1 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3 * configure.ac (plugin -rdynamic test): Log result.
4 * configure: Regenerate.
5 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
6 (RDYNAMIC_SPEC): Define.
7 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
9 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11 * configure.ac: Determine Sun ld version numbers.
12 (comdat_group): Restrict GNU ld version checks to gld.
13 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
14 (enable_comdat): Support --enable-comdat.
15 * configure: Regenerate.
16 * doc/install.texi (Configuration): Document --enable-comdat.
18 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20 * config/sparc/sol2-gld.h: Remove SPARC reference.
22 * config/sol2-gld.h: ... here.
23 * config.gcc (sparc*-*-solaris2*): Reflect this.
24 (i[34567]86-*-solaris2*): Use it.
26 2010-04-09 Steve Ellcey <sje@cup.hp.com>
28 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
30 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
32 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
35 * diagnostic.c (diagnostic_initialize): Initialize
36 some_warnings_are_errors.
37 (diagnostic_finish): New.
38 (diagnostic_action_after_output): Call it before exiting.
39 (diagnostic_report_diagnostic): Do not print message here. Set
40 some_warnings_are_errors.
41 * diagnostic.h (diagnostic_context): Delete
42 issue_warnings_are_errors_message. Add some_warnings_are_errors.
43 (diagnostic_finish): Declare.
44 * toplev.c (toplev_main): Call it before exit.
46 2010-04-09 Jason Merrill <jason@redhat.com>
49 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
53 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
54 based on a warning flag.
56 2010-04-09 Richard Guenther <rguenther@suse.de>
58 * tree-pretty-print.c (dump_generic_node): Dump
61 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
64 * varasm.c (default_assemble_visibility): Wrap vars that are
65 set, but unused, by targets without GAS.
66 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
67 Remove set, but unused, vars.
68 (rs6000_legitimize_tls_address): Likewise.
69 (altivec_expand_dst_builtin): Likewise.
70 * config/darwin.c (machopic_classify_symbol): Likewise.
71 (machopic_indirection_name): Likewise.
73 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
75 * config/i386/i386.md (DWI): New mode iterator.
76 (S): New mode attribute.
77 (shift_operand): Ditto.
78 (shift_immediate_operand): Ditto.
79 (ashl_input_operand): Ditto.
80 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
81 using SDWIM mode iterator.
82 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
83 pattern from *ashl{di,ti}3_1 and corresponding splitters using
85 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
86 from corresponding peephole2 patterns.
87 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
88 and x86_64_shift_adj_1 using SWI48 mode iterator.
89 (x86_shift<mode>_adj_2): Ditto.
90 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
91 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
92 using SWI48 mode iterator.
93 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
94 *ashldi3_cmp_rex64 using SWI mode iterator.
95 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
96 *ashldi3_cconly_rex64 using SWI mode iterator.
97 * config/i386/i386.c (ix86_split_ashl): Update for renamed
98 x86_shift<mode>_adj_{1,2}.
99 (ix86_split_ashr): Ditto.
100 (ix86_split_lshr): Ditto.
102 2010-04-09 Richard Guenther <rguenther@suse.de>
104 * target.h (builtin_conversion): Pass in input and output types.
105 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
106 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
107 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
108 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
110 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
112 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
114 2010-04-09 Richard Guenther <rguenther@suse.de>
117 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
119 2010-04-09 Richard Guenther <rguenther@suse.de>
121 * tree-vectorizer.h (struct _stmt_vec_info): Document
122 that vectype is the type of the LHS.
123 (supportable_widening_operation, supportable_narrowing_operation):
124 Get both input and output vector types as arguments.
125 (vect_is_simple_use_1): Declare.
126 (get_same_sized_vectype): Likewise.
127 * tree-vect-loop.c (vect_determine_vectorization_factor):
128 Set STMT_VINFO_VECTYPE to the vector type of the def.
129 (vectorizable_reduction): Adjust.
130 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
131 Adjust. Specify the output vector type.
132 (vect_pattern_recog_1): Adjust.
133 * tree-vect-stmts.c (get_same_sized_vectype): New function.
134 (vectorizable_call): Adjust.
135 (vectorizable_conversion): Likewise.
136 (vectorizable_operation): Likewise.
137 (vectorizable_type_demotion): Likewise.
138 (vectorizable_type_promotion): Likewise.
139 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
141 (vect_is_simple_use_1): New function.
142 (supportable_widening_operation): Get both input and output
144 (supportable_narrowing_operation): Likewise.
145 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
147 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
149 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
150 __thiscall and _thiscall as predefined macros.
151 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
152 thiscall attribute handling.
153 (ix86_comp_type_attributes): Likewise.
154 (ix86_function_regparm): Likewise.
155 (ix86_return_pops_args): Likewise.
156 (init_cumulative_args): Likewise.
157 (find_drap_reg): Likewise.
158 (ix86_static_chain): Likewise.
159 (x86_this_parameter): Likewise.
160 (x86_output_mi_thunk): Likewise.
161 (ix86_attribute_table): Add description for thiscall attribute.
162 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
163 * doc/extend.texi: Add documentation for thiscall.
165 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
168 * c.opt (Wint-to-pointer-cast): Available in C++.
169 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
171 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
173 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
174 * calls.c (expand_call): Pass the function type to aggregate_value_p.
175 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
176 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
177 function type instead. Reorder and simplify checks.
179 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
181 2010-04-08 Jing Yu <jingyu@google.com>
182 Zdenek Dvorak <ook@ucw.cz>
184 PR tree-optimization/42720
185 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
186 loop unswitch conditions here from ...
187 (tree_unswitch_single_loop): ... here.
189 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
191 * tree-if-conv.c: Fix comments and simplify logic.
193 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
195 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
196 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
197 (main_tree_if_conversion): Update call to tree_if_conversion.
199 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
202 * doc/invoke.texi (-b,-V): Delete.
203 * doc/tm.texi: Do not mention -b.
204 * gcc.c (display_help): Delete -b and -V.
205 (process_command): Delete -b and -V.
206 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
208 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
209 Wolfgang Gellerich <gellerich@de.ibm.com>
211 Implement target hook for loop unrolling
212 * target.h (loop_unroll_adjust): Add a new target hook function.
213 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
214 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
215 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
216 (s390_loop_unroll_adjust): Implement the new target hook for s390.
217 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
219 (decide_unroll_stupid): Likewise.
221 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
224 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
226 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
228 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
229 (Specific, *-*-solaris2*): Likewise.
230 Don't prefer Sun as over GNU as.
232 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
234 * config/s390/s390.c (override_options): Adjust the z10
235 defaults for max-unroll-times, max-completely-peeled-insns
236 and max-completely-peel-times.
238 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
240 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
241 instructions for z10.
242 (s390_expand_setmem): Likewise.
243 (s390_expand_cmpmem): Likewise.
245 2010-04-08 Richard Guenther <rguenther@suse.de>
247 PR tree-optimization/43679
248 * tree-ssa-pre.c (eliminate): Only propagate copies.
250 2010-04-08 Jakub Jelinek <jakub@redhat.com>
253 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
254 set but not used variable warning.
256 2010-04-08 Wei Guozhi <carrot@google.com>
259 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
260 (arm_size_rtx_costs): Call the new function when optimized for size.
262 2010-04-08 Jakub Jelinek <jakub@redhat.com>
265 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
266 op0 is not a MEM, just return NULL instead of assertion
268 (discover_nonconstant_array_refs): Don't walk debug stmts.
270 2010-04-08 Doug Kwan <dougkwan@google.com>
272 * configure.ac: Recognize gold and do not use its version number
274 * configure: Regenerate.
276 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
279 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
280 (negate_value): Move code to push elements to broken_up_substracts ...
281 (eliminate_plus_minus_pair): ... here. Push operands that have no
282 negative pair to plus_negates.
283 (repropagate_negates, init_reassoc, fini_reassoc): Update.
285 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
287 * doc/install.texi (Configuration): Move description of
288 --enable-lto, --with-libelf*, --enable-gold from Java section to
291 * doc/generic.texi (Working with declarations)
292 (Function Properties, C and C++ Trees): Fix typos.
293 * doc/sourcebuild.texi (Top Level): Likewise.
295 2010-04-07 Jakub Jelinek <jakub@redhat.com>
298 * tree.h (DECL_READ_P): Define.
299 (struct tree_decl_common): Add decl_read_flag.
300 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
301 a set but not used warning.
302 (merge_decls): Merge DECL_READ_P flag.
303 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
304 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
305 * c-common.c (handle_used_attribute, handle_unused_attribute):
307 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
309 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
311 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
312 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
313 c_parser_binary_expression, c_parser_cast_expression,
314 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
315 Call default_function_array_read_conversion instead of
316 default_function_array_conversion where needed.
317 (c_parser_unary_expression, c_parser_conditional_expression,
318 c_parser_postfix_expression_after_primary, c_parser_initelt):
319 Likewise. Call mark_exp_read where needed.
320 (c_parser_statement_after_labels, c_parser_asm_operands,
321 c_parser_typeof_specifier, c_parser_sizeof_expression,
322 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
324 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
326 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
327 (warn_unused_but_set_parameter): Default to warn_unused
329 * doc/invoke.texi: Document -Wunused-but-set-variable and
330 -Wunused-but-set-parameter.
332 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
334 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
335 when operandN variables aren't used in the body of the expander
337 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
338 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
339 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
340 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
341 FOR_EACH_IMM_USE_ON_STMT): Likewise.
342 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
343 * tree.c (PROCESS_ARG): Likewise.
345 2010-04-07 Simon Baldwin <simonb@google.com>
347 * diagnostic.h (diagnostic_override_option_index): New macro to
348 set a diagnostic's option_index.
349 * c-tree.h (c_cpp_error): Add warning reason argument.
350 * opts.c (_warning_as_error_callback): New.
351 (register_warning_as_error_callback): Store callback for
352 warnings enabled via enable_warning_as_error.
353 (enable_warning_as_error): Call callback, minor code tidy.
354 * opts.h (register_warning_as_error_callback): Declare.
355 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
356 response to -Werror=.
357 (c_common_init_options): Register warning_as_error_callback in opts.c.
358 * common.opt: Add -Wno-cpp option.
359 * c-common.c (struct reason_option_codes_t): Map cpp warning
360 reason codes to gcc option indexes.
361 * (c_option_controlling_cpp_error): New function, lookup the gcc
362 option index for a cpp warning reason code.
363 * (c_cpp_error): Add warning reason argument, call
364 c_option_controlling_cpp_error for diagnostic_override_option_index.
365 * doc/invoke.texi: Document -Wno-cpp.
367 2010-04-07 Richard Guenther <rguenther@suse.de>
369 * ipa-reference.c (mark_load): Use get_base_address.
370 (mark_store): Likewise.
372 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
373 inserting GIMPLE_NOPs into the IL.
374 * tree-ssa-structalias.c (get_constraint_for_component_ref):
375 Explicitly strip handled components and indirect references.
377 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
378 folding address expressions.
379 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
380 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
381 operand_equal_p to compare decls.
382 (ptr_deref_may_alias_decl_p): Likewise.
383 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
384 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
385 Handle reversed comparison ops.
386 * tree-sra.c (asm_visit_addr): Use get_base_address.
387 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
388 * ipa-reference.c (mark_address): Use get_base_address.
390 2010-04-07 Richard Guenther <rguenther@suse.de>
392 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
393 Propagate constants everywhere.
395 2010-04-07 Jakub Jelinek <jakub@redhat.com>
398 * tree.c (MAX_INT_CACHED_PREC): Define.
399 (nonstandard_integer_type_cache): New array.
400 (build_nonstandard_integer_type): Cache results for precision
401 <= MAX_INT_CACHED_PREC.
403 2010-04-07 Richard Guenther <rguenther@suse.de>
405 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
406 -fargument-noalias-global, -fargument-noalias-anything): Remove.
407 * common.opt: Likewise.
408 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
409 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
410 (nonoverlapping_memrefs_p): Likewise.
411 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
412 * opts.c (common_handle_option): Handle OPT_fargument_alias,
413 OPT_fargument_noalias, OPT_fargument_noalias_anything and
414 OPT_fargument_noalias_global for backward compatibility.
416 2010-04-07 Richard Guenther <rguenther@suse.de>
418 PR tree-optimization/43270
419 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
420 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
421 * tree-ssa-pre.c (phi_translate_1): Adjust.
422 (fully_constant_expression): Split out vn_reference handling to ...
423 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
424 Fold reads from constant strings.
425 (vn_reference_lookup): Handle fully constant references.
426 (vn_reference_lookup_pieces): Likewise.
427 * Makefile.in (expmed.o-warn): Add -Wno-error.
429 2010-04-07 Martin Jambor <mjambor@suse.cz>
431 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
433 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
436 * gcc.c: Add -static-libstdc++ to list of recognized options.
438 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
440 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
442 2010-04-07 Richard Guenther <rguenther@suse.de>
445 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
446 bases build simple mem attributes to retain points-to information.
448 2010-04-07 Richard Guenther <rguenther@suse.de>
451 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
452 preserve points-to related information.
454 2010-04-07 Richard Guenther <rguenther@suse.de>
457 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
458 discard plain indirect references.
459 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
460 * tree.c (tree_nop_conversion): Likewise.
462 2010-04-07 Dodji Seketeli <dodji@redhat.com>
465 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
467 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
469 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
470 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
472 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
474 * tree-if-conv.c: Fix indentation and comments.
476 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
478 * tree-if-conv.c: Sort static functions in topological order.
480 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
482 * tree-if-conv.c: Fix indentation and comments.
484 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
487 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
488 lang_hooks.types.type_for_size instead of
489 build_nonstandard_integer_type.
490 When converting an unsigned type to signed, double its precision.
491 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
492 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
493 (graphite_create_new_loop_guard): When ub + 1 wraps around,
496 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
499 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
500 POINTER_PLUS_EXPR for pointer types.
502 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
505 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
506 * graphite-clast-to-gimple.c: Include langhooks.h.
507 (max_signed_precision_type): New.
508 (max_precision_type): Takes two types as arguments.
509 (precision_for_value): New.
510 (precision_for_interval): New.
511 (gcc_type_for_interval): New.
512 (gcc_type_for_value): New.
513 (gcc_type_for_clast_term): New.
514 (gcc_type_for_clast_red): New.
515 (gcc_type_for_clast_bin): New.
516 (gcc_type_for_clast_expr): Split up into several functions.
517 (gcc_type_for_clast_eq): Rewritten.
518 (compute_bounds_for_level): New.
519 (compute_type_for_level_1): New.
520 (compute_type_for_level): New.
521 (gcc_type_for_cloog_iv): Removed.
522 (gcc_type_for_iv_of_clast_loop): Rewritten.
523 (graphite_create_new_loop): Compute the lower and upper bound types
524 with gcc_type_for_clast_expr.
525 (graphite_create_new_loop_guard): Same.
526 (find_cloog_iv_in_expr): Removed.
527 (compute_cloog_iv_types_1): Removed.
528 (compute_cloog_iv_types): Removed.
529 (gloog): Do not call compute_cloog_iv_types.
530 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
532 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
533 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
534 (GBB_CLOOG_IV_TYPES): Removed.
536 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
538 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
539 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
540 (detect_commutative_reduction): Same.
542 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
544 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
545 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
547 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
548 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
549 (rewrite_commutative_reductions_out_of_ssa): Same.
550 * passes.c (execute_function_todo): Call verify_ssa for every pass
551 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
552 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
553 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
554 with an extra argument.
555 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
556 verify_ssa only when the extra argument is true.
557 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
558 with an extra argument.
559 (tree_transform_and_unroll_loop): Same.
561 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
563 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
564 for all the passes of the LNO having LOOP_CLOSED_SSA.
565 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
566 * tree-loop-distribution.c (pass_loop_distribution): Same.
567 * tree-pass.h (TODO_verify_loops): Removed.
568 * tree-ssa-loop.c (pass_tree_loop_init): Same.
570 (pass_tree_unswitch): Same.
571 (pass_predcom): Same.
572 (pass_vectorize): Same.
573 (pass_linear_transform): Same.
574 (pass_graphite_transforms): Same.
575 (pass_iv_canon): Same.
576 (pass_complete_unroll): Same.
577 (pass_complete_unrolli): Same.
578 (pass_parallelize_loops): Same.
579 (pass_loop_prefetch): Same.
580 (pass_iv_optimize): Same.
582 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
585 * passes.c (init_optimization_passes): Move pass_lim before
586 pass_copy_prop and pass_dce_loop.
588 2010-04-06 Jakub Jelinek <jakub@redhat.com>
591 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
592 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
593 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
594 MULTI_* defines for 4 argument vpermil2p* builtins.
596 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
598 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
599 * config/i386/i386.c (x86_maybe_negate_const_int): New.
600 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
601 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
602 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
603 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
604 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
605 Use x86_maybe_negate_const_int to output insn mnemonic.
606 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
607 check from instruction predicate. Update comments.
608 * config/i386/sync.md (sync_add<mode>): Use
609 x86_maybe_negate_const_int to output insn mnemonic.
611 2010-04-06 Jan Hubicka <jh@suse.cz>
613 PR tree-optimization/42906
614 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
615 IGNORE_SELF argument. Set visited_control_parents for fully
617 (find_obviously_necessary_stmts): Update call of
618 mark_control_dependent_edges_necessary.
619 (propagate_necessity): Likewise. Handle PHI edges more curefully.
621 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
623 * config/i386/i386.md: Remove comment about 'e' and 'E'
626 2010-04-06 Richard Guenther <rguenther@suse.de>
628 PR tree-optimization/43627
629 * tree-vrp.c (extract_range_from_unary_expr): Widenings
630 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
633 2010-04-06 Jakub Jelinek <jakub@redhat.com>
635 * BASE-VER: Change to 4.6.0.
638 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
641 2010-04-06 Richard Guenther <rguenther@suse.de>
644 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
646 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
648 * doc/invoke.texi (Optimize Options): Document that LTO
649 won't remove object access purely due to incompatible
652 2010-04-04 Matthias Klose <doko@ubuntu.com>
654 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
657 2010-04-03 Richard Guenther <rguenther@suse.de>
660 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
661 require a non-NULL MEM_OFFSET.
663 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
665 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
666 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
667 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
668 config/alpha/predicates.md, config/arm/arm.md,
669 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
670 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
671 config/darwin9.h, config/darwin.c, config/darwin.h,
672 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
673 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
674 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
675 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
676 config/mips/mips.md, config/mn10300/mn10300.c,
677 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
678 config/rs6000/aix.h, config/rs6000/dfp.md,
679 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
680 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
681 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
682 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
683 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
684 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
685 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
686 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
687 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
688 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
689 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
690 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
691 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
692 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
693 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
694 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
695 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
696 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
697 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
698 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
699 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
700 opt-functions.awk, opth-gen.awk, params.def, passes.c,
701 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
702 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
703 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
704 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
705 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
706 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
707 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
708 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
709 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
710 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
711 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
712 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
713 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
714 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
716 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
719 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
720 * aclocal.m4: Regenerate.
722 2010-04-02 Richard Guenther <rguenther@suse.de>
724 PR tree-optimization/43629
725 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
726 if we have seen a constant value.
728 2010-04-02 Joseph Myers <joseph@codesourcery.com>
730 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
732 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
735 * arm.c (legitimize_tls_address): Adjust call to
736 gen_tls_load_dot_plus_four.
737 (arm_note_pic_base): New function.
738 (arm_cannot_copy_insn_p): Use it.
739 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
742 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
747 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
749 * Makefile.in ($(out_object_file)): Depend on
750 gt-$(basename $(notdir $(out_file))).h.
752 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
754 * config.gcc (lm32-*-rtems*): Add t-lm32.
756 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
758 * config.gcc: Add lm32-*-rtems*.
759 * config/lm32/rtems.h: New file.
761 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
764 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
766 2010-04-01 Jakub Jelinek <jakub@redhat.com>
768 * dwarf2out.c (output_compilation_unit_header): For
769 -gdwarf-4 use version 4 instead of version 3.
770 (output_line_info): For version 4 and above emit additional
771 maximum ops per insn header field.
772 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
774 * dwarf2out.c (is_c_family, is_java): Remove.
775 (lower_bound_default): New function.
776 (add_bound_info, gen_descr_array_type_die): Use it.
778 2010-04-01 Dodji Seketeli <dodji@redhat.com>
781 * dwarf2out.c (gen_variable_die): Allow debug info for variable
782 re-declaration when it happens in a function.
784 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
786 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
787 (cgraph_remove_function_insertion_hook): Same.
788 (cgraph_call_function_insertion_hooks): Same.
790 2010-04-01 Richard Guenther <rguenther@suse.de>
793 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
794 and TREE_THIS_VOLATILE.
795 (copy_ref_info): Likewise.
796 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
797 * tree.c (build6_stat): Ignore side-effects of all but arg5
798 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
801 2010-04-01 Richard Guenther <rguenther@suse.de>
803 PR tree-optimization/43607
804 * ipa-type-escape.c (check_call): Do not access non-existing
807 2010-04-01 Richard Guenther <rguenther@suse.de>
811 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
812 Jack Howarth <howarth@bromo.med.uc.edu>
814 * tree-profile.c (tree_init_ic_make_global_vars): Make static
817 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
819 * doc/install.texi (Prerequisites): Document libelf usability on
820 IRIX 5/6 and Solaris 2.
821 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
822 Update GNU as, GNU ld requirements.
823 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
824 Document Sun Studio compiler download.
825 Update and simplify as, ld recommendations.
826 (Specific, *-*-solaris2.7): Note obsoletion, removal.
828 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
830 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
831 with_tune_32 to pentium4.
833 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
835 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
837 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
839 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
842 Document GNU as requirement.
843 Update configure requirements.
844 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
845 Recomment IRIX 6.5.18+.
846 Document IDF/IDL requirement.
847 Document GNU as requirement.
848 Document GNU ld bootstrap failure.
849 Remove freeware.sgi.com reference.
851 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
853 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
854 UNIX V4.0, V5.0 obsoletion, removal.
855 Remove --with-gc=simple reference.
856 Update VM requirements during bootstrap.
857 Remove -oldas bootstrap description.
858 Update binutils reference.
859 Remove comparison failure note.
861 2010-03-31 Richard Guenther <rguenther@suse.de>
862 Zdenek Dvorak <ook@ucw.cz>
863 Sebastian Pop <sebastian.pop@amd.com>
866 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
867 with multiple arguments.
868 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
870 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
872 * graphite-dependences.c (print_pddr): Call print_pdr with an
874 * graphite-poly.c (debug_pdr): Add an extra argument for the
877 (print_pbb_domain): Same.
879 (print_scop_context): Same.
882 (debug_pbb_domain): Same.
886 (debug_scop_context): Same.
889 (print_scop_params): Same.
890 (debug_scop_params): Same.
891 (print_iteration_domain): Same.
892 (print_iteration_domains): Same.
893 (debug_iteration_domain): Same.
894 (debug_iteration_domains): Same.
895 (print_scattering_function): Same.
896 (print_scattering_functions): Same.
897 (debug_scattering_function): Same.
898 (debug_scattering_functions): Same.
899 * graphite-poly.h (debug_pdr): Update declaration.
901 (print_pbb_domain): Same.
903 (print_scop_context): Same.
906 (debug_pbb_domain): Same.
910 (debug_scop_context): Same.
913 (print_scop_params): Same.
914 (debug_scop_params): Same.
915 (print_iteration_domain): Same.
916 (print_iteration_domains): Same.
917 (debug_iteration_domain): Same.
918 (debug_iteration_domains): Same.
919 (print_scattering_function): Same.
920 (print_scattering_functions): Same.
921 (debug_scattering_function): Same.
922 (debug_scattering_functions): Same.
924 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
926 * graphite-poly.c (print_scattering_function_1): New.
927 (print_scattering_function): Call it.
928 (print_scop_params): Remove spaces at the end of lines.
931 * graphite-poly.h (print_cloog): Declared.
932 (debug_cloog): Declared.
934 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
936 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
938 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
939 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
940 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
941 to switch between adding the IV bump in loop->latch or in loop->header.
943 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
945 * graphite-poly.c (print_scattering_function): Pretty print following
948 (print_pbb_domain): Same.
949 (dump_gbb_cases): Same.
950 (dump_gbb_conditions): Same.
953 (print_scop_params): Same.
954 (print_scop_context): Same.
956 (print_pbb_body): New.
957 (lst_indent_to): New.
958 (print_lst): Start new lines with a #.
959 * graphite-poly.h (pbb_bb): New.
960 (pbb_index): Use pbb_bb.
961 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
963 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
965 2010-03-31 Jakub Jelinek <jakub@redhat.com>
967 * dwarf2out.c (size_of_die): For -gdwarf-4 use
968 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
969 and 0 instead of 1 for dw_val_class_flag.
970 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
971 dw_val_class_range_list, dw_val_class_loc_list,
972 dw_val_class_lineptr and dw_val_class_macptr, use
973 DW_FORM_flag_present for dw_val_class_flag and
974 DW_FORM_exprloc for dw_val_class_loc.
975 (output_die): For -gdwarf-4 print dw_val_class_loc
976 size as uleb128 instead of 1 or 2 bytes and don't print
977 anything for dw_val_class_flag.
979 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
980 instead of cselib_lookup following by tweaking locs->setting_insn.
983 * cselib.c (cselib_process_insn): Clear cselib_current_insn
984 even before returning from label, setjmp call or volatile asm
987 2010-03-31 Richard Guenther <rguenther@suse.de>
990 * cgraphunit.c (cgraph_output_in_order): Do not allocate
991 temporary data on stack.
993 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
995 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
996 (PUSHSECTION_ASM_OP): Remove.
997 (POPSECTION_ASM_OP): Remove.
998 (PUSHSECTION_FORMAT): Remove.
999 * config/sol2.h (PUSHSECTION_FORMAT): Define.
1000 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
1001 * config/sol2.c (solaris_output_init_fini): Use it.
1003 2010-03-31 Jie Zhang <jie@codesourcery.com>
1006 * opt-functions.awk (var_type_struct): Use signed char type
1007 for simple variables.
1009 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1011 * config/sol2.c: Include output.h.
1012 (solaris_assemble_visibility): New function.
1013 * config/t-sol2 (sol2.o): Add output.h dependency.
1014 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
1015 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
1018 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1021 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
1022 V2SImode or XFmode on PRE_DEC.
1025 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
1028 2010-03-31 Jie Zhang <jie@codesourcery.com>
1031 * reload.h (caller_save_initialized_p): Declare.
1032 * toplev.c (backend_init_target): Don't call
1033 init_caller_save but set caller_save_initialized_p to false.
1034 * caller-save.c (caller_save_initialized_p): Define.
1035 (init_caller_save): Check caller_save_initialized_p.
1036 * ira.c (ira): Call init_caller_save if flag_caller_saves.
1038 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1041 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
1042 and soft-fp/t-softfp to tmake_file.
1043 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
1044 (LIBGCC2_TF_CEXT): Define.
1047 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
1050 * cselib.c (n_useless_values): Document handling of debug locs.
1051 (n_useless_debug_values, n_debug_values): New variables.
1052 (new_elt_loc_list): Don't add to debug values, keep count.
1053 (promote_debug_loc): New.
1054 (cselib_reset_table): Zero new variables.
1055 (entry_and_rtx_equal_p): Promote debug locs.
1056 (discard_useless_locs): Increment n_useless_debug_values for
1058 (remove_useless_values): Adjust n_useless_values and n_debug_values
1059 with n_useless_debug_values.
1060 (add_mem_for_addr): Promote debug locs.
1061 (cselib_lookup_mem): Likewise.
1062 (cselib_lookup_addr): Renamed to...
1063 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
1064 (cselib_log_lookup): ... this. Turn into...
1065 (cselib_lookup_addr): ... new wrapper.
1066 (cselib_lookup_from_insn): New.
1067 (cselib_invalidate_regno): Increment n_useless_debug_values for
1069 (cselib_invalidate_mem): Likewise.
1070 (cselib_process_insn): Take n_deleted and n_debug_values into
1071 account to guard remove_useless_value call.
1072 (cselib_finish): Zero n_useless_debug_values.
1073 * cselib.h (cselib_lookup_from_insn): Declare.
1074 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
1075 (sched_analyze_2): Likewise.
1077 2010-03-30 Jakub Jelinek <jakub@redhat.com>
1079 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
1081 (adjust_mems): Replace narrowing SUBREG of expression containing
1082 just PLUS, MINUS, MULT and ASHIFT of registers and constants
1083 with operations in the narrower mode.
1086 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
1087 regs_invalidated_by_call instead all call_used_reg_set registers.
1089 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
1092 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
1093 pointer comparisons with types_compatible_p.
1094 * tree-vect-stmts.c (vectorizable_call): Same.
1095 (vectorizable_condition): Same.
1097 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1099 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
1100 stack check if the mask would be zero.
1102 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1103 Jack Howarth <howarth@bromo.med.uc.edu>
1105 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1108 2010-03-30 Joseph Myers <joseph@codesourcery.com>
1111 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
1113 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
1114 Include ___unordxf2 and ___unordtf2.
1115 * config/i386/libgcc-glibc.ver: Do not define inheritance from
1118 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
1120 * config/lm32/t-lm32: New file.
1121 * config.gcc: Use the above file when targetting lm32.
1123 2010-03-28 Duncan Sands <baldrick@free.fr>
1125 * Makefile.in (PLUGIN_HEADERS): Add except.h.
1127 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1130 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
1131 Improve vectorization cost model diagnostic.
1133 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1136 * tree-vect-data-refs.c (vect_analyze_data_refs): When
1137 compute_data_dependences_for_loop returns false, early exit
1138 and output an extra diagnostic for the failed data reference
1141 2010-03-29 Richard Guenther <rguenther@suse.de>
1143 PR tree-optimization/43560
1144 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
1145 (can_sm_ref_p): Treat stores to readonly locations as trapping.
1147 2010-03-29 Jie Zhang <jie@codesourcery.com>
1150 * toplev.c (process_options): Set optimization_default_node
1151 and optimization_current_node.
1152 * opts.c (decode_options): Don't set optimization_default_node
1153 and optimization_current_node.
1155 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
1157 * config/rtems.h: Abandon -qrtems_debug.
1159 2010-03-28 Jan Hubicka <jh@suse.cz>
1161 PR tree-optimization/43505
1162 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
1163 map should not be copied.
1165 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1168 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
1169 cdtors, set DECL_PRESERVE_P.
1170 * ipa.c (cgraph_externally_visible_p): Return true if declaration
1173 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
1175 PR tree-optimization/43528
1176 * stor-layout.c (place_field): Check that constant fits into
1177 unsigned HWI when skipping calculation of MS bitfield layout.
1179 2010-03-27 Jan Hubicka <jh@suse.cz>
1182 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
1183 notice_global_symbol work.
1185 2010-03-27 Jakub Jelinek <jakub@redhat.com>
1187 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
1188 instead of dwarf2out_decl.
1189 (struct var_loc_node): Remove section_label field.
1190 (dwarf2out_function_decl): New function.
1191 (dwarf2out_var_location): Don't set section_label field.
1192 (dwarf2out_begin_function): Don't empty decl_loc_table here.
1194 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1196 PR tree-optimization/43544
1197 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1198 First argument for builtin vectorized function hook is now a
1199 tree to be able to distinguish between machine specific and
1201 * targhooks.c (default_builtin_vectorized_function): Ditto.
1202 * targhooks.h (default_builtin_vectorized_function): Ditto.
1203 * target.h (struct gcc_target): Ditto.
1204 * tree-vect-stmts.c (vectorizable_function): Ditto.
1205 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
1206 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1209 2010-03-26 Joseph Myers <joseph@codesourcery.com>
1212 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
1213 nested binding iff it is a FUNCTION_DECL.
1214 (store_parm_decls_newstyle): Pass nested=true to bind for
1215 FUNCTION_DECLs amongst parameters.
1217 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1219 * var-tracking.c (vt_expand_loc_callback): Don't run
1220 cselib_expand_value_rtx_cb in dummy mode if
1221 cselib_dummy_expand_value_rtx_cb returned false.
1223 * var-tracking.c (emit_note_insn_var_location): For one part
1224 notes with offset 0, don't add EXPR_LIST around the location.
1225 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
1226 add_location_or_const_value_attribute): Adjust for that change.
1229 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
1230 into first operand and location into second.
1231 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
1232 dw_cfi_oprnd_loc for DW_CFA_expression.
1233 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
1234 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
1235 assume first argument is regnum and second argument is location.
1237 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1240 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1241 of scratch register to DImode. Split to DImode comparison operator.
1242 Use SImode subreg of scratch register in the multiplication.
1243 (*cmp_sadd_sidi): Ditto.
1244 (*cmp_ssub_si): Ditto.
1245 (*cmp_ssub_sidi): Ditto.
1247 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1250 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
1251 Remove invalid assert and wrong comment.
1253 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1256 * flags.h (final_insns_dump_p): New extern.
1257 * final.c (final_insns_dump_p): New variable.
1258 (rest_of_clean_state): Set it before -fdump-final-insns=
1259 dumping, clear afterwards.
1260 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
1261 MEM_ALIAS_SET on MEMs.
1263 2010-03-26 David S. Miller <davem@davemloft.net>
1265 * configure.ac: Fix sparc GOTDATA_OP bug check.
1266 * configure: Rebuild.
1268 2010-03-26 Alan Modra <amodra@gmail.com>
1270 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
1272 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1274 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
1275 TLS_SECTION_ASM_FLAG.
1277 2010-03-25 Jakub Jelinek <jakub@redhat.com>
1280 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
1281 Clear first_function_block_is_cold.
1284 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
1285 argument if the argument is truth_value_p.
1287 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1289 * config/rs6000/constraints.md: Update copyright year for my changes.
1292 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
1293 used in reg+reg addressing, swap registers.
1295 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1298 * target.h (struct gcc_target): Add code_end hook.
1299 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
1301 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
1302 * toplev.c (compile_file): Call targetm.asm_out.code_end
1303 hook before unwind info/debug info output.
1304 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
1305 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
1306 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1307 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
1308 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1309 * config/i386/i386.c (ix86_file_end): Renamed to...
1310 (ix86_code_end): ... this. Make static. Don't call
1311 file_end_indicate_exec_stack. Emit unwind info using
1312 final_start_function/final_end_function.
1313 (darwin_x86_file_end): Remove.
1314 (TARGET_ASM_CODE_END): Define.
1315 * config/i386/i386.h (TARGET_ASM_FILE_END,
1316 NEED_INDICATE_EXEC_STACK): Don't define.
1317 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
1318 (TARGET_ASM_FILE_END): Define to darwin_file_end.
1319 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
1320 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
1323 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
1324 at the beginning and final_end_function at the end.
1325 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1327 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1329 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
1330 and Sun as TLS syntax.
1331 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
1332 * configure: Regenerate.
1333 * config.in: Regenerate.
1334 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
1335 (default_elf_asm_named_section): Use it.
1336 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
1337 (i386_output_dwarf_dtprel): Likewise.
1338 (output_addr_const_extra): Likewise.
1339 (output_pic_addr_const): Lowercase @GOTTPOFF.
1340 (output_addr_const_extra): Likewise.
1341 (output_pic_addr_const): Lowercase @GOTNTPOFF.
1342 (output_addr_const_extra): Likewise.
1343 (output_pic_addr_const): Lowercase @INDNTPOFF.
1344 (output_addr_const_extra): Likewise.
1345 (output_pic_addr_const): Lowercase @NTPOFF.
1346 (output_addr_const_extra): Likewise.
1347 (output_pic_addr_const): Lowercase @TPOFF.
1348 (output_addr_const_extra): Likewise.
1349 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
1350 (*tls_global_dynamic_64): Likewise.
1351 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
1352 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
1354 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
1355 (ASM_OUTPUT_TLS_COMMON): Use it.
1356 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
1359 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
1360 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
1361 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
1362 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1363 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1364 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
1366 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1368 * config/i386/i386.c (override_options): Don't accept
1369 -mtls-dialect=sun any longer.
1370 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
1371 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
1372 (*tls_local_dynamic_base_32_sun): Likewise.
1373 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1375 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1378 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1379 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
1382 * ira.c (adjust_cleared_regs): New function.
1383 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
1387 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
1389 * expr.c (expand_expr_real): Restore previous
1390 curr_insn_source_location and curr_insn_block after
1391 expand_expr_real_1 call.
1392 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
1393 instead of expand_expr_real_1.
1395 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
1397 PR rtl-optimization/43413
1398 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
1401 2010-03-22 James E. Wilson <wilson@codesourcery.com>
1404 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
1405 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
1407 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
1409 * config/i386/i386.c (ix86_target_string): Add -mfma.
1410 Fix a typo in comment.
1412 2010-03-22 Mike Stump <mikestump@comcast.net>
1415 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
1416 Don't overly align based upon packed packed fields.
1418 2010-03-22 Jason Merrill <jason@redhat.com>
1420 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
1421 Use () rather than [], and move before the element type.
1423 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1425 * doc/configfiles.texi (Configuration Files): Removed
1426 fixinc/Makefile*, intl/Makefile.*.
1427 * doc/makefile.texi: Fixed markup. Abstract from version
1428 control system used.
1429 (Makefile): Removed obsolete gcc/java/parse.y example.
1430 * doc/sourcebuild.texi: Likewise.
1431 (Top Level): Added config, gnattools, libdecnumber, libgcc,
1432 libgomp, libssp. Removed fastjar.
1433 (Miscellaneous Docs): Clarify location.
1434 Added COPYING3, COPYING3.LIB.
1435 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
1437 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1440 * config/i386/i386.c (x86_function_profiler)
1441 [!NO_PROFILE_COUNTERS]: Fix typo.
1442 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
1445 2010-03-22 Janis Johnson <janis187@us.ibm.com>
1446 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1448 * doc/sourcebuild.texi (Test Directives): Split into six
1449 subsections, with most of the current text in new subsections
1450 Directives, Selectors, and Final Actions.
1451 (Directives): Split list of test directives into multiple
1453 (Selectors): Describe use and syntax of selectors.
1454 (Effective-Target Keywords): Describe all existing keywords.
1455 (Add Options): Describe features for dg-add-options.
1456 (Require Support): Describe variants of dg-require-support.
1457 (Final Actions): Describe commands to use in dg-final.
1459 2010-03-22 Michael Matz <matz@suse.de>
1462 * recog.c (validate_replace_rtx_group): Replace also in
1463 REG_EQUAL and REG_EQUIV notes.
1465 2010-03-22 Richard Guenther <rguenther@suse.de>
1467 PR tree-optimization/43390
1468 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
1469 sure vector extracts are type correct.
1471 2010-03-22 Richard Guenther <rguenther@suse.de>
1474 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
1475 x * sqrt (x) even when optimizing for size if the target
1476 has native support for sqrt.
1478 2010-03-22 Jakub Jelinek <jakub@redhat.com>
1480 * varasm.c (make_decl_rtl_for_debug): Also clear
1481 flag_mudflap for the duration of make_decl_rtl call.
1484 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
1485 locs from preserved VALUEs.
1487 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1490 * pa.md (movmemsi): Set align to one if zero.
1491 (movmemdi): Likewise.
1493 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
1496 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
1497 with their corresponding prologue pushes.
1499 2010-03-20 Andrew Pinski <pinskia@gmail.com>
1502 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
1503 at the begining or end.
1504 (spu_expand_epilogue): Likewise.
1506 2010-03-20 Richard Guenther <rguenther@suse.de>
1508 PR rtl-optimization/43438
1509 * combine.c (make_extraction): Properly zero-/sign-extend an
1510 extraction of the low part of a CONST_INT. Also handle
1513 2010-03-19 Mike Stump <mikestump@comcast.net>
1515 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
1516 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
1517 (override_options): Use SUBTARGET32_DEFAULT_CPU.
1519 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1522 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
1525 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
1527 PR rtl-optimization/42258
1528 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
1529 use that may match DEF.
1532 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
1533 the cost of loading the constant rather than assuming
1535 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
1536 outer code is AND, do the same tests as the andsi3 expander and
1537 return COSTS_N_INSNS (1) if and is cheap.
1539 * optabs.c (avoid_expensive_constant): Fix formatting.
1541 2010-03-19 Michael Matz <matz@suse.de>
1544 * attribs.c (decl_attributes): When rebuilding a function pointer
1545 type use the same qualifiers as the original pointer type.
1547 2010-03-19 Martin Jambor <mjambor@suse.cz>
1549 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
1550 and is_gimple_ip_invariant_address.
1552 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1555 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1557 * config/arm/arm.c (arm_override_options): Turn off
1558 flag_dwarf2_cfi_asm for AAPCS variants.
1560 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1563 * config/arm/arm.c (emit_multi_reg_push): Update comments.
1564 Use PRE_MODIFY instead of PRE_DEC.
1565 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
1566 (vfp_emit_fstmd): Likewise.
1568 2010-03-19 Michael Matz <matz@suse.de>
1571 * builtins.c (expand_builtin_interclass_mathfn,
1572 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
1575 2010-03-19 Richard Guenther <rguenther@suse.de>
1577 PR tree-optimization/43415
1578 * tree-ssa-pre.c (phi_translate): Split out worker to ...
1579 (phi_translate_1): ... this.
1580 (phi_translate): Move all caching here. Cache all NARY
1581 and REFERENCE translations.
1583 2010-03-19 David S. Miller <davem@davemloft.net>
1585 With help from Eric Botcazou.
1586 * config/sparc/sparc.c: Include dwarf2out.h.
1587 (emit_pic_helper): Delete.
1588 (pic_helper_symbol_name): Delete.
1589 (pic_helper_emitted_p): Delete.
1590 (pic_helper_needed): New.
1591 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
1592 (get_pc_thunk_name): New.
1593 (load_pic_register): Remove 'delay_pic_helper' arg. Use
1594 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
1595 Set pic_helper_needed to true. Don't call emit_pic_helper.
1596 (sparc_expand_prologue): Update load_pic_register call.
1597 (sparc_output_mi_thunk): Likewise.
1598 (sparc_file_end): Emit a hidden comdat symbol for the PIC
1599 thunk if possible. Output CFI information as needed.
1601 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1602 Jack Howarth <howarth@bromo.med.uc.edu>
1605 * config/i386/i386.h: Fix ABI on darwin x86-32.
1607 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
1609 * tree.h: Declare make_decl_rtl_for_debug.
1610 * varasm.c (make_decl_rtl_for_debug): New.
1611 * dwarf2out.c (rtl_for_decl_location): Call it.
1612 * cfgexpand.c (expand_debug_expr): Call it.
1614 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1617 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
1621 * var-tracking.c (vt_init_cfa_base): Do nothing if
1622 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
1624 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
1627 * var-tracking.c (canonicalize_vars_star): New.
1628 (dataflow_post_merge_adjust): Use it.
1630 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1633 * var-tracking.c (non_suitable_const): New function.
1634 (add_uses): For DEBUG_INSNs with constants, don't record any
1635 value, instead just the constant value itself.
1636 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
1637 is not VAR_LOC_UNKNOWN_P, set var to the constant.
1638 (emit_notes_in_bb): Likewise.
1639 (emit_note_insn_var_location): For onepart variables if
1640 cur_loc is a VOIDmode constant, use DECL_MODE.
1642 2010-03-18 Martin Jambor <mjambor@suse.cz>
1645 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
1646 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
1647 all non-clones. Moved call redirection...
1648 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
1649 (cgraph_materialize_all_clones): Dispose of all
1650 combined_args_to_skip bitmaps.
1651 (verify_cgraph_node): Do not check for edges pointing to wrong
1652 nodes in inline clones.
1653 * tree-inline.c (copy_bb): Call
1654 cgraph_redirect_edge_call_stmt_to_callee.
1655 * ipa.c (cgraph_remove_unreachable_nodes): Call
1656 cgraph_node_remove_callees even when there are used clones.
1658 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1660 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
1662 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1665 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
1668 2010-03-18 Michael Matz <matz@suse.de>
1671 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
1672 into sqrt(x) if we need to preserve signed zeros.
1674 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
1675 Eric Botcazou <ebotcazou@adacore.com>
1677 PR rtl-optimization/43360
1678 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
1679 note if we don't know its invariant status.
1681 2010-03-18 Michael Matz <matz@suse.de>
1683 PR tree-optimization/43402
1684 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
1685 PHI chains of ssa names registered for update.
1687 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
1690 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
1691 non-offsettable and pre_modify update addressing.
1692 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
1693 and "2" alternatives "#".
1694 (*movdd_softfloat32): Make all alternatives "#";
1695 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
1696 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
1697 (*movdf_softfloat32): Make all alternatives "#";
1698 (movdi): Use the new DIFD mode iterator to create a common splitter
1699 for movdi, movdf and movdd patterns.
1701 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
1703 * common.opt (dumpdir): Remove redundant tab.
1705 2010-03-17 Martin Jambor <mjambor@suse.cz>
1707 PR tree-optimization/43347
1708 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
1709 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
1711 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
1713 PR rtl-optimization/42216
1714 * regrename.c (create_new_chain): New function, broken out from...
1715 (scan_rtx_reg): ... here. Call it. Handle the case where we are
1716 appending a use to an empty chain.
1717 (build_def_use): Remove previous changes that convert OP_INOUT to
1718 OP_OUT operands; instead detect the case where an OP_INOUT operand
1719 uses a previously untracked register and create an empty chain for it.
1721 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1723 * doc/extend.texi (Function Attributes): Rewrite unfinished
1724 sentence in ms_abi documentation.
1726 2010-03-17 Alan Modra <amodra@gmail.com>
1728 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
1729 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
1730 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
1731 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
1733 2010-03-16 Richard Henderson <rth@redhat.com>
1736 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
1737 (lower_try_finally): Save and restore eh_seq around the expansion
1740 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1742 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
1743 statements before splitting block.
1745 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1747 * doc/sourcebuild.texi (Testsuites): Fix markup.
1748 Use pathnames relative to gcc/testsuite.
1749 (Test Directives): Move description of how timeout is determined.
1750 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
1751 (C Tests): Correct gcc.misc-tests directory.
1752 Framework tests now live in gcc.test-framework.
1754 2010-03-16 Richard Guenther <rguenther@suse.de>
1757 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
1758 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
1760 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1761 Alexandre Oliva <aoliva@redhat.com>
1763 PR tree-optimization/42917
1764 * lambda-code.c (remove_iv): Skip debug statements.
1765 (lambda_loopnest_to_gcc_loopnest): Likewise.
1766 (not_interesting_stmt): Debug statements are not interesting.
1768 2010-03-16 Jakub Jelinek <jakub@redhat.com>
1772 * cselib.c (cselib_preserve_constants,
1773 cfa_base_preserved_val): New static variables.
1774 (preserve_only_constants): New function.
1775 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
1776 clear its REG_VALUES. If cselib_preserve_constants, don't
1777 empty the whole hash table, but preserve there VALUEs with constants,
1778 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
1779 (cselib_preserve_cfa_base_value): New function.
1780 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
1781 (cselib_init): Change argument to int bitfield. Set
1782 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
1784 (cselib_finish): Clear cselib_preserve_constants and
1785 cfa_base_preserved_val.
1786 * cselib.h (enum cselib_record_what): New enum.
1787 (cselib_init): Change argument to int.
1788 (cselib_preserve_cfa_base_value): New prototype.
1789 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
1790 * dse.c (dse_step1): Likewise.
1791 * cfgcleanup.c (thread_jump): Likewise.
1792 * sched-deps.c (sched_analyze): Likewise.
1793 * gcse.c (local_cprop_pass): Likewise.
1794 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
1795 If FN is non-NULL, call the callback always and whenever it returns
1796 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
1797 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
1798 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
1799 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
1800 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
1801 * var-tracking.c: Include recog.h.
1802 (bb_stack_adjust_offset): Remove.
1803 (vt_stack_adjustments): Don't call it, instead just gather the
1804 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
1805 (adjust_stack_reference): Remove.
1806 (compute_cfa_pointer): New function.
1807 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
1808 (struct adjust_mem_data): New type.
1809 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
1811 (get_address_mode): New function.
1812 (replace_expr_with_values): Use it.
1813 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
1814 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
1815 (adjust_sets): Remove.
1816 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
1817 Use get_address_mode.
1818 (get_adjusted_src): Remove.
1819 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
1820 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
1821 (add_with_sets): Don't call adjust_sets.
1822 (fp_setter, vt_init_cfa_base): New functions.
1823 (vt_initialize): Change return type to bool. Move most of pool etc.
1824 initialization to the beginning of the function from end. Pass
1825 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
1826 If !frame_pointer_needed, call vt_stack_adjustment before mos
1827 vector is filled, call vt_init_cfa_base if argp/framep has been
1828 eliminated to sp. If frame_pointer_needed and argp/framep has
1829 been eliminated to hard frame pointer, set
1830 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1831 encountering fp setter in the prologue. For MO_ADJUST, call
1832 log_op_type before pusing the op into mos vector, not afterwards.
1833 Call adjust_insn before cselib_process_insn/add_with_sets,
1834 call cancel_changes (0) afterwards.
1835 (variable_tracking_main_1): Adjust for vt_initialize calling
1836 vt_stack_adjustments and returning whether it succeeded or not.
1838 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1840 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1843 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1845 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1847 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
1848 drap_reg has not been set.
1850 2010-03-15 Michael Matz <matz@suse.de>
1853 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
1854 use it to expand block copies.
1855 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1856 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
1857 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
1859 2010-03-15 Richard Guenther <rguenther@suse.de>
1861 PR tree-optimization/43367
1862 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
1865 2010-03-15 Richard Guenther <rguenther@suse.de>
1867 PR tree-optimization/43317
1868 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
1870 2010-03-15 Martin Jambor <mjambor@suse.cz>
1872 PR tree-optimization/43141
1873 * tree-sra.c (create_abstract_origin): New function.
1874 (modify_function): Call create_abstract_origin.
1876 2010-03-15 Chris Demetriou <cgd@google.com>
1878 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
1881 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1884 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1885 call insert_out_of_ssa_copy for default definitions.
1887 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1889 * graphite-clast-to-gimple.c (my_long_long): Defined.
1890 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1891 * graphite-sese-to-poly.c (my_long_long): Defined.
1892 (scop_ivs_can_be_represented): Use it.
1894 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1896 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1897 graphite-max-bbs-per-function, and loop-block-tile-size.
1898 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1900 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1902 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1904 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1905 forward declaration.
1906 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1907 (add_upper_bounds_from_estimated_nit): New.
1908 (build_loop_iteration_domains): Use it.
1910 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1912 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1914 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1917 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1918 should be an INTEGER_CST. Also handle CASE_CONVERT.
1920 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1922 * graphite.c (graphite_initialize): To bound the number of bbs per
1923 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
1924 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
1925 * doc/invoke.texi: Document it.
1927 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1929 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
1930 * graphite-sese-to-poly.h (build_poly_scop): Same.
1932 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1934 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
1935 the number of parameters in the scop. Use as an upper bound
1936 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
1937 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
1938 * doc/invoke.texi: Document it.
1940 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
1942 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
1943 * doc/c-tree.texi: Remove.
1944 * doc/generic.texi: Merge c-tree.texi here.
1945 * doc/gccint.texi (Trees): Remove menu entry.
1946 (c-tree.texi): Remove @include.
1947 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
1948 * doc/languages.texi (Reading RTL): Ditto.
1950 2010-03-12 Steve Ellcey <sje@cup.hp.com>
1953 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
1955 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1958 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
1959 code added to work around reload clobbering CONST insns.
1961 2010-03-12 Jakub Jelinek <jakub@redhat.com>
1963 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
1964 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
1965 (cselib_preserve_only_values): Remove retain argument, don't
1966 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
1967 * cselib.h (cselib_preserve_only_values): Remove retain argument.
1968 * var-tracking.c (micro_operation): Move insn field before union.
1969 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
1970 (struct variable_tracking_info_def): Remove n_mos field, change
1971 mos into a vector of micro_operations.
1972 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
1973 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
1974 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
1975 changing into a vector.
1976 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
1977 come before all other uops generated by add_stores.
1978 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
1980 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
1981 a vector. Run just one pass over the bbs instead of separate counting
1982 and computation phase.
1983 (vt_finalize): Free VTI (bb)->mos vector instead of array.
1986 * tree-inline.c (remap_decls): Put old_var rather than origin_var
1987 into *nonlocalized_list vector.
1988 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
1989 even if origin is non-NULL.
1990 (gen_variable_die): Likewise.
1991 (process_scope_var): Don't change origin.
1992 (gen_decl_die): Likewise.
1993 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
1994 before adding new edges instead of after it, fix moving over
1997 2010-03-11 David S. Miller <davem@davemloft.net>
1999 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
2001 * configure: Rebuild.
2003 2010-03-11 Martin Jambor <mjambor@suse.cz>
2005 PR tree-optimization/43257
2006 * tree.c (assign_assembler_name_if_neeeded): New function.
2007 (free_lang_data_in_cgraph): Assembler name assignment moved to the
2009 * tree.h (assign_assembler_name_if_neeeded): Declare.
2010 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
2011 the function if needed.
2013 2010-03-11 Chris Demetriou <cgd@google.com>
2015 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
2016 include/stdint-gcc.h, and include/stdint.h world-readable.
2018 2010-03-11 Richard Guenther <rguenther@suse.de>
2020 PR tree-optimization/43255
2021 * tree-vrp.c (process_assert_insertions_for): Do not insert
2022 asserts for trivial conditions.
2024 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2026 PR tree-optimization/43280
2027 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
2028 generation. Move calculation of size out of the if branch.
2029 (find_bswap): Modify compare number generation.
2031 2010-03-11 Richard Guenther <rguenther@suse.de>
2034 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
2035 (input_gimple_stmt): Fixup handled component types during
2036 operand read. Also fix up decls in ADDR_EXPRs.
2038 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
2040 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
2041 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
2043 2010-03-10 Jan Hubicka <jh@suse.cz>
2046 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
2047 * varasm.c (get_variable_section): Don't do that here...
2048 (make_decl_rtl): ... and here.
2049 (do_assemble_alias): Produce decl RTL.
2050 (assemble_alias): Likewise.
2052 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2055 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
2056 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
2058 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
2059 (based_loc_descr): Only express drap or vdrap regno based expressions
2060 using DW_OP_fbreg when not optimizing.
2061 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
2062 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
2063 REG_CFA_SET_VDRAP note.
2065 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
2067 PR tree-optimization/43236
2068 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
2069 error in calculation of base address in reverse iteration case.
2070 (generate_builtin): Take number of latch executions if the statement
2073 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
2076 * tree-eh.c: Include pointer-set.h.
2077 (lower_eh_dispatch): Filter out duplicate case labels and
2078 remove the unneeded edge when the label is unused. Return
2079 true when some edges are removed.
2080 (execute_lower_eh_dispatch): When any lowering resulted in
2081 removing an edge, also delete unreachable blocks.
2083 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2086 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2087 UNSPEC_MACHOPIC_OFFSET.
2089 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
2092 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2093 (m68k_delegitimize_address): New function.
2095 2010-03-09 Jakub Jelinek <jakub@redhat.com>
2098 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
2101 * var-tracking.c (adjust_sets): New function.
2102 (count_with_sets, add_with_sets): Use it.
2103 (get_adjusted_src): New inline function.
2104 (add_stores): Use it.
2107 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
2108 call cselib_dummy_expand_value_rtx_cb instead of
2109 cselib_expand_value_rtx_cb.
2112 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
2113 * config/i386/i386.c: Include debug.h and dwarf2out.h.
2114 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
2115 and .cfi_endproc around the pic thunks.
2116 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
2117 all queued unwind info register saves are saved before the call.
2118 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
2119 considered as sp-=4 for unwind info and the pop as sp+=4 which
2120 also clobbers dest, but doesn't actually restore it.
2123 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
2124 RTX_FRAME_RELATED_P.
2126 2010-03-09 Jie Zhang <jie@codesourcery.com>
2128 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
2129 whitespaces in output template.
2131 2010-03-09 Jie Zhang <jie@codesourcery.com>
2133 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
2136 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2138 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
2139 builtins.exp in a separate job.
2141 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2143 * graphite-sese-to-poly.c (add_param_constraints): Use
2144 lower_bound_in_type and upper_bound_in_type.
2146 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2148 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
2149 instead of unsigned_type_node.
2151 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2152 Reza Yazdani <reza.yazdani@amd.com>
2155 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
2156 on pointer type parameters.
2158 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2162 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
2163 handle conversions from pointer to integers.
2164 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
2165 induction variable, to be able to work with code generated by CLooG.
2166 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
2167 (build_poly_scop): Bail out if we cannot codegen a loop.
2169 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2171 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
2172 code generation with gloog_error.
2174 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2176 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
2177 Call fold_convert on all the returned values.
2178 (expand_scalar_variables_expr): Pass to
2179 expand_scalar_variables_ssa_name the type of the resulting expression.
2181 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2183 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
2184 ppl_min_for_le_pointset.
2185 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
2186 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
2188 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2190 * graphite-dependences.c (map_into_dep_poly): Removed.
2191 (dependence_polyhedron_1): Use combine_context_id_scat.
2193 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2195 * graphite-poly.h (struct poly_scattering): Add layout documentation.
2196 (struct poly_bb): Same.
2197 (combine_context_id_scat): New.
2199 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2202 * sese.c (name_defined_in_loop_p): Return false for default
2205 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2207 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
2208 and clean up the logic.
2210 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2212 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
2215 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2217 * var-tracking.c (remove_cselib_value_chains): Define only for
2219 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
2220 delete_slot_part, emit_notes_for_differences_1): Don't call
2221 remove_cselib_value_chains here.
2222 (set_slot_part, emit_notes_for_differences_2): Don't call
2223 add_cselib_value_chains here.
2224 (preserved_values): New vector.
2225 (preserve_value): New function.
2226 (add_uses, add_stores, vt_add_function_parameters): Use it
2227 instead of cselib_preserve_value.
2228 (changed_values_stack): New vector.
2229 (check_changed_vars_0): New function.
2230 (check_changed_vars_1, check_changed_vars_2): Use it.
2231 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
2232 changed_values_stack VALUEs.
2233 (vt_emit_notes): For all preserved_values call
2234 add_cselib_value_chains. If ENABLE_CHECKING call
2235 remove_cselib_value_chains before verifying value_chains is empty.
2236 Initialize and free changed_values_stack.
2237 (vt_initialize): Initialize preserved_values.
2238 (vt_finalize): Free preserved_values.
2240 2010-03-08 Richard Guenther <rguenther@suse.de>
2242 PR tree-optimization/43269
2243 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
2246 2010-03-08 Martin Jambor <mjambor@suse.cz>
2248 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
2249 (ipa_is_param_called): Removed.
2250 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
2251 (ipa_print_node_params): Do not print the called flag.
2252 (ipa_write_node_info): Do not stream the called flag.
2253 (ipa_read_node_info): Likewise.
2255 2010-03-07 Jakub Jelinek <jakub@redhat.com>
2258 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
2259 * cselib.c (struct expand_value_data): Add dummy field.
2260 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
2262 (cselib_dummy_expand_value_rtx_cb): New function.
2263 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
2265 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
2266 * var-tracking.c: Include pointer-set.h.
2267 (variable): Change n_var_parts to char from int. Add
2268 cur_loc_changed and in_changed_variables fields.
2269 (variable_canonicalize): Remove.
2270 (shared_var_p): New inline function.
2271 (unshare_variable): Maintain cur_loc_changed and
2272 in_changed_variables fields. If var was in changed_variables,
2273 replace it there with new_var. Just copy cur_loc instead of
2274 resetting it to something else.
2275 (variable_union): Don't recompute cur_loc. Use shared_var_p.
2276 (dataflow_set_union): Don't call variable_canonicalize.
2277 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
2278 of their DEBUG_EXPR_TREE_DECLs.
2279 (canonicalize_loc_order_check): Verify that cur_loc is NULL
2280 and in_changed_variables and cur_loc_changed is false.
2281 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
2282 and cur_loc_changed. Don't update cur_loc here.
2283 (variable_merge_over_src): Don't call variable_canonicalize.
2284 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
2285 removing loc that is equal to cur_loc, clear cur_loc,
2286 set cur_loc_changed and ensure variable_was_changed is called.
2287 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
2288 compare pointers in cur_loc check, if it is equal to loc,
2289 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
2290 (variable_different_p): Remove compare_current_location argument,
2291 don't compare cur_loc.
2292 (dataflow_set_different_1): Adjust variable_different_p caller.
2293 (variable_was_changed): If dv had some var in changed_variables
2294 already, reset in_changed_variables flag for it and propagate
2295 cur_loc_changed over to the new variable. On empty var
2296 always set cur_loc_changed. Set in_changed_variables on whatever
2297 var is added to changed_variables.
2298 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
2299 Use shared_var_p. When removing loc that is equal to cur_loc,
2300 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
2301 end, don't set it to something else, just call variable_was_changed.
2302 (delete_slot_part): Use shared_var_p. When cur_loc equals to
2303 loc being removed, clear cur_loc and set cur_loc_changed.
2304 Set cur_loc_changed if all locations have been removed.
2305 (struct expand_loc_callback_data): New type.
2306 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
2307 allocated. Always create SUBREGs if simplify_subreg failed.
2308 Prefer to use cur_loc, when that fails and still in
2309 changed_variables (and seen first time) recompute it. Set
2310 cur_loc_changed of variables which had to change cur_loc and
2311 compute elcd->cur_loc_changed if any of the subexpressions used
2312 had to change cur_loc.
2313 (vt_expand_loc): Adjust to pass arguments in
2314 expand_loc_callback_data structure.
2315 (vt_expand_loc_dummy): New function.
2316 (emitted_notes): New variable.
2317 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
2318 that weren't used for any other decl in current
2319 emit_notes_for_changes call call vt_expand_loc_dummy to update
2320 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
2321 first loc_chain location if NULL before. Always use just
2322 cur_loc instead of first loc_chain location. When cur_loc_changed
2323 is false, when not --enable-checking=rtl just don't emit any note.
2324 When rtl checking, compute the note and assert it is the same
2325 as previous note. Clear cur_loc_changed and in_changed_variables
2326 at the end before removing from changed_variables.
2327 (check_changed_vars_3): New function.
2328 (emit_notes_for_changes): Traverse changed_vars to call
2329 check_changed_vars_3 on each changed var.
2330 (emit_notes_for_differences_1): Clear cur_loc_changed and
2331 in_changed_variables. Recompute cur_loc of new_var.
2332 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
2333 (vt_emit_notes): Initialize and destroy emitted_notes.
2335 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
2337 PR rtl-optimization/42220
2338 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
2339 Use verify_reg_tracked to determine if we should use OP_OUT rather
2341 (build_def_use): If we see an in-out operand for a register that we
2342 know nothing about, treat is an output if possible, fail the block if
2345 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2348 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
2351 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2354 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
2355 uses of relevant DEFs that are dead outside the loop too.
2357 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2359 * var-tracking.c (dataflow_set_merge): Swap src and src2.
2361 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2363 * var-tracking.c (values_to_unmark): New variable.
2364 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2365 values_to_unmark vector. Moved body to...
2366 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2367 instead queue it into values_to_unmark vector.
2368 (vt_find_locations): Free values_to_unmark vector.
2370 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
2372 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
2373 (site.exp): Export them when plugins are enabled.
2375 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
2378 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
2380 (chrec_fold_multiply): Same.
2382 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2385 * c-decl.c (build_compound_literal): Return early if init is
2388 2010-03-04 Martin Jambor <mjambor@suse.cz>
2390 PR tree-optimization/43164
2391 PR tree-optimization/43191
2392 * tree-sra.c (type_consists_of_records_p): Reject records with
2393 zero-size bit-fields at the end.
2395 2010-03-04 Mike Stump <mikestump@comcast.net>
2397 * Makefile.in (TAGS): Remove *.y.
2399 2010-03-04 Richard Guenther <rguenther@suse.de>
2401 PR tree-optimization/40761
2402 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
2404 (my_rev_post_order_compute): New function.
2405 (init_pre): Call it.
2407 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
2410 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
2411 decrease the cost of an IV candidate when the cost is infinite.
2413 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2415 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
2416 Use '3DNow!' for the extension of that name, ensure normal space
2418 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2420 2010-03-03 Jeff Law <law@redhat.com>
2422 * PR middle-end/32693
2423 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
2424 than gen_rtx_SUBREG.
2425 (extract_bit_field_1): Likewise.
2427 2010-03-03 Janis Johnson <janis187@us.ibm.com>
2429 * doc/sourcebuild.texi (Test directives): Document that arguments
2430 include-opts and exclude-opts are now optional for dg-skip-if,
2431 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
2433 2010-03-03 Jason Merrill <jason@redhat.com>
2436 * cgraph.h (varpool_node): Add extra_name field.
2437 * varpool.c (varpool_extra_name_alias): New.
2438 (varpool_assemble_decl): Emit extra name aliases.
2439 (varpool_mark_needed_node): Look past an extra name alias.
2440 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
2441 * lto-streamer-in.c (lto_input_tree): Read it.
2442 * lto-streamer-out.c (output_unreferenced_globals): Write it.
2444 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
2446 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
2447 (sparc*-*-solaris2*): ...this.
2449 2010-03-03 Jakub Jelinek <jakub@redhat.com>
2452 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
2453 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
2454 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
2455 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
2458 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
2459 fallthrough to default handling, just with want_address 0 instead of 2.
2460 For single element lists, add_AT_loc directly, otherwise create an
2461 artificial variable DIE and stick location list to it.
2464 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
2465 (VAL_EXPR_HAS_REVERSE): Define.
2466 (reverse_op): New function.
2467 (add_stores): For reversible operations add an extra MO_VAL_USE.
2469 2010-03-02 Jason Merrill <jason@redhat.com>
2471 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
2473 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
2475 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
2476 (sparc64-*-linux*): Likewise.
2477 (sparc64-*-solaris2*): Include assembler files before linker ones.
2478 (sparc-*-solaris2*): Simplify and reorder to match previous case.
2479 * config/sparc/gas.h: Delete.
2480 * config/sparc/sol2-64.h: Add copyright notice.
2481 * config/sparc/sol2-gas-bi.h: Likewise.
2482 * config/sparc/sol2-gld.h: Likewise.
2483 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
2484 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
2485 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
2486 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
2487 (sparc_elf_asm_named_section): Rename into...
2488 (sparc_solaris_elf_asm_named_section): ...this. Always define.
2490 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
2492 * config/alpha/alpha.c (override_options): Fix -mtune error message.
2494 2010-03-02 Jeff Law <law@redhat.com>
2497 * reload1.c (rtx_p, substitute_stack): Declare.
2498 (substitute): Record addresses of changed rtxs.
2499 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
2500 Restore the original rtx when complete.
2501 (reload): Free subsitute_stack when complete.
2503 2010-03-02 Janis Johnson <janis187@us.ibm.com>
2505 * doc/gccint.texi (menu): Add Testsuites as a chapter.
2506 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
2508 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
2509 LTO Testing, gcov Testing, profopt Testing, compat Testing,
2510 Torture Tests): Change from subsection to section.
2512 2010-03-02 Jakub Jelinek <jakub@redhat.com>
2513 Steven Bosscher <steven@gcc.gnu.org>
2515 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
2518 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
2521 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
2522 the assignment from the new induction variable to the assignment
2523 of the value from the original loop PHI function.
2525 2010-03-01 Janis Johnson <janis187@us.ibm.com>
2526 Daniel Jacobowitz <dan@codesourcery.com>
2528 * doc/sourcebuild.texi (Test directives): Clarify options to
2531 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2533 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
2534 Disable cfi directives unless GCC and gas agree on using read-only
2535 .eh_frame sections for 64-bit.
2536 * configure: Regenerate.
2538 2010-03-01 Richard Guenther <rguenther@suse.de>
2540 PR tree-optimization/43220
2541 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
2542 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
2544 2010-03-01 Richard Guenther <rguenther@suse.de>
2545 Martin Jambor <mjambor@suse.cz>
2548 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
2549 gimplified parameters.
2551 2010-03-01 Christian Bruel <christian.bruel@st.com>
2553 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
2555 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
2557 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
2559 2010-03-01 Richard Guenther <rguenther@suse.de>
2562 * expr.c (expand_assignment): Use the alias-oracle to tell
2563 if the rhs aliases the result decl.
2565 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2568 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
2569 to sol_gt_pch_get_address.
2570 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
2571 64-bit, SPARC and x86.
2572 (sol_gt_pch_get_address): New function.
2574 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
2576 * toplev.h (inform_n, error_n): Declare.
2577 * diagnostic.c (inform_n, error_n): New function.
2579 2010-03-01 Jakub Jelinek <jakub@redhat.com>
2581 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
2582 has no rtl yet when processing local_decls, queue it and recheck
2583 if deferred stack allocation hasn't assigned it rtl.
2585 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2587 * config/sh/sh.c (unspec_bbr_uid): New.
2588 (gen_block_redirect): Use it instead of INSN_UID.
2589 (gen_far_branch): Likewise.
2591 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
2593 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
2594 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
2596 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2598 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
2599 (Warning Options): -Wno-conversion-null is valid for
2600 Objective-C++ as well.
2601 * doc/tm.texi (Named Address Spaces): Likewise.
2602 * doc/plugins.texi (Plugins): Replace TABs with spaces.
2603 * doc/tree-ssa.texi (Tree SSA): Likewise.
2605 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2608 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
2609 by default. Don't set the default arch for
2610 i[34567]86-*-darwin*|x86_64-*-darwin*.
2612 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2615 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
2616 default. Set the default 32bit/64bit archs with $with_arch
2617 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
2619 2010-02-27 Richard Guenther <rguenther@suse.de>
2621 PR tree-optimization/43186
2622 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
2623 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
2624 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
2625 unroller iterations.
2627 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2629 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
2630 required and i[34567]86-*-* targets don't support 64bit ISA.
2632 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
2635 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2638 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2640 * config.gcc: Set the default arch at least to Prescott for
2641 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
2642 if SSE math is enabled.
2644 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2646 * diagnostic.c (diagnostic_initialize): Update.
2647 (diagnostic_report_diagnostic): Test inhibit_notes_p for
2649 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
2650 (diagnostic_inhibit_notes): New.
2651 * toplev.c (process_options): inhibit notes with -fcompare-debug.
2653 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2656 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
2657 * doc/standards.texi: Likewise.
2658 * doc/extend.texi: Likewise.
2659 * doc/trouble.texi: Likewise.
2660 * doc/cppopts.texi: Likewise.
2661 * doc/install.texi: Likewise.
2662 * c.opt (std=c90,std=gnu90): New options.
2663 * c-opts.c (c_common_handle_option): Handle them.
2665 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2668 * c-decl.c (undeclared_variable): Use an informative note.
2670 2010-02-26 Richard Guenther <rguenther@suse.de>
2672 PR tree-optimization/43186
2673 * gimple.h (gimple_fold): Remove.
2674 * gimple.c (gimple_fold): Remove. Inline into single user ...
2675 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
2676 Try harder for conditions.
2678 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2681 * function.c (used_types_insert): Don't skip through named pointer
2682 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
2683 and it is different from the main variant's type.
2685 2010-02-26 Nick Clifton <nickc@redhat.com>
2687 * config/rx/rx.md (sminsi3): Remove bogus alternative.
2689 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2691 * config.gcc: Support --with-fpmath=sse for x86.
2693 * config/i386/ssemath.h: New.
2695 * doc/install.texi (--with-fpmath=sse): Documented.
2697 2010-02-26 Richard Guenther <rguenther@suse.de>
2699 PR tree-optimization/43188
2700 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
2701 vector types of over-aligned element type.
2703 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
2706 * config/i386/i386.c (expand_vec_perm_blend): Use correct
2707 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
2709 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
2711 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
2713 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2715 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
2716 * var-tracking.c: Include diagnostic.h.
2717 (debug_dv): New function.
2718 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
2721 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
2722 (add_value_chain, add_value_chains, remove_value_chain,
2723 remove_value_chains): Handle DEBUG_EXPRs.
2724 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
2727 * regcprop.c (struct queued_debug_insn_change): New type.
2728 (struct value_data_entry): Add debug_insn_changes field.
2729 (struct value_data): Add n_debug_insn_changes field.
2730 (debug_insn_changes_pool): New variable.
2731 (free_debug_insn_changes, apply_debug_insn_changes,
2732 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
2733 (kill_value_one_regno): Call free_debug_insn_changes if needed.
2734 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
2736 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
2738 (copyprop_hardreg_forward_1): Don't call apply_change_group for
2739 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
2740 changes, call cprop_find_used_regs via note_stores.
2741 (copyprop_hardreg_forward): When copying vd from predecessor
2742 which has any queued DEBUG_INSN changes, make sure the pointers are
2743 cleared. At the end call df_analyze and then if there are any
2744 DEBUG_INSN changes queued at the end of some basic block for still
2745 live registers, apply them.
2746 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
2748 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
2750 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
2753 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
2755 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
2756 targets. Set the default with_cpu/with_arch from arch/cpu.
2757 Allow x86-64 and native for with_cpu/with_arch.
2759 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
2761 * ebitmap.c: Change calls to verify_popcount with calls to
2762 sbitmap_verify_popcount.
2763 (ebitmap_clear_bit): Fixed map->cacheindex test and
2764 map>cache update when bit clearing results in an empty
2767 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2770 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
2771 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
2772 and support both V2DF and V2DI modes.
2773 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
2774 support both V2DF and V2DI modes.
2775 (general): Delete trailing whitespace from a few patterns.
2777 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2778 V2DF/V2DI interleave high/low builtins.
2780 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
2783 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
2784 interleave high/low functions.
2786 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
2788 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
2789 #pragma extern_prefix.
2791 2010-02-25 Jakub Jelinek <jakub@redhat.com>
2794 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
2795 BLKmode, assert op0 is a MEM and just adjust its mode.
2798 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
2799 if bitpos isn't multiple of mode's bitsize.
2801 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2803 * c.opt (-ftemplate-depth=): New.
2804 (-ftemplate-depth-): Deprecate.
2805 * optc-gen.awk: Handle -ftemplate-depth=.
2806 * opth-gen.awk: Likewise.
2807 * c-opts.c (c_common_handle_option): Likewise.
2808 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
2810 2010-02-24 Jason Merrill <jason@redhat.com>
2812 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
2814 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2816 * cfg.c (alloc_aux_for_block): Remove inline.
2817 (alloc_aux_for_edge): Likewise.
2819 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2821 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
2823 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2825 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
2826 * config/i386/sol2-gas.h: New file.
2827 * config.gcc (i[34567]86-*-solaris2*): Use it.
2829 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2832 * c-typeck.c (ep_convert_and_check): New.
2833 (build_conditional_expr): Use it.
2834 (build_binary_op): Likewise.
2836 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2838 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2841 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2842 bounds even for -O+.
2843 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2844 expr needs to have DECL_NAME set.
2846 2010-02-24 Nick Clifton <nickc@redhat.com>
2848 * config/mep/mep.c: Include gimple.h.
2849 (mep_function_uses_sp): Delete unused function.
2850 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
2851 parameters. Use unsigned integers to count args. Return a
2852 NULL_RTX instead of an error_mark_node. Toidy up formatting.
2854 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2857 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
2858 greater or equal to nelt instead of 2 * nelt.
2859 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
2862 2010-02-23 Jason Merrill <jason@redhat.com>
2865 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
2866 in cfun->local_decls even if they have register types.
2869 * stor-layout.c (place_field): Don't warn about unnecessary
2870 DECL_PACKED if the type is packed.
2872 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2875 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
2876 GOTOFF relocs, even when the base reg isn't pic pointer.
2878 2010-02-23 Michael Matz <matz@suse.de>
2881 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
2882 (expand_gimple_basic_block): Generate and use debug temps if there
2883 are debug uses left after the last real use of TERed ssa names.
2884 Unlink debug immediate uses when they are expanded.
2886 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2889 * config/i386/i386.c (override_options): Reorganise to provide
2890 better error messages.
2892 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2895 * graphite-scop-detection.c (create_single_exit_edge): Move
2896 the call to find_single_exit_edge to....
2897 (create_sese_edges): ...here. Don't handle multiple edges
2898 exiting the function.
2899 (build_graphite_scops): Don't handle multiple edges
2900 exiting the function.
2902 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2905 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
2906 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
2908 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2911 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
2913 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2916 * c-typeck.c (convert_arguments): Print declaration location.
2917 * c-common.c (validate_nargs): Rename as
2918 builtin_function_validate_nargs.
2919 (check_builtin_function_arguments): Update.
2921 2010-02-22 Richard Guenther <rguenther@suse.de>
2924 * tree-inline.c (declare_return_variable): Use the type of
2925 the call stmt lhs if available.
2927 2010-02-22 Duncan Sands <baldrick@free.fr>
2929 * passes.c (register_pass): Always consider all pass lists when
2930 ref_pass_instance_number is zero.
2932 2010-02-22 Richard Guenther <rguenther@suse.de>
2934 PR tree-optimization/42749
2935 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
2936 parameter. Do arithmetic in the original type.
2937 (update_accumulator_with_ops): Likewise.
2938 (adjust_accumulator_values): Adjust.
2940 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2942 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
2943 (QI to BLKmode splitter): New splitter.
2945 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
2947 * config/i386/i386.c (initial_ix86_tune_features): Turn on
2948 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
2950 2010-02-22 Richard Guenther <rguenther@suse.de>
2952 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
2954 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
2956 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
2957 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
2958 ($(T)crti.o, $(T)crtn.o): Remove rules.
2960 2010-02-21 Tobias Burnus <burnus@net-b.de>
2963 * doc/invoke.texi (-fassociative-math): Document that this
2964 option is automatically enabled for Fortran.
2966 2010-02-20 David S. Miller <davem@davemloft.net>
2968 * configure.ac: Test if linker and assembler properly support
2969 GOTDATA_OP relocations.
2970 * configure: Rebuild.
2971 * config.in: Likewise.
2972 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
2973 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
2974 (movsi_high_pic): Likewise.
2975 (movdi_lo_sum_pic): Likewise.
2976 (movdi_high_pic): Likewise.
2977 (movsi_pic_gotdata_op): New pattern.
2978 (movdi_pic_gotdata_op): Likewise.
2979 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
2980 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
2982 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
2985 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
2986 attribute to ssemul.
2987 (xop_mulv2div2di3_high): Ditto.
2989 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2992 * c.opt (Wconversion-null): New option.
2993 * doc/invoke.texi (Wconversion-null): Document.
2995 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2997 * common.opt (Wlarger-than-): Add Undocumented.
2999 2010-02-19 Mike Stump <mikestump@comcast.net>
3001 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
3003 2010-02-19 Jason Merrill <jason@redhat.com>
3006 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
3007 * configure: Likewise.
3009 2010-02-20 Alan Modra <amodra@gmail.com>
3012 * cgraph.h (cgraph_make_decl_local): Declare.
3013 * cgraph.c (cgraph_make_decl_local): New function.
3014 (cgraph_make_node_local): Use it.
3015 * cgraphunit.c (cgraph_function_versioning): Likewise.
3016 * ipa.c (function_and_variable_visibility): Likewise.
3018 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3021 * except.c (sjlj_emit_function_enter): Don't call
3022 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
3024 * rtl.h (add_reg_br_prob_note): Remove prototype.
3026 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3029 * c-common.c (conversion_warning): Remove widening conversions
3030 before checking the conversion of integers to reals.
3032 2010-02-19 Mike Stump <mikestump@comcast.net>
3035 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
3038 * cgraphunit.c (process_function_and_variable_attributes): Check
3039 DECL_PRESERVE_P instead of looking up attribute "used".
3040 * ipa-pure-const.c (check_decl): Likewise.
3041 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
3042 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
3043 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
3044 instead of attribute "used".
3045 * config/sol2-c.c (solaris_pragma_init): Likewise.
3046 (solaris_pragma_fini): Likewise.
3048 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3050 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
3051 Use XCNEW instead of xcalloc.
3052 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
3053 XNEW instead of xmalloc.
3054 (get_fields): Use XNEWVEC instead of xmalloc.
3057 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
3058 populate vars array.
3059 (create_new_general_access): For debug stmts just reset value.
3060 (get_stmt_accesses): For accesses within debug stmts just record them
3061 using add_access_to_acc_sites instead of preventing the peeling or
3062 counting them as accesses.
3065 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
3067 2010-02-19 Richard Guenther <rguenther@suse.de>
3069 PR tree-optimization/42916
3070 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
3073 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
3075 * configure.ac: Replace all uses of changequote in macro arguments
3076 with proper quoting.
3078 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3081 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
3083 2010-02-19 Richard Guenther <rguenther@suse.de>
3085 PR tree-optimization/42944
3086 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
3087 test for aliasing with errno.
3089 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3092 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
3093 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
3094 * dojump.c: Include output.h.
3095 (inv): New inline function.
3096 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
3097 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
3098 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
3099 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
3100 argument, pass it down to other calls.
3101 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
3102 add REG_BR_PROB note to the conditional jump.
3103 * cfgexpand.c (add_reg_br_prob_note): Removed.
3104 (expand_gimple_cond): Don't call it, add the probability
3105 as last argument to jumpif_1/jumpifnot_1.
3106 * Makefile.in (dojump.o): Depend on output.h.
3107 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
3109 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
3110 * stmt.c (do_jump_if_equal): Likewise.
3111 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
3112 * loop-unswitch.c (compare_and_jump_seq): Likewise.
3113 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
3115 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
3116 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
3117 jumpifnot_1 callers.
3118 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
3120 (store_expr): Adjust jumpifnot caller.
3121 (store_constructor): Adjust jumpif caller.
3124 * gimplify.c (gimple_boolify): For __builtin_expect call
3125 gimple_boolify also on its first argument.
3127 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
3129 * configure.ac (gnu-unique-object): Wrap regexps using [] in
3131 (__stack_chk_fail): Ditto. Remove quadrigraphs.
3132 * configure: Regenerated.
3134 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3136 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
3137 lang_hooks.types_compatible_p instead of comptypes.
3139 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
3141 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
3142 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
3143 if __prefer_thumb__ is defined.
3145 2010-02-18 Martin Jambor <mjambor@suse.cz>
3147 PR tree-optimization/43066
3148 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
3149 array with zero-sized element type.
3151 2010-02-18 Jakub Jelinek <jakub@redhat.com>
3153 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
3154 rtx, allocate struct var_loc_node here and return it to the
3155 caller, and only if it is actually needed.
3156 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
3157 move it earlier and return immediately if it returns NULL.
3159 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
3161 * config/sparc/gas.h: New file. Restore
3162 TARGET_ASM_NAMED_SECTION to its ELF default.
3163 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
3165 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3166 Likewise. Add ATTRIBUTE_UNUSED to prototype.
3167 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
3168 after sparc/sysv4.h.
3170 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
3172 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
3174 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
3176 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
3177 patterns from predicated pattern.
3179 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
3182 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
3183 for insn mnemonic suffix.
3185 2010-02-17 Richard Guenther <rguenther@suse.de>
3187 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
3190 2010-02-17 Jakub Jelinek <jakub@redhat.com>
3193 * caller-save.c (save_call_clobbered_regs): If BB ends with
3194 a DEBUG_INSN, move any notes in between last real insn and the last
3195 DEBUG_INSN after the last DEBUG_INSN.
3197 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
3199 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
3200 Fix return type. Fix argument type. Explain meaning of return value.
3202 2010-02-16 Richard Guenther <rguenther@suse.de>
3204 PR tree-optimization/41043
3205 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
3206 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
3208 (vrp_visit_phi_node): ... but only for loop PHI nodes.
3210 2010-02-16 Ira Rosen <irar@il.ibm.com>
3212 PR tree-optimization/43074
3213 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
3214 * tree-vect-loop.c (vect_analyze_loop_operations): Add
3215 vectorizable cycles in hybrid SLP check.
3216 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
3218 2010-02-16 Richard Guenther <rguenther@suse.de>
3220 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
3221 (true_dependence): If memrefs_conflict_p computes must-alias
3222 trust it. Move TBAA check after offset-based disambiguation.
3223 (canon_true_dependence): Likewise.
3225 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
3227 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
3228 * doc/invoke.texi: Document it.
3229 * var-tracking.c: Include toplev.h and params.h.
3230 (vt_find_locations): Return bool indicating success. Compute
3231 hash sizes unconditionally. Check new parameter, report.
3232 (variable_tracking_main_1): Check vt_find_locations results and
3233 retry. Renamed from...
3234 (variable_tracking_main): ... this. New wrapper to preserve
3235 flag_var_tracking_assignments.
3236 * Makefile.in (var-tracking.o): Adjust dependencies.
3238 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
3239 Jakub Jelinek <jakub@redhat.com>
3242 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
3243 if weak_import attribute is present.
3244 * config/darwin.c (machopic_select_section): Likewise.
3246 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
3248 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
3249 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
3250 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
3251 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
3253 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
3255 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3258 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
3259 Rewrite text to refer to the names.
3261 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
3263 * config/i386/i386-builtin-types.def
3264 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
3265 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
3266 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
3267 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
3268 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
3269 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
3270 IX86_BUILTIN_VPERMIL2PS256.
3271 (MULTI_ARG_4_DF2_DI_I): Defined.
3272 (MULTI_ARG_4_DF2_DI_I1): Defined.
3273 (MULTI_ARG_4_SF2_SI_I): Defined.
3274 (MULTI_ARG_4_SF2_SI_I1): Defined.
3275 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
3276 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
3277 __builtin_ia32_vpermil2ps256.
3278 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3279 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3280 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
3281 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3282 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3283 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
3284 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
3285 CODE_FOR_xop_vpermil2v8sf3.
3286 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
3287 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
3288 * config/i386/xopintrin.h (_mm_permute2_pd): New.
3289 (_mm256_permute2_pd): New.
3290 (_mm_permute2_ps): New.
3291 (_mm256_permute2_ps): New.
3293 2010-02-15 Nick Clifton <nickc@redhat.com>
3295 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
3296 boolean parameters. Use emit_jump_insn when emitting a pop
3297 instruction containing a return insn.
3298 (push): Use 'true' rather than '1' as second parameter to F.
3299 (h8300_expand_prologue): Likewise.
3300 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
3301 (h8300_expand_epilogue): Likewise.
3303 2010-02-15 Richard Guenther <rguenther@suse.de>
3306 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
3309 2010-02-15 Nick Clifton <nickc@redhat.com>
3311 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
3314 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
3316 * intl.c (fake_ngettext): New function.
3317 * intl.h (fake_ngettext): Declare.
3318 (ngettext): Define macro.
3319 * collect2.c (notice_translated): New function.
3320 (main): Use notice_translated and ngettext.
3321 * collect2.h (notice_translated): Declare.
3323 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
3325 * reorg.c (delete_computation): Comment fixes.
3326 * caller-save.c (setup_save_areas): Idem.
3327 * sel-sched-dump.c (dump_lv_set): Idem.
3330 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3332 * config/s390/s390.c (s390_sched_init): New function.
3333 (TARGET_SCHED_INIT): Target hook defined.
3335 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
3336 Jack Howarth <howarth@bromo.med.uc.edu>
3337 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3340 Partial revert of unintended change in fix for PR41605.
3341 * config/darwin.h: Fix typo.
3342 * config/darwin9.h: Same.
3344 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3346 * c-pch.c (pch_init): Clear v.
3348 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3351 * graphite-scop-detection.c (graphite_can_represent_scev): Call
3352 graphite_can_represent_init for MULT_EXPR.
3354 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3358 * graphite-sese-to-poly.c (remove_phi): New.
3359 (translate_scalar_reduction_to_array): Call remove_phi.
3361 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3364 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
3365 * graphite-clast-to-gimple.h (gloog): Update declaration.
3366 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
3367 * graphite-poly.h (struct poly_bb): Add missing comments.
3368 (struct scop): Add poly_scop_p field.
3370 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
3371 * graphite.c (graphite_transform_loops): Build the polyhedral
3372 representation for each scop before code generation.
3373 * sese.c (rename_variables_in_operand): Removed.
3374 (rename_variables_in_expr): Return the renamed expression.
3375 (rename_sese_parameters): New.
3376 * sese.h (rename_sese_parameters): Declared.
3378 2010-02-11 Richard Guenther <rguenther@suse.de>
3380 PR tree-optimization/42998
3381 * tree-ssa-pre.c (create_expression_by_pieces): Treat
3382 POINTER_PLUS_EXPR properly.
3384 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3385 Changpeng Fang <changpeng.fang@amd.com>
3388 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
3389 the cost of an IV candidate when the IV is used in a test against zero.
3391 * gcc.dg/tree-ssa/ivopts-3.c: New.
3393 2010-02-11 Richard Guenther <rguenther@suse.de>
3396 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
3397 pointer-vs-decl case by swapping refs. Handle some cases
3398 of pointer-vs-decl disambiguations more conservatively.
3399 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
3400 to false after expanding.
3402 2010-02-11 Richard Guenther <rguenther@suse.de>
3405 * gcc.c (process_command): Handle LTO file@offset case more
3408 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3410 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
3411 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
3413 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
3415 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
3416 if MEM's mode size isn't DWARF2_ADDR_SIZE.
3417 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
3418 Optimize eq/ne comparisons when both arguments are known to be
3420 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
3421 Don't mask operands unnecessarily if they are known to be already
3424 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
3426 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
3429 2010-02-10 Richard Guenther <rguenther@suse.de>
3431 PR tree-optimization/43017
3432 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
3433 for wrapping signed arithmetic.
3435 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3438 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
3439 if no debug info should be emitted for it.
3441 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3443 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
3444 note when flag_exceptions is set.
3446 2010-02-10 Duncan Sands <baldrick@free.fr>
3448 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
3450 2010-02-10 Richard Guenther <rguenther@suse.de>
3453 * tree.c (get_unwidened): Handle constants.
3454 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
3456 2010-02-10 Martin Jambor <mjambor@suse.cz>
3459 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
3460 check for variable argument counts independently.
3462 2010-02-10 Christian Bruel <christian.bruel@st.com>
3465 * config/sh/sh.c (find_barrier): Increase length for non delayed
3466 conditional branches.
3468 2010-02-10 Christian Bruel <christian.bruel@st.com>
3470 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
3472 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3474 * builtins.c (set_builtin_user_assembler_name): Also handle
3475 ffs if int is smaller than word.
3477 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
3480 * ira-conflicts.c (get_dup): Remove.
3481 (process_reg_shuffles): Add new parameter. Use it as an
3482 additional guard for copy generation.
3483 (add_insn_allocno_copies): Rewrite.
3485 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
3487 * common.opt (fsched2-use-traces): Preserved for backward
3489 * doc/invoke.texi: Remove the documentation about option
3490 -fsched2-use-traces.
3491 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
3492 flag_sched2_use_traces.
3493 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
3494 the backward compatibility flag section.
3496 2010-02-09 Richard Guenther <rguenther@suse.de>
3498 PR tree-optimization/43008
3499 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
3500 make HEAP variables initialized from global memory if they
3501 are not known builtin functions.
3502 (find_func_aliases): Adjust.
3504 2010-02-09 Richard Guenther <rguenther@suse.de>
3506 PR tree-optimization/43000
3507 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
3508 arithmetic manually.
3510 2010-02-08 Jakub Jelinek <jakub@redhat.com>
3512 PR tree-optimization/42931
3513 * tree-loop-linear.c (try_interchange_loops): Don't call
3514 double_int_mul if estimated_loop_iterations failed.
3516 2010-02-08 Martin Jambor <mjambor@suse.cz>
3519 * tree-sra.c (build_accesses_from_assign): Do not mark in
3520 should_scalarize_away_bitmap if stmt has volatile ops.
3521 (sra_modify_assign): Do not process assigns piecemeal if if stmt
3524 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
3526 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
3528 2010-02-07 Adam Nemet <adambnmet@gmail.com>
3530 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
3533 2010-02-07 Andrew Pinski <pinskia@gmail.com>
3536 * df-core.c (df_finish_pass): Change type of saved_flags to int.
3538 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3541 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
3542 to unknown_dependence.
3543 (graphite_legal_transform_dr): Handle the unknown_dependence.
3544 (graphite_carried_dependence_level_k): Same.
3546 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3548 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
3550 2010-02-07 Richard Guenther <rguenther@suse.de>
3553 * expr.c (get_inner_reference): Always initialize *pbitsize.
3555 2010-02-07 Richard Guenther <rguenther@suse.de>
3558 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
3559 new ARRAY_REFs on variable size element or minimal index arrays.
3561 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
3562 gimple_fold_indirect_ref.
3564 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
3567 * arm.c (arm_override_options): Just return if the user has specified
3568 an invalid fpu name.
3570 2010-02-03 Jason Merrill <jason@redhat.com>
3573 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
3574 i386_pe_maybe_record_exported_symbol.
3576 2010-02-05 Steve Ellcey <sje@cup.hp.com>
3579 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3580 (pa_delegitimize_address): New function.
3582 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
3584 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
3585 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
3587 2010-02-05 Richard Guenther <rguenther@suse.de>
3590 * lto-streamer-in.c (get_resolution): Deal with references
3591 to undefined functions.
3593 2010-02-05 Richard Guenther <rguenther@suse.de>
3595 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
3596 (fold_const_aggregate_ref): Likewise.
3597 (ccp_fold_stmt): Substitute loads.
3598 (maybe_fold_reference): Verify types before substituting.
3600 (fold_gimple_assign): Unshare properly.
3601 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
3603 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
3605 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
3606 for rs6000_gen_cell_microcode.
3608 2010-02-04 Richard Guenther <rguenther@suse.de>
3610 PR rtl-optimization/42952
3611 * dse.c (const_or_frame_p): Remove MEM handling.
3613 2010-02-04 Nick Clifton <nickc@redhat.com>
3615 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
3616 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
3617 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
3618 (mn10300_asm_output_mi_thunk): New function.
3619 (mn10300_can_output_mu_thunk): New function.
3620 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
3621 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
3622 (FUNCTION_ARG): Delete incorrect comment.
3624 2010-02-03 Jason Merrill <jason@redhat.com>
3627 * fold-const.c (operand_equal_p): Handle erroneous types.
3629 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3631 * config/h8300/h8300.md (can_delay): Fix attibute condition.
3633 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
3635 PR rtl-optimization/42941
3636 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
3639 2010-02-03 Jason Merrill <jason@redhat.com>
3642 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
3644 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
3647 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
3648 (cselib_reset_table): Renamed from...
3649 (cselib_reset_table_with_next_value): ... this.
3650 (cselib_get_next_uid): Renamed from...
3651 (cselib_get_next_unknown_value): ... this.
3652 * cselib.c (next_uid): Renamed from...
3653 (next_unknown_value): ... this.
3654 (cselib_clear_table): Adjust.
3655 (cselib_reset_table): Adjust. Renamed from...
3656 (cselib_reset_table_with_next_value): ... this.
3657 (cselib_get_next_uid): Adjust. Renamed from...
3658 (cselib_get_next_unknown_value): ... this.
3659 (get_value_hash): Use hash.
3660 (cselib_hash_rtx): Likewise.
3661 (new_cselib_val): Adjust. Set and dump uid.
3662 (cselib_lookup_mem): Pass next_uid as hash.
3663 (cselib_subst_to_values): Likewise.
3664 (cselib_log_lookup): Dump uid.
3665 (cselib_lookup): Pass next_uid as hash. Adjust.
3666 (cselib_process_insn): Adjust.
3667 (cselib_init): Initialize next_uid.
3668 (cselib_finish): Adjust.
3669 (dump_cselib_table): Likewise.
3670 * dse.c (canon_address): Dump value uid.
3671 * print-rtl.c (print_rtx): Print value uid.
3672 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
3674 (dv_uid): New function, sort of renamed from...
3675 (dv_htab_hash): ... this, reimplemented in terms of it and...
3676 (dv_uid2hash): ... this. New.
3677 (variable_htab_eq): Drop excess assertions.
3678 (tie_break_pointers): Removed.
3679 (canon_value_cmp): Compare uids.
3680 (variable_post_merge_New_vals): Print uids.
3681 (vt_add_function_parameters): Adjust.
3682 (vt_initialize): Reset table. Adjust.
3684 2010-02-03 Richard Guenther <rguenther@suse.de>
3686 PR tree-optimization/42944
3687 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
3688 (call_may_clobber_ref_p_1): Likewise. Properly handle
3689 malloc and calloc clobbering errno.
3691 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
3693 * doc/invoke.texi: Fix name of sched1 dump.
3695 * opts.c (decode_options): Set flag_tree_switch_conversion
3696 only conditionally on optimize >= 2.
3698 * gcse.c: Assorted comment fixes in pass description.
3700 2010-02-03 Anthony Green <green@moxielogic.com>
3702 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
3703 nop padding in order to maintain alignment of storage location of
3704 target function address.
3705 (moxie_trampoline_init): Store target function address at newly
3707 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
3709 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
3711 2010-02-03 Richard Guenther <rguenther@suse.de>
3714 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
3716 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3718 * config.gcc: Reenable check for obsolete targets.
3719 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
3720 mips-sgi-irix6.[0-4]*.
3722 2010-02-02 Nick Clifton <nickc@redhat.com>
3724 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
3725 constant size of 4 as being the same as 0.
3726 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
3727 can take values in the range 0..4.
3729 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
3732 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
3733 as _darwin10_Unwind_FindEnclosingFunction().
3734 * libgcc-libsystem.ver: New.
3736 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
3739 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
3740 implicitly set registers.
3742 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
3744 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
3745 (arm_override_options): Allow automatic selection of the thread
3746 pointer register if thumb2.
3747 (legitimize_pic_address): Improve code sequences for Thumb2.
3748 (arm_call_tls_get_addr): Likewise.
3749 (legitimize_tls_address): Likewise.
3750 * arm.md (pic_load_addr_arm): Delete. Replace with ...
3751 (pic_load_addr_32bit): ... this. New named pattern.
3752 * thumb2.md (pic_load_addr_thumb2): Delete.
3753 (pic_load_dot_plus_four): Delete.
3754 (tls_load_dot_plus_four): New named pattern.
3756 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3759 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
3760 Document fix for TLS bug.
3762 2010-01-31 Richard Guenther <rguenther@suse.de>
3764 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
3765 conservatively correct.
3767 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3771 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3773 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3775 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3777 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
3779 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
3781 * config.gcc: Adjust order of makefile fragments for mingw targets.
3783 2010-01-31 Richard Guenther <rguenther@suse.de>
3786 * gimplify.c (gimplify_init_constructor): For volatile LHS
3787 initialize a temporary.
3789 2010-01-31 Matthias Klose <doko@ubuntu.com>
3791 * configure.ac: Fix __stack_chk_fail check for cross builds configured
3793 * configure: Regenerate.
3795 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
3797 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3798 the same alias set and their sizes different constantness.
3799 (aliasing_component_refs_p): Revert 2009-10-24 change.
3801 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3803 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
3806 2010-01-29 Richard Guenther <rguenther@suse.de>
3808 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
3809 Assert we successfully updated the call.
3811 2010-01-29 Jakub Jelinek <jakub@redhat.com>
3813 PR rtl-optimization/42889
3814 * df.h (df_set_bb_dirty_nonlr): New prototype.
3815 * df-core.c (df_set_bb_dirty_nonlr): New function.
3816 * df-scan.c (df_insn_rescan): Call it instead of
3817 df_set_bb_dirty for DEBUG_INSNs.
3819 2010-01-29 Richard Guenther <rguenther@suse.de>
3822 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
3823 quadratic behavior in most cases.
3825 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
3828 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
3829 in the call to gen_x86_movsicc_0_m1.
3831 2010-01-28 Richard Guenther <rguenther@suse.de>
3833 PR tree-optimization/42871
3834 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
3836 2010-01-28 Richard Guenther <rguenther@suse.de>
3838 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
3839 into call arguments.
3841 2010-01-28 Richard Guenther <rguenther@suse.de>
3844 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
3845 the forwarder if the destination is an EH landing pad.
3847 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
3849 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
3850 block list passed to gimple_duplicate_sese_tail.
3851 (parallelize_loops): Avoid parallelization when the function
3853 Avoid parallelization when the preheader is IRREDUCIBLE.
3854 Try to optimize when estimated_loop_iterations_int is unresolved.
3855 Add the loop's location to the dump file.
3856 * tree-cfg.c (add_phi_args_after_redirect): Remove.
3857 (gimple_duplicate_sese_tail): Remove the check for the latch.
3858 Redirect nexits to the exit block.
3859 Remove handling of the incoming edges to the latch.
3860 Redirect the backedge from the copied latch to the exit bb.
3862 2010-01-28 Michael Matz <matz@suse.de>
3865 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
3866 Wrap force_reg into a sequence, emit it before user.
3868 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
3870 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
3872 (arm_legacy_rev): Likewise.
3873 (thumb_legacy_rev): Likewise.
3875 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3877 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
3878 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
3879 on MEM's address failed, try avoid_constant_pool_reference and
3880 recurse if it returned something different.
3881 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
3882 address, try avoid_constant_pool_reference and recurse if it
3883 returned something different.
3884 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
3885 address and avoid_constant_pool_reference returned something
3886 different, don't set have_address.
3888 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
3891 * var-tracking.c (val_store): Add modified argument, obey it.
3893 (count_uses): Move down logging of main.
3894 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
3895 don't need resolution.
3896 (emit_notes_in_bb): Likewise.
3898 2010-01-27 Richard Guenther <rguenther@suse.de>
3901 * tree-inline.c (remap_decl): Delay remapping of SSA name
3902 default definitions until we need them.
3904 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3906 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3907 (rs6000_delegitimize_address): New function.
3909 * config/s390/s390.c (s390_delegitimize_address): Call
3910 delegitimize_mem_from_attrs.
3913 * tree-inline.c (cannot_copy_type_1): Removed.
3914 (copy_forbidden): Don't forbid copying of functions containing
3915 records/unions with variable length fields.
3917 2010-01-27 Christian Bruel <christian.bruel@st.com>
3921 * config/sh/sh.c (find_barrier): Increase length for non delayed
3922 conditional branches.
3924 2010-01-27 Matthias Klose <doko@ubuntu.com>
3926 * configure.ac (gnu-unique-object): Fix ldd version check.
3927 * configure: Regenerate.
3929 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3931 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
3933 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
3934 Test for HAVE_GNU_AS value.
3936 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3938 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
3939 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
3940 INT64_TYPE): Define.
3941 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
3942 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3943 INT_LEAST64_TYPE): Define.
3944 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
3945 UINT_LEAST64_TYPE): Define.
3946 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
3947 INT_FAST64_TYPE): Define.
3948 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3949 UINT_FAST64_TYPE): Define.
3950 (INTMAX_TYPE, UINTMAX_TYPE): Define.
3951 (INTPTR_TYPE, UINTPTR_TYPE): Define.
3952 (SIG_ATOMIC_TYPE): Define.
3954 2010-01-26 Richard Guenther <rguenther@suse.de>
3956 * df-scan.c (df_scan_set_bb_info): Remove assert.
3957 (df_insn_rescan_debug_internal): Merge asserts.
3958 (df_install_ref): Likewise.
3959 (df_mark_reg): Use bitmap_set_range.
3960 (df_hard_reg_used_p): Remove assert.
3961 (df_hard_reg_used_count): Likewise.
3963 2010-01-26 Richard Guenther <rguenther@suse.de>
3965 PR rtl-optimization/42685
3966 * web.c (web_main): Ignore DEBUG_INSNs.
3968 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
3970 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
3972 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
3973 Fix types of fndecl and arglist parameters.
3975 2010-01-26 Richard Guenther <rguenther@suse.de>
3978 * tree-eh.c (unsplit_eh): Skip debug insns.
3980 2010-01-26 Richard Guenther <rguenther@suse.de>
3982 PR tree-optimization/42250
3983 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
3985 2010-01-26 Jakub Jelinek <jakub@redhat.com>
3988 * omp-low.c (expand_omp_sections): Only use single_pred if
3989 l2_bb is single_pred_p.
3991 2010-01-25 Christian Bruel <christian.bruel@st.com>
3994 * config/sh/sh.c (find_barrier): Increase length for non delayed
3995 conditional branches.
3996 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
3998 2010-01-24 David S. Miller <davem@davemloft.net>
4000 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
4001 define if not using GAS.
4002 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4003 Likewise. Delete SECTION_MERGE code, which is only applicable
4006 2010-01-24 Mark Mitchell <mark@codesourcery.com>
4009 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
4010 mangling of va_list in system headers.
4012 2010-01-23 Toon Moene <toon@moene.org>
4014 * tree-predcom.c (combine_chains): Return NULL, not false.
4016 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
4018 * tree-loop-distribution.c (distribute_loop): Fix declaration and
4019 initialization of variable res to agree with return type.
4021 2010-01-22 Steve Ellcey <sje@cup.hp.com>
4023 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
4024 * tree-sra.c: Add include of expr.h.
4026 2010-01-22 Jakub Jelinek <jakub@redhat.com>
4028 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
4029 insert the debug stmt on the single non-EH edge from the stmt.
4031 2010-01-22 Richard Henderson <rth@redhat.com>
4034 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
4035 the RHS until after generate_subtree_copies has insertted its
4036 code before the current statement.
4038 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
4040 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
4042 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
4044 2010-01-21 Martin Jambor <mjambor@suse.cz>
4046 PR tree-optimization/42585
4047 * tree-sra.c (struct access): New field grp_total_scalarization.
4048 (dump_access): Dump the new field.
4049 (should_scalarize_away_bitmap): New variable.
4050 (cannot_scalarize_away_bitmap): Likewise.
4051 (sra_initialize): Allocate new bitmaps.
4052 (sra_deinitialize): Free new bitmaps.
4053 (create_access_1): New function.
4054 (create_access): Parts moved to create_access_1.
4055 (type_consists_of_records_p): New function.
4056 (completely_scalarize_record): Likewise.
4057 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
4058 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
4059 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
4061 (analyze_all_variable_accesses): Completely scalarize small eligible
4064 2010-01-21 Martin Jambor <mjambor@suse.cz>
4066 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
4068 2010-01-21 Andrew Haley <aph@redhat.com>
4070 * gcc.c (process_command): Move lang_specific_driver before
4071 setting cc_libexec_prefix.
4073 2010-01-21 Richard Guenther <rguenther@suse.de>
4076 * fold-const.c (negate_expr_p): Pretend only negative
4077 real constants are easily negatable.
4079 2010-01-20 Janis Johnson <janis187@us.ibm.com>
4080 Jason Merrill <jason@redhat.com>
4082 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
4083 (TYPE_TRANSPARENT_AGGR): this, for union and record.
4084 * calls.c (initialize argument_information): Handle it.
4085 * c-common.c (handle_transparent_union_attribute): Use new name.
4086 * c-decl.c (finish_struct): Ditto.
4087 * c-typeck.c (type_lists_compatible_p): Ditto.
4088 (convert_for_assignment): Use new name and also handle record.
4089 * function.c (aggregate_value_p): Handle it.
4090 (pass_by_reference): Ditto.
4091 (assign_parm_data_types): Ditto.
4092 * print-tree.c (print_node): Ditto.
4093 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
4094 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
4095 * tree.c (first_field): New fn.
4097 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
4100 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
4101 even when linking statically, for now.
4103 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4106 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
4107 without a cselib val.
4108 (count_uses): Accept MO_VAL_SET with no val on stores.
4109 (add_stores): Likewise.
4111 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4113 * var-tracking.c (check_value_val): Add a compile time assertion.
4114 (dv_is_decl_p): Simplify.
4115 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
4116 gcc_assert if ENABLE_CHECKING.
4118 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4121 * var-tracking.c: Include tree-flow.h.
4122 (mem_dies_at_call): New.
4123 (dataflow_set_preserve_mem_locs): Use it.
4124 (dataflow_set_remove_mem_locs): Likewise.
4125 (dump_var): Renamed from dump_variable. Adjust all callers.
4126 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
4127 * Makefile.in (var-tracking.o): Adjust deps.
4129 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
4131 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
4133 2010-01-20 Richard Guenther <rguenther@suse.de>
4135 PR tree-optimization/42717
4136 * tree-ssa-dce.c (get_live_post_dom): Remove.
4137 (forward_edge_to_pdom): Take an arbitrary edge to copy
4138 degenerate PHI args from.
4139 (remove_dead_stmt): Use the first post-dominator even if it
4140 does not contain live statements as redirection destination.
4142 2010-01-20 Richard Guenther <rguenther@suse.de>
4144 * tree-inline.c (estimate_num_insns): Handle EH builtins.
4146 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4148 * sel-sched.c (create_speculation_check): Remove set but not used
4150 (try_transformation_cache): Remove set but not used variable ds.
4151 (calculate_privileged_insns): Remove set but not used variables
4152 cur_insn and min_spec_insn.
4153 (find_best_expr): Remove set but not used variable avail_n.
4154 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
4156 * cgraphunit.c (assemble_thunk): Remove set but not used variable
4158 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
4159 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
4162 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
4165 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
4166 cpu types. Add support for *-sse3 cpu types.
4167 (x86_64-*-*): Ditto.
4169 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4172 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
4173 argument, call initializer_constant_valid_p_1 instead of
4174 initializer_constant_valid_p, pass CACHE to it, return NULL
4175 immediately if first call returns NULL.
4176 (initializer_constant_valid_p_1): New function.
4177 (initializer_constant_valid_p): Use it.
4179 2010-01-20 Thomas Quinot <quinot@adacore.com>
4181 * tree.def (PLACEHOLDER_EXPR): Fix comment.
4183 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4185 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
4186 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
4187 (loc_list_from_tree): Don't handle unsigned division. Handle
4188 signed modulo using DW_OP_{over,over,div,mul,minus}.
4189 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
4190 modulo instead of signed.
4192 2010-01-20 DJ Delorie <dj@redhat.com>
4194 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
4196 (h8300_emit_stack_adjustment): Propogate it.
4198 (h8300_expand_prologue): Likewise.
4199 (h8300_expand_epilogue): Likewise.
4201 2010-01-19 Michael Matz <matz@suse.de>
4203 PR tree-optimization/41783
4204 * tree-data-ref.c (toplevel): Include flags.h.
4205 (dump_data_dependence_relation): Also dump the inputs if the
4206 result will be unknown.
4207 (split_constant_offset_1): Look through some conversions.
4208 * tree-predcom.c (determine_roots_comp): Restart a new chain if
4209 the offset from last element is too large.
4210 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
4211 (reassociate_to_the_same_stmt): Handle vector registers.
4212 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
4214 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
4215 wide_prolog_niters argument, emit widening instructions.
4216 (vect_do_peeling_for_alignment): Adjust caller, use widened
4217 variant of the iteration cound.
4218 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
4220 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4223 * config/arm/neon-testgen.m (emit_automatics): New parameter
4224 features. Adjust for Fixed_return_reg feature.
4225 (test_intrinsic): Call emit_automatics with new feature.
4226 * config/arm/neon.ml: Update copyright years.
4227 (features): New Fixed_return_reg feature.
4228 (ops): Update feature for Vget_low.
4230 2010-01-19 Jakub Jelinek <jakub@redhat.com>
4232 PR tree-optimization/42719
4233 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
4237 * fwprop.c (all_uses_available_at): Return false if def_set dest
4238 is a REG that is used in def_insn.
4240 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
4242 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
4244 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
4247 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
4249 * target.h (struct gcc_target) <secondary_reload>: Change type
4250 of last argument to secondary_reload_info *.
4252 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
4255 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
4256 memory references with unaligned offsets. Remove CQImode handling.
4257 (unaligned_memory_operand): Return 1 for memory references with
4258 unaligned offsets. Remove CQImode handling.
4260 2010-01-18 Richard Guenther <rguenther@suse.de>
4263 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
4266 2010-01-18 Richard Guenther <rguenther@suse.de>
4268 PR tree-optimization/42781
4269 * tree-ssa-structalias.c (find_what_var_points_to): Skip
4270 restrict processing only if the original variable was artificial.
4272 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
4274 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
4275 find number of popped argument bytes.
4277 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
4278 Fix the text that describes the return value for invalid insns.
4280 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
4282 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
4283 Clarify what 'cost of the -dependence' is. Fix quoting.
4285 * toplev.c (default_get_pch_validity): Rename argument to "sz".
4286 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
4288 2010-01-17 Jakub Jelinek <jakub@redhat.com>
4290 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4291 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
4293 2010-01-17 Richard Guenther <rguenther@suse.de>
4296 * function.c (split_complex_args): Take a VEC to modify.
4297 (assign_parms_augmented_arg_list): Build a VEC instead of
4298 a chain of PARM_DECLs.
4299 (assign_parms_unsplit_complex): Take a VEC of arguments.
4300 Do not fixup unmodified parms.
4301 (assign_parms): Deal with the VEC.
4302 (gimplify_parameters): Likewise.
4304 2010-01-17 Richard Guenther <rguenther@suse.de>
4306 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
4307 node existence check.
4308 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
4309 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
4310 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
4311 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
4312 (gimple_execute_on_growing_pred): Likewise.
4314 2010-01-17 Richard Guenther <rguenther@suse.de>
4316 PR tree-optimization/42773
4317 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
4318 (compute_antic_aux): Likewise.
4319 (compute_partial_antic_aux): Likewise.
4321 2010-01-17 Jie Zhang <jie.zhang@analog.com>
4324 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
4327 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
4329 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
4332 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
4333 Fix markup for strict argument.
4335 (TARGET_SCHED_REORDER2): Fix argument types.
4337 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
4338 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
4340 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
4341 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
4343 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
4346 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
4347 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
4348 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
4349 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
4350 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
4352 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
4354 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
4356 (TARGET_ASM_RELOC_RW_MASK): Add return type.
4357 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
4359 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
4361 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
4364 (TARGET_ASM_NAMED_SECTION): Fix argument list.
4366 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
4367 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
4369 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
4371 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
4373 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
4374 referring to it. Fix language.
4376 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
4378 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
4380 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
4382 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
4384 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
4385 '@var{stream}. Remove stray 'and'.
4387 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
4389 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
4391 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
4393 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
4394 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
4396 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
4397 Fix description of return value.
4398 Rename argument "sz" to "len."
4400 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
4401 Clarify meaning of 'true' return value.
4403 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
4405 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
4406 rep_mode versus mode_rep.
4408 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
4410 (TARGET_BUILTIN_DECL): Fix name.
4412 (TARGET_COMMUTATIVE_P): Fix type of first argument.
4414 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
4416 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
4418 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
4420 (TARGET_RELAXED_ORDERING): Use @deftypevr.
4422 (TARGET_GET_DRAP_RTX): Note that this is a hook.
4425 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
4426 Rename argument tm_fn to md_fn.
4428 (TARGET_OPTION_PRINT): Fix argument list.
4430 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
4433 * config/i386/i386.c (ix86_fixup_binary_operands):
4434 Revert FMA4 fixup of operands.
4436 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4439 * Makefile.in (write_entries_to_file, install-plugin):
4440 Use \012 instead of \n with tr.
4442 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
4444 * configure.ac (HAVE_AS_REF): New C macro.
4445 * configure: Regenerate.
4446 * config.in: Likewise.
4447 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
4449 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
4452 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
4454 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
4456 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
4458 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
4460 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
4462 (TARGET_IN_SMALL_DATA_P): Fix argument type.
4464 (TARGET_BINDS_LOCAL_P): Fix argument type.
4466 (TARGET_ASM_FILE_END): Use prototype.
4468 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
4470 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
4472 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
4474 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
4476 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
4477 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
4479 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
4480 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
4482 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
4483 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4484 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
4485 (TARGET_ADDR_SPACE_CONVERT): Likewise.
4487 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
4489 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
4491 (TARGET_INIT_BUILTINS): Use prototype.
4493 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4494 Put 'const char *' in braces. Fix parameter types.
4495 (TARGET_INVALID_CONVERSION): Fix parameter types.
4496 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
4497 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
4499 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
4502 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
4504 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
4506 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
4508 * doc/tm.texi (TARGET_HELP): Fix return type.
4510 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
4511 in braces. Fix argument types.
4513 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
4515 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
4517 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
4519 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
4520 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
4522 (TARGET_MANGLE_TYPE): Fix argument types.
4524 (TARGET_IRA_COVER_CLASSES): Use prototype.
4526 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
4528 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
4530 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
4532 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
4534 (TARGET_CALLEE_COPIES): Fix argument types.
4536 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
4538 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
4540 (TARGET_FUNCTION_VALUE): Fix argument types.
4542 (TARGET_RETURN_IN_MSB): Fix argument type.
4544 (TARGET_RETURN_IN_MEMORY): Fix argument types.
4546 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
4548 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
4550 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
4551 agree with return type.
4553 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
4555 2010-01-15 Jing Yu <jingyu@google.com>
4557 PR rtl-optimization/42691
4558 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
4559 a pseudo to a constant and are merged, and adjust comments.
4561 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
4563 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
4565 2010-01-15 Richard Guenther <rguenther@suse.de>
4568 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
4569 labels of computed or non-local gotos to the destination.
4570 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
4571 landing pad label is the first label.
4573 2010-01-15 Richard Guenther <rguenther@suse.de>
4575 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
4577 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4580 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
4581 to allow generation of the xssqrtdp instruction on power7.
4582 (sqrtdf2_fpr): Ditto.
4584 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4587 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
4588 functions with noreturn attribute.
4591 * varasm.c (declare_weak): Add weak attribute to decl if it
4592 doesn't have one already.
4593 (assemble_external): Only add decls to weak_decls if they also
4594 have weak attribute.
4596 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
4598 * var-tracking.c (var_reg_delete): Don't delete the association
4599 between REGs and values or one-part variables if the register
4602 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4605 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
4606 because its first operand is a non-localized variable.
4608 2010-01-14 Martin Jambor <mjambor@suse.cz>
4610 PR tree-optimization/42706
4611 * tree-sra.c (encountered_recursive_call): New variable.
4612 (encountered_unchangable_recursive_call): Likewise.
4613 (sra_initialize): Initialize both new variables.
4614 (callsite_has_enough_arguments_p): New function.
4615 (scan_function): Call decl and flags check only for IPA-SRA, check
4616 whether there is a recursive call and whether it has enough arguments.
4617 (all_callers_have_enough_arguments_p): New function.
4618 (convert_callers): Look for recursive calls only when
4619 encountered_recursive_call is set.
4620 (ipa_early_sra): Bail out either if
4621 !all_callers_have_enough_arguments_p or
4622 encountered_unchangable_recursive_call.
4624 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4626 * sel-sched.c: Add 2010 to copyright years.
4627 * sel-sched-ir.c: Likewise.
4628 * sel-sched-ir.h: Likewise.
4630 2010-01-14 Martin Jambor <mjambor@suse.cz>
4632 PR tree-optimization/42714
4633 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
4634 constructors specially.
4636 2010-01-14 Andi Kleen <ak@linux.intel.com>
4638 * config/i386/drivers-i386.c (detect_caches_intel):
4639 Add l2sizekb parameter and fill in.
4640 (host_detect_local_cpu): Add l2sizekb, fill in.
4641 Add Atom small cache heuristic.
4643 2010-01-14 Andi Kleen <ak@linux.intel.com>
4645 * config/i386/drivers-i386.c (detect_caches_cpuid4):
4646 Add level3 parameter and fill in.
4647 (detect_caches_intel): Handle level3 cache.
4649 2010-01-14 Andi Kleen <ak@linux.intel.com>
4651 * config/i386/drivers-i386.c (host_detect_local_cpu):
4652 Fix core duo detection.
4654 2010-01-14 Andi Kleen <ak@linux.intel.com>
4656 * config/i386/drivers-i386.c (host_detect_local_cpu):
4659 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4661 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
4662 (rs6000_variable_issue_1): this. Use...
4663 (rs6000_variable_issue): here. Reimplement. Print debug info.
4665 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4667 * sel-sched-ir.c (sel_restore_other_notes): Rename to
4668 sel_restore_notes. Update all callers. Call reemit_notes
4671 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4673 PR rtl-optimization/42246
4674 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
4677 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4679 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
4680 all successors is the same as number of successors in current region.
4682 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4684 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
4685 to rename is not separable. Otherwise check that its LHS is not NULL.
4687 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4689 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
4691 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4693 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
4694 available registers when failed to discover LHS register class.
4695 Fix indentation. Update comment.
4697 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4698 Alexander Monakov <amonakov@ispras.ru>
4700 PR rtl-optimization/42389
4701 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
4703 (advance_state_on_fence): Likewise.
4704 (sel_target_adjust_priority): Print debug output only when
4705 sched_verbose >= 4, not 2.
4706 (get_expr_cost): Do not issue all unique insns on the next cycle.
4707 (fill_insns): Initialize can_issue_more from the value saved
4709 * sel-sched-ir.c (flist_add): New parameter issue_more.
4710 Init FENCE_ISSUE_MORE with it.
4711 (merge_fences): Likewise.
4712 (init_fences): Update call to flist_add.
4713 (add_to_fences, add_clean_fence_to_fences)
4714 (add_dirty_fence_to_fences): Likewise.
4715 (move_fence_to_fences): Update call to merge_fences.
4716 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
4718 * sel-sched-ir.h (struct _fence): New field issue_more.
4719 (FENCE_ISSUE_MORE): New accessor macro.
4721 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4723 PR rtl-optimization/42388
4724 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
4725 that have no predecessors nor successors. Do not call move_bb_info
4726 for empty blocks outside of current region.
4728 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4730 PR rtl-optimization/42294
4731 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
4732 * sel-sched.c (move_exprs_to_boundary): Transitively add all
4733 originators' originators.
4735 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4737 PR rtl-optimization/39453
4738 PR rtl-optimization/42246
4739 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
4741 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
4743 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4744 Alexander Monakov <amonakov@ispras.ru>
4747 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
4748 (maybe_tidy_empty_bb): ... here. Make static. Add new
4749 argument. Update all callers.
4750 (tidy_control_flow): ... and here. Recompute topological order
4751 of basic blocks in region if necessary.
4752 (sel_redirect_edge_and_branch): Change return type. Return true
4753 if topological order might have been invalidated.
4754 (purge_empty_blocks): Export and move from...
4755 * sel-sched.c (purge_empty_blocks): ... here.
4756 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
4757 (maybe_tidy_empty_bb): Delete prototype.
4758 (purge_empty_blocks): Declare.
4760 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4762 PR rtl-optimization/42249
4763 * sel-sched.c (try_replace_dest_reg): When chosen register
4764 and original register is the same, do not bail out early, but
4765 still check all original insns for validity of replacing destination
4766 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
4769 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4772 Port from no-undefined-overflow branch:
4773 2009-03-09 Richard Guenther <rguenther@suse.de>
4775 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
4777 2010-01-14 Richard Guenther <rguenther@suse.de>
4780 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
4782 2010-01-14 Ira Rosen <irar@il.ibm.com>
4784 PR tree-optimization/42709
4785 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
4786 as scalar type in creation of constant vector operand.
4788 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4791 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
4792 (check-parallel-%): Match `testsuite' directory component only
4795 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
4797 PR translation/39521
4798 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
4801 2010-01-13 Richard Guenther <rguenther@suse.de>
4803 PR tree-optimization/42730
4804 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
4807 2010-01-13 Steve Ellcey <sje@cup.hp.com>
4810 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
4811 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
4814 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
4816 * config/bfin/libgcc-bfin.ver: Regenerate based on current
4817 libgcc-std.ver. Add entries for ___smulsi3_highpart and
4818 ___umulsi3_highpart.
4820 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
4821 rather than schedule_insns if the pass is enabled.
4823 2010-01-13 Martin Jambor <mjambor@suse.cz>
4825 PR tree-optimization/42704
4826 * tree-sra.c (sra_modify_assign): Do not delete assignments to
4829 2010-01-13 Martin Jambor <mjambor@suse.cz>
4831 PR tree-optimization/42703
4832 * tree-sra.c (analyze_access_subtree): Check that we can build a
4833 reference to the original data within the aggregate.
4835 2010-01-13 Richard Guenther <rguenther@suse.de>
4837 PR tree-optimization/42705
4838 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
4840 2010-01-13 Richard Guenther <rguenther@suse.de>
4843 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
4845 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4848 * var-tracking.c (values_to_unmark): New variable.
4849 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4850 values_to_unmark vector. Moved body to...
4851 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4852 instead queue it into values_to_unmark vector.
4853 (vt_find_locations): Free values_to_unmark vector.
4855 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
4857 * config/s390/s390.c (override_options): Set
4858 default of max-pending-list-length to 256
4860 2010-01-13 Richard Guenther <rguenther@suse.de>
4863 * tree-pass.h (PROP_gimple_lcx): New.
4864 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
4865 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
4866 before the final cleanup_eh.
4867 (dump_properties): Dump PROP_gimple_lcx.
4868 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
4869 (tree_lower_complex_O0): Remove.
4870 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
4871 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
4872 tree_lower_complex, schedule TODO_update_ssa.
4873 * lto-streamer-out.c (output_function): Stream the functions
4875 * lto-streamer-in.c (input_function): Likewise.
4876 (lto_read_body): Do not override them here.
4878 2010-01-12 Joseph Myers <joseph@codesourcery.com>
4881 * c-typeck.c (build_c_cast): Fold value cast to union type before
4882 wrapping it in a CONSTRUCTOR.
4884 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4886 PR rtl-optimization/42699
4887 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
4890 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4892 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4893 SUBTARGET_WARN_UNUSED_SPEC): Move ...
4894 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4895 SUBTARGET_WARN_UNUSED_SPEC): ... here
4896 * config/mips/iris5.h (LIBGCC_SPEC): Define.
4898 2010-01-12 Julian Brown <julian@codesourcery.com>
4900 * config/arm/neon-schedgen.ml (Utils): Don't try to
4901 open missing module.
4902 (find_with_result): New.
4904 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4907 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
4908 sharing when canonicalizing ({lt,ge}u (plus a b) b).
4910 PR tree-optimization/42645
4911 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
4912 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
4913 decl_map, set processing_debug_stmt to -1 and return name without
4916 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
4918 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
4919 binutils version, and reword target configuration description.
4921 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4923 * config/avr/avr.h (LINKER_NAME): Remove.
4925 2010-01-11 Janis Johnson <janis187@us.ibm.com>
4928 * config/rs6000/rs6000.c (rs6000_override_options): On targets
4929 that support VSX, warn for -mno-altivec if vsx is not disabled,
4932 2010-01-11 Joseph Myers <joseph@codesourcery.com>
4933 Shujing Zhao <pearly.zhao@oracle.com>
4935 PR translation/42469
4936 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
4937 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
4938 character between option name and help text.
4939 * c.opt (imultilib): Likewise.
4941 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
4943 * lto-streamer-out.c (output_unreferenced_globals): Output static
4946 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
4948 PR rtl-optimization/42621
4949 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
4950 optimizing for size.
4951 (duplicate_computed_gotos): Remove now-redundant check.
4953 2010-01-10 Steve Ellcey <sje@cup.hp.com>
4956 * configure.ac: Save and restore LDFLAGS and LIBS
4957 * configure: Regenerate.
4959 2010-01-10 Richard Guenther <rguenther@suse.de>
4962 * builtins.c (fold_builtin_strlen): Add type argument and
4963 convert the resulting length to it.
4964 (fold_builtin_1): Adjust.
4966 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4968 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
4969 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
4971 (num_insns_constant_wide): Adjust for that change.
4973 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4976 * web.c (union_defs): Add used argument, to combine uses of
4978 (entry_register): Adjust type and tests of used argument.
4979 (web_main): Widen used for new use. Pass it to union_defs.
4980 * df.h (union_defs): Adjust prototype.
4982 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4985 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
4986 uses in new incoming argument. Free body.
4987 (reset_debug_uses_in_loop): New.
4988 (analyze_insn_to_expand_var): Call the latter if the former found
4989 anything. Fix whitespace. Reject invalid dest overlaps before
4990 going through all insns in the loop.
4992 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4995 * haifa-sched.c (dying_use_p): Debug insns don't count.
4997 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5000 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
5001 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
5002 (verify_gimple_call): Reject LHS in noreturn calls.
5004 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5008 * tree-vect-loop-manip.c (adjust_info): New type.
5009 (adjust_vec): New pointer to vector.
5010 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
5011 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
5012 (slpeel_update_phis_for_duplicate_loop): Use them.
5013 (slpeel_update_phi_nodes_for_guard1): Likewise.
5014 (slpeel_update_phi_nodes_for_guard2): Likewise.
5015 (slpeel_tree_peel_loop_to_edge): Likewise.
5016 (vect_update_ivs_after_vectorizer): Likewise.
5018 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5020 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
5021 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5023 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5025 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
5026 bogus uninitialized warning.
5028 2010-01-09 Richard Guenther <rguenther@suse.de>
5031 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
5032 the evolution is compatible with the initial condition.
5034 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5036 * gcc.c (process_command): Update copyright notice dates.
5037 * gcov.c (print_version): Likewise.
5038 * gcov-dump.c (print_version): Likewise.
5039 * mips-tfile.c (main): Likewise.
5040 * mips-tdump.c (main): Likewise.
5042 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5045 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
5047 (rotlhi3_8): Delete.
5049 (rotlsi3_8): Delete.
5050 (rotlsi3_16): Delete.
5051 (rotlsi3_24): Delete.
5053 (*rotw<mode>3): New.
5054 (*rotb<mode>3): New.
5055 * config/avr/avr.c (avr_rotate_bytes): New function.
5056 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
5058 2010-01-08 Steve Ellcey <sje@cup.hp.com>
5061 * configure.ac: Modify -rdynamic check.
5062 * configure: Regenerate.
5064 2010-01-08 DJ Delorie <dj@redhat.com>
5066 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
5067 register popping order.
5069 2010-01-08 Richard Guenther <rguenther@suse.de>
5072 * c.opt (fsigned-char): Also let LTO handle this option.
5073 (funsigned-char): Likewise.
5075 2010-01-07 Richard Guenther <rguenther@suse.de>
5077 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
5078 (gimple_op): Likewise.
5079 (gimple_op_ptr): Likewise.
5080 (gimple_assign_set_lhs): Remove gcc_assert.
5081 (gimple_assign_set_rhs1): Likewise.
5082 (gimple_assign_set_rhs2): Likewise.
5083 (gimple_call_set_lhs): Likewise.
5084 (gimple_call_set_fn): Likewise.
5085 (gimple_call_set_fndecl): Likewise.
5086 (gimple_call_fndecl): Likewise.
5087 (gimple_call_return_type): Likewise.
5088 (gimple_call_set_chain): Likewise.
5089 (gimple_call_num_args): Likewise.
5090 (gimple_call_set_arg): Likewise.
5091 (gimple_cond_set_code): Likewise.
5092 (gimple_cond_set_lhs): Likewise.
5093 (gimple_cond_set_rhs): Likewise.
5094 (gimple_cond_set_true_label): Likewise.
5095 (gimple_cond_set_false_label): Likewise.
5096 (gimple_label_set_label): Likewise.
5097 (gimple_goto_set_dest): Likewise.
5098 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
5099 (gimple_debug_bind_get_value): Likewise.
5100 (gimple_debug_bind_get_value_ptr): Likewise.
5101 (gimple_debug_bind_set_var): Likewise.
5102 (gimple_debug_bind_set_value): Likewise.
5103 (gimple_debug_bind_reset_value): Likewise.
5104 (gimple_debug_bind_has_value_p): Likewise.
5105 (gimple_return_retval_ptr): Remove gcc_assert.
5106 (gimple_return_retval): Likewise.
5107 (gimple_return_set_retval): Likewise.
5108 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
5109 (safe_referenced_var_iterator): Remove.
5110 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
5111 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
5112 (fill_referenced_var_vec): Remove.
5113 (first_readonly_imm_use): Remove redundant gcc_assert.
5114 (phi_arg_index_from_use): Combine gcc_asserts.
5115 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
5116 (first_imm_use_stmt): Remove redundant gcc_assert.
5117 * tree-cfg.c (verify_gimple_call): Verify function and chain
5118 operands. Verify arguments.
5119 (verify_types_in_gimple_stmt): Verify condition code and labels.
5121 2010-01-07 Richard Guenther <rguenther@suse.de>
5123 PR tree-optimization/42641
5124 * sese.c (rename_map_elt_info): Use the SSA name version, do
5127 2010-01-07 Jakub Jelinek <jakub@redhat.com>
5129 PR tree-optimization/42625
5130 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
5131 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
5133 2010-01-07 Duncan Sands <baldrick@free.fr>
5135 * Makefile.in (PLUGIN_HEADERS): Add version.h.
5137 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
5140 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
5141 note itself is not function_invariant_p.
5143 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
5145 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
5146 Do not add the DF_NOTE problem.
5147 * store-motion.c (execute_rtl_store_motion): Likewise.
5149 2010-01-07 Martin Jambor <mjambor@suse.cz>
5151 PR tree-optimization/42157
5152 * tree-sra.c (compare_access_positions): Stabilize sort if both
5153 accesses have integer types, return zero immediately if they are the
5156 2010-01-06 Richard Henderson <rth@redhat.com>
5159 * haifa-sched.c (add_to_note_list): Merge into ...
5160 (concat_note_lists): ... here, and ...
5161 (unlink_other_notes, rm_other_notes): Merge into...
5162 (remove_notes): ... here. Create REG_SAVE_NOTEs for
5163 NOTE_INSN_EPILOGUE_BEG.
5165 2010-01-06 Richard Guenther <rguenther@suse.de>
5167 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
5168 not inline regular functions into always-inline functions.
5170 2010-01-06 Nick Clifton <nickc@redhat.com>
5172 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
5173 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
5175 (OVERRIDE_OPTIONS): Delete.
5176 (OPTIMIZATION_OPTIONS): Define.
5177 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
5178 * config/rx/rx.c (rx_handle_option): Issue an error message if
5179 -mcpu=rx200 and -fpu are used together.
5180 (rx_set_optimization_options): New function. Issue an error
5181 message if an optimization attribute attempts to reset the FPU/
5182 math optimization pairing.
5183 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
5184 * config/rx/rx.opt: Set the default to 32-bit doubles.
5185 * config/rx/t-rx: Add multilibs for -nofpu option.
5186 * doc/invoke.texi: Update documentation of RX options.
5188 2010-01-06 Richard Guenther <rguenther@suse.de>
5190 * tree-ssa-pre.c (name_to_id): New global.
5191 (alloc_expression_id): Simplify SSA name handling.
5192 (lookup_expression_id): Likewise.
5193 (init_pre): Zero name_to_id.
5194 (fini_pre): Free it.
5196 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
5198 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
5200 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
5203 * config/i386/sse.md (smaxv2di3): New.
5204 (umaxv2di3): Likewise.
5205 (sminv2di3): Likewise.
5206 (uminv2di3): Likewise.
5208 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
5211 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
5212 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
5213 (legitimize_tls_address): Likewise.
5214 (sparc_tls_referenced_p): Likewise.
5215 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
5216 and adjust calls to legitimize_pic_address.
5217 (legitimate_constant_p) Use sparc_tls_referenced_p.
5218 (legitimate_pic_operand_p): Likewise.
5219 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
5220 (sparc_tls_symbol_ref_1): Delete.
5221 (sparc_tls_referenced_p): Make static, recognize specific patterns.
5222 (legitimize_tls_address): Make static, handle CONST patterns.
5223 (legitimize_pic_address): Make static, remove unused parameter and
5224 adjust recursive calls.
5225 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
5226 and adjust call to legitimize_pic_address.
5227 (sparc_output_mi_thunk): Likewise.
5229 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
5230 H.J. Lu <hongjiu.lu@intel.com>
5233 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
5234 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
5235 operands to make them signed.
5238 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5241 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5242 GTU to GT for V4SI and V2DI.
5244 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5245 (umin<mode>3): Removed.
5247 (uminv4si3): Likewise.
5249 2010-01-05 Martin Jambor <mjambor@suse.cz>
5251 PR tree-optimization/42462
5252 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
5253 current_function_decl to helper functions and macros.
5255 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5258 * flags.h: Don't include real.h.
5259 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
5260 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
5261 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
5262 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
5263 * dominance.c: Update copyright.
5264 * gimple.c (walk_gimple_op): Remove inline.
5265 * tree-ssa-reassoc.c: Include real.h.
5266 * Makefile.in (FLAGS_H): Remove $(REAL_H).
5267 (tree-ssa-reassoc.o): Depend on $(REAL_H).
5269 2010-01-05 Nick Clifton <nickc@redhat.com>
5271 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
5272 register to push into the stack frame when the accumulator has to
5273 be saved during interrupts.
5275 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
5277 * doc/invoke.texi: Remove the documentation about option
5279 * common.opt (Wunreachable-code): Preserved for backward
5281 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
5282 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
5283 the backward compatibility flag section.
5285 2010-01-05 Richard Guenther <rguenther@suse.de>
5287 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
5289 2010-01-05 Jakub Jelinek <jakub@redhat.com>
5292 * cfgexpand.c (expand_one_var): Diagnose too large variables.
5294 PR tree-optimization/42508
5295 * tree-sra.c (convert_callers): Check for recursive call
5296 by comparing cgraph nodes instead of decls.
5297 (modify_function): Call ipa_modify_formal_parameters also
5298 on all same_body aliases.
5300 * cgraphunit.c (cgraph_materialize_all_clones): Compare
5301 cgraph nodes when checking for same_body aliases.
5303 2010-01-05 Richard Guenther <rguenther@suse.de>
5305 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
5306 allocation and lookup.
5307 (get_or_alloc_expr_for_constant): Likewise.
5308 (phi_translate): Sink allocation.
5310 2010-01-04 Richard Guenther <rguenther@suse.de>
5312 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
5313 a new entry only if needed.
5314 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
5315 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
5317 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
5319 (phi_translate): Handle CONSTANTs early.
5321 2010-01-04 Martin Jambor <mjambor@suse.cz>
5323 PR tree-optimization/42398
5324 * tree-sra.c (struct access): Removed flag grp_different_types.
5325 (dump_access): Do not dump the removed flag.
5326 (sort_and_splice_var_accesses): Do not set the removed flag.
5327 (sra_modify_expr): Check for type compatibility directly.
5329 2010-01-04 Martin Jambor <mjambor@suse.cz>
5331 PR tree-optimization/42366
5332 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
5333 edges with variable number of parameters.
5334 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
5335 flag instead of asserting it.
5336 (ipa_read_node_info): Read uses_analysis_done flag.
5338 2010-01-04 Richard Guenther <rguenther@suse.de>
5340 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
5341 iterative_hash_* as intended.
5342 (vn_reference_compute_hash): Likewise. Simplify hashing
5344 (vn_reference_lookup_2): Likewise.
5345 (vn_nary_op_compute_hash): Likewise.
5346 (vn_phi_compute_hash): Likewise.
5347 (expressions_equal_p): Remove strange code.
5348 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
5349 (pre_expr_hash): Likewise. Simplify hashing SSA names.
5350 (bitmap_insert_into_set_1): Take value-id as parameter.
5351 (add_to_value): Pass it.
5352 (bitmap_insert_into_set): Likewise.
5353 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
5355 2010-01-04 Jakub Jelinek <jakub@redhat.com>
5358 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
5359 (do_self_spec): For switches with SWITCH_IGNORE set set also
5360 SWITCH_IGNORE_PERMANENTLY.
5361 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
5364 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
5366 * lto-streamer-out.c (output_unreferenced_globals): Output the full
5367 tree of an unreferenced global var.
5369 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5372 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5373 GTU to GT for V4SI and V2DI.
5375 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5376 (umin<mode>3): Removed.
5378 (uminv4si3): Likewise.
5380 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5383 * collect2.c (main): Turn on trace in collect2 if -v is passed
5386 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
5388 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
5389 description of expression operand.
5391 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
5393 * configure.ac: Add install-html to target_list for Make-hooks.
5394 * configure: Regenerate.
5395 * fortran/Make-lang.in (F95_HTMLFILES): New.
5396 (fortran.html): Use it.
5397 (fortran.install-html): New.
5398 * Makefile.in (install-html): Add lang.install-html.
5399 * java/Make-lang.in (JAVA_HTMLFILES): New.
5400 (java.html): Use it.
5401 (java.install-html): New.
5402 * objc/Make-lang.in (objc.install-html): New.
5403 * objcp/Make-lang.in (obj-c++.install-html): New.
5404 * cp/Make-lang.in (c++.install-html): New.
5405 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
5406 * lto/Make-lang.in (lto.install-html): New.
5408 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5411 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
5413 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
5415 PR rtl-optimization/41862
5416 * store-motion.c (store_killed_in_insn, compute_store_table,
5417 remove_reachable_equiv_notes, replace_store_insn,
5418 build_store_vectors): Ignore all DEBUG_INSNs.
5420 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5423 * common.opt: Add dumpdir.
5425 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
5427 (option_map): Add --dumpdir.
5429 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
5431 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
5433 * opts.c (decode_options): Try dump_dir_name first if
5434 dump_base_name isn't an absolute path.
5435 (common_handle_option): Handle OPT_dumpdir.
5437 * toplev.c (dump_dir_name): New.
5438 (print_switch_values): Also ignore -dumpdir.
5440 * toplev.h (dump_dir_name): New.
5442 2010-01-03 Richard Guenther <rguenther@suse.de>
5444 PR tree-optimization/42589
5445 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
5446 double-word expansion of bswap32.
5448 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
5450 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
5451 with BLOCK_FOR_INSN.
5452 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
5453 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
5454 noce_process_if_block): Likewise.
5455 * gcse.c (compute_local_properties, insert_expr_in_table,
5456 insert_set_in_table, canon_list_insert, find_avail_set,
5457 pre_insert_copy_insn): Likewise.
5459 * basic-block.h (BLOCK_NUM): Move from here...
5460 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
5462 2010-01-03 Richard Guenther <rguenther@suse.de>
5464 PR tree-optimization/42438
5465 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
5466 contains_may_not_return_call flag.
5467 (BB_MAY_NOTRETURN): New.
5468 (valid_in_sets): Trapping nary operations are not valid
5469 in blocks that may not return.
5470 (insert_into_preds_of_block): Remove check for trapping expressions.
5471 (compute_avail): Compute also BB_MAY_NOTRETURN.
5473 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
5475 * doc/invoke.texi: Add 2010 to copyright years.
5477 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
5479 * config/sparc/sparc.c: Fix formatting nits.
5481 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
5482 Alexander Monakov <amonakov@ispras.ru>
5484 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
5486 2010-01-02 Richard Guenther <rguenther@suse.de>
5489 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
5490 (simplify_switch_using_ranges): Mark to be removed edges
5493 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5495 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5497 * collect2.c (scan_libraries): Add missing argument in call to
5500 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
5503 * config/alpha/predicates.md (aligned_memory_operand): Return false
5505 (unaligned_memory_operand): Return true for CQImode.
5506 * config/alpha/alpha.c (get_aligned_mem): Assert that location
5507 doesn not cross aligned SImode word boundary.
5509 2010-01-02 Anatoly Sokolov <aesok@post.ru>
5511 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
5513 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
5514 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
5516 2010-01-02 Richard Guenther <rguenther@suse.de>
5519 * toplev.c (compile_file): Emit LTO marker properly. Change
5521 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
5523 2010-01-01 Richard Guenther <rguenther@suse.de>
5526 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
5528 2010-01-01 Richard Guenther <rguenther@suse.de>
5531 * c-decl.c (grokdeclarator): For zero-size arrays force
5532 structural equality checks as layout_type does.
5534 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5536 * builtins.c: Update copyright to 2010.
5538 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5541 * lto-streamer-out.c (produce_asm): Revert the last change.
5542 (copy_function): Likewise.
5544 * lto-streamer.c (lto_get_section_name): Skip any leading
5547 2010-01-01 Richard Guenther <rguenther@suse.de>
5550 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
5554 Copyright (C) 2010 Free Software Foundation, Inc.
5556 Copying and distribution of this file, with or without modification,
5557 are permitted in any medium without royalty provided the copyright
5558 notice and this notice are preserved.