1 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
3 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
4 bits for artificial defs at the top of the block.
5 * fwprop.c (single_def_use_enter_block): Don't call it.
7 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
10 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
11 instead of "$gcc_cv_objdump -T".
12 Use "-undefined dynamic_lookup" on darwin.
13 * gcc/configure: Regenerate.
15 2010-04-26 Jakub Jelinek <jakub@redhat.com>
18 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
20 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
22 * c-parser.c (struct c_token): Move location field up.
23 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
24 (struct c_declspecs): Convert typespec_word, storage_class, and
25 default_int_p into bitfields.
26 (struct c_declarator): Move loc field up.
28 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
30 * cfgloop.h (struct loop): Move can_be_parallel field up.
31 * ipa-prop.h (struct ip_node_params): Move bitfields up.
32 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
34 (struct iv_cand): Convert pos field into a bitfield.
35 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
37 (struct _stmt_vec_info): Shuffle fields for better packing.
39 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
41 * varasm.c (IN_NAMED_SECTION): Remove guard.
42 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
43 (IN_NAMED_SECTION_P): ...this.
44 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
45 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
47 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
49 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
50 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
51 of shadowing it. Fix comments.
53 2010-04-26 Jan Hubicka <jh@suse.cz>
55 * cgraph.c (cgraph_create_node): Set node frequency to normal.
56 (cgraph_clone_node): Copy function frequency.
57 * cgraph.h (node_frequency): New enum
58 (struct cgraph_node): Add.
59 * final.c (rest_of_clean_state): Update.
60 * lto-cgraph.c (lto_output_node): Output node frequency.
61 (input_overwrite_node): Input node frequency.
62 * tre-ssa-loop-ivopts (computation_cost): Update.
63 * lto-streamer-out.c (output_function): Do not output function
65 * predict.c (maybe_hot_frequency_p): Update and handle functions
67 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
69 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
70 (compute_function_frequency): Set noreturn functions to be executed
72 (choose_function_section): Update.
73 * lto-streamer-in.c (input_function): Do not input function frequency.
74 * function.c (allocate_struct_function): Do not initialize function
76 * function.h (function_frequency): Remove.
77 (struct function): Remove function frequency.
78 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
80 * tree-inline.c (initialize_cfun): Do not update function frequency.
81 * passes.c (pass_init_dump_file): Update.
82 * i386.c (ix86_compute_frame_layout): Update.
83 (ix86_pad_returns): Update.
85 2010-04-26 Jie Zhang <jie@codesourcery.com>
87 PR tree-optimization/43833
88 * tree-vrp.c (range_int_cst_p): New.
89 (range_int_cst_singleton_p): New.
90 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
91 when both operands are constants. Use range_int_cst_p in
94 2010-04-26 Jan Hubicka <jh@suse.cz>
96 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
98 2010-04-26 Richard Guenther <rguenther@suse.de>
101 * gimple.c (gimple_decl_printable_name): Deal gracefully
102 with a NULL DECL_NAME.
104 2010-04-26 Richard Guenther <rguenther@suse.de>
107 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
108 if emitting debug information and it is either a function
111 2010-04-26 Ira Rosen <irar@il.ibm.com>
113 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
114 determine if the statement is vectorizable, and a macro to
116 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
117 Skip statements that can't be vectorized. If the analysis
118 fails, mark the statement as unvectorizable if vectorizing
120 (vect_compute_data_refs_alignment): Likewise.
121 (vect_verify_datarefs_alignment): Skip statements marked as
122 unvectorizable. Add print.
123 (vect_analyze_group_access): Skip statements that can't be
124 vectorized. If the analysis fails, mark the statement as
125 unvectorizable if vectorizing basic block.
126 (vect_analyze_data_ref_accesses, vect_analyze_data_refs):
128 * tree-vect-stmts.c (vectorizable_store): Fix the number of
129 generated stmts for SLP.
130 (new_stmt_vec_info): Initialize the new field.
131 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
132 statements marked as unvectorizable.
134 2010-04-25 Joseph Myers <joseph@codesourcery.com>
136 * c-common.c (flag_isoc1x): New.
137 (flag_isoc99): Update comment.
138 * c-common.h (flag_isoc1x): New.
139 (flag_isoc99): Update comment.
140 * c-cppbuiltin.c (builtin_define_float_constants): Also define
141 __<type>_DECIMAL_DIG__.
142 * c-opts.c (set_std_c1x): New.
143 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
144 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
145 * c.opt (-std=c1x, -std=gnu1x): New options.
146 * doc/cpp.texi: Mention -std=c1x.
147 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
148 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
149 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
150 * doc/standards.texi: Mention C1X.
151 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
152 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
153 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
156 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
158 * config/i386/gmon-sol2.c (_mcleanup): Change format string
159 placeholder from 0x%x to %#x.
160 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
161 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
162 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
163 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
164 * config/i386/i386.c (ix86_target_string): Ditto.
165 (output_pic_addr_const): Ditto.
166 (print_operand): Ditto.
168 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
170 * combine.c (find_split_point): Add third argument. Use it
171 to find nested multiply-accumulate instructions. Adjust calls.
172 (try_combine): Adjust call to find_split_point.
174 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
176 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
178 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
180 PR tree-optimization/41442
181 * fold-const.c (merge_truthop_with_opposite_arm): New function.
182 (fold_binary_loc): Call it.
184 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
186 * toplev.c (general_init): Set default for fdiagnostics-show-option.
187 * opts.c (common_handle_option): Allow disabling it.
188 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
190 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
192 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
193 between modes if both types are integral.
195 2010-04-23 Richard Guenther <rguenther@suse.de>
197 PR tree-optimization/43572
198 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
200 2010-04-23 Richard Guenther <rguenther@suse.de>
203 * tree-inline.c (tree_can_inline_p): Also check compatibility
206 2010-04-23 Martin Jambor <mjambor@suse.cz>
208 PR tree-optimization/43846
209 * tree-sra.c (struct access): New flag grp_assignment_read.
210 (build_accesses_from_assign): Set grp_assignment_read.
211 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
212 (enum mark_read_status): New type.
213 (analyze_access_subtree): Propagate grp_assignment_read, create
214 accesses also if both direct_read and root->grp_assignment_read.
216 2010-04-23 Martin Jambor <mjambor@suse.cz>
219 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
220 function does not have type attributes.
222 2010-04-23 Richard Guenther <rguenther@suse.de>
225 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
228 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
230 * sese.h (create_if_region_on_edge): Remove.
232 * sese.c (create_if_region_on_edge): Make static.
234 * tree-inline.c: Do not include ggc.h.
236 * expr.c: Do not include ggc.h.
238 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
241 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
244 * config/sh/sh.c (find_barrier): Don't emit a constant pool
245 in the middle of insns for casesi_worker_2.
247 2010-04-22 David Edelsohn <edelsohn@gnu.org>
249 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
251 2010-04-22 Ira Rosen <irar@il.ibm.com>
253 PR tree-optimization/43842
254 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
255 loop unrolling in update of exit phis. Fix comment.
256 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
257 least two reduction statements in the loop before starting SLP
260 2010-04-22 Nick Clifton <nickc@redhat.com>
262 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
264 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
266 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
269 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
271 * tree-parloops.c (loop_parallel_p): New argument
272 parloop_obstack. Pass it down.
273 (parallelize_loops): New variable parloop_obstack. Initialize it,
274 pass it down, free it.
276 * tree-loop-linear.c (linear_transform_loops): Pass down
279 * tree-data-ref.h (lambda_compute_access_matrices): New argument
280 of type struct obstack *.
282 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
283 scratch_obstack. Initialize it, pass down, free it.
285 * lambda.h (lambda_loop_new): Remove.
286 (lambda_matrix_new, lambda_matrix_inverse)
287 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
288 argument of type struct obstack *.
290 * lambda-trans.c (lambda_trans_matrix_new): New argument
291 lambda_obstack. Pass it down, use obstack allocation for ret.
292 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
295 * lambda-mat.c (lambda_matrix_get_column)
296 (lambda_matrix_project_to_null): Remove.
297 (lambda_matrix_new): New argument lambda_obstack. Use obstack
299 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
302 * lambda-code.c (lambda_loop_new): New function.
303 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
304 (lambda_compute_auxillary_space, lambda_compute_target_space)
305 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
306 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
307 (build_access_matrix): New argument lambda_obstack. Use obstack
309 (lambda_compute_step_signs, lambda_compute_access_matrices): New
310 argument lambda_obstack. Pass it down.
312 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
314 * optabs.h (expand_widening_mult): Declare.
316 2010-04-22 Richard Guenther <rguenther@suse.de>
318 PR tree-optimization/43845
319 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
320 lookup the CALL_EXPR function and arguments.
322 2010-04-22 Nick Clifton <nickc@redhat.com>
324 * config/stormy16/stormy16.c
325 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
326 * config/stormy16/stormy16.h: Tidy up formatting.
327 (DONT_USE_BUILTIN_SETJMP): Remove definition.
328 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
329 (ineqbranchsi): Delete pattern.
330 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
331 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
332 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
333 stormy16-lib2-ucmpsi2.c.
335 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
337 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
338 df_simulate_find_noclobber_defs as appropriate. Keep track of an
339 extra set merge_set_noclobber, and use it to relax the final test
341 * df.h (df_simulate_find_noclobber_defs): Declare.
342 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
344 (df_simulate_find_noclobber_defs): New function.
346 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
348 * config/i386/i386.md: Use {} around multi-line preparation statements.
350 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
352 * c-tree.h (push_init_level, pop_init_level, set_init_index)
353 (process_init_element): New argument of type struct obstack *.
355 * c-typeck.c (push_init_level, pop_init_level, set_designator)
356 (set_init_index, set_init_label, set_nonincremental_init)
357 (set_nonincremental_init_from_string, find_init_member)
358 (output_init_element, output_pending_init_elements)
359 (process_init_element): New argument braced_init_obstack. Pass it
361 (push_range_stack, add_pending_init): New argument
362 braced_init_obstack. Use obstack allocation.
364 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
365 braced_init_obstack. Pass it down.
366 (c_parser_braced_init): New variables ret, braced_init_obstack.
367 Initialize obstack, pass it down and finally free it.
369 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
372 * tree-pass.h (pass_optimize_widening_mul): Declare.
373 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
374 gate_optimize_widening_mul): New static functions.
375 (pass_optimize_widening_mul): New.
376 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
377 <case MULT_EXPR>: Remove support for widening multiplies.
378 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
379 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
380 simplify_gen_unary rather than directly building extensions.
381 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
383 * expmed.c (expand_widening_mult): New function.
384 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
386 2010-04-21 Jan Hubicka <jh@suse.cz>
388 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
389 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
390 * lto-wpa-fixup.c: Remove.
391 * Makefile.in (lto-wpa-fixup.o): Remove.
392 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
393 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
394 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
396 2010-04-21 Jan Hubicka <jh@suse.cz>
398 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
399 add write_optimization_summary, read_optimization_summary.
400 (ipa_write_summaries_of_cgraph_node_set): Remove.
401 (ipa_write_optimization_summaries): Declare.
402 (ipa_read_optimization_summaries): Declare.
403 * ipa-cp.c (pass_ipa_cp): Update.
404 * ipa-reference.c (pass_ipa_reference): Update.
405 * ipa-pure-const.c (pass_ipa_pure_const): Update.
406 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
408 * ipa-inline.c (pass_ipa_inline): Update.
409 * ipa.c (pass_ipa_whole_program): Update.
410 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
411 * passes.c (ipa_write_summaries_1): Do not test wpa.
412 (ipa_write_optimization_summaries_1): New.
413 (ipa_write_optimization_summaries): New.
414 (ipa_read_summaries): Do not test ltrans.
415 (ipa_read_optimization_summaries_1): New.
416 (ipa_read_optimization_summaries): New.
418 2010-04-21 Jan Hubicka <jh@suse.cz>
420 * lto-cgraph.c (lto_output_node): Do not output comdat groups
422 (output_cgraph): Do not arrange comdat groups for boundary nodes.
424 2010-04-21 Jakub Jelinek <jakub@redhat.com>
427 * dwarf2out.c (add_name_and_src_coords_attributes): Add
428 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
430 2010-04-21 Jan Hubicka <jh@suse.cz>
432 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
434 2010-04-21 Jan Hubicka <jh@suse.cz>
436 * varpool.c (decide_is_variable_needed): Variable is always needed
439 2010-04-21 Jan Hubicka <jh@suse.cz>
441 * opts.c (decode_options): Enable pure-const pass for whopr.
443 2010-04-21 Jan Hubicka <jh@suse.cz>
445 * cgraph.c (dump_cgraph_node): Dump also assembler name.
446 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
448 (cgraph_decide_inlining): Do not expect callee to be removed in all
451 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
453 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
455 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
457 * config/i386/i386.md (x86_shrd): Add athlon_decode and
458 amdfam10_decode attributes.
460 2010-04-21 Jakub Jelinek <jakub@redhat.com>
463 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
464 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
465 (lower_copyprivate_clauses): Use private var in outer
466 context instead of original var. Make sure the types
467 are correct for VLAs.
469 2010-04-21 Richard Guenther <rguenther@suse.de>
471 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
472 to non-pointer objects.
474 2010-04-21 Jakub Jelinek <jakub@redhat.com>
476 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
477 last chain entry if it starts with the still current label.
478 (add_location_or_const_value_attribute): Check that
479 loc_list->first->next is NULL instead of comparing ->first with ->last.
480 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
481 to add_var_loc_to_decl.
483 * dwarf2out.c (output_call_frame_info): For dw_cie_version
484 >= 4 add also address size and segment size fields into CIE header.
486 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
487 long as address size is the same as sizeof (void *) and
489 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
490 address size or segment size is unexpected, return DW_EH_PE_omit.
491 (classify_object_over_fdes): If get_cie_encoding returned
492 DW_EH_PE_omit, return -1.
493 (init_object): If classify_object_over_fdes returned -1,
494 pretend there were no FDEs at all.
496 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
498 * config/i386/i386.md (bswap<mode>2): Macroize expander from
499 bswap{si,di}2 using SWI48 mode iterator.
500 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
501 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
502 set modrm attribute of bswap insn to 0 and remove length attribute.
503 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
504 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
505 set mode attribute to <MODE> and remove length attribute.
507 2010-04-20 James E. Wilson <wilson@codesourcery.com>
509 PR rtl-optimization/43520
510 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
511 zero available registers.
513 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
515 * builtins.c (fold_builtin_cproj): Fold more cases.
517 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
519 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
520 (fold_builtin_1): Fold builtin cproj.
521 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
522 Use ATTR_CONST_NOTHROW_LIST.
524 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
526 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
527 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
528 ffsi2_no_cmove for !TARGET_CMOVE.
529 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
530 (ffssi2): Remove expander.
531 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
533 (ctz<mode>2): Ditto from ctz{si,di}2.
534 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
536 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
539 2010-04-20 Jakub Jelinek <jakub@redhat.com>
541 * dwarf2out.c (AT_linkage_name): Define.
542 (clone_as_declaration): Handle DW_AT_linkage_name.
543 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
544 of DW_AT_MIPS_linkage_name.
545 (move_linkage_attr): Likewise.
546 (dwarf2out_finish): Likewise.
548 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
551 * fold-const.c (fold_comparison): New folding rule.
553 2010-04-20 Anatoly Sokolov <aesok@post.ru>
555 * double-int.h (double_int_setbit): Declare.
556 * double-int.c (double_int_setbit): New function.
557 * rtl.h (immed_double_int_const): Declare.
558 * emit-rtl.c (immed_double_int_const): New function.
559 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
560 and immed_double_int_const functions.
561 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
562 expand_copysign_bit): (Ditto.).
563 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
564 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
565 * dojump.c (prefer_and_bit_test): (Ditto.).
566 * expr.c (convert_modes, reduce_to_bit_field_precision,
567 const_vector_from_tree): (Ditto.).
568 * expmed.c (mask_rtx, lshift_value): (Ditto.).
570 2010-04-20 Jan Hubicka <jh@suse.cz>
572 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
573 (dump_cgraph_node): Dump new flags.
574 * cgraph.h (struct cgraph_node): Add flags
575 reachable_from_other_partition and in_other_partition.
576 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
577 other partition can not be removed.
578 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
579 the other partition must be output; silence sanity checking on
580 leaking functions bodies from other paritition.
581 * lto-cgraph.c (reachable_from_other_partition_p): New function.
582 (lto_output_node): Output new flags; do not sanity check that inline
583 clones are output; drop lto_forced_extern_inline_p code; do not mock
584 visibility flags at partition boundaries.
585 (add_node_to): New function.
586 (output_cgraph): Use it to sort functions so masters appear before
588 (input_overwrite_node): Input new flags.
589 * passes.c (ipa_write_summaries): Do not call
590 lto_new_extern_inline_states.
591 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
592 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
593 lto_forced_extern_inline_p): Kill.
594 * lto-streamer.h (lto_new_extern_inline_states,
595 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
596 lto_forced_extern_inline_p): Kill.
598 2010-04-20 Richard Guenther <rguenther@suse.de>
600 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
601 from vars that can have pointers.
602 (process_constraint): Dump useless constraints.
604 2010-04-20 Richard Guenther <rguenther@suse.de>
606 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
607 (dump_sa_points_to_info): Remove asserts.
608 (init_base_vars): nothing_id isn't an escape point nor does it
611 2010-04-20 Jakub Jelinek <jakub@redhat.com>
613 * tree.h (TYPE_REF_IS_RVALUE): Define.
614 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
615 should_move_die_to_comdat, prune_unused_types_walk): Handle
616 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
617 (modified_type_die, gen_reference_type_die): Emit
618 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
619 if TYPE_REF_IS_RVALUE and -gdwarf-4.
621 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
624 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
625 calls for -fpic -m31 if they have been sibcall optimized.
627 2010-04-19 James E. Wilson <wilson@codesourcery.com>
629 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
630 ar.lc fixed and call-used.
632 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
634 2010-04-19 Jan Hubicka <jh@suse.cz>
636 * opts.c (decode_options): Disable whpr incompatible passes.
637 * lto/lto.c (lto_1_to_1_map): Skip clones.
638 (read_cgraph_and_symbols): Do not mark everything as needed.
639 (do_whole_program_analysis): Do map only after optimizing;
640 set proper cgraph_state; use passmanager.
642 2010-04-19 DJ Delorie <dj@redhat.com>
644 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
645 POINTER_PLUS_EXPR and fix them.
647 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
649 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
650 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
651 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
652 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
653 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
654 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
655 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
656 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
657 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
658 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
659 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
661 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
663 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
664 (check_cond_move_block): Likewise.
665 (cond_move_process_if_block): Likewise.
666 (noce_find_if_block): Improve formatting.
667 (find_if_header): Pass 0 to memset and tweak conditions.
668 (cond_exec_find_if_block): Fix long lines and tweak conditions.
670 2010-04-19 Jakub Jelinek <jakub@redhat.com>
672 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
676 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
677 with non-local decl doesn't need chain.
679 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
681 * ira-color.c (allocno_reload_assign): Avoid accumulating
682 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
684 2010-04-19 Martin Jambor <mjambor@suse.cz>
686 * gimple.h (create_tmp_reg): Declare.
687 * gimplify.c (create_tmp_reg): New function.
688 (gimplify_return_expr): Use create_tmp_reg.
689 (gimplify_omp_atomic): Likewise.
690 (gimple_regimplify_operands): Likewise.
691 * tree-dfa.c (make_rename_temp): Likewise.
692 * tree-predcom.c (predcom_tmp_var): Likewise.
693 (reassociate_to_the_same_stmt): Likewise.
694 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
695 (get_replaced_param_substitute): Likewise.
696 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
697 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
698 * tree-ssa-pre.c (get_representative_for): Likewise.
699 (create_expression_by_pieces): Likewise.
700 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
701 (create_tailcall_accumulator): Likewise.
703 2010-04-19 Martin Jambor <mjambor@suse.cz>
705 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
707 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
709 2010-04-19 Richard Guenther <rguenther@suse.de>
711 PR tree-optimization/43796
712 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
713 from SCEV in the lattice.
714 (vrp_visit_phi_node): Dump change.
716 2010-04-19 Richard Guenther <rguenther@suse.de>
718 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
719 * configure: Re-generated.
721 2010-04-19 Richard Guenther <rguenther@suse.de>
723 PR tree-optimization/43783
724 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
725 constant ARRAY_REF operands two and three if possible.
727 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
730 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
732 2010-04-19 Jie Zhang <jie@codesourcery.com>
735 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
737 2010-04-19 Ira Rosen <irar@il.ibm.com>
739 PR tree-optimization/37027
740 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
741 and macro to access it.
742 (vectorizable_reduction): Add argument.
743 (vect_get_slp_defs): Likewise.
744 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
745 statements for possible use in SLP.
746 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
747 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
748 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
750 (vectorizable_reduction): Likewise.
751 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
753 (vectorizable_type_demotion, vectorizable_type_promotion,
754 vectorizable_store): Likewise.
755 (vect_analyze_stmt): Update call to vectorizable_reduction.
756 (vect_transform_stmt): Likewise.
757 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
758 (vect_build_slp_tree): Fix indentation. Check that there are no loads
759 from different interleaving chains in same node.
760 (vect_slp_rearrange_stmts): New function.
761 (vect_supported_load_permutation_p): Allow load permutations for
762 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
763 inside SLP nodes if necessary.
764 (vect_analyze_slp_instance): Handle reductions.
765 (vect_analyze_slp): Try to build SLP instances originating from groups
767 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
768 (vect_get_constant_vectors): Create initial vectors for reductions
769 according to reduction code. Add new argument.
770 (vect_get_slp_defs): Add new argument, pass it to
771 vect_get_constant_vectors.
772 (vect_schedule_slp_instance): Remove SLP tree root statements.
774 2010-04-19 Jakub Jelinek <jakub@redhat.com>
776 * tree.h (ENUM_IS_SCOPED): Define.
777 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
778 for ENUM_IS_SCOPED enums.
780 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
782 * fold-const.c (fold_comparison): Use ssizetype.
783 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
784 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
785 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
786 * tree-object-size.c (compute_object_sizes): Use size_type_node.
788 * tree.h (initialize_sizetypes): Remove parameter.
789 (build_common_tree_nodes): Remove second parameter.
790 * stor-layout.c (initialize_sizetypes): Remove parameter.
791 Always create an unsigned type.
792 (set_sizetype): Assert that the passed type is unsigned and simplify.
793 * tree.c (build_common_tree_nodes): Remove second parameter.
794 Adjust call to initialize_sizetypes.
795 * c-decl.c (c_init_decl_processing): Remove second argument in call to
796 build_common_tree_nodes.
798 2010-04-18 Matthias Klose <doko@ubuntu.com>
800 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
802 2010-04-18 Ira Rosen <irar@il.ibm.com>
804 PR tree-optimization/43771
805 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
806 load permutation doesn't have gaps.
808 2010-04-18 Jan Hubicka <jh@suse.cz>
810 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
811 (sse_prologue_save_insn expander): Use new pattern.
812 (sse_prologue_save_insn1): New pattern and splitter.
813 (sse_prologue_save_insn): Update to deal also with 64bit aligned
815 * i386.c (setup_incoming_varargs_64): Do not compute jump
817 (ix86_gimplify_va_arg): Update alignment needed.
818 (ix86_local_alignment): Do not align all local arrays to 128bit.
820 2010-04-17 Jan Hubicka <jh@suse.cz>
822 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
824 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
826 * arm.md (negdi2): Remove redundant code to force values into a
829 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
831 * arm/bpabi.S: Add EABI alignment attributes to objects.
832 * arm/bpabi-v6m.S: Likewise.
833 * arm/crti.asm: Likewise.
834 * arm/crtn.asm: Likewise.
835 * arm/lib1funcs.asm: Likewise.
836 * arm/libunwind.S: Likewise.
838 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
840 * arm-protos.h (tune_params): New structure.
841 * arm.c (current_tune): New variable.
842 (arm_constant_limit): Delete.
843 (struct processors): Add pointer to the tune parameters.
844 (arm_slowmul_tune): New tuning option.
845 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
846 (all_cores): Adjust to pick up the tuning model.
847 (arm_constant_limit): New function.
848 (arm_override_options): Select the appropriate tuning model. Delete
849 initialization of arm_const_limit.
850 (arm_split_constant): Use the new constant-limit model.
851 (arm_rtx_costs): Pick up the current tuning model.
852 * arm.md (is_strongarm, is_xscale): Delete.
853 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
854 for Xscale variant architectures.
855 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
857 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
859 * config/arm/arm.c (arm_gen_constant): Remove unused variable
861 (arm_rtx_costs_1): Remove unused variable extra_cost.
862 (arm_unwind_emit_set): Use variable offset.
863 (thumb1_output_casesi): Remove unused variable flags.
865 2010-04-16 Jeff Law <law@redhat.com>
867 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
868 needing assignment rather than doing a two-phase assignment. Remove
871 2010-04-16 Jakub Jelinek <jakub@redhat.com>
874 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
876 2010-04-16 Doug Kwan <dougkwan@google.com>
878 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
879 (next_operand_entry_id): New static variable.
880 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
881 (add_to_ops_vec): Assigned unique ID to operand entry.
882 (struct oecount_s): New field ID.
883 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
884 (undistribute_ops_list): Assign unique IDs to oecounts.
885 (init_reassoc): reset next_operand_entry_id.
887 2010-04-16 Doug Kwan <dougkwan@google.com>
889 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
890 missing left parenthesis.
892 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
894 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
895 *btdi_rex64 using SWI48 mode iterator.
896 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
897 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
898 *jcc_btdi_mask_rex64.
900 2010-04-16 Anatoly Sokolov <aesok@post.ru>
902 * double-int.h (tree_to_double_int): Convert to macro.
903 * double-int.c (tree_to_double_int): Remove.
905 2010-04-16 Jakub Jelinek <jakub@redhat.com>
908 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
909 with want_address 2 and in case a single element list might be
910 possible, call it again with want_address 0.
912 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
914 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
915 case 'W' print operands for HI mode.
916 * config/h8300/h8300.h (Y0, Y2) : New constraints.
917 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
918 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
919 * config/h8300/predicate.md (bit_register_indirect_operand): New.
921 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
923 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
924 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
925 #xx:3 and #xx:4 mode.
927 * config/h8300/h8300.md (inverted load with HImode dest): Add
930 * config/h8300/predicate.md (bit_operand): Allow immediate values that
931 satisfy 'U' constraint.
933 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
935 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
936 * configure: Regenerate.
937 * config.in: Regenerate.
938 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
941 2010-04-16 Richard Guenther <rguenther@suse.de>
943 * tree.h (struct tree_decl_minimal): Move pt_uid ...
944 (struct tree_decl_common): ... here.
945 (DECL_PT_UID): Adjust.
946 (SET_DECL_PT_UID): Likewise.
947 (DECL_PT_UID_SET_P): Likewise.
949 2010-04-16 Richard Guenther <rguenther@suse.de>
951 PR tree-optimization/43572
952 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
953 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
954 * tree-flow.h (is_call_clobbered): Remove.
955 * tree-flow-inline.h (is_call_clobbered): Likewise.
956 * tree-dfa.c (dump_variable): Do not dump call clobber state.
957 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
958 (execute_return_slot_opt): Adjust.
959 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
960 check for call clobbered vars here.
961 (find_tail_calls): Move tailcall verification to the
964 2010-04-16 Diego Novillo <dnovillo@google.com>
966 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
968 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
971 * config/arm/arm.md (cbranchqi4): New pattern.
972 * config/arm/predicates.md (const0_operand,
973 cbranchqi4_comparison_operator): New predicates.
975 2010-04-16 Richard Guenther <rguenther@suse.de>
977 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
978 (dump_gimple_stmt): Likewise.
980 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
982 * recog.h (struct recog_data): New field is_operator.
983 (struct insn_operand_data): New field is_operator.
984 * recog.c (extract_insn): Set recog_data.is_operator.
985 * genoutput.c (output_operand_data): Emit code to set the
987 * reload.c (find_reloads): Use it rather than testing for an
988 empty constraint string.
991 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
992 If the previous insn is a cbranchsi4_insn with the same arguments,
993 omit the compare instruction.
995 * config/arm/arm.md (addsi3_cbranch): If destination is a high
996 register, inputs must be low registers and we need a low register
997 scratch. Handle alternative 2 like alternative 3.
999 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1001 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
1002 don't call get_addr on both. If one expression is a VALUE and
1003 the other a REG, check VALUE's locs if the REG isn't among them.
1005 2010-04-16 Christian Bruel <christian.bruel@st.com>
1007 * config/sh/sh.h (sh_frame_pointer_required): New function.
1008 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
1009 (flag_omit_frame_pointer) Set.
1010 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
1011 (rounded_frame_size): Adjust size with outgoing_args_size.
1012 (sh_set_return_address): Must return from stack pointer.
1013 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
1014 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1015 (ACCUMULATE_OUTGOING_ARGS): Define.
1016 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
1017 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
1019 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1022 * config/sh/sh.c (sh_legitimize_reload_address): Use
1023 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
1024 Remove a unneeded check for offset_base.
1026 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
1028 * configure: Regenerated.
1030 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1032 * config/s390/s390.c (s390_call_save_register_used): Switch back
1033 to HARD_REGNO_NREGS.
1035 2010-04-15 Richard Guenther <rguenther@suse.de>
1037 * alias.c (alias_set_subset_of): Handle alias-set zero
1040 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
1041 Julian Brown <julian@codesourcery.com>
1043 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
1044 alternatives according to use of high and low regs.
1045 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
1046 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
1047 optimizing for size on Thumb-2.
1049 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
1051 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
1053 2010-04-15 Richard Guenther <rguenther@suse.de>
1055 * tree-ssa-structalias.c (struct variable_info): Add
1057 (new_var_info): Initialize it.
1058 (dump_constraints): Support printing last added constraints.
1059 (debug_constraints): Adjust.
1060 (dump_constraint_graph): Likewise.
1061 (make_heapvar_for): Check for NULL cfun.
1062 (get_function_part_constraint): New function.
1063 (get_fi_for_callee): Likewise.
1064 (find_func_aliases): Properly implement IPA PTA constraints.
1065 (process_ipa_clobber): New function.
1066 (find_func_clobbers): Likewise.
1067 (insert_into_field_list_sorted): Remove.
1068 (create_function_info_for): Properly allocate vars for IPA mode.
1069 Do not use insert_into_field_list_sorted.
1070 (create_variable_info_for): Properly generate constraints for
1071 global vars in IPA mode.
1072 (dump_solution_for_var): Always dump the solution.
1073 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
1074 (find_what_var_points_to): Adjust.
1075 (pt_solution_set): Change.
1076 (pt_solution_ior_into): New function.
1077 (pt_solution_empty_p): Export.
1078 (pt_solution_includes_global): Adjust.
1079 (pt_solution_includes_1): Likewise.
1080 (pt_solutions_intersect_1): Likewise.
1081 (dump_sa_points_to_info): Check some invariants.
1082 (solve_constraints): Move constraint dumping ...
1083 (compute_points_to_sets): ... here.
1084 (ipa_pta_execute): ... and here.
1085 (compute_may_aliases): Do not re-compute points-to info
1086 locally if IPA info is available.
1087 (ipa_escaped_pt): New global var.
1088 (ipa_pta_execute): Properly implement IPA PTA.
1089 * tree-into-ssa.c (dump_decl_set): Support dumping
1090 decls not in referenced-vars.
1091 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
1092 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
1093 (dump_points_to_solution): Likewise.
1094 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
1095 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
1096 (remap_gimple_stmt): Reset call clobber/use information if necessary.
1097 (copy_decl_to_var): Copy DECL_PT_UID.
1098 (copy_result_decl_to_var): Likewise.
1099 * tree.c (make_node_stat): Initialize DECL_PT_UID.
1100 (copy_node_stat): Copy it.
1101 * tree.h (DECL_PT_UID): New macro.
1102 (SET_DECL_PT_UID): Likewise.
1103 (DECL_PT_UID_SET_P): Likewise.
1104 (struct tree_decl_minimal): Add pt_uid member.
1105 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
1106 (pt_solution_empty_p): Declare.
1107 (pt_solution_set): Adjust.
1108 (ipa_escaped_pt): Declare.
1109 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
1110 * gimple-pretty-print.c (pp_points_to_solution): New function.
1111 (dump_gimple_call): Dump call clobber/use information.
1112 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
1113 * tree-pass.h (TDF_ALIAS): New dump option.
1114 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
1115 * doc/invoke.texi (-fipa-pta): Update documentation.
1117 2010-04-15 Richard Guenther <rguenther@suse.de>
1119 * Makefile.in (OBJS-common): Add gimple-fold.o.
1120 (gimple-fold.o): New rule.
1121 * tree.h (maybe_fold_offset_to_reference,
1122 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
1124 * gimple.h: ... here.
1125 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
1126 may_propagate_address_into_dereference): Move prototypes ...
1127 * gimple.h: ... here.
1128 * tree-ssa-ccp.c (get_symbol_constant_value,
1129 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
1130 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
1131 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
1132 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
1133 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
1134 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
1135 gimplify_and_update_call_from_tree): Move ...
1136 * gimple-fold.c: ... here. New file.
1137 (ccp_fold_builtin): Rename to ...
1138 (gimple_fold_builtin): ... this.
1139 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
1141 2010-04-15 Richard Guenther <rguenther@suse.de>
1143 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
1144 fit_double_type, force_fit_type_double, add_double_with_sign,
1145 neg_double, mul_double_with_sign, lshift_double, rshift_double,
1146 lrotate_double, rrotate_double, div_and_round_double): Move ...
1147 * double-int.c: ... here.
1148 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
1149 add_double, neg_double, mul_double_with_sign, mul_double,
1150 lshift_double, rshift_double, lrotate_double, rrotate_double,
1151 div_and_round_double): Move prototypes ...
1152 * double-int.h: ... here.
1154 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
1157 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
1158 matching constraints to ensure inputs match the output.
1160 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1163 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
1164 in an input-only operand.
1166 2010-04-15 Anatoly Sokolov <aesok@post.ru>
1168 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
1169 (double_int_not, double_int_lshift, double_int_rshift): Declare.
1170 (double_int_negative_p): Convert to static inline function.
1171 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
1172 (double_int_negative_p): Remove.
1173 * tree.h (lshift_double, rshift_double):
1174 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
1175 * fold-const.c (fold_convert_const_int_from_real,
1176 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
1177 (lshift_double): Change type of arith argument to bool.
1178 (rshift_double): Change type of arith argument to bool. Correct
1180 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1182 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
1185 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
1186 at the start and end of the then/else blocks, and omit them from the
1188 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
1189 argument; all callers changed. Pass zero to old_insns_match_p instead.
1190 (flow_find_head_matching_sequence): New function.
1191 (old_insns_match_p): Check REG_EH_REGION notes for calls.
1192 * basic-block.h (flow_find_cross_jump,
1193 flow_find_head_matching_sequence): Declare functions.
1195 2010-04-14 Jason Merrill <jason@redhat.com>
1198 * c-common.c (attribute_takes_identifier_p): New fn.
1199 * c-common.h: Declare it.
1201 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1203 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1205 (*udivmod<mode>4): Ditto.
1207 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1209 * config/i386/i386.md (maxmin_int): Rename code attribute from
1210 maxminiprefix and update all users.
1211 (maxmin_float): Ditto from maxminfprefix.
1212 (logic): Ditto from logicprefix.
1213 (absneg_mnemonic): Ditto from absnegprefix.
1214 * config/i386/mmx.md: Update all users of maxminiprefix,
1215 maxminfprefix and logicprefix for rename.
1216 * config/i386/sse.md: Ditto.
1217 * config/i386/sync.md (sync_<code><mode>): Update for
1220 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1223 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1224 warnings converted to errors.
1226 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1228 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1229 used insn_type variable.
1230 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1231 to avoid set-but-not-used warning.
1233 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1235 * df-core.c (df_ref_debug): Change format string placeholder
1237 * dwarf2asm.c (dw2_asm_output_data_raw,
1238 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1239 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1240 * dwarf2out.c (output_cfi, output_cfi_directive,
1241 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1242 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1244 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1245 * print-rtl.c (print_rtx): Ditto.
1247 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1250 * builtins.c (expand_builtin_pow_root): New function to expand pow
1251 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1252 series of sqrt and cbrt calls under -ffast-math.
1253 (expand_builtin_pow): Call it.
1255 2010-04-14 Michael Matz <matz@suse.de>
1257 PR tree-optimization/42963
1258 * tree-cfg.c (touched_switch_bbs): New static variable.
1259 (group_case_labels_stmt): New function broken out from ...
1260 (group_case_labels): ... here, use the above.
1261 (start_recording_case_labels): Allocate touched_switch_bbs.
1262 (end_recording_case_labels): Deallocate it, call
1263 group_case_labels_stmt.
1264 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1266 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1268 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1271 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1273 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1275 2010-04-13 Jan Hubicka <jh@suse.cz>
1277 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1278 of optimized out static functions.
1279 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1280 cost computation. Also sanity check for overflows.
1281 (update_caller_keys): Update cgraph_edge_badness call; properly
1282 update fibheap and sanity check that it is up to date.
1283 (add_new_edges_to_heap): Update cgraph_edge_badness.
1284 (cgraph_decide_inlining_of_small_function): Likewise;
1285 add sanity checking that badness in heap is up to date;
1286 improve dumping of reason; Update badness of calls to the
1287 offline copy of function currently inlined; dump badness
1288 of functions not inlined because of unit growth limits.
1290 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1293 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1294 because of sign-extension change when converting to sizetype here...
1295 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1297 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1298 the folding to constants. Remove redundant final conversion.
1299 (fold_binary) <associate>: Do not associate if the re-association of
1300 constants alone overflows.
1301 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1302 to the end of the list.
1303 (multiple_of_p) <COND_EXPR>: New case.
1305 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1307 * opt-functions.awk (opt_sanitized_name): New.
1309 * optc-gen.awk: Use it
1310 * opth-gen.awk: Use it.
1312 2010-04-13 Martin Jambor <mjambor@suse.cz>
1314 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1315 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1316 children. Call replace_uses_with_default_def_ssa_name to handle
1319 2010-04-13 Michael Matz <matz@suse.de>
1322 * builtins.c (expand_builtin_interclass_mathfn): Also create
1323 a register if the predicate doesn't match.
1325 2010-04-13 Diego Novillo <dnovillo@google.com>
1327 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1328 * c-pch.c: Include timevar.h.
1329 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1330 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1331 * ggc-common.c: Include timevar.h.
1332 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1333 * timevar.def (TV_PCH_SAVE): Define.
1334 (TV_PCH_CPP_SAVE): Define.
1335 (TV_PCH_PTR_REALLOC): Define.
1336 (TV_PCH_PTR_SORT): Define.
1337 (TV_PCH_RESTORE): Define.
1338 (TV_PCH_CPP_RESTORE): Define.
1340 2010-04-13 Michael Matz <matz@suse.de>
1342 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1344 (can_reassociate_p): New function.
1345 (break_up_subtract_bb, reassociate_bb): Use it.
1347 2010-04-13 Richard Guenther <rguenther@suse.de>
1350 * builtins.c (c_readstr): Fix assert.
1352 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1354 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1355 when generating cltd insn.
1357 (*ashl<mode>3_1): Remove special handling for register operand 2.
1358 (*ashlsi3_1_zext): Ditto.
1359 (*ashlhi3_1): Ditto.
1360 (*ashlhi3_1_lea): Ditto.
1361 (*ashlqi3_1): Ditto.
1362 (*ashlqi3_1_lea): Ditto.
1363 (*<shiftrt_insn><mode>3_1): Ditto.
1364 (*<shiftrt_insn>si3_1_zext): Ditto.
1365 (*<shiftrt_insn>qi3_1_slp): Ditto.
1366 (*<rotate_insn><mode>3_1): Ditto.
1367 (*<rotate_insn>si3_1_zext): Ditto.
1368 (*<rotate_insn>qi3_1_slp): Ditto.
1370 2010-04-13 Richard Guenther <rguenther@suse.de>
1372 * tree-ssa-structalias.c (callused_id): Remove.
1373 (call_stmt_vars): New.
1374 (get_call_vi): Likewise.
1375 (lookup_call_use_vi): Likewise.
1376 (lookup_call_clobber_vi): Likewise.
1377 (get_call_use_vi): Likewise.
1378 (get_call_clobber_vi): Likewise.
1379 (make_transitive_closure_constraints): Likewise.
1380 (handle_const_call): Adjust to do per-call call-used handling.
1381 (handle_pure_call): Likewise.
1382 (find_what_var_points_to): Remove general callused handling.
1383 (init_base_vars): Likewise.
1384 (init_alias_vars): Initialize call_stmt_vars.
1385 (compute_points_to_sets): Process call-used and call-clobbered
1386 vars for call statements.
1387 (delete_points_to_sets): Free call_stmt_vars.
1389 2010-04-13 Richard Guenther <rguenther@suse.de>
1391 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1392 Only add RW dependence for dependence distance zero.
1393 Adjust maximal vectorization factor according to dependences.
1394 Move alignment handling ...
1395 (vect_find_same_alignment_drs): ... here. New function.
1396 (vect_analyze_data_ref_dependences): Adjust.
1397 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1398 (vect_analyze_data_refs): Adjust minimal vectorization factor
1399 according to data references.
1400 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1401 dependences before determining the vectorization factor.
1402 Analyze alignment after determining the vectorization factor.
1403 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1404 dependences before alignment.
1405 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1407 (vect_analyze_data_refs): Likewise.
1408 (MAX_VECTORIZATION_FACTOR): New define.
1410 2010-04-13 Duncan Sands <baldrick@free.fr>
1412 * except.h (lang_eh_type_covers): Remove.
1413 * except.c (lang_eh_type_covers): Likewise.
1415 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1416 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1418 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1419 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1420 UNITS_PER_LONG where it is ABI relevant.
1421 (s390_return_addr_rtx): Likewise.
1422 (s390_back_chain_rtx): Likewise.
1423 (s390_frame_area): Likewise.
1424 (s390_frame_info): Likewise.
1425 (s390_initial_elimination_offset): Likewise.
1426 (save_gprs): Likewise.
1427 (s390_emit_prologue): Likewise.
1428 (s390_emit_epilogue): Likewise.
1429 (s390_function_arg_advance): Likewise.
1430 (s390_function_arg): Likewise.
1431 (s390_va_start): Likewise.
1432 (s390_gimplify_va_arg): Likewise.
1433 (s390_function_profiler): Likewise.
1434 (s390_optimize_prologue): Likewise.
1435 (s390_rtx_costs): Likewise.
1436 (s390_secondary_reload): Likewise.
1437 (s390_promote_function_mode): Likewise.
1438 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1439 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1440 registers available.
1441 (s390_unwind_word_mode): New function.
1442 (s390_function_value): Split 64 bit values into register pair if
1443 used as return value.
1444 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1445 function call parameters. Handle parallels.
1446 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1447 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1448 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1449 (s390_expand_setmem): Remove unused variable src_addr.
1450 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1451 deal with 64 bit registers.
1452 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1453 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1454 (UNITS_PER_LONG): New macro.
1455 * libjava/include/s390-signal.h: Define extended ucontext
1456 structure containing the upper halfs of the 64 bit registers.
1458 2010-04-13 Simon Baldwin <simonb@google.com>
1460 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1462 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1464 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1465 rvalue on the RHS if the LHS is of a non-renamable type.
1466 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1468 2010-04-13 Matthias Klose <doko@ubuntu.com>
1470 * gcc.c (cc1_options): Handle -iplugindir before processing
1471 the cc1 spec. Only add -iplugindir once.
1472 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1474 * common.opt (iplugindir): Remove `Separate' property, initialize.
1475 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1477 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1478 (distclean): Remove plugin dir.
1479 * doc/invoke.texi: Document -iplugindir.
1481 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1483 * doc/plugins.texi (Loading Plugins): Document short
1484 -fplugin=foo option.
1485 (Plugin API): Mention default_plugin_dir_name function.
1487 * gcc.c (find_file_spec_function): Add new declaration.
1488 (static_spec_func): Use it for "find-file".
1489 (find_file_spec_function): Add new function.
1490 (cc1_options): Add -iplugindir option if -fplugin* options found.
1492 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1494 * plugin.c (add_new_plugin): Updated comment, and handle short
1496 (default_plugin_dir_name): Added new function.
1498 * common.opt (iplugindir): New option to set the plugin directory.
1500 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1502 * config/i386/i386.md (any_rotate): New code iterator.
1503 (rotate_insn): New code attribute.
1505 (SWIM124): New mode iterator.
1506 (<rotate_insn>ti3): New expander.
1507 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1508 any_rotate code iterator.
1509 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1510 using any_rotate code iterator and SWIM124 mode iterator.
1511 (ix86_rotlti3): New insn_and_split pattern.
1512 (ix86_rotrti3): Ditto.
1513 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1514 ix86_rotl{di,ti}3 patterns.
1515 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1516 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1517 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1518 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1519 code iterator and SWI mode iterator.
1520 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1521 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1523 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1524 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1525 (bswap rotatert splitter): Add splitter.
1526 (bswap splitter): Macroize splitter using any_rotate code iterator.
1527 Add insn predicate to split only for TARGET_USE_XCHGB or when
1528 optimizing function for size.
1530 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1532 * config/pa/pa.c (emit_move_sequence): Remove use of
1533 deleted variable flag_argument_noalias.
1535 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1537 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1539 Add to unsupported targets list.
1540 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1541 sparc*-sun-solaris2.[567]* from target lists.
1542 * configure: Regenerate.
1543 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1545 Remove Solaris 7 patch references.
1546 (Specific, sparc-sun-solaris2.7): Removed.
1547 (sparc-sun-solaris2*): Update Solaris 7 example.
1548 (sparc64-*-solaris2*): Likewise.
1550 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1552 * config.build (alpha*-dec-osf4*): Remove.
1553 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1554 of obsolete configurations.
1555 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1557 * config/alpha/t-osf4: Renamed to ...
1558 * config/alpha/t-osf5: ... this.
1559 * config/alpha/osf.h: Renamed to ...
1560 * config/alpha/osf5.h: ... this.
1561 Merged old osf5.h contents.
1563 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1564 (EXTRA_SPECS): Removed.
1565 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1566 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1569 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1571 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1573 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1576 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1577 __thiscall convention.
1579 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1581 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1583 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1585 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1587 * function.c (assign_parms_initialize_all): Add unused attribute
1590 2010-04-12 Richard Guenther <rguenther@suse.de>
1592 * gsstruct.def (GSS_CALL): New.
1593 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1594 * gimple.h: Include tree-ssa-alias.h.
1595 (struct gimple_statement_call): New.
1596 (union gimple_statement_struct_d): Add gimple_call member.
1597 (gimple_call_reset_alias_info): Declare.
1598 (gimple_call_use_set): New function.
1599 (gimple_call_clobber_set): Likewise.
1600 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1601 * gimple.c (gimple_call_reset_alias_info): New function.
1602 (gimple_build_call_1): Call it.
1603 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1604 * tree-inline.c (remap_gimple_stmt): Likewise.
1605 (expand_call_inline): Remove callused handling.
1606 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1607 * tree-dfa.c (dump_variable): Likewise.
1608 * tree-parloops.c (parallelize_loops): Likewise.
1609 * tree-ssa.c (init_tree_ssa): Likewise.
1610 (delete_tree_ssa): Likewise.
1611 * tree-flow-inline.h (is_call_used): Remove.
1612 * tree-flow.h (struct gimple_df): Remove callused member.
1613 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1614 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1615 (ref_maybe_used_by_call_p_1): Simplify.
1616 (call_may_clobber_ref_p_1): Likewise.
1617 * tree-ssa-structalias.c (compute_points_to_sets): Set
1618 the call stmt used and clobbered sets.
1619 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1620 (find_tail_calls): Verify the tail call.
1622 2010-04-12 Richard Guenther <rguenther@suse.de>
1624 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1625 single-iteration always-inline inlining.
1626 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1627 (cgraph_decide_inlining): Do not handle always-inline specially.
1628 (try_inline): Remove always-inline cycle detection special case.
1629 Do not recurse on always-inlines.
1630 (cgraph_early_inlining): Do not iterate if not optimizing.
1631 (cgraph_gate_early_inlining): remove.
1632 (pass_early_inline): Run unconditionally.
1633 (gate_cgraph_decide_inlining): New function.
1634 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1635 not inlining or optimizing.
1636 (cgraph_decide_inlining_of_small_functions): Also consider
1637 always-inline functions.
1638 (cgraph_default_inline_p): Return true for nodes which should
1639 disregard inline limits.
1640 (estimate_function_body_sizes): Assume zero size and time for
1641 nodes which are marked as disregarding inline limits.
1642 (cgraph_decide_recursive_inlining): Do not perform recursive
1643 inlining on always-inline nodes.
1645 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1648 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1649 for exprs satisfying handled_component_p.
1651 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1653 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1654 non-constant aggregate elements.
1656 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1657 is a real initialization.
1659 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1662 * c-decl.c (start_function): Move forward check for nested function.
1664 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1666 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1667 * config/sh/sh.c: Include reload.h.
1668 (sh_legitimize_reload_address): New.
1669 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1670 sh_legitimize_reload_address.
1672 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1674 * config/sh/sh.md (*movqi_pop): New insn pattern.
1675 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1677 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1679 * config/i386/i386.md (any_shiftrt): New code iterator.
1680 (shiftrt_insn): New code attribute.
1682 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1683 using any_shiftrt code iterator.
1684 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1685 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1686 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1687 pattern from corresponding peephole2 patterns.
1688 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1689 using any_shiftrt code iterator.
1690 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1691 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1692 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1693 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1694 *{ashr,lshr}<mode>3_cmp_zext.
1695 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1697 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1699 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1701 (*lshr<mode>3_cconly): Ditto.
1703 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1705 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1706 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1707 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1708 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1710 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1711 from corresponding peephole2 patterns.
1712 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1713 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1714 and *lshrdi3_1_rex64 using SWI mode iterator.
1715 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1716 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1717 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1718 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1719 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1720 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1721 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1722 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1723 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1726 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1728 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1729 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1730 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1731 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1733 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1734 from corresponding peephole2 patterns.
1735 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1736 (ashrsi3_cvt): Rename from ashrsi3_31.
1737 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1738 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1739 and x86_64_shift_adj_3 using SWI48 mode iterator.
1740 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1741 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1742 and *ashrdi3_1_rex64 using SWI mode iterator.
1743 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1744 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1745 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1746 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1747 and *ashrdi3_cmp_rex64 using SWI mode iterator.
1748 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1749 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1750 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1751 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1753 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1754 * config/i386/i386.c (ix86_split_ashr): Update for renamed
1755 x86_shift<mode>_adj_3 expanders.
1757 2010-04-10 Wei Guozhi <carrot@google.com>
1760 * config/arm/arm.c (arm_pic_static_addr): New function.
1761 (legitimize_pic_address): Call arm_pic_static_addr when it detects
1763 (arm_output_addr_const_extra): Output expression for new pattern.
1764 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1766 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
1768 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1771 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1772 * web.c: Include "insn-config.h" and "recog.h".
1773 (union_match_dups): New function.
1774 (web_main): Call it.
1775 (union_defs): Don't try to recognize match_dups.
1777 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1778 if doing so would replace the entire pattern.
1780 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1784 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1785 and splitter pattern. Change splitter operand 1 predicate to
1788 2010-04-09 Martin Jambor <mjambor@suse.cz>
1790 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1791 lattices are addresses of CONST_DECLs with the same initial value.
1792 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1793 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1795 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1796 Bernd Schmidt <bernds@codesourcery.com>
1798 * loop-invariant.c (replace_uses): New static function.
1799 (move_invariant_reg): Use it to ensure we can replace the uses.
1801 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1803 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1805 (picochip_override_options): Enable section anchors only above -O1.
1806 (picochip_reorg): Fixed a couple of build warnings.
1808 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1810 * configure.ac (plugin -rdynamic test): Log result.
1811 * configure: Regenerate.
1812 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1813 (RDYNAMIC_SPEC): Define.
1814 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1816 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1818 * configure.ac: Determine Sun ld version numbers.
1819 (comdat_group): Restrict GNU ld version checks to gld.
1820 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1821 (enable_comdat): Support --enable-comdat.
1822 * configure: Regenerate.
1823 * doc/install.texi (Configuration): Document --enable-comdat.
1825 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1827 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1828 * config/sol2-gld.h: ... here.
1829 * config.gcc (sparc*-*-solaris2*): Reflect this.
1830 (i[34567]86-*-solaris2*): Use it.
1832 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1834 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1836 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1838 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1841 * diagnostic.c (diagnostic_initialize): Initialize
1842 some_warnings_are_errors.
1843 (diagnostic_finish): New.
1844 (diagnostic_action_after_output): Call it before exiting.
1845 (diagnostic_report_diagnostic): Do not print message here. Set
1846 some_warnings_are_errors.
1847 * diagnostic.h (diagnostic_context): Delete
1848 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1849 (diagnostic_finish): Declare.
1850 * toplev.c (toplev_main): Call it before exit.
1852 2010-04-09 Jason Merrill <jason@redhat.com>
1855 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1856 for incomplete type.
1859 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1860 based on a warning flag.
1862 2010-04-09 Richard Guenther <rguenther@suse.de>
1864 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1866 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1869 * varasm.c (default_assemble_visibility): Wrap vars that are
1870 set, but unused, by targets without GAS.
1871 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1872 Remove set, but unused, vars.
1873 (rs6000_legitimize_tls_address): Likewise.
1874 (altivec_expand_dst_builtin): Likewise.
1875 * config/darwin.c (machopic_classify_symbol): Likewise.
1876 (machopic_indirection_name): Likewise.
1878 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1880 * config/i386/i386.md (DWI): New mode iterator.
1881 (S): New mode attribute.
1882 (shift_operand): Ditto.
1883 (shift_immediate_operand): Ditto.
1884 (ashl_input_operand): Ditto.
1885 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1886 using SDWIM mode iterator.
1887 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1888 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1890 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1891 from corresponding peephole2 patterns.
1892 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1893 and x86_64_shift_adj_1 using SWI48 mode iterator.
1894 (x86_shift<mode>_adj_2): Ditto.
1895 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1896 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1897 using SWI48 mode iterator.
1898 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1899 *ashldi3_cmp_rex64 using SWI mode iterator.
1900 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1901 *ashldi3_cconly_rex64 using SWI mode iterator.
1902 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1903 x86_shift<mode>_adj_{1,2}.
1904 (ix86_split_ashr): Ditto.
1905 (ix86_split_lshr): Ditto.
1907 2010-04-09 Richard Guenther <rguenther@suse.de>
1909 * target.h (builtin_conversion): Pass in input and output types.
1910 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1911 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1912 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1913 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1915 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1917 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1919 2010-04-09 Richard Guenther <rguenther@suse.de>
1922 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1924 2010-04-09 Richard Guenther <rguenther@suse.de>
1926 * tree-vectorizer.h (struct _stmt_vec_info): Document
1927 that vectype is the type of the LHS.
1928 (supportable_widening_operation, supportable_narrowing_operation):
1929 Get both input and output vector types as arguments.
1930 (vect_is_simple_use_1): Declare.
1931 (get_same_sized_vectype): Likewise.
1932 * tree-vect-loop.c (vect_determine_vectorization_factor):
1933 Set STMT_VINFO_VECTYPE to the vector type of the def.
1934 (vectorizable_reduction): Adjust.
1935 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1936 Adjust. Specify the output vector type.
1937 (vect_pattern_recog_1): Adjust.
1938 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1939 (vectorizable_call): Adjust.
1940 (vectorizable_conversion): Likewise.
1941 (vectorizable_operation): Likewise.
1942 (vectorizable_type_demotion): Likewise.
1943 (vectorizable_type_promotion): Likewise.
1944 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1946 (vect_is_simple_use_1): New function.
1947 (supportable_widening_operation): Get both input and output
1949 (supportable_narrowing_operation): Likewise.
1950 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1952 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1954 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1955 __thiscall and _thiscall as predefined macros.
1956 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1957 thiscall attribute handling.
1958 (ix86_comp_type_attributes): Likewise.
1959 (ix86_function_regparm): Likewise.
1960 (ix86_return_pops_args): Likewise.
1961 (init_cumulative_args): Likewise.
1962 (find_drap_reg): Likewise.
1963 (ix86_static_chain): Likewise.
1964 (x86_this_parameter): Likewise.
1965 (x86_output_mi_thunk): Likewise.
1966 (ix86_attribute_table): Add description for thiscall attribute.
1967 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1968 * doc/extend.texi: Add documentation for thiscall.
1970 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1973 * c.opt (Wint-to-pointer-cast): Available in C++.
1974 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1976 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1978 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1979 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1980 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1981 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1982 function type instead. Reorder and simplify checks.
1984 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1986 2010-04-08 Jing Yu <jingyu@google.com>
1987 Zdenek Dvorak <ook@ucw.cz>
1989 PR tree-optimization/42720
1990 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1991 loop unswitch conditions here from ...
1992 (tree_unswitch_single_loop): ... here.
1994 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1996 * tree-if-conv.c: Fix comments and simplify logic.
1998 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2000 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
2001 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
2002 (main_tree_if_conversion): Update call to tree_if_conversion.
2004 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2007 * doc/invoke.texi (-b,-V): Delete.
2008 * doc/tm.texi: Do not mention -b.
2009 * gcc.c (display_help): Delete -b and -V.
2010 (process_command): Delete -b and -V.
2011 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
2013 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
2014 Wolfgang Gellerich <gellerich@de.ibm.com>
2016 Implement target hook for loop unrolling
2017 * target.h (loop_unroll_adjust): Add a new target hook function.
2018 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
2019 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
2020 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
2021 (s390_loop_unroll_adjust): Implement the new target hook for s390.
2022 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
2024 (decide_unroll_stupid): Likewise.
2026 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2029 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
2031 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2033 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
2034 (Specific, *-*-solaris2*): Likewise.
2035 Don't prefer Sun as over GNU as.
2037 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
2039 * config/s390/s390.c (override_options): Adjust the z10
2040 defaults for max-unroll-times, max-completely-peeled-insns
2041 and max-completely-peel-times.
2043 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2045 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
2046 instructions for z10.
2047 (s390_expand_setmem): Likewise.
2048 (s390_expand_cmpmem): Likewise.
2050 2010-04-08 Richard Guenther <rguenther@suse.de>
2052 PR tree-optimization/43679
2053 * tree-ssa-pre.c (eliminate): Only propagate copies.
2055 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2058 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
2059 set but not used variable warning.
2061 2010-04-08 Wei Guozhi <carrot@google.com>
2064 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
2065 (arm_size_rtx_costs): Call the new function when optimized for size.
2067 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2070 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
2071 op0 is not a MEM, just return NULL instead of assertion
2073 (discover_nonconstant_array_refs): Don't walk debug stmts.
2075 2010-04-08 Doug Kwan <dougkwan@google.com>
2077 * configure.ac: Recognize gold and do not use its version number
2078 to test ld features.
2079 * configure: Regenerate.
2081 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
2084 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
2085 (negate_value): Move code to push elements to broken_up_substracts ...
2086 (eliminate_plus_minus_pair): ... here. Push operands that have no
2087 negative pair to plus_negates.
2088 (repropagate_negates, init_reassoc, fini_reassoc): Update.
2090 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2092 * doc/install.texi (Configuration): Move description of
2093 --enable-lto, --with-libelf*, --enable-gold from Java section to
2096 * doc/generic.texi (Working with declarations)
2097 (Function Properties, C and C++ Trees): Fix typos.
2098 * doc/sourcebuild.texi (Top Level): Likewise.
2100 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2103 * tree.h (DECL_READ_P): Define.
2104 (struct tree_decl_common): Add decl_read_flag.
2105 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
2106 a set but not used warning.
2107 (merge_decls): Merge DECL_READ_P flag.
2108 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
2109 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
2110 * c-common.c (handle_used_attribute, handle_unused_attribute):
2112 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
2114 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
2116 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
2117 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
2118 c_parser_binary_expression, c_parser_cast_expression,
2119 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
2120 Call default_function_array_read_conversion instead of
2121 default_function_array_conversion where needed.
2122 (c_parser_unary_expression, c_parser_conditional_expression,
2123 c_parser_postfix_expression_after_primary, c_parser_initelt):
2124 Likewise. Call mark_exp_read where needed.
2125 (c_parser_statement_after_labels, c_parser_asm_operands,
2126 c_parser_typeof_specifier, c_parser_sizeof_expression,
2127 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
2129 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
2131 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
2132 (warn_unused_but_set_parameter): Default to warn_unused
2134 * doc/invoke.texi: Document -Wunused-but-set-variable and
2135 -Wunused-but-set-parameter.
2137 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
2138 used count variable.
2139 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
2140 when operandN variables aren't used in the body of the expander
2142 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
2143 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
2144 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
2145 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
2146 FOR_EACH_IMM_USE_ON_STMT): Likewise.
2147 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
2148 * tree.c (PROCESS_ARG): Likewise.
2150 2010-04-07 Simon Baldwin <simonb@google.com>
2152 * diagnostic.h (diagnostic_override_option_index): New macro to
2153 set a diagnostic's option_index.
2154 * c-tree.h (c_cpp_error): Add warning reason argument.
2155 * opts.c (_warning_as_error_callback): New.
2156 (register_warning_as_error_callback): Store callback for
2157 warnings enabled via enable_warning_as_error.
2158 (enable_warning_as_error): Call callback, minor code tidy.
2159 * opts.h (register_warning_as_error_callback): Declare.
2160 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
2161 response to -Werror=.
2162 (c_common_init_options): Register warning_as_error_callback in opts.c.
2163 * common.opt: Add -Wno-cpp option.
2164 * c-common.c (struct reason_option_codes_t): Map cpp warning
2165 reason codes to gcc option indexes.
2166 * (c_option_controlling_cpp_error): New function, lookup the gcc
2167 option index for a cpp warning reason code.
2168 * (c_cpp_error): Add warning reason argument, call
2169 c_option_controlling_cpp_error for diagnostic_override_option_index.
2170 * doc/invoke.texi: Document -Wno-cpp.
2172 2010-04-07 Richard Guenther <rguenther@suse.de>
2174 * ipa-reference.c (mark_load): Use get_base_address.
2175 (mark_store): Likewise.
2177 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
2178 inserting GIMPLE_NOPs into the IL.
2179 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2180 Explicitly strip handled components and indirect references.
2182 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
2183 folding address expressions.
2184 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
2185 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
2186 operand_equal_p to compare decls.
2187 (ptr_deref_may_alias_decl_p): Likewise.
2188 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
2189 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
2190 Handle reversed comparison ops.
2191 * tree-sra.c (asm_visit_addr): Use get_base_address.
2192 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
2193 * ipa-reference.c (mark_address): Use get_base_address.
2195 2010-04-07 Richard Guenther <rguenther@suse.de>
2197 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2198 Propagate constants everywhere.
2200 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2203 * tree.c (MAX_INT_CACHED_PREC): Define.
2204 (nonstandard_integer_type_cache): New array.
2205 (build_nonstandard_integer_type): Cache results for precision
2206 <= MAX_INT_CACHED_PREC.
2208 2010-04-07 Richard Guenther <rguenther@suse.de>
2210 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2211 -fargument-noalias-global, -fargument-noalias-anything): Remove.
2212 * common.opt: Likewise.
2213 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2214 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2215 (nonoverlapping_memrefs_p): Likewise.
2216 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2217 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2218 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2219 OPT_fargument_noalias_global for backward compatibility.
2221 2010-04-07 Richard Guenther <rguenther@suse.de>
2223 PR tree-optimization/43270
2224 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2225 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2226 * tree-ssa-pre.c (phi_translate_1): Adjust.
2227 (fully_constant_expression): Split out vn_reference handling to ...
2228 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2229 Fold reads from constant strings.
2230 (vn_reference_lookup): Handle fully constant references.
2231 (vn_reference_lookup_pieces): Likewise.
2232 * Makefile.in (expmed.o-warn): Add -Wno-error.
2234 2010-04-07 Martin Jambor <mjambor@suse.cz>
2236 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2238 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2241 * gcc.c: Add -static-libstdc++ to list of recognized options.
2243 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2245 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2247 2010-04-07 Richard Guenther <rguenther@suse.de>
2250 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2251 bases build simple mem attributes to retain points-to information.
2253 2010-04-07 Richard Guenther <rguenther@suse.de>
2256 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2257 preserve points-to related information.
2259 2010-04-07 Richard Guenther <rguenther@suse.de>
2262 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2263 discard plain indirect references.
2264 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2265 * tree.c (tree_nop_conversion): Likewise.
2267 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2270 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2272 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2274 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2275 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2277 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2279 * tree-if-conv.c: Fix indentation and comments.
2281 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2283 * tree-if-conv.c: Sort static functions in topological order.
2285 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2287 * tree-if-conv.c: Fix indentation and comments.
2289 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2292 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2293 lang_hooks.types.type_for_size instead of
2294 build_nonstandard_integer_type.
2295 When converting an unsigned type to signed, double its precision.
2296 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2297 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2298 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2301 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2304 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2305 POINTER_PLUS_EXPR for pointer types.
2307 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2310 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2311 * graphite-clast-to-gimple.c: Include langhooks.h.
2312 (max_signed_precision_type): New.
2313 (max_precision_type): Takes two types as arguments.
2314 (precision_for_value): New.
2315 (precision_for_interval): New.
2316 (gcc_type_for_interval): New.
2317 (gcc_type_for_value): New.
2318 (gcc_type_for_clast_term): New.
2319 (gcc_type_for_clast_red): New.
2320 (gcc_type_for_clast_bin): New.
2321 (gcc_type_for_clast_expr): Split up into several functions.
2322 (gcc_type_for_clast_eq): Rewritten.
2323 (compute_bounds_for_level): New.
2324 (compute_type_for_level_1): New.
2325 (compute_type_for_level): New.
2326 (gcc_type_for_cloog_iv): Removed.
2327 (gcc_type_for_iv_of_clast_loop): Rewritten.
2328 (graphite_create_new_loop): Compute the lower and upper bound types
2329 with gcc_type_for_clast_expr.
2330 (graphite_create_new_loop_guard): Same.
2331 (find_cloog_iv_in_expr): Removed.
2332 (compute_cloog_iv_types_1): Removed.
2333 (compute_cloog_iv_types): Removed.
2334 (gloog): Do not call compute_cloog_iv_types.
2335 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2337 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2338 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2339 (GBB_CLOOG_IV_TYPES): Removed.
2341 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2343 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2344 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2345 (detect_commutative_reduction): Same.
2347 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2349 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2350 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2352 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2353 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2354 (rewrite_commutative_reductions_out_of_ssa): Same.
2355 * passes.c (execute_function_todo): Call verify_ssa for every pass
2356 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2357 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2358 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2359 with an extra argument.
2360 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2361 verify_ssa only when the extra argument is true.
2362 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2363 with an extra argument.
2364 (tree_transform_and_unroll_loop): Same.
2366 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2368 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2369 for all the passes of the LNO having LOOP_CLOSED_SSA.
2370 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2371 * tree-loop-distribution.c (pass_loop_distribution): Same.
2372 * tree-pass.h (TODO_verify_loops): Removed.
2373 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2375 (pass_tree_unswitch): Same.
2376 (pass_predcom): Same.
2377 (pass_vectorize): Same.
2378 (pass_linear_transform): Same.
2379 (pass_graphite_transforms): Same.
2380 (pass_iv_canon): Same.
2381 (pass_complete_unroll): Same.
2382 (pass_complete_unrolli): Same.
2383 (pass_parallelize_loops): Same.
2384 (pass_loop_prefetch): Same.
2385 (pass_iv_optimize): Same.
2387 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2390 * passes.c (init_optimization_passes): Move pass_lim before
2391 pass_copy_prop and pass_dce_loop.
2393 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2396 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2397 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2398 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2399 MULTI_* defines for 4 argument vpermil2p* builtins.
2401 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2403 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2404 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2405 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2406 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2407 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2408 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2409 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2410 Use x86_maybe_negate_const_int to output insn mnemonic.
2411 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2412 check from instruction predicate. Update comments.
2413 * config/i386/sync.md (sync_add<mode>): Use
2414 x86_maybe_negate_const_int to output insn mnemonic.
2416 2010-04-06 Jan Hubicka <jh@suse.cz>
2418 PR tree-optimization/42906
2419 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2420 IGNORE_SELF argument. Set visited_control_parents for fully
2422 (find_obviously_necessary_stmts): Update call of
2423 mark_control_dependent_edges_necessary.
2424 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2426 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2428 * config/i386/i386.md: Remove comment about 'e' and 'E'
2431 2010-04-06 Richard Guenther <rguenther@suse.de>
2433 PR tree-optimization/43627
2434 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2435 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2438 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2440 * BASE-VER: Change to 4.6.0.
2443 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2446 2010-04-06 Richard Guenther <rguenther@suse.de>
2449 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2451 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2453 * doc/invoke.texi (Optimize Options): Document that LTO
2454 won't remove object access purely due to incompatible
2457 2010-04-04 Matthias Klose <doko@ubuntu.com>
2459 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2460 Initialize variable.
2462 2010-04-03 Richard Guenther <rguenther@suse.de>
2465 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2466 require a non-NULL MEM_OFFSET.
2468 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2470 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2471 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2472 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2473 config/alpha/predicates.md, config/arm/arm.md,
2474 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2475 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2476 config/darwin9.h, config/darwin.c, config/darwin.h,
2477 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2478 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2479 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2480 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2481 config/mips/mips.md, config/mn10300/mn10300.c,
2482 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2483 config/rs6000/aix.h, config/rs6000/dfp.md,
2484 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2485 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2486 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2487 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2488 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2489 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2490 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2491 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2492 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2493 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2494 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2495 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2496 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2497 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2498 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2499 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2500 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2501 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2502 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2503 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2504 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2505 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2506 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2507 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2508 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2509 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2510 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2511 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2512 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2513 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2514 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2515 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2516 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2517 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2518 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2519 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2521 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2524 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2525 * aclocal.m4: Regenerate.
2527 2010-04-02 Richard Guenther <rguenther@suse.de>
2529 PR tree-optimization/43629
2530 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2531 if we have seen a constant value.
2533 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2535 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2537 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2540 * arm.c (legitimize_tls_address): Adjust call to
2541 gen_tls_load_dot_plus_four.
2542 (arm_note_pic_base): New function.
2543 (arm_cannot_copy_insn_p): Use it.
2544 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2547 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2552 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2554 * Makefile.in ($(out_object_file)): Depend on
2555 gt-$(basename $(notdir $(out_file))).h.
2557 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2559 * config.gcc (lm32-*-rtems*): Add t-lm32.
2561 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2563 * config.gcc: Add lm32-*-rtems*.
2564 * config/lm32/rtems.h: New file.
2566 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2569 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2571 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2573 * dwarf2out.c (output_compilation_unit_header): For
2574 -gdwarf-4 use version 4 instead of version 3.
2575 (output_line_info): For version 4 and above emit additional
2576 maximum ops per insn header field.
2577 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2579 * dwarf2out.c (is_c_family, is_java): Remove.
2580 (lower_bound_default): New function.
2581 (add_bound_info, gen_descr_array_type_die): Use it.
2583 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2586 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2587 re-declaration when it happens in a function.
2589 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2591 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2592 (cgraph_remove_function_insertion_hook): Same.
2593 (cgraph_call_function_insertion_hooks): Same.
2595 2010-04-01 Richard Guenther <rguenther@suse.de>
2598 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2599 and TREE_THIS_VOLATILE.
2600 (copy_ref_info): Likewise.
2601 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2602 * tree.c (build6_stat): Ignore side-effects of all but arg5
2603 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2606 2010-04-01 Richard Guenther <rguenther@suse.de>
2608 PR tree-optimization/43607
2609 * ipa-type-escape.c (check_call): Do not access non-existing
2612 2010-04-01 Richard Guenther <rguenther@suse.de>
2616 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2617 Jack Howarth <howarth@bromo.med.uc.edu>
2619 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2622 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2624 * doc/install.texi (Prerequisites): Document libelf usability on
2625 IRIX 5/6 and Solaris 2.
2626 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2627 Update GNU as, GNU ld requirements.
2628 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2629 Document Sun Studio compiler download.
2630 Update and simplify as, ld recommendations.
2631 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2633 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2635 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2636 with_tune_32 to pentium4.
2638 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2640 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2642 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2644 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2645 obsoletion, removal.
2647 Document GNU as requirement.
2648 Update configure requirements.
2649 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2650 Recomment IRIX 6.5.18+.
2651 Document IDF/IDL requirement.
2652 Document GNU as requirement.
2653 Document GNU ld bootstrap failure.
2654 Remove freeware.sgi.com reference.
2656 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2658 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2659 UNIX V4.0, V5.0 obsoletion, removal.
2660 Remove --with-gc=simple reference.
2661 Update VM requirements during bootstrap.
2662 Remove -oldas bootstrap description.
2663 Update binutils reference.
2664 Remove comparison failure note.
2666 2010-03-31 Richard Guenther <rguenther@suse.de>
2667 Zdenek Dvorak <ook@ucw.cz>
2668 Sebastian Pop <sebastian.pop@amd.com>
2671 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2672 with multiple arguments.
2673 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2675 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2677 * graphite-dependences.c (print_pddr): Call print_pdr with an
2679 * graphite-poly.c (debug_pdr): Add an extra argument for the
2682 (print_pbb_domain): Same.
2684 (print_scop_context): Same.
2686 (print_cloog): Same.
2687 (debug_pbb_domain): Same.
2691 (debug_scop_context): Same.
2693 (debug_cloog): Same.
2694 (print_scop_params): Same.
2695 (debug_scop_params): Same.
2696 (print_iteration_domain): Same.
2697 (print_iteration_domains): Same.
2698 (debug_iteration_domain): Same.
2699 (debug_iteration_domains): Same.
2700 (print_scattering_function): Same.
2701 (print_scattering_functions): Same.
2702 (debug_scattering_function): Same.
2703 (debug_scattering_functions): Same.
2704 * graphite-poly.h (debug_pdr): Update declaration.
2706 (print_pbb_domain): Same.
2708 (print_scop_context): Same.
2710 (print_cloog): Same.
2711 (debug_pbb_domain): Same.
2715 (debug_scop_context): Same.
2717 (debug_cloog): Same.
2718 (print_scop_params): Same.
2719 (debug_scop_params): Same.
2720 (print_iteration_domain): Same.
2721 (print_iteration_domains): Same.
2722 (debug_iteration_domain): Same.
2723 (debug_iteration_domains): Same.
2724 (print_scattering_function): Same.
2725 (print_scattering_functions): Same.
2726 (debug_scattering_function): Same.
2727 (debug_scattering_functions): Same.
2729 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2731 * graphite-poly.c (print_scattering_function_1): New.
2732 (print_scattering_function): Call it.
2733 (print_scop_params): Remove spaces at the end of lines.
2736 * graphite-poly.h (print_cloog): Declared.
2737 (debug_cloog): Declared.
2739 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2741 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2743 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2744 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2745 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2746 to switch between adding the IV bump in loop->latch or in loop->header.
2748 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2750 * graphite-poly.c (print_scattering_function): Pretty print following
2753 (print_pbb_domain): Same.
2754 (dump_gbb_cases): Same.
2755 (dump_gbb_conditions): Same.
2758 (print_scop_params): Same.
2759 (print_scop_context): Same.
2761 (print_pbb_body): New.
2762 (lst_indent_to): New.
2763 (print_lst): Start new lines with a #.
2764 * graphite-poly.h (pbb_bb): New.
2765 (pbb_index): Use pbb_bb.
2766 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2768 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2770 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2772 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2773 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2774 and 0 instead of 1 for dw_val_class_flag.
2775 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2776 dw_val_class_range_list, dw_val_class_loc_list,
2777 dw_val_class_lineptr and dw_val_class_macptr, use
2778 DW_FORM_flag_present for dw_val_class_flag and
2779 DW_FORM_exprloc for dw_val_class_loc.
2780 (output_die): For -gdwarf-4 print dw_val_class_loc
2781 size as uleb128 instead of 1 or 2 bytes and don't print
2782 anything for dw_val_class_flag.
2784 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2785 instead of cselib_lookup following by tweaking locs->setting_insn.
2788 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2789 even before returning from label, setjmp call or volatile asm
2792 2010-03-31 Richard Guenther <rguenther@suse.de>
2795 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2796 temporary data on stack.
2798 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2800 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2801 (PUSHSECTION_ASM_OP): Remove.
2802 (POPSECTION_ASM_OP): Remove.
2803 (PUSHSECTION_FORMAT): Remove.
2804 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2805 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2806 * config/sol2.c (solaris_output_init_fini): Use it.
2808 2010-03-31 Jie Zhang <jie@codesourcery.com>
2811 * opt-functions.awk (var_type_struct): Use signed char type
2812 for simple variables.
2814 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2816 * config/sol2.c: Include output.h.
2817 (solaris_assemble_visibility): New function.
2818 * config/t-sol2 (sol2.o): Add output.h dependency.
2819 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2820 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2823 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2826 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2827 V2SImode or XFmode on PRE_DEC.
2830 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2833 2010-03-31 Jie Zhang <jie@codesourcery.com>
2836 * reload.h (caller_save_initialized_p): Declare.
2837 * toplev.c (backend_init_target): Don't call
2838 init_caller_save but set caller_save_initialized_p to false.
2839 * caller-save.c (caller_save_initialized_p): Define.
2840 (init_caller_save): Check caller_save_initialized_p.
2841 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2843 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2846 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2847 and soft-fp/t-softfp to tmake_file.
2848 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2849 (LIBGCC2_TF_CEXT): Define.
2852 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2855 * cselib.c (n_useless_values): Document handling of debug locs.
2856 (n_useless_debug_values, n_debug_values): New variables.
2857 (new_elt_loc_list): Don't add to debug values, keep count.
2858 (promote_debug_loc): New.
2859 (cselib_reset_table): Zero new variables.
2860 (entry_and_rtx_equal_p): Promote debug locs.
2861 (discard_useless_locs): Increment n_useless_debug_values for
2863 (remove_useless_values): Adjust n_useless_values and n_debug_values
2864 with n_useless_debug_values.
2865 (add_mem_for_addr): Promote debug locs.
2866 (cselib_lookup_mem): Likewise.
2867 (cselib_lookup_addr): Renamed to...
2868 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2869 (cselib_log_lookup): ... this. Turn into...
2870 (cselib_lookup_addr): ... new wrapper.
2871 (cselib_lookup_from_insn): New.
2872 (cselib_invalidate_regno): Increment n_useless_debug_values for
2874 (cselib_invalidate_mem): Likewise.
2875 (cselib_process_insn): Take n_deleted and n_debug_values into
2876 account to guard remove_useless_value call.
2877 (cselib_finish): Zero n_useless_debug_values.
2878 * cselib.h (cselib_lookup_from_insn): Declare.
2879 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2880 (sched_analyze_2): Likewise.
2882 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2884 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2886 (adjust_mems): Replace narrowing SUBREG of expression containing
2887 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2888 with operations in the narrower mode.
2891 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2892 regs_invalidated_by_call instead all call_used_reg_set registers.
2894 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2897 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2898 pointer comparisons with types_compatible_p.
2899 * tree-vect-stmts.c (vectorizable_call): Same.
2900 (vectorizable_condition): Same.
2902 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2904 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2905 stack check if the mask would be zero.
2907 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2908 Jack Howarth <howarth@bromo.med.uc.edu>
2910 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2913 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2916 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2918 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2919 Include ___unordxf2 and ___unordtf2.
2920 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2923 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2925 * config/lm32/t-lm32: New file.
2926 * config.gcc: Use the above file when targetting lm32.
2928 2010-03-28 Duncan Sands <baldrick@free.fr>
2930 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2932 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2935 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2936 Improve vectorization cost model diagnostic.
2938 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2941 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2942 compute_data_dependences_for_loop returns false, early exit
2943 and output an extra diagnostic for the failed data reference
2946 2010-03-29 Richard Guenther <rguenther@suse.de>
2948 PR tree-optimization/43560
2949 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2950 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2952 2010-03-29 Jie Zhang <jie@codesourcery.com>
2955 * toplev.c (process_options): Set optimization_default_node
2956 and optimization_current_node.
2957 * opts.c (decode_options): Don't set optimization_default_node
2958 and optimization_current_node.
2960 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2962 * config/rtems.h: Abandon -qrtems_debug.
2964 2010-03-28 Jan Hubicka <jh@suse.cz>
2966 PR tree-optimization/43505
2967 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2968 map should not be copied.
2970 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2973 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2974 cdtors, set DECL_PRESERVE_P.
2975 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2978 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2980 PR tree-optimization/43528
2981 * stor-layout.c (place_field): Check that constant fits into
2982 unsigned HWI when skipping calculation of MS bitfield layout.
2984 2010-03-27 Jan Hubicka <jh@suse.cz>
2987 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2988 notice_global_symbol work.
2990 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2992 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2993 instead of dwarf2out_decl.
2994 (struct var_loc_node): Remove section_label field.
2995 (dwarf2out_function_decl): New function.
2996 (dwarf2out_var_location): Don't set section_label field.
2997 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2999 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3001 PR tree-optimization/43544
3002 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3003 First argument for builtin vectorized function hook is now a
3004 tree to be able to distinguish between machine specific and
3006 * targhooks.c (default_builtin_vectorized_function): Ditto.
3007 * targhooks.h (default_builtin_vectorized_function): Ditto.
3008 * target.h (struct gcc_target): Ditto.
3009 * tree-vect-stmts.c (vectorizable_function): Ditto.
3010 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
3011 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
3014 2010-03-26 Joseph Myers <joseph@codesourcery.com>
3017 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
3018 nested binding iff it is a FUNCTION_DECL.
3019 (store_parm_decls_newstyle): Pass nested=true to bind for
3020 FUNCTION_DECLs amongst parameters.
3022 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3024 * var-tracking.c (vt_expand_loc_callback): Don't run
3025 cselib_expand_value_rtx_cb in dummy mode if
3026 cselib_dummy_expand_value_rtx_cb returned false.
3028 * var-tracking.c (emit_note_insn_var_location): For one part
3029 notes with offset 0, don't add EXPR_LIST around the location.
3030 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
3031 add_location_or_const_value_attribute): Adjust for that change.
3034 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
3035 into first operand and location into second.
3036 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
3037 dw_cfi_oprnd_loc for DW_CFA_expression.
3038 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
3039 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
3040 assume first argument is regnum and second argument is location.
3042 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3045 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
3046 of scratch register to DImode. Split to DImode comparison operator.
3047 Use SImode subreg of scratch register in the multiplication.
3048 (*cmp_sadd_sidi): Ditto.
3049 (*cmp_ssub_si): Ditto.
3050 (*cmp_ssub_sidi): Ditto.
3052 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3055 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
3056 Remove invalid assert and wrong comment.
3058 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3061 * flags.h (final_insns_dump_p): New extern.
3062 * final.c (final_insns_dump_p): New variable.
3063 (rest_of_clean_state): Set it before -fdump-final-insns=
3064 dumping, clear afterwards.
3065 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
3066 MEM_ALIAS_SET on MEMs.
3068 2010-03-26 David S. Miller <davem@davemloft.net>
3070 * configure.ac: Fix sparc GOTDATA_OP bug check.
3071 * configure: Rebuild.
3073 2010-03-26 Alan Modra <amodra@gmail.com>
3075 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
3077 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3079 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
3080 TLS_SECTION_ASM_FLAG.
3082 2010-03-25 Jakub Jelinek <jakub@redhat.com>
3085 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
3086 Clear first_function_block_is_cold.
3089 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
3090 argument if the argument is truth_value_p.
3092 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3094 * config/rs6000/constraints.md: Update copyright year for my changes.
3097 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
3098 used in reg+reg addressing, swap registers.
3100 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3103 * target.h (struct gcc_target): Add code_end hook.
3104 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
3106 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
3107 * toplev.c (compile_file): Call targetm.asm_out.code_end
3108 hook before unwind info/debug info output.
3109 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
3110 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
3111 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3112 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
3113 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3114 * config/i386/i386.c (ix86_file_end): Renamed to...
3115 (ix86_code_end): ... this. Make static. Don't call
3116 file_end_indicate_exec_stack. Emit unwind info using
3117 final_start_function/final_end_function.
3118 (darwin_x86_file_end): Remove.
3119 (TARGET_ASM_CODE_END): Define.
3120 * config/i386/i386.h (TARGET_ASM_FILE_END,
3121 NEED_INDICATE_EXEC_STACK): Don't define.
3122 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
3123 (TARGET_ASM_FILE_END): Define to darwin_file_end.
3124 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
3125 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
3128 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
3129 at the beginning and final_end_function at the end.
3130 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3132 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3134 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
3135 and Sun as TLS syntax.
3136 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
3137 * configure: Regenerate.
3138 * config.in: Regenerate.
3139 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
3140 (default_elf_asm_named_section): Use it.
3141 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
3142 (i386_output_dwarf_dtprel): Likewise.
3143 (output_addr_const_extra): Likewise.
3144 (output_pic_addr_const): Lowercase @GOTTPOFF.
3145 (output_addr_const_extra): Likewise.
3146 (output_pic_addr_const): Lowercase @GOTNTPOFF.
3147 (output_addr_const_extra): Likewise.
3148 (output_pic_addr_const): Lowercase @INDNTPOFF.
3149 (output_addr_const_extra): Likewise.
3150 (output_pic_addr_const): Lowercase @NTPOFF.
3151 (output_addr_const_extra): Likewise.
3152 (output_pic_addr_const): Lowercase @TPOFF.
3153 (output_addr_const_extra): Likewise.
3154 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
3155 (*tls_global_dynamic_64): Likewise.
3156 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
3157 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
3159 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
3160 (ASM_OUTPUT_TLS_COMMON): Use it.
3161 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
3164 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
3165 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
3166 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
3167 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
3168 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3169 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
3171 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3173 * config/i386/i386.c (override_options): Don't accept
3174 -mtls-dialect=sun any longer.
3175 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
3176 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
3177 (*tls_local_dynamic_base_32_sun): Likewise.
3178 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3180 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3183 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3184 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
3187 * ira.c (adjust_cleared_regs): New function.
3188 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
3192 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
3194 * expr.c (expand_expr_real): Restore previous
3195 curr_insn_source_location and curr_insn_block after
3196 expand_expr_real_1 call.
3197 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
3198 instead of expand_expr_real_1.
3200 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
3202 PR rtl-optimization/43413
3203 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3206 2010-03-22 James E. Wilson <wilson@codesourcery.com>
3209 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3210 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3212 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3214 * config/i386/i386.c (ix86_target_string): Add -mfma.
3215 Fix a typo in comment.
3217 2010-03-22 Mike Stump <mikestump@comcast.net>
3220 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3221 Don't overly align based upon packed packed fields.
3223 2010-03-22 Jason Merrill <jason@redhat.com>
3225 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3226 Use () rather than [], and move before the element type.
3228 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3230 * doc/configfiles.texi (Configuration Files): Removed
3231 fixinc/Makefile*, intl/Makefile.*.
3232 * doc/makefile.texi: Fixed markup. Abstract from version
3233 control system used.
3234 (Makefile): Removed obsolete gcc/java/parse.y example.
3235 * doc/sourcebuild.texi: Likewise.
3236 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3237 libgomp, libssp. Removed fastjar.
3238 (Miscellaneous Docs): Clarify location.
3239 Added COPYING3, COPYING3.LIB.
3240 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3242 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3245 * config/i386/i386.c (x86_function_profiler)
3246 [!NO_PROFILE_COUNTERS]: Fix typo.
3247 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3250 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3251 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3253 * doc/sourcebuild.texi (Test Directives): Split into six
3254 subsections, with most of the current text in new subsections
3255 Directives, Selectors, and Final Actions.
3256 (Directives): Split list of test directives into multiple
3258 (Selectors): Describe use and syntax of selectors.
3259 (Effective-Target Keywords): Describe all existing keywords.
3260 (Add Options): Describe features for dg-add-options.
3261 (Require Support): Describe variants of dg-require-support.
3262 (Final Actions): Describe commands to use in dg-final.
3264 2010-03-22 Michael Matz <matz@suse.de>
3267 * recog.c (validate_replace_rtx_group): Replace also in
3268 REG_EQUAL and REG_EQUIV notes.
3270 2010-03-22 Richard Guenther <rguenther@suse.de>
3272 PR tree-optimization/43390
3273 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3274 sure vector extracts are type correct.
3276 2010-03-22 Richard Guenther <rguenther@suse.de>
3279 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3280 x * sqrt (x) even when optimizing for size if the target
3281 has native support for sqrt.
3283 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3285 * varasm.c (make_decl_rtl_for_debug): Also clear
3286 flag_mudflap for the duration of make_decl_rtl call.
3289 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3290 locs from preserved VALUEs.
3292 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3295 * pa.md (movmemsi): Set align to one if zero.
3296 (movmemdi): Likewise.
3298 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3301 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3302 with their corresponding prologue pushes.
3304 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3307 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3308 at the begining or end.
3309 (spu_expand_epilogue): Likewise.
3311 2010-03-20 Richard Guenther <rguenther@suse.de>
3313 PR rtl-optimization/43438
3314 * combine.c (make_extraction): Properly zero-/sign-extend an
3315 extraction of the low part of a CONST_INT. Also handle
3318 2010-03-19 Mike Stump <mikestump@comcast.net>
3320 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3321 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3322 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3324 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3327 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3330 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3332 PR rtl-optimization/42258
3333 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3334 use that may match DEF.
3337 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3338 the cost of loading the constant rather than assuming
3340 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3341 outer code is AND, do the same tests as the andsi3 expander and
3342 return COSTS_N_INSNS (1) if and is cheap.
3344 * optabs.c (avoid_expensive_constant): Fix formatting.
3346 2010-03-19 Michael Matz <matz@suse.de>
3349 * attribs.c (decl_attributes): When rebuilding a function pointer
3350 type use the same qualifiers as the original pointer type.
3352 2010-03-19 Martin Jambor <mjambor@suse.cz>
3354 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3355 and is_gimple_ip_invariant_address.
3357 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3360 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3362 * config/arm/arm.c (arm_override_options): Turn off
3363 flag_dwarf2_cfi_asm for AAPCS variants.
3365 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3368 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3369 Use PRE_MODIFY instead of PRE_DEC.
3370 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3371 (vfp_emit_fstmd): Likewise.
3373 2010-03-19 Michael Matz <matz@suse.de>
3376 * builtins.c (expand_builtin_interclass_mathfn,
3377 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3380 2010-03-19 Richard Guenther <rguenther@suse.de>
3382 PR tree-optimization/43415
3383 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3384 (phi_translate_1): ... this.
3385 (phi_translate): Move all caching here. Cache all NARY
3386 and REFERENCE translations.
3388 2010-03-19 David S. Miller <davem@davemloft.net>
3390 With help from Eric Botcazou.
3391 * config/sparc/sparc.c: Include dwarf2out.h.
3392 (emit_pic_helper): Delete.
3393 (pic_helper_symbol_name): Delete.
3394 (pic_helper_emitted_p): Delete.
3395 (pic_helper_needed): New.
3396 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3397 (get_pc_thunk_name): New.
3398 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3399 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3400 Set pic_helper_needed to true. Don't call emit_pic_helper.
3401 (sparc_expand_prologue): Update load_pic_register call.
3402 (sparc_output_mi_thunk): Likewise.
3403 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3404 thunk if possible. Output CFI information as needed.
3406 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3407 Jack Howarth <howarth@bromo.med.uc.edu>
3410 * config/i386/i386.h: Fix ABI on darwin x86-32.
3412 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3414 * tree.h: Declare make_decl_rtl_for_debug.
3415 * varasm.c (make_decl_rtl_for_debug): New.
3416 * dwarf2out.c (rtl_for_decl_location): Call it.
3417 * cfgexpand.c (expand_debug_expr): Call it.
3419 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3422 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3426 * var-tracking.c (vt_init_cfa_base): Do nothing if
3427 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3429 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3432 * var-tracking.c (canonicalize_vars_star): New.
3433 (dataflow_post_merge_adjust): Use it.
3435 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3438 * var-tracking.c (non_suitable_const): New function.
3439 (add_uses): For DEBUG_INSNs with constants, don't record any
3440 value, instead just the constant value itself.
3441 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3442 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3443 (emit_notes_in_bb): Likewise.
3444 (emit_note_insn_var_location): For onepart variables if
3445 cur_loc is a VOIDmode constant, use DECL_MODE.
3447 2010-03-18 Martin Jambor <mjambor@suse.cz>
3450 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3451 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3452 all non-clones. Moved call redirection...
3453 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3454 (cgraph_materialize_all_clones): Dispose of all
3455 combined_args_to_skip bitmaps.
3456 (verify_cgraph_node): Do not check for edges pointing to wrong
3457 nodes in inline clones.
3458 * tree-inline.c (copy_bb): Call
3459 cgraph_redirect_edge_call_stmt_to_callee.
3460 * ipa.c (cgraph_remove_unreachable_nodes): Call
3461 cgraph_node_remove_callees even when there are used clones.
3463 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3465 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3467 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3470 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3473 2010-03-18 Michael Matz <matz@suse.de>
3476 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3477 into sqrt(x) if we need to preserve signed zeros.
3479 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3480 Eric Botcazou <ebotcazou@adacore.com>
3482 PR rtl-optimization/43360
3483 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3484 note if we don't know its invariant status.
3486 2010-03-18 Michael Matz <matz@suse.de>
3488 PR tree-optimization/43402
3489 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3490 PHI chains of ssa names registered for update.
3492 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3495 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3496 non-offsettable and pre_modify update addressing.
3497 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3498 and "2" alternatives "#".
3499 (*movdd_softfloat32): Make all alternatives "#";
3500 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3501 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3502 (*movdf_softfloat32): Make all alternatives "#";
3503 (movdi): Use the new DIFD mode iterator to create a common splitter
3504 for movdi, movdf and movdd patterns.
3506 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3508 * common.opt (dumpdir): Remove redundant tab.
3510 2010-03-17 Martin Jambor <mjambor@suse.cz>
3512 PR tree-optimization/43347
3513 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3514 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3516 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3518 PR rtl-optimization/42216
3519 * regrename.c (create_new_chain): New function, broken out from...
3520 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3521 appending a use to an empty chain.
3522 (build_def_use): Remove previous changes that convert OP_INOUT to
3523 OP_OUT operands; instead detect the case where an OP_INOUT operand
3524 uses a previously untracked register and create an empty chain for it.
3526 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3528 * doc/extend.texi (Function Attributes): Rewrite unfinished
3529 sentence in ms_abi documentation.
3531 2010-03-17 Alan Modra <amodra@gmail.com>
3533 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3534 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3535 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3536 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3538 2010-03-16 Richard Henderson <rth@redhat.com>
3541 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3542 (lower_try_finally): Save and restore eh_seq around the expansion
3545 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3547 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3548 statements before splitting block.
3550 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3552 * doc/sourcebuild.texi (Testsuites): Fix markup.
3553 Use pathnames relative to gcc/testsuite.
3554 (Test Directives): Move description of how timeout is determined.
3555 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3556 (C Tests): Correct gcc.misc-tests directory.
3557 Framework tests now live in gcc.test-framework.
3559 2010-03-16 Richard Guenther <rguenther@suse.de>
3562 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3563 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3565 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3566 Alexandre Oliva <aoliva@redhat.com>
3568 PR tree-optimization/42917
3569 * lambda-code.c (remove_iv): Skip debug statements.
3570 (lambda_loopnest_to_gcc_loopnest): Likewise.
3571 (not_interesting_stmt): Debug statements are not interesting.
3573 2010-03-16 Jakub Jelinek <jakub@redhat.com>
3577 * cselib.c (cselib_preserve_constants,
3578 cfa_base_preserved_val): New static variables.
3579 (preserve_only_constants): New function.
3580 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3581 clear its REG_VALUES. If cselib_preserve_constants, don't
3582 empty the whole hash table, but preserve there VALUEs with constants,
3583 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3584 (cselib_preserve_cfa_base_value): New function.
3585 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3586 (cselib_init): Change argument to int bitfield. Set
3587 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3589 (cselib_finish): Clear cselib_preserve_constants and
3590 cfa_base_preserved_val.
3591 * cselib.h (enum cselib_record_what): New enum.
3592 (cselib_init): Change argument to int.
3593 (cselib_preserve_cfa_base_value): New prototype.
3594 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3595 * dse.c (dse_step1): Likewise.
3596 * cfgcleanup.c (thread_jump): Likewise.
3597 * sched-deps.c (sched_analyze): Likewise.
3598 * gcse.c (local_cprop_pass): Likewise.
3599 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3600 If FN is non-NULL, call the callback always and whenever it returns
3601 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
3602 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3603 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3604 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3605 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3606 * var-tracking.c: Include recog.h.
3607 (bb_stack_adjust_offset): Remove.
3608 (vt_stack_adjustments): Don't call it, instead just gather the
3609 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3610 (adjust_stack_reference): Remove.
3611 (compute_cfa_pointer): New function.
3612 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3613 (struct adjust_mem_data): New type.
3614 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3616 (get_address_mode): New function.
3617 (replace_expr_with_values): Use it.
3618 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3619 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
3620 (adjust_sets): Remove.
3621 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3622 Use get_address_mode.
3623 (get_adjusted_src): Remove.
3624 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
3625 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
3626 (add_with_sets): Don't call adjust_sets.
3627 (fp_setter, vt_init_cfa_base): New functions.
3628 (vt_initialize): Change return type to bool. Move most of pool etc.
3629 initialization to the beginning of the function from end. Pass
3630 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3631 If !frame_pointer_needed, call vt_stack_adjustment before mos
3632 vector is filled, call vt_init_cfa_base if argp/framep has been
3633 eliminated to sp. If frame_pointer_needed and argp/framep has
3634 been eliminated to hard frame pointer, set
3635 hard_frame_pointer_adjustment and call vt_init_cfa_base after
3636 encountering fp setter in the prologue. For MO_ADJUST, call
3637 log_op_type before pusing the op into mos vector, not afterwards.
3638 Call adjust_insn before cselib_process_insn/add_with_sets,
3639 call cancel_changes (0) afterwards.
3640 (variable_tracking_main_1): Adjust for vt_initialize calling
3641 vt_stack_adjustments and returning whether it succeeded or not.
3643 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3645 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3648 2010-03-15 Jakub Jelinek <jakub@redhat.com>
3650 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3652 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3653 drap_reg has not been set.
3655 2010-03-15 Michael Matz <matz@suse.de>
3658 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3659 use it to expand block copies.
3660 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3661 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3662 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3664 2010-03-15 Richard Guenther <rguenther@suse.de>
3666 PR tree-optimization/43367
3667 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3670 2010-03-15 Richard Guenther <rguenther@suse.de>
3672 PR tree-optimization/43317
3673 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3675 2010-03-15 Martin Jambor <mjambor@suse.cz>
3677 PR tree-optimization/43141
3678 * tree-sra.c (create_abstract_origin): New function.
3679 (modify_function): Call create_abstract_origin.
3681 2010-03-15 Chris Demetriou <cgd@google.com>
3683 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3686 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3689 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3690 call insert_out_of_ssa_copy for default definitions.
3692 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3694 * graphite-clast-to-gimple.c (my_long_long): Defined.
3695 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3696 * graphite-sese-to-poly.c (my_long_long): Defined.
3697 (scop_ivs_can_be_represented): Use it.
3699 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3701 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3702 graphite-max-bbs-per-function, and loop-block-tile-size.
3703 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3705 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3707 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3709 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3710 forward declaration.
3711 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3712 (add_upper_bounds_from_estimated_nit): New.
3713 (build_loop_iteration_domains): Use it.
3715 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3717 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3719 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3722 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3723 should be an INTEGER_CST. Also handle CASE_CONVERT.
3725 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3727 * graphite.c (graphite_initialize): To bound the number of bbs per
3728 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3729 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3730 * doc/invoke.texi: Document it.
3732 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3734 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3735 * graphite-sese-to-poly.h (build_poly_scop): Same.
3737 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3739 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3740 the number of parameters in the scop. Use as an upper bound
3741 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3742 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3743 * doc/invoke.texi: Document it.
3745 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
3747 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3748 * doc/c-tree.texi: Remove.
3749 * doc/generic.texi: Merge c-tree.texi here.
3750 * doc/gccint.texi (Trees): Remove menu entry.
3751 (c-tree.texi): Remove @include.
3752 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3753 * doc/languages.texi (Reading RTL): Ditto.
3755 2010-03-12 Steve Ellcey <sje@cup.hp.com>
3758 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3760 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3763 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3764 code added to work around reload clobbering CONST insns.
3766 2010-03-12 Jakub Jelinek <jakub@redhat.com>
3768 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3769 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3770 (cselib_preserve_only_values): Remove retain argument, don't
3771 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3772 * cselib.h (cselib_preserve_only_values): Remove retain argument.
3773 * var-tracking.c (micro_operation): Move insn field before union.
3774 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3775 (struct variable_tracking_info_def): Remove n_mos field, change
3776 mos into a vector of micro_operations.
3777 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3778 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3779 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3780 changing into a vector.
3781 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3782 come before all other uops generated by add_stores.
3783 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3785 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3786 a vector. Run just one pass over the bbs instead of separate counting
3787 and computation phase.
3788 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3791 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3792 into *nonlocalized_list vector.
3793 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3794 even if origin is non-NULL.
3795 (gen_variable_die): Likewise.
3796 (process_scope_var): Don't change origin.
3797 (gen_decl_die): Likewise.
3798 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3799 before adding new edges instead of after it, fix moving over
3802 2010-03-11 David S. Miller <davem@davemloft.net>
3804 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3806 * configure: Rebuild.
3808 2010-03-11 Martin Jambor <mjambor@suse.cz>
3810 PR tree-optimization/43257
3811 * tree.c (assign_assembler_name_if_neeeded): New function.
3812 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3814 * tree.h (assign_assembler_name_if_neeeded): Declare.
3815 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3816 the function if needed.
3818 2010-03-11 Chris Demetriou <cgd@google.com>
3820 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3821 include/stdint-gcc.h, and include/stdint.h world-readable.
3823 2010-03-11 Richard Guenther <rguenther@suse.de>
3825 PR tree-optimization/43255
3826 * tree-vrp.c (process_assert_insertions_for): Do not insert
3827 asserts for trivial conditions.
3829 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3831 PR tree-optimization/43280
3832 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3833 generation. Move calculation of size out of the if branch.
3834 (find_bswap): Modify compare number generation.
3836 2010-03-11 Richard Guenther <rguenther@suse.de>
3839 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3840 (input_gimple_stmt): Fixup handled component types during
3841 operand read. Also fix up decls in ADDR_EXPRs.
3843 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3845 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3846 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3848 2010-03-10 Jan Hubicka <jh@suse.cz>
3851 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3852 * varasm.c (get_variable_section): Don't do that here...
3853 (make_decl_rtl): ... and here.
3854 (do_assemble_alias): Produce decl RTL.
3855 (assemble_alias): Likewise.
3857 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3860 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3861 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3863 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3864 (based_loc_descr): Only express drap or vdrap regno based expressions
3865 using DW_OP_fbreg when not optimizing.
3866 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3867 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3868 REG_CFA_SET_VDRAP note.
3870 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3872 PR tree-optimization/43236
3873 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3874 error in calculation of base address in reverse iteration case.
3875 (generate_builtin): Take number of latch executions if the statement
3878 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3881 * tree-eh.c: Include pointer-set.h.
3882 (lower_eh_dispatch): Filter out duplicate case labels and
3883 remove the unneeded edge when the label is unused. Return
3884 true when some edges are removed.
3885 (execute_lower_eh_dispatch): When any lowering resulted in
3886 removing an edge, also delete unreachable blocks.
3888 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3891 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3892 UNSPEC_MACHOPIC_OFFSET.
3894 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3897 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3898 (m68k_delegitimize_address): New function.
3900 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3903 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3906 * var-tracking.c (adjust_sets): New function.
3907 (count_with_sets, add_with_sets): Use it.
3908 (get_adjusted_src): New inline function.
3909 (add_stores): Use it.
3912 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3913 call cselib_dummy_expand_value_rtx_cb instead of
3914 cselib_expand_value_rtx_cb.
3917 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3918 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3919 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3920 and .cfi_endproc around the pic thunks.
3921 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3922 all queued unwind info register saves are saved before the call.
3923 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3924 considered as sp-=4 for unwind info and the pop as sp+=4 which
3925 also clobbers dest, but doesn't actually restore it.
3928 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3929 RTX_FRAME_RELATED_P.
3931 2010-03-09 Jie Zhang <jie@codesourcery.com>
3933 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3934 whitespaces in output template.
3936 2010-03-09 Jie Zhang <jie@codesourcery.com>
3938 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3941 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3943 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3944 builtins.exp in a separate job.
3946 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3948 * graphite-sese-to-poly.c (add_param_constraints): Use
3949 lower_bound_in_type and upper_bound_in_type.
3951 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3953 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3954 instead of unsigned_type_node.
3956 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3957 Reza Yazdani <reza.yazdani@amd.com>
3960 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3961 on pointer type parameters.
3963 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3967 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3968 handle conversions from pointer to integers.
3969 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3970 induction variable, to be able to work with code generated by CLooG.
3971 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3972 (build_poly_scop): Bail out if we cannot codegen a loop.
3974 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3976 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3977 code generation with gloog_error.
3979 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3981 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3982 Call fold_convert on all the returned values.
3983 (expand_scalar_variables_expr): Pass to
3984 expand_scalar_variables_ssa_name the type of the resulting expression.
3986 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3988 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3989 ppl_min_for_le_pointset.
3990 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3991 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3993 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3995 * graphite-dependences.c (map_into_dep_poly): Removed.
3996 (dependence_polyhedron_1): Use combine_context_id_scat.
3998 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4000 * graphite-poly.h (struct poly_scattering): Add layout documentation.
4001 (struct poly_bb): Same.
4002 (combine_context_id_scat): New.
4004 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4007 * sese.c (name_defined_in_loop_p): Return false for default
4010 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4012 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
4013 and clean up the logic.
4015 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4017 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
4020 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4022 * var-tracking.c (remove_cselib_value_chains): Define only for
4024 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
4025 delete_slot_part, emit_notes_for_differences_1): Don't call
4026 remove_cselib_value_chains here.
4027 (set_slot_part, emit_notes_for_differences_2): Don't call
4028 add_cselib_value_chains here.
4029 (preserved_values): New vector.
4030 (preserve_value): New function.
4031 (add_uses, add_stores, vt_add_function_parameters): Use it
4032 instead of cselib_preserve_value.
4033 (changed_values_stack): New vector.
4034 (check_changed_vars_0): New function.
4035 (check_changed_vars_1, check_changed_vars_2): Use it.
4036 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
4037 changed_values_stack VALUEs.
4038 (vt_emit_notes): For all preserved_values call
4039 add_cselib_value_chains. If ENABLE_CHECKING call
4040 remove_cselib_value_chains before verifying value_chains is empty.
4041 Initialize and free changed_values_stack.
4042 (vt_initialize): Initialize preserved_values.
4043 (vt_finalize): Free preserved_values.
4045 2010-03-08 Richard Guenther <rguenther@suse.de>
4047 PR tree-optimization/43269
4048 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
4051 2010-03-08 Martin Jambor <mjambor@suse.cz>
4053 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
4054 (ipa_is_param_called): Removed.
4055 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
4056 (ipa_print_node_params): Do not print the called flag.
4057 (ipa_write_node_info): Do not stream the called flag.
4058 (ipa_read_node_info): Likewise.
4060 2010-03-07 Jakub Jelinek <jakub@redhat.com>
4063 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
4064 * cselib.c (struct expand_value_data): Add dummy field.
4065 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
4067 (cselib_dummy_expand_value_rtx_cb): New function.
4068 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
4070 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
4071 * var-tracking.c: Include pointer-set.h.
4072 (variable): Change n_var_parts to char from int. Add
4073 cur_loc_changed and in_changed_variables fields.
4074 (variable_canonicalize): Remove.
4075 (shared_var_p): New inline function.
4076 (unshare_variable): Maintain cur_loc_changed and
4077 in_changed_variables fields. If var was in changed_variables,
4078 replace it there with new_var. Just copy cur_loc instead of
4079 resetting it to something else.
4080 (variable_union): Don't recompute cur_loc. Use shared_var_p.
4081 (dataflow_set_union): Don't call variable_canonicalize.
4082 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
4083 of their DEBUG_EXPR_TREE_DECLs.
4084 (canonicalize_loc_order_check): Verify that cur_loc is NULL
4085 and in_changed_variables and cur_loc_changed is false.
4086 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
4087 and cur_loc_changed. Don't update cur_loc here.
4088 (variable_merge_over_src): Don't call variable_canonicalize.
4089 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
4090 removing loc that is equal to cur_loc, clear cur_loc,
4091 set cur_loc_changed and ensure variable_was_changed is called.
4092 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
4093 compare pointers in cur_loc check, if it is equal to loc,
4094 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
4095 (variable_different_p): Remove compare_current_location argument,
4096 don't compare cur_loc.
4097 (dataflow_set_different_1): Adjust variable_different_p caller.
4098 (variable_was_changed): If dv had some var in changed_variables
4099 already, reset in_changed_variables flag for it and propagate
4100 cur_loc_changed over to the new variable. On empty var
4101 always set cur_loc_changed. Set in_changed_variables on whatever
4102 var is added to changed_variables.
4103 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
4104 Use shared_var_p. When removing loc that is equal to cur_loc,
4105 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
4106 end, don't set it to something else, just call variable_was_changed.
4107 (delete_slot_part): Use shared_var_p. When cur_loc equals to
4108 loc being removed, clear cur_loc and set cur_loc_changed.
4109 Set cur_loc_changed if all locations have been removed.
4110 (struct expand_loc_callback_data): New type.
4111 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
4112 allocated. Always create SUBREGs if simplify_subreg failed.
4113 Prefer to use cur_loc, when that fails and still in
4114 changed_variables (and seen first time) recompute it. Set
4115 cur_loc_changed of variables which had to change cur_loc and
4116 compute elcd->cur_loc_changed if any of the subexpressions used
4117 had to change cur_loc.
4118 (vt_expand_loc): Adjust to pass arguments in
4119 expand_loc_callback_data structure.
4120 (vt_expand_loc_dummy): New function.
4121 (emitted_notes): New variable.
4122 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
4123 that weren't used for any other decl in current
4124 emit_notes_for_changes call call vt_expand_loc_dummy to update
4125 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
4126 first loc_chain location if NULL before. Always use just
4127 cur_loc instead of first loc_chain location. When cur_loc_changed
4128 is false, when not --enable-checking=rtl just don't emit any note.
4129 When rtl checking, compute the note and assert it is the same
4130 as previous note. Clear cur_loc_changed and in_changed_variables
4131 at the end before removing from changed_variables.
4132 (check_changed_vars_3): New function.
4133 (emit_notes_for_changes): Traverse changed_vars to call
4134 check_changed_vars_3 on each changed var.
4135 (emit_notes_for_differences_1): Clear cur_loc_changed and
4136 in_changed_variables. Recompute cur_loc of new_var.
4137 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
4138 (vt_emit_notes): Initialize and destroy emitted_notes.
4140 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
4142 PR rtl-optimization/42220
4143 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
4144 Use verify_reg_tracked to determine if we should use OP_OUT rather
4146 (build_def_use): If we see an in-out operand for a register that we
4147 know nothing about, treat is an output if possible, fail the block if
4150 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4153 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
4156 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4159 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
4160 uses of relevant DEFs that are dead outside the loop too.
4162 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4164 * var-tracking.c (dataflow_set_merge): Swap src and src2.
4166 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4168 * var-tracking.c (values_to_unmark): New variable.
4169 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4170 values_to_unmark vector. Moved body to...
4171 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4172 instead queue it into values_to_unmark vector.
4173 (vt_find_locations): Free values_to_unmark vector.
4175 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
4177 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
4178 (site.exp): Export them when plugins are enabled.
4180 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
4183 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
4185 (chrec_fold_multiply): Same.
4187 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4190 * c-decl.c (build_compound_literal): Return early if init is
4193 2010-03-04 Martin Jambor <mjambor@suse.cz>
4195 PR tree-optimization/43164
4196 PR tree-optimization/43191
4197 * tree-sra.c (type_consists_of_records_p): Reject records with
4198 zero-size bit-fields at the end.
4200 2010-03-04 Mike Stump <mikestump@comcast.net>
4202 * Makefile.in (TAGS): Remove *.y.
4204 2010-03-04 Richard Guenther <rguenther@suse.de>
4206 PR tree-optimization/40761
4207 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
4209 (my_rev_post_order_compute): New function.
4210 (init_pre): Call it.
4212 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
4215 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
4216 decrease the cost of an IV candidate when the cost is infinite.
4218 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4220 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
4221 Use '3DNow!' for the extension of that name, ensure normal space
4223 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4225 2010-03-03 Jeff Law <law@redhat.com>
4227 * PR middle-end/32693
4228 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
4229 than gen_rtx_SUBREG.
4230 (extract_bit_field_1): Likewise.
4232 2010-03-03 Janis Johnson <janis187@us.ibm.com>
4234 * doc/sourcebuild.texi (Test directives): Document that arguments
4235 include-opts and exclude-opts are now optional for dg-skip-if,
4236 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
4238 2010-03-03 Jason Merrill <jason@redhat.com>
4241 * cgraph.h (varpool_node): Add extra_name field.
4242 * varpool.c (varpool_extra_name_alias): New.
4243 (varpool_assemble_decl): Emit extra name aliases.
4244 (varpool_mark_needed_node): Look past an extra name alias.
4245 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4246 * lto-streamer-in.c (lto_input_tree): Read it.
4247 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4249 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4251 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4252 (sparc*-*-solaris2*): ...this.
4254 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4257 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4258 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4259 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4260 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4263 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4264 fallthrough to default handling, just with want_address 0 instead of 2.
4265 For single element lists, add_AT_loc directly, otherwise create an
4266 artificial variable DIE and stick location list to it.
4269 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4270 (VAL_EXPR_HAS_REVERSE): Define.
4271 (reverse_op): New function.
4272 (add_stores): For reversible operations add an extra MO_VAL_USE.
4274 2010-03-02 Jason Merrill <jason@redhat.com>
4276 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4278 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4280 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4281 (sparc64-*-linux*): Likewise.
4282 (sparc64-*-solaris2*): Include assembler files before linker ones.
4283 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4284 * config/sparc/gas.h: Delete.
4285 * config/sparc/sol2-64.h: Add copyright notice.
4286 * config/sparc/sol2-gas-bi.h: Likewise.
4287 * config/sparc/sol2-gld.h: Likewise.
4288 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4289 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4290 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4291 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4292 (sparc_elf_asm_named_section): Rename into...
4293 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4295 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4297 * config/alpha/alpha.c (override_options): Fix -mtune error message.
4299 2010-03-02 Jeff Law <law@redhat.com>
4302 * reload1.c (rtx_p, substitute_stack): Declare.
4303 (substitute): Record addresses of changed rtxs.
4304 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
4305 Restore the original rtx when complete.
4306 (reload): Free subsitute_stack when complete.
4308 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4310 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4311 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4313 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4314 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4315 Torture Tests): Change from subsection to section.
4317 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4318 Steven Bosscher <steven@gcc.gnu.org>
4320 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4323 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4326 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4327 the assignment from the new induction variable to the assignment
4328 of the value from the original loop PHI function.
4330 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4331 Daniel Jacobowitz <dan@codesourcery.com>
4333 * doc/sourcebuild.texi (Test directives): Clarify options to
4336 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4338 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4339 Disable cfi directives unless GCC and gas agree on using read-only
4340 .eh_frame sections for 64-bit.
4341 * configure: Regenerate.
4343 2010-03-01 Richard Guenther <rguenther@suse.de>
4345 PR tree-optimization/43220
4346 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4347 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4349 2010-03-01 Richard Guenther <rguenther@suse.de>
4350 Martin Jambor <mjambor@suse.cz>
4353 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4354 gimplified parameters.
4356 2010-03-01 Christian Bruel <christian.bruel@st.com>
4358 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4360 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4362 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4364 2010-03-01 Richard Guenther <rguenther@suse.de>
4367 * expr.c (expand_assignment): Use the alias-oracle to tell
4368 if the rhs aliases the result decl.
4370 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4373 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4374 to sol_gt_pch_get_address.
4375 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4376 64-bit, SPARC and x86.
4377 (sol_gt_pch_get_address): New function.
4379 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4381 * toplev.h (inform_n, error_n): Declare.
4382 * diagnostic.c (inform_n, error_n): New function.
4384 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4386 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4387 has no rtl yet when processing local_decls, queue it and recheck
4388 if deferred stack allocation hasn't assigned it rtl.
4390 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4392 * config/sh/sh.c (unspec_bbr_uid): New.
4393 (gen_block_redirect): Use it instead of INSN_UID.
4394 (gen_far_branch): Likewise.
4396 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4398 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4399 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4401 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4403 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4404 (Warning Options): -Wno-conversion-null is valid for
4405 Objective-C++ as well.
4406 * doc/tm.texi (Named Address Spaces): Likewise.
4407 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4408 * doc/tree-ssa.texi (Tree SSA): Likewise.
4410 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4413 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4414 by default. Don't set the default arch for
4415 i[34567]86-*-darwin*|x86_64-*-darwin*.
4417 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4420 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4421 default. Set the default 32bit/64bit archs with $with_arch
4422 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4424 2010-02-27 Richard Guenther <rguenther@suse.de>
4426 PR tree-optimization/43186
4427 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4428 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4429 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4430 unroller iterations.
4432 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4434 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4435 required and i[34567]86-*-* targets don't support 64bit ISA.
4437 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4440 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4443 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4445 * config.gcc: Set the default arch at least to Prescott for
4446 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4447 if SSE math is enabled.
4449 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4451 * diagnostic.c (diagnostic_initialize): Update.
4452 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4454 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4455 (diagnostic_inhibit_notes): New.
4456 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4458 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4461 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4462 * doc/standards.texi: Likewise.
4463 * doc/extend.texi: Likewise.
4464 * doc/trouble.texi: Likewise.
4465 * doc/cppopts.texi: Likewise.
4466 * doc/install.texi: Likewise.
4467 * c.opt (std=c90,std=gnu90): New options.
4468 * c-opts.c (c_common_handle_option): Handle them.
4470 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4473 * c-decl.c (undeclared_variable): Use an informative note.
4475 2010-02-26 Richard Guenther <rguenther@suse.de>
4477 PR tree-optimization/43186
4478 * gimple.h (gimple_fold): Remove.
4479 * gimple.c (gimple_fold): Remove. Inline into single user ...
4480 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4481 Try harder for conditions.
4483 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4486 * function.c (used_types_insert): Don't skip through named pointer
4487 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4488 and it is different from the main variant's type.
4490 2010-02-26 Nick Clifton <nickc@redhat.com>
4492 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4494 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4496 * config.gcc: Support --with-fpmath=sse for x86.
4498 * config/i386/ssemath.h: New.
4500 * doc/install.texi (--with-fpmath=sse): Documented.
4502 2010-02-26 Richard Guenther <rguenther@suse.de>
4504 PR tree-optimization/43188
4505 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4506 vector types of over-aligned element type.
4508 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4511 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4512 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4514 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4516 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4518 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4520 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4521 * var-tracking.c: Include diagnostic.h.
4522 (debug_dv): New function.
4523 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4526 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4527 (add_value_chain, add_value_chains, remove_value_chain,
4528 remove_value_chains): Handle DEBUG_EXPRs.
4529 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4532 * regcprop.c (struct queued_debug_insn_change): New type.
4533 (struct value_data_entry): Add debug_insn_changes field.
4534 (struct value_data): Add n_debug_insn_changes field.
4535 (debug_insn_changes_pool): New variable.
4536 (free_debug_insn_changes, apply_debug_insn_changes,
4537 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4538 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4539 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4541 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4543 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4544 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4545 changes, call cprop_find_used_regs via note_stores.
4546 (copyprop_hardreg_forward): When copying vd from predecessor
4547 which has any queued DEBUG_INSN changes, make sure the pointers are
4548 cleared. At the end call df_analyze and then if there are any
4549 DEBUG_INSN changes queued at the end of some basic block for still
4550 live registers, apply them.
4551 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4553 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4555 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
4558 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
4560 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
4561 targets. Set the default with_cpu/with_arch from arch/cpu.
4562 Allow x86-64 and native for with_cpu/with_arch.
4564 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
4566 * ebitmap.c: Change calls to verify_popcount with calls to
4567 sbitmap_verify_popcount.
4568 (ebitmap_clear_bit): Fixed map->cacheindex test and
4569 map>cache update when bit clearing results in an empty
4572 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4575 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
4576 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
4577 and support both V2DF and V2DI modes.
4578 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
4579 support both V2DF and V2DI modes.
4580 (general): Delete trailing whitespace from a few patterns.
4582 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4583 V2DF/V2DI interleave high/low builtins.
4585 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
4588 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
4589 interleave high/low functions.
4591 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4593 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
4594 #pragma extern_prefix.
4596 2010-02-25 Jakub Jelinek <jakub@redhat.com>
4599 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
4600 BLKmode, assert op0 is a MEM and just adjust its mode.
4603 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
4604 if bitpos isn't multiple of mode's bitsize.
4606 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4608 * c.opt (-ftemplate-depth=): New.
4609 (-ftemplate-depth-): Deprecate.
4610 * optc-gen.awk: Handle -ftemplate-depth=.
4611 * opth-gen.awk: Likewise.
4612 * c-opts.c (c_common_handle_option): Likewise.
4613 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
4615 2010-02-24 Jason Merrill <jason@redhat.com>
4617 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
4619 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4621 * cfg.c (alloc_aux_for_block): Remove inline.
4622 (alloc_aux_for_edge): Likewise.
4624 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4626 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
4628 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4630 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
4631 * config/i386/sol2-gas.h: New file.
4632 * config.gcc (i[34567]86-*-solaris2*): Use it.
4634 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4637 * c-typeck.c (ep_convert_and_check): New.
4638 (build_conditional_expr): Use it.
4639 (build_binary_op): Likewise.
4641 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4643 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
4646 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
4647 bounds even for -O+.
4648 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
4649 expr needs to have DECL_NAME set.
4651 2010-02-24 Nick Clifton <nickc@redhat.com>
4653 * config/mep/mep.c: Include gimple.h.
4654 (mep_function_uses_sp): Delete unused function.
4655 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
4656 parameters. Use unsigned integers to count args. Return a
4657 NULL_RTX instead of an error_mark_node. Toidy up formatting.
4659 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4662 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
4663 greater or equal to nelt instead of 2 * nelt.
4664 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
4667 2010-02-23 Jason Merrill <jason@redhat.com>
4670 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4671 in cfun->local_decls even if they have register types.
4674 * stor-layout.c (place_field): Don't warn about unnecessary
4675 DECL_PACKED if the type is packed.
4677 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4680 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4681 GOTOFF relocs, even when the base reg isn't pic pointer.
4683 2010-02-23 Michael Matz <matz@suse.de>
4686 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4687 (expand_gimple_basic_block): Generate and use debug temps if there
4688 are debug uses left after the last real use of TERed ssa names.
4689 Unlink debug immediate uses when they are expanded.
4691 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4694 * config/i386/i386.c (override_options): Reorganise to provide
4695 better error messages.
4697 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4700 * graphite-scop-detection.c (create_single_exit_edge): Move
4701 the call to find_single_exit_edge to....
4702 (create_sese_edges): ...here. Don't handle multiple edges
4703 exiting the function.
4704 (build_graphite_scops): Don't handle multiple edges
4705 exiting the function.
4707 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4710 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4711 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4713 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4716 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4718 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4721 * c-typeck.c (convert_arguments): Print declaration location.
4722 * c-common.c (validate_nargs): Rename as
4723 builtin_function_validate_nargs.
4724 (check_builtin_function_arguments): Update.
4726 2010-02-22 Richard Guenther <rguenther@suse.de>
4729 * tree-inline.c (declare_return_variable): Use the type of
4730 the call stmt lhs if available.
4732 2010-02-22 Duncan Sands <baldrick@free.fr>
4734 * passes.c (register_pass): Always consider all pass lists when
4735 ref_pass_instance_number is zero.
4737 2010-02-22 Richard Guenther <rguenther@suse.de>
4739 PR tree-optimization/42749
4740 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
4741 parameter. Do arithmetic in the original type.
4742 (update_accumulator_with_ops): Likewise.
4743 (adjust_accumulator_values): Adjust.
4745 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4747 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
4748 (QI to BLKmode splitter): New splitter.
4750 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
4752 * config/i386/i386.c (initial_ix86_tune_features): Turn on
4753 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
4755 2010-02-22 Richard Guenther <rguenther@suse.de>
4757 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
4759 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
4761 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
4762 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
4763 ($(T)crti.o, $(T)crtn.o): Remove rules.
4765 2010-02-21 Tobias Burnus <burnus@net-b.de>
4768 * doc/invoke.texi (-fassociative-math): Document that this
4769 option is automatically enabled for Fortran.
4771 2010-02-20 David S. Miller <davem@davemloft.net>
4773 * configure.ac: Test if linker and assembler properly support
4774 GOTDATA_OP relocations.
4775 * configure: Rebuild.
4776 * config.in: Likewise.
4777 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4778 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4779 (movsi_high_pic): Likewise.
4780 (movdi_lo_sum_pic): Likewise.
4781 (movdi_high_pic): Likewise.
4782 (movsi_pic_gotdata_op): New pattern.
4783 (movdi_pic_gotdata_op): Likewise.
4784 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4785 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4787 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4790 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4791 attribute to ssemul.
4792 (xop_mulv2div2di3_high): Ditto.
4794 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4797 * c.opt (Wconversion-null): New option.
4798 * doc/invoke.texi (Wconversion-null): Document.
4800 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4802 * common.opt (Wlarger-than-): Add Undocumented.
4804 2010-02-19 Mike Stump <mikestump@comcast.net>
4806 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4808 2010-02-19 Jason Merrill <jason@redhat.com>
4811 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4812 * configure: Likewise.
4814 2010-02-20 Alan Modra <amodra@gmail.com>
4817 * cgraph.h (cgraph_make_decl_local): Declare.
4818 * cgraph.c (cgraph_make_decl_local): New function.
4819 (cgraph_make_node_local): Use it.
4820 * cgraphunit.c (cgraph_function_versioning): Likewise.
4821 * ipa.c (function_and_variable_visibility): Likewise.
4823 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4826 * except.c (sjlj_emit_function_enter): Don't call
4827 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4829 * rtl.h (add_reg_br_prob_note): Remove prototype.
4831 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4834 * c-common.c (conversion_warning): Remove widening conversions
4835 before checking the conversion of integers to reals.
4837 2010-02-19 Mike Stump <mikestump@comcast.net>
4840 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4843 * cgraphunit.c (process_function_and_variable_attributes): Check
4844 DECL_PRESERVE_P instead of looking up attribute "used".
4845 * ipa-pure-const.c (check_decl): Likewise.
4846 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4847 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4848 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4849 instead of attribute "used".
4850 * config/sol2-c.c (solaris_pragma_init): Likewise.
4851 (solaris_pragma_fini): Likewise.
4853 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4855 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4856 Use XCNEW instead of xcalloc.
4857 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4858 XNEW instead of xmalloc.
4859 (get_fields): Use XNEWVEC instead of xmalloc.
4862 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4863 populate vars array.
4864 (create_new_general_access): For debug stmts just reset value.
4865 (get_stmt_accesses): For accesses within debug stmts just record them
4866 using add_access_to_acc_sites instead of preventing the peeling or
4867 counting them as accesses.
4870 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4872 2010-02-19 Richard Guenther <rguenther@suse.de>
4874 PR tree-optimization/42916
4875 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4878 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4880 * configure.ac: Replace all uses of changequote in macro arguments
4881 with proper quoting.
4883 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4886 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4888 2010-02-19 Richard Guenther <rguenther@suse.de>
4890 PR tree-optimization/42944
4891 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4892 test for aliasing with errno.
4894 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4897 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4898 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4899 * dojump.c: Include output.h.
4900 (inv): New inline function.
4901 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4902 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4903 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4904 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4905 argument, pass it down to other calls.
4906 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4907 add REG_BR_PROB note to the conditional jump.
4908 * cfgexpand.c (add_reg_br_prob_note): Removed.
4909 (expand_gimple_cond): Don't call it, add the probability
4910 as last argument to jumpif_1/jumpifnot_1.
4911 * Makefile.in (dojump.o): Depend on output.h.
4912 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4914 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4915 * stmt.c (do_jump_if_equal): Likewise.
4916 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4917 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4918 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4920 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4921 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4922 jumpifnot_1 callers.
4923 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4925 (store_expr): Adjust jumpifnot caller.
4926 (store_constructor): Adjust jumpif caller.
4929 * gimplify.c (gimple_boolify): For __builtin_expect call
4930 gimple_boolify also on its first argument.
4932 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4934 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4936 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4937 * configure: Regenerated.
4939 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4941 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4942 lang_hooks.types_compatible_p instead of comptypes.
4944 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4946 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4947 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4948 if __prefer_thumb__ is defined.
4950 2010-02-18 Martin Jambor <mjambor@suse.cz>
4952 PR tree-optimization/43066
4953 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4954 array with zero-sized element type.
4956 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4958 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4959 rtx, allocate struct var_loc_node here and return it to the
4960 caller, and only if it is actually needed.
4961 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4962 move it earlier and return immediately if it returns NULL.
4964 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4966 * config/sparc/gas.h: New file. Restore
4967 TARGET_ASM_NAMED_SECTION to its ELF default.
4968 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4970 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4971 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4972 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4973 after sparc/sysv4.h.
4975 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4977 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4979 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4981 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4982 patterns from predicated pattern.
4984 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4987 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4988 for insn mnemonic suffix.
4990 2010-02-17 Richard Guenther <rguenther@suse.de>
4992 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4995 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4998 * caller-save.c (save_call_clobbered_regs): If BB ends with
4999 a DEBUG_INSN, move any notes in between last real insn and the last
5000 DEBUG_INSN after the last DEBUG_INSN.
5002 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
5004 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
5005 Fix return type. Fix argument type. Explain meaning of return value.
5007 2010-02-16 Richard Guenther <rguenther@suse.de>
5009 PR tree-optimization/41043
5010 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
5011 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
5013 (vrp_visit_phi_node): ... but only for loop PHI nodes.
5015 2010-02-16 Ira Rosen <irar@il.ibm.com>
5017 PR tree-optimization/43074
5018 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
5019 * tree-vect-loop.c (vect_analyze_loop_operations): Add
5020 vectorizable cycles in hybrid SLP check.
5021 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
5023 2010-02-16 Richard Guenther <rguenther@suse.de>
5025 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
5026 (true_dependence): If memrefs_conflict_p computes must-alias
5027 trust it. Move TBAA check after offset-based disambiguation.
5028 (canon_true_dependence): Likewise.
5030 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
5032 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
5033 * doc/invoke.texi: Document it.
5034 * var-tracking.c: Include toplev.h and params.h.
5035 (vt_find_locations): Return bool indicating success. Compute
5036 hash sizes unconditionally. Check new parameter, report.
5037 (variable_tracking_main_1): Check vt_find_locations results and
5038 retry. Renamed from...
5039 (variable_tracking_main): ... this. New wrapper to preserve
5040 flag_var_tracking_assignments.
5041 * Makefile.in (var-tracking.o): Adjust dependencies.
5043 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
5044 Jakub Jelinek <jakub@redhat.com>
5047 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
5048 if weak_import attribute is present.
5049 * config/darwin.c (machopic_select_section): Likewise.
5051 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
5053 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
5054 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
5055 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
5056 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
5058 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
5061 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5064 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
5065 Rewrite text to refer to the names.
5067 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
5069 * config/i386/i386-builtin-types.def
5070 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
5071 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
5072 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
5073 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
5074 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
5075 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
5076 IX86_BUILTIN_VPERMIL2PS256.
5077 (MULTI_ARG_4_DF2_DI_I): Defined.
5078 (MULTI_ARG_4_DF2_DI_I1): Defined.
5079 (MULTI_ARG_4_SF2_SI_I): Defined.
5080 (MULTI_ARG_4_SF2_SI_I1): Defined.
5081 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
5082 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
5083 __builtin_ia32_vpermil2ps256.
5084 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5085 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5086 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
5087 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5088 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5089 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
5090 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
5091 CODE_FOR_xop_vpermil2v8sf3.
5092 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
5093 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
5094 * config/i386/xopintrin.h (_mm_permute2_pd): New.
5095 (_mm256_permute2_pd): New.
5096 (_mm_permute2_ps): New.
5097 (_mm256_permute2_ps): New.
5099 2010-02-15 Nick Clifton <nickc@redhat.com>
5101 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
5102 boolean parameters. Use emit_jump_insn when emitting a pop
5103 instruction containing a return insn.
5104 (push): Use 'true' rather than '1' as second parameter to F.
5105 (h8300_expand_prologue): Likewise.
5106 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
5107 (h8300_expand_epilogue): Likewise.
5109 2010-02-15 Richard Guenther <rguenther@suse.de>
5112 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
5115 2010-02-15 Nick Clifton <nickc@redhat.com>
5117 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
5120 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
5122 * intl.c (fake_ngettext): New function.
5123 * intl.h (fake_ngettext): Declare.
5124 (ngettext): Define macro.
5125 * collect2.c (notice_translated): New function.
5126 (main): Use notice_translated and ngettext.
5127 * collect2.h (notice_translated): Declare.
5129 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
5131 * reorg.c (delete_computation): Comment fixes.
5132 * caller-save.c (setup_save_areas): Idem.
5133 * sel-sched-dump.c (dump_lv_set): Idem.
5136 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5138 * config/s390/s390.c (s390_sched_init): New function.
5139 (TARGET_SCHED_INIT): Target hook defined.
5141 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
5142 Jack Howarth <howarth@bromo.med.uc.edu>
5143 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5146 Partial revert of unintended change in fix for PR41605.
5147 * config/darwin.h: Fix typo.
5148 * config/darwin9.h: Same.
5150 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5152 * c-pch.c (pch_init): Clear v.
5154 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5157 * graphite-scop-detection.c (graphite_can_represent_scev): Call
5158 graphite_can_represent_init for MULT_EXPR.
5160 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5164 * graphite-sese-to-poly.c (remove_phi): New.
5165 (translate_scalar_reduction_to_array): Call remove_phi.
5167 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5170 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
5171 * graphite-clast-to-gimple.h (gloog): Update declaration.
5172 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
5173 * graphite-poly.h (struct poly_bb): Add missing comments.
5174 (struct scop): Add poly_scop_p field.
5176 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
5177 * graphite.c (graphite_transform_loops): Build the polyhedral
5178 representation for each scop before code generation.
5179 * sese.c (rename_variables_in_operand): Removed.
5180 (rename_variables_in_expr): Return the renamed expression.
5181 (rename_sese_parameters): New.
5182 * sese.h (rename_sese_parameters): Declared.
5184 2010-02-11 Richard Guenther <rguenther@suse.de>
5186 PR tree-optimization/42998
5187 * tree-ssa-pre.c (create_expression_by_pieces): Treat
5188 POINTER_PLUS_EXPR properly.
5190 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5191 Changpeng Fang <changpeng.fang@amd.com>
5194 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
5195 the cost of an IV candidate when the IV is used in a test against zero.
5197 * gcc.dg/tree-ssa/ivopts-3.c: New.
5199 2010-02-11 Richard Guenther <rguenther@suse.de>
5202 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
5203 pointer-vs-decl case by swapping refs. Handle some cases
5204 of pointer-vs-decl disambiguations more conservatively.
5205 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
5206 to false after expanding.
5208 2010-02-11 Richard Guenther <rguenther@suse.de>
5211 * gcc.c (process_command): Handle LTO file@offset case more
5214 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5216 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
5217 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
5219 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
5221 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
5222 if MEM's mode size isn't DWARF2_ADDR_SIZE.
5223 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
5224 Optimize eq/ne comparisons when both arguments are known to be
5226 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
5227 Don't mask operands unnecessarily if they are known to be already
5230 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
5232 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
5235 2010-02-10 Richard Guenther <rguenther@suse.de>
5237 PR tree-optimization/43017
5238 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
5239 for wrapping signed arithmetic.
5241 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5244 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
5245 if no debug info should be emitted for it.
5247 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5249 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5250 note when flag_exceptions is set.
5252 2010-02-10 Duncan Sands <baldrick@free.fr>
5254 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5256 2010-02-10 Richard Guenther <rguenther@suse.de>
5259 * tree.c (get_unwidened): Handle constants.
5260 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5262 2010-02-10 Martin Jambor <mjambor@suse.cz>
5265 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5266 check for variable argument counts independently.
5268 2010-02-10 Christian Bruel <christian.bruel@st.com>
5271 * config/sh/sh.c (find_barrier): Increase length for non delayed
5272 conditional branches.
5274 2010-02-10 Christian Bruel <christian.bruel@st.com>
5276 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5278 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5280 * builtins.c (set_builtin_user_assembler_name): Also handle
5281 ffs if int is smaller than word.
5283 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5286 * ira-conflicts.c (get_dup): Remove.
5287 (process_reg_shuffles): Add new parameter. Use it as an
5288 additional guard for copy generation.
5289 (add_insn_allocno_copies): Rewrite.
5291 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5293 * common.opt (fsched2-use-traces): Preserved for backward
5295 * doc/invoke.texi: Remove the documentation about option
5296 -fsched2-use-traces.
5297 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
5298 flag_sched2_use_traces.
5299 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
5300 the backward compatibility flag section.
5302 2010-02-09 Richard Guenther <rguenther@suse.de>
5304 PR tree-optimization/43008
5305 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5306 make HEAP variables initialized from global memory if they
5307 are not known builtin functions.
5308 (find_func_aliases): Adjust.
5310 2010-02-09 Richard Guenther <rguenther@suse.de>
5312 PR tree-optimization/43000
5313 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5314 arithmetic manually.
5316 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5318 PR tree-optimization/42931
5319 * tree-loop-linear.c (try_interchange_loops): Don't call
5320 double_int_mul if estimated_loop_iterations failed.
5322 2010-02-08 Martin Jambor <mjambor@suse.cz>
5325 * tree-sra.c (build_accesses_from_assign): Do not mark in
5326 should_scalarize_away_bitmap if stmt has volatile ops.
5327 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5330 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5332 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5334 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5336 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5339 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5342 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5344 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5347 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5348 to unknown_dependence.
5349 (graphite_legal_transform_dr): Handle the unknown_dependence.
5350 (graphite_carried_dependence_level_k): Same.
5352 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5354 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5356 2010-02-07 Richard Guenther <rguenther@suse.de>
5359 * expr.c (get_inner_reference): Always initialize *pbitsize.
5361 2010-02-07 Richard Guenther <rguenther@suse.de>
5364 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5365 new ARRAY_REFs on variable size element or minimal index arrays.
5367 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5368 gimple_fold_indirect_ref.
5370 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5373 * arm.c (arm_override_options): Just return if the user has specified
5374 an invalid fpu name.
5376 2010-02-03 Jason Merrill <jason@redhat.com>
5379 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5380 i386_pe_maybe_record_exported_symbol.
5382 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5385 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5386 (pa_delegitimize_address): New function.
5388 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5390 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5391 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5393 2010-02-05 Richard Guenther <rguenther@suse.de>
5396 * lto-streamer-in.c (get_resolution): Deal with references
5397 to undefined functions.
5399 2010-02-05 Richard Guenther <rguenther@suse.de>
5401 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5402 (fold_const_aggregate_ref): Likewise.
5403 (ccp_fold_stmt): Substitute loads.
5404 (maybe_fold_reference): Verify types before substituting.
5406 (fold_gimple_assign): Unshare properly.
5407 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5409 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5411 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5412 for rs6000_gen_cell_microcode.
5414 2010-02-04 Richard Guenther <rguenther@suse.de>
5416 PR rtl-optimization/42952
5417 * dse.c (const_or_frame_p): Remove MEM handling.
5419 2010-02-04 Nick Clifton <nickc@redhat.com>
5421 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5422 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5423 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5424 (mn10300_asm_output_mi_thunk): New function.
5425 (mn10300_can_output_mu_thunk): New function.
5426 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5427 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5428 (FUNCTION_ARG): Delete incorrect comment.
5430 2010-02-03 Jason Merrill <jason@redhat.com>
5433 * fold-const.c (operand_equal_p): Handle erroneous types.
5435 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5437 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5439 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5441 PR rtl-optimization/42941
5442 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5445 2010-02-03 Jason Merrill <jason@redhat.com>
5448 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5450 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5453 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5454 (cselib_reset_table): Renamed from...
5455 (cselib_reset_table_with_next_value): ... this.
5456 (cselib_get_next_uid): Renamed from...
5457 (cselib_get_next_unknown_value): ... this.
5458 * cselib.c (next_uid): Renamed from...
5459 (next_unknown_value): ... this.
5460 (cselib_clear_table): Adjust.
5461 (cselib_reset_table): Adjust. Renamed from...
5462 (cselib_reset_table_with_next_value): ... this.
5463 (cselib_get_next_uid): Adjust. Renamed from...
5464 (cselib_get_next_unknown_value): ... this.
5465 (get_value_hash): Use hash.
5466 (cselib_hash_rtx): Likewise.
5467 (new_cselib_val): Adjust. Set and dump uid.
5468 (cselib_lookup_mem): Pass next_uid as hash.
5469 (cselib_subst_to_values): Likewise.
5470 (cselib_log_lookup): Dump uid.
5471 (cselib_lookup): Pass next_uid as hash. Adjust.
5472 (cselib_process_insn): Adjust.
5473 (cselib_init): Initialize next_uid.
5474 (cselib_finish): Adjust.
5475 (dump_cselib_table): Likewise.
5476 * dse.c (canon_address): Dump value uid.
5477 * print-rtl.c (print_rtx): Print value uid.
5478 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5480 (dv_uid): New function, sort of renamed from...
5481 (dv_htab_hash): ... this, reimplemented in terms of it and...
5482 (dv_uid2hash): ... this. New.
5483 (variable_htab_eq): Drop excess assertions.
5484 (tie_break_pointers): Removed.
5485 (canon_value_cmp): Compare uids.
5486 (variable_post_merge_New_vals): Print uids.
5487 (vt_add_function_parameters): Adjust.
5488 (vt_initialize): Reset table. Adjust.
5490 2010-02-03 Richard Guenther <rguenther@suse.de>
5492 PR tree-optimization/42944
5493 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5494 (call_may_clobber_ref_p_1): Likewise. Properly handle
5495 malloc and calloc clobbering errno.
5497 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5499 * doc/invoke.texi: Fix name of sched1 dump.
5501 * opts.c (decode_options): Set flag_tree_switch_conversion
5502 only conditionally on optimize >= 2.
5504 * gcse.c: Assorted comment fixes in pass description.
5506 2010-02-03 Anthony Green <green@moxielogic.com>
5508 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5509 nop padding in order to maintain alignment of storage location of
5510 target function address.
5511 (moxie_trampoline_init): Store target function address at newly
5513 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5515 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5517 2010-02-03 Richard Guenther <rguenther@suse.de>
5520 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5522 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5524 * config.gcc: Reenable check for obsolete targets.
5525 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5526 mips-sgi-irix6.[0-4]*.
5528 2010-02-02 Nick Clifton <nickc@redhat.com>
5530 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5531 constant size of 4 as being the same as 0.
5532 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5533 can take values in the range 0..4.
5535 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5538 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5539 as _darwin10_Unwind_FindEnclosingFunction().
5540 * libgcc-libsystem.ver: New.
5542 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5545 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5546 implicitly set registers.
5548 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5550 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5551 (arm_override_options): Allow automatic selection of the thread
5552 pointer register if thumb2.
5553 (legitimize_pic_address): Improve code sequences for Thumb2.
5554 (arm_call_tls_get_addr): Likewise.
5555 (legitimize_tls_address): Likewise.
5556 * arm.md (pic_load_addr_arm): Delete. Replace with ...
5557 (pic_load_addr_32bit): ... this. New named pattern.
5558 * thumb2.md (pic_load_addr_thumb2): Delete.
5559 (pic_load_dot_plus_four): Delete.
5560 (tls_load_dot_plus_four): New named pattern.
5562 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5565 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
5566 Document fix for TLS bug.
5568 2010-01-31 Richard Guenther <rguenther@suse.de>
5570 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
5571 conservatively correct.
5573 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5577 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5579 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5581 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5583 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
5585 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
5587 * config.gcc: Adjust order of makefile fragments for mingw targets.
5589 2010-01-31 Richard Guenther <rguenther@suse.de>
5592 * gimplify.c (gimplify_init_constructor): For volatile LHS
5593 initialize a temporary.
5595 2010-01-31 Matthias Klose <doko@ubuntu.com>
5597 * configure.ac: Fix __stack_chk_fail check for cross builds configured
5599 * configure: Regenerate.
5601 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
5603 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5604 the same alias set and their sizes different constantness.
5605 (aliasing_component_refs_p): Revert 2009-10-24 change.
5607 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5609 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
5612 2010-01-29 Richard Guenther <rguenther@suse.de>
5614 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
5615 Assert we successfully updated the call.
5617 2010-01-29 Jakub Jelinek <jakub@redhat.com>
5619 PR rtl-optimization/42889
5620 * df.h (df_set_bb_dirty_nonlr): New prototype.
5621 * df-core.c (df_set_bb_dirty_nonlr): New function.
5622 * df-scan.c (df_insn_rescan): Call it instead of
5623 df_set_bb_dirty for DEBUG_INSNs.
5625 2010-01-29 Richard Guenther <rguenther@suse.de>
5628 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
5629 quadratic behavior in most cases.
5631 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
5634 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5635 in the call to gen_x86_movsicc_0_m1.
5637 2010-01-28 Richard Guenther <rguenther@suse.de>
5639 PR tree-optimization/42871
5640 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
5642 2010-01-28 Richard Guenther <rguenther@suse.de>
5644 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5645 into call arguments.
5647 2010-01-28 Richard Guenther <rguenther@suse.de>
5650 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
5651 the forwarder if the destination is an EH landing pad.
5653 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
5655 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
5656 block list passed to gimple_duplicate_sese_tail.
5657 (parallelize_loops): Avoid parallelization when the function
5659 Avoid parallelization when the preheader is IRREDUCIBLE.
5660 Try to optimize when estimated_loop_iterations_int is unresolved.
5661 Add the loop's location to the dump file.
5662 * tree-cfg.c (add_phi_args_after_redirect): Remove.
5663 (gimple_duplicate_sese_tail): Remove the check for the latch.
5664 Redirect nexits to the exit block.
5665 Remove handling of the incoming edges to the latch.
5666 Redirect the backedge from the copied latch to the exit bb.
5668 2010-01-28 Michael Matz <matz@suse.de>
5671 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5672 Wrap force_reg into a sequence, emit it before user.
5674 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5676 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5678 (arm_legacy_rev): Likewise.
5679 (thumb_legacy_rev): Likewise.
5681 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5683 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5684 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5685 on MEM's address failed, try avoid_constant_pool_reference and
5686 recurse if it returned something different.
5687 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5688 address, try avoid_constant_pool_reference and recurse if it
5689 returned something different.
5690 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5691 address and avoid_constant_pool_reference returned something
5692 different, don't set have_address.
5694 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5697 * var-tracking.c (val_store): Add modified argument, obey it.
5699 (count_uses): Move down logging of main.
5700 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5701 don't need resolution.
5702 (emit_notes_in_bb): Likewise.
5704 2010-01-27 Richard Guenther <rguenther@suse.de>
5707 * tree-inline.c (remap_decl): Delay remapping of SSA name
5708 default definitions until we need them.
5710 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5712 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5713 (rs6000_delegitimize_address): New function.
5715 * config/s390/s390.c (s390_delegitimize_address): Call
5716 delegitimize_mem_from_attrs.
5719 * tree-inline.c (cannot_copy_type_1): Removed.
5720 (copy_forbidden): Don't forbid copying of functions containing
5721 records/unions with variable length fields.
5723 2010-01-27 Christian Bruel <christian.bruel@st.com>
5727 * config/sh/sh.c (find_barrier): Increase length for non delayed
5728 conditional branches.
5730 2010-01-27 Matthias Klose <doko@ubuntu.com>
5732 * configure.ac (gnu-unique-object): Fix ldd version check.
5733 * configure: Regenerate.
5735 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5737 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
5739 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
5740 Test for HAVE_GNU_AS value.
5742 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5744 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
5745 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
5746 INT64_TYPE): Define.
5747 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
5748 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5749 INT_LEAST64_TYPE): Define.
5750 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
5751 UINT_LEAST64_TYPE): Define.
5752 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
5753 INT_FAST64_TYPE): Define.
5754 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5755 UINT_FAST64_TYPE): Define.
5756 (INTMAX_TYPE, UINTMAX_TYPE): Define.
5757 (INTPTR_TYPE, UINTPTR_TYPE): Define.
5758 (SIG_ATOMIC_TYPE): Define.
5760 2010-01-26 Richard Guenther <rguenther@suse.de>
5762 * df-scan.c (df_scan_set_bb_info): Remove assert.
5763 (df_insn_rescan_debug_internal): Merge asserts.
5764 (df_install_ref): Likewise.
5765 (df_mark_reg): Use bitmap_set_range.
5766 (df_hard_reg_used_p): Remove assert.
5767 (df_hard_reg_used_count): Likewise.
5769 2010-01-26 Richard Guenther <rguenther@suse.de>
5771 PR rtl-optimization/42685
5772 * web.c (web_main): Ignore DEBUG_INSNs.
5774 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
5776 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5778 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5779 Fix types of fndecl and arglist parameters.
5781 2010-01-26 Richard Guenther <rguenther@suse.de>
5784 * tree-eh.c (unsplit_eh): Skip debug insns.
5786 2010-01-26 Richard Guenther <rguenther@suse.de>
5788 PR tree-optimization/42250
5789 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5791 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5794 * omp-low.c (expand_omp_sections): Only use single_pred if
5795 l2_bb is single_pred_p.
5797 2010-01-25 Christian Bruel <christian.bruel@st.com>
5800 * config/sh/sh.c (find_barrier): Increase length for non delayed
5801 conditional branches.
5802 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5804 2010-01-24 David S. Miller <davem@davemloft.net>
5806 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5807 define if not using GAS.
5808 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5809 Likewise. Delete SECTION_MERGE code, which is only applicable
5812 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5815 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5816 mangling of va_list in system headers.
5818 2010-01-23 Toon Moene <toon@moene.org>
5820 * tree-predcom.c (combine_chains): Return NULL, not false.
5822 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5824 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5825 initialization of variable res to agree with return type.
5827 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5829 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5830 * tree-sra.c: Add include of expr.h.
5832 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5834 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5835 insert the debug stmt on the single non-EH edge from the stmt.
5837 2010-01-22 Richard Henderson <rth@redhat.com>
5840 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5841 the RHS until after generate_subtree_copies has insertted its
5842 code before the current statement.
5844 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5846 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5848 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5850 2010-01-21 Martin Jambor <mjambor@suse.cz>
5852 PR tree-optimization/42585
5853 * tree-sra.c (struct access): New field grp_total_scalarization.
5854 (dump_access): Dump the new field.
5855 (should_scalarize_away_bitmap): New variable.
5856 (cannot_scalarize_away_bitmap): Likewise.
5857 (sra_initialize): Allocate new bitmaps.
5858 (sra_deinitialize): Free new bitmaps.
5859 (create_access_1): New function.
5860 (create_access): Parts moved to create_access_1.
5861 (type_consists_of_records_p): New function.
5862 (completely_scalarize_record): Likewise.
5863 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5864 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5865 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5867 (analyze_all_variable_accesses): Completely scalarize small eligible
5870 2010-01-21 Martin Jambor <mjambor@suse.cz>
5872 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5874 2010-01-21 Andrew Haley <aph@redhat.com>
5876 * gcc.c (process_command): Move lang_specific_driver before
5877 setting cc_libexec_prefix.
5879 2010-01-21 Richard Guenther <rguenther@suse.de>
5882 * fold-const.c (negate_expr_p): Pretend only negative
5883 real constants are easily negatable.
5885 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5886 Jason Merrill <jason@redhat.com>
5888 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5889 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5890 * calls.c (initialize argument_information): Handle it.
5891 * c-common.c (handle_transparent_union_attribute): Use new name.
5892 * c-decl.c (finish_struct): Ditto.
5893 * c-typeck.c (type_lists_compatible_p): Ditto.
5894 (convert_for_assignment): Use new name and also handle record.
5895 * function.c (aggregate_value_p): Handle it.
5896 (pass_by_reference): Ditto.
5897 (assign_parm_data_types): Ditto.
5898 * print-tree.c (print_node): Ditto.
5899 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5900 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5901 * tree.c (first_field): New fn.
5903 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5906 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5907 even when linking statically, for now.
5909 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5912 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5913 without a cselib val.
5914 (count_uses): Accept MO_VAL_SET with no val on stores.
5915 (add_stores): Likewise.
5917 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5919 * var-tracking.c (check_value_val): Add a compile time assertion.
5920 (dv_is_decl_p): Simplify.
5921 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5922 gcc_assert if ENABLE_CHECKING.
5924 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5927 * var-tracking.c: Include tree-flow.h.
5928 (mem_dies_at_call): New.
5929 (dataflow_set_preserve_mem_locs): Use it.
5930 (dataflow_set_remove_mem_locs): Likewise.
5931 (dump_var): Renamed from dump_variable. Adjust all callers.
5932 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5933 * Makefile.in (var-tracking.o): Adjust deps.
5935 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5937 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5939 2010-01-20 Richard Guenther <rguenther@suse.de>
5941 PR tree-optimization/42717
5942 * tree-ssa-dce.c (get_live_post_dom): Remove.
5943 (forward_edge_to_pdom): Take an arbitrary edge to copy
5944 degenerate PHI args from.
5945 (remove_dead_stmt): Use the first post-dominator even if it
5946 does not contain live statements as redirection destination.
5948 2010-01-20 Richard Guenther <rguenther@suse.de>
5950 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5952 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5954 * sel-sched.c (create_speculation_check): Remove set but not used
5956 (try_transformation_cache): Remove set but not used variable ds.
5957 (calculate_privileged_insns): Remove set but not used variables
5958 cur_insn and min_spec_insn.
5959 (find_best_expr): Remove set but not used variable avail_n.
5960 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5962 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5964 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5965 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5968 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5971 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5972 cpu types. Add support for *-sse3 cpu types.
5973 (x86_64-*-*): Ditto.
5975 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5978 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5979 argument, call initializer_constant_valid_p_1 instead of
5980 initializer_constant_valid_p, pass CACHE to it, return NULL
5981 immediately if first call returns NULL.
5982 (initializer_constant_valid_p_1): New function.
5983 (initializer_constant_valid_p): Use it.
5985 2010-01-20 Thomas Quinot <quinot@adacore.com>
5987 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5989 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5991 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5992 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5993 (loc_list_from_tree): Don't handle unsigned division. Handle
5994 signed modulo using DW_OP_{over,over,div,mul,minus}.
5995 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5996 modulo instead of signed.
5998 2010-01-20 DJ Delorie <dj@redhat.com>
6000 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
6002 (h8300_emit_stack_adjustment): Propogate it.
6004 (h8300_expand_prologue): Likewise.
6005 (h8300_expand_epilogue): Likewise.
6007 2010-01-19 Michael Matz <matz@suse.de>
6009 PR tree-optimization/41783
6010 * tree-data-ref.c (toplevel): Include flags.h.
6011 (dump_data_dependence_relation): Also dump the inputs if the
6012 result will be unknown.
6013 (split_constant_offset_1): Look through some conversions.
6014 * tree-predcom.c (determine_roots_comp): Restart a new chain if
6015 the offset from last element is too large.
6016 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
6017 (reassociate_to_the_same_stmt): Handle vector registers.
6018 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
6020 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
6021 wide_prolog_niters argument, emit widening instructions.
6022 (vect_do_peeling_for_alignment): Adjust caller, use widened
6023 variant of the iteration cound.
6024 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
6026 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6029 * config/arm/neon-testgen.m (emit_automatics): New parameter
6030 features. Adjust for Fixed_return_reg feature.
6031 (test_intrinsic): Call emit_automatics with new feature.
6032 * config/arm/neon.ml: Update copyright years.
6033 (features): New Fixed_return_reg feature.
6034 (ops): Update feature for Vget_low.
6036 2010-01-19 Jakub Jelinek <jakub@redhat.com>
6038 PR tree-optimization/42719
6039 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
6043 * fwprop.c (all_uses_available_at): Return false if def_set dest
6044 is a REG that is used in def_insn.
6046 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
6048 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
6050 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
6053 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
6055 * target.h (struct gcc_target) <secondary_reload>: Change type
6056 of last argument to secondary_reload_info *.
6058 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
6061 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
6062 memory references with unaligned offsets. Remove CQImode handling.
6063 (unaligned_memory_operand): Return 1 for memory references with
6064 unaligned offsets. Remove CQImode handling.
6066 2010-01-18 Richard Guenther <rguenther@suse.de>
6069 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
6072 2010-01-18 Richard Guenther <rguenther@suse.de>
6074 PR tree-optimization/42781
6075 * tree-ssa-structalias.c (find_what_var_points_to): Skip
6076 restrict processing only if the original variable was artificial.
6078 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
6080 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
6081 find number of popped argument bytes.
6083 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
6084 Fix the text that describes the return value for invalid insns.
6086 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
6088 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
6089 Clarify what 'cost of the -dependence' is. Fix quoting.
6091 * toplev.c (default_get_pch_validity): Rename argument to "sz".
6092 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
6094 2010-01-17 Jakub Jelinek <jakub@redhat.com>
6096 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6097 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
6099 2010-01-17 Richard Guenther <rguenther@suse.de>
6102 * function.c (split_complex_args): Take a VEC to modify.
6103 (assign_parms_augmented_arg_list): Build a VEC instead of
6104 a chain of PARM_DECLs.
6105 (assign_parms_unsplit_complex): Take a VEC of arguments.
6106 Do not fixup unmodified parms.
6107 (assign_parms): Deal with the VEC.
6108 (gimplify_parameters): Likewise.
6110 2010-01-17 Richard Guenther <rguenther@suse.de>
6112 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
6113 node existence check.
6114 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
6115 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
6116 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
6117 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
6118 (gimple_execute_on_growing_pred): Likewise.
6120 2010-01-17 Richard Guenther <rguenther@suse.de>
6122 PR tree-optimization/42773
6123 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
6124 (compute_antic_aux): Likewise.
6125 (compute_partial_antic_aux): Likewise.
6127 2010-01-17 Jie Zhang <jie.zhang@analog.com>
6130 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
6133 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
6135 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
6138 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
6139 Fix markup for strict argument.
6141 (TARGET_SCHED_REORDER2): Fix argument types.
6143 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
6144 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
6146 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
6147 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
6149 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
6152 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
6153 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
6154 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
6155 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
6156 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
6158 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
6160 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
6162 (TARGET_ASM_RELOC_RW_MASK): Add return type.
6163 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
6165 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
6167 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
6170 (TARGET_ASM_NAMED_SECTION): Fix argument list.
6172 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
6173 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
6175 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
6177 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
6179 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
6180 referring to it. Fix language.
6182 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
6184 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
6186 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
6188 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
6190 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
6191 '@var{stream}. Remove stray 'and'.
6193 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
6195 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
6197 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
6199 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
6200 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
6202 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
6203 Fix description of return value.
6204 Rename argument "sz" to "len."
6206 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
6207 Clarify meaning of 'true' return value.
6209 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
6211 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
6212 rep_mode versus mode_rep.
6214 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
6216 (TARGET_BUILTIN_DECL): Fix name.
6218 (TARGET_COMMUTATIVE_P): Fix type of first argument.
6220 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
6222 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
6224 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
6226 (TARGET_RELAXED_ORDERING): Use @deftypevr.
6228 (TARGET_GET_DRAP_RTX): Note that this is a hook.
6231 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
6232 Rename argument tm_fn to md_fn.
6234 (TARGET_OPTION_PRINT): Fix argument list.
6236 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
6239 * config/i386/i386.c (ix86_fixup_binary_operands):
6240 Revert FMA4 fixup of operands.
6242 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6245 * Makefile.in (write_entries_to_file, install-plugin):
6246 Use \012 instead of \n with tr.
6248 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6250 * configure.ac (HAVE_AS_REF): New C macro.
6251 * configure: Regenerate.
6252 * config.in: Likewise.
6253 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6255 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6258 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6260 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6262 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6264 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6266 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6268 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6270 (TARGET_BINDS_LOCAL_P): Fix argument type.
6272 (TARGET_ASM_FILE_END): Use prototype.
6274 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6276 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6278 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6280 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6282 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6283 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6285 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6286 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6288 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6289 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6290 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6291 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6293 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6295 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6297 (TARGET_INIT_BUILTINS): Use prototype.
6299 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6300 Put 'const char *' in braces. Fix parameter types.
6301 (TARGET_INVALID_CONVERSION): Fix parameter types.
6302 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
6303 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
6305 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
6308 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6310 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6312 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6314 * doc/tm.texi (TARGET_HELP): Fix return type.
6316 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6317 in braces. Fix argument types.
6319 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6321 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6323 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6325 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6326 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6328 (TARGET_MANGLE_TYPE): Fix argument types.
6330 (TARGET_IRA_COVER_CLASSES): Use prototype.
6332 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6334 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6336 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6338 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6340 (TARGET_CALLEE_COPIES): Fix argument types.
6342 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6344 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6346 (TARGET_FUNCTION_VALUE): Fix argument types.
6348 (TARGET_RETURN_IN_MSB): Fix argument type.
6350 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6352 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6354 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6356 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6357 agree with return type.
6359 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6361 2010-01-15 Jing Yu <jingyu@google.com>
6363 PR rtl-optimization/42691
6364 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6365 a pseudo to a constant and are merged, and adjust comments.
6367 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6369 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6371 2010-01-15 Richard Guenther <rguenther@suse.de>
6374 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6375 labels of computed or non-local gotos to the destination.
6376 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6377 landing pad label is the first label.
6379 2010-01-15 Richard Guenther <rguenther@suse.de>
6381 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6383 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6386 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6387 to allow generation of the xssqrtdp instruction on power7.
6388 (sqrtdf2_fpr): Ditto.
6390 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6393 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6394 functions with noreturn attribute.
6397 * varasm.c (declare_weak): Add weak attribute to decl if it
6398 doesn't have one already.
6399 (assemble_external): Only add decls to weak_decls if they also
6400 have weak attribute.
6402 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6404 * var-tracking.c (var_reg_delete): Don't delete the association
6405 between REGs and values or one-part variables if the register
6408 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6411 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6412 because its first operand is a non-localized variable.
6414 2010-01-14 Martin Jambor <mjambor@suse.cz>
6416 PR tree-optimization/42706
6417 * tree-sra.c (encountered_recursive_call): New variable.
6418 (encountered_unchangable_recursive_call): Likewise.
6419 (sra_initialize): Initialize both new variables.
6420 (callsite_has_enough_arguments_p): New function.
6421 (scan_function): Call decl and flags check only for IPA-SRA, check
6422 whether there is a recursive call and whether it has enough arguments.
6423 (all_callers_have_enough_arguments_p): New function.
6424 (convert_callers): Look for recursive calls only when
6425 encountered_recursive_call is set.
6426 (ipa_early_sra): Bail out either if
6427 !all_callers_have_enough_arguments_p or
6428 encountered_unchangable_recursive_call.
6430 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6432 * sel-sched.c: Add 2010 to copyright years.
6433 * sel-sched-ir.c: Likewise.
6434 * sel-sched-ir.h: Likewise.
6436 2010-01-14 Martin Jambor <mjambor@suse.cz>
6438 PR tree-optimization/42714
6439 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6440 constructors specially.
6442 2010-01-14 Andi Kleen <ak@linux.intel.com>
6444 * config/i386/drivers-i386.c (detect_caches_intel):
6445 Add l2sizekb parameter and fill in.
6446 (host_detect_local_cpu): Add l2sizekb, fill in.
6447 Add Atom small cache heuristic.
6449 2010-01-14 Andi Kleen <ak@linux.intel.com>
6451 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6452 Add level3 parameter and fill in.
6453 (detect_caches_intel): Handle level3 cache.
6455 2010-01-14 Andi Kleen <ak@linux.intel.com>
6457 * config/i386/drivers-i386.c (host_detect_local_cpu):
6458 Fix core duo detection.
6460 2010-01-14 Andi Kleen <ak@linux.intel.com>
6462 * config/i386/drivers-i386.c (host_detect_local_cpu):
6465 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6467 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6468 (rs6000_variable_issue_1): this. Use...
6469 (rs6000_variable_issue): here. Reimplement. Print debug info.
6471 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6473 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6474 sel_restore_notes. Update all callers. Call reemit_notes
6477 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6479 PR rtl-optimization/42246
6480 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6483 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6485 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6486 all successors is the same as number of successors in current region.
6488 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6490 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6491 to rename is not separable. Otherwise check that its LHS is not NULL.
6493 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6495 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6497 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6499 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6500 available registers when failed to discover LHS register class.
6501 Fix indentation. Update comment.
6503 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6504 Alexander Monakov <amonakov@ispras.ru>
6506 PR rtl-optimization/42389
6507 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6509 (advance_state_on_fence): Likewise.
6510 (sel_target_adjust_priority): Print debug output only when
6511 sched_verbose >= 4, not 2.
6512 (get_expr_cost): Do not issue all unique insns on the next cycle.
6513 (fill_insns): Initialize can_issue_more from the value saved
6515 * sel-sched-ir.c (flist_add): New parameter issue_more.
6516 Init FENCE_ISSUE_MORE with it.
6517 (merge_fences): Likewise.
6518 (init_fences): Update call to flist_add.
6519 (add_to_fences, add_clean_fence_to_fences)
6520 (add_dirty_fence_to_fences): Likewise.
6521 (move_fence_to_fences): Update call to merge_fences.
6522 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6524 * sel-sched-ir.h (struct _fence): New field issue_more.
6525 (FENCE_ISSUE_MORE): New accessor macro.
6527 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6529 PR rtl-optimization/42388
6530 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6531 that have no predecessors nor successors. Do not call move_bb_info
6532 for empty blocks outside of current region.
6534 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6536 PR rtl-optimization/42294
6537 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6538 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6539 originators' originators.
6541 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6543 PR rtl-optimization/39453
6544 PR rtl-optimization/42246
6545 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6547 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6549 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6550 Alexander Monakov <amonakov@ispras.ru>
6553 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6554 (maybe_tidy_empty_bb): ... here. Make static. Add new
6555 argument. Update all callers.
6556 (tidy_control_flow): ... and here. Recompute topological order
6557 of basic blocks in region if necessary.
6558 (sel_redirect_edge_and_branch): Change return type. Return true
6559 if topological order might have been invalidated.
6560 (purge_empty_blocks): Export and move from...
6561 * sel-sched.c (purge_empty_blocks): ... here.
6562 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
6563 (maybe_tidy_empty_bb): Delete prototype.
6564 (purge_empty_blocks): Declare.
6566 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6568 PR rtl-optimization/42249
6569 * sel-sched.c (try_replace_dest_reg): When chosen register
6570 and original register is the same, do not bail out early, but
6571 still check all original insns for validity of replacing destination
6572 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
6575 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6578 Port from no-undefined-overflow branch:
6579 2009-03-09 Richard Guenther <rguenther@suse.de>
6581 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
6583 2010-01-14 Richard Guenther <rguenther@suse.de>
6586 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
6588 2010-01-14 Ira Rosen <irar@il.ibm.com>
6590 PR tree-optimization/42709
6591 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
6592 as scalar type in creation of constant vector operand.
6594 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6597 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
6598 (check-parallel-%): Match `testsuite' directory component only
6601 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
6603 PR translation/39521
6604 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
6607 2010-01-13 Richard Guenther <rguenther@suse.de>
6609 PR tree-optimization/42730
6610 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
6613 2010-01-13 Steve Ellcey <sje@cup.hp.com>
6616 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
6617 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
6620 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
6622 * config/bfin/libgcc-bfin.ver: Regenerate based on current
6623 libgcc-std.ver. Add entries for ___smulsi3_highpart and
6624 ___umulsi3_highpart.
6626 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
6627 rather than schedule_insns if the pass is enabled.
6629 2010-01-13 Martin Jambor <mjambor@suse.cz>
6631 PR tree-optimization/42704
6632 * tree-sra.c (sra_modify_assign): Do not delete assignments to
6635 2010-01-13 Martin Jambor <mjambor@suse.cz>
6637 PR tree-optimization/42703
6638 * tree-sra.c (analyze_access_subtree): Check that we can build a
6639 reference to the original data within the aggregate.
6641 2010-01-13 Richard Guenther <rguenther@suse.de>
6643 PR tree-optimization/42705
6644 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6646 2010-01-13 Richard Guenther <rguenther@suse.de>
6649 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
6651 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6654 * var-tracking.c (values_to_unmark): New variable.
6655 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6656 values_to_unmark vector. Moved body to...
6657 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6658 instead queue it into values_to_unmark vector.
6659 (vt_find_locations): Free values_to_unmark vector.
6661 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
6663 * config/s390/s390.c (override_options): Set
6664 default of max-pending-list-length to 256
6666 2010-01-13 Richard Guenther <rguenther@suse.de>
6669 * tree-pass.h (PROP_gimple_lcx): New.
6670 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6671 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6672 before the final cleanup_eh.
6673 (dump_properties): Dump PROP_gimple_lcx.
6674 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6675 (tree_lower_complex_O0): Remove.
6676 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6677 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6678 tree_lower_complex, schedule TODO_update_ssa.
6679 * lto-streamer-out.c (output_function): Stream the functions
6681 * lto-streamer-in.c (input_function): Likewise.
6682 (lto_read_body): Do not override them here.
6684 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6687 * c-typeck.c (build_c_cast): Fold value cast to union type before
6688 wrapping it in a CONSTRUCTOR.
6690 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6692 PR rtl-optimization/42699
6693 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6696 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6698 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6699 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6700 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6701 SUBTARGET_WARN_UNUSED_SPEC): ... here
6702 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6704 2010-01-12 Julian Brown <julian@codesourcery.com>
6706 * config/arm/neon-schedgen.ml (Utils): Don't try to
6707 open missing module.
6708 (find_with_result): New.
6710 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6713 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6714 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6716 PR tree-optimization/42645
6717 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6718 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6719 decl_map, set processing_debug_stmt to -1 and return name without
6722 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6724 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6725 binutils version, and reword target configuration description.
6727 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6729 * config/avr/avr.h (LINKER_NAME): Remove.
6731 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6734 * config/rs6000/rs6000.c (rs6000_override_options): On targets
6735 that support VSX, warn for -mno-altivec if vsx is not disabled,
6738 2010-01-11 Joseph Myers <joseph@codesourcery.com>
6739 Shujing Zhao <pearly.zhao@oracle.com>
6741 PR translation/42469
6742 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
6743 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
6744 character between option name and help text.
6745 * c.opt (imultilib): Likewise.
6747 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
6749 * lto-streamer-out.c (output_unreferenced_globals): Output static
6752 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
6754 PR rtl-optimization/42621
6755 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
6756 optimizing for size.
6757 (duplicate_computed_gotos): Remove now-redundant check.
6759 2010-01-10 Steve Ellcey <sje@cup.hp.com>
6762 * configure.ac: Save and restore LDFLAGS and LIBS
6763 * configure: Regenerate.
6765 2010-01-10 Richard Guenther <rguenther@suse.de>
6768 * builtins.c (fold_builtin_strlen): Add type argument and
6769 convert the resulting length to it.
6770 (fold_builtin_1): Adjust.
6772 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6774 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
6775 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6777 (num_insns_constant_wide): Adjust for that change.
6779 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6782 * web.c (union_defs): Add used argument, to combine uses of
6784 (entry_register): Adjust type and tests of used argument.
6785 (web_main): Widen used for new use. Pass it to union_defs.
6786 * df.h (union_defs): Adjust prototype.
6788 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6791 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6792 uses in new incoming argument. Free body.
6793 (reset_debug_uses_in_loop): New.
6794 (analyze_insn_to_expand_var): Call the latter if the former found
6795 anything. Fix whitespace. Reject invalid dest overlaps before
6796 going through all insns in the loop.
6798 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6801 * haifa-sched.c (dying_use_p): Debug insns don't count.
6803 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6806 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6807 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6808 (verify_gimple_call): Reject LHS in noreturn calls.
6810 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6814 * tree-vect-loop-manip.c (adjust_info): New type.
6815 (adjust_vec): New pointer to vector.
6816 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6817 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6818 (slpeel_update_phis_for_duplicate_loop): Use them.
6819 (slpeel_update_phi_nodes_for_guard1): Likewise.
6820 (slpeel_update_phi_nodes_for_guard2): Likewise.
6821 (slpeel_tree_peel_loop_to_edge): Likewise.
6822 (vect_update_ivs_after_vectorizer): Likewise.
6824 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6826 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6827 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6829 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6831 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6832 bogus uninitialized warning.
6834 2010-01-09 Richard Guenther <rguenther@suse.de>
6837 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6838 the evolution is compatible with the initial condition.
6840 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6842 * gcc.c (process_command): Update copyright notice dates.
6843 * gcov.c (print_version): Likewise.
6844 * gcov-dump.c (print_version): Likewise.
6845 * mips-tfile.c (main): Likewise.
6846 * mips-tdump.c (main): Likewise.
6848 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6851 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6853 (rotlhi3_8): Delete.
6855 (rotlsi3_8): Delete.
6856 (rotlsi3_16): Delete.
6857 (rotlsi3_24): Delete.
6859 (*rotw<mode>3): New.
6860 (*rotb<mode>3): New.
6861 * config/avr/avr.c (avr_rotate_bytes): New function.
6862 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6864 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6867 * configure.ac: Modify -rdynamic check.
6868 * configure: Regenerate.
6870 2010-01-08 DJ Delorie <dj@redhat.com>
6872 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6873 register popping order.
6875 2010-01-08 Richard Guenther <rguenther@suse.de>
6878 * c.opt (fsigned-char): Also let LTO handle this option.
6879 (funsigned-char): Likewise.
6881 2010-01-07 Richard Guenther <rguenther@suse.de>
6883 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6884 (gimple_op): Likewise.
6885 (gimple_op_ptr): Likewise.
6886 (gimple_assign_set_lhs): Remove gcc_assert.
6887 (gimple_assign_set_rhs1): Likewise.
6888 (gimple_assign_set_rhs2): Likewise.
6889 (gimple_call_set_lhs): Likewise.
6890 (gimple_call_set_fn): Likewise.
6891 (gimple_call_set_fndecl): Likewise.
6892 (gimple_call_fndecl): Likewise.
6893 (gimple_call_return_type): Likewise.
6894 (gimple_call_set_chain): Likewise.
6895 (gimple_call_num_args): Likewise.
6896 (gimple_call_set_arg): Likewise.
6897 (gimple_cond_set_code): Likewise.
6898 (gimple_cond_set_lhs): Likewise.
6899 (gimple_cond_set_rhs): Likewise.
6900 (gimple_cond_set_true_label): Likewise.
6901 (gimple_cond_set_false_label): Likewise.
6902 (gimple_label_set_label): Likewise.
6903 (gimple_goto_set_dest): Likewise.
6904 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6905 (gimple_debug_bind_get_value): Likewise.
6906 (gimple_debug_bind_get_value_ptr): Likewise.
6907 (gimple_debug_bind_set_var): Likewise.
6908 (gimple_debug_bind_set_value): Likewise.
6909 (gimple_debug_bind_reset_value): Likewise.
6910 (gimple_debug_bind_has_value_p): Likewise.
6911 (gimple_return_retval_ptr): Remove gcc_assert.
6912 (gimple_return_retval): Likewise.
6913 (gimple_return_set_retval): Likewise.
6914 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6915 (safe_referenced_var_iterator): Remove.
6916 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6917 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6918 (fill_referenced_var_vec): Remove.
6919 (first_readonly_imm_use): Remove redundant gcc_assert.
6920 (phi_arg_index_from_use): Combine gcc_asserts.
6921 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6922 (first_imm_use_stmt): Remove redundant gcc_assert.
6923 * tree-cfg.c (verify_gimple_call): Verify function and chain
6924 operands. Verify arguments.
6925 (verify_types_in_gimple_stmt): Verify condition code and labels.
6927 2010-01-07 Richard Guenther <rguenther@suse.de>
6929 PR tree-optimization/42641
6930 * sese.c (rename_map_elt_info): Use the SSA name version, do
6933 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6935 PR tree-optimization/42625
6936 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6937 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6939 2010-01-07 Duncan Sands <baldrick@free.fr>
6941 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6943 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6946 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6947 note itself is not function_invariant_p.
6949 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6951 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6952 Do not add the DF_NOTE problem.
6953 * store-motion.c (execute_rtl_store_motion): Likewise.
6955 2010-01-07 Martin Jambor <mjambor@suse.cz>
6957 PR tree-optimization/42157
6958 * tree-sra.c (compare_access_positions): Stabilize sort if both
6959 accesses have integer types, return zero immediately if they are the
6962 2010-01-06 Richard Henderson <rth@redhat.com>
6965 * haifa-sched.c (add_to_note_list): Merge into ...
6966 (concat_note_lists): ... here, and ...
6967 (unlink_other_notes, rm_other_notes): Merge into...
6968 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6969 NOTE_INSN_EPILOGUE_BEG.
6971 2010-01-06 Richard Guenther <rguenther@suse.de>
6973 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6974 not inline regular functions into always-inline functions.
6976 2010-01-06 Nick Clifton <nickc@redhat.com>
6978 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6979 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6981 (OVERRIDE_OPTIONS): Delete.
6982 (OPTIMIZATION_OPTIONS): Define.
6983 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6984 * config/rx/rx.c (rx_handle_option): Issue an error message if
6985 -mcpu=rx200 and -fpu are used together.
6986 (rx_set_optimization_options): New function. Issue an error
6987 message if an optimization attribute attempts to reset the FPU/
6988 math optimization pairing.
6989 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6990 * config/rx/rx.opt: Set the default to 32-bit doubles.
6991 * config/rx/t-rx: Add multilibs for -nofpu option.
6992 * doc/invoke.texi: Update documentation of RX options.
6994 2010-01-06 Richard Guenther <rguenther@suse.de>
6996 * tree-ssa-pre.c (name_to_id): New global.
6997 (alloc_expression_id): Simplify SSA name handling.
6998 (lookup_expression_id): Likewise.
6999 (init_pre): Zero name_to_id.
7000 (fini_pre): Free it.
7002 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
7004 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
7006 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
7009 * config/i386/sse.md (smaxv2di3): New.
7010 (umaxv2di3): Likewise.
7011 (sminv2di3): Likewise.
7012 (uminv2di3): Likewise.
7014 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
7017 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
7018 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
7019 (legitimize_tls_address): Likewise.
7020 (sparc_tls_referenced_p): Likewise.
7021 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
7022 and adjust calls to legitimize_pic_address.
7023 (legitimate_constant_p) Use sparc_tls_referenced_p.
7024 (legitimate_pic_operand_p): Likewise.
7025 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
7026 (sparc_tls_symbol_ref_1): Delete.
7027 (sparc_tls_referenced_p): Make static, recognize specific patterns.
7028 (legitimize_tls_address): Make static, handle CONST patterns.
7029 (legitimize_pic_address): Make static, remove unused parameter and
7030 adjust recursive calls.
7031 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
7032 and adjust call to legitimize_pic_address.
7033 (sparc_output_mi_thunk): Likewise.
7035 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
7036 H.J. Lu <hongjiu.lu@intel.com>
7039 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
7040 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
7041 operands to make them signed.
7044 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7047 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7048 GTU to GT for V4SI and V2DI.
7050 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7051 (umin<mode>3): Removed.
7053 (uminv4si3): Likewise.
7055 2010-01-05 Martin Jambor <mjambor@suse.cz>
7057 PR tree-optimization/42462
7058 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
7059 current_function_decl to helper functions and macros.
7061 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7064 * flags.h: Don't include real.h.
7065 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
7066 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
7067 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
7068 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
7069 * dominance.c: Update copyright.
7070 * gimple.c (walk_gimple_op): Remove inline.
7071 * tree-ssa-reassoc.c: Include real.h.
7072 * Makefile.in (FLAGS_H): Remove $(REAL_H).
7073 (tree-ssa-reassoc.o): Depend on $(REAL_H).
7075 2010-01-05 Nick Clifton <nickc@redhat.com>
7077 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
7078 register to push into the stack frame when the accumulator has to
7079 be saved during interrupts.
7081 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
7083 * doc/invoke.texi: Remove the documentation about option
7085 * common.opt (Wunreachable-code): Preserved for backward
7087 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
7088 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
7089 the backward compatibility flag section.
7091 2010-01-05 Richard Guenther <rguenther@suse.de>
7093 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
7095 2010-01-05 Jakub Jelinek <jakub@redhat.com>
7098 * cfgexpand.c (expand_one_var): Diagnose too large variables.
7100 PR tree-optimization/42508
7101 * tree-sra.c (convert_callers): Check for recursive call
7102 by comparing cgraph nodes instead of decls.
7103 (modify_function): Call ipa_modify_formal_parameters also
7104 on all same_body aliases.
7106 * cgraphunit.c (cgraph_materialize_all_clones): Compare
7107 cgraph nodes when checking for same_body aliases.
7109 2010-01-05 Richard Guenther <rguenther@suse.de>
7111 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
7112 allocation and lookup.
7113 (get_or_alloc_expr_for_constant): Likewise.
7114 (phi_translate): Sink allocation.
7116 2010-01-04 Richard Guenther <rguenther@suse.de>
7118 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
7119 a new entry only if needed.
7120 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
7121 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
7123 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
7125 (phi_translate): Handle CONSTANTs early.
7127 2010-01-04 Martin Jambor <mjambor@suse.cz>
7129 PR tree-optimization/42398
7130 * tree-sra.c (struct access): Removed flag grp_different_types.
7131 (dump_access): Do not dump the removed flag.
7132 (sort_and_splice_var_accesses): Do not set the removed flag.
7133 (sra_modify_expr): Check for type compatibility directly.
7135 2010-01-04 Martin Jambor <mjambor@suse.cz>
7137 PR tree-optimization/42366
7138 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
7139 edges with variable number of parameters.
7140 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
7141 flag instead of asserting it.
7142 (ipa_read_node_info): Read uses_analysis_done flag.
7144 2010-01-04 Richard Guenther <rguenther@suse.de>
7146 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
7147 iterative_hash_* as intended.
7148 (vn_reference_compute_hash): Likewise. Simplify hashing
7150 (vn_reference_lookup_2): Likewise.
7151 (vn_nary_op_compute_hash): Likewise.
7152 (vn_phi_compute_hash): Likewise.
7153 (expressions_equal_p): Remove strange code.
7154 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
7155 (pre_expr_hash): Likewise. Simplify hashing SSA names.
7156 (bitmap_insert_into_set_1): Take value-id as parameter.
7157 (add_to_value): Pass it.
7158 (bitmap_insert_into_set): Likewise.
7159 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
7161 2010-01-04 Jakub Jelinek <jakub@redhat.com>
7164 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
7165 (do_self_spec): For switches with SWITCH_IGNORE set set also
7166 SWITCH_IGNORE_PERMANENTLY.
7167 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
7170 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
7172 * lto-streamer-out.c (output_unreferenced_globals): Output the full
7173 tree of an unreferenced global var.
7175 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7178 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7179 GTU to GT for V4SI and V2DI.
7181 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7182 (umin<mode>3): Removed.
7184 (uminv4si3): Likewise.
7186 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7189 * collect2.c (main): Turn on trace in collect2 if -v is passed
7192 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
7194 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
7195 description of expression operand.
7197 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
7199 * configure.ac: Add install-html to target_list for Make-hooks.
7200 * configure: Regenerate.
7201 * fortran/Make-lang.in (F95_HTMLFILES): New.
7202 (fortran.html): Use it.
7203 (fortran.install-html): New.
7204 * Makefile.in (install-html): Add lang.install-html.
7205 * java/Make-lang.in (JAVA_HTMLFILES): New.
7206 (java.html): Use it.
7207 (java.install-html): New.
7208 * objc/Make-lang.in (objc.install-html): New.
7209 * objcp/Make-lang.in (obj-c++.install-html): New.
7210 * cp/Make-lang.in (c++.install-html): New.
7211 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
7212 * lto/Make-lang.in (lto.install-html): New.
7214 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7217 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
7219 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
7221 PR rtl-optimization/41862
7222 * store-motion.c (store_killed_in_insn, compute_store_table,
7223 remove_reachable_equiv_notes, replace_store_insn,
7224 build_store_vectors): Ignore all DEBUG_INSNs.
7226 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7229 * common.opt: Add dumpdir.
7231 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
7233 (option_map): Add --dumpdir.
7235 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
7237 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
7239 * opts.c (decode_options): Try dump_dir_name first if
7240 dump_base_name isn't an absolute path.
7241 (common_handle_option): Handle OPT_dumpdir.
7243 * toplev.c (dump_dir_name): New.
7244 (print_switch_values): Also ignore -dumpdir.
7246 * toplev.h (dump_dir_name): New.
7248 2010-01-03 Richard Guenther <rguenther@suse.de>
7250 PR tree-optimization/42589
7251 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7252 double-word expansion of bswap32.
7254 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7256 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7257 with BLOCK_FOR_INSN.
7258 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7259 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7260 noce_process_if_block): Likewise.
7261 * gcse.c (compute_local_properties, insert_expr_in_table,
7262 insert_set_in_table, canon_list_insert, find_avail_set,
7263 pre_insert_copy_insn): Likewise.
7265 * basic-block.h (BLOCK_NUM): Move from here...
7266 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7268 2010-01-03 Richard Guenther <rguenther@suse.de>
7270 PR tree-optimization/42438
7271 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7272 contains_may_not_return_call flag.
7273 (BB_MAY_NOTRETURN): New.
7274 (valid_in_sets): Trapping nary operations are not valid
7275 in blocks that may not return.
7276 (insert_into_preds_of_block): Remove check for trapping expressions.
7277 (compute_avail): Compute also BB_MAY_NOTRETURN.
7279 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7281 * doc/invoke.texi: Add 2010 to copyright years.
7283 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7285 * config/sparc/sparc.c: Fix formatting nits.
7287 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7288 Alexander Monakov <amonakov@ispras.ru>
7290 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7292 2010-01-02 Richard Guenther <rguenther@suse.de>
7295 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7296 (simplify_switch_using_ranges): Mark to be removed edges
7299 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7301 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7303 * collect2.c (scan_libraries): Add missing argument in call to
7306 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
7309 * config/alpha/predicates.md (aligned_memory_operand): Return false
7311 (unaligned_memory_operand): Return true for CQImode.
7312 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7313 doesn not cross aligned SImode word boundary.
7315 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7317 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7319 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7320 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7322 2010-01-02 Richard Guenther <rguenther@suse.de>
7325 * toplev.c (compile_file): Emit LTO marker properly. Change
7327 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7329 2010-01-01 Richard Guenther <rguenther@suse.de>
7332 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7334 2010-01-01 Richard Guenther <rguenther@suse.de>
7337 * c-decl.c (grokdeclarator): For zero-size arrays force
7338 structural equality checks as layout_type does.
7340 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7342 * builtins.c: Update copyright to 2010.
7344 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7347 * lto-streamer-out.c (produce_asm): Revert the last change.
7348 (copy_function): Likewise.
7350 * lto-streamer.c (lto_get_section_name): Skip any leading
7353 2010-01-01 Richard Guenther <rguenther@suse.de>
7356 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7360 Copyright (C) 2010 Free Software Foundation, Inc.
7362 Copying and distribution of this file, with or without modification,
7363 are permitted in any medium without royalty provided the copyright
7364 notice and this notice are preserved.