1 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
2 Bernd Schmidt <bernd.schmidt@codesourcery.com>
4 * loop-invariant.c (replace_uses): New static function.
5 (move_invariant_reg): Use it to ensure we can replace the uses.
7 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
9 * config/picochip/picochip.c (picochip_rtx_costs): Use correct function
11 (picochip_override_options): Enable section anchors only above -O1.
12 (picochip_reorg): Fixed a couple of build warnings.
14 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16 * configure.ac (plugin -rdynamic test): Log result.
17 * configure: Regenerate.
18 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
19 (RDYNAMIC_SPEC): Define.
20 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
22 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24 * configure.ac: Determine Sun ld version numbers.
25 (comdat_group): Restrict GNU ld version checks to gld.
26 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
27 (enable_comdat): Support --enable-comdat.
28 * configure: Regenerate.
29 * doc/install.texi (Configuration): Document --enable-comdat.
31 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
33 * config/sparc/sol2-gld.h: Remove SPARC reference.
35 * config/sol2-gld.h: ... here.
36 * config.gcc (sparc*-*-solaris2*): Reflect this.
37 (i[34567]86-*-solaris2*): Use it.
39 2010-04-09 Steve Ellcey <sje@cup.hp.com>
41 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
43 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
45 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
48 * diagnostic.c (diagnostic_initialize): Initialize
49 some_warnings_are_errors.
50 (diagnostic_finish): New.
51 (diagnostic_action_after_output): Call it before exiting.
52 (diagnostic_report_diagnostic): Do not print message here. Set
53 some_warnings_are_errors.
54 * diagnostic.h (diagnostic_context): Delete
55 issue_warnings_are_errors_message. Add some_warnings_are_errors.
56 (diagnostic_finish): Declare.
57 * toplev.c (toplev_main): Call it before exit.
59 2010-04-09 Jason Merrill <jason@redhat.com>
62 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
66 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
67 based on a warning flag.
69 2010-04-09 Richard Guenther <rguenther@suse.de>
71 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
73 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
76 * varasm.c (default_assemble_visibility): Wrap vars that are
77 set, but unused, by targets without GAS.
78 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
79 Remove set, but unused, vars.
80 (rs6000_legitimize_tls_address): Likewise.
81 (altivec_expand_dst_builtin): Likewise.
82 * config/darwin.c (machopic_classify_symbol): Likewise.
83 (machopic_indirection_name): Likewise.
85 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
87 * config/i386/i386.md (DWI): New mode iterator.
88 (S): New mode attribute.
89 (shift_operand): Ditto.
90 (shift_immediate_operand): Ditto.
91 (ashl_input_operand): Ditto.
92 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
93 using SDWIM mode iterator.
94 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
95 pattern from *ashl{di,ti}3_1 and corresponding splitters using
97 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
98 from corresponding peephole2 patterns.
99 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
100 and x86_64_shift_adj_1 using SWI48 mode iterator.
101 (x86_shift<mode>_adj_2): Ditto.
102 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
103 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
104 using SWI48 mode iterator.
105 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
106 *ashldi3_cmp_rex64 using SWI mode iterator.
107 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
108 *ashldi3_cconly_rex64 using SWI mode iterator.
109 * config/i386/i386.c (ix86_split_ashl): Update for renamed
110 x86_shift<mode>_adj_{1,2}.
111 (ix86_split_ashr): Ditto.
112 (ix86_split_lshr): Ditto.
114 2010-04-09 Richard Guenther <rguenther@suse.de>
116 * target.h (builtin_conversion): Pass in input and output types.
117 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
118 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
119 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
120 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
122 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
124 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
126 2010-04-09 Richard Guenther <rguenther@suse.de>
129 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
131 2010-04-09 Richard Guenther <rguenther@suse.de>
133 * tree-vectorizer.h (struct _stmt_vec_info): Document
134 that vectype is the type of the LHS.
135 (supportable_widening_operation, supportable_narrowing_operation):
136 Get both input and output vector types as arguments.
137 (vect_is_simple_use_1): Declare.
138 (get_same_sized_vectype): Likewise.
139 * tree-vect-loop.c (vect_determine_vectorization_factor):
140 Set STMT_VINFO_VECTYPE to the vector type of the def.
141 (vectorizable_reduction): Adjust.
142 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
143 Adjust. Specify the output vector type.
144 (vect_pattern_recog_1): Adjust.
145 * tree-vect-stmts.c (get_same_sized_vectype): New function.
146 (vectorizable_call): Adjust.
147 (vectorizable_conversion): Likewise.
148 (vectorizable_operation): Likewise.
149 (vectorizable_type_demotion): Likewise.
150 (vectorizable_type_promotion): Likewise.
151 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
153 (vect_is_simple_use_1): New function.
154 (supportable_widening_operation): Get both input and output
156 (supportable_narrowing_operation): Likewise.
157 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
159 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
161 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
162 __thiscall and _thiscall as predefined macros.
163 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
164 thiscall attribute handling.
165 (ix86_comp_type_attributes): Likewise.
166 (ix86_function_regparm): Likewise.
167 (ix86_return_pops_args): Likewise.
168 (init_cumulative_args): Likewise.
169 (find_drap_reg): Likewise.
170 (ix86_static_chain): Likewise.
171 (x86_this_parameter): Likewise.
172 (x86_output_mi_thunk): Likewise.
173 (ix86_attribute_table): Add description for thiscall attribute.
174 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
175 * doc/extend.texi: Add documentation for thiscall.
177 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
180 * c.opt (Wint-to-pointer-cast): Available in C++.
181 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
183 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
185 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
186 * calls.c (expand_call): Pass the function type to aggregate_value_p.
187 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
188 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
189 function type instead. Reorder and simplify checks.
191 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
193 2010-04-08 Jing Yu <jingyu@google.com>
194 Zdenek Dvorak <ook@ucw.cz>
196 PR tree-optimization/42720
197 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
198 loop unswitch conditions here from ...
199 (tree_unswitch_single_loop): ... here.
201 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
203 * tree-if-conv.c: Fix comments and simplify logic.
205 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
207 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
208 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
209 (main_tree_if_conversion): Update call to tree_if_conversion.
211 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
214 * doc/invoke.texi (-b,-V): Delete.
215 * doc/tm.texi: Do not mention -b.
216 * gcc.c (display_help): Delete -b and -V.
217 (process_command): Delete -b and -V.
218 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
220 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
221 Wolfgang Gellerich <gellerich@de.ibm.com>
223 Implement target hook for loop unrolling
224 * target.h (loop_unroll_adjust): Add a new target hook function.
225 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
226 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
227 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
228 (s390_loop_unroll_adjust): Implement the new target hook for s390.
229 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
231 (decide_unroll_stupid): Likewise.
233 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
236 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
238 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
240 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
241 (Specific, *-*-solaris2*): Likewise.
242 Don't prefer Sun as over GNU as.
244 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
246 * config/s390/s390.c (override_options): Adjust the z10
247 defaults for max-unroll-times, max-completely-peeled-insns
248 and max-completely-peel-times.
250 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
252 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
253 instructions for z10.
254 (s390_expand_setmem): Likewise.
255 (s390_expand_cmpmem): Likewise.
257 2010-04-08 Richard Guenther <rguenther@suse.de>
259 PR tree-optimization/43679
260 * tree-ssa-pre.c (eliminate): Only propagate copies.
262 2010-04-08 Jakub Jelinek <jakub@redhat.com>
265 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
266 set but not used variable warning.
268 2010-04-08 Wei Guozhi <carrot@google.com>
271 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
272 (arm_size_rtx_costs): Call the new function when optimized for size.
274 2010-04-08 Jakub Jelinek <jakub@redhat.com>
277 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
278 op0 is not a MEM, just return NULL instead of assertion
280 (discover_nonconstant_array_refs): Don't walk debug stmts.
282 2010-04-08 Doug Kwan <dougkwan@google.com>
284 * configure.ac: Recognize gold and do not use its version number
286 * configure: Regenerate.
288 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
291 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
292 (negate_value): Move code to push elements to broken_up_substracts ...
293 (eliminate_plus_minus_pair): ... here. Push operands that have no
294 negative pair to plus_negates.
295 (repropagate_negates, init_reassoc, fini_reassoc): Update.
297 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
299 * doc/install.texi (Configuration): Move description of
300 --enable-lto, --with-libelf*, --enable-gold from Java section to
303 * doc/generic.texi (Working with declarations)
304 (Function Properties, C and C++ Trees): Fix typos.
305 * doc/sourcebuild.texi (Top Level): Likewise.
307 2010-04-07 Jakub Jelinek <jakub@redhat.com>
310 * tree.h (DECL_READ_P): Define.
311 (struct tree_decl_common): Add decl_read_flag.
312 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
313 a set but not used warning.
314 (merge_decls): Merge DECL_READ_P flag.
315 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
316 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
317 * c-common.c (handle_used_attribute, handle_unused_attribute):
319 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
321 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
323 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
324 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
325 c_parser_binary_expression, c_parser_cast_expression,
326 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
327 Call default_function_array_read_conversion instead of
328 default_function_array_conversion where needed.
329 (c_parser_unary_expression, c_parser_conditional_expression,
330 c_parser_postfix_expression_after_primary, c_parser_initelt):
331 Likewise. Call mark_exp_read where needed.
332 (c_parser_statement_after_labels, c_parser_asm_operands,
333 c_parser_typeof_specifier, c_parser_sizeof_expression,
334 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
336 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
338 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
339 (warn_unused_but_set_parameter): Default to warn_unused
341 * doc/invoke.texi: Document -Wunused-but-set-variable and
342 -Wunused-but-set-parameter.
344 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
346 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
347 when operandN variables aren't used in the body of the expander
349 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
350 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
351 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
352 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
353 FOR_EACH_IMM_USE_ON_STMT): Likewise.
354 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
355 * tree.c (PROCESS_ARG): Likewise.
357 2010-04-07 Simon Baldwin <simonb@google.com>
359 * diagnostic.h (diagnostic_override_option_index): New macro to
360 set a diagnostic's option_index.
361 * c-tree.h (c_cpp_error): Add warning reason argument.
362 * opts.c (_warning_as_error_callback): New.
363 (register_warning_as_error_callback): Store callback for
364 warnings enabled via enable_warning_as_error.
365 (enable_warning_as_error): Call callback, minor code tidy.
366 * opts.h (register_warning_as_error_callback): Declare.
367 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
368 response to -Werror=.
369 (c_common_init_options): Register warning_as_error_callback in opts.c.
370 * common.opt: Add -Wno-cpp option.
371 * c-common.c (struct reason_option_codes_t): Map cpp warning
372 reason codes to gcc option indexes.
373 * (c_option_controlling_cpp_error): New function, lookup the gcc
374 option index for a cpp warning reason code.
375 * (c_cpp_error): Add warning reason argument, call
376 c_option_controlling_cpp_error for diagnostic_override_option_index.
377 * doc/invoke.texi: Document -Wno-cpp.
379 2010-04-07 Richard Guenther <rguenther@suse.de>
381 * ipa-reference.c (mark_load): Use get_base_address.
382 (mark_store): Likewise.
384 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
385 inserting GIMPLE_NOPs into the IL.
386 * tree-ssa-structalias.c (get_constraint_for_component_ref):
387 Explicitly strip handled components and indirect references.
389 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
390 folding address expressions.
391 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
392 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
393 operand_equal_p to compare decls.
394 (ptr_deref_may_alias_decl_p): Likewise.
395 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
396 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
397 Handle reversed comparison ops.
398 * tree-sra.c (asm_visit_addr): Use get_base_address.
399 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
400 * ipa-reference.c (mark_address): Use get_base_address.
402 2010-04-07 Richard Guenther <rguenther@suse.de>
404 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
405 Propagate constants everywhere.
407 2010-04-07 Jakub Jelinek <jakub@redhat.com>
410 * tree.c (MAX_INT_CACHED_PREC): Define.
411 (nonstandard_integer_type_cache): New array.
412 (build_nonstandard_integer_type): Cache results for precision
413 <= MAX_INT_CACHED_PREC.
415 2010-04-07 Richard Guenther <rguenther@suse.de>
417 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
418 -fargument-noalias-global, -fargument-noalias-anything): Remove.
419 * common.opt: Likewise.
420 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
421 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
422 (nonoverlapping_memrefs_p): Likewise.
423 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
424 * opts.c (common_handle_option): Handle OPT_fargument_alias,
425 OPT_fargument_noalias, OPT_fargument_noalias_anything and
426 OPT_fargument_noalias_global for backward compatibility.
428 2010-04-07 Richard Guenther <rguenther@suse.de>
430 PR tree-optimization/43270
431 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
432 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
433 * tree-ssa-pre.c (phi_translate_1): Adjust.
434 (fully_constant_expression): Split out vn_reference handling to ...
435 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
436 Fold reads from constant strings.
437 (vn_reference_lookup): Handle fully constant references.
438 (vn_reference_lookup_pieces): Likewise.
439 * Makefile.in (expmed.o-warn): Add -Wno-error.
441 2010-04-07 Martin Jambor <mjambor@suse.cz>
443 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
445 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
448 * gcc.c: Add -static-libstdc++ to list of recognized options.
450 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
452 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
454 2010-04-07 Richard Guenther <rguenther@suse.de>
457 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
458 bases build simple mem attributes to retain points-to information.
460 2010-04-07 Richard Guenther <rguenther@suse.de>
463 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
464 preserve points-to related information.
466 2010-04-07 Richard Guenther <rguenther@suse.de>
469 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
470 discard plain indirect references.
471 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
472 * tree.c (tree_nop_conversion): Likewise.
474 2010-04-07 Dodji Seketeli <dodji@redhat.com>
477 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
479 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
481 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
482 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
484 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
486 * tree-if-conv.c: Fix indentation and comments.
488 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
490 * tree-if-conv.c: Sort static functions in topological order.
492 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
494 * tree-if-conv.c: Fix indentation and comments.
496 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
499 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
500 lang_hooks.types.type_for_size instead of
501 build_nonstandard_integer_type.
502 When converting an unsigned type to signed, double its precision.
503 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
504 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
505 (graphite_create_new_loop_guard): When ub + 1 wraps around,
508 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
511 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
512 POINTER_PLUS_EXPR for pointer types.
514 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
517 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
518 * graphite-clast-to-gimple.c: Include langhooks.h.
519 (max_signed_precision_type): New.
520 (max_precision_type): Takes two types as arguments.
521 (precision_for_value): New.
522 (precision_for_interval): New.
523 (gcc_type_for_interval): New.
524 (gcc_type_for_value): New.
525 (gcc_type_for_clast_term): New.
526 (gcc_type_for_clast_red): New.
527 (gcc_type_for_clast_bin): New.
528 (gcc_type_for_clast_expr): Split up into several functions.
529 (gcc_type_for_clast_eq): Rewritten.
530 (compute_bounds_for_level): New.
531 (compute_type_for_level_1): New.
532 (compute_type_for_level): New.
533 (gcc_type_for_cloog_iv): Removed.
534 (gcc_type_for_iv_of_clast_loop): Rewritten.
535 (graphite_create_new_loop): Compute the lower and upper bound types
536 with gcc_type_for_clast_expr.
537 (graphite_create_new_loop_guard): Same.
538 (find_cloog_iv_in_expr): Removed.
539 (compute_cloog_iv_types_1): Removed.
540 (compute_cloog_iv_types): Removed.
541 (gloog): Do not call compute_cloog_iv_types.
542 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
544 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
545 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
546 (GBB_CLOOG_IV_TYPES): Removed.
548 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
550 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
551 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
552 (detect_commutative_reduction): Same.
554 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
556 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
557 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
559 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
560 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
561 (rewrite_commutative_reductions_out_of_ssa): Same.
562 * passes.c (execute_function_todo): Call verify_ssa for every pass
563 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
564 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
565 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
566 with an extra argument.
567 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
568 verify_ssa only when the extra argument is true.
569 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
570 with an extra argument.
571 (tree_transform_and_unroll_loop): Same.
573 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
575 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
576 for all the passes of the LNO having LOOP_CLOSED_SSA.
577 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
578 * tree-loop-distribution.c (pass_loop_distribution): Same.
579 * tree-pass.h (TODO_verify_loops): Removed.
580 * tree-ssa-loop.c (pass_tree_loop_init): Same.
582 (pass_tree_unswitch): Same.
583 (pass_predcom): Same.
584 (pass_vectorize): Same.
585 (pass_linear_transform): Same.
586 (pass_graphite_transforms): Same.
587 (pass_iv_canon): Same.
588 (pass_complete_unroll): Same.
589 (pass_complete_unrolli): Same.
590 (pass_parallelize_loops): Same.
591 (pass_loop_prefetch): Same.
592 (pass_iv_optimize): Same.
594 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
597 * passes.c (init_optimization_passes): Move pass_lim before
598 pass_copy_prop and pass_dce_loop.
600 2010-04-06 Jakub Jelinek <jakub@redhat.com>
603 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
604 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
605 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
606 MULTI_* defines for 4 argument vpermil2p* builtins.
608 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
610 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
611 * config/i386/i386.c (x86_maybe_negate_const_int): New.
612 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
613 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
614 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
615 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
616 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
617 Use x86_maybe_negate_const_int to output insn mnemonic.
618 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
619 check from instruction predicate. Update comments.
620 * config/i386/sync.md (sync_add<mode>): Use
621 x86_maybe_negate_const_int to output insn mnemonic.
623 2010-04-06 Jan Hubicka <jh@suse.cz>
625 PR tree-optimization/42906
626 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
627 IGNORE_SELF argument. Set visited_control_parents for fully
629 (find_obviously_necessary_stmts): Update call of
630 mark_control_dependent_edges_necessary.
631 (propagate_necessity): Likewise. Handle PHI edges more curefully.
633 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
635 * config/i386/i386.md: Remove comment about 'e' and 'E'
638 2010-04-06 Richard Guenther <rguenther@suse.de>
640 PR tree-optimization/43627
641 * tree-vrp.c (extract_range_from_unary_expr): Widenings
642 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
645 2010-04-06 Jakub Jelinek <jakub@redhat.com>
647 * BASE-VER: Change to 4.6.0.
650 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
653 2010-04-06 Richard Guenther <rguenther@suse.de>
656 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
658 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
660 * doc/invoke.texi (Optimize Options): Document that LTO
661 won't remove object access purely due to incompatible
664 2010-04-04 Matthias Klose <doko@ubuntu.com>
666 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
669 2010-04-03 Richard Guenther <rguenther@suse.de>
672 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
673 require a non-NULL MEM_OFFSET.
675 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
677 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
678 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
679 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
680 config/alpha/predicates.md, config/arm/arm.md,
681 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
682 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
683 config/darwin9.h, config/darwin.c, config/darwin.h,
684 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
685 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
686 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
687 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
688 config/mips/mips.md, config/mn10300/mn10300.c,
689 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
690 config/rs6000/aix.h, config/rs6000/dfp.md,
691 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
692 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
693 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
694 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
695 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
696 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
697 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
698 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
699 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
700 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
701 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
702 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
703 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
704 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
705 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
706 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
707 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
708 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
709 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
710 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
711 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
712 opt-functions.awk, opth-gen.awk, params.def, passes.c,
713 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
714 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
715 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
716 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
717 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
718 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
719 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
720 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
721 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
722 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
723 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
724 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
725 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
726 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
728 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
731 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
732 * aclocal.m4: Regenerate.
734 2010-04-02 Richard Guenther <rguenther@suse.de>
736 PR tree-optimization/43629
737 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
738 if we have seen a constant value.
740 2010-04-02 Joseph Myers <joseph@codesourcery.com>
742 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
744 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
747 * arm.c (legitimize_tls_address): Adjust call to
748 gen_tls_load_dot_plus_four.
749 (arm_note_pic_base): New function.
750 (arm_cannot_copy_insn_p): Use it.
751 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
754 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
759 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
761 * Makefile.in ($(out_object_file)): Depend on
762 gt-$(basename $(notdir $(out_file))).h.
764 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
766 * config.gcc (lm32-*-rtems*): Add t-lm32.
768 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
770 * config.gcc: Add lm32-*-rtems*.
771 * config/lm32/rtems.h: New file.
773 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
776 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
778 2010-04-01 Jakub Jelinek <jakub@redhat.com>
780 * dwarf2out.c (output_compilation_unit_header): For
781 -gdwarf-4 use version 4 instead of version 3.
782 (output_line_info): For version 4 and above emit additional
783 maximum ops per insn header field.
784 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
786 * dwarf2out.c (is_c_family, is_java): Remove.
787 (lower_bound_default): New function.
788 (add_bound_info, gen_descr_array_type_die): Use it.
790 2010-04-01 Dodji Seketeli <dodji@redhat.com>
793 * dwarf2out.c (gen_variable_die): Allow debug info for variable
794 re-declaration when it happens in a function.
796 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
798 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
799 (cgraph_remove_function_insertion_hook): Same.
800 (cgraph_call_function_insertion_hooks): Same.
802 2010-04-01 Richard Guenther <rguenther@suse.de>
805 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
806 and TREE_THIS_VOLATILE.
807 (copy_ref_info): Likewise.
808 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
809 * tree.c (build6_stat): Ignore side-effects of all but arg5
810 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
813 2010-04-01 Richard Guenther <rguenther@suse.de>
815 PR tree-optimization/43607
816 * ipa-type-escape.c (check_call): Do not access non-existing
819 2010-04-01 Richard Guenther <rguenther@suse.de>
823 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
824 Jack Howarth <howarth@bromo.med.uc.edu>
826 * tree-profile.c (tree_init_ic_make_global_vars): Make static
829 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
831 * doc/install.texi (Prerequisites): Document libelf usability on
832 IRIX 5/6 and Solaris 2.
833 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
834 Update GNU as, GNU ld requirements.
835 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
836 Document Sun Studio compiler download.
837 Update and simplify as, ld recommendations.
838 (Specific, *-*-solaris2.7): Note obsoletion, removal.
840 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
842 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
843 with_tune_32 to pentium4.
845 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
847 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
849 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
851 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
854 Document GNU as requirement.
855 Update configure requirements.
856 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
857 Recomment IRIX 6.5.18+.
858 Document IDF/IDL requirement.
859 Document GNU as requirement.
860 Document GNU ld bootstrap failure.
861 Remove freeware.sgi.com reference.
863 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
865 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
866 UNIX V4.0, V5.0 obsoletion, removal.
867 Remove --with-gc=simple reference.
868 Update VM requirements during bootstrap.
869 Remove -oldas bootstrap description.
870 Update binutils reference.
871 Remove comparison failure note.
873 2010-03-31 Richard Guenther <rguenther@suse.de>
874 Zdenek Dvorak <ook@ucw.cz>
875 Sebastian Pop <sebastian.pop@amd.com>
878 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
879 with multiple arguments.
880 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
882 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
884 * graphite-dependences.c (print_pddr): Call print_pdr with an
886 * graphite-poly.c (debug_pdr): Add an extra argument for the
889 (print_pbb_domain): Same.
891 (print_scop_context): Same.
894 (debug_pbb_domain): Same.
898 (debug_scop_context): Same.
901 (print_scop_params): Same.
902 (debug_scop_params): Same.
903 (print_iteration_domain): Same.
904 (print_iteration_domains): Same.
905 (debug_iteration_domain): Same.
906 (debug_iteration_domains): Same.
907 (print_scattering_function): Same.
908 (print_scattering_functions): Same.
909 (debug_scattering_function): Same.
910 (debug_scattering_functions): Same.
911 * graphite-poly.h (debug_pdr): Update declaration.
913 (print_pbb_domain): Same.
915 (print_scop_context): Same.
918 (debug_pbb_domain): Same.
922 (debug_scop_context): Same.
925 (print_scop_params): Same.
926 (debug_scop_params): Same.
927 (print_iteration_domain): Same.
928 (print_iteration_domains): Same.
929 (debug_iteration_domain): Same.
930 (debug_iteration_domains): Same.
931 (print_scattering_function): Same.
932 (print_scattering_functions): Same.
933 (debug_scattering_function): Same.
934 (debug_scattering_functions): Same.
936 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
938 * graphite-poly.c (print_scattering_function_1): New.
939 (print_scattering_function): Call it.
940 (print_scop_params): Remove spaces at the end of lines.
943 * graphite-poly.h (print_cloog): Declared.
944 (debug_cloog): Declared.
946 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
948 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
950 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
951 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
952 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
953 to switch between adding the IV bump in loop->latch or in loop->header.
955 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
957 * graphite-poly.c (print_scattering_function): Pretty print following
960 (print_pbb_domain): Same.
961 (dump_gbb_cases): Same.
962 (dump_gbb_conditions): Same.
965 (print_scop_params): Same.
966 (print_scop_context): Same.
968 (print_pbb_body): New.
969 (lst_indent_to): New.
970 (print_lst): Start new lines with a #.
971 * graphite-poly.h (pbb_bb): New.
972 (pbb_index): Use pbb_bb.
973 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
975 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
977 2010-03-31 Jakub Jelinek <jakub@redhat.com>
979 * dwarf2out.c (size_of_die): For -gdwarf-4 use
980 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
981 and 0 instead of 1 for dw_val_class_flag.
982 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
983 dw_val_class_range_list, dw_val_class_loc_list,
984 dw_val_class_lineptr and dw_val_class_macptr, use
985 DW_FORM_flag_present for dw_val_class_flag and
986 DW_FORM_exprloc for dw_val_class_loc.
987 (output_die): For -gdwarf-4 print dw_val_class_loc
988 size as uleb128 instead of 1 or 2 bytes and don't print
989 anything for dw_val_class_flag.
991 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
992 instead of cselib_lookup following by tweaking locs->setting_insn.
995 * cselib.c (cselib_process_insn): Clear cselib_current_insn
996 even before returning from label, setjmp call or volatile asm
999 2010-03-31 Richard Guenther <rguenther@suse.de>
1002 * cgraphunit.c (cgraph_output_in_order): Do not allocate
1003 temporary data on stack.
1005 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1007 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
1008 (PUSHSECTION_ASM_OP): Remove.
1009 (POPSECTION_ASM_OP): Remove.
1010 (PUSHSECTION_FORMAT): Remove.
1011 * config/sol2.h (PUSHSECTION_FORMAT): Define.
1012 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
1013 * config/sol2.c (solaris_output_init_fini): Use it.
1015 2010-03-31 Jie Zhang <jie@codesourcery.com>
1018 * opt-functions.awk (var_type_struct): Use signed char type
1019 for simple variables.
1021 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1023 * config/sol2.c: Include output.h.
1024 (solaris_assemble_visibility): New function.
1025 * config/t-sol2 (sol2.o): Add output.h dependency.
1026 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
1027 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
1030 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1033 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
1034 V2SImode or XFmode on PRE_DEC.
1037 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
1040 2010-03-31 Jie Zhang <jie@codesourcery.com>
1043 * reload.h (caller_save_initialized_p): Declare.
1044 * toplev.c (backend_init_target): Don't call
1045 init_caller_save but set caller_save_initialized_p to false.
1046 * caller-save.c (caller_save_initialized_p): Define.
1047 (init_caller_save): Check caller_save_initialized_p.
1048 * ira.c (ira): Call init_caller_save if flag_caller_saves.
1050 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1053 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
1054 and soft-fp/t-softfp to tmake_file.
1055 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
1056 (LIBGCC2_TF_CEXT): Define.
1059 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
1062 * cselib.c (n_useless_values): Document handling of debug locs.
1063 (n_useless_debug_values, n_debug_values): New variables.
1064 (new_elt_loc_list): Don't add to debug values, keep count.
1065 (promote_debug_loc): New.
1066 (cselib_reset_table): Zero new variables.
1067 (entry_and_rtx_equal_p): Promote debug locs.
1068 (discard_useless_locs): Increment n_useless_debug_values for
1070 (remove_useless_values): Adjust n_useless_values and n_debug_values
1071 with n_useless_debug_values.
1072 (add_mem_for_addr): Promote debug locs.
1073 (cselib_lookup_mem): Likewise.
1074 (cselib_lookup_addr): Renamed to...
1075 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
1076 (cselib_log_lookup): ... this. Turn into...
1077 (cselib_lookup_addr): ... new wrapper.
1078 (cselib_lookup_from_insn): New.
1079 (cselib_invalidate_regno): Increment n_useless_debug_values for
1081 (cselib_invalidate_mem): Likewise.
1082 (cselib_process_insn): Take n_deleted and n_debug_values into
1083 account to guard remove_useless_value call.
1084 (cselib_finish): Zero n_useless_debug_values.
1085 * cselib.h (cselib_lookup_from_insn): Declare.
1086 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
1087 (sched_analyze_2): Likewise.
1089 2010-03-30 Jakub Jelinek <jakub@redhat.com>
1091 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
1093 (adjust_mems): Replace narrowing SUBREG of expression containing
1094 just PLUS, MINUS, MULT and ASHIFT of registers and constants
1095 with operations in the narrower mode.
1098 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
1099 regs_invalidated_by_call instead all call_used_reg_set registers.
1101 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
1104 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
1105 pointer comparisons with types_compatible_p.
1106 * tree-vect-stmts.c (vectorizable_call): Same.
1107 (vectorizable_condition): Same.
1109 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1111 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
1112 stack check if the mask would be zero.
1114 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1115 Jack Howarth <howarth@bromo.med.uc.edu>
1117 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1120 2010-03-30 Joseph Myers <joseph@codesourcery.com>
1123 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
1125 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
1126 Include ___unordxf2 and ___unordtf2.
1127 * config/i386/libgcc-glibc.ver: Do not define inheritance from
1130 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
1132 * config/lm32/t-lm32: New file.
1133 * config.gcc: Use the above file when targetting lm32.
1135 2010-03-28 Duncan Sands <baldrick@free.fr>
1137 * Makefile.in (PLUGIN_HEADERS): Add except.h.
1139 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1142 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
1143 Improve vectorization cost model diagnostic.
1145 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1148 * tree-vect-data-refs.c (vect_analyze_data_refs): When
1149 compute_data_dependences_for_loop returns false, early exit
1150 and output an extra diagnostic for the failed data reference
1153 2010-03-29 Richard Guenther <rguenther@suse.de>
1155 PR tree-optimization/43560
1156 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
1157 (can_sm_ref_p): Treat stores to readonly locations as trapping.
1159 2010-03-29 Jie Zhang <jie@codesourcery.com>
1162 * toplev.c (process_options): Set optimization_default_node
1163 and optimization_current_node.
1164 * opts.c (decode_options): Don't set optimization_default_node
1165 and optimization_current_node.
1167 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
1169 * config/rtems.h: Abandon -qrtems_debug.
1171 2010-03-28 Jan Hubicka <jh@suse.cz>
1173 PR tree-optimization/43505
1174 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
1175 map should not be copied.
1177 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1180 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
1181 cdtors, set DECL_PRESERVE_P.
1182 * ipa.c (cgraph_externally_visible_p): Return true if declaration
1185 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
1187 PR tree-optimization/43528
1188 * stor-layout.c (place_field): Check that constant fits into
1189 unsigned HWI when skipping calculation of MS bitfield layout.
1191 2010-03-27 Jan Hubicka <jh@suse.cz>
1194 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
1195 notice_global_symbol work.
1197 2010-03-27 Jakub Jelinek <jakub@redhat.com>
1199 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
1200 instead of dwarf2out_decl.
1201 (struct var_loc_node): Remove section_label field.
1202 (dwarf2out_function_decl): New function.
1203 (dwarf2out_var_location): Don't set section_label field.
1204 (dwarf2out_begin_function): Don't empty decl_loc_table here.
1206 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1208 PR tree-optimization/43544
1209 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1210 First argument for builtin vectorized function hook is now a
1211 tree to be able to distinguish between machine specific and
1213 * targhooks.c (default_builtin_vectorized_function): Ditto.
1214 * targhooks.h (default_builtin_vectorized_function): Ditto.
1215 * target.h (struct gcc_target): Ditto.
1216 * tree-vect-stmts.c (vectorizable_function): Ditto.
1217 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
1218 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1221 2010-03-26 Joseph Myers <joseph@codesourcery.com>
1224 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
1225 nested binding iff it is a FUNCTION_DECL.
1226 (store_parm_decls_newstyle): Pass nested=true to bind for
1227 FUNCTION_DECLs amongst parameters.
1229 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1231 * var-tracking.c (vt_expand_loc_callback): Don't run
1232 cselib_expand_value_rtx_cb in dummy mode if
1233 cselib_dummy_expand_value_rtx_cb returned false.
1235 * var-tracking.c (emit_note_insn_var_location): For one part
1236 notes with offset 0, don't add EXPR_LIST around the location.
1237 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
1238 add_location_or_const_value_attribute): Adjust for that change.
1241 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
1242 into first operand and location into second.
1243 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
1244 dw_cfi_oprnd_loc for DW_CFA_expression.
1245 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
1246 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
1247 assume first argument is regnum and second argument is location.
1249 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1252 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1253 of scratch register to DImode. Split to DImode comparison operator.
1254 Use SImode subreg of scratch register in the multiplication.
1255 (*cmp_sadd_sidi): Ditto.
1256 (*cmp_ssub_si): Ditto.
1257 (*cmp_ssub_sidi): Ditto.
1259 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1262 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
1263 Remove invalid assert and wrong comment.
1265 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1268 * flags.h (final_insns_dump_p): New extern.
1269 * final.c (final_insns_dump_p): New variable.
1270 (rest_of_clean_state): Set it before -fdump-final-insns=
1271 dumping, clear afterwards.
1272 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
1273 MEM_ALIAS_SET on MEMs.
1275 2010-03-26 David S. Miller <davem@davemloft.net>
1277 * configure.ac: Fix sparc GOTDATA_OP bug check.
1278 * configure: Rebuild.
1280 2010-03-26 Alan Modra <amodra@gmail.com>
1282 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
1284 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1286 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
1287 TLS_SECTION_ASM_FLAG.
1289 2010-03-25 Jakub Jelinek <jakub@redhat.com>
1292 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
1293 Clear first_function_block_is_cold.
1296 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
1297 argument if the argument is truth_value_p.
1299 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1301 * config/rs6000/constraints.md: Update copyright year for my changes.
1304 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
1305 used in reg+reg addressing, swap registers.
1307 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1310 * target.h (struct gcc_target): Add code_end hook.
1311 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
1313 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
1314 * toplev.c (compile_file): Call targetm.asm_out.code_end
1315 hook before unwind info/debug info output.
1316 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
1317 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
1318 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1319 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
1320 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1321 * config/i386/i386.c (ix86_file_end): Renamed to...
1322 (ix86_code_end): ... this. Make static. Don't call
1323 file_end_indicate_exec_stack. Emit unwind info using
1324 final_start_function/final_end_function.
1325 (darwin_x86_file_end): Remove.
1326 (TARGET_ASM_CODE_END): Define.
1327 * config/i386/i386.h (TARGET_ASM_FILE_END,
1328 NEED_INDICATE_EXEC_STACK): Don't define.
1329 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
1330 (TARGET_ASM_FILE_END): Define to darwin_file_end.
1331 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
1332 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
1335 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
1336 at the beginning and final_end_function at the end.
1337 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1339 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1341 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
1342 and Sun as TLS syntax.
1343 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
1344 * configure: Regenerate.
1345 * config.in: Regenerate.
1346 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
1347 (default_elf_asm_named_section): Use it.
1348 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
1349 (i386_output_dwarf_dtprel): Likewise.
1350 (output_addr_const_extra): Likewise.
1351 (output_pic_addr_const): Lowercase @GOTTPOFF.
1352 (output_addr_const_extra): Likewise.
1353 (output_pic_addr_const): Lowercase @GOTNTPOFF.
1354 (output_addr_const_extra): Likewise.
1355 (output_pic_addr_const): Lowercase @INDNTPOFF.
1356 (output_addr_const_extra): Likewise.
1357 (output_pic_addr_const): Lowercase @NTPOFF.
1358 (output_addr_const_extra): Likewise.
1359 (output_pic_addr_const): Lowercase @TPOFF.
1360 (output_addr_const_extra): Likewise.
1361 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
1362 (*tls_global_dynamic_64): Likewise.
1363 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
1364 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
1366 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
1367 (ASM_OUTPUT_TLS_COMMON): Use it.
1368 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
1371 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
1372 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
1373 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
1374 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1375 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1376 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
1378 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1380 * config/i386/i386.c (override_options): Don't accept
1381 -mtls-dialect=sun any longer.
1382 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
1383 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
1384 (*tls_local_dynamic_base_32_sun): Likewise.
1385 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1387 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1390 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1391 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
1394 * ira.c (adjust_cleared_regs): New function.
1395 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
1399 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
1401 * expr.c (expand_expr_real): Restore previous
1402 curr_insn_source_location and curr_insn_block after
1403 expand_expr_real_1 call.
1404 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
1405 instead of expand_expr_real_1.
1407 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
1409 PR rtl-optimization/43413
1410 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
1413 2010-03-22 James E. Wilson <wilson@codesourcery.com>
1416 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
1417 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
1419 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
1421 * config/i386/i386.c (ix86_target_string): Add -mfma.
1422 Fix a typo in comment.
1424 2010-03-22 Mike Stump <mikestump@comcast.net>
1427 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
1428 Don't overly align based upon packed packed fields.
1430 2010-03-22 Jason Merrill <jason@redhat.com>
1432 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
1433 Use () rather than [], and move before the element type.
1435 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1437 * doc/configfiles.texi (Configuration Files): Removed
1438 fixinc/Makefile*, intl/Makefile.*.
1439 * doc/makefile.texi: Fixed markup. Abstract from version
1440 control system used.
1441 (Makefile): Removed obsolete gcc/java/parse.y example.
1442 * doc/sourcebuild.texi: Likewise.
1443 (Top Level): Added config, gnattools, libdecnumber, libgcc,
1444 libgomp, libssp. Removed fastjar.
1445 (Miscellaneous Docs): Clarify location.
1446 Added COPYING3, COPYING3.LIB.
1447 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
1449 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1452 * config/i386/i386.c (x86_function_profiler)
1453 [!NO_PROFILE_COUNTERS]: Fix typo.
1454 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
1457 2010-03-22 Janis Johnson <janis187@us.ibm.com>
1458 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1460 * doc/sourcebuild.texi (Test Directives): Split into six
1461 subsections, with most of the current text in new subsections
1462 Directives, Selectors, and Final Actions.
1463 (Directives): Split list of test directives into multiple
1465 (Selectors): Describe use and syntax of selectors.
1466 (Effective-Target Keywords): Describe all existing keywords.
1467 (Add Options): Describe features for dg-add-options.
1468 (Require Support): Describe variants of dg-require-support.
1469 (Final Actions): Describe commands to use in dg-final.
1471 2010-03-22 Michael Matz <matz@suse.de>
1474 * recog.c (validate_replace_rtx_group): Replace also in
1475 REG_EQUAL and REG_EQUIV notes.
1477 2010-03-22 Richard Guenther <rguenther@suse.de>
1479 PR tree-optimization/43390
1480 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
1481 sure vector extracts are type correct.
1483 2010-03-22 Richard Guenther <rguenther@suse.de>
1486 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
1487 x * sqrt (x) even when optimizing for size if the target
1488 has native support for sqrt.
1490 2010-03-22 Jakub Jelinek <jakub@redhat.com>
1492 * varasm.c (make_decl_rtl_for_debug): Also clear
1493 flag_mudflap for the duration of make_decl_rtl call.
1496 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
1497 locs from preserved VALUEs.
1499 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1502 * pa.md (movmemsi): Set align to one if zero.
1503 (movmemdi): Likewise.
1505 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
1508 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
1509 with their corresponding prologue pushes.
1511 2010-03-20 Andrew Pinski <pinskia@gmail.com>
1514 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
1515 at the begining or end.
1516 (spu_expand_epilogue): Likewise.
1518 2010-03-20 Richard Guenther <rguenther@suse.de>
1520 PR rtl-optimization/43438
1521 * combine.c (make_extraction): Properly zero-/sign-extend an
1522 extraction of the low part of a CONST_INT. Also handle
1525 2010-03-19 Mike Stump <mikestump@comcast.net>
1527 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
1528 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
1529 (override_options): Use SUBTARGET32_DEFAULT_CPU.
1531 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1534 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
1537 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
1539 PR rtl-optimization/42258
1540 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
1541 use that may match DEF.
1544 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
1545 the cost of loading the constant rather than assuming
1547 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
1548 outer code is AND, do the same tests as the andsi3 expander and
1549 return COSTS_N_INSNS (1) if and is cheap.
1551 * optabs.c (avoid_expensive_constant): Fix formatting.
1553 2010-03-19 Michael Matz <matz@suse.de>
1556 * attribs.c (decl_attributes): When rebuilding a function pointer
1557 type use the same qualifiers as the original pointer type.
1559 2010-03-19 Martin Jambor <mjambor@suse.cz>
1561 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
1562 and is_gimple_ip_invariant_address.
1564 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1567 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1569 * config/arm/arm.c (arm_override_options): Turn off
1570 flag_dwarf2_cfi_asm for AAPCS variants.
1572 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1575 * config/arm/arm.c (emit_multi_reg_push): Update comments.
1576 Use PRE_MODIFY instead of PRE_DEC.
1577 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
1578 (vfp_emit_fstmd): Likewise.
1580 2010-03-19 Michael Matz <matz@suse.de>
1583 * builtins.c (expand_builtin_interclass_mathfn,
1584 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
1587 2010-03-19 Richard Guenther <rguenther@suse.de>
1589 PR tree-optimization/43415
1590 * tree-ssa-pre.c (phi_translate): Split out worker to ...
1591 (phi_translate_1): ... this.
1592 (phi_translate): Move all caching here. Cache all NARY
1593 and REFERENCE translations.
1595 2010-03-19 David S. Miller <davem@davemloft.net>
1597 With help from Eric Botcazou.
1598 * config/sparc/sparc.c: Include dwarf2out.h.
1599 (emit_pic_helper): Delete.
1600 (pic_helper_symbol_name): Delete.
1601 (pic_helper_emitted_p): Delete.
1602 (pic_helper_needed): New.
1603 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
1604 (get_pc_thunk_name): New.
1605 (load_pic_register): Remove 'delay_pic_helper' arg. Use
1606 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
1607 Set pic_helper_needed to true. Don't call emit_pic_helper.
1608 (sparc_expand_prologue): Update load_pic_register call.
1609 (sparc_output_mi_thunk): Likewise.
1610 (sparc_file_end): Emit a hidden comdat symbol for the PIC
1611 thunk if possible. Output CFI information as needed.
1613 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1614 Jack Howarth <howarth@bromo.med.uc.edu>
1617 * config/i386/i386.h: Fix ABI on darwin x86-32.
1619 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
1621 * tree.h: Declare make_decl_rtl_for_debug.
1622 * varasm.c (make_decl_rtl_for_debug): New.
1623 * dwarf2out.c (rtl_for_decl_location): Call it.
1624 * cfgexpand.c (expand_debug_expr): Call it.
1626 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1629 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
1633 * var-tracking.c (vt_init_cfa_base): Do nothing if
1634 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
1636 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
1639 * var-tracking.c (canonicalize_vars_star): New.
1640 (dataflow_post_merge_adjust): Use it.
1642 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1645 * var-tracking.c (non_suitable_const): New function.
1646 (add_uses): For DEBUG_INSNs with constants, don't record any
1647 value, instead just the constant value itself.
1648 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
1649 is not VAR_LOC_UNKNOWN_P, set var to the constant.
1650 (emit_notes_in_bb): Likewise.
1651 (emit_note_insn_var_location): For onepart variables if
1652 cur_loc is a VOIDmode constant, use DECL_MODE.
1654 2010-03-18 Martin Jambor <mjambor@suse.cz>
1657 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
1658 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
1659 all non-clones. Moved call redirection...
1660 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
1661 (cgraph_materialize_all_clones): Dispose of all
1662 combined_args_to_skip bitmaps.
1663 (verify_cgraph_node): Do not check for edges pointing to wrong
1664 nodes in inline clones.
1665 * tree-inline.c (copy_bb): Call
1666 cgraph_redirect_edge_call_stmt_to_callee.
1667 * ipa.c (cgraph_remove_unreachable_nodes): Call
1668 cgraph_node_remove_callees even when there are used clones.
1670 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1672 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
1674 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1677 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
1680 2010-03-18 Michael Matz <matz@suse.de>
1683 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
1684 into sqrt(x) if we need to preserve signed zeros.
1686 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
1687 Eric Botcazou <ebotcazou@adacore.com>
1689 PR rtl-optimization/43360
1690 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
1691 note if we don't know its invariant status.
1693 2010-03-18 Michael Matz <matz@suse.de>
1695 PR tree-optimization/43402
1696 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
1697 PHI chains of ssa names registered for update.
1699 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
1702 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
1703 non-offsettable and pre_modify update addressing.
1704 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
1705 and "2" alternatives "#".
1706 (*movdd_softfloat32): Make all alternatives "#";
1707 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
1708 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
1709 (*movdf_softfloat32): Make all alternatives "#";
1710 (movdi): Use the new DIFD mode iterator to create a common splitter
1711 for movdi, movdf and movdd patterns.
1713 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
1715 * common.opt (dumpdir): Remove redundant tab.
1717 2010-03-17 Martin Jambor <mjambor@suse.cz>
1719 PR tree-optimization/43347
1720 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
1721 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
1723 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
1725 PR rtl-optimization/42216
1726 * regrename.c (create_new_chain): New function, broken out from...
1727 (scan_rtx_reg): ... here. Call it. Handle the case where we are
1728 appending a use to an empty chain.
1729 (build_def_use): Remove previous changes that convert OP_INOUT to
1730 OP_OUT operands; instead detect the case where an OP_INOUT operand
1731 uses a previously untracked register and create an empty chain for it.
1733 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1735 * doc/extend.texi (Function Attributes): Rewrite unfinished
1736 sentence in ms_abi documentation.
1738 2010-03-17 Alan Modra <amodra@gmail.com>
1740 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
1741 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
1742 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
1743 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
1745 2010-03-16 Richard Henderson <rth@redhat.com>
1748 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
1749 (lower_try_finally): Save and restore eh_seq around the expansion
1752 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1754 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
1755 statements before splitting block.
1757 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1759 * doc/sourcebuild.texi (Testsuites): Fix markup.
1760 Use pathnames relative to gcc/testsuite.
1761 (Test Directives): Move description of how timeout is determined.
1762 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
1763 (C Tests): Correct gcc.misc-tests directory.
1764 Framework tests now live in gcc.test-framework.
1766 2010-03-16 Richard Guenther <rguenther@suse.de>
1769 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
1770 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
1772 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1773 Alexandre Oliva <aoliva@redhat.com>
1775 PR tree-optimization/42917
1776 * lambda-code.c (remove_iv): Skip debug statements.
1777 (lambda_loopnest_to_gcc_loopnest): Likewise.
1778 (not_interesting_stmt): Debug statements are not interesting.
1780 2010-03-16 Jakub Jelinek <jakub@redhat.com>
1784 * cselib.c (cselib_preserve_constants,
1785 cfa_base_preserved_val): New static variables.
1786 (preserve_only_constants): New function.
1787 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
1788 clear its REG_VALUES. If cselib_preserve_constants, don't
1789 empty the whole hash table, but preserve there VALUEs with constants,
1790 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
1791 (cselib_preserve_cfa_base_value): New function.
1792 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
1793 (cselib_init): Change argument to int bitfield. Set
1794 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
1796 (cselib_finish): Clear cselib_preserve_constants and
1797 cfa_base_preserved_val.
1798 * cselib.h (enum cselib_record_what): New enum.
1799 (cselib_init): Change argument to int.
1800 (cselib_preserve_cfa_base_value): New prototype.
1801 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
1802 * dse.c (dse_step1): Likewise.
1803 * cfgcleanup.c (thread_jump): Likewise.
1804 * sched-deps.c (sched_analyze): Likewise.
1805 * gcse.c (local_cprop_pass): Likewise.
1806 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
1807 If FN is non-NULL, call the callback always and whenever it returns
1808 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
1809 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
1810 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
1811 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
1812 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
1813 * var-tracking.c: Include recog.h.
1814 (bb_stack_adjust_offset): Remove.
1815 (vt_stack_adjustments): Don't call it, instead just gather the
1816 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
1817 (adjust_stack_reference): Remove.
1818 (compute_cfa_pointer): New function.
1819 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
1820 (struct adjust_mem_data): New type.
1821 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
1823 (get_address_mode): New function.
1824 (replace_expr_with_values): Use it.
1825 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
1826 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
1827 (adjust_sets): Remove.
1828 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
1829 Use get_address_mode.
1830 (get_adjusted_src): Remove.
1831 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
1832 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
1833 (add_with_sets): Don't call adjust_sets.
1834 (fp_setter, vt_init_cfa_base): New functions.
1835 (vt_initialize): Change return type to bool. Move most of pool etc.
1836 initialization to the beginning of the function from end. Pass
1837 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
1838 If !frame_pointer_needed, call vt_stack_adjustment before mos
1839 vector is filled, call vt_init_cfa_base if argp/framep has been
1840 eliminated to sp. If frame_pointer_needed and argp/framep has
1841 been eliminated to hard frame pointer, set
1842 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1843 encountering fp setter in the prologue. For MO_ADJUST, call
1844 log_op_type before pusing the op into mos vector, not afterwards.
1845 Call adjust_insn before cselib_process_insn/add_with_sets,
1846 call cancel_changes (0) afterwards.
1847 (variable_tracking_main_1): Adjust for vt_initialize calling
1848 vt_stack_adjustments and returning whether it succeeded or not.
1850 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1852 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1855 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1857 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1859 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
1860 drap_reg has not been set.
1862 2010-03-15 Michael Matz <matz@suse.de>
1865 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
1866 use it to expand block copies.
1867 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1868 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
1869 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
1871 2010-03-15 Richard Guenther <rguenther@suse.de>
1873 PR tree-optimization/43367
1874 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
1877 2010-03-15 Richard Guenther <rguenther@suse.de>
1879 PR tree-optimization/43317
1880 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
1882 2010-03-15 Martin Jambor <mjambor@suse.cz>
1884 PR tree-optimization/43141
1885 * tree-sra.c (create_abstract_origin): New function.
1886 (modify_function): Call create_abstract_origin.
1888 2010-03-15 Chris Demetriou <cgd@google.com>
1890 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
1893 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1896 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1897 call insert_out_of_ssa_copy for default definitions.
1899 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1901 * graphite-clast-to-gimple.c (my_long_long): Defined.
1902 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1903 * graphite-sese-to-poly.c (my_long_long): Defined.
1904 (scop_ivs_can_be_represented): Use it.
1906 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1908 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1909 graphite-max-bbs-per-function, and loop-block-tile-size.
1910 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1912 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1914 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1916 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1917 forward declaration.
1918 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1919 (add_upper_bounds_from_estimated_nit): New.
1920 (build_loop_iteration_domains): Use it.
1922 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1924 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1926 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1929 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1930 should be an INTEGER_CST. Also handle CASE_CONVERT.
1932 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1934 * graphite.c (graphite_initialize): To bound the number of bbs per
1935 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
1936 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
1937 * doc/invoke.texi: Document it.
1939 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1941 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
1942 * graphite-sese-to-poly.h (build_poly_scop): Same.
1944 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1946 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
1947 the number of parameters in the scop. Use as an upper bound
1948 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
1949 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
1950 * doc/invoke.texi: Document it.
1952 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
1954 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
1955 * doc/c-tree.texi: Remove.
1956 * doc/generic.texi: Merge c-tree.texi here.
1957 * doc/gccint.texi (Trees): Remove menu entry.
1958 (c-tree.texi): Remove @include.
1959 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
1960 * doc/languages.texi (Reading RTL): Ditto.
1962 2010-03-12 Steve Ellcey <sje@cup.hp.com>
1965 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
1967 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1970 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
1971 code added to work around reload clobbering CONST insns.
1973 2010-03-12 Jakub Jelinek <jakub@redhat.com>
1975 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
1976 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
1977 (cselib_preserve_only_values): Remove retain argument, don't
1978 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
1979 * cselib.h (cselib_preserve_only_values): Remove retain argument.
1980 * var-tracking.c (micro_operation): Move insn field before union.
1981 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
1982 (struct variable_tracking_info_def): Remove n_mos field, change
1983 mos into a vector of micro_operations.
1984 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
1985 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
1986 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
1987 changing into a vector.
1988 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
1989 come before all other uops generated by add_stores.
1990 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
1992 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
1993 a vector. Run just one pass over the bbs instead of separate counting
1994 and computation phase.
1995 (vt_finalize): Free VTI (bb)->mos vector instead of array.
1998 * tree-inline.c (remap_decls): Put old_var rather than origin_var
1999 into *nonlocalized_list vector.
2000 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
2001 even if origin is non-NULL.
2002 (gen_variable_die): Likewise.
2003 (process_scope_var): Don't change origin.
2004 (gen_decl_die): Likewise.
2005 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
2006 before adding new edges instead of after it, fix moving over
2009 2010-03-11 David S. Miller <davem@davemloft.net>
2011 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
2013 * configure: Rebuild.
2015 2010-03-11 Martin Jambor <mjambor@suse.cz>
2017 PR tree-optimization/43257
2018 * tree.c (assign_assembler_name_if_neeeded): New function.
2019 (free_lang_data_in_cgraph): Assembler name assignment moved to the
2021 * tree.h (assign_assembler_name_if_neeeded): Declare.
2022 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
2023 the function if needed.
2025 2010-03-11 Chris Demetriou <cgd@google.com>
2027 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
2028 include/stdint-gcc.h, and include/stdint.h world-readable.
2030 2010-03-11 Richard Guenther <rguenther@suse.de>
2032 PR tree-optimization/43255
2033 * tree-vrp.c (process_assert_insertions_for): Do not insert
2034 asserts for trivial conditions.
2036 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2038 PR tree-optimization/43280
2039 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
2040 generation. Move calculation of size out of the if branch.
2041 (find_bswap): Modify compare number generation.
2043 2010-03-11 Richard Guenther <rguenther@suse.de>
2046 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
2047 (input_gimple_stmt): Fixup handled component types during
2048 operand read. Also fix up decls in ADDR_EXPRs.
2050 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
2052 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
2053 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
2055 2010-03-10 Jan Hubicka <jh@suse.cz>
2058 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
2059 * varasm.c (get_variable_section): Don't do that here...
2060 (make_decl_rtl): ... and here.
2061 (do_assemble_alias): Produce decl RTL.
2062 (assemble_alias): Likewise.
2064 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2067 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
2068 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
2070 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
2071 (based_loc_descr): Only express drap or vdrap regno based expressions
2072 using DW_OP_fbreg when not optimizing.
2073 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
2074 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
2075 REG_CFA_SET_VDRAP note.
2077 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
2079 PR tree-optimization/43236
2080 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
2081 error in calculation of base address in reverse iteration case.
2082 (generate_builtin): Take number of latch executions if the statement
2085 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
2088 * tree-eh.c: Include pointer-set.h.
2089 (lower_eh_dispatch): Filter out duplicate case labels and
2090 remove the unneeded edge when the label is unused. Return
2091 true when some edges are removed.
2092 (execute_lower_eh_dispatch): When any lowering resulted in
2093 removing an edge, also delete unreachable blocks.
2095 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2098 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2099 UNSPEC_MACHOPIC_OFFSET.
2101 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
2104 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2105 (m68k_delegitimize_address): New function.
2107 2010-03-09 Jakub Jelinek <jakub@redhat.com>
2110 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
2113 * var-tracking.c (adjust_sets): New function.
2114 (count_with_sets, add_with_sets): Use it.
2115 (get_adjusted_src): New inline function.
2116 (add_stores): Use it.
2119 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
2120 call cselib_dummy_expand_value_rtx_cb instead of
2121 cselib_expand_value_rtx_cb.
2124 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
2125 * config/i386/i386.c: Include debug.h and dwarf2out.h.
2126 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
2127 and .cfi_endproc around the pic thunks.
2128 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
2129 all queued unwind info register saves are saved before the call.
2130 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
2131 considered as sp-=4 for unwind info and the pop as sp+=4 which
2132 also clobbers dest, but doesn't actually restore it.
2135 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
2136 RTX_FRAME_RELATED_P.
2138 2010-03-09 Jie Zhang <jie@codesourcery.com>
2140 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
2141 whitespaces in output template.
2143 2010-03-09 Jie Zhang <jie@codesourcery.com>
2145 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
2148 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2150 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
2151 builtins.exp in a separate job.
2153 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2155 * graphite-sese-to-poly.c (add_param_constraints): Use
2156 lower_bound_in_type and upper_bound_in_type.
2158 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2160 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
2161 instead of unsigned_type_node.
2163 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2164 Reza Yazdani <reza.yazdani@amd.com>
2167 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
2168 on pointer type parameters.
2170 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2174 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
2175 handle conversions from pointer to integers.
2176 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
2177 induction variable, to be able to work with code generated by CLooG.
2178 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
2179 (build_poly_scop): Bail out if we cannot codegen a loop.
2181 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2183 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
2184 code generation with gloog_error.
2186 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2188 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
2189 Call fold_convert on all the returned values.
2190 (expand_scalar_variables_expr): Pass to
2191 expand_scalar_variables_ssa_name the type of the resulting expression.
2193 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2195 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
2196 ppl_min_for_le_pointset.
2197 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
2198 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
2200 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2202 * graphite-dependences.c (map_into_dep_poly): Removed.
2203 (dependence_polyhedron_1): Use combine_context_id_scat.
2205 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2207 * graphite-poly.h (struct poly_scattering): Add layout documentation.
2208 (struct poly_bb): Same.
2209 (combine_context_id_scat): New.
2211 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2214 * sese.c (name_defined_in_loop_p): Return false for default
2217 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2219 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
2220 and clean up the logic.
2222 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2224 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
2227 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2229 * var-tracking.c (remove_cselib_value_chains): Define only for
2231 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
2232 delete_slot_part, emit_notes_for_differences_1): Don't call
2233 remove_cselib_value_chains here.
2234 (set_slot_part, emit_notes_for_differences_2): Don't call
2235 add_cselib_value_chains here.
2236 (preserved_values): New vector.
2237 (preserve_value): New function.
2238 (add_uses, add_stores, vt_add_function_parameters): Use it
2239 instead of cselib_preserve_value.
2240 (changed_values_stack): New vector.
2241 (check_changed_vars_0): New function.
2242 (check_changed_vars_1, check_changed_vars_2): Use it.
2243 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
2244 changed_values_stack VALUEs.
2245 (vt_emit_notes): For all preserved_values call
2246 add_cselib_value_chains. If ENABLE_CHECKING call
2247 remove_cselib_value_chains before verifying value_chains is empty.
2248 Initialize and free changed_values_stack.
2249 (vt_initialize): Initialize preserved_values.
2250 (vt_finalize): Free preserved_values.
2252 2010-03-08 Richard Guenther <rguenther@suse.de>
2254 PR tree-optimization/43269
2255 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
2258 2010-03-08 Martin Jambor <mjambor@suse.cz>
2260 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
2261 (ipa_is_param_called): Removed.
2262 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
2263 (ipa_print_node_params): Do not print the called flag.
2264 (ipa_write_node_info): Do not stream the called flag.
2265 (ipa_read_node_info): Likewise.
2267 2010-03-07 Jakub Jelinek <jakub@redhat.com>
2270 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
2271 * cselib.c (struct expand_value_data): Add dummy field.
2272 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
2274 (cselib_dummy_expand_value_rtx_cb): New function.
2275 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
2277 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
2278 * var-tracking.c: Include pointer-set.h.
2279 (variable): Change n_var_parts to char from int. Add
2280 cur_loc_changed and in_changed_variables fields.
2281 (variable_canonicalize): Remove.
2282 (shared_var_p): New inline function.
2283 (unshare_variable): Maintain cur_loc_changed and
2284 in_changed_variables fields. If var was in changed_variables,
2285 replace it there with new_var. Just copy cur_loc instead of
2286 resetting it to something else.
2287 (variable_union): Don't recompute cur_loc. Use shared_var_p.
2288 (dataflow_set_union): Don't call variable_canonicalize.
2289 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
2290 of their DEBUG_EXPR_TREE_DECLs.
2291 (canonicalize_loc_order_check): Verify that cur_loc is NULL
2292 and in_changed_variables and cur_loc_changed is false.
2293 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
2294 and cur_loc_changed. Don't update cur_loc here.
2295 (variable_merge_over_src): Don't call variable_canonicalize.
2296 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
2297 removing loc that is equal to cur_loc, clear cur_loc,
2298 set cur_loc_changed and ensure variable_was_changed is called.
2299 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
2300 compare pointers in cur_loc check, if it is equal to loc,
2301 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
2302 (variable_different_p): Remove compare_current_location argument,
2303 don't compare cur_loc.
2304 (dataflow_set_different_1): Adjust variable_different_p caller.
2305 (variable_was_changed): If dv had some var in changed_variables
2306 already, reset in_changed_variables flag for it and propagate
2307 cur_loc_changed over to the new variable. On empty var
2308 always set cur_loc_changed. Set in_changed_variables on whatever
2309 var is added to changed_variables.
2310 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
2311 Use shared_var_p. When removing loc that is equal to cur_loc,
2312 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
2313 end, don't set it to something else, just call variable_was_changed.
2314 (delete_slot_part): Use shared_var_p. When cur_loc equals to
2315 loc being removed, clear cur_loc and set cur_loc_changed.
2316 Set cur_loc_changed if all locations have been removed.
2317 (struct expand_loc_callback_data): New type.
2318 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
2319 allocated. Always create SUBREGs if simplify_subreg failed.
2320 Prefer to use cur_loc, when that fails and still in
2321 changed_variables (and seen first time) recompute it. Set
2322 cur_loc_changed of variables which had to change cur_loc and
2323 compute elcd->cur_loc_changed if any of the subexpressions used
2324 had to change cur_loc.
2325 (vt_expand_loc): Adjust to pass arguments in
2326 expand_loc_callback_data structure.
2327 (vt_expand_loc_dummy): New function.
2328 (emitted_notes): New variable.
2329 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
2330 that weren't used for any other decl in current
2331 emit_notes_for_changes call call vt_expand_loc_dummy to update
2332 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
2333 first loc_chain location if NULL before. Always use just
2334 cur_loc instead of first loc_chain location. When cur_loc_changed
2335 is false, when not --enable-checking=rtl just don't emit any note.
2336 When rtl checking, compute the note and assert it is the same
2337 as previous note. Clear cur_loc_changed and in_changed_variables
2338 at the end before removing from changed_variables.
2339 (check_changed_vars_3): New function.
2340 (emit_notes_for_changes): Traverse changed_vars to call
2341 check_changed_vars_3 on each changed var.
2342 (emit_notes_for_differences_1): Clear cur_loc_changed and
2343 in_changed_variables. Recompute cur_loc of new_var.
2344 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
2345 (vt_emit_notes): Initialize and destroy emitted_notes.
2347 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
2349 PR rtl-optimization/42220
2350 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
2351 Use verify_reg_tracked to determine if we should use OP_OUT rather
2353 (build_def_use): If we see an in-out operand for a register that we
2354 know nothing about, treat is an output if possible, fail the block if
2357 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2360 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
2363 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2366 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
2367 uses of relevant DEFs that are dead outside the loop too.
2369 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2371 * var-tracking.c (dataflow_set_merge): Swap src and src2.
2373 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2375 * var-tracking.c (values_to_unmark): New variable.
2376 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2377 values_to_unmark vector. Moved body to...
2378 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2379 instead queue it into values_to_unmark vector.
2380 (vt_find_locations): Free values_to_unmark vector.
2382 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
2384 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
2385 (site.exp): Export them when plugins are enabled.
2387 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
2390 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
2392 (chrec_fold_multiply): Same.
2394 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2397 * c-decl.c (build_compound_literal): Return early if init is
2400 2010-03-04 Martin Jambor <mjambor@suse.cz>
2402 PR tree-optimization/43164
2403 PR tree-optimization/43191
2404 * tree-sra.c (type_consists_of_records_p): Reject records with
2405 zero-size bit-fields at the end.
2407 2010-03-04 Mike Stump <mikestump@comcast.net>
2409 * Makefile.in (TAGS): Remove *.y.
2411 2010-03-04 Richard Guenther <rguenther@suse.de>
2413 PR tree-optimization/40761
2414 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
2416 (my_rev_post_order_compute): New function.
2417 (init_pre): Call it.
2419 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
2422 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
2423 decrease the cost of an IV candidate when the cost is infinite.
2425 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2427 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
2428 Use '3DNow!' for the extension of that name, ensure normal space
2430 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2432 2010-03-03 Jeff Law <law@redhat.com>
2434 * PR middle-end/32693
2435 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
2436 than gen_rtx_SUBREG.
2437 (extract_bit_field_1): Likewise.
2439 2010-03-03 Janis Johnson <janis187@us.ibm.com>
2441 * doc/sourcebuild.texi (Test directives): Document that arguments
2442 include-opts and exclude-opts are now optional for dg-skip-if,
2443 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
2445 2010-03-03 Jason Merrill <jason@redhat.com>
2448 * cgraph.h (varpool_node): Add extra_name field.
2449 * varpool.c (varpool_extra_name_alias): New.
2450 (varpool_assemble_decl): Emit extra name aliases.
2451 (varpool_mark_needed_node): Look past an extra name alias.
2452 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
2453 * lto-streamer-in.c (lto_input_tree): Read it.
2454 * lto-streamer-out.c (output_unreferenced_globals): Write it.
2456 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
2458 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
2459 (sparc*-*-solaris2*): ...this.
2461 2010-03-03 Jakub Jelinek <jakub@redhat.com>
2464 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
2465 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
2466 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
2467 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
2470 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
2471 fallthrough to default handling, just with want_address 0 instead of 2.
2472 For single element lists, add_AT_loc directly, otherwise create an
2473 artificial variable DIE and stick location list to it.
2476 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
2477 (VAL_EXPR_HAS_REVERSE): Define.
2478 (reverse_op): New function.
2479 (add_stores): For reversible operations add an extra MO_VAL_USE.
2481 2010-03-02 Jason Merrill <jason@redhat.com>
2483 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
2485 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
2487 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
2488 (sparc64-*-linux*): Likewise.
2489 (sparc64-*-solaris2*): Include assembler files before linker ones.
2490 (sparc-*-solaris2*): Simplify and reorder to match previous case.
2491 * config/sparc/gas.h: Delete.
2492 * config/sparc/sol2-64.h: Add copyright notice.
2493 * config/sparc/sol2-gas-bi.h: Likewise.
2494 * config/sparc/sol2-gld.h: Likewise.
2495 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
2496 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
2497 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
2498 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
2499 (sparc_elf_asm_named_section): Rename into...
2500 (sparc_solaris_elf_asm_named_section): ...this. Always define.
2502 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
2504 * config/alpha/alpha.c (override_options): Fix -mtune error message.
2506 2010-03-02 Jeff Law <law@redhat.com>
2509 * reload1.c (rtx_p, substitute_stack): Declare.
2510 (substitute): Record addresses of changed rtxs.
2511 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
2512 Restore the original rtx when complete.
2513 (reload): Free subsitute_stack when complete.
2515 2010-03-02 Janis Johnson <janis187@us.ibm.com>
2517 * doc/gccint.texi (menu): Add Testsuites as a chapter.
2518 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
2520 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
2521 LTO Testing, gcov Testing, profopt Testing, compat Testing,
2522 Torture Tests): Change from subsection to section.
2524 2010-03-02 Jakub Jelinek <jakub@redhat.com>
2525 Steven Bosscher <steven@gcc.gnu.org>
2527 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
2530 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
2533 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
2534 the assignment from the new induction variable to the assignment
2535 of the value from the original loop PHI function.
2537 2010-03-01 Janis Johnson <janis187@us.ibm.com>
2538 Daniel Jacobowitz <dan@codesourcery.com>
2540 * doc/sourcebuild.texi (Test directives): Clarify options to
2543 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2545 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
2546 Disable cfi directives unless GCC and gas agree on using read-only
2547 .eh_frame sections for 64-bit.
2548 * configure: Regenerate.
2550 2010-03-01 Richard Guenther <rguenther@suse.de>
2552 PR tree-optimization/43220
2553 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
2554 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
2556 2010-03-01 Richard Guenther <rguenther@suse.de>
2557 Martin Jambor <mjambor@suse.cz>
2560 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
2561 gimplified parameters.
2563 2010-03-01 Christian Bruel <christian.bruel@st.com>
2565 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
2567 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
2569 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
2571 2010-03-01 Richard Guenther <rguenther@suse.de>
2574 * expr.c (expand_assignment): Use the alias-oracle to tell
2575 if the rhs aliases the result decl.
2577 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2580 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
2581 to sol_gt_pch_get_address.
2582 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
2583 64-bit, SPARC and x86.
2584 (sol_gt_pch_get_address): New function.
2586 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
2588 * toplev.h (inform_n, error_n): Declare.
2589 * diagnostic.c (inform_n, error_n): New function.
2591 2010-03-01 Jakub Jelinek <jakub@redhat.com>
2593 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
2594 has no rtl yet when processing local_decls, queue it and recheck
2595 if deferred stack allocation hasn't assigned it rtl.
2597 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2599 * config/sh/sh.c (unspec_bbr_uid): New.
2600 (gen_block_redirect): Use it instead of INSN_UID.
2601 (gen_far_branch): Likewise.
2603 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
2605 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
2606 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
2608 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2610 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
2611 (Warning Options): -Wno-conversion-null is valid for
2612 Objective-C++ as well.
2613 * doc/tm.texi (Named Address Spaces): Likewise.
2614 * doc/plugins.texi (Plugins): Replace TABs with spaces.
2615 * doc/tree-ssa.texi (Tree SSA): Likewise.
2617 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2620 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
2621 by default. Don't set the default arch for
2622 i[34567]86-*-darwin*|x86_64-*-darwin*.
2624 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2627 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
2628 default. Set the default 32bit/64bit archs with $with_arch
2629 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
2631 2010-02-27 Richard Guenther <rguenther@suse.de>
2633 PR tree-optimization/43186
2634 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
2635 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
2636 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
2637 unroller iterations.
2639 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2641 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
2642 required and i[34567]86-*-* targets don't support 64bit ISA.
2644 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
2647 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2650 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2652 * config.gcc: Set the default arch at least to Prescott for
2653 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
2654 if SSE math is enabled.
2656 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2658 * diagnostic.c (diagnostic_initialize): Update.
2659 (diagnostic_report_diagnostic): Test inhibit_notes_p for
2661 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
2662 (diagnostic_inhibit_notes): New.
2663 * toplev.c (process_options): inhibit notes with -fcompare-debug.
2665 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2668 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
2669 * doc/standards.texi: Likewise.
2670 * doc/extend.texi: Likewise.
2671 * doc/trouble.texi: Likewise.
2672 * doc/cppopts.texi: Likewise.
2673 * doc/install.texi: Likewise.
2674 * c.opt (std=c90,std=gnu90): New options.
2675 * c-opts.c (c_common_handle_option): Handle them.
2677 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2680 * c-decl.c (undeclared_variable): Use an informative note.
2682 2010-02-26 Richard Guenther <rguenther@suse.de>
2684 PR tree-optimization/43186
2685 * gimple.h (gimple_fold): Remove.
2686 * gimple.c (gimple_fold): Remove. Inline into single user ...
2687 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
2688 Try harder for conditions.
2690 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2693 * function.c (used_types_insert): Don't skip through named pointer
2694 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
2695 and it is different from the main variant's type.
2697 2010-02-26 Nick Clifton <nickc@redhat.com>
2699 * config/rx/rx.md (sminsi3): Remove bogus alternative.
2701 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2703 * config.gcc: Support --with-fpmath=sse for x86.
2705 * config/i386/ssemath.h: New.
2707 * doc/install.texi (--with-fpmath=sse): Documented.
2709 2010-02-26 Richard Guenther <rguenther@suse.de>
2711 PR tree-optimization/43188
2712 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
2713 vector types of over-aligned element type.
2715 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
2718 * config/i386/i386.c (expand_vec_perm_blend): Use correct
2719 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
2721 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
2723 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
2725 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2727 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
2728 * var-tracking.c: Include diagnostic.h.
2729 (debug_dv): New function.
2730 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
2733 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
2734 (add_value_chain, add_value_chains, remove_value_chain,
2735 remove_value_chains): Handle DEBUG_EXPRs.
2736 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
2739 * regcprop.c (struct queued_debug_insn_change): New type.
2740 (struct value_data_entry): Add debug_insn_changes field.
2741 (struct value_data): Add n_debug_insn_changes field.
2742 (debug_insn_changes_pool): New variable.
2743 (free_debug_insn_changes, apply_debug_insn_changes,
2744 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
2745 (kill_value_one_regno): Call free_debug_insn_changes if needed.
2746 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
2748 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
2750 (copyprop_hardreg_forward_1): Don't call apply_change_group for
2751 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
2752 changes, call cprop_find_used_regs via note_stores.
2753 (copyprop_hardreg_forward): When copying vd from predecessor
2754 which has any queued DEBUG_INSN changes, make sure the pointers are
2755 cleared. At the end call df_analyze and then if there are any
2756 DEBUG_INSN changes queued at the end of some basic block for still
2757 live registers, apply them.
2758 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
2760 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
2762 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
2765 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
2767 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
2768 targets. Set the default with_cpu/with_arch from arch/cpu.
2769 Allow x86-64 and native for with_cpu/with_arch.
2771 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
2773 * ebitmap.c: Change calls to verify_popcount with calls to
2774 sbitmap_verify_popcount.
2775 (ebitmap_clear_bit): Fixed map->cacheindex test and
2776 map>cache update when bit clearing results in an empty
2779 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2782 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
2783 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
2784 and support both V2DF and V2DI modes.
2785 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
2786 support both V2DF and V2DI modes.
2787 (general): Delete trailing whitespace from a few patterns.
2789 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2790 V2DF/V2DI interleave high/low builtins.
2792 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
2795 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
2796 interleave high/low functions.
2798 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
2800 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
2801 #pragma extern_prefix.
2803 2010-02-25 Jakub Jelinek <jakub@redhat.com>
2806 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
2807 BLKmode, assert op0 is a MEM and just adjust its mode.
2810 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
2811 if bitpos isn't multiple of mode's bitsize.
2813 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2815 * c.opt (-ftemplate-depth=): New.
2816 (-ftemplate-depth-): Deprecate.
2817 * optc-gen.awk: Handle -ftemplate-depth=.
2818 * opth-gen.awk: Likewise.
2819 * c-opts.c (c_common_handle_option): Likewise.
2820 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
2822 2010-02-24 Jason Merrill <jason@redhat.com>
2824 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
2826 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2828 * cfg.c (alloc_aux_for_block): Remove inline.
2829 (alloc_aux_for_edge): Likewise.
2831 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2833 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
2835 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2837 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
2838 * config/i386/sol2-gas.h: New file.
2839 * config.gcc (i[34567]86-*-solaris2*): Use it.
2841 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2844 * c-typeck.c (ep_convert_and_check): New.
2845 (build_conditional_expr): Use it.
2846 (build_binary_op): Likewise.
2848 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2850 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2853 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2854 bounds even for -O+.
2855 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2856 expr needs to have DECL_NAME set.
2858 2010-02-24 Nick Clifton <nickc@redhat.com>
2860 * config/mep/mep.c: Include gimple.h.
2861 (mep_function_uses_sp): Delete unused function.
2862 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
2863 parameters. Use unsigned integers to count args. Return a
2864 NULL_RTX instead of an error_mark_node. Toidy up formatting.
2866 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2869 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
2870 greater or equal to nelt instead of 2 * nelt.
2871 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
2874 2010-02-23 Jason Merrill <jason@redhat.com>
2877 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
2878 in cfun->local_decls even if they have register types.
2881 * stor-layout.c (place_field): Don't warn about unnecessary
2882 DECL_PACKED if the type is packed.
2884 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2887 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
2888 GOTOFF relocs, even when the base reg isn't pic pointer.
2890 2010-02-23 Michael Matz <matz@suse.de>
2893 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
2894 (expand_gimple_basic_block): Generate and use debug temps if there
2895 are debug uses left after the last real use of TERed ssa names.
2896 Unlink debug immediate uses when they are expanded.
2898 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2901 * config/i386/i386.c (override_options): Reorganise to provide
2902 better error messages.
2904 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2907 * graphite-scop-detection.c (create_single_exit_edge): Move
2908 the call to find_single_exit_edge to....
2909 (create_sese_edges): ...here. Don't handle multiple edges
2910 exiting the function.
2911 (build_graphite_scops): Don't handle multiple edges
2912 exiting the function.
2914 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2917 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
2918 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
2920 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2923 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
2925 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2928 * c-typeck.c (convert_arguments): Print declaration location.
2929 * c-common.c (validate_nargs): Rename as
2930 builtin_function_validate_nargs.
2931 (check_builtin_function_arguments): Update.
2933 2010-02-22 Richard Guenther <rguenther@suse.de>
2936 * tree-inline.c (declare_return_variable): Use the type of
2937 the call stmt lhs if available.
2939 2010-02-22 Duncan Sands <baldrick@free.fr>
2941 * passes.c (register_pass): Always consider all pass lists when
2942 ref_pass_instance_number is zero.
2944 2010-02-22 Richard Guenther <rguenther@suse.de>
2946 PR tree-optimization/42749
2947 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
2948 parameter. Do arithmetic in the original type.
2949 (update_accumulator_with_ops): Likewise.
2950 (adjust_accumulator_values): Adjust.
2952 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2954 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
2955 (QI to BLKmode splitter): New splitter.
2957 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
2959 * config/i386/i386.c (initial_ix86_tune_features): Turn on
2960 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
2962 2010-02-22 Richard Guenther <rguenther@suse.de>
2964 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
2966 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
2968 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
2969 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
2970 ($(T)crti.o, $(T)crtn.o): Remove rules.
2972 2010-02-21 Tobias Burnus <burnus@net-b.de>
2975 * doc/invoke.texi (-fassociative-math): Document that this
2976 option is automatically enabled for Fortran.
2978 2010-02-20 David S. Miller <davem@davemloft.net>
2980 * configure.ac: Test if linker and assembler properly support
2981 GOTDATA_OP relocations.
2982 * configure: Rebuild.
2983 * config.in: Likewise.
2984 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
2985 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
2986 (movsi_high_pic): Likewise.
2987 (movdi_lo_sum_pic): Likewise.
2988 (movdi_high_pic): Likewise.
2989 (movsi_pic_gotdata_op): New pattern.
2990 (movdi_pic_gotdata_op): Likewise.
2991 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
2992 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
2994 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
2997 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
2998 attribute to ssemul.
2999 (xop_mulv2div2di3_high): Ditto.
3001 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3004 * c.opt (Wconversion-null): New option.
3005 * doc/invoke.texi (Wconversion-null): Document.
3007 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3009 * common.opt (Wlarger-than-): Add Undocumented.
3011 2010-02-19 Mike Stump <mikestump@comcast.net>
3013 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
3015 2010-02-19 Jason Merrill <jason@redhat.com>
3018 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
3019 * configure: Likewise.
3021 2010-02-20 Alan Modra <amodra@gmail.com>
3024 * cgraph.h (cgraph_make_decl_local): Declare.
3025 * cgraph.c (cgraph_make_decl_local): New function.
3026 (cgraph_make_node_local): Use it.
3027 * cgraphunit.c (cgraph_function_versioning): Likewise.
3028 * ipa.c (function_and_variable_visibility): Likewise.
3030 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3033 * except.c (sjlj_emit_function_enter): Don't call
3034 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
3036 * rtl.h (add_reg_br_prob_note): Remove prototype.
3038 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3041 * c-common.c (conversion_warning): Remove widening conversions
3042 before checking the conversion of integers to reals.
3044 2010-02-19 Mike Stump <mikestump@comcast.net>
3047 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
3050 * cgraphunit.c (process_function_and_variable_attributes): Check
3051 DECL_PRESERVE_P instead of looking up attribute "used".
3052 * ipa-pure-const.c (check_decl): Likewise.
3053 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
3054 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
3055 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
3056 instead of attribute "used".
3057 * config/sol2-c.c (solaris_pragma_init): Likewise.
3058 (solaris_pragma_fini): Likewise.
3060 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3062 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
3063 Use XCNEW instead of xcalloc.
3064 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
3065 XNEW instead of xmalloc.
3066 (get_fields): Use XNEWVEC instead of xmalloc.
3069 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
3070 populate vars array.
3071 (create_new_general_access): For debug stmts just reset value.
3072 (get_stmt_accesses): For accesses within debug stmts just record them
3073 using add_access_to_acc_sites instead of preventing the peeling or
3074 counting them as accesses.
3077 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
3079 2010-02-19 Richard Guenther <rguenther@suse.de>
3081 PR tree-optimization/42916
3082 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
3085 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
3087 * configure.ac: Replace all uses of changequote in macro arguments
3088 with proper quoting.
3090 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3093 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
3095 2010-02-19 Richard Guenther <rguenther@suse.de>
3097 PR tree-optimization/42944
3098 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
3099 test for aliasing with errno.
3101 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3104 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
3105 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
3106 * dojump.c: Include output.h.
3107 (inv): New inline function.
3108 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
3109 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
3110 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
3111 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
3112 argument, pass it down to other calls.
3113 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
3114 add REG_BR_PROB note to the conditional jump.
3115 * cfgexpand.c (add_reg_br_prob_note): Removed.
3116 (expand_gimple_cond): Don't call it, add the probability
3117 as last argument to jumpif_1/jumpifnot_1.
3118 * Makefile.in (dojump.o): Depend on output.h.
3119 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
3121 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
3122 * stmt.c (do_jump_if_equal): Likewise.
3123 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
3124 * loop-unswitch.c (compare_and_jump_seq): Likewise.
3125 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
3127 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
3128 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
3129 jumpifnot_1 callers.
3130 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
3132 (store_expr): Adjust jumpifnot caller.
3133 (store_constructor): Adjust jumpif caller.
3136 * gimplify.c (gimple_boolify): For __builtin_expect call
3137 gimple_boolify also on its first argument.
3139 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
3141 * configure.ac (gnu-unique-object): Wrap regexps using [] in
3143 (__stack_chk_fail): Ditto. Remove quadrigraphs.
3144 * configure: Regenerated.
3146 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3148 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
3149 lang_hooks.types_compatible_p instead of comptypes.
3151 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
3153 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
3154 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
3155 if __prefer_thumb__ is defined.
3157 2010-02-18 Martin Jambor <mjambor@suse.cz>
3159 PR tree-optimization/43066
3160 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
3161 array with zero-sized element type.
3163 2010-02-18 Jakub Jelinek <jakub@redhat.com>
3165 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
3166 rtx, allocate struct var_loc_node here and return it to the
3167 caller, and only if it is actually needed.
3168 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
3169 move it earlier and return immediately if it returns NULL.
3171 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
3173 * config/sparc/gas.h: New file. Restore
3174 TARGET_ASM_NAMED_SECTION to its ELF default.
3175 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
3177 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3178 Likewise. Add ATTRIBUTE_UNUSED to prototype.
3179 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
3180 after sparc/sysv4.h.
3182 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
3184 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
3186 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
3188 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
3189 patterns from predicated pattern.
3191 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
3194 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
3195 for insn mnemonic suffix.
3197 2010-02-17 Richard Guenther <rguenther@suse.de>
3199 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
3202 2010-02-17 Jakub Jelinek <jakub@redhat.com>
3205 * caller-save.c (save_call_clobbered_regs): If BB ends with
3206 a DEBUG_INSN, move any notes in between last real insn and the last
3207 DEBUG_INSN after the last DEBUG_INSN.
3209 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
3211 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
3212 Fix return type. Fix argument type. Explain meaning of return value.
3214 2010-02-16 Richard Guenther <rguenther@suse.de>
3216 PR tree-optimization/41043
3217 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
3218 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
3220 (vrp_visit_phi_node): ... but only for loop PHI nodes.
3222 2010-02-16 Ira Rosen <irar@il.ibm.com>
3224 PR tree-optimization/43074
3225 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
3226 * tree-vect-loop.c (vect_analyze_loop_operations): Add
3227 vectorizable cycles in hybrid SLP check.
3228 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
3230 2010-02-16 Richard Guenther <rguenther@suse.de>
3232 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
3233 (true_dependence): If memrefs_conflict_p computes must-alias
3234 trust it. Move TBAA check after offset-based disambiguation.
3235 (canon_true_dependence): Likewise.
3237 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
3239 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
3240 * doc/invoke.texi: Document it.
3241 * var-tracking.c: Include toplev.h and params.h.
3242 (vt_find_locations): Return bool indicating success. Compute
3243 hash sizes unconditionally. Check new parameter, report.
3244 (variable_tracking_main_1): Check vt_find_locations results and
3245 retry. Renamed from...
3246 (variable_tracking_main): ... this. New wrapper to preserve
3247 flag_var_tracking_assignments.
3248 * Makefile.in (var-tracking.o): Adjust dependencies.
3250 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
3251 Jakub Jelinek <jakub@redhat.com>
3254 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
3255 if weak_import attribute is present.
3256 * config/darwin.c (machopic_select_section): Likewise.
3258 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
3260 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
3261 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
3262 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
3263 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
3265 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
3267 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3270 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
3271 Rewrite text to refer to the names.
3273 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
3275 * config/i386/i386-builtin-types.def
3276 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
3277 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
3278 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
3279 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
3280 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
3281 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
3282 IX86_BUILTIN_VPERMIL2PS256.
3283 (MULTI_ARG_4_DF2_DI_I): Defined.
3284 (MULTI_ARG_4_DF2_DI_I1): Defined.
3285 (MULTI_ARG_4_SF2_SI_I): Defined.
3286 (MULTI_ARG_4_SF2_SI_I1): Defined.
3287 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
3288 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
3289 __builtin_ia32_vpermil2ps256.
3290 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3291 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3292 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
3293 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3294 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3295 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
3296 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
3297 CODE_FOR_xop_vpermil2v8sf3.
3298 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
3299 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
3300 * config/i386/xopintrin.h (_mm_permute2_pd): New.
3301 (_mm256_permute2_pd): New.
3302 (_mm_permute2_ps): New.
3303 (_mm256_permute2_ps): New.
3305 2010-02-15 Nick Clifton <nickc@redhat.com>
3307 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
3308 boolean parameters. Use emit_jump_insn when emitting a pop
3309 instruction containing a return insn.
3310 (push): Use 'true' rather than '1' as second parameter to F.
3311 (h8300_expand_prologue): Likewise.
3312 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
3313 (h8300_expand_epilogue): Likewise.
3315 2010-02-15 Richard Guenther <rguenther@suse.de>
3318 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
3321 2010-02-15 Nick Clifton <nickc@redhat.com>
3323 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
3326 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
3328 * intl.c (fake_ngettext): New function.
3329 * intl.h (fake_ngettext): Declare.
3330 (ngettext): Define macro.
3331 * collect2.c (notice_translated): New function.
3332 (main): Use notice_translated and ngettext.
3333 * collect2.h (notice_translated): Declare.
3335 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
3337 * reorg.c (delete_computation): Comment fixes.
3338 * caller-save.c (setup_save_areas): Idem.
3339 * sel-sched-dump.c (dump_lv_set): Idem.
3342 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3344 * config/s390/s390.c (s390_sched_init): New function.
3345 (TARGET_SCHED_INIT): Target hook defined.
3347 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
3348 Jack Howarth <howarth@bromo.med.uc.edu>
3349 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3352 Partial revert of unintended change in fix for PR41605.
3353 * config/darwin.h: Fix typo.
3354 * config/darwin9.h: Same.
3356 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3358 * c-pch.c (pch_init): Clear v.
3360 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3363 * graphite-scop-detection.c (graphite_can_represent_scev): Call
3364 graphite_can_represent_init for MULT_EXPR.
3366 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3370 * graphite-sese-to-poly.c (remove_phi): New.
3371 (translate_scalar_reduction_to_array): Call remove_phi.
3373 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3376 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
3377 * graphite-clast-to-gimple.h (gloog): Update declaration.
3378 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
3379 * graphite-poly.h (struct poly_bb): Add missing comments.
3380 (struct scop): Add poly_scop_p field.
3382 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
3383 * graphite.c (graphite_transform_loops): Build the polyhedral
3384 representation for each scop before code generation.
3385 * sese.c (rename_variables_in_operand): Removed.
3386 (rename_variables_in_expr): Return the renamed expression.
3387 (rename_sese_parameters): New.
3388 * sese.h (rename_sese_parameters): Declared.
3390 2010-02-11 Richard Guenther <rguenther@suse.de>
3392 PR tree-optimization/42998
3393 * tree-ssa-pre.c (create_expression_by_pieces): Treat
3394 POINTER_PLUS_EXPR properly.
3396 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3397 Changpeng Fang <changpeng.fang@amd.com>
3400 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
3401 the cost of an IV candidate when the IV is used in a test against zero.
3403 * gcc.dg/tree-ssa/ivopts-3.c: New.
3405 2010-02-11 Richard Guenther <rguenther@suse.de>
3408 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
3409 pointer-vs-decl case by swapping refs. Handle some cases
3410 of pointer-vs-decl disambiguations more conservatively.
3411 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
3412 to false after expanding.
3414 2010-02-11 Richard Guenther <rguenther@suse.de>
3417 * gcc.c (process_command): Handle LTO file@offset case more
3420 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3422 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
3423 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
3425 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
3427 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
3428 if MEM's mode size isn't DWARF2_ADDR_SIZE.
3429 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
3430 Optimize eq/ne comparisons when both arguments are known to be
3432 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
3433 Don't mask operands unnecessarily if they are known to be already
3436 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
3438 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
3441 2010-02-10 Richard Guenther <rguenther@suse.de>
3443 PR tree-optimization/43017
3444 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
3445 for wrapping signed arithmetic.
3447 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3450 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
3451 if no debug info should be emitted for it.
3453 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3455 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
3456 note when flag_exceptions is set.
3458 2010-02-10 Duncan Sands <baldrick@free.fr>
3460 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
3462 2010-02-10 Richard Guenther <rguenther@suse.de>
3465 * tree.c (get_unwidened): Handle constants.
3466 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
3468 2010-02-10 Martin Jambor <mjambor@suse.cz>
3471 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
3472 check for variable argument counts independently.
3474 2010-02-10 Christian Bruel <christian.bruel@st.com>
3477 * config/sh/sh.c (find_barrier): Increase length for non delayed
3478 conditional branches.
3480 2010-02-10 Christian Bruel <christian.bruel@st.com>
3482 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
3484 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3486 * builtins.c (set_builtin_user_assembler_name): Also handle
3487 ffs if int is smaller than word.
3489 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
3492 * ira-conflicts.c (get_dup): Remove.
3493 (process_reg_shuffles): Add new parameter. Use it as an
3494 additional guard for copy generation.
3495 (add_insn_allocno_copies): Rewrite.
3497 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
3499 * common.opt (fsched2-use-traces): Preserved for backward
3501 * doc/invoke.texi: Remove the documentation about option
3502 -fsched2-use-traces.
3503 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
3504 flag_sched2_use_traces.
3505 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
3506 the backward compatibility flag section.
3508 2010-02-09 Richard Guenther <rguenther@suse.de>
3510 PR tree-optimization/43008
3511 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
3512 make HEAP variables initialized from global memory if they
3513 are not known builtin functions.
3514 (find_func_aliases): Adjust.
3516 2010-02-09 Richard Guenther <rguenther@suse.de>
3518 PR tree-optimization/43000
3519 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
3520 arithmetic manually.
3522 2010-02-08 Jakub Jelinek <jakub@redhat.com>
3524 PR tree-optimization/42931
3525 * tree-loop-linear.c (try_interchange_loops): Don't call
3526 double_int_mul if estimated_loop_iterations failed.
3528 2010-02-08 Martin Jambor <mjambor@suse.cz>
3531 * tree-sra.c (build_accesses_from_assign): Do not mark in
3532 should_scalarize_away_bitmap if stmt has volatile ops.
3533 (sra_modify_assign): Do not process assigns piecemeal if if stmt
3536 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
3538 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
3540 2010-02-07 Adam Nemet <adambnmet@gmail.com>
3542 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
3545 2010-02-07 Andrew Pinski <pinskia@gmail.com>
3548 * df-core.c (df_finish_pass): Change type of saved_flags to int.
3550 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3553 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
3554 to unknown_dependence.
3555 (graphite_legal_transform_dr): Handle the unknown_dependence.
3556 (graphite_carried_dependence_level_k): Same.
3558 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3560 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
3562 2010-02-07 Richard Guenther <rguenther@suse.de>
3565 * expr.c (get_inner_reference): Always initialize *pbitsize.
3567 2010-02-07 Richard Guenther <rguenther@suse.de>
3570 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
3571 new ARRAY_REFs on variable size element or minimal index arrays.
3573 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
3574 gimple_fold_indirect_ref.
3576 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
3579 * arm.c (arm_override_options): Just return if the user has specified
3580 an invalid fpu name.
3582 2010-02-03 Jason Merrill <jason@redhat.com>
3585 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
3586 i386_pe_maybe_record_exported_symbol.
3588 2010-02-05 Steve Ellcey <sje@cup.hp.com>
3591 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3592 (pa_delegitimize_address): New function.
3594 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
3596 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
3597 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
3599 2010-02-05 Richard Guenther <rguenther@suse.de>
3602 * lto-streamer-in.c (get_resolution): Deal with references
3603 to undefined functions.
3605 2010-02-05 Richard Guenther <rguenther@suse.de>
3607 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
3608 (fold_const_aggregate_ref): Likewise.
3609 (ccp_fold_stmt): Substitute loads.
3610 (maybe_fold_reference): Verify types before substituting.
3612 (fold_gimple_assign): Unshare properly.
3613 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
3615 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
3617 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
3618 for rs6000_gen_cell_microcode.
3620 2010-02-04 Richard Guenther <rguenther@suse.de>
3622 PR rtl-optimization/42952
3623 * dse.c (const_or_frame_p): Remove MEM handling.
3625 2010-02-04 Nick Clifton <nickc@redhat.com>
3627 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
3628 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
3629 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
3630 (mn10300_asm_output_mi_thunk): New function.
3631 (mn10300_can_output_mu_thunk): New function.
3632 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
3633 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
3634 (FUNCTION_ARG): Delete incorrect comment.
3636 2010-02-03 Jason Merrill <jason@redhat.com>
3639 * fold-const.c (operand_equal_p): Handle erroneous types.
3641 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3643 * config/h8300/h8300.md (can_delay): Fix attibute condition.
3645 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
3647 PR rtl-optimization/42941
3648 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
3651 2010-02-03 Jason Merrill <jason@redhat.com>
3654 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
3656 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
3659 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
3660 (cselib_reset_table): Renamed from...
3661 (cselib_reset_table_with_next_value): ... this.
3662 (cselib_get_next_uid): Renamed from...
3663 (cselib_get_next_unknown_value): ... this.
3664 * cselib.c (next_uid): Renamed from...
3665 (next_unknown_value): ... this.
3666 (cselib_clear_table): Adjust.
3667 (cselib_reset_table): Adjust. Renamed from...
3668 (cselib_reset_table_with_next_value): ... this.
3669 (cselib_get_next_uid): Adjust. Renamed from...
3670 (cselib_get_next_unknown_value): ... this.
3671 (get_value_hash): Use hash.
3672 (cselib_hash_rtx): Likewise.
3673 (new_cselib_val): Adjust. Set and dump uid.
3674 (cselib_lookup_mem): Pass next_uid as hash.
3675 (cselib_subst_to_values): Likewise.
3676 (cselib_log_lookup): Dump uid.
3677 (cselib_lookup): Pass next_uid as hash. Adjust.
3678 (cselib_process_insn): Adjust.
3679 (cselib_init): Initialize next_uid.
3680 (cselib_finish): Adjust.
3681 (dump_cselib_table): Likewise.
3682 * dse.c (canon_address): Dump value uid.
3683 * print-rtl.c (print_rtx): Print value uid.
3684 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
3686 (dv_uid): New function, sort of renamed from...
3687 (dv_htab_hash): ... this, reimplemented in terms of it and...
3688 (dv_uid2hash): ... this. New.
3689 (variable_htab_eq): Drop excess assertions.
3690 (tie_break_pointers): Removed.
3691 (canon_value_cmp): Compare uids.
3692 (variable_post_merge_New_vals): Print uids.
3693 (vt_add_function_parameters): Adjust.
3694 (vt_initialize): Reset table. Adjust.
3696 2010-02-03 Richard Guenther <rguenther@suse.de>
3698 PR tree-optimization/42944
3699 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
3700 (call_may_clobber_ref_p_1): Likewise. Properly handle
3701 malloc and calloc clobbering errno.
3703 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
3705 * doc/invoke.texi: Fix name of sched1 dump.
3707 * opts.c (decode_options): Set flag_tree_switch_conversion
3708 only conditionally on optimize >= 2.
3710 * gcse.c: Assorted comment fixes in pass description.
3712 2010-02-03 Anthony Green <green@moxielogic.com>
3714 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
3715 nop padding in order to maintain alignment of storage location of
3716 target function address.
3717 (moxie_trampoline_init): Store target function address at newly
3719 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
3721 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
3723 2010-02-03 Richard Guenther <rguenther@suse.de>
3726 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
3728 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3730 * config.gcc: Reenable check for obsolete targets.
3731 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
3732 mips-sgi-irix6.[0-4]*.
3734 2010-02-02 Nick Clifton <nickc@redhat.com>
3736 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
3737 constant size of 4 as being the same as 0.
3738 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
3739 can take values in the range 0..4.
3741 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
3744 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
3745 as _darwin10_Unwind_FindEnclosingFunction().
3746 * libgcc-libsystem.ver: New.
3748 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
3751 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
3752 implicitly set registers.
3754 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
3756 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
3757 (arm_override_options): Allow automatic selection of the thread
3758 pointer register if thumb2.
3759 (legitimize_pic_address): Improve code sequences for Thumb2.
3760 (arm_call_tls_get_addr): Likewise.
3761 (legitimize_tls_address): Likewise.
3762 * arm.md (pic_load_addr_arm): Delete. Replace with ...
3763 (pic_load_addr_32bit): ... this. New named pattern.
3764 * thumb2.md (pic_load_addr_thumb2): Delete.
3765 (pic_load_dot_plus_four): Delete.
3766 (tls_load_dot_plus_four): New named pattern.
3768 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3771 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
3772 Document fix for TLS bug.
3774 2010-01-31 Richard Guenther <rguenther@suse.de>
3776 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
3777 conservatively correct.
3779 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3783 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3785 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3787 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3789 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
3791 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
3793 * config.gcc: Adjust order of makefile fragments for mingw targets.
3795 2010-01-31 Richard Guenther <rguenther@suse.de>
3798 * gimplify.c (gimplify_init_constructor): For volatile LHS
3799 initialize a temporary.
3801 2010-01-31 Matthias Klose <doko@ubuntu.com>
3803 * configure.ac: Fix __stack_chk_fail check for cross builds configured
3805 * configure: Regenerate.
3807 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
3809 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3810 the same alias set and their sizes different constantness.
3811 (aliasing_component_refs_p): Revert 2009-10-24 change.
3813 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3815 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
3818 2010-01-29 Richard Guenther <rguenther@suse.de>
3820 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
3821 Assert we successfully updated the call.
3823 2010-01-29 Jakub Jelinek <jakub@redhat.com>
3825 PR rtl-optimization/42889
3826 * df.h (df_set_bb_dirty_nonlr): New prototype.
3827 * df-core.c (df_set_bb_dirty_nonlr): New function.
3828 * df-scan.c (df_insn_rescan): Call it instead of
3829 df_set_bb_dirty for DEBUG_INSNs.
3831 2010-01-29 Richard Guenther <rguenther@suse.de>
3834 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
3835 quadratic behavior in most cases.
3837 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
3840 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
3841 in the call to gen_x86_movsicc_0_m1.
3843 2010-01-28 Richard Guenther <rguenther@suse.de>
3845 PR tree-optimization/42871
3846 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
3848 2010-01-28 Richard Guenther <rguenther@suse.de>
3850 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
3851 into call arguments.
3853 2010-01-28 Richard Guenther <rguenther@suse.de>
3856 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
3857 the forwarder if the destination is an EH landing pad.
3859 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
3861 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
3862 block list passed to gimple_duplicate_sese_tail.
3863 (parallelize_loops): Avoid parallelization when the function
3865 Avoid parallelization when the preheader is IRREDUCIBLE.
3866 Try to optimize when estimated_loop_iterations_int is unresolved.
3867 Add the loop's location to the dump file.
3868 * tree-cfg.c (add_phi_args_after_redirect): Remove.
3869 (gimple_duplicate_sese_tail): Remove the check for the latch.
3870 Redirect nexits to the exit block.
3871 Remove handling of the incoming edges to the latch.
3872 Redirect the backedge from the copied latch to the exit bb.
3874 2010-01-28 Michael Matz <matz@suse.de>
3877 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
3878 Wrap force_reg into a sequence, emit it before user.
3880 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
3882 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
3884 (arm_legacy_rev): Likewise.
3885 (thumb_legacy_rev): Likewise.
3887 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3889 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
3890 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
3891 on MEM's address failed, try avoid_constant_pool_reference and
3892 recurse if it returned something different.
3893 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
3894 address, try avoid_constant_pool_reference and recurse if it
3895 returned something different.
3896 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
3897 address and avoid_constant_pool_reference returned something
3898 different, don't set have_address.
3900 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
3903 * var-tracking.c (val_store): Add modified argument, obey it.
3905 (count_uses): Move down logging of main.
3906 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
3907 don't need resolution.
3908 (emit_notes_in_bb): Likewise.
3910 2010-01-27 Richard Guenther <rguenther@suse.de>
3913 * tree-inline.c (remap_decl): Delay remapping of SSA name
3914 default definitions until we need them.
3916 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3918 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3919 (rs6000_delegitimize_address): New function.
3921 * config/s390/s390.c (s390_delegitimize_address): Call
3922 delegitimize_mem_from_attrs.
3925 * tree-inline.c (cannot_copy_type_1): Removed.
3926 (copy_forbidden): Don't forbid copying of functions containing
3927 records/unions with variable length fields.
3929 2010-01-27 Christian Bruel <christian.bruel@st.com>
3933 * config/sh/sh.c (find_barrier): Increase length for non delayed
3934 conditional branches.
3936 2010-01-27 Matthias Klose <doko@ubuntu.com>
3938 * configure.ac (gnu-unique-object): Fix ldd version check.
3939 * configure: Regenerate.
3941 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3943 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
3945 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
3946 Test for HAVE_GNU_AS value.
3948 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3950 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
3951 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
3952 INT64_TYPE): Define.
3953 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
3954 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3955 INT_LEAST64_TYPE): Define.
3956 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
3957 UINT_LEAST64_TYPE): Define.
3958 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
3959 INT_FAST64_TYPE): Define.
3960 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3961 UINT_FAST64_TYPE): Define.
3962 (INTMAX_TYPE, UINTMAX_TYPE): Define.
3963 (INTPTR_TYPE, UINTPTR_TYPE): Define.
3964 (SIG_ATOMIC_TYPE): Define.
3966 2010-01-26 Richard Guenther <rguenther@suse.de>
3968 * df-scan.c (df_scan_set_bb_info): Remove assert.
3969 (df_insn_rescan_debug_internal): Merge asserts.
3970 (df_install_ref): Likewise.
3971 (df_mark_reg): Use bitmap_set_range.
3972 (df_hard_reg_used_p): Remove assert.
3973 (df_hard_reg_used_count): Likewise.
3975 2010-01-26 Richard Guenther <rguenther@suse.de>
3977 PR rtl-optimization/42685
3978 * web.c (web_main): Ignore DEBUG_INSNs.
3980 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
3982 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
3984 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
3985 Fix types of fndecl and arglist parameters.
3987 2010-01-26 Richard Guenther <rguenther@suse.de>
3990 * tree-eh.c (unsplit_eh): Skip debug insns.
3992 2010-01-26 Richard Guenther <rguenther@suse.de>
3994 PR tree-optimization/42250
3995 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
3997 2010-01-26 Jakub Jelinek <jakub@redhat.com>
4000 * omp-low.c (expand_omp_sections): Only use single_pred if
4001 l2_bb is single_pred_p.
4003 2010-01-25 Christian Bruel <christian.bruel@st.com>
4006 * config/sh/sh.c (find_barrier): Increase length for non delayed
4007 conditional branches.
4008 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
4010 2010-01-24 David S. Miller <davem@davemloft.net>
4012 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
4013 define if not using GAS.
4014 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4015 Likewise. Delete SECTION_MERGE code, which is only applicable
4018 2010-01-24 Mark Mitchell <mark@codesourcery.com>
4021 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
4022 mangling of va_list in system headers.
4024 2010-01-23 Toon Moene <toon@moene.org>
4026 * tree-predcom.c (combine_chains): Return NULL, not false.
4028 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
4030 * tree-loop-distribution.c (distribute_loop): Fix declaration and
4031 initialization of variable res to agree with return type.
4033 2010-01-22 Steve Ellcey <sje@cup.hp.com>
4035 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
4036 * tree-sra.c: Add include of expr.h.
4038 2010-01-22 Jakub Jelinek <jakub@redhat.com>
4040 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
4041 insert the debug stmt on the single non-EH edge from the stmt.
4043 2010-01-22 Richard Henderson <rth@redhat.com>
4046 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
4047 the RHS until after generate_subtree_copies has insertted its
4048 code before the current statement.
4050 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
4052 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
4054 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
4056 2010-01-21 Martin Jambor <mjambor@suse.cz>
4058 PR tree-optimization/42585
4059 * tree-sra.c (struct access): New field grp_total_scalarization.
4060 (dump_access): Dump the new field.
4061 (should_scalarize_away_bitmap): New variable.
4062 (cannot_scalarize_away_bitmap): Likewise.
4063 (sra_initialize): Allocate new bitmaps.
4064 (sra_deinitialize): Free new bitmaps.
4065 (create_access_1): New function.
4066 (create_access): Parts moved to create_access_1.
4067 (type_consists_of_records_p): New function.
4068 (completely_scalarize_record): Likewise.
4069 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
4070 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
4071 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
4073 (analyze_all_variable_accesses): Completely scalarize small eligible
4076 2010-01-21 Martin Jambor <mjambor@suse.cz>
4078 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
4080 2010-01-21 Andrew Haley <aph@redhat.com>
4082 * gcc.c (process_command): Move lang_specific_driver before
4083 setting cc_libexec_prefix.
4085 2010-01-21 Richard Guenther <rguenther@suse.de>
4088 * fold-const.c (negate_expr_p): Pretend only negative
4089 real constants are easily negatable.
4091 2010-01-20 Janis Johnson <janis187@us.ibm.com>
4092 Jason Merrill <jason@redhat.com>
4094 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
4095 (TYPE_TRANSPARENT_AGGR): this, for union and record.
4096 * calls.c (initialize argument_information): Handle it.
4097 * c-common.c (handle_transparent_union_attribute): Use new name.
4098 * c-decl.c (finish_struct): Ditto.
4099 * c-typeck.c (type_lists_compatible_p): Ditto.
4100 (convert_for_assignment): Use new name and also handle record.
4101 * function.c (aggregate_value_p): Handle it.
4102 (pass_by_reference): Ditto.
4103 (assign_parm_data_types): Ditto.
4104 * print-tree.c (print_node): Ditto.
4105 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
4106 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
4107 * tree.c (first_field): New fn.
4109 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
4112 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
4113 even when linking statically, for now.
4115 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4118 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
4119 without a cselib val.
4120 (count_uses): Accept MO_VAL_SET with no val on stores.
4121 (add_stores): Likewise.
4123 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4125 * var-tracking.c (check_value_val): Add a compile time assertion.
4126 (dv_is_decl_p): Simplify.
4127 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
4128 gcc_assert if ENABLE_CHECKING.
4130 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4133 * var-tracking.c: Include tree-flow.h.
4134 (mem_dies_at_call): New.
4135 (dataflow_set_preserve_mem_locs): Use it.
4136 (dataflow_set_remove_mem_locs): Likewise.
4137 (dump_var): Renamed from dump_variable. Adjust all callers.
4138 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
4139 * Makefile.in (var-tracking.o): Adjust deps.
4141 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
4143 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
4145 2010-01-20 Richard Guenther <rguenther@suse.de>
4147 PR tree-optimization/42717
4148 * tree-ssa-dce.c (get_live_post_dom): Remove.
4149 (forward_edge_to_pdom): Take an arbitrary edge to copy
4150 degenerate PHI args from.
4151 (remove_dead_stmt): Use the first post-dominator even if it
4152 does not contain live statements as redirection destination.
4154 2010-01-20 Richard Guenther <rguenther@suse.de>
4156 * tree-inline.c (estimate_num_insns): Handle EH builtins.
4158 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4160 * sel-sched.c (create_speculation_check): Remove set but not used
4162 (try_transformation_cache): Remove set but not used variable ds.
4163 (calculate_privileged_insns): Remove set but not used variables
4164 cur_insn and min_spec_insn.
4165 (find_best_expr): Remove set but not used variable avail_n.
4166 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
4168 * cgraphunit.c (assemble_thunk): Remove set but not used variable
4170 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
4171 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
4174 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
4177 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
4178 cpu types. Add support for *-sse3 cpu types.
4179 (x86_64-*-*): Ditto.
4181 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4184 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
4185 argument, call initializer_constant_valid_p_1 instead of
4186 initializer_constant_valid_p, pass CACHE to it, return NULL
4187 immediately if first call returns NULL.
4188 (initializer_constant_valid_p_1): New function.
4189 (initializer_constant_valid_p): Use it.
4191 2010-01-20 Thomas Quinot <quinot@adacore.com>
4193 * tree.def (PLACEHOLDER_EXPR): Fix comment.
4195 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4197 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
4198 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
4199 (loc_list_from_tree): Don't handle unsigned division. Handle
4200 signed modulo using DW_OP_{over,over,div,mul,minus}.
4201 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
4202 modulo instead of signed.
4204 2010-01-20 DJ Delorie <dj@redhat.com>
4206 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
4208 (h8300_emit_stack_adjustment): Propogate it.
4210 (h8300_expand_prologue): Likewise.
4211 (h8300_expand_epilogue): Likewise.
4213 2010-01-19 Michael Matz <matz@suse.de>
4215 PR tree-optimization/41783
4216 * tree-data-ref.c (toplevel): Include flags.h.
4217 (dump_data_dependence_relation): Also dump the inputs if the
4218 result will be unknown.
4219 (split_constant_offset_1): Look through some conversions.
4220 * tree-predcom.c (determine_roots_comp): Restart a new chain if
4221 the offset from last element is too large.
4222 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
4223 (reassociate_to_the_same_stmt): Handle vector registers.
4224 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
4226 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
4227 wide_prolog_niters argument, emit widening instructions.
4228 (vect_do_peeling_for_alignment): Adjust caller, use widened
4229 variant of the iteration cound.
4230 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
4232 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4235 * config/arm/neon-testgen.m (emit_automatics): New parameter
4236 features. Adjust for Fixed_return_reg feature.
4237 (test_intrinsic): Call emit_automatics with new feature.
4238 * config/arm/neon.ml: Update copyright years.
4239 (features): New Fixed_return_reg feature.
4240 (ops): Update feature for Vget_low.
4242 2010-01-19 Jakub Jelinek <jakub@redhat.com>
4244 PR tree-optimization/42719
4245 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
4249 * fwprop.c (all_uses_available_at): Return false if def_set dest
4250 is a REG that is used in def_insn.
4252 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
4254 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
4256 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
4259 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
4261 * target.h (struct gcc_target) <secondary_reload>: Change type
4262 of last argument to secondary_reload_info *.
4264 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
4267 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
4268 memory references with unaligned offsets. Remove CQImode handling.
4269 (unaligned_memory_operand): Return 1 for memory references with
4270 unaligned offsets. Remove CQImode handling.
4272 2010-01-18 Richard Guenther <rguenther@suse.de>
4275 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
4278 2010-01-18 Richard Guenther <rguenther@suse.de>
4280 PR tree-optimization/42781
4281 * tree-ssa-structalias.c (find_what_var_points_to): Skip
4282 restrict processing only if the original variable was artificial.
4284 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
4286 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
4287 find number of popped argument bytes.
4289 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
4290 Fix the text that describes the return value for invalid insns.
4292 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
4294 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
4295 Clarify what 'cost of the -dependence' is. Fix quoting.
4297 * toplev.c (default_get_pch_validity): Rename argument to "sz".
4298 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
4300 2010-01-17 Jakub Jelinek <jakub@redhat.com>
4302 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4303 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
4305 2010-01-17 Richard Guenther <rguenther@suse.de>
4308 * function.c (split_complex_args): Take a VEC to modify.
4309 (assign_parms_augmented_arg_list): Build a VEC instead of
4310 a chain of PARM_DECLs.
4311 (assign_parms_unsplit_complex): Take a VEC of arguments.
4312 Do not fixup unmodified parms.
4313 (assign_parms): Deal with the VEC.
4314 (gimplify_parameters): Likewise.
4316 2010-01-17 Richard Guenther <rguenther@suse.de>
4318 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
4319 node existence check.
4320 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
4321 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
4322 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
4323 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
4324 (gimple_execute_on_growing_pred): Likewise.
4326 2010-01-17 Richard Guenther <rguenther@suse.de>
4328 PR tree-optimization/42773
4329 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
4330 (compute_antic_aux): Likewise.
4331 (compute_partial_antic_aux): Likewise.
4333 2010-01-17 Jie Zhang <jie.zhang@analog.com>
4336 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
4339 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
4341 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
4344 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
4345 Fix markup for strict argument.
4347 (TARGET_SCHED_REORDER2): Fix argument types.
4349 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
4350 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
4352 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
4353 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
4355 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
4358 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
4359 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
4360 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
4361 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
4362 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
4364 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
4366 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
4368 (TARGET_ASM_RELOC_RW_MASK): Add return type.
4369 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
4371 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
4373 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
4376 (TARGET_ASM_NAMED_SECTION): Fix argument list.
4378 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
4379 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
4381 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
4383 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
4385 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
4386 referring to it. Fix language.
4388 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
4390 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
4392 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
4394 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
4396 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
4397 '@var{stream}. Remove stray 'and'.
4399 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
4401 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
4403 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
4405 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
4406 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
4408 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
4409 Fix description of return value.
4410 Rename argument "sz" to "len."
4412 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
4413 Clarify meaning of 'true' return value.
4415 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
4417 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
4418 rep_mode versus mode_rep.
4420 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
4422 (TARGET_BUILTIN_DECL): Fix name.
4424 (TARGET_COMMUTATIVE_P): Fix type of first argument.
4426 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
4428 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
4430 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
4432 (TARGET_RELAXED_ORDERING): Use @deftypevr.
4434 (TARGET_GET_DRAP_RTX): Note that this is a hook.
4437 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
4438 Rename argument tm_fn to md_fn.
4440 (TARGET_OPTION_PRINT): Fix argument list.
4442 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
4445 * config/i386/i386.c (ix86_fixup_binary_operands):
4446 Revert FMA4 fixup of operands.
4448 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4451 * Makefile.in (write_entries_to_file, install-plugin):
4452 Use \012 instead of \n with tr.
4454 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
4456 * configure.ac (HAVE_AS_REF): New C macro.
4457 * configure: Regenerate.
4458 * config.in: Likewise.
4459 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
4461 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
4464 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
4466 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
4468 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
4470 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
4472 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
4474 (TARGET_IN_SMALL_DATA_P): Fix argument type.
4476 (TARGET_BINDS_LOCAL_P): Fix argument type.
4478 (TARGET_ASM_FILE_END): Use prototype.
4480 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
4482 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
4484 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
4486 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
4488 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
4489 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
4491 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
4492 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
4494 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
4495 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4496 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
4497 (TARGET_ADDR_SPACE_CONVERT): Likewise.
4499 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
4501 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
4503 (TARGET_INIT_BUILTINS): Use prototype.
4505 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4506 Put 'const char *' in braces. Fix parameter types.
4507 (TARGET_INVALID_CONVERSION): Fix parameter types.
4508 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
4509 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
4511 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
4514 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
4516 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
4518 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
4520 * doc/tm.texi (TARGET_HELP): Fix return type.
4522 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
4523 in braces. Fix argument types.
4525 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
4527 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
4529 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
4531 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
4532 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
4534 (TARGET_MANGLE_TYPE): Fix argument types.
4536 (TARGET_IRA_COVER_CLASSES): Use prototype.
4538 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
4540 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
4542 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
4544 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
4546 (TARGET_CALLEE_COPIES): Fix argument types.
4548 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
4550 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
4552 (TARGET_FUNCTION_VALUE): Fix argument types.
4554 (TARGET_RETURN_IN_MSB): Fix argument type.
4556 (TARGET_RETURN_IN_MEMORY): Fix argument types.
4558 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
4560 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
4562 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
4563 agree with return type.
4565 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
4567 2010-01-15 Jing Yu <jingyu@google.com>
4569 PR rtl-optimization/42691
4570 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
4571 a pseudo to a constant and are merged, and adjust comments.
4573 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
4575 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
4577 2010-01-15 Richard Guenther <rguenther@suse.de>
4580 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
4581 labels of computed or non-local gotos to the destination.
4582 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
4583 landing pad label is the first label.
4585 2010-01-15 Richard Guenther <rguenther@suse.de>
4587 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
4589 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4592 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
4593 to allow generation of the xssqrtdp instruction on power7.
4594 (sqrtdf2_fpr): Ditto.
4596 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4599 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
4600 functions with noreturn attribute.
4603 * varasm.c (declare_weak): Add weak attribute to decl if it
4604 doesn't have one already.
4605 (assemble_external): Only add decls to weak_decls if they also
4606 have weak attribute.
4608 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
4610 * var-tracking.c (var_reg_delete): Don't delete the association
4611 between REGs and values or one-part variables if the register
4614 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4617 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
4618 because its first operand is a non-localized variable.
4620 2010-01-14 Martin Jambor <mjambor@suse.cz>
4622 PR tree-optimization/42706
4623 * tree-sra.c (encountered_recursive_call): New variable.
4624 (encountered_unchangable_recursive_call): Likewise.
4625 (sra_initialize): Initialize both new variables.
4626 (callsite_has_enough_arguments_p): New function.
4627 (scan_function): Call decl and flags check only for IPA-SRA, check
4628 whether there is a recursive call and whether it has enough arguments.
4629 (all_callers_have_enough_arguments_p): New function.
4630 (convert_callers): Look for recursive calls only when
4631 encountered_recursive_call is set.
4632 (ipa_early_sra): Bail out either if
4633 !all_callers_have_enough_arguments_p or
4634 encountered_unchangable_recursive_call.
4636 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4638 * sel-sched.c: Add 2010 to copyright years.
4639 * sel-sched-ir.c: Likewise.
4640 * sel-sched-ir.h: Likewise.
4642 2010-01-14 Martin Jambor <mjambor@suse.cz>
4644 PR tree-optimization/42714
4645 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
4646 constructors specially.
4648 2010-01-14 Andi Kleen <ak@linux.intel.com>
4650 * config/i386/drivers-i386.c (detect_caches_intel):
4651 Add l2sizekb parameter and fill in.
4652 (host_detect_local_cpu): Add l2sizekb, fill in.
4653 Add Atom small cache heuristic.
4655 2010-01-14 Andi Kleen <ak@linux.intel.com>
4657 * config/i386/drivers-i386.c (detect_caches_cpuid4):
4658 Add level3 parameter and fill in.
4659 (detect_caches_intel): Handle level3 cache.
4661 2010-01-14 Andi Kleen <ak@linux.intel.com>
4663 * config/i386/drivers-i386.c (host_detect_local_cpu):
4664 Fix core duo detection.
4666 2010-01-14 Andi Kleen <ak@linux.intel.com>
4668 * config/i386/drivers-i386.c (host_detect_local_cpu):
4671 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4673 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
4674 (rs6000_variable_issue_1): this. Use...
4675 (rs6000_variable_issue): here. Reimplement. Print debug info.
4677 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4679 * sel-sched-ir.c (sel_restore_other_notes): Rename to
4680 sel_restore_notes. Update all callers. Call reemit_notes
4683 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4685 PR rtl-optimization/42246
4686 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
4689 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4691 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
4692 all successors is the same as number of successors in current region.
4694 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4696 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
4697 to rename is not separable. Otherwise check that its LHS is not NULL.
4699 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4701 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
4703 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4705 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
4706 available registers when failed to discover LHS register class.
4707 Fix indentation. Update comment.
4709 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4710 Alexander Monakov <amonakov@ispras.ru>
4712 PR rtl-optimization/42389
4713 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
4715 (advance_state_on_fence): Likewise.
4716 (sel_target_adjust_priority): Print debug output only when
4717 sched_verbose >= 4, not 2.
4718 (get_expr_cost): Do not issue all unique insns on the next cycle.
4719 (fill_insns): Initialize can_issue_more from the value saved
4721 * sel-sched-ir.c (flist_add): New parameter issue_more.
4722 Init FENCE_ISSUE_MORE with it.
4723 (merge_fences): Likewise.
4724 (init_fences): Update call to flist_add.
4725 (add_to_fences, add_clean_fence_to_fences)
4726 (add_dirty_fence_to_fences): Likewise.
4727 (move_fence_to_fences): Update call to merge_fences.
4728 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
4730 * sel-sched-ir.h (struct _fence): New field issue_more.
4731 (FENCE_ISSUE_MORE): New accessor macro.
4733 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4735 PR rtl-optimization/42388
4736 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
4737 that have no predecessors nor successors. Do not call move_bb_info
4738 for empty blocks outside of current region.
4740 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4742 PR rtl-optimization/42294
4743 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
4744 * sel-sched.c (move_exprs_to_boundary): Transitively add all
4745 originators' originators.
4747 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4749 PR rtl-optimization/39453
4750 PR rtl-optimization/42246
4751 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
4753 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
4755 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4756 Alexander Monakov <amonakov@ispras.ru>
4759 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
4760 (maybe_tidy_empty_bb): ... here. Make static. Add new
4761 argument. Update all callers.
4762 (tidy_control_flow): ... and here. Recompute topological order
4763 of basic blocks in region if necessary.
4764 (sel_redirect_edge_and_branch): Change return type. Return true
4765 if topological order might have been invalidated.
4766 (purge_empty_blocks): Export and move from...
4767 * sel-sched.c (purge_empty_blocks): ... here.
4768 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
4769 (maybe_tidy_empty_bb): Delete prototype.
4770 (purge_empty_blocks): Declare.
4772 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4774 PR rtl-optimization/42249
4775 * sel-sched.c (try_replace_dest_reg): When chosen register
4776 and original register is the same, do not bail out early, but
4777 still check all original insns for validity of replacing destination
4778 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
4781 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4784 Port from no-undefined-overflow branch:
4785 2009-03-09 Richard Guenther <rguenther@suse.de>
4787 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
4789 2010-01-14 Richard Guenther <rguenther@suse.de>
4792 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
4794 2010-01-14 Ira Rosen <irar@il.ibm.com>
4796 PR tree-optimization/42709
4797 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
4798 as scalar type in creation of constant vector operand.
4800 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4803 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
4804 (check-parallel-%): Match `testsuite' directory component only
4807 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
4809 PR translation/39521
4810 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
4813 2010-01-13 Richard Guenther <rguenther@suse.de>
4815 PR tree-optimization/42730
4816 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
4819 2010-01-13 Steve Ellcey <sje@cup.hp.com>
4822 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
4823 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
4826 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
4828 * config/bfin/libgcc-bfin.ver: Regenerate based on current
4829 libgcc-std.ver. Add entries for ___smulsi3_highpart and
4830 ___umulsi3_highpart.
4832 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
4833 rather than schedule_insns if the pass is enabled.
4835 2010-01-13 Martin Jambor <mjambor@suse.cz>
4837 PR tree-optimization/42704
4838 * tree-sra.c (sra_modify_assign): Do not delete assignments to
4841 2010-01-13 Martin Jambor <mjambor@suse.cz>
4843 PR tree-optimization/42703
4844 * tree-sra.c (analyze_access_subtree): Check that we can build a
4845 reference to the original data within the aggregate.
4847 2010-01-13 Richard Guenther <rguenther@suse.de>
4849 PR tree-optimization/42705
4850 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
4852 2010-01-13 Richard Guenther <rguenther@suse.de>
4855 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
4857 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4860 * var-tracking.c (values_to_unmark): New variable.
4861 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4862 values_to_unmark vector. Moved body to...
4863 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4864 instead queue it into values_to_unmark vector.
4865 (vt_find_locations): Free values_to_unmark vector.
4867 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
4869 * config/s390/s390.c (override_options): Set
4870 default of max-pending-list-length to 256
4872 2010-01-13 Richard Guenther <rguenther@suse.de>
4875 * tree-pass.h (PROP_gimple_lcx): New.
4876 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
4877 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
4878 before the final cleanup_eh.
4879 (dump_properties): Dump PROP_gimple_lcx.
4880 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
4881 (tree_lower_complex_O0): Remove.
4882 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
4883 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
4884 tree_lower_complex, schedule TODO_update_ssa.
4885 * lto-streamer-out.c (output_function): Stream the functions
4887 * lto-streamer-in.c (input_function): Likewise.
4888 (lto_read_body): Do not override them here.
4890 2010-01-12 Joseph Myers <joseph@codesourcery.com>
4893 * c-typeck.c (build_c_cast): Fold value cast to union type before
4894 wrapping it in a CONSTRUCTOR.
4896 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4898 PR rtl-optimization/42699
4899 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
4902 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4904 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4905 SUBTARGET_WARN_UNUSED_SPEC): Move ...
4906 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4907 SUBTARGET_WARN_UNUSED_SPEC): ... here
4908 * config/mips/iris5.h (LIBGCC_SPEC): Define.
4910 2010-01-12 Julian Brown <julian@codesourcery.com>
4912 * config/arm/neon-schedgen.ml (Utils): Don't try to
4913 open missing module.
4914 (find_with_result): New.
4916 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4919 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
4920 sharing when canonicalizing ({lt,ge}u (plus a b) b).
4922 PR tree-optimization/42645
4923 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
4924 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
4925 decl_map, set processing_debug_stmt to -1 and return name without
4928 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
4930 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
4931 binutils version, and reword target configuration description.
4933 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4935 * config/avr/avr.h (LINKER_NAME): Remove.
4937 2010-01-11 Janis Johnson <janis187@us.ibm.com>
4940 * config/rs6000/rs6000.c (rs6000_override_options): On targets
4941 that support VSX, warn for -mno-altivec if vsx is not disabled,
4944 2010-01-11 Joseph Myers <joseph@codesourcery.com>
4945 Shujing Zhao <pearly.zhao@oracle.com>
4947 PR translation/42469
4948 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
4949 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
4950 character between option name and help text.
4951 * c.opt (imultilib): Likewise.
4953 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
4955 * lto-streamer-out.c (output_unreferenced_globals): Output static
4958 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
4960 PR rtl-optimization/42621
4961 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
4962 optimizing for size.
4963 (duplicate_computed_gotos): Remove now-redundant check.
4965 2010-01-10 Steve Ellcey <sje@cup.hp.com>
4968 * configure.ac: Save and restore LDFLAGS and LIBS
4969 * configure: Regenerate.
4971 2010-01-10 Richard Guenther <rguenther@suse.de>
4974 * builtins.c (fold_builtin_strlen): Add type argument and
4975 convert the resulting length to it.
4976 (fold_builtin_1): Adjust.
4978 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4980 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
4981 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
4983 (num_insns_constant_wide): Adjust for that change.
4985 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4988 * web.c (union_defs): Add used argument, to combine uses of
4990 (entry_register): Adjust type and tests of used argument.
4991 (web_main): Widen used for new use. Pass it to union_defs.
4992 * df.h (union_defs): Adjust prototype.
4994 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4997 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
4998 uses in new incoming argument. Free body.
4999 (reset_debug_uses_in_loop): New.
5000 (analyze_insn_to_expand_var): Call the latter if the former found
5001 anything. Fix whitespace. Reject invalid dest overlaps before
5002 going through all insns in the loop.
5004 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5007 * haifa-sched.c (dying_use_p): Debug insns don't count.
5009 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5012 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
5013 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
5014 (verify_gimple_call): Reject LHS in noreturn calls.
5016 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5020 * tree-vect-loop-manip.c (adjust_info): New type.
5021 (adjust_vec): New pointer to vector.
5022 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
5023 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
5024 (slpeel_update_phis_for_duplicate_loop): Use them.
5025 (slpeel_update_phi_nodes_for_guard1): Likewise.
5026 (slpeel_update_phi_nodes_for_guard2): Likewise.
5027 (slpeel_tree_peel_loop_to_edge): Likewise.
5028 (vect_update_ivs_after_vectorizer): Likewise.
5030 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5032 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
5033 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5035 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5037 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
5038 bogus uninitialized warning.
5040 2010-01-09 Richard Guenther <rguenther@suse.de>
5043 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
5044 the evolution is compatible with the initial condition.
5046 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5048 * gcc.c (process_command): Update copyright notice dates.
5049 * gcov.c (print_version): Likewise.
5050 * gcov-dump.c (print_version): Likewise.
5051 * mips-tfile.c (main): Likewise.
5052 * mips-tdump.c (main): Likewise.
5054 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5057 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
5059 (rotlhi3_8): Delete.
5061 (rotlsi3_8): Delete.
5062 (rotlsi3_16): Delete.
5063 (rotlsi3_24): Delete.
5065 (*rotw<mode>3): New.
5066 (*rotb<mode>3): New.
5067 * config/avr/avr.c (avr_rotate_bytes): New function.
5068 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
5070 2010-01-08 Steve Ellcey <sje@cup.hp.com>
5073 * configure.ac: Modify -rdynamic check.
5074 * configure: Regenerate.
5076 2010-01-08 DJ Delorie <dj@redhat.com>
5078 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
5079 register popping order.
5081 2010-01-08 Richard Guenther <rguenther@suse.de>
5084 * c.opt (fsigned-char): Also let LTO handle this option.
5085 (funsigned-char): Likewise.
5087 2010-01-07 Richard Guenther <rguenther@suse.de>
5089 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
5090 (gimple_op): Likewise.
5091 (gimple_op_ptr): Likewise.
5092 (gimple_assign_set_lhs): Remove gcc_assert.
5093 (gimple_assign_set_rhs1): Likewise.
5094 (gimple_assign_set_rhs2): Likewise.
5095 (gimple_call_set_lhs): Likewise.
5096 (gimple_call_set_fn): Likewise.
5097 (gimple_call_set_fndecl): Likewise.
5098 (gimple_call_fndecl): Likewise.
5099 (gimple_call_return_type): Likewise.
5100 (gimple_call_set_chain): Likewise.
5101 (gimple_call_num_args): Likewise.
5102 (gimple_call_set_arg): Likewise.
5103 (gimple_cond_set_code): Likewise.
5104 (gimple_cond_set_lhs): Likewise.
5105 (gimple_cond_set_rhs): Likewise.
5106 (gimple_cond_set_true_label): Likewise.
5107 (gimple_cond_set_false_label): Likewise.
5108 (gimple_label_set_label): Likewise.
5109 (gimple_goto_set_dest): Likewise.
5110 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
5111 (gimple_debug_bind_get_value): Likewise.
5112 (gimple_debug_bind_get_value_ptr): Likewise.
5113 (gimple_debug_bind_set_var): Likewise.
5114 (gimple_debug_bind_set_value): Likewise.
5115 (gimple_debug_bind_reset_value): Likewise.
5116 (gimple_debug_bind_has_value_p): Likewise.
5117 (gimple_return_retval_ptr): Remove gcc_assert.
5118 (gimple_return_retval): Likewise.
5119 (gimple_return_set_retval): Likewise.
5120 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
5121 (safe_referenced_var_iterator): Remove.
5122 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
5123 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
5124 (fill_referenced_var_vec): Remove.
5125 (first_readonly_imm_use): Remove redundant gcc_assert.
5126 (phi_arg_index_from_use): Combine gcc_asserts.
5127 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
5128 (first_imm_use_stmt): Remove redundant gcc_assert.
5129 * tree-cfg.c (verify_gimple_call): Verify function and chain
5130 operands. Verify arguments.
5131 (verify_types_in_gimple_stmt): Verify condition code and labels.
5133 2010-01-07 Richard Guenther <rguenther@suse.de>
5135 PR tree-optimization/42641
5136 * sese.c (rename_map_elt_info): Use the SSA name version, do
5139 2010-01-07 Jakub Jelinek <jakub@redhat.com>
5141 PR tree-optimization/42625
5142 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
5143 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
5145 2010-01-07 Duncan Sands <baldrick@free.fr>
5147 * Makefile.in (PLUGIN_HEADERS): Add version.h.
5149 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
5152 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
5153 note itself is not function_invariant_p.
5155 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
5157 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
5158 Do not add the DF_NOTE problem.
5159 * store-motion.c (execute_rtl_store_motion): Likewise.
5161 2010-01-07 Martin Jambor <mjambor@suse.cz>
5163 PR tree-optimization/42157
5164 * tree-sra.c (compare_access_positions): Stabilize sort if both
5165 accesses have integer types, return zero immediately if they are the
5168 2010-01-06 Richard Henderson <rth@redhat.com>
5171 * haifa-sched.c (add_to_note_list): Merge into ...
5172 (concat_note_lists): ... here, and ...
5173 (unlink_other_notes, rm_other_notes): Merge into...
5174 (remove_notes): ... here. Create REG_SAVE_NOTEs for
5175 NOTE_INSN_EPILOGUE_BEG.
5177 2010-01-06 Richard Guenther <rguenther@suse.de>
5179 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
5180 not inline regular functions into always-inline functions.
5182 2010-01-06 Nick Clifton <nickc@redhat.com>
5184 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
5185 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
5187 (OVERRIDE_OPTIONS): Delete.
5188 (OPTIMIZATION_OPTIONS): Define.
5189 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
5190 * config/rx/rx.c (rx_handle_option): Issue an error message if
5191 -mcpu=rx200 and -fpu are used together.
5192 (rx_set_optimization_options): New function. Issue an error
5193 message if an optimization attribute attempts to reset the FPU/
5194 math optimization pairing.
5195 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
5196 * config/rx/rx.opt: Set the default to 32-bit doubles.
5197 * config/rx/t-rx: Add multilibs for -nofpu option.
5198 * doc/invoke.texi: Update documentation of RX options.
5200 2010-01-06 Richard Guenther <rguenther@suse.de>
5202 * tree-ssa-pre.c (name_to_id): New global.
5203 (alloc_expression_id): Simplify SSA name handling.
5204 (lookup_expression_id): Likewise.
5205 (init_pre): Zero name_to_id.
5206 (fini_pre): Free it.
5208 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
5210 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
5212 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
5215 * config/i386/sse.md (smaxv2di3): New.
5216 (umaxv2di3): Likewise.
5217 (sminv2di3): Likewise.
5218 (uminv2di3): Likewise.
5220 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
5223 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
5224 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
5225 (legitimize_tls_address): Likewise.
5226 (sparc_tls_referenced_p): Likewise.
5227 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
5228 and adjust calls to legitimize_pic_address.
5229 (legitimate_constant_p) Use sparc_tls_referenced_p.
5230 (legitimate_pic_operand_p): Likewise.
5231 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
5232 (sparc_tls_symbol_ref_1): Delete.
5233 (sparc_tls_referenced_p): Make static, recognize specific patterns.
5234 (legitimize_tls_address): Make static, handle CONST patterns.
5235 (legitimize_pic_address): Make static, remove unused parameter and
5236 adjust recursive calls.
5237 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
5238 and adjust call to legitimize_pic_address.
5239 (sparc_output_mi_thunk): Likewise.
5241 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
5242 H.J. Lu <hongjiu.lu@intel.com>
5245 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
5246 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
5247 operands to make them signed.
5250 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5253 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5254 GTU to GT for V4SI and V2DI.
5256 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5257 (umin<mode>3): Removed.
5259 (uminv4si3): Likewise.
5261 2010-01-05 Martin Jambor <mjambor@suse.cz>
5263 PR tree-optimization/42462
5264 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
5265 current_function_decl to helper functions and macros.
5267 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5270 * flags.h: Don't include real.h.
5271 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
5272 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
5273 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
5274 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
5275 * dominance.c: Update copyright.
5276 * gimple.c (walk_gimple_op): Remove inline.
5277 * tree-ssa-reassoc.c: Include real.h.
5278 * Makefile.in (FLAGS_H): Remove $(REAL_H).
5279 (tree-ssa-reassoc.o): Depend on $(REAL_H).
5281 2010-01-05 Nick Clifton <nickc@redhat.com>
5283 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
5284 register to push into the stack frame when the accumulator has to
5285 be saved during interrupts.
5287 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
5289 * doc/invoke.texi: Remove the documentation about option
5291 * common.opt (Wunreachable-code): Preserved for backward
5293 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
5294 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
5295 the backward compatibility flag section.
5297 2010-01-05 Richard Guenther <rguenther@suse.de>
5299 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
5301 2010-01-05 Jakub Jelinek <jakub@redhat.com>
5304 * cfgexpand.c (expand_one_var): Diagnose too large variables.
5306 PR tree-optimization/42508
5307 * tree-sra.c (convert_callers): Check for recursive call
5308 by comparing cgraph nodes instead of decls.
5309 (modify_function): Call ipa_modify_formal_parameters also
5310 on all same_body aliases.
5312 * cgraphunit.c (cgraph_materialize_all_clones): Compare
5313 cgraph nodes when checking for same_body aliases.
5315 2010-01-05 Richard Guenther <rguenther@suse.de>
5317 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
5318 allocation and lookup.
5319 (get_or_alloc_expr_for_constant): Likewise.
5320 (phi_translate): Sink allocation.
5322 2010-01-04 Richard Guenther <rguenther@suse.de>
5324 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
5325 a new entry only if needed.
5326 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
5327 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
5329 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
5331 (phi_translate): Handle CONSTANTs early.
5333 2010-01-04 Martin Jambor <mjambor@suse.cz>
5335 PR tree-optimization/42398
5336 * tree-sra.c (struct access): Removed flag grp_different_types.
5337 (dump_access): Do not dump the removed flag.
5338 (sort_and_splice_var_accesses): Do not set the removed flag.
5339 (sra_modify_expr): Check for type compatibility directly.
5341 2010-01-04 Martin Jambor <mjambor@suse.cz>
5343 PR tree-optimization/42366
5344 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
5345 edges with variable number of parameters.
5346 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
5347 flag instead of asserting it.
5348 (ipa_read_node_info): Read uses_analysis_done flag.
5350 2010-01-04 Richard Guenther <rguenther@suse.de>
5352 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
5353 iterative_hash_* as intended.
5354 (vn_reference_compute_hash): Likewise. Simplify hashing
5356 (vn_reference_lookup_2): Likewise.
5357 (vn_nary_op_compute_hash): Likewise.
5358 (vn_phi_compute_hash): Likewise.
5359 (expressions_equal_p): Remove strange code.
5360 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
5361 (pre_expr_hash): Likewise. Simplify hashing SSA names.
5362 (bitmap_insert_into_set_1): Take value-id as parameter.
5363 (add_to_value): Pass it.
5364 (bitmap_insert_into_set): Likewise.
5365 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
5367 2010-01-04 Jakub Jelinek <jakub@redhat.com>
5370 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
5371 (do_self_spec): For switches with SWITCH_IGNORE set set also
5372 SWITCH_IGNORE_PERMANENTLY.
5373 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
5376 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
5378 * lto-streamer-out.c (output_unreferenced_globals): Output the full
5379 tree of an unreferenced global var.
5381 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5384 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5385 GTU to GT for V4SI and V2DI.
5387 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5388 (umin<mode>3): Removed.
5390 (uminv4si3): Likewise.
5392 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5395 * collect2.c (main): Turn on trace in collect2 if -v is passed
5398 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
5400 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
5401 description of expression operand.
5403 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
5405 * configure.ac: Add install-html to target_list for Make-hooks.
5406 * configure: Regenerate.
5407 * fortran/Make-lang.in (F95_HTMLFILES): New.
5408 (fortran.html): Use it.
5409 (fortran.install-html): New.
5410 * Makefile.in (install-html): Add lang.install-html.
5411 * java/Make-lang.in (JAVA_HTMLFILES): New.
5412 (java.html): Use it.
5413 (java.install-html): New.
5414 * objc/Make-lang.in (objc.install-html): New.
5415 * objcp/Make-lang.in (obj-c++.install-html): New.
5416 * cp/Make-lang.in (c++.install-html): New.
5417 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
5418 * lto/Make-lang.in (lto.install-html): New.
5420 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5423 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
5425 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
5427 PR rtl-optimization/41862
5428 * store-motion.c (store_killed_in_insn, compute_store_table,
5429 remove_reachable_equiv_notes, replace_store_insn,
5430 build_store_vectors): Ignore all DEBUG_INSNs.
5432 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5435 * common.opt: Add dumpdir.
5437 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
5439 (option_map): Add --dumpdir.
5441 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
5443 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
5445 * opts.c (decode_options): Try dump_dir_name first if
5446 dump_base_name isn't an absolute path.
5447 (common_handle_option): Handle OPT_dumpdir.
5449 * toplev.c (dump_dir_name): New.
5450 (print_switch_values): Also ignore -dumpdir.
5452 * toplev.h (dump_dir_name): New.
5454 2010-01-03 Richard Guenther <rguenther@suse.de>
5456 PR tree-optimization/42589
5457 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
5458 double-word expansion of bswap32.
5460 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
5462 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
5463 with BLOCK_FOR_INSN.
5464 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
5465 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
5466 noce_process_if_block): Likewise.
5467 * gcse.c (compute_local_properties, insert_expr_in_table,
5468 insert_set_in_table, canon_list_insert, find_avail_set,
5469 pre_insert_copy_insn): Likewise.
5471 * basic-block.h (BLOCK_NUM): Move from here...
5472 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
5474 2010-01-03 Richard Guenther <rguenther@suse.de>
5476 PR tree-optimization/42438
5477 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
5478 contains_may_not_return_call flag.
5479 (BB_MAY_NOTRETURN): New.
5480 (valid_in_sets): Trapping nary operations are not valid
5481 in blocks that may not return.
5482 (insert_into_preds_of_block): Remove check for trapping expressions.
5483 (compute_avail): Compute also BB_MAY_NOTRETURN.
5485 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
5487 * doc/invoke.texi: Add 2010 to copyright years.
5489 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
5491 * config/sparc/sparc.c: Fix formatting nits.
5493 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
5494 Alexander Monakov <amonakov@ispras.ru>
5496 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
5498 2010-01-02 Richard Guenther <rguenther@suse.de>
5501 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
5502 (simplify_switch_using_ranges): Mark to be removed edges
5505 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5507 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5509 * collect2.c (scan_libraries): Add missing argument in call to
5512 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
5515 * config/alpha/predicates.md (aligned_memory_operand): Return false
5517 (unaligned_memory_operand): Return true for CQImode.
5518 * config/alpha/alpha.c (get_aligned_mem): Assert that location
5519 doesn not cross aligned SImode word boundary.
5521 2010-01-02 Anatoly Sokolov <aesok@post.ru>
5523 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
5525 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
5526 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
5528 2010-01-02 Richard Guenther <rguenther@suse.de>
5531 * toplev.c (compile_file): Emit LTO marker properly. Change
5533 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
5535 2010-01-01 Richard Guenther <rguenther@suse.de>
5538 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
5540 2010-01-01 Richard Guenther <rguenther@suse.de>
5543 * c-decl.c (grokdeclarator): For zero-size arrays force
5544 structural equality checks as layout_type does.
5546 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5548 * builtins.c: Update copyright to 2010.
5550 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5553 * lto-streamer-out.c (produce_asm): Revert the last change.
5554 (copy_function): Likewise.
5556 * lto-streamer.c (lto_get_section_name): Skip any leading
5559 2010-01-01 Richard Guenther <rguenther@suse.de>
5562 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
5566 Copyright (C) 2010 Free Software Foundation, Inc.
5568 Copying and distribution of this file, with or without modification,
5569 are permitted in any medium without royalty provided the copyright
5570 notice and this notice are preserved.