1 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
4 (Specific, *-*-solaris2*): Likewise.
5 Don't prefer Sun as over GNU as.
7 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
9 * config/s390/s390.c (override_options): Adjust the z10
10 defaults for max-unroll-times, max-completely-peeled-insns
11 and max-completely-peel-times.
13 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
17 (s390_expand_setmem): Likewise.
18 (s390_expand_cmpmem): Likewise.
20 2010-04-08 Richard Guenther <rguenther@suse.de>
22 PR tree-optimization/43679
23 * tree-ssa-pre.c (eliminate): Only propagate copies.
25 2010-04-08 Jakub Jelinek <jakub@redhat.com>
28 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
29 set but not used variable warning.
31 2010-04-08 Wei Guozhi <carrot@google.com>
34 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
35 (arm_size_rtx_costs): Call the new function when optimized for size.
37 2010-04-08 Jakub Jelinek <jakub@redhat.com>
40 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
41 op0 is not a MEM, just return NULL instead of assertion
43 (discover_nonconstant_array_refs): Don't walk debug stmts.
45 2010-04-08 Doug Kwan <dougkwan@google.com>
47 * configure.ac: Recognize gold and do not use its version number
49 * configure: Regenerate.
51 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
54 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
55 (negate_value): Move code to push elements to broken_up_substracts ...
56 (eliminate_plus_minus_pair): ... here. Push operands that have no
57 negative pair to plus_negates.
58 (repropagate_negates, init_reassoc, fini_reassoc): Update.
60 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
62 * doc/install.texi (Configuration): Move description of
63 --enable-lto, --with-libelf*, --enable-gold from Java section to
66 * doc/generic.texi (Working with declarations)
67 (Function Properties, C and C++ Trees): Fix typos.
68 * doc/sourcebuild.texi (Top Level): Likewise.
70 2010-04-07 Jakub Jelinek <jakub@redhat.com>
73 * tree.h (DECL_READ_P): Define.
74 (struct tree_decl_common): Add decl_read_flag.
75 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
76 a set but not used warning.
77 (merge_decls): Merge DECL_READ_P flag.
78 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
79 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
80 * c-common.c (handle_used_attribute, handle_unused_attribute):
82 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
84 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
86 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
87 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
88 c_parser_binary_expression, c_parser_cast_expression,
89 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
90 Call default_function_array_read_conversion instead of
91 default_function_array_conversion where needed.
92 (c_parser_unary_expression, c_parser_conditional_expression,
93 c_parser_postfix_expression_after_primary, c_parser_initelt):
94 Likewise. Call mark_exp_read where needed.
95 (c_parser_statement_after_labels, c_parser_asm_operands,
96 c_parser_typeof_specifier, c_parser_sizeof_expression,
97 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
99 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
101 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
102 (warn_unused_but_set_parameter): Default to warn_unused
104 * doc/invoke.texi: Document -Wunused-but-set-variable and
105 -Wunused-but-set-parameter.
107 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
109 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
110 when operandN variables aren't used in the body of the expander
112 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
113 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
114 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
115 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
116 FOR_EACH_IMM_USE_ON_STMT): Likewise.
117 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
118 * tree.c (PROCESS_ARG): Likewise.
120 2010-04-07 Simon Baldwin <simonb@google.com>
122 * diagnostic.h (diagnostic_override_option_index): New macro to
123 set a diagnostic's option_index.
124 * c-tree.h (c_cpp_error): Add warning reason argument.
125 * opts.c (_warning_as_error_callback): New.
126 (register_warning_as_error_callback): Store callback for
127 warnings enabled via enable_warning_as_error.
128 (enable_warning_as_error): Call callback, minor code tidy.
129 * opts.h (register_warning_as_error_callback): Declare.
130 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
131 response to -Werror=.
132 (c_common_init_options): Register warning_as_error_callback in opts.c.
133 * common.opt: Add -Wno-cpp option.
134 * c-common.c (struct reason_option_codes_t): Map cpp warning
135 reason codes to gcc option indexes.
136 * (c_option_controlling_cpp_error): New function, lookup the gcc
137 option index for a cpp warning reason code.
138 * (c_cpp_error): Add warning reason argument, call
139 c_option_controlling_cpp_error for diagnostic_override_option_index.
140 * doc/invoke.texi: Document -Wno-cpp.
142 2010-04-07 Richard Guenther <rguenther@suse.de>
144 * ipa-reference.c (mark_load): Use get_base_address.
145 (mark_store): Likewise.
147 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
148 inserting GIMPLE_NOPs into the IL.
149 * tree-ssa-structalias.c (get_constraint_for_component_ref):
150 Explicitly strip handled components and indirect references.
152 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
153 folding address expressions.
154 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
155 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
156 operand_equal_p to compare decls.
157 (ptr_deref_may_alias_decl_p): Likewise.
158 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
159 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
160 Handle reversed comparison ops.
161 * tree-sra.c (asm_visit_addr): Use get_base_address.
162 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use
164 * ipa-reference.c (mark_address): Use get_base_address.
166 2010-04-07 Richard Guenther <rguenther@suse.de>
168 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
169 Propagate constants everywhere.
171 2010-04-07 Jakub Jelinek <jakub@redhat.com>
174 * tree.c (MAX_INT_CACHED_PREC): Define.
175 (nonstandard_integer_type_cache): New array.
176 (build_nonstandard_integer_type): Cache results for precision
177 <= MAX_INT_CACHED_PREC.
179 2010-04-07 Richard Guenther <rguenther@suse.de>
181 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
182 -fargument-noalias-global, -fargument-noalias-anything): Remove.
183 * common.opt: Likewise.
184 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust
186 * alias.c (base_alias_check): Remove flag_argument_noalias
188 (nonoverlapping_memrefs_p): Likewise.
189 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
190 * opts.c (common_handle_option): Handle OPT_fargument_alias,
191 OPT_fargument_noalias, OPT_fargument_noalias_anything and
192 OPT_fargument_noalias_global for backward compatibility.
194 2010-04-07 Richard Guenther <rguenther@suse.de>
196 PR tree-optimization/43270
197 * tree-vrp.c (check_array_ref): Fix flexible array member
199 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
200 * tree-ssa-pre.c (phi_translate_1): Adjust.
201 (fully_constant_expression): Split out vn_reference handling to ...
202 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
203 Fold reads from constant strings.
204 (vn_reference_lookup): Handle fully constant references.
205 (vn_reference_lookup_pieces): Likewise.
206 * Makefile.in (expmed.o-warn): Add -Wno-error.
208 2010-04-07 Martin Jambor <mjambor@suse.cz>
210 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
212 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
215 * gcc.c: Add -static-libstdc++ to list of recognized options.
217 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
219 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to
222 2010-04-07 Richard Guenther <rguenther@suse.de>
225 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with
226 pointer bases build simple mem attributes to retain
227 points-to information.
229 2010-04-07 Richard Guenther <rguenther@suse.de>
232 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
233 preserve points-to related information.
235 2010-04-07 Richard Guenther <rguenther@suse.de>
238 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
239 discard plain indirect references.
240 * fold-const.c (operand_equal_p): Guard against NULL_TREE
242 * tree.c (tree_nop_conversion): Likewise.
244 2010-04-07 Dodji Seketeli <dodji@redhat.com>
247 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
249 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
251 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
252 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
254 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
256 * tree-if-conv.c: Fix indentation and comments.
258 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
260 * tree-if-conv.c: Sort static functions in topological order.
262 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
264 * tree-if-conv.c: Fix indentation and comments.
266 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
269 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
270 lang_hooks.types.type_for_size instead of build_nonstandard_integer_type.
271 When converting an unsigned type to signed, double its precision.
272 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
273 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
274 (graphite_create_new_loop_guard): When ub + 1 wraps around, use lb <= ub.
276 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
279 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
280 POINTER_PLUS_EXPR for pointer types.
282 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
285 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
286 * graphite-clast-to-gimple.c: Include langhooks.h.
287 (max_signed_precision_type): New.
288 (max_precision_type): Takes two types as arguments.
289 (precision_for_value): New.
290 (precision_for_interval): New.
291 (gcc_type_for_interval): New.
292 (gcc_type_for_value): New.
293 (gcc_type_for_clast_term): New.
294 (gcc_type_for_clast_red): New.
295 (gcc_type_for_clast_bin): New.
296 (gcc_type_for_clast_expr): Split up into several functions.
297 (gcc_type_for_clast_eq): Rewritten.
298 (compute_bounds_for_level): New.
299 (compute_type_for_level_1): New.
300 (compute_type_for_level): New.
301 (gcc_type_for_cloog_iv): Removed.
302 (gcc_type_for_iv_of_clast_loop): Rewritten.
303 (graphite_create_new_loop): Compute the lower and upper bound types
304 with gcc_type_for_clast_expr.
305 (graphite_create_new_loop_guard): Same.
306 (find_cloog_iv_in_expr): Removed.
307 (compute_cloog_iv_types_1): Removed.
308 (compute_cloog_iv_types): Removed.
309 (gloog): Do not call compute_cloog_iv_types.
310 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
312 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
313 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
314 (GBB_CLOOG_IV_TYPES): Removed.
316 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
318 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
319 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
320 (detect_commutative_reduction): Same.
322 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
324 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
325 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
327 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
328 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
329 (rewrite_commutative_reductions_out_of_ssa): Same.
330 * passes.c (execute_function_todo): Call verify_ssa for every pass
331 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
332 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
333 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
334 with an extra argument.
335 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
336 verify_ssa only when the extra argument is true.
337 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
338 with an extra argument.
339 (tree_transform_and_unroll_loop): Same.
341 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
343 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
344 for all the passes of the LNO having LOOP_CLOSED_SSA.
345 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
346 * tree-loop-distribution.c (pass_loop_distribution): Same.
347 * tree-pass.h (TODO_verify_loops): Removed.
348 * tree-ssa-loop.c (pass_tree_loop_init): Same.
350 (pass_tree_unswitch): Same.
351 (pass_predcom): Same.
352 (pass_vectorize): Same.
353 (pass_linear_transform): Same.
354 (pass_graphite_transforms): Same.
355 (pass_iv_canon): Same.
356 (pass_complete_unroll): Same.
357 (pass_complete_unrolli): Same.
358 (pass_parallelize_loops): Same.
359 (pass_loop_prefetch): Same.
360 (pass_iv_optimize): Same.
362 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
365 * passes.c (init_optimization_passes): Move pass_lim before
366 pass_copy_prop and pass_dce_loop.
368 2010-04-06 Jakub Jelinek <jakub@redhat.com>
371 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
372 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
373 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
374 MULTI_* defines for 4 argument vpermil2p* builtins.
376 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
378 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
379 * config/i386/i386.c (x86_maybe_negate_const_int): New.
380 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
381 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
382 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
383 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
384 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
385 Use x86_maybe_negate_const_int to output insn mnemonic.
386 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
387 check from instruction predicate. Update comments.
388 * config/i386/sync.md (sync_add<mode>): Use
389 x86_maybe_negate_const_int to output insn mnemonic.
391 2010-04-06 Jan Hubicka <jh@suse.cz>
393 PR tree-optimization/42906
394 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
395 IGNORE_SELF argument. Set visited_control_parents for fully
397 (find_obviously_necessary_stmts): Update call of
398 mark_control_dependent_edges_necessary.
399 (propagate_necessity): Likewise. Handle PHI edges more curefully.
401 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
403 * config/i386/i386.md: Remove comment about 'e' and 'E'
406 2010-04-06 Richard Guenther <rguenther@suse.de>
408 PR tree-optimization/43627
409 * tree-vrp.c (extract_range_from_unary_expr): Widenings
410 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
413 2010-04-06 Jakub Jelinek <jakub@redhat.com>
415 * BASE-VER: Change to 4.6.0.
418 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
421 2010-04-06 Richard Guenther <rguenther@suse.de>
424 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
426 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
428 * doc/invoke.texi (Optimize Options): Document that LTO
429 won't remove object access purely due to incompatible
432 2010-04-04 Matthias Klose <doko@ubuntu.com>
434 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
437 2010-04-03 Richard Guenther <rguenther@suse.de>
440 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
441 require a non-NULL MEM_OFFSET.
443 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
445 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
446 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
447 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
448 config/alpha/predicates.md, config/arm/arm.md,
449 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
450 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
451 config/darwin9.h, config/darwin.c, config/darwin.h,
452 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
453 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
454 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
455 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
456 config/mips/mips.md, config/mn10300/mn10300.c,
457 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
458 config/rs6000/aix.h, config/rs6000/dfp.md,
459 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
460 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
461 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
462 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
463 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
464 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
465 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
466 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
467 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
468 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
469 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
470 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
471 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
472 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
473 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
474 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
475 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
476 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
477 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
478 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
479 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
480 opt-functions.awk, opth-gen.awk, params.def, passes.c,
481 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
482 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
483 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
484 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
485 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
486 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
487 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
488 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
489 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
490 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
491 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
492 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
493 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
494 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
496 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
499 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
500 * aclocal.m4: Regenerate.
502 2010-04-02 Richard Guenther <rguenther@suse.de>
504 PR tree-optimization/43629
505 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
506 if we have seen a constant value.
508 2010-04-02 Joseph Myers <joseph@codesourcery.com>
510 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for
513 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
516 * arm.c (legitimize_tls_address): Adjust call to
517 gen_tls_load_dot_plus_four.
518 (arm_note_pic_base): New function.
519 (arm_cannot_copy_insn_p): Use it.
520 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
523 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
528 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
530 * Makefile.in ($(out_object_file)): Depend on
531 gt-$(basename $(notdir $(out_file))).h.
533 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
535 * config.gcc (lm32-*-rtems*): Add t-lm32.
537 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
539 * config.gcc: Add lm32-*-rtems*.
540 * config/lm32/rtems.h: New file.
542 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
545 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
547 2010-04-01 Jakub Jelinek <jakub@redhat.com>
549 * dwarf2out.c (output_compilation_unit_header): For
550 -gdwarf-4 use version 4 instead of version 3.
551 (output_line_info): For version 4 and above emit additional
552 maximum ops per insn header field.
553 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
555 * dwarf2out.c (is_c_family, is_java): Remove.
556 (lower_bound_default): New function.
557 (add_bound_info, gen_descr_array_type_die): Use it.
559 2010-04-01 Dodji Seketeli <dodji@redhat.com>
562 * dwarf2out.c (gen_variable_die): Allow debug info for variable
563 re-declaration when it happens in a function.
565 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
567 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
568 (cgraph_remove_function_insertion_hook): Same.
569 (cgraph_call_function_insertion_hooks): Same.
571 2010-04-01 Richard Guenther <rguenther@suse.de>
574 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
575 and TREE_THIS_VOLATILE.
576 (copy_ref_info): Likewise.
577 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
578 * tree.c (build6_stat): Ignore side-effects of all but arg5
579 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
582 2010-04-01 Richard Guenther <rguenther@suse.de>
584 PR tree-optimization/43607
585 * ipa-type-escape.c (check_call): Do not access non-existing
588 2010-04-01 Richard Guenther <rguenther@suse.de>
592 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
593 Jack Howarth <howarth@bromo.med.uc.edu>
595 * tree-profile.c (tree_init_ic_make_global_vars): Make static
598 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
600 * doc/install.texi (Prerequisites): Document libelf usability on
601 IRIX 5/6 and Solaris 2.
602 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
603 Update GNU as, GNU ld requirements.
604 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
605 Document Sun Studio compiler download.
606 Update and simplify as, ld recommendations.
607 (Specific, *-*-solaris2.7): Note obsoletion, removal.
609 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
611 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
612 with_tune_32 to pentium4.
614 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
616 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
618 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
620 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
623 Document GNU as requirement.
624 Update configure requirements.
625 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion,
627 Recomment IRIX 6.5.18+.
628 Document IDF/IDL requirement.
629 Document GNU as requirement.
630 Document GNU ld bootstrap failure.
631 Remove freeware.sgi.com reference.
633 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
635 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
636 UNIX V4.0, V5.0 obsoletion, removal.
637 Remove --with-gc=simple reference.
638 Update VM requirements during bootstrap.
639 Remove -oldas bootstrap description.
640 Update binutils reference.
641 Remove comparison failure note.
643 2010-03-31 Richard Guenther <rguenther@suse.de>
644 Zdenek Dvorak <ook@ucw.cz>
645 Sebastian Pop <sebastian.pop@amd.com>
648 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
649 with multiple arguments.
650 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
652 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
654 * graphite-dependences.c (print_pddr): Call print_pdr with an
656 * graphite-poly.c (debug_pdr): Add an extra argument for the
659 (print_pbb_domain): Same.
661 (print_scop_context): Same.
664 (debug_pbb_domain): Same.
668 (debug_scop_context): Same.
671 (print_scop_params): Same.
672 (debug_scop_params): Same.
673 (print_iteration_domain): Same.
674 (print_iteration_domains): Same.
675 (debug_iteration_domain): Same.
676 (debug_iteration_domains): Same.
677 (print_scattering_function): Same.
678 (print_scattering_functions): Same.
679 (debug_scattering_function): Same.
680 (debug_scattering_functions): Same.
681 * graphite-poly.h (debug_pdr): Update declaration.
683 (print_pbb_domain): Same.
685 (print_scop_context): Same.
688 (debug_pbb_domain): Same.
692 (debug_scop_context): Same.
695 (print_scop_params): Same.
696 (debug_scop_params): Same.
697 (print_iteration_domain): Same.
698 (print_iteration_domains): Same.
699 (debug_iteration_domain): Same.
700 (debug_iteration_domains): Same.
701 (print_scattering_function): Same.
702 (print_scattering_functions): Same.
703 (debug_scattering_function): Same.
704 (debug_scattering_functions): Same.
706 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
708 * graphite-poly.c (print_scattering_function_1): New.
709 (print_scattering_function): Call it.
710 (print_scop_params): Remove spaces at the end of lines.
713 * graphite-poly.h (print_cloog): Declared.
714 (debug_cloog): Declared.
716 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
718 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
720 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
721 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
722 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
723 to switch between adding the IV bump in loop->latch or in loop->header.
725 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
727 * graphite-poly.c (print_scattering_function): Pretty print following
730 (print_pbb_domain): Same.
731 (dump_gbb_cases): Same.
732 (dump_gbb_conditions): Same.
735 (print_scop_params): Same.
736 (print_scop_context): Same.
738 (print_pbb_body): New.
739 (lst_indent_to): New.
740 (print_lst): Start new lines with a #.
741 * graphite-poly.h (pbb_bb): New.
742 (pbb_index): Use pbb_bb.
743 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
745 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
747 2010-03-31 Jakub Jelinek <jakub@redhat.com>
749 * dwarf2out.c (size_of_die): For -gdwarf-4 use
750 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
751 and 0 instead of 1 for dw_val_class_flag.
752 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
753 dw_val_class_range_list, dw_val_class_loc_list,
754 dw_val_class_lineptr and dw_val_class_macptr, use
755 DW_FORM_flag_present for dw_val_class_flag and
756 DW_FORM_exprloc for dw_val_class_loc.
757 (output_die): For -gdwarf-4 print dw_val_class_loc
758 size as uleb128 instead of 1 or 2 bytes and don't print
759 anything for dw_val_class_flag.
761 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
762 instead of cselib_lookup following by tweaking locs->setting_insn.
765 * cselib.c (cselib_process_insn): Clear cselib_current_insn
766 even before returning from label, setjmp call or volatile asm
769 2010-03-31 Richard Guenther <rguenther@suse.de>
772 * cgraphunit.c (cgraph_output_in_order): Do not allocate
773 temporary data on stack.
775 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
777 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
778 (PUSHSECTION_ASM_OP): Remove.
779 (POPSECTION_ASM_OP): Remove.
780 (PUSHSECTION_FORMAT): Remove.
781 * config/sol2.h (PUSHSECTION_FORMAT): Define.
782 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
783 * config/sol2.c (solaris_output_init_fini): Use it.
785 2010-03-31 Jie Zhang <jie@codesourcery.com>
788 * opt-functions.awk (var_type_struct): Use signed char type
789 for simple variables.
791 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
793 * config/sol2.c: Include output.h.
794 (solaris_assemble_visibility): New function.
795 * config/t-sol2 (sol2.o): Add output.h dependency.
796 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
797 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
800 2010-03-31 Jakub Jelinek <jakub@redhat.com>
803 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
804 V2SImode or XFmode on PRE_DEC.
807 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
810 2010-03-31 Jie Zhang <jie@codesourcery.com>
813 * reload.h (caller_save_initialized_p): Declare.
814 * toplev.c (backend_init_target): Don't call
815 init_caller_save but set caller_save_initialized_p to false.
816 * caller-save.c (caller_save_initialized_p): Define.
817 (init_caller_save): Check caller_save_initialized_p.
818 * ira.c (ira): Call init_caller_save if flag_caller_saves.
820 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
823 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
824 and soft-fp/t-softfp to tmake_file.
825 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
826 (LIBGCC2_TF_CEXT): Define.
829 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
832 * cselib.c (n_useless_values): Document handling of debug locs.
833 (n_useless_debug_values, n_debug_values): New variables.
834 (new_elt_loc_list): Don't add to debug values, keep count.
835 (promote_debug_loc): New.
836 (cselib_reset_table): Zero new variables.
837 (entry_and_rtx_equal_p): Promote debug locs.
838 (discard_useless_locs): Increment n_useless_debug_values for
840 (remove_useless_values): Adjust n_useless_values and n_debug_values
841 with n_useless_debug_values.
842 (add_mem_for_addr): Promote debug locs.
843 (cselib_lookup_mem): Likewise.
844 (cselib_lookup_addr): Renamed to...
845 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
846 (cselib_log_lookup): ... this. Turn into...
847 (cselib_lookup_addr): ... new wrapper.
848 (cselib_lookup_from_insn): New.
849 (cselib_invalidate_regno): Increment n_useless_debug_values for
851 (cselib_invalidate_mem): Likewise.
852 (cselib_process_insn): Take n_deleted and n_debug_values into
853 account to guard remove_useless_value call.
854 (cselib_finish): Zero n_useless_debug_values.
855 * cselib.h (cselib_lookup_from_insn): Declare.
856 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
857 (sched_analyze_2): Likewise.
859 2010-03-30 Jakub Jelinek <jakub@redhat.com>
861 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
863 (adjust_mems): Replace narrowing SUBREG of expression containing
864 just PLUS, MINUS, MULT and ASHIFT of registers and constants
865 with operations in the narrower mode.
868 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
869 regs_invalidated_by_call instead all call_used_reg_set registers.
871 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
874 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
875 pointer comparisons with types_compatible_p.
876 * tree-vect-stmts.c (vectorizable_call): Same.
877 (vectorizable_condition): Same.
879 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
881 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
882 stack check if the mask would be zero.
884 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
885 Jack Howarth <howarth@bromo.med.uc.edu>
887 * tree-profile.c (tree_init_ic_make_global_vars): Make static
890 2010-03-30 Joseph Myers <joseph@codesourcery.com>
893 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
895 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
896 Include ___unordxf2 and ___unordtf2.
897 * config/i386/libgcc-glibc.ver: Do not define inheritance from
900 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
902 * config/lm32/t-lm32: New file.
903 * config.gcc: Use the above file when targetting lm32.
905 2010-03-28 Duncan Sands <baldrick@free.fr>
907 * Makefile.in (PLUGIN_HEADERS): Add except.h.
909 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
912 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
913 Improve vectorization cost model diagnostic.
915 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
918 * tree-vect-data-refs.c (vect_analyze_data_refs): When
919 compute_data_dependences_for_loop returns false, early exit
920 and output an extra diagnostic for the failed data reference
923 2010-03-29 Richard Guenther <rguenther@suse.de>
925 PR tree-optimization/43560
926 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
927 (can_sm_ref_p): Treat stores to readonly locations as trapping.
929 2010-03-29 Jie Zhang <jie@codesourcery.com>
932 * toplev.c (process_options): Set optimization_default_node
933 and optimization_current_node.
934 * opts.c (decode_options): Don't set optimization_default_node
935 and optimization_current_node.
937 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
939 * config/rtems.h: Abandon -qrtems_debug.
941 2010-03-28 Jan Hubicka <jh@suse.cz>
943 PR tree-optimization/43505
944 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
945 map should not be copied.
947 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
950 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
951 cdtors, set DECL_PRESERVE_P.
952 * ipa.c (cgraph_externally_visible_p): Return true if declaration
955 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
957 PR tree-optimization/43528
958 * stor-layout.c (place_field): Check that constant fits into
959 unsigned HWI when skipping calculation of MS bitfield layout.
961 2010-03-27 Jan Hubicka <jh@suse.cz>
964 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
965 notice_global_symbol work.
967 2010-03-27 Jakub Jelinek <jakub@redhat.com>
969 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
970 instead of dwarf2out_decl.
971 (struct var_loc_node): Remove section_label field.
972 (dwarf2out_function_decl): New function.
973 (dwarf2out_var_location): Don't set section_label field.
974 (dwarf2out_begin_function): Don't empty decl_loc_table here.
976 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
978 PR tree-optimization/43544
979 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
980 First argument for builtin vectorized function hook is now a
981 tree to be able to distinguish between machine specific and
983 * targhooks.c (default_builtin_vectorized_function): Ditto.
984 * targhooks.h (default_builtin_vectorized_function): Ditto.
985 * target.h (struct gcc_target): Ditto.
986 * tree-vect-stmts.c (vectorizable_function): Ditto.
987 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
988 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
991 2010-03-26 Joseph Myers <joseph@codesourcery.com>
994 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
995 nested binding iff it is a FUNCTION_DECL.
996 (store_parm_decls_newstyle): Pass nested=true to bind for
997 FUNCTION_DECLs amongst parameters.
999 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1001 * var-tracking.c (vt_expand_loc_callback): Don't run
1002 cselib_expand_value_rtx_cb in dummy mode if
1003 cselib_dummy_expand_value_rtx_cb returned false.
1005 * var-tracking.c (emit_note_insn_var_location): For one part
1006 notes with offset 0, don't add EXPR_LIST around the location.
1007 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
1008 add_location_or_const_value_attribute): Adjust for that change.
1011 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
1012 into first operand and location into second.
1013 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
1014 dw_cfi_oprnd_loc for DW_CFA_expression.
1015 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
1016 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
1017 assume first argument is regnum and second argument is location.
1019 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1022 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1023 of scratch register to DImode. Split to DImode comparison operator.
1024 Use SImode subreg of scratch register in the multiplication.
1025 (*cmp_sadd_sidi): Ditto.
1026 (*cmp_ssub_si): Ditto.
1027 (*cmp_ssub_sidi): Ditto.
1029 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1032 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
1033 Remove invalid assert and wrong comment.
1035 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1038 * flags.h (final_insns_dump_p): New extern.
1039 * final.c (final_insns_dump_p): New variable.
1040 (rest_of_clean_state): Set it before -fdump-final-insns=
1041 dumping, clear afterwards.
1042 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
1043 MEM_ALIAS_SET on MEMs.
1045 2010-03-26 David S. Miller <davem@davemloft.net>
1047 * configure.ac: Fix sparc GOTDATA_OP bug check.
1048 * configure: Rebuild.
1050 2010-03-26 Alan Modra <amodra@gmail.com>
1052 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
1054 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1056 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
1057 TLS_SECTION_ASM_FLAG.
1059 2010-03-25 Jakub Jelinek <jakub@redhat.com>
1062 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
1063 Clear first_function_block_is_cold.
1066 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
1067 argument if the argument is truth_value_p.
1069 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1071 * config/rs6000/constraints.md: Update copyright year for my changes.
1074 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
1075 used in reg+reg addressing, swap registers.
1077 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1080 * target.h (struct gcc_target): Add code_end hook.
1081 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
1083 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
1084 * toplev.c (compile_file): Call targetm.asm_out.code_end
1085 hook before unwind info/debug info output.
1086 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
1087 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
1088 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1089 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
1090 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1091 * config/i386/i386.c (ix86_file_end): Renamed to...
1092 (ix86_code_end): ... this. Make static. Don't call
1093 file_end_indicate_exec_stack. Emit unwind info using
1094 final_start_function/final_end_function.
1095 (darwin_x86_file_end): Remove.
1096 (TARGET_ASM_CODE_END): Define.
1097 * config/i386/i386.h (TARGET_ASM_FILE_END,
1098 NEED_INDICATE_EXEC_STACK): Don't define.
1099 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
1100 (TARGET_ASM_FILE_END): Define to darwin_file_end.
1101 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
1102 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
1105 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
1106 at the beginning and final_end_function at the end.
1107 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1109 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1111 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
1112 and Sun as TLS syntax.
1113 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
1114 * configure: Regenerate.
1115 * config.in: Regenerate.
1116 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
1117 (default_elf_asm_named_section): Use it.
1118 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
1119 (i386_output_dwarf_dtprel): Likewise.
1120 (output_addr_const_extra): Likewise.
1121 (output_pic_addr_const): Lowercase @GOTTPOFF.
1122 (output_addr_const_extra): Likewise.
1123 (output_pic_addr_const): Lowercase @GOTNTPOFF.
1124 (output_addr_const_extra): Likewise.
1125 (output_pic_addr_const): Lowercase @INDNTPOFF.
1126 (output_addr_const_extra): Likewise.
1127 (output_pic_addr_const): Lowercase @NTPOFF.
1128 (output_addr_const_extra): Likewise.
1129 (output_pic_addr_const): Lowercase @TPOFF.
1130 (output_addr_const_extra): Likewise.
1131 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
1132 (*tls_global_dynamic_64): Likewise.
1133 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
1134 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
1136 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
1137 (ASM_OUTPUT_TLS_COMMON): Use it.
1138 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
1141 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
1142 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
1143 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
1144 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1145 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1146 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
1148 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1150 * config/i386/i386.c (override_options): Don't accept
1151 -mtls-dialect=sun any longer.
1152 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
1153 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
1154 (*tls_local_dynamic_base_32_sun): Likewise.
1155 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1157 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1160 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1161 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
1164 * ira.c (adjust_cleared_regs): New function.
1165 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
1169 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
1171 * expr.c (expand_expr_real): Restore previous
1172 curr_insn_source_location and curr_insn_block after
1173 expand_expr_real_1 call.
1174 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
1175 instead of expand_expr_real_1.
1177 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
1179 PR rtl-optimization/43413
1180 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
1183 2010-03-22 James E. Wilson <wilson@codesourcery.com>
1186 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
1187 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
1189 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
1191 * config/i386/i386.c (ix86_target_string): Add -mfma.
1192 Fix a typo in comment.
1194 2010-03-22 Mike Stump <mikestump@comcast.net>
1197 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
1198 Don't overly align based upon packed packed fields.
1200 2010-03-22 Jason Merrill <jason@redhat.com>
1202 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
1203 Use () rather than [], and move before the element type.
1205 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1207 * doc/configfiles.texi (Configuration Files): Removed
1208 fixinc/Makefile*, intl/Makefile.*.
1209 * doc/makefile.texi: Fixed markup. Abstract from version
1210 control system used.
1211 (Makefile): Removed obsolete gcc/java/parse.y example.
1212 * doc/sourcebuild.texi: Likewise.
1213 (Top Level): Added config, gnattools, libdecnumber, libgcc,
1214 libgomp, libssp. Removed fastjar.
1215 (Miscellaneous Docs): Clarify location.
1216 Added COPYING3, COPYING3.LIB.
1217 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
1219 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1222 * config/i386/i386.c (x86_function_profiler)
1223 [!NO_PROFILE_COUNTERS]: Fix typo.
1224 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
1227 2010-03-22 Janis Johnson <janis187@us.ibm.com>
1228 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1230 * doc/sourcebuild.texi (Test Directives): Split into six
1231 subsections, with most of the current text in new subsections
1232 Directives, Selectors, and Final Actions.
1233 (Directives): Split list of test directives into multiple
1235 (Selectors): Describe use and syntax of selectors.
1236 (Effective-Target Keywords): Describe all existing keywords.
1237 (Add Options): Describe features for dg-add-options.
1238 (Require Support): Describe variants of dg-require-support.
1239 (Final Actions): Describe commands to use in dg-final.
1241 2010-03-22 Michael Matz <matz@suse.de>
1244 * recog.c (validate_replace_rtx_group): Replace also in
1245 REG_EQUAL and REG_EQUIV notes.
1247 2010-03-22 Richard Guenther <rguenther@suse.de>
1249 PR tree-optimization/43390
1250 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
1251 sure vector extracts are type correct.
1253 2010-03-22 Richard Guenther <rguenther@suse.de>
1256 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
1257 x * sqrt (x) even when optimizing for size if the target
1258 has native support for sqrt.
1260 2010-03-22 Jakub Jelinek <jakub@redhat.com>
1262 * varasm.c (make_decl_rtl_for_debug): Also clear
1263 flag_mudflap for the duration of make_decl_rtl call.
1266 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
1267 locs from preserved VALUEs.
1269 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1272 * pa.md (movmemsi): Set align to one if zero.
1273 (movmemdi): Likewise.
1275 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
1278 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
1279 with their corresponding prologue pushes.
1281 2010-03-20 Andrew Pinski <pinskia@gmail.com>
1284 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
1285 at the begining or end.
1286 (spu_expand_epilogue): Likewise.
1288 2010-03-20 Richard Guenther <rguenther@suse.de>
1290 PR rtl-optimization/43438
1291 * combine.c (make_extraction): Properly zero-/sign-extend an
1292 extraction of the low part of a CONST_INT. Also handle
1295 2010-03-19 Mike Stump <mikestump@comcast.net>
1297 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
1298 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
1299 (override_options): Use SUBTARGET32_DEFAULT_CPU.
1301 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1304 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
1307 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
1309 PR rtl-optimization/42258
1310 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
1311 use that may match DEF.
1314 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
1315 the cost of loading the constant rather than assuming
1317 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
1318 outer code is AND, do the same tests as the andsi3 expander and
1319 return COSTS_N_INSNS (1) if and is cheap.
1321 * optabs.c (avoid_expensive_constant): Fix formatting.
1323 2010-03-19 Michael Matz <matz@suse.de>
1326 * attribs.c (decl_attributes): When rebuilding a function pointer
1327 type use the same qualifiers as the original pointer type.
1329 2010-03-19 Martin Jambor <mjambor@suse.cz>
1331 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
1332 and is_gimple_ip_invariant_address.
1334 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1337 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1339 * config/arm/arm.c (arm_override_options): Turn off
1340 flag_dwarf2_cfi_asm for AAPCS variants.
1342 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1345 * config/arm/arm.c (emit_multi_reg_push): Update comments.
1346 Use PRE_MODIFY instead of PRE_DEC.
1347 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
1348 (vfp_emit_fstmd): Likewise.
1350 2010-03-19 Michael Matz <matz@suse.de>
1353 * builtins.c (expand_builtin_interclass_mathfn,
1354 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
1357 2010-03-19 Richard Guenther <rguenther@suse.de>
1359 PR tree-optimization/43415
1360 * tree-ssa-pre.c (phi_translate): Split out worker to ...
1361 (phi_translate_1): ... this.
1362 (phi_translate): Move all caching here. Cache all NARY
1363 and REFERENCE translations.
1365 2010-03-19 David S. Miller <davem@davemloft.net>
1367 With help from Eric Botcazou.
1368 * config/sparc/sparc.c: Include dwarf2out.h.
1369 (emit_pic_helper): Delete.
1370 (pic_helper_symbol_name): Delete.
1371 (pic_helper_emitted_p): Delete.
1372 (pic_helper_needed): New.
1373 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
1374 (get_pc_thunk_name): New.
1375 (load_pic_register): Remove 'delay_pic_helper' arg. Use
1376 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
1377 Set pic_helper_needed to true. Don't call emit_pic_helper.
1378 (sparc_expand_prologue): Update load_pic_register call.
1379 (sparc_output_mi_thunk): Likewise.
1380 (sparc_file_end): Emit a hidden comdat symbol for the PIC
1381 thunk if possible. Output CFI information as needed.
1383 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1384 Jack Howarth <howarth@bromo.med.uc.edu>
1387 * config/i386/i386.h: Fix ABI on darwin x86-32.
1389 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
1391 * tree.h: Declare make_decl_rtl_for_debug.
1392 * varasm.c (make_decl_rtl_for_debug): New.
1393 * dwarf2out.c (rtl_for_decl_location): Call it.
1394 * cfgexpand.c (expand_debug_expr): Call it.
1396 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1399 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
1403 * var-tracking.c (vt_init_cfa_base): Do nothing if
1404 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
1406 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
1409 * var-tracking.c (canonicalize_vars_star): New.
1410 (dataflow_post_merge_adjust): Use it.
1412 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1415 * var-tracking.c (non_suitable_const): New function.
1416 (add_uses): For DEBUG_INSNs with constants, don't record any
1417 value, instead just the constant value itself.
1418 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
1419 is not VAR_LOC_UNKNOWN_P, set var to the constant.
1420 (emit_notes_in_bb): Likewise.
1421 (emit_note_insn_var_location): For onepart variables if
1422 cur_loc is a VOIDmode constant, use DECL_MODE.
1424 2010-03-18 Martin Jambor <mjambor@suse.cz>
1427 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
1428 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
1429 all non-clones. Moved call redirection...
1430 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
1431 (cgraph_materialize_all_clones): Dispose of all
1432 combined_args_to_skip bitmaps.
1433 (verify_cgraph_node): Do not check for edges pointing to wrong
1434 nodes in inline clones.
1435 * tree-inline.c (copy_bb): Call
1436 cgraph_redirect_edge_call_stmt_to_callee.
1437 * ipa.c (cgraph_remove_unreachable_nodes): Call
1438 cgraph_node_remove_callees even when there are used clones.
1440 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1442 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
1444 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1447 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
1450 2010-03-18 Michael Matz <matz@suse.de>
1453 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
1454 into sqrt(x) if we need to preserve signed zeros.
1456 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
1457 Eric Botcazou <ebotcazou@adacore.com>
1459 PR rtl-optimization/43360
1460 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
1461 note if we don't know its invariant status.
1463 2010-03-18 Michael Matz <matz@suse.de>
1465 PR tree-optimization/43402
1466 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
1467 PHI chains of ssa names registered for update.
1469 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
1472 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
1473 non-offsettable and pre_modify update addressing.
1474 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
1475 and "2" alternatives "#".
1476 (*movdd_softfloat32): Make all alternatives "#";
1477 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
1478 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
1479 (*movdf_softfloat32): Make all alternatives "#";
1480 (movdi): Use the new DIFD mode iterator to create a common splitter
1481 for movdi, movdf and movdd patterns.
1483 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
1485 * common.opt (dumpdir): Remove redundant tab.
1487 2010-03-17 Martin Jambor <mjambor@suse.cz>
1489 PR tree-optimization/43347
1490 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
1491 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
1493 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
1495 PR rtl-optimization/42216
1496 * regrename.c (create_new_chain): New function, broken out from...
1497 (scan_rtx_reg): ... here. Call it. Handle the case where we are
1498 appending a use to an empty chain.
1499 (build_def_use): Remove previous changes that convert OP_INOUT to
1500 OP_OUT operands; instead detect the case where an OP_INOUT operand
1501 uses a previously untracked register and create an empty chain for it.
1503 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1505 * doc/extend.texi (Function Attributes): Rewrite unfinished
1506 sentence in ms_abi documentation.
1508 2010-03-17 Alan Modra <amodra@gmail.com>
1510 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
1511 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
1512 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
1513 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
1515 2010-03-16 Richard Henderson <rth@redhat.com>
1518 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
1519 (lower_try_finally): Save and restore eh_seq around the expansion
1522 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1524 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
1525 statements before splitting block.
1527 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1529 * doc/sourcebuild.texi (Testsuites): Fix markup.
1530 Use pathnames relative to gcc/testsuite.
1531 (Test Directives): Move description of how timeout is determined.
1532 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
1533 (C Tests): Correct gcc.misc-tests directory.
1534 Framework tests now live in gcc.test-framework.
1536 2010-03-16 Richard Guenther <rguenther@suse.de>
1539 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
1540 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
1542 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1543 Alexandre Oliva <aoliva@redhat.com>
1545 PR tree-optimization/42917
1546 * lambda-code.c (remove_iv): Skip debug statements.
1547 (lambda_loopnest_to_gcc_loopnest): Likewise.
1548 (not_interesting_stmt): Debug statements are not interesting.
1550 2010-03-16 Jakub Jelinek <jakub@redhat.com>
1554 * cselib.c (cselib_preserve_constants,
1555 cfa_base_preserved_val): New static variables.
1556 (preserve_only_constants): New function.
1557 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
1558 clear its REG_VALUES. If cselib_preserve_constants, don't
1559 empty the whole hash table, but preserve there VALUEs with constants,
1560 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
1561 (cselib_preserve_cfa_base_value): New function.
1562 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
1563 (cselib_init): Change argument to int bitfield. Set
1564 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
1566 (cselib_finish): Clear cselib_preserve_constants and
1567 cfa_base_preserved_val.
1568 * cselib.h (enum cselib_record_what): New enum.
1569 (cselib_init): Change argument to int.
1570 (cselib_preserve_cfa_base_value): New prototype.
1571 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
1572 * dse.c (dse_step1): Likewise.
1573 * cfgcleanup.c (thread_jump): Likewise.
1574 * sched-deps.c (sched_analyze): Likewise.
1575 * gcse.c (local_cprop_pass): Likewise.
1576 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
1577 If FN is non-NULL, call the callback always and whenever it returns
1578 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
1579 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
1580 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
1581 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
1582 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
1583 * var-tracking.c: Include recog.h.
1584 (bb_stack_adjust_offset): Remove.
1585 (vt_stack_adjustments): Don't call it, instead just gather the
1586 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
1587 (adjust_stack_reference): Remove.
1588 (compute_cfa_pointer): New function.
1589 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
1590 (struct adjust_mem_data): New type.
1591 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
1593 (get_address_mode): New function.
1594 (replace_expr_with_values): Use it.
1595 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
1596 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
1597 (adjust_sets): Remove.
1598 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
1599 Use get_address_mode.
1600 (get_adjusted_src): Remove.
1601 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
1602 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
1603 (add_with_sets): Don't call adjust_sets.
1604 (fp_setter, vt_init_cfa_base): New functions.
1605 (vt_initialize): Change return type to bool. Move most of pool etc.
1606 initialization to the beginning of the function from end. Pass
1607 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
1608 If !frame_pointer_needed, call vt_stack_adjustment before mos
1609 vector is filled, call vt_init_cfa_base if argp/framep has been
1610 eliminated to sp. If frame_pointer_needed and argp/framep has
1611 been eliminated to hard frame pointer, set
1612 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1613 encountering fp setter in the prologue. For MO_ADJUST, call
1614 log_op_type before pusing the op into mos vector, not afterwards.
1615 Call adjust_insn before cselib_process_insn/add_with_sets,
1616 call cancel_changes (0) afterwards.
1617 (variable_tracking_main_1): Adjust for vt_initialize calling
1618 vt_stack_adjustments and returning whether it succeeded or not.
1620 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1622 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1625 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1627 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1629 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
1630 drap_reg has not been set.
1632 2010-03-15 Michael Matz <matz@suse.de>
1635 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
1636 use it to expand block copies.
1637 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1638 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
1639 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
1641 2010-03-15 Richard Guenther <rguenther@suse.de>
1643 PR tree-optimization/43367
1644 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
1647 2010-03-15 Richard Guenther <rguenther@suse.de>
1649 PR tree-optimization/43317
1650 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
1652 2010-03-15 Martin Jambor <mjambor@suse.cz>
1654 PR tree-optimization/43141
1655 * tree-sra.c (create_abstract_origin): New function.
1656 (modify_function): Call create_abstract_origin.
1658 2010-03-15 Chris Demetriou <cgd@google.com>
1660 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
1663 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1666 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1667 call insert_out_of_ssa_copy for default definitions.
1669 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1671 * graphite-clast-to-gimple.c (my_long_long): Defined.
1672 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1673 * graphite-sese-to-poly.c (my_long_long): Defined.
1674 (scop_ivs_can_be_represented): Use it.
1676 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1678 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1679 graphite-max-bbs-per-function, and loop-block-tile-size.
1680 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1682 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1684 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1686 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1687 forward declaration.
1688 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1689 (add_upper_bounds_from_estimated_nit): New.
1690 (build_loop_iteration_domains): Use it.
1692 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1694 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1696 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1699 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1700 should be an INTEGER_CST. Also handle CASE_CONVERT.
1702 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1704 * graphite.c (graphite_initialize): To bound the number of bbs per
1705 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
1706 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
1707 * doc/invoke.texi: Document it.
1709 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1711 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
1712 * graphite-sese-to-poly.h (build_poly_scop): Same.
1714 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1716 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
1717 the number of parameters in the scop. Use as an upper bound
1718 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
1719 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
1720 * doc/invoke.texi: Document it.
1722 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
1724 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
1725 * doc/c-tree.texi: Remove.
1726 * doc/generic.texi: Merge c-tree.texi here.
1727 * doc/gccint.texi (Trees): Remove menu entry.
1728 (c-tree.texi): Remove @include.
1729 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
1730 * doc/languages.texi (Reading RTL): Ditto.
1732 2010-03-12 Steve Ellcey <sje@cup.hp.com>
1735 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
1737 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1740 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
1741 code added to work around reload clobbering CONST insns.
1743 2010-03-12 Jakub Jelinek <jakub@redhat.com>
1745 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
1746 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
1747 (cselib_preserve_only_values): Remove retain argument, don't
1748 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
1749 * cselib.h (cselib_preserve_only_values): Remove retain argument.
1750 * var-tracking.c (micro_operation): Move insn field before union.
1751 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
1752 (struct variable_tracking_info_def): Remove n_mos field, change
1753 mos into a vector of micro_operations.
1754 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
1755 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
1756 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
1757 changing into a vector.
1758 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
1759 come before all other uops generated by add_stores.
1760 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
1762 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
1763 a vector. Run just one pass over the bbs instead of separate counting
1764 and computation phase.
1765 (vt_finalize): Free VTI (bb)->mos vector instead of array.
1768 * tree-inline.c (remap_decls): Put old_var rather than origin_var
1769 into *nonlocalized_list vector.
1770 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
1771 even if origin is non-NULL.
1772 (gen_variable_die): Likewise.
1773 (process_scope_var): Don't change origin.
1774 (gen_decl_die): Likewise.
1775 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
1776 before adding new edges instead of after it, fix moving over
1779 2010-03-11 David S. Miller <davem@davemloft.net>
1781 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
1783 * configure: Rebuild.
1785 2010-03-11 Martin Jambor <mjambor@suse.cz>
1787 PR tree-optimization/43257
1788 * tree.c (assign_assembler_name_if_neeeded): New function.
1789 (free_lang_data_in_cgraph): Assembler name assignment moved to the
1791 * tree.h (assign_assembler_name_if_neeeded): Declare.
1792 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
1793 the function if needed.
1795 2010-03-11 Chris Demetriou <cgd@google.com>
1797 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
1798 include/stdint-gcc.h, and include/stdint.h world-readable.
1800 2010-03-11 Richard Guenther <rguenther@suse.de>
1802 PR tree-optimization/43255
1803 * tree-vrp.c (process_assert_insertions_for): Do not insert
1804 asserts for trivial conditions.
1806 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1808 PR tree-optimization/43280
1809 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
1810 generation. Move calculation of size out of the if branch.
1811 (find_bswap): Modify compare number generation.
1813 2010-03-11 Richard Guenther <rguenther@suse.de>
1816 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
1817 (input_gimple_stmt): Fixup handled component types during
1818 operand read. Also fix up decls in ADDR_EXPRs.
1820 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
1822 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
1823 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
1825 2010-03-10 Jan Hubicka <jh@suse.cz>
1828 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
1829 * varasm.c (get_variable_section): Don't do that here...
1830 (make_decl_rtl): ... and here.
1831 (do_assemble_alias): Produce decl RTL.
1832 (assemble_alias): Likewise.
1834 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1837 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
1838 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
1840 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
1841 (based_loc_descr): Only express drap or vdrap regno based expressions
1842 using DW_OP_fbreg when not optimizing.
1843 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
1844 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
1845 REG_CFA_SET_VDRAP note.
1847 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
1849 PR tree-optimization/43236
1850 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
1851 error in calculation of base address in reverse iteration case.
1852 (generate_builtin): Take number of latch executions if the statement
1855 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
1858 * tree-eh.c: Include pointer-set.h.
1859 (lower_eh_dispatch): Filter out duplicate case labels and
1860 remove the unneeded edge when the label is unused. Return
1861 true when some edges are removed.
1862 (execute_lower_eh_dispatch): When any lowering resulted in
1863 removing an edge, also delete unreachable blocks.
1865 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1868 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1869 UNSPEC_MACHOPIC_OFFSET.
1871 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
1874 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1875 (m68k_delegitimize_address): New function.
1877 2010-03-09 Jakub Jelinek <jakub@redhat.com>
1880 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
1883 * var-tracking.c (adjust_sets): New function.
1884 (count_with_sets, add_with_sets): Use it.
1885 (get_adjusted_src): New inline function.
1886 (add_stores): Use it.
1889 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
1890 call cselib_dummy_expand_value_rtx_cb instead of
1891 cselib_expand_value_rtx_cb.
1894 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
1895 * config/i386/i386.c: Include debug.h and dwarf2out.h.
1896 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
1897 and .cfi_endproc around the pic thunks.
1898 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
1899 all queued unwind info register saves are saved before the call.
1900 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
1901 considered as sp-=4 for unwind info and the pop as sp+=4 which
1902 also clobbers dest, but doesn't actually restore it.
1905 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
1906 RTX_FRAME_RELATED_P.
1908 2010-03-09 Jie Zhang <jie@codesourcery.com>
1910 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
1911 whitespaces in output template.
1913 2010-03-09 Jie Zhang <jie@codesourcery.com>
1915 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
1918 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1920 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
1921 builtins.exp in a separate job.
1923 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1925 * graphite-sese-to-poly.c (add_param_constraints): Use
1926 lower_bound_in_type and upper_bound_in_type.
1928 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1930 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1931 instead of unsigned_type_node.
1933 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1934 Reza Yazdani <reza.yazdani@amd.com>
1937 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1938 on pointer type parameters.
1940 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1944 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1945 handle conversions from pointer to integers.
1946 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1947 induction variable, to be able to work with code generated by CLooG.
1948 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1949 (build_poly_scop): Bail out if we cannot codegen a loop.
1951 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1953 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1954 code generation with gloog_error.
1956 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1958 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1959 Call fold_convert on all the returned values.
1960 (expand_scalar_variables_expr): Pass to
1961 expand_scalar_variables_ssa_name the type of the resulting expression.
1963 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1965 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1966 ppl_min_for_le_pointset.
1967 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1968 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1970 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1972 * graphite-dependences.c (map_into_dep_poly): Removed.
1973 (dependence_polyhedron_1): Use combine_context_id_scat.
1975 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1977 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1978 (struct poly_bb): Same.
1979 (combine_context_id_scat): New.
1981 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1984 * sese.c (name_defined_in_loop_p): Return false for default
1987 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1989 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1990 and clean up the logic.
1992 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1994 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1997 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1999 * var-tracking.c (remove_cselib_value_chains): Define only for
2001 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
2002 delete_slot_part, emit_notes_for_differences_1): Don't call
2003 remove_cselib_value_chains here.
2004 (set_slot_part, emit_notes_for_differences_2): Don't call
2005 add_cselib_value_chains here.
2006 (preserved_values): New vector.
2007 (preserve_value): New function.
2008 (add_uses, add_stores, vt_add_function_parameters): Use it
2009 instead of cselib_preserve_value.
2010 (changed_values_stack): New vector.
2011 (check_changed_vars_0): New function.
2012 (check_changed_vars_1, check_changed_vars_2): Use it.
2013 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
2014 changed_values_stack VALUEs.
2015 (vt_emit_notes): For all preserved_values call
2016 add_cselib_value_chains. If ENABLE_CHECKING call
2017 remove_cselib_value_chains before verifying value_chains is empty.
2018 Initialize and free changed_values_stack.
2019 (vt_initialize): Initialize preserved_values.
2020 (vt_finalize): Free preserved_values.
2022 2010-03-08 Richard Guenther <rguenther@suse.de>
2024 PR tree-optimization/43269
2025 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
2028 2010-03-08 Martin Jambor <mjambor@suse.cz>
2030 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
2031 (ipa_is_param_called): Removed.
2032 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
2033 (ipa_print_node_params): Do not print the called flag.
2034 (ipa_write_node_info): Do not stream the called flag.
2035 (ipa_read_node_info): Likewise.
2037 2010-03-07 Jakub Jelinek <jakub@redhat.com>
2040 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
2041 * cselib.c (struct expand_value_data): Add dummy field.
2042 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
2044 (cselib_dummy_expand_value_rtx_cb): New function.
2045 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
2047 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
2048 * var-tracking.c: Include pointer-set.h.
2049 (variable): Change n_var_parts to char from int. Add
2050 cur_loc_changed and in_changed_variables fields.
2051 (variable_canonicalize): Remove.
2052 (shared_var_p): New inline function.
2053 (unshare_variable): Maintain cur_loc_changed and
2054 in_changed_variables fields. If var was in changed_variables,
2055 replace it there with new_var. Just copy cur_loc instead of
2056 resetting it to something else.
2057 (variable_union): Don't recompute cur_loc. Use shared_var_p.
2058 (dataflow_set_union): Don't call variable_canonicalize.
2059 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
2060 of their DEBUG_EXPR_TREE_DECLs.
2061 (canonicalize_loc_order_check): Verify that cur_loc is NULL
2062 and in_changed_variables and cur_loc_changed is false.
2063 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
2064 and cur_loc_changed. Don't update cur_loc here.
2065 (variable_merge_over_src): Don't call variable_canonicalize.
2066 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
2067 removing loc that is equal to cur_loc, clear cur_loc,
2068 set cur_loc_changed and ensure variable_was_changed is called.
2069 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
2070 compare pointers in cur_loc check, if it is equal to loc,
2071 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
2072 (variable_different_p): Remove compare_current_location argument,
2073 don't compare cur_loc.
2074 (dataflow_set_different_1): Adjust variable_different_p caller.
2075 (variable_was_changed): If dv had some var in changed_variables
2076 already, reset in_changed_variables flag for it and propagate
2077 cur_loc_changed over to the new variable. On empty var
2078 always set cur_loc_changed. Set in_changed_variables on whatever
2079 var is added to changed_variables.
2080 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
2081 Use shared_var_p. When removing loc that is equal to cur_loc,
2082 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
2083 end, don't set it to something else, just call variable_was_changed.
2084 (delete_slot_part): Use shared_var_p. When cur_loc equals to
2085 loc being removed, clear cur_loc and set cur_loc_changed.
2086 Set cur_loc_changed if all locations have been removed.
2087 (struct expand_loc_callback_data): New type.
2088 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
2089 allocated. Always create SUBREGs if simplify_subreg failed.
2090 Prefer to use cur_loc, when that fails and still in
2091 changed_variables (and seen first time) recompute it. Set
2092 cur_loc_changed of variables which had to change cur_loc and
2093 compute elcd->cur_loc_changed if any of the subexpressions used
2094 had to change cur_loc.
2095 (vt_expand_loc): Adjust to pass arguments in
2096 expand_loc_callback_data structure.
2097 (vt_expand_loc_dummy): New function.
2098 (emitted_notes): New variable.
2099 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
2100 that weren't used for any other decl in current
2101 emit_notes_for_changes call call vt_expand_loc_dummy to update
2102 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
2103 first loc_chain location if NULL before. Always use just
2104 cur_loc instead of first loc_chain location. When cur_loc_changed
2105 is false, when not --enable-checking=rtl just don't emit any note.
2106 When rtl checking, compute the note and assert it is the same
2107 as previous note. Clear cur_loc_changed and in_changed_variables
2108 at the end before removing from changed_variables.
2109 (check_changed_vars_3): New function.
2110 (emit_notes_for_changes): Traverse changed_vars to call
2111 check_changed_vars_3 on each changed var.
2112 (emit_notes_for_differences_1): Clear cur_loc_changed and
2113 in_changed_variables. Recompute cur_loc of new_var.
2114 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
2115 (vt_emit_notes): Initialize and destroy emitted_notes.
2117 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
2119 PR rtl-optimization/42220
2120 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
2121 Use verify_reg_tracked to determine if we should use OP_OUT rather
2123 (build_def_use): If we see an in-out operand for a register that we
2124 know nothing about, treat is an output if possible, fail the block if
2127 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2130 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
2133 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2136 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
2137 uses of relevant DEFs that are dead outside the loop too.
2139 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2141 * var-tracking.c (dataflow_set_merge): Swap src and src2.
2143 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2145 * var-tracking.c (values_to_unmark): New variable.
2146 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2147 values_to_unmark vector. Moved body to...
2148 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2149 instead queue it into values_to_unmark vector.
2150 (vt_find_locations): Free values_to_unmark vector.
2152 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
2154 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
2155 (site.exp): Export them when plugins are enabled.
2157 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
2160 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
2162 (chrec_fold_multiply): Same.
2164 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2167 * c-decl.c (build_compound_literal): Return early if init is
2170 2010-03-04 Martin Jambor <mjambor@suse.cz>
2172 PR tree-optimization/43164
2173 PR tree-optimization/43191
2174 * tree-sra.c (type_consists_of_records_p): Reject records with
2175 zero-size bit-fields at the end.
2177 2010-03-04 Mike Stump <mikestump@comcast.net>
2179 * Makefile.in (TAGS): Remove *.y.
2181 2010-03-04 Richard Guenther <rguenther@suse.de>
2183 PR tree-optimization/40761
2184 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
2186 (my_rev_post_order_compute): New function.
2187 (init_pre): Call it.
2189 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
2192 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
2193 decrease the cost of an IV candidate when the cost is infinite.
2195 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2197 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
2198 Use '3DNow!' for the extension of that name, ensure normal space
2200 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2202 2010-03-03 Jeff Law <law@redhat.com>
2204 * PR middle-end/32693
2205 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
2206 than gen_rtx_SUBREG.
2207 (extract_bit_field_1): Likewise.
2209 2010-03-03 Janis Johnson <janis187@us.ibm.com>
2211 * doc/sourcebuild.texi (Test directives): Document that arguments
2212 include-opts and exclude-opts are now optional for dg-skip-if,
2213 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
2215 2010-03-03 Jason Merrill <jason@redhat.com>
2218 * cgraph.h (varpool_node): Add extra_name field.
2219 * varpool.c (varpool_extra_name_alias): New.
2220 (varpool_assemble_decl): Emit extra name aliases.
2221 (varpool_mark_needed_node): Look past an extra name alias.
2222 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
2223 * lto-streamer-in.c (lto_input_tree): Read it.
2224 * lto-streamer-out.c (output_unreferenced_globals): Write it.
2226 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
2228 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
2229 (sparc*-*-solaris2*): ...this.
2231 2010-03-03 Jakub Jelinek <jakub@redhat.com>
2234 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
2235 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
2236 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
2237 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
2240 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
2241 fallthrough to default handling, just with want_address 0 instead of 2.
2242 For single element lists, add_AT_loc directly, otherwise create an
2243 artificial variable DIE and stick location list to it.
2246 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
2247 (VAL_EXPR_HAS_REVERSE): Define.
2248 (reverse_op): New function.
2249 (add_stores): For reversible operations add an extra MO_VAL_USE.
2251 2010-03-02 Jason Merrill <jason@redhat.com>
2253 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
2255 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
2257 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
2258 (sparc64-*-linux*): Likewise.
2259 (sparc64-*-solaris2*): Include assembler files before linker ones.
2260 (sparc-*-solaris2*): Simplify and reorder to match previous case.
2261 * config/sparc/gas.h: Delete.
2262 * config/sparc/sol2-64.h: Add copyright notice.
2263 * config/sparc/sol2-gas-bi.h: Likewise.
2264 * config/sparc/sol2-gld.h: Likewise.
2265 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
2266 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
2267 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
2268 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
2269 (sparc_elf_asm_named_section): Rename into...
2270 (sparc_solaris_elf_asm_named_section): ...this. Always define.
2272 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
2274 * config/alpha/alpha.c (override_options): Fix -mtune error message.
2276 2010-03-02 Jeff Law <law@redhat.com>
2279 * reload1.c (rtx_p, substitute_stack): Declare.
2280 (substitute): Record addresses of changed rtxs.
2281 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
2282 Restore the original rtx when complete.
2283 (reload): Free subsitute_stack when complete.
2285 2010-03-02 Janis Johnson <janis187@us.ibm.com>
2287 * doc/gccint.texi (menu): Add Testsuites as a chapter.
2288 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
2290 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
2291 LTO Testing, gcov Testing, profopt Testing, compat Testing,
2292 Torture Tests): Change from subsection to section.
2294 2010-03-02 Jakub Jelinek <jakub@redhat.com>
2295 Steven Bosscher <steven@gcc.gnu.org>
2297 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
2300 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
2303 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
2304 the assignment from the new induction variable to the assignment
2305 of the value from the original loop PHI function.
2307 2010-03-01 Janis Johnson <janis187@us.ibm.com>
2308 Daniel Jacobowitz <dan@codesourcery.com>
2310 * doc/sourcebuild.texi (Test directives): Clarify options to
2313 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2315 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
2316 Disable cfi directives unless GCC and gas agree on using read-only
2317 .eh_frame sections for 64-bit.
2318 * configure: Regenerate.
2320 2010-03-01 Richard Guenther <rguenther@suse.de>
2322 PR tree-optimization/43220
2323 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
2324 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
2326 2010-03-01 Richard Guenther <rguenther@suse.de>
2327 Martin Jambor <mjambor@suse.cz>
2330 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
2331 gimplified parameters.
2333 2010-03-01 Christian Bruel <christian.bruel@st.com>
2335 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
2337 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
2339 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
2341 2010-03-01 Richard Guenther <rguenther@suse.de>
2344 * expr.c (expand_assignment): Use the alias-oracle to tell
2345 if the rhs aliases the result decl.
2347 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2350 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
2351 to sol_gt_pch_get_address.
2352 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
2353 64-bit, SPARC and x86.
2354 (sol_gt_pch_get_address): New function.
2356 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
2358 * toplev.h (inform_n, error_n): Declare.
2359 * diagnostic.c (inform_n, error_n): New function.
2361 2010-03-01 Jakub Jelinek <jakub@redhat.com>
2363 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
2364 has no rtl yet when processing local_decls, queue it and recheck
2365 if deferred stack allocation hasn't assigned it rtl.
2367 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2369 * config/sh/sh.c (unspec_bbr_uid): New.
2370 (gen_block_redirect): Use it instead of INSN_UID.
2371 (gen_far_branch): Likewise.
2373 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
2375 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
2376 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
2378 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2380 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
2381 (Warning Options): -Wno-conversion-null is valid for
2382 Objective-C++ as well.
2383 * doc/tm.texi (Named Address Spaces): Likewise.
2384 * doc/plugins.texi (Plugins): Replace TABs with spaces.
2385 * doc/tree-ssa.texi (Tree SSA): Likewise.
2387 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2390 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
2391 by default. Don't set the default arch for
2392 i[34567]86-*-darwin*|x86_64-*-darwin*.
2394 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2397 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
2398 default. Set the default 32bit/64bit archs with $with_arch
2399 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
2401 2010-02-27 Richard Guenther <rguenther@suse.de>
2403 PR tree-optimization/43186
2404 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
2405 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
2406 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
2407 unroller iterations.
2409 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2411 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
2412 required and i[34567]86-*-* targets don't support 64bit ISA.
2414 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
2417 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2420 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2422 * config.gcc: Set the default arch at least to Prescott for
2423 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
2424 if SSE math is enabled.
2426 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2428 * diagnostic.c (diagnostic_initialize): Update.
2429 (diagnostic_report_diagnostic): Test inhibit_notes_p for
2431 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
2432 (diagnostic_inhibit_notes): New.
2433 * toplev.c (process_options): inhibit notes with -fcompare-debug.
2435 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2438 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
2439 * doc/standards.texi: Likewise.
2440 * doc/extend.texi: Likewise.
2441 * doc/trouble.texi: Likewise.
2442 * doc/cppopts.texi: Likewise.
2443 * doc/install.texi: Likewise.
2444 * c.opt (std=c90,std=gnu90): New options.
2445 * c-opts.c (c_common_handle_option): Handle them.
2447 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2450 * c-decl.c (undeclared_variable): Use an informative note.
2452 2010-02-26 Richard Guenther <rguenther@suse.de>
2454 PR tree-optimization/43186
2455 * gimple.h (gimple_fold): Remove.
2456 * gimple.c (gimple_fold): Remove. Inline into single user ...
2457 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
2458 Try harder for conditions.
2460 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2463 * function.c (used_types_insert): Don't skip through named pointer
2464 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
2465 and it is different from the main variant's type.
2467 2010-02-26 Nick Clifton <nickc@redhat.com>
2469 * config/rx/rx.md (sminsi3): Remove bogus alternative.
2471 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2473 * config.gcc: Support --with-fpmath=sse for x86.
2475 * config/i386/ssemath.h: New.
2477 * doc/install.texi (--with-fpmath=sse): Documented.
2479 2010-02-26 Richard Guenther <rguenther@suse.de>
2481 PR tree-optimization/43188
2482 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
2483 vector types of over-aligned element type.
2485 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
2488 * config/i386/i386.c (expand_vec_perm_blend): Use correct
2489 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
2491 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
2493 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
2495 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2497 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
2498 * var-tracking.c: Include diagnostic.h.
2499 (debug_dv): New function.
2500 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
2503 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
2504 (add_value_chain, add_value_chains, remove_value_chain,
2505 remove_value_chains): Handle DEBUG_EXPRs.
2506 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
2509 * regcprop.c (struct queued_debug_insn_change): New type.
2510 (struct value_data_entry): Add debug_insn_changes field.
2511 (struct value_data): Add n_debug_insn_changes field.
2512 (debug_insn_changes_pool): New variable.
2513 (free_debug_insn_changes, apply_debug_insn_changes,
2514 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
2515 (kill_value_one_regno): Call free_debug_insn_changes if needed.
2516 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
2518 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
2520 (copyprop_hardreg_forward_1): Don't call apply_change_group for
2521 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
2522 changes, call cprop_find_used_regs via note_stores.
2523 (copyprop_hardreg_forward): When copying vd from predecessor
2524 which has any queued DEBUG_INSN changes, make sure the pointers are
2525 cleared. At the end call df_analyze and then if there are any
2526 DEBUG_INSN changes queued at the end of some basic block for still
2527 live registers, apply them.
2528 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
2530 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
2532 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
2535 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
2537 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
2538 targets. Set the default with_cpu/with_arch from arch/cpu.
2539 Allow x86-64 and native for with_cpu/with_arch.
2541 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
2543 * ebitmap.c: Change calls to verify_popcount with calls to
2544 sbitmap_verify_popcount.
2545 (ebitmap_clear_bit): Fixed map->cacheindex test and
2546 map>cache update when bit clearing results in an empty
2549 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2552 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
2553 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
2554 and support both V2DF and V2DI modes.
2555 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
2556 support both V2DF and V2DI modes.
2557 (general): Delete trailing whitespace from a few patterns.
2559 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2560 V2DF/V2DI interleave high/low builtins.
2562 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
2565 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
2566 interleave high/low functions.
2568 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
2570 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
2571 #pragma extern_prefix.
2573 2010-02-25 Jakub Jelinek <jakub@redhat.com>
2576 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
2577 BLKmode, assert op0 is a MEM and just adjust its mode.
2580 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
2581 if bitpos isn't multiple of mode's bitsize.
2583 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2585 * c.opt (-ftemplate-depth=): New.
2586 (-ftemplate-depth-): Deprecate.
2587 * optc-gen.awk: Handle -ftemplate-depth=.
2588 * opth-gen.awk: Likewise.
2589 * c-opts.c (c_common_handle_option): Likewise.
2590 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
2592 2010-02-24 Jason Merrill <jason@redhat.com>
2594 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
2596 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2598 * cfg.c (alloc_aux_for_block): Remove inline.
2599 (alloc_aux_for_edge): Likewise.
2601 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2603 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
2605 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2607 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
2608 * config/i386/sol2-gas.h: New file.
2609 * config.gcc (i[34567]86-*-solaris2*): Use it.
2611 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2614 * c-typeck.c (ep_convert_and_check): New.
2615 (build_conditional_expr): Use it.
2616 (build_binary_op): Likewise.
2618 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2620 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2623 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2624 bounds even for -O+.
2625 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2626 expr needs to have DECL_NAME set.
2628 2010-02-24 Nick Clifton <nickc@redhat.com>
2630 * config/mep/mep.c: Include gimple.h.
2631 (mep_function_uses_sp): Delete unused function.
2632 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
2633 parameters. Use unsigned integers to count args. Return a
2634 NULL_RTX instead of an error_mark_node. Toidy up formatting.
2636 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2639 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
2640 greater or equal to nelt instead of 2 * nelt.
2641 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
2644 2010-02-23 Jason Merrill <jason@redhat.com>
2647 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
2648 in cfun->local_decls even if they have register types.
2651 * stor-layout.c (place_field): Don't warn about unnecessary
2652 DECL_PACKED if the type is packed.
2654 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2657 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
2658 GOTOFF relocs, even when the base reg isn't pic pointer.
2660 2010-02-23 Michael Matz <matz@suse.de>
2663 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
2664 (expand_gimple_basic_block): Generate and use debug temps if there
2665 are debug uses left after the last real use of TERed ssa names.
2666 Unlink debug immediate uses when they are expanded.
2668 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2671 * config/i386/i386.c (override_options): Reorganise to provide
2672 better error messages.
2674 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2677 * graphite-scop-detection.c (create_single_exit_edge): Move
2678 the call to find_single_exit_edge to....
2679 (create_sese_edges): ...here. Don't handle multiple edges
2680 exiting the function.
2681 (build_graphite_scops): Don't handle multiple edges
2682 exiting the function.
2684 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2687 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
2688 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
2690 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2693 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
2695 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2698 * c-typeck.c (convert_arguments): Print declaration location.
2699 * c-common.c (validate_nargs): Rename as
2700 builtin_function_validate_nargs.
2701 (check_builtin_function_arguments): Update.
2703 2010-02-22 Richard Guenther <rguenther@suse.de>
2706 * tree-inline.c (declare_return_variable): Use the type of
2707 the call stmt lhs if available.
2709 2010-02-22 Duncan Sands <baldrick@free.fr>
2711 * passes.c (register_pass): Always consider all pass lists when
2712 ref_pass_instance_number is zero.
2714 2010-02-22 Richard Guenther <rguenther@suse.de>
2716 PR tree-optimization/42749
2717 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
2718 parameter. Do arithmetic in the original type.
2719 (update_accumulator_with_ops): Likewise.
2720 (adjust_accumulator_values): Adjust.
2722 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2724 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
2725 (QI to BLKmode splitter): New splitter.
2727 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
2729 * config/i386/i386.c (initial_ix86_tune_features): Turn on
2730 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
2732 2010-02-22 Richard Guenther <rguenther@suse.de>
2734 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
2736 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
2738 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
2739 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
2740 ($(T)crti.o, $(T)crtn.o): Remove rules.
2742 2010-02-21 Tobias Burnus <burnus@net-b.de>
2745 * doc/invoke.texi (-fassociative-math): Document that this
2746 option is automatically enabled for Fortran.
2748 2010-02-20 David S. Miller <davem@davemloft.net>
2750 * configure.ac: Test if linker and assembler properly support
2751 GOTDATA_OP relocations.
2752 * configure: Rebuild.
2753 * config.in: Likewise.
2754 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
2755 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
2756 (movsi_high_pic): Likewise.
2757 (movdi_lo_sum_pic): Likewise.
2758 (movdi_high_pic): Likewise.
2759 (movsi_pic_gotdata_op): New pattern.
2760 (movdi_pic_gotdata_op): Likewise.
2761 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
2762 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
2764 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
2767 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
2768 attribute to ssemul.
2769 (xop_mulv2div2di3_high): Ditto.
2771 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2774 * c.opt (Wconversion-null): New option.
2775 * doc/invoke.texi (Wconversion-null): Document.
2777 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2779 * common.opt (Wlarger-than-): Add Undocumented.
2781 2010-02-19 Mike Stump <mikestump@comcast.net>
2783 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
2785 2010-02-19 Jason Merrill <jason@redhat.com>
2788 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
2789 * configure: Likewise.
2791 2010-02-20 Alan Modra <amodra@gmail.com>
2794 * cgraph.h (cgraph_make_decl_local): Declare.
2795 * cgraph.c (cgraph_make_decl_local): New function.
2796 (cgraph_make_node_local): Use it.
2797 * cgraphunit.c (cgraph_function_versioning): Likewise.
2798 * ipa.c (function_and_variable_visibility): Likewise.
2800 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2803 * except.c (sjlj_emit_function_enter): Don't call
2804 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
2806 * rtl.h (add_reg_br_prob_note): Remove prototype.
2808 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2811 * c-common.c (conversion_warning): Remove widening conversions
2812 before checking the conversion of integers to reals.
2814 2010-02-19 Mike Stump <mikestump@comcast.net>
2817 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
2820 * cgraphunit.c (process_function_and_variable_attributes): Check
2821 DECL_PRESERVE_P instead of looking up attribute "used".
2822 * ipa-pure-const.c (check_decl): Likewise.
2823 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
2824 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
2825 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
2826 instead of attribute "used".
2827 * config/sol2-c.c (solaris_pragma_init): Likewise.
2828 (solaris_pragma_fini): Likewise.
2830 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2832 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
2833 Use XCNEW instead of xcalloc.
2834 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
2835 XNEW instead of xmalloc.
2836 (get_fields): Use XNEWVEC instead of xmalloc.
2839 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
2840 populate vars array.
2841 (create_new_general_access): For debug stmts just reset value.
2842 (get_stmt_accesses): For accesses within debug stmts just record them
2843 using add_access_to_acc_sites instead of preventing the peeling or
2844 counting them as accesses.
2847 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
2849 2010-02-19 Richard Guenther <rguenther@suse.de>
2851 PR tree-optimization/42916
2852 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
2855 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
2857 * configure.ac: Replace all uses of changequote in macro arguments
2858 with proper quoting.
2860 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2863 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
2865 2010-02-19 Richard Guenther <rguenther@suse.de>
2867 PR tree-optimization/42944
2868 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
2869 test for aliasing with errno.
2871 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2874 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
2875 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
2876 * dojump.c: Include output.h.
2877 (inv): New inline function.
2878 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
2879 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
2880 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
2881 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
2882 argument, pass it down to other calls.
2883 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
2884 add REG_BR_PROB note to the conditional jump.
2885 * cfgexpand.c (add_reg_br_prob_note): Removed.
2886 (expand_gimple_cond): Don't call it, add the probability
2887 as last argument to jumpif_1/jumpifnot_1.
2888 * Makefile.in (dojump.o): Depend on output.h.
2889 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
2891 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
2892 * stmt.c (do_jump_if_equal): Likewise.
2893 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
2894 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2895 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
2897 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
2898 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
2899 jumpifnot_1 callers.
2900 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
2902 (store_expr): Adjust jumpifnot caller.
2903 (store_constructor): Adjust jumpif caller.
2906 * gimplify.c (gimple_boolify): For __builtin_expect call
2907 gimple_boolify also on its first argument.
2909 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
2911 * configure.ac (gnu-unique-object): Wrap regexps using [] in
2913 (__stack_chk_fail): Ditto. Remove quadrigraphs.
2914 * configure: Regenerated.
2916 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2918 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
2919 lang_hooks.types_compatible_p instead of comptypes.
2921 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
2923 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
2924 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
2925 if __prefer_thumb__ is defined.
2927 2010-02-18 Martin Jambor <mjambor@suse.cz>
2929 PR tree-optimization/43066
2930 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2931 array with zero-sized element type.
2933 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2935 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2936 rtx, allocate struct var_loc_node here and return it to the
2937 caller, and only if it is actually needed.
2938 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2939 move it earlier and return immediately if it returns NULL.
2941 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2943 * config/sparc/gas.h: New file. Restore
2944 TARGET_ASM_NAMED_SECTION to its ELF default.
2945 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2947 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2948 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2949 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2950 after sparc/sysv4.h.
2952 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2954 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2956 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2958 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2959 patterns from predicated pattern.
2961 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
2964 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
2965 for insn mnemonic suffix.
2967 2010-02-17 Richard Guenther <rguenther@suse.de>
2969 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
2972 2010-02-17 Jakub Jelinek <jakub@redhat.com>
2975 * caller-save.c (save_call_clobbered_regs): If BB ends with
2976 a DEBUG_INSN, move any notes in between last real insn and the last
2977 DEBUG_INSN after the last DEBUG_INSN.
2979 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
2981 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
2982 Fix return type. Fix argument type. Explain meaning of return value.
2984 2010-02-16 Richard Guenther <rguenther@suse.de>
2986 PR tree-optimization/41043
2987 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
2988 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
2990 (vrp_visit_phi_node): ... but only for loop PHI nodes.
2992 2010-02-16 Ira Rosen <irar@il.ibm.com>
2994 PR tree-optimization/43074
2995 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
2996 * tree-vect-loop.c (vect_analyze_loop_operations): Add
2997 vectorizable cycles in hybrid SLP check.
2998 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
3000 2010-02-16 Richard Guenther <rguenther@suse.de>
3002 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
3003 (true_dependence): If memrefs_conflict_p computes must-alias
3004 trust it. Move TBAA check after offset-based disambiguation.
3005 (canon_true_dependence): Likewise.
3007 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
3009 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
3010 * doc/invoke.texi: Document it.
3011 * var-tracking.c: Include toplev.h and params.h.
3012 (vt_find_locations): Return bool indicating success. Compute
3013 hash sizes unconditionally. Check new parameter, report.
3014 (variable_tracking_main_1): Check vt_find_locations results and
3015 retry. Renamed from...
3016 (variable_tracking_main): ... this. New wrapper to preserve
3017 flag_var_tracking_assignments.
3018 * Makefile.in (var-tracking.o): Adjust dependencies.
3020 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
3021 Jakub Jelinek <jakub@redhat.com>
3024 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
3025 if weak_import attribute is present.
3026 * config/darwin.c (machopic_select_section): Likewise.
3028 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
3030 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
3031 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
3032 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
3033 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
3035 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
3038 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3041 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
3042 Rewrite text to refer to the names.
3044 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
3046 * config/i386/i386-builtin-types.def
3047 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
3048 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
3049 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
3050 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
3051 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
3052 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
3053 IX86_BUILTIN_VPERMIL2PS256.
3054 (MULTI_ARG_4_DF2_DI_I): Defined.
3055 (MULTI_ARG_4_DF2_DI_I1): Defined.
3056 (MULTI_ARG_4_SF2_SI_I): Defined.
3057 (MULTI_ARG_4_SF2_SI_I1): Defined.
3058 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
3059 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
3060 __builtin_ia32_vpermil2ps256.
3061 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3062 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3063 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
3064 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3065 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3066 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
3067 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
3068 CODE_FOR_xop_vpermil2v8sf3.
3069 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
3070 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
3071 * config/i386/xopintrin.h (_mm_permute2_pd): New.
3072 (_mm256_permute2_pd): New.
3073 (_mm_permute2_ps): New.
3074 (_mm256_permute2_ps): New.
3076 2010-02-15 Nick Clifton <nickc@redhat.com>
3078 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
3079 boolean parameters. Use emit_jump_insn when emitting a pop
3080 instruction containing a return insn.
3081 (push): Use 'true' rather than '1' as second parameter to F.
3082 (h8300_expand_prologue): Likewise.
3083 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
3084 (h8300_expand_epilogue): Likewise.
3086 2010-02-15 Richard Guenther <rguenther@suse.de>
3089 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
3092 2010-02-15 Nick Clifton <nickc@redhat.com>
3094 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
3097 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
3099 * intl.c (fake_ngettext): New function.
3100 * intl.h (fake_ngettext): Declare.
3101 (ngettext): Define macro.
3102 * collect2.c (notice_translated): New function.
3103 (main): Use notice_translated and ngettext.
3104 * collect2.h (notice_translated): Declare.
3106 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
3108 * reorg.c (delete_computation): Comment fixes.
3109 * caller-save.c (setup_save_areas): Idem.
3110 * sel-sched-dump.c (dump_lv_set): Idem.
3113 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3115 * config/s390/s390.c (s390_sched_init): New function.
3116 (TARGET_SCHED_INIT): Target hook defined.
3118 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
3119 Jack Howarth <howarth@bromo.med.uc.edu>
3120 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3123 Partial revert of unintended change in fix for PR41605.
3124 * config/darwin.h: Fix typo.
3125 * config/darwin9.h: Same.
3127 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3129 * c-pch.c (pch_init): Clear v.
3131 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3134 * graphite-scop-detection.c (graphite_can_represent_scev): Call
3135 graphite_can_represent_init for MULT_EXPR.
3137 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3141 * graphite-sese-to-poly.c (remove_phi): New.
3142 (translate_scalar_reduction_to_array): Call remove_phi.
3144 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3147 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
3148 * graphite-clast-to-gimple.h (gloog): Update declaration.
3149 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
3150 * graphite-poly.h (struct poly_bb): Add missing comments.
3151 (struct scop): Add poly_scop_p field.
3153 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
3154 * graphite.c (graphite_transform_loops): Build the polyhedral
3155 representation for each scop before code generation.
3156 * sese.c (rename_variables_in_operand): Removed.
3157 (rename_variables_in_expr): Return the renamed expression.
3158 (rename_sese_parameters): New.
3159 * sese.h (rename_sese_parameters): Declared.
3161 2010-02-11 Richard Guenther <rguenther@suse.de>
3163 PR tree-optimization/42998
3164 * tree-ssa-pre.c (create_expression_by_pieces): Treat
3165 POINTER_PLUS_EXPR properly.
3167 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3168 Changpeng Fang <changpeng.fang@amd.com>
3171 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
3172 the cost of an IV candidate when the IV is used in a test against zero.
3174 * gcc.dg/tree-ssa/ivopts-3.c: New.
3176 2010-02-11 Richard Guenther <rguenther@suse.de>
3179 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
3180 pointer-vs-decl case by swapping refs. Handle some cases
3181 of pointer-vs-decl disambiguations more conservatively.
3182 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
3183 to false after expanding.
3185 2010-02-11 Richard Guenther <rguenther@suse.de>
3188 * gcc.c (process_command): Handle LTO file@offset case more
3191 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3193 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
3194 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
3196 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
3198 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
3199 if MEM's mode size isn't DWARF2_ADDR_SIZE.
3200 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
3201 Optimize eq/ne comparisons when both arguments are known to be
3203 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
3204 Don't mask operands unnecessarily if they are known to be already
3207 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
3209 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
3212 2010-02-10 Richard Guenther <rguenther@suse.de>
3214 PR tree-optimization/43017
3215 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
3216 for wrapping signed arithmetic.
3218 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3221 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
3222 if no debug info should be emitted for it.
3224 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3226 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
3227 note when flag_exceptions is set.
3229 2010-02-10 Duncan Sands <baldrick@free.fr>
3231 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
3233 2010-02-10 Richard Guenther <rguenther@suse.de>
3236 * tree.c (get_unwidened): Handle constants.
3237 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
3239 2010-02-10 Martin Jambor <mjambor@suse.cz>
3242 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
3243 check for variable argument counts independently.
3245 2010-02-10 Christian Bruel <christian.bruel@st.com>
3248 * config/sh/sh.c (find_barrier): Increase length for non delayed
3249 conditional branches.
3251 2010-02-10 Christian Bruel <christian.bruel@st.com>
3253 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
3255 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3257 * builtins.c (set_builtin_user_assembler_name): Also handle
3258 ffs if int is smaller than word.
3260 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
3263 * ira-conflicts.c (get_dup): Remove.
3264 (process_reg_shuffles): Add new parameter. Use it as an
3265 additional guard for copy generation.
3266 (add_insn_allocno_copies): Rewrite.
3268 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
3270 * common.opt (fsched2-use-traces): Preserved for backward
3272 * doc/invoke.texi: Remove the documentation about option
3273 -fsched2-use-traces.
3274 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
3275 flag_sched2_use_traces.
3276 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
3277 the backward compatibility flag section.
3279 2010-02-09 Richard Guenther <rguenther@suse.de>
3281 PR tree-optimization/43008
3282 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
3283 make HEAP variables initialized from global memory if they
3284 are not known builtin functions.
3285 (find_func_aliases): Adjust.
3287 2010-02-09 Richard Guenther <rguenther@suse.de>
3289 PR tree-optimization/43000
3290 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
3291 arithmetic manually.
3293 2010-02-08 Jakub Jelinek <jakub@redhat.com>
3295 PR tree-optimization/42931
3296 * tree-loop-linear.c (try_interchange_loops): Don't call
3297 double_int_mul if estimated_loop_iterations failed.
3299 2010-02-08 Martin Jambor <mjambor@suse.cz>
3302 * tree-sra.c (build_accesses_from_assign): Do not mark in
3303 should_scalarize_away_bitmap if stmt has volatile ops.
3304 (sra_modify_assign): Do not process assigns piecemeal if if stmt
3307 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
3309 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
3311 2010-02-07 Adam Nemet <adambnmet@gmail.com>
3313 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
3316 2010-02-07 Andrew Pinski <pinskia@gmail.com>
3319 * df-core.c (df_finish_pass): Change type of saved_flags to int.
3321 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3324 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
3325 to unknown_dependence.
3326 (graphite_legal_transform_dr): Handle the unknown_dependence.
3327 (graphite_carried_dependence_level_k): Same.
3329 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3331 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
3333 2010-02-07 Richard Guenther <rguenther@suse.de>
3336 * expr.c (get_inner_reference): Always initialize *pbitsize.
3338 2010-02-07 Richard Guenther <rguenther@suse.de>
3341 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
3342 new ARRAY_REFs on variable size element or minimal index arrays.
3344 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
3345 gimple_fold_indirect_ref.
3347 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
3350 * arm.c (arm_override_options): Just return if the user has specified
3351 an invalid fpu name.
3353 2010-02-03 Jason Merrill <jason@redhat.com>
3356 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
3357 i386_pe_maybe_record_exported_symbol.
3359 2010-02-05 Steve Ellcey <sje@cup.hp.com>
3362 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3363 (pa_delegitimize_address): New function.
3365 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
3367 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
3368 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
3370 2010-02-05 Richard Guenther <rguenther@suse.de>
3373 * lto-streamer-in.c (get_resolution): Deal with references
3374 to undefined functions.
3376 2010-02-05 Richard Guenther <rguenther@suse.de>
3378 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
3379 (fold_const_aggregate_ref): Likewise.
3380 (ccp_fold_stmt): Substitute loads.
3381 (maybe_fold_reference): Verify types before substituting.
3383 (fold_gimple_assign): Unshare properly.
3384 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
3386 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
3388 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
3389 for rs6000_gen_cell_microcode.
3391 2010-02-04 Richard Guenther <rguenther@suse.de>
3393 PR rtl-optimization/42952
3394 * dse.c (const_or_frame_p): Remove MEM handling.
3396 2010-02-04 Nick Clifton <nickc@redhat.com>
3398 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
3399 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
3400 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
3401 (mn10300_asm_output_mi_thunk): New function.
3402 (mn10300_can_output_mu_thunk): New function.
3403 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
3404 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
3405 (FUNCTION_ARG): Delete incorrect comment.
3407 2010-02-03 Jason Merrill <jason@redhat.com>
3410 * fold-const.c (operand_equal_p): Handle erroneous types.
3412 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3414 * config/h8300/h8300.md (can_delay): Fix attibute condition.
3416 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
3418 PR rtl-optimization/42941
3419 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
3422 2010-02-03 Jason Merrill <jason@redhat.com>
3425 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
3427 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
3430 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
3431 (cselib_reset_table): Renamed from...
3432 (cselib_reset_table_with_next_value): ... this.
3433 (cselib_get_next_uid): Renamed from...
3434 (cselib_get_next_unknown_value): ... this.
3435 * cselib.c (next_uid): Renamed from...
3436 (next_unknown_value): ... this.
3437 (cselib_clear_table): Adjust.
3438 (cselib_reset_table): Adjust. Renamed from...
3439 (cselib_reset_table_with_next_value): ... this.
3440 (cselib_get_next_uid): Adjust. Renamed from...
3441 (cselib_get_next_unknown_value): ... this.
3442 (get_value_hash): Use hash.
3443 (cselib_hash_rtx): Likewise.
3444 (new_cselib_val): Adjust. Set and dump uid.
3445 (cselib_lookup_mem): Pass next_uid as hash.
3446 (cselib_subst_to_values): Likewise.
3447 (cselib_log_lookup): Dump uid.
3448 (cselib_lookup): Pass next_uid as hash. Adjust.
3449 (cselib_process_insn): Adjust.
3450 (cselib_init): Initialize next_uid.
3451 (cselib_finish): Adjust.
3452 (dump_cselib_table): Likewise.
3453 * dse.c (canon_address): Dump value uid.
3454 * print-rtl.c (print_rtx): Print value uid.
3455 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
3457 (dv_uid): New function, sort of renamed from...
3458 (dv_htab_hash): ... this, reimplemented in terms of it and...
3459 (dv_uid2hash): ... this. New.
3460 (variable_htab_eq): Drop excess assertions.
3461 (tie_break_pointers): Removed.
3462 (canon_value_cmp): Compare uids.
3463 (variable_post_merge_New_vals): Print uids.
3464 (vt_add_function_parameters): Adjust.
3465 (vt_initialize): Reset table. Adjust.
3467 2010-02-03 Richard Guenther <rguenther@suse.de>
3469 PR tree-optimization/42944
3470 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
3471 (call_may_clobber_ref_p_1): Likewise. Properly handle
3472 malloc and calloc clobbering errno.
3474 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
3476 * doc/invoke.texi: Fix name of sched1 dump.
3478 * opts.c (decode_options): Set flag_tree_switch_conversion
3479 only conditionally on optimize >= 2.
3481 * gcse.c: Assorted comment fixes in pass description.
3483 2010-02-03 Anthony Green <green@moxielogic.com>
3485 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
3486 nop padding in order to maintain alignment of storage location of
3487 target function address.
3488 (moxie_trampoline_init): Store target function address at newly
3490 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
3492 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
3494 2010-02-03 Richard Guenther <rguenther@suse.de>
3497 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
3499 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3501 * config.gcc: Reenable check for obsolete targets.
3502 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
3503 mips-sgi-irix6.[0-4]*.
3505 2010-02-02 Nick Clifton <nickc@redhat.com>
3507 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
3508 constant size of 4 as being the same as 0.
3509 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
3510 can take values in the range 0..4.
3512 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
3515 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
3516 as _darwin10_Unwind_FindEnclosingFunction().
3517 * libgcc-libsystem.ver: New.
3519 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
3522 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
3523 implicitly set registers.
3525 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
3527 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
3528 (arm_override_options): Allow automatic selection of the thread
3529 pointer register if thumb2.
3530 (legitimize_pic_address): Improve code sequences for Thumb2.
3531 (arm_call_tls_get_addr): Likewise.
3532 (legitimize_tls_address): Likewise.
3533 * arm.md (pic_load_addr_arm): Delete. Replace with ...
3534 (pic_load_addr_32bit): ... this. New named pattern.
3535 * thumb2.md (pic_load_addr_thumb2): Delete.
3536 (pic_load_dot_plus_four): Delete.
3537 (tls_load_dot_plus_four): New named pattern.
3539 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3542 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
3543 Document fix for TLS bug.
3545 2010-01-31 Richard Guenther <rguenther@suse.de>
3547 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
3548 conservatively correct.
3550 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3554 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3556 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3558 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3560 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
3562 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
3564 * config.gcc: Adjust order of makefile fragments for mingw targets.
3566 2010-01-31 Richard Guenther <rguenther@suse.de>
3569 * gimplify.c (gimplify_init_constructor): For volatile LHS
3570 initialize a temporary.
3572 2010-01-31 Matthias Klose <doko@ubuntu.com>
3574 * configure.ac: Fix __stack_chk_fail check for cross builds configured
3576 * configure: Regenerate.
3578 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
3580 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3581 the same alias set and their sizes different constantness.
3582 (aliasing_component_refs_p): Revert 2009-10-24 change.
3584 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3586 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
3589 2010-01-29 Richard Guenther <rguenther@suse.de>
3591 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
3592 Assert we successfully updated the call.
3594 2010-01-29 Jakub Jelinek <jakub@redhat.com>
3596 PR rtl-optimization/42889
3597 * df.h (df_set_bb_dirty_nonlr): New prototype.
3598 * df-core.c (df_set_bb_dirty_nonlr): New function.
3599 * df-scan.c (df_insn_rescan): Call it instead of
3600 df_set_bb_dirty for DEBUG_INSNs.
3602 2010-01-29 Richard Guenther <rguenther@suse.de>
3605 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
3606 quadratic behavior in most cases.
3608 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
3611 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
3612 in the call to gen_x86_movsicc_0_m1.
3614 2010-01-28 Richard Guenther <rguenther@suse.de>
3616 PR tree-optimization/42871
3617 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
3619 2010-01-28 Richard Guenther <rguenther@suse.de>
3621 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
3622 into call arguments.
3624 2010-01-28 Richard Guenther <rguenther@suse.de>
3627 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
3628 the forwarder if the destination is an EH landing pad.
3630 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
3632 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
3633 block list passed to gimple_duplicate_sese_tail.
3634 (parallelize_loops): Avoid parallelization when the function
3636 Avoid parallelization when the preheader is IRREDUCIBLE.
3637 Try to optimize when estimated_loop_iterations_int is unresolved.
3638 Add the loop's location to the dump file.
3639 * tree-cfg.c (add_phi_args_after_redirect): Remove.
3640 (gimple_duplicate_sese_tail): Remove the check for the latch.
3641 Redirect nexits to the exit block.
3642 Remove handling of the incoming edges to the latch.
3643 Redirect the backedge from the copied latch to the exit bb.
3645 2010-01-28 Michael Matz <matz@suse.de>
3648 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
3649 Wrap force_reg into a sequence, emit it before user.
3651 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
3653 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
3655 (arm_legacy_rev): Likewise.
3656 (thumb_legacy_rev): Likewise.
3658 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3660 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
3661 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
3662 on MEM's address failed, try avoid_constant_pool_reference and
3663 recurse if it returned something different.
3664 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
3665 address, try avoid_constant_pool_reference and recurse if it
3666 returned something different.
3667 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
3668 address and avoid_constant_pool_reference returned something
3669 different, don't set have_address.
3671 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
3674 * var-tracking.c (val_store): Add modified argument, obey it.
3676 (count_uses): Move down logging of main.
3677 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
3678 don't need resolution.
3679 (emit_notes_in_bb): Likewise.
3681 2010-01-27 Richard Guenther <rguenther@suse.de>
3684 * tree-inline.c (remap_decl): Delay remapping of SSA name
3685 default definitions until we need them.
3687 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3689 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3690 (rs6000_delegitimize_address): New function.
3692 * config/s390/s390.c (s390_delegitimize_address): Call
3693 delegitimize_mem_from_attrs.
3696 * tree-inline.c (cannot_copy_type_1): Removed.
3697 (copy_forbidden): Don't forbid copying of functions containing
3698 records/unions with variable length fields.
3700 2010-01-27 Christian Bruel <christian.bruel@st.com>
3704 * config/sh/sh.c (find_barrier): Increase length for non delayed
3705 conditional branches.
3707 2010-01-27 Matthias Klose <doko@ubuntu.com>
3709 * configure.ac (gnu-unique-object): Fix ldd version check.
3710 * configure: Regenerate.
3712 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3714 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
3716 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
3717 Test for HAVE_GNU_AS value.
3719 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3721 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
3722 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
3723 INT64_TYPE): Define.
3724 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
3725 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3726 INT_LEAST64_TYPE): Define.
3727 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
3728 UINT_LEAST64_TYPE): Define.
3729 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
3730 INT_FAST64_TYPE): Define.
3731 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3732 UINT_FAST64_TYPE): Define.
3733 (INTMAX_TYPE, UINTMAX_TYPE): Define.
3734 (INTPTR_TYPE, UINTPTR_TYPE): Define.
3735 (SIG_ATOMIC_TYPE): Define.
3737 2010-01-26 Richard Guenther <rguenther@suse.de>
3739 * df-scan.c (df_scan_set_bb_info): Remove assert.
3740 (df_insn_rescan_debug_internal): Merge asserts.
3741 (df_install_ref): Likewise.
3742 (df_mark_reg): Use bitmap_set_range.
3743 (df_hard_reg_used_p): Remove assert.
3744 (df_hard_reg_used_count): Likewise.
3746 2010-01-26 Richard Guenther <rguenther@suse.de>
3748 PR rtl-optimization/42685
3749 * web.c (web_main): Ignore DEBUG_INSNs.
3751 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
3753 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
3755 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
3756 Fix types of fndecl and arglist parameters.
3758 2010-01-26 Richard Guenther <rguenther@suse.de>
3761 * tree-eh.c (unsplit_eh): Skip debug insns.
3763 2010-01-26 Richard Guenther <rguenther@suse.de>
3765 PR tree-optimization/42250
3766 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
3768 2010-01-26 Jakub Jelinek <jakub@redhat.com>
3771 * omp-low.c (expand_omp_sections): Only use single_pred if
3772 l2_bb is single_pred_p.
3774 2010-01-25 Christian Bruel <christian.bruel@st.com>
3777 * config/sh/sh.c (find_barrier): Increase length for non delayed
3778 conditional branches.
3779 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
3781 2010-01-24 David S. Miller <davem@davemloft.net>
3783 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
3784 define if not using GAS.
3785 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3786 Likewise. Delete SECTION_MERGE code, which is only applicable
3789 2010-01-24 Mark Mitchell <mark@codesourcery.com>
3792 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
3793 mangling of va_list in system headers.
3795 2010-01-23 Toon Moene <toon@moene.org>
3797 * tree-predcom.c (combine_chains): Return NULL, not false.
3799 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
3801 * tree-loop-distribution.c (distribute_loop): Fix declaration and
3802 initialization of variable res to agree with return type.
3804 2010-01-22 Steve Ellcey <sje@cup.hp.com>
3806 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
3807 * tree-sra.c: Add include of expr.h.
3809 2010-01-22 Jakub Jelinek <jakub@redhat.com>
3811 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
3812 insert the debug stmt on the single non-EH edge from the stmt.
3814 2010-01-22 Richard Henderson <rth@redhat.com>
3817 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
3818 the RHS until after generate_subtree_copies has insertted its
3819 code before the current statement.
3821 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
3823 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
3825 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
3827 2010-01-21 Martin Jambor <mjambor@suse.cz>
3829 PR tree-optimization/42585
3830 * tree-sra.c (struct access): New field grp_total_scalarization.
3831 (dump_access): Dump the new field.
3832 (should_scalarize_away_bitmap): New variable.
3833 (cannot_scalarize_away_bitmap): Likewise.
3834 (sra_initialize): Allocate new bitmaps.
3835 (sra_deinitialize): Free new bitmaps.
3836 (create_access_1): New function.
3837 (create_access): Parts moved to create_access_1.
3838 (type_consists_of_records_p): New function.
3839 (completely_scalarize_record): Likewise.
3840 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
3841 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
3842 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
3844 (analyze_all_variable_accesses): Completely scalarize small eligible
3847 2010-01-21 Martin Jambor <mjambor@suse.cz>
3849 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
3851 2010-01-21 Andrew Haley <aph@redhat.com>
3853 * gcc.c (process_command): Move lang_specific_driver before
3854 setting cc_libexec_prefix.
3856 2010-01-21 Richard Guenther <rguenther@suse.de>
3859 * fold-const.c (negate_expr_p): Pretend only negative
3860 real constants are easily negatable.
3862 2010-01-20 Janis Johnson <janis187@us.ibm.com>
3863 Jason Merrill <jason@redhat.com>
3865 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
3866 (TYPE_TRANSPARENT_AGGR): this, for union and record.
3867 * calls.c (initialize argument_information): Handle it.
3868 * c-common.c (handle_transparent_union_attribute): Use new name.
3869 * c-decl.c (finish_struct): Ditto.
3870 * c-typeck.c (type_lists_compatible_p): Ditto.
3871 (convert_for_assignment): Use new name and also handle record.
3872 * function.c (aggregate_value_p): Handle it.
3873 (pass_by_reference): Ditto.
3874 (assign_parm_data_types): Ditto.
3875 * print-tree.c (print_node): Ditto.
3876 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
3877 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
3878 * tree.c (first_field): New fn.
3880 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
3883 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
3884 even when linking statically, for now.
3886 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3889 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
3890 without a cselib val.
3891 (count_uses): Accept MO_VAL_SET with no val on stores.
3892 (add_stores): Likewise.
3894 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3896 * var-tracking.c (check_value_val): Add a compile time assertion.
3897 (dv_is_decl_p): Simplify.
3898 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
3899 gcc_assert if ENABLE_CHECKING.
3901 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3904 * var-tracking.c: Include tree-flow.h.
3905 (mem_dies_at_call): New.
3906 (dataflow_set_preserve_mem_locs): Use it.
3907 (dataflow_set_remove_mem_locs): Likewise.
3908 (dump_var): Renamed from dump_variable. Adjust all callers.
3909 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
3910 * Makefile.in (var-tracking.o): Adjust deps.
3912 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
3914 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
3916 2010-01-20 Richard Guenther <rguenther@suse.de>
3918 PR tree-optimization/42717
3919 * tree-ssa-dce.c (get_live_post_dom): Remove.
3920 (forward_edge_to_pdom): Take an arbitrary edge to copy
3921 degenerate PHI args from.
3922 (remove_dead_stmt): Use the first post-dominator even if it
3923 does not contain live statements as redirection destination.
3925 2010-01-20 Richard Guenther <rguenther@suse.de>
3927 * tree-inline.c (estimate_num_insns): Handle EH builtins.
3929 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3931 * sel-sched.c (create_speculation_check): Remove set but not used
3933 (try_transformation_cache): Remove set but not used variable ds.
3934 (calculate_privileged_insns): Remove set but not used variables
3935 cur_insn and min_spec_insn.
3936 (find_best_expr): Remove set but not used variable avail_n.
3937 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
3939 * cgraphunit.c (assemble_thunk): Remove set but not used variable
3941 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
3942 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
3945 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
3948 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
3949 cpu types. Add support for *-sse3 cpu types.
3950 (x86_64-*-*): Ditto.
3952 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3955 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
3956 argument, call initializer_constant_valid_p_1 instead of
3957 initializer_constant_valid_p, pass CACHE to it, return NULL
3958 immediately if first call returns NULL.
3959 (initializer_constant_valid_p_1): New function.
3960 (initializer_constant_valid_p): Use it.
3962 2010-01-20 Thomas Quinot <quinot@adacore.com>
3964 * tree.def (PLACEHOLDER_EXPR): Fix comment.
3966 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3968 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
3969 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
3970 (loc_list_from_tree): Don't handle unsigned division. Handle
3971 signed modulo using DW_OP_{over,over,div,mul,minus}.
3972 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
3973 modulo instead of signed.
3975 2010-01-20 DJ Delorie <dj@redhat.com>
3977 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
3979 (h8300_emit_stack_adjustment): Propogate it.
3981 (h8300_expand_prologue): Likewise.
3982 (h8300_expand_epilogue): Likewise.
3984 2010-01-19 Michael Matz <matz@suse.de>
3986 PR tree-optimization/41783
3987 * tree-data-ref.c (toplevel): Include flags.h.
3988 (dump_data_dependence_relation): Also dump the inputs if the
3989 result will be unknown.
3990 (split_constant_offset_1): Look through some conversions.
3991 * tree-predcom.c (determine_roots_comp): Restart a new chain if
3992 the offset from last element is too large.
3993 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
3994 (reassociate_to_the_same_stmt): Handle vector registers.
3995 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
3997 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
3998 wide_prolog_niters argument, emit widening instructions.
3999 (vect_do_peeling_for_alignment): Adjust caller, use widened
4000 variant of the iteration cound.
4001 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
4003 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4006 * config/arm/neon-testgen.m (emit_automatics): New parameter
4007 features. Adjust for Fixed_return_reg feature.
4008 (test_intrinsic): Call emit_automatics with new feature.
4009 * config/arm/neon.ml: Update copyright years.
4010 (features): New Fixed_return_reg feature.
4011 (ops): Update feature for Vget_low.
4013 2010-01-19 Jakub Jelinek <jakub@redhat.com>
4015 PR tree-optimization/42719
4016 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
4020 * fwprop.c (all_uses_available_at): Return false if def_set dest
4021 is a REG that is used in def_insn.
4023 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
4025 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
4027 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
4030 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
4032 * target.h (struct gcc_target) <secondary_reload>: Change type
4033 of last argument to secondary_reload_info *.
4035 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
4038 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
4039 memory references with unaligned offsets. Remove CQImode handling.
4040 (unaligned_memory_operand): Return 1 for memory references with
4041 unaligned offsets. Remove CQImode handling.
4043 2010-01-18 Richard Guenther <rguenther@suse.de>
4046 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
4049 2010-01-18 Richard Guenther <rguenther@suse.de>
4051 PR tree-optimization/42781
4052 * tree-ssa-structalias.c (find_what_var_points_to): Skip
4053 restrict processing only if the original variable was artificial.
4055 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
4057 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
4058 find number of popped argument bytes.
4060 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
4061 Fix the text that describes the return value for invalid insns.
4063 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
4065 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
4066 Clarify what 'cost of the -dependence' is. Fix quoting.
4068 * toplev.c (default_get_pch_validity): Rename argument to "sz".
4069 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
4071 2010-01-17 Jakub Jelinek <jakub@redhat.com>
4073 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4074 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
4076 2010-01-17 Richard Guenther <rguenther@suse.de>
4079 * function.c (split_complex_args): Take a VEC to modify.
4080 (assign_parms_augmented_arg_list): Build a VEC instead of
4081 a chain of PARM_DECLs.
4082 (assign_parms_unsplit_complex): Take a VEC of arguments.
4083 Do not fixup unmodified parms.
4084 (assign_parms): Deal with the VEC.
4085 (gimplify_parameters): Likewise.
4087 2010-01-17 Richard Guenther <rguenther@suse.de>
4089 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
4090 node existence check.
4091 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
4092 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
4093 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
4094 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
4095 (gimple_execute_on_growing_pred): Likewise.
4097 2010-01-17 Richard Guenther <rguenther@suse.de>
4099 PR tree-optimization/42773
4100 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
4101 (compute_antic_aux): Likewise.
4102 (compute_partial_antic_aux): Likewise.
4104 2010-01-17 Jie Zhang <jie.zhang@analog.com>
4107 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
4110 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
4112 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
4115 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
4116 Fix markup for strict argument.
4118 (TARGET_SCHED_REORDER2): Fix argument types.
4120 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
4121 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
4123 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
4124 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
4126 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
4129 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
4130 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
4131 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
4132 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
4133 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
4135 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
4137 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
4139 (TARGET_ASM_RELOC_RW_MASK): Add return type.
4140 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
4142 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
4144 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
4147 (TARGET_ASM_NAMED_SECTION): Fix argument list.
4149 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
4150 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
4152 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
4154 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
4156 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
4157 referring to it. Fix language.
4159 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
4161 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
4163 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
4165 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
4167 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
4168 '@var{stream}. Remove stray 'and'.
4170 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
4172 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
4174 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
4176 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
4177 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
4179 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
4180 Fix description of return value.
4181 Rename argument "sz" to "len."
4183 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
4184 Clarify meaning of 'true' return value.
4186 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
4188 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
4189 rep_mode versus mode_rep.
4191 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
4193 (TARGET_BUILTIN_DECL): Fix name.
4195 (TARGET_COMMUTATIVE_P): Fix type of first argument.
4197 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
4199 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
4201 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
4203 (TARGET_RELAXED_ORDERING): Use @deftypevr.
4205 (TARGET_GET_DRAP_RTX): Note that this is a hook.
4208 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
4209 Rename argument tm_fn to md_fn.
4211 (TARGET_OPTION_PRINT): Fix argument list.
4213 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
4216 * config/i386/i386.c (ix86_fixup_binary_operands):
4217 Revert FMA4 fixup of operands.
4219 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4222 * Makefile.in (write_entries_to_file, install-plugin):
4223 Use \012 instead of \n with tr.
4225 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
4227 * configure.ac (HAVE_AS_REF): New C macro.
4228 * configure: Regenerate.
4229 * config.in: Likewise.
4230 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
4232 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
4235 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
4237 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
4239 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
4241 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
4243 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
4245 (TARGET_IN_SMALL_DATA_P): Fix argument type.
4247 (TARGET_BINDS_LOCAL_P): Fix argument type.
4249 (TARGET_ASM_FILE_END): Use prototype.
4251 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
4253 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
4255 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
4257 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
4259 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
4260 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
4262 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
4263 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
4265 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
4266 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4267 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
4268 (TARGET_ADDR_SPACE_CONVERT): Likewise.
4270 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
4272 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
4274 (TARGET_INIT_BUILTINS): Use prototype.
4276 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4277 Put 'const char *' in braces. Fix parameter types.
4278 (TARGET_INVALID_CONVERSION): Fix parameter types.
4279 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
4280 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
4282 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
4285 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
4287 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
4289 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
4291 * doc/tm.texi (TARGET_HELP): Fix return type.
4293 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
4294 in braces. Fix argument types.
4296 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
4298 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
4300 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
4302 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
4303 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
4305 (TARGET_MANGLE_TYPE): Fix argument types.
4307 (TARGET_IRA_COVER_CLASSES): Use prototype.
4309 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
4311 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
4313 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
4315 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
4317 (TARGET_CALLEE_COPIES): Fix argument types.
4319 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
4321 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
4323 (TARGET_FUNCTION_VALUE): Fix argument types.
4325 (TARGET_RETURN_IN_MSB): Fix argument type.
4327 (TARGET_RETURN_IN_MEMORY): Fix argument types.
4329 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
4331 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
4333 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
4334 agree with return type.
4336 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
4338 2010-01-15 Jing Yu <jingyu@google.com>
4340 PR rtl-optimization/42691
4341 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
4342 a pseudo to a constant and are merged, and adjust comments.
4344 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
4346 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
4348 2010-01-15 Richard Guenther <rguenther@suse.de>
4351 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
4352 labels of computed or non-local gotos to the destination.
4353 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
4354 landing pad label is the first label.
4356 2010-01-15 Richard Guenther <rguenther@suse.de>
4358 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
4360 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4363 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
4364 to allow generation of the xssqrtdp instruction on power7.
4365 (sqrtdf2_fpr): Ditto.
4367 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4370 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
4371 functions with noreturn attribute.
4374 * varasm.c (declare_weak): Add weak attribute to decl if it
4375 doesn't have one already.
4376 (assemble_external): Only add decls to weak_decls if they also
4377 have weak attribute.
4379 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
4381 * var-tracking.c (var_reg_delete): Don't delete the association
4382 between REGs and values or one-part variables if the register
4385 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4388 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
4389 because its first operand is a non-localized variable.
4391 2010-01-14 Martin Jambor <mjambor@suse.cz>
4393 PR tree-optimization/42706
4394 * tree-sra.c (encountered_recursive_call): New variable.
4395 (encountered_unchangable_recursive_call): Likewise.
4396 (sra_initialize): Initialize both new variables.
4397 (callsite_has_enough_arguments_p): New function.
4398 (scan_function): Call decl and flags check only for IPA-SRA, check
4399 whether there is a recursive call and whether it has enough arguments.
4400 (all_callers_have_enough_arguments_p): New function.
4401 (convert_callers): Look for recursive calls only when
4402 encountered_recursive_call is set.
4403 (ipa_early_sra): Bail out either if
4404 !all_callers_have_enough_arguments_p or
4405 encountered_unchangable_recursive_call.
4407 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4409 * sel-sched.c: Add 2010 to copyright years.
4410 * sel-sched-ir.c: Likewise.
4411 * sel-sched-ir.h: Likewise.
4413 2010-01-14 Martin Jambor <mjambor@suse.cz>
4415 PR tree-optimization/42714
4416 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
4417 constructors specially.
4419 2010-01-14 Andi Kleen <ak@linux.intel.com>
4421 * config/i386/drivers-i386.c (detect_caches_intel):
4422 Add l2sizekb parameter and fill in.
4423 (host_detect_local_cpu): Add l2sizekb, fill in.
4424 Add Atom small cache heuristic.
4426 2010-01-14 Andi Kleen <ak@linux.intel.com>
4428 * config/i386/drivers-i386.c (detect_caches_cpuid4):
4429 Add level3 parameter and fill in.
4430 (detect_caches_intel): Handle level3 cache.
4432 2010-01-14 Andi Kleen <ak@linux.intel.com>
4434 * config/i386/drivers-i386.c (host_detect_local_cpu):
4435 Fix core duo detection.
4437 2010-01-14 Andi Kleen <ak@linux.intel.com>
4439 * config/i386/drivers-i386.c (host_detect_local_cpu):
4442 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4444 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
4445 (rs6000_variable_issue_1): this. Use...
4446 (rs6000_variable_issue): here. Reimplement. Print debug info.
4448 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4450 * sel-sched-ir.c (sel_restore_other_notes): Rename to
4451 sel_restore_notes. Update all callers. Call reemit_notes
4454 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4456 PR rtl-optimization/42246
4457 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
4460 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4462 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
4463 all successors is the same as number of successors in current region.
4465 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4467 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
4468 to rename is not separable. Otherwise check that its LHS is not NULL.
4470 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4472 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
4474 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4476 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
4477 available registers when failed to discover LHS register class.
4478 Fix indentation. Update comment.
4480 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4481 Alexander Monakov <amonakov@ispras.ru>
4483 PR rtl-optimization/42389
4484 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
4486 (advance_state_on_fence): Likewise.
4487 (sel_target_adjust_priority): Print debug output only when
4488 sched_verbose >= 4, not 2.
4489 (get_expr_cost): Do not issue all unique insns on the next cycle.
4490 (fill_insns): Initialize can_issue_more from the value saved
4492 * sel-sched-ir.c (flist_add): New parameter issue_more.
4493 Init FENCE_ISSUE_MORE with it.
4494 (merge_fences): Likewise.
4495 (init_fences): Update call to flist_add.
4496 (add_to_fences, add_clean_fence_to_fences)
4497 (add_dirty_fence_to_fences): Likewise.
4498 (move_fence_to_fences): Update call to merge_fences.
4499 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
4501 * sel-sched-ir.h (struct _fence): New field issue_more.
4502 (FENCE_ISSUE_MORE): New accessor macro.
4504 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4506 PR rtl-optimization/42388
4507 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
4508 that have no predecessors nor successors. Do not call move_bb_info
4509 for empty blocks outside of current region.
4511 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4513 PR rtl-optimization/42294
4514 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
4515 * sel-sched.c (move_exprs_to_boundary): Transitively add all
4516 originators' originators.
4518 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4520 PR rtl-optimization/39453
4521 PR rtl-optimization/42246
4522 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
4524 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
4526 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4527 Alexander Monakov <amonakov@ispras.ru>
4530 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
4531 (maybe_tidy_empty_bb): ... here. Make static. Add new
4532 argument. Update all callers.
4533 (tidy_control_flow): ... and here. Recompute topological order
4534 of basic blocks in region if necessary.
4535 (sel_redirect_edge_and_branch): Change return type. Return true
4536 if topological order might have been invalidated.
4537 (purge_empty_blocks): Export and move from...
4538 * sel-sched.c (purge_empty_blocks): ... here.
4539 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
4540 (maybe_tidy_empty_bb): Delete prototype.
4541 (purge_empty_blocks): Declare.
4543 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4545 PR rtl-optimization/42249
4546 * sel-sched.c (try_replace_dest_reg): When chosen register
4547 and original register is the same, do not bail out early, but
4548 still check all original insns for validity of replacing destination
4549 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
4552 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4555 Port from no-undefined-overflow branch:
4556 2009-03-09 Richard Guenther <rguenther@suse.de>
4558 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
4560 2010-01-14 Richard Guenther <rguenther@suse.de>
4563 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
4565 2010-01-14 Ira Rosen <irar@il.ibm.com>
4567 PR tree-optimization/42709
4568 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
4569 as scalar type in creation of constant vector operand.
4571 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4574 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
4575 (check-parallel-%): Match `testsuite' directory component only
4578 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
4580 PR translation/39521
4581 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
4584 2010-01-13 Richard Guenther <rguenther@suse.de>
4586 PR tree-optimization/42730
4587 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
4590 2010-01-13 Steve Ellcey <sje@cup.hp.com>
4593 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
4594 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
4597 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
4599 * config/bfin/libgcc-bfin.ver: Regenerate based on current
4600 libgcc-std.ver. Add entries for ___smulsi3_highpart and
4601 ___umulsi3_highpart.
4603 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
4604 rather than schedule_insns if the pass is enabled.
4606 2010-01-13 Martin Jambor <mjambor@suse.cz>
4608 PR tree-optimization/42704
4609 * tree-sra.c (sra_modify_assign): Do not delete assignments to
4612 2010-01-13 Martin Jambor <mjambor@suse.cz>
4614 PR tree-optimization/42703
4615 * tree-sra.c (analyze_access_subtree): Check that we can build a
4616 reference to the original data within the aggregate.
4618 2010-01-13 Richard Guenther <rguenther@suse.de>
4620 PR tree-optimization/42705
4621 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
4623 2010-01-13 Richard Guenther <rguenther@suse.de>
4626 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
4628 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4631 * var-tracking.c (values_to_unmark): New variable.
4632 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4633 values_to_unmark vector. Moved body to...
4634 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4635 instead queue it into values_to_unmark vector.
4636 (vt_find_locations): Free values_to_unmark vector.
4638 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
4640 * config/s390/s390.c (override_options): Set
4641 default of max-pending-list-length to 256
4643 2010-01-13 Richard Guenther <rguenther@suse.de>
4646 * tree-pass.h (PROP_gimple_lcx): New.
4647 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
4648 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
4649 before the final cleanup_eh.
4650 (dump_properties): Dump PROP_gimple_lcx.
4651 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
4652 (tree_lower_complex_O0): Remove.
4653 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
4654 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
4655 tree_lower_complex, schedule TODO_update_ssa.
4656 * lto-streamer-out.c (output_function): Stream the functions
4658 * lto-streamer-in.c (input_function): Likewise.
4659 (lto_read_body): Do not override them here.
4661 2010-01-12 Joseph Myers <joseph@codesourcery.com>
4664 * c-typeck.c (build_c_cast): Fold value cast to union type before
4665 wrapping it in a CONSTRUCTOR.
4667 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4669 PR rtl-optimization/42699
4670 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
4673 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4675 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4676 SUBTARGET_WARN_UNUSED_SPEC): Move ...
4677 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4678 SUBTARGET_WARN_UNUSED_SPEC): ... here
4679 * config/mips/iris5.h (LIBGCC_SPEC): Define.
4681 2010-01-12 Julian Brown <julian@codesourcery.com>
4683 * config/arm/neon-schedgen.ml (Utils): Don't try to
4684 open missing module.
4685 (find_with_result): New.
4687 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4690 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
4691 sharing when canonicalizing ({lt,ge}u (plus a b) b).
4693 PR tree-optimization/42645
4694 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
4695 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
4696 decl_map, set processing_debug_stmt to -1 and return name without
4699 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
4701 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
4702 binutils version, and reword target configuration description.
4704 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4706 * config/avr/avr.h (LINKER_NAME): Remove.
4708 2010-01-11 Janis Johnson <janis187@us.ibm.com>
4711 * config/rs6000/rs6000.c (rs6000_override_options): On targets
4712 that support VSX, warn for -mno-altivec if vsx is not disabled,
4715 2010-01-11 Joseph Myers <joseph@codesourcery.com>
4716 Shujing Zhao <pearly.zhao@oracle.com>
4718 PR translation/42469
4719 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
4720 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
4721 character between option name and help text.
4722 * c.opt (imultilib): Likewise.
4724 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
4726 * lto-streamer-out.c (output_unreferenced_globals): Output static
4729 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
4731 PR rtl-optimization/42621
4732 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
4733 optimizing for size.
4734 (duplicate_computed_gotos): Remove now-redundant check.
4736 2010-01-10 Steve Ellcey <sje@cup.hp.com>
4739 * configure.ac: Save and restore LDFLAGS and LIBS
4740 * configure: Regenerate.
4742 2010-01-10 Richard Guenther <rguenther@suse.de>
4745 * builtins.c (fold_builtin_strlen): Add type argument and
4746 convert the resulting length to it.
4747 (fold_builtin_1): Adjust.
4749 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4751 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
4752 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
4754 (num_insns_constant_wide): Adjust for that change.
4756 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4759 * web.c (union_defs): Add used argument, to combine uses of
4761 (entry_register): Adjust type and tests of used argument.
4762 (web_main): Widen used for new use. Pass it to union_defs.
4763 * df.h (union_defs): Adjust prototype.
4765 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4768 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
4769 uses in new incoming argument. Free body.
4770 (reset_debug_uses_in_loop): New.
4771 (analyze_insn_to_expand_var): Call the latter if the former found
4772 anything. Fix whitespace. Reject invalid dest overlaps before
4773 going through all insns in the loop.
4775 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4778 * haifa-sched.c (dying_use_p): Debug insns don't count.
4780 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4783 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
4784 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
4785 (verify_gimple_call): Reject LHS in noreturn calls.
4787 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4791 * tree-vect-loop-manip.c (adjust_info): New type.
4792 (adjust_vec): New pointer to vector.
4793 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
4794 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
4795 (slpeel_update_phis_for_duplicate_loop): Use them.
4796 (slpeel_update_phi_nodes_for_guard1): Likewise.
4797 (slpeel_update_phi_nodes_for_guard2): Likewise.
4798 (slpeel_tree_peel_loop_to_edge): Likewise.
4799 (vect_update_ivs_after_vectorizer): Likewise.
4801 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4803 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
4804 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
4806 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4808 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
4809 bogus uninitialized warning.
4811 2010-01-09 Richard Guenther <rguenther@suse.de>
4814 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
4815 the evolution is compatible with the initial condition.
4817 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4819 * gcc.c (process_command): Update copyright notice dates.
4820 * gcov.c (print_version): Likewise.
4821 * gcov-dump.c (print_version): Likewise.
4822 * mips-tfile.c (main): Likewise.
4823 * mips-tdump.c (main): Likewise.
4825 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4828 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
4830 (rotlhi3_8): Delete.
4832 (rotlsi3_8): Delete.
4833 (rotlsi3_16): Delete.
4834 (rotlsi3_24): Delete.
4836 (*rotw<mode>3): New.
4837 (*rotb<mode>3): New.
4838 * config/avr/avr.c (avr_rotate_bytes): New function.
4839 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
4841 2010-01-08 Steve Ellcey <sje@cup.hp.com>
4844 * configure.ac: Modify -rdynamic check.
4845 * configure: Regenerate.
4847 2010-01-08 DJ Delorie <dj@redhat.com>
4849 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
4850 register popping order.
4852 2010-01-08 Richard Guenther <rguenther@suse.de>
4855 * c.opt (fsigned-char): Also let LTO handle this option.
4856 (funsigned-char): Likewise.
4858 2010-01-07 Richard Guenther <rguenther@suse.de>
4860 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
4861 (gimple_op): Likewise.
4862 (gimple_op_ptr): Likewise.
4863 (gimple_assign_set_lhs): Remove gcc_assert.
4864 (gimple_assign_set_rhs1): Likewise.
4865 (gimple_assign_set_rhs2): Likewise.
4866 (gimple_call_set_lhs): Likewise.
4867 (gimple_call_set_fn): Likewise.
4868 (gimple_call_set_fndecl): Likewise.
4869 (gimple_call_fndecl): Likewise.
4870 (gimple_call_return_type): Likewise.
4871 (gimple_call_set_chain): Likewise.
4872 (gimple_call_num_args): Likewise.
4873 (gimple_call_set_arg): Likewise.
4874 (gimple_cond_set_code): Likewise.
4875 (gimple_cond_set_lhs): Likewise.
4876 (gimple_cond_set_rhs): Likewise.
4877 (gimple_cond_set_true_label): Likewise.
4878 (gimple_cond_set_false_label): Likewise.
4879 (gimple_label_set_label): Likewise.
4880 (gimple_goto_set_dest): Likewise.
4881 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
4882 (gimple_debug_bind_get_value): Likewise.
4883 (gimple_debug_bind_get_value_ptr): Likewise.
4884 (gimple_debug_bind_set_var): Likewise.
4885 (gimple_debug_bind_set_value): Likewise.
4886 (gimple_debug_bind_reset_value): Likewise.
4887 (gimple_debug_bind_has_value_p): Likewise.
4888 (gimple_return_retval_ptr): Remove gcc_assert.
4889 (gimple_return_retval): Likewise.
4890 (gimple_return_set_retval): Likewise.
4891 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
4892 (safe_referenced_var_iterator): Remove.
4893 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
4894 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
4895 (fill_referenced_var_vec): Remove.
4896 (first_readonly_imm_use): Remove redundant gcc_assert.
4897 (phi_arg_index_from_use): Combine gcc_asserts.
4898 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
4899 (first_imm_use_stmt): Remove redundant gcc_assert.
4900 * tree-cfg.c (verify_gimple_call): Verify function and chain
4901 operands. Verify arguments.
4902 (verify_types_in_gimple_stmt): Verify condition code and labels.
4904 2010-01-07 Richard Guenther <rguenther@suse.de>
4906 PR tree-optimization/42641
4907 * sese.c (rename_map_elt_info): Use the SSA name version, do
4910 2010-01-07 Jakub Jelinek <jakub@redhat.com>
4912 PR tree-optimization/42625
4913 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
4914 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
4916 2010-01-07 Duncan Sands <baldrick@free.fr>
4918 * Makefile.in (PLUGIN_HEADERS): Add version.h.
4920 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
4923 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
4924 note itself is not function_invariant_p.
4926 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
4928 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
4929 Do not add the DF_NOTE problem.
4930 * store-motion.c (execute_rtl_store_motion): Likewise.
4932 2010-01-07 Martin Jambor <mjambor@suse.cz>
4934 PR tree-optimization/42157
4935 * tree-sra.c (compare_access_positions): Stabilize sort if both
4936 accesses have integer types, return zero immediately if they are the
4939 2010-01-06 Richard Henderson <rth@redhat.com>
4942 * haifa-sched.c (add_to_note_list): Merge into ...
4943 (concat_note_lists): ... here, and ...
4944 (unlink_other_notes, rm_other_notes): Merge into...
4945 (remove_notes): ... here. Create REG_SAVE_NOTEs for
4946 NOTE_INSN_EPILOGUE_BEG.
4948 2010-01-06 Richard Guenther <rguenther@suse.de>
4950 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
4951 not inline regular functions into always-inline functions.
4953 2010-01-06 Nick Clifton <nickc@redhat.com>
4955 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
4956 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
4958 (OVERRIDE_OPTIONS): Delete.
4959 (OPTIMIZATION_OPTIONS): Define.
4960 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
4961 * config/rx/rx.c (rx_handle_option): Issue an error message if
4962 -mcpu=rx200 and -fpu are used together.
4963 (rx_set_optimization_options): New function. Issue an error
4964 message if an optimization attribute attempts to reset the FPU/
4965 math optimization pairing.
4966 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
4967 * config/rx/rx.opt: Set the default to 32-bit doubles.
4968 * config/rx/t-rx: Add multilibs for -nofpu option.
4969 * doc/invoke.texi: Update documentation of RX options.
4971 2010-01-06 Richard Guenther <rguenther@suse.de>
4973 * tree-ssa-pre.c (name_to_id): New global.
4974 (alloc_expression_id): Simplify SSA name handling.
4975 (lookup_expression_id): Likewise.
4976 (init_pre): Zero name_to_id.
4977 (fini_pre): Free it.
4979 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
4981 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
4983 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
4986 * config/i386/sse.md (smaxv2di3): New.
4987 (umaxv2di3): Likewise.
4988 (sminv2di3): Likewise.
4989 (uminv2di3): Likewise.
4991 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
4994 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
4995 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
4996 (legitimize_tls_address): Likewise.
4997 (sparc_tls_referenced_p): Likewise.
4998 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
4999 and adjust calls to legitimize_pic_address.
5000 (legitimate_constant_p) Use sparc_tls_referenced_p.
5001 (legitimate_pic_operand_p): Likewise.
5002 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
5003 (sparc_tls_symbol_ref_1): Delete.
5004 (sparc_tls_referenced_p): Make static, recognize specific patterns.
5005 (legitimize_tls_address): Make static, handle CONST patterns.
5006 (legitimize_pic_address): Make static, remove unused parameter and
5007 adjust recursive calls.
5008 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
5009 and adjust call to legitimize_pic_address.
5010 (sparc_output_mi_thunk): Likewise.
5012 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
5013 H.J. Lu <hongjiu.lu@intel.com>
5016 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
5017 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
5018 operands to make them signed.
5021 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5024 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5025 GTU to GT for V4SI and V2DI.
5027 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5028 (umin<mode>3): Removed.
5030 (uminv4si3): Likewise.
5032 2010-01-05 Martin Jambor <mjambor@suse.cz>
5034 PR tree-optimization/42462
5035 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
5036 current_function_decl to helper functions and macros.
5038 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5041 * flags.h: Don't include real.h.
5042 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
5043 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
5044 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
5045 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
5046 * dominance.c: Update copyright.
5047 * gimple.c (walk_gimple_op): Remove inline.
5048 * tree-ssa-reassoc.c: Include real.h.
5049 * Makefile.in (FLAGS_H): Remove $(REAL_H).
5050 (tree-ssa-reassoc.o): Depend on $(REAL_H).
5052 2010-01-05 Nick Clifton <nickc@redhat.com>
5054 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
5055 register to push into the stack frame when the accumulator has to
5056 be saved during interrupts.
5058 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
5060 * doc/invoke.texi: Remove the documentation about option
5062 * common.opt (Wunreachable-code): Preserved for backward
5064 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
5065 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
5066 the backward compatibility flag section.
5068 2010-01-05 Richard Guenther <rguenther@suse.de>
5070 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
5072 2010-01-05 Jakub Jelinek <jakub@redhat.com>
5075 * cfgexpand.c (expand_one_var): Diagnose too large variables.
5077 PR tree-optimization/42508
5078 * tree-sra.c (convert_callers): Check for recursive call
5079 by comparing cgraph nodes instead of decls.
5080 (modify_function): Call ipa_modify_formal_parameters also
5081 on all same_body aliases.
5083 * cgraphunit.c (cgraph_materialize_all_clones): Compare
5084 cgraph nodes when checking for same_body aliases.
5086 2010-01-05 Richard Guenther <rguenther@suse.de>
5088 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
5089 allocation and lookup.
5090 (get_or_alloc_expr_for_constant): Likewise.
5091 (phi_translate): Sink allocation.
5093 2010-01-04 Richard Guenther <rguenther@suse.de>
5095 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
5096 a new entry only if needed.
5097 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
5098 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
5100 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
5102 (phi_translate): Handle CONSTANTs early.
5104 2010-01-04 Martin Jambor <mjambor@suse.cz>
5106 PR tree-optimization/42398
5107 * tree-sra.c (struct access): Removed flag grp_different_types.
5108 (dump_access): Do not dump the removed flag.
5109 (sort_and_splice_var_accesses): Do not set the removed flag.
5110 (sra_modify_expr): Check for type compatibility directly.
5112 2010-01-04 Martin Jambor <mjambor@suse.cz>
5114 PR tree-optimization/42366
5115 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
5116 edges with variable number of parameters.
5117 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
5118 flag instead of asserting it.
5119 (ipa_read_node_info): Read uses_analysis_done flag.
5121 2010-01-04 Richard Guenther <rguenther@suse.de>
5123 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
5124 iterative_hash_* as intended.
5125 (vn_reference_compute_hash): Likewise. Simplify hashing
5127 (vn_reference_lookup_2): Likewise.
5128 (vn_nary_op_compute_hash): Likewise.
5129 (vn_phi_compute_hash): Likewise.
5130 (expressions_equal_p): Remove strange code.
5131 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
5132 (pre_expr_hash): Likewise. Simplify hashing SSA names.
5133 (bitmap_insert_into_set_1): Take value-id as parameter.
5134 (add_to_value): Pass it.
5135 (bitmap_insert_into_set): Likewise.
5136 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
5138 2010-01-04 Jakub Jelinek <jakub@redhat.com>
5141 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
5142 (do_self_spec): For switches with SWITCH_IGNORE set set also
5143 SWITCH_IGNORE_PERMANENTLY.
5144 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
5147 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
5149 * lto-streamer-out.c (output_unreferenced_globals): Output the full
5150 tree of an unreferenced global var.
5152 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5155 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5156 GTU to GT for V4SI and V2DI.
5158 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5159 (umin<mode>3): Removed.
5161 (uminv4si3): Likewise.
5163 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5166 * collect2.c (main): Turn on trace in collect2 if -v is passed
5169 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
5171 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
5172 description of expression operand.
5174 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
5176 * configure.ac: Add install-html to target_list for Make-hooks.
5177 * configure: Regenerate.
5178 * fortran/Make-lang.in (F95_HTMLFILES): New.
5179 (fortran.html): Use it.
5180 (fortran.install-html): New.
5181 * Makefile.in (install-html): Add lang.install-html.
5182 * java/Make-lang.in (JAVA_HTMLFILES): New.
5183 (java.html): Use it.
5184 (java.install-html): New.
5185 * objc/Make-lang.in (objc.install-html): New.
5186 * objcp/Make-lang.in (obj-c++.install-html): New.
5187 * cp/Make-lang.in (c++.install-html): New.
5188 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
5189 * lto/Make-lang.in (lto.install-html): New.
5191 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5194 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
5196 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
5198 PR rtl-optimization/41862
5199 * store-motion.c (store_killed_in_insn, compute_store_table,
5200 remove_reachable_equiv_notes, replace_store_insn,
5201 build_store_vectors): Ignore all DEBUG_INSNs.
5203 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5206 * common.opt: Add dumpdir.
5208 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
5210 (option_map): Add --dumpdir.
5212 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
5214 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
5216 * opts.c (decode_options): Try dump_dir_name first if
5217 dump_base_name isn't an absolute path.
5218 (common_handle_option): Handle OPT_dumpdir.
5220 * toplev.c (dump_dir_name): New.
5221 (print_switch_values): Also ignore -dumpdir.
5223 * toplev.h (dump_dir_name): New.
5225 2010-01-03 Richard Guenther <rguenther@suse.de>
5227 PR tree-optimization/42589
5228 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
5229 double-word expansion of bswap32.
5231 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
5233 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
5234 with BLOCK_FOR_INSN.
5235 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
5236 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
5237 noce_process_if_block): Likewise.
5238 * gcse.c (compute_local_properties, insert_expr_in_table,
5239 insert_set_in_table, canon_list_insert, find_avail_set,
5240 pre_insert_copy_insn): Likewise.
5242 * basic-block.h (BLOCK_NUM): Move from here...
5243 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
5245 2010-01-03 Richard Guenther <rguenther@suse.de>
5247 PR tree-optimization/42438
5248 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
5249 contains_may_not_return_call flag.
5250 (BB_MAY_NOTRETURN): New.
5251 (valid_in_sets): Trapping nary operations are not valid
5252 in blocks that may not return.
5253 (insert_into_preds_of_block): Remove check for trapping expressions.
5254 (compute_avail): Compute also BB_MAY_NOTRETURN.
5256 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
5258 * doc/invoke.texi: Add 2010 to copyright years.
5260 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
5262 * config/sparc/sparc.c: Fix formatting nits.
5264 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
5265 Alexander Monakov <amonakov@ispras.ru>
5267 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
5269 2010-01-02 Richard Guenther <rguenther@suse.de>
5272 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
5273 (simplify_switch_using_ranges): Mark to be removed edges
5276 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5278 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5280 * collect2.c (scan_libraries): Add missing argument in call to
5283 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
5286 * config/alpha/predicates.md (aligned_memory_operand): Return false
5288 (unaligned_memory_operand): Return true for CQImode.
5289 * config/alpha/alpha.c (get_aligned_mem): Assert that location
5290 doesn not cross aligned SImode word boundary.
5292 2010-01-02 Anatoly Sokolov <aesok@post.ru>
5294 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
5296 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
5297 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
5299 2010-01-02 Richard Guenther <rguenther@suse.de>
5302 * toplev.c (compile_file): Emit LTO marker properly. Change
5304 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
5306 2010-01-01 Richard Guenther <rguenther@suse.de>
5309 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
5311 2010-01-01 Richard Guenther <rguenther@suse.de>
5314 * c-decl.c (grokdeclarator): For zero-size arrays force
5315 structural equality checks as layout_type does.
5317 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5319 * builtins.c: Update copyright to 2010.
5321 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5324 * lto-streamer-out.c (produce_asm): Revert the last change.
5325 (copy_function): Likewise.
5327 * lto-streamer.c (lto_get_section_name): Skip any leading
5330 2010-01-01 Richard Guenther <rguenther@suse.de>
5333 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
5337 Copyright (C) 2010 Free Software Foundation, Inc.
5339 Copying and distribution of this file, with or without modification,
5340 are permitted in any medium without royalty provided the copyright
5341 notice and this notice are preserved.