1 2010-04-09 Richard Guenther <rguenther@suse.de>
3 * target.h (builtin_conversion): Pass in input and output types.
4 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
5 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
6 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
7 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
9 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
11 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
13 2010-04-09 Richard Guenther <rguenther@suse.de>
16 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
18 2010-04-09 Richard Guenther <rguenther@suse.de>
20 * tree-vectorizer.h (struct _stmt_vec_info): Document
21 that vectype is the type of the LHS.
22 (supportable_widening_operation, supportable_narrowing_operation):
23 Get both input and output vector types as arguments.
24 (vect_is_simple_use_1): Declare.
25 (get_same_sized_vectype): Likewise.
26 * tree-vect-loop.c (vect_determine_vectorization_factor):
27 Set STMT_VINFO_VECTYPE to the vector type of the def.
28 (vectorizable_reduction): Adjust.
29 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
30 Adjust. Specify the output vector type.
31 (vect_pattern_recog_1): Adjust.
32 * tree-vect-stmts.c (get_same_sized_vectype): New function.
33 (vectorizable_call): Adjust.
34 (vectorizable_conversion): Likewise.
35 (vectorizable_operation): Likewise.
36 (vectorizable_type_demotion): Likewise.
37 (vectorizable_type_promotion): Likewise.
38 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
40 (vect_is_simple_use_1): New function.
41 (supportable_widening_operation): Get both input and output
43 (supportable_narrowing_operation): Likewise.
44 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
46 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
48 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
49 __thiscall and _thiscall as predefined macros.
50 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
51 thiscall attribute handling.
52 (ix86_comp_type_attributes): Likewise.
53 (ix86_function_regparm): Likewise.
54 (ix86_return_pops_args): Likewise.
55 (init_cumulative_args): Likewise.
56 (find_drap_reg): Likewise.
57 (ix86_static_chain): Likewise.
58 (x86_this_parameter): Likewise.
59 (x86_output_mi_thunk): Likewise.
60 (ix86_attribute_table): Add description for thiscall attribute.
61 * config/i386/i386.h (ix86_args): Adjust comment for member
63 * doc/extend.texi: Add documentation for thiscall.
65 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
68 * c.opt (Wint-to-pointer-cast): Available in C++.
69 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
71 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
73 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
74 * calls.c (expand_call): Pass the function type to aggregate_value_p.
75 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
76 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
77 function type instead. Reorder and simplify checks.
79 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
81 2010-04-08 Jing Yu <jingyu@google.com>
82 Zdenek Dvorak <ook@ucw.cz>
84 PR tree-optimization/42720
85 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
86 loop unswitch conditions here from
87 (tree_unswitch_single_loop).
89 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
91 * tree-if-conv.c: Fix comments and simplify logic.
93 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
95 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
96 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
97 (main_tree_if_conversion): Update call to tree_if_conversion.
99 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
102 * doc/invoke.texi (-b,-V): Delete.
103 * doc/tm.texi: Do not mention -b.
104 * gcc.c (display_help): Delete -b and -V.
105 (process_command): Delete -b and -V.
106 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
108 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
109 Wolfgang Gellerich <gellerich@de.ibm.com>
111 Implement target hook for loop unrolling
112 * target.h (loop_unroll_adjust): Add a new target hook function.
113 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
114 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
115 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
116 (s390_loop_unroll_adjust): Implement the new target hook for s390.
117 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll target hook
118 (decide_unroll_stupid): Likewise.
120 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
123 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
125 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
127 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
128 (Specific, *-*-solaris2*): Likewise.
129 Don't prefer Sun as over GNU as.
131 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
133 * config/s390/s390.c (override_options): Adjust the z10
134 defaults for max-unroll-times, max-completely-peeled-insns
135 and max-completely-peel-times.
137 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
139 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
140 instructions for z10.
141 (s390_expand_setmem): Likewise.
142 (s390_expand_cmpmem): Likewise.
144 2010-04-08 Richard Guenther <rguenther@suse.de>
146 PR tree-optimization/43679
147 * tree-ssa-pre.c (eliminate): Only propagate copies.
149 2010-04-08 Jakub Jelinek <jakub@redhat.com>
152 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
153 set but not used variable warning.
155 2010-04-08 Wei Guozhi <carrot@google.com>
158 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
159 (arm_size_rtx_costs): Call the new function when optimized for size.
161 2010-04-08 Jakub Jelinek <jakub@redhat.com>
164 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
165 op0 is not a MEM, just return NULL instead of assertion
167 (discover_nonconstant_array_refs): Don't walk debug stmts.
169 2010-04-08 Doug Kwan <dougkwan@google.com>
171 * configure.ac: Recognize gold and do not use its version number
173 * configure: Regenerate.
175 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
178 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
179 (negate_value): Move code to push elements to broken_up_substracts ...
180 (eliminate_plus_minus_pair): ... here. Push operands that have no
181 negative pair to plus_negates.
182 (repropagate_negates, init_reassoc, fini_reassoc): Update.
184 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
186 * doc/install.texi (Configuration): Move description of
187 --enable-lto, --with-libelf*, --enable-gold from Java section to
190 * doc/generic.texi (Working with declarations)
191 (Function Properties, C and C++ Trees): Fix typos.
192 * doc/sourcebuild.texi (Top Level): Likewise.
194 2010-04-07 Jakub Jelinek <jakub@redhat.com>
197 * tree.h (DECL_READ_P): Define.
198 (struct tree_decl_common): Add decl_read_flag.
199 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
200 a set but not used warning.
201 (merge_decls): Merge DECL_READ_P flag.
202 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
203 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
204 * c-common.c (handle_used_attribute, handle_unused_attribute):
206 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
208 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
210 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
211 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
212 c_parser_binary_expression, c_parser_cast_expression,
213 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
214 Call default_function_array_read_conversion instead of
215 default_function_array_conversion where needed.
216 (c_parser_unary_expression, c_parser_conditional_expression,
217 c_parser_postfix_expression_after_primary, c_parser_initelt):
218 Likewise. Call mark_exp_read where needed.
219 (c_parser_statement_after_labels, c_parser_asm_operands,
220 c_parser_typeof_specifier, c_parser_sizeof_expression,
221 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
223 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
225 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
226 (warn_unused_but_set_parameter): Default to warn_unused
228 * doc/invoke.texi: Document -Wunused-but-set-variable and
229 -Wunused-but-set-parameter.
231 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
233 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
234 when operandN variables aren't used in the body of the expander
236 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
237 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
238 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
239 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
240 FOR_EACH_IMM_USE_ON_STMT): Likewise.
241 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
242 * tree.c (PROCESS_ARG): Likewise.
244 2010-04-07 Simon Baldwin <simonb@google.com>
246 * diagnostic.h (diagnostic_override_option_index): New macro to
247 set a diagnostic's option_index.
248 * c-tree.h (c_cpp_error): Add warning reason argument.
249 * opts.c (_warning_as_error_callback): New.
250 (register_warning_as_error_callback): Store callback for
251 warnings enabled via enable_warning_as_error.
252 (enable_warning_as_error): Call callback, minor code tidy.
253 * opts.h (register_warning_as_error_callback): Declare.
254 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
255 response to -Werror=.
256 (c_common_init_options): Register warning_as_error_callback in opts.c.
257 * common.opt: Add -Wno-cpp option.
258 * c-common.c (struct reason_option_codes_t): Map cpp warning
259 reason codes to gcc option indexes.
260 * (c_option_controlling_cpp_error): New function, lookup the gcc
261 option index for a cpp warning reason code.
262 * (c_cpp_error): Add warning reason argument, call
263 c_option_controlling_cpp_error for diagnostic_override_option_index.
264 * doc/invoke.texi: Document -Wno-cpp.
266 2010-04-07 Richard Guenther <rguenther@suse.de>
268 * ipa-reference.c (mark_load): Use get_base_address.
269 (mark_store): Likewise.
271 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
272 inserting GIMPLE_NOPs into the IL.
273 * tree-ssa-structalias.c (get_constraint_for_component_ref):
274 Explicitly strip handled components and indirect references.
276 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
277 folding address expressions.
278 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
279 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
280 operand_equal_p to compare decls.
281 (ptr_deref_may_alias_decl_p): Likewise.
282 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
283 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
284 Handle reversed comparison ops.
285 * tree-sra.c (asm_visit_addr): Use get_base_address.
286 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use
288 * ipa-reference.c (mark_address): Use get_base_address.
290 2010-04-07 Richard Guenther <rguenther@suse.de>
292 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
293 Propagate constants everywhere.
295 2010-04-07 Jakub Jelinek <jakub@redhat.com>
298 * tree.c (MAX_INT_CACHED_PREC): Define.
299 (nonstandard_integer_type_cache): New array.
300 (build_nonstandard_integer_type): Cache results for precision
301 <= MAX_INT_CACHED_PREC.
303 2010-04-07 Richard Guenther <rguenther@suse.de>
305 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
306 -fargument-noalias-global, -fargument-noalias-anything): Remove.
307 * common.opt: Likewise.
308 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust
310 * alias.c (base_alias_check): Remove flag_argument_noalias
312 (nonoverlapping_memrefs_p): Likewise.
313 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
314 * opts.c (common_handle_option): Handle OPT_fargument_alias,
315 OPT_fargument_noalias, OPT_fargument_noalias_anything and
316 OPT_fargument_noalias_global for backward compatibility.
318 2010-04-07 Richard Guenther <rguenther@suse.de>
320 PR tree-optimization/43270
321 * tree-vrp.c (check_array_ref): Fix flexible array member
323 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
324 * tree-ssa-pre.c (phi_translate_1): Adjust.
325 (fully_constant_expression): Split out vn_reference handling to ...
326 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
327 Fold reads from constant strings.
328 (vn_reference_lookup): Handle fully constant references.
329 (vn_reference_lookup_pieces): Likewise.
330 * Makefile.in (expmed.o-warn): Add -Wno-error.
332 2010-04-07 Martin Jambor <mjambor@suse.cz>
334 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
336 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
339 * gcc.c: Add -static-libstdc++ to list of recognized options.
341 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
343 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to
346 2010-04-07 Richard Guenther <rguenther@suse.de>
349 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with
350 pointer bases build simple mem attributes to retain
351 points-to information.
353 2010-04-07 Richard Guenther <rguenther@suse.de>
356 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
357 preserve points-to related information.
359 2010-04-07 Richard Guenther <rguenther@suse.de>
362 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
363 discard plain indirect references.
364 * fold-const.c (operand_equal_p): Guard against NULL_TREE
366 * tree.c (tree_nop_conversion): Likewise.
368 2010-04-07 Dodji Seketeli <dodji@redhat.com>
371 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
373 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
375 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
376 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
378 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
380 * tree-if-conv.c: Fix indentation and comments.
382 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
384 * tree-if-conv.c: Sort static functions in topological order.
386 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
388 * tree-if-conv.c: Fix indentation and comments.
390 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
393 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
394 lang_hooks.types.type_for_size instead of build_nonstandard_integer_type.
395 When converting an unsigned type to signed, double its precision.
396 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
397 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
398 (graphite_create_new_loop_guard): When ub + 1 wraps around, use lb <= ub.
400 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
403 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
404 POINTER_PLUS_EXPR for pointer types.
406 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
409 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
410 * graphite-clast-to-gimple.c: Include langhooks.h.
411 (max_signed_precision_type): New.
412 (max_precision_type): Takes two types as arguments.
413 (precision_for_value): New.
414 (precision_for_interval): New.
415 (gcc_type_for_interval): New.
416 (gcc_type_for_value): New.
417 (gcc_type_for_clast_term): New.
418 (gcc_type_for_clast_red): New.
419 (gcc_type_for_clast_bin): New.
420 (gcc_type_for_clast_expr): Split up into several functions.
421 (gcc_type_for_clast_eq): Rewritten.
422 (compute_bounds_for_level): New.
423 (compute_type_for_level_1): New.
424 (compute_type_for_level): New.
425 (gcc_type_for_cloog_iv): Removed.
426 (gcc_type_for_iv_of_clast_loop): Rewritten.
427 (graphite_create_new_loop): Compute the lower and upper bound types
428 with gcc_type_for_clast_expr.
429 (graphite_create_new_loop_guard): Same.
430 (find_cloog_iv_in_expr): Removed.
431 (compute_cloog_iv_types_1): Removed.
432 (compute_cloog_iv_types): Removed.
433 (gloog): Do not call compute_cloog_iv_types.
434 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
436 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
437 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
438 (GBB_CLOOG_IV_TYPES): Removed.
440 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
442 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
443 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
444 (detect_commutative_reduction): Same.
446 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
448 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
449 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
451 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
452 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
453 (rewrite_commutative_reductions_out_of_ssa): Same.
454 * passes.c (execute_function_todo): Call verify_ssa for every pass
455 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
456 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
457 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
458 with an extra argument.
459 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
460 verify_ssa only when the extra argument is true.
461 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
462 with an extra argument.
463 (tree_transform_and_unroll_loop): Same.
465 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
467 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
468 for all the passes of the LNO having LOOP_CLOSED_SSA.
469 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
470 * tree-loop-distribution.c (pass_loop_distribution): Same.
471 * tree-pass.h (TODO_verify_loops): Removed.
472 * tree-ssa-loop.c (pass_tree_loop_init): Same.
474 (pass_tree_unswitch): Same.
475 (pass_predcom): Same.
476 (pass_vectorize): Same.
477 (pass_linear_transform): Same.
478 (pass_graphite_transforms): Same.
479 (pass_iv_canon): Same.
480 (pass_complete_unroll): Same.
481 (pass_complete_unrolli): Same.
482 (pass_parallelize_loops): Same.
483 (pass_loop_prefetch): Same.
484 (pass_iv_optimize): Same.
486 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
489 * passes.c (init_optimization_passes): Move pass_lim before
490 pass_copy_prop and pass_dce_loop.
492 2010-04-06 Jakub Jelinek <jakub@redhat.com>
495 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
496 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
497 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
498 MULTI_* defines for 4 argument vpermil2p* builtins.
500 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
502 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
503 * config/i386/i386.c (x86_maybe_negate_const_int): New.
504 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
505 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
506 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
507 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
508 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
509 Use x86_maybe_negate_const_int to output insn mnemonic.
510 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
511 check from instruction predicate. Update comments.
512 * config/i386/sync.md (sync_add<mode>): Use
513 x86_maybe_negate_const_int to output insn mnemonic.
515 2010-04-06 Jan Hubicka <jh@suse.cz>
517 PR tree-optimization/42906
518 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
519 IGNORE_SELF argument. Set visited_control_parents for fully
521 (find_obviously_necessary_stmts): Update call of
522 mark_control_dependent_edges_necessary.
523 (propagate_necessity): Likewise. Handle PHI edges more curefully.
525 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
527 * config/i386/i386.md: Remove comment about 'e' and 'E'
530 2010-04-06 Richard Guenther <rguenther@suse.de>
532 PR tree-optimization/43627
533 * tree-vrp.c (extract_range_from_unary_expr): Widenings
534 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
537 2010-04-06 Jakub Jelinek <jakub@redhat.com>
539 * BASE-VER: Change to 4.6.0.
542 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
545 2010-04-06 Richard Guenther <rguenther@suse.de>
548 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
550 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
552 * doc/invoke.texi (Optimize Options): Document that LTO
553 won't remove object access purely due to incompatible
556 2010-04-04 Matthias Klose <doko@ubuntu.com>
558 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
561 2010-04-03 Richard Guenther <rguenther@suse.de>
564 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
565 require a non-NULL MEM_OFFSET.
567 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
569 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
570 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
571 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
572 config/alpha/predicates.md, config/arm/arm.md,
573 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
574 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
575 config/darwin9.h, config/darwin.c, config/darwin.h,
576 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
577 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
578 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
579 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
580 config/mips/mips.md, config/mn10300/mn10300.c,
581 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
582 config/rs6000/aix.h, config/rs6000/dfp.md,
583 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
584 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
585 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
586 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
587 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
588 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
589 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
590 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
591 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
592 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
593 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
594 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
595 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
596 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
597 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
598 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
599 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
600 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
601 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
602 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
603 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
604 opt-functions.awk, opth-gen.awk, params.def, passes.c,
605 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
606 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
607 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
608 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
609 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
610 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
611 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
612 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
613 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
614 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
615 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
616 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
617 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
618 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
620 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
623 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
624 * aclocal.m4: Regenerate.
626 2010-04-02 Richard Guenther <rguenther@suse.de>
628 PR tree-optimization/43629
629 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
630 if we have seen a constant value.
632 2010-04-02 Joseph Myers <joseph@codesourcery.com>
634 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for
637 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
640 * arm.c (legitimize_tls_address): Adjust call to
641 gen_tls_load_dot_plus_four.
642 (arm_note_pic_base): New function.
643 (arm_cannot_copy_insn_p): Use it.
644 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
647 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
652 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
654 * Makefile.in ($(out_object_file)): Depend on
655 gt-$(basename $(notdir $(out_file))).h.
657 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
659 * config.gcc (lm32-*-rtems*): Add t-lm32.
661 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
663 * config.gcc: Add lm32-*-rtems*.
664 * config/lm32/rtems.h: New file.
666 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
669 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
671 2010-04-01 Jakub Jelinek <jakub@redhat.com>
673 * dwarf2out.c (output_compilation_unit_header): For
674 -gdwarf-4 use version 4 instead of version 3.
675 (output_line_info): For version 4 and above emit additional
676 maximum ops per insn header field.
677 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
679 * dwarf2out.c (is_c_family, is_java): Remove.
680 (lower_bound_default): New function.
681 (add_bound_info, gen_descr_array_type_die): Use it.
683 2010-04-01 Dodji Seketeli <dodji@redhat.com>
686 * dwarf2out.c (gen_variable_die): Allow debug info for variable
687 re-declaration when it happens in a function.
689 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
691 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
692 (cgraph_remove_function_insertion_hook): Same.
693 (cgraph_call_function_insertion_hooks): Same.
695 2010-04-01 Richard Guenther <rguenther@suse.de>
698 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
699 and TREE_THIS_VOLATILE.
700 (copy_ref_info): Likewise.
701 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
702 * tree.c (build6_stat): Ignore side-effects of all but arg5
703 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
706 2010-04-01 Richard Guenther <rguenther@suse.de>
708 PR tree-optimization/43607
709 * ipa-type-escape.c (check_call): Do not access non-existing
712 2010-04-01 Richard Guenther <rguenther@suse.de>
716 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
717 Jack Howarth <howarth@bromo.med.uc.edu>
719 * tree-profile.c (tree_init_ic_make_global_vars): Make static
722 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
724 * doc/install.texi (Prerequisites): Document libelf usability on
725 IRIX 5/6 and Solaris 2.
726 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
727 Update GNU as, GNU ld requirements.
728 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
729 Document Sun Studio compiler download.
730 Update and simplify as, ld recommendations.
731 (Specific, *-*-solaris2.7): Note obsoletion, removal.
733 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
735 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
736 with_tune_32 to pentium4.
738 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
740 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
742 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
744 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
747 Document GNU as requirement.
748 Update configure requirements.
749 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion,
751 Recomment IRIX 6.5.18+.
752 Document IDF/IDL requirement.
753 Document GNU as requirement.
754 Document GNU ld bootstrap failure.
755 Remove freeware.sgi.com reference.
757 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
759 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
760 UNIX V4.0, V5.0 obsoletion, removal.
761 Remove --with-gc=simple reference.
762 Update VM requirements during bootstrap.
763 Remove -oldas bootstrap description.
764 Update binutils reference.
765 Remove comparison failure note.
767 2010-03-31 Richard Guenther <rguenther@suse.de>
768 Zdenek Dvorak <ook@ucw.cz>
769 Sebastian Pop <sebastian.pop@amd.com>
772 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
773 with multiple arguments.
774 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
776 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
778 * graphite-dependences.c (print_pddr): Call print_pdr with an
780 * graphite-poly.c (debug_pdr): Add an extra argument for the
783 (print_pbb_domain): Same.
785 (print_scop_context): Same.
788 (debug_pbb_domain): Same.
792 (debug_scop_context): Same.
795 (print_scop_params): Same.
796 (debug_scop_params): Same.
797 (print_iteration_domain): Same.
798 (print_iteration_domains): Same.
799 (debug_iteration_domain): Same.
800 (debug_iteration_domains): Same.
801 (print_scattering_function): Same.
802 (print_scattering_functions): Same.
803 (debug_scattering_function): Same.
804 (debug_scattering_functions): Same.
805 * graphite-poly.h (debug_pdr): Update declaration.
807 (print_pbb_domain): Same.
809 (print_scop_context): Same.
812 (debug_pbb_domain): Same.
816 (debug_scop_context): Same.
819 (print_scop_params): Same.
820 (debug_scop_params): Same.
821 (print_iteration_domain): Same.
822 (print_iteration_domains): Same.
823 (debug_iteration_domain): Same.
824 (debug_iteration_domains): Same.
825 (print_scattering_function): Same.
826 (print_scattering_functions): Same.
827 (debug_scattering_function): Same.
828 (debug_scattering_functions): Same.
830 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
832 * graphite-poly.c (print_scattering_function_1): New.
833 (print_scattering_function): Call it.
834 (print_scop_params): Remove spaces at the end of lines.
837 * graphite-poly.h (print_cloog): Declared.
838 (debug_cloog): Declared.
840 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
842 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
844 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
845 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
846 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
847 to switch between adding the IV bump in loop->latch or in loop->header.
849 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
851 * graphite-poly.c (print_scattering_function): Pretty print following
854 (print_pbb_domain): Same.
855 (dump_gbb_cases): Same.
856 (dump_gbb_conditions): Same.
859 (print_scop_params): Same.
860 (print_scop_context): Same.
862 (print_pbb_body): New.
863 (lst_indent_to): New.
864 (print_lst): Start new lines with a #.
865 * graphite-poly.h (pbb_bb): New.
866 (pbb_index): Use pbb_bb.
867 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
869 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
871 2010-03-31 Jakub Jelinek <jakub@redhat.com>
873 * dwarf2out.c (size_of_die): For -gdwarf-4 use
874 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
875 and 0 instead of 1 for dw_val_class_flag.
876 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
877 dw_val_class_range_list, dw_val_class_loc_list,
878 dw_val_class_lineptr and dw_val_class_macptr, use
879 DW_FORM_flag_present for dw_val_class_flag and
880 DW_FORM_exprloc for dw_val_class_loc.
881 (output_die): For -gdwarf-4 print dw_val_class_loc
882 size as uleb128 instead of 1 or 2 bytes and don't print
883 anything for dw_val_class_flag.
885 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
886 instead of cselib_lookup following by tweaking locs->setting_insn.
889 * cselib.c (cselib_process_insn): Clear cselib_current_insn
890 even before returning from label, setjmp call or volatile asm
893 2010-03-31 Richard Guenther <rguenther@suse.de>
896 * cgraphunit.c (cgraph_output_in_order): Do not allocate
897 temporary data on stack.
899 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
901 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
902 (PUSHSECTION_ASM_OP): Remove.
903 (POPSECTION_ASM_OP): Remove.
904 (PUSHSECTION_FORMAT): Remove.
905 * config/sol2.h (PUSHSECTION_FORMAT): Define.
906 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
907 * config/sol2.c (solaris_output_init_fini): Use it.
909 2010-03-31 Jie Zhang <jie@codesourcery.com>
912 * opt-functions.awk (var_type_struct): Use signed char type
913 for simple variables.
915 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
917 * config/sol2.c: Include output.h.
918 (solaris_assemble_visibility): New function.
919 * config/t-sol2 (sol2.o): Add output.h dependency.
920 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
921 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
924 2010-03-31 Jakub Jelinek <jakub@redhat.com>
927 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
928 V2SImode or XFmode on PRE_DEC.
931 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
934 2010-03-31 Jie Zhang <jie@codesourcery.com>
937 * reload.h (caller_save_initialized_p): Declare.
938 * toplev.c (backend_init_target): Don't call
939 init_caller_save but set caller_save_initialized_p to false.
940 * caller-save.c (caller_save_initialized_p): Define.
941 (init_caller_save): Check caller_save_initialized_p.
942 * ira.c (ira): Call init_caller_save if flag_caller_saves.
944 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
947 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
948 and soft-fp/t-softfp to tmake_file.
949 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
950 (LIBGCC2_TF_CEXT): Define.
953 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
956 * cselib.c (n_useless_values): Document handling of debug locs.
957 (n_useless_debug_values, n_debug_values): New variables.
958 (new_elt_loc_list): Don't add to debug values, keep count.
959 (promote_debug_loc): New.
960 (cselib_reset_table): Zero new variables.
961 (entry_and_rtx_equal_p): Promote debug locs.
962 (discard_useless_locs): Increment n_useless_debug_values for
964 (remove_useless_values): Adjust n_useless_values and n_debug_values
965 with n_useless_debug_values.
966 (add_mem_for_addr): Promote debug locs.
967 (cselib_lookup_mem): Likewise.
968 (cselib_lookup_addr): Renamed to...
969 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
970 (cselib_log_lookup): ... this. Turn into...
971 (cselib_lookup_addr): ... new wrapper.
972 (cselib_lookup_from_insn): New.
973 (cselib_invalidate_regno): Increment n_useless_debug_values for
975 (cselib_invalidate_mem): Likewise.
976 (cselib_process_insn): Take n_deleted and n_debug_values into
977 account to guard remove_useless_value call.
978 (cselib_finish): Zero n_useless_debug_values.
979 * cselib.h (cselib_lookup_from_insn): Declare.
980 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
981 (sched_analyze_2): Likewise.
983 2010-03-30 Jakub Jelinek <jakub@redhat.com>
985 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
987 (adjust_mems): Replace narrowing SUBREG of expression containing
988 just PLUS, MINUS, MULT and ASHIFT of registers and constants
989 with operations in the narrower mode.
992 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
993 regs_invalidated_by_call instead all call_used_reg_set registers.
995 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
998 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
999 pointer comparisons with types_compatible_p.
1000 * tree-vect-stmts.c (vectorizable_call): Same.
1001 (vectorizable_condition): Same.
1003 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1005 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
1006 stack check if the mask would be zero.
1008 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1009 Jack Howarth <howarth@bromo.med.uc.edu>
1011 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1014 2010-03-30 Joseph Myers <joseph@codesourcery.com>
1017 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
1019 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
1020 Include ___unordxf2 and ___unordtf2.
1021 * config/i386/libgcc-glibc.ver: Do not define inheritance from
1024 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
1026 * config/lm32/t-lm32: New file.
1027 * config.gcc: Use the above file when targetting lm32.
1029 2010-03-28 Duncan Sands <baldrick@free.fr>
1031 * Makefile.in (PLUGIN_HEADERS): Add except.h.
1033 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1036 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
1037 Improve vectorization cost model diagnostic.
1039 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1042 * tree-vect-data-refs.c (vect_analyze_data_refs): When
1043 compute_data_dependences_for_loop returns false, early exit
1044 and output an extra diagnostic for the failed data reference
1047 2010-03-29 Richard Guenther <rguenther@suse.de>
1049 PR tree-optimization/43560
1050 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
1051 (can_sm_ref_p): Treat stores to readonly locations as trapping.
1053 2010-03-29 Jie Zhang <jie@codesourcery.com>
1056 * toplev.c (process_options): Set optimization_default_node
1057 and optimization_current_node.
1058 * opts.c (decode_options): Don't set optimization_default_node
1059 and optimization_current_node.
1061 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
1063 * config/rtems.h: Abandon -qrtems_debug.
1065 2010-03-28 Jan Hubicka <jh@suse.cz>
1067 PR tree-optimization/43505
1068 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
1069 map should not be copied.
1071 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1074 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
1075 cdtors, set DECL_PRESERVE_P.
1076 * ipa.c (cgraph_externally_visible_p): Return true if declaration
1079 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
1081 PR tree-optimization/43528
1082 * stor-layout.c (place_field): Check that constant fits into
1083 unsigned HWI when skipping calculation of MS bitfield layout.
1085 2010-03-27 Jan Hubicka <jh@suse.cz>
1088 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
1089 notice_global_symbol work.
1091 2010-03-27 Jakub Jelinek <jakub@redhat.com>
1093 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
1094 instead of dwarf2out_decl.
1095 (struct var_loc_node): Remove section_label field.
1096 (dwarf2out_function_decl): New function.
1097 (dwarf2out_var_location): Don't set section_label field.
1098 (dwarf2out_begin_function): Don't empty decl_loc_table here.
1100 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1102 PR tree-optimization/43544
1103 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1104 First argument for builtin vectorized function hook is now a
1105 tree to be able to distinguish between machine specific and
1107 * targhooks.c (default_builtin_vectorized_function): Ditto.
1108 * targhooks.h (default_builtin_vectorized_function): Ditto.
1109 * target.h (struct gcc_target): Ditto.
1110 * tree-vect-stmts.c (vectorizable_function): Ditto.
1111 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
1112 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1115 2010-03-26 Joseph Myers <joseph@codesourcery.com>
1118 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
1119 nested binding iff it is a FUNCTION_DECL.
1120 (store_parm_decls_newstyle): Pass nested=true to bind for
1121 FUNCTION_DECLs amongst parameters.
1123 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1125 * var-tracking.c (vt_expand_loc_callback): Don't run
1126 cselib_expand_value_rtx_cb in dummy mode if
1127 cselib_dummy_expand_value_rtx_cb returned false.
1129 * var-tracking.c (emit_note_insn_var_location): For one part
1130 notes with offset 0, don't add EXPR_LIST around the location.
1131 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
1132 add_location_or_const_value_attribute): Adjust for that change.
1135 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
1136 into first operand and location into second.
1137 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
1138 dw_cfi_oprnd_loc for DW_CFA_expression.
1139 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
1140 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
1141 assume first argument is regnum and second argument is location.
1143 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1146 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1147 of scratch register to DImode. Split to DImode comparison operator.
1148 Use SImode subreg of scratch register in the multiplication.
1149 (*cmp_sadd_sidi): Ditto.
1150 (*cmp_ssub_si): Ditto.
1151 (*cmp_ssub_sidi): Ditto.
1153 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1156 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
1157 Remove invalid assert and wrong comment.
1159 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1162 * flags.h (final_insns_dump_p): New extern.
1163 * final.c (final_insns_dump_p): New variable.
1164 (rest_of_clean_state): Set it before -fdump-final-insns=
1165 dumping, clear afterwards.
1166 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
1167 MEM_ALIAS_SET on MEMs.
1169 2010-03-26 David S. Miller <davem@davemloft.net>
1171 * configure.ac: Fix sparc GOTDATA_OP bug check.
1172 * configure: Rebuild.
1174 2010-03-26 Alan Modra <amodra@gmail.com>
1176 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
1178 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1180 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
1181 TLS_SECTION_ASM_FLAG.
1183 2010-03-25 Jakub Jelinek <jakub@redhat.com>
1186 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
1187 Clear first_function_block_is_cold.
1190 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
1191 argument if the argument is truth_value_p.
1193 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1195 * config/rs6000/constraints.md: Update copyright year for my changes.
1198 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
1199 used in reg+reg addressing, swap registers.
1201 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1204 * target.h (struct gcc_target): Add code_end hook.
1205 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
1207 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
1208 * toplev.c (compile_file): Call targetm.asm_out.code_end
1209 hook before unwind info/debug info output.
1210 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
1211 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
1212 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1213 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
1214 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1215 * config/i386/i386.c (ix86_file_end): Renamed to...
1216 (ix86_code_end): ... this. Make static. Don't call
1217 file_end_indicate_exec_stack. Emit unwind info using
1218 final_start_function/final_end_function.
1219 (darwin_x86_file_end): Remove.
1220 (TARGET_ASM_CODE_END): Define.
1221 * config/i386/i386.h (TARGET_ASM_FILE_END,
1222 NEED_INDICATE_EXEC_STACK): Don't define.
1223 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
1224 (TARGET_ASM_FILE_END): Define to darwin_file_end.
1225 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
1226 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
1229 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
1230 at the beginning and final_end_function at the end.
1231 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1233 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1235 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
1236 and Sun as TLS syntax.
1237 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
1238 * configure: Regenerate.
1239 * config.in: Regenerate.
1240 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
1241 (default_elf_asm_named_section): Use it.
1242 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
1243 (i386_output_dwarf_dtprel): Likewise.
1244 (output_addr_const_extra): Likewise.
1245 (output_pic_addr_const): Lowercase @GOTTPOFF.
1246 (output_addr_const_extra): Likewise.
1247 (output_pic_addr_const): Lowercase @GOTNTPOFF.
1248 (output_addr_const_extra): Likewise.
1249 (output_pic_addr_const): Lowercase @INDNTPOFF.
1250 (output_addr_const_extra): Likewise.
1251 (output_pic_addr_const): Lowercase @NTPOFF.
1252 (output_addr_const_extra): Likewise.
1253 (output_pic_addr_const): Lowercase @TPOFF.
1254 (output_addr_const_extra): Likewise.
1255 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
1256 (*tls_global_dynamic_64): Likewise.
1257 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
1258 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
1260 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
1261 (ASM_OUTPUT_TLS_COMMON): Use it.
1262 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
1265 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
1266 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
1267 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
1268 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1269 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1270 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
1272 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1274 * config/i386/i386.c (override_options): Don't accept
1275 -mtls-dialect=sun any longer.
1276 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
1277 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
1278 (*tls_local_dynamic_base_32_sun): Likewise.
1279 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1281 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1284 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1285 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
1288 * ira.c (adjust_cleared_regs): New function.
1289 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
1293 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
1295 * expr.c (expand_expr_real): Restore previous
1296 curr_insn_source_location and curr_insn_block after
1297 expand_expr_real_1 call.
1298 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
1299 instead of expand_expr_real_1.
1301 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
1303 PR rtl-optimization/43413
1304 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
1307 2010-03-22 James E. Wilson <wilson@codesourcery.com>
1310 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
1311 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
1313 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
1315 * config/i386/i386.c (ix86_target_string): Add -mfma.
1316 Fix a typo in comment.
1318 2010-03-22 Mike Stump <mikestump@comcast.net>
1321 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
1322 Don't overly align based upon packed packed fields.
1324 2010-03-22 Jason Merrill <jason@redhat.com>
1326 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
1327 Use () rather than [], and move before the element type.
1329 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1331 * doc/configfiles.texi (Configuration Files): Removed
1332 fixinc/Makefile*, intl/Makefile.*.
1333 * doc/makefile.texi: Fixed markup. Abstract from version
1334 control system used.
1335 (Makefile): Removed obsolete gcc/java/parse.y example.
1336 * doc/sourcebuild.texi: Likewise.
1337 (Top Level): Added config, gnattools, libdecnumber, libgcc,
1338 libgomp, libssp. Removed fastjar.
1339 (Miscellaneous Docs): Clarify location.
1340 Added COPYING3, COPYING3.LIB.
1341 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
1343 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1346 * config/i386/i386.c (x86_function_profiler)
1347 [!NO_PROFILE_COUNTERS]: Fix typo.
1348 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
1351 2010-03-22 Janis Johnson <janis187@us.ibm.com>
1352 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1354 * doc/sourcebuild.texi (Test Directives): Split into six
1355 subsections, with most of the current text in new subsections
1356 Directives, Selectors, and Final Actions.
1357 (Directives): Split list of test directives into multiple
1359 (Selectors): Describe use and syntax of selectors.
1360 (Effective-Target Keywords): Describe all existing keywords.
1361 (Add Options): Describe features for dg-add-options.
1362 (Require Support): Describe variants of dg-require-support.
1363 (Final Actions): Describe commands to use in dg-final.
1365 2010-03-22 Michael Matz <matz@suse.de>
1368 * recog.c (validate_replace_rtx_group): Replace also in
1369 REG_EQUAL and REG_EQUIV notes.
1371 2010-03-22 Richard Guenther <rguenther@suse.de>
1373 PR tree-optimization/43390
1374 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
1375 sure vector extracts are type correct.
1377 2010-03-22 Richard Guenther <rguenther@suse.de>
1380 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
1381 x * sqrt (x) even when optimizing for size if the target
1382 has native support for sqrt.
1384 2010-03-22 Jakub Jelinek <jakub@redhat.com>
1386 * varasm.c (make_decl_rtl_for_debug): Also clear
1387 flag_mudflap for the duration of make_decl_rtl call.
1390 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
1391 locs from preserved VALUEs.
1393 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1396 * pa.md (movmemsi): Set align to one if zero.
1397 (movmemdi): Likewise.
1399 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
1402 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
1403 with their corresponding prologue pushes.
1405 2010-03-20 Andrew Pinski <pinskia@gmail.com>
1408 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
1409 at the begining or end.
1410 (spu_expand_epilogue): Likewise.
1412 2010-03-20 Richard Guenther <rguenther@suse.de>
1414 PR rtl-optimization/43438
1415 * combine.c (make_extraction): Properly zero-/sign-extend an
1416 extraction of the low part of a CONST_INT. Also handle
1419 2010-03-19 Mike Stump <mikestump@comcast.net>
1421 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
1422 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
1423 (override_options): Use SUBTARGET32_DEFAULT_CPU.
1425 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1428 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
1431 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
1433 PR rtl-optimization/42258
1434 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
1435 use that may match DEF.
1438 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
1439 the cost of loading the constant rather than assuming
1441 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
1442 outer code is AND, do the same tests as the andsi3 expander and
1443 return COSTS_N_INSNS (1) if and is cheap.
1445 * optabs.c (avoid_expensive_constant): Fix formatting.
1447 2010-03-19 Michael Matz <matz@suse.de>
1450 * attribs.c (decl_attributes): When rebuilding a function pointer
1451 type use the same qualifiers as the original pointer type.
1453 2010-03-19 Martin Jambor <mjambor@suse.cz>
1455 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
1456 and is_gimple_ip_invariant_address.
1458 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1461 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1463 * config/arm/arm.c (arm_override_options): Turn off
1464 flag_dwarf2_cfi_asm for AAPCS variants.
1466 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1469 * config/arm/arm.c (emit_multi_reg_push): Update comments.
1470 Use PRE_MODIFY instead of PRE_DEC.
1471 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
1472 (vfp_emit_fstmd): Likewise.
1474 2010-03-19 Michael Matz <matz@suse.de>
1477 * builtins.c (expand_builtin_interclass_mathfn,
1478 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
1481 2010-03-19 Richard Guenther <rguenther@suse.de>
1483 PR tree-optimization/43415
1484 * tree-ssa-pre.c (phi_translate): Split out worker to ...
1485 (phi_translate_1): ... this.
1486 (phi_translate): Move all caching here. Cache all NARY
1487 and REFERENCE translations.
1489 2010-03-19 David S. Miller <davem@davemloft.net>
1491 With help from Eric Botcazou.
1492 * config/sparc/sparc.c: Include dwarf2out.h.
1493 (emit_pic_helper): Delete.
1494 (pic_helper_symbol_name): Delete.
1495 (pic_helper_emitted_p): Delete.
1496 (pic_helper_needed): New.
1497 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
1498 (get_pc_thunk_name): New.
1499 (load_pic_register): Remove 'delay_pic_helper' arg. Use
1500 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
1501 Set pic_helper_needed to true. Don't call emit_pic_helper.
1502 (sparc_expand_prologue): Update load_pic_register call.
1503 (sparc_output_mi_thunk): Likewise.
1504 (sparc_file_end): Emit a hidden comdat symbol for the PIC
1505 thunk if possible. Output CFI information as needed.
1507 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1508 Jack Howarth <howarth@bromo.med.uc.edu>
1511 * config/i386/i386.h: Fix ABI on darwin x86-32.
1513 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
1515 * tree.h: Declare make_decl_rtl_for_debug.
1516 * varasm.c (make_decl_rtl_for_debug): New.
1517 * dwarf2out.c (rtl_for_decl_location): Call it.
1518 * cfgexpand.c (expand_debug_expr): Call it.
1520 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1523 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
1527 * var-tracking.c (vt_init_cfa_base): Do nothing if
1528 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
1530 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
1533 * var-tracking.c (canonicalize_vars_star): New.
1534 (dataflow_post_merge_adjust): Use it.
1536 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1539 * var-tracking.c (non_suitable_const): New function.
1540 (add_uses): For DEBUG_INSNs with constants, don't record any
1541 value, instead just the constant value itself.
1542 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
1543 is not VAR_LOC_UNKNOWN_P, set var to the constant.
1544 (emit_notes_in_bb): Likewise.
1545 (emit_note_insn_var_location): For onepart variables if
1546 cur_loc is a VOIDmode constant, use DECL_MODE.
1548 2010-03-18 Martin Jambor <mjambor@suse.cz>
1551 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
1552 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
1553 all non-clones. Moved call redirection...
1554 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
1555 (cgraph_materialize_all_clones): Dispose of all
1556 combined_args_to_skip bitmaps.
1557 (verify_cgraph_node): Do not check for edges pointing to wrong
1558 nodes in inline clones.
1559 * tree-inline.c (copy_bb): Call
1560 cgraph_redirect_edge_call_stmt_to_callee.
1561 * ipa.c (cgraph_remove_unreachable_nodes): Call
1562 cgraph_node_remove_callees even when there are used clones.
1564 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1566 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
1568 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1571 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
1574 2010-03-18 Michael Matz <matz@suse.de>
1577 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
1578 into sqrt(x) if we need to preserve signed zeros.
1580 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
1581 Eric Botcazou <ebotcazou@adacore.com>
1583 PR rtl-optimization/43360
1584 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
1585 note if we don't know its invariant status.
1587 2010-03-18 Michael Matz <matz@suse.de>
1589 PR tree-optimization/43402
1590 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
1591 PHI chains of ssa names registered for update.
1593 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
1596 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
1597 non-offsettable and pre_modify update addressing.
1598 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
1599 and "2" alternatives "#".
1600 (*movdd_softfloat32): Make all alternatives "#";
1601 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
1602 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
1603 (*movdf_softfloat32): Make all alternatives "#";
1604 (movdi): Use the new DIFD mode iterator to create a common splitter
1605 for movdi, movdf and movdd patterns.
1607 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
1609 * common.opt (dumpdir): Remove redundant tab.
1611 2010-03-17 Martin Jambor <mjambor@suse.cz>
1613 PR tree-optimization/43347
1614 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
1615 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
1617 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
1619 PR rtl-optimization/42216
1620 * regrename.c (create_new_chain): New function, broken out from...
1621 (scan_rtx_reg): ... here. Call it. Handle the case where we are
1622 appending a use to an empty chain.
1623 (build_def_use): Remove previous changes that convert OP_INOUT to
1624 OP_OUT operands; instead detect the case where an OP_INOUT operand
1625 uses a previously untracked register and create an empty chain for it.
1627 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1629 * doc/extend.texi (Function Attributes): Rewrite unfinished
1630 sentence in ms_abi documentation.
1632 2010-03-17 Alan Modra <amodra@gmail.com>
1634 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
1635 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
1636 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
1637 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
1639 2010-03-16 Richard Henderson <rth@redhat.com>
1642 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
1643 (lower_try_finally): Save and restore eh_seq around the expansion
1646 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1648 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
1649 statements before splitting block.
1651 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1653 * doc/sourcebuild.texi (Testsuites): Fix markup.
1654 Use pathnames relative to gcc/testsuite.
1655 (Test Directives): Move description of how timeout is determined.
1656 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
1657 (C Tests): Correct gcc.misc-tests directory.
1658 Framework tests now live in gcc.test-framework.
1660 2010-03-16 Richard Guenther <rguenther@suse.de>
1663 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
1664 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
1666 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1667 Alexandre Oliva <aoliva@redhat.com>
1669 PR tree-optimization/42917
1670 * lambda-code.c (remove_iv): Skip debug statements.
1671 (lambda_loopnest_to_gcc_loopnest): Likewise.
1672 (not_interesting_stmt): Debug statements are not interesting.
1674 2010-03-16 Jakub Jelinek <jakub@redhat.com>
1678 * cselib.c (cselib_preserve_constants,
1679 cfa_base_preserved_val): New static variables.
1680 (preserve_only_constants): New function.
1681 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
1682 clear its REG_VALUES. If cselib_preserve_constants, don't
1683 empty the whole hash table, but preserve there VALUEs with constants,
1684 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
1685 (cselib_preserve_cfa_base_value): New function.
1686 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
1687 (cselib_init): Change argument to int bitfield. Set
1688 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
1690 (cselib_finish): Clear cselib_preserve_constants and
1691 cfa_base_preserved_val.
1692 * cselib.h (enum cselib_record_what): New enum.
1693 (cselib_init): Change argument to int.
1694 (cselib_preserve_cfa_base_value): New prototype.
1695 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
1696 * dse.c (dse_step1): Likewise.
1697 * cfgcleanup.c (thread_jump): Likewise.
1698 * sched-deps.c (sched_analyze): Likewise.
1699 * gcse.c (local_cprop_pass): Likewise.
1700 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
1701 If FN is non-NULL, call the callback always and whenever it returns
1702 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
1703 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
1704 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
1705 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
1706 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
1707 * var-tracking.c: Include recog.h.
1708 (bb_stack_adjust_offset): Remove.
1709 (vt_stack_adjustments): Don't call it, instead just gather the
1710 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
1711 (adjust_stack_reference): Remove.
1712 (compute_cfa_pointer): New function.
1713 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
1714 (struct adjust_mem_data): New type.
1715 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
1717 (get_address_mode): New function.
1718 (replace_expr_with_values): Use it.
1719 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
1720 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
1721 (adjust_sets): Remove.
1722 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
1723 Use get_address_mode.
1724 (get_adjusted_src): Remove.
1725 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
1726 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
1727 (add_with_sets): Don't call adjust_sets.
1728 (fp_setter, vt_init_cfa_base): New functions.
1729 (vt_initialize): Change return type to bool. Move most of pool etc.
1730 initialization to the beginning of the function from end. Pass
1731 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
1732 If !frame_pointer_needed, call vt_stack_adjustment before mos
1733 vector is filled, call vt_init_cfa_base if argp/framep has been
1734 eliminated to sp. If frame_pointer_needed and argp/framep has
1735 been eliminated to hard frame pointer, set
1736 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1737 encountering fp setter in the prologue. For MO_ADJUST, call
1738 log_op_type before pusing the op into mos vector, not afterwards.
1739 Call adjust_insn before cselib_process_insn/add_with_sets,
1740 call cancel_changes (0) afterwards.
1741 (variable_tracking_main_1): Adjust for vt_initialize calling
1742 vt_stack_adjustments and returning whether it succeeded or not.
1744 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1746 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1749 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1751 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1753 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
1754 drap_reg has not been set.
1756 2010-03-15 Michael Matz <matz@suse.de>
1759 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
1760 use it to expand block copies.
1761 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1762 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
1763 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
1765 2010-03-15 Richard Guenther <rguenther@suse.de>
1767 PR tree-optimization/43367
1768 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
1771 2010-03-15 Richard Guenther <rguenther@suse.de>
1773 PR tree-optimization/43317
1774 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
1776 2010-03-15 Martin Jambor <mjambor@suse.cz>
1778 PR tree-optimization/43141
1779 * tree-sra.c (create_abstract_origin): New function.
1780 (modify_function): Call create_abstract_origin.
1782 2010-03-15 Chris Demetriou <cgd@google.com>
1784 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
1787 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1790 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1791 call insert_out_of_ssa_copy for default definitions.
1793 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1795 * graphite-clast-to-gimple.c (my_long_long): Defined.
1796 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1797 * graphite-sese-to-poly.c (my_long_long): Defined.
1798 (scop_ivs_can_be_represented): Use it.
1800 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1802 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1803 graphite-max-bbs-per-function, and loop-block-tile-size.
1804 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1806 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1808 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1810 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1811 forward declaration.
1812 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1813 (add_upper_bounds_from_estimated_nit): New.
1814 (build_loop_iteration_domains): Use it.
1816 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1818 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1820 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1823 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1824 should be an INTEGER_CST. Also handle CASE_CONVERT.
1826 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1828 * graphite.c (graphite_initialize): To bound the number of bbs per
1829 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
1830 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
1831 * doc/invoke.texi: Document it.
1833 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1835 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
1836 * graphite-sese-to-poly.h (build_poly_scop): Same.
1838 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1840 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
1841 the number of parameters in the scop. Use as an upper bound
1842 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
1843 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
1844 * doc/invoke.texi: Document it.
1846 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
1848 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
1849 * doc/c-tree.texi: Remove.
1850 * doc/generic.texi: Merge c-tree.texi here.
1851 * doc/gccint.texi (Trees): Remove menu entry.
1852 (c-tree.texi): Remove @include.
1853 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
1854 * doc/languages.texi (Reading RTL): Ditto.
1856 2010-03-12 Steve Ellcey <sje@cup.hp.com>
1859 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
1861 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1864 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
1865 code added to work around reload clobbering CONST insns.
1867 2010-03-12 Jakub Jelinek <jakub@redhat.com>
1869 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
1870 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
1871 (cselib_preserve_only_values): Remove retain argument, don't
1872 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
1873 * cselib.h (cselib_preserve_only_values): Remove retain argument.
1874 * var-tracking.c (micro_operation): Move insn field before union.
1875 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
1876 (struct variable_tracking_info_def): Remove n_mos field, change
1877 mos into a vector of micro_operations.
1878 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
1879 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
1880 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
1881 changing into a vector.
1882 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
1883 come before all other uops generated by add_stores.
1884 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
1886 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
1887 a vector. Run just one pass over the bbs instead of separate counting
1888 and computation phase.
1889 (vt_finalize): Free VTI (bb)->mos vector instead of array.
1892 * tree-inline.c (remap_decls): Put old_var rather than origin_var
1893 into *nonlocalized_list vector.
1894 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
1895 even if origin is non-NULL.
1896 (gen_variable_die): Likewise.
1897 (process_scope_var): Don't change origin.
1898 (gen_decl_die): Likewise.
1899 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
1900 before adding new edges instead of after it, fix moving over
1903 2010-03-11 David S. Miller <davem@davemloft.net>
1905 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
1907 * configure: Rebuild.
1909 2010-03-11 Martin Jambor <mjambor@suse.cz>
1911 PR tree-optimization/43257
1912 * tree.c (assign_assembler_name_if_neeeded): New function.
1913 (free_lang_data_in_cgraph): Assembler name assignment moved to the
1915 * tree.h (assign_assembler_name_if_neeeded): Declare.
1916 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
1917 the function if needed.
1919 2010-03-11 Chris Demetriou <cgd@google.com>
1921 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
1922 include/stdint-gcc.h, and include/stdint.h world-readable.
1924 2010-03-11 Richard Guenther <rguenther@suse.de>
1926 PR tree-optimization/43255
1927 * tree-vrp.c (process_assert_insertions_for): Do not insert
1928 asserts for trivial conditions.
1930 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1932 PR tree-optimization/43280
1933 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
1934 generation. Move calculation of size out of the if branch.
1935 (find_bswap): Modify compare number generation.
1937 2010-03-11 Richard Guenther <rguenther@suse.de>
1940 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
1941 (input_gimple_stmt): Fixup handled component types during
1942 operand read. Also fix up decls in ADDR_EXPRs.
1944 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
1946 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
1947 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
1949 2010-03-10 Jan Hubicka <jh@suse.cz>
1952 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
1953 * varasm.c (get_variable_section): Don't do that here...
1954 (make_decl_rtl): ... and here.
1955 (do_assemble_alias): Produce decl RTL.
1956 (assemble_alias): Likewise.
1958 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1961 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
1962 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
1964 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
1965 (based_loc_descr): Only express drap or vdrap regno based expressions
1966 using DW_OP_fbreg when not optimizing.
1967 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
1968 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
1969 REG_CFA_SET_VDRAP note.
1971 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
1973 PR tree-optimization/43236
1974 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
1975 error in calculation of base address in reverse iteration case.
1976 (generate_builtin): Take number of latch executions if the statement
1979 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
1982 * tree-eh.c: Include pointer-set.h.
1983 (lower_eh_dispatch): Filter out duplicate case labels and
1984 remove the unneeded edge when the label is unused. Return
1985 true when some edges are removed.
1986 (execute_lower_eh_dispatch): When any lowering resulted in
1987 removing an edge, also delete unreachable blocks.
1989 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1992 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1993 UNSPEC_MACHOPIC_OFFSET.
1995 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
1998 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1999 (m68k_delegitimize_address): New function.
2001 2010-03-09 Jakub Jelinek <jakub@redhat.com>
2004 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
2007 * var-tracking.c (adjust_sets): New function.
2008 (count_with_sets, add_with_sets): Use it.
2009 (get_adjusted_src): New inline function.
2010 (add_stores): Use it.
2013 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
2014 call cselib_dummy_expand_value_rtx_cb instead of
2015 cselib_expand_value_rtx_cb.
2018 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
2019 * config/i386/i386.c: Include debug.h and dwarf2out.h.
2020 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
2021 and .cfi_endproc around the pic thunks.
2022 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
2023 all queued unwind info register saves are saved before the call.
2024 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
2025 considered as sp-=4 for unwind info and the pop as sp+=4 which
2026 also clobbers dest, but doesn't actually restore it.
2029 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
2030 RTX_FRAME_RELATED_P.
2032 2010-03-09 Jie Zhang <jie@codesourcery.com>
2034 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
2035 whitespaces in output template.
2037 2010-03-09 Jie Zhang <jie@codesourcery.com>
2039 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
2042 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2044 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
2045 builtins.exp in a separate job.
2047 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2049 * graphite-sese-to-poly.c (add_param_constraints): Use
2050 lower_bound_in_type and upper_bound_in_type.
2052 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2054 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
2055 instead of unsigned_type_node.
2057 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2058 Reza Yazdani <reza.yazdani@amd.com>
2061 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
2062 on pointer type parameters.
2064 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2068 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
2069 handle conversions from pointer to integers.
2070 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
2071 induction variable, to be able to work with code generated by CLooG.
2072 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
2073 (build_poly_scop): Bail out if we cannot codegen a loop.
2075 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2077 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
2078 code generation with gloog_error.
2080 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2082 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
2083 Call fold_convert on all the returned values.
2084 (expand_scalar_variables_expr): Pass to
2085 expand_scalar_variables_ssa_name the type of the resulting expression.
2087 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2089 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
2090 ppl_min_for_le_pointset.
2091 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
2092 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
2094 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2096 * graphite-dependences.c (map_into_dep_poly): Removed.
2097 (dependence_polyhedron_1): Use combine_context_id_scat.
2099 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2101 * graphite-poly.h (struct poly_scattering): Add layout documentation.
2102 (struct poly_bb): Same.
2103 (combine_context_id_scat): New.
2105 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2108 * sese.c (name_defined_in_loop_p): Return false for default
2111 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2113 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
2114 and clean up the logic.
2116 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2118 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
2121 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2123 * var-tracking.c (remove_cselib_value_chains): Define only for
2125 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
2126 delete_slot_part, emit_notes_for_differences_1): Don't call
2127 remove_cselib_value_chains here.
2128 (set_slot_part, emit_notes_for_differences_2): Don't call
2129 add_cselib_value_chains here.
2130 (preserved_values): New vector.
2131 (preserve_value): New function.
2132 (add_uses, add_stores, vt_add_function_parameters): Use it
2133 instead of cselib_preserve_value.
2134 (changed_values_stack): New vector.
2135 (check_changed_vars_0): New function.
2136 (check_changed_vars_1, check_changed_vars_2): Use it.
2137 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
2138 changed_values_stack VALUEs.
2139 (vt_emit_notes): For all preserved_values call
2140 add_cselib_value_chains. If ENABLE_CHECKING call
2141 remove_cselib_value_chains before verifying value_chains is empty.
2142 Initialize and free changed_values_stack.
2143 (vt_initialize): Initialize preserved_values.
2144 (vt_finalize): Free preserved_values.
2146 2010-03-08 Richard Guenther <rguenther@suse.de>
2148 PR tree-optimization/43269
2149 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
2152 2010-03-08 Martin Jambor <mjambor@suse.cz>
2154 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
2155 (ipa_is_param_called): Removed.
2156 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
2157 (ipa_print_node_params): Do not print the called flag.
2158 (ipa_write_node_info): Do not stream the called flag.
2159 (ipa_read_node_info): Likewise.
2161 2010-03-07 Jakub Jelinek <jakub@redhat.com>
2164 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
2165 * cselib.c (struct expand_value_data): Add dummy field.
2166 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
2168 (cselib_dummy_expand_value_rtx_cb): New function.
2169 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
2171 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
2172 * var-tracking.c: Include pointer-set.h.
2173 (variable): Change n_var_parts to char from int. Add
2174 cur_loc_changed and in_changed_variables fields.
2175 (variable_canonicalize): Remove.
2176 (shared_var_p): New inline function.
2177 (unshare_variable): Maintain cur_loc_changed and
2178 in_changed_variables fields. If var was in changed_variables,
2179 replace it there with new_var. Just copy cur_loc instead of
2180 resetting it to something else.
2181 (variable_union): Don't recompute cur_loc. Use shared_var_p.
2182 (dataflow_set_union): Don't call variable_canonicalize.
2183 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
2184 of their DEBUG_EXPR_TREE_DECLs.
2185 (canonicalize_loc_order_check): Verify that cur_loc is NULL
2186 and in_changed_variables and cur_loc_changed is false.
2187 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
2188 and cur_loc_changed. Don't update cur_loc here.
2189 (variable_merge_over_src): Don't call variable_canonicalize.
2190 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
2191 removing loc that is equal to cur_loc, clear cur_loc,
2192 set cur_loc_changed and ensure variable_was_changed is called.
2193 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
2194 compare pointers in cur_loc check, if it is equal to loc,
2195 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
2196 (variable_different_p): Remove compare_current_location argument,
2197 don't compare cur_loc.
2198 (dataflow_set_different_1): Adjust variable_different_p caller.
2199 (variable_was_changed): If dv had some var in changed_variables
2200 already, reset in_changed_variables flag for it and propagate
2201 cur_loc_changed over to the new variable. On empty var
2202 always set cur_loc_changed. Set in_changed_variables on whatever
2203 var is added to changed_variables.
2204 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
2205 Use shared_var_p. When removing loc that is equal to cur_loc,
2206 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
2207 end, don't set it to something else, just call variable_was_changed.
2208 (delete_slot_part): Use shared_var_p. When cur_loc equals to
2209 loc being removed, clear cur_loc and set cur_loc_changed.
2210 Set cur_loc_changed if all locations have been removed.
2211 (struct expand_loc_callback_data): New type.
2212 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
2213 allocated. Always create SUBREGs if simplify_subreg failed.
2214 Prefer to use cur_loc, when that fails and still in
2215 changed_variables (and seen first time) recompute it. Set
2216 cur_loc_changed of variables which had to change cur_loc and
2217 compute elcd->cur_loc_changed if any of the subexpressions used
2218 had to change cur_loc.
2219 (vt_expand_loc): Adjust to pass arguments in
2220 expand_loc_callback_data structure.
2221 (vt_expand_loc_dummy): New function.
2222 (emitted_notes): New variable.
2223 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
2224 that weren't used for any other decl in current
2225 emit_notes_for_changes call call vt_expand_loc_dummy to update
2226 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
2227 first loc_chain location if NULL before. Always use just
2228 cur_loc instead of first loc_chain location. When cur_loc_changed
2229 is false, when not --enable-checking=rtl just don't emit any note.
2230 When rtl checking, compute the note and assert it is the same
2231 as previous note. Clear cur_loc_changed and in_changed_variables
2232 at the end before removing from changed_variables.
2233 (check_changed_vars_3): New function.
2234 (emit_notes_for_changes): Traverse changed_vars to call
2235 check_changed_vars_3 on each changed var.
2236 (emit_notes_for_differences_1): Clear cur_loc_changed and
2237 in_changed_variables. Recompute cur_loc of new_var.
2238 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
2239 (vt_emit_notes): Initialize and destroy emitted_notes.
2241 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
2243 PR rtl-optimization/42220
2244 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
2245 Use verify_reg_tracked to determine if we should use OP_OUT rather
2247 (build_def_use): If we see an in-out operand for a register that we
2248 know nothing about, treat is an output if possible, fail the block if
2251 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2254 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
2257 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2260 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
2261 uses of relevant DEFs that are dead outside the loop too.
2263 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2265 * var-tracking.c (dataflow_set_merge): Swap src and src2.
2267 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2269 * var-tracking.c (values_to_unmark): New variable.
2270 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2271 values_to_unmark vector. Moved body to...
2272 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2273 instead queue it into values_to_unmark vector.
2274 (vt_find_locations): Free values_to_unmark vector.
2276 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
2278 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
2279 (site.exp): Export them when plugins are enabled.
2281 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
2284 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
2286 (chrec_fold_multiply): Same.
2288 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2291 * c-decl.c (build_compound_literal): Return early if init is
2294 2010-03-04 Martin Jambor <mjambor@suse.cz>
2296 PR tree-optimization/43164
2297 PR tree-optimization/43191
2298 * tree-sra.c (type_consists_of_records_p): Reject records with
2299 zero-size bit-fields at the end.
2301 2010-03-04 Mike Stump <mikestump@comcast.net>
2303 * Makefile.in (TAGS): Remove *.y.
2305 2010-03-04 Richard Guenther <rguenther@suse.de>
2307 PR tree-optimization/40761
2308 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
2310 (my_rev_post_order_compute): New function.
2311 (init_pre): Call it.
2313 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
2316 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
2317 decrease the cost of an IV candidate when the cost is infinite.
2319 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2321 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
2322 Use '3DNow!' for the extension of that name, ensure normal space
2324 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2326 2010-03-03 Jeff Law <law@redhat.com>
2328 * PR middle-end/32693
2329 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
2330 than gen_rtx_SUBREG.
2331 (extract_bit_field_1): Likewise.
2333 2010-03-03 Janis Johnson <janis187@us.ibm.com>
2335 * doc/sourcebuild.texi (Test directives): Document that arguments
2336 include-opts and exclude-opts are now optional for dg-skip-if,
2337 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
2339 2010-03-03 Jason Merrill <jason@redhat.com>
2342 * cgraph.h (varpool_node): Add extra_name field.
2343 * varpool.c (varpool_extra_name_alias): New.
2344 (varpool_assemble_decl): Emit extra name aliases.
2345 (varpool_mark_needed_node): Look past an extra name alias.
2346 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
2347 * lto-streamer-in.c (lto_input_tree): Read it.
2348 * lto-streamer-out.c (output_unreferenced_globals): Write it.
2350 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
2352 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
2353 (sparc*-*-solaris2*): ...this.
2355 2010-03-03 Jakub Jelinek <jakub@redhat.com>
2358 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
2359 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
2360 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
2361 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
2364 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
2365 fallthrough to default handling, just with want_address 0 instead of 2.
2366 For single element lists, add_AT_loc directly, otherwise create an
2367 artificial variable DIE and stick location list to it.
2370 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
2371 (VAL_EXPR_HAS_REVERSE): Define.
2372 (reverse_op): New function.
2373 (add_stores): For reversible operations add an extra MO_VAL_USE.
2375 2010-03-02 Jason Merrill <jason@redhat.com>
2377 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
2379 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
2381 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
2382 (sparc64-*-linux*): Likewise.
2383 (sparc64-*-solaris2*): Include assembler files before linker ones.
2384 (sparc-*-solaris2*): Simplify and reorder to match previous case.
2385 * config/sparc/gas.h: Delete.
2386 * config/sparc/sol2-64.h: Add copyright notice.
2387 * config/sparc/sol2-gas-bi.h: Likewise.
2388 * config/sparc/sol2-gld.h: Likewise.
2389 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
2390 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
2391 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
2392 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
2393 (sparc_elf_asm_named_section): Rename into...
2394 (sparc_solaris_elf_asm_named_section): ...this. Always define.
2396 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
2398 * config/alpha/alpha.c (override_options): Fix -mtune error message.
2400 2010-03-02 Jeff Law <law@redhat.com>
2403 * reload1.c (rtx_p, substitute_stack): Declare.
2404 (substitute): Record addresses of changed rtxs.
2405 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
2406 Restore the original rtx when complete.
2407 (reload): Free subsitute_stack when complete.
2409 2010-03-02 Janis Johnson <janis187@us.ibm.com>
2411 * doc/gccint.texi (menu): Add Testsuites as a chapter.
2412 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
2414 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
2415 LTO Testing, gcov Testing, profopt Testing, compat Testing,
2416 Torture Tests): Change from subsection to section.
2418 2010-03-02 Jakub Jelinek <jakub@redhat.com>
2419 Steven Bosscher <steven@gcc.gnu.org>
2421 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
2424 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
2427 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
2428 the assignment from the new induction variable to the assignment
2429 of the value from the original loop PHI function.
2431 2010-03-01 Janis Johnson <janis187@us.ibm.com>
2432 Daniel Jacobowitz <dan@codesourcery.com>
2434 * doc/sourcebuild.texi (Test directives): Clarify options to
2437 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2439 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
2440 Disable cfi directives unless GCC and gas agree on using read-only
2441 .eh_frame sections for 64-bit.
2442 * configure: Regenerate.
2444 2010-03-01 Richard Guenther <rguenther@suse.de>
2446 PR tree-optimization/43220
2447 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
2448 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
2450 2010-03-01 Richard Guenther <rguenther@suse.de>
2451 Martin Jambor <mjambor@suse.cz>
2454 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
2455 gimplified parameters.
2457 2010-03-01 Christian Bruel <christian.bruel@st.com>
2459 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
2461 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
2463 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
2465 2010-03-01 Richard Guenther <rguenther@suse.de>
2468 * expr.c (expand_assignment): Use the alias-oracle to tell
2469 if the rhs aliases the result decl.
2471 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2474 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
2475 to sol_gt_pch_get_address.
2476 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
2477 64-bit, SPARC and x86.
2478 (sol_gt_pch_get_address): New function.
2480 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
2482 * toplev.h (inform_n, error_n): Declare.
2483 * diagnostic.c (inform_n, error_n): New function.
2485 2010-03-01 Jakub Jelinek <jakub@redhat.com>
2487 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
2488 has no rtl yet when processing local_decls, queue it and recheck
2489 if deferred stack allocation hasn't assigned it rtl.
2491 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2493 * config/sh/sh.c (unspec_bbr_uid): New.
2494 (gen_block_redirect): Use it instead of INSN_UID.
2495 (gen_far_branch): Likewise.
2497 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
2499 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
2500 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
2502 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2504 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
2505 (Warning Options): -Wno-conversion-null is valid for
2506 Objective-C++ as well.
2507 * doc/tm.texi (Named Address Spaces): Likewise.
2508 * doc/plugins.texi (Plugins): Replace TABs with spaces.
2509 * doc/tree-ssa.texi (Tree SSA): Likewise.
2511 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2514 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
2515 by default. Don't set the default arch for
2516 i[34567]86-*-darwin*|x86_64-*-darwin*.
2518 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2521 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
2522 default. Set the default 32bit/64bit archs with $with_arch
2523 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
2525 2010-02-27 Richard Guenther <rguenther@suse.de>
2527 PR tree-optimization/43186
2528 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
2529 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
2530 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
2531 unroller iterations.
2533 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2535 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
2536 required and i[34567]86-*-* targets don't support 64bit ISA.
2538 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
2541 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2544 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2546 * config.gcc: Set the default arch at least to Prescott for
2547 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
2548 if SSE math is enabled.
2550 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2552 * diagnostic.c (diagnostic_initialize): Update.
2553 (diagnostic_report_diagnostic): Test inhibit_notes_p for
2555 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
2556 (diagnostic_inhibit_notes): New.
2557 * toplev.c (process_options): inhibit notes with -fcompare-debug.
2559 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2562 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
2563 * doc/standards.texi: Likewise.
2564 * doc/extend.texi: Likewise.
2565 * doc/trouble.texi: Likewise.
2566 * doc/cppopts.texi: Likewise.
2567 * doc/install.texi: Likewise.
2568 * c.opt (std=c90,std=gnu90): New options.
2569 * c-opts.c (c_common_handle_option): Handle them.
2571 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2574 * c-decl.c (undeclared_variable): Use an informative note.
2576 2010-02-26 Richard Guenther <rguenther@suse.de>
2578 PR tree-optimization/43186
2579 * gimple.h (gimple_fold): Remove.
2580 * gimple.c (gimple_fold): Remove. Inline into single user ...
2581 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
2582 Try harder for conditions.
2584 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2587 * function.c (used_types_insert): Don't skip through named pointer
2588 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
2589 and it is different from the main variant's type.
2591 2010-02-26 Nick Clifton <nickc@redhat.com>
2593 * config/rx/rx.md (sminsi3): Remove bogus alternative.
2595 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2597 * config.gcc: Support --with-fpmath=sse for x86.
2599 * config/i386/ssemath.h: New.
2601 * doc/install.texi (--with-fpmath=sse): Documented.
2603 2010-02-26 Richard Guenther <rguenther@suse.de>
2605 PR tree-optimization/43188
2606 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
2607 vector types of over-aligned element type.
2609 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
2612 * config/i386/i386.c (expand_vec_perm_blend): Use correct
2613 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
2615 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
2617 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
2619 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2621 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
2622 * var-tracking.c: Include diagnostic.h.
2623 (debug_dv): New function.
2624 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
2627 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
2628 (add_value_chain, add_value_chains, remove_value_chain,
2629 remove_value_chains): Handle DEBUG_EXPRs.
2630 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
2633 * regcprop.c (struct queued_debug_insn_change): New type.
2634 (struct value_data_entry): Add debug_insn_changes field.
2635 (struct value_data): Add n_debug_insn_changes field.
2636 (debug_insn_changes_pool): New variable.
2637 (free_debug_insn_changes, apply_debug_insn_changes,
2638 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
2639 (kill_value_one_regno): Call free_debug_insn_changes if needed.
2640 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
2642 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
2644 (copyprop_hardreg_forward_1): Don't call apply_change_group for
2645 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
2646 changes, call cprop_find_used_regs via note_stores.
2647 (copyprop_hardreg_forward): When copying vd from predecessor
2648 which has any queued DEBUG_INSN changes, make sure the pointers are
2649 cleared. At the end call df_analyze and then if there are any
2650 DEBUG_INSN changes queued at the end of some basic block for still
2651 live registers, apply them.
2652 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
2654 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
2656 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
2659 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
2661 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
2662 targets. Set the default with_cpu/with_arch from arch/cpu.
2663 Allow x86-64 and native for with_cpu/with_arch.
2665 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
2667 * ebitmap.c: Change calls to verify_popcount with calls to
2668 sbitmap_verify_popcount.
2669 (ebitmap_clear_bit): Fixed map->cacheindex test and
2670 map>cache update when bit clearing results in an empty
2673 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2676 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
2677 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
2678 and support both V2DF and V2DI modes.
2679 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
2680 support both V2DF and V2DI modes.
2681 (general): Delete trailing whitespace from a few patterns.
2683 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2684 V2DF/V2DI interleave high/low builtins.
2686 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
2689 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
2690 interleave high/low functions.
2692 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
2694 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
2695 #pragma extern_prefix.
2697 2010-02-25 Jakub Jelinek <jakub@redhat.com>
2700 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
2701 BLKmode, assert op0 is a MEM and just adjust its mode.
2704 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
2705 if bitpos isn't multiple of mode's bitsize.
2707 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2709 * c.opt (-ftemplate-depth=): New.
2710 (-ftemplate-depth-): Deprecate.
2711 * optc-gen.awk: Handle -ftemplate-depth=.
2712 * opth-gen.awk: Likewise.
2713 * c-opts.c (c_common_handle_option): Likewise.
2714 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
2716 2010-02-24 Jason Merrill <jason@redhat.com>
2718 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
2720 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2722 * cfg.c (alloc_aux_for_block): Remove inline.
2723 (alloc_aux_for_edge): Likewise.
2725 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2727 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
2729 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2731 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
2732 * config/i386/sol2-gas.h: New file.
2733 * config.gcc (i[34567]86-*-solaris2*): Use it.
2735 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2738 * c-typeck.c (ep_convert_and_check): New.
2739 (build_conditional_expr): Use it.
2740 (build_binary_op): Likewise.
2742 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2744 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2747 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2748 bounds even for -O+.
2749 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2750 expr needs to have DECL_NAME set.
2752 2010-02-24 Nick Clifton <nickc@redhat.com>
2754 * config/mep/mep.c: Include gimple.h.
2755 (mep_function_uses_sp): Delete unused function.
2756 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
2757 parameters. Use unsigned integers to count args. Return a
2758 NULL_RTX instead of an error_mark_node. Toidy up formatting.
2760 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2763 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
2764 greater or equal to nelt instead of 2 * nelt.
2765 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
2768 2010-02-23 Jason Merrill <jason@redhat.com>
2771 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
2772 in cfun->local_decls even if they have register types.
2775 * stor-layout.c (place_field): Don't warn about unnecessary
2776 DECL_PACKED if the type is packed.
2778 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2781 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
2782 GOTOFF relocs, even when the base reg isn't pic pointer.
2784 2010-02-23 Michael Matz <matz@suse.de>
2787 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
2788 (expand_gimple_basic_block): Generate and use debug temps if there
2789 are debug uses left after the last real use of TERed ssa names.
2790 Unlink debug immediate uses when they are expanded.
2792 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2795 * config/i386/i386.c (override_options): Reorganise to provide
2796 better error messages.
2798 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2801 * graphite-scop-detection.c (create_single_exit_edge): Move
2802 the call to find_single_exit_edge to....
2803 (create_sese_edges): ...here. Don't handle multiple edges
2804 exiting the function.
2805 (build_graphite_scops): Don't handle multiple edges
2806 exiting the function.
2808 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2811 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
2812 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
2814 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2817 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
2819 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2822 * c-typeck.c (convert_arguments): Print declaration location.
2823 * c-common.c (validate_nargs): Rename as
2824 builtin_function_validate_nargs.
2825 (check_builtin_function_arguments): Update.
2827 2010-02-22 Richard Guenther <rguenther@suse.de>
2830 * tree-inline.c (declare_return_variable): Use the type of
2831 the call stmt lhs if available.
2833 2010-02-22 Duncan Sands <baldrick@free.fr>
2835 * passes.c (register_pass): Always consider all pass lists when
2836 ref_pass_instance_number is zero.
2838 2010-02-22 Richard Guenther <rguenther@suse.de>
2840 PR tree-optimization/42749
2841 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
2842 parameter. Do arithmetic in the original type.
2843 (update_accumulator_with_ops): Likewise.
2844 (adjust_accumulator_values): Adjust.
2846 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2848 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
2849 (QI to BLKmode splitter): New splitter.
2851 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
2853 * config/i386/i386.c (initial_ix86_tune_features): Turn on
2854 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
2856 2010-02-22 Richard Guenther <rguenther@suse.de>
2858 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
2860 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
2862 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
2863 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
2864 ($(T)crti.o, $(T)crtn.o): Remove rules.
2866 2010-02-21 Tobias Burnus <burnus@net-b.de>
2869 * doc/invoke.texi (-fassociative-math): Document that this
2870 option is automatically enabled for Fortran.
2872 2010-02-20 David S. Miller <davem@davemloft.net>
2874 * configure.ac: Test if linker and assembler properly support
2875 GOTDATA_OP relocations.
2876 * configure: Rebuild.
2877 * config.in: Likewise.
2878 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
2879 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
2880 (movsi_high_pic): Likewise.
2881 (movdi_lo_sum_pic): Likewise.
2882 (movdi_high_pic): Likewise.
2883 (movsi_pic_gotdata_op): New pattern.
2884 (movdi_pic_gotdata_op): Likewise.
2885 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
2886 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
2888 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
2891 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
2892 attribute to ssemul.
2893 (xop_mulv2div2di3_high): Ditto.
2895 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2898 * c.opt (Wconversion-null): New option.
2899 * doc/invoke.texi (Wconversion-null): Document.
2901 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2903 * common.opt (Wlarger-than-): Add Undocumented.
2905 2010-02-19 Mike Stump <mikestump@comcast.net>
2907 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
2909 2010-02-19 Jason Merrill <jason@redhat.com>
2912 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
2913 * configure: Likewise.
2915 2010-02-20 Alan Modra <amodra@gmail.com>
2918 * cgraph.h (cgraph_make_decl_local): Declare.
2919 * cgraph.c (cgraph_make_decl_local): New function.
2920 (cgraph_make_node_local): Use it.
2921 * cgraphunit.c (cgraph_function_versioning): Likewise.
2922 * ipa.c (function_and_variable_visibility): Likewise.
2924 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2927 * except.c (sjlj_emit_function_enter): Don't call
2928 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
2930 * rtl.h (add_reg_br_prob_note): Remove prototype.
2932 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2935 * c-common.c (conversion_warning): Remove widening conversions
2936 before checking the conversion of integers to reals.
2938 2010-02-19 Mike Stump <mikestump@comcast.net>
2941 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
2944 * cgraphunit.c (process_function_and_variable_attributes): Check
2945 DECL_PRESERVE_P instead of looking up attribute "used".
2946 * ipa-pure-const.c (check_decl): Likewise.
2947 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
2948 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
2949 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
2950 instead of attribute "used".
2951 * config/sol2-c.c (solaris_pragma_init): Likewise.
2952 (solaris_pragma_fini): Likewise.
2954 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2956 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
2957 Use XCNEW instead of xcalloc.
2958 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
2959 XNEW instead of xmalloc.
2960 (get_fields): Use XNEWVEC instead of xmalloc.
2963 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
2964 populate vars array.
2965 (create_new_general_access): For debug stmts just reset value.
2966 (get_stmt_accesses): For accesses within debug stmts just record them
2967 using add_access_to_acc_sites instead of preventing the peeling or
2968 counting them as accesses.
2971 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
2973 2010-02-19 Richard Guenther <rguenther@suse.de>
2975 PR tree-optimization/42916
2976 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
2979 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
2981 * configure.ac: Replace all uses of changequote in macro arguments
2982 with proper quoting.
2984 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2987 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
2989 2010-02-19 Richard Guenther <rguenther@suse.de>
2991 PR tree-optimization/42944
2992 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
2993 test for aliasing with errno.
2995 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2998 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
2999 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
3000 * dojump.c: Include output.h.
3001 (inv): New inline function.
3002 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
3003 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
3004 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
3005 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
3006 argument, pass it down to other calls.
3007 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
3008 add REG_BR_PROB note to the conditional jump.
3009 * cfgexpand.c (add_reg_br_prob_note): Removed.
3010 (expand_gimple_cond): Don't call it, add the probability
3011 as last argument to jumpif_1/jumpifnot_1.
3012 * Makefile.in (dojump.o): Depend on output.h.
3013 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
3015 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
3016 * stmt.c (do_jump_if_equal): Likewise.
3017 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
3018 * loop-unswitch.c (compare_and_jump_seq): Likewise.
3019 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
3021 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
3022 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
3023 jumpifnot_1 callers.
3024 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
3026 (store_expr): Adjust jumpifnot caller.
3027 (store_constructor): Adjust jumpif caller.
3030 * gimplify.c (gimple_boolify): For __builtin_expect call
3031 gimple_boolify also on its first argument.
3033 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
3035 * configure.ac (gnu-unique-object): Wrap regexps using [] in
3037 (__stack_chk_fail): Ditto. Remove quadrigraphs.
3038 * configure: Regenerated.
3040 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3042 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
3043 lang_hooks.types_compatible_p instead of comptypes.
3045 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
3047 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
3048 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
3049 if __prefer_thumb__ is defined.
3051 2010-02-18 Martin Jambor <mjambor@suse.cz>
3053 PR tree-optimization/43066
3054 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
3055 array with zero-sized element type.
3057 2010-02-18 Jakub Jelinek <jakub@redhat.com>
3059 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
3060 rtx, allocate struct var_loc_node here and return it to the
3061 caller, and only if it is actually needed.
3062 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
3063 move it earlier and return immediately if it returns NULL.
3065 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
3067 * config/sparc/gas.h: New file. Restore
3068 TARGET_ASM_NAMED_SECTION to its ELF default.
3069 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
3071 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3072 Likewise. Add ATTRIBUTE_UNUSED to prototype.
3073 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
3074 after sparc/sysv4.h.
3076 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
3078 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
3080 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
3082 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
3083 patterns from predicated pattern.
3085 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
3088 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
3089 for insn mnemonic suffix.
3091 2010-02-17 Richard Guenther <rguenther@suse.de>
3093 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
3096 2010-02-17 Jakub Jelinek <jakub@redhat.com>
3099 * caller-save.c (save_call_clobbered_regs): If BB ends with
3100 a DEBUG_INSN, move any notes in between last real insn and the last
3101 DEBUG_INSN after the last DEBUG_INSN.
3103 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
3105 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
3106 Fix return type. Fix argument type. Explain meaning of return value.
3108 2010-02-16 Richard Guenther <rguenther@suse.de>
3110 PR tree-optimization/41043
3111 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
3112 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
3114 (vrp_visit_phi_node): ... but only for loop PHI nodes.
3116 2010-02-16 Ira Rosen <irar@il.ibm.com>
3118 PR tree-optimization/43074
3119 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
3120 * tree-vect-loop.c (vect_analyze_loop_operations): Add
3121 vectorizable cycles in hybrid SLP check.
3122 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
3124 2010-02-16 Richard Guenther <rguenther@suse.de>
3126 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
3127 (true_dependence): If memrefs_conflict_p computes must-alias
3128 trust it. Move TBAA check after offset-based disambiguation.
3129 (canon_true_dependence): Likewise.
3131 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
3133 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
3134 * doc/invoke.texi: Document it.
3135 * var-tracking.c: Include toplev.h and params.h.
3136 (vt_find_locations): Return bool indicating success. Compute
3137 hash sizes unconditionally. Check new parameter, report.
3138 (variable_tracking_main_1): Check vt_find_locations results and
3139 retry. Renamed from...
3140 (variable_tracking_main): ... this. New wrapper to preserve
3141 flag_var_tracking_assignments.
3142 * Makefile.in (var-tracking.o): Adjust dependencies.
3144 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
3145 Jakub Jelinek <jakub@redhat.com>
3148 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
3149 if weak_import attribute is present.
3150 * config/darwin.c (machopic_select_section): Likewise.
3152 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
3154 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
3155 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
3156 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
3157 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
3159 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
3162 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3165 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
3166 Rewrite text to refer to the names.
3168 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
3170 * config/i386/i386-builtin-types.def
3171 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
3172 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
3173 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
3174 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
3175 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
3176 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
3177 IX86_BUILTIN_VPERMIL2PS256.
3178 (MULTI_ARG_4_DF2_DI_I): Defined.
3179 (MULTI_ARG_4_DF2_DI_I1): Defined.
3180 (MULTI_ARG_4_SF2_SI_I): Defined.
3181 (MULTI_ARG_4_SF2_SI_I1): Defined.
3182 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
3183 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
3184 __builtin_ia32_vpermil2ps256.
3185 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3186 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3187 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
3188 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3189 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3190 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
3191 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
3192 CODE_FOR_xop_vpermil2v8sf3.
3193 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
3194 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
3195 * config/i386/xopintrin.h (_mm_permute2_pd): New.
3196 (_mm256_permute2_pd): New.
3197 (_mm_permute2_ps): New.
3198 (_mm256_permute2_ps): New.
3200 2010-02-15 Nick Clifton <nickc@redhat.com>
3202 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
3203 boolean parameters. Use emit_jump_insn when emitting a pop
3204 instruction containing a return insn.
3205 (push): Use 'true' rather than '1' as second parameter to F.
3206 (h8300_expand_prologue): Likewise.
3207 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
3208 (h8300_expand_epilogue): Likewise.
3210 2010-02-15 Richard Guenther <rguenther@suse.de>
3213 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
3216 2010-02-15 Nick Clifton <nickc@redhat.com>
3218 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
3221 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
3223 * intl.c (fake_ngettext): New function.
3224 * intl.h (fake_ngettext): Declare.
3225 (ngettext): Define macro.
3226 * collect2.c (notice_translated): New function.
3227 (main): Use notice_translated and ngettext.
3228 * collect2.h (notice_translated): Declare.
3230 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
3232 * reorg.c (delete_computation): Comment fixes.
3233 * caller-save.c (setup_save_areas): Idem.
3234 * sel-sched-dump.c (dump_lv_set): Idem.
3237 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3239 * config/s390/s390.c (s390_sched_init): New function.
3240 (TARGET_SCHED_INIT): Target hook defined.
3242 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
3243 Jack Howarth <howarth@bromo.med.uc.edu>
3244 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3247 Partial revert of unintended change in fix for PR41605.
3248 * config/darwin.h: Fix typo.
3249 * config/darwin9.h: Same.
3251 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3253 * c-pch.c (pch_init): Clear v.
3255 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3258 * graphite-scop-detection.c (graphite_can_represent_scev): Call
3259 graphite_can_represent_init for MULT_EXPR.
3261 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3265 * graphite-sese-to-poly.c (remove_phi): New.
3266 (translate_scalar_reduction_to_array): Call remove_phi.
3268 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3271 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
3272 * graphite-clast-to-gimple.h (gloog): Update declaration.
3273 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
3274 * graphite-poly.h (struct poly_bb): Add missing comments.
3275 (struct scop): Add poly_scop_p field.
3277 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
3278 * graphite.c (graphite_transform_loops): Build the polyhedral
3279 representation for each scop before code generation.
3280 * sese.c (rename_variables_in_operand): Removed.
3281 (rename_variables_in_expr): Return the renamed expression.
3282 (rename_sese_parameters): New.
3283 * sese.h (rename_sese_parameters): Declared.
3285 2010-02-11 Richard Guenther <rguenther@suse.de>
3287 PR tree-optimization/42998
3288 * tree-ssa-pre.c (create_expression_by_pieces): Treat
3289 POINTER_PLUS_EXPR properly.
3291 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3292 Changpeng Fang <changpeng.fang@amd.com>
3295 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
3296 the cost of an IV candidate when the IV is used in a test against zero.
3298 * gcc.dg/tree-ssa/ivopts-3.c: New.
3300 2010-02-11 Richard Guenther <rguenther@suse.de>
3303 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
3304 pointer-vs-decl case by swapping refs. Handle some cases
3305 of pointer-vs-decl disambiguations more conservatively.
3306 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
3307 to false after expanding.
3309 2010-02-11 Richard Guenther <rguenther@suse.de>
3312 * gcc.c (process_command): Handle LTO file@offset case more
3315 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3317 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
3318 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
3320 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
3322 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
3323 if MEM's mode size isn't DWARF2_ADDR_SIZE.
3324 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
3325 Optimize eq/ne comparisons when both arguments are known to be
3327 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
3328 Don't mask operands unnecessarily if they are known to be already
3331 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
3333 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
3336 2010-02-10 Richard Guenther <rguenther@suse.de>
3338 PR tree-optimization/43017
3339 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
3340 for wrapping signed arithmetic.
3342 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3345 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
3346 if no debug info should be emitted for it.
3348 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3350 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
3351 note when flag_exceptions is set.
3353 2010-02-10 Duncan Sands <baldrick@free.fr>
3355 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
3357 2010-02-10 Richard Guenther <rguenther@suse.de>
3360 * tree.c (get_unwidened): Handle constants.
3361 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
3363 2010-02-10 Martin Jambor <mjambor@suse.cz>
3366 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
3367 check for variable argument counts independently.
3369 2010-02-10 Christian Bruel <christian.bruel@st.com>
3372 * config/sh/sh.c (find_barrier): Increase length for non delayed
3373 conditional branches.
3375 2010-02-10 Christian Bruel <christian.bruel@st.com>
3377 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
3379 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3381 * builtins.c (set_builtin_user_assembler_name): Also handle
3382 ffs if int is smaller than word.
3384 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
3387 * ira-conflicts.c (get_dup): Remove.
3388 (process_reg_shuffles): Add new parameter. Use it as an
3389 additional guard for copy generation.
3390 (add_insn_allocno_copies): Rewrite.
3392 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
3394 * common.opt (fsched2-use-traces): Preserved for backward
3396 * doc/invoke.texi: Remove the documentation about option
3397 -fsched2-use-traces.
3398 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
3399 flag_sched2_use_traces.
3400 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
3401 the backward compatibility flag section.
3403 2010-02-09 Richard Guenther <rguenther@suse.de>
3405 PR tree-optimization/43008
3406 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
3407 make HEAP variables initialized from global memory if they
3408 are not known builtin functions.
3409 (find_func_aliases): Adjust.
3411 2010-02-09 Richard Guenther <rguenther@suse.de>
3413 PR tree-optimization/43000
3414 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
3415 arithmetic manually.
3417 2010-02-08 Jakub Jelinek <jakub@redhat.com>
3419 PR tree-optimization/42931
3420 * tree-loop-linear.c (try_interchange_loops): Don't call
3421 double_int_mul if estimated_loop_iterations failed.
3423 2010-02-08 Martin Jambor <mjambor@suse.cz>
3426 * tree-sra.c (build_accesses_from_assign): Do not mark in
3427 should_scalarize_away_bitmap if stmt has volatile ops.
3428 (sra_modify_assign): Do not process assigns piecemeal if if stmt
3431 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
3433 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
3435 2010-02-07 Adam Nemet <adambnmet@gmail.com>
3437 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
3440 2010-02-07 Andrew Pinski <pinskia@gmail.com>
3443 * df-core.c (df_finish_pass): Change type of saved_flags to int.
3445 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3448 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
3449 to unknown_dependence.
3450 (graphite_legal_transform_dr): Handle the unknown_dependence.
3451 (graphite_carried_dependence_level_k): Same.
3453 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3455 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
3457 2010-02-07 Richard Guenther <rguenther@suse.de>
3460 * expr.c (get_inner_reference): Always initialize *pbitsize.
3462 2010-02-07 Richard Guenther <rguenther@suse.de>
3465 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
3466 new ARRAY_REFs on variable size element or minimal index arrays.
3468 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
3469 gimple_fold_indirect_ref.
3471 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
3474 * arm.c (arm_override_options): Just return if the user has specified
3475 an invalid fpu name.
3477 2010-02-03 Jason Merrill <jason@redhat.com>
3480 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
3481 i386_pe_maybe_record_exported_symbol.
3483 2010-02-05 Steve Ellcey <sje@cup.hp.com>
3486 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3487 (pa_delegitimize_address): New function.
3489 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
3491 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
3492 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
3494 2010-02-05 Richard Guenther <rguenther@suse.de>
3497 * lto-streamer-in.c (get_resolution): Deal with references
3498 to undefined functions.
3500 2010-02-05 Richard Guenther <rguenther@suse.de>
3502 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
3503 (fold_const_aggregate_ref): Likewise.
3504 (ccp_fold_stmt): Substitute loads.
3505 (maybe_fold_reference): Verify types before substituting.
3507 (fold_gimple_assign): Unshare properly.
3508 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
3510 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
3512 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
3513 for rs6000_gen_cell_microcode.
3515 2010-02-04 Richard Guenther <rguenther@suse.de>
3517 PR rtl-optimization/42952
3518 * dse.c (const_or_frame_p): Remove MEM handling.
3520 2010-02-04 Nick Clifton <nickc@redhat.com>
3522 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
3523 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
3524 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
3525 (mn10300_asm_output_mi_thunk): New function.
3526 (mn10300_can_output_mu_thunk): New function.
3527 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
3528 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
3529 (FUNCTION_ARG): Delete incorrect comment.
3531 2010-02-03 Jason Merrill <jason@redhat.com>
3534 * fold-const.c (operand_equal_p): Handle erroneous types.
3536 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3538 * config/h8300/h8300.md (can_delay): Fix attibute condition.
3540 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
3542 PR rtl-optimization/42941
3543 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
3546 2010-02-03 Jason Merrill <jason@redhat.com>
3549 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
3551 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
3554 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
3555 (cselib_reset_table): Renamed from...
3556 (cselib_reset_table_with_next_value): ... this.
3557 (cselib_get_next_uid): Renamed from...
3558 (cselib_get_next_unknown_value): ... this.
3559 * cselib.c (next_uid): Renamed from...
3560 (next_unknown_value): ... this.
3561 (cselib_clear_table): Adjust.
3562 (cselib_reset_table): Adjust. Renamed from...
3563 (cselib_reset_table_with_next_value): ... this.
3564 (cselib_get_next_uid): Adjust. Renamed from...
3565 (cselib_get_next_unknown_value): ... this.
3566 (get_value_hash): Use hash.
3567 (cselib_hash_rtx): Likewise.
3568 (new_cselib_val): Adjust. Set and dump uid.
3569 (cselib_lookup_mem): Pass next_uid as hash.
3570 (cselib_subst_to_values): Likewise.
3571 (cselib_log_lookup): Dump uid.
3572 (cselib_lookup): Pass next_uid as hash. Adjust.
3573 (cselib_process_insn): Adjust.
3574 (cselib_init): Initialize next_uid.
3575 (cselib_finish): Adjust.
3576 (dump_cselib_table): Likewise.
3577 * dse.c (canon_address): Dump value uid.
3578 * print-rtl.c (print_rtx): Print value uid.
3579 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
3581 (dv_uid): New function, sort of renamed from...
3582 (dv_htab_hash): ... this, reimplemented in terms of it and...
3583 (dv_uid2hash): ... this. New.
3584 (variable_htab_eq): Drop excess assertions.
3585 (tie_break_pointers): Removed.
3586 (canon_value_cmp): Compare uids.
3587 (variable_post_merge_New_vals): Print uids.
3588 (vt_add_function_parameters): Adjust.
3589 (vt_initialize): Reset table. Adjust.
3591 2010-02-03 Richard Guenther <rguenther@suse.de>
3593 PR tree-optimization/42944
3594 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
3595 (call_may_clobber_ref_p_1): Likewise. Properly handle
3596 malloc and calloc clobbering errno.
3598 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
3600 * doc/invoke.texi: Fix name of sched1 dump.
3602 * opts.c (decode_options): Set flag_tree_switch_conversion
3603 only conditionally on optimize >= 2.
3605 * gcse.c: Assorted comment fixes in pass description.
3607 2010-02-03 Anthony Green <green@moxielogic.com>
3609 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
3610 nop padding in order to maintain alignment of storage location of
3611 target function address.
3612 (moxie_trampoline_init): Store target function address at newly
3614 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
3616 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
3618 2010-02-03 Richard Guenther <rguenther@suse.de>
3621 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
3623 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3625 * config.gcc: Reenable check for obsolete targets.
3626 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
3627 mips-sgi-irix6.[0-4]*.
3629 2010-02-02 Nick Clifton <nickc@redhat.com>
3631 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
3632 constant size of 4 as being the same as 0.
3633 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
3634 can take values in the range 0..4.
3636 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
3639 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
3640 as _darwin10_Unwind_FindEnclosingFunction().
3641 * libgcc-libsystem.ver: New.
3643 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
3646 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
3647 implicitly set registers.
3649 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
3651 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
3652 (arm_override_options): Allow automatic selection of the thread
3653 pointer register if thumb2.
3654 (legitimize_pic_address): Improve code sequences for Thumb2.
3655 (arm_call_tls_get_addr): Likewise.
3656 (legitimize_tls_address): Likewise.
3657 * arm.md (pic_load_addr_arm): Delete. Replace with ...
3658 (pic_load_addr_32bit): ... this. New named pattern.
3659 * thumb2.md (pic_load_addr_thumb2): Delete.
3660 (pic_load_dot_plus_four): Delete.
3661 (tls_load_dot_plus_four): New named pattern.
3663 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3666 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
3667 Document fix for TLS bug.
3669 2010-01-31 Richard Guenther <rguenther@suse.de>
3671 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
3672 conservatively correct.
3674 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3678 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3680 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3682 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3684 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
3686 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
3688 * config.gcc: Adjust order of makefile fragments for mingw targets.
3690 2010-01-31 Richard Guenther <rguenther@suse.de>
3693 * gimplify.c (gimplify_init_constructor): For volatile LHS
3694 initialize a temporary.
3696 2010-01-31 Matthias Klose <doko@ubuntu.com>
3698 * configure.ac: Fix __stack_chk_fail check for cross builds configured
3700 * configure: Regenerate.
3702 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
3704 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3705 the same alias set and their sizes different constantness.
3706 (aliasing_component_refs_p): Revert 2009-10-24 change.
3708 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3710 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
3713 2010-01-29 Richard Guenther <rguenther@suse.de>
3715 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
3716 Assert we successfully updated the call.
3718 2010-01-29 Jakub Jelinek <jakub@redhat.com>
3720 PR rtl-optimization/42889
3721 * df.h (df_set_bb_dirty_nonlr): New prototype.
3722 * df-core.c (df_set_bb_dirty_nonlr): New function.
3723 * df-scan.c (df_insn_rescan): Call it instead of
3724 df_set_bb_dirty for DEBUG_INSNs.
3726 2010-01-29 Richard Guenther <rguenther@suse.de>
3729 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
3730 quadratic behavior in most cases.
3732 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
3735 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
3736 in the call to gen_x86_movsicc_0_m1.
3738 2010-01-28 Richard Guenther <rguenther@suse.de>
3740 PR tree-optimization/42871
3741 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
3743 2010-01-28 Richard Guenther <rguenther@suse.de>
3745 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
3746 into call arguments.
3748 2010-01-28 Richard Guenther <rguenther@suse.de>
3751 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
3752 the forwarder if the destination is an EH landing pad.
3754 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
3756 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
3757 block list passed to gimple_duplicate_sese_tail.
3758 (parallelize_loops): Avoid parallelization when the function
3760 Avoid parallelization when the preheader is IRREDUCIBLE.
3761 Try to optimize when estimated_loop_iterations_int is unresolved.
3762 Add the loop's location to the dump file.
3763 * tree-cfg.c (add_phi_args_after_redirect): Remove.
3764 (gimple_duplicate_sese_tail): Remove the check for the latch.
3765 Redirect nexits to the exit block.
3766 Remove handling of the incoming edges to the latch.
3767 Redirect the backedge from the copied latch to the exit bb.
3769 2010-01-28 Michael Matz <matz@suse.de>
3772 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
3773 Wrap force_reg into a sequence, emit it before user.
3775 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
3777 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
3779 (arm_legacy_rev): Likewise.
3780 (thumb_legacy_rev): Likewise.
3782 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3784 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
3785 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
3786 on MEM's address failed, try avoid_constant_pool_reference and
3787 recurse if it returned something different.
3788 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
3789 address, try avoid_constant_pool_reference and recurse if it
3790 returned something different.
3791 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
3792 address and avoid_constant_pool_reference returned something
3793 different, don't set have_address.
3795 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
3798 * var-tracking.c (val_store): Add modified argument, obey it.
3800 (count_uses): Move down logging of main.
3801 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
3802 don't need resolution.
3803 (emit_notes_in_bb): Likewise.
3805 2010-01-27 Richard Guenther <rguenther@suse.de>
3808 * tree-inline.c (remap_decl): Delay remapping of SSA name
3809 default definitions until we need them.
3811 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3813 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3814 (rs6000_delegitimize_address): New function.
3816 * config/s390/s390.c (s390_delegitimize_address): Call
3817 delegitimize_mem_from_attrs.
3820 * tree-inline.c (cannot_copy_type_1): Removed.
3821 (copy_forbidden): Don't forbid copying of functions containing
3822 records/unions with variable length fields.
3824 2010-01-27 Christian Bruel <christian.bruel@st.com>
3828 * config/sh/sh.c (find_barrier): Increase length for non delayed
3829 conditional branches.
3831 2010-01-27 Matthias Klose <doko@ubuntu.com>
3833 * configure.ac (gnu-unique-object): Fix ldd version check.
3834 * configure: Regenerate.
3836 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3838 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
3840 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
3841 Test for HAVE_GNU_AS value.
3843 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3845 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
3846 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
3847 INT64_TYPE): Define.
3848 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
3849 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3850 INT_LEAST64_TYPE): Define.
3851 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
3852 UINT_LEAST64_TYPE): Define.
3853 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
3854 INT_FAST64_TYPE): Define.
3855 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3856 UINT_FAST64_TYPE): Define.
3857 (INTMAX_TYPE, UINTMAX_TYPE): Define.
3858 (INTPTR_TYPE, UINTPTR_TYPE): Define.
3859 (SIG_ATOMIC_TYPE): Define.
3861 2010-01-26 Richard Guenther <rguenther@suse.de>
3863 * df-scan.c (df_scan_set_bb_info): Remove assert.
3864 (df_insn_rescan_debug_internal): Merge asserts.
3865 (df_install_ref): Likewise.
3866 (df_mark_reg): Use bitmap_set_range.
3867 (df_hard_reg_used_p): Remove assert.
3868 (df_hard_reg_used_count): Likewise.
3870 2010-01-26 Richard Guenther <rguenther@suse.de>
3872 PR rtl-optimization/42685
3873 * web.c (web_main): Ignore DEBUG_INSNs.
3875 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
3877 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
3879 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
3880 Fix types of fndecl and arglist parameters.
3882 2010-01-26 Richard Guenther <rguenther@suse.de>
3885 * tree-eh.c (unsplit_eh): Skip debug insns.
3887 2010-01-26 Richard Guenther <rguenther@suse.de>
3889 PR tree-optimization/42250
3890 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
3892 2010-01-26 Jakub Jelinek <jakub@redhat.com>
3895 * omp-low.c (expand_omp_sections): Only use single_pred if
3896 l2_bb is single_pred_p.
3898 2010-01-25 Christian Bruel <christian.bruel@st.com>
3901 * config/sh/sh.c (find_barrier): Increase length for non delayed
3902 conditional branches.
3903 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
3905 2010-01-24 David S. Miller <davem@davemloft.net>
3907 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
3908 define if not using GAS.
3909 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3910 Likewise. Delete SECTION_MERGE code, which is only applicable
3913 2010-01-24 Mark Mitchell <mark@codesourcery.com>
3916 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
3917 mangling of va_list in system headers.
3919 2010-01-23 Toon Moene <toon@moene.org>
3921 * tree-predcom.c (combine_chains): Return NULL, not false.
3923 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
3925 * tree-loop-distribution.c (distribute_loop): Fix declaration and
3926 initialization of variable res to agree with return type.
3928 2010-01-22 Steve Ellcey <sje@cup.hp.com>
3930 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
3931 * tree-sra.c: Add include of expr.h.
3933 2010-01-22 Jakub Jelinek <jakub@redhat.com>
3935 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
3936 insert the debug stmt on the single non-EH edge from the stmt.
3938 2010-01-22 Richard Henderson <rth@redhat.com>
3941 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
3942 the RHS until after generate_subtree_copies has insertted its
3943 code before the current statement.
3945 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
3947 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
3949 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
3951 2010-01-21 Martin Jambor <mjambor@suse.cz>
3953 PR tree-optimization/42585
3954 * tree-sra.c (struct access): New field grp_total_scalarization.
3955 (dump_access): Dump the new field.
3956 (should_scalarize_away_bitmap): New variable.
3957 (cannot_scalarize_away_bitmap): Likewise.
3958 (sra_initialize): Allocate new bitmaps.
3959 (sra_deinitialize): Free new bitmaps.
3960 (create_access_1): New function.
3961 (create_access): Parts moved to create_access_1.
3962 (type_consists_of_records_p): New function.
3963 (completely_scalarize_record): Likewise.
3964 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
3965 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
3966 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
3968 (analyze_all_variable_accesses): Completely scalarize small eligible
3971 2010-01-21 Martin Jambor <mjambor@suse.cz>
3973 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
3975 2010-01-21 Andrew Haley <aph@redhat.com>
3977 * gcc.c (process_command): Move lang_specific_driver before
3978 setting cc_libexec_prefix.
3980 2010-01-21 Richard Guenther <rguenther@suse.de>
3983 * fold-const.c (negate_expr_p): Pretend only negative
3984 real constants are easily negatable.
3986 2010-01-20 Janis Johnson <janis187@us.ibm.com>
3987 Jason Merrill <jason@redhat.com>
3989 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
3990 (TYPE_TRANSPARENT_AGGR): this, for union and record.
3991 * calls.c (initialize argument_information): Handle it.
3992 * c-common.c (handle_transparent_union_attribute): Use new name.
3993 * c-decl.c (finish_struct): Ditto.
3994 * c-typeck.c (type_lists_compatible_p): Ditto.
3995 (convert_for_assignment): Use new name and also handle record.
3996 * function.c (aggregate_value_p): Handle it.
3997 (pass_by_reference): Ditto.
3998 (assign_parm_data_types): Ditto.
3999 * print-tree.c (print_node): Ditto.
4000 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
4001 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
4002 * tree.c (first_field): New fn.
4004 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
4007 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
4008 even when linking statically, for now.
4010 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4013 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
4014 without a cselib val.
4015 (count_uses): Accept MO_VAL_SET with no val on stores.
4016 (add_stores): Likewise.
4018 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4020 * var-tracking.c (check_value_val): Add a compile time assertion.
4021 (dv_is_decl_p): Simplify.
4022 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
4023 gcc_assert if ENABLE_CHECKING.
4025 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4028 * var-tracking.c: Include tree-flow.h.
4029 (mem_dies_at_call): New.
4030 (dataflow_set_preserve_mem_locs): Use it.
4031 (dataflow_set_remove_mem_locs): Likewise.
4032 (dump_var): Renamed from dump_variable. Adjust all callers.
4033 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
4034 * Makefile.in (var-tracking.o): Adjust deps.
4036 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
4038 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
4040 2010-01-20 Richard Guenther <rguenther@suse.de>
4042 PR tree-optimization/42717
4043 * tree-ssa-dce.c (get_live_post_dom): Remove.
4044 (forward_edge_to_pdom): Take an arbitrary edge to copy
4045 degenerate PHI args from.
4046 (remove_dead_stmt): Use the first post-dominator even if it
4047 does not contain live statements as redirection destination.
4049 2010-01-20 Richard Guenther <rguenther@suse.de>
4051 * tree-inline.c (estimate_num_insns): Handle EH builtins.
4053 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4055 * sel-sched.c (create_speculation_check): Remove set but not used
4057 (try_transformation_cache): Remove set but not used variable ds.
4058 (calculate_privileged_insns): Remove set but not used variables
4059 cur_insn and min_spec_insn.
4060 (find_best_expr): Remove set but not used variable avail_n.
4061 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
4063 * cgraphunit.c (assemble_thunk): Remove set but not used variable
4065 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
4066 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
4069 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
4072 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
4073 cpu types. Add support for *-sse3 cpu types.
4074 (x86_64-*-*): Ditto.
4076 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4079 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
4080 argument, call initializer_constant_valid_p_1 instead of
4081 initializer_constant_valid_p, pass CACHE to it, return NULL
4082 immediately if first call returns NULL.
4083 (initializer_constant_valid_p_1): New function.
4084 (initializer_constant_valid_p): Use it.
4086 2010-01-20 Thomas Quinot <quinot@adacore.com>
4088 * tree.def (PLACEHOLDER_EXPR): Fix comment.
4090 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4092 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
4093 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
4094 (loc_list_from_tree): Don't handle unsigned division. Handle
4095 signed modulo using DW_OP_{over,over,div,mul,minus}.
4096 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
4097 modulo instead of signed.
4099 2010-01-20 DJ Delorie <dj@redhat.com>
4101 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
4103 (h8300_emit_stack_adjustment): Propogate it.
4105 (h8300_expand_prologue): Likewise.
4106 (h8300_expand_epilogue): Likewise.
4108 2010-01-19 Michael Matz <matz@suse.de>
4110 PR tree-optimization/41783
4111 * tree-data-ref.c (toplevel): Include flags.h.
4112 (dump_data_dependence_relation): Also dump the inputs if the
4113 result will be unknown.
4114 (split_constant_offset_1): Look through some conversions.
4115 * tree-predcom.c (determine_roots_comp): Restart a new chain if
4116 the offset from last element is too large.
4117 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
4118 (reassociate_to_the_same_stmt): Handle vector registers.
4119 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
4121 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
4122 wide_prolog_niters argument, emit widening instructions.
4123 (vect_do_peeling_for_alignment): Adjust caller, use widened
4124 variant of the iteration cound.
4125 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
4127 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4130 * config/arm/neon-testgen.m (emit_automatics): New parameter
4131 features. Adjust for Fixed_return_reg feature.
4132 (test_intrinsic): Call emit_automatics with new feature.
4133 * config/arm/neon.ml: Update copyright years.
4134 (features): New Fixed_return_reg feature.
4135 (ops): Update feature for Vget_low.
4137 2010-01-19 Jakub Jelinek <jakub@redhat.com>
4139 PR tree-optimization/42719
4140 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
4144 * fwprop.c (all_uses_available_at): Return false if def_set dest
4145 is a REG that is used in def_insn.
4147 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
4149 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
4151 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
4154 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
4156 * target.h (struct gcc_target) <secondary_reload>: Change type
4157 of last argument to secondary_reload_info *.
4159 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
4162 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
4163 memory references with unaligned offsets. Remove CQImode handling.
4164 (unaligned_memory_operand): Return 1 for memory references with
4165 unaligned offsets. Remove CQImode handling.
4167 2010-01-18 Richard Guenther <rguenther@suse.de>
4170 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
4173 2010-01-18 Richard Guenther <rguenther@suse.de>
4175 PR tree-optimization/42781
4176 * tree-ssa-structalias.c (find_what_var_points_to): Skip
4177 restrict processing only if the original variable was artificial.
4179 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
4181 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
4182 find number of popped argument bytes.
4184 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
4185 Fix the text that describes the return value for invalid insns.
4187 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
4189 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
4190 Clarify what 'cost of the -dependence' is. Fix quoting.
4192 * toplev.c (default_get_pch_validity): Rename argument to "sz".
4193 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
4195 2010-01-17 Jakub Jelinek <jakub@redhat.com>
4197 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4198 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
4200 2010-01-17 Richard Guenther <rguenther@suse.de>
4203 * function.c (split_complex_args): Take a VEC to modify.
4204 (assign_parms_augmented_arg_list): Build a VEC instead of
4205 a chain of PARM_DECLs.
4206 (assign_parms_unsplit_complex): Take a VEC of arguments.
4207 Do not fixup unmodified parms.
4208 (assign_parms): Deal with the VEC.
4209 (gimplify_parameters): Likewise.
4211 2010-01-17 Richard Guenther <rguenther@suse.de>
4213 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
4214 node existence check.
4215 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
4216 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
4217 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
4218 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
4219 (gimple_execute_on_growing_pred): Likewise.
4221 2010-01-17 Richard Guenther <rguenther@suse.de>
4223 PR tree-optimization/42773
4224 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
4225 (compute_antic_aux): Likewise.
4226 (compute_partial_antic_aux): Likewise.
4228 2010-01-17 Jie Zhang <jie.zhang@analog.com>
4231 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
4234 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
4236 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
4239 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
4240 Fix markup for strict argument.
4242 (TARGET_SCHED_REORDER2): Fix argument types.
4244 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
4245 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
4247 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
4248 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
4250 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
4253 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
4254 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
4255 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
4256 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
4257 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
4259 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
4261 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
4263 (TARGET_ASM_RELOC_RW_MASK): Add return type.
4264 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
4266 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
4268 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
4271 (TARGET_ASM_NAMED_SECTION): Fix argument list.
4273 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
4274 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
4276 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
4278 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
4280 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
4281 referring to it. Fix language.
4283 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
4285 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
4287 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
4289 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
4291 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
4292 '@var{stream}. Remove stray 'and'.
4294 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
4296 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
4298 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
4300 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
4301 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
4303 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
4304 Fix description of return value.
4305 Rename argument "sz" to "len."
4307 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
4308 Clarify meaning of 'true' return value.
4310 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
4312 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
4313 rep_mode versus mode_rep.
4315 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
4317 (TARGET_BUILTIN_DECL): Fix name.
4319 (TARGET_COMMUTATIVE_P): Fix type of first argument.
4321 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
4323 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
4325 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
4327 (TARGET_RELAXED_ORDERING): Use @deftypevr.
4329 (TARGET_GET_DRAP_RTX): Note that this is a hook.
4332 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
4333 Rename argument tm_fn to md_fn.
4335 (TARGET_OPTION_PRINT): Fix argument list.
4337 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
4340 * config/i386/i386.c (ix86_fixup_binary_operands):
4341 Revert FMA4 fixup of operands.
4343 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4346 * Makefile.in (write_entries_to_file, install-plugin):
4347 Use \012 instead of \n with tr.
4349 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
4351 * configure.ac (HAVE_AS_REF): New C macro.
4352 * configure: Regenerate.
4353 * config.in: Likewise.
4354 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
4356 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
4359 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
4361 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
4363 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
4365 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
4367 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
4369 (TARGET_IN_SMALL_DATA_P): Fix argument type.
4371 (TARGET_BINDS_LOCAL_P): Fix argument type.
4373 (TARGET_ASM_FILE_END): Use prototype.
4375 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
4377 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
4379 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
4381 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
4383 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
4384 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
4386 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
4387 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
4389 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
4390 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4391 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
4392 (TARGET_ADDR_SPACE_CONVERT): Likewise.
4394 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
4396 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
4398 (TARGET_INIT_BUILTINS): Use prototype.
4400 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4401 Put 'const char *' in braces. Fix parameter types.
4402 (TARGET_INVALID_CONVERSION): Fix parameter types.
4403 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
4404 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
4406 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
4409 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
4411 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
4413 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
4415 * doc/tm.texi (TARGET_HELP): Fix return type.
4417 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
4418 in braces. Fix argument types.
4420 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
4422 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
4424 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
4426 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
4427 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
4429 (TARGET_MANGLE_TYPE): Fix argument types.
4431 (TARGET_IRA_COVER_CLASSES): Use prototype.
4433 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
4435 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
4437 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
4439 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
4441 (TARGET_CALLEE_COPIES): Fix argument types.
4443 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
4445 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
4447 (TARGET_FUNCTION_VALUE): Fix argument types.
4449 (TARGET_RETURN_IN_MSB): Fix argument type.
4451 (TARGET_RETURN_IN_MEMORY): Fix argument types.
4453 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
4455 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
4457 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
4458 agree with return type.
4460 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
4462 2010-01-15 Jing Yu <jingyu@google.com>
4464 PR rtl-optimization/42691
4465 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
4466 a pseudo to a constant and are merged, and adjust comments.
4468 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
4470 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
4472 2010-01-15 Richard Guenther <rguenther@suse.de>
4475 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
4476 labels of computed or non-local gotos to the destination.
4477 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
4478 landing pad label is the first label.
4480 2010-01-15 Richard Guenther <rguenther@suse.de>
4482 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
4484 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4487 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
4488 to allow generation of the xssqrtdp instruction on power7.
4489 (sqrtdf2_fpr): Ditto.
4491 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4494 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
4495 functions with noreturn attribute.
4498 * varasm.c (declare_weak): Add weak attribute to decl if it
4499 doesn't have one already.
4500 (assemble_external): Only add decls to weak_decls if they also
4501 have weak attribute.
4503 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
4505 * var-tracking.c (var_reg_delete): Don't delete the association
4506 between REGs and values or one-part variables if the register
4509 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4512 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
4513 because its first operand is a non-localized variable.
4515 2010-01-14 Martin Jambor <mjambor@suse.cz>
4517 PR tree-optimization/42706
4518 * tree-sra.c (encountered_recursive_call): New variable.
4519 (encountered_unchangable_recursive_call): Likewise.
4520 (sra_initialize): Initialize both new variables.
4521 (callsite_has_enough_arguments_p): New function.
4522 (scan_function): Call decl and flags check only for IPA-SRA, check
4523 whether there is a recursive call and whether it has enough arguments.
4524 (all_callers_have_enough_arguments_p): New function.
4525 (convert_callers): Look for recursive calls only when
4526 encountered_recursive_call is set.
4527 (ipa_early_sra): Bail out either if
4528 !all_callers_have_enough_arguments_p or
4529 encountered_unchangable_recursive_call.
4531 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4533 * sel-sched.c: Add 2010 to copyright years.
4534 * sel-sched-ir.c: Likewise.
4535 * sel-sched-ir.h: Likewise.
4537 2010-01-14 Martin Jambor <mjambor@suse.cz>
4539 PR tree-optimization/42714
4540 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
4541 constructors specially.
4543 2010-01-14 Andi Kleen <ak@linux.intel.com>
4545 * config/i386/drivers-i386.c (detect_caches_intel):
4546 Add l2sizekb parameter and fill in.
4547 (host_detect_local_cpu): Add l2sizekb, fill in.
4548 Add Atom small cache heuristic.
4550 2010-01-14 Andi Kleen <ak@linux.intel.com>
4552 * config/i386/drivers-i386.c (detect_caches_cpuid4):
4553 Add level3 parameter and fill in.
4554 (detect_caches_intel): Handle level3 cache.
4556 2010-01-14 Andi Kleen <ak@linux.intel.com>
4558 * config/i386/drivers-i386.c (host_detect_local_cpu):
4559 Fix core duo detection.
4561 2010-01-14 Andi Kleen <ak@linux.intel.com>
4563 * config/i386/drivers-i386.c (host_detect_local_cpu):
4566 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4568 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
4569 (rs6000_variable_issue_1): this. Use...
4570 (rs6000_variable_issue): here. Reimplement. Print debug info.
4572 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4574 * sel-sched-ir.c (sel_restore_other_notes): Rename to
4575 sel_restore_notes. Update all callers. Call reemit_notes
4578 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4580 PR rtl-optimization/42246
4581 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
4584 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4586 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
4587 all successors is the same as number of successors in current region.
4589 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4591 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
4592 to rename is not separable. Otherwise check that its LHS is not NULL.
4594 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4596 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
4598 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4600 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
4601 available registers when failed to discover LHS register class.
4602 Fix indentation. Update comment.
4604 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4605 Alexander Monakov <amonakov@ispras.ru>
4607 PR rtl-optimization/42389
4608 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
4610 (advance_state_on_fence): Likewise.
4611 (sel_target_adjust_priority): Print debug output only when
4612 sched_verbose >= 4, not 2.
4613 (get_expr_cost): Do not issue all unique insns on the next cycle.
4614 (fill_insns): Initialize can_issue_more from the value saved
4616 * sel-sched-ir.c (flist_add): New parameter issue_more.
4617 Init FENCE_ISSUE_MORE with it.
4618 (merge_fences): Likewise.
4619 (init_fences): Update call to flist_add.
4620 (add_to_fences, add_clean_fence_to_fences)
4621 (add_dirty_fence_to_fences): Likewise.
4622 (move_fence_to_fences): Update call to merge_fences.
4623 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
4625 * sel-sched-ir.h (struct _fence): New field issue_more.
4626 (FENCE_ISSUE_MORE): New accessor macro.
4628 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4630 PR rtl-optimization/42388
4631 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
4632 that have no predecessors nor successors. Do not call move_bb_info
4633 for empty blocks outside of current region.
4635 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4637 PR rtl-optimization/42294
4638 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
4639 * sel-sched.c (move_exprs_to_boundary): Transitively add all
4640 originators' originators.
4642 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4644 PR rtl-optimization/39453
4645 PR rtl-optimization/42246
4646 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
4648 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
4650 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4651 Alexander Monakov <amonakov@ispras.ru>
4654 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
4655 (maybe_tidy_empty_bb): ... here. Make static. Add new
4656 argument. Update all callers.
4657 (tidy_control_flow): ... and here. Recompute topological order
4658 of basic blocks in region if necessary.
4659 (sel_redirect_edge_and_branch): Change return type. Return true
4660 if topological order might have been invalidated.
4661 (purge_empty_blocks): Export and move from...
4662 * sel-sched.c (purge_empty_blocks): ... here.
4663 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
4664 (maybe_tidy_empty_bb): Delete prototype.
4665 (purge_empty_blocks): Declare.
4667 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4669 PR rtl-optimization/42249
4670 * sel-sched.c (try_replace_dest_reg): When chosen register
4671 and original register is the same, do not bail out early, but
4672 still check all original insns for validity of replacing destination
4673 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
4676 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4679 Port from no-undefined-overflow branch:
4680 2009-03-09 Richard Guenther <rguenther@suse.de>
4682 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
4684 2010-01-14 Richard Guenther <rguenther@suse.de>
4687 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
4689 2010-01-14 Ira Rosen <irar@il.ibm.com>
4691 PR tree-optimization/42709
4692 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
4693 as scalar type in creation of constant vector operand.
4695 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4698 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
4699 (check-parallel-%): Match `testsuite' directory component only
4702 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
4704 PR translation/39521
4705 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
4708 2010-01-13 Richard Guenther <rguenther@suse.de>
4710 PR tree-optimization/42730
4711 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
4714 2010-01-13 Steve Ellcey <sje@cup.hp.com>
4717 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
4718 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
4721 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
4723 * config/bfin/libgcc-bfin.ver: Regenerate based on current
4724 libgcc-std.ver. Add entries for ___smulsi3_highpart and
4725 ___umulsi3_highpart.
4727 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
4728 rather than schedule_insns if the pass is enabled.
4730 2010-01-13 Martin Jambor <mjambor@suse.cz>
4732 PR tree-optimization/42704
4733 * tree-sra.c (sra_modify_assign): Do not delete assignments to
4736 2010-01-13 Martin Jambor <mjambor@suse.cz>
4738 PR tree-optimization/42703
4739 * tree-sra.c (analyze_access_subtree): Check that we can build a
4740 reference to the original data within the aggregate.
4742 2010-01-13 Richard Guenther <rguenther@suse.de>
4744 PR tree-optimization/42705
4745 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
4747 2010-01-13 Richard Guenther <rguenther@suse.de>
4750 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
4752 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4755 * var-tracking.c (values_to_unmark): New variable.
4756 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4757 values_to_unmark vector. Moved body to...
4758 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4759 instead queue it into values_to_unmark vector.
4760 (vt_find_locations): Free values_to_unmark vector.
4762 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
4764 * config/s390/s390.c (override_options): Set
4765 default of max-pending-list-length to 256
4767 2010-01-13 Richard Guenther <rguenther@suse.de>
4770 * tree-pass.h (PROP_gimple_lcx): New.
4771 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
4772 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
4773 before the final cleanup_eh.
4774 (dump_properties): Dump PROP_gimple_lcx.
4775 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
4776 (tree_lower_complex_O0): Remove.
4777 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
4778 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
4779 tree_lower_complex, schedule TODO_update_ssa.
4780 * lto-streamer-out.c (output_function): Stream the functions
4782 * lto-streamer-in.c (input_function): Likewise.
4783 (lto_read_body): Do not override them here.
4785 2010-01-12 Joseph Myers <joseph@codesourcery.com>
4788 * c-typeck.c (build_c_cast): Fold value cast to union type before
4789 wrapping it in a CONSTRUCTOR.
4791 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4793 PR rtl-optimization/42699
4794 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
4797 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4799 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4800 SUBTARGET_WARN_UNUSED_SPEC): Move ...
4801 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4802 SUBTARGET_WARN_UNUSED_SPEC): ... here
4803 * config/mips/iris5.h (LIBGCC_SPEC): Define.
4805 2010-01-12 Julian Brown <julian@codesourcery.com>
4807 * config/arm/neon-schedgen.ml (Utils): Don't try to
4808 open missing module.
4809 (find_with_result): New.
4811 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4814 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
4815 sharing when canonicalizing ({lt,ge}u (plus a b) b).
4817 PR tree-optimization/42645
4818 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
4819 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
4820 decl_map, set processing_debug_stmt to -1 and return name without
4823 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
4825 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
4826 binutils version, and reword target configuration description.
4828 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4830 * config/avr/avr.h (LINKER_NAME): Remove.
4832 2010-01-11 Janis Johnson <janis187@us.ibm.com>
4835 * config/rs6000/rs6000.c (rs6000_override_options): On targets
4836 that support VSX, warn for -mno-altivec if vsx is not disabled,
4839 2010-01-11 Joseph Myers <joseph@codesourcery.com>
4840 Shujing Zhao <pearly.zhao@oracle.com>
4842 PR translation/42469
4843 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
4844 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
4845 character between option name and help text.
4846 * c.opt (imultilib): Likewise.
4848 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
4850 * lto-streamer-out.c (output_unreferenced_globals): Output static
4853 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
4855 PR rtl-optimization/42621
4856 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
4857 optimizing for size.
4858 (duplicate_computed_gotos): Remove now-redundant check.
4860 2010-01-10 Steve Ellcey <sje@cup.hp.com>
4863 * configure.ac: Save and restore LDFLAGS and LIBS
4864 * configure: Regenerate.
4866 2010-01-10 Richard Guenther <rguenther@suse.de>
4869 * builtins.c (fold_builtin_strlen): Add type argument and
4870 convert the resulting length to it.
4871 (fold_builtin_1): Adjust.
4873 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4875 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
4876 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
4878 (num_insns_constant_wide): Adjust for that change.
4880 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4883 * web.c (union_defs): Add used argument, to combine uses of
4885 (entry_register): Adjust type and tests of used argument.
4886 (web_main): Widen used for new use. Pass it to union_defs.
4887 * df.h (union_defs): Adjust prototype.
4889 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4892 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
4893 uses in new incoming argument. Free body.
4894 (reset_debug_uses_in_loop): New.
4895 (analyze_insn_to_expand_var): Call the latter if the former found
4896 anything. Fix whitespace. Reject invalid dest overlaps before
4897 going through all insns in the loop.
4899 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4902 * haifa-sched.c (dying_use_p): Debug insns don't count.
4904 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4907 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
4908 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
4909 (verify_gimple_call): Reject LHS in noreturn calls.
4911 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4915 * tree-vect-loop-manip.c (adjust_info): New type.
4916 (adjust_vec): New pointer to vector.
4917 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
4918 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
4919 (slpeel_update_phis_for_duplicate_loop): Use them.
4920 (slpeel_update_phi_nodes_for_guard1): Likewise.
4921 (slpeel_update_phi_nodes_for_guard2): Likewise.
4922 (slpeel_tree_peel_loop_to_edge): Likewise.
4923 (vect_update_ivs_after_vectorizer): Likewise.
4925 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4927 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
4928 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
4930 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4932 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
4933 bogus uninitialized warning.
4935 2010-01-09 Richard Guenther <rguenther@suse.de>
4938 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
4939 the evolution is compatible with the initial condition.
4941 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4943 * gcc.c (process_command): Update copyright notice dates.
4944 * gcov.c (print_version): Likewise.
4945 * gcov-dump.c (print_version): Likewise.
4946 * mips-tfile.c (main): Likewise.
4947 * mips-tdump.c (main): Likewise.
4949 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4952 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
4954 (rotlhi3_8): Delete.
4956 (rotlsi3_8): Delete.
4957 (rotlsi3_16): Delete.
4958 (rotlsi3_24): Delete.
4960 (*rotw<mode>3): New.
4961 (*rotb<mode>3): New.
4962 * config/avr/avr.c (avr_rotate_bytes): New function.
4963 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
4965 2010-01-08 Steve Ellcey <sje@cup.hp.com>
4968 * configure.ac: Modify -rdynamic check.
4969 * configure: Regenerate.
4971 2010-01-08 DJ Delorie <dj@redhat.com>
4973 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
4974 register popping order.
4976 2010-01-08 Richard Guenther <rguenther@suse.de>
4979 * c.opt (fsigned-char): Also let LTO handle this option.
4980 (funsigned-char): Likewise.
4982 2010-01-07 Richard Guenther <rguenther@suse.de>
4984 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
4985 (gimple_op): Likewise.
4986 (gimple_op_ptr): Likewise.
4987 (gimple_assign_set_lhs): Remove gcc_assert.
4988 (gimple_assign_set_rhs1): Likewise.
4989 (gimple_assign_set_rhs2): Likewise.
4990 (gimple_call_set_lhs): Likewise.
4991 (gimple_call_set_fn): Likewise.
4992 (gimple_call_set_fndecl): Likewise.
4993 (gimple_call_fndecl): Likewise.
4994 (gimple_call_return_type): Likewise.
4995 (gimple_call_set_chain): Likewise.
4996 (gimple_call_num_args): Likewise.
4997 (gimple_call_set_arg): Likewise.
4998 (gimple_cond_set_code): Likewise.
4999 (gimple_cond_set_lhs): Likewise.
5000 (gimple_cond_set_rhs): Likewise.
5001 (gimple_cond_set_true_label): Likewise.
5002 (gimple_cond_set_false_label): Likewise.
5003 (gimple_label_set_label): Likewise.
5004 (gimple_goto_set_dest): Likewise.
5005 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
5006 (gimple_debug_bind_get_value): Likewise.
5007 (gimple_debug_bind_get_value_ptr): Likewise.
5008 (gimple_debug_bind_set_var): Likewise.
5009 (gimple_debug_bind_set_value): Likewise.
5010 (gimple_debug_bind_reset_value): Likewise.
5011 (gimple_debug_bind_has_value_p): Likewise.
5012 (gimple_return_retval_ptr): Remove gcc_assert.
5013 (gimple_return_retval): Likewise.
5014 (gimple_return_set_retval): Likewise.
5015 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
5016 (safe_referenced_var_iterator): Remove.
5017 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
5018 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
5019 (fill_referenced_var_vec): Remove.
5020 (first_readonly_imm_use): Remove redundant gcc_assert.
5021 (phi_arg_index_from_use): Combine gcc_asserts.
5022 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
5023 (first_imm_use_stmt): Remove redundant gcc_assert.
5024 * tree-cfg.c (verify_gimple_call): Verify function and chain
5025 operands. Verify arguments.
5026 (verify_types_in_gimple_stmt): Verify condition code and labels.
5028 2010-01-07 Richard Guenther <rguenther@suse.de>
5030 PR tree-optimization/42641
5031 * sese.c (rename_map_elt_info): Use the SSA name version, do
5034 2010-01-07 Jakub Jelinek <jakub@redhat.com>
5036 PR tree-optimization/42625
5037 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
5038 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
5040 2010-01-07 Duncan Sands <baldrick@free.fr>
5042 * Makefile.in (PLUGIN_HEADERS): Add version.h.
5044 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
5047 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
5048 note itself is not function_invariant_p.
5050 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
5052 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
5053 Do not add the DF_NOTE problem.
5054 * store-motion.c (execute_rtl_store_motion): Likewise.
5056 2010-01-07 Martin Jambor <mjambor@suse.cz>
5058 PR tree-optimization/42157
5059 * tree-sra.c (compare_access_positions): Stabilize sort if both
5060 accesses have integer types, return zero immediately if they are the
5063 2010-01-06 Richard Henderson <rth@redhat.com>
5066 * haifa-sched.c (add_to_note_list): Merge into ...
5067 (concat_note_lists): ... here, and ...
5068 (unlink_other_notes, rm_other_notes): Merge into...
5069 (remove_notes): ... here. Create REG_SAVE_NOTEs for
5070 NOTE_INSN_EPILOGUE_BEG.
5072 2010-01-06 Richard Guenther <rguenther@suse.de>
5074 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
5075 not inline regular functions into always-inline functions.
5077 2010-01-06 Nick Clifton <nickc@redhat.com>
5079 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
5080 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
5082 (OVERRIDE_OPTIONS): Delete.
5083 (OPTIMIZATION_OPTIONS): Define.
5084 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
5085 * config/rx/rx.c (rx_handle_option): Issue an error message if
5086 -mcpu=rx200 and -fpu are used together.
5087 (rx_set_optimization_options): New function. Issue an error
5088 message if an optimization attribute attempts to reset the FPU/
5089 math optimization pairing.
5090 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
5091 * config/rx/rx.opt: Set the default to 32-bit doubles.
5092 * config/rx/t-rx: Add multilibs for -nofpu option.
5093 * doc/invoke.texi: Update documentation of RX options.
5095 2010-01-06 Richard Guenther <rguenther@suse.de>
5097 * tree-ssa-pre.c (name_to_id): New global.
5098 (alloc_expression_id): Simplify SSA name handling.
5099 (lookup_expression_id): Likewise.
5100 (init_pre): Zero name_to_id.
5101 (fini_pre): Free it.
5103 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
5105 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
5107 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
5110 * config/i386/sse.md (smaxv2di3): New.
5111 (umaxv2di3): Likewise.
5112 (sminv2di3): Likewise.
5113 (uminv2di3): Likewise.
5115 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
5118 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
5119 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
5120 (legitimize_tls_address): Likewise.
5121 (sparc_tls_referenced_p): Likewise.
5122 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
5123 and adjust calls to legitimize_pic_address.
5124 (legitimate_constant_p) Use sparc_tls_referenced_p.
5125 (legitimate_pic_operand_p): Likewise.
5126 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
5127 (sparc_tls_symbol_ref_1): Delete.
5128 (sparc_tls_referenced_p): Make static, recognize specific patterns.
5129 (legitimize_tls_address): Make static, handle CONST patterns.
5130 (legitimize_pic_address): Make static, remove unused parameter and
5131 adjust recursive calls.
5132 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
5133 and adjust call to legitimize_pic_address.
5134 (sparc_output_mi_thunk): Likewise.
5136 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
5137 H.J. Lu <hongjiu.lu@intel.com>
5140 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
5141 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
5142 operands to make them signed.
5145 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5148 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5149 GTU to GT for V4SI and V2DI.
5151 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5152 (umin<mode>3): Removed.
5154 (uminv4si3): Likewise.
5156 2010-01-05 Martin Jambor <mjambor@suse.cz>
5158 PR tree-optimization/42462
5159 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
5160 current_function_decl to helper functions and macros.
5162 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5165 * flags.h: Don't include real.h.
5166 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
5167 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
5168 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
5169 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
5170 * dominance.c: Update copyright.
5171 * gimple.c (walk_gimple_op): Remove inline.
5172 * tree-ssa-reassoc.c: Include real.h.
5173 * Makefile.in (FLAGS_H): Remove $(REAL_H).
5174 (tree-ssa-reassoc.o): Depend on $(REAL_H).
5176 2010-01-05 Nick Clifton <nickc@redhat.com>
5178 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
5179 register to push into the stack frame when the accumulator has to
5180 be saved during interrupts.
5182 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
5184 * doc/invoke.texi: Remove the documentation about option
5186 * common.opt (Wunreachable-code): Preserved for backward
5188 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
5189 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
5190 the backward compatibility flag section.
5192 2010-01-05 Richard Guenther <rguenther@suse.de>
5194 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
5196 2010-01-05 Jakub Jelinek <jakub@redhat.com>
5199 * cfgexpand.c (expand_one_var): Diagnose too large variables.
5201 PR tree-optimization/42508
5202 * tree-sra.c (convert_callers): Check for recursive call
5203 by comparing cgraph nodes instead of decls.
5204 (modify_function): Call ipa_modify_formal_parameters also
5205 on all same_body aliases.
5207 * cgraphunit.c (cgraph_materialize_all_clones): Compare
5208 cgraph nodes when checking for same_body aliases.
5210 2010-01-05 Richard Guenther <rguenther@suse.de>
5212 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
5213 allocation and lookup.
5214 (get_or_alloc_expr_for_constant): Likewise.
5215 (phi_translate): Sink allocation.
5217 2010-01-04 Richard Guenther <rguenther@suse.de>
5219 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
5220 a new entry only if needed.
5221 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
5222 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
5224 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
5226 (phi_translate): Handle CONSTANTs early.
5228 2010-01-04 Martin Jambor <mjambor@suse.cz>
5230 PR tree-optimization/42398
5231 * tree-sra.c (struct access): Removed flag grp_different_types.
5232 (dump_access): Do not dump the removed flag.
5233 (sort_and_splice_var_accesses): Do not set the removed flag.
5234 (sra_modify_expr): Check for type compatibility directly.
5236 2010-01-04 Martin Jambor <mjambor@suse.cz>
5238 PR tree-optimization/42366
5239 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
5240 edges with variable number of parameters.
5241 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
5242 flag instead of asserting it.
5243 (ipa_read_node_info): Read uses_analysis_done flag.
5245 2010-01-04 Richard Guenther <rguenther@suse.de>
5247 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
5248 iterative_hash_* as intended.
5249 (vn_reference_compute_hash): Likewise. Simplify hashing
5251 (vn_reference_lookup_2): Likewise.
5252 (vn_nary_op_compute_hash): Likewise.
5253 (vn_phi_compute_hash): Likewise.
5254 (expressions_equal_p): Remove strange code.
5255 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
5256 (pre_expr_hash): Likewise. Simplify hashing SSA names.
5257 (bitmap_insert_into_set_1): Take value-id as parameter.
5258 (add_to_value): Pass it.
5259 (bitmap_insert_into_set): Likewise.
5260 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
5262 2010-01-04 Jakub Jelinek <jakub@redhat.com>
5265 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
5266 (do_self_spec): For switches with SWITCH_IGNORE set set also
5267 SWITCH_IGNORE_PERMANENTLY.
5268 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
5271 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
5273 * lto-streamer-out.c (output_unreferenced_globals): Output the full
5274 tree of an unreferenced global var.
5276 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5279 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5280 GTU to GT for V4SI and V2DI.
5282 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5283 (umin<mode>3): Removed.
5285 (uminv4si3): Likewise.
5287 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5290 * collect2.c (main): Turn on trace in collect2 if -v is passed
5293 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
5295 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
5296 description of expression operand.
5298 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
5300 * configure.ac: Add install-html to target_list for Make-hooks.
5301 * configure: Regenerate.
5302 * fortran/Make-lang.in (F95_HTMLFILES): New.
5303 (fortran.html): Use it.
5304 (fortran.install-html): New.
5305 * Makefile.in (install-html): Add lang.install-html.
5306 * java/Make-lang.in (JAVA_HTMLFILES): New.
5307 (java.html): Use it.
5308 (java.install-html): New.
5309 * objc/Make-lang.in (objc.install-html): New.
5310 * objcp/Make-lang.in (obj-c++.install-html): New.
5311 * cp/Make-lang.in (c++.install-html): New.
5312 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
5313 * lto/Make-lang.in (lto.install-html): New.
5315 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5318 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
5320 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
5322 PR rtl-optimization/41862
5323 * store-motion.c (store_killed_in_insn, compute_store_table,
5324 remove_reachable_equiv_notes, replace_store_insn,
5325 build_store_vectors): Ignore all DEBUG_INSNs.
5327 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5330 * common.opt: Add dumpdir.
5332 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
5334 (option_map): Add --dumpdir.
5336 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
5338 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
5340 * opts.c (decode_options): Try dump_dir_name first if
5341 dump_base_name isn't an absolute path.
5342 (common_handle_option): Handle OPT_dumpdir.
5344 * toplev.c (dump_dir_name): New.
5345 (print_switch_values): Also ignore -dumpdir.
5347 * toplev.h (dump_dir_name): New.
5349 2010-01-03 Richard Guenther <rguenther@suse.de>
5351 PR tree-optimization/42589
5352 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
5353 double-word expansion of bswap32.
5355 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
5357 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
5358 with BLOCK_FOR_INSN.
5359 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
5360 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
5361 noce_process_if_block): Likewise.
5362 * gcse.c (compute_local_properties, insert_expr_in_table,
5363 insert_set_in_table, canon_list_insert, find_avail_set,
5364 pre_insert_copy_insn): Likewise.
5366 * basic-block.h (BLOCK_NUM): Move from here...
5367 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
5369 2010-01-03 Richard Guenther <rguenther@suse.de>
5371 PR tree-optimization/42438
5372 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
5373 contains_may_not_return_call flag.
5374 (BB_MAY_NOTRETURN): New.
5375 (valid_in_sets): Trapping nary operations are not valid
5376 in blocks that may not return.
5377 (insert_into_preds_of_block): Remove check for trapping expressions.
5378 (compute_avail): Compute also BB_MAY_NOTRETURN.
5380 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
5382 * doc/invoke.texi: Add 2010 to copyright years.
5384 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
5386 * config/sparc/sparc.c: Fix formatting nits.
5388 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
5389 Alexander Monakov <amonakov@ispras.ru>
5391 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
5393 2010-01-02 Richard Guenther <rguenther@suse.de>
5396 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
5397 (simplify_switch_using_ranges): Mark to be removed edges
5400 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5402 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5404 * collect2.c (scan_libraries): Add missing argument in call to
5407 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
5410 * config/alpha/predicates.md (aligned_memory_operand): Return false
5412 (unaligned_memory_operand): Return true for CQImode.
5413 * config/alpha/alpha.c (get_aligned_mem): Assert that location
5414 doesn not cross aligned SImode word boundary.
5416 2010-01-02 Anatoly Sokolov <aesok@post.ru>
5418 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
5420 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
5421 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
5423 2010-01-02 Richard Guenther <rguenther@suse.de>
5426 * toplev.c (compile_file): Emit LTO marker properly. Change
5428 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
5430 2010-01-01 Richard Guenther <rguenther@suse.de>
5433 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
5435 2010-01-01 Richard Guenther <rguenther@suse.de>
5438 * c-decl.c (grokdeclarator): For zero-size arrays force
5439 structural equality checks as layout_type does.
5441 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5443 * builtins.c: Update copyright to 2010.
5445 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5448 * lto-streamer-out.c (produce_asm): Revert the last change.
5449 (copy_function): Likewise.
5451 * lto-streamer.c (lto_get_section_name): Skip any leading
5454 2010-01-01 Richard Guenther <rguenther@suse.de>
5457 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
5461 Copyright (C) 2010 Free Software Foundation, Inc.
5463 Copying and distribution of this file, with or without modification,
5464 are permitted in any medium without royalty provided the copyright
5465 notice and this notice are preserved.