use defcodefor_name instead of manually
3468 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
3469 Simplify "(~X | Y) & X" to "X & Y" and
3470 "(~X & Y) | X" to "X | Y".
3472 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3474 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
3475 validate_change to add clobbers if IN_GROUP is nonzero.
3476 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
3477 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
3479 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
3481 * config/s390/s390.c (insn_invalid_p): Likewise.
3483 2012-04-24 Jakub Jelinek <jakub@redhat.com>
3486 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
3487 (output_addressed_constants): Likewise.
3490 * varasm.c (get_section): Don't ICE for section conflicts with
3491 built-in section kinds.
3493 2012-04-23 DJ Delorie <dj@redhat.com>
3495 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
3496 (LIBSTDCXX): Change to CPP2.
3498 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
3501 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
3504 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
3506 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
3507 (*addsi_2_zext): Ditto.
3508 (*add<mode>_3): Ditto.
3509 (*addsi_3_zext): Ditto.
3510 (*add<mode>_5): Ditto.
3512 2012-04-23 Andrew Pinski <apinski@cavium.com>
3514 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
3515 (C & B) to (A OP0) & B.
3517 2012-04-23 Martin Jambor <mjambor@suse.cz>
3519 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
3520 temporaries created for a bitfield (reverting revision 122014).
3522 2012-04-23 Richard Guenther <rguenther@suse.de>
3524 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
3525 the condition using is_gimple_condexpr and avoid the not necessary
3527 (set_prologue_iterations): Likewise.
3528 (vect_loop_versioning): Likewise.
3530 2012-04-23 Richard Guenther <rguenther@suse.de>
3532 PR tree-optimization/53070
3533 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
3534 (main_tree_if_conversion): Verify we succeeded in that.
3536 2012-04-23 Jan Hubicka <jh@suse.cz>
3538 * lto-symtab.c (lto_cgraph_replace_node): Do not call
3539 mark_reahcable_node.
3540 * cgraph.c (cgraph_remove_node): Do not clear reachable.
3541 (cgraph_mark_reachable_node): Remove.
3542 (cgraph_mark_force_output_node): Do not set reachable.
3543 (dump_cgraph_node): Do not dump reachable.
3544 (cgraph_create_virtual_clone): Do not set reachable.
3545 * cgraph.h (cgraph_node): Remove reachable flag.
3546 (varpool_node): Remove reachable flag.
3547 (cgraph_mark_if_needed): Remove.
3548 (cgraph_mark_reachable_node): Remove.
3549 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
3550 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
3552 (cgraph_add_new_function): Likewise.
3553 (cgraph_mark_if_needed): Remove.
3554 (cgraph_analyze_function): Do not set target as reachable.
3555 (process_function_and_variable_attributes): Do not care about
3557 (cgraph_analyze_functions): Do not set reachable flags.
3558 (cgraph_mark_functions_to_output): Do not check reachability.
3559 (cgraph_copy_node_for_versioning): Do not set reachable flag.
3560 (dbxout_expand_expr): Update.
3561 * c-decl.c (merge_decls): Do not track changed externs.
3562 * ipa.c: Include pointer-set.h
3563 (enqueue_cgraph_node): Use reachable pointer set.
3564 (process_references): Likewise.
3565 (cgraph_remove_unreachable_nodes): Likewise.
3566 (whole_program_function_and_variable_visibility): Do not recompute
3568 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
3570 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
3572 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
3574 2012-04-23 Richard Guenther <rguenther@suse.de>
3577 * c-typeck.c (build_binary_op): Fix typo.
3579 2012-04-23 Jakub Jelinek <jakub@redhat.com>
3581 PR tree-optimizations/52891
3582 * tree-vect-patterns.c (adjust_bool_pattern): Use
3583 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
3584 but with non-standard precision.
3586 2012-04-22 Jan Hubicka <jh@suse.cz>
3588 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
3591 2012-04-22 Jan Hubicka <jh@suse.cz>
3593 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
3594 * cgraphbuild.c (record_reference, record_type_list, mark_address,
3595 mark_load, mark_store): Do not mark varpool nodes as needed.
3596 * cgraph.c (cgraph_new_nodes): Remove.
3597 (cgraph_create_function_alias): Do not mark nodes as reachable.
3598 (cgraph_add_thunk): Likewise.
3599 (cgraph_mark_reachable_node): Do not manage the queue.
3600 * cgraph.h (cgraph_node): Remove next_needed.
3601 (varpool_nodes_queue): Remove next_needed and prev_needed.
3602 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
3603 (cgraph_new_nodes): Declare.
3604 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
3605 (varpool_analyze_pending_decls): Remove.
3606 (varpool_analyze_node): New.
3607 (varpool_mark_needed_node): Remove.
3608 (varpool_first_variable, varpool_next_variable): New inlines.
3609 (varpool_first_static_initializer, varpool_next_static_initializer):
3611 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
3612 (varpool_first_defined_variable): New inline.
3613 (varpool_next_defined_variable): New inline
3614 (FOR_EACH_VARIABLE): Reimplement.
3615 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
3616 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
3618 * cgraphunit.c (cgraph_new_nodes): Declare here.
3619 (enqueue_node): New function.
3620 (cgraph_process_new_functions): update for new
3621 node set; when constructing cgraph enqueue node for processing.
3622 (cgraph_add_new_function): Use new node set.
3623 (process_function_and_variable_attributes): Do not set varpool needed
3625 (referred_to_p): New function.
3626 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
3627 when varpool is in construction.
3628 (cgraph_analyze_functions): Rewrite.
3629 (cgraph_expand_all_functions): Update.
3630 (cgraph_output_in_order): Do not analyze pending decls; do not set
3632 (cgraph_optimize): Do not analyze pending decls.
3633 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
3634 in other partition; do not mark node as needed.
3635 * dwarf2out.c (reference_to_unused): Use analyzed flag.
3636 (premark_types_used_by_global_vars_helper): Likewise.
3637 * ipa.c (process_references): Do not call varpool_mark_needed_node.
3638 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
3640 (function_and_variable_visibility): Do not mark node as needed.
3641 (whole_program_function_and_variable_visibility): Likewise.
3642 * Makefile.in (gt-varpool.h): No longer needed.
3643 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
3644 (ipa_write_summaries): Do not use needed flag.
3645 * varpool.c: Do not include gt-varpool.h
3646 (x_varpool_nodes_queue, x_varpool_last_needed_node,
3647 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
3648 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
3650 (varpool_remove_node): Do not update the lists.
3651 (dump_varpool_node): Do not dump needed flag.
3652 (varpool_enqueue_needed_node): Remove.
3653 (varpool_mark_needed_node): Remove.
3654 (varpool_reset_queue): Remove.
3655 (varpool_finalize_decl): Move to cgraphunit.c
3656 (varpool_analyze_node): New functions based on former
3657 varpool_analyze_pending_decls.
3658 (varpool_analyze_pending_decls): Remove.
3659 (varpool_assemble_decl): Do not update the lists.
3660 (enqueue_node): New function.
3661 (varpool_remove_unreferenced_decls): Rewrite.
3662 (varpool_empty_needed_queue): Remove.
3663 (add_new_static_var): Do not mark node as needed.
3664 (varpool_create_variable_alias): Handle expansion state
3666 * except.c (output_ttype): Do not mark node as needed.
3667 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
3668 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
3670 * tree-switch-conversion.c (build_one_array): Likewise.
3672 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3675 * doc/invoke.texi (pedantic): Rename to Wpedantic.
3676 * common.opt (Wpedantic): New.
3677 (pedantic): Alias Wpedantic.
3678 * diagnostic.c (warning_at): Likewise.
3679 * c-decl.c (diagnose_mismatched_decls): Likewise.
3680 (build_array_declarator): Likewise.
3681 (mark_forward_parm_decls):
3682 (check_bitfield_type_and_width): Likewise.
3683 (grokdeclarator): Likewise.
3684 (grokfield): Likewise.
3685 (finish_struct): Likewise.
3686 (build_enumerator): Likewise.
3687 (store_parm_decls_oldstyle): Likewise.
3688 (declspecs_add_qual): Likewise.
3689 (declspecs_add_type): Likewise.
3690 (finish_declspecs): Likewise.
3691 * c-typeck.c (composite_type): Likewise.
3692 (comp_target_types): Likewise.
3693 (build_array_ref): Likewise.
3694 (pointer_diff): Likewise.
3695 (build_unary_op): Likewise.
3696 (build_conditional_expr): Likewise.
3697 (build_c_cast): Likewise.
3698 (convert_for_assignment): Likewise.
3699 (maybe_warn_string_init): Likewise.
3700 (digest_init): Likewise.
3701 (pop_init_level): Likewise.
3702 (set_init_index): Likewise.
3703 (c_finish_goto_label): Likewise.
3704 (c_finish_return): Likewise.
3705 (do_case): Likewise.
3706 (build_binary_op): Likewise.
3707 * c-parser.c (static): Likewise.
3708 (c_parser_external_declaration): Likewise.
3709 (c_parser_declaration_or_fndef): Likewise.
3710 (c_parser_static_assert_declaration_no_se): Likewise.
3711 (c_parser_enum_specifier): Likewise.
3712 (c_parser_struct_or_union_specifier): Likewise.
3713 (c_parser_struct_declaration): Likewise.
3714 (c_parser_alignas_specifier): Likewise.
3715 (c_parser_braced_init): Likewise.
3716 (c_parser_initelt): Likewise.
3717 (c_parser_compound_statement_nostart): Likewise.
3718 (c_parser_conditional_expression): Likewise.
3719 (c_parser_alignof_expression): Likewise.
3720 (c_parser_postfix_expression): Likewise.
3721 (c_parser_postfix_expression_after_paren_): Likewise.
3722 (c_parser_objc_class_instance_variables): Likewise.
3723 (c_parser_objc_method_definition): Likewise.
3724 (c_parser_objc_methodprotolist): Likewise.
3726 2012-04-22 Ian Lance Taylor <iant@google.com>
3728 * godump.c (go_output_typedef): Dump size of structs.
3730 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
3732 Correcting transform_to_exit_first_loop + fix to PR46886
3733 * tree-parloops.c (transform_to_exit_first_loop): Remove
3734 setting of number of iterations according to the loop pattern.
3735 Duplicate from entry to exit->src instead of loop->latch.
3736 (pallelize_loops): Remove the condition preventing do-while loops.
3737 * tree-cfg.c (bool bb_in_region_p): New.
3738 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
3739 Adjust redirection of the duplicated iteration.
3741 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
3744 * rtl.def (ADDRESS): Use "i" rather than "w".
3745 * rtl.h (find_base_term): Delete.
3746 (may_be_sp_based_p): Declare.
3747 * rtl.c (rtx_code_size): Remove ADDRESS special case.
3748 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
3749 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
3751 (find_base_term): Make static.
3752 (may_be_sp_based_p): New function.
3753 * dse.c (record_store): Use it.
3754 * store-motion.c (store_killed_in_insn): Likewise.
3756 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
3758 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
3760 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
3763 * c-typeck.c (inform_declaration): New.
3764 (build_function_call_vec): Do not pretty-print
3765 expressions when caret is enabled.
3766 (convert_arguments): Use inform_declaration.
3768 2012-04-20 Jim Meyering <meyering@redhat.com>
3770 * genmodes.c (make_complex_modes): Don't truncate a mode name of
3771 length 7 or more when prepending a "C". Suggested by Richard Guenther.
3773 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3775 PR rtl-optimization/44214
3776 * fold-const.c (exact_inverse): New function.
3777 (fold_binary_loc): Fold vector and complex division by constant into
3778 multiply by recripocal with flag_reciprocal_math; fold vector division
3779 by constant into multiply by reciprocal with exact inverse.
3781 2012-04-20 Jan Hubicka <jh@suse.cz>
3783 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
3785 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
3786 (cgraph_remove_node): Update.
3787 (cgraph_mark_needed_node): Remove.
3788 (cgraph_mark_force_output_node): New.
3789 (dump_cgraph_node): Do not dump needed flag.
3790 (cgraph_node_cannot_be_local_p_1): Update.
3791 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
3792 * cgraph.h (symtab_node_base): Add force_output flag.
3793 (cgraph_node): Remove needed flag.
3794 (varpool_node): Remove force_output flag.
3795 (cgraph_mark_needed_node): Remove.
3796 (cgraph_mark_force_output_node): New.
3797 (cgraph_only_called_directly_or_aliased_p,
3798 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
3799 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
3800 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
3801 (cgraph_add_new_function): Update.
3802 (cgraph_mark_if_needed): Update.
3803 (verify_cgraph_node): Update.
3804 (cgraph_analyze_function): Alias target is reachable.
3805 (process_function_and_variable_attributes): Update: externally_visible
3806 flag makes function reachable.
3807 (cgraph_analyze_functions): Update dumping.
3808 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
3809 input_overwrite_node, input_varpool_node): Update streaming.
3810 * lto-streamer-out.c (produce_symtab): Use force_output.
3811 * ipa.c (process_references): Weakrefs must be processed.
3812 (cgraph_remove_unreachable_nodes): Likewise; update for new
3814 (varpool_externally_visible_p): Weakrefs are externally visible
3815 even if they are not.
3816 (function_and_variable_visibility): Update; when processing alias
3817 pair force the targets to be output.
3818 (whole_program_function_and_variable_visility): Use
3819 mark_reachable_node.
3820 * trans-mem.c (ipa_tm_mark_needed_node): Remove
3821 (ipa_tm_mark_force_output_node): New function.
3822 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
3823 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
3825 * varasm.c (mark_decl_referenced): Update.
3826 (find_decl_and_mark_needed): Remove.
3827 (find_decl): New function.
3828 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
3829 alias targets as needed.
3830 (dump_tm_clone_pairs): Update.
3831 * tree-inline.c (copy_bb): Update check.
3832 * symtab.c (dump_symtab_base): Dump force_output.
3833 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
3834 * passes.c (execute_todo): Fix dumping.
3835 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
3836 (varpool_analyze_pending_decls): Alias target is reachable.
3837 (varpool_create_variable_alias): Finalize weakrefs.
3839 2012-04-20 Jakub Jelinek <jakub@redhat.com>
3842 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
3843 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
3844 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
3845 macros instead of constants.
3846 * dse.c (record_store): Check for SP ADDRESS by comparing
3847 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
3848 XEXP to be stack_pointer_rtx.
3850 2012-04-20 Richard Guenther <rguenther@suse.de>
3852 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
3853 update_call_from_tree when propagating into a call.
3855 2012-04-20 Alan Modra <amodra@gmail.com>
3857 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
3858 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
3859 sp_offset to frame_off. Move world save code earlier.
3861 2012-04-20 Richard Guenther <rguenther@suse.de>
3863 PR tree-optimization/53050
3864 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
3865 Do only one transform on COND_EXPRs at the same time.
3867 2012-04-19 Jan Hubicka <jh@suse.cz>
3869 * symtab.c (dump_symtab_base): Revert accidental checkin.
3871 2012-04-20 Alan Modra <amodra@gmail.com>
3874 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
3875 static chain, set REST_INLINE_FPRS too.
3877 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
3879 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
3882 2012-04-20 Richard Guenther <rguenther@suse.de>
3884 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
3885 loops that can never run more often than the vectorization factor.
3887 2012-04-19 Jan Hubicka <jh@suse.cz>
3889 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
3891 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
3893 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
3895 2012-04-19 Jim Meyering <meyering@redhat.com>
3897 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
3898 We verified above that the string(including trailing NUL) fits in buf,
3901 2012-04-19 Richard Guenther <rguenther@suse.de>
3903 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
3904 for dumping DECL_SECTION_NAME.
3906 2012-04-19 Michael Matz <matz@suse.de>
3909 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
3910 (struct tree_vector): Adjust GTY length.
3911 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
3913 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
3915 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
3916 caller emitted the length calulation already.
3917 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
3918 before handling any of the fields for structs.
3920 2012-04-19 Richard Guenther <rguenther@suse.de>
3922 PR tree-optimization/53031
3923 * tree-vrp.c (adjust_range_with_scev): Revert back to
3924 using max_loop_iterations.
3926 2012-04-19 Michael Matz <matz@suse.de>
3928 * diagnostic.c (emit_diagnostic): Move va_end call after user
3930 (warning, warning_at, pedwarn, permerror): Ditto.
3932 2012-04-19 Richard Guenther <rguenther@suse.de>
3934 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
3937 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
3940 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
3941 the case *(X+const).
3943 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3945 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3947 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3950 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
3951 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
3953 2012-04-19 Richard Guenther <rguenther@suse.de>
3955 PR rtl-optimization/44688
3956 * loop-iv.c (determine_max_iter): Only return max_iter.
3957 (iv_number_of_iterations): Also use the recorded loop bound
3958 on the maximum number of iterations.
3959 * loop-unroll.c (decide_unroll_runtime_iterations): Use
3960 max_iter to avoid unrolling loops that do not roll.
3961 (decide_unroll_stupid): Likewise.
3963 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
3965 * targhooks.c (default_case_values_threshold): Fix code style nit.
3967 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
3968 case range and type folding from here...
3969 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
3970 type, as documented in tree.def.
3972 2012-04-18 Jan Hubicka <jh@suse.cz>
3974 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
3976 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
3977 cgraph hash and same comdat groups.
3978 (cgraph_optimize): Verify symbol table.
3979 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
3980 (dissolve_same_comdat_group_list): Work on symtab nodes.
3981 (function_and_variable_visibility): Dissolve variable same comdat group
3983 * symtab.c: Include timevar.h
3984 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
3986 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
3988 * tree-switch-conversion.c (info): Remove global pass info.
3989 (check_range, check_process_case, check_final_bb, create_temp_arrays,
3990 free_temp_arrays, gather_default_values, build_constructors,
3991 array_value_type, build_one_array, build_arrays, gen_def_assigns,
3992 fix_phi_nodes, gen_inbound_check): Pass info around from ...
3993 (process_switch): ... here. Unify message format. Return a const
3994 char pointer to the failure reason message.
3995 (do_switchconv): Unify message format. Update process_switch usage.
3997 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
3998 * tree-cfg.c (edge_to_cases): Fix documentation.
4000 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
4002 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
4004 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4006 PR tree-optimization/52976
4007 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
4008 (possibly_move_powi): New function.
4009 (rewrite_expr_tree): Call possibly_move_powi.
4010 (rewrite_expr_tree_parallel): Likewise.
4011 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
4012 call add_to_ops_vec instead.
4014 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4016 PR tree-optimization/52976
4017 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
4018 (decrement_power): Likewise.
4019 (propagate_op_to_single_use): Likewise.
4020 (zero_one_operation): Handle __builtin_pow* calls in linearized
4021 expression trees; factor logic into propagate_op_to_single_use.
4022 (undistribute_ops_list): Allow operands with repeat counts > 1.
4024 2012-04-18 Richard Guenther <rguenther@suse.de>
4026 PR tree-optimization/44688
4027 * cfgloop.h (record_niter_bound): Declare.
4028 * tree-ssa-loop-niter.c (record_niter_bound): Export.
4029 Update the estimation with the upper bound here...
4030 (estimate_numbers_of_iterations_loop): ... instead of here.
4031 Do not forcefully reset a recorded upper bound.
4032 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
4033 Record the maximum number of loop iterations of the prologue loop.
4035 2012-04-18 Jan Hubicka <jh@suse.cz>
4037 * lto-symtab.c (lto_cgraph_replace_node): Update.
4038 * cgraphbuild.c (record_reference, record_type_list,
4039 record_eh_tables, mark_address, mark_load, mark_store): Update.
4040 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
4041 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
4043 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
4044 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
4045 * reload.c: Fix typo in comment.
4046 * rtlanal.c: Likewise.
4047 * tree-emultls.c (gen_emutls_addr): Update.
4048 * ipa-reference.c (analyze_function): Update.
4049 * cgraphunit.c (cgraph_analyze_function,
4050 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
4052 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
4053 (ipa_remove_reference): Likewise.
4054 (ipa_remove_all_refering): Rename to ...
4055 (ipa_remove_all_referring): ... this one; update.
4056 (ipa_dump_references): Update.
4057 (ipa_dump_referring): Update.
4058 (ipa_clone_references): Update.
4059 (ipa_clone_refering): Rename to ...
4060 (ipa_clone_referring): ... this one; update.
4061 (ipa_ref_cannot_lead_to_return): Update.
4062 (ipa_ref_has_aliases_p): Update.
4063 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
4065 (ipa_ref_type): Remove.
4066 (ipa_ref_ptr_u): Remove.
4067 (ipa_ref): Remove referencing, refered, refered_index, refering_type
4068 and refered_type; add referring, referred and referred_index.
4069 (ipa_ref_list): Rename refering to referring.
4070 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
4071 ipa_clone_references, ipa_clone_referring): Update prototypes.
4072 * lto-cgraph.c (referenced_from_other_partition_p): Update.
4073 (lto_output_ref): Update.
4074 (add_references): Update.
4075 (input_varpool_node): Update.
4076 (input_refs): Update.
4077 * ipa-ref-inline.h (ipa_ref_node): Update.
4078 (ipa_ref_varpool_node): Update.
4079 (ipa_ref_referring_node): Update.
4080 (ipa_ref_referring_varpool_node): Update.
4081 (ipa_ref_referring_ref_list): Update.
4082 (ipa_ref_referred_ref_list): Update.
4083 (ipa_ref_list_first_referring): Update.
4084 (ipa_empty_ref_list): Update.
4085 (ipa_ref_list_refering_iterate): Rename to ...
4086 (ipa_ref_list_referring_iterate): ... this one.
4087 * cse.c: Update comment.
4088 * ipa-utils.c (ipa_reverse_postorder): Update.
4089 * tree-ssa-alias.c: Update.
4090 * ipa-inline.c (reset_edge_caches): Update.
4091 (update_caller_keys): Update.
4092 * ipa-inline.h: Update comments.
4093 * jump.c: Update comment.
4094 * alias.c: Likewise.
4095 * ipa.c (process_references): Update.
4096 (cgraph_remove_unreachable_nodes): Likewise.
4097 (ipa_discover_readonly_nonaddressable_var): Likewise.
4098 (cgraph_address_taken_from_non_vtable_p): Likewise.
4099 * trans-mem.c (ipa_tm_execute): Update.
4100 * simplify-rtx.c: Fix comment.
4101 * rtl.c: Fix comment.
4102 * symtab.c (symtab_unregister_node): Update.
4103 * varpool.c (dump_varpool_node): Update.
4104 (varpool_analyze_pending_decls): Update.
4105 (assemble_aliases): Update.
4106 (varpool_for_node_and_aliases): Update.
4108 2012-04-18 Richard Guenther <rguenther@suse.de>
4110 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
4111 use_undefined_p parameter.
4112 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
4113 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
4115 (estimate_numbers_of_iterations): Likewise.
4116 (estimated_loop_iterations): Adjust.
4117 (max_loop_iterations): Likewise.
4118 (scev_probably_wraps_p): Likewise.
4119 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
4120 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
4121 not max_loop_iterations.
4122 (execute_vrp): Remove explicit number of iterations estimation.
4124 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
4126 * config/i386/linux-common.h: New.
4128 * config.gcc: Add i386/linux-common.h before
4129 all i386/linux.h and i386/linux64.h usages.
4131 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
4132 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
4133 * config/i386/gnu-user64.h: Likewise.
4135 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
4136 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
4137 (GNU_USER_TARGET_MATHFILE_SPEC): New.
4138 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
4140 2012-04-18 Jan Hubicka <jh@suse.cz>
4142 * cgraph.c (cgraph_node_name): Remove.
4143 (dump_cgraph_node): Use dump_symtab_base; reformat.
4144 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
4145 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
4147 (cgraph_node_name, varpool_node_name): Remove.
4148 (cgraph_node_asm_name, varpool_node_asm_name,
4149 cgraph_node_name, varpool_node_name): New.
4150 * tree-pass.h (TODO_dump_cgraph): Rename to ...
4151 (TODO_dump_symtab): ... this one.
4152 * ipa-cp (pass_ipa_cp): Update.
4153 * ia-reference.c (generate_summary, read_write_all_from_decl,
4154 propagate, ipa_reference_read_optimization_summary): Update.
4155 * cgraphunit.c (cgraph_analyze_functions): Update.
4156 (cgraph_optimize): Update.
4157 * ipa-ref.c (ipa_dump_references): Update.
4158 (ipa_dump_refering): Update.
4159 * ipa-inline.c (pass_ipa_inline): Update.
4160 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
4161 * ipa.c (pass_ipa_function_visibility,
4162 pass_ipa_whole_program_visibility): Update.
4163 * tree-sra.c (pass_early_ipa_sra): Update.
4164 * symtab.c: Include langhooks.h
4165 (symtab_node_asm_name): New.
4166 (symtab_node_name): New.
4167 (symtab_type_names): New static var.
4168 (dump_symtab_base): New.
4169 (dump_symtab_node, dump_symtab): New.
4170 (debug_symtab_node, debug_symtab): New.
4171 * tree-ssa-structalias.c: Dump symbol table.
4172 * pases.c (execute_todo): Handle TODO_dump_symtab instead
4173 of TODO_dump_cgraph.
4174 * varpoo.c (varpool_node_name): Remove.
4175 (dump_varpool_node): Use dump_symtab_base; reformat.
4177 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
4179 * doc/invoke.texi (Language Independent Options): @item should be
4182 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
4185 * rtl.c (rtx_code_size): Handle ADDRESS.
4187 2012-04-17 Tom de Vries <tom@codesourcery.com>
4189 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
4192 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
4195 * config/i386/sync.md (atomic_<code><mode>): Rename to
4196 atomic_<logic><mode>.
4198 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
4200 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
4201 * alias.c (reg_base_value): Expand and update comment.
4202 (arg_base_value): New variable.
4203 (unique_id): Move up file.
4204 (unique_base_value, unique_base_value_p, known_base_value_p): New.
4205 (find_base_value): Use arg_base_value and known_base_value_p.
4206 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
4207 (find_base_term): Use known_base_value_p.
4208 (base_alias_check): Use unique_base_value_p.
4209 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
4210 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
4212 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
4214 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
4216 2012-04-17 Michael Matz <matz@suse.de>
4218 PR tree-optimization/18437
4219 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
4220 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
4221 (vect_check_strided_load): Declare.
4222 * tree-vect-data-refs.c (vect_check_strided_load): New function.
4223 (vect_analyze_data_refs): Use it to accept strided loads.
4224 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
4226 2012-04-17 Richard Guenther <rguenther@suse.de>
4229 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
4230 loops when redirecting an entry or latch edge.
4232 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
4234 * sel-sched.c (sel_global_init): Revert previous change.
4236 2012-04-17 Richard Guenther <rguenther@suse.de>
4238 * tree-flow.h (array_at_struct_end_p): Move declaration ...
4239 * tree.h (array_at_struct_end_p): ... here.
4240 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
4241 * expr.c (array_at_struct_end_p): ... here. Rewrite.
4243 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
4245 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
4246 COST_TABLE): Remove.
4247 (estimate_case_costs): Remove.
4248 (expand_case): Do not call estimate_case_costs
4249 to set use_cost_table.
4250 (balance_case_nodes): Do not use use_cost_table.
4252 2012-04-16 Jan Hubicka <jh@suse.cz>
4254 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
4255 (hash_node, eq_node): Remove.
4256 (cgraph_create_node): Do not handle hashtable.
4257 (cgraph_get_node): Remove.
4258 (cgraph_insert_node_to_hashtable): Remove.
4259 (hash_node_by_assembler_name): Remove.
4260 (eq_assembler_name): Remove.
4261 (cgraph_node_for_asm): Rewrite.
4262 (cgraph_find_replacement_node): Break out from ...
4263 (cgraph_remove_node): ... here; do not maintain hashtables.
4264 (change_decl_assembler_name): Remove.
4265 (cgraph_clone_node): Do not maintain hashtables.
4266 * cgraph.h (const_symtab_node): New typedef.
4267 (cgraph_insert_node_to_hashtable): Remove.
4268 (symtab_get_node, symtab_node_for_asm,
4269 symtab_insert_node_to_hashtable): Declare.
4270 (cgraph_find_replacement_node): Declare.
4271 (cgraph_get_node, varpool_get_node): Turn into inlines.
4272 (cgraph, varpool): Work sanely on NULL pointers.
4273 (FOR_EACH_SYMBOL): New walker.
4274 * ipa-inline-transform.c (save_inline_function_body): Use
4275 symtab_insert_node_to_hashtable.
4276 * symtab.c: Include ggc.h and diagnostics.h
4277 (symtab_hash, assembler_name_hash): New static vars;
4278 (hash_node, eq_node, hash_node_by_assembler_name,
4279 eq_assembler_name, insert_to_assembler_name_hash,
4280 unlink_from_assembler_name_hash): New.
4281 (symtab_register_node): Update hashtables.
4282 (symtab_insert_node_to_hashtable): New.
4283 (symtab_unregister_node): Update hashtables.
4284 (symtab_get_node): New.
4285 (symtab_node_for_asm): New.
4286 (change_decl_assembler_name): New.
4287 * Makefile.in (symtab.o): Needs GTY.
4288 * varpool.c (varpool_hash): Remove.
4289 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
4290 (varpool_node): Rewrite using varpool_get_node.
4291 (varpool_remove_node): DO not maintain hashtables.
4292 (varpool_node_for_asm): Rewrite.
4294 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
4296 * doc/invoke.texi: Copy-edit to put verbs in the present tense
4297 when describing the current behavior of GCC.
4299 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
4301 * genemit.c (gen_exp): Remove ADDRESS handling.
4302 * genoutput.c (scan_operands): Likewise.
4303 * genpeep.c (match_rtx): Likewise.
4304 * genrecog.c (add_to_sequence): Likewise.
4306 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
4308 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
4310 2012-04-16 Martin Jambor <mjambor@suse.cz>
4312 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
4315 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
4318 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
4319 hints for 'A' operand types.
4321 2012-04-16 Jan Hubicka <jh@suse.cz>
4323 * cgraph.h (symtab_node_base): Add next and previous pointers.
4324 (cgraph_node): Remove next and preivous pointers.
4325 (varpool_node): Likewise; remove next/previous GTY marker;
4326 it is not type safe.
4327 (symtab_node_def): Update GTY marker
4328 (x_cgraph_nodes, cgraph_nodes): Remove.
4329 (symtab_nodes): New function.
4330 (cgraph_order): Rename to ...
4331 (symtab_order): ... this one.
4332 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
4334 (x_varpool_nodes, varpool_nodes): Remove.
4335 (FOR_EACH_STATIC_VARIABLE): Update.
4336 (symtab_function_p, symtab_variable_p): New function.
4337 (FOR_EACH_VARIABLE): Update.
4338 (varpool_first_variable, varpool_next_variable): New functions.
4339 (FOR_EACH_VARIABLE): Update.
4340 (cgraph_first_defined_function): Update.
4341 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
4342 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
4343 (cgraph_first_function, cgraph_next_function): New.
4344 (FOR_EACH_FUNCTION): Update.
4345 (cgraph_first_function_with_gimple_body,
4346 cgraph_next_function_with_gimple_body): Update.
4347 * symtab.c: New file.
4348 * cgraph.c: Update copyright dates.
4349 (x_cgraph_nodes, cgraph_order): Remove.
4350 (NEXT_FREE_NODE): Update.
4351 (SET_NEXT_FREE_NODE): New.
4352 (cgraph_create_node_1): Remove common code.
4353 (cgraph_create_node): Remove common code; call symtab_register_node.
4354 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
4355 (cgraph_add_asm_node): Update.
4356 (cgraph_clone_node): Register new node.
4357 * cgraphunit.c (process_function_and_variable_attributes): Update.
4358 (cgraph_analyze_functions): Update.
4359 (cgraph_analyze_functions): Update.
4360 (cgraph_output_in_order): Update.
4361 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
4363 * ipa-inline.c (recursive_inlining): Update.
4364 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
4365 * ipa.c (cgraph_remove_unreachable_nodes): Update.
4366 * Makefile.in: Add symtab.o
4367 * varpool.c (x_varpool_nodes): Remove
4368 (varpool_node): Remove common code; call symtab_register_node.
4369 (varpool_remove_node): Remove common code; call symtab_unregister_node.
4371 2012-04-16 Richard Guenther <rguenther@suse.de>
4374 * tree.h (VECTOR_CST_NELTS): Adjust.
4375 (struct tree_vector): Add explicit length field.
4376 (make_vector_stat): Declare.
4377 (make_vector): Define.
4378 * tree.c (make_vector_stat): New function.
4379 (build_vector_stat): Use it.
4380 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
4382 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4384 PR tree-optimization/52976
4385 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
4386 (undistribute_ops_list): Ops with repeat counts aren't eligible for
4388 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
4390 2012-04-16 Jan Hubicka <jh@suse.cz>
4392 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
4394 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
4395 walkers to walk cgraph and varpool.
4396 * cgraph.c (cgraph_node_for_asm): Likewise.
4397 (dump_cgraph): Likewise.
4398 * value-prof.c (init_node_map): Likewise.
4399 * tree.c (free_lang_data_in_cgraph): Likewise.
4400 * tree-emutls.c: (ipa_lower_emutls): Likewise.
4401 * ipa-reference.c (generate_summary, propagate): Likewise.
4402 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
4403 cgraph_mark_functions_to_output, cgraph_output_in_order,
4404 output_weakrefs, cgraph_materialize_all_clones,
4405 cgraph_optimize): Likewise.
4406 * lto-cgraph.c (merge_profile_summaries): Likewise.
4407 (input_cgraph): Likewise.
4408 * ipa-pure-const.c (generate_summary): Likewise.
4409 (propagate): Likwise.
4410 * ipa-utils.c (ipa_reduced_postorder): Likewise.
4411 (ipa_free_postorder_info): Likewise.
4412 (ipa_reverse_postorder): Likewise.
4413 * ipa-inline.c (ipa_inline): Likewise.
4414 * matrix-reorg.c (find_matrices_decl): Likewise.
4415 (matrix_reorg): Likewise.
4416 * tree-vectorizer.c (increase_alignment): Likewise.
4417 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
4418 (function_and_variable_visibility): Likewise.
4419 (whole_program_function_and_variable_visibility): Likewise.
4420 (ipa_cdtor_merge): Likewise.
4421 * trans-mem.c (ipa_tm_execute): Likewise.
4422 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
4423 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
4424 (ipa_print_all_params): Likewise.
4425 (ipa_update_after_lto_read): Likewise.
4426 * tree-profie.c (tree_profiling): Likewise.
4427 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
4428 * passes.c (dump_passes): Likewise.
4429 (do_per_function): Likewise.
4430 (ipa_write_summaries): Likewise.
4431 * varpool.c (dump_varpool): Likewise.
4432 (varpool_node_for_asm): Likewise.
4433 (varpool_assemble_pending_decls): Likewise.
4435 2012-04-16 Richard Guenther <rguenther@suse.de>
4437 PR tree-optimization/52975
4438 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
4439 condition but always mark it with TRUTH_NOT_EXPR.
4441 2012-04-16 Richard Guenther <rguenther@suse.de>
4443 PR tree-optimization/52975
4444 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
4445 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
4446 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
4447 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
4449 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
4451 * config/i386/sse.md (ssse3_plusminus): New code iterator.
4452 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
4453 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
4454 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
4455 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
4456 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
4457 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
4459 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
4460 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
4461 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
4462 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
4463 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
4464 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
4466 (xop_plus): New code iterator.
4467 (macs): New code attribute.
4469 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
4470 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
4472 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
4473 xop_plus code iterator.
4474 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
4475 xop_plus code iterator.
4476 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
4477 xop_plus code iterator.
4478 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
4479 xop_plus code iterator.
4481 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
4482 any_extend code iterator.
4483 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
4484 any_extend code iterator.
4485 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
4486 any_extend code iterator.
4487 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
4488 any_extend code iterator.
4489 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
4490 any_extend code iterator.
4491 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
4492 any_extend code iterator.
4494 2012-04-14 Tom de Vries <tom@codesourcery.com>
4496 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
4497 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
4498 DELETED_LABEL note, and move it to ...
4499 * cfgrtl.c (delete_insn): ... here. Change return type to void.
4500 (delete_insn_and_edges): Likewise.
4501 (delete_insn_chain): Handle new return type of delete_insn. Delete
4502 chain backwards rather than forwards.
4503 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
4505 * cfglayout.c (fixup_reorder_chain): Delete unused label.
4507 2012-04-14 Jan Hubicka <jh@suse.cz>
4509 * cgraph.h: Update copyrights;
4510 (symtab_node): Turn to union typedef.
4511 (symtab_node_base): New structure.
4512 (symtab_type): Add SYMTAB_SYMBOL tag.
4513 (cgraph_node): Annotate some pinters with nested_ptr.
4514 (varpool_node): Likewise.
4515 (cgraph_local_info): Remove lto_file_data
4516 and externally_visible.
4517 (cgraph_node): Remove decl; same_comdat_group list;
4518 aux; ref_list; order; address_taken; reachable_from_other_parittion,
4519 in_other_partition; resolution.
4520 (varpool_node): Remove decl; same_comdat_group;
4521 ref_list; lto_file_data; aux; order; resolution; externally_visible;
4522 used_from_other_partition; in_other_partition.
4523 (symtab_node_def): New union.
4524 (cgraph, varpool): Update.
4525 (varpool_first_static_initializer, varpool_next_static_initializer,
4526 cgraph_only_called_directly_or_aliased_p,
4527 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
4528 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
4529 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
4531 * cgraph.c: Likewise.
4532 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
4533 * cgraphbuild.c: Likewise.
4534 * lto-symtab.c: Likewise.
4535 * c-gimplify.c: Likewise.
4536 * value-prof.c: Likewise.
4538 * ipa-cp.c: Likewise.
4539 * tree-emutls.c: Likewise.
4540 * ipa-inline-transform.c: Likwise.
4541 * ipa-reference.c: Likewise.
4542 * cgraphunit.c: Likewise.
4543 * ipa-ref.c: Likewise.
4544 * lto-cgraph.c: Likewise.
4545 * ipa-ref-inline.h: Likewise.
4546 * ipa-pure-const.c: Likewise.
4547 * lto-streamer-out.c: Likewise.
4548 * ipa-utils.c: Likewise.
4549 * ipa-inline.c: Likewise.
4550 * matrix-reorg.c: Likewise.
4551 * tree-eh.c: Likewise.
4552 * tree-vectorizer.c: Likewise.
4553 * ipa-split.c: Likewise.
4555 * trans-mem.c: Likewise.
4556 * ipa-inline-analysis.c: Likewise.
4557 * gimplify.c: Likewise.
4558 * cfgexpand.c: Likewise.
4559 * tree-sra.c: Likewise.
4560 * ipa-prop.c: Likewise.
4561 * varasm.c: Likewise.
4562 * tree-nested.c: Likewise.
4563 * tree-inline.c: Likewise.
4564 * tree-profile.c: Likewise.
4565 * tree-ssa-structalias.c: Likewise.
4566 * passes.c: Likewise.
4567 * varpool.c: Likewise.
4569 2012-04-14 Tom de Vries <tom@codesourcery.com>
4571 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
4572 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
4573 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
4575 (gsi_advance_fw_nondebug_nonlocal): New function.
4576 (local_def): Removed function.
4577 (same_succ_hash): Use stmt_local_def.
4578 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
4579 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
4581 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4583 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
4584 and __ILP32__ for x32.
4586 2012-04-13 Martin Jambor <mjambor@suse.cz>
4589 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
4590 fold_ctor_reference returns a zero constant.
4592 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
4594 * config.gcc: Add i386/gnu-user-common.h before all
4595 i386/gnu-user.h and i386/gnu-user64.h usages.
4597 * config/i386/gnu-user-common.h: New.
4599 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
4600 (CC1_SPEC): Likewise.
4601 (ENDFILE_SPEC): Likewise.
4602 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
4603 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
4604 (TARGET_OS_CPP_BUILTINS): Likewise.
4605 (LIBGCC2_HAS_TF_MODE): Likewise.
4606 (LIBGCC2_TF_CEXT): Likewise.
4607 (TF_SIZE): Likewise.
4608 (TARGET_ASM_FILE_END): Likewise.
4609 (STACK_CHECK_MOVING_SP): Likewise.
4610 (STACK_CHECK_STATIC_BUILTIN): Likewise.
4611 * config/i386/gnu-user64.h: Likewise.
4613 2012-04-13 Martin Jambor <mjambor@suse.cz>
4615 * expr.c (expand_expr_real_1): Pass type, not the expression, to
4616 set_mem_attributes for a memory temporary. Do not call the function
4617 for the memory temporary created for a bitfield.
4619 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
4622 * df.h (enum debug_temp_where): New.
4623 (dead_debug_init, dead_debug_finish) Declare.
4624 (dead_debug_add, dead_debug_insert_temp): Declare.
4625 (struct dead_debug_use, struct dead_debug): Moved from...
4626 * df-problems.c: ... here.
4627 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
4629 (df_create_unused_note): Likewise.
4630 (df_set_dead_notes_for_mw): Move comment where it belongs.
4631 (dead_debug_init): Export.
4632 (dead_debug_reset_uses): New, factored out of...
4633 (dead_debug_finish): ...this. Export.
4634 (dead_debug_reset): Remove.
4635 (dead_debug_add): Export.
4636 (dead_debug_insert_before): Rename to...
4637 (dead_debug_insert_temp): ... this. Add where argument. Export.
4638 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
4639 Return insertion count.
4640 (df_note_bb_compute): Adjust.
4641 * dce.c (word_dce_process_block): Adjust dead debug uses.
4642 (dce_process_block): Likewise.
4644 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
4646 * df-problems.c (df_note_bb_compute): Do not take note of
4647 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
4649 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
4652 * var-tracking.c (expand_depth): New type.
4653 (onepart_aux, expand_loc_callback_data): Change depth type to it.
4654 (loc_exp_dep_alloc): Adjust initializer.
4655 (update_depth): Use new type. Add entryvals.
4656 (vt_expand_var_loc_chain): Take note of expansions with
4657 ENTRY_VALUEs, but don't accept them right away. Run an optional
4658 second pass accepting the minimum ENTRY_VALUE count found in the
4660 (vt_expand_loc_callback, INIT_ELCD): Adjust.
4662 2012-04-13 Tom de Vries <tom@codesourcery.com>
4664 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
4665 parameters vuse and vuse_escaped.
4666 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
4667 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
4670 2012-04-13 Richard Guenther <rguenther@suse.de>
4672 PR tree-optimization/52969
4673 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
4674 the condition for the COND_EXPR and handle predicate negation
4675 by swapping the COND_EXPR arms.
4677 2012-04-13 Nick Clifton <nickc@redhat.com>
4679 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
4680 TODO_dump_func flag.
4682 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
4684 PR rtl-optimization/52203
4685 PR rtl-optimization/52715
4687 Revert the 2012-03-07 fix for PR 52203.
4688 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
4689 the insn does not modify DFA right before issuing, adjust
4690 issue_rate accordingly.
4692 2012-04-13 Richard Guenther <rguenther@suse.de>
4695 * c-typeck.c (pointer_diff): Remove bogus assert.
4697 2012-04-13 Richard Guenther <rguenther@suse.de>
4700 * convert.c (convert_to_pointer): Remove special-casing of zero.
4702 2012-04-13 Joey Ye <joey.ye@arm.com>
4704 * config/arm/constraints.md (Pe): New constraint.
4705 * config/arm/arm.md: New split for imm 256-510.
4707 2012-04-13 Terry Guo <terry.guo@arm.com>
4709 * config/arm/arm-cores.def: Added core cortex-m0plus.
4710 * config/arm/arm-tune.md: Regenerated.
4711 * config/arm/arm-tables.opt: Regenerated.
4712 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
4714 2012-04-13 Alan Modra <amodra@gmail.com>
4717 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
4718 tie regs on destination of sets. Delete forward declaration.
4719 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
4720 (rs6000_emit_prologue): Likewise.
4721 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
4723 (is_mem_ref): Use tie_operand to recognise stack ties.
4724 * config/rs6000/predicates.md (tie_operand): New.
4725 * config/rs6000/rs6000.md (restore_stack_block): Generate new
4727 (restore_stack_nonlocal): Likewise.
4728 (stack_tie): Update.
4729 (frame_tie): Delete.
4731 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4733 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
4734 HOST_WIDE_INT_PRINT_DEC in format strings.
4736 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
4739 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
4740 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
4741 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
4742 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
4743 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
4744 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
4745 avx2_permvarv8si using VI4F_256 mode iterator.
4746 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
4747 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
4748 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
4749 gen_avx2_permvarv8sf.
4750 (expand_vec_perm_pshufb): Ditto.
4752 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4755 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
4756 the list of options to enable the FCFID instruction.
4757 (TARGET_EXTRA_BUILTINS): Adjust comment.
4759 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4761 PR tree-optimization/18589
4762 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
4763 (operand_entry): Add count field.
4764 (add_repeat_to_ops_vec): New function.
4765 (completely_remove_stmt): Likewise.
4766 (remove_def_if_absorbed_call): Likewise.
4767 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
4768 (acceptable_pow_call): New function.
4769 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
4770 entries with repeat counts when found.
4771 (repeat_factor_d): New struct and associated typedefs.
4772 (repeat_factor_vec): New static vector variable.
4773 (compare_repeat_factors): New function.
4774 (get_reassoc_pow_ssa_name): Likewise.
4775 (attempt_builtin_powi): Likewise.
4776 (reassociate_bb): Call attempt_builtin_powi.
4777 (fini_reassoc): Two new calls to statistics_counter_event.
4779 2012-04-12 Richard Guenther <rguenther@suse.de>
4781 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
4782 * cgraph.h (tree_rest_of_compilation): Remove.
4783 * cgraph.c (cgraph_add_new_function): Move ...
4784 * cgraphunit.c (cgraph_add_new_function): ... here.
4785 (tree_rest_of_compilation): Make static.
4786 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
4787 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
4788 gate_all_early_local_passes, execute_all_early_local_passes,
4789 pass_early_local_passes, gate_all_early_optimizations,
4790 pass_all_early_optimizations): Move ...
4791 * passes.c (gate_all_optimizations, pass_all_optimizations,
4792 gate_all_early_local_passes, execute_all_early_local_passes,
4793 pass_early_local_passes, gate_all_early_optimizations,
4794 pass_all_early_optimizations): ... here.
4795 * tree-optimize.c (execute_free_datastructures): Remove.
4796 * tree-flow.h (execute_free_datastructures): Remove.
4797 * tree-optimize.c (execute_init_datastructures,
4798 pass_init_datastructures): Move ...
4799 * tree-ssa.c (execute_init_datastructures,
4800 pass_init_datastructures): ... here.
4801 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
4802 execute_free_datastructures.
4804 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
4806 * dbgcnt.def (ira_move): New counter.
4807 * ira-int.h (ira_create_new_reg): Declare function.
4808 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
4809 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
4810 no longer static. All callers changed.
4811 * ira.c: Include "dbgcnt.h".
4812 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
4813 move_unallocated_pseudos): New static functions.
4814 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
4815 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
4816 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
4817 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
4818 to the pseudos generated in find_moveable_pseudos.
4819 * Makefile.in (ira.o): Add $(DBGCNT_H).
4821 2012-04-12 Richard Guenther <rguenther@suse.de>
4823 PR tree-optimization/52943
4824 * tree-chrec.h (chrec_is_positive): Remove.
4825 * tree-scalar-evolution.c (chrec_is_positive): Move ...
4826 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
4827 Return false for a constant zero instead of negative.
4828 (analyze_siv_subscript_cst_affine): Handle zero difference
4829 in the initial condition explicitely.
4831 2012-04-12 Richard Guenther <rguenther@suse.de>
4833 * tree-parloops.c (parallelize_loops): Also consult the upper
4834 bound for the number of iterations.
4835 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
4836 (loop_prefetch_arrays): Likewise.
4838 2012-04-12 Richard Guenther <rguenther@suse.de>
4840 * cfgloop.h (estimated_loop_iterations_int): Ditch
4841 'conservative' parameter.
4842 (max_stmt_executions_int): Likewise.
4843 (estimated_loop_iterations): Likewise.
4844 (max_stmt_executions): Likewise.
4845 (max_loop_iterations): Declare.
4846 (max_loop_iterations_int): Likewise.
4847 (estimated_stmt_executions): Likewise.
4848 (estimated_stmt_executions_int): Likewise.
4849 * tree-ssa-loop-niter.c (estimated_loop_iterations):
4851 (max_loop_iterations): ... this.
4852 (estimated_loop_iterations_int): Split parts to ...
4853 (max_loop_iterations_int): ... this.
4854 (max_stmt_executions_int): Split parts to ...
4855 (estimated_stmt_executions_int): ... this.
4856 (max_stmt_executions): Split parts to ...
4857 (estimated_stmt_executions): ... this.
4858 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
4859 * predict.c (predict_loops): Likewise.
4860 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
4861 (analyze_siv_subscript_cst_affine): Likewise.
4862 (compute_overlap_steps_for_affine_1_2): Likewise.
4863 (analyze_subscript_affine_affine): Likewise.
4864 (init_omega_for_ddr_1): Likewise.
4865 * tree-parloops.c (parallelize_loops): Likewise.
4866 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
4867 (may_eliminate_iv): Likewise.
4868 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
4869 (loop_prefetch_arrays): Likewise.
4870 * tree-vrp.c (adjust_range_with_scev): Likewise.
4872 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
4874 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
4875 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
4877 (dump_table): Use bool type for need_align and have_df variables.
4878 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
4879 (regs_used): Remove register modifier.
4880 (barrier_align): Move variables slot, credit, jump_to_next
4881 into if block above for loop. Use bool type for jump_to_next.
4882 (sh_function_arg): Use NULL_RTX instead of 0.
4884 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
4886 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
4887 (bswapsi2): New expander.
4889 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
4891 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
4892 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
4894 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
4896 PR rtl-optimization/52876
4897 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
4898 Don't call mark_reg_pointer for incompatible pointer sign extension.
4900 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
4903 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
4905 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
4906 comparisons against TYPE_PRECISION.
4907 * tree-ssa-forwprop.c (combine_conversions): Likewise.
4909 2012-04-11 Xinliang David Li <davidxl@google.com>
4911 * tree-passes.h: Remove TODO_dump_func.
4912 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
4913 * trans-mem.c: Remove TODO_dump_func.
4914 * ira.c: Remove TODO_dump_func.
4916 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
4918 * config/i386/i386.c (ix86_option_override_internal): Check
4919 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
4920 after TARGET_64BIT is updated.
4922 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
4924 * config/sh/sh.h: Remove old secondary reload code.
4926 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
4928 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
4929 (ready_reorder): ... this function.
4931 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
4933 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
4936 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
4937 insns so that no other insn is queued for a time before them.
4939 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
4942 2012-04-11 Richard Guenther <rguenther@suse.de>
4945 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
4946 consider loop nesting.
4947 (evolution_function_is_univariate_p): Properly check the remainder
4950 2012-04-11 Richard Guenther <rguenther@suse.de>
4953 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
4955 2012-04-11 Nick Clifton <nickc@redhat.com>
4957 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
4958 information, if requested.
4960 * config/rx/rx.c (rx_expand_prologue): Likewise.
4962 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
4963 Michael Matz <matz@suse.de>
4966 * rtlanal.c (unsigned_reg_p): New function.
4967 Update copyright notice dates.
4968 * rtl.h (unsigned_reg_p): Prototype it.
4969 Update copyright notice dates.
4970 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
4972 * expr.c (expand_expr_real_1): Set register attributes.
4973 * stmt.c (expand_case): Likewise.
4975 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
4978 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
4979 consider_sh2a and allow_zero.
4980 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
4981 (disp_addr_displacement): New function.
4982 (sh_address_cost): Use disp_addr_displacement function instead
4983 of DISP_ADDR_OFFSET.
4984 (sh_legitimate_address_p): Adapt to changed
4985 sh_legitimate_index_p declaration.
4986 (sh_find_mov_disp_adjust): Remove HImode check.
4987 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
4988 disp_addr_displacement and max_mov_insn_displacement.
4989 (max_mov_insn_displacement): Remove HImode check.
4990 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
4991 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
4992 * config/sh/constraints.md (K05, K13): New constraints.
4993 (K12): Correct comment.
4994 (Sdd): Do not use DISP_ADDR_P macro.
4995 (Snd, Sbw): Use satisfies_constraint_Sdd.
4996 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
4997 (*extendhisi2_compact, movhi_i): Remove.
4998 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
4999 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
5000 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
5001 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
5002 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
5003 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
5004 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
5006 Add new peepholes for HImode displacement addressing.
5008 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
5010 * config/sh/sh.h (SIDI_OFF): Remove.
5011 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
5012 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
5015 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
5018 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
5019 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
5020 * doc/md.texi (Standard Names): Add bswap.
5021 * builtin-types.def (BT_UINT16): New primitive type.
5022 (BT_FN_UINT16_UINT16): New function type.
5023 * builtins.def (BUILT_IN_BSWAP16): New.
5024 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
5025 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
5026 expand_builtin_bswap.
5027 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
5028 (fold_builtin_1): Likewise.
5029 (is_inexpensive_builtin): Likewise.
5030 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
5031 missing bits for bswap to libcall code.
5032 * tree.c (build_common_tree_nodes): Build uint16_type_node.
5033 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
5034 (uint16_type_node): New define.
5035 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
5036 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
5038 (rs6000_init_builtins): Likewise.
5039 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
5041 2012-04-11 Tristan Gingold <gingold@adacore.com>
5043 * doc/extend.texi (Type Attributes): Move paragraph.
5045 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
5048 * diagnostic.h (show_caret): Declare.
5049 (caret_max_width): Declare.
5050 (diagnostic_show_locus): Declare.
5051 * diagnostic.c (diagnostic_initialize): Initialize to false.
5052 (diagnostic_show_locus): New.
5053 (diagnostic_report_diagnostic): Call it.
5054 (getenv_columns): New.
5056 (diagnostic_set_caret_max_width): New.
5057 * input.c (read_line): New.
5058 (location_get_source_line): New.
5059 * input.h (location_get_source_line): Declare.
5060 * toplev.c (general_init): Initialize show_caret from options.
5061 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
5062 * opts.c (common_handle_option): Likewise.
5063 * pretty-print.h (pp_get_prefix): New.
5064 (pp_base_get_prefix): New.
5065 * common.opt (fdiagnostics-show-caret): New option.
5066 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
5068 2012-04-11 Richard Guenther <rguenther@suse.de>
5070 PR rtl-optimization/52881
5071 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
5073 2012-04-11 Richard Guenther <rguenther@suse.de>
5075 PR tree-optimization/52912
5076 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
5077 manipulation code we are threading through a loop header
5078 to an exit destination.
5080 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
5082 * tree.h (warn_if_unused_value): Move declaration from here.
5083 * stmt.c (warn_if_unused_value): Move definition from here.
5085 2010-04-10 Michael Matz <matz@suse.de>
5087 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
5089 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
5090 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
5091 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
5092 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
5093 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
5094 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
5095 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
5096 (vect_record_strided_load_vectors): Rename to
5097 vect_record_grouped_load_vectors.
5098 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
5099 Rename use of above macros.
5100 (vect_verify_datarefs_alignment): Ditto.
5101 (vector_alignment_reachable_p): Ditto.
5102 (vect_peeling_hash_get_lowest_cost): Ditto.
5103 (vect_enhance_data_refs_alignment): Ditto.
5104 (vect_analyze_group_access): Ditto and rename stride to groupsize.
5105 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
5106 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
5107 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
5108 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
5109 (vect_record_strided_load_vectors): Rename to
5110 vect_record_grouped_load_vectors.
5111 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
5112 (destroy_loop_vec_info): Ditto.
5113 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
5114 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
5115 (vect_analyze_slp): Ditto.
5116 (new_bb_vec_info): Ditto.
5117 (destroy_bb_vec_info): Ditto.
5118 (vect_schedule_slp_instance): Ditto and rename strided_store to
5120 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
5121 vect_cost_group_size.
5122 (vect_model_store_cost): Rename use of above macros and call
5123 to vect_cost_strided_group_size.
5124 (vect_model_load_cost): Ditto.
5125 (vectorizable_store): Ditto, rename strided_store to grouped_store
5126 and calls to renamed tree-vectorizer.h functions.
5127 (vectorizable_load): Ditto.
5128 (vect_transform_stmt): Rename use of above macros and strided_store
5131 2012-04-10 Jan Hubicka <jh@suse.cz>
5133 * cgraph.h: Remove misledaing comment on ipa-ref.h.
5134 (symtab_type): New enum.
5135 (symtab_node): New structure.
5136 (cgraph_node, varpool_node): Add symbol base type.
5137 (cgraph, varpool): New accestor functions.
5138 * cgraph.c (cgraph_create_node_1): Set symbol type.
5139 * varpool.c (varpool_node): Set symbol type.
5141 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
5142 Richard Sandiford <rdsandiford@googlemail.com>
5144 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
5146 2012-04-10 Richard Guenther <rguenther@suse.de>
5149 * gimple-low.c (gimple_check_call_args): Properly account for
5150 compatible aggregate types.
5152 2012-04-10 Richard Guenther <rguenther@suse.de>
5154 * toplev.h (tree_rest_of_compilation): Remove.
5155 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5156 * cgraph.h (tree_rest_of_compilation): Declare.
5157 * tree-optimize.c (tree_rest_of_compilation): Move ...
5158 * cgraphunit.c (tree_rest_of_compilation): ... here.
5159 * cgraph.c (cgraph_add_new_function): Adjust.
5160 * Makefile.in (tree-optimize.o): Adjust.
5161 (cgraphunit.o): Likewise.
5163 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
5165 PR tree-optimization/52870
5166 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
5167 presumed pattern statement is within the same loop or basic block.
5169 2012-04-10 Tristan Gingold <gingold@adacore.com>
5171 * gengtype.c (main): Make uintptr_t a known type.
5173 2012-04-10 Richard Guenther <rguenther@suse.de>
5175 * tree-pass.h (tree_lowering_passes): Remove.
5176 * tree-optimize.c (tree_lowering_passes): Remove.
5177 * cgraph.c (cgraph_add_new_function): Inline relevant parts
5178 of tree_lowering_passes, avoid redundant call of early local passes.
5179 * cgraphunit.c (cgraph_lower_function): Fold into ...
5180 (cgraph_analyze_function): ... its single caller. Inline
5181 relevant parts of tree_lowering_passes.
5183 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
5186 * config/pa/pa.opt: Remove SIO and GNU_LD.
5188 2012-04-09 Jan Hubicka <jh@suse.cz>
5193 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
5194 boundary, add its target too.
5195 * lto.c (add_references_to_partition): Add also aliased nodes.
5196 (add_cgraph_node_to_partition,
5197 add_varpool_node_to_partition): Work on nodes, not functions/variables;
5198 when adding alias, add also the aliased object.
5200 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
5203 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
5204 VOIDmode immediate operands.
5205 * config/i386/constraints.md (Wz): New constraint.
5206 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
5208 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
5211 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
5212 the DECL generated for the special GOT helper.
5214 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
5216 * config/sh/constraints.md: Update list of constraints in
5218 (Sr0): Remove unused memory constraint.
5220 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
5222 * tree-pretty-print.h: Update comment.
5224 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
5226 * config/sh/sh.md: Use braced string notation where applicable.
5227 (*prefetch_i4, prefetch_m2a): Merge into ...
5228 (*prefetch): ... this new insn.
5230 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
5232 * config/sh/sh.h (high_life_started): Remove
5233 * config/sh/predicates.md (general_movdst_operand): Use
5234 'reload_in_progress' instead of 'high_life_started'.
5235 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
5236 divsi_inv_fp): Likewise.
5238 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
5240 * config/sh/sh-protos.h (prepare_move_operands): Return void
5242 * config/sh/sh.c (prepare_move_operands): Likewise.
5243 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
5245 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
5247 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
5248 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
5249 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
5250 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
5251 commutative_float_operator, noncommutative_float_operator,
5252 sh_handle_pragma): Remove.
5254 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
5256 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
5257 Use @option markup on command-line options. Use @samp markup on
5258 literal keywords to options. Use @code markup on code fragments.
5259 Use other markup in preference to quotation marks in the text.
5260 Add markup to some passages without any.
5262 2012-04-06 Mike Stump <mikestump@comcast.net>
5264 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
5266 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
5268 * config/sh/sh.c (hi_const): Remove.
5269 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
5272 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
5274 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
5276 * config/sh/sh.c (sh_expand_t_scc): Likewise.
5277 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
5278 calling sh_expand_t_scc.
5280 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
5282 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
5283 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
5284 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
5285 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
5286 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
5287 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
5288 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
5289 sh2a_is_function_vector_call): Use bool as return type.
5290 (sh_pass_in_reg_p): Remove.
5291 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
5292 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
5293 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
5294 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
5295 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
5296 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
5297 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
5298 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
5299 sh_loads_bankedreg_p): Use bool as return type.
5300 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
5301 'register' modifier.
5303 2012-04-06 Matt Turner <mattst88@gmail.com>
5305 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
5307 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
5309 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
5310 of the destination isn't also a FP_REGS register.
5312 2012-04-05 Teresa Johnson <tejohnson@google.com>
5313 H.J. Lu <hongjiu.lu@intel.com>
5315 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
5316 * config/i386/i386.md (move immediate to memory peephole2):
5317 Add cases for HImode move when LCP stall avoidance is needed.
5318 * config/i386/i386.c (initial_ix86_tune_features): Initialize
5319 X86_TUNE_LCP_STALL entry.
5321 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
5324 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
5325 CONST_INT operands, zero-extended with AND.
5327 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
5330 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
5331 first argument instead of mode size. Move displacement calculations
5333 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
5334 ... these new functions.
5335 (disp_adjust): Remove max_mov_disp field.
5336 (sh_legitimate_index_p): Use max_mov_insn_displacement and
5337 mov_insn_alignment_mask.
5338 (sh_address_cost): Use max_mov_insn_displacement.
5340 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
5342 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
5343 (arch_enabled): Handle new arch types.
5344 (one_cmpldi2): Add NEON support.
5346 2012-04-05 Richard Guenther <rguenther@suse.de>
5348 * gimple.c (walk_gimple_op): Compute val_only for the LHS
5349 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
5350 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
5351 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
5352 ... here and make static.
5353 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
5356 2012-04-05 Richard Guenther <rguenther@suse.de>
5358 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
5359 basic-block before removing it.
5361 2012-04-05 Richard Guenther <rguenther@suse.de>
5363 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
5364 version namespace as we release the freelist.
5366 2012-04-05 Richard Guenther <rguenther@suse.de>
5368 * tree-nrv.c (tree_nrv): Release VDEFs.
5369 * tree-sra.c (sra_modify_constructor_assign): Likewise.
5370 (sra_modify_assign): Likewise.
5371 * tree-vect-stmts.c (vect_remove_stores): Likewise.
5372 * tree-vect-loop.c (vect_transform_loop): Likewise.
5373 * tree-ssa-dom.c (optimize_stmt): Likewise.
5374 * tree-vect-slp.c (vect_schedule_slp): Likewise.
5375 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
5377 2012-04-05 Richard Guenther <rguenther@suse.de>
5379 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
5381 * gimple.h (gsi_remove): Adjust.
5382 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
5383 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
5384 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
5385 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
5386 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
5387 * tree-ssa-pre.c (eliminate): Likewise.
5389 2012-04-04 Mike Stump <mikestump@comcast.net>
5391 * doc/rtl.texi (const_double): Document as sign-extending.
5392 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
5393 * emit-rtl.c (immed_double_int_const): Refine to state the
5395 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
5396 CONST_DOUBLE integers.
5397 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
5398 negative values are converted. Fix conversions bigger than
5399 HOST_BITS_PER_WIDE_INT.
5400 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
5401 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
5402 * explow.c (plus_constant_mode): Add.
5403 (plus_constant): Implement with plus_constant_mode.
5404 * rtl.h (plus_constant_mode): Add.
5406 2012-04-04 Richard Guenther <rguenther@suse.de>
5408 PR tree-optimization/52808
5409 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
5410 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
5412 2012-04-04 Tristan Gingold <gingold@adacore.com>
5414 * expr.c (expand_expr_real_2): Handle larger sizetype in
5417 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
5419 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
5420 to m2a-single instead of m2e.
5422 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
5424 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
5425 Change type of BITOFFSET to signed. Make sure the lower bound of
5426 the computed range is non-negative by adjusting OFFSET and BITPOS.
5427 (expand_assignment): Adjust call to get_bit_range.
5429 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
5431 * h8300/h8300.c (h8300_current_function_monitor_function_p):
5432 New function. Added to check monitor functions.
5433 (h8300_option_override): Modified to generate error/warning
5434 messages for invalid combinations of different command line
5436 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
5437 save EXR on stack for monitor function in case of H8S target
5438 when "-mno-exr" is passed.
5439 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
5441 * doc/invoke.texi: Document H8S options.
5443 2012-04-03 Tristan Gingold <gingold@adacore.com>
5445 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
5446 of gcc_AC_FUNC_MMAP_BLACKLIST.
5447 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
5448 * Makefile.in (aclocal_deps): Add mmap.m4.
5449 * configure: Regenerate.
5450 * aclocal.m4: Regenerate.
5452 2012-04-03 Richard Guenther <rguenther@suse.de>
5454 PR tree-optimization/52808
5455 * tracer.c (tail_duplicate): Return whether we have duplicated
5457 (tracer): If we have duplicated any block, cleanup the CFG.
5458 * cfghooks.c (duplicate_block): If we duplicated a loop
5459 header but not its loop, destroy the loop because it now has
5461 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
5462 the cfg manipulation routines we are not creating a multiple
5465 2012-04-03 Tristan Gingold <gingold@adacore.com>
5467 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
5469 (vms_c_common_override_options): Allow parameterless variadic
5472 2012-04-03 Jakub Jelinek <jakub@redhat.com>
5474 PR tree-optimization/52835
5475 * tree-data-ref.c (build_rdg): Return NULL if
5476 compute_data_dependences_for_loop failed.
5478 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
5480 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
5481 for REAL_CST as well.
5482 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
5483 In the bitfield case, if the value is a REAL_CST, convert it first to
5486 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
5488 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
5489 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
5490 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
5492 * config/i386/biarchx32.h: New.
5494 2012-04-02 Anatoly Sokolov <aesok@post.ru>
5496 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
5497 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
5498 (arm_preferred_reload_class): New function.
5500 2012-04-02 Richard Guenther <rguenther@suse.de>
5502 PR tree-optimization/52756
5503 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
5504 (thread_through_loop_header): After threading through the loop latch
5505 remove the split part from the loop and clear further threading
5506 opportunities that would create a multiple entry loop.
5508 2012-04-02 Richard Guenther <rguenther@suse.de>
5510 PR rtl-optimization/52800
5511 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
5512 CLEANUP_CFG_CHANGED.
5514 2012-04-02 Richard Guenther <rguenther@suse.de>
5517 * loop-init.c (gate_handle_loop2): Destroy loops here if
5518 we don't enter RTL loop optimizers.
5520 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
5523 2012-03-29 Richard Guenther <rguenther@suse.de>
5525 * rtl.h (extended_count): Remove.
5526 * combine.c (extended_count): Remove.
5528 2012-04-02 Dodji Seketeli <dodji@redhat.com>
5531 * pt.c (more_specialized_fn): Don't apply decay conversion to
5532 types of function parameters.
5534 2012-04-02 Tristan Gingold <gingold@adacore.com>
5536 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
5537 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
5538 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
5539 (ggc_pch_this_base): Use uintptr_t instead of size_t.
5541 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
5544 * config/i386/i386.c (ix86_option_override_internal): Don't
5545 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
5547 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
5549 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
5550 (stmt_can_make_abnormal_goto): Use it.
5551 (is_ctrl_altering_stmt): Likewise.
5553 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
5554 Kaz Kojima <kkojima@gcc.gnu.org>
5556 * config/sh/sh.c (push_regs): Skip banked registers when
5557 resbank attribute is specified.
5558 (sh_expand_epilogue): Likewise.
5560 2012-03-30 Richard Henderson <rth@redhat.com>
5563 * combine-stack-adj.c (prev_active_insn_bb): New.
5564 (next_active_insn_bb): New.
5565 (force_move_args_size_note): New.
5566 (combine_stack_adjustments_for_block): Use it.
5568 2012-03-30 Richard Henderson <rth@redhat.com>
5570 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
5571 (ix86_expand_vector_init_duplicate): Initialize it.
5572 (expand_vec_perm_palignr): Likewise.
5573 (ix86_expand_vec_perm_const): Likewise.
5574 (ix86_vectorize_vec_perm_const_ok): Likewise.
5575 (expand_vec_perm_blend): Use it.
5576 (expand_vec_perm_vpermil): Likewise.
5577 (expand_vec_perm_pshufb): Likewise.
5578 (expand_vec_perm_1): Likewise.
5579 (expand_vec_perm_pshuflw_pshufhw): Likewise.
5580 (expand_vec_perm_interleave2): Likewise.
5581 (expand_vec_perm_vpermq_perm_1): Likewise.
5582 (expand_vec_perm_vperm2f128): Likewise.
5583 (expand_vec_perm_interleave3): Likewise.
5584 (expand_vec_perm_vperm2f128_vblend): Likewise.
5585 (expand_vec_perm_vpshufb2_vpermq): Likewise.
5586 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
5587 (expand_vec_perm_broadcast): Likewise.
5588 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
5590 2012-03-30 Richard Henderson <rth@redhat.com>
5592 * dwarf2out.c (gen_variable_die): Initialize off.
5594 2012-03-30 Tristan Gingold <gingold@adacore.com>
5596 * config/vms/vms-f.c: New file.
5597 * config/vms/t-vms (vms-f.o): New rule.
5598 * config.gcc (*-*-*vms*): Define fortran_target_objs.
5600 2012-03-30 Richard Guenther <rguenther@suse.de>
5602 PR tree-optimization/52754
5603 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
5604 propagate arbitrary addresses into really plain dereferences.
5606 2012-03-30 Richard Guenther <rguenther@suse.de>
5609 * except.c (emit_to_new_bb_before): Move loop updating ...
5610 (dw2_build_landing_pads): ... here. Use a proper block for
5611 querying the loop father.
5613 2012-03-30 Tristan Gingold <gingold@adacore.com>
5615 * config/ia64/ia64.c (ia64_section_type_flags): Remove
5616 common_object attribute handling.
5617 (SECTION_VMS_OVERLAY): Remove
5618 (ia64_vms_common_object_attribute): Replace abort with an assert.
5619 Do not set DECL_SECTION_NAME.
5620 (ia64_vms_output_aligned_decl_common): Handle common_object
5622 (ia64_vms_elf_asm_named_section): Remove.
5623 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
5625 2012-03-30 Richard Guenther <rguenther@suse.de>
5628 * double-int.c (rshift_double): Remove not needed cast.
5630 2012-03-30 Richard Guenther <rguenther@suse.de>
5632 * tree-affine.h (print_aff): Remove.
5633 * tree-affine.c (print_aff): Make static.
5634 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
5635 (get_references_in_stmt): Likewise.
5636 (print_direction_vector): Likewise.
5637 (print_dir_vectors): Likewise.
5638 (print_dist_vectors): Likewise.
5639 (dump_subscript): Likewise.
5640 (dump_ddrs): Likewise.
5641 (dump_dist_dir_vectors): Likewise.
5642 (dump_data_references): Likewise.
5643 (dump_data_dependence_relation): Likewise.
5644 (dump_data_dependence_direction): Likewise.
5645 (dump_rdg_vertex): Likewise.
5646 (dump_rdg_component): Likewise.
5647 (debug_ddrs): Declare.
5648 (struct data_ref_loc_d): Move ...
5649 * tree-data-ref.c (struct data_ref_loc_d): ... here.
5650 (get_references_in_stmt): Make static.
5651 (dump_data_references): Likewise.
5652 (dump_subscript): Likewise.
5653 (print_direction_vector): Likewise.
5654 (print_dir_vectors): Likewise.
5655 (print_dist_vectors): Likewise.
5656 (dump_data_dependence_relation): Likewise.
5657 (dump_dist_dir_vectors): Likewise.
5658 (dump_ddrs): Likewise.
5659 (dump_rdg_vertex): Likewise.
5660 (dump_rdg_component): Likewise.
5661 (debug_ddrs): New function.
5662 (access_matrix_get_index_for_parameter): Remove.
5664 2012-03-30 Tristan Gingold <gingold@adacore.com>
5666 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
5667 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
5668 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
5669 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
5670 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
5671 (vms_patch_builtins): Handle new flags
5672 * config/vms/vms-crtlmap.map: Completed using nm on
5673 c and math system libraries.
5674 * config/vms/make-crtlmap.awk: Handle any number of flags.
5676 2012-03-30 Martin Jambor <mjambor@suse.cz>
5678 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
5679 is a builtin_stack_save in a dominating BB.
5681 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
5683 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
5684 crossing 128bit lane boundary.
5686 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
5688 * ira-color.c (setup_left_conflict_sizes_p): Process all
5689 conflicting objects.
5691 2012-03-29 Jakub Jelinek <jakub@redhat.com>
5693 PR tree-optimization/52760
5694 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
5695 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
5697 2012-03-29 Richard Guenther <rguenther@suse.de>
5699 * cgraph.h (cgraph_materialize_all_clones): Remove.
5700 (reset_inline_failed): Likewise.
5701 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
5702 * cgraphbuild.c (reset_inline_failed): Remove.
5703 * rtl.h (cse_main): Remove.
5704 (extended_count): Likewise.
5705 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
5706 (cse_main): Make static.
5707 * combine.c (extended_count): Remove.
5708 (dump_combine_stats): Mark as DEBUG_FUNCTION.
5709 * basic-block.h (reorder_basic_blocks): Remove.
5710 * bb-reorder.c (reorder_basic_blocks): Make static.
5711 * Makefile.in (dse.o): Remove dse.h dependency.
5713 * dse.c (gate_dse): Remove.
5714 (clear_alias_mode_eq): Likewise.
5715 (clear_alias_mode_hash): Likewise.
5716 (dse_record_singleton_alias_set): Likewise.
5717 (dse_invalidate_singleton_alias_set): Likewise.
5719 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
5721 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
5722 crtbegin_so%O%s for -shared.
5723 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
5725 2012-03-29 Richard Guenther <rguenther@suse.de>
5727 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
5728 (add_to_value): Remove.
5729 (print_value_expressions): Likewise.
5730 * tree-ssa-pre.c (add_to_value): Make static.
5731 (print_value_expressions): Likewise.
5732 * gimple.h (gimple_adjust_this_by_delta): Remove.
5733 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
5735 2012-03-29 Richard Guenther <rguenther@suse.de>
5738 * double-int.h (rshift_double): Remove.
5739 * double-int.c (lshift_double): Use absu_hwi to make count positive.
5740 (rshift_double): Make static, take unsigned count argument,
5741 remove handling of negative count argument.
5742 (double_int_rshift): Dispatch to lshift_double.
5744 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
5746 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
5749 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
5750 (SPEC_X32): Likewise.
5751 (MULTILIB_DEFAULTS): Likewise.
5753 * config/i386/i386.c (isa_opts): Remove -m64.
5754 (ix86_target_string): Properly handle -m32/-m64/-mx32.
5755 (ix86_option_override_internal): Properly
5756 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
5757 handle -m32, -m64 and -mx32.
5759 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
5760 with OPTION_ABI_X32. Moved after TARGET_LP64.
5761 (TARGET_LP64): Changed to OPTION_ABI_64.
5763 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
5764 (mx32): Replace ISA_X32 with ABI_X32.
5766 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
5768 * tree.c (tree_size) <VECTOR_CST>: New case.
5770 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
5772 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
5773 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
5775 2012-03-28 Jakub Jelinek <jakub@redhat.com>
5778 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
5779 __builtin_va_start to __builtin_next_arg if the latter is
5780 builtin_decl_explicit_p rather than when it is not.
5783 * tree-vect-generic.c (vector_element): Perform multiplication
5784 for pos in bitsizetype type instead of idx type.
5786 2012-03-28 Richard Guenther <rguenther@suse.de>
5788 * loop-init.c (loop_optimizer_init): If loops are preserved
5789 perform incremental initialization of required loop features.
5790 (loop_optimizer_finalize): If loops are to be preserved only
5791 clean up optional loop features.
5792 (rtl_loop_done): Forcefully free loops here.
5793 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
5794 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
5796 (construct_init_block): Likewise.
5797 (construct_exit_block): Likewise.
5798 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
5799 the CFG after expanding.
5800 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
5801 If we needed to calculate them, free them afterwards.
5802 * tree-pass.h (PROP_loops): New define.
5803 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
5804 * basic-block.h (CLEANUP_CFG_CHANGED): New.
5805 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
5806 (cleanup_cfg): If we did something and have loops around, fix them up.
5807 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
5808 with CLEANUP_CFG_CHANGED.
5809 * cfghooks.c (merge_blocks): If we merge a loop header into
5810 its predecessor, update the loop structure.
5811 (duplicate_block): If we copy a loop latch, adjust loop state
5812 to note we may have multiple latches.
5813 (delete_basic_block): Mark loops for fixup if we remove a loop.
5814 * cfganal.c (forwarder_block_p): Protect loop latches, headers
5816 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
5817 (cfg_layout_can_merge_blocks_p): Likewise.
5818 * cprop.c (bypass_block): If we create a loop with multiple
5819 entries, mark it for removal.
5820 * except.c (emit_to_new_bb_before): Add the new basic-block
5822 * tree-eh.c (lower_resx): Likewise.
5823 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
5824 (expand_omp_taskreg): Likewise.
5825 * tree-inline.c (initialize_cfun): Likewise.
5826 * tree-mudflap.c (add_bb_to_loop): Prototype.
5827 (mf_build_check_statement_for): Properly add new basic-blocks
5829 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
5830 if we remove a loop.
5831 (thread_through_loop_header): Likewise.
5832 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
5833 new basic-blocks to existing loops.
5834 (expand_transaction): Likewise.
5835 * Makefile.in (except.o): Add $(CFGLOOP_H).
5837 (cgraph.o): Likewise.
5838 (cprop.o): Likewise.
5839 (cfgexpand.o): Likewise.
5840 (cfganal.o): Likewise.
5841 (trans-mem.o): Likewise.
5842 (tree-eh.o): Likewise.
5844 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
5847 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
5848 (avr_builtin_decl): New static function.
5849 (struct avr_builtin_description, avr_bdesc): Move up.
5850 Add GTY marker. Add field fndecl. Remove redundant field id.
5851 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
5852 (avr_expand_builtin): Code cleanup because .id is removed.
5854 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
5857 * config.gcc (tm_file): Remove avr/multilib.h.
5859 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
5861 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
5862 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
5863 * config/avr/t-avr: Remove generation of multilib.h.
5864 * config/avr/t-multilib: Regenerate.
5865 * config/avr/multilib.h: Remove.
5866 * config/avr/avr.opt (-msp8): New option.
5867 (avr_sp8): New variable.
5868 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
5869 * config/avr/avr.h (AVR_HAVE_SPH): New define.
5870 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
5871 (avr_device_to_sp8): New prototype.
5872 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
5873 (DRIVER_SELF_SPECS): New define.
5874 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
5875 __AVR_SP8__, __AVR_HAVE_SPH__.
5876 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
5877 AVR_HAVE_8BIT_SP to decide if SP_H is present.
5878 (avr_file_start): Ditto.
5880 2012-03-28 Jakub Jelinek <jakub@redhat.com>
5883 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
5884 instead of 8 in adjust_address.
5886 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
5889 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
5892 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
5895 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
5896 Rearrange conditional logic. Move displacement address calculations
5898 (sh_find_mov_disp_adjust): ... this new function.
5900 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
5902 * config/arm/arm.opt (mapcs): Remove MaskExists.
5903 * config/cris/linux.opt (mno-gotplt): Likewise.
5904 * config/i386/i386.opt (mhard-float): Likewise.
5906 (mno-sse4): Likewise.
5907 * config/m68k/m68k.opt (mhard-float): Likewise.
5908 * config/mep/mep.op (mcop32): Likewise.
5909 * config/pa/pa-hpux.opt (msio): Likewise.
5910 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
5911 * config/picochip/picochip.opt (mlittle): Likewise.
5912 * config/sh/sh.opt (mrenesas): Likewise.
5913 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
5914 * config/sparc/sparc.opt (mhard-float): Likewise.
5915 * config/v850/v850.opt (mv850es): Likewise.
5916 * config/vax/vax.opt (mg-float): Likewise.
5918 2012-03-27 Martin Jambor <mjambor@suse.cz>
5921 * tree-sra.c (sra_modify_assign): Do not call
5922 load_assign_lhs_subreplacements when working with an unscalarizable
5925 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
5928 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
5930 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
5931 * config/i386/i386.c: Include reload.h.
5932 (ix86_legitimize_reload_address): New function.
5934 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
5936 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
5937 hasn't been allocated. Define a target macro for Mask and
5938 InverseMask if it hasn't been defined. Remove MaskExists handling.
5940 * doc/options.texi: Remove MaskExists.
5942 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
5945 * config/sh/sh.c (find_barrier): Add equality check of last_got
5946 to avoid going above orig insn. Update comments.
5948 2012-03-27 Richard Guenther <rguenther@suse.de>
5951 * fold-const.c (try_move_mult_to_index): Handle &x.array more
5954 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
5956 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
5957 of a unit before computing the offset in units.
5958 * expr.c (get_bit_range): Return the null range if the enclosing record
5959 is part of a larger bit field.
5961 2012-03-27 Tristan Gingold <gingold@adacore.com>
5963 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
5964 * config/ia64/ia64.md: Remove mode in template.
5965 Sign extend operand in expand_simple_binop.
5966 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
5967 CASE_VECTOR_MODE instead of TARGET_ILP32.
5968 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
5970 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
5972 * varasm.c (assemble_external): #if 0 out the new assert from the
5973 previous commit, it breaks the Java and Go front ends.
5975 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
5977 * toplev.c (check_global_declaration_1): Do not call assemble_external.
5978 * expr.c (emit_block_move_libcall_fn): Likewise.
5979 (clear_storage_libcall_fn): Likewise.
5980 (expand_expr_addr_expr_1): Likewise.
5981 (expand_expr_real_1): Likewise.
5982 * calls.c (rtx_for_function_call): Likewise.
5984 * varasm.c (assemble_external): Assert this function is only called
5985 during or after expanding to RTL.
5987 2012-03-26 Martin Jambor <mjambor@suse.cz>
5989 PR tree-optimization/50052
5990 * tree-sra.c (tree_non_aligned_mem_p): Removed.
5991 (tree_non_aligned_mem_for_access_p): Likewise.
5992 (build_accesses_from_assign): Removed strict alignment requirements
5994 (access_precludes_ipa_sra_p): Likewise.
5996 2012-03-26 Richard Guenther <rguenther@suse.de>
5998 PR tree-optimization/52701
5999 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
6000 compute and set the evolution part of PHI nodes.
6002 2012-03-26 Richard Guenther <rguenther@suse.de>
6004 PR tree-optimization/52721
6005 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
6007 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
6009 PR tree-optimization/52686
6010 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
6013 2012-03-26 Tristan Gingold <gingold@adacore.com>
6015 * config/alpha/vms.h (LINK_SPEC): Simplify.
6016 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
6017 (NAME__MAIN, SYMBOL__MAIN): Remove.
6018 (VMS_DEBUG_MAIN_POINTER): Remove.
6019 * config/ia64/vms.h: Likewise.
6020 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
6021 code to vms.c. Call vms_start_function.
6022 * config/ia64/ia64.c (ia64_start_function): Likewise.
6023 * config/vms/vms-protos.h (vms_start_function): Declare.
6024 * config/vms/vms.c (vms_start_function): New function.
6025 * config/vms/vms.h (MATH_LIBRARY): Define.
6026 (VMS_DEBUG_MAIN_POINTER): Define.
6028 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
6030 PR rtl-optimization/52629
6031 * reload1.c (count_pseudo): Short-circuit common case.
6032 (count_spilled_pseudo): Return early for pseudos without hard regs.
6033 Assert that the pseudo has got a hard reg before manipulating it.
6035 2012-03-24 Jan Hubicka <jh@suse.cz>
6038 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
6039 (decide_is_variable_needed): Do not handle toplevel reorder here.
6040 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
6041 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
6044 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
6046 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
6047 and str_bitsize instead of more convoluted expressions.
6049 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
6052 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
6054 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
6057 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
6059 2012-03-23 Martin Jambor <mjambor@suse.cz>
6061 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
6063 2012-03-23 Richard Guenther <rguenther@suse.de>
6065 PR tree-optimization/52678
6066 * tree-vectorizer.h (struct _stmt_vec_info): Add
6067 loop_phi_evolution_part member.
6068 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
6069 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
6070 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
6071 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
6072 Use the cached evolution part and the PHI nodes value from
6073 the loop preheader edge instead of re-analyzing the evolution.
6075 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6077 * config/mips/mips-tables.opt: Update.
6078 * config/mips/mips.md (processor): Add xlp.
6079 * config/mips/mips-cpus.def: Add xlp.
6080 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
6082 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
6083 * doc/invoke.texi: Mention XLP.
6085 2012-03-22 Jakub Jelinek <jakub@redhat.com>
6088 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
6089 on any new_local_var_chain vars declared during recursing on
6090 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
6092 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
6094 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
6095 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
6096 (ASM_OUTPUT_LOCAL): Ditto.
6097 (ASM_OUTPUT_COMMON): Remove.
6098 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
6099 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
6101 2012-03-22 Jan Hubicka <jh@suse.cz>
6104 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
6106 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
6107 * ipa-inline-transform.c (save_inline_function_body): Remove
6108 copied clone if needed.
6109 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
6111 2012-03-22 Richard Guenther <rguenther@suse.de>
6114 * fold-const.c (fold_ternary_loc): Fix typo.
6116 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
6119 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
6120 (unspecv): Add UNSPECV_MEMORY_BARRIER.
6121 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
6122 (delay_cycles_1, delay_cycles_2): Ditto.
6123 (delay_cycles_3, delay_cycles_4): Ditto.
6124 (nopv, *nopv): Ditto.
6125 (sleep, *sleep): Ditto.
6128 2012-03-22 Richard Guenther <rguenther@suse.de>
6130 PR tree-optimization/52548
6131 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
6132 because of clobbers.
6133 (prune_clobbered_mems): New function.
6134 (compute_antic_aux): Use it to prune ANTIC_OUT.
6135 (compute_partial_antic_aux): Use it to prune PA_IN.
6136 (compute_avail): Only insert expressions into EXP_GEN that are not
6137 invalidated when translated up to the beginning of the block.
6139 2012-03-22 Richard Guenther <rguenther@suse.de>
6141 PR tree-optimization/52638
6142 * tree-vect-stmts.c (vect_init_vector_1): New function, split
6144 (vect_init_vector): ... here. Handle scalar vector inits.
6145 (vect_get_vec_def_for_operand): Adjust.
6146 (vectorizable_load): Likewise.
6148 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
6150 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
6151 (alpha*-*-freebsd*): Ditto.
6152 (alpha*-*-netbsd*): Ditto.
6153 (alpha*-*-openbsd*): Ditto.
6154 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
6155 (DWARF2_DEBUGGING_INFO): Remove.
6156 (PREFERRED_DEBUGGING_TYPE): Remove.
6157 (ASM_FINAL_SPEC): Remove.
6158 (IDENT_ASM_OP): Remove.
6159 (ASM_OUTPUT_IDENT): Remove.
6160 (SKIP_ASM_OP): Remove.
6161 (ASM_OUTPUT_SKIP): Remove.
6162 (ALIGN_ASM_OP): Remove.
6163 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
6164 (ASM_OUTPUT_CASE_LABEL): Remove.
6165 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
6166 (COMMON_ASM_OP): Remove.
6167 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
6168 (ASCII_DATA_ASM_OP): Remove.
6169 (READONLY_DATA_SECTION_ASM_OP): Remove.
6170 (INIT_SECTION_ASM_OP): Remove.
6171 (FINI_SECTION_ASM_OP): Remove.
6172 (ASM_SECTION_START_OP): Remove.
6173 (ASM_OUTPUT_SECTION_START_FILE): Remove.
6174 (TARGET_ASM_NAMED_SECTION): Remove.
6175 (TARGET_ASM_SELECT_SECTION): Remove.
6176 (MAKE_DECL_ONE_ONLY): Remove.
6177 (TYPE_ASM_OP): Remove.
6178 (SIZE_ASM_OP): Remove.
6179 (ASM_WEAKEN_LABEL): Remove.
6180 (TYPE_OPERAND_FMT): Remove.
6181 (ASM_DECLARE_RESULT): Remove.
6182 (ASM_DECLARE_OBJECT_NAME): Remove.
6183 (ASM_FINISH_DECLARE_OBJECT): Remove.
6184 (ELF_ASCII_ESCAPES): Remove.
6185 (ELF_STRING_LIMIT): Remove.
6186 (STRING_ASM_OP): Remove.
6187 (ASM_OUTPUT_EXTERNAL): Remove.
6188 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
6189 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
6191 (ASM_DECLARE_FUNCTION_NAME): Ditto.
6192 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
6193 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
6194 (ASM_OUTPUT_SKIP): Ditto.
6195 (READONLY_DATA_SECTION_ASM_OP): Remove.
6196 (USER_LABEL_PREFIX): Remove.
6197 (ASM_OUTPUT_ASCII): Remove.
6198 (ASM_OUTPUT_CASE_LABEL): Remove.
6199 (NO_DOLLAR_IN_LABEL): Undefine.
6201 2012-03-22 Richard Guenther <rguenther@suse.de>
6203 PR tree-optimization/52459
6204 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
6205 PHI insertion for calls.
6207 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
6209 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
6210 find_sets_in_insn, canonicalize_insn): Split out from ...
6211 (cse_insn): ... here.
6212 (invalidate_from_clobbers): Take an insn instead of the pattern.
6214 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
6217 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
6218 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
6219 * config/sh/sh.md (sindf2, cosdf2): Remove.
6221 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
6224 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
6225 prologue for unwinder and profiler.
6227 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
6229 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
6230 Introduce emul_name to select the right linker emulation for
6231 powerpc64-*-freebsd*.
6232 * configure: Regenerate.
6233 * config.gcc: Add bits to support powerpc64-*-freebsd*.
6234 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
6235 * config/rs6000/freebsd64.h: New file.
6236 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
6238 (rs6000_savres_strategy): Likewise.
6239 (rs6000_savres_routine_name): Likewise.
6240 (rs6000_elf_file_end): Likewise.
6241 * config/rs6000/t-freebsd64: New file.
6242 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
6243 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
6245 * config/rs6000/freebsd64.h: Remove duplicated entries from last
6247 * config/rs6000/t-freebsd64: Likewise.
6249 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
6251 PR rtl-optimization/52543
6253 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
6254 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
6255 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
6256 (avr_load_libgcc_p): Restrict to __flash loads.
6257 (avr_out_lpm): Only handle 1-byte loads from __flash.
6258 (avr_load_lpm): New function.
6259 (avr_find_unused_d_reg): Remove.
6260 (avr_out_lpm_no_lpmx): Remove.
6261 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
6262 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
6263 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
6264 (load_<mode>, load_<mode>_clobber): New insns.
6265 (mov<mode>): For multi-byte move from non-generic
6266 16-bit address spaces: Expand to load_<mode> resp.
6267 load_<mode>_clobber.
6268 (load<mode>_libgcc): Remove expander.
6269 (split-lpmx): Remove split.
6271 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
6273 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
6274 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
6275 All callers changed.
6276 (Fixed_core_reg): New feature.
6277 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
6279 * neon-testgen.ml: Handle Fixed_core_reg.
6281 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
6283 * config/arm/arm.c (thumb2_reorg): Add complete support
6284 for 16-bit instructions.
6285 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
6287 2012-03-21 Richard Guenther <rguenther@suse.de>
6289 PR tree-optimizer/52636
6290 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
6291 to the appropriate type.
6293 2012-03-21 Richard Guenther <rguenther@suse.de>
6295 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
6297 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
6298 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
6299 * passes.c (init_optimization_passes): Remove pass_init_function,
6300 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
6301 * tree-pass.h (pass_init_function): Remove.
6302 (pass_jump): Remove.
6303 (pass_initial_value_sets): Remove.
6304 (pass_unshare_all_rtl): Remove.
6305 * integrate.c (pass_initial_value_sets): Remove.
6306 * emit-rtl.c (pass_unshare_all_rtl): Remove.
6307 * tree.h (init_function_for_compilation): Remove.
6308 * function.c (init_function_for_compilation): Remove.
6309 (pass_init_function): Remove.
6310 * cfgcleanup.c (rest_of_handle_jump): Remove.
6311 (pass_jump): Remove.
6313 2012-03-20 Jason Merrill <jason@redhat.com>
6315 * tree-streamer-in.c (streamer_alloc_tree): Call
6316 ggc_alloc_zone_cleared_tree_node instead of
6317 ggc_alloc_zone_cleared_tree_node_stat.
6319 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
6321 * doc/extend.texi (Template Instantiation): Remove anachronisms.
6323 2012-03-20 Jakub Jelinek <jakub@redhat.com>
6326 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
6327 (ix86_expand_vec_perm_const_1): Call it.
6329 * config/i386/i386.c (vselect_insn): New variable.
6330 (init_vselect_insn): New function.
6331 (expand_vselect, expand_vselect_insn): Add testing_p argument.
6332 Call init_vselect_insn if vselect_insn is NULL. Adjust
6333 PATTERN (vselect_insn), instead of creating a new insn each time,
6334 only emit a copy of it if not testing and recog has been successful.
6335 (expand_vec_perm_pshufb, expand_vec_perm_1,
6336 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
6340 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
6341 ("enabled" attribute): Handle avx2 and noavx2 isas.
6342 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
6344 (vec_dup<mode>): Add avx2 =x,x alternative.
6345 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
6346 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
6347 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
6348 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
6350 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
6351 if possible, handle also V8SFmode.
6353 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
6355 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
6356 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
6357 reg_or_zero_operand predicate.
6358 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
6360 2012-03-20 Jakub Jelinek <jakub@redhat.com>
6362 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
6363 If operand isn't UNSPEC, return 0.
6365 2012-03-20 Richard Guenther <rguenther@suse.de>
6367 * tree-pass.h (pass_rtl_eh): Remove.
6368 * except.c (gate_handle_eh): Likewise.
6369 (rest_of_handle_eh): Likewise.
6370 (pass_rtl_eh): Likewise.
6371 (finish_eh_generation): Export.
6372 * except.h (finish_eh_generation): Declare.
6373 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
6374 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
6375 after expanding stack alignment. Instead of compacting blocks
6378 2012-03-20 Richard Guenther <rguenther@suse.de>
6380 * stor-layout.c (finish_bitfield_representative): Fallback
6381 to conservative maximum size if the padding up to the next
6382 field cannot be computed as a constant.
6383 (finish_bitfield_layout): If we cannot compute the distance
6384 between the start of the bitfield representative and the
6385 bitfield member start a new representative.
6386 * expr.c (get_bit_range): The distance between the start of
6387 the bitfield representative and the bitfield member is zero
6388 if the field offsets are not constants.
6390 2012-03-20 Tristan Gingold <gingold@adacore.com>
6392 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
6393 convert in lowercase.
6394 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
6395 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
6396 * stor-layout.c (sizetype_tab): Adjust.
6397 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
6398 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
6399 instead of type_kind_last.
6400 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
6401 instead of size_int_kind.
6402 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
6403 * doc/tm.texi: Regenerate.
6404 * defaults.h (SIZETYPE): Provide a default value.
6405 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
6408 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
6410 * config/sh/sh.md: Use braced string notation where applicable.
6412 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
6414 * config/i386/i386.md (allocate_stack): Simplify.
6416 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
6418 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
6419 copy_to_mode_reg (Pmode, ...).
6420 (expand_builtin_frame_address): Ditto.
6421 * expr.c (emit_block_move_via_libcall): Ditto.
6422 (set_storage_via_libcall): Ditto.
6424 * config/i386/i386.c (ix86_expand_movmem): Ditto.
6425 (ix86_expand_setmem): Ditto.
6426 (ix86_trampoline_init): DItto.
6427 * config/i386/i386.md (cmpstrnsi): Ditto.
6429 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
6431 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
6432 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
6433 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
6434 (SH Options): Likewise.
6436 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
6438 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
6439 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
6440 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
6441 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
6442 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
6445 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6447 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
6448 * config/i386/i386.c (ix86_decompose_address): Use
6449 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
6450 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
6451 thread pointer to a register.
6454 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
6456 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
6457 if Pmode != word_mode.
6458 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
6459 Pmode == SImode for TARGET_X32.
6461 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
6462 (tls_initial_exec_x32): Likewise.
6464 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
6467 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
6468 DISP_ADDR_OFFSET): New macros.
6469 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
6470 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
6471 (sh_legitimize_address): Add QImode displacement handling.
6472 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
6474 (sh_secondary_reload): Add QImode displacement handling.
6475 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
6476 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
6477 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
6478 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
6479 to register operands only.
6480 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
6481 (extendqihi2): Change insn to expander.
6482 (*extendqihi2_compact_reg): New insn.
6483 (movqi_i, movqi): Replace with ...
6484 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
6485 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
6486 Add new peepholes for QImode displacement addressing.
6488 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
6491 * doc/invoke.texi: Document -Wuseless-cast.
6493 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
6495 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
6496 * tree.h (handled_component_p): Reorder cases.
6497 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
6498 not initialize unsignedp.
6499 (loc_list_from_tree): Likewise.
6500 (fortran_common): Likewise.
6501 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
6503 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
6505 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
6506 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
6507 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
6508 (ix86_split_long_move): Ditto.
6509 (legitimize_tls_address): Use ix86_gen_sub3.
6510 (construct_plt_address): Assert that Pmode == DImode.
6512 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
6514 * config/i386/i386.md: Remove empty predicates and/or constraints.
6515 * config/i386/sync.md: Ditto.
6516 * config/i386/sse.md: Ditto.
6517 * config/i386/mmx.md: Ditto.
6518 * config/i386/pentium.md: Ditto.
6519 * config/i386/athlon.md: Ditto.
6521 2012-03-16 Richard Guenther <rguenther@suse.de>
6523 PR tree-optimization/52603
6524 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
6528 2012-03-14 Richard Guenther <rguenther@suse.de>
6530 PR tree-optimization/52571
6531 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
6532 flag_section_anchors check ...
6533 (vect_can_force_dr_alignment_p): ... here.
6535 2012-03-16 Martin Jambor <mjambor@suse.cz>
6537 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
6538 memory through MEM_REFs by calling extract_bit_field.
6540 2012-03-16 Richard Guenther <rguenther@suse.de>
6542 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
6543 and REFERENCE_TYPE interpretations.
6544 (can_native_interpret_type_p): New function.
6545 (fold_ternary_loc): Use native encode/interpret to fold
6546 BIT_FIELD_REFs of constants.
6548 2012-03-16 Richard Guenther <rguenther@suse.de>
6551 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
6552 of vector constants and constructors.
6554 2012-03-16 Richard Guenther <rguenther@suse.de>
6556 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
6557 VIEW_CONVERT_EXPR to convert constants.
6558 (vect_is_simple_use): Treat all constants as vec_constant_def.
6560 2012-03-16 Richard Guenther <rguenther@suse.de>
6561 Kai Tietz <ktietz@redhat.com>
6564 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
6565 side-effects completely in the pre-queue and use a temporary
6568 2012-03-16 Richard Guenther <rguenther@suse.de>
6570 * stor-layout.c (finish_bitfield_representative): Fall back
6571 to the conservative maximum size if we cannot compute the
6572 size of the tail padding.
6574 2012-03-16 Tristan Gingold <gingold@adacore.com>
6576 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
6577 __CRTL_VER and __VMS_VER.
6578 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
6579 and vms_c_get_vms_ver.
6580 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
6582 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
6583 (VMS_DEFAULT_VMS_VER): Define.
6584 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
6585 (VMS_DEFAULT_VMS_VER): Define.
6587 2012-03-16 Richard Guenther <rguenther@suse.de>
6589 * tree-vect-loop.c (get_initial_def_for_induction): Use
6590 build_constructor directly.
6591 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
6592 build_vector_from_val.
6593 * tree.c (build_vector_from_val): Avoid creating a constructor
6594 first when we want a constant vector.
6596 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6598 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
6600 2012-03-16 Richard Guenther <rguenther@suse.de>
6602 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
6603 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
6604 (struct tree_vector): Remove elements member, add variable size
6606 (build_vector_stat): Declare.
6607 (build_vector): Define in terms of build_vector_stat.
6608 * tree.c (build_vector): Rename to ...
6609 (build_vector_stat): ... this. Take array of trees as parameter.
6610 (build_vector_from_ctor): Adjust.
6611 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
6612 initializer_zerop): Adjust.
6613 * cfgexpand.c (expand_debug_expr): Likewise.
6614 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
6615 const_vector_from_tree): Likewise.
6616 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
6617 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
6618 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
6619 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
6620 (lto_input_ts_vector_tree_pointers): Adjust.
6621 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
6622 (write_ts_vector_tree_pointers): Adjust.
6623 * varasm.c (const_hash_1, compare_constant, copy_constant,
6624 output_constant): Adjust.
6625 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
6626 * print-tree.c (print_node): Adjust.
6627 * tree-pretty-print.c (dump_generic_node): Adjust.
6628 * tree-vect-generic.c (uniform_vector_p, vector_element,
6629 lower_vec_perm): Adjust.
6630 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
6631 * tree-vect-slp.c (vect_get_constant_vectors,
6632 vect_transform_slp_perm_load): Adjust.
6633 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
6634 * expmed.c (make_tree): Adjust.
6635 * config/i386/i386.c (ix86_expand_builtin): Adjust.
6636 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
6638 (sparc_fold_builtin): Adjust.
6640 2012-03-16 Tristan Gingold <gingold@adacore.com>
6642 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
6643 * config/vms/vms-stdint.h: New file.
6645 2012-03-16 Tristan Gingold <gingold@adacore.com>
6647 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
6648 (ia64-hp-*vms*): Replaced by ...
6649 (*-*-*vms*): ... This new entry.
6651 2012-03-15 Jakub Jelinek <jakub@redhat.com>
6654 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
6655 (ix86_expand_vec_perm_const_1): Use it.
6658 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
6659 (avx2_permv4df): Remove.
6660 (avx2_permv4di): Macroize into...
6661 (avx2_perm<mode>): ... this using VI8F_256 iterator.
6662 (avx2_permv4di_1): Macroize into...
6663 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
6665 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
6667 * combine.c (apply_distributive_law): Do not distribute SUBREG.
6669 2012-03-15 Ira Rosen <irar@il.ibm.com>
6670 Ulrich Weigand <ulrich.weigand@linaro.org>
6672 * tree-vect-patterns.c (widened_name_p): Rename to ...
6673 (type_conversion_p): ... this. Add new argument to determine
6674 if it's a promotion or demotion operation. Check for
6675 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
6676 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
6678 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
6679 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
6681 (vect_recog_mixed_size_cond_pattern): Likewise and allow
6682 non-constant then and else clauses.
6684 2012-03-15 Ira Rosen <irar@il.ibm.com>
6685 Ulrich Weigand <ulrich.weigand@linaro.org>
6687 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
6688 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
6690 * tree-vect-patterns.c (widened_name_p): Pass basic block
6691 info to vect_is_simple_use.
6692 (vect_recog_dot_prod_pattern): Fail for basic blocks.
6693 (vect_recog_widen_sum_pattern): Likewise.
6694 (vect_handle_widen_op_by_const): Support basic blocks.
6695 (vect_operation_fits_smaller_type,
6696 vect_recog_over_widening_pattern): Likewise.
6697 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
6698 Update call to vect_is_simple_use.
6699 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
6701 (check_bool_pattern): Add an argument, update call to
6702 vect_is_simple_use and the recursive calls.
6703 (vect_recog_bool_pattern): Update relevant function calls.
6705 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
6706 (vect_pattern_recog_1): Check for reduction only in loops.
6707 (vect_pattern_recog): Add new argument. Support basic blocks.
6708 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
6709 info to vect_is_simple_use_1.
6710 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
6711 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
6713 2012-03-15 Jakub Jelinek <jakub@redhat.com>
6714 Andrew Pinski <apinski@cavium.com>
6717 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
6718 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
6719 calls instead of __builtin_ir{int,ound}*.
6721 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6723 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
6726 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6728 * config.gcc (target_type_format_char): New. Document it. Set it for
6730 * configure.ac (gnu_unique_option): Use target_type_format_char
6731 in test. Comment rationale.
6732 * configure: Regenerate .
6734 2012-03-15 Jakub Jelinek <jakub@redhat.com>
6736 PR tree-optimization/52267
6737 * tree-vrp.c (masked_increment): New function.
6738 (register_edge_assert_for_2): Derive ASSERT_EXPRs
6739 from (X & CST1) cmp CST2 tests.
6741 2012-03-15 Richard Guenther <rguenther@suse.de>
6744 * tree-data-ref.c (subscript_dependence_tester_1): Check
6745 all dimensions for non-conflicting access functions.
6747 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6750 * doc/invoke.texi [C++ Language Options]: Document
6751 -ftemplate-backtrace-limit.
6753 2012-03-15 Tristan Gingold <gingold@adacore.com>
6755 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
6758 2012-03-15 Tristan Gingold <gingold@adacore.com>
6760 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
6761 use DW_OP_call_frame_cfa.
6763 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
6766 * config/i386/i386-opts.h (pmode): New.
6768 * config/i386/i386.c (ix86_option_override_internal): Properly
6769 check and set ix86_pmode.
6771 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
6773 * config/i386/i386.opt (maddress-mode=): New.
6775 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
6777 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6779 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
6780 (dwarf2out_do_cfi_asm): Likewise.
6781 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
6783 (add_data_member_location_attribute): Likewise.
6784 (gen_array_type_die): Likewise.
6785 (gen_subprogram_die): Likewise.
6786 (gen_producer_string): Likewise.
6787 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
6788 Remove MIPS_DEBUGGING_INFO handling.
6789 (sdb_debug_hooks): Likewise.
6790 (sdbout_begin_block): Likewise.
6791 (sdbout_end_block): Likewise.
6792 (sdbout_begin_prologue): Likewise.
6793 (sdbout_start_source_file): Likewise.
6794 (sdbout_end_source_file): Likewise.
6795 (sdbout_init): Likewise.
6796 * system.h (MIPS_DEBUGGING_INFO): Poison.
6798 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6800 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
6801 (alpha_file_start) [MS_STAMP]: Remove.
6803 * config/alpha/elf.h (TARGET_GAS): Remove.
6804 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
6805 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
6806 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
6807 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
6808 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
6809 (alpha*-*-freebsd*): Likewise.
6810 (alpha*-*-netbsd*): Likewise.
6811 (alpha*-*-openbsd*): Likewise.
6812 (alpha*-*-*): Remove target_cpu_default2.
6813 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
6815 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
6816 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
6817 * config/alpha/alpha.c (print_operand): Always assume
6818 TARGET_AS_SLASH_BEFORE_SUFFIX.
6819 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
6820 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
6821 ("*builtin_setjmp_receiver_er_1"): Remove.
6822 * config/alpha/alpha.opt (malpha-as): Remove.
6824 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
6826 Remove DEC Unix reference.
6828 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
6829 (EXTENDED_COFF): Remove.
6830 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
6831 (EXTENDED_COFF): Don't undef.
6832 * config/alpha/alpha.c (alpha_file_start): Always assume
6834 Don't set targetm.asm_file_start_file_directive.
6835 [!OBJECT_FORMAT_ELF]: Remove.
6836 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
6838 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
6839 (DBX_DEBUGGING_INFO): Remove.
6840 (MIPS_DEBUGGING_INFO): Remove.
6841 (PREFERRED_DEBUGGING_TYPE): Remove.
6842 (DBX_OUTPUT_SOURCE_LINE): Remove.
6843 (SDB_OUTPUT_SOURCE_LINE): Remove.
6844 (DBX_CONTIN_LENGTH): Remove.
6845 (NO_DBX_FUNCTION_END): Remove.
6846 (ASM_STABS_OP): Remove.
6847 (ASM_STABN_OP): Remove.
6848 (ASM_STABD_OP): Remove.
6849 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
6850 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
6851 (PUT_SDB_DEF): Remove.
6852 (PUT_SDB_PLAIN_DEF): Remove.
6853 (PUT_SDB_TYPE): Remove.
6854 (sdb_label_count): Remove.
6855 (PUT_SDB_BLOCK_START): Remove.
6856 (PUT_SDB_BLOCK_END): Remove.
6857 (PUT_SDB_FUNCTION_START): Remove.
6858 (PUT_SDB_FUNCTION_END): Remove.
6859 (PUT_SDB_EPILOGUE_END): Remove.
6860 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
6861 (MIPS_DEBUGGING_INFO): Don't undef.
6862 (DBX_DEBUGGING_INFO): Don't undef.
6863 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
6864 (MIPS_DEBUGGING_INFO): Don't undef.
6865 (DBX_DEBUGGING_INFO): Don't undef.
6866 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
6867 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
6869 (alpha_start_function): Likewise.
6870 (sdb_label_count): Remove.
6871 (alpha_output_filename): Remove DBX_DEBUG handling.
6872 (alpha_file_start): Likewise.
6874 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6876 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
6877 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
6878 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
6880 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
6881 (ld_tls_support): Remove Solaris 8 references.
6882 (lwp_dir, lwp_spec): Remove support for alternate thread library.
6883 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
6884 * configure: Regenerate.
6885 * config.in: Regenerate.
6887 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
6888 * config/i386/sol2.h: Remove Solaris 8 references.
6890 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
6891 (i?86-*-solaris2.9): ... this.
6892 Remove Solaris 8 references.
6893 (Specific, *-*-solaris2*): Document Solaris 8 removal.
6894 Remove Solaris 8 references.
6896 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6898 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
6899 (mips-sgi-irix6.5*): Remove.
6900 * config.host (mips-sgi-irix*): Remove.
6901 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
6902 (set_have_as_tls): Remove *-*-irix6*.
6903 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
6904 * configure: Regenerate.
6906 * config/mips/iris6.h: Remove.
6907 * config/mips/iris6.opt: Remove.
6908 * config/mips/t-irix6: Remove.
6910 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
6911 (TARGET_IRIX6): Remove.
6912 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
6913 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
6914 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
6916 (mips_file_start): Likewise.
6917 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
6919 * config/mips/driver-native.c [__sgi__]: Remove.
6920 (host_detect_local_cpu) [__sgi__]: Remove.
6922 * config/mips/gnu-user.h: Remove iris5.h reference.
6924 * config/mips/mips-modes.def: Remove IRIX 6 reference.
6925 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
6926 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
6929 * gcc.c (main): Move asm_debug initialization ...
6930 (asm_debug): ... here.
6932 * ginclude/stddef.h (__STDDEF_H__): Don't define.
6934 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
6935 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
6936 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
6937 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
6938 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
6939 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
6941 * doc/tm.texi: Regenerate.
6943 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
6945 (MIPS Options, -march): Remove IRIX reference.
6946 * doc/install.texi (Binaries, SGI IRIX): Remove.
6947 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
6949 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
6951 2012-03-14 Martin Jambor <mjambor@suse.cz>
6953 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
6954 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
6955 (expand_expr_real_1): Do not handle misalignment if modifier is
6958 2012-03-14 Richard Guenther <rguenther@suse.de>
6961 * tree-vect-generic.c (type_for_widest_vector_mode): Take
6962 element type instead of mode, use build_vector_type_for_mode
6963 instead of the langhook, build a vector of proper signedness.
6964 (expand_vector_operations_1): Adjust.
6966 2012-03-14 Richard Guenther <rguenther@suse.de>
6969 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
6970 a cgraph node for a FUNCTION_DECL that comes from a constructor.
6971 (gimple_get_virt_method_for_binfo): Likewise.
6973 2012-03-14 Richard Guenther <rguenther@suse.de>
6975 PR tree-optimization/52571
6976 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
6977 flag_section_anchors check ...
6978 (vect_can_force_dr_alignment_p): ... here. Do not re-align
6979 DECL_COMMON variables.
6981 2012-03-14 Richard Guenther <rguenther@suse.de>
6983 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
6984 * stor-layout.c (start_bitfield_representative): New function.
6985 (finish_bitfield_representative): Likewise.
6986 (finish_bitfield_layout): Likewise.
6987 (finish_record_layout): Call finish_bitfield_layout.
6988 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
6989 for QUAL_UNION_TYPE fields.
6990 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
6991 Stream DECL_BIT_FIELD_REPRESENTATIVE.
6992 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
6997 * expr.c (get_bit_range): Unconditionally extract bitrange
6998 from DECL_BIT_FIELD_REPRESENTATIVE.
6999 (expand_assignment): Adjust call to get_bit_range.
7001 2012-03-14 Richard Guenther <rguenther@suse.de>
7004 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
7005 the outermost conversion is a sign-change only.
7006 (fold_binary_loc): Disregard widening and sign-changing
7007 conversions when we determine if two variables are equal
7009 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
7010 (T1)x if the outermost conversion is a sign-change only.
7012 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
7015 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
7017 * config/i386/predicates.md (constant_call_address_operand): Declare
7018 as special predicate. Update all uses.
7020 2012-03-13 Jakub Jelinek <jakub@redhat.com>
7023 * c-parser.c (c_parser_postfix_expression)
7024 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
7026 * config/i386/smmintrin.h: Avoid /* within a comment.
7027 * config/i386/nmmintrin.h: Likewise.
7029 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
7031 * config/i386/i386.md (xbegin): Remove constraint from expander.
7033 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
7035 * config/i386/predicates.md (constant_call_address_operand): Declare
7036 as special predicate. Update all uses.
7037 * config/i386/i386.md: Remove mode from constant_call_address_operand
7039 * config/i386/i386.c (ix86_output_call_insn): Call
7040 constant_call_address_operand with VOIDmode.
7042 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
7044 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
7045 AND zero extended address correctly.
7047 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
7049 * config/i386/predicates.md (tls_symbolic_operand): Declare as
7051 (tls_modbase_operand): Ditto.
7052 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
7053 tls_modbase_operand predicates.
7055 2012-03-13 Martin Jambor <mjambor@suse.cz>
7057 * expr.c (expand_assignment): Handle misaligned scalar writes to
7058 memory through top-level MEM_REFs by calling store_bit_field.
7060 2012-03-13 Richard Guenther <rguenther@suse.de>
7063 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
7064 if Y is a constant multiple of 1 << CST.
7066 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
7069 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
7070 offset (size) to a value the insns can deal with.
7071 (expand_epilogue): Ditto.
7073 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7075 * config/arm/neon.ml (ops): Fixup expected instructions for
7076 unsigned vector compares.
7078 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
7080 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
7081 addresses only when %reg is not in word mode.
7083 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7085 * config/microblaze/microblaze.md: Fix typo.
7086 * tree-if-conv.c: Likewise.
7087 * tree-vect-patterns.c: Likewise.
7089 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7091 * config.gcc (extra_passes): Remove.
7092 * configure.ac (extra_passes): Don't substitute.
7093 * configure: Regenerate.
7094 * Makefile.in (EXTRA_PASSES): Remove.
7095 (GCC_PASSES): Remove $(EXTRA_PASSES).
7096 (MOSTLYCLEANFILES): Likewise.
7098 (install-common): Likewise.
7100 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
7102 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
7103 * config/i386/i386.c (ix86_decompose_address): Use
7104 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
7105 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
7106 thread pointer to a register.
7108 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
7110 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
7111 on tls_symbolic_operand.
7112 (tls_global_dynamic_64_<mode>): Likewise.
7114 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
7117 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
7118 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
7120 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
7123 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
7124 type from reg_class_t to enum reg_class.
7125 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
7127 2012-03-12 Andrew Pinski <apinski@cavium.com>
7129 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
7130 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
7131 (value_replacement): Likewise.
7132 (empty_block_p): Check also if the PHIs for the block are empty.
7134 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
7137 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
7138 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
7139 r184615 from 2012-02-28.
7141 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
7143 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
7144 (ix86_gen_tls_local_dynamic_base_64): Likewise.
7145 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
7146 and ix86_gen_tls_local_dynamic_base_64.
7147 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
7148 ix86_gen_tls_local_dynamic_base_64.
7150 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
7151 (*tls_global_dynamic_64_<mode>): This.
7152 (tls_global_dynamic_64): Renamed to ...
7153 (tls_global_dynamic_64_<mode>): This.
7154 (*tls_local_dynamic_base_64): Renamed to ...
7155 (*tls_local_dynamic_base_64_<mode>): This.
7156 (tls_local_dynamic_base_64): Renamed to ...
7157 (tls_local_dynamic_base_64_<mode>): This.
7159 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
7161 * config/i386/i386.c (ix86_option_override_internal): Properly
7162 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
7163 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
7164 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
7165 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
7167 * config/i386/sse.md (sse3_monitor64): Renamed to ...
7168 (sse3_monitor64_<mode>): This.
7170 2012-03-12 Tristan Gingold <gingold@adacore.com>
7172 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
7173 (ia64_function_arg_advance): Ditto.
7175 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7177 * config.gcc (mips*-*-openbsd*): Remove.
7178 * config/mips/openbsd.h: Remove.
7179 * config/mips/sdb.h: Remove.
7181 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
7182 * config/mips/mips.c (sdb_label_count): Remove.
7183 (mips_debugger_offset): Remove #if 0 code.
7184 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
7185 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
7187 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7189 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
7191 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
7192 Update binutils references.
7193 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
7194 Update binutils reference.
7195 Update Sun as/GNU ld caveat.
7196 Document binutils largefile requirement for LTO plugin.
7197 Remove reference to alternate libpthread.
7199 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7201 * config.gcc (alpha*-dec-osf5.1*): Remove.
7202 * config.host (alpha*-dec-osf*): Remove.
7203 * configure.ac (*-*-osf*): Remove.
7204 (alpha*-dec-osf*): Remove.
7205 * configure: Regenerate.
7207 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
7208 config/alpha/va_list.h, config/alpha/x-osf: Remove.
7210 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
7211 * config/alpha/alpha.c (struct machine_function): Update comment.
7212 (alpha_start_function): Remove Tru64 UNIX as handling for
7214 * config/alpha/alpha.md ("exception_receiver"): Remove
7215 TARGET_LD_BUGGY_LDGP.
7216 ("*exception_receiver_2"): Likewise.
7217 * except.c (finish_eh_generation): Remove Tru64 reference.
7218 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
7219 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
7220 * target.def (handle_pragma_extern_prefix): Remove.
7222 * Makefile.in (mips-tfile.o-warn): Remove.
7223 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
7224 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
7225 * mips-tdump.c, mips-tfile.c: Remove.
7227 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
7229 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
7230 (Specific, alpha*-dec-osf5.1): Note removal.
7231 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
7233 * doc/tm.texi: Regenerate.
7234 * doc/trouble.texi (Cross-Compiler Problems): Remove.
7236 2012-03-12 Richard Guenther <rguenther@suse.de>
7238 * config/arm/arm.c (neon_dereference_pointer): Do not call
7239 covert during RTL expansion.
7241 2012-03-12 Tristan Gingold <gingold@adacore.com>
7243 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
7244 Options. Mention -mpointer-size.
7246 2012-03-12 Richard Guenther <rguenther@suse.de>
7248 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
7249 build_nonstandard_integer_type.
7251 2012-03-12 Richard Guenther <rguenther@suse.de>
7253 * tree.c (signed_or_unsigned_type_for): Use
7254 build_nonstandard_integer_type.
7255 (signed_type_for): Adjust documentation.
7256 (unsigned_type_for): Likewise.
7257 * tree-pretty-print.c (dump_generic_node): Use standard names
7258 for non-standard integer types if available.
7260 2012-03-12 Tristan Gingold <gingold@adacore.com>
7262 * config/vms/vms.opt: Add vms-opts.h header.
7263 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
7265 (-mvms-return-codes): Document.
7266 (-mpointer-size): New option.
7267 (vms_pointer_size): Add enumeration.
7268 * config/vms/vms-opts.h: New file.
7269 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
7270 __INITIAL_POINTER_SIZE.
7271 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
7272 (C_COMMON_OVERRIDE_OPTIONS): Define.
7273 (DWARF2_ADDR_SIZE): Define.
7274 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
7275 * config/vms/vms-protos.h (vms_c_common_override_options):
7277 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
7278 if -mno-pointer-size.
7279 (vms_c_common_override_options): New function.
7280 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
7281 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
7282 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
7283 and flag_vms_pointer_size.
7284 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
7285 * config.gcc (*-*-*vms*): Define xm_file.
7286 (alpha*-dec-*vms*): Do not define xm_file.
7287 (alpha64-dec-*vms*): Remove.
7288 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
7291 2012-03-12 Jakub Jelinek <jakub@redhat.com>
7293 PR tree-optimization/51721
7294 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
7295 if (int) unsvar cmp CST.
7297 2012-03-12 Richard Guenther <rguenther@suse.de>
7299 * tree-sra.c (create_access_replacement): Only rename the replacement
7300 if we can rewrite it into SSA form. Properly mark register typed
7301 replacements that we cannot rewrite with TREE_ADDRESSABLE.
7302 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
7303 for aggregate or BLKmode results.
7305 2012-03-12 Jakub Jelinek <jakub@redhat.com>
7307 PR tree-optimization/52533
7308 * tree-vrp.c (register_edge_assert_for_2): Use double_int
7309 type for mask, only handle shifts by non-zero in-range
7310 shift count, for LE_EXPR and GT_EXPR if new_val is
7311 maximum, don't add the assertion.
7313 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
7315 * doc/invoke.texi: Document -mrtm option.
7316 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
7317 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
7318 (ix86_handle_option): Handle OPT_mrtm.
7319 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
7321 (x86_64-*-*): Ditto.
7322 * i386-builtin-types.def (INT_FTYPE_VOID): New.
7323 * config/i386/i386-c.c (ix86_target_macros_internal): Define
7325 (ix86_target_string): Define -mrtm option.
7327 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
7329 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
7330 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
7332 (bdesc_special_args): Ditto.
7333 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
7334 (ix86_expand_special_args_builtin): Handle new built-in type.
7335 (ix86_expand_builtin): Handle XABORT instruction.
7336 * config/i386/i386.h (TARGET_RTM): New.
7337 * config/i386/i386.md (UNSPECV_XBEGIN): New.
7338 (UNSPECV_XEND): Ditto.
7339 (UNSPECV_XABORT): Ditto.
7340 (UNSPECV_XTEST): Ditto.
7347 * config/i386/i386.opt (mrtm): New.
7348 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
7349 * config/i386/rtmintrin.h: New header.
7350 * config/i386/xtestintrin.h: Ditto.
7352 2012-03-12 Tristan Gingold <gingold@adacore.com>
7354 * ginclude/stddef.h: Adjust previous patch.
7355 Use __VMS__ instead of VMS.
7357 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
7359 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
7360 Also convert sequences with CC setting arithmetic instruction.
7362 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
7364 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
7365 from C Language Options to Preprocessor Options.
7366 (C Dialect Options): Move -no-integrated-cpp documentation
7368 (Preprocessor Options): ...to here. Rewrite the description
7369 so it makes more sense, and remove discussion of merging front ends.
7371 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
7373 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
7375 (ix86_expand_setmem): Likewise.
7377 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
7379 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
7382 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
7384 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
7385 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
7387 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
7389 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
7391 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
7393 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
7396 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
7397 Uros Bizjak <ubizjak@gmail.com>
7399 * config/i386/predicates.md (call_insn_operand): Allow
7400 constant_call_address_operand in Pmode only.
7401 (sibcall_insn_operand): Ditto.
7402 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
7403 (*call_vzeroupper): Ditto.
7405 (*sibcall_vzeroupper): Ditto.
7406 (*call_value): Ditto.
7407 (*call_value_vzeroupper): Ditto.
7408 (*sibcall_value): Ditto.
7409 (*sibcall_value_vzeroupper): Ditto.
7410 (*indirect_jump): Ditto.
7411 (*tablejump_1): Ditto.
7412 (indirect_jump): Convert memory address to word mode for TARGET_X32.
7414 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
7417 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
7420 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
7421 Use movrt_negc instead of negc pattern for non-SH2A.
7423 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
7425 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
7427 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
7428 if Pmode != word_mode.
7429 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
7430 Pmode == SImode for TARGET_X32.
7432 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
7433 (tls_initial_exec_x32): Likewise.
7435 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
7437 PR rtl-optimization/52528
7438 * combine.c (can_combine_p): Add setting of subst_low_luid
7439 before call to expand_field_assignment().
7441 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
7443 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
7444 and related program names.
7446 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
7448 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
7450 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
7453 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
7454 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
7456 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
7457 (*movdi_internal_rex64): Use %E operand modifier for lea.
7458 (*movsi_internal): Ditto.
7460 (*lea<mode>_2): Ditto.
7461 (*lea_{3,4,5,6}_zext): Ditto.
7462 (*tls_global_dynamic_32_gnu): Ditto.
7463 (*tls_global_dynamic_64): Ditto.
7464 (*tls_dynamic_gnu2_lea_32): Ditto.
7465 (*tls_dynamic_gnu2_lea_64): Ditto.
7466 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
7468 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7470 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
7471 redefine to be NULL if the current bit-size is different from the
7472 configured bit-size.
7474 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
7475 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
7476 set the default tuning. Add asserts to make sure the cpu and tune
7477 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
7478 test whether the index is set, instead of > 0.
7479 (rs6000_file_start): Do not reset the default cpu if the current
7480 bit-size is different from the configured bit-size.
7482 2012-03-09 Tristan Gingold <gingold@adacore.com>
7484 * config/vms/vms-crtlmap.map: Add comments.
7485 Add entries needed to build Ada RTS.
7487 2012-03-09 Tristan Gingold <gingold@adacore.com>
7489 * ginclude/stddef.h: Do not define __size_t on VMS.
7491 2012-03-09 Tristan Gingold <gingold@adacore.com>
7493 * c-tree.h (c_default_pointer_mode): New variable.
7494 * c-decl.c (c_default_pointer_mode): New variable.
7495 (c_build_pointer_type): New function.
7496 (grokdeclarator): Call c_build_pointer_type instead
7497 of build_pointer_type.
7499 * config/vms/vms-c.c: Include c-tree.h
7500 (saved_pointer_mode): New variable.
7501 (handle_pragma_pointer_size): New function.
7502 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
7503 (vms_c_register_pragma): Register __pointer_size and
7504 __required_pointer_size pragmas.
7506 2012-03-09 Tristan Gingold <gingold@adacore.com>
7508 * config/vms/vms-c.c (vms_construct_include_filename): New function.
7509 (vms_c_register_includes): Reference it.
7511 2012-03-09 Andrew Pinski <apinski@cavium.com>
7514 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
7516 (tree_ssa_phiopt_worker): Go through all the PHIs for
7517 value_replacement instead of just the singleton one.
7518 (value_replacement): Change return type to int. Return 0 instead of
7520 Allow the middle basic block to contain more than just the defining
7522 Handle non empty middle basic blocks.
7523 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
7525 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
7527 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
7528 array reference and component reference.
7529 (analyze_scalar_evolution_for_address_of): New.
7531 2012-03-08 Jie Zhang <jzhang918@gmail.com>
7534 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
7535 (hwloop_pattern_reg): Fix set but not used warning.
7536 (bfin_reorg_loops): Remove unused parameter.
7537 (bfin_reorg): Update use of bfin_reorg_loops.
7539 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
7541 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
7542 with integer parameters in registers.
7543 (gen_push): Push register in word_mode instead of Pmode.
7544 (ix86_emit_save_regs): Likewise.
7545 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
7546 (gen_pop): Pop register in word_mode instead of Pmode.
7547 (ix86_emit_restore_regs_using_pop): Likewise.
7548 (ix86_expand_prologue): Replace Pmode with word_mode for push
7549 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
7550 restore RAX and R10 in word_mode.
7551 (ix86_emit_restore_regs_using_mov): Restore integer registers
7553 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
7555 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
7556 (ix86_split_long_move): Likewise.
7558 * config/i386/i386.md (W): New.
7559 (*push<mode>2_prologue): Replace :P with :W.
7560 (*pop<mode>1): Likewise.
7561 (*pop<mode>1_epilogue): Likewise.
7562 (push/pop peephole2): Use word_mode scratch registers.
7564 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
7566 * config/i386/predicates.md (indirect_branch_operand): Simplify.
7568 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
7570 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
7571 for constants in [-63,63].
7573 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
7577 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
7579 * config/i386/i386.c (ix86_print_operand_address): Only handle
7580 zero-extended DImode addresses.
7582 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7584 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
7585 * configure: Regenerate.
7587 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
7590 * config/avr/avr.c (avr_mem_clobber): New static function.
7591 (avr_expand_delay_cycles): Add memory clobber operand to
7592 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
7593 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
7594 (enable_interrupt, disable_interrupt): New expander.
7595 (nopv, sleep, wdr): New expanders.
7596 (delay_cycles_1): Add memory clobber.
7597 (delay_cycles_2): Add memory clobber.
7598 (delay_cycles_3): Add memory clobber.
7599 (delay_cycles_4): Add memory clobber.
7600 (cli_sei): New insn from former "enable_interrupt",
7601 "disable_interrupt" with memory clobber.
7602 (*wdt): New insn from former "wdt" with memory clobber.
7603 (*nopv): Similar, but for "nopv".
7604 (*sleep): Similar, but for "sleep".
7606 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
7607 Kaz Kojima <kkojima@gcc.gnu.org>
7610 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
7611 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
7612 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7614 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
7616 * config/i386/predicates.md (x86_64_zext_general_operand): New.
7617 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
7618 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
7620 2012-03-07 Walter Lee <walt@tilera.com>
7622 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
7623 REG_CFA_* notes for the stack pointer.
7624 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
7625 EH_RETURN_STACKADJ_RTX.
7626 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
7627 generate REG_CFA_* notes for the stack pointer.
7628 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
7629 by EH_RETURN_STACKADJ_RTX.
7631 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
7633 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
7634 when __AVR_3_BYTE_PC__ is defined.
7636 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
7638 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
7639 (ix86_print_operand): Handle '^'.
7640 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
7641 using P mode iterator. Add %^ to asm template to conditionally emit
7643 (*rep_movdi_rex64): Ditto.
7644 (*strsetdi_rex_1): Ditto.
7645 (*rep_stosdi_rex64): Ditto.
7646 (*strmov{si,hi,qi}_1): Add %^ to asm template to
7647 conditionally emit addr32 prefix.
7648 (*rep_mov{si,qi}): Ditto.
7649 (*strset{si,hi,qi}): Ditto.
7650 (*rep_stos{si,qi}): Ditto.
7651 (*cmpstrnqi_nz_1): Ditto.
7652 (*cmpstrnqi_1): Ditto.
7653 (*strlenqi_1): Ditto.
7655 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
7657 * config/i386/i386.c (function_value_64): Return pointers in
7658 word_mode instead of Pmode.
7659 (ix86_promote_function_mode): Likewise.
7661 2012-03-07 Richard Guenther <rguenther@suse.de>
7663 * coverage.c (get_gcov_type): Use type_for_mode.
7664 (get_gcov_unsigned_t): Likewise.
7665 * expr.c (store_constructor): Use type_for_mode.
7666 (try_casesi): Likewise.
7667 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
7668 (add_standard_iv_candidates): Use standard type trees.
7669 * dojump.c (do_jump): Remove dead code.
7671 2012-03-07 Richard Guenther <rguenther@suse.de>
7673 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
7675 2012-03-07 Richard Guenther <rguenther@suse.de>
7677 * convert.c (strip_float_extensions): Move ...
7678 * tree.c (strip_float_extensions): ... here.
7680 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
7683 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
7685 2012-03-07 Richard Guenther <rguenther@suse.de>
7687 * omp-low.c (extract_omp_for_data): Use signed_type_for.
7688 (expand_omp_for_generic): Likewise.
7689 (expand_omp_for_static_nochunk): Likewise.
7690 (expand_omp_for_static_chunk): Likewise.
7691 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
7692 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
7693 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
7694 Use unsigned_type_for.
7695 (vect_create_cond_for_align_checks): Use signed_type_for.
7697 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
7699 PR rtl-optimization/52203
7700 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
7701 all callers to pass NULL except ...
7702 (reset_sched_cycles_in_current_ebb): ... here, save the value
7703 in new variable 'empty'. Increase issue_rate only for
7706 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
7709 * Makefile.in: Let install-gcc-ar depend on installdirs,
7710 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
7711 Don't double canonicalize if cross-compiling.
7713 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
7716 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
7717 to: RAMPZ, RAMPY, RAMPX, RAMPD.
7718 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
7720 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
7723 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
7725 * config/avr/avr.md (xload_8): Adjust insn length.
7727 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
7730 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
7731 if RAMPZ affects reading from RAM.
7733 2012-03-07 Richard Guenther <rguenther@suse.de>
7737 * doc/invoke.texi (Precompiled Headers): Remove sentence that
7738 suggests you can include PCHs from inside another header.
7740 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
7743 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
7745 2012-03-07 Kai Tietz <ktietz@redhat.com>
7747 * doc/invoke.texi (fwritable-relocated-rdata): Document
7748 new Cygwin/MinGW target option.
7749 * config/i386/winnt.c (i386_pe_unique_section): Ignore
7750 reloc if flag -fwritable-relocated-rdata is not set.
7751 (i386_pe_section_type_flags): Likewise.
7752 * config/i386/cygming.opt (fwritable-relocated-rdata):
7753 Add new flag variable flag_writable_rel_rdata.
7755 2012-03-07 Richard Guenther <rguenther@suse.de>
7757 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
7758 precision against gimple constraints.
7760 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
7763 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
7765 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
7766 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
7768 (init_emit_regs): Move associated initialization to...
7769 (init_emit_once): ...here.
7771 2012-03-06 Richard Henderson <rth@redhat.com>
7773 * config/m68k/m68k.h (ISA_HAS_TAS): New.
7774 * config/m68k/sync.md (atomic_test_and_set): Use it.
7775 (atomic_test_and_set_1): Likewise.
7777 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
7780 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
7781 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
7782 (vector_ltgt<mode>): Likewise.
7783 (vector_ordered<mode>): Likewise.
7784 (vector_unordered<mode>): Likewise.
7785 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
7787 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
7789 * trans-mem.c: New typedef for tm_region_p.
7790 Define vector types for tm_region_p.
7791 (tm_region_init): Replace region_worklist to a vector called
7794 2012-03-06 Richard Guenther <rguenther@suse.de>
7796 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
7797 MEM_REF with constant pointer operand.
7799 2012-03-06 Richard Guenther <rguenther@suse.de>
7802 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
7804 2012-03-06 Tristan Gingold <gingold@adacore.com>
7806 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
7807 (external_model_kind): Improve documentation.
7808 (vms_pragma_extern_model): Handle relaxed_redef.
7809 (vms_c_register_pragma): Allow expansion for nomember_alignment.
7811 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
7813 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
7814 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
7815 Some more notes on EIND usage and reorder EIND subsection.
7817 2012-03-06 Tristan Gingold <gingold@adacore.com>
7819 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
7820 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
7822 2012-03-06 Tristan Gingold <gingold@adacore.com>
7824 * config/vms/t-vmsnative (version): Define.
7825 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
7827 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
7829 PR rtl-optimization/52250
7830 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
7831 to put note list into. Unconditionally call move_bb_info.
7832 (move_bb_info): Do not assert the blocks being in the same region,
7833 just drop the note list if they are not.
7835 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
7838 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
7839 and use unified expansion logic.
7840 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
7841 closer to the existing movt insn.
7842 (negc): Rename insn to *negc. Add new expander.
7843 (movnegt): Use xor pattern for T bit negation. Reserve helper
7844 constant for negc pattern.
7845 (*movnegt): New insn and splitter.
7847 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
7849 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
7852 2012-03-05 Richard Henderson <rth@redhat.com>
7854 * genemit.c (main): Include "target.h" in insn-emit.c.
7855 * Makefile.in (insn-emit.o): Depend on TARGET_H.
7856 * config/sh/sync.md (atomic_test_and_set): Reference
7857 targetm.atomic_test_and_set_trueval instead of
7858 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
7860 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
7862 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
7865 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
7867 * langhooks.c (add_builtin_type): New function.
7868 * langhooks.h (add_builtin_type): Export it.
7869 * config/mep/mep.c (mep_init_builtins): Use it.
7870 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
7872 2012-03-05 Jakub Jelinek <jakub@redhat.com>
7875 * tree.h (BLOCK_SAME_RANGE): Define.
7876 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
7877 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
7878 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
7879 isn't equal to supercontext fragment's fragment chain.
7880 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
7882 (blocks_nreverse_all): Likewise.
7883 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
7884 BLOCK_SUPERCONTEXT to supercontext fragment instead of
7885 supercontext fragment's fragment origin.
7886 * dwarf2out.c (add_high_low_attributes): If stmt has the same
7887 range as its parent (or parents thereof etc.), use the parent's
7888 DW_AT_ranges value instead of creating a new .debug_ranges range.
7890 2012-03-05 Richard Henderson <rth@redhat.com>
7893 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
7894 * omp-low.c (expand_omp_atomic): Assume anything aligned to
7895 BIGGEST_ALIGNMENT is aligned.
7897 2012-03-05 Richard Henderson <rth@redhat.com>
7899 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
7900 * config/sh/sh.c: ... here.
7902 2012-03-05 Richard Henderson <rth@redhat.com>
7905 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
7906 instead of calling negqi2 directly.
7908 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
7911 * trans-mem.c (tm_region_init): Use last_basic_block.
7913 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
7915 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
7916 * config/sh/sync.md (atomic_test_and_set): New expander.
7917 (tasb, atomic_test_and_set_soft): New insns.
7918 * config/sh/sh.opt (menable-tas): New option.
7919 * doc/invoke.texi (SH Options): Document it.
7921 2012-03-05 Richard Guenther <rguenther@suse.de>
7923 * cfgloop.c (verify_loop_structure): Verify dominators before
7925 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
7926 dominators from here.
7927 * graphite-scop-detection.c (create_sese_edges): Likewise.
7928 * loop-doloop.c (doloop_optimize_loops): Likewise.
7929 * loop-init.c (loop_optimizer_init): Likewise.
7930 * loop-unroll.c (unroll_and_peel_loops): Likewise.
7931 * loop-unswitch.c (unswitch_loops): Likewise.
7932 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
7933 * tree-parloops.c (parallelize_loops): Likewise. Verify
7934 only when checking is enabled.
7935 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
7937 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
7939 * genautomata.c (parse_automata_opt): New static function.
7940 (initiate_automaton_gen): Remove all option handling code. Remove
7941 argc argument. All callers changed.
7942 (main): Call init_rtx_reader_args_cb with the new function as argument.
7944 2012-03-05 Richard Guenther <rguenther@suse.de>
7946 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
7947 * tree-if-conv.c (combine_blocks): Free post-dominator info
7949 * tree-parloops.c (create_parallel_loop): Free and re-compute
7950 dominator info after breaking it.
7952 2012-03-05 Richard Guenther <rguenther@suse.de>
7955 * optabs.h (trapv_unoptab_p): New function.
7956 (trapv_binoptab_p): Likewise.
7957 * optabs.c (expand_binop): Use emit_libcall_block_1 with
7958 a proper equiv_may_trap argument.
7959 (expand_unop): Likewise.
7960 (emit_libcall_block_1): Take extra argument whether the
7961 instruction may trap. Renamed from ...
7962 (emit_libcall_block): ... this. New wrapper.
7964 2012-03-05 Jakub Jelinek <jakub@redhat.com>
7966 PR tree-optimization/51721
7967 * tree-vrp.c (register_edge_assert_for_2): If comparing
7968 lhs of right shift by constant with an integer constant,
7969 add ASSERT_EXPRs for the rhs1 of the right shift.
7971 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
7973 2012-03-05 Richard Guenther <rguenther@suse.de>
7975 * tree.c (integer_zerop): Handle VECTOR_CSTs.
7976 (integer_onep): Likewise.
7977 (integer_all_onesp): Likewise.
7979 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
7981 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
7983 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
7985 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
7986 instead of TARGET_64BIT.
7988 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
7990 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
7993 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
7995 * config/i386/i386.c (ix86_print_operand_address): Only handle
7996 zero-extended DImode addresses.
7998 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
8000 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
8001 taken and cputaken as bool.
8003 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
8005 * config/i386/constraints.md (Ya): New internal constraint.
8006 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
8007 (*zero_extendsidi2_rex64): Add x,x alternative.
8008 (*zero_extendsidi2): Ditto. Add o,0 alternative.
8009 Remove flags reg clobber. Adjust corresponding splits.
8010 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
8011 zero_extendqisi2 expanders using SWI12 mode iterator.
8012 (zero_extend<mode>si2_and): Macroize insn from
8013 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
8015 (*zero_extend<mode>si2): Macroize insn from
8016 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
8017 (*zero_extend*2_movzbl_and): Remove insn patterns.
8018 (zero_extendqihi2_and): Merge corresponding splitter.
8019 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
8020 (*zero_extend*2_movzbl_and): Remove insn patterns.
8021 (*anddi_1): Split TYPE_IMOVX instructions.
8022 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
8024 (and->zext splitter): Add splitter pattern.
8025 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
8027 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
8029 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
8031 (Debugging Options): Likewise.
8032 (Optimize Options): Likewise.
8033 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
8034 with other architectures. Use official processor names with correct
8035 spelling/capitalization. Fix formatting and grammar issues.
8036 (i386 and x86-64 Windows Options): Similar cleanup here.
8038 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
8040 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
8042 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
8044 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
8045 DBX_REGISTER_NUMBER.
8047 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
8049 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
8050 operand is CONST_INT. Take COSTS_N_INSNS into account.
8051 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
8054 2012-03-02 Richard Henderson <rth@redhat.com>
8056 * optabs.c (expand_atomic_test_and_set): Honor
8057 atomic_test_and_set_trueval even when atomic_test_and_set
8058 optab is not in use.
8060 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
8064 * config/sh/sh.c (sh_register_move_cost): Increase cost between
8065 GENERAL_REGS and FP_REGS for SImode.
8067 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
8070 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
8071 (absdi2): New expander.
8072 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
8074 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
8076 * config/sh/sync.md (atomic_exchange<mode>): New expander.
8077 (atomic_exchange<mode>_soft): New insn.
8079 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
8081 * config/sh/sync.md: Update copyright notice dates.
8082 (atomic_compare_and_swap<mode>): Use SImode for return value instead
8084 (atomic_compare_and_swap<mode>_soft): Likewise.
8086 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
8089 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
8090 * config/sh/sh.c: Update copyright notice dates.
8091 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
8092 alignment for TARGET_HARD_SH4.
8093 (sh_option_override): Reduce default function alignment. Set
8094 loop alignment to 4 bytes when not optimizing for size.
8096 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
8099 * doc/invoke.texi (floop-flatten): Remove.
8100 * toplev.c (process_options): Remove references to flag_loop_flatten.
8101 * tree-ssa-loop.c (gate_graphite_transform): Same.
8102 * common.opt (floop-flatten): Obsolete.
8103 * graphite-poly.c (apply_poly_transforms): Remove reference to
8105 * Makefile.in (graphite-flattening.o): Remove.
8106 * graphite-flattening.c: Remove.
8108 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
8110 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
8111 having mode compatible with the mode of previous compare. Substitute
8112 compare mode of previous compare with the mode, compatible
8113 with eliminated and previous compare.
8115 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
8117 * config/rs6000/dfp.md (floatdidd2): New define_insn.
8119 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
8121 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
8122 compatible with CCGOCmode and CCGCmode.
8124 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
8126 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
8128 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
8130 * config/arm/arm.c (arm_sat_operator_match): New function.
8131 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
8132 * config/arm/arm.md ("insn" attribute): Add "sat" value.
8133 ("SAT", "SATrev"): New code iterators.
8134 ("SATlo", "SAThi"): New code iterator attributes.
8135 ("*satsi_<SAT:code>"): New pattern.
8136 ("*satsi_<SAT:code>_shift"): Likewise.
8137 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
8138 and "shift" attributes.
8139 ("arm_usatsihi"): Add "insn" attribute.
8140 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
8141 by powers of two. Do not allow shift by 32.
8143 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
8146 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
8147 to pass the argument in the register of "natural" mode.
8149 2012-03-02 Richard Guenther <rguenther@suse.de>
8151 PR tree-optimization/52406
8152 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
8153 (struct indices): Add unconstrained_base member.
8154 (struct dr_alias): Remove unused vops member.
8155 (DR_UNCONSTRAINED_BASE): New define.
8156 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
8157 add indices to allow their disambiguation. Make DR_BASE_OBJECT
8158 be an artificial access that covers the whole indexed object,
8159 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
8160 plain decl base-objects to their MEM_REF variant.
8161 (dr_may_alias_p): When the base-object of either data reference
8162 has unknown size use only points-to information.
8163 (compute_affine_dependence): Make dumps easier to read and
8165 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
8166 DR_REF when looking for packed references.
8167 (vect_supportable_dr_alignment): Likewise.
8169 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
8171 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
8172 Improve conditions for peepholes of loads followed by commutative
8174 * config/arm/ldmstm.md: Regenerated.
8176 2012-03-02 Richard Guenther <rguenther@suse.de>
8178 * BASE-VER: Set to 4.8.0.
8180 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
8182 * config.gcc (obsolete): Add all ARM targets using the FPA.
8183 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
8184 * doc/install.texi: Avoid references to obsolete ARM ports.
8186 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
8188 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
8190 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
8191 Joern Rennecke <joern.rennecke@embecosm.com>
8193 * doc/extend.texi: Expand and update information on interrupt
8194 attribute for Epiphany.
8196 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
8198 * config/sh/sh-protos.h: Update copyright notice dates.
8199 * config/sh/sh.h: Likewise.
8200 * config/sh/sh.md: Likewise.
8201 * config/sh/constraints.md: Likewise.
8202 * config/sh/predicates.md: Likewise.
8204 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
8206 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
8207 * config/sh/sh.c (tertiary_reload_operand): Likewise.
8209 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
8211 * config/sh/constraints.md: Fix comment typo.
8213 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8216 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
8217 unsigned HOST_WIDE_INT.
8218 (zvdep_imm64): Likewise.
8219 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
8220 (vdepi_and): Likewise.
8221 Likewise for unamed 64-bit patterns.
8222 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
8224 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
8227 PR rtl-optimization/52417
8228 * cselib.c (cselib_any_perm_equivs): New variable.
8229 (cselib_reset_table): Check that it's not set when not
8230 preserving constants.
8231 (cselib_add_permanent_equiv): Set it.
8232 (cselib_have_permanent_equivalences): New.
8233 (cselib_init, cselib_finish): Reset it.
8234 * cselib.h (cselib_have_permanent_equivalences): Declare.
8235 * alias.c (get_addr): Restore earlier behavior when there
8236 aren't permanent equivalences.
8238 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
8240 * config/mn10300/mn10300-modes.def: Fix copyright notice.
8241 * config/v850/v850-modes.def: Fix copyright notice.
8243 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
8245 * doc/extend.texi (AVR Built-in Functions): Document
8246 __builtin_avr_flash_segment.
8248 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
8249 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
8250 (*split.flash_segment): New insn-and-split.
8251 * config/avr/avr.c (avr_init_builtins): Add local variables:
8252 const_memx_void_node, const_memx_ptr_type_node,
8253 char_ftype_const_memx_ptr.
8255 2012-03-01 Jakub Jelinek <jakub@redhat.com>
8257 PR tree-optimization/52445
8258 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
8259 add ssa_name_ver, offset and size fields and change store field
8261 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
8262 (add_or_mark_expr): Likewise. Only consider previous stores
8263 with the same size and offset.
8264 (nt_init_block): Only look at gimple_assign_single_p stmts,
8265 doesn't look at rhs2.
8267 2012-03-01 Richard Guenther <rguenther@suse.de>
8270 * tree-cfg.c (verify_gimple_assign_unary): Allow any
8271 conversions from integral types to pointer types.
8273 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
8275 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
8276 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
8277 unintentionally removed in r184616.
8279 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8281 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
8284 2012-02-29 Jakub Jelinek <jakub@redhat.com>
8285 Uros Bizjak <ubizjak@gmail.com>
8288 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
8289 alternatives, add "e" constraint to the new last alternative
8290 and ! to last 3 alternatives.
8292 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
8294 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
8295 DW_AT_artificial attributes at the end of the processing.
8296 (gen_array_type_die): Likewise.
8297 (gen_enumeration_type_die): Likewise.
8298 (gen_struct_or_union_type_die): Likewise.
8299 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
8302 2012-02-29 Jakub Jelinek <jakub@redhat.com>
8305 * expr.c (expand_assignment): If doing misaligned store that doesn't
8306 cover all mode bits, perform a RMW cycle.
8308 PR tree-optimization/52429
8309 * tree-parloops.c (separate_decls_in_region_debug): Return early
8310 if var is LABEL_DECL.
8312 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8314 PR tree-optimization/52424
8315 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
8316 calling dom_thread_across_edge.
8318 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
8320 * config/avr/avr.c: Move definition of TARGET macros to end of file.
8322 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
8324 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
8325 * config/avr/avr.c (avr_output_bld): Remove unused function.
8326 (avr_out_sbxx_branch): Use "%T" to print bit position.
8328 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
8330 * config/avr/avr.md: Untabify.
8332 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
8334 * config/avr/avr.md (eqne): New code iterator.
8335 (*dec-and-branchsi): Use it in text peephole's condition.
8336 (*dec-and-branchhi): Ditto.
8337 (*dec-and-branchqi): Ditto.
8339 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
8342 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
8343 the device does not have the skip-bug.
8345 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
8347 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
8348 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
8349 -mpretend-cmove): New.
8351 2012-02-29 Jakub Jelinek <jakub@redhat.com>
8354 * df.h (struct df_d): Adjust comment that hard_regs_live_count
8355 doesn't count DEBUG_INSN refs.
8356 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
8357 for DEBUG_INSN refs.
8359 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8363 2012-02-20 Richard Guenther <rguenther@suse.de>
8364 PR tree-optimization/52298
8365 * tree-vect-stmts.c (vectorizable_load): Properly use
8366 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
8368 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
8371 * gimple.h (gimple_in_transaction): New.
8372 (gimple_set_in_transaction): New.
8373 (struct gimple_statement_base): Add in_transaction field.
8374 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
8376 (tree_ssa_lim_initialize): Compute transaction bits.
8377 * tree.h (compute_transaction_bits): Protoize.
8378 * trans-mem.c (tm_region_init): Use the heap to store BB
8380 (compute_transaction_bits): New.
8382 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8384 * gcc.c (display_help): Document --help=common and sort entries
8387 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8389 * doc/install.texi: Document check-$LANG specific shortcuts
8391 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8394 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
8396 * config/arm/arm_neon.h: Regenerate.
8397 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
8398 (neon_vcgeu): New insn.
8399 (neon_vcgtu): Likewise.
8400 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
8401 (ops): Unsigned comparison intrinsics call a different builtin.
8403 2012-02-28 Richard Guenther <rguenther@suse.de>
8406 * config/i386/i386.c (ix86_expand_vector_set): Fix element
8407 ordering for the VEC_CONCAT for two element vectors for
8408 V2SFmode, V2SImode and V2DImode.
8410 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
8413 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
8414 detecting big-endian triplets.
8416 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
8418 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
8419 mode if there is no type information available.
8421 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
8423 PR tree-optimization/53207
8424 * doc/invoke.texi: Document as experimental and relying on graphite.
8426 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
8428 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
8429 of initializer to changes from r184614.
8431 2012-02-28 Richard Guenther <rguenther@suse.de>
8433 PR tree-optimization/52395
8434 * tree-sra.c (build_ref_for_offset): Also look at the base
8435 TYPE_ALIGN when figuring out the alignment of the replacement.
8437 2012-02-28 Richard Guenther <rguenther@suse.de>
8439 PR tree-optimization/52402
8440 * ipa-prop.c (ipa_modify_call_arguments): Properly use
8441 mis-aligned types when creating the accesses at the call site.
8443 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
8445 * config/avr/builtins.def: New file.
8446 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
8447 * config/avr/avr.c (enum avr_builtin_id): Use it.
8448 (avr_init_builtins): Use it. And use avr_bdesc.
8449 (bdesc_1arg): Remove.
8450 (bdesc_2arg): Remove.
8451 (bdesc_3arg): Remove.
8452 (struct avr_builtin_description): Add field n_args.
8453 (avr_bdesc): New static variable using builtins.def.
8454 (avr_expand_builtin): Use it.
8455 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
8456 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
8457 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
8459 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
8462 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
8463 match only one single hard register with respective hard reg rtx.
8464 (movmemx_<mode>): Ditto.
8465 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
8466 insn anatomy of movmem[x]_<mode>.
8467 (avr_out_movmem): Same for printing assembler and operand usage.
8469 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
8473 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
8474 address spaces located outside of device flash.
8476 * config/avr/avr.h (base_arch_s): Remove field n_segments.
8477 (mcu_type_s): Add field n_flash.
8478 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
8479 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
8480 (AVR_MCU): Add N_FLASH argument.
8481 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
8482 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
8483 macro __FLASH<n> if that address space makes sense for the device.
8484 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
8485 outside of target flash.
8486 (avr_asm_named_section): Ditto.
8487 (avr_asm_select_section): Ditto.
8488 (avr_addr_space_convert): Ditto.
8489 (avr_emit_movmemhi): Ditto.
8490 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
8491 address space is outside of device flash.
8492 (avr_insert_attributes): Ditto.
8493 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
8494 avr_current_arch->n_segments.
8496 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
8499 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
8500 (*movabs<mode>_2): Likewise.
8502 2012-02-27 Jakub Jelinek <jakub@redhat.com>
8505 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
8506 s_register_operand in the test instead of REG_P. Don't call
8507 gen_reg_rtx if it won't be used.
8509 PR tree-optimization/52376
8510 * ipa-split.c (split_function): Ignore CLOBBER stmts.
8512 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
8514 * ifcvt.c (noce_get_condition): Check condition variable is not
8515 small_register_classes_for_mode_p before accepting.
8517 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
8519 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
8521 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8524 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8525 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
8527 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
8529 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
8531 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
8533 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
8535 * config/sh/predicates.md: Remove blank lines.
8536 * config/sh/sh.c: Fix typos in comments.
8537 * config/sh/constraints.md: Likewise.
8538 * config/sh/sh.md: Remove blank lines.
8539 Fix typos in comments. Use ;; as comment characters.
8541 2012-02-26 Walter Lee <walt@tilera.com>
8543 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
8544 (replace_mov_pcrel_step2): Ditto.
8546 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
8549 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
8550 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
8551 and locs that reference values newer than the non-canonical value
8552 at hand. Return the canonical value as a worst case.
8553 (memrefs_conflict_p): Walk canonical value's locs.
8556 * cselib.c (preserve_only_constants): Rename to...
8557 (preserve_constants_and_equivs): ... this. Split out...
8558 (invariant_or_equiv_p): ... this. Preserve plus expressions
8559 of other preserved expressions too.
8560 (cselib_reset_table): Adjust.
8561 * var-tracking.c (reverse_op): Use canonical value to build
8564 2012-02-23 Kai Tietz <ktietz@redhat.com>
8566 * config/i386/i386.c (ix86_delegitimize_address): Handle
8567 UNSPEC_PCREL plus displacement.
8569 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
8572 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
8573 to test for unusedness in st X addressing.
8575 2012-02-24 Richard Guenther <rguenther@suse.de>
8578 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
8579 (is_gimple_reg_type): Move inline ...
8580 * gimple.h (is_gimple_reg_type): ... here.
8582 2012-02-24 Richard Guenther <rguenther@suse.de>
8585 * passes.c (execute_function_todo): When verifying SSA form
8586 verify gimple form first.
8587 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
8589 2012-02-24 Richard Guenther <rguenther@suse.de>
8592 * fold-const.c (fold_addr_of_array_ref_difference): New function.
8593 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
8595 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8597 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
8599 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8601 * tree-phinodes.c (make_phi_node): Mark static.
8602 * tree-flow.h (make_phi_node): Remove extern decl.
8603 * doc/gimple.texi (make_phi_node): Remove documentation.
8605 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8607 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
8608 * tree-ssa-sccvn.c (print_scc): Ditto.
8610 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8612 * doc/passes.texi (Full redundancy elimination): Fix typo.
8614 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8616 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
8618 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
8621 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
8623 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
8626 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
8628 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
8630 * config/avr/avr.md (code_stdname): Add ior, xor.
8631 (xior): New code iterator.
8632 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
8633 (*<code_stdname><mode>qi.byte1-3): Ditto.
8635 2012-02-23 Jakub Jelinek <jakub@redhat.com>
8637 PR tree-optimization/52019
8638 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
8641 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8643 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
8644 HAVE_INITFINI_ARRAY to work around namespace pollution in
8645 certain versions of newlib system headers.
8646 * config.in: Regenerate.
8647 * configure: Regenerate.
8648 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
8649 instead of HAVE_INITFINI_ARRAY.
8651 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
8654 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
8655 is not offsettable memory reference.
8657 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
8660 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
8661 setting avr_need_clear_bss_p for __gnu_lto* symbols.
8663 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
8665 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
8666 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
8668 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8670 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
8671 library on Solaris 8 even without TLS support.
8672 * configure: Regenerate.
8674 2012-02-22 Richard Guenther <rguenther@suse.de>
8677 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
8678 for GIMPLE_DEBUG stmts.
8680 2012-02-22 Martin Jambor <mjambor@suse.cz>
8683 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
8684 according to the base object.
8686 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
8688 PR rtl-optimization/50063
8689 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
8690 and 2 (8-bit SP) in operand 2.
8691 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
8692 setup to use movhi_sp_r instead of vanilla move to write SP.
8693 Adjust REG_CFA notes to superseed unspec.
8694 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
8696 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
8697 known to be off) only with TARGET_NO_INTERRUPTS. Never use
8698 irq_state 1 (IRQ known to be on) here.
8700 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
8702 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
8704 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
8705 assign_hard_reg): Likewise.
8707 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
8709 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
8711 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
8714 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
8715 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
8717 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
8719 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
8720 prototype from here to...
8721 * config/avr/avr.h: ...here.
8723 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
8726 * thumb2.md (thumb2_shiftsi3_short): Split register and
8727 immediate shifts. For register shifts tie operands 0 and 1.
8728 (peephole2 for above): Check that register-controlled shifts
8729 have suitably tied operands.
8731 2012-02-21 Quentin Neill <quentin.neill@amd.com>
8734 * config/i386/bdver1.md (bdver1_call, bdver1_push,
8735 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
8736 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
8737 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
8738 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
8739 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
8740 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
8741 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
8742 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
8743 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
8744 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
8745 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
8746 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
8747 bdver1_ssevector_avx256_unaligned_load,
8748 bdver1_ssevector_sse128_unaligned_load,
8749 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
8750 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
8751 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
8752 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
8753 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
8754 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
8755 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
8756 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
8757 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
8758 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
8759 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
8760 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
8761 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
8762 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
8763 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
8764 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
8765 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
8766 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
8767 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
8768 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
8769 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
8770 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
8771 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
8772 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
8773 bdver1_ssediv_double_load, bdver1_ssediv_double,
8774 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
8775 Add "bdver2" attribute.
8777 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8779 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
8780 default if possible and not specified otherwise.
8782 2012-02-21 Richard Guenther <rguenther@suse.de>
8785 * gimplify.c (create_tmp_from_val): Use the main variant type
8786 for the type of the temporary we create.
8788 2012-02-21 Richard Guenther <rguenther@suse.de>
8790 PR tree-optimization/52324
8791 * gimplify.c (gimplify_expr): When re-gimplifying expressions
8792 do not gimplify a MEM_REF address operand if it is already
8795 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8797 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
8798 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
8800 2012-02-21 Richard Guenther <rguenther@suse.de>
8802 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
8803 nested_in_vect_loop.
8805 2012-02-21 Jakub Jelinek <jakub@redhat.com>
8807 PR tree-optimization/52318
8808 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
8809 vdef also to non-pure/const call stmts in the sequence.
8811 2012-02-21 Tristan Gingold <gingold@adacore.com>
8813 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
8815 2012-02-20 David S. Miller <davem@davemloft.net>
8817 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
8818 don't use the "rd %pc" instruction on v9 for PIC register loads.
8820 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
8823 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
8824 in a transaction safe function.
8826 2012-02-20 Kai Tietz <ktietz@redhat.com>
8829 * stor-layout.c (place_field): Handle desired_align for
8832 2012-02-20 Richard Guenther <rguenther@suse.de>
8834 PR tree-optimization/52298
8835 * tree-vect-stmts.c (vectorizable_store): Properly use
8836 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
8838 (vectorizable_load): Likewise.
8839 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
8840 Access DR_STEP after ensuring it is not NULL.
8842 2012-02-20 Jakub Jelinek <jakub@redhat.com>
8844 PR tree-optimization/52286
8845 * fold-const.c (fold_binary_loc): For (X & C1) | C2
8846 optimization use double_int_to_tree instead of build_int_cst_wide,
8847 rewrite to use double_int vars.
8849 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8852 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
8854 Remove -e 0 from $gcc_cv_ld invocation.
8855 Only use __GLIBC_PREREQ if defined.
8856 Enable on Solaris since Solaris 8 patch.
8857 (gcc_SUN_LD_VERSION): New macro.
8858 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
8859 gcc_SUN_LD_VERSION for version number format.
8860 * configure: Regenerate.
8861 * varasm.c (get_elf_initfini_array_priority_section): Set
8862 SECTION_NOTYPE for non-default priority.
8863 Use get_section instead of get_unnamed_section to emit
8864 .init_array/.fini_array with default priority.
8866 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
8868 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
8869 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
8870 (mips_start_unique_function, mips_output_mips16_rdhwr)
8871 (mips_code_end): New functions.
8872 (TARGET_ASM_CODE_END): Define.
8874 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
8876 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
8877 to stubs with non-sibling calls.
8879 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
8881 * doc/invoke.texi (-fira-* options): Copy-edit.
8882 (ira-* parameters): Copy-edit.
8884 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
8886 * doc/invoke.texi: Minor copy-edits to bring into conformance with
8887 GCC coding conventions.
8889 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
8891 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
8892 when used as adjectives.
8894 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
8896 * doc/invoke.texi: Clean up "that"/"which" confusion.
8898 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
8900 * system.h: Poison SMALL_REGISTER_CLASSES
8901 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
8902 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
8904 2012-02-16 Jakub Jelinek <jakub@redhat.com>
8906 PR tree-optimization/52285
8907 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
8908 when deciding if a call is a tail call or tail recursion.
8910 2012-02-16 Kai Tietz <ktietz@redhat.com>
8912 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
8913 interger-constant displacement for UNSPEC_PCREL.
8915 2012-02-16 Jakub Jelinek <jakub@redhat.com>
8917 PR rtl-optimization/52208
8918 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
8919 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
8921 PR tree-optimization/52255
8922 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
8923 loop->header has virtual PHI, but exit_e->dest doesn't, add
8924 virtual PHI to exit_e->dest and adjust all uses after the loop.
8927 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
8928 children with clone_tree_hash, not after it.
8930 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
8932 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
8933 extended identifiers.
8935 2012-02-16 Jakub Jelinek <jakub@redhat.com>
8938 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
8939 a same_body_alias, also test whether e->callee isn't a former
8940 or current clone of the decl this is a same body alias of.
8942 PR translation/52264
8943 * cgraphunit.c (verify_cgraph_node): Fix a typo.
8945 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
8947 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
8949 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
8952 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
8953 force_reg instead of copy_to_reg for better optimization. Force
8954 non-register or memory operands into a register.
8956 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
8958 * extend.texi: Reserve upper bits of memory model for future use.
8960 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
8961 Anatoly Sokolov <aesok@post.ru>
8962 Eric Weddington <eric.weddington@atmel.com>
8965 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
8966 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
8967 Rewrite initializers for .macro.
8968 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
8969 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
8970 atxmega32d4, atxmega32x1.
8971 avrxmega4: atxmega64a3, atxmega64d3.
8972 avrxmega5: atxmega64a1, atxmega64a1u.
8973 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
8974 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
8975 avrxmega7: atxmega128a1, atxmega128a1u.
8976 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
8977 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
8978 (struct base_arch_s): Rename reserved to xmega_p.
8979 Rename reserved2 to have_rampd.
8980 (AVR_XMEGA): New define.
8981 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
8982 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
8983 * config/avr/predicates.md (io_address_operand): Take into
8985 (low_io_address_operand): Ditto.
8986 (high_io_address_operand): Ditto.
8987 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
8988 (enabled, movhi_sp_r): Use them.
8989 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
8990 cpp_define_formatted to built-in define __AVR_ARCH__.
8991 (__AVR_XMEGA__): New built-in define.
8992 (__AVR_HAVE_RAMPD__): New built-in define.
8993 (__AVR_HAVE_RAMPX__): New built-in define.
8994 (__AVR_HAVE_RAMPY__): New built-in define.
8995 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
8997 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
8998 (avr_option_override): Initialize them.
8999 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
9000 (avr_init_expanders): Initialize them. No more block several calls.
9001 (emit_push_sfr): New static function.
9002 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
9004 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
9005 (avr_print_operand): Print addreeses as symbols for
9006 RAMPX, RAMPY, RAMPD, CCP.
9007 (output_movhi): Handle AVR_XMEGA when writing to SP.
9008 (avr_out_movhi_mr_r_xmega): New static function.
9009 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
9010 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
9011 __RAMPD__, __CCP__ as needed.
9013 * config/avr/multilib.h: Regenerate.
9014 * config/avr/t-multilib: Regenerate.
9015 * config/avr/avr-tables.opt: Regenerate.
9017 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
9019 PR tree-optimization/50561
9020 * graphite-flattening.c (lst_project_loop): Do not
9021 remove old scattering dimensions after flattening.
9022 (lst_do_flatten): Likewise.
9024 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
9026 * doc/extend.texi (AVR Built-in Functions): Remove doc for
9027 __builtin_avr_map8, __builtin_avr_map16.
9028 Document __builtin_avr_insert_bits.
9030 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
9031 (insert_bits): New insn.
9032 (adjust_len.map_bits): Rename to insert_bits.
9033 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
9034 * avr-protos.h (avr_out_map_bits): Remove.
9035 (avr_out_insert_bits, avr_has_nibble_0xf): New.
9036 * config/avr/constraints.md (Cxf,C0f): New.
9037 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
9038 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
9039 New built-in define __BUILTIN_AVR_INSERT_BITS.
9040 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
9041 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
9042 (avr_move_bits): Rewrite.
9043 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
9045 (avr_map_op_t): New typedef.
9046 (avr_map_op): New static variable.
9047 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
9048 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
9049 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
9050 (bdesc_3arg, avr_expand_triop_builtin): New.
9051 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
9052 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
9053 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
9054 (avr_map_equal_p, avr_map_sig_p): Remove.
9055 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
9056 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
9057 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
9058 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
9059 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
9060 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
9062 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
9064 * config/c6x/c6x.md (reserve_cycles): New attribute.
9065 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
9066 don't reserve functional units after the branch occurs.
9068 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
9071 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
9072 functions into non-tm_pure functions.
9074 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
9077 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
9078 (iterative_hash_canonical_type): Likewise.
9079 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
9082 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
9084 * haifa-sched.c (prune_ready_list): Ensure that if there is a
9085 sched-group insn, it either remains alone or the entire list is pruned.
9087 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
9089 * doc/install.texi (Prerequisites): Fix grammar.
9090 (Configuration): Likewise.
9092 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
9094 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
9095 MPC as part of GCC before describing configuring with --with-gmp etc.
9096 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
9097 sources are present.
9099 2012-02-14 Jakub Jelinek <jakub@redhat.com>
9102 * dwarf2out.c (clone_tree_hash): New function.
9103 (copy_decls_walk): Use it instead of clone_tree.
9105 2012-02-14 Richard Guenther <rguenther@suse.de>
9107 PR tree-optimization/52244
9108 PR tree-optimization/51528
9109 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
9110 replacements for integral types.
9112 2012-02-14 Walter Lee <walt@tilera.com>
9114 * config.gcc: Handle tilegx and tilepro.
9115 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
9117 Add HAVE_AS_TLS check for tilegx and tilepro.
9118 * configure: Regenerate.
9119 * doc/contrib.texi: Add Mat Hostetter and self.
9120 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
9121 Document instruction intrinsics and network accessing intrinsics.
9122 (TILEPro Built-in Functions): New node. Document instruction
9123 intrinsics and network accessing intrinsics.
9124 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
9125 (Specific, tilepro-*-linux*): Likewise.
9126 * doc/invoke.texi (TILE-Gx Options): New section.
9127 (TILEPro Options): New section.
9128 * doc/md.texi (TILE-Gx): New section.
9129 (TILEPro): New section.
9130 * common/config/tilegx/tilegx-common.c: New file.
9131 * common/config/tilepro/tilepro-common.c: New file.
9132 * config/tilegx/constraints.md: New file.
9133 * config/tilegx/linux.h: New file.
9134 * config/tilegx/mul-tables.c: New file.
9135 * config/tilegx/predicates.md: New file.
9136 * config/tilegx/sync.md: New file.
9137 * config/tilegx/t-tilegx: New file.
9138 * config/tilegx/tilegx-builtins.h: New file.
9139 * config/tilegx/tilegx-c.c: New file.
9140 * config/tilegx/tilegx-generic.md: New file.
9141 * config/tilegx/tilegx-modes.def: New file.
9142 * config/tilegx/tilegx-multiply.h: New file.
9143 * config/tilegx/tilegx-protos.h: New file.
9144 * config/tilegx/tilegx.c: New file.
9145 * config/tilegx/tilegx.h: New file.
9146 * config/tilegx/tilegx.md: New file.
9147 * config/tilegx/tilegx.opt: New file.
9148 * config/tilepro/constraints.md: New file.
9149 * config/tilepro/gen-mul-tables.cc: New file.
9150 * config/tilepro/linux.h: New file.
9151 * config/tilepro/mul-tables.c: New file.
9152 * config/tilepro/predicates.md: New file.
9153 * config/tilepro/t-tilepro: New file.
9154 * config/tilepro/tilepro-builtins.h: New file.
9155 * config/tilepro/tilepro-c.c: New file.
9156 * config/tilepro/tilepro-generic.md: New file.
9157 * config/tilepro/tilepro-modes.def: New file.
9158 * config/tilepro/tilepro-multiply.h: New file.
9159 * config/tilepro/tilepro-protos.h: New file.
9160 * config/tilepro/tilepro.c: New file.
9161 * config/tilepro/tilepro.h: New file.
9162 * config/tilepro/tilepro.md: New file.
9163 * config/tilepro/tilepro.opt: New file.
9165 2012-02-14 Jakub Jelinek <jakub@redhat.com>
9167 PR tree-optimization/52210
9168 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
9169 vect_model_simple_cost with two entry vect_def_type array instead
9170 of an address of dt.
9172 2012-02-14 Richard Guenther <rguenther@suse.de>
9175 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
9176 Do not stream DECL_QUALIFIER.
9177 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
9178 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
9179 (find_decls_types_r): Do not walk DECL_QUALIFIER.
9181 2012-02-14 Jakub Jelinek <jakub@redhat.com>
9184 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
9187 2012-02-13 Jakub Jelinek <jakub@redhat.com>
9190 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
9191 * cselib.c (cselib_subst_to_values_from_insn): New function.
9192 * sched-deps.c (add_insn_mem_dependence,
9193 sched_analyze_1, sched_analyze_2): Use it.
9195 2012-02-13 Jan Hubicka <jh@suse.cz>
9198 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
9200 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
9202 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
9203 (GTM_SELF_SPECS): Define if not already defined.
9204 (driver_self_specs): Add GTM_SELF_SPECS.
9205 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
9206 (GTM_SELF_SPECS): Define.
9207 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
9208 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
9210 2012-02-13 Jakub Jelinek <jakub@redhat.com>
9212 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
9215 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
9218 * omp-low.c (expand_omp_for): If a static schedule without chunk size
9219 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
9221 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
9224 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
9226 2012-02-13 Richard Guenther <rguenther@suse.de>
9228 PR translation/52211
9229 * passes.c (enable_disable_pass): Fix typo.
9231 2012-02-13 Jakub Jelinek <jakub@redhat.com>
9234 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
9235 XOR for reduce_bit_field if type is unsigned.
9237 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
9239 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
9240 disallow changes from SFmode to mode with different size in FP regs.
9242 2012-02-12 Robert Millan <rmh@gnu.org>
9243 Gerald Pfeifer <gerald@pfeifer.com>
9245 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
9248 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
9250 PR rtl-optimization/52175
9251 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
9252 to frame-related instructions.
9254 2012-02-10 Jason Merrill <jason@redhat.com>
9257 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
9258 (demangle_new_symbols): Fill it.
9259 (scan_linker_output): Walk it.
9260 (start_tweaking): Split out from scan_linker_output.
9261 (maybe_tweak): Update sym->chosen.
9262 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
9264 2012-02-11 Jakub Jelinek <jakub@redhat.com>
9267 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
9269 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
9271 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
9272 having the same mode as previous compare.
9274 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
9276 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
9277 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
9278 (nonlocal_goto_internal): Likewise.
9279 (nonlocal_goto): Emit a use and an indirect jump directly.
9281 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
9284 * doc/extend.texi : Update comments for __atomic_compare_exchange and
9285 __atomic_{is,always}_lock_free.
9287 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
9290 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
9291 negative constant address for TARGET_X32.
9293 2012-02-10 Richard Henderson <rth@redhat.com>
9295 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
9296 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
9297 for GIMPLE_TRANSACTION. Tidy if's into a switch.
9299 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9300 Ira Rosen <irar@il.ibm.com>
9302 PR tree-optimization/50031
9303 * targhooks.c (default_builtin_vectorization_cost): Handle
9305 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
9306 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
9307 all types of reduction and pattern statements.
9308 (vect_estimate_min_profitable_iters): Likewise.
9309 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
9310 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
9311 for explicit realigns.
9312 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
9313 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
9315 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
9316 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
9317 vec_perm for VSX and handle vec_promote_demote.
9319 2012-02-10 Jakub Jelinek <jakub@redhat.com>
9322 * builtins.c (fold_builtin_atomic_always_lock_free,
9323 expand_builtin_atomic_always_lock_free,
9324 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
9325 Return and/or test boolean_true_node/boolean_false_node instead of
9326 integer_one_node/integer_zero_node.
9328 2012-02-10 Jan Hubicka <jh@suse.cz>
9331 * predict.c (predict_paths_for_bb): Prevent looping.
9332 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
9334 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
9336 * config/arm/arm.c (output_move_double): In one case properly
9337 count number of instructions that will be emitted.
9339 2012-02-10 Richard Guenther <rguenther@suse.de>
9341 PR translation/52193
9342 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
9344 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
9347 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
9349 2012-02-09 Jakub Jelinek <jakub@redhat.com>
9352 * var-tracking.c (emit_note_insn_var_location): If
9353 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
9354 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
9355 non-NOTE_DURING_CALL_P insn.
9357 2012-02-09 Bin Cheng <bin.cheng@arm.com>
9360 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
9362 2012-02-08 Magnus Granberg <zorry@gentoo.org>
9365 * gcc.c (switch_matches) Support switches with separated form,
9368 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
9370 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
9372 (RAMPZ_ADDR): Ditto.
9373 * config/avr/avr.c (avr_addr_t): New typedef.
9374 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
9375 (avr_init_expanders): Initialize it.
9376 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
9378 (expand_epilogue): Ditto.
9379 (avr_print_operand): Ditto.
9380 (avr_file_start): Ditto.
9381 (avr_emit_movmemhi): Ditto.
9383 2012-02-08 Richard Guenther <rguenther@suse.de>
9385 PR tree-optimization/46886
9386 * tree-flow.h (do_while_loop_p): Declare.
9387 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
9388 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
9390 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
9392 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
9393 always succeed for integers larger than a native word.
9395 2012-02-08 Richard Guenther <rguenther@suse.de>
9397 PR rtl-optimization/52170
9398 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
9399 properly handle integer vector modes.
9401 2012-02-08 Jakub Jelinek <jakub@redhat.com>
9403 PR gcov-profile/52150
9404 * coverage.c: Include target.h.
9405 (build_var): Call targetm.strip_name_encoding on the assembler name.
9406 Change one _ into . or $ if the target allows it.
9407 * Makefile.in (coverage.o): Depend on $(TARGET_H).
9409 PR rtl-optimization/52139
9410 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
9411 is a BARRIER after emit_insn_after_noloc, move BB_END
9412 to the last non-BARRIER insn before it.
9414 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
9417 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
9418 (mips_gimplify_va_arg_expr): Call it instead of
9419 std_gimplify_va_arg_expr.
9421 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
9423 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
9424 message for -mno-pointers-to-nested-function.
9426 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
9429 * expr.c (get_inner_reference): If there is an offset, add a negative
9430 bit position to it (if any).
9432 2012-02-07 Jakub Jelinek <jakub@redhat.com>
9434 PR rtl-optimization/52060
9435 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
9436 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
9437 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
9438 and/or i0src_copy2 when needed.
9440 2012-02-07 Jakub Jelinek <jakub@redhat.com>
9442 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
9443 or LTOPLUGINSONAME if have_c.
9445 * config/freebsd-spec.h: Add comment about what macros can be defined
9447 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
9448 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
9451 2012-02-07 Richard Guenther <rguenther@suse.de>
9453 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
9454 newline in -alias dumps.
9456 2012-02-07 Kai Tietz <ktietz@redhat.com>
9457 Dave Korn <dave.korn.cygwin@gmail.com>
9460 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
9461 Take care that typinfo gets dllexport-attribute.
9463 2012-02-07 Jakub Jelinek <jakub@redhat.com>
9466 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
9467 if modifier < EXPAND_SUM call force_operand on the result.
9469 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
9471 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
9472 adding __forwarder_dst__ prefix if a forwarder_section attribute is
9474 (epiphany_function_type): Replace types for specific interrupts with
9475 EPIPHANY_FUNCTION_INTERRUPT.
9476 (EPIPHANY_INTERRUPT_P): Update.
9477 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
9478 New static function.
9479 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
9480 <disinterrupt>: Affects type identity.
9481 (epiphany_handle_interrupt_attribute): Handle variable number of
9483 (epiphany_compute_function_type): Update for new
9484 epiphany_function_type definition.
9485 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
9486 handlers with a longcall forwarder.
9487 (epiphany_start_function): Handle multiple interrupt arguments and/or
9488 forwarder_section attribute.
9490 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
9493 2012-02-07 Alan Modra <amodra@gmail.com>
9496 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
9499 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9501 PR tree-optimization/50969
9502 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
9503 use vec_perm rather than vector_stmt.
9504 (vect_model_load_cost): Likewise.
9505 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
9506 vec_perm to be the same as other vector statements.
9507 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
9508 cost of vec_perm for TARGET_VSX.
9510 2012-02-06 Richard Guenther <rguenther@suse.de>
9512 PR tree-optimization/52115
9513 * tree-sra.c (access_has_replacements_p): New function.
9514 (sra_modify_assign): Use it to decide whether a use is uninitialized.
9516 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
9519 * trans-mem.c (expand_call_tm): Add an assertion.
9520 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
9523 2012-02-06 Richard Guenther <rguenther@suse.de>
9525 PR tree-optimization/50955
9526 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
9527 raise cost of expressions that replace an address with an
9528 expression based on a different pointer.
9530 2012-02-06 Jakub Jelinek <jakub@redhat.com>
9533 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
9534 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
9536 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
9539 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
9540 -Weffc++ and specify guidelines come from second edition.
9542 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
9544 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
9545 (sibcall_value_multiple_internal, call_split, call_internal_direct)
9546 (call_direct_split, call_value_split, call_value_internal_direct)
9547 (call_value_direct_split, call_value_multiple_split): Use jal and
9548 jal_macro attributes.
9550 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
9552 * reload1.c (reload_regs_reach_end_p): Replace with...
9553 (reload_reg_rtx_reaches_end_p): ...this function.
9554 (new_spill_reg_store): Update commentary.
9555 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
9556 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
9557 before setting new_spill_reg_store.
9558 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
9559 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
9560 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
9561 for non-spill reload registers.
9563 2012-02-05 Ira Rosen <irar@il.ibm.com>
9565 PR tree-optimization/52091
9566 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
9567 (vect_is_simple_use_1): Likewise.
9568 * tree-vect-loop.c (vectorizable_reduction): Update calls
9569 to vect_is_simple_use_1 and vect_is_simple_use.
9570 (vectorizable_live_operation): Likewise.
9571 * tree-vect-patterns.c (widened_name_p,
9572 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
9573 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
9574 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
9575 vectorizable_shift,vectorizable_operation, vectorizable_store,
9576 vectorizable_load): Likewise.
9577 (vect_is_simple_cond): Add an argument, pass it to
9578 vect_is_simple_use_1.
9579 (vectorizable_condition): Update calls to vect_is_simple_cond,
9581 (vect_is_simple_use): Add an argument, the statement in which
9582 OPERAND is used. Check that if OPERAND's def stmt is a double
9583 reduction phi node, the use is a phi node too.
9584 (vect_is_simple_use_1): Add an argument, pass it to
9586 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
9587 to vect_is_simple_use.
9589 2012-02-04 Jakub Jelinek <jakub@redhat.com>
9591 PR rtl-optimization/52095
9592 * modulo-sched.c (dump_insn_locator): New function.
9593 (loop_canon_p, sms_schedule): Use it.
9595 PR rtl-optimization/52113
9596 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
9597 even for decomposable shift/zext insns.
9599 2012-02-03 Jakub Jelinek <jakub@redhat.com>
9600 Zdenek Dvorak <ook@ucw.cz>
9602 PR rtl-optimization/52092
9603 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
9604 on get_iv_value result.
9606 2012-02-02 Andrew Pinski <apinski@cavium.com>
9610 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
9612 2012-02-02 Jakub Jelinek <jakub@redhat.com>
9615 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
9617 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
9619 PR rtl-optimization/49800
9620 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
9621 (sched_finish): Call regstat_free_n_sets_and_refs.
9623 2012-02-02 Jia Liu <proljc@gmail.com>
9625 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
9628 2012-02-02 Jan Hubicka <jh@suse.cz>
9629 Tom de Vries <tom@codesourcery.com>
9632 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
9633 * varpool.c (varpool_analyze_pending_decls): Likewise.
9635 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
9636 Jayant R Sonar <jayant.sonar@kpitcummins.com>
9638 * config.gcc: Add cr16-* support.
9640 * doc/extend.texi: Document cr16 extensions.
9641 * doc/install.texi: Document cr16 install.
9642 * doc/invoke.texi: Document cr16 options.
9643 * doc/md.texi: Document cr16 constraints.
9645 * common/config/cr16/cr16-common.c: New file.
9646 * config/cr16/cr16.c: New file.
9647 * config/cr16/cr16.h: New file.
9648 * config/cr16/cr16.md: New file.
9649 * config/cr16/cr16.opt: New file.
9650 * config/cr16/cr16-protos.h: New file.
9651 * config/cr16/predicates.md: New file.
9652 * config/cr16/constraints.md: New file.
9653 * config/cr16/t-cr16: New file.
9655 2012-02-02 Jakub Jelinek <jakub@redhat.com>
9658 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
9659 that operands[2] is either immediate, or q_regs_operand.
9661 PR tree-optimization/52073
9662 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
9663 a pattern stmt for pattern uses, ignore uses outside of the loop.
9665 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
9667 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
9668 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
9669 (OUT_AS1, OUT_AS2): Remove.
9671 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
9673 PR rtl-optimization/51374
9674 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
9675 to cross other volatile_refs_p insns.
9677 2012-02-01 Richard Guenther <rguenther@suse.de>
9679 * doc/invoke.texi (fno-inline): Clarify documentation.
9680 (finline-small-functions): Likewise.
9681 (finline-functions): Likewise.
9682 * common.opt (finline): Adjust comment and documentation.
9683 (finline-small-functions): Clarify documentation.
9684 (finline-functions): Likewise.
9685 (finline-functions-called-once): Likewise.
9687 2012-02-01 Tristan Gingold <gingold@adacore.com>
9689 * c-typeck.c (composite_type): Keep mode for pointers.
9691 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
9693 * function.h (regno_reg_rtx): Adjust comment.
9694 * reginfo.c (init_reg_modes_target): Only use the previous mode
9695 if it fits within one register. Remove MIPS comment.
9697 2012-01-31 Jakub Jelinek <jakub@redhat.com>
9700 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
9702 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9704 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
9705 to srak instruction.
9707 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
9709 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
9711 2012-01-31 Jakub Jelinek <jakub@redhat.com>
9716 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
9718 2012-01-31 Richard Guenther <rguenther@suse.de>
9720 PR tree-optimization/51528
9721 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
9724 2012-01-31 Jakub Jelinek <jakub@redhat.com>
9729 * ree.c (add_removable_extension): Change def_map argument
9730 to unsigned *, store in def_map 1 + offset into *insn_list vector
9731 instead of pointers into the vector.
9732 (find_removable_extensions): Adjust caller.
9734 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
9736 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
9737 Transform all "* quoted-c-code" to { c-code }.
9738 Remove redundant test for "optimize" in combine patterns.
9739 Move (include "avr-dimode.md") to end of file.
9741 2012-01-30 Bin Cheng <bin.cheng@arm.com>
9744 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
9745 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
9747 2012-01-30 Richard Guenther <rguenther@suse.de>
9749 PR tree-optimization/52028
9750 * tree-loop-distribution.c (ldist_gen): Properly update
9753 2012-01-30 Jakub Jelinek <jakub@redhat.com>
9756 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
9757 set_cur_line_info_table if not emitting debug info.
9759 PR tree-optimization/52046
9760 * tree-vect-patterns.c (check_bool_pattern): Give up if
9761 a comparison could throw.
9764 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
9766 2012-01-30 Richard Guenther <rguenther@suse.de>
9768 PR tree-optimization/52045
9769 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
9770 SSA form if cfgcleanup did anything.
9772 2012-01-30 Richard Guenther <rguenther@suse.de>
9774 PR tree-optimization/52045
9775 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
9776 before computing final todo.
9778 2012-01-30 Richard Guenther <rguenther@suse.de>
9780 PR tree-optimization/51528
9781 * tree-sra.c (sra_modify_assign): Re-factor in preparation
9784 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
9786 * df-problems.c (df_kill_notes): Check that the use refers
9787 to the note under examination.
9789 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
9792 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
9793 parameter and use short-lived pseudos.
9794 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
9795 (sparc_expand_vector_init): Const-ify local variables and adjust
9796 calls to above functions.
9798 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
9800 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
9802 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
9804 * doc/invoke.texi: Make usage of "compile time" and
9805 "run time"/"runtime" consistent throughout the file.
9807 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
9809 * config/alpha/alpha.c (alpha_option_override): Default to
9810 full IEEE compliance mode for Go language.
9812 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
9814 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
9815 (LINK_SSP_SPEC): Define.
9817 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9820 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
9823 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
9825 * doc/invoke.texi: Correct hyphenation of "floating point",
9826 "double precision", and related terminology throughout the file.
9828 2012-01-28 Jakub Jelinek <jakub@redhat.com>
9831 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
9832 arm_general_register_operand predicate for operand 2 instead of
9835 2012-01-27 Ian Lance Taylor <iant@google.com>
9838 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
9839 * builtins.c (expand_builtin_init_trampoline): Add onstack
9840 parameter. Change caller.
9841 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
9842 * tree.c (build_common_builtin_nodes): Declare
9843 __builtin_init_heap_trampoline.
9845 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
9847 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
9848 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
9849 * config/avr/avr.c: Ditto.
9850 (avr_regnames): Remove because unused.
9851 * config/avr/avr.md (*cpse.ne): New peephole.
9852 (*cpse.eq): New peephole from former cpse peepholes.
9854 2012-01-27 Michael Eager <eager@eagercon.com>
9856 * config/microblaze.c (microblaze_emit_compare): Correct
9857 test after pcmp instruction.
9859 2012-01-27 Richard Guenther <rguenther@suse.de>
9861 PR tree-optimization/52020
9862 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
9864 2012-01-27 Richard Guenther <rguenther@suse.de>
9866 * ipa-pure-const.c (check_stmt): Clobbers do not make a
9867 function non-const/pure.
9869 2012-01-27 Richard Guenther <rguenther@suse.de>
9871 PR tree-optimization/50444
9872 * tree-sra.c (build_ref_for_offset): Properly adjust the
9873 MEM_REF type for unaligned accesses.
9875 2012-01-27 Richard Guenther <rguenther@suse.de>
9877 PR tree-optimization/50444
9878 * expr.c (mem_ref_refers_to_non_mem_p): New function.
9879 (expand_assignment): Use it. Properly handle misaligned
9880 bases when expanding stores to component references.
9881 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
9884 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
9887 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
9888 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
9889 * tree-data-ref.c (find_data_references_in_loop): Make static.
9890 (compute_all_dependences): Change return type to bool. Bail out
9891 for too many datarefs in a loop. Move the hunk resetting the data
9892 dependences vector from ...
9893 (compute_data_dependences_for_loop): ... here. Account for
9894 compute_all_dependences returning false.
9895 (compute_data_dependences_for_bb): Likewise.
9896 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
9897 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
9899 2012-01-27 Richard Guenther <rguenther@suse.de>
9902 * expr.c (store_field): Use the alias-set of the scratch memory
9905 2012-01-27 Tom de Vries <tom@codesourcery.com>
9907 PR tree-optimization/51990
9908 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
9910 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
9912 2012-01-27 Jakub Jelinek <jakub@redhat.com>
9915 * var-tracking.c (reverse_op): Don't add any reverse operation
9916 if V already has any constant locations.
9918 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
9920 * doc/invoke.texi: Correct usage of "command line" (noun)
9921 vs "command-line" (adjective) throughout.
9923 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
9925 * doc/invoke.texi (Language Independent Options): Move
9926 -Wcoverage-mismatch blurb from here....
9927 (Warning Options): ...to here.
9929 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
9931 * config/rs6000/rs6000.c (rs6000_option_override_internal):
9932 Set rs6000_always_hint to false for 476.
9934 2012-01-27 Matthias Klose <doko@ubuntu.com>
9936 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
9938 * incpath.c (add_standard_paths): Likewise.
9940 2012-01-27 Richard Henderson <rth@redhat.com>
9942 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
9943 * config/m68k/sync.md (atomic_test_and_set): Rename from
9944 sync_test_and_setqi and adjust the operands.
9945 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
9946 and unconditionally enable.
9948 2012-01-27 Richard Henderson <rth@redhat.com>
9950 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
9951 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
9952 (ldstub): Rename from ldstubqi.
9953 (ldstub<I24MODE>): Remove.
9955 2012-01-27 Richard Henderson <rth@redhat.com>
9957 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
9958 * c-cppbuiltin.c (cpp_atomic_builtins): Define
9959 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
9960 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
9961 * doc/tm.texi: Rebuild.
9963 2012-01-27 Richard Henderson <rth@redhat.com>
9965 * optabs.c (gen_atomic_test_and_set): Remove default.
9966 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
9968 2012-01-26 Jakub Jelinek <jakub@redhat.com>
9970 PR rtl-optimization/51978
9971 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
9972 (combine_reaching_defs): Likewise.
9973 (struct re_info): Remove.
9974 (add_removable_extension): Remove x and data arguments,
9975 add insn, insn_list and def_map. Use the arguments directly
9976 instead of using struct re_info.
9977 (find_removable_extensions): Don't call add_removable_extension
9978 through note_stores, instead just call it with single_set
9980 (find_and_remove_re): Pass curr_cand->expr instead of
9981 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
9983 2012-01-26 Michael Matz <matz@suse.de>
9985 PR tree-optimization/46590
9986 * cfgexpand.c: Revert last change (r183305).
9987 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
9989 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
9990 checking for emptiness.
9992 2012-01-26 Jakub Jelinek <jakub@redhat.com>
9995 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
9996 non-addressable non-BLKmode base correctly.
9998 2012-01-26 Michael Matz <matz@suse.de>
10000 PR tree-optimization/48794
10001 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
10002 regions referenced from RESX/EH_DISPATCH.
10004 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10006 * config/s390/s390.h: Make BRANCH_COST an option.
10007 * config/s390/s390.opt: New option -mbranch-cost.
10009 2012-01-26 Richard Henderson <rth@redhat.com>
10011 Revert 2012-01-24 change:
10012 * trans-mem.c (requires_barrier): Do not instrument thread local
10013 variables and emit save/restore for them.
10015 2012-01-25 Jakub Jelinek <jakub@redhat.com>
10017 PR middle-end/51986
10018 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
10021 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
10023 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
10026 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
10029 Rename __pgm to __flash.
10030 Rename __pgm1 to __flash1.
10031 Rename __pgm2 to __flash2.
10032 Rename __pgm3 to __flash3.
10033 Rename __pgm4 to __flash4.
10034 Rename __pgm5 to __flash5.
10035 Rename __pgmx to __memx.
10036 * doc/extend.texi (AVR Named Address Spaces)
10037 Rename address space names as indicated above.
10038 * config/avr/avr.c (avr_addrspace): Ditto.
10040 * config/avr/avr-protos.h
10041 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
10042 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
10043 * config/avr/predicates.md: Ditto.
10044 * config/avr/avr.c Ditto, and
10045 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
10046 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
10048 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
10049 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
10050 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
10051 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
10052 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
10053 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
10054 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
10055 * config/avr/avr.c: Ditto.
10056 * config/avr/avr.md: Ditto.
10058 2012-01-25 Jason Merrill <jason@redhat.com>
10061 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
10063 2012-01-25 Jakub Jelinek <jakub@redhat.com>
10065 PR tree-optimization/51987
10066 * tree-data-ref.c (get_references_in_stmt): Handle references in
10067 non-volatile GIMPLE_ASM.
10069 2012-01-25 Richard Guenther <rguenther@suse.de>
10071 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
10072 bases are dereferenced.
10074 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
10076 PR rtl-optimization/48374
10077 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
10079 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
10081 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
10082 compute_data_dependences_for_loop returns false.
10083 * tree-parloops.c (loop_parallel_p): Likewise.
10085 2012-01-25 Richard Guenther <rguenther@suse.de>
10087 * tree.h (get_pointer_alignment_1): Declare.
10088 * builtins.c (get_pointer_alignment_1): New function.
10089 (get_pointer_alignment): Use it.
10091 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
10093 PR rtl-optimization/48308
10094 * combine.c (enum undo_kind): Add UNDO_LINKS.
10095 (struct undo): Add member l to other_contents and where.
10096 (do_SUBST_LINK): New.
10098 (try_combine): Handle LOG_LINKS for the dummy i1 case.
10099 (undo_all): Handle UNDO_LINKS.
10101 2012-01-25 Richard Henderson <rth@redhat.com>
10103 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
10106 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
10108 * optabs.c (gen_atomic_test_and_set): Use each argument.
10110 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
10112 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
10113 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
10114 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
10115 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
10116 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
10117 TARGET_PAIRED_SINGLE_FLOAT.
10119 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
10121 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
10122 (in_struct, return_val): Remove MEM documentation.
10123 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
10124 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
10125 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
10127 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
10128 * cfgexpand.c (add_alias_set_conflicts): Likewise.
10129 * expr.c (store_field): Likewise.
10130 * function.c (assign_stack_temp_for_type): Likewise.
10131 * ifcvt.c (noce_try_cmove_arith): Likewise.
10132 * reload1.c (reload): Likewise.
10133 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
10134 (alpha_set_memflags): Likewise.
10135 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
10137 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
10139 * rtl.h (true_dependence, canon_true_dependence): Remove varies
10141 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
10142 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
10143 (true_dependence_1, true_dependence, canon_true_dependence): Remove
10145 * cselib.c (cselib_rtx_varies_p): Delete.
10146 (cselib_invalidate_mem): Update call to canon_true_dependence.
10147 * dse.c (record_store, check_mem_read_rtx): Likewise.
10148 (scan_reads_nospill): Likewise.
10149 * cse.c (check_dependence): Likewise.
10150 (cse_rtx_varies_p): Delete.
10151 * expr.c (safe_from_p): Update call to true_dependence.
10152 * ira.c (validate_equiv_mem_from_store): Likewise.
10153 (memref_referenced_p): Likewise.
10154 * postreload-gcse.c (find_mem_conflicts): Likewise.
10155 * sched-deps.c (sched_analyze_2): Likewise.
10156 * store-motion.c (load_kills_store): Likewise.
10157 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
10158 * gcse.c (mems_conflict_for_gcse_p): Likewise.
10159 (compute_transp): Update call to canon_true_dependence.
10161 2012-01-25 Richard Henderson <rth@redhat.com>
10163 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
10164 (maybe_emit_atomic_test_and_set): New.
10165 (expand_sync_lock_test_and_set): Use it.
10166 (expand_atomic_test_and_set): Likewise.
10167 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
10168 the implementation; clarify implementation defined details.
10169 * doc/md.texi (atomic_test_and_set): Document.
10171 2012-01-25 Richard Henderson <rth@redhat.com>
10173 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
10175 2012-01-25 Richard Henderson <rth@redhat.com>
10178 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
10179 to effect no-op split.
10181 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
10184 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
10185 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
10186 (BT_FN_VOID_PTR_INT_SIZE): New.
10187 (BT_FN_UINT_UINT_VAR): Remove.
10188 (BT_FN_UINT32_UINT32_VAR): New.
10189 (BT_FN_DOUBLE_VPTR): Remove.
10190 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
10192 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
10193 (_ITM_changeTransactionMode): Same.
10194 (_ITM_memmoveRtWt): Change return type to void.
10195 (_ITM_memcpyRtWt): Same.
10196 (_ITM_memsetW): Same.
10197 (_ITM_RaRD): Change types to double.
10202 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
10204 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
10205 Patrick Marlier <patrick.marlier@gmail.com>
10207 * trans-mem.c (requires_barrier): Do not instrument thread local
10208 variables and emit save/restore for them.
10210 2012-01-24 Jason Merrill <jason@redhat.com>
10213 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
10214 output static aliases.
10216 2012-01-24 Jakub Jelinek <jakub@redhat.com>
10219 * common.opt (-pie, -shared, pie, shared): Change from Common to
10221 * gcc.c (display_help): Display help for -pie and -shared.
10223 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
10226 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
10227 Remove note on size/offset limitation.
10228 (AVR Variable Attributes): Add example how to read data located
10229 with progmem. Refer to named address spaces.
10230 * doc/invoke.texi (AVR Options): Fix typo.
10232 2012-01-24 Richard Guenther <rguenther@suse.de>
10234 Forward-port to trunk
10235 2010-09-21 Jakub Jelinek <jakub@redhat.com>
10237 PR middle-end/45678
10238 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
10239 op0 isn't sufficiently aligned and there is movmisalignM
10240 insn for mode, use it to load op0 into a temporary register.
10242 2012-01-24 Jakub Jelinek <jakub@redhat.com>
10245 * target.def (const_not_ok_for_debug_p): New hook.
10246 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
10248 * doc/tm.texi: Regenerated.
10249 * dwarf2out.c (const_ok_for_output_1): If
10250 targetm.const_not_ok_for_debug_p returns true, fail.
10251 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
10253 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
10255 2012-01-23 Kai Tietz <ktietz@redhat.com>
10258 * config/i386/predicates.md (symbolic_operand): Allow
10259 UNSPEC_PCREL as PIC expression for lea.
10260 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
10261 * config/i386/i386.c (ix86_delegitimize_address): Handle
10262 UNSPEC_PCREL for none-MEM, too.
10264 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
10266 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
10267 (ipa_tm_create_version_alias): Same.
10269 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
10272 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
10273 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
10275 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
10276 Patrick Marlier <patrick.marlier@gmail.com>
10277 Iain Sandoe <developer@sandoe-acoustics.co.uk>
10280 * lto-wrapper.c (run_gcc): Pass the LTO section name to
10281 simple_object_start_read.
10283 2012-01-23 Richard Guenther <rguenther@suse.de>
10286 PR tree-optimization/51895
10287 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
10288 parameter decomposition into BLKmode components.
10290 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
10292 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
10293 fake variables for restrict-qualified pointers whose pointed-to type
10294 contains a placeholder.
10296 2012-01-23 Richard Guenther <rguenther@suse.de>
10298 PR tree-optimization/51949
10299 * ipa-split.c (execute_split_functions): Do not split malloc functions.
10301 2012-01-23 Jakub Jelinek <jakub@redhat.com>
10303 PR rtl-optimization/51933
10304 * ree.c (transform_ifelse): Return true right away if dstreg is
10305 already wider or equal to cand->mode.
10306 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
10307 (make_defs_and_copies_lists): Remove defs_list and copies_list
10308 arguments, add state argument, just truncate state->work_list
10309 instead of always allocating and freeing the vector. Assert that
10310 get_defs succeeds instead of returning 2. Changed return type to bool.
10311 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
10312 have ext_src_mode, see if it has been modified already with the
10313 right kind of extension and has been extended before from the
10314 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
10315 just return true. Remember the original mode in state->modified array.
10316 (combine_reaching_defs): Add state argument. Don't allocate and
10317 free here def_list, copied_list and vec vectors, instead just
10318 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
10319 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
10320 Add state variable, clear vectors in it, initialize state.modified
10321 if needed. Free all the vectors at the end and state.modified too.
10322 Don't skip a candidate if the extension expression has been modified.
10324 2012-01-22 Douglas B Rupp <rupp@gnat.com>
10327 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
10328 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
10329 (extra_options) interix.opt -> i386/interix.opt"
10330 (extra_objs):Add winnt-stubs.o
10331 * configure.ac: Add interix to target_os .comm on PE check.
10332 * configure: Regenerate.
10333 * config/interix3.h: Delete and move bits to..
10334 * config/interix.h: Delete and move bits to..
10335 * config/i386/i386-interix3.h: Delete and move bits to..
10336 * config/i386/i386-interix.h: ..here.
10337 (TARGET_CPU_DEFAULT): Remove redefinition.
10338 (TARGET_ASM_CONSTRUCTOR): Undefine.
10339 (SUBTARGET_SWITCHES): Define for ms-bitfields.
10340 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
10341 (PTRDIFF_TYPE): Define.
10342 (LONG_DOUBLE_TYPE_SIZE): Define.
10343 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
10344 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
10345 (TARGET_SECTION_TYPE_FLAGS): Define.
10346 (ASM_DECLARE_FUNCTION_NAME): Define.
10347 (ASM_OUTPUT_EXTERNAL): Define.
10348 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
10349 (ASM_OUTPUT_ALIGNED_BSS): Define.
10350 (PCC_BITFIELD_TYPE_MATTERS): Define.
10351 (USE_CONST_SECTION): Define.
10352 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
10353 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
10354 (SUPPORTS_ONE_ONLY): Remove.
10355 (I386_PE_STRIP_ENCODING): Define.
10356 * config/interix.opt: Delete and move bits to..
10357 * config/i386/interix.opt: ..here. New.
10358 (mpe-aligned-commons): Add.
10359 * config/i386/t-interix: Add copyright header.
10360 (winnt-stubs.o): Add rule.
10362 2012-01-22 Jason Merrill <jason@redhat.com>
10365 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
10366 for extra name aliases.
10368 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
10370 PR rtl-optimization/51924
10371 * ree.c (combine_set_extension): Improve debugging message.
10372 (combine_reaching_defs): Likewise.
10373 (get_defs): Rename confusingly named variable.
10374 (find_and_remove_re): Skip a candidate if the extension expression has
10377 2012-01-21 Robert Millan <rmh@gnu.org>
10378 Gerald Pfeifer <gerald@pfeifer.com>
10380 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
10381 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
10383 2012-01-20 Jakub Jelinek <jakub@redhat.com>
10385 PR tree-optimization/51914
10386 * tree-vect-stmts.c (vectorizable_conversion): For
10387 cvt_type && modifier == WIDEN, put temporary with cvt_type
10388 at the beginning of vec_dsts and set vec_dest to temporary
10391 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
10393 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
10395 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
10397 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
10398 * config/rs6000/rs6000.c: Likewise.
10400 2012-01-20 Jakub Jelinek <jakub@redhat.com>
10403 * config/arm/arm.c (arm_count_output_move_double_insns): Call
10404 output_move_double on a copy of operands array.
10406 2012-01-20 Cary Coutant <ccoutant@google.com>
10407 Dodji Seketeli <dodji@redhat.com>
10410 * dwarf2out.c (copy_declaration_context): Return ref to parent
10411 of declaration DIE, if necessary.
10412 (remove_child_or_replace_with_skeleton): Add new parameter; update
10413 caller. Place skeleton DIE under parent DIE of original declaration.
10414 Move call to copy_declaration_context to here ...
10415 (break_out_comdat_types): ... from here.
10417 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10419 PR rtl-optimization/51856
10420 * reload.c (find_reloads_subreg_address): Set the address_reloaded
10423 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
10426 * config/arm/arm.c (arm_print_operand): Correct output of alignment
10427 hints for neon loads and stores.
10429 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
10433 * doc/extend.texi (Named Address Spaces): Split into subsections.
10434 (AVR Named Address Spaces): New subsection.
10435 (M32C Named Address Spaces): New subsection.
10436 (RL78 Named Address Spaces): New subsection.
10437 (SPU Named Address Spaces): New subsection.
10438 (Variable Attributes): New anchor "AVR Variable Attributes".
10439 (AVR Variable Attributes): Rewrite and avoid wording
10440 "address space" in this context.
10441 * doc/invoke.texi (AVR Options): Rewrite and add documentation
10442 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
10443 (AVR Built-in Macros): New subsubsection therein.
10444 * doc/md.texi (AVR constraints): Remove "C04", "R".
10446 2012-01-20 Richard Guenther <rguenther@suse.de>
10448 PR tree-optimization/51903
10449 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
10450 when removing stmts.
10452 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
10455 * config/arm/arm.c (arm_load_pic_register): Use
10456 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
10457 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
10458 (arm_pic_static_addr): Likewise.
10459 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
10460 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
10461 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
10462 (pic_load_addr_unified): New.
10464 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
10467 * function.c (instantiate_virtual_regs_in_insn): Use
10468 delete_insn_and_edges when removing a wrong asm insn.
10470 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
10472 PR rtl-optimization/40761
10473 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
10474 Add new member loop_num.
10475 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
10476 (ira_build): Remove the parameter.
10478 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
10479 (ira.c): Do not build CFG loops for one region allocation. Remove
10480 argument from ira_build call.
10482 * ira-build.c (init_loop_tree_node): New function.
10483 (create_loop_tree_nodes): Use it. Separate the case when CFG
10484 loops are not built.
10485 (more_one_region_p): Check current_loops.
10486 (finish_loop_tree_nodes): Separate the case when CFG loops are not
10488 (add_loop_to_tree): Process loop equal to NULL too.
10489 (form_loop_tree): Separate the case when CFG loops are not built.
10490 Use explicitly number for the root.
10491 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
10493 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
10494 instead of loop->num.
10495 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
10496 (mark_all_loops_for_removal): Ditto.
10497 (remove_unnecessary_regions): Separate the case when CFG loops
10499 (ira_build): Remove the parameter. Use explicit number of regions
10500 when CFG loops are not built.
10502 * ira-color.c (print_loop_title): Separate the case for the root node.
10503 Use loop_num instead of loop->num.
10504 (move_spill_restore): Use loop_num instead of loop->num.
10506 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
10507 (change_loop): Ditto.
10508 (change_loop): Use loop_num instead of loop->num.
10510 * ira-lives.c (process_bb_node_lives): Ditto.
10512 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
10514 * ira-conflicts.c (print_allocno_conflicts): Ditto.
10516 2012-01-19 Jakub Jelinek <jakub@redhat.com>
10518 PR libmudflap/40778
10519 * tree-mudflap.c (mf_artificial): New function.
10520 (execute_mudflap_function_ops, execute_mudflap_function_decls,
10521 mx_register_decls, mudflap_enqueue_decl): Use it.
10524 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
10525 numbers in the insn pattern.
10527 2012-01-19 Michael Matz <matz@suse.de>
10529 PR tree-optimization/46590
10530 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
10531 use it in remembering which conflicts we already created.
10532 (add_scope_conflicts): Adjust call to above, (de)allocate helper
10535 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
10538 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
10539 (merge_and_complain): Same.
10541 2012-01-19 Jakub Jelinek <jakub@redhat.com>
10544 * config/initfini-array.h: Guard content of the header
10545 with #ifdef HAVE_INITFINI_ARRAY.
10546 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
10547 Add initfini-array.h to tm_file here.
10548 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
10549 * config.gcc: Don't add initfini-array.h to tm_file here.
10550 * configure: Regenerated.
10552 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
10554 PR rtl-optimization/51505
10555 * df-problems.c (df_kill_notes): New parameter live. Update comment.
10556 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
10557 (df_note_bb_compute): Update the call to df_kill_notes.
10559 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
10561 * trans-mem.c (requires_barrier): Remove call to is_global_var.
10563 2012-01-18 Richard Guenther <rguenther@suse.de>
10565 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
10566 of conversions to void *.
10568 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10569 Richard Sandiford <rdsandiford@googlemail.com>
10571 PR middle-end/50325
10572 PR middle-end/51192
10573 * optabs.h (simplify_expand_binop): Declare.
10574 * optabs.c (simplify_expand_binop): Make global.
10575 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
10576 endian targets if the source cannot be exactly covered by word
10579 2012-01-17 Jakub Jelinek <jakub@redhat.com>
10582 * hard-reg-set.h (struct hard_reg_set_container): New type.
10583 * target.h (struct hard_reg_set_container): Forward declare.
10584 * target.def (set_up_by_prologue): New target hook.
10585 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
10586 * doc/tm.texi: Regenerated.
10587 * function.c (thread_prologue_and_epilogue_insns): Change
10588 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
10589 Call targetm.set_up_by_prologue on it.
10590 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
10591 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
10593 2012-01-17 Nick Clifton <nickc@redhat.com>
10595 * config/rx/rx.c (rx_can_use_simple_return): New function.
10596 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
10597 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
10599 2012-01-17 Richard Guenther <rguenther@suse.de>
10601 PR middle-end/51782
10602 * expr.c (expand_assignment): Take address-space information
10603 from the address operand of MEM_REF and TARGET_MEM_REF.
10604 (expand_expr_real_1): Likewise.
10606 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10608 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
10609 reload dump is requested.
10611 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
10614 * trans-mem.c (requires_barrier): Call may_be_aliased.
10616 2012-01-17 Jakub Jelinek <jakub@redhat.com>
10618 PR tree-optimization/51877
10619 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
10620 call arguments and fndecls compare equal, instead return false if they
10621 don't. Return true only if lhs1 and lhs2 are either both NULL, or
10622 both SSA_NAMEs that are valueized the same, or they satisfy
10625 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10627 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
10629 * configure: Regenerate.
10631 2012-01-16 Jan Hubicka <jh@suse.cz>
10635 * convert.c (convert_to_integer): Use fold_convert for
10636 converting an INTEGER_CST to integer type.
10638 2012-01-16 Jason Merrill <jason@redhat.com>
10641 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
10643 2012-01-16 Jakub Jelinek <jakub@redhat.com>
10646 * config/s390/s390.c (s390_chunkify_start): Don't skip
10647 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
10648 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
10649 If insn is followed by NOTE_INSN_VAR_LOCATION or
10650 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
10651 Don't use location of note insns.
10653 PR tree-optimization/51865
10654 * tree-inline.c (tree_function_versioning): Call remap_decl
10655 on DECL_RESULT whenever it has VOID_TYPE_P type.
10657 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
10659 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
10660 for calls to locally-binding MIPS16 functions if only the return
10661 type uses float regs.
10663 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
10664 Richard Sandiford <rdsandiford@googlemail.com>
10666 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
10667 (SYMBOL_32_HIGH): Likewise.
10668 (mips_output_tls_reloc_directive): Declare.
10669 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
10670 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
10671 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
10672 (mips_lo_relocs, mips_hi_relocs): Make extern.
10673 (mips16_stub_function): Move up file.
10674 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
10675 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
10676 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
10677 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
10678 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
10679 (mips_get_tp): Add MIPS16 support.
10680 (mips_legitimize_tls_address): Remove MIPS16 sorry().
10681 Generalize DTPREL and TPREL handling.
10682 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
10683 Add MIPS16 TLS support.
10684 (mips_output_tls_reloc_directive): New function.
10685 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
10686 * config/mips/predicates.md (symbolic_operand_with_high)
10687 (tls_reloc_operand): New predicates.
10688 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
10689 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
10690 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
10691 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
10692 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
10693 (*tls_get_tp_mips16_call_<mode>): Likewise.
10695 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
10697 PR rtl-optimization/51821
10698 * recog.c (peep2_find_free_register): Determine clobbered registers
10701 2012-01-14 Denis Chertykov <chertykov@gmail.com>
10704 * config/avr/avr-protos.h: Revert change of 2012-01-09.
10705 * config/avr/avr.c: Likewise.
10706 * config/avr/avr.h: Likewise.
10708 2012-01-13 Ian Lance Taylor <iant@google.com>
10711 * tree.h (TYPE_QUALS): Add cast to int.
10712 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
10714 2012-01-13 Ian Lance Taylor <iant@google.com>
10716 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
10717 comparing param_index to VEC_length result.
10719 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
10721 * c-decl.c: Do not include tree-mudflap.h
10722 * tree-optimize.c: Likewise.
10723 * Makefile.in: Update dependencies.
10725 2012-01-13 Richard Guenther <rguenther@suse.de>
10728 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
10729 variable-sized result always use RSO.
10731 2012-01-12 DJ Delorie <dj@redhat.com>
10733 * cfgexpand.c (convert_debug_memory_address): Allow any valid
10734 pointer type, not just the default pointer type.
10736 2012-01-09 Richard Henderson <rth@redhat.com>
10737 Denis Chertykov <chertykov@gmail.com>
10740 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
10741 * config/avr/avr.c (avr_can_eliminate): Simplify.
10742 (avr_initial_elimination_offset): Likewise.
10743 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
10744 (expand_epilogue): Likewise.
10745 (avr_legitimize_address): Gut.
10746 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
10747 (avr_hard_regno_nregs): New.
10748 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
10749 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
10750 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
10751 add soft frame pointer.
10752 (CALL_USED_REGISTERS): Likewise.
10753 (REG_CLASS_CONTENTS): Likewise.
10754 (REGISTER_NAMES): Likewise.
10755 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
10756 (HARD_FRAME_POINTER_REGNUM): New.
10757 (FRAME_POINTER_REGNUM): Use soft frame pointer.
10758 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
10759 remove the HARD_FRAME_POINTER self-elimination.
10761 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
10764 * config/avr/avr.c (avr_encode_section_info): Test for absence of
10765 DECL_EXTERNAL when checking for initializers of progmem variables.
10767 2012-01-12 Ira Rosen <irar@il.ibm.com>
10769 PR tree-optimization/51799
10770 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
10771 that the last operation is a type demotion.
10773 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
10775 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
10776 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
10778 2012-01-11 Jakub Jelinek <jakub@redhat.com>
10781 * combine.c (distribute_notes): If i3 is a noreturn call,
10782 allow old_size to be equal to args_size and make sure the
10783 noreturn call gets REG_ARGS_SIZE note.
10784 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
10785 on noreturn calls even when the delta is 0.
10787 2012-01-11 Nathan Sidwell <nathan@acm.org>
10789 * gcov.c (STRING_SIZE): Remove.
10790 (generate_results): Erase annotations for source files with no
10791 coverage information.
10793 (output_lines): Use it.
10795 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
10797 * gimple.h (gimplify_body): Remove first argument.
10798 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
10799 pointer set here, instead just pass DATA to walk_tree.
10800 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
10801 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
10802 (unvisit_body): Likewise, but with unmark_visited.
10803 (gimplify_body): Remove BODY_P argument and adjust.
10804 (gimplify_function_tree): Adjust call to gimplify_body.
10805 * omp-low.c (finalize_task_copyfn): Likewise.
10807 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
10809 * tree.h (build_function_decl_skip_args): Add boolean parameter.
10810 (build_function_type_skip_args): Delete.
10811 * tree.c (build_function_type_skip_args): Make static and add
10812 SKIP_RETURN parameter. Fix thinko in the handling of variants.
10813 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
10814 pass it to build_function_type_skip_args.
10815 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
10816 (tree_function_versioning): Likewise.
10817 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
10818 build_function_decl_skip_args.
10819 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
10820 and pass it to build_function_decl_skip_args/tree_function_versioning.
10821 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
10822 * ipa-inline-transform.c (save_inline_function_body): Likewise.
10823 * trans-mem.c (ipa_tm_create_version): Likewise.
10824 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
10825 * tree-inline.c (declare_return_variable): Remove always-true test.
10826 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
10827 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
10828 * ipa-split.c (split_function): Skip the return value for the split
10829 part if it doesn't return.
10831 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10833 PR tree-optimization/49642
10834 * ipa-split.c (forbidden_dominators): New variable.
10835 (check_forbidden_calls): New function.
10836 (dominated_by_forbidden): Likewise.
10837 (consider_split): Check for forbidden dominators.
10838 (execute_split_functions): Initialize and free forbidden
10839 dominators info; call check_forbidden_calls.
10841 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
10843 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
10845 2012-01-11 Nick Clifton <nickc@redhat.com>
10847 * config/rx/rx.md (return): Define pattern.
10849 2012-01-11 Richard Guenther <rguenther@suse.de>
10851 * doc/extend.texi (malloc attribute): Adjust according to
10854 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
10855 Patrick Marlier <patrick.marlier@gmail.com>
10857 PR middle-end/51516
10858 * trans-mem.c (get_cg_data): Traverse aliases if requested.
10859 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
10860 (ipa_tm_note_irrevocable): Same.
10861 (ipa_tm_scan_irr_block): Same.
10862 (ipa_tm_decrement_clone_counts): Same.
10863 (ipa_tm_scan_irr_function): Same.
10864 (ipa_tm_create_version_alias): Same.
10865 (ipa_tm_create_version): Same.
10866 (ipa_tm_transform_calls_redirect): Same.
10867 (ipa_tm_transform_calls): Same.
10868 (ipa_tm_transform_transaction): Same.
10869 (ipa_tm_execute): Same.
10871 2012-01-10 Richard Guenther <rguenther@suse.de>
10873 PR middle-end/51806
10874 * opts.c (common_handle_option): Handle -Werror.
10876 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
10878 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
10881 2012-01-10 Jason Merrill <jason@redhat.com>
10883 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
10886 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10888 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
10889 supports R_386_TLS_GD_PLT reloc.
10890 (gcc_cv_as_ix86_tlsldmplt): Check if linker
10891 supports R_386_TLS_LDM_PLT reloc.
10892 * configure: Regenerate.
10893 * config.in: Regenerate.
10895 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
10898 Extend __pgmx semantics to linearize memory.
10899 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
10900 determine if code comes inline or from libgcc.
10901 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
10902 (movmem_qi, movmem_qi): Set constraint #2 to "n".
10903 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
10904 (movmemx_qi, movmemx_hi): New insns.
10905 (xload_<mode>_libgcc): Rewrite to new insn condition.
10906 (xload_<mode>): Remove insns.
10907 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
10908 cases that don't satisfy avr_xload_libgcc_p().
10909 (avr_addr_space_convert): Allow converting in any direction.
10910 (avr_addr_space_subset_p): Return always true.
10911 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
10912 (avr_emit_movmemhi): Ditto.
10913 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
10914 (avr_out_movmem): Ditto.
10915 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
10916 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
10917 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
10918 (avr_encode_section_info): Encode 'progmem' in symbol flags.
10919 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
10921 2012-01-10 Richard Guenther <rguenther@suse.de>
10923 PR tree-optimization/50913
10924 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
10925 Require data-refs to be representable by Graphite with respect
10928 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
10930 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
10931 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
10933 2012-01-10 Tom de Vries <tom@codesourcery.com>
10935 PR rtl-optimization/51271
10936 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
10937 handling annulled branch.
10939 2012-01-10 Richard Henderson <rth@redhat.com>
10941 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
10942 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
10943 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
10944 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
10945 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
10946 arm_expand_vec_perm_const): New.
10947 * config/arm/arm-protos.h: Update.
10948 * config/arm/neon.md (UNSPEC_VCONCAT): New.
10949 (*neon_vswp<VDQX>): New.
10950 (neon_vcombine<VDX>): Use neon_split_vcombine.
10951 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
10952 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
10953 (vec_perm<VE>): New.
10955 2012-01-10 Richard Henderson <rth@redhat.com>
10957 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
10958 use it if reload_completed.
10959 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
10960 arm_output_asm_insn, arm_process_output_memory_barrier,
10961 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
10962 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
10963 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
10964 arm_process_output_sync_insn, arm_output_sync_insn,
10965 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
10966 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
10967 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
10968 (emit_unlikely_jump): New.
10969 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
10970 (arm_split_atomic_op): New.
10971 * config/arm/arm-protos.h: Update.
10972 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
10973 (struct arm_sync_generator): Remove.
10974 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
10975 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
10976 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
10977 (VUNSPEC_LL, VUNSPEC_SC): New.
10978 (sync_result, sync_memory, sync_required_value, sync_new_value,
10979 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
10980 (attr length): Don't use arm_sync_loop_insns.
10981 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
10982 (movsfcc, movdfcc): Likewise.
10983 * config/arm/constraints.md (Ua): New.
10984 * config/arm/prediates.md (mem_noofs_operand): New.
10985 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
10986 (sync_clobber, sync_t2_reqd): Remove.
10987 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
10988 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
10989 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
10990 (arm_sync_compare_and_swap<SIDI>): Remove.
10991 (arm_sync_compare_and_swap<NARROW>): Remove.
10992 (arm_sync_lock_test_and_set<SIDI>): Remove.
10993 (arm_sync_lock_test_and_set<NARROW>): Remove.
10994 (arm_sync_new_<syncop><SIDI>): Remove.
10995 (arm_sync_new_<syncop><NARROW>): Remove.
10996 (arm_sync_new_nand<SIDI>): Remove.
10997 (arm_sync_new_nand<NARROW>): Remove.
10998 (arm_sync_old_<syncop><SIDI>): Remove.
10999 (arm_sync_old_<syncop><NARROW>): Remove.
11000 (arm_sync_old_nand<SIDI>): Remove.
11001 (arm_sync_old_nand<NARROW>): Remove.
11002 (*memory_barrier): Merge arm_output_memory_barrier.
11003 (atomic_compare_and_swap<QHSD>): New.
11004 (atomic_compare_and_swap<NARROW>_1): New.
11005 (atomic_compare_and_swap<SIDI>_1): New.
11006 (atomic_exchange<QHSD>): New.
11007 (cas_cmp_operand, cas_cmp_str): New.
11008 (atomic_op_operand, atomic_op_str): New.
11009 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
11010 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
11011 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
11012 (arm_load_exclusive<NARROW>): New.
11013 (arm_load_exclusivesi, arm_load_exclusivedi): New.
11014 (arm_store_exclusive<QHSD>): New.
11016 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
11018 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
11019 reload patterns if -mvsx-scalar-memory.
11021 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
11022 generated, even -mno-vsx-scalar-double was used.
11023 (vsx_xscvdpsp_scalar): Likewise.
11024 (vsx_xscvspdp_scalar2): Likewise.
11026 2012-01-09 Tom de Vries <tom@codesourcery.com>
11027 Andrew Pinski <apinski@cavium.com>
11030 * reorg.c (fill_slots_from_thread): Don't speculate
11031 frame-related insns.
11033 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
11035 * sched-int.h (bb_note): Move to...
11036 * basic-block.h: ...here.
11037 * haifa-sched.c (bb_note): Move to...
11038 * cfgrtl.c: ...here.
11039 * function.c (next_block_for_reg): New function.
11040 (move_insn_for_shrink_wrap): Likewise.
11041 (prepare_shrink_wrap): Rewrite to use the above.
11043 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
11045 * gimple.c (is_gimple_non_addressable): Remove.
11046 * gimple.h: Remove is_gimple_non_addressable.
11047 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
11048 is_gimple_non_addressable.
11049 * trans-mem.c (expand_assign_tm): Same.
11051 2012-01-09 Richard Guenther <rguenther@suse.de>
11053 PR tree-optimization/51775
11054 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
11055 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
11057 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11059 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
11061 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
11063 2012-01-09 Richard Guenther <rguenther@suse.de>
11065 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
11067 2012-01-08 Jan Hubicka <jh@suse.cz>
11069 PR tree-optimize/51680
11070 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
11071 on when known_vals needs to be computed; cleanup.
11073 2012-01-08 Jan Hubicka <jh@suse.cz>
11075 PR tree-optimize/51694
11076 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
11078 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
11080 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
11081 for -std=c++98 and -std=c++11 too.
11083 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
11085 * cfgloop.c (cancel_loop): Add free() of bbs array.
11087 2012-01-07 Jan Hubicka <jh@suse.cz>
11089 PR tree-optimization/51600
11090 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
11091 that benefits small functions.
11093 2012-01-07 Jan Hubicka <jh@suse.cz>
11095 * ipa-inline.c (want_inline_small_function_p): Fix formating.
11097 2012-01-07 Jan Hubicka <jh@suse.cz>
11099 PR tree-optimization/51680
11100 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
11101 whose inlining reduce unit size.
11103 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
11106 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
11107 Add canonical node to containing_mem chain after the non-canonical
11108 one, even if there weren't any locs to propagate.
11109 (remove_useless_values): Keep only canonical values.
11110 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
11111 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
11112 canonicalize mem_chain elements that are not discarded.
11114 2012-01-06 Jakub Jelinek <jakub@redhat.com>
11117 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
11118 before emitting functions.
11120 PR gcov-profile/50127
11121 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
11122 clear_aux_for_blocks.
11124 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
11127 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
11129 2012-01-06 Arnaud Charlet <charlet@adacore.com>
11131 * c-decl.c (ext_block): Moved up.
11132 (collect_all_refs, for_each_global_decl): Take ext_block into account.
11134 2012-01-06 Han Shen <shenhan@google.com>
11136 Translate built-in include paths for sysroot.
11137 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
11138 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
11140 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
11141 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
11143 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
11144 control whether sysroot should be prepended to gxx include dir.
11146 * configure: Regenerate.
11148 2012-01-06 Torvald Riegel <triegel@redhat.com>
11150 PR rtl-optimization/51771
11151 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
11152 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
11154 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
11156 PR tree-optimization/51315
11157 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
11158 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
11160 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
11163 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
11164 for shrp pattern. Correctly handle and fixup shift variable.
11165 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
11167 2012-01-05 Jakub Jelinek <jakub@redhat.com>
11170 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
11171 note when !ACCUMULATE_OUTGOING_ARGS.
11173 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
11175 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
11177 (extract_range_from_unary_expr_1): Avoid useless computations.
11179 2012-01-05 Jakub Jelinek <jakub@redhat.com>
11181 PR rtl-optimization/51767
11182 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
11183 of jump_block and add an extra edge for degenerated asm gotos.
11185 PR middle-end/51768
11186 * stmt.c (check_unique_operand_names): Don't ICE during error
11187 reporting if i is from labels chain.
11189 PR middle-end/44777
11190 * profile.c (branch_prob): Split bbs that have exit edge
11191 and need a fake entry edge too.
11193 2012-01-05 Jan Hubicka <jh@suse.cz>
11195 PR middle-end/49710
11196 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
11199 2012-01-05 Richard Guenther <rguenther@suse.de>
11202 * tree-streamer-out.c (write_ts_optimization): New function.
11203 (streamer_write_tree_body): Call it.
11204 * tree-streamer-in.c (lto_input_ts_optimization): New function.
11205 (streamer_read_tree_body): Call it.
11206 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
11208 2012-01-05 Jakub Jelinek <jakub@redhat.com>
11210 PR middle-end/51761
11211 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
11212 * gimplify.c (gimplify_cleanup_point_expr): Save and set
11213 in_cleanup_point_expr before gimplify_stmt call and restore it
11215 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
11216 in_cleanup_point_expr is false.
11218 2012-01-05 Richard Guenther <rguenther@suse.de>
11220 PR middle-end/51764
11221 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
11223 * toplev.c (process_options): Reject combining mudflap and LTO.
11224 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
11226 2012-01-05 Richard Guenther <rguenther@suse.de>
11228 PR tree-optimization/51760
11229 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
11231 (bit_value_unop): Handle UNDEFINED operands.
11232 (bit_value_binop): Likewise.
11234 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
11236 * config/avr/avr.c (avr_replace_prefix): Remove.
11237 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
11238 (avr_asm_function_rodata_section): Ditto.
11239 (avr_asm_select_section): Ditto.
11241 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
11243 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
11246 2012-01-05 Jakub Jelinek <jakub@redhat.com>
11249 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
11250 calls that have any non-fake successor edges.
11253 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
11255 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
11257 PR tree-optimization/51624
11258 * tree-sra.c (build_ref_for_model): When replicating a chain of
11259 COMPONENT_REFs, stop as soon as the offset would become negative.
11261 2012-01-04 Jakub Jelinek <jakub@redhat.com>
11264 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
11265 in .debug_loc on the floor.
11267 2012-01-04 Andrew Pinski <apinski@cavium.com>
11269 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
11271 2012-01-04 Andrew Pinski <apinski@cavium.com>
11272 Adam Nemet <anemet@caviumnetworks.com>
11274 * config/mips/mips.md (size): Add SI and DI.
11275 (SIZE): New mode attribute.
11276 (U): New code attribute.
11277 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
11278 (mips_lbux_<mode>): Delete.
11279 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
11280 (mips_lhx): Use gen_mips_lhx_extsi.
11281 (mips_lhx_<mode>): Delete.
11282 (mips_lwx): Delete.
11283 (mips_l<size>x): New expand.
11284 (mips_lwx_<mode>): Delete.
11285 (mips_l<GPR:size>x_<P:mode>): New pattern.
11286 (*mips_lw<u>x_<P:mode>_ext): Likewise.
11287 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
11288 * config/mips/mips.c (mips_lx_address_p): New function.
11289 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
11290 (dsp64): New availability predicate.
11291 (mips_builtins): Add an entry for __builtin_mips_ldx.
11292 * config/mips/mips.h (ISA_HAS_LBX): New define.
11293 (ISA_HAS_LBUX): Likewise.
11294 (ISA_HAS_LHX): Likewise.
11295 (ISA_HAS_LHUX): Likewise.
11296 (ISA_HAS_LWX): Likewise.
11297 (ISA_HAS_LWUX): Likewise.
11298 (ISA_HAS_LDX): Likewise.
11299 * doc/extend.texi (__builtin_mips_ldx): Document.
11301 2012-01-04 Tristan Gingold <gingold@adacore.com>
11303 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
11304 when long pointers are used.
11305 * config.build (*-*-*vms*): Handle all OpenVMS targets.
11306 (alpha64-dec-*vms*, alpha*-dec-*vms*)
11307 (ia64-hp-*vms*): Remove.
11308 * config/vms/xm-vms64.h: Delete.
11310 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
11312 PR middle-end/51472
11313 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
11315 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
11317 * opts.c (finish_options): Remove duplicate sorry.
11319 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
11321 PR middle-end/51696
11322 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
11325 2012-01-04 Richard Guenther <rguenther@suse.de>
11327 PR middle-end/51750
11328 * tree.c (size_low_cst): New function.
11329 * tree.h (size_low_cst): Declare.
11330 * fold-const.c (fold_comparison): Use it to extract the low
11331 part of the POINTER_PLUS_EXPR offset.
11333 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
11335 Fix clearing ZERO_REG
11336 * config/avr/avr.md (cc): Add alternative "ldi".
11337 (movqi_insn): Use it in cc attribute.
11338 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
11339 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
11340 (output_reload_insisf): Use ZERO_REG to pre-clear register.
11342 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11344 * configure: Regenerate.
11346 2012-01-04 Richard Guenther <rguenther@suse.de>
11348 PR tree-optimization/49651
11349 * tree-ssa-structalias.c (type_can_have_subvars): New function.
11350 (var_can_have_subvars): Use it.
11351 (get_constraint_for_1): Only consider subfields if there can be any.
11353 2012-01-03 Jakub Jelinek <jakub@redhat.com>
11356 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
11357 to its new canonical_cselib_val and the cselib_val was in
11358 first_containing_mem chain, but the canonical_cselib_val was not,
11359 add the latter into the chain.
11360 (cselib_invalidate_mem): Compare canonical_cselib_val of
11361 addr_list chain elt with v.
11364 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
11365 dwarf2out_undef): Allocate e.info using ggc_strdup instead
11367 (output_macinfo_op): Don't ggc_strdup fd->filename.
11368 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
11369 then ggc_strdup it. Don't free inc->info or cur->info.
11370 (output_macinfo): Don't free ref->info or file->info.
11372 2012-01-03 Ira Rosen <irar@il.ibm.com>
11374 PR tree-optimization/51269
11375 * tree-vect-loop-manip.c (set_prologue_iterations): Make
11376 first_niters a pointer.
11377 (slpeel_tree_peel_loop_to_edge): Likewise.
11378 (vect_do_peeling_for_loop_bound): Update call to
11379 slpeel_tree_peel_loop_to_edge.
11380 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
11381 here. Remove it from the parameters list.
11382 (vect_do_peeling_for_alignment): Update calls and compute
11383 wide_prolog_niters.
11385 2012-01-03 Richard Guenther <rguenther@suse.de>
11387 PR tree-optimization/51070
11388 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
11389 Properly handle calls.
11391 2012-01-03 Richard Guenther <rguenther@suse.de>
11393 PR tree-optimization/51692
11394 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
11395 the LHS of allocation stmts.
11397 2012-01-03 Olivier Hainque <hainque@adacore.com>
11399 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
11401 2012-01-03 Olivier Hainque <hainque@adacore.com>
11403 * collect2.c (main): In AIX specific computations for vector
11404 insertions, use CONST_CAST2 to cast from char ** to const char **.
11406 2012-01-03 Richard Guenther <rguenther@suse.de>
11409 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
11410 the context of a limbo DIE when it does not already exist.
11412 2012-01-03 Jakub Jelinek <jakub@redhat.com>
11414 PR tree-optimization/51719
11415 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
11416 but direct call is, clear direct call's lhs and don't add fallthrough
11417 edge from dcall_bb to join_bb and PHIs.
11419 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11421 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
11422 the instructions emitted by the pattern.
11423 ("*TDC_insn_<mode>"): Add comment.
11425 2012-01-03 Richard Guenther <rguenther@suse.de>
11427 PR middle-end/51730
11428 * fold-const.c (fold_comparison): Properly canonicalize
11429 tree offset and HOST_WIDE_INT bit position.
11431 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
11433 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
11434 operands for extzv pattern.
11436 2012-01-02 Jakub Jelinek <jakub@redhat.com>
11439 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
11442 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
11444 * doc/invoke.texi (-flto and related options): Copy-edit.
11446 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
11448 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
11450 2012-01-02 Jakub Jelinek <jakub@redhat.com>
11452 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
11455 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
11457 * expr.h (move_by_pieces_ninsns): Declare.
11458 * expr.c (move_by_pieces_ninsns): Make external.
11459 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
11460 (mips_store_by_pieces_p): Likewise.
11461 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
11462 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
11463 * config/mips/mips.c (mips_move_by_pieces_p): New function.
11464 (mips_store_by_pieces_p): Likewise.
11466 2012-01-02 Jakub Jelinek <jakub@redhat.com>
11468 * passes.c (register_one_dump_file): Free full_name.
11470 * reload1.c (reload): Don't allocate reg_max_ref_width here.
11471 (calculate_elim_costs_all_insns): Free offsets_at and
11472 offsets_known_at at the end and clear the pointers.
11474 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
11476 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
11477 this option introduced in r180739.
11479 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
11482 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
11483 (tmake_file target=avr): Add avr/t-multilib.
11485 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
11486 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
11487 * config/avr/genmultilib.awk: New file.
11488 * config/avr/t-multilib: New auto-generated file.
11489 * config/avr/multilib.h: New auto-generated file.
11490 * config/avr/t-avr (AVR_MCUS): New variable.
11491 (genopt.sh): Use it.
11492 (s-mlib): Depend on t-multilib.
11493 (t-multilib, multilib.h): New dependencies.
11494 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
11495 (MULTILIB_OPTIONS): Remove.
11496 (MULTILIB_MATCHES): Remove.
11497 (MULTILIB_DIRNAMES): Remove.
11498 (MULTILIB_EXCEPTIONS): Remove:
11499 * config/avr/genopt.sh: Don't use hard coded file name;
11500 pass AVR_MCUS from t-avr instead.
11502 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
11504 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
11506 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
11508 Implement light-weight DImode support.
11509 * config/avr/avr-dimode.md: New file.
11510 * config/avr/avr.md: Include it.
11511 (adjust_len): Add plus64, compare64.
11512 (HIDI): Remove code iterator.
11513 (code_stdname): New code attribute.
11514 (rotx, rotsmode): Remove DI.
11515 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
11517 * config/avr/avr-protos.h (avr_have_dimode): New.
11518 (avr_out_plus64, avr_out_compare64): New.
11519 * config/avr/avr.c (avr_out_compare): Handle DImode.
11520 (avr_have_dimode): New variable definition and initialization.
11521 (avr_out_compare64, avr_out_plus64): New functions.
11522 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
11523 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
11524 (avr_compare_pattern): Skip DImode comparisons.
11526 2012-01-02 Revital Eres <revital.eres@linaro.org>
11528 * ddg.c (def_has_ccmode_p): New function.
11529 (add_cross_iteration_register_deps,
11530 create_ddg_dep_from_intra_loop_link): Call it.
11532 2012-01-02 Richard Guenther <rguenther@suse.de>
11535 * invoke.texi (fassociative-math): Remove spurious paranthesis.
11537 2012-01-01 Jakub Jelinek <jakub@redhat.com>
11539 * gcc.c (process_command): Update copyright notice dates.
11540 * gcov.c (print_version): Likewise.
11541 * gcov-dump.c (print_version): Likewise.
11542 * mips-tfile.c (main): Likewise.
11543 * mips-tdump.c (main): Likewise.
11545 2012-01-01 Ira Rosen <irar@il.ibm.com>
11547 PR tree-optimization/51704
11548 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
11549 a use is inside the basic block or loop before accessing its vect info.
11551 2012-01-01 Jan Hubicka <jhjh@suse.cz>
11553 PR rtl-optimization/51069
11554 * cfgloopmanip.c (remove_path): Removing path making irreducible
11555 region unconditional makes BB part of the region.
11557 2012-01-01 Jakub Jelinek <jakub@redhat.com>
11559 PR tree-optimization/51683
11560 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
11561 calls with side-effects.
11562 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
11564 Copyright (C) 2012 Free Software Foundation, Inc.
11566 Copying and distribution of this file, with or without modification,
11567 are permitted in any medium without royalty provided the copyright
11568 notice and this notice are preserved.