1 2010-04-28 Richard Guenther <rguenther@suse.de>
4 * tree-inline.c (copy_bind_expr): Also copy bind expr vars
7 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
8 Jan Hubicka <hubicka@ucw.cz>
10 * doc/invoke.texi (-Wsuggest-attribute=const,
11 -Wsuggest-attribute=pure): Document.
12 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
13 (function_always_visible_to_compiler_p,
14 suggest_attribute, warn_function_pure, warn_function_const):
16 (check_call): Improve debug info.
17 (analyze_function): Do not check availability.
18 (add_new_function): Check availability.
19 (propagate): Output warnings.
20 (skip_function_for_local_pure_const): New function.
21 (local_pure_const): Use it; output warnings.
22 * common.opt (Wsuggest-attribute=const,
23 Wsuggest-attribute=pure): New.
25 2010-04-27 Jakub Jelinek <jakub@redhat.com>
27 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
28 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
29 or DW_CFA_def_cfa_offset{,_sf}.
31 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
33 * tree.h: Fix truncated long macros.
35 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
37 * collect2.c (TARGET_64BIT): Redefine to target's default.
39 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
40 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
41 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
42 for underscoring __USER_LABEL_PREFIX__.
43 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
44 (SUB_LINK_ENTRY32): New.
45 (SUB_LINK_ENTRY64): New.
46 (LINK_SPEC): Replace entry point spec by
48 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
49 (SUB_LINK_ENTRY64): New.
50 (SUB_LINK_ENTRY): New.
51 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
52 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
53 x64 target is choosen.
54 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
55 * configure: Regenerated.
56 * configure.ac (leading-mingw64-underscores): Option added.
58 2010-04-27 Jan Hubicka <jh@suse.cz>
60 * doc/invoke.texi (-fipa-profile): Document.
61 * opts.c (decode_options): Enable ipa-profile at -O1.
62 * timevar.def (TV_IPA_PROFILE): Define.
63 * common.opt (fipa-profile): Add.
64 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
66 (cgraph_propagate_frequency): Handle only local ones.
67 * tree-pass.h (pass_ipa_profile): Declare.
68 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
69 (pass_ipa_profile): Use TV_IPA_PROFILE.
70 * ipa.c (ipa_profile): New function.
71 (gate_ipa_profile): Likewise.
72 (pass_ipa_profile): New global variable.
73 * passes.c (pass_ipa_profile): New.
75 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
77 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
79 2010-04-27 Martin Jambor <mjambor@suse.cz>
82 * ipa.c (dissolve_same_comdat_group_list): New function.
83 (function_and_variable_visibility): Call
84 dissolve_same_comdat_group_list when comdat group contains external or
86 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
87 lists are circular and that they contain only DECL_ONE_ONLY nodes.
89 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
91 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
92 (const_hash_1) <VECTOR_CST>: New case.
93 (compare_constant) <VECTOR_CST>: Likewise.
94 <ADDR_EXPR>: Deal with LABEL_REFs.
95 (copy_constant) <VECTOR_CST>: New case.
97 2010-04-27 Jan Hubicka <jh@suse.cz>
99 * cgraph.c (cgraph_propagate_frequency): New function.
100 * cgraph.h (cgraph_propagate_frequency): Declare.
101 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
102 cgraph_propagate_frequency.
104 2010-04-27 Jakub Jelinek <jakub@redhat.com>
106 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
108 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
111 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
112 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
113 here to determine which regs to push and how much stack to reserve.
115 2010-04-27 Jie Zhang <jie@codesourcery.com>
117 * doc/gimple.texi (gimple_statement_with_ops): Remove
118 addresses_taken field.
119 (gimple_statement_with_memory_ops): Likewise.
121 2010-04-27 Jan Hubicka <jh@suse.cz>
123 * tree-inline.c (eni_inlining_weights): Remove.
124 (estimate_num_insns): Special case more builtins.
126 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
129 * c-typeck.c (build_binary_op): Move forward check for comparison
130 pointer with null pointer constant and adjust the diagnostic message.
132 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
135 * configure.ac (gcc_cv_as_section_has_align): Set if installed
136 binutils supports extended .section directive needed by LTO, or
137 warn if older binutils found.
138 (LTO_BINARY_READER): New AC_SUBST'd variable.
139 (LTO_USE_LIBELF): Likewise.
140 * gcc/config.gcc (lto_binary_reader): New target-specific configure
142 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
143 (LTO_USE_LIBELF): Likewise.
144 * configure: Regenerate.
146 * collect2.c (is_elf): Rename from this ...
147 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
148 object files in addition to ELF-formatted ones.
149 (scan_prog_file): Caller updated. Also allow for LTO info marker
150 symbol to be prefixed or not by an extra underscore.
152 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
153 * config/i386/winnt.c: Also #include lto-streamer.h
154 (i386_pe_asm_named_section): Specify 1-byte section alignment for
156 (i386_pe_asm_output_aligned_decl_common): Add comment.
157 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
159 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
162 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
163 Add missing earlyclobber for second alternative.
165 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
167 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
168 bits for artificial defs at the top of the block.
169 * fwprop.c (single_def_use_enter_block): Don't call it.
171 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
174 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
175 instead of "$gcc_cv_objdump -T".
176 Use "-undefined dynamic_lookup" on darwin.
177 * gcc/configure: Regenerate.
179 2010-04-26 Jakub Jelinek <jakub@redhat.com>
182 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
184 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
186 * c-parser.c (struct c_token): Move location field up.
187 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
188 (struct c_declspecs): Convert typespec_word, storage_class, and
189 default_int_p into bitfields.
190 (struct c_declarator): Move loc field up.
192 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
194 * cfgloop.h (struct loop): Move can_be_parallel field up.
195 * ipa-prop.h (struct ip_node_params): Move bitfields up.
196 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
198 (struct iv_cand): Convert pos field into a bitfield.
199 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
201 (struct _stmt_vec_info): Shuffle fields for better packing.
203 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
205 * varasm.c (IN_NAMED_SECTION): Remove guard.
206 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
207 (IN_NAMED_SECTION_P): ...this.
208 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
209 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
211 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
213 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
214 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
215 of shadowing it. Fix comments.
217 2010-04-26 Jan Hubicka <jh@suse.cz>
219 * cgraph.c (cgraph_create_node): Set node frequency to normal.
220 (cgraph_clone_node): Copy function frequency.
221 * cgraph.h (node_frequency): New enum
222 (struct cgraph_node): Add.
223 * final.c (rest_of_clean_state): Update.
224 * lto-cgraph.c (lto_output_node): Output node frequency.
225 (input_overwrite_node): Input node frequency.
226 * tre-ssa-loop-ivopts (computation_cost): Update.
227 * lto-streamer-out.c (output_function): Do not output function
229 * predict.c (maybe_hot_frequency_p): Update and handle functions
231 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
233 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
234 (compute_function_frequency): Set noreturn functions to be executed
236 (choose_function_section): Update.
237 * lto-streamer-in.c (input_function): Do not input function frequency.
238 * function.c (allocate_struct_function): Do not initialize function
240 * function.h (function_frequency): Remove.
241 (struct function): Remove function frequency.
242 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
243 (try_update): Update.
244 * tree-inline.c (initialize_cfun): Do not update function frequency.
245 * passes.c (pass_init_dump_file): Update.
246 * i386.c (ix86_compute_frame_layout): Update.
247 (ix86_pad_returns): Update.
249 2010-04-26 Jie Zhang <jie@codesourcery.com>
251 PR tree-optimization/43833
252 * tree-vrp.c (range_int_cst_p): New.
253 (range_int_cst_singleton_p): New.
254 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
255 when both operands are constants. Use range_int_cst_p in
258 2010-04-26 Jan Hubicka <jh@suse.cz>
260 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
262 2010-04-26 Richard Guenther <rguenther@suse.de>
265 * gimple.c (gimple_decl_printable_name): Deal gracefully
266 with a NULL DECL_NAME.
268 2010-04-26 Richard Guenther <rguenther@suse.de>
271 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
272 if emitting debug information and it is either a function
275 2010-04-26 Ira Rosen <irar@il.ibm.com>
277 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
278 determine if the statement is vectorizable, and a macro to
280 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
281 Skip statements that can't be vectorized. If the analysis
282 fails, mark the statement as unvectorizable if vectorizing
284 (vect_compute_data_refs_alignment): Likewise.
285 (vect_verify_datarefs_alignment): Skip statements marked as
286 unvectorizable. Add print.
287 (vect_analyze_group_access): Skip statements that can't be
288 vectorized. If the analysis fails, mark the statement as
289 unvectorizable if vectorizing basic block.
290 (vect_analyze_data_ref_accesses, vect_analyze_data_refs):
292 * tree-vect-stmts.c (vectorizable_store): Fix the number of
293 generated stmts for SLP.
294 (new_stmt_vec_info): Initialize the new field.
295 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
296 statements marked as unvectorizable.
298 2010-04-25 Joseph Myers <joseph@codesourcery.com>
300 * c-common.c (flag_isoc1x): New.
301 (flag_isoc99): Update comment.
302 * c-common.h (flag_isoc1x): New.
303 (flag_isoc99): Update comment.
304 * c-cppbuiltin.c (builtin_define_float_constants): Also define
305 __<type>_DECIMAL_DIG__.
306 * c-opts.c (set_std_c1x): New.
307 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
308 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
309 * c.opt (-std=c1x, -std=gnu1x): New options.
310 * doc/cpp.texi: Mention -std=c1x.
311 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
312 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
313 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
314 * doc/standards.texi: Mention C1X.
315 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
316 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
317 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
320 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
322 * config/i386/gmon-sol2.c (_mcleanup): Change format string
323 placeholder from 0x%x to %#x.
324 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
325 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
326 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
327 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
328 * config/i386/i386.c (ix86_target_string): Ditto.
329 (output_pic_addr_const): Ditto.
330 (print_operand): Ditto.
332 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
334 * combine.c (find_split_point): Add third argument. Use it
335 to find nested multiply-accumulate instructions. Adjust calls.
336 (try_combine): Adjust call to find_split_point.
338 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
340 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
342 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
344 PR tree-optimization/41442
345 * fold-const.c (merge_truthop_with_opposite_arm): New function.
346 (fold_binary_loc): Call it.
348 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
350 * toplev.c (general_init): Set default for fdiagnostics-show-option.
351 * opts.c (common_handle_option): Allow disabling it.
352 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
354 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
356 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
357 between modes if both types are integral.
359 2010-04-23 Richard Guenther <rguenther@suse.de>
361 PR tree-optimization/43572
362 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
364 2010-04-23 Richard Guenther <rguenther@suse.de>
367 * tree-inline.c (tree_can_inline_p): Also check compatibility
370 2010-04-23 Martin Jambor <mjambor@suse.cz>
372 PR tree-optimization/43846
373 * tree-sra.c (struct access): New flag grp_assignment_read.
374 (build_accesses_from_assign): Set grp_assignment_read.
375 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
376 (enum mark_read_status): New type.
377 (analyze_access_subtree): Propagate grp_assignment_read, create
378 accesses also if both direct_read and root->grp_assignment_read.
380 2010-04-23 Martin Jambor <mjambor@suse.cz>
383 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
384 function does not have type attributes.
386 2010-04-23 Richard Guenther <rguenther@suse.de>
389 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
392 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
394 * sese.h (create_if_region_on_edge): Remove.
396 * sese.c (create_if_region_on_edge): Make static.
398 * tree-inline.c: Do not include ggc.h.
400 * expr.c: Do not include ggc.h.
402 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
405 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
408 * config/sh/sh.c (find_barrier): Don't emit a constant pool
409 in the middle of insns for casesi_worker_2.
411 2010-04-22 David Edelsohn <edelsohn@gnu.org>
413 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
415 2010-04-22 Ira Rosen <irar@il.ibm.com>
417 PR tree-optimization/43842
418 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
419 loop unrolling in update of exit phis. Fix comment.
420 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
421 least two reduction statements in the loop before starting SLP
424 2010-04-22 Nick Clifton <nickc@redhat.com>
426 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
428 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
430 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
433 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
435 * tree-parloops.c (loop_parallel_p): New argument
436 parloop_obstack. Pass it down.
437 (parallelize_loops): New variable parloop_obstack. Initialize it,
438 pass it down, free it.
440 * tree-loop-linear.c (linear_transform_loops): Pass down
443 * tree-data-ref.h (lambda_compute_access_matrices): New argument
444 of type struct obstack *.
446 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
447 scratch_obstack. Initialize it, pass down, free it.
449 * lambda.h (lambda_loop_new): Remove.
450 (lambda_matrix_new, lambda_matrix_inverse)
451 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
452 argument of type struct obstack *.
454 * lambda-trans.c (lambda_trans_matrix_new): New argument
455 lambda_obstack. Pass it down, use obstack allocation for ret.
456 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
459 * lambda-mat.c (lambda_matrix_get_column)
460 (lambda_matrix_project_to_null): Remove.
461 (lambda_matrix_new): New argument lambda_obstack. Use obstack
463 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
466 * lambda-code.c (lambda_loop_new): New function.
467 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
468 (lambda_compute_auxillary_space, lambda_compute_target_space)
469 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
470 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
471 (build_access_matrix): New argument lambda_obstack. Use obstack
473 (lambda_compute_step_signs, lambda_compute_access_matrices): New
474 argument lambda_obstack. Pass it down.
476 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
478 * optabs.h (expand_widening_mult): Declare.
480 2010-04-22 Richard Guenther <rguenther@suse.de>
482 PR tree-optimization/43845
483 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
484 lookup the CALL_EXPR function and arguments.
486 2010-04-22 Nick Clifton <nickc@redhat.com>
488 * config/stormy16/stormy16.c
489 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
490 * config/stormy16/stormy16.h: Tidy up formatting.
491 (DONT_USE_BUILTIN_SETJMP): Remove definition.
492 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
493 (ineqbranchsi): Delete pattern.
494 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
495 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
496 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
497 stormy16-lib2-ucmpsi2.c.
499 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
501 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
502 df_simulate_find_noclobber_defs as appropriate. Keep track of an
503 extra set merge_set_noclobber, and use it to relax the final test
505 * df.h (df_simulate_find_noclobber_defs): Declare.
506 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
508 (df_simulate_find_noclobber_defs): New function.
510 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
512 * config/i386/i386.md: Use {} around multi-line preparation statements.
514 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
516 * c-tree.h (push_init_level, pop_init_level, set_init_index)
517 (process_init_element): New argument of type struct obstack *.
519 * c-typeck.c (push_init_level, pop_init_level, set_designator)
520 (set_init_index, set_init_label, set_nonincremental_init)
521 (set_nonincremental_init_from_string, find_init_member)
522 (output_init_element, output_pending_init_elements)
523 (process_init_element): New argument braced_init_obstack. Pass it
525 (push_range_stack, add_pending_init): New argument
526 braced_init_obstack. Use obstack allocation.
528 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
529 braced_init_obstack. Pass it down.
530 (c_parser_braced_init): New variables ret, braced_init_obstack.
531 Initialize obstack, pass it down and finally free it.
533 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
536 * tree-pass.h (pass_optimize_widening_mul): Declare.
537 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
538 gate_optimize_widening_mul): New static functions.
539 (pass_optimize_widening_mul): New.
540 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
541 <case MULT_EXPR>: Remove support for widening multiplies.
542 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
543 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
544 simplify_gen_unary rather than directly building extensions.
545 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
547 * expmed.c (expand_widening_mult): New function.
548 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
550 2010-04-21 Jan Hubicka <jh@suse.cz>
552 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
553 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
554 * lto-wpa-fixup.c: Remove.
555 * Makefile.in (lto-wpa-fixup.o): Remove.
556 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
557 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
558 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
560 2010-04-21 Jan Hubicka <jh@suse.cz>
562 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
563 add write_optimization_summary, read_optimization_summary.
564 (ipa_write_summaries_of_cgraph_node_set): Remove.
565 (ipa_write_optimization_summaries): Declare.
566 (ipa_read_optimization_summaries): Declare.
567 * ipa-cp.c (pass_ipa_cp): Update.
568 * ipa-reference.c (pass_ipa_reference): Update.
569 * ipa-pure-const.c (pass_ipa_pure_const): Update.
570 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
572 * ipa-inline.c (pass_ipa_inline): Update.
573 * ipa.c (pass_ipa_whole_program): Update.
574 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
575 * passes.c (ipa_write_summaries_1): Do not test wpa.
576 (ipa_write_optimization_summaries_1): New.
577 (ipa_write_optimization_summaries): New.
578 (ipa_read_summaries): Do not test ltrans.
579 (ipa_read_optimization_summaries_1): New.
580 (ipa_read_optimization_summaries): New.
582 2010-04-21 Jan Hubicka <jh@suse.cz>
584 * lto-cgraph.c (lto_output_node): Do not output comdat groups
586 (output_cgraph): Do not arrange comdat groups for boundary nodes.
588 2010-04-21 Jakub Jelinek <jakub@redhat.com>
591 * dwarf2out.c (add_name_and_src_coords_attributes): Add
592 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
594 2010-04-21 Jan Hubicka <jh@suse.cz>
596 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
598 2010-04-21 Jan Hubicka <jh@suse.cz>
600 * varpool.c (decide_is_variable_needed): Variable is always needed
603 2010-04-21 Jan Hubicka <jh@suse.cz>
605 * opts.c (decode_options): Enable pure-const pass for whopr.
607 2010-04-21 Jan Hubicka <jh@suse.cz>
609 * cgraph.c (dump_cgraph_node): Dump also assembler name.
610 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
612 (cgraph_decide_inlining): Do not expect callee to be removed in all
615 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
617 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
619 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
621 * config/i386/i386.md (x86_shrd): Add athlon_decode and
622 amdfam10_decode attributes.
624 2010-04-21 Jakub Jelinek <jakub@redhat.com>
627 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
628 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
629 (lower_copyprivate_clauses): Use private var in outer
630 context instead of original var. Make sure the types
631 are correct for VLAs.
633 2010-04-21 Richard Guenther <rguenther@suse.de>
635 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
636 to non-pointer objects.
638 2010-04-21 Jakub Jelinek <jakub@redhat.com>
640 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
641 last chain entry if it starts with the still current label.
642 (add_location_or_const_value_attribute): Check that
643 loc_list->first->next is NULL instead of comparing ->first with ->last.
644 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
645 to add_var_loc_to_decl.
647 * dwarf2out.c (output_call_frame_info): For dw_cie_version
648 >= 4 add also address size and segment size fields into CIE header.
650 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
651 long as address size is the same as sizeof (void *) and
653 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
654 address size or segment size is unexpected, return DW_EH_PE_omit.
655 (classify_object_over_fdes): If get_cie_encoding returned
656 DW_EH_PE_omit, return -1.
657 (init_object): If classify_object_over_fdes returned -1,
658 pretend there were no FDEs at all.
660 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
662 * config/i386/i386.md (bswap<mode>2): Macroize expander from
663 bswap{si,di}2 using SWI48 mode iterator.
664 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
665 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
666 set modrm attribute of bswap insn to 0 and remove length attribute.
667 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
668 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
669 set mode attribute to <MODE> and remove length attribute.
671 2010-04-20 James E. Wilson <wilson@codesourcery.com>
673 PR rtl-optimization/43520
674 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
675 zero available registers.
677 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
679 * builtins.c (fold_builtin_cproj): Fold more cases.
681 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
683 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
684 (fold_builtin_1): Fold builtin cproj.
685 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
686 Use ATTR_CONST_NOTHROW_LIST.
688 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
690 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
691 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
692 ffsi2_no_cmove for !TARGET_CMOVE.
693 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
694 (ffssi2): Remove expander.
695 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
697 (ctz<mode>2): Ditto from ctz{si,di}2.
698 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
700 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
703 2010-04-20 Jakub Jelinek <jakub@redhat.com>
705 * dwarf2out.c (AT_linkage_name): Define.
706 (clone_as_declaration): Handle DW_AT_linkage_name.
707 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
708 of DW_AT_MIPS_linkage_name.
709 (move_linkage_attr): Likewise.
710 (dwarf2out_finish): Likewise.
712 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
715 * fold-const.c (fold_comparison): New folding rule.
717 2010-04-20 Anatoly Sokolov <aesok@post.ru>
719 * double-int.h (double_int_setbit): Declare.
720 * double-int.c (double_int_setbit): New function.
721 * rtl.h (immed_double_int_const): Declare.
722 * emit-rtl.c (immed_double_int_const): New function.
723 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
724 and immed_double_int_const functions.
725 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
726 expand_copysign_bit): (Ditto.).
727 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
728 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
729 * dojump.c (prefer_and_bit_test): (Ditto.).
730 * expr.c (convert_modes, reduce_to_bit_field_precision,
731 const_vector_from_tree): (Ditto.).
732 * expmed.c (mask_rtx, lshift_value): (Ditto.).
734 2010-04-20 Jan Hubicka <jh@suse.cz>
736 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
737 (dump_cgraph_node): Dump new flags.
738 * cgraph.h (struct cgraph_node): Add flags
739 reachable_from_other_partition and in_other_partition.
740 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
741 other partition can not be removed.
742 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
743 the other partition must be output; silence sanity checking on
744 leaking functions bodies from other paritition.
745 * lto-cgraph.c (reachable_from_other_partition_p): New function.
746 (lto_output_node): Output new flags; do not sanity check that inline
747 clones are output; drop lto_forced_extern_inline_p code; do not mock
748 visibility flags at partition boundaries.
749 (add_node_to): New function.
750 (output_cgraph): Use it to sort functions so masters appear before
752 (input_overwrite_node): Input new flags.
753 * passes.c (ipa_write_summaries): Do not call
754 lto_new_extern_inline_states.
755 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
756 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
757 lto_forced_extern_inline_p): Kill.
758 * lto-streamer.h (lto_new_extern_inline_states,
759 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
760 lto_forced_extern_inline_p): Kill.
762 2010-04-20 Richard Guenther <rguenther@suse.de>
764 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
765 from vars that can have pointers.
766 (process_constraint): Dump useless constraints.
768 2010-04-20 Richard Guenther <rguenther@suse.de>
770 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
771 (dump_sa_points_to_info): Remove asserts.
772 (init_base_vars): nothing_id isn't an escape point nor does it
775 2010-04-20 Jakub Jelinek <jakub@redhat.com>
777 * tree.h (TYPE_REF_IS_RVALUE): Define.
778 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
779 should_move_die_to_comdat, prune_unused_types_walk): Handle
780 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
781 (modified_type_die, gen_reference_type_die): Emit
782 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
783 if TYPE_REF_IS_RVALUE and -gdwarf-4.
785 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
788 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
789 calls for -fpic -m31 if they have been sibcall optimized.
791 2010-04-19 James E. Wilson <wilson@codesourcery.com>
793 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
794 ar.lc fixed and call-used.
796 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
798 2010-04-19 Jan Hubicka <jh@suse.cz>
800 * opts.c (decode_options): Disable whpr incompatible passes.
801 * lto/lto.c (lto_1_to_1_map): Skip clones.
802 (read_cgraph_and_symbols): Do not mark everything as needed.
803 (do_whole_program_analysis): Do map only after optimizing;
804 set proper cgraph_state; use passmanager.
806 2010-04-19 DJ Delorie <dj@redhat.com>
808 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
809 POINTER_PLUS_EXPR and fix them.
811 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
813 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
814 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
815 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
816 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
817 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
818 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
819 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
820 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
821 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
822 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
823 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
825 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
827 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
828 (check_cond_move_block): Likewise.
829 (cond_move_process_if_block): Likewise.
830 (noce_find_if_block): Improve formatting.
831 (find_if_header): Pass 0 to memset and tweak conditions.
832 (cond_exec_find_if_block): Fix long lines and tweak conditions.
834 2010-04-19 Jakub Jelinek <jakub@redhat.com>
836 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
840 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
841 with non-local decl doesn't need chain.
843 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
845 * ira-color.c (allocno_reload_assign): Avoid accumulating
846 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
848 2010-04-19 Martin Jambor <mjambor@suse.cz>
850 * gimple.h (create_tmp_reg): Declare.
851 * gimplify.c (create_tmp_reg): New function.
852 (gimplify_return_expr): Use create_tmp_reg.
853 (gimplify_omp_atomic): Likewise.
854 (gimple_regimplify_operands): Likewise.
855 * tree-dfa.c (make_rename_temp): Likewise.
856 * tree-predcom.c (predcom_tmp_var): Likewise.
857 (reassociate_to_the_same_stmt): Likewise.
858 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
859 (get_replaced_param_substitute): Likewise.
860 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
861 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
862 * tree-ssa-pre.c (get_representative_for): Likewise.
863 (create_expression_by_pieces): Likewise.
864 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
865 (create_tailcall_accumulator): Likewise.
867 2010-04-19 Martin Jambor <mjambor@suse.cz>
869 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
871 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
873 2010-04-19 Richard Guenther <rguenther@suse.de>
875 PR tree-optimization/43796
876 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
877 from SCEV in the lattice.
878 (vrp_visit_phi_node): Dump change.
880 2010-04-19 Richard Guenther <rguenther@suse.de>
882 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
883 * configure: Re-generated.
885 2010-04-19 Richard Guenther <rguenther@suse.de>
887 PR tree-optimization/43783
888 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
889 constant ARRAY_REF operands two and three if possible.
891 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
894 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
896 2010-04-19 Jie Zhang <jie@codesourcery.com>
899 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
901 2010-04-19 Ira Rosen <irar@il.ibm.com>
903 PR tree-optimization/37027
904 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
905 and macro to access it.
906 (vectorizable_reduction): Add argument.
907 (vect_get_slp_defs): Likewise.
908 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
909 statements for possible use in SLP.
910 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
911 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
912 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
914 (vectorizable_reduction): Likewise.
915 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
917 (vectorizable_type_demotion, vectorizable_type_promotion,
918 vectorizable_store): Likewise.
919 (vect_analyze_stmt): Update call to vectorizable_reduction.
920 (vect_transform_stmt): Likewise.
921 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
922 (vect_build_slp_tree): Fix indentation. Check that there are no loads
923 from different interleaving chains in same node.
924 (vect_slp_rearrange_stmts): New function.
925 (vect_supported_load_permutation_p): Allow load permutations for
926 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
927 inside SLP nodes if necessary.
928 (vect_analyze_slp_instance): Handle reductions.
929 (vect_analyze_slp): Try to build SLP instances originating from groups
931 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
932 (vect_get_constant_vectors): Create initial vectors for reductions
933 according to reduction code. Add new argument.
934 (vect_get_slp_defs): Add new argument, pass it to
935 vect_get_constant_vectors.
936 (vect_schedule_slp_instance): Remove SLP tree root statements.
938 2010-04-19 Jakub Jelinek <jakub@redhat.com>
940 * tree.h (ENUM_IS_SCOPED): Define.
941 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
942 for ENUM_IS_SCOPED enums.
944 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
946 * fold-const.c (fold_comparison): Use ssizetype.
947 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
948 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
949 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
950 * tree-object-size.c (compute_object_sizes): Use size_type_node.
952 * tree.h (initialize_sizetypes): Remove parameter.
953 (build_common_tree_nodes): Remove second parameter.
954 * stor-layout.c (initialize_sizetypes): Remove parameter.
955 Always create an unsigned type.
956 (set_sizetype): Assert that the passed type is unsigned and simplify.
957 * tree.c (build_common_tree_nodes): Remove second parameter.
958 Adjust call to initialize_sizetypes.
959 * c-decl.c (c_init_decl_processing): Remove second argument in call to
960 build_common_tree_nodes.
962 2010-04-18 Matthias Klose <doko@ubuntu.com>
964 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
966 2010-04-18 Ira Rosen <irar@il.ibm.com>
968 PR tree-optimization/43771
969 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
970 load permutation doesn't have gaps.
972 2010-04-18 Jan Hubicka <jh@suse.cz>
974 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
975 (sse_prologue_save_insn expander): Use new pattern.
976 (sse_prologue_save_insn1): New pattern and splitter.
977 (sse_prologue_save_insn): Update to deal also with 64bit aligned
979 * i386.c (setup_incoming_varargs_64): Do not compute jump
981 (ix86_gimplify_va_arg): Update alignment needed.
982 (ix86_local_alignment): Do not align all local arrays to 128bit.
984 2010-04-17 Jan Hubicka <jh@suse.cz>
986 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
988 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
990 * arm.md (negdi2): Remove redundant code to force values into a
993 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
995 * arm/bpabi.S: Add EABI alignment attributes to objects.
996 * arm/bpabi-v6m.S: Likewise.
997 * arm/crti.asm: Likewise.
998 * arm/crtn.asm: Likewise.
999 * arm/lib1funcs.asm: Likewise.
1000 * arm/libunwind.S: Likewise.
1002 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1004 * arm-protos.h (tune_params): New structure.
1005 * arm.c (current_tune): New variable.
1006 (arm_constant_limit): Delete.
1007 (struct processors): Add pointer to the tune parameters.
1008 (arm_slowmul_tune): New tuning option.
1009 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
1010 (all_cores): Adjust to pick up the tuning model.
1011 (arm_constant_limit): New function.
1012 (arm_override_options): Select the appropriate tuning model. Delete
1013 initialization of arm_const_limit.
1014 (arm_split_constant): Use the new constant-limit model.
1015 (arm_rtx_costs): Pick up the current tuning model.
1016 * arm.md (is_strongarm, is_xscale): Delete.
1017 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
1018 for Xscale variant architectures.
1019 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
1021 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1023 * config/arm/arm.c (arm_gen_constant): Remove unused variable
1025 (arm_rtx_costs_1): Remove unused variable extra_cost.
1026 (arm_unwind_emit_set): Use variable offset.
1027 (thumb1_output_casesi): Remove unused variable flags.
1029 2010-04-16 Jeff Law <law@redhat.com>
1031 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
1032 needing assignment rather than doing a two-phase assignment. Remove
1033 unused variable 'm'.
1035 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1038 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
1040 2010-04-16 Doug Kwan <dougkwan@google.com>
1042 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
1043 (next_operand_entry_id): New static variable.
1044 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
1045 (add_to_ops_vec): Assigned unique ID to operand entry.
1046 (struct oecount_s): New field ID.
1047 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
1048 (undistribute_ops_list): Assign unique IDs to oecounts.
1049 (init_reassoc): reset next_operand_entry_id.
1051 2010-04-16 Doug Kwan <dougkwan@google.com>
1053 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
1054 missing left parenthesis.
1056 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
1058 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
1059 *btdi_rex64 using SWI48 mode iterator.
1060 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
1061 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
1062 *jcc_btdi_mask_rex64.
1064 2010-04-16 Anatoly Sokolov <aesok@post.ru>
1066 * double-int.h (tree_to_double_int): Convert to macro.
1067 * double-int.c (tree_to_double_int): Remove.
1069 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1072 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
1073 with want_address 2 and in case a single element list might be
1074 possible, call it again with want_address 0.
1076 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1078 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
1079 case 'W' print operands for HI mode.
1080 * config/h8300/h8300.h (Y0, Y2) : New constraints.
1081 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
1082 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
1083 * config/h8300/predicate.md (bit_register_indirect_operand): New.
1085 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
1087 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
1088 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
1089 #xx:3 and #xx:4 mode.
1091 * config/h8300/h8300.md (inverted load with HImode dest): Add
1092 support for H8300SX.
1094 * config/h8300/predicate.md (bit_operand): Allow immediate values that
1095 satisfy 'U' constraint.
1097 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1099 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
1100 * configure: Regenerate.
1101 * config.in: Regenerate.
1102 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
1105 2010-04-16 Richard Guenther <rguenther@suse.de>
1107 * tree.h (struct tree_decl_minimal): Move pt_uid ...
1108 (struct tree_decl_common): ... here.
1109 (DECL_PT_UID): Adjust.
1110 (SET_DECL_PT_UID): Likewise.
1111 (DECL_PT_UID_SET_P): Likewise.
1113 2010-04-16 Richard Guenther <rguenther@suse.de>
1115 PR tree-optimization/43572
1116 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
1117 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
1118 * tree-flow.h (is_call_clobbered): Remove.
1119 * tree-flow-inline.h (is_call_clobbered): Likewise.
1120 * tree-dfa.c (dump_variable): Do not dump call clobber state.
1121 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
1122 (execute_return_slot_opt): Adjust.
1123 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
1124 check for call clobbered vars here.
1125 (find_tail_calls): Move tailcall verification to the
1128 2010-04-16 Diego Novillo <dnovillo@google.com>
1130 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
1132 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1135 * config/arm/arm.md (cbranchqi4): New pattern.
1136 * config/arm/predicates.md (const0_operand,
1137 cbranchqi4_comparison_operator): New predicates.
1139 2010-04-16 Richard Guenther <rguenther@suse.de>
1141 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
1142 (dump_gimple_stmt): Likewise.
1144 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1146 * recog.h (struct recog_data): New field is_operator.
1147 (struct insn_operand_data): New field is_operator.
1148 * recog.c (extract_insn): Set recog_data.is_operator.
1149 * genoutput.c (output_operand_data): Emit code to set the
1151 * reload.c (find_reloads): Use it rather than testing for an
1152 empty constraint string.
1155 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
1156 If the previous insn is a cbranchsi4_insn with the same arguments,
1157 omit the compare instruction.
1159 * config/arm/arm.md (addsi3_cbranch): If destination is a high
1160 register, inputs must be low registers and we need a low register
1161 scratch. Handle alternative 2 like alternative 3.
1163 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1165 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
1166 don't call get_addr on both. If one expression is a VALUE and
1167 the other a REG, check VALUE's locs if the REG isn't among them.
1169 2010-04-16 Christian Bruel <christian.bruel@st.com>
1171 * config/sh/sh.h (sh_frame_pointer_required): New function.
1172 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
1173 (flag_omit_frame_pointer) Set.
1174 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
1175 (rounded_frame_size): Adjust size with outgoing_args_size.
1176 (sh_set_return_address): Must return from stack pointer.
1177 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
1178 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1179 (ACCUMULATE_OUTGOING_ARGS): Define.
1180 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
1181 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
1183 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1186 * config/sh/sh.c (sh_legitimize_reload_address): Use
1187 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
1188 Remove a unneeded check for offset_base.
1190 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
1192 * configure: Regenerated.
1194 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1196 * config/s390/s390.c (s390_call_save_register_used): Switch back
1197 to HARD_REGNO_NREGS.
1199 2010-04-15 Richard Guenther <rguenther@suse.de>
1201 * alias.c (alias_set_subset_of): Handle alias-set zero
1204 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
1205 Julian Brown <julian@codesourcery.com>
1207 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
1208 alternatives according to use of high and low regs.
1209 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
1210 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
1211 optimizing for size on Thumb-2.
1213 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
1215 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
1217 2010-04-15 Richard Guenther <rguenther@suse.de>
1219 * tree-ssa-structalias.c (struct variable_info): Add
1221 (new_var_info): Initialize it.
1222 (dump_constraints): Support printing last added constraints.
1223 (debug_constraints): Adjust.
1224 (dump_constraint_graph): Likewise.
1225 (make_heapvar_for): Check for NULL cfun.
1226 (get_function_part_constraint): New function.
1227 (get_fi_for_callee): Likewise.
1228 (find_func_aliases): Properly implement IPA PTA constraints.
1229 (process_ipa_clobber): New function.
1230 (find_func_clobbers): Likewise.
1231 (insert_into_field_list_sorted): Remove.
1232 (create_function_info_for): Properly allocate vars for IPA mode.
1233 Do not use insert_into_field_list_sorted.
1234 (create_variable_info_for): Properly generate constraints for
1235 global vars in IPA mode.
1236 (dump_solution_for_var): Always dump the solution.
1237 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
1238 (find_what_var_points_to): Adjust.
1239 (pt_solution_set): Change.
1240 (pt_solution_ior_into): New function.
1241 (pt_solution_empty_p): Export.
1242 (pt_solution_includes_global): Adjust.
1243 (pt_solution_includes_1): Likewise.
1244 (pt_solutions_intersect_1): Likewise.
1245 (dump_sa_points_to_info): Check some invariants.
1246 (solve_constraints): Move constraint dumping ...
1247 (compute_points_to_sets): ... here.
1248 (ipa_pta_execute): ... and here.
1249 (compute_may_aliases): Do not re-compute points-to info
1250 locally if IPA info is available.
1251 (ipa_escaped_pt): New global var.
1252 (ipa_pta_execute): Properly implement IPA PTA.
1253 * tree-into-ssa.c (dump_decl_set): Support dumping
1254 decls not in referenced-vars.
1255 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
1256 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
1257 (dump_points_to_solution): Likewise.
1258 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
1259 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
1260 (remap_gimple_stmt): Reset call clobber/use information if necessary.
1261 (copy_decl_to_var): Copy DECL_PT_UID.
1262 (copy_result_decl_to_var): Likewise.
1263 * tree.c (make_node_stat): Initialize DECL_PT_UID.
1264 (copy_node_stat): Copy it.
1265 * tree.h (DECL_PT_UID): New macro.
1266 (SET_DECL_PT_UID): Likewise.
1267 (DECL_PT_UID_SET_P): Likewise.
1268 (struct tree_decl_minimal): Add pt_uid member.
1269 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
1270 (pt_solution_empty_p): Declare.
1271 (pt_solution_set): Adjust.
1272 (ipa_escaped_pt): Declare.
1273 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
1274 * gimple-pretty-print.c (pp_points_to_solution): New function.
1275 (dump_gimple_call): Dump call clobber/use information.
1276 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
1277 * tree-pass.h (TDF_ALIAS): New dump option.
1278 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
1279 * doc/invoke.texi (-fipa-pta): Update documentation.
1281 2010-04-15 Richard Guenther <rguenther@suse.de>
1283 * Makefile.in (OBJS-common): Add gimple-fold.o.
1284 (gimple-fold.o): New rule.
1285 * tree.h (maybe_fold_offset_to_reference,
1286 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
1288 * gimple.h: ... here.
1289 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
1290 may_propagate_address_into_dereference): Move prototypes ...
1291 * gimple.h: ... here.
1292 * tree-ssa-ccp.c (get_symbol_constant_value,
1293 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
1294 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
1295 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
1296 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
1297 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
1298 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
1299 gimplify_and_update_call_from_tree): Move ...
1300 * gimple-fold.c: ... here. New file.
1301 (ccp_fold_builtin): Rename to ...
1302 (gimple_fold_builtin): ... this.
1303 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
1305 2010-04-15 Richard Guenther <rguenther@suse.de>
1307 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
1308 fit_double_type, force_fit_type_double, add_double_with_sign,
1309 neg_double, mul_double_with_sign, lshift_double, rshift_double,
1310 lrotate_double, rrotate_double, div_and_round_double): Move ...
1311 * double-int.c: ... here.
1312 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
1313 add_double, neg_double, mul_double_with_sign, mul_double,
1314 lshift_double, rshift_double, lrotate_double, rrotate_double,
1315 div_and_round_double): Move prototypes ...
1316 * double-int.h: ... here.
1318 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
1321 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
1322 matching constraints to ensure inputs match the output.
1324 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1327 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
1328 in an input-only operand.
1330 2010-04-15 Anatoly Sokolov <aesok@post.ru>
1332 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
1333 (double_int_not, double_int_lshift, double_int_rshift): Declare.
1334 (double_int_negative_p): Convert to static inline function.
1335 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
1336 (double_int_negative_p): Remove.
1337 * tree.h (lshift_double, rshift_double):
1338 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
1339 * fold-const.c (fold_convert_const_int_from_real,
1340 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
1341 (lshift_double): Change type of arith argument to bool.
1342 (rshift_double): Change type of arith argument to bool. Correct
1344 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1346 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
1349 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
1350 at the start and end of the then/else blocks, and omit them from the
1352 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
1353 argument; all callers changed. Pass zero to old_insns_match_p instead.
1354 (flow_find_head_matching_sequence): New function.
1355 (old_insns_match_p): Check REG_EH_REGION notes for calls.
1356 * basic-block.h (flow_find_cross_jump,
1357 flow_find_head_matching_sequence): Declare functions.
1359 2010-04-14 Jason Merrill <jason@redhat.com>
1362 * c-common.c (attribute_takes_identifier_p): New fn.
1363 * c-common.h: Declare it.
1365 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1367 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1369 (*udivmod<mode>4): Ditto.
1371 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1373 * config/i386/i386.md (maxmin_int): Rename code attribute from
1374 maxminiprefix and update all users.
1375 (maxmin_float): Ditto from maxminfprefix.
1376 (logic): Ditto from logicprefix.
1377 (absneg_mnemonic): Ditto from absnegprefix.
1378 * config/i386/mmx.md: Update all users of maxminiprefix,
1379 maxminfprefix and logicprefix for rename.
1380 * config/i386/sse.md: Ditto.
1381 * config/i386/sync.md (sync_<code><mode>): Update for
1384 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1387 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1388 warnings converted to errors.
1390 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1392 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1393 used insn_type variable.
1394 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1395 to avoid set-but-not-used warning.
1397 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1399 * df-core.c (df_ref_debug): Change format string placeholder
1401 * dwarf2asm.c (dw2_asm_output_data_raw,
1402 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1403 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1404 * dwarf2out.c (output_cfi, output_cfi_directive,
1405 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1406 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1408 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1409 * print-rtl.c (print_rtx): Ditto.
1411 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1414 * builtins.c (expand_builtin_pow_root): New function to expand pow
1415 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1416 series of sqrt and cbrt calls under -ffast-math.
1417 (expand_builtin_pow): Call it.
1419 2010-04-14 Michael Matz <matz@suse.de>
1421 PR tree-optimization/42963
1422 * tree-cfg.c (touched_switch_bbs): New static variable.
1423 (group_case_labels_stmt): New function broken out from ...
1424 (group_case_labels): ... here, use the above.
1425 (start_recording_case_labels): Allocate touched_switch_bbs.
1426 (end_recording_case_labels): Deallocate it, call
1427 group_case_labels_stmt.
1428 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1430 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1432 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1435 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1437 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1439 2010-04-13 Jan Hubicka <jh@suse.cz>
1441 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1442 of optimized out static functions.
1443 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1444 cost computation. Also sanity check for overflows.
1445 (update_caller_keys): Update cgraph_edge_badness call; properly
1446 update fibheap and sanity check that it is up to date.
1447 (add_new_edges_to_heap): Update cgraph_edge_badness.
1448 (cgraph_decide_inlining_of_small_function): Likewise;
1449 add sanity checking that badness in heap is up to date;
1450 improve dumping of reason; Update badness of calls to the
1451 offline copy of function currently inlined; dump badness
1452 of functions not inlined because of unit growth limits.
1454 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1457 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1458 because of sign-extension change when converting to sizetype here...
1459 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1461 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1462 the folding to constants. Remove redundant final conversion.
1463 (fold_binary) <associate>: Do not associate if the re-association of
1464 constants alone overflows.
1465 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1466 to the end of the list.
1467 (multiple_of_p) <COND_EXPR>: New case.
1469 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1471 * opt-functions.awk (opt_sanitized_name): New.
1473 * optc-gen.awk: Use it
1474 * opth-gen.awk: Use it.
1476 2010-04-13 Martin Jambor <mjambor@suse.cz>
1478 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1479 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1480 children. Call replace_uses_with_default_def_ssa_name to handle
1483 2010-04-13 Michael Matz <matz@suse.de>
1486 * builtins.c (expand_builtin_interclass_mathfn): Also create
1487 a register if the predicate doesn't match.
1489 2010-04-13 Diego Novillo <dnovillo@google.com>
1491 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1492 * c-pch.c: Include timevar.h.
1493 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1494 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1495 * ggc-common.c: Include timevar.h.
1496 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1497 * timevar.def (TV_PCH_SAVE): Define.
1498 (TV_PCH_CPP_SAVE): Define.
1499 (TV_PCH_PTR_REALLOC): Define.
1500 (TV_PCH_PTR_SORT): Define.
1501 (TV_PCH_RESTORE): Define.
1502 (TV_PCH_CPP_RESTORE): Define.
1504 2010-04-13 Michael Matz <matz@suse.de>
1506 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1508 (can_reassociate_p): New function.
1509 (break_up_subtract_bb, reassociate_bb): Use it.
1511 2010-04-13 Richard Guenther <rguenther@suse.de>
1514 * builtins.c (c_readstr): Fix assert.
1516 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1518 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1519 when generating cltd insn.
1521 (*ashl<mode>3_1): Remove special handling for register operand 2.
1522 (*ashlsi3_1_zext): Ditto.
1523 (*ashlhi3_1): Ditto.
1524 (*ashlhi3_1_lea): Ditto.
1525 (*ashlqi3_1): Ditto.
1526 (*ashlqi3_1_lea): Ditto.
1527 (*<shiftrt_insn><mode>3_1): Ditto.
1528 (*<shiftrt_insn>si3_1_zext): Ditto.
1529 (*<shiftrt_insn>qi3_1_slp): Ditto.
1530 (*<rotate_insn><mode>3_1): Ditto.
1531 (*<rotate_insn>si3_1_zext): Ditto.
1532 (*<rotate_insn>qi3_1_slp): Ditto.
1534 2010-04-13 Richard Guenther <rguenther@suse.de>
1536 * tree-ssa-structalias.c (callused_id): Remove.
1537 (call_stmt_vars): New.
1538 (get_call_vi): Likewise.
1539 (lookup_call_use_vi): Likewise.
1540 (lookup_call_clobber_vi): Likewise.
1541 (get_call_use_vi): Likewise.
1542 (get_call_clobber_vi): Likewise.
1543 (make_transitive_closure_constraints): Likewise.
1544 (handle_const_call): Adjust to do per-call call-used handling.
1545 (handle_pure_call): Likewise.
1546 (find_what_var_points_to): Remove general callused handling.
1547 (init_base_vars): Likewise.
1548 (init_alias_vars): Initialize call_stmt_vars.
1549 (compute_points_to_sets): Process call-used and call-clobbered
1550 vars for call statements.
1551 (delete_points_to_sets): Free call_stmt_vars.
1553 2010-04-13 Richard Guenther <rguenther@suse.de>
1555 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1556 Only add RW dependence for dependence distance zero.
1557 Adjust maximal vectorization factor according to dependences.
1558 Move alignment handling ...
1559 (vect_find_same_alignment_drs): ... here. New function.
1560 (vect_analyze_data_ref_dependences): Adjust.
1561 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1562 (vect_analyze_data_refs): Adjust minimal vectorization factor
1563 according to data references.
1564 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1565 dependences before determining the vectorization factor.
1566 Analyze alignment after determining the vectorization factor.
1567 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1568 dependences before alignment.
1569 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1571 (vect_analyze_data_refs): Likewise.
1572 (MAX_VECTORIZATION_FACTOR): New define.
1574 2010-04-13 Duncan Sands <baldrick@free.fr>
1576 * except.h (lang_eh_type_covers): Remove.
1577 * except.c (lang_eh_type_covers): Likewise.
1579 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1580 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1582 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1583 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1584 UNITS_PER_LONG where it is ABI relevant.
1585 (s390_return_addr_rtx): Likewise.
1586 (s390_back_chain_rtx): Likewise.
1587 (s390_frame_area): Likewise.
1588 (s390_frame_info): Likewise.
1589 (s390_initial_elimination_offset): Likewise.
1590 (save_gprs): Likewise.
1591 (s390_emit_prologue): Likewise.
1592 (s390_emit_epilogue): Likewise.
1593 (s390_function_arg_advance): Likewise.
1594 (s390_function_arg): Likewise.
1595 (s390_va_start): Likewise.
1596 (s390_gimplify_va_arg): Likewise.
1597 (s390_function_profiler): Likewise.
1598 (s390_optimize_prologue): Likewise.
1599 (s390_rtx_costs): Likewise.
1600 (s390_secondary_reload): Likewise.
1601 (s390_promote_function_mode): Likewise.
1602 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1603 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1604 registers available.
1605 (s390_unwind_word_mode): New function.
1606 (s390_function_value): Split 64 bit values into register pair if
1607 used as return value.
1608 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1609 function call parameters. Handle parallels.
1610 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1611 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1612 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1613 (s390_expand_setmem): Remove unused variable src_addr.
1614 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1615 deal with 64 bit registers.
1616 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1617 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1618 (UNITS_PER_LONG): New macro.
1619 * libjava/include/s390-signal.h: Define extended ucontext
1620 structure containing the upper halfs of the 64 bit registers.
1622 2010-04-13 Simon Baldwin <simonb@google.com>
1624 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1626 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1628 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1629 rvalue on the RHS if the LHS is of a non-renamable type.
1630 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1632 2010-04-13 Matthias Klose <doko@ubuntu.com>
1634 * gcc.c (cc1_options): Handle -iplugindir before processing
1635 the cc1 spec. Only add -iplugindir once.
1636 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1638 * common.opt (iplugindir): Remove `Separate' property, initialize.
1639 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1641 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1642 (distclean): Remove plugin dir.
1643 * doc/invoke.texi: Document -iplugindir.
1645 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1647 * doc/plugins.texi (Loading Plugins): Document short
1648 -fplugin=foo option.
1649 (Plugin API): Mention default_plugin_dir_name function.
1651 * gcc.c (find_file_spec_function): Add new declaration.
1652 (static_spec_func): Use it for "find-file".
1653 (find_file_spec_function): Add new function.
1654 (cc1_options): Add -iplugindir option if -fplugin* options found.
1656 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1658 * plugin.c (add_new_plugin): Updated comment, and handle short
1660 (default_plugin_dir_name): Added new function.
1662 * common.opt (iplugindir): New option to set the plugin directory.
1664 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1666 * config/i386/i386.md (any_rotate): New code iterator.
1667 (rotate_insn): New code attribute.
1669 (SWIM124): New mode iterator.
1670 (<rotate_insn>ti3): New expander.
1671 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1672 any_rotate code iterator.
1673 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1674 using any_rotate code iterator and SWIM124 mode iterator.
1675 (ix86_rotlti3): New insn_and_split pattern.
1676 (ix86_rotrti3): Ditto.
1677 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1678 ix86_rotl{di,ti}3 patterns.
1679 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1680 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1681 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1682 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1683 code iterator and SWI mode iterator.
1684 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1685 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1687 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1688 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1689 (bswap rotatert splitter): Add splitter.
1690 (bswap splitter): Macroize splitter using any_rotate code iterator.
1691 Add insn predicate to split only for TARGET_USE_XCHGB or when
1692 optimizing function for size.
1694 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1696 * config/pa/pa.c (emit_move_sequence): Remove use of
1697 deleted variable flag_argument_noalias.
1699 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1701 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1703 Add to unsupported targets list.
1704 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1705 sparc*-sun-solaris2.[567]* from target lists.
1706 * configure: Regenerate.
1707 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1709 Remove Solaris 7 patch references.
1710 (Specific, sparc-sun-solaris2.7): Removed.
1711 (sparc-sun-solaris2*): Update Solaris 7 example.
1712 (sparc64-*-solaris2*): Likewise.
1714 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1716 * config.build (alpha*-dec-osf4*): Remove.
1717 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1718 of obsolete configurations.
1719 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1721 * config/alpha/t-osf4: Renamed to ...
1722 * config/alpha/t-osf5: ... this.
1723 * config/alpha/osf.h: Renamed to ...
1724 * config/alpha/osf5.h: ... this.
1725 Merged old osf5.h contents.
1727 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1728 (EXTRA_SPECS): Removed.
1729 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1730 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1733 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1735 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1737 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1740 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1741 __thiscall convention.
1743 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1745 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1747 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1749 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1751 * function.c (assign_parms_initialize_all): Add unused attribute
1754 2010-04-12 Richard Guenther <rguenther@suse.de>
1756 * gsstruct.def (GSS_CALL): New.
1757 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1758 * gimple.h: Include tree-ssa-alias.h.
1759 (struct gimple_statement_call): New.
1760 (union gimple_statement_struct_d): Add gimple_call member.
1761 (gimple_call_reset_alias_info): Declare.
1762 (gimple_call_use_set): New function.
1763 (gimple_call_clobber_set): Likewise.
1764 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1765 * gimple.c (gimple_call_reset_alias_info): New function.
1766 (gimple_build_call_1): Call it.
1767 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1768 * tree-inline.c (remap_gimple_stmt): Likewise.
1769 (expand_call_inline): Remove callused handling.
1770 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1771 * tree-dfa.c (dump_variable): Likewise.
1772 * tree-parloops.c (parallelize_loops): Likewise.
1773 * tree-ssa.c (init_tree_ssa): Likewise.
1774 (delete_tree_ssa): Likewise.
1775 * tree-flow-inline.h (is_call_used): Remove.
1776 * tree-flow.h (struct gimple_df): Remove callused member.
1777 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1778 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1779 (ref_maybe_used_by_call_p_1): Simplify.
1780 (call_may_clobber_ref_p_1): Likewise.
1781 * tree-ssa-structalias.c (compute_points_to_sets): Set
1782 the call stmt used and clobbered sets.
1783 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1784 (find_tail_calls): Verify the tail call.
1786 2010-04-12 Richard Guenther <rguenther@suse.de>
1788 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1789 single-iteration always-inline inlining.
1790 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1791 (cgraph_decide_inlining): Do not handle always-inline specially.
1792 (try_inline): Remove always-inline cycle detection special case.
1793 Do not recurse on always-inlines.
1794 (cgraph_early_inlining): Do not iterate if not optimizing.
1795 (cgraph_gate_early_inlining): remove.
1796 (pass_early_inline): Run unconditionally.
1797 (gate_cgraph_decide_inlining): New function.
1798 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1799 not inlining or optimizing.
1800 (cgraph_decide_inlining_of_small_functions): Also consider
1801 always-inline functions.
1802 (cgraph_default_inline_p): Return true for nodes which should
1803 disregard inline limits.
1804 (estimate_function_body_sizes): Assume zero size and time for
1805 nodes which are marked as disregarding inline limits.
1806 (cgraph_decide_recursive_inlining): Do not perform recursive
1807 inlining on always-inline nodes.
1809 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1812 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1813 for exprs satisfying handled_component_p.
1815 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1817 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1818 non-constant aggregate elements.
1820 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1821 is a real initialization.
1823 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1826 * c-decl.c (start_function): Move forward check for nested function.
1828 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1830 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1831 * config/sh/sh.c: Include reload.h.
1832 (sh_legitimize_reload_address): New.
1833 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1834 sh_legitimize_reload_address.
1836 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1838 * config/sh/sh.md (*movqi_pop): New insn pattern.
1839 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1841 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1843 * config/i386/i386.md (any_shiftrt): New code iterator.
1844 (shiftrt_insn): New code attribute.
1846 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1847 using any_shiftrt code iterator.
1848 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1849 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1850 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1851 pattern from corresponding peephole2 patterns.
1852 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1853 using any_shiftrt code iterator.
1854 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1855 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1856 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1857 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1858 *{ashr,lshr}<mode>3_cmp_zext.
1859 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1861 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1863 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1865 (*lshr<mode>3_cconly): Ditto.
1867 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1869 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1870 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1871 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1872 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1874 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1875 from corresponding peephole2 patterns.
1876 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1877 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1878 and *lshrdi3_1_rex64 using SWI mode iterator.
1879 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1880 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1881 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1882 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1883 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1884 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1885 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1886 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1887 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1890 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1892 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1893 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1894 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1895 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1897 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1898 from corresponding peephole2 patterns.
1899 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1900 (ashrsi3_cvt): Rename from ashrsi3_31.
1901 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1902 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1903 and x86_64_shift_adj_3 using SWI48 mode iterator.
1904 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1905 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1906 and *ashrdi3_1_rex64 using SWI mode iterator.
1907 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1908 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1909 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1910 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1911 and *ashrdi3_cmp_rex64 using SWI mode iterator.
1912 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1913 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1914 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1915 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1917 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1918 * config/i386/i386.c (ix86_split_ashr): Update for renamed
1919 x86_shift<mode>_adj_3 expanders.
1921 2010-04-10 Wei Guozhi <carrot@google.com>
1924 * config/arm/arm.c (arm_pic_static_addr): New function.
1925 (legitimize_pic_address): Call arm_pic_static_addr when it detects
1927 (arm_output_addr_const_extra): Output expression for new pattern.
1928 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1930 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
1932 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1935 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1936 * web.c: Include "insn-config.h" and "recog.h".
1937 (union_match_dups): New function.
1938 (web_main): Call it.
1939 (union_defs): Don't try to recognize match_dups.
1941 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1942 if doing so would replace the entire pattern.
1944 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1948 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1949 and splitter pattern. Change splitter operand 1 predicate to
1952 2010-04-09 Martin Jambor <mjambor@suse.cz>
1954 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1955 lattices are addresses of CONST_DECLs with the same initial value.
1956 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1957 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1959 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1960 Bernd Schmidt <bernds@codesourcery.com>
1962 * loop-invariant.c (replace_uses): New static function.
1963 (move_invariant_reg): Use it to ensure we can replace the uses.
1965 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1967 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1969 (picochip_override_options): Enable section anchors only above -O1.
1970 (picochip_reorg): Fixed a couple of build warnings.
1972 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1974 * configure.ac (plugin -rdynamic test): Log result.
1975 * configure: Regenerate.
1976 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1977 (RDYNAMIC_SPEC): Define.
1978 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1980 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1982 * configure.ac: Determine Sun ld version numbers.
1983 (comdat_group): Restrict GNU ld version checks to gld.
1984 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1985 (enable_comdat): Support --enable-comdat.
1986 * configure: Regenerate.
1987 * doc/install.texi (Configuration): Document --enable-comdat.
1989 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1991 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1992 * config/sol2-gld.h: ... here.
1993 * config.gcc (sparc*-*-solaris2*): Reflect this.
1994 (i[34567]86-*-solaris2*): Use it.
1996 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1998 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
2000 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
2002 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2005 * diagnostic.c (diagnostic_initialize): Initialize
2006 some_warnings_are_errors.
2007 (diagnostic_finish): New.
2008 (diagnostic_action_after_output): Call it before exiting.
2009 (diagnostic_report_diagnostic): Do not print message here. Set
2010 some_warnings_are_errors.
2011 * diagnostic.h (diagnostic_context): Delete
2012 issue_warnings_are_errors_message. Add some_warnings_are_errors.
2013 (diagnostic_finish): Declare.
2014 * toplev.c (toplev_main): Call it before exit.
2016 2010-04-09 Jason Merrill <jason@redhat.com>
2019 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
2020 for incomplete type.
2023 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
2024 based on a warning flag.
2026 2010-04-09 Richard Guenther <rguenther@suse.de>
2028 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
2030 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
2033 * varasm.c (default_assemble_visibility): Wrap vars that are
2034 set, but unused, by targets without GAS.
2035 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
2036 Remove set, but unused, vars.
2037 (rs6000_legitimize_tls_address): Likewise.
2038 (altivec_expand_dst_builtin): Likewise.
2039 * config/darwin.c (machopic_classify_symbol): Likewise.
2040 (machopic_indirection_name): Likewise.
2042 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2044 * config/i386/i386.md (DWI): New mode iterator.
2045 (S): New mode attribute.
2046 (shift_operand): Ditto.
2047 (shift_immediate_operand): Ditto.
2048 (ashl_input_operand): Ditto.
2049 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
2050 using SDWIM mode iterator.
2051 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
2052 pattern from *ashl{di,ti}3_1 and corresponding splitters using
2054 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
2055 from corresponding peephole2 patterns.
2056 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
2057 and x86_64_shift_adj_1 using SWI48 mode iterator.
2058 (x86_shift<mode>_adj_2): Ditto.
2059 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
2060 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
2061 using SWI48 mode iterator.
2062 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
2063 *ashldi3_cmp_rex64 using SWI mode iterator.
2064 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
2065 *ashldi3_cconly_rex64 using SWI mode iterator.
2066 * config/i386/i386.c (ix86_split_ashl): Update for renamed
2067 x86_shift<mode>_adj_{1,2}.
2068 (ix86_split_ashr): Ditto.
2069 (ix86_split_lshr): Ditto.
2071 2010-04-09 Richard Guenther <rguenther@suse.de>
2073 * target.h (builtin_conversion): Pass in input and output types.
2074 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
2075 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
2076 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
2077 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
2079 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
2081 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
2083 2010-04-09 Richard Guenther <rguenther@suse.de>
2086 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
2088 2010-04-09 Richard Guenther <rguenther@suse.de>
2090 * tree-vectorizer.h (struct _stmt_vec_info): Document
2091 that vectype is the type of the LHS.
2092 (supportable_widening_operation, supportable_narrowing_operation):
2093 Get both input and output vector types as arguments.
2094 (vect_is_simple_use_1): Declare.
2095 (get_same_sized_vectype): Likewise.
2096 * tree-vect-loop.c (vect_determine_vectorization_factor):
2097 Set STMT_VINFO_VECTYPE to the vector type of the def.
2098 (vectorizable_reduction): Adjust.
2099 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
2100 Adjust. Specify the output vector type.
2101 (vect_pattern_recog_1): Adjust.
2102 * tree-vect-stmts.c (get_same_sized_vectype): New function.
2103 (vectorizable_call): Adjust.
2104 (vectorizable_conversion): Likewise.
2105 (vectorizable_operation): Likewise.
2106 (vectorizable_type_demotion): Likewise.
2107 (vectorizable_type_promotion): Likewise.
2108 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
2110 (vect_is_simple_use_1): New function.
2111 (supportable_widening_operation): Get both input and output
2113 (supportable_narrowing_operation): Likewise.
2114 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
2116 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
2118 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
2119 __thiscall and _thiscall as predefined macros.
2120 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
2121 thiscall attribute handling.
2122 (ix86_comp_type_attributes): Likewise.
2123 (ix86_function_regparm): Likewise.
2124 (ix86_return_pops_args): Likewise.
2125 (init_cumulative_args): Likewise.
2126 (find_drap_reg): Likewise.
2127 (ix86_static_chain): Likewise.
2128 (x86_this_parameter): Likewise.
2129 (x86_output_mi_thunk): Likewise.
2130 (ix86_attribute_table): Add description for thiscall attribute.
2131 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
2132 * doc/extend.texi: Add documentation for thiscall.
2134 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2137 * c.opt (Wint-to-pointer-cast): Available in C++.
2138 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
2140 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
2142 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
2143 * calls.c (expand_call): Pass the function type to aggregate_value_p.
2144 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
2145 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
2146 function type instead. Reorder and simplify checks.
2148 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
2150 2010-04-08 Jing Yu <jingyu@google.com>
2151 Zdenek Dvorak <ook@ucw.cz>
2153 PR tree-optimization/42720
2154 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
2155 loop unswitch conditions here from ...
2156 (tree_unswitch_single_loop): ... here.
2158 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2160 * tree-if-conv.c: Fix comments and simplify logic.
2162 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2164 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
2165 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
2166 (main_tree_if_conversion): Update call to tree_if_conversion.
2168 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2171 * doc/invoke.texi (-b,-V): Delete.
2172 * doc/tm.texi: Do not mention -b.
2173 * gcc.c (display_help): Delete -b and -V.
2174 (process_command): Delete -b and -V.
2175 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
2177 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
2178 Wolfgang Gellerich <gellerich@de.ibm.com>
2180 Implement target hook for loop unrolling
2181 * target.h (loop_unroll_adjust): Add a new target hook function.
2182 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
2183 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
2184 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
2185 (s390_loop_unroll_adjust): Implement the new target hook for s390.
2186 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
2188 (decide_unroll_stupid): Likewise.
2190 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2193 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
2195 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2197 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
2198 (Specific, *-*-solaris2*): Likewise.
2199 Don't prefer Sun as over GNU as.
2201 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
2203 * config/s390/s390.c (override_options): Adjust the z10
2204 defaults for max-unroll-times, max-completely-peeled-insns
2205 and max-completely-peel-times.
2207 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2209 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
2210 instructions for z10.
2211 (s390_expand_setmem): Likewise.
2212 (s390_expand_cmpmem): Likewise.
2214 2010-04-08 Richard Guenther <rguenther@suse.de>
2216 PR tree-optimization/43679
2217 * tree-ssa-pre.c (eliminate): Only propagate copies.
2219 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2222 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
2223 set but not used variable warning.
2225 2010-04-08 Wei Guozhi <carrot@google.com>
2228 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
2229 (arm_size_rtx_costs): Call the new function when optimized for size.
2231 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2234 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
2235 op0 is not a MEM, just return NULL instead of assertion
2237 (discover_nonconstant_array_refs): Don't walk debug stmts.
2239 2010-04-08 Doug Kwan <dougkwan@google.com>
2241 * configure.ac: Recognize gold and do not use its version number
2242 to test ld features.
2243 * configure: Regenerate.
2245 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
2248 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
2249 (negate_value): Move code to push elements to broken_up_substracts ...
2250 (eliminate_plus_minus_pair): ... here. Push operands that have no
2251 negative pair to plus_negates.
2252 (repropagate_negates, init_reassoc, fini_reassoc): Update.
2254 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2256 * doc/install.texi (Configuration): Move description of
2257 --enable-lto, --with-libelf*, --enable-gold from Java section to
2260 * doc/generic.texi (Working with declarations)
2261 (Function Properties, C and C++ Trees): Fix typos.
2262 * doc/sourcebuild.texi (Top Level): Likewise.
2264 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2267 * tree.h (DECL_READ_P): Define.
2268 (struct tree_decl_common): Add decl_read_flag.
2269 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
2270 a set but not used warning.
2271 (merge_decls): Merge DECL_READ_P flag.
2272 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
2273 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
2274 * c-common.c (handle_used_attribute, handle_unused_attribute):
2276 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
2278 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
2280 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
2281 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
2282 c_parser_binary_expression, c_parser_cast_expression,
2283 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
2284 Call default_function_array_read_conversion instead of
2285 default_function_array_conversion where needed.
2286 (c_parser_unary_expression, c_parser_conditional_expression,
2287 c_parser_postfix_expression_after_primary, c_parser_initelt):
2288 Likewise. Call mark_exp_read where needed.
2289 (c_parser_statement_after_labels, c_parser_asm_operands,
2290 c_parser_typeof_specifier, c_parser_sizeof_expression,
2291 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
2293 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
2295 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
2296 (warn_unused_but_set_parameter): Default to warn_unused
2298 * doc/invoke.texi: Document -Wunused-but-set-variable and
2299 -Wunused-but-set-parameter.
2301 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
2302 used count variable.
2303 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
2304 when operandN variables aren't used in the body of the expander
2306 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
2307 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
2308 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
2309 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
2310 FOR_EACH_IMM_USE_ON_STMT): Likewise.
2311 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
2312 * tree.c (PROCESS_ARG): Likewise.
2314 2010-04-07 Simon Baldwin <simonb@google.com>
2316 * diagnostic.h (diagnostic_override_option_index): New macro to
2317 set a diagnostic's option_index.
2318 * c-tree.h (c_cpp_error): Add warning reason argument.
2319 * opts.c (_warning_as_error_callback): New.
2320 (register_warning_as_error_callback): Store callback for
2321 warnings enabled via enable_warning_as_error.
2322 (enable_warning_as_error): Call callback, minor code tidy.
2323 * opts.h (register_warning_as_error_callback): Declare.
2324 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
2325 response to -Werror=.
2326 (c_common_init_options): Register warning_as_error_callback in opts.c.
2327 * common.opt: Add -Wno-cpp option.
2328 * c-common.c (struct reason_option_codes_t): Map cpp warning
2329 reason codes to gcc option indexes.
2330 * (c_option_controlling_cpp_error): New function, lookup the gcc
2331 option index for a cpp warning reason code.
2332 * (c_cpp_error): Add warning reason argument, call
2333 c_option_controlling_cpp_error for diagnostic_override_option_index.
2334 * doc/invoke.texi: Document -Wno-cpp.
2336 2010-04-07 Richard Guenther <rguenther@suse.de>
2338 * ipa-reference.c (mark_load): Use get_base_address.
2339 (mark_store): Likewise.
2341 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
2342 inserting GIMPLE_NOPs into the IL.
2343 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2344 Explicitly strip handled components and indirect references.
2346 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
2347 folding address expressions.
2348 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
2349 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
2350 operand_equal_p to compare decls.
2351 (ptr_deref_may_alias_decl_p): Likewise.
2352 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
2353 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
2354 Handle reversed comparison ops.
2355 * tree-sra.c (asm_visit_addr): Use get_base_address.
2356 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
2357 * ipa-reference.c (mark_address): Use get_base_address.
2359 2010-04-07 Richard Guenther <rguenther@suse.de>
2361 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2362 Propagate constants everywhere.
2364 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2367 * tree.c (MAX_INT_CACHED_PREC): Define.
2368 (nonstandard_integer_type_cache): New array.
2369 (build_nonstandard_integer_type): Cache results for precision
2370 <= MAX_INT_CACHED_PREC.
2372 2010-04-07 Richard Guenther <rguenther@suse.de>
2374 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2375 -fargument-noalias-global, -fargument-noalias-anything): Remove.
2376 * common.opt: Likewise.
2377 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2378 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2379 (nonoverlapping_memrefs_p): Likewise.
2380 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2381 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2382 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2383 OPT_fargument_noalias_global for backward compatibility.
2385 2010-04-07 Richard Guenther <rguenther@suse.de>
2387 PR tree-optimization/43270
2388 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2389 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2390 * tree-ssa-pre.c (phi_translate_1): Adjust.
2391 (fully_constant_expression): Split out vn_reference handling to ...
2392 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2393 Fold reads from constant strings.
2394 (vn_reference_lookup): Handle fully constant references.
2395 (vn_reference_lookup_pieces): Likewise.
2396 * Makefile.in (expmed.o-warn): Add -Wno-error.
2398 2010-04-07 Martin Jambor <mjambor@suse.cz>
2400 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2402 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2405 * gcc.c: Add -static-libstdc++ to list of recognized options.
2407 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2409 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2411 2010-04-07 Richard Guenther <rguenther@suse.de>
2414 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2415 bases build simple mem attributes to retain points-to information.
2417 2010-04-07 Richard Guenther <rguenther@suse.de>
2420 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2421 preserve points-to related information.
2423 2010-04-07 Richard Guenther <rguenther@suse.de>
2426 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2427 discard plain indirect references.
2428 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2429 * tree.c (tree_nop_conversion): Likewise.
2431 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2434 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2436 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2438 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2439 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2441 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2443 * tree-if-conv.c: Fix indentation and comments.
2445 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2447 * tree-if-conv.c: Sort static functions in topological order.
2449 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2451 * tree-if-conv.c: Fix indentation and comments.
2453 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2456 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2457 lang_hooks.types.type_for_size instead of
2458 build_nonstandard_integer_type.
2459 When converting an unsigned type to signed, double its precision.
2460 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2461 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2462 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2465 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2468 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2469 POINTER_PLUS_EXPR for pointer types.
2471 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2474 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2475 * graphite-clast-to-gimple.c: Include langhooks.h.
2476 (max_signed_precision_type): New.
2477 (max_precision_type): Takes two types as arguments.
2478 (precision_for_value): New.
2479 (precision_for_interval): New.
2480 (gcc_type_for_interval): New.
2481 (gcc_type_for_value): New.
2482 (gcc_type_for_clast_term): New.
2483 (gcc_type_for_clast_red): New.
2484 (gcc_type_for_clast_bin): New.
2485 (gcc_type_for_clast_expr): Split up into several functions.
2486 (gcc_type_for_clast_eq): Rewritten.
2487 (compute_bounds_for_level): New.
2488 (compute_type_for_level_1): New.
2489 (compute_type_for_level): New.
2490 (gcc_type_for_cloog_iv): Removed.
2491 (gcc_type_for_iv_of_clast_loop): Rewritten.
2492 (graphite_create_new_loop): Compute the lower and upper bound types
2493 with gcc_type_for_clast_expr.
2494 (graphite_create_new_loop_guard): Same.
2495 (find_cloog_iv_in_expr): Removed.
2496 (compute_cloog_iv_types_1): Removed.
2497 (compute_cloog_iv_types): Removed.
2498 (gloog): Do not call compute_cloog_iv_types.
2499 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2501 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2502 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2503 (GBB_CLOOG_IV_TYPES): Removed.
2505 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2507 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2508 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2509 (detect_commutative_reduction): Same.
2511 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2513 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2514 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2516 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2517 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2518 (rewrite_commutative_reductions_out_of_ssa): Same.
2519 * passes.c (execute_function_todo): Call verify_ssa for every pass
2520 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2521 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2522 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2523 with an extra argument.
2524 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2525 verify_ssa only when the extra argument is true.
2526 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2527 with an extra argument.
2528 (tree_transform_and_unroll_loop): Same.
2530 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2532 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2533 for all the passes of the LNO having LOOP_CLOSED_SSA.
2534 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2535 * tree-loop-distribution.c (pass_loop_distribution): Same.
2536 * tree-pass.h (TODO_verify_loops): Removed.
2537 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2539 (pass_tree_unswitch): Same.
2540 (pass_predcom): Same.
2541 (pass_vectorize): Same.
2542 (pass_linear_transform): Same.
2543 (pass_graphite_transforms): Same.
2544 (pass_iv_canon): Same.
2545 (pass_complete_unroll): Same.
2546 (pass_complete_unrolli): Same.
2547 (pass_parallelize_loops): Same.
2548 (pass_loop_prefetch): Same.
2549 (pass_iv_optimize): Same.
2551 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2554 * passes.c (init_optimization_passes): Move pass_lim before
2555 pass_copy_prop and pass_dce_loop.
2557 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2560 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2561 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2562 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2563 MULTI_* defines for 4 argument vpermil2p* builtins.
2565 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2567 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2568 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2569 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2570 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2571 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2572 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2573 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2574 Use x86_maybe_negate_const_int to output insn mnemonic.
2575 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2576 check from instruction predicate. Update comments.
2577 * config/i386/sync.md (sync_add<mode>): Use
2578 x86_maybe_negate_const_int to output insn mnemonic.
2580 2010-04-06 Jan Hubicka <jh@suse.cz>
2582 PR tree-optimization/42906
2583 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2584 IGNORE_SELF argument. Set visited_control_parents for fully
2586 (find_obviously_necessary_stmts): Update call of
2587 mark_control_dependent_edges_necessary.
2588 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2590 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2592 * config/i386/i386.md: Remove comment about 'e' and 'E'
2595 2010-04-06 Richard Guenther <rguenther@suse.de>
2597 PR tree-optimization/43627
2598 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2599 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2602 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2604 * BASE-VER: Change to 4.6.0.
2607 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2610 2010-04-06 Richard Guenther <rguenther@suse.de>
2613 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2615 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2617 * doc/invoke.texi (Optimize Options): Document that LTO
2618 won't remove object access purely due to incompatible
2621 2010-04-04 Matthias Klose <doko@ubuntu.com>
2623 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2624 Initialize variable.
2626 2010-04-03 Richard Guenther <rguenther@suse.de>
2629 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2630 require a non-NULL MEM_OFFSET.
2632 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2634 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2635 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2636 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2637 config/alpha/predicates.md, config/arm/arm.md,
2638 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2639 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2640 config/darwin9.h, config/darwin.c, config/darwin.h,
2641 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2642 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2643 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2644 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2645 config/mips/mips.md, config/mn10300/mn10300.c,
2646 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2647 config/rs6000/aix.h, config/rs6000/dfp.md,
2648 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2649 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2650 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2651 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2652 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2653 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2654 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2655 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2656 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2657 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2658 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2659 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2660 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2661 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2662 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2663 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2664 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2665 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2666 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2667 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2668 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2669 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2670 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2671 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2672 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2673 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2674 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2675 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2676 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2677 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2678 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2679 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2680 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2681 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2682 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2683 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2685 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2688 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2689 * aclocal.m4: Regenerate.
2691 2010-04-02 Richard Guenther <rguenther@suse.de>
2693 PR tree-optimization/43629
2694 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2695 if we have seen a constant value.
2697 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2699 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2701 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2704 * arm.c (legitimize_tls_address): Adjust call to
2705 gen_tls_load_dot_plus_four.
2706 (arm_note_pic_base): New function.
2707 (arm_cannot_copy_insn_p): Use it.
2708 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2711 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2716 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2718 * Makefile.in ($(out_object_file)): Depend on
2719 gt-$(basename $(notdir $(out_file))).h.
2721 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2723 * config.gcc (lm32-*-rtems*): Add t-lm32.
2725 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2727 * config.gcc: Add lm32-*-rtems*.
2728 * config/lm32/rtems.h: New file.
2730 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2733 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2735 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2737 * dwarf2out.c (output_compilation_unit_header): For
2738 -gdwarf-4 use version 4 instead of version 3.
2739 (output_line_info): For version 4 and above emit additional
2740 maximum ops per insn header field.
2741 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2743 * dwarf2out.c (is_c_family, is_java): Remove.
2744 (lower_bound_default): New function.
2745 (add_bound_info, gen_descr_array_type_die): Use it.
2747 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2750 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2751 re-declaration when it happens in a function.
2753 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2755 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2756 (cgraph_remove_function_insertion_hook): Same.
2757 (cgraph_call_function_insertion_hooks): Same.
2759 2010-04-01 Richard Guenther <rguenther@suse.de>
2762 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2763 and TREE_THIS_VOLATILE.
2764 (copy_ref_info): Likewise.
2765 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2766 * tree.c (build6_stat): Ignore side-effects of all but arg5
2767 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2770 2010-04-01 Richard Guenther <rguenther@suse.de>
2772 PR tree-optimization/43607
2773 * ipa-type-escape.c (check_call): Do not access non-existing
2776 2010-04-01 Richard Guenther <rguenther@suse.de>
2780 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2781 Jack Howarth <howarth@bromo.med.uc.edu>
2783 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2786 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2788 * doc/install.texi (Prerequisites): Document libelf usability on
2789 IRIX 5/6 and Solaris 2.
2790 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2791 Update GNU as, GNU ld requirements.
2792 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2793 Document Sun Studio compiler download.
2794 Update and simplify as, ld recommendations.
2795 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2797 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2799 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2800 with_tune_32 to pentium4.
2802 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2804 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2806 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2808 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2809 obsoletion, removal.
2811 Document GNU as requirement.
2812 Update configure requirements.
2813 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2814 Recomment IRIX 6.5.18+.
2815 Document IDF/IDL requirement.
2816 Document GNU as requirement.
2817 Document GNU ld bootstrap failure.
2818 Remove freeware.sgi.com reference.
2820 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2822 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2823 UNIX V4.0, V5.0 obsoletion, removal.
2824 Remove --with-gc=simple reference.
2825 Update VM requirements during bootstrap.
2826 Remove -oldas bootstrap description.
2827 Update binutils reference.
2828 Remove comparison failure note.
2830 2010-03-31 Richard Guenther <rguenther@suse.de>
2831 Zdenek Dvorak <ook@ucw.cz>
2832 Sebastian Pop <sebastian.pop@amd.com>
2835 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2836 with multiple arguments.
2837 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2839 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2841 * graphite-dependences.c (print_pddr): Call print_pdr with an
2843 * graphite-poly.c (debug_pdr): Add an extra argument for the
2846 (print_pbb_domain): Same.
2848 (print_scop_context): Same.
2850 (print_cloog): Same.
2851 (debug_pbb_domain): Same.
2855 (debug_scop_context): Same.
2857 (debug_cloog): Same.
2858 (print_scop_params): Same.
2859 (debug_scop_params): Same.
2860 (print_iteration_domain): Same.
2861 (print_iteration_domains): Same.
2862 (debug_iteration_domain): Same.
2863 (debug_iteration_domains): Same.
2864 (print_scattering_function): Same.
2865 (print_scattering_functions): Same.
2866 (debug_scattering_function): Same.
2867 (debug_scattering_functions): Same.
2868 * graphite-poly.h (debug_pdr): Update declaration.
2870 (print_pbb_domain): Same.
2872 (print_scop_context): Same.
2874 (print_cloog): Same.
2875 (debug_pbb_domain): Same.
2879 (debug_scop_context): Same.
2881 (debug_cloog): Same.
2882 (print_scop_params): Same.
2883 (debug_scop_params): Same.
2884 (print_iteration_domain): Same.
2885 (print_iteration_domains): Same.
2886 (debug_iteration_domain): Same.
2887 (debug_iteration_domains): Same.
2888 (print_scattering_function): Same.
2889 (print_scattering_functions): Same.
2890 (debug_scattering_function): Same.
2891 (debug_scattering_functions): Same.
2893 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2895 * graphite-poly.c (print_scattering_function_1): New.
2896 (print_scattering_function): Call it.
2897 (print_scop_params): Remove spaces at the end of lines.
2900 * graphite-poly.h (print_cloog): Declared.
2901 (debug_cloog): Declared.
2903 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2905 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2907 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2908 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2909 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2910 to switch between adding the IV bump in loop->latch or in loop->header.
2912 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2914 * graphite-poly.c (print_scattering_function): Pretty print following
2917 (print_pbb_domain): Same.
2918 (dump_gbb_cases): Same.
2919 (dump_gbb_conditions): Same.
2922 (print_scop_params): Same.
2923 (print_scop_context): Same.
2925 (print_pbb_body): New.
2926 (lst_indent_to): New.
2927 (print_lst): Start new lines with a #.
2928 * graphite-poly.h (pbb_bb): New.
2929 (pbb_index): Use pbb_bb.
2930 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2932 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2934 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2936 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2937 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2938 and 0 instead of 1 for dw_val_class_flag.
2939 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2940 dw_val_class_range_list, dw_val_class_loc_list,
2941 dw_val_class_lineptr and dw_val_class_macptr, use
2942 DW_FORM_flag_present for dw_val_class_flag and
2943 DW_FORM_exprloc for dw_val_class_loc.
2944 (output_die): For -gdwarf-4 print dw_val_class_loc
2945 size as uleb128 instead of 1 or 2 bytes and don't print
2946 anything for dw_val_class_flag.
2948 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2949 instead of cselib_lookup following by tweaking locs->setting_insn.
2952 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2953 even before returning from label, setjmp call or volatile asm
2956 2010-03-31 Richard Guenther <rguenther@suse.de>
2959 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2960 temporary data on stack.
2962 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2964 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2965 (PUSHSECTION_ASM_OP): Remove.
2966 (POPSECTION_ASM_OP): Remove.
2967 (PUSHSECTION_FORMAT): Remove.
2968 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2969 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2970 * config/sol2.c (solaris_output_init_fini): Use it.
2972 2010-03-31 Jie Zhang <jie@codesourcery.com>
2975 * opt-functions.awk (var_type_struct): Use signed char type
2976 for simple variables.
2978 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2980 * config/sol2.c: Include output.h.
2981 (solaris_assemble_visibility): New function.
2982 * config/t-sol2 (sol2.o): Add output.h dependency.
2983 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2984 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2987 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2990 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2991 V2SImode or XFmode on PRE_DEC.
2994 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2997 2010-03-31 Jie Zhang <jie@codesourcery.com>
3000 * reload.h (caller_save_initialized_p): Declare.
3001 * toplev.c (backend_init_target): Don't call
3002 init_caller_save but set caller_save_initialized_p to false.
3003 * caller-save.c (caller_save_initialized_p): Define.
3004 (init_caller_save): Check caller_save_initialized_p.
3005 * ira.c (ira): Call init_caller_save if flag_caller_saves.
3007 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3010 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
3011 and soft-fp/t-softfp to tmake_file.
3012 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
3013 (LIBGCC2_TF_CEXT): Define.
3016 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
3019 * cselib.c (n_useless_values): Document handling of debug locs.
3020 (n_useless_debug_values, n_debug_values): New variables.
3021 (new_elt_loc_list): Don't add to debug values, keep count.
3022 (promote_debug_loc): New.
3023 (cselib_reset_table): Zero new variables.
3024 (entry_and_rtx_equal_p): Promote debug locs.
3025 (discard_useless_locs): Increment n_useless_debug_values for
3027 (remove_useless_values): Adjust n_useless_values and n_debug_values
3028 with n_useless_debug_values.
3029 (add_mem_for_addr): Promote debug locs.
3030 (cselib_lookup_mem): Likewise.
3031 (cselib_lookup_addr): Renamed to...
3032 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
3033 (cselib_log_lookup): ... this. Turn into...
3034 (cselib_lookup_addr): ... new wrapper.
3035 (cselib_lookup_from_insn): New.
3036 (cselib_invalidate_regno): Increment n_useless_debug_values for
3038 (cselib_invalidate_mem): Likewise.
3039 (cselib_process_insn): Take n_deleted and n_debug_values into
3040 account to guard remove_useless_value call.
3041 (cselib_finish): Zero n_useless_debug_values.
3042 * cselib.h (cselib_lookup_from_insn): Declare.
3043 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
3044 (sched_analyze_2): Likewise.
3046 2010-03-30 Jakub Jelinek <jakub@redhat.com>
3048 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
3050 (adjust_mems): Replace narrowing SUBREG of expression containing
3051 just PLUS, MINUS, MULT and ASHIFT of registers and constants
3052 with operations in the narrower mode.
3055 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
3056 regs_invalidated_by_call instead all call_used_reg_set registers.
3058 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
3061 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
3062 pointer comparisons with types_compatible_p.
3063 * tree-vect-stmts.c (vectorizable_call): Same.
3064 (vectorizable_condition): Same.
3066 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3068 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
3069 stack check if the mask would be zero.
3071 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3072 Jack Howarth <howarth@bromo.med.uc.edu>
3074 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3077 2010-03-30 Joseph Myers <joseph@codesourcery.com>
3080 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
3082 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
3083 Include ___unordxf2 and ___unordtf2.
3084 * config/i386/libgcc-glibc.ver: Do not define inheritance from
3087 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
3089 * config/lm32/t-lm32: New file.
3090 * config.gcc: Use the above file when targetting lm32.
3092 2010-03-28 Duncan Sands <baldrick@free.fr>
3094 * Makefile.in (PLUGIN_HEADERS): Add except.h.
3096 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3099 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
3100 Improve vectorization cost model diagnostic.
3102 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3105 * tree-vect-data-refs.c (vect_analyze_data_refs): When
3106 compute_data_dependences_for_loop returns false, early exit
3107 and output an extra diagnostic for the failed data reference
3110 2010-03-29 Richard Guenther <rguenther@suse.de>
3112 PR tree-optimization/43560
3113 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
3114 (can_sm_ref_p): Treat stores to readonly locations as trapping.
3116 2010-03-29 Jie Zhang <jie@codesourcery.com>
3119 * toplev.c (process_options): Set optimization_default_node
3120 and optimization_current_node.
3121 * opts.c (decode_options): Don't set optimization_default_node
3122 and optimization_current_node.
3124 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
3126 * config/rtems.h: Abandon -qrtems_debug.
3128 2010-03-28 Jan Hubicka <jh@suse.cz>
3130 PR tree-optimization/43505
3131 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
3132 map should not be copied.
3134 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3137 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
3138 cdtors, set DECL_PRESERVE_P.
3139 * ipa.c (cgraph_externally_visible_p): Return true if declaration
3142 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
3144 PR tree-optimization/43528
3145 * stor-layout.c (place_field): Check that constant fits into
3146 unsigned HWI when skipping calculation of MS bitfield layout.
3148 2010-03-27 Jan Hubicka <jh@suse.cz>
3151 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
3152 notice_global_symbol work.
3154 2010-03-27 Jakub Jelinek <jakub@redhat.com>
3156 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
3157 instead of dwarf2out_decl.
3158 (struct var_loc_node): Remove section_label field.
3159 (dwarf2out_function_decl): New function.
3160 (dwarf2out_var_location): Don't set section_label field.
3161 (dwarf2out_begin_function): Don't empty decl_loc_table here.
3163 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3165 PR tree-optimization/43544
3166 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3167 First argument for builtin vectorized function hook is now a
3168 tree to be able to distinguish between machine specific and
3170 * targhooks.c (default_builtin_vectorized_function): Ditto.
3171 * targhooks.h (default_builtin_vectorized_function): Ditto.
3172 * target.h (struct gcc_target): Ditto.
3173 * tree-vect-stmts.c (vectorizable_function): Ditto.
3174 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
3175 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
3178 2010-03-26 Joseph Myers <joseph@codesourcery.com>
3181 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
3182 nested binding iff it is a FUNCTION_DECL.
3183 (store_parm_decls_newstyle): Pass nested=true to bind for
3184 FUNCTION_DECLs amongst parameters.
3186 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3188 * var-tracking.c (vt_expand_loc_callback): Don't run
3189 cselib_expand_value_rtx_cb in dummy mode if
3190 cselib_dummy_expand_value_rtx_cb returned false.
3192 * var-tracking.c (emit_note_insn_var_location): For one part
3193 notes with offset 0, don't add EXPR_LIST around the location.
3194 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
3195 add_location_or_const_value_attribute): Adjust for that change.
3198 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
3199 into first operand and location into second.
3200 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
3201 dw_cfi_oprnd_loc for DW_CFA_expression.
3202 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
3203 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
3204 assume first argument is regnum and second argument is location.
3206 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3209 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
3210 of scratch register to DImode. Split to DImode comparison operator.
3211 Use SImode subreg of scratch register in the multiplication.
3212 (*cmp_sadd_sidi): Ditto.
3213 (*cmp_ssub_si): Ditto.
3214 (*cmp_ssub_sidi): Ditto.
3216 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3219 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
3220 Remove invalid assert and wrong comment.
3222 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3225 * flags.h (final_insns_dump_p): New extern.
3226 * final.c (final_insns_dump_p): New variable.
3227 (rest_of_clean_state): Set it before -fdump-final-insns=
3228 dumping, clear afterwards.
3229 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
3230 MEM_ALIAS_SET on MEMs.
3232 2010-03-26 David S. Miller <davem@davemloft.net>
3234 * configure.ac: Fix sparc GOTDATA_OP bug check.
3235 * configure: Rebuild.
3237 2010-03-26 Alan Modra <amodra@gmail.com>
3239 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
3241 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3243 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
3244 TLS_SECTION_ASM_FLAG.
3246 2010-03-25 Jakub Jelinek <jakub@redhat.com>
3249 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
3250 Clear first_function_block_is_cold.
3253 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
3254 argument if the argument is truth_value_p.
3256 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3258 * config/rs6000/constraints.md: Update copyright year for my changes.
3261 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
3262 used in reg+reg addressing, swap registers.
3264 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3267 * target.h (struct gcc_target): Add code_end hook.
3268 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
3270 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
3271 * toplev.c (compile_file): Call targetm.asm_out.code_end
3272 hook before unwind info/debug info output.
3273 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
3274 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
3275 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3276 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
3277 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3278 * config/i386/i386.c (ix86_file_end): Renamed to...
3279 (ix86_code_end): ... this. Make static. Don't call
3280 file_end_indicate_exec_stack. Emit unwind info using
3281 final_start_function/final_end_function.
3282 (darwin_x86_file_end): Remove.
3283 (TARGET_ASM_CODE_END): Define.
3284 * config/i386/i386.h (TARGET_ASM_FILE_END,
3285 NEED_INDICATE_EXEC_STACK): Don't define.
3286 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
3287 (TARGET_ASM_FILE_END): Define to darwin_file_end.
3288 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
3289 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
3292 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
3293 at the beginning and final_end_function at the end.
3294 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3296 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3298 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
3299 and Sun as TLS syntax.
3300 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
3301 * configure: Regenerate.
3302 * config.in: Regenerate.
3303 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
3304 (default_elf_asm_named_section): Use it.
3305 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
3306 (i386_output_dwarf_dtprel): Likewise.
3307 (output_addr_const_extra): Likewise.
3308 (output_pic_addr_const): Lowercase @GOTTPOFF.
3309 (output_addr_const_extra): Likewise.
3310 (output_pic_addr_const): Lowercase @GOTNTPOFF.
3311 (output_addr_const_extra): Likewise.
3312 (output_pic_addr_const): Lowercase @INDNTPOFF.
3313 (output_addr_const_extra): Likewise.
3314 (output_pic_addr_const): Lowercase @NTPOFF.
3315 (output_addr_const_extra): Likewise.
3316 (output_pic_addr_const): Lowercase @TPOFF.
3317 (output_addr_const_extra): Likewise.
3318 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
3319 (*tls_global_dynamic_64): Likewise.
3320 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
3321 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
3323 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
3324 (ASM_OUTPUT_TLS_COMMON): Use it.
3325 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
3328 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
3329 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
3330 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
3331 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
3332 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3333 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
3335 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3337 * config/i386/i386.c (override_options): Don't accept
3338 -mtls-dialect=sun any longer.
3339 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
3340 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
3341 (*tls_local_dynamic_base_32_sun): Likewise.
3342 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3344 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3347 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3348 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
3351 * ira.c (adjust_cleared_regs): New function.
3352 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
3356 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
3358 * expr.c (expand_expr_real): Restore previous
3359 curr_insn_source_location and curr_insn_block after
3360 expand_expr_real_1 call.
3361 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
3362 instead of expand_expr_real_1.
3364 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
3366 PR rtl-optimization/43413
3367 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3370 2010-03-22 James E. Wilson <wilson@codesourcery.com>
3373 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3374 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3376 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3378 * config/i386/i386.c (ix86_target_string): Add -mfma.
3379 Fix a typo in comment.
3381 2010-03-22 Mike Stump <mikestump@comcast.net>
3384 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3385 Don't overly align based upon packed packed fields.
3387 2010-03-22 Jason Merrill <jason@redhat.com>
3389 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3390 Use () rather than [], and move before the element type.
3392 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3394 * doc/configfiles.texi (Configuration Files): Removed
3395 fixinc/Makefile*, intl/Makefile.*.
3396 * doc/makefile.texi: Fixed markup. Abstract from version
3397 control system used.
3398 (Makefile): Removed obsolete gcc/java/parse.y example.
3399 * doc/sourcebuild.texi: Likewise.
3400 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3401 libgomp, libssp. Removed fastjar.
3402 (Miscellaneous Docs): Clarify location.
3403 Added COPYING3, COPYING3.LIB.
3404 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3406 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3409 * config/i386/i386.c (x86_function_profiler)
3410 [!NO_PROFILE_COUNTERS]: Fix typo.
3411 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3414 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3415 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3417 * doc/sourcebuild.texi (Test Directives): Split into six
3418 subsections, with most of the current text in new subsections
3419 Directives, Selectors, and Final Actions.
3420 (Directives): Split list of test directives into multiple
3422 (Selectors): Describe use and syntax of selectors.
3423 (Effective-Target Keywords): Describe all existing keywords.
3424 (Add Options): Describe features for dg-add-options.
3425 (Require Support): Describe variants of dg-require-support.
3426 (Final Actions): Describe commands to use in dg-final.
3428 2010-03-22 Michael Matz <matz@suse.de>
3431 * recog.c (validate_replace_rtx_group): Replace also in
3432 REG_EQUAL and REG_EQUIV notes.
3434 2010-03-22 Richard Guenther <rguenther@suse.de>
3436 PR tree-optimization/43390
3437 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3438 sure vector extracts are type correct.
3440 2010-03-22 Richard Guenther <rguenther@suse.de>
3443 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3444 x * sqrt (x) even when optimizing for size if the target
3445 has native support for sqrt.
3447 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3449 * varasm.c (make_decl_rtl_for_debug): Also clear
3450 flag_mudflap for the duration of make_decl_rtl call.
3453 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3454 locs from preserved VALUEs.
3456 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3459 * pa.md (movmemsi): Set align to one if zero.
3460 (movmemdi): Likewise.
3462 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3465 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3466 with their corresponding prologue pushes.
3468 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3471 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3472 at the begining or end.
3473 (spu_expand_epilogue): Likewise.
3475 2010-03-20 Richard Guenther <rguenther@suse.de>
3477 PR rtl-optimization/43438
3478 * combine.c (make_extraction): Properly zero-/sign-extend an
3479 extraction of the low part of a CONST_INT. Also handle
3482 2010-03-19 Mike Stump <mikestump@comcast.net>
3484 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3485 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3486 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3488 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3491 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3494 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3496 PR rtl-optimization/42258
3497 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3498 use that may match DEF.
3501 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3502 the cost of loading the constant rather than assuming
3504 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3505 outer code is AND, do the same tests as the andsi3 expander and
3506 return COSTS_N_INSNS (1) if and is cheap.
3508 * optabs.c (avoid_expensive_constant): Fix formatting.
3510 2010-03-19 Michael Matz <matz@suse.de>
3513 * attribs.c (decl_attributes): When rebuilding a function pointer
3514 type use the same qualifiers as the original pointer type.
3516 2010-03-19 Martin Jambor <mjambor@suse.cz>
3518 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3519 and is_gimple_ip_invariant_address.
3521 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3524 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3526 * config/arm/arm.c (arm_override_options): Turn off
3527 flag_dwarf2_cfi_asm for AAPCS variants.
3529 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3532 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3533 Use PRE_MODIFY instead of PRE_DEC.
3534 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3535 (vfp_emit_fstmd): Likewise.
3537 2010-03-19 Michael Matz <matz@suse.de>
3540 * builtins.c (expand_builtin_interclass_mathfn,
3541 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3544 2010-03-19 Richard Guenther <rguenther@suse.de>
3546 PR tree-optimization/43415
3547 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3548 (phi_translate_1): ... this.
3549 (phi_translate): Move all caching here. Cache all NARY
3550 and REFERENCE translations.
3552 2010-03-19 David S. Miller <davem@davemloft.net>
3554 With help from Eric Botcazou.
3555 * config/sparc/sparc.c: Include dwarf2out.h.
3556 (emit_pic_helper): Delete.
3557 (pic_helper_symbol_name): Delete.
3558 (pic_helper_emitted_p): Delete.
3559 (pic_helper_needed): New.
3560 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3561 (get_pc_thunk_name): New.
3562 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3563 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3564 Set pic_helper_needed to true. Don't call emit_pic_helper.
3565 (sparc_expand_prologue): Update load_pic_register call.
3566 (sparc_output_mi_thunk): Likewise.
3567 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3568 thunk if possible. Output CFI information as needed.
3570 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3571 Jack Howarth <howarth@bromo.med.uc.edu>
3574 * config/i386/i386.h: Fix ABI on darwin x86-32.
3576 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3578 * tree.h: Declare make_decl_rtl_for_debug.
3579 * varasm.c (make_decl_rtl_for_debug): New.
3580 * dwarf2out.c (rtl_for_decl_location): Call it.
3581 * cfgexpand.c (expand_debug_expr): Call it.
3583 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3586 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3590 * var-tracking.c (vt_init_cfa_base): Do nothing if
3591 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3593 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3596 * var-tracking.c (canonicalize_vars_star): New.
3597 (dataflow_post_merge_adjust): Use it.
3599 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3602 * var-tracking.c (non_suitable_const): New function.
3603 (add_uses): For DEBUG_INSNs with constants, don't record any
3604 value, instead just the constant value itself.
3605 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3606 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3607 (emit_notes_in_bb): Likewise.
3608 (emit_note_insn_var_location): For onepart variables if
3609 cur_loc is a VOIDmode constant, use DECL_MODE.
3611 2010-03-18 Martin Jambor <mjambor@suse.cz>
3614 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3615 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3616 all non-clones. Moved call redirection...
3617 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3618 (cgraph_materialize_all_clones): Dispose of all
3619 combined_args_to_skip bitmaps.
3620 (verify_cgraph_node): Do not check for edges pointing to wrong
3621 nodes in inline clones.
3622 * tree-inline.c (copy_bb): Call
3623 cgraph_redirect_edge_call_stmt_to_callee.
3624 * ipa.c (cgraph_remove_unreachable_nodes): Call
3625 cgraph_node_remove_callees even when there are used clones.
3627 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3629 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3631 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3634 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3637 2010-03-18 Michael Matz <matz@suse.de>
3640 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3641 into sqrt(x) if we need to preserve signed zeros.
3643 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3644 Eric Botcazou <ebotcazou@adacore.com>
3646 PR rtl-optimization/43360
3647 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3648 note if we don't know its invariant status.
3650 2010-03-18 Michael Matz <matz@suse.de>
3652 PR tree-optimization/43402
3653 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3654 PHI chains of ssa names registered for update.
3656 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3659 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3660 non-offsettable and pre_modify update addressing.
3661 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3662 and "2" alternatives "#".
3663 (*movdd_softfloat32): Make all alternatives "#";
3664 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3665 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3666 (*movdf_softfloat32): Make all alternatives "#";
3667 (movdi): Use the new DIFD mode iterator to create a common splitter
3668 for movdi, movdf and movdd patterns.
3670 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3672 * common.opt (dumpdir): Remove redundant tab.
3674 2010-03-17 Martin Jambor <mjambor@suse.cz>
3676 PR tree-optimization/43347
3677 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3678 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3680 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3682 PR rtl-optimization/42216
3683 * regrename.c (create_new_chain): New function, broken out from...
3684 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3685 appending a use to an empty chain.
3686 (build_def_use): Remove previous changes that convert OP_INOUT to
3687 OP_OUT operands; instead detect the case where an OP_INOUT operand
3688 uses a previously untracked register and create an empty chain for it.
3690 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3692 * doc/extend.texi (Function Attributes): Rewrite unfinished
3693 sentence in ms_abi documentation.
3695 2010-03-17 Alan Modra <amodra@gmail.com>
3697 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3698 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3699 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3700 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3702 2010-03-16 Richard Henderson <rth@redhat.com>
3705 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3706 (lower_try_finally): Save and restore eh_seq around the expansion
3709 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3711 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3712 statements before splitting block.
3714 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3716 * doc/sourcebuild.texi (Testsuites): Fix markup.
3717 Use pathnames relative to gcc/testsuite.
3718 (Test Directives): Move description of how timeout is determined.
3719 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3720 (C Tests): Correct gcc.misc-tests directory.
3721 Framework tests now live in gcc.test-framework.
3723 2010-03-16 Richard Guenther <rguenther@suse.de>
3726 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3727 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3729 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3730 Alexandre Oliva <aoliva@redhat.com>
3732 PR tree-optimization/42917
3733 * lambda-code.c (remove_iv): Skip debug statements.
3734 (lambda_loopnest_to_gcc_loopnest): Likewise.
3735 (not_interesting_stmt): Debug statements are not interesting.
3737 2010-03-16 Jakub Jelinek <jakub@redhat.com>
3741 * cselib.c (cselib_preserve_constants,
3742 cfa_base_preserved_val): New static variables.
3743 (preserve_only_constants): New function.
3744 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3745 clear its REG_VALUES. If cselib_preserve_constants, don't
3746 empty the whole hash table, but preserve there VALUEs with constants,
3747 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3748 (cselib_preserve_cfa_base_value): New function.
3749 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3750 (cselib_init): Change argument to int bitfield. Set
3751 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3753 (cselib_finish): Clear cselib_preserve_constants and
3754 cfa_base_preserved_val.
3755 * cselib.h (enum cselib_record_what): New enum.
3756 (cselib_init): Change argument to int.
3757 (cselib_preserve_cfa_base_value): New prototype.
3758 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3759 * dse.c (dse_step1): Likewise.
3760 * cfgcleanup.c (thread_jump): Likewise.
3761 * sched-deps.c (sched_analyze): Likewise.
3762 * gcse.c (local_cprop_pass): Likewise.
3763 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3764 If FN is non-NULL, call the callback always and whenever it returns
3765 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
3766 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3767 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3768 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3769 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3770 * var-tracking.c: Include recog.h.
3771 (bb_stack_adjust_offset): Remove.
3772 (vt_stack_adjustments): Don't call it, instead just gather the
3773 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3774 (adjust_stack_reference): Remove.
3775 (compute_cfa_pointer): New function.
3776 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3777 (struct adjust_mem_data): New type.
3778 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3780 (get_address_mode): New function.
3781 (replace_expr_with_values): Use it.
3782 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3783 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
3784 (adjust_sets): Remove.
3785 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3786 Use get_address_mode.
3787 (get_adjusted_src): Remove.
3788 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
3789 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
3790 (add_with_sets): Don't call adjust_sets.
3791 (fp_setter, vt_init_cfa_base): New functions.
3792 (vt_initialize): Change return type to bool. Move most of pool etc.
3793 initialization to the beginning of the function from end. Pass
3794 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3795 If !frame_pointer_needed, call vt_stack_adjustment before mos
3796 vector is filled, call vt_init_cfa_base if argp/framep has been
3797 eliminated to sp. If frame_pointer_needed and argp/framep has
3798 been eliminated to hard frame pointer, set
3799 hard_frame_pointer_adjustment and call vt_init_cfa_base after
3800 encountering fp setter in the prologue. For MO_ADJUST, call
3801 log_op_type before pusing the op into mos vector, not afterwards.
3802 Call adjust_insn before cselib_process_insn/add_with_sets,
3803 call cancel_changes (0) afterwards.
3804 (variable_tracking_main_1): Adjust for vt_initialize calling
3805 vt_stack_adjustments and returning whether it succeeded or not.
3807 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3809 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3812 2010-03-15 Jakub Jelinek <jakub@redhat.com>
3814 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3816 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3817 drap_reg has not been set.
3819 2010-03-15 Michael Matz <matz@suse.de>
3822 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3823 use it to expand block copies.
3824 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3825 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3826 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3828 2010-03-15 Richard Guenther <rguenther@suse.de>
3830 PR tree-optimization/43367
3831 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3834 2010-03-15 Richard Guenther <rguenther@suse.de>
3836 PR tree-optimization/43317
3837 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3839 2010-03-15 Martin Jambor <mjambor@suse.cz>
3841 PR tree-optimization/43141
3842 * tree-sra.c (create_abstract_origin): New function.
3843 (modify_function): Call create_abstract_origin.
3845 2010-03-15 Chris Demetriou <cgd@google.com>
3847 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3850 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3853 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3854 call insert_out_of_ssa_copy for default definitions.
3856 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3858 * graphite-clast-to-gimple.c (my_long_long): Defined.
3859 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3860 * graphite-sese-to-poly.c (my_long_long): Defined.
3861 (scop_ivs_can_be_represented): Use it.
3863 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3865 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3866 graphite-max-bbs-per-function, and loop-block-tile-size.
3867 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3869 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3871 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3873 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3874 forward declaration.
3875 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3876 (add_upper_bounds_from_estimated_nit): New.
3877 (build_loop_iteration_domains): Use it.
3879 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3881 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3883 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3886 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3887 should be an INTEGER_CST. Also handle CASE_CONVERT.
3889 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3891 * graphite.c (graphite_initialize): To bound the number of bbs per
3892 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3893 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3894 * doc/invoke.texi: Document it.
3896 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3898 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3899 * graphite-sese-to-poly.h (build_poly_scop): Same.
3901 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3903 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3904 the number of parameters in the scop. Use as an upper bound
3905 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3906 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3907 * doc/invoke.texi: Document it.
3909 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
3911 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3912 * doc/c-tree.texi: Remove.
3913 * doc/generic.texi: Merge c-tree.texi here.
3914 * doc/gccint.texi (Trees): Remove menu entry.
3915 (c-tree.texi): Remove @include.
3916 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3917 * doc/languages.texi (Reading RTL): Ditto.
3919 2010-03-12 Steve Ellcey <sje@cup.hp.com>
3922 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3924 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3927 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3928 code added to work around reload clobbering CONST insns.
3930 2010-03-12 Jakub Jelinek <jakub@redhat.com>
3932 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3933 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3934 (cselib_preserve_only_values): Remove retain argument, don't
3935 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3936 * cselib.h (cselib_preserve_only_values): Remove retain argument.
3937 * var-tracking.c (micro_operation): Move insn field before union.
3938 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3939 (struct variable_tracking_info_def): Remove n_mos field, change
3940 mos into a vector of micro_operations.
3941 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3942 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3943 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3944 changing into a vector.
3945 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3946 come before all other uops generated by add_stores.
3947 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3949 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3950 a vector. Run just one pass over the bbs instead of separate counting
3951 and computation phase.
3952 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3955 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3956 into *nonlocalized_list vector.
3957 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3958 even if origin is non-NULL.
3959 (gen_variable_die): Likewise.
3960 (process_scope_var): Don't change origin.
3961 (gen_decl_die): Likewise.
3962 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3963 before adding new edges instead of after it, fix moving over
3966 2010-03-11 David S. Miller <davem@davemloft.net>
3968 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3970 * configure: Rebuild.
3972 2010-03-11 Martin Jambor <mjambor@suse.cz>
3974 PR tree-optimization/43257
3975 * tree.c (assign_assembler_name_if_neeeded): New function.
3976 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3978 * tree.h (assign_assembler_name_if_neeeded): Declare.
3979 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3980 the function if needed.
3982 2010-03-11 Chris Demetriou <cgd@google.com>
3984 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3985 include/stdint-gcc.h, and include/stdint.h world-readable.
3987 2010-03-11 Richard Guenther <rguenther@suse.de>
3989 PR tree-optimization/43255
3990 * tree-vrp.c (process_assert_insertions_for): Do not insert
3991 asserts for trivial conditions.
3993 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3995 PR tree-optimization/43280
3996 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3997 generation. Move calculation of size out of the if branch.
3998 (find_bswap): Modify compare number generation.
4000 2010-03-11 Richard Guenther <rguenther@suse.de>
4003 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
4004 (input_gimple_stmt): Fixup handled component types during
4005 operand read. Also fix up decls in ADDR_EXPRs.
4007 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
4009 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
4010 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
4012 2010-03-10 Jan Hubicka <jh@suse.cz>
4015 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
4016 * varasm.c (get_variable_section): Don't do that here...
4017 (make_decl_rtl): ... and here.
4018 (do_assemble_alias): Produce decl RTL.
4019 (assemble_alias): Likewise.
4021 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4024 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
4025 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
4027 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
4028 (based_loc_descr): Only express drap or vdrap regno based expressions
4029 using DW_OP_fbreg when not optimizing.
4030 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
4031 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
4032 REG_CFA_SET_VDRAP note.
4034 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
4036 PR tree-optimization/43236
4037 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
4038 error in calculation of base address in reverse iteration case.
4039 (generate_builtin): Take number of latch executions if the statement
4042 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
4045 * tree-eh.c: Include pointer-set.h.
4046 (lower_eh_dispatch): Filter out duplicate case labels and
4047 remove the unneeded edge when the label is unused. Return
4048 true when some edges are removed.
4049 (execute_lower_eh_dispatch): When any lowering resulted in
4050 removing an edge, also delete unreachable blocks.
4052 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4055 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
4056 UNSPEC_MACHOPIC_OFFSET.
4058 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
4061 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4062 (m68k_delegitimize_address): New function.
4064 2010-03-09 Jakub Jelinek <jakub@redhat.com>
4067 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
4070 * var-tracking.c (adjust_sets): New function.
4071 (count_with_sets, add_with_sets): Use it.
4072 (get_adjusted_src): New inline function.
4073 (add_stores): Use it.
4076 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
4077 call cselib_dummy_expand_value_rtx_cb instead of
4078 cselib_expand_value_rtx_cb.
4081 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
4082 * config/i386/i386.c: Include debug.h and dwarf2out.h.
4083 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
4084 and .cfi_endproc around the pic thunks.
4085 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
4086 all queued unwind info register saves are saved before the call.
4087 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
4088 considered as sp-=4 for unwind info and the pop as sp+=4 which
4089 also clobbers dest, but doesn't actually restore it.
4092 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
4093 RTX_FRAME_RELATED_P.
4095 2010-03-09 Jie Zhang <jie@codesourcery.com>
4097 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
4098 whitespaces in output template.
4100 2010-03-09 Jie Zhang <jie@codesourcery.com>
4102 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
4105 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4107 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
4108 builtins.exp in a separate job.
4110 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4112 * graphite-sese-to-poly.c (add_param_constraints): Use
4113 lower_bound_in_type and upper_bound_in_type.
4115 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4117 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
4118 instead of unsigned_type_node.
4120 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4121 Reza Yazdani <reza.yazdani@amd.com>
4124 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
4125 on pointer type parameters.
4127 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4131 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
4132 handle conversions from pointer to integers.
4133 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
4134 induction variable, to be able to work with code generated by CLooG.
4135 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
4136 (build_poly_scop): Bail out if we cannot codegen a loop.
4138 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4140 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
4141 code generation with gloog_error.
4143 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4145 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
4146 Call fold_convert on all the returned values.
4147 (expand_scalar_variables_expr): Pass to
4148 expand_scalar_variables_ssa_name the type of the resulting expression.
4150 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4152 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
4153 ppl_min_for_le_pointset.
4154 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
4155 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
4157 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4159 * graphite-dependences.c (map_into_dep_poly): Removed.
4160 (dependence_polyhedron_1): Use combine_context_id_scat.
4162 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4164 * graphite-poly.h (struct poly_scattering): Add layout documentation.
4165 (struct poly_bb): Same.
4166 (combine_context_id_scat): New.
4168 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4171 * sese.c (name_defined_in_loop_p): Return false for default
4174 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4176 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
4177 and clean up the logic.
4179 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4181 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
4184 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4186 * var-tracking.c (remove_cselib_value_chains): Define only for
4188 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
4189 delete_slot_part, emit_notes_for_differences_1): Don't call
4190 remove_cselib_value_chains here.
4191 (set_slot_part, emit_notes_for_differences_2): Don't call
4192 add_cselib_value_chains here.
4193 (preserved_values): New vector.
4194 (preserve_value): New function.
4195 (add_uses, add_stores, vt_add_function_parameters): Use it
4196 instead of cselib_preserve_value.
4197 (changed_values_stack): New vector.
4198 (check_changed_vars_0): New function.
4199 (check_changed_vars_1, check_changed_vars_2): Use it.
4200 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
4201 changed_values_stack VALUEs.
4202 (vt_emit_notes): For all preserved_values call
4203 add_cselib_value_chains. If ENABLE_CHECKING call
4204 remove_cselib_value_chains before verifying value_chains is empty.
4205 Initialize and free changed_values_stack.
4206 (vt_initialize): Initialize preserved_values.
4207 (vt_finalize): Free preserved_values.
4209 2010-03-08 Richard Guenther <rguenther@suse.de>
4211 PR tree-optimization/43269
4212 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
4215 2010-03-08 Martin Jambor <mjambor@suse.cz>
4217 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
4218 (ipa_is_param_called): Removed.
4219 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
4220 (ipa_print_node_params): Do not print the called flag.
4221 (ipa_write_node_info): Do not stream the called flag.
4222 (ipa_read_node_info): Likewise.
4224 2010-03-07 Jakub Jelinek <jakub@redhat.com>
4227 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
4228 * cselib.c (struct expand_value_data): Add dummy field.
4229 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
4231 (cselib_dummy_expand_value_rtx_cb): New function.
4232 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
4234 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
4235 * var-tracking.c: Include pointer-set.h.
4236 (variable): Change n_var_parts to char from int. Add
4237 cur_loc_changed and in_changed_variables fields.
4238 (variable_canonicalize): Remove.
4239 (shared_var_p): New inline function.
4240 (unshare_variable): Maintain cur_loc_changed and
4241 in_changed_variables fields. If var was in changed_variables,
4242 replace it there with new_var. Just copy cur_loc instead of
4243 resetting it to something else.
4244 (variable_union): Don't recompute cur_loc. Use shared_var_p.
4245 (dataflow_set_union): Don't call variable_canonicalize.
4246 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
4247 of their DEBUG_EXPR_TREE_DECLs.
4248 (canonicalize_loc_order_check): Verify that cur_loc is NULL
4249 and in_changed_variables and cur_loc_changed is false.
4250 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
4251 and cur_loc_changed. Don't update cur_loc here.
4252 (variable_merge_over_src): Don't call variable_canonicalize.
4253 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
4254 removing loc that is equal to cur_loc, clear cur_loc,
4255 set cur_loc_changed and ensure variable_was_changed is called.
4256 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
4257 compare pointers in cur_loc check, if it is equal to loc,
4258 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
4259 (variable_different_p): Remove compare_current_location argument,
4260 don't compare cur_loc.
4261 (dataflow_set_different_1): Adjust variable_different_p caller.
4262 (variable_was_changed): If dv had some var in changed_variables
4263 already, reset in_changed_variables flag for it and propagate
4264 cur_loc_changed over to the new variable. On empty var
4265 always set cur_loc_changed. Set in_changed_variables on whatever
4266 var is added to changed_variables.
4267 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
4268 Use shared_var_p. When removing loc that is equal to cur_loc,
4269 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
4270 end, don't set it to something else, just call variable_was_changed.
4271 (delete_slot_part): Use shared_var_p. When cur_loc equals to
4272 loc being removed, clear cur_loc and set cur_loc_changed.
4273 Set cur_loc_changed if all locations have been removed.
4274 (struct expand_loc_callback_data): New type.
4275 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
4276 allocated. Always create SUBREGs if simplify_subreg failed.
4277 Prefer to use cur_loc, when that fails and still in
4278 changed_variables (and seen first time) recompute it. Set
4279 cur_loc_changed of variables which had to change cur_loc and
4280 compute elcd->cur_loc_changed if any of the subexpressions used
4281 had to change cur_loc.
4282 (vt_expand_loc): Adjust to pass arguments in
4283 expand_loc_callback_data structure.
4284 (vt_expand_loc_dummy): New function.
4285 (emitted_notes): New variable.
4286 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
4287 that weren't used for any other decl in current
4288 emit_notes_for_changes call call vt_expand_loc_dummy to update
4289 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
4290 first loc_chain location if NULL before. Always use just
4291 cur_loc instead of first loc_chain location. When cur_loc_changed
4292 is false, when not --enable-checking=rtl just don't emit any note.
4293 When rtl checking, compute the note and assert it is the same
4294 as previous note. Clear cur_loc_changed and in_changed_variables
4295 at the end before removing from changed_variables.
4296 (check_changed_vars_3): New function.
4297 (emit_notes_for_changes): Traverse changed_vars to call
4298 check_changed_vars_3 on each changed var.
4299 (emit_notes_for_differences_1): Clear cur_loc_changed and
4300 in_changed_variables. Recompute cur_loc of new_var.
4301 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
4302 (vt_emit_notes): Initialize and destroy emitted_notes.
4304 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
4306 PR rtl-optimization/42220
4307 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
4308 Use verify_reg_tracked to determine if we should use OP_OUT rather
4310 (build_def_use): If we see an in-out operand for a register that we
4311 know nothing about, treat is an output if possible, fail the block if
4314 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4317 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
4320 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4323 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
4324 uses of relevant DEFs that are dead outside the loop too.
4326 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4328 * var-tracking.c (dataflow_set_merge): Swap src and src2.
4330 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4332 * var-tracking.c (values_to_unmark): New variable.
4333 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4334 values_to_unmark vector. Moved body to...
4335 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4336 instead queue it into values_to_unmark vector.
4337 (vt_find_locations): Free values_to_unmark vector.
4339 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
4341 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
4342 (site.exp): Export them when plugins are enabled.
4344 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
4347 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
4349 (chrec_fold_multiply): Same.
4351 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4354 * c-decl.c (build_compound_literal): Return early if init is
4357 2010-03-04 Martin Jambor <mjambor@suse.cz>
4359 PR tree-optimization/43164
4360 PR tree-optimization/43191
4361 * tree-sra.c (type_consists_of_records_p): Reject records with
4362 zero-size bit-fields at the end.
4364 2010-03-04 Mike Stump <mikestump@comcast.net>
4366 * Makefile.in (TAGS): Remove *.y.
4368 2010-03-04 Richard Guenther <rguenther@suse.de>
4370 PR tree-optimization/40761
4371 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
4373 (my_rev_post_order_compute): New function.
4374 (init_pre): Call it.
4376 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
4379 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
4380 decrease the cost of an IV candidate when the cost is infinite.
4382 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4384 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
4385 Use '3DNow!' for the extension of that name, ensure normal space
4387 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4389 2010-03-03 Jeff Law <law@redhat.com>
4391 * PR middle-end/32693
4392 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
4393 than gen_rtx_SUBREG.
4394 (extract_bit_field_1): Likewise.
4396 2010-03-03 Janis Johnson <janis187@us.ibm.com>
4398 * doc/sourcebuild.texi (Test directives): Document that arguments
4399 include-opts and exclude-opts are now optional for dg-skip-if,
4400 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
4402 2010-03-03 Jason Merrill <jason@redhat.com>
4405 * cgraph.h (varpool_node): Add extra_name field.
4406 * varpool.c (varpool_extra_name_alias): New.
4407 (varpool_assemble_decl): Emit extra name aliases.
4408 (varpool_mark_needed_node): Look past an extra name alias.
4409 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4410 * lto-streamer-in.c (lto_input_tree): Read it.
4411 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4413 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4415 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4416 (sparc*-*-solaris2*): ...this.
4418 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4421 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4422 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4423 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4424 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4427 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4428 fallthrough to default handling, just with want_address 0 instead of 2.
4429 For single element lists, add_AT_loc directly, otherwise create an
4430 artificial variable DIE and stick location list to it.
4433 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4434 (VAL_EXPR_HAS_REVERSE): Define.
4435 (reverse_op): New function.
4436 (add_stores): For reversible operations add an extra MO_VAL_USE.
4438 2010-03-02 Jason Merrill <jason@redhat.com>
4440 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4442 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4444 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4445 (sparc64-*-linux*): Likewise.
4446 (sparc64-*-solaris2*): Include assembler files before linker ones.
4447 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4448 * config/sparc/gas.h: Delete.
4449 * config/sparc/sol2-64.h: Add copyright notice.
4450 * config/sparc/sol2-gas-bi.h: Likewise.
4451 * config/sparc/sol2-gld.h: Likewise.
4452 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4453 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4454 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4455 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4456 (sparc_elf_asm_named_section): Rename into...
4457 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4459 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4461 * config/alpha/alpha.c (override_options): Fix -mtune error message.
4463 2010-03-02 Jeff Law <law@redhat.com>
4466 * reload1.c (rtx_p, substitute_stack): Declare.
4467 (substitute): Record addresses of changed rtxs.
4468 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
4469 Restore the original rtx when complete.
4470 (reload): Free subsitute_stack when complete.
4472 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4474 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4475 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4477 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4478 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4479 Torture Tests): Change from subsection to section.
4481 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4482 Steven Bosscher <steven@gcc.gnu.org>
4484 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4487 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4490 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4491 the assignment from the new induction variable to the assignment
4492 of the value from the original loop PHI function.
4494 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4495 Daniel Jacobowitz <dan@codesourcery.com>
4497 * doc/sourcebuild.texi (Test directives): Clarify options to
4500 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4502 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4503 Disable cfi directives unless GCC and gas agree on using read-only
4504 .eh_frame sections for 64-bit.
4505 * configure: Regenerate.
4507 2010-03-01 Richard Guenther <rguenther@suse.de>
4509 PR tree-optimization/43220
4510 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4511 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4513 2010-03-01 Richard Guenther <rguenther@suse.de>
4514 Martin Jambor <mjambor@suse.cz>
4517 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4518 gimplified parameters.
4520 2010-03-01 Christian Bruel <christian.bruel@st.com>
4522 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4524 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4526 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4528 2010-03-01 Richard Guenther <rguenther@suse.de>
4531 * expr.c (expand_assignment): Use the alias-oracle to tell
4532 if the rhs aliases the result decl.
4534 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4537 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4538 to sol_gt_pch_get_address.
4539 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4540 64-bit, SPARC and x86.
4541 (sol_gt_pch_get_address): New function.
4543 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4545 * toplev.h (inform_n, error_n): Declare.
4546 * diagnostic.c (inform_n, error_n): New function.
4548 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4550 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4551 has no rtl yet when processing local_decls, queue it and recheck
4552 if deferred stack allocation hasn't assigned it rtl.
4554 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4556 * config/sh/sh.c (unspec_bbr_uid): New.
4557 (gen_block_redirect): Use it instead of INSN_UID.
4558 (gen_far_branch): Likewise.
4560 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4562 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4563 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4565 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4567 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4568 (Warning Options): -Wno-conversion-null is valid for
4569 Objective-C++ as well.
4570 * doc/tm.texi (Named Address Spaces): Likewise.
4571 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4572 * doc/tree-ssa.texi (Tree SSA): Likewise.
4574 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4577 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4578 by default. Don't set the default arch for
4579 i[34567]86-*-darwin*|x86_64-*-darwin*.
4581 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4584 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4585 default. Set the default 32bit/64bit archs with $with_arch
4586 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4588 2010-02-27 Richard Guenther <rguenther@suse.de>
4590 PR tree-optimization/43186
4591 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4592 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4593 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4594 unroller iterations.
4596 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4598 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4599 required and i[34567]86-*-* targets don't support 64bit ISA.
4601 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4604 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4607 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4609 * config.gcc: Set the default arch at least to Prescott for
4610 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4611 if SSE math is enabled.
4613 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4615 * diagnostic.c (diagnostic_initialize): Update.
4616 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4618 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4619 (diagnostic_inhibit_notes): New.
4620 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4622 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4625 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4626 * doc/standards.texi: Likewise.
4627 * doc/extend.texi: Likewise.
4628 * doc/trouble.texi: Likewise.
4629 * doc/cppopts.texi: Likewise.
4630 * doc/install.texi: Likewise.
4631 * c.opt (std=c90,std=gnu90): New options.
4632 * c-opts.c (c_common_handle_option): Handle them.
4634 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4637 * c-decl.c (undeclared_variable): Use an informative note.
4639 2010-02-26 Richard Guenther <rguenther@suse.de>
4641 PR tree-optimization/43186
4642 * gimple.h (gimple_fold): Remove.
4643 * gimple.c (gimple_fold): Remove. Inline into single user ...
4644 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4645 Try harder for conditions.
4647 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4650 * function.c (used_types_insert): Don't skip through named pointer
4651 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4652 and it is different from the main variant's type.
4654 2010-02-26 Nick Clifton <nickc@redhat.com>
4656 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4658 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4660 * config.gcc: Support --with-fpmath=sse for x86.
4662 * config/i386/ssemath.h: New.
4664 * doc/install.texi (--with-fpmath=sse): Documented.
4666 2010-02-26 Richard Guenther <rguenther@suse.de>
4668 PR tree-optimization/43188
4669 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4670 vector types of over-aligned element type.
4672 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4675 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4676 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4678 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4680 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4682 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4684 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4685 * var-tracking.c: Include diagnostic.h.
4686 (debug_dv): New function.
4687 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4690 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4691 (add_value_chain, add_value_chains, remove_value_chain,
4692 remove_value_chains): Handle DEBUG_EXPRs.
4693 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4696 * regcprop.c (struct queued_debug_insn_change): New type.
4697 (struct value_data_entry): Add debug_insn_changes field.
4698 (struct value_data): Add n_debug_insn_changes field.
4699 (debug_insn_changes_pool): New variable.
4700 (free_debug_insn_changes, apply_debug_insn_changes,
4701 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4702 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4703 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4705 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4707 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4708 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4709 changes, call cprop_find_used_regs via note_stores.
4710 (copyprop_hardreg_forward): When copying vd from predecessor
4711 which has any queued DEBUG_INSN changes, make sure the pointers are
4712 cleared. At the end call df_analyze and then if there are any
4713 DEBUG_INSN changes queued at the end of some basic block for still
4714 live registers, apply them.
4715 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4717 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4719 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
4722 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
4724 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
4725 targets. Set the default with_cpu/with_arch from arch/cpu.
4726 Allow x86-64 and native for with_cpu/with_arch.
4728 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
4730 * ebitmap.c: Change calls to verify_popcount with calls to
4731 sbitmap_verify_popcount.
4732 (ebitmap_clear_bit): Fixed map->cacheindex test and
4733 map>cache update when bit clearing results in an empty
4736 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4739 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
4740 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
4741 and support both V2DF and V2DI modes.
4742 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
4743 support both V2DF and V2DI modes.
4744 (general): Delete trailing whitespace from a few patterns.
4746 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4747 V2DF/V2DI interleave high/low builtins.
4749 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
4752 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
4753 interleave high/low functions.
4755 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4757 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
4758 #pragma extern_prefix.
4760 2010-02-25 Jakub Jelinek <jakub@redhat.com>
4763 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
4764 BLKmode, assert op0 is a MEM and just adjust its mode.
4767 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
4768 if bitpos isn't multiple of mode's bitsize.
4770 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4772 * c.opt (-ftemplate-depth=): New.
4773 (-ftemplate-depth-): Deprecate.
4774 * optc-gen.awk: Handle -ftemplate-depth=.
4775 * opth-gen.awk: Likewise.
4776 * c-opts.c (c_common_handle_option): Likewise.
4777 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
4779 2010-02-24 Jason Merrill <jason@redhat.com>
4781 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
4783 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4785 * cfg.c (alloc_aux_for_block): Remove inline.
4786 (alloc_aux_for_edge): Likewise.
4788 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4790 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
4792 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4794 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
4795 * config/i386/sol2-gas.h: New file.
4796 * config.gcc (i[34567]86-*-solaris2*): Use it.
4798 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4801 * c-typeck.c (ep_convert_and_check): New.
4802 (build_conditional_expr): Use it.
4803 (build_binary_op): Likewise.
4805 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4807 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
4810 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
4811 bounds even for -O+.
4812 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
4813 expr needs to have DECL_NAME set.
4815 2010-02-24 Nick Clifton <nickc@redhat.com>
4817 * config/mep/mep.c: Include gimple.h.
4818 (mep_function_uses_sp): Delete unused function.
4819 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
4820 parameters. Use unsigned integers to count args. Return a
4821 NULL_RTX instead of an error_mark_node. Toidy up formatting.
4823 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4826 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
4827 greater or equal to nelt instead of 2 * nelt.
4828 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
4831 2010-02-23 Jason Merrill <jason@redhat.com>
4834 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4835 in cfun->local_decls even if they have register types.
4838 * stor-layout.c (place_field): Don't warn about unnecessary
4839 DECL_PACKED if the type is packed.
4841 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4844 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4845 GOTOFF relocs, even when the base reg isn't pic pointer.
4847 2010-02-23 Michael Matz <matz@suse.de>
4850 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4851 (expand_gimple_basic_block): Generate and use debug temps if there
4852 are debug uses left after the last real use of TERed ssa names.
4853 Unlink debug immediate uses when they are expanded.
4855 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4858 * config/i386/i386.c (override_options): Reorganise to provide
4859 better error messages.
4861 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4864 * graphite-scop-detection.c (create_single_exit_edge): Move
4865 the call to find_single_exit_edge to....
4866 (create_sese_edges): ...here. Don't handle multiple edges
4867 exiting the function.
4868 (build_graphite_scops): Don't handle multiple edges
4869 exiting the function.
4871 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4874 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4875 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4877 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4880 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4882 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4885 * c-typeck.c (convert_arguments): Print declaration location.
4886 * c-common.c (validate_nargs): Rename as
4887 builtin_function_validate_nargs.
4888 (check_builtin_function_arguments): Update.
4890 2010-02-22 Richard Guenther <rguenther@suse.de>
4893 * tree-inline.c (declare_return_variable): Use the type of
4894 the call stmt lhs if available.
4896 2010-02-22 Duncan Sands <baldrick@free.fr>
4898 * passes.c (register_pass): Always consider all pass lists when
4899 ref_pass_instance_number is zero.
4901 2010-02-22 Richard Guenther <rguenther@suse.de>
4903 PR tree-optimization/42749
4904 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
4905 parameter. Do arithmetic in the original type.
4906 (update_accumulator_with_ops): Likewise.
4907 (adjust_accumulator_values): Adjust.
4909 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4911 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
4912 (QI to BLKmode splitter): New splitter.
4914 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
4916 * config/i386/i386.c (initial_ix86_tune_features): Turn on
4917 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
4919 2010-02-22 Richard Guenther <rguenther@suse.de>
4921 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
4923 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
4925 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
4926 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
4927 ($(T)crti.o, $(T)crtn.o): Remove rules.
4929 2010-02-21 Tobias Burnus <burnus@net-b.de>
4932 * doc/invoke.texi (-fassociative-math): Document that this
4933 option is automatically enabled for Fortran.
4935 2010-02-20 David S. Miller <davem@davemloft.net>
4937 * configure.ac: Test if linker and assembler properly support
4938 GOTDATA_OP relocations.
4939 * configure: Rebuild.
4940 * config.in: Likewise.
4941 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4942 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4943 (movsi_high_pic): Likewise.
4944 (movdi_lo_sum_pic): Likewise.
4945 (movdi_high_pic): Likewise.
4946 (movsi_pic_gotdata_op): New pattern.
4947 (movdi_pic_gotdata_op): Likewise.
4948 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4949 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4951 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4954 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4955 attribute to ssemul.
4956 (xop_mulv2div2di3_high): Ditto.
4958 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4961 * c.opt (Wconversion-null): New option.
4962 * doc/invoke.texi (Wconversion-null): Document.
4964 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4966 * common.opt (Wlarger-than-): Add Undocumented.
4968 2010-02-19 Mike Stump <mikestump@comcast.net>
4970 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4972 2010-02-19 Jason Merrill <jason@redhat.com>
4975 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4976 * configure: Likewise.
4978 2010-02-20 Alan Modra <amodra@gmail.com>
4981 * cgraph.h (cgraph_make_decl_local): Declare.
4982 * cgraph.c (cgraph_make_decl_local): New function.
4983 (cgraph_make_node_local): Use it.
4984 * cgraphunit.c (cgraph_function_versioning): Likewise.
4985 * ipa.c (function_and_variable_visibility): Likewise.
4987 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4990 * except.c (sjlj_emit_function_enter): Don't call
4991 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4993 * rtl.h (add_reg_br_prob_note): Remove prototype.
4995 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4998 * c-common.c (conversion_warning): Remove widening conversions
4999 before checking the conversion of integers to reals.
5001 2010-02-19 Mike Stump <mikestump@comcast.net>
5004 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
5007 * cgraphunit.c (process_function_and_variable_attributes): Check
5008 DECL_PRESERVE_P instead of looking up attribute "used".
5009 * ipa-pure-const.c (check_decl): Likewise.
5010 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
5011 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
5012 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
5013 instead of attribute "used".
5014 * config/sol2-c.c (solaris_pragma_init): Likewise.
5015 (solaris_pragma_fini): Likewise.
5017 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5019 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
5020 Use XCNEW instead of xcalloc.
5021 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
5022 XNEW instead of xmalloc.
5023 (get_fields): Use XNEWVEC instead of xmalloc.
5026 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
5027 populate vars array.
5028 (create_new_general_access): For debug stmts just reset value.
5029 (get_stmt_accesses): For accesses within debug stmts just record them
5030 using add_access_to_acc_sites instead of preventing the peeling or
5031 counting them as accesses.
5034 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
5036 2010-02-19 Richard Guenther <rguenther@suse.de>
5038 PR tree-optimization/42916
5039 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
5042 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
5044 * configure.ac: Replace all uses of changequote in macro arguments
5045 with proper quoting.
5047 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5050 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
5052 2010-02-19 Richard Guenther <rguenther@suse.de>
5054 PR tree-optimization/42944
5055 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
5056 test for aliasing with errno.
5058 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5061 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
5062 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
5063 * dojump.c: Include output.h.
5064 (inv): New inline function.
5065 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
5066 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
5067 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
5068 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
5069 argument, pass it down to other calls.
5070 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
5071 add REG_BR_PROB note to the conditional jump.
5072 * cfgexpand.c (add_reg_br_prob_note): Removed.
5073 (expand_gimple_cond): Don't call it, add the probability
5074 as last argument to jumpif_1/jumpifnot_1.
5075 * Makefile.in (dojump.o): Depend on output.h.
5076 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
5078 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
5079 * stmt.c (do_jump_if_equal): Likewise.
5080 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
5081 * loop-unswitch.c (compare_and_jump_seq): Likewise.
5082 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
5084 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
5085 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
5086 jumpifnot_1 callers.
5087 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
5089 (store_expr): Adjust jumpifnot caller.
5090 (store_constructor): Adjust jumpif caller.
5093 * gimplify.c (gimple_boolify): For __builtin_expect call
5094 gimple_boolify also on its first argument.
5096 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
5098 * configure.ac (gnu-unique-object): Wrap regexps using [] in
5100 (__stack_chk_fail): Ditto. Remove quadrigraphs.
5101 * configure: Regenerated.
5103 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5105 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
5106 lang_hooks.types_compatible_p instead of comptypes.
5108 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
5110 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
5111 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
5112 if __prefer_thumb__ is defined.
5114 2010-02-18 Martin Jambor <mjambor@suse.cz>
5116 PR tree-optimization/43066
5117 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
5118 array with zero-sized element type.
5120 2010-02-18 Jakub Jelinek <jakub@redhat.com>
5122 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
5123 rtx, allocate struct var_loc_node here and return it to the
5124 caller, and only if it is actually needed.
5125 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
5126 move it earlier and return immediately if it returns NULL.
5128 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
5130 * config/sparc/gas.h: New file. Restore
5131 TARGET_ASM_NAMED_SECTION to its ELF default.
5132 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
5134 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5135 Likewise. Add ATTRIBUTE_UNUSED to prototype.
5136 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
5137 after sparc/sysv4.h.
5139 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
5141 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
5143 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
5145 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
5146 patterns from predicated pattern.
5148 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
5151 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
5152 for insn mnemonic suffix.
5154 2010-02-17 Richard Guenther <rguenther@suse.de>
5156 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
5159 2010-02-17 Jakub Jelinek <jakub@redhat.com>
5162 * caller-save.c (save_call_clobbered_regs): If BB ends with
5163 a DEBUG_INSN, move any notes in between last real insn and the last
5164 DEBUG_INSN after the last DEBUG_INSN.
5166 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
5168 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
5169 Fix return type. Fix argument type. Explain meaning of return value.
5171 2010-02-16 Richard Guenther <rguenther@suse.de>
5173 PR tree-optimization/41043
5174 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
5175 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
5177 (vrp_visit_phi_node): ... but only for loop PHI nodes.
5179 2010-02-16 Ira Rosen <irar@il.ibm.com>
5181 PR tree-optimization/43074
5182 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
5183 * tree-vect-loop.c (vect_analyze_loop_operations): Add
5184 vectorizable cycles in hybrid SLP check.
5185 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
5187 2010-02-16 Richard Guenther <rguenther@suse.de>
5189 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
5190 (true_dependence): If memrefs_conflict_p computes must-alias
5191 trust it. Move TBAA check after offset-based disambiguation.
5192 (canon_true_dependence): Likewise.
5194 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
5196 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
5197 * doc/invoke.texi: Document it.
5198 * var-tracking.c: Include toplev.h and params.h.
5199 (vt_find_locations): Return bool indicating success. Compute
5200 hash sizes unconditionally. Check new parameter, report.
5201 (variable_tracking_main_1): Check vt_find_locations results and
5202 retry. Renamed from...
5203 (variable_tracking_main): ... this. New wrapper to preserve
5204 flag_var_tracking_assignments.
5205 * Makefile.in (var-tracking.o): Adjust dependencies.
5207 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
5208 Jakub Jelinek <jakub@redhat.com>
5211 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
5212 if weak_import attribute is present.
5213 * config/darwin.c (machopic_select_section): Likewise.
5215 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
5217 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
5218 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
5219 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
5220 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
5222 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
5225 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5228 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
5229 Rewrite text to refer to the names.
5231 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
5233 * config/i386/i386-builtin-types.def
5234 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
5235 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
5236 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
5237 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
5238 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
5239 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
5240 IX86_BUILTIN_VPERMIL2PS256.
5241 (MULTI_ARG_4_DF2_DI_I): Defined.
5242 (MULTI_ARG_4_DF2_DI_I1): Defined.
5243 (MULTI_ARG_4_SF2_SI_I): Defined.
5244 (MULTI_ARG_4_SF2_SI_I1): Defined.
5245 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
5246 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
5247 __builtin_ia32_vpermil2ps256.
5248 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5249 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5250 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
5251 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5252 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5253 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
5254 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
5255 CODE_FOR_xop_vpermil2v8sf3.
5256 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
5257 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
5258 * config/i386/xopintrin.h (_mm_permute2_pd): New.
5259 (_mm256_permute2_pd): New.
5260 (_mm_permute2_ps): New.
5261 (_mm256_permute2_ps): New.
5263 2010-02-15 Nick Clifton <nickc@redhat.com>
5265 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
5266 boolean parameters. Use emit_jump_insn when emitting a pop
5267 instruction containing a return insn.
5268 (push): Use 'true' rather than '1' as second parameter to F.
5269 (h8300_expand_prologue): Likewise.
5270 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
5271 (h8300_expand_epilogue): Likewise.
5273 2010-02-15 Richard Guenther <rguenther@suse.de>
5276 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
5279 2010-02-15 Nick Clifton <nickc@redhat.com>
5281 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
5284 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
5286 * intl.c (fake_ngettext): New function.
5287 * intl.h (fake_ngettext): Declare.
5288 (ngettext): Define macro.
5289 * collect2.c (notice_translated): New function.
5290 (main): Use notice_translated and ngettext.
5291 * collect2.h (notice_translated): Declare.
5293 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
5295 * reorg.c (delete_computation): Comment fixes.
5296 * caller-save.c (setup_save_areas): Idem.
5297 * sel-sched-dump.c (dump_lv_set): Idem.
5300 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5302 * config/s390/s390.c (s390_sched_init): New function.
5303 (TARGET_SCHED_INIT): Target hook defined.
5305 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
5306 Jack Howarth <howarth@bromo.med.uc.edu>
5307 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5310 Partial revert of unintended change in fix for PR41605.
5311 * config/darwin.h: Fix typo.
5312 * config/darwin9.h: Same.
5314 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5316 * c-pch.c (pch_init): Clear v.
5318 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5321 * graphite-scop-detection.c (graphite_can_represent_scev): Call
5322 graphite_can_represent_init for MULT_EXPR.
5324 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5328 * graphite-sese-to-poly.c (remove_phi): New.
5329 (translate_scalar_reduction_to_array): Call remove_phi.
5331 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5334 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
5335 * graphite-clast-to-gimple.h (gloog): Update declaration.
5336 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
5337 * graphite-poly.h (struct poly_bb): Add missing comments.
5338 (struct scop): Add poly_scop_p field.
5340 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
5341 * graphite.c (graphite_transform_loops): Build the polyhedral
5342 representation for each scop before code generation.
5343 * sese.c (rename_variables_in_operand): Removed.
5344 (rename_variables_in_expr): Return the renamed expression.
5345 (rename_sese_parameters): New.
5346 * sese.h (rename_sese_parameters): Declared.
5348 2010-02-11 Richard Guenther <rguenther@suse.de>
5350 PR tree-optimization/42998
5351 * tree-ssa-pre.c (create_expression_by_pieces): Treat
5352 POINTER_PLUS_EXPR properly.
5354 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5355 Changpeng Fang <changpeng.fang@amd.com>
5358 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
5359 the cost of an IV candidate when the IV is used in a test against zero.
5361 * gcc.dg/tree-ssa/ivopts-3.c: New.
5363 2010-02-11 Richard Guenther <rguenther@suse.de>
5366 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
5367 pointer-vs-decl case by swapping refs. Handle some cases
5368 of pointer-vs-decl disambiguations more conservatively.
5369 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
5370 to false after expanding.
5372 2010-02-11 Richard Guenther <rguenther@suse.de>
5375 * gcc.c (process_command): Handle LTO file@offset case more
5378 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5380 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
5381 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
5383 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
5385 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
5386 if MEM's mode size isn't DWARF2_ADDR_SIZE.
5387 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
5388 Optimize eq/ne comparisons when both arguments are known to be
5390 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
5391 Don't mask operands unnecessarily if they are known to be already
5394 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
5396 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
5399 2010-02-10 Richard Guenther <rguenther@suse.de>
5401 PR tree-optimization/43017
5402 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
5403 for wrapping signed arithmetic.
5405 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5408 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
5409 if no debug info should be emitted for it.
5411 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5413 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5414 note when flag_exceptions is set.
5416 2010-02-10 Duncan Sands <baldrick@free.fr>
5418 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5420 2010-02-10 Richard Guenther <rguenther@suse.de>
5423 * tree.c (get_unwidened): Handle constants.
5424 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5426 2010-02-10 Martin Jambor <mjambor@suse.cz>
5429 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5430 check for variable argument counts independently.
5432 2010-02-10 Christian Bruel <christian.bruel@st.com>
5435 * config/sh/sh.c (find_barrier): Increase length for non delayed
5436 conditional branches.
5438 2010-02-10 Christian Bruel <christian.bruel@st.com>
5440 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5442 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5444 * builtins.c (set_builtin_user_assembler_name): Also handle
5445 ffs if int is smaller than word.
5447 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5450 * ira-conflicts.c (get_dup): Remove.
5451 (process_reg_shuffles): Add new parameter. Use it as an
5452 additional guard for copy generation.
5453 (add_insn_allocno_copies): Rewrite.
5455 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5457 * common.opt (fsched2-use-traces): Preserved for backward
5459 * doc/invoke.texi: Remove the documentation about option
5460 -fsched2-use-traces.
5461 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
5462 flag_sched2_use_traces.
5463 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
5464 the backward compatibility flag section.
5466 2010-02-09 Richard Guenther <rguenther@suse.de>
5468 PR tree-optimization/43008
5469 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5470 make HEAP variables initialized from global memory if they
5471 are not known builtin functions.
5472 (find_func_aliases): Adjust.
5474 2010-02-09 Richard Guenther <rguenther@suse.de>
5476 PR tree-optimization/43000
5477 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5478 arithmetic manually.
5480 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5482 PR tree-optimization/42931
5483 * tree-loop-linear.c (try_interchange_loops): Don't call
5484 double_int_mul if estimated_loop_iterations failed.
5486 2010-02-08 Martin Jambor <mjambor@suse.cz>
5489 * tree-sra.c (build_accesses_from_assign): Do not mark in
5490 should_scalarize_away_bitmap if stmt has volatile ops.
5491 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5494 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5496 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5498 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5500 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5503 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5506 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5508 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5511 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5512 to unknown_dependence.
5513 (graphite_legal_transform_dr): Handle the unknown_dependence.
5514 (graphite_carried_dependence_level_k): Same.
5516 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5518 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5520 2010-02-07 Richard Guenther <rguenther@suse.de>
5523 * expr.c (get_inner_reference): Always initialize *pbitsize.
5525 2010-02-07 Richard Guenther <rguenther@suse.de>
5528 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5529 new ARRAY_REFs on variable size element or minimal index arrays.
5531 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5532 gimple_fold_indirect_ref.
5534 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5537 * arm.c (arm_override_options): Just return if the user has specified
5538 an invalid fpu name.
5540 2010-02-03 Jason Merrill <jason@redhat.com>
5543 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5544 i386_pe_maybe_record_exported_symbol.
5546 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5549 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5550 (pa_delegitimize_address): New function.
5552 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5554 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5555 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5557 2010-02-05 Richard Guenther <rguenther@suse.de>
5560 * lto-streamer-in.c (get_resolution): Deal with references
5561 to undefined functions.
5563 2010-02-05 Richard Guenther <rguenther@suse.de>
5565 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5566 (fold_const_aggregate_ref): Likewise.
5567 (ccp_fold_stmt): Substitute loads.
5568 (maybe_fold_reference): Verify types before substituting.
5570 (fold_gimple_assign): Unshare properly.
5571 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5573 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5575 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5576 for rs6000_gen_cell_microcode.
5578 2010-02-04 Richard Guenther <rguenther@suse.de>
5580 PR rtl-optimization/42952
5581 * dse.c (const_or_frame_p): Remove MEM handling.
5583 2010-02-04 Nick Clifton <nickc@redhat.com>
5585 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5586 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5587 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5588 (mn10300_asm_output_mi_thunk): New function.
5589 (mn10300_can_output_mu_thunk): New function.
5590 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5591 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5592 (FUNCTION_ARG): Delete incorrect comment.
5594 2010-02-03 Jason Merrill <jason@redhat.com>
5597 * fold-const.c (operand_equal_p): Handle erroneous types.
5599 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5601 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5603 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5605 PR rtl-optimization/42941
5606 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5609 2010-02-03 Jason Merrill <jason@redhat.com>
5612 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5614 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5617 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5618 (cselib_reset_table): Renamed from...
5619 (cselib_reset_table_with_next_value): ... this.
5620 (cselib_get_next_uid): Renamed from...
5621 (cselib_get_next_unknown_value): ... this.
5622 * cselib.c (next_uid): Renamed from...
5623 (next_unknown_value): ... this.
5624 (cselib_clear_table): Adjust.
5625 (cselib_reset_table): Adjust. Renamed from...
5626 (cselib_reset_table_with_next_value): ... this.
5627 (cselib_get_next_uid): Adjust. Renamed from...
5628 (cselib_get_next_unknown_value): ... this.
5629 (get_value_hash): Use hash.
5630 (cselib_hash_rtx): Likewise.
5631 (new_cselib_val): Adjust. Set and dump uid.
5632 (cselib_lookup_mem): Pass next_uid as hash.
5633 (cselib_subst_to_values): Likewise.
5634 (cselib_log_lookup): Dump uid.
5635 (cselib_lookup): Pass next_uid as hash. Adjust.
5636 (cselib_process_insn): Adjust.
5637 (cselib_init): Initialize next_uid.
5638 (cselib_finish): Adjust.
5639 (dump_cselib_table): Likewise.
5640 * dse.c (canon_address): Dump value uid.
5641 * print-rtl.c (print_rtx): Print value uid.
5642 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5644 (dv_uid): New function, sort of renamed from...
5645 (dv_htab_hash): ... this, reimplemented in terms of it and...
5646 (dv_uid2hash): ... this. New.
5647 (variable_htab_eq): Drop excess assertions.
5648 (tie_break_pointers): Removed.
5649 (canon_value_cmp): Compare uids.
5650 (variable_post_merge_New_vals): Print uids.
5651 (vt_add_function_parameters): Adjust.
5652 (vt_initialize): Reset table. Adjust.
5654 2010-02-03 Richard Guenther <rguenther@suse.de>
5656 PR tree-optimization/42944
5657 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5658 (call_may_clobber_ref_p_1): Likewise. Properly handle
5659 malloc and calloc clobbering errno.
5661 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5663 * doc/invoke.texi: Fix name of sched1 dump.
5665 * opts.c (decode_options): Set flag_tree_switch_conversion
5666 only conditionally on optimize >= 2.
5668 * gcse.c: Assorted comment fixes in pass description.
5670 2010-02-03 Anthony Green <green@moxielogic.com>
5672 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5673 nop padding in order to maintain alignment of storage location of
5674 target function address.
5675 (moxie_trampoline_init): Store target function address at newly
5677 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5679 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5681 2010-02-03 Richard Guenther <rguenther@suse.de>
5684 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5686 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5688 * config.gcc: Reenable check for obsolete targets.
5689 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5690 mips-sgi-irix6.[0-4]*.
5692 2010-02-02 Nick Clifton <nickc@redhat.com>
5694 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5695 constant size of 4 as being the same as 0.
5696 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5697 can take values in the range 0..4.
5699 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5702 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5703 as _darwin10_Unwind_FindEnclosingFunction().
5704 * libgcc-libsystem.ver: New.
5706 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5709 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5710 implicitly set registers.
5712 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5714 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5715 (arm_override_options): Allow automatic selection of the thread
5716 pointer register if thumb2.
5717 (legitimize_pic_address): Improve code sequences for Thumb2.
5718 (arm_call_tls_get_addr): Likewise.
5719 (legitimize_tls_address): Likewise.
5720 * arm.md (pic_load_addr_arm): Delete. Replace with ...
5721 (pic_load_addr_32bit): ... this. New named pattern.
5722 * thumb2.md (pic_load_addr_thumb2): Delete.
5723 (pic_load_dot_plus_four): Delete.
5724 (tls_load_dot_plus_four): New named pattern.
5726 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5729 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
5730 Document fix for TLS bug.
5732 2010-01-31 Richard Guenther <rguenther@suse.de>
5734 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
5735 conservatively correct.
5737 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5741 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5743 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5745 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5747 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
5749 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
5751 * config.gcc: Adjust order of makefile fragments for mingw targets.
5753 2010-01-31 Richard Guenther <rguenther@suse.de>
5756 * gimplify.c (gimplify_init_constructor): For volatile LHS
5757 initialize a temporary.
5759 2010-01-31 Matthias Klose <doko@ubuntu.com>
5761 * configure.ac: Fix __stack_chk_fail check for cross builds configured
5763 * configure: Regenerate.
5765 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
5767 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5768 the same alias set and their sizes different constantness.
5769 (aliasing_component_refs_p): Revert 2009-10-24 change.
5771 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5773 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
5776 2010-01-29 Richard Guenther <rguenther@suse.de>
5778 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
5779 Assert we successfully updated the call.
5781 2010-01-29 Jakub Jelinek <jakub@redhat.com>
5783 PR rtl-optimization/42889
5784 * df.h (df_set_bb_dirty_nonlr): New prototype.
5785 * df-core.c (df_set_bb_dirty_nonlr): New function.
5786 * df-scan.c (df_insn_rescan): Call it instead of
5787 df_set_bb_dirty for DEBUG_INSNs.
5789 2010-01-29 Richard Guenther <rguenther@suse.de>
5792 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
5793 quadratic behavior in most cases.
5795 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
5798 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5799 in the call to gen_x86_movsicc_0_m1.
5801 2010-01-28 Richard Guenther <rguenther@suse.de>
5803 PR tree-optimization/42871
5804 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
5806 2010-01-28 Richard Guenther <rguenther@suse.de>
5808 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5809 into call arguments.
5811 2010-01-28 Richard Guenther <rguenther@suse.de>
5814 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
5815 the forwarder if the destination is an EH landing pad.
5817 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
5819 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
5820 block list passed to gimple_duplicate_sese_tail.
5821 (parallelize_loops): Avoid parallelization when the function
5823 Avoid parallelization when the preheader is IRREDUCIBLE.
5824 Try to optimize when estimated_loop_iterations_int is unresolved.
5825 Add the loop's location to the dump file.
5826 * tree-cfg.c (add_phi_args_after_redirect): Remove.
5827 (gimple_duplicate_sese_tail): Remove the check for the latch.
5828 Redirect nexits to the exit block.
5829 Remove handling of the incoming edges to the latch.
5830 Redirect the backedge from the copied latch to the exit bb.
5832 2010-01-28 Michael Matz <matz@suse.de>
5835 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5836 Wrap force_reg into a sequence, emit it before user.
5838 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5840 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5842 (arm_legacy_rev): Likewise.
5843 (thumb_legacy_rev): Likewise.
5845 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5847 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5848 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5849 on MEM's address failed, try avoid_constant_pool_reference and
5850 recurse if it returned something different.
5851 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5852 address, try avoid_constant_pool_reference and recurse if it
5853 returned something different.
5854 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5855 address and avoid_constant_pool_reference returned something
5856 different, don't set have_address.
5858 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5861 * var-tracking.c (val_store): Add modified argument, obey it.
5863 (count_uses): Move down logging of main.
5864 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5865 don't need resolution.
5866 (emit_notes_in_bb): Likewise.
5868 2010-01-27 Richard Guenther <rguenther@suse.de>
5871 * tree-inline.c (remap_decl): Delay remapping of SSA name
5872 default definitions until we need them.
5874 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5876 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5877 (rs6000_delegitimize_address): New function.
5879 * config/s390/s390.c (s390_delegitimize_address): Call
5880 delegitimize_mem_from_attrs.
5883 * tree-inline.c (cannot_copy_type_1): Removed.
5884 (copy_forbidden): Don't forbid copying of functions containing
5885 records/unions with variable length fields.
5887 2010-01-27 Christian Bruel <christian.bruel@st.com>
5891 * config/sh/sh.c (find_barrier): Increase length for non delayed
5892 conditional branches.
5894 2010-01-27 Matthias Klose <doko@ubuntu.com>
5896 * configure.ac (gnu-unique-object): Fix ldd version check.
5897 * configure: Regenerate.
5899 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5901 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
5903 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
5904 Test for HAVE_GNU_AS value.
5906 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5908 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
5909 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
5910 INT64_TYPE): Define.
5911 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
5912 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5913 INT_LEAST64_TYPE): Define.
5914 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
5915 UINT_LEAST64_TYPE): Define.
5916 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
5917 INT_FAST64_TYPE): Define.
5918 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5919 UINT_FAST64_TYPE): Define.
5920 (INTMAX_TYPE, UINTMAX_TYPE): Define.
5921 (INTPTR_TYPE, UINTPTR_TYPE): Define.
5922 (SIG_ATOMIC_TYPE): Define.
5924 2010-01-26 Richard Guenther <rguenther@suse.de>
5926 * df-scan.c (df_scan_set_bb_info): Remove assert.
5927 (df_insn_rescan_debug_internal): Merge asserts.
5928 (df_install_ref): Likewise.
5929 (df_mark_reg): Use bitmap_set_range.
5930 (df_hard_reg_used_p): Remove assert.
5931 (df_hard_reg_used_count): Likewise.
5933 2010-01-26 Richard Guenther <rguenther@suse.de>
5935 PR rtl-optimization/42685
5936 * web.c (web_main): Ignore DEBUG_INSNs.
5938 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
5940 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5942 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5943 Fix types of fndecl and arglist parameters.
5945 2010-01-26 Richard Guenther <rguenther@suse.de>
5948 * tree-eh.c (unsplit_eh): Skip debug insns.
5950 2010-01-26 Richard Guenther <rguenther@suse.de>
5952 PR tree-optimization/42250
5953 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5955 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5958 * omp-low.c (expand_omp_sections): Only use single_pred if
5959 l2_bb is single_pred_p.
5961 2010-01-25 Christian Bruel <christian.bruel@st.com>
5964 * config/sh/sh.c (find_barrier): Increase length for non delayed
5965 conditional branches.
5966 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5968 2010-01-24 David S. Miller <davem@davemloft.net>
5970 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5971 define if not using GAS.
5972 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5973 Likewise. Delete SECTION_MERGE code, which is only applicable
5976 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5979 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5980 mangling of va_list in system headers.
5982 2010-01-23 Toon Moene <toon@moene.org>
5984 * tree-predcom.c (combine_chains): Return NULL, not false.
5986 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5988 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5989 initialization of variable res to agree with return type.
5991 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5993 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5994 * tree-sra.c: Add include of expr.h.
5996 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5998 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5999 insert the debug stmt on the single non-EH edge from the stmt.
6001 2010-01-22 Richard Henderson <rth@redhat.com>
6004 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
6005 the RHS until after generate_subtree_copies has insertted its
6006 code before the current statement.
6008 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
6010 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
6012 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
6014 2010-01-21 Martin Jambor <mjambor@suse.cz>
6016 PR tree-optimization/42585
6017 * tree-sra.c (struct access): New field grp_total_scalarization.
6018 (dump_access): Dump the new field.
6019 (should_scalarize_away_bitmap): New variable.
6020 (cannot_scalarize_away_bitmap): Likewise.
6021 (sra_initialize): Allocate new bitmaps.
6022 (sra_deinitialize): Free new bitmaps.
6023 (create_access_1): New function.
6024 (create_access): Parts moved to create_access_1.
6025 (type_consists_of_records_p): New function.
6026 (completely_scalarize_record): Likewise.
6027 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
6028 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
6029 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
6031 (analyze_all_variable_accesses): Completely scalarize small eligible
6034 2010-01-21 Martin Jambor <mjambor@suse.cz>
6036 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
6038 2010-01-21 Andrew Haley <aph@redhat.com>
6040 * gcc.c (process_command): Move lang_specific_driver before
6041 setting cc_libexec_prefix.
6043 2010-01-21 Richard Guenther <rguenther@suse.de>
6046 * fold-const.c (negate_expr_p): Pretend only negative
6047 real constants are easily negatable.
6049 2010-01-20 Janis Johnson <janis187@us.ibm.com>
6050 Jason Merrill <jason@redhat.com>
6052 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
6053 (TYPE_TRANSPARENT_AGGR): this, for union and record.
6054 * calls.c (initialize argument_information): Handle it.
6055 * c-common.c (handle_transparent_union_attribute): Use new name.
6056 * c-decl.c (finish_struct): Ditto.
6057 * c-typeck.c (type_lists_compatible_p): Ditto.
6058 (convert_for_assignment): Use new name and also handle record.
6059 * function.c (aggregate_value_p): Handle it.
6060 (pass_by_reference): Ditto.
6061 (assign_parm_data_types): Ditto.
6062 * print-tree.c (print_node): Ditto.
6063 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
6064 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
6065 * tree.c (first_field): New fn.
6067 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6070 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
6071 even when linking statically, for now.
6073 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6076 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
6077 without a cselib val.
6078 (count_uses): Accept MO_VAL_SET with no val on stores.
6079 (add_stores): Likewise.
6081 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6083 * var-tracking.c (check_value_val): Add a compile time assertion.
6084 (dv_is_decl_p): Simplify.
6085 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
6086 gcc_assert if ENABLE_CHECKING.
6088 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6091 * var-tracking.c: Include tree-flow.h.
6092 (mem_dies_at_call): New.
6093 (dataflow_set_preserve_mem_locs): Use it.
6094 (dataflow_set_remove_mem_locs): Likewise.
6095 (dump_var): Renamed from dump_variable. Adjust all callers.
6096 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
6097 * Makefile.in (var-tracking.o): Adjust deps.
6099 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
6101 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
6103 2010-01-20 Richard Guenther <rguenther@suse.de>
6105 PR tree-optimization/42717
6106 * tree-ssa-dce.c (get_live_post_dom): Remove.
6107 (forward_edge_to_pdom): Take an arbitrary edge to copy
6108 degenerate PHI args from.
6109 (remove_dead_stmt): Use the first post-dominator even if it
6110 does not contain live statements as redirection destination.
6112 2010-01-20 Richard Guenther <rguenther@suse.de>
6114 * tree-inline.c (estimate_num_insns): Handle EH builtins.
6116 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6118 * sel-sched.c (create_speculation_check): Remove set but not used
6120 (try_transformation_cache): Remove set but not used variable ds.
6121 (calculate_privileged_insns): Remove set but not used variables
6122 cur_insn and min_spec_insn.
6123 (find_best_expr): Remove set but not used variable avail_n.
6124 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
6126 * cgraphunit.c (assemble_thunk): Remove set but not used variable
6128 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
6129 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
6132 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
6135 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
6136 cpu types. Add support for *-sse3 cpu types.
6137 (x86_64-*-*): Ditto.
6139 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6142 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
6143 argument, call initializer_constant_valid_p_1 instead of
6144 initializer_constant_valid_p, pass CACHE to it, return NULL
6145 immediately if first call returns NULL.
6146 (initializer_constant_valid_p_1): New function.
6147 (initializer_constant_valid_p): Use it.
6149 2010-01-20 Thomas Quinot <quinot@adacore.com>
6151 * tree.def (PLACEHOLDER_EXPR): Fix comment.
6153 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6155 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
6156 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
6157 (loc_list_from_tree): Don't handle unsigned division. Handle
6158 signed modulo using DW_OP_{over,over,div,mul,minus}.
6159 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
6160 modulo instead of signed.
6162 2010-01-20 DJ Delorie <dj@redhat.com>
6164 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
6166 (h8300_emit_stack_adjustment): Propogate it.
6168 (h8300_expand_prologue): Likewise.
6169 (h8300_expand_epilogue): Likewise.
6171 2010-01-19 Michael Matz <matz@suse.de>
6173 PR tree-optimization/41783
6174 * tree-data-ref.c (toplevel): Include flags.h.
6175 (dump_data_dependence_relation): Also dump the inputs if the
6176 result will be unknown.
6177 (split_constant_offset_1): Look through some conversions.
6178 * tree-predcom.c (determine_roots_comp): Restart a new chain if
6179 the offset from last element is too large.
6180 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
6181 (reassociate_to_the_same_stmt): Handle vector registers.
6182 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
6184 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
6185 wide_prolog_niters argument, emit widening instructions.
6186 (vect_do_peeling_for_alignment): Adjust caller, use widened
6187 variant of the iteration cound.
6188 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
6190 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6193 * config/arm/neon-testgen.m (emit_automatics): New parameter
6194 features. Adjust for Fixed_return_reg feature.
6195 (test_intrinsic): Call emit_automatics with new feature.
6196 * config/arm/neon.ml: Update copyright years.
6197 (features): New Fixed_return_reg feature.
6198 (ops): Update feature for Vget_low.
6200 2010-01-19 Jakub Jelinek <jakub@redhat.com>
6202 PR tree-optimization/42719
6203 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
6207 * fwprop.c (all_uses_available_at): Return false if def_set dest
6208 is a REG that is used in def_insn.
6210 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
6212 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
6214 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
6217 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
6219 * target.h (struct gcc_target) <secondary_reload>: Change type
6220 of last argument to secondary_reload_info *.
6222 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
6225 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
6226 memory references with unaligned offsets. Remove CQImode handling.
6227 (unaligned_memory_operand): Return 1 for memory references with
6228 unaligned offsets. Remove CQImode handling.
6230 2010-01-18 Richard Guenther <rguenther@suse.de>
6233 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
6236 2010-01-18 Richard Guenther <rguenther@suse.de>
6238 PR tree-optimization/42781
6239 * tree-ssa-structalias.c (find_what_var_points_to): Skip
6240 restrict processing only if the original variable was artificial.
6242 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
6244 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
6245 find number of popped argument bytes.
6247 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
6248 Fix the text that describes the return value for invalid insns.
6250 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
6252 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
6253 Clarify what 'cost of the -dependence' is. Fix quoting.
6255 * toplev.c (default_get_pch_validity): Rename argument to "sz".
6256 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
6258 2010-01-17 Jakub Jelinek <jakub@redhat.com>
6260 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6261 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
6263 2010-01-17 Richard Guenther <rguenther@suse.de>
6266 * function.c (split_complex_args): Take a VEC to modify.
6267 (assign_parms_augmented_arg_list): Build a VEC instead of
6268 a chain of PARM_DECLs.
6269 (assign_parms_unsplit_complex): Take a VEC of arguments.
6270 Do not fixup unmodified parms.
6271 (assign_parms): Deal with the VEC.
6272 (gimplify_parameters): Likewise.
6274 2010-01-17 Richard Guenther <rguenther@suse.de>
6276 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
6277 node existence check.
6278 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
6279 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
6280 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
6281 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
6282 (gimple_execute_on_growing_pred): Likewise.
6284 2010-01-17 Richard Guenther <rguenther@suse.de>
6286 PR tree-optimization/42773
6287 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
6288 (compute_antic_aux): Likewise.
6289 (compute_partial_antic_aux): Likewise.
6291 2010-01-17 Jie Zhang <jie.zhang@analog.com>
6294 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
6297 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
6299 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
6302 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
6303 Fix markup for strict argument.
6305 (TARGET_SCHED_REORDER2): Fix argument types.
6307 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
6308 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
6310 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
6311 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
6313 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
6316 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
6317 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
6318 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
6319 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
6320 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
6322 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
6324 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
6326 (TARGET_ASM_RELOC_RW_MASK): Add return type.
6327 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
6329 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
6331 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
6334 (TARGET_ASM_NAMED_SECTION): Fix argument list.
6336 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
6337 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
6339 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
6341 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
6343 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
6344 referring to it. Fix language.
6346 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
6348 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
6350 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
6352 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
6354 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
6355 '@var{stream}. Remove stray 'and'.
6357 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
6359 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
6361 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
6363 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
6364 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
6366 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
6367 Fix description of return value.
6368 Rename argument "sz" to "len."
6370 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
6371 Clarify meaning of 'true' return value.
6373 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
6375 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
6376 rep_mode versus mode_rep.
6378 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
6380 (TARGET_BUILTIN_DECL): Fix name.
6382 (TARGET_COMMUTATIVE_P): Fix type of first argument.
6384 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
6386 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
6388 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
6390 (TARGET_RELAXED_ORDERING): Use @deftypevr.
6392 (TARGET_GET_DRAP_RTX): Note that this is a hook.
6395 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
6396 Rename argument tm_fn to md_fn.
6398 (TARGET_OPTION_PRINT): Fix argument list.
6400 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
6403 * config/i386/i386.c (ix86_fixup_binary_operands):
6404 Revert FMA4 fixup of operands.
6406 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6409 * Makefile.in (write_entries_to_file, install-plugin):
6410 Use \012 instead of \n with tr.
6412 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6414 * configure.ac (HAVE_AS_REF): New C macro.
6415 * configure: Regenerate.
6416 * config.in: Likewise.
6417 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6419 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6422 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6424 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6426 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6428 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6430 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6432 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6434 (TARGET_BINDS_LOCAL_P): Fix argument type.
6436 (TARGET_ASM_FILE_END): Use prototype.
6438 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6440 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6442 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6444 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6446 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6447 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6449 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6450 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6452 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6453 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6454 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6455 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6457 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6459 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6461 (TARGET_INIT_BUILTINS): Use prototype.
6463 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6464 Put 'const char *' in braces. Fix parameter types.
6465 (TARGET_INVALID_CONVERSION): Fix parameter types.
6466 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
6467 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
6469 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
6472 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6474 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6476 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6478 * doc/tm.texi (TARGET_HELP): Fix return type.
6480 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6481 in braces. Fix argument types.
6483 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6485 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6487 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6489 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6490 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6492 (TARGET_MANGLE_TYPE): Fix argument types.
6494 (TARGET_IRA_COVER_CLASSES): Use prototype.
6496 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6498 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6500 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6502 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6504 (TARGET_CALLEE_COPIES): Fix argument types.
6506 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6508 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6510 (TARGET_FUNCTION_VALUE): Fix argument types.
6512 (TARGET_RETURN_IN_MSB): Fix argument type.
6514 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6516 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6518 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6520 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6521 agree with return type.
6523 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6525 2010-01-15 Jing Yu <jingyu@google.com>
6527 PR rtl-optimization/42691
6528 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6529 a pseudo to a constant and are merged, and adjust comments.
6531 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6533 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6535 2010-01-15 Richard Guenther <rguenther@suse.de>
6538 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6539 labels of computed or non-local gotos to the destination.
6540 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6541 landing pad label is the first label.
6543 2010-01-15 Richard Guenther <rguenther@suse.de>
6545 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6547 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6550 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6551 to allow generation of the xssqrtdp instruction on power7.
6552 (sqrtdf2_fpr): Ditto.
6554 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6557 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6558 functions with noreturn attribute.
6561 * varasm.c (declare_weak): Add weak attribute to decl if it
6562 doesn't have one already.
6563 (assemble_external): Only add decls to weak_decls if they also
6564 have weak attribute.
6566 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6568 * var-tracking.c (var_reg_delete): Don't delete the association
6569 between REGs and values or one-part variables if the register
6572 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6575 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6576 because its first operand is a non-localized variable.
6578 2010-01-14 Martin Jambor <mjambor@suse.cz>
6580 PR tree-optimization/42706
6581 * tree-sra.c (encountered_recursive_call): New variable.
6582 (encountered_unchangable_recursive_call): Likewise.
6583 (sra_initialize): Initialize both new variables.
6584 (callsite_has_enough_arguments_p): New function.
6585 (scan_function): Call decl and flags check only for IPA-SRA, check
6586 whether there is a recursive call and whether it has enough arguments.
6587 (all_callers_have_enough_arguments_p): New function.
6588 (convert_callers): Look for recursive calls only when
6589 encountered_recursive_call is set.
6590 (ipa_early_sra): Bail out either if
6591 !all_callers_have_enough_arguments_p or
6592 encountered_unchangable_recursive_call.
6594 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6596 * sel-sched.c: Add 2010 to copyright years.
6597 * sel-sched-ir.c: Likewise.
6598 * sel-sched-ir.h: Likewise.
6600 2010-01-14 Martin Jambor <mjambor@suse.cz>
6602 PR tree-optimization/42714
6603 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6604 constructors specially.
6606 2010-01-14 Andi Kleen <ak@linux.intel.com>
6608 * config/i386/drivers-i386.c (detect_caches_intel):
6609 Add l2sizekb parameter and fill in.
6610 (host_detect_local_cpu): Add l2sizekb, fill in.
6611 Add Atom small cache heuristic.
6613 2010-01-14 Andi Kleen <ak@linux.intel.com>
6615 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6616 Add level3 parameter and fill in.
6617 (detect_caches_intel): Handle level3 cache.
6619 2010-01-14 Andi Kleen <ak@linux.intel.com>
6621 * config/i386/drivers-i386.c (host_detect_local_cpu):
6622 Fix core duo detection.
6624 2010-01-14 Andi Kleen <ak@linux.intel.com>
6626 * config/i386/drivers-i386.c (host_detect_local_cpu):
6629 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6631 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6632 (rs6000_variable_issue_1): this. Use...
6633 (rs6000_variable_issue): here. Reimplement. Print debug info.
6635 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6637 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6638 sel_restore_notes. Update all callers. Call reemit_notes
6641 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6643 PR rtl-optimization/42246
6644 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6647 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6649 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6650 all successors is the same as number of successors in current region.
6652 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6654 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6655 to rename is not separable. Otherwise check that its LHS is not NULL.
6657 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6659 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6661 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6663 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6664 available registers when failed to discover LHS register class.
6665 Fix indentation. Update comment.
6667 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6668 Alexander Monakov <amonakov@ispras.ru>
6670 PR rtl-optimization/42389
6671 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6673 (advance_state_on_fence): Likewise.
6674 (sel_target_adjust_priority): Print debug output only when
6675 sched_verbose >= 4, not 2.
6676 (get_expr_cost): Do not issue all unique insns on the next cycle.
6677 (fill_insns): Initialize can_issue_more from the value saved
6679 * sel-sched-ir.c (flist_add): New parameter issue_more.
6680 Init FENCE_ISSUE_MORE with it.
6681 (merge_fences): Likewise.
6682 (init_fences): Update call to flist_add.
6683 (add_to_fences, add_clean_fence_to_fences)
6684 (add_dirty_fence_to_fences): Likewise.
6685 (move_fence_to_fences): Update call to merge_fences.
6686 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6688 * sel-sched-ir.h (struct _fence): New field issue_more.
6689 (FENCE_ISSUE_MORE): New accessor macro.
6691 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6693 PR rtl-optimization/42388
6694 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6695 that have no predecessors nor successors. Do not call move_bb_info
6696 for empty blocks outside of current region.
6698 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6700 PR rtl-optimization/42294
6701 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6702 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6703 originators' originators.
6705 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6707 PR rtl-optimization/39453
6708 PR rtl-optimization/42246
6709 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6711 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6713 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6714 Alexander Monakov <amonakov@ispras.ru>
6717 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6718 (maybe_tidy_empty_bb): ... here. Make static. Add new
6719 argument. Update all callers.
6720 (tidy_control_flow): ... and here. Recompute topological order
6721 of basic blocks in region if necessary.
6722 (sel_redirect_edge_and_branch): Change return type. Return true
6723 if topological order might have been invalidated.
6724 (purge_empty_blocks): Export and move from...
6725 * sel-sched.c (purge_empty_blocks): ... here.
6726 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
6727 (maybe_tidy_empty_bb): Delete prototype.
6728 (purge_empty_blocks): Declare.
6730 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6732 PR rtl-optimization/42249
6733 * sel-sched.c (try_replace_dest_reg): When chosen register
6734 and original register is the same, do not bail out early, but
6735 still check all original insns for validity of replacing destination
6736 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
6739 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6742 Port from no-undefined-overflow branch:
6743 2009-03-09 Richard Guenther <rguenther@suse.de>
6745 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
6747 2010-01-14 Richard Guenther <rguenther@suse.de>
6750 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
6752 2010-01-14 Ira Rosen <irar@il.ibm.com>
6754 PR tree-optimization/42709
6755 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
6756 as scalar type in creation of constant vector operand.
6758 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6761 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
6762 (check-parallel-%): Match `testsuite' directory component only
6765 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
6767 PR translation/39521
6768 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
6771 2010-01-13 Richard Guenther <rguenther@suse.de>
6773 PR tree-optimization/42730
6774 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
6777 2010-01-13 Steve Ellcey <sje@cup.hp.com>
6780 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
6781 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
6784 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
6786 * config/bfin/libgcc-bfin.ver: Regenerate based on current
6787 libgcc-std.ver. Add entries for ___smulsi3_highpart and
6788 ___umulsi3_highpart.
6790 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
6791 rather than schedule_insns if the pass is enabled.
6793 2010-01-13 Martin Jambor <mjambor@suse.cz>
6795 PR tree-optimization/42704
6796 * tree-sra.c (sra_modify_assign): Do not delete assignments to
6799 2010-01-13 Martin Jambor <mjambor@suse.cz>
6801 PR tree-optimization/42703
6802 * tree-sra.c (analyze_access_subtree): Check that we can build a
6803 reference to the original data within the aggregate.
6805 2010-01-13 Richard Guenther <rguenther@suse.de>
6807 PR tree-optimization/42705
6808 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6810 2010-01-13 Richard Guenther <rguenther@suse.de>
6813 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
6815 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6818 * var-tracking.c (values_to_unmark): New variable.
6819 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6820 values_to_unmark vector. Moved body to...
6821 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6822 instead queue it into values_to_unmark vector.
6823 (vt_find_locations): Free values_to_unmark vector.
6825 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
6827 * config/s390/s390.c (override_options): Set
6828 default of max-pending-list-length to 256
6830 2010-01-13 Richard Guenther <rguenther@suse.de>
6833 * tree-pass.h (PROP_gimple_lcx): New.
6834 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6835 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6836 before the final cleanup_eh.
6837 (dump_properties): Dump PROP_gimple_lcx.
6838 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6839 (tree_lower_complex_O0): Remove.
6840 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6841 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6842 tree_lower_complex, schedule TODO_update_ssa.
6843 * lto-streamer-out.c (output_function): Stream the functions
6845 * lto-streamer-in.c (input_function): Likewise.
6846 (lto_read_body): Do not override them here.
6848 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6851 * c-typeck.c (build_c_cast): Fold value cast to union type before
6852 wrapping it in a CONSTRUCTOR.
6854 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6856 PR rtl-optimization/42699
6857 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6860 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6862 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6863 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6864 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6865 SUBTARGET_WARN_UNUSED_SPEC): ... here
6866 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6868 2010-01-12 Julian Brown <julian@codesourcery.com>
6870 * config/arm/neon-schedgen.ml (Utils): Don't try to
6871 open missing module.
6872 (find_with_result): New.
6874 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6877 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6878 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6880 PR tree-optimization/42645
6881 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6882 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6883 decl_map, set processing_debug_stmt to -1 and return name without
6886 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6888 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6889 binutils version, and reword target configuration description.
6891 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6893 * config/avr/avr.h (LINKER_NAME): Remove.
6895 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6898 * config/rs6000/rs6000.c (rs6000_override_options): On targets
6899 that support VSX, warn for -mno-altivec if vsx is not disabled,
6902 2010-01-11 Joseph Myers <joseph@codesourcery.com>
6903 Shujing Zhao <pearly.zhao@oracle.com>
6905 PR translation/42469
6906 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
6907 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
6908 character between option name and help text.
6909 * c.opt (imultilib): Likewise.
6911 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
6913 * lto-streamer-out.c (output_unreferenced_globals): Output static
6916 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
6918 PR rtl-optimization/42621
6919 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
6920 optimizing for size.
6921 (duplicate_computed_gotos): Remove now-redundant check.
6923 2010-01-10 Steve Ellcey <sje@cup.hp.com>
6926 * configure.ac: Save and restore LDFLAGS and LIBS
6927 * configure: Regenerate.
6929 2010-01-10 Richard Guenther <rguenther@suse.de>
6932 * builtins.c (fold_builtin_strlen): Add type argument and
6933 convert the resulting length to it.
6934 (fold_builtin_1): Adjust.
6936 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6938 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
6939 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6941 (num_insns_constant_wide): Adjust for that change.
6943 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6946 * web.c (union_defs): Add used argument, to combine uses of
6948 (entry_register): Adjust type and tests of used argument.
6949 (web_main): Widen used for new use. Pass it to union_defs.
6950 * df.h (union_defs): Adjust prototype.
6952 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6955 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6956 uses in new incoming argument. Free body.
6957 (reset_debug_uses_in_loop): New.
6958 (analyze_insn_to_expand_var): Call the latter if the former found
6959 anything. Fix whitespace. Reject invalid dest overlaps before
6960 going through all insns in the loop.
6962 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6965 * haifa-sched.c (dying_use_p): Debug insns don't count.
6967 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6970 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6971 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6972 (verify_gimple_call): Reject LHS in noreturn calls.
6974 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6978 * tree-vect-loop-manip.c (adjust_info): New type.
6979 (adjust_vec): New pointer to vector.
6980 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6981 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6982 (slpeel_update_phis_for_duplicate_loop): Use them.
6983 (slpeel_update_phi_nodes_for_guard1): Likewise.
6984 (slpeel_update_phi_nodes_for_guard2): Likewise.
6985 (slpeel_tree_peel_loop_to_edge): Likewise.
6986 (vect_update_ivs_after_vectorizer): Likewise.
6988 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6990 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6991 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6993 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6995 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6996 bogus uninitialized warning.
6998 2010-01-09 Richard Guenther <rguenther@suse.de>
7001 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
7002 the evolution is compatible with the initial condition.
7004 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7006 * gcc.c (process_command): Update copyright notice dates.
7007 * gcov.c (print_version): Likewise.
7008 * gcov-dump.c (print_version): Likewise.
7009 * mips-tfile.c (main): Likewise.
7010 * mips-tdump.c (main): Likewise.
7012 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7015 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
7017 (rotlhi3_8): Delete.
7019 (rotlsi3_8): Delete.
7020 (rotlsi3_16): Delete.
7021 (rotlsi3_24): Delete.
7023 (*rotw<mode>3): New.
7024 (*rotb<mode>3): New.
7025 * config/avr/avr.c (avr_rotate_bytes): New function.
7026 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
7028 2010-01-08 Steve Ellcey <sje@cup.hp.com>
7031 * configure.ac: Modify -rdynamic check.
7032 * configure: Regenerate.
7034 2010-01-08 DJ Delorie <dj@redhat.com>
7036 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
7037 register popping order.
7039 2010-01-08 Richard Guenther <rguenther@suse.de>
7042 * c.opt (fsigned-char): Also let LTO handle this option.
7043 (funsigned-char): Likewise.
7045 2010-01-07 Richard Guenther <rguenther@suse.de>
7047 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
7048 (gimple_op): Likewise.
7049 (gimple_op_ptr): Likewise.
7050 (gimple_assign_set_lhs): Remove gcc_assert.
7051 (gimple_assign_set_rhs1): Likewise.
7052 (gimple_assign_set_rhs2): Likewise.
7053 (gimple_call_set_lhs): Likewise.
7054 (gimple_call_set_fn): Likewise.
7055 (gimple_call_set_fndecl): Likewise.
7056 (gimple_call_fndecl): Likewise.
7057 (gimple_call_return_type): Likewise.
7058 (gimple_call_set_chain): Likewise.
7059 (gimple_call_num_args): Likewise.
7060 (gimple_call_set_arg): Likewise.
7061 (gimple_cond_set_code): Likewise.
7062 (gimple_cond_set_lhs): Likewise.
7063 (gimple_cond_set_rhs): Likewise.
7064 (gimple_cond_set_true_label): Likewise.
7065 (gimple_cond_set_false_label): Likewise.
7066 (gimple_label_set_label): Likewise.
7067 (gimple_goto_set_dest): Likewise.
7068 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
7069 (gimple_debug_bind_get_value): Likewise.
7070 (gimple_debug_bind_get_value_ptr): Likewise.
7071 (gimple_debug_bind_set_var): Likewise.
7072 (gimple_debug_bind_set_value): Likewise.
7073 (gimple_debug_bind_reset_value): Likewise.
7074 (gimple_debug_bind_has_value_p): Likewise.
7075 (gimple_return_retval_ptr): Remove gcc_assert.
7076 (gimple_return_retval): Likewise.
7077 (gimple_return_set_retval): Likewise.
7078 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
7079 (safe_referenced_var_iterator): Remove.
7080 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
7081 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
7082 (fill_referenced_var_vec): Remove.
7083 (first_readonly_imm_use): Remove redundant gcc_assert.
7084 (phi_arg_index_from_use): Combine gcc_asserts.
7085 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
7086 (first_imm_use_stmt): Remove redundant gcc_assert.
7087 * tree-cfg.c (verify_gimple_call): Verify function and chain
7088 operands. Verify arguments.
7089 (verify_types_in_gimple_stmt): Verify condition code and labels.
7091 2010-01-07 Richard Guenther <rguenther@suse.de>
7093 PR tree-optimization/42641
7094 * sese.c (rename_map_elt_info): Use the SSA name version, do
7097 2010-01-07 Jakub Jelinek <jakub@redhat.com>
7099 PR tree-optimization/42625
7100 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
7101 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
7103 2010-01-07 Duncan Sands <baldrick@free.fr>
7105 * Makefile.in (PLUGIN_HEADERS): Add version.h.
7107 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
7110 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
7111 note itself is not function_invariant_p.
7113 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
7115 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
7116 Do not add the DF_NOTE problem.
7117 * store-motion.c (execute_rtl_store_motion): Likewise.
7119 2010-01-07 Martin Jambor <mjambor@suse.cz>
7121 PR tree-optimization/42157
7122 * tree-sra.c (compare_access_positions): Stabilize sort if both
7123 accesses have integer types, return zero immediately if they are the
7126 2010-01-06 Richard Henderson <rth@redhat.com>
7129 * haifa-sched.c (add_to_note_list): Merge into ...
7130 (concat_note_lists): ... here, and ...
7131 (unlink_other_notes, rm_other_notes): Merge into...
7132 (remove_notes): ... here. Create REG_SAVE_NOTEs for
7133 NOTE_INSN_EPILOGUE_BEG.
7135 2010-01-06 Richard Guenther <rguenther@suse.de>
7137 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
7138 not inline regular functions into always-inline functions.
7140 2010-01-06 Nick Clifton <nickc@redhat.com>
7142 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
7143 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
7145 (OVERRIDE_OPTIONS): Delete.
7146 (OPTIMIZATION_OPTIONS): Define.
7147 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
7148 * config/rx/rx.c (rx_handle_option): Issue an error message if
7149 -mcpu=rx200 and -fpu are used together.
7150 (rx_set_optimization_options): New function. Issue an error
7151 message if an optimization attribute attempts to reset the FPU/
7152 math optimization pairing.
7153 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
7154 * config/rx/rx.opt: Set the default to 32-bit doubles.
7155 * config/rx/t-rx: Add multilibs for -nofpu option.
7156 * doc/invoke.texi: Update documentation of RX options.
7158 2010-01-06 Richard Guenther <rguenther@suse.de>
7160 * tree-ssa-pre.c (name_to_id): New global.
7161 (alloc_expression_id): Simplify SSA name handling.
7162 (lookup_expression_id): Likewise.
7163 (init_pre): Zero name_to_id.
7164 (fini_pre): Free it.
7166 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
7168 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
7170 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
7173 * config/i386/sse.md (smaxv2di3): New.
7174 (umaxv2di3): Likewise.
7175 (sminv2di3): Likewise.
7176 (uminv2di3): Likewise.
7178 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
7181 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
7182 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
7183 (legitimize_tls_address): Likewise.
7184 (sparc_tls_referenced_p): Likewise.
7185 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
7186 and adjust calls to legitimize_pic_address.
7187 (legitimate_constant_p) Use sparc_tls_referenced_p.
7188 (legitimate_pic_operand_p): Likewise.
7189 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
7190 (sparc_tls_symbol_ref_1): Delete.
7191 (sparc_tls_referenced_p): Make static, recognize specific patterns.
7192 (legitimize_tls_address): Make static, handle CONST patterns.
7193 (legitimize_pic_address): Make static, remove unused parameter and
7194 adjust recursive calls.
7195 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
7196 and adjust call to legitimize_pic_address.
7197 (sparc_output_mi_thunk): Likewise.
7199 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
7200 H.J. Lu <hongjiu.lu@intel.com>
7203 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
7204 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
7205 operands to make them signed.
7208 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7211 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7212 GTU to GT for V4SI and V2DI.
7214 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7215 (umin<mode>3): Removed.
7217 (uminv4si3): Likewise.
7219 2010-01-05 Martin Jambor <mjambor@suse.cz>
7221 PR tree-optimization/42462
7222 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
7223 current_function_decl to helper functions and macros.
7225 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7228 * flags.h: Don't include real.h.
7229 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
7230 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
7231 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
7232 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
7233 * dominance.c: Update copyright.
7234 * gimple.c (walk_gimple_op): Remove inline.
7235 * tree-ssa-reassoc.c: Include real.h.
7236 * Makefile.in (FLAGS_H): Remove $(REAL_H).
7237 (tree-ssa-reassoc.o): Depend on $(REAL_H).
7239 2010-01-05 Nick Clifton <nickc@redhat.com>
7241 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
7242 register to push into the stack frame when the accumulator has to
7243 be saved during interrupts.
7245 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
7247 * doc/invoke.texi: Remove the documentation about option
7249 * common.opt (Wunreachable-code): Preserved for backward
7251 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
7252 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
7253 the backward compatibility flag section.
7255 2010-01-05 Richard Guenther <rguenther@suse.de>
7257 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
7259 2010-01-05 Jakub Jelinek <jakub@redhat.com>
7262 * cfgexpand.c (expand_one_var): Diagnose too large variables.
7264 PR tree-optimization/42508
7265 * tree-sra.c (convert_callers): Check for recursive call
7266 by comparing cgraph nodes instead of decls.
7267 (modify_function): Call ipa_modify_formal_parameters also
7268 on all same_body aliases.
7270 * cgraphunit.c (cgraph_materialize_all_clones): Compare
7271 cgraph nodes when checking for same_body aliases.
7273 2010-01-05 Richard Guenther <rguenther@suse.de>
7275 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
7276 allocation and lookup.
7277 (get_or_alloc_expr_for_constant): Likewise.
7278 (phi_translate): Sink allocation.
7280 2010-01-04 Richard Guenther <rguenther@suse.de>
7282 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
7283 a new entry only if needed.
7284 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
7285 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
7287 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
7289 (phi_translate): Handle CONSTANTs early.
7291 2010-01-04 Martin Jambor <mjambor@suse.cz>
7293 PR tree-optimization/42398
7294 * tree-sra.c (struct access): Removed flag grp_different_types.
7295 (dump_access): Do not dump the removed flag.
7296 (sort_and_splice_var_accesses): Do not set the removed flag.
7297 (sra_modify_expr): Check for type compatibility directly.
7299 2010-01-04 Martin Jambor <mjambor@suse.cz>
7301 PR tree-optimization/42366
7302 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
7303 edges with variable number of parameters.
7304 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
7305 flag instead of asserting it.
7306 (ipa_read_node_info): Read uses_analysis_done flag.
7308 2010-01-04 Richard Guenther <rguenther@suse.de>
7310 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
7311 iterative_hash_* as intended.
7312 (vn_reference_compute_hash): Likewise. Simplify hashing
7314 (vn_reference_lookup_2): Likewise.
7315 (vn_nary_op_compute_hash): Likewise.
7316 (vn_phi_compute_hash): Likewise.
7317 (expressions_equal_p): Remove strange code.
7318 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
7319 (pre_expr_hash): Likewise. Simplify hashing SSA names.
7320 (bitmap_insert_into_set_1): Take value-id as parameter.
7321 (add_to_value): Pass it.
7322 (bitmap_insert_into_set): Likewise.
7323 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
7325 2010-01-04 Jakub Jelinek <jakub@redhat.com>
7328 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
7329 (do_self_spec): For switches with SWITCH_IGNORE set set also
7330 SWITCH_IGNORE_PERMANENTLY.
7331 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
7334 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
7336 * lto-streamer-out.c (output_unreferenced_globals): Output the full
7337 tree of an unreferenced global var.
7339 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7342 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7343 GTU to GT for V4SI and V2DI.
7345 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7346 (umin<mode>3): Removed.
7348 (uminv4si3): Likewise.
7350 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7353 * collect2.c (main): Turn on trace in collect2 if -v is passed
7356 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
7358 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
7359 description of expression operand.
7361 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
7363 * configure.ac: Add install-html to target_list for Make-hooks.
7364 * configure: Regenerate.
7365 * fortran/Make-lang.in (F95_HTMLFILES): New.
7366 (fortran.html): Use it.
7367 (fortran.install-html): New.
7368 * Makefile.in (install-html): Add lang.install-html.
7369 * java/Make-lang.in (JAVA_HTMLFILES): New.
7370 (java.html): Use it.
7371 (java.install-html): New.
7372 * objc/Make-lang.in (objc.install-html): New.
7373 * objcp/Make-lang.in (obj-c++.install-html): New.
7374 * cp/Make-lang.in (c++.install-html): New.
7375 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
7376 * lto/Make-lang.in (lto.install-html): New.
7378 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7381 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
7383 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
7385 PR rtl-optimization/41862
7386 * store-motion.c (store_killed_in_insn, compute_store_table,
7387 remove_reachable_equiv_notes, replace_store_insn,
7388 build_store_vectors): Ignore all DEBUG_INSNs.
7390 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7393 * common.opt: Add dumpdir.
7395 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
7397 (option_map): Add --dumpdir.
7399 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
7401 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
7403 * opts.c (decode_options): Try dump_dir_name first if
7404 dump_base_name isn't an absolute path.
7405 (common_handle_option): Handle OPT_dumpdir.
7407 * toplev.c (dump_dir_name): New.
7408 (print_switch_values): Also ignore -dumpdir.
7410 * toplev.h (dump_dir_name): New.
7412 2010-01-03 Richard Guenther <rguenther@suse.de>
7414 PR tree-optimization/42589
7415 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7416 double-word expansion of bswap32.
7418 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7420 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7421 with BLOCK_FOR_INSN.
7422 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7423 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7424 noce_process_if_block): Likewise.
7425 * gcse.c (compute_local_properties, insert_expr_in_table,
7426 insert_set_in_table, canon_list_insert, find_avail_set,
7427 pre_insert_copy_insn): Likewise.
7429 * basic-block.h (BLOCK_NUM): Move from here...
7430 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7432 2010-01-03 Richard Guenther <rguenther@suse.de>
7434 PR tree-optimization/42438
7435 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7436 contains_may_not_return_call flag.
7437 (BB_MAY_NOTRETURN): New.
7438 (valid_in_sets): Trapping nary operations are not valid
7439 in blocks that may not return.
7440 (insert_into_preds_of_block): Remove check for trapping expressions.
7441 (compute_avail): Compute also BB_MAY_NOTRETURN.
7443 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7445 * doc/invoke.texi: Add 2010 to copyright years.
7447 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7449 * config/sparc/sparc.c: Fix formatting nits.
7451 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7452 Alexander Monakov <amonakov@ispras.ru>
7454 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7456 2010-01-02 Richard Guenther <rguenther@suse.de>
7459 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7460 (simplify_switch_using_ranges): Mark to be removed edges
7463 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7465 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7467 * collect2.c (scan_libraries): Add missing argument in call to
7470 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
7473 * config/alpha/predicates.md (aligned_memory_operand): Return false
7475 (unaligned_memory_operand): Return true for CQImode.
7476 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7477 doesn not cross aligned SImode word boundary.
7479 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7481 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7483 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7484 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7486 2010-01-02 Richard Guenther <rguenther@suse.de>
7489 * toplev.c (compile_file): Emit LTO marker properly. Change
7491 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7493 2010-01-01 Richard Guenther <rguenther@suse.de>
7496 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7498 2010-01-01 Richard Guenther <rguenther@suse.de>
7501 * c-decl.c (grokdeclarator): For zero-size arrays force
7502 structural equality checks as layout_type does.
7504 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7506 * builtins.c: Update copyright to 2010.
7508 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7511 * lto-streamer-out.c (produce_asm): Revert the last change.
7512 (copy_function): Likewise.
7514 * lto-streamer.c (lto_get_section_name): Skip any leading
7517 2010-01-01 Richard Guenther <rguenther@suse.de>
7520 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7524 Copyright (C) 2010 Free Software Foundation, Inc.
7526 Copying and distribution of this file, with or without modification,
7527 are permitted in any medium without royalty provided the copyright
7528 notice and this notice are preserved.