1 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
4 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
5 (main_tree_if_conversion): Update call to tree_if_conversion.
7 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10 * doc/invoke.texi (-b,-V): Delete.
11 * doc/tm.texi: Do not mention -b.
12 * gcc.c (display_help): Delete -b and -V.
13 (process_command): Delete -b and -V.
14 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
16 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
17 Wolfgang Gellerich <gellerich@de.ibm.com>
19 Implement target hook for loop unrolling
20 * target.h (loop_unroll_adjust): Add a new target hook function.
21 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
22 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
23 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
24 (s390_loop_unroll_adjust): Implement the new target hook for s390.
25 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll target hook
26 (decide_unroll_stupid): Likewise.
28 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
31 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
33 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
35 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
36 (Specific, *-*-solaris2*): Likewise.
37 Don't prefer Sun as over GNU as.
39 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
41 * config/s390/s390.c (override_options): Adjust the z10
42 defaults for max-unroll-times, max-completely-peeled-insns
43 and max-completely-peel-times.
45 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
47 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
49 (s390_expand_setmem): Likewise.
50 (s390_expand_cmpmem): Likewise.
52 2010-04-08 Richard Guenther <rguenther@suse.de>
54 PR tree-optimization/43679
55 * tree-ssa-pre.c (eliminate): Only propagate copies.
57 2010-04-08 Jakub Jelinek <jakub@redhat.com>
60 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
61 set but not used variable warning.
63 2010-04-08 Wei Guozhi <carrot@google.com>
66 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
67 (arm_size_rtx_costs): Call the new function when optimized for size.
69 2010-04-08 Jakub Jelinek <jakub@redhat.com>
72 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
73 op0 is not a MEM, just return NULL instead of assertion
75 (discover_nonconstant_array_refs): Don't walk debug stmts.
77 2010-04-08 Doug Kwan <dougkwan@google.com>
79 * configure.ac: Recognize gold and do not use its version number
81 * configure: Regenerate.
83 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
86 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
87 (negate_value): Move code to push elements to broken_up_substracts ...
88 (eliminate_plus_minus_pair): ... here. Push operands that have no
89 negative pair to plus_negates.
90 (repropagate_negates, init_reassoc, fini_reassoc): Update.
92 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
94 * doc/install.texi (Configuration): Move description of
95 --enable-lto, --with-libelf*, --enable-gold from Java section to
98 * doc/generic.texi (Working with declarations)
99 (Function Properties, C and C++ Trees): Fix typos.
100 * doc/sourcebuild.texi (Top Level): Likewise.
102 2010-04-07 Jakub Jelinek <jakub@redhat.com>
105 * tree.h (DECL_READ_P): Define.
106 (struct tree_decl_common): Add decl_read_flag.
107 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
108 a set but not used warning.
109 (merge_decls): Merge DECL_READ_P flag.
110 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
111 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
112 * c-common.c (handle_used_attribute, handle_unused_attribute):
114 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
116 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
118 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
119 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
120 c_parser_binary_expression, c_parser_cast_expression,
121 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
122 Call default_function_array_read_conversion instead of
123 default_function_array_conversion where needed.
124 (c_parser_unary_expression, c_parser_conditional_expression,
125 c_parser_postfix_expression_after_primary, c_parser_initelt):
126 Likewise. Call mark_exp_read where needed.
127 (c_parser_statement_after_labels, c_parser_asm_operands,
128 c_parser_typeof_specifier, c_parser_sizeof_expression,
129 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
131 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
133 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
134 (warn_unused_but_set_parameter): Default to warn_unused
136 * doc/invoke.texi: Document -Wunused-but-set-variable and
137 -Wunused-but-set-parameter.
139 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
141 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
142 when operandN variables aren't used in the body of the expander
144 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
145 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
146 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
147 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
148 FOR_EACH_IMM_USE_ON_STMT): Likewise.
149 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
150 * tree.c (PROCESS_ARG): Likewise.
152 2010-04-07 Simon Baldwin <simonb@google.com>
154 * diagnostic.h (diagnostic_override_option_index): New macro to
155 set a diagnostic's option_index.
156 * c-tree.h (c_cpp_error): Add warning reason argument.
157 * opts.c (_warning_as_error_callback): New.
158 (register_warning_as_error_callback): Store callback for
159 warnings enabled via enable_warning_as_error.
160 (enable_warning_as_error): Call callback, minor code tidy.
161 * opts.h (register_warning_as_error_callback): Declare.
162 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
163 response to -Werror=.
164 (c_common_init_options): Register warning_as_error_callback in opts.c.
165 * common.opt: Add -Wno-cpp option.
166 * c-common.c (struct reason_option_codes_t): Map cpp warning
167 reason codes to gcc option indexes.
168 * (c_option_controlling_cpp_error): New function, lookup the gcc
169 option index for a cpp warning reason code.
170 * (c_cpp_error): Add warning reason argument, call
171 c_option_controlling_cpp_error for diagnostic_override_option_index.
172 * doc/invoke.texi: Document -Wno-cpp.
174 2010-04-07 Richard Guenther <rguenther@suse.de>
176 * ipa-reference.c (mark_load): Use get_base_address.
177 (mark_store): Likewise.
179 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
180 inserting GIMPLE_NOPs into the IL.
181 * tree-ssa-structalias.c (get_constraint_for_component_ref):
182 Explicitly strip handled components and indirect references.
184 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
185 folding address expressions.
186 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
187 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
188 operand_equal_p to compare decls.
189 (ptr_deref_may_alias_decl_p): Likewise.
190 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
191 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
192 Handle reversed comparison ops.
193 * tree-sra.c (asm_visit_addr): Use get_base_address.
194 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use
196 * ipa-reference.c (mark_address): Use get_base_address.
198 2010-04-07 Richard Guenther <rguenther@suse.de>
200 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
201 Propagate constants everywhere.
203 2010-04-07 Jakub Jelinek <jakub@redhat.com>
206 * tree.c (MAX_INT_CACHED_PREC): Define.
207 (nonstandard_integer_type_cache): New array.
208 (build_nonstandard_integer_type): Cache results for precision
209 <= MAX_INT_CACHED_PREC.
211 2010-04-07 Richard Guenther <rguenther@suse.de>
213 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
214 -fargument-noalias-global, -fargument-noalias-anything): Remove.
215 * common.opt: Likewise.
216 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust
218 * alias.c (base_alias_check): Remove flag_argument_noalias
220 (nonoverlapping_memrefs_p): Likewise.
221 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
222 * opts.c (common_handle_option): Handle OPT_fargument_alias,
223 OPT_fargument_noalias, OPT_fargument_noalias_anything and
224 OPT_fargument_noalias_global for backward compatibility.
226 2010-04-07 Richard Guenther <rguenther@suse.de>
228 PR tree-optimization/43270
229 * tree-vrp.c (check_array_ref): Fix flexible array member
231 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
232 * tree-ssa-pre.c (phi_translate_1): Adjust.
233 (fully_constant_expression): Split out vn_reference handling to ...
234 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
235 Fold reads from constant strings.
236 (vn_reference_lookup): Handle fully constant references.
237 (vn_reference_lookup_pieces): Likewise.
238 * Makefile.in (expmed.o-warn): Add -Wno-error.
240 2010-04-07 Martin Jambor <mjambor@suse.cz>
242 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
244 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
247 * gcc.c: Add -static-libstdc++ to list of recognized options.
249 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
251 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to
254 2010-04-07 Richard Guenther <rguenther@suse.de>
257 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with
258 pointer bases build simple mem attributes to retain
259 points-to information.
261 2010-04-07 Richard Guenther <rguenther@suse.de>
264 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
265 preserve points-to related information.
267 2010-04-07 Richard Guenther <rguenther@suse.de>
270 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
271 discard plain indirect references.
272 * fold-const.c (operand_equal_p): Guard against NULL_TREE
274 * tree.c (tree_nop_conversion): Likewise.
276 2010-04-07 Dodji Seketeli <dodji@redhat.com>
279 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
281 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
283 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
284 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
286 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
288 * tree-if-conv.c: Fix indentation and comments.
290 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
292 * tree-if-conv.c: Sort static functions in topological order.
294 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
296 * tree-if-conv.c: Fix indentation and comments.
298 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
301 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
302 lang_hooks.types.type_for_size instead of build_nonstandard_integer_type.
303 When converting an unsigned type to signed, double its precision.
304 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
305 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
306 (graphite_create_new_loop_guard): When ub + 1 wraps around, use lb <= ub.
308 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
311 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
312 POINTER_PLUS_EXPR for pointer types.
314 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
317 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
318 * graphite-clast-to-gimple.c: Include langhooks.h.
319 (max_signed_precision_type): New.
320 (max_precision_type): Takes two types as arguments.
321 (precision_for_value): New.
322 (precision_for_interval): New.
323 (gcc_type_for_interval): New.
324 (gcc_type_for_value): New.
325 (gcc_type_for_clast_term): New.
326 (gcc_type_for_clast_red): New.
327 (gcc_type_for_clast_bin): New.
328 (gcc_type_for_clast_expr): Split up into several functions.
329 (gcc_type_for_clast_eq): Rewritten.
330 (compute_bounds_for_level): New.
331 (compute_type_for_level_1): New.
332 (compute_type_for_level): New.
333 (gcc_type_for_cloog_iv): Removed.
334 (gcc_type_for_iv_of_clast_loop): Rewritten.
335 (graphite_create_new_loop): Compute the lower and upper bound types
336 with gcc_type_for_clast_expr.
337 (graphite_create_new_loop_guard): Same.
338 (find_cloog_iv_in_expr): Removed.
339 (compute_cloog_iv_types_1): Removed.
340 (compute_cloog_iv_types): Removed.
341 (gloog): Do not call compute_cloog_iv_types.
342 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
344 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
345 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
346 (GBB_CLOOG_IV_TYPES): Removed.
348 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
350 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
351 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
352 (detect_commutative_reduction): Same.
354 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
356 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
357 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
359 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
360 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
361 (rewrite_commutative_reductions_out_of_ssa): Same.
362 * passes.c (execute_function_todo): Call verify_ssa for every pass
363 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
364 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
365 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
366 with an extra argument.
367 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
368 verify_ssa only when the extra argument is true.
369 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
370 with an extra argument.
371 (tree_transform_and_unroll_loop): Same.
373 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
375 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
376 for all the passes of the LNO having LOOP_CLOSED_SSA.
377 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
378 * tree-loop-distribution.c (pass_loop_distribution): Same.
379 * tree-pass.h (TODO_verify_loops): Removed.
380 * tree-ssa-loop.c (pass_tree_loop_init): Same.
382 (pass_tree_unswitch): Same.
383 (pass_predcom): Same.
384 (pass_vectorize): Same.
385 (pass_linear_transform): Same.
386 (pass_graphite_transforms): Same.
387 (pass_iv_canon): Same.
388 (pass_complete_unroll): Same.
389 (pass_complete_unrolli): Same.
390 (pass_parallelize_loops): Same.
391 (pass_loop_prefetch): Same.
392 (pass_iv_optimize): Same.
394 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
397 * passes.c (init_optimization_passes): Move pass_lim before
398 pass_copy_prop and pass_dce_loop.
400 2010-04-06 Jakub Jelinek <jakub@redhat.com>
403 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
404 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
405 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
406 MULTI_* defines for 4 argument vpermil2p* builtins.
408 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
410 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
411 * config/i386/i386.c (x86_maybe_negate_const_int): New.
412 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
413 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
414 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
415 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
416 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
417 Use x86_maybe_negate_const_int to output insn mnemonic.
418 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
419 check from instruction predicate. Update comments.
420 * config/i386/sync.md (sync_add<mode>): Use
421 x86_maybe_negate_const_int to output insn mnemonic.
423 2010-04-06 Jan Hubicka <jh@suse.cz>
425 PR tree-optimization/42906
426 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
427 IGNORE_SELF argument. Set visited_control_parents for fully
429 (find_obviously_necessary_stmts): Update call of
430 mark_control_dependent_edges_necessary.
431 (propagate_necessity): Likewise. Handle PHI edges more curefully.
433 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
435 * config/i386/i386.md: Remove comment about 'e' and 'E'
438 2010-04-06 Richard Guenther <rguenther@suse.de>
440 PR tree-optimization/43627
441 * tree-vrp.c (extract_range_from_unary_expr): Widenings
442 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
445 2010-04-06 Jakub Jelinek <jakub@redhat.com>
447 * BASE-VER: Change to 4.6.0.
450 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
453 2010-04-06 Richard Guenther <rguenther@suse.de>
456 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
458 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
460 * doc/invoke.texi (Optimize Options): Document that LTO
461 won't remove object access purely due to incompatible
464 2010-04-04 Matthias Klose <doko@ubuntu.com>
466 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
469 2010-04-03 Richard Guenther <rguenther@suse.de>
472 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
473 require a non-NULL MEM_OFFSET.
475 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
477 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
478 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
479 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
480 config/alpha/predicates.md, config/arm/arm.md,
481 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
482 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
483 config/darwin9.h, config/darwin.c, config/darwin.h,
484 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
485 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
486 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
487 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
488 config/mips/mips.md, config/mn10300/mn10300.c,
489 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
490 config/rs6000/aix.h, config/rs6000/dfp.md,
491 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
492 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
493 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
494 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
495 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
496 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
497 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
498 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
499 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
500 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
501 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
502 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
503 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
504 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
505 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
506 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
507 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
508 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
509 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
510 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
511 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
512 opt-functions.awk, opth-gen.awk, params.def, passes.c,
513 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
514 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
515 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
516 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
517 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
518 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
519 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
520 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
521 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
522 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
523 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
524 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
525 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
526 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
528 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
531 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
532 * aclocal.m4: Regenerate.
534 2010-04-02 Richard Guenther <rguenther@suse.de>
536 PR tree-optimization/43629
537 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
538 if we have seen a constant value.
540 2010-04-02 Joseph Myers <joseph@codesourcery.com>
542 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for
545 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
548 * arm.c (legitimize_tls_address): Adjust call to
549 gen_tls_load_dot_plus_four.
550 (arm_note_pic_base): New function.
551 (arm_cannot_copy_insn_p): Use it.
552 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
555 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
560 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
562 * Makefile.in ($(out_object_file)): Depend on
563 gt-$(basename $(notdir $(out_file))).h.
565 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
567 * config.gcc (lm32-*-rtems*): Add t-lm32.
569 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
571 * config.gcc: Add lm32-*-rtems*.
572 * config/lm32/rtems.h: New file.
574 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
577 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
579 2010-04-01 Jakub Jelinek <jakub@redhat.com>
581 * dwarf2out.c (output_compilation_unit_header): For
582 -gdwarf-4 use version 4 instead of version 3.
583 (output_line_info): For version 4 and above emit additional
584 maximum ops per insn header field.
585 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
587 * dwarf2out.c (is_c_family, is_java): Remove.
588 (lower_bound_default): New function.
589 (add_bound_info, gen_descr_array_type_die): Use it.
591 2010-04-01 Dodji Seketeli <dodji@redhat.com>
594 * dwarf2out.c (gen_variable_die): Allow debug info for variable
595 re-declaration when it happens in a function.
597 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
599 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
600 (cgraph_remove_function_insertion_hook): Same.
601 (cgraph_call_function_insertion_hooks): Same.
603 2010-04-01 Richard Guenther <rguenther@suse.de>
606 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
607 and TREE_THIS_VOLATILE.
608 (copy_ref_info): Likewise.
609 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
610 * tree.c (build6_stat): Ignore side-effects of all but arg5
611 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
614 2010-04-01 Richard Guenther <rguenther@suse.de>
616 PR tree-optimization/43607
617 * ipa-type-escape.c (check_call): Do not access non-existing
620 2010-04-01 Richard Guenther <rguenther@suse.de>
624 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
625 Jack Howarth <howarth@bromo.med.uc.edu>
627 * tree-profile.c (tree_init_ic_make_global_vars): Make static
630 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
632 * doc/install.texi (Prerequisites): Document libelf usability on
633 IRIX 5/6 and Solaris 2.
634 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
635 Update GNU as, GNU ld requirements.
636 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
637 Document Sun Studio compiler download.
638 Update and simplify as, ld recommendations.
639 (Specific, *-*-solaris2.7): Note obsoletion, removal.
641 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
643 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
644 with_tune_32 to pentium4.
646 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
648 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
650 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
652 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
655 Document GNU as requirement.
656 Update configure requirements.
657 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion,
659 Recomment IRIX 6.5.18+.
660 Document IDF/IDL requirement.
661 Document GNU as requirement.
662 Document GNU ld bootstrap failure.
663 Remove freeware.sgi.com reference.
665 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
667 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
668 UNIX V4.0, V5.0 obsoletion, removal.
669 Remove --with-gc=simple reference.
670 Update VM requirements during bootstrap.
671 Remove -oldas bootstrap description.
672 Update binutils reference.
673 Remove comparison failure note.
675 2010-03-31 Richard Guenther <rguenther@suse.de>
676 Zdenek Dvorak <ook@ucw.cz>
677 Sebastian Pop <sebastian.pop@amd.com>
680 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
681 with multiple arguments.
682 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
684 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
686 * graphite-dependences.c (print_pddr): Call print_pdr with an
688 * graphite-poly.c (debug_pdr): Add an extra argument for the
691 (print_pbb_domain): Same.
693 (print_scop_context): Same.
696 (debug_pbb_domain): Same.
700 (debug_scop_context): Same.
703 (print_scop_params): Same.
704 (debug_scop_params): Same.
705 (print_iteration_domain): Same.
706 (print_iteration_domains): Same.
707 (debug_iteration_domain): Same.
708 (debug_iteration_domains): Same.
709 (print_scattering_function): Same.
710 (print_scattering_functions): Same.
711 (debug_scattering_function): Same.
712 (debug_scattering_functions): Same.
713 * graphite-poly.h (debug_pdr): Update declaration.
715 (print_pbb_domain): Same.
717 (print_scop_context): Same.
720 (debug_pbb_domain): Same.
724 (debug_scop_context): Same.
727 (print_scop_params): Same.
728 (debug_scop_params): Same.
729 (print_iteration_domain): Same.
730 (print_iteration_domains): Same.
731 (debug_iteration_domain): Same.
732 (debug_iteration_domains): Same.
733 (print_scattering_function): Same.
734 (print_scattering_functions): Same.
735 (debug_scattering_function): Same.
736 (debug_scattering_functions): Same.
738 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
740 * graphite-poly.c (print_scattering_function_1): New.
741 (print_scattering_function): Call it.
742 (print_scop_params): Remove spaces at the end of lines.
745 * graphite-poly.h (print_cloog): Declared.
746 (debug_cloog): Declared.
748 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
750 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
752 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
753 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
754 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
755 to switch between adding the IV bump in loop->latch or in loop->header.
757 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
759 * graphite-poly.c (print_scattering_function): Pretty print following
762 (print_pbb_domain): Same.
763 (dump_gbb_cases): Same.
764 (dump_gbb_conditions): Same.
767 (print_scop_params): Same.
768 (print_scop_context): Same.
770 (print_pbb_body): New.
771 (lst_indent_to): New.
772 (print_lst): Start new lines with a #.
773 * graphite-poly.h (pbb_bb): New.
774 (pbb_index): Use pbb_bb.
775 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
777 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
779 2010-03-31 Jakub Jelinek <jakub@redhat.com>
781 * dwarf2out.c (size_of_die): For -gdwarf-4 use
782 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
783 and 0 instead of 1 for dw_val_class_flag.
784 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
785 dw_val_class_range_list, dw_val_class_loc_list,
786 dw_val_class_lineptr and dw_val_class_macptr, use
787 DW_FORM_flag_present for dw_val_class_flag and
788 DW_FORM_exprloc for dw_val_class_loc.
789 (output_die): For -gdwarf-4 print dw_val_class_loc
790 size as uleb128 instead of 1 or 2 bytes and don't print
791 anything for dw_val_class_flag.
793 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
794 instead of cselib_lookup following by tweaking locs->setting_insn.
797 * cselib.c (cselib_process_insn): Clear cselib_current_insn
798 even before returning from label, setjmp call or volatile asm
801 2010-03-31 Richard Guenther <rguenther@suse.de>
804 * cgraphunit.c (cgraph_output_in_order): Do not allocate
805 temporary data on stack.
807 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
809 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
810 (PUSHSECTION_ASM_OP): Remove.
811 (POPSECTION_ASM_OP): Remove.
812 (PUSHSECTION_FORMAT): Remove.
813 * config/sol2.h (PUSHSECTION_FORMAT): Define.
814 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
815 * config/sol2.c (solaris_output_init_fini): Use it.
817 2010-03-31 Jie Zhang <jie@codesourcery.com>
820 * opt-functions.awk (var_type_struct): Use signed char type
821 for simple variables.
823 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
825 * config/sol2.c: Include output.h.
826 (solaris_assemble_visibility): New function.
827 * config/t-sol2 (sol2.o): Add output.h dependency.
828 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
829 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
832 2010-03-31 Jakub Jelinek <jakub@redhat.com>
835 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
836 V2SImode or XFmode on PRE_DEC.
839 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
842 2010-03-31 Jie Zhang <jie@codesourcery.com>
845 * reload.h (caller_save_initialized_p): Declare.
846 * toplev.c (backend_init_target): Don't call
847 init_caller_save but set caller_save_initialized_p to false.
848 * caller-save.c (caller_save_initialized_p): Define.
849 (init_caller_save): Check caller_save_initialized_p.
850 * ira.c (ira): Call init_caller_save if flag_caller_saves.
852 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
855 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
856 and soft-fp/t-softfp to tmake_file.
857 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
858 (LIBGCC2_TF_CEXT): Define.
861 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
864 * cselib.c (n_useless_values): Document handling of debug locs.
865 (n_useless_debug_values, n_debug_values): New variables.
866 (new_elt_loc_list): Don't add to debug values, keep count.
867 (promote_debug_loc): New.
868 (cselib_reset_table): Zero new variables.
869 (entry_and_rtx_equal_p): Promote debug locs.
870 (discard_useless_locs): Increment n_useless_debug_values for
872 (remove_useless_values): Adjust n_useless_values and n_debug_values
873 with n_useless_debug_values.
874 (add_mem_for_addr): Promote debug locs.
875 (cselib_lookup_mem): Likewise.
876 (cselib_lookup_addr): Renamed to...
877 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
878 (cselib_log_lookup): ... this. Turn into...
879 (cselib_lookup_addr): ... new wrapper.
880 (cselib_lookup_from_insn): New.
881 (cselib_invalidate_regno): Increment n_useless_debug_values for
883 (cselib_invalidate_mem): Likewise.
884 (cselib_process_insn): Take n_deleted and n_debug_values into
885 account to guard remove_useless_value call.
886 (cselib_finish): Zero n_useless_debug_values.
887 * cselib.h (cselib_lookup_from_insn): Declare.
888 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
889 (sched_analyze_2): Likewise.
891 2010-03-30 Jakub Jelinek <jakub@redhat.com>
893 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
895 (adjust_mems): Replace narrowing SUBREG of expression containing
896 just PLUS, MINUS, MULT and ASHIFT of registers and constants
897 with operations in the narrower mode.
900 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
901 regs_invalidated_by_call instead all call_used_reg_set registers.
903 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
906 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
907 pointer comparisons with types_compatible_p.
908 * tree-vect-stmts.c (vectorizable_call): Same.
909 (vectorizable_condition): Same.
911 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
913 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
914 stack check if the mask would be zero.
916 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
917 Jack Howarth <howarth@bromo.med.uc.edu>
919 * tree-profile.c (tree_init_ic_make_global_vars): Make static
922 2010-03-30 Joseph Myers <joseph@codesourcery.com>
925 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
927 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
928 Include ___unordxf2 and ___unordtf2.
929 * config/i386/libgcc-glibc.ver: Do not define inheritance from
932 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
934 * config/lm32/t-lm32: New file.
935 * config.gcc: Use the above file when targetting lm32.
937 2010-03-28 Duncan Sands <baldrick@free.fr>
939 * Makefile.in (PLUGIN_HEADERS): Add except.h.
941 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
944 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
945 Improve vectorization cost model diagnostic.
947 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
950 * tree-vect-data-refs.c (vect_analyze_data_refs): When
951 compute_data_dependences_for_loop returns false, early exit
952 and output an extra diagnostic for the failed data reference
955 2010-03-29 Richard Guenther <rguenther@suse.de>
957 PR tree-optimization/43560
958 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
959 (can_sm_ref_p): Treat stores to readonly locations as trapping.
961 2010-03-29 Jie Zhang <jie@codesourcery.com>
964 * toplev.c (process_options): Set optimization_default_node
965 and optimization_current_node.
966 * opts.c (decode_options): Don't set optimization_default_node
967 and optimization_current_node.
969 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
971 * config/rtems.h: Abandon -qrtems_debug.
973 2010-03-28 Jan Hubicka <jh@suse.cz>
975 PR tree-optimization/43505
976 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
977 map should not be copied.
979 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
982 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
983 cdtors, set DECL_PRESERVE_P.
984 * ipa.c (cgraph_externally_visible_p): Return true if declaration
987 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
989 PR tree-optimization/43528
990 * stor-layout.c (place_field): Check that constant fits into
991 unsigned HWI when skipping calculation of MS bitfield layout.
993 2010-03-27 Jan Hubicka <jh@suse.cz>
996 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
997 notice_global_symbol work.
999 2010-03-27 Jakub Jelinek <jakub@redhat.com>
1001 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
1002 instead of dwarf2out_decl.
1003 (struct var_loc_node): Remove section_label field.
1004 (dwarf2out_function_decl): New function.
1005 (dwarf2out_var_location): Don't set section_label field.
1006 (dwarf2out_begin_function): Don't empty decl_loc_table here.
1008 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1010 PR tree-optimization/43544
1011 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1012 First argument for builtin vectorized function hook is now a
1013 tree to be able to distinguish between machine specific and
1015 * targhooks.c (default_builtin_vectorized_function): Ditto.
1016 * targhooks.h (default_builtin_vectorized_function): Ditto.
1017 * target.h (struct gcc_target): Ditto.
1018 * tree-vect-stmts.c (vectorizable_function): Ditto.
1019 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
1020 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1023 2010-03-26 Joseph Myers <joseph@codesourcery.com>
1026 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
1027 nested binding iff it is a FUNCTION_DECL.
1028 (store_parm_decls_newstyle): Pass nested=true to bind for
1029 FUNCTION_DECLs amongst parameters.
1031 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1033 * var-tracking.c (vt_expand_loc_callback): Don't run
1034 cselib_expand_value_rtx_cb in dummy mode if
1035 cselib_dummy_expand_value_rtx_cb returned false.
1037 * var-tracking.c (emit_note_insn_var_location): For one part
1038 notes with offset 0, don't add EXPR_LIST around the location.
1039 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
1040 add_location_or_const_value_attribute): Adjust for that change.
1043 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
1044 into first operand and location into second.
1045 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
1046 dw_cfi_oprnd_loc for DW_CFA_expression.
1047 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
1048 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
1049 assume first argument is regnum and second argument is location.
1051 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1054 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1055 of scratch register to DImode. Split to DImode comparison operator.
1056 Use SImode subreg of scratch register in the multiplication.
1057 (*cmp_sadd_sidi): Ditto.
1058 (*cmp_ssub_si): Ditto.
1059 (*cmp_ssub_sidi): Ditto.
1061 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1064 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
1065 Remove invalid assert and wrong comment.
1067 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1070 * flags.h (final_insns_dump_p): New extern.
1071 * final.c (final_insns_dump_p): New variable.
1072 (rest_of_clean_state): Set it before -fdump-final-insns=
1073 dumping, clear afterwards.
1074 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
1075 MEM_ALIAS_SET on MEMs.
1077 2010-03-26 David S. Miller <davem@davemloft.net>
1079 * configure.ac: Fix sparc GOTDATA_OP bug check.
1080 * configure: Rebuild.
1082 2010-03-26 Alan Modra <amodra@gmail.com>
1084 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
1086 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1088 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
1089 TLS_SECTION_ASM_FLAG.
1091 2010-03-25 Jakub Jelinek <jakub@redhat.com>
1094 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
1095 Clear first_function_block_is_cold.
1098 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
1099 argument if the argument is truth_value_p.
1101 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1103 * config/rs6000/constraints.md: Update copyright year for my changes.
1106 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
1107 used in reg+reg addressing, swap registers.
1109 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1112 * target.h (struct gcc_target): Add code_end hook.
1113 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
1115 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
1116 * toplev.c (compile_file): Call targetm.asm_out.code_end
1117 hook before unwind info/debug info output.
1118 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
1119 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
1120 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1121 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
1122 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1123 * config/i386/i386.c (ix86_file_end): Renamed to...
1124 (ix86_code_end): ... this. Make static. Don't call
1125 file_end_indicate_exec_stack. Emit unwind info using
1126 final_start_function/final_end_function.
1127 (darwin_x86_file_end): Remove.
1128 (TARGET_ASM_CODE_END): Define.
1129 * config/i386/i386.h (TARGET_ASM_FILE_END,
1130 NEED_INDICATE_EXEC_STACK): Don't define.
1131 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
1132 (TARGET_ASM_FILE_END): Define to darwin_file_end.
1133 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
1134 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
1137 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
1138 at the beginning and final_end_function at the end.
1139 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1141 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1143 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
1144 and Sun as TLS syntax.
1145 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
1146 * configure: Regenerate.
1147 * config.in: Regenerate.
1148 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
1149 (default_elf_asm_named_section): Use it.
1150 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
1151 (i386_output_dwarf_dtprel): Likewise.
1152 (output_addr_const_extra): Likewise.
1153 (output_pic_addr_const): Lowercase @GOTTPOFF.
1154 (output_addr_const_extra): Likewise.
1155 (output_pic_addr_const): Lowercase @GOTNTPOFF.
1156 (output_addr_const_extra): Likewise.
1157 (output_pic_addr_const): Lowercase @INDNTPOFF.
1158 (output_addr_const_extra): Likewise.
1159 (output_pic_addr_const): Lowercase @NTPOFF.
1160 (output_addr_const_extra): Likewise.
1161 (output_pic_addr_const): Lowercase @TPOFF.
1162 (output_addr_const_extra): Likewise.
1163 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
1164 (*tls_global_dynamic_64): Likewise.
1165 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
1166 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
1168 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
1169 (ASM_OUTPUT_TLS_COMMON): Use it.
1170 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
1173 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
1174 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
1175 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
1176 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1177 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1178 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
1180 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1182 * config/i386/i386.c (override_options): Don't accept
1183 -mtls-dialect=sun any longer.
1184 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
1185 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
1186 (*tls_local_dynamic_base_32_sun): Likewise.
1187 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1189 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1192 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1193 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
1196 * ira.c (adjust_cleared_regs): New function.
1197 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
1201 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
1203 * expr.c (expand_expr_real): Restore previous
1204 curr_insn_source_location and curr_insn_block after
1205 expand_expr_real_1 call.
1206 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
1207 instead of expand_expr_real_1.
1209 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
1211 PR rtl-optimization/43413
1212 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
1215 2010-03-22 James E. Wilson <wilson@codesourcery.com>
1218 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
1219 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
1221 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
1223 * config/i386/i386.c (ix86_target_string): Add -mfma.
1224 Fix a typo in comment.
1226 2010-03-22 Mike Stump <mikestump@comcast.net>
1229 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
1230 Don't overly align based upon packed packed fields.
1232 2010-03-22 Jason Merrill <jason@redhat.com>
1234 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
1235 Use () rather than [], and move before the element type.
1237 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1239 * doc/configfiles.texi (Configuration Files): Removed
1240 fixinc/Makefile*, intl/Makefile.*.
1241 * doc/makefile.texi: Fixed markup. Abstract from version
1242 control system used.
1243 (Makefile): Removed obsolete gcc/java/parse.y example.
1244 * doc/sourcebuild.texi: Likewise.
1245 (Top Level): Added config, gnattools, libdecnumber, libgcc,
1246 libgomp, libssp. Removed fastjar.
1247 (Miscellaneous Docs): Clarify location.
1248 Added COPYING3, COPYING3.LIB.
1249 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
1251 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1254 * config/i386/i386.c (x86_function_profiler)
1255 [!NO_PROFILE_COUNTERS]: Fix typo.
1256 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
1259 2010-03-22 Janis Johnson <janis187@us.ibm.com>
1260 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1262 * doc/sourcebuild.texi (Test Directives): Split into six
1263 subsections, with most of the current text in new subsections
1264 Directives, Selectors, and Final Actions.
1265 (Directives): Split list of test directives into multiple
1267 (Selectors): Describe use and syntax of selectors.
1268 (Effective-Target Keywords): Describe all existing keywords.
1269 (Add Options): Describe features for dg-add-options.
1270 (Require Support): Describe variants of dg-require-support.
1271 (Final Actions): Describe commands to use in dg-final.
1273 2010-03-22 Michael Matz <matz@suse.de>
1276 * recog.c (validate_replace_rtx_group): Replace also in
1277 REG_EQUAL and REG_EQUIV notes.
1279 2010-03-22 Richard Guenther <rguenther@suse.de>
1281 PR tree-optimization/43390
1282 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
1283 sure vector extracts are type correct.
1285 2010-03-22 Richard Guenther <rguenther@suse.de>
1288 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
1289 x * sqrt (x) even when optimizing for size if the target
1290 has native support for sqrt.
1292 2010-03-22 Jakub Jelinek <jakub@redhat.com>
1294 * varasm.c (make_decl_rtl_for_debug): Also clear
1295 flag_mudflap for the duration of make_decl_rtl call.
1298 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
1299 locs from preserved VALUEs.
1301 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1304 * pa.md (movmemsi): Set align to one if zero.
1305 (movmemdi): Likewise.
1307 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
1310 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
1311 with their corresponding prologue pushes.
1313 2010-03-20 Andrew Pinski <pinskia@gmail.com>
1316 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
1317 at the begining or end.
1318 (spu_expand_epilogue): Likewise.
1320 2010-03-20 Richard Guenther <rguenther@suse.de>
1322 PR rtl-optimization/43438
1323 * combine.c (make_extraction): Properly zero-/sign-extend an
1324 extraction of the low part of a CONST_INT. Also handle
1327 2010-03-19 Mike Stump <mikestump@comcast.net>
1329 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
1330 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
1331 (override_options): Use SUBTARGET32_DEFAULT_CPU.
1333 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1336 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
1339 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
1341 PR rtl-optimization/42258
1342 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
1343 use that may match DEF.
1346 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
1347 the cost of loading the constant rather than assuming
1349 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
1350 outer code is AND, do the same tests as the andsi3 expander and
1351 return COSTS_N_INSNS (1) if and is cheap.
1353 * optabs.c (avoid_expensive_constant): Fix formatting.
1355 2010-03-19 Michael Matz <matz@suse.de>
1358 * attribs.c (decl_attributes): When rebuilding a function pointer
1359 type use the same qualifiers as the original pointer type.
1361 2010-03-19 Martin Jambor <mjambor@suse.cz>
1363 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
1364 and is_gimple_ip_invariant_address.
1366 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1369 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1371 * config/arm/arm.c (arm_override_options): Turn off
1372 flag_dwarf2_cfi_asm for AAPCS variants.
1374 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1377 * config/arm/arm.c (emit_multi_reg_push): Update comments.
1378 Use PRE_MODIFY instead of PRE_DEC.
1379 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
1380 (vfp_emit_fstmd): Likewise.
1382 2010-03-19 Michael Matz <matz@suse.de>
1385 * builtins.c (expand_builtin_interclass_mathfn,
1386 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
1389 2010-03-19 Richard Guenther <rguenther@suse.de>
1391 PR tree-optimization/43415
1392 * tree-ssa-pre.c (phi_translate): Split out worker to ...
1393 (phi_translate_1): ... this.
1394 (phi_translate): Move all caching here. Cache all NARY
1395 and REFERENCE translations.
1397 2010-03-19 David S. Miller <davem@davemloft.net>
1399 With help from Eric Botcazou.
1400 * config/sparc/sparc.c: Include dwarf2out.h.
1401 (emit_pic_helper): Delete.
1402 (pic_helper_symbol_name): Delete.
1403 (pic_helper_emitted_p): Delete.
1404 (pic_helper_needed): New.
1405 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
1406 (get_pc_thunk_name): New.
1407 (load_pic_register): Remove 'delay_pic_helper' arg. Use
1408 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
1409 Set pic_helper_needed to true. Don't call emit_pic_helper.
1410 (sparc_expand_prologue): Update load_pic_register call.
1411 (sparc_output_mi_thunk): Likewise.
1412 (sparc_file_end): Emit a hidden comdat symbol for the PIC
1413 thunk if possible. Output CFI information as needed.
1415 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1416 Jack Howarth <howarth@bromo.med.uc.edu>
1419 * config/i386/i386.h: Fix ABI on darwin x86-32.
1421 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
1423 * tree.h: Declare make_decl_rtl_for_debug.
1424 * varasm.c (make_decl_rtl_for_debug): New.
1425 * dwarf2out.c (rtl_for_decl_location): Call it.
1426 * cfgexpand.c (expand_debug_expr): Call it.
1428 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1431 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
1435 * var-tracking.c (vt_init_cfa_base): Do nothing if
1436 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
1438 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
1441 * var-tracking.c (canonicalize_vars_star): New.
1442 (dataflow_post_merge_adjust): Use it.
1444 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1447 * var-tracking.c (non_suitable_const): New function.
1448 (add_uses): For DEBUG_INSNs with constants, don't record any
1449 value, instead just the constant value itself.
1450 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
1451 is not VAR_LOC_UNKNOWN_P, set var to the constant.
1452 (emit_notes_in_bb): Likewise.
1453 (emit_note_insn_var_location): For onepart variables if
1454 cur_loc is a VOIDmode constant, use DECL_MODE.
1456 2010-03-18 Martin Jambor <mjambor@suse.cz>
1459 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
1460 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
1461 all non-clones. Moved call redirection...
1462 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
1463 (cgraph_materialize_all_clones): Dispose of all
1464 combined_args_to_skip bitmaps.
1465 (verify_cgraph_node): Do not check for edges pointing to wrong
1466 nodes in inline clones.
1467 * tree-inline.c (copy_bb): Call
1468 cgraph_redirect_edge_call_stmt_to_callee.
1469 * ipa.c (cgraph_remove_unreachable_nodes): Call
1470 cgraph_node_remove_callees even when there are used clones.
1472 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1474 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
1476 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1479 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
1482 2010-03-18 Michael Matz <matz@suse.de>
1485 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
1486 into sqrt(x) if we need to preserve signed zeros.
1488 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
1489 Eric Botcazou <ebotcazou@adacore.com>
1491 PR rtl-optimization/43360
1492 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
1493 note if we don't know its invariant status.
1495 2010-03-18 Michael Matz <matz@suse.de>
1497 PR tree-optimization/43402
1498 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
1499 PHI chains of ssa names registered for update.
1501 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
1504 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
1505 non-offsettable and pre_modify update addressing.
1506 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
1507 and "2" alternatives "#".
1508 (*movdd_softfloat32): Make all alternatives "#";
1509 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
1510 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
1511 (*movdf_softfloat32): Make all alternatives "#";
1512 (movdi): Use the new DIFD mode iterator to create a common splitter
1513 for movdi, movdf and movdd patterns.
1515 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
1517 * common.opt (dumpdir): Remove redundant tab.
1519 2010-03-17 Martin Jambor <mjambor@suse.cz>
1521 PR tree-optimization/43347
1522 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
1523 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
1525 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
1527 PR rtl-optimization/42216
1528 * regrename.c (create_new_chain): New function, broken out from...
1529 (scan_rtx_reg): ... here. Call it. Handle the case where we are
1530 appending a use to an empty chain.
1531 (build_def_use): Remove previous changes that convert OP_INOUT to
1532 OP_OUT operands; instead detect the case where an OP_INOUT operand
1533 uses a previously untracked register and create an empty chain for it.
1535 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1537 * doc/extend.texi (Function Attributes): Rewrite unfinished
1538 sentence in ms_abi documentation.
1540 2010-03-17 Alan Modra <amodra@gmail.com>
1542 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
1543 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
1544 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
1545 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
1547 2010-03-16 Richard Henderson <rth@redhat.com>
1550 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
1551 (lower_try_finally): Save and restore eh_seq around the expansion
1554 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1556 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
1557 statements before splitting block.
1559 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1561 * doc/sourcebuild.texi (Testsuites): Fix markup.
1562 Use pathnames relative to gcc/testsuite.
1563 (Test Directives): Move description of how timeout is determined.
1564 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
1565 (C Tests): Correct gcc.misc-tests directory.
1566 Framework tests now live in gcc.test-framework.
1568 2010-03-16 Richard Guenther <rguenther@suse.de>
1571 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
1572 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
1574 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1575 Alexandre Oliva <aoliva@redhat.com>
1577 PR tree-optimization/42917
1578 * lambda-code.c (remove_iv): Skip debug statements.
1579 (lambda_loopnest_to_gcc_loopnest): Likewise.
1580 (not_interesting_stmt): Debug statements are not interesting.
1582 2010-03-16 Jakub Jelinek <jakub@redhat.com>
1586 * cselib.c (cselib_preserve_constants,
1587 cfa_base_preserved_val): New static variables.
1588 (preserve_only_constants): New function.
1589 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
1590 clear its REG_VALUES. If cselib_preserve_constants, don't
1591 empty the whole hash table, but preserve there VALUEs with constants,
1592 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
1593 (cselib_preserve_cfa_base_value): New function.
1594 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
1595 (cselib_init): Change argument to int bitfield. Set
1596 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
1598 (cselib_finish): Clear cselib_preserve_constants and
1599 cfa_base_preserved_val.
1600 * cselib.h (enum cselib_record_what): New enum.
1601 (cselib_init): Change argument to int.
1602 (cselib_preserve_cfa_base_value): New prototype.
1603 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
1604 * dse.c (dse_step1): Likewise.
1605 * cfgcleanup.c (thread_jump): Likewise.
1606 * sched-deps.c (sched_analyze): Likewise.
1607 * gcse.c (local_cprop_pass): Likewise.
1608 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
1609 If FN is non-NULL, call the callback always and whenever it returns
1610 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
1611 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
1612 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
1613 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
1614 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
1615 * var-tracking.c: Include recog.h.
1616 (bb_stack_adjust_offset): Remove.
1617 (vt_stack_adjustments): Don't call it, instead just gather the
1618 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
1619 (adjust_stack_reference): Remove.
1620 (compute_cfa_pointer): New function.
1621 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
1622 (struct adjust_mem_data): New type.
1623 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
1625 (get_address_mode): New function.
1626 (replace_expr_with_values): Use it.
1627 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
1628 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
1629 (adjust_sets): Remove.
1630 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
1631 Use get_address_mode.
1632 (get_adjusted_src): Remove.
1633 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
1634 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
1635 (add_with_sets): Don't call adjust_sets.
1636 (fp_setter, vt_init_cfa_base): New functions.
1637 (vt_initialize): Change return type to bool. Move most of pool etc.
1638 initialization to the beginning of the function from end. Pass
1639 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
1640 If !frame_pointer_needed, call vt_stack_adjustment before mos
1641 vector is filled, call vt_init_cfa_base if argp/framep has been
1642 eliminated to sp. If frame_pointer_needed and argp/framep has
1643 been eliminated to hard frame pointer, set
1644 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1645 encountering fp setter in the prologue. For MO_ADJUST, call
1646 log_op_type before pusing the op into mos vector, not afterwards.
1647 Call adjust_insn before cselib_process_insn/add_with_sets,
1648 call cancel_changes (0) afterwards.
1649 (variable_tracking_main_1): Adjust for vt_initialize calling
1650 vt_stack_adjustments and returning whether it succeeded or not.
1652 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1654 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1657 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1659 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1661 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
1662 drap_reg has not been set.
1664 2010-03-15 Michael Matz <matz@suse.de>
1667 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
1668 use it to expand block copies.
1669 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1670 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
1671 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
1673 2010-03-15 Richard Guenther <rguenther@suse.de>
1675 PR tree-optimization/43367
1676 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
1679 2010-03-15 Richard Guenther <rguenther@suse.de>
1681 PR tree-optimization/43317
1682 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
1684 2010-03-15 Martin Jambor <mjambor@suse.cz>
1686 PR tree-optimization/43141
1687 * tree-sra.c (create_abstract_origin): New function.
1688 (modify_function): Call create_abstract_origin.
1690 2010-03-15 Chris Demetriou <cgd@google.com>
1692 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
1695 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1698 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1699 call insert_out_of_ssa_copy for default definitions.
1701 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1703 * graphite-clast-to-gimple.c (my_long_long): Defined.
1704 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1705 * graphite-sese-to-poly.c (my_long_long): Defined.
1706 (scop_ivs_can_be_represented): Use it.
1708 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1710 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1711 graphite-max-bbs-per-function, and loop-block-tile-size.
1712 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1714 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1716 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1718 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1719 forward declaration.
1720 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1721 (add_upper_bounds_from_estimated_nit): New.
1722 (build_loop_iteration_domains): Use it.
1724 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1726 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1728 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1731 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1732 should be an INTEGER_CST. Also handle CASE_CONVERT.
1734 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1736 * graphite.c (graphite_initialize): To bound the number of bbs per
1737 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
1738 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
1739 * doc/invoke.texi: Document it.
1741 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1743 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
1744 * graphite-sese-to-poly.h (build_poly_scop): Same.
1746 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1748 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
1749 the number of parameters in the scop. Use as an upper bound
1750 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
1751 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
1752 * doc/invoke.texi: Document it.
1754 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
1756 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
1757 * doc/c-tree.texi: Remove.
1758 * doc/generic.texi: Merge c-tree.texi here.
1759 * doc/gccint.texi (Trees): Remove menu entry.
1760 (c-tree.texi): Remove @include.
1761 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
1762 * doc/languages.texi (Reading RTL): Ditto.
1764 2010-03-12 Steve Ellcey <sje@cup.hp.com>
1767 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
1769 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1772 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
1773 code added to work around reload clobbering CONST insns.
1775 2010-03-12 Jakub Jelinek <jakub@redhat.com>
1777 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
1778 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
1779 (cselib_preserve_only_values): Remove retain argument, don't
1780 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
1781 * cselib.h (cselib_preserve_only_values): Remove retain argument.
1782 * var-tracking.c (micro_operation): Move insn field before union.
1783 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
1784 (struct variable_tracking_info_def): Remove n_mos field, change
1785 mos into a vector of micro_operations.
1786 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
1787 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
1788 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
1789 changing into a vector.
1790 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
1791 come before all other uops generated by add_stores.
1792 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
1794 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
1795 a vector. Run just one pass over the bbs instead of separate counting
1796 and computation phase.
1797 (vt_finalize): Free VTI (bb)->mos vector instead of array.
1800 * tree-inline.c (remap_decls): Put old_var rather than origin_var
1801 into *nonlocalized_list vector.
1802 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
1803 even if origin is non-NULL.
1804 (gen_variable_die): Likewise.
1805 (process_scope_var): Don't change origin.
1806 (gen_decl_die): Likewise.
1807 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
1808 before adding new edges instead of after it, fix moving over
1811 2010-03-11 David S. Miller <davem@davemloft.net>
1813 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
1815 * configure: Rebuild.
1817 2010-03-11 Martin Jambor <mjambor@suse.cz>
1819 PR tree-optimization/43257
1820 * tree.c (assign_assembler_name_if_neeeded): New function.
1821 (free_lang_data_in_cgraph): Assembler name assignment moved to the
1823 * tree.h (assign_assembler_name_if_neeeded): Declare.
1824 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
1825 the function if needed.
1827 2010-03-11 Chris Demetriou <cgd@google.com>
1829 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
1830 include/stdint-gcc.h, and include/stdint.h world-readable.
1832 2010-03-11 Richard Guenther <rguenther@suse.de>
1834 PR tree-optimization/43255
1835 * tree-vrp.c (process_assert_insertions_for): Do not insert
1836 asserts for trivial conditions.
1838 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1840 PR tree-optimization/43280
1841 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
1842 generation. Move calculation of size out of the if branch.
1843 (find_bswap): Modify compare number generation.
1845 2010-03-11 Richard Guenther <rguenther@suse.de>
1848 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
1849 (input_gimple_stmt): Fixup handled component types during
1850 operand read. Also fix up decls in ADDR_EXPRs.
1852 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
1854 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
1855 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
1857 2010-03-10 Jan Hubicka <jh@suse.cz>
1860 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
1861 * varasm.c (get_variable_section): Don't do that here...
1862 (make_decl_rtl): ... and here.
1863 (do_assemble_alias): Produce decl RTL.
1864 (assemble_alias): Likewise.
1866 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1869 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
1870 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
1872 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
1873 (based_loc_descr): Only express drap or vdrap regno based expressions
1874 using DW_OP_fbreg when not optimizing.
1875 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
1876 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
1877 REG_CFA_SET_VDRAP note.
1879 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
1881 PR tree-optimization/43236
1882 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
1883 error in calculation of base address in reverse iteration case.
1884 (generate_builtin): Take number of latch executions if the statement
1887 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
1890 * tree-eh.c: Include pointer-set.h.
1891 (lower_eh_dispatch): Filter out duplicate case labels and
1892 remove the unneeded edge when the label is unused. Return
1893 true when some edges are removed.
1894 (execute_lower_eh_dispatch): When any lowering resulted in
1895 removing an edge, also delete unreachable blocks.
1897 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1900 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1901 UNSPEC_MACHOPIC_OFFSET.
1903 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
1906 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1907 (m68k_delegitimize_address): New function.
1909 2010-03-09 Jakub Jelinek <jakub@redhat.com>
1912 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
1915 * var-tracking.c (adjust_sets): New function.
1916 (count_with_sets, add_with_sets): Use it.
1917 (get_adjusted_src): New inline function.
1918 (add_stores): Use it.
1921 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
1922 call cselib_dummy_expand_value_rtx_cb instead of
1923 cselib_expand_value_rtx_cb.
1926 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
1927 * config/i386/i386.c: Include debug.h and dwarf2out.h.
1928 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
1929 and .cfi_endproc around the pic thunks.
1930 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
1931 all queued unwind info register saves are saved before the call.
1932 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
1933 considered as sp-=4 for unwind info and the pop as sp+=4 which
1934 also clobbers dest, but doesn't actually restore it.
1937 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
1938 RTX_FRAME_RELATED_P.
1940 2010-03-09 Jie Zhang <jie@codesourcery.com>
1942 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
1943 whitespaces in output template.
1945 2010-03-09 Jie Zhang <jie@codesourcery.com>
1947 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
1950 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1952 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
1953 builtins.exp in a separate job.
1955 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1957 * graphite-sese-to-poly.c (add_param_constraints): Use
1958 lower_bound_in_type and upper_bound_in_type.
1960 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1962 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1963 instead of unsigned_type_node.
1965 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1966 Reza Yazdani <reza.yazdani@amd.com>
1969 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1970 on pointer type parameters.
1972 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1976 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1977 handle conversions from pointer to integers.
1978 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1979 induction variable, to be able to work with code generated by CLooG.
1980 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1981 (build_poly_scop): Bail out if we cannot codegen a loop.
1983 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1985 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1986 code generation with gloog_error.
1988 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1990 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1991 Call fold_convert on all the returned values.
1992 (expand_scalar_variables_expr): Pass to
1993 expand_scalar_variables_ssa_name the type of the resulting expression.
1995 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1997 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1998 ppl_min_for_le_pointset.
1999 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
2000 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
2002 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2004 * graphite-dependences.c (map_into_dep_poly): Removed.
2005 (dependence_polyhedron_1): Use combine_context_id_scat.
2007 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2009 * graphite-poly.h (struct poly_scattering): Add layout documentation.
2010 (struct poly_bb): Same.
2011 (combine_context_id_scat): New.
2013 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2016 * sese.c (name_defined_in_loop_p): Return false for default
2019 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2021 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
2022 and clean up the logic.
2024 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2026 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
2029 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2031 * var-tracking.c (remove_cselib_value_chains): Define only for
2033 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
2034 delete_slot_part, emit_notes_for_differences_1): Don't call
2035 remove_cselib_value_chains here.
2036 (set_slot_part, emit_notes_for_differences_2): Don't call
2037 add_cselib_value_chains here.
2038 (preserved_values): New vector.
2039 (preserve_value): New function.
2040 (add_uses, add_stores, vt_add_function_parameters): Use it
2041 instead of cselib_preserve_value.
2042 (changed_values_stack): New vector.
2043 (check_changed_vars_0): New function.
2044 (check_changed_vars_1, check_changed_vars_2): Use it.
2045 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
2046 changed_values_stack VALUEs.
2047 (vt_emit_notes): For all preserved_values call
2048 add_cselib_value_chains. If ENABLE_CHECKING call
2049 remove_cselib_value_chains before verifying value_chains is empty.
2050 Initialize and free changed_values_stack.
2051 (vt_initialize): Initialize preserved_values.
2052 (vt_finalize): Free preserved_values.
2054 2010-03-08 Richard Guenther <rguenther@suse.de>
2056 PR tree-optimization/43269
2057 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
2060 2010-03-08 Martin Jambor <mjambor@suse.cz>
2062 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
2063 (ipa_is_param_called): Removed.
2064 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
2065 (ipa_print_node_params): Do not print the called flag.
2066 (ipa_write_node_info): Do not stream the called flag.
2067 (ipa_read_node_info): Likewise.
2069 2010-03-07 Jakub Jelinek <jakub@redhat.com>
2072 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
2073 * cselib.c (struct expand_value_data): Add dummy field.
2074 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
2076 (cselib_dummy_expand_value_rtx_cb): New function.
2077 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
2079 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
2080 * var-tracking.c: Include pointer-set.h.
2081 (variable): Change n_var_parts to char from int. Add
2082 cur_loc_changed and in_changed_variables fields.
2083 (variable_canonicalize): Remove.
2084 (shared_var_p): New inline function.
2085 (unshare_variable): Maintain cur_loc_changed and
2086 in_changed_variables fields. If var was in changed_variables,
2087 replace it there with new_var. Just copy cur_loc instead of
2088 resetting it to something else.
2089 (variable_union): Don't recompute cur_loc. Use shared_var_p.
2090 (dataflow_set_union): Don't call variable_canonicalize.
2091 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
2092 of their DEBUG_EXPR_TREE_DECLs.
2093 (canonicalize_loc_order_check): Verify that cur_loc is NULL
2094 and in_changed_variables and cur_loc_changed is false.
2095 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
2096 and cur_loc_changed. Don't update cur_loc here.
2097 (variable_merge_over_src): Don't call variable_canonicalize.
2098 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
2099 removing loc that is equal to cur_loc, clear cur_loc,
2100 set cur_loc_changed and ensure variable_was_changed is called.
2101 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
2102 compare pointers in cur_loc check, if it is equal to loc,
2103 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
2104 (variable_different_p): Remove compare_current_location argument,
2105 don't compare cur_loc.
2106 (dataflow_set_different_1): Adjust variable_different_p caller.
2107 (variable_was_changed): If dv had some var in changed_variables
2108 already, reset in_changed_variables flag for it and propagate
2109 cur_loc_changed over to the new variable. On empty var
2110 always set cur_loc_changed. Set in_changed_variables on whatever
2111 var is added to changed_variables.
2112 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
2113 Use shared_var_p. When removing loc that is equal to cur_loc,
2114 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
2115 end, don't set it to something else, just call variable_was_changed.
2116 (delete_slot_part): Use shared_var_p. When cur_loc equals to
2117 loc being removed, clear cur_loc and set cur_loc_changed.
2118 Set cur_loc_changed if all locations have been removed.
2119 (struct expand_loc_callback_data): New type.
2120 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
2121 allocated. Always create SUBREGs if simplify_subreg failed.
2122 Prefer to use cur_loc, when that fails and still in
2123 changed_variables (and seen first time) recompute it. Set
2124 cur_loc_changed of variables which had to change cur_loc and
2125 compute elcd->cur_loc_changed if any of the subexpressions used
2126 had to change cur_loc.
2127 (vt_expand_loc): Adjust to pass arguments in
2128 expand_loc_callback_data structure.
2129 (vt_expand_loc_dummy): New function.
2130 (emitted_notes): New variable.
2131 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
2132 that weren't used for any other decl in current
2133 emit_notes_for_changes call call vt_expand_loc_dummy to update
2134 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
2135 first loc_chain location if NULL before. Always use just
2136 cur_loc instead of first loc_chain location. When cur_loc_changed
2137 is false, when not --enable-checking=rtl just don't emit any note.
2138 When rtl checking, compute the note and assert it is the same
2139 as previous note. Clear cur_loc_changed and in_changed_variables
2140 at the end before removing from changed_variables.
2141 (check_changed_vars_3): New function.
2142 (emit_notes_for_changes): Traverse changed_vars to call
2143 check_changed_vars_3 on each changed var.
2144 (emit_notes_for_differences_1): Clear cur_loc_changed and
2145 in_changed_variables. Recompute cur_loc of new_var.
2146 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
2147 (vt_emit_notes): Initialize and destroy emitted_notes.
2149 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
2151 PR rtl-optimization/42220
2152 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
2153 Use verify_reg_tracked to determine if we should use OP_OUT rather
2155 (build_def_use): If we see an in-out operand for a register that we
2156 know nothing about, treat is an output if possible, fail the block if
2159 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2162 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
2165 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2168 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
2169 uses of relevant DEFs that are dead outside the loop too.
2171 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2173 * var-tracking.c (dataflow_set_merge): Swap src and src2.
2175 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2177 * var-tracking.c (values_to_unmark): New variable.
2178 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2179 values_to_unmark vector. Moved body to...
2180 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2181 instead queue it into values_to_unmark vector.
2182 (vt_find_locations): Free values_to_unmark vector.
2184 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
2186 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
2187 (site.exp): Export them when plugins are enabled.
2189 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
2192 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
2194 (chrec_fold_multiply): Same.
2196 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2199 * c-decl.c (build_compound_literal): Return early if init is
2202 2010-03-04 Martin Jambor <mjambor@suse.cz>
2204 PR tree-optimization/43164
2205 PR tree-optimization/43191
2206 * tree-sra.c (type_consists_of_records_p): Reject records with
2207 zero-size bit-fields at the end.
2209 2010-03-04 Mike Stump <mikestump@comcast.net>
2211 * Makefile.in (TAGS): Remove *.y.
2213 2010-03-04 Richard Guenther <rguenther@suse.de>
2215 PR tree-optimization/40761
2216 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
2218 (my_rev_post_order_compute): New function.
2219 (init_pre): Call it.
2221 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
2224 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
2225 decrease the cost of an IV candidate when the cost is infinite.
2227 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2229 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
2230 Use '3DNow!' for the extension of that name, ensure normal space
2232 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2234 2010-03-03 Jeff Law <law@redhat.com>
2236 * PR middle-end/32693
2237 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
2238 than gen_rtx_SUBREG.
2239 (extract_bit_field_1): Likewise.
2241 2010-03-03 Janis Johnson <janis187@us.ibm.com>
2243 * doc/sourcebuild.texi (Test directives): Document that arguments
2244 include-opts and exclude-opts are now optional for dg-skip-if,
2245 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
2247 2010-03-03 Jason Merrill <jason@redhat.com>
2250 * cgraph.h (varpool_node): Add extra_name field.
2251 * varpool.c (varpool_extra_name_alias): New.
2252 (varpool_assemble_decl): Emit extra name aliases.
2253 (varpool_mark_needed_node): Look past an extra name alias.
2254 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
2255 * lto-streamer-in.c (lto_input_tree): Read it.
2256 * lto-streamer-out.c (output_unreferenced_globals): Write it.
2258 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
2260 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
2261 (sparc*-*-solaris2*): ...this.
2263 2010-03-03 Jakub Jelinek <jakub@redhat.com>
2266 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
2267 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
2268 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
2269 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
2272 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
2273 fallthrough to default handling, just with want_address 0 instead of 2.
2274 For single element lists, add_AT_loc directly, otherwise create an
2275 artificial variable DIE and stick location list to it.
2278 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
2279 (VAL_EXPR_HAS_REVERSE): Define.
2280 (reverse_op): New function.
2281 (add_stores): For reversible operations add an extra MO_VAL_USE.
2283 2010-03-02 Jason Merrill <jason@redhat.com>
2285 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
2287 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
2289 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
2290 (sparc64-*-linux*): Likewise.
2291 (sparc64-*-solaris2*): Include assembler files before linker ones.
2292 (sparc-*-solaris2*): Simplify and reorder to match previous case.
2293 * config/sparc/gas.h: Delete.
2294 * config/sparc/sol2-64.h: Add copyright notice.
2295 * config/sparc/sol2-gas-bi.h: Likewise.
2296 * config/sparc/sol2-gld.h: Likewise.
2297 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
2298 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
2299 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
2300 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
2301 (sparc_elf_asm_named_section): Rename into...
2302 (sparc_solaris_elf_asm_named_section): ...this. Always define.
2304 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
2306 * config/alpha/alpha.c (override_options): Fix -mtune error message.
2308 2010-03-02 Jeff Law <law@redhat.com>
2311 * reload1.c (rtx_p, substitute_stack): Declare.
2312 (substitute): Record addresses of changed rtxs.
2313 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
2314 Restore the original rtx when complete.
2315 (reload): Free subsitute_stack when complete.
2317 2010-03-02 Janis Johnson <janis187@us.ibm.com>
2319 * doc/gccint.texi (menu): Add Testsuites as a chapter.
2320 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
2322 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
2323 LTO Testing, gcov Testing, profopt Testing, compat Testing,
2324 Torture Tests): Change from subsection to section.
2326 2010-03-02 Jakub Jelinek <jakub@redhat.com>
2327 Steven Bosscher <steven@gcc.gnu.org>
2329 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
2332 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
2335 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
2336 the assignment from the new induction variable to the assignment
2337 of the value from the original loop PHI function.
2339 2010-03-01 Janis Johnson <janis187@us.ibm.com>
2340 Daniel Jacobowitz <dan@codesourcery.com>
2342 * doc/sourcebuild.texi (Test directives): Clarify options to
2345 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2347 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
2348 Disable cfi directives unless GCC and gas agree on using read-only
2349 .eh_frame sections for 64-bit.
2350 * configure: Regenerate.
2352 2010-03-01 Richard Guenther <rguenther@suse.de>
2354 PR tree-optimization/43220
2355 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
2356 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
2358 2010-03-01 Richard Guenther <rguenther@suse.de>
2359 Martin Jambor <mjambor@suse.cz>
2362 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
2363 gimplified parameters.
2365 2010-03-01 Christian Bruel <christian.bruel@st.com>
2367 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
2369 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
2371 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
2373 2010-03-01 Richard Guenther <rguenther@suse.de>
2376 * expr.c (expand_assignment): Use the alias-oracle to tell
2377 if the rhs aliases the result decl.
2379 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2382 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
2383 to sol_gt_pch_get_address.
2384 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
2385 64-bit, SPARC and x86.
2386 (sol_gt_pch_get_address): New function.
2388 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
2390 * toplev.h (inform_n, error_n): Declare.
2391 * diagnostic.c (inform_n, error_n): New function.
2393 2010-03-01 Jakub Jelinek <jakub@redhat.com>
2395 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
2396 has no rtl yet when processing local_decls, queue it and recheck
2397 if deferred stack allocation hasn't assigned it rtl.
2399 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2401 * config/sh/sh.c (unspec_bbr_uid): New.
2402 (gen_block_redirect): Use it instead of INSN_UID.
2403 (gen_far_branch): Likewise.
2405 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
2407 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
2408 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
2410 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2412 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
2413 (Warning Options): -Wno-conversion-null is valid for
2414 Objective-C++ as well.
2415 * doc/tm.texi (Named Address Spaces): Likewise.
2416 * doc/plugins.texi (Plugins): Replace TABs with spaces.
2417 * doc/tree-ssa.texi (Tree SSA): Likewise.
2419 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2422 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
2423 by default. Don't set the default arch for
2424 i[34567]86-*-darwin*|x86_64-*-darwin*.
2426 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2429 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
2430 default. Set the default 32bit/64bit archs with $with_arch
2431 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
2433 2010-02-27 Richard Guenther <rguenther@suse.de>
2435 PR tree-optimization/43186
2436 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
2437 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
2438 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
2439 unroller iterations.
2441 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2443 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
2444 required and i[34567]86-*-* targets don't support 64bit ISA.
2446 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
2449 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2452 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2454 * config.gcc: Set the default arch at least to Prescott for
2455 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
2456 if SSE math is enabled.
2458 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2460 * diagnostic.c (diagnostic_initialize): Update.
2461 (diagnostic_report_diagnostic): Test inhibit_notes_p for
2463 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
2464 (diagnostic_inhibit_notes): New.
2465 * toplev.c (process_options): inhibit notes with -fcompare-debug.
2467 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2470 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
2471 * doc/standards.texi: Likewise.
2472 * doc/extend.texi: Likewise.
2473 * doc/trouble.texi: Likewise.
2474 * doc/cppopts.texi: Likewise.
2475 * doc/install.texi: Likewise.
2476 * c.opt (std=c90,std=gnu90): New options.
2477 * c-opts.c (c_common_handle_option): Handle them.
2479 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2482 * c-decl.c (undeclared_variable): Use an informative note.
2484 2010-02-26 Richard Guenther <rguenther@suse.de>
2486 PR tree-optimization/43186
2487 * gimple.h (gimple_fold): Remove.
2488 * gimple.c (gimple_fold): Remove. Inline into single user ...
2489 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
2490 Try harder for conditions.
2492 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2495 * function.c (used_types_insert): Don't skip through named pointer
2496 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
2497 and it is different from the main variant's type.
2499 2010-02-26 Nick Clifton <nickc@redhat.com>
2501 * config/rx/rx.md (sminsi3): Remove bogus alternative.
2503 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2505 * config.gcc: Support --with-fpmath=sse for x86.
2507 * config/i386/ssemath.h: New.
2509 * doc/install.texi (--with-fpmath=sse): Documented.
2511 2010-02-26 Richard Guenther <rguenther@suse.de>
2513 PR tree-optimization/43188
2514 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
2515 vector types of over-aligned element type.
2517 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
2520 * config/i386/i386.c (expand_vec_perm_blend): Use correct
2521 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
2523 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
2525 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
2527 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2529 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
2530 * var-tracking.c: Include diagnostic.h.
2531 (debug_dv): New function.
2532 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
2535 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
2536 (add_value_chain, add_value_chains, remove_value_chain,
2537 remove_value_chains): Handle DEBUG_EXPRs.
2538 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
2541 * regcprop.c (struct queued_debug_insn_change): New type.
2542 (struct value_data_entry): Add debug_insn_changes field.
2543 (struct value_data): Add n_debug_insn_changes field.
2544 (debug_insn_changes_pool): New variable.
2545 (free_debug_insn_changes, apply_debug_insn_changes,
2546 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
2547 (kill_value_one_regno): Call free_debug_insn_changes if needed.
2548 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
2550 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
2552 (copyprop_hardreg_forward_1): Don't call apply_change_group for
2553 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
2554 changes, call cprop_find_used_regs via note_stores.
2555 (copyprop_hardreg_forward): When copying vd from predecessor
2556 which has any queued DEBUG_INSN changes, make sure the pointers are
2557 cleared. At the end call df_analyze and then if there are any
2558 DEBUG_INSN changes queued at the end of some basic block for still
2559 live registers, apply them.
2560 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
2562 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
2564 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
2567 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
2569 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
2570 targets. Set the default with_cpu/with_arch from arch/cpu.
2571 Allow x86-64 and native for with_cpu/with_arch.
2573 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
2575 * ebitmap.c: Change calls to verify_popcount with calls to
2576 sbitmap_verify_popcount.
2577 (ebitmap_clear_bit): Fixed map->cacheindex test and
2578 map>cache update when bit clearing results in an empty
2581 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2584 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
2585 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
2586 and support both V2DF and V2DI modes.
2587 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
2588 support both V2DF and V2DI modes.
2589 (general): Delete trailing whitespace from a few patterns.
2591 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2592 V2DF/V2DI interleave high/low builtins.
2594 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
2597 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
2598 interleave high/low functions.
2600 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
2602 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
2603 #pragma extern_prefix.
2605 2010-02-25 Jakub Jelinek <jakub@redhat.com>
2608 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
2609 BLKmode, assert op0 is a MEM and just adjust its mode.
2612 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
2613 if bitpos isn't multiple of mode's bitsize.
2615 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2617 * c.opt (-ftemplate-depth=): New.
2618 (-ftemplate-depth-): Deprecate.
2619 * optc-gen.awk: Handle -ftemplate-depth=.
2620 * opth-gen.awk: Likewise.
2621 * c-opts.c (c_common_handle_option): Likewise.
2622 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
2624 2010-02-24 Jason Merrill <jason@redhat.com>
2626 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
2628 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2630 * cfg.c (alloc_aux_for_block): Remove inline.
2631 (alloc_aux_for_edge): Likewise.
2633 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2635 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
2637 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2639 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
2640 * config/i386/sol2-gas.h: New file.
2641 * config.gcc (i[34567]86-*-solaris2*): Use it.
2643 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2646 * c-typeck.c (ep_convert_and_check): New.
2647 (build_conditional_expr): Use it.
2648 (build_binary_op): Likewise.
2650 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2652 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2655 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2656 bounds even for -O+.
2657 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2658 expr needs to have DECL_NAME set.
2660 2010-02-24 Nick Clifton <nickc@redhat.com>
2662 * config/mep/mep.c: Include gimple.h.
2663 (mep_function_uses_sp): Delete unused function.
2664 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
2665 parameters. Use unsigned integers to count args. Return a
2666 NULL_RTX instead of an error_mark_node. Toidy up formatting.
2668 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2671 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
2672 greater or equal to nelt instead of 2 * nelt.
2673 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
2676 2010-02-23 Jason Merrill <jason@redhat.com>
2679 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
2680 in cfun->local_decls even if they have register types.
2683 * stor-layout.c (place_field): Don't warn about unnecessary
2684 DECL_PACKED if the type is packed.
2686 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2689 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
2690 GOTOFF relocs, even when the base reg isn't pic pointer.
2692 2010-02-23 Michael Matz <matz@suse.de>
2695 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
2696 (expand_gimple_basic_block): Generate and use debug temps if there
2697 are debug uses left after the last real use of TERed ssa names.
2698 Unlink debug immediate uses when they are expanded.
2700 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2703 * config/i386/i386.c (override_options): Reorganise to provide
2704 better error messages.
2706 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2709 * graphite-scop-detection.c (create_single_exit_edge): Move
2710 the call to find_single_exit_edge to....
2711 (create_sese_edges): ...here. Don't handle multiple edges
2712 exiting the function.
2713 (build_graphite_scops): Don't handle multiple edges
2714 exiting the function.
2716 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2719 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
2720 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
2722 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2725 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
2727 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2730 * c-typeck.c (convert_arguments): Print declaration location.
2731 * c-common.c (validate_nargs): Rename as
2732 builtin_function_validate_nargs.
2733 (check_builtin_function_arguments): Update.
2735 2010-02-22 Richard Guenther <rguenther@suse.de>
2738 * tree-inline.c (declare_return_variable): Use the type of
2739 the call stmt lhs if available.
2741 2010-02-22 Duncan Sands <baldrick@free.fr>
2743 * passes.c (register_pass): Always consider all pass lists when
2744 ref_pass_instance_number is zero.
2746 2010-02-22 Richard Guenther <rguenther@suse.de>
2748 PR tree-optimization/42749
2749 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
2750 parameter. Do arithmetic in the original type.
2751 (update_accumulator_with_ops): Likewise.
2752 (adjust_accumulator_values): Adjust.
2754 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2756 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
2757 (QI to BLKmode splitter): New splitter.
2759 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
2761 * config/i386/i386.c (initial_ix86_tune_features): Turn on
2762 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
2764 2010-02-22 Richard Guenther <rguenther@suse.de>
2766 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
2768 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
2770 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
2771 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
2772 ($(T)crti.o, $(T)crtn.o): Remove rules.
2774 2010-02-21 Tobias Burnus <burnus@net-b.de>
2777 * doc/invoke.texi (-fassociative-math): Document that this
2778 option is automatically enabled for Fortran.
2780 2010-02-20 David S. Miller <davem@davemloft.net>
2782 * configure.ac: Test if linker and assembler properly support
2783 GOTDATA_OP relocations.
2784 * configure: Rebuild.
2785 * config.in: Likewise.
2786 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
2787 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
2788 (movsi_high_pic): Likewise.
2789 (movdi_lo_sum_pic): Likewise.
2790 (movdi_high_pic): Likewise.
2791 (movsi_pic_gotdata_op): New pattern.
2792 (movdi_pic_gotdata_op): Likewise.
2793 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
2794 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
2796 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
2799 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
2800 attribute to ssemul.
2801 (xop_mulv2div2di3_high): Ditto.
2803 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2806 * c.opt (Wconversion-null): New option.
2807 * doc/invoke.texi (Wconversion-null): Document.
2809 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2811 * common.opt (Wlarger-than-): Add Undocumented.
2813 2010-02-19 Mike Stump <mikestump@comcast.net>
2815 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
2817 2010-02-19 Jason Merrill <jason@redhat.com>
2820 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
2821 * configure: Likewise.
2823 2010-02-20 Alan Modra <amodra@gmail.com>
2826 * cgraph.h (cgraph_make_decl_local): Declare.
2827 * cgraph.c (cgraph_make_decl_local): New function.
2828 (cgraph_make_node_local): Use it.
2829 * cgraphunit.c (cgraph_function_versioning): Likewise.
2830 * ipa.c (function_and_variable_visibility): Likewise.
2832 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2835 * except.c (sjlj_emit_function_enter): Don't call
2836 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
2838 * rtl.h (add_reg_br_prob_note): Remove prototype.
2840 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2843 * c-common.c (conversion_warning): Remove widening conversions
2844 before checking the conversion of integers to reals.
2846 2010-02-19 Mike Stump <mikestump@comcast.net>
2849 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
2852 * cgraphunit.c (process_function_and_variable_attributes): Check
2853 DECL_PRESERVE_P instead of looking up attribute "used".
2854 * ipa-pure-const.c (check_decl): Likewise.
2855 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
2856 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
2857 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
2858 instead of attribute "used".
2859 * config/sol2-c.c (solaris_pragma_init): Likewise.
2860 (solaris_pragma_fini): Likewise.
2862 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2864 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
2865 Use XCNEW instead of xcalloc.
2866 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
2867 XNEW instead of xmalloc.
2868 (get_fields): Use XNEWVEC instead of xmalloc.
2871 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
2872 populate vars array.
2873 (create_new_general_access): For debug stmts just reset value.
2874 (get_stmt_accesses): For accesses within debug stmts just record them
2875 using add_access_to_acc_sites instead of preventing the peeling or
2876 counting them as accesses.
2879 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
2881 2010-02-19 Richard Guenther <rguenther@suse.de>
2883 PR tree-optimization/42916
2884 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
2887 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
2889 * configure.ac: Replace all uses of changequote in macro arguments
2890 with proper quoting.
2892 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2895 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
2897 2010-02-19 Richard Guenther <rguenther@suse.de>
2899 PR tree-optimization/42944
2900 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
2901 test for aliasing with errno.
2903 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2906 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
2907 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
2908 * dojump.c: Include output.h.
2909 (inv): New inline function.
2910 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
2911 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
2912 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
2913 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
2914 argument, pass it down to other calls.
2915 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
2916 add REG_BR_PROB note to the conditional jump.
2917 * cfgexpand.c (add_reg_br_prob_note): Removed.
2918 (expand_gimple_cond): Don't call it, add the probability
2919 as last argument to jumpif_1/jumpifnot_1.
2920 * Makefile.in (dojump.o): Depend on output.h.
2921 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
2923 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
2924 * stmt.c (do_jump_if_equal): Likewise.
2925 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
2926 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2927 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
2929 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
2930 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
2931 jumpifnot_1 callers.
2932 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
2934 (store_expr): Adjust jumpifnot caller.
2935 (store_constructor): Adjust jumpif caller.
2938 * gimplify.c (gimple_boolify): For __builtin_expect call
2939 gimple_boolify also on its first argument.
2941 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
2943 * configure.ac (gnu-unique-object): Wrap regexps using [] in
2945 (__stack_chk_fail): Ditto. Remove quadrigraphs.
2946 * configure: Regenerated.
2948 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2950 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
2951 lang_hooks.types_compatible_p instead of comptypes.
2953 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
2955 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
2956 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
2957 if __prefer_thumb__ is defined.
2959 2010-02-18 Martin Jambor <mjambor@suse.cz>
2961 PR tree-optimization/43066
2962 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2963 array with zero-sized element type.
2965 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2967 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2968 rtx, allocate struct var_loc_node here and return it to the
2969 caller, and only if it is actually needed.
2970 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2971 move it earlier and return immediately if it returns NULL.
2973 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2975 * config/sparc/gas.h: New file. Restore
2976 TARGET_ASM_NAMED_SECTION to its ELF default.
2977 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2979 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2980 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2981 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2982 after sparc/sysv4.h.
2984 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2986 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2988 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2990 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2991 patterns from predicated pattern.
2993 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
2996 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
2997 for insn mnemonic suffix.
2999 2010-02-17 Richard Guenther <rguenther@suse.de>
3001 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
3004 2010-02-17 Jakub Jelinek <jakub@redhat.com>
3007 * caller-save.c (save_call_clobbered_regs): If BB ends with
3008 a DEBUG_INSN, move any notes in between last real insn and the last
3009 DEBUG_INSN after the last DEBUG_INSN.
3011 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
3013 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
3014 Fix return type. Fix argument type. Explain meaning of return value.
3016 2010-02-16 Richard Guenther <rguenther@suse.de>
3018 PR tree-optimization/41043
3019 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
3020 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
3022 (vrp_visit_phi_node): ... but only for loop PHI nodes.
3024 2010-02-16 Ira Rosen <irar@il.ibm.com>
3026 PR tree-optimization/43074
3027 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
3028 * tree-vect-loop.c (vect_analyze_loop_operations): Add
3029 vectorizable cycles in hybrid SLP check.
3030 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
3032 2010-02-16 Richard Guenther <rguenther@suse.de>
3034 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
3035 (true_dependence): If memrefs_conflict_p computes must-alias
3036 trust it. Move TBAA check after offset-based disambiguation.
3037 (canon_true_dependence): Likewise.
3039 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
3041 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
3042 * doc/invoke.texi: Document it.
3043 * var-tracking.c: Include toplev.h and params.h.
3044 (vt_find_locations): Return bool indicating success. Compute
3045 hash sizes unconditionally. Check new parameter, report.
3046 (variable_tracking_main_1): Check vt_find_locations results and
3047 retry. Renamed from...
3048 (variable_tracking_main): ... this. New wrapper to preserve
3049 flag_var_tracking_assignments.
3050 * Makefile.in (var-tracking.o): Adjust dependencies.
3052 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
3053 Jakub Jelinek <jakub@redhat.com>
3056 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
3057 if weak_import attribute is present.
3058 * config/darwin.c (machopic_select_section): Likewise.
3060 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
3062 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
3063 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
3064 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
3065 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
3067 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
3070 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3073 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
3074 Rewrite text to refer to the names.
3076 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
3078 * config/i386/i386-builtin-types.def
3079 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
3080 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
3081 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
3082 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
3083 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
3084 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
3085 IX86_BUILTIN_VPERMIL2PS256.
3086 (MULTI_ARG_4_DF2_DI_I): Defined.
3087 (MULTI_ARG_4_DF2_DI_I1): Defined.
3088 (MULTI_ARG_4_SF2_SI_I): Defined.
3089 (MULTI_ARG_4_SF2_SI_I1): Defined.
3090 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
3091 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
3092 __builtin_ia32_vpermil2ps256.
3093 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3094 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3095 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
3096 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3097 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3098 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
3099 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
3100 CODE_FOR_xop_vpermil2v8sf3.
3101 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
3102 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
3103 * config/i386/xopintrin.h (_mm_permute2_pd): New.
3104 (_mm256_permute2_pd): New.
3105 (_mm_permute2_ps): New.
3106 (_mm256_permute2_ps): New.
3108 2010-02-15 Nick Clifton <nickc@redhat.com>
3110 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
3111 boolean parameters. Use emit_jump_insn when emitting a pop
3112 instruction containing a return insn.
3113 (push): Use 'true' rather than '1' as second parameter to F.
3114 (h8300_expand_prologue): Likewise.
3115 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
3116 (h8300_expand_epilogue): Likewise.
3118 2010-02-15 Richard Guenther <rguenther@suse.de>
3121 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
3124 2010-02-15 Nick Clifton <nickc@redhat.com>
3126 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
3129 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
3131 * intl.c (fake_ngettext): New function.
3132 * intl.h (fake_ngettext): Declare.
3133 (ngettext): Define macro.
3134 * collect2.c (notice_translated): New function.
3135 (main): Use notice_translated and ngettext.
3136 * collect2.h (notice_translated): Declare.
3138 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
3140 * reorg.c (delete_computation): Comment fixes.
3141 * caller-save.c (setup_save_areas): Idem.
3142 * sel-sched-dump.c (dump_lv_set): Idem.
3145 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3147 * config/s390/s390.c (s390_sched_init): New function.
3148 (TARGET_SCHED_INIT): Target hook defined.
3150 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
3151 Jack Howarth <howarth@bromo.med.uc.edu>
3152 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3155 Partial revert of unintended change in fix for PR41605.
3156 * config/darwin.h: Fix typo.
3157 * config/darwin9.h: Same.
3159 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3161 * c-pch.c (pch_init): Clear v.
3163 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3166 * graphite-scop-detection.c (graphite_can_represent_scev): Call
3167 graphite_can_represent_init for MULT_EXPR.
3169 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3173 * graphite-sese-to-poly.c (remove_phi): New.
3174 (translate_scalar_reduction_to_array): Call remove_phi.
3176 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3179 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
3180 * graphite-clast-to-gimple.h (gloog): Update declaration.
3181 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
3182 * graphite-poly.h (struct poly_bb): Add missing comments.
3183 (struct scop): Add poly_scop_p field.
3185 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
3186 * graphite.c (graphite_transform_loops): Build the polyhedral
3187 representation for each scop before code generation.
3188 * sese.c (rename_variables_in_operand): Removed.
3189 (rename_variables_in_expr): Return the renamed expression.
3190 (rename_sese_parameters): New.
3191 * sese.h (rename_sese_parameters): Declared.
3193 2010-02-11 Richard Guenther <rguenther@suse.de>
3195 PR tree-optimization/42998
3196 * tree-ssa-pre.c (create_expression_by_pieces): Treat
3197 POINTER_PLUS_EXPR properly.
3199 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3200 Changpeng Fang <changpeng.fang@amd.com>
3203 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
3204 the cost of an IV candidate when the IV is used in a test against zero.
3206 * gcc.dg/tree-ssa/ivopts-3.c: New.
3208 2010-02-11 Richard Guenther <rguenther@suse.de>
3211 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
3212 pointer-vs-decl case by swapping refs. Handle some cases
3213 of pointer-vs-decl disambiguations more conservatively.
3214 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
3215 to false after expanding.
3217 2010-02-11 Richard Guenther <rguenther@suse.de>
3220 * gcc.c (process_command): Handle LTO file@offset case more
3223 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3225 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
3226 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
3228 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
3230 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
3231 if MEM's mode size isn't DWARF2_ADDR_SIZE.
3232 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
3233 Optimize eq/ne comparisons when both arguments are known to be
3235 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
3236 Don't mask operands unnecessarily if they are known to be already
3239 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
3241 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
3244 2010-02-10 Richard Guenther <rguenther@suse.de>
3246 PR tree-optimization/43017
3247 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
3248 for wrapping signed arithmetic.
3250 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3253 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
3254 if no debug info should be emitted for it.
3256 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3258 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
3259 note when flag_exceptions is set.
3261 2010-02-10 Duncan Sands <baldrick@free.fr>
3263 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
3265 2010-02-10 Richard Guenther <rguenther@suse.de>
3268 * tree.c (get_unwidened): Handle constants.
3269 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
3271 2010-02-10 Martin Jambor <mjambor@suse.cz>
3274 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
3275 check for variable argument counts independently.
3277 2010-02-10 Christian Bruel <christian.bruel@st.com>
3280 * config/sh/sh.c (find_barrier): Increase length for non delayed
3281 conditional branches.
3283 2010-02-10 Christian Bruel <christian.bruel@st.com>
3285 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
3287 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3289 * builtins.c (set_builtin_user_assembler_name): Also handle
3290 ffs if int is smaller than word.
3292 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
3295 * ira-conflicts.c (get_dup): Remove.
3296 (process_reg_shuffles): Add new parameter. Use it as an
3297 additional guard for copy generation.
3298 (add_insn_allocno_copies): Rewrite.
3300 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
3302 * common.opt (fsched2-use-traces): Preserved for backward
3304 * doc/invoke.texi: Remove the documentation about option
3305 -fsched2-use-traces.
3306 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
3307 flag_sched2_use_traces.
3308 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
3309 the backward compatibility flag section.
3311 2010-02-09 Richard Guenther <rguenther@suse.de>
3313 PR tree-optimization/43008
3314 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
3315 make HEAP variables initialized from global memory if they
3316 are not known builtin functions.
3317 (find_func_aliases): Adjust.
3319 2010-02-09 Richard Guenther <rguenther@suse.de>
3321 PR tree-optimization/43000
3322 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
3323 arithmetic manually.
3325 2010-02-08 Jakub Jelinek <jakub@redhat.com>
3327 PR tree-optimization/42931
3328 * tree-loop-linear.c (try_interchange_loops): Don't call
3329 double_int_mul if estimated_loop_iterations failed.
3331 2010-02-08 Martin Jambor <mjambor@suse.cz>
3334 * tree-sra.c (build_accesses_from_assign): Do not mark in
3335 should_scalarize_away_bitmap if stmt has volatile ops.
3336 (sra_modify_assign): Do not process assigns piecemeal if if stmt
3339 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
3341 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
3343 2010-02-07 Adam Nemet <adambnmet@gmail.com>
3345 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
3348 2010-02-07 Andrew Pinski <pinskia@gmail.com>
3351 * df-core.c (df_finish_pass): Change type of saved_flags to int.
3353 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3356 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
3357 to unknown_dependence.
3358 (graphite_legal_transform_dr): Handle the unknown_dependence.
3359 (graphite_carried_dependence_level_k): Same.
3361 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3363 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
3365 2010-02-07 Richard Guenther <rguenther@suse.de>
3368 * expr.c (get_inner_reference): Always initialize *pbitsize.
3370 2010-02-07 Richard Guenther <rguenther@suse.de>
3373 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
3374 new ARRAY_REFs on variable size element or minimal index arrays.
3376 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
3377 gimple_fold_indirect_ref.
3379 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
3382 * arm.c (arm_override_options): Just return if the user has specified
3383 an invalid fpu name.
3385 2010-02-03 Jason Merrill <jason@redhat.com>
3388 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
3389 i386_pe_maybe_record_exported_symbol.
3391 2010-02-05 Steve Ellcey <sje@cup.hp.com>
3394 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3395 (pa_delegitimize_address): New function.
3397 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
3399 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
3400 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
3402 2010-02-05 Richard Guenther <rguenther@suse.de>
3405 * lto-streamer-in.c (get_resolution): Deal with references
3406 to undefined functions.
3408 2010-02-05 Richard Guenther <rguenther@suse.de>
3410 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
3411 (fold_const_aggregate_ref): Likewise.
3412 (ccp_fold_stmt): Substitute loads.
3413 (maybe_fold_reference): Verify types before substituting.
3415 (fold_gimple_assign): Unshare properly.
3416 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
3418 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
3420 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
3421 for rs6000_gen_cell_microcode.
3423 2010-02-04 Richard Guenther <rguenther@suse.de>
3425 PR rtl-optimization/42952
3426 * dse.c (const_or_frame_p): Remove MEM handling.
3428 2010-02-04 Nick Clifton <nickc@redhat.com>
3430 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
3431 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
3432 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
3433 (mn10300_asm_output_mi_thunk): New function.
3434 (mn10300_can_output_mu_thunk): New function.
3435 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
3436 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
3437 (FUNCTION_ARG): Delete incorrect comment.
3439 2010-02-03 Jason Merrill <jason@redhat.com>
3442 * fold-const.c (operand_equal_p): Handle erroneous types.
3444 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3446 * config/h8300/h8300.md (can_delay): Fix attibute condition.
3448 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
3450 PR rtl-optimization/42941
3451 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
3454 2010-02-03 Jason Merrill <jason@redhat.com>
3457 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
3459 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
3462 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
3463 (cselib_reset_table): Renamed from...
3464 (cselib_reset_table_with_next_value): ... this.
3465 (cselib_get_next_uid): Renamed from...
3466 (cselib_get_next_unknown_value): ... this.
3467 * cselib.c (next_uid): Renamed from...
3468 (next_unknown_value): ... this.
3469 (cselib_clear_table): Adjust.
3470 (cselib_reset_table): Adjust. Renamed from...
3471 (cselib_reset_table_with_next_value): ... this.
3472 (cselib_get_next_uid): Adjust. Renamed from...
3473 (cselib_get_next_unknown_value): ... this.
3474 (get_value_hash): Use hash.
3475 (cselib_hash_rtx): Likewise.
3476 (new_cselib_val): Adjust. Set and dump uid.
3477 (cselib_lookup_mem): Pass next_uid as hash.
3478 (cselib_subst_to_values): Likewise.
3479 (cselib_log_lookup): Dump uid.
3480 (cselib_lookup): Pass next_uid as hash. Adjust.
3481 (cselib_process_insn): Adjust.
3482 (cselib_init): Initialize next_uid.
3483 (cselib_finish): Adjust.
3484 (dump_cselib_table): Likewise.
3485 * dse.c (canon_address): Dump value uid.
3486 * print-rtl.c (print_rtx): Print value uid.
3487 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
3489 (dv_uid): New function, sort of renamed from...
3490 (dv_htab_hash): ... this, reimplemented in terms of it and...
3491 (dv_uid2hash): ... this. New.
3492 (variable_htab_eq): Drop excess assertions.
3493 (tie_break_pointers): Removed.
3494 (canon_value_cmp): Compare uids.
3495 (variable_post_merge_New_vals): Print uids.
3496 (vt_add_function_parameters): Adjust.
3497 (vt_initialize): Reset table. Adjust.
3499 2010-02-03 Richard Guenther <rguenther@suse.de>
3501 PR tree-optimization/42944
3502 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
3503 (call_may_clobber_ref_p_1): Likewise. Properly handle
3504 malloc and calloc clobbering errno.
3506 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
3508 * doc/invoke.texi: Fix name of sched1 dump.
3510 * opts.c (decode_options): Set flag_tree_switch_conversion
3511 only conditionally on optimize >= 2.
3513 * gcse.c: Assorted comment fixes in pass description.
3515 2010-02-03 Anthony Green <green@moxielogic.com>
3517 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
3518 nop padding in order to maintain alignment of storage location of
3519 target function address.
3520 (moxie_trampoline_init): Store target function address at newly
3522 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
3524 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
3526 2010-02-03 Richard Guenther <rguenther@suse.de>
3529 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
3531 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3533 * config.gcc: Reenable check for obsolete targets.
3534 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
3535 mips-sgi-irix6.[0-4]*.
3537 2010-02-02 Nick Clifton <nickc@redhat.com>
3539 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
3540 constant size of 4 as being the same as 0.
3541 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
3542 can take values in the range 0..4.
3544 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
3547 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
3548 as _darwin10_Unwind_FindEnclosingFunction().
3549 * libgcc-libsystem.ver: New.
3551 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
3554 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
3555 implicitly set registers.
3557 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
3559 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
3560 (arm_override_options): Allow automatic selection of the thread
3561 pointer register if thumb2.
3562 (legitimize_pic_address): Improve code sequences for Thumb2.
3563 (arm_call_tls_get_addr): Likewise.
3564 (legitimize_tls_address): Likewise.
3565 * arm.md (pic_load_addr_arm): Delete. Replace with ...
3566 (pic_load_addr_32bit): ... this. New named pattern.
3567 * thumb2.md (pic_load_addr_thumb2): Delete.
3568 (pic_load_dot_plus_four): Delete.
3569 (tls_load_dot_plus_four): New named pattern.
3571 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3574 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
3575 Document fix for TLS bug.
3577 2010-01-31 Richard Guenther <rguenther@suse.de>
3579 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
3580 conservatively correct.
3582 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3586 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3588 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3590 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3592 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
3594 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
3596 * config.gcc: Adjust order of makefile fragments for mingw targets.
3598 2010-01-31 Richard Guenther <rguenther@suse.de>
3601 * gimplify.c (gimplify_init_constructor): For volatile LHS
3602 initialize a temporary.
3604 2010-01-31 Matthias Klose <doko@ubuntu.com>
3606 * configure.ac: Fix __stack_chk_fail check for cross builds configured
3608 * configure: Regenerate.
3610 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
3612 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3613 the same alias set and their sizes different constantness.
3614 (aliasing_component_refs_p): Revert 2009-10-24 change.
3616 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3618 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
3621 2010-01-29 Richard Guenther <rguenther@suse.de>
3623 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
3624 Assert we successfully updated the call.
3626 2010-01-29 Jakub Jelinek <jakub@redhat.com>
3628 PR rtl-optimization/42889
3629 * df.h (df_set_bb_dirty_nonlr): New prototype.
3630 * df-core.c (df_set_bb_dirty_nonlr): New function.
3631 * df-scan.c (df_insn_rescan): Call it instead of
3632 df_set_bb_dirty for DEBUG_INSNs.
3634 2010-01-29 Richard Guenther <rguenther@suse.de>
3637 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
3638 quadratic behavior in most cases.
3640 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
3643 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
3644 in the call to gen_x86_movsicc_0_m1.
3646 2010-01-28 Richard Guenther <rguenther@suse.de>
3648 PR tree-optimization/42871
3649 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
3651 2010-01-28 Richard Guenther <rguenther@suse.de>
3653 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
3654 into call arguments.
3656 2010-01-28 Richard Guenther <rguenther@suse.de>
3659 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
3660 the forwarder if the destination is an EH landing pad.
3662 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
3664 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
3665 block list passed to gimple_duplicate_sese_tail.
3666 (parallelize_loops): Avoid parallelization when the function
3668 Avoid parallelization when the preheader is IRREDUCIBLE.
3669 Try to optimize when estimated_loop_iterations_int is unresolved.
3670 Add the loop's location to the dump file.
3671 * tree-cfg.c (add_phi_args_after_redirect): Remove.
3672 (gimple_duplicate_sese_tail): Remove the check for the latch.
3673 Redirect nexits to the exit block.
3674 Remove handling of the incoming edges to the latch.
3675 Redirect the backedge from the copied latch to the exit bb.
3677 2010-01-28 Michael Matz <matz@suse.de>
3680 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
3681 Wrap force_reg into a sequence, emit it before user.
3683 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
3685 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
3687 (arm_legacy_rev): Likewise.
3688 (thumb_legacy_rev): Likewise.
3690 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3692 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
3693 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
3694 on MEM's address failed, try avoid_constant_pool_reference and
3695 recurse if it returned something different.
3696 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
3697 address, try avoid_constant_pool_reference and recurse if it
3698 returned something different.
3699 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
3700 address and avoid_constant_pool_reference returned something
3701 different, don't set have_address.
3703 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
3706 * var-tracking.c (val_store): Add modified argument, obey it.
3708 (count_uses): Move down logging of main.
3709 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
3710 don't need resolution.
3711 (emit_notes_in_bb): Likewise.
3713 2010-01-27 Richard Guenther <rguenther@suse.de>
3716 * tree-inline.c (remap_decl): Delay remapping of SSA name
3717 default definitions until we need them.
3719 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3721 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3722 (rs6000_delegitimize_address): New function.
3724 * config/s390/s390.c (s390_delegitimize_address): Call
3725 delegitimize_mem_from_attrs.
3728 * tree-inline.c (cannot_copy_type_1): Removed.
3729 (copy_forbidden): Don't forbid copying of functions containing
3730 records/unions with variable length fields.
3732 2010-01-27 Christian Bruel <christian.bruel@st.com>
3736 * config/sh/sh.c (find_barrier): Increase length for non delayed
3737 conditional branches.
3739 2010-01-27 Matthias Klose <doko@ubuntu.com>
3741 * configure.ac (gnu-unique-object): Fix ldd version check.
3742 * configure: Regenerate.
3744 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3746 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
3748 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
3749 Test for HAVE_GNU_AS value.
3751 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3753 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
3754 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
3755 INT64_TYPE): Define.
3756 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
3757 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3758 INT_LEAST64_TYPE): Define.
3759 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
3760 UINT_LEAST64_TYPE): Define.
3761 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
3762 INT_FAST64_TYPE): Define.
3763 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3764 UINT_FAST64_TYPE): Define.
3765 (INTMAX_TYPE, UINTMAX_TYPE): Define.
3766 (INTPTR_TYPE, UINTPTR_TYPE): Define.
3767 (SIG_ATOMIC_TYPE): Define.
3769 2010-01-26 Richard Guenther <rguenther@suse.de>
3771 * df-scan.c (df_scan_set_bb_info): Remove assert.
3772 (df_insn_rescan_debug_internal): Merge asserts.
3773 (df_install_ref): Likewise.
3774 (df_mark_reg): Use bitmap_set_range.
3775 (df_hard_reg_used_p): Remove assert.
3776 (df_hard_reg_used_count): Likewise.
3778 2010-01-26 Richard Guenther <rguenther@suse.de>
3780 PR rtl-optimization/42685
3781 * web.c (web_main): Ignore DEBUG_INSNs.
3783 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
3785 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
3787 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
3788 Fix types of fndecl and arglist parameters.
3790 2010-01-26 Richard Guenther <rguenther@suse.de>
3793 * tree-eh.c (unsplit_eh): Skip debug insns.
3795 2010-01-26 Richard Guenther <rguenther@suse.de>
3797 PR tree-optimization/42250
3798 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
3800 2010-01-26 Jakub Jelinek <jakub@redhat.com>
3803 * omp-low.c (expand_omp_sections): Only use single_pred if
3804 l2_bb is single_pred_p.
3806 2010-01-25 Christian Bruel <christian.bruel@st.com>
3809 * config/sh/sh.c (find_barrier): Increase length for non delayed
3810 conditional branches.
3811 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
3813 2010-01-24 David S. Miller <davem@davemloft.net>
3815 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
3816 define if not using GAS.
3817 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3818 Likewise. Delete SECTION_MERGE code, which is only applicable
3821 2010-01-24 Mark Mitchell <mark@codesourcery.com>
3824 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
3825 mangling of va_list in system headers.
3827 2010-01-23 Toon Moene <toon@moene.org>
3829 * tree-predcom.c (combine_chains): Return NULL, not false.
3831 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
3833 * tree-loop-distribution.c (distribute_loop): Fix declaration and
3834 initialization of variable res to agree with return type.
3836 2010-01-22 Steve Ellcey <sje@cup.hp.com>
3838 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
3839 * tree-sra.c: Add include of expr.h.
3841 2010-01-22 Jakub Jelinek <jakub@redhat.com>
3843 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
3844 insert the debug stmt on the single non-EH edge from the stmt.
3846 2010-01-22 Richard Henderson <rth@redhat.com>
3849 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
3850 the RHS until after generate_subtree_copies has insertted its
3851 code before the current statement.
3853 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
3855 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
3857 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
3859 2010-01-21 Martin Jambor <mjambor@suse.cz>
3861 PR tree-optimization/42585
3862 * tree-sra.c (struct access): New field grp_total_scalarization.
3863 (dump_access): Dump the new field.
3864 (should_scalarize_away_bitmap): New variable.
3865 (cannot_scalarize_away_bitmap): Likewise.
3866 (sra_initialize): Allocate new bitmaps.
3867 (sra_deinitialize): Free new bitmaps.
3868 (create_access_1): New function.
3869 (create_access): Parts moved to create_access_1.
3870 (type_consists_of_records_p): New function.
3871 (completely_scalarize_record): Likewise.
3872 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
3873 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
3874 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
3876 (analyze_all_variable_accesses): Completely scalarize small eligible
3879 2010-01-21 Martin Jambor <mjambor@suse.cz>
3881 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
3883 2010-01-21 Andrew Haley <aph@redhat.com>
3885 * gcc.c (process_command): Move lang_specific_driver before
3886 setting cc_libexec_prefix.
3888 2010-01-21 Richard Guenther <rguenther@suse.de>
3891 * fold-const.c (negate_expr_p): Pretend only negative
3892 real constants are easily negatable.
3894 2010-01-20 Janis Johnson <janis187@us.ibm.com>
3895 Jason Merrill <jason@redhat.com>
3897 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
3898 (TYPE_TRANSPARENT_AGGR): this, for union and record.
3899 * calls.c (initialize argument_information): Handle it.
3900 * c-common.c (handle_transparent_union_attribute): Use new name.
3901 * c-decl.c (finish_struct): Ditto.
3902 * c-typeck.c (type_lists_compatible_p): Ditto.
3903 (convert_for_assignment): Use new name and also handle record.
3904 * function.c (aggregate_value_p): Handle it.
3905 (pass_by_reference): Ditto.
3906 (assign_parm_data_types): Ditto.
3907 * print-tree.c (print_node): Ditto.
3908 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
3909 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
3910 * tree.c (first_field): New fn.
3912 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
3915 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
3916 even when linking statically, for now.
3918 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3921 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
3922 without a cselib val.
3923 (count_uses): Accept MO_VAL_SET with no val on stores.
3924 (add_stores): Likewise.
3926 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3928 * var-tracking.c (check_value_val): Add a compile time assertion.
3929 (dv_is_decl_p): Simplify.
3930 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
3931 gcc_assert if ENABLE_CHECKING.
3933 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3936 * var-tracking.c: Include tree-flow.h.
3937 (mem_dies_at_call): New.
3938 (dataflow_set_preserve_mem_locs): Use it.
3939 (dataflow_set_remove_mem_locs): Likewise.
3940 (dump_var): Renamed from dump_variable. Adjust all callers.
3941 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
3942 * Makefile.in (var-tracking.o): Adjust deps.
3944 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
3946 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
3948 2010-01-20 Richard Guenther <rguenther@suse.de>
3950 PR tree-optimization/42717
3951 * tree-ssa-dce.c (get_live_post_dom): Remove.
3952 (forward_edge_to_pdom): Take an arbitrary edge to copy
3953 degenerate PHI args from.
3954 (remove_dead_stmt): Use the first post-dominator even if it
3955 does not contain live statements as redirection destination.
3957 2010-01-20 Richard Guenther <rguenther@suse.de>
3959 * tree-inline.c (estimate_num_insns): Handle EH builtins.
3961 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3963 * sel-sched.c (create_speculation_check): Remove set but not used
3965 (try_transformation_cache): Remove set but not used variable ds.
3966 (calculate_privileged_insns): Remove set but not used variables
3967 cur_insn and min_spec_insn.
3968 (find_best_expr): Remove set but not used variable avail_n.
3969 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
3971 * cgraphunit.c (assemble_thunk): Remove set but not used variable
3973 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
3974 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
3977 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
3980 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
3981 cpu types. Add support for *-sse3 cpu types.
3982 (x86_64-*-*): Ditto.
3984 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3987 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
3988 argument, call initializer_constant_valid_p_1 instead of
3989 initializer_constant_valid_p, pass CACHE to it, return NULL
3990 immediately if first call returns NULL.
3991 (initializer_constant_valid_p_1): New function.
3992 (initializer_constant_valid_p): Use it.
3994 2010-01-20 Thomas Quinot <quinot@adacore.com>
3996 * tree.def (PLACEHOLDER_EXPR): Fix comment.
3998 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4000 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
4001 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
4002 (loc_list_from_tree): Don't handle unsigned division. Handle
4003 signed modulo using DW_OP_{over,over,div,mul,minus}.
4004 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
4005 modulo instead of signed.
4007 2010-01-20 DJ Delorie <dj@redhat.com>
4009 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
4011 (h8300_emit_stack_adjustment): Propogate it.
4013 (h8300_expand_prologue): Likewise.
4014 (h8300_expand_epilogue): Likewise.
4016 2010-01-19 Michael Matz <matz@suse.de>
4018 PR tree-optimization/41783
4019 * tree-data-ref.c (toplevel): Include flags.h.
4020 (dump_data_dependence_relation): Also dump the inputs if the
4021 result will be unknown.
4022 (split_constant_offset_1): Look through some conversions.
4023 * tree-predcom.c (determine_roots_comp): Restart a new chain if
4024 the offset from last element is too large.
4025 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
4026 (reassociate_to_the_same_stmt): Handle vector registers.
4027 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
4029 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
4030 wide_prolog_niters argument, emit widening instructions.
4031 (vect_do_peeling_for_alignment): Adjust caller, use widened
4032 variant of the iteration cound.
4033 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
4035 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4038 * config/arm/neon-testgen.m (emit_automatics): New parameter
4039 features. Adjust for Fixed_return_reg feature.
4040 (test_intrinsic): Call emit_automatics with new feature.
4041 * config/arm/neon.ml: Update copyright years.
4042 (features): New Fixed_return_reg feature.
4043 (ops): Update feature for Vget_low.
4045 2010-01-19 Jakub Jelinek <jakub@redhat.com>
4047 PR tree-optimization/42719
4048 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
4052 * fwprop.c (all_uses_available_at): Return false if def_set dest
4053 is a REG that is used in def_insn.
4055 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
4057 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
4059 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
4062 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
4064 * target.h (struct gcc_target) <secondary_reload>: Change type
4065 of last argument to secondary_reload_info *.
4067 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
4070 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
4071 memory references with unaligned offsets. Remove CQImode handling.
4072 (unaligned_memory_operand): Return 1 for memory references with
4073 unaligned offsets. Remove CQImode handling.
4075 2010-01-18 Richard Guenther <rguenther@suse.de>
4078 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
4081 2010-01-18 Richard Guenther <rguenther@suse.de>
4083 PR tree-optimization/42781
4084 * tree-ssa-structalias.c (find_what_var_points_to): Skip
4085 restrict processing only if the original variable was artificial.
4087 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
4089 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
4090 find number of popped argument bytes.
4092 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
4093 Fix the text that describes the return value for invalid insns.
4095 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
4097 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
4098 Clarify what 'cost of the -dependence' is. Fix quoting.
4100 * toplev.c (default_get_pch_validity): Rename argument to "sz".
4101 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
4103 2010-01-17 Jakub Jelinek <jakub@redhat.com>
4105 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4106 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
4108 2010-01-17 Richard Guenther <rguenther@suse.de>
4111 * function.c (split_complex_args): Take a VEC to modify.
4112 (assign_parms_augmented_arg_list): Build a VEC instead of
4113 a chain of PARM_DECLs.
4114 (assign_parms_unsplit_complex): Take a VEC of arguments.
4115 Do not fixup unmodified parms.
4116 (assign_parms): Deal with the VEC.
4117 (gimplify_parameters): Likewise.
4119 2010-01-17 Richard Guenther <rguenther@suse.de>
4121 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
4122 node existence check.
4123 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
4124 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
4125 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
4126 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
4127 (gimple_execute_on_growing_pred): Likewise.
4129 2010-01-17 Richard Guenther <rguenther@suse.de>
4131 PR tree-optimization/42773
4132 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
4133 (compute_antic_aux): Likewise.
4134 (compute_partial_antic_aux): Likewise.
4136 2010-01-17 Jie Zhang <jie.zhang@analog.com>
4139 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
4142 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
4144 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
4147 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
4148 Fix markup for strict argument.
4150 (TARGET_SCHED_REORDER2): Fix argument types.
4152 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
4153 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
4155 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
4156 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
4158 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
4161 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
4162 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
4163 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
4164 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
4165 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
4167 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
4169 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
4171 (TARGET_ASM_RELOC_RW_MASK): Add return type.
4172 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
4174 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
4176 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
4179 (TARGET_ASM_NAMED_SECTION): Fix argument list.
4181 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
4182 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
4184 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
4186 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
4188 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
4189 referring to it. Fix language.
4191 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
4193 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
4195 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
4197 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
4199 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
4200 '@var{stream}. Remove stray 'and'.
4202 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
4204 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
4206 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
4208 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
4209 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
4211 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
4212 Fix description of return value.
4213 Rename argument "sz" to "len."
4215 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
4216 Clarify meaning of 'true' return value.
4218 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
4220 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
4221 rep_mode versus mode_rep.
4223 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
4225 (TARGET_BUILTIN_DECL): Fix name.
4227 (TARGET_COMMUTATIVE_P): Fix type of first argument.
4229 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
4231 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
4233 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
4235 (TARGET_RELAXED_ORDERING): Use @deftypevr.
4237 (TARGET_GET_DRAP_RTX): Note that this is a hook.
4240 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
4241 Rename argument tm_fn to md_fn.
4243 (TARGET_OPTION_PRINT): Fix argument list.
4245 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
4248 * config/i386/i386.c (ix86_fixup_binary_operands):
4249 Revert FMA4 fixup of operands.
4251 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4254 * Makefile.in (write_entries_to_file, install-plugin):
4255 Use \012 instead of \n with tr.
4257 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
4259 * configure.ac (HAVE_AS_REF): New C macro.
4260 * configure: Regenerate.
4261 * config.in: Likewise.
4262 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
4264 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
4267 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
4269 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
4271 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
4273 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
4275 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
4277 (TARGET_IN_SMALL_DATA_P): Fix argument type.
4279 (TARGET_BINDS_LOCAL_P): Fix argument type.
4281 (TARGET_ASM_FILE_END): Use prototype.
4283 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
4285 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
4287 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
4289 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
4291 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
4292 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
4294 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
4295 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
4297 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
4298 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4299 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
4300 (TARGET_ADDR_SPACE_CONVERT): Likewise.
4302 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
4304 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
4306 (TARGET_INIT_BUILTINS): Use prototype.
4308 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4309 Put 'const char *' in braces. Fix parameter types.
4310 (TARGET_INVALID_CONVERSION): Fix parameter types.
4311 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
4312 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
4314 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
4317 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
4319 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
4321 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
4323 * doc/tm.texi (TARGET_HELP): Fix return type.
4325 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
4326 in braces. Fix argument types.
4328 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
4330 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
4332 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
4334 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
4335 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
4337 (TARGET_MANGLE_TYPE): Fix argument types.
4339 (TARGET_IRA_COVER_CLASSES): Use prototype.
4341 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
4343 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
4345 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
4347 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
4349 (TARGET_CALLEE_COPIES): Fix argument types.
4351 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
4353 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
4355 (TARGET_FUNCTION_VALUE): Fix argument types.
4357 (TARGET_RETURN_IN_MSB): Fix argument type.
4359 (TARGET_RETURN_IN_MEMORY): Fix argument types.
4361 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
4363 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
4365 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
4366 agree with return type.
4368 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
4370 2010-01-15 Jing Yu <jingyu@google.com>
4372 PR rtl-optimization/42691
4373 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
4374 a pseudo to a constant and are merged, and adjust comments.
4376 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
4378 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
4380 2010-01-15 Richard Guenther <rguenther@suse.de>
4383 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
4384 labels of computed or non-local gotos to the destination.
4385 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
4386 landing pad label is the first label.
4388 2010-01-15 Richard Guenther <rguenther@suse.de>
4390 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
4392 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4395 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
4396 to allow generation of the xssqrtdp instruction on power7.
4397 (sqrtdf2_fpr): Ditto.
4399 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4402 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
4403 functions with noreturn attribute.
4406 * varasm.c (declare_weak): Add weak attribute to decl if it
4407 doesn't have one already.
4408 (assemble_external): Only add decls to weak_decls if they also
4409 have weak attribute.
4411 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
4413 * var-tracking.c (var_reg_delete): Don't delete the association
4414 between REGs and values or one-part variables if the register
4417 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4420 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
4421 because its first operand is a non-localized variable.
4423 2010-01-14 Martin Jambor <mjambor@suse.cz>
4425 PR tree-optimization/42706
4426 * tree-sra.c (encountered_recursive_call): New variable.
4427 (encountered_unchangable_recursive_call): Likewise.
4428 (sra_initialize): Initialize both new variables.
4429 (callsite_has_enough_arguments_p): New function.
4430 (scan_function): Call decl and flags check only for IPA-SRA, check
4431 whether there is a recursive call and whether it has enough arguments.
4432 (all_callers_have_enough_arguments_p): New function.
4433 (convert_callers): Look for recursive calls only when
4434 encountered_recursive_call is set.
4435 (ipa_early_sra): Bail out either if
4436 !all_callers_have_enough_arguments_p or
4437 encountered_unchangable_recursive_call.
4439 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4441 * sel-sched.c: Add 2010 to copyright years.
4442 * sel-sched-ir.c: Likewise.
4443 * sel-sched-ir.h: Likewise.
4445 2010-01-14 Martin Jambor <mjambor@suse.cz>
4447 PR tree-optimization/42714
4448 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
4449 constructors specially.
4451 2010-01-14 Andi Kleen <ak@linux.intel.com>
4453 * config/i386/drivers-i386.c (detect_caches_intel):
4454 Add l2sizekb parameter and fill in.
4455 (host_detect_local_cpu): Add l2sizekb, fill in.
4456 Add Atom small cache heuristic.
4458 2010-01-14 Andi Kleen <ak@linux.intel.com>
4460 * config/i386/drivers-i386.c (detect_caches_cpuid4):
4461 Add level3 parameter and fill in.
4462 (detect_caches_intel): Handle level3 cache.
4464 2010-01-14 Andi Kleen <ak@linux.intel.com>
4466 * config/i386/drivers-i386.c (host_detect_local_cpu):
4467 Fix core duo detection.
4469 2010-01-14 Andi Kleen <ak@linux.intel.com>
4471 * config/i386/drivers-i386.c (host_detect_local_cpu):
4474 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4476 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
4477 (rs6000_variable_issue_1): this. Use...
4478 (rs6000_variable_issue): here. Reimplement. Print debug info.
4480 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4482 * sel-sched-ir.c (sel_restore_other_notes): Rename to
4483 sel_restore_notes. Update all callers. Call reemit_notes
4486 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4488 PR rtl-optimization/42246
4489 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
4492 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4494 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
4495 all successors is the same as number of successors in current region.
4497 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4499 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
4500 to rename is not separable. Otherwise check that its LHS is not NULL.
4502 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4504 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
4506 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4508 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
4509 available registers when failed to discover LHS register class.
4510 Fix indentation. Update comment.
4512 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4513 Alexander Monakov <amonakov@ispras.ru>
4515 PR rtl-optimization/42389
4516 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
4518 (advance_state_on_fence): Likewise.
4519 (sel_target_adjust_priority): Print debug output only when
4520 sched_verbose >= 4, not 2.
4521 (get_expr_cost): Do not issue all unique insns on the next cycle.
4522 (fill_insns): Initialize can_issue_more from the value saved
4524 * sel-sched-ir.c (flist_add): New parameter issue_more.
4525 Init FENCE_ISSUE_MORE with it.
4526 (merge_fences): Likewise.
4527 (init_fences): Update call to flist_add.
4528 (add_to_fences, add_clean_fence_to_fences)
4529 (add_dirty_fence_to_fences): Likewise.
4530 (move_fence_to_fences): Update call to merge_fences.
4531 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
4533 * sel-sched-ir.h (struct _fence): New field issue_more.
4534 (FENCE_ISSUE_MORE): New accessor macro.
4536 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4538 PR rtl-optimization/42388
4539 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
4540 that have no predecessors nor successors. Do not call move_bb_info
4541 for empty blocks outside of current region.
4543 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4545 PR rtl-optimization/42294
4546 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
4547 * sel-sched.c (move_exprs_to_boundary): Transitively add all
4548 originators' originators.
4550 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4552 PR rtl-optimization/39453
4553 PR rtl-optimization/42246
4554 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
4556 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
4558 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4559 Alexander Monakov <amonakov@ispras.ru>
4562 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
4563 (maybe_tidy_empty_bb): ... here. Make static. Add new
4564 argument. Update all callers.
4565 (tidy_control_flow): ... and here. Recompute topological order
4566 of basic blocks in region if necessary.
4567 (sel_redirect_edge_and_branch): Change return type. Return true
4568 if topological order might have been invalidated.
4569 (purge_empty_blocks): Export and move from...
4570 * sel-sched.c (purge_empty_blocks): ... here.
4571 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
4572 (maybe_tidy_empty_bb): Delete prototype.
4573 (purge_empty_blocks): Declare.
4575 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4577 PR rtl-optimization/42249
4578 * sel-sched.c (try_replace_dest_reg): When chosen register
4579 and original register is the same, do not bail out early, but
4580 still check all original insns for validity of replacing destination
4581 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
4584 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4587 Port from no-undefined-overflow branch:
4588 2009-03-09 Richard Guenther <rguenther@suse.de>
4590 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
4592 2010-01-14 Richard Guenther <rguenther@suse.de>
4595 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
4597 2010-01-14 Ira Rosen <irar@il.ibm.com>
4599 PR tree-optimization/42709
4600 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
4601 as scalar type in creation of constant vector operand.
4603 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4606 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
4607 (check-parallel-%): Match `testsuite' directory component only
4610 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
4612 PR translation/39521
4613 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
4616 2010-01-13 Richard Guenther <rguenther@suse.de>
4618 PR tree-optimization/42730
4619 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
4622 2010-01-13 Steve Ellcey <sje@cup.hp.com>
4625 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
4626 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
4629 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
4631 * config/bfin/libgcc-bfin.ver: Regenerate based on current
4632 libgcc-std.ver. Add entries for ___smulsi3_highpart and
4633 ___umulsi3_highpart.
4635 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
4636 rather than schedule_insns if the pass is enabled.
4638 2010-01-13 Martin Jambor <mjambor@suse.cz>
4640 PR tree-optimization/42704
4641 * tree-sra.c (sra_modify_assign): Do not delete assignments to
4644 2010-01-13 Martin Jambor <mjambor@suse.cz>
4646 PR tree-optimization/42703
4647 * tree-sra.c (analyze_access_subtree): Check that we can build a
4648 reference to the original data within the aggregate.
4650 2010-01-13 Richard Guenther <rguenther@suse.de>
4652 PR tree-optimization/42705
4653 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
4655 2010-01-13 Richard Guenther <rguenther@suse.de>
4658 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
4660 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4663 * var-tracking.c (values_to_unmark): New variable.
4664 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4665 values_to_unmark vector. Moved body to...
4666 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4667 instead queue it into values_to_unmark vector.
4668 (vt_find_locations): Free values_to_unmark vector.
4670 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
4672 * config/s390/s390.c (override_options): Set
4673 default of max-pending-list-length to 256
4675 2010-01-13 Richard Guenther <rguenther@suse.de>
4678 * tree-pass.h (PROP_gimple_lcx): New.
4679 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
4680 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
4681 before the final cleanup_eh.
4682 (dump_properties): Dump PROP_gimple_lcx.
4683 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
4684 (tree_lower_complex_O0): Remove.
4685 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
4686 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
4687 tree_lower_complex, schedule TODO_update_ssa.
4688 * lto-streamer-out.c (output_function): Stream the functions
4690 * lto-streamer-in.c (input_function): Likewise.
4691 (lto_read_body): Do not override them here.
4693 2010-01-12 Joseph Myers <joseph@codesourcery.com>
4696 * c-typeck.c (build_c_cast): Fold value cast to union type before
4697 wrapping it in a CONSTRUCTOR.
4699 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4701 PR rtl-optimization/42699
4702 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
4705 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4707 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4708 SUBTARGET_WARN_UNUSED_SPEC): Move ...
4709 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4710 SUBTARGET_WARN_UNUSED_SPEC): ... here
4711 * config/mips/iris5.h (LIBGCC_SPEC): Define.
4713 2010-01-12 Julian Brown <julian@codesourcery.com>
4715 * config/arm/neon-schedgen.ml (Utils): Don't try to
4716 open missing module.
4717 (find_with_result): New.
4719 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4722 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
4723 sharing when canonicalizing ({lt,ge}u (plus a b) b).
4725 PR tree-optimization/42645
4726 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
4727 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
4728 decl_map, set processing_debug_stmt to -1 and return name without
4731 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
4733 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
4734 binutils version, and reword target configuration description.
4736 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4738 * config/avr/avr.h (LINKER_NAME): Remove.
4740 2010-01-11 Janis Johnson <janis187@us.ibm.com>
4743 * config/rs6000/rs6000.c (rs6000_override_options): On targets
4744 that support VSX, warn for -mno-altivec if vsx is not disabled,
4747 2010-01-11 Joseph Myers <joseph@codesourcery.com>
4748 Shujing Zhao <pearly.zhao@oracle.com>
4750 PR translation/42469
4751 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
4752 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
4753 character between option name and help text.
4754 * c.opt (imultilib): Likewise.
4756 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
4758 * lto-streamer-out.c (output_unreferenced_globals): Output static
4761 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
4763 PR rtl-optimization/42621
4764 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
4765 optimizing for size.
4766 (duplicate_computed_gotos): Remove now-redundant check.
4768 2010-01-10 Steve Ellcey <sje@cup.hp.com>
4771 * configure.ac: Save and restore LDFLAGS and LIBS
4772 * configure: Regenerate.
4774 2010-01-10 Richard Guenther <rguenther@suse.de>
4777 * builtins.c (fold_builtin_strlen): Add type argument and
4778 convert the resulting length to it.
4779 (fold_builtin_1): Adjust.
4781 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4783 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
4784 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
4786 (num_insns_constant_wide): Adjust for that change.
4788 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4791 * web.c (union_defs): Add used argument, to combine uses of
4793 (entry_register): Adjust type and tests of used argument.
4794 (web_main): Widen used for new use. Pass it to union_defs.
4795 * df.h (union_defs): Adjust prototype.
4797 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4800 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
4801 uses in new incoming argument. Free body.
4802 (reset_debug_uses_in_loop): New.
4803 (analyze_insn_to_expand_var): Call the latter if the former found
4804 anything. Fix whitespace. Reject invalid dest overlaps before
4805 going through all insns in the loop.
4807 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4810 * haifa-sched.c (dying_use_p): Debug insns don't count.
4812 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4815 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
4816 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
4817 (verify_gimple_call): Reject LHS in noreturn calls.
4819 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4823 * tree-vect-loop-manip.c (adjust_info): New type.
4824 (adjust_vec): New pointer to vector.
4825 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
4826 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
4827 (slpeel_update_phis_for_duplicate_loop): Use them.
4828 (slpeel_update_phi_nodes_for_guard1): Likewise.
4829 (slpeel_update_phi_nodes_for_guard2): Likewise.
4830 (slpeel_tree_peel_loop_to_edge): Likewise.
4831 (vect_update_ivs_after_vectorizer): Likewise.
4833 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4835 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
4836 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
4838 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4840 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
4841 bogus uninitialized warning.
4843 2010-01-09 Richard Guenther <rguenther@suse.de>
4846 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
4847 the evolution is compatible with the initial condition.
4849 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4851 * gcc.c (process_command): Update copyright notice dates.
4852 * gcov.c (print_version): Likewise.
4853 * gcov-dump.c (print_version): Likewise.
4854 * mips-tfile.c (main): Likewise.
4855 * mips-tdump.c (main): Likewise.
4857 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4860 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
4862 (rotlhi3_8): Delete.
4864 (rotlsi3_8): Delete.
4865 (rotlsi3_16): Delete.
4866 (rotlsi3_24): Delete.
4868 (*rotw<mode>3): New.
4869 (*rotb<mode>3): New.
4870 * config/avr/avr.c (avr_rotate_bytes): New function.
4871 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
4873 2010-01-08 Steve Ellcey <sje@cup.hp.com>
4876 * configure.ac: Modify -rdynamic check.
4877 * configure: Regenerate.
4879 2010-01-08 DJ Delorie <dj@redhat.com>
4881 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
4882 register popping order.
4884 2010-01-08 Richard Guenther <rguenther@suse.de>
4887 * c.opt (fsigned-char): Also let LTO handle this option.
4888 (funsigned-char): Likewise.
4890 2010-01-07 Richard Guenther <rguenther@suse.de>
4892 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
4893 (gimple_op): Likewise.
4894 (gimple_op_ptr): Likewise.
4895 (gimple_assign_set_lhs): Remove gcc_assert.
4896 (gimple_assign_set_rhs1): Likewise.
4897 (gimple_assign_set_rhs2): Likewise.
4898 (gimple_call_set_lhs): Likewise.
4899 (gimple_call_set_fn): Likewise.
4900 (gimple_call_set_fndecl): Likewise.
4901 (gimple_call_fndecl): Likewise.
4902 (gimple_call_return_type): Likewise.
4903 (gimple_call_set_chain): Likewise.
4904 (gimple_call_num_args): Likewise.
4905 (gimple_call_set_arg): Likewise.
4906 (gimple_cond_set_code): Likewise.
4907 (gimple_cond_set_lhs): Likewise.
4908 (gimple_cond_set_rhs): Likewise.
4909 (gimple_cond_set_true_label): Likewise.
4910 (gimple_cond_set_false_label): Likewise.
4911 (gimple_label_set_label): Likewise.
4912 (gimple_goto_set_dest): Likewise.
4913 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
4914 (gimple_debug_bind_get_value): Likewise.
4915 (gimple_debug_bind_get_value_ptr): Likewise.
4916 (gimple_debug_bind_set_var): Likewise.
4917 (gimple_debug_bind_set_value): Likewise.
4918 (gimple_debug_bind_reset_value): Likewise.
4919 (gimple_debug_bind_has_value_p): Likewise.
4920 (gimple_return_retval_ptr): Remove gcc_assert.
4921 (gimple_return_retval): Likewise.
4922 (gimple_return_set_retval): Likewise.
4923 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
4924 (safe_referenced_var_iterator): Remove.
4925 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
4926 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
4927 (fill_referenced_var_vec): Remove.
4928 (first_readonly_imm_use): Remove redundant gcc_assert.
4929 (phi_arg_index_from_use): Combine gcc_asserts.
4930 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
4931 (first_imm_use_stmt): Remove redundant gcc_assert.
4932 * tree-cfg.c (verify_gimple_call): Verify function and chain
4933 operands. Verify arguments.
4934 (verify_types_in_gimple_stmt): Verify condition code and labels.
4936 2010-01-07 Richard Guenther <rguenther@suse.de>
4938 PR tree-optimization/42641
4939 * sese.c (rename_map_elt_info): Use the SSA name version, do
4942 2010-01-07 Jakub Jelinek <jakub@redhat.com>
4944 PR tree-optimization/42625
4945 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
4946 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
4948 2010-01-07 Duncan Sands <baldrick@free.fr>
4950 * Makefile.in (PLUGIN_HEADERS): Add version.h.
4952 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
4955 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
4956 note itself is not function_invariant_p.
4958 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
4960 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
4961 Do not add the DF_NOTE problem.
4962 * store-motion.c (execute_rtl_store_motion): Likewise.
4964 2010-01-07 Martin Jambor <mjambor@suse.cz>
4966 PR tree-optimization/42157
4967 * tree-sra.c (compare_access_positions): Stabilize sort if both
4968 accesses have integer types, return zero immediately if they are the
4971 2010-01-06 Richard Henderson <rth@redhat.com>
4974 * haifa-sched.c (add_to_note_list): Merge into ...
4975 (concat_note_lists): ... here, and ...
4976 (unlink_other_notes, rm_other_notes): Merge into...
4977 (remove_notes): ... here. Create REG_SAVE_NOTEs for
4978 NOTE_INSN_EPILOGUE_BEG.
4980 2010-01-06 Richard Guenther <rguenther@suse.de>
4982 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
4983 not inline regular functions into always-inline functions.
4985 2010-01-06 Nick Clifton <nickc@redhat.com>
4987 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
4988 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
4990 (OVERRIDE_OPTIONS): Delete.
4991 (OPTIMIZATION_OPTIONS): Define.
4992 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
4993 * config/rx/rx.c (rx_handle_option): Issue an error message if
4994 -mcpu=rx200 and -fpu are used together.
4995 (rx_set_optimization_options): New function. Issue an error
4996 message if an optimization attribute attempts to reset the FPU/
4997 math optimization pairing.
4998 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
4999 * config/rx/rx.opt: Set the default to 32-bit doubles.
5000 * config/rx/t-rx: Add multilibs for -nofpu option.
5001 * doc/invoke.texi: Update documentation of RX options.
5003 2010-01-06 Richard Guenther <rguenther@suse.de>
5005 * tree-ssa-pre.c (name_to_id): New global.
5006 (alloc_expression_id): Simplify SSA name handling.
5007 (lookup_expression_id): Likewise.
5008 (init_pre): Zero name_to_id.
5009 (fini_pre): Free it.
5011 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
5013 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
5015 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
5018 * config/i386/sse.md (smaxv2di3): New.
5019 (umaxv2di3): Likewise.
5020 (sminv2di3): Likewise.
5021 (uminv2di3): Likewise.
5023 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
5026 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
5027 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
5028 (legitimize_tls_address): Likewise.
5029 (sparc_tls_referenced_p): Likewise.
5030 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
5031 and adjust calls to legitimize_pic_address.
5032 (legitimate_constant_p) Use sparc_tls_referenced_p.
5033 (legitimate_pic_operand_p): Likewise.
5034 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
5035 (sparc_tls_symbol_ref_1): Delete.
5036 (sparc_tls_referenced_p): Make static, recognize specific patterns.
5037 (legitimize_tls_address): Make static, handle CONST patterns.
5038 (legitimize_pic_address): Make static, remove unused parameter and
5039 adjust recursive calls.
5040 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
5041 and adjust call to legitimize_pic_address.
5042 (sparc_output_mi_thunk): Likewise.
5044 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
5045 H.J. Lu <hongjiu.lu@intel.com>
5048 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
5049 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
5050 operands to make them signed.
5053 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5056 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5057 GTU to GT for V4SI and V2DI.
5059 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5060 (umin<mode>3): Removed.
5062 (uminv4si3): Likewise.
5064 2010-01-05 Martin Jambor <mjambor@suse.cz>
5066 PR tree-optimization/42462
5067 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
5068 current_function_decl to helper functions and macros.
5070 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5073 * flags.h: Don't include real.h.
5074 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
5075 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
5076 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
5077 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
5078 * dominance.c: Update copyright.
5079 * gimple.c (walk_gimple_op): Remove inline.
5080 * tree-ssa-reassoc.c: Include real.h.
5081 * Makefile.in (FLAGS_H): Remove $(REAL_H).
5082 (tree-ssa-reassoc.o): Depend on $(REAL_H).
5084 2010-01-05 Nick Clifton <nickc@redhat.com>
5086 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
5087 register to push into the stack frame when the accumulator has to
5088 be saved during interrupts.
5090 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
5092 * doc/invoke.texi: Remove the documentation about option
5094 * common.opt (Wunreachable-code): Preserved for backward
5096 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
5097 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
5098 the backward compatibility flag section.
5100 2010-01-05 Richard Guenther <rguenther@suse.de>
5102 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
5104 2010-01-05 Jakub Jelinek <jakub@redhat.com>
5107 * cfgexpand.c (expand_one_var): Diagnose too large variables.
5109 PR tree-optimization/42508
5110 * tree-sra.c (convert_callers): Check for recursive call
5111 by comparing cgraph nodes instead of decls.
5112 (modify_function): Call ipa_modify_formal_parameters also
5113 on all same_body aliases.
5115 * cgraphunit.c (cgraph_materialize_all_clones): Compare
5116 cgraph nodes when checking for same_body aliases.
5118 2010-01-05 Richard Guenther <rguenther@suse.de>
5120 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
5121 allocation and lookup.
5122 (get_or_alloc_expr_for_constant): Likewise.
5123 (phi_translate): Sink allocation.
5125 2010-01-04 Richard Guenther <rguenther@suse.de>
5127 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
5128 a new entry only if needed.
5129 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
5130 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
5132 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
5134 (phi_translate): Handle CONSTANTs early.
5136 2010-01-04 Martin Jambor <mjambor@suse.cz>
5138 PR tree-optimization/42398
5139 * tree-sra.c (struct access): Removed flag grp_different_types.
5140 (dump_access): Do not dump the removed flag.
5141 (sort_and_splice_var_accesses): Do not set the removed flag.
5142 (sra_modify_expr): Check for type compatibility directly.
5144 2010-01-04 Martin Jambor <mjambor@suse.cz>
5146 PR tree-optimization/42366
5147 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
5148 edges with variable number of parameters.
5149 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
5150 flag instead of asserting it.
5151 (ipa_read_node_info): Read uses_analysis_done flag.
5153 2010-01-04 Richard Guenther <rguenther@suse.de>
5155 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
5156 iterative_hash_* as intended.
5157 (vn_reference_compute_hash): Likewise. Simplify hashing
5159 (vn_reference_lookup_2): Likewise.
5160 (vn_nary_op_compute_hash): Likewise.
5161 (vn_phi_compute_hash): Likewise.
5162 (expressions_equal_p): Remove strange code.
5163 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
5164 (pre_expr_hash): Likewise. Simplify hashing SSA names.
5165 (bitmap_insert_into_set_1): Take value-id as parameter.
5166 (add_to_value): Pass it.
5167 (bitmap_insert_into_set): Likewise.
5168 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
5170 2010-01-04 Jakub Jelinek <jakub@redhat.com>
5173 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
5174 (do_self_spec): For switches with SWITCH_IGNORE set set also
5175 SWITCH_IGNORE_PERMANENTLY.
5176 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
5179 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
5181 * lto-streamer-out.c (output_unreferenced_globals): Output the full
5182 tree of an unreferenced global var.
5184 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5187 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5188 GTU to GT for V4SI and V2DI.
5190 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5191 (umin<mode>3): Removed.
5193 (uminv4si3): Likewise.
5195 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5198 * collect2.c (main): Turn on trace in collect2 if -v is passed
5201 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
5203 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
5204 description of expression operand.
5206 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
5208 * configure.ac: Add install-html to target_list for Make-hooks.
5209 * configure: Regenerate.
5210 * fortran/Make-lang.in (F95_HTMLFILES): New.
5211 (fortran.html): Use it.
5212 (fortran.install-html): New.
5213 * Makefile.in (install-html): Add lang.install-html.
5214 * java/Make-lang.in (JAVA_HTMLFILES): New.
5215 (java.html): Use it.
5216 (java.install-html): New.
5217 * objc/Make-lang.in (objc.install-html): New.
5218 * objcp/Make-lang.in (obj-c++.install-html): New.
5219 * cp/Make-lang.in (c++.install-html): New.
5220 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
5221 * lto/Make-lang.in (lto.install-html): New.
5223 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5226 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
5228 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
5230 PR rtl-optimization/41862
5231 * store-motion.c (store_killed_in_insn, compute_store_table,
5232 remove_reachable_equiv_notes, replace_store_insn,
5233 build_store_vectors): Ignore all DEBUG_INSNs.
5235 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5238 * common.opt: Add dumpdir.
5240 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
5242 (option_map): Add --dumpdir.
5244 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
5246 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
5248 * opts.c (decode_options): Try dump_dir_name first if
5249 dump_base_name isn't an absolute path.
5250 (common_handle_option): Handle OPT_dumpdir.
5252 * toplev.c (dump_dir_name): New.
5253 (print_switch_values): Also ignore -dumpdir.
5255 * toplev.h (dump_dir_name): New.
5257 2010-01-03 Richard Guenther <rguenther@suse.de>
5259 PR tree-optimization/42589
5260 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
5261 double-word expansion of bswap32.
5263 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
5265 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
5266 with BLOCK_FOR_INSN.
5267 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
5268 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
5269 noce_process_if_block): Likewise.
5270 * gcse.c (compute_local_properties, insert_expr_in_table,
5271 insert_set_in_table, canon_list_insert, find_avail_set,
5272 pre_insert_copy_insn): Likewise.
5274 * basic-block.h (BLOCK_NUM): Move from here...
5275 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
5277 2010-01-03 Richard Guenther <rguenther@suse.de>
5279 PR tree-optimization/42438
5280 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
5281 contains_may_not_return_call flag.
5282 (BB_MAY_NOTRETURN): New.
5283 (valid_in_sets): Trapping nary operations are not valid
5284 in blocks that may not return.
5285 (insert_into_preds_of_block): Remove check for trapping expressions.
5286 (compute_avail): Compute also BB_MAY_NOTRETURN.
5288 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
5290 * doc/invoke.texi: Add 2010 to copyright years.
5292 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
5294 * config/sparc/sparc.c: Fix formatting nits.
5296 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
5297 Alexander Monakov <amonakov@ispras.ru>
5299 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
5301 2010-01-02 Richard Guenther <rguenther@suse.de>
5304 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
5305 (simplify_switch_using_ranges): Mark to be removed edges
5308 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5310 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5312 * collect2.c (scan_libraries): Add missing argument in call to
5315 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
5318 * config/alpha/predicates.md (aligned_memory_operand): Return false
5320 (unaligned_memory_operand): Return true for CQImode.
5321 * config/alpha/alpha.c (get_aligned_mem): Assert that location
5322 doesn not cross aligned SImode word boundary.
5324 2010-01-02 Anatoly Sokolov <aesok@post.ru>
5326 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
5328 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
5329 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
5331 2010-01-02 Richard Guenther <rguenther@suse.de>
5334 * toplev.c (compile_file): Emit LTO marker properly. Change
5336 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
5338 2010-01-01 Richard Guenther <rguenther@suse.de>
5341 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
5343 2010-01-01 Richard Guenther <rguenther@suse.de>
5346 * c-decl.c (grokdeclarator): For zero-size arrays force
5347 structural equality checks as layout_type does.
5349 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5351 * builtins.c: Update copyright to 2010.
5353 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5356 * lto-streamer-out.c (produce_asm): Revert the last change.
5357 (copy_function): Likewise.
5359 * lto-streamer.c (lto_get_section_name): Skip any leading
5362 2010-01-01 Richard Guenther <rguenther@suse.de>
5365 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
5369 Copyright (C) 2010 Free Software Foundation, Inc.
5371 Copying and distribution of this file, with or without modification,
5372 are permitted in any medium without royalty provided the copyright
5373 notice and this notice are preserved.