1 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/i386.md (DWI): New mode iterator.
4 (S): New mode attribute.
5 (shift_operand): Ditto.
6 (shift_immediate_operand): Ditto.
7 (ashl_input_operand): Ditto.
8 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
9 using SDWIM mode iterator.
10 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
11 pattern from *ashl{di,ti}3_1 and corresponding splitters using
13 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
14 from corresponding peephole2 patterns.
15 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
16 and x86_64_shift_adj_1 using SWI48 mode iterator.
17 (x86_shift<mode>_adj_2): Ditto.
18 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
19 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
20 using SWI48 mode iterator.
21 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
22 *ashldi3_cmp_rex64 using SWI mode iterator.
23 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
24 *ashldi3_cconly_rex64 using SWI mode iterator.
25 * config/i386/i386.c (ix86_split_ashl): Update for renamed
26 x86_shift<mode>_adj_{1,2}.
27 (ix86_split_ashr): Ditto.
28 (ix86_split_lshr): Ditto.
30 2010-04-09 Richard Guenther <rguenther@suse.de>
32 * target.h (builtin_conversion): Pass in input and output types.
33 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
34 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
35 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
36 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
38 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
40 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
42 2010-04-09 Richard Guenther <rguenther@suse.de>
45 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
47 2010-04-09 Richard Guenther <rguenther@suse.de>
49 * tree-vectorizer.h (struct _stmt_vec_info): Document
50 that vectype is the type of the LHS.
51 (supportable_widening_operation, supportable_narrowing_operation):
52 Get both input and output vector types as arguments.
53 (vect_is_simple_use_1): Declare.
54 (get_same_sized_vectype): Likewise.
55 * tree-vect-loop.c (vect_determine_vectorization_factor):
56 Set STMT_VINFO_VECTYPE to the vector type of the def.
57 (vectorizable_reduction): Adjust.
58 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
59 Adjust. Specify the output vector type.
60 (vect_pattern_recog_1): Adjust.
61 * tree-vect-stmts.c (get_same_sized_vectype): New function.
62 (vectorizable_call): Adjust.
63 (vectorizable_conversion): Likewise.
64 (vectorizable_operation): Likewise.
65 (vectorizable_type_demotion): Likewise.
66 (vectorizable_type_promotion): Likewise.
67 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
69 (vect_is_simple_use_1): New function.
70 (supportable_widening_operation): Get both input and output
72 (supportable_narrowing_operation): Likewise.
73 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
75 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
77 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
78 __thiscall and _thiscall as predefined macros.
79 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
80 thiscall attribute handling.
81 (ix86_comp_type_attributes): Likewise.
82 (ix86_function_regparm): Likewise.
83 (ix86_return_pops_args): Likewise.
84 (init_cumulative_args): Likewise.
85 (find_drap_reg): Likewise.
86 (ix86_static_chain): Likewise.
87 (x86_this_parameter): Likewise.
88 (x86_output_mi_thunk): Likewise.
89 (ix86_attribute_table): Add description for thiscall attribute.
90 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
91 * doc/extend.texi: Add documentation for thiscall.
93 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
96 * c.opt (Wint-to-pointer-cast): Available in C++.
97 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
99 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
101 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
102 * calls.c (expand_call): Pass the function type to aggregate_value_p.
103 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
104 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
105 function type instead. Reorder and simplify checks.
107 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
109 2010-04-08 Jing Yu <jingyu@google.com>
110 Zdenek Dvorak <ook@ucw.cz>
112 PR tree-optimization/42720
113 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
114 loop unswitch conditions here from ...
115 (tree_unswitch_single_loop): ... here.
117 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
119 * tree-if-conv.c: Fix comments and simplify logic.
121 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
123 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
124 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
125 (main_tree_if_conversion): Update call to tree_if_conversion.
127 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
130 * doc/invoke.texi (-b,-V): Delete.
131 * doc/tm.texi: Do not mention -b.
132 * gcc.c (display_help): Delete -b and -V.
133 (process_command): Delete -b and -V.
134 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
136 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
137 Wolfgang Gellerich <gellerich@de.ibm.com>
139 Implement target hook for loop unrolling
140 * target.h (loop_unroll_adjust): Add a new target hook function.
141 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
142 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
143 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
144 (s390_loop_unroll_adjust): Implement the new target hook for s390.
145 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
147 (decide_unroll_stupid): Likewise.
149 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
152 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
154 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
156 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
157 (Specific, *-*-solaris2*): Likewise.
158 Don't prefer Sun as over GNU as.
160 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
162 * config/s390/s390.c (override_options): Adjust the z10
163 defaults for max-unroll-times, max-completely-peeled-insns
164 and max-completely-peel-times.
166 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
168 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
169 instructions for z10.
170 (s390_expand_setmem): Likewise.
171 (s390_expand_cmpmem): Likewise.
173 2010-04-08 Richard Guenther <rguenther@suse.de>
175 PR tree-optimization/43679
176 * tree-ssa-pre.c (eliminate): Only propagate copies.
178 2010-04-08 Jakub Jelinek <jakub@redhat.com>
181 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
182 set but not used variable warning.
184 2010-04-08 Wei Guozhi <carrot@google.com>
187 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
188 (arm_size_rtx_costs): Call the new function when optimized for size.
190 2010-04-08 Jakub Jelinek <jakub@redhat.com>
193 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
194 op0 is not a MEM, just return NULL instead of assertion
196 (discover_nonconstant_array_refs): Don't walk debug stmts.
198 2010-04-08 Doug Kwan <dougkwan@google.com>
200 * configure.ac: Recognize gold and do not use its version number
202 * configure: Regenerate.
204 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
207 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
208 (negate_value): Move code to push elements to broken_up_substracts ...
209 (eliminate_plus_minus_pair): ... here. Push operands that have no
210 negative pair to plus_negates.
211 (repropagate_negates, init_reassoc, fini_reassoc): Update.
213 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
215 * doc/install.texi (Configuration): Move description of
216 --enable-lto, --with-libelf*, --enable-gold from Java section to
219 * doc/generic.texi (Working with declarations)
220 (Function Properties, C and C++ Trees): Fix typos.
221 * doc/sourcebuild.texi (Top Level): Likewise.
223 2010-04-07 Jakub Jelinek <jakub@redhat.com>
226 * tree.h (DECL_READ_P): Define.
227 (struct tree_decl_common): Add decl_read_flag.
228 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
229 a set but not used warning.
230 (merge_decls): Merge DECL_READ_P flag.
231 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
232 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
233 * c-common.c (handle_used_attribute, handle_unused_attribute):
235 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
237 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
239 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
240 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
241 c_parser_binary_expression, c_parser_cast_expression,
242 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
243 Call default_function_array_read_conversion instead of
244 default_function_array_conversion where needed.
245 (c_parser_unary_expression, c_parser_conditional_expression,
246 c_parser_postfix_expression_after_primary, c_parser_initelt):
247 Likewise. Call mark_exp_read where needed.
248 (c_parser_statement_after_labels, c_parser_asm_operands,
249 c_parser_typeof_specifier, c_parser_sizeof_expression,
250 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
252 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
254 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
255 (warn_unused_but_set_parameter): Default to warn_unused
257 * doc/invoke.texi: Document -Wunused-but-set-variable and
258 -Wunused-but-set-parameter.
260 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
262 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
263 when operandN variables aren't used in the body of the expander
265 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
266 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
267 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
268 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
269 FOR_EACH_IMM_USE_ON_STMT): Likewise.
270 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
271 * tree.c (PROCESS_ARG): Likewise.
273 2010-04-07 Simon Baldwin <simonb@google.com>
275 * diagnostic.h (diagnostic_override_option_index): New macro to
276 set a diagnostic's option_index.
277 * c-tree.h (c_cpp_error): Add warning reason argument.
278 * opts.c (_warning_as_error_callback): New.
279 (register_warning_as_error_callback): Store callback for
280 warnings enabled via enable_warning_as_error.
281 (enable_warning_as_error): Call callback, minor code tidy.
282 * opts.h (register_warning_as_error_callback): Declare.
283 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
284 response to -Werror=.
285 (c_common_init_options): Register warning_as_error_callback in opts.c.
286 * common.opt: Add -Wno-cpp option.
287 * c-common.c (struct reason_option_codes_t): Map cpp warning
288 reason codes to gcc option indexes.
289 * (c_option_controlling_cpp_error): New function, lookup the gcc
290 option index for a cpp warning reason code.
291 * (c_cpp_error): Add warning reason argument, call
292 c_option_controlling_cpp_error for diagnostic_override_option_index.
293 * doc/invoke.texi: Document -Wno-cpp.
295 2010-04-07 Richard Guenther <rguenther@suse.de>
297 * ipa-reference.c (mark_load): Use get_base_address.
298 (mark_store): Likewise.
300 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
301 inserting GIMPLE_NOPs into the IL.
302 * tree-ssa-structalias.c (get_constraint_for_component_ref):
303 Explicitly strip handled components and indirect references.
305 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
306 folding address expressions.
307 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
308 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
309 operand_equal_p to compare decls.
310 (ptr_deref_may_alias_decl_p): Likewise.
311 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
312 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
313 Handle reversed comparison ops.
314 * tree-sra.c (asm_visit_addr): Use get_base_address.
315 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
316 * ipa-reference.c (mark_address): Use get_base_address.
318 2010-04-07 Richard Guenther <rguenther@suse.de>
320 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
321 Propagate constants everywhere.
323 2010-04-07 Jakub Jelinek <jakub@redhat.com>
326 * tree.c (MAX_INT_CACHED_PREC): Define.
327 (nonstandard_integer_type_cache): New array.
328 (build_nonstandard_integer_type): Cache results for precision
329 <= MAX_INT_CACHED_PREC.
331 2010-04-07 Richard Guenther <rguenther@suse.de>
333 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
334 -fargument-noalias-global, -fargument-noalias-anything): Remove.
335 * common.opt: Likewise.
336 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
337 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
338 (nonoverlapping_memrefs_p): Likewise.
339 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
340 * opts.c (common_handle_option): Handle OPT_fargument_alias,
341 OPT_fargument_noalias, OPT_fargument_noalias_anything and
342 OPT_fargument_noalias_global for backward compatibility.
344 2010-04-07 Richard Guenther <rguenther@suse.de>
346 PR tree-optimization/43270
347 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
348 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
349 * tree-ssa-pre.c (phi_translate_1): Adjust.
350 (fully_constant_expression): Split out vn_reference handling to ...
351 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
352 Fold reads from constant strings.
353 (vn_reference_lookup): Handle fully constant references.
354 (vn_reference_lookup_pieces): Likewise.
355 * Makefile.in (expmed.o-warn): Add -Wno-error.
357 2010-04-07 Martin Jambor <mjambor@suse.cz>
359 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
361 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
364 * gcc.c: Add -static-libstdc++ to list of recognized options.
366 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
368 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
370 2010-04-07 Richard Guenther <rguenther@suse.de>
373 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
374 bases build simple mem attributes to retain points-to information.
376 2010-04-07 Richard Guenther <rguenther@suse.de>
379 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
380 preserve points-to related information.
382 2010-04-07 Richard Guenther <rguenther@suse.de>
385 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
386 discard plain indirect references.
387 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
388 * tree.c (tree_nop_conversion): Likewise.
390 2010-04-07 Dodji Seketeli <dodji@redhat.com>
393 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
395 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
397 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
398 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
400 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
402 * tree-if-conv.c: Fix indentation and comments.
404 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
406 * tree-if-conv.c: Sort static functions in topological order.
408 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
410 * tree-if-conv.c: Fix indentation and comments.
412 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
415 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
416 lang_hooks.types.type_for_size instead of
417 build_nonstandard_integer_type.
418 When converting an unsigned type to signed, double its precision.
419 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
420 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
421 (graphite_create_new_loop_guard): When ub + 1 wraps around,
424 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
427 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
428 POINTER_PLUS_EXPR for pointer types.
430 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
433 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
434 * graphite-clast-to-gimple.c: Include langhooks.h.
435 (max_signed_precision_type): New.
436 (max_precision_type): Takes two types as arguments.
437 (precision_for_value): New.
438 (precision_for_interval): New.
439 (gcc_type_for_interval): New.
440 (gcc_type_for_value): New.
441 (gcc_type_for_clast_term): New.
442 (gcc_type_for_clast_red): New.
443 (gcc_type_for_clast_bin): New.
444 (gcc_type_for_clast_expr): Split up into several functions.
445 (gcc_type_for_clast_eq): Rewritten.
446 (compute_bounds_for_level): New.
447 (compute_type_for_level_1): New.
448 (compute_type_for_level): New.
449 (gcc_type_for_cloog_iv): Removed.
450 (gcc_type_for_iv_of_clast_loop): Rewritten.
451 (graphite_create_new_loop): Compute the lower and upper bound types
452 with gcc_type_for_clast_expr.
453 (graphite_create_new_loop_guard): Same.
454 (find_cloog_iv_in_expr): Removed.
455 (compute_cloog_iv_types_1): Removed.
456 (compute_cloog_iv_types): Removed.
457 (gloog): Do not call compute_cloog_iv_types.
458 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
460 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
461 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
462 (GBB_CLOOG_IV_TYPES): Removed.
464 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
466 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
467 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
468 (detect_commutative_reduction): Same.
470 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
472 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
473 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
475 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
476 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
477 (rewrite_commutative_reductions_out_of_ssa): Same.
478 * passes.c (execute_function_todo): Call verify_ssa for every pass
479 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
480 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
481 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
482 with an extra argument.
483 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
484 verify_ssa only when the extra argument is true.
485 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
486 with an extra argument.
487 (tree_transform_and_unroll_loop): Same.
489 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
491 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
492 for all the passes of the LNO having LOOP_CLOSED_SSA.
493 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
494 * tree-loop-distribution.c (pass_loop_distribution): Same.
495 * tree-pass.h (TODO_verify_loops): Removed.
496 * tree-ssa-loop.c (pass_tree_loop_init): Same.
498 (pass_tree_unswitch): Same.
499 (pass_predcom): Same.
500 (pass_vectorize): Same.
501 (pass_linear_transform): Same.
502 (pass_graphite_transforms): Same.
503 (pass_iv_canon): Same.
504 (pass_complete_unroll): Same.
505 (pass_complete_unrolli): Same.
506 (pass_parallelize_loops): Same.
507 (pass_loop_prefetch): Same.
508 (pass_iv_optimize): Same.
510 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
513 * passes.c (init_optimization_passes): Move pass_lim before
514 pass_copy_prop and pass_dce_loop.
516 2010-04-06 Jakub Jelinek <jakub@redhat.com>
519 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
520 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
521 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
522 MULTI_* defines for 4 argument vpermil2p* builtins.
524 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
526 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
527 * config/i386/i386.c (x86_maybe_negate_const_int): New.
528 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
529 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
530 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
531 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
532 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
533 Use x86_maybe_negate_const_int to output insn mnemonic.
534 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
535 check from instruction predicate. Update comments.
536 * config/i386/sync.md (sync_add<mode>): Use
537 x86_maybe_negate_const_int to output insn mnemonic.
539 2010-04-06 Jan Hubicka <jh@suse.cz>
541 PR tree-optimization/42906
542 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
543 IGNORE_SELF argument. Set visited_control_parents for fully
545 (find_obviously_necessary_stmts): Update call of
546 mark_control_dependent_edges_necessary.
547 (propagate_necessity): Likewise. Handle PHI edges more curefully.
549 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
551 * config/i386/i386.md: Remove comment about 'e' and 'E'
554 2010-04-06 Richard Guenther <rguenther@suse.de>
556 PR tree-optimization/43627
557 * tree-vrp.c (extract_range_from_unary_expr): Widenings
558 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
561 2010-04-06 Jakub Jelinek <jakub@redhat.com>
563 * BASE-VER: Change to 4.6.0.
566 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
569 2010-04-06 Richard Guenther <rguenther@suse.de>
572 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
574 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
576 * doc/invoke.texi (Optimize Options): Document that LTO
577 won't remove object access purely due to incompatible
580 2010-04-04 Matthias Klose <doko@ubuntu.com>
582 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
585 2010-04-03 Richard Guenther <rguenther@suse.de>
588 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
589 require a non-NULL MEM_OFFSET.
591 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
593 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
594 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
595 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
596 config/alpha/predicates.md, config/arm/arm.md,
597 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
598 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
599 config/darwin9.h, config/darwin.c, config/darwin.h,
600 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
601 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
602 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
603 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
604 config/mips/mips.md, config/mn10300/mn10300.c,
605 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
606 config/rs6000/aix.h, config/rs6000/dfp.md,
607 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
608 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
609 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
610 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
611 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
612 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
613 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
614 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
615 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
616 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
617 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
618 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
619 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
620 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
621 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
622 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
623 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
624 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
625 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
626 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
627 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
628 opt-functions.awk, opth-gen.awk, params.def, passes.c,
629 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
630 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
631 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
632 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
633 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
634 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
635 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
636 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
637 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
638 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
639 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
640 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
641 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
642 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
644 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
647 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
648 * aclocal.m4: Regenerate.
650 2010-04-02 Richard Guenther <rguenther@suse.de>
652 PR tree-optimization/43629
653 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
654 if we have seen a constant value.
656 2010-04-02 Joseph Myers <joseph@codesourcery.com>
658 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
660 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
663 * arm.c (legitimize_tls_address): Adjust call to
664 gen_tls_load_dot_plus_four.
665 (arm_note_pic_base): New function.
666 (arm_cannot_copy_insn_p): Use it.
667 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
670 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
675 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
677 * Makefile.in ($(out_object_file)): Depend on
678 gt-$(basename $(notdir $(out_file))).h.
680 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
682 * config.gcc (lm32-*-rtems*): Add t-lm32.
684 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
686 * config.gcc: Add lm32-*-rtems*.
687 * config/lm32/rtems.h: New file.
689 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
692 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
694 2010-04-01 Jakub Jelinek <jakub@redhat.com>
696 * dwarf2out.c (output_compilation_unit_header): For
697 -gdwarf-4 use version 4 instead of version 3.
698 (output_line_info): For version 4 and above emit additional
699 maximum ops per insn header field.
700 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
702 * dwarf2out.c (is_c_family, is_java): Remove.
703 (lower_bound_default): New function.
704 (add_bound_info, gen_descr_array_type_die): Use it.
706 2010-04-01 Dodji Seketeli <dodji@redhat.com>
709 * dwarf2out.c (gen_variable_die): Allow debug info for variable
710 re-declaration when it happens in a function.
712 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
714 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
715 (cgraph_remove_function_insertion_hook): Same.
716 (cgraph_call_function_insertion_hooks): Same.
718 2010-04-01 Richard Guenther <rguenther@suse.de>
721 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
722 and TREE_THIS_VOLATILE.
723 (copy_ref_info): Likewise.
724 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
725 * tree.c (build6_stat): Ignore side-effects of all but arg5
726 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
729 2010-04-01 Richard Guenther <rguenther@suse.de>
731 PR tree-optimization/43607
732 * ipa-type-escape.c (check_call): Do not access non-existing
735 2010-04-01 Richard Guenther <rguenther@suse.de>
739 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
740 Jack Howarth <howarth@bromo.med.uc.edu>
742 * tree-profile.c (tree_init_ic_make_global_vars): Make static
745 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
747 * doc/install.texi (Prerequisites): Document libelf usability on
748 IRIX 5/6 and Solaris 2.
749 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
750 Update GNU as, GNU ld requirements.
751 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
752 Document Sun Studio compiler download.
753 Update and simplify as, ld recommendations.
754 (Specific, *-*-solaris2.7): Note obsoletion, removal.
756 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
758 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
759 with_tune_32 to pentium4.
761 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
763 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
765 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
767 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
770 Document GNU as requirement.
771 Update configure requirements.
772 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
773 Recomment IRIX 6.5.18+.
774 Document IDF/IDL requirement.
775 Document GNU as requirement.
776 Document GNU ld bootstrap failure.
777 Remove freeware.sgi.com reference.
779 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
781 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
782 UNIX V4.0, V5.0 obsoletion, removal.
783 Remove --with-gc=simple reference.
784 Update VM requirements during bootstrap.
785 Remove -oldas bootstrap description.
786 Update binutils reference.
787 Remove comparison failure note.
789 2010-03-31 Richard Guenther <rguenther@suse.de>
790 Zdenek Dvorak <ook@ucw.cz>
791 Sebastian Pop <sebastian.pop@amd.com>
794 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
795 with multiple arguments.
796 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
798 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
800 * graphite-dependences.c (print_pddr): Call print_pdr with an
802 * graphite-poly.c (debug_pdr): Add an extra argument for the
805 (print_pbb_domain): Same.
807 (print_scop_context): Same.
810 (debug_pbb_domain): Same.
814 (debug_scop_context): Same.
817 (print_scop_params): Same.
818 (debug_scop_params): Same.
819 (print_iteration_domain): Same.
820 (print_iteration_domains): Same.
821 (debug_iteration_domain): Same.
822 (debug_iteration_domains): Same.
823 (print_scattering_function): Same.
824 (print_scattering_functions): Same.
825 (debug_scattering_function): Same.
826 (debug_scattering_functions): Same.
827 * graphite-poly.h (debug_pdr): Update declaration.
829 (print_pbb_domain): Same.
831 (print_scop_context): Same.
834 (debug_pbb_domain): Same.
838 (debug_scop_context): Same.
841 (print_scop_params): Same.
842 (debug_scop_params): Same.
843 (print_iteration_domain): Same.
844 (print_iteration_domains): Same.
845 (debug_iteration_domain): Same.
846 (debug_iteration_domains): Same.
847 (print_scattering_function): Same.
848 (print_scattering_functions): Same.
849 (debug_scattering_function): Same.
850 (debug_scattering_functions): Same.
852 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
854 * graphite-poly.c (print_scattering_function_1): New.
855 (print_scattering_function): Call it.
856 (print_scop_params): Remove spaces at the end of lines.
859 * graphite-poly.h (print_cloog): Declared.
860 (debug_cloog): Declared.
862 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
864 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
866 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
867 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
868 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
869 to switch between adding the IV bump in loop->latch or in loop->header.
871 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
873 * graphite-poly.c (print_scattering_function): Pretty print following
876 (print_pbb_domain): Same.
877 (dump_gbb_cases): Same.
878 (dump_gbb_conditions): Same.
881 (print_scop_params): Same.
882 (print_scop_context): Same.
884 (print_pbb_body): New.
885 (lst_indent_to): New.
886 (print_lst): Start new lines with a #.
887 * graphite-poly.h (pbb_bb): New.
888 (pbb_index): Use pbb_bb.
889 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
891 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
893 2010-03-31 Jakub Jelinek <jakub@redhat.com>
895 * dwarf2out.c (size_of_die): For -gdwarf-4 use
896 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
897 and 0 instead of 1 for dw_val_class_flag.
898 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
899 dw_val_class_range_list, dw_val_class_loc_list,
900 dw_val_class_lineptr and dw_val_class_macptr, use
901 DW_FORM_flag_present for dw_val_class_flag and
902 DW_FORM_exprloc for dw_val_class_loc.
903 (output_die): For -gdwarf-4 print dw_val_class_loc
904 size as uleb128 instead of 1 or 2 bytes and don't print
905 anything for dw_val_class_flag.
907 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
908 instead of cselib_lookup following by tweaking locs->setting_insn.
911 * cselib.c (cselib_process_insn): Clear cselib_current_insn
912 even before returning from label, setjmp call or volatile asm
915 2010-03-31 Richard Guenther <rguenther@suse.de>
918 * cgraphunit.c (cgraph_output_in_order): Do not allocate
919 temporary data on stack.
921 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
923 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
924 (PUSHSECTION_ASM_OP): Remove.
925 (POPSECTION_ASM_OP): Remove.
926 (PUSHSECTION_FORMAT): Remove.
927 * config/sol2.h (PUSHSECTION_FORMAT): Define.
928 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
929 * config/sol2.c (solaris_output_init_fini): Use it.
931 2010-03-31 Jie Zhang <jie@codesourcery.com>
934 * opt-functions.awk (var_type_struct): Use signed char type
935 for simple variables.
937 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
939 * config/sol2.c: Include output.h.
940 (solaris_assemble_visibility): New function.
941 * config/t-sol2 (sol2.o): Add output.h dependency.
942 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
943 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
946 2010-03-31 Jakub Jelinek <jakub@redhat.com>
949 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
950 V2SImode or XFmode on PRE_DEC.
953 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
956 2010-03-31 Jie Zhang <jie@codesourcery.com>
959 * reload.h (caller_save_initialized_p): Declare.
960 * toplev.c (backend_init_target): Don't call
961 init_caller_save but set caller_save_initialized_p to false.
962 * caller-save.c (caller_save_initialized_p): Define.
963 (init_caller_save): Check caller_save_initialized_p.
964 * ira.c (ira): Call init_caller_save if flag_caller_saves.
966 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
969 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
970 and soft-fp/t-softfp to tmake_file.
971 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
972 (LIBGCC2_TF_CEXT): Define.
975 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
978 * cselib.c (n_useless_values): Document handling of debug locs.
979 (n_useless_debug_values, n_debug_values): New variables.
980 (new_elt_loc_list): Don't add to debug values, keep count.
981 (promote_debug_loc): New.
982 (cselib_reset_table): Zero new variables.
983 (entry_and_rtx_equal_p): Promote debug locs.
984 (discard_useless_locs): Increment n_useless_debug_values for
986 (remove_useless_values): Adjust n_useless_values and n_debug_values
987 with n_useless_debug_values.
988 (add_mem_for_addr): Promote debug locs.
989 (cselib_lookup_mem): Likewise.
990 (cselib_lookup_addr): Renamed to...
991 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
992 (cselib_log_lookup): ... this. Turn into...
993 (cselib_lookup_addr): ... new wrapper.
994 (cselib_lookup_from_insn): New.
995 (cselib_invalidate_regno): Increment n_useless_debug_values for
997 (cselib_invalidate_mem): Likewise.
998 (cselib_process_insn): Take n_deleted and n_debug_values into
999 account to guard remove_useless_value call.
1000 (cselib_finish): Zero n_useless_debug_values.
1001 * cselib.h (cselib_lookup_from_insn): Declare.
1002 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
1003 (sched_analyze_2): Likewise.
1005 2010-03-30 Jakub Jelinek <jakub@redhat.com>
1007 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
1009 (adjust_mems): Replace narrowing SUBREG of expression containing
1010 just PLUS, MINUS, MULT and ASHIFT of registers and constants
1011 with operations in the narrower mode.
1014 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
1015 regs_invalidated_by_call instead all call_used_reg_set registers.
1017 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
1020 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
1021 pointer comparisons with types_compatible_p.
1022 * tree-vect-stmts.c (vectorizable_call): Same.
1023 (vectorizable_condition): Same.
1025 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1027 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
1028 stack check if the mask would be zero.
1030 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1031 Jack Howarth <howarth@bromo.med.uc.edu>
1033 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1036 2010-03-30 Joseph Myers <joseph@codesourcery.com>
1039 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
1041 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
1042 Include ___unordxf2 and ___unordtf2.
1043 * config/i386/libgcc-glibc.ver: Do not define inheritance from
1046 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
1048 * config/lm32/t-lm32: New file.
1049 * config.gcc: Use the above file when targetting lm32.
1051 2010-03-28 Duncan Sands <baldrick@free.fr>
1053 * Makefile.in (PLUGIN_HEADERS): Add except.h.
1055 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1058 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
1059 Improve vectorization cost model diagnostic.
1061 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1064 * tree-vect-data-refs.c (vect_analyze_data_refs): When
1065 compute_data_dependences_for_loop returns false, early exit
1066 and output an extra diagnostic for the failed data reference
1069 2010-03-29 Richard Guenther <rguenther@suse.de>
1071 PR tree-optimization/43560
1072 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
1073 (can_sm_ref_p): Treat stores to readonly locations as trapping.
1075 2010-03-29 Jie Zhang <jie@codesourcery.com>
1078 * toplev.c (process_options): Set optimization_default_node
1079 and optimization_current_node.
1080 * opts.c (decode_options): Don't set optimization_default_node
1081 and optimization_current_node.
1083 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
1085 * config/rtems.h: Abandon -qrtems_debug.
1087 2010-03-28 Jan Hubicka <jh@suse.cz>
1089 PR tree-optimization/43505
1090 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
1091 map should not be copied.
1093 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1096 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
1097 cdtors, set DECL_PRESERVE_P.
1098 * ipa.c (cgraph_externally_visible_p): Return true if declaration
1101 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
1103 PR tree-optimization/43528
1104 * stor-layout.c (place_field): Check that constant fits into
1105 unsigned HWI when skipping calculation of MS bitfield layout.
1107 2010-03-27 Jan Hubicka <jh@suse.cz>
1110 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
1111 notice_global_symbol work.
1113 2010-03-27 Jakub Jelinek <jakub@redhat.com>
1115 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
1116 instead of dwarf2out_decl.
1117 (struct var_loc_node): Remove section_label field.
1118 (dwarf2out_function_decl): New function.
1119 (dwarf2out_var_location): Don't set section_label field.
1120 (dwarf2out_begin_function): Don't empty decl_loc_table here.
1122 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1124 PR tree-optimization/43544
1125 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1126 First argument for builtin vectorized function hook is now a
1127 tree to be able to distinguish between machine specific and
1129 * targhooks.c (default_builtin_vectorized_function): Ditto.
1130 * targhooks.h (default_builtin_vectorized_function): Ditto.
1131 * target.h (struct gcc_target): Ditto.
1132 * tree-vect-stmts.c (vectorizable_function): Ditto.
1133 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
1134 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1137 2010-03-26 Joseph Myers <joseph@codesourcery.com>
1140 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
1141 nested binding iff it is a FUNCTION_DECL.
1142 (store_parm_decls_newstyle): Pass nested=true to bind for
1143 FUNCTION_DECLs amongst parameters.
1145 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1147 * var-tracking.c (vt_expand_loc_callback): Don't run
1148 cselib_expand_value_rtx_cb in dummy mode if
1149 cselib_dummy_expand_value_rtx_cb returned false.
1151 * var-tracking.c (emit_note_insn_var_location): For one part
1152 notes with offset 0, don't add EXPR_LIST around the location.
1153 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
1154 add_location_or_const_value_attribute): Adjust for that change.
1157 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
1158 into first operand and location into second.
1159 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
1160 dw_cfi_oprnd_loc for DW_CFA_expression.
1161 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
1162 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
1163 assume first argument is regnum and second argument is location.
1165 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1168 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1169 of scratch register to DImode. Split to DImode comparison operator.
1170 Use SImode subreg of scratch register in the multiplication.
1171 (*cmp_sadd_sidi): Ditto.
1172 (*cmp_ssub_si): Ditto.
1173 (*cmp_ssub_sidi): Ditto.
1175 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1178 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
1179 Remove invalid assert and wrong comment.
1181 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1184 * flags.h (final_insns_dump_p): New extern.
1185 * final.c (final_insns_dump_p): New variable.
1186 (rest_of_clean_state): Set it before -fdump-final-insns=
1187 dumping, clear afterwards.
1188 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
1189 MEM_ALIAS_SET on MEMs.
1191 2010-03-26 David S. Miller <davem@davemloft.net>
1193 * configure.ac: Fix sparc GOTDATA_OP bug check.
1194 * configure: Rebuild.
1196 2010-03-26 Alan Modra <amodra@gmail.com>
1198 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
1200 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1202 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
1203 TLS_SECTION_ASM_FLAG.
1205 2010-03-25 Jakub Jelinek <jakub@redhat.com>
1208 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
1209 Clear first_function_block_is_cold.
1212 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
1213 argument if the argument is truth_value_p.
1215 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1217 * config/rs6000/constraints.md: Update copyright year for my changes.
1220 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
1221 used in reg+reg addressing, swap registers.
1223 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1226 * target.h (struct gcc_target): Add code_end hook.
1227 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
1229 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
1230 * toplev.c (compile_file): Call targetm.asm_out.code_end
1231 hook before unwind info/debug info output.
1232 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
1233 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
1234 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1235 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
1236 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1237 * config/i386/i386.c (ix86_file_end): Renamed to...
1238 (ix86_code_end): ... this. Make static. Don't call
1239 file_end_indicate_exec_stack. Emit unwind info using
1240 final_start_function/final_end_function.
1241 (darwin_x86_file_end): Remove.
1242 (TARGET_ASM_CODE_END): Define.
1243 * config/i386/i386.h (TARGET_ASM_FILE_END,
1244 NEED_INDICATE_EXEC_STACK): Don't define.
1245 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
1246 (TARGET_ASM_FILE_END): Define to darwin_file_end.
1247 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
1248 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
1251 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
1252 at the beginning and final_end_function at the end.
1253 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1255 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1257 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
1258 and Sun as TLS syntax.
1259 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
1260 * configure: Regenerate.
1261 * config.in: Regenerate.
1262 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
1263 (default_elf_asm_named_section): Use it.
1264 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
1265 (i386_output_dwarf_dtprel): Likewise.
1266 (output_addr_const_extra): Likewise.
1267 (output_pic_addr_const): Lowercase @GOTTPOFF.
1268 (output_addr_const_extra): Likewise.
1269 (output_pic_addr_const): Lowercase @GOTNTPOFF.
1270 (output_addr_const_extra): Likewise.
1271 (output_pic_addr_const): Lowercase @INDNTPOFF.
1272 (output_addr_const_extra): Likewise.
1273 (output_pic_addr_const): Lowercase @NTPOFF.
1274 (output_addr_const_extra): Likewise.
1275 (output_pic_addr_const): Lowercase @TPOFF.
1276 (output_addr_const_extra): Likewise.
1277 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
1278 (*tls_global_dynamic_64): Likewise.
1279 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
1280 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
1282 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
1283 (ASM_OUTPUT_TLS_COMMON): Use it.
1284 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
1287 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
1288 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
1289 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
1290 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1291 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1292 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
1294 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1296 * config/i386/i386.c (override_options): Don't accept
1297 -mtls-dialect=sun any longer.
1298 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
1299 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
1300 (*tls_local_dynamic_base_32_sun): Likewise.
1301 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1303 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1306 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1307 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
1310 * ira.c (adjust_cleared_regs): New function.
1311 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
1315 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
1317 * expr.c (expand_expr_real): Restore previous
1318 curr_insn_source_location and curr_insn_block after
1319 expand_expr_real_1 call.
1320 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
1321 instead of expand_expr_real_1.
1323 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
1325 PR rtl-optimization/43413
1326 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
1329 2010-03-22 James E. Wilson <wilson@codesourcery.com>
1332 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
1333 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
1335 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
1337 * config/i386/i386.c (ix86_target_string): Add -mfma.
1338 Fix a typo in comment.
1340 2010-03-22 Mike Stump <mikestump@comcast.net>
1343 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
1344 Don't overly align based upon packed packed fields.
1346 2010-03-22 Jason Merrill <jason@redhat.com>
1348 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
1349 Use () rather than [], and move before the element type.
1351 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1353 * doc/configfiles.texi (Configuration Files): Removed
1354 fixinc/Makefile*, intl/Makefile.*.
1355 * doc/makefile.texi: Fixed markup. Abstract from version
1356 control system used.
1357 (Makefile): Removed obsolete gcc/java/parse.y example.
1358 * doc/sourcebuild.texi: Likewise.
1359 (Top Level): Added config, gnattools, libdecnumber, libgcc,
1360 libgomp, libssp. Removed fastjar.
1361 (Miscellaneous Docs): Clarify location.
1362 Added COPYING3, COPYING3.LIB.
1363 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
1365 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1368 * config/i386/i386.c (x86_function_profiler)
1369 [!NO_PROFILE_COUNTERS]: Fix typo.
1370 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
1373 2010-03-22 Janis Johnson <janis187@us.ibm.com>
1374 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1376 * doc/sourcebuild.texi (Test Directives): Split into six
1377 subsections, with most of the current text in new subsections
1378 Directives, Selectors, and Final Actions.
1379 (Directives): Split list of test directives into multiple
1381 (Selectors): Describe use and syntax of selectors.
1382 (Effective-Target Keywords): Describe all existing keywords.
1383 (Add Options): Describe features for dg-add-options.
1384 (Require Support): Describe variants of dg-require-support.
1385 (Final Actions): Describe commands to use in dg-final.
1387 2010-03-22 Michael Matz <matz@suse.de>
1390 * recog.c (validate_replace_rtx_group): Replace also in
1391 REG_EQUAL and REG_EQUIV notes.
1393 2010-03-22 Richard Guenther <rguenther@suse.de>
1395 PR tree-optimization/43390
1396 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
1397 sure vector extracts are type correct.
1399 2010-03-22 Richard Guenther <rguenther@suse.de>
1402 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
1403 x * sqrt (x) even when optimizing for size if the target
1404 has native support for sqrt.
1406 2010-03-22 Jakub Jelinek <jakub@redhat.com>
1408 * varasm.c (make_decl_rtl_for_debug): Also clear
1409 flag_mudflap for the duration of make_decl_rtl call.
1412 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
1413 locs from preserved VALUEs.
1415 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1418 * pa.md (movmemsi): Set align to one if zero.
1419 (movmemdi): Likewise.
1421 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
1424 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
1425 with their corresponding prologue pushes.
1427 2010-03-20 Andrew Pinski <pinskia@gmail.com>
1430 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
1431 at the begining or end.
1432 (spu_expand_epilogue): Likewise.
1434 2010-03-20 Richard Guenther <rguenther@suse.de>
1436 PR rtl-optimization/43438
1437 * combine.c (make_extraction): Properly zero-/sign-extend an
1438 extraction of the low part of a CONST_INT. Also handle
1441 2010-03-19 Mike Stump <mikestump@comcast.net>
1443 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
1444 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
1445 (override_options): Use SUBTARGET32_DEFAULT_CPU.
1447 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1450 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
1453 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
1455 PR rtl-optimization/42258
1456 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
1457 use that may match DEF.
1460 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
1461 the cost of loading the constant rather than assuming
1463 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
1464 outer code is AND, do the same tests as the andsi3 expander and
1465 return COSTS_N_INSNS (1) if and is cheap.
1467 * optabs.c (avoid_expensive_constant): Fix formatting.
1469 2010-03-19 Michael Matz <matz@suse.de>
1472 * attribs.c (decl_attributes): When rebuilding a function pointer
1473 type use the same qualifiers as the original pointer type.
1475 2010-03-19 Martin Jambor <mjambor@suse.cz>
1477 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
1478 and is_gimple_ip_invariant_address.
1480 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1483 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1485 * config/arm/arm.c (arm_override_options): Turn off
1486 flag_dwarf2_cfi_asm for AAPCS variants.
1488 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1491 * config/arm/arm.c (emit_multi_reg_push): Update comments.
1492 Use PRE_MODIFY instead of PRE_DEC.
1493 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
1494 (vfp_emit_fstmd): Likewise.
1496 2010-03-19 Michael Matz <matz@suse.de>
1499 * builtins.c (expand_builtin_interclass_mathfn,
1500 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
1503 2010-03-19 Richard Guenther <rguenther@suse.de>
1505 PR tree-optimization/43415
1506 * tree-ssa-pre.c (phi_translate): Split out worker to ...
1507 (phi_translate_1): ... this.
1508 (phi_translate): Move all caching here. Cache all NARY
1509 and REFERENCE translations.
1511 2010-03-19 David S. Miller <davem@davemloft.net>
1513 With help from Eric Botcazou.
1514 * config/sparc/sparc.c: Include dwarf2out.h.
1515 (emit_pic_helper): Delete.
1516 (pic_helper_symbol_name): Delete.
1517 (pic_helper_emitted_p): Delete.
1518 (pic_helper_needed): New.
1519 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
1520 (get_pc_thunk_name): New.
1521 (load_pic_register): Remove 'delay_pic_helper' arg. Use
1522 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
1523 Set pic_helper_needed to true. Don't call emit_pic_helper.
1524 (sparc_expand_prologue): Update load_pic_register call.
1525 (sparc_output_mi_thunk): Likewise.
1526 (sparc_file_end): Emit a hidden comdat symbol for the PIC
1527 thunk if possible. Output CFI information as needed.
1529 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1530 Jack Howarth <howarth@bromo.med.uc.edu>
1533 * config/i386/i386.h: Fix ABI on darwin x86-32.
1535 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
1537 * tree.h: Declare make_decl_rtl_for_debug.
1538 * varasm.c (make_decl_rtl_for_debug): New.
1539 * dwarf2out.c (rtl_for_decl_location): Call it.
1540 * cfgexpand.c (expand_debug_expr): Call it.
1542 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1545 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
1549 * var-tracking.c (vt_init_cfa_base): Do nothing if
1550 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
1552 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
1555 * var-tracking.c (canonicalize_vars_star): New.
1556 (dataflow_post_merge_adjust): Use it.
1558 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1561 * var-tracking.c (non_suitable_const): New function.
1562 (add_uses): For DEBUG_INSNs with constants, don't record any
1563 value, instead just the constant value itself.
1564 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
1565 is not VAR_LOC_UNKNOWN_P, set var to the constant.
1566 (emit_notes_in_bb): Likewise.
1567 (emit_note_insn_var_location): For onepart variables if
1568 cur_loc is a VOIDmode constant, use DECL_MODE.
1570 2010-03-18 Martin Jambor <mjambor@suse.cz>
1573 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
1574 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
1575 all non-clones. Moved call redirection...
1576 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
1577 (cgraph_materialize_all_clones): Dispose of all
1578 combined_args_to_skip bitmaps.
1579 (verify_cgraph_node): Do not check for edges pointing to wrong
1580 nodes in inline clones.
1581 * tree-inline.c (copy_bb): Call
1582 cgraph_redirect_edge_call_stmt_to_callee.
1583 * ipa.c (cgraph_remove_unreachable_nodes): Call
1584 cgraph_node_remove_callees even when there are used clones.
1586 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1588 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
1590 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1593 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
1596 2010-03-18 Michael Matz <matz@suse.de>
1599 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
1600 into sqrt(x) if we need to preserve signed zeros.
1602 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
1603 Eric Botcazou <ebotcazou@adacore.com>
1605 PR rtl-optimization/43360
1606 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
1607 note if we don't know its invariant status.
1609 2010-03-18 Michael Matz <matz@suse.de>
1611 PR tree-optimization/43402
1612 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
1613 PHI chains of ssa names registered for update.
1615 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
1618 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
1619 non-offsettable and pre_modify update addressing.
1620 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
1621 and "2" alternatives "#".
1622 (*movdd_softfloat32): Make all alternatives "#";
1623 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
1624 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
1625 (*movdf_softfloat32): Make all alternatives "#";
1626 (movdi): Use the new DIFD mode iterator to create a common splitter
1627 for movdi, movdf and movdd patterns.
1629 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
1631 * common.opt (dumpdir): Remove redundant tab.
1633 2010-03-17 Martin Jambor <mjambor@suse.cz>
1635 PR tree-optimization/43347
1636 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
1637 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
1639 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
1641 PR rtl-optimization/42216
1642 * regrename.c (create_new_chain): New function, broken out from...
1643 (scan_rtx_reg): ... here. Call it. Handle the case where we are
1644 appending a use to an empty chain.
1645 (build_def_use): Remove previous changes that convert OP_INOUT to
1646 OP_OUT operands; instead detect the case where an OP_INOUT operand
1647 uses a previously untracked register and create an empty chain for it.
1649 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1651 * doc/extend.texi (Function Attributes): Rewrite unfinished
1652 sentence in ms_abi documentation.
1654 2010-03-17 Alan Modra <amodra@gmail.com>
1656 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
1657 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
1658 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
1659 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
1661 2010-03-16 Richard Henderson <rth@redhat.com>
1664 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
1665 (lower_try_finally): Save and restore eh_seq around the expansion
1668 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1670 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
1671 statements before splitting block.
1673 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1675 * doc/sourcebuild.texi (Testsuites): Fix markup.
1676 Use pathnames relative to gcc/testsuite.
1677 (Test Directives): Move description of how timeout is determined.
1678 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
1679 (C Tests): Correct gcc.misc-tests directory.
1680 Framework tests now live in gcc.test-framework.
1682 2010-03-16 Richard Guenther <rguenther@suse.de>
1685 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
1686 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
1688 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1689 Alexandre Oliva <aoliva@redhat.com>
1691 PR tree-optimization/42917
1692 * lambda-code.c (remove_iv): Skip debug statements.
1693 (lambda_loopnest_to_gcc_loopnest): Likewise.
1694 (not_interesting_stmt): Debug statements are not interesting.
1696 2010-03-16 Jakub Jelinek <jakub@redhat.com>
1700 * cselib.c (cselib_preserve_constants,
1701 cfa_base_preserved_val): New static variables.
1702 (preserve_only_constants): New function.
1703 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
1704 clear its REG_VALUES. If cselib_preserve_constants, don't
1705 empty the whole hash table, but preserve there VALUEs with constants,
1706 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
1707 (cselib_preserve_cfa_base_value): New function.
1708 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
1709 (cselib_init): Change argument to int bitfield. Set
1710 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
1712 (cselib_finish): Clear cselib_preserve_constants and
1713 cfa_base_preserved_val.
1714 * cselib.h (enum cselib_record_what): New enum.
1715 (cselib_init): Change argument to int.
1716 (cselib_preserve_cfa_base_value): New prototype.
1717 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
1718 * dse.c (dse_step1): Likewise.
1719 * cfgcleanup.c (thread_jump): Likewise.
1720 * sched-deps.c (sched_analyze): Likewise.
1721 * gcse.c (local_cprop_pass): Likewise.
1722 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
1723 If FN is non-NULL, call the callback always and whenever it returns
1724 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
1725 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
1726 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
1727 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
1728 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
1729 * var-tracking.c: Include recog.h.
1730 (bb_stack_adjust_offset): Remove.
1731 (vt_stack_adjustments): Don't call it, instead just gather the
1732 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
1733 (adjust_stack_reference): Remove.
1734 (compute_cfa_pointer): New function.
1735 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
1736 (struct adjust_mem_data): New type.
1737 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
1739 (get_address_mode): New function.
1740 (replace_expr_with_values): Use it.
1741 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
1742 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
1743 (adjust_sets): Remove.
1744 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
1745 Use get_address_mode.
1746 (get_adjusted_src): Remove.
1747 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
1748 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
1749 (add_with_sets): Don't call adjust_sets.
1750 (fp_setter, vt_init_cfa_base): New functions.
1751 (vt_initialize): Change return type to bool. Move most of pool etc.
1752 initialization to the beginning of the function from end. Pass
1753 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
1754 If !frame_pointer_needed, call vt_stack_adjustment before mos
1755 vector is filled, call vt_init_cfa_base if argp/framep has been
1756 eliminated to sp. If frame_pointer_needed and argp/framep has
1757 been eliminated to hard frame pointer, set
1758 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1759 encountering fp setter in the prologue. For MO_ADJUST, call
1760 log_op_type before pusing the op into mos vector, not afterwards.
1761 Call adjust_insn before cselib_process_insn/add_with_sets,
1762 call cancel_changes (0) afterwards.
1763 (variable_tracking_main_1): Adjust for vt_initialize calling
1764 vt_stack_adjustments and returning whether it succeeded or not.
1766 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1768 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1771 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1773 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1775 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
1776 drap_reg has not been set.
1778 2010-03-15 Michael Matz <matz@suse.de>
1781 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
1782 use it to expand block copies.
1783 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1784 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
1785 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
1787 2010-03-15 Richard Guenther <rguenther@suse.de>
1789 PR tree-optimization/43367
1790 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
1793 2010-03-15 Richard Guenther <rguenther@suse.de>
1795 PR tree-optimization/43317
1796 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
1798 2010-03-15 Martin Jambor <mjambor@suse.cz>
1800 PR tree-optimization/43141
1801 * tree-sra.c (create_abstract_origin): New function.
1802 (modify_function): Call create_abstract_origin.
1804 2010-03-15 Chris Demetriou <cgd@google.com>
1806 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
1809 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1812 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1813 call insert_out_of_ssa_copy for default definitions.
1815 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1817 * graphite-clast-to-gimple.c (my_long_long): Defined.
1818 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1819 * graphite-sese-to-poly.c (my_long_long): Defined.
1820 (scop_ivs_can_be_represented): Use it.
1822 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1824 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1825 graphite-max-bbs-per-function, and loop-block-tile-size.
1826 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1828 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1830 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1832 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1833 forward declaration.
1834 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1835 (add_upper_bounds_from_estimated_nit): New.
1836 (build_loop_iteration_domains): Use it.
1838 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1840 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1842 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1845 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1846 should be an INTEGER_CST. Also handle CASE_CONVERT.
1848 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1850 * graphite.c (graphite_initialize): To bound the number of bbs per
1851 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
1852 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
1853 * doc/invoke.texi: Document it.
1855 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1857 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
1858 * graphite-sese-to-poly.h (build_poly_scop): Same.
1860 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1862 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
1863 the number of parameters in the scop. Use as an upper bound
1864 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
1865 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
1866 * doc/invoke.texi: Document it.
1868 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
1870 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
1871 * doc/c-tree.texi: Remove.
1872 * doc/generic.texi: Merge c-tree.texi here.
1873 * doc/gccint.texi (Trees): Remove menu entry.
1874 (c-tree.texi): Remove @include.
1875 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
1876 * doc/languages.texi (Reading RTL): Ditto.
1878 2010-03-12 Steve Ellcey <sje@cup.hp.com>
1881 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
1883 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1886 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
1887 code added to work around reload clobbering CONST insns.
1889 2010-03-12 Jakub Jelinek <jakub@redhat.com>
1891 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
1892 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
1893 (cselib_preserve_only_values): Remove retain argument, don't
1894 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
1895 * cselib.h (cselib_preserve_only_values): Remove retain argument.
1896 * var-tracking.c (micro_operation): Move insn field before union.
1897 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
1898 (struct variable_tracking_info_def): Remove n_mos field, change
1899 mos into a vector of micro_operations.
1900 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
1901 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
1902 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
1903 changing into a vector.
1904 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
1905 come before all other uops generated by add_stores.
1906 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
1908 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
1909 a vector. Run just one pass over the bbs instead of separate counting
1910 and computation phase.
1911 (vt_finalize): Free VTI (bb)->mos vector instead of array.
1914 * tree-inline.c (remap_decls): Put old_var rather than origin_var
1915 into *nonlocalized_list vector.
1916 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
1917 even if origin is non-NULL.
1918 (gen_variable_die): Likewise.
1919 (process_scope_var): Don't change origin.
1920 (gen_decl_die): Likewise.
1921 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
1922 before adding new edges instead of after it, fix moving over
1925 2010-03-11 David S. Miller <davem@davemloft.net>
1927 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
1929 * configure: Rebuild.
1931 2010-03-11 Martin Jambor <mjambor@suse.cz>
1933 PR tree-optimization/43257
1934 * tree.c (assign_assembler_name_if_neeeded): New function.
1935 (free_lang_data_in_cgraph): Assembler name assignment moved to the
1937 * tree.h (assign_assembler_name_if_neeeded): Declare.
1938 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
1939 the function if needed.
1941 2010-03-11 Chris Demetriou <cgd@google.com>
1943 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
1944 include/stdint-gcc.h, and include/stdint.h world-readable.
1946 2010-03-11 Richard Guenther <rguenther@suse.de>
1948 PR tree-optimization/43255
1949 * tree-vrp.c (process_assert_insertions_for): Do not insert
1950 asserts for trivial conditions.
1952 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1954 PR tree-optimization/43280
1955 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
1956 generation. Move calculation of size out of the if branch.
1957 (find_bswap): Modify compare number generation.
1959 2010-03-11 Richard Guenther <rguenther@suse.de>
1962 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
1963 (input_gimple_stmt): Fixup handled component types during
1964 operand read. Also fix up decls in ADDR_EXPRs.
1966 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
1968 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
1969 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
1971 2010-03-10 Jan Hubicka <jh@suse.cz>
1974 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
1975 * varasm.c (get_variable_section): Don't do that here...
1976 (make_decl_rtl): ... and here.
1977 (do_assemble_alias): Produce decl RTL.
1978 (assemble_alias): Likewise.
1980 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1983 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
1984 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
1986 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
1987 (based_loc_descr): Only express drap or vdrap regno based expressions
1988 using DW_OP_fbreg when not optimizing.
1989 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
1990 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
1991 REG_CFA_SET_VDRAP note.
1993 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
1995 PR tree-optimization/43236
1996 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
1997 error in calculation of base address in reverse iteration case.
1998 (generate_builtin): Take number of latch executions if the statement
2001 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
2004 * tree-eh.c: Include pointer-set.h.
2005 (lower_eh_dispatch): Filter out duplicate case labels and
2006 remove the unneeded edge when the label is unused. Return
2007 true when some edges are removed.
2008 (execute_lower_eh_dispatch): When any lowering resulted in
2009 removing an edge, also delete unreachable blocks.
2011 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2014 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2015 UNSPEC_MACHOPIC_OFFSET.
2017 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
2020 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2021 (m68k_delegitimize_address): New function.
2023 2010-03-09 Jakub Jelinek <jakub@redhat.com>
2026 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
2029 * var-tracking.c (adjust_sets): New function.
2030 (count_with_sets, add_with_sets): Use it.
2031 (get_adjusted_src): New inline function.
2032 (add_stores): Use it.
2035 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
2036 call cselib_dummy_expand_value_rtx_cb instead of
2037 cselib_expand_value_rtx_cb.
2040 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
2041 * config/i386/i386.c: Include debug.h and dwarf2out.h.
2042 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
2043 and .cfi_endproc around the pic thunks.
2044 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
2045 all queued unwind info register saves are saved before the call.
2046 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
2047 considered as sp-=4 for unwind info and the pop as sp+=4 which
2048 also clobbers dest, but doesn't actually restore it.
2051 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
2052 RTX_FRAME_RELATED_P.
2054 2010-03-09 Jie Zhang <jie@codesourcery.com>
2056 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
2057 whitespaces in output template.
2059 2010-03-09 Jie Zhang <jie@codesourcery.com>
2061 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
2064 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2066 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
2067 builtins.exp in a separate job.
2069 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2071 * graphite-sese-to-poly.c (add_param_constraints): Use
2072 lower_bound_in_type and upper_bound_in_type.
2074 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2076 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
2077 instead of unsigned_type_node.
2079 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2080 Reza Yazdani <reza.yazdani@amd.com>
2083 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
2084 on pointer type parameters.
2086 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2090 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
2091 handle conversions from pointer to integers.
2092 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
2093 induction variable, to be able to work with code generated by CLooG.
2094 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
2095 (build_poly_scop): Bail out if we cannot codegen a loop.
2097 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2099 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
2100 code generation with gloog_error.
2102 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2104 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
2105 Call fold_convert on all the returned values.
2106 (expand_scalar_variables_expr): Pass to
2107 expand_scalar_variables_ssa_name the type of the resulting expression.
2109 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2111 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
2112 ppl_min_for_le_pointset.
2113 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
2114 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
2116 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2118 * graphite-dependences.c (map_into_dep_poly): Removed.
2119 (dependence_polyhedron_1): Use combine_context_id_scat.
2121 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2123 * graphite-poly.h (struct poly_scattering): Add layout documentation.
2124 (struct poly_bb): Same.
2125 (combine_context_id_scat): New.
2127 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2130 * sese.c (name_defined_in_loop_p): Return false for default
2133 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2135 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
2136 and clean up the logic.
2138 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2140 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
2143 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2145 * var-tracking.c (remove_cselib_value_chains): Define only for
2147 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
2148 delete_slot_part, emit_notes_for_differences_1): Don't call
2149 remove_cselib_value_chains here.
2150 (set_slot_part, emit_notes_for_differences_2): Don't call
2151 add_cselib_value_chains here.
2152 (preserved_values): New vector.
2153 (preserve_value): New function.
2154 (add_uses, add_stores, vt_add_function_parameters): Use it
2155 instead of cselib_preserve_value.
2156 (changed_values_stack): New vector.
2157 (check_changed_vars_0): New function.
2158 (check_changed_vars_1, check_changed_vars_2): Use it.
2159 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
2160 changed_values_stack VALUEs.
2161 (vt_emit_notes): For all preserved_values call
2162 add_cselib_value_chains. If ENABLE_CHECKING call
2163 remove_cselib_value_chains before verifying value_chains is empty.
2164 Initialize and free changed_values_stack.
2165 (vt_initialize): Initialize preserved_values.
2166 (vt_finalize): Free preserved_values.
2168 2010-03-08 Richard Guenther <rguenther@suse.de>
2170 PR tree-optimization/43269
2171 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
2174 2010-03-08 Martin Jambor <mjambor@suse.cz>
2176 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
2177 (ipa_is_param_called): Removed.
2178 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
2179 (ipa_print_node_params): Do not print the called flag.
2180 (ipa_write_node_info): Do not stream the called flag.
2181 (ipa_read_node_info): Likewise.
2183 2010-03-07 Jakub Jelinek <jakub@redhat.com>
2186 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
2187 * cselib.c (struct expand_value_data): Add dummy field.
2188 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
2190 (cselib_dummy_expand_value_rtx_cb): New function.
2191 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
2193 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
2194 * var-tracking.c: Include pointer-set.h.
2195 (variable): Change n_var_parts to char from int. Add
2196 cur_loc_changed and in_changed_variables fields.
2197 (variable_canonicalize): Remove.
2198 (shared_var_p): New inline function.
2199 (unshare_variable): Maintain cur_loc_changed and
2200 in_changed_variables fields. If var was in changed_variables,
2201 replace it there with new_var. Just copy cur_loc instead of
2202 resetting it to something else.
2203 (variable_union): Don't recompute cur_loc. Use shared_var_p.
2204 (dataflow_set_union): Don't call variable_canonicalize.
2205 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
2206 of their DEBUG_EXPR_TREE_DECLs.
2207 (canonicalize_loc_order_check): Verify that cur_loc is NULL
2208 and in_changed_variables and cur_loc_changed is false.
2209 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
2210 and cur_loc_changed. Don't update cur_loc here.
2211 (variable_merge_over_src): Don't call variable_canonicalize.
2212 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
2213 removing loc that is equal to cur_loc, clear cur_loc,
2214 set cur_loc_changed and ensure variable_was_changed is called.
2215 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
2216 compare pointers in cur_loc check, if it is equal to loc,
2217 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
2218 (variable_different_p): Remove compare_current_location argument,
2219 don't compare cur_loc.
2220 (dataflow_set_different_1): Adjust variable_different_p caller.
2221 (variable_was_changed): If dv had some var in changed_variables
2222 already, reset in_changed_variables flag for it and propagate
2223 cur_loc_changed over to the new variable. On empty var
2224 always set cur_loc_changed. Set in_changed_variables on whatever
2225 var is added to changed_variables.
2226 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
2227 Use shared_var_p. When removing loc that is equal to cur_loc,
2228 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
2229 end, don't set it to something else, just call variable_was_changed.
2230 (delete_slot_part): Use shared_var_p. When cur_loc equals to
2231 loc being removed, clear cur_loc and set cur_loc_changed.
2232 Set cur_loc_changed if all locations have been removed.
2233 (struct expand_loc_callback_data): New type.
2234 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
2235 allocated. Always create SUBREGs if simplify_subreg failed.
2236 Prefer to use cur_loc, when that fails and still in
2237 changed_variables (and seen first time) recompute it. Set
2238 cur_loc_changed of variables which had to change cur_loc and
2239 compute elcd->cur_loc_changed if any of the subexpressions used
2240 had to change cur_loc.
2241 (vt_expand_loc): Adjust to pass arguments in
2242 expand_loc_callback_data structure.
2243 (vt_expand_loc_dummy): New function.
2244 (emitted_notes): New variable.
2245 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
2246 that weren't used for any other decl in current
2247 emit_notes_for_changes call call vt_expand_loc_dummy to update
2248 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
2249 first loc_chain location if NULL before. Always use just
2250 cur_loc instead of first loc_chain location. When cur_loc_changed
2251 is false, when not --enable-checking=rtl just don't emit any note.
2252 When rtl checking, compute the note and assert it is the same
2253 as previous note. Clear cur_loc_changed and in_changed_variables
2254 at the end before removing from changed_variables.
2255 (check_changed_vars_3): New function.
2256 (emit_notes_for_changes): Traverse changed_vars to call
2257 check_changed_vars_3 on each changed var.
2258 (emit_notes_for_differences_1): Clear cur_loc_changed and
2259 in_changed_variables. Recompute cur_loc of new_var.
2260 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
2261 (vt_emit_notes): Initialize and destroy emitted_notes.
2263 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
2265 PR rtl-optimization/42220
2266 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
2267 Use verify_reg_tracked to determine if we should use OP_OUT rather
2269 (build_def_use): If we see an in-out operand for a register that we
2270 know nothing about, treat is an output if possible, fail the block if
2273 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2276 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
2279 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2282 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
2283 uses of relevant DEFs that are dead outside the loop too.
2285 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2287 * var-tracking.c (dataflow_set_merge): Swap src and src2.
2289 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2291 * var-tracking.c (values_to_unmark): New variable.
2292 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2293 values_to_unmark vector. Moved body to...
2294 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2295 instead queue it into values_to_unmark vector.
2296 (vt_find_locations): Free values_to_unmark vector.
2298 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
2300 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
2301 (site.exp): Export them when plugins are enabled.
2303 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
2306 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
2308 (chrec_fold_multiply): Same.
2310 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2313 * c-decl.c (build_compound_literal): Return early if init is
2316 2010-03-04 Martin Jambor <mjambor@suse.cz>
2318 PR tree-optimization/43164
2319 PR tree-optimization/43191
2320 * tree-sra.c (type_consists_of_records_p): Reject records with
2321 zero-size bit-fields at the end.
2323 2010-03-04 Mike Stump <mikestump@comcast.net>
2325 * Makefile.in (TAGS): Remove *.y.
2327 2010-03-04 Richard Guenther <rguenther@suse.de>
2329 PR tree-optimization/40761
2330 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
2332 (my_rev_post_order_compute): New function.
2333 (init_pre): Call it.
2335 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
2338 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
2339 decrease the cost of an IV candidate when the cost is infinite.
2341 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2343 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
2344 Use '3DNow!' for the extension of that name, ensure normal space
2346 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2348 2010-03-03 Jeff Law <law@redhat.com>
2350 * PR middle-end/32693
2351 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
2352 than gen_rtx_SUBREG.
2353 (extract_bit_field_1): Likewise.
2355 2010-03-03 Janis Johnson <janis187@us.ibm.com>
2357 * doc/sourcebuild.texi (Test directives): Document that arguments
2358 include-opts and exclude-opts are now optional for dg-skip-if,
2359 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
2361 2010-03-03 Jason Merrill <jason@redhat.com>
2364 * cgraph.h (varpool_node): Add extra_name field.
2365 * varpool.c (varpool_extra_name_alias): New.
2366 (varpool_assemble_decl): Emit extra name aliases.
2367 (varpool_mark_needed_node): Look past an extra name alias.
2368 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
2369 * lto-streamer-in.c (lto_input_tree): Read it.
2370 * lto-streamer-out.c (output_unreferenced_globals): Write it.
2372 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
2374 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
2375 (sparc*-*-solaris2*): ...this.
2377 2010-03-03 Jakub Jelinek <jakub@redhat.com>
2380 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
2381 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
2382 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
2383 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
2386 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
2387 fallthrough to default handling, just with want_address 0 instead of 2.
2388 For single element lists, add_AT_loc directly, otherwise create an
2389 artificial variable DIE and stick location list to it.
2392 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
2393 (VAL_EXPR_HAS_REVERSE): Define.
2394 (reverse_op): New function.
2395 (add_stores): For reversible operations add an extra MO_VAL_USE.
2397 2010-03-02 Jason Merrill <jason@redhat.com>
2399 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
2401 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
2403 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
2404 (sparc64-*-linux*): Likewise.
2405 (sparc64-*-solaris2*): Include assembler files before linker ones.
2406 (sparc-*-solaris2*): Simplify and reorder to match previous case.
2407 * config/sparc/gas.h: Delete.
2408 * config/sparc/sol2-64.h: Add copyright notice.
2409 * config/sparc/sol2-gas-bi.h: Likewise.
2410 * config/sparc/sol2-gld.h: Likewise.
2411 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
2412 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
2413 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
2414 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
2415 (sparc_elf_asm_named_section): Rename into...
2416 (sparc_solaris_elf_asm_named_section): ...this. Always define.
2418 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
2420 * config/alpha/alpha.c (override_options): Fix -mtune error message.
2422 2010-03-02 Jeff Law <law@redhat.com>
2425 * reload1.c (rtx_p, substitute_stack): Declare.
2426 (substitute): Record addresses of changed rtxs.
2427 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
2428 Restore the original rtx when complete.
2429 (reload): Free subsitute_stack when complete.
2431 2010-03-02 Janis Johnson <janis187@us.ibm.com>
2433 * doc/gccint.texi (menu): Add Testsuites as a chapter.
2434 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
2436 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
2437 LTO Testing, gcov Testing, profopt Testing, compat Testing,
2438 Torture Tests): Change from subsection to section.
2440 2010-03-02 Jakub Jelinek <jakub@redhat.com>
2441 Steven Bosscher <steven@gcc.gnu.org>
2443 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
2446 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
2449 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
2450 the assignment from the new induction variable to the assignment
2451 of the value from the original loop PHI function.
2453 2010-03-01 Janis Johnson <janis187@us.ibm.com>
2454 Daniel Jacobowitz <dan@codesourcery.com>
2456 * doc/sourcebuild.texi (Test directives): Clarify options to
2459 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2461 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
2462 Disable cfi directives unless GCC and gas agree on using read-only
2463 .eh_frame sections for 64-bit.
2464 * configure: Regenerate.
2466 2010-03-01 Richard Guenther <rguenther@suse.de>
2468 PR tree-optimization/43220
2469 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
2470 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
2472 2010-03-01 Richard Guenther <rguenther@suse.de>
2473 Martin Jambor <mjambor@suse.cz>
2476 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
2477 gimplified parameters.
2479 2010-03-01 Christian Bruel <christian.bruel@st.com>
2481 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
2483 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
2485 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
2487 2010-03-01 Richard Guenther <rguenther@suse.de>
2490 * expr.c (expand_assignment): Use the alias-oracle to tell
2491 if the rhs aliases the result decl.
2493 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2496 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
2497 to sol_gt_pch_get_address.
2498 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
2499 64-bit, SPARC and x86.
2500 (sol_gt_pch_get_address): New function.
2502 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
2504 * toplev.h (inform_n, error_n): Declare.
2505 * diagnostic.c (inform_n, error_n): New function.
2507 2010-03-01 Jakub Jelinek <jakub@redhat.com>
2509 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
2510 has no rtl yet when processing local_decls, queue it and recheck
2511 if deferred stack allocation hasn't assigned it rtl.
2513 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2515 * config/sh/sh.c (unspec_bbr_uid): New.
2516 (gen_block_redirect): Use it instead of INSN_UID.
2517 (gen_far_branch): Likewise.
2519 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
2521 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
2522 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
2524 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2526 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
2527 (Warning Options): -Wno-conversion-null is valid for
2528 Objective-C++ as well.
2529 * doc/tm.texi (Named Address Spaces): Likewise.
2530 * doc/plugins.texi (Plugins): Replace TABs with spaces.
2531 * doc/tree-ssa.texi (Tree SSA): Likewise.
2533 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2536 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
2537 by default. Don't set the default arch for
2538 i[34567]86-*-darwin*|x86_64-*-darwin*.
2540 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2543 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
2544 default. Set the default 32bit/64bit archs with $with_arch
2545 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
2547 2010-02-27 Richard Guenther <rguenther@suse.de>
2549 PR tree-optimization/43186
2550 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
2551 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
2552 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
2553 unroller iterations.
2555 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2557 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
2558 required and i[34567]86-*-* targets don't support 64bit ISA.
2560 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
2563 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2566 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2568 * config.gcc: Set the default arch at least to Prescott for
2569 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
2570 if SSE math is enabled.
2572 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2574 * diagnostic.c (diagnostic_initialize): Update.
2575 (diagnostic_report_diagnostic): Test inhibit_notes_p for
2577 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
2578 (diagnostic_inhibit_notes): New.
2579 * toplev.c (process_options): inhibit notes with -fcompare-debug.
2581 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2584 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
2585 * doc/standards.texi: Likewise.
2586 * doc/extend.texi: Likewise.
2587 * doc/trouble.texi: Likewise.
2588 * doc/cppopts.texi: Likewise.
2589 * doc/install.texi: Likewise.
2590 * c.opt (std=c90,std=gnu90): New options.
2591 * c-opts.c (c_common_handle_option): Handle them.
2593 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2596 * c-decl.c (undeclared_variable): Use an informative note.
2598 2010-02-26 Richard Guenther <rguenther@suse.de>
2600 PR tree-optimization/43186
2601 * gimple.h (gimple_fold): Remove.
2602 * gimple.c (gimple_fold): Remove. Inline into single user ...
2603 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
2604 Try harder for conditions.
2606 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2609 * function.c (used_types_insert): Don't skip through named pointer
2610 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
2611 and it is different from the main variant's type.
2613 2010-02-26 Nick Clifton <nickc@redhat.com>
2615 * config/rx/rx.md (sminsi3): Remove bogus alternative.
2617 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2619 * config.gcc: Support --with-fpmath=sse for x86.
2621 * config/i386/ssemath.h: New.
2623 * doc/install.texi (--with-fpmath=sse): Documented.
2625 2010-02-26 Richard Guenther <rguenther@suse.de>
2627 PR tree-optimization/43188
2628 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
2629 vector types of over-aligned element type.
2631 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
2634 * config/i386/i386.c (expand_vec_perm_blend): Use correct
2635 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
2637 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
2639 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
2641 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2643 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
2644 * var-tracking.c: Include diagnostic.h.
2645 (debug_dv): New function.
2646 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
2649 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
2650 (add_value_chain, add_value_chains, remove_value_chain,
2651 remove_value_chains): Handle DEBUG_EXPRs.
2652 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
2655 * regcprop.c (struct queued_debug_insn_change): New type.
2656 (struct value_data_entry): Add debug_insn_changes field.
2657 (struct value_data): Add n_debug_insn_changes field.
2658 (debug_insn_changes_pool): New variable.
2659 (free_debug_insn_changes, apply_debug_insn_changes,
2660 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
2661 (kill_value_one_regno): Call free_debug_insn_changes if needed.
2662 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
2664 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
2666 (copyprop_hardreg_forward_1): Don't call apply_change_group for
2667 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
2668 changes, call cprop_find_used_regs via note_stores.
2669 (copyprop_hardreg_forward): When copying vd from predecessor
2670 which has any queued DEBUG_INSN changes, make sure the pointers are
2671 cleared. At the end call df_analyze and then if there are any
2672 DEBUG_INSN changes queued at the end of some basic block for still
2673 live registers, apply them.
2674 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
2676 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
2678 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
2681 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
2683 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
2684 targets. Set the default with_cpu/with_arch from arch/cpu.
2685 Allow x86-64 and native for with_cpu/with_arch.
2687 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
2689 * ebitmap.c: Change calls to verify_popcount with calls to
2690 sbitmap_verify_popcount.
2691 (ebitmap_clear_bit): Fixed map->cacheindex test and
2692 map>cache update when bit clearing results in an empty
2695 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2698 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
2699 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
2700 and support both V2DF and V2DI modes.
2701 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
2702 support both V2DF and V2DI modes.
2703 (general): Delete trailing whitespace from a few patterns.
2705 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2706 V2DF/V2DI interleave high/low builtins.
2708 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
2711 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
2712 interleave high/low functions.
2714 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
2716 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
2717 #pragma extern_prefix.
2719 2010-02-25 Jakub Jelinek <jakub@redhat.com>
2722 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
2723 BLKmode, assert op0 is a MEM and just adjust its mode.
2726 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
2727 if bitpos isn't multiple of mode's bitsize.
2729 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2731 * c.opt (-ftemplate-depth=): New.
2732 (-ftemplate-depth-): Deprecate.
2733 * optc-gen.awk: Handle -ftemplate-depth=.
2734 * opth-gen.awk: Likewise.
2735 * c-opts.c (c_common_handle_option): Likewise.
2736 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
2738 2010-02-24 Jason Merrill <jason@redhat.com>
2740 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
2742 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2744 * cfg.c (alloc_aux_for_block): Remove inline.
2745 (alloc_aux_for_edge): Likewise.
2747 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2749 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
2751 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2753 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
2754 * config/i386/sol2-gas.h: New file.
2755 * config.gcc (i[34567]86-*-solaris2*): Use it.
2757 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2760 * c-typeck.c (ep_convert_and_check): New.
2761 (build_conditional_expr): Use it.
2762 (build_binary_op): Likewise.
2764 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2766 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2769 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2770 bounds even for -O+.
2771 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2772 expr needs to have DECL_NAME set.
2774 2010-02-24 Nick Clifton <nickc@redhat.com>
2776 * config/mep/mep.c: Include gimple.h.
2777 (mep_function_uses_sp): Delete unused function.
2778 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
2779 parameters. Use unsigned integers to count args. Return a
2780 NULL_RTX instead of an error_mark_node. Toidy up formatting.
2782 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2785 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
2786 greater or equal to nelt instead of 2 * nelt.
2787 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
2790 2010-02-23 Jason Merrill <jason@redhat.com>
2793 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
2794 in cfun->local_decls even if they have register types.
2797 * stor-layout.c (place_field): Don't warn about unnecessary
2798 DECL_PACKED if the type is packed.
2800 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2803 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
2804 GOTOFF relocs, even when the base reg isn't pic pointer.
2806 2010-02-23 Michael Matz <matz@suse.de>
2809 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
2810 (expand_gimple_basic_block): Generate and use debug temps if there
2811 are debug uses left after the last real use of TERed ssa names.
2812 Unlink debug immediate uses when they are expanded.
2814 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2817 * config/i386/i386.c (override_options): Reorganise to provide
2818 better error messages.
2820 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2823 * graphite-scop-detection.c (create_single_exit_edge): Move
2824 the call to find_single_exit_edge to....
2825 (create_sese_edges): ...here. Don't handle multiple edges
2826 exiting the function.
2827 (build_graphite_scops): Don't handle multiple edges
2828 exiting the function.
2830 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2833 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
2834 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
2836 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2839 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
2841 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2844 * c-typeck.c (convert_arguments): Print declaration location.
2845 * c-common.c (validate_nargs): Rename as
2846 builtin_function_validate_nargs.
2847 (check_builtin_function_arguments): Update.
2849 2010-02-22 Richard Guenther <rguenther@suse.de>
2852 * tree-inline.c (declare_return_variable): Use the type of
2853 the call stmt lhs if available.
2855 2010-02-22 Duncan Sands <baldrick@free.fr>
2857 * passes.c (register_pass): Always consider all pass lists when
2858 ref_pass_instance_number is zero.
2860 2010-02-22 Richard Guenther <rguenther@suse.de>
2862 PR tree-optimization/42749
2863 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
2864 parameter. Do arithmetic in the original type.
2865 (update_accumulator_with_ops): Likewise.
2866 (adjust_accumulator_values): Adjust.
2868 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2870 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
2871 (QI to BLKmode splitter): New splitter.
2873 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
2875 * config/i386/i386.c (initial_ix86_tune_features): Turn on
2876 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
2878 2010-02-22 Richard Guenther <rguenther@suse.de>
2880 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
2882 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
2884 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
2885 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
2886 ($(T)crti.o, $(T)crtn.o): Remove rules.
2888 2010-02-21 Tobias Burnus <burnus@net-b.de>
2891 * doc/invoke.texi (-fassociative-math): Document that this
2892 option is automatically enabled for Fortran.
2894 2010-02-20 David S. Miller <davem@davemloft.net>
2896 * configure.ac: Test if linker and assembler properly support
2897 GOTDATA_OP relocations.
2898 * configure: Rebuild.
2899 * config.in: Likewise.
2900 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
2901 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
2902 (movsi_high_pic): Likewise.
2903 (movdi_lo_sum_pic): Likewise.
2904 (movdi_high_pic): Likewise.
2905 (movsi_pic_gotdata_op): New pattern.
2906 (movdi_pic_gotdata_op): Likewise.
2907 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
2908 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
2910 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
2913 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
2914 attribute to ssemul.
2915 (xop_mulv2div2di3_high): Ditto.
2917 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2920 * c.opt (Wconversion-null): New option.
2921 * doc/invoke.texi (Wconversion-null): Document.
2923 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2925 * common.opt (Wlarger-than-): Add Undocumented.
2927 2010-02-19 Mike Stump <mikestump@comcast.net>
2929 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
2931 2010-02-19 Jason Merrill <jason@redhat.com>
2934 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
2935 * configure: Likewise.
2937 2010-02-20 Alan Modra <amodra@gmail.com>
2940 * cgraph.h (cgraph_make_decl_local): Declare.
2941 * cgraph.c (cgraph_make_decl_local): New function.
2942 (cgraph_make_node_local): Use it.
2943 * cgraphunit.c (cgraph_function_versioning): Likewise.
2944 * ipa.c (function_and_variable_visibility): Likewise.
2946 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2949 * except.c (sjlj_emit_function_enter): Don't call
2950 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
2952 * rtl.h (add_reg_br_prob_note): Remove prototype.
2954 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2957 * c-common.c (conversion_warning): Remove widening conversions
2958 before checking the conversion of integers to reals.
2960 2010-02-19 Mike Stump <mikestump@comcast.net>
2963 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
2966 * cgraphunit.c (process_function_and_variable_attributes): Check
2967 DECL_PRESERVE_P instead of looking up attribute "used".
2968 * ipa-pure-const.c (check_decl): Likewise.
2969 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
2970 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
2971 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
2972 instead of attribute "used".
2973 * config/sol2-c.c (solaris_pragma_init): Likewise.
2974 (solaris_pragma_fini): Likewise.
2976 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2978 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
2979 Use XCNEW instead of xcalloc.
2980 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
2981 XNEW instead of xmalloc.
2982 (get_fields): Use XNEWVEC instead of xmalloc.
2985 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
2986 populate vars array.
2987 (create_new_general_access): For debug stmts just reset value.
2988 (get_stmt_accesses): For accesses within debug stmts just record them
2989 using add_access_to_acc_sites instead of preventing the peeling or
2990 counting them as accesses.
2993 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
2995 2010-02-19 Richard Guenther <rguenther@suse.de>
2997 PR tree-optimization/42916
2998 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
3001 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
3003 * configure.ac: Replace all uses of changequote in macro arguments
3004 with proper quoting.
3006 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3009 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
3011 2010-02-19 Richard Guenther <rguenther@suse.de>
3013 PR tree-optimization/42944
3014 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
3015 test for aliasing with errno.
3017 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3020 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
3021 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
3022 * dojump.c: Include output.h.
3023 (inv): New inline function.
3024 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
3025 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
3026 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
3027 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
3028 argument, pass it down to other calls.
3029 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
3030 add REG_BR_PROB note to the conditional jump.
3031 * cfgexpand.c (add_reg_br_prob_note): Removed.
3032 (expand_gimple_cond): Don't call it, add the probability
3033 as last argument to jumpif_1/jumpifnot_1.
3034 * Makefile.in (dojump.o): Depend on output.h.
3035 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
3037 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
3038 * stmt.c (do_jump_if_equal): Likewise.
3039 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
3040 * loop-unswitch.c (compare_and_jump_seq): Likewise.
3041 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
3043 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
3044 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
3045 jumpifnot_1 callers.
3046 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
3048 (store_expr): Adjust jumpifnot caller.
3049 (store_constructor): Adjust jumpif caller.
3052 * gimplify.c (gimple_boolify): For __builtin_expect call
3053 gimple_boolify also on its first argument.
3055 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
3057 * configure.ac (gnu-unique-object): Wrap regexps using [] in
3059 (__stack_chk_fail): Ditto. Remove quadrigraphs.
3060 * configure: Regenerated.
3062 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3064 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
3065 lang_hooks.types_compatible_p instead of comptypes.
3067 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
3069 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
3070 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
3071 if __prefer_thumb__ is defined.
3073 2010-02-18 Martin Jambor <mjambor@suse.cz>
3075 PR tree-optimization/43066
3076 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
3077 array with zero-sized element type.
3079 2010-02-18 Jakub Jelinek <jakub@redhat.com>
3081 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
3082 rtx, allocate struct var_loc_node here and return it to the
3083 caller, and only if it is actually needed.
3084 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
3085 move it earlier and return immediately if it returns NULL.
3087 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
3089 * config/sparc/gas.h: New file. Restore
3090 TARGET_ASM_NAMED_SECTION to its ELF default.
3091 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
3093 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3094 Likewise. Add ATTRIBUTE_UNUSED to prototype.
3095 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
3096 after sparc/sysv4.h.
3098 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
3100 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
3102 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
3104 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
3105 patterns from predicated pattern.
3107 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
3110 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
3111 for insn mnemonic suffix.
3113 2010-02-17 Richard Guenther <rguenther@suse.de>
3115 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
3118 2010-02-17 Jakub Jelinek <jakub@redhat.com>
3121 * caller-save.c (save_call_clobbered_regs): If BB ends with
3122 a DEBUG_INSN, move any notes in between last real insn and the last
3123 DEBUG_INSN after the last DEBUG_INSN.
3125 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
3127 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
3128 Fix return type. Fix argument type. Explain meaning of return value.
3130 2010-02-16 Richard Guenther <rguenther@suse.de>
3132 PR tree-optimization/41043
3133 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
3134 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
3136 (vrp_visit_phi_node): ... but only for loop PHI nodes.
3138 2010-02-16 Ira Rosen <irar@il.ibm.com>
3140 PR tree-optimization/43074
3141 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
3142 * tree-vect-loop.c (vect_analyze_loop_operations): Add
3143 vectorizable cycles in hybrid SLP check.
3144 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
3146 2010-02-16 Richard Guenther <rguenther@suse.de>
3148 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
3149 (true_dependence): If memrefs_conflict_p computes must-alias
3150 trust it. Move TBAA check after offset-based disambiguation.
3151 (canon_true_dependence): Likewise.
3153 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
3155 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
3156 * doc/invoke.texi: Document it.
3157 * var-tracking.c: Include toplev.h and params.h.
3158 (vt_find_locations): Return bool indicating success. Compute
3159 hash sizes unconditionally. Check new parameter, report.
3160 (variable_tracking_main_1): Check vt_find_locations results and
3161 retry. Renamed from...
3162 (variable_tracking_main): ... this. New wrapper to preserve
3163 flag_var_tracking_assignments.
3164 * Makefile.in (var-tracking.o): Adjust dependencies.
3166 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
3167 Jakub Jelinek <jakub@redhat.com>
3170 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
3171 if weak_import attribute is present.
3172 * config/darwin.c (machopic_select_section): Likewise.
3174 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
3176 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
3177 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
3178 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
3179 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
3181 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
3184 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3187 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
3188 Rewrite text to refer to the names.
3190 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
3192 * config/i386/i386-builtin-types.def
3193 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
3194 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
3195 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
3196 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
3197 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
3198 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
3199 IX86_BUILTIN_VPERMIL2PS256.
3200 (MULTI_ARG_4_DF2_DI_I): Defined.
3201 (MULTI_ARG_4_DF2_DI_I1): Defined.
3202 (MULTI_ARG_4_SF2_SI_I): Defined.
3203 (MULTI_ARG_4_SF2_SI_I1): Defined.
3204 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
3205 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
3206 __builtin_ia32_vpermil2ps256.
3207 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3208 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3209 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
3210 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3211 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3212 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
3213 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
3214 CODE_FOR_xop_vpermil2v8sf3.
3215 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
3216 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
3217 * config/i386/xopintrin.h (_mm_permute2_pd): New.
3218 (_mm256_permute2_pd): New.
3219 (_mm_permute2_ps): New.
3220 (_mm256_permute2_ps): New.
3222 2010-02-15 Nick Clifton <nickc@redhat.com>
3224 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
3225 boolean parameters. Use emit_jump_insn when emitting a pop
3226 instruction containing a return insn.
3227 (push): Use 'true' rather than '1' as second parameter to F.
3228 (h8300_expand_prologue): Likewise.
3229 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
3230 (h8300_expand_epilogue): Likewise.
3232 2010-02-15 Richard Guenther <rguenther@suse.de>
3235 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
3238 2010-02-15 Nick Clifton <nickc@redhat.com>
3240 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
3243 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
3245 * intl.c (fake_ngettext): New function.
3246 * intl.h (fake_ngettext): Declare.
3247 (ngettext): Define macro.
3248 * collect2.c (notice_translated): New function.
3249 (main): Use notice_translated and ngettext.
3250 * collect2.h (notice_translated): Declare.
3252 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
3254 * reorg.c (delete_computation): Comment fixes.
3255 * caller-save.c (setup_save_areas): Idem.
3256 * sel-sched-dump.c (dump_lv_set): Idem.
3259 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3261 * config/s390/s390.c (s390_sched_init): New function.
3262 (TARGET_SCHED_INIT): Target hook defined.
3264 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
3265 Jack Howarth <howarth@bromo.med.uc.edu>
3266 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3269 Partial revert of unintended change in fix for PR41605.
3270 * config/darwin.h: Fix typo.
3271 * config/darwin9.h: Same.
3273 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3275 * c-pch.c (pch_init): Clear v.
3277 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3280 * graphite-scop-detection.c (graphite_can_represent_scev): Call
3281 graphite_can_represent_init for MULT_EXPR.
3283 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3287 * graphite-sese-to-poly.c (remove_phi): New.
3288 (translate_scalar_reduction_to_array): Call remove_phi.
3290 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3293 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
3294 * graphite-clast-to-gimple.h (gloog): Update declaration.
3295 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
3296 * graphite-poly.h (struct poly_bb): Add missing comments.
3297 (struct scop): Add poly_scop_p field.
3299 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
3300 * graphite.c (graphite_transform_loops): Build the polyhedral
3301 representation for each scop before code generation.
3302 * sese.c (rename_variables_in_operand): Removed.
3303 (rename_variables_in_expr): Return the renamed expression.
3304 (rename_sese_parameters): New.
3305 * sese.h (rename_sese_parameters): Declared.
3307 2010-02-11 Richard Guenther <rguenther@suse.de>
3309 PR tree-optimization/42998
3310 * tree-ssa-pre.c (create_expression_by_pieces): Treat
3311 POINTER_PLUS_EXPR properly.
3313 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3314 Changpeng Fang <changpeng.fang@amd.com>
3317 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
3318 the cost of an IV candidate when the IV is used in a test against zero.
3320 * gcc.dg/tree-ssa/ivopts-3.c: New.
3322 2010-02-11 Richard Guenther <rguenther@suse.de>
3325 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
3326 pointer-vs-decl case by swapping refs. Handle some cases
3327 of pointer-vs-decl disambiguations more conservatively.
3328 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
3329 to false after expanding.
3331 2010-02-11 Richard Guenther <rguenther@suse.de>
3334 * gcc.c (process_command): Handle LTO file@offset case more
3337 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3339 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
3340 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
3342 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
3344 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
3345 if MEM's mode size isn't DWARF2_ADDR_SIZE.
3346 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
3347 Optimize eq/ne comparisons when both arguments are known to be
3349 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
3350 Don't mask operands unnecessarily if they are known to be already
3353 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
3355 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
3358 2010-02-10 Richard Guenther <rguenther@suse.de>
3360 PR tree-optimization/43017
3361 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
3362 for wrapping signed arithmetic.
3364 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3367 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
3368 if no debug info should be emitted for it.
3370 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3372 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
3373 note when flag_exceptions is set.
3375 2010-02-10 Duncan Sands <baldrick@free.fr>
3377 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
3379 2010-02-10 Richard Guenther <rguenther@suse.de>
3382 * tree.c (get_unwidened): Handle constants.
3383 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
3385 2010-02-10 Martin Jambor <mjambor@suse.cz>
3388 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
3389 check for variable argument counts independently.
3391 2010-02-10 Christian Bruel <christian.bruel@st.com>
3394 * config/sh/sh.c (find_barrier): Increase length for non delayed
3395 conditional branches.
3397 2010-02-10 Christian Bruel <christian.bruel@st.com>
3399 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
3401 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3403 * builtins.c (set_builtin_user_assembler_name): Also handle
3404 ffs if int is smaller than word.
3406 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
3409 * ira-conflicts.c (get_dup): Remove.
3410 (process_reg_shuffles): Add new parameter. Use it as an
3411 additional guard for copy generation.
3412 (add_insn_allocno_copies): Rewrite.
3414 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
3416 * common.opt (fsched2-use-traces): Preserved for backward
3418 * doc/invoke.texi: Remove the documentation about option
3419 -fsched2-use-traces.
3420 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
3421 flag_sched2_use_traces.
3422 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
3423 the backward compatibility flag section.
3425 2010-02-09 Richard Guenther <rguenther@suse.de>
3427 PR tree-optimization/43008
3428 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
3429 make HEAP variables initialized from global memory if they
3430 are not known builtin functions.
3431 (find_func_aliases): Adjust.
3433 2010-02-09 Richard Guenther <rguenther@suse.de>
3435 PR tree-optimization/43000
3436 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
3437 arithmetic manually.
3439 2010-02-08 Jakub Jelinek <jakub@redhat.com>
3441 PR tree-optimization/42931
3442 * tree-loop-linear.c (try_interchange_loops): Don't call
3443 double_int_mul if estimated_loop_iterations failed.
3445 2010-02-08 Martin Jambor <mjambor@suse.cz>
3448 * tree-sra.c (build_accesses_from_assign): Do not mark in
3449 should_scalarize_away_bitmap if stmt has volatile ops.
3450 (sra_modify_assign): Do not process assigns piecemeal if if stmt
3453 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
3455 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
3457 2010-02-07 Adam Nemet <adambnmet@gmail.com>
3459 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
3462 2010-02-07 Andrew Pinski <pinskia@gmail.com>
3465 * df-core.c (df_finish_pass): Change type of saved_flags to int.
3467 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3470 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
3471 to unknown_dependence.
3472 (graphite_legal_transform_dr): Handle the unknown_dependence.
3473 (graphite_carried_dependence_level_k): Same.
3475 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3477 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
3479 2010-02-07 Richard Guenther <rguenther@suse.de>
3482 * expr.c (get_inner_reference): Always initialize *pbitsize.
3484 2010-02-07 Richard Guenther <rguenther@suse.de>
3487 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
3488 new ARRAY_REFs on variable size element or minimal index arrays.
3490 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
3491 gimple_fold_indirect_ref.
3493 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
3496 * arm.c (arm_override_options): Just return if the user has specified
3497 an invalid fpu name.
3499 2010-02-03 Jason Merrill <jason@redhat.com>
3502 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
3503 i386_pe_maybe_record_exported_symbol.
3505 2010-02-05 Steve Ellcey <sje@cup.hp.com>
3508 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3509 (pa_delegitimize_address): New function.
3511 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
3513 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
3514 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
3516 2010-02-05 Richard Guenther <rguenther@suse.de>
3519 * lto-streamer-in.c (get_resolution): Deal with references
3520 to undefined functions.
3522 2010-02-05 Richard Guenther <rguenther@suse.de>
3524 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
3525 (fold_const_aggregate_ref): Likewise.
3526 (ccp_fold_stmt): Substitute loads.
3527 (maybe_fold_reference): Verify types before substituting.
3529 (fold_gimple_assign): Unshare properly.
3530 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
3532 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
3534 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
3535 for rs6000_gen_cell_microcode.
3537 2010-02-04 Richard Guenther <rguenther@suse.de>
3539 PR rtl-optimization/42952
3540 * dse.c (const_or_frame_p): Remove MEM handling.
3542 2010-02-04 Nick Clifton <nickc@redhat.com>
3544 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
3545 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
3546 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
3547 (mn10300_asm_output_mi_thunk): New function.
3548 (mn10300_can_output_mu_thunk): New function.
3549 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
3550 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
3551 (FUNCTION_ARG): Delete incorrect comment.
3553 2010-02-03 Jason Merrill <jason@redhat.com>
3556 * fold-const.c (operand_equal_p): Handle erroneous types.
3558 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3560 * config/h8300/h8300.md (can_delay): Fix attibute condition.
3562 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
3564 PR rtl-optimization/42941
3565 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
3568 2010-02-03 Jason Merrill <jason@redhat.com>
3571 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
3573 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
3576 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
3577 (cselib_reset_table): Renamed from...
3578 (cselib_reset_table_with_next_value): ... this.
3579 (cselib_get_next_uid): Renamed from...
3580 (cselib_get_next_unknown_value): ... this.
3581 * cselib.c (next_uid): Renamed from...
3582 (next_unknown_value): ... this.
3583 (cselib_clear_table): Adjust.
3584 (cselib_reset_table): Adjust. Renamed from...
3585 (cselib_reset_table_with_next_value): ... this.
3586 (cselib_get_next_uid): Adjust. Renamed from...
3587 (cselib_get_next_unknown_value): ... this.
3588 (get_value_hash): Use hash.
3589 (cselib_hash_rtx): Likewise.
3590 (new_cselib_val): Adjust. Set and dump uid.
3591 (cselib_lookup_mem): Pass next_uid as hash.
3592 (cselib_subst_to_values): Likewise.
3593 (cselib_log_lookup): Dump uid.
3594 (cselib_lookup): Pass next_uid as hash. Adjust.
3595 (cselib_process_insn): Adjust.
3596 (cselib_init): Initialize next_uid.
3597 (cselib_finish): Adjust.
3598 (dump_cselib_table): Likewise.
3599 * dse.c (canon_address): Dump value uid.
3600 * print-rtl.c (print_rtx): Print value uid.
3601 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
3603 (dv_uid): New function, sort of renamed from...
3604 (dv_htab_hash): ... this, reimplemented in terms of it and...
3605 (dv_uid2hash): ... this. New.
3606 (variable_htab_eq): Drop excess assertions.
3607 (tie_break_pointers): Removed.
3608 (canon_value_cmp): Compare uids.
3609 (variable_post_merge_New_vals): Print uids.
3610 (vt_add_function_parameters): Adjust.
3611 (vt_initialize): Reset table. Adjust.
3613 2010-02-03 Richard Guenther <rguenther@suse.de>
3615 PR tree-optimization/42944
3616 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
3617 (call_may_clobber_ref_p_1): Likewise. Properly handle
3618 malloc and calloc clobbering errno.
3620 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
3622 * doc/invoke.texi: Fix name of sched1 dump.
3624 * opts.c (decode_options): Set flag_tree_switch_conversion
3625 only conditionally on optimize >= 2.
3627 * gcse.c: Assorted comment fixes in pass description.
3629 2010-02-03 Anthony Green <green@moxielogic.com>
3631 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
3632 nop padding in order to maintain alignment of storage location of
3633 target function address.
3634 (moxie_trampoline_init): Store target function address at newly
3636 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
3638 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
3640 2010-02-03 Richard Guenther <rguenther@suse.de>
3643 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
3645 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3647 * config.gcc: Reenable check for obsolete targets.
3648 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
3649 mips-sgi-irix6.[0-4]*.
3651 2010-02-02 Nick Clifton <nickc@redhat.com>
3653 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
3654 constant size of 4 as being the same as 0.
3655 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
3656 can take values in the range 0..4.
3658 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
3661 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
3662 as _darwin10_Unwind_FindEnclosingFunction().
3663 * libgcc-libsystem.ver: New.
3665 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
3668 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
3669 implicitly set registers.
3671 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
3673 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
3674 (arm_override_options): Allow automatic selection of the thread
3675 pointer register if thumb2.
3676 (legitimize_pic_address): Improve code sequences for Thumb2.
3677 (arm_call_tls_get_addr): Likewise.
3678 (legitimize_tls_address): Likewise.
3679 * arm.md (pic_load_addr_arm): Delete. Replace with ...
3680 (pic_load_addr_32bit): ... this. New named pattern.
3681 * thumb2.md (pic_load_addr_thumb2): Delete.
3682 (pic_load_dot_plus_four): Delete.
3683 (tls_load_dot_plus_four): New named pattern.
3685 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3688 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
3689 Document fix for TLS bug.
3691 2010-01-31 Richard Guenther <rguenther@suse.de>
3693 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
3694 conservatively correct.
3696 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3700 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3702 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3704 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3706 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
3708 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
3710 * config.gcc: Adjust order of makefile fragments for mingw targets.
3712 2010-01-31 Richard Guenther <rguenther@suse.de>
3715 * gimplify.c (gimplify_init_constructor): For volatile LHS
3716 initialize a temporary.
3718 2010-01-31 Matthias Klose <doko@ubuntu.com>
3720 * configure.ac: Fix __stack_chk_fail check for cross builds configured
3722 * configure: Regenerate.
3724 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
3726 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3727 the same alias set and their sizes different constantness.
3728 (aliasing_component_refs_p): Revert 2009-10-24 change.
3730 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3732 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
3735 2010-01-29 Richard Guenther <rguenther@suse.de>
3737 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
3738 Assert we successfully updated the call.
3740 2010-01-29 Jakub Jelinek <jakub@redhat.com>
3742 PR rtl-optimization/42889
3743 * df.h (df_set_bb_dirty_nonlr): New prototype.
3744 * df-core.c (df_set_bb_dirty_nonlr): New function.
3745 * df-scan.c (df_insn_rescan): Call it instead of
3746 df_set_bb_dirty for DEBUG_INSNs.
3748 2010-01-29 Richard Guenther <rguenther@suse.de>
3751 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
3752 quadratic behavior in most cases.
3754 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
3757 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
3758 in the call to gen_x86_movsicc_0_m1.
3760 2010-01-28 Richard Guenther <rguenther@suse.de>
3762 PR tree-optimization/42871
3763 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
3765 2010-01-28 Richard Guenther <rguenther@suse.de>
3767 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
3768 into call arguments.
3770 2010-01-28 Richard Guenther <rguenther@suse.de>
3773 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
3774 the forwarder if the destination is an EH landing pad.
3776 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
3778 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
3779 block list passed to gimple_duplicate_sese_tail.
3780 (parallelize_loops): Avoid parallelization when the function
3782 Avoid parallelization when the preheader is IRREDUCIBLE.
3783 Try to optimize when estimated_loop_iterations_int is unresolved.
3784 Add the loop's location to the dump file.
3785 * tree-cfg.c (add_phi_args_after_redirect): Remove.
3786 (gimple_duplicate_sese_tail): Remove the check for the latch.
3787 Redirect nexits to the exit block.
3788 Remove handling of the incoming edges to the latch.
3789 Redirect the backedge from the copied latch to the exit bb.
3791 2010-01-28 Michael Matz <matz@suse.de>
3794 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
3795 Wrap force_reg into a sequence, emit it before user.
3797 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
3799 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
3801 (arm_legacy_rev): Likewise.
3802 (thumb_legacy_rev): Likewise.
3804 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3806 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
3807 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
3808 on MEM's address failed, try avoid_constant_pool_reference and
3809 recurse if it returned something different.
3810 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
3811 address, try avoid_constant_pool_reference and recurse if it
3812 returned something different.
3813 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
3814 address and avoid_constant_pool_reference returned something
3815 different, don't set have_address.
3817 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
3820 * var-tracking.c (val_store): Add modified argument, obey it.
3822 (count_uses): Move down logging of main.
3823 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
3824 don't need resolution.
3825 (emit_notes_in_bb): Likewise.
3827 2010-01-27 Richard Guenther <rguenther@suse.de>
3830 * tree-inline.c (remap_decl): Delay remapping of SSA name
3831 default definitions until we need them.
3833 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3835 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3836 (rs6000_delegitimize_address): New function.
3838 * config/s390/s390.c (s390_delegitimize_address): Call
3839 delegitimize_mem_from_attrs.
3842 * tree-inline.c (cannot_copy_type_1): Removed.
3843 (copy_forbidden): Don't forbid copying of functions containing
3844 records/unions with variable length fields.
3846 2010-01-27 Christian Bruel <christian.bruel@st.com>
3850 * config/sh/sh.c (find_barrier): Increase length for non delayed
3851 conditional branches.
3853 2010-01-27 Matthias Klose <doko@ubuntu.com>
3855 * configure.ac (gnu-unique-object): Fix ldd version check.
3856 * configure: Regenerate.
3858 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3860 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
3862 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
3863 Test for HAVE_GNU_AS value.
3865 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3867 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
3868 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
3869 INT64_TYPE): Define.
3870 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
3871 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3872 INT_LEAST64_TYPE): Define.
3873 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
3874 UINT_LEAST64_TYPE): Define.
3875 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
3876 INT_FAST64_TYPE): Define.
3877 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3878 UINT_FAST64_TYPE): Define.
3879 (INTMAX_TYPE, UINTMAX_TYPE): Define.
3880 (INTPTR_TYPE, UINTPTR_TYPE): Define.
3881 (SIG_ATOMIC_TYPE): Define.
3883 2010-01-26 Richard Guenther <rguenther@suse.de>
3885 * df-scan.c (df_scan_set_bb_info): Remove assert.
3886 (df_insn_rescan_debug_internal): Merge asserts.
3887 (df_install_ref): Likewise.
3888 (df_mark_reg): Use bitmap_set_range.
3889 (df_hard_reg_used_p): Remove assert.
3890 (df_hard_reg_used_count): Likewise.
3892 2010-01-26 Richard Guenther <rguenther@suse.de>
3894 PR rtl-optimization/42685
3895 * web.c (web_main): Ignore DEBUG_INSNs.
3897 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
3899 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
3901 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
3902 Fix types of fndecl and arglist parameters.
3904 2010-01-26 Richard Guenther <rguenther@suse.de>
3907 * tree-eh.c (unsplit_eh): Skip debug insns.
3909 2010-01-26 Richard Guenther <rguenther@suse.de>
3911 PR tree-optimization/42250
3912 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
3914 2010-01-26 Jakub Jelinek <jakub@redhat.com>
3917 * omp-low.c (expand_omp_sections): Only use single_pred if
3918 l2_bb is single_pred_p.
3920 2010-01-25 Christian Bruel <christian.bruel@st.com>
3923 * config/sh/sh.c (find_barrier): Increase length for non delayed
3924 conditional branches.
3925 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
3927 2010-01-24 David S. Miller <davem@davemloft.net>
3929 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
3930 define if not using GAS.
3931 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3932 Likewise. Delete SECTION_MERGE code, which is only applicable
3935 2010-01-24 Mark Mitchell <mark@codesourcery.com>
3938 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
3939 mangling of va_list in system headers.
3941 2010-01-23 Toon Moene <toon@moene.org>
3943 * tree-predcom.c (combine_chains): Return NULL, not false.
3945 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
3947 * tree-loop-distribution.c (distribute_loop): Fix declaration and
3948 initialization of variable res to agree with return type.
3950 2010-01-22 Steve Ellcey <sje@cup.hp.com>
3952 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
3953 * tree-sra.c: Add include of expr.h.
3955 2010-01-22 Jakub Jelinek <jakub@redhat.com>
3957 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
3958 insert the debug stmt on the single non-EH edge from the stmt.
3960 2010-01-22 Richard Henderson <rth@redhat.com>
3963 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
3964 the RHS until after generate_subtree_copies has insertted its
3965 code before the current statement.
3967 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
3969 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
3971 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
3973 2010-01-21 Martin Jambor <mjambor@suse.cz>
3975 PR tree-optimization/42585
3976 * tree-sra.c (struct access): New field grp_total_scalarization.
3977 (dump_access): Dump the new field.
3978 (should_scalarize_away_bitmap): New variable.
3979 (cannot_scalarize_away_bitmap): Likewise.
3980 (sra_initialize): Allocate new bitmaps.
3981 (sra_deinitialize): Free new bitmaps.
3982 (create_access_1): New function.
3983 (create_access): Parts moved to create_access_1.
3984 (type_consists_of_records_p): New function.
3985 (completely_scalarize_record): Likewise.
3986 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
3987 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
3988 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
3990 (analyze_all_variable_accesses): Completely scalarize small eligible
3993 2010-01-21 Martin Jambor <mjambor@suse.cz>
3995 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
3997 2010-01-21 Andrew Haley <aph@redhat.com>
3999 * gcc.c (process_command): Move lang_specific_driver before
4000 setting cc_libexec_prefix.
4002 2010-01-21 Richard Guenther <rguenther@suse.de>
4005 * fold-const.c (negate_expr_p): Pretend only negative
4006 real constants are easily negatable.
4008 2010-01-20 Janis Johnson <janis187@us.ibm.com>
4009 Jason Merrill <jason@redhat.com>
4011 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
4012 (TYPE_TRANSPARENT_AGGR): this, for union and record.
4013 * calls.c (initialize argument_information): Handle it.
4014 * c-common.c (handle_transparent_union_attribute): Use new name.
4015 * c-decl.c (finish_struct): Ditto.
4016 * c-typeck.c (type_lists_compatible_p): Ditto.
4017 (convert_for_assignment): Use new name and also handle record.
4018 * function.c (aggregate_value_p): Handle it.
4019 (pass_by_reference): Ditto.
4020 (assign_parm_data_types): Ditto.
4021 * print-tree.c (print_node): Ditto.
4022 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
4023 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
4024 * tree.c (first_field): New fn.
4026 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
4029 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
4030 even when linking statically, for now.
4032 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4035 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
4036 without a cselib val.
4037 (count_uses): Accept MO_VAL_SET with no val on stores.
4038 (add_stores): Likewise.
4040 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4042 * var-tracking.c (check_value_val): Add a compile time assertion.
4043 (dv_is_decl_p): Simplify.
4044 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
4045 gcc_assert if ENABLE_CHECKING.
4047 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4050 * var-tracking.c: Include tree-flow.h.
4051 (mem_dies_at_call): New.
4052 (dataflow_set_preserve_mem_locs): Use it.
4053 (dataflow_set_remove_mem_locs): Likewise.
4054 (dump_var): Renamed from dump_variable. Adjust all callers.
4055 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
4056 * Makefile.in (var-tracking.o): Adjust deps.
4058 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
4060 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
4062 2010-01-20 Richard Guenther <rguenther@suse.de>
4064 PR tree-optimization/42717
4065 * tree-ssa-dce.c (get_live_post_dom): Remove.
4066 (forward_edge_to_pdom): Take an arbitrary edge to copy
4067 degenerate PHI args from.
4068 (remove_dead_stmt): Use the first post-dominator even if it
4069 does not contain live statements as redirection destination.
4071 2010-01-20 Richard Guenther <rguenther@suse.de>
4073 * tree-inline.c (estimate_num_insns): Handle EH builtins.
4075 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4077 * sel-sched.c (create_speculation_check): Remove set but not used
4079 (try_transformation_cache): Remove set but not used variable ds.
4080 (calculate_privileged_insns): Remove set but not used variables
4081 cur_insn and min_spec_insn.
4082 (find_best_expr): Remove set but not used variable avail_n.
4083 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
4085 * cgraphunit.c (assemble_thunk): Remove set but not used variable
4087 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
4088 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
4091 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
4094 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
4095 cpu types. Add support for *-sse3 cpu types.
4096 (x86_64-*-*): Ditto.
4098 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4101 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
4102 argument, call initializer_constant_valid_p_1 instead of
4103 initializer_constant_valid_p, pass CACHE to it, return NULL
4104 immediately if first call returns NULL.
4105 (initializer_constant_valid_p_1): New function.
4106 (initializer_constant_valid_p): Use it.
4108 2010-01-20 Thomas Quinot <quinot@adacore.com>
4110 * tree.def (PLACEHOLDER_EXPR): Fix comment.
4112 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4114 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
4115 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
4116 (loc_list_from_tree): Don't handle unsigned division. Handle
4117 signed modulo using DW_OP_{over,over,div,mul,minus}.
4118 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
4119 modulo instead of signed.
4121 2010-01-20 DJ Delorie <dj@redhat.com>
4123 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
4125 (h8300_emit_stack_adjustment): Propogate it.
4127 (h8300_expand_prologue): Likewise.
4128 (h8300_expand_epilogue): Likewise.
4130 2010-01-19 Michael Matz <matz@suse.de>
4132 PR tree-optimization/41783
4133 * tree-data-ref.c (toplevel): Include flags.h.
4134 (dump_data_dependence_relation): Also dump the inputs if the
4135 result will be unknown.
4136 (split_constant_offset_1): Look through some conversions.
4137 * tree-predcom.c (determine_roots_comp): Restart a new chain if
4138 the offset from last element is too large.
4139 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
4140 (reassociate_to_the_same_stmt): Handle vector registers.
4141 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
4143 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
4144 wide_prolog_niters argument, emit widening instructions.
4145 (vect_do_peeling_for_alignment): Adjust caller, use widened
4146 variant of the iteration cound.
4147 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
4149 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4152 * config/arm/neon-testgen.m (emit_automatics): New parameter
4153 features. Adjust for Fixed_return_reg feature.
4154 (test_intrinsic): Call emit_automatics with new feature.
4155 * config/arm/neon.ml: Update copyright years.
4156 (features): New Fixed_return_reg feature.
4157 (ops): Update feature for Vget_low.
4159 2010-01-19 Jakub Jelinek <jakub@redhat.com>
4161 PR tree-optimization/42719
4162 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
4166 * fwprop.c (all_uses_available_at): Return false if def_set dest
4167 is a REG that is used in def_insn.
4169 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
4171 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
4173 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
4176 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
4178 * target.h (struct gcc_target) <secondary_reload>: Change type
4179 of last argument to secondary_reload_info *.
4181 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
4184 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
4185 memory references with unaligned offsets. Remove CQImode handling.
4186 (unaligned_memory_operand): Return 1 for memory references with
4187 unaligned offsets. Remove CQImode handling.
4189 2010-01-18 Richard Guenther <rguenther@suse.de>
4192 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
4195 2010-01-18 Richard Guenther <rguenther@suse.de>
4197 PR tree-optimization/42781
4198 * tree-ssa-structalias.c (find_what_var_points_to): Skip
4199 restrict processing only if the original variable was artificial.
4201 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
4203 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
4204 find number of popped argument bytes.
4206 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
4207 Fix the text that describes the return value for invalid insns.
4209 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
4211 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
4212 Clarify what 'cost of the -dependence' is. Fix quoting.
4214 * toplev.c (default_get_pch_validity): Rename argument to "sz".
4215 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
4217 2010-01-17 Jakub Jelinek <jakub@redhat.com>
4219 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4220 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
4222 2010-01-17 Richard Guenther <rguenther@suse.de>
4225 * function.c (split_complex_args): Take a VEC to modify.
4226 (assign_parms_augmented_arg_list): Build a VEC instead of
4227 a chain of PARM_DECLs.
4228 (assign_parms_unsplit_complex): Take a VEC of arguments.
4229 Do not fixup unmodified parms.
4230 (assign_parms): Deal with the VEC.
4231 (gimplify_parameters): Likewise.
4233 2010-01-17 Richard Guenther <rguenther@suse.de>
4235 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
4236 node existence check.
4237 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
4238 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
4239 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
4240 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
4241 (gimple_execute_on_growing_pred): Likewise.
4243 2010-01-17 Richard Guenther <rguenther@suse.de>
4245 PR tree-optimization/42773
4246 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
4247 (compute_antic_aux): Likewise.
4248 (compute_partial_antic_aux): Likewise.
4250 2010-01-17 Jie Zhang <jie.zhang@analog.com>
4253 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
4256 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
4258 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
4261 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
4262 Fix markup for strict argument.
4264 (TARGET_SCHED_REORDER2): Fix argument types.
4266 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
4267 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
4269 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
4270 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
4272 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
4275 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
4276 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
4277 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
4278 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
4279 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
4281 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
4283 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
4285 (TARGET_ASM_RELOC_RW_MASK): Add return type.
4286 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
4288 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
4290 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
4293 (TARGET_ASM_NAMED_SECTION): Fix argument list.
4295 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
4296 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
4298 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
4300 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
4302 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
4303 referring to it. Fix language.
4305 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
4307 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
4309 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
4311 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
4313 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
4314 '@var{stream}. Remove stray 'and'.
4316 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
4318 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
4320 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
4322 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
4323 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
4325 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
4326 Fix description of return value.
4327 Rename argument "sz" to "len."
4329 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
4330 Clarify meaning of 'true' return value.
4332 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
4334 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
4335 rep_mode versus mode_rep.
4337 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
4339 (TARGET_BUILTIN_DECL): Fix name.
4341 (TARGET_COMMUTATIVE_P): Fix type of first argument.
4343 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
4345 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
4347 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
4349 (TARGET_RELAXED_ORDERING): Use @deftypevr.
4351 (TARGET_GET_DRAP_RTX): Note that this is a hook.
4354 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
4355 Rename argument tm_fn to md_fn.
4357 (TARGET_OPTION_PRINT): Fix argument list.
4359 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
4362 * config/i386/i386.c (ix86_fixup_binary_operands):
4363 Revert FMA4 fixup of operands.
4365 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4368 * Makefile.in (write_entries_to_file, install-plugin):
4369 Use \012 instead of \n with tr.
4371 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
4373 * configure.ac (HAVE_AS_REF): New C macro.
4374 * configure: Regenerate.
4375 * config.in: Likewise.
4376 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
4378 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
4381 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
4383 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
4385 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
4387 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
4389 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
4391 (TARGET_IN_SMALL_DATA_P): Fix argument type.
4393 (TARGET_BINDS_LOCAL_P): Fix argument type.
4395 (TARGET_ASM_FILE_END): Use prototype.
4397 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
4399 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
4401 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
4403 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
4405 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
4406 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
4408 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
4409 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
4411 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
4412 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4413 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
4414 (TARGET_ADDR_SPACE_CONVERT): Likewise.
4416 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
4418 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
4420 (TARGET_INIT_BUILTINS): Use prototype.
4422 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4423 Put 'const char *' in braces. Fix parameter types.
4424 (TARGET_INVALID_CONVERSION): Fix parameter types.
4425 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
4426 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
4428 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
4431 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
4433 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
4435 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
4437 * doc/tm.texi (TARGET_HELP): Fix return type.
4439 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
4440 in braces. Fix argument types.
4442 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
4444 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
4446 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
4448 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
4449 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
4451 (TARGET_MANGLE_TYPE): Fix argument types.
4453 (TARGET_IRA_COVER_CLASSES): Use prototype.
4455 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
4457 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
4459 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
4461 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
4463 (TARGET_CALLEE_COPIES): Fix argument types.
4465 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
4467 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
4469 (TARGET_FUNCTION_VALUE): Fix argument types.
4471 (TARGET_RETURN_IN_MSB): Fix argument type.
4473 (TARGET_RETURN_IN_MEMORY): Fix argument types.
4475 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
4477 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
4479 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
4480 agree with return type.
4482 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
4484 2010-01-15 Jing Yu <jingyu@google.com>
4486 PR rtl-optimization/42691
4487 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
4488 a pseudo to a constant and are merged, and adjust comments.
4490 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
4492 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
4494 2010-01-15 Richard Guenther <rguenther@suse.de>
4497 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
4498 labels of computed or non-local gotos to the destination.
4499 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
4500 landing pad label is the first label.
4502 2010-01-15 Richard Guenther <rguenther@suse.de>
4504 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
4506 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4509 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
4510 to allow generation of the xssqrtdp instruction on power7.
4511 (sqrtdf2_fpr): Ditto.
4513 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4516 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
4517 functions with noreturn attribute.
4520 * varasm.c (declare_weak): Add weak attribute to decl if it
4521 doesn't have one already.
4522 (assemble_external): Only add decls to weak_decls if they also
4523 have weak attribute.
4525 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
4527 * var-tracking.c (var_reg_delete): Don't delete the association
4528 between REGs and values or one-part variables if the register
4531 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4534 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
4535 because its first operand is a non-localized variable.
4537 2010-01-14 Martin Jambor <mjambor@suse.cz>
4539 PR tree-optimization/42706
4540 * tree-sra.c (encountered_recursive_call): New variable.
4541 (encountered_unchangable_recursive_call): Likewise.
4542 (sra_initialize): Initialize both new variables.
4543 (callsite_has_enough_arguments_p): New function.
4544 (scan_function): Call decl and flags check only for IPA-SRA, check
4545 whether there is a recursive call and whether it has enough arguments.
4546 (all_callers_have_enough_arguments_p): New function.
4547 (convert_callers): Look for recursive calls only when
4548 encountered_recursive_call is set.
4549 (ipa_early_sra): Bail out either if
4550 !all_callers_have_enough_arguments_p or
4551 encountered_unchangable_recursive_call.
4553 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4555 * sel-sched.c: Add 2010 to copyright years.
4556 * sel-sched-ir.c: Likewise.
4557 * sel-sched-ir.h: Likewise.
4559 2010-01-14 Martin Jambor <mjambor@suse.cz>
4561 PR tree-optimization/42714
4562 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
4563 constructors specially.
4565 2010-01-14 Andi Kleen <ak@linux.intel.com>
4567 * config/i386/drivers-i386.c (detect_caches_intel):
4568 Add l2sizekb parameter and fill in.
4569 (host_detect_local_cpu): Add l2sizekb, fill in.
4570 Add Atom small cache heuristic.
4572 2010-01-14 Andi Kleen <ak@linux.intel.com>
4574 * config/i386/drivers-i386.c (detect_caches_cpuid4):
4575 Add level3 parameter and fill in.
4576 (detect_caches_intel): Handle level3 cache.
4578 2010-01-14 Andi Kleen <ak@linux.intel.com>
4580 * config/i386/drivers-i386.c (host_detect_local_cpu):
4581 Fix core duo detection.
4583 2010-01-14 Andi Kleen <ak@linux.intel.com>
4585 * config/i386/drivers-i386.c (host_detect_local_cpu):
4588 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4590 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
4591 (rs6000_variable_issue_1): this. Use...
4592 (rs6000_variable_issue): here. Reimplement. Print debug info.
4594 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4596 * sel-sched-ir.c (sel_restore_other_notes): Rename to
4597 sel_restore_notes. Update all callers. Call reemit_notes
4600 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4602 PR rtl-optimization/42246
4603 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
4606 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4608 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
4609 all successors is the same as number of successors in current region.
4611 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4613 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
4614 to rename is not separable. Otherwise check that its LHS is not NULL.
4616 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4618 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
4620 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4622 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
4623 available registers when failed to discover LHS register class.
4624 Fix indentation. Update comment.
4626 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4627 Alexander Monakov <amonakov@ispras.ru>
4629 PR rtl-optimization/42389
4630 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
4632 (advance_state_on_fence): Likewise.
4633 (sel_target_adjust_priority): Print debug output only when
4634 sched_verbose >= 4, not 2.
4635 (get_expr_cost): Do not issue all unique insns on the next cycle.
4636 (fill_insns): Initialize can_issue_more from the value saved
4638 * sel-sched-ir.c (flist_add): New parameter issue_more.
4639 Init FENCE_ISSUE_MORE with it.
4640 (merge_fences): Likewise.
4641 (init_fences): Update call to flist_add.
4642 (add_to_fences, add_clean_fence_to_fences)
4643 (add_dirty_fence_to_fences): Likewise.
4644 (move_fence_to_fences): Update call to merge_fences.
4645 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
4647 * sel-sched-ir.h (struct _fence): New field issue_more.
4648 (FENCE_ISSUE_MORE): New accessor macro.
4650 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4652 PR rtl-optimization/42388
4653 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
4654 that have no predecessors nor successors. Do not call move_bb_info
4655 for empty blocks outside of current region.
4657 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4659 PR rtl-optimization/42294
4660 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
4661 * sel-sched.c (move_exprs_to_boundary): Transitively add all
4662 originators' originators.
4664 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4666 PR rtl-optimization/39453
4667 PR rtl-optimization/42246
4668 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
4670 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
4672 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4673 Alexander Monakov <amonakov@ispras.ru>
4676 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
4677 (maybe_tidy_empty_bb): ... here. Make static. Add new
4678 argument. Update all callers.
4679 (tidy_control_flow): ... and here. Recompute topological order
4680 of basic blocks in region if necessary.
4681 (sel_redirect_edge_and_branch): Change return type. Return true
4682 if topological order might have been invalidated.
4683 (purge_empty_blocks): Export and move from...
4684 * sel-sched.c (purge_empty_blocks): ... here.
4685 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
4686 (maybe_tidy_empty_bb): Delete prototype.
4687 (purge_empty_blocks): Declare.
4689 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4691 PR rtl-optimization/42249
4692 * sel-sched.c (try_replace_dest_reg): When chosen register
4693 and original register is the same, do not bail out early, but
4694 still check all original insns for validity of replacing destination
4695 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
4698 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4701 Port from no-undefined-overflow branch:
4702 2009-03-09 Richard Guenther <rguenther@suse.de>
4704 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
4706 2010-01-14 Richard Guenther <rguenther@suse.de>
4709 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
4711 2010-01-14 Ira Rosen <irar@il.ibm.com>
4713 PR tree-optimization/42709
4714 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
4715 as scalar type in creation of constant vector operand.
4717 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4720 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
4721 (check-parallel-%): Match `testsuite' directory component only
4724 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
4726 PR translation/39521
4727 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
4730 2010-01-13 Richard Guenther <rguenther@suse.de>
4732 PR tree-optimization/42730
4733 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
4736 2010-01-13 Steve Ellcey <sje@cup.hp.com>
4739 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
4740 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
4743 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
4745 * config/bfin/libgcc-bfin.ver: Regenerate based on current
4746 libgcc-std.ver. Add entries for ___smulsi3_highpart and
4747 ___umulsi3_highpart.
4749 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
4750 rather than schedule_insns if the pass is enabled.
4752 2010-01-13 Martin Jambor <mjambor@suse.cz>
4754 PR tree-optimization/42704
4755 * tree-sra.c (sra_modify_assign): Do not delete assignments to
4758 2010-01-13 Martin Jambor <mjambor@suse.cz>
4760 PR tree-optimization/42703
4761 * tree-sra.c (analyze_access_subtree): Check that we can build a
4762 reference to the original data within the aggregate.
4764 2010-01-13 Richard Guenther <rguenther@suse.de>
4766 PR tree-optimization/42705
4767 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
4769 2010-01-13 Richard Guenther <rguenther@suse.de>
4772 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
4774 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4777 * var-tracking.c (values_to_unmark): New variable.
4778 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4779 values_to_unmark vector. Moved body to...
4780 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4781 instead queue it into values_to_unmark vector.
4782 (vt_find_locations): Free values_to_unmark vector.
4784 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
4786 * config/s390/s390.c (override_options): Set
4787 default of max-pending-list-length to 256
4789 2010-01-13 Richard Guenther <rguenther@suse.de>
4792 * tree-pass.h (PROP_gimple_lcx): New.
4793 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
4794 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
4795 before the final cleanup_eh.
4796 (dump_properties): Dump PROP_gimple_lcx.
4797 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
4798 (tree_lower_complex_O0): Remove.
4799 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
4800 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
4801 tree_lower_complex, schedule TODO_update_ssa.
4802 * lto-streamer-out.c (output_function): Stream the functions
4804 * lto-streamer-in.c (input_function): Likewise.
4805 (lto_read_body): Do not override them here.
4807 2010-01-12 Joseph Myers <joseph@codesourcery.com>
4810 * c-typeck.c (build_c_cast): Fold value cast to union type before
4811 wrapping it in a CONSTRUCTOR.
4813 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4815 PR rtl-optimization/42699
4816 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
4819 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4821 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4822 SUBTARGET_WARN_UNUSED_SPEC): Move ...
4823 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4824 SUBTARGET_WARN_UNUSED_SPEC): ... here
4825 * config/mips/iris5.h (LIBGCC_SPEC): Define.
4827 2010-01-12 Julian Brown <julian@codesourcery.com>
4829 * config/arm/neon-schedgen.ml (Utils): Don't try to
4830 open missing module.
4831 (find_with_result): New.
4833 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4836 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
4837 sharing when canonicalizing ({lt,ge}u (plus a b) b).
4839 PR tree-optimization/42645
4840 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
4841 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
4842 decl_map, set processing_debug_stmt to -1 and return name without
4845 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
4847 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
4848 binutils version, and reword target configuration description.
4850 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4852 * config/avr/avr.h (LINKER_NAME): Remove.
4854 2010-01-11 Janis Johnson <janis187@us.ibm.com>
4857 * config/rs6000/rs6000.c (rs6000_override_options): On targets
4858 that support VSX, warn for -mno-altivec if vsx is not disabled,
4861 2010-01-11 Joseph Myers <joseph@codesourcery.com>
4862 Shujing Zhao <pearly.zhao@oracle.com>
4864 PR translation/42469
4865 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
4866 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
4867 character between option name and help text.
4868 * c.opt (imultilib): Likewise.
4870 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
4872 * lto-streamer-out.c (output_unreferenced_globals): Output static
4875 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
4877 PR rtl-optimization/42621
4878 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
4879 optimizing for size.
4880 (duplicate_computed_gotos): Remove now-redundant check.
4882 2010-01-10 Steve Ellcey <sje@cup.hp.com>
4885 * configure.ac: Save and restore LDFLAGS and LIBS
4886 * configure: Regenerate.
4888 2010-01-10 Richard Guenther <rguenther@suse.de>
4891 * builtins.c (fold_builtin_strlen): Add type argument and
4892 convert the resulting length to it.
4893 (fold_builtin_1): Adjust.
4895 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4897 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
4898 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
4900 (num_insns_constant_wide): Adjust for that change.
4902 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4905 * web.c (union_defs): Add used argument, to combine uses of
4907 (entry_register): Adjust type and tests of used argument.
4908 (web_main): Widen used for new use. Pass it to union_defs.
4909 * df.h (union_defs): Adjust prototype.
4911 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4914 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
4915 uses in new incoming argument. Free body.
4916 (reset_debug_uses_in_loop): New.
4917 (analyze_insn_to_expand_var): Call the latter if the former found
4918 anything. Fix whitespace. Reject invalid dest overlaps before
4919 going through all insns in the loop.
4921 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4924 * haifa-sched.c (dying_use_p): Debug insns don't count.
4926 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4929 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
4930 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
4931 (verify_gimple_call): Reject LHS in noreturn calls.
4933 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4937 * tree-vect-loop-manip.c (adjust_info): New type.
4938 (adjust_vec): New pointer to vector.
4939 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
4940 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
4941 (slpeel_update_phis_for_duplicate_loop): Use them.
4942 (slpeel_update_phi_nodes_for_guard1): Likewise.
4943 (slpeel_update_phi_nodes_for_guard2): Likewise.
4944 (slpeel_tree_peel_loop_to_edge): Likewise.
4945 (vect_update_ivs_after_vectorizer): Likewise.
4947 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4949 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
4950 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
4952 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4954 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
4955 bogus uninitialized warning.
4957 2010-01-09 Richard Guenther <rguenther@suse.de>
4960 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
4961 the evolution is compatible with the initial condition.
4963 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4965 * gcc.c (process_command): Update copyright notice dates.
4966 * gcov.c (print_version): Likewise.
4967 * gcov-dump.c (print_version): Likewise.
4968 * mips-tfile.c (main): Likewise.
4969 * mips-tdump.c (main): Likewise.
4971 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4974 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
4976 (rotlhi3_8): Delete.
4978 (rotlsi3_8): Delete.
4979 (rotlsi3_16): Delete.
4980 (rotlsi3_24): Delete.
4982 (*rotw<mode>3): New.
4983 (*rotb<mode>3): New.
4984 * config/avr/avr.c (avr_rotate_bytes): New function.
4985 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
4987 2010-01-08 Steve Ellcey <sje@cup.hp.com>
4990 * configure.ac: Modify -rdynamic check.
4991 * configure: Regenerate.
4993 2010-01-08 DJ Delorie <dj@redhat.com>
4995 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
4996 register popping order.
4998 2010-01-08 Richard Guenther <rguenther@suse.de>
5001 * c.opt (fsigned-char): Also let LTO handle this option.
5002 (funsigned-char): Likewise.
5004 2010-01-07 Richard Guenther <rguenther@suse.de>
5006 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
5007 (gimple_op): Likewise.
5008 (gimple_op_ptr): Likewise.
5009 (gimple_assign_set_lhs): Remove gcc_assert.
5010 (gimple_assign_set_rhs1): Likewise.
5011 (gimple_assign_set_rhs2): Likewise.
5012 (gimple_call_set_lhs): Likewise.
5013 (gimple_call_set_fn): Likewise.
5014 (gimple_call_set_fndecl): Likewise.
5015 (gimple_call_fndecl): Likewise.
5016 (gimple_call_return_type): Likewise.
5017 (gimple_call_set_chain): Likewise.
5018 (gimple_call_num_args): Likewise.
5019 (gimple_call_set_arg): Likewise.
5020 (gimple_cond_set_code): Likewise.
5021 (gimple_cond_set_lhs): Likewise.
5022 (gimple_cond_set_rhs): Likewise.
5023 (gimple_cond_set_true_label): Likewise.
5024 (gimple_cond_set_false_label): Likewise.
5025 (gimple_label_set_label): Likewise.
5026 (gimple_goto_set_dest): Likewise.
5027 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
5028 (gimple_debug_bind_get_value): Likewise.
5029 (gimple_debug_bind_get_value_ptr): Likewise.
5030 (gimple_debug_bind_set_var): Likewise.
5031 (gimple_debug_bind_set_value): Likewise.
5032 (gimple_debug_bind_reset_value): Likewise.
5033 (gimple_debug_bind_has_value_p): Likewise.
5034 (gimple_return_retval_ptr): Remove gcc_assert.
5035 (gimple_return_retval): Likewise.
5036 (gimple_return_set_retval): Likewise.
5037 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
5038 (safe_referenced_var_iterator): Remove.
5039 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
5040 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
5041 (fill_referenced_var_vec): Remove.
5042 (first_readonly_imm_use): Remove redundant gcc_assert.
5043 (phi_arg_index_from_use): Combine gcc_asserts.
5044 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
5045 (first_imm_use_stmt): Remove redundant gcc_assert.
5046 * tree-cfg.c (verify_gimple_call): Verify function and chain
5047 operands. Verify arguments.
5048 (verify_types_in_gimple_stmt): Verify condition code and labels.
5050 2010-01-07 Richard Guenther <rguenther@suse.de>
5052 PR tree-optimization/42641
5053 * sese.c (rename_map_elt_info): Use the SSA name version, do
5056 2010-01-07 Jakub Jelinek <jakub@redhat.com>
5058 PR tree-optimization/42625
5059 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
5060 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
5062 2010-01-07 Duncan Sands <baldrick@free.fr>
5064 * Makefile.in (PLUGIN_HEADERS): Add version.h.
5066 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
5069 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
5070 note itself is not function_invariant_p.
5072 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
5074 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
5075 Do not add the DF_NOTE problem.
5076 * store-motion.c (execute_rtl_store_motion): Likewise.
5078 2010-01-07 Martin Jambor <mjambor@suse.cz>
5080 PR tree-optimization/42157
5081 * tree-sra.c (compare_access_positions): Stabilize sort if both
5082 accesses have integer types, return zero immediately if they are the
5085 2010-01-06 Richard Henderson <rth@redhat.com>
5088 * haifa-sched.c (add_to_note_list): Merge into ...
5089 (concat_note_lists): ... here, and ...
5090 (unlink_other_notes, rm_other_notes): Merge into...
5091 (remove_notes): ... here. Create REG_SAVE_NOTEs for
5092 NOTE_INSN_EPILOGUE_BEG.
5094 2010-01-06 Richard Guenther <rguenther@suse.de>
5096 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
5097 not inline regular functions into always-inline functions.
5099 2010-01-06 Nick Clifton <nickc@redhat.com>
5101 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
5102 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
5104 (OVERRIDE_OPTIONS): Delete.
5105 (OPTIMIZATION_OPTIONS): Define.
5106 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
5107 * config/rx/rx.c (rx_handle_option): Issue an error message if
5108 -mcpu=rx200 and -fpu are used together.
5109 (rx_set_optimization_options): New function. Issue an error
5110 message if an optimization attribute attempts to reset the FPU/
5111 math optimization pairing.
5112 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
5113 * config/rx/rx.opt: Set the default to 32-bit doubles.
5114 * config/rx/t-rx: Add multilibs for -nofpu option.
5115 * doc/invoke.texi: Update documentation of RX options.
5117 2010-01-06 Richard Guenther <rguenther@suse.de>
5119 * tree-ssa-pre.c (name_to_id): New global.
5120 (alloc_expression_id): Simplify SSA name handling.
5121 (lookup_expression_id): Likewise.
5122 (init_pre): Zero name_to_id.
5123 (fini_pre): Free it.
5125 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
5127 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
5129 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
5132 * config/i386/sse.md (smaxv2di3): New.
5133 (umaxv2di3): Likewise.
5134 (sminv2di3): Likewise.
5135 (uminv2di3): Likewise.
5137 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
5140 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
5141 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
5142 (legitimize_tls_address): Likewise.
5143 (sparc_tls_referenced_p): Likewise.
5144 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
5145 and adjust calls to legitimize_pic_address.
5146 (legitimate_constant_p) Use sparc_tls_referenced_p.
5147 (legitimate_pic_operand_p): Likewise.
5148 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
5149 (sparc_tls_symbol_ref_1): Delete.
5150 (sparc_tls_referenced_p): Make static, recognize specific patterns.
5151 (legitimize_tls_address): Make static, handle CONST patterns.
5152 (legitimize_pic_address): Make static, remove unused parameter and
5153 adjust recursive calls.
5154 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
5155 and adjust call to legitimize_pic_address.
5156 (sparc_output_mi_thunk): Likewise.
5158 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
5159 H.J. Lu <hongjiu.lu@intel.com>
5162 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
5163 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
5164 operands to make them signed.
5167 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5170 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5171 GTU to GT for V4SI and V2DI.
5173 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5174 (umin<mode>3): Removed.
5176 (uminv4si3): Likewise.
5178 2010-01-05 Martin Jambor <mjambor@suse.cz>
5180 PR tree-optimization/42462
5181 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
5182 current_function_decl to helper functions and macros.
5184 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5187 * flags.h: Don't include real.h.
5188 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
5189 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
5190 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
5191 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
5192 * dominance.c: Update copyright.
5193 * gimple.c (walk_gimple_op): Remove inline.
5194 * tree-ssa-reassoc.c: Include real.h.
5195 * Makefile.in (FLAGS_H): Remove $(REAL_H).
5196 (tree-ssa-reassoc.o): Depend on $(REAL_H).
5198 2010-01-05 Nick Clifton <nickc@redhat.com>
5200 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
5201 register to push into the stack frame when the accumulator has to
5202 be saved during interrupts.
5204 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
5206 * doc/invoke.texi: Remove the documentation about option
5208 * common.opt (Wunreachable-code): Preserved for backward
5210 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
5211 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
5212 the backward compatibility flag section.
5214 2010-01-05 Richard Guenther <rguenther@suse.de>
5216 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
5218 2010-01-05 Jakub Jelinek <jakub@redhat.com>
5221 * cfgexpand.c (expand_one_var): Diagnose too large variables.
5223 PR tree-optimization/42508
5224 * tree-sra.c (convert_callers): Check for recursive call
5225 by comparing cgraph nodes instead of decls.
5226 (modify_function): Call ipa_modify_formal_parameters also
5227 on all same_body aliases.
5229 * cgraphunit.c (cgraph_materialize_all_clones): Compare
5230 cgraph nodes when checking for same_body aliases.
5232 2010-01-05 Richard Guenther <rguenther@suse.de>
5234 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
5235 allocation and lookup.
5236 (get_or_alloc_expr_for_constant): Likewise.
5237 (phi_translate): Sink allocation.
5239 2010-01-04 Richard Guenther <rguenther@suse.de>
5241 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
5242 a new entry only if needed.
5243 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
5244 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
5246 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
5248 (phi_translate): Handle CONSTANTs early.
5250 2010-01-04 Martin Jambor <mjambor@suse.cz>
5252 PR tree-optimization/42398
5253 * tree-sra.c (struct access): Removed flag grp_different_types.
5254 (dump_access): Do not dump the removed flag.
5255 (sort_and_splice_var_accesses): Do not set the removed flag.
5256 (sra_modify_expr): Check for type compatibility directly.
5258 2010-01-04 Martin Jambor <mjambor@suse.cz>
5260 PR tree-optimization/42366
5261 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
5262 edges with variable number of parameters.
5263 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
5264 flag instead of asserting it.
5265 (ipa_read_node_info): Read uses_analysis_done flag.
5267 2010-01-04 Richard Guenther <rguenther@suse.de>
5269 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
5270 iterative_hash_* as intended.
5271 (vn_reference_compute_hash): Likewise. Simplify hashing
5273 (vn_reference_lookup_2): Likewise.
5274 (vn_nary_op_compute_hash): Likewise.
5275 (vn_phi_compute_hash): Likewise.
5276 (expressions_equal_p): Remove strange code.
5277 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
5278 (pre_expr_hash): Likewise. Simplify hashing SSA names.
5279 (bitmap_insert_into_set_1): Take value-id as parameter.
5280 (add_to_value): Pass it.
5281 (bitmap_insert_into_set): Likewise.
5282 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
5284 2010-01-04 Jakub Jelinek <jakub@redhat.com>
5287 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
5288 (do_self_spec): For switches with SWITCH_IGNORE set set also
5289 SWITCH_IGNORE_PERMANENTLY.
5290 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
5293 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
5295 * lto-streamer-out.c (output_unreferenced_globals): Output the full
5296 tree of an unreferenced global var.
5298 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5301 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5302 GTU to GT for V4SI and V2DI.
5304 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5305 (umin<mode>3): Removed.
5307 (uminv4si3): Likewise.
5309 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5312 * collect2.c (main): Turn on trace in collect2 if -v is passed
5315 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
5317 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
5318 description of expression operand.
5320 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
5322 * configure.ac: Add install-html to target_list for Make-hooks.
5323 * configure: Regenerate.
5324 * fortran/Make-lang.in (F95_HTMLFILES): New.
5325 (fortran.html): Use it.
5326 (fortran.install-html): New.
5327 * Makefile.in (install-html): Add lang.install-html.
5328 * java/Make-lang.in (JAVA_HTMLFILES): New.
5329 (java.html): Use it.
5330 (java.install-html): New.
5331 * objc/Make-lang.in (objc.install-html): New.
5332 * objcp/Make-lang.in (obj-c++.install-html): New.
5333 * cp/Make-lang.in (c++.install-html): New.
5334 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
5335 * lto/Make-lang.in (lto.install-html): New.
5337 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5340 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
5342 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
5344 PR rtl-optimization/41862
5345 * store-motion.c (store_killed_in_insn, compute_store_table,
5346 remove_reachable_equiv_notes, replace_store_insn,
5347 build_store_vectors): Ignore all DEBUG_INSNs.
5349 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5352 * common.opt: Add dumpdir.
5354 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
5356 (option_map): Add --dumpdir.
5358 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
5360 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
5362 * opts.c (decode_options): Try dump_dir_name first if
5363 dump_base_name isn't an absolute path.
5364 (common_handle_option): Handle OPT_dumpdir.
5366 * toplev.c (dump_dir_name): New.
5367 (print_switch_values): Also ignore -dumpdir.
5369 * toplev.h (dump_dir_name): New.
5371 2010-01-03 Richard Guenther <rguenther@suse.de>
5373 PR tree-optimization/42589
5374 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
5375 double-word expansion of bswap32.
5377 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
5379 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
5380 with BLOCK_FOR_INSN.
5381 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
5382 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
5383 noce_process_if_block): Likewise.
5384 * gcse.c (compute_local_properties, insert_expr_in_table,
5385 insert_set_in_table, canon_list_insert, find_avail_set,
5386 pre_insert_copy_insn): Likewise.
5388 * basic-block.h (BLOCK_NUM): Move from here...
5389 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
5391 2010-01-03 Richard Guenther <rguenther@suse.de>
5393 PR tree-optimization/42438
5394 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
5395 contains_may_not_return_call flag.
5396 (BB_MAY_NOTRETURN): New.
5397 (valid_in_sets): Trapping nary operations are not valid
5398 in blocks that may not return.
5399 (insert_into_preds_of_block): Remove check for trapping expressions.
5400 (compute_avail): Compute also BB_MAY_NOTRETURN.
5402 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
5404 * doc/invoke.texi: Add 2010 to copyright years.
5406 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
5408 * config/sparc/sparc.c: Fix formatting nits.
5410 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
5411 Alexander Monakov <amonakov@ispras.ru>
5413 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
5415 2010-01-02 Richard Guenther <rguenther@suse.de>
5418 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
5419 (simplify_switch_using_ranges): Mark to be removed edges
5422 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5424 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5426 * collect2.c (scan_libraries): Add missing argument in call to
5429 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
5432 * config/alpha/predicates.md (aligned_memory_operand): Return false
5434 (unaligned_memory_operand): Return true for CQImode.
5435 * config/alpha/alpha.c (get_aligned_mem): Assert that location
5436 doesn not cross aligned SImode word boundary.
5438 2010-01-02 Anatoly Sokolov <aesok@post.ru>
5440 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
5442 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
5443 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
5445 2010-01-02 Richard Guenther <rguenther@suse.de>
5448 * toplev.c (compile_file): Emit LTO marker properly. Change
5450 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
5452 2010-01-01 Richard Guenther <rguenther@suse.de>
5455 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
5457 2010-01-01 Richard Guenther <rguenther@suse.de>
5460 * c-decl.c (grokdeclarator): For zero-size arrays force
5461 structural equality checks as layout_type does.
5463 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5465 * builtins.c: Update copyright to 2010.
5467 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5470 * lto-streamer-out.c (produce_asm): Revert the last change.
5471 (copy_function): Likewise.
5473 * lto-streamer.c (lto_get_section_name): Skip any leading
5476 2010-01-01 Richard Guenther <rguenther@suse.de>
5479 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
5483 Copyright (C) 2010 Free Software Foundation, Inc.
5485 Copying and distribution of this file, with or without modification,
5486 are permitted in any medium without royalty provided the copyright
5487 notice and this notice are preserved.