1 2010-04-27 Jakub Jelinek <jakub@redhat.com>
3 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
4 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
5 or DW_CFA_def_cfa_offset{,_sf}.
7 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
9 * tree.h: Fix truncated long macros.
11 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
13 * collect2.c (TARGET_64BIT): Redefine to target's default.
15 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
16 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
17 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
18 for underscoring __USER_LABEL_PREFIX__.
19 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
20 (SUB_LINK_ENTRY32): New.
21 (SUB_LINK_ENTRY64): New.
22 (LINK_SPEC): Replace entry point spec by
24 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
25 (SUB_LINK_ENTRY64): New.
26 (SUB_LINK_ENTRY): New.
27 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
28 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
29 x64 target is choosen.
30 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
31 * configure: Regenerated.
32 * configure.ac (leading-mingw64-underscores): Option added.
34 2010-04-27 Jan Hubicka <jh@suse.cz>
36 * doc/invoke.texi (-fipa-profile): Document.
37 * opts.c (decode_options): Enable ipa-profile at -O1.
38 * timevar.def (TV_IPA_PROFILE): Define.
39 * common.opt (fipa-profile): Add.
40 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
42 (cgraph_propagate_frequency): Handle only local ones.
43 * tree-pass.h (pass_ipa_profile): Declare.
44 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
45 (pass_ipa_profile): Use TV_IPA_PROFILE.
46 * ipa.c (ipa_profile): New function.
47 (gate_ipa_profile): Likewise.
48 (pass_ipa_profile): New global variable.
49 * passes.c (pass_ipa_profile): New.
51 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
53 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
55 2010-04-27 Martin Jambor <mjambor@suse.cz>
58 * ipa.c (dissolve_same_comdat_group_list): New function.
59 (function_and_variable_visibility): Call
60 dissolve_same_comdat_group_list when comdat group contains external or
62 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
63 lists are circular and that they contain only DECL_ONE_ONLY nodes.
65 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
67 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
68 (const_hash_1) <VECTOR_CST>: New case.
69 (compare_constant) <VECTOR_CST>: Likewise.
70 <ADDR_EXPR>: Deal with LABEL_REFs.
71 (copy_constant) <VECTOR_CST>: New case.
73 2010-04-27 Jan Hubicka <jh@suse.cz>
75 * cgraph.c (cgraph_propagate_frequency): New function.
76 * cgraph.h (cgraph_propagate_frequency): Declare.
77 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
78 cgraph_propagate_frequency.
80 2010-04-27 Jakub Jelinek <jakub@redhat.com>
82 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
84 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
87 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
88 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
89 here to determine which regs to push and how much stack to reserve.
91 2010-04-27 Jie Zhang <jie@codesourcery.com>
93 * doc/gimple.texi (gimple_statement_with_ops): Remove
94 addresses_taken field.
95 (gimple_statement_with_memory_ops): Likewise.
97 2010-04-27 Jan Hubicka <jh@suse.cz>
99 * tree-inline.c (eni_inlining_weights): Remove.
100 (estimate_num_insns): Special case more builtins.
102 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
105 * c-typeck.c (build_binary_op): Move forward check for comparison
106 pointer with null pointer constant and adjust the diagnostic message.
108 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
111 * configure.ac (gcc_cv_as_section_has_align): Set if installed
112 binutils supports extended .section directive needed by LTO, or
113 warn if older binutils found.
114 (LTO_BINARY_READER): New AC_SUBST'd variable.
115 (LTO_USE_LIBELF): Likewise.
116 * gcc/config.gcc (lto_binary_reader): New target-specific configure
118 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
119 (LTO_USE_LIBELF): Likewise.
120 * configure: Regenerate.
122 * collect2.c (is_elf): Rename from this ...
123 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
124 object files in addition to ELF-formatted ones.
125 (scan_prog_file): Caller updated. Also allow for LTO info marker
126 symbol to be prefixed or not by an extra underscore.
128 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
129 * config/i386/winnt.c: Also #include lto-streamer.h
130 (i386_pe_asm_named_section): Specify 1-byte section alignment for
132 (i386_pe_asm_output_aligned_decl_common): Add comment.
133 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
135 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
138 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
139 Add missing earlyclobber for second alternative.
141 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
143 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
144 bits for artificial defs at the top of the block.
145 * fwprop.c (single_def_use_enter_block): Don't call it.
147 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
150 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
151 instead of "$gcc_cv_objdump -T".
152 Use "-undefined dynamic_lookup" on darwin.
153 * gcc/configure: Regenerate.
155 2010-04-26 Jakub Jelinek <jakub@redhat.com>
158 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
160 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
162 * c-parser.c (struct c_token): Move location field up.
163 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
164 (struct c_declspecs): Convert typespec_word, storage_class, and
165 default_int_p into bitfields.
166 (struct c_declarator): Move loc field up.
168 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
170 * cfgloop.h (struct loop): Move can_be_parallel field up.
171 * ipa-prop.h (struct ip_node_params): Move bitfields up.
172 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
174 (struct iv_cand): Convert pos field into a bitfield.
175 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
177 (struct _stmt_vec_info): Shuffle fields for better packing.
179 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
181 * varasm.c (IN_NAMED_SECTION): Remove guard.
182 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
183 (IN_NAMED_SECTION_P): ...this.
184 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
185 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
187 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
189 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
190 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
191 of shadowing it. Fix comments.
193 2010-04-26 Jan Hubicka <jh@suse.cz>
195 * cgraph.c (cgraph_create_node): Set node frequency to normal.
196 (cgraph_clone_node): Copy function frequency.
197 * cgraph.h (node_frequency): New enum
198 (struct cgraph_node): Add.
199 * final.c (rest_of_clean_state): Update.
200 * lto-cgraph.c (lto_output_node): Output node frequency.
201 (input_overwrite_node): Input node frequency.
202 * tre-ssa-loop-ivopts (computation_cost): Update.
203 * lto-streamer-out.c (output_function): Do not output function
205 * predict.c (maybe_hot_frequency_p): Update and handle functions
207 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
209 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
210 (compute_function_frequency): Set noreturn functions to be executed
212 (choose_function_section): Update.
213 * lto-streamer-in.c (input_function): Do not input function frequency.
214 * function.c (allocate_struct_function): Do not initialize function
216 * function.h (function_frequency): Remove.
217 (struct function): Remove function frequency.
218 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
219 (try_update): Update.
220 * tree-inline.c (initialize_cfun): Do not update function frequency.
221 * passes.c (pass_init_dump_file): Update.
222 * i386.c (ix86_compute_frame_layout): Update.
223 (ix86_pad_returns): Update.
225 2010-04-26 Jie Zhang <jie@codesourcery.com>
227 PR tree-optimization/43833
228 * tree-vrp.c (range_int_cst_p): New.
229 (range_int_cst_singleton_p): New.
230 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
231 when both operands are constants. Use range_int_cst_p in
234 2010-04-26 Jan Hubicka <jh@suse.cz>
236 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
238 2010-04-26 Richard Guenther <rguenther@suse.de>
241 * gimple.c (gimple_decl_printable_name): Deal gracefully
242 with a NULL DECL_NAME.
244 2010-04-26 Richard Guenther <rguenther@suse.de>
247 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
248 if emitting debug information and it is either a function
251 2010-04-26 Ira Rosen <irar@il.ibm.com>
253 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
254 determine if the statement is vectorizable, and a macro to
256 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
257 Skip statements that can't be vectorized. If the analysis
258 fails, mark the statement as unvectorizable if vectorizing
260 (vect_compute_data_refs_alignment): Likewise.
261 (vect_verify_datarefs_alignment): Skip statements marked as
262 unvectorizable. Add print.
263 (vect_analyze_group_access): Skip statements that can't be
264 vectorized. If the analysis fails, mark the statement as
265 unvectorizable if vectorizing basic block.
266 (vect_analyze_data_ref_accesses, vect_analyze_data_refs):
268 * tree-vect-stmts.c (vectorizable_store): Fix the number of
269 generated stmts for SLP.
270 (new_stmt_vec_info): Initialize the new field.
271 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
272 statements marked as unvectorizable.
274 2010-04-25 Joseph Myers <joseph@codesourcery.com>
276 * c-common.c (flag_isoc1x): New.
277 (flag_isoc99): Update comment.
278 * c-common.h (flag_isoc1x): New.
279 (flag_isoc99): Update comment.
280 * c-cppbuiltin.c (builtin_define_float_constants): Also define
281 __<type>_DECIMAL_DIG__.
282 * c-opts.c (set_std_c1x): New.
283 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
284 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
285 * c.opt (-std=c1x, -std=gnu1x): New options.
286 * doc/cpp.texi: Mention -std=c1x.
287 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
288 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
289 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
290 * doc/standards.texi: Mention C1X.
291 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
292 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
293 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
296 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
298 * config/i386/gmon-sol2.c (_mcleanup): Change format string
299 placeholder from 0x%x to %#x.
300 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
301 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
302 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
303 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
304 * config/i386/i386.c (ix86_target_string): Ditto.
305 (output_pic_addr_const): Ditto.
306 (print_operand): Ditto.
308 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
310 * combine.c (find_split_point): Add third argument. Use it
311 to find nested multiply-accumulate instructions. Adjust calls.
312 (try_combine): Adjust call to find_split_point.
314 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
316 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
318 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
320 PR tree-optimization/41442
321 * fold-const.c (merge_truthop_with_opposite_arm): New function.
322 (fold_binary_loc): Call it.
324 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
326 * toplev.c (general_init): Set default for fdiagnostics-show-option.
327 * opts.c (common_handle_option): Allow disabling it.
328 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
330 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
332 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
333 between modes if both types are integral.
335 2010-04-23 Richard Guenther <rguenther@suse.de>
337 PR tree-optimization/43572
338 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
340 2010-04-23 Richard Guenther <rguenther@suse.de>
343 * tree-inline.c (tree_can_inline_p): Also check compatibility
346 2010-04-23 Martin Jambor <mjambor@suse.cz>
348 PR tree-optimization/43846
349 * tree-sra.c (struct access): New flag grp_assignment_read.
350 (build_accesses_from_assign): Set grp_assignment_read.
351 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
352 (enum mark_read_status): New type.
353 (analyze_access_subtree): Propagate grp_assignment_read, create
354 accesses also if both direct_read and root->grp_assignment_read.
356 2010-04-23 Martin Jambor <mjambor@suse.cz>
359 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
360 function does not have type attributes.
362 2010-04-23 Richard Guenther <rguenther@suse.de>
365 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
368 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
370 * sese.h (create_if_region_on_edge): Remove.
372 * sese.c (create_if_region_on_edge): Make static.
374 * tree-inline.c: Do not include ggc.h.
376 * expr.c: Do not include ggc.h.
378 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
381 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
384 * config/sh/sh.c (find_barrier): Don't emit a constant pool
385 in the middle of insns for casesi_worker_2.
387 2010-04-22 David Edelsohn <edelsohn@gnu.org>
389 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
391 2010-04-22 Ira Rosen <irar@il.ibm.com>
393 PR tree-optimization/43842
394 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
395 loop unrolling in update of exit phis. Fix comment.
396 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
397 least two reduction statements in the loop before starting SLP
400 2010-04-22 Nick Clifton <nickc@redhat.com>
402 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
404 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
406 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
409 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
411 * tree-parloops.c (loop_parallel_p): New argument
412 parloop_obstack. Pass it down.
413 (parallelize_loops): New variable parloop_obstack. Initialize it,
414 pass it down, free it.
416 * tree-loop-linear.c (linear_transform_loops): Pass down
419 * tree-data-ref.h (lambda_compute_access_matrices): New argument
420 of type struct obstack *.
422 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
423 scratch_obstack. Initialize it, pass down, free it.
425 * lambda.h (lambda_loop_new): Remove.
426 (lambda_matrix_new, lambda_matrix_inverse)
427 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
428 argument of type struct obstack *.
430 * lambda-trans.c (lambda_trans_matrix_new): New argument
431 lambda_obstack. Pass it down, use obstack allocation for ret.
432 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
435 * lambda-mat.c (lambda_matrix_get_column)
436 (lambda_matrix_project_to_null): Remove.
437 (lambda_matrix_new): New argument lambda_obstack. Use obstack
439 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
442 * lambda-code.c (lambda_loop_new): New function.
443 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
444 (lambda_compute_auxillary_space, lambda_compute_target_space)
445 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
446 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
447 (build_access_matrix): New argument lambda_obstack. Use obstack
449 (lambda_compute_step_signs, lambda_compute_access_matrices): New
450 argument lambda_obstack. Pass it down.
452 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
454 * optabs.h (expand_widening_mult): Declare.
456 2010-04-22 Richard Guenther <rguenther@suse.de>
458 PR tree-optimization/43845
459 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
460 lookup the CALL_EXPR function and arguments.
462 2010-04-22 Nick Clifton <nickc@redhat.com>
464 * config/stormy16/stormy16.c
465 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
466 * config/stormy16/stormy16.h: Tidy up formatting.
467 (DONT_USE_BUILTIN_SETJMP): Remove definition.
468 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
469 (ineqbranchsi): Delete pattern.
470 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
471 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
472 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
473 stormy16-lib2-ucmpsi2.c.
475 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
477 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
478 df_simulate_find_noclobber_defs as appropriate. Keep track of an
479 extra set merge_set_noclobber, and use it to relax the final test
481 * df.h (df_simulate_find_noclobber_defs): Declare.
482 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
484 (df_simulate_find_noclobber_defs): New function.
486 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
488 * config/i386/i386.md: Use {} around multi-line preparation statements.
490 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
492 * c-tree.h (push_init_level, pop_init_level, set_init_index)
493 (process_init_element): New argument of type struct obstack *.
495 * c-typeck.c (push_init_level, pop_init_level, set_designator)
496 (set_init_index, set_init_label, set_nonincremental_init)
497 (set_nonincremental_init_from_string, find_init_member)
498 (output_init_element, output_pending_init_elements)
499 (process_init_element): New argument braced_init_obstack. Pass it
501 (push_range_stack, add_pending_init): New argument
502 braced_init_obstack. Use obstack allocation.
504 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
505 braced_init_obstack. Pass it down.
506 (c_parser_braced_init): New variables ret, braced_init_obstack.
507 Initialize obstack, pass it down and finally free it.
509 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
512 * tree-pass.h (pass_optimize_widening_mul): Declare.
513 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
514 gate_optimize_widening_mul): New static functions.
515 (pass_optimize_widening_mul): New.
516 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
517 <case MULT_EXPR>: Remove support for widening multiplies.
518 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
519 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
520 simplify_gen_unary rather than directly building extensions.
521 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
523 * expmed.c (expand_widening_mult): New function.
524 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
526 2010-04-21 Jan Hubicka <jh@suse.cz>
528 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
529 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
530 * lto-wpa-fixup.c: Remove.
531 * Makefile.in (lto-wpa-fixup.o): Remove.
532 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
533 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
534 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
536 2010-04-21 Jan Hubicka <jh@suse.cz>
538 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
539 add write_optimization_summary, read_optimization_summary.
540 (ipa_write_summaries_of_cgraph_node_set): Remove.
541 (ipa_write_optimization_summaries): Declare.
542 (ipa_read_optimization_summaries): Declare.
543 * ipa-cp.c (pass_ipa_cp): Update.
544 * ipa-reference.c (pass_ipa_reference): Update.
545 * ipa-pure-const.c (pass_ipa_pure_const): Update.
546 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
548 * ipa-inline.c (pass_ipa_inline): Update.
549 * ipa.c (pass_ipa_whole_program): Update.
550 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
551 * passes.c (ipa_write_summaries_1): Do not test wpa.
552 (ipa_write_optimization_summaries_1): New.
553 (ipa_write_optimization_summaries): New.
554 (ipa_read_summaries): Do not test ltrans.
555 (ipa_read_optimization_summaries_1): New.
556 (ipa_read_optimization_summaries): New.
558 2010-04-21 Jan Hubicka <jh@suse.cz>
560 * lto-cgraph.c (lto_output_node): Do not output comdat groups
562 (output_cgraph): Do not arrange comdat groups for boundary nodes.
564 2010-04-21 Jakub Jelinek <jakub@redhat.com>
567 * dwarf2out.c (add_name_and_src_coords_attributes): Add
568 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
570 2010-04-21 Jan Hubicka <jh@suse.cz>
572 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
574 2010-04-21 Jan Hubicka <jh@suse.cz>
576 * varpool.c (decide_is_variable_needed): Variable is always needed
579 2010-04-21 Jan Hubicka <jh@suse.cz>
581 * opts.c (decode_options): Enable pure-const pass for whopr.
583 2010-04-21 Jan Hubicka <jh@suse.cz>
585 * cgraph.c (dump_cgraph_node): Dump also assembler name.
586 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
588 (cgraph_decide_inlining): Do not expect callee to be removed in all
591 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
593 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
595 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
597 * config/i386/i386.md (x86_shrd): Add athlon_decode and
598 amdfam10_decode attributes.
600 2010-04-21 Jakub Jelinek <jakub@redhat.com>
603 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
604 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
605 (lower_copyprivate_clauses): Use private var in outer
606 context instead of original var. Make sure the types
607 are correct for VLAs.
609 2010-04-21 Richard Guenther <rguenther@suse.de>
611 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
612 to non-pointer objects.
614 2010-04-21 Jakub Jelinek <jakub@redhat.com>
616 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
617 last chain entry if it starts with the still current label.
618 (add_location_or_const_value_attribute): Check that
619 loc_list->first->next is NULL instead of comparing ->first with ->last.
620 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
621 to add_var_loc_to_decl.
623 * dwarf2out.c (output_call_frame_info): For dw_cie_version
624 >= 4 add also address size and segment size fields into CIE header.
626 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
627 long as address size is the same as sizeof (void *) and
629 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
630 address size or segment size is unexpected, return DW_EH_PE_omit.
631 (classify_object_over_fdes): If get_cie_encoding returned
632 DW_EH_PE_omit, return -1.
633 (init_object): If classify_object_over_fdes returned -1,
634 pretend there were no FDEs at all.
636 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
638 * config/i386/i386.md (bswap<mode>2): Macroize expander from
639 bswap{si,di}2 using SWI48 mode iterator.
640 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
641 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
642 set modrm attribute of bswap insn to 0 and remove length attribute.
643 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
644 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
645 set mode attribute to <MODE> and remove length attribute.
647 2010-04-20 James E. Wilson <wilson@codesourcery.com>
649 PR rtl-optimization/43520
650 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
651 zero available registers.
653 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
655 * builtins.c (fold_builtin_cproj): Fold more cases.
657 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
659 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
660 (fold_builtin_1): Fold builtin cproj.
661 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
662 Use ATTR_CONST_NOTHROW_LIST.
664 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
666 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
667 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
668 ffsi2_no_cmove for !TARGET_CMOVE.
669 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
670 (ffssi2): Remove expander.
671 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
673 (ctz<mode>2): Ditto from ctz{si,di}2.
674 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
676 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
679 2010-04-20 Jakub Jelinek <jakub@redhat.com>
681 * dwarf2out.c (AT_linkage_name): Define.
682 (clone_as_declaration): Handle DW_AT_linkage_name.
683 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
684 of DW_AT_MIPS_linkage_name.
685 (move_linkage_attr): Likewise.
686 (dwarf2out_finish): Likewise.
688 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
691 * fold-const.c (fold_comparison): New folding rule.
693 2010-04-20 Anatoly Sokolov <aesok@post.ru>
695 * double-int.h (double_int_setbit): Declare.
696 * double-int.c (double_int_setbit): New function.
697 * rtl.h (immed_double_int_const): Declare.
698 * emit-rtl.c (immed_double_int_const): New function.
699 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
700 and immed_double_int_const functions.
701 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
702 expand_copysign_bit): (Ditto.).
703 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
704 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
705 * dojump.c (prefer_and_bit_test): (Ditto.).
706 * expr.c (convert_modes, reduce_to_bit_field_precision,
707 const_vector_from_tree): (Ditto.).
708 * expmed.c (mask_rtx, lshift_value): (Ditto.).
710 2010-04-20 Jan Hubicka <jh@suse.cz>
712 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
713 (dump_cgraph_node): Dump new flags.
714 * cgraph.h (struct cgraph_node): Add flags
715 reachable_from_other_partition and in_other_partition.
716 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
717 other partition can not be removed.
718 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
719 the other partition must be output; silence sanity checking on
720 leaking functions bodies from other paritition.
721 * lto-cgraph.c (reachable_from_other_partition_p): New function.
722 (lto_output_node): Output new flags; do not sanity check that inline
723 clones are output; drop lto_forced_extern_inline_p code; do not mock
724 visibility flags at partition boundaries.
725 (add_node_to): New function.
726 (output_cgraph): Use it to sort functions so masters appear before
728 (input_overwrite_node): Input new flags.
729 * passes.c (ipa_write_summaries): Do not call
730 lto_new_extern_inline_states.
731 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
732 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
733 lto_forced_extern_inline_p): Kill.
734 * lto-streamer.h (lto_new_extern_inline_states,
735 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
736 lto_forced_extern_inline_p): Kill.
738 2010-04-20 Richard Guenther <rguenther@suse.de>
740 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
741 from vars that can have pointers.
742 (process_constraint): Dump useless constraints.
744 2010-04-20 Richard Guenther <rguenther@suse.de>
746 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
747 (dump_sa_points_to_info): Remove asserts.
748 (init_base_vars): nothing_id isn't an escape point nor does it
751 2010-04-20 Jakub Jelinek <jakub@redhat.com>
753 * tree.h (TYPE_REF_IS_RVALUE): Define.
754 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
755 should_move_die_to_comdat, prune_unused_types_walk): Handle
756 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
757 (modified_type_die, gen_reference_type_die): Emit
758 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
759 if TYPE_REF_IS_RVALUE and -gdwarf-4.
761 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
764 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
765 calls for -fpic -m31 if they have been sibcall optimized.
767 2010-04-19 James E. Wilson <wilson@codesourcery.com>
769 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
770 ar.lc fixed and call-used.
772 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
774 2010-04-19 Jan Hubicka <jh@suse.cz>
776 * opts.c (decode_options): Disable whpr incompatible passes.
777 * lto/lto.c (lto_1_to_1_map): Skip clones.
778 (read_cgraph_and_symbols): Do not mark everything as needed.
779 (do_whole_program_analysis): Do map only after optimizing;
780 set proper cgraph_state; use passmanager.
782 2010-04-19 DJ Delorie <dj@redhat.com>
784 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
785 POINTER_PLUS_EXPR and fix them.
787 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
789 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
790 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
791 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
792 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
793 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
794 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
795 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
796 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
797 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
798 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
799 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
801 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
803 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
804 (check_cond_move_block): Likewise.
805 (cond_move_process_if_block): Likewise.
806 (noce_find_if_block): Improve formatting.
807 (find_if_header): Pass 0 to memset and tweak conditions.
808 (cond_exec_find_if_block): Fix long lines and tweak conditions.
810 2010-04-19 Jakub Jelinek <jakub@redhat.com>
812 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
816 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
817 with non-local decl doesn't need chain.
819 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
821 * ira-color.c (allocno_reload_assign): Avoid accumulating
822 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
824 2010-04-19 Martin Jambor <mjambor@suse.cz>
826 * gimple.h (create_tmp_reg): Declare.
827 * gimplify.c (create_tmp_reg): New function.
828 (gimplify_return_expr): Use create_tmp_reg.
829 (gimplify_omp_atomic): Likewise.
830 (gimple_regimplify_operands): Likewise.
831 * tree-dfa.c (make_rename_temp): Likewise.
832 * tree-predcom.c (predcom_tmp_var): Likewise.
833 (reassociate_to_the_same_stmt): Likewise.
834 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
835 (get_replaced_param_substitute): Likewise.
836 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
837 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
838 * tree-ssa-pre.c (get_representative_for): Likewise.
839 (create_expression_by_pieces): Likewise.
840 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
841 (create_tailcall_accumulator): Likewise.
843 2010-04-19 Martin Jambor <mjambor@suse.cz>
845 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
847 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
849 2010-04-19 Richard Guenther <rguenther@suse.de>
851 PR tree-optimization/43796
852 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
853 from SCEV in the lattice.
854 (vrp_visit_phi_node): Dump change.
856 2010-04-19 Richard Guenther <rguenther@suse.de>
858 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
859 * configure: Re-generated.
861 2010-04-19 Richard Guenther <rguenther@suse.de>
863 PR tree-optimization/43783
864 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
865 constant ARRAY_REF operands two and three if possible.
867 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
870 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
872 2010-04-19 Jie Zhang <jie@codesourcery.com>
875 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
877 2010-04-19 Ira Rosen <irar@il.ibm.com>
879 PR tree-optimization/37027
880 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
881 and macro to access it.
882 (vectorizable_reduction): Add argument.
883 (vect_get_slp_defs): Likewise.
884 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
885 statements for possible use in SLP.
886 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
887 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
888 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
890 (vectorizable_reduction): Likewise.
891 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
893 (vectorizable_type_demotion, vectorizable_type_promotion,
894 vectorizable_store): Likewise.
895 (vect_analyze_stmt): Update call to vectorizable_reduction.
896 (vect_transform_stmt): Likewise.
897 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
898 (vect_build_slp_tree): Fix indentation. Check that there are no loads
899 from different interleaving chains in same node.
900 (vect_slp_rearrange_stmts): New function.
901 (vect_supported_load_permutation_p): Allow load permutations for
902 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
903 inside SLP nodes if necessary.
904 (vect_analyze_slp_instance): Handle reductions.
905 (vect_analyze_slp): Try to build SLP instances originating from groups
907 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
908 (vect_get_constant_vectors): Create initial vectors for reductions
909 according to reduction code. Add new argument.
910 (vect_get_slp_defs): Add new argument, pass it to
911 vect_get_constant_vectors.
912 (vect_schedule_slp_instance): Remove SLP tree root statements.
914 2010-04-19 Jakub Jelinek <jakub@redhat.com>
916 * tree.h (ENUM_IS_SCOPED): Define.
917 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
918 for ENUM_IS_SCOPED enums.
920 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
922 * fold-const.c (fold_comparison): Use ssizetype.
923 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
924 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
925 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
926 * tree-object-size.c (compute_object_sizes): Use size_type_node.
928 * tree.h (initialize_sizetypes): Remove parameter.
929 (build_common_tree_nodes): Remove second parameter.
930 * stor-layout.c (initialize_sizetypes): Remove parameter.
931 Always create an unsigned type.
932 (set_sizetype): Assert that the passed type is unsigned and simplify.
933 * tree.c (build_common_tree_nodes): Remove second parameter.
934 Adjust call to initialize_sizetypes.
935 * c-decl.c (c_init_decl_processing): Remove second argument in call to
936 build_common_tree_nodes.
938 2010-04-18 Matthias Klose <doko@ubuntu.com>
940 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
942 2010-04-18 Ira Rosen <irar@il.ibm.com>
944 PR tree-optimization/43771
945 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
946 load permutation doesn't have gaps.
948 2010-04-18 Jan Hubicka <jh@suse.cz>
950 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
951 (sse_prologue_save_insn expander): Use new pattern.
952 (sse_prologue_save_insn1): New pattern and splitter.
953 (sse_prologue_save_insn): Update to deal also with 64bit aligned
955 * i386.c (setup_incoming_varargs_64): Do not compute jump
957 (ix86_gimplify_va_arg): Update alignment needed.
958 (ix86_local_alignment): Do not align all local arrays to 128bit.
960 2010-04-17 Jan Hubicka <jh@suse.cz>
962 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
964 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
966 * arm.md (negdi2): Remove redundant code to force values into a
969 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
971 * arm/bpabi.S: Add EABI alignment attributes to objects.
972 * arm/bpabi-v6m.S: Likewise.
973 * arm/crti.asm: Likewise.
974 * arm/crtn.asm: Likewise.
975 * arm/lib1funcs.asm: Likewise.
976 * arm/libunwind.S: Likewise.
978 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
980 * arm-protos.h (tune_params): New structure.
981 * arm.c (current_tune): New variable.
982 (arm_constant_limit): Delete.
983 (struct processors): Add pointer to the tune parameters.
984 (arm_slowmul_tune): New tuning option.
985 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
986 (all_cores): Adjust to pick up the tuning model.
987 (arm_constant_limit): New function.
988 (arm_override_options): Select the appropriate tuning model. Delete
989 initialization of arm_const_limit.
990 (arm_split_constant): Use the new constant-limit model.
991 (arm_rtx_costs): Pick up the current tuning model.
992 * arm.md (is_strongarm, is_xscale): Delete.
993 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
994 for Xscale variant architectures.
995 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
997 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
999 * config/arm/arm.c (arm_gen_constant): Remove unused variable
1001 (arm_rtx_costs_1): Remove unused variable extra_cost.
1002 (arm_unwind_emit_set): Use variable offset.
1003 (thumb1_output_casesi): Remove unused variable flags.
1005 2010-04-16 Jeff Law <law@redhat.com>
1007 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
1008 needing assignment rather than doing a two-phase assignment. Remove
1009 unused variable 'm'.
1011 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1014 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
1016 2010-04-16 Doug Kwan <dougkwan@google.com>
1018 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
1019 (next_operand_entry_id): New static variable.
1020 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
1021 (add_to_ops_vec): Assigned unique ID to operand entry.
1022 (struct oecount_s): New field ID.
1023 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
1024 (undistribute_ops_list): Assign unique IDs to oecounts.
1025 (init_reassoc): reset next_operand_entry_id.
1027 2010-04-16 Doug Kwan <dougkwan@google.com>
1029 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
1030 missing left parenthesis.
1032 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
1034 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
1035 *btdi_rex64 using SWI48 mode iterator.
1036 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
1037 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
1038 *jcc_btdi_mask_rex64.
1040 2010-04-16 Anatoly Sokolov <aesok@post.ru>
1042 * double-int.h (tree_to_double_int): Convert to macro.
1043 * double-int.c (tree_to_double_int): Remove.
1045 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1048 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
1049 with want_address 2 and in case a single element list might be
1050 possible, call it again with want_address 0.
1052 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1054 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
1055 case 'W' print operands for HI mode.
1056 * config/h8300/h8300.h (Y0, Y2) : New constraints.
1057 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
1058 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
1059 * config/h8300/predicate.md (bit_register_indirect_operand): New.
1061 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
1063 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
1064 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
1065 #xx:3 and #xx:4 mode.
1067 * config/h8300/h8300.md (inverted load with HImode dest): Add
1068 support for H8300SX.
1070 * config/h8300/predicate.md (bit_operand): Allow immediate values that
1071 satisfy 'U' constraint.
1073 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1075 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
1076 * configure: Regenerate.
1077 * config.in: Regenerate.
1078 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
1081 2010-04-16 Richard Guenther <rguenther@suse.de>
1083 * tree.h (struct tree_decl_minimal): Move pt_uid ...
1084 (struct tree_decl_common): ... here.
1085 (DECL_PT_UID): Adjust.
1086 (SET_DECL_PT_UID): Likewise.
1087 (DECL_PT_UID_SET_P): Likewise.
1089 2010-04-16 Richard Guenther <rguenther@suse.de>
1091 PR tree-optimization/43572
1092 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
1093 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
1094 * tree-flow.h (is_call_clobbered): Remove.
1095 * tree-flow-inline.h (is_call_clobbered): Likewise.
1096 * tree-dfa.c (dump_variable): Do not dump call clobber state.
1097 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
1098 (execute_return_slot_opt): Adjust.
1099 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
1100 check for call clobbered vars here.
1101 (find_tail_calls): Move tailcall verification to the
1104 2010-04-16 Diego Novillo <dnovillo@google.com>
1106 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
1108 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1111 * config/arm/arm.md (cbranchqi4): New pattern.
1112 * config/arm/predicates.md (const0_operand,
1113 cbranchqi4_comparison_operator): New predicates.
1115 2010-04-16 Richard Guenther <rguenther@suse.de>
1117 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
1118 (dump_gimple_stmt): Likewise.
1120 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1122 * recog.h (struct recog_data): New field is_operator.
1123 (struct insn_operand_data): New field is_operator.
1124 * recog.c (extract_insn): Set recog_data.is_operator.
1125 * genoutput.c (output_operand_data): Emit code to set the
1127 * reload.c (find_reloads): Use it rather than testing for an
1128 empty constraint string.
1131 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
1132 If the previous insn is a cbranchsi4_insn with the same arguments,
1133 omit the compare instruction.
1135 * config/arm/arm.md (addsi3_cbranch): If destination is a high
1136 register, inputs must be low registers and we need a low register
1137 scratch. Handle alternative 2 like alternative 3.
1139 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1141 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
1142 don't call get_addr on both. If one expression is a VALUE and
1143 the other a REG, check VALUE's locs if the REG isn't among them.
1145 2010-04-16 Christian Bruel <christian.bruel@st.com>
1147 * config/sh/sh.h (sh_frame_pointer_required): New function.
1148 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
1149 (flag_omit_frame_pointer) Set.
1150 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
1151 (rounded_frame_size): Adjust size with outgoing_args_size.
1152 (sh_set_return_address): Must return from stack pointer.
1153 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
1154 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1155 (ACCUMULATE_OUTGOING_ARGS): Define.
1156 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
1157 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
1159 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1162 * config/sh/sh.c (sh_legitimize_reload_address): Use
1163 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
1164 Remove a unneeded check for offset_base.
1166 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
1168 * configure: Regenerated.
1170 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1172 * config/s390/s390.c (s390_call_save_register_used): Switch back
1173 to HARD_REGNO_NREGS.
1175 2010-04-15 Richard Guenther <rguenther@suse.de>
1177 * alias.c (alias_set_subset_of): Handle alias-set zero
1180 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
1181 Julian Brown <julian@codesourcery.com>
1183 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
1184 alternatives according to use of high and low regs.
1185 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
1186 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
1187 optimizing for size on Thumb-2.
1189 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
1191 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
1193 2010-04-15 Richard Guenther <rguenther@suse.de>
1195 * tree-ssa-structalias.c (struct variable_info): Add
1197 (new_var_info): Initialize it.
1198 (dump_constraints): Support printing last added constraints.
1199 (debug_constraints): Adjust.
1200 (dump_constraint_graph): Likewise.
1201 (make_heapvar_for): Check for NULL cfun.
1202 (get_function_part_constraint): New function.
1203 (get_fi_for_callee): Likewise.
1204 (find_func_aliases): Properly implement IPA PTA constraints.
1205 (process_ipa_clobber): New function.
1206 (find_func_clobbers): Likewise.
1207 (insert_into_field_list_sorted): Remove.
1208 (create_function_info_for): Properly allocate vars for IPA mode.
1209 Do not use insert_into_field_list_sorted.
1210 (create_variable_info_for): Properly generate constraints for
1211 global vars in IPA mode.
1212 (dump_solution_for_var): Always dump the solution.
1213 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
1214 (find_what_var_points_to): Adjust.
1215 (pt_solution_set): Change.
1216 (pt_solution_ior_into): New function.
1217 (pt_solution_empty_p): Export.
1218 (pt_solution_includes_global): Adjust.
1219 (pt_solution_includes_1): Likewise.
1220 (pt_solutions_intersect_1): Likewise.
1221 (dump_sa_points_to_info): Check some invariants.
1222 (solve_constraints): Move constraint dumping ...
1223 (compute_points_to_sets): ... here.
1224 (ipa_pta_execute): ... and here.
1225 (compute_may_aliases): Do not re-compute points-to info
1226 locally if IPA info is available.
1227 (ipa_escaped_pt): New global var.
1228 (ipa_pta_execute): Properly implement IPA PTA.
1229 * tree-into-ssa.c (dump_decl_set): Support dumping
1230 decls not in referenced-vars.
1231 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
1232 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
1233 (dump_points_to_solution): Likewise.
1234 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
1235 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
1236 (remap_gimple_stmt): Reset call clobber/use information if necessary.
1237 (copy_decl_to_var): Copy DECL_PT_UID.
1238 (copy_result_decl_to_var): Likewise.
1239 * tree.c (make_node_stat): Initialize DECL_PT_UID.
1240 (copy_node_stat): Copy it.
1241 * tree.h (DECL_PT_UID): New macro.
1242 (SET_DECL_PT_UID): Likewise.
1243 (DECL_PT_UID_SET_P): Likewise.
1244 (struct tree_decl_minimal): Add pt_uid member.
1245 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
1246 (pt_solution_empty_p): Declare.
1247 (pt_solution_set): Adjust.
1248 (ipa_escaped_pt): Declare.
1249 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
1250 * gimple-pretty-print.c (pp_points_to_solution): New function.
1251 (dump_gimple_call): Dump call clobber/use information.
1252 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
1253 * tree-pass.h (TDF_ALIAS): New dump option.
1254 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
1255 * doc/invoke.texi (-fipa-pta): Update documentation.
1257 2010-04-15 Richard Guenther <rguenther@suse.de>
1259 * Makefile.in (OBJS-common): Add gimple-fold.o.
1260 (gimple-fold.o): New rule.
1261 * tree.h (maybe_fold_offset_to_reference,
1262 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
1264 * gimple.h: ... here.
1265 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
1266 may_propagate_address_into_dereference): Move prototypes ...
1267 * gimple.h: ... here.
1268 * tree-ssa-ccp.c (get_symbol_constant_value,
1269 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
1270 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
1271 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
1272 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
1273 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
1274 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
1275 gimplify_and_update_call_from_tree): Move ...
1276 * gimple-fold.c: ... here. New file.
1277 (ccp_fold_builtin): Rename to ...
1278 (gimple_fold_builtin): ... this.
1279 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
1281 2010-04-15 Richard Guenther <rguenther@suse.de>
1283 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
1284 fit_double_type, force_fit_type_double, add_double_with_sign,
1285 neg_double, mul_double_with_sign, lshift_double, rshift_double,
1286 lrotate_double, rrotate_double, div_and_round_double): Move ...
1287 * double-int.c: ... here.
1288 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
1289 add_double, neg_double, mul_double_with_sign, mul_double,
1290 lshift_double, rshift_double, lrotate_double, rrotate_double,
1291 div_and_round_double): Move prototypes ...
1292 * double-int.h: ... here.
1294 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
1297 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
1298 matching constraints to ensure inputs match the output.
1300 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1303 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
1304 in an input-only operand.
1306 2010-04-15 Anatoly Sokolov <aesok@post.ru>
1308 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
1309 (double_int_not, double_int_lshift, double_int_rshift): Declare.
1310 (double_int_negative_p): Convert to static inline function.
1311 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
1312 (double_int_negative_p): Remove.
1313 * tree.h (lshift_double, rshift_double):
1314 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
1315 * fold-const.c (fold_convert_const_int_from_real,
1316 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
1317 (lshift_double): Change type of arith argument to bool.
1318 (rshift_double): Change type of arith argument to bool. Correct
1320 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1322 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
1325 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
1326 at the start and end of the then/else blocks, and omit them from the
1328 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
1329 argument; all callers changed. Pass zero to old_insns_match_p instead.
1330 (flow_find_head_matching_sequence): New function.
1331 (old_insns_match_p): Check REG_EH_REGION notes for calls.
1332 * basic-block.h (flow_find_cross_jump,
1333 flow_find_head_matching_sequence): Declare functions.
1335 2010-04-14 Jason Merrill <jason@redhat.com>
1338 * c-common.c (attribute_takes_identifier_p): New fn.
1339 * c-common.h: Declare it.
1341 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1343 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1345 (*udivmod<mode>4): Ditto.
1347 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1349 * config/i386/i386.md (maxmin_int): Rename code attribute from
1350 maxminiprefix and update all users.
1351 (maxmin_float): Ditto from maxminfprefix.
1352 (logic): Ditto from logicprefix.
1353 (absneg_mnemonic): Ditto from absnegprefix.
1354 * config/i386/mmx.md: Update all users of maxminiprefix,
1355 maxminfprefix and logicprefix for rename.
1356 * config/i386/sse.md: Ditto.
1357 * config/i386/sync.md (sync_<code><mode>): Update for
1360 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1363 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1364 warnings converted to errors.
1366 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1368 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1369 used insn_type variable.
1370 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1371 to avoid set-but-not-used warning.
1373 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1375 * df-core.c (df_ref_debug): Change format string placeholder
1377 * dwarf2asm.c (dw2_asm_output_data_raw,
1378 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1379 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1380 * dwarf2out.c (output_cfi, output_cfi_directive,
1381 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1382 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1384 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1385 * print-rtl.c (print_rtx): Ditto.
1387 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1390 * builtins.c (expand_builtin_pow_root): New function to expand pow
1391 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1392 series of sqrt and cbrt calls under -ffast-math.
1393 (expand_builtin_pow): Call it.
1395 2010-04-14 Michael Matz <matz@suse.de>
1397 PR tree-optimization/42963
1398 * tree-cfg.c (touched_switch_bbs): New static variable.
1399 (group_case_labels_stmt): New function broken out from ...
1400 (group_case_labels): ... here, use the above.
1401 (start_recording_case_labels): Allocate touched_switch_bbs.
1402 (end_recording_case_labels): Deallocate it, call
1403 group_case_labels_stmt.
1404 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1406 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1408 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1411 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1413 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1415 2010-04-13 Jan Hubicka <jh@suse.cz>
1417 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1418 of optimized out static functions.
1419 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1420 cost computation. Also sanity check for overflows.
1421 (update_caller_keys): Update cgraph_edge_badness call; properly
1422 update fibheap and sanity check that it is up to date.
1423 (add_new_edges_to_heap): Update cgraph_edge_badness.
1424 (cgraph_decide_inlining_of_small_function): Likewise;
1425 add sanity checking that badness in heap is up to date;
1426 improve dumping of reason; Update badness of calls to the
1427 offline copy of function currently inlined; dump badness
1428 of functions not inlined because of unit growth limits.
1430 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1433 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1434 because of sign-extension change when converting to sizetype here...
1435 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1437 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1438 the folding to constants. Remove redundant final conversion.
1439 (fold_binary) <associate>: Do not associate if the re-association of
1440 constants alone overflows.
1441 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1442 to the end of the list.
1443 (multiple_of_p) <COND_EXPR>: New case.
1445 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1447 * opt-functions.awk (opt_sanitized_name): New.
1449 * optc-gen.awk: Use it
1450 * opth-gen.awk: Use it.
1452 2010-04-13 Martin Jambor <mjambor@suse.cz>
1454 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1455 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1456 children. Call replace_uses_with_default_def_ssa_name to handle
1459 2010-04-13 Michael Matz <matz@suse.de>
1462 * builtins.c (expand_builtin_interclass_mathfn): Also create
1463 a register if the predicate doesn't match.
1465 2010-04-13 Diego Novillo <dnovillo@google.com>
1467 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1468 * c-pch.c: Include timevar.h.
1469 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1470 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1471 * ggc-common.c: Include timevar.h.
1472 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1473 * timevar.def (TV_PCH_SAVE): Define.
1474 (TV_PCH_CPP_SAVE): Define.
1475 (TV_PCH_PTR_REALLOC): Define.
1476 (TV_PCH_PTR_SORT): Define.
1477 (TV_PCH_RESTORE): Define.
1478 (TV_PCH_CPP_RESTORE): Define.
1480 2010-04-13 Michael Matz <matz@suse.de>
1482 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1484 (can_reassociate_p): New function.
1485 (break_up_subtract_bb, reassociate_bb): Use it.
1487 2010-04-13 Richard Guenther <rguenther@suse.de>
1490 * builtins.c (c_readstr): Fix assert.
1492 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1494 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1495 when generating cltd insn.
1497 (*ashl<mode>3_1): Remove special handling for register operand 2.
1498 (*ashlsi3_1_zext): Ditto.
1499 (*ashlhi3_1): Ditto.
1500 (*ashlhi3_1_lea): Ditto.
1501 (*ashlqi3_1): Ditto.
1502 (*ashlqi3_1_lea): Ditto.
1503 (*<shiftrt_insn><mode>3_1): Ditto.
1504 (*<shiftrt_insn>si3_1_zext): Ditto.
1505 (*<shiftrt_insn>qi3_1_slp): Ditto.
1506 (*<rotate_insn><mode>3_1): Ditto.
1507 (*<rotate_insn>si3_1_zext): Ditto.
1508 (*<rotate_insn>qi3_1_slp): Ditto.
1510 2010-04-13 Richard Guenther <rguenther@suse.de>
1512 * tree-ssa-structalias.c (callused_id): Remove.
1513 (call_stmt_vars): New.
1514 (get_call_vi): Likewise.
1515 (lookup_call_use_vi): Likewise.
1516 (lookup_call_clobber_vi): Likewise.
1517 (get_call_use_vi): Likewise.
1518 (get_call_clobber_vi): Likewise.
1519 (make_transitive_closure_constraints): Likewise.
1520 (handle_const_call): Adjust to do per-call call-used handling.
1521 (handle_pure_call): Likewise.
1522 (find_what_var_points_to): Remove general callused handling.
1523 (init_base_vars): Likewise.
1524 (init_alias_vars): Initialize call_stmt_vars.
1525 (compute_points_to_sets): Process call-used and call-clobbered
1526 vars for call statements.
1527 (delete_points_to_sets): Free call_stmt_vars.
1529 2010-04-13 Richard Guenther <rguenther@suse.de>
1531 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1532 Only add RW dependence for dependence distance zero.
1533 Adjust maximal vectorization factor according to dependences.
1534 Move alignment handling ...
1535 (vect_find_same_alignment_drs): ... here. New function.
1536 (vect_analyze_data_ref_dependences): Adjust.
1537 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1538 (vect_analyze_data_refs): Adjust minimal vectorization factor
1539 according to data references.
1540 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1541 dependences before determining the vectorization factor.
1542 Analyze alignment after determining the vectorization factor.
1543 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1544 dependences before alignment.
1545 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1547 (vect_analyze_data_refs): Likewise.
1548 (MAX_VECTORIZATION_FACTOR): New define.
1550 2010-04-13 Duncan Sands <baldrick@free.fr>
1552 * except.h (lang_eh_type_covers): Remove.
1553 * except.c (lang_eh_type_covers): Likewise.
1555 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1556 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1558 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1559 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1560 UNITS_PER_LONG where it is ABI relevant.
1561 (s390_return_addr_rtx): Likewise.
1562 (s390_back_chain_rtx): Likewise.
1563 (s390_frame_area): Likewise.
1564 (s390_frame_info): Likewise.
1565 (s390_initial_elimination_offset): Likewise.
1566 (save_gprs): Likewise.
1567 (s390_emit_prologue): Likewise.
1568 (s390_emit_epilogue): Likewise.
1569 (s390_function_arg_advance): Likewise.
1570 (s390_function_arg): Likewise.
1571 (s390_va_start): Likewise.
1572 (s390_gimplify_va_arg): Likewise.
1573 (s390_function_profiler): Likewise.
1574 (s390_optimize_prologue): Likewise.
1575 (s390_rtx_costs): Likewise.
1576 (s390_secondary_reload): Likewise.
1577 (s390_promote_function_mode): Likewise.
1578 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1579 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1580 registers available.
1581 (s390_unwind_word_mode): New function.
1582 (s390_function_value): Split 64 bit values into register pair if
1583 used as return value.
1584 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1585 function call parameters. Handle parallels.
1586 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1587 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1588 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1589 (s390_expand_setmem): Remove unused variable src_addr.
1590 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1591 deal with 64 bit registers.
1592 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1593 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1594 (UNITS_PER_LONG): New macro.
1595 * libjava/include/s390-signal.h: Define extended ucontext
1596 structure containing the upper halfs of the 64 bit registers.
1598 2010-04-13 Simon Baldwin <simonb@google.com>
1600 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1602 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1604 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1605 rvalue on the RHS if the LHS is of a non-renamable type.
1606 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1608 2010-04-13 Matthias Klose <doko@ubuntu.com>
1610 * gcc.c (cc1_options): Handle -iplugindir before processing
1611 the cc1 spec. Only add -iplugindir once.
1612 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1614 * common.opt (iplugindir): Remove `Separate' property, initialize.
1615 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1617 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1618 (distclean): Remove plugin dir.
1619 * doc/invoke.texi: Document -iplugindir.
1621 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1623 * doc/plugins.texi (Loading Plugins): Document short
1624 -fplugin=foo option.
1625 (Plugin API): Mention default_plugin_dir_name function.
1627 * gcc.c (find_file_spec_function): Add new declaration.
1628 (static_spec_func): Use it for "find-file".
1629 (find_file_spec_function): Add new function.
1630 (cc1_options): Add -iplugindir option if -fplugin* options found.
1632 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1634 * plugin.c (add_new_plugin): Updated comment, and handle short
1636 (default_plugin_dir_name): Added new function.
1638 * common.opt (iplugindir): New option to set the plugin directory.
1640 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1642 * config/i386/i386.md (any_rotate): New code iterator.
1643 (rotate_insn): New code attribute.
1645 (SWIM124): New mode iterator.
1646 (<rotate_insn>ti3): New expander.
1647 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1648 any_rotate code iterator.
1649 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1650 using any_rotate code iterator and SWIM124 mode iterator.
1651 (ix86_rotlti3): New insn_and_split pattern.
1652 (ix86_rotrti3): Ditto.
1653 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1654 ix86_rotl{di,ti}3 patterns.
1655 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1656 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1657 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1658 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1659 code iterator and SWI mode iterator.
1660 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1661 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1663 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1664 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1665 (bswap rotatert splitter): Add splitter.
1666 (bswap splitter): Macroize splitter using any_rotate code iterator.
1667 Add insn predicate to split only for TARGET_USE_XCHGB or when
1668 optimizing function for size.
1670 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1672 * config/pa/pa.c (emit_move_sequence): Remove use of
1673 deleted variable flag_argument_noalias.
1675 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1677 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1679 Add to unsupported targets list.
1680 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1681 sparc*-sun-solaris2.[567]* from target lists.
1682 * configure: Regenerate.
1683 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1685 Remove Solaris 7 patch references.
1686 (Specific, sparc-sun-solaris2.7): Removed.
1687 (sparc-sun-solaris2*): Update Solaris 7 example.
1688 (sparc64-*-solaris2*): Likewise.
1690 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1692 * config.build (alpha*-dec-osf4*): Remove.
1693 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1694 of obsolete configurations.
1695 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1697 * config/alpha/t-osf4: Renamed to ...
1698 * config/alpha/t-osf5: ... this.
1699 * config/alpha/osf.h: Renamed to ...
1700 * config/alpha/osf5.h: ... this.
1701 Merged old osf5.h contents.
1703 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1704 (EXTRA_SPECS): Removed.
1705 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1706 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1709 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1711 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1713 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1716 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1717 __thiscall convention.
1719 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1721 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1723 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1725 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1727 * function.c (assign_parms_initialize_all): Add unused attribute
1730 2010-04-12 Richard Guenther <rguenther@suse.de>
1732 * gsstruct.def (GSS_CALL): New.
1733 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1734 * gimple.h: Include tree-ssa-alias.h.
1735 (struct gimple_statement_call): New.
1736 (union gimple_statement_struct_d): Add gimple_call member.
1737 (gimple_call_reset_alias_info): Declare.
1738 (gimple_call_use_set): New function.
1739 (gimple_call_clobber_set): Likewise.
1740 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1741 * gimple.c (gimple_call_reset_alias_info): New function.
1742 (gimple_build_call_1): Call it.
1743 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1744 * tree-inline.c (remap_gimple_stmt): Likewise.
1745 (expand_call_inline): Remove callused handling.
1746 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1747 * tree-dfa.c (dump_variable): Likewise.
1748 * tree-parloops.c (parallelize_loops): Likewise.
1749 * tree-ssa.c (init_tree_ssa): Likewise.
1750 (delete_tree_ssa): Likewise.
1751 * tree-flow-inline.h (is_call_used): Remove.
1752 * tree-flow.h (struct gimple_df): Remove callused member.
1753 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1754 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1755 (ref_maybe_used_by_call_p_1): Simplify.
1756 (call_may_clobber_ref_p_1): Likewise.
1757 * tree-ssa-structalias.c (compute_points_to_sets): Set
1758 the call stmt used and clobbered sets.
1759 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1760 (find_tail_calls): Verify the tail call.
1762 2010-04-12 Richard Guenther <rguenther@suse.de>
1764 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1765 single-iteration always-inline inlining.
1766 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1767 (cgraph_decide_inlining): Do not handle always-inline specially.
1768 (try_inline): Remove always-inline cycle detection special case.
1769 Do not recurse on always-inlines.
1770 (cgraph_early_inlining): Do not iterate if not optimizing.
1771 (cgraph_gate_early_inlining): remove.
1772 (pass_early_inline): Run unconditionally.
1773 (gate_cgraph_decide_inlining): New function.
1774 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1775 not inlining or optimizing.
1776 (cgraph_decide_inlining_of_small_functions): Also consider
1777 always-inline functions.
1778 (cgraph_default_inline_p): Return true for nodes which should
1779 disregard inline limits.
1780 (estimate_function_body_sizes): Assume zero size and time for
1781 nodes which are marked as disregarding inline limits.
1782 (cgraph_decide_recursive_inlining): Do not perform recursive
1783 inlining on always-inline nodes.
1785 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1788 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1789 for exprs satisfying handled_component_p.
1791 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1793 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1794 non-constant aggregate elements.
1796 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1797 is a real initialization.
1799 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1802 * c-decl.c (start_function): Move forward check for nested function.
1804 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1806 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1807 * config/sh/sh.c: Include reload.h.
1808 (sh_legitimize_reload_address): New.
1809 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1810 sh_legitimize_reload_address.
1812 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1814 * config/sh/sh.md (*movqi_pop): New insn pattern.
1815 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1817 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1819 * config/i386/i386.md (any_shiftrt): New code iterator.
1820 (shiftrt_insn): New code attribute.
1822 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1823 using any_shiftrt code iterator.
1824 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1825 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1826 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1827 pattern from corresponding peephole2 patterns.
1828 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1829 using any_shiftrt code iterator.
1830 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1831 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1832 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1833 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1834 *{ashr,lshr}<mode>3_cmp_zext.
1835 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1837 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1839 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1841 (*lshr<mode>3_cconly): Ditto.
1843 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1845 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1846 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1847 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1848 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1850 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1851 from corresponding peephole2 patterns.
1852 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1853 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1854 and *lshrdi3_1_rex64 using SWI mode iterator.
1855 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1856 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1857 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1858 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1859 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1860 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1861 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1862 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1863 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1866 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1868 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1869 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1870 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1871 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1873 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1874 from corresponding peephole2 patterns.
1875 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1876 (ashrsi3_cvt): Rename from ashrsi3_31.
1877 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1878 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1879 and x86_64_shift_adj_3 using SWI48 mode iterator.
1880 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1881 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1882 and *ashrdi3_1_rex64 using SWI mode iterator.
1883 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1884 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1885 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1886 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1887 and *ashrdi3_cmp_rex64 using SWI mode iterator.
1888 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1889 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1890 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1891 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1893 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1894 * config/i386/i386.c (ix86_split_ashr): Update for renamed
1895 x86_shift<mode>_adj_3 expanders.
1897 2010-04-10 Wei Guozhi <carrot@google.com>
1900 * config/arm/arm.c (arm_pic_static_addr): New function.
1901 (legitimize_pic_address): Call arm_pic_static_addr when it detects
1903 (arm_output_addr_const_extra): Output expression for new pattern.
1904 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1906 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
1908 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1911 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1912 * web.c: Include "insn-config.h" and "recog.h".
1913 (union_match_dups): New function.
1914 (web_main): Call it.
1915 (union_defs): Don't try to recognize match_dups.
1917 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1918 if doing so would replace the entire pattern.
1920 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1924 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1925 and splitter pattern. Change splitter operand 1 predicate to
1928 2010-04-09 Martin Jambor <mjambor@suse.cz>
1930 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1931 lattices are addresses of CONST_DECLs with the same initial value.
1932 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1933 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1935 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1936 Bernd Schmidt <bernds@codesourcery.com>
1938 * loop-invariant.c (replace_uses): New static function.
1939 (move_invariant_reg): Use it to ensure we can replace the uses.
1941 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1943 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1945 (picochip_override_options): Enable section anchors only above -O1.
1946 (picochip_reorg): Fixed a couple of build warnings.
1948 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1950 * configure.ac (plugin -rdynamic test): Log result.
1951 * configure: Regenerate.
1952 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1953 (RDYNAMIC_SPEC): Define.
1954 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1956 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1958 * configure.ac: Determine Sun ld version numbers.
1959 (comdat_group): Restrict GNU ld version checks to gld.
1960 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1961 (enable_comdat): Support --enable-comdat.
1962 * configure: Regenerate.
1963 * doc/install.texi (Configuration): Document --enable-comdat.
1965 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1967 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1968 * config/sol2-gld.h: ... here.
1969 * config.gcc (sparc*-*-solaris2*): Reflect this.
1970 (i[34567]86-*-solaris2*): Use it.
1972 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1974 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1976 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1978 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1981 * diagnostic.c (diagnostic_initialize): Initialize
1982 some_warnings_are_errors.
1983 (diagnostic_finish): New.
1984 (diagnostic_action_after_output): Call it before exiting.
1985 (diagnostic_report_diagnostic): Do not print message here. Set
1986 some_warnings_are_errors.
1987 * diagnostic.h (diagnostic_context): Delete
1988 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1989 (diagnostic_finish): Declare.
1990 * toplev.c (toplev_main): Call it before exit.
1992 2010-04-09 Jason Merrill <jason@redhat.com>
1995 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1996 for incomplete type.
1999 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
2000 based on a warning flag.
2002 2010-04-09 Richard Guenther <rguenther@suse.de>
2004 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
2006 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
2009 * varasm.c (default_assemble_visibility): Wrap vars that are
2010 set, but unused, by targets without GAS.
2011 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
2012 Remove set, but unused, vars.
2013 (rs6000_legitimize_tls_address): Likewise.
2014 (altivec_expand_dst_builtin): Likewise.
2015 * config/darwin.c (machopic_classify_symbol): Likewise.
2016 (machopic_indirection_name): Likewise.
2018 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2020 * config/i386/i386.md (DWI): New mode iterator.
2021 (S): New mode attribute.
2022 (shift_operand): Ditto.
2023 (shift_immediate_operand): Ditto.
2024 (ashl_input_operand): Ditto.
2025 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
2026 using SDWIM mode iterator.
2027 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
2028 pattern from *ashl{di,ti}3_1 and corresponding splitters using
2030 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
2031 from corresponding peephole2 patterns.
2032 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
2033 and x86_64_shift_adj_1 using SWI48 mode iterator.
2034 (x86_shift<mode>_adj_2): Ditto.
2035 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
2036 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
2037 using SWI48 mode iterator.
2038 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
2039 *ashldi3_cmp_rex64 using SWI mode iterator.
2040 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
2041 *ashldi3_cconly_rex64 using SWI mode iterator.
2042 * config/i386/i386.c (ix86_split_ashl): Update for renamed
2043 x86_shift<mode>_adj_{1,2}.
2044 (ix86_split_ashr): Ditto.
2045 (ix86_split_lshr): Ditto.
2047 2010-04-09 Richard Guenther <rguenther@suse.de>
2049 * target.h (builtin_conversion): Pass in input and output types.
2050 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
2051 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
2052 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
2053 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
2055 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
2057 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
2059 2010-04-09 Richard Guenther <rguenther@suse.de>
2062 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
2064 2010-04-09 Richard Guenther <rguenther@suse.de>
2066 * tree-vectorizer.h (struct _stmt_vec_info): Document
2067 that vectype is the type of the LHS.
2068 (supportable_widening_operation, supportable_narrowing_operation):
2069 Get both input and output vector types as arguments.
2070 (vect_is_simple_use_1): Declare.
2071 (get_same_sized_vectype): Likewise.
2072 * tree-vect-loop.c (vect_determine_vectorization_factor):
2073 Set STMT_VINFO_VECTYPE to the vector type of the def.
2074 (vectorizable_reduction): Adjust.
2075 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
2076 Adjust. Specify the output vector type.
2077 (vect_pattern_recog_1): Adjust.
2078 * tree-vect-stmts.c (get_same_sized_vectype): New function.
2079 (vectorizable_call): Adjust.
2080 (vectorizable_conversion): Likewise.
2081 (vectorizable_operation): Likewise.
2082 (vectorizable_type_demotion): Likewise.
2083 (vectorizable_type_promotion): Likewise.
2084 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
2086 (vect_is_simple_use_1): New function.
2087 (supportable_widening_operation): Get both input and output
2089 (supportable_narrowing_operation): Likewise.
2090 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
2092 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
2094 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
2095 __thiscall and _thiscall as predefined macros.
2096 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
2097 thiscall attribute handling.
2098 (ix86_comp_type_attributes): Likewise.
2099 (ix86_function_regparm): Likewise.
2100 (ix86_return_pops_args): Likewise.
2101 (init_cumulative_args): Likewise.
2102 (find_drap_reg): Likewise.
2103 (ix86_static_chain): Likewise.
2104 (x86_this_parameter): Likewise.
2105 (x86_output_mi_thunk): Likewise.
2106 (ix86_attribute_table): Add description for thiscall attribute.
2107 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
2108 * doc/extend.texi: Add documentation for thiscall.
2110 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2113 * c.opt (Wint-to-pointer-cast): Available in C++.
2114 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
2116 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
2118 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
2119 * calls.c (expand_call): Pass the function type to aggregate_value_p.
2120 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
2121 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
2122 function type instead. Reorder and simplify checks.
2124 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
2126 2010-04-08 Jing Yu <jingyu@google.com>
2127 Zdenek Dvorak <ook@ucw.cz>
2129 PR tree-optimization/42720
2130 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
2131 loop unswitch conditions here from ...
2132 (tree_unswitch_single_loop): ... here.
2134 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2136 * tree-if-conv.c: Fix comments and simplify logic.
2138 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2140 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
2141 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
2142 (main_tree_if_conversion): Update call to tree_if_conversion.
2144 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2147 * doc/invoke.texi (-b,-V): Delete.
2148 * doc/tm.texi: Do not mention -b.
2149 * gcc.c (display_help): Delete -b and -V.
2150 (process_command): Delete -b and -V.
2151 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
2153 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
2154 Wolfgang Gellerich <gellerich@de.ibm.com>
2156 Implement target hook for loop unrolling
2157 * target.h (loop_unroll_adjust): Add a new target hook function.
2158 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
2159 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
2160 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
2161 (s390_loop_unroll_adjust): Implement the new target hook for s390.
2162 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
2164 (decide_unroll_stupid): Likewise.
2166 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2169 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
2171 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2173 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
2174 (Specific, *-*-solaris2*): Likewise.
2175 Don't prefer Sun as over GNU as.
2177 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
2179 * config/s390/s390.c (override_options): Adjust the z10
2180 defaults for max-unroll-times, max-completely-peeled-insns
2181 and max-completely-peel-times.
2183 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2185 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
2186 instructions for z10.
2187 (s390_expand_setmem): Likewise.
2188 (s390_expand_cmpmem): Likewise.
2190 2010-04-08 Richard Guenther <rguenther@suse.de>
2192 PR tree-optimization/43679
2193 * tree-ssa-pre.c (eliminate): Only propagate copies.
2195 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2198 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
2199 set but not used variable warning.
2201 2010-04-08 Wei Guozhi <carrot@google.com>
2204 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
2205 (arm_size_rtx_costs): Call the new function when optimized for size.
2207 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2210 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
2211 op0 is not a MEM, just return NULL instead of assertion
2213 (discover_nonconstant_array_refs): Don't walk debug stmts.
2215 2010-04-08 Doug Kwan <dougkwan@google.com>
2217 * configure.ac: Recognize gold and do not use its version number
2218 to test ld features.
2219 * configure: Regenerate.
2221 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
2224 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
2225 (negate_value): Move code to push elements to broken_up_substracts ...
2226 (eliminate_plus_minus_pair): ... here. Push operands that have no
2227 negative pair to plus_negates.
2228 (repropagate_negates, init_reassoc, fini_reassoc): Update.
2230 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2232 * doc/install.texi (Configuration): Move description of
2233 --enable-lto, --with-libelf*, --enable-gold from Java section to
2236 * doc/generic.texi (Working with declarations)
2237 (Function Properties, C and C++ Trees): Fix typos.
2238 * doc/sourcebuild.texi (Top Level): Likewise.
2240 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2243 * tree.h (DECL_READ_P): Define.
2244 (struct tree_decl_common): Add decl_read_flag.
2245 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
2246 a set but not used warning.
2247 (merge_decls): Merge DECL_READ_P flag.
2248 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
2249 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
2250 * c-common.c (handle_used_attribute, handle_unused_attribute):
2252 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
2254 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
2256 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
2257 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
2258 c_parser_binary_expression, c_parser_cast_expression,
2259 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
2260 Call default_function_array_read_conversion instead of
2261 default_function_array_conversion where needed.
2262 (c_parser_unary_expression, c_parser_conditional_expression,
2263 c_parser_postfix_expression_after_primary, c_parser_initelt):
2264 Likewise. Call mark_exp_read where needed.
2265 (c_parser_statement_after_labels, c_parser_asm_operands,
2266 c_parser_typeof_specifier, c_parser_sizeof_expression,
2267 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
2269 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
2271 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
2272 (warn_unused_but_set_parameter): Default to warn_unused
2274 * doc/invoke.texi: Document -Wunused-but-set-variable and
2275 -Wunused-but-set-parameter.
2277 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
2278 used count variable.
2279 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
2280 when operandN variables aren't used in the body of the expander
2282 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
2283 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
2284 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
2285 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
2286 FOR_EACH_IMM_USE_ON_STMT): Likewise.
2287 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
2288 * tree.c (PROCESS_ARG): Likewise.
2290 2010-04-07 Simon Baldwin <simonb@google.com>
2292 * diagnostic.h (diagnostic_override_option_index): New macro to
2293 set a diagnostic's option_index.
2294 * c-tree.h (c_cpp_error): Add warning reason argument.
2295 * opts.c (_warning_as_error_callback): New.
2296 (register_warning_as_error_callback): Store callback for
2297 warnings enabled via enable_warning_as_error.
2298 (enable_warning_as_error): Call callback, minor code tidy.
2299 * opts.h (register_warning_as_error_callback): Declare.
2300 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
2301 response to -Werror=.
2302 (c_common_init_options): Register warning_as_error_callback in opts.c.
2303 * common.opt: Add -Wno-cpp option.
2304 * c-common.c (struct reason_option_codes_t): Map cpp warning
2305 reason codes to gcc option indexes.
2306 * (c_option_controlling_cpp_error): New function, lookup the gcc
2307 option index for a cpp warning reason code.
2308 * (c_cpp_error): Add warning reason argument, call
2309 c_option_controlling_cpp_error for diagnostic_override_option_index.
2310 * doc/invoke.texi: Document -Wno-cpp.
2312 2010-04-07 Richard Guenther <rguenther@suse.de>
2314 * ipa-reference.c (mark_load): Use get_base_address.
2315 (mark_store): Likewise.
2317 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
2318 inserting GIMPLE_NOPs into the IL.
2319 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2320 Explicitly strip handled components and indirect references.
2322 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
2323 folding address expressions.
2324 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
2325 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
2326 operand_equal_p to compare decls.
2327 (ptr_deref_may_alias_decl_p): Likewise.
2328 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
2329 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
2330 Handle reversed comparison ops.
2331 * tree-sra.c (asm_visit_addr): Use get_base_address.
2332 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
2333 * ipa-reference.c (mark_address): Use get_base_address.
2335 2010-04-07 Richard Guenther <rguenther@suse.de>
2337 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2338 Propagate constants everywhere.
2340 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2343 * tree.c (MAX_INT_CACHED_PREC): Define.
2344 (nonstandard_integer_type_cache): New array.
2345 (build_nonstandard_integer_type): Cache results for precision
2346 <= MAX_INT_CACHED_PREC.
2348 2010-04-07 Richard Guenther <rguenther@suse.de>
2350 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2351 -fargument-noalias-global, -fargument-noalias-anything): Remove.
2352 * common.opt: Likewise.
2353 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2354 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2355 (nonoverlapping_memrefs_p): Likewise.
2356 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2357 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2358 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2359 OPT_fargument_noalias_global for backward compatibility.
2361 2010-04-07 Richard Guenther <rguenther@suse.de>
2363 PR tree-optimization/43270
2364 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2365 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2366 * tree-ssa-pre.c (phi_translate_1): Adjust.
2367 (fully_constant_expression): Split out vn_reference handling to ...
2368 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2369 Fold reads from constant strings.
2370 (vn_reference_lookup): Handle fully constant references.
2371 (vn_reference_lookup_pieces): Likewise.
2372 * Makefile.in (expmed.o-warn): Add -Wno-error.
2374 2010-04-07 Martin Jambor <mjambor@suse.cz>
2376 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2378 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2381 * gcc.c: Add -static-libstdc++ to list of recognized options.
2383 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2385 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2387 2010-04-07 Richard Guenther <rguenther@suse.de>
2390 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2391 bases build simple mem attributes to retain points-to information.
2393 2010-04-07 Richard Guenther <rguenther@suse.de>
2396 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2397 preserve points-to related information.
2399 2010-04-07 Richard Guenther <rguenther@suse.de>
2402 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2403 discard plain indirect references.
2404 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2405 * tree.c (tree_nop_conversion): Likewise.
2407 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2410 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2412 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2414 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2415 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2417 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2419 * tree-if-conv.c: Fix indentation and comments.
2421 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2423 * tree-if-conv.c: Sort static functions in topological order.
2425 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2427 * tree-if-conv.c: Fix indentation and comments.
2429 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2432 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2433 lang_hooks.types.type_for_size instead of
2434 build_nonstandard_integer_type.
2435 When converting an unsigned type to signed, double its precision.
2436 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2437 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2438 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2441 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2444 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2445 POINTER_PLUS_EXPR for pointer types.
2447 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2450 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2451 * graphite-clast-to-gimple.c: Include langhooks.h.
2452 (max_signed_precision_type): New.
2453 (max_precision_type): Takes two types as arguments.
2454 (precision_for_value): New.
2455 (precision_for_interval): New.
2456 (gcc_type_for_interval): New.
2457 (gcc_type_for_value): New.
2458 (gcc_type_for_clast_term): New.
2459 (gcc_type_for_clast_red): New.
2460 (gcc_type_for_clast_bin): New.
2461 (gcc_type_for_clast_expr): Split up into several functions.
2462 (gcc_type_for_clast_eq): Rewritten.
2463 (compute_bounds_for_level): New.
2464 (compute_type_for_level_1): New.
2465 (compute_type_for_level): New.
2466 (gcc_type_for_cloog_iv): Removed.
2467 (gcc_type_for_iv_of_clast_loop): Rewritten.
2468 (graphite_create_new_loop): Compute the lower and upper bound types
2469 with gcc_type_for_clast_expr.
2470 (graphite_create_new_loop_guard): Same.
2471 (find_cloog_iv_in_expr): Removed.
2472 (compute_cloog_iv_types_1): Removed.
2473 (compute_cloog_iv_types): Removed.
2474 (gloog): Do not call compute_cloog_iv_types.
2475 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2477 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2478 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2479 (GBB_CLOOG_IV_TYPES): Removed.
2481 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2483 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2484 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2485 (detect_commutative_reduction): Same.
2487 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2489 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2490 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2492 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2493 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2494 (rewrite_commutative_reductions_out_of_ssa): Same.
2495 * passes.c (execute_function_todo): Call verify_ssa for every pass
2496 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2497 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2498 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2499 with an extra argument.
2500 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2501 verify_ssa only when the extra argument is true.
2502 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2503 with an extra argument.
2504 (tree_transform_and_unroll_loop): Same.
2506 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2508 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2509 for all the passes of the LNO having LOOP_CLOSED_SSA.
2510 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2511 * tree-loop-distribution.c (pass_loop_distribution): Same.
2512 * tree-pass.h (TODO_verify_loops): Removed.
2513 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2515 (pass_tree_unswitch): Same.
2516 (pass_predcom): Same.
2517 (pass_vectorize): Same.
2518 (pass_linear_transform): Same.
2519 (pass_graphite_transforms): Same.
2520 (pass_iv_canon): Same.
2521 (pass_complete_unroll): Same.
2522 (pass_complete_unrolli): Same.
2523 (pass_parallelize_loops): Same.
2524 (pass_loop_prefetch): Same.
2525 (pass_iv_optimize): Same.
2527 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2530 * passes.c (init_optimization_passes): Move pass_lim before
2531 pass_copy_prop and pass_dce_loop.
2533 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2536 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2537 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2538 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2539 MULTI_* defines for 4 argument vpermil2p* builtins.
2541 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2543 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2544 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2545 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2546 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2547 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2548 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2549 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2550 Use x86_maybe_negate_const_int to output insn mnemonic.
2551 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2552 check from instruction predicate. Update comments.
2553 * config/i386/sync.md (sync_add<mode>): Use
2554 x86_maybe_negate_const_int to output insn mnemonic.
2556 2010-04-06 Jan Hubicka <jh@suse.cz>
2558 PR tree-optimization/42906
2559 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2560 IGNORE_SELF argument. Set visited_control_parents for fully
2562 (find_obviously_necessary_stmts): Update call of
2563 mark_control_dependent_edges_necessary.
2564 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2566 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2568 * config/i386/i386.md: Remove comment about 'e' and 'E'
2571 2010-04-06 Richard Guenther <rguenther@suse.de>
2573 PR tree-optimization/43627
2574 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2575 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2578 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2580 * BASE-VER: Change to 4.6.0.
2583 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2586 2010-04-06 Richard Guenther <rguenther@suse.de>
2589 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2591 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2593 * doc/invoke.texi (Optimize Options): Document that LTO
2594 won't remove object access purely due to incompatible
2597 2010-04-04 Matthias Klose <doko@ubuntu.com>
2599 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2600 Initialize variable.
2602 2010-04-03 Richard Guenther <rguenther@suse.de>
2605 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2606 require a non-NULL MEM_OFFSET.
2608 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2610 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2611 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2612 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2613 config/alpha/predicates.md, config/arm/arm.md,
2614 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2615 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2616 config/darwin9.h, config/darwin.c, config/darwin.h,
2617 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2618 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2619 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2620 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2621 config/mips/mips.md, config/mn10300/mn10300.c,
2622 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2623 config/rs6000/aix.h, config/rs6000/dfp.md,
2624 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2625 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2626 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2627 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2628 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2629 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2630 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2631 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2632 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2633 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2634 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2635 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2636 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2637 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2638 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2639 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2640 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2641 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2642 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2643 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2644 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2645 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2646 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2647 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2648 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2649 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2650 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2651 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2652 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2653 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2654 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2655 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2656 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2657 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2658 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2659 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2661 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2664 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2665 * aclocal.m4: Regenerate.
2667 2010-04-02 Richard Guenther <rguenther@suse.de>
2669 PR tree-optimization/43629
2670 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2671 if we have seen a constant value.
2673 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2675 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2677 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2680 * arm.c (legitimize_tls_address): Adjust call to
2681 gen_tls_load_dot_plus_four.
2682 (arm_note_pic_base): New function.
2683 (arm_cannot_copy_insn_p): Use it.
2684 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2687 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2692 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2694 * Makefile.in ($(out_object_file)): Depend on
2695 gt-$(basename $(notdir $(out_file))).h.
2697 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2699 * config.gcc (lm32-*-rtems*): Add t-lm32.
2701 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2703 * config.gcc: Add lm32-*-rtems*.
2704 * config/lm32/rtems.h: New file.
2706 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2709 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2711 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2713 * dwarf2out.c (output_compilation_unit_header): For
2714 -gdwarf-4 use version 4 instead of version 3.
2715 (output_line_info): For version 4 and above emit additional
2716 maximum ops per insn header field.
2717 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2719 * dwarf2out.c (is_c_family, is_java): Remove.
2720 (lower_bound_default): New function.
2721 (add_bound_info, gen_descr_array_type_die): Use it.
2723 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2726 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2727 re-declaration when it happens in a function.
2729 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2731 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2732 (cgraph_remove_function_insertion_hook): Same.
2733 (cgraph_call_function_insertion_hooks): Same.
2735 2010-04-01 Richard Guenther <rguenther@suse.de>
2738 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2739 and TREE_THIS_VOLATILE.
2740 (copy_ref_info): Likewise.
2741 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2742 * tree.c (build6_stat): Ignore side-effects of all but arg5
2743 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2746 2010-04-01 Richard Guenther <rguenther@suse.de>
2748 PR tree-optimization/43607
2749 * ipa-type-escape.c (check_call): Do not access non-existing
2752 2010-04-01 Richard Guenther <rguenther@suse.de>
2756 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2757 Jack Howarth <howarth@bromo.med.uc.edu>
2759 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2762 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2764 * doc/install.texi (Prerequisites): Document libelf usability on
2765 IRIX 5/6 and Solaris 2.
2766 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2767 Update GNU as, GNU ld requirements.
2768 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2769 Document Sun Studio compiler download.
2770 Update and simplify as, ld recommendations.
2771 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2773 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2775 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2776 with_tune_32 to pentium4.
2778 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2780 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2782 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2784 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2785 obsoletion, removal.
2787 Document GNU as requirement.
2788 Update configure requirements.
2789 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2790 Recomment IRIX 6.5.18+.
2791 Document IDF/IDL requirement.
2792 Document GNU as requirement.
2793 Document GNU ld bootstrap failure.
2794 Remove freeware.sgi.com reference.
2796 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2798 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2799 UNIX V4.0, V5.0 obsoletion, removal.
2800 Remove --with-gc=simple reference.
2801 Update VM requirements during bootstrap.
2802 Remove -oldas bootstrap description.
2803 Update binutils reference.
2804 Remove comparison failure note.
2806 2010-03-31 Richard Guenther <rguenther@suse.de>
2807 Zdenek Dvorak <ook@ucw.cz>
2808 Sebastian Pop <sebastian.pop@amd.com>
2811 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2812 with multiple arguments.
2813 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2815 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2817 * graphite-dependences.c (print_pddr): Call print_pdr with an
2819 * graphite-poly.c (debug_pdr): Add an extra argument for the
2822 (print_pbb_domain): Same.
2824 (print_scop_context): Same.
2826 (print_cloog): Same.
2827 (debug_pbb_domain): Same.
2831 (debug_scop_context): Same.
2833 (debug_cloog): Same.
2834 (print_scop_params): Same.
2835 (debug_scop_params): Same.
2836 (print_iteration_domain): Same.
2837 (print_iteration_domains): Same.
2838 (debug_iteration_domain): Same.
2839 (debug_iteration_domains): Same.
2840 (print_scattering_function): Same.
2841 (print_scattering_functions): Same.
2842 (debug_scattering_function): Same.
2843 (debug_scattering_functions): Same.
2844 * graphite-poly.h (debug_pdr): Update declaration.
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.
2869 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2871 * graphite-poly.c (print_scattering_function_1): New.
2872 (print_scattering_function): Call it.
2873 (print_scop_params): Remove spaces at the end of lines.
2876 * graphite-poly.h (print_cloog): Declared.
2877 (debug_cloog): Declared.
2879 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2881 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2883 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2884 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2885 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2886 to switch between adding the IV bump in loop->latch or in loop->header.
2888 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2890 * graphite-poly.c (print_scattering_function): Pretty print following
2893 (print_pbb_domain): Same.
2894 (dump_gbb_cases): Same.
2895 (dump_gbb_conditions): Same.
2898 (print_scop_params): Same.
2899 (print_scop_context): Same.
2901 (print_pbb_body): New.
2902 (lst_indent_to): New.
2903 (print_lst): Start new lines with a #.
2904 * graphite-poly.h (pbb_bb): New.
2905 (pbb_index): Use pbb_bb.
2906 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2908 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2910 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2912 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2913 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2914 and 0 instead of 1 for dw_val_class_flag.
2915 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2916 dw_val_class_range_list, dw_val_class_loc_list,
2917 dw_val_class_lineptr and dw_val_class_macptr, use
2918 DW_FORM_flag_present for dw_val_class_flag and
2919 DW_FORM_exprloc for dw_val_class_loc.
2920 (output_die): For -gdwarf-4 print dw_val_class_loc
2921 size as uleb128 instead of 1 or 2 bytes and don't print
2922 anything for dw_val_class_flag.
2924 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2925 instead of cselib_lookup following by tweaking locs->setting_insn.
2928 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2929 even before returning from label, setjmp call or volatile asm
2932 2010-03-31 Richard Guenther <rguenther@suse.de>
2935 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2936 temporary data on stack.
2938 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2940 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2941 (PUSHSECTION_ASM_OP): Remove.
2942 (POPSECTION_ASM_OP): Remove.
2943 (PUSHSECTION_FORMAT): Remove.
2944 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2945 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2946 * config/sol2.c (solaris_output_init_fini): Use it.
2948 2010-03-31 Jie Zhang <jie@codesourcery.com>
2951 * opt-functions.awk (var_type_struct): Use signed char type
2952 for simple variables.
2954 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2956 * config/sol2.c: Include output.h.
2957 (solaris_assemble_visibility): New function.
2958 * config/t-sol2 (sol2.o): Add output.h dependency.
2959 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2960 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2963 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2966 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2967 V2SImode or XFmode on PRE_DEC.
2970 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2973 2010-03-31 Jie Zhang <jie@codesourcery.com>
2976 * reload.h (caller_save_initialized_p): Declare.
2977 * toplev.c (backend_init_target): Don't call
2978 init_caller_save but set caller_save_initialized_p to false.
2979 * caller-save.c (caller_save_initialized_p): Define.
2980 (init_caller_save): Check caller_save_initialized_p.
2981 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2983 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2986 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2987 and soft-fp/t-softfp to tmake_file.
2988 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2989 (LIBGCC2_TF_CEXT): Define.
2992 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2995 * cselib.c (n_useless_values): Document handling of debug locs.
2996 (n_useless_debug_values, n_debug_values): New variables.
2997 (new_elt_loc_list): Don't add to debug values, keep count.
2998 (promote_debug_loc): New.
2999 (cselib_reset_table): Zero new variables.
3000 (entry_and_rtx_equal_p): Promote debug locs.
3001 (discard_useless_locs): Increment n_useless_debug_values for
3003 (remove_useless_values): Adjust n_useless_values and n_debug_values
3004 with n_useless_debug_values.
3005 (add_mem_for_addr): Promote debug locs.
3006 (cselib_lookup_mem): Likewise.
3007 (cselib_lookup_addr): Renamed to...
3008 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
3009 (cselib_log_lookup): ... this. Turn into...
3010 (cselib_lookup_addr): ... new wrapper.
3011 (cselib_lookup_from_insn): New.
3012 (cselib_invalidate_regno): Increment n_useless_debug_values for
3014 (cselib_invalidate_mem): Likewise.
3015 (cselib_process_insn): Take n_deleted and n_debug_values into
3016 account to guard remove_useless_value call.
3017 (cselib_finish): Zero n_useless_debug_values.
3018 * cselib.h (cselib_lookup_from_insn): Declare.
3019 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
3020 (sched_analyze_2): Likewise.
3022 2010-03-30 Jakub Jelinek <jakub@redhat.com>
3024 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
3026 (adjust_mems): Replace narrowing SUBREG of expression containing
3027 just PLUS, MINUS, MULT and ASHIFT of registers and constants
3028 with operations in the narrower mode.
3031 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
3032 regs_invalidated_by_call instead all call_used_reg_set registers.
3034 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
3037 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
3038 pointer comparisons with types_compatible_p.
3039 * tree-vect-stmts.c (vectorizable_call): Same.
3040 (vectorizable_condition): Same.
3042 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3044 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
3045 stack check if the mask would be zero.
3047 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3048 Jack Howarth <howarth@bromo.med.uc.edu>
3050 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3053 2010-03-30 Joseph Myers <joseph@codesourcery.com>
3056 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
3058 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
3059 Include ___unordxf2 and ___unordtf2.
3060 * config/i386/libgcc-glibc.ver: Do not define inheritance from
3063 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
3065 * config/lm32/t-lm32: New file.
3066 * config.gcc: Use the above file when targetting lm32.
3068 2010-03-28 Duncan Sands <baldrick@free.fr>
3070 * Makefile.in (PLUGIN_HEADERS): Add except.h.
3072 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3075 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
3076 Improve vectorization cost model diagnostic.
3078 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3081 * tree-vect-data-refs.c (vect_analyze_data_refs): When
3082 compute_data_dependences_for_loop returns false, early exit
3083 and output an extra diagnostic for the failed data reference
3086 2010-03-29 Richard Guenther <rguenther@suse.de>
3088 PR tree-optimization/43560
3089 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
3090 (can_sm_ref_p): Treat stores to readonly locations as trapping.
3092 2010-03-29 Jie Zhang <jie@codesourcery.com>
3095 * toplev.c (process_options): Set optimization_default_node
3096 and optimization_current_node.
3097 * opts.c (decode_options): Don't set optimization_default_node
3098 and optimization_current_node.
3100 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
3102 * config/rtems.h: Abandon -qrtems_debug.
3104 2010-03-28 Jan Hubicka <jh@suse.cz>
3106 PR tree-optimization/43505
3107 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
3108 map should not be copied.
3110 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3113 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
3114 cdtors, set DECL_PRESERVE_P.
3115 * ipa.c (cgraph_externally_visible_p): Return true if declaration
3118 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
3120 PR tree-optimization/43528
3121 * stor-layout.c (place_field): Check that constant fits into
3122 unsigned HWI when skipping calculation of MS bitfield layout.
3124 2010-03-27 Jan Hubicka <jh@suse.cz>
3127 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
3128 notice_global_symbol work.
3130 2010-03-27 Jakub Jelinek <jakub@redhat.com>
3132 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
3133 instead of dwarf2out_decl.
3134 (struct var_loc_node): Remove section_label field.
3135 (dwarf2out_function_decl): New function.
3136 (dwarf2out_var_location): Don't set section_label field.
3137 (dwarf2out_begin_function): Don't empty decl_loc_table here.
3139 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3141 PR tree-optimization/43544
3142 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3143 First argument for builtin vectorized function hook is now a
3144 tree to be able to distinguish between machine specific and
3146 * targhooks.c (default_builtin_vectorized_function): Ditto.
3147 * targhooks.h (default_builtin_vectorized_function): Ditto.
3148 * target.h (struct gcc_target): Ditto.
3149 * tree-vect-stmts.c (vectorizable_function): Ditto.
3150 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
3151 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
3154 2010-03-26 Joseph Myers <joseph@codesourcery.com>
3157 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
3158 nested binding iff it is a FUNCTION_DECL.
3159 (store_parm_decls_newstyle): Pass nested=true to bind for
3160 FUNCTION_DECLs amongst parameters.
3162 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3164 * var-tracking.c (vt_expand_loc_callback): Don't run
3165 cselib_expand_value_rtx_cb in dummy mode if
3166 cselib_dummy_expand_value_rtx_cb returned false.
3168 * var-tracking.c (emit_note_insn_var_location): For one part
3169 notes with offset 0, don't add EXPR_LIST around the location.
3170 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
3171 add_location_or_const_value_attribute): Adjust for that change.
3174 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
3175 into first operand and location into second.
3176 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
3177 dw_cfi_oprnd_loc for DW_CFA_expression.
3178 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
3179 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
3180 assume first argument is regnum and second argument is location.
3182 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3185 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
3186 of scratch register to DImode. Split to DImode comparison operator.
3187 Use SImode subreg of scratch register in the multiplication.
3188 (*cmp_sadd_sidi): Ditto.
3189 (*cmp_ssub_si): Ditto.
3190 (*cmp_ssub_sidi): Ditto.
3192 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3195 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
3196 Remove invalid assert and wrong comment.
3198 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3201 * flags.h (final_insns_dump_p): New extern.
3202 * final.c (final_insns_dump_p): New variable.
3203 (rest_of_clean_state): Set it before -fdump-final-insns=
3204 dumping, clear afterwards.
3205 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
3206 MEM_ALIAS_SET on MEMs.
3208 2010-03-26 David S. Miller <davem@davemloft.net>
3210 * configure.ac: Fix sparc GOTDATA_OP bug check.
3211 * configure: Rebuild.
3213 2010-03-26 Alan Modra <amodra@gmail.com>
3215 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
3217 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3219 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
3220 TLS_SECTION_ASM_FLAG.
3222 2010-03-25 Jakub Jelinek <jakub@redhat.com>
3225 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
3226 Clear first_function_block_is_cold.
3229 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
3230 argument if the argument is truth_value_p.
3232 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3234 * config/rs6000/constraints.md: Update copyright year for my changes.
3237 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
3238 used in reg+reg addressing, swap registers.
3240 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3243 * target.h (struct gcc_target): Add code_end hook.
3244 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
3246 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
3247 * toplev.c (compile_file): Call targetm.asm_out.code_end
3248 hook before unwind info/debug info output.
3249 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
3250 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
3251 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3252 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
3253 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3254 * config/i386/i386.c (ix86_file_end): Renamed to...
3255 (ix86_code_end): ... this. Make static. Don't call
3256 file_end_indicate_exec_stack. Emit unwind info using
3257 final_start_function/final_end_function.
3258 (darwin_x86_file_end): Remove.
3259 (TARGET_ASM_CODE_END): Define.
3260 * config/i386/i386.h (TARGET_ASM_FILE_END,
3261 NEED_INDICATE_EXEC_STACK): Don't define.
3262 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
3263 (TARGET_ASM_FILE_END): Define to darwin_file_end.
3264 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
3265 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
3268 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
3269 at the beginning and final_end_function at the end.
3270 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3272 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3274 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
3275 and Sun as TLS syntax.
3276 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
3277 * configure: Regenerate.
3278 * config.in: Regenerate.
3279 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
3280 (default_elf_asm_named_section): Use it.
3281 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
3282 (i386_output_dwarf_dtprel): Likewise.
3283 (output_addr_const_extra): Likewise.
3284 (output_pic_addr_const): Lowercase @GOTTPOFF.
3285 (output_addr_const_extra): Likewise.
3286 (output_pic_addr_const): Lowercase @GOTNTPOFF.
3287 (output_addr_const_extra): Likewise.
3288 (output_pic_addr_const): Lowercase @INDNTPOFF.
3289 (output_addr_const_extra): Likewise.
3290 (output_pic_addr_const): Lowercase @NTPOFF.
3291 (output_addr_const_extra): Likewise.
3292 (output_pic_addr_const): Lowercase @TPOFF.
3293 (output_addr_const_extra): Likewise.
3294 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
3295 (*tls_global_dynamic_64): Likewise.
3296 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
3297 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
3299 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
3300 (ASM_OUTPUT_TLS_COMMON): Use it.
3301 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
3304 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
3305 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
3306 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
3307 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
3308 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3309 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
3311 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3313 * config/i386/i386.c (override_options): Don't accept
3314 -mtls-dialect=sun any longer.
3315 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
3316 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
3317 (*tls_local_dynamic_base_32_sun): Likewise.
3318 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3320 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3323 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3324 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
3327 * ira.c (adjust_cleared_regs): New function.
3328 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
3332 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
3334 * expr.c (expand_expr_real): Restore previous
3335 curr_insn_source_location and curr_insn_block after
3336 expand_expr_real_1 call.
3337 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
3338 instead of expand_expr_real_1.
3340 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
3342 PR rtl-optimization/43413
3343 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3346 2010-03-22 James E. Wilson <wilson@codesourcery.com>
3349 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3350 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3352 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3354 * config/i386/i386.c (ix86_target_string): Add -mfma.
3355 Fix a typo in comment.
3357 2010-03-22 Mike Stump <mikestump@comcast.net>
3360 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3361 Don't overly align based upon packed packed fields.
3363 2010-03-22 Jason Merrill <jason@redhat.com>
3365 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3366 Use () rather than [], and move before the element type.
3368 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3370 * doc/configfiles.texi (Configuration Files): Removed
3371 fixinc/Makefile*, intl/Makefile.*.
3372 * doc/makefile.texi: Fixed markup. Abstract from version
3373 control system used.
3374 (Makefile): Removed obsolete gcc/java/parse.y example.
3375 * doc/sourcebuild.texi: Likewise.
3376 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3377 libgomp, libssp. Removed fastjar.
3378 (Miscellaneous Docs): Clarify location.
3379 Added COPYING3, COPYING3.LIB.
3380 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3382 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3385 * config/i386/i386.c (x86_function_profiler)
3386 [!NO_PROFILE_COUNTERS]: Fix typo.
3387 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3390 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3391 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3393 * doc/sourcebuild.texi (Test Directives): Split into six
3394 subsections, with most of the current text in new subsections
3395 Directives, Selectors, and Final Actions.
3396 (Directives): Split list of test directives into multiple
3398 (Selectors): Describe use and syntax of selectors.
3399 (Effective-Target Keywords): Describe all existing keywords.
3400 (Add Options): Describe features for dg-add-options.
3401 (Require Support): Describe variants of dg-require-support.
3402 (Final Actions): Describe commands to use in dg-final.
3404 2010-03-22 Michael Matz <matz@suse.de>
3407 * recog.c (validate_replace_rtx_group): Replace also in
3408 REG_EQUAL and REG_EQUIV notes.
3410 2010-03-22 Richard Guenther <rguenther@suse.de>
3412 PR tree-optimization/43390
3413 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3414 sure vector extracts are type correct.
3416 2010-03-22 Richard Guenther <rguenther@suse.de>
3419 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3420 x * sqrt (x) even when optimizing for size if the target
3421 has native support for sqrt.
3423 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3425 * varasm.c (make_decl_rtl_for_debug): Also clear
3426 flag_mudflap for the duration of make_decl_rtl call.
3429 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3430 locs from preserved VALUEs.
3432 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3435 * pa.md (movmemsi): Set align to one if zero.
3436 (movmemdi): Likewise.
3438 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3441 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3442 with their corresponding prologue pushes.
3444 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3447 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3448 at the begining or end.
3449 (spu_expand_epilogue): Likewise.
3451 2010-03-20 Richard Guenther <rguenther@suse.de>
3453 PR rtl-optimization/43438
3454 * combine.c (make_extraction): Properly zero-/sign-extend an
3455 extraction of the low part of a CONST_INT. Also handle
3458 2010-03-19 Mike Stump <mikestump@comcast.net>
3460 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3461 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3462 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3464 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3467 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3470 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3472 PR rtl-optimization/42258
3473 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3474 use that may match DEF.
3477 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3478 the cost of loading the constant rather than assuming
3480 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3481 outer code is AND, do the same tests as the andsi3 expander and
3482 return COSTS_N_INSNS (1) if and is cheap.
3484 * optabs.c (avoid_expensive_constant): Fix formatting.
3486 2010-03-19 Michael Matz <matz@suse.de>
3489 * attribs.c (decl_attributes): When rebuilding a function pointer
3490 type use the same qualifiers as the original pointer type.
3492 2010-03-19 Martin Jambor <mjambor@suse.cz>
3494 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3495 and is_gimple_ip_invariant_address.
3497 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3500 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3502 * config/arm/arm.c (arm_override_options): Turn off
3503 flag_dwarf2_cfi_asm for AAPCS variants.
3505 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3508 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3509 Use PRE_MODIFY instead of PRE_DEC.
3510 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3511 (vfp_emit_fstmd): Likewise.
3513 2010-03-19 Michael Matz <matz@suse.de>
3516 * builtins.c (expand_builtin_interclass_mathfn,
3517 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3520 2010-03-19 Richard Guenther <rguenther@suse.de>
3522 PR tree-optimization/43415
3523 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3524 (phi_translate_1): ... this.
3525 (phi_translate): Move all caching here. Cache all NARY
3526 and REFERENCE translations.
3528 2010-03-19 David S. Miller <davem@davemloft.net>
3530 With help from Eric Botcazou.
3531 * config/sparc/sparc.c: Include dwarf2out.h.
3532 (emit_pic_helper): Delete.
3533 (pic_helper_symbol_name): Delete.
3534 (pic_helper_emitted_p): Delete.
3535 (pic_helper_needed): New.
3536 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3537 (get_pc_thunk_name): New.
3538 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3539 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3540 Set pic_helper_needed to true. Don't call emit_pic_helper.
3541 (sparc_expand_prologue): Update load_pic_register call.
3542 (sparc_output_mi_thunk): Likewise.
3543 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3544 thunk if possible. Output CFI information as needed.
3546 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3547 Jack Howarth <howarth@bromo.med.uc.edu>
3550 * config/i386/i386.h: Fix ABI on darwin x86-32.
3552 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3554 * tree.h: Declare make_decl_rtl_for_debug.
3555 * varasm.c (make_decl_rtl_for_debug): New.
3556 * dwarf2out.c (rtl_for_decl_location): Call it.
3557 * cfgexpand.c (expand_debug_expr): Call it.
3559 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3562 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3566 * var-tracking.c (vt_init_cfa_base): Do nothing if
3567 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3569 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3572 * var-tracking.c (canonicalize_vars_star): New.
3573 (dataflow_post_merge_adjust): Use it.
3575 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3578 * var-tracking.c (non_suitable_const): New function.
3579 (add_uses): For DEBUG_INSNs with constants, don't record any
3580 value, instead just the constant value itself.
3581 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3582 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3583 (emit_notes_in_bb): Likewise.
3584 (emit_note_insn_var_location): For onepart variables if
3585 cur_loc is a VOIDmode constant, use DECL_MODE.
3587 2010-03-18 Martin Jambor <mjambor@suse.cz>
3590 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3591 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3592 all non-clones. Moved call redirection...
3593 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3594 (cgraph_materialize_all_clones): Dispose of all
3595 combined_args_to_skip bitmaps.
3596 (verify_cgraph_node): Do not check for edges pointing to wrong
3597 nodes in inline clones.
3598 * tree-inline.c (copy_bb): Call
3599 cgraph_redirect_edge_call_stmt_to_callee.
3600 * ipa.c (cgraph_remove_unreachable_nodes): Call
3601 cgraph_node_remove_callees even when there are used clones.
3603 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3605 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3607 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3610 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3613 2010-03-18 Michael Matz <matz@suse.de>
3616 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3617 into sqrt(x) if we need to preserve signed zeros.
3619 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3620 Eric Botcazou <ebotcazou@adacore.com>
3622 PR rtl-optimization/43360
3623 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3624 note if we don't know its invariant status.
3626 2010-03-18 Michael Matz <matz@suse.de>
3628 PR tree-optimization/43402
3629 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3630 PHI chains of ssa names registered for update.
3632 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3635 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3636 non-offsettable and pre_modify update addressing.
3637 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3638 and "2" alternatives "#".
3639 (*movdd_softfloat32): Make all alternatives "#";
3640 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3641 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3642 (*movdf_softfloat32): Make all alternatives "#";
3643 (movdi): Use the new DIFD mode iterator to create a common splitter
3644 for movdi, movdf and movdd patterns.
3646 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3648 * common.opt (dumpdir): Remove redundant tab.
3650 2010-03-17 Martin Jambor <mjambor@suse.cz>
3652 PR tree-optimization/43347
3653 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3654 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3656 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3658 PR rtl-optimization/42216
3659 * regrename.c (create_new_chain): New function, broken out from...
3660 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3661 appending a use to an empty chain.
3662 (build_def_use): Remove previous changes that convert OP_INOUT to
3663 OP_OUT operands; instead detect the case where an OP_INOUT operand
3664 uses a previously untracked register and create an empty chain for it.
3666 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3668 * doc/extend.texi (Function Attributes): Rewrite unfinished
3669 sentence in ms_abi documentation.
3671 2010-03-17 Alan Modra <amodra@gmail.com>
3673 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3674 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3675 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3676 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3678 2010-03-16 Richard Henderson <rth@redhat.com>
3681 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3682 (lower_try_finally): Save and restore eh_seq around the expansion
3685 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3687 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3688 statements before splitting block.
3690 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3692 * doc/sourcebuild.texi (Testsuites): Fix markup.
3693 Use pathnames relative to gcc/testsuite.
3694 (Test Directives): Move description of how timeout is determined.
3695 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3696 (C Tests): Correct gcc.misc-tests directory.
3697 Framework tests now live in gcc.test-framework.
3699 2010-03-16 Richard Guenther <rguenther@suse.de>
3702 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3703 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3705 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3706 Alexandre Oliva <aoliva@redhat.com>
3708 PR tree-optimization/42917
3709 * lambda-code.c (remove_iv): Skip debug statements.
3710 (lambda_loopnest_to_gcc_loopnest): Likewise.
3711 (not_interesting_stmt): Debug statements are not interesting.
3713 2010-03-16 Jakub Jelinek <jakub@redhat.com>
3717 * cselib.c (cselib_preserve_constants,
3718 cfa_base_preserved_val): New static variables.
3719 (preserve_only_constants): New function.
3720 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3721 clear its REG_VALUES. If cselib_preserve_constants, don't
3722 empty the whole hash table, but preserve there VALUEs with constants,
3723 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3724 (cselib_preserve_cfa_base_value): New function.
3725 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3726 (cselib_init): Change argument to int bitfield. Set
3727 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3729 (cselib_finish): Clear cselib_preserve_constants and
3730 cfa_base_preserved_val.
3731 * cselib.h (enum cselib_record_what): New enum.
3732 (cselib_init): Change argument to int.
3733 (cselib_preserve_cfa_base_value): New prototype.
3734 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3735 * dse.c (dse_step1): Likewise.
3736 * cfgcleanup.c (thread_jump): Likewise.
3737 * sched-deps.c (sched_analyze): Likewise.
3738 * gcse.c (local_cprop_pass): Likewise.
3739 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3740 If FN is non-NULL, call the callback always and whenever it returns
3741 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
3742 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3743 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3744 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3745 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3746 * var-tracking.c: Include recog.h.
3747 (bb_stack_adjust_offset): Remove.
3748 (vt_stack_adjustments): Don't call it, instead just gather the
3749 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3750 (adjust_stack_reference): Remove.
3751 (compute_cfa_pointer): New function.
3752 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3753 (struct adjust_mem_data): New type.
3754 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3756 (get_address_mode): New function.
3757 (replace_expr_with_values): Use it.
3758 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3759 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
3760 (adjust_sets): Remove.
3761 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3762 Use get_address_mode.
3763 (get_adjusted_src): Remove.
3764 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
3765 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
3766 (add_with_sets): Don't call adjust_sets.
3767 (fp_setter, vt_init_cfa_base): New functions.
3768 (vt_initialize): Change return type to bool. Move most of pool etc.
3769 initialization to the beginning of the function from end. Pass
3770 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3771 If !frame_pointer_needed, call vt_stack_adjustment before mos
3772 vector is filled, call vt_init_cfa_base if argp/framep has been
3773 eliminated to sp. If frame_pointer_needed and argp/framep has
3774 been eliminated to hard frame pointer, set
3775 hard_frame_pointer_adjustment and call vt_init_cfa_base after
3776 encountering fp setter in the prologue. For MO_ADJUST, call
3777 log_op_type before pusing the op into mos vector, not afterwards.
3778 Call adjust_insn before cselib_process_insn/add_with_sets,
3779 call cancel_changes (0) afterwards.
3780 (variable_tracking_main_1): Adjust for vt_initialize calling
3781 vt_stack_adjustments and returning whether it succeeded or not.
3783 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3785 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3788 2010-03-15 Jakub Jelinek <jakub@redhat.com>
3790 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3792 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3793 drap_reg has not been set.
3795 2010-03-15 Michael Matz <matz@suse.de>
3798 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3799 use it to expand block copies.
3800 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3801 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3802 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3804 2010-03-15 Richard Guenther <rguenther@suse.de>
3806 PR tree-optimization/43367
3807 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3810 2010-03-15 Richard Guenther <rguenther@suse.de>
3812 PR tree-optimization/43317
3813 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3815 2010-03-15 Martin Jambor <mjambor@suse.cz>
3817 PR tree-optimization/43141
3818 * tree-sra.c (create_abstract_origin): New function.
3819 (modify_function): Call create_abstract_origin.
3821 2010-03-15 Chris Demetriou <cgd@google.com>
3823 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3826 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3829 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3830 call insert_out_of_ssa_copy for default definitions.
3832 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3834 * graphite-clast-to-gimple.c (my_long_long): Defined.
3835 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3836 * graphite-sese-to-poly.c (my_long_long): Defined.
3837 (scop_ivs_can_be_represented): Use it.
3839 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3841 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3842 graphite-max-bbs-per-function, and loop-block-tile-size.
3843 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3845 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3847 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3849 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3850 forward declaration.
3851 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3852 (add_upper_bounds_from_estimated_nit): New.
3853 (build_loop_iteration_domains): Use it.
3855 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3857 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3859 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3862 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3863 should be an INTEGER_CST. Also handle CASE_CONVERT.
3865 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3867 * graphite.c (graphite_initialize): To bound the number of bbs per
3868 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3869 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3870 * doc/invoke.texi: Document it.
3872 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3874 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3875 * graphite-sese-to-poly.h (build_poly_scop): Same.
3877 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3879 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3880 the number of parameters in the scop. Use as an upper bound
3881 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3882 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3883 * doc/invoke.texi: Document it.
3885 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
3887 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3888 * doc/c-tree.texi: Remove.
3889 * doc/generic.texi: Merge c-tree.texi here.
3890 * doc/gccint.texi (Trees): Remove menu entry.
3891 (c-tree.texi): Remove @include.
3892 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3893 * doc/languages.texi (Reading RTL): Ditto.
3895 2010-03-12 Steve Ellcey <sje@cup.hp.com>
3898 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3900 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3903 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3904 code added to work around reload clobbering CONST insns.
3906 2010-03-12 Jakub Jelinek <jakub@redhat.com>
3908 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3909 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3910 (cselib_preserve_only_values): Remove retain argument, don't
3911 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3912 * cselib.h (cselib_preserve_only_values): Remove retain argument.
3913 * var-tracking.c (micro_operation): Move insn field before union.
3914 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3915 (struct variable_tracking_info_def): Remove n_mos field, change
3916 mos into a vector of micro_operations.
3917 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3918 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3919 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3920 changing into a vector.
3921 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3922 come before all other uops generated by add_stores.
3923 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3925 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3926 a vector. Run just one pass over the bbs instead of separate counting
3927 and computation phase.
3928 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3931 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3932 into *nonlocalized_list vector.
3933 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3934 even if origin is non-NULL.
3935 (gen_variable_die): Likewise.
3936 (process_scope_var): Don't change origin.
3937 (gen_decl_die): Likewise.
3938 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3939 before adding new edges instead of after it, fix moving over
3942 2010-03-11 David S. Miller <davem@davemloft.net>
3944 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3946 * configure: Rebuild.
3948 2010-03-11 Martin Jambor <mjambor@suse.cz>
3950 PR tree-optimization/43257
3951 * tree.c (assign_assembler_name_if_neeeded): New function.
3952 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3954 * tree.h (assign_assembler_name_if_neeeded): Declare.
3955 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3956 the function if needed.
3958 2010-03-11 Chris Demetriou <cgd@google.com>
3960 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3961 include/stdint-gcc.h, and include/stdint.h world-readable.
3963 2010-03-11 Richard Guenther <rguenther@suse.de>
3965 PR tree-optimization/43255
3966 * tree-vrp.c (process_assert_insertions_for): Do not insert
3967 asserts for trivial conditions.
3969 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3971 PR tree-optimization/43280
3972 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3973 generation. Move calculation of size out of the if branch.
3974 (find_bswap): Modify compare number generation.
3976 2010-03-11 Richard Guenther <rguenther@suse.de>
3979 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3980 (input_gimple_stmt): Fixup handled component types during
3981 operand read. Also fix up decls in ADDR_EXPRs.
3983 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3985 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3986 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3988 2010-03-10 Jan Hubicka <jh@suse.cz>
3991 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3992 * varasm.c (get_variable_section): Don't do that here...
3993 (make_decl_rtl): ... and here.
3994 (do_assemble_alias): Produce decl RTL.
3995 (assemble_alias): Likewise.
3997 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4000 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
4001 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
4003 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
4004 (based_loc_descr): Only express drap or vdrap regno based expressions
4005 using DW_OP_fbreg when not optimizing.
4006 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
4007 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
4008 REG_CFA_SET_VDRAP note.
4010 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
4012 PR tree-optimization/43236
4013 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
4014 error in calculation of base address in reverse iteration case.
4015 (generate_builtin): Take number of latch executions if the statement
4018 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
4021 * tree-eh.c: Include pointer-set.h.
4022 (lower_eh_dispatch): Filter out duplicate case labels and
4023 remove the unneeded edge when the label is unused. Return
4024 true when some edges are removed.
4025 (execute_lower_eh_dispatch): When any lowering resulted in
4026 removing an edge, also delete unreachable blocks.
4028 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4031 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
4032 UNSPEC_MACHOPIC_OFFSET.
4034 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
4037 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4038 (m68k_delegitimize_address): New function.
4040 2010-03-09 Jakub Jelinek <jakub@redhat.com>
4043 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
4046 * var-tracking.c (adjust_sets): New function.
4047 (count_with_sets, add_with_sets): Use it.
4048 (get_adjusted_src): New inline function.
4049 (add_stores): Use it.
4052 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
4053 call cselib_dummy_expand_value_rtx_cb instead of
4054 cselib_expand_value_rtx_cb.
4057 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
4058 * config/i386/i386.c: Include debug.h and dwarf2out.h.
4059 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
4060 and .cfi_endproc around the pic thunks.
4061 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
4062 all queued unwind info register saves are saved before the call.
4063 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
4064 considered as sp-=4 for unwind info and the pop as sp+=4 which
4065 also clobbers dest, but doesn't actually restore it.
4068 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
4069 RTX_FRAME_RELATED_P.
4071 2010-03-09 Jie Zhang <jie@codesourcery.com>
4073 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
4074 whitespaces in output template.
4076 2010-03-09 Jie Zhang <jie@codesourcery.com>
4078 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
4081 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4083 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
4084 builtins.exp in a separate job.
4086 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4088 * graphite-sese-to-poly.c (add_param_constraints): Use
4089 lower_bound_in_type and upper_bound_in_type.
4091 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4093 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
4094 instead of unsigned_type_node.
4096 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4097 Reza Yazdani <reza.yazdani@amd.com>
4100 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
4101 on pointer type parameters.
4103 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4107 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
4108 handle conversions from pointer to integers.
4109 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
4110 induction variable, to be able to work with code generated by CLooG.
4111 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
4112 (build_poly_scop): Bail out if we cannot codegen a loop.
4114 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4116 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
4117 code generation with gloog_error.
4119 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4121 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
4122 Call fold_convert on all the returned values.
4123 (expand_scalar_variables_expr): Pass to
4124 expand_scalar_variables_ssa_name the type of the resulting expression.
4126 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4128 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
4129 ppl_min_for_le_pointset.
4130 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
4131 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
4133 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4135 * graphite-dependences.c (map_into_dep_poly): Removed.
4136 (dependence_polyhedron_1): Use combine_context_id_scat.
4138 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4140 * graphite-poly.h (struct poly_scattering): Add layout documentation.
4141 (struct poly_bb): Same.
4142 (combine_context_id_scat): New.
4144 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4147 * sese.c (name_defined_in_loop_p): Return false for default
4150 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4152 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
4153 and clean up the logic.
4155 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4157 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
4160 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4162 * var-tracking.c (remove_cselib_value_chains): Define only for
4164 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
4165 delete_slot_part, emit_notes_for_differences_1): Don't call
4166 remove_cselib_value_chains here.
4167 (set_slot_part, emit_notes_for_differences_2): Don't call
4168 add_cselib_value_chains here.
4169 (preserved_values): New vector.
4170 (preserve_value): New function.
4171 (add_uses, add_stores, vt_add_function_parameters): Use it
4172 instead of cselib_preserve_value.
4173 (changed_values_stack): New vector.
4174 (check_changed_vars_0): New function.
4175 (check_changed_vars_1, check_changed_vars_2): Use it.
4176 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
4177 changed_values_stack VALUEs.
4178 (vt_emit_notes): For all preserved_values call
4179 add_cselib_value_chains. If ENABLE_CHECKING call
4180 remove_cselib_value_chains before verifying value_chains is empty.
4181 Initialize and free changed_values_stack.
4182 (vt_initialize): Initialize preserved_values.
4183 (vt_finalize): Free preserved_values.
4185 2010-03-08 Richard Guenther <rguenther@suse.de>
4187 PR tree-optimization/43269
4188 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
4191 2010-03-08 Martin Jambor <mjambor@suse.cz>
4193 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
4194 (ipa_is_param_called): Removed.
4195 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
4196 (ipa_print_node_params): Do not print the called flag.
4197 (ipa_write_node_info): Do not stream the called flag.
4198 (ipa_read_node_info): Likewise.
4200 2010-03-07 Jakub Jelinek <jakub@redhat.com>
4203 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
4204 * cselib.c (struct expand_value_data): Add dummy field.
4205 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
4207 (cselib_dummy_expand_value_rtx_cb): New function.
4208 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
4210 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
4211 * var-tracking.c: Include pointer-set.h.
4212 (variable): Change n_var_parts to char from int. Add
4213 cur_loc_changed and in_changed_variables fields.
4214 (variable_canonicalize): Remove.
4215 (shared_var_p): New inline function.
4216 (unshare_variable): Maintain cur_loc_changed and
4217 in_changed_variables fields. If var was in changed_variables,
4218 replace it there with new_var. Just copy cur_loc instead of
4219 resetting it to something else.
4220 (variable_union): Don't recompute cur_loc. Use shared_var_p.
4221 (dataflow_set_union): Don't call variable_canonicalize.
4222 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
4223 of their DEBUG_EXPR_TREE_DECLs.
4224 (canonicalize_loc_order_check): Verify that cur_loc is NULL
4225 and in_changed_variables and cur_loc_changed is false.
4226 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
4227 and cur_loc_changed. Don't update cur_loc here.
4228 (variable_merge_over_src): Don't call variable_canonicalize.
4229 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
4230 removing loc that is equal to cur_loc, clear cur_loc,
4231 set cur_loc_changed and ensure variable_was_changed is called.
4232 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
4233 compare pointers in cur_loc check, if it is equal to loc,
4234 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
4235 (variable_different_p): Remove compare_current_location argument,
4236 don't compare cur_loc.
4237 (dataflow_set_different_1): Adjust variable_different_p caller.
4238 (variable_was_changed): If dv had some var in changed_variables
4239 already, reset in_changed_variables flag for it and propagate
4240 cur_loc_changed over to the new variable. On empty var
4241 always set cur_loc_changed. Set in_changed_variables on whatever
4242 var is added to changed_variables.
4243 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
4244 Use shared_var_p. When removing loc that is equal to cur_loc,
4245 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
4246 end, don't set it to something else, just call variable_was_changed.
4247 (delete_slot_part): Use shared_var_p. When cur_loc equals to
4248 loc being removed, clear cur_loc and set cur_loc_changed.
4249 Set cur_loc_changed if all locations have been removed.
4250 (struct expand_loc_callback_data): New type.
4251 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
4252 allocated. Always create SUBREGs if simplify_subreg failed.
4253 Prefer to use cur_loc, when that fails and still in
4254 changed_variables (and seen first time) recompute it. Set
4255 cur_loc_changed of variables which had to change cur_loc and
4256 compute elcd->cur_loc_changed if any of the subexpressions used
4257 had to change cur_loc.
4258 (vt_expand_loc): Adjust to pass arguments in
4259 expand_loc_callback_data structure.
4260 (vt_expand_loc_dummy): New function.
4261 (emitted_notes): New variable.
4262 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
4263 that weren't used for any other decl in current
4264 emit_notes_for_changes call call vt_expand_loc_dummy to update
4265 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
4266 first loc_chain location if NULL before. Always use just
4267 cur_loc instead of first loc_chain location. When cur_loc_changed
4268 is false, when not --enable-checking=rtl just don't emit any note.
4269 When rtl checking, compute the note and assert it is the same
4270 as previous note. Clear cur_loc_changed and in_changed_variables
4271 at the end before removing from changed_variables.
4272 (check_changed_vars_3): New function.
4273 (emit_notes_for_changes): Traverse changed_vars to call
4274 check_changed_vars_3 on each changed var.
4275 (emit_notes_for_differences_1): Clear cur_loc_changed and
4276 in_changed_variables. Recompute cur_loc of new_var.
4277 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
4278 (vt_emit_notes): Initialize and destroy emitted_notes.
4280 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
4282 PR rtl-optimization/42220
4283 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
4284 Use verify_reg_tracked to determine if we should use OP_OUT rather
4286 (build_def_use): If we see an in-out operand for a register that we
4287 know nothing about, treat is an output if possible, fail the block if
4290 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4293 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
4296 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4299 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
4300 uses of relevant DEFs that are dead outside the loop too.
4302 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4304 * var-tracking.c (dataflow_set_merge): Swap src and src2.
4306 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4308 * var-tracking.c (values_to_unmark): New variable.
4309 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4310 values_to_unmark vector. Moved body to...
4311 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4312 instead queue it into values_to_unmark vector.
4313 (vt_find_locations): Free values_to_unmark vector.
4315 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
4317 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
4318 (site.exp): Export them when plugins are enabled.
4320 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
4323 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
4325 (chrec_fold_multiply): Same.
4327 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4330 * c-decl.c (build_compound_literal): Return early if init is
4333 2010-03-04 Martin Jambor <mjambor@suse.cz>
4335 PR tree-optimization/43164
4336 PR tree-optimization/43191
4337 * tree-sra.c (type_consists_of_records_p): Reject records with
4338 zero-size bit-fields at the end.
4340 2010-03-04 Mike Stump <mikestump@comcast.net>
4342 * Makefile.in (TAGS): Remove *.y.
4344 2010-03-04 Richard Guenther <rguenther@suse.de>
4346 PR tree-optimization/40761
4347 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
4349 (my_rev_post_order_compute): New function.
4350 (init_pre): Call it.
4352 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
4355 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
4356 decrease the cost of an IV candidate when the cost is infinite.
4358 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4360 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
4361 Use '3DNow!' for the extension of that name, ensure normal space
4363 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4365 2010-03-03 Jeff Law <law@redhat.com>
4367 * PR middle-end/32693
4368 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
4369 than gen_rtx_SUBREG.
4370 (extract_bit_field_1): Likewise.
4372 2010-03-03 Janis Johnson <janis187@us.ibm.com>
4374 * doc/sourcebuild.texi (Test directives): Document that arguments
4375 include-opts and exclude-opts are now optional for dg-skip-if,
4376 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
4378 2010-03-03 Jason Merrill <jason@redhat.com>
4381 * cgraph.h (varpool_node): Add extra_name field.
4382 * varpool.c (varpool_extra_name_alias): New.
4383 (varpool_assemble_decl): Emit extra name aliases.
4384 (varpool_mark_needed_node): Look past an extra name alias.
4385 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4386 * lto-streamer-in.c (lto_input_tree): Read it.
4387 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4389 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4391 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4392 (sparc*-*-solaris2*): ...this.
4394 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4397 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4398 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4399 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4400 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4403 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4404 fallthrough to default handling, just with want_address 0 instead of 2.
4405 For single element lists, add_AT_loc directly, otherwise create an
4406 artificial variable DIE and stick location list to it.
4409 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4410 (VAL_EXPR_HAS_REVERSE): Define.
4411 (reverse_op): New function.
4412 (add_stores): For reversible operations add an extra MO_VAL_USE.
4414 2010-03-02 Jason Merrill <jason@redhat.com>
4416 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4418 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4420 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4421 (sparc64-*-linux*): Likewise.
4422 (sparc64-*-solaris2*): Include assembler files before linker ones.
4423 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4424 * config/sparc/gas.h: Delete.
4425 * config/sparc/sol2-64.h: Add copyright notice.
4426 * config/sparc/sol2-gas-bi.h: Likewise.
4427 * config/sparc/sol2-gld.h: Likewise.
4428 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4429 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4430 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4431 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4432 (sparc_elf_asm_named_section): Rename into...
4433 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4435 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4437 * config/alpha/alpha.c (override_options): Fix -mtune error message.
4439 2010-03-02 Jeff Law <law@redhat.com>
4442 * reload1.c (rtx_p, substitute_stack): Declare.
4443 (substitute): Record addresses of changed rtxs.
4444 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
4445 Restore the original rtx when complete.
4446 (reload): Free subsitute_stack when complete.
4448 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4450 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4451 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4453 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4454 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4455 Torture Tests): Change from subsection to section.
4457 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4458 Steven Bosscher <steven@gcc.gnu.org>
4460 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4463 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4466 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4467 the assignment from the new induction variable to the assignment
4468 of the value from the original loop PHI function.
4470 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4471 Daniel Jacobowitz <dan@codesourcery.com>
4473 * doc/sourcebuild.texi (Test directives): Clarify options to
4476 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4478 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4479 Disable cfi directives unless GCC and gas agree on using read-only
4480 .eh_frame sections for 64-bit.
4481 * configure: Regenerate.
4483 2010-03-01 Richard Guenther <rguenther@suse.de>
4485 PR tree-optimization/43220
4486 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4487 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4489 2010-03-01 Richard Guenther <rguenther@suse.de>
4490 Martin Jambor <mjambor@suse.cz>
4493 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4494 gimplified parameters.
4496 2010-03-01 Christian Bruel <christian.bruel@st.com>
4498 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4500 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4502 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4504 2010-03-01 Richard Guenther <rguenther@suse.de>
4507 * expr.c (expand_assignment): Use the alias-oracle to tell
4508 if the rhs aliases the result decl.
4510 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4513 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4514 to sol_gt_pch_get_address.
4515 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4516 64-bit, SPARC and x86.
4517 (sol_gt_pch_get_address): New function.
4519 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4521 * toplev.h (inform_n, error_n): Declare.
4522 * diagnostic.c (inform_n, error_n): New function.
4524 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4526 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4527 has no rtl yet when processing local_decls, queue it and recheck
4528 if deferred stack allocation hasn't assigned it rtl.
4530 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4532 * config/sh/sh.c (unspec_bbr_uid): New.
4533 (gen_block_redirect): Use it instead of INSN_UID.
4534 (gen_far_branch): Likewise.
4536 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4538 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4539 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4541 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4543 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4544 (Warning Options): -Wno-conversion-null is valid for
4545 Objective-C++ as well.
4546 * doc/tm.texi (Named Address Spaces): Likewise.
4547 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4548 * doc/tree-ssa.texi (Tree SSA): Likewise.
4550 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4553 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4554 by default. Don't set the default arch for
4555 i[34567]86-*-darwin*|x86_64-*-darwin*.
4557 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4560 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4561 default. Set the default 32bit/64bit archs with $with_arch
4562 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4564 2010-02-27 Richard Guenther <rguenther@suse.de>
4566 PR tree-optimization/43186
4567 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4568 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4569 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4570 unroller iterations.
4572 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4574 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4575 required and i[34567]86-*-* targets don't support 64bit ISA.
4577 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4580 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4583 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4585 * config.gcc: Set the default arch at least to Prescott for
4586 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4587 if SSE math is enabled.
4589 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4591 * diagnostic.c (diagnostic_initialize): Update.
4592 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4594 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4595 (diagnostic_inhibit_notes): New.
4596 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4598 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4601 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4602 * doc/standards.texi: Likewise.
4603 * doc/extend.texi: Likewise.
4604 * doc/trouble.texi: Likewise.
4605 * doc/cppopts.texi: Likewise.
4606 * doc/install.texi: Likewise.
4607 * c.opt (std=c90,std=gnu90): New options.
4608 * c-opts.c (c_common_handle_option): Handle them.
4610 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4613 * c-decl.c (undeclared_variable): Use an informative note.
4615 2010-02-26 Richard Guenther <rguenther@suse.de>
4617 PR tree-optimization/43186
4618 * gimple.h (gimple_fold): Remove.
4619 * gimple.c (gimple_fold): Remove. Inline into single user ...
4620 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4621 Try harder for conditions.
4623 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4626 * function.c (used_types_insert): Don't skip through named pointer
4627 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4628 and it is different from the main variant's type.
4630 2010-02-26 Nick Clifton <nickc@redhat.com>
4632 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4634 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4636 * config.gcc: Support --with-fpmath=sse for x86.
4638 * config/i386/ssemath.h: New.
4640 * doc/install.texi (--with-fpmath=sse): Documented.
4642 2010-02-26 Richard Guenther <rguenther@suse.de>
4644 PR tree-optimization/43188
4645 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4646 vector types of over-aligned element type.
4648 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4651 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4652 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4654 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4656 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4658 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4660 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4661 * var-tracking.c: Include diagnostic.h.
4662 (debug_dv): New function.
4663 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4666 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4667 (add_value_chain, add_value_chains, remove_value_chain,
4668 remove_value_chains): Handle DEBUG_EXPRs.
4669 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4672 * regcprop.c (struct queued_debug_insn_change): New type.
4673 (struct value_data_entry): Add debug_insn_changes field.
4674 (struct value_data): Add n_debug_insn_changes field.
4675 (debug_insn_changes_pool): New variable.
4676 (free_debug_insn_changes, apply_debug_insn_changes,
4677 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4678 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4679 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4681 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4683 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4684 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4685 changes, call cprop_find_used_regs via note_stores.
4686 (copyprop_hardreg_forward): When copying vd from predecessor
4687 which has any queued DEBUG_INSN changes, make sure the pointers are
4688 cleared. At the end call df_analyze and then if there are any
4689 DEBUG_INSN changes queued at the end of some basic block for still
4690 live registers, apply them.
4691 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4693 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4695 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
4698 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
4700 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
4701 targets. Set the default with_cpu/with_arch from arch/cpu.
4702 Allow x86-64 and native for with_cpu/with_arch.
4704 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
4706 * ebitmap.c: Change calls to verify_popcount with calls to
4707 sbitmap_verify_popcount.
4708 (ebitmap_clear_bit): Fixed map->cacheindex test and
4709 map>cache update when bit clearing results in an empty
4712 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4715 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
4716 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
4717 and support both V2DF and V2DI modes.
4718 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
4719 support both V2DF and V2DI modes.
4720 (general): Delete trailing whitespace from a few patterns.
4722 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4723 V2DF/V2DI interleave high/low builtins.
4725 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
4728 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
4729 interleave high/low functions.
4731 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4733 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
4734 #pragma extern_prefix.
4736 2010-02-25 Jakub Jelinek <jakub@redhat.com>
4739 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
4740 BLKmode, assert op0 is a MEM and just adjust its mode.
4743 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
4744 if bitpos isn't multiple of mode's bitsize.
4746 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4748 * c.opt (-ftemplate-depth=): New.
4749 (-ftemplate-depth-): Deprecate.
4750 * optc-gen.awk: Handle -ftemplate-depth=.
4751 * opth-gen.awk: Likewise.
4752 * c-opts.c (c_common_handle_option): Likewise.
4753 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
4755 2010-02-24 Jason Merrill <jason@redhat.com>
4757 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
4759 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4761 * cfg.c (alloc_aux_for_block): Remove inline.
4762 (alloc_aux_for_edge): Likewise.
4764 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4766 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
4768 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4770 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
4771 * config/i386/sol2-gas.h: New file.
4772 * config.gcc (i[34567]86-*-solaris2*): Use it.
4774 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4777 * c-typeck.c (ep_convert_and_check): New.
4778 (build_conditional_expr): Use it.
4779 (build_binary_op): Likewise.
4781 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4783 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
4786 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
4787 bounds even for -O+.
4788 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
4789 expr needs to have DECL_NAME set.
4791 2010-02-24 Nick Clifton <nickc@redhat.com>
4793 * config/mep/mep.c: Include gimple.h.
4794 (mep_function_uses_sp): Delete unused function.
4795 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
4796 parameters. Use unsigned integers to count args. Return a
4797 NULL_RTX instead of an error_mark_node. Toidy up formatting.
4799 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4802 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
4803 greater or equal to nelt instead of 2 * nelt.
4804 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
4807 2010-02-23 Jason Merrill <jason@redhat.com>
4810 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4811 in cfun->local_decls even if they have register types.
4814 * stor-layout.c (place_field): Don't warn about unnecessary
4815 DECL_PACKED if the type is packed.
4817 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4820 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4821 GOTOFF relocs, even when the base reg isn't pic pointer.
4823 2010-02-23 Michael Matz <matz@suse.de>
4826 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4827 (expand_gimple_basic_block): Generate and use debug temps if there
4828 are debug uses left after the last real use of TERed ssa names.
4829 Unlink debug immediate uses when they are expanded.
4831 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4834 * config/i386/i386.c (override_options): Reorganise to provide
4835 better error messages.
4837 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4840 * graphite-scop-detection.c (create_single_exit_edge): Move
4841 the call to find_single_exit_edge to....
4842 (create_sese_edges): ...here. Don't handle multiple edges
4843 exiting the function.
4844 (build_graphite_scops): Don't handle multiple edges
4845 exiting the function.
4847 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4850 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4851 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4853 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4856 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4858 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4861 * c-typeck.c (convert_arguments): Print declaration location.
4862 * c-common.c (validate_nargs): Rename as
4863 builtin_function_validate_nargs.
4864 (check_builtin_function_arguments): Update.
4866 2010-02-22 Richard Guenther <rguenther@suse.de>
4869 * tree-inline.c (declare_return_variable): Use the type of
4870 the call stmt lhs if available.
4872 2010-02-22 Duncan Sands <baldrick@free.fr>
4874 * passes.c (register_pass): Always consider all pass lists when
4875 ref_pass_instance_number is zero.
4877 2010-02-22 Richard Guenther <rguenther@suse.de>
4879 PR tree-optimization/42749
4880 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
4881 parameter. Do arithmetic in the original type.
4882 (update_accumulator_with_ops): Likewise.
4883 (adjust_accumulator_values): Adjust.
4885 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4887 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
4888 (QI to BLKmode splitter): New splitter.
4890 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
4892 * config/i386/i386.c (initial_ix86_tune_features): Turn on
4893 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
4895 2010-02-22 Richard Guenther <rguenther@suse.de>
4897 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
4899 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
4901 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
4902 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
4903 ($(T)crti.o, $(T)crtn.o): Remove rules.
4905 2010-02-21 Tobias Burnus <burnus@net-b.de>
4908 * doc/invoke.texi (-fassociative-math): Document that this
4909 option is automatically enabled for Fortran.
4911 2010-02-20 David S. Miller <davem@davemloft.net>
4913 * configure.ac: Test if linker and assembler properly support
4914 GOTDATA_OP relocations.
4915 * configure: Rebuild.
4916 * config.in: Likewise.
4917 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4918 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4919 (movsi_high_pic): Likewise.
4920 (movdi_lo_sum_pic): Likewise.
4921 (movdi_high_pic): Likewise.
4922 (movsi_pic_gotdata_op): New pattern.
4923 (movdi_pic_gotdata_op): Likewise.
4924 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4925 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4927 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4930 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4931 attribute to ssemul.
4932 (xop_mulv2div2di3_high): Ditto.
4934 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4937 * c.opt (Wconversion-null): New option.
4938 * doc/invoke.texi (Wconversion-null): Document.
4940 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4942 * common.opt (Wlarger-than-): Add Undocumented.
4944 2010-02-19 Mike Stump <mikestump@comcast.net>
4946 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4948 2010-02-19 Jason Merrill <jason@redhat.com>
4951 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4952 * configure: Likewise.
4954 2010-02-20 Alan Modra <amodra@gmail.com>
4957 * cgraph.h (cgraph_make_decl_local): Declare.
4958 * cgraph.c (cgraph_make_decl_local): New function.
4959 (cgraph_make_node_local): Use it.
4960 * cgraphunit.c (cgraph_function_versioning): Likewise.
4961 * ipa.c (function_and_variable_visibility): Likewise.
4963 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4966 * except.c (sjlj_emit_function_enter): Don't call
4967 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4969 * rtl.h (add_reg_br_prob_note): Remove prototype.
4971 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4974 * c-common.c (conversion_warning): Remove widening conversions
4975 before checking the conversion of integers to reals.
4977 2010-02-19 Mike Stump <mikestump@comcast.net>
4980 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4983 * cgraphunit.c (process_function_and_variable_attributes): Check
4984 DECL_PRESERVE_P instead of looking up attribute "used".
4985 * ipa-pure-const.c (check_decl): Likewise.
4986 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4987 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4988 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4989 instead of attribute "used".
4990 * config/sol2-c.c (solaris_pragma_init): Likewise.
4991 (solaris_pragma_fini): Likewise.
4993 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4995 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4996 Use XCNEW instead of xcalloc.
4997 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4998 XNEW instead of xmalloc.
4999 (get_fields): Use XNEWVEC instead of xmalloc.
5002 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
5003 populate vars array.
5004 (create_new_general_access): For debug stmts just reset value.
5005 (get_stmt_accesses): For accesses within debug stmts just record them
5006 using add_access_to_acc_sites instead of preventing the peeling or
5007 counting them as accesses.
5010 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
5012 2010-02-19 Richard Guenther <rguenther@suse.de>
5014 PR tree-optimization/42916
5015 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
5018 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
5020 * configure.ac: Replace all uses of changequote in macro arguments
5021 with proper quoting.
5023 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5026 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
5028 2010-02-19 Richard Guenther <rguenther@suse.de>
5030 PR tree-optimization/42944
5031 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
5032 test for aliasing with errno.
5034 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5037 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
5038 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
5039 * dojump.c: Include output.h.
5040 (inv): New inline function.
5041 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
5042 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
5043 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
5044 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
5045 argument, pass it down to other calls.
5046 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
5047 add REG_BR_PROB note to the conditional jump.
5048 * cfgexpand.c (add_reg_br_prob_note): Removed.
5049 (expand_gimple_cond): Don't call it, add the probability
5050 as last argument to jumpif_1/jumpifnot_1.
5051 * Makefile.in (dojump.o): Depend on output.h.
5052 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
5054 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
5055 * stmt.c (do_jump_if_equal): Likewise.
5056 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
5057 * loop-unswitch.c (compare_and_jump_seq): Likewise.
5058 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
5060 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
5061 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
5062 jumpifnot_1 callers.
5063 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
5065 (store_expr): Adjust jumpifnot caller.
5066 (store_constructor): Adjust jumpif caller.
5069 * gimplify.c (gimple_boolify): For __builtin_expect call
5070 gimple_boolify also on its first argument.
5072 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
5074 * configure.ac (gnu-unique-object): Wrap regexps using [] in
5076 (__stack_chk_fail): Ditto. Remove quadrigraphs.
5077 * configure: Regenerated.
5079 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5081 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
5082 lang_hooks.types_compatible_p instead of comptypes.
5084 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
5086 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
5087 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
5088 if __prefer_thumb__ is defined.
5090 2010-02-18 Martin Jambor <mjambor@suse.cz>
5092 PR tree-optimization/43066
5093 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
5094 array with zero-sized element type.
5096 2010-02-18 Jakub Jelinek <jakub@redhat.com>
5098 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
5099 rtx, allocate struct var_loc_node here and return it to the
5100 caller, and only if it is actually needed.
5101 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
5102 move it earlier and return immediately if it returns NULL.
5104 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
5106 * config/sparc/gas.h: New file. Restore
5107 TARGET_ASM_NAMED_SECTION to its ELF default.
5108 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
5110 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5111 Likewise. Add ATTRIBUTE_UNUSED to prototype.
5112 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
5113 after sparc/sysv4.h.
5115 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
5117 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
5119 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
5121 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
5122 patterns from predicated pattern.
5124 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
5127 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
5128 for insn mnemonic suffix.
5130 2010-02-17 Richard Guenther <rguenther@suse.de>
5132 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
5135 2010-02-17 Jakub Jelinek <jakub@redhat.com>
5138 * caller-save.c (save_call_clobbered_regs): If BB ends with
5139 a DEBUG_INSN, move any notes in between last real insn and the last
5140 DEBUG_INSN after the last DEBUG_INSN.
5142 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
5144 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
5145 Fix return type. Fix argument type. Explain meaning of return value.
5147 2010-02-16 Richard Guenther <rguenther@suse.de>
5149 PR tree-optimization/41043
5150 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
5151 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
5153 (vrp_visit_phi_node): ... but only for loop PHI nodes.
5155 2010-02-16 Ira Rosen <irar@il.ibm.com>
5157 PR tree-optimization/43074
5158 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
5159 * tree-vect-loop.c (vect_analyze_loop_operations): Add
5160 vectorizable cycles in hybrid SLP check.
5161 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
5163 2010-02-16 Richard Guenther <rguenther@suse.de>
5165 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
5166 (true_dependence): If memrefs_conflict_p computes must-alias
5167 trust it. Move TBAA check after offset-based disambiguation.
5168 (canon_true_dependence): Likewise.
5170 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
5172 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
5173 * doc/invoke.texi: Document it.
5174 * var-tracking.c: Include toplev.h and params.h.
5175 (vt_find_locations): Return bool indicating success. Compute
5176 hash sizes unconditionally. Check new parameter, report.
5177 (variable_tracking_main_1): Check vt_find_locations results and
5178 retry. Renamed from...
5179 (variable_tracking_main): ... this. New wrapper to preserve
5180 flag_var_tracking_assignments.
5181 * Makefile.in (var-tracking.o): Adjust dependencies.
5183 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
5184 Jakub Jelinek <jakub@redhat.com>
5187 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
5188 if weak_import attribute is present.
5189 * config/darwin.c (machopic_select_section): Likewise.
5191 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
5193 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
5194 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
5195 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
5196 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
5198 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
5201 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5204 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
5205 Rewrite text to refer to the names.
5207 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
5209 * config/i386/i386-builtin-types.def
5210 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
5211 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
5212 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
5213 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
5214 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
5215 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
5216 IX86_BUILTIN_VPERMIL2PS256.
5217 (MULTI_ARG_4_DF2_DI_I): Defined.
5218 (MULTI_ARG_4_DF2_DI_I1): Defined.
5219 (MULTI_ARG_4_SF2_SI_I): Defined.
5220 (MULTI_ARG_4_SF2_SI_I1): Defined.
5221 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
5222 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
5223 __builtin_ia32_vpermil2ps256.
5224 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5225 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5226 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
5227 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5228 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5229 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
5230 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
5231 CODE_FOR_xop_vpermil2v8sf3.
5232 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
5233 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
5234 * config/i386/xopintrin.h (_mm_permute2_pd): New.
5235 (_mm256_permute2_pd): New.
5236 (_mm_permute2_ps): New.
5237 (_mm256_permute2_ps): New.
5239 2010-02-15 Nick Clifton <nickc@redhat.com>
5241 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
5242 boolean parameters. Use emit_jump_insn when emitting a pop
5243 instruction containing a return insn.
5244 (push): Use 'true' rather than '1' as second parameter to F.
5245 (h8300_expand_prologue): Likewise.
5246 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
5247 (h8300_expand_epilogue): Likewise.
5249 2010-02-15 Richard Guenther <rguenther@suse.de>
5252 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
5255 2010-02-15 Nick Clifton <nickc@redhat.com>
5257 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
5260 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
5262 * intl.c (fake_ngettext): New function.
5263 * intl.h (fake_ngettext): Declare.
5264 (ngettext): Define macro.
5265 * collect2.c (notice_translated): New function.
5266 (main): Use notice_translated and ngettext.
5267 * collect2.h (notice_translated): Declare.
5269 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
5271 * reorg.c (delete_computation): Comment fixes.
5272 * caller-save.c (setup_save_areas): Idem.
5273 * sel-sched-dump.c (dump_lv_set): Idem.
5276 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5278 * config/s390/s390.c (s390_sched_init): New function.
5279 (TARGET_SCHED_INIT): Target hook defined.
5281 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
5282 Jack Howarth <howarth@bromo.med.uc.edu>
5283 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5286 Partial revert of unintended change in fix for PR41605.
5287 * config/darwin.h: Fix typo.
5288 * config/darwin9.h: Same.
5290 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5292 * c-pch.c (pch_init): Clear v.
5294 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5297 * graphite-scop-detection.c (graphite_can_represent_scev): Call
5298 graphite_can_represent_init for MULT_EXPR.
5300 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5304 * graphite-sese-to-poly.c (remove_phi): New.
5305 (translate_scalar_reduction_to_array): Call remove_phi.
5307 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5310 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
5311 * graphite-clast-to-gimple.h (gloog): Update declaration.
5312 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
5313 * graphite-poly.h (struct poly_bb): Add missing comments.
5314 (struct scop): Add poly_scop_p field.
5316 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
5317 * graphite.c (graphite_transform_loops): Build the polyhedral
5318 representation for each scop before code generation.
5319 * sese.c (rename_variables_in_operand): Removed.
5320 (rename_variables_in_expr): Return the renamed expression.
5321 (rename_sese_parameters): New.
5322 * sese.h (rename_sese_parameters): Declared.
5324 2010-02-11 Richard Guenther <rguenther@suse.de>
5326 PR tree-optimization/42998
5327 * tree-ssa-pre.c (create_expression_by_pieces): Treat
5328 POINTER_PLUS_EXPR properly.
5330 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5331 Changpeng Fang <changpeng.fang@amd.com>
5334 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
5335 the cost of an IV candidate when the IV is used in a test against zero.
5337 * gcc.dg/tree-ssa/ivopts-3.c: New.
5339 2010-02-11 Richard Guenther <rguenther@suse.de>
5342 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
5343 pointer-vs-decl case by swapping refs. Handle some cases
5344 of pointer-vs-decl disambiguations more conservatively.
5345 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
5346 to false after expanding.
5348 2010-02-11 Richard Guenther <rguenther@suse.de>
5351 * gcc.c (process_command): Handle LTO file@offset case more
5354 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5356 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
5357 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
5359 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
5361 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
5362 if MEM's mode size isn't DWARF2_ADDR_SIZE.
5363 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
5364 Optimize eq/ne comparisons when both arguments are known to be
5366 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
5367 Don't mask operands unnecessarily if they are known to be already
5370 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
5372 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
5375 2010-02-10 Richard Guenther <rguenther@suse.de>
5377 PR tree-optimization/43017
5378 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
5379 for wrapping signed arithmetic.
5381 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5384 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
5385 if no debug info should be emitted for it.
5387 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5389 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5390 note when flag_exceptions is set.
5392 2010-02-10 Duncan Sands <baldrick@free.fr>
5394 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5396 2010-02-10 Richard Guenther <rguenther@suse.de>
5399 * tree.c (get_unwidened): Handle constants.
5400 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5402 2010-02-10 Martin Jambor <mjambor@suse.cz>
5405 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5406 check for variable argument counts independently.
5408 2010-02-10 Christian Bruel <christian.bruel@st.com>
5411 * config/sh/sh.c (find_barrier): Increase length for non delayed
5412 conditional branches.
5414 2010-02-10 Christian Bruel <christian.bruel@st.com>
5416 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5418 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5420 * builtins.c (set_builtin_user_assembler_name): Also handle
5421 ffs if int is smaller than word.
5423 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5426 * ira-conflicts.c (get_dup): Remove.
5427 (process_reg_shuffles): Add new parameter. Use it as an
5428 additional guard for copy generation.
5429 (add_insn_allocno_copies): Rewrite.
5431 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5433 * common.opt (fsched2-use-traces): Preserved for backward
5435 * doc/invoke.texi: Remove the documentation about option
5436 -fsched2-use-traces.
5437 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
5438 flag_sched2_use_traces.
5439 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
5440 the backward compatibility flag section.
5442 2010-02-09 Richard Guenther <rguenther@suse.de>
5444 PR tree-optimization/43008
5445 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5446 make HEAP variables initialized from global memory if they
5447 are not known builtin functions.
5448 (find_func_aliases): Adjust.
5450 2010-02-09 Richard Guenther <rguenther@suse.de>
5452 PR tree-optimization/43000
5453 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5454 arithmetic manually.
5456 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5458 PR tree-optimization/42931
5459 * tree-loop-linear.c (try_interchange_loops): Don't call
5460 double_int_mul if estimated_loop_iterations failed.
5462 2010-02-08 Martin Jambor <mjambor@suse.cz>
5465 * tree-sra.c (build_accesses_from_assign): Do not mark in
5466 should_scalarize_away_bitmap if stmt has volatile ops.
5467 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5470 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5472 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5474 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5476 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5479 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5482 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5484 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5487 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5488 to unknown_dependence.
5489 (graphite_legal_transform_dr): Handle the unknown_dependence.
5490 (graphite_carried_dependence_level_k): Same.
5492 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5494 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5496 2010-02-07 Richard Guenther <rguenther@suse.de>
5499 * expr.c (get_inner_reference): Always initialize *pbitsize.
5501 2010-02-07 Richard Guenther <rguenther@suse.de>
5504 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5505 new ARRAY_REFs on variable size element or minimal index arrays.
5507 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5508 gimple_fold_indirect_ref.
5510 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5513 * arm.c (arm_override_options): Just return if the user has specified
5514 an invalid fpu name.
5516 2010-02-03 Jason Merrill <jason@redhat.com>
5519 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5520 i386_pe_maybe_record_exported_symbol.
5522 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5525 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5526 (pa_delegitimize_address): New function.
5528 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5530 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5531 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5533 2010-02-05 Richard Guenther <rguenther@suse.de>
5536 * lto-streamer-in.c (get_resolution): Deal with references
5537 to undefined functions.
5539 2010-02-05 Richard Guenther <rguenther@suse.de>
5541 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5542 (fold_const_aggregate_ref): Likewise.
5543 (ccp_fold_stmt): Substitute loads.
5544 (maybe_fold_reference): Verify types before substituting.
5546 (fold_gimple_assign): Unshare properly.
5547 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5549 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5551 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5552 for rs6000_gen_cell_microcode.
5554 2010-02-04 Richard Guenther <rguenther@suse.de>
5556 PR rtl-optimization/42952
5557 * dse.c (const_or_frame_p): Remove MEM handling.
5559 2010-02-04 Nick Clifton <nickc@redhat.com>
5561 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5562 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5563 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5564 (mn10300_asm_output_mi_thunk): New function.
5565 (mn10300_can_output_mu_thunk): New function.
5566 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5567 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5568 (FUNCTION_ARG): Delete incorrect comment.
5570 2010-02-03 Jason Merrill <jason@redhat.com>
5573 * fold-const.c (operand_equal_p): Handle erroneous types.
5575 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5577 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5579 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5581 PR rtl-optimization/42941
5582 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5585 2010-02-03 Jason Merrill <jason@redhat.com>
5588 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5590 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5593 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5594 (cselib_reset_table): Renamed from...
5595 (cselib_reset_table_with_next_value): ... this.
5596 (cselib_get_next_uid): Renamed from...
5597 (cselib_get_next_unknown_value): ... this.
5598 * cselib.c (next_uid): Renamed from...
5599 (next_unknown_value): ... this.
5600 (cselib_clear_table): Adjust.
5601 (cselib_reset_table): Adjust. Renamed from...
5602 (cselib_reset_table_with_next_value): ... this.
5603 (cselib_get_next_uid): Adjust. Renamed from...
5604 (cselib_get_next_unknown_value): ... this.
5605 (get_value_hash): Use hash.
5606 (cselib_hash_rtx): Likewise.
5607 (new_cselib_val): Adjust. Set and dump uid.
5608 (cselib_lookup_mem): Pass next_uid as hash.
5609 (cselib_subst_to_values): Likewise.
5610 (cselib_log_lookup): Dump uid.
5611 (cselib_lookup): Pass next_uid as hash. Adjust.
5612 (cselib_process_insn): Adjust.
5613 (cselib_init): Initialize next_uid.
5614 (cselib_finish): Adjust.
5615 (dump_cselib_table): Likewise.
5616 * dse.c (canon_address): Dump value uid.
5617 * print-rtl.c (print_rtx): Print value uid.
5618 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5620 (dv_uid): New function, sort of renamed from...
5621 (dv_htab_hash): ... this, reimplemented in terms of it and...
5622 (dv_uid2hash): ... this. New.
5623 (variable_htab_eq): Drop excess assertions.
5624 (tie_break_pointers): Removed.
5625 (canon_value_cmp): Compare uids.
5626 (variable_post_merge_New_vals): Print uids.
5627 (vt_add_function_parameters): Adjust.
5628 (vt_initialize): Reset table. Adjust.
5630 2010-02-03 Richard Guenther <rguenther@suse.de>
5632 PR tree-optimization/42944
5633 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5634 (call_may_clobber_ref_p_1): Likewise. Properly handle
5635 malloc and calloc clobbering errno.
5637 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5639 * doc/invoke.texi: Fix name of sched1 dump.
5641 * opts.c (decode_options): Set flag_tree_switch_conversion
5642 only conditionally on optimize >= 2.
5644 * gcse.c: Assorted comment fixes in pass description.
5646 2010-02-03 Anthony Green <green@moxielogic.com>
5648 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5649 nop padding in order to maintain alignment of storage location of
5650 target function address.
5651 (moxie_trampoline_init): Store target function address at newly
5653 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5655 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5657 2010-02-03 Richard Guenther <rguenther@suse.de>
5660 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5662 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5664 * config.gcc: Reenable check for obsolete targets.
5665 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5666 mips-sgi-irix6.[0-4]*.
5668 2010-02-02 Nick Clifton <nickc@redhat.com>
5670 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5671 constant size of 4 as being the same as 0.
5672 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5673 can take values in the range 0..4.
5675 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5678 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5679 as _darwin10_Unwind_FindEnclosingFunction().
5680 * libgcc-libsystem.ver: New.
5682 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5685 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5686 implicitly set registers.
5688 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5690 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5691 (arm_override_options): Allow automatic selection of the thread
5692 pointer register if thumb2.
5693 (legitimize_pic_address): Improve code sequences for Thumb2.
5694 (arm_call_tls_get_addr): Likewise.
5695 (legitimize_tls_address): Likewise.
5696 * arm.md (pic_load_addr_arm): Delete. Replace with ...
5697 (pic_load_addr_32bit): ... this. New named pattern.
5698 * thumb2.md (pic_load_addr_thumb2): Delete.
5699 (pic_load_dot_plus_four): Delete.
5700 (tls_load_dot_plus_four): New named pattern.
5702 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5705 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
5706 Document fix for TLS bug.
5708 2010-01-31 Richard Guenther <rguenther@suse.de>
5710 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
5711 conservatively correct.
5713 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5717 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5719 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5721 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5723 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
5725 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
5727 * config.gcc: Adjust order of makefile fragments for mingw targets.
5729 2010-01-31 Richard Guenther <rguenther@suse.de>
5732 * gimplify.c (gimplify_init_constructor): For volatile LHS
5733 initialize a temporary.
5735 2010-01-31 Matthias Klose <doko@ubuntu.com>
5737 * configure.ac: Fix __stack_chk_fail check for cross builds configured
5739 * configure: Regenerate.
5741 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
5743 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5744 the same alias set and their sizes different constantness.
5745 (aliasing_component_refs_p): Revert 2009-10-24 change.
5747 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5749 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
5752 2010-01-29 Richard Guenther <rguenther@suse.de>
5754 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
5755 Assert we successfully updated the call.
5757 2010-01-29 Jakub Jelinek <jakub@redhat.com>
5759 PR rtl-optimization/42889
5760 * df.h (df_set_bb_dirty_nonlr): New prototype.
5761 * df-core.c (df_set_bb_dirty_nonlr): New function.
5762 * df-scan.c (df_insn_rescan): Call it instead of
5763 df_set_bb_dirty for DEBUG_INSNs.
5765 2010-01-29 Richard Guenther <rguenther@suse.de>
5768 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
5769 quadratic behavior in most cases.
5771 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
5774 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5775 in the call to gen_x86_movsicc_0_m1.
5777 2010-01-28 Richard Guenther <rguenther@suse.de>
5779 PR tree-optimization/42871
5780 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
5782 2010-01-28 Richard Guenther <rguenther@suse.de>
5784 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5785 into call arguments.
5787 2010-01-28 Richard Guenther <rguenther@suse.de>
5790 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
5791 the forwarder if the destination is an EH landing pad.
5793 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
5795 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
5796 block list passed to gimple_duplicate_sese_tail.
5797 (parallelize_loops): Avoid parallelization when the function
5799 Avoid parallelization when the preheader is IRREDUCIBLE.
5800 Try to optimize when estimated_loop_iterations_int is unresolved.
5801 Add the loop's location to the dump file.
5802 * tree-cfg.c (add_phi_args_after_redirect): Remove.
5803 (gimple_duplicate_sese_tail): Remove the check for the latch.
5804 Redirect nexits to the exit block.
5805 Remove handling of the incoming edges to the latch.
5806 Redirect the backedge from the copied latch to the exit bb.
5808 2010-01-28 Michael Matz <matz@suse.de>
5811 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5812 Wrap force_reg into a sequence, emit it before user.
5814 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5816 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5818 (arm_legacy_rev): Likewise.
5819 (thumb_legacy_rev): Likewise.
5821 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5823 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5824 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5825 on MEM's address failed, try avoid_constant_pool_reference and
5826 recurse if it returned something different.
5827 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5828 address, try avoid_constant_pool_reference and recurse if it
5829 returned something different.
5830 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5831 address and avoid_constant_pool_reference returned something
5832 different, don't set have_address.
5834 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5837 * var-tracking.c (val_store): Add modified argument, obey it.
5839 (count_uses): Move down logging of main.
5840 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5841 don't need resolution.
5842 (emit_notes_in_bb): Likewise.
5844 2010-01-27 Richard Guenther <rguenther@suse.de>
5847 * tree-inline.c (remap_decl): Delay remapping of SSA name
5848 default definitions until we need them.
5850 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5852 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5853 (rs6000_delegitimize_address): New function.
5855 * config/s390/s390.c (s390_delegitimize_address): Call
5856 delegitimize_mem_from_attrs.
5859 * tree-inline.c (cannot_copy_type_1): Removed.
5860 (copy_forbidden): Don't forbid copying of functions containing
5861 records/unions with variable length fields.
5863 2010-01-27 Christian Bruel <christian.bruel@st.com>
5867 * config/sh/sh.c (find_barrier): Increase length for non delayed
5868 conditional branches.
5870 2010-01-27 Matthias Klose <doko@ubuntu.com>
5872 * configure.ac (gnu-unique-object): Fix ldd version check.
5873 * configure: Regenerate.
5875 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5877 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
5879 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
5880 Test for HAVE_GNU_AS value.
5882 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5884 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
5885 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
5886 INT64_TYPE): Define.
5887 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
5888 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5889 INT_LEAST64_TYPE): Define.
5890 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
5891 UINT_LEAST64_TYPE): Define.
5892 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
5893 INT_FAST64_TYPE): Define.
5894 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5895 UINT_FAST64_TYPE): Define.
5896 (INTMAX_TYPE, UINTMAX_TYPE): Define.
5897 (INTPTR_TYPE, UINTPTR_TYPE): Define.
5898 (SIG_ATOMIC_TYPE): Define.
5900 2010-01-26 Richard Guenther <rguenther@suse.de>
5902 * df-scan.c (df_scan_set_bb_info): Remove assert.
5903 (df_insn_rescan_debug_internal): Merge asserts.
5904 (df_install_ref): Likewise.
5905 (df_mark_reg): Use bitmap_set_range.
5906 (df_hard_reg_used_p): Remove assert.
5907 (df_hard_reg_used_count): Likewise.
5909 2010-01-26 Richard Guenther <rguenther@suse.de>
5911 PR rtl-optimization/42685
5912 * web.c (web_main): Ignore DEBUG_INSNs.
5914 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
5916 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5918 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5919 Fix types of fndecl and arglist parameters.
5921 2010-01-26 Richard Guenther <rguenther@suse.de>
5924 * tree-eh.c (unsplit_eh): Skip debug insns.
5926 2010-01-26 Richard Guenther <rguenther@suse.de>
5928 PR tree-optimization/42250
5929 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5931 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5934 * omp-low.c (expand_omp_sections): Only use single_pred if
5935 l2_bb is single_pred_p.
5937 2010-01-25 Christian Bruel <christian.bruel@st.com>
5940 * config/sh/sh.c (find_barrier): Increase length for non delayed
5941 conditional branches.
5942 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5944 2010-01-24 David S. Miller <davem@davemloft.net>
5946 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5947 define if not using GAS.
5948 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5949 Likewise. Delete SECTION_MERGE code, which is only applicable
5952 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5955 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5956 mangling of va_list in system headers.
5958 2010-01-23 Toon Moene <toon@moene.org>
5960 * tree-predcom.c (combine_chains): Return NULL, not false.
5962 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5964 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5965 initialization of variable res to agree with return type.
5967 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5969 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5970 * tree-sra.c: Add include of expr.h.
5972 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5974 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5975 insert the debug stmt on the single non-EH edge from the stmt.
5977 2010-01-22 Richard Henderson <rth@redhat.com>
5980 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5981 the RHS until after generate_subtree_copies has insertted its
5982 code before the current statement.
5984 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5986 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5988 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5990 2010-01-21 Martin Jambor <mjambor@suse.cz>
5992 PR tree-optimization/42585
5993 * tree-sra.c (struct access): New field grp_total_scalarization.
5994 (dump_access): Dump the new field.
5995 (should_scalarize_away_bitmap): New variable.
5996 (cannot_scalarize_away_bitmap): Likewise.
5997 (sra_initialize): Allocate new bitmaps.
5998 (sra_deinitialize): Free new bitmaps.
5999 (create_access_1): New function.
6000 (create_access): Parts moved to create_access_1.
6001 (type_consists_of_records_p): New function.
6002 (completely_scalarize_record): Likewise.
6003 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
6004 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
6005 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
6007 (analyze_all_variable_accesses): Completely scalarize small eligible
6010 2010-01-21 Martin Jambor <mjambor@suse.cz>
6012 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
6014 2010-01-21 Andrew Haley <aph@redhat.com>
6016 * gcc.c (process_command): Move lang_specific_driver before
6017 setting cc_libexec_prefix.
6019 2010-01-21 Richard Guenther <rguenther@suse.de>
6022 * fold-const.c (negate_expr_p): Pretend only negative
6023 real constants are easily negatable.
6025 2010-01-20 Janis Johnson <janis187@us.ibm.com>
6026 Jason Merrill <jason@redhat.com>
6028 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
6029 (TYPE_TRANSPARENT_AGGR): this, for union and record.
6030 * calls.c (initialize argument_information): Handle it.
6031 * c-common.c (handle_transparent_union_attribute): Use new name.
6032 * c-decl.c (finish_struct): Ditto.
6033 * c-typeck.c (type_lists_compatible_p): Ditto.
6034 (convert_for_assignment): Use new name and also handle record.
6035 * function.c (aggregate_value_p): Handle it.
6036 (pass_by_reference): Ditto.
6037 (assign_parm_data_types): Ditto.
6038 * print-tree.c (print_node): Ditto.
6039 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
6040 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
6041 * tree.c (first_field): New fn.
6043 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6046 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
6047 even when linking statically, for now.
6049 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6052 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
6053 without a cselib val.
6054 (count_uses): Accept MO_VAL_SET with no val on stores.
6055 (add_stores): Likewise.
6057 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6059 * var-tracking.c (check_value_val): Add a compile time assertion.
6060 (dv_is_decl_p): Simplify.
6061 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
6062 gcc_assert if ENABLE_CHECKING.
6064 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6067 * var-tracking.c: Include tree-flow.h.
6068 (mem_dies_at_call): New.
6069 (dataflow_set_preserve_mem_locs): Use it.
6070 (dataflow_set_remove_mem_locs): Likewise.
6071 (dump_var): Renamed from dump_variable. Adjust all callers.
6072 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
6073 * Makefile.in (var-tracking.o): Adjust deps.
6075 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
6077 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
6079 2010-01-20 Richard Guenther <rguenther@suse.de>
6081 PR tree-optimization/42717
6082 * tree-ssa-dce.c (get_live_post_dom): Remove.
6083 (forward_edge_to_pdom): Take an arbitrary edge to copy
6084 degenerate PHI args from.
6085 (remove_dead_stmt): Use the first post-dominator even if it
6086 does not contain live statements as redirection destination.
6088 2010-01-20 Richard Guenther <rguenther@suse.de>
6090 * tree-inline.c (estimate_num_insns): Handle EH builtins.
6092 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6094 * sel-sched.c (create_speculation_check): Remove set but not used
6096 (try_transformation_cache): Remove set but not used variable ds.
6097 (calculate_privileged_insns): Remove set but not used variables
6098 cur_insn and min_spec_insn.
6099 (find_best_expr): Remove set but not used variable avail_n.
6100 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
6102 * cgraphunit.c (assemble_thunk): Remove set but not used variable
6104 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
6105 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
6108 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
6111 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
6112 cpu types. Add support for *-sse3 cpu types.
6113 (x86_64-*-*): Ditto.
6115 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6118 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
6119 argument, call initializer_constant_valid_p_1 instead of
6120 initializer_constant_valid_p, pass CACHE to it, return NULL
6121 immediately if first call returns NULL.
6122 (initializer_constant_valid_p_1): New function.
6123 (initializer_constant_valid_p): Use it.
6125 2010-01-20 Thomas Quinot <quinot@adacore.com>
6127 * tree.def (PLACEHOLDER_EXPR): Fix comment.
6129 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6131 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
6132 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
6133 (loc_list_from_tree): Don't handle unsigned division. Handle
6134 signed modulo using DW_OP_{over,over,div,mul,minus}.
6135 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
6136 modulo instead of signed.
6138 2010-01-20 DJ Delorie <dj@redhat.com>
6140 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
6142 (h8300_emit_stack_adjustment): Propogate it.
6144 (h8300_expand_prologue): Likewise.
6145 (h8300_expand_epilogue): Likewise.
6147 2010-01-19 Michael Matz <matz@suse.de>
6149 PR tree-optimization/41783
6150 * tree-data-ref.c (toplevel): Include flags.h.
6151 (dump_data_dependence_relation): Also dump the inputs if the
6152 result will be unknown.
6153 (split_constant_offset_1): Look through some conversions.
6154 * tree-predcom.c (determine_roots_comp): Restart a new chain if
6155 the offset from last element is too large.
6156 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
6157 (reassociate_to_the_same_stmt): Handle vector registers.
6158 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
6160 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
6161 wide_prolog_niters argument, emit widening instructions.
6162 (vect_do_peeling_for_alignment): Adjust caller, use widened
6163 variant of the iteration cound.
6164 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
6166 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6169 * config/arm/neon-testgen.m (emit_automatics): New parameter
6170 features. Adjust for Fixed_return_reg feature.
6171 (test_intrinsic): Call emit_automatics with new feature.
6172 * config/arm/neon.ml: Update copyright years.
6173 (features): New Fixed_return_reg feature.
6174 (ops): Update feature for Vget_low.
6176 2010-01-19 Jakub Jelinek <jakub@redhat.com>
6178 PR tree-optimization/42719
6179 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
6183 * fwprop.c (all_uses_available_at): Return false if def_set dest
6184 is a REG that is used in def_insn.
6186 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
6188 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
6190 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
6193 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
6195 * target.h (struct gcc_target) <secondary_reload>: Change type
6196 of last argument to secondary_reload_info *.
6198 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
6201 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
6202 memory references with unaligned offsets. Remove CQImode handling.
6203 (unaligned_memory_operand): Return 1 for memory references with
6204 unaligned offsets. Remove CQImode handling.
6206 2010-01-18 Richard Guenther <rguenther@suse.de>
6209 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
6212 2010-01-18 Richard Guenther <rguenther@suse.de>
6214 PR tree-optimization/42781
6215 * tree-ssa-structalias.c (find_what_var_points_to): Skip
6216 restrict processing only if the original variable was artificial.
6218 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
6220 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
6221 find number of popped argument bytes.
6223 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
6224 Fix the text that describes the return value for invalid insns.
6226 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
6228 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
6229 Clarify what 'cost of the -dependence' is. Fix quoting.
6231 * toplev.c (default_get_pch_validity): Rename argument to "sz".
6232 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
6234 2010-01-17 Jakub Jelinek <jakub@redhat.com>
6236 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6237 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
6239 2010-01-17 Richard Guenther <rguenther@suse.de>
6242 * function.c (split_complex_args): Take a VEC to modify.
6243 (assign_parms_augmented_arg_list): Build a VEC instead of
6244 a chain of PARM_DECLs.
6245 (assign_parms_unsplit_complex): Take a VEC of arguments.
6246 Do not fixup unmodified parms.
6247 (assign_parms): Deal with the VEC.
6248 (gimplify_parameters): Likewise.
6250 2010-01-17 Richard Guenther <rguenther@suse.de>
6252 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
6253 node existence check.
6254 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
6255 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
6256 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
6257 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
6258 (gimple_execute_on_growing_pred): Likewise.
6260 2010-01-17 Richard Guenther <rguenther@suse.de>
6262 PR tree-optimization/42773
6263 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
6264 (compute_antic_aux): Likewise.
6265 (compute_partial_antic_aux): Likewise.
6267 2010-01-17 Jie Zhang <jie.zhang@analog.com>
6270 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
6273 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
6275 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
6278 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
6279 Fix markup for strict argument.
6281 (TARGET_SCHED_REORDER2): Fix argument types.
6283 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
6284 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
6286 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
6287 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
6289 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
6292 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
6293 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
6294 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
6295 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
6296 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
6298 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
6300 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
6302 (TARGET_ASM_RELOC_RW_MASK): Add return type.
6303 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
6305 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
6307 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
6310 (TARGET_ASM_NAMED_SECTION): Fix argument list.
6312 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
6313 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
6315 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
6317 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
6319 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
6320 referring to it. Fix language.
6322 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
6324 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
6326 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
6328 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
6330 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
6331 '@var{stream}. Remove stray 'and'.
6333 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
6335 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
6337 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
6339 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
6340 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
6342 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
6343 Fix description of return value.
6344 Rename argument "sz" to "len."
6346 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
6347 Clarify meaning of 'true' return value.
6349 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
6351 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
6352 rep_mode versus mode_rep.
6354 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
6356 (TARGET_BUILTIN_DECL): Fix name.
6358 (TARGET_COMMUTATIVE_P): Fix type of first argument.
6360 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
6362 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
6364 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
6366 (TARGET_RELAXED_ORDERING): Use @deftypevr.
6368 (TARGET_GET_DRAP_RTX): Note that this is a hook.
6371 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
6372 Rename argument tm_fn to md_fn.
6374 (TARGET_OPTION_PRINT): Fix argument list.
6376 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
6379 * config/i386/i386.c (ix86_fixup_binary_operands):
6380 Revert FMA4 fixup of operands.
6382 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6385 * Makefile.in (write_entries_to_file, install-plugin):
6386 Use \012 instead of \n with tr.
6388 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6390 * configure.ac (HAVE_AS_REF): New C macro.
6391 * configure: Regenerate.
6392 * config.in: Likewise.
6393 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6395 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6398 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6400 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6402 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6404 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6406 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6408 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6410 (TARGET_BINDS_LOCAL_P): Fix argument type.
6412 (TARGET_ASM_FILE_END): Use prototype.
6414 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6416 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6418 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6420 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6422 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6423 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6425 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6426 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6428 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6429 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6430 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6431 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6433 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6435 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6437 (TARGET_INIT_BUILTINS): Use prototype.
6439 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6440 Put 'const char *' in braces. Fix parameter types.
6441 (TARGET_INVALID_CONVERSION): Fix parameter types.
6442 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
6443 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
6445 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
6448 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6450 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6452 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6454 * doc/tm.texi (TARGET_HELP): Fix return type.
6456 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6457 in braces. Fix argument types.
6459 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6461 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6463 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6465 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6466 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6468 (TARGET_MANGLE_TYPE): Fix argument types.
6470 (TARGET_IRA_COVER_CLASSES): Use prototype.
6472 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6474 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6476 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6478 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6480 (TARGET_CALLEE_COPIES): Fix argument types.
6482 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6484 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6486 (TARGET_FUNCTION_VALUE): Fix argument types.
6488 (TARGET_RETURN_IN_MSB): Fix argument type.
6490 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6492 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6494 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6496 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6497 agree with return type.
6499 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6501 2010-01-15 Jing Yu <jingyu@google.com>
6503 PR rtl-optimization/42691
6504 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6505 a pseudo to a constant and are merged, and adjust comments.
6507 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6509 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6511 2010-01-15 Richard Guenther <rguenther@suse.de>
6514 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6515 labels of computed or non-local gotos to the destination.
6516 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6517 landing pad label is the first label.
6519 2010-01-15 Richard Guenther <rguenther@suse.de>
6521 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6523 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6526 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6527 to allow generation of the xssqrtdp instruction on power7.
6528 (sqrtdf2_fpr): Ditto.
6530 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6533 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6534 functions with noreturn attribute.
6537 * varasm.c (declare_weak): Add weak attribute to decl if it
6538 doesn't have one already.
6539 (assemble_external): Only add decls to weak_decls if they also
6540 have weak attribute.
6542 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6544 * var-tracking.c (var_reg_delete): Don't delete the association
6545 between REGs and values or one-part variables if the register
6548 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6551 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6552 because its first operand is a non-localized variable.
6554 2010-01-14 Martin Jambor <mjambor@suse.cz>
6556 PR tree-optimization/42706
6557 * tree-sra.c (encountered_recursive_call): New variable.
6558 (encountered_unchangable_recursive_call): Likewise.
6559 (sra_initialize): Initialize both new variables.
6560 (callsite_has_enough_arguments_p): New function.
6561 (scan_function): Call decl and flags check only for IPA-SRA, check
6562 whether there is a recursive call and whether it has enough arguments.
6563 (all_callers_have_enough_arguments_p): New function.
6564 (convert_callers): Look for recursive calls only when
6565 encountered_recursive_call is set.
6566 (ipa_early_sra): Bail out either if
6567 !all_callers_have_enough_arguments_p or
6568 encountered_unchangable_recursive_call.
6570 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6572 * sel-sched.c: Add 2010 to copyright years.
6573 * sel-sched-ir.c: Likewise.
6574 * sel-sched-ir.h: Likewise.
6576 2010-01-14 Martin Jambor <mjambor@suse.cz>
6578 PR tree-optimization/42714
6579 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6580 constructors specially.
6582 2010-01-14 Andi Kleen <ak@linux.intel.com>
6584 * config/i386/drivers-i386.c (detect_caches_intel):
6585 Add l2sizekb parameter and fill in.
6586 (host_detect_local_cpu): Add l2sizekb, fill in.
6587 Add Atom small cache heuristic.
6589 2010-01-14 Andi Kleen <ak@linux.intel.com>
6591 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6592 Add level3 parameter and fill in.
6593 (detect_caches_intel): Handle level3 cache.
6595 2010-01-14 Andi Kleen <ak@linux.intel.com>
6597 * config/i386/drivers-i386.c (host_detect_local_cpu):
6598 Fix core duo detection.
6600 2010-01-14 Andi Kleen <ak@linux.intel.com>
6602 * config/i386/drivers-i386.c (host_detect_local_cpu):
6605 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6607 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6608 (rs6000_variable_issue_1): this. Use...
6609 (rs6000_variable_issue): here. Reimplement. Print debug info.
6611 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6613 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6614 sel_restore_notes. Update all callers. Call reemit_notes
6617 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6619 PR rtl-optimization/42246
6620 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6623 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6625 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6626 all successors is the same as number of successors in current region.
6628 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6630 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6631 to rename is not separable. Otherwise check that its LHS is not NULL.
6633 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6635 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6637 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6639 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6640 available registers when failed to discover LHS register class.
6641 Fix indentation. Update comment.
6643 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6644 Alexander Monakov <amonakov@ispras.ru>
6646 PR rtl-optimization/42389
6647 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6649 (advance_state_on_fence): Likewise.
6650 (sel_target_adjust_priority): Print debug output only when
6651 sched_verbose >= 4, not 2.
6652 (get_expr_cost): Do not issue all unique insns on the next cycle.
6653 (fill_insns): Initialize can_issue_more from the value saved
6655 * sel-sched-ir.c (flist_add): New parameter issue_more.
6656 Init FENCE_ISSUE_MORE with it.
6657 (merge_fences): Likewise.
6658 (init_fences): Update call to flist_add.
6659 (add_to_fences, add_clean_fence_to_fences)
6660 (add_dirty_fence_to_fences): Likewise.
6661 (move_fence_to_fences): Update call to merge_fences.
6662 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6664 * sel-sched-ir.h (struct _fence): New field issue_more.
6665 (FENCE_ISSUE_MORE): New accessor macro.
6667 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6669 PR rtl-optimization/42388
6670 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6671 that have no predecessors nor successors. Do not call move_bb_info
6672 for empty blocks outside of current region.
6674 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6676 PR rtl-optimization/42294
6677 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6678 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6679 originators' originators.
6681 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6683 PR rtl-optimization/39453
6684 PR rtl-optimization/42246
6685 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6687 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6689 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6690 Alexander Monakov <amonakov@ispras.ru>
6693 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6694 (maybe_tidy_empty_bb): ... here. Make static. Add new
6695 argument. Update all callers.
6696 (tidy_control_flow): ... and here. Recompute topological order
6697 of basic blocks in region if necessary.
6698 (sel_redirect_edge_and_branch): Change return type. Return true
6699 if topological order might have been invalidated.
6700 (purge_empty_blocks): Export and move from...
6701 * sel-sched.c (purge_empty_blocks): ... here.
6702 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
6703 (maybe_tidy_empty_bb): Delete prototype.
6704 (purge_empty_blocks): Declare.
6706 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6708 PR rtl-optimization/42249
6709 * sel-sched.c (try_replace_dest_reg): When chosen register
6710 and original register is the same, do not bail out early, but
6711 still check all original insns for validity of replacing destination
6712 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
6715 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6718 Port from no-undefined-overflow branch:
6719 2009-03-09 Richard Guenther <rguenther@suse.de>
6721 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
6723 2010-01-14 Richard Guenther <rguenther@suse.de>
6726 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
6728 2010-01-14 Ira Rosen <irar@il.ibm.com>
6730 PR tree-optimization/42709
6731 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
6732 as scalar type in creation of constant vector operand.
6734 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6737 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
6738 (check-parallel-%): Match `testsuite' directory component only
6741 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
6743 PR translation/39521
6744 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
6747 2010-01-13 Richard Guenther <rguenther@suse.de>
6749 PR tree-optimization/42730
6750 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
6753 2010-01-13 Steve Ellcey <sje@cup.hp.com>
6756 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
6757 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
6760 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
6762 * config/bfin/libgcc-bfin.ver: Regenerate based on current
6763 libgcc-std.ver. Add entries for ___smulsi3_highpart and
6764 ___umulsi3_highpart.
6766 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
6767 rather than schedule_insns if the pass is enabled.
6769 2010-01-13 Martin Jambor <mjambor@suse.cz>
6771 PR tree-optimization/42704
6772 * tree-sra.c (sra_modify_assign): Do not delete assignments to
6775 2010-01-13 Martin Jambor <mjambor@suse.cz>
6777 PR tree-optimization/42703
6778 * tree-sra.c (analyze_access_subtree): Check that we can build a
6779 reference to the original data within the aggregate.
6781 2010-01-13 Richard Guenther <rguenther@suse.de>
6783 PR tree-optimization/42705
6784 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6786 2010-01-13 Richard Guenther <rguenther@suse.de>
6789 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
6791 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6794 * var-tracking.c (values_to_unmark): New variable.
6795 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6796 values_to_unmark vector. Moved body to...
6797 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6798 instead queue it into values_to_unmark vector.
6799 (vt_find_locations): Free values_to_unmark vector.
6801 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
6803 * config/s390/s390.c (override_options): Set
6804 default of max-pending-list-length to 256
6806 2010-01-13 Richard Guenther <rguenther@suse.de>
6809 * tree-pass.h (PROP_gimple_lcx): New.
6810 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6811 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6812 before the final cleanup_eh.
6813 (dump_properties): Dump PROP_gimple_lcx.
6814 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6815 (tree_lower_complex_O0): Remove.
6816 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6817 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6818 tree_lower_complex, schedule TODO_update_ssa.
6819 * lto-streamer-out.c (output_function): Stream the functions
6821 * lto-streamer-in.c (input_function): Likewise.
6822 (lto_read_body): Do not override them here.
6824 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6827 * c-typeck.c (build_c_cast): Fold value cast to union type before
6828 wrapping it in a CONSTRUCTOR.
6830 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6832 PR rtl-optimization/42699
6833 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6836 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6838 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6839 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6840 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6841 SUBTARGET_WARN_UNUSED_SPEC): ... here
6842 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6844 2010-01-12 Julian Brown <julian@codesourcery.com>
6846 * config/arm/neon-schedgen.ml (Utils): Don't try to
6847 open missing module.
6848 (find_with_result): New.
6850 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6853 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6854 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6856 PR tree-optimization/42645
6857 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6858 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6859 decl_map, set processing_debug_stmt to -1 and return name without
6862 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6864 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6865 binutils version, and reword target configuration description.
6867 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6869 * config/avr/avr.h (LINKER_NAME): Remove.
6871 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6874 * config/rs6000/rs6000.c (rs6000_override_options): On targets
6875 that support VSX, warn for -mno-altivec if vsx is not disabled,
6878 2010-01-11 Joseph Myers <joseph@codesourcery.com>
6879 Shujing Zhao <pearly.zhao@oracle.com>
6881 PR translation/42469
6882 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
6883 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
6884 character between option name and help text.
6885 * c.opt (imultilib): Likewise.
6887 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
6889 * lto-streamer-out.c (output_unreferenced_globals): Output static
6892 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
6894 PR rtl-optimization/42621
6895 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
6896 optimizing for size.
6897 (duplicate_computed_gotos): Remove now-redundant check.
6899 2010-01-10 Steve Ellcey <sje@cup.hp.com>
6902 * configure.ac: Save and restore LDFLAGS and LIBS
6903 * configure: Regenerate.
6905 2010-01-10 Richard Guenther <rguenther@suse.de>
6908 * builtins.c (fold_builtin_strlen): Add type argument and
6909 convert the resulting length to it.
6910 (fold_builtin_1): Adjust.
6912 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6914 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
6915 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6917 (num_insns_constant_wide): Adjust for that change.
6919 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6922 * web.c (union_defs): Add used argument, to combine uses of
6924 (entry_register): Adjust type and tests of used argument.
6925 (web_main): Widen used for new use. Pass it to union_defs.
6926 * df.h (union_defs): Adjust prototype.
6928 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6931 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6932 uses in new incoming argument. Free body.
6933 (reset_debug_uses_in_loop): New.
6934 (analyze_insn_to_expand_var): Call the latter if the former found
6935 anything. Fix whitespace. Reject invalid dest overlaps before
6936 going through all insns in the loop.
6938 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6941 * haifa-sched.c (dying_use_p): Debug insns don't count.
6943 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6946 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6947 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6948 (verify_gimple_call): Reject LHS in noreturn calls.
6950 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6954 * tree-vect-loop-manip.c (adjust_info): New type.
6955 (adjust_vec): New pointer to vector.
6956 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6957 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6958 (slpeel_update_phis_for_duplicate_loop): Use them.
6959 (slpeel_update_phi_nodes_for_guard1): Likewise.
6960 (slpeel_update_phi_nodes_for_guard2): Likewise.
6961 (slpeel_tree_peel_loop_to_edge): Likewise.
6962 (vect_update_ivs_after_vectorizer): Likewise.
6964 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6966 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6967 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6969 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6971 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6972 bogus uninitialized warning.
6974 2010-01-09 Richard Guenther <rguenther@suse.de>
6977 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6978 the evolution is compatible with the initial condition.
6980 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6982 * gcc.c (process_command): Update copyright notice dates.
6983 * gcov.c (print_version): Likewise.
6984 * gcov-dump.c (print_version): Likewise.
6985 * mips-tfile.c (main): Likewise.
6986 * mips-tdump.c (main): Likewise.
6988 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6991 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6993 (rotlhi3_8): Delete.
6995 (rotlsi3_8): Delete.
6996 (rotlsi3_16): Delete.
6997 (rotlsi3_24): Delete.
6999 (*rotw<mode>3): New.
7000 (*rotb<mode>3): New.
7001 * config/avr/avr.c (avr_rotate_bytes): New function.
7002 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
7004 2010-01-08 Steve Ellcey <sje@cup.hp.com>
7007 * configure.ac: Modify -rdynamic check.
7008 * configure: Regenerate.
7010 2010-01-08 DJ Delorie <dj@redhat.com>
7012 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
7013 register popping order.
7015 2010-01-08 Richard Guenther <rguenther@suse.de>
7018 * c.opt (fsigned-char): Also let LTO handle this option.
7019 (funsigned-char): Likewise.
7021 2010-01-07 Richard Guenther <rguenther@suse.de>
7023 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
7024 (gimple_op): Likewise.
7025 (gimple_op_ptr): Likewise.
7026 (gimple_assign_set_lhs): Remove gcc_assert.
7027 (gimple_assign_set_rhs1): Likewise.
7028 (gimple_assign_set_rhs2): Likewise.
7029 (gimple_call_set_lhs): Likewise.
7030 (gimple_call_set_fn): Likewise.
7031 (gimple_call_set_fndecl): Likewise.
7032 (gimple_call_fndecl): Likewise.
7033 (gimple_call_return_type): Likewise.
7034 (gimple_call_set_chain): Likewise.
7035 (gimple_call_num_args): Likewise.
7036 (gimple_call_set_arg): Likewise.
7037 (gimple_cond_set_code): Likewise.
7038 (gimple_cond_set_lhs): Likewise.
7039 (gimple_cond_set_rhs): Likewise.
7040 (gimple_cond_set_true_label): Likewise.
7041 (gimple_cond_set_false_label): Likewise.
7042 (gimple_label_set_label): Likewise.
7043 (gimple_goto_set_dest): Likewise.
7044 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
7045 (gimple_debug_bind_get_value): Likewise.
7046 (gimple_debug_bind_get_value_ptr): Likewise.
7047 (gimple_debug_bind_set_var): Likewise.
7048 (gimple_debug_bind_set_value): Likewise.
7049 (gimple_debug_bind_reset_value): Likewise.
7050 (gimple_debug_bind_has_value_p): Likewise.
7051 (gimple_return_retval_ptr): Remove gcc_assert.
7052 (gimple_return_retval): Likewise.
7053 (gimple_return_set_retval): Likewise.
7054 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
7055 (safe_referenced_var_iterator): Remove.
7056 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
7057 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
7058 (fill_referenced_var_vec): Remove.
7059 (first_readonly_imm_use): Remove redundant gcc_assert.
7060 (phi_arg_index_from_use): Combine gcc_asserts.
7061 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
7062 (first_imm_use_stmt): Remove redundant gcc_assert.
7063 * tree-cfg.c (verify_gimple_call): Verify function and chain
7064 operands. Verify arguments.
7065 (verify_types_in_gimple_stmt): Verify condition code and labels.
7067 2010-01-07 Richard Guenther <rguenther@suse.de>
7069 PR tree-optimization/42641
7070 * sese.c (rename_map_elt_info): Use the SSA name version, do
7073 2010-01-07 Jakub Jelinek <jakub@redhat.com>
7075 PR tree-optimization/42625
7076 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
7077 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
7079 2010-01-07 Duncan Sands <baldrick@free.fr>
7081 * Makefile.in (PLUGIN_HEADERS): Add version.h.
7083 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
7086 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
7087 note itself is not function_invariant_p.
7089 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
7091 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
7092 Do not add the DF_NOTE problem.
7093 * store-motion.c (execute_rtl_store_motion): Likewise.
7095 2010-01-07 Martin Jambor <mjambor@suse.cz>
7097 PR tree-optimization/42157
7098 * tree-sra.c (compare_access_positions): Stabilize sort if both
7099 accesses have integer types, return zero immediately if they are the
7102 2010-01-06 Richard Henderson <rth@redhat.com>
7105 * haifa-sched.c (add_to_note_list): Merge into ...
7106 (concat_note_lists): ... here, and ...
7107 (unlink_other_notes, rm_other_notes): Merge into...
7108 (remove_notes): ... here. Create REG_SAVE_NOTEs for
7109 NOTE_INSN_EPILOGUE_BEG.
7111 2010-01-06 Richard Guenther <rguenther@suse.de>
7113 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
7114 not inline regular functions into always-inline functions.
7116 2010-01-06 Nick Clifton <nickc@redhat.com>
7118 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
7119 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
7121 (OVERRIDE_OPTIONS): Delete.
7122 (OPTIMIZATION_OPTIONS): Define.
7123 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
7124 * config/rx/rx.c (rx_handle_option): Issue an error message if
7125 -mcpu=rx200 and -fpu are used together.
7126 (rx_set_optimization_options): New function. Issue an error
7127 message if an optimization attribute attempts to reset the FPU/
7128 math optimization pairing.
7129 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
7130 * config/rx/rx.opt: Set the default to 32-bit doubles.
7131 * config/rx/t-rx: Add multilibs for -nofpu option.
7132 * doc/invoke.texi: Update documentation of RX options.
7134 2010-01-06 Richard Guenther <rguenther@suse.de>
7136 * tree-ssa-pre.c (name_to_id): New global.
7137 (alloc_expression_id): Simplify SSA name handling.
7138 (lookup_expression_id): Likewise.
7139 (init_pre): Zero name_to_id.
7140 (fini_pre): Free it.
7142 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
7144 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
7146 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
7149 * config/i386/sse.md (smaxv2di3): New.
7150 (umaxv2di3): Likewise.
7151 (sminv2di3): Likewise.
7152 (uminv2di3): Likewise.
7154 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
7157 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
7158 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
7159 (legitimize_tls_address): Likewise.
7160 (sparc_tls_referenced_p): Likewise.
7161 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
7162 and adjust calls to legitimize_pic_address.
7163 (legitimate_constant_p) Use sparc_tls_referenced_p.
7164 (legitimate_pic_operand_p): Likewise.
7165 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
7166 (sparc_tls_symbol_ref_1): Delete.
7167 (sparc_tls_referenced_p): Make static, recognize specific patterns.
7168 (legitimize_tls_address): Make static, handle CONST patterns.
7169 (legitimize_pic_address): Make static, remove unused parameter and
7170 adjust recursive calls.
7171 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
7172 and adjust call to legitimize_pic_address.
7173 (sparc_output_mi_thunk): Likewise.
7175 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
7176 H.J. Lu <hongjiu.lu@intel.com>
7179 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
7180 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
7181 operands to make them signed.
7184 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7187 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7188 GTU to GT for V4SI and V2DI.
7190 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7191 (umin<mode>3): Removed.
7193 (uminv4si3): Likewise.
7195 2010-01-05 Martin Jambor <mjambor@suse.cz>
7197 PR tree-optimization/42462
7198 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
7199 current_function_decl to helper functions and macros.
7201 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7204 * flags.h: Don't include real.h.
7205 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
7206 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
7207 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
7208 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
7209 * dominance.c: Update copyright.
7210 * gimple.c (walk_gimple_op): Remove inline.
7211 * tree-ssa-reassoc.c: Include real.h.
7212 * Makefile.in (FLAGS_H): Remove $(REAL_H).
7213 (tree-ssa-reassoc.o): Depend on $(REAL_H).
7215 2010-01-05 Nick Clifton <nickc@redhat.com>
7217 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
7218 register to push into the stack frame when the accumulator has to
7219 be saved during interrupts.
7221 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
7223 * doc/invoke.texi: Remove the documentation about option
7225 * common.opt (Wunreachable-code): Preserved for backward
7227 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
7228 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
7229 the backward compatibility flag section.
7231 2010-01-05 Richard Guenther <rguenther@suse.de>
7233 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
7235 2010-01-05 Jakub Jelinek <jakub@redhat.com>
7238 * cfgexpand.c (expand_one_var): Diagnose too large variables.
7240 PR tree-optimization/42508
7241 * tree-sra.c (convert_callers): Check for recursive call
7242 by comparing cgraph nodes instead of decls.
7243 (modify_function): Call ipa_modify_formal_parameters also
7244 on all same_body aliases.
7246 * cgraphunit.c (cgraph_materialize_all_clones): Compare
7247 cgraph nodes when checking for same_body aliases.
7249 2010-01-05 Richard Guenther <rguenther@suse.de>
7251 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
7252 allocation and lookup.
7253 (get_or_alloc_expr_for_constant): Likewise.
7254 (phi_translate): Sink allocation.
7256 2010-01-04 Richard Guenther <rguenther@suse.de>
7258 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
7259 a new entry only if needed.
7260 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
7261 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
7263 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
7265 (phi_translate): Handle CONSTANTs early.
7267 2010-01-04 Martin Jambor <mjambor@suse.cz>
7269 PR tree-optimization/42398
7270 * tree-sra.c (struct access): Removed flag grp_different_types.
7271 (dump_access): Do not dump the removed flag.
7272 (sort_and_splice_var_accesses): Do not set the removed flag.
7273 (sra_modify_expr): Check for type compatibility directly.
7275 2010-01-04 Martin Jambor <mjambor@suse.cz>
7277 PR tree-optimization/42366
7278 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
7279 edges with variable number of parameters.
7280 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
7281 flag instead of asserting it.
7282 (ipa_read_node_info): Read uses_analysis_done flag.
7284 2010-01-04 Richard Guenther <rguenther@suse.de>
7286 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
7287 iterative_hash_* as intended.
7288 (vn_reference_compute_hash): Likewise. Simplify hashing
7290 (vn_reference_lookup_2): Likewise.
7291 (vn_nary_op_compute_hash): Likewise.
7292 (vn_phi_compute_hash): Likewise.
7293 (expressions_equal_p): Remove strange code.
7294 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
7295 (pre_expr_hash): Likewise. Simplify hashing SSA names.
7296 (bitmap_insert_into_set_1): Take value-id as parameter.
7297 (add_to_value): Pass it.
7298 (bitmap_insert_into_set): Likewise.
7299 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
7301 2010-01-04 Jakub Jelinek <jakub@redhat.com>
7304 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
7305 (do_self_spec): For switches with SWITCH_IGNORE set set also
7306 SWITCH_IGNORE_PERMANENTLY.
7307 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
7310 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
7312 * lto-streamer-out.c (output_unreferenced_globals): Output the full
7313 tree of an unreferenced global var.
7315 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7318 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7319 GTU to GT for V4SI and V2DI.
7321 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7322 (umin<mode>3): Removed.
7324 (uminv4si3): Likewise.
7326 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7329 * collect2.c (main): Turn on trace in collect2 if -v is passed
7332 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
7334 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
7335 description of expression operand.
7337 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
7339 * configure.ac: Add install-html to target_list for Make-hooks.
7340 * configure: Regenerate.
7341 * fortran/Make-lang.in (F95_HTMLFILES): New.
7342 (fortran.html): Use it.
7343 (fortran.install-html): New.
7344 * Makefile.in (install-html): Add lang.install-html.
7345 * java/Make-lang.in (JAVA_HTMLFILES): New.
7346 (java.html): Use it.
7347 (java.install-html): New.
7348 * objc/Make-lang.in (objc.install-html): New.
7349 * objcp/Make-lang.in (obj-c++.install-html): New.
7350 * cp/Make-lang.in (c++.install-html): New.
7351 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
7352 * lto/Make-lang.in (lto.install-html): New.
7354 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7357 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
7359 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
7361 PR rtl-optimization/41862
7362 * store-motion.c (store_killed_in_insn, compute_store_table,
7363 remove_reachable_equiv_notes, replace_store_insn,
7364 build_store_vectors): Ignore all DEBUG_INSNs.
7366 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7369 * common.opt: Add dumpdir.
7371 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
7373 (option_map): Add --dumpdir.
7375 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
7377 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
7379 * opts.c (decode_options): Try dump_dir_name first if
7380 dump_base_name isn't an absolute path.
7381 (common_handle_option): Handle OPT_dumpdir.
7383 * toplev.c (dump_dir_name): New.
7384 (print_switch_values): Also ignore -dumpdir.
7386 * toplev.h (dump_dir_name): New.
7388 2010-01-03 Richard Guenther <rguenther@suse.de>
7390 PR tree-optimization/42589
7391 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7392 double-word expansion of bswap32.
7394 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7396 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7397 with BLOCK_FOR_INSN.
7398 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7399 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7400 noce_process_if_block): Likewise.
7401 * gcse.c (compute_local_properties, insert_expr_in_table,
7402 insert_set_in_table, canon_list_insert, find_avail_set,
7403 pre_insert_copy_insn): Likewise.
7405 * basic-block.h (BLOCK_NUM): Move from here...
7406 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7408 2010-01-03 Richard Guenther <rguenther@suse.de>
7410 PR tree-optimization/42438
7411 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7412 contains_may_not_return_call flag.
7413 (BB_MAY_NOTRETURN): New.
7414 (valid_in_sets): Trapping nary operations are not valid
7415 in blocks that may not return.
7416 (insert_into_preds_of_block): Remove check for trapping expressions.
7417 (compute_avail): Compute also BB_MAY_NOTRETURN.
7419 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7421 * doc/invoke.texi: Add 2010 to copyright years.
7423 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7425 * config/sparc/sparc.c: Fix formatting nits.
7427 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7428 Alexander Monakov <amonakov@ispras.ru>
7430 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7432 2010-01-02 Richard Guenther <rguenther@suse.de>
7435 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7436 (simplify_switch_using_ranges): Mark to be removed edges
7439 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7441 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7443 * collect2.c (scan_libraries): Add missing argument in call to
7446 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
7449 * config/alpha/predicates.md (aligned_memory_operand): Return false
7451 (unaligned_memory_operand): Return true for CQImode.
7452 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7453 doesn not cross aligned SImode word boundary.
7455 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7457 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7459 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7460 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7462 2010-01-02 Richard Guenther <rguenther@suse.de>
7465 * toplev.c (compile_file): Emit LTO marker properly. Change
7467 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7469 2010-01-01 Richard Guenther <rguenther@suse.de>
7472 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7474 2010-01-01 Richard Guenther <rguenther@suse.de>
7477 * c-decl.c (grokdeclarator): For zero-size arrays force
7478 structural equality checks as layout_type does.
7480 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7482 * builtins.c: Update copyright to 2010.
7484 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7487 * lto-streamer-out.c (produce_asm): Revert the last change.
7488 (copy_function): Likewise.
7490 * lto-streamer.c (lto_get_section_name): Skip any leading
7493 2010-01-01 Richard Guenther <rguenther@suse.de>
7496 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7500 Copyright (C) 2010 Free Software Foundation, Inc.
7502 Copying and distribution of this file, with or without modification,
7503 are permitted in any medium without royalty provided the copyright
7504 notice and this notice are preserved.