1 2010-04-27 Jan Hubicka <jh@suse.cz>
3 * doc/invoke.texi (-fipa-profile): Document.
4 * opts.c (decode_options): Enable ipa-profile at -O1.
5 * timevar.def (TV_IPA_PROFILE): Define.
6 * common.opt (fipa-profile): Add.
7 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method flag
9 (cgraph_propagate_frequency): Handle only local ones.
10 * tree-pass.h (pass_ipa_profile): Declare.
11 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
12 (pass_ipa_profile): Use TV_IPA_PROFILE.
13 * ipa.c (ipa_profile): New function.
14 (gate_ipa_profile): Likewise.
15 (pass_ipa_profile): New global variable.
16 * passes.c (pass_ipa_profile): New.
18 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
20 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
22 2010-04-27 Martin Jambor <mjambor@suse.cz>
25 * ipa.c (dissolve_same_comdat_group_list): New function.
26 (function_and_variable_visibility): Call
27 dissolve_same_comdat_group_list when comdat group contains external or
29 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
30 lists are circular and that they contain only DECL_ONE_ONLY nodes.
32 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
34 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
35 (const_hash_1) <VECTOR_CST>: New case.
36 (compare_constant) <VECTOR_CST>: Likewise.
37 <ADDR_EXPR>: Deal with LABEL_REFs.
38 (copy_constant) <VECTOR_CST>: New case.
40 2010-04-27 Jan Hubicka <jh@suse.cz>
42 * cgraph.c (cgraph_propagate_frequency): New function.
43 * cgraph.h (cgraph_propagate_frequency): Declare.
44 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
45 cgraph_propagate_frequency.
47 2010-04-27 Jakub Jelinek <jakub@redhat.com>
49 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
51 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
54 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
55 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
56 here to determine which regs to push and how much stack to reserve.
58 2010-04-27 Jie Zhang <jie@codesourcery.com>
60 * doc/gimple.texi (gimple_statement_with_ops): Remove
61 addresses_taken field.
62 (gimple_statement_with_memory_ops): Likewise.
64 2010-04-27 Jan Hubicka <jh@suse.cz>
66 * tree-inline.c (eni_inlining_weights): Remove.
67 (estimate_num_insns): Special case more builtins.
69 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
72 * c-typeck.c (build_binary_op): Move forward check for comparison
73 pointer with null pointer constant and adjust the diagnostic message.
75 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
78 * configure.ac (gcc_cv_as_section_has_align): Set if installed
79 binutils supports extended .section directive needed by LTO, or
80 warn if older binutils found.
81 (LTO_BINARY_READER): New AC_SUBST'd variable.
82 (LTO_USE_LIBELF): Likewise.
83 * gcc/config.gcc (lto_binary_reader): New target-specific configure
85 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
86 (LTO_USE_LIBELF): Likewise.
87 * configure: Regenerate.
89 * collect2.c (is_elf): Rename from this ...
90 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
91 object files in addition to ELF-formatted ones.
92 (scan_prog_file): Caller updated. Also allow for LTO info marker
93 symbol to be prefixed or not by an extra underscore.
95 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
96 * config/i386/winnt.c: Also #include lto-streamer.h
97 (i386_pe_asm_named_section): Specify 1-byte section alignment for
99 (i386_pe_asm_output_aligned_decl_common): Add comment.
100 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
102 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
105 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
106 Add missing earlyclobber for second alternative.
108 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
110 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
111 bits for artificial defs at the top of the block.
112 * fwprop.c (single_def_use_enter_block): Don't call it.
114 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
117 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
118 instead of "$gcc_cv_objdump -T".
119 Use "-undefined dynamic_lookup" on darwin.
120 * gcc/configure: Regenerate.
122 2010-04-26 Jakub Jelinek <jakub@redhat.com>
125 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
127 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
129 * c-parser.c (struct c_token): Move location field up.
130 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
131 (struct c_declspecs): Convert typespec_word, storage_class, and
132 default_int_p into bitfields.
133 (struct c_declarator): Move loc field up.
135 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
137 * cfgloop.h (struct loop): Move can_be_parallel field up.
138 * ipa-prop.h (struct ip_node_params): Move bitfields up.
139 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
141 (struct iv_cand): Convert pos field into a bitfield.
142 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
144 (struct _stmt_vec_info): Shuffle fields for better packing.
146 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
148 * varasm.c (IN_NAMED_SECTION): Remove guard.
149 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
150 (IN_NAMED_SECTION_P): ...this.
151 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
152 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
154 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
156 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
157 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
158 of shadowing it. Fix comments.
160 2010-04-26 Jan Hubicka <jh@suse.cz>
162 * cgraph.c (cgraph_create_node): Set node frequency to normal.
163 (cgraph_clone_node): Copy function frequency.
164 * cgraph.h (node_frequency): New enum
165 (struct cgraph_node): Add.
166 * final.c (rest_of_clean_state): Update.
167 * lto-cgraph.c (lto_output_node): Output node frequency.
168 (input_overwrite_node): Input node frequency.
169 * tre-ssa-loop-ivopts (computation_cost): Update.
170 * lto-streamer-out.c (output_function): Do not output function
172 * predict.c (maybe_hot_frequency_p): Update and handle functions
174 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
176 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
177 (compute_function_frequency): Set noreturn functions to be executed
179 (choose_function_section): Update.
180 * lto-streamer-in.c (input_function): Do not input function frequency.
181 * function.c (allocate_struct_function): Do not initialize function
183 * function.h (function_frequency): Remove.
184 (struct function): Remove function frequency.
185 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
186 (try_update): Update.
187 * tree-inline.c (initialize_cfun): Do not update function frequency.
188 * passes.c (pass_init_dump_file): Update.
189 * i386.c (ix86_compute_frame_layout): Update.
190 (ix86_pad_returns): Update.
192 2010-04-26 Jie Zhang <jie@codesourcery.com>
194 PR tree-optimization/43833
195 * tree-vrp.c (range_int_cst_p): New.
196 (range_int_cst_singleton_p): New.
197 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
198 when both operands are constants. Use range_int_cst_p in
201 2010-04-26 Jan Hubicka <jh@suse.cz>
203 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
205 2010-04-26 Richard Guenther <rguenther@suse.de>
208 * gimple.c (gimple_decl_printable_name): Deal gracefully
209 with a NULL DECL_NAME.
211 2010-04-26 Richard Guenther <rguenther@suse.de>
214 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
215 if emitting debug information and it is either a function
218 2010-04-26 Ira Rosen <irar@il.ibm.com>
220 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
221 determine if the statement is vectorizable, and a macro to
223 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
224 Skip statements that can't be vectorized. If the analysis
225 fails, mark the statement as unvectorizable if vectorizing
227 (vect_compute_data_refs_alignment): Likewise.
228 (vect_verify_datarefs_alignment): Skip statements marked as
229 unvectorizable. Add print.
230 (vect_analyze_group_access): Skip statements that can't be
231 vectorized. If the analysis fails, mark the statement as
232 unvectorizable if vectorizing basic block.
233 (vect_analyze_data_ref_accesses, vect_analyze_data_refs):
235 * tree-vect-stmts.c (vectorizable_store): Fix the number of
236 generated stmts for SLP.
237 (new_stmt_vec_info): Initialize the new field.
238 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
239 statements marked as unvectorizable.
241 2010-04-25 Joseph Myers <joseph@codesourcery.com>
243 * c-common.c (flag_isoc1x): New.
244 (flag_isoc99): Update comment.
245 * c-common.h (flag_isoc1x): New.
246 (flag_isoc99): Update comment.
247 * c-cppbuiltin.c (builtin_define_float_constants): Also define
248 __<type>_DECIMAL_DIG__.
249 * c-opts.c (set_std_c1x): New.
250 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
251 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
252 * c.opt (-std=c1x, -std=gnu1x): New options.
253 * doc/cpp.texi: Mention -std=c1x.
254 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
255 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
256 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
257 * doc/standards.texi: Mention C1X.
258 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
259 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
260 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
263 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
265 * config/i386/gmon-sol2.c (_mcleanup): Change format string
266 placeholder from 0x%x to %#x.
267 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
268 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
269 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
270 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
271 * config/i386/i386.c (ix86_target_string): Ditto.
272 (output_pic_addr_const): Ditto.
273 (print_operand): Ditto.
275 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
277 * combine.c (find_split_point): Add third argument. Use it
278 to find nested multiply-accumulate instructions. Adjust calls.
279 (try_combine): Adjust call to find_split_point.
281 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
283 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
285 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
287 PR tree-optimization/41442
288 * fold-const.c (merge_truthop_with_opposite_arm): New function.
289 (fold_binary_loc): Call it.
291 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
293 * toplev.c (general_init): Set default for fdiagnostics-show-option.
294 * opts.c (common_handle_option): Allow disabling it.
295 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
297 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
299 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
300 between modes if both types are integral.
302 2010-04-23 Richard Guenther <rguenther@suse.de>
304 PR tree-optimization/43572
305 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
307 2010-04-23 Richard Guenther <rguenther@suse.de>
310 * tree-inline.c (tree_can_inline_p): Also check compatibility
313 2010-04-23 Martin Jambor <mjambor@suse.cz>
315 PR tree-optimization/43846
316 * tree-sra.c (struct access): New flag grp_assignment_read.
317 (build_accesses_from_assign): Set grp_assignment_read.
318 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
319 (enum mark_read_status): New type.
320 (analyze_access_subtree): Propagate grp_assignment_read, create
321 accesses also if both direct_read and root->grp_assignment_read.
323 2010-04-23 Martin Jambor <mjambor@suse.cz>
326 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
327 function does not have type attributes.
329 2010-04-23 Richard Guenther <rguenther@suse.de>
332 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
335 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
337 * sese.h (create_if_region_on_edge): Remove.
339 * sese.c (create_if_region_on_edge): Make static.
341 * tree-inline.c: Do not include ggc.h.
343 * expr.c: Do not include ggc.h.
345 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
348 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
351 * config/sh/sh.c (find_barrier): Don't emit a constant pool
352 in the middle of insns for casesi_worker_2.
354 2010-04-22 David Edelsohn <edelsohn@gnu.org>
356 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
358 2010-04-22 Ira Rosen <irar@il.ibm.com>
360 PR tree-optimization/43842
361 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
362 loop unrolling in update of exit phis. Fix comment.
363 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
364 least two reduction statements in the loop before starting SLP
367 2010-04-22 Nick Clifton <nickc@redhat.com>
369 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
371 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
373 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
376 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
378 * tree-parloops.c (loop_parallel_p): New argument
379 parloop_obstack. Pass it down.
380 (parallelize_loops): New variable parloop_obstack. Initialize it,
381 pass it down, free it.
383 * tree-loop-linear.c (linear_transform_loops): Pass down
386 * tree-data-ref.h (lambda_compute_access_matrices): New argument
387 of type struct obstack *.
389 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
390 scratch_obstack. Initialize it, pass down, free it.
392 * lambda.h (lambda_loop_new): Remove.
393 (lambda_matrix_new, lambda_matrix_inverse)
394 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
395 argument of type struct obstack *.
397 * lambda-trans.c (lambda_trans_matrix_new): New argument
398 lambda_obstack. Pass it down, use obstack allocation for ret.
399 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
402 * lambda-mat.c (lambda_matrix_get_column)
403 (lambda_matrix_project_to_null): Remove.
404 (lambda_matrix_new): New argument lambda_obstack. Use obstack
406 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
409 * lambda-code.c (lambda_loop_new): New function.
410 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
411 (lambda_compute_auxillary_space, lambda_compute_target_space)
412 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
413 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
414 (build_access_matrix): New argument lambda_obstack. Use obstack
416 (lambda_compute_step_signs, lambda_compute_access_matrices): New
417 argument lambda_obstack. Pass it down.
419 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
421 * optabs.h (expand_widening_mult): Declare.
423 2010-04-22 Richard Guenther <rguenther@suse.de>
425 PR tree-optimization/43845
426 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
427 lookup the CALL_EXPR function and arguments.
429 2010-04-22 Nick Clifton <nickc@redhat.com>
431 * config/stormy16/stormy16.c
432 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
433 * config/stormy16/stormy16.h: Tidy up formatting.
434 (DONT_USE_BUILTIN_SETJMP): Remove definition.
435 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
436 (ineqbranchsi): Delete pattern.
437 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
438 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
439 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
440 stormy16-lib2-ucmpsi2.c.
442 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
444 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
445 df_simulate_find_noclobber_defs as appropriate. Keep track of an
446 extra set merge_set_noclobber, and use it to relax the final test
448 * df.h (df_simulate_find_noclobber_defs): Declare.
449 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
451 (df_simulate_find_noclobber_defs): New function.
453 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
455 * config/i386/i386.md: Use {} around multi-line preparation statements.
457 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
459 * c-tree.h (push_init_level, pop_init_level, set_init_index)
460 (process_init_element): New argument of type struct obstack *.
462 * c-typeck.c (push_init_level, pop_init_level, set_designator)
463 (set_init_index, set_init_label, set_nonincremental_init)
464 (set_nonincremental_init_from_string, find_init_member)
465 (output_init_element, output_pending_init_elements)
466 (process_init_element): New argument braced_init_obstack. Pass it
468 (push_range_stack, add_pending_init): New argument
469 braced_init_obstack. Use obstack allocation.
471 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
472 braced_init_obstack. Pass it down.
473 (c_parser_braced_init): New variables ret, braced_init_obstack.
474 Initialize obstack, pass it down and finally free it.
476 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
479 * tree-pass.h (pass_optimize_widening_mul): Declare.
480 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
481 gate_optimize_widening_mul): New static functions.
482 (pass_optimize_widening_mul): New.
483 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
484 <case MULT_EXPR>: Remove support for widening multiplies.
485 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
486 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
487 simplify_gen_unary rather than directly building extensions.
488 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
490 * expmed.c (expand_widening_mult): New function.
491 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
493 2010-04-21 Jan Hubicka <jh@suse.cz>
495 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
496 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
497 * lto-wpa-fixup.c: Remove.
498 * Makefile.in (lto-wpa-fixup.o): Remove.
499 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
500 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
501 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
503 2010-04-21 Jan Hubicka <jh@suse.cz>
505 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
506 add write_optimization_summary, read_optimization_summary.
507 (ipa_write_summaries_of_cgraph_node_set): Remove.
508 (ipa_write_optimization_summaries): Declare.
509 (ipa_read_optimization_summaries): Declare.
510 * ipa-cp.c (pass_ipa_cp): Update.
511 * ipa-reference.c (pass_ipa_reference): Update.
512 * ipa-pure-const.c (pass_ipa_pure_const): Update.
513 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
515 * ipa-inline.c (pass_ipa_inline): Update.
516 * ipa.c (pass_ipa_whole_program): Update.
517 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
518 * passes.c (ipa_write_summaries_1): Do not test wpa.
519 (ipa_write_optimization_summaries_1): New.
520 (ipa_write_optimization_summaries): New.
521 (ipa_read_summaries): Do not test ltrans.
522 (ipa_read_optimization_summaries_1): New.
523 (ipa_read_optimization_summaries): New.
525 2010-04-21 Jan Hubicka <jh@suse.cz>
527 * lto-cgraph.c (lto_output_node): Do not output comdat groups
529 (output_cgraph): Do not arrange comdat groups for boundary nodes.
531 2010-04-21 Jakub Jelinek <jakub@redhat.com>
534 * dwarf2out.c (add_name_and_src_coords_attributes): Add
535 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
537 2010-04-21 Jan Hubicka <jh@suse.cz>
539 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
541 2010-04-21 Jan Hubicka <jh@suse.cz>
543 * varpool.c (decide_is_variable_needed): Variable is always needed
546 2010-04-21 Jan Hubicka <jh@suse.cz>
548 * opts.c (decode_options): Enable pure-const pass for whopr.
550 2010-04-21 Jan Hubicka <jh@suse.cz>
552 * cgraph.c (dump_cgraph_node): Dump also assembler name.
553 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
555 (cgraph_decide_inlining): Do not expect callee to be removed in all
558 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
560 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
562 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
564 * config/i386/i386.md (x86_shrd): Add athlon_decode and
565 amdfam10_decode attributes.
567 2010-04-21 Jakub Jelinek <jakub@redhat.com>
570 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
571 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
572 (lower_copyprivate_clauses): Use private var in outer
573 context instead of original var. Make sure the types
574 are correct for VLAs.
576 2010-04-21 Richard Guenther <rguenther@suse.de>
578 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
579 to non-pointer objects.
581 2010-04-21 Jakub Jelinek <jakub@redhat.com>
583 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
584 last chain entry if it starts with the still current label.
585 (add_location_or_const_value_attribute): Check that
586 loc_list->first->next is NULL instead of comparing ->first with ->last.
587 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
588 to add_var_loc_to_decl.
590 * dwarf2out.c (output_call_frame_info): For dw_cie_version
591 >= 4 add also address size and segment size fields into CIE header.
593 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
594 long as address size is the same as sizeof (void *) and
596 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
597 address size or segment size is unexpected, return DW_EH_PE_omit.
598 (classify_object_over_fdes): If get_cie_encoding returned
599 DW_EH_PE_omit, return -1.
600 (init_object): If classify_object_over_fdes returned -1,
601 pretend there were no FDEs at all.
603 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
605 * config/i386/i386.md (bswap<mode>2): Macroize expander from
606 bswap{si,di}2 using SWI48 mode iterator.
607 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
608 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
609 set modrm attribute of bswap insn to 0 and remove length attribute.
610 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
611 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
612 set mode attribute to <MODE> and remove length attribute.
614 2010-04-20 James E. Wilson <wilson@codesourcery.com>
616 PR rtl-optimization/43520
617 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
618 zero available registers.
620 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
622 * builtins.c (fold_builtin_cproj): Fold more cases.
624 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
626 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
627 (fold_builtin_1): Fold builtin cproj.
628 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
629 Use ATTR_CONST_NOTHROW_LIST.
631 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
633 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
634 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
635 ffsi2_no_cmove for !TARGET_CMOVE.
636 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
637 (ffssi2): Remove expander.
638 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
640 (ctz<mode>2): Ditto from ctz{si,di}2.
641 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
643 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
646 2010-04-20 Jakub Jelinek <jakub@redhat.com>
648 * dwarf2out.c (AT_linkage_name): Define.
649 (clone_as_declaration): Handle DW_AT_linkage_name.
650 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
651 of DW_AT_MIPS_linkage_name.
652 (move_linkage_attr): Likewise.
653 (dwarf2out_finish): Likewise.
655 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
658 * fold-const.c (fold_comparison): New folding rule.
660 2010-04-20 Anatoly Sokolov <aesok@post.ru>
662 * double-int.h (double_int_setbit): Declare.
663 * double-int.c (double_int_setbit): New function.
664 * rtl.h (immed_double_int_const): Declare.
665 * emit-rtl.c (immed_double_int_const): New function.
666 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
667 and immed_double_int_const functions.
668 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
669 expand_copysign_bit): (Ditto.).
670 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
671 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
672 * dojump.c (prefer_and_bit_test): (Ditto.).
673 * expr.c (convert_modes, reduce_to_bit_field_precision,
674 const_vector_from_tree): (Ditto.).
675 * expmed.c (mask_rtx, lshift_value): (Ditto.).
677 2010-04-20 Jan Hubicka <jh@suse.cz>
679 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
680 (dump_cgraph_node): Dump new flags.
681 * cgraph.h (struct cgraph_node): Add flags
682 reachable_from_other_partition and in_other_partition.
683 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
684 other partition can not be removed.
685 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
686 the other partition must be output; silence sanity checking on
687 leaking functions bodies from other paritition.
688 * lto-cgraph.c (reachable_from_other_partition_p): New function.
689 (lto_output_node): Output new flags; do not sanity check that inline
690 clones are output; drop lto_forced_extern_inline_p code; do not mock
691 visibility flags at partition boundaries.
692 (add_node_to): New function.
693 (output_cgraph): Use it to sort functions so masters appear before
695 (input_overwrite_node): Input new flags.
696 * passes.c (ipa_write_summaries): Do not call
697 lto_new_extern_inline_states.
698 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
699 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
700 lto_forced_extern_inline_p): Kill.
701 * lto-streamer.h (lto_new_extern_inline_states,
702 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
703 lto_forced_extern_inline_p): Kill.
705 2010-04-20 Richard Guenther <rguenther@suse.de>
707 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
708 from vars that can have pointers.
709 (process_constraint): Dump useless constraints.
711 2010-04-20 Richard Guenther <rguenther@suse.de>
713 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
714 (dump_sa_points_to_info): Remove asserts.
715 (init_base_vars): nothing_id isn't an escape point nor does it
718 2010-04-20 Jakub Jelinek <jakub@redhat.com>
720 * tree.h (TYPE_REF_IS_RVALUE): Define.
721 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
722 should_move_die_to_comdat, prune_unused_types_walk): Handle
723 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
724 (modified_type_die, gen_reference_type_die): Emit
725 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
726 if TYPE_REF_IS_RVALUE and -gdwarf-4.
728 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
731 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
732 calls for -fpic -m31 if they have been sibcall optimized.
734 2010-04-19 James E. Wilson <wilson@codesourcery.com>
736 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
737 ar.lc fixed and call-used.
739 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
741 2010-04-19 Jan Hubicka <jh@suse.cz>
743 * opts.c (decode_options): Disable whpr incompatible passes.
744 * lto/lto.c (lto_1_to_1_map): Skip clones.
745 (read_cgraph_and_symbols): Do not mark everything as needed.
746 (do_whole_program_analysis): Do map only after optimizing;
747 set proper cgraph_state; use passmanager.
749 2010-04-19 DJ Delorie <dj@redhat.com>
751 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
752 POINTER_PLUS_EXPR and fix them.
754 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
756 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
757 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
758 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
759 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
760 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
761 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
762 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
763 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
764 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
765 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
766 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
768 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
770 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
771 (check_cond_move_block): Likewise.
772 (cond_move_process_if_block): Likewise.
773 (noce_find_if_block): Improve formatting.
774 (find_if_header): Pass 0 to memset and tweak conditions.
775 (cond_exec_find_if_block): Fix long lines and tweak conditions.
777 2010-04-19 Jakub Jelinek <jakub@redhat.com>
779 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
783 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
784 with non-local decl doesn't need chain.
786 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
788 * ira-color.c (allocno_reload_assign): Avoid accumulating
789 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
791 2010-04-19 Martin Jambor <mjambor@suse.cz>
793 * gimple.h (create_tmp_reg): Declare.
794 * gimplify.c (create_tmp_reg): New function.
795 (gimplify_return_expr): Use create_tmp_reg.
796 (gimplify_omp_atomic): Likewise.
797 (gimple_regimplify_operands): Likewise.
798 * tree-dfa.c (make_rename_temp): Likewise.
799 * tree-predcom.c (predcom_tmp_var): Likewise.
800 (reassociate_to_the_same_stmt): Likewise.
801 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
802 (get_replaced_param_substitute): Likewise.
803 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
804 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
805 * tree-ssa-pre.c (get_representative_for): Likewise.
806 (create_expression_by_pieces): Likewise.
807 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
808 (create_tailcall_accumulator): Likewise.
810 2010-04-19 Martin Jambor <mjambor@suse.cz>
812 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
814 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
816 2010-04-19 Richard Guenther <rguenther@suse.de>
818 PR tree-optimization/43796
819 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
820 from SCEV in the lattice.
821 (vrp_visit_phi_node): Dump change.
823 2010-04-19 Richard Guenther <rguenther@suse.de>
825 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
826 * configure: Re-generated.
828 2010-04-19 Richard Guenther <rguenther@suse.de>
830 PR tree-optimization/43783
831 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
832 constant ARRAY_REF operands two and three if possible.
834 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
837 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
839 2010-04-19 Jie Zhang <jie@codesourcery.com>
842 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
844 2010-04-19 Ira Rosen <irar@il.ibm.com>
846 PR tree-optimization/37027
847 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
848 and macro to access it.
849 (vectorizable_reduction): Add argument.
850 (vect_get_slp_defs): Likewise.
851 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
852 statements for possible use in SLP.
853 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
854 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
855 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
857 (vectorizable_reduction): Likewise.
858 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
860 (vectorizable_type_demotion, vectorizable_type_promotion,
861 vectorizable_store): Likewise.
862 (vect_analyze_stmt): Update call to vectorizable_reduction.
863 (vect_transform_stmt): Likewise.
864 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
865 (vect_build_slp_tree): Fix indentation. Check that there are no loads
866 from different interleaving chains in same node.
867 (vect_slp_rearrange_stmts): New function.
868 (vect_supported_load_permutation_p): Allow load permutations for
869 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
870 inside SLP nodes if necessary.
871 (vect_analyze_slp_instance): Handle reductions.
872 (vect_analyze_slp): Try to build SLP instances originating from groups
874 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
875 (vect_get_constant_vectors): Create initial vectors for reductions
876 according to reduction code. Add new argument.
877 (vect_get_slp_defs): Add new argument, pass it to
878 vect_get_constant_vectors.
879 (vect_schedule_slp_instance): Remove SLP tree root statements.
881 2010-04-19 Jakub Jelinek <jakub@redhat.com>
883 * tree.h (ENUM_IS_SCOPED): Define.
884 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
885 for ENUM_IS_SCOPED enums.
887 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
889 * fold-const.c (fold_comparison): Use ssizetype.
890 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
891 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
892 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
893 * tree-object-size.c (compute_object_sizes): Use size_type_node.
895 * tree.h (initialize_sizetypes): Remove parameter.
896 (build_common_tree_nodes): Remove second parameter.
897 * stor-layout.c (initialize_sizetypes): Remove parameter.
898 Always create an unsigned type.
899 (set_sizetype): Assert that the passed type is unsigned and simplify.
900 * tree.c (build_common_tree_nodes): Remove second parameter.
901 Adjust call to initialize_sizetypes.
902 * c-decl.c (c_init_decl_processing): Remove second argument in call to
903 build_common_tree_nodes.
905 2010-04-18 Matthias Klose <doko@ubuntu.com>
907 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
909 2010-04-18 Ira Rosen <irar@il.ibm.com>
911 PR tree-optimization/43771
912 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
913 load permutation doesn't have gaps.
915 2010-04-18 Jan Hubicka <jh@suse.cz>
917 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
918 (sse_prologue_save_insn expander): Use new pattern.
919 (sse_prologue_save_insn1): New pattern and splitter.
920 (sse_prologue_save_insn): Update to deal also with 64bit aligned
922 * i386.c (setup_incoming_varargs_64): Do not compute jump
924 (ix86_gimplify_va_arg): Update alignment needed.
925 (ix86_local_alignment): Do not align all local arrays to 128bit.
927 2010-04-17 Jan Hubicka <jh@suse.cz>
929 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
931 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
933 * arm.md (negdi2): Remove redundant code to force values into a
936 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
938 * arm/bpabi.S: Add EABI alignment attributes to objects.
939 * arm/bpabi-v6m.S: Likewise.
940 * arm/crti.asm: Likewise.
941 * arm/crtn.asm: Likewise.
942 * arm/lib1funcs.asm: Likewise.
943 * arm/libunwind.S: Likewise.
945 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
947 * arm-protos.h (tune_params): New structure.
948 * arm.c (current_tune): New variable.
949 (arm_constant_limit): Delete.
950 (struct processors): Add pointer to the tune parameters.
951 (arm_slowmul_tune): New tuning option.
952 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
953 (all_cores): Adjust to pick up the tuning model.
954 (arm_constant_limit): New function.
955 (arm_override_options): Select the appropriate tuning model. Delete
956 initialization of arm_const_limit.
957 (arm_split_constant): Use the new constant-limit model.
958 (arm_rtx_costs): Pick up the current tuning model.
959 * arm.md (is_strongarm, is_xscale): Delete.
960 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
961 for Xscale variant architectures.
962 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
964 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
966 * config/arm/arm.c (arm_gen_constant): Remove unused variable
968 (arm_rtx_costs_1): Remove unused variable extra_cost.
969 (arm_unwind_emit_set): Use variable offset.
970 (thumb1_output_casesi): Remove unused variable flags.
972 2010-04-16 Jeff Law <law@redhat.com>
974 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
975 needing assignment rather than doing a two-phase assignment. Remove
978 2010-04-16 Jakub Jelinek <jakub@redhat.com>
981 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
983 2010-04-16 Doug Kwan <dougkwan@google.com>
985 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
986 (next_operand_entry_id): New static variable.
987 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
988 (add_to_ops_vec): Assigned unique ID to operand entry.
989 (struct oecount_s): New field ID.
990 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
991 (undistribute_ops_list): Assign unique IDs to oecounts.
992 (init_reassoc): reset next_operand_entry_id.
994 2010-04-16 Doug Kwan <dougkwan@google.com>
996 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
997 missing left parenthesis.
999 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
1001 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
1002 *btdi_rex64 using SWI48 mode iterator.
1003 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
1004 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
1005 *jcc_btdi_mask_rex64.
1007 2010-04-16 Anatoly Sokolov <aesok@post.ru>
1009 * double-int.h (tree_to_double_int): Convert to macro.
1010 * double-int.c (tree_to_double_int): Remove.
1012 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1015 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
1016 with want_address 2 and in case a single element list might be
1017 possible, call it again with want_address 0.
1019 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1021 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
1022 case 'W' print operands for HI mode.
1023 * config/h8300/h8300.h (Y0, Y2) : New constraints.
1024 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
1025 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
1026 * config/h8300/predicate.md (bit_register_indirect_operand): New.
1028 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
1030 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
1031 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
1032 #xx:3 and #xx:4 mode.
1034 * config/h8300/h8300.md (inverted load with HImode dest): Add
1035 support for H8300SX.
1037 * config/h8300/predicate.md (bit_operand): Allow immediate values that
1038 satisfy 'U' constraint.
1040 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1042 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
1043 * configure: Regenerate.
1044 * config.in: Regenerate.
1045 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
1048 2010-04-16 Richard Guenther <rguenther@suse.de>
1050 * tree.h (struct tree_decl_minimal): Move pt_uid ...
1051 (struct tree_decl_common): ... here.
1052 (DECL_PT_UID): Adjust.
1053 (SET_DECL_PT_UID): Likewise.
1054 (DECL_PT_UID_SET_P): Likewise.
1056 2010-04-16 Richard Guenther <rguenther@suse.de>
1058 PR tree-optimization/43572
1059 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
1060 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
1061 * tree-flow.h (is_call_clobbered): Remove.
1062 * tree-flow-inline.h (is_call_clobbered): Likewise.
1063 * tree-dfa.c (dump_variable): Do not dump call clobber state.
1064 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
1065 (execute_return_slot_opt): Adjust.
1066 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
1067 check for call clobbered vars here.
1068 (find_tail_calls): Move tailcall verification to the
1071 2010-04-16 Diego Novillo <dnovillo@google.com>
1073 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
1075 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1078 * config/arm/arm.md (cbranchqi4): New pattern.
1079 * config/arm/predicates.md (const0_operand,
1080 cbranchqi4_comparison_operator): New predicates.
1082 2010-04-16 Richard Guenther <rguenther@suse.de>
1084 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
1085 (dump_gimple_stmt): Likewise.
1087 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1089 * recog.h (struct recog_data): New field is_operator.
1090 (struct insn_operand_data): New field is_operator.
1091 * recog.c (extract_insn): Set recog_data.is_operator.
1092 * genoutput.c (output_operand_data): Emit code to set the
1094 * reload.c (find_reloads): Use it rather than testing for an
1095 empty constraint string.
1098 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
1099 If the previous insn is a cbranchsi4_insn with the same arguments,
1100 omit the compare instruction.
1102 * config/arm/arm.md (addsi3_cbranch): If destination is a high
1103 register, inputs must be low registers and we need a low register
1104 scratch. Handle alternative 2 like alternative 3.
1106 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1108 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
1109 don't call get_addr on both. If one expression is a VALUE and
1110 the other a REG, check VALUE's locs if the REG isn't among them.
1112 2010-04-16 Christian Bruel <christian.bruel@st.com>
1114 * config/sh/sh.h (sh_frame_pointer_required): New function.
1115 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
1116 (flag_omit_frame_pointer) Set.
1117 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
1118 (rounded_frame_size): Adjust size with outgoing_args_size.
1119 (sh_set_return_address): Must return from stack pointer.
1120 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
1121 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1122 (ACCUMULATE_OUTGOING_ARGS): Define.
1123 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
1124 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
1126 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1129 * config/sh/sh.c (sh_legitimize_reload_address): Use
1130 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
1131 Remove a unneeded check for offset_base.
1133 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
1135 * configure: Regenerated.
1137 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1139 * config/s390/s390.c (s390_call_save_register_used): Switch back
1140 to HARD_REGNO_NREGS.
1142 2010-04-15 Richard Guenther <rguenther@suse.de>
1144 * alias.c (alias_set_subset_of): Handle alias-set zero
1147 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
1148 Julian Brown <julian@codesourcery.com>
1150 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
1151 alternatives according to use of high and low regs.
1152 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
1153 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
1154 optimizing for size on Thumb-2.
1156 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
1158 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
1160 2010-04-15 Richard Guenther <rguenther@suse.de>
1162 * tree-ssa-structalias.c (struct variable_info): Add
1164 (new_var_info): Initialize it.
1165 (dump_constraints): Support printing last added constraints.
1166 (debug_constraints): Adjust.
1167 (dump_constraint_graph): Likewise.
1168 (make_heapvar_for): Check for NULL cfun.
1169 (get_function_part_constraint): New function.
1170 (get_fi_for_callee): Likewise.
1171 (find_func_aliases): Properly implement IPA PTA constraints.
1172 (process_ipa_clobber): New function.
1173 (find_func_clobbers): Likewise.
1174 (insert_into_field_list_sorted): Remove.
1175 (create_function_info_for): Properly allocate vars for IPA mode.
1176 Do not use insert_into_field_list_sorted.
1177 (create_variable_info_for): Properly generate constraints for
1178 global vars in IPA mode.
1179 (dump_solution_for_var): Always dump the solution.
1180 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
1181 (find_what_var_points_to): Adjust.
1182 (pt_solution_set): Change.
1183 (pt_solution_ior_into): New function.
1184 (pt_solution_empty_p): Export.
1185 (pt_solution_includes_global): Adjust.
1186 (pt_solution_includes_1): Likewise.
1187 (pt_solutions_intersect_1): Likewise.
1188 (dump_sa_points_to_info): Check some invariants.
1189 (solve_constraints): Move constraint dumping ...
1190 (compute_points_to_sets): ... here.
1191 (ipa_pta_execute): ... and here.
1192 (compute_may_aliases): Do not re-compute points-to info
1193 locally if IPA info is available.
1194 (ipa_escaped_pt): New global var.
1195 (ipa_pta_execute): Properly implement IPA PTA.
1196 * tree-into-ssa.c (dump_decl_set): Support dumping
1197 decls not in referenced-vars.
1198 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
1199 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
1200 (dump_points_to_solution): Likewise.
1201 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
1202 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
1203 (remap_gimple_stmt): Reset call clobber/use information if necessary.
1204 (copy_decl_to_var): Copy DECL_PT_UID.
1205 (copy_result_decl_to_var): Likewise.
1206 * tree.c (make_node_stat): Initialize DECL_PT_UID.
1207 (copy_node_stat): Copy it.
1208 * tree.h (DECL_PT_UID): New macro.
1209 (SET_DECL_PT_UID): Likewise.
1210 (DECL_PT_UID_SET_P): Likewise.
1211 (struct tree_decl_minimal): Add pt_uid member.
1212 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
1213 (pt_solution_empty_p): Declare.
1214 (pt_solution_set): Adjust.
1215 (ipa_escaped_pt): Declare.
1216 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
1217 * gimple-pretty-print.c (pp_points_to_solution): New function.
1218 (dump_gimple_call): Dump call clobber/use information.
1219 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
1220 * tree-pass.h (TDF_ALIAS): New dump option.
1221 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
1222 * doc/invoke.texi (-fipa-pta): Update documentation.
1224 2010-04-15 Richard Guenther <rguenther@suse.de>
1226 * Makefile.in (OBJS-common): Add gimple-fold.o.
1227 (gimple-fold.o): New rule.
1228 * tree.h (maybe_fold_offset_to_reference,
1229 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
1231 * gimple.h: ... here.
1232 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
1233 may_propagate_address_into_dereference): Move prototypes ...
1234 * gimple.h: ... here.
1235 * tree-ssa-ccp.c (get_symbol_constant_value,
1236 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
1237 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
1238 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
1239 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
1240 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
1241 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
1242 gimplify_and_update_call_from_tree): Move ...
1243 * gimple-fold.c: ... here. New file.
1244 (ccp_fold_builtin): Rename to ...
1245 (gimple_fold_builtin): ... this.
1246 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
1248 2010-04-15 Richard Guenther <rguenther@suse.de>
1250 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
1251 fit_double_type, force_fit_type_double, add_double_with_sign,
1252 neg_double, mul_double_with_sign, lshift_double, rshift_double,
1253 lrotate_double, rrotate_double, div_and_round_double): Move ...
1254 * double-int.c: ... here.
1255 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
1256 add_double, neg_double, mul_double_with_sign, mul_double,
1257 lshift_double, rshift_double, lrotate_double, rrotate_double,
1258 div_and_round_double): Move prototypes ...
1259 * double-int.h: ... here.
1261 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
1264 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
1265 matching constraints to ensure inputs match the output.
1267 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1270 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
1271 in an input-only operand.
1273 2010-04-15 Anatoly Sokolov <aesok@post.ru>
1275 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
1276 (double_int_not, double_int_lshift, double_int_rshift): Declare.
1277 (double_int_negative_p): Convert to static inline function.
1278 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
1279 (double_int_negative_p): Remove.
1280 * tree.h (lshift_double, rshift_double):
1281 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
1282 * fold-const.c (fold_convert_const_int_from_real,
1283 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
1284 (lshift_double): Change type of arith argument to bool.
1285 (rshift_double): Change type of arith argument to bool. Correct
1287 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1289 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
1292 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
1293 at the start and end of the then/else blocks, and omit them from the
1295 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
1296 argument; all callers changed. Pass zero to old_insns_match_p instead.
1297 (flow_find_head_matching_sequence): New function.
1298 (old_insns_match_p): Check REG_EH_REGION notes for calls.
1299 * basic-block.h (flow_find_cross_jump,
1300 flow_find_head_matching_sequence): Declare functions.
1302 2010-04-14 Jason Merrill <jason@redhat.com>
1305 * c-common.c (attribute_takes_identifier_p): New fn.
1306 * c-common.h: Declare it.
1308 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1310 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1312 (*udivmod<mode>4): Ditto.
1314 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1316 * config/i386/i386.md (maxmin_int): Rename code attribute from
1317 maxminiprefix and update all users.
1318 (maxmin_float): Ditto from maxminfprefix.
1319 (logic): Ditto from logicprefix.
1320 (absneg_mnemonic): Ditto from absnegprefix.
1321 * config/i386/mmx.md: Update all users of maxminiprefix,
1322 maxminfprefix and logicprefix for rename.
1323 * config/i386/sse.md: Ditto.
1324 * config/i386/sync.md (sync_<code><mode>): Update for
1327 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1330 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1331 warnings converted to errors.
1333 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1335 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1336 used insn_type variable.
1337 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1338 to avoid set-but-not-used warning.
1340 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1342 * df-core.c (df_ref_debug): Change format string placeholder
1344 * dwarf2asm.c (dw2_asm_output_data_raw,
1345 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1346 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1347 * dwarf2out.c (output_cfi, output_cfi_directive,
1348 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1349 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1351 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1352 * print-rtl.c (print_rtx): Ditto.
1354 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1357 * builtins.c (expand_builtin_pow_root): New function to expand pow
1358 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1359 series of sqrt and cbrt calls under -ffast-math.
1360 (expand_builtin_pow): Call it.
1362 2010-04-14 Michael Matz <matz@suse.de>
1364 PR tree-optimization/42963
1365 * tree-cfg.c (touched_switch_bbs): New static variable.
1366 (group_case_labels_stmt): New function broken out from ...
1367 (group_case_labels): ... here, use the above.
1368 (start_recording_case_labels): Allocate touched_switch_bbs.
1369 (end_recording_case_labels): Deallocate it, call
1370 group_case_labels_stmt.
1371 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1373 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1375 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1378 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1380 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1382 2010-04-13 Jan Hubicka <jh@suse.cz>
1384 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1385 of optimized out static functions.
1386 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1387 cost computation. Also sanity check for overflows.
1388 (update_caller_keys): Update cgraph_edge_badness call; properly
1389 update fibheap and sanity check that it is up to date.
1390 (add_new_edges_to_heap): Update cgraph_edge_badness.
1391 (cgraph_decide_inlining_of_small_function): Likewise;
1392 add sanity checking that badness in heap is up to date;
1393 improve dumping of reason; Update badness of calls to the
1394 offline copy of function currently inlined; dump badness
1395 of functions not inlined because of unit growth limits.
1397 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1400 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1401 because of sign-extension change when converting to sizetype here...
1402 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1404 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1405 the folding to constants. Remove redundant final conversion.
1406 (fold_binary) <associate>: Do not associate if the re-association of
1407 constants alone overflows.
1408 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1409 to the end of the list.
1410 (multiple_of_p) <COND_EXPR>: New case.
1412 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1414 * opt-functions.awk (opt_sanitized_name): New.
1416 * optc-gen.awk: Use it
1417 * opth-gen.awk: Use it.
1419 2010-04-13 Martin Jambor <mjambor@suse.cz>
1421 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1422 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1423 children. Call replace_uses_with_default_def_ssa_name to handle
1426 2010-04-13 Michael Matz <matz@suse.de>
1429 * builtins.c (expand_builtin_interclass_mathfn): Also create
1430 a register if the predicate doesn't match.
1432 2010-04-13 Diego Novillo <dnovillo@google.com>
1434 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1435 * c-pch.c: Include timevar.h.
1436 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1437 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1438 * ggc-common.c: Include timevar.h.
1439 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1440 * timevar.def (TV_PCH_SAVE): Define.
1441 (TV_PCH_CPP_SAVE): Define.
1442 (TV_PCH_PTR_REALLOC): Define.
1443 (TV_PCH_PTR_SORT): Define.
1444 (TV_PCH_RESTORE): Define.
1445 (TV_PCH_CPP_RESTORE): Define.
1447 2010-04-13 Michael Matz <matz@suse.de>
1449 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1451 (can_reassociate_p): New function.
1452 (break_up_subtract_bb, reassociate_bb): Use it.
1454 2010-04-13 Richard Guenther <rguenther@suse.de>
1457 * builtins.c (c_readstr): Fix assert.
1459 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1461 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1462 when generating cltd insn.
1464 (*ashl<mode>3_1): Remove special handling for register operand 2.
1465 (*ashlsi3_1_zext): Ditto.
1466 (*ashlhi3_1): Ditto.
1467 (*ashlhi3_1_lea): Ditto.
1468 (*ashlqi3_1): Ditto.
1469 (*ashlqi3_1_lea): Ditto.
1470 (*<shiftrt_insn><mode>3_1): Ditto.
1471 (*<shiftrt_insn>si3_1_zext): Ditto.
1472 (*<shiftrt_insn>qi3_1_slp): Ditto.
1473 (*<rotate_insn><mode>3_1): Ditto.
1474 (*<rotate_insn>si3_1_zext): Ditto.
1475 (*<rotate_insn>qi3_1_slp): Ditto.
1477 2010-04-13 Richard Guenther <rguenther@suse.de>
1479 * tree-ssa-structalias.c (callused_id): Remove.
1480 (call_stmt_vars): New.
1481 (get_call_vi): Likewise.
1482 (lookup_call_use_vi): Likewise.
1483 (lookup_call_clobber_vi): Likewise.
1484 (get_call_use_vi): Likewise.
1485 (get_call_clobber_vi): Likewise.
1486 (make_transitive_closure_constraints): Likewise.
1487 (handle_const_call): Adjust to do per-call call-used handling.
1488 (handle_pure_call): Likewise.
1489 (find_what_var_points_to): Remove general callused handling.
1490 (init_base_vars): Likewise.
1491 (init_alias_vars): Initialize call_stmt_vars.
1492 (compute_points_to_sets): Process call-used and call-clobbered
1493 vars for call statements.
1494 (delete_points_to_sets): Free call_stmt_vars.
1496 2010-04-13 Richard Guenther <rguenther@suse.de>
1498 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1499 Only add RW dependence for dependence distance zero.
1500 Adjust maximal vectorization factor according to dependences.
1501 Move alignment handling ...
1502 (vect_find_same_alignment_drs): ... here. New function.
1503 (vect_analyze_data_ref_dependences): Adjust.
1504 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1505 (vect_analyze_data_refs): Adjust minimal vectorization factor
1506 according to data references.
1507 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1508 dependences before determining the vectorization factor.
1509 Analyze alignment after determining the vectorization factor.
1510 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1511 dependences before alignment.
1512 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1514 (vect_analyze_data_refs): Likewise.
1515 (MAX_VECTORIZATION_FACTOR): New define.
1517 2010-04-13 Duncan Sands <baldrick@free.fr>
1519 * except.h (lang_eh_type_covers): Remove.
1520 * except.c (lang_eh_type_covers): Likewise.
1522 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1523 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1525 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1526 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1527 UNITS_PER_LONG where it is ABI relevant.
1528 (s390_return_addr_rtx): Likewise.
1529 (s390_back_chain_rtx): Likewise.
1530 (s390_frame_area): Likewise.
1531 (s390_frame_info): Likewise.
1532 (s390_initial_elimination_offset): Likewise.
1533 (save_gprs): Likewise.
1534 (s390_emit_prologue): Likewise.
1535 (s390_emit_epilogue): Likewise.
1536 (s390_function_arg_advance): Likewise.
1537 (s390_function_arg): Likewise.
1538 (s390_va_start): Likewise.
1539 (s390_gimplify_va_arg): Likewise.
1540 (s390_function_profiler): Likewise.
1541 (s390_optimize_prologue): Likewise.
1542 (s390_rtx_costs): Likewise.
1543 (s390_secondary_reload): Likewise.
1544 (s390_promote_function_mode): Likewise.
1545 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1546 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1547 registers available.
1548 (s390_unwind_word_mode): New function.
1549 (s390_function_value): Split 64 bit values into register pair if
1550 used as return value.
1551 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1552 function call parameters. Handle parallels.
1553 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1554 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1555 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1556 (s390_expand_setmem): Remove unused variable src_addr.
1557 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1558 deal with 64 bit registers.
1559 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1560 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1561 (UNITS_PER_LONG): New macro.
1562 * libjava/include/s390-signal.h: Define extended ucontext
1563 structure containing the upper halfs of the 64 bit registers.
1565 2010-04-13 Simon Baldwin <simonb@google.com>
1567 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1569 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1571 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1572 rvalue on the RHS if the LHS is of a non-renamable type.
1573 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1575 2010-04-13 Matthias Klose <doko@ubuntu.com>
1577 * gcc.c (cc1_options): Handle -iplugindir before processing
1578 the cc1 spec. Only add -iplugindir once.
1579 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1581 * common.opt (iplugindir): Remove `Separate' property, initialize.
1582 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1584 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1585 (distclean): Remove plugin dir.
1586 * doc/invoke.texi: Document -iplugindir.
1588 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1590 * doc/plugins.texi (Loading Plugins): Document short
1591 -fplugin=foo option.
1592 (Plugin API): Mention default_plugin_dir_name function.
1594 * gcc.c (find_file_spec_function): Add new declaration.
1595 (static_spec_func): Use it for "find-file".
1596 (find_file_spec_function): Add new function.
1597 (cc1_options): Add -iplugindir option if -fplugin* options found.
1599 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1601 * plugin.c (add_new_plugin): Updated comment, and handle short
1603 (default_plugin_dir_name): Added new function.
1605 * common.opt (iplugindir): New option to set the plugin directory.
1607 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1609 * config/i386/i386.md (any_rotate): New code iterator.
1610 (rotate_insn): New code attribute.
1612 (SWIM124): New mode iterator.
1613 (<rotate_insn>ti3): New expander.
1614 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1615 any_rotate code iterator.
1616 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1617 using any_rotate code iterator and SWIM124 mode iterator.
1618 (ix86_rotlti3): New insn_and_split pattern.
1619 (ix86_rotrti3): Ditto.
1620 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1621 ix86_rotl{di,ti}3 patterns.
1622 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1623 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1624 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1625 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1626 code iterator and SWI mode iterator.
1627 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1628 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1630 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1631 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1632 (bswap rotatert splitter): Add splitter.
1633 (bswap splitter): Macroize splitter using any_rotate code iterator.
1634 Add insn predicate to split only for TARGET_USE_XCHGB or when
1635 optimizing function for size.
1637 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1639 * config/pa/pa.c (emit_move_sequence): Remove use of
1640 deleted variable flag_argument_noalias.
1642 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1644 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1646 Add to unsupported targets list.
1647 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1648 sparc*-sun-solaris2.[567]* from target lists.
1649 * configure: Regenerate.
1650 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1652 Remove Solaris 7 patch references.
1653 (Specific, sparc-sun-solaris2.7): Removed.
1654 (sparc-sun-solaris2*): Update Solaris 7 example.
1655 (sparc64-*-solaris2*): Likewise.
1657 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1659 * config.build (alpha*-dec-osf4*): Remove.
1660 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1661 of obsolete configurations.
1662 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1664 * config/alpha/t-osf4: Renamed to ...
1665 * config/alpha/t-osf5: ... this.
1666 * config/alpha/osf.h: Renamed to ...
1667 * config/alpha/osf5.h: ... this.
1668 Merged old osf5.h contents.
1670 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1671 (EXTRA_SPECS): Removed.
1672 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1673 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1676 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1678 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1680 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1683 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1684 __thiscall convention.
1686 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1688 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1690 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1692 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1694 * function.c (assign_parms_initialize_all): Add unused attribute
1697 2010-04-12 Richard Guenther <rguenther@suse.de>
1699 * gsstruct.def (GSS_CALL): New.
1700 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1701 * gimple.h: Include tree-ssa-alias.h.
1702 (struct gimple_statement_call): New.
1703 (union gimple_statement_struct_d): Add gimple_call member.
1704 (gimple_call_reset_alias_info): Declare.
1705 (gimple_call_use_set): New function.
1706 (gimple_call_clobber_set): Likewise.
1707 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1708 * gimple.c (gimple_call_reset_alias_info): New function.
1709 (gimple_build_call_1): Call it.
1710 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1711 * tree-inline.c (remap_gimple_stmt): Likewise.
1712 (expand_call_inline): Remove callused handling.
1713 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1714 * tree-dfa.c (dump_variable): Likewise.
1715 * tree-parloops.c (parallelize_loops): Likewise.
1716 * tree-ssa.c (init_tree_ssa): Likewise.
1717 (delete_tree_ssa): Likewise.
1718 * tree-flow-inline.h (is_call_used): Remove.
1719 * tree-flow.h (struct gimple_df): Remove callused member.
1720 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1721 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1722 (ref_maybe_used_by_call_p_1): Simplify.
1723 (call_may_clobber_ref_p_1): Likewise.
1724 * tree-ssa-structalias.c (compute_points_to_sets): Set
1725 the call stmt used and clobbered sets.
1726 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1727 (find_tail_calls): Verify the tail call.
1729 2010-04-12 Richard Guenther <rguenther@suse.de>
1731 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1732 single-iteration always-inline inlining.
1733 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1734 (cgraph_decide_inlining): Do not handle always-inline specially.
1735 (try_inline): Remove always-inline cycle detection special case.
1736 Do not recurse on always-inlines.
1737 (cgraph_early_inlining): Do not iterate if not optimizing.
1738 (cgraph_gate_early_inlining): remove.
1739 (pass_early_inline): Run unconditionally.
1740 (gate_cgraph_decide_inlining): New function.
1741 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1742 not inlining or optimizing.
1743 (cgraph_decide_inlining_of_small_functions): Also consider
1744 always-inline functions.
1745 (cgraph_default_inline_p): Return true for nodes which should
1746 disregard inline limits.
1747 (estimate_function_body_sizes): Assume zero size and time for
1748 nodes which are marked as disregarding inline limits.
1749 (cgraph_decide_recursive_inlining): Do not perform recursive
1750 inlining on always-inline nodes.
1752 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1755 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1756 for exprs satisfying handled_component_p.
1758 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1760 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1761 non-constant aggregate elements.
1763 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1764 is a real initialization.
1766 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1769 * c-decl.c (start_function): Move forward check for nested function.
1771 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1773 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1774 * config/sh/sh.c: Include reload.h.
1775 (sh_legitimize_reload_address): New.
1776 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1777 sh_legitimize_reload_address.
1779 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1781 * config/sh/sh.md (*movqi_pop): New insn pattern.
1782 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1784 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1786 * config/i386/i386.md (any_shiftrt): New code iterator.
1787 (shiftrt_insn): New code attribute.
1789 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1790 using any_shiftrt code iterator.
1791 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1792 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1793 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1794 pattern from corresponding peephole2 patterns.
1795 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1796 using any_shiftrt code iterator.
1797 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1798 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1799 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1800 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1801 *{ashr,lshr}<mode>3_cmp_zext.
1802 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1804 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1806 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1808 (*lshr<mode>3_cconly): Ditto.
1810 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1812 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1813 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1814 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1815 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1817 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1818 from corresponding peephole2 patterns.
1819 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1820 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1821 and *lshrdi3_1_rex64 using SWI mode iterator.
1822 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1823 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1824 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1825 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1826 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1827 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1828 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1829 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1830 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1833 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1835 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1836 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1837 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1838 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1840 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1841 from corresponding peephole2 patterns.
1842 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1843 (ashrsi3_cvt): Rename from ashrsi3_31.
1844 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1845 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1846 and x86_64_shift_adj_3 using SWI48 mode iterator.
1847 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1848 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1849 and *ashrdi3_1_rex64 using SWI mode iterator.
1850 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1851 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1852 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1853 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1854 and *ashrdi3_cmp_rex64 using SWI mode iterator.
1855 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1856 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1857 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1858 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1860 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1861 * config/i386/i386.c (ix86_split_ashr): Update for renamed
1862 x86_shift<mode>_adj_3 expanders.
1864 2010-04-10 Wei Guozhi <carrot@google.com>
1867 * config/arm/arm.c (arm_pic_static_addr): New function.
1868 (legitimize_pic_address): Call arm_pic_static_addr when it detects
1870 (arm_output_addr_const_extra): Output expression for new pattern.
1871 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1873 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
1875 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1878 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1879 * web.c: Include "insn-config.h" and "recog.h".
1880 (union_match_dups): New function.
1881 (web_main): Call it.
1882 (union_defs): Don't try to recognize match_dups.
1884 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1885 if doing so would replace the entire pattern.
1887 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1891 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1892 and splitter pattern. Change splitter operand 1 predicate to
1895 2010-04-09 Martin Jambor <mjambor@suse.cz>
1897 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1898 lattices are addresses of CONST_DECLs with the same initial value.
1899 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1900 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1902 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1903 Bernd Schmidt <bernds@codesourcery.com>
1905 * loop-invariant.c (replace_uses): New static function.
1906 (move_invariant_reg): Use it to ensure we can replace the uses.
1908 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1910 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1912 (picochip_override_options): Enable section anchors only above -O1.
1913 (picochip_reorg): Fixed a couple of build warnings.
1915 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1917 * configure.ac (plugin -rdynamic test): Log result.
1918 * configure: Regenerate.
1919 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1920 (RDYNAMIC_SPEC): Define.
1921 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1923 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1925 * configure.ac: Determine Sun ld version numbers.
1926 (comdat_group): Restrict GNU ld version checks to gld.
1927 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1928 (enable_comdat): Support --enable-comdat.
1929 * configure: Regenerate.
1930 * doc/install.texi (Configuration): Document --enable-comdat.
1932 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1934 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1935 * config/sol2-gld.h: ... here.
1936 * config.gcc (sparc*-*-solaris2*): Reflect this.
1937 (i[34567]86-*-solaris2*): Use it.
1939 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1941 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1943 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1945 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1948 * diagnostic.c (diagnostic_initialize): Initialize
1949 some_warnings_are_errors.
1950 (diagnostic_finish): New.
1951 (diagnostic_action_after_output): Call it before exiting.
1952 (diagnostic_report_diagnostic): Do not print message here. Set
1953 some_warnings_are_errors.
1954 * diagnostic.h (diagnostic_context): Delete
1955 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1956 (diagnostic_finish): Declare.
1957 * toplev.c (toplev_main): Call it before exit.
1959 2010-04-09 Jason Merrill <jason@redhat.com>
1962 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1963 for incomplete type.
1966 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1967 based on a warning flag.
1969 2010-04-09 Richard Guenther <rguenther@suse.de>
1971 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1973 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1976 * varasm.c (default_assemble_visibility): Wrap vars that are
1977 set, but unused, by targets without GAS.
1978 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1979 Remove set, but unused, vars.
1980 (rs6000_legitimize_tls_address): Likewise.
1981 (altivec_expand_dst_builtin): Likewise.
1982 * config/darwin.c (machopic_classify_symbol): Likewise.
1983 (machopic_indirection_name): Likewise.
1985 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1987 * config/i386/i386.md (DWI): New mode iterator.
1988 (S): New mode attribute.
1989 (shift_operand): Ditto.
1990 (shift_immediate_operand): Ditto.
1991 (ashl_input_operand): Ditto.
1992 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1993 using SDWIM mode iterator.
1994 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1995 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1997 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1998 from corresponding peephole2 patterns.
1999 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
2000 and x86_64_shift_adj_1 using SWI48 mode iterator.
2001 (x86_shift<mode>_adj_2): Ditto.
2002 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
2003 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
2004 using SWI48 mode iterator.
2005 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
2006 *ashldi3_cmp_rex64 using SWI mode iterator.
2007 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
2008 *ashldi3_cconly_rex64 using SWI mode iterator.
2009 * config/i386/i386.c (ix86_split_ashl): Update for renamed
2010 x86_shift<mode>_adj_{1,2}.
2011 (ix86_split_ashr): Ditto.
2012 (ix86_split_lshr): Ditto.
2014 2010-04-09 Richard Guenther <rguenther@suse.de>
2016 * target.h (builtin_conversion): Pass in input and output types.
2017 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
2018 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
2019 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
2020 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
2022 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
2024 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
2026 2010-04-09 Richard Guenther <rguenther@suse.de>
2029 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
2031 2010-04-09 Richard Guenther <rguenther@suse.de>
2033 * tree-vectorizer.h (struct _stmt_vec_info): Document
2034 that vectype is the type of the LHS.
2035 (supportable_widening_operation, supportable_narrowing_operation):
2036 Get both input and output vector types as arguments.
2037 (vect_is_simple_use_1): Declare.
2038 (get_same_sized_vectype): Likewise.
2039 * tree-vect-loop.c (vect_determine_vectorization_factor):
2040 Set STMT_VINFO_VECTYPE to the vector type of the def.
2041 (vectorizable_reduction): Adjust.
2042 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
2043 Adjust. Specify the output vector type.
2044 (vect_pattern_recog_1): Adjust.
2045 * tree-vect-stmts.c (get_same_sized_vectype): New function.
2046 (vectorizable_call): Adjust.
2047 (vectorizable_conversion): Likewise.
2048 (vectorizable_operation): Likewise.
2049 (vectorizable_type_demotion): Likewise.
2050 (vectorizable_type_promotion): Likewise.
2051 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
2053 (vect_is_simple_use_1): New function.
2054 (supportable_widening_operation): Get both input and output
2056 (supportable_narrowing_operation): Likewise.
2057 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
2059 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
2061 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
2062 __thiscall and _thiscall as predefined macros.
2063 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
2064 thiscall attribute handling.
2065 (ix86_comp_type_attributes): Likewise.
2066 (ix86_function_regparm): Likewise.
2067 (ix86_return_pops_args): Likewise.
2068 (init_cumulative_args): Likewise.
2069 (find_drap_reg): Likewise.
2070 (ix86_static_chain): Likewise.
2071 (x86_this_parameter): Likewise.
2072 (x86_output_mi_thunk): Likewise.
2073 (ix86_attribute_table): Add description for thiscall attribute.
2074 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
2075 * doc/extend.texi: Add documentation for thiscall.
2077 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2080 * c.opt (Wint-to-pointer-cast): Available in C++.
2081 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
2083 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
2085 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
2086 * calls.c (expand_call): Pass the function type to aggregate_value_p.
2087 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
2088 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
2089 function type instead. Reorder and simplify checks.
2091 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
2093 2010-04-08 Jing Yu <jingyu@google.com>
2094 Zdenek Dvorak <ook@ucw.cz>
2096 PR tree-optimization/42720
2097 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
2098 loop unswitch conditions here from ...
2099 (tree_unswitch_single_loop): ... here.
2101 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2103 * tree-if-conv.c: Fix comments and simplify logic.
2105 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2107 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
2108 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
2109 (main_tree_if_conversion): Update call to tree_if_conversion.
2111 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2114 * doc/invoke.texi (-b,-V): Delete.
2115 * doc/tm.texi: Do not mention -b.
2116 * gcc.c (display_help): Delete -b and -V.
2117 (process_command): Delete -b and -V.
2118 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
2120 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
2121 Wolfgang Gellerich <gellerich@de.ibm.com>
2123 Implement target hook for loop unrolling
2124 * target.h (loop_unroll_adjust): Add a new target hook function.
2125 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
2126 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
2127 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
2128 (s390_loop_unroll_adjust): Implement the new target hook for s390.
2129 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
2131 (decide_unroll_stupid): Likewise.
2133 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2136 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
2138 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2140 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
2141 (Specific, *-*-solaris2*): Likewise.
2142 Don't prefer Sun as over GNU as.
2144 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
2146 * config/s390/s390.c (override_options): Adjust the z10
2147 defaults for max-unroll-times, max-completely-peeled-insns
2148 and max-completely-peel-times.
2150 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2152 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
2153 instructions for z10.
2154 (s390_expand_setmem): Likewise.
2155 (s390_expand_cmpmem): Likewise.
2157 2010-04-08 Richard Guenther <rguenther@suse.de>
2159 PR tree-optimization/43679
2160 * tree-ssa-pre.c (eliminate): Only propagate copies.
2162 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2165 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
2166 set but not used variable warning.
2168 2010-04-08 Wei Guozhi <carrot@google.com>
2171 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
2172 (arm_size_rtx_costs): Call the new function when optimized for size.
2174 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2177 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
2178 op0 is not a MEM, just return NULL instead of assertion
2180 (discover_nonconstant_array_refs): Don't walk debug stmts.
2182 2010-04-08 Doug Kwan <dougkwan@google.com>
2184 * configure.ac: Recognize gold and do not use its version number
2185 to test ld features.
2186 * configure: Regenerate.
2188 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
2191 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
2192 (negate_value): Move code to push elements to broken_up_substracts ...
2193 (eliminate_plus_minus_pair): ... here. Push operands that have no
2194 negative pair to plus_negates.
2195 (repropagate_negates, init_reassoc, fini_reassoc): Update.
2197 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2199 * doc/install.texi (Configuration): Move description of
2200 --enable-lto, --with-libelf*, --enable-gold from Java section to
2203 * doc/generic.texi (Working with declarations)
2204 (Function Properties, C and C++ Trees): Fix typos.
2205 * doc/sourcebuild.texi (Top Level): Likewise.
2207 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2210 * tree.h (DECL_READ_P): Define.
2211 (struct tree_decl_common): Add decl_read_flag.
2212 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
2213 a set but not used warning.
2214 (merge_decls): Merge DECL_READ_P flag.
2215 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
2216 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
2217 * c-common.c (handle_used_attribute, handle_unused_attribute):
2219 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
2221 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
2223 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
2224 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
2225 c_parser_binary_expression, c_parser_cast_expression,
2226 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
2227 Call default_function_array_read_conversion instead of
2228 default_function_array_conversion where needed.
2229 (c_parser_unary_expression, c_parser_conditional_expression,
2230 c_parser_postfix_expression_after_primary, c_parser_initelt):
2231 Likewise. Call mark_exp_read where needed.
2232 (c_parser_statement_after_labels, c_parser_asm_operands,
2233 c_parser_typeof_specifier, c_parser_sizeof_expression,
2234 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
2236 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
2238 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
2239 (warn_unused_but_set_parameter): Default to warn_unused
2241 * doc/invoke.texi: Document -Wunused-but-set-variable and
2242 -Wunused-but-set-parameter.
2244 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
2245 used count variable.
2246 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
2247 when operandN variables aren't used in the body of the expander
2249 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
2250 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
2251 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
2252 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
2253 FOR_EACH_IMM_USE_ON_STMT): Likewise.
2254 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
2255 * tree.c (PROCESS_ARG): Likewise.
2257 2010-04-07 Simon Baldwin <simonb@google.com>
2259 * diagnostic.h (diagnostic_override_option_index): New macro to
2260 set a diagnostic's option_index.
2261 * c-tree.h (c_cpp_error): Add warning reason argument.
2262 * opts.c (_warning_as_error_callback): New.
2263 (register_warning_as_error_callback): Store callback for
2264 warnings enabled via enable_warning_as_error.
2265 (enable_warning_as_error): Call callback, minor code tidy.
2266 * opts.h (register_warning_as_error_callback): Declare.
2267 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
2268 response to -Werror=.
2269 (c_common_init_options): Register warning_as_error_callback in opts.c.
2270 * common.opt: Add -Wno-cpp option.
2271 * c-common.c (struct reason_option_codes_t): Map cpp warning
2272 reason codes to gcc option indexes.
2273 * (c_option_controlling_cpp_error): New function, lookup the gcc
2274 option index for a cpp warning reason code.
2275 * (c_cpp_error): Add warning reason argument, call
2276 c_option_controlling_cpp_error for diagnostic_override_option_index.
2277 * doc/invoke.texi: Document -Wno-cpp.
2279 2010-04-07 Richard Guenther <rguenther@suse.de>
2281 * ipa-reference.c (mark_load): Use get_base_address.
2282 (mark_store): Likewise.
2284 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
2285 inserting GIMPLE_NOPs into the IL.
2286 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2287 Explicitly strip handled components and indirect references.
2289 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
2290 folding address expressions.
2291 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
2292 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
2293 operand_equal_p to compare decls.
2294 (ptr_deref_may_alias_decl_p): Likewise.
2295 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
2296 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
2297 Handle reversed comparison ops.
2298 * tree-sra.c (asm_visit_addr): Use get_base_address.
2299 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
2300 * ipa-reference.c (mark_address): Use get_base_address.
2302 2010-04-07 Richard Guenther <rguenther@suse.de>
2304 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2305 Propagate constants everywhere.
2307 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2310 * tree.c (MAX_INT_CACHED_PREC): Define.
2311 (nonstandard_integer_type_cache): New array.
2312 (build_nonstandard_integer_type): Cache results for precision
2313 <= MAX_INT_CACHED_PREC.
2315 2010-04-07 Richard Guenther <rguenther@suse.de>
2317 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2318 -fargument-noalias-global, -fargument-noalias-anything): Remove.
2319 * common.opt: Likewise.
2320 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2321 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2322 (nonoverlapping_memrefs_p): Likewise.
2323 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2324 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2325 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2326 OPT_fargument_noalias_global for backward compatibility.
2328 2010-04-07 Richard Guenther <rguenther@suse.de>
2330 PR tree-optimization/43270
2331 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2332 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2333 * tree-ssa-pre.c (phi_translate_1): Adjust.
2334 (fully_constant_expression): Split out vn_reference handling to ...
2335 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2336 Fold reads from constant strings.
2337 (vn_reference_lookup): Handle fully constant references.
2338 (vn_reference_lookup_pieces): Likewise.
2339 * Makefile.in (expmed.o-warn): Add -Wno-error.
2341 2010-04-07 Martin Jambor <mjambor@suse.cz>
2343 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2345 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2348 * gcc.c: Add -static-libstdc++ to list of recognized options.
2350 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2352 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2354 2010-04-07 Richard Guenther <rguenther@suse.de>
2357 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2358 bases build simple mem attributes to retain points-to information.
2360 2010-04-07 Richard Guenther <rguenther@suse.de>
2363 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2364 preserve points-to related information.
2366 2010-04-07 Richard Guenther <rguenther@suse.de>
2369 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2370 discard plain indirect references.
2371 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2372 * tree.c (tree_nop_conversion): Likewise.
2374 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2377 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2379 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2381 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2382 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2384 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2386 * tree-if-conv.c: Fix indentation and comments.
2388 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2390 * tree-if-conv.c: Sort static functions in topological order.
2392 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2394 * tree-if-conv.c: Fix indentation and comments.
2396 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2399 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2400 lang_hooks.types.type_for_size instead of
2401 build_nonstandard_integer_type.
2402 When converting an unsigned type to signed, double its precision.
2403 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2404 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2405 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2408 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2411 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2412 POINTER_PLUS_EXPR for pointer types.
2414 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2417 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2418 * graphite-clast-to-gimple.c: Include langhooks.h.
2419 (max_signed_precision_type): New.
2420 (max_precision_type): Takes two types as arguments.
2421 (precision_for_value): New.
2422 (precision_for_interval): New.
2423 (gcc_type_for_interval): New.
2424 (gcc_type_for_value): New.
2425 (gcc_type_for_clast_term): New.
2426 (gcc_type_for_clast_red): New.
2427 (gcc_type_for_clast_bin): New.
2428 (gcc_type_for_clast_expr): Split up into several functions.
2429 (gcc_type_for_clast_eq): Rewritten.
2430 (compute_bounds_for_level): New.
2431 (compute_type_for_level_1): New.
2432 (compute_type_for_level): New.
2433 (gcc_type_for_cloog_iv): Removed.
2434 (gcc_type_for_iv_of_clast_loop): Rewritten.
2435 (graphite_create_new_loop): Compute the lower and upper bound types
2436 with gcc_type_for_clast_expr.
2437 (graphite_create_new_loop_guard): Same.
2438 (find_cloog_iv_in_expr): Removed.
2439 (compute_cloog_iv_types_1): Removed.
2440 (compute_cloog_iv_types): Removed.
2441 (gloog): Do not call compute_cloog_iv_types.
2442 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2444 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2445 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2446 (GBB_CLOOG_IV_TYPES): Removed.
2448 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2450 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2451 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2452 (detect_commutative_reduction): Same.
2454 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2456 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2457 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2459 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2460 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2461 (rewrite_commutative_reductions_out_of_ssa): Same.
2462 * passes.c (execute_function_todo): Call verify_ssa for every pass
2463 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2464 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2465 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2466 with an extra argument.
2467 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2468 verify_ssa only when the extra argument is true.
2469 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2470 with an extra argument.
2471 (tree_transform_and_unroll_loop): Same.
2473 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2475 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2476 for all the passes of the LNO having LOOP_CLOSED_SSA.
2477 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2478 * tree-loop-distribution.c (pass_loop_distribution): Same.
2479 * tree-pass.h (TODO_verify_loops): Removed.
2480 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2482 (pass_tree_unswitch): Same.
2483 (pass_predcom): Same.
2484 (pass_vectorize): Same.
2485 (pass_linear_transform): Same.
2486 (pass_graphite_transforms): Same.
2487 (pass_iv_canon): Same.
2488 (pass_complete_unroll): Same.
2489 (pass_complete_unrolli): Same.
2490 (pass_parallelize_loops): Same.
2491 (pass_loop_prefetch): Same.
2492 (pass_iv_optimize): Same.
2494 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2497 * passes.c (init_optimization_passes): Move pass_lim before
2498 pass_copy_prop and pass_dce_loop.
2500 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2503 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2504 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2505 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2506 MULTI_* defines for 4 argument vpermil2p* builtins.
2508 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2510 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2511 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2512 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2513 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2514 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2515 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2516 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2517 Use x86_maybe_negate_const_int to output insn mnemonic.
2518 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2519 check from instruction predicate. Update comments.
2520 * config/i386/sync.md (sync_add<mode>): Use
2521 x86_maybe_negate_const_int to output insn mnemonic.
2523 2010-04-06 Jan Hubicka <jh@suse.cz>
2525 PR tree-optimization/42906
2526 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2527 IGNORE_SELF argument. Set visited_control_parents for fully
2529 (find_obviously_necessary_stmts): Update call of
2530 mark_control_dependent_edges_necessary.
2531 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2533 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2535 * config/i386/i386.md: Remove comment about 'e' and 'E'
2538 2010-04-06 Richard Guenther <rguenther@suse.de>
2540 PR tree-optimization/43627
2541 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2542 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2545 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2547 * BASE-VER: Change to 4.6.0.
2550 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2553 2010-04-06 Richard Guenther <rguenther@suse.de>
2556 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2558 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2560 * doc/invoke.texi (Optimize Options): Document that LTO
2561 won't remove object access purely due to incompatible
2564 2010-04-04 Matthias Klose <doko@ubuntu.com>
2566 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2567 Initialize variable.
2569 2010-04-03 Richard Guenther <rguenther@suse.de>
2572 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2573 require a non-NULL MEM_OFFSET.
2575 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2577 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2578 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2579 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2580 config/alpha/predicates.md, config/arm/arm.md,
2581 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2582 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2583 config/darwin9.h, config/darwin.c, config/darwin.h,
2584 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2585 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2586 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2587 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2588 config/mips/mips.md, config/mn10300/mn10300.c,
2589 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2590 config/rs6000/aix.h, config/rs6000/dfp.md,
2591 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2592 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2593 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2594 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2595 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2596 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2597 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2598 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2599 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2600 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2601 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2602 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2603 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2604 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2605 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2606 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2607 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2608 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2609 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2610 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2611 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2612 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2613 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2614 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2615 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2616 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2617 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2618 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2619 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2620 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2621 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2622 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2623 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2624 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2625 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2626 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2628 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2631 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2632 * aclocal.m4: Regenerate.
2634 2010-04-02 Richard Guenther <rguenther@suse.de>
2636 PR tree-optimization/43629
2637 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2638 if we have seen a constant value.
2640 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2642 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2644 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2647 * arm.c (legitimize_tls_address): Adjust call to
2648 gen_tls_load_dot_plus_four.
2649 (arm_note_pic_base): New function.
2650 (arm_cannot_copy_insn_p): Use it.
2651 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2654 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2659 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2661 * Makefile.in ($(out_object_file)): Depend on
2662 gt-$(basename $(notdir $(out_file))).h.
2664 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2666 * config.gcc (lm32-*-rtems*): Add t-lm32.
2668 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2670 * config.gcc: Add lm32-*-rtems*.
2671 * config/lm32/rtems.h: New file.
2673 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2676 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2678 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2680 * dwarf2out.c (output_compilation_unit_header): For
2681 -gdwarf-4 use version 4 instead of version 3.
2682 (output_line_info): For version 4 and above emit additional
2683 maximum ops per insn header field.
2684 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2686 * dwarf2out.c (is_c_family, is_java): Remove.
2687 (lower_bound_default): New function.
2688 (add_bound_info, gen_descr_array_type_die): Use it.
2690 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2693 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2694 re-declaration when it happens in a function.
2696 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2698 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2699 (cgraph_remove_function_insertion_hook): Same.
2700 (cgraph_call_function_insertion_hooks): Same.
2702 2010-04-01 Richard Guenther <rguenther@suse.de>
2705 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2706 and TREE_THIS_VOLATILE.
2707 (copy_ref_info): Likewise.
2708 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2709 * tree.c (build6_stat): Ignore side-effects of all but arg5
2710 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2713 2010-04-01 Richard Guenther <rguenther@suse.de>
2715 PR tree-optimization/43607
2716 * ipa-type-escape.c (check_call): Do not access non-existing
2719 2010-04-01 Richard Guenther <rguenther@suse.de>
2723 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2724 Jack Howarth <howarth@bromo.med.uc.edu>
2726 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2729 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2731 * doc/install.texi (Prerequisites): Document libelf usability on
2732 IRIX 5/6 and Solaris 2.
2733 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2734 Update GNU as, GNU ld requirements.
2735 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2736 Document Sun Studio compiler download.
2737 Update and simplify as, ld recommendations.
2738 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2740 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2742 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2743 with_tune_32 to pentium4.
2745 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2747 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2749 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2751 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2752 obsoletion, removal.
2754 Document GNU as requirement.
2755 Update configure requirements.
2756 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2757 Recomment IRIX 6.5.18+.
2758 Document IDF/IDL requirement.
2759 Document GNU as requirement.
2760 Document GNU ld bootstrap failure.
2761 Remove freeware.sgi.com reference.
2763 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2765 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2766 UNIX V4.0, V5.0 obsoletion, removal.
2767 Remove --with-gc=simple reference.
2768 Update VM requirements during bootstrap.
2769 Remove -oldas bootstrap description.
2770 Update binutils reference.
2771 Remove comparison failure note.
2773 2010-03-31 Richard Guenther <rguenther@suse.de>
2774 Zdenek Dvorak <ook@ucw.cz>
2775 Sebastian Pop <sebastian.pop@amd.com>
2778 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2779 with multiple arguments.
2780 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2782 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2784 * graphite-dependences.c (print_pddr): Call print_pdr with an
2786 * graphite-poly.c (debug_pdr): Add an extra argument for the
2789 (print_pbb_domain): Same.
2791 (print_scop_context): Same.
2793 (print_cloog): Same.
2794 (debug_pbb_domain): Same.
2798 (debug_scop_context): Same.
2800 (debug_cloog): Same.
2801 (print_scop_params): Same.
2802 (debug_scop_params): Same.
2803 (print_iteration_domain): Same.
2804 (print_iteration_domains): Same.
2805 (debug_iteration_domain): Same.
2806 (debug_iteration_domains): Same.
2807 (print_scattering_function): Same.
2808 (print_scattering_functions): Same.
2809 (debug_scattering_function): Same.
2810 (debug_scattering_functions): Same.
2811 * graphite-poly.h (debug_pdr): Update declaration.
2813 (print_pbb_domain): Same.
2815 (print_scop_context): Same.
2817 (print_cloog): Same.
2818 (debug_pbb_domain): Same.
2822 (debug_scop_context): Same.
2824 (debug_cloog): Same.
2825 (print_scop_params): Same.
2826 (debug_scop_params): Same.
2827 (print_iteration_domain): Same.
2828 (print_iteration_domains): Same.
2829 (debug_iteration_domain): Same.
2830 (debug_iteration_domains): Same.
2831 (print_scattering_function): Same.
2832 (print_scattering_functions): Same.
2833 (debug_scattering_function): Same.
2834 (debug_scattering_functions): Same.
2836 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2838 * graphite-poly.c (print_scattering_function_1): New.
2839 (print_scattering_function): Call it.
2840 (print_scop_params): Remove spaces at the end of lines.
2843 * graphite-poly.h (print_cloog): Declared.
2844 (debug_cloog): Declared.
2846 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2848 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2850 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2851 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2852 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2853 to switch between adding the IV bump in loop->latch or in loop->header.
2855 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2857 * graphite-poly.c (print_scattering_function): Pretty print following
2860 (print_pbb_domain): Same.
2861 (dump_gbb_cases): Same.
2862 (dump_gbb_conditions): Same.
2865 (print_scop_params): Same.
2866 (print_scop_context): Same.
2868 (print_pbb_body): New.
2869 (lst_indent_to): New.
2870 (print_lst): Start new lines with a #.
2871 * graphite-poly.h (pbb_bb): New.
2872 (pbb_index): Use pbb_bb.
2873 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2875 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2877 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2879 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2880 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2881 and 0 instead of 1 for dw_val_class_flag.
2882 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2883 dw_val_class_range_list, dw_val_class_loc_list,
2884 dw_val_class_lineptr and dw_val_class_macptr, use
2885 DW_FORM_flag_present for dw_val_class_flag and
2886 DW_FORM_exprloc for dw_val_class_loc.
2887 (output_die): For -gdwarf-4 print dw_val_class_loc
2888 size as uleb128 instead of 1 or 2 bytes and don't print
2889 anything for dw_val_class_flag.
2891 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2892 instead of cselib_lookup following by tweaking locs->setting_insn.
2895 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2896 even before returning from label, setjmp call or volatile asm
2899 2010-03-31 Richard Guenther <rguenther@suse.de>
2902 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2903 temporary data on stack.
2905 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2907 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2908 (PUSHSECTION_ASM_OP): Remove.
2909 (POPSECTION_ASM_OP): Remove.
2910 (PUSHSECTION_FORMAT): Remove.
2911 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2912 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2913 * config/sol2.c (solaris_output_init_fini): Use it.
2915 2010-03-31 Jie Zhang <jie@codesourcery.com>
2918 * opt-functions.awk (var_type_struct): Use signed char type
2919 for simple variables.
2921 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2923 * config/sol2.c: Include output.h.
2924 (solaris_assemble_visibility): New function.
2925 * config/t-sol2 (sol2.o): Add output.h dependency.
2926 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2927 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2930 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2933 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2934 V2SImode or XFmode on PRE_DEC.
2937 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2940 2010-03-31 Jie Zhang <jie@codesourcery.com>
2943 * reload.h (caller_save_initialized_p): Declare.
2944 * toplev.c (backend_init_target): Don't call
2945 init_caller_save but set caller_save_initialized_p to false.
2946 * caller-save.c (caller_save_initialized_p): Define.
2947 (init_caller_save): Check caller_save_initialized_p.
2948 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2950 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2953 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2954 and soft-fp/t-softfp to tmake_file.
2955 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2956 (LIBGCC2_TF_CEXT): Define.
2959 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2962 * cselib.c (n_useless_values): Document handling of debug locs.
2963 (n_useless_debug_values, n_debug_values): New variables.
2964 (new_elt_loc_list): Don't add to debug values, keep count.
2965 (promote_debug_loc): New.
2966 (cselib_reset_table): Zero new variables.
2967 (entry_and_rtx_equal_p): Promote debug locs.
2968 (discard_useless_locs): Increment n_useless_debug_values for
2970 (remove_useless_values): Adjust n_useless_values and n_debug_values
2971 with n_useless_debug_values.
2972 (add_mem_for_addr): Promote debug locs.
2973 (cselib_lookup_mem): Likewise.
2974 (cselib_lookup_addr): Renamed to...
2975 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2976 (cselib_log_lookup): ... this. Turn into...
2977 (cselib_lookup_addr): ... new wrapper.
2978 (cselib_lookup_from_insn): New.
2979 (cselib_invalidate_regno): Increment n_useless_debug_values for
2981 (cselib_invalidate_mem): Likewise.
2982 (cselib_process_insn): Take n_deleted and n_debug_values into
2983 account to guard remove_useless_value call.
2984 (cselib_finish): Zero n_useless_debug_values.
2985 * cselib.h (cselib_lookup_from_insn): Declare.
2986 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2987 (sched_analyze_2): Likewise.
2989 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2991 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2993 (adjust_mems): Replace narrowing SUBREG of expression containing
2994 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2995 with operations in the narrower mode.
2998 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2999 regs_invalidated_by_call instead all call_used_reg_set registers.
3001 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
3004 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
3005 pointer comparisons with types_compatible_p.
3006 * tree-vect-stmts.c (vectorizable_call): Same.
3007 (vectorizable_condition): Same.
3009 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3011 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
3012 stack check if the mask would be zero.
3014 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3015 Jack Howarth <howarth@bromo.med.uc.edu>
3017 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3020 2010-03-30 Joseph Myers <joseph@codesourcery.com>
3023 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
3025 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
3026 Include ___unordxf2 and ___unordtf2.
3027 * config/i386/libgcc-glibc.ver: Do not define inheritance from
3030 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
3032 * config/lm32/t-lm32: New file.
3033 * config.gcc: Use the above file when targetting lm32.
3035 2010-03-28 Duncan Sands <baldrick@free.fr>
3037 * Makefile.in (PLUGIN_HEADERS): Add except.h.
3039 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3042 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
3043 Improve vectorization cost model diagnostic.
3045 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3048 * tree-vect-data-refs.c (vect_analyze_data_refs): When
3049 compute_data_dependences_for_loop returns false, early exit
3050 and output an extra diagnostic for the failed data reference
3053 2010-03-29 Richard Guenther <rguenther@suse.de>
3055 PR tree-optimization/43560
3056 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
3057 (can_sm_ref_p): Treat stores to readonly locations as trapping.
3059 2010-03-29 Jie Zhang <jie@codesourcery.com>
3062 * toplev.c (process_options): Set optimization_default_node
3063 and optimization_current_node.
3064 * opts.c (decode_options): Don't set optimization_default_node
3065 and optimization_current_node.
3067 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
3069 * config/rtems.h: Abandon -qrtems_debug.
3071 2010-03-28 Jan Hubicka <jh@suse.cz>
3073 PR tree-optimization/43505
3074 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
3075 map should not be copied.
3077 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3080 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
3081 cdtors, set DECL_PRESERVE_P.
3082 * ipa.c (cgraph_externally_visible_p): Return true if declaration
3085 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
3087 PR tree-optimization/43528
3088 * stor-layout.c (place_field): Check that constant fits into
3089 unsigned HWI when skipping calculation of MS bitfield layout.
3091 2010-03-27 Jan Hubicka <jh@suse.cz>
3094 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
3095 notice_global_symbol work.
3097 2010-03-27 Jakub Jelinek <jakub@redhat.com>
3099 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
3100 instead of dwarf2out_decl.
3101 (struct var_loc_node): Remove section_label field.
3102 (dwarf2out_function_decl): New function.
3103 (dwarf2out_var_location): Don't set section_label field.
3104 (dwarf2out_begin_function): Don't empty decl_loc_table here.
3106 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3108 PR tree-optimization/43544
3109 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3110 First argument for builtin vectorized function hook is now a
3111 tree to be able to distinguish between machine specific and
3113 * targhooks.c (default_builtin_vectorized_function): Ditto.
3114 * targhooks.h (default_builtin_vectorized_function): Ditto.
3115 * target.h (struct gcc_target): Ditto.
3116 * tree-vect-stmts.c (vectorizable_function): Ditto.
3117 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
3118 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
3121 2010-03-26 Joseph Myers <joseph@codesourcery.com>
3124 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
3125 nested binding iff it is a FUNCTION_DECL.
3126 (store_parm_decls_newstyle): Pass nested=true to bind for
3127 FUNCTION_DECLs amongst parameters.
3129 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3131 * var-tracking.c (vt_expand_loc_callback): Don't run
3132 cselib_expand_value_rtx_cb in dummy mode if
3133 cselib_dummy_expand_value_rtx_cb returned false.
3135 * var-tracking.c (emit_note_insn_var_location): For one part
3136 notes with offset 0, don't add EXPR_LIST around the location.
3137 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
3138 add_location_or_const_value_attribute): Adjust for that change.
3141 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
3142 into first operand and location into second.
3143 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
3144 dw_cfi_oprnd_loc for DW_CFA_expression.
3145 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
3146 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
3147 assume first argument is regnum and second argument is location.
3149 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3152 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
3153 of scratch register to DImode. Split to DImode comparison operator.
3154 Use SImode subreg of scratch register in the multiplication.
3155 (*cmp_sadd_sidi): Ditto.
3156 (*cmp_ssub_si): Ditto.
3157 (*cmp_ssub_sidi): Ditto.
3159 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3162 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
3163 Remove invalid assert and wrong comment.
3165 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3168 * flags.h (final_insns_dump_p): New extern.
3169 * final.c (final_insns_dump_p): New variable.
3170 (rest_of_clean_state): Set it before -fdump-final-insns=
3171 dumping, clear afterwards.
3172 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
3173 MEM_ALIAS_SET on MEMs.
3175 2010-03-26 David S. Miller <davem@davemloft.net>
3177 * configure.ac: Fix sparc GOTDATA_OP bug check.
3178 * configure: Rebuild.
3180 2010-03-26 Alan Modra <amodra@gmail.com>
3182 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
3184 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3186 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
3187 TLS_SECTION_ASM_FLAG.
3189 2010-03-25 Jakub Jelinek <jakub@redhat.com>
3192 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
3193 Clear first_function_block_is_cold.
3196 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
3197 argument if the argument is truth_value_p.
3199 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3201 * config/rs6000/constraints.md: Update copyright year for my changes.
3204 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
3205 used in reg+reg addressing, swap registers.
3207 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3210 * target.h (struct gcc_target): Add code_end hook.
3211 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
3213 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
3214 * toplev.c (compile_file): Call targetm.asm_out.code_end
3215 hook before unwind info/debug info output.
3216 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
3217 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
3218 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3219 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
3220 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3221 * config/i386/i386.c (ix86_file_end): Renamed to...
3222 (ix86_code_end): ... this. Make static. Don't call
3223 file_end_indicate_exec_stack. Emit unwind info using
3224 final_start_function/final_end_function.
3225 (darwin_x86_file_end): Remove.
3226 (TARGET_ASM_CODE_END): Define.
3227 * config/i386/i386.h (TARGET_ASM_FILE_END,
3228 NEED_INDICATE_EXEC_STACK): Don't define.
3229 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
3230 (TARGET_ASM_FILE_END): Define to darwin_file_end.
3231 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
3232 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
3235 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
3236 at the beginning and final_end_function at the end.
3237 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3239 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3241 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
3242 and Sun as TLS syntax.
3243 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
3244 * configure: Regenerate.
3245 * config.in: Regenerate.
3246 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
3247 (default_elf_asm_named_section): Use it.
3248 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
3249 (i386_output_dwarf_dtprel): Likewise.
3250 (output_addr_const_extra): Likewise.
3251 (output_pic_addr_const): Lowercase @GOTTPOFF.
3252 (output_addr_const_extra): Likewise.
3253 (output_pic_addr_const): Lowercase @GOTNTPOFF.
3254 (output_addr_const_extra): Likewise.
3255 (output_pic_addr_const): Lowercase @INDNTPOFF.
3256 (output_addr_const_extra): Likewise.
3257 (output_pic_addr_const): Lowercase @NTPOFF.
3258 (output_addr_const_extra): Likewise.
3259 (output_pic_addr_const): Lowercase @TPOFF.
3260 (output_addr_const_extra): Likewise.
3261 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
3262 (*tls_global_dynamic_64): Likewise.
3263 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
3264 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
3266 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
3267 (ASM_OUTPUT_TLS_COMMON): Use it.
3268 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
3271 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
3272 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
3273 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
3274 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
3275 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3276 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
3278 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3280 * config/i386/i386.c (override_options): Don't accept
3281 -mtls-dialect=sun any longer.
3282 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
3283 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
3284 (*tls_local_dynamic_base_32_sun): Likewise.
3285 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3287 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3290 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3291 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
3294 * ira.c (adjust_cleared_regs): New function.
3295 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
3299 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
3301 * expr.c (expand_expr_real): Restore previous
3302 curr_insn_source_location and curr_insn_block after
3303 expand_expr_real_1 call.
3304 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
3305 instead of expand_expr_real_1.
3307 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
3309 PR rtl-optimization/43413
3310 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3313 2010-03-22 James E. Wilson <wilson@codesourcery.com>
3316 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3317 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3319 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3321 * config/i386/i386.c (ix86_target_string): Add -mfma.
3322 Fix a typo in comment.
3324 2010-03-22 Mike Stump <mikestump@comcast.net>
3327 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3328 Don't overly align based upon packed packed fields.
3330 2010-03-22 Jason Merrill <jason@redhat.com>
3332 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3333 Use () rather than [], and move before the element type.
3335 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3337 * doc/configfiles.texi (Configuration Files): Removed
3338 fixinc/Makefile*, intl/Makefile.*.
3339 * doc/makefile.texi: Fixed markup. Abstract from version
3340 control system used.
3341 (Makefile): Removed obsolete gcc/java/parse.y example.
3342 * doc/sourcebuild.texi: Likewise.
3343 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3344 libgomp, libssp. Removed fastjar.
3345 (Miscellaneous Docs): Clarify location.
3346 Added COPYING3, COPYING3.LIB.
3347 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3349 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3352 * config/i386/i386.c (x86_function_profiler)
3353 [!NO_PROFILE_COUNTERS]: Fix typo.
3354 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3357 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3358 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3360 * doc/sourcebuild.texi (Test Directives): Split into six
3361 subsections, with most of the current text in new subsections
3362 Directives, Selectors, and Final Actions.
3363 (Directives): Split list of test directives into multiple
3365 (Selectors): Describe use and syntax of selectors.
3366 (Effective-Target Keywords): Describe all existing keywords.
3367 (Add Options): Describe features for dg-add-options.
3368 (Require Support): Describe variants of dg-require-support.
3369 (Final Actions): Describe commands to use in dg-final.
3371 2010-03-22 Michael Matz <matz@suse.de>
3374 * recog.c (validate_replace_rtx_group): Replace also in
3375 REG_EQUAL and REG_EQUIV notes.
3377 2010-03-22 Richard Guenther <rguenther@suse.de>
3379 PR tree-optimization/43390
3380 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3381 sure vector extracts are type correct.
3383 2010-03-22 Richard Guenther <rguenther@suse.de>
3386 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3387 x * sqrt (x) even when optimizing for size if the target
3388 has native support for sqrt.
3390 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3392 * varasm.c (make_decl_rtl_for_debug): Also clear
3393 flag_mudflap for the duration of make_decl_rtl call.
3396 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3397 locs from preserved VALUEs.
3399 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3402 * pa.md (movmemsi): Set align to one if zero.
3403 (movmemdi): Likewise.
3405 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3408 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3409 with their corresponding prologue pushes.
3411 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3414 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3415 at the begining or end.
3416 (spu_expand_epilogue): Likewise.
3418 2010-03-20 Richard Guenther <rguenther@suse.de>
3420 PR rtl-optimization/43438
3421 * combine.c (make_extraction): Properly zero-/sign-extend an
3422 extraction of the low part of a CONST_INT. Also handle
3425 2010-03-19 Mike Stump <mikestump@comcast.net>
3427 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3428 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3429 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3431 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3434 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3437 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3439 PR rtl-optimization/42258
3440 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3441 use that may match DEF.
3444 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3445 the cost of loading the constant rather than assuming
3447 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3448 outer code is AND, do the same tests as the andsi3 expander and
3449 return COSTS_N_INSNS (1) if and is cheap.
3451 * optabs.c (avoid_expensive_constant): Fix formatting.
3453 2010-03-19 Michael Matz <matz@suse.de>
3456 * attribs.c (decl_attributes): When rebuilding a function pointer
3457 type use the same qualifiers as the original pointer type.
3459 2010-03-19 Martin Jambor <mjambor@suse.cz>
3461 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3462 and is_gimple_ip_invariant_address.
3464 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3467 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3469 * config/arm/arm.c (arm_override_options): Turn off
3470 flag_dwarf2_cfi_asm for AAPCS variants.
3472 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3475 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3476 Use PRE_MODIFY instead of PRE_DEC.
3477 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3478 (vfp_emit_fstmd): Likewise.
3480 2010-03-19 Michael Matz <matz@suse.de>
3483 * builtins.c (expand_builtin_interclass_mathfn,
3484 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3487 2010-03-19 Richard Guenther <rguenther@suse.de>
3489 PR tree-optimization/43415
3490 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3491 (phi_translate_1): ... this.
3492 (phi_translate): Move all caching here. Cache all NARY
3493 and REFERENCE translations.
3495 2010-03-19 David S. Miller <davem@davemloft.net>
3497 With help from Eric Botcazou.
3498 * config/sparc/sparc.c: Include dwarf2out.h.
3499 (emit_pic_helper): Delete.
3500 (pic_helper_symbol_name): Delete.
3501 (pic_helper_emitted_p): Delete.
3502 (pic_helper_needed): New.
3503 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3504 (get_pc_thunk_name): New.
3505 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3506 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3507 Set pic_helper_needed to true. Don't call emit_pic_helper.
3508 (sparc_expand_prologue): Update load_pic_register call.
3509 (sparc_output_mi_thunk): Likewise.
3510 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3511 thunk if possible. Output CFI information as needed.
3513 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3514 Jack Howarth <howarth@bromo.med.uc.edu>
3517 * config/i386/i386.h: Fix ABI on darwin x86-32.
3519 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3521 * tree.h: Declare make_decl_rtl_for_debug.
3522 * varasm.c (make_decl_rtl_for_debug): New.
3523 * dwarf2out.c (rtl_for_decl_location): Call it.
3524 * cfgexpand.c (expand_debug_expr): Call it.
3526 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3529 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3533 * var-tracking.c (vt_init_cfa_base): Do nothing if
3534 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3536 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3539 * var-tracking.c (canonicalize_vars_star): New.
3540 (dataflow_post_merge_adjust): Use it.
3542 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3545 * var-tracking.c (non_suitable_const): New function.
3546 (add_uses): For DEBUG_INSNs with constants, don't record any
3547 value, instead just the constant value itself.
3548 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3549 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3550 (emit_notes_in_bb): Likewise.
3551 (emit_note_insn_var_location): For onepart variables if
3552 cur_loc is a VOIDmode constant, use DECL_MODE.
3554 2010-03-18 Martin Jambor <mjambor@suse.cz>
3557 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3558 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3559 all non-clones. Moved call redirection...
3560 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3561 (cgraph_materialize_all_clones): Dispose of all
3562 combined_args_to_skip bitmaps.
3563 (verify_cgraph_node): Do not check for edges pointing to wrong
3564 nodes in inline clones.
3565 * tree-inline.c (copy_bb): Call
3566 cgraph_redirect_edge_call_stmt_to_callee.
3567 * ipa.c (cgraph_remove_unreachable_nodes): Call
3568 cgraph_node_remove_callees even when there are used clones.
3570 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3572 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3574 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3577 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3580 2010-03-18 Michael Matz <matz@suse.de>
3583 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3584 into sqrt(x) if we need to preserve signed zeros.
3586 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3587 Eric Botcazou <ebotcazou@adacore.com>
3589 PR rtl-optimization/43360
3590 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3591 note if we don't know its invariant status.
3593 2010-03-18 Michael Matz <matz@suse.de>
3595 PR tree-optimization/43402
3596 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3597 PHI chains of ssa names registered for update.
3599 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3602 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3603 non-offsettable and pre_modify update addressing.
3604 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3605 and "2" alternatives "#".
3606 (*movdd_softfloat32): Make all alternatives "#";
3607 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3608 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3609 (*movdf_softfloat32): Make all alternatives "#";
3610 (movdi): Use the new DIFD mode iterator to create a common splitter
3611 for movdi, movdf and movdd patterns.
3613 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3615 * common.opt (dumpdir): Remove redundant tab.
3617 2010-03-17 Martin Jambor <mjambor@suse.cz>
3619 PR tree-optimization/43347
3620 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3621 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3623 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3625 PR rtl-optimization/42216
3626 * regrename.c (create_new_chain): New function, broken out from...
3627 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3628 appending a use to an empty chain.
3629 (build_def_use): Remove previous changes that convert OP_INOUT to
3630 OP_OUT operands; instead detect the case where an OP_INOUT operand
3631 uses a previously untracked register and create an empty chain for it.
3633 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3635 * doc/extend.texi (Function Attributes): Rewrite unfinished
3636 sentence in ms_abi documentation.
3638 2010-03-17 Alan Modra <amodra@gmail.com>
3640 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3641 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3642 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3643 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3645 2010-03-16 Richard Henderson <rth@redhat.com>
3648 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3649 (lower_try_finally): Save and restore eh_seq around the expansion
3652 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3654 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3655 statements before splitting block.
3657 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3659 * doc/sourcebuild.texi (Testsuites): Fix markup.
3660 Use pathnames relative to gcc/testsuite.
3661 (Test Directives): Move description of how timeout is determined.
3662 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3663 (C Tests): Correct gcc.misc-tests directory.
3664 Framework tests now live in gcc.test-framework.
3666 2010-03-16 Richard Guenther <rguenther@suse.de>
3669 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3670 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3672 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3673 Alexandre Oliva <aoliva@redhat.com>
3675 PR tree-optimization/42917
3676 * lambda-code.c (remove_iv): Skip debug statements.
3677 (lambda_loopnest_to_gcc_loopnest): Likewise.
3678 (not_interesting_stmt): Debug statements are not interesting.
3680 2010-03-16 Jakub Jelinek <jakub@redhat.com>
3684 * cselib.c (cselib_preserve_constants,
3685 cfa_base_preserved_val): New static variables.
3686 (preserve_only_constants): New function.
3687 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3688 clear its REG_VALUES. If cselib_preserve_constants, don't
3689 empty the whole hash table, but preserve there VALUEs with constants,
3690 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3691 (cselib_preserve_cfa_base_value): New function.
3692 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3693 (cselib_init): Change argument to int bitfield. Set
3694 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3696 (cselib_finish): Clear cselib_preserve_constants and
3697 cfa_base_preserved_val.
3698 * cselib.h (enum cselib_record_what): New enum.
3699 (cselib_init): Change argument to int.
3700 (cselib_preserve_cfa_base_value): New prototype.
3701 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3702 * dse.c (dse_step1): Likewise.
3703 * cfgcleanup.c (thread_jump): Likewise.
3704 * sched-deps.c (sched_analyze): Likewise.
3705 * gcse.c (local_cprop_pass): Likewise.
3706 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3707 If FN is non-NULL, call the callback always and whenever it returns
3708 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
3709 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3710 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3711 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3712 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3713 * var-tracking.c: Include recog.h.
3714 (bb_stack_adjust_offset): Remove.
3715 (vt_stack_adjustments): Don't call it, instead just gather the
3716 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3717 (adjust_stack_reference): Remove.
3718 (compute_cfa_pointer): New function.
3719 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3720 (struct adjust_mem_data): New type.
3721 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3723 (get_address_mode): New function.
3724 (replace_expr_with_values): Use it.
3725 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3726 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
3727 (adjust_sets): Remove.
3728 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3729 Use get_address_mode.
3730 (get_adjusted_src): Remove.
3731 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
3732 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
3733 (add_with_sets): Don't call adjust_sets.
3734 (fp_setter, vt_init_cfa_base): New functions.
3735 (vt_initialize): Change return type to bool. Move most of pool etc.
3736 initialization to the beginning of the function from end. Pass
3737 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3738 If !frame_pointer_needed, call vt_stack_adjustment before mos
3739 vector is filled, call vt_init_cfa_base if argp/framep has been
3740 eliminated to sp. If frame_pointer_needed and argp/framep has
3741 been eliminated to hard frame pointer, set
3742 hard_frame_pointer_adjustment and call vt_init_cfa_base after
3743 encountering fp setter in the prologue. For MO_ADJUST, call
3744 log_op_type before pusing the op into mos vector, not afterwards.
3745 Call adjust_insn before cselib_process_insn/add_with_sets,
3746 call cancel_changes (0) afterwards.
3747 (variable_tracking_main_1): Adjust for vt_initialize calling
3748 vt_stack_adjustments and returning whether it succeeded or not.
3750 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3752 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3755 2010-03-15 Jakub Jelinek <jakub@redhat.com>
3757 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3759 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3760 drap_reg has not been set.
3762 2010-03-15 Michael Matz <matz@suse.de>
3765 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3766 use it to expand block copies.
3767 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3768 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3769 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3771 2010-03-15 Richard Guenther <rguenther@suse.de>
3773 PR tree-optimization/43367
3774 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3777 2010-03-15 Richard Guenther <rguenther@suse.de>
3779 PR tree-optimization/43317
3780 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3782 2010-03-15 Martin Jambor <mjambor@suse.cz>
3784 PR tree-optimization/43141
3785 * tree-sra.c (create_abstract_origin): New function.
3786 (modify_function): Call create_abstract_origin.
3788 2010-03-15 Chris Demetriou <cgd@google.com>
3790 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3793 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3796 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3797 call insert_out_of_ssa_copy for default definitions.
3799 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3801 * graphite-clast-to-gimple.c (my_long_long): Defined.
3802 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3803 * graphite-sese-to-poly.c (my_long_long): Defined.
3804 (scop_ivs_can_be_represented): Use it.
3806 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3808 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3809 graphite-max-bbs-per-function, and loop-block-tile-size.
3810 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3812 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3814 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3816 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3817 forward declaration.
3818 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3819 (add_upper_bounds_from_estimated_nit): New.
3820 (build_loop_iteration_domains): Use it.
3822 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3824 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3826 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3829 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3830 should be an INTEGER_CST. Also handle CASE_CONVERT.
3832 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3834 * graphite.c (graphite_initialize): To bound the number of bbs per
3835 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3836 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3837 * doc/invoke.texi: Document it.
3839 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3841 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3842 * graphite-sese-to-poly.h (build_poly_scop): Same.
3844 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3846 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3847 the number of parameters in the scop. Use as an upper bound
3848 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3849 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3850 * doc/invoke.texi: Document it.
3852 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
3854 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3855 * doc/c-tree.texi: Remove.
3856 * doc/generic.texi: Merge c-tree.texi here.
3857 * doc/gccint.texi (Trees): Remove menu entry.
3858 (c-tree.texi): Remove @include.
3859 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3860 * doc/languages.texi (Reading RTL): Ditto.
3862 2010-03-12 Steve Ellcey <sje@cup.hp.com>
3865 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3867 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3870 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3871 code added to work around reload clobbering CONST insns.
3873 2010-03-12 Jakub Jelinek <jakub@redhat.com>
3875 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3876 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3877 (cselib_preserve_only_values): Remove retain argument, don't
3878 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3879 * cselib.h (cselib_preserve_only_values): Remove retain argument.
3880 * var-tracking.c (micro_operation): Move insn field before union.
3881 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3882 (struct variable_tracking_info_def): Remove n_mos field, change
3883 mos into a vector of micro_operations.
3884 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3885 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3886 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3887 changing into a vector.
3888 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3889 come before all other uops generated by add_stores.
3890 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3892 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3893 a vector. Run just one pass over the bbs instead of separate counting
3894 and computation phase.
3895 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3898 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3899 into *nonlocalized_list vector.
3900 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3901 even if origin is non-NULL.
3902 (gen_variable_die): Likewise.
3903 (process_scope_var): Don't change origin.
3904 (gen_decl_die): Likewise.
3905 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3906 before adding new edges instead of after it, fix moving over
3909 2010-03-11 David S. Miller <davem@davemloft.net>
3911 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3913 * configure: Rebuild.
3915 2010-03-11 Martin Jambor <mjambor@suse.cz>
3917 PR tree-optimization/43257
3918 * tree.c (assign_assembler_name_if_neeeded): New function.
3919 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3921 * tree.h (assign_assembler_name_if_neeeded): Declare.
3922 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3923 the function if needed.
3925 2010-03-11 Chris Demetriou <cgd@google.com>
3927 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3928 include/stdint-gcc.h, and include/stdint.h world-readable.
3930 2010-03-11 Richard Guenther <rguenther@suse.de>
3932 PR tree-optimization/43255
3933 * tree-vrp.c (process_assert_insertions_for): Do not insert
3934 asserts for trivial conditions.
3936 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3938 PR tree-optimization/43280
3939 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3940 generation. Move calculation of size out of the if branch.
3941 (find_bswap): Modify compare number generation.
3943 2010-03-11 Richard Guenther <rguenther@suse.de>
3946 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3947 (input_gimple_stmt): Fixup handled component types during
3948 operand read. Also fix up decls in ADDR_EXPRs.
3950 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3952 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3953 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3955 2010-03-10 Jan Hubicka <jh@suse.cz>
3958 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3959 * varasm.c (get_variable_section): Don't do that here...
3960 (make_decl_rtl): ... and here.
3961 (do_assemble_alias): Produce decl RTL.
3962 (assemble_alias): Likewise.
3964 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3967 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3968 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3970 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3971 (based_loc_descr): Only express drap or vdrap regno based expressions
3972 using DW_OP_fbreg when not optimizing.
3973 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3974 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3975 REG_CFA_SET_VDRAP note.
3977 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3979 PR tree-optimization/43236
3980 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3981 error in calculation of base address in reverse iteration case.
3982 (generate_builtin): Take number of latch executions if the statement
3985 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3988 * tree-eh.c: Include pointer-set.h.
3989 (lower_eh_dispatch): Filter out duplicate case labels and
3990 remove the unneeded edge when the label is unused. Return
3991 true when some edges are removed.
3992 (execute_lower_eh_dispatch): When any lowering resulted in
3993 removing an edge, also delete unreachable blocks.
3995 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3998 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3999 UNSPEC_MACHOPIC_OFFSET.
4001 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
4004 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4005 (m68k_delegitimize_address): New function.
4007 2010-03-09 Jakub Jelinek <jakub@redhat.com>
4010 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
4013 * var-tracking.c (adjust_sets): New function.
4014 (count_with_sets, add_with_sets): Use it.
4015 (get_adjusted_src): New inline function.
4016 (add_stores): Use it.
4019 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
4020 call cselib_dummy_expand_value_rtx_cb instead of
4021 cselib_expand_value_rtx_cb.
4024 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
4025 * config/i386/i386.c: Include debug.h and dwarf2out.h.
4026 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
4027 and .cfi_endproc around the pic thunks.
4028 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
4029 all queued unwind info register saves are saved before the call.
4030 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
4031 considered as sp-=4 for unwind info and the pop as sp+=4 which
4032 also clobbers dest, but doesn't actually restore it.
4035 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
4036 RTX_FRAME_RELATED_P.
4038 2010-03-09 Jie Zhang <jie@codesourcery.com>
4040 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
4041 whitespaces in output template.
4043 2010-03-09 Jie Zhang <jie@codesourcery.com>
4045 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
4048 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4050 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
4051 builtins.exp in a separate job.
4053 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4055 * graphite-sese-to-poly.c (add_param_constraints): Use
4056 lower_bound_in_type and upper_bound_in_type.
4058 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4060 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
4061 instead of unsigned_type_node.
4063 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4064 Reza Yazdani <reza.yazdani@amd.com>
4067 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
4068 on pointer type parameters.
4070 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4074 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
4075 handle conversions from pointer to integers.
4076 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
4077 induction variable, to be able to work with code generated by CLooG.
4078 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
4079 (build_poly_scop): Bail out if we cannot codegen a loop.
4081 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4083 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
4084 code generation with gloog_error.
4086 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4088 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
4089 Call fold_convert on all the returned values.
4090 (expand_scalar_variables_expr): Pass to
4091 expand_scalar_variables_ssa_name the type of the resulting expression.
4093 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4095 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
4096 ppl_min_for_le_pointset.
4097 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
4098 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
4100 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4102 * graphite-dependences.c (map_into_dep_poly): Removed.
4103 (dependence_polyhedron_1): Use combine_context_id_scat.
4105 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4107 * graphite-poly.h (struct poly_scattering): Add layout documentation.
4108 (struct poly_bb): Same.
4109 (combine_context_id_scat): New.
4111 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4114 * sese.c (name_defined_in_loop_p): Return false for default
4117 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4119 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
4120 and clean up the logic.
4122 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4124 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
4127 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4129 * var-tracking.c (remove_cselib_value_chains): Define only for
4131 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
4132 delete_slot_part, emit_notes_for_differences_1): Don't call
4133 remove_cselib_value_chains here.
4134 (set_slot_part, emit_notes_for_differences_2): Don't call
4135 add_cselib_value_chains here.
4136 (preserved_values): New vector.
4137 (preserve_value): New function.
4138 (add_uses, add_stores, vt_add_function_parameters): Use it
4139 instead of cselib_preserve_value.
4140 (changed_values_stack): New vector.
4141 (check_changed_vars_0): New function.
4142 (check_changed_vars_1, check_changed_vars_2): Use it.
4143 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
4144 changed_values_stack VALUEs.
4145 (vt_emit_notes): For all preserved_values call
4146 add_cselib_value_chains. If ENABLE_CHECKING call
4147 remove_cselib_value_chains before verifying value_chains is empty.
4148 Initialize and free changed_values_stack.
4149 (vt_initialize): Initialize preserved_values.
4150 (vt_finalize): Free preserved_values.
4152 2010-03-08 Richard Guenther <rguenther@suse.de>
4154 PR tree-optimization/43269
4155 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
4158 2010-03-08 Martin Jambor <mjambor@suse.cz>
4160 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
4161 (ipa_is_param_called): Removed.
4162 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
4163 (ipa_print_node_params): Do not print the called flag.
4164 (ipa_write_node_info): Do not stream the called flag.
4165 (ipa_read_node_info): Likewise.
4167 2010-03-07 Jakub Jelinek <jakub@redhat.com>
4170 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
4171 * cselib.c (struct expand_value_data): Add dummy field.
4172 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
4174 (cselib_dummy_expand_value_rtx_cb): New function.
4175 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
4177 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
4178 * var-tracking.c: Include pointer-set.h.
4179 (variable): Change n_var_parts to char from int. Add
4180 cur_loc_changed and in_changed_variables fields.
4181 (variable_canonicalize): Remove.
4182 (shared_var_p): New inline function.
4183 (unshare_variable): Maintain cur_loc_changed and
4184 in_changed_variables fields. If var was in changed_variables,
4185 replace it there with new_var. Just copy cur_loc instead of
4186 resetting it to something else.
4187 (variable_union): Don't recompute cur_loc. Use shared_var_p.
4188 (dataflow_set_union): Don't call variable_canonicalize.
4189 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
4190 of their DEBUG_EXPR_TREE_DECLs.
4191 (canonicalize_loc_order_check): Verify that cur_loc is NULL
4192 and in_changed_variables and cur_loc_changed is false.
4193 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
4194 and cur_loc_changed. Don't update cur_loc here.
4195 (variable_merge_over_src): Don't call variable_canonicalize.
4196 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
4197 removing loc that is equal to cur_loc, clear cur_loc,
4198 set cur_loc_changed and ensure variable_was_changed is called.
4199 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
4200 compare pointers in cur_loc check, if it is equal to loc,
4201 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
4202 (variable_different_p): Remove compare_current_location argument,
4203 don't compare cur_loc.
4204 (dataflow_set_different_1): Adjust variable_different_p caller.
4205 (variable_was_changed): If dv had some var in changed_variables
4206 already, reset in_changed_variables flag for it and propagate
4207 cur_loc_changed over to the new variable. On empty var
4208 always set cur_loc_changed. Set in_changed_variables on whatever
4209 var is added to changed_variables.
4210 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
4211 Use shared_var_p. When removing loc that is equal to cur_loc,
4212 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
4213 end, don't set it to something else, just call variable_was_changed.
4214 (delete_slot_part): Use shared_var_p. When cur_loc equals to
4215 loc being removed, clear cur_loc and set cur_loc_changed.
4216 Set cur_loc_changed if all locations have been removed.
4217 (struct expand_loc_callback_data): New type.
4218 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
4219 allocated. Always create SUBREGs if simplify_subreg failed.
4220 Prefer to use cur_loc, when that fails and still in
4221 changed_variables (and seen first time) recompute it. Set
4222 cur_loc_changed of variables which had to change cur_loc and
4223 compute elcd->cur_loc_changed if any of the subexpressions used
4224 had to change cur_loc.
4225 (vt_expand_loc): Adjust to pass arguments in
4226 expand_loc_callback_data structure.
4227 (vt_expand_loc_dummy): New function.
4228 (emitted_notes): New variable.
4229 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
4230 that weren't used for any other decl in current
4231 emit_notes_for_changes call call vt_expand_loc_dummy to update
4232 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
4233 first loc_chain location if NULL before. Always use just
4234 cur_loc instead of first loc_chain location. When cur_loc_changed
4235 is false, when not --enable-checking=rtl just don't emit any note.
4236 When rtl checking, compute the note and assert it is the same
4237 as previous note. Clear cur_loc_changed and in_changed_variables
4238 at the end before removing from changed_variables.
4239 (check_changed_vars_3): New function.
4240 (emit_notes_for_changes): Traverse changed_vars to call
4241 check_changed_vars_3 on each changed var.
4242 (emit_notes_for_differences_1): Clear cur_loc_changed and
4243 in_changed_variables. Recompute cur_loc of new_var.
4244 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
4245 (vt_emit_notes): Initialize and destroy emitted_notes.
4247 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
4249 PR rtl-optimization/42220
4250 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
4251 Use verify_reg_tracked to determine if we should use OP_OUT rather
4253 (build_def_use): If we see an in-out operand for a register that we
4254 know nothing about, treat is an output if possible, fail the block if
4257 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4260 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
4263 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4266 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
4267 uses of relevant DEFs that are dead outside the loop too.
4269 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4271 * var-tracking.c (dataflow_set_merge): Swap src and src2.
4273 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4275 * var-tracking.c (values_to_unmark): New variable.
4276 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4277 values_to_unmark vector. Moved body to...
4278 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4279 instead queue it into values_to_unmark vector.
4280 (vt_find_locations): Free values_to_unmark vector.
4282 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
4284 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
4285 (site.exp): Export them when plugins are enabled.
4287 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
4290 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
4292 (chrec_fold_multiply): Same.
4294 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4297 * c-decl.c (build_compound_literal): Return early if init is
4300 2010-03-04 Martin Jambor <mjambor@suse.cz>
4302 PR tree-optimization/43164
4303 PR tree-optimization/43191
4304 * tree-sra.c (type_consists_of_records_p): Reject records with
4305 zero-size bit-fields at the end.
4307 2010-03-04 Mike Stump <mikestump@comcast.net>
4309 * Makefile.in (TAGS): Remove *.y.
4311 2010-03-04 Richard Guenther <rguenther@suse.de>
4313 PR tree-optimization/40761
4314 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
4316 (my_rev_post_order_compute): New function.
4317 (init_pre): Call it.
4319 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
4322 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
4323 decrease the cost of an IV candidate when the cost is infinite.
4325 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4327 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
4328 Use '3DNow!' for the extension of that name, ensure normal space
4330 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4332 2010-03-03 Jeff Law <law@redhat.com>
4334 * PR middle-end/32693
4335 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
4336 than gen_rtx_SUBREG.
4337 (extract_bit_field_1): Likewise.
4339 2010-03-03 Janis Johnson <janis187@us.ibm.com>
4341 * doc/sourcebuild.texi (Test directives): Document that arguments
4342 include-opts and exclude-opts are now optional for dg-skip-if,
4343 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
4345 2010-03-03 Jason Merrill <jason@redhat.com>
4348 * cgraph.h (varpool_node): Add extra_name field.
4349 * varpool.c (varpool_extra_name_alias): New.
4350 (varpool_assemble_decl): Emit extra name aliases.
4351 (varpool_mark_needed_node): Look past an extra name alias.
4352 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4353 * lto-streamer-in.c (lto_input_tree): Read it.
4354 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4356 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4358 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4359 (sparc*-*-solaris2*): ...this.
4361 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4364 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4365 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4366 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4367 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4370 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4371 fallthrough to default handling, just with want_address 0 instead of 2.
4372 For single element lists, add_AT_loc directly, otherwise create an
4373 artificial variable DIE and stick location list to it.
4376 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4377 (VAL_EXPR_HAS_REVERSE): Define.
4378 (reverse_op): New function.
4379 (add_stores): For reversible operations add an extra MO_VAL_USE.
4381 2010-03-02 Jason Merrill <jason@redhat.com>
4383 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4385 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4387 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4388 (sparc64-*-linux*): Likewise.
4389 (sparc64-*-solaris2*): Include assembler files before linker ones.
4390 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4391 * config/sparc/gas.h: Delete.
4392 * config/sparc/sol2-64.h: Add copyright notice.
4393 * config/sparc/sol2-gas-bi.h: Likewise.
4394 * config/sparc/sol2-gld.h: Likewise.
4395 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4396 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4397 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4398 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4399 (sparc_elf_asm_named_section): Rename into...
4400 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4402 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4404 * config/alpha/alpha.c (override_options): Fix -mtune error message.
4406 2010-03-02 Jeff Law <law@redhat.com>
4409 * reload1.c (rtx_p, substitute_stack): Declare.
4410 (substitute): Record addresses of changed rtxs.
4411 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
4412 Restore the original rtx when complete.
4413 (reload): Free subsitute_stack when complete.
4415 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4417 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4418 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4420 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4421 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4422 Torture Tests): Change from subsection to section.
4424 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4425 Steven Bosscher <steven@gcc.gnu.org>
4427 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4430 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4433 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4434 the assignment from the new induction variable to the assignment
4435 of the value from the original loop PHI function.
4437 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4438 Daniel Jacobowitz <dan@codesourcery.com>
4440 * doc/sourcebuild.texi (Test directives): Clarify options to
4443 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4445 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4446 Disable cfi directives unless GCC and gas agree on using read-only
4447 .eh_frame sections for 64-bit.
4448 * configure: Regenerate.
4450 2010-03-01 Richard Guenther <rguenther@suse.de>
4452 PR tree-optimization/43220
4453 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4454 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4456 2010-03-01 Richard Guenther <rguenther@suse.de>
4457 Martin Jambor <mjambor@suse.cz>
4460 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4461 gimplified parameters.
4463 2010-03-01 Christian Bruel <christian.bruel@st.com>
4465 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4467 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4469 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4471 2010-03-01 Richard Guenther <rguenther@suse.de>
4474 * expr.c (expand_assignment): Use the alias-oracle to tell
4475 if the rhs aliases the result decl.
4477 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4480 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4481 to sol_gt_pch_get_address.
4482 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4483 64-bit, SPARC and x86.
4484 (sol_gt_pch_get_address): New function.
4486 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4488 * toplev.h (inform_n, error_n): Declare.
4489 * diagnostic.c (inform_n, error_n): New function.
4491 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4493 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4494 has no rtl yet when processing local_decls, queue it and recheck
4495 if deferred stack allocation hasn't assigned it rtl.
4497 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4499 * config/sh/sh.c (unspec_bbr_uid): New.
4500 (gen_block_redirect): Use it instead of INSN_UID.
4501 (gen_far_branch): Likewise.
4503 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4505 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4506 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4508 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4510 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4511 (Warning Options): -Wno-conversion-null is valid for
4512 Objective-C++ as well.
4513 * doc/tm.texi (Named Address Spaces): Likewise.
4514 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4515 * doc/tree-ssa.texi (Tree SSA): Likewise.
4517 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4520 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4521 by default. Don't set the default arch for
4522 i[34567]86-*-darwin*|x86_64-*-darwin*.
4524 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4527 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4528 default. Set the default 32bit/64bit archs with $with_arch
4529 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4531 2010-02-27 Richard Guenther <rguenther@suse.de>
4533 PR tree-optimization/43186
4534 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4535 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4536 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4537 unroller iterations.
4539 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4541 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4542 required and i[34567]86-*-* targets don't support 64bit ISA.
4544 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4547 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4550 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4552 * config.gcc: Set the default arch at least to Prescott for
4553 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4554 if SSE math is enabled.
4556 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4558 * diagnostic.c (diagnostic_initialize): Update.
4559 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4561 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4562 (diagnostic_inhibit_notes): New.
4563 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4565 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4568 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4569 * doc/standards.texi: Likewise.
4570 * doc/extend.texi: Likewise.
4571 * doc/trouble.texi: Likewise.
4572 * doc/cppopts.texi: Likewise.
4573 * doc/install.texi: Likewise.
4574 * c.opt (std=c90,std=gnu90): New options.
4575 * c-opts.c (c_common_handle_option): Handle them.
4577 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4580 * c-decl.c (undeclared_variable): Use an informative note.
4582 2010-02-26 Richard Guenther <rguenther@suse.de>
4584 PR tree-optimization/43186
4585 * gimple.h (gimple_fold): Remove.
4586 * gimple.c (gimple_fold): Remove. Inline into single user ...
4587 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4588 Try harder for conditions.
4590 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4593 * function.c (used_types_insert): Don't skip through named pointer
4594 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4595 and it is different from the main variant's type.
4597 2010-02-26 Nick Clifton <nickc@redhat.com>
4599 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4601 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4603 * config.gcc: Support --with-fpmath=sse for x86.
4605 * config/i386/ssemath.h: New.
4607 * doc/install.texi (--with-fpmath=sse): Documented.
4609 2010-02-26 Richard Guenther <rguenther@suse.de>
4611 PR tree-optimization/43188
4612 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4613 vector types of over-aligned element type.
4615 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4618 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4619 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4621 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4623 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4625 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4627 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4628 * var-tracking.c: Include diagnostic.h.
4629 (debug_dv): New function.
4630 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4633 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4634 (add_value_chain, add_value_chains, remove_value_chain,
4635 remove_value_chains): Handle DEBUG_EXPRs.
4636 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4639 * regcprop.c (struct queued_debug_insn_change): New type.
4640 (struct value_data_entry): Add debug_insn_changes field.
4641 (struct value_data): Add n_debug_insn_changes field.
4642 (debug_insn_changes_pool): New variable.
4643 (free_debug_insn_changes, apply_debug_insn_changes,
4644 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4645 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4646 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4648 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4650 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4651 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4652 changes, call cprop_find_used_regs via note_stores.
4653 (copyprop_hardreg_forward): When copying vd from predecessor
4654 which has any queued DEBUG_INSN changes, make sure the pointers are
4655 cleared. At the end call df_analyze and then if there are any
4656 DEBUG_INSN changes queued at the end of some basic block for still
4657 live registers, apply them.
4658 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4660 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4662 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
4665 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
4667 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
4668 targets. Set the default with_cpu/with_arch from arch/cpu.
4669 Allow x86-64 and native for with_cpu/with_arch.
4671 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
4673 * ebitmap.c: Change calls to verify_popcount with calls to
4674 sbitmap_verify_popcount.
4675 (ebitmap_clear_bit): Fixed map->cacheindex test and
4676 map>cache update when bit clearing results in an empty
4679 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4682 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
4683 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
4684 and support both V2DF and V2DI modes.
4685 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
4686 support both V2DF and V2DI modes.
4687 (general): Delete trailing whitespace from a few patterns.
4689 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4690 V2DF/V2DI interleave high/low builtins.
4692 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
4695 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
4696 interleave high/low functions.
4698 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4700 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
4701 #pragma extern_prefix.
4703 2010-02-25 Jakub Jelinek <jakub@redhat.com>
4706 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
4707 BLKmode, assert op0 is a MEM and just adjust its mode.
4710 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
4711 if bitpos isn't multiple of mode's bitsize.
4713 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4715 * c.opt (-ftemplate-depth=): New.
4716 (-ftemplate-depth-): Deprecate.
4717 * optc-gen.awk: Handle -ftemplate-depth=.
4718 * opth-gen.awk: Likewise.
4719 * c-opts.c (c_common_handle_option): Likewise.
4720 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
4722 2010-02-24 Jason Merrill <jason@redhat.com>
4724 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
4726 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4728 * cfg.c (alloc_aux_for_block): Remove inline.
4729 (alloc_aux_for_edge): Likewise.
4731 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4733 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
4735 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4737 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
4738 * config/i386/sol2-gas.h: New file.
4739 * config.gcc (i[34567]86-*-solaris2*): Use it.
4741 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4744 * c-typeck.c (ep_convert_and_check): New.
4745 (build_conditional_expr): Use it.
4746 (build_binary_op): Likewise.
4748 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4750 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
4753 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
4754 bounds even for -O+.
4755 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
4756 expr needs to have DECL_NAME set.
4758 2010-02-24 Nick Clifton <nickc@redhat.com>
4760 * config/mep/mep.c: Include gimple.h.
4761 (mep_function_uses_sp): Delete unused function.
4762 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
4763 parameters. Use unsigned integers to count args. Return a
4764 NULL_RTX instead of an error_mark_node. Toidy up formatting.
4766 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4769 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
4770 greater or equal to nelt instead of 2 * nelt.
4771 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
4774 2010-02-23 Jason Merrill <jason@redhat.com>
4777 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4778 in cfun->local_decls even if they have register types.
4781 * stor-layout.c (place_field): Don't warn about unnecessary
4782 DECL_PACKED if the type is packed.
4784 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4787 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4788 GOTOFF relocs, even when the base reg isn't pic pointer.
4790 2010-02-23 Michael Matz <matz@suse.de>
4793 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4794 (expand_gimple_basic_block): Generate and use debug temps if there
4795 are debug uses left after the last real use of TERed ssa names.
4796 Unlink debug immediate uses when they are expanded.
4798 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4801 * config/i386/i386.c (override_options): Reorganise to provide
4802 better error messages.
4804 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4807 * graphite-scop-detection.c (create_single_exit_edge): Move
4808 the call to find_single_exit_edge to....
4809 (create_sese_edges): ...here. Don't handle multiple edges
4810 exiting the function.
4811 (build_graphite_scops): Don't handle multiple edges
4812 exiting the function.
4814 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4817 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4818 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4820 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4823 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4825 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4828 * c-typeck.c (convert_arguments): Print declaration location.
4829 * c-common.c (validate_nargs): Rename as
4830 builtin_function_validate_nargs.
4831 (check_builtin_function_arguments): Update.
4833 2010-02-22 Richard Guenther <rguenther@suse.de>
4836 * tree-inline.c (declare_return_variable): Use the type of
4837 the call stmt lhs if available.
4839 2010-02-22 Duncan Sands <baldrick@free.fr>
4841 * passes.c (register_pass): Always consider all pass lists when
4842 ref_pass_instance_number is zero.
4844 2010-02-22 Richard Guenther <rguenther@suse.de>
4846 PR tree-optimization/42749
4847 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
4848 parameter. Do arithmetic in the original type.
4849 (update_accumulator_with_ops): Likewise.
4850 (adjust_accumulator_values): Adjust.
4852 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4854 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
4855 (QI to BLKmode splitter): New splitter.
4857 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
4859 * config/i386/i386.c (initial_ix86_tune_features): Turn on
4860 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
4862 2010-02-22 Richard Guenther <rguenther@suse.de>
4864 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
4866 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
4868 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
4869 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
4870 ($(T)crti.o, $(T)crtn.o): Remove rules.
4872 2010-02-21 Tobias Burnus <burnus@net-b.de>
4875 * doc/invoke.texi (-fassociative-math): Document that this
4876 option is automatically enabled for Fortran.
4878 2010-02-20 David S. Miller <davem@davemloft.net>
4880 * configure.ac: Test if linker and assembler properly support
4881 GOTDATA_OP relocations.
4882 * configure: Rebuild.
4883 * config.in: Likewise.
4884 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4885 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4886 (movsi_high_pic): Likewise.
4887 (movdi_lo_sum_pic): Likewise.
4888 (movdi_high_pic): Likewise.
4889 (movsi_pic_gotdata_op): New pattern.
4890 (movdi_pic_gotdata_op): Likewise.
4891 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4892 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4894 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4897 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4898 attribute to ssemul.
4899 (xop_mulv2div2di3_high): Ditto.
4901 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4904 * c.opt (Wconversion-null): New option.
4905 * doc/invoke.texi (Wconversion-null): Document.
4907 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4909 * common.opt (Wlarger-than-): Add Undocumented.
4911 2010-02-19 Mike Stump <mikestump@comcast.net>
4913 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4915 2010-02-19 Jason Merrill <jason@redhat.com>
4918 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4919 * configure: Likewise.
4921 2010-02-20 Alan Modra <amodra@gmail.com>
4924 * cgraph.h (cgraph_make_decl_local): Declare.
4925 * cgraph.c (cgraph_make_decl_local): New function.
4926 (cgraph_make_node_local): Use it.
4927 * cgraphunit.c (cgraph_function_versioning): Likewise.
4928 * ipa.c (function_and_variable_visibility): Likewise.
4930 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4933 * except.c (sjlj_emit_function_enter): Don't call
4934 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4936 * rtl.h (add_reg_br_prob_note): Remove prototype.
4938 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4941 * c-common.c (conversion_warning): Remove widening conversions
4942 before checking the conversion of integers to reals.
4944 2010-02-19 Mike Stump <mikestump@comcast.net>
4947 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4950 * cgraphunit.c (process_function_and_variable_attributes): Check
4951 DECL_PRESERVE_P instead of looking up attribute "used".
4952 * ipa-pure-const.c (check_decl): Likewise.
4953 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4954 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4955 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4956 instead of attribute "used".
4957 * config/sol2-c.c (solaris_pragma_init): Likewise.
4958 (solaris_pragma_fini): Likewise.
4960 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4962 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4963 Use XCNEW instead of xcalloc.
4964 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4965 XNEW instead of xmalloc.
4966 (get_fields): Use XNEWVEC instead of xmalloc.
4969 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4970 populate vars array.
4971 (create_new_general_access): For debug stmts just reset value.
4972 (get_stmt_accesses): For accesses within debug stmts just record them
4973 using add_access_to_acc_sites instead of preventing the peeling or
4974 counting them as accesses.
4977 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4979 2010-02-19 Richard Guenther <rguenther@suse.de>
4981 PR tree-optimization/42916
4982 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4985 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4987 * configure.ac: Replace all uses of changequote in macro arguments
4988 with proper quoting.
4990 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4993 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4995 2010-02-19 Richard Guenther <rguenther@suse.de>
4997 PR tree-optimization/42944
4998 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4999 test for aliasing with errno.
5001 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5004 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
5005 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
5006 * dojump.c: Include output.h.
5007 (inv): New inline function.
5008 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
5009 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
5010 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
5011 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
5012 argument, pass it down to other calls.
5013 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
5014 add REG_BR_PROB note to the conditional jump.
5015 * cfgexpand.c (add_reg_br_prob_note): Removed.
5016 (expand_gimple_cond): Don't call it, add the probability
5017 as last argument to jumpif_1/jumpifnot_1.
5018 * Makefile.in (dojump.o): Depend on output.h.
5019 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
5021 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
5022 * stmt.c (do_jump_if_equal): Likewise.
5023 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
5024 * loop-unswitch.c (compare_and_jump_seq): Likewise.
5025 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
5027 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
5028 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
5029 jumpifnot_1 callers.
5030 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
5032 (store_expr): Adjust jumpifnot caller.
5033 (store_constructor): Adjust jumpif caller.
5036 * gimplify.c (gimple_boolify): For __builtin_expect call
5037 gimple_boolify also on its first argument.
5039 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
5041 * configure.ac (gnu-unique-object): Wrap regexps using [] in
5043 (__stack_chk_fail): Ditto. Remove quadrigraphs.
5044 * configure: Regenerated.
5046 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5048 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
5049 lang_hooks.types_compatible_p instead of comptypes.
5051 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
5053 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
5054 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
5055 if __prefer_thumb__ is defined.
5057 2010-02-18 Martin Jambor <mjambor@suse.cz>
5059 PR tree-optimization/43066
5060 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
5061 array with zero-sized element type.
5063 2010-02-18 Jakub Jelinek <jakub@redhat.com>
5065 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
5066 rtx, allocate struct var_loc_node here and return it to the
5067 caller, and only if it is actually needed.
5068 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
5069 move it earlier and return immediately if it returns NULL.
5071 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
5073 * config/sparc/gas.h: New file. Restore
5074 TARGET_ASM_NAMED_SECTION to its ELF default.
5075 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
5077 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5078 Likewise. Add ATTRIBUTE_UNUSED to prototype.
5079 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
5080 after sparc/sysv4.h.
5082 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
5084 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
5086 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
5088 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
5089 patterns from predicated pattern.
5091 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
5094 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
5095 for insn mnemonic suffix.
5097 2010-02-17 Richard Guenther <rguenther@suse.de>
5099 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
5102 2010-02-17 Jakub Jelinek <jakub@redhat.com>
5105 * caller-save.c (save_call_clobbered_regs): If BB ends with
5106 a DEBUG_INSN, move any notes in between last real insn and the last
5107 DEBUG_INSN after the last DEBUG_INSN.
5109 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
5111 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
5112 Fix return type. Fix argument type. Explain meaning of return value.
5114 2010-02-16 Richard Guenther <rguenther@suse.de>
5116 PR tree-optimization/41043
5117 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
5118 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
5120 (vrp_visit_phi_node): ... but only for loop PHI nodes.
5122 2010-02-16 Ira Rosen <irar@il.ibm.com>
5124 PR tree-optimization/43074
5125 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
5126 * tree-vect-loop.c (vect_analyze_loop_operations): Add
5127 vectorizable cycles in hybrid SLP check.
5128 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
5130 2010-02-16 Richard Guenther <rguenther@suse.de>
5132 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
5133 (true_dependence): If memrefs_conflict_p computes must-alias
5134 trust it. Move TBAA check after offset-based disambiguation.
5135 (canon_true_dependence): Likewise.
5137 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
5139 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
5140 * doc/invoke.texi: Document it.
5141 * var-tracking.c: Include toplev.h and params.h.
5142 (vt_find_locations): Return bool indicating success. Compute
5143 hash sizes unconditionally. Check new parameter, report.
5144 (variable_tracking_main_1): Check vt_find_locations results and
5145 retry. Renamed from...
5146 (variable_tracking_main): ... this. New wrapper to preserve
5147 flag_var_tracking_assignments.
5148 * Makefile.in (var-tracking.o): Adjust dependencies.
5150 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
5151 Jakub Jelinek <jakub@redhat.com>
5154 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
5155 if weak_import attribute is present.
5156 * config/darwin.c (machopic_select_section): Likewise.
5158 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
5160 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
5161 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
5162 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
5163 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
5165 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
5167 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5170 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
5171 Rewrite text to refer to the names.
5173 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
5175 * config/i386/i386-builtin-types.def
5176 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
5177 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
5178 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
5179 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
5180 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
5181 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
5182 IX86_BUILTIN_VPERMIL2PS256.
5183 (MULTI_ARG_4_DF2_DI_I): Defined.
5184 (MULTI_ARG_4_DF2_DI_I1): Defined.
5185 (MULTI_ARG_4_SF2_SI_I): Defined.
5186 (MULTI_ARG_4_SF2_SI_I1): Defined.
5187 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
5188 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
5189 __builtin_ia32_vpermil2ps256.
5190 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5191 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5192 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
5193 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5194 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5195 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
5196 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
5197 CODE_FOR_xop_vpermil2v8sf3.
5198 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
5199 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
5200 * config/i386/xopintrin.h (_mm_permute2_pd): New.
5201 (_mm256_permute2_pd): New.
5202 (_mm_permute2_ps): New.
5203 (_mm256_permute2_ps): New.
5205 2010-02-15 Nick Clifton <nickc@redhat.com>
5207 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
5208 boolean parameters. Use emit_jump_insn when emitting a pop
5209 instruction containing a return insn.
5210 (push): Use 'true' rather than '1' as second parameter to F.
5211 (h8300_expand_prologue): Likewise.
5212 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
5213 (h8300_expand_epilogue): Likewise.
5215 2010-02-15 Richard Guenther <rguenther@suse.de>
5218 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
5221 2010-02-15 Nick Clifton <nickc@redhat.com>
5223 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
5226 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
5228 * intl.c (fake_ngettext): New function.
5229 * intl.h (fake_ngettext): Declare.
5230 (ngettext): Define macro.
5231 * collect2.c (notice_translated): New function.
5232 (main): Use notice_translated and ngettext.
5233 * collect2.h (notice_translated): Declare.
5235 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
5237 * reorg.c (delete_computation): Comment fixes.
5238 * caller-save.c (setup_save_areas): Idem.
5239 * sel-sched-dump.c (dump_lv_set): Idem.
5242 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5244 * config/s390/s390.c (s390_sched_init): New function.
5245 (TARGET_SCHED_INIT): Target hook defined.
5247 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
5248 Jack Howarth <howarth@bromo.med.uc.edu>
5249 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5252 Partial revert of unintended change in fix for PR41605.
5253 * config/darwin.h: Fix typo.
5254 * config/darwin9.h: Same.
5256 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5258 * c-pch.c (pch_init): Clear v.
5260 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5263 * graphite-scop-detection.c (graphite_can_represent_scev): Call
5264 graphite_can_represent_init for MULT_EXPR.
5266 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5270 * graphite-sese-to-poly.c (remove_phi): New.
5271 (translate_scalar_reduction_to_array): Call remove_phi.
5273 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5276 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
5277 * graphite-clast-to-gimple.h (gloog): Update declaration.
5278 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
5279 * graphite-poly.h (struct poly_bb): Add missing comments.
5280 (struct scop): Add poly_scop_p field.
5282 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
5283 * graphite.c (graphite_transform_loops): Build the polyhedral
5284 representation for each scop before code generation.
5285 * sese.c (rename_variables_in_operand): Removed.
5286 (rename_variables_in_expr): Return the renamed expression.
5287 (rename_sese_parameters): New.
5288 * sese.h (rename_sese_parameters): Declared.
5290 2010-02-11 Richard Guenther <rguenther@suse.de>
5292 PR tree-optimization/42998
5293 * tree-ssa-pre.c (create_expression_by_pieces): Treat
5294 POINTER_PLUS_EXPR properly.
5296 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5297 Changpeng Fang <changpeng.fang@amd.com>
5300 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
5301 the cost of an IV candidate when the IV is used in a test against zero.
5303 * gcc.dg/tree-ssa/ivopts-3.c: New.
5305 2010-02-11 Richard Guenther <rguenther@suse.de>
5308 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
5309 pointer-vs-decl case by swapping refs. Handle some cases
5310 of pointer-vs-decl disambiguations more conservatively.
5311 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
5312 to false after expanding.
5314 2010-02-11 Richard Guenther <rguenther@suse.de>
5317 * gcc.c (process_command): Handle LTO file@offset case more
5320 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5322 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
5323 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
5325 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
5327 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
5328 if MEM's mode size isn't DWARF2_ADDR_SIZE.
5329 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
5330 Optimize eq/ne comparisons when both arguments are known to be
5332 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
5333 Don't mask operands unnecessarily if they are known to be already
5336 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
5338 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
5341 2010-02-10 Richard Guenther <rguenther@suse.de>
5343 PR tree-optimization/43017
5344 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
5345 for wrapping signed arithmetic.
5347 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5350 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
5351 if no debug info should be emitted for it.
5353 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5355 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5356 note when flag_exceptions is set.
5358 2010-02-10 Duncan Sands <baldrick@free.fr>
5360 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5362 2010-02-10 Richard Guenther <rguenther@suse.de>
5365 * tree.c (get_unwidened): Handle constants.
5366 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5368 2010-02-10 Martin Jambor <mjambor@suse.cz>
5371 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5372 check for variable argument counts independently.
5374 2010-02-10 Christian Bruel <christian.bruel@st.com>
5377 * config/sh/sh.c (find_barrier): Increase length for non delayed
5378 conditional branches.
5380 2010-02-10 Christian Bruel <christian.bruel@st.com>
5382 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5384 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5386 * builtins.c (set_builtin_user_assembler_name): Also handle
5387 ffs if int is smaller than word.
5389 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5392 * ira-conflicts.c (get_dup): Remove.
5393 (process_reg_shuffles): Add new parameter. Use it as an
5394 additional guard for copy generation.
5395 (add_insn_allocno_copies): Rewrite.
5397 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5399 * common.opt (fsched2-use-traces): Preserved for backward
5401 * doc/invoke.texi: Remove the documentation about option
5402 -fsched2-use-traces.
5403 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
5404 flag_sched2_use_traces.
5405 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
5406 the backward compatibility flag section.
5408 2010-02-09 Richard Guenther <rguenther@suse.de>
5410 PR tree-optimization/43008
5411 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5412 make HEAP variables initialized from global memory if they
5413 are not known builtin functions.
5414 (find_func_aliases): Adjust.
5416 2010-02-09 Richard Guenther <rguenther@suse.de>
5418 PR tree-optimization/43000
5419 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5420 arithmetic manually.
5422 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5424 PR tree-optimization/42931
5425 * tree-loop-linear.c (try_interchange_loops): Don't call
5426 double_int_mul if estimated_loop_iterations failed.
5428 2010-02-08 Martin Jambor <mjambor@suse.cz>
5431 * tree-sra.c (build_accesses_from_assign): Do not mark in
5432 should_scalarize_away_bitmap if stmt has volatile ops.
5433 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5436 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5438 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5440 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5442 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5445 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5448 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5450 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5453 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5454 to unknown_dependence.
5455 (graphite_legal_transform_dr): Handle the unknown_dependence.
5456 (graphite_carried_dependence_level_k): Same.
5458 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5460 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5462 2010-02-07 Richard Guenther <rguenther@suse.de>
5465 * expr.c (get_inner_reference): Always initialize *pbitsize.
5467 2010-02-07 Richard Guenther <rguenther@suse.de>
5470 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5471 new ARRAY_REFs on variable size element or minimal index arrays.
5473 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5474 gimple_fold_indirect_ref.
5476 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5479 * arm.c (arm_override_options): Just return if the user has specified
5480 an invalid fpu name.
5482 2010-02-03 Jason Merrill <jason@redhat.com>
5485 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5486 i386_pe_maybe_record_exported_symbol.
5488 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5491 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5492 (pa_delegitimize_address): New function.
5494 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5496 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5497 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5499 2010-02-05 Richard Guenther <rguenther@suse.de>
5502 * lto-streamer-in.c (get_resolution): Deal with references
5503 to undefined functions.
5505 2010-02-05 Richard Guenther <rguenther@suse.de>
5507 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5508 (fold_const_aggregate_ref): Likewise.
5509 (ccp_fold_stmt): Substitute loads.
5510 (maybe_fold_reference): Verify types before substituting.
5512 (fold_gimple_assign): Unshare properly.
5513 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5515 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5517 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5518 for rs6000_gen_cell_microcode.
5520 2010-02-04 Richard Guenther <rguenther@suse.de>
5522 PR rtl-optimization/42952
5523 * dse.c (const_or_frame_p): Remove MEM handling.
5525 2010-02-04 Nick Clifton <nickc@redhat.com>
5527 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5528 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5529 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5530 (mn10300_asm_output_mi_thunk): New function.
5531 (mn10300_can_output_mu_thunk): New function.
5532 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5533 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5534 (FUNCTION_ARG): Delete incorrect comment.
5536 2010-02-03 Jason Merrill <jason@redhat.com>
5539 * fold-const.c (operand_equal_p): Handle erroneous types.
5541 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5543 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5545 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5547 PR rtl-optimization/42941
5548 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5551 2010-02-03 Jason Merrill <jason@redhat.com>
5554 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5556 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5559 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5560 (cselib_reset_table): Renamed from...
5561 (cselib_reset_table_with_next_value): ... this.
5562 (cselib_get_next_uid): Renamed from...
5563 (cselib_get_next_unknown_value): ... this.
5564 * cselib.c (next_uid): Renamed from...
5565 (next_unknown_value): ... this.
5566 (cselib_clear_table): Adjust.
5567 (cselib_reset_table): Adjust. Renamed from...
5568 (cselib_reset_table_with_next_value): ... this.
5569 (cselib_get_next_uid): Adjust. Renamed from...
5570 (cselib_get_next_unknown_value): ... this.
5571 (get_value_hash): Use hash.
5572 (cselib_hash_rtx): Likewise.
5573 (new_cselib_val): Adjust. Set and dump uid.
5574 (cselib_lookup_mem): Pass next_uid as hash.
5575 (cselib_subst_to_values): Likewise.
5576 (cselib_log_lookup): Dump uid.
5577 (cselib_lookup): Pass next_uid as hash. Adjust.
5578 (cselib_process_insn): Adjust.
5579 (cselib_init): Initialize next_uid.
5580 (cselib_finish): Adjust.
5581 (dump_cselib_table): Likewise.
5582 * dse.c (canon_address): Dump value uid.
5583 * print-rtl.c (print_rtx): Print value uid.
5584 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5586 (dv_uid): New function, sort of renamed from...
5587 (dv_htab_hash): ... this, reimplemented in terms of it and...
5588 (dv_uid2hash): ... this. New.
5589 (variable_htab_eq): Drop excess assertions.
5590 (tie_break_pointers): Removed.
5591 (canon_value_cmp): Compare uids.
5592 (variable_post_merge_New_vals): Print uids.
5593 (vt_add_function_parameters): Adjust.
5594 (vt_initialize): Reset table. Adjust.
5596 2010-02-03 Richard Guenther <rguenther@suse.de>
5598 PR tree-optimization/42944
5599 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5600 (call_may_clobber_ref_p_1): Likewise. Properly handle
5601 malloc and calloc clobbering errno.
5603 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5605 * doc/invoke.texi: Fix name of sched1 dump.
5607 * opts.c (decode_options): Set flag_tree_switch_conversion
5608 only conditionally on optimize >= 2.
5610 * gcse.c: Assorted comment fixes in pass description.
5612 2010-02-03 Anthony Green <green@moxielogic.com>
5614 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5615 nop padding in order to maintain alignment of storage location of
5616 target function address.
5617 (moxie_trampoline_init): Store target function address at newly
5619 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5621 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5623 2010-02-03 Richard Guenther <rguenther@suse.de>
5626 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5628 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5630 * config.gcc: Reenable check for obsolete targets.
5631 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5632 mips-sgi-irix6.[0-4]*.
5634 2010-02-02 Nick Clifton <nickc@redhat.com>
5636 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5637 constant size of 4 as being the same as 0.
5638 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5639 can take values in the range 0..4.
5641 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5644 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5645 as _darwin10_Unwind_FindEnclosingFunction().
5646 * libgcc-libsystem.ver: New.
5648 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5651 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5652 implicitly set registers.
5654 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5656 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5657 (arm_override_options): Allow automatic selection of the thread
5658 pointer register if thumb2.
5659 (legitimize_pic_address): Improve code sequences for Thumb2.
5660 (arm_call_tls_get_addr): Likewise.
5661 (legitimize_tls_address): Likewise.
5662 * arm.md (pic_load_addr_arm): Delete. Replace with ...
5663 (pic_load_addr_32bit): ... this. New named pattern.
5664 * thumb2.md (pic_load_addr_thumb2): Delete.
5665 (pic_load_dot_plus_four): Delete.
5666 (tls_load_dot_plus_four): New named pattern.
5668 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5671 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
5672 Document fix for TLS bug.
5674 2010-01-31 Richard Guenther <rguenther@suse.de>
5676 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
5677 conservatively correct.
5679 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5683 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5685 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5687 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5689 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
5691 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
5693 * config.gcc: Adjust order of makefile fragments for mingw targets.
5695 2010-01-31 Richard Guenther <rguenther@suse.de>
5698 * gimplify.c (gimplify_init_constructor): For volatile LHS
5699 initialize a temporary.
5701 2010-01-31 Matthias Klose <doko@ubuntu.com>
5703 * configure.ac: Fix __stack_chk_fail check for cross builds configured
5705 * configure: Regenerate.
5707 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
5709 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5710 the same alias set and their sizes different constantness.
5711 (aliasing_component_refs_p): Revert 2009-10-24 change.
5713 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5715 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
5718 2010-01-29 Richard Guenther <rguenther@suse.de>
5720 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
5721 Assert we successfully updated the call.
5723 2010-01-29 Jakub Jelinek <jakub@redhat.com>
5725 PR rtl-optimization/42889
5726 * df.h (df_set_bb_dirty_nonlr): New prototype.
5727 * df-core.c (df_set_bb_dirty_nonlr): New function.
5728 * df-scan.c (df_insn_rescan): Call it instead of
5729 df_set_bb_dirty for DEBUG_INSNs.
5731 2010-01-29 Richard Guenther <rguenther@suse.de>
5734 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
5735 quadratic behavior in most cases.
5737 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
5740 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5741 in the call to gen_x86_movsicc_0_m1.
5743 2010-01-28 Richard Guenther <rguenther@suse.de>
5745 PR tree-optimization/42871
5746 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
5748 2010-01-28 Richard Guenther <rguenther@suse.de>
5750 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5751 into call arguments.
5753 2010-01-28 Richard Guenther <rguenther@suse.de>
5756 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
5757 the forwarder if the destination is an EH landing pad.
5759 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
5761 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
5762 block list passed to gimple_duplicate_sese_tail.
5763 (parallelize_loops): Avoid parallelization when the function
5765 Avoid parallelization when the preheader is IRREDUCIBLE.
5766 Try to optimize when estimated_loop_iterations_int is unresolved.
5767 Add the loop's location to the dump file.
5768 * tree-cfg.c (add_phi_args_after_redirect): Remove.
5769 (gimple_duplicate_sese_tail): Remove the check for the latch.
5770 Redirect nexits to the exit block.
5771 Remove handling of the incoming edges to the latch.
5772 Redirect the backedge from the copied latch to the exit bb.
5774 2010-01-28 Michael Matz <matz@suse.de>
5777 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5778 Wrap force_reg into a sequence, emit it before user.
5780 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5782 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5784 (arm_legacy_rev): Likewise.
5785 (thumb_legacy_rev): Likewise.
5787 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5789 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5790 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5791 on MEM's address failed, try avoid_constant_pool_reference and
5792 recurse if it returned something different.
5793 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5794 address, try avoid_constant_pool_reference and recurse if it
5795 returned something different.
5796 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5797 address and avoid_constant_pool_reference returned something
5798 different, don't set have_address.
5800 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5803 * var-tracking.c (val_store): Add modified argument, obey it.
5805 (count_uses): Move down logging of main.
5806 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5807 don't need resolution.
5808 (emit_notes_in_bb): Likewise.
5810 2010-01-27 Richard Guenther <rguenther@suse.de>
5813 * tree-inline.c (remap_decl): Delay remapping of SSA name
5814 default definitions until we need them.
5816 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5818 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5819 (rs6000_delegitimize_address): New function.
5821 * config/s390/s390.c (s390_delegitimize_address): Call
5822 delegitimize_mem_from_attrs.
5825 * tree-inline.c (cannot_copy_type_1): Removed.
5826 (copy_forbidden): Don't forbid copying of functions containing
5827 records/unions with variable length fields.
5829 2010-01-27 Christian Bruel <christian.bruel@st.com>
5833 * config/sh/sh.c (find_barrier): Increase length for non delayed
5834 conditional branches.
5836 2010-01-27 Matthias Klose <doko@ubuntu.com>
5838 * configure.ac (gnu-unique-object): Fix ldd version check.
5839 * configure: Regenerate.
5841 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5843 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
5845 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
5846 Test for HAVE_GNU_AS value.
5848 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5850 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
5851 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
5852 INT64_TYPE): Define.
5853 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
5854 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5855 INT_LEAST64_TYPE): Define.
5856 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
5857 UINT_LEAST64_TYPE): Define.
5858 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
5859 INT_FAST64_TYPE): Define.
5860 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5861 UINT_FAST64_TYPE): Define.
5862 (INTMAX_TYPE, UINTMAX_TYPE): Define.
5863 (INTPTR_TYPE, UINTPTR_TYPE): Define.
5864 (SIG_ATOMIC_TYPE): Define.
5866 2010-01-26 Richard Guenther <rguenther@suse.de>
5868 * df-scan.c (df_scan_set_bb_info): Remove assert.
5869 (df_insn_rescan_debug_internal): Merge asserts.
5870 (df_install_ref): Likewise.
5871 (df_mark_reg): Use bitmap_set_range.
5872 (df_hard_reg_used_p): Remove assert.
5873 (df_hard_reg_used_count): Likewise.
5875 2010-01-26 Richard Guenther <rguenther@suse.de>
5877 PR rtl-optimization/42685
5878 * web.c (web_main): Ignore DEBUG_INSNs.
5880 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
5882 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5884 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5885 Fix types of fndecl and arglist parameters.
5887 2010-01-26 Richard Guenther <rguenther@suse.de>
5890 * tree-eh.c (unsplit_eh): Skip debug insns.
5892 2010-01-26 Richard Guenther <rguenther@suse.de>
5894 PR tree-optimization/42250
5895 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5897 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5900 * omp-low.c (expand_omp_sections): Only use single_pred if
5901 l2_bb is single_pred_p.
5903 2010-01-25 Christian Bruel <christian.bruel@st.com>
5906 * config/sh/sh.c (find_barrier): Increase length for non delayed
5907 conditional branches.
5908 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5910 2010-01-24 David S. Miller <davem@davemloft.net>
5912 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5913 define if not using GAS.
5914 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5915 Likewise. Delete SECTION_MERGE code, which is only applicable
5918 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5921 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5922 mangling of va_list in system headers.
5924 2010-01-23 Toon Moene <toon@moene.org>
5926 * tree-predcom.c (combine_chains): Return NULL, not false.
5928 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5930 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5931 initialization of variable res to agree with return type.
5933 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5935 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5936 * tree-sra.c: Add include of expr.h.
5938 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5940 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5941 insert the debug stmt on the single non-EH edge from the stmt.
5943 2010-01-22 Richard Henderson <rth@redhat.com>
5946 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5947 the RHS until after generate_subtree_copies has insertted its
5948 code before the current statement.
5950 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5952 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5954 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5956 2010-01-21 Martin Jambor <mjambor@suse.cz>
5958 PR tree-optimization/42585
5959 * tree-sra.c (struct access): New field grp_total_scalarization.
5960 (dump_access): Dump the new field.
5961 (should_scalarize_away_bitmap): New variable.
5962 (cannot_scalarize_away_bitmap): Likewise.
5963 (sra_initialize): Allocate new bitmaps.
5964 (sra_deinitialize): Free new bitmaps.
5965 (create_access_1): New function.
5966 (create_access): Parts moved to create_access_1.
5967 (type_consists_of_records_p): New function.
5968 (completely_scalarize_record): Likewise.
5969 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5970 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5971 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5973 (analyze_all_variable_accesses): Completely scalarize small eligible
5976 2010-01-21 Martin Jambor <mjambor@suse.cz>
5978 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5980 2010-01-21 Andrew Haley <aph@redhat.com>
5982 * gcc.c (process_command): Move lang_specific_driver before
5983 setting cc_libexec_prefix.
5985 2010-01-21 Richard Guenther <rguenther@suse.de>
5988 * fold-const.c (negate_expr_p): Pretend only negative
5989 real constants are easily negatable.
5991 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5992 Jason Merrill <jason@redhat.com>
5994 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5995 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5996 * calls.c (initialize argument_information): Handle it.
5997 * c-common.c (handle_transparent_union_attribute): Use new name.
5998 * c-decl.c (finish_struct): Ditto.
5999 * c-typeck.c (type_lists_compatible_p): Ditto.
6000 (convert_for_assignment): Use new name and also handle record.
6001 * function.c (aggregate_value_p): Handle it.
6002 (pass_by_reference): Ditto.
6003 (assign_parm_data_types): Ditto.
6004 * print-tree.c (print_node): Ditto.
6005 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
6006 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
6007 * tree.c (first_field): New fn.
6009 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6012 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
6013 even when linking statically, for now.
6015 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6018 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
6019 without a cselib val.
6020 (count_uses): Accept MO_VAL_SET with no val on stores.
6021 (add_stores): Likewise.
6023 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6025 * var-tracking.c (check_value_val): Add a compile time assertion.
6026 (dv_is_decl_p): Simplify.
6027 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
6028 gcc_assert if ENABLE_CHECKING.
6030 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6033 * var-tracking.c: Include tree-flow.h.
6034 (mem_dies_at_call): New.
6035 (dataflow_set_preserve_mem_locs): Use it.
6036 (dataflow_set_remove_mem_locs): Likewise.
6037 (dump_var): Renamed from dump_variable. Adjust all callers.
6038 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
6039 * Makefile.in (var-tracking.o): Adjust deps.
6041 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
6043 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
6045 2010-01-20 Richard Guenther <rguenther@suse.de>
6047 PR tree-optimization/42717
6048 * tree-ssa-dce.c (get_live_post_dom): Remove.
6049 (forward_edge_to_pdom): Take an arbitrary edge to copy
6050 degenerate PHI args from.
6051 (remove_dead_stmt): Use the first post-dominator even if it
6052 does not contain live statements as redirection destination.
6054 2010-01-20 Richard Guenther <rguenther@suse.de>
6056 * tree-inline.c (estimate_num_insns): Handle EH builtins.
6058 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6060 * sel-sched.c (create_speculation_check): Remove set but not used
6062 (try_transformation_cache): Remove set but not used variable ds.
6063 (calculate_privileged_insns): Remove set but not used variables
6064 cur_insn and min_spec_insn.
6065 (find_best_expr): Remove set but not used variable avail_n.
6066 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
6068 * cgraphunit.c (assemble_thunk): Remove set but not used variable
6070 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
6071 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
6074 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
6077 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
6078 cpu types. Add support for *-sse3 cpu types.
6079 (x86_64-*-*): Ditto.
6081 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6084 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
6085 argument, call initializer_constant_valid_p_1 instead of
6086 initializer_constant_valid_p, pass CACHE to it, return NULL
6087 immediately if first call returns NULL.
6088 (initializer_constant_valid_p_1): New function.
6089 (initializer_constant_valid_p): Use it.
6091 2010-01-20 Thomas Quinot <quinot@adacore.com>
6093 * tree.def (PLACEHOLDER_EXPR): Fix comment.
6095 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6097 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
6098 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
6099 (loc_list_from_tree): Don't handle unsigned division. Handle
6100 signed modulo using DW_OP_{over,over,div,mul,minus}.
6101 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
6102 modulo instead of signed.
6104 2010-01-20 DJ Delorie <dj@redhat.com>
6106 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
6108 (h8300_emit_stack_adjustment): Propogate it.
6110 (h8300_expand_prologue): Likewise.
6111 (h8300_expand_epilogue): Likewise.
6113 2010-01-19 Michael Matz <matz@suse.de>
6115 PR tree-optimization/41783
6116 * tree-data-ref.c (toplevel): Include flags.h.
6117 (dump_data_dependence_relation): Also dump the inputs if the
6118 result will be unknown.
6119 (split_constant_offset_1): Look through some conversions.
6120 * tree-predcom.c (determine_roots_comp): Restart a new chain if
6121 the offset from last element is too large.
6122 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
6123 (reassociate_to_the_same_stmt): Handle vector registers.
6124 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
6126 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
6127 wide_prolog_niters argument, emit widening instructions.
6128 (vect_do_peeling_for_alignment): Adjust caller, use widened
6129 variant of the iteration cound.
6130 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
6132 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6135 * config/arm/neon-testgen.m (emit_automatics): New parameter
6136 features. Adjust for Fixed_return_reg feature.
6137 (test_intrinsic): Call emit_automatics with new feature.
6138 * config/arm/neon.ml: Update copyright years.
6139 (features): New Fixed_return_reg feature.
6140 (ops): Update feature for Vget_low.
6142 2010-01-19 Jakub Jelinek <jakub@redhat.com>
6144 PR tree-optimization/42719
6145 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
6149 * fwprop.c (all_uses_available_at): Return false if def_set dest
6150 is a REG that is used in def_insn.
6152 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
6154 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
6156 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
6159 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
6161 * target.h (struct gcc_target) <secondary_reload>: Change type
6162 of last argument to secondary_reload_info *.
6164 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
6167 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
6168 memory references with unaligned offsets. Remove CQImode handling.
6169 (unaligned_memory_operand): Return 1 for memory references with
6170 unaligned offsets. Remove CQImode handling.
6172 2010-01-18 Richard Guenther <rguenther@suse.de>
6175 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
6178 2010-01-18 Richard Guenther <rguenther@suse.de>
6180 PR tree-optimization/42781
6181 * tree-ssa-structalias.c (find_what_var_points_to): Skip
6182 restrict processing only if the original variable was artificial.
6184 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
6186 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
6187 find number of popped argument bytes.
6189 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
6190 Fix the text that describes the return value for invalid insns.
6192 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
6194 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
6195 Clarify what 'cost of the -dependence' is. Fix quoting.
6197 * toplev.c (default_get_pch_validity): Rename argument to "sz".
6198 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
6200 2010-01-17 Jakub Jelinek <jakub@redhat.com>
6202 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6203 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
6205 2010-01-17 Richard Guenther <rguenther@suse.de>
6208 * function.c (split_complex_args): Take a VEC to modify.
6209 (assign_parms_augmented_arg_list): Build a VEC instead of
6210 a chain of PARM_DECLs.
6211 (assign_parms_unsplit_complex): Take a VEC of arguments.
6212 Do not fixup unmodified parms.
6213 (assign_parms): Deal with the VEC.
6214 (gimplify_parameters): Likewise.
6216 2010-01-17 Richard Guenther <rguenther@suse.de>
6218 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
6219 node existence check.
6220 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
6221 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
6222 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
6223 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
6224 (gimple_execute_on_growing_pred): Likewise.
6226 2010-01-17 Richard Guenther <rguenther@suse.de>
6228 PR tree-optimization/42773
6229 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
6230 (compute_antic_aux): Likewise.
6231 (compute_partial_antic_aux): Likewise.
6233 2010-01-17 Jie Zhang <jie.zhang@analog.com>
6236 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
6239 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
6241 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
6244 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
6245 Fix markup for strict argument.
6247 (TARGET_SCHED_REORDER2): Fix argument types.
6249 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
6250 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
6252 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
6253 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
6255 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
6258 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
6259 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
6260 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
6261 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
6262 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
6264 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
6266 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
6268 (TARGET_ASM_RELOC_RW_MASK): Add return type.
6269 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
6271 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
6273 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
6276 (TARGET_ASM_NAMED_SECTION): Fix argument list.
6278 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
6279 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
6281 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
6283 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
6285 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
6286 referring to it. Fix language.
6288 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
6290 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
6292 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
6294 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
6296 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
6297 '@var{stream}. Remove stray 'and'.
6299 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
6301 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
6303 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
6305 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
6306 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
6308 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
6309 Fix description of return value.
6310 Rename argument "sz" to "len."
6312 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
6313 Clarify meaning of 'true' return value.
6315 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
6317 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
6318 rep_mode versus mode_rep.
6320 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
6322 (TARGET_BUILTIN_DECL): Fix name.
6324 (TARGET_COMMUTATIVE_P): Fix type of first argument.
6326 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
6328 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
6330 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
6332 (TARGET_RELAXED_ORDERING): Use @deftypevr.
6334 (TARGET_GET_DRAP_RTX): Note that this is a hook.
6337 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
6338 Rename argument tm_fn to md_fn.
6340 (TARGET_OPTION_PRINT): Fix argument list.
6342 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
6345 * config/i386/i386.c (ix86_fixup_binary_operands):
6346 Revert FMA4 fixup of operands.
6348 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6351 * Makefile.in (write_entries_to_file, install-plugin):
6352 Use \012 instead of \n with tr.
6354 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6356 * configure.ac (HAVE_AS_REF): New C macro.
6357 * configure: Regenerate.
6358 * config.in: Likewise.
6359 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6361 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6364 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6366 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6368 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6370 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6372 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6374 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6376 (TARGET_BINDS_LOCAL_P): Fix argument type.
6378 (TARGET_ASM_FILE_END): Use prototype.
6380 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6382 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6384 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6386 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6388 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6389 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6391 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6392 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6394 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6395 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6396 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6397 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6399 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6401 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6403 (TARGET_INIT_BUILTINS): Use prototype.
6405 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6406 Put 'const char *' in braces. Fix parameter types.
6407 (TARGET_INVALID_CONVERSION): Fix parameter types.
6408 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
6409 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
6411 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
6414 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6416 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6418 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6420 * doc/tm.texi (TARGET_HELP): Fix return type.
6422 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6423 in braces. Fix argument types.
6425 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6427 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6429 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6431 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6432 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6434 (TARGET_MANGLE_TYPE): Fix argument types.
6436 (TARGET_IRA_COVER_CLASSES): Use prototype.
6438 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6440 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6442 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6444 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6446 (TARGET_CALLEE_COPIES): Fix argument types.
6448 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6450 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6452 (TARGET_FUNCTION_VALUE): Fix argument types.
6454 (TARGET_RETURN_IN_MSB): Fix argument type.
6456 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6458 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6460 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6462 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6463 agree with return type.
6465 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6467 2010-01-15 Jing Yu <jingyu@google.com>
6469 PR rtl-optimization/42691
6470 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6471 a pseudo to a constant and are merged, and adjust comments.
6473 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6475 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6477 2010-01-15 Richard Guenther <rguenther@suse.de>
6480 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6481 labels of computed or non-local gotos to the destination.
6482 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6483 landing pad label is the first label.
6485 2010-01-15 Richard Guenther <rguenther@suse.de>
6487 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6489 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6492 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6493 to allow generation of the xssqrtdp instruction on power7.
6494 (sqrtdf2_fpr): Ditto.
6496 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6499 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6500 functions with noreturn attribute.
6503 * varasm.c (declare_weak): Add weak attribute to decl if it
6504 doesn't have one already.
6505 (assemble_external): Only add decls to weak_decls if they also
6506 have weak attribute.
6508 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6510 * var-tracking.c (var_reg_delete): Don't delete the association
6511 between REGs and values or one-part variables if the register
6514 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6517 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6518 because its first operand is a non-localized variable.
6520 2010-01-14 Martin Jambor <mjambor@suse.cz>
6522 PR tree-optimization/42706
6523 * tree-sra.c (encountered_recursive_call): New variable.
6524 (encountered_unchangable_recursive_call): Likewise.
6525 (sra_initialize): Initialize both new variables.
6526 (callsite_has_enough_arguments_p): New function.
6527 (scan_function): Call decl and flags check only for IPA-SRA, check
6528 whether there is a recursive call and whether it has enough arguments.
6529 (all_callers_have_enough_arguments_p): New function.
6530 (convert_callers): Look for recursive calls only when
6531 encountered_recursive_call is set.
6532 (ipa_early_sra): Bail out either if
6533 !all_callers_have_enough_arguments_p or
6534 encountered_unchangable_recursive_call.
6536 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6538 * sel-sched.c: Add 2010 to copyright years.
6539 * sel-sched-ir.c: Likewise.
6540 * sel-sched-ir.h: Likewise.
6542 2010-01-14 Martin Jambor <mjambor@suse.cz>
6544 PR tree-optimization/42714
6545 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6546 constructors specially.
6548 2010-01-14 Andi Kleen <ak@linux.intel.com>
6550 * config/i386/drivers-i386.c (detect_caches_intel):
6551 Add l2sizekb parameter and fill in.
6552 (host_detect_local_cpu): Add l2sizekb, fill in.
6553 Add Atom small cache heuristic.
6555 2010-01-14 Andi Kleen <ak@linux.intel.com>
6557 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6558 Add level3 parameter and fill in.
6559 (detect_caches_intel): Handle level3 cache.
6561 2010-01-14 Andi Kleen <ak@linux.intel.com>
6563 * config/i386/drivers-i386.c (host_detect_local_cpu):
6564 Fix core duo detection.
6566 2010-01-14 Andi Kleen <ak@linux.intel.com>
6568 * config/i386/drivers-i386.c (host_detect_local_cpu):
6571 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6573 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6574 (rs6000_variable_issue_1): this. Use...
6575 (rs6000_variable_issue): here. Reimplement. Print debug info.
6577 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6579 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6580 sel_restore_notes. Update all callers. Call reemit_notes
6583 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6585 PR rtl-optimization/42246
6586 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6589 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6591 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6592 all successors is the same as number of successors in current region.
6594 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6596 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6597 to rename is not separable. Otherwise check that its LHS is not NULL.
6599 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6601 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6603 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6605 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6606 available registers when failed to discover LHS register class.
6607 Fix indentation. Update comment.
6609 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6610 Alexander Monakov <amonakov@ispras.ru>
6612 PR rtl-optimization/42389
6613 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6615 (advance_state_on_fence): Likewise.
6616 (sel_target_adjust_priority): Print debug output only when
6617 sched_verbose >= 4, not 2.
6618 (get_expr_cost): Do not issue all unique insns on the next cycle.
6619 (fill_insns): Initialize can_issue_more from the value saved
6621 * sel-sched-ir.c (flist_add): New parameter issue_more.
6622 Init FENCE_ISSUE_MORE with it.
6623 (merge_fences): Likewise.
6624 (init_fences): Update call to flist_add.
6625 (add_to_fences, add_clean_fence_to_fences)
6626 (add_dirty_fence_to_fences): Likewise.
6627 (move_fence_to_fences): Update call to merge_fences.
6628 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6630 * sel-sched-ir.h (struct _fence): New field issue_more.
6631 (FENCE_ISSUE_MORE): New accessor macro.
6633 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6635 PR rtl-optimization/42388
6636 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6637 that have no predecessors nor successors. Do not call move_bb_info
6638 for empty blocks outside of current region.
6640 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6642 PR rtl-optimization/42294
6643 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6644 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6645 originators' originators.
6647 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6649 PR rtl-optimization/39453
6650 PR rtl-optimization/42246
6651 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6653 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6655 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6656 Alexander Monakov <amonakov@ispras.ru>
6659 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6660 (maybe_tidy_empty_bb): ... here. Make static. Add new
6661 argument. Update all callers.
6662 (tidy_control_flow): ... and here. Recompute topological order
6663 of basic blocks in region if necessary.
6664 (sel_redirect_edge_and_branch): Change return type. Return true
6665 if topological order might have been invalidated.
6666 (purge_empty_blocks): Export and move from...
6667 * sel-sched.c (purge_empty_blocks): ... here.
6668 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
6669 (maybe_tidy_empty_bb): Delete prototype.
6670 (purge_empty_blocks): Declare.
6672 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6674 PR rtl-optimization/42249
6675 * sel-sched.c (try_replace_dest_reg): When chosen register
6676 and original register is the same, do not bail out early, but
6677 still check all original insns for validity of replacing destination
6678 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
6681 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6684 Port from no-undefined-overflow branch:
6685 2009-03-09 Richard Guenther <rguenther@suse.de>
6687 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
6689 2010-01-14 Richard Guenther <rguenther@suse.de>
6692 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
6694 2010-01-14 Ira Rosen <irar@il.ibm.com>
6696 PR tree-optimization/42709
6697 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
6698 as scalar type in creation of constant vector operand.
6700 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6703 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
6704 (check-parallel-%): Match `testsuite' directory component only
6707 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
6709 PR translation/39521
6710 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
6713 2010-01-13 Richard Guenther <rguenther@suse.de>
6715 PR tree-optimization/42730
6716 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
6719 2010-01-13 Steve Ellcey <sje@cup.hp.com>
6722 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
6723 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
6726 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
6728 * config/bfin/libgcc-bfin.ver: Regenerate based on current
6729 libgcc-std.ver. Add entries for ___smulsi3_highpart and
6730 ___umulsi3_highpart.
6732 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
6733 rather than schedule_insns if the pass is enabled.
6735 2010-01-13 Martin Jambor <mjambor@suse.cz>
6737 PR tree-optimization/42704
6738 * tree-sra.c (sra_modify_assign): Do not delete assignments to
6741 2010-01-13 Martin Jambor <mjambor@suse.cz>
6743 PR tree-optimization/42703
6744 * tree-sra.c (analyze_access_subtree): Check that we can build a
6745 reference to the original data within the aggregate.
6747 2010-01-13 Richard Guenther <rguenther@suse.de>
6749 PR tree-optimization/42705
6750 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6752 2010-01-13 Richard Guenther <rguenther@suse.de>
6755 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
6757 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6760 * var-tracking.c (values_to_unmark): New variable.
6761 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6762 values_to_unmark vector. Moved body to...
6763 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6764 instead queue it into values_to_unmark vector.
6765 (vt_find_locations): Free values_to_unmark vector.
6767 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
6769 * config/s390/s390.c (override_options): Set
6770 default of max-pending-list-length to 256
6772 2010-01-13 Richard Guenther <rguenther@suse.de>
6775 * tree-pass.h (PROP_gimple_lcx): New.
6776 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6777 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6778 before the final cleanup_eh.
6779 (dump_properties): Dump PROP_gimple_lcx.
6780 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6781 (tree_lower_complex_O0): Remove.
6782 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6783 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6784 tree_lower_complex, schedule TODO_update_ssa.
6785 * lto-streamer-out.c (output_function): Stream the functions
6787 * lto-streamer-in.c (input_function): Likewise.
6788 (lto_read_body): Do not override them here.
6790 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6793 * c-typeck.c (build_c_cast): Fold value cast to union type before
6794 wrapping it in a CONSTRUCTOR.
6796 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6798 PR rtl-optimization/42699
6799 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6802 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6804 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6805 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6806 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6807 SUBTARGET_WARN_UNUSED_SPEC): ... here
6808 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6810 2010-01-12 Julian Brown <julian@codesourcery.com>
6812 * config/arm/neon-schedgen.ml (Utils): Don't try to
6813 open missing module.
6814 (find_with_result): New.
6816 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6819 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6820 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6822 PR tree-optimization/42645
6823 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6824 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6825 decl_map, set processing_debug_stmt to -1 and return name without
6828 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6830 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6831 binutils version, and reword target configuration description.
6833 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6835 * config/avr/avr.h (LINKER_NAME): Remove.
6837 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6840 * config/rs6000/rs6000.c (rs6000_override_options): On targets
6841 that support VSX, warn for -mno-altivec if vsx is not disabled,
6844 2010-01-11 Joseph Myers <joseph@codesourcery.com>
6845 Shujing Zhao <pearly.zhao@oracle.com>
6847 PR translation/42469
6848 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
6849 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
6850 character between option name and help text.
6851 * c.opt (imultilib): Likewise.
6853 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
6855 * lto-streamer-out.c (output_unreferenced_globals): Output static
6858 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
6860 PR rtl-optimization/42621
6861 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
6862 optimizing for size.
6863 (duplicate_computed_gotos): Remove now-redundant check.
6865 2010-01-10 Steve Ellcey <sje@cup.hp.com>
6868 * configure.ac: Save and restore LDFLAGS and LIBS
6869 * configure: Regenerate.
6871 2010-01-10 Richard Guenther <rguenther@suse.de>
6874 * builtins.c (fold_builtin_strlen): Add type argument and
6875 convert the resulting length to it.
6876 (fold_builtin_1): Adjust.
6878 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6880 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
6881 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6883 (num_insns_constant_wide): Adjust for that change.
6885 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6888 * web.c (union_defs): Add used argument, to combine uses of
6890 (entry_register): Adjust type and tests of used argument.
6891 (web_main): Widen used for new use. Pass it to union_defs.
6892 * df.h (union_defs): Adjust prototype.
6894 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6897 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6898 uses in new incoming argument. Free body.
6899 (reset_debug_uses_in_loop): New.
6900 (analyze_insn_to_expand_var): Call the latter if the former found
6901 anything. Fix whitespace. Reject invalid dest overlaps before
6902 going through all insns in the loop.
6904 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6907 * haifa-sched.c (dying_use_p): Debug insns don't count.
6909 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6912 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6913 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6914 (verify_gimple_call): Reject LHS in noreturn calls.
6916 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6920 * tree-vect-loop-manip.c (adjust_info): New type.
6921 (adjust_vec): New pointer to vector.
6922 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6923 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6924 (slpeel_update_phis_for_duplicate_loop): Use them.
6925 (slpeel_update_phi_nodes_for_guard1): Likewise.
6926 (slpeel_update_phi_nodes_for_guard2): Likewise.
6927 (slpeel_tree_peel_loop_to_edge): Likewise.
6928 (vect_update_ivs_after_vectorizer): Likewise.
6930 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6932 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6933 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6935 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6937 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6938 bogus uninitialized warning.
6940 2010-01-09 Richard Guenther <rguenther@suse.de>
6943 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6944 the evolution is compatible with the initial condition.
6946 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6948 * gcc.c (process_command): Update copyright notice dates.
6949 * gcov.c (print_version): Likewise.
6950 * gcov-dump.c (print_version): Likewise.
6951 * mips-tfile.c (main): Likewise.
6952 * mips-tdump.c (main): Likewise.
6954 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6957 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6959 (rotlhi3_8): Delete.
6961 (rotlsi3_8): Delete.
6962 (rotlsi3_16): Delete.
6963 (rotlsi3_24): Delete.
6965 (*rotw<mode>3): New.
6966 (*rotb<mode>3): New.
6967 * config/avr/avr.c (avr_rotate_bytes): New function.
6968 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6970 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6973 * configure.ac: Modify -rdynamic check.
6974 * configure: Regenerate.
6976 2010-01-08 DJ Delorie <dj@redhat.com>
6978 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6979 register popping order.
6981 2010-01-08 Richard Guenther <rguenther@suse.de>
6984 * c.opt (fsigned-char): Also let LTO handle this option.
6985 (funsigned-char): Likewise.
6987 2010-01-07 Richard Guenther <rguenther@suse.de>
6989 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6990 (gimple_op): Likewise.
6991 (gimple_op_ptr): Likewise.
6992 (gimple_assign_set_lhs): Remove gcc_assert.
6993 (gimple_assign_set_rhs1): Likewise.
6994 (gimple_assign_set_rhs2): Likewise.
6995 (gimple_call_set_lhs): Likewise.
6996 (gimple_call_set_fn): Likewise.
6997 (gimple_call_set_fndecl): Likewise.
6998 (gimple_call_fndecl): Likewise.
6999 (gimple_call_return_type): Likewise.
7000 (gimple_call_set_chain): Likewise.
7001 (gimple_call_num_args): Likewise.
7002 (gimple_call_set_arg): Likewise.
7003 (gimple_cond_set_code): Likewise.
7004 (gimple_cond_set_lhs): Likewise.
7005 (gimple_cond_set_rhs): Likewise.
7006 (gimple_cond_set_true_label): Likewise.
7007 (gimple_cond_set_false_label): Likewise.
7008 (gimple_label_set_label): Likewise.
7009 (gimple_goto_set_dest): Likewise.
7010 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
7011 (gimple_debug_bind_get_value): Likewise.
7012 (gimple_debug_bind_get_value_ptr): Likewise.
7013 (gimple_debug_bind_set_var): Likewise.
7014 (gimple_debug_bind_set_value): Likewise.
7015 (gimple_debug_bind_reset_value): Likewise.
7016 (gimple_debug_bind_has_value_p): Likewise.
7017 (gimple_return_retval_ptr): Remove gcc_assert.
7018 (gimple_return_retval): Likewise.
7019 (gimple_return_set_retval): Likewise.
7020 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
7021 (safe_referenced_var_iterator): Remove.
7022 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
7023 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
7024 (fill_referenced_var_vec): Remove.
7025 (first_readonly_imm_use): Remove redundant gcc_assert.
7026 (phi_arg_index_from_use): Combine gcc_asserts.
7027 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
7028 (first_imm_use_stmt): Remove redundant gcc_assert.
7029 * tree-cfg.c (verify_gimple_call): Verify function and chain
7030 operands. Verify arguments.
7031 (verify_types_in_gimple_stmt): Verify condition code and labels.
7033 2010-01-07 Richard Guenther <rguenther@suse.de>
7035 PR tree-optimization/42641
7036 * sese.c (rename_map_elt_info): Use the SSA name version, do
7039 2010-01-07 Jakub Jelinek <jakub@redhat.com>
7041 PR tree-optimization/42625
7042 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
7043 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
7045 2010-01-07 Duncan Sands <baldrick@free.fr>
7047 * Makefile.in (PLUGIN_HEADERS): Add version.h.
7049 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
7052 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
7053 note itself is not function_invariant_p.
7055 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
7057 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
7058 Do not add the DF_NOTE problem.
7059 * store-motion.c (execute_rtl_store_motion): Likewise.
7061 2010-01-07 Martin Jambor <mjambor@suse.cz>
7063 PR tree-optimization/42157
7064 * tree-sra.c (compare_access_positions): Stabilize sort if both
7065 accesses have integer types, return zero immediately if they are the
7068 2010-01-06 Richard Henderson <rth@redhat.com>
7071 * haifa-sched.c (add_to_note_list): Merge into ...
7072 (concat_note_lists): ... here, and ...
7073 (unlink_other_notes, rm_other_notes): Merge into...
7074 (remove_notes): ... here. Create REG_SAVE_NOTEs for
7075 NOTE_INSN_EPILOGUE_BEG.
7077 2010-01-06 Richard Guenther <rguenther@suse.de>
7079 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
7080 not inline regular functions into always-inline functions.
7082 2010-01-06 Nick Clifton <nickc@redhat.com>
7084 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
7085 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
7087 (OVERRIDE_OPTIONS): Delete.
7088 (OPTIMIZATION_OPTIONS): Define.
7089 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
7090 * config/rx/rx.c (rx_handle_option): Issue an error message if
7091 -mcpu=rx200 and -fpu are used together.
7092 (rx_set_optimization_options): New function. Issue an error
7093 message if an optimization attribute attempts to reset the FPU/
7094 math optimization pairing.
7095 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
7096 * config/rx/rx.opt: Set the default to 32-bit doubles.
7097 * config/rx/t-rx: Add multilibs for -nofpu option.
7098 * doc/invoke.texi: Update documentation of RX options.
7100 2010-01-06 Richard Guenther <rguenther@suse.de>
7102 * tree-ssa-pre.c (name_to_id): New global.
7103 (alloc_expression_id): Simplify SSA name handling.
7104 (lookup_expression_id): Likewise.
7105 (init_pre): Zero name_to_id.
7106 (fini_pre): Free it.
7108 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
7110 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
7112 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
7115 * config/i386/sse.md (smaxv2di3): New.
7116 (umaxv2di3): Likewise.
7117 (sminv2di3): Likewise.
7118 (uminv2di3): Likewise.
7120 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
7123 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
7124 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
7125 (legitimize_tls_address): Likewise.
7126 (sparc_tls_referenced_p): Likewise.
7127 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
7128 and adjust calls to legitimize_pic_address.
7129 (legitimate_constant_p) Use sparc_tls_referenced_p.
7130 (legitimate_pic_operand_p): Likewise.
7131 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
7132 (sparc_tls_symbol_ref_1): Delete.
7133 (sparc_tls_referenced_p): Make static, recognize specific patterns.
7134 (legitimize_tls_address): Make static, handle CONST patterns.
7135 (legitimize_pic_address): Make static, remove unused parameter and
7136 adjust recursive calls.
7137 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
7138 and adjust call to legitimize_pic_address.
7139 (sparc_output_mi_thunk): Likewise.
7141 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
7142 H.J. Lu <hongjiu.lu@intel.com>
7145 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
7146 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
7147 operands to make them signed.
7150 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7153 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7154 GTU to GT for V4SI and V2DI.
7156 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7157 (umin<mode>3): Removed.
7159 (uminv4si3): Likewise.
7161 2010-01-05 Martin Jambor <mjambor@suse.cz>
7163 PR tree-optimization/42462
7164 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
7165 current_function_decl to helper functions and macros.
7167 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7170 * flags.h: Don't include real.h.
7171 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
7172 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
7173 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
7174 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
7175 * dominance.c: Update copyright.
7176 * gimple.c (walk_gimple_op): Remove inline.
7177 * tree-ssa-reassoc.c: Include real.h.
7178 * Makefile.in (FLAGS_H): Remove $(REAL_H).
7179 (tree-ssa-reassoc.o): Depend on $(REAL_H).
7181 2010-01-05 Nick Clifton <nickc@redhat.com>
7183 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
7184 register to push into the stack frame when the accumulator has to
7185 be saved during interrupts.
7187 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
7189 * doc/invoke.texi: Remove the documentation about option
7191 * common.opt (Wunreachable-code): Preserved for backward
7193 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
7194 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
7195 the backward compatibility flag section.
7197 2010-01-05 Richard Guenther <rguenther@suse.de>
7199 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
7201 2010-01-05 Jakub Jelinek <jakub@redhat.com>
7204 * cfgexpand.c (expand_one_var): Diagnose too large variables.
7206 PR tree-optimization/42508
7207 * tree-sra.c (convert_callers): Check for recursive call
7208 by comparing cgraph nodes instead of decls.
7209 (modify_function): Call ipa_modify_formal_parameters also
7210 on all same_body aliases.
7212 * cgraphunit.c (cgraph_materialize_all_clones): Compare
7213 cgraph nodes when checking for same_body aliases.
7215 2010-01-05 Richard Guenther <rguenther@suse.de>
7217 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
7218 allocation and lookup.
7219 (get_or_alloc_expr_for_constant): Likewise.
7220 (phi_translate): Sink allocation.
7222 2010-01-04 Richard Guenther <rguenther@suse.de>
7224 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
7225 a new entry only if needed.
7226 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
7227 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
7229 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
7231 (phi_translate): Handle CONSTANTs early.
7233 2010-01-04 Martin Jambor <mjambor@suse.cz>
7235 PR tree-optimization/42398
7236 * tree-sra.c (struct access): Removed flag grp_different_types.
7237 (dump_access): Do not dump the removed flag.
7238 (sort_and_splice_var_accesses): Do not set the removed flag.
7239 (sra_modify_expr): Check for type compatibility directly.
7241 2010-01-04 Martin Jambor <mjambor@suse.cz>
7243 PR tree-optimization/42366
7244 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
7245 edges with variable number of parameters.
7246 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
7247 flag instead of asserting it.
7248 (ipa_read_node_info): Read uses_analysis_done flag.
7250 2010-01-04 Richard Guenther <rguenther@suse.de>
7252 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
7253 iterative_hash_* as intended.
7254 (vn_reference_compute_hash): Likewise. Simplify hashing
7256 (vn_reference_lookup_2): Likewise.
7257 (vn_nary_op_compute_hash): Likewise.
7258 (vn_phi_compute_hash): Likewise.
7259 (expressions_equal_p): Remove strange code.
7260 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
7261 (pre_expr_hash): Likewise. Simplify hashing SSA names.
7262 (bitmap_insert_into_set_1): Take value-id as parameter.
7263 (add_to_value): Pass it.
7264 (bitmap_insert_into_set): Likewise.
7265 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
7267 2010-01-04 Jakub Jelinek <jakub@redhat.com>
7270 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
7271 (do_self_spec): For switches with SWITCH_IGNORE set set also
7272 SWITCH_IGNORE_PERMANENTLY.
7273 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
7276 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
7278 * lto-streamer-out.c (output_unreferenced_globals): Output the full
7279 tree of an unreferenced global var.
7281 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7284 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7285 GTU to GT for V4SI and V2DI.
7287 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7288 (umin<mode>3): Removed.
7290 (uminv4si3): Likewise.
7292 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7295 * collect2.c (main): Turn on trace in collect2 if -v is passed
7298 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
7300 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
7301 description of expression operand.
7303 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
7305 * configure.ac: Add install-html to target_list for Make-hooks.
7306 * configure: Regenerate.
7307 * fortran/Make-lang.in (F95_HTMLFILES): New.
7308 (fortran.html): Use it.
7309 (fortran.install-html): New.
7310 * Makefile.in (install-html): Add lang.install-html.
7311 * java/Make-lang.in (JAVA_HTMLFILES): New.
7312 (java.html): Use it.
7313 (java.install-html): New.
7314 * objc/Make-lang.in (objc.install-html): New.
7315 * objcp/Make-lang.in (obj-c++.install-html): New.
7316 * cp/Make-lang.in (c++.install-html): New.
7317 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
7318 * lto/Make-lang.in (lto.install-html): New.
7320 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7323 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
7325 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
7327 PR rtl-optimization/41862
7328 * store-motion.c (store_killed_in_insn, compute_store_table,
7329 remove_reachable_equiv_notes, replace_store_insn,
7330 build_store_vectors): Ignore all DEBUG_INSNs.
7332 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7335 * common.opt: Add dumpdir.
7337 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
7339 (option_map): Add --dumpdir.
7341 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
7343 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
7345 * opts.c (decode_options): Try dump_dir_name first if
7346 dump_base_name isn't an absolute path.
7347 (common_handle_option): Handle OPT_dumpdir.
7349 * toplev.c (dump_dir_name): New.
7350 (print_switch_values): Also ignore -dumpdir.
7352 * toplev.h (dump_dir_name): New.
7354 2010-01-03 Richard Guenther <rguenther@suse.de>
7356 PR tree-optimization/42589
7357 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7358 double-word expansion of bswap32.
7360 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7362 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7363 with BLOCK_FOR_INSN.
7364 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7365 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7366 noce_process_if_block): Likewise.
7367 * gcse.c (compute_local_properties, insert_expr_in_table,
7368 insert_set_in_table, canon_list_insert, find_avail_set,
7369 pre_insert_copy_insn): Likewise.
7371 * basic-block.h (BLOCK_NUM): Move from here...
7372 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7374 2010-01-03 Richard Guenther <rguenther@suse.de>
7376 PR tree-optimization/42438
7377 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7378 contains_may_not_return_call flag.
7379 (BB_MAY_NOTRETURN): New.
7380 (valid_in_sets): Trapping nary operations are not valid
7381 in blocks that may not return.
7382 (insert_into_preds_of_block): Remove check for trapping expressions.
7383 (compute_avail): Compute also BB_MAY_NOTRETURN.
7385 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7387 * doc/invoke.texi: Add 2010 to copyright years.
7389 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7391 * config/sparc/sparc.c: Fix formatting nits.
7393 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7394 Alexander Monakov <amonakov@ispras.ru>
7396 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7398 2010-01-02 Richard Guenther <rguenther@suse.de>
7401 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7402 (simplify_switch_using_ranges): Mark to be removed edges
7405 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7407 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7409 * collect2.c (scan_libraries): Add missing argument in call to
7412 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
7415 * config/alpha/predicates.md (aligned_memory_operand): Return false
7417 (unaligned_memory_operand): Return true for CQImode.
7418 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7419 doesn not cross aligned SImode word boundary.
7421 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7423 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7425 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7426 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7428 2010-01-02 Richard Guenther <rguenther@suse.de>
7431 * toplev.c (compile_file): Emit LTO marker properly. Change
7433 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7435 2010-01-01 Richard Guenther <rguenther@suse.de>
7438 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7440 2010-01-01 Richard Guenther <rguenther@suse.de>
7443 * c-decl.c (grokdeclarator): For zero-size arrays force
7444 structural equality checks as layout_type does.
7446 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7448 * builtins.c: Update copyright to 2010.
7450 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7453 * lto-streamer-out.c (produce_asm): Revert the last change.
7454 (copy_function): Likewise.
7456 * lto-streamer.c (lto_get_section_name): Skip any leading
7459 2010-01-01 Richard Guenther <rguenther@suse.de>
7462 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7466 Copyright (C) 2010 Free Software Foundation, Inc.
7468 Copying and distribution of this file, with or without modification,
7469 are permitted in any medium without royalty provided the copyright
7470 notice and this notice are preserved.