1 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
5 (s390_expand_setmem): Likewise.
6 (s390_expand_cmpmem): Likewise.
8 2010-04-08 Richard Guenther <rguenther@suse.de>
10 PR tree-optimization/43679
11 * tree-ssa-pre.c (eliminate): Only propagate copies.
13 2010-04-08 Jakub Jelinek <jakub@redhat.com>
16 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
17 set but not used variable warning.
19 2010-04-08 Wei Guozhi <carrot@google.com>
22 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
23 (arm_size_rtx_costs): Call the new function when optimized for size.
25 2010-04-08 Jakub Jelinek <jakub@redhat.com>
28 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
29 op0 is not a MEM, just return NULL instead of assertion
31 (discover_nonconstant_array_refs): Don't walk debug stmts.
33 2010-04-08 Doug Kwan <dougkwan@google.com>
35 * configure.ac: Recognize gold and do not use its version number
37 * configure: Regenerate.
39 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
42 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
43 (negate_value): Move code to push elements to broken_up_substracts ...
44 (eliminate_plus_minus_pair): ... here. Push operands that have no
45 negative pair to plus_negates.
46 (repropagate_negates, init_reassoc, fini_reassoc): Update.
48 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
50 * doc/install.texi (Configuration): Move description of
51 --enable-lto, --with-libelf*, --enable-gold from Java section to
54 * doc/generic.texi (Working with declarations)
55 (Function Properties, C and C++ Trees): Fix typos.
56 * doc/sourcebuild.texi (Top Level): Likewise.
58 2010-04-07 Jakub Jelinek <jakub@redhat.com>
61 * tree.h (DECL_READ_P): Define.
62 (struct tree_decl_common): Add decl_read_flag.
63 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
64 a set but not used warning.
65 (merge_decls): Merge DECL_READ_P flag.
66 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
67 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
68 * c-common.c (handle_used_attribute, handle_unused_attribute):
70 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
72 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
74 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
75 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
76 c_parser_binary_expression, c_parser_cast_expression,
77 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
78 Call default_function_array_read_conversion instead of
79 default_function_array_conversion where needed.
80 (c_parser_unary_expression, c_parser_conditional_expression,
81 c_parser_postfix_expression_after_primary, c_parser_initelt):
82 Likewise. Call mark_exp_read where needed.
83 (c_parser_statement_after_labels, c_parser_asm_operands,
84 c_parser_typeof_specifier, c_parser_sizeof_expression,
85 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
87 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
89 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
90 (warn_unused_but_set_parameter): Default to warn_unused
92 * doc/invoke.texi: Document -Wunused-but-set-variable and
93 -Wunused-but-set-parameter.
95 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
97 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
98 when operandN variables aren't used in the body of the expander
100 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
101 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
102 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
103 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
104 FOR_EACH_IMM_USE_ON_STMT): Likewise.
105 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
106 * tree.c (PROCESS_ARG): Likewise.
108 2010-04-07 Simon Baldwin <simonb@google.com>
110 * diagnostic.h (diagnostic_override_option_index): New macro to
111 set a diagnostic's option_index.
112 * c-tree.h (c_cpp_error): Add warning reason argument.
113 * opts.c (_warning_as_error_callback): New.
114 (register_warning_as_error_callback): Store callback for
115 warnings enabled via enable_warning_as_error.
116 (enable_warning_as_error): Call callback, minor code tidy.
117 * opts.h (register_warning_as_error_callback): Declare.
118 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
119 response to -Werror=.
120 (c_common_init_options): Register warning_as_error_callback in opts.c.
121 * common.opt: Add -Wno-cpp option.
122 * c-common.c (struct reason_option_codes_t): Map cpp warning
123 reason codes to gcc option indexes.
124 * (c_option_controlling_cpp_error): New function, lookup the gcc
125 option index for a cpp warning reason code.
126 * (c_cpp_error): Add warning reason argument, call
127 c_option_controlling_cpp_error for diagnostic_override_option_index.
128 * doc/invoke.texi: Document -Wno-cpp.
130 2010-04-07 Richard Guenther <rguenther@suse.de>
132 * ipa-reference.c (mark_load): Use get_base_address.
133 (mark_store): Likewise.
135 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
136 inserting GIMPLE_NOPs into the IL.
137 * tree-ssa-structalias.c (get_constraint_for_component_ref):
138 Explicitly strip handled components and indirect references.
140 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
141 folding address expressions.
142 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
143 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
144 operand_equal_p to compare decls.
145 (ptr_deref_may_alias_decl_p): Likewise.
146 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
147 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
148 Handle reversed comparison ops.
149 * tree-sra.c (asm_visit_addr): Use get_base_address.
150 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use
152 * ipa-reference.c (mark_address): Use get_base_address.
154 2010-04-07 Richard Guenther <rguenther@suse.de>
156 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
157 Propagate constants everywhere.
159 2010-04-07 Jakub Jelinek <jakub@redhat.com>
162 * tree.c (MAX_INT_CACHED_PREC): Define.
163 (nonstandard_integer_type_cache): New array.
164 (build_nonstandard_integer_type): Cache results for precision
165 <= MAX_INT_CACHED_PREC.
167 2010-04-07 Richard Guenther <rguenther@suse.de>
169 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
170 -fargument-noalias-global, -fargument-noalias-anything): Remove.
171 * common.opt: Likewise.
172 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust
174 * alias.c (base_alias_check): Remove flag_argument_noalias
176 (nonoverlapping_memrefs_p): Likewise.
177 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
178 * opts.c (common_handle_option): Handle OPT_fargument_alias,
179 OPT_fargument_noalias, OPT_fargument_noalias_anything and
180 OPT_fargument_noalias_global for backward compatibility.
182 2010-04-07 Richard Guenther <rguenther@suse.de>
184 PR tree-optimization/43270
185 * tree-vrp.c (check_array_ref): Fix flexible array member
187 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
188 * tree-ssa-pre.c (phi_translate_1): Adjust.
189 (fully_constant_expression): Split out vn_reference handling to ...
190 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
191 Fold reads from constant strings.
192 (vn_reference_lookup): Handle fully constant references.
193 (vn_reference_lookup_pieces): Likewise.
194 * Makefile.in (expmed.o-warn): Add -Wno-error.
196 2010-04-07 Martin Jambor <mjambor@suse.cz>
198 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
200 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
203 * gcc.c: Add -static-libstdc++ to list of recognized options.
205 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
207 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to
210 2010-04-07 Richard Guenther <rguenther@suse.de>
213 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with
214 pointer bases build simple mem attributes to retain
215 points-to information.
217 2010-04-07 Richard Guenther <rguenther@suse.de>
220 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
221 preserve points-to related information.
223 2010-04-07 Richard Guenther <rguenther@suse.de>
226 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
227 discard plain indirect references.
228 * fold-const.c (operand_equal_p): Guard against NULL_TREE
230 * tree.c (tree_nop_conversion): Likewise.
232 2010-04-07 Dodji Seketeli <dodji@redhat.com>
235 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
237 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
239 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
240 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
242 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
244 * tree-if-conv.c: Fix indentation and comments.
246 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
248 * tree-if-conv.c: Sort static functions in topological order.
250 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
252 * tree-if-conv.c: Fix indentation and comments.
254 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
257 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
258 lang_hooks.types.type_for_size instead of build_nonstandard_integer_type.
259 When converting an unsigned type to signed, double its precision.
260 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
261 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
262 (graphite_create_new_loop_guard): When ub + 1 wraps around, use lb <= ub.
264 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
267 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
268 POINTER_PLUS_EXPR for pointer types.
270 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
273 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
274 * graphite-clast-to-gimple.c: Include langhooks.h.
275 (max_signed_precision_type): New.
276 (max_precision_type): Takes two types as arguments.
277 (precision_for_value): New.
278 (precision_for_interval): New.
279 (gcc_type_for_interval): New.
280 (gcc_type_for_value): New.
281 (gcc_type_for_clast_term): New.
282 (gcc_type_for_clast_red): New.
283 (gcc_type_for_clast_bin): New.
284 (gcc_type_for_clast_expr): Split up into several functions.
285 (gcc_type_for_clast_eq): Rewritten.
286 (compute_bounds_for_level): New.
287 (compute_type_for_level_1): New.
288 (compute_type_for_level): New.
289 (gcc_type_for_cloog_iv): Removed.
290 (gcc_type_for_iv_of_clast_loop): Rewritten.
291 (graphite_create_new_loop): Compute the lower and upper bound types
292 with gcc_type_for_clast_expr.
293 (graphite_create_new_loop_guard): Same.
294 (find_cloog_iv_in_expr): Removed.
295 (compute_cloog_iv_types_1): Removed.
296 (compute_cloog_iv_types): Removed.
297 (gloog): Do not call compute_cloog_iv_types.
298 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
300 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
301 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
302 (GBB_CLOOG_IV_TYPES): Removed.
304 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
306 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
307 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
308 (detect_commutative_reduction): Same.
310 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
312 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
313 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
315 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
316 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
317 (rewrite_commutative_reductions_out_of_ssa): Same.
318 * passes.c (execute_function_todo): Call verify_ssa for every pass
319 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
320 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
321 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
322 with an extra argument.
323 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
324 verify_ssa only when the extra argument is true.
325 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
326 with an extra argument.
327 (tree_transform_and_unroll_loop): Same.
329 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
331 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
332 for all the passes of the LNO having LOOP_CLOSED_SSA.
333 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
334 * tree-loop-distribution.c (pass_loop_distribution): Same.
335 * tree-pass.h (TODO_verify_loops): Removed.
336 * tree-ssa-loop.c (pass_tree_loop_init): Same.
338 (pass_tree_unswitch): Same.
339 (pass_predcom): Same.
340 (pass_vectorize): Same.
341 (pass_linear_transform): Same.
342 (pass_graphite_transforms): Same.
343 (pass_iv_canon): Same.
344 (pass_complete_unroll): Same.
345 (pass_complete_unrolli): Same.
346 (pass_parallelize_loops): Same.
347 (pass_loop_prefetch): Same.
348 (pass_iv_optimize): Same.
350 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
353 * passes.c (init_optimization_passes): Move pass_lim before
354 pass_copy_prop and pass_dce_loop.
356 2010-04-06 Jakub Jelinek <jakub@redhat.com>
359 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
360 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
361 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
362 MULTI_* defines for 4 argument vpermil2p* builtins.
364 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
366 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
367 * config/i386/i386.c (x86_maybe_negate_const_int): New.
368 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
369 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
370 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
371 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
372 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
373 Use x86_maybe_negate_const_int to output insn mnemonic.
374 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
375 check from instruction predicate. Update comments.
376 * config/i386/sync.md (sync_add<mode>): Use
377 x86_maybe_negate_const_int to output insn mnemonic.
379 2010-04-06 Jan Hubicka <jh@suse.cz>
381 PR tree-optimization/42906
382 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
383 IGNORE_SELF argument. Set visited_control_parents for fully
385 (find_obviously_necessary_stmts): Update call of
386 mark_control_dependent_edges_necessary.
387 (propagate_necessity): Likewise. Handle PHI edges more curefully.
389 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
391 * config/i386/i386.md: Remove comment about 'e' and 'E'
394 2010-04-06 Richard Guenther <rguenther@suse.de>
396 PR tree-optimization/43627
397 * tree-vrp.c (extract_range_from_unary_expr): Widenings
398 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
401 2010-04-06 Jakub Jelinek <jakub@redhat.com>
403 * BASE-VER: Change to 4.6.0.
406 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
409 2010-04-06 Richard Guenther <rguenther@suse.de>
412 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
414 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
416 * doc/invoke.texi (Optimize Options): Document that LTO
417 won't remove object access purely due to incompatible
420 2010-04-04 Matthias Klose <doko@ubuntu.com>
422 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
425 2010-04-03 Richard Guenther <rguenther@suse.de>
428 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
429 require a non-NULL MEM_OFFSET.
431 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
433 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
434 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
435 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
436 config/alpha/predicates.md, config/arm/arm.md,
437 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
438 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
439 config/darwin9.h, config/darwin.c, config/darwin.h,
440 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
441 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
442 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
443 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
444 config/mips/mips.md, config/mn10300/mn10300.c,
445 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
446 config/rs6000/aix.h, config/rs6000/dfp.md,
447 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
448 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
449 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
450 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
451 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
452 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
453 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
454 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
455 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
456 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
457 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
458 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
459 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
460 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
461 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
462 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
463 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
464 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
465 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
466 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
467 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
468 opt-functions.awk, opth-gen.awk, params.def, passes.c,
469 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
470 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
471 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
472 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
473 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
474 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
475 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
476 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
477 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
478 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
479 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
480 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
481 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
482 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
484 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
487 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
488 * aclocal.m4: Regenerate.
490 2010-04-02 Richard Guenther <rguenther@suse.de>
492 PR tree-optimization/43629
493 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
494 if we have seen a constant value.
496 2010-04-02 Joseph Myers <joseph@codesourcery.com>
498 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for
501 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
504 * arm.c (legitimize_tls_address): Adjust call to
505 gen_tls_load_dot_plus_four.
506 (arm_note_pic_base): New function.
507 (arm_cannot_copy_insn_p): Use it.
508 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
511 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
516 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
518 * Makefile.in ($(out_object_file)): Depend on
519 gt-$(basename $(notdir $(out_file))).h.
521 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
523 * config.gcc (lm32-*-rtems*): Add t-lm32.
525 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
527 * config.gcc: Add lm32-*-rtems*.
528 * config/lm32/rtems.h: New file.
530 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
533 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
535 2010-04-01 Jakub Jelinek <jakub@redhat.com>
537 * dwarf2out.c (output_compilation_unit_header): For
538 -gdwarf-4 use version 4 instead of version 3.
539 (output_line_info): For version 4 and above emit additional
540 maximum ops per insn header field.
541 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
543 * dwarf2out.c (is_c_family, is_java): Remove.
544 (lower_bound_default): New function.
545 (add_bound_info, gen_descr_array_type_die): Use it.
547 2010-04-01 Dodji Seketeli <dodji@redhat.com>
550 * dwarf2out.c (gen_variable_die): Allow debug info for variable
551 re-declaration when it happens in a function.
553 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
555 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
556 (cgraph_remove_function_insertion_hook): Same.
557 (cgraph_call_function_insertion_hooks): Same.
559 2010-04-01 Richard Guenther <rguenther@suse.de>
562 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
563 and TREE_THIS_VOLATILE.
564 (copy_ref_info): Likewise.
565 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
566 * tree.c (build6_stat): Ignore side-effects of all but arg5
567 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
570 2010-04-01 Richard Guenther <rguenther@suse.de>
572 PR tree-optimization/43607
573 * ipa-type-escape.c (check_call): Do not access non-existing
576 2010-04-01 Richard Guenther <rguenther@suse.de>
580 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
581 Jack Howarth <howarth@bromo.med.uc.edu>
583 * tree-profile.c (tree_init_ic_make_global_vars): Make static
586 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
588 * doc/install.texi (Prerequisites): Document libelf usability on
589 IRIX 5/6 and Solaris 2.
590 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
591 Update GNU as, GNU ld requirements.
592 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
593 Document Sun Studio compiler download.
594 Update and simplify as, ld recommendations.
595 (Specific, *-*-solaris2.7): Note obsoletion, removal.
597 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
599 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
600 with_tune_32 to pentium4.
602 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
604 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
606 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
608 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
611 Document GNU as requirement.
612 Update configure requirements.
613 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion,
615 Recomment IRIX 6.5.18+.
616 Document IDF/IDL requirement.
617 Document GNU as requirement.
618 Document GNU ld bootstrap failure.
619 Remove freeware.sgi.com reference.
621 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
623 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
624 UNIX V4.0, V5.0 obsoletion, removal.
625 Remove --with-gc=simple reference.
626 Update VM requirements during bootstrap.
627 Remove -oldas bootstrap description.
628 Update binutils reference.
629 Remove comparison failure note.
631 2010-03-31 Richard Guenther <rguenther@suse.de>
632 Zdenek Dvorak <ook@ucw.cz>
633 Sebastian Pop <sebastian.pop@amd.com>
636 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
637 with multiple arguments.
638 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
640 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
642 * graphite-dependences.c (print_pddr): Call print_pdr with an
644 * graphite-poly.c (debug_pdr): Add an extra argument for the
647 (print_pbb_domain): Same.
649 (print_scop_context): Same.
652 (debug_pbb_domain): Same.
656 (debug_scop_context): Same.
659 (print_scop_params): Same.
660 (debug_scop_params): Same.
661 (print_iteration_domain): Same.
662 (print_iteration_domains): Same.
663 (debug_iteration_domain): Same.
664 (debug_iteration_domains): Same.
665 (print_scattering_function): Same.
666 (print_scattering_functions): Same.
667 (debug_scattering_function): Same.
668 (debug_scattering_functions): Same.
669 * graphite-poly.h (debug_pdr): Update declaration.
671 (print_pbb_domain): Same.
673 (print_scop_context): Same.
676 (debug_pbb_domain): Same.
680 (debug_scop_context): Same.
683 (print_scop_params): Same.
684 (debug_scop_params): Same.
685 (print_iteration_domain): Same.
686 (print_iteration_domains): Same.
687 (debug_iteration_domain): Same.
688 (debug_iteration_domains): Same.
689 (print_scattering_function): Same.
690 (print_scattering_functions): Same.
691 (debug_scattering_function): Same.
692 (debug_scattering_functions): Same.
694 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
696 * graphite-poly.c (print_scattering_function_1): New.
697 (print_scattering_function): Call it.
698 (print_scop_params): Remove spaces at the end of lines.
701 * graphite-poly.h (print_cloog): Declared.
702 (debug_cloog): Declared.
704 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
706 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
708 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
709 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
710 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
711 to switch between adding the IV bump in loop->latch or in loop->header.
713 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
715 * graphite-poly.c (print_scattering_function): Pretty print following
718 (print_pbb_domain): Same.
719 (dump_gbb_cases): Same.
720 (dump_gbb_conditions): Same.
723 (print_scop_params): Same.
724 (print_scop_context): Same.
726 (print_pbb_body): New.
727 (lst_indent_to): New.
728 (print_lst): Start new lines with a #.
729 * graphite-poly.h (pbb_bb): New.
730 (pbb_index): Use pbb_bb.
731 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
733 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
735 2010-03-31 Jakub Jelinek <jakub@redhat.com>
737 * dwarf2out.c (size_of_die): For -gdwarf-4 use
738 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
739 and 0 instead of 1 for dw_val_class_flag.
740 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
741 dw_val_class_range_list, dw_val_class_loc_list,
742 dw_val_class_lineptr and dw_val_class_macptr, use
743 DW_FORM_flag_present for dw_val_class_flag and
744 DW_FORM_exprloc for dw_val_class_loc.
745 (output_die): For -gdwarf-4 print dw_val_class_loc
746 size as uleb128 instead of 1 or 2 bytes and don't print
747 anything for dw_val_class_flag.
749 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
750 instead of cselib_lookup following by tweaking locs->setting_insn.
753 * cselib.c (cselib_process_insn): Clear cselib_current_insn
754 even before returning from label, setjmp call or volatile asm
757 2010-03-31 Richard Guenther <rguenther@suse.de>
760 * cgraphunit.c (cgraph_output_in_order): Do not allocate
761 temporary data on stack.
763 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
765 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
766 (PUSHSECTION_ASM_OP): Remove.
767 (POPSECTION_ASM_OP): Remove.
768 (PUSHSECTION_FORMAT): Remove.
769 * config/sol2.h (PUSHSECTION_FORMAT): Define.
770 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
771 * config/sol2.c (solaris_output_init_fini): Use it.
773 2010-03-31 Jie Zhang <jie@codesourcery.com>
776 * opt-functions.awk (var_type_struct): Use signed char type
777 for simple variables.
779 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
781 * config/sol2.c: Include output.h.
782 (solaris_assemble_visibility): New function.
783 * config/t-sol2 (sol2.o): Add output.h dependency.
784 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
785 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
788 2010-03-31 Jakub Jelinek <jakub@redhat.com>
791 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
792 V2SImode or XFmode on PRE_DEC.
795 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
798 2010-03-31 Jie Zhang <jie@codesourcery.com>
801 * reload.h (caller_save_initialized_p): Declare.
802 * toplev.c (backend_init_target): Don't call
803 init_caller_save but set caller_save_initialized_p to false.
804 * caller-save.c (caller_save_initialized_p): Define.
805 (init_caller_save): Check caller_save_initialized_p.
806 * ira.c (ira): Call init_caller_save if flag_caller_saves.
808 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
811 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
812 and soft-fp/t-softfp to tmake_file.
813 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
814 (LIBGCC2_TF_CEXT): Define.
817 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
820 * cselib.c (n_useless_values): Document handling of debug locs.
821 (n_useless_debug_values, n_debug_values): New variables.
822 (new_elt_loc_list): Don't add to debug values, keep count.
823 (promote_debug_loc): New.
824 (cselib_reset_table): Zero new variables.
825 (entry_and_rtx_equal_p): Promote debug locs.
826 (discard_useless_locs): Increment n_useless_debug_values for
828 (remove_useless_values): Adjust n_useless_values and n_debug_values
829 with n_useless_debug_values.
830 (add_mem_for_addr): Promote debug locs.
831 (cselib_lookup_mem): Likewise.
832 (cselib_lookup_addr): Renamed to...
833 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
834 (cselib_log_lookup): ... this. Turn into...
835 (cselib_lookup_addr): ... new wrapper.
836 (cselib_lookup_from_insn): New.
837 (cselib_invalidate_regno): Increment n_useless_debug_values for
839 (cselib_invalidate_mem): Likewise.
840 (cselib_process_insn): Take n_deleted and n_debug_values into
841 account to guard remove_useless_value call.
842 (cselib_finish): Zero n_useless_debug_values.
843 * cselib.h (cselib_lookup_from_insn): Declare.
844 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
845 (sched_analyze_2): Likewise.
847 2010-03-30 Jakub Jelinek <jakub@redhat.com>
849 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
851 (adjust_mems): Replace narrowing SUBREG of expression containing
852 just PLUS, MINUS, MULT and ASHIFT of registers and constants
853 with operations in the narrower mode.
856 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
857 regs_invalidated_by_call instead all call_used_reg_set registers.
859 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
862 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
863 pointer comparisons with types_compatible_p.
864 * tree-vect-stmts.c (vectorizable_call): Same.
865 (vectorizable_condition): Same.
867 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
869 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
870 stack check if the mask would be zero.
872 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
873 Jack Howarth <howarth@bromo.med.uc.edu>
875 * tree-profile.c (tree_init_ic_make_global_vars): Make static
878 2010-03-30 Joseph Myers <joseph@codesourcery.com>
881 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
883 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
884 Include ___unordxf2 and ___unordtf2.
885 * config/i386/libgcc-glibc.ver: Do not define inheritance from
888 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
890 * config/lm32/t-lm32: New file.
891 * config.gcc: Use the above file when targetting lm32.
893 2010-03-28 Duncan Sands <baldrick@free.fr>
895 * Makefile.in (PLUGIN_HEADERS): Add except.h.
897 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
900 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
901 Improve vectorization cost model diagnostic.
903 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
906 * tree-vect-data-refs.c (vect_analyze_data_refs): When
907 compute_data_dependences_for_loop returns false, early exit
908 and output an extra diagnostic for the failed data reference
911 2010-03-29 Richard Guenther <rguenther@suse.de>
913 PR tree-optimization/43560
914 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
915 (can_sm_ref_p): Treat stores to readonly locations as trapping.
917 2010-03-29 Jie Zhang <jie@codesourcery.com>
920 * toplev.c (process_options): Set optimization_default_node
921 and optimization_current_node.
922 * opts.c (decode_options): Don't set optimization_default_node
923 and optimization_current_node.
925 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
927 * config/rtems.h: Abandon -qrtems_debug.
929 2010-03-28 Jan Hubicka <jh@suse.cz>
931 PR tree-optimization/43505
932 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
933 map should not be copied.
935 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
938 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
939 cdtors, set DECL_PRESERVE_P.
940 * ipa.c (cgraph_externally_visible_p): Return true if declaration
943 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
945 PR tree-optimization/43528
946 * stor-layout.c (place_field): Check that constant fits into
947 unsigned HWI when skipping calculation of MS bitfield layout.
949 2010-03-27 Jan Hubicka <jh@suse.cz>
952 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
953 notice_global_symbol work.
955 2010-03-27 Jakub Jelinek <jakub@redhat.com>
957 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
958 instead of dwarf2out_decl.
959 (struct var_loc_node): Remove section_label field.
960 (dwarf2out_function_decl): New function.
961 (dwarf2out_var_location): Don't set section_label field.
962 (dwarf2out_begin_function): Don't empty decl_loc_table here.
964 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
966 PR tree-optimization/43544
967 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
968 First argument for builtin vectorized function hook is now a
969 tree to be able to distinguish between machine specific and
971 * targhooks.c (default_builtin_vectorized_function): Ditto.
972 * targhooks.h (default_builtin_vectorized_function): Ditto.
973 * target.h (struct gcc_target): Ditto.
974 * tree-vect-stmts.c (vectorizable_function): Ditto.
975 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
976 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
979 2010-03-26 Joseph Myers <joseph@codesourcery.com>
982 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
983 nested binding iff it is a FUNCTION_DECL.
984 (store_parm_decls_newstyle): Pass nested=true to bind for
985 FUNCTION_DECLs amongst parameters.
987 2010-03-26 Jakub Jelinek <jakub@redhat.com>
989 * var-tracking.c (vt_expand_loc_callback): Don't run
990 cselib_expand_value_rtx_cb in dummy mode if
991 cselib_dummy_expand_value_rtx_cb returned false.
993 * var-tracking.c (emit_note_insn_var_location): For one part
994 notes with offset 0, don't add EXPR_LIST around the location.
995 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
996 add_location_or_const_value_attribute): Adjust for that change.
999 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
1000 into first operand and location into second.
1001 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
1002 dw_cfi_oprnd_loc for DW_CFA_expression.
1003 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
1004 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
1005 assume first argument is regnum and second argument is location.
1007 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1010 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1011 of scratch register to DImode. Split to DImode comparison operator.
1012 Use SImode subreg of scratch register in the multiplication.
1013 (*cmp_sadd_sidi): Ditto.
1014 (*cmp_ssub_si): Ditto.
1015 (*cmp_ssub_sidi): Ditto.
1017 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1020 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
1021 Remove invalid assert and wrong comment.
1023 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1026 * flags.h (final_insns_dump_p): New extern.
1027 * final.c (final_insns_dump_p): New variable.
1028 (rest_of_clean_state): Set it before -fdump-final-insns=
1029 dumping, clear afterwards.
1030 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
1031 MEM_ALIAS_SET on MEMs.
1033 2010-03-26 David S. Miller <davem@davemloft.net>
1035 * configure.ac: Fix sparc GOTDATA_OP bug check.
1036 * configure: Rebuild.
1038 2010-03-26 Alan Modra <amodra@gmail.com>
1040 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
1042 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1044 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
1045 TLS_SECTION_ASM_FLAG.
1047 2010-03-25 Jakub Jelinek <jakub@redhat.com>
1050 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
1051 Clear first_function_block_is_cold.
1054 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
1055 argument if the argument is truth_value_p.
1057 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1059 * config/rs6000/constraints.md: Update copyright year for my changes.
1062 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
1063 used in reg+reg addressing, swap registers.
1065 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1068 * target.h (struct gcc_target): Add code_end hook.
1069 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
1071 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
1072 * toplev.c (compile_file): Call targetm.asm_out.code_end
1073 hook before unwind info/debug info output.
1074 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
1075 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
1076 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1077 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
1078 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1079 * config/i386/i386.c (ix86_file_end): Renamed to...
1080 (ix86_code_end): ... this. Make static. Don't call
1081 file_end_indicate_exec_stack. Emit unwind info using
1082 final_start_function/final_end_function.
1083 (darwin_x86_file_end): Remove.
1084 (TARGET_ASM_CODE_END): Define.
1085 * config/i386/i386.h (TARGET_ASM_FILE_END,
1086 NEED_INDICATE_EXEC_STACK): Don't define.
1087 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
1088 (TARGET_ASM_FILE_END): Define to darwin_file_end.
1089 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
1090 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
1093 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
1094 at the beginning and final_end_function at the end.
1095 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1097 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1099 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
1100 and Sun as TLS syntax.
1101 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
1102 * configure: Regenerate.
1103 * config.in: Regenerate.
1104 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
1105 (default_elf_asm_named_section): Use it.
1106 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
1107 (i386_output_dwarf_dtprel): Likewise.
1108 (output_addr_const_extra): Likewise.
1109 (output_pic_addr_const): Lowercase @GOTTPOFF.
1110 (output_addr_const_extra): Likewise.
1111 (output_pic_addr_const): Lowercase @GOTNTPOFF.
1112 (output_addr_const_extra): Likewise.
1113 (output_pic_addr_const): Lowercase @INDNTPOFF.
1114 (output_addr_const_extra): Likewise.
1115 (output_pic_addr_const): Lowercase @NTPOFF.
1116 (output_addr_const_extra): Likewise.
1117 (output_pic_addr_const): Lowercase @TPOFF.
1118 (output_addr_const_extra): Likewise.
1119 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
1120 (*tls_global_dynamic_64): Likewise.
1121 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
1122 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
1124 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
1125 (ASM_OUTPUT_TLS_COMMON): Use it.
1126 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
1129 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
1130 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
1131 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
1132 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1133 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1134 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
1136 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1138 * config/i386/i386.c (override_options): Don't accept
1139 -mtls-dialect=sun any longer.
1140 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
1141 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
1142 (*tls_local_dynamic_base_32_sun): Likewise.
1143 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1145 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1148 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1149 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
1152 * ira.c (adjust_cleared_regs): New function.
1153 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
1157 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
1159 * expr.c (expand_expr_real): Restore previous
1160 curr_insn_source_location and curr_insn_block after
1161 expand_expr_real_1 call.
1162 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
1163 instead of expand_expr_real_1.
1165 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
1167 PR rtl-optimization/43413
1168 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
1171 2010-03-22 James E. Wilson <wilson@codesourcery.com>
1174 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
1175 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
1177 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
1179 * config/i386/i386.c (ix86_target_string): Add -mfma.
1180 Fix a typo in comment.
1182 2010-03-22 Mike Stump <mikestump@comcast.net>
1185 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
1186 Don't overly align based upon packed packed fields.
1188 2010-03-22 Jason Merrill <jason@redhat.com>
1190 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
1191 Use () rather than [], and move before the element type.
1193 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1195 * doc/configfiles.texi (Configuration Files): Removed
1196 fixinc/Makefile*, intl/Makefile.*.
1197 * doc/makefile.texi: Fixed markup. Abstract from version
1198 control system used.
1199 (Makefile): Removed obsolete gcc/java/parse.y example.
1200 * doc/sourcebuild.texi: Likewise.
1201 (Top Level): Added config, gnattools, libdecnumber, libgcc,
1202 libgomp, libssp. Removed fastjar.
1203 (Miscellaneous Docs): Clarify location.
1204 Added COPYING3, COPYING3.LIB.
1205 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
1207 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1210 * config/i386/i386.c (x86_function_profiler)
1211 [!NO_PROFILE_COUNTERS]: Fix typo.
1212 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
1215 2010-03-22 Janis Johnson <janis187@us.ibm.com>
1216 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1218 * doc/sourcebuild.texi (Test Directives): Split into six
1219 subsections, with most of the current text in new subsections
1220 Directives, Selectors, and Final Actions.
1221 (Directives): Split list of test directives into multiple
1223 (Selectors): Describe use and syntax of selectors.
1224 (Effective-Target Keywords): Describe all existing keywords.
1225 (Add Options): Describe features for dg-add-options.
1226 (Require Support): Describe variants of dg-require-support.
1227 (Final Actions): Describe commands to use in dg-final.
1229 2010-03-22 Michael Matz <matz@suse.de>
1232 * recog.c (validate_replace_rtx_group): Replace also in
1233 REG_EQUAL and REG_EQUIV notes.
1235 2010-03-22 Richard Guenther <rguenther@suse.de>
1237 PR tree-optimization/43390
1238 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
1239 sure vector extracts are type correct.
1241 2010-03-22 Richard Guenther <rguenther@suse.de>
1244 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
1245 x * sqrt (x) even when optimizing for size if the target
1246 has native support for sqrt.
1248 2010-03-22 Jakub Jelinek <jakub@redhat.com>
1250 * varasm.c (make_decl_rtl_for_debug): Also clear
1251 flag_mudflap for the duration of make_decl_rtl call.
1254 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
1255 locs from preserved VALUEs.
1257 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1260 * pa.md (movmemsi): Set align to one if zero.
1261 (movmemdi): Likewise.
1263 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
1266 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
1267 with their corresponding prologue pushes.
1269 2010-03-20 Andrew Pinski <pinskia@gmail.com>
1272 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
1273 at the begining or end.
1274 (spu_expand_epilogue): Likewise.
1276 2010-03-20 Richard Guenther <rguenther@suse.de>
1278 PR rtl-optimization/43438
1279 * combine.c (make_extraction): Properly zero-/sign-extend an
1280 extraction of the low part of a CONST_INT. Also handle
1283 2010-03-19 Mike Stump <mikestump@comcast.net>
1285 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
1286 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
1287 (override_options): Use SUBTARGET32_DEFAULT_CPU.
1289 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1292 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
1295 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
1297 PR rtl-optimization/42258
1298 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
1299 use that may match DEF.
1302 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
1303 the cost of loading the constant rather than assuming
1305 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
1306 outer code is AND, do the same tests as the andsi3 expander and
1307 return COSTS_N_INSNS (1) if and is cheap.
1309 * optabs.c (avoid_expensive_constant): Fix formatting.
1311 2010-03-19 Michael Matz <matz@suse.de>
1314 * attribs.c (decl_attributes): When rebuilding a function pointer
1315 type use the same qualifiers as the original pointer type.
1317 2010-03-19 Martin Jambor <mjambor@suse.cz>
1319 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
1320 and is_gimple_ip_invariant_address.
1322 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1325 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1327 * config/arm/arm.c (arm_override_options): Turn off
1328 flag_dwarf2_cfi_asm for AAPCS variants.
1330 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1333 * config/arm/arm.c (emit_multi_reg_push): Update comments.
1334 Use PRE_MODIFY instead of PRE_DEC.
1335 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
1336 (vfp_emit_fstmd): Likewise.
1338 2010-03-19 Michael Matz <matz@suse.de>
1341 * builtins.c (expand_builtin_interclass_mathfn,
1342 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
1345 2010-03-19 Richard Guenther <rguenther@suse.de>
1347 PR tree-optimization/43415
1348 * tree-ssa-pre.c (phi_translate): Split out worker to ...
1349 (phi_translate_1): ... this.
1350 (phi_translate): Move all caching here. Cache all NARY
1351 and REFERENCE translations.
1353 2010-03-19 David S. Miller <davem@davemloft.net>
1355 With help from Eric Botcazou.
1356 * config/sparc/sparc.c: Include dwarf2out.h.
1357 (emit_pic_helper): Delete.
1358 (pic_helper_symbol_name): Delete.
1359 (pic_helper_emitted_p): Delete.
1360 (pic_helper_needed): New.
1361 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
1362 (get_pc_thunk_name): New.
1363 (load_pic_register): Remove 'delay_pic_helper' arg. Use
1364 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
1365 Set pic_helper_needed to true. Don't call emit_pic_helper.
1366 (sparc_expand_prologue): Update load_pic_register call.
1367 (sparc_output_mi_thunk): Likewise.
1368 (sparc_file_end): Emit a hidden comdat symbol for the PIC
1369 thunk if possible. Output CFI information as needed.
1371 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1372 Jack Howarth <howarth@bromo.med.uc.edu>
1375 * config/i386/i386.h: Fix ABI on darwin x86-32.
1377 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
1379 * tree.h: Declare make_decl_rtl_for_debug.
1380 * varasm.c (make_decl_rtl_for_debug): New.
1381 * dwarf2out.c (rtl_for_decl_location): Call it.
1382 * cfgexpand.c (expand_debug_expr): Call it.
1384 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1387 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
1391 * var-tracking.c (vt_init_cfa_base): Do nothing if
1392 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
1394 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
1397 * var-tracking.c (canonicalize_vars_star): New.
1398 (dataflow_post_merge_adjust): Use it.
1400 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1403 * var-tracking.c (non_suitable_const): New function.
1404 (add_uses): For DEBUG_INSNs with constants, don't record any
1405 value, instead just the constant value itself.
1406 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
1407 is not VAR_LOC_UNKNOWN_P, set var to the constant.
1408 (emit_notes_in_bb): Likewise.
1409 (emit_note_insn_var_location): For onepart variables if
1410 cur_loc is a VOIDmode constant, use DECL_MODE.
1412 2010-03-18 Martin Jambor <mjambor@suse.cz>
1415 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
1416 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
1417 all non-clones. Moved call redirection...
1418 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
1419 (cgraph_materialize_all_clones): Dispose of all
1420 combined_args_to_skip bitmaps.
1421 (verify_cgraph_node): Do not check for edges pointing to wrong
1422 nodes in inline clones.
1423 * tree-inline.c (copy_bb): Call
1424 cgraph_redirect_edge_call_stmt_to_callee.
1425 * ipa.c (cgraph_remove_unreachable_nodes): Call
1426 cgraph_node_remove_callees even when there are used clones.
1428 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1430 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
1432 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1435 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
1438 2010-03-18 Michael Matz <matz@suse.de>
1441 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
1442 into sqrt(x) if we need to preserve signed zeros.
1444 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
1445 Eric Botcazou <ebotcazou@adacore.com>
1447 PR rtl-optimization/43360
1448 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
1449 note if we don't know its invariant status.
1451 2010-03-18 Michael Matz <matz@suse.de>
1453 PR tree-optimization/43402
1454 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
1455 PHI chains of ssa names registered for update.
1457 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
1460 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
1461 non-offsettable and pre_modify update addressing.
1462 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
1463 and "2" alternatives "#".
1464 (*movdd_softfloat32): Make all alternatives "#";
1465 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
1466 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
1467 (*movdf_softfloat32): Make all alternatives "#";
1468 (movdi): Use the new DIFD mode iterator to create a common splitter
1469 for movdi, movdf and movdd patterns.
1471 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
1473 * common.opt (dumpdir): Remove redundant tab.
1475 2010-03-17 Martin Jambor <mjambor@suse.cz>
1477 PR tree-optimization/43347
1478 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
1479 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
1481 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
1483 PR rtl-optimization/42216
1484 * regrename.c (create_new_chain): New function, broken out from...
1485 (scan_rtx_reg): ... here. Call it. Handle the case where we are
1486 appending a use to an empty chain.
1487 (build_def_use): Remove previous changes that convert OP_INOUT to
1488 OP_OUT operands; instead detect the case where an OP_INOUT operand
1489 uses a previously untracked register and create an empty chain for it.
1491 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1493 * doc/extend.texi (Function Attributes): Rewrite unfinished
1494 sentence in ms_abi documentation.
1496 2010-03-17 Alan Modra <amodra@gmail.com>
1498 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
1499 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
1500 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
1501 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
1503 2010-03-16 Richard Henderson <rth@redhat.com>
1506 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
1507 (lower_try_finally): Save and restore eh_seq around the expansion
1510 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1512 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
1513 statements before splitting block.
1515 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1517 * doc/sourcebuild.texi (Testsuites): Fix markup.
1518 Use pathnames relative to gcc/testsuite.
1519 (Test Directives): Move description of how timeout is determined.
1520 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
1521 (C Tests): Correct gcc.misc-tests directory.
1522 Framework tests now live in gcc.test-framework.
1524 2010-03-16 Richard Guenther <rguenther@suse.de>
1527 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
1528 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
1530 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1531 Alexandre Oliva <aoliva@redhat.com>
1533 PR tree-optimization/42917
1534 * lambda-code.c (remove_iv): Skip debug statements.
1535 (lambda_loopnest_to_gcc_loopnest): Likewise.
1536 (not_interesting_stmt): Debug statements are not interesting.
1538 2010-03-16 Jakub Jelinek <jakub@redhat.com>
1542 * cselib.c (cselib_preserve_constants,
1543 cfa_base_preserved_val): New static variables.
1544 (preserve_only_constants): New function.
1545 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
1546 clear its REG_VALUES. If cselib_preserve_constants, don't
1547 empty the whole hash table, but preserve there VALUEs with constants,
1548 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
1549 (cselib_preserve_cfa_base_value): New function.
1550 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
1551 (cselib_init): Change argument to int bitfield. Set
1552 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
1554 (cselib_finish): Clear cselib_preserve_constants and
1555 cfa_base_preserved_val.
1556 * cselib.h (enum cselib_record_what): New enum.
1557 (cselib_init): Change argument to int.
1558 (cselib_preserve_cfa_base_value): New prototype.
1559 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
1560 * dse.c (dse_step1): Likewise.
1561 * cfgcleanup.c (thread_jump): Likewise.
1562 * sched-deps.c (sched_analyze): Likewise.
1563 * gcse.c (local_cprop_pass): Likewise.
1564 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
1565 If FN is non-NULL, call the callback always and whenever it returns
1566 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
1567 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
1568 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
1569 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
1570 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
1571 * var-tracking.c: Include recog.h.
1572 (bb_stack_adjust_offset): Remove.
1573 (vt_stack_adjustments): Don't call it, instead just gather the
1574 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
1575 (adjust_stack_reference): Remove.
1576 (compute_cfa_pointer): New function.
1577 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
1578 (struct adjust_mem_data): New type.
1579 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
1581 (get_address_mode): New function.
1582 (replace_expr_with_values): Use it.
1583 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
1584 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
1585 (adjust_sets): Remove.
1586 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
1587 Use get_address_mode.
1588 (get_adjusted_src): Remove.
1589 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
1590 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
1591 (add_with_sets): Don't call adjust_sets.
1592 (fp_setter, vt_init_cfa_base): New functions.
1593 (vt_initialize): Change return type to bool. Move most of pool etc.
1594 initialization to the beginning of the function from end. Pass
1595 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
1596 If !frame_pointer_needed, call vt_stack_adjustment before mos
1597 vector is filled, call vt_init_cfa_base if argp/framep has been
1598 eliminated to sp. If frame_pointer_needed and argp/framep has
1599 been eliminated to hard frame pointer, set
1600 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1601 encountering fp setter in the prologue. For MO_ADJUST, call
1602 log_op_type before pusing the op into mos vector, not afterwards.
1603 Call adjust_insn before cselib_process_insn/add_with_sets,
1604 call cancel_changes (0) afterwards.
1605 (variable_tracking_main_1): Adjust for vt_initialize calling
1606 vt_stack_adjustments and returning whether it succeeded or not.
1608 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1610 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1613 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1615 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1617 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
1618 drap_reg has not been set.
1620 2010-03-15 Michael Matz <matz@suse.de>
1623 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
1624 use it to expand block copies.
1625 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1626 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
1627 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
1629 2010-03-15 Richard Guenther <rguenther@suse.de>
1631 PR tree-optimization/43367
1632 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
1635 2010-03-15 Richard Guenther <rguenther@suse.de>
1637 PR tree-optimization/43317
1638 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
1640 2010-03-15 Martin Jambor <mjambor@suse.cz>
1642 PR tree-optimization/43141
1643 * tree-sra.c (create_abstract_origin): New function.
1644 (modify_function): Call create_abstract_origin.
1646 2010-03-15 Chris Demetriou <cgd@google.com>
1648 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
1651 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1654 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1655 call insert_out_of_ssa_copy for default definitions.
1657 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1659 * graphite-clast-to-gimple.c (my_long_long): Defined.
1660 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1661 * graphite-sese-to-poly.c (my_long_long): Defined.
1662 (scop_ivs_can_be_represented): Use it.
1664 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1666 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1667 graphite-max-bbs-per-function, and loop-block-tile-size.
1668 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1670 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1672 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1674 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1675 forward declaration.
1676 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1677 (add_upper_bounds_from_estimated_nit): New.
1678 (build_loop_iteration_domains): Use it.
1680 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1682 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1684 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1687 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1688 should be an INTEGER_CST. Also handle CASE_CONVERT.
1690 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1692 * graphite.c (graphite_initialize): To bound the number of bbs per
1693 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
1694 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
1695 * doc/invoke.texi: Document it.
1697 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1699 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
1700 * graphite-sese-to-poly.h (build_poly_scop): Same.
1702 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1704 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
1705 the number of parameters in the scop. Use as an upper bound
1706 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
1707 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
1708 * doc/invoke.texi: Document it.
1710 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
1712 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
1713 * doc/c-tree.texi: Remove.
1714 * doc/generic.texi: Merge c-tree.texi here.
1715 * doc/gccint.texi (Trees): Remove menu entry.
1716 (c-tree.texi): Remove @include.
1717 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
1718 * doc/languages.texi (Reading RTL): Ditto.
1720 2010-03-12 Steve Ellcey <sje@cup.hp.com>
1723 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
1725 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1728 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
1729 code added to work around reload clobbering CONST insns.
1731 2010-03-12 Jakub Jelinek <jakub@redhat.com>
1733 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
1734 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
1735 (cselib_preserve_only_values): Remove retain argument, don't
1736 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
1737 * cselib.h (cselib_preserve_only_values): Remove retain argument.
1738 * var-tracking.c (micro_operation): Move insn field before union.
1739 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
1740 (struct variable_tracking_info_def): Remove n_mos field, change
1741 mos into a vector of micro_operations.
1742 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
1743 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
1744 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
1745 changing into a vector.
1746 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
1747 come before all other uops generated by add_stores.
1748 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
1750 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
1751 a vector. Run just one pass over the bbs instead of separate counting
1752 and computation phase.
1753 (vt_finalize): Free VTI (bb)->mos vector instead of array.
1756 * tree-inline.c (remap_decls): Put old_var rather than origin_var
1757 into *nonlocalized_list vector.
1758 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
1759 even if origin is non-NULL.
1760 (gen_variable_die): Likewise.
1761 (process_scope_var): Don't change origin.
1762 (gen_decl_die): Likewise.
1763 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
1764 before adding new edges instead of after it, fix moving over
1767 2010-03-11 David S. Miller <davem@davemloft.net>
1769 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
1771 * configure: Rebuild.
1773 2010-03-11 Martin Jambor <mjambor@suse.cz>
1775 PR tree-optimization/43257
1776 * tree.c (assign_assembler_name_if_neeeded): New function.
1777 (free_lang_data_in_cgraph): Assembler name assignment moved to the
1779 * tree.h (assign_assembler_name_if_neeeded): Declare.
1780 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
1781 the function if needed.
1783 2010-03-11 Chris Demetriou <cgd@google.com>
1785 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
1786 include/stdint-gcc.h, and include/stdint.h world-readable.
1788 2010-03-11 Richard Guenther <rguenther@suse.de>
1790 PR tree-optimization/43255
1791 * tree-vrp.c (process_assert_insertions_for): Do not insert
1792 asserts for trivial conditions.
1794 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1796 PR tree-optimization/43280
1797 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
1798 generation. Move calculation of size out of the if branch.
1799 (find_bswap): Modify compare number generation.
1801 2010-03-11 Richard Guenther <rguenther@suse.de>
1804 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
1805 (input_gimple_stmt): Fixup handled component types during
1806 operand read. Also fix up decls in ADDR_EXPRs.
1808 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
1810 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
1811 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
1813 2010-03-10 Jan Hubicka <jh@suse.cz>
1816 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
1817 * varasm.c (get_variable_section): Don't do that here...
1818 (make_decl_rtl): ... and here.
1819 (do_assemble_alias): Produce decl RTL.
1820 (assemble_alias): Likewise.
1822 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1825 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
1826 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
1828 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
1829 (based_loc_descr): Only express drap or vdrap regno based expressions
1830 using DW_OP_fbreg when not optimizing.
1831 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
1832 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
1833 REG_CFA_SET_VDRAP note.
1835 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
1837 PR tree-optimization/43236
1838 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
1839 error in calculation of base address in reverse iteration case.
1840 (generate_builtin): Take number of latch executions if the statement
1843 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
1846 * tree-eh.c: Include pointer-set.h.
1847 (lower_eh_dispatch): Filter out duplicate case labels and
1848 remove the unneeded edge when the label is unused. Return
1849 true when some edges are removed.
1850 (execute_lower_eh_dispatch): When any lowering resulted in
1851 removing an edge, also delete unreachable blocks.
1853 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1856 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1857 UNSPEC_MACHOPIC_OFFSET.
1859 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
1862 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1863 (m68k_delegitimize_address): New function.
1865 2010-03-09 Jakub Jelinek <jakub@redhat.com>
1868 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
1871 * var-tracking.c (adjust_sets): New function.
1872 (count_with_sets, add_with_sets): Use it.
1873 (get_adjusted_src): New inline function.
1874 (add_stores): Use it.
1877 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
1878 call cselib_dummy_expand_value_rtx_cb instead of
1879 cselib_expand_value_rtx_cb.
1882 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
1883 * config/i386/i386.c: Include debug.h and dwarf2out.h.
1884 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
1885 and .cfi_endproc around the pic thunks.
1886 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
1887 all queued unwind info register saves are saved before the call.
1888 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
1889 considered as sp-=4 for unwind info and the pop as sp+=4 which
1890 also clobbers dest, but doesn't actually restore it.
1893 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
1894 RTX_FRAME_RELATED_P.
1896 2010-03-09 Jie Zhang <jie@codesourcery.com>
1898 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
1899 whitespaces in output template.
1901 2010-03-09 Jie Zhang <jie@codesourcery.com>
1903 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
1906 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1908 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
1909 builtins.exp in a separate job.
1911 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1913 * graphite-sese-to-poly.c (add_param_constraints): Use
1914 lower_bound_in_type and upper_bound_in_type.
1916 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1918 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1919 instead of unsigned_type_node.
1921 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1922 Reza Yazdani <reza.yazdani@amd.com>
1925 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1926 on pointer type parameters.
1928 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1932 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1933 handle conversions from pointer to integers.
1934 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1935 induction variable, to be able to work with code generated by CLooG.
1936 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1937 (build_poly_scop): Bail out if we cannot codegen a loop.
1939 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1941 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1942 code generation with gloog_error.
1944 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1946 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1947 Call fold_convert on all the returned values.
1948 (expand_scalar_variables_expr): Pass to
1949 expand_scalar_variables_ssa_name the type of the resulting expression.
1951 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1953 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1954 ppl_min_for_le_pointset.
1955 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1956 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1958 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1960 * graphite-dependences.c (map_into_dep_poly): Removed.
1961 (dependence_polyhedron_1): Use combine_context_id_scat.
1963 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1965 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1966 (struct poly_bb): Same.
1967 (combine_context_id_scat): New.
1969 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1972 * sese.c (name_defined_in_loop_p): Return false for default
1975 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1977 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1978 and clean up the logic.
1980 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1982 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1985 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1987 * var-tracking.c (remove_cselib_value_chains): Define only for
1989 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
1990 delete_slot_part, emit_notes_for_differences_1): Don't call
1991 remove_cselib_value_chains here.
1992 (set_slot_part, emit_notes_for_differences_2): Don't call
1993 add_cselib_value_chains here.
1994 (preserved_values): New vector.
1995 (preserve_value): New function.
1996 (add_uses, add_stores, vt_add_function_parameters): Use it
1997 instead of cselib_preserve_value.
1998 (changed_values_stack): New vector.
1999 (check_changed_vars_0): New function.
2000 (check_changed_vars_1, check_changed_vars_2): Use it.
2001 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
2002 changed_values_stack VALUEs.
2003 (vt_emit_notes): For all preserved_values call
2004 add_cselib_value_chains. If ENABLE_CHECKING call
2005 remove_cselib_value_chains before verifying value_chains is empty.
2006 Initialize and free changed_values_stack.
2007 (vt_initialize): Initialize preserved_values.
2008 (vt_finalize): Free preserved_values.
2010 2010-03-08 Richard Guenther <rguenther@suse.de>
2012 PR tree-optimization/43269
2013 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
2016 2010-03-08 Martin Jambor <mjambor@suse.cz>
2018 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
2019 (ipa_is_param_called): Removed.
2020 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
2021 (ipa_print_node_params): Do not print the called flag.
2022 (ipa_write_node_info): Do not stream the called flag.
2023 (ipa_read_node_info): Likewise.
2025 2010-03-07 Jakub Jelinek <jakub@redhat.com>
2028 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
2029 * cselib.c (struct expand_value_data): Add dummy field.
2030 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
2032 (cselib_dummy_expand_value_rtx_cb): New function.
2033 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
2035 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
2036 * var-tracking.c: Include pointer-set.h.
2037 (variable): Change n_var_parts to char from int. Add
2038 cur_loc_changed and in_changed_variables fields.
2039 (variable_canonicalize): Remove.
2040 (shared_var_p): New inline function.
2041 (unshare_variable): Maintain cur_loc_changed and
2042 in_changed_variables fields. If var was in changed_variables,
2043 replace it there with new_var. Just copy cur_loc instead of
2044 resetting it to something else.
2045 (variable_union): Don't recompute cur_loc. Use shared_var_p.
2046 (dataflow_set_union): Don't call variable_canonicalize.
2047 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
2048 of their DEBUG_EXPR_TREE_DECLs.
2049 (canonicalize_loc_order_check): Verify that cur_loc is NULL
2050 and in_changed_variables and cur_loc_changed is false.
2051 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
2052 and cur_loc_changed. Don't update cur_loc here.
2053 (variable_merge_over_src): Don't call variable_canonicalize.
2054 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
2055 removing loc that is equal to cur_loc, clear cur_loc,
2056 set cur_loc_changed and ensure variable_was_changed is called.
2057 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
2058 compare pointers in cur_loc check, if it is equal to loc,
2059 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
2060 (variable_different_p): Remove compare_current_location argument,
2061 don't compare cur_loc.
2062 (dataflow_set_different_1): Adjust variable_different_p caller.
2063 (variable_was_changed): If dv had some var in changed_variables
2064 already, reset in_changed_variables flag for it and propagate
2065 cur_loc_changed over to the new variable. On empty var
2066 always set cur_loc_changed. Set in_changed_variables on whatever
2067 var is added to changed_variables.
2068 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
2069 Use shared_var_p. When removing loc that is equal to cur_loc,
2070 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
2071 end, don't set it to something else, just call variable_was_changed.
2072 (delete_slot_part): Use shared_var_p. When cur_loc equals to
2073 loc being removed, clear cur_loc and set cur_loc_changed.
2074 Set cur_loc_changed if all locations have been removed.
2075 (struct expand_loc_callback_data): New type.
2076 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
2077 allocated. Always create SUBREGs if simplify_subreg failed.
2078 Prefer to use cur_loc, when that fails and still in
2079 changed_variables (and seen first time) recompute it. Set
2080 cur_loc_changed of variables which had to change cur_loc and
2081 compute elcd->cur_loc_changed if any of the subexpressions used
2082 had to change cur_loc.
2083 (vt_expand_loc): Adjust to pass arguments in
2084 expand_loc_callback_data structure.
2085 (vt_expand_loc_dummy): New function.
2086 (emitted_notes): New variable.
2087 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
2088 that weren't used for any other decl in current
2089 emit_notes_for_changes call call vt_expand_loc_dummy to update
2090 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
2091 first loc_chain location if NULL before. Always use just
2092 cur_loc instead of first loc_chain location. When cur_loc_changed
2093 is false, when not --enable-checking=rtl just don't emit any note.
2094 When rtl checking, compute the note and assert it is the same
2095 as previous note. Clear cur_loc_changed and in_changed_variables
2096 at the end before removing from changed_variables.
2097 (check_changed_vars_3): New function.
2098 (emit_notes_for_changes): Traverse changed_vars to call
2099 check_changed_vars_3 on each changed var.
2100 (emit_notes_for_differences_1): Clear cur_loc_changed and
2101 in_changed_variables. Recompute cur_loc of new_var.
2102 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
2103 (vt_emit_notes): Initialize and destroy emitted_notes.
2105 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
2107 PR rtl-optimization/42220
2108 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
2109 Use verify_reg_tracked to determine if we should use OP_OUT rather
2111 (build_def_use): If we see an in-out operand for a register that we
2112 know nothing about, treat is an output if possible, fail the block if
2115 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2118 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
2121 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2124 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
2125 uses of relevant DEFs that are dead outside the loop too.
2127 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2129 * var-tracking.c (dataflow_set_merge): Swap src and src2.
2131 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2133 * var-tracking.c (values_to_unmark): New variable.
2134 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2135 values_to_unmark vector. Moved body to...
2136 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2137 instead queue it into values_to_unmark vector.
2138 (vt_find_locations): Free values_to_unmark vector.
2140 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
2142 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
2143 (site.exp): Export them when plugins are enabled.
2145 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
2148 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
2150 (chrec_fold_multiply): Same.
2152 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2155 * c-decl.c (build_compound_literal): Return early if init is
2158 2010-03-04 Martin Jambor <mjambor@suse.cz>
2160 PR tree-optimization/43164
2161 PR tree-optimization/43191
2162 * tree-sra.c (type_consists_of_records_p): Reject records with
2163 zero-size bit-fields at the end.
2165 2010-03-04 Mike Stump <mikestump@comcast.net>
2167 * Makefile.in (TAGS): Remove *.y.
2169 2010-03-04 Richard Guenther <rguenther@suse.de>
2171 PR tree-optimization/40761
2172 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
2174 (my_rev_post_order_compute): New function.
2175 (init_pre): Call it.
2177 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
2180 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
2181 decrease the cost of an IV candidate when the cost is infinite.
2183 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2185 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
2186 Use '3DNow!' for the extension of that name, ensure normal space
2188 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2190 2010-03-03 Jeff Law <law@redhat.com>
2192 * PR middle-end/32693
2193 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
2194 than gen_rtx_SUBREG.
2195 (extract_bit_field_1): Likewise.
2197 2010-03-03 Janis Johnson <janis187@us.ibm.com>
2199 * doc/sourcebuild.texi (Test directives): Document that arguments
2200 include-opts and exclude-opts are now optional for dg-skip-if,
2201 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
2203 2010-03-03 Jason Merrill <jason@redhat.com>
2206 * cgraph.h (varpool_node): Add extra_name field.
2207 * varpool.c (varpool_extra_name_alias): New.
2208 (varpool_assemble_decl): Emit extra name aliases.
2209 (varpool_mark_needed_node): Look past an extra name alias.
2210 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
2211 * lto-streamer-in.c (lto_input_tree): Read it.
2212 * lto-streamer-out.c (output_unreferenced_globals): Write it.
2214 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
2216 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
2217 (sparc*-*-solaris2*): ...this.
2219 2010-03-03 Jakub Jelinek <jakub@redhat.com>
2222 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
2223 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
2224 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
2225 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
2228 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
2229 fallthrough to default handling, just with want_address 0 instead of 2.
2230 For single element lists, add_AT_loc directly, otherwise create an
2231 artificial variable DIE and stick location list to it.
2234 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
2235 (VAL_EXPR_HAS_REVERSE): Define.
2236 (reverse_op): New function.
2237 (add_stores): For reversible operations add an extra MO_VAL_USE.
2239 2010-03-02 Jason Merrill <jason@redhat.com>
2241 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
2243 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
2245 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
2246 (sparc64-*-linux*): Likewise.
2247 (sparc64-*-solaris2*): Include assembler files before linker ones.
2248 (sparc-*-solaris2*): Simplify and reorder to match previous case.
2249 * config/sparc/gas.h: Delete.
2250 * config/sparc/sol2-64.h: Add copyright notice.
2251 * config/sparc/sol2-gas-bi.h: Likewise.
2252 * config/sparc/sol2-gld.h: Likewise.
2253 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
2254 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
2255 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
2256 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
2257 (sparc_elf_asm_named_section): Rename into...
2258 (sparc_solaris_elf_asm_named_section): ...this. Always define.
2260 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
2262 * config/alpha/alpha.c (override_options): Fix -mtune error message.
2264 2010-03-02 Jeff Law <law@redhat.com>
2267 * reload1.c (rtx_p, substitute_stack): Declare.
2268 (substitute): Record addresses of changed rtxs.
2269 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
2270 Restore the original rtx when complete.
2271 (reload): Free subsitute_stack when complete.
2273 2010-03-02 Janis Johnson <janis187@us.ibm.com>
2275 * doc/gccint.texi (menu): Add Testsuites as a chapter.
2276 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
2278 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
2279 LTO Testing, gcov Testing, profopt Testing, compat Testing,
2280 Torture Tests): Change from subsection to section.
2282 2010-03-02 Jakub Jelinek <jakub@redhat.com>
2283 Steven Bosscher <steven@gcc.gnu.org>
2285 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
2288 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
2291 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
2292 the assignment from the new induction variable to the assignment
2293 of the value from the original loop PHI function.
2295 2010-03-01 Janis Johnson <janis187@us.ibm.com>
2296 Daniel Jacobowitz <dan@codesourcery.com>
2298 * doc/sourcebuild.texi (Test directives): Clarify options to
2301 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2303 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
2304 Disable cfi directives unless GCC and gas agree on using read-only
2305 .eh_frame sections for 64-bit.
2306 * configure: Regenerate.
2308 2010-03-01 Richard Guenther <rguenther@suse.de>
2310 PR tree-optimization/43220
2311 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
2312 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
2314 2010-03-01 Richard Guenther <rguenther@suse.de>
2315 Martin Jambor <mjambor@suse.cz>
2318 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
2319 gimplified parameters.
2321 2010-03-01 Christian Bruel <christian.bruel@st.com>
2323 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
2325 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
2327 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
2329 2010-03-01 Richard Guenther <rguenther@suse.de>
2332 * expr.c (expand_assignment): Use the alias-oracle to tell
2333 if the rhs aliases the result decl.
2335 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2338 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
2339 to sol_gt_pch_get_address.
2340 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
2341 64-bit, SPARC and x86.
2342 (sol_gt_pch_get_address): New function.
2344 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
2346 * toplev.h (inform_n, error_n): Declare.
2347 * diagnostic.c (inform_n, error_n): New function.
2349 2010-03-01 Jakub Jelinek <jakub@redhat.com>
2351 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
2352 has no rtl yet when processing local_decls, queue it and recheck
2353 if deferred stack allocation hasn't assigned it rtl.
2355 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2357 * config/sh/sh.c (unspec_bbr_uid): New.
2358 (gen_block_redirect): Use it instead of INSN_UID.
2359 (gen_far_branch): Likewise.
2361 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
2363 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
2364 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
2366 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2368 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
2369 (Warning Options): -Wno-conversion-null is valid for
2370 Objective-C++ as well.
2371 * doc/tm.texi (Named Address Spaces): Likewise.
2372 * doc/plugins.texi (Plugins): Replace TABs with spaces.
2373 * doc/tree-ssa.texi (Tree SSA): Likewise.
2375 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2378 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
2379 by default. Don't set the default arch for
2380 i[34567]86-*-darwin*|x86_64-*-darwin*.
2382 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2385 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
2386 default. Set the default 32bit/64bit archs with $with_arch
2387 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
2389 2010-02-27 Richard Guenther <rguenther@suse.de>
2391 PR tree-optimization/43186
2392 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
2393 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
2394 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
2395 unroller iterations.
2397 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2399 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
2400 required and i[34567]86-*-* targets don't support 64bit ISA.
2402 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
2405 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2408 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2410 * config.gcc: Set the default arch at least to Prescott for
2411 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
2412 if SSE math is enabled.
2414 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2416 * diagnostic.c (diagnostic_initialize): Update.
2417 (diagnostic_report_diagnostic): Test inhibit_notes_p for
2419 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
2420 (diagnostic_inhibit_notes): New.
2421 * toplev.c (process_options): inhibit notes with -fcompare-debug.
2423 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2426 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
2427 * doc/standards.texi: Likewise.
2428 * doc/extend.texi: Likewise.
2429 * doc/trouble.texi: Likewise.
2430 * doc/cppopts.texi: Likewise.
2431 * doc/install.texi: Likewise.
2432 * c.opt (std=c90,std=gnu90): New options.
2433 * c-opts.c (c_common_handle_option): Handle them.
2435 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2438 * c-decl.c (undeclared_variable): Use an informative note.
2440 2010-02-26 Richard Guenther <rguenther@suse.de>
2442 PR tree-optimization/43186
2443 * gimple.h (gimple_fold): Remove.
2444 * gimple.c (gimple_fold): Remove. Inline into single user ...
2445 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
2446 Try harder for conditions.
2448 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2451 * function.c (used_types_insert): Don't skip through named pointer
2452 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
2453 and it is different from the main variant's type.
2455 2010-02-26 Nick Clifton <nickc@redhat.com>
2457 * config/rx/rx.md (sminsi3): Remove bogus alternative.
2459 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2461 * config.gcc: Support --with-fpmath=sse for x86.
2463 * config/i386/ssemath.h: New.
2465 * doc/install.texi (--with-fpmath=sse): Documented.
2467 2010-02-26 Richard Guenther <rguenther@suse.de>
2469 PR tree-optimization/43188
2470 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
2471 vector types of over-aligned element type.
2473 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
2476 * config/i386/i386.c (expand_vec_perm_blend): Use correct
2477 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
2479 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
2481 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
2483 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2485 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
2486 * var-tracking.c: Include diagnostic.h.
2487 (debug_dv): New function.
2488 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
2491 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
2492 (add_value_chain, add_value_chains, remove_value_chain,
2493 remove_value_chains): Handle DEBUG_EXPRs.
2494 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
2497 * regcprop.c (struct queued_debug_insn_change): New type.
2498 (struct value_data_entry): Add debug_insn_changes field.
2499 (struct value_data): Add n_debug_insn_changes field.
2500 (debug_insn_changes_pool): New variable.
2501 (free_debug_insn_changes, apply_debug_insn_changes,
2502 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
2503 (kill_value_one_regno): Call free_debug_insn_changes if needed.
2504 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
2506 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
2508 (copyprop_hardreg_forward_1): Don't call apply_change_group for
2509 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
2510 changes, call cprop_find_used_regs via note_stores.
2511 (copyprop_hardreg_forward): When copying vd from predecessor
2512 which has any queued DEBUG_INSN changes, make sure the pointers are
2513 cleared. At the end call df_analyze and then if there are any
2514 DEBUG_INSN changes queued at the end of some basic block for still
2515 live registers, apply them.
2516 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
2518 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
2520 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
2523 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
2525 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
2526 targets. Set the default with_cpu/with_arch from arch/cpu.
2527 Allow x86-64 and native for with_cpu/with_arch.
2529 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
2531 * ebitmap.c: Change calls to verify_popcount with calls to
2532 sbitmap_verify_popcount.
2533 (ebitmap_clear_bit): Fixed map->cacheindex test and
2534 map>cache update when bit clearing results in an empty
2537 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2540 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
2541 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
2542 and support both V2DF and V2DI modes.
2543 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
2544 support both V2DF and V2DI modes.
2545 (general): Delete trailing whitespace from a few patterns.
2547 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2548 V2DF/V2DI interleave high/low builtins.
2550 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
2553 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
2554 interleave high/low functions.
2556 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
2558 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
2559 #pragma extern_prefix.
2561 2010-02-25 Jakub Jelinek <jakub@redhat.com>
2564 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
2565 BLKmode, assert op0 is a MEM and just adjust its mode.
2568 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
2569 if bitpos isn't multiple of mode's bitsize.
2571 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2573 * c.opt (-ftemplate-depth=): New.
2574 (-ftemplate-depth-): Deprecate.
2575 * optc-gen.awk: Handle -ftemplate-depth=.
2576 * opth-gen.awk: Likewise.
2577 * c-opts.c (c_common_handle_option): Likewise.
2578 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
2580 2010-02-24 Jason Merrill <jason@redhat.com>
2582 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
2584 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2586 * cfg.c (alloc_aux_for_block): Remove inline.
2587 (alloc_aux_for_edge): Likewise.
2589 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2591 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
2593 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2595 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
2596 * config/i386/sol2-gas.h: New file.
2597 * config.gcc (i[34567]86-*-solaris2*): Use it.
2599 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2602 * c-typeck.c (ep_convert_and_check): New.
2603 (build_conditional_expr): Use it.
2604 (build_binary_op): Likewise.
2606 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2608 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2611 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2612 bounds even for -O+.
2613 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2614 expr needs to have DECL_NAME set.
2616 2010-02-24 Nick Clifton <nickc@redhat.com>
2618 * config/mep/mep.c: Include gimple.h.
2619 (mep_function_uses_sp): Delete unused function.
2620 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
2621 parameters. Use unsigned integers to count args. Return a
2622 NULL_RTX instead of an error_mark_node. Toidy up formatting.
2624 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2627 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
2628 greater or equal to nelt instead of 2 * nelt.
2629 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
2632 2010-02-23 Jason Merrill <jason@redhat.com>
2635 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
2636 in cfun->local_decls even if they have register types.
2639 * stor-layout.c (place_field): Don't warn about unnecessary
2640 DECL_PACKED if the type is packed.
2642 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2645 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
2646 GOTOFF relocs, even when the base reg isn't pic pointer.
2648 2010-02-23 Michael Matz <matz@suse.de>
2651 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
2652 (expand_gimple_basic_block): Generate and use debug temps if there
2653 are debug uses left after the last real use of TERed ssa names.
2654 Unlink debug immediate uses when they are expanded.
2656 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2659 * config/i386/i386.c (override_options): Reorganise to provide
2660 better error messages.
2662 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2665 * graphite-scop-detection.c (create_single_exit_edge): Move
2666 the call to find_single_exit_edge to....
2667 (create_sese_edges): ...here. Don't handle multiple edges
2668 exiting the function.
2669 (build_graphite_scops): Don't handle multiple edges
2670 exiting the function.
2672 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2675 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
2676 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
2678 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2681 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
2683 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2686 * c-typeck.c (convert_arguments): Print declaration location.
2687 * c-common.c (validate_nargs): Rename as
2688 builtin_function_validate_nargs.
2689 (check_builtin_function_arguments): Update.
2691 2010-02-22 Richard Guenther <rguenther@suse.de>
2694 * tree-inline.c (declare_return_variable): Use the type of
2695 the call stmt lhs if available.
2697 2010-02-22 Duncan Sands <baldrick@free.fr>
2699 * passes.c (register_pass): Always consider all pass lists when
2700 ref_pass_instance_number is zero.
2702 2010-02-22 Richard Guenther <rguenther@suse.de>
2704 PR tree-optimization/42749
2705 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
2706 parameter. Do arithmetic in the original type.
2707 (update_accumulator_with_ops): Likewise.
2708 (adjust_accumulator_values): Adjust.
2710 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2712 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
2713 (QI to BLKmode splitter): New splitter.
2715 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
2717 * config/i386/i386.c (initial_ix86_tune_features): Turn on
2718 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
2720 2010-02-22 Richard Guenther <rguenther@suse.de>
2722 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
2724 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
2726 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
2727 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
2728 ($(T)crti.o, $(T)crtn.o): Remove rules.
2730 2010-02-21 Tobias Burnus <burnus@net-b.de>
2733 * doc/invoke.texi (-fassociative-math): Document that this
2734 option is automatically enabled for Fortran.
2736 2010-02-20 David S. Miller <davem@davemloft.net>
2738 * configure.ac: Test if linker and assembler properly support
2739 GOTDATA_OP relocations.
2740 * configure: Rebuild.
2741 * config.in: Likewise.
2742 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
2743 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
2744 (movsi_high_pic): Likewise.
2745 (movdi_lo_sum_pic): Likewise.
2746 (movdi_high_pic): Likewise.
2747 (movsi_pic_gotdata_op): New pattern.
2748 (movdi_pic_gotdata_op): Likewise.
2749 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
2750 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
2752 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
2755 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
2756 attribute to ssemul.
2757 (xop_mulv2div2di3_high): Ditto.
2759 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2762 * c.opt (Wconversion-null): New option.
2763 * doc/invoke.texi (Wconversion-null): Document.
2765 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2767 * common.opt (Wlarger-than-): Add Undocumented.
2769 2010-02-19 Mike Stump <mikestump@comcast.net>
2771 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
2773 2010-02-19 Jason Merrill <jason@redhat.com>
2776 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
2777 * configure: Likewise.
2779 2010-02-20 Alan Modra <amodra@gmail.com>
2782 * cgraph.h (cgraph_make_decl_local): Declare.
2783 * cgraph.c (cgraph_make_decl_local): New function.
2784 (cgraph_make_node_local): Use it.
2785 * cgraphunit.c (cgraph_function_versioning): Likewise.
2786 * ipa.c (function_and_variable_visibility): Likewise.
2788 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2791 * except.c (sjlj_emit_function_enter): Don't call
2792 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
2794 * rtl.h (add_reg_br_prob_note): Remove prototype.
2796 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2799 * c-common.c (conversion_warning): Remove widening conversions
2800 before checking the conversion of integers to reals.
2802 2010-02-19 Mike Stump <mikestump@comcast.net>
2805 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
2808 * cgraphunit.c (process_function_and_variable_attributes): Check
2809 DECL_PRESERVE_P instead of looking up attribute "used".
2810 * ipa-pure-const.c (check_decl): Likewise.
2811 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
2812 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
2813 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
2814 instead of attribute "used".
2815 * config/sol2-c.c (solaris_pragma_init): Likewise.
2816 (solaris_pragma_fini): Likewise.
2818 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2820 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
2821 Use XCNEW instead of xcalloc.
2822 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
2823 XNEW instead of xmalloc.
2824 (get_fields): Use XNEWVEC instead of xmalloc.
2827 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
2828 populate vars array.
2829 (create_new_general_access): For debug stmts just reset value.
2830 (get_stmt_accesses): For accesses within debug stmts just record them
2831 using add_access_to_acc_sites instead of preventing the peeling or
2832 counting them as accesses.
2835 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
2837 2010-02-19 Richard Guenther <rguenther@suse.de>
2839 PR tree-optimization/42916
2840 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
2843 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
2845 * configure.ac: Replace all uses of changequote in macro arguments
2846 with proper quoting.
2848 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2851 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
2853 2010-02-19 Richard Guenther <rguenther@suse.de>
2855 PR tree-optimization/42944
2856 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
2857 test for aliasing with errno.
2859 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2862 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
2863 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
2864 * dojump.c: Include output.h.
2865 (inv): New inline function.
2866 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
2867 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
2868 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
2869 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
2870 argument, pass it down to other calls.
2871 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
2872 add REG_BR_PROB note to the conditional jump.
2873 * cfgexpand.c (add_reg_br_prob_note): Removed.
2874 (expand_gimple_cond): Don't call it, add the probability
2875 as last argument to jumpif_1/jumpifnot_1.
2876 * Makefile.in (dojump.o): Depend on output.h.
2877 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
2879 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
2880 * stmt.c (do_jump_if_equal): Likewise.
2881 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
2882 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2883 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
2885 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
2886 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
2887 jumpifnot_1 callers.
2888 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
2890 (store_expr): Adjust jumpifnot caller.
2891 (store_constructor): Adjust jumpif caller.
2894 * gimplify.c (gimple_boolify): For __builtin_expect call
2895 gimple_boolify also on its first argument.
2897 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
2899 * configure.ac (gnu-unique-object): Wrap regexps using [] in
2901 (__stack_chk_fail): Ditto. Remove quadrigraphs.
2902 * configure: Regenerated.
2904 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2906 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
2907 lang_hooks.types_compatible_p instead of comptypes.
2909 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
2911 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
2912 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
2913 if __prefer_thumb__ is defined.
2915 2010-02-18 Martin Jambor <mjambor@suse.cz>
2917 PR tree-optimization/43066
2918 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2919 array with zero-sized element type.
2921 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2923 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2924 rtx, allocate struct var_loc_node here and return it to the
2925 caller, and only if it is actually needed.
2926 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2927 move it earlier and return immediately if it returns NULL.
2929 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2931 * config/sparc/gas.h: New file. Restore
2932 TARGET_ASM_NAMED_SECTION to its ELF default.
2933 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2935 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2936 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2937 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2938 after sparc/sysv4.h.
2940 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2942 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2944 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2946 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2947 patterns from predicated pattern.
2949 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
2952 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
2953 for insn mnemonic suffix.
2955 2010-02-17 Richard Guenther <rguenther@suse.de>
2957 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
2960 2010-02-17 Jakub Jelinek <jakub@redhat.com>
2963 * caller-save.c (save_call_clobbered_regs): If BB ends with
2964 a DEBUG_INSN, move any notes in between last real insn and the last
2965 DEBUG_INSN after the last DEBUG_INSN.
2967 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
2969 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
2970 Fix return type. Fix argument type. Explain meaning of return value.
2972 2010-02-16 Richard Guenther <rguenther@suse.de>
2974 PR tree-optimization/41043
2975 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
2976 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
2978 (vrp_visit_phi_node): ... but only for loop PHI nodes.
2980 2010-02-16 Ira Rosen <irar@il.ibm.com>
2982 PR tree-optimization/43074
2983 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
2984 * tree-vect-loop.c (vect_analyze_loop_operations): Add
2985 vectorizable cycles in hybrid SLP check.
2986 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
2988 2010-02-16 Richard Guenther <rguenther@suse.de>
2990 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
2991 (true_dependence): If memrefs_conflict_p computes must-alias
2992 trust it. Move TBAA check after offset-based disambiguation.
2993 (canon_true_dependence): Likewise.
2995 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
2997 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
2998 * doc/invoke.texi: Document it.
2999 * var-tracking.c: Include toplev.h and params.h.
3000 (vt_find_locations): Return bool indicating success. Compute
3001 hash sizes unconditionally. Check new parameter, report.
3002 (variable_tracking_main_1): Check vt_find_locations results and
3003 retry. Renamed from...
3004 (variable_tracking_main): ... this. New wrapper to preserve
3005 flag_var_tracking_assignments.
3006 * Makefile.in (var-tracking.o): Adjust dependencies.
3008 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
3009 Jakub Jelinek <jakub@redhat.com>
3012 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
3013 if weak_import attribute is present.
3014 * config/darwin.c (machopic_select_section): Likewise.
3016 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
3018 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
3019 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
3020 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
3021 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
3023 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
3025 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3028 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
3029 Rewrite text to refer to the names.
3031 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
3033 * config/i386/i386-builtin-types.def
3034 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
3035 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
3036 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
3037 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
3038 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
3039 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
3040 IX86_BUILTIN_VPERMIL2PS256.
3041 (MULTI_ARG_4_DF2_DI_I): Defined.
3042 (MULTI_ARG_4_DF2_DI_I1): Defined.
3043 (MULTI_ARG_4_SF2_SI_I): Defined.
3044 (MULTI_ARG_4_SF2_SI_I1): Defined.
3045 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
3046 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
3047 __builtin_ia32_vpermil2ps256.
3048 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3049 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3050 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
3051 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3052 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3053 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
3054 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
3055 CODE_FOR_xop_vpermil2v8sf3.
3056 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
3057 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
3058 * config/i386/xopintrin.h (_mm_permute2_pd): New.
3059 (_mm256_permute2_pd): New.
3060 (_mm_permute2_ps): New.
3061 (_mm256_permute2_ps): New.
3063 2010-02-15 Nick Clifton <nickc@redhat.com>
3065 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
3066 boolean parameters. Use emit_jump_insn when emitting a pop
3067 instruction containing a return insn.
3068 (push): Use 'true' rather than '1' as second parameter to F.
3069 (h8300_expand_prologue): Likewise.
3070 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
3071 (h8300_expand_epilogue): Likewise.
3073 2010-02-15 Richard Guenther <rguenther@suse.de>
3076 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
3079 2010-02-15 Nick Clifton <nickc@redhat.com>
3081 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
3084 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
3086 * intl.c (fake_ngettext): New function.
3087 * intl.h (fake_ngettext): Declare.
3088 (ngettext): Define macro.
3089 * collect2.c (notice_translated): New function.
3090 (main): Use notice_translated and ngettext.
3091 * collect2.h (notice_translated): Declare.
3093 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
3095 * reorg.c (delete_computation): Comment fixes.
3096 * caller-save.c (setup_save_areas): Idem.
3097 * sel-sched-dump.c (dump_lv_set): Idem.
3100 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3102 * config/s390/s390.c (s390_sched_init): New function.
3103 (TARGET_SCHED_INIT): Target hook defined.
3105 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
3106 Jack Howarth <howarth@bromo.med.uc.edu>
3107 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3110 Partial revert of unintended change in fix for PR41605.
3111 * config/darwin.h: Fix typo.
3112 * config/darwin9.h: Same.
3114 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3116 * c-pch.c (pch_init): Clear v.
3118 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3121 * graphite-scop-detection.c (graphite_can_represent_scev): Call
3122 graphite_can_represent_init for MULT_EXPR.
3124 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3128 * graphite-sese-to-poly.c (remove_phi): New.
3129 (translate_scalar_reduction_to_array): Call remove_phi.
3131 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3134 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
3135 * graphite-clast-to-gimple.h (gloog): Update declaration.
3136 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
3137 * graphite-poly.h (struct poly_bb): Add missing comments.
3138 (struct scop): Add poly_scop_p field.
3140 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
3141 * graphite.c (graphite_transform_loops): Build the polyhedral
3142 representation for each scop before code generation.
3143 * sese.c (rename_variables_in_operand): Removed.
3144 (rename_variables_in_expr): Return the renamed expression.
3145 (rename_sese_parameters): New.
3146 * sese.h (rename_sese_parameters): Declared.
3148 2010-02-11 Richard Guenther <rguenther@suse.de>
3150 PR tree-optimization/42998
3151 * tree-ssa-pre.c (create_expression_by_pieces): Treat
3152 POINTER_PLUS_EXPR properly.
3154 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3155 Changpeng Fang <changpeng.fang@amd.com>
3158 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
3159 the cost of an IV candidate when the IV is used in a test against zero.
3161 * gcc.dg/tree-ssa/ivopts-3.c: New.
3163 2010-02-11 Richard Guenther <rguenther@suse.de>
3166 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
3167 pointer-vs-decl case by swapping refs. Handle some cases
3168 of pointer-vs-decl disambiguations more conservatively.
3169 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
3170 to false after expanding.
3172 2010-02-11 Richard Guenther <rguenther@suse.de>
3175 * gcc.c (process_command): Handle LTO file@offset case more
3178 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3180 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
3181 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
3183 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
3185 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
3186 if MEM's mode size isn't DWARF2_ADDR_SIZE.
3187 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
3188 Optimize eq/ne comparisons when both arguments are known to be
3190 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
3191 Don't mask operands unnecessarily if they are known to be already
3194 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
3196 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
3199 2010-02-10 Richard Guenther <rguenther@suse.de>
3201 PR tree-optimization/43017
3202 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
3203 for wrapping signed arithmetic.
3205 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3208 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
3209 if no debug info should be emitted for it.
3211 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3213 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
3214 note when flag_exceptions is set.
3216 2010-02-10 Duncan Sands <baldrick@free.fr>
3218 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
3220 2010-02-10 Richard Guenther <rguenther@suse.de>
3223 * tree.c (get_unwidened): Handle constants.
3224 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
3226 2010-02-10 Martin Jambor <mjambor@suse.cz>
3229 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
3230 check for variable argument counts independently.
3232 2010-02-10 Christian Bruel <christian.bruel@st.com>
3235 * config/sh/sh.c (find_barrier): Increase length for non delayed
3236 conditional branches.
3238 2010-02-10 Christian Bruel <christian.bruel@st.com>
3240 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
3242 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3244 * builtins.c (set_builtin_user_assembler_name): Also handle
3245 ffs if int is smaller than word.
3247 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
3250 * ira-conflicts.c (get_dup): Remove.
3251 (process_reg_shuffles): Add new parameter. Use it as an
3252 additional guard for copy generation.
3253 (add_insn_allocno_copies): Rewrite.
3255 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
3257 * common.opt (fsched2-use-traces): Preserved for backward
3259 * doc/invoke.texi: Remove the documentation about option
3260 -fsched2-use-traces.
3261 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
3262 flag_sched2_use_traces.
3263 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
3264 the backward compatibility flag section.
3266 2010-02-09 Richard Guenther <rguenther@suse.de>
3268 PR tree-optimization/43008
3269 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
3270 make HEAP variables initialized from global memory if they
3271 are not known builtin functions.
3272 (find_func_aliases): Adjust.
3274 2010-02-09 Richard Guenther <rguenther@suse.de>
3276 PR tree-optimization/43000
3277 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
3278 arithmetic manually.
3280 2010-02-08 Jakub Jelinek <jakub@redhat.com>
3282 PR tree-optimization/42931
3283 * tree-loop-linear.c (try_interchange_loops): Don't call
3284 double_int_mul if estimated_loop_iterations failed.
3286 2010-02-08 Martin Jambor <mjambor@suse.cz>
3289 * tree-sra.c (build_accesses_from_assign): Do not mark in
3290 should_scalarize_away_bitmap if stmt has volatile ops.
3291 (sra_modify_assign): Do not process assigns piecemeal if if stmt
3294 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
3296 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
3298 2010-02-07 Adam Nemet <adambnmet@gmail.com>
3300 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
3303 2010-02-07 Andrew Pinski <pinskia@gmail.com>
3306 * df-core.c (df_finish_pass): Change type of saved_flags to int.
3308 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3311 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
3312 to unknown_dependence.
3313 (graphite_legal_transform_dr): Handle the unknown_dependence.
3314 (graphite_carried_dependence_level_k): Same.
3316 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3318 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
3320 2010-02-07 Richard Guenther <rguenther@suse.de>
3323 * expr.c (get_inner_reference): Always initialize *pbitsize.
3325 2010-02-07 Richard Guenther <rguenther@suse.de>
3328 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
3329 new ARRAY_REFs on variable size element or minimal index arrays.
3331 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
3332 gimple_fold_indirect_ref.
3334 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
3337 * arm.c (arm_override_options): Just return if the user has specified
3338 an invalid fpu name.
3340 2010-02-03 Jason Merrill <jason@redhat.com>
3343 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
3344 i386_pe_maybe_record_exported_symbol.
3346 2010-02-05 Steve Ellcey <sje@cup.hp.com>
3349 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3350 (pa_delegitimize_address): New function.
3352 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
3354 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
3355 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
3357 2010-02-05 Richard Guenther <rguenther@suse.de>
3360 * lto-streamer-in.c (get_resolution): Deal with references
3361 to undefined functions.
3363 2010-02-05 Richard Guenther <rguenther@suse.de>
3365 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
3366 (fold_const_aggregate_ref): Likewise.
3367 (ccp_fold_stmt): Substitute loads.
3368 (maybe_fold_reference): Verify types before substituting.
3370 (fold_gimple_assign): Unshare properly.
3371 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
3373 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
3375 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
3376 for rs6000_gen_cell_microcode.
3378 2010-02-04 Richard Guenther <rguenther@suse.de>
3380 PR rtl-optimization/42952
3381 * dse.c (const_or_frame_p): Remove MEM handling.
3383 2010-02-04 Nick Clifton <nickc@redhat.com>
3385 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
3386 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
3387 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
3388 (mn10300_asm_output_mi_thunk): New function.
3389 (mn10300_can_output_mu_thunk): New function.
3390 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
3391 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
3392 (FUNCTION_ARG): Delete incorrect comment.
3394 2010-02-03 Jason Merrill <jason@redhat.com>
3397 * fold-const.c (operand_equal_p): Handle erroneous types.
3399 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3401 * config/h8300/h8300.md (can_delay): Fix attibute condition.
3403 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
3405 PR rtl-optimization/42941
3406 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
3409 2010-02-03 Jason Merrill <jason@redhat.com>
3412 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
3414 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
3417 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
3418 (cselib_reset_table): Renamed from...
3419 (cselib_reset_table_with_next_value): ... this.
3420 (cselib_get_next_uid): Renamed from...
3421 (cselib_get_next_unknown_value): ... this.
3422 * cselib.c (next_uid): Renamed from...
3423 (next_unknown_value): ... this.
3424 (cselib_clear_table): Adjust.
3425 (cselib_reset_table): Adjust. Renamed from...
3426 (cselib_reset_table_with_next_value): ... this.
3427 (cselib_get_next_uid): Adjust. Renamed from...
3428 (cselib_get_next_unknown_value): ... this.
3429 (get_value_hash): Use hash.
3430 (cselib_hash_rtx): Likewise.
3431 (new_cselib_val): Adjust. Set and dump uid.
3432 (cselib_lookup_mem): Pass next_uid as hash.
3433 (cselib_subst_to_values): Likewise.
3434 (cselib_log_lookup): Dump uid.
3435 (cselib_lookup): Pass next_uid as hash. Adjust.
3436 (cselib_process_insn): Adjust.
3437 (cselib_init): Initialize next_uid.
3438 (cselib_finish): Adjust.
3439 (dump_cselib_table): Likewise.
3440 * dse.c (canon_address): Dump value uid.
3441 * print-rtl.c (print_rtx): Print value uid.
3442 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
3444 (dv_uid): New function, sort of renamed from...
3445 (dv_htab_hash): ... this, reimplemented in terms of it and...
3446 (dv_uid2hash): ... this. New.
3447 (variable_htab_eq): Drop excess assertions.
3448 (tie_break_pointers): Removed.
3449 (canon_value_cmp): Compare uids.
3450 (variable_post_merge_New_vals): Print uids.
3451 (vt_add_function_parameters): Adjust.
3452 (vt_initialize): Reset table. Adjust.
3454 2010-02-03 Richard Guenther <rguenther@suse.de>
3456 PR tree-optimization/42944
3457 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
3458 (call_may_clobber_ref_p_1): Likewise. Properly handle
3459 malloc and calloc clobbering errno.
3461 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
3463 * doc/invoke.texi: Fix name of sched1 dump.
3465 * opts.c (decode_options): Set flag_tree_switch_conversion
3466 only conditionally on optimize >= 2.
3468 * gcse.c: Assorted comment fixes in pass description.
3470 2010-02-03 Anthony Green <green@moxielogic.com>
3472 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
3473 nop padding in order to maintain alignment of storage location of
3474 target function address.
3475 (moxie_trampoline_init): Store target function address at newly
3477 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
3479 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
3481 2010-02-03 Richard Guenther <rguenther@suse.de>
3484 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
3486 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3488 * config.gcc: Reenable check for obsolete targets.
3489 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
3490 mips-sgi-irix6.[0-4]*.
3492 2010-02-02 Nick Clifton <nickc@redhat.com>
3494 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
3495 constant size of 4 as being the same as 0.
3496 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
3497 can take values in the range 0..4.
3499 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
3502 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
3503 as _darwin10_Unwind_FindEnclosingFunction().
3504 * libgcc-libsystem.ver: New.
3506 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
3509 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
3510 implicitly set registers.
3512 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
3514 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
3515 (arm_override_options): Allow automatic selection of the thread
3516 pointer register if thumb2.
3517 (legitimize_pic_address): Improve code sequences for Thumb2.
3518 (arm_call_tls_get_addr): Likewise.
3519 (legitimize_tls_address): Likewise.
3520 * arm.md (pic_load_addr_arm): Delete. Replace with ...
3521 (pic_load_addr_32bit): ... this. New named pattern.
3522 * thumb2.md (pic_load_addr_thumb2): Delete.
3523 (pic_load_dot_plus_four): Delete.
3524 (tls_load_dot_plus_four): New named pattern.
3526 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3529 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
3530 Document fix for TLS bug.
3532 2010-01-31 Richard Guenther <rguenther@suse.de>
3534 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
3535 conservatively correct.
3537 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3541 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3543 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3545 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3547 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
3549 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
3551 * config.gcc: Adjust order of makefile fragments for mingw targets.
3553 2010-01-31 Richard Guenther <rguenther@suse.de>
3556 * gimplify.c (gimplify_init_constructor): For volatile LHS
3557 initialize a temporary.
3559 2010-01-31 Matthias Klose <doko@ubuntu.com>
3561 * configure.ac: Fix __stack_chk_fail check for cross builds configured
3563 * configure: Regenerate.
3565 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
3567 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3568 the same alias set and their sizes different constantness.
3569 (aliasing_component_refs_p): Revert 2009-10-24 change.
3571 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3573 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
3576 2010-01-29 Richard Guenther <rguenther@suse.de>
3578 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
3579 Assert we successfully updated the call.
3581 2010-01-29 Jakub Jelinek <jakub@redhat.com>
3583 PR rtl-optimization/42889
3584 * df.h (df_set_bb_dirty_nonlr): New prototype.
3585 * df-core.c (df_set_bb_dirty_nonlr): New function.
3586 * df-scan.c (df_insn_rescan): Call it instead of
3587 df_set_bb_dirty for DEBUG_INSNs.
3589 2010-01-29 Richard Guenther <rguenther@suse.de>
3592 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
3593 quadratic behavior in most cases.
3595 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
3598 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
3599 in the call to gen_x86_movsicc_0_m1.
3601 2010-01-28 Richard Guenther <rguenther@suse.de>
3603 PR tree-optimization/42871
3604 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
3606 2010-01-28 Richard Guenther <rguenther@suse.de>
3608 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
3609 into call arguments.
3611 2010-01-28 Richard Guenther <rguenther@suse.de>
3614 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
3615 the forwarder if the destination is an EH landing pad.
3617 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
3619 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
3620 block list passed to gimple_duplicate_sese_tail.
3621 (parallelize_loops): Avoid parallelization when the function
3623 Avoid parallelization when the preheader is IRREDUCIBLE.
3624 Try to optimize when estimated_loop_iterations_int is unresolved.
3625 Add the loop's location to the dump file.
3626 * tree-cfg.c (add_phi_args_after_redirect): Remove.
3627 (gimple_duplicate_sese_tail): Remove the check for the latch.
3628 Redirect nexits to the exit block.
3629 Remove handling of the incoming edges to the latch.
3630 Redirect the backedge from the copied latch to the exit bb.
3632 2010-01-28 Michael Matz <matz@suse.de>
3635 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
3636 Wrap force_reg into a sequence, emit it before user.
3638 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
3640 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
3642 (arm_legacy_rev): Likewise.
3643 (thumb_legacy_rev): Likewise.
3645 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3647 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
3648 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
3649 on MEM's address failed, try avoid_constant_pool_reference and
3650 recurse if it returned something different.
3651 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
3652 address, try avoid_constant_pool_reference and recurse if it
3653 returned something different.
3654 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
3655 address and avoid_constant_pool_reference returned something
3656 different, don't set have_address.
3658 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
3661 * var-tracking.c (val_store): Add modified argument, obey it.
3663 (count_uses): Move down logging of main.
3664 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
3665 don't need resolution.
3666 (emit_notes_in_bb): Likewise.
3668 2010-01-27 Richard Guenther <rguenther@suse.de>
3671 * tree-inline.c (remap_decl): Delay remapping of SSA name
3672 default definitions until we need them.
3674 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3676 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3677 (rs6000_delegitimize_address): New function.
3679 * config/s390/s390.c (s390_delegitimize_address): Call
3680 delegitimize_mem_from_attrs.
3683 * tree-inline.c (cannot_copy_type_1): Removed.
3684 (copy_forbidden): Don't forbid copying of functions containing
3685 records/unions with variable length fields.
3687 2010-01-27 Christian Bruel <christian.bruel@st.com>
3691 * config/sh/sh.c (find_barrier): Increase length for non delayed
3692 conditional branches.
3694 2010-01-27 Matthias Klose <doko@ubuntu.com>
3696 * configure.ac (gnu-unique-object): Fix ldd version check.
3697 * configure: Regenerate.
3699 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3701 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
3703 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
3704 Test for HAVE_GNU_AS value.
3706 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3708 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
3709 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
3710 INT64_TYPE): Define.
3711 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
3712 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3713 INT_LEAST64_TYPE): Define.
3714 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
3715 UINT_LEAST64_TYPE): Define.
3716 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
3717 INT_FAST64_TYPE): Define.
3718 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3719 UINT_FAST64_TYPE): Define.
3720 (INTMAX_TYPE, UINTMAX_TYPE): Define.
3721 (INTPTR_TYPE, UINTPTR_TYPE): Define.
3722 (SIG_ATOMIC_TYPE): Define.
3724 2010-01-26 Richard Guenther <rguenther@suse.de>
3726 * df-scan.c (df_scan_set_bb_info): Remove assert.
3727 (df_insn_rescan_debug_internal): Merge asserts.
3728 (df_install_ref): Likewise.
3729 (df_mark_reg): Use bitmap_set_range.
3730 (df_hard_reg_used_p): Remove assert.
3731 (df_hard_reg_used_count): Likewise.
3733 2010-01-26 Richard Guenther <rguenther@suse.de>
3735 PR rtl-optimization/42685
3736 * web.c (web_main): Ignore DEBUG_INSNs.
3738 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
3740 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
3742 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
3743 Fix types of fndecl and arglist parameters.
3745 2010-01-26 Richard Guenther <rguenther@suse.de>
3748 * tree-eh.c (unsplit_eh): Skip debug insns.
3750 2010-01-26 Richard Guenther <rguenther@suse.de>
3752 PR tree-optimization/42250
3753 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
3755 2010-01-26 Jakub Jelinek <jakub@redhat.com>
3758 * omp-low.c (expand_omp_sections): Only use single_pred if
3759 l2_bb is single_pred_p.
3761 2010-01-25 Christian Bruel <christian.bruel@st.com>
3764 * config/sh/sh.c (find_barrier): Increase length for non delayed
3765 conditional branches.
3766 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
3768 2010-01-24 David S. Miller <davem@davemloft.net>
3770 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
3771 define if not using GAS.
3772 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3773 Likewise. Delete SECTION_MERGE code, which is only applicable
3776 2010-01-24 Mark Mitchell <mark@codesourcery.com>
3779 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
3780 mangling of va_list in system headers.
3782 2010-01-23 Toon Moene <toon@moene.org>
3784 * tree-predcom.c (combine_chains): Return NULL, not false.
3786 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
3788 * tree-loop-distribution.c (distribute_loop): Fix declaration and
3789 initialization of variable res to agree with return type.
3791 2010-01-22 Steve Ellcey <sje@cup.hp.com>
3793 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
3794 * tree-sra.c: Add include of expr.h.
3796 2010-01-22 Jakub Jelinek <jakub@redhat.com>
3798 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
3799 insert the debug stmt on the single non-EH edge from the stmt.
3801 2010-01-22 Richard Henderson <rth@redhat.com>
3804 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
3805 the RHS until after generate_subtree_copies has insertted its
3806 code before the current statement.
3808 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
3810 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
3812 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
3814 2010-01-21 Martin Jambor <mjambor@suse.cz>
3816 PR tree-optimization/42585
3817 * tree-sra.c (struct access): New field grp_total_scalarization.
3818 (dump_access): Dump the new field.
3819 (should_scalarize_away_bitmap): New variable.
3820 (cannot_scalarize_away_bitmap): Likewise.
3821 (sra_initialize): Allocate new bitmaps.
3822 (sra_deinitialize): Free new bitmaps.
3823 (create_access_1): New function.
3824 (create_access): Parts moved to create_access_1.
3825 (type_consists_of_records_p): New function.
3826 (completely_scalarize_record): Likewise.
3827 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
3828 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
3829 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
3831 (analyze_all_variable_accesses): Completely scalarize small eligible
3834 2010-01-21 Martin Jambor <mjambor@suse.cz>
3836 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
3838 2010-01-21 Andrew Haley <aph@redhat.com>
3840 * gcc.c (process_command): Move lang_specific_driver before
3841 setting cc_libexec_prefix.
3843 2010-01-21 Richard Guenther <rguenther@suse.de>
3846 * fold-const.c (negate_expr_p): Pretend only negative
3847 real constants are easily negatable.
3849 2010-01-20 Janis Johnson <janis187@us.ibm.com>
3850 Jason Merrill <jason@redhat.com>
3852 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
3853 (TYPE_TRANSPARENT_AGGR): this, for union and record.
3854 * calls.c (initialize argument_information): Handle it.
3855 * c-common.c (handle_transparent_union_attribute): Use new name.
3856 * c-decl.c (finish_struct): Ditto.
3857 * c-typeck.c (type_lists_compatible_p): Ditto.
3858 (convert_for_assignment): Use new name and also handle record.
3859 * function.c (aggregate_value_p): Handle it.
3860 (pass_by_reference): Ditto.
3861 (assign_parm_data_types): Ditto.
3862 * print-tree.c (print_node): Ditto.
3863 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
3864 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
3865 * tree.c (first_field): New fn.
3867 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
3870 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
3871 even when linking statically, for now.
3873 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3876 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
3877 without a cselib val.
3878 (count_uses): Accept MO_VAL_SET with no val on stores.
3879 (add_stores): Likewise.
3881 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3883 * var-tracking.c (check_value_val): Add a compile time assertion.
3884 (dv_is_decl_p): Simplify.
3885 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
3886 gcc_assert if ENABLE_CHECKING.
3888 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3891 * var-tracking.c: Include tree-flow.h.
3892 (mem_dies_at_call): New.
3893 (dataflow_set_preserve_mem_locs): Use it.
3894 (dataflow_set_remove_mem_locs): Likewise.
3895 (dump_var): Renamed from dump_variable. Adjust all callers.
3896 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
3897 * Makefile.in (var-tracking.o): Adjust deps.
3899 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
3901 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
3903 2010-01-20 Richard Guenther <rguenther@suse.de>
3905 PR tree-optimization/42717
3906 * tree-ssa-dce.c (get_live_post_dom): Remove.
3907 (forward_edge_to_pdom): Take an arbitrary edge to copy
3908 degenerate PHI args from.
3909 (remove_dead_stmt): Use the first post-dominator even if it
3910 does not contain live statements as redirection destination.
3912 2010-01-20 Richard Guenther <rguenther@suse.de>
3914 * tree-inline.c (estimate_num_insns): Handle EH builtins.
3916 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3918 * sel-sched.c (create_speculation_check): Remove set but not used
3920 (try_transformation_cache): Remove set but not used variable ds.
3921 (calculate_privileged_insns): Remove set but not used variables
3922 cur_insn and min_spec_insn.
3923 (find_best_expr): Remove set but not used variable avail_n.
3924 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
3926 * cgraphunit.c (assemble_thunk): Remove set but not used variable
3928 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
3929 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
3932 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
3935 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
3936 cpu types. Add support for *-sse3 cpu types.
3937 (x86_64-*-*): Ditto.
3939 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3942 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
3943 argument, call initializer_constant_valid_p_1 instead of
3944 initializer_constant_valid_p, pass CACHE to it, return NULL
3945 immediately if first call returns NULL.
3946 (initializer_constant_valid_p_1): New function.
3947 (initializer_constant_valid_p): Use it.
3949 2010-01-20 Thomas Quinot <quinot@adacore.com>
3951 * tree.def (PLACEHOLDER_EXPR): Fix comment.
3953 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3955 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
3956 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
3957 (loc_list_from_tree): Don't handle unsigned division. Handle
3958 signed modulo using DW_OP_{over,over,div,mul,minus}.
3959 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
3960 modulo instead of signed.
3962 2010-01-20 DJ Delorie <dj@redhat.com>
3964 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
3966 (h8300_emit_stack_adjustment): Propogate it.
3968 (h8300_expand_prologue): Likewise.
3969 (h8300_expand_epilogue): Likewise.
3971 2010-01-19 Michael Matz <matz@suse.de>
3973 PR tree-optimization/41783
3974 * tree-data-ref.c (toplevel): Include flags.h.
3975 (dump_data_dependence_relation): Also dump the inputs if the
3976 result will be unknown.
3977 (split_constant_offset_1): Look through some conversions.
3978 * tree-predcom.c (determine_roots_comp): Restart a new chain if
3979 the offset from last element is too large.
3980 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
3981 (reassociate_to_the_same_stmt): Handle vector registers.
3982 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
3984 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
3985 wide_prolog_niters argument, emit widening instructions.
3986 (vect_do_peeling_for_alignment): Adjust caller, use widened
3987 variant of the iteration cound.
3988 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
3990 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3993 * config/arm/neon-testgen.m (emit_automatics): New parameter
3994 features. Adjust for Fixed_return_reg feature.
3995 (test_intrinsic): Call emit_automatics with new feature.
3996 * config/arm/neon.ml: Update copyright years.
3997 (features): New Fixed_return_reg feature.
3998 (ops): Update feature for Vget_low.
4000 2010-01-19 Jakub Jelinek <jakub@redhat.com>
4002 PR tree-optimization/42719
4003 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
4007 * fwprop.c (all_uses_available_at): Return false if def_set dest
4008 is a REG that is used in def_insn.
4010 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
4012 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
4014 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
4017 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
4019 * target.h (struct gcc_target) <secondary_reload>: Change type
4020 of last argument to secondary_reload_info *.
4022 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
4025 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
4026 memory references with unaligned offsets. Remove CQImode handling.
4027 (unaligned_memory_operand): Return 1 for memory references with
4028 unaligned offsets. Remove CQImode handling.
4030 2010-01-18 Richard Guenther <rguenther@suse.de>
4033 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
4036 2010-01-18 Richard Guenther <rguenther@suse.de>
4038 PR tree-optimization/42781
4039 * tree-ssa-structalias.c (find_what_var_points_to): Skip
4040 restrict processing only if the original variable was artificial.
4042 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
4044 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
4045 find number of popped argument bytes.
4047 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
4048 Fix the text that describes the return value for invalid insns.
4050 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
4052 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
4053 Clarify what 'cost of the -dependence' is. Fix quoting.
4055 * toplev.c (default_get_pch_validity): Rename argument to "sz".
4056 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
4058 2010-01-17 Jakub Jelinek <jakub@redhat.com>
4060 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4061 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
4063 2010-01-17 Richard Guenther <rguenther@suse.de>
4066 * function.c (split_complex_args): Take a VEC to modify.
4067 (assign_parms_augmented_arg_list): Build a VEC instead of
4068 a chain of PARM_DECLs.
4069 (assign_parms_unsplit_complex): Take a VEC of arguments.
4070 Do not fixup unmodified parms.
4071 (assign_parms): Deal with the VEC.
4072 (gimplify_parameters): Likewise.
4074 2010-01-17 Richard Guenther <rguenther@suse.de>
4076 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
4077 node existence check.
4078 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
4079 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
4080 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
4081 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
4082 (gimple_execute_on_growing_pred): Likewise.
4084 2010-01-17 Richard Guenther <rguenther@suse.de>
4086 PR tree-optimization/42773
4087 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
4088 (compute_antic_aux): Likewise.
4089 (compute_partial_antic_aux): Likewise.
4091 2010-01-17 Jie Zhang <jie.zhang@analog.com>
4094 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
4097 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
4099 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
4102 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
4103 Fix markup for strict argument.
4105 (TARGET_SCHED_REORDER2): Fix argument types.
OSDN Git Service
