1 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
2 Wolfgang Gellerich <gellerich@de.ibm.com>
4 Implement target hook for loop unrolling
5 * target.h (loop_unroll_adjust): Add a new target hook function.
6 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
7 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
8 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
9 (s390_loop_unroll_adjust): Implement the new target hook for s390.
10 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll target hook
11 (decide_unroll_stupid): Likewise.
13 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
18 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
21 (Specific, *-*-solaris2*): Likewise.
22 Don't prefer Sun as over GNU as.
24 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
26 * config/s390/s390.c (override_options): Adjust the z10
27 defaults for max-unroll-times, max-completely-peeled-insns
28 and max-completely-peel-times.
30 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
32 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
34 (s390_expand_setmem): Likewise.
35 (s390_expand_cmpmem): Likewise.
37 2010-04-08 Richard Guenther <rguenther@suse.de>
39 PR tree-optimization/43679
40 * tree-ssa-pre.c (eliminate): Only propagate copies.
42 2010-04-08 Jakub Jelinek <jakub@redhat.com>
45 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
46 set but not used variable warning.
48 2010-04-08 Wei Guozhi <carrot@google.com>
51 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
52 (arm_size_rtx_costs): Call the new function when optimized for size.
54 2010-04-08 Jakub Jelinek <jakub@redhat.com>
57 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
58 op0 is not a MEM, just return NULL instead of assertion
60 (discover_nonconstant_array_refs): Don't walk debug stmts.
62 2010-04-08 Doug Kwan <dougkwan@google.com>
64 * configure.ac: Recognize gold and do not use its version number
66 * configure: Regenerate.
68 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
71 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
72 (negate_value): Move code to push elements to broken_up_substracts ...
73 (eliminate_plus_minus_pair): ... here. Push operands that have no
74 negative pair to plus_negates.
75 (repropagate_negates, init_reassoc, fini_reassoc): Update.
77 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
79 * doc/install.texi (Configuration): Move description of
80 --enable-lto, --with-libelf*, --enable-gold from Java section to
83 * doc/generic.texi (Working with declarations)
84 (Function Properties, C and C++ Trees): Fix typos.
85 * doc/sourcebuild.texi (Top Level): Likewise.
87 2010-04-07 Jakub Jelinek <jakub@redhat.com>
90 * tree.h (DECL_READ_P): Define.
91 (struct tree_decl_common): Add decl_read_flag.
92 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
93 a set but not used warning.
94 (merge_decls): Merge DECL_READ_P flag.
95 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
96 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
97 * c-common.c (handle_used_attribute, handle_unused_attribute):
99 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
101 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
103 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
104 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
105 c_parser_binary_expression, c_parser_cast_expression,
106 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
107 Call default_function_array_read_conversion instead of
108 default_function_array_conversion where needed.
109 (c_parser_unary_expression, c_parser_conditional_expression,
110 c_parser_postfix_expression_after_primary, c_parser_initelt):
111 Likewise. Call mark_exp_read where needed.
112 (c_parser_statement_after_labels, c_parser_asm_operands,
113 c_parser_typeof_specifier, c_parser_sizeof_expression,
114 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
116 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
118 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
119 (warn_unused_but_set_parameter): Default to warn_unused
121 * doc/invoke.texi: Document -Wunused-but-set-variable and
122 -Wunused-but-set-parameter.
124 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
126 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
127 when operandN variables aren't used in the body of the expander
129 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
130 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
131 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
132 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
133 FOR_EACH_IMM_USE_ON_STMT): Likewise.
134 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
135 * tree.c (PROCESS_ARG): Likewise.
137 2010-04-07 Simon Baldwin <simonb@google.com>
139 * diagnostic.h (diagnostic_override_option_index): New macro to
140 set a diagnostic's option_index.
141 * c-tree.h (c_cpp_error): Add warning reason argument.
142 * opts.c (_warning_as_error_callback): New.
143 (register_warning_as_error_callback): Store callback for
144 warnings enabled via enable_warning_as_error.
145 (enable_warning_as_error): Call callback, minor code tidy.
146 * opts.h (register_warning_as_error_callback): Declare.
147 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
148 response to -Werror=.
149 (c_common_init_options): Register warning_as_error_callback in opts.c.
150 * common.opt: Add -Wno-cpp option.
151 * c-common.c (struct reason_option_codes_t): Map cpp warning
152 reason codes to gcc option indexes.
153 * (c_option_controlling_cpp_error): New function, lookup the gcc
154 option index for a cpp warning reason code.
155 * (c_cpp_error): Add warning reason argument, call
156 c_option_controlling_cpp_error for diagnostic_override_option_index.
157 * doc/invoke.texi: Document -Wno-cpp.
159 2010-04-07 Richard Guenther <rguenther@suse.de>
161 * ipa-reference.c (mark_load): Use get_base_address.
162 (mark_store): Likewise.
164 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
165 inserting GIMPLE_NOPs into the IL.
166 * tree-ssa-structalias.c (get_constraint_for_component_ref):
167 Explicitly strip handled components and indirect references.
169 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
170 folding address expressions.
171 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
172 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
173 operand_equal_p to compare decls.
174 (ptr_deref_may_alias_decl_p): Likewise.
175 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
176 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
177 Handle reversed comparison ops.
178 * tree-sra.c (asm_visit_addr): Use get_base_address.
179 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use
181 * ipa-reference.c (mark_address): Use get_base_address.
183 2010-04-07 Richard Guenther <rguenther@suse.de>
185 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
186 Propagate constants everywhere.
188 2010-04-07 Jakub Jelinek <jakub@redhat.com>
191 * tree.c (MAX_INT_CACHED_PREC): Define.
192 (nonstandard_integer_type_cache): New array.
193 (build_nonstandard_integer_type): Cache results for precision
194 <= MAX_INT_CACHED_PREC.
196 2010-04-07 Richard Guenther <rguenther@suse.de>
198 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
199 -fargument-noalias-global, -fargument-noalias-anything): Remove.
200 * common.opt: Likewise.
201 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust
203 * alias.c (base_alias_check): Remove flag_argument_noalias
205 (nonoverlapping_memrefs_p): Likewise.
206 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
207 * opts.c (common_handle_option): Handle OPT_fargument_alias,
208 OPT_fargument_noalias, OPT_fargument_noalias_anything and
209 OPT_fargument_noalias_global for backward compatibility.
211 2010-04-07 Richard Guenther <rguenther@suse.de>
213 PR tree-optimization/43270
214 * tree-vrp.c (check_array_ref): Fix flexible array member
216 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
217 * tree-ssa-pre.c (phi_translate_1): Adjust.
218 (fully_constant_expression): Split out vn_reference handling to ...
219 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
220 Fold reads from constant strings.
221 (vn_reference_lookup): Handle fully constant references.
222 (vn_reference_lookup_pieces): Likewise.
223 * Makefile.in (expmed.o-warn): Add -Wno-error.
225 2010-04-07 Martin Jambor <mjambor@suse.cz>
227 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
229 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
232 * gcc.c: Add -static-libstdc++ to list of recognized options.
234 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
236 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to
239 2010-04-07 Richard Guenther <rguenther@suse.de>
242 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with
243 pointer bases build simple mem attributes to retain
244 points-to information.
246 2010-04-07 Richard Guenther <rguenther@suse.de>
249 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
250 preserve points-to related information.
252 2010-04-07 Richard Guenther <rguenther@suse.de>
255 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
256 discard plain indirect references.
257 * fold-const.c (operand_equal_p): Guard against NULL_TREE
259 * tree.c (tree_nop_conversion): Likewise.
261 2010-04-07 Dodji Seketeli <dodji@redhat.com>
264 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
266 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
268 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
269 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
271 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
273 * tree-if-conv.c: Fix indentation and comments.
275 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
277 * tree-if-conv.c: Sort static functions in topological order.
279 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
281 * tree-if-conv.c: Fix indentation and comments.
283 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
286 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
287 lang_hooks.types.type_for_size instead of build_nonstandard_integer_type.
288 When converting an unsigned type to signed, double its precision.
289 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
290 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
291 (graphite_create_new_loop_guard): When ub + 1 wraps around, use lb <= ub.
293 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
296 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
297 POINTER_PLUS_EXPR for pointer types.
299 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
302 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
303 * graphite-clast-to-gimple.c: Include langhooks.h.
304 (max_signed_precision_type): New.
305 (max_precision_type): Takes two types as arguments.
306 (precision_for_value): New.
307 (precision_for_interval): New.
308 (gcc_type_for_interval): New.
309 (gcc_type_for_value): New.
310 (gcc_type_for_clast_term): New.
311 (gcc_type_for_clast_red): New.
312 (gcc_type_for_clast_bin): New.
313 (gcc_type_for_clast_expr): Split up into several functions.
314 (gcc_type_for_clast_eq): Rewritten.
315 (compute_bounds_for_level): New.
316 (compute_type_for_level_1): New.
317 (compute_type_for_level): New.
318 (gcc_type_for_cloog_iv): Removed.
319 (gcc_type_for_iv_of_clast_loop): Rewritten.
320 (graphite_create_new_loop): Compute the lower and upper bound types
321 with gcc_type_for_clast_expr.
322 (graphite_create_new_loop_guard): Same.
323 (find_cloog_iv_in_expr): Removed.
324 (compute_cloog_iv_types_1): Removed.
325 (compute_cloog_iv_types): Removed.
326 (gloog): Do not call compute_cloog_iv_types.
327 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
329 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
330 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
331 (GBB_CLOOG_IV_TYPES): Removed.
333 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
335 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
336 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
337 (detect_commutative_reduction): Same.
339 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
341 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
342 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
344 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
345 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
346 (rewrite_commutative_reductions_out_of_ssa): Same.
347 * passes.c (execute_function_todo): Call verify_ssa for every pass
348 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
349 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
350 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
351 with an extra argument.
352 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
353 verify_ssa only when the extra argument is true.
354 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
355 with an extra argument.
356 (tree_transform_and_unroll_loop): Same.
358 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
360 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
361 for all the passes of the LNO having LOOP_CLOSED_SSA.
362 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
363 * tree-loop-distribution.c (pass_loop_distribution): Same.
364 * tree-pass.h (TODO_verify_loops): Removed.
365 * tree-ssa-loop.c (pass_tree_loop_init): Same.
367 (pass_tree_unswitch): Same.
368 (pass_predcom): Same.
369 (pass_vectorize): Same.
370 (pass_linear_transform): Same.
371 (pass_graphite_transforms): Same.
372 (pass_iv_canon): Same.
373 (pass_complete_unroll): Same.
374 (pass_complete_unrolli): Same.
375 (pass_parallelize_loops): Same.
376 (pass_loop_prefetch): Same.
377 (pass_iv_optimize): Same.
379 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
382 * passes.c (init_optimization_passes): Move pass_lim before
383 pass_copy_prop and pass_dce_loop.
385 2010-04-06 Jakub Jelinek <jakub@redhat.com>
388 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
389 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
390 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
391 MULTI_* defines for 4 argument vpermil2p* builtins.
393 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
395 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
396 * config/i386/i386.c (x86_maybe_negate_const_int): New.
397 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
398 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
399 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
400 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
401 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
402 Use x86_maybe_negate_const_int to output insn mnemonic.
403 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
404 check from instruction predicate. Update comments.
405 * config/i386/sync.md (sync_add<mode>): Use
406 x86_maybe_negate_const_int to output insn mnemonic.
408 2010-04-06 Jan Hubicka <jh@suse.cz>
410 PR tree-optimization/42906
411 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
412 IGNORE_SELF argument. Set visited_control_parents for fully
414 (find_obviously_necessary_stmts): Update call of
415 mark_control_dependent_edges_necessary.
416 (propagate_necessity): Likewise. Handle PHI edges more curefully.
418 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
420 * config/i386/i386.md: Remove comment about 'e' and 'E'
423 2010-04-06 Richard Guenther <rguenther@suse.de>
425 PR tree-optimization/43627
426 * tree-vrp.c (extract_range_from_unary_expr): Widenings
427 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
430 2010-04-06 Jakub Jelinek <jakub@redhat.com>
432 * BASE-VER: Change to 4.6.0.
435 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
438 2010-04-06 Richard Guenther <rguenther@suse.de>
441 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
443 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
445 * doc/invoke.texi (Optimize Options): Document that LTO
446 won't remove object access purely due to incompatible
449 2010-04-04 Matthias Klose <doko@ubuntu.com>
451 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
454 2010-04-03 Richard Guenther <rguenther@suse.de>
457 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
458 require a non-NULL MEM_OFFSET.
460 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
462 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
463 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
464 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
465 config/alpha/predicates.md, config/arm/arm.md,
466 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
467 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
468 config/darwin9.h, config/darwin.c, config/darwin.h,
469 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
470 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
471 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
472 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
473 config/mips/mips.md, config/mn10300/mn10300.c,
474 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
475 config/rs6000/aix.h, config/rs6000/dfp.md,
476 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
477 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
478 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
479 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
480 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
481 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
482 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
483 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
484 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
485 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
486 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
487 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
488 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
489 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
490 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
491 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
492 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
493 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
494 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
495 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
496 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
497 opt-functions.awk, opth-gen.awk, params.def, passes.c,
498 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
499 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
500 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
501 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
502 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
503 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
504 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
505 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
506 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
507 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
508 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
509 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
510 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
511 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
513 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
516 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
517 * aclocal.m4: Regenerate.
519 2010-04-02 Richard Guenther <rguenther@suse.de>
521 PR tree-optimization/43629
522 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
523 if we have seen a constant value.
525 2010-04-02 Joseph Myers <joseph@codesourcery.com>
527 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for
530 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
533 * arm.c (legitimize_tls_address): Adjust call to
534 gen_tls_load_dot_plus_four.
535 (arm_note_pic_base): New function.
536 (arm_cannot_copy_insn_p): Use it.
537 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
540 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
545 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
547 * Makefile.in ($(out_object_file)): Depend on
548 gt-$(basename $(notdir $(out_file))).h.
550 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
552 * config.gcc (lm32-*-rtems*): Add t-lm32.
554 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
556 * config.gcc: Add lm32-*-rtems*.
557 * config/lm32/rtems.h: New file.
559 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
562 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
564 2010-04-01 Jakub Jelinek <jakub@redhat.com>
566 * dwarf2out.c (output_compilation_unit_header): For
567 -gdwarf-4 use version 4 instead of version 3.
568 (output_line_info): For version 4 and above emit additional
569 maximum ops per insn header field.
570 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
572 * dwarf2out.c (is_c_family, is_java): Remove.
573 (lower_bound_default): New function.
574 (add_bound_info, gen_descr_array_type_die): Use it.
576 2010-04-01 Dodji Seketeli <dodji@redhat.com>
579 * dwarf2out.c (gen_variable_die): Allow debug info for variable
580 re-declaration when it happens in a function.
582 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
584 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
585 (cgraph_remove_function_insertion_hook): Same.
586 (cgraph_call_function_insertion_hooks): Same.
588 2010-04-01 Richard Guenther <rguenther@suse.de>
591 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
592 and TREE_THIS_VOLATILE.
593 (copy_ref_info): Likewise.
594 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
595 * tree.c (build6_stat): Ignore side-effects of all but arg5
596 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
599 2010-04-01 Richard Guenther <rguenther@suse.de>
601 PR tree-optimization/43607
602 * ipa-type-escape.c (check_call): Do not access non-existing
605 2010-04-01 Richard Guenther <rguenther@suse.de>
609 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
610 Jack Howarth <howarth@bromo.med.uc.edu>
612 * tree-profile.c (tree_init_ic_make_global_vars): Make static
615 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
617 * doc/install.texi (Prerequisites): Document libelf usability on
618 IRIX 5/6 and Solaris 2.
619 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
620 Update GNU as, GNU ld requirements.
621 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
622 Document Sun Studio compiler download.
623 Update and simplify as, ld recommendations.
624 (Specific, *-*-solaris2.7): Note obsoletion, removal.
626 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
628 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
629 with_tune_32 to pentium4.
631 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
633 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
635 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
637 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
640 Document GNU as requirement.
641 Update configure requirements.
642 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion,
644 Recomment IRIX 6.5.18+.
645 Document IDF/IDL requirement.
646 Document GNU as requirement.
647 Document GNU ld bootstrap failure.
648 Remove freeware.sgi.com reference.
650 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
652 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
653 UNIX V4.0, V5.0 obsoletion, removal.
654 Remove --with-gc=simple reference.
655 Update VM requirements during bootstrap.
656 Remove -oldas bootstrap description.
657 Update binutils reference.
658 Remove comparison failure note.
660 2010-03-31 Richard Guenther <rguenther@suse.de>
661 Zdenek Dvorak <ook@ucw.cz>
662 Sebastian Pop <sebastian.pop@amd.com>
665 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
666 with multiple arguments.
667 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
669 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
671 * graphite-dependences.c (print_pddr): Call print_pdr with an
673 * graphite-poly.c (debug_pdr): Add an extra argument for the
676 (print_pbb_domain): Same.
678 (print_scop_context): Same.
681 (debug_pbb_domain): Same.
685 (debug_scop_context): Same.
688 (print_scop_params): Same.
689 (debug_scop_params): Same.
690 (print_iteration_domain): Same.
691 (print_iteration_domains): Same.
692 (debug_iteration_domain): Same.
693 (debug_iteration_domains): Same.
694 (print_scattering_function): Same.
695 (print_scattering_functions): Same.
696 (debug_scattering_function): Same.
697 (debug_scattering_functions): Same.
698 * graphite-poly.h (debug_pdr): Update declaration.
700 (print_pbb_domain): Same.
702 (print_scop_context): Same.
705 (debug_pbb_domain): Same.
709 (debug_scop_context): Same.
712 (print_scop_params): Same.
713 (debug_scop_params): Same.
714 (print_iteration_domain): Same.
715 (print_iteration_domains): Same.
716 (debug_iteration_domain): Same.
717 (debug_iteration_domains): Same.
718 (print_scattering_function): Same.
719 (print_scattering_functions): Same.
720 (debug_scattering_function): Same.
721 (debug_scattering_functions): Same.
723 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
725 * graphite-poly.c (print_scattering_function_1): New.
726 (print_scattering_function): Call it.
727 (print_scop_params): Remove spaces at the end of lines.
730 * graphite-poly.h (print_cloog): Declared.
731 (debug_cloog): Declared.
733 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
735 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
737 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
738 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
739 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
740 to switch between adding the IV bump in loop->latch or in loop->header.
742 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
744 * graphite-poly.c (print_scattering_function): Pretty print following
747 (print_pbb_domain): Same.
748 (dump_gbb_cases): Same.
749 (dump_gbb_conditions): Same.
752 (print_scop_params): Same.
753 (print_scop_context): Same.
755 (print_pbb_body): New.
756 (lst_indent_to): New.
757 (print_lst): Start new lines with a #.
758 * graphite-poly.h (pbb_bb): New.
759 (pbb_index): Use pbb_bb.
760 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
762 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
764 2010-03-31 Jakub Jelinek <jakub@redhat.com>
766 * dwarf2out.c (size_of_die): For -gdwarf-4 use
767 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
768 and 0 instead of 1 for dw_val_class_flag.
769 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
770 dw_val_class_range_list, dw_val_class_loc_list,
771 dw_val_class_lineptr and dw_val_class_macptr, use
772 DW_FORM_flag_present for dw_val_class_flag and
773 DW_FORM_exprloc for dw_val_class_loc.
774 (output_die): For -gdwarf-4 print dw_val_class_loc
775 size as uleb128 instead of 1 or 2 bytes and don't print
776 anything for dw_val_class_flag.
778 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
779 instead of cselib_lookup following by tweaking locs->setting_insn.
782 * cselib.c (cselib_process_insn): Clear cselib_current_insn
783 even before returning from label, setjmp call or volatile asm
786 2010-03-31 Richard Guenther <rguenther@suse.de>
789 * cgraphunit.c (cgraph_output_in_order): Do not allocate
790 temporary data on stack.
792 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
794 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
795 (PUSHSECTION_ASM_OP): Remove.
796 (POPSECTION_ASM_OP): Remove.
797 (PUSHSECTION_FORMAT): Remove.
798 * config/sol2.h (PUSHSECTION_FORMAT): Define.
799 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
800 * config/sol2.c (solaris_output_init_fini): Use it.
802 2010-03-31 Jie Zhang <jie@codesourcery.com>
805 * opt-functions.awk (var_type_struct): Use signed char type
806 for simple variables.
808 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
810 * config/sol2.c: Include output.h.
811 (solaris_assemble_visibility): New function.
812 * config/t-sol2 (sol2.o): Add output.h dependency.
813 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
814 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
817 2010-03-31 Jakub Jelinek <jakub@redhat.com>
820 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
821 V2SImode or XFmode on PRE_DEC.
824 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
827 2010-03-31 Jie Zhang <jie@codesourcery.com>
830 * reload.h (caller_save_initialized_p): Declare.
831 * toplev.c (backend_init_target): Don't call
832 init_caller_save but set caller_save_initialized_p to false.
833 * caller-save.c (caller_save_initialized_p): Define.
834 (init_caller_save): Check caller_save_initialized_p.
835 * ira.c (ira): Call init_caller_save if flag_caller_saves.
837 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
840 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
841 and soft-fp/t-softfp to tmake_file.
842 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
843 (LIBGCC2_TF_CEXT): Define.
846 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
849 * cselib.c (n_useless_values): Document handling of debug locs.
850 (n_useless_debug_values, n_debug_values): New variables.
851 (new_elt_loc_list): Don't add to debug values, keep count.
852 (promote_debug_loc): New.
853 (cselib_reset_table): Zero new variables.
854 (entry_and_rtx_equal_p): Promote debug locs.
855 (discard_useless_locs): Increment n_useless_debug_values for
857 (remove_useless_values): Adjust n_useless_values and n_debug_values
858 with n_useless_debug_values.
859 (add_mem_for_addr): Promote debug locs.
860 (cselib_lookup_mem): Likewise.
861 (cselib_lookup_addr): Renamed to...
862 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
863 (cselib_log_lookup): ... this. Turn into...
864 (cselib_lookup_addr): ... new wrapper.
865 (cselib_lookup_from_insn): New.
866 (cselib_invalidate_regno): Increment n_useless_debug_values for
868 (cselib_invalidate_mem): Likewise.
869 (cselib_process_insn): Take n_deleted and n_debug_values into
870 account to guard remove_useless_value call.
871 (cselib_finish): Zero n_useless_debug_values.
872 * cselib.h (cselib_lookup_from_insn): Declare.
873 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
874 (sched_analyze_2): Likewise.
876 2010-03-30 Jakub Jelinek <jakub@redhat.com>
878 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
880 (adjust_mems): Replace narrowing SUBREG of expression containing
881 just PLUS, MINUS, MULT and ASHIFT of registers and constants
882 with operations in the narrower mode.
885 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
886 regs_invalidated_by_call instead all call_used_reg_set registers.
888 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
891 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
892 pointer comparisons with types_compatible_p.
893 * tree-vect-stmts.c (vectorizable_call): Same.
894 (vectorizable_condition): Same.
896 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
898 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
899 stack check if the mask would be zero.
901 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
902 Jack Howarth <howarth@bromo.med.uc.edu>
904 * tree-profile.c (tree_init_ic_make_global_vars): Make static
907 2010-03-30 Joseph Myers <joseph@codesourcery.com>
910 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
912 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
913 Include ___unordxf2 and ___unordtf2.
914 * config/i386/libgcc-glibc.ver: Do not define inheritance from
917 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
919 * config/lm32/t-lm32: New file.
920 * config.gcc: Use the above file when targetting lm32.
922 2010-03-28 Duncan Sands <baldrick@free.fr>
924 * Makefile.in (PLUGIN_HEADERS): Add except.h.
926 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
929 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
930 Improve vectorization cost model diagnostic.
932 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
935 * tree-vect-data-refs.c (vect_analyze_data_refs): When
936 compute_data_dependences_for_loop returns false, early exit
937 and output an extra diagnostic for the failed data reference
940 2010-03-29 Richard Guenther <rguenther@suse.de>
942 PR tree-optimization/43560
943 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
944 (can_sm_ref_p): Treat stores to readonly locations as trapping.
946 2010-03-29 Jie Zhang <jie@codesourcery.com>
949 * toplev.c (process_options): Set optimization_default_node
950 and optimization_current_node.
951 * opts.c (decode_options): Don't set optimization_default_node
952 and optimization_current_node.
954 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
956 * config/rtems.h: Abandon -qrtems_debug.
958 2010-03-28 Jan Hubicka <jh@suse.cz>
960 PR tree-optimization/43505
961 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
962 map should not be copied.
964 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
967 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
968 cdtors, set DECL_PRESERVE_P.
969 * ipa.c (cgraph_externally_visible_p): Return true if declaration
972 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
974 PR tree-optimization/43528
975 * stor-layout.c (place_field): Check that constant fits into
976 unsigned HWI when skipping calculation of MS bitfield layout.
978 2010-03-27 Jan Hubicka <jh@suse.cz>
981 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
982 notice_global_symbol work.
984 2010-03-27 Jakub Jelinek <jakub@redhat.com>
986 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
987 instead of dwarf2out_decl.
988 (struct var_loc_node): Remove section_label field.
989 (dwarf2out_function_decl): New function.
990 (dwarf2out_var_location): Don't set section_label field.
991 (dwarf2out_begin_function): Don't empty decl_loc_table here.
993 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
995 PR tree-optimization/43544
996 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
997 First argument for builtin vectorized function hook is now a
998 tree to be able to distinguish between machine specific and
1000 * targhooks.c (default_builtin_vectorized_function): Ditto.
1001 * targhooks.h (default_builtin_vectorized_function): Ditto.
1002 * target.h (struct gcc_target): Ditto.
1003 * tree-vect-stmts.c (vectorizable_function): Ditto.
1004 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
1005 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1008 2010-03-26 Joseph Myers <joseph@codesourcery.com>
1011 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
1012 nested binding iff it is a FUNCTION_DECL.
1013 (store_parm_decls_newstyle): Pass nested=true to bind for
1014 FUNCTION_DECLs amongst parameters.
1016 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1018 * var-tracking.c (vt_expand_loc_callback): Don't run
1019 cselib_expand_value_rtx_cb in dummy mode if
1020 cselib_dummy_expand_value_rtx_cb returned false.
1022 * var-tracking.c (emit_note_insn_var_location): For one part
1023 notes with offset 0, don't add EXPR_LIST around the location.
1024 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
1025 add_location_or_const_value_attribute): Adjust for that change.
1028 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
1029 into first operand and location into second.
1030 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
1031 dw_cfi_oprnd_loc for DW_CFA_expression.
1032 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
1033 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
1034 assume first argument is regnum and second argument is location.
1036 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1039 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1040 of scratch register to DImode. Split to DImode comparison operator.
1041 Use SImode subreg of scratch register in the multiplication.
1042 (*cmp_sadd_sidi): Ditto.
1043 (*cmp_ssub_si): Ditto.
1044 (*cmp_ssub_sidi): Ditto.
1046 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1049 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
1050 Remove invalid assert and wrong comment.
1052 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1055 * flags.h (final_insns_dump_p): New extern.
1056 * final.c (final_insns_dump_p): New variable.
1057 (rest_of_clean_state): Set it before -fdump-final-insns=
1058 dumping, clear afterwards.
1059 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
1060 MEM_ALIAS_SET on MEMs.
1062 2010-03-26 David S. Miller <davem@davemloft.net>
1064 * configure.ac: Fix sparc GOTDATA_OP bug check.
1065 * configure: Rebuild.
1067 2010-03-26 Alan Modra <amodra@gmail.com>
1069 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
1071 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1073 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
1074 TLS_SECTION_ASM_FLAG.
1076 2010-03-25 Jakub Jelinek <jakub@redhat.com>
1079 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
1080 Clear first_function_block_is_cold.
1083 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
1084 argument if the argument is truth_value_p.
1086 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1088 * config/rs6000/constraints.md: Update copyright year for my changes.
1091 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
1092 used in reg+reg addressing, swap registers.
1094 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1097 * target.h (struct gcc_target): Add code_end hook.
1098 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
1100 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
1101 * toplev.c (compile_file): Call targetm.asm_out.code_end
1102 hook before unwind info/debug info output.
1103 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
1104 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
1105 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1106 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
1107 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1108 * config/i386/i386.c (ix86_file_end): Renamed to...
1109 (ix86_code_end): ... this. Make static. Don't call
1110 file_end_indicate_exec_stack. Emit unwind info using
1111 final_start_function/final_end_function.
1112 (darwin_x86_file_end): Remove.
1113 (TARGET_ASM_CODE_END): Define.
1114 * config/i386/i386.h (TARGET_ASM_FILE_END,
1115 NEED_INDICATE_EXEC_STACK): Don't define.
1116 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
1117 (TARGET_ASM_FILE_END): Define to darwin_file_end.
1118 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
1119 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
1122 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
1123 at the beginning and final_end_function at the end.
1124 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1126 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1128 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
1129 and Sun as TLS syntax.
1130 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
1131 * configure: Regenerate.
1132 * config.in: Regenerate.
1133 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
1134 (default_elf_asm_named_section): Use it.
1135 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
1136 (i386_output_dwarf_dtprel): Likewise.
1137 (output_addr_const_extra): Likewise.
1138 (output_pic_addr_const): Lowercase @GOTTPOFF.
1139 (output_addr_const_extra): Likewise.
1140 (output_pic_addr_const): Lowercase @GOTNTPOFF.
1141 (output_addr_const_extra): Likewise.
1142 (output_pic_addr_const): Lowercase @INDNTPOFF.
1143 (output_addr_const_extra): Likewise.
1144 (output_pic_addr_const): Lowercase @NTPOFF.
1145 (output_addr_const_extra): Likewise.
1146 (output_pic_addr_const): Lowercase @TPOFF.
1147 (output_addr_const_extra): Likewise.
1148 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
1149 (*tls_global_dynamic_64): Likewise.
1150 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
1151 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
1153 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
1154 (ASM_OUTPUT_TLS_COMMON): Use it.
1155 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
1158 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
1159 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
1160 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
1161 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1162 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1163 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
1165 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1167 * config/i386/i386.c (override_options): Don't accept
1168 -mtls-dialect=sun any longer.
1169 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
1170 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
1171 (*tls_local_dynamic_base_32_sun): Likewise.
1172 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1174 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1177 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1178 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
1181 * ira.c (adjust_cleared_regs): New function.
1182 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
1186 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
1188 * expr.c (expand_expr_real): Restore previous
1189 curr_insn_source_location and curr_insn_block after
1190 expand_expr_real_1 call.
1191 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
1192 instead of expand_expr_real_1.
1194 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
1196 PR rtl-optimization/43413
1197 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
1200 2010-03-22 James E. Wilson <wilson@codesourcery.com>
1203 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
1204 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
1206 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
1208 * config/i386/i386.c (ix86_target_string): Add -mfma.
1209 Fix a typo in comment.
1211 2010-03-22 Mike Stump <mikestump@comcast.net>
1214 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
1215 Don't overly align based upon packed packed fields.
1217 2010-03-22 Jason Merrill <jason@redhat.com>
1219 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
1220 Use () rather than [], and move before the element type.
1222 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1224 * doc/configfiles.texi (Configuration Files): Removed
1225 fixinc/Makefile*, intl/Makefile.*.
1226 * doc/makefile.texi: Fixed markup. Abstract from version
1227 control system used.
1228 (Makefile): Removed obsolete gcc/java/parse.y example.
1229 * doc/sourcebuild.texi: Likewise.
1230 (Top Level): Added config, gnattools, libdecnumber, libgcc,
1231 libgomp, libssp. Removed fastjar.
1232 (Miscellaneous Docs): Clarify location.
1233 Added COPYING3, COPYING3.LIB.
1234 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
1236 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1239 * config/i386/i386.c (x86_function_profiler)
1240 [!NO_PROFILE_COUNTERS]: Fix typo.
1241 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
1244 2010-03-22 Janis Johnson <janis187@us.ibm.com>
1245 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1247 * doc/sourcebuild.texi (Test Directives): Split into six
1248 subsections, with most of the current text in new subsections
1249 Directives, Selectors, and Final Actions.
1250 (Directives): Split list of test directives into multiple
1252 (Selectors): Describe use and syntax of selectors.
1253 (Effective-Target Keywords): Describe all existing keywords.
1254 (Add Options): Describe features for dg-add-options.
1255 (Require Support): Describe variants of dg-require-support.
1256 (Final Actions): Describe commands to use in dg-final.
1258 2010-03-22 Michael Matz <matz@suse.de>
1261 * recog.c (validate_replace_rtx_group): Replace also in
1262 REG_EQUAL and REG_EQUIV notes.
1264 2010-03-22 Richard Guenther <rguenther@suse.de>
1266 PR tree-optimization/43390
1267 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
1268 sure vector extracts are type correct.
1270 2010-03-22 Richard Guenther <rguenther@suse.de>
1273 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
1274 x * sqrt (x) even when optimizing for size if the target
1275 has native support for sqrt.
1277 2010-03-22 Jakub Jelinek <jakub@redhat.com>
1279 * varasm.c (make_decl_rtl_for_debug): Also clear
1280 flag_mudflap for the duration of make_decl_rtl call.
1283 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
1284 locs from preserved VALUEs.
1286 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1289 * pa.md (movmemsi): Set align to one if zero.
1290 (movmemdi): Likewise.
1292 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
1295 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
1296 with their corresponding prologue pushes.
1298 2010-03-20 Andrew Pinski <pinskia@gmail.com>
1301 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
1302 at the begining or end.
1303 (spu_expand_epilogue): Likewise.
1305 2010-03-20 Richard Guenther <rguenther@suse.de>
1307 PR rtl-optimization/43438
1308 * combine.c (make_extraction): Properly zero-/sign-extend an
1309 extraction of the low part of a CONST_INT. Also handle
1312 2010-03-19 Mike Stump <mikestump@comcast.net>
1314 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
1315 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
1316 (override_options): Use SUBTARGET32_DEFAULT_CPU.
1318 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1321 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
1324 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
1326 PR rtl-optimization/42258
1327 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
1328 use that may match DEF.
1331 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
1332 the cost of loading the constant rather than assuming
1334 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
1335 outer code is AND, do the same tests as the andsi3 expander and
1336 return COSTS_N_INSNS (1) if and is cheap.
1338 * optabs.c (avoid_expensive_constant): Fix formatting.
1340 2010-03-19 Michael Matz <matz@suse.de>
1343 * attribs.c (decl_attributes): When rebuilding a function pointer
1344 type use the same qualifiers as the original pointer type.
1346 2010-03-19 Martin Jambor <mjambor@suse.cz>
1348 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
1349 and is_gimple_ip_invariant_address.
1351 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1354 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1356 * config/arm/arm.c (arm_override_options): Turn off
1357 flag_dwarf2_cfi_asm for AAPCS variants.
1359 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1362 * config/arm/arm.c (emit_multi_reg_push): Update comments.
1363 Use PRE_MODIFY instead of PRE_DEC.
1364 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
1365 (vfp_emit_fstmd): Likewise.
1367 2010-03-19 Michael Matz <matz@suse.de>
1370 * builtins.c (expand_builtin_interclass_mathfn,
1371 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
1374 2010-03-19 Richard Guenther <rguenther@suse.de>
1376 PR tree-optimization/43415
1377 * tree-ssa-pre.c (phi_translate): Split out worker to ...
1378 (phi_translate_1): ... this.
1379 (phi_translate): Move all caching here. Cache all NARY
1380 and REFERENCE translations.
1382 2010-03-19 David S. Miller <davem@davemloft.net>
1384 With help from Eric Botcazou.
1385 * config/sparc/sparc.c: Include dwarf2out.h.
1386 (emit_pic_helper): Delete.
1387 (pic_helper_symbol_name): Delete.
1388 (pic_helper_emitted_p): Delete.
1389 (pic_helper_needed): New.
1390 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
1391 (get_pc_thunk_name): New.
1392 (load_pic_register): Remove 'delay_pic_helper' arg. Use
1393 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
1394 Set pic_helper_needed to true. Don't call emit_pic_helper.
1395 (sparc_expand_prologue): Update load_pic_register call.
1396 (sparc_output_mi_thunk): Likewise.
1397 (sparc_file_end): Emit a hidden comdat symbol for the PIC
1398 thunk if possible. Output CFI information as needed.
1400 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1401 Jack Howarth <howarth@bromo.med.uc.edu>
1404 * config/i386/i386.h: Fix ABI on darwin x86-32.
1406 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
1408 * tree.h: Declare make_decl_rtl_for_debug.
1409 * varasm.c (make_decl_rtl_for_debug): New.
1410 * dwarf2out.c (rtl_for_decl_location): Call it.
1411 * cfgexpand.c (expand_debug_expr): Call it.
1413 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1416 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
1420 * var-tracking.c (vt_init_cfa_base): Do nothing if
1421 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
1423 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
1426 * var-tracking.c (canonicalize_vars_star): New.
1427 (dataflow_post_merge_adjust): Use it.
1429 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1432 * var-tracking.c (non_suitable_const): New function.
1433 (add_uses): For DEBUG_INSNs with constants, don't record any
1434 value, instead just the constant value itself.
1435 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
1436 is not VAR_LOC_UNKNOWN_P, set var to the constant.
1437 (emit_notes_in_bb): Likewise.
1438 (emit_note_insn_var_location): For onepart variables if
1439 cur_loc is a VOIDmode constant, use DECL_MODE.
1441 2010-03-18 Martin Jambor <mjambor@suse.cz>
1444 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
1445 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
1446 all non-clones. Moved call redirection...
1447 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
1448 (cgraph_materialize_all_clones): Dispose of all
1449 combined_args_to_skip bitmaps.
1450 (verify_cgraph_node): Do not check for edges pointing to wrong
1451 nodes in inline clones.
1452 * tree-inline.c (copy_bb): Call
1453 cgraph_redirect_edge_call_stmt_to_callee.
1454 * ipa.c (cgraph_remove_unreachable_nodes): Call
1455 cgraph_node_remove_callees even when there are used clones.
1457 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1459 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
1461 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1464 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
1467 2010-03-18 Michael Matz <matz@suse.de>
1470 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
1471 into sqrt(x) if we need to preserve signed zeros.
1473 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
1474 Eric Botcazou <ebotcazou@adacore.com>
1476 PR rtl-optimization/43360
1477 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
1478 note if we don't know its invariant status.
1480 2010-03-18 Michael Matz <matz@suse.de>
1482 PR tree-optimization/43402
1483 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
1484 PHI chains of ssa names registered for update.
1486 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
1489 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
1490 non-offsettable and pre_modify update addressing.
1491 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
1492 and "2" alternatives "#".
1493 (*movdd_softfloat32): Make all alternatives "#";
1494 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
1495 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
1496 (*movdf_softfloat32): Make all alternatives "#";
1497 (movdi): Use the new DIFD mode iterator to create a common splitter
1498 for movdi, movdf and movdd patterns.
1500 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
1502 * common.opt (dumpdir): Remove redundant tab.
1504 2010-03-17 Martin Jambor <mjambor@suse.cz>
1506 PR tree-optimization/43347
1507 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
1508 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
1510 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
1512 PR rtl-optimization/42216
1513 * regrename.c (create_new_chain): New function, broken out from...
1514 (scan_rtx_reg): ... here. Call it. Handle the case where we are
1515 appending a use to an empty chain.
1516 (build_def_use): Remove previous changes that convert OP_INOUT to
1517 OP_OUT operands; instead detect the case where an OP_INOUT operand
1518 uses a previously untracked register and create an empty chain for it.
1520 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1522 * doc/extend.texi (Function Attributes): Rewrite unfinished
1523 sentence in ms_abi documentation.
1525 2010-03-17 Alan Modra <amodra@gmail.com>
1527 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
1528 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
1529 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
1530 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
1532 2010-03-16 Richard Henderson <rth@redhat.com>
1535 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
1536 (lower_try_finally): Save and restore eh_seq around the expansion
1539 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1541 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
1542 statements before splitting block.
1544 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1546 * doc/sourcebuild.texi (Testsuites): Fix markup.
1547 Use pathnames relative to gcc/testsuite.
1548 (Test Directives): Move description of how timeout is determined.
1549 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
1550 (C Tests): Correct gcc.misc-tests directory.
1551 Framework tests now live in gcc.test-framework.
1553 2010-03-16 Richard Guenther <rguenther@suse.de>
1556 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
1557 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
1559 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1560 Alexandre Oliva <aoliva@redhat.com>
1562 PR tree-optimization/42917
1563 * lambda-code.c (remove_iv): Skip debug statements.
1564 (lambda_loopnest_to_gcc_loopnest): Likewise.
1565 (not_interesting_stmt): Debug statements are not interesting.
1567 2010-03-16 Jakub Jelinek <jakub@redhat.com>
1571 * cselib.c (cselib_preserve_constants,
1572 cfa_base_preserved_val): New static variables.
1573 (preserve_only_constants): New function.
1574 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
1575 clear its REG_VALUES. If cselib_preserve_constants, don't
1576 empty the whole hash table, but preserve there VALUEs with constants,
1577 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
1578 (cselib_preserve_cfa_base_value): New function.
1579 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
1580 (cselib_init): Change argument to int bitfield. Set
1581 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
1583 (cselib_finish): Clear cselib_preserve_constants and
1584 cfa_base_preserved_val.
1585 * cselib.h (enum cselib_record_what): New enum.
1586 (cselib_init): Change argument to int.
1587 (cselib_preserve_cfa_base_value): New prototype.
1588 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
1589 * dse.c (dse_step1): Likewise.
1590 * cfgcleanup.c (thread_jump): Likewise.
1591 * sched-deps.c (sched_analyze): Likewise.
1592 * gcse.c (local_cprop_pass): Likewise.
1593 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
1594 If FN is non-NULL, call the callback always and whenever it returns
1595 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
1596 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
1597 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
1598 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
1599 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
1600 * var-tracking.c: Include recog.h.
1601 (bb_stack_adjust_offset): Remove.
1602 (vt_stack_adjustments): Don't call it, instead just gather the
1603 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
1604 (adjust_stack_reference): Remove.
1605 (compute_cfa_pointer): New function.
1606 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
1607 (struct adjust_mem_data): New type.
1608 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
1610 (get_address_mode): New function.
1611 (replace_expr_with_values): Use it.
1612 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
1613 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
1614 (adjust_sets): Remove.
1615 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
1616 Use get_address_mode.
1617 (get_adjusted_src): Remove.
1618 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
1619 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
1620 (add_with_sets): Don't call adjust_sets.
1621 (fp_setter, vt_init_cfa_base): New functions.
1622 (vt_initialize): Change return type to bool. Move most of pool etc.
1623 initialization to the beginning of the function from end. Pass
1624 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
1625 If !frame_pointer_needed, call vt_stack_adjustment before mos
1626 vector is filled, call vt_init_cfa_base if argp/framep has been
1627 eliminated to sp. If frame_pointer_needed and argp/framep has
1628 been eliminated to hard frame pointer, set
1629 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1630 encountering fp setter in the prologue. For MO_ADJUST, call
1631 log_op_type before pusing the op into mos vector, not afterwards.
1632 Call adjust_insn before cselib_process_insn/add_with_sets,
1633 call cancel_changes (0) afterwards.
1634 (variable_tracking_main_1): Adjust for vt_initialize calling
1635 vt_stack_adjustments and returning whether it succeeded or not.
1637 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1639 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1642 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1644 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1646 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
1647 drap_reg has not been set.
1649 2010-03-15 Michael Matz <matz@suse.de>
1652 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
1653 use it to expand block copies.
1654 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1655 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
1656 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
1658 2010-03-15 Richard Guenther <rguenther@suse.de>
1660 PR tree-optimization/43367
1661 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
1664 2010-03-15 Richard Guenther <rguenther@suse.de>
1666 PR tree-optimization/43317
1667 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
1669 2010-03-15 Martin Jambor <mjambor@suse.cz>
1671 PR tree-optimization/43141
1672 * tree-sra.c (create_abstract_origin): New function.
1673 (modify_function): Call create_abstract_origin.
1675 2010-03-15 Chris Demetriou <cgd@google.com>
1677 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
1680 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1683 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1684 call insert_out_of_ssa_copy for default definitions.
1686 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1688 * graphite-clast-to-gimple.c (my_long_long): Defined.
1689 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1690 * graphite-sese-to-poly.c (my_long_long): Defined.
1691 (scop_ivs_can_be_represented): Use it.
1693 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1695 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1696 graphite-max-bbs-per-function, and loop-block-tile-size.
1697 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1699 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1701 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1703 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1704 forward declaration.
1705 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1706 (add_upper_bounds_from_estimated_nit): New.
1707 (build_loop_iteration_domains): Use it.
1709 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1711 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1713 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1716 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1717 should be an INTEGER_CST. Also handle CASE_CONVERT.
1719 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1721 * graphite.c (graphite_initialize): To bound the number of bbs per
1722 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
1723 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
1724 * doc/invoke.texi: Document it.
1726 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1728 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
1729 * graphite-sese-to-poly.h (build_poly_scop): Same.
1731 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1733 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
1734 the number of parameters in the scop. Use as an upper bound
1735 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
1736 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
1737 * doc/invoke.texi: Document it.
1739 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
1741 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
1742 * doc/c-tree.texi: Remove.
1743 * doc/generic.texi: Merge c-tree.texi here.
1744 * doc/gccint.texi (Trees): Remove menu entry.
1745 (c-tree.texi): Remove @include.
1746 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
1747 * doc/languages.texi (Reading RTL): Ditto.
1749 2010-03-12 Steve Ellcey <sje@cup.hp.com>
1752 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
1754 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1757 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
1758 code added to work around reload clobbering CONST insns.
1760 2010-03-12 Jakub Jelinek <jakub@redhat.com>
1762 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
1763 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
1764 (cselib_preserve_only_values): Remove retain argument, don't
1765 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
1766 * cselib.h (cselib_preserve_only_values): Remove retain argument.
1767 * var-tracking.c (micro_operation): Move insn field before union.
1768 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
1769 (struct variable_tracking_info_def): Remove n_mos field, change
1770 mos into a vector of micro_operations.
1771 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
1772 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
1773 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
1774 changing into a vector.
1775 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
1776 come before all other uops generated by add_stores.
1777 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
1779 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
1780 a vector. Run just one pass over the bbs instead of separate counting
1781 and computation phase.
1782 (vt_finalize): Free VTI (bb)->mos vector instead of array.
1785 * tree-inline.c (remap_decls): Put old_var rather than origin_var
1786 into *nonlocalized_list vector.
1787 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
1788 even if origin is non-NULL.
1789 (gen_variable_die): Likewise.
1790 (process_scope_var): Don't change origin.
1791 (gen_decl_die): Likewise.
1792 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
1793 before adding new edges instead of after it, fix moving over
1796 2010-03-11 David S. Miller <davem@davemloft.net>
1798 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
1800 * configure: Rebuild.
1802 2010-03-11 Martin Jambor <mjambor@suse.cz>
1804 PR tree-optimization/43257
1805 * tree.c (assign_assembler_name_if_neeeded): New function.
1806 (free_lang_data_in_cgraph): Assembler name assignment moved to the
1808 * tree.h (assign_assembler_name_if_neeeded): Declare.
1809 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
1810 the function if needed.
1812 2010-03-11 Chris Demetriou <cgd@google.com>
1814 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
1815 include/stdint-gcc.h, and include/stdint.h world-readable.
1817 2010-03-11 Richard Guenther <rguenther@suse.de>
1819 PR tree-optimization/43255
1820 * tree-vrp.c (process_assert_insertions_for): Do not insert
1821 asserts for trivial conditions.
1823 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1825 PR tree-optimization/43280
1826 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
1827 generation. Move calculation of size out of the if branch.
1828 (find_bswap): Modify compare number generation.
1830 2010-03-11 Richard Guenther <rguenther@suse.de>
1833 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
1834 (input_gimple_stmt): Fixup handled component types during
1835 operand read. Also fix up decls in ADDR_EXPRs.
1837 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
1839 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
1840 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
1842 2010-03-10 Jan Hubicka <jh@suse.cz>
1845 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
1846 * varasm.c (get_variable_section): Don't do that here...
1847 (make_decl_rtl): ... and here.
1848 (do_assemble_alias): Produce decl RTL.
1849 (assemble_alias): Likewise.
1851 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1854 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
1855 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
1857 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
1858 (based_loc_descr): Only express drap or vdrap regno based expressions
1859 using DW_OP_fbreg when not optimizing.
1860 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
1861 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
1862 REG_CFA_SET_VDRAP note.
1864 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
1866 PR tree-optimization/43236
1867 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
1868 error in calculation of base address in reverse iteration case.
1869 (generate_builtin): Take number of latch executions if the statement
1872 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
1875 * tree-eh.c: Include pointer-set.h.
1876 (lower_eh_dispatch): Filter out duplicate case labels and
1877 remove the unneeded edge when the label is unused. Return
1878 true when some edges are removed.
1879 (execute_lower_eh_dispatch): When any lowering resulted in
1880 removing an edge, also delete unreachable blocks.
1882 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1885 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1886 UNSPEC_MACHOPIC_OFFSET.
1888 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
1891 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1892 (m68k_delegitimize_address): New function.
1894 2010-03-09 Jakub Jelinek <jakub@redhat.com>
1897 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
1900 * var-tracking.c (adjust_sets): New function.
1901 (count_with_sets, add_with_sets): Use it.
1902 (get_adjusted_src): New inline function.
1903 (add_stores): Use it.
1906 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
1907 call cselib_dummy_expand_value_rtx_cb instead of
1908 cselib_expand_value_rtx_cb.
1911 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
1912 * config/i386/i386.c: Include debug.h and dwarf2out.h.
1913 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
1914 and .cfi_endproc around the pic thunks.
1915 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
1916 all queued unwind info register saves are saved before the call.
1917 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
1918 considered as sp-=4 for unwind info and the pop as sp+=4 which
1919 also clobbers dest, but doesn't actually restore it.
1922 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
1923 RTX_FRAME_RELATED_P.
1925 2010-03-09 Jie Zhang <jie@codesourcery.com>
1927 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
1928 whitespaces in output template.
1930 2010-03-09 Jie Zhang <jie@codesourcery.com>
1932 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
1935 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1937 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
1938 builtins.exp in a separate job.
1940 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1942 * graphite-sese-to-poly.c (add_param_constraints): Use
1943 lower_bound_in_type and upper_bound_in_type.
1945 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1947 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1948 instead of unsigned_type_node.
1950 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1951 Reza Yazdani <reza.yazdani@amd.com>
1954 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1955 on pointer type parameters.
1957 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1961 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1962 handle conversions from pointer to integers.
1963 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1964 induction variable, to be able to work with code generated by CLooG.
1965 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1966 (build_poly_scop): Bail out if we cannot codegen a loop.
1968 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1970 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1971 code generation with gloog_error.
1973 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1975 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1976 Call fold_convert on all the returned values.
1977 (expand_scalar_variables_expr): Pass to
1978 expand_scalar_variables_ssa_name the type of the resulting expression.
1980 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1982 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1983 ppl_min_for_le_pointset.
1984 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1985 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1987 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1989 * graphite-dependences.c (map_into_dep_poly): Removed.
1990 (dependence_polyhedron_1): Use combine_context_id_scat.
1992 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1994 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1995 (struct poly_bb): Same.
1996 (combine_context_id_scat): New.
1998 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2001 * sese.c (name_defined_in_loop_p): Return false for default
2004 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2006 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
2007 and clean up the logic.
2009 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2011 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
2014 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2016 * var-tracking.c (remove_cselib_value_chains): Define only for
2018 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
2019 delete_slot_part, emit_notes_for_differences_1): Don't call
2020 remove_cselib_value_chains here.
2021 (set_slot_part, emit_notes_for_differences_2): Don't call
2022 add_cselib_value_chains here.
2023 (preserved_values): New vector.
2024 (preserve_value): New function.
2025 (add_uses, add_stores, vt_add_function_parameters): Use it
2026 instead of cselib_preserve_value.
2027 (changed_values_stack): New vector.
2028 (check_changed_vars_0): New function.
2029 (check_changed_vars_1, check_changed_vars_2): Use it.
2030 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
2031 changed_values_stack VALUEs.
2032 (vt_emit_notes): For all preserved_values call
2033 add_cselib_value_chains. If ENABLE_CHECKING call
2034 remove_cselib_value_chains before verifying value_chains is empty.
2035 Initialize and free changed_values_stack.
2036 (vt_initialize): Initialize preserved_values.
2037 (vt_finalize): Free preserved_values.
2039 2010-03-08 Richard Guenther <rguenther@suse.de>
2041 PR tree-optimization/43269
2042 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
2045 2010-03-08 Martin Jambor <mjambor@suse.cz>
2047 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
2048 (ipa_is_param_called): Removed.
2049 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
2050 (ipa_print_node_params): Do not print the called flag.
2051 (ipa_write_node_info): Do not stream the called flag.
2052 (ipa_read_node_info): Likewise.
2054 2010-03-07 Jakub Jelinek <jakub@redhat.com>
2057 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
2058 * cselib.c (struct expand_value_data): Add dummy field.
2059 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
2061 (cselib_dummy_expand_value_rtx_cb): New function.
2062 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
2064 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
2065 * var-tracking.c: Include pointer-set.h.
2066 (variable): Change n_var_parts to char from int. Add
2067 cur_loc_changed and in_changed_variables fields.
2068 (variable_canonicalize): Remove.
2069 (shared_var_p): New inline function.
2070 (unshare_variable): Maintain cur_loc_changed and
2071 in_changed_variables fields. If var was in changed_variables,
2072 replace it there with new_var. Just copy cur_loc instead of
2073 resetting it to something else.
2074 (variable_union): Don't recompute cur_loc. Use shared_var_p.
2075 (dataflow_set_union): Don't call variable_canonicalize.
2076 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
2077 of their DEBUG_EXPR_TREE_DECLs.
2078 (canonicalize_loc_order_check): Verify that cur_loc is NULL
2079 and in_changed_variables and cur_loc_changed is false.
2080 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
2081 and cur_loc_changed. Don't update cur_loc here.
2082 (variable_merge_over_src): Don't call variable_canonicalize.
2083 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
2084 removing loc that is equal to cur_loc, clear cur_loc,
2085 set cur_loc_changed and ensure variable_was_changed is called.
2086 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
2087 compare pointers in cur_loc check, if it is equal to loc,
2088 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
2089 (variable_different_p): Remove compare_current_location argument,
2090 don't compare cur_loc.
2091 (dataflow_set_different_1): Adjust variable_different_p caller.
2092 (variable_was_changed): If dv had some var in changed_variables
2093 already, reset in_changed_variables flag for it and propagate
2094 cur_loc_changed over to the new variable. On empty var
2095 always set cur_loc_changed. Set in_changed_variables on whatever
2096 var is added to changed_variables.
2097 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
2098 Use shared_var_p. When removing loc that is equal to cur_loc,
2099 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
2100 end, don't set it to something else, just call variable_was_changed.
2101 (delete_slot_part): Use shared_var_p. When cur_loc equals to
2102 loc being removed, clear cur_loc and set cur_loc_changed.
2103 Set cur_loc_changed if all locations have been removed.
2104 (struct expand_loc_callback_data): New type.
2105 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
2106 allocated. Always create SUBREGs if simplify_subreg failed.
2107 Prefer to use cur_loc, when that fails and still in
2108 changed_variables (and seen first time) recompute it. Set
2109 cur_loc_changed of variables which had to change cur_loc and
2110 compute elcd->cur_loc_changed if any of the subexpressions used
2111 had to change cur_loc.
2112 (vt_expand_loc): Adjust to pass arguments in
2113 expand_loc_callback_data structure.
2114 (vt_expand_loc_dummy): New function.
2115 (emitted_notes): New variable.
2116 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
2117 that weren't used for any other decl in current
2118 emit_notes_for_changes call call vt_expand_loc_dummy to update
2119 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
2120 first loc_chain location if NULL before. Always use just
2121 cur_loc instead of first loc_chain location. When cur_loc_changed
2122 is false, when not --enable-checking=rtl just don't emit any note.
2123 When rtl checking, compute the note and assert it is the same
2124 as previous note. Clear cur_loc_changed and in_changed_variables
2125 at the end before removing from changed_variables.
2126 (check_changed_vars_3): New function.
2127 (emit_notes_for_changes): Traverse changed_vars to call
2128 check_changed_vars_3 on each changed var.
2129 (emit_notes_for_differences_1): Clear cur_loc_changed and
2130 in_changed_variables. Recompute cur_loc of new_var.
2131 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
2132 (vt_emit_notes): Initialize and destroy emitted_notes.
2134 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
2136 PR rtl-optimization/42220
2137 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
2138 Use verify_reg_tracked to determine if we should use OP_OUT rather
2140 (build_def_use): If we see an in-out operand for a register that we
2141 know nothing about, treat is an output if possible, fail the block if
2144 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2147 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
2150 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2153 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
2154 uses of relevant DEFs that are dead outside the loop too.
2156 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2158 * var-tracking.c (dataflow_set_merge): Swap src and src2.
2160 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2162 * var-tracking.c (values_to_unmark): New variable.
2163 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2164 values_to_unmark vector. Moved body to...
2165 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2166 instead queue it into values_to_unmark vector.
2167 (vt_find_locations): Free values_to_unmark vector.
2169 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
2171 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
2172 (site.exp): Export them when plugins are enabled.
2174 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
2177 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
2179 (chrec_fold_multiply): Same.
2181 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2184 * c-decl.c (build_compound_literal): Return early if init is
2187 2010-03-04 Martin Jambor <mjambor@suse.cz>
2189 PR tree-optimization/43164
2190 PR tree-optimization/43191
2191 * tree-sra.c (type_consists_of_records_p): Reject records with
2192 zero-size bit-fields at the end.
2194 2010-03-04 Mike Stump <mikestump@comcast.net>
2196 * Makefile.in (TAGS): Remove *.y.
2198 2010-03-04 Richard Guenther <rguenther@suse.de>
2200 PR tree-optimization/40761
2201 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
2203 (my_rev_post_order_compute): New function.
2204 (init_pre): Call it.
2206 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
2209 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
2210 decrease the cost of an IV candidate when the cost is infinite.
2212 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2214 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
2215 Use '3DNow!' for the extension of that name, ensure normal space
2217 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2219 2010-03-03 Jeff Law <law@redhat.com>
2221 * PR middle-end/32693
2222 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
2223 than gen_rtx_SUBREG.
2224 (extract_bit_field_1): Likewise.
2226 2010-03-03 Janis Johnson <janis187@us.ibm.com>
2228 * doc/sourcebuild.texi (Test directives): Document that arguments
2229 include-opts and exclude-opts are now optional for dg-skip-if,
2230 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
2232 2010-03-03 Jason Merrill <jason@redhat.com>
2235 * cgraph.h (varpool_node): Add extra_name field.
2236 * varpool.c (varpool_extra_name_alias): New.
2237 (varpool_assemble_decl): Emit extra name aliases.
2238 (varpool_mark_needed_node): Look past an extra name alias.
2239 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
2240 * lto-streamer-in.c (lto_input_tree): Read it.
2241 * lto-streamer-out.c (output_unreferenced_globals): Write it.
2243 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
2245 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
2246 (sparc*-*-solaris2*): ...this.
2248 2010-03-03 Jakub Jelinek <jakub@redhat.com>
2251 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
2252 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
2253 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
2254 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
2257 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
2258 fallthrough to default handling, just with want_address 0 instead of 2.
2259 For single element lists, add_AT_loc directly, otherwise create an
2260 artificial variable DIE and stick location list to it.
2263 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
2264 (VAL_EXPR_HAS_REVERSE): Define.
2265 (reverse_op): New function.
2266 (add_stores): For reversible operations add an extra MO_VAL_USE.
2268 2010-03-02 Jason Merrill <jason@redhat.com>
2270 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
2272 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
2274 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
2275 (sparc64-*-linux*): Likewise.
2276 (sparc64-*-solaris2*): Include assembler files before linker ones.
2277 (sparc-*-solaris2*): Simplify and reorder to match previous case.
2278 * config/sparc/gas.h: Delete.
2279 * config/sparc/sol2-64.h: Add copyright notice.
2280 * config/sparc/sol2-gas-bi.h: Likewise.
2281 * config/sparc/sol2-gld.h: Likewise.
2282 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
2283 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
2284 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
2285 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
2286 (sparc_elf_asm_named_section): Rename into...
2287 (sparc_solaris_elf_asm_named_section): ...this. Always define.
2289 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
2291 * config/alpha/alpha.c (override_options): Fix -mtune error message.
2293 2010-03-02 Jeff Law <law@redhat.com>
2296 * reload1.c (rtx_p, substitute_stack): Declare.
2297 (substitute): Record addresses of changed rtxs.
2298 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
2299 Restore the original rtx when complete.
2300 (reload): Free subsitute_stack when complete.
2302 2010-03-02 Janis Johnson <janis187@us.ibm.com>
2304 * doc/gccint.texi (menu): Add Testsuites as a chapter.
2305 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
2307 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
2308 LTO Testing, gcov Testing, profopt Testing, compat Testing,
2309 Torture Tests): Change from subsection to section.
2311 2010-03-02 Jakub Jelinek <jakub@redhat.com>
2312 Steven Bosscher <steven@gcc.gnu.org>
2314 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
2317 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
2320 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
2321 the assignment from the new induction variable to the assignment
2322 of the value from the original loop PHI function.
2324 2010-03-01 Janis Johnson <janis187@us.ibm.com>
2325 Daniel Jacobowitz <dan@codesourcery.com>
2327 * doc/sourcebuild.texi (Test directives): Clarify options to
2330 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2332 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
2333 Disable cfi directives unless GCC and gas agree on using read-only
2334 .eh_frame sections for 64-bit.
2335 * configure: Regenerate.
2337 2010-03-01 Richard Guenther <rguenther@suse.de>
2339 PR tree-optimization/43220
2340 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
2341 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
2343 2010-03-01 Richard Guenther <rguenther@suse.de>
2344 Martin Jambor <mjambor@suse.cz>
2347 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
2348 gimplified parameters.
2350 2010-03-01 Christian Bruel <christian.bruel@st.com>
2352 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
2354 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
2356 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
2358 2010-03-01 Richard Guenther <rguenther@suse.de>
2361 * expr.c (expand_assignment): Use the alias-oracle to tell
2362 if the rhs aliases the result decl.
2364 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2367 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
2368 to sol_gt_pch_get_address.
2369 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
2370 64-bit, SPARC and x86.
2371 (sol_gt_pch_get_address): New function.
2373 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
2375 * toplev.h (inform_n, error_n): Declare.
2376 * diagnostic.c (inform_n, error_n): New function.
2378 2010-03-01 Jakub Jelinek <jakub@redhat.com>
2380 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
2381 has no rtl yet when processing local_decls, queue it and recheck
2382 if deferred stack allocation hasn't assigned it rtl.
2384 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2386 * config/sh/sh.c (unspec_bbr_uid): New.
2387 (gen_block_redirect): Use it instead of INSN_UID.
2388 (gen_far_branch): Likewise.
2390 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
2392 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
2393 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
2395 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2397 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
2398 (Warning Options): -Wno-conversion-null is valid for
2399 Objective-C++ as well.
2400 * doc/tm.texi (Named Address Spaces): Likewise.
2401 * doc/plugins.texi (Plugins): Replace TABs with spaces.
2402 * doc/tree-ssa.texi (Tree SSA): Likewise.
2404 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2407 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
2408 by default. Don't set the default arch for
2409 i[34567]86-*-darwin*|x86_64-*-darwin*.
2411 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2414 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
2415 default. Set the default 32bit/64bit archs with $with_arch
2416 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
2418 2010-02-27 Richard Guenther <rguenther@suse.de>
2420 PR tree-optimization/43186
2421 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
2422 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
2423 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
2424 unroller iterations.
2426 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2428 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
2429 required and i[34567]86-*-* targets don't support 64bit ISA.
2431 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
2434 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2437 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2439 * config.gcc: Set the default arch at least to Prescott for
2440 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
2441 if SSE math is enabled.
2443 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2445 * diagnostic.c (diagnostic_initialize): Update.
2446 (diagnostic_report_diagnostic): Test inhibit_notes_p for
2448 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
2449 (diagnostic_inhibit_notes): New.
2450 * toplev.c (process_options): inhibit notes with -fcompare-debug.
2452 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2455 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
2456 * doc/standards.texi: Likewise.
2457 * doc/extend.texi: Likewise.
2458 * doc/trouble.texi: Likewise.
2459 * doc/cppopts.texi: Likewise.
2460 * doc/install.texi: Likewise.
2461 * c.opt (std=c90,std=gnu90): New options.
2462 * c-opts.c (c_common_handle_option): Handle them.
2464 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2467 * c-decl.c (undeclared_variable): Use an informative note.
2469 2010-02-26 Richard Guenther <rguenther@suse.de>
2471 PR tree-optimization/43186
2472 * gimple.h (gimple_fold): Remove.
2473 * gimple.c (gimple_fold): Remove. Inline into single user ...
2474 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
2475 Try harder for conditions.
2477 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2480 * function.c (used_types_insert): Don't skip through named pointer
2481 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
2482 and it is different from the main variant's type.
2484 2010-02-26 Nick Clifton <nickc@redhat.com>
2486 * config/rx/rx.md (sminsi3): Remove bogus alternative.
2488 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2490 * config.gcc: Support --with-fpmath=sse for x86.
2492 * config/i386/ssemath.h: New.
2494 * doc/install.texi (--with-fpmath=sse): Documented.
2496 2010-02-26 Richard Guenther <rguenther@suse.de>
2498 PR tree-optimization/43188
2499 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
2500 vector types of over-aligned element type.
2502 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
2505 * config/i386/i386.c (expand_vec_perm_blend): Use correct
2506 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
2508 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
2510 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
2512 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2514 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
2515 * var-tracking.c: Include diagnostic.h.
2516 (debug_dv): New function.
2517 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
2520 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
2521 (add_value_chain, add_value_chains, remove_value_chain,
2522 remove_value_chains): Handle DEBUG_EXPRs.
2523 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
2526 * regcprop.c (struct queued_debug_insn_change): New type.
2527 (struct value_data_entry): Add debug_insn_changes field.
2528 (struct value_data): Add n_debug_insn_changes field.
2529 (debug_insn_changes_pool): New variable.
2530 (free_debug_insn_changes, apply_debug_insn_changes,
2531 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
2532 (kill_value_one_regno): Call free_debug_insn_changes if needed.
2533 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
2535 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
2537 (copyprop_hardreg_forward_1): Don't call apply_change_group for
2538 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
2539 changes, call cprop_find_used_regs via note_stores.
2540 (copyprop_hardreg_forward): When copying vd from predecessor
2541 which has any queued DEBUG_INSN changes, make sure the pointers are
2542 cleared. At the end call df_analyze and then if there are any
2543 DEBUG_INSN changes queued at the end of some basic block for still
2544 live registers, apply them.
2545 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
2547 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
2549 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
2552 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
2554 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
2555 targets. Set the default with_cpu/with_arch from arch/cpu.
2556 Allow x86-64 and native for with_cpu/with_arch.
2558 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
2560 * ebitmap.c: Change calls to verify_popcount with calls to
2561 sbitmap_verify_popcount.
2562 (ebitmap_clear_bit): Fixed map->cacheindex test and
2563 map>cache update when bit clearing results in an empty
2566 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2569 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
2570 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
2571 and support both V2DF and V2DI modes.
2572 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
2573 support both V2DF and V2DI modes.
2574 (general): Delete trailing whitespace from a few patterns.
2576 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2577 V2DF/V2DI interleave high/low builtins.
2579 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
2582 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
2583 interleave high/low functions.
2585 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
2587 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
2588 #pragma extern_prefix.
2590 2010-02-25 Jakub Jelinek <jakub@redhat.com>
2593 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
2594 BLKmode, assert op0 is a MEM and just adjust its mode.
2597 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
2598 if bitpos isn't multiple of mode's bitsize.
2600 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2602 * c.opt (-ftemplate-depth=): New.
2603 (-ftemplate-depth-): Deprecate.
2604 * optc-gen.awk: Handle -ftemplate-depth=.
2605 * opth-gen.awk: Likewise.
2606 * c-opts.c (c_common_handle_option): Likewise.
2607 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
2609 2010-02-24 Jason Merrill <jason@redhat.com>
2611 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
2613 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2615 * cfg.c (alloc_aux_for_block): Remove inline.
2616 (alloc_aux_for_edge): Likewise.
2618 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2620 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
2622 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2624 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
2625 * config/i386/sol2-gas.h: New file.
2626 * config.gcc (i[34567]86-*-solaris2*): Use it.
2628 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2631 * c-typeck.c (ep_convert_and_check): New.
2632 (build_conditional_expr): Use it.
2633 (build_binary_op): Likewise.
2635 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2637 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2640 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2641 bounds even for -O+.
2642 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2643 expr needs to have DECL_NAME set.
2645 2010-02-24 Nick Clifton <nickc@redhat.com>
2647 * config/mep/mep.c: Include gimple.h.
2648 (mep_function_uses_sp): Delete unused function.
2649 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
2650 parameters. Use unsigned integers to count args. Return a
2651 NULL_RTX instead of an error_mark_node. Toidy up formatting.
2653 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2656 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
2657 greater or equal to nelt instead of 2 * nelt.
2658 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
2661 2010-02-23 Jason Merrill <jason@redhat.com>
2664 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
2665 in cfun->local_decls even if they have register types.
2668 * stor-layout.c (place_field): Don't warn about unnecessary
2669 DECL_PACKED if the type is packed.
2671 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2674 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
2675 GOTOFF relocs, even when the base reg isn't pic pointer.
2677 2010-02-23 Michael Matz <matz@suse.de>
2680 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
2681 (expand_gimple_basic_block): Generate and use debug temps if there
2682 are debug uses left after the last real use of TERed ssa names.
2683 Unlink debug immediate uses when they are expanded.
2685 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2688 * config/i386/i386.c (override_options): Reorganise to provide
2689 better error messages.
2691 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2694 * graphite-scop-detection.c (create_single_exit_edge): Move
2695 the call to find_single_exit_edge to....
2696 (create_sese_edges): ...here. Don't handle multiple edges
2697 exiting the function.
2698 (build_graphite_scops): Don't handle multiple edges
2699 exiting the function.
2701 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2704 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
2705 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
2707 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2710 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
2712 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2715 * c-typeck.c (convert_arguments): Print declaration location.
2716 * c-common.c (validate_nargs): Rename as
2717 builtin_function_validate_nargs.
2718 (check_builtin_function_arguments): Update.
2720 2010-02-22 Richard Guenther <rguenther@suse.de>
2723 * tree-inline.c (declare_return_variable): Use the type of
2724 the call stmt lhs if available.
2726 2010-02-22 Duncan Sands <baldrick@free.fr>
2728 * passes.c (register_pass): Always consider all pass lists when
2729 ref_pass_instance_number is zero.
2731 2010-02-22 Richard Guenther <rguenther@suse.de>
2733 PR tree-optimization/42749
2734 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
2735 parameter. Do arithmetic in the original type.
2736 (update_accumulator_with_ops): Likewise.
2737 (adjust_accumulator_values): Adjust.
2739 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2741 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
2742 (QI to BLKmode splitter): New splitter.
2744 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
2746 * config/i386/i386.c (initial_ix86_tune_features): Turn on
2747 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
2749 2010-02-22 Richard Guenther <rguenther@suse.de>
2751 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
2753 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
2755 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
2756 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
2757 ($(T)crti.o, $(T)crtn.o): Remove rules.
2759 2010-02-21 Tobias Burnus <burnus@net-b.de>
2762 * doc/invoke.texi (-fassociative-math): Document that this
2763 option is automatically enabled for Fortran.
2765 2010-02-20 David S. Miller <davem@davemloft.net>
2767 * configure.ac: Test if linker and assembler properly support
2768 GOTDATA_OP relocations.
2769 * configure: Rebuild.
2770 * config.in: Likewise.
2771 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
2772 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
2773 (movsi_high_pic): Likewise.
2774 (movdi_lo_sum_pic): Likewise.
2775 (movdi_high_pic): Likewise.
2776 (movsi_pic_gotdata_op): New pattern.
2777 (movdi_pic_gotdata_op): Likewise.
2778 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
2779 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
2781 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
2784 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
2785 attribute to ssemul.
2786 (xop_mulv2div2di3_high): Ditto.
2788 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2791 * c.opt (Wconversion-null): New option.
2792 * doc/invoke.texi (Wconversion-null): Document.
2794 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2796 * common.opt (Wlarger-than-): Add Undocumented.
2798 2010-02-19 Mike Stump <mikestump@comcast.net>
2800 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
2802 2010-02-19 Jason Merrill <jason@redhat.com>
2805 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
2806 * configure: Likewise.
2808 2010-02-20 Alan Modra <amodra@gmail.com>
2811 * cgraph.h (cgraph_make_decl_local): Declare.
2812 * cgraph.c (cgraph_make_decl_local): New function.
2813 (cgraph_make_node_local): Use it.
2814 * cgraphunit.c (cgraph_function_versioning): Likewise.
2815 * ipa.c (function_and_variable_visibility): Likewise.
2817 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2820 * except.c (sjlj_emit_function_enter): Don't call
2821 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
2823 * rtl.h (add_reg_br_prob_note): Remove prototype.
2825 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2828 * c-common.c (conversion_warning): Remove widening conversions
2829 before checking the conversion of integers to reals.
2831 2010-02-19 Mike Stump <mikestump@comcast.net>
2834 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
2837 * cgraphunit.c (process_function_and_variable_attributes): Check
2838 DECL_PRESERVE_P instead of looking up attribute "used".
2839 * ipa-pure-const.c (check_decl): Likewise.
2840 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
2841 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
2842 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
2843 instead of attribute "used".
2844 * config/sol2-c.c (solaris_pragma_init): Likewise.
2845 (solaris_pragma_fini): Likewise.
2847 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2849 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
2850 Use XCNEW instead of xcalloc.
2851 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
2852 XNEW instead of xmalloc.
2853 (get_fields): Use XNEWVEC instead of xmalloc.
2856 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
2857 populate vars array.
2858 (create_new_general_access): For debug stmts just reset value.
2859 (get_stmt_accesses): For accesses within debug stmts just record them
2860 using add_access_to_acc_sites instead of preventing the peeling or
2861 counting them as accesses.
2864 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
2866 2010-02-19 Richard Guenther <rguenther@suse.de>
2868 PR tree-optimization/42916
2869 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
2872 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
2874 * configure.ac: Replace all uses of changequote in macro arguments
2875 with proper quoting.
2877 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2880 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
2882 2010-02-19 Richard Guenther <rguenther@suse.de>
2884 PR tree-optimization/42944
2885 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
2886 test for aliasing with errno.
2888 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2891 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
2892 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
2893 * dojump.c: Include output.h.
2894 (inv): New inline function.
2895 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
2896 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
2897 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
2898 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
2899 argument, pass it down to other calls.
2900 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
2901 add REG_BR_PROB note to the conditional jump.
2902 * cfgexpand.c (add_reg_br_prob_note): Removed.
2903 (expand_gimple_cond): Don't call it, add the probability
2904 as last argument to jumpif_1/jumpifnot_1.
2905 * Makefile.in (dojump.o): Depend on output.h.
2906 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
2908 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
2909 * stmt.c (do_jump_if_equal): Likewise.
2910 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
2911 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2912 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
2914 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
2915 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
2916 jumpifnot_1 callers.
2917 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
2919 (store_expr): Adjust jumpifnot caller.
2920 (store_constructor): Adjust jumpif caller.
2923 * gimplify.c (gimple_boolify): For __builtin_expect call
2924 gimple_boolify also on its first argument.
2926 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
2928 * configure.ac (gnu-unique-object): Wrap regexps using [] in
2930 (__stack_chk_fail): Ditto. Remove quadrigraphs.
2931 * configure: Regenerated.
2933 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2935 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
2936 lang_hooks.types_compatible_p instead of comptypes.
2938 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
2940 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
2941 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
2942 if __prefer_thumb__ is defined.
2944 2010-02-18 Martin Jambor <mjambor@suse.cz>
2946 PR tree-optimization/43066
2947 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2948 array with zero-sized element type.
2950 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2952 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2953 rtx, allocate struct var_loc_node here and return it to the
2954 caller, and only if it is actually needed.
2955 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2956 move it earlier and return immediately if it returns NULL.
2958 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2960 * config/sparc/gas.h: New file. Restore
2961 TARGET_ASM_NAMED_SECTION to its ELF default.
2962 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2964 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2965 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2966 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2967 after sparc/sysv4.h.
2969 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2971 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2973 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2975 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2976 patterns from predicated pattern.
2978 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
2981 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
2982 for insn mnemonic suffix.
2984 2010-02-17 Richard Guenther <rguenther@suse.de>
2986 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
2989 2010-02-17 Jakub Jelinek <jakub@redhat.com>
2992 * caller-save.c (save_call_clobbered_regs): If BB ends with
2993 a DEBUG_INSN, move any notes in between last real insn and the last
2994 DEBUG_INSN after the last DEBUG_INSN.
2996 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
2998 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
2999 Fix return type. Fix argument type. Explain meaning of return value.
3001 2010-02-16 Richard Guenther <rguenther@suse.de>
3003 PR tree-optimization/41043
3004 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
3005 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
3007 (vrp_visit_phi_node): ... but only for loop PHI nodes.
3009 2010-02-16 Ira Rosen <irar@il.ibm.com>
3011 PR tree-optimization/43074
3012 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
3013 * tree-vect-loop.c (vect_analyze_loop_operations): Add
3014 vectorizable cycles in hybrid SLP check.
3015 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
3017 2010-02-16 Richard Guenther <rguenther@suse.de>
3019 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
3020 (true_dependence): If memrefs_conflict_p computes must-alias
3021 trust it. Move TBAA check after offset-based disambiguation.
3022 (canon_true_dependence): Likewise.
3024 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
3026 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
3027 * doc/invoke.texi: Document it.
3028 * var-tracking.c: Include toplev.h and params.h.
3029 (vt_find_locations): Return bool indicating success. Compute
3030 hash sizes unconditionally. Check new parameter, report.
3031 (variable_tracking_main_1): Check vt_find_locations results and
3032 retry. Renamed from...
3033 (variable_tracking_main): ... this. New wrapper to preserve
3034 flag_var_tracking_assignments.
3035 * Makefile.in (var-tracking.o): Adjust dependencies.
3037 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
3038 Jakub Jelinek <jakub@redhat.com>
3041 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
3042 if weak_import attribute is present.
3043 * config/darwin.c (machopic_select_section): Likewise.
3045 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
3047 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
3048 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
3049 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
3050 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
3052 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
3054 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3057 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
3058 Rewrite text to refer to the names.
3060 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
3062 * config/i386/i386-builtin-types.def
3063 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
3064 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
3065 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
3066 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
3067 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
3068 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
3069 IX86_BUILTIN_VPERMIL2PS256.
3070 (MULTI_ARG_4_DF2_DI_I): Defined.
3071 (MULTI_ARG_4_DF2_DI_I1): Defined.
3072 (MULTI_ARG_4_SF2_SI_I): Defined.
3073 (MULTI_ARG_4_SF2_SI_I1): Defined.
3074 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
3075 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
3076 __builtin_ia32_vpermil2ps256.
3077 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3078 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3079 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
3080 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3081 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3082 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
3083 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
3084 CODE_FOR_xop_vpermil2v8sf3.
3085 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
3086 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
3087 * config/i386/xopintrin.h (_mm_permute2_pd): New.
3088 (_mm256_permute2_pd): New.
3089 (_mm_permute2_ps): New.
3090 (_mm256_permute2_ps): New.
3092 2010-02-15 Nick Clifton <nickc@redhat.com>
3094 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
3095 boolean parameters. Use emit_jump_insn when emitting a pop
3096 instruction containing a return insn.
3097 (push): Use 'true' rather than '1' as second parameter to F.
3098 (h8300_expand_prologue): Likewise.
3099 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
3100 (h8300_expand_epilogue): Likewise.
3102 2010-02-15 Richard Guenther <rguenther@suse.de>
3105 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
3108 2010-02-15 Nick Clifton <nickc@redhat.com>
3110 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
3113 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
3115 * intl.c (fake_ngettext): New function.
3116 * intl.h (fake_ngettext): Declare.
3117 (ngettext): Define macro.
3118 * collect2.c (notice_translated): New function.
3119 (main): Use notice_translated and ngettext.
3120 * collect2.h (notice_translated): Declare.
3122 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
3124 * reorg.c (delete_computation): Comment fixes.
3125 * caller-save.c (setup_save_areas): Idem.
3126 * sel-sched-dump.c (dump_lv_set): Idem.
3129 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3131 * config/s390/s390.c (s390_sched_init): New function.
3132 (TARGET_SCHED_INIT): Target hook defined.
3134 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
3135 Jack Howarth <howarth@bromo.med.uc.edu>
3136 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3139 Partial revert of unintended change in fix for PR41605.
3140 * config/darwin.h: Fix typo.
3141 * config/darwin9.h: Same.
3143 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3145 * c-pch.c (pch_init): Clear v.
3147 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3150 * graphite-scop-detection.c (graphite_can_represent_scev): Call
3151 graphite_can_represent_init for MULT_EXPR.
3153 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3157 * graphite-sese-to-poly.c (remove_phi): New.
3158 (translate_scalar_reduction_to_array): Call remove_phi.
3160 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3163 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
3164 * graphite-clast-to-gimple.h (gloog): Update declaration.
3165 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
3166 * graphite-poly.h (struct poly_bb): Add missing comments.
3167 (struct scop): Add poly_scop_p field.
3169 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
3170 * graphite.c (graphite_transform_loops): Build the polyhedral
3171 representation for each scop before code generation.
3172 * sese.c (rename_variables_in_operand): Removed.
3173 (rename_variables_in_expr): Return the renamed expression.
3174 (rename_sese_parameters): New.
3175 * sese.h (rename_sese_parameters): Declared.
3177 2010-02-11 Richard Guenther <rguenther@suse.de>
3179 PR tree-optimization/42998
3180 * tree-ssa-pre.c (create_expression_by_pieces): Treat
3181 POINTER_PLUS_EXPR properly.
3183 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3184 Changpeng Fang <changpeng.fang@amd.com>
3187 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
3188 the cost of an IV candidate when the IV is used in a test against zero.
3190 * gcc.dg/tree-ssa/ivopts-3.c: New.
3192 2010-02-11 Richard Guenther <rguenther@suse.de>
3195 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
3196 pointer-vs-decl case by swapping refs. Handle some cases
3197 of pointer-vs-decl disambiguations more conservatively.
3198 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
3199 to false after expanding.
3201 2010-02-11 Richard Guenther <rguenther@suse.de>
3204 * gcc.c (process_command): Handle LTO file@offset case more
3207 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3209 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
3210 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
3212 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
3214 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
3215 if MEM's mode size isn't DWARF2_ADDR_SIZE.
3216 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
3217 Optimize eq/ne comparisons when both arguments are known to be
3219 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
3220 Don't mask operands unnecessarily if they are known to be already
3223 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
3225 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
3228 2010-02-10 Richard Guenther <rguenther@suse.de>
3230 PR tree-optimization/43017
3231 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
3232 for wrapping signed arithmetic.
3234 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3237 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
3238 if no debug info should be emitted for it.
3240 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3242 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
3243 note when flag_exceptions is set.
3245 2010-02-10 Duncan Sands <baldrick@free.fr>
3247 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
3249 2010-02-10 Richard Guenther <rguenther@suse.de>
3252 * tree.c (get_unwidened): Handle constants.
3253 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
3255 2010-02-10 Martin Jambor <mjambor@suse.cz>
3258 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
3259 check for variable argument counts independently.
3261 2010-02-10 Christian Bruel <christian.bruel@st.com>
3264 * config/sh/sh.c (find_barrier): Increase length for non delayed
3265 conditional branches.
3267 2010-02-10 Christian Bruel <christian.bruel@st.com>
3269 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
3271 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3273 * builtins.c (set_builtin_user_assembler_name): Also handle
3274 ffs if int is smaller than word.
3276 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
3279 * ira-conflicts.c (get_dup): Remove.
3280 (process_reg_shuffles): Add new parameter. Use it as an
3281 additional guard for copy generation.
3282 (add_insn_allocno_copies): Rewrite.
3284 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
3286 * common.opt (fsched2-use-traces): Preserved for backward
3288 * doc/invoke.texi: Remove the documentation about option
3289 -fsched2-use-traces.
3290 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
3291 flag_sched2_use_traces.
3292 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
3293 the backward compatibility flag section.
3295 2010-02-09 Richard Guenther <rguenther@suse.de>
3297 PR tree-optimization/43008
3298 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
3299 make HEAP variables initialized from global memory if they
3300 are not known builtin functions.
3301 (find_func_aliases): Adjust.
3303 2010-02-09 Richard Guenther <rguenther@suse.de>
3305 PR tree-optimization/43000
3306 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
3307 arithmetic manually.
3309 2010-02-08 Jakub Jelinek <jakub@redhat.com>
3311 PR tree-optimization/42931
3312 * tree-loop-linear.c (try_interchange_loops): Don't call
3313 double_int_mul if estimated_loop_iterations failed.
3315 2010-02-08 Martin Jambor <mjambor@suse.cz>
3318 * tree-sra.c (build_accesses_from_assign): Do not mark in
3319 should_scalarize_away_bitmap if stmt has volatile ops.
3320 (sra_modify_assign): Do not process assigns piecemeal if if stmt
3323 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
3325 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
3327 2010-02-07 Adam Nemet <adambnmet@gmail.com>
3329 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
3332 2010-02-07 Andrew Pinski <pinskia@gmail.com>
3335 * df-core.c (df_finish_pass): Change type of saved_flags to int.
3337 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3340 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
3341 to unknown_dependence.
3342 (graphite_legal_transform_dr): Handle the unknown_dependence.
3343 (graphite_carried_dependence_level_k): Same.
3345 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3347 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
3349 2010-02-07 Richard Guenther <rguenther@suse.de>
3352 * expr.c (get_inner_reference): Always initialize *pbitsize.
3354 2010-02-07 Richard Guenther <rguenther@suse.de>
3357 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
3358 new ARRAY_REFs on variable size element or minimal index arrays.
3360 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
3361 gimple_fold_indirect_ref.
3363 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
3366 * arm.c (arm_override_options): Just return if the user has specified
3367 an invalid fpu name.
3369 2010-02-03 Jason Merrill <jason@redhat.com>
3372 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
3373 i386_pe_maybe_record_exported_symbol.
3375 2010-02-05 Steve Ellcey <sje@cup.hp.com>
3378 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3379 (pa_delegitimize_address): New function.
3381 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
3383 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
3384 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
3386 2010-02-05 Richard Guenther <rguenther@suse.de>
3389 * lto-streamer-in.c (get_resolution): Deal with references
3390 to undefined functions.
3392 2010-02-05 Richard Guenther <rguenther@suse.de>
3394 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
3395 (fold_const_aggregate_ref): Likewise.
3396 (ccp_fold_stmt): Substitute loads.
3397 (maybe_fold_reference): Verify types before substituting.
3399 (fold_gimple_assign): Unshare properly.
3400 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
3402 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
3404 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
3405 for rs6000_gen_cell_microcode.
3407 2010-02-04 Richard Guenther <rguenther@suse.de>
3409 PR rtl-optimization/42952
3410 * dse.c (const_or_frame_p): Remove MEM handling.
3412 2010-02-04 Nick Clifton <nickc@redhat.com>
3414 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
3415 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
3416 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
3417 (mn10300_asm_output_mi_thunk): New function.
3418 (mn10300_can_output_mu_thunk): New function.
3419 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
3420 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
3421 (FUNCTION_ARG): Delete incorrect comment.
3423 2010-02-03 Jason Merrill <jason@redhat.com>
3426 * fold-const.c (operand_equal_p): Handle erroneous types.
3428 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3430 * config/h8300/h8300.md (can_delay): Fix attibute condition.
3432 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
3434 PR rtl-optimization/42941
3435 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
3438 2010-02-03 Jason Merrill <jason@redhat.com>
3441 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
3443 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
3446 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
3447 (cselib_reset_table): Renamed from...
3448 (cselib_reset_table_with_next_value): ... this.
3449 (cselib_get_next_uid): Renamed from...
3450 (cselib_get_next_unknown_value): ... this.
3451 * cselib.c (next_uid): Renamed from...
3452 (next_unknown_value): ... this.
3453 (cselib_clear_table): Adjust.
3454 (cselib_reset_table): Adjust. Renamed from...
3455 (cselib_reset_table_with_next_value): ... this.
3456 (cselib_get_next_uid): Adjust. Renamed from...
3457 (cselib_get_next_unknown_value): ... this.
3458 (get_value_hash): Use hash.
3459 (cselib_hash_rtx): Likewise.
3460 (new_cselib_val): Adjust. Set and dump uid.
3461 (cselib_lookup_mem): Pass next_uid as hash.
3462 (cselib_subst_to_values): Likewise.
3463 (cselib_log_lookup): Dump uid.
3464 (cselib_lookup): Pass next_uid as hash. Adjust.
3465 (cselib_process_insn): Adjust.
3466 (cselib_init): Initialize next_uid.
3467 (cselib_finish): Adjust.
3468 (dump_cselib_table): Likewise.
3469 * dse.c (canon_address): Dump value uid.
3470 * print-rtl.c (print_rtx): Print value uid.
3471 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
3473 (dv_uid): New function, sort of renamed from...
3474 (dv_htab_hash): ... this, reimplemented in terms of it and...
3475 (dv_uid2hash): ... this. New.
3476 (variable_htab_eq): Drop excess assertions.
3477 (tie_break_pointers): Removed.
3478 (canon_value_cmp): Compare uids.
3479 (variable_post_merge_New_vals): Print uids.
3480 (vt_add_function_parameters): Adjust.
3481 (vt_initialize): Reset table. Adjust.
3483 2010-02-03 Richard Guenther <rguenther@suse.de>
3485 PR tree-optimization/42944
3486 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
3487 (call_may_clobber_ref_p_1): Likewise. Properly handle