1 2010-04-08 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/43679
4 * tree-ssa-pre.c (eliminate): Only propagate copies.
6 2010-04-08 Jakub Jelinek <jakub@redhat.com>
9 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
10 set but not used variable warning.
12 2010-04-08 Wei Guozhi <carrot@google.com>
15 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
16 (arm_size_rtx_costs): Call the new function when optimized for size.
18 2010-04-08 Jakub Jelinek <jakub@redhat.com>
21 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
22 op0 is not a MEM, just return NULL instead of assertion
24 (discover_nonconstant_array_refs): Don't walk debug stmts.
26 2010-04-08 Doug Kwan <dougkwan@google.com>
28 * configure.ac: Recognize gold and do not use its version number
30 * configure: Regenerate.
32 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
35 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
36 (negate_value): Move code to push elements to broken_up_substracts ...
37 (eliminate_plus_minus_pair): ... here. Push operands that have no
38 negative pair to plus_negates.
39 (repropagate_negates, init_reassoc, fini_reassoc): Update.
41 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
43 * doc/install.texi (Configuration): Move description of
44 --enable-lto, --with-libelf*, --enable-gold from Java section to
47 * doc/generic.texi (Working with declarations)
48 (Function Properties, C and C++ Trees): Fix typos.
49 * doc/sourcebuild.texi (Top Level): Likewise.
51 2010-04-07 Jakub Jelinek <jakub@redhat.com>
54 * tree.h (DECL_READ_P): Define.
55 (struct tree_decl_common): Add decl_read_flag.
56 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
57 a set but not used warning.
58 (merge_decls): Merge DECL_READ_P flag.
59 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
60 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
61 * c-common.c (handle_used_attribute, handle_unused_attribute):
63 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
65 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
67 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
68 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
69 c_parser_binary_expression, c_parser_cast_expression,
70 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
71 Call default_function_array_read_conversion instead of
72 default_function_array_conversion where needed.
73 (c_parser_unary_expression, c_parser_conditional_expression,
74 c_parser_postfix_expression_after_primary, c_parser_initelt):
75 Likewise. Call mark_exp_read where needed.
76 (c_parser_statement_after_labels, c_parser_asm_operands,
77 c_parser_typeof_specifier, c_parser_sizeof_expression,
78 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
80 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
82 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
83 (warn_unused_but_set_parameter): Default to warn_unused
85 * doc/invoke.texi: Document -Wunused-but-set-variable and
86 -Wunused-but-set-parameter.
88 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
90 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
91 when operandN variables aren't used in the body of the expander
93 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
94 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
95 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
96 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
97 FOR_EACH_IMM_USE_ON_STMT): Likewise.
98 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
99 * tree.c (PROCESS_ARG): Likewise.
101 2010-04-07 Simon Baldwin <simonb@google.com>
103 * diagnostic.h (diagnostic_override_option_index): New macro to
104 set a diagnostic's option_index.
105 * c-tree.h (c_cpp_error): Add warning reason argument.
106 * opts.c (_warning_as_error_callback): New.
107 (register_warning_as_error_callback): Store callback for
108 warnings enabled via enable_warning_as_error.
109 (enable_warning_as_error): Call callback, minor code tidy.
110 * opts.h (register_warning_as_error_callback): Declare.
111 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
112 response to -Werror=.
113 (c_common_init_options): Register warning_as_error_callback in opts.c.
114 * common.opt: Add -Wno-cpp option.
115 * c-common.c (struct reason_option_codes_t): Map cpp warning
116 reason codes to gcc option indexes.
117 * (c_option_controlling_cpp_error): New function, lookup the gcc
118 option index for a cpp warning reason code.
119 * (c_cpp_error): Add warning reason argument, call
120 c_option_controlling_cpp_error for diagnostic_override_option_index.
121 * doc/invoke.texi: Document -Wno-cpp.
123 2010-04-07 Richard Guenther <rguenther@suse.de>
125 * ipa-reference.c (mark_load): Use get_base_address.
126 (mark_store): Likewise.
128 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
129 inserting GIMPLE_NOPs into the IL.
130 * tree-ssa-structalias.c (get_constraint_for_component_ref):
131 Explicitly strip handled components and indirect references.
133 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
134 folding address expressions.
135 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
136 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
137 operand_equal_p to compare decls.
138 (ptr_deref_may_alias_decl_p): Likewise.
139 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
140 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
141 Handle reversed comparison ops.
142 * tree-sra.c (asm_visit_addr): Use get_base_address.
143 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use
145 * ipa-reference.c (mark_address): Use get_base_address.
147 2010-04-07 Richard Guenther <rguenther@suse.de>
149 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
150 Propagate constants everywhere.
152 2010-04-07 Jakub Jelinek <jakub@redhat.com>
155 * tree.c (MAX_INT_CACHED_PREC): Define.
156 (nonstandard_integer_type_cache): New array.
157 (build_nonstandard_integer_type): Cache results for precision
158 <= MAX_INT_CACHED_PREC.
160 2010-04-07 Richard Guenther <rguenther@suse.de>
162 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
163 -fargument-noalias-global, -fargument-noalias-anything): Remove.
164 * common.opt: Likewise.
165 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust
167 * alias.c (base_alias_check): Remove flag_argument_noalias
169 (nonoverlapping_memrefs_p): Likewise.
170 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
171 * opts.c (common_handle_option): Handle OPT_fargument_alias,
172 OPT_fargument_noalias, OPT_fargument_noalias_anything and
173 OPT_fargument_noalias_global for backward compatibility.
175 2010-04-07 Richard Guenther <rguenther@suse.de>
177 PR tree-optimization/43270
178 * tree-vrp.c (check_array_ref): Fix flexible array member
180 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
181 * tree-ssa-pre.c (phi_translate_1): Adjust.
182 (fully_constant_expression): Split out vn_reference handling to ...
183 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
184 Fold reads from constant strings.
185 (vn_reference_lookup): Handle fully constant references.
186 (vn_reference_lookup_pieces): Likewise.
187 * Makefile.in (expmed.o-warn): Add -Wno-error.
189 2010-04-07 Martin Jambor <mjambor@suse.cz>
191 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
193 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
196 * gcc.c: Add -static-libstdc++ to list of recognized options.
198 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
200 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to
203 2010-04-07 Richard Guenther <rguenther@suse.de>
206 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with
207 pointer bases build simple mem attributes to retain
208 points-to information.
210 2010-04-07 Richard Guenther <rguenther@suse.de>
213 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
214 preserve points-to related information.
216 2010-04-07 Richard Guenther <rguenther@suse.de>
219 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
220 discard plain indirect references.
221 * fold-const.c (operand_equal_p): Guard against NULL_TREE
223 * tree.c (tree_nop_conversion): Likewise.
225 2010-04-07 Dodji Seketeli <dodji@redhat.com>
228 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
230 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
232 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
233 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
235 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
237 * tree-if-conv.c: Fix indentation and comments.
239 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
241 * tree-if-conv.c: Sort static functions in topological order.
243 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
245 * tree-if-conv.c: Fix indentation and comments.
247 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
250 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
251 lang_hooks.types.type_for_size instead of build_nonstandard_integer_type.
252 When converting an unsigned type to signed, double its precision.
253 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
254 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
255 (graphite_create_new_loop_guard): When ub + 1 wraps around, use lb <= ub.
257 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
260 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
261 POINTER_PLUS_EXPR for pointer types.
263 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
266 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
267 * graphite-clast-to-gimple.c: Include langhooks.h.
268 (max_signed_precision_type): New.
269 (max_precision_type): Takes two types as arguments.
270 (precision_for_value): New.
271 (precision_for_interval): New.
272 (gcc_type_for_interval): New.
273 (gcc_type_for_value): New.
274 (gcc_type_for_clast_term): New.
275 (gcc_type_for_clast_red): New.
276 (gcc_type_for_clast_bin): New.
277 (gcc_type_for_clast_expr): Split up into several functions.
278 (gcc_type_for_clast_eq): Rewritten.
279 (compute_bounds_for_level): New.
280 (compute_type_for_level_1): New.
281 (compute_type_for_level): New.
282 (gcc_type_for_cloog_iv): Removed.
283 (gcc_type_for_iv_of_clast_loop): Rewritten.
284 (graphite_create_new_loop): Compute the lower and upper bound types
285 with gcc_type_for_clast_expr.
286 (graphite_create_new_loop_guard): Same.
287 (find_cloog_iv_in_expr): Removed.
288 (compute_cloog_iv_types_1): Removed.
289 (compute_cloog_iv_types): Removed.
290 (gloog): Do not call compute_cloog_iv_types.
291 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
293 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
294 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
295 (GBB_CLOOG_IV_TYPES): Removed.
297 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
299 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
300 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
301 (detect_commutative_reduction): Same.
303 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
305 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
306 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
308 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
309 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
310 (rewrite_commutative_reductions_out_of_ssa): Same.
311 * passes.c (execute_function_todo): Call verify_ssa for every pass
312 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
313 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
314 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
315 with an extra argument.
316 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
317 verify_ssa only when the extra argument is true.
318 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
319 with an extra argument.
320 (tree_transform_and_unroll_loop): Same.
322 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
324 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
325 for all the passes of the LNO having LOOP_CLOSED_SSA.
326 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
327 * tree-loop-distribution.c (pass_loop_distribution): Same.
328 * tree-pass.h (TODO_verify_loops): Removed.
329 * tree-ssa-loop.c (pass_tree_loop_init): Same.
331 (pass_tree_unswitch): Same.
332 (pass_predcom): Same.
333 (pass_vectorize): Same.
334 (pass_linear_transform): Same.
335 (pass_graphite_transforms): Same.
336 (pass_iv_canon): Same.
337 (pass_complete_unroll): Same.
338 (pass_complete_unrolli): Same.
339 (pass_parallelize_loops): Same.
340 (pass_loop_prefetch): Same.
341 (pass_iv_optimize): Same.
343 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
346 * passes.c (init_optimization_passes): Move pass_lim before
347 pass_copy_prop and pass_dce_loop.
349 2010-04-06 Jakub Jelinek <jakub@redhat.com>
352 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
353 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
354 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
355 MULTI_* defines for 4 argument vpermil2p* builtins.
357 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
359 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
360 * config/i386/i386.c (x86_maybe_negate_const_int): New.
361 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
362 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
363 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
364 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
365 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
366 Use x86_maybe_negate_const_int to output insn mnemonic.
367 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
368 check from instruction predicate. Update comments.
369 * config/i386/sync.md (sync_add<mode>): Use
370 x86_maybe_negate_const_int to output insn mnemonic.
372 2010-04-06 Jan Hubicka <jh@suse.cz>
374 PR tree-optimization/42906
375 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
376 IGNORE_SELF argument. Set visited_control_parents for fully
378 (find_obviously_necessary_stmts): Update call of
379 mark_control_dependent_edges_necessary.
380 (propagate_necessity): Likewise. Handle PHI edges more curefully.
382 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
384 * config/i386/i386.md: Remove comment about 'e' and 'E'
387 2010-04-06 Richard Guenther <rguenther@suse.de>
389 PR tree-optimization/43627
390 * tree-vrp.c (extract_range_from_unary_expr): Widenings
391 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
394 2010-04-06 Jakub Jelinek <jakub@redhat.com>
396 * BASE-VER: Change to 4.6.0.
399 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
402 2010-04-06 Richard Guenther <rguenther@suse.de>
405 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
407 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
409 * doc/invoke.texi (Optimize Options): Document that LTO
410 won't remove object access purely due to incompatible
413 2010-04-04 Matthias Klose <doko@ubuntu.com>
415 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
418 2010-04-03 Richard Guenther <rguenther@suse.de>
421 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
422 require a non-NULL MEM_OFFSET.
424 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
426 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
427 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
428 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
429 config/alpha/predicates.md, config/arm/arm.md,
430 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
431 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
432 config/darwin9.h, config/darwin.c, config/darwin.h,
433 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
434 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
435 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
436 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
437 config/mips/mips.md, config/mn10300/mn10300.c,
438 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
439 config/rs6000/aix.h, config/rs6000/dfp.md,
440 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
441 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
442 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
443 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
444 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
445 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
446 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
447 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
448 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
449 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
450 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
451 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
452 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
453 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
454 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
455 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
456 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
457 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
458 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
459 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
460 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
461 opt-functions.awk, opth-gen.awk, params.def, passes.c,
462 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
463 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
464 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
465 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
466 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
467 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
468 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
469 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
470 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
471 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
472 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
473 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
474 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
475 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
477 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
480 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
481 * aclocal.m4: Regenerate.
483 2010-04-02 Richard Guenther <rguenther@suse.de>
485 PR tree-optimization/43629
486 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
487 if we have seen a constant value.
489 2010-04-02 Joseph Myers <joseph@codesourcery.com>
491 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for
494 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
497 * arm.c (legitimize_tls_address): Adjust call to
498 gen_tls_load_dot_plus_four.
499 (arm_note_pic_base): New function.
500 (arm_cannot_copy_insn_p): Use it.
501 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
504 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
509 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
511 * Makefile.in ($(out_object_file)): Depend on
512 gt-$(basename $(notdir $(out_file))).h.
514 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
516 * config.gcc (lm32-*-rtems*): Add t-lm32.
518 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
520 * config.gcc: Add lm32-*-rtems*.
521 * config/lm32/rtems.h: New file.
523 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
526 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
528 2010-04-01 Jakub Jelinek <jakub@redhat.com>
530 * dwarf2out.c (output_compilation_unit_header): For
531 -gdwarf-4 use version 4 instead of version 3.
532 (output_line_info): For version 4 and above emit additional
533 maximum ops per insn header field.
534 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
536 * dwarf2out.c (is_c_family, is_java): Remove.
537 (lower_bound_default): New function.
538 (add_bound_info, gen_descr_array_type_die): Use it.
540 2010-04-01 Dodji Seketeli <dodji@redhat.com>
543 * dwarf2out.c (gen_variable_die): Allow debug info for variable
544 re-declaration when it happens in a function.
546 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
548 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
549 (cgraph_remove_function_insertion_hook): Same.
550 (cgraph_call_function_insertion_hooks): Same.
552 2010-04-01 Richard Guenther <rguenther@suse.de>
555 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
556 and TREE_THIS_VOLATILE.
557 (copy_ref_info): Likewise.
558 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
559 * tree.c (build6_stat): Ignore side-effects of all but arg5
560 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
563 2010-04-01 Richard Guenther <rguenther@suse.de>
565 PR tree-optimization/43607
566 * ipa-type-escape.c (check_call): Do not access non-existing
569 2010-04-01 Richard Guenther <rguenther@suse.de>
573 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
574 Jack Howarth <howarth@bromo.med.uc.edu>
576 * tree-profile.c (tree_init_ic_make_global_vars): Make static
579 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
581 * doc/install.texi (Prerequisites): Document libelf usability on
582 IRIX 5/6 and Solaris 2.
583 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
584 Update GNU as, GNU ld requirements.
585 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
586 Document Sun Studio compiler download.
587 Update and simplify as, ld recommendations.
588 (Specific, *-*-solaris2.7): Note obsoletion, removal.
590 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
592 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
593 with_tune_32 to pentium4.
595 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
597 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
599 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
601 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
604 Document GNU as requirement.
605 Update configure requirements.
606 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion,
608 Recomment IRIX 6.5.18+.
609 Document IDF/IDL requirement.
610 Document GNU as requirement.
611 Document GNU ld bootstrap failure.
612 Remove freeware.sgi.com reference.
614 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
616 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
617 UNIX V4.0, V5.0 obsoletion, removal.
618 Remove --with-gc=simple reference.
619 Update VM requirements during bootstrap.
620 Remove -oldas bootstrap description.
621 Update binutils reference.
622 Remove comparison failure note.
624 2010-03-31 Richard Guenther <rguenther@suse.de>
625 Zdenek Dvorak <ook@ucw.cz>
626 Sebastian Pop <sebastian.pop@amd.com>
629 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
630 with multiple arguments.
631 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
633 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
635 * graphite-dependences.c (print_pddr): Call print_pdr with an
637 * graphite-poly.c (debug_pdr): Add an extra argument for the
640 (print_pbb_domain): Same.
642 (print_scop_context): Same.
645 (debug_pbb_domain): Same.
649 (debug_scop_context): Same.
652 (print_scop_params): Same.
653 (debug_scop_params): Same.
654 (print_iteration_domain): Same.
655 (print_iteration_domains): Same.
656 (debug_iteration_domain): Same.
657 (debug_iteration_domains): Same.
658 (print_scattering_function): Same.
659 (print_scattering_functions): Same.
660 (debug_scattering_function): Same.
661 (debug_scattering_functions): Same.
662 * graphite-poly.h (debug_pdr): Update declaration.
664 (print_pbb_domain): Same.
666 (print_scop_context): Same.
669 (debug_pbb_domain): Same.
673 (debug_scop_context): Same.
676 (print_scop_params): Same.
677 (debug_scop_params): Same.
678 (print_iteration_domain): Same.
679 (print_iteration_domains): Same.
680 (debug_iteration_domain): Same.
681 (debug_iteration_domains): Same.
682 (print_scattering_function): Same.
683 (print_scattering_functions): Same.
684 (debug_scattering_function): Same.
685 (debug_scattering_functions): Same.
687 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
689 * graphite-poly.c (print_scattering_function_1): New.
690 (print_scattering_function): Call it.
691 (print_scop_params): Remove spaces at the end of lines.
694 * graphite-poly.h (print_cloog): Declared.
695 (debug_cloog): Declared.
697 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
699 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
701 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
702 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
703 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
704 to switch between adding the IV bump in loop->latch or in loop->header.
706 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
708 * graphite-poly.c (print_scattering_function): Pretty print following
711 (print_pbb_domain): Same.
712 (dump_gbb_cases): Same.
713 (dump_gbb_conditions): Same.
716 (print_scop_params): Same.
717 (print_scop_context): Same.
719 (print_pbb_body): New.
720 (lst_indent_to): New.
721 (print_lst): Start new lines with a #.
722 * graphite-poly.h (pbb_bb): New.
723 (pbb_index): Use pbb_bb.
724 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
726 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
728 2010-03-31 Jakub Jelinek <jakub@redhat.com>
730 * dwarf2out.c (size_of_die): For -gdwarf-4 use
731 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
732 and 0 instead of 1 for dw_val_class_flag.
733 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
734 dw_val_class_range_list, dw_val_class_loc_list,
735 dw_val_class_lineptr and dw_val_class_macptr, use
736 DW_FORM_flag_present for dw_val_class_flag and
737 DW_FORM_exprloc for dw_val_class_loc.
738 (output_die): For -gdwarf-4 print dw_val_class_loc
739 size as uleb128 instead of 1 or 2 bytes and don't print
740 anything for dw_val_class_flag.
742 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
743 instead of cselib_lookup following by tweaking locs->setting_insn.
746 * cselib.c (cselib_process_insn): Clear cselib_current_insn
747 even before returning from label, setjmp call or volatile asm
750 2010-03-31 Richard Guenther <rguenther@suse.de>
753 * cgraphunit.c (cgraph_output_in_order): Do not allocate
754 temporary data on stack.
756 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
758 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
759 (PUSHSECTION_ASM_OP): Remove.
760 (POPSECTION_ASM_OP): Remove.
761 (PUSHSECTION_FORMAT): Remove.
762 * config/sol2.h (PUSHSECTION_FORMAT): Define.
763 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
764 * config/sol2.c (solaris_output_init_fini): Use it.
766 2010-03-31 Jie Zhang <jie@codesourcery.com>
769 * opt-functions.awk (var_type_struct): Use signed char type
770 for simple variables.
772 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
774 * config/sol2.c: Include output.h.
775 (solaris_assemble_visibility): New function.
776 * config/t-sol2 (sol2.o): Add output.h dependency.
777 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
778 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
781 2010-03-31 Jakub Jelinek <jakub@redhat.com>
784 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
785 V2SImode or XFmode on PRE_DEC.
788 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
791 2010-03-31 Jie Zhang <jie@codesourcery.com>
794 * reload.h (caller_save_initialized_p): Declare.
795 * toplev.c (backend_init_target): Don't call
796 init_caller_save but set caller_save_initialized_p to false.
797 * caller-save.c (caller_save_initialized_p): Define.
798 (init_caller_save): Check caller_save_initialized_p.
799 * ira.c (ira): Call init_caller_save if flag_caller_saves.
801 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
804 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
805 and soft-fp/t-softfp to tmake_file.
806 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
807 (LIBGCC2_TF_CEXT): Define.
810 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
813 * cselib.c (n_useless_values): Document handling of debug locs.
814 (n_useless_debug_values, n_debug_values): New variables.
815 (new_elt_loc_list): Don't add to debug values, keep count.
816 (promote_debug_loc): New.
817 (cselib_reset_table): Zero new variables.
818 (entry_and_rtx_equal_p): Promote debug locs.
819 (discard_useless_locs): Increment n_useless_debug_values for
821 (remove_useless_values): Adjust n_useless_values and n_debug_values
822 with n_useless_debug_values.
823 (add_mem_for_addr): Promote debug locs.
824 (cselib_lookup_mem): Likewise.
825 (cselib_lookup_addr): Renamed to...
826 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
827 (cselib_log_lookup): ... this. Turn into...
828 (cselib_lookup_addr): ... new wrapper.
829 (cselib_lookup_from_insn): New.
830 (cselib_invalidate_regno): Increment n_useless_debug_values for
832 (cselib_invalidate_mem): Likewise.
833 (cselib_process_insn): Take n_deleted and n_debug_values into
834 account to guard remove_useless_value call.
835 (cselib_finish): Zero n_useless_debug_values.
836 * cselib.h (cselib_lookup_from_insn): Declare.
837 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
838 (sched_analyze_2): Likewise.
840 2010-03-30 Jakub Jelinek <jakub@redhat.com>
842 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
844 (adjust_mems): Replace narrowing SUBREG of expression containing
845 just PLUS, MINUS, MULT and ASHIFT of registers and constants
846 with operations in the narrower mode.
849 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
850 regs_invalidated_by_call instead all call_used_reg_set registers.
852 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
855 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
856 pointer comparisons with types_compatible_p.
857 * tree-vect-stmts.c (vectorizable_call): Same.
858 (vectorizable_condition): Same.
860 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
862 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
863 stack check if the mask would be zero.
865 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
866 Jack Howarth <howarth@bromo.med.uc.edu>
868 * tree-profile.c (tree_init_ic_make_global_vars): Make static
871 2010-03-30 Joseph Myers <joseph@codesourcery.com>
874 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
876 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
877 Include ___unordxf2 and ___unordtf2.
878 * config/i386/libgcc-glibc.ver: Do not define inheritance from
881 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
883 * config/lm32/t-lm32: New file.
884 * config.gcc: Use the above file when targetting lm32.
886 2010-03-28 Duncan Sands <baldrick@free.fr>
888 * Makefile.in (PLUGIN_HEADERS): Add except.h.
890 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
893 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
894 Improve vectorization cost model diagnostic.
896 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
899 * tree-vect-data-refs.c (vect_analyze_data_refs): When
900 compute_data_dependences_for_loop returns false, early exit
901 and output an extra diagnostic for the failed data reference
904 2010-03-29 Richard Guenther <rguenther@suse.de>
906 PR tree-optimization/43560
907 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
908 (can_sm_ref_p): Treat stores to readonly locations as trapping.
910 2010-03-29 Jie Zhang <jie@codesourcery.com>
913 * toplev.c (process_options): Set optimization_default_node
914 and optimization_current_node.
915 * opts.c (decode_options): Don't set optimization_default_node
916 and optimization_current_node.
918 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
920 * config/rtems.h: Abandon -qrtems_debug.
922 2010-03-28 Jan Hubicka <jh@suse.cz>
924 PR tree-optimization/43505
925 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
926 map should not be copied.
928 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
931 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
932 cdtors, set DECL_PRESERVE_P.
933 * ipa.c (cgraph_externally_visible_p): Return true if declaration
936 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
938 PR tree-optimization/43528
939 * stor-layout.c (place_field): Check that constant fits into
940 unsigned HWI when skipping calculation of MS bitfield layout.
942 2010-03-27 Jan Hubicka <jh@suse.cz>
945 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
946 notice_global_symbol work.
948 2010-03-27 Jakub Jelinek <jakub@redhat.com>
950 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
951 instead of dwarf2out_decl.
952 (struct var_loc_node): Remove section_label field.
953 (dwarf2out_function_decl): New function.
954 (dwarf2out_var_location): Don't set section_label field.
955 (dwarf2out_begin_function): Don't empty decl_loc_table here.
957 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
959 PR tree-optimization/43544
960 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
961 First argument for builtin vectorized function hook is now a
962 tree to be able to distinguish between machine specific and
964 * targhooks.c (default_builtin_vectorized_function): Ditto.
965 * targhooks.h (default_builtin_vectorized_function): Ditto.
966 * target.h (struct gcc_target): Ditto.
967 * tree-vect-stmts.c (vectorizable_function): Ditto.
968 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
969 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
972 2010-03-26 Joseph Myers <joseph@codesourcery.com>
975 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
976 nested binding iff it is a FUNCTION_DECL.
977 (store_parm_decls_newstyle): Pass nested=true to bind for
978 FUNCTION_DECLs amongst parameters.
980 2010-03-26 Jakub Jelinek <jakub@redhat.com>
982 * var-tracking.c (vt_expand_loc_callback): Don't run
983 cselib_expand_value_rtx_cb in dummy mode if
984 cselib_dummy_expand_value_rtx_cb returned false.
986 * var-tracking.c (emit_note_insn_var_location): For one part
987 notes with offset 0, don't add EXPR_LIST around the location.
988 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
989 add_location_or_const_value_attribute): Adjust for that change.
992 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
993 into first operand and location into second.
994 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
995 dw_cfi_oprnd_loc for DW_CFA_expression.
996 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
997 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
998 assume first argument is regnum and second argument is location.
1000 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1003 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1004 of scratch register to DImode. Split to DImode comparison operator.
1005 Use SImode subreg of scratch register in the multiplication.
1006 (*cmp_sadd_sidi): Ditto.
1007 (*cmp_ssub_si): Ditto.
1008 (*cmp_ssub_sidi): Ditto.
1010 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1013 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
1014 Remove invalid assert and wrong comment.
1016 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1019 * flags.h (final_insns_dump_p): New extern.
1020 * final.c (final_insns_dump_p): New variable.
1021 (rest_of_clean_state): Set it before -fdump-final-insns=
1022 dumping, clear afterwards.
1023 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
1024 MEM_ALIAS_SET on MEMs.
1026 2010-03-26 David S. Miller <davem@davemloft.net>
1028 * configure.ac: Fix sparc GOTDATA_OP bug check.
1029 * configure: Rebuild.
1031 2010-03-26 Alan Modra <amodra@gmail.com>
1033 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
1035 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1037 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
1038 TLS_SECTION_ASM_FLAG.
1040 2010-03-25 Jakub Jelinek <jakub@redhat.com>
1043 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
1044 Clear first_function_block_is_cold.
1047 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
1048 argument if the argument is truth_value_p.
1050 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1052 * config/rs6000/constraints.md: Update copyright year for my changes.
1055 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
1056 used in reg+reg addressing, swap registers.
1058 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1061 * target.h (struct gcc_target): Add code_end hook.
1062 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
1064 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
1065 * toplev.c (compile_file): Call targetm.asm_out.code_end
1066 hook before unwind info/debug info output.
1067 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
1068 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
1069 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1070 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
1071 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1072 * config/i386/i386.c (ix86_file_end): Renamed to...
1073 (ix86_code_end): ... this. Make static. Don't call
1074 file_end_indicate_exec_stack. Emit unwind info using
1075 final_start_function/final_end_function.
1076 (darwin_x86_file_end): Remove.
1077 (TARGET_ASM_CODE_END): Define.
1078 * config/i386/i386.h (TARGET_ASM_FILE_END,
1079 NEED_INDICATE_EXEC_STACK): Don't define.
1080 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
1081 (TARGET_ASM_FILE_END): Define to darwin_file_end.
1082 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
1083 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
1086 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
1087 at the beginning and final_end_function at the end.
1088 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1090 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1092 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
1093 and Sun as TLS syntax.
1094 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
1095 * configure: Regenerate.
1096 * config.in: Regenerate.
1097 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
1098 (default_elf_asm_named_section): Use it.
1099 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
1100 (i386_output_dwarf_dtprel): Likewise.
1101 (output_addr_const_extra): Likewise.
1102 (output_pic_addr_const): Lowercase @GOTTPOFF.
1103 (output_addr_const_extra): Likewise.
1104 (output_pic_addr_const): Lowercase @GOTNTPOFF.
1105 (output_addr_const_extra): Likewise.
1106 (output_pic_addr_const): Lowercase @INDNTPOFF.
1107 (output_addr_const_extra): Likewise.
1108 (output_pic_addr_const): Lowercase @NTPOFF.
1109 (output_addr_const_extra): Likewise.
1110 (output_pic_addr_const): Lowercase @TPOFF.
1111 (output_addr_const_extra): Likewise.
1112 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
1113 (*tls_global_dynamic_64): Likewise.
1114 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
1115 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
1117 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
1118 (ASM_OUTPUT_TLS_COMMON): Use it.
1119 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
1122 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
1123 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
1124 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
1125 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1126 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1127 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
1129 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1131 * config/i386/i386.c (override_options): Don't accept
1132 -mtls-dialect=sun any longer.
1133 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
1134 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
1135 (*tls_local_dynamic_base_32_sun): Likewise.
1136 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1138 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1141 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1142 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
1145 * ira.c (adjust_cleared_regs): New function.
1146 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
1150 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
1152 * expr.c (expand_expr_real): Restore previous
1153 curr_insn_source_location and curr_insn_block after
1154 expand_expr_real_1 call.
1155 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
1156 instead of expand_expr_real_1.
1158 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
1160 PR rtl-optimization/43413
1161 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
1164 2010-03-22 James E. Wilson <wilson@codesourcery.com>
1167 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
1168 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
1170 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
1172 * config/i386/i386.c (ix86_target_string): Add -mfma.
1173 Fix a typo in comment.
1175 2010-03-22 Mike Stump <mikestump@comcast.net>
1178 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
1179 Don't overly align based upon packed packed fields.
1181 2010-03-22 Jason Merrill <jason@redhat.com>
1183 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
1184 Use () rather than [], and move before the element type.
1186 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1188 * doc/configfiles.texi (Configuration Files): Removed
1189 fixinc/Makefile*, intl/Makefile.*.
1190 * doc/makefile.texi: Fixed markup. Abstract from version
1191 control system used.
1192 (Makefile): Removed obsolete gcc/java/parse.y example.
1193 * doc/sourcebuild.texi: Likewise.
1194 (Top Level): Added config, gnattools, libdecnumber, libgcc,
1195 libgomp, libssp. Removed fastjar.
1196 (Miscellaneous Docs): Clarify location.
1197 Added COPYING3, COPYING3.LIB.
1198 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
1200 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1203 * config/i386/i386.c (x86_function_profiler)
1204 [!NO_PROFILE_COUNTERS]: Fix typo.
1205 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
1208 2010-03-22 Janis Johnson <janis187@us.ibm.com>
1209 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1211 * doc/sourcebuild.texi (Test Directives): Split into six
1212 subsections, with most of the current text in new subsections
1213 Directives, Selectors, and Final Actions.
1214 (Directives): Split list of test directives into multiple
1216 (Selectors): Describe use and syntax of selectors.
1217 (Effective-Target Keywords): Describe all existing keywords.
1218 (Add Options): Describe features for dg-add-options.
1219 (Require Support): Describe variants of dg-require-support.
1220 (Final Actions): Describe commands to use in dg-final.
1222 2010-03-22 Michael Matz <matz@suse.de>
1225 * recog.c (validate_replace_rtx_group): Replace also in
1226 REG_EQUAL and REG_EQUIV notes.
1228 2010-03-22 Richard Guenther <rguenther@suse.de>
1230 PR tree-optimization/43390
1231 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
1232 sure vector extracts are type correct.
1234 2010-03-22 Richard Guenther <rguenther@suse.de>
1237 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
1238 x * sqrt (x) even when optimizing for size if the target
1239 has native support for sqrt.
1241 2010-03-22 Jakub Jelinek <jakub@redhat.com>
1243 * varasm.c (make_decl_rtl_for_debug): Also clear
1244 flag_mudflap for the duration of make_decl_rtl call.
1247 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
1248 locs from preserved VALUEs.
1250 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1253 * pa.md (movmemsi): Set align to one if zero.
1254 (movmemdi): Likewise.
1256 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
1259 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
1260 with their corresponding prologue pushes.
1262 2010-03-20 Andrew Pinski <pinskia@gmail.com>
1265 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
1266 at the begining or end.
1267 (spu_expand_epilogue): Likewise.
1269 2010-03-20 Richard Guenther <rguenther@suse.de>
1271 PR rtl-optimization/43438
1272 * combine.c (make_extraction): Properly zero-/sign-extend an
1273 extraction of the low part of a CONST_INT. Also handle
1276 2010-03-19 Mike Stump <mikestump@comcast.net>
1278 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
1279 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
1280 (override_options): Use SUBTARGET32_DEFAULT_CPU.
1282 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1285 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
1288 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
1290 PR rtl-optimization/42258
1291 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
1292 use that may match DEF.
1295 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
1296 the cost of loading the constant rather than assuming
1298 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
1299 outer code is AND, do the same tests as the andsi3 expander and
1300 return COSTS_N_INSNS (1) if and is cheap.
1302 * optabs.c (avoid_expensive_constant): Fix formatting.
1304 2010-03-19 Michael Matz <matz@suse.de>
1307 * attribs.c (decl_attributes): When rebuilding a function pointer
1308 type use the same qualifiers as the original pointer type.
1310 2010-03-19 Martin Jambor <mjambor@suse.cz>
1312 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
1313 and is_gimple_ip_invariant_address.
1315 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1318 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1320 * config/arm/arm.c (arm_override_options): Turn off
1321 flag_dwarf2_cfi_asm for AAPCS variants.
1323 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1326 * config/arm/arm.c (emit_multi_reg_push): Update comments.
1327 Use PRE_MODIFY instead of PRE_DEC.
1328 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
1329 (vfp_emit_fstmd): Likewise.
1331 2010-03-19 Michael Matz <matz@suse.de>
1334 * builtins.c (expand_builtin_interclass_mathfn,
1335 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
1338 2010-03-19 Richard Guenther <rguenther@suse.de>
1340 PR tree-optimization/43415
1341 * tree-ssa-pre.c (phi_translate): Split out worker to ...
1342 (phi_translate_1): ... this.
1343 (phi_translate): Move all caching here. Cache all NARY
1344 and REFERENCE translations.
1346 2010-03-19 David S. Miller <davem@davemloft.net>
1348 With help from Eric Botcazou.
1349 * config/sparc/sparc.c: Include dwarf2out.h.
1350 (emit_pic_helper): Delete.
1351 (pic_helper_symbol_name): Delete.
1352 (pic_helper_emitted_p): Delete.
1353 (pic_helper_needed): New.
1354 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
1355 (get_pc_thunk_name): New.
1356 (load_pic_register): Remove 'delay_pic_helper' arg. Use
1357 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
1358 Set pic_helper_needed to true. Don't call emit_pic_helper.
1359 (sparc_expand_prologue): Update load_pic_register call.
1360 (sparc_output_mi_thunk): Likewise.
1361 (sparc_file_end): Emit a hidden comdat symbol for the PIC
1362 thunk if possible. Output CFI information as needed.
1364 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1365 Jack Howarth <howarth@bromo.med.uc.edu>
1368 * config/i386/i386.h: Fix ABI on darwin x86-32.
1370 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
1372 * tree.h: Declare make_decl_rtl_for_debug.
1373 * varasm.c (make_decl_rtl_for_debug): New.
1374 * dwarf2out.c (rtl_for_decl_location): Call it.
1375 * cfgexpand.c (expand_debug_expr): Call it.
1377 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1380 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
1384 * var-tracking.c (vt_init_cfa_base): Do nothing if
1385 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
1387 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
1390 * var-tracking.c (canonicalize_vars_star): New.
1391 (dataflow_post_merge_adjust): Use it.
1393 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1396 * var-tracking.c (non_suitable_const): New function.
1397 (add_uses): For DEBUG_INSNs with constants, don't record any
1398 value, instead just the constant value itself.
1399 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
1400 is not VAR_LOC_UNKNOWN_P, set var to the constant.
1401 (emit_notes_in_bb): Likewise.
1402 (emit_note_insn_var_location): For onepart variables if
1403 cur_loc is a VOIDmode constant, use DECL_MODE.
1405 2010-03-18 Martin Jambor <mjambor@suse.cz>
1408 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
1409 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
1410 all non-clones. Moved call redirection...
1411 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
1412 (cgraph_materialize_all_clones): Dispose of all
1413 combined_args_to_skip bitmaps.
1414 (verify_cgraph_node): Do not check for edges pointing to wrong
1415 nodes in inline clones.
1416 * tree-inline.c (copy_bb): Call
1417 cgraph_redirect_edge_call_stmt_to_callee.
1418 * ipa.c (cgraph_remove_unreachable_nodes): Call
1419 cgraph_node_remove_callees even when there are used clones.
1421 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1423 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
1425 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1428 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
1431 2010-03-18 Michael Matz <matz@suse.de>
1434 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
1435 into sqrt(x) if we need to preserve signed zeros.
1437 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
1438 Eric Botcazou <ebotcazou@adacore.com>
1440 PR rtl-optimization/43360
1441 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
1442 note if we don't know its invariant status.
1444 2010-03-18 Michael Matz <matz@suse.de>
1446 PR tree-optimization/43402
1447 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
1448 PHI chains of ssa names registered for update.
1450 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
1453 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
1454 non-offsettable and pre_modify update addressing.
1455 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
1456 and "2" alternatives "#".
1457 (*movdd_softfloat32): Make all alternatives "#";
1458 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
1459 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
1460 (*movdf_softfloat32): Make all alternatives "#";
1461 (movdi): Use the new DIFD mode iterator to create a common splitter
1462 for movdi, movdf and movdd patterns.
1464 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
1466 * common.opt (dumpdir): Remove redundant tab.
1468 2010-03-17 Martin Jambor <mjambor@suse.cz>
1470 PR tree-optimization/43347
1471 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
1472 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
1474 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
1476 PR rtl-optimization/42216
1477 * regrename.c (create_new_chain): New function, broken out from...
1478 (scan_rtx_reg): ... here. Call it. Handle the case where we are
1479 appending a use to an empty chain.
1480 (build_def_use): Remove previous changes that convert OP_INOUT to
1481 OP_OUT operands; instead detect the case where an OP_INOUT operand
1482 uses a previously untracked register and create an empty chain for it.
1484 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1486 * doc/extend.texi (Function Attributes): Rewrite unfinished
1487 sentence in ms_abi documentation.
1489 2010-03-17 Alan Modra <amodra@gmail.com>
1491 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
1492 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
1493 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
1494 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
1496 2010-03-16 Richard Henderson <rth@redhat.com>
1499 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
1500 (lower_try_finally): Save and restore eh_seq around the expansion
1503 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1505 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
1506 statements before splitting block.
1508 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1510 * doc/sourcebuild.texi (Testsuites): Fix markup.
1511 Use pathnames relative to gcc/testsuite.
1512 (Test Directives): Move description of how timeout is determined.
1513 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
1514 (C Tests): Correct gcc.misc-tests directory.
1515 Framework tests now live in gcc.test-framework.
1517 2010-03-16 Richard Guenther <rguenther@suse.de>
1520 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
1521 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
1523 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1524 Alexandre Oliva <aoliva@redhat.com>
1526 PR tree-optimization/42917
1527 * lambda-code.c (remove_iv): Skip debug statements.
1528 (lambda_loopnest_to_gcc_loopnest): Likewise.
1529 (not_interesting_stmt): Debug statements are not interesting.
1531 2010-03-16 Jakub Jelinek <jakub@redhat.com>
1535 * cselib.c (cselib_preserve_constants,
1536 cfa_base_preserved_val): New static variables.
1537 (preserve_only_constants): New function.
1538 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
1539 clear its REG_VALUES. If cselib_preserve_constants, don't
1540 empty the whole hash table, but preserve there VALUEs with constants,
1541 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
1542 (cselib_preserve_cfa_base_value): New function.
1543 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
1544 (cselib_init): Change argument to int bitfield. Set
1545 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
1547 (cselib_finish): Clear cselib_preserve_constants and
1548 cfa_base_preserved_val.
1549 * cselib.h (enum cselib_record_what): New enum.
1550 (cselib_init): Change argument to int.
1551 (cselib_preserve_cfa_base_value): New prototype.
1552 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
1553 * dse.c (dse_step1): Likewise.
1554 * cfgcleanup.c (thread_jump): Likewise.
1555 * sched-deps.c (sched_analyze): Likewise.
1556 * gcse.c (local_cprop_pass): Likewise.
1557 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
1558 If FN is non-NULL, call the callback always and whenever it returns
1559 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
1560 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
1561 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
1562 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
1563 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
1564 * var-tracking.c: Include recog.h.
1565 (bb_stack_adjust_offset): Remove.
1566 (vt_stack_adjustments): Don't call it, instead just gather the
1567 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
1568 (adjust_stack_reference): Remove.
1569 (compute_cfa_pointer): New function.
1570 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
1571 (struct adjust_mem_data): New type.
1572 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
1574 (get_address_mode): New function.
1575 (replace_expr_with_values): Use it.
1576 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
1577 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
1578 (adjust_sets): Remove.
1579 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
1580 Use get_address_mode.
1581 (get_adjusted_src): Remove.
1582 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
1583 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
1584 (add_with_sets): Don't call adjust_sets.
1585 (fp_setter, vt_init_cfa_base): New functions.
1586 (vt_initialize): Change return type to bool. Move most of pool etc.
1587 initialization to the beginning of the function from end. Pass
1588 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
1589 If !frame_pointer_needed, call vt_stack_adjustment before mos
1590 vector is filled, call vt_init_cfa_base if argp/framep has been
1591 eliminated to sp. If frame_pointer_needed and argp/framep has
1592 been eliminated to hard frame pointer, set
1593 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1594 encountering fp setter in the prologue. For MO_ADJUST, call
1595 log_op_type before pusing the op into mos vector, not afterwards.
1596 Call adjust_insn before cselib_process_insn/add_with_sets,
1597 call cancel_changes (0) afterwards.
1598 (variable_tracking_main_1): Adjust for vt_initialize calling
1599 vt_stack_adjustments and returning whether it succeeded or not.
1601 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1603 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1606 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1608 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1610 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
1611 drap_reg has not been set.
1613 2010-03-15 Michael Matz <matz@suse.de>
1616 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
1617 use it to expand block copies.
1618 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1619 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
1620 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
1622 2010-03-15 Richard Guenther <rguenther@suse.de>
1624 PR tree-optimization/43367
1625 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
1628 2010-03-15 Richard Guenther <rguenther@suse.de>
1630 PR tree-optimization/43317
1631 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
1633 2010-03-15 Martin Jambor <mjambor@suse.cz>
1635 PR tree-optimization/43141
1636 * tree-sra.c (create_abstract_origin): New function.
1637 (modify_function): Call create_abstract_origin.
1639 2010-03-15 Chris Demetriou <cgd@google.com>
1641 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
1644 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1647 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1648 call insert_out_of_ssa_copy for default definitions.
1650 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1652 * graphite-clast-to-gimple.c (my_long_long): Defined.
1653 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1654 * graphite-sese-to-poly.c (my_long_long): Defined.
1655 (scop_ivs_can_be_represented): Use it.
1657 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1659 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1660 graphite-max-bbs-per-function, and loop-block-tile-size.
1661 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1663 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1665 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1667 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1668 forward declaration.
1669 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1670 (add_upper_bounds_from_estimated_nit): New.
1671 (build_loop_iteration_domains): Use it.
1673 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1675 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1677 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1680 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1681 should be an INTEGER_CST. Also handle CASE_CONVERT.
1683 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1685 * graphite.c (graphite_initialize): To bound the number of bbs per
1686 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
1687 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
1688 * doc/invoke.texi: Document it.
1690 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1692 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
1693 * graphite-sese-to-poly.h (build_poly_scop): Same.
1695 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1697 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
1698 the number of parameters in the scop. Use as an upper bound
1699 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
1700 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
1701 * doc/invoke.texi: Document it.
1703 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
1705 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
1706 * doc/c-tree.texi: Remove.
1707 * doc/generic.texi: Merge c-tree.texi here.
1708 * doc/gccint.texi (Trees): Remove menu entry.
1709 (c-tree.texi): Remove @include.
1710 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
1711 * doc/languages.texi (Reading RTL): Ditto.
1713 2010-03-12 Steve Ellcey <sje@cup.hp.com>
1716 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
1718 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1721 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
1722 code added to work around reload clobbering CONST insns.
1724 2010-03-12 Jakub Jelinek <jakub@redhat.com>
1726 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
1727 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
1728 (cselib_preserve_only_values): Remove retain argument, don't
1729 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
1730 * cselib.h (cselib_preserve_only_values): Remove retain argument.
1731 * var-tracking.c (micro_operation): Move insn field before union.
1732 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
1733 (struct variable_tracking_info_def): Remove n_mos field, change
1734 mos into a vector of micro_operations.
1735 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
1736 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
1737 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
1738 changing into a vector.
1739 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
1740 come before all other uops generated by add_stores.
1741 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
1743 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
1744 a vector. Run just one pass over the bbs instead of separate counting
1745 and computation phase.
1746 (vt_finalize): Free VTI (bb)->mos vector instead of array.
1749 * tree-inline.c (remap_decls): Put old_var rather than origin_var
1750 into *nonlocalized_list vector.
1751 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
1752 even if origin is non-NULL.
1753 (gen_variable_die): Likewise.
1754 (process_scope_var): Don't change origin.
1755 (gen_decl_die): Likewise.
1756 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
1757 before adding new edges instead of after it, fix moving over
1760 2010-03-11 David S. Miller <davem@davemloft.net>
1762 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
1764 * configure: Rebuild.
1766 2010-03-11 Martin Jambor <mjambor@suse.cz>
1768 PR tree-optimization/43257
1769 * tree.c (assign_assembler_name_if_neeeded): New function.
1770 (free_lang_data_in_cgraph): Assembler name assignment moved to the
1772 * tree.h (assign_assembler_name_if_neeeded): Declare.
1773 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
1774 the function if needed.
1776 2010-03-11 Chris Demetriou <cgd@google.com>
1778 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
1779 include/stdint-gcc.h, and include/stdint.h world-readable.
1781 2010-03-11 Richard Guenther <rguenther@suse.de>
1783 PR tree-optimization/43255
1784 * tree-vrp.c (process_assert_insertions_for): Do not insert
1785 asserts for trivial conditions.
1787 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1789 PR tree-optimization/43280
1790 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
1791 generation. Move calculation of size out of the if branch.
1792 (find_bswap): Modify compare number generation.
1794 2010-03-11 Richard Guenther <rguenther@suse.de>
1797 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
1798 (input_gimple_stmt): Fixup handled component types during
1799 operand read. Also fix up decls in ADDR_EXPRs.
1801 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
1803 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
1804 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
1806 2010-03-10 Jan Hubicka <jh@suse.cz>
1809 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
1810 * varasm.c (get_variable_section): Don't do that here...
1811 (make_decl_rtl): ... and here.
1812 (do_assemble_alias): Produce decl RTL.
1813 (assemble_alias): Likewise.
1815 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1818 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
1819 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
1821 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
1822 (based_loc_descr): Only express drap or vdrap regno based expressions
1823 using DW_OP_fbreg when not optimizing.
1824 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
1825 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
1826 REG_CFA_SET_VDRAP note.
1828 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
1830 PR tree-optimization/43236
1831 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
1832 error in calculation of base address in reverse iteration case.
1833 (generate_builtin): Take number of latch executions if the statement
1836 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
1839 * tree-eh.c: Include pointer-set.h.
1840 (lower_eh_dispatch): Filter out duplicate case labels and
1841 remove the unneeded edge when the label is unused. Return
1842 true when some edges are removed.
1843 (execute_lower_eh_dispatch): When any lowering resulted in
1844 removing an edge, also delete unreachable blocks.
1846 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1849 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1850 UNSPEC_MACHOPIC_OFFSET.
1852 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
1855 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1856 (m68k_delegitimize_address): New function.
1858 2010-03-09 Jakub Jelinek <jakub@redhat.com>
1861 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
1864 * var-tracking.c (adjust_sets): New function.
1865 (count_with_sets, add_with_sets): Use it.
1866 (get_adjusted_src): New inline function.
1867 (add_stores): Use it.
1870 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
1871 call cselib_dummy_expand_value_rtx_cb instead of
1872 cselib_expand_value_rtx_cb.
1875 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
1876 * config/i386/i386.c: Include debug.h and dwarf2out.h.
1877 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
1878 and .cfi_endproc around the pic thunks.
1879 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
1880 all queued unwind info register saves are saved before the call.
1881 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
1882 considered as sp-=4 for unwind info and the pop as sp+=4 which
1883 also clobbers dest, but doesn't actually restore it.
1886 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
1887 RTX_FRAME_RELATED_P.
1889 2010-03-09 Jie Zhang <jie@codesourcery.com>
1891 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
1892 whitespaces in output template.
1894 2010-03-09 Jie Zhang <jie@codesourcery.com>
1896 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
1899 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1901 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
1902 builtins.exp in a separate job.
1904 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1906 * graphite-sese-to-poly.c (add_param_constraints): Use
1907 lower_bound_in_type and upper_bound_in_type.
1909 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1911 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1912 instead of unsigned_type_node.
1914 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1915 Reza Yazdani <reza.yazdani@amd.com>
1918 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1919 on pointer type parameters.
1921 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1925 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1926 handle conversions from pointer to integers.
1927 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1928 induction variable, to be able to work with code generated by CLooG.
1929 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1930 (build_poly_scop): Bail out if we cannot codegen a loop.
1932 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1934 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1935 code generation with gloog_error.
1937 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1939 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1940 Call fold_convert on all the returned values.
1941 (expand_scalar_variables_expr): Pass to
1942 expand_scalar_variables_ssa_name the type of the resulting expression.
1944 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1946 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1947 ppl_min_for_le_pointset.
1948 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1949 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1951 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1953 * graphite-dependences.c (map_into_dep_poly): Removed.
1954 (dependence_polyhedron_1): Use combine_context_id_scat.
1956 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1958 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1959 (struct poly_bb): Same.
1960 (combine_context_id_scat): New.
1962 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1965 * sese.c (name_defined_in_loop_p): Return false for default
1968 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1970 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1971 and clean up the logic.
1973 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1975 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1978 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1980 * var-tracking.c (remove_cselib_value_chains): Define only for
1982 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
1983 delete_slot_part, emit_notes_for_differences_1): Don't call
1984 remove_cselib_value_chains here.
1985 (set_slot_part, emit_notes_for_differences_2): Don't call
1986 add_cselib_value_chains here.
1987 (preserved_values): New vector.
1988 (preserve_value): New function.
1989 (add_uses, add_stores, vt_add_function_parameters): Use it
1990 instead of cselib_preserve_value.
1991 (changed_values_stack): New vector.
1992 (check_changed_vars_0): New function.
1993 (check_changed_vars_1, check_changed_vars_2): Use it.
1994 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
1995 changed_values_stack VALUEs.
1996 (vt_emit_notes): For all preserved_values call
1997 add_cselib_value_chains. If ENABLE_CHECKING call
1998 remove_cselib_value_chains before verifying value_chains is empty.
1999 Initialize and free changed_values_stack.
2000 (vt_initialize): Initialize preserved_values.
2001 (vt_finalize): Free preserved_values.
2003 2010-03-08 Richard Guenther <rguenther@suse.de>
2005 PR tree-optimization/43269
2006 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
2009 2010-03-08 Martin Jambor <mjambor@suse.cz>
2011 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
2012 (ipa_is_param_called): Removed.
2013 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
2014 (ipa_print_node_params): Do not print the called flag.
2015 (ipa_write_node_info): Do not stream the called flag.
2016 (ipa_read_node_info): Likewise.
2018 2010-03-07 Jakub Jelinek <jakub@redhat.com>
2021 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
2022 * cselib.c (struct expand_value_data): Add dummy field.
2023 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
2025 (cselib_dummy_expand_value_rtx_cb): New function.
2026 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
2028 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
2029 * var-tracking.c: Include pointer-set.h.
2030 (variable): Change n_var_parts to char from int. Add
2031 cur_loc_changed and in_changed_variables fields.
2032 (variable_canonicalize): Remove.
2033 (shared_var_p): New inline function.
2034 (unshare_variable): Maintain cur_loc_changed and
2035 in_changed_variables fields. If var was in changed_variables,
2036 replace it there with new_var. Just copy cur_loc instead of
2037 resetting it to something else.
2038 (variable_union): Don't recompute cur_loc. Use shared_var_p.
2039 (dataflow_set_union): Don't call variable_canonicalize.
2040 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
2041 of their DEBUG_EXPR_TREE_DECLs.
2042 (canonicalize_loc_order_check): Verify that cur_loc is NULL
2043 and in_changed_variables and cur_loc_changed is false.
2044 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
2045 and cur_loc_changed. Don't update cur_loc here.
2046 (variable_merge_over_src): Don't call variable_canonicalize.
2047 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
2048 removing loc that is equal to cur_loc, clear cur_loc,
2049 set cur_loc_changed and ensure variable_was_changed is called.
2050 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
2051 compare pointers in cur_loc check, if it is equal to loc,
2052 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
2053 (variable_different_p): Remove compare_current_location argument,
2054 don't compare cur_loc.
2055 (dataflow_set_different_1): Adjust variable_different_p caller.
2056 (variable_was_changed): If dv had some var in changed_variables
2057 already, reset in_changed_variables flag for it and propagate
2058 cur_loc_changed over to the new variable. On empty var
2059 always set cur_loc_changed. Set in_changed_variables on whatever
2060 var is added to changed_variables.
2061 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
2062 Use shared_var_p. When removing loc that is equal to cur_loc,
2063 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
2064 end, don't set it to something else, just call variable_was_changed.
2065 (delete_slot_part): Use shared_var_p. When cur_loc equals to
2066 loc being removed, clear cur_loc and set cur_loc_changed.
2067 Set cur_loc_changed if all locations have been removed.
2068 (struct expand_loc_callback_data): New type.
2069 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
2070 allocated. Always create SUBREGs if simplify_subreg failed.
2071 Prefer to use cur_loc, when that fails and still in
2072 changed_variables (and seen first time) recompute it. Set
2073 cur_loc_changed of variables which had to change cur_loc and
2074 compute elcd->cur_loc_changed if any of the subexpressions used
2075 had to change cur_loc.
2076 (vt_expand_loc): Adjust to pass arguments in
2077 expand_loc_callback_data structure.
2078 (vt_expand_loc_dummy): New function.
2079 (emitted_notes): New variable.
2080 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
2081 that weren't used for any other decl in current
2082 emit_notes_for_changes call call vt_expand_loc_dummy to update
2083 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
2084 first loc_chain location if NULL before. Always use just
2085 cur_loc instead of first loc_chain location. When cur_loc_changed
2086 is false, when not --enable-checking=rtl just don't emit any note.
2087 When rtl checking, compute the note and assert it is the same
2088 as previous note. Clear cur_loc_changed and in_changed_variables
2089 at the end before removing from changed_variables.
2090 (check_changed_vars_3): New function.
2091 (emit_notes_for_changes): Traverse changed_vars to call
2092 check_changed_vars_3 on each changed var.
2093 (emit_notes_for_differences_1): Clear cur_loc_changed and
2094 in_changed_variables. Recompute cur_loc of new_var.
2095 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
2096 (vt_emit_notes): Initialize and destroy emitted_notes.
2098 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
2100 PR rtl-optimization/42220
2101 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
2102 Use verify_reg_tracked to determine if we should use OP_OUT rather
2104 (build_def_use): If we see an in-out operand for a register that we
2105 know nothing about, treat is an output if possible, fail the block if
2108 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2111 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
2114 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2117 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
2118 uses of relevant DEFs that are dead outside the loop too.
2120 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2122 * var-tracking.c (dataflow_set_merge): Swap src and src2.
2124 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2126 * var-tracking.c (values_to_unmark): New variable.
2127 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2128 values_to_unmark vector. Moved body to...
2129 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2130 instead queue it into values_to_unmark vector.
2131 (vt_find_locations): Free values_to_unmark vector.
2133 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
2135 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
2136 (site.exp): Export them when plugins are enabled.
2138 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
2141 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
2143 (chrec_fold_multiply): Same.
2145 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2148 * c-decl.c (build_compound_literal): Return early if init is
2151 2010-03-04 Martin Jambor <mjambor@suse.cz>
2153 PR tree-optimization/43164
2154 PR tree-optimization/43191
2155 * tree-sra.c (type_consists_of_records_p): Reject records with
2156 zero-size bit-fields at the end.
2158 2010-03-04 Mike Stump <mikestump@comcast.net>
2160 * Makefile.in (TAGS): Remove *.y.
2162 2010-03-04 Richard Guenther <rguenther@suse.de>
2164 PR tree-optimization/40761
2165 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
2167 (my_rev_post_order_compute): New function.
2168 (init_pre): Call it.
2170 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
2173 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
2174 decrease the cost of an IV candidate when the cost is infinite.
2176 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2178 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
2179 Use '3DNow!' for the extension of that name, ensure normal space
2181 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2183 2010-03-03 Jeff Law <law@redhat.com>
2185 * PR middle-end/32693
2186 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
2187 than gen_rtx_SUBREG.
2188 (extract_bit_field_1): Likewise.
2190 2010-03-03 Janis Johnson <janis187@us.ibm.com>
2192 * doc/sourcebuild.texi (Test directives): Document that arguments
2193 include-opts and exclude-opts are now optional for dg-skip-if,
2194 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
2196 2010-03-03 Jason Merrill <jason@redhat.com>
2199 * cgraph.h (varpool_node): Add extra_name field.
2200 * varpool.c (varpool_extra_name_alias): New.
2201 (varpool_assemble_decl): Emit extra name aliases.
2202 (varpool_mark_needed_node): Look past an extra name alias.
2203 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
2204 * lto-streamer-in.c (lto_input_tree): Read it.
2205 * lto-streamer-out.c (output_unreferenced_globals): Write it.
2207 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
2209 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
2210 (sparc*-*-solaris2*): ...this.
2212 2010-03-03 Jakub Jelinek <jakub@redhat.com>
2215 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
2216 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
2217 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
2218 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
2221 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
2222 fallthrough to default handling, just with want_address 0 instead of 2.
2223 For single element lists, add_AT_loc directly, otherwise create an
2224 artificial variable DIE and stick location list to it.
2227 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
2228 (VAL_EXPR_HAS_REVERSE): Define.
2229 (reverse_op): New function.
2230 (add_stores): For reversible operations add an extra MO_VAL_USE.
2232 2010-03-02 Jason Merrill <jason@redhat.com>
2234 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
2236 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
2238 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
2239 (sparc64-*-linux*): Likewise.
2240 (sparc64-*-solaris2*): Include assembler files before linker ones.
2241 (sparc-*-solaris2*): Simplify and reorder to match previous case.
2242 * config/sparc/gas.h: Delete.
2243 * config/sparc/sol2-64.h: Add copyright notice.
2244 * config/sparc/sol2-gas-bi.h: Likewise.
2245 * config/sparc/sol2-gld.h: Likewise.
2246 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
2247 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
2248 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
2249 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
2250 (sparc_elf_asm_named_section): Rename into...
2251 (sparc_solaris_elf_asm_named_section): ...this. Always define.
2253 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
2255 * config/alpha/alpha.c (override_options): Fix -mtune error message.
2257 2010-03-02 Jeff Law <law@redhat.com>
2260 * reload1.c (rtx_p, substitute_stack): Declare.
2261 (substitute): Record addresses of changed rtxs.
2262 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
2263 Restore the original rtx when complete.
2264 (reload): Free subsitute_stack when complete.
2266 2010-03-02 Janis Johnson <janis187@us.ibm.com>
2268 * doc/gccint.texi (menu): Add Testsuites as a chapter.
2269 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
2271 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
2272 LTO Testing, gcov Testing, profopt Testing, compat Testing,
2273 Torture Tests): Change from subsection to section.
2275 2010-03-02 Jakub Jelinek <jakub@redhat.com>
2276 Steven Bosscher <steven@gcc.gnu.org>
2278 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
2281 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
2284 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
2285 the assignment from the new induction variable to the assignment
2286 of the value from the original loop PHI function.
2288 2010-03-01 Janis Johnson <janis187@us.ibm.com>
2289 Daniel Jacobowitz <dan@codesourcery.com>
2291 * doc/sourcebuild.texi (Test directives): Clarify options to
2294 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2296 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
2297 Disable cfi directives unless GCC and gas agree on using read-only
2298 .eh_frame sections for 64-bit.
2299 * configure: Regenerate.
2301 2010-03-01 Richard Guenther <rguenther@suse.de>
2303 PR tree-optimization/43220
2304 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
2305 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
2307 2010-03-01 Richard Guenther <rguenther@suse.de>
2308 Martin Jambor <mjambor@suse.cz>
2311 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
2312 gimplified parameters.
2314 2010-03-01 Christian Bruel <christian.bruel@st.com>
2316 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
2318 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
2320 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
2322 2010-03-01 Richard Guenther <rguenther@suse.de>
2325 * expr.c (expand_assignment): Use the alias-oracle to tell
2326 if the rhs aliases the result decl.
2328 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2331 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
2332 to sol_gt_pch_get_address.
2333 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
2334 64-bit, SPARC and x86.
2335 (sol_gt_pch_get_address): New function.
2337 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
2339 * toplev.h (inform_n, error_n): Declare.
2340 * diagnostic.c (inform_n, error_n): New function.
2342 2010-03-01 Jakub Jelinek <jakub@redhat.com>
2344 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
2345 has no rtl yet when processing local_decls, queue it and recheck
2346 if deferred stack allocation hasn't assigned it rtl.
2348 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2350 * config/sh/sh.c (unspec_bbr_uid): New.
2351 (gen_block_redirect): Use it instead of INSN_UID.
2352 (gen_far_branch): Likewise.
2354 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
2356 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
2357 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
2359 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2361 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
2362 (Warning Options): -Wno-conversion-null is valid for
2363 Objective-C++ as well.
2364 * doc/tm.texi (Named Address Spaces): Likewise.
2365 * doc/plugins.texi (Plugins): Replace TABs with spaces.
2366 * doc/tree-ssa.texi (Tree SSA): Likewise.
2368 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2371 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
2372 by default. Don't set the default arch for
2373 i[34567]86-*-darwin*|x86_64-*-darwin*.
2375 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2378 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
2379 default. Set the default 32bit/64bit archs with $with_arch
2380 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
2382 2010-02-27 Richard Guenther <rguenther@suse.de>
2384 PR tree-optimization/43186
2385 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
2386 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
2387 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
2388 unroller iterations.
2390 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2392 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
2393 required and i[34567]86-*-* targets don't support 64bit ISA.
2395 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
2398 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2401 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2403 * config.gcc: Set the default arch at least to Prescott for
2404 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
2405 if SSE math is enabled.
2407 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2409 * diagnostic.c (diagnostic_initialize): Update.
2410 (diagnostic_report_diagnostic): Test inhibit_notes_p for
2412 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
2413 (diagnostic_inhibit_notes): New.
2414 * toplev.c (process_options): inhibit notes with -fcompare-debug.
2416 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2419 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
2420 * doc/standards.texi: Likewise.
2421 * doc/extend.texi: Likewise.
2422 * doc/trouble.texi: Likewise.
2423 * doc/cppopts.texi: Likewise.
2424 * doc/install.texi: Likewise.
2425 * c.opt (std=c90,std=gnu90): New options.
2426 * c-opts.c (c_common_handle_option): Handle them.
2428 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2431 * c-decl.c (undeclared_variable): Use an informative note.
2433 2010-02-26 Richard Guenther <rguenther@suse.de>
2435 PR tree-optimization/43186
2436 * gimple.h (gimple_fold): Remove.
2437 * gimple.c (gimple_fold): Remove. Inline into single user ...
2438 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
2439 Try harder for conditions.
2441 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2444 * function.c (used_types_insert): Don't skip through named pointer
2445 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
2446 and it is different from the main variant's type.
2448 2010-02-26 Nick Clifton <nickc@redhat.com>
2450 * config/rx/rx.md (sminsi3): Remove bogus alternative.
2452 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2454 * config.gcc: Support --with-fpmath=sse for x86.
2456 * config/i386/ssemath.h: New.
2458 * doc/install.texi (--with-fpmath=sse): Documented.
2460 2010-02-26 Richard Guenther <rguenther@suse.de>
2462 PR tree-optimization/43188
2463 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
2464 vector types of over-aligned element type.
2466 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
2469 * config/i386/i386.c (expand_vec_perm_blend): Use correct
2470 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
2472 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
2474 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
2476 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2478 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
2479 * var-tracking.c: Include diagnostic.h.
2480 (debug_dv): New function.
2481 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
2484 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
2485 (add_value_chain, add_value_chains, remove_value_chain,
2486 remove_value_chains): Handle DEBUG_EXPRs.
2487 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
2490 * regcprop.c (struct queued_debug_insn_change): New type.
2491 (struct value_data_entry): Add debug_insn_changes field.
2492 (struct value_data): Add n_debug_insn_changes field.
2493 (debug_insn_changes_pool): New variable.
2494 (free_debug_insn_changes, apply_debug_insn_changes,
2495 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
2496 (kill_value_one_regno): Call free_debug_insn_changes if needed.
2497 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
2499 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
2501 (copyprop_hardreg_forward_1): Don't call apply_change_group for
2502 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
2503 changes, call cprop_find_used_regs via note_stores.
2504 (copyprop_hardreg_forward): When copying vd from predecessor
2505 which has any queued DEBUG_INSN changes, make sure the pointers are
2506 cleared. At the end call df_analyze and then if there are any
2507 DEBUG_INSN changes queued at the end of some basic block for still
2508 live registers, apply them.
2509 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
2511 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
2513 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
2516 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
2518 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
2519 targets. Set the default with_cpu/with_arch from arch/cpu.
2520 Allow x86-64 and native for with_cpu/with_arch.
2522 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
2524 * ebitmap.c: Change calls to verify_popcount with calls to
2525 sbitmap_verify_popcount.
2526 (ebitmap_clear_bit): Fixed map->cacheindex test and
2527 map>cache update when bit clearing results in an empty
2530 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2533 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
2534 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
2535 and support both V2DF and V2DI modes.
2536 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
2537 support both V2DF and V2DI modes.
2538 (general): Delete trailing whitespace from a few patterns.
2540 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2541 V2DF/V2DI interleave high/low builtins.
2543 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
2546 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
2547 interleave high/low functions.
2549 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
2551 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
2552 #pragma extern_prefix.
2554 2010-02-25 Jakub Jelinek <jakub@redhat.com>
2557 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
2558 BLKmode, assert op0 is a MEM and just adjust its mode.
2561 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
2562 if bitpos isn't multiple of mode's bitsize.
2564 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2566 * c.opt (-ftemplate-depth=): New.
2567 (-ftemplate-depth-): Deprecate.
2568 * optc-gen.awk: Handle -ftemplate-depth=.
2569 * opth-gen.awk: Likewise.
2570 * c-opts.c (c_common_handle_option): Likewise.
2571 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
2573 2010-02-24 Jason Merrill <jason@redhat.com>
2575 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
2577 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2579 * cfg.c (alloc_aux_for_block): Remove inline.
2580 (alloc_aux_for_edge): Likewise.
2582 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2584 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
2586 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2588 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
2589 * config/i386/sol2-gas.h: New file.
2590 * config.gcc (i[34567]86-*-solaris2*): Use it.
2592 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2595 * c-typeck.c (ep_convert_and_check): New.
2596 (build_conditional_expr): Use it.
2597 (build_binary_op): Likewise.
2599 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2601 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2604 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2605 bounds even for -O+.
2606 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2607 expr needs to have DECL_NAME set.
2609 2010-02-24 Nick Clifton <nickc@redhat.com>
2611 * config/mep/mep.c: Include gimple.h.
2612 (mep_function_uses_sp): Delete unused function.
2613 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
2614 parameters. Use unsigned integers to count args. Return a
2615 NULL_RTX instead of an error_mark_node. Toidy up formatting.
2617 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2620 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
2621 greater or equal to nelt instead of 2 * nelt.
2622 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
2625 2010-02-23 Jason Merrill <jason@redhat.com>
2628 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
2629 in cfun->local_decls even if they have register types.
2632 * stor-layout.c (place_field): Don't warn about unnecessary
2633 DECL_PACKED if the type is packed.
2635 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2638 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
2639 GOTOFF relocs, even when the base reg isn't pic pointer.
2641 2010-02-23 Michael Matz <matz@suse.de>
2644 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
2645 (expand_gimple_basic_block): Generate and use debug temps if there
2646 are debug uses left after the last real use of TERed ssa names.
2647 Unlink debug immediate uses when they are expanded.
2649 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2652 * config/i386/i386.c (override_options): Reorganise to provide
2653 better error messages.
2655 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2658 * graphite-scop-detection.c (create_single_exit_edge): Move
2659 the call to find_single_exit_edge to....
2660 (create_sese_edges): ...here. Don't handle multiple edges
2661 exiting the function.
2662 (build_graphite_scops): Don't handle multiple edges
2663 exiting the function.
2665 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2668 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
2669 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
2671 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2674 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
2676 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2679 * c-typeck.c (convert_arguments): Print declaration location.
2680 * c-common.c (validate_nargs): Rename as
2681 builtin_function_validate_nargs.
2682 (check_builtin_function_arguments): Update.
2684 2010-02-22 Richard Guenther <rguenther@suse.de>
2687 * tree-inline.c (declare_return_variable): Use the type of
2688 the call stmt lhs if available.
2690 2010-02-22 Duncan Sands <baldrick@free.fr>
2692 * passes.c (register_pass): Always consider all pass lists when
2693 ref_pass_instance_number is zero.
2695 2010-02-22 Richard Guenther <rguenther@suse.de>
2697 PR tree-optimization/42749
2698 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
2699 parameter. Do arithmetic in the original type.
2700 (update_accumulator_with_ops): Likewise.
2701 (adjust_accumulator_values): Adjust.
2703 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2705 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
2706 (QI to BLKmode splitter): New splitter.
2708 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
2710 * config/i386/i386.c (initial_ix86_tune_features): Turn on
2711 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
2713 2010-02-22 Richard Guenther <rguenther@suse.de>
2715 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
2717 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
2719 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
2720 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
2721 ($(T)crti.o, $(T)crtn.o): Remove rules.
2723 2010-02-21 Tobias Burnus <burnus@net-b.de>
2726 * doc/invoke.texi (-fassociative-math): Document that this
2727 option is automatically enabled for Fortran.
2729 2010-02-20 David S. Miller <davem@davemloft.net>
2731 * configure.ac: Test if linker and assembler properly support
2732 GOTDATA_OP relocations.
2733 * configure: Rebuild.
2734 * config.in: Likewise.
2735 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
2736 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
2737 (movsi_high_pic): Likewise.
2738 (movdi_lo_sum_pic): Likewise.
2739 (movdi_high_pic): Likewise.
2740 (movsi_pic_gotdata_op): New pattern.
2741 (movdi_pic_gotdata_op): Likewise.
2742 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
2743 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
2745 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
2748 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
2749 attribute to ssemul.
2750 (xop_mulv2div2di3_high): Ditto.
2752 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2755 * c.opt (Wconversion-null): New option.
2756 * doc/invoke.texi (Wconversion-null): Document.
2758 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2760 * common.opt (Wlarger-than-): Add Undocumented.
2762 2010-02-19 Mike Stump <mikestump@comcast.net>
2764 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
2766 2010-02-19 Jason Merrill <jason@redhat.com>
2769 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
2770 * configure: Likewise.
2772 2010-02-20 Alan Modra <amodra@gmail.com>
2775 * cgraph.h (cgraph_make_decl_local): Declare.
2776 * cgraph.c (cgraph_make_decl_local): New function.
2777 (cgraph_make_node_local): Use it.
2778 * cgraphunit.c (cgraph_function_versioning): Likewise.
2779 * ipa.c (function_and_variable_visibility): Likewise.
2781 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2784 * except.c (sjlj_emit_function_enter): Don't call
2785 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
2787 * rtl.h (add_reg_br_prob_note): Remove prototype.
2789 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2792 * c-common.c (conversion_warning): Remove widening conversions
2793 before checking the conversion of integers to reals.
2795 2010-02-19 Mike Stump <mikestump@comcast.net>
2798 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
2801 * cgraphunit.c (process_function_and_variable_attributes): Check
2802 DECL_PRESERVE_P instead of looking up attribute "used".
2803 * ipa-pure-const.c (check_decl): Likewise.
2804 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
2805 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
2806 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
2807 instead of attribute "used".
2808 * config/sol2-c.c (solaris_pragma_init): Likewise.
2809 (solaris_pragma_fini): Likewise.
2811 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2813 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
2814 Use XCNEW instead of xcalloc.
2815 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
2816 XNEW instead of xmalloc.
2817 (get_fields): Use XNEWVEC instead of xmalloc.
2820 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
2821 populate vars array.
2822 (create_new_general_access): For debug stmts just reset value.
2823 (get_stmt_accesses): For accesses within debug stmts just record them
2824 using add_access_to_acc_sites instead of preventing the peeling or
2825 counting them as accesses.
2828 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
2830 2010-02-19 Richard Guenther <rguenther@suse.de>
2832 PR tree-optimization/42916
2833 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
2836 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
2838 * configure.ac: Replace all uses of changequote in macro arguments
2839 with proper quoting.
2841 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2844 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
2846 2010-02-19 Richard Guenther <rguenther@suse.de>
2848 PR tree-optimization/42944
2849 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
2850 test for aliasing with errno.
2852 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2855 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
2856 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
2857 * dojump.c: Include output.h.
2858 (inv): New inline function.
2859 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
2860 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
2861 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
2862 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
2863 argument, pass it down to other calls.
2864 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
2865 add REG_BR_PROB note to the conditional jump.
2866 * cfgexpand.c (add_reg_br_prob_note): Removed.
2867 (expand_gimple_cond): Don't call it, add the probability
2868 as last argument to jumpif_1/jumpifnot_1.
2869 * Makefile.in (dojump.o): Depend on output.h.
2870 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
2872 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
2873 * stmt.c (do_jump_if_equal): Likewise.
2874 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
2875 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2876 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
2878 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
2879 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
2880 jumpifnot_1 callers.
2881 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
2883 (store_expr): Adjust jumpifnot caller.
2884 (store_constructor): Adjust jumpif caller.
2887 * gimplify.c (gimple_boolify): For __builtin_expect call
2888 gimple_boolify also on its first argument.
2890 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
2892 * configure.ac (gnu-unique-object): Wrap regexps using [] in
2894 (__stack_chk_fail): Ditto. Remove quadrigraphs.
2895 * configure: Regenerated.
2897 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2899 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
2900 lang_hooks.types_compatible_p instead of comptypes.
2902 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
2904 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
2905 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
2906 if __prefer_thumb__ is defined.
2908 2010-02-18 Martin Jambor <mjambor@suse.cz>
2910 PR tree-optimization/43066
2911 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2912 array with zero-sized element type.
2914 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2916 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2917 rtx, allocate struct var_loc_node here and return it to the
2918 caller, and only if it is actually needed.
2919 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2920 move it earlier and return immediately if it returns NULL.
2922 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2924 * config/sparc/gas.h: New file. Restore
2925 TARGET_ASM_NAMED_SECTION to its ELF default.
2926 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2928 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2929 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2930 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2931 after sparc/sysv4.h.
2933 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2935 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2937 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2939 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2940 patterns from predicated pattern.
2942 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
2945 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
2946 for insn mnemonic suffix.
2948 2010-02-17 Richard Guenther <rguenther@suse.de>
2950 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
2953 2010-02-17 Jakub Jelinek <jakub@redhat.com>
2956 * caller-save.c (save_call_clobbered_regs): If BB ends with
2957 a DEBUG_INSN, move any notes in between last real insn and the last
2958 DEBUG_INSN after the last DEBUG_INSN.
2960 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
2962 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
2963 Fix return type. Fix argument type. Explain meaning of return value.
2965 2010-02-16 Richard Guenther <rguenther@suse.de>
2967 PR tree-optimization/41043
2968 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
2969 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
2971 (vrp_visit_phi_node): ... but only for loop PHI nodes.
2973 2010-02-16 Ira Rosen <irar@il.ibm.com>
2975 PR tree-optimization/43074
2976 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
2977 * tree-vect-loop.c (vect_analyze_loop_operations): Add
2978 vectorizable cycles in hybrid SLP check.
2979 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
2981 2010-02-16 Richard Guenther <rguenther@suse.de>
2983 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
2984 (true_dependence): If memrefs_conflict_p computes must-alias
2985 trust it. Move TBAA check after offset-based disambiguation.
2986 (canon_true_dependence): Likewise.
2988 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
2990 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
2991 * doc/invoke.texi: Document it.
2992 * var-tracking.c: Include toplev.h and params.h.
2993 (vt_find_locations): Return bool indicating success. Compute
2994 hash sizes unconditionally. Check new parameter, report.
2995 (variable_tracking_main_1): Check vt_find_locations results and
2996 retry. Renamed from...
2997 (variable_tracking_main): ... this. New wrapper to preserve
2998 flag_var_tracking_assignments.
2999 * Makefile.in (var-tracking.o): Adjust dependencies.
3001 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
3002 Jakub Jelinek <jakub@redhat.com>
3005 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
3006 if weak_import attribute is present.
3007 * config/darwin.c (machopic_select_section): Likewise.
3009 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
3011 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
3012 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
3013 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
3014 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
3016 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
3019 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3022 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
3023 Rewrite text to refer to the names.
3025 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
3027 * config/i386/i386-builtin-types.def
3028 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
3029 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
3030 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
3031 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
3032 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
3033 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
3034 IX86_BUILTIN_VPERMIL2PS256.
3035 (MULTI_ARG_4_DF2_DI_I): Defined.
3036 (MULTI_ARG_4_DF2_DI_I1): Defined.
3037 (MULTI_ARG_4_SF2_SI_I): Defined.
3038 (MULTI_ARG_4_SF2_SI_I1): Defined.
3039 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
3040 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
3041 __builtin_ia32_vpermil2ps256.
3042 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3043 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3044 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
3045 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3046 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3047 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
3048 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
3049 CODE_FOR_xop_vpermil2v8sf3.
3050 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
3051 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
3052 * config/i386/xopintrin.h (_mm_permute2_pd): New.
3053 (_mm256_permute2_pd): New.
3054 (_mm_permute2_ps): New.
3055 (_mm256_permute2_ps): New.
3057 2010-02-15 Nick Clifton <nickc@redhat.com>
3059 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
3060 boolean parameters. Use emit_jump_insn when emitting a pop
3061 instruction containing a return insn.
3062 (push): Use 'true' rather than '1' as second parameter to F.
3063 (h8300_expand_prologue): Likewise.
3064 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
3065 (h8300_expand_epilogue): Likewise.
3067 2010-02-15 Richard Guenther <rguenther@suse.de>
3070 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
3073 2010-02-15 Nick Clifton <nickc@redhat.com>
3075 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
3078 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
3080 * intl.c (fake_ngettext): New function.
3081 * intl.h (fake_ngettext): Declare.
3082 (ngettext): Define macro.
3083 * collect2.c (notice_translated): New function.
3084 (main): Use notice_translated and ngettext.
3085 * collect2.h (notice_translated): Declare.
3087 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
3089 * reorg.c (delete_computation): Comment fixes.
3090 * caller-save.c (setup_save_areas): Idem.
3091 * sel-sched-dump.c (dump_lv_set): Idem.
3094 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3096 * config/s390/s390.c (s390_sched_init): New function.
3097 (TARGET_SCHED_INIT): Target hook defined.
3099 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
3100 Jack Howarth <howarth@bromo.med.uc.edu>
3101 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3104 Partial revert of unintended change in fix for PR41605.
3105 * config/darwin.h: Fix typo.
3106 * config/darwin9.h: Same.
3108 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3110 * c-pch.c (pch_init): Clear v.
3112 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3115 * graphite-scop-detection.c (graphite_can_represent_scev): Call
3116 graphite_can_represent_init for MULT_EXPR.
3118 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3122 * graphite-sese-to-poly.c (remove_phi): New.
3123 (translate_scalar_reduction_to_array): Call remove_phi.
3125 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3128 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
3129 * graphite-clast-to-gimple.h (gloog): Update declaration.
3130 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
3131 * graphite-poly.h (struct poly_bb): Add missing comments.
3132 (struct scop): Add poly_scop_p field.
3134 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
3135 * graphite.c (graphite_transform_loops): Build the polyhedral
3136 representation for each scop before code generation.
3137 * sese.c (rename_variables_in_operand): Removed.
3138 (rename_variables_in_expr): Return the renamed expression.
3139 (rename_sese_parameters): New.
3140 * sese.h (rename_sese_parameters): Declared.
3142 2010-02-11 Richard Guenther <rguenther@suse.de>
3144 PR tree-optimization/42998
3145 * tree-ssa-pre.c (create_expression_by_pieces): Treat
3146 POINTER_PLUS_EXPR properly.
3148 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3149 Changpeng Fang <changpeng.fang@amd.com>
3152 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
3153 the cost of an IV candidate when the IV is used in a test against zero.
3155 * gcc.dg/tree-ssa/ivopts-3.c: New.
3157 2010-02-11 Richard Guenther <rguenther@suse.de>
3160 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
3161 pointer-vs-decl case by swapping refs. Handle some cases
3162 of pointer-vs-decl disambiguations more conservatively.
3163 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
3164 to false after expanding.
3166 2010-02-11 Richard Guenther <rguenther@suse.de>
3169 * gcc.c (process_command): Handle LTO file@offset case more
3172 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3174 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
3175 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
3177 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
3179 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
3180 if MEM's mode size isn't DWARF2_ADDR_SIZE.
3181 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
3182 Optimize eq/ne comparisons when both arguments are known to be
3184 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
3185 Don't mask operands unnecessarily if they are known to be already
3188 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
3190 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
3193 2010-02-10 Richard Guenther <rguenther@suse.de>
3195 PR tree-optimization/43017
3196 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
3197 for wrapping signed arithmetic.
3199 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3202 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
3203 if no debug info should be emitted for it.
3205 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3207 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
3208 note when flag_exceptions is set.
3210 2010-02-10 Duncan Sands <baldrick@free.fr>
3212 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
3214 2010-02-10 Richard Guenther <rguenther@suse.de>
3217 * tree.c (get_unwidened): Handle constants.
3218 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
3220 2010-02-10 Martin Jambor <mjambor@suse.cz>
3223 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
3224 check for variable argument counts independently.
3226 2010-02-10 Christian Bruel <christian.bruel@st.com>
3229 * config/sh/sh.c (find_barrier): Increase length for non delayed
3230 conditional branches.
3232 2010-02-10 Christian Bruel <christian.bruel@st.com>
3234 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
3236 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3238 * builtins.c (set_builtin_user_assembler_name): Also handle
3239 ffs if int is smaller than word.
3241 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
3244 * ira-conflicts.c (get_dup): Remove.
3245 (process_reg_shuffles): Add new parameter. Use it as an
3246 additional guard for copy generation.
3247 (add_insn_allocno_copies): Rewrite.
3249 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
3251 * common.opt (fsched2-use-traces): Preserved for backward
3253 * doc/invoke.texi: Remove the documentation about option
3254 -fsched2-use-traces.
3255 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
3256 flag_sched2_use_traces.
3257 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
3258 the backward compatibility flag section.
3260 2010-02-09 Richard Guenther <rguenther@suse.de>
3262 PR tree-optimization/43008
3263 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
3264 make HEAP variables initialized from global memory if they
3265 are not known builtin functions.
3266 (find_func_aliases): Adjust.
3268 2010-02-09 Richard Guenther <rguenther@suse.de>
3270 PR tree-optimization/43000
3271 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
3272 arithmetic manually.
3274 2010-02-08 Jakub Jelinek <jakub@redhat.com>
3276 PR tree-optimization/42931
3277 * tree-loop-linear.c (try_interchange_loops): Don't call
3278 double_int_mul if estimated_loop_iterations failed.
3280 2010-02-08 Martin Jambor <mjambor@suse.cz>
3283 * tree-sra.c (build_accesses_from_assign): Do not mark in
3284 should_scalarize_away_bitmap if stmt has volatile ops.
3285 (sra_modify_assign): Do not process assigns piecemeal if if stmt
3288 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
3290 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
3292 2010-02-07 Adam Nemet <adambnmet@gmail.com>
3294 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
3297 2010-02-07 Andrew Pinski <pinskia@gmail.com>
3300 * df-core.c (df_finish_pass): Change type of saved_flags to int.
3302 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3305 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
3306 to unknown_dependence.
3307 (graphite_legal_transform_dr): Handle the unknown_dependence.
3308 (graphite_carried_dependence_level_k): Same.
3310 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3312 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
3314 2010-02-07 Richard Guenther <rguenther@suse.de>
3317 * expr.c (get_inner_reference): Always initialize *pbitsize.
3319 2010-02-07 Richard Guenther <rguenther@suse.de>
3322 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
3323 new ARRAY_REFs on variable size element or minimal index arrays.
3325 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
3326 gimple_fold_indirect_ref.
3328 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
3331 * arm.c (arm_override_options): Just return if the user has specified
3332 an invalid fpu name.
3334 2010-02-03 Jason Merrill <jason@redhat.com>
3337 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
3338 i386_pe_maybe_record_exported_symbol.
3340 2010-02-05 Steve Ellcey <sje@cup.hp.com>
3343 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3344 (pa_delegitimize_address): New function.
3346 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
3348 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
3349 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
3351 2010-02-05 Richard Guenther <rguenther@suse.de>
3354 * lto-streamer-in.c (get_resolution): Deal with references
3355 to undefined functions.
3357 2010-02-05 Richard Guenther <rguenther@suse.de>
3359 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
3360 (fold_const_aggregate_ref): Likewise.
3361 (ccp_fold_stmt): Substitute loads.
3362 (maybe_fold_reference): Verify types before substituting.
3364 (fold_gimple_assign): Unshare properly.
3365 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
3367 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
3369 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
3370 for rs6000_gen_cell_microcode.
3372 2010-02-04 Richard Guenther <rguenther@suse.de>
3374 PR rtl-optimization/42952
3375 * dse.c (const_or_frame_p): Remove MEM handling.
3377 2010-02-04 Nick Clifton <nickc@redhat.com>
3379 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
3380 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
3381 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
3382 (mn10300_asm_output_mi_thunk): New function.
3383 (mn10300_can_output_mu_thunk): New function.
3384 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
3385 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
3386 (FUNCTION_ARG): Delete incorrect comment.
3388 2010-02-03 Jason Merrill <jason@redhat.com>
3391 * fold-const.c (operand_equal_p): Handle erroneous types.
3393 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3395 * config/h8300/h8300.md (can_delay): Fix attibute condition.
3397 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
3399 PR rtl-optimization/42941
3400 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
3403 2010-02-03 Jason Merrill <jason@redhat.com>
3406 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
3408 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
3411 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
3412 (cselib_reset_table): Renamed from...
3413 (cselib_reset_table_with_next_value): ... this.
3414 (cselib_get_next_uid): Renamed from...
3415 (cselib_get_next_unknown_value): ... this.
3416 * cselib.c (next_uid): Renamed from...
3417 (next_unknown_value): ... this.
3418 (cselib_clear_table): Adjust.
3419 (cselib_reset_table): Adjust. Renamed from...
3420 (cselib_reset_table_with_next_value): ... this.
3421 (cselib_get_next_uid): Adjust. Renamed from...
3422 (cselib_get_next_unknown_value): ... this.
3423 (get_value_hash): Use hash.
3424 (cselib_hash_rtx): Likewise.
3425 (new_cselib_val): Adjust. Set and dump uid.
3426 (cselib_lookup_mem): Pass next_uid as hash.
3427 (cselib_subst_to_values): Likewise.
3428 (cselib_log_lookup): Dump uid.
3429 (cselib_lookup): Pass next_uid as hash. Adjust.
3430 (cselib_process_insn): Adjust.
3431 (cselib_init): Initialize next_uid.
3432 (cselib_finish): Adjust.
3433 (dump_cselib_table): Likewise.
3434 * dse.c (canon_address): Dump value uid.
3435 * print-rtl.c (print_rtx): Print value uid.
3436 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
3438 (dv_uid): New function, sort of renamed from...
3439 (dv_htab_hash): ... this, reimplemented in terms of it and...
3440 (dv_uid2hash): ... this. New.
3441 (variable_htab_eq): Drop excess assertions.
3442 (tie_break_pointers): Removed.
3443 (canon_value_cmp): Compare uids.
3444 (variable_post_merge_New_vals): Print uids.
3445 (vt_add_function_parameters): Adjust.
3446 (vt_initialize): Reset table. Adjust.
3448 2010-02-03 Richard Guenther <rguenther@suse.de>
3450 PR tree-optimization/42944
3451 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
3452 (call_may_clobber_ref_p_1): Likewise. Properly handle
3453 malloc and calloc clobbering errno.
3455 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
3457 * doc/invoke.texi: Fix name of sched1 dump.
3459 * opts.c (decode_options): Set flag_tree_switch_conversion
3460 only conditionally on optimize >= 2.
3462 * gcse.c: Assorted comment fixes in pass description.
3464 2010-02-03 Anthony Green <green@moxielogic.com>
3466 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
3467 nop padding in order to maintain alignment of storage location of
3468 target function address.
3469 (moxie_trampoline_init): Store target function address at newly
3471 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
3473 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
3475 2010-02-03 Richard Guenther <rguenther@suse.de>
3478 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
3480 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3482 * config.gcc: Reenable check for obsolete targets.
3483 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
3484 mips-sgi-irix6.[0-4]*.
3486 2010-02-02 Nick Clifton <nickc@redhat.com>
3488 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
3489 constant size of 4 as being the same as 0.
3490 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
3491 can take values in the range 0..4.
3493 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
3496 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
3497 as _darwin10_Unwind_FindEnclosingFunction().
3498 * libgcc-libsystem.ver: New.
3500 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
3503 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
3504 implicitly set registers.
3506 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
3508 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
3509 (arm_override_options): Allow automatic selection of the thread
3510 pointer register if thumb2.
3511 (legitimize_pic_address): Improve code sequences for Thumb2.
3512 (arm_call_tls_get_addr): Likewise.
3513 (legitimize_tls_address): Likewise.
3514 * arm.md (pic_load_addr_arm): Delete. Replace with ...
3515 (pic_load_addr_32bit): ... this. New named pattern.
3516 * thumb2.md (pic_load_addr_thumb2): Delete.
3517 (pic_load_dot_plus_four): Delete.
3518 (tls_load_dot_plus_four): New named pattern.
3520 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3523 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
3524 Document fix for TLS bug.
3526 2010-01-31 Richard Guenther <rguenther@suse.de>
3528 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
3529 conservatively correct.
3531 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3535 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3537 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3539 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3541 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
3543 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
3545 * config.gcc: Adjust order of makefile fragments for mingw targets.
3547 2010-01-31 Richard Guenther <rguenther@suse.de>
3550 * gimplify.c (gimplify_init_constructor): For volatile LHS
3551 initialize a temporary.
3553 2010-01-31 Matthias Klose <doko@ubuntu.com>
3555 * configure.ac: Fix __stack_chk_fail check for cross builds configured
3557 * configure: Regenerate.
3559 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
3561 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3562 the same alias set and their sizes different constantness.
3563 (aliasing_component_refs_p): Revert 2009-10-24 change.
3565 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3567 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
3570 2010-01-29 Richard Guenther <rguenther@suse.de>
3572 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
3573 Assert we successfully updated the call.
3575 2010-01-29 Jakub Jelinek <jakub@redhat.com>
3577 PR rtl-optimization/42889
3578 * df.h (df_set_bb_dirty_nonlr): New prototype.
3579 * df-core.c (df_set_bb_dirty_nonlr): New function.
3580 * df-scan.c (df_insn_rescan): Call it instead of
3581 df_set_bb_dirty for DEBUG_INSNs.
3583 2010-01-29 Richard Guenther <rguenther@suse.de>
3586 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
3587 quadratic behavior in most cases.
3589 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
3592 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
3593 in the call to gen_x86_movsicc_0_m1.
3595 2010-01-28 Richard Guenther <rguenther@suse.de>
3597 PR tree-optimization/42871
3598 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
3600 2010-01-28 Richard Guenther <rguenther@suse.de>
3602 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
3603 into call arguments.
3605 2010-01-28 Richard Guenther <rguenther@suse.de>
3608 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
3609 the forwarder if the destination is an EH landing pad.
3611 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
3613 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
3614 block list passed to gimple_duplicate_sese_tail.
3615 (parallelize_loops): Avoid parallelization when the function
3617 Avoid parallelization when the preheader is IRREDUCIBLE.
3618 Try to optimize when estimated_loop_iterations_int is unresolved.
3619 Add the loop's location to the dump file.
3620 * tree-cfg.c (add_phi_args_after_redirect): Remove.
3621 (gimple_duplicate_sese_tail): Remove the check for the latch.
3622 Redirect nexits to the exit block.
3623 Remove handling of the incoming edges to the latch.
3624 Redirect the backedge from the copied latch to the exit bb.
3626 2010-01-28 Michael Matz <matz@suse.de>
3629 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
3630 Wrap force_reg into a sequence, emit it before user.
3632 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
3634 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
3636 (arm_legacy_rev): Likewise.
3637 (thumb_legacy_rev): Likewise.
3639 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3641 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
3642 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
3643 on MEM's address failed, try avoid_constant_pool_reference and
3644 recurse if it returned something different.
3645 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
3646 address, try avoid_constant_pool_reference and recurse if it
3647 returned something different.
3648 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
3649 address and avoid_constant_pool_reference returned something
3650 different, don't set have_address.
3652 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
3655 * var-tracking.c (val_store): Add modified argument, obey it.
3657 (count_uses): Move down logging of main.
3658 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
3659 don't need resolution.
3660 (emit_notes_in_bb): Likewise.
3662 2010-01-27 Richard Guenther <rguenther@suse.de>
3665 * tree-inline.c (remap_decl): Delay remapping of SSA name
3666 default definitions until we need them.
3668 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3670 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3671 (rs6000_delegitimize_address): New function.
3673 * config/s390/s390.c (s390_delegitimize_address): Call
3674 delegitimize_mem_from_attrs.
3677 * tree-inline.c (cannot_copy_type_1): Removed.
3678 (copy_forbidden): Don't forbid copying of functions containing
3679 records/unions with variable length fields.
3681 2010-01-27 Christian Bruel <christian.bruel@st.com>
3685 * config/sh/sh.c (find_barrier): Increase length for non delayed
3686 conditional branches.
3688 2010-01-27 Matthias Klose <doko@ubuntu.com>
3690 * configure.ac (gnu-unique-object): Fix ldd version check.
3691 * configure: Regenerate.
3693 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3695 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
3697 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
3698 Test for HAVE_GNU_AS value.
3700 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3702 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
3703 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
3704 INT64_TYPE): Define.
3705 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
3706 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3707 INT_LEAST64_TYPE): Define.
3708 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
3709 UINT_LEAST64_TYPE): Define.
3710 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
3711 INT_FAST64_TYPE): Define.
3712 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3713 UINT_FAST64_TYPE): Define.
3714 (INTMAX_TYPE, UINTMAX_TYPE): Define.
3715 (INTPTR_TYPE, UINTPTR_TYPE): Define.
3716 (SIG_ATOMIC_TYPE): Define.
3718 2010-01-26 Richard Guenther <rguenther@suse.de>
3720 * df-scan.c (df_scan_set_bb_info): Remove assert.
3721 (df_insn_rescan_debug_internal): Merge asserts.
3722 (df_install_ref): Likewise.
3723 (df_mark_reg): Use bitmap_set_range.
3724 (df_hard_reg_used_p): Remove assert.
3725 (df_hard_reg_used_count): Likewise.
3727 2010-01-26 Richard Guenther <rguenther@suse.de>
3729 PR rtl-optimization/42685
3730 * web.c (web_main): Ignore DEBUG_INSNs.
3732 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
3734 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
3736 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
3737 Fix types of fndecl and arglist parameters.
3739 2010-01-26 Richard Guenther <rguenther@suse.de>
3742 * tree-eh.c (unsplit_eh): Skip debug insns.
3744 2010-01-26 Richard Guenther <rguenther@suse.de>
3746 PR tree-optimization/42250
3747 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
3749 2010-01-26 Jakub Jelinek <jakub@redhat.com>
3752 * omp-low.c (expand_omp_sections): Only use single_pred if
3753 l2_bb is single_pred_p.
3755 2010-01-25 Christian Bruel <christian.bruel@st.com>
3758 * config/sh/sh.c (find_barrier): Increase length for non delayed
3759 conditional branches.
3760 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
3762 2010-01-24 David S. Miller <davem@davemloft.net>
3764 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
3765 define if not using GAS.
3766 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3767 Likewise. Delete SECTION_MERGE code, which is only applicable
3770 2010-01-24 Mark Mitchell <mark@codesourcery.com>
3773 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
3774 mangling of va_list in system headers.
3776 2010-01-23 Toon Moene <toon@moene.org>
3778 * tree-predcom.c (combine_chains): Return NULL, not false.
3780 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
3782 * tree-loop-distribution.c (distribute_loop): Fix declaration and
3783 initialization of variable res to agree with return type.
3785 2010-01-22 Steve Ellcey <sje@cup.hp.com>
3787 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
3788 * tree-sra.c: Add include of expr.h.
3790 2010-01-22 Jakub Jelinek <jakub@redhat.com>
3792 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
3793 insert the debug stmt on the single non-EH edge from the stmt.
3795 2010-01-22 Richard Henderson <rth@redhat.com>
3798 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
3799 the RHS until after generate_subtree_copies has insertted its
3800 code before the current statement.
3802 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
3804 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
3806 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
3808 2010-01-21 Martin Jambor <mjambor@suse.cz>
3810 PR tree-optimization/42585
3811 * tree-sra.c (struct access): New field grp_total_scalarization.
3812 (dump_access): Dump the new field.
3813 (should_scalarize_away_bitmap): New variable.
3814 (cannot_scalarize_away_bitmap): Likewise.
3815 (sra_initialize): Allocate new bitmaps.
3816 (sra_deinitialize): Free new bitmaps.
3817 (create_access_1): New function.
3818 (create_access): Parts moved to create_access_1.
3819 (type_consists_of_records_p): New function.
3820 (completely_scalarize_record): Likewise.
3821 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
3822 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
3823 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
3825 (analyze_all_variable_accesses): Completely scalarize small eligible
3828 2010-01-21 Martin Jambor <mjambor@suse.cz>
3830 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
3832 2010-01-21 Andrew Haley <aph@redhat.com>
3834 * gcc.c (process_command): Move lang_specific_driver before
3835 setting cc_libexec_prefix.
3837 2010-01-21 Richard Guenther <rguenther@suse.de>
3840 * fold-const.c (negate_expr_p): Pretend only negative
3841 real constants are easily negatable.
3843 2010-01-20 Janis Johnson <janis187@us.ibm.com>
3844 Jason Merrill <jason@redhat.com>
3846 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
3847 (TYPE_TRANSPARENT_AGGR): this, for union and record.
3848 * calls.c (initialize argument_information): Handle it.
3849 * c-common.c (handle_transparent_union_attribute): Use new name.
3850 * c-decl.c (finish_struct): Ditto.
3851 * c-typeck.c (type_lists_compatible_p): Ditto.
3852 (convert_for_assignment): Use new name and also handle record.
3853 * function.c (aggregate_value_p): Handle it.
3854 (pass_by_reference): Ditto.
3855 (assign_parm_data_types): Ditto.
3856 * print-tree.c (print_node): Ditto.
3857 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
3858 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
3859 * tree.c (first_field): New fn.
3861 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
3864 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
3865 even when linking statically, for now.
3867 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3870 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
3871 without a cselib val.
3872 (count_uses): Accept MO_VAL_SET with no val on stores.
3873 (add_stores): Likewise.
3875 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3877 * var-tracking.c (check_value_val): Add a compile time assertion.
3878 (dv_is_decl_p): Simplify.
3879 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
3880 gcc_assert if ENABLE_CHECKING.
3882 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3885 * var-tracking.c: Include tree-flow.h.
3886 (mem_dies_at_call): New.
3887 (dataflow_set_preserve_mem_locs): Use it.
3888 (dataflow_set_remove_mem_locs): Likewise.
3889 (dump_var): Renamed from dump_variable. Adjust all callers.
3890 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
3891 * Makefile.in (var-tracking.o): Adjust deps.
3893 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
3895 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
3897 2010-01-20 Richard Guenther <rguenther@suse.de>
3899 PR tree-optimization/42717
3900 * tree-ssa-dce.c (get_live_post_dom): Remove.
3901 (forward_edge_to_pdom): Take an arbitrary edge to copy
3902 degenerate PHI args from.
3903 (remove_dead_stmt): Use the first post-dominator even if it
3904 does not contain live statements as redirection destination.
3906 2010-01-20 Richard Guenther <rguenther@suse.de>
3908 * tree-inline.c (estimate_num_insns): Handle EH builtins.
3910 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3912 * sel-sched.c (create_speculation_check): Remove set but not used
3914 (try_transformation_cache): Remove set but not used variable ds.
3915 (calculate_privileged_insns): Remove set but not used variables
3916 cur_insn and min_spec_insn.
3917 (find_best_expr): Remove set but not used variable avail_n.
3918 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
3920 * cgraphunit.c (assemble_thunk): Remove set but not used variable
3922 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
3923 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
3926 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
3929 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
3930 cpu types. Add support for *-sse3 cpu types.
3931 (x86_64-*-*): Ditto.
3933 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3936 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
3937 argument, call initializer_constant_valid_p_1 instead of
3938 initializer_constant_valid_p, pass CACHE to it, return NULL
3939 immediately if first call returns NULL.
3940 (initializer_constant_valid_p_1): New function.
3941 (initializer_constant_valid_p): Use it.
3943 2010-01-20 Thomas Quinot <quinot@adacore.com>
3945 * tree.def (PLACEHOLDER_EXPR): Fix comment.
3947 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3949 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
3950 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
3951 (loc_list_from_tree): Don't handle unsigned division. Handle
3952 signed modulo using DW_OP_{over,over,div,mul,minus}.
3953 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
3954 modulo instead of signed.
3956 2010-01-20 DJ Delorie <dj@redhat.com>
3958 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
3960 (h8300_emit_stack_adjustment): Propogate it.
3962 (h8300_expand_prologue): Likewise.
3963 (h8300_expand_epilogue): Likewise.
3965 2010-01-19 Michael Matz <matz@suse.de>
3967 PR tree-optimization/41783
3968 * tree-data-ref.c (toplevel): Include flags.h.
3969 (dump_data_dependence_relation): Also dump the inputs if the
3970 result will be unknown.
3971 (split_constant_offset_1): Look through some conversions.
3972 * tree-predcom.c (determine_roots_comp): Restart a new chain if
3973 the offset from last element is too large.
3974 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
3975 (reassociate_to_the_same_stmt): Handle vector registers.
3976 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
3978 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
3979 wide_prolog_niters argument, emit widening instructions.
3980 (vect_do_peeling_for_alignment): Adjust caller, use widened
3981 variant of the iteration cound.
3982 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
3984 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3987 * config/arm/neon-testgen.m (emit_automatics): New parameter
3988 features. Adjust for Fixed_return_reg feature.
3989 (test_intrinsic): Call emit_automatics with new feature.
3990 * config/arm/neon.ml: Update copyright years.
3991 (features): New Fixed_return_reg feature.
3992 (ops): Update feature for Vget_low.
3994 2010-01-19 Jakub Jelinek <jakub@redhat.com>
3996 PR tree-optimization/42719
3997 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
4001 * fwprop.c (all_uses_available_at): Return false if def_set dest
4002 is a REG that is used in def_insn.
4004 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
4006 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
4008 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
4011 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
4013 * target.h (struct gcc_target) <secondary_reload>: Change type
4014 of last argument to secondary_reload_info *.
4016 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
4019 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
4020 memory references with unaligned offsets. Remove CQImode handling.
4021 (unaligned_memory_operand): Return 1 for memory references with
4022 unaligned offsets. Remove CQImode handling.
4024 2010-01-18 Richard Guenther <rguenther@suse.de>
4027 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
4030 2010-01-18 Richard Guenther <rguenther@suse.de>
4032 PR tree-optimization/42781
4033 * tree-ssa-structalias.c (find_what_var_points_to): Skip
4034 restrict processing only if the original variable was artificial.
4036 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
4038 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
4039 find number of popped argument bytes.
4041 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
4042 Fix the text that describes the return value for invalid insns.
4044 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
4046 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
4047 Clarify what 'cost of the -dependence' is. Fix quoting.
4049 * toplev.c (default_get_pch_validity): Rename argument to "sz".
4050 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
4052 2010-01-17 Jakub Jelinek <jakub@redhat.com>
4054 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4055 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
4057 2010-01-17 Richard Guenther <rguenther@suse.de>
4060 * function.c (split_complex_args): Take a VEC to modify.
4061 (assign_parms_augmented_arg_list): Build a VEC instead of
4062 a chain of PARM_DECLs.
4063 (assign_parms_unsplit_complex): Take a VEC of arguments.
4064 Do not fixup unmodified parms.
4065 (assign_parms): Deal with the VEC.
4066 (gimplify_parameters): Likewise.
4068 2010-01-17 Richard Guenther <rguenther@suse.de>
4070 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
4071 node existence check.
4072 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
4073 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
4074 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
4075 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
4076 (gimple_execute_on_growing_pred): Likewise.
4078 2010-01-17 Richard Guenther <rguenther@suse.de>
4080 PR tree-optimization/42773
4081 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
4082 (compute_antic_aux): Likewise.
4083 (compute_partial_antic_aux): Likewise.
4085 2010-01-17 Jie Zhang <jie.zhang@analog.com>
4088 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
4091 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
4093 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
4096 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
4097 Fix markup for strict argument.
4099 (TARGET_SCHED_REORDER2): Fix argument types.
4101 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
4102 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
4104 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
4105 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
4107 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
4110 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
4111 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
4112 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
4113 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
4114 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
4116 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
4118 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
4120 (TARGET_ASM_RELOC_RW_MASK): Add return type.
4121 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
4123 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
4125 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
4128 (TARGET_ASM_NAMED_SECTION): Fix argument list.
4130 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
4131 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
4133 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
4135 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
4137 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
4138 referring to it. Fix language.
4140 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
4142 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
4144 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
4146 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
4148 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
4149 '@var{stream}. Remove stray 'and'.
4151 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
4153 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
4155 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
4157 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
4158 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
4160 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
4161 Fix description of return value.
4162 Rename argument "sz" to "len."
4164 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
4165 Clarify meaning of 'true' return value.
4167 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
4169 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
4170 rep_mode versus mode_rep.
4172 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
4174 (TARGET_BUILTIN_DECL): Fix name.
4176 (TARGET_COMMUTATIVE_P): Fix type of first argument.
4178 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
4180 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
4182 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
4184 (TARGET_RELAXED_ORDERING): Use @deftypevr.
4186 (TARGET_GET_DRAP_RTX): Note that this is a hook.
4189 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
4190 Rename argument tm_fn to md_fn.
4192 (TARGET_OPTION_PRINT): Fix argument list.
4194 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
4197 * config/i386/i386.c (ix86_fixup_binary_operands):
4198 Revert FMA4 fixup of operands.
4200 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4203 * Makefile.in (write_entries_to_file, install-plugin):
4204 Use \012 instead of \n with tr.
4206 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
4208 * configure.ac (HAVE_AS_REF): New C macro.
4209 * configure: Regenerate.
4210 * config.in: Likewise.
4211 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
4213 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
4216 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
4218 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
4220 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
4222 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
4224 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
4226 (TARGET_IN_SMALL_DATA_P): Fix argument type.
4228 (TARGET_BINDS_LOCAL_P): Fix argument type.
4230 (TARGET_ASM_FILE_END): Use prototype.
4232 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
4234 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
4236 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
4238 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
4240 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
4241 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
4243 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
4244 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
4246 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
4247 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4248 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
4249 (TARGET_ADDR_SPACE_CONVERT): Likewise.
4251 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
4253 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
4255 (TARGET_INIT_BUILTINS): Use prototype.
4257 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4258 Put 'const char *' in braces. Fix parameter types.
4259 (TARGET_INVALID_CONVERSION): Fix parameter types.
4260 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
4261 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
4263 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
4266 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
4268 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
4270 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
4272 * doc/tm.texi (TARGET_HELP): Fix return type.
4274 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
4275 in braces. Fix argument types.
4277 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
4279 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
4281 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
4283 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
4284 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
4286 (TARGET_MANGLE_TYPE): Fix argument types.
4288 (TARGET_IRA_COVER_CLASSES): Use prototype.
4290 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
4292 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
4294 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
4296 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
4298 (TARGET_CALLEE_COPIES): Fix argument types.
4300 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
4302 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
4304 (TARGET_FUNCTION_VALUE): Fix argument types.
4306 (TARGET_RETURN_IN_MSB): Fix argument type.
4308 (TARGET_RETURN_IN_MEMORY): Fix argument types.
4310 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
4312 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
4314 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
4315 agree with return type.
4317 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
4319 2010-01-15 Jing Yu <jingyu@google.com>
4321 PR rtl-optimization/42691
4322 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
4323 a pseudo to a constant and are merged, and adjust comments.
4325 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
4327 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
4329 2010-01-15 Richard Guenther <rguenther@suse.de>
4332 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
4333 labels of computed or non-local gotos to the destination.
4334 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
4335 landing pad label is the first label.
4337 2010-01-15 Richard Guenther <rguenther@suse.de>
4339 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
4341 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4344 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
4345 to allow generation of the xssqrtdp instruction on power7.
4346 (sqrtdf2_fpr): Ditto.
4348 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4351 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
4352 functions with noreturn attribute.
4355 * varasm.c (declare_weak): Add weak attribute to decl if it
4356 doesn't have one already.
4357 (assemble_external): Only add decls to weak_decls if they also
4358 have weak attribute.
4360 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
4362 * var-tracking.c (var_reg_delete): Don't delete the association
4363 between REGs and values or one-part variables if the register
4366 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4369 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
4370 because its first operand is a non-localized variable.
4372 2010-01-14 Martin Jambor <mjambor@suse.cz>
4374 PR tree-optimization/42706
4375 * tree-sra.c (encountered_recursive_call): New variable.
4376 (encountered_unchangable_recursive_call): Likewise.
4377 (sra_initialize): Initialize both new variables.
4378 (callsite_has_enough_arguments_p): New function.
4379 (scan_function): Call decl and flags check only for IPA-SRA, check
4380 whether there is a recursive call and whether it has enough arguments.
4381 (all_callers_have_enough_arguments_p): New function.
4382 (convert_callers): Look for recursive calls only when
4383 encountered_recursive_call is set.
4384 (ipa_early_sra): Bail out either if
4385 !all_callers_have_enough_arguments_p or
4386 encountered_unchangable_recursive_call.
4388 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4390 * sel-sched.c: Add 2010 to copyright years.
4391 * sel-sched-ir.c: Likewise.
4392 * sel-sched-ir.h: Likewise.
4394 2010-01-14 Martin Jambor <mjambor@suse.cz>
4396 PR tree-optimization/42714
4397 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
4398 constructors specially.
4400 2010-01-14 Andi Kleen <ak@linux.intel.com>
4402 * config/i386/drivers-i386.c (detect_caches_intel):
4403 Add l2sizekb parameter and fill in.
4404 (host_detect_local_cpu): Add l2sizekb, fill in.
4405 Add Atom small cache heuristic.
4407 2010-01-14 Andi Kleen <ak@linux.intel.com>
4409 * config/i386/drivers-i386.c (detect_caches_cpuid4):
4410 Add level3 parameter and fill in.
4411 (detect_caches_intel): Handle level3 cache.
4413 2010-01-14 Andi Kleen <ak@linux.intel.com>
4415 * config/i386/drivers-i386.c (host_detect_local_cpu):
4416 Fix core duo detection.
4418 2010-01-14 Andi Kleen <ak@linux.intel.com>
4420 * config/i386/drivers-i386.c (host_detect_local_cpu):
4423 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4425 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
4426 (rs6000_variable_issue_1): this. Use...
4427 (rs6000_variable_issue): here. Reimplement. Print debug info.
4429 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4431 * sel-sched-ir.c (sel_restore_other_notes): Rename to
4432 sel_restore_notes. Update all callers. Call reemit_notes
4435 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4437 PR rtl-optimization/42246
4438 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
4441 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4443 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
4444 all successors is the same as number of successors in current region.
4446 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4448 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
4449 to rename is not separable. Otherwise check that its LHS is not NULL.
4451 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4453 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
4455 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4457 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
4458 available registers when failed to discover LHS register class.
4459 Fix indentation. Update comment.
4461 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4462 Alexander Monakov <amonakov@ispras.ru>
4464 PR rtl-optimization/42389
4465 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
4467 (advance_state_on_fence): Likewise.
4468 (sel_target_adjust_priority): Print debug output only when
4469 sched_verbose >= 4, not 2.
4470 (get_expr_cost): Do not issue all unique insns on the next cycle.
4471 (fill_insns): Initialize can_issue_more from the value saved
4473 * sel-sched-ir.c (flist_add): New parameter issue_more.
4474 Init FENCE_ISSUE_MORE with it.
4475 (merge_fences): Likewise.
4476 (init_fences): Update call to flist_add.
4477 (add_to_fences, add_clean_fence_to_fences)
4478 (add_dirty_fence_to_fences): Likewise.
4479 (move_fence_to_fences): Update call to merge_fences.
4480 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
4482 * sel-sched-ir.h (struct _fence): New field issue_more.
4483 (FENCE_ISSUE_MORE): New accessor macro.
4485 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4487 PR rtl-optimization/42388
4488 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
4489 that have no predecessors nor successors. Do not call move_bb_info
4490 for empty blocks outside of current region.
4492 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4494 PR rtl-optimization/42294
4495 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
4496 * sel-sched.c (move_exprs_to_boundary): Transitively add all
4497 originators' originators.
4499 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4501 PR rtl-optimization/39453
4502 PR rtl-optimization/42246
4503 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
4505 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
4507 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4508 Alexander Monakov <amonakov@ispras.ru>
4511 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
4512 (maybe_tidy_empty_bb): ... here. Make static. Add new
4513 argument. Update all callers.
4514 (tidy_control_flow): ... and here. Recompute topological order
4515 of basic blocks in region if necessary.
4516 (sel_redirect_edge_and_branch): Change return type. Return true
4517 if topological order might have been invalidated.
4518 (purge_empty_blocks): Export and move from...
4519 * sel-sched.c (purge_empty_blocks): ... here.
4520 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
4521 (maybe_tidy_empty_bb): Delete prototype.
4522 (purge_empty_blocks): Declare.
4524 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4526 PR rtl-optimization/42249
4527 * sel-sched.c (try_replace_dest_reg): When chosen register
4528 and original register is the same, do not bail out early, but
4529 still check all original insns for validity of replacing destination
4530 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
4533 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4536 Port from no-undefined-overflow branch:
4537 2009-03-09 Richard Guenther <rguenther@suse.de>
4539 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
4541 2010-01-14 Richard Guenther <rguenther@suse.de>
4544 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
4546 2010-01-14 Ira Rosen <irar@il.ibm.com>
4548 PR tree-optimization/42709
4549 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
4550 as scalar type in creation of constant vector operand.
4552 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4555 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
4556 (check-parallel-%): Match `testsuite' directory component only
4559 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
4561 PR translation/39521
4562 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
4565 2010-01-13 Richard Guenther <rguenther@suse.de>
4567 PR tree-optimization/42730
4568 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
4571 2010-01-13 Steve Ellcey <sje@cup.hp.com>
4574 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
4575 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
4578 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
4580 * config/bfin/libgcc-bfin.ver: Regenerate based on current
4581 libgcc-std.ver. Add entries for ___smulsi3_highpart and
4582 ___umulsi3_highpart.
4584 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
4585 rather than schedule_insns if the pass is enabled.
4587 2010-01-13 Martin Jambor <mjambor@suse.cz>
4589 PR tree-optimization/42704
4590 * tree-sra.c (sra_modify_assign): Do not delete assignments to
4593 2010-01-13 Martin Jambor <mjambor@suse.cz>
4595 PR tree-optimization/42703
4596 * tree-sra.c (analyze_access_subtree): Check that we can build a
4597 reference to the original data within the aggregate.
4599 2010-01-13 Richard Guenther <rguenther@suse.de>
4601 PR tree-optimization/42705
4602 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
4604 2010-01-13 Richard Guenther <rguenther@suse.de>
4607 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
4609 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4612 * var-tracking.c (values_to_unmark): New variable.
4613 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4614 values_to_unmark vector. Moved body to...
4615 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4616 instead queue it into values_to_unmark vector.
4617 (vt_find_locations): Free values_to_unmark vector.
4619 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
4621 * config/s390/s390.c (override_options): Set
4622 default of max-pending-list-length to 256
4624 2010-01-13 Richard Guenther <rguenther@suse.de>
4627 * tree-pass.h (PROP_gimple_lcx): New.
4628 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
4629 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
4630 before the final cleanup_eh.
4631 (dump_properties): Dump PROP_gimple_lcx.
4632 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
4633 (tree_lower_complex_O0): Remove.
4634 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
4635 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
4636 tree_lower_complex, schedule TODO_update_ssa.
4637 * lto-streamer-out.c (output_function): Stream the functions
4639 * lto-streamer-in.c (input_function): Likewise.
4640 (lto_read_body): Do not override them here.
4642 2010-01-12 Joseph Myers <joseph@codesourcery.com>
4645 * c-typeck.c (build_c_cast): Fold value cast to union type before
4646 wrapping it in a CONSTRUCTOR.
4648 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4650 PR rtl-optimization/42699
4651 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
4654 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4656 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4657 SUBTARGET_WARN_UNUSED_SPEC): Move ...
4658 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4659 SUBTARGET_WARN_UNUSED_SPEC): ... here
4660 * config/mips/iris5.h (LIBGCC_SPEC): Define.
4662 2010-01-12 Julian Brown <julian@codesourcery.com>
4664 * config/arm/neon-schedgen.ml (Utils): Don't try to
4665 open missing module.
4666 (find_with_result): New.
4668 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4671 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
4672 sharing when canonicalizing ({lt,ge}u (plus a b) b).
4674 PR tree-optimization/42645
4675 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
4676 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
4677 decl_map, set processing_debug_stmt to -1 and return name without
4680 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
4682 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
4683 binutils version, and reword target configuration description.
4685 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4687 * config/avr/avr.h (LINKER_NAME): Remove.
4689 2010-01-11 Janis Johnson <janis187@us.ibm.com>
4692 * config/rs6000/rs6000.c (rs6000_override_options): On targets
4693 that support VSX, warn for -mno-altivec if vsx is not disabled,
4696 2010-01-11 Joseph Myers <joseph@codesourcery.com>
4697 Shujing Zhao <pearly.zhao@oracle.com>
4699 PR translation/42469
4700 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
4701 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
4702 character between option name and help text.
4703 * c.opt (imultilib): Likewise.
4705 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
4707 * lto-streamer-out.c (output_unreferenced_globals): Output static
4710 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
4712 PR rtl-optimization/42621
4713 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
4714 optimizing for size.
4715 (duplicate_computed_gotos): Remove now-redundant check.
4717 2010-01-10 Steve Ellcey <sje@cup.hp.com>
4720 * configure.ac: Save and restore LDFLAGS and LIBS
4721 * configure: Regenerate.
4723 2010-01-10 Richard Guenther <rguenther@suse.de>
4726 * builtins.c (fold_builtin_strlen): Add type argument and
4727 convert the resulting length to it.
4728 (fold_builtin_1): Adjust.
4730 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4732 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
4733 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
4735 (num_insns_constant_wide): Adjust for that change.
4737 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4740 * web.c (union_defs): Add used argument, to combine uses of
4742 (entry_register): Adjust type and tests of used argument.
4743 (web_main): Widen used for new use. Pass it to union_defs.
4744 * df.h (union_defs): Adjust prototype.
4746 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4749 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
4750 uses in new incoming argument. Free body.
4751 (reset_debug_uses_in_loop): New.
4752 (analyze_insn_to_expand_var): Call the latter if the former found
4753 anything. Fix whitespace. Reject invalid dest overlaps before
4754 going through all insns in the loop.
4756 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4759 * haifa-sched.c (dying_use_p): Debug insns don't count.
4761 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4764 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
4765 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
4766 (verify_gimple_call): Reject LHS in noreturn calls.
4768 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4772 * tree-vect-loop-manip.c (adjust_info): New type.
4773 (adjust_vec): New pointer to vector.
4774 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
4775 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
4776 (slpeel_update_phis_for_duplicate_loop): Use them.
4777 (slpeel_update_phi_nodes_for_guard1): Likewise.
4778 (slpeel_update_phi_nodes_for_guard2): Likewise.
4779 (slpeel_tree_peel_loop_to_edge): Likewise.
4780 (vect_update_ivs_after_vectorizer): Likewise.
4782 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4784 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
4785 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
4787 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4789 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
4790 bogus uninitialized warning.
4792 2010-01-09 Richard Guenther <rguenther@suse.de>
4795 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
4796 the evolution is compatible with the initial condition.
4798 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4800 * gcc.c (process_command): Update copyright notice dates.
4801 * gcov.c (print_version): Likewise.
4802 * gcov-dump.c (print_version): Likewise.
4803 * mips-tfile.c (main): Likewise.
4804 * mips-tdump.c (main): Likewise.
4806 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4809 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
4811 (rotlhi3_8): Delete.
4813 (rotlsi3_8): Delete.
4814 (rotlsi3_16): Delete.
4815 (rotlsi3_24): Delete.
4817 (*rotw<mode>3): New.
4818 (*rotb<mode>3): New.
4819 * config/avr/avr.c (avr_rotate_bytes): New function.
4820 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
4822 2010-01-08 Steve Ellcey <sje@cup.hp.com>
4825 * configure.ac: Modify -rdynamic check.
4826 * configure: Regenerate.
4828 2010-01-08 DJ Delorie <dj@redhat.com>
4830 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
4831 register popping order.
4833 2010-01-08 Richard Guenther <rguenther@suse.de>
4836 * c.opt (fsigned-char): Also let LTO handle this option.
4837 (funsigned-char): Likewise.
4839 2010-01-07 Richard Guenther <rguenther@suse.de>
4841 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
4842 (gimple_op): Likewise.
4843 (gimple_op_ptr): Likewise.
4844 (gimple_assign_set_lhs): Remove gcc_assert.
4845 (gimple_assign_set_rhs1): Likewise.
4846 (gimple_assign_set_rhs2): Likewise.
4847 (gimple_call_set_lhs): Likewise.
4848 (gimple_call_set_fn): Likewise.
4849 (gimple_call_set_fndecl): Likewise.
4850 (gimple_call_fndecl): Likewise.
4851 (gimple_call_return_type): Likewise.
4852 (gimple_call_set_chain): Likewise.
4853 (gimple_call_num_args): Likewise.
4854 (gimple_call_set_arg): Likewise.
4855 (gimple_cond_set_code): Likewise.
4856 (gimple_cond_set_lhs): Likewise.
4857 (gimple_cond_set_rhs): Likewise.
4858 (gimple_cond_set_true_label): Likewise.
4859 (gimple_cond_set_false_label): Likewise.
4860 (gimple_label_set_label): Likewise.
4861 (gimple_goto_set_dest): Likewise.
4862 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
4863 (gimple_debug_bind_get_value): Likewise.
4864 (gimple_debug_bind_get_value_ptr): Likewise.
4865 (gimple_debug_bind_set_var): Likewise.
4866 (gimple_debug_bind_set_value): Likewise.
4867 (gimple_debug_bind_reset_value): Likewise.
4868 (gimple_debug_bind_has_value_p): Likewise.
4869 (gimple_return_retval_ptr): Remove gcc_assert.
4870 (gimple_return_retval): Likewise.
4871 (gimple_return_set_retval): Likewise.
4872 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
4873 (safe_referenced_var_iterator): Remove.
4874 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
4875 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
4876 (fill_referenced_var_vec): Remove.
4877 (first_readonly_imm_use): Remove redundant gcc_assert.
4878 (phi_arg_index_from_use): Combine gcc_asserts.
4879 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
4880 (first_imm_use_stmt): Remove redundant gcc_assert.
4881 * tree-cfg.c (verify_gimple_call): Verify function and chain
4882 operands. Verify arguments.
4883 (verify_types_in_gimple_stmt): Verify condition code and labels.
4885 2010-01-07 Richard Guenther <rguenther@suse.de>
4887 PR tree-optimization/42641
4888 * sese.c (rename_map_elt_info): Use the SSA name version, do
4891 2010-01-07 Jakub Jelinek <jakub@redhat.com>
4893 PR tree-optimization/42625
4894 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
4895 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
4897 2010-01-07 Duncan Sands <baldrick@free.fr>
4899 * Makefile.in (PLUGIN_HEADERS): Add version.h.
4901 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
4904 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
4905 note itself is not function_invariant_p.
4907 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
4909 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
4910 Do not add the DF_NOTE problem.
4911 * store-motion.c (execute_rtl_store_motion): Likewise.
4913 2010-01-07 Martin Jambor <mjambor@suse.cz>
4915 PR tree-optimization/42157
4916 * tree-sra.c (compare_access_positions): Stabilize sort if both
4917 accesses have integer types, return zero immediately if they are the
4920 2010-01-06 Richard Henderson <rth@redhat.com>
4923 * haifa-sched.c (add_to_note_list): Merge into ...
4924 (concat_note_lists): ... here, and ...
4925 (unlink_other_notes, rm_other_notes): Merge into...
4926 (remove_notes): ... here. Create REG_SAVE_NOTEs for
4927 NOTE_INSN_EPILOGUE_BEG.
4929 2010-01-06 Richard Guenther <rguenther@suse.de>
4931 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
4932 not inline regular functions into always-inline functions.
4934 2010-01-06 Nick Clifton <nickc@redhat.com>
4936 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
4937 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
4939 (OVERRIDE_OPTIONS): Delete.
4940 (OPTIMIZATION_OPTIONS): Define.
4941 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
4942 * config/rx/rx.c (rx_handle_option): Issue an error message if
4943 -mcpu=rx200 and -fpu are used together.
4944 (rx_set_optimization_options): New function. Issue an error
4945 message if an optimization attribute attempts to reset the FPU/
4946 math optimization pairing.
4947 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
4948 * config/rx/rx.opt: Set the default to 32-bit doubles.
4949 * config/rx/t-rx: Add multilibs for -nofpu option.
4950 * doc/invoke.texi: Update documentation of RX options.
4952 2010-01-06 Richard Guenther <rguenther@suse.de>
4954 * tree-ssa-pre.c (name_to_id): New global.
4955 (alloc_expression_id): Simplify SSA name handling.
4956 (lookup_expression_id): Likewise.
4957 (init_pre): Zero name_to_id.
4958 (fini_pre): Free it.
4960 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
4962 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
4964 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
4967 * config/i386/sse.md (smaxv2di3): New.
4968 (umaxv2di3): Likewise.
4969 (sminv2di3): Likewise.
4970 (uminv2di3): Likewise.
4972 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
4975 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
4976 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
4977 (legitimize_tls_address): Likewise.
4978 (sparc_tls_referenced_p): Likewise.
4979 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
4980 and adjust calls to legitimize_pic_address.
4981 (legitimate_constant_p) Use sparc_tls_referenced_p.
4982 (legitimate_pic_operand_p): Likewise.
4983 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
4984 (sparc_tls_symbol_ref_1): Delete.
4985 (sparc_tls_referenced_p): Make static, recognize specific patterns.
4986 (legitimize_tls_address): Make static, handle CONST patterns.
4987 (legitimize_pic_address): Make static, remove unused parameter and
4988 adjust recursive calls.
4989 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
4990 and adjust call to legitimize_pic_address.
4991 (sparc_output_mi_thunk): Likewise.
4993 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
4994 H.J. Lu <hongjiu.lu@intel.com>
4997 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
4998 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
4999 operands to make them signed.
5002 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5005 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5006 GTU to GT for V4SI and V2DI.
5008 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5009 (umin<mode>3): Removed.
5011 (uminv4si3): Likewise.
5013 2010-01-05 Martin Jambor <mjambor@suse.cz>
5015 PR tree-optimization/42462
5016 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
5017 current_function_decl to helper functions and macros.
5019 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5022 * flags.h: Don't include real.h.
5023 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
5024 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
5025 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
5026 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
5027 * dominance.c: Update copyright.
5028 * gimple.c (walk_gimple_op): Remove inline.
5029 * tree-ssa-reassoc.c: Include real.h.
5030 * Makefile.in (FLAGS_H): Remove $(REAL_H).
5031 (tree-ssa-reassoc.o): Depend on $(REAL_H).
5033 2010-01-05 Nick Clifton <nickc@redhat.com>
5035 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
5036 register to push into the stack frame when the accumulator has to
5037 be saved during interrupts.
5039 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
5041 * doc/invoke.texi: Remove the documentation about option
5043 * common.opt (Wunreachable-code): Preserved for backward
5045 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
5046 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
5047 the backward compatibility flag section.
5049 2010-01-05 Richard Guenther <rguenther@suse.de>
5051 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
5053 2010-01-05 Jakub Jelinek <jakub@redhat.com>
5056 * cfgexpand.c (expand_one_var): Diagnose too large variables.
5058 PR tree-optimization/42508
5059 * tree-sra.c (convert_callers): Check for recursive call
5060 by comparing cgraph nodes instead of decls.
5061 (modify_function): Call ipa_modify_formal_parameters also
5062 on all same_body aliases.
5064 * cgraphunit.c (cgraph_materialize_all_clones): Compare
5065 cgraph nodes when checking for same_body aliases.
5067 2010-01-05 Richard Guenther <rguenther@suse.de>
5069 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
5070 allocation and lookup.
5071 (get_or_alloc_expr_for_constant): Likewise.
5072 (phi_translate): Sink allocation.
5074 2010-01-04 Richard Guenther <rguenther@suse.de>
5076 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
5077 a new entry only if needed.
5078 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
5079 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
5081 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
5083 (phi_translate): Handle CONSTANTs early.
5085 2010-01-04 Martin Jambor <mjambor@suse.cz>
5087 PR tree-optimization/42398
5088 * tree-sra.c (struct access): Removed flag grp_different_types.
5089 (dump_access): Do not dump the removed flag.
5090 (sort_and_splice_var_accesses): Do not set the removed flag.
5091 (sra_modify_expr): Check for type compatibility directly.
5093 2010-01-04 Martin Jambor <mjambor@suse.cz>
5095 PR tree-optimization/42366
5096 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
5097 edges with variable number of parameters.
5098 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
5099 flag instead of asserting it.
5100 (ipa_read_node_info): Read uses_analysis_done flag.
5102 2010-01-04 Richard Guenther <rguenther@suse.de>
5104 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
5105 iterative_hash_* as intended.
5106 (vn_reference_compute_hash): Likewise. Simplify hashing
5108 (vn_reference_lookup_2): Likewise.
5109 (vn_nary_op_compute_hash): Likewise.
5110 (vn_phi_compute_hash): Likewise.
5111 (expressions_equal_p): Remove strange code.
5112 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
5113 (pre_expr_hash): Likewise. Simplify hashing SSA names.
5114 (bitmap_insert_into_set_1): Take value-id as parameter.
5115 (add_to_value): Pass it.
5116 (bitmap_insert_into_set): Likewise.
5117 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
5119 2010-01-04 Jakub Jelinek <jakub@redhat.com>
5122 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
5123 (do_self_spec): For switches with SWITCH_IGNORE set set also
5124 SWITCH_IGNORE_PERMANENTLY.
5125 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
5128 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
5130 * lto-streamer-out.c (output_unreferenced_globals): Output the full
5131 tree of an unreferenced global var.
5133 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5136 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5137 GTU to GT for V4SI and V2DI.
5139 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5140 (umin<mode>3): Removed.
5142 (uminv4si3): Likewise.
5144 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5147 * collect2.c (main): Turn on trace in collect2 if -v is passed
5150 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
5152 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
5153 description of expression operand.
5155 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
5157 * configure.ac: Add install-html to target_list for Make-hooks.
5158 * configure: Regenerate.
5159 * fortran/Make-lang.in (F95_HTMLFILES): New.
5160 (fortran.html): Use it.
5161 (fortran.install-html): New.
5162 * Makefile.in (install-html): Add lang.install-html.
5163 * java/Make-lang.in (JAVA_HTMLFILES): New.
5164 (java.html): Use it.
5165 (java.install-html): New.
5166 * objc/Make-lang.in (objc.install-html): New.
5167 * objcp/Make-lang.in (obj-c++.install-html): New.
5168 * cp/Make-lang.in (c++.install-html): New.
5169 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
5170 * lto/Make-lang.in (lto.install-html): New.
5172 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5175 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
5177 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
5179 PR rtl-optimization/41862
5180 * store-motion.c (store_killed_in_insn, compute_store_table,
5181 remove_reachable_equiv_notes, replace_store_insn,
5182 build_store_vectors): Ignore all DEBUG_INSNs.
5184 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5187 * common.opt: Add dumpdir.
5189 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
5191 (option_map): Add --dumpdir.
5193 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
5195 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
5197 * opts.c (decode_options): Try dump_dir_name first if
5198 dump_base_name isn't an absolute path.
5199 (common_handle_option): Handle OPT_dumpdir.
5201 * toplev.c (dump_dir_name): New.
5202 (print_switch_values): Also ignore -dumpdir.
5204 * toplev.h (dump_dir_name): New.
5206 2010-01-03 Richard Guenther <rguenther@suse.de>
5208 PR tree-optimization/42589
5209 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
5210 double-word expansion of bswap32.
5212 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
5214 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
5215 with BLOCK_FOR_INSN.
5216 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
5217 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
5218 noce_process_if_block): Likewise.
5219 * gcse.c (compute_local_properties, insert_expr_in_table,
5220 insert_set_in_table, canon_list_insert, find_avail_set,
5221 pre_insert_copy_insn): Likewise.
5223 * basic-block.h (BLOCK_NUM): Move from here...
5224 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
5226 2010-01-03 Richard Guenther <rguenther@suse.de>
5228 PR tree-optimization/42438
5229 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
5230 contains_may_not_return_call flag.
5231 (BB_MAY_NOTRETURN): New.
5232 (valid_in_sets): Trapping nary operations are not valid
5233 in blocks that may not return.
5234 (insert_into_preds_of_block): Remove check for trapping expressions.
5235 (compute_avail): Compute also BB_MAY_NOTRETURN.
5237 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
5239 * doc/invoke.texi: Add 2010 to copyright years.
5241 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
5243 * config/sparc/sparc.c: Fix formatting nits.
5245 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
5246 Alexander Monakov <amonakov@ispras.ru>
5248 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
5250 2010-01-02 Richard Guenther <rguenther@suse.de>
5253 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
5254 (simplify_switch_using_ranges): Mark to be removed edges
5257 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5259 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5261 * collect2.c (scan_libraries): Add missing argument in call to
5264 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
5267 * config/alpha/predicates.md (aligned_memory_operand): Return false
5269 (unaligned_memory_operand): Return true for CQImode.
5270 * config/alpha/alpha.c (get_aligned_mem): Assert that location
5271 doesn not cross aligned SImode word boundary.
5273 2010-01-02 Anatoly Sokolov <aesok@post.ru>
5275 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
5277 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
5278 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
5280 2010-01-02 Richard Guenther <rguenther@suse.de>
5283 * toplev.c (compile_file): Emit LTO marker properly. Change
5285 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
5287 2010-01-01 Richard Guenther <rguenther@suse.de>
5290 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
5292 2010-01-01 Richard Guenther <rguenther@suse.de>
5295 * c-decl.c (grokdeclarator): For zero-size arrays force
5296 structural equality checks as layout_type does.
5298 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5300 * builtins.c: Update copyright to 2010.
5302 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5305 * lto-streamer-out.c (produce_asm): Revert the last change.
5306 (copy_function): Likewise.
5308 * lto-streamer.c (lto_get_section_name): Skip any leading
5311 2010-01-01 Richard Guenther <rguenther@suse.de>
5314 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
5318 Copyright (C) 2010 Free Software Foundation, Inc.
5320 Copying and distribution of this file, with or without modification,
5321 are permitted in any medium without royalty provided the copyright
5322 notice and this notice are preserved.