1 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3 * tree-if-conv.c: Fix comments and simplify logic.
5 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
7 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
8 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
9 (main_tree_if_conversion): Update call to tree_if_conversion.
11 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
14 * doc/invoke.texi (-b,-V): Delete.
15 * doc/tm.texi: Do not mention -b.
16 * gcc.c (display_help): Delete -b and -V.
17 (process_command): Delete -b and -V.
18 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
20 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
21 Wolfgang Gellerich <gellerich@de.ibm.com>
23 Implement target hook for loop unrolling
24 * target.h (loop_unroll_adjust): Add a new target hook function.
25 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
26 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
27 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
28 (s390_loop_unroll_adjust): Implement the new target hook for s390.
29 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll target hook
30 (decide_unroll_stupid): Likewise.
32 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
35 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
37 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
39 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
40 (Specific, *-*-solaris2*): Likewise.
41 Don't prefer Sun as over GNU as.
43 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
45 * config/s390/s390.c (override_options): Adjust the z10
46 defaults for max-unroll-times, max-completely-peeled-insns
47 and max-completely-peel-times.
49 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
51 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
53 (s390_expand_setmem): Likewise.
54 (s390_expand_cmpmem): Likewise.
56 2010-04-08 Richard Guenther <rguenther@suse.de>
58 PR tree-optimization/43679
59 * tree-ssa-pre.c (eliminate): Only propagate copies.
61 2010-04-08 Jakub Jelinek <jakub@redhat.com>
64 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
65 set but not used variable warning.
67 2010-04-08 Wei Guozhi <carrot@google.com>
70 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
71 (arm_size_rtx_costs): Call the new function when optimized for size.
73 2010-04-08 Jakub Jelinek <jakub@redhat.com>
76 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
77 op0 is not a MEM, just return NULL instead of assertion
79 (discover_nonconstant_array_refs): Don't walk debug stmts.
81 2010-04-08 Doug Kwan <dougkwan@google.com>
83 * configure.ac: Recognize gold and do not use its version number
85 * configure: Regenerate.
87 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
90 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
91 (negate_value): Move code to push elements to broken_up_substracts ...
92 (eliminate_plus_minus_pair): ... here. Push operands that have no
93 negative pair to plus_negates.
94 (repropagate_negates, init_reassoc, fini_reassoc): Update.
96 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
98 * doc/install.texi (Configuration): Move description of
99 --enable-lto, --with-libelf*, --enable-gold from Java section to
102 * doc/generic.texi (Working with declarations)
103 (Function Properties, C and C++ Trees): Fix typos.
104 * doc/sourcebuild.texi (Top Level): Likewise.
106 2010-04-07 Jakub Jelinek <jakub@redhat.com>
109 * tree.h (DECL_READ_P): Define.
110 (struct tree_decl_common): Add decl_read_flag.
111 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
112 a set but not used warning.
113 (merge_decls): Merge DECL_READ_P flag.
114 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
115 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
116 * c-common.c (handle_used_attribute, handle_unused_attribute):
118 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
120 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
122 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
123 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
124 c_parser_binary_expression, c_parser_cast_expression,
125 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
126 Call default_function_array_read_conversion instead of
127 default_function_array_conversion where needed.
128 (c_parser_unary_expression, c_parser_conditional_expression,
129 c_parser_postfix_expression_after_primary, c_parser_initelt):
130 Likewise. Call mark_exp_read where needed.
131 (c_parser_statement_after_labels, c_parser_asm_operands,
132 c_parser_typeof_specifier, c_parser_sizeof_expression,
133 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
135 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
137 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
138 (warn_unused_but_set_parameter): Default to warn_unused
140 * doc/invoke.texi: Document -Wunused-but-set-variable and
141 -Wunused-but-set-parameter.
143 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
145 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
146 when operandN variables aren't used in the body of the expander
148 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
149 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
150 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
151 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
152 FOR_EACH_IMM_USE_ON_STMT): Likewise.
153 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
154 * tree.c (PROCESS_ARG): Likewise.
156 2010-04-07 Simon Baldwin <simonb@google.com>
158 * diagnostic.h (diagnostic_override_option_index): New macro to
159 set a diagnostic's option_index.
160 * c-tree.h (c_cpp_error): Add warning reason argument.
161 * opts.c (_warning_as_error_callback): New.
162 (register_warning_as_error_callback): Store callback for
163 warnings enabled via enable_warning_as_error.
164 (enable_warning_as_error): Call callback, minor code tidy.
165 * opts.h (register_warning_as_error_callback): Declare.
166 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
167 response to -Werror=.
168 (c_common_init_options): Register warning_as_error_callback in opts.c.
169 * common.opt: Add -Wno-cpp option.
170 * c-common.c (struct reason_option_codes_t): Map cpp warning
171 reason codes to gcc option indexes.
172 * (c_option_controlling_cpp_error): New function, lookup the gcc
173 option index for a cpp warning reason code.
174 * (c_cpp_error): Add warning reason argument, call
175 c_option_controlling_cpp_error for diagnostic_override_option_index.
176 * doc/invoke.texi: Document -Wno-cpp.
178 2010-04-07 Richard Guenther <rguenther@suse.de>
180 * ipa-reference.c (mark_load): Use get_base_address.
181 (mark_store): Likewise.
183 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
184 inserting GIMPLE_NOPs into the IL.
185 * tree-ssa-structalias.c (get_constraint_for_component_ref):
186 Explicitly strip handled components and indirect references.
188 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
189 folding address expressions.
190 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
191 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
192 operand_equal_p to compare decls.
193 (ptr_deref_may_alias_decl_p): Likewise.
194 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
195 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
196 Handle reversed comparison ops.
197 * tree-sra.c (asm_visit_addr): Use get_base_address.
198 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use
200 * ipa-reference.c (mark_address): Use get_base_address.
202 2010-04-07 Richard Guenther <rguenther@suse.de>
204 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
205 Propagate constants everywhere.
207 2010-04-07 Jakub Jelinek <jakub@redhat.com>
210 * tree.c (MAX_INT_CACHED_PREC): Define.
211 (nonstandard_integer_type_cache): New array.
212 (build_nonstandard_integer_type): Cache results for precision
213 <= MAX_INT_CACHED_PREC.
215 2010-04-07 Richard Guenther <rguenther@suse.de>
217 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
218 -fargument-noalias-global, -fargument-noalias-anything): Remove.
219 * common.opt: Likewise.
220 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust
222 * alias.c (base_alias_check): Remove flag_argument_noalias
224 (nonoverlapping_memrefs_p): Likewise.
225 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
226 * opts.c (common_handle_option): Handle OPT_fargument_alias,
227 OPT_fargument_noalias, OPT_fargument_noalias_anything and
228 OPT_fargument_noalias_global for backward compatibility.
230 2010-04-07 Richard Guenther <rguenther@suse.de>
232 PR tree-optimization/43270
233 * tree-vrp.c (check_array_ref): Fix flexible array member
235 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
236 * tree-ssa-pre.c (phi_translate_1): Adjust.
237 (fully_constant_expression): Split out vn_reference handling to ...
238 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
239 Fold reads from constant strings.
240 (vn_reference_lookup): Handle fully constant references.
241 (vn_reference_lookup_pieces): Likewise.
242 * Makefile.in (expmed.o-warn): Add -Wno-error.
244 2010-04-07 Martin Jambor <mjambor@suse.cz>
246 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
248 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
251 * gcc.c: Add -static-libstdc++ to list of recognized options.
253 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
255 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to
258 2010-04-07 Richard Guenther <rguenther@suse.de>
261 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with
262 pointer bases build simple mem attributes to retain
263 points-to information.
265 2010-04-07 Richard Guenther <rguenther@suse.de>
268 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
269 preserve points-to related information.
271 2010-04-07 Richard Guenther <rguenther@suse.de>
274 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
275 discard plain indirect references.
276 * fold-const.c (operand_equal_p): Guard against NULL_TREE
278 * tree.c (tree_nop_conversion): Likewise.
280 2010-04-07 Dodji Seketeli <dodji@redhat.com>
283 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
285 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
287 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
288 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
290 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
292 * tree-if-conv.c: Fix indentation and comments.
294 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
296 * tree-if-conv.c: Sort static functions in topological order.
298 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
300 * tree-if-conv.c: Fix indentation and comments.
302 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
305 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
306 lang_hooks.types.type_for_size instead of build_nonstandard_integer_type.
307 When converting an unsigned type to signed, double its precision.
308 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
309 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
310 (graphite_create_new_loop_guard): When ub + 1 wraps around, use lb <= ub.
312 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
315 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
316 POINTER_PLUS_EXPR for pointer types.
318 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
321 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
322 * graphite-clast-to-gimple.c: Include langhooks.h.
323 (max_signed_precision_type): New.
324 (max_precision_type): Takes two types as arguments.
325 (precision_for_value): New.
326 (precision_for_interval): New.
327 (gcc_type_for_interval): New.
328 (gcc_type_for_value): New.
329 (gcc_type_for_clast_term): New.
330 (gcc_type_for_clast_red): New.
331 (gcc_type_for_clast_bin): New.
332 (gcc_type_for_clast_expr): Split up into several functions.
333 (gcc_type_for_clast_eq): Rewritten.
334 (compute_bounds_for_level): New.
335 (compute_type_for_level_1): New.
336 (compute_type_for_level): New.
337 (gcc_type_for_cloog_iv): Removed.
338 (gcc_type_for_iv_of_clast_loop): Rewritten.
339 (graphite_create_new_loop): Compute the lower and upper bound types
340 with gcc_type_for_clast_expr.
341 (graphite_create_new_loop_guard): Same.
342 (find_cloog_iv_in_expr): Removed.
343 (compute_cloog_iv_types_1): Removed.
344 (compute_cloog_iv_types): Removed.
345 (gloog): Do not call compute_cloog_iv_types.
346 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
348 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
349 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
350 (GBB_CLOOG_IV_TYPES): Removed.
352 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
354 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
355 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
356 (detect_commutative_reduction): Same.
358 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
360 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
361 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
363 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
364 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
365 (rewrite_commutative_reductions_out_of_ssa): Same.
366 * passes.c (execute_function_todo): Call verify_ssa for every pass
367 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
368 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
369 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
370 with an extra argument.
371 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
372 verify_ssa only when the extra argument is true.
373 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
374 with an extra argument.
375 (tree_transform_and_unroll_loop): Same.
377 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
379 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
380 for all the passes of the LNO having LOOP_CLOSED_SSA.
381 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
382 * tree-loop-distribution.c (pass_loop_distribution): Same.
383 * tree-pass.h (TODO_verify_loops): Removed.
384 * tree-ssa-loop.c (pass_tree_loop_init): Same.
386 (pass_tree_unswitch): Same.
387 (pass_predcom): Same.
388 (pass_vectorize): Same.
389 (pass_linear_transform): Same.
390 (pass_graphite_transforms): Same.
391 (pass_iv_canon): Same.
392 (pass_complete_unroll): Same.
393 (pass_complete_unrolli): Same.
394 (pass_parallelize_loops): Same.
395 (pass_loop_prefetch): Same.
396 (pass_iv_optimize): Same.
398 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
401 * passes.c (init_optimization_passes): Move pass_lim before
402 pass_copy_prop and pass_dce_loop.
404 2010-04-06 Jakub Jelinek <jakub@redhat.com>
407 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
408 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
409 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
410 MULTI_* defines for 4 argument vpermil2p* builtins.
412 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
414 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
415 * config/i386/i386.c (x86_maybe_negate_const_int): New.
416 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
417 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
418 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
419 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
420 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
421 Use x86_maybe_negate_const_int to output insn mnemonic.
422 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
423 check from instruction predicate. Update comments.
424 * config/i386/sync.md (sync_add<mode>): Use
425 x86_maybe_negate_const_int to output insn mnemonic.
427 2010-04-06 Jan Hubicka <jh@suse.cz>
429 PR tree-optimization/42906
430 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
431 IGNORE_SELF argument. Set visited_control_parents for fully
433 (find_obviously_necessary_stmts): Update call of
434 mark_control_dependent_edges_necessary.
435 (propagate_necessity): Likewise. Handle PHI edges more curefully.
437 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
439 * config/i386/i386.md: Remove comment about 'e' and 'E'
442 2010-04-06 Richard Guenther <rguenther@suse.de>
444 PR tree-optimization/43627
445 * tree-vrp.c (extract_range_from_unary_expr): Widenings
446 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
449 2010-04-06 Jakub Jelinek <jakub@redhat.com>
451 * BASE-VER: Change to 4.6.0.
454 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
457 2010-04-06 Richard Guenther <rguenther@suse.de>
460 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
462 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
464 * doc/invoke.texi (Optimize Options): Document that LTO
465 won't remove object access purely due to incompatible
468 2010-04-04 Matthias Klose <doko@ubuntu.com>
470 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
473 2010-04-03 Richard Guenther <rguenther@suse.de>
476 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
477 require a non-NULL MEM_OFFSET.
479 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
481 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
482 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
483 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
484 config/alpha/predicates.md, config/arm/arm.md,
485 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
486 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
487 config/darwin9.h, config/darwin.c, config/darwin.h,
488 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
489 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
490 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
491 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
492 config/mips/mips.md, config/mn10300/mn10300.c,
493 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
494 config/rs6000/aix.h, config/rs6000/dfp.md,
495 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
496 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
497 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
498 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
499 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
500 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
501 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
502 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
503 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
504 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
505 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
506 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
507 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
508 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
509 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
510 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
511 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
512 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
513 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
514 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
515 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
516 opt-functions.awk, opth-gen.awk, params.def, passes.c,
517 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
518 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
519 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
520 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
521 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
522 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
523 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
524 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
525 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
526 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
527 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
528 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
529 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
530 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
532 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
535 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
536 * aclocal.m4: Regenerate.
538 2010-04-02 Richard Guenther <rguenther@suse.de>
540 PR tree-optimization/43629
541 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
542 if we have seen a constant value.
544 2010-04-02 Joseph Myers <joseph@codesourcery.com>
546 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for
549 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
552 * arm.c (legitimize_tls_address): Adjust call to
553 gen_tls_load_dot_plus_four.
554 (arm_note_pic_base): New function.
555 (arm_cannot_copy_insn_p): Use it.
556 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
559 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
564 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
566 * Makefile.in ($(out_object_file)): Depend on
567 gt-$(basename $(notdir $(out_file))).h.
569 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
571 * config.gcc (lm32-*-rtems*): Add t-lm32.
573 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
575 * config.gcc: Add lm32-*-rtems*.
576 * config/lm32/rtems.h: New file.
578 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
581 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
583 2010-04-01 Jakub Jelinek <jakub@redhat.com>
585 * dwarf2out.c (output_compilation_unit_header): For
586 -gdwarf-4 use version 4 instead of version 3.
587 (output_line_info): For version 4 and above emit additional
588 maximum ops per insn header field.
589 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
591 * dwarf2out.c (is_c_family, is_java): Remove.
592 (lower_bound_default): New function.
593 (add_bound_info, gen_descr_array_type_die): Use it.
595 2010-04-01 Dodji Seketeli <dodji@redhat.com>
598 * dwarf2out.c (gen_variable_die): Allow debug info for variable
599 re-declaration when it happens in a function.
601 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
603 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
604 (cgraph_remove_function_insertion_hook): Same.
605 (cgraph_call_function_insertion_hooks): Same.
607 2010-04-01 Richard Guenther <rguenther@suse.de>
610 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
611 and TREE_THIS_VOLATILE.
612 (copy_ref_info): Likewise.
613 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
614 * tree.c (build6_stat): Ignore side-effects of all but arg5
615 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
618 2010-04-01 Richard Guenther <rguenther@suse.de>
620 PR tree-optimization/43607
621 * ipa-type-escape.c (check_call): Do not access non-existing
624 2010-04-01 Richard Guenther <rguenther@suse.de>
628 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
629 Jack Howarth <howarth@bromo.med.uc.edu>
631 * tree-profile.c (tree_init_ic_make_global_vars): Make static
634 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
636 * doc/install.texi (Prerequisites): Document libelf usability on
637 IRIX 5/6 and Solaris 2.
638 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
639 Update GNU as, GNU ld requirements.
640 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
641 Document Sun Studio compiler download.
642 Update and simplify as, ld recommendations.
643 (Specific, *-*-solaris2.7): Note obsoletion, removal.
645 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
647 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
648 with_tune_32 to pentium4.
650 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
652 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
654 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
656 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
659 Document GNU as requirement.
660 Update configure requirements.
661 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion,
663 Recomment IRIX 6.5.18+.
664 Document IDF/IDL requirement.
665 Document GNU as requirement.
666 Document GNU ld bootstrap failure.
667 Remove freeware.sgi.com reference.
669 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
671 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
672 UNIX V4.0, V5.0 obsoletion, removal.
673 Remove --with-gc=simple reference.
674 Update VM requirements during bootstrap.
675 Remove -oldas bootstrap description.
676 Update binutils reference.
677 Remove comparison failure note.
679 2010-03-31 Richard Guenther <rguenther@suse.de>
680 Zdenek Dvorak <ook@ucw.cz>
681 Sebastian Pop <sebastian.pop@amd.com>
684 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
685 with multiple arguments.
686 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
688 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
690 * graphite-dependences.c (print_pddr): Call print_pdr with an
692 * graphite-poly.c (debug_pdr): Add an extra argument for the
695 (print_pbb_domain): Same.
697 (print_scop_context): Same.
700 (debug_pbb_domain): Same.
704 (debug_scop_context): Same.
707 (print_scop_params): Same.
708 (debug_scop_params): Same.
709 (print_iteration_domain): Same.
710 (print_iteration_domains): Same.
711 (debug_iteration_domain): Same.
712 (debug_iteration_domains): Same.
713 (print_scattering_function): Same.
714 (print_scattering_functions): Same.
715 (debug_scattering_function): Same.
716 (debug_scattering_functions): Same.
717 * graphite-poly.h (debug_pdr): Update declaration.
719 (print_pbb_domain): Same.
721 (print_scop_context): Same.
724 (debug_pbb_domain): Same.
728 (debug_scop_context): Same.
731 (print_scop_params): Same.
732 (debug_scop_params): Same.
733 (print_iteration_domain): Same.
734 (print_iteration_domains): Same.
735 (debug_iteration_domain): Same.
736 (debug_iteration_domains): Same.
737 (print_scattering_function): Same.
738 (print_scattering_functions): Same.
739 (debug_scattering_function): Same.
740 (debug_scattering_functions): Same.
742 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
744 * graphite-poly.c (print_scattering_function_1): New.
745 (print_scattering_function): Call it.
746 (print_scop_params): Remove spaces at the end of lines.
749 * graphite-poly.h (print_cloog): Declared.
750 (debug_cloog): Declared.
752 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
754 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
756 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
757 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
758 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
759 to switch between adding the IV bump in loop->latch or in loop->header.
761 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
763 * graphite-poly.c (print_scattering_function): Pretty print following
766 (print_pbb_domain): Same.
767 (dump_gbb_cases): Same.
768 (dump_gbb_conditions): Same.
771 (print_scop_params): Same.
772 (print_scop_context): Same.
774 (print_pbb_body): New.
775 (lst_indent_to): New.
776 (print_lst): Start new lines with a #.
777 * graphite-poly.h (pbb_bb): New.
778 (pbb_index): Use pbb_bb.
779 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
781 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
783 2010-03-31 Jakub Jelinek <jakub@redhat.com>
785 * dwarf2out.c (size_of_die): For -gdwarf-4 use
786 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
787 and 0 instead of 1 for dw_val_class_flag.
788 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
789 dw_val_class_range_list, dw_val_class_loc_list,
790 dw_val_class_lineptr and dw_val_class_macptr, use
791 DW_FORM_flag_present for dw_val_class_flag and
792 DW_FORM_exprloc for dw_val_class_loc.
793 (output_die): For -gdwarf-4 print dw_val_class_loc
794 size as uleb128 instead of 1 or 2 bytes and don't print
795 anything for dw_val_class_flag.
797 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
798 instead of cselib_lookup following by tweaking locs->setting_insn.
801 * cselib.c (cselib_process_insn): Clear cselib_current_insn
802 even before returning from label, setjmp call or volatile asm
805 2010-03-31 Richard Guenther <rguenther@suse.de>
808 * cgraphunit.c (cgraph_output_in_order): Do not allocate
809 temporary data on stack.
811 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
813 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
814 (PUSHSECTION_ASM_OP): Remove.
815 (POPSECTION_ASM_OP): Remove.
816 (PUSHSECTION_FORMAT): Remove.
817 * config/sol2.h (PUSHSECTION_FORMAT): Define.
818 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
819 * config/sol2.c (solaris_output_init_fini): Use it.
821 2010-03-31 Jie Zhang <jie@codesourcery.com>
824 * opt-functions.awk (var_type_struct): Use signed char type
825 for simple variables.
827 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
829 * config/sol2.c: Include output.h.
830 (solaris_assemble_visibility): New function.
831 * config/t-sol2 (sol2.o): Add output.h dependency.
832 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
833 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
836 2010-03-31 Jakub Jelinek <jakub@redhat.com>
839 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
840 V2SImode or XFmode on PRE_DEC.
843 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
846 2010-03-31 Jie Zhang <jie@codesourcery.com>
849 * reload.h (caller_save_initialized_p): Declare.
850 * toplev.c (backend_init_target): Don't call
851 init_caller_save but set caller_save_initialized_p to false.
852 * caller-save.c (caller_save_initialized_p): Define.
853 (init_caller_save): Check caller_save_initialized_p.
854 * ira.c (ira): Call init_caller_save if flag_caller_saves.
856 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
859 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
860 and soft-fp/t-softfp to tmake_file.
861 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
862 (LIBGCC2_TF_CEXT): Define.
865 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
868 * cselib.c (n_useless_values): Document handling of debug locs.
869 (n_useless_debug_values, n_debug_values): New variables.
870 (new_elt_loc_list): Don't add to debug values, keep count.
871 (promote_debug_loc): New.
872 (cselib_reset_table): Zero new variables.
873 (entry_and_rtx_equal_p): Promote debug locs.
874 (discard_useless_locs): Increment n_useless_debug_values for
876 (remove_useless_values): Adjust n_useless_values and n_debug_values
877 with n_useless_debug_values.
878 (add_mem_for_addr): Promote debug locs.
879 (cselib_lookup_mem): Likewise.
880 (cselib_lookup_addr): Renamed to...
881 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
882 (cselib_log_lookup): ... this. Turn into...
883 (cselib_lookup_addr): ... new wrapper.
884 (cselib_lookup_from_insn): New.
885 (cselib_invalidate_regno): Increment n_useless_debug_values for
887 (cselib_invalidate_mem): Likewise.
888 (cselib_process_insn): Take n_deleted and n_debug_values into
889 account to guard remove_useless_value call.
890 (cselib_finish): Zero n_useless_debug_values.
891 * cselib.h (cselib_lookup_from_insn): Declare.
892 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
893 (sched_analyze_2): Likewise.
895 2010-03-30 Jakub Jelinek <jakub@redhat.com>
897 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
899 (adjust_mems): Replace narrowing SUBREG of expression containing
900 just PLUS, MINUS, MULT and ASHIFT of registers and constants
901 with operations in the narrower mode.
904 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
905 regs_invalidated_by_call instead all call_used_reg_set registers.
907 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
910 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
911 pointer comparisons with types_compatible_p.
912 * tree-vect-stmts.c (vectorizable_call): Same.
913 (vectorizable_condition): Same.
915 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
917 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
918 stack check if the mask would be zero.
920 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
921 Jack Howarth <howarth@bromo.med.uc.edu>
923 * tree-profile.c (tree_init_ic_make_global_vars): Make static
926 2010-03-30 Joseph Myers <joseph@codesourcery.com>
929 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
931 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
932 Include ___unordxf2 and ___unordtf2.
933 * config/i386/libgcc-glibc.ver: Do not define inheritance from
936 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
938 * config/lm32/t-lm32: New file.
939 * config.gcc: Use the above file when targetting lm32.
941 2010-03-28 Duncan Sands <baldrick@free.fr>
943 * Makefile.in (PLUGIN_HEADERS): Add except.h.
945 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
948 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
949 Improve vectorization cost model diagnostic.
951 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
954 * tree-vect-data-refs.c (vect_analyze_data_refs): When
955 compute_data_dependences_for_loop returns false, early exit
956 and output an extra diagnostic for the failed data reference
959 2010-03-29 Richard Guenther <rguenther@suse.de>
961 PR tree-optimization/43560
962 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
963 (can_sm_ref_p): Treat stores to readonly locations as trapping.
965 2010-03-29 Jie Zhang <jie@codesourcery.com>
968 * toplev.c (process_options): Set optimization_default_node
969 and optimization_current_node.
970 * opts.c (decode_options): Don't set optimization_default_node
971 and optimization_current_node.
973 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
975 * config/rtems.h: Abandon -qrtems_debug.
977 2010-03-28 Jan Hubicka <jh@suse.cz>
979 PR tree-optimization/43505
980 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
981 map should not be copied.
983 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
986 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
987 cdtors, set DECL_PRESERVE_P.
988 * ipa.c (cgraph_externally_visible_p): Return true if declaration
991 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
993 PR tree-optimization/43528
994 * stor-layout.c (place_field): Check that constant fits into
995 unsigned HWI when skipping calculation of MS bitfield layout.
997 2010-03-27 Jan Hubicka <jh@suse.cz>
1000 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
1001 notice_global_symbol work.
1003 2010-03-27 Jakub Jelinek <jakub@redhat.com>
1005 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
1006 instead of dwarf2out_decl.
1007 (struct var_loc_node): Remove section_label field.
1008 (dwarf2out_function_decl): New function.
1009 (dwarf2out_var_location): Don't set section_label field.
1010 (dwarf2out_begin_function): Don't empty decl_loc_table here.
1012 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1014 PR tree-optimization/43544
1015 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1016 First argument for builtin vectorized function hook is now a
1017 tree to be able to distinguish between machine specific and
1019 * targhooks.c (default_builtin_vectorized_function): Ditto.
1020 * targhooks.h (default_builtin_vectorized_function): Ditto.
1021 * target.h (struct gcc_target): Ditto.
1022 * tree-vect-stmts.c (vectorizable_function): Ditto.
1023 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
1024 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1027 2010-03-26 Joseph Myers <joseph@codesourcery.com>
1030 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
1031 nested binding iff it is a FUNCTION_DECL.
1032 (store_parm_decls_newstyle): Pass nested=true to bind for
1033 FUNCTION_DECLs amongst parameters.
1035 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1037 * var-tracking.c (vt_expand_loc_callback): Don't run
1038 cselib_expand_value_rtx_cb in dummy mode if
1039 cselib_dummy_expand_value_rtx_cb returned false.
1041 * var-tracking.c (emit_note_insn_var_location): For one part
1042 notes with offset 0, don't add EXPR_LIST around the location.
1043 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
1044 add_location_or_const_value_attribute): Adjust for that change.
1047 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
1048 into first operand and location into second.
1049 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
1050 dw_cfi_oprnd_loc for DW_CFA_expression.
1051 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
1052 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
1053 assume first argument is regnum and second argument is location.
1055 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1058 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1059 of scratch register to DImode. Split to DImode comparison operator.
1060 Use SImode subreg of scratch register in the multiplication.
1061 (*cmp_sadd_sidi): Ditto.
1062 (*cmp_ssub_si): Ditto.
1063 (*cmp_ssub_sidi): Ditto.
1065 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1068 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
1069 Remove invalid assert and wrong comment.
1071 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1074 * flags.h (final_insns_dump_p): New extern.
1075 * final.c (final_insns_dump_p): New variable.
1076 (rest_of_clean_state): Set it before -fdump-final-insns=
1077 dumping, clear afterwards.
1078 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
1079 MEM_ALIAS_SET on MEMs.
1081 2010-03-26 David S. Miller <davem@davemloft.net>
1083 * configure.ac: Fix sparc GOTDATA_OP bug check.
1084 * configure: Rebuild.
1086 2010-03-26 Alan Modra <amodra@gmail.com>
1088 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
1090 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1092 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
1093 TLS_SECTION_ASM_FLAG.
1095 2010-03-25 Jakub Jelinek <jakub@redhat.com>
1098 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
1099 Clear first_function_block_is_cold.
1102 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
1103 argument if the argument is truth_value_p.
1105 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1107 * config/rs6000/constraints.md: Update copyright year for my changes.
1110 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
1111 used in reg+reg addressing, swap registers.
1113 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1116 * target.h (struct gcc_target): Add code_end hook.
1117 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
1119 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
1120 * toplev.c (compile_file): Call targetm.asm_out.code_end
1121 hook before unwind info/debug info output.
1122 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
1123 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
1124 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1125 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
1126 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1127 * config/i386/i386.c (ix86_file_end): Renamed to...
1128 (ix86_code_end): ... this. Make static. Don't call
1129 file_end_indicate_exec_stack. Emit unwind info using
1130 final_start_function/final_end_function.
1131 (darwin_x86_file_end): Remove.
1132 (TARGET_ASM_CODE_END): Define.
1133 * config/i386/i386.h (TARGET_ASM_FILE_END,
1134 NEED_INDICATE_EXEC_STACK): Don't define.
1135 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
1136 (TARGET_ASM_FILE_END): Define to darwin_file_end.
1137 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
1138 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
1141 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
1142 at the beginning and final_end_function at the end.
1143 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1145 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1147 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
1148 and Sun as TLS syntax.
1149 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
1150 * configure: Regenerate.
1151 * config.in: Regenerate.
1152 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
1153 (default_elf_asm_named_section): Use it.
1154 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
1155 (i386_output_dwarf_dtprel): Likewise.
1156 (output_addr_const_extra): Likewise.
1157 (output_pic_addr_const): Lowercase @GOTTPOFF.
1158 (output_addr_const_extra): Likewise.
1159 (output_pic_addr_const): Lowercase @GOTNTPOFF.
1160 (output_addr_const_extra): Likewise.
1161 (output_pic_addr_const): Lowercase @INDNTPOFF.
1162 (output_addr_const_extra): Likewise.
1163 (output_pic_addr_const): Lowercase @NTPOFF.
1164 (output_addr_const_extra): Likewise.
1165 (output_pic_addr_const): Lowercase @TPOFF.
1166 (output_addr_const_extra): Likewise.
1167 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
1168 (*tls_global_dynamic_64): Likewise.
1169 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
1170 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
1172 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
1173 (ASM_OUTPUT_TLS_COMMON): Use it.
1174 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
1177 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
1178 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
1179 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
1180 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1181 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1182 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
1184 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1186 * config/i386/i386.c (override_options): Don't accept
1187 -mtls-dialect=sun any longer.
1188 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
1189 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
1190 (*tls_local_dynamic_base_32_sun): Likewise.
1191 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1193 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1196 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1197 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
1200 * ira.c (adjust_cleared_regs): New function.
1201 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
1205 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
1207 * expr.c (expand_expr_real): Restore previous
1208 curr_insn_source_location and curr_insn_block after
1209 expand_expr_real_1 call.
1210 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
1211 instead of expand_expr_real_1.
1213 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
1215 PR rtl-optimization/43413
1216 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
1219 2010-03-22 James E. Wilson <wilson@codesourcery.com>
1222 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
1223 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
1225 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
1227 * config/i386/i386.c (ix86_target_string): Add -mfma.
1228 Fix a typo in comment.
1230 2010-03-22 Mike Stump <mikestump@comcast.net>
1233 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
1234 Don't overly align based upon packed packed fields.
1236 2010-03-22 Jason Merrill <jason@redhat.com>
1238 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
1239 Use () rather than [], and move before the element type.
1241 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1243 * doc/configfiles.texi (Configuration Files): Removed
1244 fixinc/Makefile*, intl/Makefile.*.
1245 * doc/makefile.texi: Fixed markup. Abstract from version
1246 control system used.
1247 (Makefile): Removed obsolete gcc/java/parse.y example.
1248 * doc/sourcebuild.texi: Likewise.
1249 (Top Level): Added config, gnattools, libdecnumber, libgcc,
1250 libgomp, libssp. Removed fastjar.
1251 (Miscellaneous Docs): Clarify location.
1252 Added COPYING3, COPYING3.LIB.
1253 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
1255 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1258 * config/i386/i386.c (x86_function_profiler)
1259 [!NO_PROFILE_COUNTERS]: Fix typo.
1260 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
1263 2010-03-22 Janis Johnson <janis187@us.ibm.com>
1264 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1266 * doc/sourcebuild.texi (Test Directives): Split into six
1267 subsections, with most of the current text in new subsections
1268 Directives, Selectors, and Final Actions.
1269 (Directives): Split list of test directives into multiple
1271 (Selectors): Describe use and syntax of selectors.
1272 (Effective-Target Keywords): Describe all existing keywords.
1273 (Add Options): Describe features for dg-add-options.
1274 (Require Support): Describe variants of dg-require-support.
1275 (Final Actions): Describe commands to use in dg-final.
1277 2010-03-22 Michael Matz <matz@suse.de>
1280 * recog.c (validate_replace_rtx_group): Replace also in
1281 REG_EQUAL and REG_EQUIV notes.
1283 2010-03-22 Richard Guenther <rguenther@suse.de>
1285 PR tree-optimization/43390
1286 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
1287 sure vector extracts are type correct.
1289 2010-03-22 Richard Guenther <rguenther@suse.de>
1292 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
1293 x * sqrt (x) even when optimizing for size if the target
1294 has native support for sqrt.
1296 2010-03-22 Jakub Jelinek <jakub@redhat.com>
1298 * varasm.c (make_decl_rtl_for_debug): Also clear
1299 flag_mudflap for the duration of make_decl_rtl call.
1302 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
1303 locs from preserved VALUEs.
1305 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1308 * pa.md (movmemsi): Set align to one if zero.
1309 (movmemdi): Likewise.
1311 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
1314 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
1315 with their corresponding prologue pushes.
1317 2010-03-20 Andrew Pinski <pinskia@gmail.com>
1320 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
1321 at the begining or end.
1322 (spu_expand_epilogue): Likewise.
1324 2010-03-20 Richard Guenther <rguenther@suse.de>
1326 PR rtl-optimization/43438
1327 * combine.c (make_extraction): Properly zero-/sign-extend an
1328 extraction of the low part of a CONST_INT. Also handle
1331 2010-03-19 Mike Stump <mikestump@comcast.net>
1333 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
1334 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
1335 (override_options): Use SUBTARGET32_DEFAULT_CPU.
1337 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1340 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
1343 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
1345 PR rtl-optimization/42258
1346 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
1347 use that may match DEF.
1350 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
1351 the cost of loading the constant rather than assuming
1353 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
1354 outer code is AND, do the same tests as the andsi3 expander and
1355 return COSTS_N_INSNS (1) if and is cheap.
1357 * optabs.c (avoid_expensive_constant): Fix formatting.
1359 2010-03-19 Michael Matz <matz@suse.de>
1362 * attribs.c (decl_attributes): When rebuilding a function pointer
1363 type use the same qualifiers as the original pointer type.
1365 2010-03-19 Martin Jambor <mjambor@suse.cz>
1367 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
1368 and is_gimple_ip_invariant_address.
1370 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1373 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1375 * config/arm/arm.c (arm_override_options): Turn off
1376 flag_dwarf2_cfi_asm for AAPCS variants.
1378 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1381 * config/arm/arm.c (emit_multi_reg_push): Update comments.
1382 Use PRE_MODIFY instead of PRE_DEC.
1383 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
1384 (vfp_emit_fstmd): Likewise.
1386 2010-03-19 Michael Matz <matz@suse.de>
1389 * builtins.c (expand_builtin_interclass_mathfn,
1390 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
1393 2010-03-19 Richard Guenther <rguenther@suse.de>
1395 PR tree-optimization/43415
1396 * tree-ssa-pre.c (phi_translate): Split out worker to ...
1397 (phi_translate_1): ... this.
1398 (phi_translate): Move all caching here. Cache all NARY
1399 and REFERENCE translations.
1401 2010-03-19 David S. Miller <davem@davemloft.net>
1403 With help from Eric Botcazou.
1404 * config/sparc/sparc.c: Include dwarf2out.h.
1405 (emit_pic_helper): Delete.
1406 (pic_helper_symbol_name): Delete.
1407 (pic_helper_emitted_p): Delete.
1408 (pic_helper_needed): New.
1409 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
1410 (get_pc_thunk_name): New.
1411 (load_pic_register): Remove 'delay_pic_helper' arg. Use
1412 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
1413 Set pic_helper_needed to true. Don't call emit_pic_helper.
1414 (sparc_expand_prologue): Update load_pic_register call.
1415 (sparc_output_mi_thunk): Likewise.
1416 (sparc_file_end): Emit a hidden comdat symbol for the PIC
1417 thunk if possible. Output CFI information as needed.
1419 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1420 Jack Howarth <howarth@bromo.med.uc.edu>
1423 * config/i386/i386.h: Fix ABI on darwin x86-32.
1425 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
1427 * tree.h: Declare make_decl_rtl_for_debug.
1428 * varasm.c (make_decl_rtl_for_debug): New.
1429 * dwarf2out.c (rtl_for_decl_location): Call it.
1430 * cfgexpand.c (expand_debug_expr): Call it.
1432 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1435 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
1439 * var-tracking.c (vt_init_cfa_base): Do nothing if
1440 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
1442 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
1445 * var-tracking.c (canonicalize_vars_star): New.
1446 (dataflow_post_merge_adjust): Use it.
1448 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1451 * var-tracking.c (non_suitable_const): New function.
1452 (add_uses): For DEBUG_INSNs with constants, don't record any
1453 value, instead just the constant value itself.
1454 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
1455 is not VAR_LOC_UNKNOWN_P, set var to the constant.
1456 (emit_notes_in_bb): Likewise.
1457 (emit_note_insn_var_location): For onepart variables if
1458 cur_loc is a VOIDmode constant, use DECL_MODE.
1460 2010-03-18 Martin Jambor <mjambor@suse.cz>
1463 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
1464 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
1465 all non-clones. Moved call redirection...
1466 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
1467 (cgraph_materialize_all_clones): Dispose of all
1468 combined_args_to_skip bitmaps.
1469 (verify_cgraph_node): Do not check for edges pointing to wrong
1470 nodes in inline clones.
1471 * tree-inline.c (copy_bb): Call
1472 cgraph_redirect_edge_call_stmt_to_callee.
1473 * ipa.c (cgraph_remove_unreachable_nodes): Call
1474 cgraph_node_remove_callees even when there are used clones.
1476 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1478 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
1480 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1483 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
1486 2010-03-18 Michael Matz <matz@suse.de>
1489 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
1490 into sqrt(x) if we need to preserve signed zeros.
1492 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
1493 Eric Botcazou <ebotcazou@adacore.com>
1495 PR rtl-optimization/43360
1496 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
1497 note if we don't know its invariant status.
1499 2010-03-18 Michael Matz <matz@suse.de>
1501 PR tree-optimization/43402
1502 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
1503 PHI chains of ssa names registered for update.
1505 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
1508 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
1509 non-offsettable and pre_modify update addressing.
1510 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
1511 and "2" alternatives "#".
1512 (*movdd_softfloat32): Make all alternatives "#";
1513 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
1514 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
1515 (*movdf_softfloat32): Make all alternatives "#";
1516 (movdi): Use the new DIFD mode iterator to create a common splitter
1517 for movdi, movdf and movdd patterns.
1519 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
1521 * common.opt (dumpdir): Remove redundant tab.
1523 2010-03-17 Martin Jambor <mjambor@suse.cz>
1525 PR tree-optimization/43347
1526 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
1527 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
1529 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
1531 PR rtl-optimization/42216
1532 * regrename.c (create_new_chain): New function, broken out from...
1533 (scan_rtx_reg): ... here. Call it. Handle the case where we are
1534 appending a use to an empty chain.
1535 (build_def_use): Remove previous changes that convert OP_INOUT to
1536 OP_OUT operands; instead detect the case where an OP_INOUT operand
1537 uses a previously untracked register and create an empty chain for it.
1539 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1541 * doc/extend.texi (Function Attributes): Rewrite unfinished
1542 sentence in ms_abi documentation.
1544 2010-03-17 Alan Modra <amodra@gmail.com>
1546 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
1547 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
1548 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
1549 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
1551 2010-03-16 Richard Henderson <rth@redhat.com>
1554 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
1555 (lower_try_finally): Save and restore eh_seq around the expansion
1558 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1560 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
1561 statements before splitting block.
1563 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1565 * doc/sourcebuild.texi (Testsuites): Fix markup.
1566 Use pathnames relative to gcc/testsuite.
1567 (Test Directives): Move description of how timeout is determined.
1568 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
1569 (C Tests): Correct gcc.misc-tests directory.
1570 Framework tests now live in gcc.test-framework.
1572 2010-03-16 Richard Guenther <rguenther@suse.de>
1575 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
1576 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
1578 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1579 Alexandre Oliva <aoliva@redhat.com>
1581 PR tree-optimization/42917
1582 * lambda-code.c (remove_iv): Skip debug statements.
1583 (lambda_loopnest_to_gcc_loopnest): Likewise.
1584 (not_interesting_stmt): Debug statements are not interesting.
1586 2010-03-16 Jakub Jelinek <jakub@redhat.com>
1590 * cselib.c (cselib_preserve_constants,
1591 cfa_base_preserved_val): New static variables.
1592 (preserve_only_constants): New function.
1593 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
1594 clear its REG_VALUES. If cselib_preserve_constants, don't
1595 empty the whole hash table, but preserve there VALUEs with constants,
1596 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
1597 (cselib_preserve_cfa_base_value): New function.
1598 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
1599 (cselib_init): Change argument to int bitfield. Set
1600 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
1602 (cselib_finish): Clear cselib_preserve_constants and
1603 cfa_base_preserved_val.
1604 * cselib.h (enum cselib_record_what): New enum.
1605 (cselib_init): Change argument to int.
1606 (cselib_preserve_cfa_base_value): New prototype.
1607 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
1608 * dse.c (dse_step1): Likewise.
1609 * cfgcleanup.c (thread_jump): Likewise.
1610 * sched-deps.c (sched_analyze): Likewise.
1611 * gcse.c (local_cprop_pass): Likewise.
1612 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
1613 If FN is non-NULL, call the callback always and whenever it returns
1614 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
1615 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
1616 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
1617 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
1618 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
1619 * var-tracking.c: Include recog.h.
1620 (bb_stack_adjust_offset): Remove.
1621 (vt_stack_adjustments): Don't call it, instead just gather the
1622 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
1623 (adjust_stack_reference): Remove.
1624 (compute_cfa_pointer): New function.
1625 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
1626 (struct adjust_mem_data): New type.
1627 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
1629 (get_address_mode): New function.
1630 (replace_expr_with_values): Use it.
1631 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
1632 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
1633 (adjust_sets): Remove.
1634 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
1635 Use get_address_mode.
1636 (get_adjusted_src): Remove.
1637 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
1638 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
1639 (add_with_sets): Don't call adjust_sets.
1640 (fp_setter, vt_init_cfa_base): New functions.
1641 (vt_initialize): Change return type to bool. Move most of pool etc.
1642 initialization to the beginning of the function from end. Pass
1643 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
1644 If !frame_pointer_needed, call vt_stack_adjustment before mos
1645 vector is filled, call vt_init_cfa_base if argp/framep has been
1646 eliminated to sp. If frame_pointer_needed and argp/framep has
1647 been eliminated to hard frame pointer, set
1648 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1649 encountering fp setter in the prologue. For MO_ADJUST, call
1650 log_op_type before pusing the op into mos vector, not afterwards.
1651 Call adjust_insn before cselib_process_insn/add_with_sets,
1652 call cancel_changes (0) afterwards.
1653 (variable_tracking_main_1): Adjust for vt_initialize calling
1654 vt_stack_adjustments and returning whether it succeeded or not.
1656 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1658 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1661 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1663 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1665 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
1666 drap_reg has not been set.
1668 2010-03-15 Michael Matz <matz@suse.de>
1671 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
1672 use it to expand block copies.
1673 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1674 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
1675 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
1677 2010-03-15 Richard Guenther <rguenther@suse.de>
1679 PR tree-optimization/43367
1680 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
1683 2010-03-15 Richard Guenther <rguenther@suse.de>
1685 PR tree-optimization/43317
1686 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
1688 2010-03-15 Martin Jambor <mjambor@suse.cz>
1690 PR tree-optimization/43141
1691 * tree-sra.c (create_abstract_origin): New function.
1692 (modify_function): Call create_abstract_origin.
1694 2010-03-15 Chris Demetriou <cgd@google.com>
1696 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
1699 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1702 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1703 call insert_out_of_ssa_copy for default definitions.
1705 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1707 * graphite-clast-to-gimple.c (my_long_long): Defined.
1708 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1709 * graphite-sese-to-poly.c (my_long_long): Defined.
1710 (scop_ivs_can_be_represented): Use it.
1712 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1714 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1715 graphite-max-bbs-per-function, and loop-block-tile-size.
1716 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1718 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1720 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1722 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1723 forward declaration.
1724 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1725 (add_upper_bounds_from_estimated_nit): New.
1726 (build_loop_iteration_domains): Use it.
1728 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1730 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1732 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1735 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1736 should be an INTEGER_CST. Also handle CASE_CONVERT.
1738 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1740 * graphite.c (graphite_initialize): To bound the number of bbs per
1741 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
1742 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
1743 * doc/invoke.texi: Document it.
1745 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1747 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
1748 * graphite-sese-to-poly.h (build_poly_scop): Same.
1750 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1752 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
1753 the number of parameters in the scop. Use as an upper bound
1754 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
1755 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
1756 * doc/invoke.texi: Document it.
1758 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
1760 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
1761 * doc/c-tree.texi: Remove.
1762 * doc/generic.texi: Merge c-tree.texi here.
1763 * doc/gccint.texi (Trees): Remove menu entry.
1764 (c-tree.texi): Remove @include.
1765 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
1766 * doc/languages.texi (Reading RTL): Ditto.
1768 2010-03-12 Steve Ellcey <sje@cup.hp.com>
1771 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
1773 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1776 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
1777 code added to work around reload clobbering CONST insns.
1779 2010-03-12 Jakub Jelinek <jakub@redhat.com>
1781 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
1782 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
1783 (cselib_preserve_only_values): Remove retain argument, don't
1784 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
1785 * cselib.h (cselib_preserve_only_values): Remove retain argument.
1786 * var-tracking.c (micro_operation): Move insn field before union.
1787 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
1788 (struct variable_tracking_info_def): Remove n_mos field, change
1789 mos into a vector of micro_operations.
1790 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
1791 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
1792 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
1793 changing into a vector.
1794 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
1795 come before all other uops generated by add_stores.
1796 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
1798 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
1799 a vector. Run just one pass over the bbs instead of separate counting
1800 and computation phase.
1801 (vt_finalize): Free VTI (bb)->mos vector instead of array.
1804 * tree-inline.c (remap_decls): Put old_var rather than origin_var
1805 into *nonlocalized_list vector.
1806 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
1807 even if origin is non-NULL.
1808 (gen_variable_die): Likewise.
1809 (process_scope_var): Don't change origin.
1810 (gen_decl_die): Likewise.
1811 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
1812 before adding new edges instead of after it, fix moving over
1815 2010-03-11 David S. Miller <davem@davemloft.net>
1817 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
1819 * configure: Rebuild.
1821 2010-03-11 Martin Jambor <mjambor@suse.cz>
1823 PR tree-optimization/43257
1824 * tree.c (assign_assembler_name_if_neeeded): New function.
1825 (free_lang_data_in_cgraph): Assembler name assignment moved to the
1827 * tree.h (assign_assembler_name_if_neeeded): Declare.
1828 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
1829 the function if needed.
1831 2010-03-11 Chris Demetriou <cgd@google.com>
1833 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
1834 include/stdint-gcc.h, and include/stdint.h world-readable.
1836 2010-03-11 Richard Guenther <rguenther@suse.de>
1838 PR tree-optimization/43255
1839 * tree-vrp.c (process_assert_insertions_for): Do not insert
1840 asserts for trivial conditions.
1842 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1844 PR tree-optimization/43280
1845 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
1846 generation. Move calculation of size out of the if branch.
1847 (find_bswap): Modify compare number generation.
1849 2010-03-11 Richard Guenther <rguenther@suse.de>
1852 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
1853 (input_gimple_stmt): Fixup handled component types during
1854 operand read. Also fix up decls in ADDR_EXPRs.
1856 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
1858 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
1859 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
1861 2010-03-10 Jan Hubicka <jh@suse.cz>
1864 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
1865 * varasm.c (get_variable_section): Don't do that here...
1866 (make_decl_rtl): ... and here.
1867 (do_assemble_alias): Produce decl RTL.
1868 (assemble_alias): Likewise.
1870 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1873 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
1874 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
1876 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
1877 (based_loc_descr): Only express drap or vdrap regno based expressions
1878 using DW_OP_fbreg when not optimizing.
1879 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
1880 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
1881 REG_CFA_SET_VDRAP note.
1883 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
1885 PR tree-optimization/43236
1886 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
1887 error in calculation of base address in reverse iteration case.
1888 (generate_builtin): Take number of latch executions if the statement
1891 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
1894 * tree-eh.c: Include pointer-set.h.
1895 (lower_eh_dispatch): Filter out duplicate case labels and
1896 remove the unneeded edge when the label is unused. Return
1897 true when some edges are removed.
1898 (execute_lower_eh_dispatch): When any lowering resulted in
1899 removing an edge, also delete unreachable blocks.
1901 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1904 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1905 UNSPEC_MACHOPIC_OFFSET.
1907 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
1910 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1911 (m68k_delegitimize_address): New function.
1913 2010-03-09 Jakub Jelinek <jakub@redhat.com>
1916 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
1919 * var-tracking.c (adjust_sets): New function.
1920 (count_with_sets, add_with_sets): Use it.
1921 (get_adjusted_src): New inline function.
1922 (add_stores): Use it.
1925 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
1926 call cselib_dummy_expand_value_rtx_cb instead of
1927 cselib_expand_value_rtx_cb.
1930 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
1931 * config/i386/i386.c: Include debug.h and dwarf2out.h.
1932 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
1933 and .cfi_endproc around the pic thunks.
1934 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
1935 all queued unwind info register saves are saved before the call.
1936 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
1937 considered as sp-=4 for unwind info and the pop as sp+=4 which
1938 also clobbers dest, but doesn't actually restore it.
1941 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
1942 RTX_FRAME_RELATED_P.
1944 2010-03-09 Jie Zhang <jie@codesourcery.com>
1946 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
1947 whitespaces in output template.
1949 2010-03-09 Jie Zhang <jie@codesourcery.com>
1951 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
1954 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1956 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
1957 builtins.exp in a separate job.
1959 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1961 * graphite-sese-to-poly.c (add_param_constraints): Use
1962 lower_bound_in_type and upper_bound_in_type.
1964 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1966 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1967 instead of unsigned_type_node.
1969 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1970 Reza Yazdani <reza.yazdani@amd.com>
1973 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1974 on pointer type parameters.
1976 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1980 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1981 handle conversions from pointer to integers.
1982 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1983 induction variable, to be able to work with code generated by CLooG.
1984 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1985 (build_poly_scop): Bail out if we cannot codegen a loop.
1987 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1989 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1990 code generation with gloog_error.
1992 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1994 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1995 Call fold_convert on all the returned values.
1996 (expand_scalar_variables_expr): Pass to
1997 expand_scalar_variables_ssa_name the type of the resulting expression.
1999 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2001 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
2002 ppl_min_for_le_pointset.
2003 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
2004 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
2006 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2008 * graphite-dependences.c (map_into_dep_poly): Removed.
2009 (dependence_polyhedron_1): Use combine_context_id_scat.
2011 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2013 * graphite-poly.h (struct poly_scattering): Add layout documentation.
2014 (struct poly_bb): Same.
2015 (combine_context_id_scat): New.
2017 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2020 * sese.c (name_defined_in_loop_p): Return false for default
2023 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2025 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
2026 and clean up the logic.
2028 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2030 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
2033 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2035 * var-tracking.c (remove_cselib_value_chains): Define only for
2037 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
2038 delete_slot_part, emit_notes_for_differences_1): Don't call
2039 remove_cselib_value_chains here.
2040 (set_slot_part, emit_notes_for_differences_2): Don't call
2041 add_cselib_value_chains here.
2042 (preserved_values): New vector.
2043 (preserve_value): New function.
2044 (add_uses, add_stores, vt_add_function_parameters): Use it
2045 instead of cselib_preserve_value.
2046 (changed_values_stack): New vector.
2047 (check_changed_vars_0): New function.
2048 (check_changed_vars_1, check_changed_vars_2): Use it.
2049 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
2050 changed_values_stack VALUEs.
2051 (vt_emit_notes): For all preserved_values call
2052 add_cselib_value_chains. If ENABLE_CHECKING call
2053 remove_cselib_value_chains before verifying value_chains is empty.
2054 Initialize and free changed_values_stack.
2055 (vt_initialize): Initialize preserved_values.
2056 (vt_finalize): Free preserved_values.
2058 2010-03-08 Richard Guenther <rguenther@suse.de>
2060 PR tree-optimization/43269
2061 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
2064 2010-03-08 Martin Jambor <mjambor@suse.cz>
2066 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
2067 (ipa_is_param_called): Removed.
2068 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
2069 (ipa_print_node_params): Do not print the called flag.
2070 (ipa_write_node_info): Do not stream the called flag.
2071 (ipa_read_node_info): Likewise.
2073 2010-03-07 Jakub Jelinek <jakub@redhat.com>
2076 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
2077 * cselib.c (struct expand_value_data): Add dummy field.
2078 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
2080 (cselib_dummy_expand_value_rtx_cb): New function.
2081 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
2083 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
2084 * var-tracking.c: Include pointer-set.h.
2085 (variable): Change n_var_parts to char from int. Add
2086 cur_loc_changed and in_changed_variables fields.
2087 (variable_canonicalize): Remove.
2088 (shared_var_p): New inline function.
2089 (unshare_variable): Maintain cur_loc_changed and
2090 in_changed_variables fields. If var was in changed_variables,
2091 replace it there with new_var. Just copy cur_loc instead of
2092 resetting it to something else.
2093 (variable_union): Don't recompute cur_loc. Use shared_var_p.
2094 (dataflow_set_union): Don't call variable_canonicalize.
2095 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
2096 of their DEBUG_EXPR_TREE_DECLs.
2097 (canonicalize_loc_order_check): Verify that cur_loc is NULL
2098 and in_changed_variables and cur_loc_changed is false.
2099 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
2100 and cur_loc_changed. Don't update cur_loc here.
2101 (variable_merge_over_src): Don't call variable_canonicalize.
2102 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
2103 removing loc that is equal to cur_loc, clear cur_loc,
2104 set cur_loc_changed and ensure variable_was_changed is called.
2105 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
2106 compare pointers in cur_loc check, if it is equal to loc,
2107 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
2108 (variable_different_p): Remove compare_current_location argument,
2109 don't compare cur_loc.
2110 (dataflow_set_different_1): Adjust variable_different_p caller.
2111 (variable_was_changed): If dv had some var in changed_variables
2112 already, reset in_changed_variables flag for it and propagate
2113 cur_loc_changed over to the new variable. On empty var
2114 always set cur_loc_changed. Set in_changed_variables on whatever
2115 var is added to changed_variables.
2116 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
2117 Use shared_var_p. When removing loc that is equal to cur_loc,
2118 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
2119 end, don't set it to something else, just call variable_was_changed.
2120 (delete_slot_part): Use shared_var_p. When cur_loc equals to
2121 loc being removed, clear cur_loc and set cur_loc_changed.
2122 Set cur_loc_changed if all locations have been removed.
2123 (struct expand_loc_callback_data): New type.
2124 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
2125 allocated. Always create SUBREGs if simplify_subreg failed.
2126 Prefer to use cur_loc, when that fails and still in
2127 changed_variables (and seen first time) recompute it. Set
2128 cur_loc_changed of variables which had to change cur_loc and
2129 compute elcd->cur_loc_changed if any of the subexpressions used
2130 had to change cur_loc.
2131 (vt_expand_loc): Adjust to pass arguments in
2132 expand_loc_callback_data structure.
2133 (vt_expand_loc_dummy): New function.
2134 (emitted_notes): New variable.
2135 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
2136 that weren't used for any other decl in current
2137 emit_notes_for_changes call call vt_expand_loc_dummy to update
2138 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
2139 first loc_chain location if NULL before. Always use just
2140 cur_loc instead of first loc_chain location. When cur_loc_changed
2141 is false, when not --enable-checking=rtl just don't emit any note.
2142 When rtl checking, compute the note and assert it is the same
2143 as previous note. Clear cur_loc_changed and in_changed_variables
2144 at the end before removing from changed_variables.
2145 (check_changed_vars_3): New function.
2146 (emit_notes_for_changes): Traverse changed_vars to call
2147 check_changed_vars_3 on each changed var.
2148 (emit_notes_for_differences_1): Clear cur_loc_changed and
2149 in_changed_variables. Recompute cur_loc of new_var.
2150 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
2151 (vt_emit_notes): Initialize and destroy emitted_notes.
2153 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
2155 PR rtl-optimization/42220
2156 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
2157 Use verify_reg_tracked to determine if we should use OP_OUT rather
2159 (build_def_use): If we see an in-out operand for a register that we
2160 know nothing about, treat is an output if possible, fail the block if
2163 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2166 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
2169 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2172 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
2173 uses of relevant DEFs that are dead outside the loop too.
2175 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2177 * var-tracking.c (dataflow_set_merge): Swap src and src2.
2179 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2181 * var-tracking.c (values_to_unmark): New variable.
2182 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2183 values_to_unmark vector. Moved body to...
2184 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2185 instead queue it into values_to_unmark vector.
2186 (vt_find_locations): Free values_to_unmark vector.
2188 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
2190 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
2191 (site.exp): Export them when plugins are enabled.
2193 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
2196 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
2198 (chrec_fold_multiply): Same.
2200 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2203 * c-decl.c (build_compound_literal): Return early if init is
2206 2010-03-04 Martin Jambor <mjambor@suse.cz>
2208 PR tree-optimization/43164
2209 PR tree-optimization/43191
2210 * tree-sra.c (type_consists_of_records_p): Reject records with
2211 zero-size bit-fields at the end.
2213 2010-03-04 Mike Stump <mikestump@comcast.net>
2215 * Makefile.in (TAGS): Remove *.y.
2217 2010-03-04 Richard Guenther <rguenther@suse.de>
2219 PR tree-optimization/40761
2220 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
2222 (my_rev_post_order_compute): New function.
2223 (init_pre): Call it.
2225 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
2228 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
2229 decrease the cost of an IV candidate when the cost is infinite.
2231 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2233 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
2234 Use '3DNow!' for the extension of that name, ensure normal space
2236 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2238 2010-03-03 Jeff Law <law@redhat.com>
2240 * PR middle-end/32693
2241 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
2242 than gen_rtx_SUBREG.
2243 (extract_bit_field_1): Likewise.
2245 2010-03-03 Janis Johnson <janis187@us.ibm.com>
2247 * doc/sourcebuild.texi (Test directives): Document that arguments
2248 include-opts and exclude-opts are now optional for dg-skip-if,
2249 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
2251 2010-03-03 Jason Merrill <jason@redhat.com>
2254 * cgraph.h (varpool_node): Add extra_name field.
2255 * varpool.c (varpool_extra_name_alias): New.
2256 (varpool_assemble_decl): Emit extra name aliases.
2257 (varpool_mark_needed_node): Look past an extra name alias.
2258 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
2259 * lto-streamer-in.c (lto_input_tree): Read it.
2260 * lto-streamer-out.c (output_unreferenced_globals): Write it.
2262 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
2264 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
2265 (sparc*-*-solaris2*): ...this.
2267 2010-03-03 Jakub Jelinek <jakub@redhat.com>
2270 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
2271 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
2272 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
2273 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
2276 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
2277 fallthrough to default handling, just with want_address 0 instead of 2.
2278 For single element lists, add_AT_loc directly, otherwise create an
2279 artificial variable DIE and stick location list to it.
2282 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
2283 (VAL_EXPR_HAS_REVERSE): Define.
2284 (reverse_op): New function.
2285 (add_stores): For reversible operations add an extra MO_VAL_USE.
2287 2010-03-02 Jason Merrill <jason@redhat.com>
2289 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
2291 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
2293 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
2294 (sparc64-*-linux*): Likewise.
2295 (sparc64-*-solaris2*): Include assembler files before linker ones.
2296 (sparc-*-solaris2*): Simplify and reorder to match previous case.
2297 * config/sparc/gas.h: Delete.
2298 * config/sparc/sol2-64.h: Add copyright notice.
2299 * config/sparc/sol2-gas-bi.h: Likewise.
2300 * config/sparc/sol2-gld.h: Likewise.
2301 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
2302 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
2303 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
2304 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
2305 (sparc_elf_asm_named_section): Rename into...
2306 (sparc_solaris_elf_asm_named_section): ...this. Always define.
2308 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
2310 * config/alpha/alpha.c (override_options): Fix -mtune error message.
2312 2010-03-02 Jeff Law <law@redhat.com>
2315 * reload1.c (rtx_p, substitute_stack): Declare.
2316 (substitute): Record addresses of changed rtxs.
2317 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
2318 Restore the original rtx when complete.
2319 (reload): Free subsitute_stack when complete.
2321 2010-03-02 Janis Johnson <janis187@us.ibm.com>
2323 * doc/gccint.texi (menu): Add Testsuites as a chapter.
2324 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
2326 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
2327 LTO Testing, gcov Testing, profopt Testing, compat Testing,
2328 Torture Tests): Change from subsection to section.
2330 2010-03-02 Jakub Jelinek <jakub@redhat.com>
2331 Steven Bosscher <steven@gcc.gnu.org>
2333 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
2336 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
2339 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
2340 the assignment from the new induction variable to the assignment
2341 of the value from the original loop PHI function.
2343 2010-03-01 Janis Johnson <janis187@us.ibm.com>
2344 Daniel Jacobowitz <dan@codesourcery.com>
2346 * doc/sourcebuild.texi (Test directives): Clarify options to
2349 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2351 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
2352 Disable cfi directives unless GCC and gas agree on using read-only
2353 .eh_frame sections for 64-bit.
2354 * configure: Regenerate.
2356 2010-03-01 Richard Guenther <rguenther@suse.de>
2358 PR tree-optimization/43220
2359 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
2360 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
2362 2010-03-01 Richard Guenther <rguenther@suse.de>
2363 Martin Jambor <mjambor@suse.cz>
2366 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
2367 gimplified parameters.
2369 2010-03-01 Christian Bruel <christian.bruel@st.com>
2371 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
2373 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
2375 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
2377 2010-03-01 Richard Guenther <rguenther@suse.de>
2380 * expr.c (expand_assignment): Use the alias-oracle to tell
2381 if the rhs aliases the result decl.
2383 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2386 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
2387 to sol_gt_pch_get_address.
2388 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
2389 64-bit, SPARC and x86.
2390 (sol_gt_pch_get_address): New function.
2392 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
2394 * toplev.h (inform_n, error_n): Declare.
2395 * diagnostic.c (inform_n, error_n): New function.
2397 2010-03-01 Jakub Jelinek <jakub@redhat.com>
2399 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
2400 has no rtl yet when processing local_decls, queue it and recheck
2401 if deferred stack allocation hasn't assigned it rtl.
2403 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2405 * config/sh/sh.c (unspec_bbr_uid): New.
2406 (gen_block_redirect): Use it instead of INSN_UID.
2407 (gen_far_branch): Likewise.
2409 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
2411 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
2412 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
2414 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2416 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
2417 (Warning Options): -Wno-conversion-null is valid for
2418 Objective-C++ as well.
2419 * doc/tm.texi (Named Address Spaces): Likewise.
2420 * doc/plugins.texi (Plugins): Replace TABs with spaces.
2421 * doc/tree-ssa.texi (Tree SSA): Likewise.
2423 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2426 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
2427 by default. Don't set the default arch for
2428 i[34567]86-*-darwin*|x86_64-*-darwin*.
2430 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2433 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
2434 default. Set the default 32bit/64bit archs with $with_arch
2435 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
2437 2010-02-27 Richard Guenther <rguenther@suse.de>
2439 PR tree-optimization/43186
2440 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
2441 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
2442 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
2443 unroller iterations.
2445 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2447 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
2448 required and i[34567]86-*-* targets don't support 64bit ISA.
2450 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
2453 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2456 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2458 * config.gcc: Set the default arch at least to Prescott for
2459 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
2460 if SSE math is enabled.
2462 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2464 * diagnostic.c (diagnostic_initialize): Update.
2465 (diagnostic_report_diagnostic): Test inhibit_notes_p for
2467 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
2468 (diagnostic_inhibit_notes): New.
2469 * toplev.c (process_options): inhibit notes with -fcompare-debug.
2471 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2474 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
2475 * doc/standards.texi: Likewise.
2476 * doc/extend.texi: Likewise.
2477 * doc/trouble.texi: Likewise.
2478 * doc/cppopts.texi: Likewise.
2479 * doc/install.texi: Likewise.
2480 * c.opt (std=c90,std=gnu90): New options.
2481 * c-opts.c (c_common_handle_option): Handle them.
2483 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2486 * c-decl.c (undeclared_variable): Use an informative note.
2488 2010-02-26 Richard Guenther <rguenther@suse.de>
2490 PR tree-optimization/43186
2491 * gimple.h (gimple_fold): Remove.
2492 * gimple.c (gimple_fold): Remove. Inline into single user ...
2493 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
2494 Try harder for conditions.
2496 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2499 * function.c (used_types_insert): Don't skip through named pointer
2500 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
2501 and it is different from the main variant's type.
2503 2010-02-26 Nick Clifton <nickc@redhat.com>
2505 * config/rx/rx.md (sminsi3): Remove bogus alternative.
2507 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2509 * config.gcc: Support --with-fpmath=sse for x86.
2511 * config/i386/ssemath.h: New.
2513 * doc/install.texi (--with-fpmath=sse): Documented.
2515 2010-02-26 Richard Guenther <rguenther@suse.de>
2517 PR tree-optimization/43188
2518 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
2519 vector types of over-aligned element type.
2521 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
2524 * config/i386/i386.c (expand_vec_perm_blend): Use correct
2525 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
2527 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
2529 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
2531 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2533 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
2534 * var-tracking.c: Include diagnostic.h.
2535 (debug_dv): New function.
2536 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
2539 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
2540 (add_value_chain, add_value_chains, remove_value_chain,
2541 remove_value_chains): Handle DEBUG_EXPRs.
2542 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
2545 * regcprop.c (struct queued_debug_insn_change): New type.
2546 (struct value_data_entry): Add debug_insn_changes field.
2547 (struct value_data): Add n_debug_insn_changes field.
2548 (debug_insn_changes_pool): New variable.
2549 (free_debug_insn_changes, apply_debug_insn_changes,
2550 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
2551 (kill_value_one_regno): Call free_debug_insn_changes if needed.
2552 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
2554 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
2556 (copyprop_hardreg_forward_1): Don't call apply_change_group for
2557 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
2558 changes, call cprop_find_used_regs via note_stores.
2559 (copyprop_hardreg_forward): When copying vd from predecessor
2560 which has any queued DEBUG_INSN changes, make sure the pointers are
2561 cleared. At the end call df_analyze and then if there are any
2562 DEBUG_INSN changes queued at the end of some basic block for still
2563 live registers, apply them.
2564 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
2566 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
2568 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
2571 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
2573 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
2574 targets. Set the default with_cpu/with_arch from arch/cpu.
2575 Allow x86-64 and native for with_cpu/with_arch.
2577 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
2579 * ebitmap.c: Change calls to verify_popcount with calls to
2580 sbitmap_verify_popcount.
2581 (ebitmap_clear_bit): Fixed map->cacheindex test and
2582 map>cache update when bit clearing results in an empty
2585 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2588 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
2589 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
2590 and support both V2DF and V2DI modes.
2591 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
2592 support both V2DF and V2DI modes.
2593 (general): Delete trailing whitespace from a few patterns.
2595 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2596 V2DF/V2DI interleave high/low builtins.
2598 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
2601 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
2602 interleave high/low functions.
2604 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
2606 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
2607 #pragma extern_prefix.
2609 2010-02-25 Jakub Jelinek <jakub@redhat.com>
2612 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
2613 BLKmode, assert op0 is a MEM and just adjust its mode.
2616 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
2617 if bitpos isn't multiple of mode's bitsize.
2619 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2621 * c.opt (-ftemplate-depth=): New.
2622 (-ftemplate-depth-): Deprecate.
2623 * optc-gen.awk: Handle -ftemplate-depth=.
2624 * opth-gen.awk: Likewise.
2625 * c-opts.c (c_common_handle_option): Likewise.
2626 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
2628 2010-02-24 Jason Merrill <jason@redhat.com>
2630 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
2632 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2634 * cfg.c (alloc_aux_for_block): Remove inline.
2635 (alloc_aux_for_edge): Likewise.
2637 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2639 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
2641 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2643 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
2644 * config/i386/sol2-gas.h: New file.
2645 * config.gcc (i[34567]86-*-solaris2*): Use it.
2647 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2650 * c-typeck.c (ep_convert_and_check): New.
2651 (build_conditional_expr): Use it.
2652 (build_binary_op): Likewise.
2654 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2656 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2659 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2660 bounds even for -O+.
2661 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2662 expr needs to have DECL_NAME set.
2664 2010-02-24 Nick Clifton <nickc@redhat.com>
2666 * config/mep/mep.c: Include gimple.h.
2667 (mep_function_uses_sp): Delete unused function.
2668 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
2669 parameters. Use unsigned integers to count args. Return a
2670 NULL_RTX instead of an error_mark_node. Toidy up formatting.
2672 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2675 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
2676 greater or equal to nelt instead of 2 * nelt.
2677 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
2680 2010-02-23 Jason Merrill <jason@redhat.com>
2683 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
2684 in cfun->local_decls even if they have register types.
2687 * stor-layout.c (place_field): Don't warn about unnecessary
2688 DECL_PACKED if the type is packed.
2690 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2693 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
2694 GOTOFF relocs, even when the base reg isn't pic pointer.
2696 2010-02-23 Michael Matz <matz@suse.de>
2699 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
2700 (expand_gimple_basic_block): Generate and use debug temps if there
2701 are debug uses left after the last real use of TERed ssa names.
2702 Unlink debug immediate uses when they are expanded.
2704 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2707 * config/i386/i386.c (override_options): Reorganise to provide
2708 better error messages.
2710 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2713 * graphite-scop-detection.c (create_single_exit_edge): Move
2714 the call to find_single_exit_edge to....
2715 (create_sese_edges): ...here. Don't handle multiple edges
2716 exiting the function.
2717 (build_graphite_scops): Don't handle multiple edges
2718 exiting the function.
2720 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2723 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
2724 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
2726 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2729 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
2731 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2734 * c-typeck.c (convert_arguments): Print declaration location.
2735 * c-common.c (validate_nargs): Rename as
2736 builtin_function_validate_nargs.
2737 (check_builtin_function_arguments): Update.
2739 2010-02-22 Richard Guenther <rguenther@suse.de>
2742 * tree-inline.c (declare_return_variable): Use the type of
2743 the call stmt lhs if available.
2745 2010-02-22 Duncan Sands <baldrick@free.fr>
2747 * passes.c (register_pass): Always consider all pass lists when
2748 ref_pass_instance_number is zero.
2750 2010-02-22 Richard Guenther <rguenther@suse.de>
2752 PR tree-optimization/42749
2753 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
2754 parameter. Do arithmetic in the original type.
2755 (update_accumulator_with_ops): Likewise.
2756 (adjust_accumulator_values): Adjust.
2758 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2760 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
2761 (QI to BLKmode splitter): New splitter.
2763 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
2765 * config/i386/i386.c (initial_ix86_tune_features): Turn on
2766 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
2768 2010-02-22 Richard Guenther <rguenther@suse.de>
2770 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
2772 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
2774 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
2775 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
2776 ($(T)crti.o, $(T)crtn.o): Remove rules.
2778 2010-02-21 Tobias Burnus <burnus@net-b.de>
2781 * doc/invoke.texi (-fassociative-math): Document that this
2782 option is automatically enabled for Fortran.
2784 2010-02-20 David S. Miller <davem@davemloft.net>
2786 * configure.ac: Test if linker and assembler properly support
2787 GOTDATA_OP relocations.
2788 * configure: Rebuild.
2789 * config.in: Likewise.
2790 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
2791 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
2792 (movsi_high_pic): Likewise.
2793 (movdi_lo_sum_pic): Likewise.
2794 (movdi_high_pic): Likewise.
2795 (movsi_pic_gotdata_op): New pattern.
2796 (movdi_pic_gotdata_op): Likewise.
2797 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
2798 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
2800 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
2803 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
2804 attribute to ssemul.
2805 (xop_mulv2div2di3_high): Ditto.
2807 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2810 * c.opt (Wconversion-null): New option.
2811 * doc/invoke.texi (Wconversion-null): Document.
2813 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2815 * common.opt (Wlarger-than-): Add Undocumented.
2817 2010-02-19 Mike Stump <mikestump@comcast.net>
2819 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
2821 2010-02-19 Jason Merrill <jason@redhat.com>
2824 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
2825 * configure: Likewise.
2827 2010-02-20 Alan Modra <amodra@gmail.com>
2830 * cgraph.h (cgraph_make_decl_local): Declare.
2831 * cgraph.c (cgraph_make_decl_local): New function.
2832 (cgraph_make_node_local): Use it.
2833 * cgraphunit.c (cgraph_function_versioning): Likewise.
2834 * ipa.c (function_and_variable_visibility): Likewise.
2836 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2839 * except.c (sjlj_emit_function_enter): Don't call
2840 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
2842 * rtl.h (add_reg_br_prob_note): Remove prototype.
2844 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2847 * c-common.c (conversion_warning): Remove widening conversions
2848 before checking the conversion of integers to reals.
2850 2010-02-19 Mike Stump <mikestump@comcast.net>
2853 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
2856 * cgraphunit.c (process_function_and_variable_attributes): Check
2857 DECL_PRESERVE_P instead of looking up attribute "used".
2858 * ipa-pure-const.c (check_decl): Likewise.
2859 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
2860 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
2861 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
2862 instead of attribute "used".
2863 * config/sol2-c.c (solaris_pragma_init): Likewise.
2864 (solaris_pragma_fini): Likewise.
2866 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2868 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
2869 Use XCNEW instead of xcalloc.
2870 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
2871 XNEW instead of xmalloc.
2872 (get_fields): Use XNEWVEC instead of xmalloc.
2875 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
2876 populate vars array.
2877 (create_new_general_access): For debug stmts just reset value.
2878 (get_stmt_accesses): For accesses within debug stmts just record them
2879 using add_access_to_acc_sites instead of preventing the peeling or
2880 counting them as accesses.
2883 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
2885 2010-02-19 Richard Guenther <rguenther@suse.de>
2887 PR tree-optimization/42916
2888 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
2891 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
2893 * configure.ac: Replace all uses of changequote in macro arguments
2894 with proper quoting.
2896 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2899 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
2901 2010-02-19 Richard Guenther <rguenther@suse.de>
2903 PR tree-optimization/42944
2904 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
2905 test for aliasing with errno.
2907 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2910 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
2911 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
2912 * dojump.c: Include output.h.
2913 (inv): New inline function.
2914 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
2915 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
2916 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
2917 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
2918 argument, pass it down to other calls.
2919 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
2920 add REG_BR_PROB note to the conditional jump.
2921 * cfgexpand.c (add_reg_br_prob_note): Removed.
2922 (expand_gimple_cond): Don't call it, add the probability
2923 as last argument to jumpif_1/jumpifnot_1.
2924 * Makefile.in (dojump.o): Depend on output.h.
2925 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
2927 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
2928 * stmt.c (do_jump_if_equal): Likewise.
2929 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
2930 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2931 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
2933 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
2934 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
2935 jumpifnot_1 callers.
2936 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
2938 (store_expr): Adjust jumpifnot caller.
2939 (store_constructor): Adjust jumpif caller.
2942 * gimplify.c (gimple_boolify): For __builtin_expect call
2943 gimple_boolify also on its first argument.
2945 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
2947 * configure.ac (gnu-unique-object): Wrap regexps using [] in
2949 (__stack_chk_fail): Ditto. Remove quadrigraphs.
2950 * configure: Regenerated.
2952 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2954 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
2955 lang_hooks.types_compatible_p instead of comptypes.
2957 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
2959 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
2960 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
2961 if __prefer_thumb__ is defined.
2963 2010-02-18 Martin Jambor <mjambor@suse.cz>
2965 PR tree-optimization/43066
2966 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2967 array with zero-sized element type.
2969 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2971 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2972 rtx, allocate struct var_loc_node here and return it to the
2973 caller, and only if it is actually needed.
2974 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2975 move it earlier and return immediately if it returns NULL.
2977 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2979 * config/sparc/gas.h: New file. Restore
2980 TARGET_ASM_NAMED_SECTION to its ELF default.
2981 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2983 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2984 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2985 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2986 after sparc/sysv4.h.
2988 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2990 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2992 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2994 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2995 patterns from predicated pattern.
2997 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
3000 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
3001 for insn mnemonic suffix.
3003 2010-02-17 Richard Guenther <rguenther@suse.de>
3005 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
3008 2010-02-17 Jakub Jelinek <jakub@redhat.com>
3011 * caller-save.c (save_call_clobbered_regs): If BB ends with
3012 a DEBUG_INSN, move any notes in between last real insn and the last
3013 DEBUG_INSN after the last DEBUG_INSN.
3015 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
3017 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
3018 Fix return type. Fix argument type. Explain meaning of return value.
3020 2010-02-16 Richard Guenther <rguenther@suse.de>
3022 PR tree-optimization/41043
3023 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
3024 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
3026 (vrp_visit_phi_node): ... but only for loop PHI nodes.
3028 2010-02-16 Ira Rosen <irar@il.ibm.com>
3030 PR tree-optimization/43074
3031 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
3032 * tree-vect-loop.c (vect_analyze_loop_operations): Add
3033 vectorizable cycles in hybrid SLP check.
3034 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
3036 2010-02-16 Richard Guenther <rguenther@suse.de>
3038 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
3039 (true_dependence): If memrefs_conflict_p computes must-alias
3040 trust it. Move TBAA check after offset-based disambiguation.
3041 (canon_true_dependence): Likewise.
3043 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
3045 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
3046 * doc/invoke.texi: Document it.
3047 * var-tracking.c: Include toplev.h and params.h.
3048 (vt_find_locations): Return bool indicating success. Compute
3049 hash sizes unconditionally. Check new parameter, report.
3050 (variable_tracking_main_1): Check vt_find_locations results and
3051 retry. Renamed from...
3052 (variable_tracking_main): ... this. New wrapper to preserve
3053 flag_var_tracking_assignments.
3054 * Makefile.in (var-tracking.o): Adjust dependencies.
3056 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
3057 Jakub Jelinek <jakub@redhat.com>
3060 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
3061 if weak_import attribute is present.
3062 * config/darwin.c (machopic_select_section): Likewise.
3064 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
3066 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
3067 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
3068 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
3069 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
3071 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
3074 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3077 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
3078 Rewrite text to refer to the names.
3080 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
3082 * config/i386/i386-builtin-types.def
3083 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
3084 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
3085 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
3086 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
3087 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
3088 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
3089 IX86_BUILTIN_VPERMIL2PS256.
3090 (MULTI_ARG_4_DF2_DI_I): Defined.
3091 (MULTI_ARG_4_DF2_DI_I1): Defined.
3092 (MULTI_ARG_4_SF2_SI_I): Defined.
3093 (MULTI_ARG_4_SF2_SI_I1): Defined.
3094 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
3095 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
3096 __builtin_ia32_vpermil2ps256.
3097 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3098 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3099 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
3100 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3101 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3102 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
3103 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
3104 CODE_FOR_xop_vpermil2v8sf3.
3105 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
3106 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
3107 * config/i386/xopintrin.h (_mm_permute2_pd): New.
3108 (_mm256_permute2_pd): New.
3109 (_mm_permute2_ps): New.
3110 (_mm256_permute2_ps): New.
3112 2010-02-15 Nick Clifton <nickc@redhat.com>
3114 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
3115 boolean parameters. Use emit_jump_insn when emitting a pop
3116 instruction containing a return insn.
3117 (push): Use 'true' rather than '1' as second parameter to F.
3118 (h8300_expand_prologue): Likewise.
3119 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
3120 (h8300_expand_epilogue): Likewise.
3122 2010-02-15 Richard Guenther <rguenther@suse.de>
3125 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
3128 2010-02-15 Nick Clifton <nickc@redhat.com>
3130 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
3133 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
3135 * intl.c (fake_ngettext): New function.
3136 * intl.h (fake_ngettext): Declare.
3137 (ngettext): Define macro.
3138 * collect2.c (notice_translated): New function.
3139 (main): Use notice_translated and ngettext.
3140 * collect2.h (notice_translated): Declare.
3142 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
3144 * reorg.c (delete_computation): Comment fixes.
3145 * caller-save.c (setup_save_areas): Idem.
3146 * sel-sched-dump.c (dump_lv_set): Idem.
3149 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3151 * config/s390/s390.c (s390_sched_init): New function.
3152 (TARGET_SCHED_INIT): Target hook defined.
3154 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
3155 Jack Howarth <howarth@bromo.med.uc.edu>
3156 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3159 Partial revert of unintended change in fix for PR41605.
3160 * config/darwin.h: Fix typo.
3161 * config/darwin9.h: Same.
3163 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3165 * c-pch.c (pch_init): Clear v.
3167 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3170 * graphite-scop-detection.c (graphite_can_represent_scev): Call
3171 graphite_can_represent_init for MULT_EXPR.
3173 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3177 * graphite-sese-to-poly.c (remove_phi): New.
3178 (translate_scalar_reduction_to_array): Call remove_phi.
3180 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3183 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
3184 * graphite-clast-to-gimple.h (gloog): Update declaration.
3185 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
3186 * graphite-poly.h (struct poly_bb): Add missing comments.
3187 (struct scop): Add poly_scop_p field.
3189 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
3190 * graphite.c (graphite_transform_loops): Build the polyhedral
3191 representation for each scop before code generation.
3192 * sese.c (rename_variables_in_operand): Removed.
3193 (rename_variables_in_expr): Return the renamed expression.
3194 (rename_sese_parameters): New.
3195 * sese.h (rename_sese_parameters): Declared.
3197 2010-02-11 Richard Guenther <rguenther@suse.de>
3199 PR tree-optimization/42998
3200 * tree-ssa-pre.c (create_expression_by_pieces): Treat
3201 POINTER_PLUS_EXPR properly.
3203 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3204 Changpeng Fang <changpeng.fang@amd.com>
3207 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
3208 the cost of an IV candidate when the IV is used in a test against zero.
3210 * gcc.dg/tree-ssa/ivopts-3.c: New.
3212 2010-02-11 Richard Guenther <rguenther@suse.de>
3215 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
3216 pointer-vs-decl case by swapping refs. Handle some cases
3217 of pointer-vs-decl disambiguations more conservatively.
3218 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
3219 to false after expanding.
3221 2010-02-11 Richard Guenther <rguenther@suse.de>
3224 * gcc.c (process_command): Handle LTO file@offset case more
3227 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3229 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
3230 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
3232 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
3234 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
3235 if MEM's mode size isn't DWARF2_ADDR_SIZE.
3236 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
3237 Optimize eq/ne comparisons when both arguments are known to be
3239 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
3240 Don't mask operands unnecessarily if they are known to be already
3243 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
3245 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
3248 2010-02-10 Richard Guenther <rguenther@suse.de>
3250 PR tree-optimization/43017
3251 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
3252 for wrapping signed arithmetic.
3254 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3257 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
3258 if no debug info should be emitted for it.
3260 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3262 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
3263 note when flag_exceptions is set.
3265 2010-02-10 Duncan Sands <baldrick@free.fr>
3267 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
3269 2010-02-10 Richard Guenther <rguenther@suse.de>
3272 * tree.c (get_unwidened): Handle constants.
3273 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
3275 2010-02-10 Martin Jambor <mjambor@suse.cz>
3278 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
3279 check for variable argument counts independently.
3281 2010-02-10 Christian Bruel <christian.bruel@st.com>
3284 * config/sh/sh.c (find_barrier): Increase length for non delayed
3285 conditional branches.
3287 2010-02-10 Christian Bruel <christian.bruel@st.com>
3289 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
3291 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3293 * builtins.c (set_builtin_user_assembler_name): Also handle
3294 ffs if int is smaller than word.
3296 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
3299 * ira-conflicts.c (get_dup): Remove.
3300 (process_reg_shuffles): Add new parameter. Use it as an
3301 additional guard for copy generation.
3302 (add_insn_allocno_copies): Rewrite.
3304 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
3306 * common.opt (fsched2-use-traces): Preserved for backward
3308 * doc/invoke.texi: Remove the documentation about option
3309 -fsched2-use-traces.
3310 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
3311 flag_sched2_use_traces.
3312 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
3313 the backward compatibility flag section.
3315 2010-02-09 Richard Guenther <rguenther@suse.de>
3317 PR tree-optimization/43008
3318 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
3319 make HEAP variables initialized from global memory if they
3320 are not known builtin functions.
3321 (find_func_aliases): Adjust.
3323 2010-02-09 Richard Guenther <rguenther@suse.de>
3325 PR tree-optimization/43000
3326 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
3327 arithmetic manually.
3329 2010-02-08 Jakub Jelinek <jakub@redhat.com>
3331 PR tree-optimization/42931
3332 * tree-loop-linear.c (try_interchange_loops): Don't call
3333 double_int_mul if estimated_loop_iterations failed.
3335 2010-02-08 Martin Jambor <mjambor@suse.cz>
3338 * tree-sra.c (build_accesses_from_assign): Do not mark in
3339 should_scalarize_away_bitmap if stmt has volatile ops.
3340 (sra_modify_assign): Do not process assigns piecemeal if if stmt
3343 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
3345 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
3347 2010-02-07 Adam Nemet <adambnmet@gmail.com>
3349 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
3352 2010-02-07 Andrew Pinski <pinskia@gmail.com>
3355 * df-core.c (df_finish_pass): Change type of saved_flags to int.
3357 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3360 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
3361 to unknown_dependence.
3362 (graphite_legal_transform_dr): Handle the unknown_dependence.
3363 (graphite_carried_dependence_level_k): Same.
3365 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3367 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
3369 2010-02-07 Richard Guenther <rguenther@suse.de>
3372 * expr.c (get_inner_reference): Always initialize *pbitsize.
3374 2010-02-07 Richard Guenther <rguenther@suse.de>
3377 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
3378 new ARRAY_REFs on variable size element or minimal index arrays.
3380 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
3381 gimple_fold_indirect_ref.
3383 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
3386 * arm.c (arm_override_options): Just return if the user has specified
3387 an invalid fpu name.
3389 2010-02-03 Jason Merrill <jason@redhat.com>
3392 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
3393 i386_pe_maybe_record_exported_symbol.
3395 2010-02-05 Steve Ellcey <sje@cup.hp.com>
3398 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3399 (pa_delegitimize_address): New function.
3401 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
3403 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
3404 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
3406 2010-02-05 Richard Guenther <rguenther@suse.de>
3409 * lto-streamer-in.c (get_resolution): Deal with references
3410 to undefined functions.
3412 2010-02-05 Richard Guenther <rguenther@suse.de>
3414 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
3415 (fold_const_aggregate_ref): Likewise.
3416 (ccp_fold_stmt): Substitute loads.
3417 (maybe_fold_reference): Verify types before substituting.
3419 (fold_gimple_assign): Unshare properly.
3420 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
3422 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
3424 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
3425 for rs6000_gen_cell_microcode.
3427 2010-02-04 Richard Guenther <rguenther@suse.de>
3429 PR rtl-optimization/42952
3430 * dse.c (const_or_frame_p): Remove MEM handling.
3432 2010-02-04 Nick Clifton <nickc@redhat.com>
3434 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
3435 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
3436 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
3437 (mn10300_asm_output_mi_thunk): New function.
3438 (mn10300_can_output_mu_thunk): New function.
3439 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
3440 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
3441 (FUNCTION_ARG): Delete incorrect comment.
3443 2010-02-03 Jason Merrill <jason@redhat.com>
3446 * fold-const.c (operand_equal_p): Handle erroneous types.
3448 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3450 * config/h8300/h8300.md (can_delay): Fix attibute condition.
3452 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
3454 PR rtl-optimization/42941
3455 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
3458 2010-02-03 Jason Merrill <jason@redhat.com>
3461 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
3463 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
3466 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
3467 (cselib_reset_table): Renamed from...
3468 (cselib_reset_table_with_next_value): ... this.
3469 (cselib_get_next_uid): Renamed from...
3470 (cselib_get_next_unknown_value): ... this.
3471 * cselib.c (next_uid): Renamed from...
3472 (next_unknown_value): ... this.
3473 (cselib_clear_table): Adjust.
3474 (cselib_reset_table): Adjust. Renamed from...
3475 (cselib_reset_table_with_next_value): ... this.
3476 (cselib_get_next_uid): Adjust. Renamed from...
3477 (cselib_get_next_unknown_value): ... this.
3478 (get_value_hash): Use hash.
3479 (cselib_hash_rtx): Likewise.
3480 (new_cselib_val): Adjust. Set and dump uid.
3481 (cselib_lookup_mem): Pass next_uid as hash.
3482 (cselib_subst_to_values): Likewise.
3483 (cselib_log_lookup): Dump uid.
3484 (cselib_lookup): Pass next_uid as hash. Adjust.
3485 (cselib_process_insn): Adjust.
3486 (cselib_init): Initialize next_uid.
3487 (cselib_finish): Adjust.
3488 (dump_cselib_table): Likewise.
3489 * dse.c (canon_address): Dump value uid.
3490 * print-rtl.c (print_rtx): Print value uid.
3491 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
3493 (dv_uid): New function, sort of renamed from...
3494 (dv_htab_hash): ... this, reimplemented in terms of it and...
3495 (dv_uid2hash): ... this. New.
3496 (variable_htab_eq): Drop excess assertions.
3497 (tie_break_pointers): Removed.
3498 (canon_value_cmp): Compare uids.
3499 (variable_post_merge_New_vals): Print uids.
3500 (vt_add_function_parameters): Adjust.
3501 (vt_initialize): Reset table. Adjust.
3503 2010-02-03 Richard Guenther <rguenther@suse.de>
3505 PR tree-optimization/42944
3506 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
3507 (call_may_clobber_ref_p_1): Likewise. Properly handle
3508 malloc and calloc clobbering errno.
3510 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
3512 * doc/invoke.texi: Fix name of sched1 dump.
3514 * opts.c (decode_options): Set flag_tree_switch_conversion
3515 only conditionally on optimize >= 2.
3517 * gcse.c: Assorted comment fixes in pass description.
3519 2010-02-03 Anthony Green <green@moxielogic.com>
3521 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
3522 nop padding in order to maintain alignment of storage location of
3523 target function address.
3524 (moxie_trampoline_init): Store target function address at newly
3526 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
3528 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
3530 2010-02-03 Richard Guenther <rguenther@suse.de>
3533 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
3535 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3537 * config.gcc: Reenable check for obsolete targets.
3538 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
3539 mips-sgi-irix6.[0-4]*.
3541 2010-02-02 Nick Clifton <nickc@redhat.com>
3543 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
3544 constant size of 4 as being the same as 0.
3545 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
3546 can take values in the range 0..4.
3548 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
3551 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
3552 as _darwin10_Unwind_FindEnclosingFunction().
3553 * libgcc-libsystem.ver: New.
3555 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
3558 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
3559 implicitly set registers.
3561 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
3563 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
3564 (arm_override_options): Allow automatic selection of the thread
3565 pointer register if thumb2.
3566 (legitimize_pic_address): Improve code sequences for Thumb2.
3567 (arm_call_tls_get_addr): Likewise.
3568 (legitimize_tls_address): Likewise.
3569 * arm.md (pic_load_addr_arm): Delete. Replace with ...
3570 (pic_load_addr_32bit): ... this. New named pattern.
3571 * thumb2.md (pic_load_addr_thumb2): Delete.
3572 (pic_load_dot_plus_four): Delete.
3573 (tls_load_dot_plus_four): New named pattern.
3575 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3578 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
3579 Document fix for TLS bug.
3581 2010-01-31 Richard Guenther <rguenther@suse.de>
3583 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
3584 conservatively correct.
3586 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3590 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3592 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3594 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3596 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
3598 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
3600 * config.gcc: Adjust order of makefile fragments for mingw targets.
3602 2010-01-31 Richard Guenther <rguenther@suse.de>
3605 * gimplify.c (gimplify_init_constructor): For volatile LHS
3606 initialize a temporary.
3608 2010-01-31 Matthias Klose <doko@ubuntu.com>
3610 * configure.ac: Fix __stack_chk_fail check for cross builds configured
3612 * configure: Regenerate.
3614 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
3616 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3617 the same alias set and their sizes different constantness.
3618 (aliasing_component_refs_p): Revert 2009-10-24 change.
3620 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3622 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
3625 2010-01-29 Richard Guenther <rguenther@suse.de>
3627 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
3628 Assert we successfully updated the call.
3630 2010-01-29 Jakub Jelinek <jakub@redhat.com>
3632 PR rtl-optimization/42889
3633 * df.h (df_set_bb_dirty_nonlr): New prototype.
3634 * df-core.c (df_set_bb_dirty_nonlr): New function.
3635 * df-scan.c (df_insn_rescan): Call it instead of
3636 df_set_bb_dirty for DEBUG_INSNs.
3638 2010-01-29 Richard Guenther <rguenther@suse.de>
3641 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
3642 quadratic behavior in most cases.
3644 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
3647 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
3648 in the call to gen_x86_movsicc_0_m1.
3650 2010-01-28 Richard Guenther <rguenther@suse.de>
3652 PR tree-optimization/42871
3653 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
3655 2010-01-28 Richard Guenther <rguenther@suse.de>
3657 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
3658 into call arguments.
3660 2010-01-28 Richard Guenther <rguenther@suse.de>
3663 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
3664 the forwarder if the destination is an EH landing pad.
3666 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
3668 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
3669 block list passed to gimple_duplicate_sese_tail.
3670 (parallelize_loops): Avoid parallelization when the function
3672 Avoid parallelization when the preheader is IRREDUCIBLE.
3673 Try to optimize when estimated_loop_iterations_int is unresolved.
3674 Add the loop's location to the dump file.
3675 * tree-cfg.c (add_phi_args_after_redirect): Remove.
3676 (gimple_duplicate_sese_tail): Remove the check for the latch.
3677 Redirect nexits to the exit block.
3678 Remove handling of the incoming edges to the latch.
3679 Redirect the backedge from the copied latch to the exit bb.
3681 2010-01-28 Michael Matz <matz@suse.de>
3684 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
3685 Wrap force_reg into a sequence, emit it before user.
3687 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
3689 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
3691 (arm_legacy_rev): Likewise.
3692 (thumb_legacy_rev): Likewise.
3694 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3696 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
3697 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
3698 on MEM's address failed, try avoid_constant_pool_reference and
3699 recurse if it returned something different.
3700 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
3701 address, try avoid_constant_pool_reference and recurse if it
3702 returned something different.
3703 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
3704 address and avoid_constant_pool_reference returned something
3705 different, don't set have_address.
3707 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
3710 * var-tracking.c (val_store): Add modified argument, obey it.
3712 (count_uses): Move down logging of main.
3713 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
3714 don't need resolution.
3715 (emit_notes_in_bb): Likewise.
3717 2010-01-27 Richard Guenther <rguenther@suse.de>
3720 * tree-inline.c (remap_decl): Delay remapping of SSA name
3721 default definitions until we need them.
3723 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3725 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3726 (rs6000_delegitimize_address): New function.
3728 * config/s390/s390.c (s390_delegitimize_address): Call
3729 delegitimize_mem_from_attrs.
3732 * tree-inline.c (cannot_copy_type_1): Removed.
3733 (copy_forbidden): Don't forbid copying of functions containing
3734 records/unions with variable length fields.
3736 2010-01-27 Christian Bruel <christian.bruel@st.com>
3740 * config/sh/sh.c (find_barrier): Increase length for non delayed
3741 conditional branches.
3743 2010-01-27 Matthias Klose <doko@ubuntu.com>
3745 * configure.ac (gnu-unique-object): Fix ldd version check.
3746 * configure: Regenerate.
3748 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3750 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
3752 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
3753 Test for HAVE_GNU_AS value.
3755 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3757 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
3758 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
3759 INT64_TYPE): Define.
3760 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
3761 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3762 INT_LEAST64_TYPE): Define.
3763 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
3764 UINT_LEAST64_TYPE): Define.
3765 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
3766 INT_FAST64_TYPE): Define.
3767 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3768 UINT_FAST64_TYPE): Define.
3769 (INTMAX_TYPE, UINTMAX_TYPE): Define.
3770 (INTPTR_TYPE, UINTPTR_TYPE): Define.
3771 (SIG_ATOMIC_TYPE): Define.
3773 2010-01-26 Richard Guenther <rguenther@suse.de>
3775 * df-scan.c (df_scan_set_bb_info): Remove assert.
3776 (df_insn_rescan_debug_internal): Merge asserts.
3777 (df_install_ref): Likewise.
3778 (df_mark_reg): Use bitmap_set_range.
3779 (df_hard_reg_used_p): Remove assert.
3780 (df_hard_reg_used_count): Likewise.
3782 2010-01-26 Richard Guenther <rguenther@suse.de>
3784 PR rtl-optimization/42685
3785 * web.c (web_main): Ignore DEBUG_INSNs.
3787 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
3789 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
3791 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
3792 Fix types of fndecl and arglist parameters.
3794 2010-01-26 Richard Guenther <rguenther@suse.de>
3797 * tree-eh.c (unsplit_eh): Skip debug insns.
3799 2010-01-26 Richard Guenther <rguenther@suse.de>
3801 PR tree-optimization/42250
3802 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
3804 2010-01-26 Jakub Jelinek <jakub@redhat.com>
3807 * omp-low.c (expand_omp_sections): Only use single_pred if
3808 l2_bb is single_pred_p.
3810 2010-01-25 Christian Bruel <christian.bruel@st.com>
3813 * config/sh/sh.c (find_barrier): Increase length for non delayed
3814 conditional branches.
3815 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
3817 2010-01-24 David S. Miller <davem@davemloft.net>
3819 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
3820 define if not using GAS.
3821 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3822 Likewise. Delete SECTION_MERGE code, which is only applicable
3825 2010-01-24 Mark Mitchell <mark@codesourcery.com>
3828 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
3829 mangling of va_list in system headers.
3831 2010-01-23 Toon Moene <toon@moene.org>
3833 * tree-predcom.c (combine_chains): Return NULL, not false.
3835 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
3837 * tree-loop-distribution.c (distribute_loop): Fix declaration and
3838 initialization of variable res to agree with return type.
3840 2010-01-22 Steve Ellcey <sje@cup.hp.com>
3842 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
3843 * tree-sra.c: Add include of expr.h.
3845 2010-01-22 Jakub Jelinek <jakub@redhat.com>
3847 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
3848 insert the debug stmt on the single non-EH edge from the stmt.
3850 2010-01-22 Richard Henderson <rth@redhat.com>
3853 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
3854 the RHS until after generate_subtree_copies has insertted its
3855 code before the current statement.
3857 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
3859 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
3861 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
3863 2010-01-21 Martin Jambor <mjambor@suse.cz>
3865 PR tree-optimization/42585
3866 * tree-sra.c (struct access): New field grp_total_scalarization.
3867 (dump_access): Dump the new field.
3868 (should_scalarize_away_bitmap): New variable.
3869 (cannot_scalarize_away_bitmap): Likewise.
3870 (sra_initialize): Allocate new bitmaps.
3871 (sra_deinitialize): Free new bitmaps.
3872 (create_access_1): New function.
3873 (create_access): Parts moved to create_access_1.
3874 (type_consists_of_records_p): New function.
3875 (completely_scalarize_record): Likewise.
3876 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
3877 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
3878 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
3880 (analyze_all_variable_accesses): Completely scalarize small eligible
3883 2010-01-21 Martin Jambor <mjambor@suse.cz>
3885 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
3887 2010-01-21 Andrew Haley <aph@redhat.com>
3889 * gcc.c (process_command): Move lang_specific_driver before
3890 setting cc_libexec_prefix.
3892 2010-01-21 Richard Guenther <rguenther@suse.de>
3895 * fold-const.c (negate_expr_p): Pretend only negative
3896 real constants are easily negatable.
3898 2010-01-20 Janis Johnson <janis187@us.ibm.com>
3899 Jason Merrill <jason@redhat.com>
3901 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
3902 (TYPE_TRANSPARENT_AGGR): this, for union and record.
3903 * calls.c (initialize argument_information): Handle it.
3904 * c-common.c (handle_transparent_union_attribute): Use new name.
3905 * c-decl.c (finish_struct): Ditto.
3906 * c-typeck.c (type_lists_compatible_p): Ditto.
3907 (convert_for_assignment): Use new name and also handle record.
3908 * function.c (aggregate_value_p): Handle it.
3909 (pass_by_reference): Ditto.
3910 (assign_parm_data_types): Ditto.
3911 * print-tree.c (print_node): Ditto.
3912 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
3913 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
3914 * tree.c (first_field): New fn.
3916 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
3919 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
3920 even when linking statically, for now.
3922 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3925 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
3926 without a cselib val.
3927 (count_uses): Accept MO_VAL_SET with no val on stores.
3928 (add_stores): Likewise.
3930 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3932 * var-tracking.c (check_value_val): Add a compile time assertion.
3933 (dv_is_decl_p): Simplify.
3934 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
3935 gcc_assert if ENABLE_CHECKING.
3937 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3940 * var-tracking.c: Include tree-flow.h.
3941 (mem_dies_at_call): New.
3942 (dataflow_set_preserve_mem_locs): Use it.
3943 (dataflow_set_remove_mem_locs): Likewise.
3944 (dump_var): Renamed from dump_variable. Adjust all callers.
3945 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
3946 * Makefile.in (var-tracking.o): Adjust deps.
3948 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
3950 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
3952 2010-01-20 Richard Guenther <rguenther@suse.de>
3954 PR tree-optimization/42717
3955 * tree-ssa-dce.c (get_live_post_dom): Remove.
3956 (forward_edge_to_pdom): Take an arbitrary edge to copy
3957 degenerate PHI args from.
3958 (remove_dead_stmt): Use the first post-dominator even if it
3959 does not contain live statements as redirection destination.
3961 2010-01-20 Richard Guenther <rguenther@suse.de>
3963 * tree-inline.c (estimate_num_insns): Handle EH builtins.
3965 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3967 * sel-sched.c (create_speculation_check): Remove set but not used
3969 (try_transformation_cache): Remove set but not used variable ds.
3970 (calculate_privileged_insns): Remove set but not used variables
3971 cur_insn and min_spec_insn.
3972 (find_best_expr): Remove set but not used variable avail_n.
3973 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
3975 * cgraphunit.c (assemble_thunk): Remove set but not used variable
3977 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
3978 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
3981 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
3984 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
3985 cpu types. Add support for *-sse3 cpu types.
3986 (x86_64-*-*): Ditto.
3988 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3991 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
3992 argument, call initializer_constant_valid_p_1 instead of
3993 initializer_constant_valid_p, pass CACHE to it, return NULL
3994 immediately if first call returns NULL.
3995 (initializer_constant_valid_p_1): New function.
3996 (initializer_constant_valid_p): Use it.
3998 2010-01-20 Thomas Quinot <quinot@adacore.com>
4000 * tree.def (PLACEHOLDER_EXPR): Fix comment.
4002 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4004 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
4005 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
4006 (loc_list_from_tree): Don't handle unsigned division. Handle
4007 signed modulo using DW_OP_{over,over,div,mul,minus}.
4008 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
4009 modulo instead of signed.
4011 2010-01-20 DJ Delorie <dj@redhat.com>
4013 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
4015 (h8300_emit_stack_adjustment): Propogate it.
4017 (h8300_expand_prologue): Likewise.
4018 (h8300_expand_epilogue): Likewise.
4020 2010-01-19 Michael Matz <matz@suse.de>
4022 PR tree-optimization/41783
4023 * tree-data-ref.c (toplevel): Include flags.h.
4024 (dump_data_dependence_relation): Also dump the inputs if the
4025 result will be unknown.
4026 (split_constant_offset_1): Look through some conversions.
4027 * tree-predcom.c (determine_roots_comp): Restart a new chain if
4028 the offset from last element is too large.
4029 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
4030 (reassociate_to_the_same_stmt): Handle vector registers.
4031 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
4033 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
4034 wide_prolog_niters argument, emit widening instructions.
4035 (vect_do_peeling_for_alignment): Adjust caller, use widened
4036 variant of the iteration cound.
4037 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
4039 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4042 * config/arm/neon-testgen.m (emit_automatics): New parameter
4043 features. Adjust for Fixed_return_reg feature.
4044 (test_intrinsic): Call emit_automatics with new feature.
4045 * config/arm/neon.ml: Update copyright years.
4046 (features): New Fixed_return_reg feature.
4047 (ops): Update feature for Vget_low.
4049 2010-01-19 Jakub Jelinek <jakub@redhat.com>
4051 PR tree-optimization/42719
4052 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
4056 * fwprop.c (all_uses_available_at): Return false if def_set dest
4057 is a REG that is used in def_insn.
4059 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
4061 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
4063 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
4066 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
4068 * target.h (struct gcc_target) <secondary_reload>: Change type
4069 of last argument to secondary_reload_info *.
4071 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
4074 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
4075 memory references with unaligned offsets. Remove CQImode handling.
4076 (unaligned_memory_operand): Return 1 for memory references with
4077 unaligned offsets. Remove CQImode handling.
4079 2010-01-18 Richard Guenther <rguenther@suse.de>
4082 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
4085 2010-01-18 Richard Guenther <rguenther@suse.de>
4087 PR tree-optimization/42781
4088 * tree-ssa-structalias.c (find_what_var_points_to): Skip
4089 restrict processing only if the original variable was artificial.
4091 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
4093 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
4094 find number of popped argument bytes.
4096 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
4097 Fix the text that describes the return value for invalid insns.
4099 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
4101 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
4102 Clarify what 'cost of the -dependence' is. Fix quoting.
4104 * toplev.c (default_get_pch_validity): Rename argument to "sz".
4105 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
4107 2010-01-17 Jakub Jelinek <jakub@redhat.com>
4109 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4110 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
4112 2010-01-17 Richard Guenther <rguenther@suse.de>
4115 * function.c (split_complex_args): Take a VEC to modify.
4116 (assign_parms_augmented_arg_list): Build a VEC instead of
4117 a chain of PARM_DECLs.
4118 (assign_parms_unsplit_complex): Take a VEC of arguments.
4119 Do not fixup unmodified parms.
4120 (assign_parms): Deal with the VEC.
4121 (gimplify_parameters): Likewise.
4123 2010-01-17 Richard Guenther <rguenther@suse.de>
4125 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
4126 node existence check.
4127 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
4128 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
4129 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
4130 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
4131 (gimple_execute_on_growing_pred): Likewise.
4133 2010-01-17 Richard Guenther <rguenther@suse.de>
4135 PR tree-optimization/42773
4136 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
4137 (compute_antic_aux): Likewise.
4138 (compute_partial_antic_aux): Likewise.
4140 2010-01-17 Jie Zhang <jie.zhang@analog.com>
4143 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
4146 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
4148 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
4151 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
4152 Fix markup for strict argument.
4154 (TARGET_SCHED_REORDER2): Fix argument types.
4156 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
4157 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
4159 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
4160 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
4162 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
4165 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
4166 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
4167 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
4168 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
4169 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
4171 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
4173 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
4175 (TARGET_ASM_RELOC_RW_MASK): Add return type.
4176 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
4178 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
4180 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
4183 (TARGET_ASM_NAMED_SECTION): Fix argument list.
4185 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
4186 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
4188 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
4190 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
4192 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
4193 referring to it. Fix language.
4195 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
4197 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
4199 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
4201 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
4203 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
4204 '@var{stream}. Remove stray 'and'.
4206 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
4208 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
4210 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
4212 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
4213 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
4215 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
4216 Fix description of return value.
4217 Rename argument "sz" to "len."
4219 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
4220 Clarify meaning of 'true' return value.
4222 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
4224 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
4225 rep_mode versus mode_rep.
4227 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
4229 (TARGET_BUILTIN_DECL): Fix name.
4231 (TARGET_COMMUTATIVE_P): Fix type of first argument.
4233 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
4235 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
4237 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
4239 (TARGET_RELAXED_ORDERING): Use @deftypevr.
4241 (TARGET_GET_DRAP_RTX): Note that this is a hook.
4244 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
4245 Rename argument tm_fn to md_fn.
4247 (TARGET_OPTION_PRINT): Fix argument list.
4249 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
4252 * config/i386/i386.c (ix86_fixup_binary_operands):
4253 Revert FMA4 fixup of operands.
4255 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4258 * Makefile.in (write_entries_to_file, install-plugin):
4259 Use \012 instead of \n with tr.
4261 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
4263 * configure.ac (HAVE_AS_REF): New C macro.
4264 * configure: Regenerate.
4265 * config.in: Likewise.
4266 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
4268 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
4271 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
4273 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
4275 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
4277 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
4279 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
4281 (TARGET_IN_SMALL_DATA_P): Fix argument type.
4283 (TARGET_BINDS_LOCAL_P): Fix argument type.
4285 (TARGET_ASM_FILE_END): Use prototype.
4287 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
4289 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
4291 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
4293 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
4295 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
4296 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
4298 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
4299 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
4301 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
4302 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4303 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
4304 (TARGET_ADDR_SPACE_CONVERT): Likewise.
4306 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
4308 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
4310 (TARGET_INIT_BUILTINS): Use prototype.
4312 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4313 Put 'const char *' in braces. Fix parameter types.
4314 (TARGET_INVALID_CONVERSION): Fix parameter types.
4315 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
4316 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
4318 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
4321 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
4323 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
4325 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
4327 * doc/tm.texi (TARGET_HELP): Fix return type.
4329 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
4330 in braces. Fix argument types.
4332 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
4334 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
4336 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
4338 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
4339 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
4341 (TARGET_MANGLE_TYPE): Fix argument types.
4343 (TARGET_IRA_COVER_CLASSES): Use prototype.
4345 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
4347 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
4349 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
4351 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
4353 (TARGET_CALLEE_COPIES): Fix argument types.
4355 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
4357 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
4359 (TARGET_FUNCTION_VALUE): Fix argument types.
4361 (TARGET_RETURN_IN_MSB): Fix argument type.
4363 (TARGET_RETURN_IN_MEMORY): Fix argument types.
4365 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
4367 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
4369 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
4370 agree with return type.
4372 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
4374 2010-01-15 Jing Yu <jingyu@google.com>
4376 PR rtl-optimization/42691
4377 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
4378 a pseudo to a constant and are merged, and adjust comments.
4380 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
4382 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
4384 2010-01-15 Richard Guenther <rguenther@suse.de>
4387 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
4388 labels of computed or non-local gotos to the destination.
4389 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
4390 landing pad label is the first label.
4392 2010-01-15 Richard Guenther <rguenther@suse.de>
4394 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
4396 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4399 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
4400 to allow generation of the xssqrtdp instruction on power7.
4401 (sqrtdf2_fpr): Ditto.
4403 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4406 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
4407 functions with noreturn attribute.
4410 * varasm.c (declare_weak): Add weak attribute to decl if it
4411 doesn't have one already.
4412 (assemble_external): Only add decls to weak_decls if they also
4413 have weak attribute.
4415 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
4417 * var-tracking.c (var_reg_delete): Don't delete the association
4418 between REGs and values or one-part variables if the register
4421 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4424 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
4425 because its first operand is a non-localized variable.
4427 2010-01-14 Martin Jambor <mjambor@suse.cz>
4429 PR tree-optimization/42706
4430 * tree-sra.c (encountered_recursive_call): New variable.
4431 (encountered_unchangable_recursive_call): Likewise.
4432 (sra_initialize): Initialize both new variables.
4433 (callsite_has_enough_arguments_p): New function.
4434 (scan_function): Call decl and flags check only for IPA-SRA, check
4435 whether there is a recursive call and whether it has enough arguments.
4436 (all_callers_have_enough_arguments_p): New function.
4437 (convert_callers): Look for recursive calls only when
4438 encountered_recursive_call is set.
4439 (ipa_early_sra): Bail out either if
4440 !all_callers_have_enough_arguments_p or
4441 encountered_unchangable_recursive_call.
4443 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4445 * sel-sched.c: Add 2010 to copyright years.
4446 * sel-sched-ir.c: Likewise.
4447 * sel-sched-ir.h: Likewise.
4449 2010-01-14 Martin Jambor <mjambor@suse.cz>
4451 PR tree-optimization/42714
4452 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
4453 constructors specially.
4455 2010-01-14 Andi Kleen <ak@linux.intel.com>
4457 * config/i386/drivers-i386.c (detect_caches_intel):
4458 Add l2sizekb parameter and fill in.
4459 (host_detect_local_cpu): Add l2sizekb, fill in.
4460 Add Atom small cache heuristic.
4462 2010-01-14 Andi Kleen <ak@linux.intel.com>
4464 * config/i386/drivers-i386.c (detect_caches_cpuid4):
4465 Add level3 parameter and fill in.
4466 (detect_caches_intel): Handle level3 cache.
4468 2010-01-14 Andi Kleen <ak@linux.intel.com>
4470 * config/i386/drivers-i386.c (host_detect_local_cpu):
4471 Fix core duo detection.
4473 2010-01-14 Andi Kleen <ak@linux.intel.com>
4475 * config/i386/drivers-i386.c (host_detect_local_cpu):
4478 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4480 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
4481 (rs6000_variable_issue_1): this. Use...
4482 (rs6000_variable_issue): here. Reimplement. Print debug info.
4484 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4486 * sel-sched-ir.c (sel_restore_other_notes): Rename to
4487 sel_restore_notes. Update all callers. Call reemit_notes
4490 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4492 PR rtl-optimization/42246
4493 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
4496 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4498 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
4499 all successors is the same as number of successors in current region.
4501 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4503 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
4504 to rename is not separable. Otherwise check that its LHS is not NULL.
4506 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4508 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
4510 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4512 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
4513 available registers when failed to discover LHS register class.
4514 Fix indentation. Update comment.
4516 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4517 Alexander Monakov <amonakov@ispras.ru>
4519 PR rtl-optimization/42389
4520 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
4522 (advance_state_on_fence): Likewise.
4523 (sel_target_adjust_priority): Print debug output only when
4524 sched_verbose >= 4, not 2.
4525 (get_expr_cost): Do not issue all unique insns on the next cycle.
4526 (fill_insns): Initialize can_issue_more from the value saved
4528 * sel-sched-ir.c (flist_add): New parameter issue_more.
4529 Init FENCE_ISSUE_MORE with it.
4530 (merge_fences): Likewise.
4531 (init_fences): Update call to flist_add.
4532 (add_to_fences, add_clean_fence_to_fences)
4533 (add_dirty_fence_to_fences): Likewise.
4534 (move_fence_to_fences): Update call to merge_fences.
4535 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
4537 * sel-sched-ir.h (struct _fence): New field issue_more.
4538 (FENCE_ISSUE_MORE): New accessor macro.
4540 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4542 PR rtl-optimization/42388
4543 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
4544 that have no predecessors nor successors. Do not call move_bb_info
4545 for empty blocks outside of current region.
4547 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4549 PR rtl-optimization/42294
4550 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
4551 * sel-sched.c (move_exprs_to_boundary): Transitively add all
4552 originators' originators.
4554 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4556 PR rtl-optimization/39453
4557 PR rtl-optimization/42246
4558 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
4560 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
4562 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4563 Alexander Monakov <amonakov@ispras.ru>
4566 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
4567 (maybe_tidy_empty_bb): ... here. Make static. Add new
4568 argument. Update all callers.
4569 (tidy_control_flow): ... and here. Recompute topological order
4570 of basic blocks in region if necessary.
4571 (sel_redirect_edge_and_branch): Change return type. Return true
4572 if topological order might have been invalidated.
4573 (purge_empty_blocks): Export and move from...
4574 * sel-sched.c (purge_empty_blocks): ... here.
4575 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
4576 (maybe_tidy_empty_bb): Delete prototype.
4577 (purge_empty_blocks): Declare.
4579 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4581 PR rtl-optimization/42249
4582 * sel-sched.c (try_replace_dest_reg): When chosen register
4583 and original register is the same, do not bail out early, but
4584 still check all original insns for validity of replacing destination
4585 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
4588 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4591 Port from no-undefined-overflow branch:
4592 2009-03-09 Richard Guenther <rguenther@suse.de>
4594 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
4596 2010-01-14 Richard Guenther <rguenther@suse.de>
4599 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
4601 2010-01-14 Ira Rosen <irar@il.ibm.com>
4603 PR tree-optimization/42709
4604 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
4605 as scalar type in creation of constant vector operand.
4607 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4610 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
4611 (check-parallel-%): Match `testsuite' directory component only
4614 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
4616 PR translation/39521
4617 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
4620 2010-01-13 Richard Guenther <rguenther@suse.de>
4622 PR tree-optimization/42730
4623 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
4626 2010-01-13 Steve Ellcey <sje@cup.hp.com>
4629 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
4630 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
4633 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
4635 * config/bfin/libgcc-bfin.ver: Regenerate based on current
4636 libgcc-std.ver. Add entries for ___smulsi3_highpart and
4637 ___umulsi3_highpart.
4639 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
4640 rather than schedule_insns if the pass is enabled.
4642 2010-01-13 Martin Jambor <mjambor@suse.cz>
4644 PR tree-optimization/42704
4645 * tree-sra.c (sra_modify_assign): Do not delete assignments to
4648 2010-01-13 Martin Jambor <mjambor@suse.cz>
4650 PR tree-optimization/42703
4651 * tree-sra.c (analyze_access_subtree): Check that we can build a
4652 reference to the original data within the aggregate.
4654 2010-01-13 Richard Guenther <rguenther@suse.de>
4656 PR tree-optimization/42705
4657 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
4659 2010-01-13 Richard Guenther <rguenther@suse.de>
4662 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
4664 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4667 * var-tracking.c (values_to_unmark): New variable.
4668 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4669 values_to_unmark vector. Moved body to...
4670 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4671 instead queue it into values_to_unmark vector.
4672 (vt_find_locations): Free values_to_unmark vector.
4674 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
4676 * config/s390/s390.c (override_options): Set
4677 default of max-pending-list-length to 256
4679 2010-01-13 Richard Guenther <rguenther@suse.de>
4682 * tree-pass.h (PROP_gimple_lcx): New.
4683 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
4684 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
4685 before the final cleanup_eh.
4686 (dump_properties): Dump PROP_gimple_lcx.
4687 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
4688 (tree_lower_complex_O0): Remove.
4689 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
4690 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
4691 tree_lower_complex, schedule TODO_update_ssa.
4692 * lto-streamer-out.c (output_function): Stream the functions
4694 * lto-streamer-in.c (input_function): Likewise.
4695 (lto_read_body): Do not override them here.
4697 2010-01-12 Joseph Myers <joseph@codesourcery.com>
4700 * c-typeck.c (build_c_cast): Fold value cast to union type before
4701 wrapping it in a CONSTRUCTOR.
4703 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4705 PR rtl-optimization/42699
4706 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
4709 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4711 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4712 SUBTARGET_WARN_UNUSED_SPEC): Move ...
4713 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4714 SUBTARGET_WARN_UNUSED_SPEC): ... here
4715 * config/mips/iris5.h (LIBGCC_SPEC): Define.
4717 2010-01-12 Julian Brown <julian@codesourcery.com>
4719 * config/arm/neon-schedgen.ml (Utils): Don't try to
4720 open missing module.
4721 (find_with_result): New.
4723 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4726 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
4727 sharing when canonicalizing ({lt,ge}u (plus a b) b).
4729 PR tree-optimization/42645
4730 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
4731 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
4732 decl_map, set processing_debug_stmt to -1 and return name without
4735 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
4737 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
4738 binutils version, and reword target configuration description.
4740 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4742 * config/avr/avr.h (LINKER_NAME): Remove.
4744 2010-01-11 Janis Johnson <janis187@us.ibm.com>
4747 * config/rs6000/rs6000.c (rs6000_override_options): On targets
4748 that support VSX, warn for -mno-altivec if vsx is not disabled,
4751 2010-01-11 Joseph Myers <joseph@codesourcery.com>
4752 Shujing Zhao <pearly.zhao@oracle.com>
4754 PR translation/42469
4755 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
4756 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
4757 character between option name and help text.
4758 * c.opt (imultilib): Likewise.
4760 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
4762 * lto-streamer-out.c (output_unreferenced_globals): Output static
4765 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
4767 PR rtl-optimization/42621
4768 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
4769 optimizing for size.
4770 (duplicate_computed_gotos): Remove now-redundant check.
4772 2010-01-10 Steve Ellcey <sje@cup.hp.com>
4775 * configure.ac: Save and restore LDFLAGS and LIBS
4776 * configure: Regenerate.
4778 2010-01-10 Richard Guenther <rguenther@suse.de>
4781 * builtins.c (fold_builtin_strlen): Add type argument and
4782 convert the resulting length to it.
4783 (fold_builtin_1): Adjust.
4785 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4787 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
4788 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
4790 (num_insns_constant_wide): Adjust for that change.
4792 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4795 * web.c (union_defs): Add used argument, to combine uses of
4797 (entry_register): Adjust type and tests of used argument.
4798 (web_main): Widen used for new use. Pass it to union_defs.
4799 * df.h (union_defs): Adjust prototype.
4801 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4804 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
4805 uses in new incoming argument. Free body.
4806 (reset_debug_uses_in_loop): New.
4807 (analyze_insn_to_expand_var): Call the latter if the former found
4808 anything. Fix whitespace. Reject invalid dest overlaps before
4809 going through all insns in the loop.
4811 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4814 * haifa-sched.c (dying_use_p): Debug insns don't count.
4816 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4819 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
4820 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
4821 (verify_gimple_call): Reject LHS in noreturn calls.
4823 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4827 * tree-vect-loop-manip.c (adjust_info): New type.
4828 (adjust_vec): New pointer to vector.
4829 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
4830 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
4831 (slpeel_update_phis_for_duplicate_loop): Use them.
4832 (slpeel_update_phi_nodes_for_guard1): Likewise.
4833 (slpeel_update_phi_nodes_for_guard2): Likewise.
4834 (slpeel_tree_peel_loop_to_edge): Likewise.
4835 (vect_update_ivs_after_vectorizer): Likewise.
4837 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4839 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
4840 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
4842 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4844 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
4845 bogus uninitialized warning.
4847 2010-01-09 Richard Guenther <rguenther@suse.de>
4850 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
4851 the evolution is compatible with the initial condition.
4853 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4855 * gcc.c (process_command): Update copyright notice dates.
4856 * gcov.c (print_version): Likewise.
4857 * gcov-dump.c (print_version): Likewise.
4858 * mips-tfile.c (main): Likewise.
4859 * mips-tdump.c (main): Likewise.
4861 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4864 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
4866 (rotlhi3_8): Delete.
4868 (rotlsi3_8): Delete.
4869 (rotlsi3_16): Delete.
4870 (rotlsi3_24): Delete.
4872 (*rotw<mode>3): New.
4873 (*rotb<mode>3): New.
4874 * config/avr/avr.c (avr_rotate_bytes): New function.
4875 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
4877 2010-01-08 Steve Ellcey <sje@cup.hp.com>
4880 * configure.ac: Modify -rdynamic check.
4881 * configure: Regenerate.
4883 2010-01-08 DJ Delorie <dj@redhat.com>
4885 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
4886 register popping order.
4888 2010-01-08 Richard Guenther <rguenther@suse.de>
4891 * c.opt (fsigned-char): Also let LTO handle this option.
4892 (funsigned-char): Likewise.
4894 2010-01-07 Richard Guenther <rguenther@suse.de>
4896 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
4897 (gimple_op): Likewise.
4898 (gimple_op_ptr): Likewise.
4899 (gimple_assign_set_lhs): Remove gcc_assert.
4900 (gimple_assign_set_rhs1): Likewise.
4901 (gimple_assign_set_rhs2): Likewise.
4902 (gimple_call_set_lhs): Likewise.
4903 (gimple_call_set_fn): Likewise.
4904 (gimple_call_set_fndecl): Likewise.
4905 (gimple_call_fndecl): Likewise.
4906 (gimple_call_return_type): Likewise.
4907 (gimple_call_set_chain): Likewise.
4908 (gimple_call_num_args): Likewise.
4909 (gimple_call_set_arg): Likewise.
4910 (gimple_cond_set_code): Likewise.
4911 (gimple_cond_set_lhs): Likewise.
4912 (gimple_cond_set_rhs): Likewise.
4913 (gimple_cond_set_true_label): Likewise.
4914 (gimple_cond_set_false_label): Likewise.
4915 (gimple_label_set_label): Likewise.
4916 (gimple_goto_set_dest): Likewise.
4917 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
4918 (gimple_debug_bind_get_value): Likewise.
4919 (gimple_debug_bind_get_value_ptr): Likewise.
4920 (gimple_debug_bind_set_var): Likewise.
4921 (gimple_debug_bind_set_value): Likewise.
4922 (gimple_debug_bind_reset_value): Likewise.
4923 (gimple_debug_bind_has_value_p): Likewise.
4924 (gimple_return_retval_ptr): Remove gcc_assert.
4925 (gimple_return_retval): Likewise.
4926 (gimple_return_set_retval): Likewise.
4927 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
4928 (safe_referenced_var_iterator): Remove.
4929 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
4930 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
4931 (fill_referenced_var_vec): Remove.
4932 (first_readonly_imm_use): Remove redundant gcc_assert.
4933 (phi_arg_index_from_use): Combine gcc_asserts.
4934 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
4935 (first_imm_use_stmt): Remove redundant gcc_assert.
4936 * tree-cfg.c (verify_gimple_call): Verify function and chain
4937 operands. Verify arguments.
4938 (verify_types_in_gimple_stmt): Verify condition code and labels.
4940 2010-01-07 Richard Guenther <rguenther@suse.de>
4942 PR tree-optimization/42641
4943 * sese.c (rename_map_elt_info): Use the SSA name version, do
4946 2010-01-07 Jakub Jelinek <jakub@redhat.com>
4948 PR tree-optimization/42625
4949 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
4950 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
4952 2010-01-07 Duncan Sands <baldrick@free.fr>
4954 * Makefile.in (PLUGIN_HEADERS): Add version.h.
4956 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
4959 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
4960 note itself is not function_invariant_p.
4962 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
4964 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
4965 Do not add the DF_NOTE problem.
4966 * store-motion.c (execute_rtl_store_motion): Likewise.
4968 2010-01-07 Martin Jambor <mjambor@suse.cz>
4970 PR tree-optimization/42157
4971 * tree-sra.c (compare_access_positions): Stabilize sort if both
4972 accesses have integer types, return zero immediately if they are the
4975 2010-01-06 Richard Henderson <rth@redhat.com>
4978 * haifa-sched.c (add_to_note_list): Merge into ...
4979 (concat_note_lists): ... here, and ...
4980 (unlink_other_notes, rm_other_notes): Merge into...
4981 (remove_notes): ... here. Create REG_SAVE_NOTEs for
4982 NOTE_INSN_EPILOGUE_BEG.
4984 2010-01-06 Richard Guenther <rguenther@suse.de>
4986 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
4987 not inline regular functions into always-inline functions.
4989 2010-01-06 Nick Clifton <nickc@redhat.com>
4991 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
4992 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
4994 (OVERRIDE_OPTIONS): Delete.
4995 (OPTIMIZATION_OPTIONS): Define.
4996 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
4997 * config/rx/rx.c (rx_handle_option): Issue an error message if
4998 -mcpu=rx200 and -fpu are used together.
4999 (rx_set_optimization_options): New function. Issue an error
5000 message if an optimization attribute attempts to reset the FPU/
5001 math optimization pairing.
5002 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
5003 * config/rx/rx.opt: Set the default to 32-bit doubles.
5004 * config/rx/t-rx: Add multilibs for -nofpu option.
5005 * doc/invoke.texi: Update documentation of RX options.
5007 2010-01-06 Richard Guenther <rguenther@suse.de>
5009 * tree-ssa-pre.c (name_to_id): New global.
5010 (alloc_expression_id): Simplify SSA name handling.
5011 (lookup_expression_id): Likewise.
5012 (init_pre): Zero name_to_id.
5013 (fini_pre): Free it.
5015 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
5017 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
5019 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
5022 * config/i386/sse.md (smaxv2di3): New.
5023 (umaxv2di3): Likewise.
5024 (sminv2di3): Likewise.
5025 (uminv2di3): Likewise.
5027 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
5030 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
5031 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
5032 (legitimize_tls_address): Likewise.
5033 (sparc_tls_referenced_p): Likewise.
5034 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
5035 and adjust calls to legitimize_pic_address.
5036 (legitimate_constant_p) Use sparc_tls_referenced_p.
5037 (legitimate_pic_operand_p): Likewise.
5038 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
5039 (sparc_tls_symbol_ref_1): Delete.
5040 (sparc_tls_referenced_p): Make static, recognize specific patterns.
5041 (legitimize_tls_address): Make static, handle CONST patterns.
5042 (legitimize_pic_address): Make static, remove unused parameter and
5043 adjust recursive calls.
5044 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
5045 and adjust call to legitimize_pic_address.
5046 (sparc_output_mi_thunk): Likewise.
5048 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
5049 H.J. Lu <hongjiu.lu@intel.com>
5052 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
5053 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
5054 operands to make them signed.
5057 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5060 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5061 GTU to GT for V4SI and V2DI.
5063 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5064 (umin<mode>3): Removed.
5066 (uminv4si3): Likewise.
5068 2010-01-05 Martin Jambor <mjambor@suse.cz>
5070 PR tree-optimization/42462
5071 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
5072 current_function_decl to helper functions and macros.
5074 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5077 * flags.h: Don't include real.h.
5078 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
5079 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
5080 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
5081 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
5082 * dominance.c: Update copyright.
5083 * gimple.c (walk_gimple_op): Remove inline.
5084 * tree-ssa-reassoc.c: Include real.h.
5085 * Makefile.in (FLAGS_H): Remove $(REAL_H).
5086 (tree-ssa-reassoc.o): Depend on $(REAL_H).
5088 2010-01-05 Nick Clifton <nickc@redhat.com>
5090 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
5091 register to push into the stack frame when the accumulator has to
5092 be saved during interrupts.
5094 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
5096 * doc/invoke.texi: Remove the documentation about option
5098 * common.opt (Wunreachable-code): Preserved for backward
5100 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
5101 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
5102 the backward compatibility flag section.
5104 2010-01-05 Richard Guenther <rguenther@suse.de>
5106 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
5108 2010-01-05 Jakub Jelinek <jakub@redhat.com>
5111 * cfgexpand.c (expand_one_var): Diagnose too large variables.
5113 PR tree-optimization/42508
5114 * tree-sra.c (convert_callers): Check for recursive call
5115 by comparing cgraph nodes instead of decls.
5116 (modify_function): Call ipa_modify_formal_parameters also
5117 on all same_body aliases.
5119 * cgraphunit.c (cgraph_materialize_all_clones): Compare
5120 cgraph nodes when checking for same_body aliases.
5122 2010-01-05 Richard Guenther <rguenther@suse.de>
5124 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
5125 allocation and lookup.
5126 (get_or_alloc_expr_for_constant): Likewise.
5127 (phi_translate): Sink allocation.
5129 2010-01-04 Richard Guenther <rguenther@suse.de>
5131 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
5132 a new entry only if needed.
5133 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
5134 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
5136 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
5138 (phi_translate): Handle CONSTANTs early.
5140 2010-01-04 Martin Jambor <mjambor@suse.cz>
5142 PR tree-optimization/42398
5143 * tree-sra.c (struct access): Removed flag grp_different_types.
5144 (dump_access): Do not dump the removed flag.
5145 (sort_and_splice_var_accesses): Do not set the removed flag.
5146 (sra_modify_expr): Check for type compatibility directly.
5148 2010-01-04 Martin Jambor <mjambor@suse.cz>
5150 PR tree-optimization/42366
5151 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
5152 edges with variable number of parameters.
5153 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
5154 flag instead of asserting it.
5155 (ipa_read_node_info): Read uses_analysis_done flag.
5157 2010-01-04 Richard Guenther <rguenther@suse.de>
5159 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
5160 iterative_hash_* as intended.
5161 (vn_reference_compute_hash): Likewise. Simplify hashing
5163 (vn_reference_lookup_2): Likewise.
5164 (vn_nary_op_compute_hash): Likewise.
5165 (vn_phi_compute_hash): Likewise.
5166 (expressions_equal_p): Remove strange code.
5167 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
5168 (pre_expr_hash): Likewise. Simplify hashing SSA names.
5169 (bitmap_insert_into_set_1): Take value-id as parameter.
5170 (add_to_value): Pass it.
5171 (bitmap_insert_into_set): Likewise.
5172 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
5174 2010-01-04 Jakub Jelinek <jakub@redhat.com>
5177 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
5178 (do_self_spec): For switches with SWITCH_IGNORE set set also
5179 SWITCH_IGNORE_PERMANENTLY.
5180 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
5183 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
5185 * lto-streamer-out.c (output_unreferenced_globals): Output the full
5186 tree of an unreferenced global var.
5188 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5191 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5192 GTU to GT for V4SI and V2DI.
5194 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5195 (umin<mode>3): Removed.
5197 (uminv4si3): Likewise.
5199 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5202 * collect2.c (main): Turn on trace in collect2 if -v is passed
5205 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
5207 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
5208 description of expression operand.
5210 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
5212 * configure.ac: Add install-html to target_list for Make-hooks.
5213 * configure: Regenerate.
5214 * fortran/Make-lang.in (F95_HTMLFILES): New.
5215 (fortran.html): Use it.
5216 (fortran.install-html): New.
5217 * Makefile.in (install-html): Add lang.install-html.
5218 * java/Make-lang.in (JAVA_HTMLFILES): New.
5219 (java.html): Use it.
5220 (java.install-html): New.
5221 * objc/Make-lang.in (objc.install-html): New.
5222 * objcp/Make-lang.in (obj-c++.install-html): New.
5223 * cp/Make-lang.in (c++.install-html): New.
5224 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
5225 * lto/Make-lang.in (lto.install-html): New.
5227 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5230 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
5232 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
5234 PR rtl-optimization/41862
5235 * store-motion.c (store_killed_in_insn, compute_store_table,
5236 remove_reachable_equiv_notes, replace_store_insn,
5237 build_store_vectors): Ignore all DEBUG_INSNs.
5239 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5242 * common.opt: Add dumpdir.
5244 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
5246 (option_map): Add --dumpdir.
5248 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
5250 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
5252 * opts.c (decode_options): Try dump_dir_name first if
5253 dump_base_name isn't an absolute path.
5254 (common_handle_option): Handle OPT_dumpdir.
5256 * toplev.c (dump_dir_name): New.
5257 (print_switch_values): Also ignore -dumpdir.
5259 * toplev.h (dump_dir_name): New.
5261 2010-01-03 Richard Guenther <rguenther@suse.de>
5263 PR tree-optimization/42589
5264 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
5265 double-word expansion of bswap32.
5267 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
5269 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
5270 with BLOCK_FOR_INSN.
5271 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
5272 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
5273 noce_process_if_block): Likewise.
5274 * gcse.c (compute_local_properties, insert_expr_in_table,
5275 insert_set_in_table, canon_list_insert, find_avail_set,
5276 pre_insert_copy_insn): Likewise.
5278 * basic-block.h (BLOCK_NUM): Move from here...
5279 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
5281 2010-01-03 Richard Guenther <rguenther@suse.de>
5283 PR tree-optimization/42438
5284 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
5285 contains_may_not_return_call flag.
5286 (BB_MAY_NOTRETURN): New.
5287 (valid_in_sets): Trapping nary operations are not valid
5288 in blocks that may not return.
5289 (insert_into_preds_of_block): Remove check for trapping expressions.
5290 (compute_avail): Compute also BB_MAY_NOTRETURN.
5292 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
5294 * doc/invoke.texi: Add 2010 to copyright years.
5296 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
5298 * config/sparc/sparc.c: Fix formatting nits.
5300 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
5301 Alexander Monakov <amonakov@ispras.ru>
5303 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
5305 2010-01-02 Richard Guenther <rguenther@suse.de>
5308 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
5309 (simplify_switch_using_ranges): Mark to be removed edges
5312 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5314 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5316 * collect2.c (scan_libraries): Add missing argument in call to
5319 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
5322 * config/alpha/predicates.md (aligned_memory_operand): Return false
5324 (unaligned_memory_operand): Return true for CQImode.
5325 * config/alpha/alpha.c (get_aligned_mem): Assert that location
5326 doesn not cross aligned SImode word boundary.
5328 2010-01-02 Anatoly Sokolov <aesok@post.ru>
5330 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
5332 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
5333 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
5335 2010-01-02 Richard Guenther <rguenther@suse.de>
5338 * toplev.c (compile_file): Emit LTO marker properly. Change
5340 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
5342 2010-01-01 Richard Guenther <rguenther@suse.de>
5345 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
5347 2010-01-01 Richard Guenther <rguenther@suse.de>
5350 * c-decl.c (grokdeclarator): For zero-size arrays force
5351 structural equality checks as layout_type does.
5353 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5355 * builtins.c: Update copyright to 2010.
5357 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5360 * lto-streamer-out.c (produce_asm): Revert the last change.
5361 (copy_function): Likewise.
5363 * lto-streamer.c (lto_get_section_name): Skip any leading
5366 2010-01-01 Richard Guenther <rguenther@suse.de>
5369 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
5373 Copyright (C) 2010 Free Software Foundation, Inc.
5375 Copying and distribution of this file, with or without modification,
5376 are permitted in any medium without royalty provided the copyright
5377 notice and this notice are preserved.