1 2010-01-31 Richard Guenther <rguenther@suse.de>
4 * gimplify.c (gimplify_init_constructor): For volatile LHS
5 initialize a temporary.
7 2010-01-31 Matthias Klose <doko@ubuntu.com>
9 * configure.ac: Fix __stack_chk_fail check for cross builds configured
11 * configure: Regenerate.
13 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
15 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
16 the same alias set and their sizes different constantness.
17 (aliasing_component_refs_p): Revert 2009-10-24 change.
19 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
24 2010-01-29 Richard Guenther <rguenther@suse.de>
26 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
27 Assert we successfully updated the call.
29 2010-01-29 Jakub Jelinek <jakub@redhat.com>
31 PR rtl-optimization/42889
32 * df.h (df_set_bb_dirty_nonlr): New prototype.
33 * df-core.c (df_set_bb_dirty_nonlr): New function.
34 * df-scan.c (df_insn_rescan): Call it instead of
35 df_set_bb_dirty for DEBUG_INSNs.
37 2010-01-29 Richard Guenther <rguenther@suse.de>
40 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
41 quadratic behavior in most cases.
43 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
46 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
47 in the call to gen_x86_movsicc_0_m1.
49 2010-01-28 Richard Guenther <rguenther@suse.de>
51 PR tree-optimization/42871
52 * tree-ssa-pre.c (phi_translate_set): Make sure to retain
55 2010-01-28 Richard Guenther <rguenther@suse.de>
57 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
60 2010-01-28 Richard Guenther <rguenther@suse.de>
63 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
64 the forwarder if the destination is an EH landing pad.
66 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
68 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
69 block list passed to gimple_duplicate_sese_tail.
70 (parallelize_loops): Avoid parallelization when the function
72 Avoid parallelization when the preheader is IRREDUCIBLE.
73 Try to optimize when estimated_loop_iterations_int is unresolved.
74 Add the loop's location to the dump file.
75 * tree-cfg.c (add_phi_args_after_redirect): Remove.
76 (gimple_duplicate_sese_tail): Remove the check for the latch.
77 Redirect nexits to the exit block.
78 Remove handling of the incoming edges to the latch.
79 Redirect the backedge from the copied latch to the exit bb.
81 2010-01-28 Michael Matz <matz@suse.de>
84 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
85 Wrap force_reg into a sequence, emit it before user.
87 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
89 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
91 (arm_legacy_rev): Likewise.
92 (thumb_legacy_rev): Likewise.
94 2010-01-27 Jakub Jelinek <jakub@redhat.com>
96 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
97 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
98 on MEM's address failed, try avoid_constant_pool_reference and
99 recurse if it returned something different.
100 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
101 address, try avoid_constant_pool_reference and recurse if it
102 returned something different.
103 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
104 address and avoid_constant_pool_reference returned something
105 different, don't set have_address.
107 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
110 * var-tracking.c (val_store): Add modified argument, obey it.
112 (count_uses): Move down logging of main.
113 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
114 don't need resolution.
115 (emit_notes_in_bb): Likewise.
117 2010-01-27 Richard Guenther <rguenther@suse.de>
120 * tree-inline.c (remap_decl): Delay remapping of SSA name
121 default definitions until we need them.
123 2010-01-27 Jakub Jelinek <jakub@redhat.com>
125 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
126 (rs6000_delegitimize_address): New function.
128 * config/s390/s390.c (s390_delegitimize_address): Call
129 delegitimize_mem_from_attrs.
132 * tree-inline.c (cannot_copy_type_1): Removed.
133 (copy_forbidden): Don't forbid copying of functions containing
134 records/unions with variable length fields.
136 2010-01-27 Christian Bruel <christian.bruel@st.com>
140 * config/sh/sh.c (find_barrier): Increase length for non delayed
141 conditional branches.
143 2010-01-27 Matthias Klose <doko@ubuntu.com>
145 * configure.ac (gnu-unique-object): Fix ldd version check.
146 * configure: Regenerate.
148 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
150 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
152 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
153 Test for HAVE_GNU_AS value.
155 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
157 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
158 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
160 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
161 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
162 INT_LEAST64_TYPE): Define.
163 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
164 UINT_LEAST64_TYPE): Define.
165 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
166 INT_FAST64_TYPE): Define.
167 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
168 UINT_FAST64_TYPE): Define.
169 (INTMAX_TYPE, UINTMAX_TYPE): Define.
170 (INTPTR_TYPE, UINTPTR_TYPE): Define.
171 (SIG_ATOMIC_TYPE): Define.
173 2010-01-26 Richard Guenther <rguenther@suse.de>
175 * df-scan.c (df_scan_set_bb_info): Remove assert.
176 (df_insn_rescan_debug_internal): Merge asserts.
177 (df_install_ref): Likewise.
178 (df_mark_reg): Use bitmap_set_range.
179 (df_hard_reg_used_p): Remove assert.
180 (df_hard_reg_used_count): Likewise.
182 2010-01-26 Richard Guenther <rguenther@suse.de>
184 PR rtl-optimization/42685
185 * web.c (web_main): Ignore DEBUG_INSNs.
187 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
189 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
191 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
192 Fix types of fndecl and arglist parameters.
194 2010-01-26 Richard Guenther <rguenther@suse.de>
197 * tree-eh.c (unsplit_eh): Skip debug insns.
199 2010-01-26 Richard Guenther <rguenther@suse.de>
201 PR tree-optimization/42250
202 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
204 2010-01-26 Jakub Jelinek <jakub@redhat.com>
207 * omp-low.c (expand_omp_sections): Only use single_pred if
208 l2_bb is single_pred_p.
210 2010-01-25 Christian Bruel <christian.bruel@st.com>
213 * config/sh/sh.c (find_barrier): Increase length for non delayed
214 conditional branches.
215 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
217 2010-01-24 David S. Miller <davem@davemloft.net>
219 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
220 define if not using GAS.
221 * config/sparc/sparc.c (sparc_elf_asm_named_section):
222 Likewise. Delete SECTION_MERGE code, which is only applicable
225 2010-01-24 Mark Mitchell <mark@codesourcery.com>
228 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
229 mangling of va_list in system headers.
231 2010-01-23 Toon Moene <toon@moene.org>
233 * tree-predcom.c (combine_chains): Return NULL, not false.
235 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
237 * tree-loop-distribution.c (distribute_loop): Fix declaration and
238 initialization of variable res to agree with return type.
240 2010-01-22 Steve Ellcey <sje@cup.hp.com>
242 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
243 * tree-sra.c: Add include of expr.h.
245 2010-01-22 Jakub Jelinek <jakub@redhat.com>
247 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
248 insert the debug stmt on the single non-EH edge from the stmt.
250 2010-01-22 Richard Henderson <rth@redhat.com>
253 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
254 the RHS until after generate_subtree_copies has insertted its
255 code before the current statement.
257 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
259 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
261 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
263 2010-01-21 Martin Jambor <mjambor@suse.cz>
265 PR tree-optimization/42585
266 * tree-sra.c (struct access): New field grp_total_scalarization.
267 (dump_access): Dump the new field.
268 (should_scalarize_away_bitmap): New variable.
269 (cannot_scalarize_away_bitmap): Likewise.
270 (sra_initialize): Allocate new bitmaps.
271 (sra_deinitialize): Free new bitmaps.
272 (create_access_1): New function.
273 (create_access): Parts moved to create_access_1.
274 (type_consists_of_records_p): New function.
275 (completely_scalarize_record): Likewise.
276 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
277 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
278 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
280 (analyze_all_variable_accesses): Completely scalarize small eligible
283 2010-01-21 Martin Jambor <mjambor@suse.cz>
285 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
287 2010-01-21 Andrew Haley <aph@redhat.com>
289 * gcc.c (process_command): Move lang_specific_driver before
290 setting cc_libexec_prefix.
292 2010-01-21 Richard Guenther <rguenther@suse.de>
295 * fold-const.c (negate_expr_p): Pretend only negative
296 real constants are easily negatable.
298 2010-01-20 Janis Johnson <janis187@us.ibm.com>
299 Jason Merrill <jason@redhat.com>
301 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
302 (TYPE_TRANSPARENT_AGGR): this, for union and record.
303 * calls.c (initialize argument_information): Handle it.
304 * c-common.c (handle_transparent_union_attribute): Use new name.
305 * c-decl.c (finish_struct): Ditto.
306 * c-typeck.c (type_lists_compatible_p): Ditto.
307 (convert_for_assignment): Use new name and also handle record.
308 * function.c (aggregate_value_p): Handle it.
309 (pass_by_reference): Ditto.
310 (assign_parm_data_types): Ditto.
311 * print-tree.c (print_node): Ditto.
312 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
313 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
314 * tree.c (first_field): New fn.
316 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
319 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
320 even when linking statically, for now.
322 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
325 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
326 without a cselib val.
327 (count_uses): Accept MO_VAL_SET with no val on stores.
328 (add_stores): Likewise.
330 2010-01-20 Jakub Jelinek <jakub@redhat.com>
332 * var-tracking.c (check_value_val): Add a compile time assertion.
333 (dv_is_decl_p): Simplify.
334 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
335 gcc_assert if ENABLE_CHECKING.
337 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
340 * var-tracking.c: Include tree-flow.h.
341 (mem_dies_at_call): New.
342 (dataflow_set_preserve_mem_locs): Use it.
343 (dataflow_set_remove_mem_locs): Likewise.
344 (dump_var): Renamed from dump_variable. Adjust all callers.
345 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
346 * Makefile.in (var-tracking.o): Adjust deps.
348 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
350 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
352 2010-01-20 Richard Guenther <rguenther@suse.de>
354 PR tree-optimization/42717
355 * tree-ssa-dce.c (get_live_post_dom): Remove.
356 (forward_edge_to_pdom): Take an arbitrary edge to copy
357 degenerate PHI args from.
358 (remove_dead_stmt): Use the first post-dominator even if it
359 does not contain live statements as redirection destination.
361 2010-01-20 Richard Guenther <rguenther@suse.de>
363 * tree-inline.c (estimate_num_insns): Handle EH builtins.
365 2010-01-20 Jakub Jelinek <jakub@redhat.com>
367 * sel-sched.c (create_speculation_check): Remove set but not used
369 (try_transformation_cache): Remove set but not used variable ds.
370 (calculate_privileged_insns): Remove set but not used variables
371 cur_insn and min_spec_insn.
372 (find_best_expr): Remove set but not used variable avail_n.
373 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
375 * cgraphunit.c (assemble_thunk): Remove set but not used variable
377 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
378 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
381 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
384 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
385 cpu types. Add support for *-sse3 cpu types.
388 2010-01-20 Jakub Jelinek <jakub@redhat.com>
391 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
392 argument, call initializer_constant_valid_p_1 instead of
393 initializer_constant_valid_p, pass CACHE to it, return NULL
394 immediately if first call returns NULL.
395 (initializer_constant_valid_p_1): New function.
396 (initializer_constant_valid_p): Use it.
398 2010-01-20 Thomas Quinot <quinot@adacore.com>
400 * tree.def (PLACEHOLDER_EXPR): Fix comment.
402 2010-01-20 Jakub Jelinek <jakub@redhat.com>
404 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
405 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
406 (loc_list_from_tree): Don't handle unsigned division. Handle
407 signed modulo using DW_OP_{over,over,div,mul,minus}.
408 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
409 modulo instead of signed.
411 2010-01-20 DJ Delorie <dj@redhat.com>
413 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
415 (h8300_emit_stack_adjustment): Propogate it.
417 (h8300_expand_prologue): Likewise.
418 (h8300_expand_epilogue): Likewise.
420 2010-01-19 Michael Matz <matz@suse.de>
422 PR tree-optimization/41783
423 * tree-data-ref.c (toplevel): Include flags.h.
424 (dump_data_dependence_relation): Also dump the inputs if the
425 result will be unknown.
426 (split_constant_offset_1): Look through some conversions.
427 * tree-predcom.c (determine_roots_comp): Restart a new chain if
428 the offset from last element is too large.
429 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
430 (reassociate_to_the_same_stmt): Handle vector registers.
431 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
433 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
434 wide_prolog_niters argument, emit widening instructions.
435 (vect_do_peeling_for_alignment): Adjust caller, use widened
436 variant of the iteration cound.
437 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
439 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
442 * config/arm/neon-testgen.m (emit_automatics): New parameter
443 features. Adjust for Fixed_return_reg feature.
444 (test_intrinsic): Call emit_automatics with new feature.
445 * config/arm/neon.ml: Update copyright years.
446 (features): New Fixed_return_reg feature.
447 (ops): Update feature for Vget_low.
449 2010-01-19 Jakub Jelinek <jakub@redhat.com>
451 PR tree-optimization/42719
452 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
456 * fwprop.c (all_uses_available_at): Return false if def_set dest
457 is a REG that is used in def_insn.
459 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
461 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
463 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
466 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
468 * target.h (struct gcc_target) <secondary_reload>: Change type
469 of last argument to secondary_reload_info *.
471 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
474 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
475 memory references with unaligned offsets. Remove CQImode handling.
476 (unaligned_memory_operand): Return 1 for memory references with
477 unaligned offsets. Remove CQImode handling.
479 2010-01-18 Richard Guenther <rguenther@suse.de>
482 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
485 2010-01-18 Richard Guenther <rguenther@suse.de>
487 PR tree-optimization/42781
488 * tree-ssa-structalias.c (find_what_var_points_to): Skip
489 restrict processing only if the original variable was
492 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
494 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
495 find number of popped argument bytes.
497 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
498 Fix the text that describes the return value for invalid insns.
500 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
502 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
503 Clarify what 'cost of the -dependence' is. Fix quoting.
505 * toplev.c (default_get_pch_validity): Rename argument to "sz".
506 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
508 2010-01-17 Jakub Jelinek <jakub@redhat.com>
510 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
511 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
513 2010-01-17 Richard Guenther <rguenther@suse.de>
516 * function.c (split_complex_args): Take a VEC to modify.
517 (assign_parms_augmented_arg_list): Build a VEC instead of
518 a chain of PARM_DECLs.
519 (assign_parms_unsplit_complex): Take a VEC of arguments.
520 Do not fixup unmodified parms.
521 (assign_parms): Deal with the VEC.
522 (gimplify_parameters): Likewise.
524 2010-01-17 Richard Guenther <rguenther@suse.de>
526 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
527 node existence check.
528 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
529 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
530 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
531 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
532 (gimple_execute_on_growing_pred): Likewise.
534 2010-01-17 Richard Guenther <rguenther@suse.de>
536 PR tree-optimization/42773
537 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
538 (compute_antic_aux): Likewise.
539 (compute_partial_antic_aux): Likewise.
541 2010-01-17 Jie Zhang <jie.zhang@analog.com>
544 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
547 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
549 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
552 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
553 Fix markup for strict argument.
555 (TARGET_SCHED_REORDER2): Fix argument types.
557 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
558 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
560 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
561 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
563 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
566 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
567 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
568 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
569 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
570 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
572 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
574 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
576 (TARGET_ASM_RELOC_RW_MASK): Add return type.
577 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
579 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
581 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
584 (TARGET_ASM_NAMED_SECTION): Fix argument list.
586 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
587 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
589 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
591 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
593 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
594 referring to it. Fix language.
596 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
598 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
600 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
602 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
604 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
605 '@var{stream}. Remove stray 'and'.
607 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
609 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
611 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
613 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
614 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
616 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
617 Fix description of return value.
618 Rename argument "sz" to "len."
620 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
621 Clarify meaning of 'true' return value.
623 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
625 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
626 rep_mode versus mode_rep.
628 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
630 (TARGET_BUILTIN_DECL): Fix name.
632 (TARGET_COMMUTATIVE_P): Fix type of first argument.
634 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
636 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
638 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
640 (TARGET_RELAXED_ORDERING): Use @deftypevr.
642 (TARGET_GET_DRAP_RTX): Note that this is a hook.
645 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
646 Rename argument tm_fn to md_fn.
648 (TARGET_OPTION_PRINT): Fix argument list.
650 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
653 * config/i386/i386.c (ix86_fixup_binary_operands):
654 Revert FMA4 fixup of operands.
656 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
659 * Makefile.in (write_entries_to_file, install-plugin):
660 Use \012 instead of \n with tr.
662 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
664 * configure.ac (HAVE_AS_REF): New C macro.
665 * configure: Regenerate.
666 * config.in: Likewise.
667 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
669 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
672 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
674 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
676 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
678 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
680 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
682 (TARGET_IN_SMALL_DATA_P): Fix argument type.
684 (TARGET_BINDS_LOCAL_P): Fix argument type.
686 (TARGET_ASM_FILE_END): Use prototype.
688 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
690 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
692 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
694 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
696 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
697 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
699 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
700 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
702 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
703 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
704 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
705 (TARGET_ADDR_SPACE_CONVERT): Likewise.
707 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
709 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
711 (TARGET_INIT_BUILTINS): Use prototype.
713 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
714 Put 'const char *' in braces. Fix parameter types.
715 (TARGET_INVALID_CONVERSION): Fix parameter types.
716 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
717 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
719 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
722 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
724 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
726 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
728 * doc/tm.texi (TARGET_HELP): Fix return type.
730 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
731 in braces. Fix argument types.
733 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
735 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
737 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
739 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
740 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
742 (TARGET_MANGLE_TYPE): Fix argument types.
744 (TARGET_IRA_COVER_CLASSES): Use prototype.
746 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
748 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
750 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
752 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
754 (TARGET_CALLEE_COPIES): Fix argument types.
756 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
758 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
760 (TARGET_FUNCTION_VALUE): Fix argument types.
762 (TARGET_RETURN_IN_MSB): Fix argument type.
764 (TARGET_RETURN_IN_MEMORY): Fix argument types.
766 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
768 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
770 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
771 agree with return type.
773 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
775 2010-01-15 Jing Yu <jingyu@google.com>
777 PR rtl-optimization/42691
778 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
779 a pseudo to a constant and are merged, and adjust comments.
781 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
783 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
785 2010-01-15 Richard Guenther <rguenther@suse.de>
788 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
789 labels of computed or non-local gotos to the destination.
790 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
791 landing pad label is the first label.
793 2010-01-15 Richard Guenther <rguenther@suse.de>
795 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
797 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
800 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
801 to allow generation of the xssqrtdp instruction on power7.
802 (sqrtdf2_fpr): Ditto.
804 2010-01-14 Jakub Jelinek <jakub@redhat.com>
807 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
808 functions with noreturn attribute.
811 * varasm.c (declare_weak): Add weak attribute to decl if it
812 doesn't have one already.
813 (assemble_external): Only add decls to weak_decls if they also
816 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
818 * var-tracking.c (var_reg_delete): Don't delete the association
819 between REGs and values or one-part variables if the register
822 2010-01-14 Jakub Jelinek <jakub@redhat.com>
825 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
826 because its first operand is a non-localized variable.
828 2010-01-14 Martin Jambor <mjambor@suse.cz>
830 PR tree-optimization/42706
831 * tree-sra.c (encountered_recursive_call): New variable.
832 (encountered_unchangable_recursive_call): Likewise.
833 (sra_initialize): Initialize both new variables.
834 (callsite_has_enough_arguments_p): New function.
835 (scan_function): Call decl and flags check only for IPA-SRA, check
836 whether there is a recursive call and whether it has enough arguments.
837 (all_callers_have_enough_arguments_p): New function.
838 (convert_callers): Look for recursive calls only when
839 encountered_recursive_call is set.
840 (ipa_early_sra): Bail out either if
841 !all_callers_have_enough_arguments_p or
842 encountered_unchangable_recursive_call.
844 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
846 * sel-sched.c: Add 2010 to copyright years.
847 * sel-sched-ir.c: Likewise.
848 * sel-sched-ir.h: Likewise.
850 2010-01-14 Martin Jambor <mjambor@suse.cz>
852 PR tree-optimization/42714
853 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
854 constructors specially.
856 2010-01-14 Andi Kleen <ak@linux.intel.com>
858 * config/i386/drivers-i386.c (detect_caches_intel):
859 Add l2sizekb parameter and fill in.
860 (host_detect_local_cpu): Add l2sizekb, fill in.
861 Add Atom small cache heuristic.
863 2010-01-14 Andi Kleen <ak@linux.intel.com>
865 * config/i386/drivers-i386.c (detect_caches_cpuid4):
866 Add level3 parameter and fill in.
867 (detect_caches_intel): Handle level3 cache.
869 2010-01-14 Andi Kleen <ak@linux.intel.com>
871 * config/i386/drivers-i386.c (host_detect_local_cpu):
872 Fix core duo detection.
874 2010-01-14 Andi Kleen <ak@linux.intel.com>
876 * config/i386/drivers-i386.c (host_detect_local_cpu):
879 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
881 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
882 (rs6000_variable_issue_1): this. Use...
883 (rs6000_variable_issue): here. Reimplement. Print debug info.
885 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
887 * sel-sched-ir.c (sel_restore_other_notes): Rename to
888 sel_restore_notes. Update all callers. Call reemit_notes
891 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
893 PR rtl-optimization/42246
894 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
897 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
899 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
900 all successors is the same as number of successors in current region.
902 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
904 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
905 to rename is not separable. Otherwise check that its LHS is not NULL.
907 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
909 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
911 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
913 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
914 available registers when failed to discover LHS register class.
915 Fix indentation. Update comment.
917 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
918 Alexander Monakov <amonakov@ispras.ru>
920 PR rtl-optimization/42389
921 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
923 (advance_state_on_fence): Likewise.
924 (sel_target_adjust_priority): Print debug output only when
925 sched_verbose >= 4, not 2.
926 (get_expr_cost): Do not issue all unique insns on the next cycle.
927 (fill_insns): Initialize can_issue_more from the value saved
929 * sel-sched-ir.c (flist_add): New parameter issue_more.
930 Init FENCE_ISSUE_MORE with it.
931 (merge_fences): Likewise.
932 (init_fences): Update call to flist_add.
933 (add_to_fences, add_clean_fence_to_fences)
934 (add_dirty_fence_to_fences): Likewise.
935 (move_fence_to_fences): Update call to merge_fences.
936 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
938 * sel-sched-ir.h (struct _fence): New field issue_more.
939 (FENCE_ISSUE_MORE): New accessor macro.
941 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
943 PR rtl-optimization/42388
944 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
945 that have no predecessors nor successors. Do not call move_bb_info
946 for empty blocks outside of current region.
948 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
950 PR rtl-optimization/42294
951 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
952 * sel-sched.c (move_exprs_to_boundary): Transitively add all
953 originators' originators.
955 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
957 PR rtl-optimization/39453
958 PR rtl-optimization/42246
959 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
961 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
963 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
964 Alexander Monakov <amonakov@ispras.ru>
967 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
968 (maybe_tidy_empty_bb): ... here. Make static. Add new
969 argument. Update all callers.
970 (tidy_control_flow): ... and here. Recompute topological order
971 of basic blocks in region if necessary.
972 (sel_redirect_edge_and_branch): Change return type. Return true
973 if topological order might have been invalidated.
974 (purge_empty_blocks): Export and move from...
975 * sel-sched.c (purge_empty_blocks): ... here.
976 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
977 (maybe_tidy_empty_bb): Delete prototype.
978 (purge_empty_blocks): Declare.
980 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
982 PR rtl-optimization/42249
983 * sel-sched.c (try_replace_dest_reg): When chosen register
984 and original register is the same, do not bail out early, but
985 still check all original insns for validity of replacing destination
986 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
989 2010-01-14 Jakub Jelinek <jakub@redhat.com>
992 Port from no-undefined-overflow branch:
993 2009-03-09 Richard Guenther <rguenther@suse.de>
995 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
997 2010-01-14 Richard Guenther <rguenther@suse.de>
1000 * gimple.c (iterative_hash_gimple_type): Avoid hashing
1003 2010-01-14 Ira Rosen <irar@il.ibm.com>
1005 PR tree-optimization/42709
1006 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
1007 as scalar type in creation of constant vector operand.
1009 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1012 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
1013 (check-parallel-%): Match `testsuite' directory component only
1016 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
1018 PR translation/39521
1019 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
1022 2010-01-13 Richard Guenther <rguenther@suse.de>
1024 PR tree-optimization/42730
1025 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
1028 2010-01-13 Steve Ellcey <sje@cup.hp.com>
1031 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
1032 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
1035 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
1037 * config/bfin/libgcc-bfin.ver: Regenerate based on current
1038 libgcc-std.ver. Add entries for ___smulsi3_highpart and
1039 ___umulsi3_highpart.
1041 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
1042 rather than schedule_insns if the pass is enabled.
1044 2010-01-13 Martin Jambor <mjambor@suse.cz>
1046 PR tree-optimization/42704
1047 * tree-sra.c (sra_modify_assign): Do not delete assignments to
1050 2010-01-13 Martin Jambor <mjambor@suse.cz>
1052 PR tree-optimization/42703
1053 * tree-sra.c (analyze_access_subtree): Check that we can build a
1054 reference to the original data within the aggregate.
1056 2010-01-13 Richard Guenther <rguenther@suse.de>
1058 PR tree-optimization/42705
1059 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after
1062 2010-01-13 Richard Guenther <rguenther@suse.de>
1065 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
1067 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1070 * var-tracking.c (values_to_unmark): New variable.
1071 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1072 values_to_unmark vector. Moved body to...
1073 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1074 instead queue it into values_to_unmark vector.
1075 (vt_find_locations): Free values_to_unmark vector.
1077 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
1079 * config/s390/s390.c (override_options): Set
1080 default of max-pending-list-length to 256
1082 2010-01-13 Richard Guenther <rguenther@suse.de>
1085 * tree-pass.h (PROP_gimple_lcx): New.
1086 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
1087 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
1088 before the final cleanup_eh.
1089 (dump_properties): Dump PROP_gimple_lcx.
1090 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
1091 (tree_lower_complex_O0): Remove.
1092 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
1093 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
1094 tree_lower_complex, schedule TODO_update_ssa.
1095 * lto-streamer-out.c (output_function): Stream the functions
1097 * lto-streamer-in.c (input_function): Likewise.
1098 (lto_read_body): Do not override them here.
1100 2010-01-12 Joseph Myers <joseph@codesourcery.com>
1103 * c-typeck.c (build_c_cast): Fold value cast to union type before
1104 wrapping it in a CONSTRUCTOR.
1106 2010-01-12 Jakub Jelinek <jakub@redhat.com>
1108 PR rtl-optimization/42699
1109 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
1112 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1114 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1115 SUBTARGET_WARN_UNUSED_SPEC): Move ...
1116 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1117 SUBTARGET_WARN_UNUSED_SPEC): ... here
1118 * config/mips/iris5.h (LIBGCC_SPEC): Define.
1120 2010-01-12 Julian Brown <julian@codesourcery.com>
1122 * config/arm/neon-schedgen.ml (Utils): Don't try to
1123 open missing module.
1124 (find_with_result): New.
1126 2010-01-12 Jakub Jelinek <jakub@redhat.com>
1129 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
1130 sharing when canonicalizing ({lt,ge}u (plus a b) b).
1132 PR tree-optimization/42645
1133 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
1134 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
1135 decl_map, set processing_debug_stmt to -1 and return name without
1138 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
1140 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
1141 binutils version, and reword target configuration description.
1143 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1145 * config/avr/avr.h (LINKER_NAME): Remove.
1147 2010-01-11 Janis Johnson <janis187@us.ibm.com>
1150 * config/rs6000/rs6000.c (rs6000_override_options): On targets
1151 that support VSX, warn for -mno-altivec if vsx is not disabled,
1154 2010-01-11 Joseph Myers <joseph@codesourcery.com>
1155 Shujing Zhao <pearly.zhao@oracle.com>
1157 PR translation/42469
1158 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
1159 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
1160 character between option name and help text.
1161 * c.opt (imultilib): Likewise.
1163 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
1165 * lto-streamer-out.c (output_unreferenced_globals): Output static
1168 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
1170 PR rtl-optimization/42621
1171 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
1172 optimizing for size.
1173 (duplicate_computed_gotos): Remove now-redundant check.
1175 2010-01-10 Steve Ellcey <sje@cup.hp.com>
1178 * configure.ac: Save and restore LDFLAGS and LIBS
1179 * configure: Regenerate.
1181 2010-01-10 Richard Guenther <rguenther@suse.de>
1184 * builtins.c (fold_builtin_strlen): Add type argument and
1185 convert the resulting length to it.
1186 (fold_builtin_1): Adjust.
1188 2010-01-09 Jakub Jelinek <jakub@redhat.com>
1190 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
1191 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
1193 (num_insns_constant_wide): Adjust for that change.
1195 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1198 * web.c (union_defs): Add used argument, to combine uses of
1200 (entry_register): Adjust type and tests of used argument.
1201 (web_main): Widen used for new use. Pass it to union_defs.
1202 * df.h (union_defs): Adjust prototype.
1204 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1207 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
1208 uses in new incoming argument. Free body.
1209 (reset_debug_uses_in_loop): New.
1210 (analyze_insn_to_expand_var): Call the latter if the former found
1211 anything. Fix whitespace. Reject invalid dest overlaps before
1212 going through all insns in the loop.
1214 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1217 * haifa-sched.c (dying_use_p): Debug insns don't count.
1219 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1222 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
1223 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
1224 (verify_gimple_call): Reject LHS in noreturn calls.
1226 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1230 * tree-vect-loop-manip.c (adjust_info): New type.
1231 (adjust_vec): New pointer to vector.
1232 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
1233 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
1234 (slpeel_update_phis_for_duplicate_loop): Use them.
1235 (slpeel_update_phi_nodes_for_guard1): Likewise.
1236 (slpeel_update_phi_nodes_for_guard2): Likewise.
1237 (slpeel_tree_peel_loop_to_edge): Likewise.
1238 (vect_update_ivs_after_vectorizer): Likewise.
1240 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1242 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
1243 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
1245 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1247 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
1248 bogus uninitialized warning.
1250 2010-01-09 Richard Guenther <rguenther@suse.de>
1253 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
1254 the evolution is compatible with the initial condition.
1256 2010-01-09 Jakub Jelinek <jakub@redhat.com>
1258 * gcc.c (process_command): Update copyright notice dates.
1259 * gcov.c (print_version): Likewise.
1260 * gcov-dump.c (print_version): Likewise.
1261 * mips-tfile.c (main): Likewise.
1262 * mips-tdump.c (main): Likewise.
1264 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1267 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
1269 (rotlhi3_8): Delete.
1271 (rotlsi3_8): Delete.
1272 (rotlsi3_16): Delete.
1273 (rotlsi3_24): Delete.
1275 (*rotw<mode>3): New.
1276 (*rotb<mode>3): New.
1277 * config/avr/avr.c (avr_rotate_bytes): New function.
1278 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
1280 2010-01-08 Steve Ellcey <sje@cup.hp.com>
1283 * configure.ac: Modify -rdynamic check.
1284 * configure: Regenerate.
1286 2010-01-08 DJ Delorie <dj@redhat.com>
1288 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
1289 register popping order.
1291 2010-01-08 Richard Guenther <rguenther@suse.de>
1294 * c.opt (fsigned-char): Also let LTO handle this option.
1295 (funsigned-char): Likewise.
1297 2010-01-07 Richard Guenther <rguenther@suse.de>
1299 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
1300 (gimple_op): Likewise.
1301 (gimple_op_ptr): Likewise.
1302 (gimple_assign_set_lhs): Remove gcc_assert.
1303 (gimple_assign_set_rhs1): Likewise.
1304 (gimple_assign_set_rhs2): Likewise.
1305 (gimple_call_set_lhs): Likewise.
1306 (gimple_call_set_fn): Likewise.
1307 (gimple_call_set_fndecl): Likewise.
1308 (gimple_call_fndecl): Likewise.
1309 (gimple_call_return_type): Likewise.
1310 (gimple_call_set_chain): Likewise.
1311 (gimple_call_num_args): Likewise.
1312 (gimple_call_set_arg): Likewise.
1313 (gimple_cond_set_code): Likewise.
1314 (gimple_cond_set_lhs): Likewise.
1315 (gimple_cond_set_rhs): Likewise.
1316 (gimple_cond_set_true_label): Likewise.
1317 (gimple_cond_set_false_label): Likewise.
1318 (gimple_label_set_label): Likewise.
1319 (gimple_goto_set_dest): Likewise.
1320 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
1321 (gimple_debug_bind_get_value): Likewise.
1322 (gimple_debug_bind_get_value_ptr): Likewise.
1323 (gimple_debug_bind_set_var): Likewise.
1324 (gimple_debug_bind_set_value): Likewise.
1325 (gimple_debug_bind_reset_value): Likewise.
1326 (gimple_debug_bind_has_value_p): Likewise.
1327 (gimple_return_retval_ptr): Remove gcc_assert.
1328 (gimple_return_retval): Likewise.
1329 (gimple_return_set_retval): Likewise.
1330 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
1331 (safe_referenced_var_iterator): Remove.
1332 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
1333 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
1334 (fill_referenced_var_vec): Remove.
1335 (first_readonly_imm_use): Remove redundant gcc_assert.
1336 (phi_arg_index_from_use): Combine gcc_asserts.
1337 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
1338 (first_imm_use_stmt): Remove redundant gcc_assert.
1339 * tree-cfg.c (verify_gimple_call): Verify function and chain
1340 operands. Verify arguments.
1341 (verify_types_in_gimple_stmt): Verify condition code and labels.
1343 2010-01-07 Richard Guenther <rguenther@suse.de>
1345 PR tree-optimization/42641
1346 * sese.c (rename_map_elt_info): Use the SSA name version, do
1349 2010-01-07 Jakub Jelinek <jakub@redhat.com>
1351 PR tree-optimization/42625
1352 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
1353 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body
1356 2010-01-07 Duncan Sands <baldrick@free.fr>
1358 * Makefile.in (PLUGIN_HEADERS): Add version.h.
1360 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
1363 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
1364 note itself is not function_invariant_p.
1366 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
1368 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
1369 Do not add the DF_NOTE problem.
1370 * store-motion.c (execute_rtl_store_motion): Likewise.
1372 2010-01-07 Martin Jambor <mjambor@suse.cz>
1374 PR tree-optimization/42157
1375 * tree-sra.c (compare_access_positions): Stabilize sort if both
1376 accesses have integer types, return zero immediately if they are the
1379 2010-01-06 Richard Henderson <rth@redhat.com>
1382 * haifa-sched.c (add_to_note_list): Merge into ...
1383 (concat_note_lists): ... here, and ...
1384 (unlink_other_notes, rm_other_notes): Merge into...
1385 (remove_notes): ... here. Create REG_SAVE_NOTEs for
1386 NOTE_INSN_EPILOGUE_BEG.
1388 2010-01-06 Richard Guenther <rguenther@suse.de>
1390 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
1391 not inline regular functions into always-inline functions.
1393 2010-01-06 Nick Clifton <nickc@redhat.com>
1395 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
1396 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
1398 (OVERRIDE_OPTIONS): Delete.
1399 (OPTIMIZATION_OPTIONS): Define.
1400 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
1401 * config/rx/rx.c (rx_handle_option): Issue an error message if
1402 -mcpu=rx200 and -fpu are used together.
1403 (rx_set_optimization_options): New function. Issue an error
1404 message if an optimization attribute attempts to reset the FPU/
1405 math optimization pairing.
1406 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
1407 * config/rx/rx.opt: Set the default to 32-bit doubles.
1408 * config/rx/t-rx: Add multilibs for -nofpu option.
1409 * doc/invoke.texi: Update documentation of RX options.
1411 2010-01-06 Richard Guenther <rguenther@suse.de>
1413 * tree-ssa-pre.c (name_to_id): New global.
1414 (alloc_expression_id): Simplify SSA name handling.
1415 (lookup_expression_id): Likewise.
1416 (init_pre): Zero name_to_id.
1417 (fini_pre): Free it.
1419 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
1421 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
1423 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
1426 * config/i386/sse.md (smaxv2di3): New.
1427 (umaxv2di3): Likewise.
1428 (sminv2di3): Likewise.
1429 (uminv2di3): Likewise.
1431 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
1434 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
1435 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
1436 (legitimize_tls_address): Likewise.
1437 (sparc_tls_referenced_p): Likewise.
1438 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
1439 and adjust calls to legitimize_pic_address.
1440 (legitimate_constant_p) Use sparc_tls_referenced_p.
1441 (legitimate_pic_operand_p): Likewise.
1442 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
1443 (sparc_tls_symbol_ref_1): Delete.
1444 (sparc_tls_referenced_p): Make static, recognize specific patterns.
1445 (legitimize_tls_address): Make static, handle CONST patterns.
1446 (legitimize_pic_address): Make static, remove unused parameter and
1447 adjust recursive calls.
1448 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
1449 and adjust call to legitimize_pic_address.
1450 (sparc_output_mi_thunk): Likewise.
1452 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
1453 H.J. Lu <hongjiu.lu@intel.com>
1456 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
1457 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
1458 operands to make them signed.
1461 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1464 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
1465 GTU to GT for V4SI and V2DI.
1467 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
1468 (umin<mode>3): Removed.
1470 (uminv4si3): Likewise.
1472 2010-01-05 Martin Jambor <mjambor@suse.cz>
1474 PR tree-optimization/42462
1475 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
1476 current_function_decl to helper functions and macros.
1478 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1481 * flags.h: Don't include real.h.
1482 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
1483 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
1484 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
1485 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
1486 * dominance.c: Update copyright.
1487 * gimple.c (walk_gimple_op): Remove inline.
1488 * tree-ssa-reassoc.c: Include real.h.
1489 * Makefile.in (FLAGS_H): Remove $(REAL_H).
1490 (tree-ssa-reassoc.o): Depend on $(REAL_H).
1492 2010-01-05 Nick Clifton <nickc@redhat.com>
1494 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
1495 register to push into the stack frame when the accumulator has to
1496 be saved during interrupts.
1498 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
1500 * doc/invoke.texi: Remove the documentation about option
1502 * common.opt (Wunreachable-code): Preserved for backward
1504 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
1505 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
1506 the backward compatibility flag section.
1508 2010-01-05 Richard Guenther <rguenther@suse.de>
1510 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
1512 2010-01-05 Jakub Jelinek <jakub@redhat.com>
1515 * cfgexpand.c (expand_one_var): Diagnose too large variables.
1517 PR tree-optimization/42508
1518 * tree-sra.c (convert_callers): Check for recursive call
1519 by comparing cgraph nodes instead of decls.
1520 (modify_function): Call ipa_modify_formal_parameters also
1521 on all same_body aliases.
1523 * cgraphunit.c (cgraph_materialize_all_clones): Compare
1524 cgraph nodes when checking for same_body aliases.
1526 2010-01-05 Richard Guenther <rguenther@suse.de>
1528 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
1529 allocation and lookup.
1530 (get_or_alloc_expr_for_constant): Likewise.
1531 (phi_translate): Sink allocation.
1533 2010-01-04 Richard Guenther <rguenther@suse.de>
1535 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
1536 a new entry only if needed.
1537 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
1538 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
1540 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
1542 (phi_translate): Handle CONSTANTs early.
1544 2010-01-04 Martin Jambor <mjambor@suse.cz>
1546 PR tree-optimization/42398
1547 * tree-sra.c (struct access): Removed flag grp_different_types.
1548 (dump_access): Do not dump the removed flag.
1549 (sort_and_splice_var_accesses): Do not set the removed flag.
1550 (sra_modify_expr): Check for type compatibility directly.
1552 2010-01-04 Martin Jambor <mjambor@suse.cz>
1554 PR tree-optimization/42366
1555 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
1556 edges with variable number of parameters.
1557 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
1558 flag instead of asserting it.
1559 (ipa_read_node_info): Read uses_analysis_done flag.
1561 2010-01-04 Richard Guenther <rguenther@suse.de>
1563 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
1564 iterative_hash_* as intended.
1565 (vn_reference_compute_hash): Likewise. Simplify hashing
1567 (vn_reference_lookup_2): Likewise.
1568 (vn_nary_op_compute_hash): Likewise.
1569 (vn_phi_compute_hash): Likewise.
1570 (expressions_equal_p): Remove strange code.
1571 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
1572 (pre_expr_hash): Likewise. Simplify hashing SSA names.
1573 (bitmap_insert_into_set_1): Take value-id as parameter.
1574 (add_to_value): Pass it.
1575 (bitmap_insert_into_set): Likewise.
1576 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
1578 2010-01-04 Jakub Jelinek <jakub@redhat.com>
1581 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
1582 (do_self_spec): For switches with SWITCH_IGNORE set set also
1583 SWITCH_IGNORE_PERMANENTLY.
1584 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
1587 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
1589 * lto-streamer-out.c (output_unreferenced_globals): Output the full
1590 tree of an unreferenced global var.
1592 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1595 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
1596 GTU to GT for V4SI and V2DI.
1598 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
1599 (umin<mode>3): Removed.
1601 (uminv4si3): Likewise.
1603 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1606 * collect2.c (main): Turn on trace in collect2 if -v is passed
1609 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
1611 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
1612 description of expression operand.
1614 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
1616 * configure.ac: Add install-html to target_list for Make-hooks.
1617 * configure: Regenerate.
1618 * fortran/Make-lang.in (F95_HTMLFILES): New.
1619 (fortran.html): Use it.
1620 (fortran.install-html): New.
1621 * Makefile.in (install-html): Add lang.install-html.
1622 * java/Make-lang.in (JAVA_HTMLFILES): New.
1623 (java.html): Use it.
1624 (java.install-html): New.
1625 * objc/Make-lang.in (objc.install-html): New.
1626 * objcp/Make-lang.in (obj-c++.install-html): New.
1627 * cp/Make-lang.in (c++.install-html): New.
1628 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
1629 * lto/Make-lang.in (lto.install-html): New.
1631 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
1634 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
1636 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
1638 PR rtl-optimization/41862
1639 * store-motion.c (store_killed_in_insn, compute_store_table,
1640 remove_reachable_equiv_notes, replace_store_insn,
1641 build_store_vectors): Ignore all DEBUG_INSNs.
1643 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
1646 * common.opt: Add dumpdir.
1648 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
1650 (option_map): Add --dumpdir.
1652 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
1654 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
1656 * opts.c (decode_options): Try dump_dir_name first if
1657 dump_base_name isn't an absolute path.
1658 (common_handle_option): Handle OPT_dumpdir.
1660 * toplev.c (dump_dir_name): New.
1661 (print_switch_values): Also ignore -dumpdir.
1663 * toplev.h (dump_dir_name): New.
1665 2010-01-03 Richard Guenther <rguenther@suse.de>
1667 PR tree-optimization/42589
1668 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
1669 double-word expansion of bswap32.
1671 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
1673 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
1674 with BLOCK_FOR_INSN.
1675 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
1676 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
1677 noce_process_if_block): Likewise.
1678 * gcse.c (compute_local_properties, insert_expr_in_table,
1679 insert_set_in_table, canon_list_insert, find_avail_set,
1680 pre_insert_copy_insn): Likewise.
1682 * basic-block.h (BLOCK_NUM): Move from here...
1683 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
1685 2010-01-03 Richard Guenther <rguenther@suse.de>
1687 PR tree-optimization/42438
1688 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
1689 contains_may_not_return_call flag.
1690 (BB_MAY_NOTRETURN): New.
1691 (valid_in_sets): Trapping nary operations are not valid
1692 in blocks that may not return.
1693 (insert_into_preds_of_block): Remove check for trapping
1695 (compute_avail): Compute also BB_MAY_NOTRETURN.
1697 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
1699 * doc/invoke.texi: Add 2010 to copyright years.
1701 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
1703 * config/sparc/sparc.c: Fix formatting nits.
1705 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
1706 Alexander Monakov <amonakov@ispras.ru>
1708 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
1710 2010-01-02 Richard Guenther <rguenther@suse.de>
1713 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
1714 (simplify_switch_using_ranges): Mark to be removed edges
1717 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1719 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
1721 * collect2.c (scan_libraries): Add missing argument in call to
1724 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
1727 * config/alpha/predicates.md (aligned_memory_operand): Return false
1729 (unaligned_memory_operand): Return true for CQImode.
1730 * config/alpha/alpha.c (get_aligned_mem): Assert that location
1731 doesn not cross aligned SImode word boundary.
1733 2010-01-02 Anatoly Sokolov <aesok@post.ru>
1735 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
1737 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
1738 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
1740 2010-01-02 Richard Guenther <rguenther@suse.de>
1743 * toplev.c (compile_file): Emit LTO marker properly. Change
1745 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
1747 2010-01-01 Richard Guenther <rguenther@suse.de>
1750 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
1752 2010-01-01 Richard Guenther <rguenther@suse.de>
1755 * c-decl.c (grokdeclarator): For zero-size arrays force
1756 structural equality checks as layout_type does.
1758 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
1760 * builtins.c: Update copyright to 2010.
1762 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
1765 * lto-streamer-out.c (produce_asm): Revert the last change.
1766 (copy_function): Likewise.
1768 * lto-streamer.c (lto_get_section_name): Skip any leading
1771 2010-01-01 Richard Guenther <rguenther@suse.de>
1774 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
1778 Copyright (C) 2010 Free Software Foundation, Inc.
1780 Copying and distribution of this file, with or without modification,
1781 are permitted in any medium without royalty provided the copyright
1782 notice and this notice are preserved.