1 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
4 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5 in the call to gen_x86_movsicc_0_m1.
7 2010-01-28 Richard Guenther <rguenther@suse.de>
9 PR tree-optimization/42871
10 * tree-ssa-pre.c (phi_translate_set): Make sure to retain
13 2010-01-28 Richard Guenther <rguenther@suse.de>
15 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
18 2010-01-28 Richard Guenther <rguenther@suse.de>
21 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
22 the forwarder if the destination is an EH landing pad.
24 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
26 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
27 block list passed to gimple_duplicate_sese_tail.
28 (parallelize_loops): Avoid parallelization when the function
30 Avoid parallelization when the preheader is IRREDUCIBLE.
31 Try to optimize when estimated_loop_iterations_int is unresolved.
32 Add the loop's location to the dump file.
33 * tree-cfg.c (add_phi_args_after_redirect): Remove.
34 (gimple_duplicate_sese_tail): Remove the check for the latch.
35 Redirect nexits to the exit block.
36 Remove handling of the incoming edges to the latch.
37 Redirect the backedge from the copied latch to the exit bb.
39 2010-01-28 Michael Matz <matz@suse.de>
42 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
43 Wrap force_reg into a sequence, emit it before user.
45 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
47 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
49 (arm_legacy_rev): Likewise.
50 (thumb_legacy_rev): Likewise.
52 2010-01-27 Jakub Jelinek <jakub@redhat.com>
54 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
55 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
56 on MEM's address failed, try avoid_constant_pool_reference and
57 recurse if it returned something different.
58 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
59 address, try avoid_constant_pool_reference and recurse if it
60 returned something different.
61 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
62 address and avoid_constant_pool_reference returned something
63 different, don't set have_address.
65 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
68 * var-tracking.c (val_store): Add modified argument, obey it.
70 (count_uses): Move down logging of main.
71 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
72 don't need resolution.
73 (emit_notes_in_bb): Likewise.
75 2010-01-27 Richard Guenther <rguenther@suse.de>
78 * tree-inline.c (remap_decl): Delay remapping of SSA name
79 default definitions until we need them.
81 2010-01-27 Jakub Jelinek <jakub@redhat.com>
83 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
84 (rs6000_delegitimize_address): New function.
86 * config/s390/s390.c (s390_delegitimize_address): Call
87 delegitimize_mem_from_attrs.
90 * tree-inline.c (cannot_copy_type_1): Removed.
91 (copy_forbidden): Don't forbid copying of functions containing
92 records/unions with variable length fields.
94 2010-01-27 Christian Bruel <christian.bruel@st.com>
98 * config/sh/sh.c (find_barrier): Increase length for non delayed
101 2010-01-27 Matthias Klose <doko@ubuntu.com>
103 * configure.ac (gnu-unique-object): Fix ldd version check.
104 * configure: Regenerate.
106 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
108 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
110 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
111 Test for HAVE_GNU_AS value.
113 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
115 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
116 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
118 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
119 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
120 INT_LEAST64_TYPE): Define.
121 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
122 UINT_LEAST64_TYPE): Define.
123 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
124 INT_FAST64_TYPE): Define.
125 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
126 UINT_FAST64_TYPE): Define.
127 (INTMAX_TYPE, UINTMAX_TYPE): Define.
128 (INTPTR_TYPE, UINTPTR_TYPE): Define.
129 (SIG_ATOMIC_TYPE): Define.
131 2010-01-26 Richard Guenther <rguenther@suse.de>
133 * df-scan.c (df_scan_set_bb_info): Remove assert.
134 (df_insn_rescan_debug_internal): Merge asserts.
135 (df_install_ref): Likewise.
136 (df_mark_reg): Use bitmap_set_range.
137 (df_hard_reg_used_p): Remove assert.
138 (df_hard_reg_used_count): Likewise.
140 2010-01-26 Richard Guenther <rguenther@suse.de>
142 PR rtl-optimization/42685
143 * web.c (web_main): Ignore DEBUG_INSNs.
145 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
147 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
149 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
150 Fix types of fndecl and arglist parameters.
152 2010-01-26 Richard Guenther <rguenther@suse.de>
155 * tree-eh.c (unsplit_eh): Skip debug insns.
157 2010-01-26 Richard Guenther <rguenther@suse.de>
159 PR tree-optimization/42250
160 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
162 2010-01-26 Jakub Jelinek <jakub@redhat.com>
165 * omp-low.c (expand_omp_sections): Only use single_pred if
166 l2_bb is single_pred_p.
168 2010-01-25 Christian Bruel <christian.bruel@st.com>
171 * config/sh/sh.c (find_barrier): Increase length for non delayed
172 conditional branches.
173 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
175 2010-01-24 David S. Miller <davem@davemloft.net>
177 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
178 define if not using GAS.
179 * config/sparc/sparc.c (sparc_elf_asm_named_section):
180 Likewise. Delete SECTION_MERGE code, which is only applicable
183 2010-01-24 Mark Mitchell <mark@codesourcery.com>
186 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
187 mangling of va_list in system headers.
189 2010-01-23 Toon Moene <toon@moene.org>
191 * tree-predcom.c (combine_chains): Return NULL, not false.
193 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
195 * tree-loop-distribution.c (distribute_loop): Fix declaration and
196 initialization of variable res to agree with return type.
198 2010-01-22 Steve Ellcey <sje@cup.hp.com>
200 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
201 * tree-sra.c: Add include of expr.h.
203 2010-01-22 Jakub Jelinek <jakub@redhat.com>
205 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
206 insert the debug stmt on the single non-EH edge from the stmt.
208 2010-01-22 Richard Henderson <rth@redhat.com>
211 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
212 the RHS until after generate_subtree_copies has insertted its
213 code before the current statement.
215 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
217 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
219 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
221 2010-01-21 Martin Jambor <mjambor@suse.cz>
223 PR tree-optimization/42585
224 * tree-sra.c (struct access): New field grp_total_scalarization.
225 (dump_access): Dump the new field.
226 (should_scalarize_away_bitmap): New variable.
227 (cannot_scalarize_away_bitmap): Likewise.
228 (sra_initialize): Allocate new bitmaps.
229 (sra_deinitialize): Free new bitmaps.
230 (create_access_1): New function.
231 (create_access): Parts moved to create_access_1.
232 (type_consists_of_records_p): New function.
233 (completely_scalarize_record): Likewise.
234 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
235 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
236 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
238 (analyze_all_variable_accesses): Completely scalarize small eligible
241 2010-01-21 Martin Jambor <mjambor@suse.cz>
243 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
245 2010-01-21 Andrew Haley <aph@redhat.com>
247 * gcc.c (process_command): Move lang_specific_driver before
248 setting cc_libexec_prefix.
250 2010-01-21 Richard Guenther <rguenther@suse.de>
253 * fold-const.c (negate_expr_p): Pretend only negative
254 real constants are easily negatable.
256 2010-01-20 Janis Johnson <janis187@us.ibm.com>
257 Jason Merrill <jason@redhat.com>
259 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
260 (TYPE_TRANSPARENT_AGGR): this, for union and record.
261 * calls.c (initialize argument_information): Handle it.
262 * c-common.c (handle_transparent_union_attribute): Use new name.
263 * c-decl.c (finish_struct): Ditto.
264 * c-typeck.c (type_lists_compatible_p): Ditto.
265 (convert_for_assignment): Use new name and also handle record.
266 * function.c (aggregate_value_p): Handle it.
267 (pass_by_reference): Ditto.
268 (assign_parm_data_types): Ditto.
269 * print-tree.c (print_node): Ditto.
270 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
271 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
272 * tree.c (first_field): New fn.
274 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
277 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
278 even when linking statically, for now.
280 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
283 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
284 without a cselib val.
285 (count_uses): Accept MO_VAL_SET with no val on stores.
286 (add_stores): Likewise.
288 2010-01-20 Jakub Jelinek <jakub@redhat.com>
290 * var-tracking.c (check_value_val): Add a compile time assertion.
291 (dv_is_decl_p): Simplify.
292 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
293 gcc_assert if ENABLE_CHECKING.
295 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
298 * var-tracking.c: Include tree-flow.h.
299 (mem_dies_at_call): New.
300 (dataflow_set_preserve_mem_locs): Use it.
301 (dataflow_set_remove_mem_locs): Likewise.
302 (dump_var): Renamed from dump_variable. Adjust all callers.
303 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
304 * Makefile.in (var-tracking.o): Adjust deps.
306 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
308 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
310 2010-01-20 Richard Guenther <rguenther@suse.de>
312 PR tree-optimization/42717
313 * tree-ssa-dce.c (get_live_post_dom): Remove.
314 (forward_edge_to_pdom): Take an arbitrary edge to copy
315 degenerate PHI args from.
316 (remove_dead_stmt): Use the first post-dominator even if it
317 does not contain live statements as redirection destination.
319 2010-01-20 Richard Guenther <rguenther@suse.de>
321 * tree-inline.c (estimate_num_insns): Handle EH builtins.
323 2010-01-20 Jakub Jelinek <jakub@redhat.com>
325 * sel-sched.c (create_speculation_check): Remove set but not used
327 (try_transformation_cache): Remove set but not used variable ds.
328 (calculate_privileged_insns): Remove set but not used variables
329 cur_insn and min_spec_insn.
330 (find_best_expr): Remove set but not used variable avail_n.
331 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
333 * cgraphunit.c (assemble_thunk): Remove set but not used variable
335 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
336 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
339 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
342 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
343 cpu types. Add support for *-sse3 cpu types.
346 2010-01-20 Jakub Jelinek <jakub@redhat.com>
349 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
350 argument, call initializer_constant_valid_p_1 instead of
351 initializer_constant_valid_p, pass CACHE to it, return NULL
352 immediately if first call returns NULL.
353 (initializer_constant_valid_p_1): New function.
354 (initializer_constant_valid_p): Use it.
356 2010-01-20 Thomas Quinot <quinot@adacore.com>
358 * tree.def (PLACEHOLDER_EXPR): Fix comment.
360 2010-01-20 Jakub Jelinek <jakub@redhat.com>
362 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
363 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
364 (loc_list_from_tree): Don't handle unsigned division. Handle
365 signed modulo using DW_OP_{over,over,div,mul,minus}.
366 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
367 modulo instead of signed.
369 2010-01-20 DJ Delorie <dj@redhat.com>
371 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
373 (h8300_emit_stack_adjustment): Propogate it.
375 (h8300_expand_prologue): Likewise.
376 (h8300_expand_epilogue): Likewise.
378 2010-01-19 Michael Matz <matz@suse.de>
380 PR tree-optimization/41783
381 * tree-data-ref.c (toplevel): Include flags.h.
382 (dump_data_dependence_relation): Also dump the inputs if the
383 result will be unknown.
384 (split_constant_offset_1): Look through some conversions.
385 * tree-predcom.c (determine_roots_comp): Restart a new chain if
386 the offset from last element is too large.
387 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
388 (reassociate_to_the_same_stmt): Handle vector registers.
389 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
391 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
392 wide_prolog_niters argument, emit widening instructions.
393 (vect_do_peeling_for_alignment): Adjust caller, use widened
394 variant of the iteration cound.
395 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
397 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
400 * config/arm/neon-testgen.m (emit_automatics): New parameter
401 features. Adjust for Fixed_return_reg feature.
402 (test_intrinsic): Call emit_automatics with new feature.
403 * config/arm/neon.ml: Update copyright years.
404 (features): New Fixed_return_reg feature.
405 (ops): Update feature for Vget_low.
407 2010-01-19 Jakub Jelinek <jakub@redhat.com>
409 PR tree-optimization/42719
410 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
414 * fwprop.c (all_uses_available_at): Return false if def_set dest
415 is a REG that is used in def_insn.
417 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
419 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
421 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
424 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
426 * target.h (struct gcc_target) <secondary_reload>: Change type
427 of last argument to secondary_reload_info *.
429 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
432 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
433 memory references with unaligned offsets. Remove CQImode handling.
434 (unaligned_memory_operand): Return 1 for memory references with
435 unaligned offsets. Remove CQImode handling.
437 2010-01-18 Richard Guenther <rguenther@suse.de>
440 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
443 2010-01-18 Richard Guenther <rguenther@suse.de>
445 PR tree-optimization/42781
446 * tree-ssa-structalias.c (find_what_var_points_to): Skip
447 restrict processing only if the original variable was
450 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
452 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
453 find number of popped argument bytes.
455 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
456 Fix the text that describes the return value for invalid insns.
458 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
460 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
461 Clarify what 'cost of the -dependence' is. Fix quoting.
463 * toplev.c (default_get_pch_validity): Rename argument to "sz".
464 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
466 2010-01-17 Jakub Jelinek <jakub@redhat.com>
468 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
469 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
471 2010-01-17 Richard Guenther <rguenther@suse.de>
474 * function.c (split_complex_args): Take a VEC to modify.
475 (assign_parms_augmented_arg_list): Build a VEC instead of
476 a chain of PARM_DECLs.
477 (assign_parms_unsplit_complex): Take a VEC of arguments.
478 Do not fixup unmodified parms.
479 (assign_parms): Deal with the VEC.
480 (gimplify_parameters): Likewise.
482 2010-01-17 Richard Guenther <rguenther@suse.de>
484 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
485 node existence check.
486 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
487 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
488 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
489 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
490 (gimple_execute_on_growing_pred): Likewise.
492 2010-01-17 Richard Guenther <rguenther@suse.de>
494 PR tree-optimization/42773
495 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
496 (compute_antic_aux): Likewise.
497 (compute_partial_antic_aux): Likewise.
499 2010-01-17 Jie Zhang <jie.zhang@analog.com>
502 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
505 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
507 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
510 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
511 Fix markup for strict argument.
513 (TARGET_SCHED_REORDER2): Fix argument types.
515 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
516 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
518 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
519 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
521 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
524 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
525 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
526 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
527 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
528 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
530 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
532 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
534 (TARGET_ASM_RELOC_RW_MASK): Add return type.
535 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
537 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
539 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
542 (TARGET_ASM_NAMED_SECTION): Fix argument list.
544 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
545 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
547 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
549 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
551 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
552 referring to it. Fix language.
554 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
556 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
558 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
560 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
562 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
563 '@var{stream}. Remove stray 'and'.
565 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
567 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
569 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
571 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
572 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
574 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
575 Fix description of return value.
576 Rename argument "sz" to "len."
578 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
579 Clarify meaning of 'true' return value.
581 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
583 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
584 rep_mode versus mode_rep.
586 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
588 (TARGET_BUILTIN_DECL): Fix name.
590 (TARGET_COMMUTATIVE_P): Fix type of first argument.
592 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
594 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
596 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
598 (TARGET_RELAXED_ORDERING): Use @deftypevr.
600 (TARGET_GET_DRAP_RTX): Note that this is a hook.
603 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
604 Rename argument tm_fn to md_fn.
606 (TARGET_OPTION_PRINT): Fix argument list.
608 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
611 * config/i386/i386.c (ix86_fixup_binary_operands):
612 Revert FMA4 fixup of operands.
614 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
617 * Makefile.in (write_entries_to_file, install-plugin):
618 Use \012 instead of \n with tr.
620 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
622 * configure.ac (HAVE_AS_REF): New C macro.
623 * configure: Regenerate.
624 * config.in: Likewise.
625 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
627 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
630 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
632 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
634 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
636 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
638 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
640 (TARGET_IN_SMALL_DATA_P): Fix argument type.
642 (TARGET_BINDS_LOCAL_P): Fix argument type.
644 (TARGET_ASM_FILE_END): Use prototype.
646 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
648 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
650 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
652 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
654 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
655 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
657 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
658 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
660 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
661 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
662 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
663 (TARGET_ADDR_SPACE_CONVERT): Likewise.
665 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
667 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
669 (TARGET_INIT_BUILTINS): Use prototype.
671 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
672 Put 'const char *' in braces. Fix parameter types.
673 (TARGET_INVALID_CONVERSION): Fix parameter types.
674 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
675 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
677 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
680 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
682 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
684 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
686 * doc/tm.texi (TARGET_HELP): Fix return type.
688 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
689 in braces. Fix argument types.
691 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
693 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
695 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
697 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
698 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
700 (TARGET_MANGLE_TYPE): Fix argument types.
702 (TARGET_IRA_COVER_CLASSES): Use prototype.
704 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
706 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
708 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
710 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
712 (TARGET_CALLEE_COPIES): Fix argument types.
714 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
716 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
718 (TARGET_FUNCTION_VALUE): Fix argument types.
720 (TARGET_RETURN_IN_MSB): Fix argument type.
722 (TARGET_RETURN_IN_MEMORY): Fix argument types.
724 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
726 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
728 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
729 agree with return type.
731 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
733 2010-01-15 Jing Yu <jingyu@google.com>
735 PR rtl-optimization/42691
736 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
737 a pseudo to a constant and are merged, and adjust comments.
739 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
741 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
743 2010-01-15 Richard Guenther <rguenther@suse.de>
746 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
747 labels of computed or non-local gotos to the destination.
748 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
749 landing pad label is the first label.
751 2010-01-15 Richard Guenther <rguenther@suse.de>
753 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
755 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
758 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
759 to allow generation of the xssqrtdp instruction on power7.
760 (sqrtdf2_fpr): Ditto.
762 2010-01-14 Jakub Jelinek <jakub@redhat.com>
765 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
766 functions with noreturn attribute.
769 * varasm.c (declare_weak): Add weak attribute to decl if it
770 doesn't have one already.
771 (assemble_external): Only add decls to weak_decls if they also
774 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
776 * var-tracking.c (var_reg_delete): Don't delete the association
777 between REGs and values or one-part variables if the register
780 2010-01-14 Jakub Jelinek <jakub@redhat.com>
783 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
784 because its first operand is a non-localized variable.
786 2010-01-14 Martin Jambor <mjambor@suse.cz>
788 PR tree-optimization/42706
789 * tree-sra.c (encountered_recursive_call): New variable.
790 (encountered_unchangable_recursive_call): Likewise.
791 (sra_initialize): Initialize both new variables.
792 (callsite_has_enough_arguments_p): New function.
793 (scan_function): Call decl and flags check only for IPA-SRA, check
794 whether there is a recursive call and whether it has enough arguments.
795 (all_callers_have_enough_arguments_p): New function.
796 (convert_callers): Look for recursive calls only when
797 encountered_recursive_call is set.
798 (ipa_early_sra): Bail out either if
799 !all_callers_have_enough_arguments_p or
800 encountered_unchangable_recursive_call.
802 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
804 * sel-sched.c: Add 2010 to copyright years.
805 * sel-sched-ir.c: Likewise.
806 * sel-sched-ir.h: Likewise.
808 2010-01-14 Martin Jambor <mjambor@suse.cz>
810 PR tree-optimization/42714
811 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
812 constructors specially.
814 2010-01-14 Andi Kleen <ak@linux.intel.com>
816 * config/i386/drivers-i386.c (detect_caches_intel):
817 Add l2sizekb parameter and fill in.
818 (host_detect_local_cpu): Add l2sizekb, fill in.
819 Add Atom small cache heuristic.
821 2010-01-14 Andi Kleen <ak@linux.intel.com>
823 * config/i386/drivers-i386.c (detect_caches_cpuid4):
824 Add level3 parameter and fill in.
825 (detect_caches_intel): Handle level3 cache.
827 2010-01-14 Andi Kleen <ak@linux.intel.com>
829 * config/i386/drivers-i386.c (host_detect_local_cpu):
830 Fix core duo detection.
832 2010-01-14 Andi Kleen <ak@linux.intel.com>
834 * config/i386/drivers-i386.c (host_detect_local_cpu):
837 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
839 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
840 (rs6000_variable_issue_1): this. Use...
841 (rs6000_variable_issue): here. Reimplement. Print debug info.
843 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
845 * sel-sched-ir.c (sel_restore_other_notes): Rename to
846 sel_restore_notes. Update all callers. Call reemit_notes
849 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
851 PR rtl-optimization/42246
852 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
855 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
857 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
858 all successors is the same as number of successors in current region.
860 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
862 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
863 to rename is not separable. Otherwise check that its LHS is not NULL.
865 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
867 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
869 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
871 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
872 available registers when failed to discover LHS register class.
873 Fix indentation. Update comment.
875 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
876 Alexander Monakov <amonakov@ispras.ru>
878 PR rtl-optimization/42389
879 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
881 (advance_state_on_fence): Likewise.
882 (sel_target_adjust_priority): Print debug output only when
883 sched_verbose >= 4, not 2.
884 (get_expr_cost): Do not issue all unique insns on the next cycle.
885 (fill_insns): Initialize can_issue_more from the value saved
887 * sel-sched-ir.c (flist_add): New parameter issue_more.
888 Init FENCE_ISSUE_MORE with it.
889 (merge_fences): Likewise.
890 (init_fences): Update call to flist_add.
891 (add_to_fences, add_clean_fence_to_fences)
892 (add_dirty_fence_to_fences): Likewise.
893 (move_fence_to_fences): Update call to merge_fences.
894 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
896 * sel-sched-ir.h (struct _fence): New field issue_more.
897 (FENCE_ISSUE_MORE): New accessor macro.
899 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
901 PR rtl-optimization/42388
902 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
903 that have no predecessors nor successors. Do not call move_bb_info
904 for empty blocks outside of current region.
906 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
908 PR rtl-optimization/42294
909 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
910 * sel-sched.c (move_exprs_to_boundary): Transitively add all
911 originators' originators.
913 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
915 PR rtl-optimization/39453
916 PR rtl-optimization/42246
917 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
919 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
921 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
922 Alexander Monakov <amonakov@ispras.ru>
925 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
926 (maybe_tidy_empty_bb): ... here. Make static. Add new
927 argument. Update all callers.
928 (tidy_control_flow): ... and here. Recompute topological order
929 of basic blocks in region if necessary.
930 (sel_redirect_edge_and_branch): Change return type. Return true
931 if topological order might have been invalidated.
932 (purge_empty_blocks): Export and move from...
933 * sel-sched.c (purge_empty_blocks): ... here.
934 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
935 (maybe_tidy_empty_bb): Delete prototype.
936 (purge_empty_blocks): Declare.
938 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
940 PR rtl-optimization/42249
941 * sel-sched.c (try_replace_dest_reg): When chosen register
942 and original register is the same, do not bail out early, but
943 still check all original insns for validity of replacing destination
944 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
947 2010-01-14 Jakub Jelinek <jakub@redhat.com>
950 Port from no-undefined-overflow branch:
951 2009-03-09 Richard Guenther <rguenther@suse.de>
953 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
955 2010-01-14 Richard Guenther <rguenther@suse.de>
958 * gimple.c (iterative_hash_gimple_type): Avoid hashing
961 2010-01-14 Ira Rosen <irar@il.ibm.com>
963 PR tree-optimization/42709
964 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
965 as scalar type in creation of constant vector operand.
967 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
970 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
971 (check-parallel-%): Match `testsuite' directory component only
974 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
977 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
980 2010-01-13 Richard Guenther <rguenther@suse.de>
982 PR tree-optimization/42730
983 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
986 2010-01-13 Steve Ellcey <sje@cup.hp.com>
989 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
990 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
993 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
995 * config/bfin/libgcc-bfin.ver: Regenerate based on current
996 libgcc-std.ver. Add entries for ___smulsi3_highpart and
999 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
1000 rather than schedule_insns if the pass is enabled.
1002 2010-01-13 Martin Jambor <mjambor@suse.cz>
1004 PR tree-optimization/42704
1005 * tree-sra.c (sra_modify_assign): Do not delete assignments to
1008 2010-01-13 Martin Jambor <mjambor@suse.cz>
1010 PR tree-optimization/42703
1011 * tree-sra.c (analyze_access_subtree): Check that we can build a
1012 reference to the original data within the aggregate.
1014 2010-01-13 Richard Guenther <rguenther@suse.de>
1016 PR tree-optimization/42705
1017 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after
1020 2010-01-13 Richard Guenther <rguenther@suse.de>
1023 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
1025 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1028 * var-tracking.c (values_to_unmark): New variable.
1029 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1030 values_to_unmark vector. Moved body to...
1031 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1032 instead queue it into values_to_unmark vector.
1033 (vt_find_locations): Free values_to_unmark vector.
1035 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
1037 * config/s390/s390.c (override_options): Set
1038 default of max-pending-list-length to 256
1040 2010-01-13 Richard Guenther <rguenther@suse.de>
1043 * tree-pass.h (PROP_gimple_lcx): New.
1044 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
1045 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
1046 before the final cleanup_eh.
1047 (dump_properties): Dump PROP_gimple_lcx.
1048 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
1049 (tree_lower_complex_O0): Remove.
1050 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
1051 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
1052 tree_lower_complex, schedule TODO_update_ssa.
1053 * lto-streamer-out.c (output_function): Stream the functions
1055 * lto-streamer-in.c (input_function): Likewise.
1056 (lto_read_body): Do not override them here.
1058 2010-01-12 Joseph Myers <joseph@codesourcery.com>
1061 * c-typeck.c (build_c_cast): Fold value cast to union type before
1062 wrapping it in a CONSTRUCTOR.
1064 2010-01-12 Jakub Jelinek <jakub@redhat.com>
1066 PR rtl-optimization/42699
1067 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
1070 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1072 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1073 SUBTARGET_WARN_UNUSED_SPEC): Move ...
1074 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1075 SUBTARGET_WARN_UNUSED_SPEC): ... here
1076 * config/mips/iris5.h (LIBGCC_SPEC): Define.
1078 2010-01-12 Julian Brown <julian@codesourcery.com>
1080 * config/arm/neon-schedgen.ml (Utils): Don't try to
1081 open missing module.
1082 (find_with_result): New.
1084 2010-01-12 Jakub Jelinek <jakub@redhat.com>
1087 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
1088 sharing when canonicalizing ({lt,ge}u (plus a b) b).
1090 PR tree-optimization/42645
1091 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
1092 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
1093 decl_map, set processing_debug_stmt to -1 and return name without
1096 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
1098 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
1099 binutils version, and reword target configuration description.
1101 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1103 * config/avr/avr.h (LINKER_NAME): Remove.
1105 2010-01-11 Janis Johnson <janis187@us.ibm.com>
1108 * config/rs6000/rs6000.c (rs6000_override_options): On targets
1109 that support VSX, warn for -mno-altivec if vsx is not disabled,
1112 2010-01-11 Joseph Myers <joseph@codesourcery.com>
1113 Shujing Zhao <pearly.zhao@oracle.com>
1115 PR translation/42469
1116 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
1117 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
1118 character between option name and help text.
1119 * c.opt (imultilib): Likewise.
1121 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
1123 * lto-streamer-out.c (output_unreferenced_globals): Output static
1126 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
1128 PR rtl-optimization/42621
1129 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
1130 optimizing for size.
1131 (duplicate_computed_gotos): Remove now-redundant check.
1133 2010-01-10 Steve Ellcey <sje@cup.hp.com>
1136 * configure.ac: Save and restore LDFLAGS and LIBS
1137 * configure: Regenerate.
1139 2010-01-10 Richard Guenther <rguenther@suse.de>
1142 * builtins.c (fold_builtin_strlen): Add type argument and
1143 convert the resulting length to it.
1144 (fold_builtin_1): Adjust.
1146 2010-01-09 Jakub Jelinek <jakub@redhat.com>
1148 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
1149 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
1151 (num_insns_constant_wide): Adjust for that change.
1153 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1156 * web.c (union_defs): Add used argument, to combine uses of
1158 (entry_register): Adjust type and tests of used argument.
1159 (web_main): Widen used for new use. Pass it to union_defs.
1160 * df.h (union_defs): Adjust prototype.
1162 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1165 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
1166 uses in new incoming argument. Free body.
1167 (reset_debug_uses_in_loop): New.
1168 (analyze_insn_to_expand_var): Call the latter if the former found
1169 anything. Fix whitespace. Reject invalid dest overlaps before
1170 going through all insns in the loop.
1172 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1175 * haifa-sched.c (dying_use_p): Debug insns don't count.
1177 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1180 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
1181 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
1182 (verify_gimple_call): Reject LHS in noreturn calls.
1184 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1188 * tree-vect-loop-manip.c (adjust_info): New type.
1189 (adjust_vec): New pointer to vector.
1190 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
1191 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
1192 (slpeel_update_phis_for_duplicate_loop): Use them.
1193 (slpeel_update_phi_nodes_for_guard1): Likewise.
1194 (slpeel_update_phi_nodes_for_guard2): Likewise.
1195 (slpeel_tree_peel_loop_to_edge): Likewise.
1196 (vect_update_ivs_after_vectorizer): Likewise.
1198 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1200 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
1201 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
1203 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1205 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
1206 bogus uninitialized warning.
1208 2010-01-09 Richard Guenther <rguenther@suse.de>
1211 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
1212 the evolution is compatible with the initial condition.
1214 2010-01-09 Jakub Jelinek <jakub@redhat.com>
1216 * gcc.c (process_command): Update copyright notice dates.
1217 * gcov.c (print_version): Likewise.
1218 * gcov-dump.c (print_version): Likewise.
1219 * mips-tfile.c (main): Likewise.
1220 * mips-tdump.c (main): Likewise.
1222 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1225 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
1227 (rotlhi3_8): Delete.
1229 (rotlsi3_8): Delete.
1230 (rotlsi3_16): Delete.
1231 (rotlsi3_24): Delete.
1233 (*rotw<mode>3): New.
1234 (*rotb<mode>3): New.
1235 * config/avr/avr.c (avr_rotate_bytes): New function.
1236 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
1238 2010-01-08 Steve Ellcey <sje@cup.hp.com>
1241 * configure.ac: Modify -rdynamic check.
1242 * configure: Regenerate.
1244 2010-01-08 DJ Delorie <dj@redhat.com>
1246 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
1247 register popping order.
1249 2010-01-08 Richard Guenther <rguenther@suse.de>
1252 * c.opt (fsigned-char): Also let LTO handle this option.
1253 (funsigned-char): Likewise.
1255 2010-01-07 Richard Guenther <rguenther@suse.de>
1257 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
1258 (gimple_op): Likewise.
1259 (gimple_op_ptr): Likewise.
1260 (gimple_assign_set_lhs): Remove gcc_assert.
1261 (gimple_assign_set_rhs1): Likewise.
1262 (gimple_assign_set_rhs2): Likewise.
1263 (gimple_call_set_lhs): Likewise.
1264 (gimple_call_set_fn): Likewise.
1265 (gimple_call_set_fndecl): Likewise.
1266 (gimple_call_fndecl): Likewise.
1267 (gimple_call_return_type): Likewise.
1268 (gimple_call_set_chain): Likewise.
1269 (gimple_call_num_args): Likewise.
1270 (gimple_call_set_arg): Likewise.
1271 (gimple_cond_set_code): Likewise.
1272 (gimple_cond_set_lhs): Likewise.
1273 (gimple_cond_set_rhs): Likewise.
1274 (gimple_cond_set_true_label): Likewise.
1275 (gimple_cond_set_false_label): Likewise.
1276 (gimple_label_set_label): Likewise.
1277 (gimple_goto_set_dest): Likewise.
1278 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
1279 (gimple_debug_bind_get_value): Likewise.
1280 (gimple_debug_bind_get_value_ptr): Likewise.
1281 (gimple_debug_bind_set_var): Likewise.
1282 (gimple_debug_bind_set_value): Likewise.
1283 (gimple_debug_bind_reset_value): Likewise.
1284 (gimple_debug_bind_has_value_p): Likewise.
1285 (gimple_return_retval_ptr): Remove gcc_assert.
1286 (gimple_return_retval): Likewise.
1287 (gimple_return_set_retval): Likewise.
1288 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
1289 (safe_referenced_var_iterator): Remove.
1290 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
1291 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
1292 (fill_referenced_var_vec): Remove.
1293 (first_readonly_imm_use): Remove redundant gcc_assert.
1294 (phi_arg_index_from_use): Combine gcc_asserts.
1295 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
1296 (first_imm_use_stmt): Remove redundant gcc_assert.
1297 * tree-cfg.c (verify_gimple_call): Verify function and chain
1298 operands. Verify arguments.
1299 (verify_types_in_gimple_stmt): Verify condition code and labels.
1301 2010-01-07 Richard Guenther <rguenther@suse.de>
1303 PR tree-optimization/42641
1304 * sese.c (rename_map_elt_info): Use the SSA name version, do
1307 2010-01-07 Jakub Jelinek <jakub@redhat.com>
1309 PR tree-optimization/42625
1310 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
1311 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body
1314 2010-01-07 Duncan Sands <baldrick@free.fr>
1316 * Makefile.in (PLUGIN_HEADERS): Add version.h.
1318 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
1321 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
1322 note itself is not function_invariant_p.
1324 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
1326 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
1327 Do not add the DF_NOTE problem.
1328 * store-motion.c (execute_rtl_store_motion): Likewise.
1330 2010-01-07 Martin Jambor <mjambor@suse.cz>
1332 PR tree-optimization/42157
1333 * tree-sra.c (compare_access_positions): Stabilize sort if both
1334 accesses have integer types, return zero immediately if they are the
1337 2010-01-06 Richard Henderson <rth@redhat.com>
1340 * haifa-sched.c (add_to_note_list): Merge into ...
1341 (concat_note_lists): ... here, and ...
1342 (unlink_other_notes, rm_other_notes): Merge into...
1343 (remove_notes): ... here. Create REG_SAVE_NOTEs for
1344 NOTE_INSN_EPILOGUE_BEG.
1346 2010-01-06 Richard Guenther <rguenther@suse.de>
1348 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
1349 not inline regular functions into always-inline functions.
1351 2010-01-06 Nick Clifton <nickc@redhat.com>
1353 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
1354 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
1356 (OVERRIDE_OPTIONS): Delete.
1357 (OPTIMIZATION_OPTIONS): Define.
1358 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
1359 * config/rx/rx.c (rx_handle_option): Issue an error message if
1360 -mcpu=rx200 and -fpu are used together.
1361 (rx_set_optimization_options): New function. Issue an error
1362 message if an optimization attribute attempts to reset the FPU/
1363 math optimization pairing.
1364 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
1365 * config/rx/rx.opt: Set the default to 32-bit doubles.
1366 * config/rx/t-rx: Add multilibs for -nofpu option.
1367 * doc/invoke.texi: Update documentation of RX options.
1369 2010-01-06 Richard Guenther <rguenther@suse.de>
1371 * tree-ssa-pre.c (name_to_id): New global.
1372 (alloc_expression_id): Simplify SSA name handling.
1373 (lookup_expression_id): Likewise.
1374 (init_pre): Zero name_to_id.
1375 (fini_pre): Free it.
1377 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
1379 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
1381 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
1384 * config/i386/sse.md (smaxv2di3): New.
1385 (umaxv2di3): Likewise.
1386 (sminv2di3): Likewise.
1387 (uminv2di3): Likewise.
1389 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
1392 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
1393 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
1394 (legitimize_tls_address): Likewise.
1395 (sparc_tls_referenced_p): Likewise.
1396 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
1397 and adjust calls to legitimize_pic_address.
1398 (legitimate_constant_p) Use sparc_tls_referenced_p.
1399 (legitimate_pic_operand_p): Likewise.
1400 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
1401 (sparc_tls_symbol_ref_1): Delete.
1402 (sparc_tls_referenced_p): Make static, recognize specific patterns.
1403 (legitimize_tls_address): Make static, handle CONST patterns.
1404 (legitimize_pic_address): Make static, remove unused parameter and
1405 adjust recursive calls.
1406 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
1407 and adjust call to legitimize_pic_address.
1408 (sparc_output_mi_thunk): Likewise.
1410 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
1411 H.J. Lu <hongjiu.lu@intel.com>
1414 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
1415 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
1416 operands to make them signed.
1419 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1422 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
1423 GTU to GT for V4SI and V2DI.
1425 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
1426 (umin<mode>3): Removed.
1428 (uminv4si3): Likewise.
1430 2010-01-05 Martin Jambor <mjambor@suse.cz>
1432 PR tree-optimization/42462
1433 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
1434 current_function_decl to helper functions and macros.
1436 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1439 * flags.h: Don't include real.h.
1440 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
1441 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
1442 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
1443 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
1444 * dominance.c: Update copyright.
1445 * gimple.c (walk_gimple_op): Remove inline.
1446 * tree-ssa-reassoc.c: Include real.h.
1447 * Makefile.in (FLAGS_H): Remove $(REAL_H).
1448 (tree-ssa-reassoc.o): Depend on $(REAL_H).
1450 2010-01-05 Nick Clifton <nickc@redhat.com>
1452 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
1453 register to push into the stack frame when the accumulator has to
1454 be saved during interrupts.
1456 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
1458 * doc/invoke.texi: Remove the documentation about option
1460 * common.opt (Wunreachable-code): Preserved for backward
1462 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
1463 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
1464 the backward compatibility flag section.
1466 2010-01-05 Richard Guenther <rguenther@suse.de>
1468 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
1470 2010-01-05 Jakub Jelinek <jakub@redhat.com>
1473 * cfgexpand.c (expand_one_var): Diagnose too large variables.
1475 PR tree-optimization/42508
1476 * tree-sra.c (convert_callers): Check for recursive call
1477 by comparing cgraph nodes instead of decls.
1478 (modify_function): Call ipa_modify_formal_parameters also
1479 on all same_body aliases.
1481 * cgraphunit.c (cgraph_materialize_all_clones): Compare
1482 cgraph nodes when checking for same_body aliases.
1484 2010-01-05 Richard Guenther <rguenther@suse.de>
1486 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
1487 allocation and lookup.
1488 (get_or_alloc_expr_for_constant): Likewise.
1489 (phi_translate): Sink allocation.
1491 2010-01-04 Richard Guenther <rguenther@suse.de>
1493 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
1494 a new entry only if needed.
1495 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
1496 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
1498 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
1500 (phi_translate): Handle CONSTANTs early.
1502 2010-01-04 Martin Jambor <mjambor@suse.cz>
1504 PR tree-optimization/42398
1505 * tree-sra.c (struct access): Removed flag grp_different_types.
1506 (dump_access): Do not dump the removed flag.
1507 (sort_and_splice_var_accesses): Do not set the removed flag.
1508 (sra_modify_expr): Check for type compatibility directly.
1510 2010-01-04 Martin Jambor <mjambor@suse.cz>
1512 PR tree-optimization/42366
1513 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
1514 edges with variable number of parameters.
1515 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
1516 flag instead of asserting it.
1517 (ipa_read_node_info): Read uses_analysis_done flag.
1519 2010-01-04 Richard Guenther <rguenther@suse.de>
1521 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
1522 iterative_hash_* as intended.
1523 (vn_reference_compute_hash): Likewise. Simplify hashing
1525 (vn_reference_lookup_2): Likewise.
1526 (vn_nary_op_compute_hash): Likewise.
1527 (vn_phi_compute_hash): Likewise.
1528 (expressions_equal_p): Remove strange code.
1529 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
1530 (pre_expr_hash): Likewise. Simplify hashing SSA names.
1531 (bitmap_insert_into_set_1): Take value-id as parameter.
1532 (add_to_value): Pass it.
1533 (bitmap_insert_into_set): Likewise.
1534 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
1536 2010-01-04 Jakub Jelinek <jakub@redhat.com>
1539 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
1540 (do_self_spec): For switches with SWITCH_IGNORE set set also
1541 SWITCH_IGNORE_PERMANENTLY.
1542 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
1545 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
1547 * lto-streamer-out.c (output_unreferenced_globals): Output the full
1548 tree of an unreferenced global var.
1550 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1553 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
1554 GTU to GT for V4SI and V2DI.
1556 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
1557 (umin<mode>3): Removed.
1559 (uminv4si3): Likewise.
1561 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1564 * collect2.c (main): Turn on trace in collect2 if -v is passed
1567 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
1569 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
1570 description of expression operand.
1572 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
1574 * configure.ac: Add install-html to target_list for Make-hooks.
1575 * configure: Regenerate.
1576 * fortran/Make-lang.in (F95_HTMLFILES): New.
1577 (fortran.html): Use it.
1578 (fortran.install-html): New.
1579 * Makefile.in (install-html): Add lang.install-html.
1580 * java/Make-lang.in (JAVA_HTMLFILES): New.
1581 (java.html): Use it.
1582 (java.install-html): New.
1583 * objc/Make-lang.in (objc.install-html): New.
1584 * objcp/Make-lang.in (obj-c++.install-html): New.
1585 * cp/Make-lang.in (c++.install-html): New.
1586 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
1587 * lto/Make-lang.in (lto.install-html): New.
1589 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
1592 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
1594 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
1596 PR rtl-optimization/41862
1597 * store-motion.c (store_killed_in_insn, compute_store_table,
1598 remove_reachable_equiv_notes, replace_store_insn,
1599 build_store_vectors): Ignore all DEBUG_INSNs.
1601 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
1604 * common.opt: Add dumpdir.
1606 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
1608 (option_map): Add --dumpdir.
1610 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
1612 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
1614 * opts.c (decode_options): Try dump_dir_name first if
1615 dump_base_name isn't an absolute path.
1616 (common_handle_option): Handle OPT_dumpdir.
1618 * toplev.c (dump_dir_name): New.
1619 (print_switch_values): Also ignore -dumpdir.
1621 * toplev.h (dump_dir_name): New.
1623 2010-01-03 Richard Guenther <rguenther@suse.de>
1625 PR tree-optimization/42589
1626 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
1627 double-word expansion of bswap32.
1629 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
1631 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
1632 with BLOCK_FOR_INSN.
1633 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
1634 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
1635 noce_process_if_block): Likewise.
1636 * gcse.c (compute_local_properties, insert_expr_in_table,
1637 insert_set_in_table, canon_list_insert, find_avail_set,
1638 pre_insert_copy_insn): Likewise.
1640 * basic-block.h (BLOCK_NUM): Move from here...
1641 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
1643 2010-01-03 Richard Guenther <rguenther@suse.de>
1645 PR tree-optimization/42438
1646 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
1647 contains_may_not_return_call flag.
1648 (BB_MAY_NOTRETURN): New.
1649 (valid_in_sets): Trapping nary operations are not valid
1650 in blocks that may not return.
1651 (insert_into_preds_of_block): Remove check for trapping
1653 (compute_avail): Compute also BB_MAY_NOTRETURN.
1655 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
1657 * doc/invoke.texi: Add 2010 to copyright years.
1659 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
1661 * config/sparc/sparc.c: Fix formatting nits.
1663 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
1664 Alexander Monakov <amonakov@ispras.ru>
1666 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
1668 2010-01-02 Richard Guenther <rguenther@suse.de>
1671 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
1672 (simplify_switch_using_ranges): Mark to be removed edges
1675 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1677 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
1679 * collect2.c (scan_libraries): Add missing argument in call to
1682 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
1685 * config/alpha/predicates.md (aligned_memory_operand): Return false
1687 (unaligned_memory_operand): Return true for CQImode.
1688 * config/alpha/alpha.c (get_aligned_mem): Assert that location
1689 doesn not cross aligned SImode word boundary.
1691 2010-01-02 Anatoly Sokolov <aesok@post.ru>
1693 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
1695 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
1696 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
1698 2010-01-02 Richard Guenther <rguenther@suse.de>
1701 * toplev.c (compile_file): Emit LTO marker properly. Change
1703 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
1705 2010-01-01 Richard Guenther <rguenther@suse.de>
1708 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
1710 2010-01-01 Richard Guenther <rguenther@suse.de>
1713 * c-decl.c (grokdeclarator): For zero-size arrays force
1714 structural equality checks as layout_type does.
1716 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
1718 * builtins.c: Update copyright to 2010.
1720 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
1723 * lto-streamer-out.c (produce_asm): Revert the last change.
1724 (copy_function): Likewise.
1726 * lto-streamer.c (lto_get_section_name): Skip any leading
1729 2010-01-01 Richard Guenther <rguenther@suse.de>
1732 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
1736 Copyright (C) 2010 Free Software Foundation, Inc.
1738 Copying and distribution of this file, with or without modification,
1739 are permitted in any medium without royalty provided the copyright
1740 notice and this notice are preserved.