1 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
3 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
4 * calls.c (expand_call): Pass the function type to aggregate_value_p.
5 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
6 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
7 function type instead. Reorder and simplify checks.
9 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
11 2010-04-08 Jing Yu <jingyu@google.com>
12 Zdenek Dvorak <ook@ucw.cz>
14 PR tree-optimization/42720
15 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
16 loop unswitch conditions here from
17 (tree_unswitch_single_loop).
19 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
21 * tree-if-conv.c: Fix comments and simplify logic.
23 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
25 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
26 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
27 (main_tree_if_conversion): Update call to tree_if_conversion.
29 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
32 * doc/invoke.texi (-b,-V): Delete.
33 * doc/tm.texi: Do not mention -b.
34 * gcc.c (display_help): Delete -b and -V.
35 (process_command): Delete -b and -V.
36 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
38 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
39 Wolfgang Gellerich <gellerich@de.ibm.com>
41 Implement target hook for loop unrolling
42 * target.h (loop_unroll_adjust): Add a new target hook function.
43 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
44 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
45 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
46 (s390_loop_unroll_adjust): Implement the new target hook for s390.
47 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll target hook
48 (decide_unroll_stupid): Likewise.
50 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
53 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
55 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
57 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
58 (Specific, *-*-solaris2*): Likewise.
59 Don't prefer Sun as over GNU as.
61 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
63 * config/s390/s390.c (override_options): Adjust the z10
64 defaults for max-unroll-times, max-completely-peeled-insns
65 and max-completely-peel-times.
67 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
69 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
71 (s390_expand_setmem): Likewise.
72 (s390_expand_cmpmem): Likewise.
74 2010-04-08 Richard Guenther <rguenther@suse.de>
76 PR tree-optimization/43679
77 * tree-ssa-pre.c (eliminate): Only propagate copies.
79 2010-04-08 Jakub Jelinek <jakub@redhat.com>
82 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
83 set but not used variable warning.
85 2010-04-08 Wei Guozhi <carrot@google.com>
88 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
89 (arm_size_rtx_costs): Call the new function when optimized for size.
91 2010-04-08 Jakub Jelinek <jakub@redhat.com>
94 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
95 op0 is not a MEM, just return NULL instead of assertion
97 (discover_nonconstant_array_refs): Don't walk debug stmts.
99 2010-04-08 Doug Kwan <dougkwan@google.com>
101 * configure.ac: Recognize gold and do not use its version number
103 * configure: Regenerate.
105 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
108 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
109 (negate_value): Move code to push elements to broken_up_substracts ...
110 (eliminate_plus_minus_pair): ... here. Push operands that have no
111 negative pair to plus_negates.
112 (repropagate_negates, init_reassoc, fini_reassoc): Update.
114 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
116 * doc/install.texi (Configuration): Move description of
117 --enable-lto, --with-libelf*, --enable-gold from Java section to
120 * doc/generic.texi (Working with declarations)
121 (Function Properties, C and C++ Trees): Fix typos.
122 * doc/sourcebuild.texi (Top Level): Likewise.
124 2010-04-07 Jakub Jelinek <jakub@redhat.com>
127 * tree.h (DECL_READ_P): Define.
128 (struct tree_decl_common): Add decl_read_flag.
129 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
130 a set but not used warning.
131 (merge_decls): Merge DECL_READ_P flag.
132 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
133 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
134 * c-common.c (handle_used_attribute, handle_unused_attribute):
136 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
138 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
140 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
141 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
142 c_parser_binary_expression, c_parser_cast_expression,
143 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
144 Call default_function_array_read_conversion instead of
145 default_function_array_conversion where needed.
146 (c_parser_unary_expression, c_parser_conditional_expression,
147 c_parser_postfix_expression_after_primary, c_parser_initelt):
148 Likewise. Call mark_exp_read where needed.
149 (c_parser_statement_after_labels, c_parser_asm_operands,
150 c_parser_typeof_specifier, c_parser_sizeof_expression,
151 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
153 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
155 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
156 (warn_unused_but_set_parameter): Default to warn_unused
158 * doc/invoke.texi: Document -Wunused-but-set-variable and
159 -Wunused-but-set-parameter.
161 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
163 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
164 when operandN variables aren't used in the body of the expander
166 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
167 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
168 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
169 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
170 FOR_EACH_IMM_USE_ON_STMT): Likewise.
171 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
172 * tree.c (PROCESS_ARG): Likewise.
174 2010-04-07 Simon Baldwin <simonb@google.com>
176 * diagnostic.h (diagnostic_override_option_index): New macro to
177 set a diagnostic's option_index.
178 * c-tree.h (c_cpp_error): Add warning reason argument.
179 * opts.c (_warning_as_error_callback): New.
180 (register_warning_as_error_callback): Store callback for
181 warnings enabled via enable_warning_as_error.
182 (enable_warning_as_error): Call callback, minor code tidy.
183 * opts.h (register_warning_as_error_callback): Declare.
184 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
185 response to -Werror=.
186 (c_common_init_options): Register warning_as_error_callback in opts.c.
187 * common.opt: Add -Wno-cpp option.
188 * c-common.c (struct reason_option_codes_t): Map cpp warning
189 reason codes to gcc option indexes.
190 * (c_option_controlling_cpp_error): New function, lookup the gcc
191 option index for a cpp warning reason code.
192 * (c_cpp_error): Add warning reason argument, call
193 c_option_controlling_cpp_error for diagnostic_override_option_index.
194 * doc/invoke.texi: Document -Wno-cpp.
196 2010-04-07 Richard Guenther <rguenther@suse.de>
198 * ipa-reference.c (mark_load): Use get_base_address.
199 (mark_store): Likewise.
201 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
202 inserting GIMPLE_NOPs into the IL.
203 * tree-ssa-structalias.c (get_constraint_for_component_ref):
204 Explicitly strip handled components and indirect references.
206 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
207 folding address expressions.
208 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
209 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
210 operand_equal_p to compare decls.
211 (ptr_deref_may_alias_decl_p): Likewise.
212 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
213 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
214 Handle reversed comparison ops.
215 * tree-sra.c (asm_visit_addr): Use get_base_address.
216 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use
218 * ipa-reference.c (mark_address): Use get_base_address.
220 2010-04-07 Richard Guenther <rguenther@suse.de>
222 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
223 Propagate constants everywhere.
225 2010-04-07 Jakub Jelinek <jakub@redhat.com>
228 * tree.c (MAX_INT_CACHED_PREC): Define.
229 (nonstandard_integer_type_cache): New array.
230 (build_nonstandard_integer_type): Cache results for precision
231 <= MAX_INT_CACHED_PREC.
233 2010-04-07 Richard Guenther <rguenther@suse.de>
235 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
236 -fargument-noalias-global, -fargument-noalias-anything): Remove.
237 * common.opt: Likewise.
238 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust
240 * alias.c (base_alias_check): Remove flag_argument_noalias
242 (nonoverlapping_memrefs_p): Likewise.
243 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
244 * opts.c (common_handle_option): Handle OPT_fargument_alias,
245 OPT_fargument_noalias, OPT_fargument_noalias_anything and
246 OPT_fargument_noalias_global for backward compatibility.
248 2010-04-07 Richard Guenther <rguenther@suse.de>
250 PR tree-optimization/43270
251 * tree-vrp.c (check_array_ref): Fix flexible array member
253 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
254 * tree-ssa-pre.c (phi_translate_1): Adjust.
255 (fully_constant_expression): Split out vn_reference handling to ...
256 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
257 Fold reads from constant strings.
258 (vn_reference_lookup): Handle fully constant references.
259 (vn_reference_lookup_pieces): Likewise.
260 * Makefile.in (expmed.o-warn): Add -Wno-error.
262 2010-04-07 Martin Jambor <mjambor@suse.cz>
264 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
266 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
269 * gcc.c: Add -static-libstdc++ to list of recognized options.
271 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
273 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to
276 2010-04-07 Richard Guenther <rguenther@suse.de>
279 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with
280 pointer bases build simple mem attributes to retain
281 points-to information.
283 2010-04-07 Richard Guenther <rguenther@suse.de>
286 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
287 preserve points-to related information.
289 2010-04-07 Richard Guenther <rguenther@suse.de>
292 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
293 discard plain indirect references.
294 * fold-const.c (operand_equal_p): Guard against NULL_TREE
296 * tree.c (tree_nop_conversion): Likewise.
298 2010-04-07 Dodji Seketeli <dodji@redhat.com>
301 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
303 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
305 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
306 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
308 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
310 * tree-if-conv.c: Fix indentation and comments.
312 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
314 * tree-if-conv.c: Sort static functions in topological order.
316 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
318 * tree-if-conv.c: Fix indentation and comments.
320 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
323 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
324 lang_hooks.types.type_for_size instead of build_nonstandard_integer_type.
325 When converting an unsigned type to signed, double its precision.
326 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
327 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
328 (graphite_create_new_loop_guard): When ub + 1 wraps around, use lb <= ub.
330 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
333 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
334 POINTER_PLUS_EXPR for pointer types.
336 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
339 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
340 * graphite-clast-to-gimple.c: Include langhooks.h.
341 (max_signed_precision_type): New.
342 (max_precision_type): Takes two types as arguments.
343 (precision_for_value): New.
344 (precision_for_interval): New.
345 (gcc_type_for_interval): New.
346 (gcc_type_for_value): New.
347 (gcc_type_for_clast_term): New.
348 (gcc_type_for_clast_red): New.
349 (gcc_type_for_clast_bin): New.
350 (gcc_type_for_clast_expr): Split up into several functions.
351 (gcc_type_for_clast_eq): Rewritten.
352 (compute_bounds_for_level): New.
353 (compute_type_for_level_1): New.
354 (compute_type_for_level): New.
355 (gcc_type_for_cloog_iv): Removed.
356 (gcc_type_for_iv_of_clast_loop): Rewritten.
357 (graphite_create_new_loop): Compute the lower and upper bound types
358 with gcc_type_for_clast_expr.
359 (graphite_create_new_loop_guard): Same.
360 (find_cloog_iv_in_expr): Removed.
361 (compute_cloog_iv_types_1): Removed.
362 (compute_cloog_iv_types): Removed.
363 (gloog): Do not call compute_cloog_iv_types.
364 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
366 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
367 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
368 (GBB_CLOOG_IV_TYPES): Removed.
370 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
372 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
373 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
374 (detect_commutative_reduction): Same.
376 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
378 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
379 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
381 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
382 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
383 (rewrite_commutative_reductions_out_of_ssa): Same.
384 * passes.c (execute_function_todo): Call verify_ssa for every pass
385 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
386 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
387 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
388 with an extra argument.
389 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
390 verify_ssa only when the extra argument is true.
391 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
392 with an extra argument.
393 (tree_transform_and_unroll_loop): Same.
395 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
397 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
398 for all the passes of the LNO having LOOP_CLOSED_SSA.
399 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
400 * tree-loop-distribution.c (pass_loop_distribution): Same.
401 * tree-pass.h (TODO_verify_loops): Removed.
402 * tree-ssa-loop.c (pass_tree_loop_init): Same.
404 (pass_tree_unswitch): Same.
405 (pass_predcom): Same.
406 (pass_vectorize): Same.
407 (pass_linear_transform): Same.
408 (pass_graphite_transforms): Same.
409 (pass_iv_canon): Same.
410 (pass_complete_unroll): Same.
411 (pass_complete_unrolli): Same.
412 (pass_parallelize_loops): Same.
413 (pass_loop_prefetch): Same.
414 (pass_iv_optimize): Same.
416 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
419 * passes.c (init_optimization_passes): Move pass_lim before
420 pass_copy_prop and pass_dce_loop.
422 2010-04-06 Jakub Jelinek <jakub@redhat.com>
425 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
426 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
427 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
428 MULTI_* defines for 4 argument vpermil2p* builtins.
430 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
432 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
433 * config/i386/i386.c (x86_maybe_negate_const_int): New.
434 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
435 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
436 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
437 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
438 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
439 Use x86_maybe_negate_const_int to output insn mnemonic.
440 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
441 check from instruction predicate. Update comments.
442 * config/i386/sync.md (sync_add<mode>): Use
443 x86_maybe_negate_const_int to output insn mnemonic.
445 2010-04-06 Jan Hubicka <jh@suse.cz>
447 PR tree-optimization/42906
448 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
449 IGNORE_SELF argument. Set visited_control_parents for fully
451 (find_obviously_necessary_stmts): Update call of
452 mark_control_dependent_edges_necessary.
453 (propagate_necessity): Likewise. Handle PHI edges more curefully.
455 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
457 * config/i386/i386.md: Remove comment about 'e' and 'E'
460 2010-04-06 Richard Guenther <rguenther@suse.de>
462 PR tree-optimization/43627
463 * tree-vrp.c (extract_range_from_unary_expr): Widenings
464 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
467 2010-04-06 Jakub Jelinek <jakub@redhat.com>
469 * BASE-VER: Change to 4.6.0.
472 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
475 2010-04-06 Richard Guenther <rguenther@suse.de>
478 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
480 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
482 * doc/invoke.texi (Optimize Options): Document that LTO
483 won't remove object access purely due to incompatible
486 2010-04-04 Matthias Klose <doko@ubuntu.com>
488 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
491 2010-04-03 Richard Guenther <rguenther@suse.de>
494 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
495 require a non-NULL MEM_OFFSET.
497 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
499 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
500 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
501 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
502 config/alpha/predicates.md, config/arm/arm.md,
503 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
504 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
505 config/darwin9.h, config/darwin.c, config/darwin.h,
506 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
507 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
508 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
509 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
510 config/mips/mips.md, config/mn10300/mn10300.c,
511 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
512 config/rs6000/aix.h, config/rs6000/dfp.md,
513 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
514 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
515 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
516 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
517 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
518 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
519 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
520 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
521 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
522 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
523 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
524 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
525 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
526 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
527 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
528 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
529 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
530 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
531 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
532 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
533 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
534 opt-functions.awk, opth-gen.awk, params.def, passes.c,
535 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
536 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
537 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
538 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
539 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
540 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
541 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
542 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
543 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
544 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
545 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
546 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
547 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
548 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
550 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
553 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
554 * aclocal.m4: Regenerate.
556 2010-04-02 Richard Guenther <rguenther@suse.de>
558 PR tree-optimization/43629
559 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
560 if we have seen a constant value.
562 2010-04-02 Joseph Myers <joseph@codesourcery.com>
564 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for
567 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
570 * arm.c (legitimize_tls_address): Adjust call to
571 gen_tls_load_dot_plus_four.
572 (arm_note_pic_base): New function.
573 (arm_cannot_copy_insn_p): Use it.
574 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
577 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
582 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
584 * Makefile.in ($(out_object_file)): Depend on
585 gt-$(basename $(notdir $(out_file))).h.
587 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
589 * config.gcc (lm32-*-rtems*): Add t-lm32.
591 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
593 * config.gcc: Add lm32-*-rtems*.
594 * config/lm32/rtems.h: New file.
596 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
599 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
601 2010-04-01 Jakub Jelinek <jakub@redhat.com>
603 * dwarf2out.c (output_compilation_unit_header): For
604 -gdwarf-4 use version 4 instead of version 3.
605 (output_line_info): For version 4 and above emit additional
606 maximum ops per insn header field.
607 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
609 * dwarf2out.c (is_c_family, is_java): Remove.
610 (lower_bound_default): New function.
611 (add_bound_info, gen_descr_array_type_die): Use it.
613 2010-04-01 Dodji Seketeli <dodji@redhat.com>
616 * dwarf2out.c (gen_variable_die): Allow debug info for variable
617 re-declaration when it happens in a function.
619 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
621 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
622 (cgraph_remove_function_insertion_hook): Same.
623 (cgraph_call_function_insertion_hooks): Same.
625 2010-04-01 Richard Guenther <rguenther@suse.de>
628 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
629 and TREE_THIS_VOLATILE.
630 (copy_ref_info): Likewise.
631 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
632 * tree.c (build6_stat): Ignore side-effects of all but arg5
633 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
636 2010-04-01 Richard Guenther <rguenther@suse.de>
638 PR tree-optimization/43607
639 * ipa-type-escape.c (check_call): Do not access non-existing
642 2010-04-01 Richard Guenther <rguenther@suse.de>
646 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
647 Jack Howarth <howarth@bromo.med.uc.edu>
649 * tree-profile.c (tree_init_ic_make_global_vars): Make static
652 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
654 * doc/install.texi (Prerequisites): Document libelf usability on
655 IRIX 5/6 and Solaris 2.
656 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
657 Update GNU as, GNU ld requirements.
658 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
659 Document Sun Studio compiler download.
660 Update and simplify as, ld recommendations.
661 (Specific, *-*-solaris2.7): Note obsoletion, removal.
663 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
665 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
666 with_tune_32 to pentium4.
668 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
670 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
672 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
674 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
677 Document GNU as requirement.
678 Update configure requirements.
679 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion,
681 Recomment IRIX 6.5.18+.
682 Document IDF/IDL requirement.
683 Document GNU as requirement.
684 Document GNU ld bootstrap failure.
685 Remove freeware.sgi.com reference.
687 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
689 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
690 UNIX V4.0, V5.0 obsoletion, removal.
691 Remove --with-gc=simple reference.
692 Update VM requirements during bootstrap.
693 Remove -oldas bootstrap description.
694 Update binutils reference.
695 Remove comparison failure note.
697 2010-03-31 Richard Guenther <rguenther@suse.de>
698 Zdenek Dvorak <ook@ucw.cz>
699 Sebastian Pop <sebastian.pop@amd.com>
702 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
703 with multiple arguments.
704 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
706 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
708 * graphite-dependences.c (print_pddr): Call print_pdr with an
710 * graphite-poly.c (debug_pdr): Add an extra argument for the
713 (print_pbb_domain): Same.
715 (print_scop_context): Same.
718 (debug_pbb_domain): Same.
722 (debug_scop_context): Same.
725 (print_scop_params): Same.
726 (debug_scop_params): Same.
727 (print_iteration_domain): Same.
728 (print_iteration_domains): Same.
729 (debug_iteration_domain): Same.
730 (debug_iteration_domains): Same.
731 (print_scattering_function): Same.
732 (print_scattering_functions): Same.
733 (debug_scattering_function): Same.
734 (debug_scattering_functions): Same.
735 * graphite-poly.h (debug_pdr): Update declaration.
737 (print_pbb_domain): Same.
739 (print_scop_context): Same.
742 (debug_pbb_domain): Same.
746 (debug_scop_context): Same.
749 (print_scop_params): Same.
750 (debug_scop_params): Same.
751 (print_iteration_domain): Same.
752 (print_iteration_domains): Same.
753 (debug_iteration_domain): Same.
754 (debug_iteration_domains): Same.
755 (print_scattering_function): Same.
756 (print_scattering_functions): Same.
757 (debug_scattering_function): Same.
758 (debug_scattering_functions): Same.
760 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
762 * graphite-poly.c (print_scattering_function_1): New.
763 (print_scattering_function): Call it.
764 (print_scop_params): Remove spaces at the end of lines.
767 * graphite-poly.h (print_cloog): Declared.
768 (debug_cloog): Declared.
770 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
772 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
774 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
775 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
776 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
777 to switch between adding the IV bump in loop->latch or in loop->header.
779 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
781 * graphite-poly.c (print_scattering_function): Pretty print following
784 (print_pbb_domain): Same.
785 (dump_gbb_cases): Same.
786 (dump_gbb_conditions): Same.
789 (print_scop_params): Same.
790 (print_scop_context): Same.
792 (print_pbb_body): New.
793 (lst_indent_to): New.
794 (print_lst): Start new lines with a #.
795 * graphite-poly.h (pbb_bb): New.
796 (pbb_index): Use pbb_bb.
797 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
799 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
801 2010-03-31 Jakub Jelinek <jakub@redhat.com>
803 * dwarf2out.c (size_of_die): For -gdwarf-4 use
804 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
805 and 0 instead of 1 for dw_val_class_flag.
806 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
807 dw_val_class_range_list, dw_val_class_loc_list,
808 dw_val_class_lineptr and dw_val_class_macptr, use
809 DW_FORM_flag_present for dw_val_class_flag and
810 DW_FORM_exprloc for dw_val_class_loc.
811 (output_die): For -gdwarf-4 print dw_val_class_loc
812 size as uleb128 instead of 1 or 2 bytes and don't print
813 anything for dw_val_class_flag.
815 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
816 instead of cselib_lookup following by tweaking locs->setting_insn.
819 * cselib.c (cselib_process_insn): Clear cselib_current_insn
820 even before returning from label, setjmp call or volatile asm
823 2010-03-31 Richard Guenther <rguenther@suse.de>
826 * cgraphunit.c (cgraph_output_in_order): Do not allocate
827 temporary data on stack.
829 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
831 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
832 (PUSHSECTION_ASM_OP): Remove.
833 (POPSECTION_ASM_OP): Remove.
834 (PUSHSECTION_FORMAT): Remove.
835 * config/sol2.h (PUSHSECTION_FORMAT): Define.
836 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
837 * config/sol2.c (solaris_output_init_fini): Use it.
839 2010-03-31 Jie Zhang <jie@codesourcery.com>
842 * opt-functions.awk (var_type_struct): Use signed char type
843 for simple variables.
845 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
847 * config/sol2.c: Include output.h.
848 (solaris_assemble_visibility): New function.
849 * config/t-sol2 (sol2.o): Add output.h dependency.
850 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
851 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
854 2010-03-31 Jakub Jelinek <jakub@redhat.com>
857 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
858 V2SImode or XFmode on PRE_DEC.
861 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
864 2010-03-31 Jie Zhang <jie@codesourcery.com>
867 * reload.h (caller_save_initialized_p): Declare.
868 * toplev.c (backend_init_target): Don't call
869 init_caller_save but set caller_save_initialized_p to false.
870 * caller-save.c (caller_save_initialized_p): Define.
871 (init_caller_save): Check caller_save_initialized_p.
872 * ira.c (ira): Call init_caller_save if flag_caller_saves.
874 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
877 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
878 and soft-fp/t-softfp to tmake_file.
879 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
880 (LIBGCC2_TF_CEXT): Define.
883 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
886 * cselib.c (n_useless_values): Document handling of debug locs.
887 (n_useless_debug_values, n_debug_values): New variables.
888 (new_elt_loc_list): Don't add to debug values, keep count.
889 (promote_debug_loc): New.
890 (cselib_reset_table): Zero new variables.
891 (entry_and_rtx_equal_p): Promote debug locs.
892 (discard_useless_locs): Increment n_useless_debug_values for
894 (remove_useless_values): Adjust n_useless_values and n_debug_values
895 with n_useless_debug_values.
896 (add_mem_for_addr): Promote debug locs.
897 (cselib_lookup_mem): Likewise.
898 (cselib_lookup_addr): Renamed to...
899 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
900 (cselib_log_lookup): ... this. Turn into...
901 (cselib_lookup_addr): ... new wrapper.
902 (cselib_lookup_from_insn): New.
903 (cselib_invalidate_regno): Increment n_useless_debug_values for
905 (cselib_invalidate_mem): Likewise.
906 (cselib_process_insn): Take n_deleted and n_debug_values into
907 account to guard remove_useless_value call.
908 (cselib_finish): Zero n_useless_debug_values.
909 * cselib.h (cselib_lookup_from_insn): Declare.
910 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
911 (sched_analyze_2): Likewise.
913 2010-03-30 Jakub Jelinek <jakub@redhat.com>
915 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
917 (adjust_mems): Replace narrowing SUBREG of expression containing
918 just PLUS, MINUS, MULT and ASHIFT of registers and constants
919 with operations in the narrower mode.
922 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
923 regs_invalidated_by_call instead all call_used_reg_set registers.
925 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
928 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
929 pointer comparisons with types_compatible_p.
930 * tree-vect-stmts.c (vectorizable_call): Same.
931 (vectorizable_condition): Same.
933 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
935 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
936 stack check if the mask would be zero.
938 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
939 Jack Howarth <howarth@bromo.med.uc.edu>
941 * tree-profile.c (tree_init_ic_make_global_vars): Make static
944 2010-03-30 Joseph Myers <joseph@codesourcery.com>
947 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
949 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
950 Include ___unordxf2 and ___unordtf2.
951 * config/i386/libgcc-glibc.ver: Do not define inheritance from
954 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
956 * config/lm32/t-lm32: New file.
957 * config.gcc: Use the above file when targetting lm32.
959 2010-03-28 Duncan Sands <baldrick@free.fr>
961 * Makefile.in (PLUGIN_HEADERS): Add except.h.
963 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
966 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
967 Improve vectorization cost model diagnostic.
969 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
972 * tree-vect-data-refs.c (vect_analyze_data_refs): When
973 compute_data_dependences_for_loop returns false, early exit
974 and output an extra diagnostic for the failed data reference
977 2010-03-29 Richard Guenther <rguenther@suse.de>
979 PR tree-optimization/43560
980 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
981 (can_sm_ref_p): Treat stores to readonly locations as trapping.
983 2010-03-29 Jie Zhang <jie@codesourcery.com>
986 * toplev.c (process_options): Set optimization_default_node
987 and optimization_current_node.
988 * opts.c (decode_options): Don't set optimization_default_node
989 and optimization_current_node.
991 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
993 * config/rtems.h: Abandon -qrtems_debug.
995 2010-03-28 Jan Hubicka <jh@suse.cz>
997 PR tree-optimization/43505
998 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
999 map should not be copied.
1001 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1004 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
1005 cdtors, set DECL_PRESERVE_P.
1006 * ipa.c (cgraph_externally_visible_p): Return true if declaration
1009 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
1011 PR tree-optimization/43528
1012 * stor-layout.c (place_field): Check that constant fits into
1013 unsigned HWI when skipping calculation of MS bitfield layout.
1015 2010-03-27 Jan Hubicka <jh@suse.cz>
1018 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
1019 notice_global_symbol work.
1021 2010-03-27 Jakub Jelinek <jakub@redhat.com>
1023 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
1024 instead of dwarf2out_decl.
1025 (struct var_loc_node): Remove section_label field.
1026 (dwarf2out_function_decl): New function.
1027 (dwarf2out_var_location): Don't set section_label field.
1028 (dwarf2out_begin_function): Don't empty decl_loc_table here.
1030 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1032 PR tree-optimization/43544
1033 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1034 First argument for builtin vectorized function hook is now a
1035 tree to be able to distinguish between machine specific and
1037 * targhooks.c (default_builtin_vectorized_function): Ditto.
1038 * targhooks.h (default_builtin_vectorized_function): Ditto.
1039 * target.h (struct gcc_target): Ditto.
1040 * tree-vect-stmts.c (vectorizable_function): Ditto.
1041 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
1042 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1045 2010-03-26 Joseph Myers <joseph@codesourcery.com>
1048 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
1049 nested binding iff it is a FUNCTION_DECL.
1050 (store_parm_decls_newstyle): Pass nested=true to bind for
1051 FUNCTION_DECLs amongst parameters.
1053 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1055 * var-tracking.c (vt_expand_loc_callback): Don't run
1056 cselib_expand_value_rtx_cb in dummy mode if
1057 cselib_dummy_expand_value_rtx_cb returned false.
1059 * var-tracking.c (emit_note_insn_var_location): For one part
1060 notes with offset 0, don't add EXPR_LIST around the location.
1061 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
1062 add_location_or_const_value_attribute): Adjust for that change.
1065 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
1066 into first operand and location into second.
1067 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
1068 dw_cfi_oprnd_loc for DW_CFA_expression.
1069 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
1070 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
1071 assume first argument is regnum and second argument is location.
1073 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1076 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1077 of scratch register to DImode. Split to DImode comparison operator.
1078 Use SImode subreg of scratch register in the multiplication.
1079 (*cmp_sadd_sidi): Ditto.
1080 (*cmp_ssub_si): Ditto.
1081 (*cmp_ssub_sidi): Ditto.
1083 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1086 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
1087 Remove invalid assert and wrong comment.
1089 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1092 * flags.h (final_insns_dump_p): New extern.
1093 * final.c (final_insns_dump_p): New variable.
1094 (rest_of_clean_state): Set it before -fdump-final-insns=
1095 dumping, clear afterwards.
1096 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
1097 MEM_ALIAS_SET on MEMs.
1099 2010-03-26 David S. Miller <davem@davemloft.net>
1101 * configure.ac: Fix sparc GOTDATA_OP bug check.
1102 * configure: Rebuild.
1104 2010-03-26 Alan Modra <amodra@gmail.com>
1106 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
1108 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1110 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
1111 TLS_SECTION_ASM_FLAG.
1113 2010-03-25 Jakub Jelinek <jakub@redhat.com>
1116 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
1117 Clear first_function_block_is_cold.
1120 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
1121 argument if the argument is truth_value_p.
1123 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1125 * config/rs6000/constraints.md: Update copyright year for my changes.
1128 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
1129 used in reg+reg addressing, swap registers.
1131 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1134 * target.h (struct gcc_target): Add code_end hook.
1135 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
1137 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
1138 * toplev.c (compile_file): Call targetm.asm_out.code_end
1139 hook before unwind info/debug info output.
1140 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
1141 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
1142 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1143 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
1144 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1145 * config/i386/i386.c (ix86_file_end): Renamed to...
1146 (ix86_code_end): ... this. Make static. Don't call
1147 file_end_indicate_exec_stack. Emit unwind info using
1148 final_start_function/final_end_function.
1149 (darwin_x86_file_end): Remove.
1150 (TARGET_ASM_CODE_END): Define.
1151 * config/i386/i386.h (TARGET_ASM_FILE_END,
1152 NEED_INDICATE_EXEC_STACK): Don't define.
1153 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
1154 (TARGET_ASM_FILE_END): Define to darwin_file_end.
1155 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
1156 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
1159 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
1160 at the beginning and final_end_function at the end.
1161 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1163 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1165 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
1166 and Sun as TLS syntax.
1167 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
1168 * configure: Regenerate.
1169 * config.in: Regenerate.
1170 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
1171 (default_elf_asm_named_section): Use it.
1172 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
1173 (i386_output_dwarf_dtprel): Likewise.
1174 (output_addr_const_extra): Likewise.
1175 (output_pic_addr_const): Lowercase @GOTTPOFF.
1176 (output_addr_const_extra): Likewise.
1177 (output_pic_addr_const): Lowercase @GOTNTPOFF.
1178 (output_addr_const_extra): Likewise.
1179 (output_pic_addr_const): Lowercase @INDNTPOFF.
1180 (output_addr_const_extra): Likewise.
1181 (output_pic_addr_const): Lowercase @NTPOFF.
1182 (output_addr_const_extra): Likewise.
1183 (output_pic_addr_const): Lowercase @TPOFF.
1184 (output_addr_const_extra): Likewise.
1185 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
1186 (*tls_global_dynamic_64): Likewise.
1187 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
1188 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
1190 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
1191 (ASM_OUTPUT_TLS_COMMON): Use it.
1192 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
1195 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
1196 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
1197 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
1198 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1199 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1200 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
1202 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1204 * config/i386/i386.c (override_options): Don't accept
1205 -mtls-dialect=sun any longer.
1206 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
1207 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
1208 (*tls_local_dynamic_base_32_sun): Likewise.
1209 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1211 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1214 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1215 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
1218 * ira.c (adjust_cleared_regs): New function.
1219 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
1223 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
1225 * expr.c (expand_expr_real): Restore previous
1226 curr_insn_source_location and curr_insn_block after
1227 expand_expr_real_1 call.
1228 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
1229 instead of expand_expr_real_1.
1231 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
1233 PR rtl-optimization/43413
1234 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
1237 2010-03-22 James E. Wilson <wilson@codesourcery.com>
1240 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
1241 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
1243 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
1245 * config/i386/i386.c (ix86_target_string): Add -mfma.
1246 Fix a typo in comment.
1248 2010-03-22 Mike Stump <mikestump@comcast.net>
1251 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
1252 Don't overly align based upon packed packed fields.
1254 2010-03-22 Jason Merrill <jason@redhat.com>
1256 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
1257 Use () rather than [], and move before the element type.
1259 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1261 * doc/configfiles.texi (Configuration Files): Removed
1262 fixinc/Makefile*, intl/Makefile.*.
1263 * doc/makefile.texi: Fixed markup. Abstract from version
1264 control system used.
1265 (Makefile): Removed obsolete gcc/java/parse.y example.
1266 * doc/sourcebuild.texi: Likewise.
1267 (Top Level): Added config, gnattools, libdecnumber, libgcc,
1268 libgomp, libssp. Removed fastjar.
1269 (Miscellaneous Docs): Clarify location.
1270 Added COPYING3, COPYING3.LIB.
1271 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
1273 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1276 * config/i386/i386.c (x86_function_profiler)
1277 [!NO_PROFILE_COUNTERS]: Fix typo.
1278 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
1281 2010-03-22 Janis Johnson <janis187@us.ibm.com>
1282 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1284 * doc/sourcebuild.texi (Test Directives): Split into six
1285 subsections, with most of the current text in new subsections
1286 Directives, Selectors, and Final Actions.
1287 (Directives): Split list of test directives into multiple
1289 (Selectors): Describe use and syntax of selectors.
1290 (Effective-Target Keywords): Describe all existing keywords.
1291 (Add Options): Describe features for dg-add-options.
1292 (Require Support): Describe variants of dg-require-support.
1293 (Final Actions): Describe commands to use in dg-final.
1295 2010-03-22 Michael Matz <matz@suse.de>
1298 * recog.c (validate_replace_rtx_group): Replace also in
1299 REG_EQUAL and REG_EQUIV notes.
1301 2010-03-22 Richard Guenther <rguenther@suse.de>
1303 PR tree-optimization/43390
1304 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
1305 sure vector extracts are type correct.
1307 2010-03-22 Richard Guenther <rguenther@suse.de>
1310 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
1311 x * sqrt (x) even when optimizing for size if the target
1312 has native support for sqrt.
1314 2010-03-22 Jakub Jelinek <jakub@redhat.com>
1316 * varasm.c (make_decl_rtl_for_debug): Also clear
1317 flag_mudflap for the duration of make_decl_rtl call.
1320 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
1321 locs from preserved VALUEs.
1323 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1326 * pa.md (movmemsi): Set align to one if zero.
1327 (movmemdi): Likewise.
1329 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
1332 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
1333 with their corresponding prologue pushes.
1335 2010-03-20 Andrew Pinski <pinskia@gmail.com>
1338 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
1339 at the begining or end.
1340 (spu_expand_epilogue): Likewise.
1342 2010-03-20 Richard Guenther <rguenther@suse.de>
1344 PR rtl-optimization/43438
1345 * combine.c (make_extraction): Properly zero-/sign-extend an
1346 extraction of the low part of a CONST_INT. Also handle
1349 2010-03-19 Mike Stump <mikestump@comcast.net>
1351 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
1352 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
1353 (override_options): Use SUBTARGET32_DEFAULT_CPU.
1355 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1358 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
1361 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
1363 PR rtl-optimization/42258
1364 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
1365 use that may match DEF.
1368 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
1369 the cost of loading the constant rather than assuming
1371 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
1372 outer code is AND, do the same tests as the andsi3 expander and
1373 return COSTS_N_INSNS (1) if and is cheap.
1375 * optabs.c (avoid_expensive_constant): Fix formatting.
1377 2010-03-19 Michael Matz <matz@suse.de>
1380 * attribs.c (decl_attributes): When rebuilding a function pointer
1381 type use the same qualifiers as the original pointer type.
1383 2010-03-19 Martin Jambor <mjambor@suse.cz>
1385 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
1386 and is_gimple_ip_invariant_address.
1388 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1391 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1393 * config/arm/arm.c (arm_override_options): Turn off
1394 flag_dwarf2_cfi_asm for AAPCS variants.
1396 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1399 * config/arm/arm.c (emit_multi_reg_push): Update comments.
1400 Use PRE_MODIFY instead of PRE_DEC.
1401 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
1402 (vfp_emit_fstmd): Likewise.
1404 2010-03-19 Michael Matz <matz@suse.de>
1407 * builtins.c (expand_builtin_interclass_mathfn,
1408 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
1411 2010-03-19 Richard Guenther <rguenther@suse.de>
1413 PR tree-optimization/43415
1414 * tree-ssa-pre.c (phi_translate): Split out worker to ...
1415 (phi_translate_1): ... this.
1416 (phi_translate): Move all caching here. Cache all NARY
1417 and REFERENCE translations.
1419 2010-03-19 David S. Miller <davem@davemloft.net>
1421 With help from Eric Botcazou.
1422 * config/sparc/sparc.c: Include dwarf2out.h.
1423 (emit_pic_helper): Delete.
1424 (pic_helper_symbol_name): Delete.
1425 (pic_helper_emitted_p): Delete.
1426 (pic_helper_needed): New.
1427 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
1428 (get_pc_thunk_name): New.
1429 (load_pic_register): Remove 'delay_pic_helper' arg. Use
1430 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
1431 Set pic_helper_needed to true. Don't call emit_pic_helper.
1432 (sparc_expand_prologue): Update load_pic_register call.
1433 (sparc_output_mi_thunk): Likewise.
1434 (sparc_file_end): Emit a hidden comdat symbol for the PIC
1435 thunk if possible. Output CFI information as needed.
1437 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1438 Jack Howarth <howarth@bromo.med.uc.edu>
1441 * config/i386/i386.h: Fix ABI on darwin x86-32.
1443 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
1445 * tree.h: Declare make_decl_rtl_for_debug.
1446 * varasm.c (make_decl_rtl_for_debug): New.
1447 * dwarf2out.c (rtl_for_decl_location): Call it.
1448 * cfgexpand.c (expand_debug_expr): Call it.
1450 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1453 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
1457 * var-tracking.c (vt_init_cfa_base): Do nothing if
1458 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
1460 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
1463 * var-tracking.c (canonicalize_vars_star): New.
1464 (dataflow_post_merge_adjust): Use it.
1466 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1469 * var-tracking.c (non_suitable_const): New function.
1470 (add_uses): For DEBUG_INSNs with constants, don't record any
1471 value, instead just the constant value itself.
1472 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
1473 is not VAR_LOC_UNKNOWN_P, set var to the constant.
1474 (emit_notes_in_bb): Likewise.
1475 (emit_note_insn_var_location): For onepart variables if
1476 cur_loc is a VOIDmode constant, use DECL_MODE.
1478 2010-03-18 Martin Jambor <mjambor@suse.cz>
1481 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
1482 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
1483 all non-clones. Moved call redirection...
1484 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
1485 (cgraph_materialize_all_clones): Dispose of all
1486 combined_args_to_skip bitmaps.
1487 (verify_cgraph_node): Do not check for edges pointing to wrong
1488 nodes in inline clones.
1489 * tree-inline.c (copy_bb): Call
1490 cgraph_redirect_edge_call_stmt_to_callee.
1491 * ipa.c (cgraph_remove_unreachable_nodes): Call
1492 cgraph_node_remove_callees even when there are used clones.
1494 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1496 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
1498 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1501 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
1504 2010-03-18 Michael Matz <matz@suse.de>
1507 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
1508 into sqrt(x) if we need to preserve signed zeros.
1510 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
1511 Eric Botcazou <ebotcazou@adacore.com>
1513 PR rtl-optimization/43360
1514 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
1515 note if we don't know its invariant status.
1517 2010-03-18 Michael Matz <matz@suse.de>
1519 PR tree-optimization/43402
1520 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
1521 PHI chains of ssa names registered for update.
1523 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
1526 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
1527 non-offsettable and pre_modify update addressing.
1528 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
1529 and "2" alternatives "#".
1530 (*movdd_softfloat32): Make all alternatives "#";
1531 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
1532 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
1533 (*movdf_softfloat32): Make all alternatives "#";
1534 (movdi): Use the new DIFD mode iterator to create a common splitter
1535 for movdi, movdf and movdd patterns.
1537 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
1539 * common.opt (dumpdir): Remove redundant tab.
1541 2010-03-17 Martin Jambor <mjambor@suse.cz>
1543 PR tree-optimization/43347
1544 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
1545 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
1547 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
1549 PR rtl-optimization/42216
1550 * regrename.c (create_new_chain): New function, broken out from...
1551 (scan_rtx_reg): ... here. Call it. Handle the case where we are
1552 appending a use to an empty chain.
1553 (build_def_use): Remove previous changes that convert OP_INOUT to
1554 OP_OUT operands; instead detect the case where an OP_INOUT operand
1555 uses a previously untracked register and create an empty chain for it.
1557 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1559 * doc/extend.texi (Function Attributes): Rewrite unfinished
1560 sentence in ms_abi documentation.
1562 2010-03-17 Alan Modra <amodra@gmail.com>
1564 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
1565 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
1566 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
1567 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
1569 2010-03-16 Richard Henderson <rth@redhat.com>
1572 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
1573 (lower_try_finally): Save and restore eh_seq around the expansion
1576 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1578 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
1579 statements before splitting block.
1581 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1583 * doc/sourcebuild.texi (Testsuites): Fix markup.
1584 Use pathnames relative to gcc/testsuite.
1585 (Test Directives): Move description of how timeout is determined.
1586 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
1587 (C Tests): Correct gcc.misc-tests directory.
1588 Framework tests now live in gcc.test-framework.
1590 2010-03-16 Richard Guenther <rguenther@suse.de>
1593 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
1594 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
1596 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1597 Alexandre Oliva <aoliva@redhat.com>
1599 PR tree-optimization/42917
1600 * lambda-code.c (remove_iv): Skip debug statements.
1601 (lambda_loopnest_to_gcc_loopnest): Likewise.
1602 (not_interesting_stmt): Debug statements are not interesting.
1604 2010-03-16 Jakub Jelinek <jakub@redhat.com>
1608 * cselib.c (cselib_preserve_constants,
1609 cfa_base_preserved_val): New static variables.
1610 (preserve_only_constants): New function.
1611 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
1612 clear its REG_VALUES. If cselib_preserve_constants, don't
1613 empty the whole hash table, but preserve there VALUEs with constants,
1614 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
1615 (cselib_preserve_cfa_base_value): New function.
1616 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
1617 (cselib_init): Change argument to int bitfield. Set
1618 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
1620 (cselib_finish): Clear cselib_preserve_constants and
1621 cfa_base_preserved_val.
1622 * cselib.h (enum cselib_record_what): New enum.
1623 (cselib_init): Change argument to int.
1624 (cselib_preserve_cfa_base_value): New prototype.
1625 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
1626 * dse.c (dse_step1): Likewise.
1627 * cfgcleanup.c (thread_jump): Likewise.
1628 * sched-deps.c (sched_analyze): Likewise.
1629 * gcse.c (local_cprop_pass): Likewise.
1630 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
1631 If FN is non-NULL, call the callback always and whenever it returns
1632 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
1633 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
1634 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
1635 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
1636 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
1637 * var-tracking.c: Include recog.h.
1638 (bb_stack_adjust_offset): Remove.
1639 (vt_stack_adjustments): Don't call it, instead just gather the
1640 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
1641 (adjust_stack_reference): Remove.
1642 (compute_cfa_pointer): New function.
1643 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
1644 (struct adjust_mem_data): New type.
1645 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
1647 (get_address_mode): New function.
1648 (replace_expr_with_values): Use it.
1649 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
1650 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
1651 (adjust_sets): Remove.
1652 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
1653 Use get_address_mode.
1654 (get_adjusted_src): Remove.
1655 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
1656 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
1657 (add_with_sets): Don't call adjust_sets.
1658 (fp_setter, vt_init_cfa_base): New functions.
1659 (vt_initialize): Change return type to bool. Move most of pool etc.
1660 initialization to the beginning of the function from end. Pass
1661 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
1662 If !frame_pointer_needed, call vt_stack_adjustment before mos
1663 vector is filled, call vt_init_cfa_base if argp/framep has been
1664 eliminated to sp. If frame_pointer_needed and argp/framep has
1665 been eliminated to hard frame pointer, set
1666 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1667 encountering fp setter in the prologue. For MO_ADJUST, call
1668 log_op_type before pusing the op into mos vector, not afterwards.
1669 Call adjust_insn before cselib_process_insn/add_with_sets,
1670 call cancel_changes (0) afterwards.
1671 (variable_tracking_main_1): Adjust for vt_initialize calling
1672 vt_stack_adjustments and returning whether it succeeded or not.
1674 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1676 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1679 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1681 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1683 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
1684 drap_reg has not been set.
1686 2010-03-15 Michael Matz <matz@suse.de>
1689 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
1690 use it to expand block copies.
1691 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1692 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
1693 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
1695 2010-03-15 Richard Guenther <rguenther@suse.de>
1697 PR tree-optimization/43367
1698 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
1701 2010-03-15 Richard Guenther <rguenther@suse.de>
1703 PR tree-optimization/43317
1704 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
1706 2010-03-15 Martin Jambor <mjambor@suse.cz>
1708 PR tree-optimization/43141
1709 * tree-sra.c (create_abstract_origin): New function.
1710 (modify_function): Call create_abstract_origin.
1712 2010-03-15 Chris Demetriou <cgd@google.com>
1714 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
1717 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1720 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1721 call insert_out_of_ssa_copy for default definitions.
1723 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1725 * graphite-clast-to-gimple.c (my_long_long): Defined.
1726 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1727 * graphite-sese-to-poly.c (my_long_long): Defined.
1728 (scop_ivs_can_be_represented): Use it.
1730 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1732 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1733 graphite-max-bbs-per-function, and loop-block-tile-size.
1734 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1736 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1738 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1740 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1741 forward declaration.
1742 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1743 (add_upper_bounds_from_estimated_nit): New.
1744 (build_loop_iteration_domains): Use it.
1746 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1748 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1750 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1753 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1754 should be an INTEGER_CST. Also handle CASE_CONVERT.
1756 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1758 * graphite.c (graphite_initialize): To bound the number of bbs per
1759 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
1760 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
1761 * doc/invoke.texi: Document it.
1763 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1765 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
1766 * graphite-sese-to-poly.h (build_poly_scop): Same.
1768 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1770 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
1771 the number of parameters in the scop. Use as an upper bound
1772 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
1773 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
1774 * doc/invoke.texi: Document it.
1776 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
1778 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
1779 * doc/c-tree.texi: Remove.
1780 * doc/generic.texi: Merge c-tree.texi here.
1781 * doc/gccint.texi (Trees): Remove menu entry.
1782 (c-tree.texi): Remove @include.
1783 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
1784 * doc/languages.texi (Reading RTL): Ditto.
1786 2010-03-12 Steve Ellcey <sje@cup.hp.com>
1789 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
1791 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1794 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
1795 code added to work around reload clobbering CONST insns.
1797 2010-03-12 Jakub Jelinek <jakub@redhat.com>
1799 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
1800 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
1801 (cselib_preserve_only_values): Remove retain argument, don't
1802 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
1803 * cselib.h (cselib_preserve_only_values): Remove retain argument.
1804 * var-tracking.c (micro_operation): Move insn field before union.
1805 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
1806 (struct variable_tracking_info_def): Remove n_mos field, change
1807 mos into a vector of micro_operations.
1808 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
1809 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
1810 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
1811 changing into a vector.
1812 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
1813 come before all other uops generated by add_stores.
1814 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
1816 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
1817 a vector. Run just one pass over the bbs instead of separate counting
1818 and computation phase.
1819 (vt_finalize): Free VTI (bb)->mos vector instead of array.
1822 * tree-inline.c (remap_decls): Put old_var rather than origin_var
1823 into *nonlocalized_list vector.
1824 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
1825 even if origin is non-NULL.
1826 (gen_variable_die): Likewise.
1827 (process_scope_var): Don't change origin.
1828 (gen_decl_die): Likewise.
1829 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
1830 before adding new edges instead of after it, fix moving over
1833 2010-03-11 David S. Miller <davem@davemloft.net>
1835 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
1837 * configure: Rebuild.
1839 2010-03-11 Martin Jambor <mjambor@suse.cz>
1841 PR tree-optimization/43257
1842 * tree.c (assign_assembler_name_if_neeeded): New function.
1843 (free_lang_data_in_cgraph): Assembler name assignment moved to the
1845 * tree.h (assign_assembler_name_if_neeeded): Declare.
1846 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
1847 the function if needed.
1849 2010-03-11 Chris Demetriou <cgd@google.com>
1851 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
1852 include/stdint-gcc.h, and include/stdint.h world-readable.
1854 2010-03-11 Richard Guenther <rguenther@suse.de>
1856 PR tree-optimization/43255
1857 * tree-vrp.c (process_assert_insertions_for): Do not insert
1858 asserts for trivial conditions.
1860 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1862 PR tree-optimization/43280
1863 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
1864 generation. Move calculation of size out of the if branch.
1865 (find_bswap): Modify compare number generation.
1867 2010-03-11 Richard Guenther <rguenther@suse.de>
1870 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
1871 (input_gimple_stmt): Fixup handled component types during
1872 operand read. Also fix up decls in ADDR_EXPRs.
1874 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
1876 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
1877 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
1879 2010-03-10 Jan Hubicka <jh@suse.cz>
1882 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
1883 * varasm.c (get_variable_section): Don't do that here...
1884 (make_decl_rtl): ... and here.
1885 (do_assemble_alias): Produce decl RTL.
1886 (assemble_alias): Likewise.
1888 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1891 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
1892 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
1894 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
1895 (based_loc_descr): Only express drap or vdrap regno based expressions
1896 using DW_OP_fbreg when not optimizing.
1897 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
1898 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
1899 REG_CFA_SET_VDRAP note.
1901 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
1903 PR tree-optimization/43236
1904 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
1905 error in calculation of base address in reverse iteration case.
1906 (generate_builtin): Take number of latch executions if the statement
1909 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
1912 * tree-eh.c: Include pointer-set.h.
1913 (lower_eh_dispatch): Filter out duplicate case labels and
1914 remove the unneeded edge when the label is unused. Return
1915 true when some edges are removed.
1916 (execute_lower_eh_dispatch): When any lowering resulted in
1917 removing an edge, also delete unreachable blocks.
1919 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1922 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1923 UNSPEC_MACHOPIC_OFFSET.
1925 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
1928 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1929 (m68k_delegitimize_address): New function.
1931 2010-03-09 Jakub Jelinek <jakub@redhat.com>
1934 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
1937 * var-tracking.c (adjust_sets): New function.
1938 (count_with_sets, add_with_sets): Use it.
1939 (get_adjusted_src): New inline function.
1940 (add_stores): Use it.
1943 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
1944 call cselib_dummy_expand_value_rtx_cb instead of
1945 cselib_expand_value_rtx_cb.
1948 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
1949 * config/i386/i386.c: Include debug.h and dwarf2out.h.
1950 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
1951 and .cfi_endproc around the pic thunks.
1952 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
1953 all queued unwind info register saves are saved before the call.
1954 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
1955 considered as sp-=4 for unwind info and the pop as sp+=4 which
1956 also clobbers dest, but doesn't actually restore it.
1959 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
1960 RTX_FRAME_RELATED_P.
1962 2010-03-09 Jie Zhang <jie@codesourcery.com>
1964 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
1965 whitespaces in output template.
1967 2010-03-09 Jie Zhang <jie@codesourcery.com>
1969 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
1972 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1974 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
1975 builtins.exp in a separate job.
1977 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1979 * graphite-sese-to-poly.c (add_param_constraints): Use
1980 lower_bound_in_type and upper_bound_in_type.
1982 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1984 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1985 instead of unsigned_type_node.
1987 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1988 Reza Yazdani <reza.yazdani@amd.com>
1991 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1992 on pointer type parameters.
1994 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1998 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1999 handle conversions from pointer to integers.
2000 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
2001 induction variable, to be able to work with code generated by CLooG.
2002 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
2003 (build_poly_scop): Bail out if we cannot codegen a loop.
2005 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2007 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
2008 code generation with gloog_error.
2010 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2012 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
2013 Call fold_convert on all the returned values.
2014 (expand_scalar_variables_expr): Pass to
2015 expand_scalar_variables_ssa_name the type of the resulting expression.
2017 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2019 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
2020 ppl_min_for_le_pointset.
2021 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
2022 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
2024 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2026 * graphite-dependences.c (map_into_dep_poly): Removed.
2027 (dependence_polyhedron_1): Use combine_context_id_scat.
2029 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2031 * graphite-poly.h (struct poly_scattering): Add layout documentation.
2032 (struct poly_bb): Same.
2033 (combine_context_id_scat): New.
2035 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2038 * sese.c (name_defined_in_loop_p): Return false for default
2041 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2043 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
2044 and clean up the logic.
2046 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2048 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
2051 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2053 * var-tracking.c (remove_cselib_value_chains): Define only for
2055 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
2056 delete_slot_part, emit_notes_for_differences_1): Don't call
2057 remove_cselib_value_chains here.
2058 (set_slot_part, emit_notes_for_differences_2): Don't call
2059 add_cselib_value_chains here.
2060 (preserved_values): New vector.
2061 (preserve_value): New function.
2062 (add_uses, add_stores, vt_add_function_parameters): Use it
2063 instead of cselib_preserve_value.
2064 (changed_values_stack): New vector.
2065 (check_changed_vars_0): New function.
2066 (check_changed_vars_1, check_changed_vars_2): Use it.
2067 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
2068 changed_values_stack VALUEs.
2069 (vt_emit_notes): For all preserved_values call
2070 add_cselib_value_chains. If ENABLE_CHECKING call
2071 remove_cselib_value_chains before verifying value_chains is empty.
2072 Initialize and free changed_values_stack.
2073 (vt_initialize): Initialize preserved_values.
2074 (vt_finalize): Free preserved_values.
2076 2010-03-08 Richard Guenther <rguenther@suse.de>
2078 PR tree-optimization/43269
2079 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
2082 2010-03-08 Martin Jambor <mjambor@suse.cz>
2084 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
2085 (ipa_is_param_called): Removed.
2086 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
2087 (ipa_print_node_params): Do not print the called flag.
2088 (ipa_write_node_info): Do not stream the called flag.
2089 (ipa_read_node_info): Likewise.
2091 2010-03-07 Jakub Jelinek <jakub@redhat.com>
2094 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
2095 * cselib.c (struct expand_value_data): Add dummy field.
2096 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
2098 (cselib_dummy_expand_value_rtx_cb): New function.
2099 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
2101 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
2102 * var-tracking.c: Include pointer-set.h.
2103 (variable): Change n_var_parts to char from int. Add
2104 cur_loc_changed and in_changed_variables fields.
2105 (variable_canonicalize): Remove.
2106 (shared_var_p): New inline function.
2107 (unshare_variable): Maintain cur_loc_changed and
2108 in_changed_variables fields. If var was in changed_variables,
2109 replace it there with new_var. Just copy cur_loc instead of
2110 resetting it to something else.
2111 (variable_union): Don't recompute cur_loc. Use shared_var_p.
2112 (dataflow_set_union): Don't call variable_canonicalize.
2113 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
2114 of their DEBUG_EXPR_TREE_DECLs.
2115 (canonicalize_loc_order_check): Verify that cur_loc is NULL
2116 and in_changed_variables and cur_loc_changed is false.
2117 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
2118 and cur_loc_changed. Don't update cur_loc here.
2119 (variable_merge_over_src): Don't call variable_canonicalize.
2120 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
2121 removing loc that is equal to cur_loc, clear cur_loc,
2122 set cur_loc_changed and ensure variable_was_changed is called.
2123 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
2124 compare pointers in cur_loc check, if it is equal to loc,
2125 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
2126 (variable_different_p): Remove compare_current_location argument,
2127 don't compare cur_loc.
2128 (dataflow_set_different_1): Adjust variable_different_p caller.
2129 (variable_was_changed): If dv had some var in changed_variables
2130 already, reset in_changed_variables flag for it and propagate
2131 cur_loc_changed over to the new variable. On empty var
2132 always set cur_loc_changed. Set in_changed_variables on whatever
2133 var is added to changed_variables.
2134 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
2135 Use shared_var_p. When removing loc that is equal to cur_loc,
2136 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
2137 end, don't set it to something else, just call variable_was_changed.
2138 (delete_slot_part): Use shared_var_p. When cur_loc equals to
2139 loc being removed, clear cur_loc and set cur_loc_changed.
2140 Set cur_loc_changed if all locations have been removed.
2141 (struct expand_loc_callback_data): New type.
2142 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
2143 allocated. Always create SUBREGs if simplify_subreg failed.
2144 Prefer to use cur_loc, when that fails and still in
2145 changed_variables (and seen first time) recompute it. Set
2146 cur_loc_changed of variables which had to change cur_loc and
2147 compute elcd->cur_loc_changed if any of the subexpressions used
2148 had to change cur_loc.
2149 (vt_expand_loc): Adjust to pass arguments in
2150 expand_loc_callback_data structure.
2151 (vt_expand_loc_dummy): New function.
2152 (emitted_notes): New variable.
2153 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
2154 that weren't used for any other decl in current
2155 emit_notes_for_changes call call vt_expand_loc_dummy to update
2156 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
2157 first loc_chain location if NULL before. Always use just
2158 cur_loc instead of first loc_chain location. When cur_loc_changed
2159 is false, when not --enable-checking=rtl just don't emit any note.
2160 When rtl checking, compute the note and assert it is the same
2161 as previous note. Clear cur_loc_changed and in_changed_variables
2162 at the end before removing from changed_variables.
2163 (check_changed_vars_3): New function.
2164 (emit_notes_for_changes): Traverse changed_vars to call
2165 check_changed_vars_3 on each changed var.
2166 (emit_notes_for_differences_1): Clear cur_loc_changed and
2167 in_changed_variables. Recompute cur_loc of new_var.
2168 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
2169 (vt_emit_notes): Initialize and destroy emitted_notes.
2171 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
2173 PR rtl-optimization/42220
2174 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
2175 Use verify_reg_tracked to determine if we should use OP_OUT rather
2177 (build_def_use): If we see an in-out operand for a register that we
2178 know nothing about, treat is an output if possible, fail the block if
2181 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2184 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
2187 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2190 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
2191 uses of relevant DEFs that are dead outside the loop too.
2193 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2195 * var-tracking.c (dataflow_set_merge): Swap src and src2.
2197 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2199 * var-tracking.c (values_to_unmark): New variable.
2200 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2201 values_to_unmark vector. Moved body to...
2202 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2203 instead queue it into values_to_unmark vector.
2204 (vt_find_locations): Free values_to_unmark vector.
2206 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
2208 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
2209 (site.exp): Export them when plugins are enabled.
2211 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
2214 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
2216 (chrec_fold_multiply): Same.
2218 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2221 * c-decl.c (build_compound_literal): Return early if init is
2224 2010-03-04 Martin Jambor <mjambor@suse.cz>
2226 PR tree-optimization/43164
2227 PR tree-optimization/43191
2228 * tree-sra.c (type_consists_of_records_p): Reject records with
2229 zero-size bit-fields at the end.
2231 2010-03-04 Mike Stump <mikestump@comcast.net>
2233 * Makefile.in (TAGS): Remove *.y.
2235 2010-03-04 Richard Guenther <rguenther@suse.de>
2237 PR tree-optimization/40761
2238 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
2240 (my_rev_post_order_compute): New function.
2241 (init_pre): Call it.
2243 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
2246 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
2247 decrease the cost of an IV candidate when the cost is infinite.
2249 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2251 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
2252 Use '3DNow!' for the extension of that name, ensure normal space
2254 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2256 2010-03-03 Jeff Law <law@redhat.com>
2258 * PR middle-end/32693
2259 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
2260 than gen_rtx_SUBREG.
2261 (extract_bit_field_1): Likewise.
2263 2010-03-03 Janis Johnson <janis187@us.ibm.com>
2265 * doc/sourcebuild.texi (Test directives): Document that arguments
2266 include-opts and exclude-opts are now optional for dg-skip-if,
2267 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
2269 2010-03-03 Jason Merrill <jason@redhat.com>
2272 * cgraph.h (varpool_node): Add extra_name field.
2273 * varpool.c (varpool_extra_name_alias): New.
2274 (varpool_assemble_decl): Emit extra name aliases.
2275 (varpool_mark_needed_node): Look past an extra name alias.
2276 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
2277 * lto-streamer-in.c (lto_input_tree): Read it.
2278 * lto-streamer-out.c (output_unreferenced_globals): Write it.
2280 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
2282 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
2283 (sparc*-*-solaris2*): ...this.
2285 2010-03-03 Jakub Jelinek <jakub@redhat.com>
2288 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
2289 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
2290 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
2291 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
2294 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
2295 fallthrough to default handling, just with want_address 0 instead of 2.
2296 For single element lists, add_AT_loc directly, otherwise create an
2297 artificial variable DIE and stick location list to it.
2300 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
2301 (VAL_EXPR_HAS_REVERSE): Define.
2302 (reverse_op): New function.
2303 (add_stores): For reversible operations add an extra MO_VAL_USE.
2305 2010-03-02 Jason Merrill <jason@redhat.com>
2307 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
2309 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
2311 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
2312 (sparc64-*-linux*): Likewise.
2313 (sparc64-*-solaris2*): Include assembler files before linker ones.
2314 (sparc-*-solaris2*): Simplify and reorder to match previous case.
2315 * config/sparc/gas.h: Delete.
2316 * config/sparc/sol2-64.h: Add copyright notice.
2317 * config/sparc/sol2-gas-bi.h: Likewise.
2318 * config/sparc/sol2-gld.h: Likewise.
2319 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
2320 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
2321 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
2322 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
2323 (sparc_elf_asm_named_section): Rename into...
2324 (sparc_solaris_elf_asm_named_section): ...this. Always define.
2326 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
2328 * config/alpha/alpha.c (override_options): Fix -mtune error message.
2330 2010-03-02 Jeff Law <law@redhat.com>
2333 * reload1.c (rtx_p, substitute_stack): Declare.
2334 (substitute): Record addresses of changed rtxs.
2335 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
2336 Restore the original rtx when complete.
2337 (reload): Free subsitute_stack when complete.
2339 2010-03-02 Janis Johnson <janis187@us.ibm.com>
2341 * doc/gccint.texi (menu): Add Testsuites as a chapter.
2342 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
2344 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
2345 LTO Testing, gcov Testing, profopt Testing, compat Testing,
2346 Torture Tests): Change from subsection to section.
2348 2010-03-02 Jakub Jelinek <jakub@redhat.com>
2349 Steven Bosscher <steven@gcc.gnu.org>
2351 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
2354 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
2357 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
2358 the assignment from the new induction variable to the assignment
2359 of the value from the original loop PHI function.
2361 2010-03-01 Janis Johnson <janis187@us.ibm.com>
2362 Daniel Jacobowitz <dan@codesourcery.com>
2364 * doc/sourcebuild.texi (Test directives): Clarify options to
2367 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2369 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
2370 Disable cfi directives unless GCC and gas agree on using read-only
2371 .eh_frame sections for 64-bit.
2372 * configure: Regenerate.
2374 2010-03-01 Richard Guenther <rguenther@suse.de>
2376 PR tree-optimization/43220
2377 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
2378 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
2380 2010-03-01 Richard Guenther <rguenther@suse.de>
2381 Martin Jambor <mjambor@suse.cz>
2384 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
2385 gimplified parameters.
2387 2010-03-01 Christian Bruel <christian.bruel@st.com>
2389 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
2391 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
2393 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
2395 2010-03-01 Richard Guenther <rguenther@suse.de>
2398 * expr.c (expand_assignment): Use the alias-oracle to tell
2399 if the rhs aliases the result decl.
2401 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2404 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
2405 to sol_gt_pch_get_address.
2406 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
2407 64-bit, SPARC and x86.
2408 (sol_gt_pch_get_address): New function.
2410 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
2412 * toplev.h (inform_n, error_n): Declare.
2413 * diagnostic.c (inform_n, error_n): New function.
2415 2010-03-01 Jakub Jelinek <jakub@redhat.com>
2417 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
2418 has no rtl yet when processing local_decls, queue it and recheck
2419 if deferred stack allocation hasn't assigned it rtl.
2421 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2423 * config/sh/sh.c (unspec_bbr_uid): New.
2424 (gen_block_redirect): Use it instead of INSN_UID.
2425 (gen_far_branch): Likewise.
2427 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
2429 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
2430 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
2432 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2434 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
2435 (Warning Options): -Wno-conversion-null is valid for
2436 Objective-C++ as well.
2437 * doc/tm.texi (Named Address Spaces): Likewise.
2438 * doc/plugins.texi (Plugins): Replace TABs with spaces.
2439 * doc/tree-ssa.texi (Tree SSA): Likewise.
2441 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2444 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
2445 by default. Don't set the default arch for
2446 i[34567]86-*-darwin*|x86_64-*-darwin*.
2448 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2451 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
2452 default. Set the default 32bit/64bit archs with $with_arch
2453 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
2455 2010-02-27 Richard Guenther <rguenther@suse.de>
2457 PR tree-optimization/43186
2458 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
2459 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
2460 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
2461 unroller iterations.
2463 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2465 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
2466 required and i[34567]86-*-* targets don't support 64bit ISA.
2468 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
2471 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2474 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2476 * config.gcc: Set the default arch at least to Prescott for
2477 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
2478 if SSE math is enabled.
2480 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2482 * diagnostic.c (diagnostic_initialize): Update.
2483 (diagnostic_report_diagnostic): Test inhibit_notes_p for
2485 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
2486 (diagnostic_inhibit_notes): New.
2487 * toplev.c (process_options): inhibit notes with -fcompare-debug.
2489 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2492 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
2493 * doc/standards.texi: Likewise.
2494 * doc/extend.texi: Likewise.
2495 * doc/trouble.texi: Likewise.
2496 * doc/cppopts.texi: Likewise.
2497 * doc/install.texi: Likewise.
2498 * c.opt (std=c90,std=gnu90): New options.
2499 * c-opts.c (c_common_handle_option): Handle them.
2501 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2504 * c-decl.c (undeclared_variable): Use an informative note.
2506 2010-02-26 Richard Guenther <rguenther@suse.de>
2508 PR tree-optimization/43186
2509 * gimple.h (gimple_fold): Remove.
2510 * gimple.c (gimple_fold): Remove. Inline into single user ...
2511 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
2512 Try harder for conditions.
2514 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2517 * function.c (used_types_insert): Don't skip through named pointer
2518 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
2519 and it is different from the main variant's type.
2521 2010-02-26 Nick Clifton <nickc@redhat.com>
2523 * config/rx/rx.md (sminsi3): Remove bogus alternative.
2525 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2527 * config.gcc: Support --with-fpmath=sse for x86.
2529 * config/i386/ssemath.h: New.
2531 * doc/install.texi (--with-fpmath=sse): Documented.
2533 2010-02-26 Richard Guenther <rguenther@suse.de>
2535 PR tree-optimization/43188
2536 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
2537 vector types of over-aligned element type.
2539 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
2542 * config/i386/i386.c (expand_vec_perm_blend): Use correct
2543 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
2545 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
2547 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
2549 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2551 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
2552 * var-tracking.c: Include diagnostic.h.
2553 (debug_dv): New function.
2554 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
2557 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
2558 (add_value_chain, add_value_chains, remove_value_chain,
2559 remove_value_chains): Handle DEBUG_EXPRs.
2560 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
2563 * regcprop.c (struct queued_debug_insn_change): New type.
2564 (struct value_data_entry): Add debug_insn_changes field.
2565 (struct value_data): Add n_debug_insn_changes field.
2566 (debug_insn_changes_pool): New variable.
2567 (free_debug_insn_changes, apply_debug_insn_changes,
2568 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
2569 (kill_value_one_regno): Call free_debug_insn_changes if needed.
2570 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
2572 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
2574 (copyprop_hardreg_forward_1): Don't call apply_change_group for
2575 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
2576 changes, call cprop_find_used_regs via note_stores.
2577 (copyprop_hardreg_forward): When copying vd from predecessor
2578 which has any queued DEBUG_INSN changes, make sure the pointers are
2579 cleared. At the end call df_analyze and then if there are any
2580 DEBUG_INSN changes queued at the end of some basic block for still
2581 live registers, apply them.
2582 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
2584 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
2586 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
2589 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
2591 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
2592 targets. Set the default with_cpu/with_arch from arch/cpu.
2593 Allow x86-64 and native for with_cpu/with_arch.
2595 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
2597 * ebitmap.c: Change calls to verify_popcount with calls to
2598 sbitmap_verify_popcount.
2599 (ebitmap_clear_bit): Fixed map->cacheindex test and
2600 map>cache update when bit clearing results in an empty
2603 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2606 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
2607 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
2608 and support both V2DF and V2DI modes.
2609 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
2610 support both V2DF and V2DI modes.
2611 (general): Delete trailing whitespace from a few patterns.
2613 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2614 V2DF/V2DI interleave high/low builtins.
2616 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
2619 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
2620 interleave high/low functions.
2622 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
2624 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
2625 #pragma extern_prefix.
2627 2010-02-25 Jakub Jelinek <jakub@redhat.com>
2630 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
2631 BLKmode, assert op0 is a MEM and just adjust its mode.
2634 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
2635 if bitpos isn't multiple of mode's bitsize.
2637 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2639 * c.opt (-ftemplate-depth=): New.
2640 (-ftemplate-depth-): Deprecate.
2641 * optc-gen.awk: Handle -ftemplate-depth=.
2642 * opth-gen.awk: Likewise.
2643 * c-opts.c (c_common_handle_option): Likewise.
2644 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
2646 2010-02-24 Jason Merrill <jason@redhat.com>
2648 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
2650 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2652 * cfg.c (alloc_aux_for_block): Remove inline.
2653 (alloc_aux_for_edge): Likewise.
2655 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2657 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
2659 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2661 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
2662 * config/i386/sol2-gas.h: New file.
2663 * config.gcc (i[34567]86-*-solaris2*): Use it.
2665 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2668 * c-typeck.c (ep_convert_and_check): New.
2669 (build_conditional_expr): Use it.
2670 (build_binary_op): Likewise.
2672 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2674 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2677 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2678 bounds even for -O+.
2679 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2680 expr needs to have DECL_NAME set.
2682 2010-02-24 Nick Clifton <nickc@redhat.com>
2684 * config/mep/mep.c: Include gimple.h.
2685 (mep_function_uses_sp): Delete unused function.
2686 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
2687 parameters. Use unsigned integers to count args. Return a
2688 NULL_RTX instead of an error_mark_node. Toidy up formatting.
2690 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2693 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
2694 greater or equal to nelt instead of 2 * nelt.
2695 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
2698 2010-02-23 Jason Merrill <jason@redhat.com>
2701 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
2702 in cfun->local_decls even if they have register types.
2705 * stor-layout.c (place_field): Don't warn about unnecessary
2706 DECL_PACKED if the type is packed.
2708 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2711 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
2712 GOTOFF relocs, even when the base reg isn't pic pointer.
2714 2010-02-23 Michael Matz <matz@suse.de>
2717 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
2718 (expand_gimple_basic_block): Generate and use debug temps if there
2719 are debug uses left after the last real use of TERed ssa names.
2720 Unlink debug immediate uses when they are expanded.
2722 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2725 * config/i386/i386.c (override_options): Reorganise to provide
2726 better error messages.
2728 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2731 * graphite-scop-detection.c (create_single_exit_edge): Move
2732 the call to find_single_exit_edge to....
2733 (create_sese_edges): ...here. Don't handle multiple edges
2734 exiting the function.
2735 (build_graphite_scops): Don't handle multiple edges
2736 exiting the function.
2738 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2741 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
2742 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
2744 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2747 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
2749 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2752 * c-typeck.c (convert_arguments): Print declaration location.
2753 * c-common.c (validate_nargs): Rename as
2754 builtin_function_validate_nargs.
2755 (check_builtin_function_arguments): Update.
2757 2010-02-22 Richard Guenther <rguenther@suse.de>
2760 * tree-inline.c (declare_return_variable): Use the type of
2761 the call stmt lhs if available.
2763 2010-02-22 Duncan Sands <baldrick@free.fr>
2765 * passes.c (register_pass): Always consider all pass lists when
2766 ref_pass_instance_number is zero.
2768 2010-02-22 Richard Guenther <rguenther@suse.de>
2770 PR tree-optimization/42749
2771 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
2772 parameter. Do arithmetic in the original type.
2773 (update_accumulator_with_ops): Likewise.
2774 (adjust_accumulator_values): Adjust.
2776 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2778 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
2779 (QI to BLKmode splitter): New splitter.
2781 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
2783 * config/i386/i386.c (initial_ix86_tune_features): Turn on
2784 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
2786 2010-02-22 Richard Guenther <rguenther@suse.de>
2788 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
2790 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
2792 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
2793 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
2794 ($(T)crti.o, $(T)crtn.o): Remove rules.
2796 2010-02-21 Tobias Burnus <burnus@net-b.de>
2799 * doc/invoke.texi (-fassociative-math): Document that this
2800 option is automatically enabled for Fortran.
2802 2010-02-20 David S. Miller <davem@davemloft.net>
2804 * configure.ac: Test if linker and assembler properly support
2805 GOTDATA_OP relocations.
2806 * configure: Rebuild.
2807 * config.in: Likewise.
2808 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
2809 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
2810 (movsi_high_pic): Likewise.
2811 (movdi_lo_sum_pic): Likewise.
2812 (movdi_high_pic): Likewise.
2813 (movsi_pic_gotdata_op): New pattern.
2814 (movdi_pic_gotdata_op): Likewise.
2815 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
2816 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
2818 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
2821 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
2822 attribute to ssemul.
2823 (xop_mulv2div2di3_high): Ditto.
2825 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2828 * c.opt (Wconversion-null): New option.
2829 * doc/invoke.texi (Wconversion-null): Document.
2831 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2833 * common.opt (Wlarger-than-): Add Undocumented.
2835 2010-02-19 Mike Stump <mikestump@comcast.net>
2837 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
2839 2010-02-19 Jason Merrill <jason@redhat.com>
2842 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
2843 * configure: Likewise.
2845 2010-02-20 Alan Modra <amodra@gmail.com>
2848 * cgraph.h (cgraph_make_decl_local): Declare.
2849 * cgraph.c (cgraph_make_decl_local): New function.
2850 (cgraph_make_node_local): Use it.
2851 * cgraphunit.c (cgraph_function_versioning): Likewise.
2852 * ipa.c (function_and_variable_visibility): Likewise.
2854 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2857 * except.c (sjlj_emit_function_enter): Don't call
2858 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
2860 * rtl.h (add_reg_br_prob_note): Remove prototype.
2862 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2865 * c-common.c (conversion_warning): Remove widening conversions
2866 before checking the conversion of integers to reals.
2868 2010-02-19 Mike Stump <mikestump@comcast.net>
2871 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
2874 * cgraphunit.c (process_function_and_variable_attributes): Check
2875 DECL_PRESERVE_P instead of looking up attribute "used".
2876 * ipa-pure-const.c (check_decl): Likewise.
2877 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
2878 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
2879 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
2880 instead of attribute "used".
2881 * config/sol2-c.c (solaris_pragma_init): Likewise.
2882 (solaris_pragma_fini): Likewise.
2884 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2886 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
2887 Use XCNEW instead of xcalloc.
2888 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
2889 XNEW instead of xmalloc.
2890 (get_fields): Use XNEWVEC instead of xmalloc.
2893 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
2894 populate vars array.
2895 (create_new_general_access): For debug stmts just reset value.
2896 (get_stmt_accesses): For accesses within debug stmts just record them
2897 using add_access_to_acc_sites instead of preventing the peeling or
2898 counting them as accesses.
2901 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
2903 2010-02-19 Richard Guenther <rguenther@suse.de>
2905 PR tree-optimization/42916
2906 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
2909 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
2911 * configure.ac: Replace all uses of changequote in macro arguments
2912 with proper quoting.
2914 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2917 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
2919 2010-02-19 Richard Guenther <rguenther@suse.de>
2921 PR tree-optimization/42944
2922 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
2923 test for aliasing with errno.
2925 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2928 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
2929 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
2930 * dojump.c: Include output.h.
2931 (inv): New inline function.
2932 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
2933 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
2934 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
2935 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
2936 argument, pass it down to other calls.
2937 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
2938 add REG_BR_PROB note to the conditional jump.
2939 * cfgexpand.c (add_reg_br_prob_note): Removed.
2940 (expand_gimple_cond): Don't call it, add the probability
2941 as last argument to jumpif_1/jumpifnot_1.
2942 * Makefile.in (dojump.o): Depend on output.h.
2943 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
2945 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
2946 * stmt.c (do_jump_if_equal): Likewise.
2947 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
2948 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2949 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
2951 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
2952 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
2953 jumpifnot_1 callers.
2954 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
2956 (store_expr): Adjust jumpifnot caller.
2957 (store_constructor): Adjust jumpif caller.
2960 * gimplify.c (gimple_boolify): For __builtin_expect call
2961 gimple_boolify also on its first argument.
2963 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
2965 * configure.ac (gnu-unique-object): Wrap regexps using [] in
2967 (__stack_chk_fail): Ditto. Remove quadrigraphs.
2968 * configure: Regenerated.
2970 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2972 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
2973 lang_hooks.types_compatible_p instead of comptypes.
2975 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
2977 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
2978 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
2979 if __prefer_thumb__ is defined.
2981 2010-02-18 Martin Jambor <mjambor@suse.cz>
2983 PR tree-optimization/43066
2984 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2985 array with zero-sized element type.
2987 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2989 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2990 rtx, allocate struct var_loc_node here and return it to the
2991 caller, and only if it is actually needed.
2992 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2993 move it earlier and return immediately if it returns NULL.
2995 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2997 * config/sparc/gas.h: New file. Restore
2998 TARGET_ASM_NAMED_SECTION to its ELF default.
2999 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
3001 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3002 Likewise. Add ATTRIBUTE_UNUSED to prototype.
3003 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
3004 after sparc/sysv4.h.
3006 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
3008 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
3010 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
3012 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
3013 patterns from predicated pattern.
3015 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
3018 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
3019 for insn mnemonic suffix.
3021 2010-02-17 Richard Guenther <rguenther@suse.de>
3023 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
3026 2010-02-17 Jakub Jelinek <jakub@redhat.com>
3029 * caller-save.c (save_call_clobbered_regs): If BB ends with
3030 a DEBUG_INSN, move any notes in between last real insn and the last
3031 DEBUG_INSN after the last DEBUG_INSN.
3033 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
3035 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
3036 Fix return type. Fix argument type. Explain meaning of return value.
3038 2010-02-16 Richard Guenther <rguenther@suse.de>
3040 PR tree-optimization/41043
3041 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
3042 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
3044 (vrp_visit_phi_node): ... but only for loop PHI nodes.
3046 2010-02-16 Ira Rosen <irar@il.ibm.com>
3048 PR tree-optimization/43074
3049 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
3050 * tree-vect-loop.c (vect_analyze_loop_operations): Add
3051 vectorizable cycles in hybrid SLP check.
3052 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
3054 2010-02-16 Richard Guenther <rguenther@suse.de>
3056 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
3057 (true_dependence): If memrefs_conflict_p computes must-alias
3058 trust it. Move TBAA check after offset-based disambiguation.
3059 (canon_true_dependence): Likewise.
3061 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
3063 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
3064 * doc/invoke.texi: Document it.
3065 * var-tracking.c: Include toplev.h and params.h.
3066 (vt_find_locations): Return bool indicating success. Compute
3067 hash sizes unconditionally. Check new parameter, report.
3068 (variable_tracking_main_1): Check vt_find_locations results and
3069 retry. Renamed from...
3070 (variable_tracking_main): ... this. New wrapper to preserve
3071 flag_var_tracking_assignments.
3072 * Makefile.in (var-tracking.o): Adjust dependencies.
3074 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
3075 Jakub Jelinek <jakub@redhat.com>
3078 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
3079 if weak_import attribute is present.
3080 * config/darwin.c (machopic_select_section): Likewise.
3082 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
3084 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
3085 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
3086 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
3087 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
3089 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
3092 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3095 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
3096 Rewrite text to refer to the names.
3098 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
3100 * config/i386/i386-builtin-types.def
3101 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
3102 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
3103 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
3104 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
3105 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
3106 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
3107 IX86_BUILTIN_VPERMIL2PS256.
3108 (MULTI_ARG_4_DF2_DI_I): Defined.
3109 (MULTI_ARG_4_DF2_DI_I1): Defined.
3110 (MULTI_ARG_4_SF2_SI_I): Defined.
3111 (MULTI_ARG_4_SF2_SI_I1): Defined.
3112 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
3113 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
3114 __builtin_ia32_vpermil2ps256.
3115 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3116 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3117 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
3118 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3119 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3120 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
3121 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
3122 CODE_FOR_xop_vpermil2v8sf3.
3123 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
3124 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
3125 * config/i386/xopintrin.h (_mm_permute2_pd): New.
3126 (_mm256_permute2_pd): New.
3127 (_mm_permute2_ps): New.
3128 (_mm256_permute2_ps): New.
3130 2010-02-15 Nick Clifton <nickc@redhat.com>
3132 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
3133 boolean parameters. Use emit_jump_insn when emitting a pop
3134 instruction containing a return insn.
3135 (push): Use 'true' rather than '1' as second parameter to F.
3136 (h8300_expand_prologue): Likewise.
3137 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
3138 (h8300_expand_epilogue): Likewise.
3140 2010-02-15 Richard Guenther <rguenther@suse.de>
3143 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
3146 2010-02-15 Nick Clifton <nickc@redhat.com>
3148 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
3151 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
3153 * intl.c (fake_ngettext): New function.
3154 * intl.h (fake_ngettext): Declare.
3155 (ngettext): Define macro.
3156 * collect2.c (notice_translated): New function.
3157 (main): Use notice_translated and ngettext.
3158 * collect2.h (notice_translated): Declare.
3160 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
3162 * reorg.c (delete_computation): Comment fixes.
3163 * caller-save.c (setup_save_areas): Idem.
3164 * sel-sched-dump.c (dump_lv_set): Idem.
3167 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3169 * config/s390/s390.c (s390_sched_init): New function.
3170 (TARGET_SCHED_INIT): Target hook defined.
3172 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
3173 Jack Howarth <howarth@bromo.med.uc.edu>
3174 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3177 Partial revert of unintended change in fix for PR41605.
3178 * config/darwin.h: Fix typo.
3179 * config/darwin9.h: Same.
3181 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3183 * c-pch.c (pch_init): Clear v.
3185 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3188 * graphite-scop-detection.c (graphite_can_represent_scev): Call
3189 graphite_can_represent_init for MULT_EXPR.
3191 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3195 * graphite-sese-to-poly.c (remove_phi): New.
3196 (translate_scalar_reduction_to_array): Call remove_phi.
3198 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3201 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
3202 * graphite-clast-to-gimple.h (gloog): Update declaration.
3203 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
3204 * graphite-poly.h (struct poly_bb): Add missing comments.
3205 (struct scop): Add poly_scop_p field.
3207 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
3208 * graphite.c (graphite_transform_loops): Build the polyhedral
3209 representation for each scop before code generation.
3210 * sese.c (rename_variables_in_operand): Removed.
3211 (rename_variables_in_expr): Return the renamed expression.
3212 (rename_sese_parameters): New.
3213 * sese.h (rename_sese_parameters): Declared.
3215 2010-02-11 Richard Guenther <rguenther@suse.de>
3217 PR tree-optimization/42998
3218 * tree-ssa-pre.c (create_expression_by_pieces): Treat
3219 POINTER_PLUS_EXPR properly.
3221 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3222 Changpeng Fang <changpeng.fang@amd.com>
3225 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
3226 the cost of an IV candidate when the IV is used in a test against zero.
3228 * gcc.dg/tree-ssa/ivopts-3.c: New.
3230 2010-02-11 Richard Guenther <rguenther@suse.de>
3233 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
3234 pointer-vs-decl case by swapping refs. Handle some cases
3235 of pointer-vs-decl disambiguations more conservatively.
3236 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
3237 to false after expanding.
3239 2010-02-11 Richard Guenther <rguenther@suse.de>
3242 * gcc.c (process_command): Handle LTO file@offset case more
3245 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3247 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
3248 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
3250 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
3252 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
3253 if MEM's mode size isn't DWARF2_ADDR_SIZE.
3254 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
3255 Optimize eq/ne comparisons when both arguments are known to be
3257 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
3258 Don't mask operands unnecessarily if they are known to be already
3261 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
3263 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
3266 2010-02-10 Richard Guenther <rguenther@suse.de>
3268 PR tree-optimization/43017
3269 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
3270 for wrapping signed arithmetic.
3272 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3275 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
3276 if no debug info should be emitted for it.
3278 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3280 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
3281 note when flag_exceptions is set.
3283 2010-02-10 Duncan Sands <baldrick@free.fr>
3285 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
3287 2010-02-10 Richard Guenther <rguenther@suse.de>
3290 * tree.c (get_unwidened): Handle constants.
3291 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
3293 2010-02-10 Martin Jambor <mjambor@suse.cz>
3296 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
3297 check for variable argument counts independently.
3299 2010-02-10 Christian Bruel <christian.bruel@st.com>
3302 * config/sh/sh.c (find_barrier): Increase length for non delayed
3303 conditional branches.
3305 2010-02-10 Christian Bruel <christian.bruel@st.com>
3307 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
3309 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3311 * builtins.c (set_builtin_user_assembler_name): Also handle
3312 ffs if int is smaller than word.
3314 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
3317 * ira-conflicts.c (get_dup): Remove.
3318 (process_reg_shuffles): Add new parameter. Use it as an
3319 additional guard for copy generation.
3320 (add_insn_allocno_copies): Rewrite.
3322 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
3324 * common.opt (fsched2-use-traces): Preserved for backward
3326 * doc/invoke.texi: Remove the documentation about option
3327 -fsched2-use-traces.
3328 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
3329 flag_sched2_use_traces.
3330 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
3331 the backward compatibility flag section.
3333 2010-02-09 Richard Guenther <rguenther@suse.de>
3335 PR tree-optimization/43008
3336 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
3337 make HEAP variables initialized from global memory if they
3338 are not known builtin functions.
3339 (find_func_aliases): Adjust.
3341 2010-02-09 Richard Guenther <rguenther@suse.de>
3343 PR tree-optimization/43000
3344 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
3345 arithmetic manually.
3347 2010-02-08 Jakub Jelinek <jakub@redhat.com>
3349 PR tree-optimization/42931
3350 * tree-loop-linear.c (try_interchange_loops): Don't call
3351 double_int_mul if estimated_loop_iterations failed.
3353 2010-02-08 Martin Jambor <mjambor@suse.cz>
3356 * tree-sra.c (build_accesses_from_assign): Do not mark in
3357 should_scalarize_away_bitmap if stmt has volatile ops.
3358 (sra_modify_assign): Do not process assigns piecemeal if if stmt
3361 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
3363 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
3365 2010-02-07 Adam Nemet <adambnmet@gmail.com>
3367 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
3370 2010-02-07 Andrew Pinski <pinskia@gmail.com>
3373 * df-core.c (df_finish_pass): Change type of saved_flags to int.
3375 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3378 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
3379 to unknown_dependence.
3380 (graphite_legal_transform_dr): Handle the unknown_dependence.
3381 (graphite_carried_dependence_level_k): Same.
3383 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3385 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
3387 2010-02-07 Richard Guenther <rguenther@suse.de>
3390 * expr.c (get_inner_reference): Always initialize *pbitsize.
3392 2010-02-07 Richard Guenther <rguenther@suse.de>
3395 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
3396 new ARRAY_REFs on variable size element or minimal index arrays.
3398 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
3399 gimple_fold_indirect_ref.
3401 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
3404 * arm.c (arm_override_options): Just return if the user has specified
3405 an invalid fpu name.
3407 2010-02-03 Jason Merrill <jason@redhat.com>
3410 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
3411 i386_pe_maybe_record_exported_symbol.
3413 2010-02-05 Steve Ellcey <sje@cup.hp.com>
3416 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3417 (pa_delegitimize_address): New function.
3419 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
3421 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
3422 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
3424 2010-02-05 Richard Guenther <rguenther@suse.de>
3427 * lto-streamer-in.c (get_resolution): Deal with references
3428 to undefined functions.
3430 2010-02-05 Richard Guenther <rguenther@suse.de>
3432 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
3433 (fold_const_aggregate_ref): Likewise.
3434 (ccp_fold_stmt): Substitute loads.
3435 (maybe_fold_reference): Verify types before substituting.
3437 (fold_gimple_assign): Unshare properly.
3438 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
3440 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
3442 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
3443 for rs6000_gen_cell_microcode.
3445 2010-02-04 Richard Guenther <rguenther@suse.de>
3447 PR rtl-optimization/42952
3448 * dse.c (const_or_frame_p): Remove MEM handling.
3450 2010-02-04 Nick Clifton <nickc@redhat.com>
3452 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
3453 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
3454 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
3455 (mn10300_asm_output_mi_thunk): New function.
3456 (mn10300_can_output_mu_thunk): New function.
3457 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
3458 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
3459 (FUNCTION_ARG): Delete incorrect comment.
3461 2010-02-03 Jason Merrill <jason@redhat.com>
3464 * fold-const.c (operand_equal_p): Handle erroneous types.
3466 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3468 * config/h8300/h8300.md (can_delay): Fix attibute condition.
3470 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
3472 PR rtl-optimization/42941
3473 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
3476 2010-02-03 Jason Merrill <jason@redhat.com>
3479 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
3481 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
3484 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
3485 (cselib_reset_table): Renamed from...
3486 (cselib_reset_table_with_next_value): ... this.
3487 (cselib_get_next_uid): Renamed from...
3488 (cselib_get_next_unknown_value): ... this.
3489 * cselib.c (next_uid): Renamed from...
3490 (next_unknown_value): ... this.
3491 (cselib_clear_table): Adjust.
3492 (cselib_reset_table): Adjust. Renamed from...
3493 (cselib_reset_table_with_next_value): ... this.
3494 (cselib_get_next_uid): Adjust. Renamed from...
3495 (cselib_get_next_unknown_value): ... this.
3496 (get_value_hash): Use hash.
3497 (cselib_hash_rtx): Likewise.
3498 (new_cselib_val): Adjust. Set and dump uid.
3499 (cselib_lookup_mem): Pass next_uid as hash.
3500 (cselib_subst_to_values): Likewise.
3501 (cselib_log_lookup): Dump uid.
3502 (cselib_lookup): Pass next_uid as hash. Adjust.
3503 (cselib_process_insn): Adjust.
3504 (cselib_init): Initialize next_uid.
3505 (cselib_finish): Adjust.
3506 (dump_cselib_table): Likewise.
3507 * dse.c (canon_address): Dump value uid.
3508 * print-rtl.c (print_rtx): Print value uid.
3509 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
3511 (dv_uid): New function, sort of renamed from...
3512 (dv_htab_hash): ... this, reimplemented in terms of it and...
3513 (dv_uid2hash): ... this. New.
3514 (variable_htab_eq): Drop excess assertions.
3515 (tie_break_pointers): Removed.
3516 (canon_value_cmp): Compare uids.
3517 (variable_post_merge_New_vals): Print uids.
3518 (vt_add_function_parameters): Adjust.
3519 (vt_initialize): Reset table. Adjust.
3521 2010-02-03 Richard Guenther <rguenther@suse.de>
3523 PR tree-optimization/42944
3524 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
3525 (call_may_clobber_ref_p_1): Likewise. Properly handle
3526 malloc and calloc clobbering errno.
3528 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
3530 * doc/invoke.texi: Fix name of sched1 dump.
3532 * opts.c (decode_options): Set flag_tree_switch_conversion
3533 only conditionally on optimize >= 2.
3535 * gcse.c: Assorted comment fixes in pass description.
3537 2010-02-03 Anthony Green <green@moxielogic.com>
3539 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
3540 nop padding in order to maintain alignment of storage location of
3541 target function address.
3542 (moxie_trampoline_init): Store target function address at newly
3544 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
3546 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
3548 2010-02-03 Richard Guenther <rguenther@suse.de>
3551 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
3553 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3555 * config.gcc: Reenable check for obsolete targets.
3556 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
3557 mips-sgi-irix6.[0-4]*.
3559 2010-02-02 Nick Clifton <nickc@redhat.com>
3561 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
3562 constant size of 4 as being the same as 0.
3563 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
3564 can take values in the range 0..4.
3566 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
3569 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
3570 as _darwin10_Unwind_FindEnclosingFunction().
3571 * libgcc-libsystem.ver: New.
3573 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
3576 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
3577 implicitly set registers.
3579 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
3581 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
3582 (arm_override_options): Allow automatic selection of the thread
3583 pointer register if thumb2.
3584 (legitimize_pic_address): Improve code sequences for Thumb2.
3585 (arm_call_tls_get_addr): Likewise.
3586 (legitimize_tls_address): Likewise.
3587 * arm.md (pic_load_addr_arm): Delete. Replace with ...
3588 (pic_load_addr_32bit): ... this. New named pattern.
3589 * thumb2.md (pic_load_addr_thumb2): Delete.
3590 (pic_load_dot_plus_four): Delete.
3591 (tls_load_dot_plus_four): New named pattern.
3593 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3596 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
3597 Document fix for TLS bug.
3599 2010-01-31 Richard Guenther <rguenther@suse.de>
3601 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
3602 conservatively correct.
3604 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3608 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3610 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3612 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3614 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
3616 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
3618 * config.gcc: Adjust order of makefile fragments for mingw targets.
3620 2010-01-31 Richard Guenther <rguenther@suse.de>
3623 * gimplify.c (gimplify_init_constructor): For volatile LHS
3624 initialize a temporary.
3626 2010-01-31 Matthias Klose <doko@ubuntu.com>
3628 * configure.ac: Fix __stack_chk_fail check for cross builds configured
3630 * configure: Regenerate.
3632 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
3634 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3635 the same alias set and their sizes different constantness.
3636 (aliasing_component_refs_p): Revert 2009-10-24 change.
3638 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3640 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
3643 2010-01-29 Richard Guenther <rguenther@suse.de>
3645 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
3646 Assert we successfully updated the call.
3648 2010-01-29 Jakub Jelinek <jakub@redhat.com>
3650 PR rtl-optimization/42889
3651 * df.h (df_set_bb_dirty_nonlr): New prototype.
3652 * df-core.c (df_set_bb_dirty_nonlr): New function.
3653 * df-scan.c (df_insn_rescan): Call it instead of
3654 df_set_bb_dirty for DEBUG_INSNs.
3656 2010-01-29 Richard Guenther <rguenther@suse.de>
3659 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
3660 quadratic behavior in most cases.
3662 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
3665 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
3666 in the call to gen_x86_movsicc_0_m1.
3668 2010-01-28 Richard Guenther <rguenther@suse.de>
3670 PR tree-optimization/42871
3671 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
3673 2010-01-28 Richard Guenther <rguenther@suse.de>
3675 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
3676 into call arguments.
3678 2010-01-28 Richard Guenther <rguenther@suse.de>
3681 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
3682 the forwarder if the destination is an EH landing pad.
3684 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
3686 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
3687 block list passed to gimple_duplicate_sese_tail.
3688 (parallelize_loops): Avoid parallelization when the function
3690 Avoid parallelization when the preheader is IRREDUCIBLE.
3691 Try to optimize when estimated_loop_iterations_int is unresolved.
3692 Add the loop's location to the dump file.
3693 * tree-cfg.c (add_phi_args_after_redirect): Remove.
3694 (gimple_duplicate_sese_tail): Remove the check for the latch.
3695 Redirect nexits to the exit block.
3696 Remove handling of the incoming edges to the latch.
3697 Redirect the backedge from the copied latch to the exit bb.
3699 2010-01-28 Michael Matz <matz@suse.de>
3702 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
3703 Wrap force_reg into a sequence, emit it before user.
3705 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
3707 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
3709 (arm_legacy_rev): Likewise.
3710 (thumb_legacy_rev): Likewise.
3712 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3714 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
3715 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
3716 on MEM's address failed, try avoid_constant_pool_reference and
3717 recurse if it returned something different.
3718 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
3719 address, try avoid_constant_pool_reference and recurse if it
3720 returned something different.
3721 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
3722 address and avoid_constant_pool_reference returned something
3723 different, don't set have_address.
3725 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
3728 * var-tracking.c (val_store): Add modified argument, obey it.
3730 (count_uses): Move down logging of main.
3731 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
3732 don't need resolution.
3733 (emit_notes_in_bb): Likewise.
3735 2010-01-27 Richard Guenther <rguenther@suse.de>
3738 * tree-inline.c (remap_decl): Delay remapping of SSA name
3739 default definitions until we need them.
3741 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3743 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3744 (rs6000_delegitimize_address): New function.
3746 * config/s390/s390.c (s390_delegitimize_address): Call
3747 delegitimize_mem_from_attrs.
3750 * tree-inline.c (cannot_copy_type_1): Removed.
3751 (copy_forbidden): Don't forbid copying of functions containing
3752 records/unions with variable length fields.
3754 2010-01-27 Christian Bruel <christian.bruel@st.com>
3758 * config/sh/sh.c (find_barrier): Increase length for non delayed
3759 conditional branches.
3761 2010-01-27 Matthias Klose <doko@ubuntu.com>
3763 * configure.ac (gnu-unique-object): Fix ldd version check.
3764 * configure: Regenerate.
3766 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3768 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
3770 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
3771 Test for HAVE_GNU_AS value.
3773 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3775 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
3776 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
3777 INT64_TYPE): Define.
3778 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
3779 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3780 INT_LEAST64_TYPE): Define.
3781 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
3782 UINT_LEAST64_TYPE): Define.
3783 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
3784 INT_FAST64_TYPE): Define.
3785 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3786 UINT_FAST64_TYPE): Define.
3787 (INTMAX_TYPE, UINTMAX_TYPE): Define.
3788 (INTPTR_TYPE, UINTPTR_TYPE): Define.
3789 (SIG_ATOMIC_TYPE): Define.
3791 2010-01-26 Richard Guenther <rguenther@suse.de>
3793 * df-scan.c (df_scan_set_bb_info): Remove assert.
3794 (df_insn_rescan_debug_internal): Merge asserts.
3795 (df_install_ref): Likewise.
3796 (df_mark_reg): Use bitmap_set_range.
3797 (df_hard_reg_used_p): Remove assert.
3798 (df_hard_reg_used_count): Likewise.
3800 2010-01-26 Richard Guenther <rguenther@suse.de>
3802 PR rtl-optimization/42685
3803 * web.c (web_main): Ignore DEBUG_INSNs.
3805 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
3807 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
3809 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
3810 Fix types of fndecl and arglist parameters.
3812 2010-01-26 Richard Guenther <rguenther@suse.de>
3815 * tree-eh.c (unsplit_eh): Skip debug insns.
3817 2010-01-26 Richard Guenther <rguenther@suse.de>
3819 PR tree-optimization/42250
3820 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
3822 2010-01-26 Jakub Jelinek <jakub@redhat.com>
3825 * omp-low.c (expand_omp_sections): Only use single_pred if
3826 l2_bb is single_pred_p.
3828 2010-01-25 Christian Bruel <christian.bruel@st.com>
3831 * config/sh/sh.c (find_barrier): Increase length for non delayed
3832 conditional branches.
3833 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
3835 2010-01-24 David S. Miller <davem@davemloft.net>
3837 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
3838 define if not using GAS.
3839 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3840 Likewise. Delete SECTION_MERGE code, which is only applicable
3843 2010-01-24 Mark Mitchell <mark@codesourcery.com>
3846 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
3847 mangling of va_list in system headers.
3849 2010-01-23 Toon Moene <toon@moene.org>
3851 * tree-predcom.c (combine_chains): Return NULL, not false.
3853 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
3855 * tree-loop-distribution.c (distribute_loop): Fix declaration and
3856 initialization of variable res to agree with return type.
3858 2010-01-22 Steve Ellcey <sje@cup.hp.com>
3860 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
3861 * tree-sra.c: Add include of expr.h.
3863 2010-01-22 Jakub Jelinek <jakub@redhat.com>
3865 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
3866 insert the debug stmt on the single non-EH edge from the stmt.
3868 2010-01-22 Richard Henderson <rth@redhat.com>
3871 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
3872 the RHS until after generate_subtree_copies has insertted its
3873 code before the current statement.
3875 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
3877 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
3879 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
3881 2010-01-21 Martin Jambor <mjambor@suse.cz>
3883 PR tree-optimization/42585
3884 * tree-sra.c (struct access): New field grp_total_scalarization.
3885 (dump_access): Dump the new field.
3886 (should_scalarize_away_bitmap): New variable.
3887 (cannot_scalarize_away_bitmap): Likewise.
3888 (sra_initialize): Allocate new bitmaps.
3889 (sra_deinitialize): Free new bitmaps.
3890 (create_access_1): New function.
3891 (create_access): Parts moved to create_access_1.
3892 (type_consists_of_records_p): New function.
3893 (completely_scalarize_record): Likewise.
3894 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
3895 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
3896 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
3898 (analyze_all_variable_accesses): Completely scalarize small eligible
3901 2010-01-21 Martin Jambor <mjambor@suse.cz>
3903 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
3905 2010-01-21 Andrew Haley <aph@redhat.com>
3907 * gcc.c (process_command): Move lang_specific_driver before
3908 setting cc_libexec_prefix.
3910 2010-01-21 Richard Guenther <rguenther@suse.de>
3913 * fold-const.c (negate_expr_p): Pretend only negative
3914 real constants are easily negatable.
3916 2010-01-20 Janis Johnson <janis187@us.ibm.com>
3917 Jason Merrill <jason@redhat.com>
3919 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
3920 (TYPE_TRANSPARENT_AGGR): this, for union and record.
3921 * calls.c (initialize argument_information): Handle it.
3922 * c-common.c (handle_transparent_union_attribute): Use new name.
3923 * c-decl.c (finish_struct): Ditto.
3924 * c-typeck.c (type_lists_compatible_p): Ditto.
3925 (convert_for_assignment): Use new name and also handle record.
3926 * function.c (aggregate_value_p): Handle it.
3927 (pass_by_reference): Ditto.
3928 (assign_parm_data_types): Ditto.
3929 * print-tree.c (print_node): Ditto.
3930 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
3931 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
3932 * tree.c (first_field): New fn.
3934 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
3937 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
3938 even when linking statically, for now.
3940 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3943 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
3944 without a cselib val.
3945 (count_uses): Accept MO_VAL_SET with no val on stores.
3946 (add_stores): Likewise.
3948 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3950 * var-tracking.c (check_value_val): Add a compile time assertion.
3951 (dv_is_decl_p): Simplify.
3952 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
3953 gcc_assert if ENABLE_CHECKING.
3955 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3958 * var-tracking.c: Include tree-flow.h.
3959 (mem_dies_at_call): New.
3960 (dataflow_set_preserve_mem_locs): Use it.
3961 (dataflow_set_remove_mem_locs): Likewise.
3962 (dump_var): Renamed from dump_variable. Adjust all callers.
3963 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
3964 * Makefile.in (var-tracking.o): Adjust deps.
3966 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
3968 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
3970 2010-01-20 Richard Guenther <rguenther@suse.de>
3972 PR tree-optimization/42717
3973 * tree-ssa-dce.c (get_live_post_dom): Remove.
3974 (forward_edge_to_pdom): Take an arbitrary edge to copy
3975 degenerate PHI args from.
3976 (remove_dead_stmt): Use the first post-dominator even if it
3977 does not contain live statements as redirection destination.
3979 2010-01-20 Richard Guenther <rguenther@suse.de>
3981 * tree-inline.c (estimate_num_insns): Handle EH builtins.
3983 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3985 * sel-sched.c (create_speculation_check): Remove set but not used
3987 (try_transformation_cache): Remove set but not used variable ds.
3988 (calculate_privileged_insns): Remove set but not used variables
3989 cur_insn and min_spec_insn.
3990 (find_best_expr): Remove set but not used variable avail_n.
3991 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
3993 * cgraphunit.c (assemble_thunk): Remove set but not used variable
3995 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
3996 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
3999 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
4002 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
4003 cpu types. Add support for *-sse3 cpu types.
4004 (x86_64-*-*): Ditto.
4006 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4009 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
4010 argument, call initializer_constant_valid_p_1 instead of
4011 initializer_constant_valid_p, pass CACHE to it, return NULL
4012 immediately if first call returns NULL.
4013 (initializer_constant_valid_p_1): New function.
4014 (initializer_constant_valid_p): Use it.
4016 2010-01-20 Thomas Quinot <quinot@adacore.com>
4018 * tree.def (PLACEHOLDER_EXPR): Fix comment.
4020 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4022 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
4023 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
4024 (loc_list_from_tree): Don't handle unsigned division. Handle
4025 signed modulo using DW_OP_{over,over,div,mul,minus}.
4026 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
4027 modulo instead of signed.
4029 2010-01-20 DJ Delorie <dj@redhat.com>
4031 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
4033 (h8300_emit_stack_adjustment): Propogate it.
4035 (h8300_expand_prologue): Likewise.
4036 (h8300_expand_epilogue): Likewise.
4038 2010-01-19 Michael Matz <matz@suse.de>
4040 PR tree-optimization/41783
4041 * tree-data-ref.c (toplevel): Include flags.h.
4042 (dump_data_dependence_relation): Also dump the inputs if the
4043 result will be unknown.
4044 (split_constant_offset_1): Look through some conversions.
4045 * tree-predcom.c (determine_roots_comp): Restart a new chain if
4046 the offset from last element is too large.
4047 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
4048 (reassociate_to_the_same_stmt): Handle vector registers.
4049 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
4051 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
4052 wide_prolog_niters argument, emit widening instructions.
4053 (vect_do_peeling_for_alignment): Adjust caller, use widened
4054 variant of the iteration cound.
4055 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
4057 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4060 * config/arm/neon-testgen.m (emit_automatics): New parameter
4061 features. Adjust for Fixed_return_reg feature.
4062 (test_intrinsic): Call emit_automatics with new feature.
4063 * config/arm/neon.ml: Update copyright years.
4064 (features): New Fixed_return_reg feature.
4065 (ops): Update feature for Vget_low.
4067 2010-01-19 Jakub Jelinek <jakub@redhat.com>
4069 PR tree-optimization/42719
4070 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
4074 * fwprop.c (all_uses_available_at): Return false if def_set dest
4075 is a REG that is used in def_insn.
4077 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
4079 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
4081 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
4084 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
4086 * target.h (struct gcc_target) <secondary_reload>: Change type
4087 of last argument to secondary_reload_info *.
4089 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
4092 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
4093 memory references with unaligned offsets. Remove CQImode handling.
4094 (unaligned_memory_operand): Return 1 for memory references with
4095 unaligned offsets. Remove CQImode handling.
4097 2010-01-18 Richard Guenther <rguenther@suse.de>
4100 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
4103 2010-01-18 Richard Guenther <rguenther@suse.de>
4105 PR tree-optimization/42781
4106 * tree-ssa-structalias.c (find_what_var_points_to): Skip
4107 restrict processing only if the original variable was artificial.
4109 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
4111 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
4112 find number of popped argument bytes.
4114 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
4115 Fix the text that describes the return value for invalid insns.
4117 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
4119 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
4120 Clarify what 'cost of the -dependence' is. Fix quoting.
4122 * toplev.c (default_get_pch_validity): Rename argument to "sz".
4123 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
4125 2010-01-17 Jakub Jelinek <jakub@redhat.com>
4127 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4128 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
4130 2010-01-17 Richard Guenther <rguenther@suse.de>
4133 * function.c (split_complex_args): Take a VEC to modify.
4134 (assign_parms_augmented_arg_list): Build a VEC instead of
4135 a chain of PARM_DECLs.
4136 (assign_parms_unsplit_complex): Take a VEC of arguments.
4137 Do not fixup unmodified parms.
4138 (assign_parms): Deal with the VEC.
4139 (gimplify_parameters): Likewise.
4141 2010-01-17 Richard Guenther <rguenther@suse.de>
4143 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
4144 node existence check.
4145 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
4146 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
4147 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
4148 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
4149 (gimple_execute_on_growing_pred): Likewise.
4151 2010-01-17 Richard Guenther <rguenther@suse.de>
4153 PR tree-optimization/42773
4154 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
4155 (compute_antic_aux): Likewise.
4156 (compute_partial_antic_aux): Likewise.
4158 2010-01-17 Jie Zhang <jie.zhang@analog.com>
4161 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
4164 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
4166 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
4169 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
4170 Fix markup for strict argument.
4172 (TARGET_SCHED_REORDER2): Fix argument types.
4174 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
4175 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
4177 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
4178 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
4180 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
4183 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
4184 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
4185 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
4186 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
4187 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
4189 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
4191 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
4193 (TARGET_ASM_RELOC_RW_MASK): Add return type.
4194 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
4196 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
4198 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
4201 (TARGET_ASM_NAMED_SECTION): Fix argument list.
4203 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
4204 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
4206 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
4208 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
4210 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
4211 referring to it. Fix language.
4213 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
4215 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
4217 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
4219 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
4221 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
4222 '@var{stream}. Remove stray 'and'.
4224 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
4226 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
4228 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
4230 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
4231 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
4233 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
4234 Fix description of return value.
4235 Rename argument "sz" to "len."
4237 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
4238 Clarify meaning of 'true' return value.
4240 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
4242 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
4243 rep_mode versus mode_rep.
4245 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
4247 (TARGET_BUILTIN_DECL): Fix name.
4249 (TARGET_COMMUTATIVE_P): Fix type of first argument.
4251 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
4253 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
4255 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
4257 (TARGET_RELAXED_ORDERING): Use @deftypevr.
4259 (TARGET_GET_DRAP_RTX): Note that this is a hook.
4262 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
4263 Rename argument tm_fn to md_fn.
4265 (TARGET_OPTION_PRINT): Fix argument list.
4267 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
4270 * config/i386/i386.c (ix86_fixup_binary_operands):
4271 Revert FMA4 fixup of operands.
4273 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4276 * Makefile.in (write_entries_to_file, install-plugin):
4277 Use \012 instead of \n with tr.
4279 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
4281 * configure.ac (HAVE_AS_REF): New C macro.
4282 * configure: Regenerate.
4283 * config.in: Likewise.
4284 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
4286 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
4289 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
4291 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
4293 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
4295 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
4297 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
4299 (TARGET_IN_SMALL_DATA_P): Fix argument type.
4301 (TARGET_BINDS_LOCAL_P): Fix argument type.
4303 (TARGET_ASM_FILE_END): Use prototype.
4305 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
4307 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
4309 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
4311 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
4313 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
4314 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
4316 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
4317 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
4319 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
4320 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4321 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
4322 (TARGET_ADDR_SPACE_CONVERT): Likewise.
4324 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
4326 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
4328 (TARGET_INIT_BUILTINS): Use prototype.
4330 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4331 Put 'const char *' in braces. Fix parameter types.
4332 (TARGET_INVALID_CONVERSION): Fix parameter types.
4333 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
4334 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
4336 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
4339 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
4341 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
4343 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
4345 * doc/tm.texi (TARGET_HELP): Fix return type.
4347 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
4348 in braces. Fix argument types.
4350 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
4352 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
4354 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
4356 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
4357 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
4359 (TARGET_MANGLE_TYPE): Fix argument types.
4361 (TARGET_IRA_COVER_CLASSES): Use prototype.
4363 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
4365 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
4367 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
4369 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
4371 (TARGET_CALLEE_COPIES): Fix argument types.
4373 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
4375 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
4377 (TARGET_FUNCTION_VALUE): Fix argument types.
4379 (TARGET_RETURN_IN_MSB): Fix argument type.
4381 (TARGET_RETURN_IN_MEMORY): Fix argument types.
4383 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
4385 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
4387 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
4388 agree with return type.
4390 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
4392 2010-01-15 Jing Yu <jingyu@google.com>
4394 PR rtl-optimization/42691
4395 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
4396 a pseudo to a constant and are merged, and adjust comments.
4398 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
4400 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
4402 2010-01-15 Richard Guenther <rguenther@suse.de>
4405 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
4406 labels of computed or non-local gotos to the destination.
4407 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
4408 landing pad label is the first label.
4410 2010-01-15 Richard Guenther <rguenther@suse.de>
4412 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
4414 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4417 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
4418 to allow generation of the xssqrtdp instruction on power7.
4419 (sqrtdf2_fpr): Ditto.
4421 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4424 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
4425 functions with noreturn attribute.
4428 * varasm.c (declare_weak): Add weak attribute to decl if it
4429 doesn't have one already.
4430 (assemble_external): Only add decls to weak_decls if they also
4431 have weak attribute.
4433 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
4435 * var-tracking.c (var_reg_delete): Don't delete the association
4436 between REGs and values or one-part variables if the register
4439 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4442 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
4443 because its first operand is a non-localized variable.
4445 2010-01-14 Martin Jambor <mjambor@suse.cz>
4447 PR tree-optimization/42706
4448 * tree-sra.c (encountered_recursive_call): New variable.
4449 (encountered_unchangable_recursive_call): Likewise.
4450 (sra_initialize): Initialize both new variables.
4451 (callsite_has_enough_arguments_p): New function.
4452 (scan_function): Call decl and flags check only for IPA-SRA, check
4453 whether there is a recursive call and whether it has enough arguments.
4454 (all_callers_have_enough_arguments_p): New function.
4455 (convert_callers): Look for recursive calls only when
4456 encountered_recursive_call is set.
4457 (ipa_early_sra): Bail out either if
4458 !all_callers_have_enough_arguments_p or
4459 encountered_unchangable_recursive_call.
4461 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4463 * sel-sched.c: Add 2010 to copyright years.
4464 * sel-sched-ir.c: Likewise.
4465 * sel-sched-ir.h: Likewise.
4467 2010-01-14 Martin Jambor <mjambor@suse.cz>
4469 PR tree-optimization/42714
4470 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
4471 constructors specially.
4473 2010-01-14 Andi Kleen <ak@linux.intel.com>
4475 * config/i386/drivers-i386.c (detect_caches_intel):
4476 Add l2sizekb parameter and fill in.
4477 (host_detect_local_cpu): Add l2sizekb, fill in.
4478 Add Atom small cache heuristic.
4480 2010-01-14 Andi Kleen <ak@linux.intel.com>
4482 * config/i386/drivers-i386.c (detect_caches_cpuid4):
4483 Add level3 parameter and fill in.
4484 (detect_caches_intel): Handle level3 cache.
4486 2010-01-14 Andi Kleen <ak@linux.intel.com>
4488 * config/i386/drivers-i386.c (host_detect_local_cpu):
4489 Fix core duo detection.
4491 2010-01-14 Andi Kleen <ak@linux.intel.com>
4493 * config/i386/drivers-i386.c (host_detect_local_cpu):
4496 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4498 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
4499 (rs6000_variable_issue_1): this. Use...
4500 (rs6000_variable_issue): here. Reimplement. Print debug info.
4502 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4504 * sel-sched-ir.c (sel_restore_other_notes): Rename to
4505 sel_restore_notes. Update all callers. Call reemit_notes
4508 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4510 PR rtl-optimization/42246
4511 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
4514 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4516 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
4517 all successors is the same as number of successors in current region.
4519 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4521 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
4522 to rename is not separable. Otherwise check that its LHS is not NULL.
4524 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4526 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
4528 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4530 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
4531 available registers when failed to discover LHS register class.
4532 Fix indentation. Update comment.
4534 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4535 Alexander Monakov <amonakov@ispras.ru>
4537 PR rtl-optimization/42389
4538 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
4540 (advance_state_on_fence): Likewise.
4541 (sel_target_adjust_priority): Print debug output only when
4542 sched_verbose >= 4, not 2.
4543 (get_expr_cost): Do not issue all unique insns on the next cycle.
4544 (fill_insns): Initialize can_issue_more from the value saved
4546 * sel-sched-ir.c (flist_add): New parameter issue_more.
4547 Init FENCE_ISSUE_MORE with it.
4548 (merge_fences): Likewise.
4549 (init_fences): Update call to flist_add.
4550 (add_to_fences, add_clean_fence_to_fences)
4551 (add_dirty_fence_to_fences): Likewise.
4552 (move_fence_to_fences): Update call to merge_fences.
4553 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
4555 * sel-sched-ir.h (struct _fence): New field issue_more.
4556 (FENCE_ISSUE_MORE): New accessor macro.
4558 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4560 PR rtl-optimization/42388
4561 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
4562 that have no predecessors nor successors. Do not call move_bb_info
4563 for empty blocks outside of current region.
4565 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4567 PR rtl-optimization/42294
4568 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
4569 * sel-sched.c (move_exprs_to_boundary): Transitively add all
4570 originators' originators.
4572 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4574 PR rtl-optimization/39453
4575 PR rtl-optimization/42246
4576 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
4578 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
4580 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4581 Alexander Monakov <amonakov@ispras.ru>
4584 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
4585 (maybe_tidy_empty_bb): ... here. Make static. Add new
4586 argument. Update all callers.
4587 (tidy_control_flow): ... and here. Recompute topological order
4588 of basic blocks in region if necessary.
4589 (sel_redirect_edge_and_branch): Change return type. Return true
4590 if topological order might have been invalidated.
4591 (purge_empty_blocks): Export and move from...
4592 * sel-sched.c (purge_empty_blocks): ... here.
4593 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
4594 (maybe_tidy_empty_bb): Delete prototype.
4595 (purge_empty_blocks): Declare.
4597 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4599 PR rtl-optimization/42249
4600 * sel-sched.c (try_replace_dest_reg): When chosen register
4601 and original register is the same, do not bail out early, but
4602 still check all original insns for validity of replacing destination
4603 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
4606 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4609 Port from no-undefined-overflow branch:
4610 2009-03-09 Richard Guenther <rguenther@suse.de>
4612 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
4614 2010-01-14 Richard Guenther <rguenther@suse.de>
4617 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
4619 2010-01-14 Ira Rosen <irar@il.ibm.com>
4621 PR tree-optimization/42709
4622 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
4623 as scalar type in creation of constant vector operand.
4625 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4628 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
4629 (check-parallel-%): Match `testsuite' directory component only
4632 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
4634 PR translation/39521
4635 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
4638 2010-01-13 Richard Guenther <rguenther@suse.de>
4640 PR tree-optimization/42730
4641 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
4644 2010-01-13 Steve Ellcey <sje@cup.hp.com>
4647 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
4648 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
4651 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
4653 * config/bfin/libgcc-bfin.ver: Regenerate based on current
4654 libgcc-std.ver. Add entries for ___smulsi3_highpart and
4655 ___umulsi3_highpart.
4657 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
4658 rather than schedule_insns if the pass is enabled.
4660 2010-01-13 Martin Jambor <mjambor@suse.cz>
4662 PR tree-optimization/42704
4663 * tree-sra.c (sra_modify_assign): Do not delete assignments to
4666 2010-01-13 Martin Jambor <mjambor@suse.cz>
4668 PR tree-optimization/42703
4669 * tree-sra.c (analyze_access_subtree): Check that we can build a
4670 reference to the original data within the aggregate.
4672 2010-01-13 Richard Guenther <rguenther@suse.de>
4674 PR tree-optimization/42705
4675 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
4677 2010-01-13 Richard Guenther <rguenther@suse.de>
4680 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
4682 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4685 * var-tracking.c (values_to_unmark): New variable.
4686 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4687 values_to_unmark vector. Moved body to...
4688 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4689 instead queue it into values_to_unmark vector.
4690 (vt_find_locations): Free values_to_unmark vector.
4692 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
4694 * config/s390/s390.c (override_options): Set
4695 default of max-pending-list-length to 256
4697 2010-01-13 Richard Guenther <rguenther@suse.de>
4700 * tree-pass.h (PROP_gimple_lcx): New.
4701 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
4702 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
4703 before the final cleanup_eh.
4704 (dump_properties): Dump PROP_gimple_lcx.
4705 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
4706 (tree_lower_complex_O0): Remove.
4707 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
4708 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
4709 tree_lower_complex, schedule TODO_update_ssa.
4710 * lto-streamer-out.c (output_function): Stream the functions
4712 * lto-streamer-in.c (input_function): Likewise.
4713 (lto_read_body): Do not override them here.
4715 2010-01-12 Joseph Myers <joseph@codesourcery.com>
4718 * c-typeck.c (build_c_cast): Fold value cast to union type before
4719 wrapping it in a CONSTRUCTOR.
4721 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4723 PR rtl-optimization/42699
4724 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
4727 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4729 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4730 SUBTARGET_WARN_UNUSED_SPEC): Move ...
4731 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4732 SUBTARGET_WARN_UNUSED_SPEC): ... here
4733 * config/mips/iris5.h (LIBGCC_SPEC): Define.
4735 2010-01-12 Julian Brown <julian@codesourcery.com>
4737 * config/arm/neon-schedgen.ml (Utils): Don't try to
4738 open missing module.
4739 (find_with_result): New.
4741 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4744 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
4745 sharing when canonicalizing ({lt,ge}u (plus a b) b).
4747 PR tree-optimization/42645
4748 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
4749 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
4750 decl_map, set processing_debug_stmt to -1 and return name without
4753 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
4755 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
4756 binutils version, and reword target configuration description.
4758 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4760 * config/avr/avr.h (LINKER_NAME): Remove.
4762 2010-01-11 Janis Johnson <janis187@us.ibm.com>
4765 * config/rs6000/rs6000.c (rs6000_override_options): On targets
4766 that support VSX, warn for -mno-altivec if vsx is not disabled,
4769 2010-01-11 Joseph Myers <joseph@codesourcery.com>
4770 Shujing Zhao <pearly.zhao@oracle.com>
4772 PR translation/42469
4773 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
4774 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
4775 character between option name and help text.
4776 * c.opt (imultilib): Likewise.
4778 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
4780 * lto-streamer-out.c (output_unreferenced_globals): Output static
4783 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
4785 PR rtl-optimization/42621
4786 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
4787 optimizing for size.
4788 (duplicate_computed_gotos): Remove now-redundant check.
4790 2010-01-10 Steve Ellcey <sje@cup.hp.com>
4793 * configure.ac: Save and restore LDFLAGS and LIBS
4794 * configure: Regenerate.
4796 2010-01-10 Richard Guenther <rguenther@suse.de>
4799 * builtins.c (fold_builtin_strlen): Add type argument and
4800 convert the resulting length to it.
4801 (fold_builtin_1): Adjust.
4803 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4805 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
4806 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
4808 (num_insns_constant_wide): Adjust for that change.
4810 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4813 * web.c (union_defs): Add used argument, to combine uses of
4815 (entry_register): Adjust type and tests of used argument.
4816 (web_main): Widen used for new use. Pass it to union_defs.
4817 * df.h (union_defs): Adjust prototype.
4819 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4822 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
4823 uses in new incoming argument. Free body.
4824 (reset_debug_uses_in_loop): New.
4825 (analyze_insn_to_expand_var): Call the latter if the former found
4826 anything. Fix whitespace. Reject invalid dest overlaps before
4827 going through all insns in the loop.
4829 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4832 * haifa-sched.c (dying_use_p): Debug insns don't count.
4834 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4837 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
4838 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
4839 (verify_gimple_call): Reject LHS in noreturn calls.
4841 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4845 * tree-vect-loop-manip.c (adjust_info): New type.
4846 (adjust_vec): New pointer to vector.
4847 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
4848 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
4849 (slpeel_update_phis_for_duplicate_loop): Use them.
4850 (slpeel_update_phi_nodes_for_guard1): Likewise.
4851 (slpeel_update_phi_nodes_for_guard2): Likewise.
4852 (slpeel_tree_peel_loop_to_edge): Likewise.
4853 (vect_update_ivs_after_vectorizer): Likewise.
4855 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4857 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
4858 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
4860 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4862 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
4863 bogus uninitialized warning.
4865 2010-01-09 Richard Guenther <rguenther@suse.de>
4868 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
4869 the evolution is compatible with the initial condition.
4871 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4873 * gcc.c (process_command): Update copyright notice dates.
4874 * gcov.c (print_version): Likewise.
4875 * gcov-dump.c (print_version): Likewise.
4876 * mips-tfile.c (main): Likewise.
4877 * mips-tdump.c (main): Likewise.
4879 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4882 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
4884 (rotlhi3_8): Delete.
4886 (rotlsi3_8): Delete.
4887 (rotlsi3_16): Delete.
4888 (rotlsi3_24): Delete.
4890 (*rotw<mode>3): New.
4891 (*rotb<mode>3): New.
4892 * config/avr/avr.c (avr_rotate_bytes): New function.
4893 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
4895 2010-01-08 Steve Ellcey <sje@cup.hp.com>
4898 * configure.ac: Modify -rdynamic check.
4899 * configure: Regenerate.
4901 2010-01-08 DJ Delorie <dj@redhat.com>
4903 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
4904 register popping order.
4906 2010-01-08 Richard Guenther <rguenther@suse.de>
4909 * c.opt (fsigned-char): Also let LTO handle this option.
4910 (funsigned-char): Likewise.
4912 2010-01-07 Richard Guenther <rguenther@suse.de>
4914 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
4915 (gimple_op): Likewise.
4916 (gimple_op_ptr): Likewise.
4917 (gimple_assign_set_lhs): Remove gcc_assert.
4918 (gimple_assign_set_rhs1): Likewise.
4919 (gimple_assign_set_rhs2): Likewise.
4920 (gimple_call_set_lhs): Likewise.
4921 (gimple_call_set_fn): Likewise.
4922 (gimple_call_set_fndecl): Likewise.
4923 (gimple_call_fndecl): Likewise.
4924 (gimple_call_return_type): Likewise.
4925 (gimple_call_set_chain): Likewise.
4926 (gimple_call_num_args): Likewise.
4927 (gimple_call_set_arg): Likewise.
4928 (gimple_cond_set_code): Likewise.
4929 (gimple_cond_set_lhs): Likewise.
4930 (gimple_cond_set_rhs): Likewise.
4931 (gimple_cond_set_true_label): Likewise.
4932 (gimple_cond_set_false_label): Likewise.
4933 (gimple_label_set_label): Likewise.
4934 (gimple_goto_set_dest): Likewise.
4935 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
4936 (gimple_debug_bind_get_value): Likewise.
4937 (gimple_debug_bind_get_value_ptr): Likewise.
4938 (gimple_debug_bind_set_var): Likewise.
4939 (gimple_debug_bind_set_value): Likewise.
4940 (gimple_debug_bind_reset_value): Likewise.
4941 (gimple_debug_bind_has_value_p): Likewise.
4942 (gimple_return_retval_ptr): Remove gcc_assert.
4943 (gimple_return_retval): Likewise.
4944 (gimple_return_set_retval): Likewise.
4945 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
4946 (safe_referenced_var_iterator): Remove.
4947 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
4948 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
4949 (fill_referenced_var_vec): Remove.
4950 (first_readonly_imm_use): Remove redundant gcc_assert.
4951 (phi_arg_index_from_use): Combine gcc_asserts.
4952 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
4953 (first_imm_use_stmt): Remove redundant gcc_assert.
4954 * tree-cfg.c (verify_gimple_call): Verify function and chain
4955 operands. Verify arguments.
4956 (verify_types_in_gimple_stmt): Verify condition code and labels.
4958 2010-01-07 Richard Guenther <rguenther@suse.de>
4960 PR tree-optimization/42641
4961 * sese.c (rename_map_elt_info): Use the SSA name version, do
4964 2010-01-07 Jakub Jelinek <jakub@redhat.com>
4966 PR tree-optimization/42625
4967 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
4968 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
4970 2010-01-07 Duncan Sands <baldrick@free.fr>
4972 * Makefile.in (PLUGIN_HEADERS): Add version.h.
4974 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
4977 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
4978 note itself is not function_invariant_p.
4980 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
4982 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
4983 Do not add the DF_NOTE problem.
4984 * store-motion.c (execute_rtl_store_motion): Likewise.
4986 2010-01-07 Martin Jambor <mjambor@suse.cz>
4988 PR tree-optimization/42157
4989 * tree-sra.c (compare_access_positions): Stabilize sort if both
4990 accesses have integer types, return zero immediately if they are the
4993 2010-01-06 Richard Henderson <rth@redhat.com>
4996 * haifa-sched.c (add_to_note_list): Merge into ...
4997 (concat_note_lists): ... here, and ...
4998 (unlink_other_notes, rm_other_notes): Merge into...
4999 (remove_notes): ... here. Create REG_SAVE_NOTEs for
5000 NOTE_INSN_EPILOGUE_BEG.
5002 2010-01-06 Richard Guenther <rguenther@suse.de>
5004 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
5005 not inline regular functions into always-inline functions.
5007 2010-01-06 Nick Clifton <nickc@redhat.com>
5009 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
5010 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
5012 (OVERRIDE_OPTIONS): Delete.
5013 (OPTIMIZATION_OPTIONS): Define.
5014 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
5015 * config/rx/rx.c (rx_handle_option): Issue an error message if
5016 -mcpu=rx200 and -fpu are used together.
5017 (rx_set_optimization_options): New function. Issue an error
5018 message if an optimization attribute attempts to reset the FPU/
5019 math optimization pairing.
5020 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
5021 * config/rx/rx.opt: Set the default to 32-bit doubles.
5022 * config/rx/t-rx: Add multilibs for -nofpu option.
5023 * doc/invoke.texi: Update documentation of RX options.
5025 2010-01-06 Richard Guenther <rguenther@suse.de>
5027 * tree-ssa-pre.c (name_to_id): New global.
5028 (alloc_expression_id): Simplify SSA name handling.
5029 (lookup_expression_id): Likewise.
5030 (init_pre): Zero name_to_id.
5031 (fini_pre): Free it.
5033 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
5035 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
5037 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
5040 * config/i386/sse.md (smaxv2di3): New.
5041 (umaxv2di3): Likewise.
5042 (sminv2di3): Likewise.
5043 (uminv2di3): Likewise.
5045 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
5048 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
5049 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
5050 (legitimize_tls_address): Likewise.
5051 (sparc_tls_referenced_p): Likewise.
5052 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
5053 and adjust calls to legitimize_pic_address.
5054 (legitimate_constant_p) Use sparc_tls_referenced_p.
5055 (legitimate_pic_operand_p): Likewise.
5056 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
5057 (sparc_tls_symbol_ref_1): Delete.
5058 (sparc_tls_referenced_p): Make static, recognize specific patterns.
5059 (legitimize_tls_address): Make static, handle CONST patterns.
5060 (legitimize_pic_address): Make static, remove unused parameter and
5061 adjust recursive calls.
5062 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
5063 and adjust call to legitimize_pic_address.
5064 (sparc_output_mi_thunk): Likewise.
5066 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
5067 H.J. Lu <hongjiu.lu@intel.com>
5070 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
5071 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
5072 operands to make them signed.
5075 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5078 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5079 GTU to GT for V4SI and V2DI.
5081 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5082 (umin<mode>3): Removed.
5084 (uminv4si3): Likewise.
5086 2010-01-05 Martin Jambor <mjambor@suse.cz>
5088 PR tree-optimization/42462
5089 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
5090 current_function_decl to helper functions and macros.
5092 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5095 * flags.h: Don't include real.h.
5096 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
5097 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
5098 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
5099 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
5100 * dominance.c: Update copyright.
5101 * gimple.c (walk_gimple_op): Remove inline.
5102 * tree-ssa-reassoc.c: Include real.h.
5103 * Makefile.in (FLAGS_H): Remove $(REAL_H).
5104 (tree-ssa-reassoc.o): Depend on $(REAL_H).
5106 2010-01-05 Nick Clifton <nickc@redhat.com>
5108 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
5109 register to push into the stack frame when the accumulator has to
5110 be saved during interrupts.
5112 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
5114 * doc/invoke.texi: Remove the documentation about option
5116 * common.opt (Wunreachable-code): Preserved for backward
5118 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
5119 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
5120 the backward compatibility flag section.
5122 2010-01-05 Richard Guenther <rguenther@suse.de>
5124 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
5126 2010-01-05 Jakub Jelinek <jakub@redhat.com>
5129 * cfgexpand.c (expand_one_var): Diagnose too large variables.
5131 PR tree-optimization/42508
5132 * tree-sra.c (convert_callers): Check for recursive call
5133 by comparing cgraph nodes instead of decls.
5134 (modify_function): Call ipa_modify_formal_parameters also
5135 on all same_body aliases.
5137 * cgraphunit.c (cgraph_materialize_all_clones): Compare
5138 cgraph nodes when checking for same_body aliases.
5140 2010-01-05 Richard Guenther <rguenther@suse.de>
5142 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
5143 allocation and lookup.
5144 (get_or_alloc_expr_for_constant): Likewise.
5145 (phi_translate): Sink allocation.
5147 2010-01-04 Richard Guenther <rguenther@suse.de>
5149 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
5150 a new entry only if needed.
5151 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
5152 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
5154 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
5156 (phi_translate): Handle CONSTANTs early.
5158 2010-01-04 Martin Jambor <mjambor@suse.cz>
5160 PR tree-optimization/42398
5161 * tree-sra.c (struct access): Removed flag grp_different_types.
5162 (dump_access): Do not dump the removed flag.
5163 (sort_and_splice_var_accesses): Do not set the removed flag.
5164 (sra_modify_expr): Check for type compatibility directly.
5166 2010-01-04 Martin Jambor <mjambor@suse.cz>
5168 PR tree-optimization/42366
5169 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
5170 edges with variable number of parameters.
5171 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
5172 flag instead of asserting it.
5173 (ipa_read_node_info): Read uses_analysis_done flag.
5175 2010-01-04 Richard Guenther <rguenther@suse.de>
5177 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
5178 iterative_hash_* as intended.
5179 (vn_reference_compute_hash): Likewise. Simplify hashing
5181 (vn_reference_lookup_2): Likewise.
5182 (vn_nary_op_compute_hash): Likewise.
5183 (vn_phi_compute_hash): Likewise.
5184 (expressions_equal_p): Remove strange code.
5185 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
5186 (pre_expr_hash): Likewise. Simplify hashing SSA names.
5187 (bitmap_insert_into_set_1): Take value-id as parameter.
5188 (add_to_value): Pass it.
5189 (bitmap_insert_into_set): Likewise.
5190 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
5192 2010-01-04 Jakub Jelinek <jakub@redhat.com>
5195 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
5196 (do_self_spec): For switches with SWITCH_IGNORE set set also
5197 SWITCH_IGNORE_PERMANENTLY.
5198 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
5201 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
5203 * lto-streamer-out.c (output_unreferenced_globals): Output the full
5204 tree of an unreferenced global var.
5206 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5209 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5210 GTU to GT for V4SI and V2DI.
5212 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5213 (umin<mode>3): Removed.
5215 (uminv4si3): Likewise.
5217 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5220 * collect2.c (main): Turn on trace in collect2 if -v is passed
5223 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
5225 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
5226 description of expression operand.
5228 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
5230 * configure.ac: Add install-html to target_list for Make-hooks.
5231 * configure: Regenerate.
5232 * fortran/Make-lang.in (F95_HTMLFILES): New.
5233 (fortran.html): Use it.
5234 (fortran.install-html): New.
5235 * Makefile.in (install-html): Add lang.install-html.
5236 * java/Make-lang.in (JAVA_HTMLFILES): New.
5237 (java.html): Use it.
5238 (java.install-html): New.
5239 * objc/Make-lang.in (objc.install-html): New.
5240 * objcp/Make-lang.in (obj-c++.install-html): New.
5241 * cp/Make-lang.in (c++.install-html): New.
5242 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
5243 * lto/Make-lang.in (lto.install-html): New.
5245 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5248 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
5250 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
5252 PR rtl-optimization/41862
5253 * store-motion.c (store_killed_in_insn, compute_store_table,
5254 remove_reachable_equiv_notes, replace_store_insn,
5255 build_store_vectors): Ignore all DEBUG_INSNs.
5257 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5260 * common.opt: Add dumpdir.
5262 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
5264 (option_map): Add --dumpdir.
5266 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
5268 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
5270 * opts.c (decode_options): Try dump_dir_name first if
5271 dump_base_name isn't an absolute path.
5272 (common_handle_option): Handle OPT_dumpdir.
5274 * toplev.c (dump_dir_name): New.
5275 (print_switch_values): Also ignore -dumpdir.
5277 * toplev.h (dump_dir_name): New.
5279 2010-01-03 Richard Guenther <rguenther@suse.de>
5281 PR tree-optimization/42589
5282 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
5283 double-word expansion of bswap32.
5285 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
5287 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
5288 with BLOCK_FOR_INSN.
5289 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
5290 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
5291 noce_process_if_block): Likewise.
5292 * gcse.c (compute_local_properties, insert_expr_in_table,
5293 insert_set_in_table, canon_list_insert, find_avail_set,
5294 pre_insert_copy_insn): Likewise.
5296 * basic-block.h (BLOCK_NUM): Move from here...
5297 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
5299 2010-01-03 Richard Guenther <rguenther@suse.de>
5301 PR tree-optimization/42438
5302 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
5303 contains_may_not_return_call flag.
5304 (BB_MAY_NOTRETURN): New.
5305 (valid_in_sets): Trapping nary operations are not valid
5306 in blocks that may not return.
5307 (insert_into_preds_of_block): Remove check for trapping expressions.
5308 (compute_avail): Compute also BB_MAY_NOTRETURN.
5310 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
5312 * doc/invoke.texi: Add 2010 to copyright years.
5314 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
5316 * config/sparc/sparc.c: Fix formatting nits.
5318 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
5319 Alexander Monakov <amonakov@ispras.ru>
5321 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
5323 2010-01-02 Richard Guenther <rguenther@suse.de>
5326 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
5327 (simplify_switch_using_ranges): Mark to be removed edges
5330 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5332 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5334 * collect2.c (scan_libraries): Add missing argument in call to
5337 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
5340 * config/alpha/predicates.md (aligned_memory_operand): Return false
5342 (unaligned_memory_operand): Return true for CQImode.
5343 * config/alpha/alpha.c (get_aligned_mem): Assert that location
5344 doesn not cross aligned SImode word boundary.
5346 2010-01-02 Anatoly Sokolov <aesok@post.ru>
5348 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
5350 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
5351 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
5353 2010-01-02 Richard Guenther <rguenther@suse.de>
5356 * toplev.c (compile_file): Emit LTO marker properly. Change
5358 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
5360 2010-01-01 Richard Guenther <rguenther@suse.de>
5363 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
5365 2010-01-01 Richard Guenther <rguenther@suse.de>
5368 * c-decl.c (grokdeclarator): For zero-size arrays force
5369 structural equality checks as layout_type does.
5371 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5373 * builtins.c: Update copyright to 2010.
5375 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5378 * lto-streamer-out.c (produce_asm): Revert the last change.
5379 (copy_function): Likewise.
5381 * lto-streamer.c (lto_get_section_name): Skip any leading
5384 2010-01-01 Richard Guenther <rguenther@suse.de>
5387 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
5391 Copyright (C) 2010 Free Software Foundation, Inc.
5393 Copying and distribution of this file, with or without modification,
5394 are permitted in any medium without royalty provided the copyright
5395 notice and this notice are preserved.