1 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3 * configure.ac: Determine Sun ld version numbers.
4 (comdat_group): Restrict GNU ld version checks to gld.
5 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
6 (enable_comdat): Support --enable-comdat.
7 * configure: Regenerate.
8 * doc/install.texi (Configuration): Document --enable-comdat.
10 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12 * config/sparc/sol2-gld.h: Remove SPARC reference.
14 * config/sol2-gld.h: ... here.
15 * config.gcc (sparc*-*-solaris2*): Reflect this.
16 (i[34567]86-*-solaris2*): Use it.
18 2010-04-09 Steve Ellcey <sje@cup.hp.com>
20 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
22 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
24 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
27 * diagnostic.c (diagnostic_initialize): Initialize
28 some_warnings_are_errors.
29 (diagnostic_finish): New.
30 (diagnostic_action_after_output): Call it before exiting.
31 (diagnostic_report_diagnostic): Do not print message here. Set
32 some_warnings_are_errors.
33 * diagnostic.h (diagnostic_context): Delete
34 issue_warnings_are_errors_message. Add some_warnings_are_errors.
35 (diagnostic_finish): Declare.
36 * toplev.c (toplev_main): Call it before exit.
38 2010-04-09 Jason Merrill <jason@redhat.com>
41 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
45 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
46 based on a warning flag.
48 2010-04-09 Richard Guenther <rguenther@suse.de>
50 * tree-pretty-print.c (dump_generic_node): Dump
53 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
56 * varasm.c (default_assemble_visibility): Wrap vars that are
57 set, but unused, by targets without GAS.
58 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
59 Remove set, but unused, vars.
60 (rs6000_legitimize_tls_address): Likewise.
61 (altivec_expand_dst_builtin): Likewise.
62 * config/darwin.c (machopic_classify_symbol): Likewise.
63 (machopic_indirection_name): Likewise.
65 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
67 * config/i386/i386.md (DWI): New mode iterator.
68 (S): New mode attribute.
69 (shift_operand): Ditto.
70 (shift_immediate_operand): Ditto.
71 (ashl_input_operand): Ditto.
72 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
73 using SDWIM mode iterator.
74 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
75 pattern from *ashl{di,ti}3_1 and corresponding splitters using
77 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
78 from corresponding peephole2 patterns.
79 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
80 and x86_64_shift_adj_1 using SWI48 mode iterator.
81 (x86_shift<mode>_adj_2): Ditto.
82 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
83 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
84 using SWI48 mode iterator.
85 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
86 *ashldi3_cmp_rex64 using SWI mode iterator.
87 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
88 *ashldi3_cconly_rex64 using SWI mode iterator.
89 * config/i386/i386.c (ix86_split_ashl): Update for renamed
90 x86_shift<mode>_adj_{1,2}.
91 (ix86_split_ashr): Ditto.
92 (ix86_split_lshr): Ditto.
94 2010-04-09 Richard Guenther <rguenther@suse.de>
96 * target.h (builtin_conversion): Pass in input and output types.
97 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
98 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
99 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
100 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
102 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
104 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
106 2010-04-09 Richard Guenther <rguenther@suse.de>
109 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
111 2010-04-09 Richard Guenther <rguenther@suse.de>
113 * tree-vectorizer.h (struct _stmt_vec_info): Document
114 that vectype is the type of the LHS.
115 (supportable_widening_operation, supportable_narrowing_operation):
116 Get both input and output vector types as arguments.
117 (vect_is_simple_use_1): Declare.
118 (get_same_sized_vectype): Likewise.
119 * tree-vect-loop.c (vect_determine_vectorization_factor):
120 Set STMT_VINFO_VECTYPE to the vector type of the def.
121 (vectorizable_reduction): Adjust.
122 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
123 Adjust. Specify the output vector type.
124 (vect_pattern_recog_1): Adjust.
125 * tree-vect-stmts.c (get_same_sized_vectype): New function.
126 (vectorizable_call): Adjust.
127 (vectorizable_conversion): Likewise.
128 (vectorizable_operation): Likewise.
129 (vectorizable_type_demotion): Likewise.
130 (vectorizable_type_promotion): Likewise.
131 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
133 (vect_is_simple_use_1): New function.
134 (supportable_widening_operation): Get both input and output
136 (supportable_narrowing_operation): Likewise.
137 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
139 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
141 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
142 __thiscall and _thiscall as predefined macros.
143 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
144 thiscall attribute handling.
145 (ix86_comp_type_attributes): Likewise.
146 (ix86_function_regparm): Likewise.
147 (ix86_return_pops_args): Likewise.
148 (init_cumulative_args): Likewise.
149 (find_drap_reg): Likewise.
150 (ix86_static_chain): Likewise.
151 (x86_this_parameter): Likewise.
152 (x86_output_mi_thunk): Likewise.
153 (ix86_attribute_table): Add description for thiscall attribute.
154 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
155 * doc/extend.texi: Add documentation for thiscall.
157 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
160 * c.opt (Wint-to-pointer-cast): Available in C++.
161 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
163 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
165 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
166 * calls.c (expand_call): Pass the function type to aggregate_value_p.
167 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
168 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
169 function type instead. Reorder and simplify checks.
171 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
173 2010-04-08 Jing Yu <jingyu@google.com>
174 Zdenek Dvorak <ook@ucw.cz>
176 PR tree-optimization/42720
177 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
178 loop unswitch conditions here from ...
179 (tree_unswitch_single_loop): ... here.
181 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
183 * tree-if-conv.c: Fix comments and simplify logic.
185 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
187 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
188 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
189 (main_tree_if_conversion): Update call to tree_if_conversion.
191 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
194 * doc/invoke.texi (-b,-V): Delete.
195 * doc/tm.texi: Do not mention -b.
196 * gcc.c (display_help): Delete -b and -V.
197 (process_command): Delete -b and -V.
198 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
200 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
201 Wolfgang Gellerich <gellerich@de.ibm.com>
203 Implement target hook for loop unrolling
204 * target.h (loop_unroll_adjust): Add a new target hook function.
205 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
206 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
207 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
208 (s390_loop_unroll_adjust): Implement the new target hook for s390.
209 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
211 (decide_unroll_stupid): Likewise.
213 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
216 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
218 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
220 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
221 (Specific, *-*-solaris2*): Likewise.
222 Don't prefer Sun as over GNU as.
224 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
226 * config/s390/s390.c (override_options): Adjust the z10
227 defaults for max-unroll-times, max-completely-peeled-insns
228 and max-completely-peel-times.
230 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
232 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
233 instructions for z10.
234 (s390_expand_setmem): Likewise.
235 (s390_expand_cmpmem): Likewise.
237 2010-04-08 Richard Guenther <rguenther@suse.de>
239 PR tree-optimization/43679
240 * tree-ssa-pre.c (eliminate): Only propagate copies.
242 2010-04-08 Jakub Jelinek <jakub@redhat.com>
245 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
246 set but not used variable warning.
248 2010-04-08 Wei Guozhi <carrot@google.com>
251 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
252 (arm_size_rtx_costs): Call the new function when optimized for size.
254 2010-04-08 Jakub Jelinek <jakub@redhat.com>
257 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
258 op0 is not a MEM, just return NULL instead of assertion
260 (discover_nonconstant_array_refs): Don't walk debug stmts.
262 2010-04-08 Doug Kwan <dougkwan@google.com>
264 * configure.ac: Recognize gold and do not use its version number
266 * configure: Regenerate.
268 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
271 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
272 (negate_value): Move code to push elements to broken_up_substracts ...
273 (eliminate_plus_minus_pair): ... here. Push operands that have no
274 negative pair to plus_negates.
275 (repropagate_negates, init_reassoc, fini_reassoc): Update.
277 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
279 * doc/install.texi (Configuration): Move description of
280 --enable-lto, --with-libelf*, --enable-gold from Java section to
283 * doc/generic.texi (Working with declarations)
284 (Function Properties, C and C++ Trees): Fix typos.
285 * doc/sourcebuild.texi (Top Level): Likewise.
287 2010-04-07 Jakub Jelinek <jakub@redhat.com>
290 * tree.h (DECL_READ_P): Define.
291 (struct tree_decl_common): Add decl_read_flag.
292 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
293 a set but not used warning.
294 (merge_decls): Merge DECL_READ_P flag.
295 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
296 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
297 * c-common.c (handle_used_attribute, handle_unused_attribute):
299 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
301 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
303 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
304 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
305 c_parser_binary_expression, c_parser_cast_expression,
306 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
307 Call default_function_array_read_conversion instead of
308 default_function_array_conversion where needed.
309 (c_parser_unary_expression, c_parser_conditional_expression,
310 c_parser_postfix_expression_after_primary, c_parser_initelt):
311 Likewise. Call mark_exp_read where needed.
312 (c_parser_statement_after_labels, c_parser_asm_operands,
313 c_parser_typeof_specifier, c_parser_sizeof_expression,
314 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
316 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
318 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
319 (warn_unused_but_set_parameter): Default to warn_unused
321 * doc/invoke.texi: Document -Wunused-but-set-variable and
322 -Wunused-but-set-parameter.
324 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
326 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
327 when operandN variables aren't used in the body of the expander
329 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
330 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
331 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
332 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
333 FOR_EACH_IMM_USE_ON_STMT): Likewise.
334 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
335 * tree.c (PROCESS_ARG): Likewise.
337 2010-04-07 Simon Baldwin <simonb@google.com>
339 * diagnostic.h (diagnostic_override_option_index): New macro to
340 set a diagnostic's option_index.
341 * c-tree.h (c_cpp_error): Add warning reason argument.
342 * opts.c (_warning_as_error_callback): New.
343 (register_warning_as_error_callback): Store callback for
344 warnings enabled via enable_warning_as_error.
345 (enable_warning_as_error): Call callback, minor code tidy.
346 * opts.h (register_warning_as_error_callback): Declare.
347 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
348 response to -Werror=.
349 (c_common_init_options): Register warning_as_error_callback in opts.c.
350 * common.opt: Add -Wno-cpp option.
351 * c-common.c (struct reason_option_codes_t): Map cpp warning
352 reason codes to gcc option indexes.
353 * (c_option_controlling_cpp_error): New function, lookup the gcc
354 option index for a cpp warning reason code.
355 * (c_cpp_error): Add warning reason argument, call
356 c_option_controlling_cpp_error for diagnostic_override_option_index.
357 * doc/invoke.texi: Document -Wno-cpp.
359 2010-04-07 Richard Guenther <rguenther@suse.de>
361 * ipa-reference.c (mark_load): Use get_base_address.
362 (mark_store): Likewise.
364 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
365 inserting GIMPLE_NOPs into the IL.
366 * tree-ssa-structalias.c (get_constraint_for_component_ref):
367 Explicitly strip handled components and indirect references.
369 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
370 folding address expressions.
371 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
372 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
373 operand_equal_p to compare decls.
374 (ptr_deref_may_alias_decl_p): Likewise.
375 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
376 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
377 Handle reversed comparison ops.
378 * tree-sra.c (asm_visit_addr): Use get_base_address.
379 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
380 * ipa-reference.c (mark_address): Use get_base_address.
382 2010-04-07 Richard Guenther <rguenther@suse.de>
384 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
385 Propagate constants everywhere.
387 2010-04-07 Jakub Jelinek <jakub@redhat.com>
390 * tree.c (MAX_INT_CACHED_PREC): Define.
391 (nonstandard_integer_type_cache): New array.
392 (build_nonstandard_integer_type): Cache results for precision
393 <= MAX_INT_CACHED_PREC.
395 2010-04-07 Richard Guenther <rguenther@suse.de>
397 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
398 -fargument-noalias-global, -fargument-noalias-anything): Remove.
399 * common.opt: Likewise.
400 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
401 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
402 (nonoverlapping_memrefs_p): Likewise.
403 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
404 * opts.c (common_handle_option): Handle OPT_fargument_alias,
405 OPT_fargument_noalias, OPT_fargument_noalias_anything and
406 OPT_fargument_noalias_global for backward compatibility.
408 2010-04-07 Richard Guenther <rguenther@suse.de>
410 PR tree-optimization/43270
411 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
412 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
413 * tree-ssa-pre.c (phi_translate_1): Adjust.
414 (fully_constant_expression): Split out vn_reference handling to ...
415 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
416 Fold reads from constant strings.
417 (vn_reference_lookup): Handle fully constant references.
418 (vn_reference_lookup_pieces): Likewise.
419 * Makefile.in (expmed.o-warn): Add -Wno-error.
421 2010-04-07 Martin Jambor <mjambor@suse.cz>
423 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
425 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
428 * gcc.c: Add -static-libstdc++ to list of recognized options.
430 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
432 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
434 2010-04-07 Richard Guenther <rguenther@suse.de>
437 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
438 bases build simple mem attributes to retain points-to information.
440 2010-04-07 Richard Guenther <rguenther@suse.de>
443 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
444 preserve points-to related information.
446 2010-04-07 Richard Guenther <rguenther@suse.de>
449 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
450 discard plain indirect references.
451 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
452 * tree.c (tree_nop_conversion): Likewise.
454 2010-04-07 Dodji Seketeli <dodji@redhat.com>
457 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
459 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
461 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
462 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
464 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
466 * tree-if-conv.c: Fix indentation and comments.
468 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
470 * tree-if-conv.c: Sort static functions in topological order.
472 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
474 * tree-if-conv.c: Fix indentation and comments.
476 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
479 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
480 lang_hooks.types.type_for_size instead of
481 build_nonstandard_integer_type.
482 When converting an unsigned type to signed, double its precision.
483 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
484 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
485 (graphite_create_new_loop_guard): When ub + 1 wraps around,
488 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
491 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
492 POINTER_PLUS_EXPR for pointer types.
494 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
497 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
498 * graphite-clast-to-gimple.c: Include langhooks.h.
499 (max_signed_precision_type): New.
500 (max_precision_type): Takes two types as arguments.
501 (precision_for_value): New.
502 (precision_for_interval): New.
503 (gcc_type_for_interval): New.
504 (gcc_type_for_value): New.
505 (gcc_type_for_clast_term): New.
506 (gcc_type_for_clast_red): New.
507 (gcc_type_for_clast_bin): New.
508 (gcc_type_for_clast_expr): Split up into several functions.
509 (gcc_type_for_clast_eq): Rewritten.
510 (compute_bounds_for_level): New.
511 (compute_type_for_level_1): New.
512 (compute_type_for_level): New.
513 (gcc_type_for_cloog_iv): Removed.
514 (gcc_type_for_iv_of_clast_loop): Rewritten.
515 (graphite_create_new_loop): Compute the lower and upper bound types
516 with gcc_type_for_clast_expr.
517 (graphite_create_new_loop_guard): Same.
518 (find_cloog_iv_in_expr): Removed.
519 (compute_cloog_iv_types_1): Removed.
520 (compute_cloog_iv_types): Removed.
521 (gloog): Do not call compute_cloog_iv_types.
522 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
524 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
525 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
526 (GBB_CLOOG_IV_TYPES): Removed.
528 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
530 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
531 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
532 (detect_commutative_reduction): Same.
534 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
536 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
537 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
539 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
540 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
541 (rewrite_commutative_reductions_out_of_ssa): Same.
542 * passes.c (execute_function_todo): Call verify_ssa for every pass
543 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
544 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
545 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
546 with an extra argument.
547 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
548 verify_ssa only when the extra argument is true.
549 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
550 with an extra argument.
551 (tree_transform_and_unroll_loop): Same.
553 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
555 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
556 for all the passes of the LNO having LOOP_CLOSED_SSA.
557 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
558 * tree-loop-distribution.c (pass_loop_distribution): Same.
559 * tree-pass.h (TODO_verify_loops): Removed.
560 * tree-ssa-loop.c (pass_tree_loop_init): Same.
562 (pass_tree_unswitch): Same.
563 (pass_predcom): Same.
564 (pass_vectorize): Same.
565 (pass_linear_transform): Same.
566 (pass_graphite_transforms): Same.
567 (pass_iv_canon): Same.
568 (pass_complete_unroll): Same.
569 (pass_complete_unrolli): Same.
570 (pass_parallelize_loops): Same.
571 (pass_loop_prefetch): Same.
572 (pass_iv_optimize): Same.
574 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
577 * passes.c (init_optimization_passes): Move pass_lim before
578 pass_copy_prop and pass_dce_loop.
580 2010-04-06 Jakub Jelinek <jakub@redhat.com>
583 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
584 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
585 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
586 MULTI_* defines for 4 argument vpermil2p* builtins.
588 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
590 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
591 * config/i386/i386.c (x86_maybe_negate_const_int): New.
592 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
593 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
594 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
595 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
596 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
597 Use x86_maybe_negate_const_int to output insn mnemonic.
598 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
599 check from instruction predicate. Update comments.
600 * config/i386/sync.md (sync_add<mode>): Use
601 x86_maybe_negate_const_int to output insn mnemonic.
603 2010-04-06 Jan Hubicka <jh@suse.cz>
605 PR tree-optimization/42906
606 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
607 IGNORE_SELF argument. Set visited_control_parents for fully
609 (find_obviously_necessary_stmts): Update call of
610 mark_control_dependent_edges_necessary.
611 (propagate_necessity): Likewise. Handle PHI edges more curefully.
613 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
615 * config/i386/i386.md: Remove comment about 'e' and 'E'
618 2010-04-06 Richard Guenther <rguenther@suse.de>
620 PR tree-optimization/43627
621 * tree-vrp.c (extract_range_from_unary_expr): Widenings
622 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
625 2010-04-06 Jakub Jelinek <jakub@redhat.com>
627 * BASE-VER: Change to 4.6.0.
630 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
633 2010-04-06 Richard Guenther <rguenther@suse.de>
636 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
638 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
640 * doc/invoke.texi (Optimize Options): Document that LTO
641 won't remove object access purely due to incompatible
644 2010-04-04 Matthias Klose <doko@ubuntu.com>
646 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
649 2010-04-03 Richard Guenther <rguenther@suse.de>
652 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
653 require a non-NULL MEM_OFFSET.
655 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
657 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
658 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
659 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
660 config/alpha/predicates.md, config/arm/arm.md,
661 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
662 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
663 config/darwin9.h, config/darwin.c, config/darwin.h,
664 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
665 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
666 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
667 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
668 config/mips/mips.md, config/mn10300/mn10300.c,
669 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
670 config/rs6000/aix.h, config/rs6000/dfp.md,
671 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
672 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
673 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
674 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
675 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
676 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
677 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
678 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
679 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
680 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
681 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
682 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
683 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
684 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
685 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
686 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
687 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
688 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
689 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
690 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
691 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
692 opt-functions.awk, opth-gen.awk, params.def, passes.c,
693 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
694 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
695 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
696 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
697 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
698 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
699 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
700 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
701 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
702 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
703 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
704 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
705 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
706 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
708 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
711 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
712 * aclocal.m4: Regenerate.
714 2010-04-02 Richard Guenther <rguenther@suse.de>
716 PR tree-optimization/43629
717 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
718 if we have seen a constant value.
720 2010-04-02 Joseph Myers <joseph@codesourcery.com>
722 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
724 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
727 * arm.c (legitimize_tls_address): Adjust call to
728 gen_tls_load_dot_plus_four.
729 (arm_note_pic_base): New function.
730 (arm_cannot_copy_insn_p): Use it.
731 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
734 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
739 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
741 * Makefile.in ($(out_object_file)): Depend on
742 gt-$(basename $(notdir $(out_file))).h.
744 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
746 * config.gcc (lm32-*-rtems*): Add t-lm32.
748 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
750 * config.gcc: Add lm32-*-rtems*.
751 * config/lm32/rtems.h: New file.
753 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
756 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
758 2010-04-01 Jakub Jelinek <jakub@redhat.com>
760 * dwarf2out.c (output_compilation_unit_header): For
761 -gdwarf-4 use version 4 instead of version 3.
762 (output_line_info): For version 4 and above emit additional
763 maximum ops per insn header field.
764 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
766 * dwarf2out.c (is_c_family, is_java): Remove.
767 (lower_bound_default): New function.
768 (add_bound_info, gen_descr_array_type_die): Use it.
770 2010-04-01 Dodji Seketeli <dodji@redhat.com>
773 * dwarf2out.c (gen_variable_die): Allow debug info for variable
774 re-declaration when it happens in a function.
776 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
778 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
779 (cgraph_remove_function_insertion_hook): Same.
780 (cgraph_call_function_insertion_hooks): Same.
782 2010-04-01 Richard Guenther <rguenther@suse.de>
785 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
786 and TREE_THIS_VOLATILE.
787 (copy_ref_info): Likewise.
788 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
789 * tree.c (build6_stat): Ignore side-effects of all but arg5
790 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
793 2010-04-01 Richard Guenther <rguenther@suse.de>
795 PR tree-optimization/43607
796 * ipa-type-escape.c (check_call): Do not access non-existing
799 2010-04-01 Richard Guenther <rguenther@suse.de>
803 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
804 Jack Howarth <howarth@bromo.med.uc.edu>
806 * tree-profile.c (tree_init_ic_make_global_vars): Make static
809 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
811 * doc/install.texi (Prerequisites): Document libelf usability on
812 IRIX 5/6 and Solaris 2.
813 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
814 Update GNU as, GNU ld requirements.
815 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
816 Document Sun Studio compiler download.
817 Update and simplify as, ld recommendations.
818 (Specific, *-*-solaris2.7): Note obsoletion, removal.
820 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
822 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
823 with_tune_32 to pentium4.
825 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
827 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
829 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
831 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
834 Document GNU as requirement.
835 Update configure requirements.
836 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
837 Recomment IRIX 6.5.18+.
838 Document IDF/IDL requirement.
839 Document GNU as requirement.
840 Document GNU ld bootstrap failure.
841 Remove freeware.sgi.com reference.
843 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
845 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
846 UNIX V4.0, V5.0 obsoletion, removal.
847 Remove --with-gc=simple reference.
848 Update VM requirements during bootstrap.
849 Remove -oldas bootstrap description.
850 Update binutils reference.
851 Remove comparison failure note.
853 2010-03-31 Richard Guenther <rguenther@suse.de>
854 Zdenek Dvorak <ook@ucw.cz>
855 Sebastian Pop <sebastian.pop@amd.com>
858 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
859 with multiple arguments.
860 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
862 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
864 * graphite-dependences.c (print_pddr): Call print_pdr with an
866 * graphite-poly.c (debug_pdr): Add an extra argument for the
869 (print_pbb_domain): Same.
871 (print_scop_context): Same.
874 (debug_pbb_domain): Same.
878 (debug_scop_context): Same.
881 (print_scop_params): Same.
882 (debug_scop_params): Same.
883 (print_iteration_domain): Same.
884 (print_iteration_domains): Same.
885 (debug_iteration_domain): Same.
886 (debug_iteration_domains): Same.
887 (print_scattering_function): Same.
888 (print_scattering_functions): Same.
889 (debug_scattering_function): Same.
890 (debug_scattering_functions): Same.
891 * graphite-poly.h (debug_pdr): Update declaration.
893 (print_pbb_domain): Same.
895 (print_scop_context): Same.
898 (debug_pbb_domain): Same.
902 (debug_scop_context): Same.
905 (print_scop_params): Same.
906 (debug_scop_params): Same.
907 (print_iteration_domain): Same.
908 (print_iteration_domains): Same.
909 (debug_iteration_domain): Same.
910 (debug_iteration_domains): Same.
911 (print_scattering_function): Same.
912 (print_scattering_functions): Same.
913 (debug_scattering_function): Same.
914 (debug_scattering_functions): Same.
916 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
918 * graphite-poly.c (print_scattering_function_1): New.
919 (print_scattering_function): Call it.
920 (print_scop_params): Remove spaces at the end of lines.
923 * graphite-poly.h (print_cloog): Declared.
924 (debug_cloog): Declared.
926 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
928 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
930 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
931 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
932 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
933 to switch between adding the IV bump in loop->latch or in loop->header.
935 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
937 * graphite-poly.c (print_scattering_function): Pretty print following
940 (print_pbb_domain): Same.
941 (dump_gbb_cases): Same.
942 (dump_gbb_conditions): Same.
945 (print_scop_params): Same.
946 (print_scop_context): Same.
948 (print_pbb_body): New.
949 (lst_indent_to): New.
950 (print_lst): Start new lines with a #.
951 * graphite-poly.h (pbb_bb): New.
952 (pbb_index): Use pbb_bb.
953 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
955 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
957 2010-03-31 Jakub Jelinek <jakub@redhat.com>
959 * dwarf2out.c (size_of_die): For -gdwarf-4 use
960 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
961 and 0 instead of 1 for dw_val_class_flag.
962 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
963 dw_val_class_range_list, dw_val_class_loc_list,
964 dw_val_class_lineptr and dw_val_class_macptr, use
965 DW_FORM_flag_present for dw_val_class_flag and
966 DW_FORM_exprloc for dw_val_class_loc.
967 (output_die): For -gdwarf-4 print dw_val_class_loc
968 size as uleb128 instead of 1 or 2 bytes and don't print
969 anything for dw_val_class_flag.
971 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
972 instead of cselib_lookup following by tweaking locs->setting_insn.
975 * cselib.c (cselib_process_insn): Clear cselib_current_insn
976 even before returning from label, setjmp call or volatile asm
979 2010-03-31 Richard Guenther <rguenther@suse.de>
982 * cgraphunit.c (cgraph_output_in_order): Do not allocate
983 temporary data on stack.
985 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
987 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
988 (PUSHSECTION_ASM_OP): Remove.
989 (POPSECTION_ASM_OP): Remove.
990 (PUSHSECTION_FORMAT): Remove.
991 * config/sol2.h (PUSHSECTION_FORMAT): Define.
992 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
993 * config/sol2.c (solaris_output_init_fini): Use it.
995 2010-03-31 Jie Zhang <jie@codesourcery.com>
998 * opt-functions.awk (var_type_struct): Use signed char type
999 for simple variables.
1001 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1003 * config/sol2.c: Include output.h.
1004 (solaris_assemble_visibility): New function.
1005 * config/t-sol2 (sol2.o): Add output.h dependency.
1006 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
1007 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
1010 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1013 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
1014 V2SImode or XFmode on PRE_DEC.
1017 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
1020 2010-03-31 Jie Zhang <jie@codesourcery.com>
1023 * reload.h (caller_save_initialized_p): Declare.
1024 * toplev.c (backend_init_target): Don't call
1025 init_caller_save but set caller_save_initialized_p to false.
1026 * caller-save.c (caller_save_initialized_p): Define.
1027 (init_caller_save): Check caller_save_initialized_p.
1028 * ira.c (ira): Call init_caller_save if flag_caller_saves.
1030 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1033 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
1034 and soft-fp/t-softfp to tmake_file.
1035 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
1036 (LIBGCC2_TF_CEXT): Define.
1039 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
1042 * cselib.c (n_useless_values): Document handling of debug locs.
1043 (n_useless_debug_values, n_debug_values): New variables.
1044 (new_elt_loc_list): Don't add to debug values, keep count.
1045 (promote_debug_loc): New.
1046 (cselib_reset_table): Zero new variables.
1047 (entry_and_rtx_equal_p): Promote debug locs.
1048 (discard_useless_locs): Increment n_useless_debug_values for
1050 (remove_useless_values): Adjust n_useless_values and n_debug_values
1051 with n_useless_debug_values.
1052 (add_mem_for_addr): Promote debug locs.
1053 (cselib_lookup_mem): Likewise.
1054 (cselib_lookup_addr): Renamed to...
1055 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
1056 (cselib_log_lookup): ... this. Turn into...
1057 (cselib_lookup_addr): ... new wrapper.
1058 (cselib_lookup_from_insn): New.
1059 (cselib_invalidate_regno): Increment n_useless_debug_values for
1061 (cselib_invalidate_mem): Likewise.
1062 (cselib_process_insn): Take n_deleted and n_debug_values into
1063 account to guard remove_useless_value call.
1064 (cselib_finish): Zero n_useless_debug_values.
1065 * cselib.h (cselib_lookup_from_insn): Declare.
1066 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
1067 (sched_analyze_2): Likewise.
1069 2010-03-30 Jakub Jelinek <jakub@redhat.com>
1071 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
1073 (adjust_mems): Replace narrowing SUBREG of expression containing
1074 just PLUS, MINUS, MULT and ASHIFT of registers and constants
1075 with operations in the narrower mode.
1078 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
1079 regs_invalidated_by_call instead all call_used_reg_set registers.
1081 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
1084 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
1085 pointer comparisons with types_compatible_p.
1086 * tree-vect-stmts.c (vectorizable_call): Same.
1087 (vectorizable_condition): Same.
1089 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1091 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
1092 stack check if the mask would be zero.
1094 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1095 Jack Howarth <howarth@bromo.med.uc.edu>
1097 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1100 2010-03-30 Joseph Myers <joseph@codesourcery.com>
1103 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
1105 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
1106 Include ___unordxf2 and ___unordtf2.
1107 * config/i386/libgcc-glibc.ver: Do not define inheritance from
1110 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
1112 * config/lm32/t-lm32: New file.
1113 * config.gcc: Use the above file when targetting lm32.
1115 2010-03-28 Duncan Sands <baldrick@free.fr>
1117 * Makefile.in (PLUGIN_HEADERS): Add except.h.
1119 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1122 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
1123 Improve vectorization cost model diagnostic.
1125 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1128 * tree-vect-data-refs.c (vect_analyze_data_refs): When
1129 compute_data_dependences_for_loop returns false, early exit
1130 and output an extra diagnostic for the failed data reference
1133 2010-03-29 Richard Guenther <rguenther@suse.de>
1135 PR tree-optimization/43560
1136 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
1137 (can_sm_ref_p): Treat stores to readonly locations as trapping.
1139 2010-03-29 Jie Zhang <jie@codesourcery.com>
1142 * toplev.c (process_options): Set optimization_default_node
1143 and optimization_current_node.
1144 * opts.c (decode_options): Don't set optimization_default_node
1145 and optimization_current_node.
1147 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
1149 * config/rtems.h: Abandon -qrtems_debug.
1151 2010-03-28 Jan Hubicka <jh@suse.cz>
1153 PR tree-optimization/43505
1154 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
1155 map should not be copied.
1157 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1160 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
1161 cdtors, set DECL_PRESERVE_P.
1162 * ipa.c (cgraph_externally_visible_p): Return true if declaration
1165 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
1167 PR tree-optimization/43528
1168 * stor-layout.c (place_field): Check that constant fits into
1169 unsigned HWI when skipping calculation of MS bitfield layout.
1171 2010-03-27 Jan Hubicka <jh@suse.cz>
1174 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
1175 notice_global_symbol work.
1177 2010-03-27 Jakub Jelinek <jakub@redhat.com>
1179 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
1180 instead of dwarf2out_decl.
1181 (struct var_loc_node): Remove section_label field.
1182 (dwarf2out_function_decl): New function.
1183 (dwarf2out_var_location): Don't set section_label field.
1184 (dwarf2out_begin_function): Don't empty decl_loc_table here.
1186 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1188 PR tree-optimization/43544
1189 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1190 First argument for builtin vectorized function hook is now a
1191 tree to be able to distinguish between machine specific and
1193 * targhooks.c (default_builtin_vectorized_function): Ditto.
1194 * targhooks.h (default_builtin_vectorized_function): Ditto.
1195 * target.h (struct gcc_target): Ditto.
1196 * tree-vect-stmts.c (vectorizable_function): Ditto.
1197 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
1198 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1201 2010-03-26 Joseph Myers <joseph@codesourcery.com>
1204 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
1205 nested binding iff it is a FUNCTION_DECL.
1206 (store_parm_decls_newstyle): Pass nested=true to bind for
1207 FUNCTION_DECLs amongst parameters.
1209 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1211 * var-tracking.c (vt_expand_loc_callback): Don't run
1212 cselib_expand_value_rtx_cb in dummy mode if
1213 cselib_dummy_expand_value_rtx_cb returned false.
1215 * var-tracking.c (emit_note_insn_var_location): For one part
1216 notes with offset 0, don't add EXPR_LIST around the location.
1217 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
1218 add_location_or_const_value_attribute): Adjust for that change.
1221 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
1222 into first operand and location into second.
1223 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
1224 dw_cfi_oprnd_loc for DW_CFA_expression.
1225 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
1226 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
1227 assume first argument is regnum and second argument is location.
1229 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1232 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1233 of scratch register to DImode. Split to DImode comparison operator.
1234 Use SImode subreg of scratch register in the multiplication.
1235 (*cmp_sadd_sidi): Ditto.
1236 (*cmp_ssub_si): Ditto.
1237 (*cmp_ssub_sidi): Ditto.
1239 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1242 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
1243 Remove invalid assert and wrong comment.
1245 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1248 * flags.h (final_insns_dump_p): New extern.
1249 * final.c (final_insns_dump_p): New variable.
1250 (rest_of_clean_state): Set it before -fdump-final-insns=
1251 dumping, clear afterwards.
1252 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
1253 MEM_ALIAS_SET on MEMs.
1255 2010-03-26 David S. Miller <davem@davemloft.net>
1257 * configure.ac: Fix sparc GOTDATA_OP bug check.
1258 * configure: Rebuild.
1260 2010-03-26 Alan Modra <amodra@gmail.com>
1262 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
1264 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1266 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
1267 TLS_SECTION_ASM_FLAG.
1269 2010-03-25 Jakub Jelinek <jakub@redhat.com>
1272 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
1273 Clear first_function_block_is_cold.
1276 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
1277 argument if the argument is truth_value_p.
1279 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1281 * config/rs6000/constraints.md: Update copyright year for my changes.
1284 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
1285 used in reg+reg addressing, swap registers.
1287 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1290 * target.h (struct gcc_target): Add code_end hook.
1291 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
1293 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
1294 * toplev.c (compile_file): Call targetm.asm_out.code_end
1295 hook before unwind info/debug info output.
1296 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
1297 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
1298 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1299 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
1300 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1301 * config/i386/i386.c (ix86_file_end): Renamed to...
1302 (ix86_code_end): ... this. Make static. Don't call
1303 file_end_indicate_exec_stack. Emit unwind info using
1304 final_start_function/final_end_function.
1305 (darwin_x86_file_end): Remove.
1306 (TARGET_ASM_CODE_END): Define.
1307 * config/i386/i386.h (TARGET_ASM_FILE_END,
1308 NEED_INDICATE_EXEC_STACK): Don't define.
1309 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
1310 (TARGET_ASM_FILE_END): Define to darwin_file_end.
1311 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
1312 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
1315 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
1316 at the beginning and final_end_function at the end.
1317 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1319 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1321 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
1322 and Sun as TLS syntax.
1323 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
1324 * configure: Regenerate.
1325 * config.in: Regenerate.
1326 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
1327 (default_elf_asm_named_section): Use it.
1328 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
1329 (i386_output_dwarf_dtprel): Likewise.
1330 (output_addr_const_extra): Likewise.
1331 (output_pic_addr_const): Lowercase @GOTTPOFF.
1332 (output_addr_const_extra): Likewise.
1333 (output_pic_addr_const): Lowercase @GOTNTPOFF.
1334 (output_addr_const_extra): Likewise.
1335 (output_pic_addr_const): Lowercase @INDNTPOFF.
1336 (output_addr_const_extra): Likewise.
1337 (output_pic_addr_const): Lowercase @NTPOFF.
1338 (output_addr_const_extra): Likewise.
1339 (output_pic_addr_const): Lowercase @TPOFF.
1340 (output_addr_const_extra): Likewise.
1341 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
1342 (*tls_global_dynamic_64): Likewise.
1343 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
1344 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
1346 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
1347 (ASM_OUTPUT_TLS_COMMON): Use it.
1348 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
1351 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
1352 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
1353 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
1354 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1355 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1356 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
1358 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1360 * config/i386/i386.c (override_options): Don't accept
1361 -mtls-dialect=sun any longer.
1362 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
1363 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
1364 (*tls_local_dynamic_base_32_sun): Likewise.
1365 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1367 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1370 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1371 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
1374 * ira.c (adjust_cleared_regs): New function.
1375 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
1379 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
1381 * expr.c (expand_expr_real): Restore previous
1382 curr_insn_source_location and curr_insn_block after
1383 expand_expr_real_1 call.
1384 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
1385 instead of expand_expr_real_1.
1387 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
1389 PR rtl-optimization/43413
1390 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
1393 2010-03-22 James E. Wilson <wilson@codesourcery.com>
1396 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
1397 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
1399 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
1401 * config/i386/i386.c (ix86_target_string): Add -mfma.
1402 Fix a typo in comment.
1404 2010-03-22 Mike Stump <mikestump@comcast.net>
1407 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
1408 Don't overly align based upon packed packed fields.
1410 2010-03-22 Jason Merrill <jason@redhat.com>
1412 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
1413 Use () rather than [], and move before the element type.
1415 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1417 * doc/configfiles.texi (Configuration Files): Removed
1418 fixinc/Makefile*, intl/Makefile.*.
1419 * doc/makefile.texi: Fixed markup. Abstract from version
1420 control system used.
1421 (Makefile): Removed obsolete gcc/java/parse.y example.
1422 * doc/sourcebuild.texi: Likewise.
1423 (Top Level): Added config, gnattools, libdecnumber, libgcc,
1424 libgomp, libssp. Removed fastjar.
1425 (Miscellaneous Docs): Clarify location.
1426 Added COPYING3, COPYING3.LIB.
1427 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
1429 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1432 * config/i386/i386.c (x86_function_profiler)
1433 [!NO_PROFILE_COUNTERS]: Fix typo.
1434 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
1437 2010-03-22 Janis Johnson <janis187@us.ibm.com>
1438 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1440 * doc/sourcebuild.texi (Test Directives): Split into six
1441 subsections, with most of the current text in new subsections
1442 Directives, Selectors, and Final Actions.
1443 (Directives): Split list of test directives into multiple
1445 (Selectors): Describe use and syntax of selectors.
1446 (Effective-Target Keywords): Describe all existing keywords.
1447 (Add Options): Describe features for dg-add-options.
1448 (Require Support): Describe variants of dg-require-support.
1449 (Final Actions): Describe commands to use in dg-final.
1451 2010-03-22 Michael Matz <matz@suse.de>
1454 * recog.c (validate_replace_rtx_group): Replace also in
1455 REG_EQUAL and REG_EQUIV notes.
1457 2010-03-22 Richard Guenther <rguenther@suse.de>
1459 PR tree-optimization/43390
1460 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
1461 sure vector extracts are type correct.
1463 2010-03-22 Richard Guenther <rguenther@suse.de>
1466 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
1467 x * sqrt (x) even when optimizing for size if the target
1468 has native support for sqrt.
1470 2010-03-22 Jakub Jelinek <jakub@redhat.com>
1472 * varasm.c (make_decl_rtl_for_debug): Also clear
1473 flag_mudflap for the duration of make_decl_rtl call.
1476 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
1477 locs from preserved VALUEs.
1479 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1482 * pa.md (movmemsi): Set align to one if zero.
1483 (movmemdi): Likewise.
1485 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
1488 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
1489 with their corresponding prologue pushes.
1491 2010-03-20 Andrew Pinski <pinskia@gmail.com>
1494 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
1495 at the begining or end.
1496 (spu_expand_epilogue): Likewise.
1498 2010-03-20 Richard Guenther <rguenther@suse.de>
1500 PR rtl-optimization/43438
1501 * combine.c (make_extraction): Properly zero-/sign-extend an
1502 extraction of the low part of a CONST_INT. Also handle
1505 2010-03-19 Mike Stump <mikestump@comcast.net>
1507 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
1508 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
1509 (override_options): Use SUBTARGET32_DEFAULT_CPU.
1511 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1514 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
1517 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
1519 PR rtl-optimization/42258
1520 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
1521 use that may match DEF.
1524 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
1525 the cost of loading the constant rather than assuming
1527 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
1528 outer code is AND, do the same tests as the andsi3 expander and
1529 return COSTS_N_INSNS (1) if and is cheap.
1531 * optabs.c (avoid_expensive_constant): Fix formatting.
1533 2010-03-19 Michael Matz <matz@suse.de>
1536 * attribs.c (decl_attributes): When rebuilding a function pointer
1537 type use the same qualifiers as the original pointer type.
1539 2010-03-19 Martin Jambor <mjambor@suse.cz>
1541 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
1542 and is_gimple_ip_invariant_address.
1544 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1547 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1549 * config/arm/arm.c (arm_override_options): Turn off
1550 flag_dwarf2_cfi_asm for AAPCS variants.
1552 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1555 * config/arm/arm.c (emit_multi_reg_push): Update comments.
1556 Use PRE_MODIFY instead of PRE_DEC.
1557 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
1558 (vfp_emit_fstmd): Likewise.
1560 2010-03-19 Michael Matz <matz@suse.de>
1563 * builtins.c (expand_builtin_interclass_mathfn,
1564 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
1567 2010-03-19 Richard Guenther <rguenther@suse.de>
1569 PR tree-optimization/43415
1570 * tree-ssa-pre.c (phi_translate): Split out worker to ...
1571 (phi_translate_1): ... this.
1572 (phi_translate): Move all caching here. Cache all NARY
1573 and REFERENCE translations.
1575 2010-03-19 David S. Miller <davem@davemloft.net>
1577 With help from Eric Botcazou.
1578 * config/sparc/sparc.c: Include dwarf2out.h.
1579 (emit_pic_helper): Delete.
1580 (pic_helper_symbol_name): Delete.
1581 (pic_helper_emitted_p): Delete.
1582 (pic_helper_needed): New.
1583 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
1584 (get_pc_thunk_name): New.
1585 (load_pic_register): Remove 'delay_pic_helper' arg. Use
1586 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
1587 Set pic_helper_needed to true. Don't call emit_pic_helper.
1588 (sparc_expand_prologue): Update load_pic_register call.
1589 (sparc_output_mi_thunk): Likewise.
1590 (sparc_file_end): Emit a hidden comdat symbol for the PIC
1591 thunk if possible. Output CFI information as needed.
1593 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1594 Jack Howarth <howarth@bromo.med.uc.edu>
1597 * config/i386/i386.h: Fix ABI on darwin x86-32.
1599 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
1601 * tree.h: Declare make_decl_rtl_for_debug.
1602 * varasm.c (make_decl_rtl_for_debug): New.
1603 * dwarf2out.c (rtl_for_decl_location): Call it.
1604 * cfgexpand.c (expand_debug_expr): Call it.
1606 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1609 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
1613 * var-tracking.c (vt_init_cfa_base): Do nothing if
1614 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
1616 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
1619 * var-tracking.c (canonicalize_vars_star): New.
1620 (dataflow_post_merge_adjust): Use it.
1622 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1625 * var-tracking.c (non_suitable_const): New function.
1626 (add_uses): For DEBUG_INSNs with constants, don't record any
1627 value, instead just the constant value itself.
1628 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
1629 is not VAR_LOC_UNKNOWN_P, set var to the constant.
1630 (emit_notes_in_bb): Likewise.
1631 (emit_note_insn_var_location): For onepart variables if
1632 cur_loc is a VOIDmode constant, use DECL_MODE.
1634 2010-03-18 Martin Jambor <mjambor@suse.cz>
1637 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
1638 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
1639 all non-clones. Moved call redirection...
1640 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
1641 (cgraph_materialize_all_clones): Dispose of all
1642 combined_args_to_skip bitmaps.
1643 (verify_cgraph_node): Do not check for edges pointing to wrong
1644 nodes in inline clones.
1645 * tree-inline.c (copy_bb): Call
1646 cgraph_redirect_edge_call_stmt_to_callee.
1647 * ipa.c (cgraph_remove_unreachable_nodes): Call
1648 cgraph_node_remove_callees even when there are used clones.
1650 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1652 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
1654 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1657 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
1660 2010-03-18 Michael Matz <matz@suse.de>
1663 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
1664 into sqrt(x) if we need to preserve signed zeros.
1666 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
1667 Eric Botcazou <ebotcazou@adacore.com>
1669 PR rtl-optimization/43360
1670 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
1671 note if we don't know its invariant status.
1673 2010-03-18 Michael Matz <matz@suse.de>
1675 PR tree-optimization/43402
1676 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
1677 PHI chains of ssa names registered for update.
1679 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
1682 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
1683 non-offsettable and pre_modify update addressing.
1684 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
1685 and "2" alternatives "#".
1686 (*movdd_softfloat32): Make all alternatives "#";
1687 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
1688 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
1689 (*movdf_softfloat32): Make all alternatives "#";
1690 (movdi): Use the new DIFD mode iterator to create a common splitter
1691 for movdi, movdf and movdd patterns.
1693 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
1695 * common.opt (dumpdir): Remove redundant tab.
1697 2010-03-17 Martin Jambor <mjambor@suse.cz>
1699 PR tree-optimization/43347
1700 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
1701 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
1703 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
1705 PR rtl-optimization/42216
1706 * regrename.c (create_new_chain): New function, broken out from...
1707 (scan_rtx_reg): ... here. Call it. Handle the case where we are
1708 appending a use to an empty chain.
1709 (build_def_use): Remove previous changes that convert OP_INOUT to
1710 OP_OUT operands; instead detect the case where an OP_INOUT operand
1711 uses a previously untracked register and create an empty chain for it.
1713 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1715 * doc/extend.texi (Function Attributes): Rewrite unfinished
1716 sentence in ms_abi documentation.
1718 2010-03-17 Alan Modra <amodra@gmail.com>
1720 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
1721 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
1722 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
1723 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
1725 2010-03-16 Richard Henderson <rth@redhat.com>
1728 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
1729 (lower_try_finally): Save and restore eh_seq around the expansion
1732 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1734 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
1735 statements before splitting block.
1737 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1739 * doc/sourcebuild.texi (Testsuites): Fix markup.
1740 Use pathnames relative to gcc/testsuite.
1741 (Test Directives): Move description of how timeout is determined.
1742 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
1743 (C Tests): Correct gcc.misc-tests directory.
1744 Framework tests now live in gcc.test-framework.
1746 2010-03-16 Richard Guenther <rguenther@suse.de>
1749 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
1750 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
1752 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1753 Alexandre Oliva <aoliva@redhat.com>
1755 PR tree-optimization/42917
1756 * lambda-code.c (remove_iv): Skip debug statements.
1757 (lambda_loopnest_to_gcc_loopnest): Likewise.
1758 (not_interesting_stmt): Debug statements are not interesting.
1760 2010-03-16 Jakub Jelinek <jakub@redhat.com>
1764 * cselib.c (cselib_preserve_constants,
1765 cfa_base_preserved_val): New static variables.
1766 (preserve_only_constants): New function.
1767 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
1768 clear its REG_VALUES. If cselib_preserve_constants, don't
1769 empty the whole hash table, but preserve there VALUEs with constants,
1770 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
1771 (cselib_preserve_cfa_base_value): New function.
1772 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
1773 (cselib_init): Change argument to int bitfield. Set
1774 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
1776 (cselib_finish): Clear cselib_preserve_constants and
1777 cfa_base_preserved_val.
1778 * cselib.h (enum cselib_record_what): New enum.
1779 (cselib_init): Change argument to int.
1780 (cselib_preserve_cfa_base_value): New prototype.
1781 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
1782 * dse.c (dse_step1): Likewise.
1783 * cfgcleanup.c (thread_jump): Likewise.
1784 * sched-deps.c (sched_analyze): Likewise.
1785 * gcse.c (local_cprop_pass): Likewise.
1786 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
1787 If FN is non-NULL, call the callback always and whenever it returns
1788 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
1789 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
1790 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
1791 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
1792 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
1793 * var-tracking.c: Include recog.h.
1794 (bb_stack_adjust_offset): Remove.
1795 (vt_stack_adjustments): Don't call it, instead just gather the
1796 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
1797 (adjust_stack_reference): Remove.
1798 (compute_cfa_pointer): New function.
1799 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
1800 (struct adjust_mem_data): New type.
1801 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
1803 (get_address_mode): New function.
1804 (replace_expr_with_values): Use it.
1805 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
1806 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
1807 (adjust_sets): Remove.
1808 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
1809 Use get_address_mode.
1810 (get_adjusted_src): Remove.
1811 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
1812 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
1813 (add_with_sets): Don't call adjust_sets.
1814 (fp_setter, vt_init_cfa_base): New functions.
1815 (vt_initialize): Change return type to bool. Move most of pool etc.
1816 initialization to the beginning of the function from end. Pass
1817 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
1818 If !frame_pointer_needed, call vt_stack_adjustment before mos
1819 vector is filled, call vt_init_cfa_base if argp/framep has been
1820 eliminated to sp. If frame_pointer_needed and argp/framep has
1821 been eliminated to hard frame pointer, set
1822 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1823 encountering fp setter in the prologue. For MO_ADJUST, call
1824 log_op_type before pusing the op into mos vector, not afterwards.
1825 Call adjust_insn before cselib_process_insn/add_with_sets,
1826 call cancel_changes (0) afterwards.
1827 (variable_tracking_main_1): Adjust for vt_initialize calling
1828 vt_stack_adjustments and returning whether it succeeded or not.
1830 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1832 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1835 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1837 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1839 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
1840 drap_reg has not been set.
1842 2010-03-15 Michael Matz <matz@suse.de>
1845 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
1846 use it to expand block copies.
1847 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1848 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
1849 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
1851 2010-03-15 Richard Guenther <rguenther@suse.de>
1853 PR tree-optimization/43367
1854 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
1857 2010-03-15 Richard Guenther <rguenther@suse.de>
1859 PR tree-optimization/43317
1860 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
1862 2010-03-15 Martin Jambor <mjambor@suse.cz>
1864 PR tree-optimization/43141
1865 * tree-sra.c (create_abstract_origin): New function.
1866 (modify_function): Call create_abstract_origin.
1868 2010-03-15 Chris Demetriou <cgd@google.com>
1870 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
1873 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1876 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1877 call insert_out_of_ssa_copy for default definitions.
1879 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1881 * graphite-clast-to-gimple.c (my_long_long): Defined.
1882 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1883 * graphite-sese-to-poly.c (my_long_long): Defined.
1884 (scop_ivs_can_be_represented): Use it.
1886 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1888 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1889 graphite-max-bbs-per-function, and loop-block-tile-size.
1890 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1892 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1894 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1896 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1897 forward declaration.
1898 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1899 (add_upper_bounds_from_estimated_nit): New.
1900 (build_loop_iteration_domains): Use it.
1902 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1904 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1906 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1909 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1910 should be an INTEGER_CST. Also handle CASE_CONVERT.
1912 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1914 * graphite.c (graphite_initialize): To bound the number of bbs per
1915 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
1916 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
1917 * doc/invoke.texi: Document it.
1919 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1921 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
1922 * graphite-sese-to-poly.h (build_poly_scop): Same.
1924 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1926 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
1927 the number of parameters in the scop. Use as an upper bound
1928 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
1929 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
1930 * doc/invoke.texi: Document it.
1932 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
1934 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
1935 * doc/c-tree.texi: Remove.
1936 * doc/generic.texi: Merge c-tree.texi here.
1937 * doc/gccint.texi (Trees): Remove menu entry.
1938 (c-tree.texi): Remove @include.
1939 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
1940 * doc/languages.texi (Reading RTL): Ditto.
1942 2010-03-12 Steve Ellcey <sje@cup.hp.com>
1945 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
1947 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1950 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
1951 code added to work around reload clobbering CONST insns.
1953 2010-03-12 Jakub Jelinek <jakub@redhat.com>
1955 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
1956 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
1957 (cselib_preserve_only_values): Remove retain argument, don't
1958 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
1959 * cselib.h (cselib_preserve_only_values): Remove retain argument.
1960 * var-tracking.c (micro_operation): Move insn field before union.
1961 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
1962 (struct variable_tracking_info_def): Remove n_mos field, change
1963 mos into a vector of micro_operations.
1964 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
1965 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
1966 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
1967 changing into a vector.
1968 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
1969 come before all other uops generated by add_stores.
1970 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
1972 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
1973 a vector. Run just one pass over the bbs instead of separate counting
1974 and computation phase.
1975 (vt_finalize): Free VTI (bb)->mos vector instead of array.
1978 * tree-inline.c (remap_decls): Put old_var rather than origin_var
1979 into *nonlocalized_list vector.
1980 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
1981 even if origin is non-NULL.
1982 (gen_variable_die): Likewise.
1983 (process_scope_var): Don't change origin.
1984 (gen_decl_die): Likewise.
1985 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
1986 before adding new edges instead of after it, fix moving over
1989 2010-03-11 David S. Miller <davem@davemloft.net>
1991 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
1993 * configure: Rebuild.
1995 2010-03-11 Martin Jambor <mjambor@suse.cz>
1997 PR tree-optimization/43257
1998 * tree.c (assign_assembler_name_if_neeeded): New function.
1999 (free_lang_data_in_cgraph): Assembler name assignment moved to the
2001 * tree.h (assign_assembler_name_if_neeeded): Declare.
2002 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
2003 the function if needed.
2005 2010-03-11 Chris Demetriou <cgd@google.com>
2007 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
2008 include/stdint-gcc.h, and include/stdint.h world-readable.
2010 2010-03-11 Richard Guenther <rguenther@suse.de>
2012 PR tree-optimization/43255
2013 * tree-vrp.c (process_assert_insertions_for): Do not insert
2014 asserts for trivial conditions.
2016 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2018 PR tree-optimization/43280
2019 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
2020 generation. Move calculation of size out of the if branch.
2021 (find_bswap): Modify compare number generation.
2023 2010-03-11 Richard Guenther <rguenther@suse.de>
2026 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
2027 (input_gimple_stmt): Fixup handled component types during
2028 operand read. Also fix up decls in ADDR_EXPRs.
2030 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
2032 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
2033 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
2035 2010-03-10 Jan Hubicka <jh@suse.cz>
2038 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
2039 * varasm.c (get_variable_section): Don't do that here...
2040 (make_decl_rtl): ... and here.
2041 (do_assemble_alias): Produce decl RTL.
2042 (assemble_alias): Likewise.
2044 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2047 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
2048 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
2050 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
2051 (based_loc_descr): Only express drap or vdrap regno based expressions
2052 using DW_OP_fbreg when not optimizing.
2053 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
2054 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
2055 REG_CFA_SET_VDRAP note.
2057 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
2059 PR tree-optimization/43236
2060 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
2061 error in calculation of base address in reverse iteration case.
2062 (generate_builtin): Take number of latch executions if the statement
2065 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
2068 * tree-eh.c: Include pointer-set.h.
2069 (lower_eh_dispatch): Filter out duplicate case labels and
2070 remove the unneeded edge when the label is unused. Return
2071 true when some edges are removed.
2072 (execute_lower_eh_dispatch): When any lowering resulted in
2073 removing an edge, also delete unreachable blocks.
2075 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2078 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2079 UNSPEC_MACHOPIC_OFFSET.
2081 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
2084 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2085 (m68k_delegitimize_address): New function.
2087 2010-03-09 Jakub Jelinek <jakub@redhat.com>
2090 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
2093 * var-tracking.c (adjust_sets): New function.
2094 (count_with_sets, add_with_sets): Use it.
2095 (get_adjusted_src): New inline function.
2096 (add_stores): Use it.
2099 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
2100 call cselib_dummy_expand_value_rtx_cb instead of
2101 cselib_expand_value_rtx_cb.
2104 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
2105 * config/i386/i386.c: Include debug.h and dwarf2out.h.
2106 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
2107 and .cfi_endproc around the pic thunks.
2108 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
2109 all queued unwind info register saves are saved before the call.
2110 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
2111 considered as sp-=4 for unwind info and the pop as sp+=4 which
2112 also clobbers dest, but doesn't actually restore it.
2115 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
2116 RTX_FRAME_RELATED_P.
2118 2010-03-09 Jie Zhang <jie@codesourcery.com>
2120 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
2121 whitespaces in output template.
2123 2010-03-09 Jie Zhang <jie@codesourcery.com>
2125 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
2128 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2130 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
2131 builtins.exp in a separate job.
2133 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2135 * graphite-sese-to-poly.c (add_param_constraints): Use
2136 lower_bound_in_type and upper_bound_in_type.
2138 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2140 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
2141 instead of unsigned_type_node.
2143 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2144 Reza Yazdani <reza.yazdani@amd.com>
2147 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
2148 on pointer type parameters.
2150 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2154 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
2155 handle conversions from pointer to integers.
2156 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
2157 induction variable, to be able to work with code generated by CLooG.
2158 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
2159 (build_poly_scop): Bail out if we cannot codegen a loop.
2161 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2163 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
2164 code generation with gloog_error.
2166 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2168 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
2169 Call fold_convert on all the returned values.
2170 (expand_scalar_variables_expr): Pass to
2171 expand_scalar_variables_ssa_name the type of the resulting expression.
2173 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2175 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
2176 ppl_min_for_le_pointset.
2177 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
2178 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
2180 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2182 * graphite-dependences.c (map_into_dep_poly): Removed.
2183 (dependence_polyhedron_1): Use combine_context_id_scat.
2185 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2187 * graphite-poly.h (struct poly_scattering): Add layout documentation.
2188 (struct poly_bb): Same.
2189 (combine_context_id_scat): New.
2191 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2194 * sese.c (name_defined_in_loop_p): Return false for default
2197 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2199 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
2200 and clean up the logic.
2202 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2204 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
2207 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2209 * var-tracking.c (remove_cselib_value_chains): Define only for
2211 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
2212 delete_slot_part, emit_notes_for_differences_1): Don't call
2213 remove_cselib_value_chains here.
2214 (set_slot_part, emit_notes_for_differences_2): Don't call
2215 add_cselib_value_chains here.
2216 (preserved_values): New vector.
2217 (preserve_value): New function.
2218 (add_uses, add_stores, vt_add_function_parameters): Use it
2219 instead of cselib_preserve_value.
2220 (changed_values_stack): New vector.
2221 (check_changed_vars_0): New function.
2222 (check_changed_vars_1, check_changed_vars_2): Use it.
2223 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
2224 changed_values_stack VALUEs.
2225 (vt_emit_notes): For all preserved_values call
2226 add_cselib_value_chains. If ENABLE_CHECKING call
2227 remove_cselib_value_chains before verifying value_chains is empty.
2228 Initialize and free changed_values_stack.
2229 (vt_initialize): Initialize preserved_values.
2230 (vt_finalize): Free preserved_values.
2232 2010-03-08 Richard Guenther <rguenther@suse.de>
2234 PR tree-optimization/43269
2235 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
2238 2010-03-08 Martin Jambor <mjambor@suse.cz>
2240 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
2241 (ipa_is_param_called): Removed.
2242 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
2243 (ipa_print_node_params): Do not print the called flag.
2244 (ipa_write_node_info): Do not stream the called flag.
2245 (ipa_read_node_info): Likewise.
2247 2010-03-07 Jakub Jelinek <jakub@redhat.com>
2250 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
2251 * cselib.c (struct expand_value_data): Add dummy field.
2252 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
2254 (cselib_dummy_expand_value_rtx_cb): New function.
2255 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
2257 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
2258 * var-tracking.c: Include pointer-set.h.
2259 (variable): Change n_var_parts to char from int. Add
2260 cur_loc_changed and in_changed_variables fields.
2261 (variable_canonicalize): Remove.
2262 (shared_var_p): New inline function.
2263 (unshare_variable): Maintain cur_loc_changed and
2264 in_changed_variables fields. If var was in changed_variables,
2265 replace it there with new_var. Just copy cur_loc instead of
2266 resetting it to something else.
2267 (variable_union): Don't recompute cur_loc. Use shared_var_p.
2268 (dataflow_set_union): Don't call variable_canonicalize.
2269 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
2270 of their DEBUG_EXPR_TREE_DECLs.
2271 (canonicalize_loc_order_check): Verify that cur_loc is NULL
2272 and in_changed_variables and cur_loc_changed is false.
2273 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
2274 and cur_loc_changed. Don't update cur_loc here.
2275 (variable_merge_over_src): Don't call variable_canonicalize.
2276 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
2277 removing loc that is equal to cur_loc, clear cur_loc,
2278 set cur_loc_changed and ensure variable_was_changed is called.
2279 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
2280 compare pointers in cur_loc check, if it is equal to loc,
2281 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
2282 (variable_different_p): Remove compare_current_location argument,
2283 don't compare cur_loc.
2284 (dataflow_set_different_1): Adjust variable_different_p caller.
2285 (variable_was_changed): If dv had some var in changed_variables
2286 already, reset in_changed_variables flag for it and propagate
2287 cur_loc_changed over to the new variable. On empty var
2288 always set cur_loc_changed. Set in_changed_variables on whatever
2289 var is added to changed_variables.
2290 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
2291 Use shared_var_p. When removing loc that is equal to cur_loc,
2292 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
2293 end, don't set it to something else, just call variable_was_changed.
2294 (delete_slot_part): Use shared_var_p. When cur_loc equals to
2295 loc being removed, clear cur_loc and set cur_loc_changed.
2296 Set cur_loc_changed if all locations have been removed.
2297 (struct expand_loc_callback_data): New type.
2298 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
2299 allocated. Always create SUBREGs if simplify_subreg failed.
2300 Prefer to use cur_loc, when that fails and still in
2301 changed_variables (and seen first time) recompute it. Set
2302 cur_loc_changed of variables which had to change cur_loc and
2303 compute elcd->cur_loc_changed if any of the subexpressions used
2304 had to change cur_loc.
2305 (vt_expand_loc): Adjust to pass arguments in
2306 expand_loc_callback_data structure.
2307 (vt_expand_loc_dummy): New function.
2308 (emitted_notes): New variable.
2309 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
2310 that weren't used for any other decl in current
2311 emit_notes_for_changes call call vt_expand_loc_dummy to update
2312 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
2313 first loc_chain location if NULL before. Always use just
2314 cur_loc instead of first loc_chain location. When cur_loc_changed
2315 is false, when not --enable-checking=rtl just don't emit any note.
2316 When rtl checking, compute the note and assert it is the same
2317 as previous note. Clear cur_loc_changed and in_changed_variables
2318 at the end before removing from changed_variables.
2319 (check_changed_vars_3): New function.
2320 (emit_notes_for_changes): Traverse changed_vars to call
2321 check_changed_vars_3 on each changed var.
2322 (emit_notes_for_differences_1): Clear cur_loc_changed and
2323 in_changed_variables. Recompute cur_loc of new_var.
2324 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
2325 (vt_emit_notes): Initialize and destroy emitted_notes.
2327 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
2329 PR rtl-optimization/42220
2330 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
2331 Use verify_reg_tracked to determine if we should use OP_OUT rather
2333 (build_def_use): If we see an in-out operand for a register that we
2334 know nothing about, treat is an output if possible, fail the block if
2337 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2340 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
2343 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2346 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
2347 uses of relevant DEFs that are dead outside the loop too.
2349 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2351 * var-tracking.c (dataflow_set_merge): Swap src and src2.
2353 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2355 * var-tracking.c (values_to_unmark): New variable.
2356 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2357 values_to_unmark vector. Moved body to...
2358 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2359 instead queue it into values_to_unmark vector.
2360 (vt_find_locations): Free values_to_unmark vector.
2362 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
2364 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
2365 (site.exp): Export them when plugins are enabled.
2367 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
2370 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
2372 (chrec_fold_multiply): Same.
2374 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2377 * c-decl.c (build_compound_literal): Return early if init is
2380 2010-03-04 Martin Jambor <mjambor@suse.cz>
2382 PR tree-optimization/43164
2383 PR tree-optimization/43191
2384 * tree-sra.c (type_consists_of_records_p): Reject records with
2385 zero-size bit-fields at the end.
2387 2010-03-04 Mike Stump <mikestump@comcast.net>
2389 * Makefile.in (TAGS): Remove *.y.
2391 2010-03-04 Richard Guenther <rguenther@suse.de>
2393 PR tree-optimization/40761
2394 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
2396 (my_rev_post_order_compute): New function.
2397 (init_pre): Call it.
2399 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
2402 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
2403 decrease the cost of an IV candidate when the cost is infinite.
2405 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2407 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
2408 Use '3DNow!' for the extension of that name, ensure normal space
2410 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2412 2010-03-03 Jeff Law <law@redhat.com>
2414 * PR middle-end/32693
2415 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
2416 than gen_rtx_SUBREG.
2417 (extract_bit_field_1): Likewise.
2419 2010-03-03 Janis Johnson <janis187@us.ibm.com>
2421 * doc/sourcebuild.texi (Test directives): Document that arguments
2422 include-opts and exclude-opts are now optional for dg-skip-if,
2423 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
2425 2010-03-03 Jason Merrill <jason@redhat.com>
2428 * cgraph.h (varpool_node): Add extra_name field.
2429 * varpool.c (varpool_extra_name_alias): New.
2430 (varpool_assemble_decl): Emit extra name aliases.
2431 (varpool_mark_needed_node): Look past an extra name alias.
2432 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
2433 * lto-streamer-in.c (lto_input_tree): Read it.
2434 * lto-streamer-out.c (output_unreferenced_globals): Write it.
2436 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
2438 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
2439 (sparc*-*-solaris2*): ...this.
2441 2010-03-03 Jakub Jelinek <jakub@redhat.com>
2444 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
2445 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
2446 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
2447 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
2450 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
2451 fallthrough to default handling, just with want_address 0 instead of 2.
2452 For single element lists, add_AT_loc directly, otherwise create an
2453 artificial variable DIE and stick location list to it.
2456 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
2457 (VAL_EXPR_HAS_REVERSE): Define.
2458 (reverse_op): New function.
2459 (add_stores): For reversible operations add an extra MO_VAL_USE.
2461 2010-03-02 Jason Merrill <jason@redhat.com>
2463 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
2465 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
2467 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
2468 (sparc64-*-linux*): Likewise.
2469 (sparc64-*-solaris2*): Include assembler files before linker ones.
2470 (sparc-*-solaris2*): Simplify and reorder to match previous case.
2471 * config/sparc/gas.h: Delete.
2472 * config/sparc/sol2-64.h: Add copyright notice.
2473 * config/sparc/sol2-gas-bi.h: Likewise.
2474 * config/sparc/sol2-gld.h: Likewise.
2475 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
2476 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
2477 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
2478 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
2479 (sparc_elf_asm_named_section): Rename into...
2480 (sparc_solaris_elf_asm_named_section): ...this. Always define.
2482 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
2484 * config/alpha/alpha.c (override_options): Fix -mtune error message.
2486 2010-03-02 Jeff Law <law@redhat.com>
2489 * reload1.c (rtx_p, substitute_stack): Declare.
2490 (substitute): Record addresses of changed rtxs.
2491 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
2492 Restore the original rtx when complete.
2493 (reload): Free subsitute_stack when complete.
2495 2010-03-02 Janis Johnson <janis187@us.ibm.com>
2497 * doc/gccint.texi (menu): Add Testsuites as a chapter.
2498 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
2500 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
2501 LTO Testing, gcov Testing, profopt Testing, compat Testing,
2502 Torture Tests): Change from subsection to section.
2504 2010-03-02 Jakub Jelinek <jakub@redhat.com>
2505 Steven Bosscher <steven@gcc.gnu.org>
2507 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
2510 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
2513 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
2514 the assignment from the new induction variable to the assignment
2515 of the value from the original loop PHI function.
2517 2010-03-01 Janis Johnson <janis187@us.ibm.com>
2518 Daniel Jacobowitz <dan@codesourcery.com>
2520 * doc/sourcebuild.texi (Test directives): Clarify options to
2523 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2525 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
2526 Disable cfi directives unless GCC and gas agree on using read-only
2527 .eh_frame sections for 64-bit.
2528 * configure: Regenerate.
2530 2010-03-01 Richard Guenther <rguenther@suse.de>
2532 PR tree-optimization/43220
2533 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
2534 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
2536 2010-03-01 Richard Guenther <rguenther@suse.de>
2537 Martin Jambor <mjambor@suse.cz>
2540 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
2541 gimplified parameters.
2543 2010-03-01 Christian Bruel <christian.bruel@st.com>
2545 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
2547 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
2549 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
2551 2010-03-01 Richard Guenther <rguenther@suse.de>
2554 * expr.c (expand_assignment): Use the alias-oracle to tell
2555 if the rhs aliases the result decl.
2557 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2560 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
2561 to sol_gt_pch_get_address.
2562 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
2563 64-bit, SPARC and x86.
2564 (sol_gt_pch_get_address): New function.
2566 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
2568 * toplev.h (inform_n, error_n): Declare.
2569 * diagnostic.c (inform_n, error_n): New function.
2571 2010-03-01 Jakub Jelinek <jakub@redhat.com>
2573 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
2574 has no rtl yet when processing local_decls, queue it and recheck
2575 if deferred stack allocation hasn't assigned it rtl.
2577 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2579 * config/sh/sh.c (unspec_bbr_uid): New.
2580 (gen_block_redirect): Use it instead of INSN_UID.
2581 (gen_far_branch): Likewise.
2583 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
2585 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
2586 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
2588 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2590 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
2591 (Warning Options): -Wno-conversion-null is valid for
2592 Objective-C++ as well.
2593 * doc/tm.texi (Named Address Spaces): Likewise.
2594 * doc/plugins.texi (Plugins): Replace TABs with spaces.
2595 * doc/tree-ssa.texi (Tree SSA): Likewise.
2597 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2600 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
2601 by default. Don't set the default arch for
2602 i[34567]86-*-darwin*|x86_64-*-darwin*.
2604 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2607 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
2608 default. Set the default 32bit/64bit archs with $with_arch
2609 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
2611 2010-02-27 Richard Guenther <rguenther@suse.de>
2613 PR tree-optimization/43186
2614 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
2615 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
2616 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
2617 unroller iterations.
2619 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2621 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
2622 required and i[34567]86-*-* targets don't support 64bit ISA.
2624 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
2627 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2630 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2632 * config.gcc: Set the default arch at least to Prescott for
2633 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
2634 if SSE math is enabled.
2636 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2638 * diagnostic.c (diagnostic_initialize): Update.
2639 (diagnostic_report_diagnostic): Test inhibit_notes_p for
2641 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
2642 (diagnostic_inhibit_notes): New.
2643 * toplev.c (process_options): inhibit notes with -fcompare-debug.
2645 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2648 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
2649 * doc/standards.texi: Likewise.
2650 * doc/extend.texi: Likewise.
2651 * doc/trouble.texi: Likewise.
2652 * doc/cppopts.texi: Likewise.
2653 * doc/install.texi: Likewise.
2654 * c.opt (std=c90,std=gnu90): New options.
2655 * c-opts.c (c_common_handle_option): Handle them.
2657 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2660 * c-decl.c (undeclared_variable): Use an informative note.
2662 2010-02-26 Richard Guenther <rguenther@suse.de>
2664 PR tree-optimization/43186
2665 * gimple.h (gimple_fold): Remove.
2666 * gimple.c (gimple_fold): Remove. Inline into single user ...
2667 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
2668 Try harder for conditions.
2670 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2673 * function.c (used_types_insert): Don't skip through named pointer
2674 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
2675 and it is different from the main variant's type.
2677 2010-02-26 Nick Clifton <nickc@redhat.com>
2679 * config/rx/rx.md (sminsi3): Remove bogus alternative.
2681 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2683 * config.gcc: Support --with-fpmath=sse for x86.
2685 * config/i386/ssemath.h: New.
2687 * doc/install.texi (--with-fpmath=sse): Documented.
2689 2010-02-26 Richard Guenther <rguenther@suse.de>
2691 PR tree-optimization/43188
2692 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
2693 vector types of over-aligned element type.
2695 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
2698 * config/i386/i386.c (expand_vec_perm_blend): Use correct
2699 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
2701 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
2703 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
2705 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2707 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
2708 * var-tracking.c: Include diagnostic.h.
2709 (debug_dv): New function.
2710 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
2713 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
2714 (add_value_chain, add_value_chains, remove_value_chain,
2715 remove_value_chains): Handle DEBUG_EXPRs.
2716 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
2719 * regcprop.c (struct queued_debug_insn_change): New type.
2720 (struct value_data_entry): Add debug_insn_changes field.
2721 (struct value_data): Add n_debug_insn_changes field.
2722 (debug_insn_changes_pool): New variable.
2723 (free_debug_insn_changes, apply_debug_insn_changes,
2724 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
2725 (kill_value_one_regno): Call free_debug_insn_changes if needed.
2726 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
2728 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
2730 (copyprop_hardreg_forward_1): Don't call apply_change_group for
2731 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
2732 changes, call cprop_find_used_regs via note_stores.
2733 (copyprop_hardreg_forward): When copying vd from predecessor
2734 which has any queued DEBUG_INSN changes, make sure the pointers are
2735 cleared. At the end call df_analyze and then if there are any
2736 DEBUG_INSN changes queued at the end of some basic block for still
2737 live registers, apply them.
2738 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
2740 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
2742 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
2745 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
2747 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
2748 targets. Set the default with_cpu/with_arch from arch/cpu.
2749 Allow x86-64 and native for with_cpu/with_arch.
2751 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
2753 * ebitmap.c: Change calls to verify_popcount with calls to
2754 sbitmap_verify_popcount.
2755 (ebitmap_clear_bit): Fixed map->cacheindex test and
2756 map>cache update when bit clearing results in an empty
2759 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2762 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
2763 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
2764 and support both V2DF and V2DI modes.
2765 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
2766 support both V2DF and V2DI modes.
2767 (general): Delete trailing whitespace from a few patterns.
2769 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2770 V2DF/V2DI interleave high/low builtins.
2772 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
2775 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
2776 interleave high/low functions.
2778 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
2780 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
2781 #pragma extern_prefix.
2783 2010-02-25 Jakub Jelinek <jakub@redhat.com>
2786 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
2787 BLKmode, assert op0 is a MEM and just adjust its mode.
2790 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
2791 if bitpos isn't multiple of mode's bitsize.
2793 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2795 * c.opt (-ftemplate-depth=): New.
2796 (-ftemplate-depth-): Deprecate.
2797 * optc-gen.awk: Handle -ftemplate-depth=.
2798 * opth-gen.awk: Likewise.
2799 * c-opts.c (c_common_handle_option): Likewise.
2800 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
2802 2010-02-24 Jason Merrill <jason@redhat.com>
2804 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
2806 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2808 * cfg.c (alloc_aux_for_block): Remove inline.
2809 (alloc_aux_for_edge): Likewise.
2811 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2813 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
2815 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2817 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
2818 * config/i386/sol2-gas.h: New file.
2819 * config.gcc (i[34567]86-*-solaris2*): Use it.
2821 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2824 * c-typeck.c (ep_convert_and_check): New.
2825 (build_conditional_expr): Use it.
2826 (build_binary_op): Likewise.
2828 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2830 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2833 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2834 bounds even for -O+.
2835 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2836 expr needs to have DECL_NAME set.
2838 2010-02-24 Nick Clifton <nickc@redhat.com>
2840 * config/mep/mep.c: Include gimple.h.
2841 (mep_function_uses_sp): Delete unused function.
2842 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
2843 parameters. Use unsigned integers to count args. Return a
2844 NULL_RTX instead of an error_mark_node. Toidy up formatting.
2846 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2849 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
2850 greater or equal to nelt instead of 2 * nelt.
2851 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
2854 2010-02-23 Jason Merrill <jason@redhat.com>
2857 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
2858 in cfun->local_decls even if they have register types.
2861 * stor-layout.c (place_field): Don't warn about unnecessary
2862 DECL_PACKED if the type is packed.
2864 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2867 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
2868 GOTOFF relocs, even when the base reg isn't pic pointer.
2870 2010-02-23 Michael Matz <matz@suse.de>
2873 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
2874 (expand_gimple_basic_block): Generate and use debug temps if there
2875 are debug uses left after the last real use of TERed ssa names.
2876 Unlink debug immediate uses when they are expanded.
2878 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2881 * config/i386/i386.c (override_options): Reorganise to provide
2882 better error messages.
2884 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2887 * graphite-scop-detection.c (create_single_exit_edge): Move
2888 the call to find_single_exit_edge to....
2889 (create_sese_edges): ...here. Don't handle multiple edges
2890 exiting the function.
2891 (build_graphite_scops): Don't handle multiple edges
2892 exiting the function.
2894 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2897 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
2898 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
2900 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2903 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
2905 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2908 * c-typeck.c (convert_arguments): Print declaration location.
2909 * c-common.c (validate_nargs): Rename as
2910 builtin_function_validate_nargs.
2911 (check_builtin_function_arguments): Update.
2913 2010-02-22 Richard Guenther <rguenther@suse.de>
2916 * tree-inline.c (declare_return_variable): Use the type of
2917 the call stmt lhs if available.
2919 2010-02-22 Duncan Sands <baldrick@free.fr>
2921 * passes.c (register_pass): Always consider all pass lists when
2922 ref_pass_instance_number is zero.
2924 2010-02-22 Richard Guenther <rguenther@suse.de>
2926 PR tree-optimization/42749
2927 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
2928 parameter. Do arithmetic in the original type.
2929 (update_accumulator_with_ops): Likewise.
2930 (adjust_accumulator_values): Adjust.
2932 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2934 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
2935 (QI to BLKmode splitter): New splitter.
2937 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
2939 * config/i386/i386.c (initial_ix86_tune_features): Turn on
2940 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
2942 2010-02-22 Richard Guenther <rguenther@suse.de>
2944 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
2946 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
2948 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
2949 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
2950 ($(T)crti.o, $(T)crtn.o): Remove rules.
2952 2010-02-21 Tobias Burnus <burnus@net-b.de>
2955 * doc/invoke.texi (-fassociative-math): Document that this
2956 option is automatically enabled for Fortran.
2958 2010-02-20 David S. Miller <davem@davemloft.net>
2960 * configure.ac: Test if linker and assembler properly support
2961 GOTDATA_OP relocations.
2962 * configure: Rebuild.
2963 * config.in: Likewise.
2964 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
2965 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
2966 (movsi_high_pic): Likewise.
2967 (movdi_lo_sum_pic): Likewise.
2968 (movdi_high_pic): Likewise.
2969 (movsi_pic_gotdata_op): New pattern.
2970 (movdi_pic_gotdata_op): Likewise.
2971 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
2972 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
2974 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
2977 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
2978 attribute to ssemul.
2979 (xop_mulv2div2di3_high): Ditto.
2981 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2984 * c.opt (Wconversion-null): New option.
2985 * doc/invoke.texi (Wconversion-null): Document.
2987 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2989 * common.opt (Wlarger-than-): Add Undocumented.
2991 2010-02-19 Mike Stump <mikestump@comcast.net>
2993 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
2995 2010-02-19 Jason Merrill <jason@redhat.com>
2998 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
2999 * configure: Likewise.
3001 2010-02-20 Alan Modra <amodra@gmail.com>
3004 * cgraph.h (cgraph_make_decl_local): Declare.
3005 * cgraph.c (cgraph_make_decl_local): New function.
3006 (cgraph_make_node_local): Use it.
3007 * cgraphunit.c (cgraph_function_versioning): Likewise.
3008 * ipa.c (function_and_variable_visibility): Likewise.
3010 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3013 * except.c (sjlj_emit_function_enter): Don't call
3014 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
3016 * rtl.h (add_reg_br_prob_note): Remove prototype.
3018 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3021 * c-common.c (conversion_warning): Remove widening conversions
3022 before checking the conversion of integers to reals.
3024 2010-02-19 Mike Stump <mikestump@comcast.net>
3027 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
3030 * cgraphunit.c (process_function_and_variable_attributes): Check
3031 DECL_PRESERVE_P instead of looking up attribute "used".
3032 * ipa-pure-const.c (check_decl): Likewise.
3033 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
3034 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
3035 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
3036 instead of attribute "used".
3037 * config/sol2-c.c (solaris_pragma_init): Likewise.
3038 (solaris_pragma_fini): Likewise.
3040 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3042 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
3043 Use XCNEW instead of xcalloc.
3044 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
3045 XNEW instead of xmalloc.
3046 (get_fields): Use XNEWVEC instead of xmalloc.
3049 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
3050 populate vars array.
3051 (create_new_general_access): For debug stmts just reset value.
3052 (get_stmt_accesses): For accesses within debug stmts just record them
3053 using add_access_to_acc_sites instead of preventing the peeling or
3054 counting them as accesses.
3057 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
3059 2010-02-19 Richard Guenther <rguenther@suse.de>
3061 PR tree-optimization/42916
3062 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
3065 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
3067 * configure.ac: Replace all uses of changequote in macro arguments
3068 with proper quoting.
3070 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3073 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
3075 2010-02-19 Richard Guenther <rguenther@suse.de>
3077 PR tree-optimization/42944
3078 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
3079 test for aliasing with errno.
3081 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3084 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
3085 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
3086 * dojump.c: Include output.h.
3087 (inv): New inline function.
3088 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
3089 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
3090 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
3091 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
3092 argument, pass it down to other calls.
3093 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
3094 add REG_BR_PROB note to the conditional jump.
3095 * cfgexpand.c (add_reg_br_prob_note): Removed.
3096 (expand_gimple_cond): Don't call it, add the probability
3097 as last argument to jumpif_1/jumpifnot_1.
3098 * Makefile.in (dojump.o): Depend on output.h.
3099 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
3101 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
3102 * stmt.c (do_jump_if_equal): Likewise.
3103 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
3104 * loop-unswitch.c (compare_and_jump_seq): Likewise.
3105 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
3107 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
3108 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
3109 jumpifnot_1 callers.
3110 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
3112 (store_expr): Adjust jumpifnot caller.
3113 (store_constructor): Adjust jumpif caller.
3116 * gimplify.c (gimple_boolify): For __builtin_expect call
3117 gimple_boolify also on its first argument.
3119 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
3121 * configure.ac (gnu-unique-object): Wrap regexps using [] in
3123 (__stack_chk_fail): Ditto. Remove quadrigraphs.
3124 * configure: Regenerated.
3126 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3128 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
3129 lang_hooks.types_compatible_p instead of comptypes.
3131 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
3133 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
3134 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
3135 if __prefer_thumb__ is defined.
3137 2010-02-18 Martin Jambor <mjambor@suse.cz>
3139 PR tree-optimization/43066
3140 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
3141 array with zero-sized element type.
3143 2010-02-18 Jakub Jelinek <jakub@redhat.com>
3145 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
3146 rtx, allocate struct var_loc_node here and return it to the
3147 caller, and only if it is actually needed.
3148 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
3149 move it earlier and return immediately if it returns NULL.
3151 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
3153 * config/sparc/gas.h: New file. Restore
3154 TARGET_ASM_NAMED_SECTION to its ELF default.
3155 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
3157 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3158 Likewise. Add ATTRIBUTE_UNUSED to prototype.
3159 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
3160 after sparc/sysv4.h.
3162 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
3164 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
3166 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
3168 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
3169 patterns from predicated pattern.
3171 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
3174 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
3175 for insn mnemonic suffix.
3177 2010-02-17 Richard Guenther <rguenther@suse.de>
3179 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
3182 2010-02-17 Jakub Jelinek <jakub@redhat.com>
3185 * caller-save.c (save_call_clobbered_regs): If BB ends with
3186 a DEBUG_INSN, move any notes in between last real insn and the last
3187 DEBUG_INSN after the last DEBUG_INSN.
3189 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
3191 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
3192 Fix return type. Fix argument type. Explain meaning of return value.
3194 2010-02-16 Richard Guenther <rguenther@suse.de>
3196 PR tree-optimization/41043
3197 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
3198 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
3200 (vrp_visit_phi_node): ... but only for loop PHI nodes.
3202 2010-02-16 Ira Rosen <irar@il.ibm.com>
3204 PR tree-optimization/43074
3205 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
3206 * tree-vect-loop.c (vect_analyze_loop_operations): Add
3207 vectorizable cycles in hybrid SLP check.
3208 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
3210 2010-02-16 Richard Guenther <rguenther@suse.de>
3212 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
3213 (true_dependence): If memrefs_conflict_p computes must-alias
3214 trust it. Move TBAA check after offset-based disambiguation.
3215 (canon_true_dependence): Likewise.
3217 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
3219 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
3220 * doc/invoke.texi: Document it.
3221 * var-tracking.c: Include toplev.h and params.h.
3222 (vt_find_locations): Return bool indicating success. Compute
3223 hash sizes unconditionally. Check new parameter, report.
3224 (variable_tracking_main_1): Check vt_find_locations results and
3225 retry. Renamed from...
3226 (variable_tracking_main): ... this. New wrapper to preserve
3227 flag_var_tracking_assignments.
3228 * Makefile.in (var-tracking.o): Adjust dependencies.
3230 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
3231 Jakub Jelinek <jakub@redhat.com>
3234 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
3235 if weak_import attribute is present.
3236 * config/darwin.c (machopic_select_section): Likewise.
3238 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
3240 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
3241 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
3242 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
3243 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
3245 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
3247 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3250 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
3251 Rewrite text to refer to the names.
3253 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
3255 * config/i386/i386-builtin-types.def
3256 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
3257 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
3258 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
3259 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
3260 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
3261 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
3262 IX86_BUILTIN_VPERMIL2PS256.
3263 (MULTI_ARG_4_DF2_DI_I): Defined.
3264 (MULTI_ARG_4_DF2_DI_I1): Defined.
3265 (MULTI_ARG_4_SF2_SI_I): Defined.
3266 (MULTI_ARG_4_SF2_SI_I1): Defined.
3267 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
3268 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
3269 __builtin_ia32_vpermil2ps256.
3270 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3271 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3272 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
3273 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3274 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3275 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
3276 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
3277 CODE_FOR_xop_vpermil2v8sf3.
3278 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
3279 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
3280 * config/i386/xopintrin.h (_mm_permute2_pd): New.
3281 (_mm256_permute2_pd): New.
3282 (_mm_permute2_ps): New.
3283 (_mm256_permute2_ps): New.
3285 2010-02-15 Nick Clifton <nickc@redhat.com>
3287 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
3288 boolean parameters. Use emit_jump_insn when emitting a pop
3289 instruction containing a return insn.
3290 (push): Use 'true' rather than '1' as second parameter to F.
3291 (h8300_expand_prologue): Likewise.
3292 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
3293 (h8300_expand_epilogue): Likewise.
3295 2010-02-15 Richard Guenther <rguenther@suse.de>
3298 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
3301 2010-02-15 Nick Clifton <nickc@redhat.com>
3303 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
3306 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
3308 * intl.c (fake_ngettext): New function.
3309 * intl.h (fake_ngettext): Declare.
3310 (ngettext): Define macro.
3311 * collect2.c (notice_translated): New function.
3312 (main): Use notice_translated and ngettext.
3313 * collect2.h (notice_translated): Declare.
3315 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
3317 * reorg.c (delete_computation): Comment fixes.
3318 * caller-save.c (setup_save_areas): Idem.
3319 * sel-sched-dump.c (dump_lv_set): Idem.
3322 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3324 * config/s390/s390.c (s390_sched_init): New function.
3325 (TARGET_SCHED_INIT): Target hook defined.
3327 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
3328 Jack Howarth <howarth@bromo.med.uc.edu>
3329 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3332 Partial revert of unintended change in fix for PR41605.
3333 * config/darwin.h: Fix typo.
3334 * config/darwin9.h: Same.
3336 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3338 * c-pch.c (pch_init): Clear v.
3340 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3343 * graphite-scop-detection.c (graphite_can_represent_scev): Call
3344 graphite_can_represent_init for MULT_EXPR.
3346 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3350 * graphite-sese-to-poly.c (remove_phi): New.
3351 (translate_scalar_reduction_to_array): Call remove_phi.
3353 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3356 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
3357 * graphite-clast-to-gimple.h (gloog): Update declaration.
3358 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
3359 * graphite-poly.h (struct poly_bb): Add missing comments.
3360 (struct scop): Add poly_scop_p field.
3362 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
3363 * graphite.c (graphite_transform_loops): Build the polyhedral
3364 representation for each scop before code generation.
3365 * sese.c (rename_variables_in_operand): Removed.
3366 (rename_variables_in_expr): Return the renamed expression.
3367 (rename_sese_parameters): New.
3368 * sese.h (rename_sese_parameters): Declared.
3370 2010-02-11 Richard Guenther <rguenther@suse.de>
3372 PR tree-optimization/42998
3373 * tree-ssa-pre.c (create_expression_by_pieces): Treat
3374 POINTER_PLUS_EXPR properly.
3376 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3377 Changpeng Fang <changpeng.fang@amd.com>
3380 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
3381 the cost of an IV candidate when the IV is used in a test against zero.
3383 * gcc.dg/tree-ssa/ivopts-3.c: New.
3385 2010-02-11 Richard Guenther <rguenther@suse.de>
3388 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
3389 pointer-vs-decl case by swapping refs. Handle some cases
3390 of pointer-vs-decl disambiguations more conservatively.
3391 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
3392 to false after expanding.
3394 2010-02-11 Richard Guenther <rguenther@suse.de>
3397 * gcc.c (process_command): Handle LTO file@offset case more
3400 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3402 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
3403 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
3405 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
3407 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
3408 if MEM's mode size isn't DWARF2_ADDR_SIZE.
3409 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
3410 Optimize eq/ne comparisons when both arguments are known to be
3412 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
3413 Don't mask operands unnecessarily if they are known to be already
3416 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
3418 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
3421 2010-02-10 Richard Guenther <rguenther@suse.de>
3423 PR tree-optimization/43017
3424 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
3425 for wrapping signed arithmetic.
3427 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3430 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
3431 if no debug info should be emitted for it.
3433 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3435 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
3436 note when flag_exceptions is set.
3438 2010-02-10 Duncan Sands <baldrick@free.fr>
3440 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
3442 2010-02-10 Richard Guenther <rguenther@suse.de>
3445 * tree.c (get_unwidened): Handle constants.
3446 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
3448 2010-02-10 Martin Jambor <mjambor@suse.cz>
3451 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
3452 check for variable argument counts independently.
3454 2010-02-10 Christian Bruel <christian.bruel@st.com>
3457 * config/sh/sh.c (find_barrier): Increase length for non delayed
3458 conditional branches.
3460 2010-02-10 Christian Bruel <christian.bruel@st.com>
3462 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
3464 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3466 * builtins.c (set_builtin_user_assembler_name): Also handle
3467 ffs if int is smaller than word.
3469 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
3472 * ira-conflicts.c (get_dup): Remove.
3473 (process_reg_shuffles): Add new parameter. Use it as an
3474 additional guard for copy generation.
3475 (add_insn_allocno_copies): Rewrite.
3477 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
3479 * common.opt (fsched2-use-traces): Preserved for backward
3481 * doc/invoke.texi: Remove the documentation about option
3482 -fsched2-use-traces.
3483 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
3484 flag_sched2_use_traces.
3485 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
3486 the backward compatibility flag section.
3488 2010-02-09 Richard Guenther <rguenther@suse.de>
3490 PR tree-optimization/43008
3491 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
3492 make HEAP variables initialized from global memory if they
3493 are not known builtin functions.
3494 (find_func_aliases): Adjust.
3496 2010-02-09 Richard Guenther <rguenther@suse.de>
3498 PR tree-optimization/43000
3499 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
3500 arithmetic manually.
3502 2010-02-08 Jakub Jelinek <jakub@redhat.com>
3504 PR tree-optimization/42931
3505 * tree-loop-linear.c (try_interchange_loops): Don't call
3506 double_int_mul if estimated_loop_iterations failed.
3508 2010-02-08 Martin Jambor <mjambor@suse.cz>
3511 * tree-sra.c (build_accesses_from_assign): Do not mark in
3512 should_scalarize_away_bitmap if stmt has volatile ops.
3513 (sra_modify_assign): Do not process assigns piecemeal if if stmt
3516 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
3518 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
3520 2010-02-07 Adam Nemet <adambnmet@gmail.com>
3522 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
3525 2010-02-07 Andrew Pinski <pinskia@gmail.com>
3528 * df-core.c (df_finish_pass): Change type of saved_flags to int.
3530 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3533 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
3534 to unknown_dependence.
3535 (graphite_legal_transform_dr): Handle the unknown_dependence.
3536 (graphite_carried_dependence_level_k): Same.
3538 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3540 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
3542 2010-02-07 Richard Guenther <rguenther@suse.de>
3545 * expr.c (get_inner_reference): Always initialize *pbitsize.
3547 2010-02-07 Richard Guenther <rguenther@suse.de>
3550 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
3551 new ARRAY_REFs on variable size element or minimal index arrays.
3553 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
3554 gimple_fold_indirect_ref.
3556 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
3559 * arm.c (arm_override_options): Just return if the user has specified
3560 an invalid fpu name.
3562 2010-02-03 Jason Merrill <jason@redhat.com>
3565 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
3566 i386_pe_maybe_record_exported_symbol.
3568 2010-02-05 Steve Ellcey <sje@cup.hp.com>
3571 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3572 (pa_delegitimize_address): New function.
3574 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
3576 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
3577 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
3579 2010-02-05 Richard Guenther <rguenther@suse.de>
3582 * lto-streamer-in.c (get_resolution): Deal with references
3583 to undefined functions.
3585 2010-02-05 Richard Guenther <rguenther@suse.de>
3587 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
3588 (fold_const_aggregate_ref): Likewise.
3589 (ccp_fold_stmt): Substitute loads.
3590 (maybe_fold_reference): Verify types before substituting.
3592 (fold_gimple_assign): Unshare properly.
3593 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
3595 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
3597 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
3598 for rs6000_gen_cell_microcode.
3600 2010-02-04 Richard Guenther <rguenther@suse.de>
3602 PR rtl-optimization/42952
3603 * dse.c (const_or_frame_p): Remove MEM handling.
3605 2010-02-04 Nick Clifton <nickc@redhat.com>
3607 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
3608 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
3609 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
3610 (mn10300_asm_output_mi_thunk): New function.
3611 (mn10300_can_output_mu_thunk): New function.
3612 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
3613 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
3614 (FUNCTION_ARG): Delete incorrect comment.
3616 2010-02-03 Jason Merrill <jason@redhat.com>
3619 * fold-const.c (operand_equal_p): Handle erroneous types.
3621 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3623 * config/h8300/h8300.md (can_delay): Fix attibute condition.
3625 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
3627 PR rtl-optimization/42941
3628 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
3631 2010-02-03 Jason Merrill <jason@redhat.com>
3634 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
3636 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
3639 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
3640 (cselib_reset_table): Renamed from...
3641 (cselib_reset_table_with_next_value): ... this.
3642 (cselib_get_next_uid): Renamed from...
3643 (cselib_get_next_unknown_value): ... this.
3644 * cselib.c (next_uid): Renamed from...
3645 (next_unknown_value): ... this.
3646 (cselib_clear_table): Adjust.
3647 (cselib_reset_table): Adjust. Renamed from...
3648 (cselib_reset_table_with_next_value): ... this.
3649 (cselib_get_next_uid): Adjust. Renamed from...
3650 (cselib_get_next_unknown_value): ... this.
3651 (get_value_hash): Use hash.
3652 (cselib_hash_rtx): Likewise.
3653 (new_cselib_val): Adjust. Set and dump uid.
3654 (cselib_lookup_mem): Pass next_uid as hash.
3655 (cselib_subst_to_values): Likewise.
3656 (cselib_log_lookup): Dump uid.
3657 (cselib_lookup): Pass next_uid as hash. Adjust.
3658 (cselib_process_insn): Adjust.
3659 (cselib_init): Initialize next_uid.
3660 (cselib_finish): Adjust.
3661 (dump_cselib_table): Likewise.
3662 * dse.c (canon_address): Dump value uid.
3663 * print-rtl.c (print_rtx): Print value uid.
3664 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
3666 (dv_uid): New function, sort of renamed from...
3667 (dv_htab_hash): ... this, reimplemented in terms of it and...
3668 (dv_uid2hash): ... this. New.
3669 (variable_htab_eq): Drop excess assertions.
3670 (tie_break_pointers): Removed.
3671 (canon_value_cmp): Compare uids.
3672 (variable_post_merge_New_vals): Print uids.
3673 (vt_add_function_parameters): Adjust.
3674 (vt_initialize): Reset table. Adjust.
3676 2010-02-03 Richard Guenther <rguenther@suse.de>
3678 PR tree-optimization/42944
3679 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
3680 (call_may_clobber_ref_p_1): Likewise. Properly handle
3681 malloc and calloc clobbering errno.
3683 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
3685 * doc/invoke.texi: Fix name of sched1 dump.
3687 * opts.c (decode_options): Set flag_tree_switch_conversion
3688 only conditionally on optimize >= 2.
3690 * gcse.c: Assorted comment fixes in pass description.
3692 2010-02-03 Anthony Green <green@moxielogic.com>
3694 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
3695 nop padding in order to maintain alignment of storage location of
3696 target function address.
3697 (moxie_trampoline_init): Store target function address at newly
3699 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
3701 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
3703 2010-02-03 Richard Guenther <rguenther@suse.de>
3706 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
3708 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3710 * config.gcc: Reenable check for obsolete targets.
3711 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
3712 mips-sgi-irix6.[0-4]*.
3714 2010-02-02 Nick Clifton <nickc@redhat.com>
3716 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
3717 constant size of 4 as being the same as 0.
3718 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
3719 can take values in the range 0..4.
3721 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
3724 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
3725 as _darwin10_Unwind_FindEnclosingFunction().
3726 * libgcc-libsystem.ver: New.
3728 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
3731 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
3732 implicitly set registers.
3734 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
3736 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
3737 (arm_override_options): Allow automatic selection of the thread
3738 pointer register if thumb2.
3739 (legitimize_pic_address): Improve code sequences for Thumb2.
3740 (arm_call_tls_get_addr): Likewise.
3741 (legitimize_tls_address): Likewise.
3742 * arm.md (pic_load_addr_arm): Delete. Replace with ...
3743 (pic_load_addr_32bit): ... this. New named pattern.
3744 * thumb2.md (pic_load_addr_thumb2): Delete.
3745 (pic_load_dot_plus_four): Delete.
3746 (tls_load_dot_plus_four): New named pattern.
3748 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3751 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
3752 Document fix for TLS bug.
3754 2010-01-31 Richard Guenther <rguenther@suse.de>
3756 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
3757 conservatively correct.
3759 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3763 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3765 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3767 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3769 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
3771 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
3773 * config.gcc: Adjust order of makefile fragments for mingw targets.
3775 2010-01-31 Richard Guenther <rguenther@suse.de>
3778 * gimplify.c (gimplify_init_constructor): For volatile LHS
3779 initialize a temporary.
3781 2010-01-31 Matthias Klose <doko@ubuntu.com>
3783 * configure.ac: Fix __stack_chk_fail check for cross builds configured
3785 * configure: Regenerate.
3787 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
3789 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3790 the same alias set and their sizes different constantness.
3791 (aliasing_component_refs_p): Revert 2009-10-24 change.
3793 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3795 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
3798 2010-01-29 Richard Guenther <rguenther@suse.de>
3800 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
3801 Assert we successfully updated the call.
3803 2010-01-29 Jakub Jelinek <jakub@redhat.com>
3805 PR rtl-optimization/42889
3806 * df.h (df_set_bb_dirty_nonlr): New prototype.
3807 * df-core.c (df_set_bb_dirty_nonlr): New function.
3808 * df-scan.c (df_insn_rescan): Call it instead of
3809 df_set_bb_dirty for DEBUG_INSNs.
3811 2010-01-29 Richard Guenther <rguenther@suse.de>
3814 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
3815 quadratic behavior in most cases.
3817 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
3820 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
3821 in the call to gen_x86_movsicc_0_m1.
3823 2010-01-28 Richard Guenther <rguenther@suse.de>
3825 PR tree-optimization/42871
3826 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
3828 2010-01-28 Richard Guenther <rguenther@suse.de>
3830 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
3831 into call arguments.
3833 2010-01-28 Richard Guenther <rguenther@suse.de>
3836 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
3837 the forwarder if the destination is an EH landing pad.
3839 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
3841 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
3842 block list passed to gimple_duplicate_sese_tail.
3843 (parallelize_loops): Avoid parallelization when the function
3845 Avoid parallelization when the preheader is IRREDUCIBLE.
3846 Try to optimize when estimated_loop_iterations_int is unresolved.
3847 Add the loop's location to the dump file.
3848 * tree-cfg.c (add_phi_args_after_redirect): Remove.
3849 (gimple_duplicate_sese_tail): Remove the check for the latch.
3850 Redirect nexits to the exit block.
3851 Remove handling of the incoming edges to the latch.
3852 Redirect the backedge from the copied latch to the exit bb.
3854 2010-01-28 Michael Matz <matz@suse.de>
3857 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
3858 Wrap force_reg into a sequence, emit it before user.
3860 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
3862 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
3864 (arm_legacy_rev): Likewise.
3865 (thumb_legacy_rev): Likewise.
3867 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3869 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
3870 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
3871 on MEM's address failed, try avoid_constant_pool_reference and
3872 recurse if it returned something different.
3873 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
3874 address, try avoid_constant_pool_reference and recurse if it
3875 returned something different.
3876 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
3877 address and avoid_constant_pool_reference returned something
3878 different, don't set have_address.
3880 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
3883 * var-tracking.c (val_store): Add modified argument, obey it.
3885 (count_uses): Move down logging of main.
3886 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
3887 don't need resolution.
3888 (emit_notes_in_bb): Likewise.
3890 2010-01-27 Richard Guenther <rguenther@suse.de>
3893 * tree-inline.c (remap_decl): Delay remapping of SSA name
3894 default definitions until we need them.
3896 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3898 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3899 (rs6000_delegitimize_address): New function.
3901 * config/s390/s390.c (s390_delegitimize_address): Call
3902 delegitimize_mem_from_attrs.
3905 * tree-inline.c (cannot_copy_type_1): Removed.
3906 (copy_forbidden): Don't forbid copying of functions containing
3907 records/unions with variable length fields.
3909 2010-01-27 Christian Bruel <christian.bruel@st.com>
3913 * config/sh/sh.c (find_barrier): Increase length for non delayed
3914 conditional branches.
3916 2010-01-27 Matthias Klose <doko@ubuntu.com>
3918 * configure.ac (gnu-unique-object): Fix ldd version check.
3919 * configure: Regenerate.
3921 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3923 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
3925 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
3926 Test for HAVE_GNU_AS value.
3928 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3930 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
3931 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
3932 INT64_TYPE): Define.
3933 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
3934 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3935 INT_LEAST64_TYPE): Define.
3936 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
3937 UINT_LEAST64_TYPE): Define.
3938 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
3939 INT_FAST64_TYPE): Define.
3940 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3941 UINT_FAST64_TYPE): Define.
3942 (INTMAX_TYPE, UINTMAX_TYPE): Define.
3943 (INTPTR_TYPE, UINTPTR_TYPE): Define.
3944 (SIG_ATOMIC_TYPE): Define.
3946 2010-01-26 Richard Guenther <rguenther@suse.de>
3948 * df-scan.c (df_scan_set_bb_info): Remove assert.
3949 (df_insn_rescan_debug_internal): Merge asserts.
3950 (df_install_ref): Likewise.
3951 (df_mark_reg): Use bitmap_set_range.
3952 (df_hard_reg_used_p): Remove assert.
3953 (df_hard_reg_used_count): Likewise.
3955 2010-01-26 Richard Guenther <rguenther@suse.de>
3957 PR rtl-optimization/42685
3958 * web.c (web_main): Ignore DEBUG_INSNs.
3960 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
3962 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
3964 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
3965 Fix types of fndecl and arglist parameters.
3967 2010-01-26 Richard Guenther <rguenther@suse.de>
3970 * tree-eh.c (unsplit_eh): Skip debug insns.
3972 2010-01-26 Richard Guenther <rguenther@suse.de>
3974 PR tree-optimization/42250
3975 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
3977 2010-01-26 Jakub Jelinek <jakub@redhat.com>
3980 * omp-low.c (expand_omp_sections): Only use single_pred if
3981 l2_bb is single_pred_p.
3983 2010-01-25 Christian Bruel <christian.bruel@st.com>
3986 * config/sh/sh.c (find_barrier): Increase length for non delayed
3987 conditional branches.
3988 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
3990 2010-01-24 David S. Miller <davem@davemloft.net>
3992 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
3993 define if not using GAS.
3994 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3995 Likewise. Delete SECTION_MERGE code, which is only applicable
3998 2010-01-24 Mark Mitchell <mark@codesourcery.com>
4001 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
4002 mangling of va_list in system headers.
4004 2010-01-23 Toon Moene <toon@moene.org>
4006 * tree-predcom.c (combine_chains): Return NULL, not false.
4008 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
4010 * tree-loop-distribution.c (distribute_loop): Fix declaration and
4011 initialization of variable res to agree with return type.
4013 2010-01-22 Steve Ellcey <sje@cup.hp.com>
4015 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
4016 * tree-sra.c: Add include of expr.h.
4018 2010-01-22 Jakub Jelinek <jakub@redhat.com>
4020 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
4021 insert the debug stmt on the single non-EH edge from the stmt.
4023 2010-01-22 Richard Henderson <rth@redhat.com>
4026 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
4027 the RHS until after generate_subtree_copies has insertted its
4028 code before the current statement.
4030 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
4032 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
4034 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
4036 2010-01-21 Martin Jambor <mjambor@suse.cz>
4038 PR tree-optimization/42585
4039 * tree-sra.c (struct access): New field grp_total_scalarization.
4040 (dump_access): Dump the new field.
4041 (should_scalarize_away_bitmap): New variable.
4042 (cannot_scalarize_away_bitmap): Likewise.
4043 (sra_initialize): Allocate new bitmaps.
4044 (sra_deinitialize): Free new bitmaps.
4045 (create_access_1): New function.
4046 (create_access): Parts moved to create_access_1.
4047 (type_consists_of_records_p): New function.
4048 (completely_scalarize_record): Likewise.
4049 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
4050 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
4051 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
4053 (analyze_all_variable_accesses): Completely scalarize small eligible
4056 2010-01-21 Martin Jambor <mjambor@suse.cz>
4058 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
4060 2010-01-21 Andrew Haley <aph@redhat.com>
4062 * gcc.c (process_command): Move lang_specific_driver before
4063 setting cc_libexec_prefix.
4065 2010-01-21 Richard Guenther <rguenther@suse.de>
4068 * fold-const.c (negate_expr_p): Pretend only negative
4069 real constants are easily negatable.
4071 2010-01-20 Janis Johnson <janis187@us.ibm.com>
4072 Jason Merrill <jason@redhat.com>
4074 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
4075 (TYPE_TRANSPARENT_AGGR): this, for union and record.
4076 * calls.c (initialize argument_information): Handle it.
4077 * c-common.c (handle_transparent_union_attribute): Use new name.
4078 * c-decl.c (finish_struct): Ditto.
4079 * c-typeck.c (type_lists_compatible_p): Ditto.
4080 (convert_for_assignment): Use new name and also handle record.
4081 * function.c (aggregate_value_p): Handle it.
4082 (pass_by_reference): Ditto.
4083 (assign_parm_data_types): Ditto.
4084 * print-tree.c (print_node): Ditto.
4085 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
4086 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
4087 * tree.c (first_field): New fn.
4089 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
4092 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
4093 even when linking statically, for now.
4095 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4098 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
4099 without a cselib val.
4100 (count_uses): Accept MO_VAL_SET with no val on stores.
4101 (add_stores): Likewise.
4103 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4105 * var-tracking.c (check_value_val): Add a compile time assertion.
4106 (dv_is_decl_p): Simplify.
4107 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
4108 gcc_assert if ENABLE_CHECKING.
4110 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4113 * var-tracking.c: Include tree-flow.h.
4114 (mem_dies_at_call): New.
4115 (dataflow_set_preserve_mem_locs): Use it.
4116 (dataflow_set_remove_mem_locs): Likewise.
4117 (dump_var): Renamed from dump_variable. Adjust all callers.
4118 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
4119 * Makefile.in (var-tracking.o): Adjust deps.
4121 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
4123 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
4125 2010-01-20 Richard Guenther <rguenther@suse.de>
4127 PR tree-optimization/42717
4128 * tree-ssa-dce.c (get_live_post_dom): Remove.
4129 (forward_edge_to_pdom): Take an arbitrary edge to copy
4130 degenerate PHI args from.
4131 (remove_dead_stmt): Use the first post-dominator even if it
4132 does not contain live statements as redirection destination.
4134 2010-01-20 Richard Guenther <rguenther@suse.de>
4136 * tree-inline.c (estimate_num_insns): Handle EH builtins.
4138 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4140 * sel-sched.c (create_speculation_check): Remove set but not used
4142 (try_transformation_cache): Remove set but not used variable ds.
4143 (calculate_privileged_insns): Remove set but not used variables
4144 cur_insn and min_spec_insn.
4145 (find_best_expr): Remove set but not used variable avail_n.
4146 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
4148 * cgraphunit.c (assemble_thunk): Remove set but not used variable
4150 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
4151 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
4154 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
4157 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
4158 cpu types. Add support for *-sse3 cpu types.
4159 (x86_64-*-*): Ditto.
4161 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4164 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
4165 argument, call initializer_constant_valid_p_1 instead of
4166 initializer_constant_valid_p, pass CACHE to it, return NULL
4167 immediately if first call returns NULL.
4168 (initializer_constant_valid_p_1): New function.
4169 (initializer_constant_valid_p): Use it.
4171 2010-01-20 Thomas Quinot <quinot@adacore.com>
4173 * tree.def (PLACEHOLDER_EXPR): Fix comment.
4175 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4177 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
4178 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
4179 (loc_list_from_tree): Don't handle unsigned division. Handle
4180 signed modulo using DW_OP_{over,over,div,mul,minus}.
4181 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
4182 modulo instead of signed.
4184 2010-01-20 DJ Delorie <dj@redhat.com>
4186 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
4188 (h8300_emit_stack_adjustment): Propogate it.
4190 (h8300_expand_prologue): Likewise.
4191 (h8300_expand_epilogue): Likewise.
4193 2010-01-19 Michael Matz <matz@suse.de>
4195 PR tree-optimization/41783
4196 * tree-data-ref.c (toplevel): Include flags.h.
4197 (dump_data_dependence_relation): Also dump the inputs if the
4198 result will be unknown.
4199 (split_constant_offset_1): Look through some conversions.
4200 * tree-predcom.c (determine_roots_comp): Restart a new chain if
4201 the offset from last element is too large.
4202 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
4203 (reassociate_to_the_same_stmt): Handle vector registers.
4204 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
4206 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
4207 wide_prolog_niters argument, emit widening instructions.
4208 (vect_do_peeling_for_alignment): Adjust caller, use widened
4209 variant of the iteration cound.
4210 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
4212 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4215 * config/arm/neon-testgen.m (emit_automatics): New parameter
4216 features. Adjust for Fixed_return_reg feature.
4217 (test_intrinsic): Call emit_automatics with new feature.
4218 * config/arm/neon.ml: Update copyright years.
4219 (features): New Fixed_return_reg feature.
4220 (ops): Update feature for Vget_low.
4222 2010-01-19 Jakub Jelinek <jakub@redhat.com>
4224 PR tree-optimization/42719
4225 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
4229 * fwprop.c (all_uses_available_at): Return false if def_set dest
4230 is a REG that is used in def_insn.
4232 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
4234 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
4236 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
4239 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
4241 * target.h (struct gcc_target) <secondary_reload>: Change type
4242 of last argument to secondary_reload_info *.
4244 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
4247 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
4248 memory references with unaligned offsets. Remove CQImode handling.
4249 (unaligned_memory_operand): Return 1 for memory references with
4250 unaligned offsets. Remove CQImode handling.
4252 2010-01-18 Richard Guenther <rguenther@suse.de>
4255 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
4258 2010-01-18 Richard Guenther <rguenther@suse.de>
4260 PR tree-optimization/42781
4261 * tree-ssa-structalias.c (find_what_var_points_to): Skip
4262 restrict processing only if the original variable was artificial.
4264 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
4266 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
4267 find number of popped argument bytes.
4269 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
4270 Fix the text that describes the return value for invalid insns.
4272 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
4274 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
4275 Clarify what 'cost of the -dependence' is. Fix quoting.
4277 * toplev.c (default_get_pch_validity): Rename argument to "sz".
4278 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
4280 2010-01-17 Jakub Jelinek <jakub@redhat.com>
4282 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4283 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
4285 2010-01-17 Richard Guenther <rguenther@suse.de>
4288 * function.c (split_complex_args): Take a VEC to modify.
4289 (assign_parms_augmented_arg_list): Build a VEC instead of
4290 a chain of PARM_DECLs.
4291 (assign_parms_unsplit_complex): Take a VEC of arguments.
4292 Do not fixup unmodified parms.
4293 (assign_parms): Deal with the VEC.
4294 (gimplify_parameters): Likewise.
4296 2010-01-17 Richard Guenther <rguenther@suse.de>
4298 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
4299 node existence check.
4300 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
4301 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
4302 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
4303 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
4304 (gimple_execute_on_growing_pred): Likewise.
4306 2010-01-17 Richard Guenther <rguenther@suse.de>
4308 PR tree-optimization/42773
4309 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
4310 (compute_antic_aux): Likewise.
4311 (compute_partial_antic_aux): Likewise.
4313 2010-01-17 Jie Zhang <jie.zhang@analog.com>
4316 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
4319 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
4321 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
4324 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
4325 Fix markup for strict argument.
4327 (TARGET_SCHED_REORDER2): Fix argument types.
4329 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
4330 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
4332 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
4333 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
4335 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
4338 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
4339 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
4340 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
4341 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
4342 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
4344 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
4346 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
4348 (TARGET_ASM_RELOC_RW_MASK): Add return type.
4349 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
4351 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
4353 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
4356 (TARGET_ASM_NAMED_SECTION): Fix argument list.
4358 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
4359 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
4361 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
4363 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
4365 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
4366 referring to it. Fix language.
4368 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
4370 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
4372 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
4374 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
4376 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
4377 '@var{stream}. Remove stray 'and'.
4379 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
4381 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
4383 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
4385 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
4386 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
4388 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
4389 Fix description of return value.
4390 Rename argument "sz" to "len."
4392 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
4393 Clarify meaning of 'true' return value.
4395 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
4397 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
4398 rep_mode versus mode_rep.
4400 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
4402 (TARGET_BUILTIN_DECL): Fix name.
4404 (TARGET_COMMUTATIVE_P): Fix type of first argument.
4406 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
4408 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
4410 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
4412 (TARGET_RELAXED_ORDERING): Use @deftypevr.
4414 (TARGET_GET_DRAP_RTX): Note that this is a hook.
4417 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
4418 Rename argument tm_fn to md_fn.
4420 (TARGET_OPTION_PRINT): Fix argument list.
4422 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
4425 * config/i386/i386.c (ix86_fixup_binary_operands):
4426 Revert FMA4 fixup of operands.
4428 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4431 * Makefile.in (write_entries_to_file, install-plugin):
4432 Use \012 instead of \n with tr.
4434 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
4436 * configure.ac (HAVE_AS_REF): New C macro.
4437 * configure: Regenerate.
4438 * config.in: Likewise.
4439 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
4441 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
4444 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
4446 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
4448 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
4450 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
4452 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
4454 (TARGET_IN_SMALL_DATA_P): Fix argument type.
4456 (TARGET_BINDS_LOCAL_P): Fix argument type.
4458 (TARGET_ASM_FILE_END): Use prototype.
4460 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
4462 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
4464 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
4466 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
4468 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
4469 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
4471 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
4472 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
4474 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
4475 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4476 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
4477 (TARGET_ADDR_SPACE_CONVERT): Likewise.
4479 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
4481 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
4483 (TARGET_INIT_BUILTINS): Use prototype.
4485 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4486 Put 'const char *' in braces. Fix parameter types.
4487 (TARGET_INVALID_CONVERSION): Fix parameter types.
4488 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
4489 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
4491 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
4494 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
4496 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
4498 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
4500 * doc/tm.texi (TARGET_HELP): Fix return type.
4502 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
4503 in braces. Fix argument types.
4505 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
4507 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
4509 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
4511 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
4512 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
4514 (TARGET_MANGLE_TYPE): Fix argument types.
4516 (TARGET_IRA_COVER_CLASSES): Use prototype.
4518 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
4520 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
4522 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
4524 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
4526 (TARGET_CALLEE_COPIES): Fix argument types.
4528 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
4530 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
4532 (TARGET_FUNCTION_VALUE): Fix argument types.
4534 (TARGET_RETURN_IN_MSB): Fix argument type.
4536 (TARGET_RETURN_IN_MEMORY): Fix argument types.
4538 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
4540 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
4542 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
4543 agree with return type.
4545 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
4547 2010-01-15 Jing Yu <jingyu@google.com>
4549 PR rtl-optimization/42691
4550 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
4551 a pseudo to a constant and are merged, and adjust comments.
4553 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
4555 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
4557 2010-01-15 Richard Guenther <rguenther@suse.de>
4560 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
4561 labels of computed or non-local gotos to the destination.
4562 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
4563 landing pad label is the first label.
4565 2010-01-15 Richard Guenther <rguenther@suse.de>
4567 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
4569 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4572 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
4573 to allow generation of the xssqrtdp instruction on power7.
4574 (sqrtdf2_fpr): Ditto.
4576 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4579 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
4580 functions with noreturn attribute.
4583 * varasm.c (declare_weak): Add weak attribute to decl if it
4584 doesn't have one already.
4585 (assemble_external): Only add decls to weak_decls if they also
4586 have weak attribute.
4588 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
4590 * var-tracking.c (var_reg_delete): Don't delete the association
4591 between REGs and values or one-part variables if the register
4594 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4597 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
4598 because its first operand is a non-localized variable.
4600 2010-01-14 Martin Jambor <mjambor@suse.cz>
4602 PR tree-optimization/42706
4603 * tree-sra.c (encountered_recursive_call): New variable.
4604 (encountered_unchangable_recursive_call): Likewise.
4605 (sra_initialize): Initialize both new variables.
4606 (callsite_has_enough_arguments_p): New function.
4607 (scan_function): Call decl and flags check only for IPA-SRA, check
4608 whether there is a recursive call and whether it has enough arguments.
4609 (all_callers_have_enough_arguments_p): New function.
4610 (convert_callers): Look for recursive calls only when
4611 encountered_recursive_call is set.
4612 (ipa_early_sra): Bail out either if
4613 !all_callers_have_enough_arguments_p or
4614 encountered_unchangable_recursive_call.
4616 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4618 * sel-sched.c: Add 2010 to copyright years.
4619 * sel-sched-ir.c: Likewise.
4620 * sel-sched-ir.h: Likewise.
4622 2010-01-14 Martin Jambor <mjambor@suse.cz>
4624 PR tree-optimization/42714
4625 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
4626 constructors specially.
4628 2010-01-14 Andi Kleen <ak@linux.intel.com>
4630 * config/i386/drivers-i386.c (detect_caches_intel):
4631 Add l2sizekb parameter and fill in.
4632 (host_detect_local_cpu): Add l2sizekb, fill in.
4633 Add Atom small cache heuristic.
4635 2010-01-14 Andi Kleen <ak@linux.intel.com>
4637 * config/i386/drivers-i386.c (detect_caches_cpuid4):
4638 Add level3 parameter and fill in.
4639 (detect_caches_intel): Handle level3 cache.
4641 2010-01-14 Andi Kleen <ak@linux.intel.com>
4643 * config/i386/drivers-i386.c (host_detect_local_cpu):
4644 Fix core duo detection.
4646 2010-01-14 Andi Kleen <ak@linux.intel.com>
4648 * config/i386/drivers-i386.c (host_detect_local_cpu):
4651 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4653 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
4654 (rs6000_variable_issue_1): this. Use...
4655 (rs6000_variable_issue): here. Reimplement. Print debug info.
4657 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4659 * sel-sched-ir.c (sel_restore_other_notes): Rename to
4660 sel_restore_notes. Update all callers. Call reemit_notes
4663 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4665 PR rtl-optimization/42246
4666 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
4669 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4671 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
4672 all successors is the same as number of successors in current region.
4674 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4676 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
4677 to rename is not separable. Otherwise check that its LHS is not NULL.
4679 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4681 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
4683 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4685 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
4686 available registers when failed to discover LHS register class.
4687 Fix indentation. Update comment.
4689 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4690 Alexander Monakov <amonakov@ispras.ru>
4692 PR rtl-optimization/42389
4693 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
4695 (advance_state_on_fence): Likewise.
4696 (sel_target_adjust_priority): Print debug output only when
4697 sched_verbose >= 4, not 2.
4698 (get_expr_cost): Do not issue all unique insns on the next cycle.
4699 (fill_insns): Initialize can_issue_more from the value saved
4701 * sel-sched-ir.c (flist_add): New parameter issue_more.
4702 Init FENCE_ISSUE_MORE with it.
4703 (merge_fences): Likewise.
4704 (init_fences): Update call to flist_add.
4705 (add_to_fences, add_clean_fence_to_fences)
4706 (add_dirty_fence_to_fences): Likewise.
4707 (move_fence_to_fences): Update call to merge_fences.
4708 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
4710 * sel-sched-ir.h (struct _fence): New field issue_more.
4711 (FENCE_ISSUE_MORE): New accessor macro.
4713 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4715 PR rtl-optimization/42388
4716 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
4717 that have no predecessors nor successors. Do not call move_bb_info
4718 for empty blocks outside of current region.
4720 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4722 PR rtl-optimization/42294
4723 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
4724 * sel-sched.c (move_exprs_to_boundary): Transitively add all
4725 originators' originators.
4727 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4729 PR rtl-optimization/39453
4730 PR rtl-optimization/42246
4731 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
4733 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
4735 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4736 Alexander Monakov <amonakov@ispras.ru>
4739 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
4740 (maybe_tidy_empty_bb): ... here. Make static. Add new
4741 argument. Update all callers.
4742 (tidy_control_flow): ... and here. Recompute topological order
4743 of basic blocks in region if necessary.
4744 (sel_redirect_edge_and_branch): Change return type. Return true
4745 if topological order might have been invalidated.
4746 (purge_empty_blocks): Export and move from...
4747 * sel-sched.c (purge_empty_blocks): ... here.
4748 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
4749 (maybe_tidy_empty_bb): Delete prototype.
4750 (purge_empty_blocks): Declare.
4752 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4754 PR rtl-optimization/42249
4755 * sel-sched.c (try_replace_dest_reg): When chosen register
4756 and original register is the same, do not bail out early, but
4757 still check all original insns for validity of replacing destination
4758 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
4761 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4764 Port from no-undefined-overflow branch:
4765 2009-03-09 Richard Guenther <rguenther@suse.de>
4767 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
4769 2010-01-14 Richard Guenther <rguenther@suse.de>
4772 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
4774 2010-01-14 Ira Rosen <irar@il.ibm.com>
4776 PR tree-optimization/42709
4777 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
4778 as scalar type in creation of constant vector operand.
4780 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4783 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
4784 (check-parallel-%): Match `testsuite' directory component only
4787 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
4789 PR translation/39521
4790 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
4793 2010-01-13 Richard Guenther <rguenther@suse.de>
4795 PR tree-optimization/42730
4796 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
4799 2010-01-13 Steve Ellcey <sje@cup.hp.com>
4802 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
4803 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
4806 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
4808 * config/bfin/libgcc-bfin.ver: Regenerate based on current
4809 libgcc-std.ver. Add entries for ___smulsi3_highpart and
4810 ___umulsi3_highpart.
4812 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
4813 rather than schedule_insns if the pass is enabled.
4815 2010-01-13 Martin Jambor <mjambor@suse.cz>
4817 PR tree-optimization/42704
4818 * tree-sra.c (sra_modify_assign): Do not delete assignments to
4821 2010-01-13 Martin Jambor <mjambor@suse.cz>
4823 PR tree-optimization/42703
4824 * tree-sra.c (analyze_access_subtree): Check that we can build a
4825 reference to the original data within the aggregate.
4827 2010-01-13 Richard Guenther <rguenther@suse.de>
4829 PR tree-optimization/42705
4830 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
4832 2010-01-13 Richard Guenther <rguenther@suse.de>
4835 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
4837 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4840 * var-tracking.c (values_to_unmark): New variable.
4841 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4842 values_to_unmark vector. Moved body to...
4843 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4844 instead queue it into values_to_unmark vector.
4845 (vt_find_locations): Free values_to_unmark vector.
4847 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
4849 * config/s390/s390.c (override_options): Set
4850 default of max-pending-list-length to 256
4852 2010-01-13 Richard Guenther <rguenther@suse.de>
4855 * tree-pass.h (PROP_gimple_lcx): New.
4856 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
4857 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
4858 before the final cleanup_eh.
4859 (dump_properties): Dump PROP_gimple_lcx.
4860 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
4861 (tree_lower_complex_O0): Remove.
4862 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
4863 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
4864 tree_lower_complex, schedule TODO_update_ssa.
4865 * lto-streamer-out.c (output_function): Stream the functions
4867 * lto-streamer-in.c (input_function): Likewise.
4868 (lto_read_body): Do not override them here.
4870 2010-01-12 Joseph Myers <joseph@codesourcery.com>
4873 * c-typeck.c (build_c_cast): Fold value cast to union type before
4874 wrapping it in a CONSTRUCTOR.
4876 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4878 PR rtl-optimization/42699
4879 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
4882 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4884 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4885 SUBTARGET_WARN_UNUSED_SPEC): Move ...
4886 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4887 SUBTARGET_WARN_UNUSED_SPEC): ... here
4888 * config/mips/iris5.h (LIBGCC_SPEC): Define.
4890 2010-01-12 Julian Brown <julian@codesourcery.com>
4892 * config/arm/neon-schedgen.ml (Utils): Don't try to
4893 open missing module.
4894 (find_with_result): New.
4896 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4899 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
4900 sharing when canonicalizing ({lt,ge}u (plus a b) b).
4902 PR tree-optimization/42645
4903 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
4904 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
4905 decl_map, set processing_debug_stmt to -1 and return name without
4908 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
4910 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
4911 binutils version, and reword target configuration description.
4913 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4915 * config/avr/avr.h (LINKER_NAME): Remove.
4917 2010-01-11 Janis Johnson <janis187@us.ibm.com>
4920 * config/rs6000/rs6000.c (rs6000_override_options): On targets
4921 that support VSX, warn for -mno-altivec if vsx is not disabled,
4924 2010-01-11 Joseph Myers <joseph@codesourcery.com>
4925 Shujing Zhao <pearly.zhao@oracle.com>
4927 PR translation/42469
4928 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
4929 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
4930 character between option name and help text.
4931 * c.opt (imultilib): Likewise.
4933 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
4935 * lto-streamer-out.c (output_unreferenced_globals): Output static
4938 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
4940 PR rtl-optimization/42621
4941 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
4942 optimizing for size.
4943 (duplicate_computed_gotos): Remove now-redundant check.
4945 2010-01-10 Steve Ellcey <sje@cup.hp.com>
4948 * configure.ac: Save and restore LDFLAGS and LIBS
4949 * configure: Regenerate.
4951 2010-01-10 Richard Guenther <rguenther@suse.de>
4954 * builtins.c (fold_builtin_strlen): Add type argument and
4955 convert the resulting length to it.
4956 (fold_builtin_1): Adjust.
4958 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4960 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
4961 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
4963 (num_insns_constant_wide): Adjust for that change.
4965 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4968 * web.c (union_defs): Add used argument, to combine uses of
4970 (entry_register): Adjust type and tests of used argument.
4971 (web_main): Widen used for new use. Pass it to union_defs.
4972 * df.h (union_defs): Adjust prototype.
4974 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4977 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
4978 uses in new incoming argument. Free body.
4979 (reset_debug_uses_in_loop): New.
4980 (analyze_insn_to_expand_var): Call the latter if the former found
4981 anything. Fix whitespace. Reject invalid dest overlaps before
4982 going through all insns in the loop.
4984 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4987 * haifa-sched.c (dying_use_p): Debug insns don't count.
4989 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4992 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
4993 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
4994 (verify_gimple_call): Reject LHS in noreturn calls.
4996 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5000 * tree-vect-loop-manip.c (adjust_info): New type.
5001 (adjust_vec): New pointer to vector.
5002 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
5003 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
5004 (slpeel_update_phis_for_duplicate_loop): Use them.
5005 (slpeel_update_phi_nodes_for_guard1): Likewise.
5006 (slpeel_update_phi_nodes_for_guard2): Likewise.
5007 (slpeel_tree_peel_loop_to_edge): Likewise.
5008 (vect_update_ivs_after_vectorizer): Likewise.
5010 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5012 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
5013 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5015 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5017 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
5018 bogus uninitialized warning.
5020 2010-01-09 Richard Guenther <rguenther@suse.de>
5023 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
5024 the evolution is compatible with the initial condition.
5026 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5028 * gcc.c (process_command): Update copyright notice dates.
5029 * gcov.c (print_version): Likewise.
5030 * gcov-dump.c (print_version): Likewise.
5031 * mips-tfile.c (main): Likewise.
5032 * mips-tdump.c (main): Likewise.
5034 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5037 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
5039 (rotlhi3_8): Delete.
5041 (rotlsi3_8): Delete.
5042 (rotlsi3_16): Delete.
5043 (rotlsi3_24): Delete.
5045 (*rotw<mode>3): New.
5046 (*rotb<mode>3): New.
5047 * config/avr/avr.c (avr_rotate_bytes): New function.
5048 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
5050 2010-01-08 Steve Ellcey <sje@cup.hp.com>
5053 * configure.ac: Modify -rdynamic check.
5054 * configure: Regenerate.
5056 2010-01-08 DJ Delorie <dj@redhat.com>
5058 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
5059 register popping order.
5061 2010-01-08 Richard Guenther <rguenther@suse.de>
5064 * c.opt (fsigned-char): Also let LTO handle this option.
5065 (funsigned-char): Likewise.
5067 2010-01-07 Richard Guenther <rguenther@suse.de>
5069 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
5070 (gimple_op): Likewise.
5071 (gimple_op_ptr): Likewise.
5072 (gimple_assign_set_lhs): Remove gcc_assert.
5073 (gimple_assign_set_rhs1): Likewise.
5074 (gimple_assign_set_rhs2): Likewise.
5075 (gimple_call_set_lhs): Likewise.
5076 (gimple_call_set_fn): Likewise.
5077 (gimple_call_set_fndecl): Likewise.
5078 (gimple_call_fndecl): Likewise.
5079 (gimple_call_return_type): Likewise.
5080 (gimple_call_set_chain): Likewise.
5081 (gimple_call_num_args): Likewise.
5082 (gimple_call_set_arg): Likewise.
5083 (gimple_cond_set_code): Likewise.
5084 (gimple_cond_set_lhs): Likewise.
5085 (gimple_cond_set_rhs): Likewise.
5086 (gimple_cond_set_true_label): Likewise.
5087 (gimple_cond_set_false_label): Likewise.
5088 (gimple_label_set_label): Likewise.
5089 (gimple_goto_set_dest): Likewise.
5090 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
5091 (gimple_debug_bind_get_value): Likewise.
5092 (gimple_debug_bind_get_value_ptr): Likewise.
5093 (gimple_debug_bind_set_var): Likewise.
5094 (gimple_debug_bind_set_value): Likewise.
5095 (gimple_debug_bind_reset_value): Likewise.
5096 (gimple_debug_bind_has_value_p): Likewise.
5097 (gimple_return_retval_ptr): Remove gcc_assert.
5098 (gimple_return_retval): Likewise.
5099 (gimple_return_set_retval): Likewise.
5100 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
5101 (safe_referenced_var_iterator): Remove.
5102 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
5103 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
5104 (fill_referenced_var_vec): Remove.
5105 (first_readonly_imm_use): Remove redundant gcc_assert.
5106 (phi_arg_index_from_use): Combine gcc_asserts.
5107 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
5108 (first_imm_use_stmt): Remove redundant gcc_assert.
5109 * tree-cfg.c (verify_gimple_call): Verify function and chain
5110 operands. Verify arguments.
5111 (verify_types_in_gimple_stmt): Verify condition code and labels.
5113 2010-01-07 Richard Guenther <rguenther@suse.de>
5115 PR tree-optimization/42641
5116 * sese.c (rename_map_elt_info): Use the SSA name version, do
5119 2010-01-07 Jakub Jelinek <jakub@redhat.com>
5121 PR tree-optimization/42625
5122 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
5123 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
5125 2010-01-07 Duncan Sands <baldrick@free.fr>
5127 * Makefile.in (PLUGIN_HEADERS): Add version.h.
5129 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
5132 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
5133 note itself is not function_invariant_p.
5135 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
5137 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
5138 Do not add the DF_NOTE problem.
5139 * store-motion.c (execute_rtl_store_motion): Likewise.
5141 2010-01-07 Martin Jambor <mjambor@suse.cz>
5143 PR tree-optimization/42157
5144 * tree-sra.c (compare_access_positions): Stabilize sort if both
5145 accesses have integer types, return zero immediately if they are the
5148 2010-01-06 Richard Henderson <rth@redhat.com>
5151 * haifa-sched.c (add_to_note_list): Merge into ...
5152 (concat_note_lists): ... here, and ...
5153 (unlink_other_notes, rm_other_notes): Merge into...
5154 (remove_notes): ... here. Create REG_SAVE_NOTEs for
5155 NOTE_INSN_EPILOGUE_BEG.
5157 2010-01-06 Richard Guenther <rguenther@suse.de>
5159 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
5160 not inline regular functions into always-inline functions.
5162 2010-01-06 Nick Clifton <nickc@redhat.com>
5164 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
5165 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
5167 (OVERRIDE_OPTIONS): Delete.
5168 (OPTIMIZATION_OPTIONS): Define.
5169 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
5170 * config/rx/rx.c (rx_handle_option): Issue an error message if
5171 -mcpu=rx200 and -fpu are used together.
5172 (rx_set_optimization_options): New function. Issue an error
5173 message if an optimization attribute attempts to reset the FPU/
5174 math optimization pairing.
5175 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
5176 * config/rx/rx.opt: Set the default to 32-bit doubles.
5177 * config/rx/t-rx: Add multilibs for -nofpu option.
5178 * doc/invoke.texi: Update documentation of RX options.
5180 2010-01-06 Richard Guenther <rguenther@suse.de>
5182 * tree-ssa-pre.c (name_to_id): New global.
5183 (alloc_expression_id): Simplify SSA name handling.
5184 (lookup_expression_id): Likewise.
5185 (init_pre): Zero name_to_id.
5186 (fini_pre): Free it.
5188 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
5190 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
5192 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
5195 * config/i386/sse.md (smaxv2di3): New.
5196 (umaxv2di3): Likewise.
5197 (sminv2di3): Likewise.
5198 (uminv2di3): Likewise.
5200 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
5203 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
5204 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
5205 (legitimize_tls_address): Likewise.
5206 (sparc_tls_referenced_p): Likewise.
5207 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
5208 and adjust calls to legitimize_pic_address.
5209 (legitimate_constant_p) Use sparc_tls_referenced_p.
5210 (legitimate_pic_operand_p): Likewise.
5211 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
5212 (sparc_tls_symbol_ref_1): Delete.
5213 (sparc_tls_referenced_p): Make static, recognize specific patterns.
5214 (legitimize_tls_address): Make static, handle CONST patterns.
5215 (legitimize_pic_address): Make static, remove unused parameter and
5216 adjust recursive calls.
5217 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
5218 and adjust call to legitimize_pic_address.
5219 (sparc_output_mi_thunk): Likewise.
5221 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
5222 H.J. Lu <hongjiu.lu@intel.com>
5225 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
5226 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
5227 operands to make them signed.
5230 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5233 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5234 GTU to GT for V4SI and V2DI.
5236 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5237 (umin<mode>3): Removed.
5239 (uminv4si3): Likewise.
5241 2010-01-05 Martin Jambor <mjambor@suse.cz>
5243 PR tree-optimization/42462
5244 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
5245 current_function_decl to helper functions and macros.
5247 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5250 * flags.h: Don't include real.h.
5251 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
5252 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
5253 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
5254 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
5255 * dominance.c: Update copyright.
5256 * gimple.c (walk_gimple_op): Remove inline.
5257 * tree-ssa-reassoc.c: Include real.h.
5258 * Makefile.in (FLAGS_H): Remove $(REAL_H).
5259 (tree-ssa-reassoc.o): Depend on $(REAL_H).
5261 2010-01-05 Nick Clifton <nickc@redhat.com>
5263 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
5264 register to push into the stack frame when the accumulator has to
5265 be saved during interrupts.
5267 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
5269 * doc/invoke.texi: Remove the documentation about option
5271 * common.opt (Wunreachable-code): Preserved for backward
5273 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
5274 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
5275 the backward compatibility flag section.
5277 2010-01-05 Richard Guenther <rguenther@suse.de>
5279 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
5281 2010-01-05 Jakub Jelinek <jakub@redhat.com>
5284 * cfgexpand.c (expand_one_var): Diagnose too large variables.
5286 PR tree-optimization/42508
5287 * tree-sra.c (convert_callers): Check for recursive call
5288 by comparing cgraph nodes instead of decls.
5289 (modify_function): Call ipa_modify_formal_parameters also
5290 on all same_body aliases.
5292 * cgraphunit.c (cgraph_materialize_all_clones): Compare
5293 cgraph nodes when checking for same_body aliases.
5295 2010-01-05 Richard Guenther <rguenther@suse.de>
5297 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
5298 allocation and lookup.
5299 (get_or_alloc_expr_for_constant): Likewise.
5300 (phi_translate): Sink allocation.
5302 2010-01-04 Richard Guenther <rguenther@suse.de>
5304 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
5305 a new entry only if needed.
5306 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
5307 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
5309 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
5311 (phi_translate): Handle CONSTANTs early.
5313 2010-01-04 Martin Jambor <mjambor@suse.cz>
5315 PR tree-optimization/42398
5316 * tree-sra.c (struct access): Removed flag grp_different_types.
5317 (dump_access): Do not dump the removed flag.
5318 (sort_and_splice_var_accesses): Do not set the removed flag.
5319 (sra_modify_expr): Check for type compatibility directly.
5321 2010-01-04 Martin Jambor <mjambor@suse.cz>
5323 PR tree-optimization/42366
5324 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
5325 edges with variable number of parameters.
5326 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
5327 flag instead of asserting it.
5328 (ipa_read_node_info): Read uses_analysis_done flag.
5330 2010-01-04 Richard Guenther <rguenther@suse.de>
5332 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
5333 iterative_hash_* as intended.
5334 (vn_reference_compute_hash): Likewise. Simplify hashing
5336 (vn_reference_lookup_2): Likewise.
5337 (vn_nary_op_compute_hash): Likewise.
5338 (vn_phi_compute_hash): Likewise.
5339 (expressions_equal_p): Remove strange code.
5340 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
5341 (pre_expr_hash): Likewise. Simplify hashing SSA names.
5342 (bitmap_insert_into_set_1): Take value-id as parameter.
5343 (add_to_value): Pass it.
5344 (bitmap_insert_into_set): Likewise.
5345 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
5347 2010-01-04 Jakub Jelinek <jakub@redhat.com>
5350 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
5351 (do_self_spec): For switches with SWITCH_IGNORE set set also
5352 SWITCH_IGNORE_PERMANENTLY.
5353 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
5356 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
5358 * lto-streamer-out.c (output_unreferenced_globals): Output the full
5359 tree of an unreferenced global var.
5361 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5364 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5365 GTU to GT for V4SI and V2DI.
5367 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5368 (umin<mode>3): Removed.
5370 (uminv4si3): Likewise.
5372 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5375 * collect2.c (main): Turn on trace in collect2 if -v is passed
5378 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
5380 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
5381 description of expression operand.
5383 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
5385 * configure.ac: Add install-html to target_list for Make-hooks.
5386 * configure: Regenerate.
5387 * fortran/Make-lang.in (F95_HTMLFILES): New.
5388 (fortran.html): Use it.
5389 (fortran.install-html): New.
5390 * Makefile.in (install-html): Add lang.install-html.
5391 * java/Make-lang.in (JAVA_HTMLFILES): New.
5392 (java.html): Use it.
5393 (java.install-html): New.
5394 * objc/Make-lang.in (objc.install-html): New.
5395 * objcp/Make-lang.in (obj-c++.install-html): New.
5396 * cp/Make-lang.in (c++.install-html): New.
5397 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
5398 * lto/Make-lang.in (lto.install-html): New.
5400 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5403 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
5405 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
5407 PR rtl-optimization/41862
5408 * store-motion.c (store_killed_in_insn, compute_store_table,
5409 remove_reachable_equiv_notes, replace_store_insn,
5410 build_store_vectors): Ignore all DEBUG_INSNs.
5412 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5415 * common.opt: Add dumpdir.
5417 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
5419 (option_map): Add --dumpdir.
5421 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
5423 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
5425 * opts.c (decode_options): Try dump_dir_name first if
5426 dump_base_name isn't an absolute path.
5427 (common_handle_option): Handle OPT_dumpdir.
5429 * toplev.c (dump_dir_name): New.
5430 (print_switch_values): Also ignore -dumpdir.
5432 * toplev.h (dump_dir_name): New.
5434 2010-01-03 Richard Guenther <rguenther@suse.de>
5436 PR tree-optimization/42589
5437 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
5438 double-word expansion of bswap32.
5440 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
5442 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
5443 with BLOCK_FOR_INSN.
5444 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
5445 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
5446 noce_process_if_block): Likewise.
5447 * gcse.c (compute_local_properties, insert_expr_in_table,
5448 insert_set_in_table, canon_list_insert, find_avail_set,
5449 pre_insert_copy_insn): Likewise.
5451 * basic-block.h (BLOCK_NUM): Move from here...
5452 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
5454 2010-01-03 Richard Guenther <rguenther@suse.de>
5456 PR tree-optimization/42438
5457 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
5458 contains_may_not_return_call flag.
5459 (BB_MAY_NOTRETURN): New.
5460 (valid_in_sets): Trapping nary operations are not valid
5461 in blocks that may not return.
5462 (insert_into_preds_of_block): Remove check for trapping expressions.
5463 (compute_avail): Compute also BB_MAY_NOTRETURN.
5465 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
5467 * doc/invoke.texi: Add 2010 to copyright years.
5469 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
5471 * config/sparc/sparc.c: Fix formatting nits.
5473 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
5474 Alexander Monakov <amonakov@ispras.ru>
5476 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
5478 2010-01-02 Richard Guenther <rguenther@suse.de>
5481 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
5482 (simplify_switch_using_ranges): Mark to be removed edges
5485 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5487 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5489 * collect2.c (scan_libraries): Add missing argument in call to
5492 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
5495 * config/alpha/predicates.md (aligned_memory_operand): Return false
5497 (unaligned_memory_operand): Return true for CQImode.
5498 * config/alpha/alpha.c (get_aligned_mem): Assert that location
5499 doesn not cross aligned SImode word boundary.
5501 2010-01-02 Anatoly Sokolov <aesok@post.ru>
5503 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
5505 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
5506 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
5508 2010-01-02 Richard Guenther <rguenther@suse.de>
5511 * toplev.c (compile_file): Emit LTO marker properly. Change
5513 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
5515 2010-01-01 Richard Guenther <rguenther@suse.de>
5518 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
5520 2010-01-01 Richard Guenther <rguenther@suse.de>
5523 * c-decl.c (grokdeclarator): For zero-size arrays force
5524 structural equality checks as layout_type does.
5526 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5528 * builtins.c: Update copyright to 2010.
5530 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5533 * lto-streamer-out.c (produce_asm): Revert the last change.
5534 (copy_function): Likewise.
5536 * lto-streamer.c (lto_get_section_name): Skip any leading
5539 2010-01-01 Richard Guenther <rguenther@suse.de>
5542 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
5546 Copyright (C) 2010 Free Software Foundation, Inc.
5548 Copying and distribution of this file, with or without modification,
5549 are permitted in any medium without royalty provided the copyright
5550 notice and this notice are preserved.