1 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
3 * c-parser.c (struct c_token): Move location field up.
4 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
5 (struct c_declspecs): Convert typespec_word, storage_class, and
6 default_int_p into bitfields.
7 (struct c_declarator): Move loc field up.
9 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
11 * cfgloop.h (struct loop): Move can_be_parallel field up.
12 * ipa-prop.h (struct ip_node_params): Move bitfields up.
13 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
15 (struct iv_cand): Convert pos field into a bitfield.
16 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
18 (struct _stmt_vec_info): Shuffle fields for better packing.
20 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
22 * varasm.c (IN_NAMED_SECTION): Remove guard.
23 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
24 (IN_NAMED_SECTION_P): ...this.
25 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
26 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
28 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
30 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
31 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
32 of shadowing it. Fix comments.
34 2010-04-26 Jan Hubicka <jh@suse.cz>
36 * cgraph.c (cgraph_create_node): Set node frequency to normal.
37 (cgraph_clone_node): Copy function frequency.
38 * cgraph.h (node_frequency): New enum
39 (struct cgraph_node): Add.
40 * final.c (rest_of_clean_state): Update.
41 * lto-cgraph.c (lto_output_node): Output node frequency.
42 (input_overwrite_node): Input node frequency.
43 * tre-ssa-loop-ivopts (computation_cost): Update.
44 * lto-streamer-out.c (output_function): Do not output function
46 * predict.c (maybe_hot_frequency_p): Update and handle functions
48 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
50 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
51 (compute_function_frequency): Set noreturn functions to be executed
53 (choose_function_section): Update.
54 * lto-streamer-in.c (input_function): Do not input function frequency.
55 * function.c (allocate_struct_function): Do not initialize function
57 * function.h (function_frequency): Remove.
58 (struct function): Remove function frequency.
59 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
61 * tree-inline.c (initialize_cfun): Do not update function frequency.
62 * passes.c (pass_init_dump_file): Update.
63 * i386.c (ix86_compute_frame_layout): Update.
64 (ix86_pad_returns): Update.
66 2010-04-26 Jie Zhang <jie@codesourcery.com>
68 PR tree-optimization/43833
69 * tree-vrp.c (range_int_cst_p): New.
70 (range_int_cst_singleton_p): New.
71 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
72 when both operands are constants. Use range_int_cst_p in
75 2010-04-26 Jan Hubicka <jh@suse.cz>
77 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
79 2010-04-26 Richard Guenther <rguenther@suse.de>
82 * gimple.c (gimple_decl_printable_name): Deal gracefully
83 with a NULL DECL_NAME.
85 2010-04-26 Richard Guenther <rguenther@suse.de>
88 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
89 if emitting debug information and it is either a function
92 2010-04-26 Ira Rosen <irar@il.ibm.com>
94 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
95 determine if the statement is vectorizable, and a macro to
97 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
98 Skip statements that can't be vectorized. If the analysis
99 fails, mark the statement as unvectorizable if vectorizing
101 (vect_compute_data_refs_alignment): Likewise.
102 (vect_verify_datarefs_alignment): Skip statements marked as
103 unvectorizable. Add print.
104 (vect_analyze_group_access): Skip statements that can't be
105 vectorized. If the analysis fails, mark the statement as
106 unvectorizable if vectorizing basic block.
107 (vect_analyze_data_ref_accesses, vect_analyze_data_refs):
109 * tree-vect-stmts.c (vectorizable_store): Fix the number of
110 generated stmts for SLP.
111 (new_stmt_vec_info): Initialize the new field.
112 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
113 statements marked as unvectorizable.
115 2010-04-25 Joseph Myers <joseph@codesourcery.com>
117 * c-common.c (flag_isoc1x): New.
118 (flag_isoc99): Update comment.
119 * c-common.h (flag_isoc1x): New.
120 (flag_isoc99): Update comment.
121 * c-cppbuiltin.c (builtin_define_float_constants): Also define
122 __<type>_DECIMAL_DIG__.
123 * c-opts.c (set_std_c1x): New.
124 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
125 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
126 * c.opt (-std=c1x, -std=gnu1x): New options.
127 * doc/cpp.texi: Mention -std=c1x.
128 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
129 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
130 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
131 * doc/standards.texi: Mention C1X.
132 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
133 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
134 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
137 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
139 * config/i386/gmon-sol2.c (_mcleanup): Change format string
140 placeholder from 0x%x to %#x.
141 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
142 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
143 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
144 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
145 * config/i386/i386.c (ix86_target_string): Ditto.
146 (output_pic_addr_const): Ditto.
147 (print_operand): Ditto.
149 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
151 * combine.c (find_split_point): Add third argument. Use it
152 to find nested multiply-accumulate instructions. Adjust calls.
153 (try_combine): Adjust call to find_split_point.
155 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
157 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
159 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
161 PR tree-optimization/41442
162 * fold-const.c (merge_truthop_with_opposite_arm): New function.
163 (fold_binary_loc): Call it.
165 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
167 * toplev.c (general_init): Set default for fdiagnostics-show-option.
168 * opts.c (common_handle_option): Allow disabling it.
169 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
171 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
173 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
174 between modes if both types are integral.
176 2010-04-23 Richard Guenther <rguenther@suse.de>
178 PR tree-optimization/43572
179 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
181 2010-04-23 Richard Guenther <rguenther@suse.de>
184 * tree-inline.c (tree_can_inline_p): Also check compatibility
187 2010-04-23 Martin Jambor <mjambor@suse.cz>
189 PR tree-optimization/43846
190 * tree-sra.c (struct access): New flag grp_assignment_read.
191 (build_accesses_from_assign): Set grp_assignment_read.
192 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
193 (enum mark_read_status): New type.
194 (analyze_access_subtree): Propagate grp_assignment_read, create
195 accesses also if both direct_read and root->grp_assignment_read.
197 2010-04-23 Martin Jambor <mjambor@suse.cz>
200 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
201 function does not have type attributes.
203 2010-04-23 Richard Guenther <rguenther@suse.de>
206 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
209 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
211 * sese.h (create_if_region_on_edge): Remove.
213 * sese.c (create_if_region_on_edge): Make static.
215 * tree-inline.c: Do not include ggc.h.
217 * expr.c: Do not include ggc.h.
219 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
222 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
225 * config/sh/sh.c (find_barrier): Don't emit a constant pool
226 in the middle of insns for casesi_worker_2.
228 2010-04-22 David Edelsohn <edelsohn@gnu.org>
230 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
232 2010-04-22 Ira Rosen <irar@il.ibm.com>
234 PR tree-optimization/43842
235 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
236 loop unrolling in update of exit phis. Fix comment.
237 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
238 least two reduction statements in the loop before starting SLP
241 2010-04-22 Nick Clifton <nickc@redhat.com>
243 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
245 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
247 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
250 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
252 * tree-parloops.c (loop_parallel_p): New argument
253 parloop_obstack. Pass it down.
254 (parallelize_loops): New variable parloop_obstack. Initialize it,
255 pass it down, free it.
257 * tree-loop-linear.c (linear_transform_loops): Pass down
260 * tree-data-ref.h (lambda_compute_access_matrices): New argument
261 of type struct obstack *.
263 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
264 scratch_obstack. Initialize it, pass down, free it.
266 * lambda.h (lambda_loop_new): Remove.
267 (lambda_matrix_new, lambda_matrix_inverse)
268 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
269 argument of type struct obstack *.
271 * lambda-trans.c (lambda_trans_matrix_new): New argument
272 lambda_obstack. Pass it down, use obstack allocation for ret.
273 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
276 * lambda-mat.c (lambda_matrix_get_column)
277 (lambda_matrix_project_to_null): Remove.
278 (lambda_matrix_new): New argument lambda_obstack. Use obstack
280 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
283 * lambda-code.c (lambda_loop_new): New function.
284 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
285 (lambda_compute_auxillary_space, lambda_compute_target_space)
286 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
287 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
288 (build_access_matrix): New argument lambda_obstack. Use obstack
290 (lambda_compute_step_signs, lambda_compute_access_matrices): New
291 argument lambda_obstack. Pass it down.
293 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
295 * optabs.h (expand_widening_mult): Declare.
297 2010-04-22 Richard Guenther <rguenther@suse.de>
299 PR tree-optimization/43845
300 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
301 lookup the CALL_EXPR function and arguments.
303 2010-04-22 Nick Clifton <nickc@redhat.com>
305 * config/stormy16/stormy16.c
306 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
307 * config/stormy16/stormy16.h: Tidy up formatting.
308 (DONT_USE_BUILTIN_SETJMP): Remove definition.
309 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
310 (ineqbranchsi): Delete pattern.
311 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
312 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
313 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
314 stormy16-lib2-ucmpsi2.c.
316 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
318 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
319 df_simulate_find_noclobber_defs as appropriate. Keep track of an
320 extra set merge_set_noclobber, and use it to relax the final test
322 * df.h (df_simulate_find_noclobber_defs): Declare.
323 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
325 (df_simulate_find_noclobber_defs): New function.
327 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
329 * config/i386/i386.md: Use {} around multi-line preparation statements.
331 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
333 * c-tree.h (push_init_level, pop_init_level, set_init_index)
334 (process_init_element): New argument of type struct obstack *.
336 * c-typeck.c (push_init_level, pop_init_level, set_designator)
337 (set_init_index, set_init_label, set_nonincremental_init)
338 (set_nonincremental_init_from_string, find_init_member)
339 (output_init_element, output_pending_init_elements)
340 (process_init_element): New argument braced_init_obstack. Pass it
342 (push_range_stack, add_pending_init): New argument
343 braced_init_obstack. Use obstack allocation.
345 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
346 braced_init_obstack. Pass it down.
347 (c_parser_braced_init): New variables ret, braced_init_obstack.
348 Initialize obstack, pass it down and finally free it.
350 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
353 * tree-pass.h (pass_optimize_widening_mul): Declare.
354 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
355 gate_optimize_widening_mul): New static functions.
356 (pass_optimize_widening_mul): New.
357 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
358 <case MULT_EXPR>: Remove support for widening multiplies.
359 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
360 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
361 simplify_gen_unary rather than directly building extensions.
362 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
364 * expmed.c (expand_widening_mult): New function.
365 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
367 2010-04-21 Jan Hubicka <jh@suse.cz>
369 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
370 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
371 * lto-wpa-fixup.c: Remove.
372 * Makefile.in (lto-wpa-fixup.o): Remove.
373 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
374 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
375 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
377 2010-04-21 Jan Hubicka <jh@suse.cz>
379 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
380 add write_optimization_summary, read_optimization_summary.
381 (ipa_write_summaries_of_cgraph_node_set): Remove.
382 (ipa_write_optimization_summaries): Declare.
383 (ipa_read_optimization_summaries): Declare.
384 * ipa-cp.c (pass_ipa_cp): Update.
385 * ipa-reference.c (pass_ipa_reference): Update.
386 * ipa-pure-const.c (pass_ipa_pure_const): Update.
387 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
389 * ipa-inline.c (pass_ipa_inline): Update.
390 * ipa.c (pass_ipa_whole_program): Update.
391 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
392 * passes.c (ipa_write_summaries_1): Do not test wpa.
393 (ipa_write_optimization_summaries_1): New.
394 (ipa_write_optimization_summaries): New.
395 (ipa_read_summaries): Do not test ltrans.
396 (ipa_read_optimization_summaries_1): New.
397 (ipa_read_optimization_summaries): New.
399 2010-04-21 Jan Hubicka <jh@suse.cz>
401 * lto-cgraph.c (lto_output_node): Do not output comdat groups
403 (output_cgraph): Do not arrange comdat groups for boundary nodes.
405 2010-04-21 Jakub Jelinek <jakub@redhat.com>
408 * dwarf2out.c (add_name_and_src_coords_attributes): Add
409 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
411 2010-04-21 Jan Hubicka <jh@suse.cz>
413 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
415 2010-04-21 Jan Hubicka <jh@suse.cz>
417 * varpool.c (decide_is_variable_needed): Variable is always needed
420 2010-04-21 Jan Hubicka <jh@suse.cz>
422 * opts.c (decode_options): Enable pure-const pass for whopr.
424 2010-04-21 Jan Hubicka <jh@suse.cz>
426 * cgraph.c (dump_cgraph_node): Dump also assembler name.
427 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
429 (cgraph_decide_inlining): Do not expect callee to be removed in all
432 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
434 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
436 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
438 * config/i386/i386.md (x86_shrd): Add athlon_decode and
439 amdfam10_decode attributes.
441 2010-04-21 Jakub Jelinek <jakub@redhat.com>
444 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
445 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
446 (lower_copyprivate_clauses): Use private var in outer
447 context instead of original var. Make sure the types
448 are correct for VLAs.
450 2010-04-21 Richard Guenther <rguenther@suse.de>
452 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
453 to non-pointer objects.
455 2010-04-21 Jakub Jelinek <jakub@redhat.com>
457 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
458 last chain entry if it starts with the still current label.
459 (add_location_or_const_value_attribute): Check that
460 loc_list->first->next is NULL instead of comparing ->first with ->last.
461 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
462 to add_var_loc_to_decl.
464 * dwarf2out.c (output_call_frame_info): For dw_cie_version
465 >= 4 add also address size and segment size fields into CIE header.
467 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
468 long as address size is the same as sizeof (void *) and
470 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
471 address size or segment size is unexpected, return DW_EH_PE_omit.
472 (classify_object_over_fdes): If get_cie_encoding returned
473 DW_EH_PE_omit, return -1.
474 (init_object): If classify_object_over_fdes returned -1,
475 pretend there were no FDEs at all.
477 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
479 * config/i386/i386.md (bswap<mode>2): Macroize expander from
480 bswap{si,di}2 using SWI48 mode iterator.
481 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
482 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
483 set modrm attribute of bswap insn to 0 and remove length attribute.
484 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
485 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
486 set mode attribute to <MODE> and remove length attribute.
488 2010-04-20 James E. Wilson <wilson@codesourcery.com>
490 PR rtl-optimization/43520
491 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
492 zero available registers.
494 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
496 * builtins.c (fold_builtin_cproj): Fold more cases.
498 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
500 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
501 (fold_builtin_1): Fold builtin cproj.
502 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
503 Use ATTR_CONST_NOTHROW_LIST.
505 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
507 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
508 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
509 ffsi2_no_cmove for !TARGET_CMOVE.
510 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
511 (ffssi2): Remove expander.
512 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
514 (ctz<mode>2): Ditto from ctz{si,di}2.
515 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
517 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
520 2010-04-20 Jakub Jelinek <jakub@redhat.com>
522 * dwarf2out.c (AT_linkage_name): Define.
523 (clone_as_declaration): Handle DW_AT_linkage_name.
524 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
525 of DW_AT_MIPS_linkage_name.
526 (move_linkage_attr): Likewise.
527 (dwarf2out_finish): Likewise.
529 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
532 * fold-const.c (fold_comparison): New folding rule.
534 2010-04-20 Anatoly Sokolov <aesok@post.ru>
536 * double-int.h (double_int_setbit): Declare.
537 * double-int.c (double_int_setbit): New function.
538 * rtl.h (immed_double_int_const): Declare.
539 * emit-rtl.c (immed_double_int_const): New function.
540 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
541 and immed_double_int_const functions.
542 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
543 expand_copysign_bit): (Ditto.).
544 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
545 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
546 * dojump.c (prefer_and_bit_test): (Ditto.).
547 * expr.c (convert_modes, reduce_to_bit_field_precision,
548 const_vector_from_tree): (Ditto.).
549 * expmed.c (mask_rtx, lshift_value): (Ditto.).
551 2010-04-20 Jan Hubicka <jh@suse.cz>
553 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
554 (dump_cgraph_node): Dump new flags.
555 * cgraph.h (struct cgraph_node): Add flags
556 reachable_from_other_partition and in_other_partition.
557 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
558 other partition can not be removed.
559 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
560 the other partition must be output; silence sanity checking on
561 leaking functions bodies from other paritition.
562 * lto-cgraph.c (reachable_from_other_partition_p): New function.
563 (lto_output_node): Output new flags; do not sanity check that inline
564 clones are output; drop lto_forced_extern_inline_p code; do not mock
565 visibility flags at partition boundaries.
566 (add_node_to): New function.
567 (output_cgraph): Use it to sort functions so masters appear before
569 (input_overwrite_node): Input new flags.
570 * passes.c (ipa_write_summaries): Do not call
571 lto_new_extern_inline_states.
572 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
573 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
574 lto_forced_extern_inline_p): Kill.
575 * lto-streamer.h (lto_new_extern_inline_states,
576 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
577 lto_forced_extern_inline_p): Kill.
579 2010-04-20 Richard Guenther <rguenther@suse.de>
581 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
582 from vars that can have pointers.
583 (process_constraint): Dump useless constraints.
585 2010-04-20 Richard Guenther <rguenther@suse.de>
587 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
588 (dump_sa_points_to_info): Remove asserts.
589 (init_base_vars): nothing_id isn't an escape point nor does it
592 2010-04-20 Jakub Jelinek <jakub@redhat.com>
594 * tree.h (TYPE_REF_IS_RVALUE): Define.
595 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
596 should_move_die_to_comdat, prune_unused_types_walk): Handle
597 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
598 (modified_type_die, gen_reference_type_die): Emit
599 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
600 if TYPE_REF_IS_RVALUE and -gdwarf-4.
602 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
605 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
606 calls for -fpic -m31 if they have been sibcall optimized.
608 2010-04-19 James E. Wilson <wilson@codesourcery.com>
610 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
611 ar.lc fixed and call-used.
613 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
615 2010-04-19 Jan Hubicka <jh@suse.cz>
617 * opts.c (decode_options): Disable whpr incompatible passes.
618 * lto/lto.c (lto_1_to_1_map): Skip clones.
619 (read_cgraph_and_symbols): Do not mark everything as needed.
620 (do_whole_program_analysis): Do map only after optimizing;
621 set proper cgraph_state; use passmanager.
623 2010-04-19 DJ Delorie <dj@redhat.com>
625 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
626 POINTER_PLUS_EXPR and fix them.
628 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
630 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
631 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
632 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
633 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
634 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
635 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
636 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
637 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
638 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
639 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
640 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
642 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
644 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
645 (check_cond_move_block): Likewise.
646 (cond_move_process_if_block): Likewise.
647 (noce_find_if_block): Improve formatting.
648 (find_if_header): Pass 0 to memset and tweak conditions.
649 (cond_exec_find_if_block): Fix long lines and tweak conditions.
651 2010-04-19 Jakub Jelinek <jakub@redhat.com>
653 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
657 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
658 with non-local decl doesn't need chain.
660 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
662 * ira-color.c (allocno_reload_assign): Avoid accumulating
663 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
665 2010-04-19 Martin Jambor <mjambor@suse.cz>
667 * gimple.h (create_tmp_reg): Declare.
668 * gimplify.c (create_tmp_reg): New function.
669 (gimplify_return_expr): Use create_tmp_reg.
670 (gimplify_omp_atomic): Likewise.
671 (gimple_regimplify_operands): Likewise.
672 * tree-dfa.c (make_rename_temp): Likewise.
673 * tree-predcom.c (predcom_tmp_var): Likewise.
674 (reassociate_to_the_same_stmt): Likewise.
675 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
676 (get_replaced_param_substitute): Likewise.
677 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
678 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
679 * tree-ssa-pre.c (get_representative_for): Likewise.
680 (create_expression_by_pieces): Likewise.
681 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
682 (create_tailcall_accumulator): Likewise.
684 2010-04-19 Martin Jambor <mjambor@suse.cz>
686 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
688 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
690 2010-04-19 Richard Guenther <rguenther@suse.de>
692 PR tree-optimization/43796
693 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
694 from SCEV in the lattice.
695 (vrp_visit_phi_node): Dump change.
697 2010-04-19 Richard Guenther <rguenther@suse.de>
699 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
700 * configure: Re-generated.
702 2010-04-19 Richard Guenther <rguenther@suse.de>
704 PR tree-optimization/43783
705 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
706 constant ARRAY_REF operands two and three if possible.
708 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
711 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
713 2010-04-19 Jie Zhang <jie@codesourcery.com>
716 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
718 2010-04-19 Ira Rosen <irar@il.ibm.com>
720 PR tree-optimization/37027
721 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
722 and macro to access it.
723 (vectorizable_reduction): Add argument.
724 (vect_get_slp_defs): Likewise.
725 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
726 statements for possible use in SLP.
727 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
728 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
729 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
731 (vectorizable_reduction): Likewise.
732 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
734 (vectorizable_type_demotion, vectorizable_type_promotion,
735 vectorizable_store): Likewise.
736 (vect_analyze_stmt): Update call to vectorizable_reduction.
737 (vect_transform_stmt): Likewise.
738 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
739 (vect_build_slp_tree): Fix indentation. Check that there are no loads
740 from different interleaving chains in same node.
741 (vect_slp_rearrange_stmts): New function.
742 (vect_supported_load_permutation_p): Allow load permutations for
743 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
744 inside SLP nodes if necessary.
745 (vect_analyze_slp_instance): Handle reductions.
746 (vect_analyze_slp): Try to build SLP instances originating from groups
748 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
749 (vect_get_constant_vectors): Create initial vectors for reductions
750 according to reduction code. Add new argument.
751 (vect_get_slp_defs): Add new argument, pass it to
752 vect_get_constant_vectors.
753 (vect_schedule_slp_instance): Remove SLP tree root statements.
755 2010-04-19 Jakub Jelinek <jakub@redhat.com>
757 * tree.h (ENUM_IS_SCOPED): Define.
758 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
759 for ENUM_IS_SCOPED enums.
761 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
763 * fold-const.c (fold_comparison): Use ssizetype.
764 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
765 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
766 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
767 * tree-object-size.c (compute_object_sizes): Use size_type_node.
769 * tree.h (initialize_sizetypes): Remove parameter.
770 (build_common_tree_nodes): Remove second parameter.
771 * stor-layout.c (initialize_sizetypes): Remove parameter.
772 Always create an unsigned type.
773 (set_sizetype): Assert that the passed type is unsigned and simplify.
774 * tree.c (build_common_tree_nodes): Remove second parameter.
775 Adjust call to initialize_sizetypes.
776 * c-decl.c (c_init_decl_processing): Remove second argument in call to
777 build_common_tree_nodes.
779 2010-04-18 Matthias Klose <doko@ubuntu.com>
781 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
783 2010-04-18 Ira Rosen <irar@il.ibm.com>
785 PR tree-optimization/43771
786 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
787 load permutation doesn't have gaps.
789 2010-04-18 Jan Hubicka <jh@suse.cz>
791 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
792 (sse_prologue_save_insn expander): Use new pattern.
793 (sse_prologue_save_insn1): New pattern and splitter.
794 (sse_prologue_save_insn): Update to deal also with 64bit aligned
796 * i386.c (setup_incoming_varargs_64): Do not compute jump
798 (ix86_gimplify_va_arg): Update alignment needed.
799 (ix86_local_alignment): Do not align all local arrays to 128bit.
801 2010-04-17 Jan Hubicka <jh@suse.cz>
803 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
805 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
807 * arm.md (negdi2): Remove redundant code to force values into a
810 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
812 * arm/bpabi.S: Add EABI alignment attributes to objects.
813 * arm/bpabi-v6m.S: Likewise.
814 * arm/crti.asm: Likewise.
815 * arm/crtn.asm: Likewise.
816 * arm/lib1funcs.asm: Likewise.
817 * arm/libunwind.S: Likewise.
819 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
821 * arm-protos.h (tune_params): New structure.
822 * arm.c (current_tune): New variable.
823 (arm_constant_limit): Delete.
824 (struct processors): Add pointer to the tune parameters.
825 (arm_slowmul_tune): New tuning option.
826 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
827 (all_cores): Adjust to pick up the tuning model.
828 (arm_constant_limit): New function.
829 (arm_override_options): Select the appropriate tuning model. Delete
830 initialization of arm_const_limit.
831 (arm_split_constant): Use the new constant-limit model.
832 (arm_rtx_costs): Pick up the current tuning model.
833 * arm.md (is_strongarm, is_xscale): Delete.
834 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
835 for Xscale variant architectures.
836 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
838 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
840 * config/arm/arm.c (arm_gen_constant): Remove unused variable
842 (arm_rtx_costs_1): Remove unused variable extra_cost.
843 (arm_unwind_emit_set): Use variable offset.
844 (thumb1_output_casesi): Remove unused variable flags.
846 2010-04-16 Jeff Law <law@redhat.com>
848 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
849 needing assignment rather than doing a two-phase assignment. Remove
852 2010-04-16 Jakub Jelinek <jakub@redhat.com>
855 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
857 2010-04-16 Doug Kwan <dougkwan@google.com>
859 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
860 (next_operand_entry_id): New static variable.
861 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
862 (add_to_ops_vec): Assigned unique ID to operand entry.
863 (struct oecount_s): New field ID.
864 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
865 (undistribute_ops_list): Assign unique IDs to oecounts.
866 (init_reassoc): reset next_operand_entry_id.
868 2010-04-16 Doug Kwan <dougkwan@google.com>
870 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
871 missing left parenthesis.
873 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
875 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
876 *btdi_rex64 using SWI48 mode iterator.
877 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
878 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
879 *jcc_btdi_mask_rex64.
881 2010-04-16 Anatoly Sokolov <aesok@post.ru>
883 * double-int.h (tree_to_double_int): Convert to macro.
884 * double-int.c (tree_to_double_int): Remove.
886 2010-04-16 Jakub Jelinek <jakub@redhat.com>
889 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
890 with want_address 2 and in case a single element list might be
891 possible, call it again with want_address 0.
893 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
895 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
896 case 'W' print operands for HI mode.
897 * config/h8300/h8300.h (Y0, Y2) : New constraints.
898 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
899 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
900 * config/h8300/predicate.md (bit_register_indirect_operand): New.
902 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
904 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
905 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
906 #xx:3 and #xx:4 mode.
908 * config/h8300/h8300.md (inverted load with HImode dest): Add
911 * config/h8300/predicate.md (bit_operand): Allow immediate values that
912 satisfy 'U' constraint.
914 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
916 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
917 * configure: Regenerate.
918 * config.in: Regenerate.
919 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
922 2010-04-16 Richard Guenther <rguenther@suse.de>
924 * tree.h (struct tree_decl_minimal): Move pt_uid ...
925 (struct tree_decl_common): ... here.
926 (DECL_PT_UID): Adjust.
927 (SET_DECL_PT_UID): Likewise.
928 (DECL_PT_UID_SET_P): Likewise.
930 2010-04-16 Richard Guenther <rguenther@suse.de>
932 PR tree-optimization/43572
933 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
934 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
935 * tree-flow.h (is_call_clobbered): Remove.
936 * tree-flow-inline.h (is_call_clobbered): Likewise.
937 * tree-dfa.c (dump_variable): Do not dump call clobber state.
938 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
939 (execute_return_slot_opt): Adjust.
940 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
941 check for call clobbered vars here.
942 (find_tail_calls): Move tailcall verification to the
945 2010-04-16 Diego Novillo <dnovillo@google.com>
947 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
949 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
952 * config/arm/arm.md (cbranchqi4): New pattern.
953 * config/arm/predicates.md (const0_operand,
954 cbranchqi4_comparison_operator): New predicates.
956 2010-04-16 Richard Guenther <rguenther@suse.de>
958 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
959 (dump_gimple_stmt): Likewise.
961 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
963 * recog.h (struct recog_data): New field is_operator.
964 (struct insn_operand_data): New field is_operator.
965 * recog.c (extract_insn): Set recog_data.is_operator.
966 * genoutput.c (output_operand_data): Emit code to set the
968 * reload.c (find_reloads): Use it rather than testing for an
969 empty constraint string.
972 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
973 If the previous insn is a cbranchsi4_insn with the same arguments,
974 omit the compare instruction.
976 * config/arm/arm.md (addsi3_cbranch): If destination is a high
977 register, inputs must be low registers and we need a low register
978 scratch. Handle alternative 2 like alternative 3.
980 2010-04-16 Jakub Jelinek <jakub@redhat.com>
982 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
983 don't call get_addr on both. If one expression is a VALUE and
984 the other a REG, check VALUE's locs if the REG isn't among them.
986 2010-04-16 Christian Bruel <christian.bruel@st.com>
988 * config/sh/sh.h (sh_frame_pointer_required): New function.
989 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
990 (flag_omit_frame_pointer) Set.
991 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
992 (rounded_frame_size): Adjust size with outgoing_args_size.
993 (sh_set_return_address): Must return from stack pointer.
994 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
995 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
996 (ACCUMULATE_OUTGOING_ARGS): Define.
997 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
998 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
1000 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1003 * config/sh/sh.c (sh_legitimize_reload_address): Use
1004 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
1005 Remove a unneeded check for offset_base.
1007 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
1009 * configure: Regenerated.
1011 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1013 * config/s390/s390.c (s390_call_save_register_used): Switch back
1014 to HARD_REGNO_NREGS.
1016 2010-04-15 Richard Guenther <rguenther@suse.de>
1018 * alias.c (alias_set_subset_of): Handle alias-set zero
1021 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
1022 Julian Brown <julian@codesourcery.com>
1024 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
1025 alternatives according to use of high and low regs.
1026 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
1027 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
1028 optimizing for size on Thumb-2.
1030 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
1032 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
1034 2010-04-15 Richard Guenther <rguenther@suse.de>
1036 * tree-ssa-structalias.c (struct variable_info): Add
1038 (new_var_info): Initialize it.
1039 (dump_constraints): Support printing last added constraints.
1040 (debug_constraints): Adjust.
1041 (dump_constraint_graph): Likewise.
1042 (make_heapvar_for): Check for NULL cfun.
1043 (get_function_part_constraint): New function.
1044 (get_fi_for_callee): Likewise.
1045 (find_func_aliases): Properly implement IPA PTA constraints.
1046 (process_ipa_clobber): New function.
1047 (find_func_clobbers): Likewise.
1048 (insert_into_field_list_sorted): Remove.
1049 (create_function_info_for): Properly allocate vars for IPA mode.
1050 Do not use insert_into_field_list_sorted.
1051 (create_variable_info_for): Properly generate constraints for
1052 global vars in IPA mode.
1053 (dump_solution_for_var): Always dump the solution.
1054 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
1055 (find_what_var_points_to): Adjust.
1056 (pt_solution_set): Change.
1057 (pt_solution_ior_into): New function.
1058 (pt_solution_empty_p): Export.
1059 (pt_solution_includes_global): Adjust.
1060 (pt_solution_includes_1): Likewise.
1061 (pt_solutions_intersect_1): Likewise.
1062 (dump_sa_points_to_info): Check some invariants.
1063 (solve_constraints): Move constraint dumping ...
1064 (compute_points_to_sets): ... here.
1065 (ipa_pta_execute): ... and here.
1066 (compute_may_aliases): Do not re-compute points-to info
1067 locally if IPA info is available.
1068 (ipa_escaped_pt): New global var.
1069 (ipa_pta_execute): Properly implement IPA PTA.
1070 * tree-into-ssa.c (dump_decl_set): Support dumping
1071 decls not in referenced-vars.
1072 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
1073 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
1074 (dump_points_to_solution): Likewise.
1075 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
1076 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
1077 (remap_gimple_stmt): Reset call clobber/use information if necessary.
1078 (copy_decl_to_var): Copy DECL_PT_UID.
1079 (copy_result_decl_to_var): Likewise.
1080 * tree.c (make_node_stat): Initialize DECL_PT_UID.
1081 (copy_node_stat): Copy it.
1082 * tree.h (DECL_PT_UID): New macro.
1083 (SET_DECL_PT_UID): Likewise.
1084 (DECL_PT_UID_SET_P): Likewise.
1085 (struct tree_decl_minimal): Add pt_uid member.
1086 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
1087 (pt_solution_empty_p): Declare.
1088 (pt_solution_set): Adjust.
1089 (ipa_escaped_pt): Declare.
1090 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
1091 * gimple-pretty-print.c (pp_points_to_solution): New function.
1092 (dump_gimple_call): Dump call clobber/use information.
1093 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
1094 * tree-pass.h (TDF_ALIAS): New dump option.
1095 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
1096 * doc/invoke.texi (-fipa-pta): Update documentation.
1098 2010-04-15 Richard Guenther <rguenther@suse.de>
1100 * Makefile.in (OBJS-common): Add gimple-fold.o.
1101 (gimple-fold.o): New rule.
1102 * tree.h (maybe_fold_offset_to_reference,
1103 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
1105 * gimple.h: ... here.
1106 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
1107 may_propagate_address_into_dereference): Move prototypes ...
1108 * gimple.h: ... here.
1109 * tree-ssa-ccp.c (get_symbol_constant_value,
1110 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
1111 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
1112 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
1113 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
1114 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
1115 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
1116 gimplify_and_update_call_from_tree): Move ...
1117 * gimple-fold.c: ... here. New file.
1118 (ccp_fold_builtin): Rename to ...
1119 (gimple_fold_builtin): ... this.
1120 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
1122 2010-04-15 Richard Guenther <rguenther@suse.de>
1124 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
1125 fit_double_type, force_fit_type_double, add_double_with_sign,
1126 neg_double, mul_double_with_sign, lshift_double, rshift_double,
1127 lrotate_double, rrotate_double, div_and_round_double): Move ...
1128 * double-int.c: ... here.
1129 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
1130 add_double, neg_double, mul_double_with_sign, mul_double,
1131 lshift_double, rshift_double, lrotate_double, rrotate_double,
1132 div_and_round_double): Move prototypes ...
1133 * double-int.h: ... here.
1135 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
1138 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
1139 matching constraints to ensure inputs match the output.
1141 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1144 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
1145 in an input-only operand.
1147 2010-04-15 Anatoly Sokolov <aesok@post.ru>
1149 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
1150 (double_int_not, double_int_lshift, double_int_rshift): Declare.
1151 (double_int_negative_p): Convert to static inline function.
1152 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
1153 (double_int_negative_p): Remove.
1154 * tree.h (lshift_double, rshift_double):
1155 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
1156 * fold-const.c (fold_convert_const_int_from_real,
1157 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
1158 (lshift_double): Change type of arith argument to bool.
1159 (rshift_double): Change type of arith argument to bool. Correct
1161 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1163 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
1166 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
1167 at the start and end of the then/else blocks, and omit them from the
1169 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
1170 argument; all callers changed. Pass zero to old_insns_match_p instead.
1171 (flow_find_head_matching_sequence): New function.
1172 (old_insns_match_p): Check REG_EH_REGION notes for calls.
1173 * basic-block.h (flow_find_cross_jump,
1174 flow_find_head_matching_sequence): Declare functions.
1176 2010-04-14 Jason Merrill <jason@redhat.com>
1179 * c-common.c (attribute_takes_identifier_p): New fn.
1180 * c-common.h: Declare it.
1182 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1184 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1186 (*udivmod<mode>4): Ditto.
1188 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1190 * config/i386/i386.md (maxmin_int): Rename code attribute from
1191 maxminiprefix and update all users.
1192 (maxmin_float): Ditto from maxminfprefix.
1193 (logic): Ditto from logicprefix.
1194 (absneg_mnemonic): Ditto from absnegprefix.
1195 * config/i386/mmx.md: Update all users of maxminiprefix,
1196 maxminfprefix and logicprefix for rename.
1197 * config/i386/sse.md: Ditto.
1198 * config/i386/sync.md (sync_<code><mode>): Update for
1201 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1204 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1205 warnings converted to errors.
1207 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1209 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1210 used insn_type variable.
1211 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1212 to avoid set-but-not-used warning.
1214 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1216 * df-core.c (df_ref_debug): Change format string placeholder
1218 * dwarf2asm.c (dw2_asm_output_data_raw,
1219 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1220 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1221 * dwarf2out.c (output_cfi, output_cfi_directive,
1222 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1223 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1225 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1226 * print-rtl.c (print_rtx): Ditto.
1228 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1231 * builtins.c (expand_builtin_pow_root): New function to expand pow
1232 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1233 series of sqrt and cbrt calls under -ffast-math.
1234 (expand_builtin_pow): Call it.
1236 2010-04-14 Michael Matz <matz@suse.de>
1238 PR tree-optimization/42963
1239 * tree-cfg.c (touched_switch_bbs): New static variable.
1240 (group_case_labels_stmt): New function broken out from ...
1241 (group_case_labels): ... here, use the above.
1242 (start_recording_case_labels): Allocate touched_switch_bbs.
1243 (end_recording_case_labels): Deallocate it, call
1244 group_case_labels_stmt.
1245 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1247 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1249 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1252 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1254 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1256 2010-04-13 Jan Hubicka <jh@suse.cz>
1258 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1259 of optimized out static functions.
1260 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1261 cost computation. Also sanity check for overflows.
1262 (update_caller_keys): Update cgraph_edge_badness call; properly
1263 update fibheap and sanity check that it is up to date.
1264 (add_new_edges_to_heap): Update cgraph_edge_badness.
1265 (cgraph_decide_inlining_of_small_function): Likewise;
1266 add sanity checking that badness in heap is up to date;
1267 improve dumping of reason; Update badness of calls to the
1268 offline copy of function currently inlined; dump badness
1269 of functions not inlined because of unit growth limits.
1271 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1274 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1275 because of sign-extension change when converting to sizetype here...
1276 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1278 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1279 the folding to constants. Remove redundant final conversion.
1280 (fold_binary) <associate>: Do not associate if the re-association of
1281 constants alone overflows.
1282 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1283 to the end of the list.
1284 (multiple_of_p) <COND_EXPR>: New case.
1286 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1288 * opt-functions.awk (opt_sanitized_name): New.
1290 * optc-gen.awk: Use it
1291 * opth-gen.awk: Use it.
1293 2010-04-13 Martin Jambor <mjambor@suse.cz>
1295 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1296 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1297 children. Call replace_uses_with_default_def_ssa_name to handle
1300 2010-04-13 Michael Matz <matz@suse.de>
1303 * builtins.c (expand_builtin_interclass_mathfn): Also create
1304 a register if the predicate doesn't match.
1306 2010-04-13 Diego Novillo <dnovillo@google.com>
1308 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1309 * c-pch.c: Include timevar.h.
1310 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1311 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1312 * ggc-common.c: Include timevar.h.
1313 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1314 * timevar.def (TV_PCH_SAVE): Define.
1315 (TV_PCH_CPP_SAVE): Define.
1316 (TV_PCH_PTR_REALLOC): Define.
1317 (TV_PCH_PTR_SORT): Define.
1318 (TV_PCH_RESTORE): Define.
1319 (TV_PCH_CPP_RESTORE): Define.
1321 2010-04-13 Michael Matz <matz@suse.de>
1323 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1325 (can_reassociate_p): New function.
1326 (break_up_subtract_bb, reassociate_bb): Use it.
1328 2010-04-13 Richard Guenther <rguenther@suse.de>
1331 * builtins.c (c_readstr): Fix assert.
1333 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1335 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1336 when generating cltd insn.
1338 (*ashl<mode>3_1): Remove special handling for register operand 2.
1339 (*ashlsi3_1_zext): Ditto.
1340 (*ashlhi3_1): Ditto.
1341 (*ashlhi3_1_lea): Ditto.
1342 (*ashlqi3_1): Ditto.
1343 (*ashlqi3_1_lea): Ditto.
1344 (*<shiftrt_insn><mode>3_1): Ditto.
1345 (*<shiftrt_insn>si3_1_zext): Ditto.
1346 (*<shiftrt_insn>qi3_1_slp): Ditto.
1347 (*<rotate_insn><mode>3_1): Ditto.
1348 (*<rotate_insn>si3_1_zext): Ditto.
1349 (*<rotate_insn>qi3_1_slp): Ditto.
1351 2010-04-13 Richard Guenther <rguenther@suse.de>
1353 * tree-ssa-structalias.c (callused_id): Remove.
1354 (call_stmt_vars): New.
1355 (get_call_vi): Likewise.
1356 (lookup_call_use_vi): Likewise.
1357 (lookup_call_clobber_vi): Likewise.
1358 (get_call_use_vi): Likewise.
1359 (get_call_clobber_vi): Likewise.
1360 (make_transitive_closure_constraints): Likewise.
1361 (handle_const_call): Adjust to do per-call call-used handling.
1362 (handle_pure_call): Likewise.
1363 (find_what_var_points_to): Remove general callused handling.
1364 (init_base_vars): Likewise.
1365 (init_alias_vars): Initialize call_stmt_vars.
1366 (compute_points_to_sets): Process call-used and call-clobbered
1367 vars for call statements.
1368 (delete_points_to_sets): Free call_stmt_vars.
1370 2010-04-13 Richard Guenther <rguenther@suse.de>
1372 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1373 Only add RW dependence for dependence distance zero.
1374 Adjust maximal vectorization factor according to dependences.
1375 Move alignment handling ...
1376 (vect_find_same_alignment_drs): ... here. New function.
1377 (vect_analyze_data_ref_dependences): Adjust.
1378 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1379 (vect_analyze_data_refs): Adjust minimal vectorization factor
1380 according to data references.
1381 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1382 dependences before determining the vectorization factor.
1383 Analyze alignment after determining the vectorization factor.
1384 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1385 dependences before alignment.
1386 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1388 (vect_analyze_data_refs): Likewise.
1389 (MAX_VECTORIZATION_FACTOR): New define.
1391 2010-04-13 Duncan Sands <baldrick@free.fr>
1393 * except.h (lang_eh_type_covers): Remove.
1394 * except.c (lang_eh_type_covers): Likewise.
1396 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1397 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1399 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1400 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1401 UNITS_PER_LONG where it is ABI relevant.
1402 (s390_return_addr_rtx): Likewise.
1403 (s390_back_chain_rtx): Likewise.
1404 (s390_frame_area): Likewise.
1405 (s390_frame_info): Likewise.
1406 (s390_initial_elimination_offset): Likewise.
1407 (save_gprs): Likewise.
1408 (s390_emit_prologue): Likewise.
1409 (s390_emit_epilogue): Likewise.
1410 (s390_function_arg_advance): Likewise.
1411 (s390_function_arg): Likewise.
1412 (s390_va_start): Likewise.
1413 (s390_gimplify_va_arg): Likewise.
1414 (s390_function_profiler): Likewise.
1415 (s390_optimize_prologue): Likewise.
1416 (s390_rtx_costs): Likewise.
1417 (s390_secondary_reload): Likewise.
1418 (s390_promote_function_mode): Likewise.
1419 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1420 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1421 registers available.
1422 (s390_unwind_word_mode): New function.
1423 (s390_function_value): Split 64 bit values into register pair if
1424 used as return value.
1425 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1426 function call parameters. Handle parallels.
1427 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1428 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1429 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1430 (s390_expand_setmem): Remove unused variable src_addr.
1431 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1432 deal with 64 bit registers.
1433 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1434 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1435 (UNITS_PER_LONG): New macro.
1436 * libjava/include/s390-signal.h: Define extended ucontext
1437 structure containing the upper halfs of the 64 bit registers.
1439 2010-04-13 Simon Baldwin <simonb@google.com>
1441 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1443 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1445 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1446 rvalue on the RHS if the LHS is of a non-renamable type.
1447 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1449 2010-04-13 Matthias Klose <doko@ubuntu.com>
1451 * gcc.c (cc1_options): Handle -iplugindir before processing
1452 the cc1 spec. Only add -iplugindir once.
1453 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1455 * common.opt (iplugindir): Remove `Separate' property, initialize.
1456 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1458 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1459 (distclean): Remove plugin dir.
1460 * doc/invoke.texi: Document -iplugindir.
1462 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1464 * doc/plugins.texi (Loading Plugins): Document short
1465 -fplugin=foo option.
1466 (Plugin API): Mention default_plugin_dir_name function.
1468 * gcc.c (find_file_spec_function): Add new declaration.
1469 (static_spec_func): Use it for "find-file".
1470 (find_file_spec_function): Add new function.
1471 (cc1_options): Add -iplugindir option if -fplugin* options found.
1473 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1475 * plugin.c (add_new_plugin): Updated comment, and handle short
1477 (default_plugin_dir_name): Added new function.
1479 * common.opt (iplugindir): New option to set the plugin directory.
1481 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1483 * config/i386/i386.md (any_rotate): New code iterator.
1484 (rotate_insn): New code attribute.
1486 (SWIM124): New mode iterator.
1487 (<rotate_insn>ti3): New expander.
1488 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1489 any_rotate code iterator.
1490 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1491 using any_rotate code iterator and SWIM124 mode iterator.
1492 (ix86_rotlti3): New insn_and_split pattern.
1493 (ix86_rotrti3): Ditto.
1494 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1495 ix86_rotl{di,ti}3 patterns.
1496 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1497 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1498 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1499 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1500 code iterator and SWI mode iterator.
1501 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1502 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1504 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1505 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1506 (bswap rotatert splitter): Add splitter.
1507 (bswap splitter): Macroize splitter using any_rotate code iterator.
1508 Add insn predicate to split only for TARGET_USE_XCHGB or when
1509 optimizing function for size.
1511 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1513 * config/pa/pa.c (emit_move_sequence): Remove use of
1514 deleted variable flag_argument_noalias.
1516 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1518 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1520 Add to unsupported targets list.
1521 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1522 sparc*-sun-solaris2.[567]* from target lists.
1523 * configure: Regenerate.
1524 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1526 Remove Solaris 7 patch references.
1527 (Specific, sparc-sun-solaris2.7): Removed.
1528 (sparc-sun-solaris2*): Update Solaris 7 example.
1529 (sparc64-*-solaris2*): Likewise.
1531 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1533 * config.build (alpha*-dec-osf4*): Remove.
1534 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1535 of obsolete configurations.
1536 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1538 * config/alpha/t-osf4: Renamed to ...
1539 * config/alpha/t-osf5: ... this.
1540 * config/alpha/osf.h: Renamed to ...
1541 * config/alpha/osf5.h: ... this.
1542 Merged old osf5.h contents.
1544 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1545 (EXTRA_SPECS): Removed.
1546 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1547 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1550 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1552 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1554 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1557 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1558 __thiscall convention.
1560 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1562 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1564 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1566 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1568 * function.c (assign_parms_initialize_all): Add unused attribute
1571 2010-04-12 Richard Guenther <rguenther@suse.de>
1573 * gsstruct.def (GSS_CALL): New.
1574 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1575 * gimple.h: Include tree-ssa-alias.h.
1576 (struct gimple_statement_call): New.
1577 (union gimple_statement_struct_d): Add gimple_call member.
1578 (gimple_call_reset_alias_info): Declare.
1579 (gimple_call_use_set): New function.
1580 (gimple_call_clobber_set): Likewise.
1581 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1582 * gimple.c (gimple_call_reset_alias_info): New function.
1583 (gimple_build_call_1): Call it.
1584 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1585 * tree-inline.c (remap_gimple_stmt): Likewise.
1586 (expand_call_inline): Remove callused handling.
1587 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1588 * tree-dfa.c (dump_variable): Likewise.
1589 * tree-parloops.c (parallelize_loops): Likewise.
1590 * tree-ssa.c (init_tree_ssa): Likewise.
1591 (delete_tree_ssa): Likewise.
1592 * tree-flow-inline.h (is_call_used): Remove.
1593 * tree-flow.h (struct gimple_df): Remove callused member.
1594 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1595 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1596 (ref_maybe_used_by_call_p_1): Simplify.
1597 (call_may_clobber_ref_p_1): Likewise.
1598 * tree-ssa-structalias.c (compute_points_to_sets): Set
1599 the call stmt used and clobbered sets.
1600 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1601 (find_tail_calls): Verify the tail call.
1603 2010-04-12 Richard Guenther <rguenther@suse.de>
1605 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1606 single-iteration always-inline inlining.
1607 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1608 (cgraph_decide_inlining): Do not handle always-inline specially.
1609 (try_inline): Remove always-inline cycle detection special case.
1610 Do not recurse on always-inlines.
1611 (cgraph_early_inlining): Do not iterate if not optimizing.
1612 (cgraph_gate_early_inlining): remove.
1613 (pass_early_inline): Run unconditionally.
1614 (gate_cgraph_decide_inlining): New function.
1615 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1616 not inlining or optimizing.
1617 (cgraph_decide_inlining_of_small_functions): Also consider
1618 always-inline functions.
1619 (cgraph_default_inline_p): Return true for nodes which should
1620 disregard inline limits.
1621 (estimate_function_body_sizes): Assume zero size and time for
1622 nodes which are marked as disregarding inline limits.
1623 (cgraph_decide_recursive_inlining): Do not perform recursive
1624 inlining on always-inline nodes.
1626 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1629 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1630 for exprs satisfying handled_component_p.
1632 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1634 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1635 non-constant aggregate elements.
1637 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1638 is a real initialization.
1640 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1643 * c-decl.c (start_function): Move forward check for nested function.
1645 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1647 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1648 * config/sh/sh.c: Include reload.h.
1649 (sh_legitimize_reload_address): New.
1650 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1651 sh_legitimize_reload_address.
1653 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1655 * config/sh/sh.md (*movqi_pop): New insn pattern.
1656 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1658 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1660 * config/i386/i386.md (any_shiftrt): New code iterator.
1661 (shiftrt_insn): New code attribute.
1663 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1664 using any_shiftrt code iterator.
1665 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1666 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1667 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1668 pattern from corresponding peephole2 patterns.
1669 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1670 using any_shiftrt code iterator.
1671 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1672 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1673 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1674 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1675 *{ashr,lshr}<mode>3_cmp_zext.
1676 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1678 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1680 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1682 (*lshr<mode>3_cconly): Ditto.
1684 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1686 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1687 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1688 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1689 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1691 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1692 from corresponding peephole2 patterns.
1693 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1694 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1695 and *lshrdi3_1_rex64 using SWI mode iterator.
1696 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1697 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1698 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1699 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1700 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1701 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1702 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1703 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1704 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1707 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1709 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1710 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1711 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1712 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1714 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1715 from corresponding peephole2 patterns.
1716 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1717 (ashrsi3_cvt): Rename from ashrsi3_31.
1718 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1719 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1720 and x86_64_shift_adj_3 using SWI48 mode iterator.
1721 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1722 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1723 and *ashrdi3_1_rex64 using SWI mode iterator.
1724 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1725 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1726 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1727 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1728 and *ashrdi3_cmp_rex64 using SWI mode iterator.
1729 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1730 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1731 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1732 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1734 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1735 * config/i386/i386.c (ix86_split_ashr): Update for renamed
1736 x86_shift<mode>_adj_3 expanders.
1738 2010-04-10 Wei Guozhi <carrot@google.com>
1741 * config/arm/arm.c (arm_pic_static_addr): New function.
1742 (legitimize_pic_address): Call arm_pic_static_addr when it detects
1744 (arm_output_addr_const_extra): Output expression for new pattern.
1745 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1747 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
1749 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1752 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1753 * web.c: Include "insn-config.h" and "recog.h".
1754 (union_match_dups): New function.
1755 (web_main): Call it.
1756 (union_defs): Don't try to recognize match_dups.
1758 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1759 if doing so would replace the entire pattern.
1761 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1765 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1766 and splitter pattern. Change splitter operand 1 predicate to
1769 2010-04-09 Martin Jambor <mjambor@suse.cz>
1771 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1772 lattices are addresses of CONST_DECLs with the same initial value.
1773 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1774 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1776 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1777 Bernd Schmidt <bernds@codesourcery.com>
1779 * loop-invariant.c (replace_uses): New static function.
1780 (move_invariant_reg): Use it to ensure we can replace the uses.
1782 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1784 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1786 (picochip_override_options): Enable section anchors only above -O1.
1787 (picochip_reorg): Fixed a couple of build warnings.
1789 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1791 * configure.ac (plugin -rdynamic test): Log result.
1792 * configure: Regenerate.
1793 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1794 (RDYNAMIC_SPEC): Define.
1795 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1797 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1799 * configure.ac: Determine Sun ld version numbers.
1800 (comdat_group): Restrict GNU ld version checks to gld.
1801 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1802 (enable_comdat): Support --enable-comdat.
1803 * configure: Regenerate.
1804 * doc/install.texi (Configuration): Document --enable-comdat.
1806 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1808 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1809 * config/sol2-gld.h: ... here.
1810 * config.gcc (sparc*-*-solaris2*): Reflect this.
1811 (i[34567]86-*-solaris2*): Use it.
1813 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1815 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1817 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1819 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1822 * diagnostic.c (diagnostic_initialize): Initialize
1823 some_warnings_are_errors.
1824 (diagnostic_finish): New.
1825 (diagnostic_action_after_output): Call it before exiting.
1826 (diagnostic_report_diagnostic): Do not print message here. Set
1827 some_warnings_are_errors.
1828 * diagnostic.h (diagnostic_context): Delete
1829 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1830 (diagnostic_finish): Declare.
1831 * toplev.c (toplev_main): Call it before exit.
1833 2010-04-09 Jason Merrill <jason@redhat.com>
1836 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1837 for incomplete type.
1840 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1841 based on a warning flag.
1843 2010-04-09 Richard Guenther <rguenther@suse.de>
1845 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1847 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1850 * varasm.c (default_assemble_visibility): Wrap vars that are
1851 set, but unused, by targets without GAS.
1852 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1853 Remove set, but unused, vars.
1854 (rs6000_legitimize_tls_address): Likewise.
1855 (altivec_expand_dst_builtin): Likewise.
1856 * config/darwin.c (machopic_classify_symbol): Likewise.
1857 (machopic_indirection_name): Likewise.
1859 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1861 * config/i386/i386.md (DWI): New mode iterator.
1862 (S): New mode attribute.
1863 (shift_operand): Ditto.
1864 (shift_immediate_operand): Ditto.
1865 (ashl_input_operand): Ditto.
1866 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1867 using SDWIM mode iterator.
1868 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1869 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1871 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1872 from corresponding peephole2 patterns.
1873 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1874 and x86_64_shift_adj_1 using SWI48 mode iterator.
1875 (x86_shift<mode>_adj_2): Ditto.
1876 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1877 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1878 using SWI48 mode iterator.
1879 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1880 *ashldi3_cmp_rex64 using SWI mode iterator.
1881 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1882 *ashldi3_cconly_rex64 using SWI mode iterator.
1883 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1884 x86_shift<mode>_adj_{1,2}.
1885 (ix86_split_ashr): Ditto.
1886 (ix86_split_lshr): Ditto.
1888 2010-04-09 Richard Guenther <rguenther@suse.de>
1890 * target.h (builtin_conversion): Pass in input and output types.
1891 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1892 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1893 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1894 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1896 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1898 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1900 2010-04-09 Richard Guenther <rguenther@suse.de>
1903 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1905 2010-04-09 Richard Guenther <rguenther@suse.de>
1907 * tree-vectorizer.h (struct _stmt_vec_info): Document
1908 that vectype is the type of the LHS.
1909 (supportable_widening_operation, supportable_narrowing_operation):
1910 Get both input and output vector types as arguments.
1911 (vect_is_simple_use_1): Declare.
1912 (get_same_sized_vectype): Likewise.
1913 * tree-vect-loop.c (vect_determine_vectorization_factor):
1914 Set STMT_VINFO_VECTYPE to the vector type of the def.
1915 (vectorizable_reduction): Adjust.
1916 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1917 Adjust. Specify the output vector type.
1918 (vect_pattern_recog_1): Adjust.
1919 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1920 (vectorizable_call): Adjust.
1921 (vectorizable_conversion): Likewise.
1922 (vectorizable_operation): Likewise.
1923 (vectorizable_type_demotion): Likewise.
1924 (vectorizable_type_promotion): Likewise.
1925 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1927 (vect_is_simple_use_1): New function.
1928 (supportable_widening_operation): Get both input and output
1930 (supportable_narrowing_operation): Likewise.
1931 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1933 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1935 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1936 __thiscall and _thiscall as predefined macros.
1937 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1938 thiscall attribute handling.
1939 (ix86_comp_type_attributes): Likewise.
1940 (ix86_function_regparm): Likewise.
1941 (ix86_return_pops_args): Likewise.
1942 (init_cumulative_args): Likewise.
1943 (find_drap_reg): Likewise.
1944 (ix86_static_chain): Likewise.
1945 (x86_this_parameter): Likewise.
1946 (x86_output_mi_thunk): Likewise.
1947 (ix86_attribute_table): Add description for thiscall attribute.
1948 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1949 * doc/extend.texi: Add documentation for thiscall.
1951 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1954 * c.opt (Wint-to-pointer-cast): Available in C++.
1955 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1957 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1959 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1960 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1961 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1962 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1963 function type instead. Reorder and simplify checks.
1965 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1967 2010-04-08 Jing Yu <jingyu@google.com>
1968 Zdenek Dvorak <ook@ucw.cz>
1970 PR tree-optimization/42720
1971 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1972 loop unswitch conditions here from ...
1973 (tree_unswitch_single_loop): ... here.
1975 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1977 * tree-if-conv.c: Fix comments and simplify logic.
1979 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1981 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1982 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1983 (main_tree_if_conversion): Update call to tree_if_conversion.
1985 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1988 * doc/invoke.texi (-b,-V): Delete.
1989 * doc/tm.texi: Do not mention -b.
1990 * gcc.c (display_help): Delete -b and -V.
1991 (process_command): Delete -b and -V.
1992 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1994 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1995 Wolfgang Gellerich <gellerich@de.ibm.com>
1997 Implement target hook for loop unrolling
1998 * target.h (loop_unroll_adjust): Add a new target hook function.
1999 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
2000 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
2001 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
2002 (s390_loop_unroll_adjust): Implement the new target hook for s390.
2003 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
2005 (decide_unroll_stupid): Likewise.
2007 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2010 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
2012 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2014 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
2015 (Specific, *-*-solaris2*): Likewise.
2016 Don't prefer Sun as over GNU as.
2018 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
2020 * config/s390/s390.c (override_options): Adjust the z10
2021 defaults for max-unroll-times, max-completely-peeled-insns
2022 and max-completely-peel-times.
2024 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2026 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
2027 instructions for z10.
2028 (s390_expand_setmem): Likewise.
2029 (s390_expand_cmpmem): Likewise.
2031 2010-04-08 Richard Guenther <rguenther@suse.de>
2033 PR tree-optimization/43679
2034 * tree-ssa-pre.c (eliminate): Only propagate copies.
2036 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2039 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
2040 set but not used variable warning.
2042 2010-04-08 Wei Guozhi <carrot@google.com>
2045 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
2046 (arm_size_rtx_costs): Call the new function when optimized for size.
2048 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2051 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
2052 op0 is not a MEM, just return NULL instead of assertion
2054 (discover_nonconstant_array_refs): Don't walk debug stmts.
2056 2010-04-08 Doug Kwan <dougkwan@google.com>
2058 * configure.ac: Recognize gold and do not use its version number
2059 to test ld features.
2060 * configure: Regenerate.
2062 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
2065 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
2066 (negate_value): Move code to push elements to broken_up_substracts ...
2067 (eliminate_plus_minus_pair): ... here. Push operands that have no
2068 negative pair to plus_negates.
2069 (repropagate_negates, init_reassoc, fini_reassoc): Update.
2071 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2073 * doc/install.texi (Configuration): Move description of
2074 --enable-lto, --with-libelf*, --enable-gold from Java section to
2077 * doc/generic.texi (Working with declarations)
2078 (Function Properties, C and C++ Trees): Fix typos.
2079 * doc/sourcebuild.texi (Top Level): Likewise.
2081 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2084 * tree.h (DECL_READ_P): Define.
2085 (struct tree_decl_common): Add decl_read_flag.
2086 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
2087 a set but not used warning.
2088 (merge_decls): Merge DECL_READ_P flag.
2089 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
2090 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
2091 * c-common.c (handle_used_attribute, handle_unused_attribute):
2093 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
2095 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
2097 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
2098 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
2099 c_parser_binary_expression, c_parser_cast_expression,
2100 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
2101 Call default_function_array_read_conversion instead of
2102 default_function_array_conversion where needed.
2103 (c_parser_unary_expression, c_parser_conditional_expression,
2104 c_parser_postfix_expression_after_primary, c_parser_initelt):
2105 Likewise. Call mark_exp_read where needed.
2106 (c_parser_statement_after_labels, c_parser_asm_operands,
2107 c_parser_typeof_specifier, c_parser_sizeof_expression,
2108 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
2110 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
2112 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
2113 (warn_unused_but_set_parameter): Default to warn_unused
2115 * doc/invoke.texi: Document -Wunused-but-set-variable and
2116 -Wunused-but-set-parameter.
2118 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
2119 used count variable.
2120 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
2121 when operandN variables aren't used in the body of the expander
2123 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
2124 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
2125 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
2126 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
2127 FOR_EACH_IMM_USE_ON_STMT): Likewise.
2128 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
2129 * tree.c (PROCESS_ARG): Likewise.
2131 2010-04-07 Simon Baldwin <simonb@google.com>
2133 * diagnostic.h (diagnostic_override_option_index): New macro to
2134 set a diagnostic's option_index.
2135 * c-tree.h (c_cpp_error): Add warning reason argument.
2136 * opts.c (_warning_as_error_callback): New.
2137 (register_warning_as_error_callback): Store callback for
2138 warnings enabled via enable_warning_as_error.
2139 (enable_warning_as_error): Call callback, minor code tidy.
2140 * opts.h (register_warning_as_error_callback): Declare.
2141 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
2142 response to -Werror=.
2143 (c_common_init_options): Register warning_as_error_callback in opts.c.
2144 * common.opt: Add -Wno-cpp option.
2145 * c-common.c (struct reason_option_codes_t): Map cpp warning
2146 reason codes to gcc option indexes.
2147 * (c_option_controlling_cpp_error): New function, lookup the gcc
2148 option index for a cpp warning reason code.
2149 * (c_cpp_error): Add warning reason argument, call
2150 c_option_controlling_cpp_error for diagnostic_override_option_index.
2151 * doc/invoke.texi: Document -Wno-cpp.
2153 2010-04-07 Richard Guenther <rguenther@suse.de>
2155 * ipa-reference.c (mark_load): Use get_base_address.
2156 (mark_store): Likewise.
2158 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
2159 inserting GIMPLE_NOPs into the IL.
2160 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2161 Explicitly strip handled components and indirect references.
2163 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
2164 folding address expressions.
2165 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
2166 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
2167 operand_equal_p to compare decls.
2168 (ptr_deref_may_alias_decl_p): Likewise.
2169 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
2170 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
2171 Handle reversed comparison ops.
2172 * tree-sra.c (asm_visit_addr): Use get_base_address.
2173 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
2174 * ipa-reference.c (mark_address): Use get_base_address.
2176 2010-04-07 Richard Guenther <rguenther@suse.de>
2178 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2179 Propagate constants everywhere.
2181 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2184 * tree.c (MAX_INT_CACHED_PREC): Define.
2185 (nonstandard_integer_type_cache): New array.
2186 (build_nonstandard_integer_type): Cache results for precision
2187 <= MAX_INT_CACHED_PREC.
2189 2010-04-07 Richard Guenther <rguenther@suse.de>
2191 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2192 -fargument-noalias-global, -fargument-noalias-anything): Remove.
2193 * common.opt: Likewise.
2194 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2195 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2196 (nonoverlapping_memrefs_p): Likewise.
2197 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2198 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2199 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2200 OPT_fargument_noalias_global for backward compatibility.
2202 2010-04-07 Richard Guenther <rguenther@suse.de>
2204 PR tree-optimization/43270
2205 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2206 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2207 * tree-ssa-pre.c (phi_translate_1): Adjust.
2208 (fully_constant_expression): Split out vn_reference handling to ...
2209 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2210 Fold reads from constant strings.
2211 (vn_reference_lookup): Handle fully constant references.
2212 (vn_reference_lookup_pieces): Likewise.
2213 * Makefile.in (expmed.o-warn): Add -Wno-error.
2215 2010-04-07 Martin Jambor <mjambor@suse.cz>
2217 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2219 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2222 * gcc.c: Add -static-libstdc++ to list of recognized options.
2224 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2226 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2228 2010-04-07 Richard Guenther <rguenther@suse.de>
2231 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2232 bases build simple mem attributes to retain points-to information.
2234 2010-04-07 Richard Guenther <rguenther@suse.de>
2237 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2238 preserve points-to related information.
2240 2010-04-07 Richard Guenther <rguenther@suse.de>
2243 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2244 discard plain indirect references.
2245 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2246 * tree.c (tree_nop_conversion): Likewise.
2248 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2251 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2253 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2255 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2256 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2258 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2260 * tree-if-conv.c: Fix indentation and comments.
2262 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2264 * tree-if-conv.c: Sort static functions in topological order.
2266 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2268 * tree-if-conv.c: Fix indentation and comments.
2270 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2273 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2274 lang_hooks.types.type_for_size instead of
2275 build_nonstandard_integer_type.
2276 When converting an unsigned type to signed, double its precision.
2277 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2278 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2279 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2282 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2285 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2286 POINTER_PLUS_EXPR for pointer types.
2288 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2291 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2292 * graphite-clast-to-gimple.c: Include langhooks.h.
2293 (max_signed_precision_type): New.
2294 (max_precision_type): Takes two types as arguments.
2295 (precision_for_value): New.
2296 (precision_for_interval): New.
2297 (gcc_type_for_interval): New.
2298 (gcc_type_for_value): New.
2299 (gcc_type_for_clast_term): New.
2300 (gcc_type_for_clast_red): New.
2301 (gcc_type_for_clast_bin): New.
2302 (gcc_type_for_clast_expr): Split up into several functions.
2303 (gcc_type_for_clast_eq): Rewritten.
2304 (compute_bounds_for_level): New.
2305 (compute_type_for_level_1): New.
2306 (compute_type_for_level): New.
2307 (gcc_type_for_cloog_iv): Removed.
2308 (gcc_type_for_iv_of_clast_loop): Rewritten.
2309 (graphite_create_new_loop): Compute the lower and upper bound types
2310 with gcc_type_for_clast_expr.
2311 (graphite_create_new_loop_guard): Same.
2312 (find_cloog_iv_in_expr): Removed.
2313 (compute_cloog_iv_types_1): Removed.
2314 (compute_cloog_iv_types): Removed.
2315 (gloog): Do not call compute_cloog_iv_types.
2316 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2318 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2319 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2320 (GBB_CLOOG_IV_TYPES): Removed.
2322 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2324 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2325 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2326 (detect_commutative_reduction): Same.
2328 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2330 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2331 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2333 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2334 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2335 (rewrite_commutative_reductions_out_of_ssa): Same.
2336 * passes.c (execute_function_todo): Call verify_ssa for every pass
2337 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2338 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2339 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2340 with an extra argument.
2341 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2342 verify_ssa only when the extra argument is true.
2343 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2344 with an extra argument.
2345 (tree_transform_and_unroll_loop): Same.
2347 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2349 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2350 for all the passes of the LNO having LOOP_CLOSED_SSA.
2351 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2352 * tree-loop-distribution.c (pass_loop_distribution): Same.
2353 * tree-pass.h (TODO_verify_loops): Removed.
2354 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2356 (pass_tree_unswitch): Same.
2357 (pass_predcom): Same.
2358 (pass_vectorize): Same.
2359 (pass_linear_transform): Same.
2360 (pass_graphite_transforms): Same.
2361 (pass_iv_canon): Same.
2362 (pass_complete_unroll): Same.
2363 (pass_complete_unrolli): Same.
2364 (pass_parallelize_loops): Same.
2365 (pass_loop_prefetch): Same.
2366 (pass_iv_optimize): Same.
2368 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2371 * passes.c (init_optimization_passes): Move pass_lim before
2372 pass_copy_prop and pass_dce_loop.
2374 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2377 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2378 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2379 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2380 MULTI_* defines for 4 argument vpermil2p* builtins.
2382 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2384 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2385 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2386 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2387 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2388 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2389 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2390 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2391 Use x86_maybe_negate_const_int to output insn mnemonic.
2392 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2393 check from instruction predicate. Update comments.
2394 * config/i386/sync.md (sync_add<mode>): Use
2395 x86_maybe_negate_const_int to output insn mnemonic.
2397 2010-04-06 Jan Hubicka <jh@suse.cz>
2399 PR tree-optimization/42906
2400 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2401 IGNORE_SELF argument. Set visited_control_parents for fully
2403 (find_obviously_necessary_stmts): Update call of
2404 mark_control_dependent_edges_necessary.
2405 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2407 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2409 * config/i386/i386.md: Remove comment about 'e' and 'E'
2412 2010-04-06 Richard Guenther <rguenther@suse.de>
2414 PR tree-optimization/43627
2415 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2416 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2419 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2421 * BASE-VER: Change to 4.6.0.
2424 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2427 2010-04-06 Richard Guenther <rguenther@suse.de>
2430 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2432 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2434 * doc/invoke.texi (Optimize Options): Document that LTO
2435 won't remove object access purely due to incompatible
2438 2010-04-04 Matthias Klose <doko@ubuntu.com>
2440 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2441 Initialize variable.
2443 2010-04-03 Richard Guenther <rguenther@suse.de>
2446 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2447 require a non-NULL MEM_OFFSET.
2449 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2451 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2452 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2453 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2454 config/alpha/predicates.md, config/arm/arm.md,
2455 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2456 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2457 config/darwin9.h, config/darwin.c, config/darwin.h,
2458 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2459 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2460 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2461 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2462 config/mips/mips.md, config/mn10300/mn10300.c,
2463 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2464 config/rs6000/aix.h, config/rs6000/dfp.md,
2465 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2466 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2467 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2468 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2469 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2470 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2471 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2472 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2473 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2474 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2475 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2476 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2477 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2478 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2479 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2480 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2481 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2482 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2483 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2484 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2485 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2486 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2487 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2488 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2489 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2490 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2491 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2492 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2493 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2494 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2495 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2496 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2497 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2498 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2499 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2500 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2502 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2505 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2506 * aclocal.m4: Regenerate.
2508 2010-04-02 Richard Guenther <rguenther@suse.de>
2510 PR tree-optimization/43629
2511 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2512 if we have seen a constant value.
2514 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2516 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2518 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2521 * arm.c (legitimize_tls_address): Adjust call to
2522 gen_tls_load_dot_plus_four.
2523 (arm_note_pic_base): New function.
2524 (arm_cannot_copy_insn_p): Use it.
2525 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2528 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2533 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2535 * Makefile.in ($(out_object_file)): Depend on
2536 gt-$(basename $(notdir $(out_file))).h.
2538 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2540 * config.gcc (lm32-*-rtems*): Add t-lm32.
2542 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2544 * config.gcc: Add lm32-*-rtems*.
2545 * config/lm32/rtems.h: New file.
2547 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2550 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2552 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2554 * dwarf2out.c (output_compilation_unit_header): For
2555 -gdwarf-4 use version 4 instead of version 3.
2556 (output_line_info): For version 4 and above emit additional
2557 maximum ops per insn header field.
2558 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2560 * dwarf2out.c (is_c_family, is_java): Remove.
2561 (lower_bound_default): New function.
2562 (add_bound_info, gen_descr_array_type_die): Use it.
2564 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2567 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2568 re-declaration when it happens in a function.
2570 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2572 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2573 (cgraph_remove_function_insertion_hook): Same.
2574 (cgraph_call_function_insertion_hooks): Same.
2576 2010-04-01 Richard Guenther <rguenther@suse.de>
2579 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2580 and TREE_THIS_VOLATILE.
2581 (copy_ref_info): Likewise.
2582 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2583 * tree.c (build6_stat): Ignore side-effects of all but arg5
2584 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2587 2010-04-01 Richard Guenther <rguenther@suse.de>
2589 PR tree-optimization/43607
2590 * ipa-type-escape.c (check_call): Do not access non-existing
2593 2010-04-01 Richard Guenther <rguenther@suse.de>
2597 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2598 Jack Howarth <howarth@bromo.med.uc.edu>
2600 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2603 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2605 * doc/install.texi (Prerequisites): Document libelf usability on
2606 IRIX 5/6 and Solaris 2.
2607 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2608 Update GNU as, GNU ld requirements.
2609 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2610 Document Sun Studio compiler download.
2611 Update and simplify as, ld recommendations.
2612 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2614 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2616 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2617 with_tune_32 to pentium4.
2619 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2621 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2623 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2625 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2626 obsoletion, removal.
2628 Document GNU as requirement.
2629 Update configure requirements.
2630 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2631 Recomment IRIX 6.5.18+.
2632 Document IDF/IDL requirement.
2633 Document GNU as requirement.
2634 Document GNU ld bootstrap failure.
2635 Remove freeware.sgi.com reference.
2637 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2639 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2640 UNIX V4.0, V5.0 obsoletion, removal.
2641 Remove --with-gc=simple reference.
2642 Update VM requirements during bootstrap.
2643 Remove -oldas bootstrap description.
2644 Update binutils reference.
2645 Remove comparison failure note.
2647 2010-03-31 Richard Guenther <rguenther@suse.de>
2648 Zdenek Dvorak <ook@ucw.cz>
2649 Sebastian Pop <sebastian.pop@amd.com>
2652 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2653 with multiple arguments.
2654 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2656 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2658 * graphite-dependences.c (print_pddr): Call print_pdr with an
2660 * graphite-poly.c (debug_pdr): Add an extra argument for the
2663 (print_pbb_domain): Same.
2665 (print_scop_context): Same.
2667 (print_cloog): Same.
2668 (debug_pbb_domain): Same.
2672 (debug_scop_context): Same.
2674 (debug_cloog): Same.
2675 (print_scop_params): Same.
2676 (debug_scop_params): Same.
2677 (print_iteration_domain): Same.
2678 (print_iteration_domains): Same.
2679 (debug_iteration_domain): Same.
2680 (debug_iteration_domains): Same.
2681 (print_scattering_function): Same.
2682 (print_scattering_functions): Same.
2683 (debug_scattering_function): Same.
2684 (debug_scattering_functions): Same.
2685 * graphite-poly.h (debug_pdr): Update declaration.
2687 (print_pbb_domain): Same.
2689 (print_scop_context): Same.
2691 (print_cloog): Same.
2692 (debug_pbb_domain): Same.
2696 (debug_scop_context): Same.
2698 (debug_cloog): Same.
2699 (print_scop_params): Same.
2700 (debug_scop_params): Same.
2701 (print_iteration_domain): Same.
2702 (print_iteration_domains): Same.
2703 (debug_iteration_domain): Same.
2704 (debug_iteration_domains): Same.
2705 (print_scattering_function): Same.
2706 (print_scattering_functions): Same.
2707 (debug_scattering_function): Same.
2708 (debug_scattering_functions): Same.
2710 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2712 * graphite-poly.c (print_scattering_function_1): New.
2713 (print_scattering_function): Call it.
2714 (print_scop_params): Remove spaces at the end of lines.
2717 * graphite-poly.h (print_cloog): Declared.
2718 (debug_cloog): Declared.
2720 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2722 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2724 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2725 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2726 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2727 to switch between adding the IV bump in loop->latch or in loop->header.
2729 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2731 * graphite-poly.c (print_scattering_function): Pretty print following
2734 (print_pbb_domain): Same.
2735 (dump_gbb_cases): Same.
2736 (dump_gbb_conditions): Same.
2739 (print_scop_params): Same.
2740 (print_scop_context): Same.
2742 (print_pbb_body): New.
2743 (lst_indent_to): New.
2744 (print_lst): Start new lines with a #.
2745 * graphite-poly.h (pbb_bb): New.
2746 (pbb_index): Use pbb_bb.
2747 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2749 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2751 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2753 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2754 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2755 and 0 instead of 1 for dw_val_class_flag.
2756 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2757 dw_val_class_range_list, dw_val_class_loc_list,
2758 dw_val_class_lineptr and dw_val_class_macptr, use
2759 DW_FORM_flag_present for dw_val_class_flag and
2760 DW_FORM_exprloc for dw_val_class_loc.
2761 (output_die): For -gdwarf-4 print dw_val_class_loc
2762 size as uleb128 instead of 1 or 2 bytes and don't print
2763 anything for dw_val_class_flag.
2765 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2766 instead of cselib_lookup following by tweaking locs->setting_insn.
2769 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2770 even before returning from label, setjmp call or volatile asm
2773 2010-03-31 Richard Guenther <rguenther@suse.de>
2776 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2777 temporary data on stack.
2779 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2781 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2782 (PUSHSECTION_ASM_OP): Remove.
2783 (POPSECTION_ASM_OP): Remove.
2784 (PUSHSECTION_FORMAT): Remove.
2785 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2786 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2787 * config/sol2.c (solaris_output_init_fini): Use it.
2789 2010-03-31 Jie Zhang <jie@codesourcery.com>
2792 * opt-functions.awk (var_type_struct): Use signed char type
2793 for simple variables.
2795 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2797 * config/sol2.c: Include output.h.
2798 (solaris_assemble_visibility): New function.
2799 * config/t-sol2 (sol2.o): Add output.h dependency.
2800 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2801 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2804 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2807 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2808 V2SImode or XFmode on PRE_DEC.
2811 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2814 2010-03-31 Jie Zhang <jie@codesourcery.com>
2817 * reload.h (caller_save_initialized_p): Declare.
2818 * toplev.c (backend_init_target): Don't call
2819 init_caller_save but set caller_save_initialized_p to false.
2820 * caller-save.c (caller_save_initialized_p): Define.
2821 (init_caller_save): Check caller_save_initialized_p.
2822 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2824 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2827 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2828 and soft-fp/t-softfp to tmake_file.
2829 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2830 (LIBGCC2_TF_CEXT): Define.
2833 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2836 * cselib.c (n_useless_values): Document handling of debug locs.
2837 (n_useless_debug_values, n_debug_values): New variables.
2838 (new_elt_loc_list): Don't add to debug values, keep count.
2839 (promote_debug_loc): New.
2840 (cselib_reset_table): Zero new variables.
2841 (entry_and_rtx_equal_p): Promote debug locs.
2842 (discard_useless_locs): Increment n_useless_debug_values for
2844 (remove_useless_values): Adjust n_useless_values and n_debug_values
2845 with n_useless_debug_values.
2846 (add_mem_for_addr): Promote debug locs.
2847 (cselib_lookup_mem): Likewise.
2848 (cselib_lookup_addr): Renamed to...
2849 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2850 (cselib_log_lookup): ... this. Turn into...
2851 (cselib_lookup_addr): ... new wrapper.
2852 (cselib_lookup_from_insn): New.
2853 (cselib_invalidate_regno): Increment n_useless_debug_values for
2855 (cselib_invalidate_mem): Likewise.
2856 (cselib_process_insn): Take n_deleted and n_debug_values into
2857 account to guard remove_useless_value call.
2858 (cselib_finish): Zero n_useless_debug_values.
2859 * cselib.h (cselib_lookup_from_insn): Declare.
2860 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2861 (sched_analyze_2): Likewise.
2863 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2865 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2867 (adjust_mems): Replace narrowing SUBREG of expression containing
2868 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2869 with operations in the narrower mode.
2872 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2873 regs_invalidated_by_call instead all call_used_reg_set registers.
2875 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2878 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2879 pointer comparisons with types_compatible_p.
2880 * tree-vect-stmts.c (vectorizable_call): Same.
2881 (vectorizable_condition): Same.
2883 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2885 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2886 stack check if the mask would be zero.
2888 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2889 Jack Howarth <howarth@bromo.med.uc.edu>
2891 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2894 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2897 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2899 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2900 Include ___unordxf2 and ___unordtf2.
2901 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2904 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2906 * config/lm32/t-lm32: New file.
2907 * config.gcc: Use the above file when targetting lm32.
2909 2010-03-28 Duncan Sands <baldrick@free.fr>
2911 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2913 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2916 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2917 Improve vectorization cost model diagnostic.
2919 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2922 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2923 compute_data_dependences_for_loop returns false, early exit
2924 and output an extra diagnostic for the failed data reference
2927 2010-03-29 Richard Guenther <rguenther@suse.de>
2929 PR tree-optimization/43560
2930 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2931 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2933 2010-03-29 Jie Zhang <jie@codesourcery.com>
2936 * toplev.c (process_options): Set optimization_default_node
2937 and optimization_current_node.
2938 * opts.c (decode_options): Don't set optimization_default_node
2939 and optimization_current_node.
2941 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2943 * config/rtems.h: Abandon -qrtems_debug.
2945 2010-03-28 Jan Hubicka <jh@suse.cz>
2947 PR tree-optimization/43505
2948 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2949 map should not be copied.
2951 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2954 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2955 cdtors, set DECL_PRESERVE_P.
2956 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2959 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2961 PR tree-optimization/43528
2962 * stor-layout.c (place_field): Check that constant fits into
2963 unsigned HWI when skipping calculation of MS bitfield layout.
2965 2010-03-27 Jan Hubicka <jh@suse.cz>
2968 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2969 notice_global_symbol work.
2971 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2973 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2974 instead of dwarf2out_decl.
2975 (struct var_loc_node): Remove section_label field.
2976 (dwarf2out_function_decl): New function.
2977 (dwarf2out_var_location): Don't set section_label field.
2978 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2980 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2982 PR tree-optimization/43544
2983 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2984 First argument for builtin vectorized function hook is now a
2985 tree to be able to distinguish between machine specific and
2987 * targhooks.c (default_builtin_vectorized_function): Ditto.
2988 * targhooks.h (default_builtin_vectorized_function): Ditto.
2989 * target.h (struct gcc_target): Ditto.
2990 * tree-vect-stmts.c (vectorizable_function): Ditto.
2991 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2992 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2995 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2998 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2999 nested binding iff it is a FUNCTION_DECL.
3000 (store_parm_decls_newstyle): Pass nested=true to bind for
3001 FUNCTION_DECLs amongst parameters.
3003 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3005 * var-tracking.c (vt_expand_loc_callback): Don't run
3006 cselib_expand_value_rtx_cb in dummy mode if
3007 cselib_dummy_expand_value_rtx_cb returned false.
3009 * var-tracking.c (emit_note_insn_var_location): For one part
3010 notes with offset 0, don't add EXPR_LIST around the location.
3011 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
3012 add_location_or_const_value_attribute): Adjust for that change.
3015 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
3016 into first operand and location into second.
3017 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
3018 dw_cfi_oprnd_loc for DW_CFA_expression.
3019 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
3020 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
3021 assume first argument is regnum and second argument is location.
3023 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3026 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
3027 of scratch register to DImode. Split to DImode comparison operator.
3028 Use SImode subreg of scratch register in the multiplication.
3029 (*cmp_sadd_sidi): Ditto.
3030 (*cmp_ssub_si): Ditto.
3031 (*cmp_ssub_sidi): Ditto.
3033 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3036 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
3037 Remove invalid assert and wrong comment.
3039 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3042 * flags.h (final_insns_dump_p): New extern.
3043 * final.c (final_insns_dump_p): New variable.
3044 (rest_of_clean_state): Set it before -fdump-final-insns=
3045 dumping, clear afterwards.
3046 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
3047 MEM_ALIAS_SET on MEMs.
3049 2010-03-26 David S. Miller <davem@davemloft.net>
3051 * configure.ac: Fix sparc GOTDATA_OP bug check.
3052 * configure: Rebuild.
3054 2010-03-26 Alan Modra <amodra@gmail.com>
3056 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
3058 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3060 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
3061 TLS_SECTION_ASM_FLAG.
3063 2010-03-25 Jakub Jelinek <jakub@redhat.com>
3066 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
3067 Clear first_function_block_is_cold.
3070 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
3071 argument if the argument is truth_value_p.
3073 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3075 * config/rs6000/constraints.md: Update copyright year for my changes.
3078 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
3079 used in reg+reg addressing, swap registers.
3081 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3084 * target.h (struct gcc_target): Add code_end hook.
3085 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
3087 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
3088 * toplev.c (compile_file): Call targetm.asm_out.code_end
3089 hook before unwind info/debug info output.
3090 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
3091 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
3092 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3093 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
3094 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3095 * config/i386/i386.c (ix86_file_end): Renamed to...
3096 (ix86_code_end): ... this. Make static. Don't call
3097 file_end_indicate_exec_stack. Emit unwind info using
3098 final_start_function/final_end_function.
3099 (darwin_x86_file_end): Remove.
3100 (TARGET_ASM_CODE_END): Define.
3101 * config/i386/i386.h (TARGET_ASM_FILE_END,
3102 NEED_INDICATE_EXEC_STACK): Don't define.
3103 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
3104 (TARGET_ASM_FILE_END): Define to darwin_file_end.
3105 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
3106 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
3109 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
3110 at the beginning and final_end_function at the end.
3111 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3113 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3115 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
3116 and Sun as TLS syntax.
3117 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
3118 * configure: Regenerate.
3119 * config.in: Regenerate.
3120 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
3121 (default_elf_asm_named_section): Use it.
3122 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
3123 (i386_output_dwarf_dtprel): Likewise.
3124 (output_addr_const_extra): Likewise.
3125 (output_pic_addr_const): Lowercase @GOTTPOFF.
3126 (output_addr_const_extra): Likewise.
3127 (output_pic_addr_const): Lowercase @GOTNTPOFF.
3128 (output_addr_const_extra): Likewise.
3129 (output_pic_addr_const): Lowercase @INDNTPOFF.
3130 (output_addr_const_extra): Likewise.
3131 (output_pic_addr_const): Lowercase @NTPOFF.
3132 (output_addr_const_extra): Likewise.
3133 (output_pic_addr_const): Lowercase @TPOFF.
3134 (output_addr_const_extra): Likewise.
3135 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
3136 (*tls_global_dynamic_64): Likewise.
3137 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
3138 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
3140 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
3141 (ASM_OUTPUT_TLS_COMMON): Use it.
3142 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
3145 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
3146 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
3147 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
3148 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
3149 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3150 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
3152 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3154 * config/i386/i386.c (override_options): Don't accept
3155 -mtls-dialect=sun any longer.
3156 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
3157 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
3158 (*tls_local_dynamic_base_32_sun): Likewise.
3159 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3161 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3164 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3165 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
3168 * ira.c (adjust_cleared_regs): New function.
3169 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
3173 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
3175 * expr.c (expand_expr_real): Restore previous
3176 curr_insn_source_location and curr_insn_block after
3177 expand_expr_real_1 call.
3178 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
3179 instead of expand_expr_real_1.
3181 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
3183 PR rtl-optimization/43413
3184 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3187 2010-03-22 James E. Wilson <wilson@codesourcery.com>
3190 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3191 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3193 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3195 * config/i386/i386.c (ix86_target_string): Add -mfma.
3196 Fix a typo in comment.
3198 2010-03-22 Mike Stump <mikestump@comcast.net>
3201 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3202 Don't overly align based upon packed packed fields.
3204 2010-03-22 Jason Merrill <jason@redhat.com>
3206 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3207 Use () rather than [], and move before the element type.
3209 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3211 * doc/configfiles.texi (Configuration Files): Removed
3212 fixinc/Makefile*, intl/Makefile.*.
3213 * doc/makefile.texi: Fixed markup. Abstract from version
3214 control system used.
3215 (Makefile): Removed obsolete gcc/java/parse.y example.
3216 * doc/sourcebuild.texi: Likewise.
3217 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3218 libgomp, libssp. Removed fastjar.
3219 (Miscellaneous Docs): Clarify location.
3220 Added COPYING3, COPYING3.LIB.
3221 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3223 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3226 * config/i386/i386.c (x86_function_profiler)
3227 [!NO_PROFILE_COUNTERS]: Fix typo.
3228 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3231 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3232 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3234 * doc/sourcebuild.texi (Test Directives): Split into six
3235 subsections, with most of the current text in new subsections
3236 Directives, Selectors, and Final Actions.
3237 (Directives): Split list of test directives into multiple
3239 (Selectors): Describe use and syntax of selectors.
3240 (Effective-Target Keywords): Describe all existing keywords.
3241 (Add Options): Describe features for dg-add-options.
3242 (Require Support): Describe variants of dg-require-support.
3243 (Final Actions): Describe commands to use in dg-final.
3245 2010-03-22 Michael Matz <matz@suse.de>
3248 * recog.c (validate_replace_rtx_group): Replace also in
3249 REG_EQUAL and REG_EQUIV notes.
3251 2010-03-22 Richard Guenther <rguenther@suse.de>
3253 PR tree-optimization/43390
3254 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3255 sure vector extracts are type correct.
3257 2010-03-22 Richard Guenther <rguenther@suse.de>
3260 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3261 x * sqrt (x) even when optimizing for size if the target
3262 has native support for sqrt.
3264 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3266 * varasm.c (make_decl_rtl_for_debug): Also clear
3267 flag_mudflap for the duration of make_decl_rtl call.
3270 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3271 locs from preserved VALUEs.
3273 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3276 * pa.md (movmemsi): Set align to one if zero.
3277 (movmemdi): Likewise.
3279 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3282 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3283 with their corresponding prologue pushes.
3285 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3288 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3289 at the begining or end.
3290 (spu_expand_epilogue): Likewise.
3292 2010-03-20 Richard Guenther <rguenther@suse.de>
3294 PR rtl-optimization/43438
3295 * combine.c (make_extraction): Properly zero-/sign-extend an
3296 extraction of the low part of a CONST_INT. Also handle
3299 2010-03-19 Mike Stump <mikestump@comcast.net>
3301 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3302 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3303 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3305 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3308 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3311 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3313 PR rtl-optimization/42258
3314 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3315 use that may match DEF.
3318 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3319 the cost of loading the constant rather than assuming
3321 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3322 outer code is AND, do the same tests as the andsi3 expander and
3323 return COSTS_N_INSNS (1) if and is cheap.
3325 * optabs.c (avoid_expensive_constant): Fix formatting.
3327 2010-03-19 Michael Matz <matz@suse.de>
3330 * attribs.c (decl_attributes): When rebuilding a function pointer
3331 type use the same qualifiers as the original pointer type.
3333 2010-03-19 Martin Jambor <mjambor@suse.cz>
3335 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3336 and is_gimple_ip_invariant_address.
3338 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3341 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3343 * config/arm/arm.c (arm_override_options): Turn off
3344 flag_dwarf2_cfi_asm for AAPCS variants.
3346 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3349 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3350 Use PRE_MODIFY instead of PRE_DEC.
3351 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3352 (vfp_emit_fstmd): Likewise.
3354 2010-03-19 Michael Matz <matz@suse.de>
3357 * builtins.c (expand_builtin_interclass_mathfn,
3358 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3361 2010-03-19 Richard Guenther <rguenther@suse.de>
3363 PR tree-optimization/43415
3364 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3365 (phi_translate_1): ... this.
3366 (phi_translate): Move all caching here. Cache all NARY
3367 and REFERENCE translations.
3369 2010-03-19 David S. Miller <davem@davemloft.net>
3371 With help from Eric Botcazou.
3372 * config/sparc/sparc.c: Include dwarf2out.h.
3373 (emit_pic_helper): Delete.
3374 (pic_helper_symbol_name): Delete.
3375 (pic_helper_emitted_p): Delete.
3376 (pic_helper_needed): New.
3377 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3378 (get_pc_thunk_name): New.
3379 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3380 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3381 Set pic_helper_needed to true. Don't call emit_pic_helper.
3382 (sparc_expand_prologue): Update load_pic_register call.
3383 (sparc_output_mi_thunk): Likewise.
3384 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3385 thunk if possible. Output CFI information as needed.
3387 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3388 Jack Howarth <howarth@bromo.med.uc.edu>
3391 * config/i386/i386.h: Fix ABI on darwin x86-32.
3393 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3395 * tree.h: Declare make_decl_rtl_for_debug.
3396 * varasm.c (make_decl_rtl_for_debug): New.
3397 * dwarf2out.c (rtl_for_decl_location): Call it.
3398 * cfgexpand.c (expand_debug_expr): Call it.
3400 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3403 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3407 * var-tracking.c (vt_init_cfa_base): Do nothing if
3408 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3410 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3413 * var-tracking.c (canonicalize_vars_star): New.
3414 (dataflow_post_merge_adjust): Use it.
3416 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3419 * var-tracking.c (non_suitable_const): New function.
3420 (add_uses): For DEBUG_INSNs with constants, don't record any
3421 value, instead just the constant value itself.
3422 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3423 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3424 (emit_notes_in_bb): Likewise.
3425 (emit_note_insn_var_location): For onepart variables if
3426 cur_loc is a VOIDmode constant, use DECL_MODE.
3428 2010-03-18 Martin Jambor <mjambor@suse.cz>
3431 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3432 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3433 all non-clones. Moved call redirection...
3434 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3435 (cgraph_materialize_all_clones): Dispose of all
3436 combined_args_to_skip bitmaps.
3437 (verify_cgraph_node): Do not check for edges pointing to wrong
3438 nodes in inline clones.
3439 * tree-inline.c (copy_bb): Call
3440 cgraph_redirect_edge_call_stmt_to_callee.
3441 * ipa.c (cgraph_remove_unreachable_nodes): Call
3442 cgraph_node_remove_callees even when there are used clones.
3444 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3446 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3448 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3451 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3454 2010-03-18 Michael Matz <matz@suse.de>
3457 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3458 into sqrt(x) if we need to preserve signed zeros.
3460 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3461 Eric Botcazou <ebotcazou@adacore.com>
3463 PR rtl-optimization/43360
3464 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3465 note if we don't know its invariant status.
3467 2010-03-18 Michael Matz <matz@suse.de>
3469 PR tree-optimization/43402
3470 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3471 PHI chains of ssa names registered for update.
3473 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3476 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3477 non-offsettable and pre_modify update addressing.
3478 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3479 and "2" alternatives "#".
3480 (*movdd_softfloat32): Make all alternatives "#";
3481 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3482 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3483 (*movdf_softfloat32): Make all alternatives "#";
3484 (movdi): Use the new DIFD mode iterator to create a common splitter
3485 for movdi, movdf and movdd patterns.
3487 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3489 * common.opt (dumpdir): Remove redundant tab.
3491 2010-03-17 Martin Jambor <mjambor@suse.cz>
3493 PR tree-optimization/43347
3494 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3495 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3497 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3499 PR rtl-optimization/42216
3500 * regrename.c (create_new_chain): New function, broken out from...
3501 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3502 appending a use to an empty chain.
3503 (build_def_use): Remove previous changes that convert OP_INOUT to
3504 OP_OUT operands; instead detect the case where an OP_INOUT operand
3505 uses a previously untracked register and create an empty chain for it.
3507 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3509 * doc/extend.texi (Function Attributes): Rewrite unfinished
3510 sentence in ms_abi documentation.
3512 2010-03-17 Alan Modra <amodra@gmail.com>
3514 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3515 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3516 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3517 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3519 2010-03-16 Richard Henderson <rth@redhat.com>
3522 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3523 (lower_try_finally): Save and restore eh_seq around the expansion
3526 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3528 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3529 statements before splitting block.
3531 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3533 * doc/sourcebuild.texi (Testsuites): Fix markup.
3534 Use pathnames relative to gcc/testsuite.
3535 (Test Directives): Move description of how timeout is determined.
3536 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3537 (C Tests): Correct gcc.misc-tests directory.
3538 Framework tests now live in gcc.test-framework.
3540 2010-03-16 Richard Guenther <rguenther@suse.de>
3543 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3544 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3546 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3547 Alexandre Oliva <aoliva@redhat.com>
3549 PR tree-optimization/42917
3550 * lambda-code.c (remove_iv): Skip debug statements.
3551 (lambda_loopnest_to_gcc_loopnest): Likewise.
3552 (not_interesting_stmt): Debug statements are not interesting.
3554 2010-03-16 Jakub Jelinek <jakub@redhat.com>
3558 * cselib.c (cselib_preserve_constants,
3559 cfa_base_preserved_val): New static variables.
3560 (preserve_only_constants): New function.
3561 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3562 clear its REG_VALUES. If cselib_preserve_constants, don't
3563 empty the whole hash table, but preserve there VALUEs with constants,
3564 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3565 (cselib_preserve_cfa_base_value): New function.
3566 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3567 (cselib_init): Change argument to int bitfield. Set
3568 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3570 (cselib_finish): Clear cselib_preserve_constants and
3571 cfa_base_preserved_val.
3572 * cselib.h (enum cselib_record_what): New enum.
3573 (cselib_init): Change argument to int.
3574 (cselib_preserve_cfa_base_value): New prototype.
3575 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3576 * dse.c (dse_step1): Likewise.
3577 * cfgcleanup.c (thread_jump): Likewise.
3578 * sched-deps.c (sched_analyze): Likewise.
3579 * gcse.c (local_cprop_pass): Likewise.
3580 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3581 If FN is non-NULL, call the callback always and whenever it returns
3582 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
3583 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3584 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3585 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3586 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3587 * var-tracking.c: Include recog.h.
3588 (bb_stack_adjust_offset): Remove.
3589 (vt_stack_adjustments): Don't call it, instead just gather the
3590 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3591 (adjust_stack_reference): Remove.
3592 (compute_cfa_pointer): New function.
3593 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3594 (struct adjust_mem_data): New type.
3595 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3597 (get_address_mode): New function.
3598 (replace_expr_with_values): Use it.
3599 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3600 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
3601 (adjust_sets): Remove.
3602 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3603 Use get_address_mode.
3604 (get_adjusted_src): Remove.
3605 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
3606 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
3607 (add_with_sets): Don't call adjust_sets.
3608 (fp_setter, vt_init_cfa_base): New functions.
3609 (vt_initialize): Change return type to bool. Move most of pool etc.
3610 initialization to the beginning of the function from end. Pass
3611 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3612 If !frame_pointer_needed, call vt_stack_adjustment before mos
3613 vector is filled, call vt_init_cfa_base if argp/framep has been
3614 eliminated to sp. If frame_pointer_needed and argp/framep has
3615 been eliminated to hard frame pointer, set
3616 hard_frame_pointer_adjustment and call vt_init_cfa_base after
3617 encountering fp setter in the prologue. For MO_ADJUST, call
3618 log_op_type before pusing the op into mos vector, not afterwards.
3619 Call adjust_insn before cselib_process_insn/add_with_sets,
3620 call cancel_changes (0) afterwards.
3621 (variable_tracking_main_1): Adjust for vt_initialize calling
3622 vt_stack_adjustments and returning whether it succeeded or not.
3624 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3626 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3629 2010-03-15 Jakub Jelinek <jakub@redhat.com>
3631 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3633 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3634 drap_reg has not been set.
3636 2010-03-15 Michael Matz <matz@suse.de>
3639 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3640 use it to expand block copies.
3641 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3642 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3643 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3645 2010-03-15 Richard Guenther <rguenther@suse.de>
3647 PR tree-optimization/43367
3648 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3651 2010-03-15 Richard Guenther <rguenther@suse.de>
3653 PR tree-optimization/43317
3654 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3656 2010-03-15 Martin Jambor <mjambor@suse.cz>
3658 PR tree-optimization/43141
3659 * tree-sra.c (create_abstract_origin): New function.
3660 (modify_function): Call create_abstract_origin.
3662 2010-03-15 Chris Demetriou <cgd@google.com>
3664 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3667 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3670 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3671 call insert_out_of_ssa_copy for default definitions.
3673 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3675 * graphite-clast-to-gimple.c (my_long_long): Defined.
3676 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3677 * graphite-sese-to-poly.c (my_long_long): Defined.
3678 (scop_ivs_can_be_represented): Use it.
3680 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3682 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3683 graphite-max-bbs-per-function, and loop-block-tile-size.
3684 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3686 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3688 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3690 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3691 forward declaration.
3692 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3693 (add_upper_bounds_from_estimated_nit): New.
3694 (build_loop_iteration_domains): Use it.
3696 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3698 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3700 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3703 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3704 should be an INTEGER_CST. Also handle CASE_CONVERT.
3706 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3708 * graphite.c (graphite_initialize): To bound the number of bbs per
3709 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3710 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3711 * doc/invoke.texi: Document it.
3713 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3715 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3716 * graphite-sese-to-poly.h (build_poly_scop): Same.
3718 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3720 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3721 the number of parameters in the scop. Use as an upper bound
3722 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3723 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3724 * doc/invoke.texi: Document it.
3726 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
3728 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3729 * doc/c-tree.texi: Remove.
3730 * doc/generic.texi: Merge c-tree.texi here.
3731 * doc/gccint.texi (Trees): Remove menu entry.
3732 (c-tree.texi): Remove @include.
3733 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3734 * doc/languages.texi (Reading RTL): Ditto.
3736 2010-03-12 Steve Ellcey <sje@cup.hp.com>
3739 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3741 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3744 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3745 code added to work around reload clobbering CONST insns.
3747 2010-03-12 Jakub Jelinek <jakub@redhat.com>
3749 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3750 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3751 (cselib_preserve_only_values): Remove retain argument, don't
3752 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3753 * cselib.h (cselib_preserve_only_values): Remove retain argument.
3754 * var-tracking.c (micro_operation): Move insn field before union.
3755 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3756 (struct variable_tracking_info_def): Remove n_mos field, change
3757 mos into a vector of micro_operations.
3758 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3759 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3760 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3761 changing into a vector.
3762 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3763 come before all other uops generated by add_stores.
3764 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3766 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3767 a vector. Run just one pass over the bbs instead of separate counting
3768 and computation phase.
3769 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3772 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3773 into *nonlocalized_list vector.
3774 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3775 even if origin is non-NULL.
3776 (gen_variable_die): Likewise.
3777 (process_scope_var): Don't change origin.
3778 (gen_decl_die): Likewise.
3779 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3780 before adding new edges instead of after it, fix moving over
3783 2010-03-11 David S. Miller <davem@davemloft.net>
3785 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3787 * configure: Rebuild.
3789 2010-03-11 Martin Jambor <mjambor@suse.cz>
3791 PR tree-optimization/43257
3792 * tree.c (assign_assembler_name_if_neeeded): New function.
3793 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3795 * tree.h (assign_assembler_name_if_neeeded): Declare.
3796 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3797 the function if needed.
3799 2010-03-11 Chris Demetriou <cgd@google.com>
3801 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3802 include/stdint-gcc.h, and include/stdint.h world-readable.
3804 2010-03-11 Richard Guenther <rguenther@suse.de>
3806 PR tree-optimization/43255
3807 * tree-vrp.c (process_assert_insertions_for): Do not insert
3808 asserts for trivial conditions.
3810 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3812 PR tree-optimization/43280
3813 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3814 generation. Move calculation of size out of the if branch.
3815 (find_bswap): Modify compare number generation.
3817 2010-03-11 Richard Guenther <rguenther@suse.de>
3820 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3821 (input_gimple_stmt): Fixup handled component types during
3822 operand read. Also fix up decls in ADDR_EXPRs.
3824 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3826 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3827 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3829 2010-03-10 Jan Hubicka <jh@suse.cz>
3832 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3833 * varasm.c (get_variable_section): Don't do that here...
3834 (make_decl_rtl): ... and here.
3835 (do_assemble_alias): Produce decl RTL.
3836 (assemble_alias): Likewise.
3838 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3841 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3842 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3844 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3845 (based_loc_descr): Only express drap or vdrap regno based expressions
3846 using DW_OP_fbreg when not optimizing.
3847 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3848 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3849 REG_CFA_SET_VDRAP note.
3851 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3853 PR tree-optimization/43236
3854 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3855 error in calculation of base address in reverse iteration case.
3856 (generate_builtin): Take number of latch executions if the statement
3859 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3862 * tree-eh.c: Include pointer-set.h.
3863 (lower_eh_dispatch): Filter out duplicate case labels and
3864 remove the unneeded edge when the label is unused. Return
3865 true when some edges are removed.
3866 (execute_lower_eh_dispatch): When any lowering resulted in
3867 removing an edge, also delete unreachable blocks.
3869 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3872 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3873 UNSPEC_MACHOPIC_OFFSET.
3875 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3878 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3879 (m68k_delegitimize_address): New function.
3881 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3884 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3887 * var-tracking.c (adjust_sets): New function.
3888 (count_with_sets, add_with_sets): Use it.
3889 (get_adjusted_src): New inline function.
3890 (add_stores): Use it.
3893 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3894 call cselib_dummy_expand_value_rtx_cb instead of
3895 cselib_expand_value_rtx_cb.
3898 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3899 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3900 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3901 and .cfi_endproc around the pic thunks.
3902 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3903 all queued unwind info register saves are saved before the call.
3904 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3905 considered as sp-=4 for unwind info and the pop as sp+=4 which
3906 also clobbers dest, but doesn't actually restore it.
3909 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3910 RTX_FRAME_RELATED_P.
3912 2010-03-09 Jie Zhang <jie@codesourcery.com>
3914 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3915 whitespaces in output template.
3917 2010-03-09 Jie Zhang <jie@codesourcery.com>
3919 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3922 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3924 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3925 builtins.exp in a separate job.
3927 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3929 * graphite-sese-to-poly.c (add_param_constraints): Use
3930 lower_bound_in_type and upper_bound_in_type.
3932 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3934 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3935 instead of unsigned_type_node.
3937 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3938 Reza Yazdani <reza.yazdani@amd.com>
3941 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3942 on pointer type parameters.
3944 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3948 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3949 handle conversions from pointer to integers.
3950 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3951 induction variable, to be able to work with code generated by CLooG.
3952 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3953 (build_poly_scop): Bail out if we cannot codegen a loop.
3955 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3957 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3958 code generation with gloog_error.
3960 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3962 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3963 Call fold_convert on all the returned values.
3964 (expand_scalar_variables_expr): Pass to
3965 expand_scalar_variables_ssa_name the type of the resulting expression.
3967 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3969 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3970 ppl_min_for_le_pointset.
3971 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3972 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3974 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3976 * graphite-dependences.c (map_into_dep_poly): Removed.
3977 (dependence_polyhedron_1): Use combine_context_id_scat.
3979 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3981 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3982 (struct poly_bb): Same.
3983 (combine_context_id_scat): New.
3985 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3988 * sese.c (name_defined_in_loop_p): Return false for default
3991 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3993 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3994 and clean up the logic.
3996 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3998 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
4001 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4003 * var-tracking.c (remove_cselib_value_chains): Define only for
4005 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
4006 delete_slot_part, emit_notes_for_differences_1): Don't call
4007 remove_cselib_value_chains here.
4008 (set_slot_part, emit_notes_for_differences_2): Don't call
4009 add_cselib_value_chains here.
4010 (preserved_values): New vector.
4011 (preserve_value): New function.
4012 (add_uses, add_stores, vt_add_function_parameters): Use it
4013 instead of cselib_preserve_value.
4014 (changed_values_stack): New vector.
4015 (check_changed_vars_0): New function.
4016 (check_changed_vars_1, check_changed_vars_2): Use it.
4017 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
4018 changed_values_stack VALUEs.
4019 (vt_emit_notes): For all preserved_values call
4020 add_cselib_value_chains. If ENABLE_CHECKING call
4021 remove_cselib_value_chains before verifying value_chains is empty.
4022 Initialize and free changed_values_stack.
4023 (vt_initialize): Initialize preserved_values.
4024 (vt_finalize): Free preserved_values.
4026 2010-03-08 Richard Guenther <rguenther@suse.de>
4028 PR tree-optimization/43269
4029 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
4032 2010-03-08 Martin Jambor <mjambor@suse.cz>
4034 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
4035 (ipa_is_param_called): Removed.
4036 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
4037 (ipa_print_node_params): Do not print the called flag.
4038 (ipa_write_node_info): Do not stream the called flag.
4039 (ipa_read_node_info): Likewise.
4041 2010-03-07 Jakub Jelinek <jakub@redhat.com>
4044 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
4045 * cselib.c (struct expand_value_data): Add dummy field.
4046 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
4048 (cselib_dummy_expand_value_rtx_cb): New function.
4049 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
4051 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
4052 * var-tracking.c: Include pointer-set.h.
4053 (variable): Change n_var_parts to char from int. Add
4054 cur_loc_changed and in_changed_variables fields.
4055 (variable_canonicalize): Remove.
4056 (shared_var_p): New inline function.
4057 (unshare_variable): Maintain cur_loc_changed and
4058 in_changed_variables fields. If var was in changed_variables,
4059 replace it there with new_var. Just copy cur_loc instead of
4060 resetting it to something else.
4061 (variable_union): Don't recompute cur_loc. Use shared_var_p.
4062 (dataflow_set_union): Don't call variable_canonicalize.
4063 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
4064 of their DEBUG_EXPR_TREE_DECLs.
4065 (canonicalize_loc_order_check): Verify that cur_loc is NULL
4066 and in_changed_variables and cur_loc_changed is false.
4067 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
4068 and cur_loc_changed. Don't update cur_loc here.
4069 (variable_merge_over_src): Don't call variable_canonicalize.
4070 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
4071 removing loc that is equal to cur_loc, clear cur_loc,
4072 set cur_loc_changed and ensure variable_was_changed is called.
4073 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
4074 compare pointers in cur_loc check, if it is equal to loc,
4075 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
4076 (variable_different_p): Remove compare_current_location argument,
4077 don't compare cur_loc.
4078 (dataflow_set_different_1): Adjust variable_different_p caller.
4079 (variable_was_changed): If dv had some var in changed_variables
4080 already, reset in_changed_variables flag for it and propagate
4081 cur_loc_changed over to the new variable. On empty var
4082 always set cur_loc_changed. Set in_changed_variables on whatever
4083 var is added to changed_variables.
4084 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
4085 Use shared_var_p. When removing loc that is equal to cur_loc,
4086 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
4087 end, don't set it to something else, just call variable_was_changed.
4088 (delete_slot_part): Use shared_var_p. When cur_loc equals to
4089 loc being removed, clear cur_loc and set cur_loc_changed.
4090 Set cur_loc_changed if all locations have been removed.
4091 (struct expand_loc_callback_data): New type.
4092 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
4093 allocated. Always create SUBREGs if simplify_subreg failed.
4094 Prefer to use cur_loc, when that fails and still in
4095 changed_variables (and seen first time) recompute it. Set
4096 cur_loc_changed of variables which had to change cur_loc and
4097 compute elcd->cur_loc_changed if any of the subexpressions used
4098 had to change cur_loc.
4099 (vt_expand_loc): Adjust to pass arguments in
4100 expand_loc_callback_data structure.
4101 (vt_expand_loc_dummy): New function.
4102 (emitted_notes): New variable.
4103 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
4104 that weren't used for any other decl in current
4105 emit_notes_for_changes call call vt_expand_loc_dummy to update
4106 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
4107 first loc_chain location if NULL before. Always use just
4108 cur_loc instead of first loc_chain location. When cur_loc_changed
4109 is false, when not --enable-checking=rtl just don't emit any note.
4110 When rtl checking, compute the note and assert it is the same
4111 as previous note. Clear cur_loc_changed and in_changed_variables
4112 at the end before removing from changed_variables.
4113 (check_changed_vars_3): New function.
4114 (emit_notes_for_changes): Traverse changed_vars to call
4115 check_changed_vars_3 on each changed var.
4116 (emit_notes_for_differences_1): Clear cur_loc_changed and
4117 in_changed_variables. Recompute cur_loc of new_var.
4118 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
4119 (vt_emit_notes): Initialize and destroy emitted_notes.
4121 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
4123 PR rtl-optimization/42220
4124 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
4125 Use verify_reg_tracked to determine if we should use OP_OUT rather
4127 (build_def_use): If we see an in-out operand for a register that we
4128 know nothing about, treat is an output if possible, fail the block if
4131 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4134 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
4137 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4140 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
4141 uses of relevant DEFs that are dead outside the loop too.
4143 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4145 * var-tracking.c (dataflow_set_merge): Swap src and src2.
4147 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4149 * var-tracking.c (values_to_unmark): New variable.
4150 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4151 values_to_unmark vector. Moved body to...
4152 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4153 instead queue it into values_to_unmark vector.
4154 (vt_find_locations): Free values_to_unmark vector.
4156 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
4158 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
4159 (site.exp): Export them when plugins are enabled.
4161 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
4164 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
4166 (chrec_fold_multiply): Same.
4168 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4171 * c-decl.c (build_compound_literal): Return early if init is
4174 2010-03-04 Martin Jambor <mjambor@suse.cz>
4176 PR tree-optimization/43164
4177 PR tree-optimization/43191
4178 * tree-sra.c (type_consists_of_records_p): Reject records with
4179 zero-size bit-fields at the end.
4181 2010-03-04 Mike Stump <mikestump@comcast.net>
4183 * Makefile.in (TAGS): Remove *.y.
4185 2010-03-04 Richard Guenther <rguenther@suse.de>
4187 PR tree-optimization/40761
4188 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
4190 (my_rev_post_order_compute): New function.
4191 (init_pre): Call it.
4193 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
4196 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
4197 decrease the cost of an IV candidate when the cost is infinite.
4199 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4201 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
4202 Use '3DNow!' for the extension of that name, ensure normal space
4204 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4206 2010-03-03 Jeff Law <law@redhat.com>
4208 * PR middle-end/32693
4209 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
4210 than gen_rtx_SUBREG.
4211 (extract_bit_field_1): Likewise.
4213 2010-03-03 Janis Johnson <janis187@us.ibm.com>
4215 * doc/sourcebuild.texi (Test directives): Document that arguments
4216 include-opts and exclude-opts are now optional for dg-skip-if,
4217 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
4219 2010-03-03 Jason Merrill <jason@redhat.com>
4222 * cgraph.h (varpool_node): Add extra_name field.
4223 * varpool.c (varpool_extra_name_alias): New.
4224 (varpool_assemble_decl): Emit extra name aliases.
4225 (varpool_mark_needed_node): Look past an extra name alias.
4226 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4227 * lto-streamer-in.c (lto_input_tree): Read it.
4228 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4230 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4232 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4233 (sparc*-*-solaris2*): ...this.
4235 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4238 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4239 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4240 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4241 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4244 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4245 fallthrough to default handling, just with want_address 0 instead of 2.
4246 For single element lists, add_AT_loc directly, otherwise create an
4247 artificial variable DIE and stick location list to it.
4250 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4251 (VAL_EXPR_HAS_REVERSE): Define.
4252 (reverse_op): New function.
4253 (add_stores): For reversible operations add an extra MO_VAL_USE.
4255 2010-03-02 Jason Merrill <jason@redhat.com>
4257 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4259 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4261 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4262 (sparc64-*-linux*): Likewise.
4263 (sparc64-*-solaris2*): Include assembler files before linker ones.
4264 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4265 * config/sparc/gas.h: Delete.
4266 * config/sparc/sol2-64.h: Add copyright notice.
4267 * config/sparc/sol2-gas-bi.h: Likewise.
4268 * config/sparc/sol2-gld.h: Likewise.
4269 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4270 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4271 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4272 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4273 (sparc_elf_asm_named_section): Rename into...
4274 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4276 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4278 * config/alpha/alpha.c (override_options): Fix -mtune error message.
4280 2010-03-02 Jeff Law <law@redhat.com>
4283 * reload1.c (rtx_p, substitute_stack): Declare.
4284 (substitute): Record addresses of changed rtxs.
4285 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
4286 Restore the original rtx when complete.
4287 (reload): Free subsitute_stack when complete.
4289 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4291 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4292 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4294 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4295 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4296 Torture Tests): Change from subsection to section.
4298 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4299 Steven Bosscher <steven@gcc.gnu.org>
4301 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4304 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4307 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4308 the assignment from the new induction variable to the assignment
4309 of the value from the original loop PHI function.
4311 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4312 Daniel Jacobowitz <dan@codesourcery.com>
4314 * doc/sourcebuild.texi (Test directives): Clarify options to
4317 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4319 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4320 Disable cfi directives unless GCC and gas agree on using read-only
4321 .eh_frame sections for 64-bit.
4322 * configure: Regenerate.
4324 2010-03-01 Richard Guenther <rguenther@suse.de>
4326 PR tree-optimization/43220
4327 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4328 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4330 2010-03-01 Richard Guenther <rguenther@suse.de>
4331 Martin Jambor <mjambor@suse.cz>
4334 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4335 gimplified parameters.
4337 2010-03-01 Christian Bruel <christian.bruel@st.com>
4339 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4341 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4343 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4345 2010-03-01 Richard Guenther <rguenther@suse.de>
4348 * expr.c (expand_assignment): Use the alias-oracle to tell
4349 if the rhs aliases the result decl.
4351 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4354 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4355 to sol_gt_pch_get_address.
4356 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4357 64-bit, SPARC and x86.
4358 (sol_gt_pch_get_address): New function.
4360 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4362 * toplev.h (inform_n, error_n): Declare.
4363 * diagnostic.c (inform_n, error_n): New function.
4365 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4367 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4368 has no rtl yet when processing local_decls, queue it and recheck
4369 if deferred stack allocation hasn't assigned it rtl.
4371 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4373 * config/sh/sh.c (unspec_bbr_uid): New.
4374 (gen_block_redirect): Use it instead of INSN_UID.
4375 (gen_far_branch): Likewise.
4377 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4379 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4380 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4382 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4384 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4385 (Warning Options): -Wno-conversion-null is valid for
4386 Objective-C++ as well.
4387 * doc/tm.texi (Named Address Spaces): Likewise.
4388 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4389 * doc/tree-ssa.texi (Tree SSA): Likewise.
4391 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4394 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4395 by default. Don't set the default arch for
4396 i[34567]86-*-darwin*|x86_64-*-darwin*.
4398 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4401 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4402 default. Set the default 32bit/64bit archs with $with_arch
4403 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4405 2010-02-27 Richard Guenther <rguenther@suse.de>
4407 PR tree-optimization/43186
4408 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4409 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4410 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4411 unroller iterations.
4413 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4415 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4416 required and i[34567]86-*-* targets don't support 64bit ISA.
4418 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4421 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4424 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4426 * config.gcc: Set the default arch at least to Prescott for
4427 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4428 if SSE math is enabled.
4430 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4432 * diagnostic.c (diagnostic_initialize): Update.
4433 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4435 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4436 (diagnostic_inhibit_notes): New.
4437 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4439 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4442 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4443 * doc/standards.texi: Likewise.
4444 * doc/extend.texi: Likewise.
4445 * doc/trouble.texi: Likewise.
4446 * doc/cppopts.texi: Likewise.
4447 * doc/install.texi: Likewise.
4448 * c.opt (std=c90,std=gnu90): New options.
4449 * c-opts.c (c_common_handle_option): Handle them.
4451 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4454 * c-decl.c (undeclared_variable): Use an informative note.
4456 2010-02-26 Richard Guenther <rguenther@suse.de>
4458 PR tree-optimization/43186
4459 * gimple.h (gimple_fold): Remove.
4460 * gimple.c (gimple_fold): Remove. Inline into single user ...
4461 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4462 Try harder for conditions.
4464 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4467 * function.c (used_types_insert): Don't skip through named pointer
4468 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4469 and it is different from the main variant's type.
4471 2010-02-26 Nick Clifton <nickc@redhat.com>
4473 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4475 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4477 * config.gcc: Support --with-fpmath=sse for x86.
4479 * config/i386/ssemath.h: New.
4481 * doc/install.texi (--with-fpmath=sse): Documented.
4483 2010-02-26 Richard Guenther <rguenther@suse.de>
4485 PR tree-optimization/43188
4486 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4487 vector types of over-aligned element type.
4489 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4492 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4493 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4495 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4497 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4499 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4501 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4502 * var-tracking.c: Include diagnostic.h.
4503 (debug_dv): New function.
4504 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4507 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4508 (add_value_chain, add_value_chains, remove_value_chain,
4509 remove_value_chains): Handle DEBUG_EXPRs.
4510 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4513 * regcprop.c (struct queued_debug_insn_change): New type.
4514 (struct value_data_entry): Add debug_insn_changes field.
4515 (struct value_data): Add n_debug_insn_changes field.
4516 (debug_insn_changes_pool): New variable.
4517 (free_debug_insn_changes, apply_debug_insn_changes,
4518 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4519 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4520 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4522 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4524 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4525 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4526 changes, call cprop_find_used_regs via note_stores.
4527 (copyprop_hardreg_forward): When copying vd from predecessor
4528 which has any queued DEBUG_INSN changes, make sure the pointers are
4529 cleared. At the end call df_analyze and then if there are any
4530 DEBUG_INSN changes queued at the end of some basic block for still
4531 live registers, apply them.
4532 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4534 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4536 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
4539 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
4541 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
4542 targets. Set the default with_cpu/with_arch from arch/cpu.
4543 Allow x86-64 and native for with_cpu/with_arch.
4545 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
4547 * ebitmap.c: Change calls to verify_popcount with calls to
4548 sbitmap_verify_popcount.
4549 (ebitmap_clear_bit): Fixed map->cacheindex test and
4550 map>cache update when bit clearing results in an empty
4553 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4556 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
4557 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
4558 and support both V2DF and V2DI modes.
4559 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
4560 support both V2DF and V2DI modes.
4561 (general): Delete trailing whitespace from a few patterns.
4563 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4564 V2DF/V2DI interleave high/low builtins.
4566 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
4569 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
4570 interleave high/low functions.
4572 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4574 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
4575 #pragma extern_prefix.
4577 2010-02-25 Jakub Jelinek <jakub@redhat.com>
4580 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
4581 BLKmode, assert op0 is a MEM and just adjust its mode.
4584 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
4585 if bitpos isn't multiple of mode's bitsize.
4587 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4589 * c.opt (-ftemplate-depth=): New.
4590 (-ftemplate-depth-): Deprecate.
4591 * optc-gen.awk: Handle -ftemplate-depth=.
4592 * opth-gen.awk: Likewise.
4593 * c-opts.c (c_common_handle_option): Likewise.
4594 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
4596 2010-02-24 Jason Merrill <jason@redhat.com>
4598 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
4600 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4602 * cfg.c (alloc_aux_for_block): Remove inline.
4603 (alloc_aux_for_edge): Likewise.
4605 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4607 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
4609 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4611 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
4612 * config/i386/sol2-gas.h: New file.
4613 * config.gcc (i[34567]86-*-solaris2*): Use it.
4615 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4618 * c-typeck.c (ep_convert_and_check): New.
4619 (build_conditional_expr): Use it.
4620 (build_binary_op): Likewise.
4622 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4624 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
4627 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
4628 bounds even for -O+.
4629 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
4630 expr needs to have DECL_NAME set.
4632 2010-02-24 Nick Clifton <nickc@redhat.com>
4634 * config/mep/mep.c: Include gimple.h.
4635 (mep_function_uses_sp): Delete unused function.
4636 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
4637 parameters. Use unsigned integers to count args. Return a
4638 NULL_RTX instead of an error_mark_node. Toidy up formatting.
4640 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4643 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
4644 greater or equal to nelt instead of 2 * nelt.
4645 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
4648 2010-02-23 Jason Merrill <jason@redhat.com>
4651 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4652 in cfun->local_decls even if they have register types.
4655 * stor-layout.c (place_field): Don't warn about unnecessary
4656 DECL_PACKED if the type is packed.
4658 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4661 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4662 GOTOFF relocs, even when the base reg isn't pic pointer.
4664 2010-02-23 Michael Matz <matz@suse.de>
4667 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4668 (expand_gimple_basic_block): Generate and use debug temps if there
4669 are debug uses left after the last real use of TERed ssa names.
4670 Unlink debug immediate uses when they are expanded.
4672 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4675 * config/i386/i386.c (override_options): Reorganise to provide
4676 better error messages.
4678 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4681 * graphite-scop-detection.c (create_single_exit_edge): Move
4682 the call to find_single_exit_edge to....
4683 (create_sese_edges): ...here. Don't handle multiple edges
4684 exiting the function.
4685 (build_graphite_scops): Don't handle multiple edges
4686 exiting the function.
4688 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4691 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4692 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4694 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4697 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4699 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4702 * c-typeck.c (convert_arguments): Print declaration location.
4703 * c-common.c (validate_nargs): Rename as
4704 builtin_function_validate_nargs.
4705 (check_builtin_function_arguments): Update.
4707 2010-02-22 Richard Guenther <rguenther@suse.de>
4710 * tree-inline.c (declare_return_variable): Use the type of
4711 the call stmt lhs if available.
4713 2010-02-22 Duncan Sands <baldrick@free.fr>
4715 * passes.c (register_pass): Always consider all pass lists when
4716 ref_pass_instance_number is zero.
4718 2010-02-22 Richard Guenther <rguenther@suse.de>
4720 PR tree-optimization/42749
4721 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
4722 parameter. Do arithmetic in the original type.
4723 (update_accumulator_with_ops): Likewise.
4724 (adjust_accumulator_values): Adjust.
4726 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4728 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
4729 (QI to BLKmode splitter): New splitter.
4731 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
4733 * config/i386/i386.c (initial_ix86_tune_features): Turn on
4734 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
4736 2010-02-22 Richard Guenther <rguenther@suse.de>
4738 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
4740 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
4742 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
4743 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
4744 ($(T)crti.o, $(T)crtn.o): Remove rules.
4746 2010-02-21 Tobias Burnus <burnus@net-b.de>
4749 * doc/invoke.texi (-fassociative-math): Document that this
4750 option is automatically enabled for Fortran.
4752 2010-02-20 David S. Miller <davem@davemloft.net>
4754 * configure.ac: Test if linker and assembler properly support
4755 GOTDATA_OP relocations.
4756 * configure: Rebuild.
4757 * config.in: Likewise.
4758 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4759 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4760 (movsi_high_pic): Likewise.
4761 (movdi_lo_sum_pic): Likewise.
4762 (movdi_high_pic): Likewise.
4763 (movsi_pic_gotdata_op): New pattern.
4764 (movdi_pic_gotdata_op): Likewise.
4765 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4766 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4768 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4771 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4772 attribute to ssemul.
4773 (xop_mulv2div2di3_high): Ditto.
4775 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4778 * c.opt (Wconversion-null): New option.
4779 * doc/invoke.texi (Wconversion-null): Document.
4781 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4783 * common.opt (Wlarger-than-): Add Undocumented.
4785 2010-02-19 Mike Stump <mikestump@comcast.net>
4787 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4789 2010-02-19 Jason Merrill <jason@redhat.com>
4792 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4793 * configure: Likewise.
4795 2010-02-20 Alan Modra <amodra@gmail.com>
4798 * cgraph.h (cgraph_make_decl_local): Declare.
4799 * cgraph.c (cgraph_make_decl_local): New function.
4800 (cgraph_make_node_local): Use it.
4801 * cgraphunit.c (cgraph_function_versioning): Likewise.
4802 * ipa.c (function_and_variable_visibility): Likewise.
4804 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4807 * except.c (sjlj_emit_function_enter): Don't call
4808 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4810 * rtl.h (add_reg_br_prob_note): Remove prototype.
4812 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4815 * c-common.c (conversion_warning): Remove widening conversions
4816 before checking the conversion of integers to reals.
4818 2010-02-19 Mike Stump <mikestump@comcast.net>
4821 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4824 * cgraphunit.c (process_function_and_variable_attributes): Check
4825 DECL_PRESERVE_P instead of looking up attribute "used".
4826 * ipa-pure-const.c (check_decl): Likewise.
4827 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4828 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4829 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4830 instead of attribute "used".
4831 * config/sol2-c.c (solaris_pragma_init): Likewise.
4832 (solaris_pragma_fini): Likewise.
4834 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4836 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4837 Use XCNEW instead of xcalloc.
4838 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4839 XNEW instead of xmalloc.
4840 (get_fields): Use XNEWVEC instead of xmalloc.
4843 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4844 populate vars array.
4845 (create_new_general_access): For debug stmts just reset value.
4846 (get_stmt_accesses): For accesses within debug stmts just record them
4847 using add_access_to_acc_sites instead of preventing the peeling or
4848 counting them as accesses.
4851 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4853 2010-02-19 Richard Guenther <rguenther@suse.de>
4855 PR tree-optimization/42916
4856 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4859 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4861 * configure.ac: Replace all uses of changequote in macro arguments
4862 with proper quoting.
4864 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4867 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4869 2010-02-19 Richard Guenther <rguenther@suse.de>
4871 PR tree-optimization/42944
4872 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4873 test for aliasing with errno.
4875 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4878 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4879 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4880 * dojump.c: Include output.h.
4881 (inv): New inline function.
4882 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4883 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4884 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4885 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4886 argument, pass it down to other calls.
4887 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4888 add REG_BR_PROB note to the conditional jump.
4889 * cfgexpand.c (add_reg_br_prob_note): Removed.
4890 (expand_gimple_cond): Don't call it, add the probability
4891 as last argument to jumpif_1/jumpifnot_1.
4892 * Makefile.in (dojump.o): Depend on output.h.
4893 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4895 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4896 * stmt.c (do_jump_if_equal): Likewise.
4897 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4898 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4899 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4901 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4902 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4903 jumpifnot_1 callers.
4904 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4906 (store_expr): Adjust jumpifnot caller.
4907 (store_constructor): Adjust jumpif caller.
4910 * gimplify.c (gimple_boolify): For __builtin_expect call
4911 gimple_boolify also on its first argument.
4913 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4915 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4917 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4918 * configure: Regenerated.
4920 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4922 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4923 lang_hooks.types_compatible_p instead of comptypes.
4925 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4927 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4928 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4929 if __prefer_thumb__ is defined.
4931 2010-02-18 Martin Jambor <mjambor@suse.cz>
4933 PR tree-optimization/43066
4934 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4935 array with zero-sized element type.
4937 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4939 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4940 rtx, allocate struct var_loc_node here and return it to the
4941 caller, and only if it is actually needed.
4942 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4943 move it earlier and return immediately if it returns NULL.
4945 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4947 * config/sparc/gas.h: New file. Restore
4948 TARGET_ASM_NAMED_SECTION to its ELF default.
4949 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4951 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4952 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4953 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4954 after sparc/sysv4.h.
4956 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4958 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4960 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4962 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4963 patterns from predicated pattern.
4965 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4968 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4969 for insn mnemonic suffix.
4971 2010-02-17 Richard Guenther <rguenther@suse.de>
4973 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4976 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4979 * caller-save.c (save_call_clobbered_regs): If BB ends with
4980 a DEBUG_INSN, move any notes in between last real insn and the last
4981 DEBUG_INSN after the last DEBUG_INSN.
4983 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4985 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4986 Fix return type. Fix argument type. Explain meaning of return value.
4988 2010-02-16 Richard Guenther <rguenther@suse.de>
4990 PR tree-optimization/41043
4991 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4992 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4994 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4996 2010-02-16 Ira Rosen <irar@il.ibm.com>
4998 PR tree-optimization/43074
4999 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
5000 * tree-vect-loop.c (vect_analyze_loop_operations): Add
5001 vectorizable cycles in hybrid SLP check.
5002 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
5004 2010-02-16 Richard Guenther <rguenther@suse.de>
5006 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
5007 (true_dependence): If memrefs_conflict_p computes must-alias
5008 trust it. Move TBAA check after offset-based disambiguation.
5009 (canon_true_dependence): Likewise.
5011 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
5013 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
5014 * doc/invoke.texi: Document it.
5015 * var-tracking.c: Include toplev.h and params.h.
5016 (vt_find_locations): Return bool indicating success. Compute
5017 hash sizes unconditionally. Check new parameter, report.
5018 (variable_tracking_main_1): Check vt_find_locations results and
5019 retry. Renamed from...
5020 (variable_tracking_main): ... this. New wrapper to preserve
5021 flag_var_tracking_assignments.
5022 * Makefile.in (var-tracking.o): Adjust dependencies.
5024 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
5025 Jakub Jelinek <jakub@redhat.com>
5028 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
5029 if weak_import attribute is present.
5030 * config/darwin.c (machopic_select_section): Likewise.
5032 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
5034 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
5035 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
5036 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
5037 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
5039 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
5042 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5045 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
5046 Rewrite text to refer to the names.
5048 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
5050 * config/i386/i386-builtin-types.def
5051 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
5052 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
5053 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
5054 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
5055 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
5056 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
5057 IX86_BUILTIN_VPERMIL2PS256.
5058 (MULTI_ARG_4_DF2_DI_I): Defined.
5059 (MULTI_ARG_4_DF2_DI_I1): Defined.
5060 (MULTI_ARG_4_SF2_SI_I): Defined.
5061 (MULTI_ARG_4_SF2_SI_I1): Defined.
5062 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
5063 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
5064 __builtin_ia32_vpermil2ps256.
5065 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5066 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5067 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
5068 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5069 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5070 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
5071 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
5072 CODE_FOR_xop_vpermil2v8sf3.
5073 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
5074 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
5075 * config/i386/xopintrin.h (_mm_permute2_pd): New.
5076 (_mm256_permute2_pd): New.
5077 (_mm_permute2_ps): New.
5078 (_mm256_permute2_ps): New.
5080 2010-02-15 Nick Clifton <nickc@redhat.com>
5082 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
5083 boolean parameters. Use emit_jump_insn when emitting a pop
5084 instruction containing a return insn.
5085 (push): Use 'true' rather than '1' as second parameter to F.
5086 (h8300_expand_prologue): Likewise.
5087 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
5088 (h8300_expand_epilogue): Likewise.
5090 2010-02-15 Richard Guenther <rguenther@suse.de>
5093 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
5096 2010-02-15 Nick Clifton <nickc@redhat.com>
5098 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
5101 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
5103 * intl.c (fake_ngettext): New function.
5104 * intl.h (fake_ngettext): Declare.
5105 (ngettext): Define macro.
5106 * collect2.c (notice_translated): New function.
5107 (main): Use notice_translated and ngettext.
5108 * collect2.h (notice_translated): Declare.
5110 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
5112 * reorg.c (delete_computation): Comment fixes.
5113 * caller-save.c (setup_save_areas): Idem.
5114 * sel-sched-dump.c (dump_lv_set): Idem.
5117 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5119 * config/s390/s390.c (s390_sched_init): New function.
5120 (TARGET_SCHED_INIT): Target hook defined.
5122 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
5123 Jack Howarth <howarth@bromo.med.uc.edu>
5124 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5127 Partial revert of unintended change in fix for PR41605.
5128 * config/darwin.h: Fix typo.
5129 * config/darwin9.h: Same.
5131 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5133 * c-pch.c (pch_init): Clear v.
5135 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5138 * graphite-scop-detection.c (graphite_can_represent_scev): Call
5139 graphite_can_represent_init for MULT_EXPR.
5141 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5145 * graphite-sese-to-poly.c (remove_phi): New.
5146 (translate_scalar_reduction_to_array): Call remove_phi.
5148 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5151 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
5152 * graphite-clast-to-gimple.h (gloog): Update declaration.
5153 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
5154 * graphite-poly.h (struct poly_bb): Add missing comments.
5155 (struct scop): Add poly_scop_p field.
5157 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
5158 * graphite.c (graphite_transform_loops): Build the polyhedral
5159 representation for each scop before code generation.
5160 * sese.c (rename_variables_in_operand): Removed.
5161 (rename_variables_in_expr): Return the renamed expression.
5162 (rename_sese_parameters): New.
5163 * sese.h (rename_sese_parameters): Declared.
5165 2010-02-11 Richard Guenther <rguenther@suse.de>
5167 PR tree-optimization/42998
5168 * tree-ssa-pre.c (create_expression_by_pieces): Treat
5169 POINTER_PLUS_EXPR properly.
5171 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5172 Changpeng Fang <changpeng.fang@amd.com>
5175 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
5176 the cost of an IV candidate when the IV is used in a test against zero.
5178 * gcc.dg/tree-ssa/ivopts-3.c: New.
5180 2010-02-11 Richard Guenther <rguenther@suse.de>
5183 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
5184 pointer-vs-decl case by swapping refs. Handle some cases
5185 of pointer-vs-decl disambiguations more conservatively.
5186 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
5187 to false after expanding.
5189 2010-02-11 Richard Guenther <rguenther@suse.de>
5192 * gcc.c (process_command): Handle LTO file@offset case more
5195 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5197 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
5198 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
5200 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
5202 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
5203 if MEM's mode size isn't DWARF2_ADDR_SIZE.
5204 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
5205 Optimize eq/ne comparisons when both arguments are known to be
5207 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
5208 Don't mask operands unnecessarily if they are known to be already
5211 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
5213 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
5216 2010-02-10 Richard Guenther <rguenther@suse.de>
5218 PR tree-optimization/43017
5219 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
5220 for wrapping signed arithmetic.
5222 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5225 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
5226 if no debug info should be emitted for it.
5228 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5230 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5231 note when flag_exceptions is set.
5233 2010-02-10 Duncan Sands <baldrick@free.fr>
5235 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5237 2010-02-10 Richard Guenther <rguenther@suse.de>
5240 * tree.c (get_unwidened): Handle constants.
5241 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5243 2010-02-10 Martin Jambor <mjambor@suse.cz>
5246 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5247 check for variable argument counts independently.
5249 2010-02-10 Christian Bruel <christian.bruel@st.com>
5252 * config/sh/sh.c (find_barrier): Increase length for non delayed
5253 conditional branches.
5255 2010-02-10 Christian Bruel <christian.bruel@st.com>
5257 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5259 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5261 * builtins.c (set_builtin_user_assembler_name): Also handle
5262 ffs if int is smaller than word.
5264 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5267 * ira-conflicts.c (get_dup): Remove.
5268 (process_reg_shuffles): Add new parameter. Use it as an
5269 additional guard for copy generation.
5270 (add_insn_allocno_copies): Rewrite.
5272 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5274 * common.opt (fsched2-use-traces): Preserved for backward
5276 * doc/invoke.texi: Remove the documentation about option
5277 -fsched2-use-traces.
5278 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
5279 flag_sched2_use_traces.
5280 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
5281 the backward compatibility flag section.
5283 2010-02-09 Richard Guenther <rguenther@suse.de>
5285 PR tree-optimization/43008
5286 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5287 make HEAP variables initialized from global memory if they
5288 are not known builtin functions.
5289 (find_func_aliases): Adjust.
5291 2010-02-09 Richard Guenther <rguenther@suse.de>
5293 PR tree-optimization/43000
5294 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5295 arithmetic manually.
5297 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5299 PR tree-optimization/42931
5300 * tree-loop-linear.c (try_interchange_loops): Don't call
5301 double_int_mul if estimated_loop_iterations failed.
5303 2010-02-08 Martin Jambor <mjambor@suse.cz>
5306 * tree-sra.c (build_accesses_from_assign): Do not mark in
5307 should_scalarize_away_bitmap if stmt has volatile ops.
5308 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5311 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5313 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5315 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5317 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5320 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5323 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5325 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5328 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5329 to unknown_dependence.
5330 (graphite_legal_transform_dr): Handle the unknown_dependence.
5331 (graphite_carried_dependence_level_k): Same.
5333 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5335 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5337 2010-02-07 Richard Guenther <rguenther@suse.de>
5340 * expr.c (get_inner_reference): Always initialize *pbitsize.
5342 2010-02-07 Richard Guenther <rguenther@suse.de>
5345 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5346 new ARRAY_REFs on variable size element or minimal index arrays.
5348 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5349 gimple_fold_indirect_ref.
5351 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5354 * arm.c (arm_override_options): Just return if the user has specified
5355 an invalid fpu name.
5357 2010-02-03 Jason Merrill <jason@redhat.com>
5360 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5361 i386_pe_maybe_record_exported_symbol.
5363 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5366 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5367 (pa_delegitimize_address): New function.
5369 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5371 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5372 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5374 2010-02-05 Richard Guenther <rguenther@suse.de>
5377 * lto-streamer-in.c (get_resolution): Deal with references
5378 to undefined functions.
5380 2010-02-05 Richard Guenther <rguenther@suse.de>
5382 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5383 (fold_const_aggregate_ref): Likewise.
5384 (ccp_fold_stmt): Substitute loads.
5385 (maybe_fold_reference): Verify types before substituting.
5387 (fold_gimple_assign): Unshare properly.
5388 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5390 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5392 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5393 for rs6000_gen_cell_microcode.
5395 2010-02-04 Richard Guenther <rguenther@suse.de>
5397 PR rtl-optimization/42952
5398 * dse.c (const_or_frame_p): Remove MEM handling.
5400 2010-02-04 Nick Clifton <nickc@redhat.com>
5402 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5403 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5404 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5405 (mn10300_asm_output_mi_thunk): New function.
5406 (mn10300_can_output_mu_thunk): New function.
5407 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5408 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5409 (FUNCTION_ARG): Delete incorrect comment.
5411 2010-02-03 Jason Merrill <jason@redhat.com>
5414 * fold-const.c (operand_equal_p): Handle erroneous types.
5416 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5418 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5420 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5422 PR rtl-optimization/42941
5423 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5426 2010-02-03 Jason Merrill <jason@redhat.com>
5429 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5431 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5434 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5435 (cselib_reset_table): Renamed from...
5436 (cselib_reset_table_with_next_value): ... this.
5437 (cselib_get_next_uid): Renamed from...
5438 (cselib_get_next_unknown_value): ... this.
5439 * cselib.c (next_uid): Renamed from...
5440 (next_unknown_value): ... this.
5441 (cselib_clear_table): Adjust.
5442 (cselib_reset_table): Adjust. Renamed from...
5443 (cselib_reset_table_with_next_value): ... this.
5444 (cselib_get_next_uid): Adjust. Renamed from...
5445 (cselib_get_next_unknown_value): ... this.
5446 (get_value_hash): Use hash.
5447 (cselib_hash_rtx): Likewise.
5448 (new_cselib_val): Adjust. Set and dump uid.
5449 (cselib_lookup_mem): Pass next_uid as hash.
5450 (cselib_subst_to_values): Likewise.
5451 (cselib_log_lookup): Dump uid.
5452 (cselib_lookup): Pass next_uid as hash. Adjust.
5453 (cselib_process_insn): Adjust.
5454 (cselib_init): Initialize next_uid.
5455 (cselib_finish): Adjust.
5456 (dump_cselib_table): Likewise.
5457 * dse.c (canon_address): Dump value uid.
5458 * print-rtl.c (print_rtx): Print value uid.
5459 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5461 (dv_uid): New function, sort of renamed from...
5462 (dv_htab_hash): ... this, reimplemented in terms of it and...
5463 (dv_uid2hash): ... this. New.
5464 (variable_htab_eq): Drop excess assertions.
5465 (tie_break_pointers): Removed.
5466 (canon_value_cmp): Compare uids.
5467 (variable_post_merge_New_vals): Print uids.
5468 (vt_add_function_parameters): Adjust.
5469 (vt_initialize): Reset table. Adjust.
5471 2010-02-03 Richard Guenther <rguenther@suse.de>
5473 PR tree-optimization/42944
5474 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5475 (call_may_clobber_ref_p_1): Likewise. Properly handle
5476 malloc and calloc clobbering errno.
5478 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5480 * doc/invoke.texi: Fix name of sched1 dump.
5482 * opts.c (decode_options): Set flag_tree_switch_conversion
5483 only conditionally on optimize >= 2.
5485 * gcse.c: Assorted comment fixes in pass description.
5487 2010-02-03 Anthony Green <green@moxielogic.com>
5489 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5490 nop padding in order to maintain alignment of storage location of
5491 target function address.
5492 (moxie_trampoline_init): Store target function address at newly
5494 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5496 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5498 2010-02-03 Richard Guenther <rguenther@suse.de>
5501 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5503 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5505 * config.gcc: Reenable check for obsolete targets.
5506 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5507 mips-sgi-irix6.[0-4]*.
5509 2010-02-02 Nick Clifton <nickc@redhat.com>
5511 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5512 constant size of 4 as being the same as 0.
5513 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5514 can take values in the range 0..4.
5516 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5519 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5520 as _darwin10_Unwind_FindEnclosingFunction().
5521 * libgcc-libsystem.ver: New.
5523 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5526 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5527 implicitly set registers.
5529 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5531 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5532 (arm_override_options): Allow automatic selection of the thread
5533 pointer register if thumb2.
5534 (legitimize_pic_address): Improve code sequences for Thumb2.
5535 (arm_call_tls_get_addr): Likewise.
5536 (legitimize_tls_address): Likewise.
5537 * arm.md (pic_load_addr_arm): Delete. Replace with ...
5538 (pic_load_addr_32bit): ... this. New named pattern.
5539 * thumb2.md (pic_load_addr_thumb2): Delete.
5540 (pic_load_dot_plus_four): Delete.
5541 (tls_load_dot_plus_four): New named pattern.
5543 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5546 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
5547 Document fix for TLS bug.
5549 2010-01-31 Richard Guenther <rguenther@suse.de>
5551 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
5552 conservatively correct.
5554 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5558 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5560 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5562 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5564 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
5566 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
5568 * config.gcc: Adjust order of makefile fragments for mingw targets.
5570 2010-01-31 Richard Guenther <rguenther@suse.de>
5573 * gimplify.c (gimplify_init_constructor): For volatile LHS
5574 initialize a temporary.
5576 2010-01-31 Matthias Klose <doko@ubuntu.com>
5578 * configure.ac: Fix __stack_chk_fail check for cross builds configured
5580 * configure: Regenerate.
5582 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
5584 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5585 the same alias set and their sizes different constantness.
5586 (aliasing_component_refs_p): Revert 2009-10-24 change.
5588 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5590 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
5593 2010-01-29 Richard Guenther <rguenther@suse.de>
5595 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
5596 Assert we successfully updated the call.
5598 2010-01-29 Jakub Jelinek <jakub@redhat.com>
5600 PR rtl-optimization/42889
5601 * df.h (df_set_bb_dirty_nonlr): New prototype.
5602 * df-core.c (df_set_bb_dirty_nonlr): New function.
5603 * df-scan.c (df_insn_rescan): Call it instead of
5604 df_set_bb_dirty for DEBUG_INSNs.
5606 2010-01-29 Richard Guenther <rguenther@suse.de>
5609 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
5610 quadratic behavior in most cases.
5612 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
5615 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5616 in the call to gen_x86_movsicc_0_m1.
5618 2010-01-28 Richard Guenther <rguenther@suse.de>
5620 PR tree-optimization/42871
5621 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
5623 2010-01-28 Richard Guenther <rguenther@suse.de>
5625 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5626 into call arguments.
5628 2010-01-28 Richard Guenther <rguenther@suse.de>
5631 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
5632 the forwarder if the destination is an EH landing pad.
5634 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
5636 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
5637 block list passed to gimple_duplicate_sese_tail.
5638 (parallelize_loops): Avoid parallelization when the function
5640 Avoid parallelization when the preheader is IRREDUCIBLE.
5641 Try to optimize when estimated_loop_iterations_int is unresolved.
5642 Add the loop's location to the dump file.
5643 * tree-cfg.c (add_phi_args_after_redirect): Remove.
5644 (gimple_duplicate_sese_tail): Remove the check for the latch.
5645 Redirect nexits to the exit block.
5646 Remove handling of the incoming edges to the latch.
5647 Redirect the backedge from the copied latch to the exit bb.
5649 2010-01-28 Michael Matz <matz@suse.de>
5652 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5653 Wrap force_reg into a sequence, emit it before user.
5655 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5657 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5659 (arm_legacy_rev): Likewise.
5660 (thumb_legacy_rev): Likewise.
5662 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5664 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5665 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5666 on MEM's address failed, try avoid_constant_pool_reference and
5667 recurse if it returned something different.
5668 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5669 address, try avoid_constant_pool_reference and recurse if it
5670 returned something different.
5671 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5672 address and avoid_constant_pool_reference returned something
5673 different, don't set have_address.
5675 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5678 * var-tracking.c (val_store): Add modified argument, obey it.
5680 (count_uses): Move down logging of main.
5681 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5682 don't need resolution.
5683 (emit_notes_in_bb): Likewise.
5685 2010-01-27 Richard Guenther <rguenther@suse.de>
5688 * tree-inline.c (remap_decl): Delay remapping of SSA name
5689 default definitions until we need them.
5691 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5693 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5694 (rs6000_delegitimize_address): New function.
5696 * config/s390/s390.c (s390_delegitimize_address): Call
5697 delegitimize_mem_from_attrs.
5700 * tree-inline.c (cannot_copy_type_1): Removed.
5701 (copy_forbidden): Don't forbid copying of functions containing
5702 records/unions with variable length fields.
5704 2010-01-27 Christian Bruel <christian.bruel@st.com>
5708 * config/sh/sh.c (find_barrier): Increase length for non delayed
5709 conditional branches.
5711 2010-01-27 Matthias Klose <doko@ubuntu.com>
5713 * configure.ac (gnu-unique-object): Fix ldd version check.
5714 * configure: Regenerate.
5716 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5718 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
5720 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
5721 Test for HAVE_GNU_AS value.
5723 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5725 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
5726 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
5727 INT64_TYPE): Define.
5728 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
5729 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5730 INT_LEAST64_TYPE): Define.
5731 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
5732 UINT_LEAST64_TYPE): Define.
5733 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
5734 INT_FAST64_TYPE): Define.
5735 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5736 UINT_FAST64_TYPE): Define.
5737 (INTMAX_TYPE, UINTMAX_TYPE): Define.
5738 (INTPTR_TYPE, UINTPTR_TYPE): Define.
5739 (SIG_ATOMIC_TYPE): Define.
5741 2010-01-26 Richard Guenther <rguenther@suse.de>
5743 * df-scan.c (df_scan_set_bb_info): Remove assert.
5744 (df_insn_rescan_debug_internal): Merge asserts.
5745 (df_install_ref): Likewise.
5746 (df_mark_reg): Use bitmap_set_range.
5747 (df_hard_reg_used_p): Remove assert.
5748 (df_hard_reg_used_count): Likewise.
5750 2010-01-26 Richard Guenther <rguenther@suse.de>
5752 PR rtl-optimization/42685
5753 * web.c (web_main): Ignore DEBUG_INSNs.
5755 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
5757 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5759 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5760 Fix types of fndecl and arglist parameters.
5762 2010-01-26 Richard Guenther <rguenther@suse.de>
5765 * tree-eh.c (unsplit_eh): Skip debug insns.
5767 2010-01-26 Richard Guenther <rguenther@suse.de>
5769 PR tree-optimization/42250
5770 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5772 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5775 * omp-low.c (expand_omp_sections): Only use single_pred if
5776 l2_bb is single_pred_p.
5778 2010-01-25 Christian Bruel <christian.bruel@st.com>
5781 * config/sh/sh.c (find_barrier): Increase length for non delayed
5782 conditional branches.
5783 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5785 2010-01-24 David S. Miller <davem@davemloft.net>
5787 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5788 define if not using GAS.
5789 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5790 Likewise. Delete SECTION_MERGE code, which is only applicable
5793 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5796 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5797 mangling of va_list in system headers.
5799 2010-01-23 Toon Moene <toon@moene.org>
5801 * tree-predcom.c (combine_chains): Return NULL, not false.
5803 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5805 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5806 initialization of variable res to agree with return type.
5808 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5810 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5811 * tree-sra.c: Add include of expr.h.
5813 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5815 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5816 insert the debug stmt on the single non-EH edge from the stmt.
5818 2010-01-22 Richard Henderson <rth@redhat.com>
5821 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5822 the RHS until after generate_subtree_copies has insertted its
5823 code before the current statement.
5825 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5827 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5829 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5831 2010-01-21 Martin Jambor <mjambor@suse.cz>
5833 PR tree-optimization/42585
5834 * tree-sra.c (struct access): New field grp_total_scalarization.
5835 (dump_access): Dump the new field.
5836 (should_scalarize_away_bitmap): New variable.
5837 (cannot_scalarize_away_bitmap): Likewise.
5838 (sra_initialize): Allocate new bitmaps.
5839 (sra_deinitialize): Free new bitmaps.
5840 (create_access_1): New function.
5841 (create_access): Parts moved to create_access_1.
5842 (type_consists_of_records_p): New function.
5843 (completely_scalarize_record): Likewise.
5844 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5845 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5846 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5848 (analyze_all_variable_accesses): Completely scalarize small eligible
5851 2010-01-21 Martin Jambor <mjambor@suse.cz>
5853 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5855 2010-01-21 Andrew Haley <aph@redhat.com>
5857 * gcc.c (process_command): Move lang_specific_driver before
5858 setting cc_libexec_prefix.
5860 2010-01-21 Richard Guenther <rguenther@suse.de>
5863 * fold-const.c (negate_expr_p): Pretend only negative
5864 real constants are easily negatable.
5866 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5867 Jason Merrill <jason@redhat.com>
5869 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5870 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5871 * calls.c (initialize argument_information): Handle it.
5872 * c-common.c (handle_transparent_union_attribute): Use new name.
5873 * c-decl.c (finish_struct): Ditto.
5874 * c-typeck.c (type_lists_compatible_p): Ditto.
5875 (convert_for_assignment): Use new name and also handle record.
5876 * function.c (aggregate_value_p): Handle it.
5877 (pass_by_reference): Ditto.
5878 (assign_parm_data_types): Ditto.
5879 * print-tree.c (print_node): Ditto.
5880 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5881 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5882 * tree.c (first_field): New fn.
5884 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5887 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5888 even when linking statically, for now.
5890 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5893 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5894 without a cselib val.
5895 (count_uses): Accept MO_VAL_SET with no val on stores.
5896 (add_stores): Likewise.
5898 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5900 * var-tracking.c (check_value_val): Add a compile time assertion.
5901 (dv_is_decl_p): Simplify.
5902 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5903 gcc_assert if ENABLE_CHECKING.
5905 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5908 * var-tracking.c: Include tree-flow.h.
5909 (mem_dies_at_call): New.
5910 (dataflow_set_preserve_mem_locs): Use it.
5911 (dataflow_set_remove_mem_locs): Likewise.
5912 (dump_var): Renamed from dump_variable. Adjust all callers.
5913 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5914 * Makefile.in (var-tracking.o): Adjust deps.
5916 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5918 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5920 2010-01-20 Richard Guenther <rguenther@suse.de>
5922 PR tree-optimization/42717
5923 * tree-ssa-dce.c (get_live_post_dom): Remove.
5924 (forward_edge_to_pdom): Take an arbitrary edge to copy
5925 degenerate PHI args from.
5926 (remove_dead_stmt): Use the first post-dominator even if it
5927 does not contain live statements as redirection destination.
5929 2010-01-20 Richard Guenther <rguenther@suse.de>
5931 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5933 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5935 * sel-sched.c (create_speculation_check): Remove set but not used
5937 (try_transformation_cache): Remove set but not used variable ds.
5938 (calculate_privileged_insns): Remove set but not used variables
5939 cur_insn and min_spec_insn.
5940 (find_best_expr): Remove set but not used variable avail_n.
5941 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5943 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5945 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5946 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5949 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5952 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5953 cpu types. Add support for *-sse3 cpu types.
5954 (x86_64-*-*): Ditto.
5956 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5959 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5960 argument, call initializer_constant_valid_p_1 instead of
5961 initializer_constant_valid_p, pass CACHE to it, return NULL
5962 immediately if first call returns NULL.
5963 (initializer_constant_valid_p_1): New function.
5964 (initializer_constant_valid_p): Use it.
5966 2010-01-20 Thomas Quinot <quinot@adacore.com>
5968 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5970 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5972 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5973 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5974 (loc_list_from_tree): Don't handle unsigned division. Handle
5975 signed modulo using DW_OP_{over,over,div,mul,minus}.
5976 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5977 modulo instead of signed.
5979 2010-01-20 DJ Delorie <dj@redhat.com>
5981 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5983 (h8300_emit_stack_adjustment): Propogate it.
5985 (h8300_expand_prologue): Likewise.
5986 (h8300_expand_epilogue): Likewise.
5988 2010-01-19 Michael Matz <matz@suse.de>
5990 PR tree-optimization/41783
5991 * tree-data-ref.c (toplevel): Include flags.h.
5992 (dump_data_dependence_relation): Also dump the inputs if the
5993 result will be unknown.
5994 (split_constant_offset_1): Look through some conversions.
5995 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5996 the offset from last element is too large.
5997 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5998 (reassociate_to_the_same_stmt): Handle vector registers.
5999 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
6001 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
6002 wide_prolog_niters argument, emit widening instructions.
6003 (vect_do_peeling_for_alignment): Adjust caller, use widened
6004 variant of the iteration cound.
6005 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
6007 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6010 * config/arm/neon-testgen.m (emit_automatics): New parameter
6011 features. Adjust for Fixed_return_reg feature.
6012 (test_intrinsic): Call emit_automatics with new feature.
6013 * config/arm/neon.ml: Update copyright years.
6014 (features): New Fixed_return_reg feature.
6015 (ops): Update feature for Vget_low.
6017 2010-01-19 Jakub Jelinek <jakub@redhat.com>
6019 PR tree-optimization/42719
6020 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
6024 * fwprop.c (all_uses_available_at): Return false if def_set dest
6025 is a REG that is used in def_insn.
6027 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
6029 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
6031 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
6034 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
6036 * target.h (struct gcc_target) <secondary_reload>: Change type
6037 of last argument to secondary_reload_info *.
6039 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
6042 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
6043 memory references with unaligned offsets. Remove CQImode handling.
6044 (unaligned_memory_operand): Return 1 for memory references with
6045 unaligned offsets. Remove CQImode handling.
6047 2010-01-18 Richard Guenther <rguenther@suse.de>
6050 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
6053 2010-01-18 Richard Guenther <rguenther@suse.de>
6055 PR tree-optimization/42781
6056 * tree-ssa-structalias.c (find_what_var_points_to): Skip
6057 restrict processing only if the original variable was artificial.
6059 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
6061 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
6062 find number of popped argument bytes.
6064 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
6065 Fix the text that describes the return value for invalid insns.
6067 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
6069 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
6070 Clarify what 'cost of the -dependence' is. Fix quoting.
6072 * toplev.c (default_get_pch_validity): Rename argument to "sz".
6073 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
6075 2010-01-17 Jakub Jelinek <jakub@redhat.com>
6077 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6078 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
6080 2010-01-17 Richard Guenther <rguenther@suse.de>
6083 * function.c (split_complex_args): Take a VEC to modify.
6084 (assign_parms_augmented_arg_list): Build a VEC instead of
6085 a chain of PARM_DECLs.
6086 (assign_parms_unsplit_complex): Take a VEC of arguments.
6087 Do not fixup unmodified parms.
6088 (assign_parms): Deal with the VEC.
6089 (gimplify_parameters): Likewise.
6091 2010-01-17 Richard Guenther <rguenther@suse.de>
6093 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
6094 node existence check.
6095 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
6096 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
6097 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
6098 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
6099 (gimple_execute_on_growing_pred): Likewise.
6101 2010-01-17 Richard Guenther <rguenther@suse.de>
6103 PR tree-optimization/42773
6104 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
6105 (compute_antic_aux): Likewise.
6106 (compute_partial_antic_aux): Likewise.
6108 2010-01-17 Jie Zhang <jie.zhang@analog.com>
6111 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
6114 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
6116 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
6119 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
6120 Fix markup for strict argument.
6122 (TARGET_SCHED_REORDER2): Fix argument types.
6124 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
6125 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
6127 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
6128 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
6130 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
6133 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
6134 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
6135 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
6136 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
6137 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
6139 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
6141 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
6143 (TARGET_ASM_RELOC_RW_MASK): Add return type.
6144 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
6146 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
6148 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
6151 (TARGET_ASM_NAMED_SECTION): Fix argument list.
6153 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
6154 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
6156 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
6158 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
6160 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
6161 referring to it. Fix language.
6163 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
6165 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
6167 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
6169 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
6171 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
6172 '@var{stream}. Remove stray 'and'.
6174 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
6176 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
6178 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
6180 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
6181 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
6183 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
6184 Fix description of return value.
6185 Rename argument "sz" to "len."
6187 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
6188 Clarify meaning of 'true' return value.
6190 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
6192 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
6193 rep_mode versus mode_rep.
6195 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
6197 (TARGET_BUILTIN_DECL): Fix name.
6199 (TARGET_COMMUTATIVE_P): Fix type of first argument.
6201 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
6203 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
6205 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
6207 (TARGET_RELAXED_ORDERING): Use @deftypevr.
6209 (TARGET_GET_DRAP_RTX): Note that this is a hook.
6212 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
6213 Rename argument tm_fn to md_fn.
6215 (TARGET_OPTION_PRINT): Fix argument list.
6217 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
6220 * config/i386/i386.c (ix86_fixup_binary_operands):
6221 Revert FMA4 fixup of operands.
6223 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6226 * Makefile.in (write_entries_to_file, install-plugin):
6227 Use \012 instead of \n with tr.
6229 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6231 * configure.ac (HAVE_AS_REF): New C macro.
6232 * configure: Regenerate.
6233 * config.in: Likewise.
6234 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6236 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6239 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6241 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6243 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6245 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6247 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6249 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6251 (TARGET_BINDS_LOCAL_P): Fix argument type.
6253 (TARGET_ASM_FILE_END): Use prototype.
6255 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6257 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6259 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6261 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6263 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6264 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6266 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6267 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6269 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6270 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6271 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6272 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6274 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6276 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6278 (TARGET_INIT_BUILTINS): Use prototype.
6280 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6281 Put 'const char *' in braces. Fix parameter types.
6282 (TARGET_INVALID_CONVERSION): Fix parameter types.
6283 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
6284 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
6286 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
6289 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6291 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6293 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6295 * doc/tm.texi (TARGET_HELP): Fix return type.
6297 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6298 in braces. Fix argument types.
6300 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6302 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6304 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6306 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6307 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6309 (TARGET_MANGLE_TYPE): Fix argument types.
6311 (TARGET_IRA_COVER_CLASSES): Use prototype.
6313 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6315 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6317 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6319 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6321 (TARGET_CALLEE_COPIES): Fix argument types.
6323 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6325 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6327 (TARGET_FUNCTION_VALUE): Fix argument types.
6329 (TARGET_RETURN_IN_MSB): Fix argument type.
6331 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6333 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6335 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6337 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6338 agree with return type.
6340 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6342 2010-01-15 Jing Yu <jingyu@google.com>
6344 PR rtl-optimization/42691
6345 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6346 a pseudo to a constant and are merged, and adjust comments.
6348 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6350 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6352 2010-01-15 Richard Guenther <rguenther@suse.de>
6355 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6356 labels of computed or non-local gotos to the destination.
6357 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6358 landing pad label is the first label.
6360 2010-01-15 Richard Guenther <rguenther@suse.de>
6362 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6364 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6367 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6368 to allow generation of the xssqrtdp instruction on power7.
6369 (sqrtdf2_fpr): Ditto.
6371 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6374 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6375 functions with noreturn attribute.
6378 * varasm.c (declare_weak): Add weak attribute to decl if it
6379 doesn't have one already.
6380 (assemble_external): Only add decls to weak_decls if they also
6381 have weak attribute.
6383 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6385 * var-tracking.c (var_reg_delete): Don't delete the association
6386 between REGs and values or one-part variables if the register
6389 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6392 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6393 because its first operand is a non-localized variable.
6395 2010-01-14 Martin Jambor <mjambor@suse.cz>
6397 PR tree-optimization/42706
6398 * tree-sra.c (encountered_recursive_call): New variable.
6399 (encountered_unchangable_recursive_call): Likewise.
6400 (sra_initialize): Initialize both new variables.
6401 (callsite_has_enough_arguments_p): New function.
6402 (scan_function): Call decl and flags check only for IPA-SRA, check
6403 whether there is a recursive call and whether it has enough arguments.
6404 (all_callers_have_enough_arguments_p): New function.
6405 (convert_callers): Look for recursive calls only when
6406 encountered_recursive_call is set.
6407 (ipa_early_sra): Bail out either if
6408 !all_callers_have_enough_arguments_p or
6409 encountered_unchangable_recursive_call.
6411 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6413 * sel-sched.c: Add 2010 to copyright years.
6414 * sel-sched-ir.c: Likewise.
6415 * sel-sched-ir.h: Likewise.
6417 2010-01-14 Martin Jambor <mjambor@suse.cz>
6419 PR tree-optimization/42714
6420 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6421 constructors specially.
6423 2010-01-14 Andi Kleen <ak@linux.intel.com>
6425 * config/i386/drivers-i386.c (detect_caches_intel):
6426 Add l2sizekb parameter and fill in.
6427 (host_detect_local_cpu): Add l2sizekb, fill in.
6428 Add Atom small cache heuristic.
6430 2010-01-14 Andi Kleen <ak@linux.intel.com>
6432 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6433 Add level3 parameter and fill in.
6434 (detect_caches_intel): Handle level3 cache.
6436 2010-01-14 Andi Kleen <ak@linux.intel.com>
6438 * config/i386/drivers-i386.c (host_detect_local_cpu):
6439 Fix core duo detection.
6441 2010-01-14 Andi Kleen <ak@linux.intel.com>
6443 * config/i386/drivers-i386.c (host_detect_local_cpu):
6446 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6448 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6449 (rs6000_variable_issue_1): this. Use...
6450 (rs6000_variable_issue): here. Reimplement. Print debug info.
6452 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6454 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6455 sel_restore_notes. Update all callers. Call reemit_notes
6458 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6460 PR rtl-optimization/42246
6461 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6464 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6466 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6467 all successors is the same as number of successors in current region.
6469 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6471 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6472 to rename is not separable. Otherwise check that its LHS is not NULL.
6474 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6476 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6478 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6480 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6481 available registers when failed to discover LHS register class.
6482 Fix indentation. Update comment.
6484 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6485 Alexander Monakov <amonakov@ispras.ru>
6487 PR rtl-optimization/42389
6488 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6490 (advance_state_on_fence): Likewise.
6491 (sel_target_adjust_priority): Print debug output only when
6492 sched_verbose >= 4, not 2.
6493 (get_expr_cost): Do not issue all unique insns on the next cycle.
6494 (fill_insns): Initialize can_issue_more from the value saved
6496 * sel-sched-ir.c (flist_add): New parameter issue_more.
6497 Init FENCE_ISSUE_MORE with it.
6498 (merge_fences): Likewise.
6499 (init_fences): Update call to flist_add.
6500 (add_to_fences, add_clean_fence_to_fences)
6501 (add_dirty_fence_to_fences): Likewise.
6502 (move_fence_to_fences): Update call to merge_fences.
6503 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6505 * sel-sched-ir.h (struct _fence): New field issue_more.
6506 (FENCE_ISSUE_MORE): New accessor macro.
6508 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6510 PR rtl-optimization/42388
6511 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6512 that have no predecessors nor successors. Do not call move_bb_info
6513 for empty blocks outside of current region.
6515 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6517 PR rtl-optimization/42294
6518 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6519 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6520 originators' originators.
6522 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6524 PR rtl-optimization/39453
6525 PR rtl-optimization/42246
6526 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6528 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6530 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6531 Alexander Monakov <amonakov@ispras.ru>
6534 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6535 (maybe_tidy_empty_bb): ... here. Make static. Add new
6536 argument. Update all callers.
6537 (tidy_control_flow): ... and here. Recompute topological order
6538 of basic blocks in region if necessary.
6539 (sel_redirect_edge_and_branch): Change return type. Return true
6540 if topological order might have been invalidated.
6541 (purge_empty_blocks): Export and move from...
6542 * sel-sched.c (purge_empty_blocks): ... here.
6543 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
6544 (maybe_tidy_empty_bb): Delete prototype.
6545 (purge_empty_blocks): Declare.
6547 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6549 PR rtl-optimization/42249
6550 * sel-sched.c (try_replace_dest_reg): When chosen register
6551 and original register is the same, do not bail out early, but
6552 still check all original insns for validity of replacing destination
6553 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
6556 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6559 Port from no-undefined-overflow branch:
6560 2009-03-09 Richard Guenther <rguenther@suse.de>
6562 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
6564 2010-01-14 Richard Guenther <rguenther@suse.de>
6567 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
6569 2010-01-14 Ira Rosen <irar@il.ibm.com>
6571 PR tree-optimization/42709
6572 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
6573 as scalar type in creation of constant vector operand.
6575 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6578 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
6579 (check-parallel-%): Match `testsuite' directory component only
6582 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
6584 PR translation/39521
6585 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
6588 2010-01-13 Richard Guenther <rguenther@suse.de>
6590 PR tree-optimization/42730
6591 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
6594 2010-01-13 Steve Ellcey <sje@cup.hp.com>
6597 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
6598 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
6601 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
6603 * config/bfin/libgcc-bfin.ver: Regenerate based on current
6604 libgcc-std.ver. Add entries for ___smulsi3_highpart and
6605 ___umulsi3_highpart.
6607 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
6608 rather than schedule_insns if the pass is enabled.
6610 2010-01-13 Martin Jambor <mjambor@suse.cz>
6612 PR tree-optimization/42704
6613 * tree-sra.c (sra_modify_assign): Do not delete assignments to
6616 2010-01-13 Martin Jambor <mjambor@suse.cz>
6618 PR tree-optimization/42703
6619 * tree-sra.c (analyze_access_subtree): Check that we can build a
6620 reference to the original data within the aggregate.
6622 2010-01-13 Richard Guenther <rguenther@suse.de>
6624 PR tree-optimization/42705
6625 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6627 2010-01-13 Richard Guenther <rguenther@suse.de>
6630 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
6632 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6635 * var-tracking.c (values_to_unmark): New variable.
6636 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6637 values_to_unmark vector. Moved body to...
6638 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6639 instead queue it into values_to_unmark vector.
6640 (vt_find_locations): Free values_to_unmark vector.
6642 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
6644 * config/s390/s390.c (override_options): Set
6645 default of max-pending-list-length to 256
6647 2010-01-13 Richard Guenther <rguenther@suse.de>
6650 * tree-pass.h (PROP_gimple_lcx): New.
6651 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6652 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6653 before the final cleanup_eh.
6654 (dump_properties): Dump PROP_gimple_lcx.
6655 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6656 (tree_lower_complex_O0): Remove.
6657 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6658 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6659 tree_lower_complex, schedule TODO_update_ssa.
6660 * lto-streamer-out.c (output_function): Stream the functions
6662 * lto-streamer-in.c (input_function): Likewise.
6663 (lto_read_body): Do not override them here.
6665 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6668 * c-typeck.c (build_c_cast): Fold value cast to union type before
6669 wrapping it in a CONSTRUCTOR.
6671 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6673 PR rtl-optimization/42699
6674 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6677 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6679 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6680 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6681 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6682 SUBTARGET_WARN_UNUSED_SPEC): ... here
6683 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6685 2010-01-12 Julian Brown <julian@codesourcery.com>
6687 * config/arm/neon-schedgen.ml (Utils): Don't try to
6688 open missing module.
6689 (find_with_result): New.
6691 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6694 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6695 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6697 PR tree-optimization/42645
6698 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6699 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6700 decl_map, set processing_debug_stmt to -1 and return name without
6703 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6705 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6706 binutils version, and reword target configuration description.
6708 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6710 * config/avr/avr.h (LINKER_NAME): Remove.
6712 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6715 * config/rs6000/rs6000.c (rs6000_override_options): On targets
6716 that support VSX, warn for -mno-altivec if vsx is not disabled,
6719 2010-01-11 Joseph Myers <joseph@codesourcery.com>
6720 Shujing Zhao <pearly.zhao@oracle.com>
6722 PR translation/42469
6723 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
6724 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
6725 character between option name and help text.
6726 * c.opt (imultilib): Likewise.
6728 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
6730 * lto-streamer-out.c (output_unreferenced_globals): Output static
6733 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
6735 PR rtl-optimization/42621
6736 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
6737 optimizing for size.
6738 (duplicate_computed_gotos): Remove now-redundant check.
6740 2010-01-10 Steve Ellcey <sje@cup.hp.com>
6743 * configure.ac: Save and restore LDFLAGS and LIBS
6744 * configure: Regenerate.
6746 2010-01-10 Richard Guenther <rguenther@suse.de>
6749 * builtins.c (fold_builtin_strlen): Add type argument and
6750 convert the resulting length to it.
6751 (fold_builtin_1): Adjust.
6753 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6755 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
6756 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6758 (num_insns_constant_wide): Adjust for that change.
6760 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6763 * web.c (union_defs): Add used argument, to combine uses of
6765 (entry_register): Adjust type and tests of used argument.
6766 (web_main): Widen used for new use. Pass it to union_defs.
6767 * df.h (union_defs): Adjust prototype.
6769 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6772 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6773 uses in new incoming argument. Free body.
6774 (reset_debug_uses_in_loop): New.
6775 (analyze_insn_to_expand_var): Call the latter if the former found
6776 anything. Fix whitespace. Reject invalid dest overlaps before
6777 going through all insns in the loop.
6779 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6782 * haifa-sched.c (dying_use_p): Debug insns don't count.
6784 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6787 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6788 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6789 (verify_gimple_call): Reject LHS in noreturn calls.
6791 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6795 * tree-vect-loop-manip.c (adjust_info): New type.
6796 (adjust_vec): New pointer to vector.
6797 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6798 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6799 (slpeel_update_phis_for_duplicate_loop): Use them.
6800 (slpeel_update_phi_nodes_for_guard1): Likewise.
6801 (slpeel_update_phi_nodes_for_guard2): Likewise.
6802 (slpeel_tree_peel_loop_to_edge): Likewise.
6803 (vect_update_ivs_after_vectorizer): Likewise.
6805 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6807 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6808 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6810 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6812 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6813 bogus uninitialized warning.
6815 2010-01-09 Richard Guenther <rguenther@suse.de>
6818 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6819 the evolution is compatible with the initial condition.
6821 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6823 * gcc.c (process_command): Update copyright notice dates.
6824 * gcov.c (print_version): Likewise.
6825 * gcov-dump.c (print_version): Likewise.
6826 * mips-tfile.c (main): Likewise.
6827 * mips-tdump.c (main): Likewise.
6829 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6832 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6834 (rotlhi3_8): Delete.
6836 (rotlsi3_8): Delete.
6837 (rotlsi3_16): Delete.
6838 (rotlsi3_24): Delete.
6840 (*rotw<mode>3): New.
6841 (*rotb<mode>3): New.
6842 * config/avr/avr.c (avr_rotate_bytes): New function.
6843 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6845 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6848 * configure.ac: Modify -rdynamic check.
6849 * configure: Regenerate.
6851 2010-01-08 DJ Delorie <dj@redhat.com>
6853 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6854 register popping order.
6856 2010-01-08 Richard Guenther <rguenther@suse.de>
6859 * c.opt (fsigned-char): Also let LTO handle this option.
6860 (funsigned-char): Likewise.
6862 2010-01-07 Richard Guenther <rguenther@suse.de>
6864 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6865 (gimple_op): Likewise.
6866 (gimple_op_ptr): Likewise.
6867 (gimple_assign_set_lhs): Remove gcc_assert.
6868 (gimple_assign_set_rhs1): Likewise.
6869 (gimple_assign_set_rhs2): Likewise.
6870 (gimple_call_set_lhs): Likewise.
6871 (gimple_call_set_fn): Likewise.
6872 (gimple_call_set_fndecl): Likewise.
6873 (gimple_call_fndecl): Likewise.
6874 (gimple_call_return_type): Likewise.
6875 (gimple_call_set_chain): Likewise.
6876 (gimple_call_num_args): Likewise.
6877 (gimple_call_set_arg): Likewise.
6878 (gimple_cond_set_code): Likewise.
6879 (gimple_cond_set_lhs): Likewise.
6880 (gimple_cond_set_rhs): Likewise.
6881 (gimple_cond_set_true_label): Likewise.
6882 (gimple_cond_set_false_label): Likewise.
6883 (gimple_label_set_label): Likewise.
6884 (gimple_goto_set_dest): Likewise.
6885 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6886 (gimple_debug_bind_get_value): Likewise.
6887 (gimple_debug_bind_get_value_ptr): Likewise.
6888 (gimple_debug_bind_set_var): Likewise.
6889 (gimple_debug_bind_set_value): Likewise.
6890 (gimple_debug_bind_reset_value): Likewise.
6891 (gimple_debug_bind_has_value_p): Likewise.
6892 (gimple_return_retval_ptr): Remove gcc_assert.
6893 (gimple_return_retval): Likewise.
6894 (gimple_return_set_retval): Likewise.
6895 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6896 (safe_referenced_var_iterator): Remove.
6897 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6898 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6899 (fill_referenced_var_vec): Remove.
6900 (first_readonly_imm_use): Remove redundant gcc_assert.
6901 (phi_arg_index_from_use): Combine gcc_asserts.
6902 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6903 (first_imm_use_stmt): Remove redundant gcc_assert.
6904 * tree-cfg.c (verify_gimple_call): Verify function and chain
6905 operands. Verify arguments.
6906 (verify_types_in_gimple_stmt): Verify condition code and labels.
6908 2010-01-07 Richard Guenther <rguenther@suse.de>
6910 PR tree-optimization/42641
6911 * sese.c (rename_map_elt_info): Use the SSA name version, do
6914 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6916 PR tree-optimization/42625
6917 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6918 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6920 2010-01-07 Duncan Sands <baldrick@free.fr>
6922 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6924 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6927 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6928 note itself is not function_invariant_p.
6930 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6932 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6933 Do not add the DF_NOTE problem.
6934 * store-motion.c (execute_rtl_store_motion): Likewise.
6936 2010-01-07 Martin Jambor <mjambor@suse.cz>
6938 PR tree-optimization/42157
6939 * tree-sra.c (compare_access_positions): Stabilize sort if both
6940 accesses have integer types, return zero immediately if they are the
6943 2010-01-06 Richard Henderson <rth@redhat.com>
6946 * haifa-sched.c (add_to_note_list): Merge into ...
6947 (concat_note_lists): ... here, and ...
6948 (unlink_other_notes, rm_other_notes): Merge into...
6949 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6950 NOTE_INSN_EPILOGUE_BEG.
6952 2010-01-06 Richard Guenther <rguenther@suse.de>
6954 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6955 not inline regular functions into always-inline functions.
6957 2010-01-06 Nick Clifton <nickc@redhat.com>
6959 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6960 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6962 (OVERRIDE_OPTIONS): Delete.
6963 (OPTIMIZATION_OPTIONS): Define.
6964 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6965 * config/rx/rx.c (rx_handle_option): Issue an error message if
6966 -mcpu=rx200 and -fpu are used together.
6967 (rx_set_optimization_options): New function. Issue an error
6968 message if an optimization attribute attempts to reset the FPU/
6969 math optimization pairing.
6970 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6971 * config/rx/rx.opt: Set the default to 32-bit doubles.
6972 * config/rx/t-rx: Add multilibs for -nofpu option.
6973 * doc/invoke.texi: Update documentation of RX options.
6975 2010-01-06 Richard Guenther <rguenther@suse.de>
6977 * tree-ssa-pre.c (name_to_id): New global.
6978 (alloc_expression_id): Simplify SSA name handling.
6979 (lookup_expression_id): Likewise.
6980 (init_pre): Zero name_to_id.
6981 (fini_pre): Free it.
6983 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6985 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6987 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6990 * config/i386/sse.md (smaxv2di3): New.
6991 (umaxv2di3): Likewise.
6992 (sminv2di3): Likewise.
6993 (uminv2di3): Likewise.
6995 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6998 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6999 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
7000 (legitimize_tls_address): Likewise.
7001 (sparc_tls_referenced_p): Likewise.
7002 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
7003 and adjust calls to legitimize_pic_address.
7004 (legitimate_constant_p) Use sparc_tls_referenced_p.
7005 (legitimate_pic_operand_p): Likewise.
7006 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
7007 (sparc_tls_symbol_ref_1): Delete.
7008 (sparc_tls_referenced_p): Make static, recognize specific patterns.
7009 (legitimize_tls_address): Make static, handle CONST patterns.
7010 (legitimize_pic_address): Make static, remove unused parameter and
7011 adjust recursive calls.
7012 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
7013 and adjust call to legitimize_pic_address.
7014 (sparc_output_mi_thunk): Likewise.
7016 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
7017 H.J. Lu <hongjiu.lu@intel.com>
7020 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
7021 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
7022 operands to make them signed.
7025 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7028 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7029 GTU to GT for V4SI and V2DI.
7031 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7032 (umin<mode>3): Removed.
7034 (uminv4si3): Likewise.
7036 2010-01-05 Martin Jambor <mjambor@suse.cz>
7038 PR tree-optimization/42462
7039 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
7040 current_function_decl to helper functions and macros.
7042 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7045 * flags.h: Don't include real.h.
7046 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
7047 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
7048 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
7049 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
7050 * dominance.c: Update copyright.
7051 * gimple.c (walk_gimple_op): Remove inline.
7052 * tree-ssa-reassoc.c: Include real.h.
7053 * Makefile.in (FLAGS_H): Remove $(REAL_H).
7054 (tree-ssa-reassoc.o): Depend on $(REAL_H).
7056 2010-01-05 Nick Clifton <nickc@redhat.com>
7058 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
7059 register to push into the stack frame when the accumulator has to
7060 be saved during interrupts.
7062 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
7064 * doc/invoke.texi: Remove the documentation about option
7066 * common.opt (Wunreachable-code): Preserved for backward
7068 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
7069 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
7070 the backward compatibility flag section.
7072 2010-01-05 Richard Guenther <rguenther@suse.de>
7074 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
7076 2010-01-05 Jakub Jelinek <jakub@redhat.com>
7079 * cfgexpand.c (expand_one_var): Diagnose too large variables.
7081 PR tree-optimization/42508
7082 * tree-sra.c (convert_callers): Check for recursive call
7083 by comparing cgraph nodes instead of decls.
7084 (modify_function): Call ipa_modify_formal_parameters also
7085 on all same_body aliases.
7087 * cgraphunit.c (cgraph_materialize_all_clones): Compare
7088 cgraph nodes when checking for same_body aliases.
7090 2010-01-05 Richard Guenther <rguenther@suse.de>
7092 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
7093 allocation and lookup.
7094 (get_or_alloc_expr_for_constant): Likewise.
7095 (phi_translate): Sink allocation.
7097 2010-01-04 Richard Guenther <rguenther@suse.de>
7099 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
7100 a new entry only if needed.
7101 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
7102 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
7104 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
7106 (phi_translate): Handle CONSTANTs early.
7108 2010-01-04 Martin Jambor <mjambor@suse.cz>
7110 PR tree-optimization/42398
7111 * tree-sra.c (struct access): Removed flag grp_different_types.
7112 (dump_access): Do not dump the removed flag.
7113 (sort_and_splice_var_accesses): Do not set the removed flag.
7114 (sra_modify_expr): Check for type compatibility directly.
7116 2010-01-04 Martin Jambor <mjambor@suse.cz>
7118 PR tree-optimization/42366
7119 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
7120 edges with variable number of parameters.
7121 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
7122 flag instead of asserting it.
7123 (ipa_read_node_info): Read uses_analysis_done flag.
7125 2010-01-04 Richard Guenther <rguenther@suse.de>
7127 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
7128 iterative_hash_* as intended.
7129 (vn_reference_compute_hash): Likewise. Simplify hashing
7131 (vn_reference_lookup_2): Likewise.
7132 (vn_nary_op_compute_hash): Likewise.
7133 (vn_phi_compute_hash): Likewise.
7134 (expressions_equal_p): Remove strange code.
7135 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
7136 (pre_expr_hash): Likewise. Simplify hashing SSA names.
7137 (bitmap_insert_into_set_1): Take value-id as parameter.
7138 (add_to_value): Pass it.
7139 (bitmap_insert_into_set): Likewise.
7140 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
7142 2010-01-04 Jakub Jelinek <jakub@redhat.com>
7145 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
7146 (do_self_spec): For switches with SWITCH_IGNORE set set also
7147 SWITCH_IGNORE_PERMANENTLY.
7148 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
7151 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
7153 * lto-streamer-out.c (output_unreferenced_globals): Output the full
7154 tree of an unreferenced global var.
7156 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7159 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7160 GTU to GT for V4SI and V2DI.
7162 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7163 (umin<mode>3): Removed.
7165 (uminv4si3): Likewise.
7167 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7170 * collect2.c (main): Turn on trace in collect2 if -v is passed
7173 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
7175 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
7176 description of expression operand.
7178 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
7180 * configure.ac: Add install-html to target_list for Make-hooks.
7181 * configure: Regenerate.
7182 * fortran/Make-lang.in (F95_HTMLFILES): New.
7183 (fortran.html): Use it.
7184 (fortran.install-html): New.
7185 * Makefile.in (install-html): Add lang.install-html.
7186 * java/Make-lang.in (JAVA_HTMLFILES): New.
7187 (java.html): Use it.
7188 (java.install-html): New.
7189 * objc/Make-lang.in (objc.install-html): New.
7190 * objcp/Make-lang.in (obj-c++.install-html): New.
7191 * cp/Make-lang.in (c++.install-html): New.
7192 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
7193 * lto/Make-lang.in (lto.install-html): New.
7195 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7198 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
7200 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
7202 PR rtl-optimization/41862
7203 * store-motion.c (store_killed_in_insn, compute_store_table,
7204 remove_reachable_equiv_notes, replace_store_insn,
7205 build_store_vectors): Ignore all DEBUG_INSNs.
7207 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7210 * common.opt: Add dumpdir.
7212 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
7214 (option_map): Add --dumpdir.
7216 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
7218 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
7220 * opts.c (decode_options): Try dump_dir_name first if
7221 dump_base_name isn't an absolute path.
7222 (common_handle_option): Handle OPT_dumpdir.
7224 * toplev.c (dump_dir_name): New.
7225 (print_switch_values): Also ignore -dumpdir.
7227 * toplev.h (dump_dir_name): New.
7229 2010-01-03 Richard Guenther <rguenther@suse.de>
7231 PR tree-optimization/42589
7232 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7233 double-word expansion of bswap32.
7235 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7237 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7238 with BLOCK_FOR_INSN.
7239 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7240 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7241 noce_process_if_block): Likewise.
7242 * gcse.c (compute_local_properties, insert_expr_in_table,
7243 insert_set_in_table, canon_list_insert, find_avail_set,
7244 pre_insert_copy_insn): Likewise.
7246 * basic-block.h (BLOCK_NUM): Move from here...
7247 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7249 2010-01-03 Richard Guenther <rguenther@suse.de>
7251 PR tree-optimization/42438
7252 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7253 contains_may_not_return_call flag.
7254 (BB_MAY_NOTRETURN): New.
7255 (valid_in_sets): Trapping nary operations are not valid
7256 in blocks that may not return.
7257 (insert_into_preds_of_block): Remove check for trapping expressions.
7258 (compute_avail): Compute also BB_MAY_NOTRETURN.
7260 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7262 * doc/invoke.texi: Add 2010 to copyright years.
7264 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7266 * config/sparc/sparc.c: Fix formatting nits.
7268 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7269 Alexander Monakov <amonakov@ispras.ru>
7271 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7273 2010-01-02 Richard Guenther <rguenther@suse.de>
7276 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7277 (simplify_switch_using_ranges): Mark to be removed edges
7280 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7282 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7284 * collect2.c (scan_libraries): Add missing argument in call to
7287 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
7290 * config/alpha/predicates.md (aligned_memory_operand): Return false
7292 (unaligned_memory_operand): Return true for CQImode.
7293 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7294 doesn not cross aligned SImode word boundary.
7296 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7298 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7300 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7301 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7303 2010-01-02 Richard Guenther <rguenther@suse.de>
7306 * toplev.c (compile_file): Emit LTO marker properly. Change
7308 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7310 2010-01-01 Richard Guenther <rguenther@suse.de>
7313 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7315 2010-01-01 Richard Guenther <rguenther@suse.de>
7318 * c-decl.c (grokdeclarator): For zero-size arrays force
7319 structural equality checks as layout_type does.
7321 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7323 * builtins.c: Update copyright to 2010.
7325 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7328 * lto-streamer-out.c (produce_asm): Revert the last change.
7329 (copy_function): Likewise.
7331 * lto-streamer.c (lto_get_section_name): Skip any leading
7334 2010-01-01 Richard Guenther <rguenther@suse.de>
7337 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7341 Copyright (C) 2010 Free Software Foundation, Inc.
7343 Copying and distribution of this file, with or without modification,
7344 are permitted in any medium without royalty provided the copyright
7345 notice and this notice are preserved.