1 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
3 * tree.h: Fix truncated long macros.
5 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
7 * collect2.c (TARGET_64BIT): Redefine to target's default.
9 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
10 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
11 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
12 for underscoring __USER_LABEL_PREFIX__.
13 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
14 (SUB_LINK_ENTRY32): New.
15 (SUB_LINK_ENTRY64): New.
16 (LINK_SPEC): Replace entry point spec by
18 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
19 (SUB_LINK_ENTRY64): New.
20 (SUB_LINK_ENTRY): New.
21 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
22 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
23 x64 target is choosen.
24 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
25 * configure: Regenerated.
26 * configure.ac (leading-mingw64-underscores): Option added.
28 2010-04-27 Jan Hubicka <jh@suse.cz>
30 * doc/invoke.texi (-fipa-profile): Document.
31 * opts.c (decode_options): Enable ipa-profile at -O1.
32 * timevar.def (TV_IPA_PROFILE): Define.
33 * common.opt (fipa-profile): Add.
34 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
36 (cgraph_propagate_frequency): Handle only local ones.
37 * tree-pass.h (pass_ipa_profile): Declare.
38 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
39 (pass_ipa_profile): Use TV_IPA_PROFILE.
40 * ipa.c (ipa_profile): New function.
41 (gate_ipa_profile): Likewise.
42 (pass_ipa_profile): New global variable.
43 * passes.c (pass_ipa_profile): New.
45 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
47 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
49 2010-04-27 Martin Jambor <mjambor@suse.cz>
52 * ipa.c (dissolve_same_comdat_group_list): New function.
53 (function_and_variable_visibility): Call
54 dissolve_same_comdat_group_list when comdat group contains external or
56 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
57 lists are circular and that they contain only DECL_ONE_ONLY nodes.
59 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
61 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
62 (const_hash_1) <VECTOR_CST>: New case.
63 (compare_constant) <VECTOR_CST>: Likewise.
64 <ADDR_EXPR>: Deal with LABEL_REFs.
65 (copy_constant) <VECTOR_CST>: New case.
67 2010-04-27 Jan Hubicka <jh@suse.cz>
69 * cgraph.c (cgraph_propagate_frequency): New function.
70 * cgraph.h (cgraph_propagate_frequency): Declare.
71 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
72 cgraph_propagate_frequency.
74 2010-04-27 Jakub Jelinek <jakub@redhat.com>
76 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
78 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
81 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
82 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
83 here to determine which regs to push and how much stack to reserve.
85 2010-04-27 Jie Zhang <jie@codesourcery.com>
87 * doc/gimple.texi (gimple_statement_with_ops): Remove
88 addresses_taken field.
89 (gimple_statement_with_memory_ops): Likewise.
91 2010-04-27 Jan Hubicka <jh@suse.cz>
93 * tree-inline.c (eni_inlining_weights): Remove.
94 (estimate_num_insns): Special case more builtins.
96 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
99 * c-typeck.c (build_binary_op): Move forward check for comparison
100 pointer with null pointer constant and adjust the diagnostic message.
102 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
105 * configure.ac (gcc_cv_as_section_has_align): Set if installed
106 binutils supports extended .section directive needed by LTO, or
107 warn if older binutils found.
108 (LTO_BINARY_READER): New AC_SUBST'd variable.
109 (LTO_USE_LIBELF): Likewise.
110 * gcc/config.gcc (lto_binary_reader): New target-specific configure
112 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
113 (LTO_USE_LIBELF): Likewise.
114 * configure: Regenerate.
116 * collect2.c (is_elf): Rename from this ...
117 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
118 object files in addition to ELF-formatted ones.
119 (scan_prog_file): Caller updated. Also allow for LTO info marker
120 symbol to be prefixed or not by an extra underscore.
122 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
123 * config/i386/winnt.c: Also #include lto-streamer.h
124 (i386_pe_asm_named_section): Specify 1-byte section alignment for
126 (i386_pe_asm_output_aligned_decl_common): Add comment.
127 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
129 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
132 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
133 Add missing earlyclobber for second alternative.
135 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
137 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
138 bits for artificial defs at the top of the block.
139 * fwprop.c (single_def_use_enter_block): Don't call it.
141 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
144 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
145 instead of "$gcc_cv_objdump -T".
146 Use "-undefined dynamic_lookup" on darwin.
147 * gcc/configure: Regenerate.
149 2010-04-26 Jakub Jelinek <jakub@redhat.com>
152 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
154 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
156 * c-parser.c (struct c_token): Move location field up.
157 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
158 (struct c_declspecs): Convert typespec_word, storage_class, and
159 default_int_p into bitfields.
160 (struct c_declarator): Move loc field up.
162 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
164 * cfgloop.h (struct loop): Move can_be_parallel field up.
165 * ipa-prop.h (struct ip_node_params): Move bitfields up.
166 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
168 (struct iv_cand): Convert pos field into a bitfield.
169 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
171 (struct _stmt_vec_info): Shuffle fields for better packing.
173 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
175 * varasm.c (IN_NAMED_SECTION): Remove guard.
176 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
177 (IN_NAMED_SECTION_P): ...this.
178 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
179 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
181 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
183 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
184 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
185 of shadowing it. Fix comments.
187 2010-04-26 Jan Hubicka <jh@suse.cz>
189 * cgraph.c (cgraph_create_node): Set node frequency to normal.
190 (cgraph_clone_node): Copy function frequency.
191 * cgraph.h (node_frequency): New enum
192 (struct cgraph_node): Add.
193 * final.c (rest_of_clean_state): Update.
194 * lto-cgraph.c (lto_output_node): Output node frequency.
195 (input_overwrite_node): Input node frequency.
196 * tre-ssa-loop-ivopts (computation_cost): Update.
197 * lto-streamer-out.c (output_function): Do not output function
199 * predict.c (maybe_hot_frequency_p): Update and handle functions
201 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
203 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
204 (compute_function_frequency): Set noreturn functions to be executed
206 (choose_function_section): Update.
207 * lto-streamer-in.c (input_function): Do not input function frequency.
208 * function.c (allocate_struct_function): Do not initialize function
210 * function.h (function_frequency): Remove.
211 (struct function): Remove function frequency.
212 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
213 (try_update): Update.
214 * tree-inline.c (initialize_cfun): Do not update function frequency.
215 * passes.c (pass_init_dump_file): Update.
216 * i386.c (ix86_compute_frame_layout): Update.
217 (ix86_pad_returns): Update.
219 2010-04-26 Jie Zhang <jie@codesourcery.com>
221 PR tree-optimization/43833
222 * tree-vrp.c (range_int_cst_p): New.
223 (range_int_cst_singleton_p): New.
224 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
225 when both operands are constants. Use range_int_cst_p in
228 2010-04-26 Jan Hubicka <jh@suse.cz>
230 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
232 2010-04-26 Richard Guenther <rguenther@suse.de>
235 * gimple.c (gimple_decl_printable_name): Deal gracefully
236 with a NULL DECL_NAME.
238 2010-04-26 Richard Guenther <rguenther@suse.de>
241 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
242 if emitting debug information and it is either a function
245 2010-04-26 Ira Rosen <irar@il.ibm.com>
247 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
248 determine if the statement is vectorizable, and a macro to
250 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
251 Skip statements that can't be vectorized. If the analysis
252 fails, mark the statement as unvectorizable if vectorizing
254 (vect_compute_data_refs_alignment): Likewise.
255 (vect_verify_datarefs_alignment): Skip statements marked as
256 unvectorizable. Add print.
257 (vect_analyze_group_access): Skip statements that can't be
258 vectorized. If the analysis fails, mark the statement as
259 unvectorizable if vectorizing basic block.
260 (vect_analyze_data_ref_accesses, vect_analyze_data_refs):
262 * tree-vect-stmts.c (vectorizable_store): Fix the number of
263 generated stmts for SLP.
264 (new_stmt_vec_info): Initialize the new field.
265 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
266 statements marked as unvectorizable.
268 2010-04-25 Joseph Myers <joseph@codesourcery.com>
270 * c-common.c (flag_isoc1x): New.
271 (flag_isoc99): Update comment.
272 * c-common.h (flag_isoc1x): New.
273 (flag_isoc99): Update comment.
274 * c-cppbuiltin.c (builtin_define_float_constants): Also define
275 __<type>_DECIMAL_DIG__.
276 * c-opts.c (set_std_c1x): New.
277 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
278 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
279 * c.opt (-std=c1x, -std=gnu1x): New options.
280 * doc/cpp.texi: Mention -std=c1x.
281 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
282 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
283 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
284 * doc/standards.texi: Mention C1X.
285 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
286 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
287 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
290 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
292 * config/i386/gmon-sol2.c (_mcleanup): Change format string
293 placeholder from 0x%x to %#x.
294 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
295 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
296 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
297 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
298 * config/i386/i386.c (ix86_target_string): Ditto.
299 (output_pic_addr_const): Ditto.
300 (print_operand): Ditto.
302 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
304 * combine.c (find_split_point): Add third argument. Use it
305 to find nested multiply-accumulate instructions. Adjust calls.
306 (try_combine): Adjust call to find_split_point.
308 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
310 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
312 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
314 PR tree-optimization/41442
315 * fold-const.c (merge_truthop_with_opposite_arm): New function.
316 (fold_binary_loc): Call it.
318 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
320 * toplev.c (general_init): Set default for fdiagnostics-show-option.
321 * opts.c (common_handle_option): Allow disabling it.
322 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
324 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
326 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
327 between modes if both types are integral.
329 2010-04-23 Richard Guenther <rguenther@suse.de>
331 PR tree-optimization/43572
332 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
334 2010-04-23 Richard Guenther <rguenther@suse.de>
337 * tree-inline.c (tree_can_inline_p): Also check compatibility
340 2010-04-23 Martin Jambor <mjambor@suse.cz>
342 PR tree-optimization/43846
343 * tree-sra.c (struct access): New flag grp_assignment_read.
344 (build_accesses_from_assign): Set grp_assignment_read.
345 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
346 (enum mark_read_status): New type.
347 (analyze_access_subtree): Propagate grp_assignment_read, create
348 accesses also if both direct_read and root->grp_assignment_read.
350 2010-04-23 Martin Jambor <mjambor@suse.cz>
353 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
354 function does not have type attributes.
356 2010-04-23 Richard Guenther <rguenther@suse.de>
359 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
362 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
364 * sese.h (create_if_region_on_edge): Remove.
366 * sese.c (create_if_region_on_edge): Make static.
368 * tree-inline.c: Do not include ggc.h.
370 * expr.c: Do not include ggc.h.
372 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
375 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
378 * config/sh/sh.c (find_barrier): Don't emit a constant pool
379 in the middle of insns for casesi_worker_2.
381 2010-04-22 David Edelsohn <edelsohn@gnu.org>
383 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
385 2010-04-22 Ira Rosen <irar@il.ibm.com>
387 PR tree-optimization/43842
388 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
389 loop unrolling in update of exit phis. Fix comment.
390 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
391 least two reduction statements in the loop before starting SLP
394 2010-04-22 Nick Clifton <nickc@redhat.com>
396 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
398 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
400 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
403 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
405 * tree-parloops.c (loop_parallel_p): New argument
406 parloop_obstack. Pass it down.
407 (parallelize_loops): New variable parloop_obstack. Initialize it,
408 pass it down, free it.
410 * tree-loop-linear.c (linear_transform_loops): Pass down
413 * tree-data-ref.h (lambda_compute_access_matrices): New argument
414 of type struct obstack *.
416 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
417 scratch_obstack. Initialize it, pass down, free it.
419 * lambda.h (lambda_loop_new): Remove.
420 (lambda_matrix_new, lambda_matrix_inverse)
421 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
422 argument of type struct obstack *.
424 * lambda-trans.c (lambda_trans_matrix_new): New argument
425 lambda_obstack. Pass it down, use obstack allocation for ret.
426 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
429 * lambda-mat.c (lambda_matrix_get_column)
430 (lambda_matrix_project_to_null): Remove.
431 (lambda_matrix_new): New argument lambda_obstack. Use obstack
433 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
436 * lambda-code.c (lambda_loop_new): New function.
437 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
438 (lambda_compute_auxillary_space, lambda_compute_target_space)
439 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
440 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
441 (build_access_matrix): New argument lambda_obstack. Use obstack
443 (lambda_compute_step_signs, lambda_compute_access_matrices): New
444 argument lambda_obstack. Pass it down.
446 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
448 * optabs.h (expand_widening_mult): Declare.
450 2010-04-22 Richard Guenther <rguenther@suse.de>
452 PR tree-optimization/43845
453 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
454 lookup the CALL_EXPR function and arguments.
456 2010-04-22 Nick Clifton <nickc@redhat.com>
458 * config/stormy16/stormy16.c
459 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
460 * config/stormy16/stormy16.h: Tidy up formatting.
461 (DONT_USE_BUILTIN_SETJMP): Remove definition.
462 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
463 (ineqbranchsi): Delete pattern.
464 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
465 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
466 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
467 stormy16-lib2-ucmpsi2.c.
469 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
471 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
472 df_simulate_find_noclobber_defs as appropriate. Keep track of an
473 extra set merge_set_noclobber, and use it to relax the final test
475 * df.h (df_simulate_find_noclobber_defs): Declare.
476 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
478 (df_simulate_find_noclobber_defs): New function.
480 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
482 * config/i386/i386.md: Use {} around multi-line preparation statements.
484 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
486 * c-tree.h (push_init_level, pop_init_level, set_init_index)
487 (process_init_element): New argument of type struct obstack *.
489 * c-typeck.c (push_init_level, pop_init_level, set_designator)
490 (set_init_index, set_init_label, set_nonincremental_init)
491 (set_nonincremental_init_from_string, find_init_member)
492 (output_init_element, output_pending_init_elements)
493 (process_init_element): New argument braced_init_obstack. Pass it
495 (push_range_stack, add_pending_init): New argument
496 braced_init_obstack. Use obstack allocation.
498 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
499 braced_init_obstack. Pass it down.
500 (c_parser_braced_init): New variables ret, braced_init_obstack.
501 Initialize obstack, pass it down and finally free it.
503 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
506 * tree-pass.h (pass_optimize_widening_mul): Declare.
507 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
508 gate_optimize_widening_mul): New static functions.
509 (pass_optimize_widening_mul): New.
510 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
511 <case MULT_EXPR>: Remove support for widening multiplies.
512 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
513 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
514 simplify_gen_unary rather than directly building extensions.
515 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
517 * expmed.c (expand_widening_mult): New function.
518 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
520 2010-04-21 Jan Hubicka <jh@suse.cz>
522 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
523 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
524 * lto-wpa-fixup.c: Remove.
525 * Makefile.in (lto-wpa-fixup.o): Remove.
526 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
527 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
528 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
530 2010-04-21 Jan Hubicka <jh@suse.cz>
532 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
533 add write_optimization_summary, read_optimization_summary.
534 (ipa_write_summaries_of_cgraph_node_set): Remove.
535 (ipa_write_optimization_summaries): Declare.
536 (ipa_read_optimization_summaries): Declare.
537 * ipa-cp.c (pass_ipa_cp): Update.
538 * ipa-reference.c (pass_ipa_reference): Update.
539 * ipa-pure-const.c (pass_ipa_pure_const): Update.
540 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
542 * ipa-inline.c (pass_ipa_inline): Update.
543 * ipa.c (pass_ipa_whole_program): Update.
544 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
545 * passes.c (ipa_write_summaries_1): Do not test wpa.
546 (ipa_write_optimization_summaries_1): New.
547 (ipa_write_optimization_summaries): New.
548 (ipa_read_summaries): Do not test ltrans.
549 (ipa_read_optimization_summaries_1): New.
550 (ipa_read_optimization_summaries): New.
552 2010-04-21 Jan Hubicka <jh@suse.cz>
554 * lto-cgraph.c (lto_output_node): Do not output comdat groups
556 (output_cgraph): Do not arrange comdat groups for boundary nodes.
558 2010-04-21 Jakub Jelinek <jakub@redhat.com>
561 * dwarf2out.c (add_name_and_src_coords_attributes): Add
562 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
564 2010-04-21 Jan Hubicka <jh@suse.cz>
566 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
568 2010-04-21 Jan Hubicka <jh@suse.cz>
570 * varpool.c (decide_is_variable_needed): Variable is always needed
573 2010-04-21 Jan Hubicka <jh@suse.cz>
575 * opts.c (decode_options): Enable pure-const pass for whopr.
577 2010-04-21 Jan Hubicka <jh@suse.cz>
579 * cgraph.c (dump_cgraph_node): Dump also assembler name.
580 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
582 (cgraph_decide_inlining): Do not expect callee to be removed in all
585 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
587 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
589 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
591 * config/i386/i386.md (x86_shrd): Add athlon_decode and
592 amdfam10_decode attributes.
594 2010-04-21 Jakub Jelinek <jakub@redhat.com>
597 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
598 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
599 (lower_copyprivate_clauses): Use private var in outer
600 context instead of original var. Make sure the types
601 are correct for VLAs.
603 2010-04-21 Richard Guenther <rguenther@suse.de>
605 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
606 to non-pointer objects.
608 2010-04-21 Jakub Jelinek <jakub@redhat.com>
610 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
611 last chain entry if it starts with the still current label.
612 (add_location_or_const_value_attribute): Check that
613 loc_list->first->next is NULL instead of comparing ->first with ->last.
614 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
615 to add_var_loc_to_decl.
617 * dwarf2out.c (output_call_frame_info): For dw_cie_version
618 >= 4 add also address size and segment size fields into CIE header.
620 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
621 long as address size is the same as sizeof (void *) and
623 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
624 address size or segment size is unexpected, return DW_EH_PE_omit.
625 (classify_object_over_fdes): If get_cie_encoding returned
626 DW_EH_PE_omit, return -1.
627 (init_object): If classify_object_over_fdes returned -1,
628 pretend there were no FDEs at all.
630 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
632 * config/i386/i386.md (bswap<mode>2): Macroize expander from
633 bswap{si,di}2 using SWI48 mode iterator.
634 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
635 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
636 set modrm attribute of bswap insn to 0 and remove length attribute.
637 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
638 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
639 set mode attribute to <MODE> and remove length attribute.
641 2010-04-20 James E. Wilson <wilson@codesourcery.com>
643 PR rtl-optimization/43520
644 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
645 zero available registers.
647 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
649 * builtins.c (fold_builtin_cproj): Fold more cases.
651 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
653 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
654 (fold_builtin_1): Fold builtin cproj.
655 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
656 Use ATTR_CONST_NOTHROW_LIST.
658 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
660 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
661 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
662 ffsi2_no_cmove for !TARGET_CMOVE.
663 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
664 (ffssi2): Remove expander.
665 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
667 (ctz<mode>2): Ditto from ctz{si,di}2.
668 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
670 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
673 2010-04-20 Jakub Jelinek <jakub@redhat.com>
675 * dwarf2out.c (AT_linkage_name): Define.
676 (clone_as_declaration): Handle DW_AT_linkage_name.
677 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
678 of DW_AT_MIPS_linkage_name.
679 (move_linkage_attr): Likewise.
680 (dwarf2out_finish): Likewise.
682 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
685 * fold-const.c (fold_comparison): New folding rule.
687 2010-04-20 Anatoly Sokolov <aesok@post.ru>
689 * double-int.h (double_int_setbit): Declare.
690 * double-int.c (double_int_setbit): New function.
691 * rtl.h (immed_double_int_const): Declare.
692 * emit-rtl.c (immed_double_int_const): New function.
693 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
694 and immed_double_int_const functions.
695 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
696 expand_copysign_bit): (Ditto.).
697 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
698 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
699 * dojump.c (prefer_and_bit_test): (Ditto.).
700 * expr.c (convert_modes, reduce_to_bit_field_precision,
701 const_vector_from_tree): (Ditto.).
702 * expmed.c (mask_rtx, lshift_value): (Ditto.).
704 2010-04-20 Jan Hubicka <jh@suse.cz>
706 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
707 (dump_cgraph_node): Dump new flags.
708 * cgraph.h (struct cgraph_node): Add flags
709 reachable_from_other_partition and in_other_partition.
710 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
711 other partition can not be removed.
712 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
713 the other partition must be output; silence sanity checking on
714 leaking functions bodies from other paritition.
715 * lto-cgraph.c (reachable_from_other_partition_p): New function.
716 (lto_output_node): Output new flags; do not sanity check that inline
717 clones are output; drop lto_forced_extern_inline_p code; do not mock
718 visibility flags at partition boundaries.
719 (add_node_to): New function.
720 (output_cgraph): Use it to sort functions so masters appear before
722 (input_overwrite_node): Input new flags.
723 * passes.c (ipa_write_summaries): Do not call
724 lto_new_extern_inline_states.
725 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
726 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
727 lto_forced_extern_inline_p): Kill.
728 * lto-streamer.h (lto_new_extern_inline_states,
729 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
730 lto_forced_extern_inline_p): Kill.
732 2010-04-20 Richard Guenther <rguenther@suse.de>
734 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
735 from vars that can have pointers.
736 (process_constraint): Dump useless constraints.
738 2010-04-20 Richard Guenther <rguenther@suse.de>
740 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
741 (dump_sa_points_to_info): Remove asserts.
742 (init_base_vars): nothing_id isn't an escape point nor does it
745 2010-04-20 Jakub Jelinek <jakub@redhat.com>
747 * tree.h (TYPE_REF_IS_RVALUE): Define.
748 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
749 should_move_die_to_comdat, prune_unused_types_walk): Handle
750 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
751 (modified_type_die, gen_reference_type_die): Emit
752 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
753 if TYPE_REF_IS_RVALUE and -gdwarf-4.
755 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
758 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
759 calls for -fpic -m31 if they have been sibcall optimized.
761 2010-04-19 James E. Wilson <wilson@codesourcery.com>
763 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
764 ar.lc fixed and call-used.
766 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
768 2010-04-19 Jan Hubicka <jh@suse.cz>
770 * opts.c (decode_options): Disable whpr incompatible passes.
771 * lto/lto.c (lto_1_to_1_map): Skip clones.
772 (read_cgraph_and_symbols): Do not mark everything as needed.
773 (do_whole_program_analysis): Do map only after optimizing;
774 set proper cgraph_state; use passmanager.
776 2010-04-19 DJ Delorie <dj@redhat.com>
778 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
779 POINTER_PLUS_EXPR and fix them.
781 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
783 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
784 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
785 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
786 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
787 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
788 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
789 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
790 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
791 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
792 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
793 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
795 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
797 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
798 (check_cond_move_block): Likewise.
799 (cond_move_process_if_block): Likewise.
800 (noce_find_if_block): Improve formatting.
801 (find_if_header): Pass 0 to memset and tweak conditions.
802 (cond_exec_find_if_block): Fix long lines and tweak conditions.
804 2010-04-19 Jakub Jelinek <jakub@redhat.com>
806 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
810 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
811 with non-local decl doesn't need chain.
813 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
815 * ira-color.c (allocno_reload_assign): Avoid accumulating
816 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
818 2010-04-19 Martin Jambor <mjambor@suse.cz>
820 * gimple.h (create_tmp_reg): Declare.
821 * gimplify.c (create_tmp_reg): New function.
822 (gimplify_return_expr): Use create_tmp_reg.
823 (gimplify_omp_atomic): Likewise.
824 (gimple_regimplify_operands): Likewise.
825 * tree-dfa.c (make_rename_temp): Likewise.
826 * tree-predcom.c (predcom_tmp_var): Likewise.
827 (reassociate_to_the_same_stmt): Likewise.
828 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
829 (get_replaced_param_substitute): Likewise.
830 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
831 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
832 * tree-ssa-pre.c (get_representative_for): Likewise.
833 (create_expression_by_pieces): Likewise.
834 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
835 (create_tailcall_accumulator): Likewise.
837 2010-04-19 Martin Jambor <mjambor@suse.cz>
839 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
841 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
843 2010-04-19 Richard Guenther <rguenther@suse.de>
845 PR tree-optimization/43796
846 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
847 from SCEV in the lattice.
848 (vrp_visit_phi_node): Dump change.
850 2010-04-19 Richard Guenther <rguenther@suse.de>
852 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
853 * configure: Re-generated.
855 2010-04-19 Richard Guenther <rguenther@suse.de>
857 PR tree-optimization/43783
858 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
859 constant ARRAY_REF operands two and three if possible.
861 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
864 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
866 2010-04-19 Jie Zhang <jie@codesourcery.com>
869 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
871 2010-04-19 Ira Rosen <irar@il.ibm.com>
873 PR tree-optimization/37027
874 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
875 and macro to access it.
876 (vectorizable_reduction): Add argument.
877 (vect_get_slp_defs): Likewise.
878 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
879 statements for possible use in SLP.
880 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
881 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
882 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
884 (vectorizable_reduction): Likewise.
885 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
887 (vectorizable_type_demotion, vectorizable_type_promotion,
888 vectorizable_store): Likewise.
889 (vect_analyze_stmt): Update call to vectorizable_reduction.
890 (vect_transform_stmt): Likewise.
891 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
892 (vect_build_slp_tree): Fix indentation. Check that there are no loads
893 from different interleaving chains in same node.
894 (vect_slp_rearrange_stmts): New function.
895 (vect_supported_load_permutation_p): Allow load permutations for
896 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
897 inside SLP nodes if necessary.
898 (vect_analyze_slp_instance): Handle reductions.
899 (vect_analyze_slp): Try to build SLP instances originating from groups
901 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
902 (vect_get_constant_vectors): Create initial vectors for reductions
903 according to reduction code. Add new argument.
904 (vect_get_slp_defs): Add new argument, pass it to
905 vect_get_constant_vectors.
906 (vect_schedule_slp_instance): Remove SLP tree root statements.
908 2010-04-19 Jakub Jelinek <jakub@redhat.com>
910 * tree.h (ENUM_IS_SCOPED): Define.
911 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
912 for ENUM_IS_SCOPED enums.
914 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
916 * fold-const.c (fold_comparison): Use ssizetype.
917 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
918 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
919 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
920 * tree-object-size.c (compute_object_sizes): Use size_type_node.
922 * tree.h (initialize_sizetypes): Remove parameter.
923 (build_common_tree_nodes): Remove second parameter.
924 * stor-layout.c (initialize_sizetypes): Remove parameter.
925 Always create an unsigned type.
926 (set_sizetype): Assert that the passed type is unsigned and simplify.
927 * tree.c (build_common_tree_nodes): Remove second parameter.
928 Adjust call to initialize_sizetypes.
929 * c-decl.c (c_init_decl_processing): Remove second argument in call to
930 build_common_tree_nodes.
932 2010-04-18 Matthias Klose <doko@ubuntu.com>
934 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
936 2010-04-18 Ira Rosen <irar@il.ibm.com>
938 PR tree-optimization/43771
939 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
940 load permutation doesn't have gaps.
942 2010-04-18 Jan Hubicka <jh@suse.cz>
944 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
945 (sse_prologue_save_insn expander): Use new pattern.
946 (sse_prologue_save_insn1): New pattern and splitter.
947 (sse_prologue_save_insn): Update to deal also with 64bit aligned
949 * i386.c (setup_incoming_varargs_64): Do not compute jump
951 (ix86_gimplify_va_arg): Update alignment needed.
952 (ix86_local_alignment): Do not align all local arrays to 128bit.
954 2010-04-17 Jan Hubicka <jh@suse.cz>
956 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
958 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
960 * arm.md (negdi2): Remove redundant code to force values into a
963 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
965 * arm/bpabi.S: Add EABI alignment attributes to objects.
966 * arm/bpabi-v6m.S: Likewise.
967 * arm/crti.asm: Likewise.
968 * arm/crtn.asm: Likewise.
969 * arm/lib1funcs.asm: Likewise.
970 * arm/libunwind.S: Likewise.
972 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
974 * arm-protos.h (tune_params): New structure.
975 * arm.c (current_tune): New variable.
976 (arm_constant_limit): Delete.
977 (struct processors): Add pointer to the tune parameters.
978 (arm_slowmul_tune): New tuning option.
979 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
980 (all_cores): Adjust to pick up the tuning model.
981 (arm_constant_limit): New function.
982 (arm_override_options): Select the appropriate tuning model. Delete
983 initialization of arm_const_limit.
984 (arm_split_constant): Use the new constant-limit model.
985 (arm_rtx_costs): Pick up the current tuning model.
986 * arm.md (is_strongarm, is_xscale): Delete.
987 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
988 for Xscale variant architectures.
989 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
991 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
993 * config/arm/arm.c (arm_gen_constant): Remove unused variable
995 (arm_rtx_costs_1): Remove unused variable extra_cost.
996 (arm_unwind_emit_set): Use variable offset.
997 (thumb1_output_casesi): Remove unused variable flags.
999 2010-04-16 Jeff Law <law@redhat.com>
1001 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
1002 needing assignment rather than doing a two-phase assignment. Remove
1003 unused variable 'm'.
1005 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1008 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
1010 2010-04-16 Doug Kwan <dougkwan@google.com>
1012 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
1013 (next_operand_entry_id): New static variable.
1014 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
1015 (add_to_ops_vec): Assigned unique ID to operand entry.
1016 (struct oecount_s): New field ID.
1017 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
1018 (undistribute_ops_list): Assign unique IDs to oecounts.
1019 (init_reassoc): reset next_operand_entry_id.
1021 2010-04-16 Doug Kwan <dougkwan@google.com>
1023 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
1024 missing left parenthesis.
1026 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
1028 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
1029 *btdi_rex64 using SWI48 mode iterator.
1030 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
1031 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
1032 *jcc_btdi_mask_rex64.
1034 2010-04-16 Anatoly Sokolov <aesok@post.ru>
1036 * double-int.h (tree_to_double_int): Convert to macro.
1037 * double-int.c (tree_to_double_int): Remove.
1039 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1042 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
1043 with want_address 2 and in case a single element list might be
1044 possible, call it again with want_address 0.
1046 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1048 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
1049 case 'W' print operands for HI mode.
1050 * config/h8300/h8300.h (Y0, Y2) : New constraints.
1051 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
1052 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
1053 * config/h8300/predicate.md (bit_register_indirect_operand): New.
1055 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
1057 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
1058 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
1059 #xx:3 and #xx:4 mode.
1061 * config/h8300/h8300.md (inverted load with HImode dest): Add
1062 support for H8300SX.
1064 * config/h8300/predicate.md (bit_operand): Allow immediate values that
1065 satisfy 'U' constraint.
1067 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1069 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
1070 * configure: Regenerate.
1071 * config.in: Regenerate.
1072 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
1075 2010-04-16 Richard Guenther <rguenther@suse.de>
1077 * tree.h (struct tree_decl_minimal): Move pt_uid ...
1078 (struct tree_decl_common): ... here.
1079 (DECL_PT_UID): Adjust.
1080 (SET_DECL_PT_UID): Likewise.
1081 (DECL_PT_UID_SET_P): Likewise.
1083 2010-04-16 Richard Guenther <rguenther@suse.de>
1085 PR tree-optimization/43572
1086 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
1087 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
1088 * tree-flow.h (is_call_clobbered): Remove.
1089 * tree-flow-inline.h (is_call_clobbered): Likewise.
1090 * tree-dfa.c (dump_variable): Do not dump call clobber state.
1091 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
1092 (execute_return_slot_opt): Adjust.
1093 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
1094 check for call clobbered vars here.
1095 (find_tail_calls): Move tailcall verification to the
1098 2010-04-16 Diego Novillo <dnovillo@google.com>
1100 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
1102 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1105 * config/arm/arm.md (cbranchqi4): New pattern.
1106 * config/arm/predicates.md (const0_operand,
1107 cbranchqi4_comparison_operator): New predicates.
1109 2010-04-16 Richard Guenther <rguenther@suse.de>
1111 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
1112 (dump_gimple_stmt): Likewise.
1114 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1116 * recog.h (struct recog_data): New field is_operator.
1117 (struct insn_operand_data): New field is_operator.
1118 * recog.c (extract_insn): Set recog_data.is_operator.
1119 * genoutput.c (output_operand_data): Emit code to set the
1121 * reload.c (find_reloads): Use it rather than testing for an
1122 empty constraint string.
1125 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
1126 If the previous insn is a cbranchsi4_insn with the same arguments,
1127 omit the compare instruction.
1129 * config/arm/arm.md (addsi3_cbranch): If destination is a high
1130 register, inputs must be low registers and we need a low register
1131 scratch. Handle alternative 2 like alternative 3.
1133 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1135 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
1136 don't call get_addr on both. If one expression is a VALUE and
1137 the other a REG, check VALUE's locs if the REG isn't among them.
1139 2010-04-16 Christian Bruel <christian.bruel@st.com>
1141 * config/sh/sh.h (sh_frame_pointer_required): New function.
1142 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
1143 (flag_omit_frame_pointer) Set.
1144 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
1145 (rounded_frame_size): Adjust size with outgoing_args_size.
1146 (sh_set_return_address): Must return from stack pointer.
1147 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
1148 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1149 (ACCUMULATE_OUTGOING_ARGS): Define.
1150 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
1151 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
1153 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1156 * config/sh/sh.c (sh_legitimize_reload_address): Use
1157 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
1158 Remove a unneeded check for offset_base.
1160 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
1162 * configure: Regenerated.
1164 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1166 * config/s390/s390.c (s390_call_save_register_used): Switch back
1167 to HARD_REGNO_NREGS.
1169 2010-04-15 Richard Guenther <rguenther@suse.de>
1171 * alias.c (alias_set_subset_of): Handle alias-set zero
1174 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
1175 Julian Brown <julian@codesourcery.com>
1177 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
1178 alternatives according to use of high and low regs.
1179 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
1180 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
1181 optimizing for size on Thumb-2.
1183 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
1185 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
1187 2010-04-15 Richard Guenther <rguenther@suse.de>
1189 * tree-ssa-structalias.c (struct variable_info): Add
1191 (new_var_info): Initialize it.
1192 (dump_constraints): Support printing last added constraints.
1193 (debug_constraints): Adjust.
1194 (dump_constraint_graph): Likewise.
1195 (make_heapvar_for): Check for NULL cfun.
1196 (get_function_part_constraint): New function.
1197 (get_fi_for_callee): Likewise.
1198 (find_func_aliases): Properly implement IPA PTA constraints.
1199 (process_ipa_clobber): New function.
1200 (find_func_clobbers): Likewise.
1201 (insert_into_field_list_sorted): Remove.
1202 (create_function_info_for): Properly allocate vars for IPA mode.
1203 Do not use insert_into_field_list_sorted.
1204 (create_variable_info_for): Properly generate constraints for
1205 global vars in IPA mode.
1206 (dump_solution_for_var): Always dump the solution.
1207 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
1208 (find_what_var_points_to): Adjust.
1209 (pt_solution_set): Change.
1210 (pt_solution_ior_into): New function.
1211 (pt_solution_empty_p): Export.
1212 (pt_solution_includes_global): Adjust.
1213 (pt_solution_includes_1): Likewise.
1214 (pt_solutions_intersect_1): Likewise.
1215 (dump_sa_points_to_info): Check some invariants.
1216 (solve_constraints): Move constraint dumping ...
1217 (compute_points_to_sets): ... here.
1218 (ipa_pta_execute): ... and here.
1219 (compute_may_aliases): Do not re-compute points-to info
1220 locally if IPA info is available.
1221 (ipa_escaped_pt): New global var.
1222 (ipa_pta_execute): Properly implement IPA PTA.
1223 * tree-into-ssa.c (dump_decl_set): Support dumping
1224 decls not in referenced-vars.
1225 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
1226 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
1227 (dump_points_to_solution): Likewise.
1228 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
1229 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
1230 (remap_gimple_stmt): Reset call clobber/use information if necessary.
1231 (copy_decl_to_var): Copy DECL_PT_UID.
1232 (copy_result_decl_to_var): Likewise.
1233 * tree.c (make_node_stat): Initialize DECL_PT_UID.
1234 (copy_node_stat): Copy it.
1235 * tree.h (DECL_PT_UID): New macro.
1236 (SET_DECL_PT_UID): Likewise.
1237 (DECL_PT_UID_SET_P): Likewise.
1238 (struct tree_decl_minimal): Add pt_uid member.
1239 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
1240 (pt_solution_empty_p): Declare.
1241 (pt_solution_set): Adjust.
1242 (ipa_escaped_pt): Declare.
1243 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
1244 * gimple-pretty-print.c (pp_points_to_solution): New function.
1245 (dump_gimple_call): Dump call clobber/use information.
1246 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
1247 * tree-pass.h (TDF_ALIAS): New dump option.
1248 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
1249 * doc/invoke.texi (-fipa-pta): Update documentation.
1251 2010-04-15 Richard Guenther <rguenther@suse.de>
1253 * Makefile.in (OBJS-common): Add gimple-fold.o.
1254 (gimple-fold.o): New rule.
1255 * tree.h (maybe_fold_offset_to_reference,
1256 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
1258 * gimple.h: ... here.
1259 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
1260 may_propagate_address_into_dereference): Move prototypes ...
1261 * gimple.h: ... here.
1262 * tree-ssa-ccp.c (get_symbol_constant_value,
1263 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
1264 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
1265 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
1266 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
1267 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
1268 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
1269 gimplify_and_update_call_from_tree): Move ...
1270 * gimple-fold.c: ... here. New file.
1271 (ccp_fold_builtin): Rename to ...
1272 (gimple_fold_builtin): ... this.
1273 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
1275 2010-04-15 Richard Guenther <rguenther@suse.de>
1277 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
1278 fit_double_type, force_fit_type_double, add_double_with_sign,
1279 neg_double, mul_double_with_sign, lshift_double, rshift_double,
1280 lrotate_double, rrotate_double, div_and_round_double): Move ...
1281 * double-int.c: ... here.
1282 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
1283 add_double, neg_double, mul_double_with_sign, mul_double,
1284 lshift_double, rshift_double, lrotate_double, rrotate_double,
1285 div_and_round_double): Move prototypes ...
1286 * double-int.h: ... here.
1288 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
1291 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
1292 matching constraints to ensure inputs match the output.
1294 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1297 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
1298 in an input-only operand.
1300 2010-04-15 Anatoly Sokolov <aesok@post.ru>
1302 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
1303 (double_int_not, double_int_lshift, double_int_rshift): Declare.
1304 (double_int_negative_p): Convert to static inline function.
1305 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
1306 (double_int_negative_p): Remove.
1307 * tree.h (lshift_double, rshift_double):
1308 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
1309 * fold-const.c (fold_convert_const_int_from_real,
1310 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
1311 (lshift_double): Change type of arith argument to bool.
1312 (rshift_double): Change type of arith argument to bool. Correct
1314 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1316 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
1319 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
1320 at the start and end of the then/else blocks, and omit them from the
1322 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
1323 argument; all callers changed. Pass zero to old_insns_match_p instead.
1324 (flow_find_head_matching_sequence): New function.
1325 (old_insns_match_p): Check REG_EH_REGION notes for calls.
1326 * basic-block.h (flow_find_cross_jump,
1327 flow_find_head_matching_sequence): Declare functions.
1329 2010-04-14 Jason Merrill <jason@redhat.com>
1332 * c-common.c (attribute_takes_identifier_p): New fn.
1333 * c-common.h: Declare it.
1335 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1337 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1339 (*udivmod<mode>4): Ditto.
1341 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1343 * config/i386/i386.md (maxmin_int): Rename code attribute from
1344 maxminiprefix and update all users.
1345 (maxmin_float): Ditto from maxminfprefix.
1346 (logic): Ditto from logicprefix.
1347 (absneg_mnemonic): Ditto from absnegprefix.
1348 * config/i386/mmx.md: Update all users of maxminiprefix,
1349 maxminfprefix and logicprefix for rename.
1350 * config/i386/sse.md: Ditto.
1351 * config/i386/sync.md (sync_<code><mode>): Update for
1354 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1357 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1358 warnings converted to errors.
1360 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1362 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1363 used insn_type variable.
1364 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1365 to avoid set-but-not-used warning.
1367 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1369 * df-core.c (df_ref_debug): Change format string placeholder
1371 * dwarf2asm.c (dw2_asm_output_data_raw,
1372 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1373 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1374 * dwarf2out.c (output_cfi, output_cfi_directive,
1375 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1376 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1378 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1379 * print-rtl.c (print_rtx): Ditto.
1381 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1384 * builtins.c (expand_builtin_pow_root): New function to expand pow
1385 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1386 series of sqrt and cbrt calls under -ffast-math.
1387 (expand_builtin_pow): Call it.
1389 2010-04-14 Michael Matz <matz@suse.de>
1391 PR tree-optimization/42963
1392 * tree-cfg.c (touched_switch_bbs): New static variable.
1393 (group_case_labels_stmt): New function broken out from ...
1394 (group_case_labels): ... here, use the above.
1395 (start_recording_case_labels): Allocate touched_switch_bbs.
1396 (end_recording_case_labels): Deallocate it, call
1397 group_case_labels_stmt.
1398 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1400 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1402 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1405 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1407 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1409 2010-04-13 Jan Hubicka <jh@suse.cz>
1411 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1412 of optimized out static functions.
1413 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1414 cost computation. Also sanity check for overflows.
1415 (update_caller_keys): Update cgraph_edge_badness call; properly
1416 update fibheap and sanity check that it is up to date.
1417 (add_new_edges_to_heap): Update cgraph_edge_badness.
1418 (cgraph_decide_inlining_of_small_function): Likewise;
1419 add sanity checking that badness in heap is up to date;
1420 improve dumping of reason; Update badness of calls to the
1421 offline copy of function currently inlined; dump badness
1422 of functions not inlined because of unit growth limits.
1424 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1427 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1428 because of sign-extension change when converting to sizetype here...
1429 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1431 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1432 the folding to constants. Remove redundant final conversion.
1433 (fold_binary) <associate>: Do not associate if the re-association of
1434 constants alone overflows.
1435 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1436 to the end of the list.
1437 (multiple_of_p) <COND_EXPR>: New case.
1439 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1441 * opt-functions.awk (opt_sanitized_name): New.
1443 * optc-gen.awk: Use it
1444 * opth-gen.awk: Use it.
1446 2010-04-13 Martin Jambor <mjambor@suse.cz>
1448 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1449 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1450 children. Call replace_uses_with_default_def_ssa_name to handle
1453 2010-04-13 Michael Matz <matz@suse.de>
1456 * builtins.c (expand_builtin_interclass_mathfn): Also create
1457 a register if the predicate doesn't match.
1459 2010-04-13 Diego Novillo <dnovillo@google.com>
1461 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1462 * c-pch.c: Include timevar.h.
1463 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1464 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1465 * ggc-common.c: Include timevar.h.
1466 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1467 * timevar.def (TV_PCH_SAVE): Define.
1468 (TV_PCH_CPP_SAVE): Define.
1469 (TV_PCH_PTR_REALLOC): Define.
1470 (TV_PCH_PTR_SORT): Define.
1471 (TV_PCH_RESTORE): Define.
1472 (TV_PCH_CPP_RESTORE): Define.
1474 2010-04-13 Michael Matz <matz@suse.de>
1476 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1478 (can_reassociate_p): New function.
1479 (break_up_subtract_bb, reassociate_bb): Use it.
1481 2010-04-13 Richard Guenther <rguenther@suse.de>
1484 * builtins.c (c_readstr): Fix assert.
1486 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1488 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1489 when generating cltd insn.
1491 (*ashl<mode>3_1): Remove special handling for register operand 2.
1492 (*ashlsi3_1_zext): Ditto.
1493 (*ashlhi3_1): Ditto.
1494 (*ashlhi3_1_lea): Ditto.
1495 (*ashlqi3_1): Ditto.
1496 (*ashlqi3_1_lea): Ditto.
1497 (*<shiftrt_insn><mode>3_1): Ditto.
1498 (*<shiftrt_insn>si3_1_zext): Ditto.
1499 (*<shiftrt_insn>qi3_1_slp): Ditto.
1500 (*<rotate_insn><mode>3_1): Ditto.
1501 (*<rotate_insn>si3_1_zext): Ditto.
1502 (*<rotate_insn>qi3_1_slp): Ditto.
1504 2010-04-13 Richard Guenther <rguenther@suse.de>
1506 * tree-ssa-structalias.c (callused_id): Remove.
1507 (call_stmt_vars): New.
1508 (get_call_vi): Likewise.
1509 (lookup_call_use_vi): Likewise.
1510 (lookup_call_clobber_vi): Likewise.
1511 (get_call_use_vi): Likewise.
1512 (get_call_clobber_vi): Likewise.
1513 (make_transitive_closure_constraints): Likewise.
1514 (handle_const_call): Adjust to do per-call call-used handling.
1515 (handle_pure_call): Likewise.
1516 (find_what_var_points_to): Remove general callused handling.
1517 (init_base_vars): Likewise.
1518 (init_alias_vars): Initialize call_stmt_vars.
1519 (compute_points_to_sets): Process call-used and call-clobbered
1520 vars for call statements.
1521 (delete_points_to_sets): Free call_stmt_vars.
1523 2010-04-13 Richard Guenther <rguenther@suse.de>
1525 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1526 Only add RW dependence for dependence distance zero.
1527 Adjust maximal vectorization factor according to dependences.
1528 Move alignment handling ...
1529 (vect_find_same_alignment_drs): ... here. New function.
1530 (vect_analyze_data_ref_dependences): Adjust.
1531 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1532 (vect_analyze_data_refs): Adjust minimal vectorization factor
1533 according to data references.
1534 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1535 dependences before determining the vectorization factor.
1536 Analyze alignment after determining the vectorization factor.
1537 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1538 dependences before alignment.
1539 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1541 (vect_analyze_data_refs): Likewise.
1542 (MAX_VECTORIZATION_FACTOR): New define.
1544 2010-04-13 Duncan Sands <baldrick@free.fr>
1546 * except.h (lang_eh_type_covers): Remove.
1547 * except.c (lang_eh_type_covers): Likewise.
1549 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1550 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1552 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1553 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1554 UNITS_PER_LONG where it is ABI relevant.
1555 (s390_return_addr_rtx): Likewise.
1556 (s390_back_chain_rtx): Likewise.
1557 (s390_frame_area): Likewise.
1558 (s390_frame_info): Likewise.
1559 (s390_initial_elimination_offset): Likewise.
1560 (save_gprs): Likewise.
1561 (s390_emit_prologue): Likewise.
1562 (s390_emit_epilogue): Likewise.
1563 (s390_function_arg_advance): Likewise.
1564 (s390_function_arg): Likewise.
1565 (s390_va_start): Likewise.
1566 (s390_gimplify_va_arg): Likewise.
1567 (s390_function_profiler): Likewise.
1568 (s390_optimize_prologue): Likewise.
1569 (s390_rtx_costs): Likewise.
1570 (s390_secondary_reload): Likewise.
1571 (s390_promote_function_mode): Likewise.
1572 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1573 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1574 registers available.
1575 (s390_unwind_word_mode): New function.
1576 (s390_function_value): Split 64 bit values into register pair if
1577 used as return value.
1578 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1579 function call parameters. Handle parallels.
1580 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1581 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1582 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1583 (s390_expand_setmem): Remove unused variable src_addr.
1584 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1585 deal with 64 bit registers.
1586 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1587 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1588 (UNITS_PER_LONG): New macro.
1589 * libjava/include/s390-signal.h: Define extended ucontext
1590 structure containing the upper halfs of the 64 bit registers.
1592 2010-04-13 Simon Baldwin <simonb@google.com>
1594 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1596 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1598 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1599 rvalue on the RHS if the LHS is of a non-renamable type.
1600 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1602 2010-04-13 Matthias Klose <doko@ubuntu.com>
1604 * gcc.c (cc1_options): Handle -iplugindir before processing
1605 the cc1 spec. Only add -iplugindir once.
1606 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1608 * common.opt (iplugindir): Remove `Separate' property, initialize.
1609 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1611 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1612 (distclean): Remove plugin dir.
1613 * doc/invoke.texi: Document -iplugindir.
1615 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1617 * doc/plugins.texi (Loading Plugins): Document short
1618 -fplugin=foo option.
1619 (Plugin API): Mention default_plugin_dir_name function.
1621 * gcc.c (find_file_spec_function): Add new declaration.
1622 (static_spec_func): Use it for "find-file".
1623 (find_file_spec_function): Add new function.
1624 (cc1_options): Add -iplugindir option if -fplugin* options found.
1626 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1628 * plugin.c (add_new_plugin): Updated comment, and handle short
1630 (default_plugin_dir_name): Added new function.
1632 * common.opt (iplugindir): New option to set the plugin directory.
1634 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1636 * config/i386/i386.md (any_rotate): New code iterator.
1637 (rotate_insn): New code attribute.
1639 (SWIM124): New mode iterator.
1640 (<rotate_insn>ti3): New expander.
1641 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1642 any_rotate code iterator.
1643 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1644 using any_rotate code iterator and SWIM124 mode iterator.
1645 (ix86_rotlti3): New insn_and_split pattern.
1646 (ix86_rotrti3): Ditto.
1647 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1648 ix86_rotl{di,ti}3 patterns.
1649 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1650 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1651 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1652 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1653 code iterator and SWI mode iterator.
1654 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1655 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1657 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1658 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1659 (bswap rotatert splitter): Add splitter.
1660 (bswap splitter): Macroize splitter using any_rotate code iterator.
1661 Add insn predicate to split only for TARGET_USE_XCHGB or when
1662 optimizing function for size.
1664 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1666 * config/pa/pa.c (emit_move_sequence): Remove use of
1667 deleted variable flag_argument_noalias.
1669 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1671 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1673 Add to unsupported targets list.
1674 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1675 sparc*-sun-solaris2.[567]* from target lists.
1676 * configure: Regenerate.
1677 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1679 Remove Solaris 7 patch references.
1680 (Specific, sparc-sun-solaris2.7): Removed.
1681 (sparc-sun-solaris2*): Update Solaris 7 example.
1682 (sparc64-*-solaris2*): Likewise.
1684 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1686 * config.build (alpha*-dec-osf4*): Remove.
1687 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1688 of obsolete configurations.
1689 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1691 * config/alpha/t-osf4: Renamed to ...
1692 * config/alpha/t-osf5: ... this.
1693 * config/alpha/osf.h: Renamed to ...
1694 * config/alpha/osf5.h: ... this.
1695 Merged old osf5.h contents.
1697 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1698 (EXTRA_SPECS): Removed.
1699 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1700 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1703 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1705 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1707 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1710 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1711 __thiscall convention.
1713 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1715 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1717 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1719 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1721 * function.c (assign_parms_initialize_all): Add unused attribute
1724 2010-04-12 Richard Guenther <rguenther@suse.de>
1726 * gsstruct.def (GSS_CALL): New.
1727 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1728 * gimple.h: Include tree-ssa-alias.h.
1729 (struct gimple_statement_call): New.
1730 (union gimple_statement_struct_d): Add gimple_call member.
1731 (gimple_call_reset_alias_info): Declare.
1732 (gimple_call_use_set): New function.
1733 (gimple_call_clobber_set): Likewise.
1734 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1735 * gimple.c (gimple_call_reset_alias_info): New function.
1736 (gimple_build_call_1): Call it.
1737 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1738 * tree-inline.c (remap_gimple_stmt): Likewise.
1739 (expand_call_inline): Remove callused handling.
1740 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1741 * tree-dfa.c (dump_variable): Likewise.
1742 * tree-parloops.c (parallelize_loops): Likewise.
1743 * tree-ssa.c (init_tree_ssa): Likewise.
1744 (delete_tree_ssa): Likewise.
1745 * tree-flow-inline.h (is_call_used): Remove.
1746 * tree-flow.h (struct gimple_df): Remove callused member.
1747 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1748 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1749 (ref_maybe_used_by_call_p_1): Simplify.
1750 (call_may_clobber_ref_p_1): Likewise.
1751 * tree-ssa-structalias.c (compute_points_to_sets): Set
1752 the call stmt used and clobbered sets.
1753 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1754 (find_tail_calls): Verify the tail call.
1756 2010-04-12 Richard Guenther <rguenther@suse.de>
1758 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1759 single-iteration always-inline inlining.
1760 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1761 (cgraph_decide_inlining): Do not handle always-inline specially.
1762 (try_inline): Remove always-inline cycle detection special case.
1763 Do not recurse on always-inlines.
1764 (cgraph_early_inlining): Do not iterate if not optimizing.
1765 (cgraph_gate_early_inlining): remove.
1766 (pass_early_inline): Run unconditionally.
1767 (gate_cgraph_decide_inlining): New function.
1768 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1769 not inlining or optimizing.
1770 (cgraph_decide_inlining_of_small_functions): Also consider
1771 always-inline functions.
1772 (cgraph_default_inline_p): Return true for nodes which should
1773 disregard inline limits.
1774 (estimate_function_body_sizes): Assume zero size and time for
1775 nodes which are marked as disregarding inline limits.
1776 (cgraph_decide_recursive_inlining): Do not perform recursive
1777 inlining on always-inline nodes.
1779 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1782 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1783 for exprs satisfying handled_component_p.
1785 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1787 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1788 non-constant aggregate elements.
1790 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1791 is a real initialization.
1793 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1796 * c-decl.c (start_function): Move forward check for nested function.
1798 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1800 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1801 * config/sh/sh.c: Include reload.h.
1802 (sh_legitimize_reload_address): New.
1803 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1804 sh_legitimize_reload_address.
1806 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1808 * config/sh/sh.md (*movqi_pop): New insn pattern.
1809 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1811 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1813 * config/i386/i386.md (any_shiftrt): New code iterator.
1814 (shiftrt_insn): New code attribute.
1816 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1817 using any_shiftrt code iterator.
1818 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1819 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1820 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1821 pattern from corresponding peephole2 patterns.
1822 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1823 using any_shiftrt code iterator.
1824 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1825 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1826 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1827 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1828 *{ashr,lshr}<mode>3_cmp_zext.
1829 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1831 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1833 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1835 (*lshr<mode>3_cconly): Ditto.
1837 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1839 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1840 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1841 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1842 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1844 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1845 from corresponding peephole2 patterns.
1846 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1847 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1848 and *lshrdi3_1_rex64 using SWI mode iterator.
1849 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1850 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1851 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1852 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1853 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1854 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1855 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1856 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1857 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1860 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1862 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1863 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1864 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1865 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1867 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1868 from corresponding peephole2 patterns.
1869 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1870 (ashrsi3_cvt): Rename from ashrsi3_31.
1871 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1872 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1873 and x86_64_shift_adj_3 using SWI48 mode iterator.
1874 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1875 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1876 and *ashrdi3_1_rex64 using SWI mode iterator.
1877 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1878 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1879 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1880 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1881 and *ashrdi3_cmp_rex64 using SWI mode iterator.
1882 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1883 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1884 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1885 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1887 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1888 * config/i386/i386.c (ix86_split_ashr): Update for renamed
1889 x86_shift<mode>_adj_3 expanders.
1891 2010-04-10 Wei Guozhi <carrot@google.com>
1894 * config/arm/arm.c (arm_pic_static_addr): New function.
1895 (legitimize_pic_address): Call arm_pic_static_addr when it detects
1897 (arm_output_addr_const_extra): Output expression for new pattern.
1898 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1900 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
1902 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1905 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1906 * web.c: Include "insn-config.h" and "recog.h".
1907 (union_match_dups): New function.
1908 (web_main): Call it.
1909 (union_defs): Don't try to recognize match_dups.
1911 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1912 if doing so would replace the entire pattern.
1914 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1918 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1919 and splitter pattern. Change splitter operand 1 predicate to
1922 2010-04-09 Martin Jambor <mjambor@suse.cz>
1924 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1925 lattices are addresses of CONST_DECLs with the same initial value.
1926 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1927 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1929 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1930 Bernd Schmidt <bernds@codesourcery.com>
1932 * loop-invariant.c (replace_uses): New static function.
1933 (move_invariant_reg): Use it to ensure we can replace the uses.
1935 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1937 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1939 (picochip_override_options): Enable section anchors only above -O1.
1940 (picochip_reorg): Fixed a couple of build warnings.
1942 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1944 * configure.ac (plugin -rdynamic test): Log result.
1945 * configure: Regenerate.
1946 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1947 (RDYNAMIC_SPEC): Define.
1948 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1950 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1952 * configure.ac: Determine Sun ld version numbers.
1953 (comdat_group): Restrict GNU ld version checks to gld.
1954 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1955 (enable_comdat): Support --enable-comdat.
1956 * configure: Regenerate.
1957 * doc/install.texi (Configuration): Document --enable-comdat.
1959 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1961 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1962 * config/sol2-gld.h: ... here.
1963 * config.gcc (sparc*-*-solaris2*): Reflect this.
1964 (i[34567]86-*-solaris2*): Use it.
1966 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1968 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1970 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1972 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1975 * diagnostic.c (diagnostic_initialize): Initialize
1976 some_warnings_are_errors.
1977 (diagnostic_finish): New.
1978 (diagnostic_action_after_output): Call it before exiting.
1979 (diagnostic_report_diagnostic): Do not print message here. Set
1980 some_warnings_are_errors.
1981 * diagnostic.h (diagnostic_context): Delete
1982 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1983 (diagnostic_finish): Declare.
1984 * toplev.c (toplev_main): Call it before exit.
1986 2010-04-09 Jason Merrill <jason@redhat.com>
1989 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1990 for incomplete type.
1993 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1994 based on a warning flag.
1996 2010-04-09 Richard Guenther <rguenther@suse.de>
1998 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
2000 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
2003 * varasm.c (default_assemble_visibility): Wrap vars that are
2004 set, but unused, by targets without GAS.
2005 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
2006 Remove set, but unused, vars.
2007 (rs6000_legitimize_tls_address): Likewise.
2008 (altivec_expand_dst_builtin): Likewise.
2009 * config/darwin.c (machopic_classify_symbol): Likewise.
2010 (machopic_indirection_name): Likewise.
2012 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2014 * config/i386/i386.md (DWI): New mode iterator.
2015 (S): New mode attribute.
2016 (shift_operand): Ditto.
2017 (shift_immediate_operand): Ditto.
2018 (ashl_input_operand): Ditto.
2019 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
2020 using SDWIM mode iterator.
2021 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
2022 pattern from *ashl{di,ti}3_1 and corresponding splitters using
2024 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
2025 from corresponding peephole2 patterns.
2026 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
2027 and x86_64_shift_adj_1 using SWI48 mode iterator.
2028 (x86_shift<mode>_adj_2): Ditto.
2029 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
2030 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
2031 using SWI48 mode iterator.
2032 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
2033 *ashldi3_cmp_rex64 using SWI mode iterator.
2034 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
2035 *ashldi3_cconly_rex64 using SWI mode iterator.
2036 * config/i386/i386.c (ix86_split_ashl): Update for renamed
2037 x86_shift<mode>_adj_{1,2}.
2038 (ix86_split_ashr): Ditto.
2039 (ix86_split_lshr): Ditto.
2041 2010-04-09 Richard Guenther <rguenther@suse.de>
2043 * target.h (builtin_conversion): Pass in input and output types.
2044 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
2045 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
2046 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
2047 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
2049 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
2051 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
2053 2010-04-09 Richard Guenther <rguenther@suse.de>
2056 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
2058 2010-04-09 Richard Guenther <rguenther@suse.de>
2060 * tree-vectorizer.h (struct _stmt_vec_info): Document
2061 that vectype is the type of the LHS.
2062 (supportable_widening_operation, supportable_narrowing_operation):
2063 Get both input and output vector types as arguments.
2064 (vect_is_simple_use_1): Declare.
2065 (get_same_sized_vectype): Likewise.
2066 * tree-vect-loop.c (vect_determine_vectorization_factor):
2067 Set STMT_VINFO_VECTYPE to the vector type of the def.
2068 (vectorizable_reduction): Adjust.
2069 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
2070 Adjust. Specify the output vector type.
2071 (vect_pattern_recog_1): Adjust.
2072 * tree-vect-stmts.c (get_same_sized_vectype): New function.
2073 (vectorizable_call): Adjust.
2074 (vectorizable_conversion): Likewise.
2075 (vectorizable_operation): Likewise.
2076 (vectorizable_type_demotion): Likewise.
2077 (vectorizable_type_promotion): Likewise.
2078 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
2080 (vect_is_simple_use_1): New function.
2081 (supportable_widening_operation): Get both input and output
2083 (supportable_narrowing_operation): Likewise.
2084 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
2086 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
2088 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
2089 __thiscall and _thiscall as predefined macros.
2090 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
2091 thiscall attribute handling.
2092 (ix86_comp_type_attributes): Likewise.
2093 (ix86_function_regparm): Likewise.
2094 (ix86_return_pops_args): Likewise.
2095 (init_cumulative_args): Likewise.
2096 (find_drap_reg): Likewise.
2097 (ix86_static_chain): Likewise.
2098 (x86_this_parameter): Likewise.
2099 (x86_output_mi_thunk): Likewise.
2100 (ix86_attribute_table): Add description for thiscall attribute.
2101 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
2102 * doc/extend.texi: Add documentation for thiscall.
2104 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2107 * c.opt (Wint-to-pointer-cast): Available in C++.
2108 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
2110 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
2112 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
2113 * calls.c (expand_call): Pass the function type to aggregate_value_p.
2114 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
2115 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
2116 function type instead. Reorder and simplify checks.
2118 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
2120 2010-04-08 Jing Yu <jingyu@google.com>
2121 Zdenek Dvorak <ook@ucw.cz>
2123 PR tree-optimization/42720
2124 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
2125 loop unswitch conditions here from ...
2126 (tree_unswitch_single_loop): ... here.
2128 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2130 * tree-if-conv.c: Fix comments and simplify logic.
2132 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2134 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
2135 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
2136 (main_tree_if_conversion): Update call to tree_if_conversion.
2138 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2141 * doc/invoke.texi (-b,-V): Delete.
2142 * doc/tm.texi: Do not mention -b.
2143 * gcc.c (display_help): Delete -b and -V.
2144 (process_command): Delete -b and -V.
2145 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
2147 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
2148 Wolfgang Gellerich <gellerich@de.ibm.com>
2150 Implement target hook for loop unrolling
2151 * target.h (loop_unroll_adjust): Add a new target hook function.
2152 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
2153 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
2154 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
2155 (s390_loop_unroll_adjust): Implement the new target hook for s390.
2156 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
2158 (decide_unroll_stupid): Likewise.
2160 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2163 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
2165 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2167 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
2168 (Specific, *-*-solaris2*): Likewise.
2169 Don't prefer Sun as over GNU as.
2171 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
2173 * config/s390/s390.c (override_options): Adjust the z10
2174 defaults for max-unroll-times, max-completely-peeled-insns
2175 and max-completely-peel-times.
2177 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2179 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
2180 instructions for z10.
2181 (s390_expand_setmem): Likewise.
2182 (s390_expand_cmpmem): Likewise.
2184 2010-04-08 Richard Guenther <rguenther@suse.de>
2186 PR tree-optimization/43679
2187 * tree-ssa-pre.c (eliminate): Only propagate copies.
2189 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2192 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
2193 set but not used variable warning.
2195 2010-04-08 Wei Guozhi <carrot@google.com>
2198 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
2199 (arm_size_rtx_costs): Call the new function when optimized for size.
2201 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2204 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
2205 op0 is not a MEM, just return NULL instead of assertion
2207 (discover_nonconstant_array_refs): Don't walk debug stmts.
2209 2010-04-08 Doug Kwan <dougkwan@google.com>
2211 * configure.ac: Recognize gold and do not use its version number
2212 to test ld features.
2213 * configure: Regenerate.
2215 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
2218 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
2219 (negate_value): Move code to push elements to broken_up_substracts ...
2220 (eliminate_plus_minus_pair): ... here. Push operands that have no
2221 negative pair to plus_negates.
2222 (repropagate_negates, init_reassoc, fini_reassoc): Update.
2224 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2226 * doc/install.texi (Configuration): Move description of
2227 --enable-lto, --with-libelf*, --enable-gold from Java section to
2230 * doc/generic.texi (Working with declarations)
2231 (Function Properties, C and C++ Trees): Fix typos.
2232 * doc/sourcebuild.texi (Top Level): Likewise.
2234 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2237 * tree.h (DECL_READ_P): Define.
2238 (struct tree_decl_common): Add decl_read_flag.
2239 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
2240 a set but not used warning.
2241 (merge_decls): Merge DECL_READ_P flag.
2242 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
2243 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
2244 * c-common.c (handle_used_attribute, handle_unused_attribute):
2246 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
2248 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
2250 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
2251 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
2252 c_parser_binary_expression, c_parser_cast_expression,
2253 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
2254 Call default_function_array_read_conversion instead of
2255 default_function_array_conversion where needed.
2256 (c_parser_unary_expression, c_parser_conditional_expression,
2257 c_parser_postfix_expression_after_primary, c_parser_initelt):
2258 Likewise. Call mark_exp_read where needed.
2259 (c_parser_statement_after_labels, c_parser_asm_operands,
2260 c_parser_typeof_specifier, c_parser_sizeof_expression,
2261 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
2263 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
2265 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
2266 (warn_unused_but_set_parameter): Default to warn_unused
2268 * doc/invoke.texi: Document -Wunused-but-set-variable and
2269 -Wunused-but-set-parameter.
2271 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
2272 used count variable.
2273 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
2274 when operandN variables aren't used in the body of the expander
2276 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
2277 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
2278 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
2279 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
2280 FOR_EACH_IMM_USE_ON_STMT): Likewise.
2281 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
2282 * tree.c (PROCESS_ARG): Likewise.
2284 2010-04-07 Simon Baldwin <simonb@google.com>
2286 * diagnostic.h (diagnostic_override_option_index): New macro to
2287 set a diagnostic's option_index.
2288 * c-tree.h (c_cpp_error): Add warning reason argument.
2289 * opts.c (_warning_as_error_callback): New.
2290 (register_warning_as_error_callback): Store callback for
2291 warnings enabled via enable_warning_as_error.
2292 (enable_warning_as_error): Call callback, minor code tidy.
2293 * opts.h (register_warning_as_error_callback): Declare.
2294 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
2295 response to -Werror=.
2296 (c_common_init_options): Register warning_as_error_callback in opts.c.
2297 * common.opt: Add -Wno-cpp option.
2298 * c-common.c (struct reason_option_codes_t): Map cpp warning
2299 reason codes to gcc option indexes.
2300 * (c_option_controlling_cpp_error): New function, lookup the gcc
2301 option index for a cpp warning reason code.
2302 * (c_cpp_error): Add warning reason argument, call
2303 c_option_controlling_cpp_error for diagnostic_override_option_index.
2304 * doc/invoke.texi: Document -Wno-cpp.
2306 2010-04-07 Richard Guenther <rguenther@suse.de>
2308 * ipa-reference.c (mark_load): Use get_base_address.
2309 (mark_store): Likewise.
2311 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
2312 inserting GIMPLE_NOPs into the IL.
2313 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2314 Explicitly strip handled components and indirect references.
2316 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
2317 folding address expressions.
2318 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
2319 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
2320 operand_equal_p to compare decls.
2321 (ptr_deref_may_alias_decl_p): Likewise.
2322 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
2323 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
2324 Handle reversed comparison ops.
2325 * tree-sra.c (asm_visit_addr): Use get_base_address.
2326 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
2327 * ipa-reference.c (mark_address): Use get_base_address.
2329 2010-04-07 Richard Guenther <rguenther@suse.de>
2331 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2332 Propagate constants everywhere.
2334 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2337 * tree.c (MAX_INT_CACHED_PREC): Define.
2338 (nonstandard_integer_type_cache): New array.
2339 (build_nonstandard_integer_type): Cache results for precision
2340 <= MAX_INT_CACHED_PREC.
2342 2010-04-07 Richard Guenther <rguenther@suse.de>
2344 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2345 -fargument-noalias-global, -fargument-noalias-anything): Remove.
2346 * common.opt: Likewise.
2347 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2348 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2349 (nonoverlapping_memrefs_p): Likewise.
2350 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2351 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2352 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2353 OPT_fargument_noalias_global for backward compatibility.
2355 2010-04-07 Richard Guenther <rguenther@suse.de>
2357 PR tree-optimization/43270
2358 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2359 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2360 * tree-ssa-pre.c (phi_translate_1): Adjust.
2361 (fully_constant_expression): Split out vn_reference handling to ...
2362 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2363 Fold reads from constant strings.
2364 (vn_reference_lookup): Handle fully constant references.
2365 (vn_reference_lookup_pieces): Likewise.
2366 * Makefile.in (expmed.o-warn): Add -Wno-error.
2368 2010-04-07 Martin Jambor <mjambor@suse.cz>
2370 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2372 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2375 * gcc.c: Add -static-libstdc++ to list of recognized options.
2377 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2379 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2381 2010-04-07 Richard Guenther <rguenther@suse.de>
2384 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2385 bases build simple mem attributes to retain points-to information.
2387 2010-04-07 Richard Guenther <rguenther@suse.de>
2390 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2391 preserve points-to related information.
2393 2010-04-07 Richard Guenther <rguenther@suse.de>
2396 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2397 discard plain indirect references.
2398 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2399 * tree.c (tree_nop_conversion): Likewise.
2401 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2404 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2406 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2408 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2409 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2411 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2413 * tree-if-conv.c: Fix indentation and comments.
2415 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2417 * tree-if-conv.c: Sort static functions in topological order.
2419 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2421 * tree-if-conv.c: Fix indentation and comments.
2423 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2426 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2427 lang_hooks.types.type_for_size instead of
2428 build_nonstandard_integer_type.
2429 When converting an unsigned type to signed, double its precision.
2430 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2431 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2432 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2435 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2438 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2439 POINTER_PLUS_EXPR for pointer types.
2441 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2444 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2445 * graphite-clast-to-gimple.c: Include langhooks.h.
2446 (max_signed_precision_type): New.
2447 (max_precision_type): Takes two types as arguments.
2448 (precision_for_value): New.
2449 (precision_for_interval): New.
2450 (gcc_type_for_interval): New.
2451 (gcc_type_for_value): New.
2452 (gcc_type_for_clast_term): New.
2453 (gcc_type_for_clast_red): New.
2454 (gcc_type_for_clast_bin): New.
2455 (gcc_type_for_clast_expr): Split up into several functions.
2456 (gcc_type_for_clast_eq): Rewritten.
2457 (compute_bounds_for_level): New.
2458 (compute_type_for_level_1): New.
2459 (compute_type_for_level): New.
2460 (gcc_type_for_cloog_iv): Removed.
2461 (gcc_type_for_iv_of_clast_loop): Rewritten.
2462 (graphite_create_new_loop): Compute the lower and upper bound types
2463 with gcc_type_for_clast_expr.
2464 (graphite_create_new_loop_guard): Same.
2465 (find_cloog_iv_in_expr): Removed.
2466 (compute_cloog_iv_types_1): Removed.
2467 (compute_cloog_iv_types): Removed.
2468 (gloog): Do not call compute_cloog_iv_types.
2469 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2471 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2472 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2473 (GBB_CLOOG_IV_TYPES): Removed.
2475 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2477 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2478 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2479 (detect_commutative_reduction): Same.
2481 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2483 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2484 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2486 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2487 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2488 (rewrite_commutative_reductions_out_of_ssa): Same.
2489 * passes.c (execute_function_todo): Call verify_ssa for every pass
2490 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2491 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2492 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2493 with an extra argument.
2494 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2495 verify_ssa only when the extra argument is true.
2496 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2497 with an extra argument.
2498 (tree_transform_and_unroll_loop): Same.
2500 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2502 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2503 for all the passes of the LNO having LOOP_CLOSED_SSA.
2504 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2505 * tree-loop-distribution.c (pass_loop_distribution): Same.
2506 * tree-pass.h (TODO_verify_loops): Removed.
2507 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2509 (pass_tree_unswitch): Same.
2510 (pass_predcom): Same.
2511 (pass_vectorize): Same.
2512 (pass_linear_transform): Same.
2513 (pass_graphite_transforms): Same.
2514 (pass_iv_canon): Same.
2515 (pass_complete_unroll): Same.
2516 (pass_complete_unrolli): Same.
2517 (pass_parallelize_loops): Same.
2518 (pass_loop_prefetch): Same.
2519 (pass_iv_optimize): Same.
2521 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2524 * passes.c (init_optimization_passes): Move pass_lim before
2525 pass_copy_prop and pass_dce_loop.
2527 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2530 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2531 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2532 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2533 MULTI_* defines for 4 argument vpermil2p* builtins.
2535 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2537 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2538 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2539 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2540 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2541 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2542 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2543 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2544 Use x86_maybe_negate_const_int to output insn mnemonic.
2545 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2546 check from instruction predicate. Update comments.
2547 * config/i386/sync.md (sync_add<mode>): Use
2548 x86_maybe_negate_const_int to output insn mnemonic.
2550 2010-04-06 Jan Hubicka <jh@suse.cz>
2552 PR tree-optimization/42906
2553 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2554 IGNORE_SELF argument. Set visited_control_parents for fully
2556 (find_obviously_necessary_stmts): Update call of
2557 mark_control_dependent_edges_necessary.
2558 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2560 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2562 * config/i386/i386.md: Remove comment about 'e' and 'E'
2565 2010-04-06 Richard Guenther <rguenther@suse.de>
2567 PR tree-optimization/43627
2568 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2569 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2572 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2574 * BASE-VER: Change to 4.6.0.
2577 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2580 2010-04-06 Richard Guenther <rguenther@suse.de>
2583 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2585 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2587 * doc/invoke.texi (Optimize Options): Document that LTO
2588 won't remove object access purely due to incompatible
2591 2010-04-04 Matthias Klose <doko@ubuntu.com>
2593 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2594 Initialize variable.
2596 2010-04-03 Richard Guenther <rguenther@suse.de>
2599 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2600 require a non-NULL MEM_OFFSET.
2602 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2604 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2605 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2606 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2607 config/alpha/predicates.md, config/arm/arm.md,
2608 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2609 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2610 config/darwin9.h, config/darwin.c, config/darwin.h,
2611 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2612 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2613 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2614 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2615 config/mips/mips.md, config/mn10300/mn10300.c,
2616 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2617 config/rs6000/aix.h, config/rs6000/dfp.md,
2618 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2619 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2620 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2621 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2622 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2623 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2624 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2625 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2626 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2627 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2628 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2629 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2630 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2631 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2632 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2633 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2634 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2635 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2636 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2637 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2638 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2639 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2640 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2641 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2642 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2643 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2644 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2645 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2646 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2647 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2648 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2649 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2650 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2651 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2652 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2653 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2655 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2658 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2659 * aclocal.m4: Regenerate.
2661 2010-04-02 Richard Guenther <rguenther@suse.de>
2663 PR tree-optimization/43629
2664 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2665 if we have seen a constant value.
2667 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2669 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2671 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2674 * arm.c (legitimize_tls_address): Adjust call to
2675 gen_tls_load_dot_plus_four.
2676 (arm_note_pic_base): New function.
2677 (arm_cannot_copy_insn_p): Use it.
2678 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2681 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2686 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2688 * Makefile.in ($(out_object_file)): Depend on
2689 gt-$(basename $(notdir $(out_file))).h.
2691 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2693 * config.gcc (lm32-*-rtems*): Add t-lm32.
2695 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2697 * config.gcc: Add lm32-*-rtems*.
2698 * config/lm32/rtems.h: New file.
2700 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2703 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2705 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2707 * dwarf2out.c (output_compilation_unit_header): For
2708 -gdwarf-4 use version 4 instead of version 3.
2709 (output_line_info): For version 4 and above emit additional
2710 maximum ops per insn header field.
2711 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2713 * dwarf2out.c (is_c_family, is_java): Remove.
2714 (lower_bound_default): New function.
2715 (add_bound_info, gen_descr_array_type_die): Use it.
2717 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2720 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2721 re-declaration when it happens in a function.
2723 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2725 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2726 (cgraph_remove_function_insertion_hook): Same.
2727 (cgraph_call_function_insertion_hooks): Same.
2729 2010-04-01 Richard Guenther <rguenther@suse.de>
2732 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2733 and TREE_THIS_VOLATILE.
2734 (copy_ref_info): Likewise.
2735 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2736 * tree.c (build6_stat): Ignore side-effects of all but arg5
2737 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2740 2010-04-01 Richard Guenther <rguenther@suse.de>
2742 PR tree-optimization/43607
2743 * ipa-type-escape.c (check_call): Do not access non-existing
2746 2010-04-01 Richard Guenther <rguenther@suse.de>
2750 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2751 Jack Howarth <howarth@bromo.med.uc.edu>
2753 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2756 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2758 * doc/install.texi (Prerequisites): Document libelf usability on
2759 IRIX 5/6 and Solaris 2.
2760 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2761 Update GNU as, GNU ld requirements.
2762 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2763 Document Sun Studio compiler download.
2764 Update and simplify as, ld recommendations.
2765 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2767 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2769 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2770 with_tune_32 to pentium4.
2772 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2774 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2776 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2778 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2779 obsoletion, removal.
2781 Document GNU as requirement.
2782 Update configure requirements.
2783 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2784 Recomment IRIX 6.5.18+.
2785 Document IDF/IDL requirement.
2786 Document GNU as requirement.
2787 Document GNU ld bootstrap failure.
2788 Remove freeware.sgi.com reference.
2790 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2792 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2793 UNIX V4.0, V5.0 obsoletion, removal.
2794 Remove --with-gc=simple reference.
2795 Update VM requirements during bootstrap.
2796 Remove -oldas bootstrap description.
2797 Update binutils reference.
2798 Remove comparison failure note.
2800 2010-03-31 Richard Guenther <rguenther@suse.de>
2801 Zdenek Dvorak <ook@ucw.cz>
2802 Sebastian Pop <sebastian.pop@amd.com>
2805 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2806 with multiple arguments.
2807 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2809 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2811 * graphite-dependences.c (print_pddr): Call print_pdr with an
2813 * graphite-poly.c (debug_pdr): Add an extra argument for the
2816 (print_pbb_domain): Same.
2818 (print_scop_context): Same.
2820 (print_cloog): Same.
2821 (debug_pbb_domain): Same.
2825 (debug_scop_context): Same.
2827 (debug_cloog): Same.
2828 (print_scop_params): Same.
2829 (debug_scop_params): Same.
2830 (print_iteration_domain): Same.
2831 (print_iteration_domains): Same.
2832 (debug_iteration_domain): Same.
2833 (debug_iteration_domains): Same.
2834 (print_scattering_function): Same.
2835 (print_scattering_functions): Same.
2836 (debug_scattering_function): Same.
2837 (debug_scattering_functions): Same.
2838 * graphite-poly.h (debug_pdr): Update declaration.
2840 (print_pbb_domain): Same.
2842 (print_scop_context): Same.
2844 (print_cloog): Same.
2845 (debug_pbb_domain): Same.
2849 (debug_scop_context): Same.
2851 (debug_cloog): Same.
2852 (print_scop_params): Same.
2853 (debug_scop_params): Same.
2854 (print_iteration_domain): Same.
2855 (print_iteration_domains): Same.
2856 (debug_iteration_domain): Same.
2857 (debug_iteration_domains): Same.
2858 (print_scattering_function): Same.
2859 (print_scattering_functions): Same.
2860 (debug_scattering_function): Same.
2861 (debug_scattering_functions): Same.
2863 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2865 * graphite-poly.c (print_scattering_function_1): New.
2866 (print_scattering_function): Call it.
2867 (print_scop_params): Remove spaces at the end of lines.
2870 * graphite-poly.h (print_cloog): Declared.
2871 (debug_cloog): Declared.
2873 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2875 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2877 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2878 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2879 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2880 to switch between adding the IV bump in loop->latch or in loop->header.
2882 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2884 * graphite-poly.c (print_scattering_function): Pretty print following
2887 (print_pbb_domain): Same.
2888 (dump_gbb_cases): Same.
2889 (dump_gbb_conditions): Same.
2892 (print_scop_params): Same.
2893 (print_scop_context): Same.
2895 (print_pbb_body): New.
2896 (lst_indent_to): New.
2897 (print_lst): Start new lines with a #.
2898 * graphite-poly.h (pbb_bb): New.
2899 (pbb_index): Use pbb_bb.
2900 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2902 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2904 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2906 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2907 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2908 and 0 instead of 1 for dw_val_class_flag.
2909 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2910 dw_val_class_range_list, dw_val_class_loc_list,
2911 dw_val_class_lineptr and dw_val_class_macptr, use
2912 DW_FORM_flag_present for dw_val_class_flag and
2913 DW_FORM_exprloc for dw_val_class_loc.
2914 (output_die): For -gdwarf-4 print dw_val_class_loc
2915 size as uleb128 instead of 1 or 2 bytes and don't print
2916 anything for dw_val_class_flag.
2918 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2919 instead of cselib_lookup following by tweaking locs->setting_insn.
2922 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2923 even before returning from label, setjmp call or volatile asm
2926 2010-03-31 Richard Guenther <rguenther@suse.de>
2929 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2930 temporary data on stack.
2932 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2934 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2935 (PUSHSECTION_ASM_OP): Remove.
2936 (POPSECTION_ASM_OP): Remove.
2937 (PUSHSECTION_FORMAT): Remove.
2938 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2939 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2940 * config/sol2.c (solaris_output_init_fini): Use it.
2942 2010-03-31 Jie Zhang <jie@codesourcery.com>
2945 * opt-functions.awk (var_type_struct): Use signed char type
2946 for simple variables.
2948 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2950 * config/sol2.c: Include output.h.
2951 (solaris_assemble_visibility): New function.
2952 * config/t-sol2 (sol2.o): Add output.h dependency.
2953 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2954 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2957 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2960 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2961 V2SImode or XFmode on PRE_DEC.
2964 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2967 2010-03-31 Jie Zhang <jie@codesourcery.com>
2970 * reload.h (caller_save_initialized_p): Declare.
2971 * toplev.c (backend_init_target): Don't call
2972 init_caller_save but set caller_save_initialized_p to false.
2973 * caller-save.c (caller_save_initialized_p): Define.
2974 (init_caller_save): Check caller_save_initialized_p.
2975 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2977 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2980 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2981 and soft-fp/t-softfp to tmake_file.
2982 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2983 (LIBGCC2_TF_CEXT): Define.
2986 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2989 * cselib.c (n_useless_values): Document handling of debug locs.
2990 (n_useless_debug_values, n_debug_values): New variables.
2991 (new_elt_loc_list): Don't add to debug values, keep count.
2992 (promote_debug_loc): New.
2993 (cselib_reset_table): Zero new variables.
2994 (entry_and_rtx_equal_p): Promote debug locs.
2995 (discard_useless_locs): Increment n_useless_debug_values for
2997 (remove_useless_values): Adjust n_useless_values and n_debug_values
2998 with n_useless_debug_values.
2999 (add_mem_for_addr): Promote debug locs.
3000 (cselib_lookup_mem): Likewise.
3001 (cselib_lookup_addr): Renamed to...
3002 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
3003 (cselib_log_lookup): ... this. Turn into...
3004 (cselib_lookup_addr): ... new wrapper.
3005 (cselib_lookup_from_insn): New.
3006 (cselib_invalidate_regno): Increment n_useless_debug_values for
3008 (cselib_invalidate_mem): Likewise.
3009 (cselib_process_insn): Take n_deleted and n_debug_values into
3010 account to guard remove_useless_value call.
3011 (cselib_finish): Zero n_useless_debug_values.
3012 * cselib.h (cselib_lookup_from_insn): Declare.
3013 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
3014 (sched_analyze_2): Likewise.
3016 2010-03-30 Jakub Jelinek <jakub@redhat.com>
3018 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
3020 (adjust_mems): Replace narrowing SUBREG of expression containing
3021 just PLUS, MINUS, MULT and ASHIFT of registers and constants
3022 with operations in the narrower mode.
3025 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
3026 regs_invalidated_by_call instead all call_used_reg_set registers.
3028 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
3031 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
3032 pointer comparisons with types_compatible_p.
3033 * tree-vect-stmts.c (vectorizable_call): Same.
3034 (vectorizable_condition): Same.
3036 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3038 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
3039 stack check if the mask would be zero.
3041 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3042 Jack Howarth <howarth@bromo.med.uc.edu>
3044 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3047 2010-03-30 Joseph Myers <joseph@codesourcery.com>
3050 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
3052 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
3053 Include ___unordxf2 and ___unordtf2.
3054 * config/i386/libgcc-glibc.ver: Do not define inheritance from
3057 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
3059 * config/lm32/t-lm32: New file.
3060 * config.gcc: Use the above file when targetting lm32.
3062 2010-03-28 Duncan Sands <baldrick@free.fr>
3064 * Makefile.in (PLUGIN_HEADERS): Add except.h.
3066 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3069 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
3070 Improve vectorization cost model diagnostic.
3072 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3075 * tree-vect-data-refs.c (vect_analyze_data_refs): When
3076 compute_data_dependences_for_loop returns false, early exit
3077 and output an extra diagnostic for the failed data reference
3080 2010-03-29 Richard Guenther <rguenther@suse.de>
3082 PR tree-optimization/43560
3083 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
3084 (can_sm_ref_p): Treat stores to readonly locations as trapping.
3086 2010-03-29 Jie Zhang <jie@codesourcery.com>
3089 * toplev.c (process_options): Set optimization_default_node
3090 and optimization_current_node.
3091 * opts.c (decode_options): Don't set optimization_default_node
3092 and optimization_current_node.
3094 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
3096 * config/rtems.h: Abandon -qrtems_debug.
3098 2010-03-28 Jan Hubicka <jh@suse.cz>
3100 PR tree-optimization/43505
3101 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
3102 map should not be copied.
3104 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3107 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
3108 cdtors, set DECL_PRESERVE_P.
3109 * ipa.c (cgraph_externally_visible_p): Return true if declaration
3112 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
3114 PR tree-optimization/43528
3115 * stor-layout.c (place_field): Check that constant fits into
3116 unsigned HWI when skipping calculation of MS bitfield layout.
3118 2010-03-27 Jan Hubicka <jh@suse.cz>
3121 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
3122 notice_global_symbol work.
3124 2010-03-27 Jakub Jelinek <jakub@redhat.com>
3126 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
3127 instead of dwarf2out_decl.
3128 (struct var_loc_node): Remove section_label field.
3129 (dwarf2out_function_decl): New function.
3130 (dwarf2out_var_location): Don't set section_label field.
3131 (dwarf2out_begin_function): Don't empty decl_loc_table here.
3133 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3135 PR tree-optimization/43544
3136 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3137 First argument for builtin vectorized function hook is now a
3138 tree to be able to distinguish between machine specific and
3140 * targhooks.c (default_builtin_vectorized_function): Ditto.
3141 * targhooks.h (default_builtin_vectorized_function): Ditto.
3142 * target.h (struct gcc_target): Ditto.
3143 * tree-vect-stmts.c (vectorizable_function): Ditto.
3144 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
3145 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
3148 2010-03-26 Joseph Myers <joseph@codesourcery.com>
3151 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
3152 nested binding iff it is a FUNCTION_DECL.
3153 (store_parm_decls_newstyle): Pass nested=true to bind for
3154 FUNCTION_DECLs amongst parameters.
3156 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3158 * var-tracking.c (vt_expand_loc_callback): Don't run
3159 cselib_expand_value_rtx_cb in dummy mode if
3160 cselib_dummy_expand_value_rtx_cb returned false.
3162 * var-tracking.c (emit_note_insn_var_location): For one part
3163 notes with offset 0, don't add EXPR_LIST around the location.
3164 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
3165 add_location_or_const_value_attribute): Adjust for that change.
3168 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
3169 into first operand and location into second.
3170 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
3171 dw_cfi_oprnd_loc for DW_CFA_expression.
3172 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
3173 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
3174 assume first argument is regnum and second argument is location.
3176 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3179 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
3180 of scratch register to DImode. Split to DImode comparison operator.
3181 Use SImode subreg of scratch register in the multiplication.
3182 (*cmp_sadd_sidi): Ditto.
3183 (*cmp_ssub_si): Ditto.
3184 (*cmp_ssub_sidi): Ditto.
3186 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3189 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
3190 Remove invalid assert and wrong comment.
3192 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3195 * flags.h (final_insns_dump_p): New extern.
3196 * final.c (final_insns_dump_p): New variable.
3197 (rest_of_clean_state): Set it before -fdump-final-insns=
3198 dumping, clear afterwards.
3199 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
3200 MEM_ALIAS_SET on MEMs.
3202 2010-03-26 David S. Miller <davem@davemloft.net>
3204 * configure.ac: Fix sparc GOTDATA_OP bug check.
3205 * configure: Rebuild.
3207 2010-03-26 Alan Modra <amodra@gmail.com>
3209 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
3211 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3213 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
3214 TLS_SECTION_ASM_FLAG.
3216 2010-03-25 Jakub Jelinek <jakub@redhat.com>
3219 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
3220 Clear first_function_block_is_cold.
3223 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
3224 argument if the argument is truth_value_p.
3226 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3228 * config/rs6000/constraints.md: Update copyright year for my changes.
3231 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
3232 used in reg+reg addressing, swap registers.
3234 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3237 * target.h (struct gcc_target): Add code_end hook.
3238 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
3240 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
3241 * toplev.c (compile_file): Call targetm.asm_out.code_end
3242 hook before unwind info/debug info output.
3243 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
3244 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
3245 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3246 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
3247 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3248 * config/i386/i386.c (ix86_file_end): Renamed to...
3249 (ix86_code_end): ... this. Make static. Don't call
3250 file_end_indicate_exec_stack. Emit unwind info using
3251 final_start_function/final_end_function.
3252 (darwin_x86_file_end): Remove.
3253 (TARGET_ASM_CODE_END): Define.
3254 * config/i386/i386.h (TARGET_ASM_FILE_END,
3255 NEED_INDICATE_EXEC_STACK): Don't define.
3256 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
3257 (TARGET_ASM_FILE_END): Define to darwin_file_end.
3258 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
3259 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
3262 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
3263 at the beginning and final_end_function at the end.
3264 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3266 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3268 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
3269 and Sun as TLS syntax.
3270 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
3271 * configure: Regenerate.
3272 * config.in: Regenerate.
3273 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
3274 (default_elf_asm_named_section): Use it.
3275 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
3276 (i386_output_dwarf_dtprel): Likewise.
3277 (output_addr_const_extra): Likewise.
3278 (output_pic_addr_const): Lowercase @GOTTPOFF.
3279 (output_addr_const_extra): Likewise.
3280 (output_pic_addr_const): Lowercase @GOTNTPOFF.
3281 (output_addr_const_extra): Likewise.
3282 (output_pic_addr_const): Lowercase @INDNTPOFF.
3283 (output_addr_const_extra): Likewise.
3284 (output_pic_addr_const): Lowercase @NTPOFF.
3285 (output_addr_const_extra): Likewise.
3286 (output_pic_addr_const): Lowercase @TPOFF.
3287 (output_addr_const_extra): Likewise.
3288 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
3289 (*tls_global_dynamic_64): Likewise.
3290 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
3291 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
3293 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
3294 (ASM_OUTPUT_TLS_COMMON): Use it.
3295 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
3298 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
3299 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
3300 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
3301 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
3302 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3303 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
3305 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3307 * config/i386/i386.c (override_options): Don't accept
3308 -mtls-dialect=sun any longer.
3309 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
3310 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
3311 (*tls_local_dynamic_base_32_sun): Likewise.
3312 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3314 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3317 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3318 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
3321 * ira.c (adjust_cleared_regs): New function.
3322 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
3326 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
3328 * expr.c (expand_expr_real): Restore previous
3329 curr_insn_source_location and curr_insn_block after
3330 expand_expr_real_1 call.
3331 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
3332 instead of expand_expr_real_1.
3334 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
3336 PR rtl-optimization/43413
3337 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3340 2010-03-22 James E. Wilson <wilson@codesourcery.com>
3343 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3344 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3346 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3348 * config/i386/i386.c (ix86_target_string): Add -mfma.
3349 Fix a typo in comment.
3351 2010-03-22 Mike Stump <mikestump@comcast.net>
3354 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3355 Don't overly align based upon packed packed fields.
3357 2010-03-22 Jason Merrill <jason@redhat.com>
3359 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3360 Use () rather than [], and move before the element type.
3362 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3364 * doc/configfiles.texi (Configuration Files): Removed
3365 fixinc/Makefile*, intl/Makefile.*.
3366 * doc/makefile.texi: Fixed markup. Abstract from version
3367 control system used.
3368 (Makefile): Removed obsolete gcc/java/parse.y example.
3369 * doc/sourcebuild.texi: Likewise.
3370 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3371 libgomp, libssp. Removed fastjar.
3372 (Miscellaneous Docs): Clarify location.
3373 Added COPYING3, COPYING3.LIB.
3374 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3376 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3379 * config/i386/i386.c (x86_function_profiler)
3380 [!NO_PROFILE_COUNTERS]: Fix typo.
3381 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3384 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3385 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3387 * doc/sourcebuild.texi (Test Directives): Split into six
3388 subsections, with most of the current text in new subsections
3389 Directives, Selectors, and Final Actions.
3390 (Directives): Split list of test directives into multiple
3392 (Selectors): Describe use and syntax of selectors.
3393 (Effective-Target Keywords): Describe all existing keywords.
3394 (Add Options): Describe features for dg-add-options.
3395 (Require Support): Describe variants of dg-require-support.
3396 (Final Actions): Describe commands to use in dg-final.
3398 2010-03-22 Michael Matz <matz@suse.de>
3401 * recog.c (validate_replace_rtx_group): Replace also in
3402 REG_EQUAL and REG_EQUIV notes.
3404 2010-03-22 Richard Guenther <rguenther@suse.de>
3406 PR tree-optimization/43390
3407 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3408 sure vector extracts are type correct.
3410 2010-03-22 Richard Guenther <rguenther@suse.de>
3413 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3414 x * sqrt (x) even when optimizing for size if the target
3415 has native support for sqrt.
3417 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3419 * varasm.c (make_decl_rtl_for_debug): Also clear
3420 flag_mudflap for the duration of make_decl_rtl call.
3423 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3424 locs from preserved VALUEs.
3426 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3429 * pa.md (movmemsi): Set align to one if zero.
3430 (movmemdi): Likewise.
3432 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3435 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3436 with their corresponding prologue pushes.
3438 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3441 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3442 at the begining or end.
3443 (spu_expand_epilogue): Likewise.
3445 2010-03-20 Richard Guenther <rguenther@suse.de>
3447 PR rtl-optimization/43438
3448 * combine.c (make_extraction): Properly zero-/sign-extend an
3449 extraction of the low part of a CONST_INT. Also handle
3452 2010-03-19 Mike Stump <mikestump@comcast.net>
3454 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3455 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3456 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3458 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3461 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3464 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3466 PR rtl-optimization/42258
3467 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3468 use that may match DEF.
3471 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3472 the cost of loading the constant rather than assuming
3474 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3475 outer code is AND, do the same tests as the andsi3 expander and
3476 return COSTS_N_INSNS (1) if and is cheap.
3478 * optabs.c (avoid_expensive_constant): Fix formatting.
3480 2010-03-19 Michael Matz <matz@suse.de>
3483 * attribs.c (decl_attributes): When rebuilding a function pointer
3484 type use the same qualifiers as the original pointer type.
3486 2010-03-19 Martin Jambor <mjambor@suse.cz>
3488 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3489 and is_gimple_ip_invariant_address.
3491 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3494 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3496 * config/arm/arm.c (arm_override_options): Turn off
3497 flag_dwarf2_cfi_asm for AAPCS variants.
3499 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3502 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3503 Use PRE_MODIFY instead of PRE_DEC.
3504 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3505 (vfp_emit_fstmd): Likewise.
3507 2010-03-19 Michael Matz <matz@suse.de>
3510 * builtins.c (expand_builtin_interclass_mathfn,
3511 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3514 2010-03-19 Richard Guenther <rguenther@suse.de>
3516 PR tree-optimization/43415
3517 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3518 (phi_translate_1): ... this.
3519 (phi_translate): Move all caching here. Cache all NARY
3520 and REFERENCE translations.
3522 2010-03-19 David S. Miller <davem@davemloft.net>
3524 With help from Eric Botcazou.
3525 * config/sparc/sparc.c: Include dwarf2out.h.
3526 (emit_pic_helper): Delete.
3527 (pic_helper_symbol_name): Delete.
3528 (pic_helper_emitted_p): Delete.
3529 (pic_helper_needed): New.
3530 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3531 (get_pc_thunk_name): New.
3532 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3533 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3534 Set pic_helper_needed to true. Don't call emit_pic_helper.
3535 (sparc_expand_prologue): Update load_pic_register call.
3536 (sparc_output_mi_thunk): Likewise.
3537 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3538 thunk if possible. Output CFI information as needed.
3540 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3541 Jack Howarth <howarth@bromo.med.uc.edu>
3544 * config/i386/i386.h: Fix ABI on darwin x86-32.
3546 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3548 * tree.h: Declare make_decl_rtl_for_debug.
3549 * varasm.c (make_decl_rtl_for_debug): New.
3550 * dwarf2out.c (rtl_for_decl_location): Call it.
3551 * cfgexpand.c (expand_debug_expr): Call it.
3553 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3556 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3560 * var-tracking.c (vt_init_cfa_base): Do nothing if
3561 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3563 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3566 * var-tracking.c (canonicalize_vars_star): New.
3567 (dataflow_post_merge_adjust): Use it.
3569 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3572 * var-tracking.c (non_suitable_const): New function.
3573 (add_uses): For DEBUG_INSNs with constants, don't record any
3574 value, instead just the constant value itself.
3575 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3576 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3577 (emit_notes_in_bb): Likewise.
3578 (emit_note_insn_var_location): For onepart variables if
3579 cur_loc is a VOIDmode constant, use DECL_MODE.
3581 2010-03-18 Martin Jambor <mjambor@suse.cz>
3584 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3585 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3586 all non-clones. Moved call redirection...
3587 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3588 (cgraph_materialize_all_clones): Dispose of all
3589 combined_args_to_skip bitmaps.
3590 (verify_cgraph_node): Do not check for edges pointing to wrong
3591 nodes in inline clones.
3592 * tree-inline.c (copy_bb): Call
3593 cgraph_redirect_edge_call_stmt_to_callee.
3594 * ipa.c (cgraph_remove_unreachable_nodes): Call
3595 cgraph_node_remove_callees even when there are used clones.
3597 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3599 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3601 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3604 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3607 2010-03-18 Michael Matz <matz@suse.de>
3610 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3611 into sqrt(x) if we need to preserve signed zeros.
3613 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3614 Eric Botcazou <ebotcazou@adacore.com>
3616 PR rtl-optimization/43360
3617 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3618 note if we don't know its invariant status.
3620 2010-03-18 Michael Matz <matz@suse.de>
3622 PR tree-optimization/43402
3623 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3624 PHI chains of ssa names registered for update.
3626 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3629 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3630 non-offsettable and pre_modify update addressing.
3631 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3632 and "2" alternatives "#".
3633 (*movdd_softfloat32): Make all alternatives "#";
3634 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3635 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3636 (*movdf_softfloat32): Make all alternatives "#";
3637 (movdi): Use the new DIFD mode iterator to create a common splitter
3638 for movdi, movdf and movdd patterns.
3640 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3642 * common.opt (dumpdir): Remove redundant tab.
3644 2010-03-17 Martin Jambor <mjambor@suse.cz>
3646 PR tree-optimization/43347
3647 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3648 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3650 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3652 PR rtl-optimization/42216
3653 * regrename.c (create_new_chain): New function, broken out from...
3654 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3655 appending a use to an empty chain.
3656 (build_def_use): Remove previous changes that convert OP_INOUT to
3657 OP_OUT operands; instead detect the case where an OP_INOUT operand
3658 uses a previously untracked register and create an empty chain for it.
3660 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3662 * doc/extend.texi (Function Attributes): Rewrite unfinished
3663 sentence in ms_abi documentation.
3665 2010-03-17 Alan Modra <amodra@gmail.com>
3667 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3668 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3669 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3670 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3672 2010-03-16 Richard Henderson <rth@redhat.com>
3675 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3676 (lower_try_finally): Save and restore eh_seq around the expansion
3679 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3681 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3682 statements before splitting block.
3684 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3686 * doc/sourcebuild.texi (Testsuites): Fix markup.
3687 Use pathnames relative to gcc/testsuite.
3688 (Test Directives): Move description of how timeout is determined.
3689 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3690 (C Tests): Correct gcc.misc-tests directory.
3691 Framework tests now live in gcc.test-framework.
3693 2010-03-16 Richard Guenther <rguenther@suse.de>
3696 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3697 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3699 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3700 Alexandre Oliva <aoliva@redhat.com>
3702 PR tree-optimization/42917
3703 * lambda-code.c (remove_iv): Skip debug statements.
3704 (lambda_loopnest_to_gcc_loopnest): Likewise.
3705 (not_interesting_stmt): Debug statements are not interesting.
3707 2010-03-16 Jakub Jelinek <jakub@redhat.com>
3711 * cselib.c (cselib_preserve_constants,
3712 cfa_base_preserved_val): New static variables.
3713 (preserve_only_constants): New function.
3714 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3715 clear its REG_VALUES. If cselib_preserve_constants, don't
3716 empty the whole hash table, but preserve there VALUEs with constants,
3717 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3718 (cselib_preserve_cfa_base_value): New function.
3719 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3720 (cselib_init): Change argument to int bitfield. Set
3721 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3723 (cselib_finish): Clear cselib_preserve_constants and
3724 cfa_base_preserved_val.
3725 * cselib.h (enum cselib_record_what): New enum.
3726 (cselib_init): Change argument to int.
3727 (cselib_preserve_cfa_base_value): New prototype.
3728 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3729 * dse.c (dse_step1): Likewise.
3730 * cfgcleanup.c (thread_jump): Likewise.
3731 * sched-deps.c (sched_analyze): Likewise.
3732 * gcse.c (local_cprop_pass): Likewise.
3733 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3734 If FN is non-NULL, call the callback always and whenever it returns
3735 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
3736 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3737 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3738 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3739 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3740 * var-tracking.c: Include recog.h.
3741 (bb_stack_adjust_offset): Remove.
3742 (vt_stack_adjustments): Don't call it, instead just gather the
3743 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3744 (adjust_stack_reference): Remove.
3745 (compute_cfa_pointer): New function.
3746 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3747 (struct adjust_mem_data): New type.
3748 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3750 (get_address_mode): New function.
3751 (replace_expr_with_values): Use it.
3752 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3753 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
3754 (adjust_sets): Remove.
3755 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3756 Use get_address_mode.
3757 (get_adjusted_src): Remove.
3758 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
3759 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
3760 (add_with_sets): Don't call adjust_sets.
3761 (fp_setter, vt_init_cfa_base): New functions.
3762 (vt_initialize): Change return type to bool. Move most of pool etc.
3763 initialization to the beginning of the function from end. Pass
3764 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3765 If !frame_pointer_needed, call vt_stack_adjustment before mos
3766 vector is filled, call vt_init_cfa_base if argp/framep has been
3767 eliminated to sp. If frame_pointer_needed and argp/framep has
3768 been eliminated to hard frame pointer, set
3769 hard_frame_pointer_adjustment and call vt_init_cfa_base after
3770 encountering fp setter in the prologue. For MO_ADJUST, call
3771 log_op_type before pusing the op into mos vector, not afterwards.
3772 Call adjust_insn before cselib_process_insn/add_with_sets,
3773 call cancel_changes (0) afterwards.
3774 (variable_tracking_main_1): Adjust for vt_initialize calling
3775 vt_stack_adjustments and returning whether it succeeded or not.
3777 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3779 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3782 2010-03-15 Jakub Jelinek <jakub@redhat.com>
3784 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3786 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3787 drap_reg has not been set.
3789 2010-03-15 Michael Matz <matz@suse.de>
3792 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3793 use it to expand block copies.
3794 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3795 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3796 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3798 2010-03-15 Richard Guenther <rguenther@suse.de>
3800 PR tree-optimization/43367
3801 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3804 2010-03-15 Richard Guenther <rguenther@suse.de>
3806 PR tree-optimization/43317
3807 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3809 2010-03-15 Martin Jambor <mjambor@suse.cz>
3811 PR tree-optimization/43141
3812 * tree-sra.c (create_abstract_origin): New function.
3813 (modify_function): Call create_abstract_origin.
3815 2010-03-15 Chris Demetriou <cgd@google.com>
3817 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3820 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3823 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3824 call insert_out_of_ssa_copy for default definitions.
3826 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3828 * graphite-clast-to-gimple.c (my_long_long): Defined.
3829 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3830 * graphite-sese-to-poly.c (my_long_long): Defined.
3831 (scop_ivs_can_be_represented): Use it.
3833 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3835 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3836 graphite-max-bbs-per-function, and loop-block-tile-size.
3837 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3839 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3841 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3843 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3844 forward declaration.
3845 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3846 (add_upper_bounds_from_estimated_nit): New.
3847 (build_loop_iteration_domains): Use it.
3849 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3851 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3853 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3856 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3857 should be an INTEGER_CST. Also handle CASE_CONVERT.
3859 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3861 * graphite.c (graphite_initialize): To bound the number of bbs per
3862 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3863 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3864 * doc/invoke.texi: Document it.
3866 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3868 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3869 * graphite-sese-to-poly.h (build_poly_scop): Same.
3871 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3873 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3874 the number of parameters in the scop. Use as an upper bound
3875 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3876 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3877 * doc/invoke.texi: Document it.
3879 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
3881 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3882 * doc/c-tree.texi: Remove.
3883 * doc/generic.texi: Merge c-tree.texi here.
3884 * doc/gccint.texi (Trees): Remove menu entry.
3885 (c-tree.texi): Remove @include.
3886 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3887 * doc/languages.texi (Reading RTL): Ditto.
3889 2010-03-12 Steve Ellcey <sje@cup.hp.com>
3892 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3894 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3897 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3898 code added to work around reload clobbering CONST insns.
3900 2010-03-12 Jakub Jelinek <jakub@redhat.com>
3902 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3903 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3904 (cselib_preserve_only_values): Remove retain argument, don't
3905 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3906 * cselib.h (cselib_preserve_only_values): Remove retain argument.
3907 * var-tracking.c (micro_operation): Move insn field before union.
3908 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3909 (struct variable_tracking_info_def): Remove n_mos field, change
3910 mos into a vector of micro_operations.
3911 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3912 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3913 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3914 changing into a vector.
3915 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3916 come before all other uops generated by add_stores.
3917 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3919 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3920 a vector. Run just one pass over the bbs instead of separate counting
3921 and computation phase.
3922 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3925 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3926 into *nonlocalized_list vector.
3927 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3928 even if origin is non-NULL.
3929 (gen_variable_die): Likewise.
3930 (process_scope_var): Don't change origin.
3931 (gen_decl_die): Likewise.
3932 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3933 before adding new edges instead of after it, fix moving over
3936 2010-03-11 David S. Miller <davem@davemloft.net>
3938 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3940 * configure: Rebuild.
3942 2010-03-11 Martin Jambor <mjambor@suse.cz>
3944 PR tree-optimization/43257
3945 * tree.c (assign_assembler_name_if_neeeded): New function.
3946 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3948 * tree.h (assign_assembler_name_if_neeeded): Declare.
3949 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3950 the function if needed.
3952 2010-03-11 Chris Demetriou <cgd@google.com>
3954 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3955 include/stdint-gcc.h, and include/stdint.h world-readable.
3957 2010-03-11 Richard Guenther <rguenther@suse.de>
3959 PR tree-optimization/43255
3960 * tree-vrp.c (process_assert_insertions_for): Do not insert
3961 asserts for trivial conditions.
3963 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3965 PR tree-optimization/43280
3966 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3967 generation. Move calculation of size out of the if branch.
3968 (find_bswap): Modify compare number generation.
3970 2010-03-11 Richard Guenther <rguenther@suse.de>
3973 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3974 (input_gimple_stmt): Fixup handled component types during
3975 operand read. Also fix up decls in ADDR_EXPRs.
3977 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3979 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3980 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3982 2010-03-10 Jan Hubicka <jh@suse.cz>
3985 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3986 * varasm.c (get_variable_section): Don't do that here...
3987 (make_decl_rtl): ... and here.
3988 (do_assemble_alias): Produce decl RTL.
3989 (assemble_alias): Likewise.
3991 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3994 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3995 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3997 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3998 (based_loc_descr): Only express drap or vdrap regno based expressions
3999 using DW_OP_fbreg when not optimizing.
4000 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
4001 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
4002 REG_CFA_SET_VDRAP note.
4004 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
4006 PR tree-optimization/43236
4007 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
4008 error in calculation of base address in reverse iteration case.
4009 (generate_builtin): Take number of latch executions if the statement
4012 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
4015 * tree-eh.c: Include pointer-set.h.
4016 (lower_eh_dispatch): Filter out duplicate case labels and
4017 remove the unneeded edge when the label is unused. Return
4018 true when some edges are removed.
4019 (execute_lower_eh_dispatch): When any lowering resulted in
4020 removing an edge, also delete unreachable blocks.
4022 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4025 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
4026 UNSPEC_MACHOPIC_OFFSET.
4028 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
4031 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4032 (m68k_delegitimize_address): New function.
4034 2010-03-09 Jakub Jelinek <jakub@redhat.com>
4037 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
4040 * var-tracking.c (adjust_sets): New function.
4041 (count_with_sets, add_with_sets): Use it.
4042 (get_adjusted_src): New inline function.
4043 (add_stores): Use it.
4046 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
4047 call cselib_dummy_expand_value_rtx_cb instead of
4048 cselib_expand_value_rtx_cb.
4051 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
4052 * config/i386/i386.c: Include debug.h and dwarf2out.h.
4053 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
4054 and .cfi_endproc around the pic thunks.
4055 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
4056 all queued unwind info register saves are saved before the call.
4057 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
4058 considered as sp-=4 for unwind info and the pop as sp+=4 which
4059 also clobbers dest, but doesn't actually restore it.
4062 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
4063 RTX_FRAME_RELATED_P.
4065 2010-03-09 Jie Zhang <jie@codesourcery.com>
4067 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
4068 whitespaces in output template.
4070 2010-03-09 Jie Zhang <jie@codesourcery.com>
4072 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
4075 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4077 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
4078 builtins.exp in a separate job.
4080 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4082 * graphite-sese-to-poly.c (add_param_constraints): Use
4083 lower_bound_in_type and upper_bound_in_type.
4085 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4087 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
4088 instead of unsigned_type_node.
4090 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4091 Reza Yazdani <reza.yazdani@amd.com>
4094 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
4095 on pointer type parameters.
4097 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4101 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
4102 handle conversions from pointer to integers.
4103 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
4104 induction variable, to be able to work with code generated by CLooG.
4105 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
4106 (build_poly_scop): Bail out if we cannot codegen a loop.
4108 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4110 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
4111 code generation with gloog_error.
4113 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4115 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
4116 Call fold_convert on all the returned values.
4117 (expand_scalar_variables_expr): Pass to
4118 expand_scalar_variables_ssa_name the type of the resulting expression.
4120 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4122 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
4123 ppl_min_for_le_pointset.
4124 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
4125 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
4127 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4129 * graphite-dependences.c (map_into_dep_poly): Removed.
4130 (dependence_polyhedron_1): Use combine_context_id_scat.
4132 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4134 * graphite-poly.h (struct poly_scattering): Add layout documentation.
4135 (struct poly_bb): Same.
4136 (combine_context_id_scat): New.
4138 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4141 * sese.c (name_defined_in_loop_p): Return false for default
4144 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4146 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
4147 and clean up the logic.
4149 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4151 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
4154 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4156 * var-tracking.c (remove_cselib_value_chains): Define only for
4158 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
4159 delete_slot_part, emit_notes_for_differences_1): Don't call
4160 remove_cselib_value_chains here.
4161 (set_slot_part, emit_notes_for_differences_2): Don't call
4162 add_cselib_value_chains here.
4163 (preserved_values): New vector.
4164 (preserve_value): New function.
4165 (add_uses, add_stores, vt_add_function_parameters): Use it
4166 instead of cselib_preserve_value.
4167 (changed_values_stack): New vector.
4168 (check_changed_vars_0): New function.
4169 (check_changed_vars_1, check_changed_vars_2): Use it.
4170 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
4171 changed_values_stack VALUEs.
4172 (vt_emit_notes): For all preserved_values call
4173 add_cselib_value_chains. If ENABLE_CHECKING call
4174 remove_cselib_value_chains before verifying value_chains is empty.
4175 Initialize and free changed_values_stack.
4176 (vt_initialize): Initialize preserved_values.
4177 (vt_finalize): Free preserved_values.
4179 2010-03-08 Richard Guenther <rguenther@suse.de>
4181 PR tree-optimization/43269
4182 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
4185 2010-03-08 Martin Jambor <mjambor@suse.cz>
4187 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
4188 (ipa_is_param_called): Removed.
4189 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
4190 (ipa_print_node_params): Do not print the called flag.
4191 (ipa_write_node_info): Do not stream the called flag.
4192 (ipa_read_node_info): Likewise.
4194 2010-03-07 Jakub Jelinek <jakub@redhat.com>
4197 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
4198 * cselib.c (struct expand_value_data): Add dummy field.
4199 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
4201 (cselib_dummy_expand_value_rtx_cb): New function.
4202 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
4204 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
4205 * var-tracking.c: Include pointer-set.h.
4206 (variable): Change n_var_parts to char from int. Add
4207 cur_loc_changed and in_changed_variables fields.
4208 (variable_canonicalize): Remove.
4209 (shared_var_p): New inline function.
4210 (unshare_variable): Maintain cur_loc_changed and
4211 in_changed_variables fields. If var was in changed_variables,
4212 replace it there with new_var. Just copy cur_loc instead of
4213 resetting it to something else.
4214 (variable_union): Don't recompute cur_loc. Use shared_var_p.
4215 (dataflow_set_union): Don't call variable_canonicalize.
4216 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
4217 of their DEBUG_EXPR_TREE_DECLs.
4218 (canonicalize_loc_order_check): Verify that cur_loc is NULL
4219 and in_changed_variables and cur_loc_changed is false.
4220 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
4221 and cur_loc_changed. Don't update cur_loc here.
4222 (variable_merge_over_src): Don't call variable_canonicalize.
4223 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
4224 removing loc that is equal to cur_loc, clear cur_loc,
4225 set cur_loc_changed and ensure variable_was_changed is called.
4226 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
4227 compare pointers in cur_loc check, if it is equal to loc,
4228 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
4229 (variable_different_p): Remove compare_current_location argument,
4230 don't compare cur_loc.
4231 (dataflow_set_different_1): Adjust variable_different_p caller.
4232 (variable_was_changed): If dv had some var in changed_variables
4233 already, reset in_changed_variables flag for it and propagate
4234 cur_loc_changed over to the new variable. On empty var
4235 always set cur_loc_changed. Set in_changed_variables on whatever
4236 var is added to changed_variables.
4237 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
4238 Use shared_var_p. When removing loc that is equal to cur_loc,
4239 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
4240 end, don't set it to something else, just call variable_was_changed.
4241 (delete_slot_part): Use shared_var_p. When cur_loc equals to
4242 loc being removed, clear cur_loc and set cur_loc_changed.
4243 Set cur_loc_changed if all locations have been removed.
4244 (struct expand_loc_callback_data): New type.
4245 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
4246 allocated. Always create SUBREGs if simplify_subreg failed.
4247 Prefer to use cur_loc, when that fails and still in
4248 changed_variables (and seen first time) recompute it. Set
4249 cur_loc_changed of variables which had to change cur_loc and
4250 compute elcd->cur_loc_changed if any of the subexpressions used
4251 had to change cur_loc.
4252 (vt_expand_loc): Adjust to pass arguments in
4253 expand_loc_callback_data structure.
4254 (vt_expand_loc_dummy): New function.
4255 (emitted_notes): New variable.
4256 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
4257 that weren't used for any other decl in current
4258 emit_notes_for_changes call call vt_expand_loc_dummy to update
4259 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
4260 first loc_chain location if NULL before. Always use just
4261 cur_loc instead of first loc_chain location. When cur_loc_changed
4262 is false, when not --enable-checking=rtl just don't emit any note.
4263 When rtl checking, compute the note and assert it is the same
4264 as previous note. Clear cur_loc_changed and in_changed_variables
4265 at the end before removing from changed_variables.
4266 (check_changed_vars_3): New function.
4267 (emit_notes_for_changes): Traverse changed_vars to call
4268 check_changed_vars_3 on each changed var.
4269 (emit_notes_for_differences_1): Clear cur_loc_changed and
4270 in_changed_variables. Recompute cur_loc of new_var.
4271 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
4272 (vt_emit_notes): Initialize and destroy emitted_notes.
4274 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
4276 PR rtl-optimization/42220
4277 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
4278 Use verify_reg_tracked to determine if we should use OP_OUT rather
4280 (build_def_use): If we see an in-out operand for a register that we
4281 know nothing about, treat is an output if possible, fail the block if
4284 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4287 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
4290 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4293 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
4294 uses of relevant DEFs that are dead outside the loop too.
4296 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4298 * var-tracking.c (dataflow_set_merge): Swap src and src2.
4300 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4302 * var-tracking.c (values_to_unmark): New variable.
4303 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4304 values_to_unmark vector. Moved body to...
4305 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4306 instead queue it into values_to_unmark vector.
4307 (vt_find_locations): Free values_to_unmark vector.
4309 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
4311 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
4312 (site.exp): Export them when plugins are enabled.
4314 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
4317 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
4319 (chrec_fold_multiply): Same.
4321 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4324 * c-decl.c (build_compound_literal): Return early if init is
4327 2010-03-04 Martin Jambor <mjambor@suse.cz>
4329 PR tree-optimization/43164
4330 PR tree-optimization/43191
4331 * tree-sra.c (type_consists_of_records_p): Reject records with
4332 zero-size bit-fields at the end.
4334 2010-03-04 Mike Stump <mikestump@comcast.net>
4336 * Makefile.in (TAGS): Remove *.y.
4338 2010-03-04 Richard Guenther <rguenther@suse.de>
4340 PR tree-optimization/40761
4341 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
4343 (my_rev_post_order_compute): New function.
4344 (init_pre): Call it.
4346 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
4349 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
4350 decrease the cost of an IV candidate when the cost is infinite.
4352 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4354 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
4355 Use '3DNow!' for the extension of that name, ensure normal space
4357 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4359 2010-03-03 Jeff Law <law@redhat.com>
4361 * PR middle-end/32693
4362 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
4363 than gen_rtx_SUBREG.
4364 (extract_bit_field_1): Likewise.
4366 2010-03-03 Janis Johnson <janis187@us.ibm.com>
4368 * doc/sourcebuild.texi (Test directives): Document that arguments
4369 include-opts and exclude-opts are now optional for dg-skip-if,
4370 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
4372 2010-03-03 Jason Merrill <jason@redhat.com>
4375 * cgraph.h (varpool_node): Add extra_name field.
4376 * varpool.c (varpool_extra_name_alias): New.
4377 (varpool_assemble_decl): Emit extra name aliases.
4378 (varpool_mark_needed_node): Look past an extra name alias.
4379 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4380 * lto-streamer-in.c (lto_input_tree): Read it.
4381 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4383 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4385 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4386 (sparc*-*-solaris2*): ...this.
4388 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4391 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4392 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4393 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4394 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4397 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4398 fallthrough to default handling, just with want_address 0 instead of 2.
4399 For single element lists, add_AT_loc directly, otherwise create an
4400 artificial variable DIE and stick location list to it.
4403 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4404 (VAL_EXPR_HAS_REVERSE): Define.
4405 (reverse_op): New function.
4406 (add_stores): For reversible operations add an extra MO_VAL_USE.
4408 2010-03-02 Jason Merrill <jason@redhat.com>
4410 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4412 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4414 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4415 (sparc64-*-linux*): Likewise.
4416 (sparc64-*-solaris2*): Include assembler files before linker ones.
4417 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4418 * config/sparc/gas.h: Delete.
4419 * config/sparc/sol2-64.h: Add copyright notice.
4420 * config/sparc/sol2-gas-bi.h: Likewise.
4421 * config/sparc/sol2-gld.h: Likewise.
4422 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4423 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4424 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4425 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4426 (sparc_elf_asm_named_section): Rename into...
4427 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4429 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4431 * config/alpha/alpha.c (override_options): Fix -mtune error message.
4433 2010-03-02 Jeff Law <law@redhat.com>
4436 * reload1.c (rtx_p, substitute_stack): Declare.
4437 (substitute): Record addresses of changed rtxs.
4438 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
4439 Restore the original rtx when complete.
4440 (reload): Free subsitute_stack when complete.
4442 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4444 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4445 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4447 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4448 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4449 Torture Tests): Change from subsection to section.
4451 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4452 Steven Bosscher <steven@gcc.gnu.org>
4454 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4457 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4460 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4461 the assignment from the new induction variable to the assignment
4462 of the value from the original loop PHI function.
4464 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4465 Daniel Jacobowitz <dan@codesourcery.com>
4467 * doc/sourcebuild.texi (Test directives): Clarify options to
4470 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4472 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4473 Disable cfi directives unless GCC and gas agree on using read-only
4474 .eh_frame sections for 64-bit.
4475 * configure: Regenerate.
4477 2010-03-01 Richard Guenther <rguenther@suse.de>
4479 PR tree-optimization/43220
4480 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4481 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4483 2010-03-01 Richard Guenther <rguenther@suse.de>
4484 Martin Jambor <mjambor@suse.cz>
4487 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4488 gimplified parameters.
4490 2010-03-01 Christian Bruel <christian.bruel@st.com>
4492 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4494 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4496 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4498 2010-03-01 Richard Guenther <rguenther@suse.de>
4501 * expr.c (expand_assignment): Use the alias-oracle to tell
4502 if the rhs aliases the result decl.
4504 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4507 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4508 to sol_gt_pch_get_address.
4509 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4510 64-bit, SPARC and x86.
4511 (sol_gt_pch_get_address): New function.
4513 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4515 * toplev.h (inform_n, error_n): Declare.
4516 * diagnostic.c (inform_n, error_n): New function.
4518 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4520 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4521 has no rtl yet when processing local_decls, queue it and recheck
4522 if deferred stack allocation hasn't assigned it rtl.
4524 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4526 * config/sh/sh.c (unspec_bbr_uid): New.
4527 (gen_block_redirect): Use it instead of INSN_UID.
4528 (gen_far_branch): Likewise.
4530 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4532 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4533 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4535 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4537 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4538 (Warning Options): -Wno-conversion-null is valid for
4539 Objective-C++ as well.
4540 * doc/tm.texi (Named Address Spaces): Likewise.
4541 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4542 * doc/tree-ssa.texi (Tree SSA): Likewise.
4544 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4547 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4548 by default. Don't set the default arch for
4549 i[34567]86-*-darwin*|x86_64-*-darwin*.
4551 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4554 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4555 default. Set the default 32bit/64bit archs with $with_arch
4556 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4558 2010-02-27 Richard Guenther <rguenther@suse.de>
4560 PR tree-optimization/43186
4561 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4562 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4563 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4564 unroller iterations.
4566 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4568 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4569 required and i[34567]86-*-* targets don't support 64bit ISA.
4571 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4574 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4577 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4579 * config.gcc: Set the default arch at least to Prescott for
4580 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4581 if SSE math is enabled.
4583 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4585 * diagnostic.c (diagnostic_initialize): Update.
4586 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4588 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4589 (diagnostic_inhibit_notes): New.
4590 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4592 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4595 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4596 * doc/standards.texi: Likewise.
4597 * doc/extend.texi: Likewise.
4598 * doc/trouble.texi: Likewise.
4599 * doc/cppopts.texi: Likewise.
4600 * doc/install.texi: Likewise.
4601 * c.opt (std=c90,std=gnu90): New options.
4602 * c-opts.c (c_common_handle_option): Handle them.
4604 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4607 * c-decl.c (undeclared_variable): Use an informative note.
4609 2010-02-26 Richard Guenther <rguenther@suse.de>
4611 PR tree-optimization/43186
4612 * gimple.h (gimple_fold): Remove.
4613 * gimple.c (gimple_fold): Remove. Inline into single user ...
4614 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4615 Try harder for conditions.
4617 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4620 * function.c (used_types_insert): Don't skip through named pointer
4621 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4622 and it is different from the main variant's type.
4624 2010-02-26 Nick Clifton <nickc@redhat.com>
4626 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4628 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4630 * config.gcc: Support --with-fpmath=sse for x86.
4632 * config/i386/ssemath.h: New.
4634 * doc/install.texi (--with-fpmath=sse): Documented.
4636 2010-02-26 Richard Guenther <rguenther@suse.de>
4638 PR tree-optimization/43188
4639 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4640 vector types of over-aligned element type.
4642 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4645 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4646 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4648 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4650 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4652 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4654 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4655 * var-tracking.c: Include diagnostic.h.
4656 (debug_dv): New function.
4657 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4660 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4661 (add_value_chain, add_value_chains, remove_value_chain,
4662 remove_value_chains): Handle DEBUG_EXPRs.
4663 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4666 * regcprop.c (struct queued_debug_insn_change): New type.
4667 (struct value_data_entry): Add debug_insn_changes field.
4668 (struct value_data): Add n_debug_insn_changes field.
4669 (debug_insn_changes_pool): New variable.
4670 (free_debug_insn_changes, apply_debug_insn_changes,
4671 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4672 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4673 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4675 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4677 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4678 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4679 changes, call cprop_find_used_regs via note_stores.
4680 (copyprop_hardreg_forward): When copying vd from predecessor
4681 which has any queued DEBUG_INSN changes, make sure the pointers are
4682 cleared. At the end call df_analyze and then if there are any
4683 DEBUG_INSN changes queued at the end of some basic block for still
4684 live registers, apply them.
4685 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4687 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4689 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
4692 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
4694 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
4695 targets. Set the default with_cpu/with_arch from arch/cpu.
4696 Allow x86-64 and native for with_cpu/with_arch.
4698 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
4700 * ebitmap.c: Change calls to verify_popcount with calls to
4701 sbitmap_verify_popcount.
4702 (ebitmap_clear_bit): Fixed map->cacheindex test and
4703 map>cache update when bit clearing results in an empty
4706 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4709 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
4710 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
4711 and support both V2DF and V2DI modes.
4712 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
4713 support both V2DF and V2DI modes.
4714 (general): Delete trailing whitespace from a few patterns.
4716 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4717 V2DF/V2DI interleave high/low builtins.
4719 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
4722 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
4723 interleave high/low functions.
4725 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4727 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
4728 #pragma extern_prefix.
4730 2010-02-25 Jakub Jelinek <jakub@redhat.com>
4733 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
4734 BLKmode, assert op0 is a MEM and just adjust its mode.
4737 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
4738 if bitpos isn't multiple of mode's bitsize.
4740 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4742 * c.opt (-ftemplate-depth=): New.
4743 (-ftemplate-depth-): Deprecate.
4744 * optc-gen.awk: Handle -ftemplate-depth=.
4745 * opth-gen.awk: Likewise.
4746 * c-opts.c (c_common_handle_option): Likewise.
4747 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
4749 2010-02-24 Jason Merrill <jason@redhat.com>
4751 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
4753 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4755 * cfg.c (alloc_aux_for_block): Remove inline.
4756 (alloc_aux_for_edge): Likewise.
4758 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4760 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
4762 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4764 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
4765 * config/i386/sol2-gas.h: New file.
4766 * config.gcc (i[34567]86-*-solaris2*): Use it.
4768 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4771 * c-typeck.c (ep_convert_and_check): New.
4772 (build_conditional_expr): Use it.
4773 (build_binary_op): Likewise.
4775 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4777 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
4780 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
4781 bounds even for -O+.
4782 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
4783 expr needs to have DECL_NAME set.
4785 2010-02-24 Nick Clifton <nickc@redhat.com>
4787 * config/mep/mep.c: Include gimple.h.
4788 (mep_function_uses_sp): Delete unused function.
4789 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
4790 parameters. Use unsigned integers to count args. Return a
4791 NULL_RTX instead of an error_mark_node. Toidy up formatting.
4793 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4796 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
4797 greater or equal to nelt instead of 2 * nelt.
4798 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
4801 2010-02-23 Jason Merrill <jason@redhat.com>
4804 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4805 in cfun->local_decls even if they have register types.
4808 * stor-layout.c (place_field): Don't warn about unnecessary
4809 DECL_PACKED if the type is packed.
4811 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4814 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4815 GOTOFF relocs, even when the base reg isn't pic pointer.
4817 2010-02-23 Michael Matz <matz@suse.de>
4820 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4821 (expand_gimple_basic_block): Generate and use debug temps if there
4822 are debug uses left after the last real use of TERed ssa names.
4823 Unlink debug immediate uses when they are expanded.
4825 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4828 * config/i386/i386.c (override_options): Reorganise to provide
4829 better error messages.
4831 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4834 * graphite-scop-detection.c (create_single_exit_edge): Move
4835 the call to find_single_exit_edge to....
4836 (create_sese_edges): ...here. Don't handle multiple edges
4837 exiting the function.
4838 (build_graphite_scops): Don't handle multiple edges
4839 exiting the function.
4841 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4844 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4845 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4847 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4850 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4852 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4855 * c-typeck.c (convert_arguments): Print declaration location.
4856 * c-common.c (validate_nargs): Rename as
4857 builtin_function_validate_nargs.
4858 (check_builtin_function_arguments): Update.
4860 2010-02-22 Richard Guenther <rguenther@suse.de>
4863 * tree-inline.c (declare_return_variable): Use the type of
4864 the call stmt lhs if available.
4866 2010-02-22 Duncan Sands <baldrick@free.fr>
4868 * passes.c (register_pass): Always consider all pass lists when
4869 ref_pass_instance_number is zero.
4871 2010-02-22 Richard Guenther <rguenther@suse.de>
4873 PR tree-optimization/42749
4874 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
4875 parameter. Do arithmetic in the original type.
4876 (update_accumulator_with_ops): Likewise.
4877 (adjust_accumulator_values): Adjust.
4879 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4881 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
4882 (QI to BLKmode splitter): New splitter.
4884 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
4886 * config/i386/i386.c (initial_ix86_tune_features): Turn on
4887 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
4889 2010-02-22 Richard Guenther <rguenther@suse.de>
4891 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
4893 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
4895 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
4896 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
4897 ($(T)crti.o, $(T)crtn.o): Remove rules.
4899 2010-02-21 Tobias Burnus <burnus@net-b.de>
4902 * doc/invoke.texi (-fassociative-math): Document that this
4903 option is automatically enabled for Fortran.
4905 2010-02-20 David S. Miller <davem@davemloft.net>
4907 * configure.ac: Test if linker and assembler properly support
4908 GOTDATA_OP relocations.
4909 * configure: Rebuild.
4910 * config.in: Likewise.
4911 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4912 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4913 (movsi_high_pic): Likewise.
4914 (movdi_lo_sum_pic): Likewise.
4915 (movdi_high_pic): Likewise.
4916 (movsi_pic_gotdata_op): New pattern.
4917 (movdi_pic_gotdata_op): Likewise.
4918 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4919 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4921 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4924 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4925 attribute to ssemul.
4926 (xop_mulv2div2di3_high): Ditto.
4928 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4931 * c.opt (Wconversion-null): New option.
4932 * doc/invoke.texi (Wconversion-null): Document.
4934 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4936 * common.opt (Wlarger-than-): Add Undocumented.
4938 2010-02-19 Mike Stump <mikestump@comcast.net>
4940 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4942 2010-02-19 Jason Merrill <jason@redhat.com>
4945 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4946 * configure: Likewise.
4948 2010-02-20 Alan Modra <amodra@gmail.com>
4951 * cgraph.h (cgraph_make_decl_local): Declare.
4952 * cgraph.c (cgraph_make_decl_local): New function.
4953 (cgraph_make_node_local): Use it.
4954 * cgraphunit.c (cgraph_function_versioning): Likewise.
4955 * ipa.c (function_and_variable_visibility): Likewise.
4957 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4960 * except.c (sjlj_emit_function_enter): Don't call
4961 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4963 * rtl.h (add_reg_br_prob_note): Remove prototype.
4965 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4968 * c-common.c (conversion_warning): Remove widening conversions
4969 before checking the conversion of integers to reals.
4971 2010-02-19 Mike Stump <mikestump@comcast.net>
4974 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4977 * cgraphunit.c (process_function_and_variable_attributes): Check
4978 DECL_PRESERVE_P instead of looking up attribute "used".
4979 * ipa-pure-const.c (check_decl): Likewise.
4980 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4981 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4982 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4983 instead of attribute "used".
4984 * config/sol2-c.c (solaris_pragma_init): Likewise.
4985 (solaris_pragma_fini): Likewise.
4987 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4989 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4990 Use XCNEW instead of xcalloc.
4991 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4992 XNEW instead of xmalloc.
4993 (get_fields): Use XNEWVEC instead of xmalloc.
4996 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4997 populate vars array.
4998 (create_new_general_access): For debug stmts just reset value.
4999 (get_stmt_accesses): For accesses within debug stmts just record them
5000 using add_access_to_acc_sites instead of preventing the peeling or
5001 counting them as accesses.
5004 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
5006 2010-02-19 Richard Guenther <rguenther@suse.de>
5008 PR tree-optimization/42916
5009 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
5012 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
5014 * configure.ac: Replace all uses of changequote in macro arguments
5015 with proper quoting.
5017 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5020 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
5022 2010-02-19 Richard Guenther <rguenther@suse.de>
5024 PR tree-optimization/42944
5025 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
5026 test for aliasing with errno.
5028 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5031 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
5032 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
5033 * dojump.c: Include output.h.
5034 (inv): New inline function.
5035 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
5036 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
5037 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
5038 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
5039 argument, pass it down to other calls.
5040 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
5041 add REG_BR_PROB note to the conditional jump.
5042 * cfgexpand.c (add_reg_br_prob_note): Removed.
5043 (expand_gimple_cond): Don't call it, add the probability
5044 as last argument to jumpif_1/jumpifnot_1.
5045 * Makefile.in (dojump.o): Depend on output.h.
5046 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
5048 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
5049 * stmt.c (do_jump_if_equal): Likewise.
5050 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
5051 * loop-unswitch.c (compare_and_jump_seq): Likewise.
5052 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
5054 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
5055 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
5056 jumpifnot_1 callers.
5057 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
5059 (store_expr): Adjust jumpifnot caller.
5060 (store_constructor): Adjust jumpif caller.
5063 * gimplify.c (gimple_boolify): For __builtin_expect call
5064 gimple_boolify also on its first argument.
5066 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
5068 * configure.ac (gnu-unique-object): Wrap regexps using [] in
5070 (__stack_chk_fail): Ditto. Remove quadrigraphs.
5071 * configure: Regenerated.
5073 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5075 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
5076 lang_hooks.types_compatible_p instead of comptypes.
5078 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
5080 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
5081 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
5082 if __prefer_thumb__ is defined.
5084 2010-02-18 Martin Jambor <mjambor@suse.cz>
5086 PR tree-optimization/43066
5087 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
5088 array with zero-sized element type.
5090 2010-02-18 Jakub Jelinek <jakub@redhat.com>
5092 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
5093 rtx, allocate struct var_loc_node here and return it to the
5094 caller, and only if it is actually needed.
5095 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
5096 move it earlier and return immediately if it returns NULL.
5098 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
5100 * config/sparc/gas.h: New file. Restore
5101 TARGET_ASM_NAMED_SECTION to its ELF default.
5102 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
5104 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5105 Likewise. Add ATTRIBUTE_UNUSED to prototype.
5106 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
5107 after sparc/sysv4.h.
5109 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
5111 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
5113 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
5115 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
5116 patterns from predicated pattern.
5118 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
5121 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
5122 for insn mnemonic suffix.
5124 2010-02-17 Richard Guenther <rguenther@suse.de>
5126 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
5129 2010-02-17 Jakub Jelinek <jakub@redhat.com>
5132 * caller-save.c (save_call_clobbered_regs): If BB ends with
5133 a DEBUG_INSN, move any notes in between last real insn and the last
5134 DEBUG_INSN after the last DEBUG_INSN.
5136 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
5138 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
5139 Fix return type. Fix argument type. Explain meaning of return value.
5141 2010-02-16 Richard Guenther <rguenther@suse.de>
5143 PR tree-optimization/41043
5144 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
5145 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
5147 (vrp_visit_phi_node): ... but only for loop PHI nodes.
5149 2010-02-16 Ira Rosen <irar@il.ibm.com>
5151 PR tree-optimization/43074
5152 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
5153 * tree-vect-loop.c (vect_analyze_loop_operations): Add
5154 vectorizable cycles in hybrid SLP check.
5155 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
5157 2010-02-16 Richard Guenther <rguenther@suse.de>
5159 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
5160 (true_dependence): If memrefs_conflict_p computes must-alias
5161 trust it. Move TBAA check after offset-based disambiguation.
5162 (canon_true_dependence): Likewise.
5164 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
5166 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
5167 * doc/invoke.texi: Document it.
5168 * var-tracking.c: Include toplev.h and params.h.
5169 (vt_find_locations): Return bool indicating success. Compute
5170 hash sizes unconditionally. Check new parameter, report.
5171 (variable_tracking_main_1): Check vt_find_locations results and
5172 retry. Renamed from...
5173 (variable_tracking_main): ... this. New wrapper to preserve
5174 flag_var_tracking_assignments.
5175 * Makefile.in (var-tracking.o): Adjust dependencies.
5177 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
5178 Jakub Jelinek <jakub@redhat.com>
5181 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
5182 if weak_import attribute is present.
5183 * config/darwin.c (machopic_select_section): Likewise.
5185 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
5187 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
5188 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
5189 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
5190 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
5192 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
5195 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5198 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
5199 Rewrite text to refer to the names.
5201 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
5203 * config/i386/i386-builtin-types.def
5204 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
5205 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
5206 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
5207 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
5208 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
5209 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
5210 IX86_BUILTIN_VPERMIL2PS256.
5211 (MULTI_ARG_4_DF2_DI_I): Defined.
5212 (MULTI_ARG_4_DF2_DI_I1): Defined.
5213 (MULTI_ARG_4_SF2_SI_I): Defined.
5214 (MULTI_ARG_4_SF2_SI_I1): Defined.
5215 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
5216 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
5217 __builtin_ia32_vpermil2ps256.
5218 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5219 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5220 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
5221 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5222 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5223 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
5224 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
5225 CODE_FOR_xop_vpermil2v8sf3.
5226 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
5227 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
5228 * config/i386/xopintrin.h (_mm_permute2_pd): New.
5229 (_mm256_permute2_pd): New.
5230 (_mm_permute2_ps): New.
5231 (_mm256_permute2_ps): New.
5233 2010-02-15 Nick Clifton <nickc@redhat.com>
5235 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
5236 boolean parameters. Use emit_jump_insn when emitting a pop
5237 instruction containing a return insn.
5238 (push): Use 'true' rather than '1' as second parameter to F.
5239 (h8300_expand_prologue): Likewise.
5240 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
5241 (h8300_expand_epilogue): Likewise.
5243 2010-02-15 Richard Guenther <rguenther@suse.de>
5246 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
5249 2010-02-15 Nick Clifton <nickc@redhat.com>
5251 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
5254 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
5256 * intl.c (fake_ngettext): New function.
5257 * intl.h (fake_ngettext): Declare.
5258 (ngettext): Define macro.
5259 * collect2.c (notice_translated): New function.
5260 (main): Use notice_translated and ngettext.
5261 * collect2.h (notice_translated): Declare.
5263 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
5265 * reorg.c (delete_computation): Comment fixes.
5266 * caller-save.c (setup_save_areas): Idem.
5267 * sel-sched-dump.c (dump_lv_set): Idem.
5270 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5272 * config/s390/s390.c (s390_sched_init): New function.
5273 (TARGET_SCHED_INIT): Target hook defined.
5275 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
5276 Jack Howarth <howarth@bromo.med.uc.edu>
5277 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5280 Partial revert of unintended change in fix for PR41605.
5281 * config/darwin.h: Fix typo.
5282 * config/darwin9.h: Same.
5284 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5286 * c-pch.c (pch_init): Clear v.
5288 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5291 * graphite-scop-detection.c (graphite_can_represent_scev): Call
5292 graphite_can_represent_init for MULT_EXPR.
5294 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5298 * graphite-sese-to-poly.c (remove_phi): New.
5299 (translate_scalar_reduction_to_array): Call remove_phi.
5301 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5304 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
5305 * graphite-clast-to-gimple.h (gloog): Update declaration.
5306 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
5307 * graphite-poly.h (struct poly_bb): Add missing comments.
5308 (struct scop): Add poly_scop_p field.
5310 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
5311 * graphite.c (graphite_transform_loops): Build the polyhedral
5312 representation for each scop before code generation.
5313 * sese.c (rename_variables_in_operand): Removed.
5314 (rename_variables_in_expr): Return the renamed expression.
5315 (rename_sese_parameters): New.
5316 * sese.h (rename_sese_parameters): Declared.
5318 2010-02-11 Richard Guenther <rguenther@suse.de>
5320 PR tree-optimization/42998
5321 * tree-ssa-pre.c (create_expression_by_pieces): Treat
5322 POINTER_PLUS_EXPR properly.
5324 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5325 Changpeng Fang <changpeng.fang@amd.com>
5328 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
5329 the cost of an IV candidate when the IV is used in a test against zero.
5331 * gcc.dg/tree-ssa/ivopts-3.c: New.
5333 2010-02-11 Richard Guenther <rguenther@suse.de>
5336 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
5337 pointer-vs-decl case by swapping refs. Handle some cases
5338 of pointer-vs-decl disambiguations more conservatively.
5339 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
5340 to false after expanding.
5342 2010-02-11 Richard Guenther <rguenther@suse.de>
5345 * gcc.c (process_command): Handle LTO file@offset case more
5348 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5350 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
5351 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
5353 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
5355 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
5356 if MEM's mode size isn't DWARF2_ADDR_SIZE.
5357 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
5358 Optimize eq/ne comparisons when both arguments are known to be
5360 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
5361 Don't mask operands unnecessarily if they are known to be already
5364 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
5366 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
5369 2010-02-10 Richard Guenther <rguenther@suse.de>
5371 PR tree-optimization/43017
5372 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
5373 for wrapping signed arithmetic.
5375 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5378 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
5379 if no debug info should be emitted for it.
5381 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5383 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5384 note when flag_exceptions is set.
5386 2010-02-10 Duncan Sands <baldrick@free.fr>
5388 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5390 2010-02-10 Richard Guenther <rguenther@suse.de>
5393 * tree.c (get_unwidened): Handle constants.
5394 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5396 2010-02-10 Martin Jambor <mjambor@suse.cz>
5399 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5400 check for variable argument counts independently.
5402 2010-02-10 Christian Bruel <christian.bruel@st.com>
5405 * config/sh/sh.c (find_barrier): Increase length for non delayed
5406 conditional branches.
5408 2010-02-10 Christian Bruel <christian.bruel@st.com>
5410 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5412 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5414 * builtins.c (set_builtin_user_assembler_name): Also handle
5415 ffs if int is smaller than word.
5417 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5420 * ira-conflicts.c (get_dup): Remove.
5421 (process_reg_shuffles): Add new parameter. Use it as an
5422 additional guard for copy generation.
5423 (add_insn_allocno_copies): Rewrite.
5425 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5427 * common.opt (fsched2-use-traces): Preserved for backward
5429 * doc/invoke.texi: Remove the documentation about option
5430 -fsched2-use-traces.
5431 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
5432 flag_sched2_use_traces.
5433 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
5434 the backward compatibility flag section.
5436 2010-02-09 Richard Guenther <rguenther@suse.de>
5438 PR tree-optimization/43008
5439 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5440 make HEAP variables initialized from global memory if they
5441 are not known builtin functions.
5442 (find_func_aliases): Adjust.
5444 2010-02-09 Richard Guenther <rguenther@suse.de>
5446 PR tree-optimization/43000
5447 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5448 arithmetic manually.
5450 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5452 PR tree-optimization/42931
5453 * tree-loop-linear.c (try_interchange_loops): Don't call
5454 double_int_mul if estimated_loop_iterations failed.
5456 2010-02-08 Martin Jambor <mjambor@suse.cz>
5459 * tree-sra.c (build_accesses_from_assign): Do not mark in
5460 should_scalarize_away_bitmap if stmt has volatile ops.
5461 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5464 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5466 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5468 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5470 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5473 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5476 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5478 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5481 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5482 to unknown_dependence.
5483 (graphite_legal_transform_dr): Handle the unknown_dependence.
5484 (graphite_carried_dependence_level_k): Same.
5486 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5488 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5490 2010-02-07 Richard Guenther <rguenther@suse.de>
5493 * expr.c (get_inner_reference): Always initialize *pbitsize.
5495 2010-02-07 Richard Guenther <rguenther@suse.de>
5498 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5499 new ARRAY_REFs on variable size element or minimal index arrays.
5501 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5502 gimple_fold_indirect_ref.
5504 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5507 * arm.c (arm_override_options): Just return if the user has specified
5508 an invalid fpu name.
5510 2010-02-03 Jason Merrill <jason@redhat.com>
5513 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5514 i386_pe_maybe_record_exported_symbol.
5516 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5519 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5520 (pa_delegitimize_address): New function.
5522 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5524 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5525 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5527 2010-02-05 Richard Guenther <rguenther@suse.de>
5530 * lto-streamer-in.c (get_resolution): Deal with references
5531 to undefined functions.
5533 2010-02-05 Richard Guenther <rguenther@suse.de>
5535 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5536 (fold_const_aggregate_ref): Likewise.
5537 (ccp_fold_stmt): Substitute loads.
5538 (maybe_fold_reference): Verify types before substituting.
5540 (fold_gimple_assign): Unshare properly.
5541 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5543 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5545 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5546 for rs6000_gen_cell_microcode.
5548 2010-02-04 Richard Guenther <rguenther@suse.de>
5550 PR rtl-optimization/42952
5551 * dse.c (const_or_frame_p): Remove MEM handling.
5553 2010-02-04 Nick Clifton <nickc@redhat.com>
5555 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5556 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5557 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5558 (mn10300_asm_output_mi_thunk): New function.
5559 (mn10300_can_output_mu_thunk): New function.
5560 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5561 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5562 (FUNCTION_ARG): Delete incorrect comment.
5564 2010-02-03 Jason Merrill <jason@redhat.com>
5567 * fold-const.c (operand_equal_p): Handle erroneous types.
5569 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5571 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5573 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5575 PR rtl-optimization/42941
5576 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5579 2010-02-03 Jason Merrill <jason@redhat.com>
5582 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5584 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5587 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5588 (cselib_reset_table): Renamed from...
5589 (cselib_reset_table_with_next_value): ... this.
5590 (cselib_get_next_uid): Renamed from...
5591 (cselib_get_next_unknown_value): ... this.
5592 * cselib.c (next_uid): Renamed from...
5593 (next_unknown_value): ... this.
5594 (cselib_clear_table): Adjust.
5595 (cselib_reset_table): Adjust. Renamed from...
5596 (cselib_reset_table_with_next_value): ... this.
5597 (cselib_get_next_uid): Adjust. Renamed from...
5598 (cselib_get_next_unknown_value): ... this.
5599 (get_value_hash): Use hash.
5600 (cselib_hash_rtx): Likewise.
5601 (new_cselib_val): Adjust. Set and dump uid.
5602 (cselib_lookup_mem): Pass next_uid as hash.
5603 (cselib_subst_to_values): Likewise.
5604 (cselib_log_lookup): Dump uid.
5605 (cselib_lookup): Pass next_uid as hash. Adjust.
5606 (cselib_process_insn): Adjust.
5607 (cselib_init): Initialize next_uid.
5608 (cselib_finish): Adjust.
5609 (dump_cselib_table): Likewise.
5610 * dse.c (canon_address): Dump value uid.
5611 * print-rtl.c (print_rtx): Print value uid.
5612 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5614 (dv_uid): New function, sort of renamed from...
5615 (dv_htab_hash): ... this, reimplemented in terms of it and...
5616 (dv_uid2hash): ... this. New.
5617 (variable_htab_eq): Drop excess assertions.
5618 (tie_break_pointers): Removed.
5619 (canon_value_cmp): Compare uids.
5620 (variable_post_merge_New_vals): Print uids.
5621 (vt_add_function_parameters): Adjust.
5622 (vt_initialize): Reset table. Adjust.
5624 2010-02-03 Richard Guenther <rguenther@suse.de>
5626 PR tree-optimization/42944
5627 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5628 (call_may_clobber_ref_p_1): Likewise. Properly handle
5629 malloc and calloc clobbering errno.
5631 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5633 * doc/invoke.texi: Fix name of sched1 dump.
5635 * opts.c (decode_options): Set flag_tree_switch_conversion
5636 only conditionally on optimize >= 2.
5638 * gcse.c: Assorted comment fixes in pass description.
5640 2010-02-03 Anthony Green <green@moxielogic.com>
5642 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5643 nop padding in order to maintain alignment of storage location of
5644 target function address.
5645 (moxie_trampoline_init): Store target function address at newly
5647 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5649 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5651 2010-02-03 Richard Guenther <rguenther@suse.de>
5654 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5656 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5658 * config.gcc: Reenable check for obsolete targets.
5659 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5660 mips-sgi-irix6.[0-4]*.
5662 2010-02-02 Nick Clifton <nickc@redhat.com>
5664 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5665 constant size of 4 as being the same as 0.
5666 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5667 can take values in the range 0..4.
5669 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5672 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5673 as _darwin10_Unwind_FindEnclosingFunction().
5674 * libgcc-libsystem.ver: New.
5676 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5679 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5680 implicitly set registers.
5682 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5684 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5685 (arm_override_options): Allow automatic selection of the thread
5686 pointer register if thumb2.
5687 (legitimize_pic_address): Improve code sequences for Thumb2.
5688 (arm_call_tls_get_addr): Likewise.
5689 (legitimize_tls_address): Likewise.
5690 * arm.md (pic_load_addr_arm): Delete. Replace with ...
5691 (pic_load_addr_32bit): ... this. New named pattern.
5692 * thumb2.md (pic_load_addr_thumb2): Delete.
5693 (pic_load_dot_plus_four): Delete.
5694 (tls_load_dot_plus_four): New named pattern.
5696 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5699 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
5700 Document fix for TLS bug.
5702 2010-01-31 Richard Guenther <rguenther@suse.de>
5704 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
5705 conservatively correct.
5707 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5711 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5713 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5715 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5717 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
5719 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
5721 * config.gcc: Adjust order of makefile fragments for mingw targets.
5723 2010-01-31 Richard Guenther <rguenther@suse.de>
5726 * gimplify.c (gimplify_init_constructor): For volatile LHS
5727 initialize a temporary.
5729 2010-01-31 Matthias Klose <doko@ubuntu.com>
5731 * configure.ac: Fix __stack_chk_fail check for cross builds configured
5733 * configure: Regenerate.
5735 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
5737 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5738 the same alias set and their sizes different constantness.
5739 (aliasing_component_refs_p): Revert 2009-10-24 change.
5741 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5743 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
5746 2010-01-29 Richard Guenther <rguenther@suse.de>
5748 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
5749 Assert we successfully updated the call.
5751 2010-01-29 Jakub Jelinek <jakub@redhat.com>
5753 PR rtl-optimization/42889
5754 * df.h (df_set_bb_dirty_nonlr): New prototype.
5755 * df-core.c (df_set_bb_dirty_nonlr): New function.
5756 * df-scan.c (df_insn_rescan): Call it instead of
5757 df_set_bb_dirty for DEBUG_INSNs.
5759 2010-01-29 Richard Guenther <rguenther@suse.de>
5762 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
5763 quadratic behavior in most cases.
5765 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
5768 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5769 in the call to gen_x86_movsicc_0_m1.
5771 2010-01-28 Richard Guenther <rguenther@suse.de>
5773 PR tree-optimization/42871
5774 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
5776 2010-01-28 Richard Guenther <rguenther@suse.de>
5778 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5779 into call arguments.
5781 2010-01-28 Richard Guenther <rguenther@suse.de>
5784 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
5785 the forwarder if the destination is an EH landing pad.
5787 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
5789 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
5790 block list passed to gimple_duplicate_sese_tail.
5791 (parallelize_loops): Avoid parallelization when the function
5793 Avoid parallelization when the preheader is IRREDUCIBLE.
5794 Try to optimize when estimated_loop_iterations_int is unresolved.
5795 Add the loop's location to the dump file.
5796 * tree-cfg.c (add_phi_args_after_redirect): Remove.
5797 (gimple_duplicate_sese_tail): Remove the check for the latch.
5798 Redirect nexits to the exit block.
5799 Remove handling of the incoming edges to the latch.
5800 Redirect the backedge from the copied latch to the exit bb.
5802 2010-01-28 Michael Matz <matz@suse.de>
5805 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5806 Wrap force_reg into a sequence, emit it before user.
5808 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5810 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5812 (arm_legacy_rev): Likewise.
5813 (thumb_legacy_rev): Likewise.
5815 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5817 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5818 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5819 on MEM's address failed, try avoid_constant_pool_reference and
5820 recurse if it returned something different.
5821 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5822 address, try avoid_constant_pool_reference and recurse if it
5823 returned something different.
5824 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5825 address and avoid_constant_pool_reference returned something
5826 different, don't set have_address.
5828 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5831 * var-tracking.c (val_store): Add modified argument, obey it.
5833 (count_uses): Move down logging of main.
5834 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5835 don't need resolution.
5836 (emit_notes_in_bb): Likewise.
5838 2010-01-27 Richard Guenther <rguenther@suse.de>
5841 * tree-inline.c (remap_decl): Delay remapping of SSA name
5842 default definitions until we need them.
5844 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5846 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5847 (rs6000_delegitimize_address): New function.
5849 * config/s390/s390.c (s390_delegitimize_address): Call
5850 delegitimize_mem_from_attrs.
5853 * tree-inline.c (cannot_copy_type_1): Removed.
5854 (copy_forbidden): Don't forbid copying of functions containing
5855 records/unions with variable length fields.
5857 2010-01-27 Christian Bruel <christian.bruel@st.com>
5861 * config/sh/sh.c (find_barrier): Increase length for non delayed
5862 conditional branches.
5864 2010-01-27 Matthias Klose <doko@ubuntu.com>
5866 * configure.ac (gnu-unique-object): Fix ldd version check.
5867 * configure: Regenerate.
5869 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5871 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
5873 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
5874 Test for HAVE_GNU_AS value.
5876 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5878 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
5879 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
5880 INT64_TYPE): Define.
5881 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
5882 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5883 INT_LEAST64_TYPE): Define.
5884 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
5885 UINT_LEAST64_TYPE): Define.
5886 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
5887 INT_FAST64_TYPE): Define.
5888 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5889 UINT_FAST64_TYPE): Define.
5890 (INTMAX_TYPE, UINTMAX_TYPE): Define.
5891 (INTPTR_TYPE, UINTPTR_TYPE): Define.
5892 (SIG_ATOMIC_TYPE): Define.
5894 2010-01-26 Richard Guenther <rguenther@suse.de>
5896 * df-scan.c (df_scan_set_bb_info): Remove assert.
5897 (df_insn_rescan_debug_internal): Merge asserts.
5898 (df_install_ref): Likewise.
5899 (df_mark_reg): Use bitmap_set_range.
5900 (df_hard_reg_used_p): Remove assert.
5901 (df_hard_reg_used_count): Likewise.
5903 2010-01-26 Richard Guenther <rguenther@suse.de>
5905 PR rtl-optimization/42685
5906 * web.c (web_main): Ignore DEBUG_INSNs.
5908 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
5910 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5912 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5913 Fix types of fndecl and arglist parameters.
5915 2010-01-26 Richard Guenther <rguenther@suse.de>
5918 * tree-eh.c (unsplit_eh): Skip debug insns.
5920 2010-01-26 Richard Guenther <rguenther@suse.de>
5922 PR tree-optimization/42250
5923 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5925 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5928 * omp-low.c (expand_omp_sections): Only use single_pred if
5929 l2_bb is single_pred_p.
5931 2010-01-25 Christian Bruel <christian.bruel@st.com>
5934 * config/sh/sh.c (find_barrier): Increase length for non delayed
5935 conditional branches.
5936 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5938 2010-01-24 David S. Miller <davem@davemloft.net>
5940 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5941 define if not using GAS.
5942 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5943 Likewise. Delete SECTION_MERGE code, which is only applicable
5946 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5949 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5950 mangling of va_list in system headers.
5952 2010-01-23 Toon Moene <toon@moene.org>
5954 * tree-predcom.c (combine_chains): Return NULL, not false.
5956 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5958 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5959 initialization of variable res to agree with return type.
5961 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5963 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5964 * tree-sra.c: Add include of expr.h.
5966 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5968 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5969 insert the debug stmt on the single non-EH edge from the stmt.
5971 2010-01-22 Richard Henderson <rth@redhat.com>
5974 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5975 the RHS until after generate_subtree_copies has insertted its
5976 code before the current statement.
5978 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5980 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5982 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5984 2010-01-21 Martin Jambor <mjambor@suse.cz>
5986 PR tree-optimization/42585
5987 * tree-sra.c (struct access): New field grp_total_scalarization.
5988 (dump_access): Dump the new field.
5989 (should_scalarize_away_bitmap): New variable.
5990 (cannot_scalarize_away_bitmap): Likewise.
5991 (sra_initialize): Allocate new bitmaps.
5992 (sra_deinitialize): Free new bitmaps.
5993 (create_access_1): New function.
5994 (create_access): Parts moved to create_access_1.
5995 (type_consists_of_records_p): New function.
5996 (completely_scalarize_record): Likewise.
5997 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5998 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5999 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
6001 (analyze_all_variable_accesses): Completely scalarize small eligible
6004 2010-01-21 Martin Jambor <mjambor@suse.cz>
6006 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
6008 2010-01-21 Andrew Haley <aph@redhat.com>
6010 * gcc.c (process_command): Move lang_specific_driver before
6011 setting cc_libexec_prefix.
6013 2010-01-21 Richard Guenther <rguenther@suse.de>
6016 * fold-const.c (negate_expr_p): Pretend only negative
6017 real constants are easily negatable.
6019 2010-01-20 Janis Johnson <janis187@us.ibm.com>
6020 Jason Merrill <jason@redhat.com>
6022 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
6023 (TYPE_TRANSPARENT_AGGR): this, for union and record.
6024 * calls.c (initialize argument_information): Handle it.
6025 * c-common.c (handle_transparent_union_attribute): Use new name.
6026 * c-decl.c (finish_struct): Ditto.
6027 * c-typeck.c (type_lists_compatible_p): Ditto.
6028 (convert_for_assignment): Use new name and also handle record.
6029 * function.c (aggregate_value_p): Handle it.
6030 (pass_by_reference): Ditto.
6031 (assign_parm_data_types): Ditto.
6032 * print-tree.c (print_node): Ditto.
6033 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
6034 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
6035 * tree.c (first_field): New fn.
6037 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6040 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
6041 even when linking statically, for now.
6043 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6046 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
6047 without a cselib val.
6048 (count_uses): Accept MO_VAL_SET with no val on stores.
6049 (add_stores): Likewise.
6051 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6053 * var-tracking.c (check_value_val): Add a compile time assertion.
6054 (dv_is_decl_p): Simplify.
6055 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
6056 gcc_assert if ENABLE_CHECKING.
6058 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6061 * var-tracking.c: Include tree-flow.h.
6062 (mem_dies_at_call): New.
6063 (dataflow_set_preserve_mem_locs): Use it.
6064 (dataflow_set_remove_mem_locs): Likewise.
6065 (dump_var): Renamed from dump_variable. Adjust all callers.
6066 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
6067 * Makefile.in (var-tracking.o): Adjust deps.
6069 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
6071 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
6073 2010-01-20 Richard Guenther <rguenther@suse.de>
6075 PR tree-optimization/42717
6076 * tree-ssa-dce.c (get_live_post_dom): Remove.
6077 (forward_edge_to_pdom): Take an arbitrary edge to copy
6078 degenerate PHI args from.
6079 (remove_dead_stmt): Use the first post-dominator even if it
6080 does not contain live statements as redirection destination.
6082 2010-01-20 Richard Guenther <rguenther@suse.de>
6084 * tree-inline.c (estimate_num_insns): Handle EH builtins.
6086 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6088 * sel-sched.c (create_speculation_check): Remove set but not used
6090 (try_transformation_cache): Remove set but not used variable ds.
6091 (calculate_privileged_insns): Remove set but not used variables
6092 cur_insn and min_spec_insn.
6093 (find_best_expr): Remove set but not used variable avail_n.
6094 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
6096 * cgraphunit.c (assemble_thunk): Remove set but not used variable
6098 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
6099 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
6102 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
6105 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
6106 cpu types. Add support for *-sse3 cpu types.
6107 (x86_64-*-*): Ditto.
6109 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6112 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
6113 argument, call initializer_constant_valid_p_1 instead of
6114 initializer_constant_valid_p, pass CACHE to it, return NULL
6115 immediately if first call returns NULL.
6116 (initializer_constant_valid_p_1): New function.
6117 (initializer_constant_valid_p): Use it.
6119 2010-01-20 Thomas Quinot <quinot@adacore.com>
6121 * tree.def (PLACEHOLDER_EXPR): Fix comment.
6123 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6125 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
6126 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
6127 (loc_list_from_tree): Don't handle unsigned division. Handle
6128 signed modulo using DW_OP_{over,over,div,mul,minus}.
6129 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
6130 modulo instead of signed.
6132 2010-01-20 DJ Delorie <dj@redhat.com>
6134 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
6136 (h8300_emit_stack_adjustment): Propogate it.
6138 (h8300_expand_prologue): Likewise.
6139 (h8300_expand_epilogue): Likewise.
6141 2010-01-19 Michael Matz <matz@suse.de>
6143 PR tree-optimization/41783
6144 * tree-data-ref.c (toplevel): Include flags.h.
6145 (dump_data_dependence_relation): Also dump the inputs if the
6146 result will be unknown.
6147 (split_constant_offset_1): Look through some conversions.
6148 * tree-predcom.c (determine_roots_comp): Restart a new chain if
6149 the offset from last element is too large.
6150 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
6151 (reassociate_to_the_same_stmt): Handle vector registers.
6152 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
6154 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
6155 wide_prolog_niters argument, emit widening instructions.
6156 (vect_do_peeling_for_alignment): Adjust caller, use widened
6157 variant of the iteration cound.
6158 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
6160 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6163 * config/arm/neon-testgen.m (emit_automatics): New parameter
6164 features. Adjust for Fixed_return_reg feature.
6165 (test_intrinsic): Call emit_automatics with new feature.
6166 * config/arm/neon.ml: Update copyright years.
6167 (features): New Fixed_return_reg feature.
6168 (ops): Update feature for Vget_low.
6170 2010-01-19 Jakub Jelinek <jakub@redhat.com>
6172 PR tree-optimization/42719
6173 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
6177 * fwprop.c (all_uses_available_at): Return false if def_set dest
6178 is a REG that is used in def_insn.
6180 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
6182 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
6184 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
6187 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
6189 * target.h (struct gcc_target) <secondary_reload>: Change type
6190 of last argument to secondary_reload_info *.
6192 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
6195 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
6196 memory references with unaligned offsets. Remove CQImode handling.
6197 (unaligned_memory_operand): Return 1 for memory references with
6198 unaligned offsets. Remove CQImode handling.
6200 2010-01-18 Richard Guenther <rguenther@suse.de>
6203 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
6206 2010-01-18 Richard Guenther <rguenther@suse.de>
6208 PR tree-optimization/42781
6209 * tree-ssa-structalias.c (find_what_var_points_to): Skip
6210 restrict processing only if the original variable was artificial.
6212 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
6214 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
6215 find number of popped argument bytes.
6217 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
6218 Fix the text that describes the return value for invalid insns.
6220 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
6222 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
6223 Clarify what 'cost of the -dependence' is. Fix quoting.
6225 * toplev.c (default_get_pch_validity): Rename argument to "sz".
6226 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
6228 2010-01-17 Jakub Jelinek <jakub@redhat.com>
6230 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6231 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
6233 2010-01-17 Richard Guenther <rguenther@suse.de>
6236 * function.c (split_complex_args): Take a VEC to modify.
6237 (assign_parms_augmented_arg_list): Build a VEC instead of
6238 a chain of PARM_DECLs.
6239 (assign_parms_unsplit_complex): Take a VEC of arguments.
6240 Do not fixup unmodified parms.
6241 (assign_parms): Deal with the VEC.
6242 (gimplify_parameters): Likewise.
6244 2010-01-17 Richard Guenther <rguenther@suse.de>
6246 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
6247 node existence check.
6248 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
6249 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
6250 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
6251 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
6252 (gimple_execute_on_growing_pred): Likewise.
6254 2010-01-17 Richard Guenther <rguenther@suse.de>
6256 PR tree-optimization/42773
6257 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
6258 (compute_antic_aux): Likewise.
6259 (compute_partial_antic_aux): Likewise.
6261 2010-01-17 Jie Zhang <jie.zhang@analog.com>
6264 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
6267 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
6269 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
6272 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
6273 Fix markup for strict argument.
6275 (TARGET_SCHED_REORDER2): Fix argument types.
6277 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
6278 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
6280 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
6281 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
6283 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
6286 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
6287 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
6288 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
6289 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
6290 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
6292 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
6294 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
6296 (TARGET_ASM_RELOC_RW_MASK): Add return type.
6297 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
6299 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
6301 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
6304 (TARGET_ASM_NAMED_SECTION): Fix argument list.
6306 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
6307 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
6309 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
6311 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
6313 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
6314 referring to it. Fix language.
6316 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
6318 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
6320 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
6322 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
6324 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
6325 '@var{stream}. Remove stray 'and'.
6327 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
6329 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
6331 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
6333 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
6334 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
6336 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
6337 Fix description of return value.
6338 Rename argument "sz" to "len."
6340 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
6341 Clarify meaning of 'true' return value.
6343 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
6345 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
6346 rep_mode versus mode_rep.
6348 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
6350 (TARGET_BUILTIN_DECL): Fix name.
6352 (TARGET_COMMUTATIVE_P): Fix type of first argument.
6354 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
6356 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
6358 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
6360 (TARGET_RELAXED_ORDERING): Use @deftypevr.
6362 (TARGET_GET_DRAP_RTX): Note that this is a hook.
6365 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
6366 Rename argument tm_fn to md_fn.
6368 (TARGET_OPTION_PRINT): Fix argument list.
6370 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
6373 * config/i386/i386.c (ix86_fixup_binary_operands):
6374 Revert FMA4 fixup of operands.
6376 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6379 * Makefile.in (write_entries_to_file, install-plugin):
6380 Use \012 instead of \n with tr.
6382 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6384 * configure.ac (HAVE_AS_REF): New C macro.
6385 * configure: Regenerate.
6386 * config.in: Likewise.
6387 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6389 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6392 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6394 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6396 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6398 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6400 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6402 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6404 (TARGET_BINDS_LOCAL_P): Fix argument type.
6406 (TARGET_ASM_FILE_END): Use prototype.
6408 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6410 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6412 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6414 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6416 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6417 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6419 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6420 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6422 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6423 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6424 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6425 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6427 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6429 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6431 (TARGET_INIT_BUILTINS): Use prototype.
6433 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6434 Put 'const char *' in braces. Fix parameter types.
6435 (TARGET_INVALID_CONVERSION): Fix parameter types.
6436 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
6437 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
6439 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
6442 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6444 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6446 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6448 * doc/tm.texi (TARGET_HELP): Fix return type.
6450 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6451 in braces. Fix argument types.
6453 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6455 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6457 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6459 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6460 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6462 (TARGET_MANGLE_TYPE): Fix argument types.
6464 (TARGET_IRA_COVER_CLASSES): Use prototype.
6466 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6468 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6470 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6472 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6474 (TARGET_CALLEE_COPIES): Fix argument types.
6476 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6478 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6480 (TARGET_FUNCTION_VALUE): Fix argument types.
6482 (TARGET_RETURN_IN_MSB): Fix argument type.
6484 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6486 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6488 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6490 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6491 agree with return type.
6493 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6495 2010-01-15 Jing Yu <jingyu@google.com>
6497 PR rtl-optimization/42691
6498 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6499 a pseudo to a constant and are merged, and adjust comments.
6501 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6503 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6505 2010-01-15 Richard Guenther <rguenther@suse.de>
6508 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6509 labels of computed or non-local gotos to the destination.
6510 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6511 landing pad label is the first label.
6513 2010-01-15 Richard Guenther <rguenther@suse.de>
6515 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6517 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6520 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6521 to allow generation of the xssqrtdp instruction on power7.
6522 (sqrtdf2_fpr): Ditto.
6524 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6527 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6528 functions with noreturn attribute.
6531 * varasm.c (declare_weak): Add weak attribute to decl if it
6532 doesn't have one already.
6533 (assemble_external): Only add decls to weak_decls if they also
6534 have weak attribute.
6536 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6538 * var-tracking.c (var_reg_delete): Don't delete the association
6539 between REGs and values or one-part variables if the register
6542 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6545 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6546 because its first operand is a non-localized variable.
6548 2010-01-14 Martin Jambor <mjambor@suse.cz>
6550 PR tree-optimization/42706
6551 * tree-sra.c (encountered_recursive_call): New variable.
6552 (encountered_unchangable_recursive_call): Likewise.
6553 (sra_initialize): Initialize both new variables.
6554 (callsite_has_enough_arguments_p): New function.
6555 (scan_function): Call decl and flags check only for IPA-SRA, check
6556 whether there is a recursive call and whether it has enough arguments.
6557 (all_callers_have_enough_arguments_p): New function.
6558 (convert_callers): Look for recursive calls only when
6559 encountered_recursive_call is set.
6560 (ipa_early_sra): Bail out either if
6561 !all_callers_have_enough_arguments_p or
6562 encountered_unchangable_recursive_call.
6564 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6566 * sel-sched.c: Add 2010 to copyright years.
6567 * sel-sched-ir.c: Likewise.
6568 * sel-sched-ir.h: Likewise.
6570 2010-01-14 Martin Jambor <mjambor@suse.cz>
6572 PR tree-optimization/42714
6573 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6574 constructors specially.
6576 2010-01-14 Andi Kleen <ak@linux.intel.com>
6578 * config/i386/drivers-i386.c (detect_caches_intel):
6579 Add l2sizekb parameter and fill in.
6580 (host_detect_local_cpu): Add l2sizekb, fill in.
6581 Add Atom small cache heuristic.
6583 2010-01-14 Andi Kleen <ak@linux.intel.com>
6585 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6586 Add level3 parameter and fill in.
6587 (detect_caches_intel): Handle level3 cache.
6589 2010-01-14 Andi Kleen <ak@linux.intel.com>
6591 * config/i386/drivers-i386.c (host_detect_local_cpu):
6592 Fix core duo detection.
6594 2010-01-14 Andi Kleen <ak@linux.intel.com>
6596 * config/i386/drivers-i386.c (host_detect_local_cpu):
6599 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6601 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6602 (rs6000_variable_issue_1): this. Use...
6603 (rs6000_variable_issue): here. Reimplement. Print debug info.
6605 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6607 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6608 sel_restore_notes. Update all callers. Call reemit_notes
6611 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6613 PR rtl-optimization/42246
6614 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6617 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6619 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6620 all successors is the same as number of successors in current region.
6622 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6624 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6625 to rename is not separable. Otherwise check that its LHS is not NULL.
6627 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6629 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6631 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6633 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6634 available registers when failed to discover LHS register class.
6635 Fix indentation. Update comment.
6637 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6638 Alexander Monakov <amonakov@ispras.ru>
6640 PR rtl-optimization/42389
6641 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6643 (advance_state_on_fence): Likewise.
6644 (sel_target_adjust_priority): Print debug output only when
6645 sched_verbose >= 4, not 2.
6646 (get_expr_cost): Do not issue all unique insns on the next cycle.
6647 (fill_insns): Initialize can_issue_more from the value saved
6649 * sel-sched-ir.c (flist_add): New parameter issue_more.
6650 Init FENCE_ISSUE_MORE with it.
6651 (merge_fences): Likewise.
6652 (init_fences): Update call to flist_add.
6653 (add_to_fences, add_clean_fence_to_fences)
6654 (add_dirty_fence_to_fences): Likewise.
6655 (move_fence_to_fences): Update call to merge_fences.
6656 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6658 * sel-sched-ir.h (struct _fence): New field issue_more.
6659 (FENCE_ISSUE_MORE): New accessor macro.
6661 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6663 PR rtl-optimization/42388
6664 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6665 that have no predecessors nor successors. Do not call move_bb_info
6666 for empty blocks outside of current region.
6668 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6670 PR rtl-optimization/42294
6671 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6672 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6673 originators' originators.
6675 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6677 PR rtl-optimization/39453
6678 PR rtl-optimization/42246
6679 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6681 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6683 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6684 Alexander Monakov <amonakov@ispras.ru>
6687 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6688 (maybe_tidy_empty_bb): ... here. Make static. Add new
6689 argument. Update all callers.
6690 (tidy_control_flow): ... and here. Recompute topological order
6691 of basic blocks in region if necessary.
6692 (sel_redirect_edge_and_branch): Change return type. Return true
6693 if topological order might have been invalidated.
6694 (purge_empty_blocks): Export and move from...
6695 * sel-sched.c (purge_empty_blocks): ... here.
6696 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
6697 (maybe_tidy_empty_bb): Delete prototype.
6698 (purge_empty_blocks): Declare.
6700 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6702 PR rtl-optimization/42249
6703 * sel-sched.c (try_replace_dest_reg): When chosen register
6704 and original register is the same, do not bail out early, but
6705 still check all original insns for validity of replacing destination
6706 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
6709 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6712 Port from no-undefined-overflow branch:
6713 2009-03-09 Richard Guenther <rguenther@suse.de>
6715 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
6717 2010-01-14 Richard Guenther <rguenther@suse.de>
6720 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
6722 2010-01-14 Ira Rosen <irar@il.ibm.com>
6724 PR tree-optimization/42709
6725 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
6726 as scalar type in creation of constant vector operand.
6728 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6731 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
6732 (check-parallel-%): Match `testsuite' directory component only
6735 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
6737 PR translation/39521
6738 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
6741 2010-01-13 Richard Guenther <rguenther@suse.de>
6743 PR tree-optimization/42730
6744 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
6747 2010-01-13 Steve Ellcey <sje@cup.hp.com>
6750 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
6751 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
6754 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
6756 * config/bfin/libgcc-bfin.ver: Regenerate based on current
6757 libgcc-std.ver. Add entries for ___smulsi3_highpart and
6758 ___umulsi3_highpart.
6760 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
6761 rather than schedule_insns if the pass is enabled.
6763 2010-01-13 Martin Jambor <mjambor@suse.cz>
6765 PR tree-optimization/42704
6766 * tree-sra.c (sra_modify_assign): Do not delete assignments to
6769 2010-01-13 Martin Jambor <mjambor@suse.cz>
6771 PR tree-optimization/42703
6772 * tree-sra.c (analyze_access_subtree): Check that we can build a
6773 reference to the original data within the aggregate.
6775 2010-01-13 Richard Guenther <rguenther@suse.de>
6777 PR tree-optimization/42705
6778 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6780 2010-01-13 Richard Guenther <rguenther@suse.de>
6783 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
6785 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6788 * var-tracking.c (values_to_unmark): New variable.
6789 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6790 values_to_unmark vector. Moved body to...
6791 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6792 instead queue it into values_to_unmark vector.
6793 (vt_find_locations): Free values_to_unmark vector.
6795 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
6797 * config/s390/s390.c (override_options): Set
6798 default of max-pending-list-length to 256
6800 2010-01-13 Richard Guenther <rguenther@suse.de>
6803 * tree-pass.h (PROP_gimple_lcx): New.
6804 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6805 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6806 before the final cleanup_eh.
6807 (dump_properties): Dump PROP_gimple_lcx.
6808 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6809 (tree_lower_complex_O0): Remove.
6810 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6811 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6812 tree_lower_complex, schedule TODO_update_ssa.
6813 * lto-streamer-out.c (output_function): Stream the functions
6815 * lto-streamer-in.c (input_function): Likewise.
6816 (lto_read_body): Do not override them here.
6818 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6821 * c-typeck.c (build_c_cast): Fold value cast to union type before
6822 wrapping it in a CONSTRUCTOR.
6824 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6826 PR rtl-optimization/42699
6827 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6830 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6832 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6833 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6834 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6835 SUBTARGET_WARN_UNUSED_SPEC): ... here
6836 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6838 2010-01-12 Julian Brown <julian@codesourcery.com>
6840 * config/arm/neon-schedgen.ml (Utils): Don't try to
6841 open missing module.
6842 (find_with_result): New.
6844 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6847 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6848 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6850 PR tree-optimization/42645
6851 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6852 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6853 decl_map, set processing_debug_stmt to -1 and return name without
6856 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6858 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6859 binutils version, and reword target configuration description.
6861 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6863 * config/avr/avr.h (LINKER_NAME): Remove.
6865 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6868 * config/rs6000/rs6000.c (rs6000_override_options): On targets
6869 that support VSX, warn for -mno-altivec if vsx is not disabled,
6872 2010-01-11 Joseph Myers <joseph@codesourcery.com>
6873 Shujing Zhao <pearly.zhao@oracle.com>
6875 PR translation/42469
6876 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
6877 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
6878 character between option name and help text.
6879 * c.opt (imultilib): Likewise.
6881 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
6883 * lto-streamer-out.c (output_unreferenced_globals): Output static
6886 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
6888 PR rtl-optimization/42621
6889 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
6890 optimizing for size.
6891 (duplicate_computed_gotos): Remove now-redundant check.
6893 2010-01-10 Steve Ellcey <sje@cup.hp.com>
6896 * configure.ac: Save and restore LDFLAGS and LIBS
6897 * configure: Regenerate.
6899 2010-01-10 Richard Guenther <rguenther@suse.de>
6902 * builtins.c (fold_builtin_strlen): Add type argument and
6903 convert the resulting length to it.
6904 (fold_builtin_1): Adjust.
6906 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6908 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
6909 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6911 (num_insns_constant_wide): Adjust for that change.
6913 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6916 * web.c (union_defs): Add used argument, to combine uses of
6918 (entry_register): Adjust type and tests of used argument.
6919 (web_main): Widen used for new use. Pass it to union_defs.
6920 * df.h (union_defs): Adjust prototype.
6922 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6925 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6926 uses in new incoming argument. Free body.
6927 (reset_debug_uses_in_loop): New.
6928 (analyze_insn_to_expand_var): Call the latter if the former found
6929 anything. Fix whitespace. Reject invalid dest overlaps before
6930 going through all insns in the loop.
6932 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6935 * haifa-sched.c (dying_use_p): Debug insns don't count.
6937 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6940 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6941 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6942 (verify_gimple_call): Reject LHS in noreturn calls.
6944 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6948 * tree-vect-loop-manip.c (adjust_info): New type.
6949 (adjust_vec): New pointer to vector.
6950 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6951 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6952 (slpeel_update_phis_for_duplicate_loop): Use them.
6953 (slpeel_update_phi_nodes_for_guard1): Likewise.
6954 (slpeel_update_phi_nodes_for_guard2): Likewise.
6955 (slpeel_tree_peel_loop_to_edge): Likewise.
6956 (vect_update_ivs_after_vectorizer): Likewise.
6958 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6960 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6961 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6963 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6965 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6966 bogus uninitialized warning.
6968 2010-01-09 Richard Guenther <rguenther@suse.de>
6971 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6972 the evolution is compatible with the initial condition.
6974 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6976 * gcc.c (process_command): Update copyright notice dates.
6977 * gcov.c (print_version): Likewise.
6978 * gcov-dump.c (print_version): Likewise.
6979 * mips-tfile.c (main): Likewise.
6980 * mips-tdump.c (main): Likewise.
6982 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6985 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6987 (rotlhi3_8): Delete.
6989 (rotlsi3_8): Delete.
6990 (rotlsi3_16): Delete.
6991 (rotlsi3_24): Delete.
6993 (*rotw<mode>3): New.
6994 (*rotb<mode>3): New.
6995 * config/avr/avr.c (avr_rotate_bytes): New function.
6996 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6998 2010-01-08 Steve Ellcey <sje@cup.hp.com>
7001 * configure.ac: Modify -rdynamic check.
7002 * configure: Regenerate.
7004 2010-01-08 DJ Delorie <dj@redhat.com>
7006 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
7007 register popping order.
7009 2010-01-08 Richard Guenther <rguenther@suse.de>
7012 * c.opt (fsigned-char): Also let LTO handle this option.
7013 (funsigned-char): Likewise.
7015 2010-01-07 Richard Guenther <rguenther@suse.de>
7017 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
7018 (gimple_op): Likewise.
7019 (gimple_op_ptr): Likewise.
7020 (gimple_assign_set_lhs): Remove gcc_assert.
7021 (gimple_assign_set_rhs1): Likewise.
7022 (gimple_assign_set_rhs2): Likewise.
7023 (gimple_call_set_lhs): Likewise.
7024 (gimple_call_set_fn): Likewise.
7025 (gimple_call_set_fndecl): Likewise.
7026 (gimple_call_fndecl): Likewise.
7027 (gimple_call_return_type): Likewise.
7028 (gimple_call_set_chain): Likewise.
7029 (gimple_call_num_args): Likewise.
7030 (gimple_call_set_arg): Likewise.
7031 (gimple_cond_set_code): Likewise.
7032 (gimple_cond_set_lhs): Likewise.
7033 (gimple_cond_set_rhs): Likewise.
7034 (gimple_cond_set_true_label): Likewise.
7035 (gimple_cond_set_false_label): Likewise.
7036 (gimple_label_set_label): Likewise.
7037 (gimple_goto_set_dest): Likewise.
7038 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
7039 (gimple_debug_bind_get_value): Likewise.
7040 (gimple_debug_bind_get_value_ptr): Likewise.
7041 (gimple_debug_bind_set_var): Likewise.
7042 (gimple_debug_bind_set_value): Likewise.
7043 (gimple_debug_bind_reset_value): Likewise.
7044 (gimple_debug_bind_has_value_p): Likewise.
7045 (gimple_return_retval_ptr): Remove gcc_assert.
7046 (gimple_return_retval): Likewise.
7047 (gimple_return_set_retval): Likewise.
7048 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
7049 (safe_referenced_var_iterator): Remove.
7050 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
7051 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
7052 (fill_referenced_var_vec): Remove.
7053 (first_readonly_imm_use): Remove redundant gcc_assert.
7054 (phi_arg_index_from_use): Combine gcc_asserts.
7055 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
7056 (first_imm_use_stmt): Remove redundant gcc_assert.
7057 * tree-cfg.c (verify_gimple_call): Verify function and chain
7058 operands. Verify arguments.
7059 (verify_types_in_gimple_stmt): Verify condition code and labels.
7061 2010-01-07 Richard Guenther <rguenther@suse.de>
7063 PR tree-optimization/42641
7064 * sese.c (rename_map_elt_info): Use the SSA name version, do
7067 2010-01-07 Jakub Jelinek <jakub@redhat.com>
7069 PR tree-optimization/42625
7070 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
7071 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
7073 2010-01-07 Duncan Sands <baldrick@free.fr>
7075 * Makefile.in (PLUGIN_HEADERS): Add version.h.
7077 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
7080 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
7081 note itself is not function_invariant_p.
7083 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
7085 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
7086 Do not add the DF_NOTE problem.
7087 * store-motion.c (execute_rtl_store_motion): Likewise.
7089 2010-01-07 Martin Jambor <mjambor@suse.cz>
7091 PR tree-optimization/42157
7092 * tree-sra.c (compare_access_positions): Stabilize sort if both
7093 accesses have integer types, return zero immediately if they are the
7096 2010-01-06 Richard Henderson <rth@redhat.com>
7099 * haifa-sched.c (add_to_note_list): Merge into ...
7100 (concat_note_lists): ... here, and ...
7101 (unlink_other_notes, rm_other_notes): Merge into...
7102 (remove_notes): ... here. Create REG_SAVE_NOTEs for
7103 NOTE_INSN_EPILOGUE_BEG.
7105 2010-01-06 Richard Guenther <rguenther@suse.de>
7107 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
7108 not inline regular functions into always-inline functions.
7110 2010-01-06 Nick Clifton <nickc@redhat.com>
7112 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
7113 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
7115 (OVERRIDE_OPTIONS): Delete.
7116 (OPTIMIZATION_OPTIONS): Define.
7117 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
7118 * config/rx/rx.c (rx_handle_option): Issue an error message if
7119 -mcpu=rx200 and -fpu are used together.
7120 (rx_set_optimization_options): New function. Issue an error
7121 message if an optimization attribute attempts to reset the FPU/
7122 math optimization pairing.
7123 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
7124 * config/rx/rx.opt: Set the default to 32-bit doubles.
7125 * config/rx/t-rx: Add multilibs for -nofpu option.
7126 * doc/invoke.texi: Update documentation of RX options.
7128 2010-01-06 Richard Guenther <rguenther@suse.de>
7130 * tree-ssa-pre.c (name_to_id): New global.
7131 (alloc_expression_id): Simplify SSA name handling.
7132 (lookup_expression_id): Likewise.
7133 (init_pre): Zero name_to_id.
7134 (fini_pre): Free it.
7136 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
7138 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
7140 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
7143 * config/i386/sse.md (smaxv2di3): New.
7144 (umaxv2di3): Likewise.
7145 (sminv2di3): Likewise.
7146 (uminv2di3): Likewise.
7148 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
7151 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
7152 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
7153 (legitimize_tls_address): Likewise.
7154 (sparc_tls_referenced_p): Likewise.
7155 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
7156 and adjust calls to legitimize_pic_address.
7157 (legitimate_constant_p) Use sparc_tls_referenced_p.
7158 (legitimate_pic_operand_p): Likewise.
7159 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
7160 (sparc_tls_symbol_ref_1): Delete.
7161 (sparc_tls_referenced_p): Make static, recognize specific patterns.
7162 (legitimize_tls_address): Make static, handle CONST patterns.
7163 (legitimize_pic_address): Make static, remove unused parameter and
7164 adjust recursive calls.
7165 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
7166 and adjust call to legitimize_pic_address.
7167 (sparc_output_mi_thunk): Likewise.
7169 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
7170 H.J. Lu <hongjiu.lu@intel.com>
7173 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
7174 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
7175 operands to make them signed.
7178 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7181 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7182 GTU to GT for V4SI and V2DI.
7184 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7185 (umin<mode>3): Removed.
7187 (uminv4si3): Likewise.
7189 2010-01-05 Martin Jambor <mjambor@suse.cz>
7191 PR tree-optimization/42462
7192 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
7193 current_function_decl to helper functions and macros.
7195 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7198 * flags.h: Don't include real.h.
7199 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
7200 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
7201 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
7202 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
7203 * dominance.c: Update copyright.
7204 * gimple.c (walk_gimple_op): Remove inline.
7205 * tree-ssa-reassoc.c: Include real.h.
7206 * Makefile.in (FLAGS_H): Remove $(REAL_H).
7207 (tree-ssa-reassoc.o): Depend on $(REAL_H).
7209 2010-01-05 Nick Clifton <nickc@redhat.com>
7211 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
7212 register to push into the stack frame when the accumulator has to
7213 be saved during interrupts.
7215 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
7217 * doc/invoke.texi: Remove the documentation about option
7219 * common.opt (Wunreachable-code): Preserved for backward
7221 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
7222 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
7223 the backward compatibility flag section.
7225 2010-01-05 Richard Guenther <rguenther@suse.de>
7227 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
7229 2010-01-05 Jakub Jelinek <jakub@redhat.com>
7232 * cfgexpand.c (expand_one_var): Diagnose too large variables.
7234 PR tree-optimization/42508
7235 * tree-sra.c (convert_callers): Check for recursive call
7236 by comparing cgraph nodes instead of decls.
7237 (modify_function): Call ipa_modify_formal_parameters also
7238 on all same_body aliases.
7240 * cgraphunit.c (cgraph_materialize_all_clones): Compare
7241 cgraph nodes when checking for same_body aliases.
7243 2010-01-05 Richard Guenther <rguenther@suse.de>
7245 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
7246 allocation and lookup.
7247 (get_or_alloc_expr_for_constant): Likewise.
7248 (phi_translate): Sink allocation.
7250 2010-01-04 Richard Guenther <rguenther@suse.de>
7252 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
7253 a new entry only if needed.
7254 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
7255 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
7257 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
7259 (phi_translate): Handle CONSTANTs early.
7261 2010-01-04 Martin Jambor <mjambor@suse.cz>
7263 PR tree-optimization/42398
7264 * tree-sra.c (struct access): Removed flag grp_different_types.
7265 (dump_access): Do not dump the removed flag.
7266 (sort_and_splice_var_accesses): Do not set the removed flag.
7267 (sra_modify_expr): Check for type compatibility directly.
7269 2010-01-04 Martin Jambor <mjambor@suse.cz>
7271 PR tree-optimization/42366
7272 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
7273 edges with variable number of parameters.
7274 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
7275 flag instead of asserting it.
7276 (ipa_read_node_info): Read uses_analysis_done flag.
7278 2010-01-04 Richard Guenther <rguenther@suse.de>
7280 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
7281 iterative_hash_* as intended.
7282 (vn_reference_compute_hash): Likewise. Simplify hashing
7284 (vn_reference_lookup_2): Likewise.
7285 (vn_nary_op_compute_hash): Likewise.
7286 (vn_phi_compute_hash): Likewise.
7287 (expressions_equal_p): Remove strange code.
7288 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
7289 (pre_expr_hash): Likewise. Simplify hashing SSA names.
7290 (bitmap_insert_into_set_1): Take value-id as parameter.
7291 (add_to_value): Pass it.
7292 (bitmap_insert_into_set): Likewise.
7293 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
7295 2010-01-04 Jakub Jelinek <jakub@redhat.com>
7298 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
7299 (do_self_spec): For switches with SWITCH_IGNORE set set also
7300 SWITCH_IGNORE_PERMANENTLY.
7301 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
7304 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
7306 * lto-streamer-out.c (output_unreferenced_globals): Output the full
7307 tree of an unreferenced global var.
7309 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7312 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7313 GTU to GT for V4SI and V2DI.
7315 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7316 (umin<mode>3): Removed.
7318 (uminv4si3): Likewise.
7320 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7323 * collect2.c (main): Turn on trace in collect2 if -v is passed
7326 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
7328 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
7329 description of expression operand.
7331 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
7333 * configure.ac: Add install-html to target_list for Make-hooks.
7334 * configure: Regenerate.
7335 * fortran/Make-lang.in (F95_HTMLFILES): New.
7336 (fortran.html): Use it.
7337 (fortran.install-html): New.
7338 * Makefile.in (install-html): Add lang.install-html.
7339 * java/Make-lang.in (JAVA_HTMLFILES): New.
7340 (java.html): Use it.
7341 (java.install-html): New.
7342 * objc/Make-lang.in (objc.install-html): New.
7343 * objcp/Make-lang.in (obj-c++.install-html): New.
7344 * cp/Make-lang.in (c++.install-html): New.
7345 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
7346 * lto/Make-lang.in (lto.install-html): New.
7348 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7351 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
7353 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
7355 PR rtl-optimization/41862
7356 * store-motion.c (store_killed_in_insn, compute_store_table,
7357 remove_reachable_equiv_notes, replace_store_insn,
7358 build_store_vectors): Ignore all DEBUG_INSNs.
7360 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7363 * common.opt: Add dumpdir.
7365 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
7367 (option_map): Add --dumpdir.
7369 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
7371 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
7373 * opts.c (decode_options): Try dump_dir_name first if
7374 dump_base_name isn't an absolute path.
7375 (common_handle_option): Handle OPT_dumpdir.
7377 * toplev.c (dump_dir_name): New.
7378 (print_switch_values): Also ignore -dumpdir.
7380 * toplev.h (dump_dir_name): New.
7382 2010-01-03 Richard Guenther <rguenther@suse.de>
7384 PR tree-optimization/42589
7385 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7386 double-word expansion of bswap32.
7388 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7390 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7391 with BLOCK_FOR_INSN.
7392 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7393 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7394 noce_process_if_block): Likewise.
7395 * gcse.c (compute_local_properties, insert_expr_in_table,
7396 insert_set_in_table, canon_list_insert, find_avail_set,
7397 pre_insert_copy_insn): Likewise.
7399 * basic-block.h (BLOCK_NUM): Move from here...
7400 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7402 2010-01-03 Richard Guenther <rguenther@suse.de>
7404 PR tree-optimization/42438
7405 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7406 contains_may_not_return_call flag.
7407 (BB_MAY_NOTRETURN): New.
7408 (valid_in_sets): Trapping nary operations are not valid
7409 in blocks that may not return.
7410 (insert_into_preds_of_block): Remove check for trapping expressions.
7411 (compute_avail): Compute also BB_MAY_NOTRETURN.
7413 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7415 * doc/invoke.texi: Add 2010 to copyright years.
7417 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7419 * config/sparc/sparc.c: Fix formatting nits.
7421 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7422 Alexander Monakov <amonakov@ispras.ru>
7424 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7426 2010-01-02 Richard Guenther <rguenther@suse.de>
7429 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7430 (simplify_switch_using_ranges): Mark to be removed edges
7433 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7435 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7437 * collect2.c (scan_libraries): Add missing argument in call to
7440 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
7443 * config/alpha/predicates.md (aligned_memory_operand): Return false
7445 (unaligned_memory_operand): Return true for CQImode.
7446 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7447 doesn not cross aligned SImode word boundary.
7449 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7451 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7453 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7454 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7456 2010-01-02 Richard Guenther <rguenther@suse.de>
7459 * toplev.c (compile_file): Emit LTO marker properly. Change
7461 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7463 2010-01-01 Richard Guenther <rguenther@suse.de>
7466 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7468 2010-01-01 Richard Guenther <rguenther@suse.de>
7471 * c-decl.c (grokdeclarator): For zero-size arrays force
7472 structural equality checks as layout_type does.
7474 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7476 * builtins.c: Update copyright to 2010.
7478 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7481 * lto-streamer-out.c (produce_asm): Revert the last change.
7482 (copy_function): Likewise.
7484 * lto-streamer.c (lto_get_section_name): Skip any leading
7487 2010-01-01 Richard Guenther <rguenther@suse.de>
7490 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7494 Copyright (C) 2010 Free Software Foundation, Inc.
7496 Copying and distribution of this file, with or without modification,
7497 are permitted in any medium without royalty provided the copyright
7498 notice and this notice are preserved.