1 2012-05-29 Richard Guenther <rguenther@suse.de>
3 * tree-dfa.c (find_vars_r): Do not call add_referenced_vars
5 (add_referenced_var_1): Re-organize. Assert we are not
7 (remove_referenced_var): Likewise.
8 * varpool.c (add_new_static_var): Use create_tmp_var_raw.
9 * tree-mudflap.c (execute_mudflap_function_ops): Do not
10 call add_referenced_var on globals.
11 * matrix-reorg.c (transform_access_sites): Likewise.
13 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
15 * alias.c (reg_known_value): Make this a VEC.
16 (reg_known_equiv_p): Make this an sbitmap.
17 (reg_known_value_size): Remove.
18 (get_reg_known_value, set_reg_known_value, get_reg_known_equiv_p,
19 set_reg_known_equiv_p): Update for reg_known_value and
20 reg_known_value_size data structure change.
21 (init_alias_analysis, end_alias_analysis): Likewise.
23 2012-05-29 Jakub Jelinek <jakub@redhat.com>
26 * input.c (read_line): Use XRESIZEVEC instead of XNEWVEC
27 to avoid leaking memory. No need to handle memory allocation
28 failure. Double string_len on each reallocation instead of
30 * gcov.c (read_line): Likewise.
32 2012-05-29 Hans-Peter Nilsson <hp@axis.com>
34 * config/cris/cris.h (TARGET_HAS_BREAK, TARGET_TRAP_USING_BREAK8):
36 * config/cris/cris.md ("trap"): Define, enabled for
37 TARGET_TRAP_USING_BREAK8.
38 * config/cris/cris.opt (mtrap-using-break8): New option.
40 2012-05-28 Paolo Carlini <paolo.carlini@oracle.com>
43 * doc/invoke.texi: Document -Wmissing-braces not enabled by -Wall
46 2012-05-28 Hans-Peter Nilsson <hp@axis.com>
48 * doc/md.texi (stack_protect_test): Remove negation of branch to
50 (Standard Names): Fix typos in documentation of atomic patterns.
52 2012-05-27 Nathan Sidwell <nathan@acm.org>
54 * tree.c (build_constructor): Propagate TREE_SIDE_EFFECTS.
56 2012-05-26 Jason Merrill <jason@redhat.com>
59 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
60 about array compound literals.
62 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
64 * cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks
65 if CLEANUP_NO_INSN_DEL.
66 * cfgrtl.c (unique_locus_on_edge_between_p): New function extracted
67 from cfg_layout_merge_blocks.
68 (emit_nop_for_unique_locus_between): New function.
69 (rtl_merge_blocks): Invoke emit_nop_for_unique_locus_between.
70 (cfg_layout_merge_blocks): Likewise.
72 2012-05-26 Dimitrios Apostolou <jimis@gmx.net>
73 Paolo Bonzini <bonzini@gnu.org>
75 * df-scan.c (df_def_record_1): Assert a parallel must contain an
76 EXPR_LIST at this point. Receive the LOC and move its extraction...
77 (df_defs_record): ... here. Change if-else to a switch statement.
78 (df_find_hard_reg_defs, df_find_hard_reg_defs_1): New.
79 (df_get_call_refs): Changed defs_generated from bitmap to HARD_REG_SET
80 and compute it from df_find_hard_reg_defs(). Record DF_REF_BASE
81 DEFs in REGNO order. Use HARD_REG_SET instead of bitmap for
82 regs_invalidated_by_call.
83 (df_insn_refs_collect): Record DF_REF_REGULAR DEFs after
86 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
89 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
90 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
92 2012-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
94 * config/rs6000/t-linux64: Delete the 32-bit multilib that uses
95 software floating point emulation. No longer build the multilibs
98 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
101 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
103 (ipa_tm_create_version): Same.
105 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
108 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
109 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
111 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
114 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
115 (ix86_expand_vec_perm): Use int mode instead of float.
116 (expand_vec_perm_pshufb): Remove handling of useseless type
119 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
122 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
123 gnu_ld variables to yes.
124 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
125 (HAVE_GNU_AS): Likewise.
126 * config.in: Regenerate.
127 * configure: Likewise.
129 2012-05-25 Tristan Gingold <gingold@adacore.com>
131 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
132 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
133 and preferred_alignment.
135 2012-05-25 Tristan Gingold <gingold@adacore.com>
137 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
139 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
141 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
142 volatile bitfields case.
144 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
146 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
147 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
148 (adjacent_mem_locations): Move some code to and call...
149 (get_memref_parts): ...new function.
150 (mem_locations_overlap): New function.
151 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
152 (is_mem_ref): Rename to...
153 (find_mem_ref): ...this. Return MEM rtx.
154 (get_store_dest): Remove function.
155 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
156 new parameter and adjust calls.
157 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
158 mem refs overlap for true_store_to_load_dep_costly.
159 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
160 passed to adjacent_mem_locations.
161 (is_costly_group): Walk resolved dependency list.
162 (force_new_group): Emit group ending nop for Power6/Power7.
163 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
164 (group_ending_nop): New define_insn.
166 2012-05-24 Dodji Seketeli <dodji@redhat.com>
168 Make unwound macro expansion trace less redundant
169 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
170 context of macro definition in the trace, when it's redundant.
173 2012-05-24 Richard Guenther <rguenther@suse.de>
176 * tree-profile.c (tree_profiling): Cleanup the CFG if
177 execute_fixup_cfg requests it.
179 2012-05-24 Richard Guenther <rguenther@suse.de>
181 * tree-flow.h (create_var_ann): Remove.
182 * tree-dfa.c (create_var_ann): Remove and inline into its
184 (add_referenced_var_1): ... here.
185 * varpool.c (add_new_static_var): Do not call add_referenced_var
187 * gimple-fold.c (canonicalize_constructor_val): Likewise.
188 * tree-switch-conversion.c (build_one_array): Likewise.
189 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
190 * tree-flow-inline.h (gimple_referenced_vars): Guard against
192 * tree-inline.c (remap_gimple_op_r): Likewise. Check
193 gimple_referenced_vars instead of gimple_in_ssa_p.
194 (copy_tree_body_r): Likewise.
195 (setup_one_parameter): Likewise.
196 (declare_return_variable): Likewise.
197 (tree_function_versioning): Likewise.
199 2012-05-24 Jakub Jelinek <jakub@redhat.com>
201 PR tree-optimization/53465
202 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
203 vr0 into *vr, then vrp_meet that.
204 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
205 have any equivalences.
206 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
209 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
211 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
213 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
214 check end_regno - 1 is a hard register.
216 2012-05-24 Richard Guenther <rguenther@suse.de>
218 * varpool.c (add_new_static_var): Remove call to create_var_ann.
219 * tree-ssa-operands.c (create_vop_var): Likewise.
221 2012-05-24 Richard Guenther <rguenther@suse.de>
224 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
226 (remove_unused_locals): Pass global_unused_vars to
227 remove_unused_scope_block_p. Restore code walking all
228 referenced vars and pruning them.
230 2012-05-23 Jan Hubicka <jh@suse.cz>
232 * tree.h (alias_diag_flags): Remove.
233 (alias_pair): Remove emitted_diags.
234 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
235 symbol_alias_set_t, symbol_alias_set_destroy,
236 symbol_alias_set_contains, propagate_aliases_backward): Remove.
237 * toplev.c (compile_file): Do not call finish_aliases_2
238 * cgraphunit.c (cgraph_process_new_functions): Do not call
240 (handle_alias_pairs): Output diagnostics about aliases to externals.
241 (assemble_thunks_and_aliases): Use do_assemble_alias.
242 (output_weakrefs): Likewise.
243 (finalize_compilation_unit): Do not call finish_aliases_1.
244 * ipa.c (symtab_remove_unreachable_nodes): De not call
245 remove_unreachable_alias_pairs.
246 * varasm.c (do_assemble_alias): Export.
247 (symbol_alias_set_create, symbol_alias_set_destroy,
248 symbol_alias_set_contains, symbol_alias_set_insert,
249 propagate_aliases_forward, propagate_aliases_backward,
250 propagate_aliases_backward, trivially_visible_alias,
251 trivially_defined_alias, remove_unreachable_alias_pairs,
252 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
253 * output.h (do_assemble_alias): Declare.
254 * varpool.c (varpool_remove_unreferenced_decls): Do not call
257 2012-05-23 Martin Jambor <mjambor@suse.cz>
259 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
261 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
263 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
265 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
266 (iterative_hash_gimple_type): Adjust comment.
267 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
268 domain for an array type instead of the domain type itself.
270 2012-05-23 Richard Guenther <rguenther@suse.de>
272 PR tree-optimization/53438
273 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
275 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
278 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
279 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
282 2012-05-23 Richard Guenther <rguenther@suse.de>
284 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
285 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
286 via the global_unused_vars bitmap.
287 (remove_unused_locals): Handle global vars in local-decls via
288 a global_unused_vars bitmap instead of the used flag in the
289 var annotation. Simplify global variable handling and removal.
291 2012-05-22 Jan Hubicka <jh@suse.cz>
294 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
295 from other partitions.
297 2012-05-22 Jan Hubicka <jh@suse.cz>
300 * symtab.c (symtab_register_node): Fix ordering issue.
302 2012-05-22 Steven Drake <sbd@NetBSD.org>
304 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
306 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
308 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
309 Use strip_name_encoding target hook.
311 2012-05-22 Richard Guenther <rguenther@suse.de>
313 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
314 (init_function_for_compilation): Remove.
315 * tree-dfa.c (find_vars_r): Take struct function argument.
316 (find_referenced_vars_in): Adjust.
317 * tree-ssa-operands.c (clobber_stats): Remove.
318 (create_vop_var): Take struct function argument. Mark
319 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
320 (init_ssa_operands): Take struct function argument.
321 (fini_ssa_operands): Do not dump dead stats.
322 * tree-ssa-operands.h (init_ssa_operands): Take struct function
324 * cgraphunit.c (init_lowered_empty_function): Adjust.
325 * lto-streamer-in.c (input_cfg): Likewise.
326 * tree-inline.c (initialize_cfun): Likewise.
327 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
328 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
329 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
330 virtual operands are not registers.
332 2012-05-22 Richard Guenther <rguenther@suse.de>
334 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
336 2012-05-22 Richard Guenther <rguenther@suse.de>
339 * tree-inline.c (setup_one_parameter): Create a dummy init
340 statement for unused parameters when not optimizing.
342 2012-05-22 Richard Guenther <rguenther@suse.de>
344 * tree-flow.h (add_referenced_var_1): Declare.
345 (add_referenced_var): Define.
346 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
347 (add_referenced_var): Rename to ...
348 (add_referenced_var_1): ... this. Take struct function argument.
350 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
353 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
354 * config/arm/arm.c (arm_validize_comparison): Define.
355 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
356 arm_validize_comparison.
357 ("cbranchdi4"): Likewise.
358 ("cstoredi4"): Likewise.
359 ("movsicc"): Likewise.
360 ("movsfcc"): Likewise.
361 ("movdfcc"): Likewise.
363 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
365 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
366 the mw_reg_pool size.
368 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
370 PR tree-optimization/53336
371 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
372 non-integer integral types to offset type and vice versa.
374 2012-05-22 Alan Modra <amodra@gmail.com>
376 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
377 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
378 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
379 V_SAVE_INLINE): Delete.
380 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
381 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
382 For ELF targets, use out-of-line restores for -Os and any number
383 of regs if the restore exits, and out-of-line gp save for two or
384 more regs. Use save_reg_p to test for holes in reg restore set.
385 Replace "#if" with "if".
387 2012-05-22 Alan Modra <amodra@gmail.com>
389 * config/rs6000/rs6000.c (save_reg_p): New function.
390 (first_reg_to_save, first_fp_reg_to_save): Use it here.
391 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
392 (emit_frame_save): Use gen_frame_store.
393 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
394 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
396 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
397 vrsave, toc, gp and fp restores.
399 2012-05-22 Alan Modra <amodra@gmail.com>
401 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
402 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
403 Move function pointer variables after forward declarations.
404 (rs6000_builtin_support_vector_misalignment): Make static.
405 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
406 (rs6000_function_value, rs6000_can_eliminate): Likewise.
408 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
410 PR rtl-optimization/53373
411 * caller-save.c (save_call_clobbered_regs): Look into a possible
412 PARALLEL manually rather than using single_set on a call insn.
414 2012-05-21 Jakub Jelinek <jakub@redhat.com>
416 PR tree-optimization/53436
417 * omp-low.c (omp_build_component_ref): New function.
418 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
420 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
422 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
424 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
425 Do not print '.' here. Output operand lossage error for unhandled
430 <case 'z'>: Hardcode "code" argument into error strings.
432 <case 'D'>: Merge AVX and non-AVX codes.
433 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
434 Update call to put_condition_code.
436 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
438 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
440 (clzsi2): New expander.
441 (*clzsi2_68k): New insn.
442 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
444 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
446 * gimple.h (gimple_set_in_transaction): Remove.
447 (gimple_in_transaction): Look in BB instead.
448 (gimple_statement_base): Remove in_transaction field.
449 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
450 * trans-mem.c (compute_transaction_bits): Place transaction bit
451 information into basic blocks.
453 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
455 * expr.c (get_def_for_expr_class): Define only if
456 HAVE_conditional_move.
457 (convert_tree_comp_to_rtx): Likewise.
459 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
462 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
464 (ffssi2_no_cmove): Ditto.
465 (*ffs<mode>_1): Remove insn pattern.
466 (*tzcnt<mode>_1): New insn pattern.
467 (*bsf<mode>1): Ditto.
469 2012-05-21 Richard Guenther <rguenther@suse.de>
471 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
472 more referenced vars.
473 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
474 flag on variables that have a var-annotation.
476 2012-05-21 Joseph Myers <joseph@codesourcery.com>
479 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
480 from folded operands before wrapping another around the
481 conditional expression.
483 2012-05-21 Jakub Jelinek <jakub@redhat.com>
485 PR tree-optimization/53366
486 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
487 tests if complex_numbers == 2, but there are non-complex number loads
490 PR tree-optimization/53409
491 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
492 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
494 PR tree-optimization/53410
495 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
496 instead of build_int_cst (type, 0) where vector types might be
497 involved. Instead of build_int_cst (type, 1) convert the original
498 integer_onep argument to the desired type.
500 2012-05-21 Michael Matz <matz@suse.de>
502 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
503 (simplify_test_exp): Handle one more case of distributive law,
504 decrease cost threshold.
505 (tests_attr_p, get_attr_order): New functions.
506 (optimize_attrs): Use topological order, inline only cheap values.
507 (write_attr_set): Reset our_known_true after some time.
509 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
512 * config/i386/i386.c (type_natural_mode): Warn passing SSE
513 vector argument without SSE enabled changes the ABI.
515 2012-05-21 Richard Guenther <rguenther@suse.de>
517 PR tree-optimization/53408
518 * tree-vect-loop.c (vectorizable_induction): Properly check
519 the restriction that we cannot handle induction results from
520 the inner loop outside of the outer loop.
522 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
525 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
526 (UNSPECV_RDRAND): This.
527 (rdrand<mode>_1): Updated.
529 2012-05-21 Richard Guenther <rguenther@suse.de>
531 * tree-loop-distribution.c (can_generate_builtin): Reject
534 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
536 * Makefile.in (options.c): Add options.h to included header
539 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
541 * tree-parloops.c : Add myself to contributors, update
542 TODO list, add link to wiki.
544 2012-05-21 Alan Modra <amodra@gmail.com>
546 * config/rs6000/predicates.md (input_operand): Don't match
547 constant pool addresses. Remove label_ref, high and plus from
548 match_code list. Remove redundant CONSTANT_P test.
549 (splat_input_operand): Similarly update match_code list.
550 (small_toc_ref): New predicate.
551 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
552 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
553 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
555 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
556 generated by create_TOC_reference.
557 (rs6000_legitimize_address): Update cerate_TOC_reference call.
558 (rs6000_delegitimize_address): Handle new rtl for toc refs.
559 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
560 (use_toc_relative_ref): New function, split out from..
561 (rs6000_emit_move): ..here. Remove redundant tests. Update
562 create_TOC_reference calls.
563 (rs6000_legitimize_reload_address): Formatting. Handle splitting
564 of medium/large model toc addresses. Use use_toc_relative_ref.
565 (print_operand): Formatting, style. Adjust for toc changes.
566 (print_operand_address): Likewise.
567 (rs6000_output_addr_const_extra): Likewise.
568 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
569 than a PLUS. Use this formulation for both high and low part
570 of -mcmodel=medium/large toc reference too. Before reload,
571 always use the small model formulation.
572 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
573 a PLUS in high part of addresses here.
574 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
575 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
576 (largetoc_high, largetoc_low): Move earlier. Cope when no
578 (largetoc_high_plus): New insn.
579 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
580 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
581 (tocref): ..instead do so here, new insn and split.
583 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
585 * config/i386/driver-i386.c (host_detect_local_cpu): Support
586 RDRND, F16C and FSGSBASE.
588 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
590 PR rtl-optimzation/53373
591 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
592 call pattern. Update split patterns.
593 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
594 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
596 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
598 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
601 2012-05-18 Jan Hubicka <jh@suse.cz>
603 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
604 (cgraph_process_new_functions): Process also aliases.
605 * lto-streamer-out.c (struct sets): Remove.
606 (trivally_defined_alias): Remove.
607 (output_alias_pair_p): Remove.
608 (output_unreferenced_globals): Remove.
609 (produce_symtab); Do not handle alias pairs.
610 (produce_asm_for_decls): Likewise.
611 * lto-streamer-in.c (input_alias_pairs): Remove.
612 (lto_read_body): Do not input alias pairs.
613 (lto_input_constructors_and_inits): Remove.
615 2012-05-18 Jan Hubicka <jh@suse.cz>
617 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
620 2012-05-18 Jan Hubicka <jh@suse.cz>
622 * cgraphbuild.c (record_reference): Update.
623 * lto-cgraph.c (lto_output_varpool_node): External vars
624 are not in other partition even if they are not output
625 in current partition.
626 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
628 (canonicalize_constructor_val): Take FROM_DECL argument.
629 (fold_ctor_reference, fold_string_cst_ctor_reference,
630 fold_array_ctor_reference, fold_nonarray_ctor_reference,
631 fold_ctor_reference): Likewise.
632 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
633 * gimple.h (gimple_fold_builtin): Likewise.
635 2012-05-18 Olivier Hainque <hainque@adacore.com>
637 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
638 $(libsubdir) as libexecsubdir.
640 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
642 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
643 relied on signed overflow behavior.
645 2012-05-18 Richard Guenther <rguenther@suse.de>
647 PR tree-optimization/53346
648 * tree-loop-distribution.c (ldist_gen): Make sure to apply
649 builtin transform even when only a single partition with
650 all reads/writes exists.
652 2012-05-18 Richard Guenther <rguenther@suse.de>
654 PR tree-optimization/53390
655 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
658 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
660 * tree-ssa-reassoc.c (bip_map): Remove decl.
661 (completely_remove_stmt): Remove function.
662 (remove_def_if_absorbed_call): Remove function.
663 (remove_visited_stmt_chain): Remove __builtin_powi handling.
664 (possibly_move_powi): Remove function.
665 (rewrite_expr_tree): Remove calls to possibly_move_powi.
666 (rewrite_expr_tree_parallel): Likewise.
667 (attempt_builtin_powi): Build multiplies explicitly rather than
668 relying on the ops vector and rank system.
669 (transform_stmt_to_copy): New function.
670 (transform_stmt_to_multiply): Likewise.
671 (reassociate_bb): Handle leftover operations after __builtin_powi
672 optimization; build a final multiply if necessary.
674 2012-05-18 Jan Hubicka <jh@suse.cz>
676 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
677 (mark_functions_to_output): Fix sanity check.
678 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
680 2012-05-18 Richard Guenther <rguenther@suse.de>
682 * tree-flow.h (mark_symbols_for_renaming): Remove.
683 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
684 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
685 (copy_debug_stmt): Likewise.
686 (expand_call_inline): Likewise.
687 (declare_return_variable): Mark the return variable for renaming
690 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
692 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
694 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
695 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
696 (ashrdi3,lshrdi3): Likewise.
697 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
699 2012-05-18 Meador Inge <meadori@codesourcery.com>
701 PR rtl-optimization/53352
702 * cse.c (equiv_constant): Ignore paradoxical subregs.
704 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
706 PR rtl-optimization/53125
707 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
708 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
709 die in the basic block. Correctly top off REG_FREQ and
710 REG_FREQ_CALLS_CROSSED.
712 (regstat_compute_ri): Allocate and free local_live_last_luid.
714 (regstat_bb_compute_calls_crossed): Correctly top off
715 REG_FREQ_CALLS_CROSSED.
717 2012-05-17 Jan Hubicka <jh@suse.cz>
719 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
720 constructor over decl without.
721 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
722 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
723 * cgraphunit.c (process_function_and_variable_attributes): Finalize
725 (mark_functions_to_output): Also accept bodies for functions with
727 (output_in_order): Skip external vars.
728 * lto-cgraph.c (lto_output_node): External functions are never in other
730 (lto_output_varpool_node): Likewise.
731 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
732 forgotten initializers.
733 * ipa.c (process_references): Handle external vars.
734 (symtab_remove_unreachable_nodes): Update to handle external vars.
735 (varpool_externally_visible_p): External vars are externally visible.
736 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
737 * varpool.c (varpool_remove_node): Remove constructor.
738 (decide_is_variable_needed): Handle externals.
739 (varpool_remove_unreferenced_decls): Likewise.
741 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
743 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
744 (enable_warning_as_error): Do not special case Wuninitialized.
745 * optc-gen.awk: Add sanity checks.
747 2012-05-17 Jan Hubicka <jh@suse.cz>
749 * ipa-reference.c (is_proper_for_analysis): Do not check flags
750 that might change as result of global optimization.
751 (analyze_function): Do not check analyzed and externally_visible
752 flags; be happy about address dereferences.
753 (propagate): Prune all_module_statics so it really contains just
754 statics; prune all the local summaries.
755 (ipa_reference_write_optimization_summary): Simplify.
757 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
759 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
760 * config/m68k/m68k-tables.opt: Regenerated.
761 * doc/invoke.texi (M680x0 Options): Document.
763 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
764 Patrick Marlier <patrick.marlier@gmail.com>
766 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
769 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
771 * configure: Regenerated.
773 2012-05-16 Andrew Pinski <apinski@cavium.com>
775 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
778 2012-05-16 David S. Miller <davem@davemloft.net>
780 * jump.c (delete_related_insns): If we remove a CALL, make sure
781 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
783 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
785 PR tree-optimization/53217
786 * tree-ssa-reassoc.c (bip_map): New static variable.
787 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
788 (attempt_builtin_powi): Save feeding multiplies on a stack.
789 (reassociate_bb): Create and destroy bip_map.
791 2012-05-16 Olivier Hainque <hainque@adacore.com>
793 * Makefile.in (install-no-fixedincludes): New target, former toplevel
794 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
795 Add comments and improve stamp preservation across the whole sequence.
796 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
798 2012-05-16 Richard Guenther <rguenther@suse.de>
800 * tree-inline.c (insert_init_stmt): Do not call
801 mark_symbols_for_renaming.
802 (setup_one_parameter): Avoid initializing unused parameters.
803 (declare_return_variable): Properly handle DECL_BY_REFERENCE
804 return vars in SSA form.
806 2012-05-16 Richard Guenther <rguenther@suse.de>
808 * tree-flow.h (get_virtual_var): Remove.
809 * tree-dfa.c (get_virtual_var): Likewise.
811 2012-05-16 Richard Guenther <rguenther@suse.de>
813 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
814 Remove set-only bitmap of new names.
815 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
817 * tree-flow.h (ssa_names_to_replace): Remove.
818 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
820 2012-05-16 Richard Guenther <rguenther@suse.de>
822 PR tree-optimization/53364
823 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
824 detect a view-conversion of the decl.
826 2012-05-16 Dodji Seketeli <dodji@redhat.com>
829 * c-tree.h (enum c_declspec_word): Declare new enum.
830 (struct c_declspecs::locations): New member.
831 (declspecs_add_qual, declspecs_add_scspec)
832 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
834 * c-decl.c (build_null_declspecs): Initialize the new struct
835 c_declspecs::locations member.
836 (declspecs_add_addrspace): Take a location parameter for the
837 address space. Store it onto declaration specifiers.
838 (declspecs_add_qual): Likewise, take a location parameter for the
840 (declspecs_add_type): Likewise, take a location parameter for the
842 (declspecs_add_scspec): Likewise, take a location parameter for
843 the storage class specifier.
844 (declspecs_add_attrs): Likewise, take a location parameter for the
846 (declspecs_add_alignas): Likewise, take a location parameter for
848 (finish_declspecs): For diagnostics, use the location of the
849 relevant declspec, instead of the global input_location.
850 * c-parser.c (c_parser_parameter_declaration): Pass the precise
851 virtual location of the declspec to the declspecs-setters.
852 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
855 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
857 * configure.ac: Stack protector enabling for Android targets.
858 * configure: Regenerate.
860 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
862 * ira.c (pseudo_move_insn): Delete.
863 (find_moveable_pseudos): Don't set it.
864 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
865 the definitions of the original pseudo. Delete all of them.
867 2012-05-16 Olivier Hainque <hainque@adacore.com>
869 * config/rs6000/rs6000-opts.h (enum processor_type): Add
871 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
872 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
873 * config/rs6000/8540.md: indicate that the units/patterns apply to
876 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
877 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
878 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
879 related flags, check that what is queried is supported by the selected
880 configuration. Rework the single/double_float and MASK_STRING resets to
881 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
882 costs for PROCESSOR_PPC8548 as well.
883 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
884 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
885 statement instead of a sequence of ifs.
887 * config/rs6000/rs6000.h (TARGET_E500): Remove.
888 (TARGET_NO_LWSYNC): Adjust accordingly.
889 * config/rs6000/e500.h (TARGET_E500): Remove.
890 (CHECK_E500_OPTIONS): Adjust accordingly.
891 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
892 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
893 * config/rs6000/linuxspe.h: Likewise.
894 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
895 superfluous comments.
896 * config/rs6000/e500-double.h: Remove.
898 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
899 default to with_cpu=8548 if --enable-e500-double, and to 8540
901 (set misc flags section): For powerpc*|rs6000*, remove inclusion
902 of e500-double.h for --enable-e500-double.
904 2012-05-16 Olivier Hainque <hainque@adacore.com>
906 * Makefile.in (s-header-vars): Resort to -n instead of trailing
907 -e d in sed invocation.
909 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
911 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
913 * doc/tm.texi: Regenerate.
915 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
917 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
919 2012-05-15 Jakub Jelinek <jakub@redhat.com>
922 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
923 that operands[2] is either immediate, or q_regs_operand.
925 2012-05-15 Richard Guenther <rguenther@suse.de>
927 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
928 (assemble_thunk): Likewise. Manually rename and register
931 2012-05-15 Richard Guenther <rguenther@suse.de>
933 PR tree-optimization/53355
934 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
937 2012-05-15 Tristan Gingold <gingold@adacore.com>
939 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
941 2012-05-15 Richard Guenther <rguenther@suse.de>
943 * gimple.c (gimple_set_modified): Move ...
944 * gimple.h (gimple_set_modified): ... here.
946 2012-05-15 Tristan Gingold <gingold@adacore.com>
948 * ira-color.c (move_spill_restore): Add a guard.
950 2012-05-15 Tristan Gingold <gingold@adacore.com>
952 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
955 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
957 * gimplify.c (gimplify_init_constructor): Do a block move for very
958 small objects as well.
960 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
962 * ira.c (find_moveable_pseudos): Skip registers whose
963 DF_REG_EQ_USE_COUNT is nonzero.
965 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
967 * doc/md.texi (fma): Define to only be applicable for single rounding.
969 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
972 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
973 generate target register for "load" class builtins.
976 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
979 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
980 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
981 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
982 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
983 (<sse>_movu<ssemodesuffix>): New expander.
984 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
985 (avx_movdqu<avxmodesuffix>): New expander.
986 (*sse2_movdqu): Rename from sse2_movdqu.
987 (sse2_movdqu): New expander.
989 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
992 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
993 (canonicalize_perm): ... new function.
994 (expand_vec_perm_2vperm2f128_vshuf): New function.
995 (ix86_expand_vec_perm_const_1): Call it.
997 2012-05-14 Andrew Pinski <apinski@cavium.com>
998 H.J. Lu <hongjiu.lu@intel.com>
999 Jakub Jelinek <jakub@redhat.com>
1002 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
1005 2012-05-14 Jakub Jelinek <jakub@redhat.com>
1007 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
1008 lineno 1 the same as lineno 0 before first start file directive.
1009 (optimize_macinfo_range): Likewise.
1011 * dwarf2out.c (have_macinfo): Define.
1012 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
1013 attribute, don't force empty compilation unit and don't emit any
1014 .debug_macinfo/.debug_macro section if macinfo_table is empty.
1016 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
1019 * config/avr/avr.c (avr_const_address_lo16): Remove.
1020 (avr_assemble_integer): Print ".byte lo8(x)",
1021 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
1022 .warning if 3-byte address is assembled.
1023 * doc/extend.texi (AVR Named Address Spaces): Document that
1024 binutils 2.23 is needed to assemble 3-byte addresses.
1026 2012-05-14 Richard Guenther <rguenther@suse.de>
1028 * tree-vect-data-refs.c (vect_setup_realignment): Remove
1029 call to mark_symbols_for_renaming.
1030 (vect_permute_load_chain): Likewise.
1031 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
1032 instead of calling mark_symbols_for_renaming.
1033 * tree-vect-stmts.c (read_vector_array): Remove call to
1034 mark_symbols_for_renaming.
1035 (write_vector_array): Likewise.
1036 (vectorizable_call): Likewise.
1037 (vectorizable_store): Likewise.
1038 (vectorizable_load): Likewise.
1039 * matrix-reorg.c (transform_allocation_sites): Likewise.
1040 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
1041 (create_expression_by_pieces): Likewise.
1043 2012-05-14 Richard Guenther <rguenther@suse.de>
1045 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
1046 of statements for renaming.
1047 (force_gimple_operand_1): Likewise, consistently for both
1048 calls to force_gimple_operand and force_gimple_operand_gsi.
1050 2012-05-14 Richard Guenther <rguenther@suse.de>
1052 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
1053 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
1055 (expand_omp_for): Likewise.
1056 (expand_omp_for_generic): Adjust conditional add to referenced vars.
1057 Use make_rename_temp for temporaries that should be rewritten into
1059 (expand_omp_for_static_nochunk): Likewise.
1060 (expand_omp_atomic_pipeline): Likewise.
1062 2012-05-14 Richard Guenther <rguenther@suse.de>
1064 PR tree-optimization/53331
1065 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
1067 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
1069 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1072 * doc/options.texi: (LangEnabledBy): Document it.
1073 * optc-gen.awk: Handle LangEnabledBy.
1074 * opth-gen.awk: Generate declaration for lang-specific functions.
1075 * opt-read.awk: Record lang numbers.
1076 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
1077 (lang_sanitized_name): New.
1079 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
1081 * attribs.c (decl_attributes): Avoid emitting a warning if
1083 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
1084 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
1085 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
1086 define a string "1".
1087 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
1088 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
1089 BUILT_IN_STRCPY): Use it for these functions.
1090 * postreload.c (reload_combine): Deal with SETs inside
1091 CALL_INSN_FUNCTION_USAGE.
1092 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
1093 Look for REG_RETURNED notes and use a cheap restore if possible.
1094 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
1095 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
1096 * ira-build.c (ira_create_allocno, create_cap_allocno,
1097 propagate_allocno_info, propagate_some_info_from_allocno,
1098 copy_info_to_removed_store_destination, ira_flattening): Handle it.
1099 * ira-lives.c (pseudo_regno_single_word_and_live_p,
1100 find_call_crossed_cheap_reg): New static functions.
1101 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
1102 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
1103 a REG_RETURNED note in that case.
1104 * ira.c (setup_reg_renumber): Change assert to allow cases where
1105 allocnos only cross calls for which they are cheap to restore.
1106 * ira-costs.c (ira_tune_allocno_costs): Compare
1107 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
1109 * reg-notes.def (REG_RETURNED): New note.
1110 * cse.c (cse_insn): Likewise.
1111 * sched-deps.c (sched_analyze_insn): Likewise.
1112 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
1113 * calls.c (decl_return_flags): New static function.
1114 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
1115 functions that return one of their arguments.
1116 * regcprop.c (struct kill_set_value_data): New.
1117 (kill_set_value): Interpret data as a pointer to such a struct.
1118 Do nothing if the caller wants the register to be ignored.
1119 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
1121 2012-05-14 Richard Guenther <rguenther@suse.de>
1123 PR tree-optimization/53340
1124 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
1126 2012-05-14 Richard Guenther <rguenther@suse.de>
1128 * gimplify.c (gimplify_expr): Remove odd code.
1130 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
1132 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
1133 into a PLUS_EXPR byte offset.
1135 * tree-ssa-pre.c (can_value_number_call): Delete.
1136 (compute_avail): Skip all statements with side effects.
1137 <GIMPLE_CALL>: Skip calls to internal functions.
1139 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
1141 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
1143 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1145 * common.opt (Wtype-limits): Use EnabledBy.
1147 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
1149 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
1150 (pushtf splitter): Ditto.
1152 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
1153 (<code>tf2): Enable for TARGET_SSE.
1154 (*absnegtf2_sse): Ditto.
1155 (copysign<mode>3): Enable TFmode for TARGET_SSE.
1156 (copysign<mode>3_const): Ditto.
1157 (copysign<mode>3_var): Ditto.
1158 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
1159 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
1160 (*<code>tf3): Ditto.
1161 * config/i386/i386.c (struct builtin_description bdesc_args)
1162 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
1163 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
1164 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
1165 Emit a normal call if SSE isn't available.
1167 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
1169 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
1170 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
1171 (<code><mode>3): Ditto.
1172 (*andnot<mode>3): Ditto.
1173 (*andnottf3): Ditto.
1174 (*<code><mode>3): Ditto.
1177 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1179 * optc-gen.awk: Error instead of warning for conflicting help.
1181 2012-05-12 Jason Merrill <jason@redhat.com>
1184 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
1187 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
1189 * function.c (requires_stack_frame_p): If the function can throw
1190 non-call exceptions, return true if the insn can throw internally.
1192 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
1194 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
1196 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
1198 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
1199 ORDERED and UNORDERED conditions.
1201 2012-05-11 Richard Guenther <rguenther@suse.de>
1203 * tree-flow.h (referenced_var_check_and_insert): Remove.
1204 (find_new_referenced_vars): Likewise.
1205 * tree-dfa.c (referenced_var_check_and_insert): Make static.
1206 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
1207 * tree-inline.c (copy_bb): Use find_referenced_vars_in
1208 instead of find_new_referenced_vars.
1209 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
1211 2012-05-11 Richard Guenther <rguenther@suse.de>
1213 * tree-pass.h (pass_rest_of_compilation,
1214 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
1216 * passes.c (pass_all_optimizations, pass_postreload,
1217 pass_all_early_optimizations): Make static.
1218 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
1219 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
1220 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
1221 (delete_tree_ssa): Do not call fini_phinodes.
1222 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
1224 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
1227 * doc/options.texi (EnabledBy): Document
1228 * opts.c: Include opts.h and options.h before tm.h.
1229 (finish_options): Do not handle some sub-options here...
1230 (common_handle_option): ... instead call common_handle_option_auto here.
1231 * optc-gen.awk: Handle EnabledBy.
1232 * opth-gen.awk: Declare common_handle_option_auto.
1233 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
1234 (Wmaybe-uninitialized): Likewise.
1235 (Wunused-but-set-variable): Likewise.
1236 (Wunused-function): Likewise.
1237 (Wunused-label): Likewise.
1238 (Wunused-value): Likewise.
1239 (Wunused-variable): Likewise.
1240 * opt-read.awk: Create opt_numbers array.
1242 2012-05-11 Richard Guenther <rguenther@suse.de>
1244 PR tree-optimization/53295
1245 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
1247 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
1248 strides when analyzing data-references in a loop context.
1249 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
1250 non-constant strides for now.
1251 (vect_enhance_data_refs_alignment): Ignore data references
1252 that are strided loads.
1253 (vect_analyze_data_ref_access): Handle non-constant strides.
1254 (vect_check_strided_load): Verify the data-reference is a load.
1255 (vect_analyze_data_refs): Restructure to make strided load
1256 support not dependent on gather support.
1257 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
1258 when doing strided or gather loads.
1259 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
1260 integer_zerop to compare stride with zero.
1262 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
1264 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
1266 2012-05-11 Jan Hubicka <jh@suse.cz>
1269 * varpool.c (varpool_assemble_decl): Also output constat pool entries
1270 that output_constant_pool missed.
1272 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
1274 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
1275 MULTILIB_EXTRA_OPTS.
1277 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
1280 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
1282 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
1284 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
1285 optimization for TARGET_AVX.
1286 (*movti_internal_sse): Ditto.
1287 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
1288 (*movdi_internal): Ditto.
1289 (*movsi_internal): Ditto.
1290 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
1291 (*movdf_internal_rex64): Ditto.
1292 (*movfd_internal): Ditto.
1293 (*movsf_internal): Ditto.
1294 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
1296 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
1298 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
1299 reference as size attribute.
1301 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
1302 Tristan Gingold <gingold@adacore.com>
1304 * doc/md.texi (Standard Names): Document probe_stack_address.
1305 * explow.c (emit_stack_probe): Handle probe_stack_address.
1306 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
1307 (UNSPECV_PROBE_STACK_RANGE): Likewise.
1308 (probe_stack_address): New insn.
1309 (probe_stack_range): Likewise.
1310 * config/ia64/ia64.c: Include common/common-target.h.
1311 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
1312 checking is enabled.
1313 (ia64_emit_probe_stack_range): New function.
1314 (output_probe_stack_range): Likewise.
1315 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
1316 builtin stack checking is enabled.
1317 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
1318 and UNSPECV_PROBE_STACK_ADDRESS.
1319 (unknown_for_bundling_p): New predicate.
1320 (group_barrier_needed): Use important_for_bundling_p.
1321 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
1322 (issue_nops_and_insn): Likewise.
1323 (bundling): Likewise.
1324 (final_emit_insn_group_barriers): Likewise.
1325 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
1326 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
1327 (STACK_CHECK_PROTECT): Likewise.
1328 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
1330 2012-05-10 Jan Hubicka <jh@suse.cz>
1332 * ipa-inline.c (update_all_callee_keys): Remove.
1333 (inline_small_functions): Simplify priority updating.
1335 2012-05-10 Jan Hubicka <jh@suse.cz>
1337 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
1339 2012-05-10 Jan Hubicka <jh@suse.cz>
1341 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
1342 (symtab_remove_unreachable_nodes): ... this one.
1343 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
1344 * cgraphunit.c (ipa_passes): Update.
1345 * cgraphclones.c (cgraph_materialize_all_clones): Update.
1346 * cgraph.c (cgraph_release_function_body): Only turn initial
1347 into error mark when initial was previously set.
1348 * ipa-inline.c (ipa_inline): Update.
1349 * ipa.c: Include ipa-inline.h
1350 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
1351 (enqueue_node): New function.
1352 (process_references): Update.
1353 (symtab_remove_unreachable_nodes): Cleanup.
1354 * passes.c (execute_todo, execute_one_pass): Update.
1356 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
1358 PR rtl-optimization/53125
1359 * ira.c (ira): Call find_moveable_pseudos and
1360 move_unallocated_pseudos if only ira_conflicts_p is true.
1362 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
1364 * config/i386/i386.md (*movoi_internal_avx): Handle
1365 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
1366 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
1367 (*movti_internal_sse): Ditto.
1368 (*movtf_internal): Ditto.
1369 * config/i386/sse.md (ssePSmode): New mode attribute.
1370 (*move<mode>_internal): Use ssePSmode.
1371 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
1372 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
1373 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
1374 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
1376 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
1378 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
1379 DECL_ORIGINAL_TYPE if it is present.
1381 2012-05-10 Nick Clifton <nickc@redhat.com>
1384 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
1385 a "0" constraint to being a (match_dup 0).
1387 2012-05-10 Richard Guenther <rguenther@suse.de>
1389 * stor-layout.c (byte_from_pos): Amend comment.
1391 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1393 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
1394 Document requirement to call in constructors.
1396 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
1398 2012-05-10 Richard Guenther <rguenther@suse.de>
1400 * tree.h (TYPE_IS_SIZETYPE): Remove.
1401 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
1402 (extract_muldiv_1): Likewise.
1403 * gimple.c (gtc_visit): Likewise.
1404 (gimple_types_compatible_p): Likewise.
1405 (iterative_hash_canonical_type): Likewise.
1406 (gimple_canonical_types_compatible_p): Likewise.
1407 * gimplify.c (gimplify_one_sizepos): Likewise.
1408 * print-tree.c (print_node): Likewise.
1409 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
1411 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
1414 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
1415 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
1416 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
1417 instead of xop_mulv2div2di3_low.
1418 (xop_p<macs>dql): Fix vec_select selector.
1419 (xop_p<macs>dqh): Ditto.
1420 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
1421 (xop_mulv2div2di3_high): Ditto.
1423 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1426 * diagnostic.h (diagnostic_context): Add last_location.
1427 * diagnostic.c (diagnostic_initialize): Initialize it.
1428 (diagnostic_show_locus): Use it.
1430 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1432 * doc/extend.texi (Function Attributes): Point xref to section
1435 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
1437 * config/i386/i386.c (*movdf_internal_rex64): Remove
1438 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
1439 Calculate "mode" attribute according to
1440 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
1441 (*movdf_internal): Ditto.
1443 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
1446 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
1447 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
1448 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
1449 or when optimizing for size.
1450 * config/i386/sse.md (*mov<mode>_internal): Remove
1451 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
1452 Calculate "mode" attribute according to optimize_function_for_size_p
1453 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
1454 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
1455 depending on the mode of the instruction. Calculate "mode" attribute
1456 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
1457 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
1458 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
1460 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
1463 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
1464 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
1465 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
1466 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
1467 (expand_prologue): Move initialization of cfun->machine->is_naked,
1468 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
1469 (avr_set_current_function): ...this new static function.
1470 (TARGET_SET_CURRENT_FUNCTION): New define.
1471 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
1472 checking attributes of current_function_decl.
1473 (avr_regs_to_save): Ditto.
1474 (signal_function_p): Rename to avr_signal_function_p.
1475 (interrupt_function_p): Rename to avr_interrupt_function_p.
1477 * doc/extend.texi (Function Attributes): Better explanation of
1478 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
1481 2012-05-09 Michael Matz <matz@suse.de>
1483 PR tree-optimization/53185
1484 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
1485 peeling when we see strided loads.
1487 2012-05-09 Matthias Klose <doko@ubuntu.com>
1489 * gcc-ar.c (main): Don't check for execute bits for the plugin.
1491 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1493 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
1494 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
1495 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
1496 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
1497 (USE_LOAD_POST_INCREMENT): Define.
1498 (USE_LOAD_PRE_INCREMENT): Define.
1499 (USE_LOAD_POST_DECREMENT): Define.
1500 (USE_LOAD_PRE_DECREMENT): Define.
1501 (USE_STORE_PRE_DECREMENT): Define.
1502 (USE_STORE_PRE_INCREMENT): Define.
1503 (USE_STORE_POST_DECREMENT): Define.
1504 (USE_STORE_POST_INCREMENT): Define.
1505 (arm_auto_incmodes): Add enumeration.
1506 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
1507 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
1509 2012-05-09 Jakub Jelinek <jakub@redhat.com>
1511 PR tree-optimization/53226
1512 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
1513 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
1514 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
1515 doesn't need to be revisited, look for earliest stmt with
1516 !gimple_plf (stmt, GF_PLF_1) if something changed.
1518 2012-05-09 Terry Guo <terry.guo@arm.com>
1520 * genmultilib: Update copyright dates.
1521 * doc/fragments.texi: Ditto.
1523 2012-05-09 Terry Guo <terry.guo@arm.com>
1525 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
1526 * genmultilib (MULTILIB_REQUIRED): New.
1527 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
1529 2012-05-09 Richard Guenther <rguenther@suse.de>
1531 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
1532 (vect_do_peeling_for_loop_bound): Likewise.
1533 (vect_do_peeling_for_alignment): Likewise.
1534 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
1535 (vect_do_peeling_for_loop_bound): Get check_profitability and
1536 threshold as parameters.
1537 (vect_do_peeling_for_alignment): Likewise.
1538 (vect_loop_versioning): Likewise.
1539 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
1540 and threshold here. Control where to put the check here.
1542 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
1545 * dwarf2out.h (get_address_mode): Move declaration to...
1547 * dwarf2out.c (get_address_mode): Move definition to...
1548 * rtlanal.c: ...here.
1549 * var-tracking.c (get_address_mode): Delete.
1550 * combine.c (find_split_point): Use get_address_mode instead of
1551 targetm.addr_space.address_mode.
1552 * cselib.c (cselib_record_sets): Likewise.
1553 * dse.c (canon_address, record_store): Likewise.
1554 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
1555 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
1556 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
1557 (expand_expr_real_1): Likewise.
1558 * ifcvt.c (noce_try_cmove_arith): Likewise.
1559 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
1560 * reload.c (find_reloads): Likewise.
1561 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
1562 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
1564 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
1566 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
1567 information from the instruction produced.
1569 2012-05-09 Richard Guenther <rguenther@suse.de>
1571 * stor-layout.c (bit_from_pos): Document.
1572 (byte_from_pos): Likewise. Optimize.
1573 (pos_from_bit): Likewise.
1574 (normalize_offset): Use pos_from_bit instead of replicating it.
1576 2012-05-09 Alan Modra <amodra@gmail.com>
1579 * config/rs6000/rs6000.c (gen_frame_set): New function.
1580 (gen_frame_load, gen_frame_store): New functions.
1581 (rs6000_savres_rtx): Use the above.
1582 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
1583 Correct mode used for CR2 in save/restore_world patterns.
1584 Don't emit instructions for eh_return frame unwind reg info.
1586 2012-05-08 Jan Hubicka <jh@suse.cz>
1588 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
1590 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
1592 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
1594 (compile_file): Do not output variables.
1595 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
1597 * langhooks.c: Include timevar.h
1598 (write_global_declarations): Finalize compilation unit after wrapup;
1599 set timevars correctly.
1600 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
1601 not to be added to varpool.
1602 * varpool.c (varpool_assemble_decl): Sanity check that we are called
1603 only on cases where it makes sense; skip constant pool and value expr
1606 2012-05-08 David S. Miller <davem@davemloft.net>
1608 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
1609 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
1610 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
1612 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
1614 PR rtl-optimization/53278
1615 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
1616 speed_p code from earlier patch.
1618 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1621 * config/sh/sh.md (*branch_true, *branch_false): New insns.
1623 2012-05-08 Teresa Johnson <tejohnson@google.com>
1625 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
1626 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
1628 2012-05-08 Jan Hubicka <jh@suse.cz>
1630 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
1631 (cgraph_create_node_1): Rename to ...
1632 (cgraph_create_empty_node): ... this one; export.
1633 (cgraph_create_node): Update.
1634 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
1635 (cgraph_create_edge_including_clones): Likewise.
1636 (cgraph_find_replacement_node): Likewise.
1637 (cgraph_clone_edge): Likewise.
1638 (cgraph_clone_node): Likewise.
1639 (clone_function_name): Likewise.
1640 (cgraph_create_virtual_clone): Likewise.
1641 (cgraph_remove_node_and_inline_clones): Likewise.
1642 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
1643 * cgraph.h: Reorder declarations so they match file of origin.
1644 (cgraph_create_empty_node): Declare.
1645 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
1646 (cgraph_copy_node_for_versioning): Likewise.
1647 (cgraph_function_versioning): Likewise.
1648 (cgraph_materialize_clone): Likewise.
1649 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
1650 (cgraph_materialize_all_clones): Likewise.
1651 * cgraphclones.c: New file.
1652 * Makefile.in: Update for cgraphclones.
1654 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
1657 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
1658 (ix86_rtx_costs): Handle SET.
1660 2012-05-08 Michael Matz <matz@suse.de>
1662 * basic-block.h (struct rtl_bb_info): Remove visited member and
1663 move head_ member to ...
1664 (struct basic_block_def.basic_block_il_dependent): ... the new
1665 member x, replacing but containing old member rtl.
1666 (enum bb_flags): New BB_VISITED flag.
1667 (BB_HEADER, BB_FOOTER): New macros.
1669 * jump.c (mark_all_labels): Adjust.
1670 * cfgcleanup.c (try_optimize_cfg): Adjust.
1671 * cfglayout.c (record_effective_endpoints): Adjust.
1672 (relink_block_chain): Ditto (and don't fiddle with visited).
1673 (fixup_reorder_chain): Adjust.
1674 (fixup_fallthru_exit_predecessor): Ditto.
1675 (cfg_layout_duplicate_bb): Ditto.
1676 * combine.c (update_cfg_for_uncondjump): Adjust.
1677 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
1678 (bb_visited_trace): New accessor.
1679 (mark_bb_visited): Move in front.
1680 (rotate_loop): Use bb_visited_trace.
1681 (find_traces_1_round): Ditto.
1682 (emit_barrier_after): Ditto.
1683 (copy_bb): Ditto, and initialize visited on resize.
1684 (reorder_basic_blocks): Initize visited member.
1685 (duplicate_computed_gotos): Clear bb flags at start, use
1688 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
1689 (rtl_verify_flow_info_1): Ditto.
1690 (cfg_layout_split_block): Ditto.
1691 (cfg_layout_delete_block): Ditto.
1692 (cfg_layout_merge_blocks): Ditto.
1693 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
1695 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
1698 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
1699 when a constant source operand matches an "I" constraint, the "no
1700 CC0 change" applies to a register-destination only, not a
1701 strict_low_part-destination.
1703 2012-05-08 Richard Guenther <rguenther@suse.de>
1705 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
1706 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
1708 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
1710 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
1712 * doc/avr-mmcu.texi: New auto-generated file.
1713 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
1714 to document all valid -mmcu= arguments.
1716 * config/avr/avr.h (arch_info_s): New struct definition.
1717 * config/avr/avr-devices.c (avr_texinfo): New variable.
1718 * config/avr/gen-avr-mmcu-texi.c: New file.
1719 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
1721 2012-05-08 Dehao Chen <dehao@google.com>
1723 * predict.c (find_qualified_ssa_name): New.
1724 (find_ssa_name_in_expr): New.
1725 (find_ssa_name_in_assign_stmt): New.
1726 (is_comparison_with_loop_invariant_p): New.
1727 (is_bound_expr_similar): New.
1728 (predict_iv_comparison): New.
1729 (predict_loops): Add heuristic for loop-nested branches that compare an
1730 induction variable to a loop bound variable.
1731 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
1733 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
1735 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
1736 TARGET_BDVER2 defines where appropriate.
1738 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
1740 * configure.ac (PLUGIN_LD): Rename into...
1741 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
1742 * config.in: Regenerate.
1743 * configure: Likewise.
1744 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
1746 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
1748 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
1749 computation using the precision of the index type.
1750 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
1751 (fold_array_ctor_reference): Do index computations in the index type.
1753 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
1755 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
1756 down to plus_constant.
1757 (expand_epilogue): Ditto.
1759 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
1761 * postreload.c (reload_cse_regs): Make static.
1762 * reload.h (reload_cse_regs): Remove prototype.
1764 2012-05-07 Richard Henderson <rth@redhat.com>
1766 * config/alpha/alpha.md (clear_cache): New pattern.
1768 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
1771 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
1772 is folded to a type boundary value, verify that the resulting case
1773 label is still a care range.
1775 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
1777 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
1778 only for TARGET_GENERIC, when not optimizing for size.
1779 (*ffs<mode>_1): Ditto.
1781 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
1783 * tree-cfg.c (verify_gimple_switch): Tighten checks.
1785 2012-05-07 Jakub Jelinek <jakub@redhat.com>
1787 PR tree-optimization/53239
1788 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
1789 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
1791 2012-05-07 Richard Guenther <rguenther@suse.de>
1793 PR tree-optimization/53195
1794 * tree-inline.c (setup_one_parameter): Properly add referenced
1795 vars from the parameters new known value.
1797 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
1799 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
1800 (sched_branch_type): Remove.
1801 (m68k_sched_md_init_global): Don't allocate it.
1802 (m68k_sched_md_finish_global): Don't free it.
1803 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
1804 * config/m68k/m68k.md: Set the type of insns using
1805 m68k_sched_branch_type to bcc directly.
1807 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1809 * config/sol2.c (solaris_override_options): New function.
1810 * config/sol2-protos.h (solaris_override_options): Declare.
1811 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
1813 2012-05-07 Richard Guenther <rguenther@suse.de>
1815 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
1816 whether we failed to compute data dependences.
1817 (loop_prefetch_arrays): Fail if we failed.
1819 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
1820 Paolo Bonzini <bonzini@gnu.org>
1822 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
1823 Emit bsf when optimizing for size.
1824 (*ffs<mode>_1): Ditto.
1826 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
1829 * config/sh/sh.c (sh_rtx_costs): Handle SET.
1831 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
1834 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
1835 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
1836 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
1838 (*bswapdi2_doubleword): New insn pattern.
1839 (*bswap<mode>2): Rename from *bswap<mode>2_1.
1841 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
1843 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
1844 (mips_set_reg_reg_cost): Likewise.
1845 (mips_rtx_costs): Handle SET.
1847 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
1849 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
1850 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
1851 to compute the cost of moves. Set the mode of the target register.
1853 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
1855 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
1856 plus_constant function.
1857 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
1858 that the mode is sensible.
1859 (use_anchored_address, round_push, allocate_dynamic_stack_space)
1860 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
1863 * alias.c (canon_rtx): Likewise.
1864 (init_alias_analysis): Likewise.
1865 * builtins.c (expand_builtin_return_addr)
1866 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
1867 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
1868 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
1869 (expand_builtin_stpcpy): Likewise.
1870 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
1871 (compute_argument_addresses, internal_arg_pointer_based_exp)
1872 (expand_call, emit_library_call_value_1): Likewise.
1873 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
1874 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
1875 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
1876 * cse.c (insert_const_anchor, find_reg_offset_for_const)
1877 (use_related_value, fold_rtx): Likewise.
1878 * cselib.c (cselib_subst_to_values): Likewise.
1879 * dse.c (record_store, check_mem_read_rtx): Likewise.
1880 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
1881 * emit-rtl.c (adjust_address_1): Likewise.
1882 * except.c (sjlj_emit_function_enter)
1883 (expand_builtin_extract_return_addr)
1884 (expand_builtin_frob_return_addr): Likewise.
1885 * expmed.c (expand_divmod): Likewise.
1886 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
1887 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
1888 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
1889 * function.c (assign_stack_local_1)
1890 (instantiate_virtual_regs_in_rtx): Likewise.
1891 * optabs.c (prepare_cmp_insn): Likewise.
1892 * recog.c (offsettable_address_addr_space_p): Likewise.
1893 * reload.c (find_reloads_address, form_sum)
1894 (find_reloads_subreg_address): Likewise.
1895 * reload1.c (init_reload, eliminate_regs_1)
1896 (eliminate_regs_in_insn): Likewise.
1897 * simplify-rtx.c (simplify_unary_operation_1)
1898 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
1899 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
1900 (vt_add_function_parameter): Likewise.
1902 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
1903 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
1904 * config/alpha/alpha.c (alpha_legitimize_address_1)
1905 (get_unaligned_address, alpha_expand_unaligned_load)
1906 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
1907 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
1908 (alpha_expand_builtin_establish_vms_condition_handler)
1909 (alpha_setup_incoming_varargs, emit_frame_store_1)
1910 (alpha_expand_prologue, alpha_expand_epilogue)
1911 (alpha_use_linkage): Likewise.
1912 * config/alpha/alpha.md: Likewise.
1914 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
1915 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
1916 (thumb_legitimize_address, arm_gen_load_multiple_1)
1917 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
1918 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
1919 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
1920 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
1921 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
1922 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
1923 (thumb_expand_movmemqi, arm_set_return_address)
1924 (thumb_set_return_address): Likewise.
1925 * config/arm/arm.md: Likewise.
1927 * config/avr/avr.c (avr_incoming_return_addr_rtx)
1928 (avr_prologue_setup_frame, expand_epilogue)
1929 (avr_const_address_lo16): Likewise.
1931 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
1932 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
1933 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
1934 (bfin_output_mi_thunk): Likewise.
1936 * config/c6x/c6x.c (c6x_initialize_trampoline)
1937 (c6x_output_mi_thunk): Likewise.
1939 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
1940 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
1942 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
1943 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
1944 (cris_emit_movem_store, cris_trampoline_init): Likewise.
1945 * config/cris/cris.md: Likewise.
1947 * config/darwin.c (machopic_indirect_data_reference)
1948 (machopic_legitimize_pic_address): Likewise.
1950 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
1951 (epiphany_expand_prologue, epiphany_expand_epilogue)
1952 (epiphany_trampoline_init): Likewise.
1953 * config/epiphany/epiphany.md: Likewise.
1955 * config/fr30/fr30.c (fr30_move_double): Likewise.
1957 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
1958 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
1959 (frv_index_memory, unspec_got_name, frv_find_base_term)
1960 (frv_output_dwarf_dtprel): Likewise.
1962 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
1963 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
1965 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
1966 * config/i386/i386.c (setup_incoming_varargs_64)
1967 (setup_incoming_varargs_ms_64, choose_baseaddr)
1968 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
1969 (ix86_emit_probe_stack_range, ix86_expand_prologue)
1970 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
1971 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
1972 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
1973 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
1974 (x86_output_mi_thunk): Likewise.
1975 * config/i386/i386.md: Likewise.
1977 * config/ia64/ia64.c (ia64_expand_load_address)
1978 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
1979 (do_spill, ia64_trampoline_init): Likewise.
1981 * config/iq2000/iq2000.c (iq2000_va_start)
1982 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
1983 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
1984 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
1986 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
1988 * config/m32c/m32c.c (m32c_return_addr_rtx)
1989 (m32c_expand_insv): Likewise.
1991 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
1992 (m32r_legitimize_pic_address, m32r_print_operand)
1993 (m32r_print_operand_address): Likewise.
1995 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
1996 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
1997 (EH_RETURN_HANDLER_RTX): Likewise.
1998 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
1999 (m68k_expand_epilogue, legitimize_pic_address)
2000 (m68k_output_mi_thunk): Likewise.
2001 * config/m68k/m68k.md: Likewise.
2003 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
2004 (mcore_expand_epilog): Likewise.
2005 * config/mcore/mcore.md: Likewise.
2007 * config/mep/mep.c (mep_allocate_initial_value)
2008 (mep_expand_prologue, mep_expand_epilogue): Likewise.
2010 * config/microblaze/microblaze.c (double_memory_operand)
2011 (microblaze_block_move_loop): Likewise.
2013 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
2014 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
2015 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
2016 (mips_expand_prologue, mips_epilogue_set_cfa)
2017 (mips_expand_epilogue): Likewise.
2018 * config/mips/mips.md: Likewise.
2020 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
2021 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
2023 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
2024 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
2026 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2027 (EH_RETURN_HANDLER_RTX): Likewise.
2028 * config/moxie/moxie.c (moxie_static_chain): Likewise.
2030 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
2031 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
2032 (pa_return_addr_rtx, hppa_builtin_saveregs)
2033 (pa_trampoline_init): Likewise.
2034 * config/pa/pa.md: Likewise.
2036 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
2038 * config/picochip/picochip.c (picochip_static_chain): Likewise.
2040 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
2041 * config/rs6000/rs6000.c (rs6000_legitimize_address)
2042 (setup_incoming_varargs, print_operand, rs6000_return_addr)
2043 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
2044 (rs6000_emit_epilogue)
2045 (rs6000_machopic_legitimize_pic_address): Likewise.
2047 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
2049 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
2050 (DYNAMIC_CHAIN_ADDRESS): Likewise.
2051 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
2052 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
2053 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
2054 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
2055 (s390_emit_epilogue, s390_function_profiler): Likewise.
2056 * config/s390/s390.md: Likewise.
2058 * config/score/score.c (score_add_offset, score_prologue): Likewise.
2060 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
2061 (sh_output_mi_thunk): Likewise.
2062 * config/sh/sh.md: Likewise.
2064 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
2065 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
2066 * config/sparc/sparc.c (sparc_legitimize_pic_address)
2067 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
2068 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
2069 (emit_and_preserve): Likewise.
2070 * config/sparc/sparc.md: Likewise.
2072 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
2073 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
2074 (spu_setup_incoming_varargs, ea_load_store_inline)
2075 (spu_expand_load): Likewise.
2077 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
2078 (combine_bnp): Likewise.
2080 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
2081 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
2082 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
2084 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
2085 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
2086 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
2088 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
2089 * config/v850/v850.md: Likewise.
2091 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
2092 (EH_RETURN_HANDLER_RTX): Likewise.
2093 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
2094 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
2095 (print_operand_address, vax_trampoline_init): Likewise.
2097 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
2098 (xtensa_function_value_regno_p): Likewise.
2100 2012-05-04 Andrew Pinski <apinski@cavium.com>
2102 * expr.c (get_def_for_expr_class): New function.
2103 (convert_tree_comp_to_rtx): New function.
2104 (expand_cond_expr_using_cmove): New function.
2105 (expand_expr_real_2 <case COND_EXPR>): Call
2106 expand_cond_expr_using_cmove first and return if it succeeds.
2107 Remove the check for HAVE_conditional_move since we should have
2108 already converted it to a conditional move.
2109 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
2110 modes of DImode for 32bits and TImode.
2112 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
2115 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
2116 (print_md_ptr_loc, print_c_condition): Use them.
2117 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
2118 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
2119 attr_file, dfa_file, latency_file): New global variables.
2120 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
2121 write_upcase, write_indent, write_length_unit_log, write_test_expr,
2122 write_attr_get, write_insn_cases, write_eligible_delay,
2123 write_const_num_delay_slots): Accept FILE pointer and toss it around.
2125 (write_header, open_outfile, handle_arg): New funcions.
2126 (make_automaton_attrs): Write prototypes as extern to the output
2128 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
2129 names from the command line. Open the output files and write out
2130 internal functions for DFA functions to dfa_file_name, insn latency
2131 functions to latency_file_name, and everything else to attr_file.
2132 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
2133 (BACKEND): Build libbackend first.
2134 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
2135 (.PRECIOUS): Likewise.
2136 (insn-dfatab.o): New rule.
2137 (insn-latencytab.o): New rule.
2138 (simple_rtl_generated_c): Do not include insn-attrtab.c.
2139 (s-attrtab): New rule.
2141 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
2143 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
2144 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
2145 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
2146 * reorg.c (get_jump_flags): Do not set the removed flags.
2148 * doc/md.texi (attr_flag): Update for abovementioned changes.
2150 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
2153 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
2154 (TARGET_CMOV): Rename from TARGET_CMOVE.
2155 (TARGET_CMOVE): New define.
2156 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
2157 Do not set TARGET_CMOVE here.
2159 2012-05-04 Dodji Seketeli <dodji@redhat.com>
2161 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
2162 * opts.c (finish_options): Activate -Wunused-local-typedefs if
2163 -Wunused is activated.
2164 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
2166 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2168 * config/s390/s390.md (*movmem_short, *clrmem_short)
2169 (*cmpmem_short): Move the mode check from the insn condition to
2172 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
2174 PR tree-optimization/52633
2175 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
2176 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
2177 (vect_recog_over_widening_pattern): Remove handling of code that was
2178 already detected as over-widening pattern. Remove special handling
2179 of "unsigned" cases. Instead, support general case of conversion
2180 of the shift result to another type.
2182 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
2184 * tree-vect-patterns.c (vect_single_imm_use): New function.
2185 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
2186 (vect_recog_over_widening_pattern): Likewise.
2187 (vect_recog_widen_shift_pattern): Likewise.
2189 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
2191 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
2192 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
2193 (vect_recog_widen_mult_pattern): Likewise.
2194 (vect_operation_fits_smaller_type): Likewise.
2195 (vect_recog_over_widening_pattern): Likewise.
2196 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
2198 2012-05-04 Richard Guenther <rguenther@suse.de>
2201 * lto-wrapper.c (merge_and_complain): Complain about mismatches
2202 of -freg-struct-return and -fpcc-struct-return.
2203 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
2204 from the input file options and ignore those from the link
2207 2012-05-04 Richard Guenther <rguenther@suse.de>
2209 PR tree-optimization/53168
2210 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
2211 memory reads when the result is a constant we can pun.
2213 2012-05-04 Richard Guenther <rguenther@suse.de>
2215 * common.opt (flto-report): Do not mark as Optimization.
2217 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
2220 * recog.c (constrain_operands): If extra constraints are present, also
2221 accept pseudo-registers with equivalent memory locations during reload.
2223 2012-05-04 Olivier Hainque <hainque@adacore.com>
2225 * collect2.c (may_unlink_output_file): New global.
2226 (maybe_unlink): Honor it.
2227 * collect2.h: Add extern for it.
2228 * tlink.c (do_tlink): Set it to true if the link succeeded.
2230 2012-05-04 Olivier Hainque <hainque@adacore.com>
2232 * gcc.c (eval_spec_function): Finalize/restore the current string
2233 obstack state as part of the context push/pop operations.
2235 2012-05-04 Bin Cheng <bin.cheng@arm.com>
2237 PR rtl-optimization/52804
2238 * reload1.c (reload_reg_reaches_end_p): Check whether successor
2239 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
2240 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
2241 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
2242 RELOAD_FOR_OUTADDR_ADDRESS.
2244 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
2247 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
2248 for macro expansion.
2250 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
2252 * flags.h (flag_permissive): Do not declare.
2253 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
2255 * toplev.c (flag_permissive): Do not define.
2256 * c-tree.h (system_header_p): Delete unused.
2258 2012-05-03 David S. Miller <davem@davemloft.net>
2261 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
2262 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
2263 (sparc_emit_float_lib_cmp): Likewise.
2265 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
2268 * config/rs6000/rs6000.md (bswapdi splitters): If
2269 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
2270 default) is used, generate an alternate sequence that does not
2271 depend on using indexed addressing.
2273 2012-05-03 Jason Merrill <jason@redhat.com>
2275 * gengtype.c (write_types): Fix warning message.
2276 (write_local): Likewise.
2278 2012-05-02 Jason Merrill <jason@redhat.com>
2280 * dwarf2out.c (struct external_ref, build_local_stub): New.
2281 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
2282 (optimize_external_refs, optimize_external_refs_1): New.
2283 (change_AT_die_ref): New.
2284 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
2285 (build_abbrev_table): Take the external refs hashtable.
2286 (output_comp_unit): Get it from optimize_external_refs and pass it in.
2288 2012-05-03 Jan Hubicka <jh@suse.cz>
2291 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
2293 2012-05-03 Jan Hubicka <jh@suse.cz>
2296 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
2298 2012-05-03 Jason Merrill <jason@redhat.com>
2300 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
2301 use_debug_types to discriminate the die_id union.
2302 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
2303 (build_abbrev_table, output_die): Likewise.
2304 (prune_unused_types_walk_attribs): Likewise.
2305 (generate_type_signature, copy_declaration_context): Set it.
2306 (remove_child_or_replace_with_skeleton): Set it.
2307 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
2308 check use_debug_types.
2309 (dwarf2out_finish): Do break_out_includes after .debug_types.
2311 2012-05-03 Jason Merrill <jason@redhat.com>
2313 * dwarf2out.c (modified_type_die): Use scope_die_for.
2314 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
2315 (uses_local_type_r, uses_local_type): New.
2316 (scope_die_for): Keep a type that uses a local type in local scope.
2317 Use get_context_die for namespace and type scope.
2319 2012-05-03 Jason Merrill <jason@redhat.com>
2321 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
2323 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
2324 (dwarf2out_finish): Likewise.
2326 2012-05-03 Martin Jambor <mjambor@suse.cz>
2328 * builtins.c (get_object_alignment_1): Return whether we can determine
2329 the alignment or conservatively assume byte alignment. Return the
2330 alignment by reference. Use get_pointer_alignment_1 for dereference
2332 (get_pointer_alignment_1): Return whether we can determine the
2333 alignment or conservatively assume byte alignment. Return the
2334 alignment by reference. Use get_ptr_info_alignment to get SSA name
2336 (get_object_alignment): Update call to get_object_alignment_1.
2337 (get_object_or_type_alignment): Likewise, fall back to type alignment
2338 only when it returned false.
2339 (get_pointer_alignment): Update call to get_pointer_alignment_1.
2340 * fold-const.c (get_pointer_modulus_and_residue): Update call to
2341 get_object_alignment_1.
2342 * ipa-prop.c (ipa_modify_call_arguments): Update call to
2343 get_pointer_alignment_1.
2344 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
2345 of MEM_REF or TARGET_MEM_REF only when it returns false.
2346 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
2347 get_object_alignment_1.
2348 (ccp_finalize): Use set_ptr_info_alignment.
2349 * tree.h (get_object_alignment_1): Update declaration.
2350 (get_pointer_alignment_1): Likewise.
2351 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
2352 (dump_gimple_stmt): Likewise.
2353 * tree-flow.h (ptr_info_def): Updated comments of fields align and
2355 (get_ptr_info_alignment): Declared.
2356 (mark_ptr_info_alignment_unknown): Likewise.
2357 (set_ptr_info_alignment): Likewise.
2358 (adjust_ptr_info_misalignment): Likewise.
2359 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
2360 and set alignment of SSA names.
2361 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
2362 mark_ptr_info_alignment_unknown.
2363 * tree-ssanames.c (get_ptr_info_alignment): New function.
2364 (mark_ptr_info_alignment_unknown): Likewise.
2365 (set_ptr_info_alignment): Likewise.
2366 (adjust_ptr_info_misalignment): Likewise.
2367 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
2368 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
2370 (bump_vector_ptr): Likewise.
2371 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
2372 (vectorizable_store): Likewise.
2373 (vectorizable_load): Likewise.
2375 2012-05-03 Michael Matz <matz@suse.de>
2377 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
2378 in front of basic_block_def.
2379 (struct basic_block_def): Make il.gimple the full struct, not a
2381 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
2383 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
2384 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
2385 NULL il.gimple, which can't happen anymore.
2386 * gimple.h (bb_seq): il.gimple can't be NULL.
2387 (bb_seq_add): Ditto.
2388 (set_bb_seq): Adjust.
2389 (gsi_start_bb, gsi_last_bb): Tidy.
2390 * lto-streamer-in.c (make_new_block): Don't zero members that
2391 are zeroed already, don't allocate a gimple_bb_info.
2392 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
2393 (remove_bb): Clear all il.gimple members.
2394 (gimple_verify_flow_info): Adjust for flat il.gimple.
2395 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
2397 * coretypes.h (const_gimple_seq): Remove typedef.
2398 * gimple.h (gimple_seq_first): Take gimple_seq.
2399 (gimple_seq_first_stmt): Ditto.
2400 (gimple_seq_last): Ditto.
2401 (gimple_seq_last_stmt): Ditto.
2402 (gimple_seq_empty_p): Ditto.
2404 2012-05-03 Richard Guenther <rguenther@suse.de>
2406 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
2408 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
2409 (compute_avail): Do not add possibly trapping operations to
2410 EXP_GEN if they might not be executed in the block.
2412 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
2414 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
2416 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
2418 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
2419 information as early as possible. Update dominance info instead of
2422 2012-05-03 Richard Guenther <rguenther@suse.de>
2424 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
2425 (union_contains_value): Remove.
2426 (vro_valid_in_sets): Likewise.
2427 (op_valid_in_sets): New function.
2428 (valid_in_sets): Use op_valid_in_sets.
2429 (insert_into_preds_of_block): Move dumping ...
2430 (do_regular_insertion): ... here.
2431 (do_partial_partial_insertion): ... and here. Dump that
2432 we've found a partial partial redundancy.
2433 (insert): Dump the current insert iteration.
2435 2012-05-03 Jakub Jelinek <jakub@redhat.com>
2438 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
2439 append program name to it and pass that as first argument
2440 to make_relative_prefix. Always pass standard_libexec_prefix
2441 as last argument to make_relative_prefix. If
2442 make_relative_prefix returns NULL, fall back to
2443 standard_libexec_prefix.
2446 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
2450 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
2451 mode, return that mode.
2454 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
2455 define __ATOMIC_HLE_* macros here.
2456 (ix86_target_macros): But here, using cpp_define_formatted.
2458 2012-05-03 Richard Guenther <rguenther@suse.de>
2460 PR tree-optimization/53144
2461 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
2463 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
2464 with SSA name values.
2465 (vn_reference_lookup_3): Adjust callers.
2467 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2469 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
2470 has_fma4 for AMD processors with both fma3 and fma4 support.
2472 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
2475 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
2478 2012-05-03 Michael Matz <matz@suse.de>
2481 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
2482 (dse_enter_block): Properly iterate the whole sequence even
2483 if the last statement was removed.
2485 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
2487 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
2488 unset flag_jump_tables.
2489 * stmt.c (expand_case): Remove special flag_pic case conditional
2490 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
2492 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
2494 * common/config/s390/s390-common.c (s390_option_optimization_table):
2495 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
2496 default when optimizing.
2498 2012-05-02 Martin Jambor <mjambor@suse.cz>
2501 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
2502 of a variable when the contect is a function.
2504 2012-05-02 Michael Matz <matz@suse.de>
2506 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
2507 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
2508 (const_gimple_seq_node): Remove.
2509 (gimple_seq_node): Typedef as gimple.
2510 (struct gimple_statement_base): Add next and prev members,
2511 adjust all WORD markers in using structs.
2512 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
2513 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
2514 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
2515 gimple are the same.
2516 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
2518 (gimple_init_singleton): New function.
2519 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
2520 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
2522 (gsi_stmt_ptr): Remove.
2523 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
2525 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
2526 again, adjust for above changes.
2527 (update_call_edge_frequencies): Adjust for above changes.
2528 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
2529 (gsi_insert_seq_nodes_after): Ditto.
2530 (gsi_split_seq_after): Ditto.
2531 (gsi_set_stmt): Ditto.
2532 (gsi_split_seq_before): Ditto.
2533 (gsi_remove): Ditto.
2534 (gsi_insert_seq_before_without_update): Don't free sequence.
2535 (gsi_insert_seq_after_without_update): Ditto.
2536 (gsi_replace): Assert some more invariants.
2537 (gsi_insert_before_without_update, gsi_insert_after_without_update):
2539 (gsi_for_stmt): Don't search for stmt.
2540 (gsi_insert_on_edge_immediate): Tidy.
2542 * gimple.c (gimple_alloc_k): Remove "sequences".
2543 (gimple_seq_cache): Remove.
2544 (gimple_alloc_stat): Make stmt a singleton sequence.
2545 (gimple_seq_alloc, gimple_seq_free): Remove.
2546 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
2547 (gimple_copy): Ditto.
2548 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
2549 create iterator from correct sequence.
2550 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
2552 2012-05-02 Michael Matz <matz@suse.de>
2554 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
2556 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
2557 sequence, lazily allocate it.
2558 (bb_seq_addr): New function.
2559 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
2560 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
2561 (gsi_none): New function.
2562 (gsi_start_bb): Adjust.
2563 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
2564 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
2565 (gsi_last_bb): Adjust.
2567 * tree-flow-inline.h (phi_nodes_ptr): New function.
2569 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
2570 datastructure and interface change.
2571 (gsi_insert_seq_before_without_update): Ditto.
2572 (gsi_insert_seq_nodes_after): Ditto.
2573 (gsi_insert_seq_after_without_update): Ditto.
2574 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
2575 (gsi_split_seq_before): Ditto.
2576 (gsi_start_phis): Adjust.
2577 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
2578 (vect_transform_loop): Ditto.
2579 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
2580 gimple_seq_copy): Don't use gimple_seq_alloc.
2581 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
2582 (gimplify_seq_add_seq): Ditto.
2583 * lto-streamer-in.c (make_new_block): Ditto.
2584 * tree-cfg.c (create_bb): Ditto.
2585 * tree-sra.c (initialize_parameter_reductions): Ditto.
2587 2012-05-02 Michael Matz <matz@suse.de>
2589 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
2590 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
2591 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
2592 set_bb_seq): Move down to after gimple_statement_d definition.
2594 2012-05-02 Michael Matz <matz@suse.de>
2596 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
2597 gsi_replace_with_seq, instead of inserting itself.
2598 * gimple-iterator.c (gsi_replace_with_seq): New function.
2599 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
2600 iterator instead of statement, advance it.
2601 (ssa_forward_propagate_and_combine): Adjust call to above.
2603 2012-05-02 Michael Matz <matz@suse.de>
2605 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
2607 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
2608 * tree-nested.c (walk_gimple_omp_for): Ditto.
2609 * trans-mem.c (lower_transaction): Ditto.
2610 * tree-eh.c (do_return_redirection): Ditto.
2611 (do_goto_redirection): Ditto.
2612 (lower_try_finally_switch): Ditto.
2613 * gimplify.c (gimplify_stmt): Ditto.
2614 (gimplify_scan_omp_clauses): Ditto.
2615 (gimplify_omp_for): Ditto.
2616 (gimplify_function_tree): Ditto.
2617 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
2618 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
2619 (mf_build_check_statement_for): Ditto.
2620 (mx_register_decls): Ditto.
2621 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
2622 and don't use itertors to append.
2623 (insert_stmts): Ditto.
2624 (insert_out_of_ssa_copy): Ditto.
2625 (insert_out_of_ssa_copy_on_edge): Ditto.
2627 2012-05-02 Michael Matz <matz@suse.de>
2629 * gimple.h (gimple_bind_body_ptr): New function.
2630 (gimple_bind_body): Use it.
2631 (gimple_catch_handler): Use gimple_catch_handler_ptr.
2632 (gimple_eh_filter_failure_ptr): New function.
2633 (gimple_eh_filter_failure): Use it.
2634 (gimple_eh_else_n_body_ptr): New function.
2635 (gimple_eh_else_n_body): Use it.
2636 (gimple_eh_else_e_body_ptr): New function.
2637 (gimple_eh_else_e_body): Use it.
2638 (gimple_try_eval_ptr): New function.
2639 (gimple_try_eval): Use it.
2640 (gimple_try_cleanup_ptr): New function.
2641 (gimple_try_cleanup): Use it.
2642 (gimple_wce_cleanup_ptr): New function.
2643 (gimple_wce_cleanup): Use it.
2644 (gimple_omp_body_ptr): New function.
2645 (gimple_omp_body): Use it.
2646 (gimple_omp_for_pre_body_ptr): New function.
2647 (gimple_omp_for_pre_body): Use it.
2648 (gimple_transaction_body_ptr): New function.
2649 (gimple_transaction_body): Use it.
2650 (gsi_split_seq_before): Adjust to return nothing and take pointer
2652 (gsi_set_stmt): Declare.
2653 (gsi_replace_with_seq): Declare.
2654 (walk_gimple_seq_mod): Declare.
2655 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
2657 * gimple-iterator.c (gsi_set_stmt): New function.
2658 (gsi_split_seq_before): Return new sequence via pointer argument.
2659 (gsi_replace): Use gsi_set_stmt.
2661 * tree-ssa-loop-im.c (move_computations_stmt): First remove
2663 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
2664 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
2666 (reserve_phi_args_for_new_edge): Change call to above,
2669 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
2670 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
2671 iterators. Adjust call to lower_omp.
2672 (lower_lastprivate_clauses): Adjust call to lower_omp.
2673 (lower_reduction_clauses): Ditto.
2674 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
2675 (lower_omp_sections): Don't explicitely count sequence length,
2676 nullify lowered bodies earlier, ensure stmts are part of only
2677 one sequence, adjust call to lower_omp.
2678 (lower_omp_single): Ensure stmts are part of only one sequence,
2679 adjust call to lower_omp.
2680 (lower_omp_master): Ditto.
2681 (lower_omp_ordered): Ditto.
2682 (lower_omp_critical): Ditto.
2683 (lower_omp_for): Ditto.
2684 (lower_omp_taskreg): Ditto, tidy.
2685 (lower_omp_1): Adjust calls to lower_omp.
2686 (execute_lower_omp): Ditto.
2687 (lower_omp): Adjust to take pointer to sequence.
2688 (diagnose_sb_2): Use walk_gimple_seq_mod.
2689 (diagnose_omp_structured_block_errors): Ditto and set possibly
2690 changed function body.
2691 * gimple-low.c (lower_function_body): Set function body after
2693 (lower_sequence): Adjust to take pointer to sequence.
2694 (lower_omp_directive): Ensure stmt isn't put twice into the
2695 sequence, adjust call to lower_sequence.
2696 (lower_stmt): Adjust calls to lower_sequence.
2697 (lower_gimple_bind): Ditto.
2698 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
2699 * tree-nested.c (walk_body): Take pointer to sequence, use
2700 walk_gimple_seq_mod.
2701 (walk_function): Adjust call to walk_body, set possibly changed body.
2702 (walk_gimple_omp_for): Adjust calls to walk_body.
2703 (convert_nonlocal_omp_clauses): Ditto.
2704 (convert_nonlocal_reference_stmt): Ditto.
2705 (convert_local_omp_clauses): Ditto.
2706 (convert_local_reference_stmt): Ditto.
2707 (convert_tramp_reference_stmt): Ditto.
2708 (convert_gimple_call): Ditto.
2709 (convert_nl_goto_reference): Use local iterator copy.
2710 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
2711 but taking pointer to sequence, ensure gsi_start is called with
2713 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
2714 asserting that the sequence head didn't change.
2715 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
2716 walk_gimple_seq_mod.
2717 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
2718 (execute_lower_tm): Ditto, and set possibly changed body.
2719 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
2720 call gsi_start with that lvalue.
2721 (replace_goto_queue_stmt_list): Ditto.
2722 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
2723 (replace_goto_queue): Ditto.
2724 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
2725 (lower_try_finally_onedest): Ditto.
2726 (lower_try_finally_copy): Ditto.
2727 (lower_try_finally_switch): Ditto.
2728 (lower_try_finally): Ditto.
2729 (lower_eh_filter): Ditto.
2730 (lower_eh_must_not_throw): Ditto.
2731 (lower_cleanup): Ditto.
2732 (lower_eh_constructs_2): Ditto.
2733 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
2734 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
2735 set possibly changed body.
2736 (optimize_double_finally): Call gsi_start with lvalue.
2738 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
2739 (gimple_split_block): Ditto.
2740 (gimple_merge_blocks): Use gsi_start_phis.
2741 (move_stmt_r): Use walk_gimple_seq_mod.
2742 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
2743 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
2744 (rebuild_cgraph_edges): Ditto.
2745 (cgraph_rebuild_references): Ditto.
2746 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
2747 * tree-inline.c (copy_phis_for_bb): Ditto.
2748 * tree-ssa-dce.c: Ditto.
2750 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
2752 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
2753 Andi Kleen <ak@linux.intel.com>
2755 * coretypes.h (MEMMODEL_MASK): New.
2756 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
2757 and return new variable.
2758 (expand_builtin_atomic_exchange): Mask memmodel values.
2759 (expand_builtin_atomic_compare_exchange): Ditto.
2760 (expand_builtin_atomic_load): Ditto.
2761 (expand_builtin_atomic_store): Ditto.
2762 (expand_builtin_atomic_clear): Ditto.
2763 * doc/extend.texi: Mention port-dependent memory model flags.
2764 * config/i386/cpuid.h (bit_HLE): New.
2765 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
2767 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
2768 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
2769 (ix86_target_string)<-mhle>: New.
2770 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
2771 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
2772 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
2773 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
2774 enabled for generic, generic64 and core-avx2.
2775 (ix86_print_operand): Generate HLE lock prefixes.
2776 (ix86_memmodel_check): New.
2777 (TARGET_MEMMODEL_CHECK): Ditto.
2778 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
2779 (IX86_HLE_ACQUIRE): Ditto.
2780 (IX86_HLE_RELEASE): Ditto.
2781 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
2782 * config/i386/i386.opt (mhle): Ditto.
2783 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
2784 success model to instruction emitter.
2785 (atomic_fetch_add<mode>): Ditto.
2786 (atomic_exchange<mode>): Ditto.
2787 (atomic_add<mode>): Ditto.
2788 (atomic_sub<mode>): Ditto.
2789 (atomic_<code><mode>): Ditto.
2790 (*atomic_compare_and_swap_doubledi_pic): Ditto.
2791 (atomic_compare_and_swap_single<mode>): Define and use argument
2793 (atomic_compare_and_swap_double<mode>): Ditto.
2794 * configure.ac: Check if assembler support HLE prefixes.
2795 * configure: Regenerate.
2798 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
2801 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
2803 (gimplify_switch_expr): ... here.
2804 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
2805 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
2806 to clean up case labels with values outside the index type range.
2807 (simplify_gimple_switch): Call it if something changed.
2808 Remove strange and unnecessary assert.
2810 2012-05-02 Richard Guenther <rguenther@suse.de>
2812 * fold-const.c (div_if_zero_remainder): sizetypes no longer
2814 (int_const_binop_1): New worker for int_const_binop with
2815 overflowable parameter. Pass it through to force_fit_type_double.
2816 (int_const_binop): Wrap around int_const_binop_1 with overflowable
2818 (size_binop_loc): Call int_const_binop_1 with overflowable equal
2819 to minus one, forcing overflow detection for even unsigned types.
2820 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
2821 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
2822 * stor-layout.c (initialize_sizetypes): sizetypes no longer
2824 (layout_type): For zero-sized arrays ignore overflow on the
2826 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
2827 (bit_value_binop_1): Likewise.
2828 * tree.c (double_int_to_tree): Likewise.
2829 (double_int_fits_to_tree_p): Likewise.
2830 (force_fit_type_double): Likewise.
2831 (host_integerp): Likewise.
2832 (int_fits_type_p): Likewise.
2833 * varasm.c (output_constructor_regular_field): Sign-extend the
2834 field-offset to cater for negative offsets produced by the Ada
2836 * omp-low.c (extract_omp_for_data): Convert the loop step to
2837 signed for pointer adjustments.
2839 2012-05-02 Richard Guenther <rguenther@suse.de>
2841 * tree.c (valid_constant_size_p): New function.
2842 * tree.h (valid_constant_size_p): Declare.
2843 * cfgexpand.c (expand_one_var): Adjust check for too large
2844 variables by using valid_constant_size_p.
2845 * varasm.c (assemble_variable): Likewise.
2847 * c-decl.c (grokdeclarator): Properly check for sizes that
2848 cover more than half of the address-space.
2850 2012-05-02 Jakub Jelinek <jakub@redhat.com>
2852 PR tree-optimization/53163
2853 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
2854 return value from compute_all_dependences.
2856 PR rtl-optimization/53160
2857 * ree.c (combine_reaching_defs): Handle the case where cand->insn
2858 has been modified by ree pass already.
2860 2012-05-01 Ian Lance Taylor <iant@google.com>
2863 * c-decl.c (build_compound_literal): Make the decl readonly if it
2864 an array of a readonly type.
2865 * gimplify.c (gimplify_compound_literal_expr): Add fallback
2866 parameter. Change all callers. If the decl is not addressable
2867 and is not an l-value, make it readonly.
2869 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
2871 * ira.c (allocated_reg_info_size): New static variable.
2872 (expand_reg_info): Manage it. Call
2873 setup_preferred_alternate_classes_for_new_pseudos.
2874 (ira): Don't do it here. Remove local allocated_reg_info_size,
2875 set the global before calling find_moveable_pseudos.
2876 (find_moveable_pseudos): Call expand_reg_info rather than
2879 2012-05-01 Richard Henderson <rth@redhat.com>
2881 * common.opt (fsync-libcalls): New.
2882 * doc/invoke.texi: Document it.
2883 * optabs.c (init_sync_libfuncs): Honor it.
2885 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
2886 Richard Sandiford <r.sandiford@uk.ibm.com>
2888 PR rtl-optimization/52543
2889 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
2891 * lower-subreg.h: New file.
2892 * target-globals.h (this_target_lower_subreg): Declare.
2893 (target_globals): Add lower_subreg;
2894 (restore_target_globals): Restore this_target_lower_subreg.
2895 * target-globals.c: Include it.
2896 (default_target_globals): Add default_target_lower_subreg.
2897 (save_target_globals): Initialize target_lower_subreg.
2898 * rtl.h (init_lower_subreg): Added declaration.
2899 * toplev.c (backend_init_target): Call initializer for lower-subreg
2901 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
2902 (default_target_lower_subreg): New variable.
2903 (this_target_lower_subreg): Likewise.
2904 (twice_word_mode, choices): New macros.
2905 (shift_cost, compute_splitting_shift, compute_costs)
2906 (init_lower_subreg): New functions.
2907 (resolve_simple_move): Add speed_p argument. Check choices.
2908 (find_pseudo_copy): Don't check the mode size here.
2909 (resolve_simple_move): Assert the mode size.
2910 (find_decomposable_shift_zext): Add speed_p argument and return
2911 a bool. Check choices.
2912 (resolve_shift_zext): Add comment.
2913 (dump_shift_choices, dump_choices): New functions.
2914 (decompose_multiword_subregs): Dump list of profitable
2915 transformations. Add code to skip non profitable transformations.
2916 Update calls to simple_move and find_decomposable_shift_zext.
2918 2012-05-01 Ian Bolton <ian.bolton@arm.com>
2919 Sameera Deshpande <sameera.deshpande@arm.com>
2920 Greta Yorsh <greta.yorsh@arm.com>
2922 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
2923 (thumb1_unexpanded_epilogue): ...this.
2924 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
2925 (thumb1_unexpanded_epilogue): ...this.
2926 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
2927 (thumb1_unexpanded_epilogue): ...this.
2929 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
2931 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
2932 comparing enumeration values. Update comments.
2934 2012-05-01 Alan Modra <amodra@gmail.com>
2937 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
2938 load_cr_save, add_crlr_cfa_restore): New functions.
2939 (rs6000_restore_saved_cr): Rename to..
2940 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
2941 (rs6000_emit_epilogue): Use new functions. Adjust condition
2942 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
2943 regs when using out-of-line restore only when shrink wrapping.
2945 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
2948 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
2949 calls to cgraph_node_name in xstrdup.
2950 (ipa_make_edge_direct_to_target): Ditto.
2951 * cgraph.c (dump_cgraph_node): Ditto.
2952 * tree-sra.c (convert_callers_for_node): Ditto.
2953 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
2954 * ipa-cp.c (perhaps_add_new_callers): Ditto.
2955 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
2956 (cgraph_materialize_all_clones): Ditto.
2957 * ipa-inline.c (report_inline_failed_reason): Ditto.
2958 (want_early_inline_function_p): Ditto.
2959 (edge_badness): Ditto.
2960 (update_edge_key): Ditto.
2961 (flatten_function): Ditto.
2962 (ipa_inline): Ditto.
2963 (inline_always_inline_functions): Ditto.
2964 (early_inline_small_functions): Ditto.
2966 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
2969 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
2970 constraints 0 and 1.
2972 012-04-30 Jan Hubicka <jh@suse.cz>
2974 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
2975 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
2976 (cgraph_add_to_same_comdat_group): Remove.
2977 (cgraph_add_asm_node): Move to cgraphunit.c.
2978 (cgraph_make_decl_local): Move to symtab.c
2979 (cgraph_make_node_local_1): Update.
2980 (cgraph_can_remove_if_no_direct_calls_and): Update.
2981 (used_from_object_file_p): Update.
2982 (resolution_used_from_other_file_p): Move to symtab.c
2983 (cgraph_used_from_object_file_p): move to symtab.c
2984 (verify_cgraph_node): Verify same comdat groups.
2985 * cgraph.h (cgraph_asm_node): Rename to ...
2986 (asm_node): ... this one.
2987 (cgraph_asm_nodes): Rename to ...
2988 (asm_nodes): ... this one.
2989 (symtab_add_to_same_comdat_group): New function.
2990 (symtab_dissolve_same_comdat_group_list): New function.
2991 (symtab_used_from_object_file_p): Declare.
2992 (symtab_make_decl_local): Declare.
2993 (cgraph_add_to_same_comdat_group): Remove.
2994 (cgraph_add_asm_node): Remove.
2995 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
2997 (cgraph_finalize_compilation_unit): Rename to ...
2998 (finalize_compilation_unit): ... this one.
2999 (cgraph_optimize): Rename to ....
3000 (compile): ... this one.
3001 (add_asm_node): Declare.
3002 (fixup_same_cpp_alias_visibility): Declare.
3003 (cgraph_make_decl_local): Remove.
3004 (varpool_assemble_pending_decls): Rename to ...
3005 (varpool_output_variables): ... this one.
3006 (varpool_remove_unreferenced_decls): Remove.
3007 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
3008 (preserve_function_body_p): Make static.
3009 * toplev.c (compile_file): Update comments; update.
3010 * cgraphunit.c: Update comments.
3011 (cgraph_expand_all_functions): Rename to ...
3012 (expand_all_functions): ... this one; update.
3013 (cgraph_mark_functions_to_output): Rename to ...
3014 (mark_functions_to_output): ... this one; cleanup.
3015 (cgraph_output_pending_asms): Remove prototype.
3016 (asm_nodes, asm_last_node): New static vars.
3017 (cgraph_process_new_functions): Update.
3018 (cgraph_reset_node): Cleanup; add comment.
3019 (cgraph_add_new_function): Update.
3020 (cgraph_output_pending_asms): Rename to ...
3021 (output_asm_statements): ... this one.
3022 (add_asm_node): New function.
3023 (fixup_same_cpp_alias_visibility): New function based on code
3024 in cgraph_analyze_function.
3025 (cgraph_analyze_function): Use it.
3026 (cgraph_order_sort): Update.
3027 (cgraph_output_in_order): Update.
3028 (cgraph_function_versioning): Update.
3029 (cgraph_optimize): Rename to ...
3030 (compile): ... this one; initialize streamer hooks here.
3031 (cgraph_finalize_compilation_unit): Rename to ...
3032 (finalize_compilation_unit): ... this one; do not initialize streamer
3034 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
3035 * dwarf2out.c: Update ocmment.
3036 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
3037 * method.c (use_thunk): Likewise.
3038 * semantics.c (maybe_add_lambda_conv_op): Likewise.
3039 * decl2.c (maybe_emit_vtables): Likewise.
3040 (cp_write_global_declarations): Use finalize_compilation_unit.
3041 * parser.c (cp_parser_asm_definition): Use add_asm_node.
3042 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
3043 * c-decl.c (c_write_global_declarations): Use
3044 finalize_compilation_unit.
3045 * langhooks.c (write_global_declarations): Update.
3046 * ipa.c (cgraph_externally_visible_p): Update.
3047 (dissolve_same_comdat_group_list): Remove.
3048 (function_and_variable_visibility): Update.
3049 * symtab.c: Inlcude lto-streamer.h and rtl.h
3050 (ld_plugin_symbol_resolution_names): New.
3051 (symtab_add_to_same_comdat_group): New.
3052 (symtab_dissolve_same_comdat_group_list): New.
3053 (resolution_used_from_other_file_p): Move here from cgraph.c
3054 (symtab_used_from_object_file_p): New.
3055 (symtab_make_decl_local): New.
3056 * passes.c (register_pass): Update comments.
3057 * c-parser.c (c_parser_asm_definition): Update.
3058 * varpool.c (varpool_analyze_node): Use
3059 fixup_same_cpp_alias_visibility.
3060 (varpool_remove_unreferenced_decls): Make static.
3061 (varpool_assemble_pending_decls): Rename to ...
3062 (varpool_output_variables): ... this one; call
3063 varpool_remove_unreferenced_decls.
3064 (varpool_used_from_object_file_p): Remove.
3066 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
3069 * c-typeck.c (build_array_ref): Call
3070 convert_vector_to_pointer_for_subscript.
3071 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
3073 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3075 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
3076 to compile-time "mode == <MODE>mode" checks.
3077 (and splitter): Ditto.
3079 2012-04-30 Richard Henderson <rth@redhat.com>
3081 * config/arm/arm.md (UNSPEC_LL): New.
3082 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
3083 (arm_load_exclusivedi): Use %H0.
3085 2012-04-30 Jason Merrill <jason@redhat.com>
3087 * dwarf2out.c (comdat_symbol_id): Add const.
3088 (union die_symbol_or_type_node): Add const to die_symbol.
3089 (output_die_symbol, output_die, output_comp_unit): Adjust.
3091 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
3093 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
3094 * config/arm/neon.md (negdi2_neon): New insn.
3095 Also add splitters for core and NEON registers.
3097 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
3099 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
3100 (arm_print_operand): Add 'x' format.
3101 * config/arm/constraints.md (Dn): Allow const_int.
3102 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
3103 Use 'x' format to print constants.
3104 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
3105 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
3107 (movdi_vfp_cortexa8): Likewise.
3109 2012-04-30 Ian Bolton <ian.bolton@arm.com>
3110 Sameera Deshpande <sameera.deshpande@arm.com>
3111 Greta Yorsh <greta.yorsh@arm.com>
3113 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
3114 * config/arm/arm.c (ldm_stm_operation_p): New function.
3115 * config/arm/predicates.md (load_multiple_operation): Update predicate.
3116 (store_multiple_operation): Likewise.
3118 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
3119 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
3120 * config/arm/predicates.md (load_multiple_operation): Add arguments.
3121 (store_multiple_operation): Likewise.
3123 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3125 * config/i386/i386.md (and<mode>3): Expand masking operations with
3126 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
3127 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
3129 2012-04-30 Dodji Seketeli <dodji@redhat.com>
3131 Add -Wvarargs option
3132 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
3133 argument for the various warning_at calls.
3134 * docs/invoke.texi: Update the documentation.
3136 2012-04-30 Dodji Seketeli <dodji@redhat.com>
3138 Switch -ftrack-macro-expansion=2 on by default.
3139 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
3142 Fix va_start related location
3143 * builtins.c (fold_builtin_next_arg): Unwinds to the first
3144 location in real source code.
3146 Make conversion warnings work on NULL with -ftrack-macro-expansion
3147 * input.h (expansion_point_location_if_in_system_header): Declare
3149 * input.c (expansion_point_location_if_in_system_header): Define it.
3151 Fix -Wuninitialized for -ftrack-macro-expansion
3152 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
3153 declaration. Use linemap_location_before_p for source locations.
3155 Strip "<built-in>" loc from displayed expansion context
3156 * input.c (expand_location_1): When expanding to spelling location
3157 in a context of a macro expansion, skip reserved system header
3158 locations. Update comments. * tree-diagnostic.c
3159 (maybe_unwind_expanded_macro_loc): Likewise.
3161 Make expand_location resolve to locus in main source file
3162 * input.c (expand_location_1): New. Takes a parameter to choose
3163 whether to resolve the location to spelling or expansion point.
3164 Was factorized from ...
3165 (expand_location): ... here.
3166 (expand_location_to_spelling_point): New. Implemented in terms of
3168 * diagnostic.c (diagnostic_build_prefix): Use the new
3169 expand_location_to_spelling_point instead of expand_location.
3171 Fix PCH crash on GTYed pointer-to-scalar field of a struct
3172 * gengtype.c (write_types_process_field): Force second argument of
3173 the call to the PCH object hierarchy walker to be 'x'.
3175 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
3177 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
3178 predicate to discriminate types.
3180 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
3182 * doc/invoke.texi (Wmissing-format-attribute): Document as an
3183 alias of Wsuggest-attribute=format.
3184 * c-typeck.c (convert_for_assignment): Replace
3185 Wmissing-format-attribute with Wsuggest-attribute=format.
3186 (digest_init): Likewise.
3188 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
3190 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
3191 * common.opt (Wmissing-noreturn): Alias of
3192 -Wsuggest-attribute=noreturn.
3194 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
3197 * config/cris/cris.md (andqu): New peephole2.
3198 (andu): Tweak head comment.
3200 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3201 Steven Bosscher <steven@gcc.gnu.org>
3202 Maxim Kuvyrkov <maxim@codesourcery.com>
3204 PR tree-optimization/38785
3205 * common.opt (ftree-partial-pre): New option.
3206 * doc/invoke.texi: Document it.
3207 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
3208 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
3210 (execute_pre): Use flag_tree_partial_pre.
3212 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3215 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3218 2012-04-27 Ollie Wild <aaw@google.com>
3220 * doc/invoke.texi (Wliteral-suffix): Document new option.
3222 2012-04-27 Tom Tromey <tromey@redhat.com>
3224 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
3225 (dwarf_tag_name): Use get_DW_TAG_name.
3226 (dwarf_attr_name): Use get_DW_AT_name.
3227 (dwarf_form_name): Use get_DW_FORM_name.
3228 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
3230 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3232 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
3233 arguments are -1 and 0, by negating the result of the conditional.
3235 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3238 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
3240 2012-04-27 Richard Guenther <rguenther@suse.de>
3242 * tree-flow.h (is_hidden_global_store): Remove.
3243 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
3244 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
3245 (stmt_may_clobber_global_p): Likewise.
3246 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
3247 (stmt_may_clobber_global_p): Likewise.
3248 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
3249 stmt_may_clobber_global_p.
3250 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
3252 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
3254 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
3257 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
3258 reorganize some fields and update comments. Rename bit_test_uniq
3259 and bit_test_count to uniq resp. count. Remove bit_test_bb.
3260 (collect_switch_conv_info): New function, collects info about a
3261 GIMPLE_SWITCH into a struct switch_conv_info.
3262 (check_range): Simplify to use pre-recorded info. Fix think-o in
3263 range-branch ratio check.
3264 (check_process_case): Remove function.
3265 (check_all_empty_except_final): New function, verifies that all
3266 non-final basic blocks are empty.
3267 (process_switch): Simplify to use pre-recorded info. Call
3268 collect_switch_conv_info to do that. Assert that degenerate switch
3269 statements have been cleaned up.
3271 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
3274 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
3276 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
3279 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
3281 2012-04-27 Tom de Vries <tom@codesourcery.com>
3283 PR tree-optimization/51879
3284 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
3285 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
3287 (defs_to_varying): ... here. Don't set use_processed.
3288 (visit_reference_op_call): Handle gimple_vdef.
3289 Handle case that lhs is NULL_TREE.
3290 (visit_use): Use mark_use_processed. Handle calls with side-effect
3291 using visit_reference_op_call.
3293 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
3295 * sched-deps.c (fixup_sched_groups): Rename to...
3296 (chain_to_prev_insn): ...this.
3297 (chain_to_prev_insn_p): New function.
3298 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
3300 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
3302 * sched-int.h (_haifa_insn_data): Move priority_status.
3304 (INSN_MODEL_INDEX): New macro.
3305 * haifa-sched.c (insn_delay): New function.
3306 (sched_regno_pressure_class): Update commentary.
3307 (mark_regno_birth_or_death): Pass the liveness bitmap and
3308 pressure array as arguments, instead of using curr_reg_live and
3309 curr_reg_pressure. Only update the pressure if the bit in the
3310 liveness set has changed.
3311 (initiate_reg_pressure_info): Always trust the live-in set for
3312 SCHED_PRESSURE_MODEL.
3313 (initiate_bb_reg_pressure_info): Update call to
3314 mark_regno_birth_or_death.
3315 (dep_list_size): Take the list as argument.
3316 (calculate_reg_deaths): New function, extracted from...
3317 (setup_insn_reg_pressure_info): ...here.
3318 (MODEL_BAR): New macro.
3319 (model_pressure_data, model_insn_info, model_pressure_limit)
3320 (model_pressure_group): New structures.
3321 (model_schedule, model_worklist, model_insns, model_num_insns)
3322 (model_curr_point, model_before_pressure, model_next_priority):
3324 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
3325 (MODEL_INSN_INFO, MODEL_INSN): New macros.
3326 (model_index, model_update_limit_points_in_group): New functions.
3327 (model_update_limit_points, model_last_use_except): Likewise.
3328 (model_start_update_pressure, model_update_pressure): Likewise.
3329 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
3330 (model_excess_cost, model_dump_pressure_points): Likewise.
3331 (model_set_excess_costs): Likewise.
3332 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
3333 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
3334 schedule as an alternative tie-breaker. Update the call to
3336 (ready_sort): Call model_set_excess_costs.
3337 (update_register_pressure): Update call to mark_regno_birth_or_death.
3338 Rely on that function to check liveness rather than doing it here.
3339 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
3340 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
3341 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
3342 (model_record_pressure, model_record_pressures): New functions.
3343 (model_record_final_pressures, model_add_successors_to_worklist)
3344 (model_promote_predecessors, model_choose_insn): Likewise.
3345 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
3346 (model_start_schedule, model_finalize_pressure_group): Likewise.
3347 (model_end_schedule): Likewise.
3348 (schedule_insn): Say when we're scheduling the next instruction
3349 in the model schedule.
3350 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
3351 (queue_to_ready): Do not add instructions that are
3352 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
3353 Always allow the next instruction in the model schedule to be added.
3354 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
3355 and delay for SCHED_PRESSURE_MODEL too.
3356 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
3357 SCHED_PRIORITY_MODEL, but also take the DFA into account.
3358 (schedule_block): Call model_start_schedule and model_end_schedule.
3359 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
3360 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
3361 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
3363 (sched_finish): Update accordingly.
3364 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
3365 to SCHED_PRESSURE_MODEL.
3366 (add_jump_dependencies): Update call to dep_list_size.
3367 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
3368 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
3369 to SCHED_PRESSURE_MODEL.
3370 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
3371 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
3372 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
3373 handling to SCHED_PRESSURE_MODEL.
3375 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
3377 * common.opt (fsched-pressure-algorithm=): New option.
3378 * flag-types.h (sched_pressure_algorithm): New enum.
3379 * sched-int.h (sched_pressure_p): Replace with...
3380 (sched_pressure): ...this new variable.
3381 * haifa-sched.c (sched_pressure_p): Replace with...
3382 (sched_pressure): ...this new variable.
3383 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
3384 (update_reg_and_insn_max_reg_pressure, schedule_insn)
3385 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
3386 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
3387 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
3388 (sched_analyze_insn): Likewise.
3389 * sched-rgn.c (schedule_region): Likewise.
3390 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
3392 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
3394 * PR middle-end/52997
3395 * ira.c (find_moveable_pseudos): Call resize_reg_info.
3398 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
3399 * expr.c (convert_move): Honor unsignedp when extending partial int
3401 * genmodes.c (complete_mode): Don't clear component field of partial
3403 (emit_mode_inner): Don't emit it however.
3404 (calc_wider_mode): Partial int modes widen to their component.
3406 2012-04-26 David S. Miller <davem@davemloft.net>
3408 * config/sparc/niagara4.md: New file.
3409 * config/sparc/sparc.md: Include it.
3410 * config/sparc/sparc.c (niagara4_costs): New processor costs.
3411 (sparc_option_override): Use it.
3412 (sparc_use_sched_lookahead): Return 2 for niagara4.
3413 (sparc_issue_rate): Likewise.
3415 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
3416 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
3417 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
3418 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
3419 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
3420 alignaddrldi_vis): Set type to gsr.
3421 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
3422 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
3423 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
3424 v<vis3_shift_patname><mode>3, fmean16_vis,
3425 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
3426 fucmp<code>8<P:mode>_vis): Set type to fga.
3427 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
3428 * config/sparc/niagara.md: Likewise.
3429 * config/sparc/niagara2.md: Likewise.
3430 * config/sparc/ultra3.md: Likewise, and fix type matching for
3431 us3_ialuX reservation.
3433 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3435 * reload.c (find_reloads): Change the loop nesting when trying an
3436 alternative with swapped operands.
3438 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3440 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
3441 comment. Delete unused parameter first_exp_point_map.
3442 (virt_loc_aware_diagnostic_finalizer): Update call.
3444 2012-04-26 Michael Hope <michael.hope@linaro.org>
3445 Richard Earnshaw <rearnsha@arm.com>
3447 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
3448 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
3449 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
3450 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
3452 2012-04-25 Sriraman Tallam <tmsriram@google.com>
3454 * doc/extend.texi: Document avx2 support.
3455 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
3457 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
3460 * config/cris/cris.md ("*andhi_lowpart_v32")
3461 ("*andqi_lowpart_v32"): Change first input-only operand from
3462 a (match_operand ...) to (match_dup 0). Drop alternatives with
3463 const_int-matching constraints for redundancy.
3464 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
3465 three-operand alternative.
3467 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3470 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
3471 instead expand it as zero extension.
3473 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
3476 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
3478 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3480 * common.opt (flag_debug_types_section): Default to 0.
3481 (dwarf_version): Default to 4.
3482 (dwarf_record_gcc_switches): Default to 1.
3483 (dwarf_strict): Default to 0.
3484 * toplev.c (process_options): Don't handle dwarf_strict
3485 or dwarf_version here.
3486 * config/vxworks.c (vxworks_override_options): Don't
3487 test whether dwarf_strict or dwarf_version are negative,
3488 instead test !global_options_set.x_dwarf_*.
3489 * config/darwin.c (darwin_override_options): Default to
3491 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
3492 and -fno-debug-types-section are now the default.
3494 2012-04-25 Jan Hubicka <jh@suse.cz>
3496 * cgraphunit.c: Update toplevel comment.
3497 (tree_rest_of_compilation): Merge into cgraph_expand_function.
3498 (cgraph_analyze_function): Make static.
3499 (cgraph_decide_is_function_needed): Make static.
3500 (cgraph_add_new_function): Use expand_function instead of
3501 rest_of_compilation.
3502 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
3503 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
3505 (cgraph_inline_p): Remove.
3506 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
3507 (init_cgraph): Add comment.
3508 * cgraphbuild.c (record_reference, mark_address, mark_load,
3509 mark_store): Do not call analyze_expr hook.
3510 * cgraph.c: Update toplevel comment.
3511 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
3512 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
3513 Move fere from cgraphunit.c
3514 (cgraph_mark_force_output_node): Move to cgraph.h
3515 * cgraph.h: Reorder so the comments match the function placement.
3516 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
3517 (cgraph_mark_force_output_node): Move here from cgraph.c
3518 * tree.c (free_lang_data): Do not clear analyze_expr hook.
3519 * ipa-inline-transform.c (preserve_function_body_p): New function.
3520 (inline_transform): Update.
3521 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
3522 * langhooks.h (lang_hooks_for_callgraph): Remove.
3523 (lang_hooks): Remove callgraph.
3524 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
3525 * varpool.c: Remove out of date comment.
3526 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
3527 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
3529 2012-04-25 Jan Hubicka <jh@suse.cz>
3532 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
3533 forward declaration.
3534 (cgraph_finalize_function): Finalize them here.
3535 * symtab.c (dump_symtab): Dump ctors and dtors.
3537 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3540 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3541 larger than maxbits. Don't compute maxbits modulo align.
3542 Also check that unit bytes long store at bitpos / unit * unit
3543 doesn't affect bits beyond bitregion_end.
3544 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3545 would not fit into bitregion_start ... bitregion_end + 1 bit region.
3546 (store_split_bit_field): Decrease unit close to end of bitregion_end
3547 if access is restricted in order to avoid mutual recursion.
3549 PR tree-optimization/53058
3550 * double-int.h (double_int_max_value, double_int_min_value): New
3552 * double-int.c (double_int_max_value, double_int_min_value): New
3554 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
3555 or GT_EXPR with double_int_max_value instead of double_int_mask.
3557 2012-04-25 Richard Guenther <rguenther@suse.de>
3559 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
3560 * tree-vect-loop.c (vect_transform_loop): Adjust.
3561 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
3562 the maximum number of iterations for the epilogue loop.
3563 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
3565 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3568 * c-typeck.c (set_nonincremental_init,
3569 set_nonincremental_init_from_string): Pass true instead of false
3570 as IMPLICIT to add_pending_init.
3572 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
3574 * c-typeck.c (pop_init_level): Improve diagnostics.
3576 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
3578 * compare-elim.c (try_eliminate_compare): Also handle operands with
3579 implicit extensions.
3581 2012-04-25 Alan Modra <amodra@gmail.com>
3583 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
3584 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
3585 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
3586 (no_global_regs_above): Delete.
3587 (no_global_regs): New function.
3588 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
3589 value for load multiple test.
3590 (savres_routine_syms): Increase size.
3591 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
3592 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
3593 rather than a number of boolean flags. Update all callers.
3594 (rs6000_savres_routine_name): Generate vector save/restore names.
3595 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
3596 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
3597 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
3598 and using_store_multiple. Expand uses. Don't always use r11 as
3599 frame reg when needed for out-of-line saves. Set up initial offset
3600 for out-of-line vector saves when buying stack frame. Handle pointer
3601 reg setup for out-of-line fp save. Emit call to out-of-line vector
3602 save function. Choose r11 or r12 for vrsave reg when available for
3604 (rs6000_output_function_prologue): Don't emit .extern for ELF.
3605 (rs6000_emit_epilogue): Choose a better frame reg when restoring
3606 from back-chain to suit out-of-line vector restore functions. Emit
3607 call to out-of-line vector restore function. Adjust register used
3608 for cr restore. Tweak pointer register setup for gpr restore.
3609 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
3611 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
3612 (V_SAVE_INLINE): Define.
3613 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
3615 2012-04-25 Alan Modra <amodra@gmail.com>
3617 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
3618 out-of-line save/restore for large frames. Don't disable
3619 out-of-line saves on ABI_AIX when using static chain reg.
3620 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
3621 clobber static chain reg, and tweak for out-of-line gpr saves
3624 2012-04-25 Alan Modra <amodra@gmail.com>
3626 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
3627 (rs6000_emit_prologue): Use the above to catch register overlap.
3629 2012-04-25 Alan Modra <amodra@gmail.com>
3631 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
3632 decl. Move logic selecting update reg to callers. Update all callers.
3633 (rs6000_emit_allocate_stack): Add copy_off param.
3634 (emit_frame_save): Don't handle reg+reg addressing.
3635 (ptr_regno_for_savres): New function, extracted from..
3636 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
3637 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
3638 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
3639 frame offset adjustment for out-of-line save with copy from sp.
3640 Simplify condition controlling whether cr is saved early or
3641 late. Use ptr_regno_for_savres to verify correct reg is set
3642 up for out-of-line saves. Pass the actual pointer reg used to
3643 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
3644 function. Rearrange spe vars so code is similar to that
3645 elsewhere in this function. Don't update frame_off when spe
3646 save code will restore r11. Use emit_frame_save for spe and
3647 gpr saves. Consolidate darwin out-of-line gpr setup with that
3648 for other abis. Don't assume frame_offset is zero and frame
3649 reg is sp when setting up altivec reg saves, and calculate
3650 exact offset requirement.
3651 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
3652 spe restore code. Consolidate darwin out-of-line gpr setup
3653 with that for other abis.
3655 2012-04-25 Alan Modra <amodra@gmail.com>
3657 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
3658 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
3660 (emit_frame_save): Delete frame_ptr param. Rename total_size to
3662 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
3663 and emit_frame_save calls. Cope with possibly missing note.
3665 2012-04-24 Sriraman Tallam <tmsriram@google.com>
3667 * config/i386/i386.c (build_processor_model_struct): New function.
3668 (make_var_decl): New function.
3669 (fold_builtin_cpu): New function.
3670 (ix86_fold_builtin): New function.
3671 (make_cpu_type_builtin): New function.
3672 (ix86_init_platform_type_builtins): New function.
3673 (ix86_expand_builtin): Expand new builtins by folding them.
3674 (ix86_init_builtins): Make new builtins to detect CPU type.
3675 (TARGET_FOLD_BUILTIN): New macro.
3676 (IX86_BUILTIN_CPU_INIT): New enum value.
3677 (IX86_BUILTIN_CPU_IS): New enum value.
3678 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
3679 * config/i386/i386-builtin-types.def: New function type.
3680 * testsuite/gcc.target/builtin_target.c: New testcase.
3681 * doc/extend.texi: Document builtins.
3683 2012-04-24 Olivier Hainque <hainque@adacore.com>
3685 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
3686 * toplev.c (process_options): Default to dwarf_version 2.
3687 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
3688 and dwarf_version 2.
3690 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3692 * tree-pretty-print.h (default_tree_printer): Do not declare.
3693 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
3695 (default_tree_diagnostic_starter): Make static.
3696 (default_tree_printer): Move to here. Make static.
3697 (tree_diagnostics_defaults): New.
3698 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
3699 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
3700 * toplev.c: Do not include tree-pass.h.
3701 (default_tree_printer): Move from here.
3702 (general_init): Use tree_diagnostics_defaults.
3704 2012-04-24 Chao-ying Fu <fu@mips.com>
3706 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
3707 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
3708 * config/mips/gnu-user.h
3709 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
3710 (GNU_USER_TARGET_LINK_SPEC): New define.
3711 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
3712 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
3713 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
3714 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
3715 GNU_USER_TARGET_ENDFILE_SPEC.
3716 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
3717 (GNU_USER_TARGET_LINK_SPEC): New define.
3718 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
3719 * config/mips/linux-common.h: New file.
3721 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3724 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
3725 (altivec_build_resolved_builtin): Call fully_fold_convert.
3727 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
3730 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
3732 2012-04-24 Richard Guenther <rguenther@suse.de>
3734 PR tree-optimization/53085
3735 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
3738 2012-04-24 Richard Guenther <rguenther@suse.de>
3740 * tree-if-conv.c (main_tree_if_conversion): Move bb under
3743 2012-04-24 Jim Meyering <meyering@redhat.com>
3745 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
3746 absence of an define_enum call.
3748 2012-04-24 Richard Guenther <rguenther@suse.de>
3750 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
3751 the epilogue loop is not re-used as unvectorized version
3752 record the its maximum number of iterations.
3754 2012-04-24 Andrew Pinski <apinski@cavium.com>
3756 * tree-ssa-forwprop.c (simplify_bitwise_binary):
3757 Don't directly use def1/def2.
3759 2012-04-24 Richard Guenther <rguenther@suse.de>
3761 PR tree-optimization/53098
3762 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
3765 2012-04-24 Andrew Pinski <apinski@cavium.com>
3768 * tree-ssa-forwprop.c (defcodefor_name): New function.
3769 (simplify_bitwise_binary): Use defcodefor_name instead of manually
3770 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
3771 Simplify "(~X | Y) & X" to "X & Y" and
3772 "(~X & Y) | X" to "X | Y".
3774 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3776 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
3777 validate_change to add clobbers if IN_GROUP is nonzero.
3778 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
3779 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
3781 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
3783 * config/s390/s390.c (insn_invalid_p): Likewise.
3785 2012-04-24 Jakub Jelinek <jakub@redhat.com>
3788 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
3789 (output_addressed_constants): Likewise.
3792 * varasm.c (get_section): Don't ICE for section conflicts with
3793 built-in section kinds.
3795 2012-04-23 DJ Delorie <dj@redhat.com>
3797 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
3798 (LIBSTDCXX): Change to CPP2.
3800 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
3803 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
3806 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
3808 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
3809 (*addsi_2_zext): Ditto.
3810 (*add<mode>_3): Ditto.
3811 (*addsi_3_zext): Ditto.
3812 (*add<mode>_5): Ditto.
3814 2012-04-23 Andrew Pinski <apinski@cavium.com>
3816 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
3817 (C & B) to (A OP0) & B.
3819 2012-04-23 Martin Jambor <mjambor@suse.cz>
3821 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
3822 temporaries created for a bitfield (reverting revision 122014).
3824 2012-04-23 Richard Guenther <rguenther@suse.de>
3826 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
3827 the condition using is_gimple_condexpr and avoid the not necessary
3829 (set_prologue_iterations): Likewise.
3830 (vect_loop_versioning): Likewise.
3832 2012-04-23 Richard Guenther <rguenther@suse.de>
3834 PR tree-optimization/53070
3835 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
3836 (main_tree_if_conversion): Verify we succeeded in that.
3838 2012-04-23 Jan Hubicka <jh@suse.cz>
3840 * lto-symtab.c (lto_cgraph_replace_node): Do not call
3841 mark_reahcable_node.
3842 * cgraph.c (cgraph_remove_node): Do not clear reachable.
3843 (cgraph_mark_reachable_node): Remove.
3844 (cgraph_mark_force_output_node): Do not set reachable.
3845 (dump_cgraph_node): Do not dump reachable.
3846 (cgraph_create_virtual_clone): Do not set reachable.
3847 * cgraph.h (cgraph_node): Remove reachable flag.
3848 (varpool_node): Remove reachable flag.
3849 (cgraph_mark_if_needed): Remove.
3850 (cgraph_mark_reachable_node): Remove.
3851 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
3852 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
3854 (cgraph_add_new_function): Likewise.
3855 (cgraph_mark_if_needed): Remove.
3856 (cgraph_analyze_function): Do not set target as reachable.
3857 (process_function_and_variable_attributes): Do not care about
3859 (cgraph_analyze_functions): Do not set reachable flags.
3860 (cgraph_mark_functions_to_output): Do not check reachability.
3861 (cgraph_copy_node_for_versioning): Do not set reachable flag.
3862 (dbxout_expand_expr): Update.
3863 * c-decl.c (merge_decls): Do not track changed externs.
3864 * ipa.c: Include pointer-set.h
3865 (enqueue_cgraph_node): Use reachable pointer set.
3866 (process_references): Likewise.
3867 (cgraph_remove_unreachable_nodes): Likewise.
3868 (whole_program_function_and_variable_visibility): Do not recompute
3870 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
3872 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
3874 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
3876 2012-04-23 Richard Guenther <rguenther@suse.de>
3879 * c-typeck.c (build_binary_op): Fix typo.
3881 2012-04-23 Jakub Jelinek <jakub@redhat.com>
3883 PR tree-optimizations/52891
3884 * tree-vect-patterns.c (adjust_bool_pattern): Use
3885 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
3886 but with non-standard precision.
3888 2012-04-22 Jan Hubicka <jh@suse.cz>
3890 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
3893 2012-04-22 Jan Hubicka <jh@suse.cz>
3895 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
3896 * cgraphbuild.c (record_reference, record_type_list, mark_address,
3897 mark_load, mark_store): Do not mark varpool nodes as needed.
3898 * cgraph.c (cgraph_new_nodes): Remove.
3899 (cgraph_create_function_alias): Do not mark nodes as reachable.
3900 (cgraph_add_thunk): Likewise.
3901 (cgraph_mark_reachable_node): Do not manage the queue.
3902 * cgraph.h (cgraph_node): Remove next_needed.
3903 (varpool_nodes_queue): Remove next_needed and prev_needed.
3904 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
3905 (cgraph_new_nodes): Declare.
3906 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
3907 (varpool_analyze_pending_decls): Remove.
3908 (varpool_analyze_node): New.
3909 (varpool_mark_needed_node): Remove.
3910 (varpool_first_variable, varpool_next_variable): New inlines.
3911 (varpool_first_static_initializer, varpool_next_static_initializer):
3913 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
3914 (varpool_first_defined_variable): New inline.
3915 (varpool_next_defined_variable): New inline
3916 (FOR_EACH_VARIABLE): Reimplement.
3917 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
3918 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
3920 * cgraphunit.c (cgraph_new_nodes): Declare here.
3921 (enqueue_node): New function.
3922 (cgraph_process_new_functions): update for new
3923 node set; when constructing cgraph enqueue node for processing.
3924 (cgraph_add_new_function): Use new node set.
3925 (process_function_and_variable_attributes): Do not set varpool needed
3927 (referred_to_p): New function.
3928 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
3929 when varpool is in construction.
3930 (cgraph_analyze_functions): Rewrite.
3931 (cgraph_expand_all_functions): Update.
3932 (cgraph_output_in_order): Do not analyze pending decls; do not set
3934 (cgraph_optimize): Do not analyze pending decls.
3935 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
3936 in other partition; do not mark node as needed.
3937 * dwarf2out.c (reference_to_unused): Use analyzed flag.
3938 (premark_types_used_by_global_vars_helper): Likewise.
3939 * ipa.c (process_references): Do not call varpool_mark_needed_node.
3940 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
3942 (function_and_variable_visibility): Do not mark node as needed.
3943 (whole_program_function_and_variable_visibility): Likewise.
3944 * Makefile.in (gt-varpool.h): No longer needed.
3945 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
3946 (ipa_write_summaries): Do not use needed flag.
3947 * varpool.c: Do not include gt-varpool.h
3948 (x_varpool_nodes_queue, x_varpool_last_needed_node,
3949 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
3950 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
3952 (varpool_remove_node): Do not update the lists.
3953 (dump_varpool_node): Do not dump needed flag.
3954 (varpool_enqueue_needed_node): Remove.
3955 (varpool_mark_needed_node): Remove.
3956 (varpool_reset_queue): Remove.
3957 (varpool_finalize_decl): Move to cgraphunit.c
3958 (varpool_analyze_node): New functions based on former
3959 varpool_analyze_pending_decls.
3960 (varpool_analyze_pending_decls): Remove.
3961 (varpool_assemble_decl): Do not update the lists.
3962 (enqueue_node): New function.
3963 (varpool_remove_unreferenced_decls): Rewrite.
3964 (varpool_empty_needed_queue): Remove.
3965 (add_new_static_var): Do not mark node as needed.
3966 (varpool_create_variable_alias): Handle expansion state
3968 * except.c (output_ttype): Do not mark node as needed.
3969 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
3970 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
3972 * tree-switch-conversion.c (build_one_array): Likewise.
3974 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3977 * doc/invoke.texi (pedantic): Rename to Wpedantic.
3978 * common.opt (Wpedantic): New.
3979 (pedantic): Alias Wpedantic.
3980 * diagnostic.c (warning_at): Likewise.
3981 * c-decl.c (diagnose_mismatched_decls): Likewise.
3982 (build_array_declarator): Likewise.
3983 (mark_forward_parm_decls):
3984 (check_bitfield_type_and_width): Likewise.
3985 (grokdeclarator): Likewise.
3986 (grokfield): Likewise.
3987 (finish_struct): Likewise.
3988 (build_enumerator): Likewise.
3989 (store_parm_decls_oldstyle): Likewise.
3990 (declspecs_add_qual): Likewise.
3991 (declspecs_add_type): Likewise.
3992 (finish_declspecs): Likewise.
3993 * c-typeck.c (composite_type): Likewise.
3994 (comp_target_types): Likewise.
3995 (build_array_ref): Likewise.
3996 (pointer_diff): Likewise.
3997 (build_unary_op): Likewise.
3998 (build_conditional_expr): Likewise.
3999 (build_c_cast): Likewise.
4000 (convert_for_assignment): Likewise.
4001 (maybe_warn_string_init): Likewise.
4002 (digest_init): Likewise.
4003 (pop_init_level): Likewise.
4004 (set_init_index): Likewise.
4005 (c_finish_goto_label): Likewise.
4006 (c_finish_return): Likewise.
4007 (do_case): Likewise.
4008 (build_binary_op): Likewise.
4009 * c-parser.c (static): Likewise.
4010 (c_parser_external_declaration): Likewise.
4011 (c_parser_declaration_or_fndef): Likewise.
4012 (c_parser_static_assert_declaration_no_se): Likewise.
4013 (c_parser_enum_specifier): Likewise.
4014 (c_parser_struct_or_union_specifier): Likewise.
4015 (c_parser_struct_declaration): Likewise.
4016 (c_parser_alignas_specifier): Likewise.
4017 (c_parser_braced_init): Likewise.
4018 (c_parser_initelt): Likewise.
4019 (c_parser_compound_statement_nostart): Likewise.
4020 (c_parser_conditional_expression): Likewise.
4021 (c_parser_alignof_expression): Likewise.
4022 (c_parser_postfix_expression): Likewise.
4023 (c_parser_postfix_expression_after_paren_): Likewise.
4024 (c_parser_objc_class_instance_variables): Likewise.
4025 (c_parser_objc_method_definition): Likewise.
4026 (c_parser_objc_methodprotolist): Likewise.
4028 2012-04-22 Ian Lance Taylor <iant@google.com>
4030 * godump.c (go_output_typedef): Dump size of structs.
4032 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
4034 Correcting transform_to_exit_first_loop + fix to PR46886
4035 * tree-parloops.c (transform_to_exit_first_loop): Remove
4036 setting of number of iterations according to the loop pattern.
4037 Duplicate from entry to exit->src instead of loop->latch.
4038 (pallelize_loops): Remove the condition preventing do-while loops.
4039 * tree-cfg.c (bool bb_in_region_p): New.
4040 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
4041 Adjust redirection of the duplicated iteration.
4043 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
4046 * rtl.def (ADDRESS): Use "i" rather than "w".
4047 * rtl.h (find_base_term): Delete.
4048 (may_be_sp_based_p): Declare.
4049 * rtl.c (rtx_code_size): Remove ADDRESS special case.
4050 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
4051 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
4053 (find_base_term): Make static.
4054 (may_be_sp_based_p): New function.
4055 * dse.c (record_store): Use it.
4056 * store-motion.c (store_killed_in_insn): Likewise.
4058 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
4060 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
4062 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
4065 * c-typeck.c (inform_declaration): New.
4066 (build_function_call_vec): Do not pretty-print
4067 expressions when caret is enabled.
4068 (convert_arguments): Use inform_declaration.
4070 2012-04-20 Jim Meyering <meyering@redhat.com>
4072 * genmodes.c (make_complex_modes): Don't truncate a mode name of
4073 length 7 or more when prepending a "C". Suggested by Richard Guenther.
4075 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4077 PR rtl-optimization/44214
4078 * fold-const.c (exact_inverse): New function.
4079 (fold_binary_loc): Fold vector and complex division by constant into
4080 multiply by recripocal with flag_reciprocal_math; fold vector division
4081 by constant into multiply by reciprocal with exact inverse.
4083 2012-04-20 Jan Hubicka <jh@suse.cz>
4085 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
4087 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
4088 (cgraph_remove_node): Update.
4089 (cgraph_mark_needed_node): Remove.
4090 (cgraph_mark_force_output_node): New.
4091 (dump_cgraph_node): Do not dump needed flag.
4092 (cgraph_node_cannot_be_local_p_1): Update.
4093 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
4094 * cgraph.h (symtab_node_base): Add force_output flag.
4095 (cgraph_node): Remove needed flag.
4096 (varpool_node): Remove force_output flag.
4097 (cgraph_mark_needed_node): Remove.
4098 (cgraph_mark_force_output_node): New.
4099 (cgraph_only_called_directly_or_aliased_p,
4100 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
4101 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
4102 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
4103 (cgraph_add_new_function): Update.
4104 (cgraph_mark_if_needed): Update.
4105 (verify_cgraph_node): Update.
4106 (cgraph_analyze_function): Alias target is reachable.
4107 (process_function_and_variable_attributes): Update: externally_visible
4108 flag makes function reachable.
4109 (cgraph_analyze_functions): Update dumping.
4110 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
4111 input_overwrite_node, input_varpool_node): Update streaming.
4112 * lto-streamer-out.c (produce_symtab): Use force_output.
4113 * ipa.c (process_references): Weakrefs must be processed.
4114 (cgraph_remove_unreachable_nodes): Likewise; update for new
4116 (varpool_externally_visible_p): Weakrefs are externally visible
4117 even if they are not.
4118 (function_and_variable_visibility): Update; when processing alias
4119 pair force the targets to be output.
4120 (whole_program_function_and_variable_visility): Use
4121 mark_reachable_node.
4122 * trans-mem.c (ipa_tm_mark_needed_node): Remove
4123 (ipa_tm_mark_force_output_node): New function.
4124 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
4125 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
4127 * varasm.c (mark_decl_referenced): Update.
4128 (find_decl_and_mark_needed): Remove.
4129 (find_decl): New function.
4130 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
4131 alias targets as needed.
4132 (dump_tm_clone_pairs): Update.
4133 * tree-inline.c (copy_bb): Update check.
4134 * symtab.c (dump_symtab_base): Dump force_output.
4135 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
4136 * passes.c (execute_todo): Fix dumping.
4137 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
4138 (varpool_analyze_pending_decls): Alias target is reachable.
4139 (varpool_create_variable_alias): Finalize weakrefs.
4141 2012-04-20 Jakub Jelinek <jakub@redhat.com>
4144 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
4145 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
4146 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
4147 macros instead of constants.
4148 * dse.c (record_store): Check for SP ADDRESS by comparing
4149 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
4150 XEXP to be stack_pointer_rtx.
4152 2012-04-20 Richard Guenther <rguenther@suse.de>
4154 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
4155 update_call_from_tree when propagating into a call.
4157 2012-04-20 Alan Modra <amodra@gmail.com>
4159 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
4160 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
4161 sp_offset to frame_off. Move world save code earlier.
4163 2012-04-20 Richard Guenther <rguenther@suse.de>
4165 PR tree-optimization/53050
4166 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
4167 Do only one transform on COND_EXPRs at the same time.
4169 2012-04-19 Jan Hubicka <jh@suse.cz>
4171 * symtab.c (dump_symtab_base): Revert accidental checkin.
4173 2012-04-20 Alan Modra <amodra@gmail.com>
4176 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
4177 static chain, set REST_INLINE_FPRS too.
4179 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
4181 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
4184 2012-04-20 Richard Guenther <rguenther@suse.de>
4186 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
4187 loops that can never run more often than the vectorization factor.
4189 2012-04-19 Jan Hubicka <jh@suse.cz>
4191 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
4193 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
4195 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
4197 2012-04-19 Jim Meyering <meyering@redhat.com>
4199 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
4200 We verified above that the string(including trailing NUL) fits in buf,
4203 2012-04-19 Richard Guenther <rguenther@suse.de>
4205 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
4206 for dumping DECL_SECTION_NAME.
4208 2012-04-19 Michael Matz <matz@suse.de>
4211 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
4212 (struct tree_vector): Adjust GTY length.
4213 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
4215 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
4217 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
4218 caller emitted the length calulation already.
4219 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
4220 before handling any of the fields for structs.
4222 2012-04-19 Richard Guenther <rguenther@suse.de>
4224 PR tree-optimization/53031
4225 * tree-vrp.c (adjust_range_with_scev): Revert back to
4226 using max_loop_iterations.
4228 2012-04-19 Michael Matz <matz@suse.de>
4230 * diagnostic.c (emit_diagnostic): Move va_end call after user
4232 (warning, warning_at, pedwarn, permerror): Ditto.
4234 2012-04-19 Richard Guenther <rguenther@suse.de>
4236 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
4239 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
4242 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
4243 the case *(X+const).
4245 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4247 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
4249 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4252 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
4253 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
4255 2012-04-19 Richard Guenther <rguenther@suse.de>
4257 PR rtl-optimization/44688
4258 * loop-iv.c (determine_max_iter): Only return max_iter.
4259 (iv_number_of_iterations): Also use the recorded loop bound
4260 on the maximum number of iterations.
4261 * loop-unroll.c (decide_unroll_runtime_iterations): Use
4262 max_iter to avoid unrolling loops that do not roll.
4263 (decide_unroll_stupid): Likewise.
4265 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
4267 * targhooks.c (default_case_values_threshold): Fix code style nit.
4269 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
4270 case range and type folding from here...
4271 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
4272 type, as documented in tree.def.
4274 2012-04-18 Jan Hubicka <jh@suse.cz>
4276 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
4278 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
4279 cgraph hash and same comdat groups.
4280 (cgraph_optimize): Verify symbol table.
4281 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
4282 (dissolve_same_comdat_group_list): Work on symtab nodes.
4283 (function_and_variable_visibility): Dissolve variable same comdat group
4285 * symtab.c: Include timevar.h
4286 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
4288 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
4290 * tree-switch-conversion.c (info): Remove global pass info.
4291 (check_range, check_process_case, check_final_bb, create_temp_arrays,
4292 free_temp_arrays, gather_default_values, build_constructors,
4293 array_value_type, build_one_array, build_arrays, gen_def_assigns,
4294 fix_phi_nodes, gen_inbound_check): Pass info around from ...
4295 (process_switch): ... here. Unify message format. Return a const
4296 char pointer to the failure reason message.
4297 (do_switchconv): Unify message format. Update process_switch usage.
4299 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
4300 * tree-cfg.c (edge_to_cases): Fix documentation.
4302 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
4304 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
4306 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4308 PR tree-optimization/52976
4309 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
4310 (possibly_move_powi): New function.
4311 (rewrite_expr_tree): Call possibly_move_powi.
4312 (rewrite_expr_tree_parallel): Likewise.
4313 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
4314 call add_to_ops_vec instead.
4316 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4318 PR tree-optimization/52976
4319 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
4320 (decrement_power): Likewise.
4321 (propagate_op_to_single_use): Likewise.
4322 (zero_one_operation): Handle __builtin_pow* calls in linearized
4323 expression trees; factor logic into propagate_op_to_single_use.
4324 (undistribute_ops_list): Allow operands with repeat counts > 1.
4326 2012-04-18 Richard Guenther <rguenther@suse.de>
4328 PR tree-optimization/44688
4329 * cfgloop.h (record_niter_bound): Declare.
4330 * tree-ssa-loop-niter.c (record_niter_bound): Export.
4331 Update the estimation with the upper bound here...
4332 (estimate_numbers_of_iterations_loop): ... instead of here.
4333 Do not forcefully reset a recorded upper bound.
4334 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
4335 Record the maximum number of loop iterations of the prologue loop.
4337 2012-04-18 Jan Hubicka <jh@suse.cz>
4339 * lto-symtab.c (lto_cgraph_replace_node): Update.
4340 * cgraphbuild.c (record_reference, record_type_list,
4341 record_eh_tables, mark_address, mark_load, mark_store): Update.
4342 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
4343 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
4345 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
4346 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
4347 * reload.c: Fix typo in comment.
4348 * rtlanal.c: Likewise.
4349 * tree-emultls.c (gen_emutls_addr): Update.
4350 * ipa-reference.c (analyze_function): Update.
4351 * cgraphunit.c (cgraph_analyze_function,
4352 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
4354 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
4355 (ipa_remove_reference): Likewise.
4356 (ipa_remove_all_refering): Rename to ...
4357 (ipa_remove_all_referring): ... this one; update.
4358 (ipa_dump_references): Update.
4359 (ipa_dump_referring): Update.
4360 (ipa_clone_references): Update.
4361 (ipa_clone_refering): Rename to ...
4362 (ipa_clone_referring): ... this one; update.
4363 (ipa_ref_cannot_lead_to_return): Update.
4364 (ipa_ref_has_aliases_p): Update.
4365 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
4367 (ipa_ref_type): Remove.
4368 (ipa_ref_ptr_u): Remove.
4369 (ipa_ref): Remove referencing, refered, refered_index, refering_type
4370 and refered_type; add referring, referred and referred_index.
4371 (ipa_ref_list): Rename refering to referring.
4372 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
4373 ipa_clone_references, ipa_clone_referring): Update prototypes.
4374 * lto-cgraph.c (referenced_from_other_partition_p): Update.
4375 (lto_output_ref): Update.
4376 (add_references): Update.
4377 (input_varpool_node): Update.
4378 (input_refs): Update.
4379 * ipa-ref-inline.h (ipa_ref_node): Update.
4380 (ipa_ref_varpool_node): Update.
4381 (ipa_ref_referring_node): Update.
4382 (ipa_ref_referring_varpool_node): Update.
4383 (ipa_ref_referring_ref_list): Update.
4384 (ipa_ref_referred_ref_list): Update.
4385 (ipa_ref_list_first_referring): Update.
4386 (ipa_empty_ref_list): Update.
4387 (ipa_ref_list_refering_iterate): Rename to ...
4388 (ipa_ref_list_referring_iterate): ... this one.
4389 * cse.c: Update comment.
4390 * ipa-utils.c (ipa_reverse_postorder): Update.
4391 * tree-ssa-alias.c: Update.
4392 * ipa-inline.c (reset_edge_caches): Update.
4393 (update_caller_keys): Update.
4394 * ipa-inline.h: Update comments.
4395 * jump.c: Update comment.
4396 * alias.c: Likewise.
4397 * ipa.c (process_references): Update.
4398 (cgraph_remove_unreachable_nodes): Likewise.
4399 (ipa_discover_readonly_nonaddressable_var): Likewise.
4400 (cgraph_address_taken_from_non_vtable_p): Likewise.
4401 * trans-mem.c (ipa_tm_execute): Update.
4402 * simplify-rtx.c: Fix comment.
4403 * rtl.c: Fix comment.
4404 * symtab.c (symtab_unregister_node): Update.
4405 * varpool.c (dump_varpool_node): Update.
4406 (varpool_analyze_pending_decls): Update.
4407 (assemble_aliases): Update.
4408 (varpool_for_node_and_aliases): Update.
4410 2012-04-18 Richard Guenther <rguenther@suse.de>
4412 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
4413 use_undefined_p parameter.
4414 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
4415 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
4417 (estimate_numbers_of_iterations): Likewise.
4418 (estimated_loop_iterations): Adjust.
4419 (max_loop_iterations): Likewise.
4420 (scev_probably_wraps_p): Likewise.
4421 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
4422 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
4423 not max_loop_iterations.
4424 (execute_vrp): Remove explicit number of iterations estimation.
4426 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
4428 * config/i386/linux-common.h: New.
4430 * config.gcc: Add i386/linux-common.h before
4431 all i386/linux.h and i386/linux64.h usages.
4433 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
4434 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
4435 * config/i386/gnu-user64.h: Likewise.
4437 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
4438 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
4439 (GNU_USER_TARGET_MATHFILE_SPEC): New.
4440 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
4442 2012-04-18 Jan Hubicka <jh@suse.cz>
4444 * cgraph.c (cgraph_node_name): Remove.
4445 (dump_cgraph_node): Use dump_symtab_base; reformat.
4446 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
4447 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
4449 (cgraph_node_name, varpool_node_name): Remove.
4450 (cgraph_node_asm_name, varpool_node_asm_name,
4451 cgraph_node_name, varpool_node_name): New.
4452 * tree-pass.h (TODO_dump_cgraph): Rename to ...
4453 (TODO_dump_symtab): ... this one.
4454 * ipa-cp (pass_ipa_cp): Update.
4455 * ia-reference.c (generate_summary, read_write_all_from_decl,
4456 propagate, ipa_reference_read_optimization_summary): Update.
4457 * cgraphunit.c (cgraph_analyze_functions): Update.
4458 (cgraph_optimize): Update.
4459 * ipa-ref.c (ipa_dump_references): Update.
4460 (ipa_dump_refering): Update.
4461 * ipa-inline.c (pass_ipa_inline): Update.
4462 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
4463 * ipa.c (pass_ipa_function_visibility,
4464 pass_ipa_whole_program_visibility): Update.
4465 * tree-sra.c (pass_early_ipa_sra): Update.
4466 * symtab.c: Include langhooks.h
4467 (symtab_node_asm_name): New.
4468 (symtab_node_name): New.
4469 (symtab_type_names): New static var.
4470 (dump_symtab_base): New.
4471 (dump_symtab_node, dump_symtab): New.
4472 (debug_symtab_node, debug_symtab): New.
4473 * tree-ssa-structalias.c: Dump symbol table.
4474 * pases.c (execute_todo): Handle TODO_dump_symtab instead
4475 of TODO_dump_cgraph.
4476 * varpoo.c (varpool_node_name): Remove.
4477 (dump_varpool_node): Use dump_symtab_base; reformat.
4479 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
4481 * doc/invoke.texi (Language Independent Options): @item should be
4484 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
4487 * rtl.c (rtx_code_size): Handle ADDRESS.
4489 2012-04-17 Tom de Vries <tom@codesourcery.com>
4491 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
4494 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
4497 * config/i386/sync.md (atomic_<code><mode>): Rename to
4498 atomic_<logic><mode>.
4500 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
4502 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
4503 * alias.c (reg_base_value): Expand and update comment.
4504 (arg_base_value): New variable.
4505 (unique_id): Move up file.
4506 (unique_base_value, unique_base_value_p, known_base_value_p): New.
4507 (find_base_value): Use arg_base_value and known_base_value_p.
4508 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
4509 (find_base_term): Use known_base_value_p.
4510 (base_alias_check): Use unique_base_value_p.
4511 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
4512 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
4514 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
4516 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
4518 2012-04-17 Michael Matz <matz@suse.de>
4520 PR tree-optimization/18437
4521 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
4522 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
4523 (vect_check_strided_load): Declare.
4524 * tree-vect-data-refs.c (vect_check_strided_load): New function.
4525 (vect_analyze_data_refs): Use it to accept strided loads.
4526 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
4528 2012-04-17 Richard Guenther <rguenther@suse.de>
4531 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
4532 loops when redirecting an entry or latch edge.
4534 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
4536 * sel-sched.c (sel_global_init): Revert previous change.
4538 2012-04-17 Richard Guenther <rguenther@suse.de>
4540 * tree-flow.h (array_at_struct_end_p): Move declaration ...
4541 * tree.h (array_at_struct_end_p): ... here.
4542 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
4543 * expr.c (array_at_struct_end_p): ... here. Rewrite.
4545 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
4547 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
4548 COST_TABLE): Remove.
4549 (estimate_case_costs): Remove.
4550 (expand_case): Do not call estimate_case_costs
4551 to set use_cost_table.
4552 (balance_case_nodes): Do not use use_cost_table.
4554 2012-04-16 Jan Hubicka <jh@suse.cz>
4556 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
4557 (hash_node, eq_node): Remove.
4558 (cgraph_create_node): Do not handle hashtable.
4559 (cgraph_get_node): Remove.
4560 (cgraph_insert_node_to_hashtable): Remove.
4561 (hash_node_by_assembler_name): Remove.
4562 (eq_assembler_name): Remove.
4563 (cgraph_node_for_asm): Rewrite.
4564 (cgraph_find_replacement_node): Break out from ...
4565 (cgraph_remove_node): ... here; do not maintain hashtables.
4566 (change_decl_assembler_name): Remove.
4567 (cgraph_clone_node): Do not maintain hashtables.
4568 * cgraph.h (const_symtab_node): New typedef.
4569 (cgraph_insert_node_to_hashtable): Remove.
4570 (symtab_get_node, symtab_node_for_asm,
4571 symtab_insert_node_to_hashtable): Declare.
4572 (cgraph_find_replacement_node): Declare.
4573 (cgraph_get_node, varpool_get_node): Turn into inlines.
4574 (cgraph, varpool): Work sanely on NULL pointers.
4575 (FOR_EACH_SYMBOL): New walker.
4576 * ipa-inline-transform.c (save_inline_function_body): Use
4577 symtab_insert_node_to_hashtable.
4578 * symtab.c: Include ggc.h and diagnostics.h
4579 (symtab_hash, assembler_name_hash): New static vars;
4580 (hash_node, eq_node, hash_node_by_assembler_name,
4581 eq_assembler_name, insert_to_assembler_name_hash,
4582 unlink_from_assembler_name_hash): New.
4583 (symtab_register_node): Update hashtables.
4584 (symtab_insert_node_to_hashtable): New.
4585 (symtab_unregister_node): Update hashtables.
4586 (symtab_get_node): New.
4587 (symtab_node_for_asm): New.
4588 (change_decl_assembler_name): New.
4589 * Makefile.in (symtab.o): Needs GTY.
4590 * varpool.c (varpool_hash): Remove.
4591 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
4592 (varpool_node): Rewrite using varpool_get_node.
4593 (varpool_remove_node): DO not maintain hashtables.
4594 (varpool_node_for_asm): Rewrite.
4596 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
4598 * doc/invoke.texi: Copy-edit to put verbs in the present tense
4599 when describing the current behavior of GCC.
4601 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
4603 * genemit.c (gen_exp): Remove ADDRESS handling.
4604 * genoutput.c (scan_operands): Likewise.
4605 * genpeep.c (match_rtx): Likewise.
4606 * genrecog.c (add_to_sequence): Likewise.
4608 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
4610 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
4612 2012-04-16 Martin Jambor <mjambor@suse.cz>
4614 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
4617 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
4620 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
4621 hints for 'A' operand types.
4623 2012-04-16 Jan Hubicka <jh@suse.cz>
4625 * cgraph.h (symtab_node_base): Add next and previous pointers.
4626 (cgraph_node): Remove next and preivous pointers.
4627 (varpool_node): Likewise; remove next/previous GTY marker;
4628 it is not type safe.
4629 (symtab_node_def): Update GTY marker
4630 (x_cgraph_nodes, cgraph_nodes): Remove.
4631 (symtab_nodes): New function.
4632 (cgraph_order): Rename to ...
4633 (symtab_order): ... this one.
4634 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
4636 (x_varpool_nodes, varpool_nodes): Remove.
4637 (FOR_EACH_STATIC_VARIABLE): Update.
4638 (symtab_function_p, symtab_variable_p): New function.
4639 (FOR_EACH_VARIABLE): Update.
4640 (varpool_first_variable, varpool_next_variable): New functions.
4641 (FOR_EACH_VARIABLE): Update.
4642 (cgraph_first_defined_function): Update.
4643 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
4644 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
4645 (cgraph_first_function, cgraph_next_function): New.
4646 (FOR_EACH_FUNCTION): Update.
4647 (cgraph_first_function_with_gimple_body,
4648 cgraph_next_function_with_gimple_body): Update.
4649 * symtab.c: New file.
4650 * cgraph.c: Update copyright dates.
4651 (x_cgraph_nodes, cgraph_order): Remove.
4652 (NEXT_FREE_NODE): Update.
4653 (SET_NEXT_FREE_NODE): New.
4654 (cgraph_create_node_1): Remove common code.
4655 (cgraph_create_node): Remove common code; call symtab_register_node.
4656 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
4657 (cgraph_add_asm_node): Update.
4658 (cgraph_clone_node): Register new node.
4659 * cgraphunit.c (process_function_and_variable_attributes): Update.
4660 (cgraph_analyze_functions): Update.
4661 (cgraph_analyze_functions): Update.
4662 (cgraph_output_in_order): Update.
4663 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
4665 * ipa-inline.c (recursive_inlining): Update.
4666 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
4667 * ipa.c (cgraph_remove_unreachable_nodes): Update.
4668 * Makefile.in: Add symtab.o
4669 * varpool.c (x_varpool_nodes): Remove
4670 (varpool_node): Remove common code; call symtab_register_node.
4671 (varpool_remove_node): Remove common code; call symtab_unregister_node.
4673 2012-04-16 Richard Guenther <rguenther@suse.de>
4676 * tree.h (VECTOR_CST_NELTS): Adjust.
4677 (struct tree_vector): Add explicit length field.
4678 (make_vector_stat): Declare.
4679 (make_vector): Define.
4680 * tree.c (make_vector_stat): New function.
4681 (build_vector_stat): Use it.
4682 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
4684 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4686 PR tree-optimization/52976
4687 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
4688 (undistribute_ops_list): Ops with repeat counts aren't eligible for
4690 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
4692 2012-04-16 Jan Hubicka <jh@suse.cz>
4694 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
4696 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
4697 walkers to walk cgraph and varpool.
4698 * cgraph.c (cgraph_node_for_asm): Likewise.
4699 (dump_cgraph): Likewise.
4700 * value-prof.c (init_node_map): Likewise.
4701 * tree.c (free_lang_data_in_cgraph): Likewise.
4702 * tree-emutls.c: (ipa_lower_emutls): Likewise.
4703 * ipa-reference.c (generate_summary, propagate): Likewise.
4704 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
4705 cgraph_mark_functions_to_output, cgraph_output_in_order,
4706 output_weakrefs, cgraph_materialize_all_clones,
4707 cgraph_optimize): Likewise.
4708 * lto-cgraph.c (merge_profile_summaries): Likewise.
4709 (input_cgraph): Likewise.
4710 * ipa-pure-const.c (generate_summary): Likewise.
4711 (propagate): Likwise.
4712 * ipa-utils.c (ipa_reduced_postorder): Likewise.
4713 (ipa_free_postorder_info): Likewise.
4714 (ipa_reverse_postorder): Likewise.
4715 * ipa-inline.c (ipa_inline): Likewise.
4716 * matrix-reorg.c (find_matrices_decl): Likewise.
4717 (matrix_reorg): Likewise.
4718 * tree-vectorizer.c (increase_alignment): Likewise.
4719 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
4720 (function_and_variable_visibility): Likewise.
4721 (whole_program_function_and_variable_visibility): Likewise.
4722 (ipa_cdtor_merge): Likewise.
4723 * trans-mem.c (ipa_tm_execute): Likewise.
4724 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
4725 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
4726 (ipa_print_all_params): Likewise.
4727 (ipa_update_after_lto_read): Likewise.
4728 * tree-profie.c (tree_profiling): Likewise.
4729 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
4730 * passes.c (dump_passes): Likewise.
4731 (do_per_function): Likewise.
4732 (ipa_write_summaries): Likewise.
4733 * varpool.c (dump_varpool): Likewise.
4734 (varpool_node_for_asm): Likewise.
4735 (varpool_assemble_pending_decls): Likewise.
4737 2012-04-16 Richard Guenther <rguenther@suse.de>
4739 PR tree-optimization/52975
4740 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
4741 condition but always mark it with TRUTH_NOT_EXPR.
4743 2012-04-16 Richard Guenther <rguenther@suse.de>
4745 PR tree-optimization/52975
4746 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
4747 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
4748 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
4749 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
4751 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
4753 * config/i386/sse.md (ssse3_plusminus): New code iterator.
4754 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
4755 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
4756 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
4757 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
4758 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
4759 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
4761 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
4762 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
4763 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
4764 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
4765 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
4766 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
4768 (xop_plus): New code iterator.
4769 (macs): New code attribute.
4771 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
4772 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
4774 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
4775 xop_plus code iterator.
4776 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
4777 xop_plus code iterator.
4778 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
4779 xop_plus code iterator.
4780 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
4781 xop_plus code iterator.
4783 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
4784 any_extend code iterator.
4785 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
4786 any_extend code iterator.
4787 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
4788 any_extend code iterator.
4789 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
4790 any_extend code iterator.
4791 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
4792 any_extend code iterator.
4793 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
4794 any_extend code iterator.
4796 2012-04-14 Tom de Vries <tom@codesourcery.com>
4798 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
4799 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
4800 DELETED_LABEL note, and move it to ...
4801 * cfgrtl.c (delete_insn): ... here. Change return type to void.
4802 (delete_insn_and_edges): Likewise.
4803 (delete_insn_chain): Handle new return type of delete_insn. Delete
4804 chain backwards rather than forwards.
4805 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
4807 * cfglayout.c (fixup_reorder_chain): Delete unused label.
4809 2012-04-14 Jan Hubicka <jh@suse.cz>
4811 * cgraph.h: Update copyrights;
4812 (symtab_node): Turn to union typedef.
4813 (symtab_node_base): New structure.
4814 (symtab_type): Add SYMTAB_SYMBOL tag.
4815 (cgraph_node): Annotate some pinters with nested_ptr.
4816 (varpool_node): Likewise.
4817 (cgraph_local_info): Remove lto_file_data
4818 and externally_visible.
4819 (cgraph_node): Remove decl; same_comdat_group list;
4820 aux; ref_list; order; address_taken; reachable_from_other_parittion,
4821 in_other_partition; resolution.
4822 (varpool_node): Remove decl; same_comdat_group;
4823 ref_list; lto_file_data; aux; order; resolution; externally_visible;
4824 used_from_other_partition; in_other_partition.
4825 (symtab_node_def): New union.
4826 (cgraph, varpool): Update.
4827 (varpool_first_static_initializer, varpool_next_static_initializer,
4828 cgraph_only_called_directly_or_aliased_p,
4829 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
4830 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
4831 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
4833 * cgraph.c: Likewise.
4834 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
4835 * cgraphbuild.c: Likewise.
4836 * lto-symtab.c: Likewise.
4837 * c-gimplify.c: Likewise.
4838 * value-prof.c: Likewise.
4840 * ipa-cp.c: Likewise.
4841 * tree-emutls.c: Likewise.
4842 * ipa-inline-transform.c: Likwise.
4843 * ipa-reference.c: Likewise.
4844 * cgraphunit.c: Likewise.
4845 * ipa-ref.c: Likewise.
4846 * lto-cgraph.c: Likewise.
4847 * ipa-ref-inline.h: Likewise.
4848 * ipa-pure-const.c: Likewise.
4849 * lto-streamer-out.c: Likewise.
4850 * ipa-utils.c: Likewise.
4851 * ipa-inline.c: Likewise.
4852 * matrix-reorg.c: Likewise.
4853 * tree-eh.c: Likewise.
4854 * tree-vectorizer.c: Likewise.
4855 * ipa-split.c: Likewise.
4857 * trans-mem.c: Likewise.
4858 * ipa-inline-analysis.c: Likewise.
4859 * gimplify.c: Likewise.
4860 * cfgexpand.c: Likewise.
4861 * tree-sra.c: Likewise.
4862 * ipa-prop.c: Likewise.
4863 * varasm.c: Likewise.
4864 * tree-nested.c: Likewise.
4865 * tree-inline.c: Likewise.
4866 * tree-profile.c: Likewise.
4867 * tree-ssa-structalias.c: Likewise.
4868 * passes.c: Likewise.
4869 * varpool.c: Likewise.
4871 2012-04-14 Tom de Vries <tom@codesourcery.com>
4873 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
4874 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
4875 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
4877 (gsi_advance_fw_nondebug_nonlocal): New function.
4878 (local_def): Removed function.
4879 (same_succ_hash): Use stmt_local_def.
4880 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
4881 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
4883 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4885 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
4886 and __ILP32__ for x32.
4888 2012-04-13 Martin Jambor <mjambor@suse.cz>
4891 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
4892 fold_ctor_reference returns a zero constant.
4894 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
4896 * config.gcc: Add i386/gnu-user-common.h before all
4897 i386/gnu-user.h and i386/gnu-user64.h usages.
4899 * config/i386/gnu-user-common.h: New.
4901 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
4902 (CC1_SPEC): Likewise.
4903 (ENDFILE_SPEC): Likewise.
4904 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
4905 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
4906 (TARGET_OS_CPP_BUILTINS): Likewise.
4907 (LIBGCC2_HAS_TF_MODE): Likewise.
4908 (LIBGCC2_TF_CEXT): Likewise.
4909 (TF_SIZE): Likewise.
4910 (TARGET_ASM_FILE_END): Likewise.
4911 (STACK_CHECK_MOVING_SP): Likewise.
4912 (STACK_CHECK_STATIC_BUILTIN): Likewise.
4913 * config/i386/gnu-user64.h: Likewise.
4915 2012-04-13 Martin Jambor <mjambor@suse.cz>
4917 * expr.c (expand_expr_real_1): Pass type, not the expression, to
4918 set_mem_attributes for a memory temporary. Do not call the function
4919 for the memory temporary created for a bitfield.
4921 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
4924 * df.h (enum debug_temp_where): New.
4925 (dead_debug_init, dead_debug_finish) Declare.
4926 (dead_debug_add, dead_debug_insert_temp): Declare.
4927 (struct dead_debug_use, struct dead_debug): Moved from...
4928 * df-problems.c: ... here.
4929 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
4931 (df_create_unused_note): Likewise.
4932 (df_set_dead_notes_for_mw): Move comment where it belongs.
4933 (dead_debug_init): Export.
4934 (dead_debug_reset_uses): New, factored out of...
4935 (dead_debug_finish): ...this. Export.
4936 (dead_debug_reset): Remove.
4937 (dead_debug_add): Export.
4938 (dead_debug_insert_before): Rename to...
4939 (dead_debug_insert_temp): ... this. Add where argument. Export.
4940 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
4941 Return insertion count.
4942 (df_note_bb_compute): Adjust.
4943 * dce.c (word_dce_process_block): Adjust dead debug uses.
4944 (dce_process_block): Likewise.
4946 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
4948 * df-problems.c (df_note_bb_compute): Do not take note of
4949 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
4951 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
4954 * var-tracking.c (expand_depth): New type.
4955 (onepart_aux, expand_loc_callback_data): Change depth type to it.
4956 (loc_exp_dep_alloc): Adjust initializer.
4957 (update_depth): Use new type. Add entryvals.
4958 (vt_expand_var_loc_chain): Take note of expansions with
4959 ENTRY_VALUEs, but don't accept them right away. Run an optional
4960 second pass accepting the minimum ENTRY_VALUE count found in the
4962 (vt_expand_loc_callback, INIT_ELCD): Adjust.
4964 2012-04-13 Tom de Vries <tom@codesourcery.com>
4966 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
4967 parameters vuse and vuse_escaped.
4968 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
4969 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
4972 2012-04-13 Richard Guenther <rguenther@suse.de>
4974 PR tree-optimization/52969
4975 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
4976 the condition for the COND_EXPR and handle predicate negation
4977 by swapping the COND_EXPR arms.
4979 2012-04-13 Nick Clifton <nickc@redhat.com>
4981 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
4982 TODO_dump_func flag.
4984 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
4986 PR rtl-optimization/52203
4987 PR rtl-optimization/52715
4989 Revert the 2012-03-07 fix for PR 52203.
4990 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
4991 the insn does not modify DFA right before issuing, adjust
4992 issue_rate accordingly.
4994 2012-04-13 Richard Guenther <rguenther@suse.de>
4997 * c-typeck.c (pointer_diff): Remove bogus assert.
4999 2012-04-13 Richard Guenther <rguenther@suse.de>
5002 * convert.c (convert_to_pointer): Remove special-casing of zero.
5004 2012-04-13 Joey Ye <joey.ye@arm.com>
5006 * config/arm/constraints.md (Pe): New constraint.
5007 * config/arm/arm.md: New split for imm 256-510.
5009 2012-04-13 Terry Guo <terry.guo@arm.com>
5011 * config/arm/arm-cores.def: Added core cortex-m0plus.
5012 * config/arm/arm-tune.md: Regenerated.
5013 * config/arm/arm-tables.opt: Regenerated.
5014 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
5016 2012-04-13 Alan Modra <amodra@gmail.com>
5019 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
5020 tie regs on destination of sets. Delete forward declaration.
5021 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
5022 (rs6000_emit_prologue): Likewise.
5023 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
5025 (is_mem_ref): Use tie_operand to recognise stack ties.
5026 * config/rs6000/predicates.md (tie_operand): New.
5027 * config/rs6000/rs6000.md (restore_stack_block): Generate new
5029 (restore_stack_nonlocal): Likewise.
5030 (stack_tie): Update.
5031 (frame_tie): Delete.
5033 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5035 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
5036 HOST_WIDE_INT_PRINT_DEC in format strings.
5038 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
5041 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
5042 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
5043 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
5044 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
5045 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
5046 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
5047 avx2_permvarv8si using VI4F_256 mode iterator.
5048 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
5049 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
5050 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
5051 gen_avx2_permvarv8sf.
5052 (expand_vec_perm_pshufb): Ditto.
5054 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5057 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
5058 the list of options to enable the FCFID instruction.
5059 (TARGET_EXTRA_BUILTINS): Adjust comment.
5061 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5063 PR tree-optimization/18589
5064 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
5065 (operand_entry): Add count field.
5066 (add_repeat_to_ops_vec): New function.
5067 (completely_remove_stmt): Likewise.
5068 (remove_def_if_absorbed_call): Likewise.
5069 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
5070 (acceptable_pow_call): New function.
5071 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
5072 entries with repeat counts when found.
5073 (repeat_factor_d): New struct and associated typedefs.
5074 (repeat_factor_vec): New static vector variable.
5075 (compare_repeat_factors): New function.
5076 (get_reassoc_pow_ssa_name): Likewise.
5077 (attempt_builtin_powi): Likewise.
5078 (reassociate_bb): Call attempt_builtin_powi.
5079 (fini_reassoc): Two new calls to statistics_counter_event.
5081 2012-04-12 Richard Guenther <rguenther@suse.de>
5083 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
5084 * cgraph.h (tree_rest_of_compilation): Remove.
5085 * cgraph.c (cgraph_add_new_function): Move ...
5086 * cgraphunit.c (cgraph_add_new_function): ... here.
5087 (tree_rest_of_compilation): Make static.
5088 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
5089 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
5090 gate_all_early_local_passes, execute_all_early_local_passes,
5091 pass_early_local_passes, gate_all_early_optimizations,
5092 pass_all_early_optimizations): Move ...
5093 * passes.c (gate_all_optimizations, pass_all_optimizations,
5094 gate_all_early_local_passes, execute_all_early_local_passes,
5095 pass_early_local_passes, gate_all_early_optimizations,
5096 pass_all_early_optimizations): ... here.
5097 * tree-optimize.c (execute_free_datastructures): Remove.
5098 * tree-flow.h (execute_free_datastructures): Remove.
5099 * tree-optimize.c (execute_init_datastructures,
5100 pass_init_datastructures): Move ...
5101 * tree-ssa.c (execute_init_datastructures,
5102 pass_init_datastructures): ... here.
5103 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
5104 execute_free_datastructures.
5106 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
5108 * dbgcnt.def (ira_move): New counter.
5109 * ira-int.h (ira_create_new_reg): Declare function.
5110 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
5111 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
5112 no longer static. All callers changed.
5113 * ira.c: Include "dbgcnt.h".
5114 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
5115 move_unallocated_pseudos): New static functions.
5116 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
5117 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
5118 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
5119 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
5120 to the pseudos generated in find_moveable_pseudos.
5121 * Makefile.in (ira.o): Add $(DBGCNT_H).
5123 2012-04-12 Richard Guenther <rguenther@suse.de>
5125 PR tree-optimization/52943
5126 * tree-chrec.h (chrec_is_positive): Remove.
5127 * tree-scalar-evolution.c (chrec_is_positive): Move ...
5128 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
5129 Return false for a constant zero instead of negative.
5130 (analyze_siv_subscript_cst_affine): Handle zero difference
5131 in the initial condition explicitely.
5133 2012-04-12 Richard Guenther <rguenther@suse.de>
5135 * tree-parloops.c (parallelize_loops): Also consult the upper
5136 bound for the number of iterations.
5137 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
5138 (loop_prefetch_arrays): Likewise.
5140 2012-04-12 Richard Guenther <rguenther@suse.de>
5142 * cfgloop.h (estimated_loop_iterations_int): Ditch
5143 'conservative' parameter.
5144 (max_stmt_executions_int): Likewise.
5145 (estimated_loop_iterations): Likewise.
5146 (max_stmt_executions): Likewise.
5147 (max_loop_iterations): Declare.
5148 (max_loop_iterations_int): Likewise.
5149 (estimated_stmt_executions): Likewise.
5150 (estimated_stmt_executions_int): Likewise.
5151 * tree-ssa-loop-niter.c (estimated_loop_iterations):
5153 (max_loop_iterations): ... this.
5154 (estimated_loop_iterations_int): Split parts to ...
5155 (max_loop_iterations_int): ... this.
5156 (max_stmt_executions_int): Split parts to ...
5157 (estimated_stmt_executions_int): ... this.
5158 (max_stmt_executions): Split parts to ...
5159 (estimated_stmt_executions): ... this.
5160 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
5161 * predict.c (predict_loops): Likewise.
5162 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
5163 (analyze_siv_subscript_cst_affine): Likewise.
5164 (compute_overlap_steps_for_affine_1_2): Likewise.
5165 (analyze_subscript_affine_affine): Likewise.
5166 (init_omega_for_ddr_1): Likewise.
5167 * tree-parloops.c (parallelize_loops): Likewise.
5168 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5169 (may_eliminate_iv): Likewise.
5170 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
5171 (loop_prefetch_arrays): Likewise.
5172 * tree-vrp.c (adjust_range_with_scev): Likewise.
5174 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
5176 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
5177 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
5179 (dump_table): Use bool type for need_align and have_df variables.
5180 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
5181 (regs_used): Remove register modifier.
5182 (barrier_align): Move variables slot, credit, jump_to_next
5183 into if block above for loop. Use bool type for jump_to_next.
5184 (sh_function_arg): Use NULL_RTX instead of 0.
5186 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
5188 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
5189 (bswapsi2): New expander.
5191 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
5193 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
5194 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
5196 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
5198 PR rtl-optimization/52876
5199 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
5200 Don't call mark_reg_pointer for incompatible pointer sign extension.
5202 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
5205 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
5207 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
5208 comparisons against TYPE_PRECISION.
5209 * tree-ssa-forwprop.c (combine_conversions): Likewise.
5211 2012-04-11 Xinliang David Li <davidxl@google.com>
5213 * tree-passes.h: Remove TODO_dump_func.
5214 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
5215 * trans-mem.c: Remove TODO_dump_func.
5216 * ira.c: Remove TODO_dump_func.
5218 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
5220 * config/i386/i386.c (ix86_option_override_internal): Check
5221 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
5222 after TARGET_64BIT is updated.
5224 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
5226 * config/sh/sh.h: Remove old secondary reload code.
5228 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
5230 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
5231 (ready_reorder): ... this function.
5233 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
5235 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
5238 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
5239 insns so that no other insn is queued for a time before them.
5241 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
5244 2012-04-11 Richard Guenther <rguenther@suse.de>
5247 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
5248 consider loop nesting.
5249 (evolution_function_is_univariate_p): Properly check the remainder
5252 2012-04-11 Richard Guenther <rguenther@suse.de>
5255 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
5257 2012-04-11 Nick Clifton <nickc@redhat.com>
5259 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
5260 information, if requested.
5262 * config/rx/rx.c (rx_expand_prologue): Likewise.
5264 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
5265 Michael Matz <matz@suse.de>
5268 * rtlanal.c (unsigned_reg_p): New function.
5269 Update copyright notice dates.
5270 * rtl.h (unsigned_reg_p): Prototype it.
5271 Update copyright notice dates.
5272 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
5274 * expr.c (expand_expr_real_1): Set register attributes.
5275 * stmt.c (expand_case): Likewise.
5277 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
5280 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
5281 consider_sh2a and allow_zero.
5282 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
5283 (disp_addr_displacement): New function.
5284 (sh_address_cost): Use disp_addr_displacement function instead
5285 of DISP_ADDR_OFFSET.
5286 (sh_legitimate_address_p): Adapt to changed
5287 sh_legitimate_index_p declaration.
5288 (sh_find_mov_disp_adjust): Remove HImode check.
5289 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
5290 disp_addr_displacement and max_mov_insn_displacement.
5291 (max_mov_insn_displacement): Remove HImode check.
5292 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
5293 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
5294 * config/sh/constraints.md (K05, K13): New constraints.
5295 (K12): Correct comment.
5296 (Sdd): Do not use DISP_ADDR_P macro.
5297 (Snd, Sbw): Use satisfies_constraint_Sdd.
5298 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
5299 (*extendhisi2_compact, movhi_i): Remove.
5300 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
5301 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
5302 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
5303 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
5304 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
5305 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
5306 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
5308 Add new peepholes for HImode displacement addressing.
5310 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
5312 * config/sh/sh.h (SIDI_OFF): Remove.
5313 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
5314 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
5317 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
5320 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
5321 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
5322 * doc/md.texi (Standard Names): Add bswap.
5323 * builtin-types.def (BT_UINT16): New primitive type.
5324 (BT_FN_UINT16_UINT16): New function type.
5325 * builtins.def (BUILT_IN_BSWAP16): New.
5326 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
5327 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
5328 expand_builtin_bswap.
5329 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
5330 (fold_builtin_1): Likewise.
5331 (is_inexpensive_builtin): Likewise.
5332 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
5333 missing bits for bswap to libcall code.
5334 * tree.c (build_common_tree_nodes): Build uint16_type_node.
5335 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
5336 (uint16_type_node): New define.
5337 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
5338 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
5340 (rs6000_init_builtins): Likewise.
5341 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
5343 2012-04-11 Tristan Gingold <gingold@adacore.com>
5345 * doc/extend.texi (Type Attributes): Move paragraph.
5347 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
5350 * diagnostic.h (show_caret): Declare.
5351 (caret_max_width): Declare.
5352 (diagnostic_show_locus): Declare.
5353 * diagnostic.c (diagnostic_initialize): Initialize to false.
5354 (diagnostic_show_locus): New.
5355 (diagnostic_report_diagnostic): Call it.
5356 (getenv_columns): New.
5358 (diagnostic_set_caret_max_width): New.
5359 * input.c (read_line): New.
5360 (location_get_source_line): New.
5361 * input.h (location_get_source_line): Declare.
5362 * toplev.c (general_init): Initialize show_caret from options.
5363 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
5364 * opts.c (common_handle_option): Likewise.
5365 * pretty-print.h (pp_get_prefix): New.
5366 (pp_base_get_prefix): New.
5367 * common.opt (fdiagnostics-show-caret): New option.
5368 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
5370 2012-04-11 Richard Guenther <rguenther@suse.de>
5372 PR rtl-optimization/52881
5373 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
5375 2012-04-11 Richard Guenther <rguenther@suse.de>
5377 PR tree-optimization/52912
5378 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
5379 manipulation code we are threading through a loop header
5380 to an exit destination.
5382 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
5384 * tree.h (warn_if_unused_value): Move declaration from here.
5385 * stmt.c (warn_if_unused_value): Move definition from here.
5387 2010-04-10 Michael Matz <matz@suse.de>
5389 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
5391 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
5392 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
5393 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
5394 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
5395 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
5396 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
5397 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
5398 (vect_record_strided_load_vectors): Rename to
5399 vect_record_grouped_load_vectors.
5400 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
5401 Rename use of above macros.
5402 (vect_verify_datarefs_alignment): Ditto.
5403 (vector_alignment_reachable_p): Ditto.
5404 (vect_peeling_hash_get_lowest_cost): Ditto.
5405 (vect_enhance_data_refs_alignment): Ditto.
5406 (vect_analyze_group_access): Ditto and rename stride to groupsize.
5407 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
5408 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
5409 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
5410 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
5411 (vect_record_strided_load_vectors): Rename to
5412 vect_record_grouped_load_vectors.
5413 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
5414 (destroy_loop_vec_info): Ditto.
5415 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
5416 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
5417 (vect_analyze_slp): Ditto.
5418 (new_bb_vec_info): Ditto.
5419 (destroy_bb_vec_info): Ditto.
5420 (vect_schedule_slp_instance): Ditto and rename strided_store to
5422 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
5423 vect_cost_group_size.
5424 (vect_model_store_cost): Rename use of above macros and call
5425 to vect_cost_strided_group_size.
5426 (vect_model_load_cost): Ditto.
5427 (vectorizable_store): Ditto, rename strided_store to grouped_store
5428 and calls to renamed tree-vectorizer.h functions.
5429 (vectorizable_load): Ditto.
5430 (vect_transform_stmt): Rename use of above macros and strided_store
5433 2012-04-10 Jan Hubicka <jh@suse.cz>
5435 * cgraph.h: Remove misledaing comment on ipa-ref.h.
5436 (symtab_type): New enum.
5437 (symtab_node): New structure.
5438 (cgraph_node, varpool_node): Add symbol base type.
5439 (cgraph, varpool): New accestor functions.
5440 * cgraph.c (cgraph_create_node_1): Set symbol type.
5441 * varpool.c (varpool_node): Set symbol type.
5443 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
5444 Richard Sandiford <rdsandiford@googlemail.com>
5446 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
5448 2012-04-10 Richard Guenther <rguenther@suse.de>
5451 * gimple-low.c (gimple_check_call_args): Properly account for
5452 compatible aggregate types.
5454 2012-04-10 Richard Guenther <rguenther@suse.de>
5456 * toplev.h (tree_rest_of_compilation): Remove.
5457 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5458 * cgraph.h (tree_rest_of_compilation): Declare.
5459 * tree-optimize.c (tree_rest_of_compilation): Move ...
5460 * cgraphunit.c (tree_rest_of_compilation): ... here.
5461 * cgraph.c (cgraph_add_new_function): Adjust.
5462 * Makefile.in (tree-optimize.o): Adjust.
5463 (cgraphunit.o): Likewise.
5465 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
5467 PR tree-optimization/52870
5468 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
5469 presumed pattern statement is within the same loop or basic block.
5471 2012-04-10 Tristan Gingold <gingold@adacore.com>
5473 * gengtype.c (main): Make uintptr_t a known type.
5475 2012-04-10 Richard Guenther <rguenther@suse.de>
5477 * tree-pass.h (tree_lowering_passes): Remove.
5478 * tree-optimize.c (tree_lowering_passes): Remove.
5479 * cgraph.c (cgraph_add_new_function): Inline relevant parts
5480 of tree_lowering_passes, avoid redundant call of early local passes.
5481 * cgraphunit.c (cgraph_lower_function): Fold into ...
5482 (cgraph_analyze_function): ... its single caller. Inline
5483 relevant parts of tree_lowering_passes.
5485 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
5488 * config/pa/pa.opt: Remove SIO and GNU_LD.
5490 2012-04-09 Jan Hubicka <jh@suse.cz>
5495 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
5496 boundary, add its target too.
5497 * lto.c (add_references_to_partition): Add also aliased nodes.
5498 (add_cgraph_node_to_partition,
5499 add_varpool_node_to_partition): Work on nodes, not functions/variables;
5500 when adding alias, add also the aliased object.
5502 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
5505 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
5506 VOIDmode immediate operands.
5507 * config/i386/constraints.md (Wz): New constraint.
5508 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
5510 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
5513 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
5514 the DECL generated for the special GOT helper.
5516 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
5518 * config/sh/constraints.md: Update list of constraints in
5520 (Sr0): Remove unused memory constraint.
5522 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
5524 * tree-pretty-print.h: Update comment.
5526 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
5528 * config/sh/sh.md: Use braced string notation where applicable.
5529 (*prefetch_i4, prefetch_m2a): Merge into ...
5530 (*prefetch): ... this new insn.
5532 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
5534 * config/sh/sh.h (high_life_started): Remove
5535 * config/sh/predicates.md (general_movdst_operand): Use
5536 'reload_in_progress' instead of 'high_life_started'.
5537 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
5538 divsi_inv_fp): Likewise.
5540 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
5542 * config/sh/sh-protos.h (prepare_move_operands): Return void
5544 * config/sh/sh.c (prepare_move_operands): Likewise.
5545 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
5547 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
5549 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
5550 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
5551 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
5552 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
5553 commutative_float_operator, noncommutative_float_operator,
5554 sh_handle_pragma): Remove.
5556 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
5558 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
5559 Use @option markup on command-line options. Use @samp markup on
5560 literal keywords to options. Use @code markup on code fragments.
5561 Use other markup in preference to quotation marks in the text.
5562 Add markup to some passages without any.
5564 2012-04-06 Mike Stump <mikestump@comcast.net>
5566 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
5568 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
5570 * config/sh/sh.c (hi_const): Remove.
5571 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
5574 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
5576 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
5578 * config/sh/sh.c (sh_expand_t_scc): Likewise.
5579 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
5580 calling sh_expand_t_scc.
5582 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
5584 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
5585 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
5586 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
5587 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
5588 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
5589 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
5590 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
5591 sh2a_is_function_vector_call): Use bool as return type.
5592 (sh_pass_in_reg_p): Remove.
5593 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
5594 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
5595 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
5596 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
5597 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
5598 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
5599 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
5600 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
5601 sh_loads_bankedreg_p): Use bool as return type.
5602 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
5603 'register' modifier.
5605 2012-04-06 Matt Turner <mattst88@gmail.com>
5607 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
5609 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
5611 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
5612 of the destination isn't also a FP_REGS register.
5614 2012-04-05 Teresa Johnson <tejohnson@google.com>
5615 H.J. Lu <hongjiu.lu@intel.com>
5617 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
5618 * config/i386/i386.md (move immediate to memory peephole2):
5619 Add cases for HImode move when LCP stall avoidance is needed.
5620 * config/i386/i386.c (initial_ix86_tune_features): Initialize
5621 X86_TUNE_LCP_STALL entry.
5623 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
5626 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
5627 CONST_INT operands, zero-extended with AND.
5629 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
5632 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
5633 first argument instead of mode size. Move displacement calculations
5635 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
5636 ... these new functions.
5637 (disp_adjust): Remove max_mov_disp field.
5638 (sh_legitimate_index_p): Use max_mov_insn_displacement and
5639 mov_insn_alignment_mask.
5640 (sh_address_cost): Use max_mov_insn_displacement.
5642 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
5644 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
5645 (arch_enabled): Handle new arch types.
5646 (one_cmpldi2): Add NEON support.
5648 2012-04-05 Richard Guenther <rguenther@suse.de>
5650 * gimple.c (walk_gimple_op): Compute val_only for the LHS
5651 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
5652 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
5653 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
5654 ... here and make static.
5655 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
5658 2012-04-05 Richard Guenther <rguenther@suse.de>
5660 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
5661 basic-block before removing it.
5663 2012-04-05 Richard Guenther <rguenther@suse.de>
5665 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
5666 version namespace as we release the freelist.
5668 2012-04-05 Richard Guenther <rguenther@suse.de>
5670 * tree-nrv.c (tree_nrv): Release VDEFs.
5671 * tree-sra.c (sra_modify_constructor_assign): Likewise.
5672 (sra_modify_assign): Likewise.
5673 * tree-vect-stmts.c (vect_remove_stores): Likewise.
5674 * tree-vect-loop.c (vect_transform_loop): Likewise.
5675 * tree-ssa-dom.c (optimize_stmt): Likewise.
5676 * tree-vect-slp.c (vect_schedule_slp): Likewise.
5677 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
5679 2012-04-05 Richard Guenther <rguenther@suse.de>
5681 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
5683 * gimple.h (gsi_remove): Adjust.
5684 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
5685 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
5686 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
5687 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
5688 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
5689 * tree-ssa-pre.c (eliminate): Likewise.
5691 2012-04-04 Mike Stump <mikestump@comcast.net>
5693 * doc/rtl.texi (const_double): Document as sign-extending.
5694 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
5695 * emit-rtl.c (immed_double_int_const): Refine to state the
5697 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
5698 CONST_DOUBLE integers.
5699 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
5700 negative values are converted. Fix conversions bigger than
5701 HOST_BITS_PER_WIDE_INT.
5702 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
5703 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
5704 * explow.c (plus_constant_mode): Add.
5705 (plus_constant): Implement with plus_constant_mode.
5706 * rtl.h (plus_constant_mode): Add.
5708 2012-04-04 Richard Guenther <rguenther@suse.de>
5710 PR tree-optimization/52808
5711 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
5712 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
5714 2012-04-04 Tristan Gingold <gingold@adacore.com>
5716 * expr.c (expand_expr_real_2): Handle larger sizetype in
5719 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
5721 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
5722 to m2a-single instead of m2e.
5724 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
5726 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
5727 Change type of BITOFFSET to signed. Make sure the lower bound of
5728 the computed range is non-negative by adjusting OFFSET and BITPOS.
5729 (expand_assignment): Adjust call to get_bit_range.
5731 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
5733 * h8300/h8300.c (h8300_current_function_monitor_function_p):
5734 New function. Added to check monitor functions.
5735 (h8300_option_override): Modified to generate error/warning
5736 messages for invalid combinations of different command line
5738 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
5739 save EXR on stack for monitor function in case of H8S target
5740 when "-mno-exr" is passed.
5741 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
5743 * doc/invoke.texi: Document H8S options.
5745 2012-04-03 Tristan Gingold <gingold@adacore.com>
5747 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
5748 of gcc_AC_FUNC_MMAP_BLACKLIST.
5749 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
5750 * Makefile.in (aclocal_deps): Add mmap.m4.
5751 * configure: Regenerate.
5752 * aclocal.m4: Regenerate.
5754 2012-04-03 Richard Guenther <rguenther@suse.de>
5756 PR tree-optimization/52808
5757 * tracer.c (tail_duplicate): Return whether we have duplicated
5759 (tracer): If we have duplicated any block, cleanup the CFG.
5760 * cfghooks.c (duplicate_block): If we duplicated a loop
5761 header but not its loop, destroy the loop because it now has
5763 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
5764 the cfg manipulation routines we are not creating a multiple
5767 2012-04-03 Tristan Gingold <gingold@adacore.com>
5769 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
5771 (vms_c_common_override_options): Allow parameterless variadic
5774 2012-04-03 Jakub Jelinek <jakub@redhat.com>
5776 PR tree-optimization/52835
5777 * tree-data-ref.c (build_rdg): Return NULL if
5778 compute_data_dependences_for_loop failed.
5780 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
5782 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
5783 for REAL_CST as well.
5784 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
5785 In the bitfield case, if the value is a REAL_CST, convert it first to
5788 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
5790 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
5791 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
5792 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
5794 * config/i386/biarchx32.h: New.
5796 2012-04-02 Anatoly Sokolov <aesok@post.ru>
5798 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
5799 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
5800 (arm_preferred_reload_class): New function.
5802 2012-04-02 Richard Guenther <rguenther@suse.de>
5804 PR tree-optimization/52756
5805 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
5806 (thread_through_loop_header): After threading through the loop latch
5807 remove the split part from the loop and clear further threading
5808 opportunities that would create a multiple entry loop.
5810 2012-04-02 Richard Guenther <rguenther@suse.de>
5812 PR rtl-optimization/52800
5813 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
5814 CLEANUP_CFG_CHANGED.
5816 2012-04-02 Richard Guenther <rguenther@suse.de>
5819 * loop-init.c (gate_handle_loop2): Destroy loops here if
5820 we don't enter RTL loop optimizers.
5822 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
5825 2012-03-29 Richard Guenther <rguenther@suse.de>
5827 * rtl.h (extended_count): Remove.
5828 * combine.c (extended_count): Remove.
5830 2012-04-02 Dodji Seketeli <dodji@redhat.com>
5833 * pt.c (more_specialized_fn): Don't apply decay conversion to
5834 types of function parameters.
5836 2012-04-02 Tristan Gingold <gingold@adacore.com>
5838 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
5839 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
5840 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
5841 (ggc_pch_this_base): Use uintptr_t instead of size_t.
5843 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
5846 * config/i386/i386.c (ix86_option_override_internal): Don't
5847 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
5849 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
5851 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
5852 (stmt_can_make_abnormal_goto): Use it.
5853 (is_ctrl_altering_stmt): Likewise.
5855 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
5856 Kaz Kojima <kkojima@gcc.gnu.org>
5858 * config/sh/sh.c (push_regs): Skip banked registers when
5859 resbank attribute is specified.
5860 (sh_expand_epilogue): Likewise.
5862 2012-03-30 Richard Henderson <rth@redhat.com>
5865 * combine-stack-adj.c (prev_active_insn_bb): New.
5866 (next_active_insn_bb): New.
5867 (force_move_args_size_note): New.
5868 (combine_stack_adjustments_for_block): Use it.
5870 2012-03-30 Richard Henderson <rth@redhat.com>
5872 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
5873 (ix86_expand_vector_init_duplicate): Initialize it.
5874 (expand_vec_perm_palignr): Likewise.
5875 (ix86_expand_vec_perm_const): Likewise.
5876 (ix86_vectorize_vec_perm_const_ok): Likewise.
5877 (expand_vec_perm_blend): Use it.
5878 (expand_vec_perm_vpermil): Likewise.
5879 (expand_vec_perm_pshufb): Likewise.
5880 (expand_vec_perm_1): Likewise.
5881 (expand_vec_perm_pshuflw_pshufhw): Likewise.
5882 (expand_vec_perm_interleave2): Likewise.
5883 (expand_vec_perm_vpermq_perm_1): Likewise.
5884 (expand_vec_perm_vperm2f128): Likewise.
5885 (expand_vec_perm_interleave3): Likewise.
5886 (expand_vec_perm_vperm2f128_vblend): Likewise.
5887 (expand_vec_perm_vpshufb2_vpermq): Likewise.
5888 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
5889 (expand_vec_perm_broadcast): Likewise.
5890 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
5892 2012-03-30 Richard Henderson <rth@redhat.com>
5894 * dwarf2out.c (gen_variable_die): Initialize off.
5896 2012-03-30 Tristan Gingold <gingold@adacore.com>
5898 * config/vms/vms-f.c: New file.
5899 * config/vms/t-vms (vms-f.o): New rule.
5900 * config.gcc (*-*-*vms*): Define fortran_target_objs.
5902 2012-03-30 Richard Guenther <rguenther@suse.de>
5904 PR tree-optimization/52754
5905 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
5906 propagate arbitrary addresses into really plain dereferences.
5908 2012-03-30 Richard Guenther <rguenther@suse.de>
5911 * except.c (emit_to_new_bb_before): Move loop updating ...
5912 (dw2_build_landing_pads): ... here. Use a proper block for
5913 querying the loop father.
5915 2012-03-30 Tristan Gingold <gingold@adacore.com>
5917 * config/ia64/ia64.c (ia64_section_type_flags): Remove
5918 common_object attribute handling.
5919 (SECTION_VMS_OVERLAY): Remove
5920 (ia64_vms_common_object_attribute): Replace abort with an assert.
5921 Do not set DECL_SECTION_NAME.
5922 (ia64_vms_output_aligned_decl_common): Handle common_object
5924 (ia64_vms_elf_asm_named_section): Remove.
5925 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
5927 2012-03-30 Richard Guenther <rguenther@suse.de>
5930 * double-int.c (rshift_double): Remove not needed cast.
5932 2012-03-30 Richard Guenther <rguenther@suse.de>
5934 * tree-affine.h (print_aff): Remove.
5935 * tree-affine.c (print_aff): Make static.
5936 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
5937 (get_references_in_stmt): Likewise.
5938 (print_direction_vector): Likewise.
5939 (print_dir_vectors): Likewise.
5940 (print_dist_vectors): Likewise.
5941 (dump_subscript): Likewise.
5942 (dump_ddrs): Likewise.
5943 (dump_dist_dir_vectors): Likewise.
5944 (dump_data_references): Likewise.
5945 (dump_data_dependence_relation): Likewise.
5946 (dump_data_dependence_direction): Likewise.
5947 (dump_rdg_vertex): Likewise.
5948 (dump_rdg_component): Likewise.
5949 (debug_ddrs): Declare.
5950 (struct data_ref_loc_d): Move ...
5951 * tree-data-ref.c (struct data_ref_loc_d): ... here.
5952 (get_references_in_stmt): Make static.
5953 (dump_data_references): Likewise.
5954 (dump_subscript): Likewise.
5955 (print_direction_vector): Likewise.
5956 (print_dir_vectors): Likewise.
5957 (print_dist_vectors): Likewise.
5958 (dump_data_dependence_relation): Likewise.
5959 (dump_dist_dir_vectors): Likewise.
5960 (dump_ddrs): Likewise.
5961 (dump_rdg_vertex): Likewise.
5962 (dump_rdg_component): Likewise.
5963 (debug_ddrs): New function.
5964 (access_matrix_get_index_for_parameter): Remove.
5966 2012-03-30 Tristan Gingold <gingold@adacore.com>
5968 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
5969 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
5970 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
5971 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
5972 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
5973 (vms_patch_builtins): Handle new flags
5974 * config/vms/vms-crtlmap.map: Completed using nm on
5975 c and math system libraries.
5976 * config/vms/make-crtlmap.awk: Handle any number of flags.
5978 2012-03-30 Martin Jambor <mjambor@suse.cz>
5980 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
5981 is a builtin_stack_save in a dominating BB.
5983 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
5985 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
5986 crossing 128bit lane boundary.
5988 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
5990 * ira-color.c (setup_left_conflict_sizes_p): Process all
5991 conflicting objects.
5993 2012-03-29 Jakub Jelinek <jakub@redhat.com>
5995 PR tree-optimization/52760
5996 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
5997 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
5999 2012-03-29 Richard Guenther <rguenther@suse.de>
6001 * cgraph.h (cgraph_materialize_all_clones): Remove.
6002 (reset_inline_failed): Likewise.
6003 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
6004 * cgraphbuild.c (reset_inline_failed): Remove.
6005 * rtl.h (cse_main): Remove.
6006 (extended_count): Likewise.
6007 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
6008 (cse_main): Make static.
6009 * combine.c (extended_count): Remove.
6010 (dump_combine_stats): Mark as DEBUG_FUNCTION.
6011 * basic-block.h (reorder_basic_blocks): Remove.
6012 * bb-reorder.c (reorder_basic_blocks): Make static.
6013 * Makefile.in (dse.o): Remove dse.h dependency.
6015 * dse.c (gate_dse): Remove.
6016 (clear_alias_mode_eq): Likewise.
6017 (clear_alias_mode_hash): Likewise.
6018 (dse_record_singleton_alias_set): Likewise.
6019 (dse_invalidate_singleton_alias_set): Likewise.
6021 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
6023 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
6024 crtbegin_so%O%s for -shared.
6025 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
6027 2012-03-29 Richard Guenther <rguenther@suse.de>
6029 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
6030 (add_to_value): Remove.
6031 (print_value_expressions): Likewise.
6032 * tree-ssa-pre.c (add_to_value): Make static.
6033 (print_value_expressions): Likewise.
6034 * gimple.h (gimple_adjust_this_by_delta): Remove.
6035 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
6037 2012-03-29 Richard Guenther <rguenther@suse.de>
6040 * double-int.h (rshift_double): Remove.
6041 * double-int.c (lshift_double): Use absu_hwi to make count positive.
6042 (rshift_double): Make static, take unsigned count argument,
6043 remove handling of negative count argument.
6044 (double_int_rshift): Dispatch to lshift_double.
6046 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
6048 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
6051 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
6052 (SPEC_X32): Likewise.
6053 (MULTILIB_DEFAULTS): Likewise.
6055 * config/i386/i386.c (isa_opts): Remove -m64.
6056 (ix86_target_string): Properly handle -m32/-m64/-mx32.
6057 (ix86_option_override_internal): Properly
6058 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
6059 handle -m32, -m64 and -mx32.
6061 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
6062 with OPTION_ABI_X32. Moved after TARGET_LP64.
6063 (TARGET_LP64): Changed to OPTION_ABI_64.
6065 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
6066 (mx32): Replace ISA_X32 with ABI_X32.
6068 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
6070 * tree.c (tree_size) <VECTOR_CST>: New case.
6072 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
6074 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
6075 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
6077 2012-03-28 Jakub Jelinek <jakub@redhat.com>
6080 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
6081 __builtin_va_start to __builtin_next_arg if the latter is
6082 builtin_decl_explicit_p rather than when it is not.
6085 * tree-vect-generic.c (vector_element): Perform multiplication
6086 for pos in bitsizetype type instead of idx type.
6088 2012-03-28 Richard Guenther <rguenther@suse.de>
6090 * loop-init.c (loop_optimizer_init): If loops are preserved
6091 perform incremental initialization of required loop features.
6092 (loop_optimizer_finalize): If loops are to be preserved only
6093 clean up optional loop features.
6094 (rtl_loop_done): Forcefully free loops here.
6095 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
6096 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
6098 (construct_init_block): Likewise.
6099 (construct_exit_block): Likewise.
6100 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
6101 the CFG after expanding.
6102 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
6103 If we needed to calculate them, free them afterwards.
6104 * tree-pass.h (PROP_loops): New define.
6105 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
6106 * basic-block.h (CLEANUP_CFG_CHANGED): New.
6107 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
6108 (cleanup_cfg): If we did something and have loops around, fix them up.
6109 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
6110 with CLEANUP_CFG_CHANGED.
6111 * cfghooks.c (merge_blocks): If we merge a loop header into
6112 its predecessor, update the loop structure.
6113 (duplicate_block): If we copy a loop latch, adjust loop state
6114 to note we may have multiple latches.
6115 (delete_basic_block): Mark loops for fixup if we remove a loop.
6116 * cfganal.c (forwarder_block_p): Protect loop latches, headers
6118 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
6119 (cfg_layout_can_merge_blocks_p): Likewise.
6120 * cprop.c (bypass_block): If we create a loop with multiple
6121 entries, mark it for removal.
6122 * except.c (emit_to_new_bb_before): Add the new basic-block
6124 * tree-eh.c (lower_resx): Likewise.
6125 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
6126 (expand_omp_taskreg): Likewise.
6127 * tree-inline.c (initialize_cfun): Likewise.
6128 * tree-mudflap.c (add_bb_to_loop): Prototype.
6129 (mf_build_check_statement_for): Properly add new basic-blocks
6131 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
6132 if we remove a loop.
6133 (thread_through_loop_header): Likewise.
6134 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
6135 new basic-blocks to existing loops.
6136 (expand_transaction): Likewise.
6137 * Makefile.in (except.o): Add $(CFGLOOP_H).
6139 (cgraph.o): Likewise.
6140 (cprop.o): Likewise.
6141 (cfgexpand.o): Likewise.
6142 (cfganal.o): Likewise.
6143 (trans-mem.o): Likewise.
6144 (tree-eh.o): Likewise.
6146 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
6149 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
6150 (avr_builtin_decl): New static function.
6151 (struct avr_builtin_description, avr_bdesc): Move up.
6152 Add GTY marker. Add field fndecl. Remove redundant field id.
6153 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
6154 (avr_expand_builtin): Code cleanup because .id is removed.
6156 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
6159 * config.gcc (tm_file): Remove avr/multilib.h.
6161 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
6163 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
6164 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
6165 * config/avr/t-avr: Remove generation of multilib.h.
6166 * config/avr/t-multilib: Regenerate.
6167 * config/avr/multilib.h: Remove.
6168 * config/avr/avr.opt (-msp8): New option.
6169 (avr_sp8): New variable.
6170 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
6171 * config/avr/avr.h (AVR_HAVE_SPH): New define.
6172 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
6173 (avr_device_to_sp8): New prototype.
6174 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
6175 (DRIVER_SELF_SPECS): New define.
6176 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
6177 __AVR_SP8__, __AVR_HAVE_SPH__.
6178 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
6179 AVR_HAVE_8BIT_SP to decide if SP_H is present.
6180 (avr_file_start): Ditto.
6182 2012-03-28 Jakub Jelinek <jakub@redhat.com>
6185 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
6186 instead of 8 in adjust_address.
6188 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
6191 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
6194 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
6197 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
6198 Rearrange conditional logic. Move displacement address calculations
6200 (sh_find_mov_disp_adjust): ... this new function.
6202 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
6204 * config/arm/arm.opt (mapcs): Remove MaskExists.
6205 * config/cris/linux.opt (mno-gotplt): Likewise.
6206 * config/i386/i386.opt (mhard-float): Likewise.
6208 (mno-sse4): Likewise.
6209 * config/m68k/m68k.opt (mhard-float): Likewise.
6210 * config/mep/mep.op (mcop32): Likewise.
6211 * config/pa/pa-hpux.opt (msio): Likewise.
6212 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
6213 * config/picochip/picochip.opt (mlittle): Likewise.
6214 * config/sh/sh.opt (mrenesas): Likewise.
6215 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
6216 * config/sparc/sparc.opt (mhard-float): Likewise.
6217 * config/v850/v850.opt (mv850es): Likewise.
6218 * config/vax/vax.opt (mg-float): Likewise.
6220 2012-03-27 Martin Jambor <mjambor@suse.cz>
6223 * tree-sra.c (sra_modify_assign): Do not call
6224 load_assign_lhs_subreplacements when working with an unscalarizable
6227 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
6230 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
6232 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
6233 * config/i386/i386.c: Include reload.h.
6234 (ix86_legitimize_reload_address): New function.
6236 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
6238 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
6239 hasn't been allocated. Define a target macro for Mask and
6240 InverseMask if it hasn't been defined. Remove MaskExists handling.
6242 * doc/options.texi: Remove MaskExists.
6244 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
6247 * config/sh/sh.c (find_barrier): Add equality check of last_got
6248 to avoid going above orig insn. Update comments.
6250 2012-03-27 Richard Guenther <rguenther@suse.de>
6253 * fold-const.c (try_move_mult_to_index): Handle &x.array more
6256 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
6258 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
6259 of a unit before computing the offset in units.
6260 * expr.c (get_bit_range): Return the null range if the enclosing record
6261 is part of a larger bit field.
6263 2012-03-27 Tristan Gingold <gingold@adacore.com>
6265 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
6266 * config/ia64/ia64.md: Remove mode in template.
6267 Sign extend operand in expand_simple_binop.
6268 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
6269 CASE_VECTOR_MODE instead of TARGET_ILP32.
6270 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
6272 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
6274 * varasm.c (assemble_external): #if 0 out the new assert from the
6275 previous commit, it breaks the Java and Go front ends.
6277 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
6279 * toplev.c (check_global_declaration_1): Do not call assemble_external.
6280 * expr.c (emit_block_move_libcall_fn): Likewise.
6281 (clear_storage_libcall_fn): Likewise.
6282 (expand_expr_addr_expr_1): Likewise.
6283 (expand_expr_real_1): Likewise.
6284 * calls.c (rtx_for_function_call): Likewise.
6286 * varasm.c (assemble_external): Assert this function is only called
6287 during or after expanding to RTL.
6289 2012-03-26 Martin Jambor <mjambor@suse.cz>
6291 PR tree-optimization/50052
6292 * tree-sra.c (tree_non_aligned_mem_p): Removed.
6293 (tree_non_aligned_mem_for_access_p): Likewise.
6294 (build_accesses_from_assign): Removed strict alignment requirements
6296 (access_precludes_ipa_sra_p): Likewise.
6298 2012-03-26 Richard Guenther <rguenther@suse.de>
6300 PR tree-optimization/52701
6301 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
6302 compute and set the evolution part of PHI nodes.
6304 2012-03-26 Richard Guenther <rguenther@suse.de>
6306 PR tree-optimization/52721
6307 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
6309 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
6311 PR tree-optimization/52686
6312 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
6315 2012-03-26 Tristan Gingold <gingold@adacore.com>
6317 * config/alpha/vms.h (LINK_SPEC): Simplify.
6318 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
6319 (NAME__MAIN, SYMBOL__MAIN): Remove.
6320 (VMS_DEBUG_MAIN_POINTER): Remove.
6321 * config/ia64/vms.h: Likewise.
6322 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
6323 code to vms.c. Call vms_start_function.
6324 * config/ia64/ia64.c (ia64_start_function): Likewise.
6325 * config/vms/vms-protos.h (vms_start_function): Declare.
6326 * config/vms/vms.c (vms_start_function): New function.
6327 * config/vms/vms.h (MATH_LIBRARY): Define.
6328 (VMS_DEBUG_MAIN_POINTER): Define.
6330 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
6332 PR rtl-optimization/52629
6333 * reload1.c (count_pseudo): Short-circuit common case.
6334 (count_spilled_pseudo): Return early for pseudos without hard regs.
6335 Assert that the pseudo has got a hard reg before manipulating it.
6337 2012-03-24 Jan Hubicka <jh@suse.cz>
6340 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
6341 (decide_is_variable_needed): Do not handle toplevel reorder here.
6342 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
6343 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
6346 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
6348 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
6349 and str_bitsize instead of more convoluted expressions.
6351 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
6354 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
6356 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
6359 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
6361 2012-03-23 Martin Jambor <mjambor@suse.cz>
6363 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
6365 2012-03-23 Richard Guenther <rguenther@suse.de>
6367 PR tree-optimization/52678
6368 * tree-vectorizer.h (struct _stmt_vec_info): Add
6369 loop_phi_evolution_part member.
6370 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
6371 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
6372 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
6373 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
6374 Use the cached evolution part and the PHI nodes value from
6375 the loop preheader edge instead of re-analyzing the evolution.
6377 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6379 * config/mips/mips-tables.opt: Update.
6380 * config/mips/mips.md (processor): Add xlp.
6381 * config/mips/mips-cpus.def: Add xlp.
6382 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
6384 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
6385 * doc/invoke.texi: Mention XLP.
6387 2012-03-22 Jakub Jelinek <jakub@redhat.com>
6390 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
6391 on any new_local_var_chain vars declared during recursing on
6392 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
6394 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
6396 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
6397 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
6398 (ASM_OUTPUT_LOCAL): Ditto.
6399 (ASM_OUTPUT_COMMON): Remove.
6400 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
6401 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
6403 2012-03-22 Jan Hubicka <jh@suse.cz>
6406 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
6408 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
6409 * ipa-inline-transform.c (save_inline_function_body): Remove
6410 copied clone if needed.
6411 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
6413 2012-03-22 Richard Guenther <rguenther@suse.de>
6416 * fold-const.c (fold_ternary_loc): Fix typo.
6418 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
6421 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
6422 (unspecv): Add UNSPECV_MEMORY_BARRIER.
6423 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
6424 (delay_cycles_1, delay_cycles_2): Ditto.
6425 (delay_cycles_3, delay_cycles_4): Ditto.
6426 (nopv, *nopv): Ditto.
6427 (sleep, *sleep): Ditto.
6430 2012-03-22 Richard Guenther <rguenther@suse.de>
6432 PR tree-optimization/52548
6433 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
6434 because of clobbers.
6435 (prune_clobbered_mems): New function.
6436 (compute_antic_aux): Use it to prune ANTIC_OUT.
6437 (compute_partial_antic_aux): Use it to prune PA_IN.
6438 (compute_avail): Only insert expressions into EXP_GEN that are not
6439 invalidated when translated up to the beginning of the block.
6441 2012-03-22 Richard Guenther <rguenther@suse.de>
6443 PR tree-optimization/52638
6444 * tree-vect-stmts.c (vect_init_vector_1): New function, split
6446 (vect_init_vector): ... here. Handle scalar vector inits.
6447 (vect_get_vec_def_for_operand): Adjust.
6448 (vectorizable_load): Likewise.
6450 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
6452 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
6453 (alpha*-*-freebsd*): Ditto.
6454 (alpha*-*-netbsd*): Ditto.
6455 (alpha*-*-openbsd*): Ditto.
6456 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
6457 (DWARF2_DEBUGGING_INFO): Remove.
6458 (PREFERRED_DEBUGGING_TYPE): Remove.
6459 (ASM_FINAL_SPEC): Remove.
6460 (IDENT_ASM_OP): Remove.
6461 (ASM_OUTPUT_IDENT): Remove.
6462 (SKIP_ASM_OP): Remove.
6463 (ASM_OUTPUT_SKIP): Remove.
6464 (ALIGN_ASM_OP): Remove.
6465 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
6466 (ASM_OUTPUT_CASE_LABEL): Remove.
6467 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
6468 (COMMON_ASM_OP): Remove.
6469 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
6470 (ASCII_DATA_ASM_OP): Remove.
6471 (READONLY_DATA_SECTION_ASM_OP): Remove.
6472 (INIT_SECTION_ASM_OP): Remove.
6473 (FINI_SECTION_ASM_OP): Remove.
6474 (ASM_SECTION_START_OP): Remove.
6475 (ASM_OUTPUT_SECTION_START_FILE): Remove.
6476 (TARGET_ASM_NAMED_SECTION): Remove.
6477 (TARGET_ASM_SELECT_SECTION): Remove.
6478 (MAKE_DECL_ONE_ONLY): Remove.
6479 (TYPE_ASM_OP): Remove.
6480 (SIZE_ASM_OP): Remove.
6481 (ASM_WEAKEN_LABEL): Remove.
6482 (TYPE_OPERAND_FMT): Remove.
6483 (ASM_DECLARE_RESULT): Remove.
6484 (ASM_DECLARE_OBJECT_NAME): Remove.
6485 (ASM_FINISH_DECLARE_OBJECT): Remove.
6486 (ELF_ASCII_ESCAPES): Remove.
6487 (ELF_STRING_LIMIT): Remove.
6488 (STRING_ASM_OP): Remove.
6489 (ASM_OUTPUT_EXTERNAL): Remove.
6490 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
6491 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
6493 (ASM_DECLARE_FUNCTION_NAME): Ditto.
6494 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
6495 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
6496 (ASM_OUTPUT_SKIP): Ditto.
6497 (READONLY_DATA_SECTION_ASM_OP): Remove.
6498 (USER_LABEL_PREFIX): Remove.
6499 (ASM_OUTPUT_ASCII): Remove.
6500 (ASM_OUTPUT_CASE_LABEL): Remove.
6501 (NO_DOLLAR_IN_LABEL): Undefine.
6503 2012-03-22 Richard Guenther <rguenther@suse.de>
6505 PR tree-optimization/52459
6506 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
6507 PHI insertion for calls.
6509 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
6511 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
6512 find_sets_in_insn, canonicalize_insn): Split out from ...
6513 (cse_insn): ... here.
6514 (invalidate_from_clobbers): Take an insn instead of the pattern.
6516 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
6519 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
6520 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
6521 * config/sh/sh.md (sindf2, cosdf2): Remove.
6523 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
6526 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
6527 prologue for unwinder and profiler.
6529 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
6531 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
6532 Introduce emul_name to select the right linker emulation for
6533 powerpc64-*-freebsd*.
6534 * configure: Regenerate.
6535 * config.gcc: Add bits to support powerpc64-*-freebsd*.
6536 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
6537 * config/rs6000/freebsd64.h: New file.
6538 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
6540 (rs6000_savres_strategy): Likewise.
6541 (rs6000_savres_routine_name): Likewise.
6542 (rs6000_elf_file_end): Likewise.
6543 * config/rs6000/t-freebsd64: New file.
6544 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
6545 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
6547 * config/rs6000/freebsd64.h: Remove duplicated entries from last
6549 * config/rs6000/t-freebsd64: Likewise.
6551 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
6553 PR rtl-optimization/52543
6555 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
6556 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
6557 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
6558 (avr_load_libgcc_p): Restrict to __flash loads.
6559 (avr_out_lpm): Only handle 1-byte loads from __flash.
6560 (avr_load_lpm): New function.
6561 (avr_find_unused_d_reg): Remove.
6562 (avr_out_lpm_no_lpmx): Remove.
6563 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
6564 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
6565 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
6566 (load_<mode>, load_<mode>_clobber): New insns.
6567 (mov<mode>): For multi-byte move from non-generic
6568 16-bit address spaces: Expand to load_<mode> resp.
6569 load_<mode>_clobber.
6570 (load<mode>_libgcc): Remove expander.
6571 (split-lpmx): Remove split.
6573 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
6575 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
6576 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
6577 All callers changed.
6578 (Fixed_core_reg): New feature.
6579 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
6581 * neon-testgen.ml: Handle Fixed_core_reg.
6583 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
6585 * config/arm/arm.c (thumb2_reorg): Add complete support
6586 for 16-bit instructions.
6587 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
6589 2012-03-21 Richard Guenther <rguenther@suse.de>
6591 PR tree-optimizer/52636
6592 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
6593 to the appropriate type.
6595 2012-03-21 Richard Guenther <rguenther@suse.de>
6597 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
6599 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
6600 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
6601 * passes.c (init_optimization_passes): Remove pass_init_function,
6602 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
6603 * tree-pass.h (pass_init_function): Remove.
6604 (pass_jump): Remove.
6605 (pass_initial_value_sets): Remove.
6606 (pass_unshare_all_rtl): Remove.
6607 * integrate.c (pass_initial_value_sets): Remove.
6608 * emit-rtl.c (pass_unshare_all_rtl): Remove.
6609 * tree.h (init_function_for_compilation): Remove.
6610 * function.c (init_function_for_compilation): Remove.
6611 (pass_init_function): Remove.
6612 * cfgcleanup.c (rest_of_handle_jump): Remove.
6613 (pass_jump): Remove.
6615 2012-03-20 Jason Merrill <jason@redhat.com>
6617 * tree-streamer-in.c (streamer_alloc_tree): Call
6618 ggc_alloc_zone_cleared_tree_node instead of
6619 ggc_alloc_zone_cleared_tree_node_stat.
6621 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
6623 * doc/extend.texi (Template Instantiation): Remove anachronisms.
6625 2012-03-20 Jakub Jelinek <jakub@redhat.com>
6628 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
6629 (ix86_expand_vec_perm_const_1): Call it.
6631 * config/i386/i386.c (vselect_insn): New variable.
6632 (init_vselect_insn): New function.
6633 (expand_vselect, expand_vselect_insn): Add testing_p argument.
6634 Call init_vselect_insn if vselect_insn is NULL. Adjust
6635 PATTERN (vselect_insn), instead of creating a new insn each time,
6636 only emit a copy of it if not testing and recog has been successful.
6637 (expand_vec_perm_pshufb, expand_vec_perm_1,
6638 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
6642 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
6643 ("enabled" attribute): Handle avx2 and noavx2 isas.
6644 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
6646 (vec_dup<mode>): Add avx2 =x,x alternative.
6647 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
6648 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
6649 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
6650 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
6652 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
6653 if possible, handle also V8SFmode.
6655 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
6657 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
6658 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
6659 reg_or_zero_operand predicate.
6660 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
6662 2012-03-20 Jakub Jelinek <jakub@redhat.com>
6664 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
6665 If operand isn't UNSPEC, return 0.
6667 2012-03-20 Richard Guenther <rguenther@suse.de>
6669 * tree-pass.h (pass_rtl_eh): Remove.
6670 * except.c (gate_handle_eh): Likewise.
6671 (rest_of_handle_eh): Likewise.
6672 (pass_rtl_eh): Likewise.
6673 (finish_eh_generation): Export.
6674 * except.h (finish_eh_generation): Declare.
6675 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
6676 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
6677 after expanding stack alignment. Instead of compacting blocks
6680 2012-03-20 Richard Guenther <rguenther@suse.de>
6682 * stor-layout.c (finish_bitfield_representative): Fallback
6683 to conservative maximum size if the padding up to the next
6684 field cannot be computed as a constant.
6685 (finish_bitfield_layout): If we cannot compute the distance
6686 between the start of the bitfield representative and the
6687 bitfield member start a new representative.
6688 * expr.c (get_bit_range): The distance between the start of
6689 the bitfield representative and the bitfield member is zero
6690 if the field offsets are not constants.
6692 2012-03-20 Tristan Gingold <gingold@adacore.com>
6694 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
6695 convert in lowercase.
6696 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
6697 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
6698 * stor-layout.c (sizetype_tab): Adjust.
6699 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
6700 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
6701 instead of type_kind_last.
6702 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
6703 instead of size_int_kind.
6704 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
6705 * doc/tm.texi: Regenerate.
6706 * defaults.h (SIZETYPE): Provide a default value.
6707 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
6710 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
6712 * config/sh/sh.md: Use braced string notation where applicable.
6714 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
6716 * config/i386/i386.md (allocate_stack): Simplify.
6718 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
6720 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
6721 copy_to_mode_reg (Pmode, ...).
6722 (expand_builtin_frame_address): Ditto.
6723 * expr.c (emit_block_move_via_libcall): Ditto.
6724 (set_storage_via_libcall): Ditto.
6726 * config/i386/i386.c (ix86_expand_movmem): Ditto.
6727 (ix86_expand_setmem): Ditto.
6728 (ix86_trampoline_init): DItto.
6729 * config/i386/i386.md (cmpstrnsi): Ditto.
6731 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
6733 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
6734 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
6735 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
6736 (SH Options): Likewise.
6738 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
6740 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
6741 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
6742 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
6743 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
6744 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
6747 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6749 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
6750 * config/i386/i386.c (ix86_decompose_address): Use
6751 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
6752 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
6753 thread pointer to a register.
6756 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
6758 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
6759 if Pmode != word_mode.
6760 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
6761 Pmode == SImode for TARGET_X32.
6763 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
6764 (tls_initial_exec_x32): Likewise.
6766 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
6769 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
6770 DISP_ADDR_OFFSET): New macros.
6771 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
6772 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
6773 (sh_legitimize_address): Add QImode displacement handling.
6774 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
6776 (sh_secondary_reload): Add QImode displacement handling.
6777 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
6778 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
6779 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
6780 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
6781 to register operands only.
6782 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
6783 (extendqihi2): Change insn to expander.
6784 (*extendqihi2_compact_reg): New insn.
6785 (movqi_i, movqi): Replace with ...
6786 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
6787 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
6788 Add new peepholes for QImode displacement addressing.
6790 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
6793 * doc/invoke.texi: Document -Wuseless-cast.
6795 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
6797 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
6798 * tree.h (handled_component_p): Reorder cases.
6799 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
6800 not initialize unsignedp.
6801 (loc_list_from_tree): Likewise.
6802 (fortran_common): Likewise.
6803 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
6805 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
6807 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
6808 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
6809 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
6810 (ix86_split_long_move): Ditto.
6811 (legitimize_tls_address): Use ix86_gen_sub3.
6812 (construct_plt_address): Assert that Pmode == DImode.
6814 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
6816 * config/i386/i386.md: Remove empty predicates and/or constraints.
6817 * config/i386/sync.md: Ditto.
6818 * config/i386/sse.md: Ditto.
6819 * config/i386/mmx.md: Ditto.
6820 * config/i386/pentium.md: Ditto.
6821 * config/i386/athlon.md: Ditto.
6823 2012-03-16 Richard Guenther <rguenther@suse.de>
6825 PR tree-optimization/52603
6826 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
6830 2012-03-14 Richard Guenther <rguenther@suse.de>
6832 PR tree-optimization/52571
6833 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
6834 flag_section_anchors check ...
6835 (vect_can_force_dr_alignment_p): ... here.
6837 2012-03-16 Martin Jambor <mjambor@suse.cz>
6839 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
6840 memory through MEM_REFs by calling extract_bit_field.
6842 2012-03-16 Richard Guenther <rguenther@suse.de>
6844 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
6845 and REFERENCE_TYPE interpretations.
6846 (can_native_interpret_type_p): New function.
6847 (fold_ternary_loc): Use native encode/interpret to fold
6848 BIT_FIELD_REFs of constants.
6850 2012-03-16 Richard Guenther <rguenther@suse.de>
6853 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
6854 of vector constants and constructors.
6856 2012-03-16 Richard Guenther <rguenther@suse.de>
6858 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
6859 VIEW_CONVERT_EXPR to convert constants.
6860 (vect_is_simple_use): Treat all constants as vec_constant_def.
6862 2012-03-16 Richard Guenther <rguenther@suse.de>
6863 Kai Tietz <ktietz@redhat.com>
6866 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
6867 side-effects completely in the pre-queue and use a temporary
6870 2012-03-16 Richard Guenther <rguenther@suse.de>
6872 * stor-layout.c (finish_bitfield_representative): Fall back
6873 to the conservative maximum size if we cannot compute the
6874 size of the tail padding.
6876 2012-03-16 Tristan Gingold <gingold@adacore.com>
6878 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
6879 __CRTL_VER and __VMS_VER.
6880 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
6881 and vms_c_get_vms_ver.
6882 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
6884 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
6885 (VMS_DEFAULT_VMS_VER): Define.
6886 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
6887 (VMS_DEFAULT_VMS_VER): Define.
6889 2012-03-16 Richard Guenther <rguenther@suse.de>
6891 * tree-vect-loop.c (get_initial_def_for_induction): Use
6892 build_constructor directly.
6893 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
6894 build_vector_from_val.
6895 * tree.c (build_vector_from_val): Avoid creating a constructor
6896 first when we want a constant vector.
6898 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6900 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
6902 2012-03-16 Richard Guenther <rguenther@suse.de>
6904 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
6905 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
6906 (struct tree_vector): Remove elements member, add variable size
6908 (build_vector_stat): Declare.
6909 (build_vector): Define in terms of build_vector_stat.
6910 * tree.c (build_vector): Rename to ...
6911 (build_vector_stat): ... this. Take array of trees as parameter.
6912 (build_vector_from_ctor): Adjust.
6913 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
6914 initializer_zerop): Adjust.
6915 * cfgexpand.c (expand_debug_expr): Likewise.
6916 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
6917 const_vector_from_tree): Likewise.
6918 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
6919 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
6920 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
6921 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
6922 (lto_input_ts_vector_tree_pointers): Adjust.
6923 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
6924 (write_ts_vector_tree_pointers): Adjust.
6925 * varasm.c (const_hash_1, compare_constant, copy_constant,
6926 output_constant): Adjust.
6927 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
6928 * print-tree.c (print_node): Adjust.
6929 * tree-pretty-print.c (dump_generic_node): Adjust.
6930 * tree-vect-generic.c (uniform_vector_p, vector_element,
6931 lower_vec_perm): Adjust.
6932 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
6933 * tree-vect-slp.c (vect_get_constant_vectors,
6934 vect_transform_slp_perm_load): Adjust.
6935 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
6936 * expmed.c (make_tree): Adjust.
6937 * config/i386/i386.c (ix86_expand_builtin): Adjust.
6938 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
6940 (sparc_fold_builtin): Adjust.
6942 2012-03-16 Tristan Gingold <gingold@adacore.com>
6944 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
6945 * config/vms/vms-stdint.h: New file.
6947 2012-03-16 Tristan Gingold <gingold@adacore.com>
6949 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
6950 (ia64-hp-*vms*): Replaced by ...
6951 (*-*-*vms*): ... This new entry.
6953 2012-03-15 Jakub Jelinek <jakub@redhat.com>
6956 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
6957 (ix86_expand_vec_perm_const_1): Use it.
6960 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
6961 (avx2_permv4df): Remove.
6962 (avx2_permv4di): Macroize into...
6963 (avx2_perm<mode>): ... this using VI8F_256 iterator.
6964 (avx2_permv4di_1): Macroize into...
6965 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
6967 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
6969 * combine.c (apply_distributive_law): Do not distribute SUBREG.
6971 2012-03-15 Ira Rosen <irar@il.ibm.com>
6972 Ulrich Weigand <ulrich.weigand@linaro.org>
6974 * tree-vect-patterns.c (widened_name_p): Rename to ...
6975 (type_conversion_p): ... this. Add new argument to determine
6976 if it's a promotion or demotion operation. Check for
6977 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
6978 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
6980 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
6981 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
6983 (vect_recog_mixed_size_cond_pattern): Likewise and allow
6984 non-constant then and else clauses.
6986 2012-03-15 Ira Rosen <irar@il.ibm.com>
6987 Ulrich Weigand <ulrich.weigand@linaro.org>
6989 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
6990 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
6992 * tree-vect-patterns.c (widened_name_p): Pass basic block
6993 info to vect_is_simple_use.
6994 (vect_recog_dot_prod_pattern): Fail for basic blocks.
6995 (vect_recog_widen_sum_pattern): Likewise.
6996 (vect_handle_widen_op_by_const): Support basic blocks.
6997 (vect_operation_fits_smaller_type,
6998 vect_recog_over_widening_pattern): Likewise.
6999 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
7000 Update call to vect_is_simple_use.
7001 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
7003 (check_bool_pattern): Add an argument, update call to
7004 vect_is_simple_use and the recursive calls.
7005 (vect_recog_bool_pattern): Update relevant function calls.
7007 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
7008 (vect_pattern_recog_1): Check for reduction only in loops.
7009 (vect_pattern_recog): Add new argument. Support basic blocks.
7010 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
7011 info to vect_is_simple_use_1.
7012 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
7013 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
7015 2012-03-15 Jakub Jelinek <jakub@redhat.com>
7016 Andrew Pinski <apinski@cavium.com>
7019 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
7020 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
7021 calls instead of __builtin_ir{int,ound}*.
7023 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7025 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
7028 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7030 * config.gcc (target_type_format_char): New. Document it. Set it for
7032 * configure.ac (gnu_unique_option): Use target_type_format_char
7033 in test. Comment rationale.
7034 * configure: Regenerate .
7036 2012-03-15 Jakub Jelinek <jakub@redhat.com>
7038 PR tree-optimization/52267
7039 * tree-vrp.c (masked_increment): New function.
7040 (register_edge_assert_for_2): Derive ASSERT_EXPRs
7041 from (X & CST1) cmp CST2 tests.
7043 2012-03-15 Richard Guenther <rguenther@suse.de>
7046 * tree-data-ref.c (subscript_dependence_tester_1): Check
7047 all dimensions for non-conflicting access functions.
7049 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7052 * doc/invoke.texi [C++ Language Options]: Document
7053 -ftemplate-backtrace-limit.
7055 2012-03-15 Tristan Gingold <gingold@adacore.com>
7057 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
7060 2012-03-15 Tristan Gingold <gingold@adacore.com>
7062 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
7063 use DW_OP_call_frame_cfa.
7065 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
7068 * config/i386/i386-opts.h (pmode): New.
7070 * config/i386/i386.c (ix86_option_override_internal): Properly
7071 check and set ix86_pmode.
7073 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
7075 * config/i386/i386.opt (maddress-mode=): New.
7077 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
7079 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7081 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
7082 (dwarf2out_do_cfi_asm): Likewise.
7083 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
7085 (add_data_member_location_attribute): Likewise.
7086 (gen_array_type_die): Likewise.
7087 (gen_subprogram_die): Likewise.
7088 (gen_producer_string): Likewise.
7089 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
7090 Remove MIPS_DEBUGGING_INFO handling.
7091 (sdb_debug_hooks): Likewise.
7092 (sdbout_begin_block): Likewise.
7093 (sdbout_end_block): Likewise.
7094 (sdbout_begin_prologue): Likewise.
7095 (sdbout_start_source_file): Likewise.
7096 (sdbout_end_source_file): Likewise.
7097 (sdbout_init): Likewise.
7098 * system.h (MIPS_DEBUGGING_INFO): Poison.
7100 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7102 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
7103 (alpha_file_start) [MS_STAMP]: Remove.
7105 * config/alpha/elf.h (TARGET_GAS): Remove.
7106 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
7107 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
7108 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
7109 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
7110 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
7111 (alpha*-*-freebsd*): Likewise.
7112 (alpha*-*-netbsd*): Likewise.
7113 (alpha*-*-openbsd*): Likewise.
7114 (alpha*-*-*): Remove target_cpu_default2.
7115 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
7117 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
7118 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
7119 * config/alpha/alpha.c (print_operand): Always assume
7120 TARGET_AS_SLASH_BEFORE_SUFFIX.
7121 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
7122 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
7123 ("*builtin_setjmp_receiver_er_1"): Remove.
7124 * config/alpha/alpha.opt (malpha-as): Remove.
7126 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
7128 Remove DEC Unix reference.
7130 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
7131 (EXTENDED_COFF): Remove.
7132 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
7133 (EXTENDED_COFF): Don't undef.
7134 * config/alpha/alpha.c (alpha_file_start): Always assume
7136 Don't set targetm.asm_file_start_file_directive.
7137 [!OBJECT_FORMAT_ELF]: Remove.
7138 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
7140 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
7141 (DBX_DEBUGGING_INFO): Remove.
7142 (MIPS_DEBUGGING_INFO): Remove.
7143 (PREFERRED_DEBUGGING_TYPE): Remove.
7144 (DBX_OUTPUT_SOURCE_LINE): Remove.
7145 (SDB_OUTPUT_SOURCE_LINE): Remove.
7146 (DBX_CONTIN_LENGTH): Remove.
7147 (NO_DBX_FUNCTION_END): Remove.
7148 (ASM_STABS_OP): Remove.
7149 (ASM_STABN_OP): Remove.
7150 (ASM_STABD_OP): Remove.
7151 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
7152 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
7153 (PUT_SDB_DEF): Remove.
7154 (PUT_SDB_PLAIN_DEF): Remove.
7155 (PUT_SDB_TYPE): Remove.
7156 (sdb_label_count): Remove.
7157 (PUT_SDB_BLOCK_START): Remove.
7158 (PUT_SDB_BLOCK_END): Remove.
7159 (PUT_SDB_FUNCTION_START): Remove.
7160 (PUT_SDB_FUNCTION_END): Remove.
7161 (PUT_SDB_EPILOGUE_END): Remove.
7162 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
7163 (MIPS_DEBUGGING_INFO): Don't undef.
7164 (DBX_DEBUGGING_INFO): Don't undef.
7165 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
7166 (MIPS_DEBUGGING_INFO): Don't undef.
7167 (DBX_DEBUGGING_INFO): Don't undef.
7168 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
7169 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
7171 (alpha_start_function): Likewise.
7172 (sdb_label_count): Remove.
7173 (alpha_output_filename): Remove DBX_DEBUG handling.
7174 (alpha_file_start): Likewise.
7176 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7178 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
7179 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
7180 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
7182 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
7183 (ld_tls_support): Remove Solaris 8 references.
7184 (lwp_dir, lwp_spec): Remove support for alternate thread library.
7185 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
7186 * configure: Regenerate.
7187 * config.in: Regenerate.
7189 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
7190 * config/i386/sol2.h: Remove Solaris 8 references.
7192 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
7193 (i?86-*-solaris2.9): ... this.
7194 Remove Solaris 8 references.
7195 (Specific, *-*-solaris2*): Document Solaris 8 removal.
7196 Remove Solaris 8 references.
7198 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7200 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
7201 (mips-sgi-irix6.5*): Remove.
7202 * config.host (mips-sgi-irix*): Remove.
7203 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
7204 (set_have_as_tls): Remove *-*-irix6*.
7205 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
7206 * configure: Regenerate.
7208 * config/mips/iris6.h: Remove.
7209 * config/mips/iris6.opt: Remove.
7210 * config/mips/t-irix6: Remove.
7212 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
7213 (TARGET_IRIX6): Remove.
7214 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
7215 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
7216 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
7218 (mips_file_start): Likewise.
7219 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
7221 * config/mips/driver-native.c [__sgi__]: Remove.
7222 (host_detect_local_cpu) [__sgi__]: Remove.
7224 * config/mips/gnu-user.h: Remove iris5.h reference.
7226 * config/mips/mips-modes.def: Remove IRIX 6 reference.
7227 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
7228 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
7231 * gcc.c (main): Move asm_debug initialization ...
7232 (asm_debug): ... here.
7234 * ginclude/stddef.h (__STDDEF_H__): Don't define.
7236 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
7237 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
7238 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
7239 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
7240 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
7241 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
7243 * doc/tm.texi: Regenerate.
7245 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
7247 (MIPS Options, -march): Remove IRIX reference.
7248 * doc/install.texi (Binaries, SGI IRIX): Remove.
7249 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
7251 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
7253 2012-03-14 Martin Jambor <mjambor@suse.cz>
7255 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
7256 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
7257 (expand_expr_real_1): Do not handle misalignment if modifier is
7260 2012-03-14 Richard Guenther <rguenther@suse.de>
7263 * tree-vect-generic.c (type_for_widest_vector_mode): Take
7264 element type instead of mode, use build_vector_type_for_mode
7265 instead of the langhook, build a vector of proper signedness.
7266 (expand_vector_operations_1): Adjust.
7268 2012-03-14 Richard Guenther <rguenther@suse.de>
7271 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
7272 a cgraph node for a FUNCTION_DECL that comes from a constructor.
7273 (gimple_get_virt_method_for_binfo): Likewise.
7275 2012-03-14 Richard Guenther <rguenther@suse.de>
7277 PR tree-optimization/52571
7278 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
7279 flag_section_anchors check ...
7280 (vect_can_force_dr_alignment_p): ... here. Do not re-align
7281 DECL_COMMON variables.
7283 2012-03-14 Richard Guenther <rguenther@suse.de>
7285 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
7286 * stor-layout.c (start_bitfield_representative): New function.
7287 (finish_bitfield_representative): Likewise.
7288 (finish_bitfield_layout): Likewise.
7289 (finish_record_layout): Call finish_bitfield_layout.
7290 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
7291 for QUAL_UNION_TYPE fields.
7292 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
7293 Stream DECL_BIT_FIELD_REPRESENTATIVE.
7294 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
7299 * expr.c (get_bit_range): Unconditionally extract bitrange
7300 from DECL_BIT_FIELD_REPRESENTATIVE.
7301 (expand_assignment): Adjust call to get_bit_range.
7303 2012-03-14 Richard Guenther <rguenther@suse.de>
7306 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
7307 the outermost conversion is a sign-change only.
7308 (fold_binary_loc): Disregard widening and sign-changing
7309 conversions when we determine if two variables are equal
7311 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
7312 (T1)x if the outermost conversion is a sign-change only.
7314 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
7317 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
7319 * config/i386/predicates.md (constant_call_address_operand): Declare
7320 as special predicate. Update all uses.
7322 2012-03-13 Jakub Jelinek <jakub@redhat.com>
7325 * c-parser.c (c_parser_postfix_expression)
7326 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
7328 * config/i386/smmintrin.h: Avoid /* within a comment.
7329 * config/i386/nmmintrin.h: Likewise.
7331 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
7333 * config/i386/i386.md (xbegin): Remove constraint from expander.
7335 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
7337 * config/i386/predicates.md (constant_call_address_operand): Declare
7338 as special predicate. Update all uses.
7339 * config/i386/i386.md: Remove mode from constant_call_address_operand
7341 * config/i386/i386.c (ix86_output_call_insn): Call
7342 constant_call_address_operand with VOIDmode.
7344 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
7346 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
7347 AND zero extended address correctly.
7349 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
7351 * config/i386/predicates.md (tls_symbolic_operand): Declare as
7353 (tls_modbase_operand): Ditto.
7354 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
7355 tls_modbase_operand predicates.
7357 2012-03-13 Martin Jambor <mjambor@suse.cz>
7359 * expr.c (expand_assignment): Handle misaligned scalar writes to
7360 memory through top-level MEM_REFs by calling store_bit_field.
7362 2012-03-13 Richard Guenther <rguenther@suse.de>
7365 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
7366 if Y is a constant multiple of 1 << CST.
7368 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
7371 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
7372 offset (size) to a value the insns can deal with.
7373 (expand_epilogue): Ditto.
7375 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7377 * config/arm/neon.ml (ops): Fixup expected instructions for
7378 unsigned vector compares.
7380 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
7382 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
7383 addresses only when %reg is not in word mode.
7385 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7387 * config/microblaze/microblaze.md: Fix typo.
7388 * tree-if-conv.c: Likewise.
7389 * tree-vect-patterns.c: Likewise.
7391 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7393 * config.gcc (extra_passes): Remove.
7394 * configure.ac (extra_passes): Don't substitute.
7395 * configure: Regenerate.
7396 * Makefile.in (EXTRA_PASSES): Remove.
7397 (GCC_PASSES): Remove $(EXTRA_PASSES).
7398 (MOSTLYCLEANFILES): Likewise.
7400 (install-common): Likewise.
7402 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
7404 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
7405 * config/i386/i386.c (ix86_decompose_address): Use
7406 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
7407 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
7408 thread pointer to a register.
7410 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
7412 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
7413 on tls_symbolic_operand.
7414 (tls_global_dynamic_64_<mode>): Likewise.
7416 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
7419 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
7420 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
7422 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
7425 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
7426 type from reg_class_t to enum reg_class.
7427 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
7429 2012-03-12 Andrew Pinski <apinski@cavium.com>
7431 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
7432 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
7433 (value_replacement): Likewise.
7434 (empty_block_p): Check also if the PHIs for the block are empty.
7436 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
7439 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
7440 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
7441 r184615 from 2012-02-28.
7443 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
7445 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
7446 (ix86_gen_tls_local_dynamic_base_64): Likewise.
7447 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
7448 and ix86_gen_tls_local_dynamic_base_64.
7449 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
7450 ix86_gen_tls_local_dynamic_base_64.
7452 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
7453 (*tls_global_dynamic_64_<mode>): This.
7454 (tls_global_dynamic_64): Renamed to ...
7455 (tls_global_dynamic_64_<mode>): This.
7456 (*tls_local_dynamic_base_64): Renamed to ...
7457 (*tls_local_dynamic_base_64_<mode>): This.
7458 (tls_local_dynamic_base_64): Renamed to ...
7459 (tls_local_dynamic_base_64_<mode>): This.
7461 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
7463 * config/i386/i386.c (ix86_option_override_internal): Properly
7464 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
7465 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
7466 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
7467 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
7469 * config/i386/sse.md (sse3_monitor64): Renamed to ...
7470 (sse3_monitor64_<mode>): This.
7472 2012-03-12 Tristan Gingold <gingold@adacore.com>
7474 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
7475 (ia64_function_arg_advance): Ditto.
7477 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7479 * config.gcc (mips*-*-openbsd*): Remove.
7480 * config/mips/openbsd.h: Remove.
7481 * config/mips/sdb.h: Remove.
7483 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
7484 * config/mips/mips.c (sdb_label_count): Remove.
7485 (mips_debugger_offset): Remove #if 0 code.
7486 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
7487 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
7489 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7491 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
7493 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
7494 Update binutils references.
7495 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
7496 Update binutils reference.
7497 Update Sun as/GNU ld caveat.
7498 Document binutils largefile requirement for LTO plugin.
7499 Remove reference to alternate libpthread.
7501 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7503 * config.gcc (alpha*-dec-osf5.1*): Remove.
7504 * config.host (alpha*-dec-osf*): Remove.
7505 * configure.ac (*-*-osf*): Remove.
7506 (alpha*-dec-osf*): Remove.
7507 * configure: Regenerate.
7509 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
7510 config/alpha/va_list.h, config/alpha/x-osf: Remove.
7512 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
7513 * config/alpha/alpha.c (struct machine_function): Update comment.
7514 (alpha_start_function): Remove Tru64 UNIX as handling for
7516 * config/alpha/alpha.md ("exception_receiver"): Remove
7517 TARGET_LD_BUGGY_LDGP.
7518 ("*exception_receiver_2"): Likewise.
7519 * except.c (finish_eh_generation): Remove Tru64 reference.
7520 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
7521 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
7522 * target.def (handle_pragma_extern_prefix): Remove.
7524 * Makefile.in (mips-tfile.o-warn): Remove.
7525 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
7526 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
7527 * mips-tdump.c, mips-tfile.c: Remove.
7529 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
7531 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
7532 (Specific, alpha*-dec-osf5.1): Note removal.
7533 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
7535 * doc/tm.texi: Regenerate.
7536 * doc/trouble.texi (Cross-Compiler Problems): Remove.
7538 2012-03-12 Richard Guenther <rguenther@suse.de>
7540 * config/arm/arm.c (neon_dereference_pointer): Do not call
7541 covert during RTL expansion.
7543 2012-03-12 Tristan Gingold <gingold@adacore.com>
7545 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
7546 Options. Mention -mpointer-size.
7548 2012-03-12 Richard Guenther <rguenther@suse.de>
7550 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
7551 build_nonstandard_integer_type.
7553 2012-03-12 Richard Guenther <rguenther@suse.de>
7555 * tree.c (signed_or_unsigned_type_for): Use
7556 build_nonstandard_integer_type.
7557 (signed_type_for): Adjust documentation.
7558 (unsigned_type_for): Likewise.
7559 * tree-pretty-print.c (dump_generic_node): Use standard names
7560 for non-standard integer types if available.
7562 2012-03-12 Tristan Gingold <gingold@adacore.com>
7564 * config/vms/vms.opt: Add vms-opts.h header.
7565 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
7567 (-mvms-return-codes): Document.
7568 (-mpointer-size): New option.
7569 (vms_pointer_size): Add enumeration.
7570 * config/vms/vms-opts.h: New file.
7571 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
7572 __INITIAL_POINTER_SIZE.
7573 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
7574 (C_COMMON_OVERRIDE_OPTIONS): Define.
7575 (DWARF2_ADDR_SIZE): Define.
7576 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
7577 * config/vms/vms-protos.h (vms_c_common_override_options):
7579 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
7580 if -mno-pointer-size.
7581 (vms_c_common_override_options): New function.
7582 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
7583 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
7584 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
7585 and flag_vms_pointer_size.
7586 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
7587 * config.gcc (*-*-*vms*): Define xm_file.
7588 (alpha*-dec-*vms*): Do not define xm_file.
7589 (alpha64-dec-*vms*): Remove.
7590 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
7593 2012-03-12 Jakub Jelinek <jakub@redhat.com>
7595 PR tree-optimization/51721
7596 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
7597 if (int) unsvar cmp CST.
7599 2012-03-12 Richard Guenther <rguenther@suse.de>
7601 * tree-sra.c (create_access_replacement): Only rename the replacement
7602 if we can rewrite it into SSA form. Properly mark register typed
7603 replacements that we cannot rewrite with TREE_ADDRESSABLE.
7604 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
7605 for aggregate or BLKmode results.
7607 2012-03-12 Jakub Jelinek <jakub@redhat.com>
7609 PR tree-optimization/52533
7610 * tree-vrp.c (register_edge_assert_for_2): Use double_int
7611 type for mask, only handle shifts by non-zero in-range
7612 shift count, for LE_EXPR and GT_EXPR if new_val is
7613 maximum, don't add the assertion.
7615 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
7617 * doc/invoke.texi: Document -mrtm option.
7618 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
7619 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
7620 (ix86_handle_option): Handle OPT_mrtm.
7621 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
7623 (x86_64-*-*): Ditto.
7624 * i386-builtin-types.def (INT_FTYPE_VOID): New.
7625 * config/i386/i386-c.c (ix86_target_macros_internal): Define
7627 (ix86_target_string): Define -mrtm option.
7629 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
7631 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
7632 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
7634 (bdesc_special_args): Ditto.
7635 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
7636 (ix86_expand_special_args_builtin): Handle new built-in type.
7637 (ix86_expand_builtin): Handle XABORT instruction.
7638 * config/i386/i386.h (TARGET_RTM): New.
7639 * config/i386/i386.md (UNSPECV_XBEGIN): New.
7640 (UNSPECV_XEND): Ditto.
7641 (UNSPECV_XABORT): Ditto.
7642 (UNSPECV_XTEST): Ditto.
7649 * config/i386/i386.opt (mrtm): New.
7650 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
7651 * config/i386/rtmintrin.h: New header.
7652 * config/i386/xtestintrin.h: Ditto.
7654 2012-03-12 Tristan Gingold <gingold@adacore.com>
7656 * ginclude/stddef.h: Adjust previous patch.
7657 Use __VMS__ instead of VMS.
7659 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
7661 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
7662 Also convert sequences with CC setting arithmetic instruction.
7664 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
7666 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
7667 from C Language Options to Preprocessor Options.
7668 (C Dialect Options): Move -no-integrated-cpp documentation
7670 (Preprocessor Options): ...to here. Rewrite the description
7671 so it makes more sense, and remove discussion of merging front ends.
7673 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
7675 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
7677 (ix86_expand_setmem): Likewise.
7679 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
7681 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
7684 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
7686 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
7687 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
7689 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
7691 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
7693 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
7695 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
7698 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
7699 Uros Bizjak <ubizjak@gmail.com>
7701 * config/i386/predicates.md (call_insn_operand): Allow
7702 constant_call_address_operand in Pmode only.
7703 (sibcall_insn_operand): Ditto.
7704 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
7705 (*call_vzeroupper): Ditto.
7707 (*sibcall_vzeroupper): Ditto.
7708 (*call_value): Ditto.
7709 (*call_value_vzeroupper): Ditto.
7710 (*sibcall_value): Ditto.
7711 (*sibcall_value_vzeroupper): Ditto.
7712 (*indirect_jump): Ditto.
7713 (*tablejump_1): Ditto.
7714 (indirect_jump): Convert memory address to word mode for TARGET_X32.
7716 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
7719 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
7722 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
7723 Use movrt_negc instead of negc pattern for non-SH2A.
7725 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
7727 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
7729 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
7730 if Pmode != word_mode.
7731 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
7732 Pmode == SImode for TARGET_X32.
7734 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
7735 (tls_initial_exec_x32): Likewise.
7737 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
7739 PR rtl-optimization/52528
7740 * combine.c (can_combine_p): Add setting of subst_low_luid
7741 before call to expand_field_assignment().
7743 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
7745 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
7746 and related program names.
7748 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
7750 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
7752 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
7755 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
7756 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
7758 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
7759 (*movdi_internal_rex64): Use %E operand modifier for lea.
7760 (*movsi_internal): Ditto.
7762 (*lea<mode>_2): Ditto.
7763 (*lea_{3,4,5,6}_zext): Ditto.
7764 (*tls_global_dynamic_32_gnu): Ditto.
7765 (*tls_global_dynamic_64): Ditto.
7766 (*tls_dynamic_gnu2_lea_32): Ditto.
7767 (*tls_dynamic_gnu2_lea_64): Ditto.
7768 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
7770 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7772 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
7773 redefine to be NULL if the current bit-size is different from the
7774 configured bit-size.
7776 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
7777 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
7778 set the default tuning. Add asserts to make sure the cpu and tune
7779 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
7780 test whether the index is set, instead of > 0.
7781 (rs6000_file_start): Do not reset the default cpu if the current
7782 bit-size is different from the configured bit-size.
7784 2012-03-09 Tristan Gingold <gingold@adacore.com>
7786 * config/vms/vms-crtlmap.map: Add comments.
7787 Add entries needed to build Ada RTS.
7789 2012-03-09 Tristan Gingold <gingold@adacore.com>
7791 * ginclude/stddef.h: Do not define __size_t on VMS.
7793 2012-03-09 Tristan Gingold <gingold@adacore.com>
7795 * c-tree.h (c_default_pointer_mode): New variable.
7796 * c-decl.c (c_default_pointer_mode): New variable.
7797 (c_build_pointer_type): New function.
7798 (grokdeclarator): Call c_build_pointer_type instead
7799 of build_pointer_type.
7801 * config/vms/vms-c.c: Include c-tree.h
7802 (saved_pointer_mode): New variable.
7803 (handle_pragma_pointer_size): New function.
7804 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
7805 (vms_c_register_pragma): Register __pointer_size and
7806 __required_pointer_size pragmas.
7808 2012-03-09 Tristan Gingold <gingold@adacore.com>
7810 * config/vms/vms-c.c (vms_construct_include_filename): New function.
7811 (vms_c_register_includes): Reference it.
7813 2012-03-09 Andrew Pinski <apinski@cavium.com>
7816 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
7818 (tree_ssa_phiopt_worker): Go through all the PHIs for
7819 value_replacement instead of just the singleton one.
7820 (value_replacement): Change return type to int. Return 0 instead of
7822 Allow the middle basic block to contain more than just the defining
7824 Handle non empty middle basic blocks.
7825 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
7827 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
7829 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
7830 array reference and component reference.
7831 (analyze_scalar_evolution_for_address_of): New.
7833 2012-03-08 Jie Zhang <jzhang918@gmail.com>
7836 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
7837 (hwloop_pattern_reg): Fix set but not used warning.
7838 (bfin_reorg_loops): Remove unused parameter.
7839 (bfin_reorg): Update use of bfin_reorg_loops.
7841 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
7843 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
7844 with integer parameters in registers.
7845 (gen_push): Push register in word_mode instead of Pmode.
7846 (ix86_emit_save_regs): Likewise.
7847 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
7848 (gen_pop): Pop register in word_mode instead of Pmode.
7849 (ix86_emit_restore_regs_using_pop): Likewise.
7850 (ix86_expand_prologue): Replace Pmode with word_mode for push
7851 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
7852 restore RAX and R10 in word_mode.
7853 (ix86_emit_restore_regs_using_mov): Restore integer registers
7855 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
7857 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
7858 (ix86_split_long_move): Likewise.
7860 * config/i386/i386.md (W): New.
7861 (*push<mode>2_prologue): Replace :P with :W.
7862 (*pop<mode>1): Likewise.
7863 (*pop<mode>1_epilogue): Likewise.
7864 (push/pop peephole2): Use word_mode scratch registers.
7866 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
7868 * config/i386/predicates.md (indirect_branch_operand): Simplify.
7870 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
7872 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
7873 for constants in [-63,63].
7875 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
7879 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
7881 * config/i386/i386.c (ix86_print_operand_address): Only handle
7882 zero-extended DImode addresses.
7884 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7886 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
7887 * configure: Regenerate.
7889 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
7892 * config/avr/avr.c (avr_mem_clobber): New static function.
7893 (avr_expand_delay_cycles): Add memory clobber operand to
7894 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
7895 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
7896 (enable_interrupt, disable_interrupt): New expander.
7897 (nopv, sleep, wdr): New expanders.
7898 (delay_cycles_1): Add memory clobber.
7899 (delay_cycles_2): Add memory clobber.
7900 (delay_cycles_3): Add memory clobber.
7901 (delay_cycles_4): Add memory clobber.
7902 (cli_sei): New insn from former "enable_interrupt",
7903 "disable_interrupt" with memory clobber.
7904 (*wdt): New insn from former "wdt" with memory clobber.
7905 (*nopv): Similar, but for "nopv".
7906 (*sleep): Similar, but for "sleep".
7908 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
7909 Kaz Kojima <kkojima@gcc.gnu.org>
7912 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
7913 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
7914 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7916 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
7918 * config/i386/predicates.md (x86_64_zext_general_operand): New.
7919 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
7920 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
7922 2012-03-07 Walter Lee <walt@tilera.com>
7924 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
7925 REG_CFA_* notes for the stack pointer.
7926 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
7927 EH_RETURN_STACKADJ_RTX.
7928 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
7929 generate REG_CFA_* notes for the stack pointer.
7930 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
7931 by EH_RETURN_STACKADJ_RTX.
7933 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
7935 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
7936 when __AVR_3_BYTE_PC__ is defined.
7938 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
7940 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
7941 (ix86_print_operand): Handle '^'.
7942 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
7943 using P mode iterator. Add %^ to asm template to conditionally emit
7945 (*rep_movdi_rex64): Ditto.
7946 (*strsetdi_rex_1): Ditto.
7947 (*rep_stosdi_rex64): Ditto.
7948 (*strmov{si,hi,qi}_1): Add %^ to asm template to
7949 conditionally emit addr32 prefix.
7950 (*rep_mov{si,qi}): Ditto.
7951 (*strset{si,hi,qi}): Ditto.
7952 (*rep_stos{si,qi}): Ditto.
7953 (*cmpstrnqi_nz_1): Ditto.
7954 (*cmpstrnqi_1): Ditto.
7955 (*strlenqi_1): Ditto.
7957 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
7959 * config/i386/i386.c (function_value_64): Return pointers in
7960 word_mode instead of Pmode.
7961 (ix86_promote_function_mode): Likewise.
7963 2012-03-07 Richard Guenther <rguenther@suse.de>
7965 * coverage.c (get_gcov_type): Use type_for_mode.
7966 (get_gcov_unsigned_t): Likewise.
7967 * expr.c (store_constructor): Use type_for_mode.
7968 (try_casesi): Likewise.
7969 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
7970 (add_standard_iv_candidates): Use standard type trees.
7971 * dojump.c (do_jump): Remove dead code.
7973 2012-03-07 Richard Guenther <rguenther@suse.de>
7975 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
7977 2012-03-07 Richard Guenther <rguenther@suse.de>
7979 * convert.c (strip_float_extensions): Move ...
7980 * tree.c (strip_float_extensions): ... here.
7982 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
7985 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
7987 2012-03-07 Richard Guenther <rguenther@suse.de>
7989 * omp-low.c (extract_omp_for_data): Use signed_type_for.
7990 (expand_omp_for_generic): Likewise.
7991 (expand_omp_for_static_nochunk): Likewise.
7992 (expand_omp_for_static_chunk): Likewise.
7993 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
7994 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
7995 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
7996 Use unsigned_type_for.
7997 (vect_create_cond_for_align_checks): Use signed_type_for.
7999 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
8001 PR rtl-optimization/52203
8002 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
8003 all callers to pass NULL except ...
8004 (reset_sched_cycles_in_current_ebb): ... here, save the value
8005 in new variable 'empty'. Increase issue_rate only for
8008 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
8011 * Makefile.in: Let install-gcc-ar depend on installdirs,
8012 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
8013 Don't double canonicalize if cross-compiling.
8015 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
8018 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
8019 to: RAMPZ, RAMPY, RAMPX, RAMPD.
8020 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
8022 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
8025 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
8027 * config/avr/avr.md (xload_8): Adjust insn length.
8029 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
8032 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
8033 if RAMPZ affects reading from RAM.
8035 2012-03-07 Richard Guenther <rguenther@suse.de>
8039 * doc/invoke.texi (Precompiled Headers): Remove sentence that
8040 suggests you can include PCHs from inside another header.
8042 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
8045 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
8047 2012-03-07 Kai Tietz <ktietz@redhat.com>
8049 * doc/invoke.texi (fwritable-relocated-rdata): Document
8050 new Cygwin/MinGW target option.
8051 * config/i386/winnt.c (i386_pe_unique_section): Ignore
8052 reloc if flag -fwritable-relocated-rdata is not set.
8053 (i386_pe_section_type_flags): Likewise.
8054 * config/i386/cygming.opt (fwritable-relocated-rdata):
8055 Add new flag variable flag_writable_rel_rdata.
8057 2012-03-07 Richard Guenther <rguenther@suse.de>
8059 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
8060 precision against gimple constraints.
8062 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
8065 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
8067 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
8068 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
8070 (init_emit_regs): Move associated initialization to...
8071 (init_emit_once): ...here.
8073 2012-03-06 Richard Henderson <rth@redhat.com>
8075 * config/m68k/m68k.h (ISA_HAS_TAS): New.
8076 * config/m68k/sync.md (atomic_test_and_set): Use it.
8077 (atomic_test_and_set_1): Likewise.
8079 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
8082 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
8083 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
8084 (vector_ltgt<mode>): Likewise.
8085 (vector_ordered<mode>): Likewise.
8086 (vector_unordered<mode>): Likewise.
8087 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
8089 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
8091 * trans-mem.c: New typedef for tm_region_p.
8092 Define vector types for tm_region_p.
8093 (tm_region_init): Replace region_worklist to a vector called
8096 2012-03-06 Richard Guenther <rguenther@suse.de>
8098 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
8099 MEM_REF with constant pointer operand.
8101 2012-03-06 Richard Guenther <rguenther@suse.de>
8104 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
8106 2012-03-06 Tristan Gingold <gingold@adacore.com>
8108 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
8109 (external_model_kind): Improve documentation.
8110 (vms_pragma_extern_model): Handle relaxed_redef.
8111 (vms_c_register_pragma): Allow expansion for nomember_alignment.
8113 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
8115 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
8116 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
8117 Some more notes on EIND usage and reorder EIND subsection.
8119 2012-03-06 Tristan Gingold <gingold@adacore.com>
8121 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
8122 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
8124 2012-03-06 Tristan Gingold <gingold@adacore.com>
8126 * config/vms/t-vmsnative (version): Define.
8127 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
8129 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
8131 PR rtl-optimization/52250
8132 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
8133 to put note list into. Unconditionally call move_bb_info.
8134 (move_bb_info): Do not assert the blocks being in the same region,
8135 just drop the note list if they are not.
8137 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
8140 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
8141 and use unified expansion logic.
8142 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
8143 closer to the existing movt insn.
8144 (negc): Rename insn to *negc. Add new expander.
8145 (movnegt): Use xor pattern for T bit negation. Reserve helper
8146 constant for negc pattern.
8147 (*movnegt): New insn and splitter.
8149 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
8151 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
8154 2012-03-05 Richard Henderson <rth@redhat.com>
8156 * genemit.c (main): Include "target.h" in insn-emit.c.
8157 * Makefile.in (insn-emit.o): Depend on TARGET_H.
8158 * config/sh/sync.md (atomic_test_and_set): Reference
8159 targetm.atomic_test_and_set_trueval instead of
8160 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
8162 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
8164 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
8167 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
8169 * langhooks.c (add_builtin_type): New function.
8170 * langhooks.h (add_builtin_type): Export it.
8171 * config/mep/mep.c (mep_init_builtins): Use it.
8172 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
8174 2012-03-05 Jakub Jelinek <jakub@redhat.com>
8177 * tree.h (BLOCK_SAME_RANGE): Define.
8178 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
8179 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
8180 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
8181 isn't equal to supercontext fragment's fragment chain.
8182 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
8184 (blocks_nreverse_all): Likewise.
8185 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
8186 BLOCK_SUPERCONTEXT to supercontext fragment instead of
8187 supercontext fragment's fragment origin.
8188 * dwarf2out.c (add_high_low_attributes): If stmt has the same
8189 range as its parent (or parents thereof etc.), use the parent's
8190 DW_AT_ranges value instead of creating a new .debug_ranges range.
8192 2012-03-05 Richard Henderson <rth@redhat.com>
8195 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
8196 * omp-low.c (expand_omp_atomic): Assume anything aligned to
8197 BIGGEST_ALIGNMENT is aligned.
8199 2012-03-05 Richard Henderson <rth@redhat.com>
8201 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
8202 * config/sh/sh.c: ... here.
8204 2012-03-05 Richard Henderson <rth@redhat.com>
8207 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
8208 instead of calling negqi2 directly.
8210 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
8213 * trans-mem.c (tm_region_init): Use last_basic_block.
8215 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
8217 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
8218 * config/sh/sync.md (atomic_test_and_set): New expander.
8219 (tasb, atomic_test_and_set_soft): New insns.
8220 * config/sh/sh.opt (menable-tas): New option.
8221 * doc/invoke.texi (SH Options): Document it.
8223 2012-03-05 Richard Guenther <rguenther@suse.de>
8225 * cfgloop.c (verify_loop_structure): Verify dominators before
8227 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
8228 dominators from here.
8229 * graphite-scop-detection.c (create_sese_edges): Likewise.
8230 * loop-doloop.c (doloop_optimize_loops): Likewise.
8231 * loop-init.c (loop_optimizer_init): Likewise.
8232 * loop-unroll.c (unroll_and_peel_loops): Likewise.
8233 * loop-unswitch.c (unswitch_loops): Likewise.
8234 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
8235 * tree-parloops.c (parallelize_loops): Likewise. Verify
8236 only when checking is enabled.
8237 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
8239 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
8241 * genautomata.c (parse_automata_opt): New static function.
8242 (initiate_automaton_gen): Remove all option handling code. Remove
8243 argc argument. All callers changed.
8244 (main): Call init_rtx_reader_args_cb with the new function as argument.
8246 2012-03-05 Richard Guenther <rguenther@suse.de>
8248 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
8249 * tree-if-conv.c (combine_blocks): Free post-dominator info
8251 * tree-parloops.c (create_parallel_loop): Free and re-compute
8252 dominator info after breaking it.
8254 2012-03-05 Richard Guenther <rguenther@suse.de>
8257 * optabs.h (trapv_unoptab_p): New function.
8258 (trapv_binoptab_p): Likewise.
8259 * optabs.c (expand_binop): Use emit_libcall_block_1 with
8260 a proper equiv_may_trap argument.
8261 (expand_unop): Likewise.
8262 (emit_libcall_block_1): Take extra argument whether the
8263 instruction may trap. Renamed from ...
8264 (emit_libcall_block): ... this. New wrapper.
8266 2012-03-05 Jakub Jelinek <jakub@redhat.com>
8268 PR tree-optimization/51721
8269 * tree-vrp.c (register_edge_assert_for_2): If comparing
8270 lhs of right shift by constant with an integer constant,
8271 add ASSERT_EXPRs for the rhs1 of the right shift.
8273 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
8275 2012-03-05 Richard Guenther <rguenther@suse.de>
8277 * tree.c (integer_zerop): Handle VECTOR_CSTs.
8278 (integer_onep): Likewise.
8279 (integer_all_onesp): Likewise.
8281 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
8283 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
8285 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
8287 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
8288 instead of TARGET_64BIT.
8290 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
8292 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
8295 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
8297 * config/i386/i386.c (ix86_print_operand_address): Only handle
8298 zero-extended DImode addresses.
8300 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
8302 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
8303 taken and cputaken as bool.
8305 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
8307 * config/i386/constraints.md (Ya): New internal constraint.
8308 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
8309 (*zero_extendsidi2_rex64): Add x,x alternative.
8310 (*zero_extendsidi2): Ditto. Add o,0 alternative.
8311 Remove flags reg clobber. Adjust corresponding splits.
8312 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
8313 zero_extendqisi2 expanders using SWI12 mode iterator.
8314 (zero_extend<mode>si2_and): Macroize insn from
8315 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
8317 (*zero_extend<mode>si2): Macroize insn from
8318 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
8319 (*zero_extend*2_movzbl_and): Remove insn patterns.
8320 (zero_extendqihi2_and): Merge corresponding splitter.
8321 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
8322 (*zero_extend*2_movzbl_and): Remove insn patterns.
8323 (*anddi_1): Split TYPE_IMOVX instructions.
8324 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
8326 (and->zext splitter): Add splitter pattern.
8327 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
8329 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
8331 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
8333 (Debugging Options): Likewise.
8334 (Optimize Options): Likewise.
8335 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
8336 with other architectures. Use official processor names with correct
8337 spelling/capitalization. Fix formatting and grammar issues.
8338 (i386 and x86-64 Windows Options): Similar cleanup here.
8340 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
8342 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
8344 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
8346 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
8347 DBX_REGISTER_NUMBER.
8349 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
8351 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
8352 operand is CONST_INT. Take COSTS_N_INSNS into account.
8353 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
8356 2012-03-02 Richard Henderson <rth@redhat.com>
8358 * optabs.c (expand_atomic_test_and_set): Honor
8359 atomic_test_and_set_trueval even when atomic_test_and_set
8360 optab is not in use.
8362 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
8366 * config/sh/sh.c (sh_register_move_cost): Increase cost between
8367 GENERAL_REGS and FP_REGS for SImode.
8369 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
8372 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
8373 (absdi2): New expander.
8374 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
8376 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
8378 * config/sh/sync.md (atomic_exchange<mode>): New expander.
8379 (atomic_exchange<mode>_soft): New insn.
8381 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
8383 * config/sh/sync.md: Update copyright notice dates.
8384 (atomic_compare_and_swap<mode>): Use SImode for return value instead
8386 (atomic_compare_and_swap<mode>_soft): Likewise.
8388 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
8391 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
8392 * config/sh/sh.c: Update copyright notice dates.
8393 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
8394 alignment for TARGET_HARD_SH4.
8395 (sh_option_override): Reduce default function alignment. Set
8396 loop alignment to 4 bytes when not optimizing for size.
8398 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
8401 * doc/invoke.texi (floop-flatten): Remove.
8402 * toplev.c (process_options): Remove references to flag_loop_flatten.
8403 * tree-ssa-loop.c (gate_graphite_transform): Same.
8404 * common.opt (floop-flatten): Obsolete.
8405 * graphite-poly.c (apply_poly_transforms): Remove reference to
8407 * Makefile.in (graphite-flattening.o): Remove.
8408 * graphite-flattening.c: Remove.
8410 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
8412 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
8413 having mode compatible with the mode of previous compare. Substitute
8414 compare mode of previous compare with the mode, compatible
8415 with eliminated and previous compare.
8417 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
8419 * config/rs6000/dfp.md (floatdidd2): New define_insn.
8421 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
8423 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
8424 compatible with CCGOCmode and CCGCmode.
8426 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
8428 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
8430 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
8432 * config/arm/arm.c (arm_sat_operator_match): New function.
8433 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
8434 * config/arm/arm.md ("insn" attribute): Add "sat" value.
8435 ("SAT", "SATrev"): New code iterators.
8436 ("SATlo", "SAThi"): New code iterator attributes.
8437 ("*satsi_<SAT:code>"): New pattern.
8438 ("*satsi_<SAT:code>_shift"): Likewise.
8439 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
8440 and "shift" attributes.
8441 ("arm_usatsihi"): Add "insn" attribute.
8442 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
8443 by powers of two. Do not allow shift by 32.
8445 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
8448 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
8449 to pass the argument in the register of "natural" mode.
8451 2012-03-02 Richard Guenther <rguenther@suse.de>
8453 PR tree-optimization/52406
8454 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
8455 (struct indices): Add unconstrained_base member.
8456 (struct dr_alias): Remove unused vops member.
8457 (DR_UNCONSTRAINED_BASE): New define.
8458 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
8459 add indices to allow their disambiguation. Make DR_BASE_OBJECT
8460 be an artificial access that covers the whole indexed object,
8461 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
8462 plain decl base-objects to their MEM_REF variant.
8463 (dr_may_alias_p): When the base-object of either data reference
8464 has unknown size use only points-to information.
8465 (compute_affine_dependence): Make dumps easier to read and
8467 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
8468 DR_REF when looking for packed references.
8469 (vect_supportable_dr_alignment): Likewise.
8471 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
8473 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
8474 Improve conditions for peepholes of loads followed by commutative
8476 * config/arm/ldmstm.md: Regenerated.
8478 2012-03-02 Richard Guenther <rguenther@suse.de>
8480 * BASE-VER: Set to 4.8.0.
8482 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
8484 * config.gcc (obsolete): Add all ARM targets using the FPA.
8485 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
8486 * doc/install.texi: Avoid references to obsolete ARM ports.
8488 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
8490 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
8492 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
8493 Joern Rennecke <joern.rennecke@embecosm.com>
8495 * doc/extend.texi: Expand and update information on interrupt
8496 attribute for Epiphany.
8498 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
8500 * config/sh/sh-protos.h: Update copyright notice dates.
8501 * config/sh/sh.h: Likewise.
8502 * config/sh/sh.md: Likewise.
8503 * config/sh/constraints.md: Likewise.
8504 * config/sh/predicates.md: Likewise.
8506 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
8508 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
8509 * config/sh/sh.c (tertiary_reload_operand): Likewise.
8511 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
8513 * config/sh/constraints.md: Fix comment typo.
8515 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8518 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
8519 unsigned HOST_WIDE_INT.
8520 (zvdep_imm64): Likewise.
8521 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
8522 (vdepi_and): Likewise.
8523 Likewise for unamed 64-bit patterns.
8524 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
8526 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
8529 PR rtl-optimization/52417
8530 * cselib.c (cselib_any_perm_equivs): New variable.
8531 (cselib_reset_table): Check that it's not set when not
8532 preserving constants.
8533 (cselib_add_permanent_equiv): Set it.
8534 (cselib_have_permanent_equivalences): New.
8535 (cselib_init, cselib_finish): Reset it.
8536 * cselib.h (cselib_have_permanent_equivalences): Declare.
8537 * alias.c (get_addr): Restore earlier behavior when there
8538 aren't permanent equivalences.
8540 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
8542 * config/mn10300/mn10300-modes.def: Fix copyright notice.
8543 * config/v850/v850-modes.def: Fix copyright notice.
8545 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
8547 * doc/extend.texi (AVR Built-in Functions): Document
8548 __builtin_avr_flash_segment.
8550 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
8551 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
8552 (*split.flash_segment): New insn-and-split.
8553 * config/avr/avr.c (avr_init_builtins): Add local variables:
8554 const_memx_void_node, const_memx_ptr_type_node,
8555 char_ftype_const_memx_ptr.
8557 2012-03-01 Jakub Jelinek <jakub@redhat.com>
8559 PR tree-optimization/52445
8560 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
8561 add ssa_name_ver, offset and size fields and change store field
8563 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
8564 (add_or_mark_expr): Likewise. Only consider previous stores
8565 with the same size and offset.
8566 (nt_init_block): Only look at gimple_assign_single_p stmts,
8567 doesn't look at rhs2.
8569 2012-03-01 Richard Guenther <rguenther@suse.de>
8572 * tree-cfg.c (verify_gimple_assign_unary): Allow any
8573 conversions from integral types to pointer types.
8575 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
8577 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
8578 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
8579 unintentionally removed in r184616.
8581 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8583 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
8586 2012-02-29 Jakub Jelinek <jakub@redhat.com>
8587 Uros Bizjak <ubizjak@gmail.com>
8590 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
8591 alternatives, add "e" constraint to the new last alternative
8592 and ! to last 3 alternatives.
8594 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
8596 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
8597 DW_AT_artificial attributes at the end of the processing.
8598 (gen_array_type_die): Likewise.
8599 (gen_enumeration_type_die): Likewise.
8600 (gen_struct_or_union_type_die): Likewise.
8601 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
8604 2012-02-29 Jakub Jelinek <jakub@redhat.com>
8607 * expr.c (expand_assignment): If doing misaligned store that doesn't
8608 cover all mode bits, perform a RMW cycle.
8610 PR tree-optimization/52429
8611 * tree-parloops.c (separate_decls_in_region_debug): Return early
8612 if var is LABEL_DECL.
8614 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8616 PR tree-optimization/52424
8617 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
8618 calling dom_thread_across_edge.
8620 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
8622 * config/avr/avr.c: Move definition of TARGET macros to end of file.
8624 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
8626 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
8627 * config/avr/avr.c (avr_output_bld): Remove unused function.
8628 (avr_out_sbxx_branch): Use "%T" to print bit position.
8630 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
8632 * config/avr/avr.md: Untabify.
8634 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
8636 * config/avr/avr.md (eqne): New code iterator.
8637 (*dec-and-branchsi): Use it in text peephole's condition.
8638 (*dec-and-branchhi): Ditto.
8639 (*dec-and-branchqi): Ditto.
8641 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
8644 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
8645 the device does not have the skip-bug.
8647 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
8649 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
8650 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
8651 -mpretend-cmove): New.
8653 2012-02-29 Jakub Jelinek <jakub@redhat.com>
8656 * df.h (struct df_d): Adjust comment that hard_regs_live_count
8657 doesn't count DEBUG_INSN refs.
8658 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
8659 for DEBUG_INSN refs.
8661 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8665 2012-02-20 Richard Guenther <rguenther@suse.de>
8666 PR tree-optimization/52298
8667 * tree-vect-stmts.c (vectorizable_load): Properly use
8668 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
8670 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
8673 * gimple.h (gimple_in_transaction): New.
8674 (gimple_set_in_transaction): New.
8675 (struct gimple_statement_base): Add in_transaction field.
8676 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
8678 (tree_ssa_lim_initialize): Compute transaction bits.
8679 * tree.h (compute_transaction_bits): Protoize.
8680 * trans-mem.c (tm_region_init): Use the heap to store BB
8682 (compute_transaction_bits): New.
8684 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8686 * gcc.c (display_help): Document --help=common and sort entries
8689 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8691 * doc/install.texi: Document check-$LANG specific shortcuts
8693 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8696 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
8698 * config/arm/arm_neon.h: Regenerate.
8699 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
8700 (neon_vcgeu): New insn.
8701 (neon_vcgtu): Likewise.
8702 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
8703 (ops): Unsigned comparison intrinsics call a different builtin.
8705 2012-02-28 Richard Guenther <rguenther@suse.de>
8708 * config/i386/i386.c (ix86_expand_vector_set): Fix element
8709 ordering for the VEC_CONCAT for two element vectors for
8710 V2SFmode, V2SImode and V2DImode.
8712 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
8715 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
8716 detecting big-endian triplets.
8718 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
8720 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
8721 mode if there is no type information available.
8723 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
8725 PR tree-optimization/53207
8726 * doc/invoke.texi: Document as experimental and relying on graphite.
8728 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
8730 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
8731 of initializer to changes from r184614.
8733 2012-02-28 Richard Guenther <rguenther@suse.de>
8735 PR tree-optimization/52395
8736 * tree-sra.c (build_ref_for_offset): Also look at the base
8737 TYPE_ALIGN when figuring out the alignment of the replacement.
8739 2012-02-28 Richard Guenther <rguenther@suse.de>
8741 PR tree-optimization/52402
8742 * ipa-prop.c (ipa_modify_call_arguments): Properly use
8743 mis-aligned types when creating the accesses at the call site.
8745 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
8747 * config/avr/builtins.def: New file.
8748 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
8749 * config/avr/avr.c (enum avr_builtin_id): Use it.
8750 (avr_init_builtins): Use it. And use avr_bdesc.
8751 (bdesc_1arg): Remove.
8752 (bdesc_2arg): Remove.
8753 (bdesc_3arg): Remove.
8754 (struct avr_builtin_description): Add field n_args.
8755 (avr_bdesc): New static variable using builtins.def.
8756 (avr_expand_builtin): Use it.
8757 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
8758 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
8759 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
8761 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
8764 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
8765 match only one single hard register with respective hard reg rtx.
8766 (movmemx_<mode>): Ditto.
8767 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
8768 insn anatomy of movmem[x]_<mode>.
8769 (avr_out_movmem): Same for printing assembler and operand usage.
8771 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
8775 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
8776 address spaces located outside of device flash.
8778 * config/avr/avr.h (base_arch_s): Remove field n_segments.
8779 (mcu_type_s): Add field n_flash.
8780 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
8781 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
8782 (AVR_MCU): Add N_FLASH argument.
8783 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
8784 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
8785 macro __FLASH<n> if that address space makes sense for the device.
8786 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
8787 outside of target flash.
8788 (avr_asm_named_section): Ditto.
8789 (avr_asm_select_section): Ditto.
8790 (avr_addr_space_convert): Ditto.
8791 (avr_emit_movmemhi): Ditto.
8792 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
8793 address space is outside of device flash.
8794 (avr_insert_attributes): Ditto.
8795 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
8796 avr_current_arch->n_segments.
8798 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
8801 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
8802 (*movabs<mode>_2): Likewise.
8804 2012-02-27 Jakub Jelinek <jakub@redhat.com>
8807 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
8808 s_register_operand in the test instead of REG_P. Don't call
8809 gen_reg_rtx if it won't be used.
8811 PR tree-optimization/52376
8812 * ipa-split.c (split_function): Ignore CLOBBER stmts.
8814 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
8816 * ifcvt.c (noce_get_condition): Check condition variable is not
8817 small_register_classes_for_mode_p before accepting.
8819 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
8821 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
8823 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8826 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8827 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
8829 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
8831 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
8833 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
8835 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
8837 * config/sh/predicates.md: Remove blank lines.
8838 * config/sh/sh.c: Fix typos in comments.
8839 * config/sh/constraints.md: Likewise.
8840 * config/sh/sh.md: Remove blank lines.
8841 Fix typos in comments. Use ;; as comment characters.
8843 2012-02-26 Walter Lee <walt@tilera.com>
8845 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
8846 (replace_mov_pcrel_step2): Ditto.
8848 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
8851 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
8852 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
8853 and locs that reference values newer than the non-canonical value
8854 at hand. Return the canonical value as a worst case.
8855 (memrefs_conflict_p): Walk canonical value's locs.
8858 * cselib.c (preserve_only_constants): Rename to...
8859 (preserve_constants_and_equivs): ... this. Split out...
8860 (invariant_or_equiv_p): ... this. Preserve plus expressions
8861 of other preserved expressions too.
8862 (cselib_reset_table): Adjust.
8863 * var-tracking.c (reverse_op): Use canonical value to build
8866 2012-02-23 Kai Tietz <ktietz@redhat.com>
8868 * config/i386/i386.c (ix86_delegitimize_address): Handle
8869 UNSPEC_PCREL plus displacement.
8871 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
8874 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
8875 to test for unusedness in st X addressing.
8877 2012-02-24 Richard Guenther <rguenther@suse.de>
8880 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
8881 (is_gimple_reg_type): Move inline ...
8882 * gimple.h (is_gimple_reg_type): ... here.
8884 2012-02-24 Richard Guenther <rguenther@suse.de>
8887 * passes.c (execute_function_todo): When verifying SSA form
8888 verify gimple form first.
8889 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
8891 2012-02-24 Richard Guenther <rguenther@suse.de>
8894 * fold-const.c (fold_addr_of_array_ref_difference): New function.
8895 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
8897 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8899 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
8901 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8903 * tree-phinodes.c (make_phi_node): Mark static.
8904 * tree-flow.h (make_phi_node): Remove extern decl.
8905 * doc/gimple.texi (make_phi_node): Remove documentation.
8907 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8909 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
8910 * tree-ssa-sccvn.c (print_scc): Ditto.
8912 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8914 * doc/passes.texi (Full redundancy elimination): Fix typo.
8916 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8918 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
8920 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
8923 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
8925 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
8928 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
8930 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
8932 * config/avr/avr.md (code_stdname): Add ior, xor.
8933 (xior): New code iterator.
8934 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
8935 (*<code_stdname><mode>qi.byte1-3): Ditto.
8937 2012-02-23 Jakub Jelinek <jakub@redhat.com>
8939 PR tree-optimization/52019
8940 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
8943 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8945 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
8946 HAVE_INITFINI_ARRAY to work around namespace pollution in
8947 certain versions of newlib system headers.
8948 * config.in: Regenerate.
8949 * configure: Regenerate.
8950 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
8951 instead of HAVE_INITFINI_ARRAY.
8953 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
8956 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
8957 is not offsettable memory reference.
8959 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
8962 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
8963 setting avr_need_clear_bss_p for __gnu_lto* symbols.
8965 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
8967 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
8968 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
8970 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8972 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
8973 library on Solaris 8 even without TLS support.
8974 * configure: Regenerate.
8976 2012-02-22 Richard Guenther <rguenther@suse.de>
8979 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
8980 for GIMPLE_DEBUG stmts.
8982 2012-02-22 Martin Jambor <mjambor@suse.cz>
8985 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
8986 according to the base object.
8988 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
8990 PR rtl-optimization/50063
8991 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
8992 and 2 (8-bit SP) in operand 2.
8993 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
8994 setup to use movhi_sp_r instead of vanilla move to write SP.
8995 Adjust REG_CFA notes to superseed unspec.
8996 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
8998 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
8999 known to be off) only with TARGET_NO_INTERRUPTS. Never use
9000 irq_state 1 (IRQ known to be on) here.
9002 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
9004 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
9006 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
9007 assign_hard_reg): Likewise.
9009 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
9011 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
9013 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
9016 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
9017 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
9019 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
9021 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
9022 prototype from here to...
9023 * config/avr/avr.h: ...here.
9025 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
9028 * thumb2.md (thumb2_shiftsi3_short): Split register and
9029 immediate shifts. For register shifts tie operands 0 and 1.
9030 (peephole2 for above): Check that register-controlled shifts
9031 have suitably tied operands.
9033 2012-02-21 Quentin Neill <quentin.neill@amd.com>
9036 * config/i386/bdver1.md (bdver1_call, bdver1_push,
9037 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
9038 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
9039 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
9040 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
9041 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
9042 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
9043 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
9044 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
9045 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
9046 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
9047 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
9048 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
9049 bdver1_ssevector_avx256_unaligned_load,
9050 bdver1_ssevector_sse128_unaligned_load,
9051 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
9052 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
9053 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
9054 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
9055 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
9056 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
9057 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
9058 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
9059 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
9060 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
9061 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
9062 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
9063 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
9064 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
9065 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
9066 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
9067 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
9068 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
9069 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
9070 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
9071 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
9072 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
9073 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
9074 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
9075 bdver1_ssediv_double_load, bdver1_ssediv_double,
9076 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
9077 Add "bdver2" attribute.
9079 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9081 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
9082 default if possible and not specified otherwise.
9084 2012-02-21 Richard Guenther <rguenther@suse.de>
9087 * gimplify.c (create_tmp_from_val): Use the main variant type
9088 for the type of the temporary we create.
9090 2012-02-21 Richard Guenther <rguenther@suse.de>
9092 PR tree-optimization/52324
9093 * gimplify.c (gimplify_expr): When re-gimplifying expressions
9094 do not gimplify a MEM_REF address operand if it is already
9097 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9099 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
9100 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
9102 2012-02-21 Richard Guenther <rguenther@suse.de>
9104 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
9105 nested_in_vect_loop.
9107 2012-02-21 Jakub Jelinek <jakub@redhat.com>
9109 PR tree-optimization/52318
9110 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
9111 vdef also to non-pure/const call stmts in the sequence.
9113 2012-02-21 Tristan Gingold <gingold@adacore.com>
9115 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
9117 2012-02-20 David S. Miller <davem@davemloft.net>
9119 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
9120 don't use the "rd %pc" instruction on v9 for PIC register loads.
9122 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
9125 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
9126 in a transaction safe function.
9128 2012-02-20 Kai Tietz <ktietz@redhat.com>
9131 * stor-layout.c (place_field): Handle desired_align for
9134 2012-02-20 Richard Guenther <rguenther@suse.de>
9136 PR tree-optimization/52298
9137 * tree-vect-stmts.c (vectorizable_store): Properly use
9138 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
9140 (vectorizable_load): Likewise.
9141 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
9142 Access DR_STEP after ensuring it is not NULL.
9144 2012-02-20 Jakub Jelinek <jakub@redhat.com>
9146 PR tree-optimization/52286
9147 * fold-const.c (fold_binary_loc): For (X & C1) | C2
9148 optimization use double_int_to_tree instead of build_int_cst_wide,
9149 rewrite to use double_int vars.
9151 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9154 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
9156 Remove -e 0 from $gcc_cv_ld invocation.
9157 Only use __GLIBC_PREREQ if defined.
9158 Enable on Solaris since Solaris 8 patch.
9159 (gcc_SUN_LD_VERSION): New macro.
9160 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
9161 gcc_SUN_LD_VERSION for version number format.
9162 * configure: Regenerate.
9163 * varasm.c (get_elf_initfini_array_priority_section): Set
9164 SECTION_NOTYPE for non-default priority.
9165 Use get_section instead of get_unnamed_section to emit
9166 .init_array/.fini_array with default priority.
9168 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
9170 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
9171 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
9172 (mips_start_unique_function, mips_output_mips16_rdhwr)
9173 (mips_code_end): New functions.
9174 (TARGET_ASM_CODE_END): Define.
9176 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
9178 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
9179 to stubs with non-sibling calls.
9181 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
9183 * doc/invoke.texi (-fira-* options): Copy-edit.
9184 (ira-* parameters): Copy-edit.
9186 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
9188 * doc/invoke.texi: Minor copy-edits to bring into conformance with
9189 GCC coding conventions.
9191 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
9193 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
9194 when used as adjectives.
9196 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
9198 * doc/invoke.texi: Clean up "that"/"which" confusion.
9200 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
9202 * system.h: Poison SMALL_REGISTER_CLASSES
9203 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
9204 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
9206 2012-02-16 Jakub Jelinek <jakub@redhat.com>
9208 PR tree-optimization/52285
9209 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
9210 when deciding if a call is a tail call or tail recursion.
9212 2012-02-16 Kai Tietz <ktietz@redhat.com>
9214 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
9215 interger-constant displacement for UNSPEC_PCREL.
9217 2012-02-16 Jakub Jelinek <jakub@redhat.com>
9219 PR rtl-optimization/52208
9220 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
9221 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
9223 PR tree-optimization/52255
9224 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
9225 loop->header has virtual PHI, but exit_e->dest doesn't, add
9226 virtual PHI to exit_e->dest and adjust all uses after the loop.
9229 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
9230 children with clone_tree_hash, not after it.
9232 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
9234 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
9235 extended identifiers.
9237 2012-02-16 Jakub Jelinek <jakub@redhat.com>
9240 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
9241 a same_body_alias, also test whether e->callee isn't a former
9242 or current clone of the decl this is a same body alias of.
9244 PR translation/52264
9245 * cgraphunit.c (verify_cgraph_node): Fix a typo.
9247 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
9249 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
9251 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
9254 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
9255 force_reg instead of copy_to_reg for better optimization. Force
9256 non-register or memory operands into a register.
9258 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
9260 * extend.texi: Reserve upper bits of memory model for future use.
9262 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
9263 Anatoly Sokolov <aesok@post.ru>
9264 Eric Weddington <eric.weddington@atmel.com>
9267 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
9268 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
9269 Rewrite initializers for .macro.
9270 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
9271 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
9272 atxmega32d4, atxmega32x1.
9273 avrxmega4: atxmega64a3, atxmega64d3.
9274 avrxmega5: atxmega64a1, atxmega64a1u.
9275 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
9276 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
9277 avrxmega7: atxmega128a1, atxmega128a1u.
9278 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
9279 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
9280 (struct base_arch_s): Rename reserved to xmega_p.
9281 Rename reserved2 to have_rampd.
9282 (AVR_XMEGA): New define.
9283 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
9284 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
9285 * config/avr/predicates.md (io_address_operand): Take into
9287 (low_io_address_operand): Ditto.
9288 (high_io_address_operand): Ditto.
9289 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
9290 (enabled, movhi_sp_r): Use them.
9291 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
9292 cpp_define_formatted to built-in define __AVR_ARCH__.
9293 (__AVR_XMEGA__): New built-in define.
9294 (__AVR_HAVE_RAMPD__): New built-in define.
9295 (__AVR_HAVE_RAMPX__): New built-in define.
9296 (__AVR_HAVE_RAMPY__): New built-in define.
9297 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
9299 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
9300 (avr_option_override): Initialize them.
9301 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
9302 (avr_init_expanders): Initialize them. No more block several calls.
9303 (emit_push_sfr): New static function.
9304 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
9306 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
9307 (avr_print_operand): Print addreeses as symbols for
9308 RAMPX, RAMPY, RAMPD, CCP.
9309 (output_movhi): Handle AVR_XMEGA when writing to SP.
9310 (avr_out_movhi_mr_r_xmega): New static function.
9311 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
9312 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
9313 __RAMPD__, __CCP__ as needed.
9315 * config/avr/multilib.h: Regenerate.
9316 * config/avr/t-multilib: Regenerate.
9317 * config/avr/avr-tables.opt: Regenerate.
9319 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
9321 PR tree-optimization/50561
9322 * graphite-flattening.c (lst_project_loop): Do not
9323 remove old scattering dimensions after flattening.
9324 (lst_do_flatten): Likewise.
9326 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
9328 * doc/extend.texi (AVR Built-in Functions): Remove doc for
9329 __builtin_avr_map8, __builtin_avr_map16.
9330 Document __builtin_avr_insert_bits.
9332 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
9333 (insert_bits): New insn.
9334 (adjust_len.map_bits): Rename to insert_bits.
9335 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
9336 * avr-protos.h (avr_out_map_bits): Remove.
9337 (avr_out_insert_bits, avr_has_nibble_0xf): New.
9338 * config/avr/constraints.md (Cxf,C0f): New.
9339 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
9340 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
9341 New built-in define __BUILTIN_AVR_INSERT_BITS.
9342 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
9343 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
9344 (avr_move_bits): Rewrite.
9345 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
9347 (avr_map_op_t): New typedef.
9348 (avr_map_op): New static variable.
9349 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
9350 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
9351 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
9352 (bdesc_3arg, avr_expand_triop_builtin): New.
9353 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
9354 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
9355 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
9356 (avr_map_equal_p, avr_map_sig_p): Remove.
9357 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
9358 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
9359 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
9360 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
9361 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
9362 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
9364 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
9366 * config/c6x/c6x.md (reserve_cycles): New attribute.
9367 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
9368 don't reserve functional units after the branch occurs.
9370 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
9373 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
9374 functions into non-tm_pure functions.
9376 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
9379 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
9380 (iterative_hash_canonical_type): Likewise.
9381 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
9384 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
9386 * haifa-sched.c (prune_ready_list): Ensure that if there is a
9387 sched-group insn, it either remains alone or the entire list is pruned.
9389 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
9391 * doc/install.texi (Prerequisites): Fix grammar.
9392 (Configuration): Likewise.
9394 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
9396 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
9397 MPC as part of GCC before describing configuring with --with-gmp etc.
9398 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
9399 sources are present.
9401 2012-02-14 Jakub Jelinek <jakub@redhat.com>
9404 * dwarf2out.c (clone_tree_hash): New function.
9405 (copy_decls_walk): Use it instead of clone_tree.
9407 2012-02-14 Richard Guenther <rguenther@suse.de>
9409 PR tree-optimization/52244
9410 PR tree-optimization/51528
9411 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
9412 replacements for integral types.
9414 2012-02-14 Walter Lee <walt@tilera.com>
9416 * config.gcc: Handle tilegx and tilepro.
9417 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
9419 Add HAVE_AS_TLS check for tilegx and tilepro.
9420 * configure: Regenerate.
9421 * doc/contrib.texi: Add Mat Hostetter and self.
9422 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
9423 Document instruction intrinsics and network accessing intrinsics.
9424 (TILEPro Built-in Functions): New node. Document instruction
9425 intrinsics and network accessing intrinsics.
9426 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
9427 (Specific, tilepro-*-linux*): Likewise.
9428 * doc/invoke.texi (TILE-Gx Options): New section.
9429 (TILEPro Options): New section.
9430 * doc/md.texi (TILE-Gx): New section.
9431 (TILEPro): New section.
9432 * common/config/tilegx/tilegx-common.c: New file.
9433 * common/config/tilepro/tilepro-common.c: New file.
9434 * config/tilegx/constraints.md: New file.
9435 * config/tilegx/linux.h: New file.
9436 * config/tilegx/mul-tables.c: New file.
9437 * config/tilegx/predicates.md: New file.
9438 * config/tilegx/sync.md: New file.
9439 * config/tilegx/t-tilegx: New file.
9440 * config/tilegx/tilegx-builtins.h: New file.
9441 * config/tilegx/tilegx-c.c: New file.
9442 * config/tilegx/tilegx-generic.md: New file.
9443 * config/tilegx/tilegx-modes.def: New file.
9444 * config/tilegx/tilegx-multiply.h: New file.
9445 * config/tilegx/tilegx-protos.h: New file.
9446 * config/tilegx/tilegx.c: New file.
9447 * config/tilegx/tilegx.h: New file.
9448 * config/tilegx/tilegx.md: New file.
9449 * config/tilegx/tilegx.opt: New file.
9450 * config/tilepro/constraints.md: New file.
9451 * config/tilepro/gen-mul-tables.cc: New file.
9452 * config/tilepro/linux.h: New file.
9453 * config/tilepro/mul-tables.c: New file.
9454 * config/tilepro/predicates.md: New file.
9455 * config/tilepro/t-tilepro: New file.
9456 * config/tilepro/tilepro-builtins.h: New file.
9457 * config/tilepro/tilepro-c.c: New file.
9458 * config/tilepro/tilepro-generic.md: New file.
9459 * config/tilepro/tilepro-modes.def: New file.
9460 * config/tilepro/tilepro-multiply.h: New file.
9461 * config/tilepro/tilepro-protos.h: New file.
9462 * config/tilepro/tilepro.c: New file.
9463 * config/tilepro/tilepro.h: New file.
9464 * config/tilepro/tilepro.md: New file.
9465 * config/tilepro/tilepro.opt: New file.
9467 2012-02-14 Jakub Jelinek <jakub@redhat.com>
9469 PR tree-optimization/52210
9470 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
9471 vect_model_simple_cost with two entry vect_def_type array instead
9472 of an address of dt.
9474 2012-02-14 Richard Guenther <rguenther@suse.de>
9477 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
9478 Do not stream DECL_QUALIFIER.
9479 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
9480 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
9481 (find_decls_types_r): Do not walk DECL_QUALIFIER.
9483 2012-02-14 Jakub Jelinek <jakub@redhat.com>
9486 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
9489 2012-02-13 Jakub Jelinek <jakub@redhat.com>
9492 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
9493 * cselib.c (cselib_subst_to_values_from_insn): New function.
9494 * sched-deps.c (add_insn_mem_dependence,
9495 sched_analyze_1, sched_analyze_2): Use it.
9497 2012-02-13 Jan Hubicka <jh@suse.cz>
9500 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
9502 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
9504 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
9505 (GTM_SELF_SPECS): Define if not already defined.
9506 (driver_self_specs): Add GTM_SELF_SPECS.
9507 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
9508 (GTM_SELF_SPECS): Define.
9509 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
9510 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
9512 2012-02-13 Jakub Jelinek <jakub@redhat.com>
9514 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
9517 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
9520 * omp-low.c (expand_omp_for): If a static schedule without chunk size
9521 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
9523 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
9526 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
9528 2012-02-13 Richard Guenther <rguenther@suse.de>
9530 PR translation/52211
9531 * passes.c (enable_disable_pass): Fix typo.
9533 2012-02-13 Jakub Jelinek <jakub@redhat.com>
9536 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
9537 XOR for reduce_bit_field if type is unsigned.
9539 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
9541 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
9542 disallow changes from SFmode to mode with different size in FP regs.
9544 2012-02-12 Robert Millan <rmh@gnu.org>
9545 Gerald Pfeifer <gerald@pfeifer.com>
9547 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
9550 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
9552 PR rtl-optimization/52175
9553 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
9554 to frame-related instructions.
9556 2012-02-10 Jason Merrill <jason@redhat.com>
9559 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
9560 (demangle_new_symbols): Fill it.
9561 (scan_linker_output): Walk it.
9562 (start_tweaking): Split out from scan_linker_output.
9563 (maybe_tweak): Update sym->chosen.
9564 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
9566 2012-02-11 Jakub Jelinek <jakub@redhat.com>
9569 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
9571 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
9573 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
9574 having the same mode as previous compare.
9576 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
9578 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
9579 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
9580 (nonlocal_goto_internal): Likewise.
9581 (nonlocal_goto): Emit a use and an indirect jump directly.
9583 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
9586 * doc/extend.texi : Update comments for __atomic_compare_exchange and
9587 __atomic_{is,always}_lock_free.
9589 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
9592 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
9593 negative constant address for TARGET_X32.
9595 2012-02-10 Richard Henderson <rth@redhat.com>
9597 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
9598 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
9599 for GIMPLE_TRANSACTION. Tidy if's into a switch.
9601 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9602 Ira Rosen <irar@il.ibm.com>
9604 PR tree-optimization/50031
9605 * targhooks.c (default_builtin_vectorization_cost): Handle
9607 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
9608 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
9609 all types of reduction and pattern statements.
9610 (vect_estimate_min_profitable_iters): Likewise.
9611 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
9612 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
9613 for explicit realigns.
9614 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
9615 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
9617 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
9618 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
9619 vec_perm for VSX and handle vec_promote_demote.
9621 2012-02-10 Jakub Jelinek <jakub@redhat.com>
9624 * builtins.c (fold_builtin_atomic_always_lock_free,
9625 expand_builtin_atomic_always_lock_free,
9626 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
9627 Return and/or test boolean_true_node/boolean_false_node instead of
9628 integer_one_node/integer_zero_node.
9630 2012-02-10 Jan Hubicka <jh@suse.cz>
9633 * predict.c (predict_paths_for_bb): Prevent looping.
9634 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
9636 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
9638 * config/arm/arm.c (output_move_double): In one case properly
9639 count number of instructions that will be emitted.
9641 2012-02-10 Richard Guenther <rguenther@suse.de>
9643 PR translation/52193
9644 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
9646 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
9649 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
9651 2012-02-09 Jakub Jelinek <jakub@redhat.com>
9654 * var-tracking.c (emit_note_insn_var_location): If
9655 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
9656 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
9657 non-NOTE_DURING_CALL_P insn.
9659 2012-02-09 Bin Cheng <bin.cheng@arm.com>
9662 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
9664 2012-02-08 Magnus Granberg <zorry@gentoo.org>
9667 * gcc.c (switch_matches) Support switches with separated form,
9670 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
9672 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
9674 (RAMPZ_ADDR): Ditto.
9675 * config/avr/avr.c (avr_addr_t): New typedef.
9676 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
9677 (avr_init_expanders): Initialize it.
9678 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
9680 (expand_epilogue): Ditto.
9681 (avr_print_operand): Ditto.
9682 (avr_file_start): Ditto.
9683 (avr_emit_movmemhi): Ditto.
9685 2012-02-08 Richard Guenther <rguenther@suse.de>
9687 PR tree-optimization/46886
9688 * tree-flow.h (do_while_loop_p): Declare.
9689 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
9690 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
9692 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
9694 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
9695 always succeed for integers larger than a native word.
9697 2012-02-08 Richard Guenther <rguenther@suse.de>
9699 PR rtl-optimization/52170
9700 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
9701 properly handle integer vector modes.
9703 2012-02-08 Jakub Jelinek <jakub@redhat.com>
9705 PR gcov-profile/52150
9706 * coverage.c: Include target.h.
9707 (build_var): Call targetm.strip_name_encoding on the assembler name.
9708 Change one _ into . or $ if the target allows it.
9709 * Makefile.in (coverage.o): Depend on $(TARGET_H).
9711 PR rtl-optimization/52139
9712 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
9713 is a BARRIER after emit_insn_after_noloc, move BB_END
9714 to the last non-BARRIER insn before it.
9716 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
9719 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
9720 (mips_gimplify_va_arg_expr): Call it instead of
9721 std_gimplify_va_arg_expr.
9723 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
9725 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
9726 message for -mno-pointers-to-nested-function.
9728 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
9731 * expr.c (get_inner_reference): If there is an offset, add a negative
9732 bit position to it (if any).
9734 2012-02-07 Jakub Jelinek <jakub@redhat.com>
9736 PR rtl-optimization/52060
9737 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
9738 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
9739 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
9740 and/or i0src_copy2 when needed.
9742 2012-02-07 Jakub Jelinek <jakub@redhat.com>
9744 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
9745 or LTOPLUGINSONAME if have_c.
9747 * config/freebsd-spec.h: Add comment about what macros can be defined
9749 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
9750 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
9753 2012-02-07 Richard Guenther <rguenther@suse.de>
9755 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
9756 newline in -alias dumps.
9758 2012-02-07 Kai Tietz <ktietz@redhat.com>
9759 Dave Korn <dave.korn.cygwin@gmail.com>
9762 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
9763 Take care that typinfo gets dllexport-attribute.
9765 2012-02-07 Jakub Jelinek <jakub@redhat.com>
9768 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
9769 if modifier < EXPAND_SUM call force_operand on the result.
9771 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
9773 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
9774 adding __forwarder_dst__ prefix if a forwarder_section attribute is
9776 (epiphany_function_type): Replace types for specific interrupts with
9777 EPIPHANY_FUNCTION_INTERRUPT.
9778 (EPIPHANY_INTERRUPT_P): Update.
9779 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
9780 New static function.
9781 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
9782 <disinterrupt>: Affects type identity.
9783 (epiphany_handle_interrupt_attribute): Handle variable number of
9785 (epiphany_compute_function_type): Update for new
9786 epiphany_function_type definition.
9787 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
9788 handlers with a longcall forwarder.
9789 (epiphany_start_function): Handle multiple interrupt arguments and/or
9790 forwarder_section attribute.
9792 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
9795 2012-02-07 Alan Modra <amodra@gmail.com>
9798 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
9801 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9803 PR tree-optimization/50969
9804 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
9805 use vec_perm rather than vector_stmt.
9806 (vect_model_load_cost): Likewise.
9807 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
9808 vec_perm to be the same as other vector statements.
9809 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
9810 cost of vec_perm for TARGET_VSX.
9812 2012-02-06 Richard Guenther <rguenther@suse.de>
9814 PR tree-optimization/52115
9815 * tree-sra.c (access_has_replacements_p): New function.
9816 (sra_modify_assign): Use it to decide whether a use is uninitialized.
9818 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
9821 * trans-mem.c (expand_call_tm): Add an assertion.
9822 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
9825 2012-02-06 Richard Guenther <rguenther@suse.de>
9827 PR tree-optimization/50955
9828 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
9829 raise cost of expressions that replace an address with an
9830 expression based on a different pointer.
9832 2012-02-06 Jakub Jelinek <jakub@redhat.com>
9835 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
9836 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
9838 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
9841 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
9842 -Weffc++ and specify guidelines come from second edition.
9844 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
9846 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
9847 (sibcall_value_multiple_internal, call_split, call_internal_direct)
9848 (call_direct_split, call_value_split, call_value_internal_direct)
9849 (call_value_direct_split, call_value_multiple_split): Use jal and
9850 jal_macro attributes.
9852 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
9854 * reload1.c (reload_regs_reach_end_p): Replace with...
9855 (reload_reg_rtx_reaches_end_p): ...this function.
9856 (new_spill_reg_store): Update commentary.
9857 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
9858 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
9859 before setting new_spill_reg_store.
9860 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
9861 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
9862 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
9863 for non-spill reload registers.
9865 2012-02-05 Ira Rosen <irar@il.ibm.com>
9867 PR tree-optimization/52091
9868 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
9869 (vect_is_simple_use_1): Likewise.
9870 * tree-vect-loop.c (vectorizable_reduction): Update calls
9871 to vect_is_simple_use_1 and vect_is_simple_use.
9872 (vectorizable_live_operation): Likewise.
9873 * tree-vect-patterns.c (widened_name_p,
9874 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
9875 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
9876 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
9877 vectorizable_shift,vectorizable_operation, vectorizable_store,
9878 vectorizable_load): Likewise.
9879 (vect_is_simple_cond): Add an argument, pass it to
9880 vect_is_simple_use_1.
9881 (vectorizable_condition): Update calls to vect_is_simple_cond,
9883 (vect_is_simple_use): Add an argument, the statement in which
9884 OPERAND is used. Check that if OPERAND's def stmt is a double
9885 reduction phi node, the use is a phi node too.
9886 (vect_is_simple_use_1): Add an argument, pass it to
9888 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
9889 to vect_is_simple_use.
9891 2012-02-04 Jakub Jelinek <jakub@redhat.com>
9893 PR rtl-optimization/52095
9894 * modulo-sched.c (dump_insn_locator): New function.
9895 (loop_canon_p, sms_schedule): Use it.
9897 PR rtl-optimization/52113
9898 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
9899 even for decomposable shift/zext insns.
9901 2012-02-03 Jakub Jelinek <jakub@redhat.com>
9902 Zdenek Dvorak <ook@ucw.cz>
9904 PR rtl-optimization/52092
9905 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
9906 on get_iv_value result.
9908 2012-02-02 Andrew Pinski <apinski@cavium.com>
9912 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
9914 2012-02-02 Jakub Jelinek <jakub@redhat.com>
9917 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
9919 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
9921 PR rtl-optimization/49800
9922 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
9923 (sched_finish): Call regstat_free_n_sets_and_refs.
9925 2012-02-02 Jia Liu <proljc@gmail.com>
9927 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
9930 2012-02-02 Jan Hubicka <jh@suse.cz>
9931 Tom de Vries <tom@codesourcery.com>
9934 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
9935 * varpool.c (varpool_analyze_pending_decls): Likewise.
9937 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
9938 Jayant R Sonar <jayant.sonar@kpitcummins.com>
9940 * config.gcc: Add cr16-* support.
9942 * doc/extend.texi: Document cr16 extensions.
9943 * doc/install.texi: Document cr16 install.
9944 * doc/invoke.texi: Document cr16 options.
9945 * doc/md.texi: Document cr16 constraints.
9947 * common/config/cr16/cr16-common.c: New file.
9948 * config/cr16/cr16.c: New file.
9949 * config/cr16/cr16.h: New file.
9950 * config/cr16/cr16.md: New file.
9951 * config/cr16/cr16.opt: New file.
9952 * config/cr16/cr16-protos.h: New file.
9953 * config/cr16/predicates.md: New file.
9954 * config/cr16/constraints.md: New file.
9955 * config/cr16/t-cr16: New file.
9957 2012-02-02 Jakub Jelinek <jakub@redhat.com>
9960 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
9961 that operands[2] is either immediate, or q_regs_operand.
9963 PR tree-optimization/52073
9964 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
9965 a pattern stmt for pattern uses, ignore uses outside of the loop.
9967 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
9969 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
9970 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
9971 (OUT_AS1, OUT_AS2): Remove.
9973 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
9975 PR rtl-optimization/51374
9976 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
9977 to cross other volatile_refs_p insns.
9979 2012-02-01 Richard Guenther <rguenther@suse.de>
9981 * doc/invoke.texi (fno-inline): Clarify documentation.
9982 (finline-small-functions): Likewise.
9983 (finline-functions): Likewise.
9984 * common.opt (finline): Adjust comment and documentation.
9985 (finline-small-functions): Clarify documentation.
9986 (finline-functions): Likewise.
9987 (finline-functions-called-once): Likewise.
9989 2012-02-01 Tristan Gingold <gingold@adacore.com>
9991 * c-typeck.c (composite_type): Keep mode for pointers.
9993 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
9995 * function.h (regno_reg_rtx): Adjust comment.
9996 * reginfo.c (init_reg_modes_target): Only use the previous mode
9997 if it fits within one register. Remove MIPS comment.
9999 2012-01-31 Jakub Jelinek <jakub@redhat.com>
10002 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
10004 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10006 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
10007 to srak instruction.
10009 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
10011 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
10013 2012-01-31 Jakub Jelinek <jakub@redhat.com>
10018 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
10020 2012-01-31 Richard Guenther <rguenther@suse.de>
10022 PR tree-optimization/51528
10023 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
10026 2012-01-31 Jakub Jelinek <jakub@redhat.com>
10031 * ree.c (add_removable_extension): Change def_map argument
10032 to unsigned *, store in def_map 1 + offset into *insn_list vector
10033 instead of pointers into the vector.
10034 (find_removable_extensions): Adjust caller.
10036 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
10038 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
10039 Transform all "* quoted-c-code" to { c-code }.
10040 Remove redundant test for "optimize" in combine patterns.
10041 Move (include "avr-dimode.md") to end of file.
10043 2012-01-30 Bin Cheng <bin.cheng@arm.com>
10046 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
10047 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
10049 2012-01-30 Richard Guenther <rguenther@suse.de>
10051 PR tree-optimization/52028
10052 * tree-loop-distribution.c (ldist_gen): Properly update
10055 2012-01-30 Jakub Jelinek <jakub@redhat.com>
10058 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
10059 set_cur_line_info_table if not emitting debug info.
10061 PR tree-optimization/52046
10062 * tree-vect-patterns.c (check_bool_pattern): Give up if
10063 a comparison could throw.
10066 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
10068 2012-01-30 Richard Guenther <rguenther@suse.de>
10070 PR tree-optimization/52045
10071 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
10072 SSA form if cfgcleanup did anything.
10074 2012-01-30 Richard Guenther <rguenther@suse.de>
10076 PR tree-optimization/52045
10077 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
10078 before computing final todo.
10080 2012-01-30 Richard Guenther <rguenther@suse.de>
10082 PR tree-optimization/51528
10083 * tree-sra.c (sra_modify_assign): Re-factor in preparation
10086 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
10088 * df-problems.c (df_kill_notes): Check that the use refers
10089 to the note under examination.
10091 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
10094 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
10095 parameter and use short-lived pseudos.
10096 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
10097 (sparc_expand_vector_init): Const-ify local variables and adjust
10098 calls to above functions.
10100 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
10102 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
10104 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
10106 * doc/invoke.texi: Make usage of "compile time" and
10107 "run time"/"runtime" consistent throughout the file.
10109 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
10111 * config/alpha/alpha.c (alpha_option_override): Default to
10112 full IEEE compliance mode for Go language.
10114 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
10116 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
10117 (LINK_SSP_SPEC): Define.
10119 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10122 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
10125 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
10127 * doc/invoke.texi: Correct hyphenation of "floating point",
10128 "double precision", and related terminology throughout the file.
10130 2012-01-28 Jakub Jelinek <jakub@redhat.com>
10133 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
10134 arm_general_register_operand predicate for operand 2 instead of
10137 2012-01-27 Ian Lance Taylor <iant@google.com>
10140 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
10141 * builtins.c (expand_builtin_init_trampoline): Add onstack
10142 parameter. Change caller.
10143 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
10144 * tree.c (build_common_builtin_nodes): Declare
10145 __builtin_init_heap_trampoline.
10147 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
10149 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
10150 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
10151 * config/avr/avr.c: Ditto.
10152 (avr_regnames): Remove because unused.
10153 * config/avr/avr.md (*cpse.ne): New peephole.
10154 (*cpse.eq): New peephole from former cpse peepholes.
10156 2012-01-27 Michael Eager <eager@eagercon.com>
10158 * config/microblaze.c (microblaze_emit_compare): Correct
10159 test after pcmp instruction.
10161 2012-01-27 Richard Guenther <rguenther@suse.de>
10163 PR tree-optimization/52020
10164 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
10166 2012-01-27 Richard Guenther <rguenther@suse.de>
10168 * ipa-pure-const.c (check_stmt): Clobbers do not make a
10169 function non-const/pure.
10171 2012-01-27 Richard Guenther <rguenther@suse.de>
10173 PR tree-optimization/50444
10174 * tree-sra.c (build_ref_for_offset): Properly adjust the
10175 MEM_REF type for unaligned accesses.
10177 2012-01-27 Richard Guenther <rguenther@suse.de>
10179 PR tree-optimization/50444
10180 * expr.c (mem_ref_refers_to_non_mem_p): New function.
10181 (expand_assignment): Use it. Properly handle misaligned
10182 bases when expanding stores to component references.
10183 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
10184 refactor that case.
10186 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
10188 PR middle-end/51389
10189 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
10190 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
10191 * tree-data-ref.c (find_data_references_in_loop): Make static.
10192 (compute_all_dependences): Change return type to bool. Bail out
10193 for too many datarefs in a loop. Move the hunk resetting the data
10194 dependences vector from ...
10195 (compute_data_dependences_for_loop): ... here. Account for
10196 compute_all_dependences returning false.
10197 (compute_data_dependences_for_bb): Likewise.
10198 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
10199 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
10201 2012-01-27 Richard Guenther <rguenther@suse.de>
10203 PR middle-end/51959
10204 * expr.c (store_field): Use the alias-set of the scratch memory
10207 2012-01-27 Tom de Vries <tom@codesourcery.com>
10209 PR tree-optimization/51990
10210 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
10212 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
10214 2012-01-27 Jakub Jelinek <jakub@redhat.com>
10217 * var-tracking.c (reverse_op): Don't add any reverse operation
10218 if V already has any constant locations.
10220 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
10222 * doc/invoke.texi: Correct usage of "command line" (noun)
10223 vs "command-line" (adjective) throughout.
10225 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
10227 * doc/invoke.texi (Language Independent Options): Move
10228 -Wcoverage-mismatch blurb from here....
10229 (Warning Options): ...to here.
10231 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
10233 * config/rs6000/rs6000.c (rs6000_option_override_internal):
10234 Set rs6000_always_hint to false for 476.
10236 2012-01-27 Matthias Klose <doko@ubuntu.com>
10238 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
10240 * incpath.c (add_standard_paths): Likewise.
10242 2012-01-27 Richard Henderson <rth@redhat.com>
10244 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
10245 * config/m68k/sync.md (atomic_test_and_set): Rename from
10246 sync_test_and_setqi and adjust the operands.
10247 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
10248 and unconditionally enable.
10250 2012-01-27 Richard Henderson <rth@redhat.com>
10252 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
10253 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
10254 (ldstub): Rename from ldstubqi.
10255 (ldstub<I24MODE>): Remove.
10257 2012-01-27 Richard Henderson <rth@redhat.com>
10259 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
10260 * c-cppbuiltin.c (cpp_atomic_builtins): Define
10261 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
10262 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
10263 * doc/tm.texi: Rebuild.
10265 2012-01-27 Richard Henderson <rth@redhat.com>
10267 * optabs.c (gen_atomic_test_and_set): Remove default.
10268 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
10270 2012-01-26 Jakub Jelinek <jakub@redhat.com>
10272 PR rtl-optimization/51978
10273 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
10274 (combine_reaching_defs): Likewise.
10275 (struct re_info): Remove.
10276 (add_removable_extension): Remove x and data arguments,
10277 add insn, insn_list and def_map. Use the arguments directly
10278 instead of using struct re_info.
10279 (find_removable_extensions): Don't call add_removable_extension
10280 through note_stores, instead just call it with single_set
10281 result if non-NULL.
10282 (find_and_remove_re): Pass curr_cand->expr instead of
10283 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
10285 2012-01-26 Michael Matz <matz@suse.de>
10287 PR tree-optimization/46590
10288 * cfgexpand.c: Revert last change (r183305).
10289 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
10291 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
10292 checking for emptiness.
10294 2012-01-26 Jakub Jelinek <jakub@redhat.com>
10296 PR middle-end/51895
10297 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
10298 non-addressable non-BLKmode base correctly.
10300 2012-01-26 Michael Matz <matz@suse.de>
10302 PR tree-optimization/48794
10303 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
10304 regions referenced from RESX/EH_DISPATCH.
10306 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10308 * config/s390/s390.h: Make BRANCH_COST an option.
10309 * config/s390/s390.opt: New option -mbranch-cost.
10311 2012-01-26 Richard Henderson <rth@redhat.com>
10313 Revert 2012-01-24 change:
10314 * trans-mem.c (requires_barrier): Do not instrument thread local
10315 variables and emit save/restore for them.
10317 2012-01-25 Jakub Jelinek <jakub@redhat.com>
10319 PR middle-end/51986
10320 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
10323 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
10325 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
10328 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
10331 Rename __pgm to __flash.
10332 Rename __pgm1 to __flash1.
10333 Rename __pgm2 to __flash2.
10334 Rename __pgm3 to __flash3.
10335 Rename __pgm4 to __flash4.
10336 Rename __pgm5 to __flash5.
10337 Rename __pgmx to __memx.
10338 * doc/extend.texi (AVR Named Address Spaces)
10339 Rename address space names as indicated above.
10340 * config/avr/avr.c (avr_addrspace): Ditto.
10342 * config/avr/avr-protos.h
10343 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
10344 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
10345 * config/avr/predicates.md: Ditto.
10346 * config/avr/avr.c Ditto, and
10347 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
10348 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
10350 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
10351 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
10352 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
10353 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
10354 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
10355 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
10356 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
10357 * config/avr/avr.c: Ditto.
10358 * config/avr/avr.md: Ditto.
10360 2012-01-25 Jason Merrill <jason@redhat.com>
10363 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
10365 2012-01-25 Jakub Jelinek <jakub@redhat.com>
10367 PR tree-optimization/51987
10368 * tree-data-ref.c (get_references_in_stmt): Handle references in
10369 non-volatile GIMPLE_ASM.
10371 2012-01-25 Richard Guenther <rguenther@suse.de>
10373 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
10374 bases are dereferenced.
10376 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
10378 PR rtl-optimization/48374
10379 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
10381 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
10383 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
10384 compute_data_dependences_for_loop returns false.
10385 * tree-parloops.c (loop_parallel_p): Likewise.
10387 2012-01-25 Richard Guenther <rguenther@suse.de>
10389 * tree.h (get_pointer_alignment_1): Declare.
10390 * builtins.c (get_pointer_alignment_1): New function.
10391 (get_pointer_alignment): Use it.
10393 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
10395 PR rtl-optimization/48308
10396 * combine.c (enum undo_kind): Add UNDO_LINKS.
10397 (struct undo): Add member l to other_contents and where.
10398 (do_SUBST_LINK): New.
10400 (try_combine): Handle LOG_LINKS for the dummy i1 case.
10401 (undo_all): Handle UNDO_LINKS.
10403 2012-01-25 Richard Henderson <rth@redhat.com>
10405 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
10408 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
10410 * optabs.c (gen_atomic_test_and_set): Use each argument.
10412 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
10414 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
10415 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
10416 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
10417 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
10418 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
10419 TARGET_PAIRED_SINGLE_FLOAT.
10421 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
10423 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
10424 (in_struct, return_val): Remove MEM documentation.
10425 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
10426 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
10427 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
10429 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
10430 * cfgexpand.c (add_alias_set_conflicts): Likewise.
10431 * expr.c (store_field): Likewise.
10432 * function.c (assign_stack_temp_for_type): Likewise.
10433 * ifcvt.c (noce_try_cmove_arith): Likewise.
10434 * reload1.c (reload): Likewise.
10435 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
10436 (alpha_set_memflags): Likewise.
10437 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
10439 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
10441 * rtl.h (true_dependence, canon_true_dependence): Remove varies
10443 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
10444 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
10445 (true_dependence_1, true_dependence, canon_true_dependence): Remove
10447 * cselib.c (cselib_rtx_varies_p): Delete.
10448 (cselib_invalidate_mem): Update call to canon_true_dependence.
10449 * dse.c (record_store, check_mem_read_rtx): Likewise.
10450 (scan_reads_nospill): Likewise.
10451 * cse.c (check_dependence): Likewise.
10452 (cse_rtx_varies_p): Delete.
10453 * expr.c (safe_from_p): Update call to true_dependence.
10454 * ira.c (validate_equiv_mem_from_store): Likewise.
10455 (memref_referenced_p): Likewise.
10456 * postreload-gcse.c (find_mem_conflicts): Likewise.
10457 * sched-deps.c (sched_analyze_2): Likewise.
10458 * store-motion.c (load_kills_store): Likewise.
10459 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
10460 * gcse.c (mems_conflict_for_gcse_p): Likewise.
10461 (compute_transp): Update call to canon_true_dependence.
10463 2012-01-25 Richard Henderson <rth@redhat.com>
10465 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
10466 (maybe_emit_atomic_test_and_set): New.
10467 (expand_sync_lock_test_and_set): Use it.
10468 (expand_atomic_test_and_set): Likewise.
10469 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
10470 the implementation; clarify implementation defined details.
10471 * doc/md.texi (atomic_test_and_set): Document.
10473 2012-01-25 Richard Henderson <rth@redhat.com>
10475 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
10477 2012-01-25 Richard Henderson <rth@redhat.com>
10480 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
10481 to effect no-op split.
10483 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
10486 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
10487 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
10488 (BT_FN_VOID_PTR_INT_SIZE): New.
10489 (BT_FN_UINT_UINT_VAR): Remove.
10490 (BT_FN_UINT32_UINT32_VAR): New.
10491 (BT_FN_DOUBLE_VPTR): Remove.
10492 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
10494 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
10495 (_ITM_changeTransactionMode): Same.
10496 (_ITM_memmoveRtWt): Change return type to void.
10497 (_ITM_memcpyRtWt): Same.
10498 (_ITM_memsetW): Same.
10499 (_ITM_RaRD): Change types to double.
10504 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
10506 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
10507 Patrick Marlier <patrick.marlier@gmail.com>
10509 * trans-mem.c (requires_barrier): Do not instrument thread local
10510 variables and emit save/restore for them.
10512 2012-01-24 Jason Merrill <jason@redhat.com>
10515 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
10516 output static aliases.
10518 2012-01-24 Jakub Jelinek <jakub@redhat.com>
10521 * common.opt (-pie, -shared, pie, shared): Change from Common to
10523 * gcc.c (display_help): Display help for -pie and -shared.
10525 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
10528 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
10529 Remove note on size/offset limitation.
10530 (AVR Variable Attributes): Add example how to read data located
10531 with progmem. Refer to named address spaces.
10532 * doc/invoke.texi (AVR Options): Fix typo.
10534 2012-01-24 Richard Guenther <rguenther@suse.de>
10536 Forward-port to trunk
10537 2010-09-21 Jakub Jelinek <jakub@redhat.com>
10539 PR middle-end/45678
10540 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
10541 op0 isn't sufficiently aligned and there is movmisalignM
10542 insn for mode, use it to load op0 into a temporary register.
10544 2012-01-24 Jakub Jelinek <jakub@redhat.com>
10547 * target.def (const_not_ok_for_debug_p): New hook.
10548 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
10550 * doc/tm.texi: Regenerated.
10551 * dwarf2out.c (const_ok_for_output_1): If
10552 targetm.const_not_ok_for_debug_p returns true, fail.
10553 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
10555 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
10557 2012-01-23 Kai Tietz <ktietz@redhat.com>
10560 * config/i386/predicates.md (symbolic_operand): Allow
10561 UNSPEC_PCREL as PIC expression for lea.
10562 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
10563 * config/i386/i386.c (ix86_delegitimize_address): Handle
10564 UNSPEC_PCREL for none-MEM, too.
10566 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
10568 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
10569 (ipa_tm_create_version_alias): Same.
10571 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
10574 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
10575 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
10577 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
10578 Patrick Marlier <patrick.marlier@gmail.com>
10579 Iain Sandoe <developer@sandoe-acoustics.co.uk>
10582 * lto-wrapper.c (run_gcc): Pass the LTO section name to
10583 simple_object_start_read.
10585 2012-01-23 Richard Guenther <rguenther@suse.de>
10588 PR tree-optimization/51895
10589 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
10590 parameter decomposition into BLKmode components.
10592 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
10594 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
10595 fake variables for restrict-qualified pointers whose pointed-to type
10596 contains a placeholder.
10598 2012-01-23 Richard Guenther <rguenther@suse.de>
10600 PR tree-optimization/51949
10601 * ipa-split.c (execute_split_functions): Do not split malloc functions.
10603 2012-01-23 Jakub Jelinek <jakub@redhat.com>
10605 PR rtl-optimization/51933
10606 * ree.c (transform_ifelse): Return true right away if dstreg is
10607 already wider or equal to cand->mode.
10608 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
10609 (make_defs_and_copies_lists): Remove defs_list and copies_list
10610 arguments, add state argument, just truncate state->work_list
10611 instead of always allocating and freeing the vector. Assert that
10612 get_defs succeeds instead of returning 2. Changed return type to bool.
10613 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
10614 have ext_src_mode, see if it has been modified already with the
10615 right kind of extension and has been extended before from the
10616 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
10617 just return true. Remember the original mode in state->modified array.
10618 (combine_reaching_defs): Add state argument. Don't allocate and
10619 free here def_list, copied_list and vec vectors, instead just
10620 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
10621 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
10622 Add state variable, clear vectors in it, initialize state.modified
10623 if needed. Free all the vectors at the end and state.modified too.
10624 Don't skip a candidate if the extension expression has been modified.
10626 2012-01-22 Douglas B Rupp <rupp@gnat.com>
10629 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
10630 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
10631 (extra_options) interix.opt -> i386/interix.opt"
10632 (extra_objs):Add winnt-stubs.o
10633 * configure.ac: Add interix to target_os .comm on PE check.
10634 * configure: Regenerate.
10635 * config/interix3.h: Delete and move bits to..
10636 * config/interix.h: Delete and move bits to..
10637 * config/i386/i386-interix3.h: Delete and move bits to..
10638 * config/i386/i386-interix.h: ..here.
10639 (TARGET_CPU_DEFAULT): Remove redefinition.
10640 (TARGET_ASM_CONSTRUCTOR): Undefine.
10641 (SUBTARGET_SWITCHES): Define for ms-bitfields.
10642 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
10643 (PTRDIFF_TYPE): Define.
10644 (LONG_DOUBLE_TYPE_SIZE): Define.
10645 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
10646 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
10647 (TARGET_SECTION_TYPE_FLAGS): Define.
10648 (ASM_DECLARE_FUNCTION_NAME): Define.
10649 (ASM_OUTPUT_EXTERNAL): Define.
10650 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
10651 (ASM_OUTPUT_ALIGNED_BSS): Define.
10652 (PCC_BITFIELD_TYPE_MATTERS): Define.
10653 (USE_CONST_SECTION): Define.
10654 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
10655 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
10656 (SUPPORTS_ONE_ONLY): Remove.
10657 (I386_PE_STRIP_ENCODING): Define.
10658 * config/interix.opt: Delete and move bits to..
10659 * config/i386/interix.opt: ..here. New.
10660 (mpe-aligned-commons): Add.
10661 * config/i386/t-interix: Add copyright header.
10662 (winnt-stubs.o): Add rule.
10664 2012-01-22 Jason Merrill <jason@redhat.com>
10667 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
10668 for extra name aliases.
10670 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
10672 PR rtl-optimization/51924
10673 * ree.c (combine_set_extension): Improve debugging message.
10674 (combine_reaching_defs): Likewise.
10675 (get_defs): Rename confusingly named variable.
10676 (find_and_remove_re): Skip a candidate if the extension expression has
10679 2012-01-21 Robert Millan <rmh@gnu.org>
10680 Gerald Pfeifer <gerald@pfeifer.com>
10682 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
10683 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
10685 2012-01-20 Jakub Jelinek <jakub@redhat.com>
10687 PR tree-optimization/51914
10688 * tree-vect-stmts.c (vectorizable_conversion): For
10689 cvt_type && modifier == WIDEN, put temporary with cvt_type
10690 at the beginning of vec_dsts and set vec_dest to temporary
10693 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
10695 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
10697 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
10699 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
10700 * config/rs6000/rs6000.c: Likewise.
10702 2012-01-20 Jakub Jelinek <jakub@redhat.com>
10705 * config/arm/arm.c (arm_count_output_move_double_insns): Call
10706 output_move_double on a copy of operands array.
10708 2012-01-20 Cary Coutant <ccoutant@google.com>
10709 Dodji Seketeli <dodji@redhat.com>
10712 * dwarf2out.c (copy_declaration_context): Return ref to parent
10713 of declaration DIE, if necessary.
10714 (remove_child_or_replace_with_skeleton): Add new parameter; update
10715 caller. Place skeleton DIE under parent DIE of original declaration.
10716 Move call to copy_declaration_context to here ...
10717 (break_out_comdat_types): ... from here.
10719 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10721 PR rtl-optimization/51856
10722 * reload.c (find_reloads_subreg_address): Set the address_reloaded
10725 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
10728 * config/arm/arm.c (arm_print_operand): Correct output of alignment
10729 hints for neon loads and stores.
10731 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
10735 * doc/extend.texi (Named Address Spaces): Split into subsections.
10736 (AVR Named Address Spaces): New subsection.
10737 (M32C Named Address Spaces): New subsection.
10738 (RL78 Named Address Spaces): New subsection.
10739 (SPU Named Address Spaces): New subsection.
10740 (Variable Attributes): New anchor "AVR Variable Attributes".
10741 (AVR Variable Attributes): Rewrite and avoid wording
10742 "address space" in this context.
10743 * doc/invoke.texi (AVR Options): Rewrite and add documentation
10744 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
10745 (AVR Built-in Macros): New subsubsection therein.
10746 * doc/md.texi (AVR constraints): Remove "C04", "R".
10748 2012-01-20 Richard Guenther <rguenther@suse.de>
10750 PR tree-optimization/51903
10751 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
10752 when removing stmts.
10754 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
10757 * config/arm/arm.c (arm_load_pic_register): Use
10758 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
10759 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
10760 (arm_pic_static_addr): Likewise.
10761 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
10762 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
10763 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
10764 (pic_load_addr_unified): New.
10766 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
10769 * function.c (instantiate_virtual_regs_in_insn): Use
10770 delete_insn_and_edges when removing a wrong asm insn.
10772 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
10774 PR rtl-optimization/40761
10775 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
10776 Add new member loop_num.
10777 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
10778 (ira_build): Remove the parameter.
10780 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
10781 (ira.c): Do not build CFG loops for one region allocation. Remove
10782 argument from ira_build call.
10784 * ira-build.c (init_loop_tree_node): New function.
10785 (create_loop_tree_nodes): Use it. Separate the case when CFG
10786 loops are not built.
10787 (more_one_region_p): Check current_loops.
10788 (finish_loop_tree_nodes): Separate the case when CFG loops are not
10790 (add_loop_to_tree): Process loop equal to NULL too.
10791 (form_loop_tree): Separate the case when CFG loops are not built.
10792 Use explicitly number for the root.
10793 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
10795 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
10796 instead of loop->num.
10797 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
10798 (mark_all_loops_for_removal): Ditto.
10799 (remove_unnecessary_regions): Separate the case when CFG loops
10801 (ira_build): Remove the parameter. Use explicit number of regions
10802 when CFG loops are not built.
10804 * ira-color.c (print_loop_title): Separate the case for the root node.
10805 Use loop_num instead of loop->num.
10806 (move_spill_restore): Use loop_num instead of loop->num.
10808 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
10809 (change_loop): Ditto.
10810 (change_loop): Use loop_num instead of loop->num.
10812 * ira-lives.c (process_bb_node_lives): Ditto.
10814 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
10816 * ira-conflicts.c (print_allocno_conflicts): Ditto.
10818 2012-01-19 Jakub Jelinek <jakub@redhat.com>
10820 PR libmudflap/40778
10821 * tree-mudflap.c (mf_artificial): New function.
10822 (execute_mudflap_function_ops, execute_mudflap_function_decls,
10823 mx_register_decls, mudflap_enqueue_decl): Use it.
10826 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
10827 numbers in the insn pattern.
10829 2012-01-19 Michael Matz <matz@suse.de>
10831 PR tree-optimization/46590
10832 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
10833 use it in remembering which conflicts we already created.
10834 (add_scope_conflicts): Adjust call to above, (de)allocate helper
10837 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
10840 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
10841 (merge_and_complain): Same.
10843 2012-01-19 Jakub Jelinek <jakub@redhat.com>
10846 * config/initfini-array.h: Guard content of the header
10847 with #ifdef HAVE_INITFINI_ARRAY.
10848 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
10849 Add initfini-array.h to tm_file here.
10850 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
10851 * config.gcc: Don't add initfini-array.h to tm_file here.
10852 * configure: Regenerated.
10854 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
10856 PR rtl-optimization/51505
10857 * df-problems.c (df_kill_notes): New parameter live. Update comment.
10858 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
10859 (df_note_bb_compute): Update the call to df_kill_notes.
10861 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
10863 * trans-mem.c (requires_barrier): Remove call to is_global_var.
10865 2012-01-18 Richard Guenther <rguenther@suse.de>
10867 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
10868 of conversions to void *.
10870 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10871 Richard Sandiford <rdsandiford@googlemail.com>
10873 PR middle-end/50325
10874 PR middle-end/51192
10875 * optabs.h (simplify_expand_binop): Declare.
10876 * optabs.c (simplify_expand_binop): Make global.
10877 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
10878 endian targets if the source cannot be exactly covered by word
10881 2012-01-17 Jakub Jelinek <jakub@redhat.com>
10884 * hard-reg-set.h (struct hard_reg_set_container): New type.
10885 * target.h (struct hard_reg_set_container): Forward declare.
10886 * target.def (set_up_by_prologue): New target hook.
10887 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
10888 * doc/tm.texi: Regenerated.
10889 * function.c (thread_prologue_and_epilogue_insns): Change
10890 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
10891 Call targetm.set_up_by_prologue on it.
10892 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
10893 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
10895 2012-01-17 Nick Clifton <nickc@redhat.com>
10897 * config/rx/rx.c (rx_can_use_simple_return): New function.
10898 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
10899 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
10901 2012-01-17 Richard Guenther <rguenther@suse.de>
10903 PR middle-end/51782
10904 * expr.c (expand_assignment): Take address-space information
10905 from the address operand of MEM_REF and TARGET_MEM_REF.
10906 (expand_expr_real_1): Likewise.
10908 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10910 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
10911 reload dump is requested.
10913 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
10916 * trans-mem.c (requires_barrier): Call may_be_aliased.
10918 2012-01-17 Jakub Jelinek <jakub@redhat.com>
10920 PR tree-optimization/51877
10921 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
10922 call arguments and fndecls compare equal, instead return false if they
10923 don't. Return true only if lhs1 and lhs2 are either both NULL, or
10924 both SSA_NAMEs that are valueized the same, or they satisfy
10927 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10929 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
10931 * configure: Regenerate.
10933 2012-01-16 Jan Hubicka <jh@suse.cz>
10937 * convert.c (convert_to_integer): Use fold_convert for
10938 converting an INTEGER_CST to integer type.
10940 2012-01-16 Jason Merrill <jason@redhat.com>
10943 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
10945 2012-01-16 Jakub Jelinek <jakub@redhat.com>
10948 * config/s390/s390.c (s390_chunkify_start): Don't skip
10949 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
10950 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
10951 If insn is followed by NOTE_INSN_VAR_LOCATION or
10952 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
10953 Don't use location of note insns.
10955 PR tree-optimization/51865
10956 * tree-inline.c (tree_function_versioning): Call remap_decl
10957 on DECL_RESULT whenever it has VOID_TYPE_P type.
10959 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
10961 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
10962 for calls to locally-binding MIPS16 functions if only the return
10963 type uses float regs.
10965 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
10966 Richard Sandiford <rdsandiford@googlemail.com>
10968 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
10969 (SYMBOL_32_HIGH): Likewise.
10970 (mips_output_tls_reloc_directive): Declare.
10971 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
10972 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
10973 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
10974 (mips_lo_relocs, mips_hi_relocs): Make extern.
10975 (mips16_stub_function): Move up file.
10976 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
10977 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
10978 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
10979 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
10980 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
10981 (mips_get_tp): Add MIPS16 support.
10982 (mips_legitimize_tls_address): Remove MIPS16 sorry().
10983 Generalize DTPREL and TPREL handling.
10984 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
10985 Add MIPS16 TLS support.
10986 (mips_output_tls_reloc_directive): New function.
10987 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
10988 * config/mips/predicates.md (symbolic_operand_with_high)
10989 (tls_reloc_operand): New predicates.
10990 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
10991 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
10992 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
10993 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
10994 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
10995 (*tls_get_tp_mips16_call_<mode>): Likewise.
10997 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
10999 PR rtl-optimization/51821
11000 * recog.c (peep2_find_free_register): Determine clobbered registers
11003 2012-01-14 Denis Chertykov <chertykov@gmail.com>
11006 * config/avr/avr-protos.h: Revert change of 2012-01-09.
11007 * config/avr/avr.c: Likewise.
11008 * config/avr/avr.h: Likewise.
11010 2012-01-13 Ian Lance Taylor <iant@google.com>
11013 * tree.h (TYPE_QUALS): Add cast to int.
11014 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
11016 2012-01-13 Ian Lance Taylor <iant@google.com>
11018 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
11019 comparing param_index to VEC_length result.
11021 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
11023 * c-decl.c: Do not include tree-mudflap.h
11024 * tree-optimize.c: Likewise.
11025 * Makefile.in: Update dependencies.
11027 2012-01-13 Richard Guenther <rguenther@suse.de>
11030 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
11031 variable-sized result always use RSO.
11033 2012-01-12 DJ Delorie <dj@redhat.com>
11035 * cfgexpand.c (convert_debug_memory_address): Allow any valid
11036 pointer type, not just the default pointer type.
11038 2012-01-09 Richard Henderson <rth@redhat.com>
11039 Denis Chertykov <chertykov@gmail.com>
11042 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
11043 * config/avr/avr.c (avr_can_eliminate): Simplify.
11044 (avr_initial_elimination_offset): Likewise.
11045 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
11046 (expand_epilogue): Likewise.
11047 (avr_legitimize_address): Gut.
11048 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
11049 (avr_hard_regno_nregs): New.
11050 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
11051 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
11052 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
11053 add soft frame pointer.
11054 (CALL_USED_REGISTERS): Likewise.
11055 (REG_CLASS_CONTENTS): Likewise.
11056 (REGISTER_NAMES): Likewise.
11057 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
11058 (HARD_FRAME_POINTER_REGNUM): New.
11059 (FRAME_POINTER_REGNUM): Use soft frame pointer.
11060 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
11061 remove the HARD_FRAME_POINTER self-elimination.
11063 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
11066 * config/avr/avr.c (avr_encode_section_info): Test for absence of
11067 DECL_EXTERNAL when checking for initializers of progmem variables.
11069 2012-01-12 Ira Rosen <irar@il.ibm.com>
11071 PR tree-optimization/51799
11072 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
11073 that the last operation is a type demotion.
11075 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
11077 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
11078 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
11080 2012-01-11 Jakub Jelinek <jakub@redhat.com>
11083 * combine.c (distribute_notes): If i3 is a noreturn call,
11084 allow old_size to be equal to args_size and make sure the
11085 noreturn call gets REG_ARGS_SIZE note.
11086 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
11087 on noreturn calls even when the delta is 0.
11089 2012-01-11 Nathan Sidwell <nathan@acm.org>
11091 * gcov.c (STRING_SIZE): Remove.
11092 (generate_results): Erase annotations for source files with no
11093 coverage information.
11095 (output_lines): Use it.
11097 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
11099 * gimple.h (gimplify_body): Remove first argument.
11100 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
11101 pointer set here, instead just pass DATA to walk_tree.
11102 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
11103 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
11104 (unvisit_body): Likewise, but with unmark_visited.
11105 (gimplify_body): Remove BODY_P argument and adjust.
11106 (gimplify_function_tree): Adjust call to gimplify_body.
11107 * omp-low.c (finalize_task_copyfn): Likewise.
11109 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
11111 * tree.h (build_function_decl_skip_args): Add boolean parameter.
11112 (build_function_type_skip_args): Delete.
11113 * tree.c (build_function_type_skip_args): Make static and add
11114 SKIP_RETURN parameter. Fix thinko in the handling of variants.
11115 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
11116 pass it to build_function_type_skip_args.
11117 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
11118 (tree_function_versioning): Likewise.
11119 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
11120 build_function_decl_skip_args.
11121 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
11122 and pass it to build_function_decl_skip_args/tree_function_versioning.
11123 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
11124 * ipa-inline-transform.c (save_inline_function_body): Likewise.
11125 * trans-mem.c (ipa_tm_create_version): Likewise.
11126 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
11127 * tree-inline.c (declare_return_variable): Remove always-true test.
11128 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
11129 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
11130 * ipa-split.c (split_function): Skip the return value for the split
11131 part if it doesn't return.
11133 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11135 PR tree-optimization/49642
11136 * ipa-split.c (forbidden_dominators): New variable.
11137 (check_forbidden_calls): New function.
11138 (dominated_by_forbidden): Likewise.
11139 (consider_split): Check for forbidden dominators.
11140 (execute_split_functions): Initialize and free forbidden
11141 dominators info; call check_forbidden_calls.
11143 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11145 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
11147 2012-01-11 Nick Clifton <nickc@redhat.com>
11149 * config/rx/rx.md (return): Define pattern.
11151 2012-01-11 Richard Guenther <rguenther@suse.de>
11153 * doc/extend.texi (malloc attribute): Adjust according to
11156 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
11157 Patrick Marlier <patrick.marlier@gmail.com>
11159 PR middle-end/51516
11160 * trans-mem.c (get_cg_data): Traverse aliases if requested.
11161 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
11162 (ipa_tm_note_irrevocable): Same.
11163 (ipa_tm_scan_irr_block): Same.
11164 (ipa_tm_decrement_clone_counts): Same.
11165 (ipa_tm_scan_irr_function): Same.
11166 (ipa_tm_create_version_alias): Same.
11167 (ipa_tm_create_version): Same.
11168 (ipa_tm_transform_calls_redirect): Same.
11169 (ipa_tm_transform_calls): Same.
11170 (ipa_tm_transform_transaction): Same.
11171 (ipa_tm_execute): Same.
11173 2012-01-10 Richard Guenther <rguenther@suse.de>
11175 PR middle-end/51806
11176 * opts.c (common_handle_option): Handle -Werror.
11178 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
11180 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
11183 2012-01-10 Jason Merrill <jason@redhat.com>
11185 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
11188 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11190 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
11191 supports R_386_TLS_GD_PLT reloc.
11192 (gcc_cv_as_ix86_tlsldmplt): Check if linker
11193 supports R_386_TLS_LDM_PLT reloc.
11194 * configure: Regenerate.
11195 * config.in: Regenerate.
11197 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
11200 Extend __pgmx semantics to linearize memory.
11201 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
11202 determine if code comes inline or from libgcc.
11203 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
11204 (movmem_qi, movmem_qi): Set constraint #2 to "n".
11205 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
11206 (movmemx_qi, movmemx_hi): New insns.
11207 (xload_<mode>_libgcc): Rewrite to new insn condition.
11208 (xload_<mode>): Remove insns.
11209 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
11210 cases that don't satisfy avr_xload_libgcc_p().
11211 (avr_addr_space_convert): Allow converting in any direction.
11212 (avr_addr_space_subset_p): Return always true.
11213 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
11214 (avr_emit_movmemhi): Ditto.
11215 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
11216 (avr_out_movmem): Ditto.
11217 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
11218 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
11219 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
11220 (avr_encode_section_info): Encode 'progmem' in symbol flags.
11221 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
11223 2012-01-10 Richard Guenther <rguenther@suse.de>
11225 PR tree-optimization/50913
11226 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
11227 Require data-refs to be representable by Graphite with respect
11230 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
11232 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
11233 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
11235 2012-01-10 Tom de Vries <tom@codesourcery.com>
11237 PR rtl-optimization/51271
11238 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
11239 handling annulled branch.
11241 2012-01-10 Richard Henderson <rth@redhat.com>
11243 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
11244 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
11245 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
11246 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
11247 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
11248 arm_expand_vec_perm_const): New.
11249 * config/arm/arm-protos.h: Update.
11250 * config/arm/neon.md (UNSPEC_VCONCAT): New.
11251 (*neon_vswp<VDQX>): New.
11252 (neon_vcombine<VDX>): Use neon_split_vcombine.
11253 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
11254 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
11255 (vec_perm<VE>): New.
11257 2012-01-10 Richard Henderson <rth@redhat.com>
11259 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
11260 use it if reload_completed.
11261 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
11262 arm_output_asm_insn, arm_process_output_memory_barrier,
11263 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
11264 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
11265 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
11266 arm_process_output_sync_insn, arm_output_sync_insn,
11267 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
11268 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
11269 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
11270 (emit_unlikely_jump): New.
11271 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
11272 (arm_split_atomic_op): New.
11273 * config/arm/arm-protos.h: Update.
11274 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
11275 (struct arm_sync_generator): Remove.
11276 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
11277 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
11278 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
11279 (VUNSPEC_LL, VUNSPEC_SC): New.
11280 (sync_result, sync_memory, sync_required_value, sync_new_value,
11281 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
11282 (attr length): Don't use arm_sync_loop_insns.
11283 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
11284 (movsfcc, movdfcc): Likewise.
11285 * config/arm/constraints.md (Ua): New.
11286 * config/arm/prediates.md (mem_noofs_operand): New.
11287 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
11288 (sync_clobber, sync_t2_reqd): Remove.
11289 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
11290 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
11291 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
11292 (arm_sync_compare_and_swap<SIDI>): Remove.
11293 (arm_sync_compare_and_swap<NARROW>): Remove.
11294 (arm_sync_lock_test_and_set<SIDI>): Remove.
11295 (arm_sync_lock_test_and_set<NARROW>): Remove.
11296 (arm_sync_new_<syncop><SIDI>): Remove.
11297 (arm_sync_new_<syncop><NARROW>): Remove.
11298 (arm_sync_new_nand<SIDI>): Remove.
11299 (arm_sync_new_nand<NARROW>): Remove.
11300 (arm_sync_old_<syncop><SIDI>): Remove.
11301 (arm_sync_old_<syncop><NARROW>): Remove.
11302 (arm_sync_old_nand<SIDI>): Remove.
11303 (arm_sync_old_nand<NARROW>): Remove.
11304 (*memory_barrier): Merge arm_output_memory_barrier.
11305 (atomic_compare_and_swap<QHSD>): New.
11306 (atomic_compare_and_swap<NARROW>_1): New.
11307 (atomic_compare_and_swap<SIDI>_1): New.
11308 (atomic_exchange<QHSD>): New.
11309 (cas_cmp_operand, cas_cmp_str): New.
11310 (atomic_op_operand, atomic_op_str): New.
11311 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
11312 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
11313 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
11314 (arm_load_exclusive<NARROW>): New.
11315 (arm_load_exclusivesi, arm_load_exclusivedi): New.
11316 (arm_store_exclusive<QHSD>): New.
11318 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
11320 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
11321 reload patterns if -mvsx-scalar-memory.
11323 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
11324 generated, even -mno-vsx-scalar-double was used.
11325 (vsx_xscvdpsp_scalar): Likewise.
11326 (vsx_xscvspdp_scalar2): Likewise.
11328 2012-01-09 Tom de Vries <tom@codesourcery.com>
11329 Andrew Pinski <apinski@cavium.com>
11332 * reorg.c (fill_slots_from_thread): Don't speculate
11333 frame-related insns.
11335 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
11337 * sched-int.h (bb_note): Move to...
11338 * basic-block.h: ...here.
11339 * haifa-sched.c (bb_note): Move to...
11340 * cfgrtl.c: ...here.
11341 * function.c (next_block_for_reg): New function.
11342 (move_insn_for_shrink_wrap): Likewise.
11343 (prepare_shrink_wrap): Rewrite to use the above.
11345 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
11347 * gimple.c (is_gimple_non_addressable): Remove.
11348 * gimple.h: Remove is_gimple_non_addressable.
11349 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
11350 is_gimple_non_addressable.
11351 * trans-mem.c (expand_assign_tm): Same.
11353 2012-01-09 Richard Guenther <rguenther@suse.de>
11355 PR tree-optimization/51775
11356 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
11357 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
11359 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11361 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
11363 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
11365 2012-01-09 Richard Guenther <rguenther@suse.de>
11367 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
11369 2012-01-08 Jan Hubicka <jh@suse.cz>
11371 PR tree-optimize/51680
11372 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
11373 on when known_vals needs to be computed; cleanup.
11375 2012-01-08 Jan Hubicka <jh@suse.cz>
11377 PR tree-optimize/51694
11378 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
11380 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
11382 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
11383 for -std=c++98 and -std=c++11 too.
11385 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
11387 * cfgloop.c (cancel_loop): Add free() of bbs array.
11389 2012-01-07 Jan Hubicka <jh@suse.cz>
11391 PR tree-optimization/51600
11392 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
11393 that benefits small functions.
11395 2012-01-07 Jan Hubicka <jh@suse.cz>
11397 * ipa-inline.c (want_inline_small_function_p): Fix formating.
11399 2012-01-07 Jan Hubicka <jh@suse.cz>
11401 PR tree-optimization/51680
11402 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
11403 whose inlining reduce unit size.
11405 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
11408 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
11409 Add canonical node to containing_mem chain after the non-canonical
11410 one, even if there weren't any locs to propagate.
11411 (remove_useless_values): Keep only canonical values.
11412 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
11413 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
11414 canonicalize mem_chain elements that are not discarded.
11416 2012-01-06 Jakub Jelinek <jakub@redhat.com>
11419 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
11420 before emitting functions.
11422 PR gcov-profile/50127
11423 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
11424 clear_aux_for_blocks.
11426 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
11429 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
11431 2012-01-06 Arnaud Charlet <charlet@adacore.com>
11433 * c-decl.c (ext_block): Moved up.
11434 (collect_all_refs, for_each_global_decl): Take ext_block into account.
11436 2012-01-06 Han Shen <shenhan@google.com>
11438 Translate built-in include paths for sysroot.
11439 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
11440 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
11442 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
11443 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
11445 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
11446 control whether sysroot should be prepended to gxx include dir.
11448 * configure: Regenerate.
11450 2012-01-06 Torvald Riegel <triegel@redhat.com>
11452 PR rtl-optimization/51771
11453 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
11454 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
11456 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
11458 PR tree-optimization/51315
11459 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
11460 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
11462 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
11465 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
11466 for shrp pattern. Correctly handle and fixup shift variable.
11467 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
11469 2012-01-05 Jakub Jelinek <jakub@redhat.com>
11472 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
11473 note when !ACCUMULATE_OUTGOING_ARGS.
11475 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
11477 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
11479 (extract_range_from_unary_expr_1): Avoid useless computations.
11481 2012-01-05 Jakub Jelinek <jakub@redhat.com>
11483 PR rtl-optimization/51767
11484 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
11485 of jump_block and add an extra edge for degenerated asm gotos.
11487 PR middle-end/51768
11488 * stmt.c (check_unique_operand_names): Don't ICE during error
11489 reporting if i is from labels chain.
11491 PR middle-end/44777
11492 * profile.c (branch_prob): Split bbs that have exit edge
11493 and need a fake entry edge too.
11495 2012-01-05 Jan Hubicka <jh@suse.cz>
11497 PR middle-end/49710
11498 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
11501 2012-01-05 Richard Guenther <rguenther@suse.de>
11504 * tree-streamer-out.c (write_ts_optimization): New function.
11505 (streamer_write_tree_body): Call it.
11506 * tree-streamer-in.c (lto_input_ts_optimization): New function.
11507 (streamer_read_tree_body): Call it.
11508 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
11510 2012-01-05 Jakub Jelinek <jakub@redhat.com>
11512 PR middle-end/51761
11513 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
11514 * gimplify.c (gimplify_cleanup_point_expr): Save and set
11515 in_cleanup_point_expr before gimplify_stmt call and restore it
11517 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
11518 in_cleanup_point_expr is false.
11520 2012-01-05 Richard Guenther <rguenther@suse.de>
11522 PR middle-end/51764
11523 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
11525 * toplev.c (process_options): Reject combining mudflap and LTO.
11526 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
11528 2012-01-05 Richard Guenther <rguenther@suse.de>
11530 PR tree-optimization/51760
11531 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
11533 (bit_value_unop): Handle UNDEFINED operands.
11534 (bit_value_binop): Likewise.
11536 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
11538 * config/avr/avr.c (avr_replace_prefix): Remove.
11539 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
11540 (avr_asm_function_rodata_section): Ditto.
11541 (avr_asm_select_section): Ditto.
11543 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
11545 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
11548 2012-01-05 Jakub Jelinek <jakub@redhat.com>
11551 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
11552 calls that have any non-fake successor edges.
11555 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
11557 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
11559 PR tree-optimization/51624
11560 * tree-sra.c (build_ref_for_model): When replicating a chain of
11561 COMPONENT_REFs, stop as soon as the offset would become negative.
11563 2012-01-04 Jakub Jelinek <jakub@redhat.com>
11566 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
11567 in .debug_loc on the floor.
11569 2012-01-04 Andrew Pinski <apinski@cavium.com>
11571 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
11573 2012-01-04 Andrew Pinski <apinski@cavium.com>
11574 Adam Nemet <anemet@caviumnetworks.com>
11576 * config/mips/mips.md (size): Add SI and DI.
11577 (SIZE): New mode attribute.
11578 (U): New code attribute.
11579 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
11580 (mips_lbux_<mode>): Delete.
11581 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
11582 (mips_lhx): Use gen_mips_lhx_extsi.
11583 (mips_lhx_<mode>): Delete.
11584 (mips_lwx): Delete.
11585 (mips_l<size>x): New expand.
11586 (mips_lwx_<mode>): Delete.
11587 (mips_l<GPR:size>x_<P:mode>): New pattern.
11588 (*mips_lw<u>x_<P:mode>_ext): Likewise.
11589 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
11590 * config/mips/mips.c (mips_lx_address_p): New function.
11591 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
11592 (dsp64): New availability predicate.
11593 (mips_builtins): Add an entry for __builtin_mips_ldx.
11594 * config/mips/mips.h (ISA_HAS_LBX): New define.
11595 (ISA_HAS_LBUX): Likewise.
11596 (ISA_HAS_LHX): Likewise.
11597 (ISA_HAS_LHUX): Likewise.
11598 (ISA_HAS_LWX): Likewise.
11599 (ISA_HAS_LWUX): Likewise.
11600 (ISA_HAS_LDX): Likewise.
11601 * doc/extend.texi (__builtin_mips_ldx): Document.
11603 2012-01-04 Tristan Gingold <gingold@adacore.com>
11605 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
11606 when long pointers are used.
11607 * config.build (*-*-*vms*): Handle all OpenVMS targets.
11608 (alpha64-dec-*vms*, alpha*-dec-*vms*)
11609 (ia64-hp-*vms*): Remove.
11610 * config/vms/xm-vms64.h: Delete.
11612 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
11614 PR middle-end/51472
11615 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
11617 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
11619 * opts.c (finish_options): Remove duplicate sorry.
11621 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
11623 PR middle-end/51696
11624 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
11627 2012-01-04 Richard Guenther <rguenther@suse.de>
11629 PR middle-end/51750
11630 * tree.c (size_low_cst): New function.
11631 * tree.h (size_low_cst): Declare.
11632 * fold-const.c (fold_comparison): Use it to extract the low
11633 part of the POINTER_PLUS_EXPR offset.
11635 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
11637 Fix clearing ZERO_REG
11638 * config/avr/avr.md (cc): Add alternative "ldi".
11639 (movqi_insn): Use it in cc attribute.
11640 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
11641 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
11642 (output_reload_insisf): Use ZERO_REG to pre-clear register.
11644 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11646 * configure: Regenerate.
11648 2012-01-04 Richard Guenther <rguenther@suse.de>
11650 PR tree-optimization/49651
11651 * tree-ssa-structalias.c (type_can_have_subvars): New function.
11652 (var_can_have_subvars): Use it.
11653 (get_constraint_for_1): Only consider subfields if there can be any.
11655 2012-01-03 Jakub Jelinek <jakub@redhat.com>
11658 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
11659 to its new canonical_cselib_val and the cselib_val was in
11660 first_containing_mem chain, but the canonical_cselib_val was not,
11661 add the latter into the chain.
11662 (cselib_invalidate_mem): Compare canonical_cselib_val of
11663 addr_list chain elt with v.
11666 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
11667 dwarf2out_undef): Allocate e.info using ggc_strdup instead
11669 (output_macinfo_op): Don't ggc_strdup fd->filename.
11670 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
11671 then ggc_strdup it. Don't free inc->info or cur->info.
11672 (output_macinfo): Don't free ref->info or file->info.
11674 2012-01-03 Ira Rosen <irar@il.ibm.com>
11676 PR tree-optimization/51269
11677 * tree-vect-loop-manip.c (set_prologue_iterations): Make
11678 first_niters a pointer.
11679 (slpeel_tree_peel_loop_to_edge): Likewise.
11680 (vect_do_peeling_for_loop_bound): Update call to
11681 slpeel_tree_peel_loop_to_edge.
11682 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
11683 here. Remove it from the parameters list.
11684 (vect_do_peeling_for_alignment): Update calls and compute
11685 wide_prolog_niters.
11687 2012-01-03 Richard Guenther <rguenther@suse.de>
11689 PR tree-optimization/51070
11690 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
11691 Properly handle calls.
11693 2012-01-03 Richard Guenther <rguenther@suse.de>
11695 PR tree-optimization/51692
11696 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
11697 the LHS of allocation stmts.
11699 2012-01-03 Olivier Hainque <hainque@adacore.com>
11701 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
11703 2012-01-03 Olivier Hainque <hainque@adacore.com>
11705 * collect2.c (main): In AIX specific computations for vector
11706 insertions, use CONST_CAST2 to cast from char ** to const char **.
11708 2012-01-03 Richard Guenther <rguenther@suse.de>
11711 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
11712 the context of a limbo DIE when it does not already exist.
11714 2012-01-03 Jakub Jelinek <jakub@redhat.com>
11716 PR tree-optimization/51719
11717 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
11718 but direct call is, clear direct call's lhs and don't add fallthrough
11719 edge from dcall_bb to join_bb and PHIs.
11721 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11723 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
11724 the instructions emitted by the pattern.
11725 ("*TDC_insn_<mode>"): Add comment.
11727 2012-01-03 Richard Guenther <rguenther@suse.de>
11729 PR middle-end/51730
11730 * fold-const.c (fold_comparison): Properly canonicalize
11731 tree offset and HOST_WIDE_INT bit position.
11733 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
11735 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
11736 operands for extzv pattern.
11738 2012-01-02 Jakub Jelinek <jakub@redhat.com>
11741 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
11744 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
11746 * doc/invoke.texi (-flto and related options): Copy-edit.
11748 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
11750 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
11752 2012-01-02 Jakub Jelinek <jakub@redhat.com>
11754 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
11757 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
11759 * expr.h (move_by_pieces_ninsns): Declare.
11760 * expr.c (move_by_pieces_ninsns): Make external.
11761 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
11762 (mips_store_by_pieces_p): Likewise.
11763 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
11764 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
11765 * config/mips/mips.c (mips_move_by_pieces_p): New function.
11766 (mips_store_by_pieces_p): Likewise.
11768 2012-01-02 Jakub Jelinek <jakub@redhat.com>
11770 * passes.c (register_one_dump_file): Free full_name.
11772 * reload1.c (reload): Don't allocate reg_max_ref_width here.
11773 (calculate_elim_costs_all_insns): Free offsets_at and
11774 offsets_known_at at the end and clear the pointers.
11776 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
11778 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
11779 this option introduced in r180739.
11781 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
11784 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
11785 (tmake_file target=avr): Add avr/t-multilib.
11787 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
11788 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
11789 * config/avr/genmultilib.awk: New file.
11790 * config/avr/t-multilib: New auto-generated file.
11791 * config/avr/multilib.h: New auto-generated file.
11792 * config/avr/t-avr (AVR_MCUS): New variable.
11793 (genopt.sh): Use it.
11794 (s-mlib): Depend on t-multilib.
11795 (t-multilib, multilib.h): New dependencies.
11796 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
11797 (MULTILIB_OPTIONS): Remove.
11798 (MULTILIB_MATCHES): Remove.
11799 (MULTILIB_DIRNAMES): Remove.
11800 (MULTILIB_EXCEPTIONS): Remove:
11801 * config/avr/genopt.sh: Don't use hard coded file name;
11802 pass AVR_MCUS from t-avr instead.
11804 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
11806 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
11808 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
11810 Implement light-weight DImode support.
11811 * config/avr/avr-dimode.md: New file.
11812 * config/avr/avr.md: Include it.
11813 (adjust_len): Add plus64, compare64.
11814 (HIDI): Remove code iterator.
11815 (code_stdname): New code attribute.
11816 (rotx, rotsmode): Remove DI.
11817 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
11819 * config/avr/avr-protos.h (avr_have_dimode): New.
11820 (avr_out_plus64, avr_out_compare64): New.
11821 * config/avr/avr.c (avr_out_compare): Handle DImode.
11822 (avr_have_dimode): New variable definition and initialization.
11823 (avr_out_compare64, avr_out_plus64): New functions.
11824 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
11825 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
11826 (avr_compare_pattern): Skip DImode comparisons.
11828 2012-01-02 Revital Eres <revital.eres@linaro.org>
11830 * ddg.c (def_has_ccmode_p): New function.
11831 (add_cross_iteration_register_deps,
11832 create_ddg_dep_from_intra_loop_link): Call it.
11834 2012-01-02 Richard Guenther <rguenther@suse.de>
11837 * invoke.texi (fassociative-math): Remove spurious paranthesis.
11839 2012-01-01 Jakub Jelinek <jakub@redhat.com>
11841 * gcc.c (process_command): Update copyright notice dates.
11842 * gcov.c (print_version): Likewise.
11843 * gcov-dump.c (print_version): Likewise.
11844 * mips-tfile.c (main): Likewise.
11845 * mips-tdump.c (main): Likewise.
11847 2012-01-01 Ira Rosen <irar@il.ibm.com>
11849 PR tree-optimization/51704
11850 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
11851 a use is inside the basic block or loop before accessing its vect info.
11853 2012-01-01 Jan Hubicka <jhjh@suse.cz>
11855 PR rtl-optimization/51069
11856 * cfgloopmanip.c (remove_path): Removing path making irreducible
11857 region unconditional makes BB part of the region.
11859 2012-01-01 Jakub Jelinek <jakub@redhat.com>
11861 PR tree-optimization/51683
11862 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
11863 calls with side-effects.
11864 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
11866 Copyright (C) 2012 Free Software Foundation, Inc.
11868 Copying and distribution of this file, with or without modification,
11869 are permitted in any medium without royalty provided the copyright
11870 notice and this notice are preserved.