1 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
4 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
5 instead of "$gcc_cv_objdump -T".
6 Use "-undefined dynamic_lookup" on darwin.
7 * gcc/configure: Regenerate.
9 2010-04-26 Jakub Jelinek <jakub@redhat.com>
12 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
14 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
16 * c-parser.c (struct c_token): Move location field up.
17 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
18 (struct c_declspecs): Convert typespec_word, storage_class, and
19 default_int_p into bitfields.
20 (struct c_declarator): Move loc field up.
22 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
24 * cfgloop.h (struct loop): Move can_be_parallel field up.
25 * ipa-prop.h (struct ip_node_params): Move bitfields up.
26 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
28 (struct iv_cand): Convert pos field into a bitfield.
29 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
31 (struct _stmt_vec_info): Shuffle fields for better packing.
33 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
35 * varasm.c (IN_NAMED_SECTION): Remove guard.
36 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
37 (IN_NAMED_SECTION_P): ...this.
38 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
39 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
41 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
43 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
44 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
45 of shadowing it. Fix comments.
47 2010-04-26 Jan Hubicka <jh@suse.cz>
49 * cgraph.c (cgraph_create_node): Set node frequency to normal.
50 (cgraph_clone_node): Copy function frequency.
51 * cgraph.h (node_frequency): New enum
52 (struct cgraph_node): Add.
53 * final.c (rest_of_clean_state): Update.
54 * lto-cgraph.c (lto_output_node): Output node frequency.
55 (input_overwrite_node): Input node frequency.
56 * tre-ssa-loop-ivopts (computation_cost): Update.
57 * lto-streamer-out.c (output_function): Do not output function
59 * predict.c (maybe_hot_frequency_p): Update and handle functions
61 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
63 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
64 (compute_function_frequency): Set noreturn functions to be executed
66 (choose_function_section): Update.
67 * lto-streamer-in.c (input_function): Do not input function frequency.
68 * function.c (allocate_struct_function): Do not initialize function
70 * function.h (function_frequency): Remove.
71 (struct function): Remove function frequency.
72 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
74 * tree-inline.c (initialize_cfun): Do not update function frequency.
75 * passes.c (pass_init_dump_file): Update.
76 * i386.c (ix86_compute_frame_layout): Update.
77 (ix86_pad_returns): Update.
79 2010-04-26 Jie Zhang <jie@codesourcery.com>
81 PR tree-optimization/43833
82 * tree-vrp.c (range_int_cst_p): New.
83 (range_int_cst_singleton_p): New.
84 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
85 when both operands are constants. Use range_int_cst_p in
88 2010-04-26 Jan Hubicka <jh@suse.cz>
90 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
92 2010-04-26 Richard Guenther <rguenther@suse.de>
95 * gimple.c (gimple_decl_printable_name): Deal gracefully
96 with a NULL DECL_NAME.
98 2010-04-26 Richard Guenther <rguenther@suse.de>
101 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
102 if emitting debug information and it is either a function
105 2010-04-26 Ira Rosen <irar@il.ibm.com>
107 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
108 determine if the statement is vectorizable, and a macro to
110 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
111 Skip statements that can't be vectorized. If the analysis
112 fails, mark the statement as unvectorizable if vectorizing
114 (vect_compute_data_refs_alignment): Likewise.
115 (vect_verify_datarefs_alignment): Skip statements marked as
116 unvectorizable. Add print.
117 (vect_analyze_group_access): Skip statements that can't be
118 vectorized. If the analysis fails, mark the statement as
119 unvectorizable if vectorizing basic block.
120 (vect_analyze_data_ref_accesses, vect_analyze_data_refs):
122 * tree-vect-stmts.c (vectorizable_store): Fix the number of
123 generated stmts for SLP.
124 (new_stmt_vec_info): Initialize the new field.
125 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
126 statements marked as unvectorizable.
128 2010-04-25 Joseph Myers <joseph@codesourcery.com>
130 * c-common.c (flag_isoc1x): New.
131 (flag_isoc99): Update comment.
132 * c-common.h (flag_isoc1x): New.
133 (flag_isoc99): Update comment.
134 * c-cppbuiltin.c (builtin_define_float_constants): Also define
135 __<type>_DECIMAL_DIG__.
136 * c-opts.c (set_std_c1x): New.
137 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
138 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
139 * c.opt (-std=c1x, -std=gnu1x): New options.
140 * doc/cpp.texi: Mention -std=c1x.
141 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
142 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
143 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
144 * doc/standards.texi: Mention C1X.
145 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
146 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
147 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
150 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
152 * config/i386/gmon-sol2.c (_mcleanup): Change format string
153 placeholder from 0x%x to %#x.
154 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
155 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
156 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
157 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
158 * config/i386/i386.c (ix86_target_string): Ditto.
159 (output_pic_addr_const): Ditto.
160 (print_operand): Ditto.
162 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
164 * combine.c (find_split_point): Add third argument. Use it
165 to find nested multiply-accumulate instructions. Adjust calls.
166 (try_combine): Adjust call to find_split_point.
168 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
170 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
172 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
174 PR tree-optimization/41442
175 * fold-const.c (merge_truthop_with_opposite_arm): New function.
176 (fold_binary_loc): Call it.
178 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
180 * toplev.c (general_init): Set default for fdiagnostics-show-option.
181 * opts.c (common_handle_option): Allow disabling it.
182 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
184 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
186 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
187 between modes if both types are integral.
189 2010-04-23 Richard Guenther <rguenther@suse.de>
191 PR tree-optimization/43572
192 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
194 2010-04-23 Richard Guenther <rguenther@suse.de>
197 * tree-inline.c (tree_can_inline_p): Also check compatibility
200 2010-04-23 Martin Jambor <mjambor@suse.cz>
202 PR tree-optimization/43846
203 * tree-sra.c (struct access): New flag grp_assignment_read.
204 (build_accesses_from_assign): Set grp_assignment_read.
205 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
206 (enum mark_read_status): New type.
207 (analyze_access_subtree): Propagate grp_assignment_read, create
208 accesses also if both direct_read and root->grp_assignment_read.
210 2010-04-23 Martin Jambor <mjambor@suse.cz>
213 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
214 function does not have type attributes.
216 2010-04-23 Richard Guenther <rguenther@suse.de>
219 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
222 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
224 * sese.h (create_if_region_on_edge): Remove.
226 * sese.c (create_if_region_on_edge): Make static.
228 * tree-inline.c: Do not include ggc.h.
230 * expr.c: Do not include ggc.h.
232 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
235 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
238 * config/sh/sh.c (find_barrier): Don't emit a constant pool
239 in the middle of insns for casesi_worker_2.
241 2010-04-22 David Edelsohn <edelsohn@gnu.org>
243 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
245 2010-04-22 Ira Rosen <irar@il.ibm.com>
247 PR tree-optimization/43842
248 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
249 loop unrolling in update of exit phis. Fix comment.
250 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
251 least two reduction statements in the loop before starting SLP
254 2010-04-22 Nick Clifton <nickc@redhat.com>
256 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
258 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
260 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
263 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
265 * tree-parloops.c (loop_parallel_p): New argument
266 parloop_obstack. Pass it down.
267 (parallelize_loops): New variable parloop_obstack. Initialize it,
268 pass it down, free it.
270 * tree-loop-linear.c (linear_transform_loops): Pass down
273 * tree-data-ref.h (lambda_compute_access_matrices): New argument
274 of type struct obstack *.
276 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
277 scratch_obstack. Initialize it, pass down, free it.
279 * lambda.h (lambda_loop_new): Remove.
280 (lambda_matrix_new, lambda_matrix_inverse)
281 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
282 argument of type struct obstack *.
284 * lambda-trans.c (lambda_trans_matrix_new): New argument
285 lambda_obstack. Pass it down, use obstack allocation for ret.
286 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
289 * lambda-mat.c (lambda_matrix_get_column)
290 (lambda_matrix_project_to_null): Remove.
291 (lambda_matrix_new): New argument lambda_obstack. Use obstack
293 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
296 * lambda-code.c (lambda_loop_new): New function.
297 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
298 (lambda_compute_auxillary_space, lambda_compute_target_space)
299 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
300 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
301 (build_access_matrix): New argument lambda_obstack. Use obstack
303 (lambda_compute_step_signs, lambda_compute_access_matrices): New
304 argument lambda_obstack. Pass it down.
306 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
308 * optabs.h (expand_widening_mult): Declare.
310 2010-04-22 Richard Guenther <rguenther@suse.de>
312 PR tree-optimization/43845
313 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
314 lookup the CALL_EXPR function and arguments.
316 2010-04-22 Nick Clifton <nickc@redhat.com>
318 * config/stormy16/stormy16.c
319 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
320 * config/stormy16/stormy16.h: Tidy up formatting.
321 (DONT_USE_BUILTIN_SETJMP): Remove definition.
322 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
323 (ineqbranchsi): Delete pattern.
324 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
325 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
326 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
327 stormy16-lib2-ucmpsi2.c.
329 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
331 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
332 df_simulate_find_noclobber_defs as appropriate. Keep track of an
333 extra set merge_set_noclobber, and use it to relax the final test
335 * df.h (df_simulate_find_noclobber_defs): Declare.
336 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
338 (df_simulate_find_noclobber_defs): New function.
340 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
342 * config/i386/i386.md: Use {} around multi-line preparation statements.
344 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
346 * c-tree.h (push_init_level, pop_init_level, set_init_index)
347 (process_init_element): New argument of type struct obstack *.
349 * c-typeck.c (push_init_level, pop_init_level, set_designator)
350 (set_init_index, set_init_label, set_nonincremental_init)
351 (set_nonincremental_init_from_string, find_init_member)
352 (output_init_element, output_pending_init_elements)
353 (process_init_element): New argument braced_init_obstack. Pass it
355 (push_range_stack, add_pending_init): New argument
356 braced_init_obstack. Use obstack allocation.
358 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
359 braced_init_obstack. Pass it down.
360 (c_parser_braced_init): New variables ret, braced_init_obstack.
361 Initialize obstack, pass it down and finally free it.
363 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
366 * tree-pass.h (pass_optimize_widening_mul): Declare.
367 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
368 gate_optimize_widening_mul): New static functions.
369 (pass_optimize_widening_mul): New.
370 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
371 <case MULT_EXPR>: Remove support for widening multiplies.
372 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
373 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
374 simplify_gen_unary rather than directly building extensions.
375 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
377 * expmed.c (expand_widening_mult): New function.
378 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
380 2010-04-21 Jan Hubicka <jh@suse.cz>
382 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
383 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
384 * lto-wpa-fixup.c: Remove.
385 * Makefile.in (lto-wpa-fixup.o): Remove.
386 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
387 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
388 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
390 2010-04-21 Jan Hubicka <jh@suse.cz>
392 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
393 add write_optimization_summary, read_optimization_summary.
394 (ipa_write_summaries_of_cgraph_node_set): Remove.
395 (ipa_write_optimization_summaries): Declare.
396 (ipa_read_optimization_summaries): Declare.
397 * ipa-cp.c (pass_ipa_cp): Update.
398 * ipa-reference.c (pass_ipa_reference): Update.
399 * ipa-pure-const.c (pass_ipa_pure_const): Update.
400 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
402 * ipa-inline.c (pass_ipa_inline): Update.
403 * ipa.c (pass_ipa_whole_program): Update.
404 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
405 * passes.c (ipa_write_summaries_1): Do not test wpa.
406 (ipa_write_optimization_summaries_1): New.
407 (ipa_write_optimization_summaries): New.
408 (ipa_read_summaries): Do not test ltrans.
409 (ipa_read_optimization_summaries_1): New.
410 (ipa_read_optimization_summaries): New.
412 2010-04-21 Jan Hubicka <jh@suse.cz>
414 * lto-cgraph.c (lto_output_node): Do not output comdat groups
416 (output_cgraph): Do not arrange comdat groups for boundary nodes.
418 2010-04-21 Jakub Jelinek <jakub@redhat.com>
421 * dwarf2out.c (add_name_and_src_coords_attributes): Add
422 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
424 2010-04-21 Jan Hubicka <jh@suse.cz>
426 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
428 2010-04-21 Jan Hubicka <jh@suse.cz>
430 * varpool.c (decide_is_variable_needed): Variable is always needed
433 2010-04-21 Jan Hubicka <jh@suse.cz>
435 * opts.c (decode_options): Enable pure-const pass for whopr.
437 2010-04-21 Jan Hubicka <jh@suse.cz>
439 * cgraph.c (dump_cgraph_node): Dump also assembler name.
440 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
442 (cgraph_decide_inlining): Do not expect callee to be removed in all
445 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
447 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
449 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
451 * config/i386/i386.md (x86_shrd): Add athlon_decode and
452 amdfam10_decode attributes.
454 2010-04-21 Jakub Jelinek <jakub@redhat.com>
457 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
458 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
459 (lower_copyprivate_clauses): Use private var in outer
460 context instead of original var. Make sure the types
461 are correct for VLAs.
463 2010-04-21 Richard Guenther <rguenther@suse.de>
465 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
466 to non-pointer objects.
468 2010-04-21 Jakub Jelinek <jakub@redhat.com>
470 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
471 last chain entry if it starts with the still current label.
472 (add_location_or_const_value_attribute): Check that
473 loc_list->first->next is NULL instead of comparing ->first with ->last.
474 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
475 to add_var_loc_to_decl.
477 * dwarf2out.c (output_call_frame_info): For dw_cie_version
478 >= 4 add also address size and segment size fields into CIE header.
480 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
481 long as address size is the same as sizeof (void *) and
483 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
484 address size or segment size is unexpected, return DW_EH_PE_omit.
485 (classify_object_over_fdes): If get_cie_encoding returned
486 DW_EH_PE_omit, return -1.
487 (init_object): If classify_object_over_fdes returned -1,
488 pretend there were no FDEs at all.
490 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
492 * config/i386/i386.md (bswap<mode>2): Macroize expander from
493 bswap{si,di}2 using SWI48 mode iterator.
494 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
495 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
496 set modrm attribute of bswap insn to 0 and remove length attribute.
497 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
498 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
499 set mode attribute to <MODE> and remove length attribute.
501 2010-04-20 James E. Wilson <wilson@codesourcery.com>
503 PR rtl-optimization/43520
504 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
505 zero available registers.
507 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
509 * builtins.c (fold_builtin_cproj): Fold more cases.
511 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
513 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
514 (fold_builtin_1): Fold builtin cproj.
515 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
516 Use ATTR_CONST_NOTHROW_LIST.
518 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
520 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
521 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
522 ffsi2_no_cmove for !TARGET_CMOVE.
523 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
524 (ffssi2): Remove expander.
525 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
527 (ctz<mode>2): Ditto from ctz{si,di}2.
528 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
530 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
533 2010-04-20 Jakub Jelinek <jakub@redhat.com>
535 * dwarf2out.c (AT_linkage_name): Define.
536 (clone_as_declaration): Handle DW_AT_linkage_name.
537 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
538 of DW_AT_MIPS_linkage_name.
539 (move_linkage_attr): Likewise.
540 (dwarf2out_finish): Likewise.
542 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
545 * fold-const.c (fold_comparison): New folding rule.
547 2010-04-20 Anatoly Sokolov <aesok@post.ru>
549 * double-int.h (double_int_setbit): Declare.
550 * double-int.c (double_int_setbit): New function.
551 * rtl.h (immed_double_int_const): Declare.
552 * emit-rtl.c (immed_double_int_const): New function.
553 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
554 and immed_double_int_const functions.
555 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
556 expand_copysign_bit): (Ditto.).
557 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
558 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
559 * dojump.c (prefer_and_bit_test): (Ditto.).
560 * expr.c (convert_modes, reduce_to_bit_field_precision,
561 const_vector_from_tree): (Ditto.).
562 * expmed.c (mask_rtx, lshift_value): (Ditto.).
564 2010-04-20 Jan Hubicka <jh@suse.cz>
566 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
567 (dump_cgraph_node): Dump new flags.
568 * cgraph.h (struct cgraph_node): Add flags
569 reachable_from_other_partition and in_other_partition.
570 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
571 other partition can not be removed.
572 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
573 the other partition must be output; silence sanity checking on
574 leaking functions bodies from other paritition.
575 * lto-cgraph.c (reachable_from_other_partition_p): New function.
576 (lto_output_node): Output new flags; do not sanity check that inline
577 clones are output; drop lto_forced_extern_inline_p code; do not mock
578 visibility flags at partition boundaries.
579 (add_node_to): New function.
580 (output_cgraph): Use it to sort functions so masters appear before
582 (input_overwrite_node): Input new flags.
583 * passes.c (ipa_write_summaries): Do not call
584 lto_new_extern_inline_states.
585 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
586 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
587 lto_forced_extern_inline_p): Kill.
588 * lto-streamer.h (lto_new_extern_inline_states,
589 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
590 lto_forced_extern_inline_p): Kill.
592 2010-04-20 Richard Guenther <rguenther@suse.de>
594 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
595 from vars that can have pointers.
596 (process_constraint): Dump useless constraints.
598 2010-04-20 Richard Guenther <rguenther@suse.de>
600 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
601 (dump_sa_points_to_info): Remove asserts.
602 (init_base_vars): nothing_id isn't an escape point nor does it
605 2010-04-20 Jakub Jelinek <jakub@redhat.com>
607 * tree.h (TYPE_REF_IS_RVALUE): Define.
608 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
609 should_move_die_to_comdat, prune_unused_types_walk): Handle
610 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
611 (modified_type_die, gen_reference_type_die): Emit
612 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
613 if TYPE_REF_IS_RVALUE and -gdwarf-4.
615 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
618 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
619 calls for -fpic -m31 if they have been sibcall optimized.
621 2010-04-19 James E. Wilson <wilson@codesourcery.com>
623 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
624 ar.lc fixed and call-used.
626 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
628 2010-04-19 Jan Hubicka <jh@suse.cz>
630 * opts.c (decode_options): Disable whpr incompatible passes.
631 * lto/lto.c (lto_1_to_1_map): Skip clones.
632 (read_cgraph_and_symbols): Do not mark everything as needed.
633 (do_whole_program_analysis): Do map only after optimizing;
634 set proper cgraph_state; use passmanager.
636 2010-04-19 DJ Delorie <dj@redhat.com>
638 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
639 POINTER_PLUS_EXPR and fix them.
641 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
643 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
644 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
645 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
646 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
647 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
648 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
649 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
650 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
651 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
652 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
653 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
655 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
657 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
658 (check_cond_move_block): Likewise.
659 (cond_move_process_if_block): Likewise.
660 (noce_find_if_block): Improve formatting.
661 (find_if_header): Pass 0 to memset and tweak conditions.
662 (cond_exec_find_if_block): Fix long lines and tweak conditions.
664 2010-04-19 Jakub Jelinek <jakub@redhat.com>
666 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
670 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
671 with non-local decl doesn't need chain.
673 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
675 * ira-color.c (allocno_reload_assign): Avoid accumulating
676 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
678 2010-04-19 Martin Jambor <mjambor@suse.cz>
680 * gimple.h (create_tmp_reg): Declare.
681 * gimplify.c (create_tmp_reg): New function.
682 (gimplify_return_expr): Use create_tmp_reg.
683 (gimplify_omp_atomic): Likewise.
684 (gimple_regimplify_operands): Likewise.
685 * tree-dfa.c (make_rename_temp): Likewise.
686 * tree-predcom.c (predcom_tmp_var): Likewise.
687 (reassociate_to_the_same_stmt): Likewise.
688 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
689 (get_replaced_param_substitute): Likewise.
690 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
691 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
692 * tree-ssa-pre.c (get_representative_for): Likewise.
693 (create_expression_by_pieces): Likewise.
694 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
695 (create_tailcall_accumulator): Likewise.
697 2010-04-19 Martin Jambor <mjambor@suse.cz>
699 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
701 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
703 2010-04-19 Richard Guenther <rguenther@suse.de>
705 PR tree-optimization/43796
706 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
707 from SCEV in the lattice.
708 (vrp_visit_phi_node): Dump change.
710 2010-04-19 Richard Guenther <rguenther@suse.de>
712 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
713 * configure: Re-generated.
715 2010-04-19 Richard Guenther <rguenther@suse.de>
717 PR tree-optimization/43783
718 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
719 constant ARRAY_REF operands two and three if possible.
721 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
724 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
726 2010-04-19 Jie Zhang <jie@codesourcery.com>
729 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
731 2010-04-19 Ira Rosen <irar@il.ibm.com>
733 PR tree-optimization/37027
734 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
735 and macro to access it.
736 (vectorizable_reduction): Add argument.
737 (vect_get_slp_defs): Likewise.
738 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
739 statements for possible use in SLP.
740 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
741 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
742 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
744 (vectorizable_reduction): Likewise.
745 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
747 (vectorizable_type_demotion, vectorizable_type_promotion,
748 vectorizable_store): Likewise.
749 (vect_analyze_stmt): Update call to vectorizable_reduction.
750 (vect_transform_stmt): Likewise.
751 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
752 (vect_build_slp_tree): Fix indentation. Check that there are no loads
753 from different interleaving chains in same node.
754 (vect_slp_rearrange_stmts): New function.
755 (vect_supported_load_permutation_p): Allow load permutations for
756 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
757 inside SLP nodes if necessary.
758 (vect_analyze_slp_instance): Handle reductions.
759 (vect_analyze_slp): Try to build SLP instances originating from groups
761 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
762 (vect_get_constant_vectors): Create initial vectors for reductions
763 according to reduction code. Add new argument.
764 (vect_get_slp_defs): Add new argument, pass it to
765 vect_get_constant_vectors.
766 (vect_schedule_slp_instance): Remove SLP tree root statements.
768 2010-04-19 Jakub Jelinek <jakub@redhat.com>
770 * tree.h (ENUM_IS_SCOPED): Define.
771 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
772 for ENUM_IS_SCOPED enums.
774 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
776 * fold-const.c (fold_comparison): Use ssizetype.
777 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
778 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
779 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
780 * tree-object-size.c (compute_object_sizes): Use size_type_node.
782 * tree.h (initialize_sizetypes): Remove parameter.
783 (build_common_tree_nodes): Remove second parameter.
784 * stor-layout.c (initialize_sizetypes): Remove parameter.
785 Always create an unsigned type.
786 (set_sizetype): Assert that the passed type is unsigned and simplify.
787 * tree.c (build_common_tree_nodes): Remove second parameter.
788 Adjust call to initialize_sizetypes.
789 * c-decl.c (c_init_decl_processing): Remove second argument in call to
790 build_common_tree_nodes.
792 2010-04-18 Matthias Klose <doko@ubuntu.com>
794 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
796 2010-04-18 Ira Rosen <irar@il.ibm.com>
798 PR tree-optimization/43771
799 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
800 load permutation doesn't have gaps.
802 2010-04-18 Jan Hubicka <jh@suse.cz>
804 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
805 (sse_prologue_save_insn expander): Use new pattern.
806 (sse_prologue_save_insn1): New pattern and splitter.
807 (sse_prologue_save_insn): Update to deal also with 64bit aligned
809 * i386.c (setup_incoming_varargs_64): Do not compute jump
811 (ix86_gimplify_va_arg): Update alignment needed.
812 (ix86_local_alignment): Do not align all local arrays to 128bit.
814 2010-04-17 Jan Hubicka <jh@suse.cz>
816 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
818 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
820 * arm.md (negdi2): Remove redundant code to force values into a
823 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
825 * arm/bpabi.S: Add EABI alignment attributes to objects.
826 * arm/bpabi-v6m.S: Likewise.
827 * arm/crti.asm: Likewise.
828 * arm/crtn.asm: Likewise.
829 * arm/lib1funcs.asm: Likewise.
830 * arm/libunwind.S: Likewise.
832 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
834 * arm-protos.h (tune_params): New structure.
835 * arm.c (current_tune): New variable.
836 (arm_constant_limit): Delete.
837 (struct processors): Add pointer to the tune parameters.
838 (arm_slowmul_tune): New tuning option.
839 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
840 (all_cores): Adjust to pick up the tuning model.
841 (arm_constant_limit): New function.
842 (arm_override_options): Select the appropriate tuning model. Delete
843 initialization of arm_const_limit.
844 (arm_split_constant): Use the new constant-limit model.
845 (arm_rtx_costs): Pick up the current tuning model.
846 * arm.md (is_strongarm, is_xscale): Delete.
847 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
848 for Xscale variant architectures.
849 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
851 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
853 * config/arm/arm.c (arm_gen_constant): Remove unused variable
855 (arm_rtx_costs_1): Remove unused variable extra_cost.
856 (arm_unwind_emit_set): Use variable offset.
857 (thumb1_output_casesi): Remove unused variable flags.
859 2010-04-16 Jeff Law <law@redhat.com>
861 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
862 needing assignment rather than doing a two-phase assignment. Remove
865 2010-04-16 Jakub Jelinek <jakub@redhat.com>
868 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
870 2010-04-16 Doug Kwan <dougkwan@google.com>
872 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
873 (next_operand_entry_id): New static variable.
874 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
875 (add_to_ops_vec): Assigned unique ID to operand entry.
876 (struct oecount_s): New field ID.
877 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
878 (undistribute_ops_list): Assign unique IDs to oecounts.
879 (init_reassoc): reset next_operand_entry_id.
881 2010-04-16 Doug Kwan <dougkwan@google.com>
883 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
884 missing left parenthesis.
886 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
888 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
889 *btdi_rex64 using SWI48 mode iterator.
890 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
891 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
892 *jcc_btdi_mask_rex64.
894 2010-04-16 Anatoly Sokolov <aesok@post.ru>
896 * double-int.h (tree_to_double_int): Convert to macro.
897 * double-int.c (tree_to_double_int): Remove.
899 2010-04-16 Jakub Jelinek <jakub@redhat.com>
902 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
903 with want_address 2 and in case a single element list might be
904 possible, call it again with want_address 0.
906 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
908 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
909 case 'W' print operands for HI mode.
910 * config/h8300/h8300.h (Y0, Y2) : New constraints.
911 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
912 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
913 * config/h8300/predicate.md (bit_register_indirect_operand): New.
915 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
917 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
918 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
919 #xx:3 and #xx:4 mode.
921 * config/h8300/h8300.md (inverted load with HImode dest): Add
924 * config/h8300/predicate.md (bit_operand): Allow immediate values that
925 satisfy 'U' constraint.
927 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
929 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
930 * configure: Regenerate.
931 * config.in: Regenerate.
932 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
935 2010-04-16 Richard Guenther <rguenther@suse.de>
937 * tree.h (struct tree_decl_minimal): Move pt_uid ...
938 (struct tree_decl_common): ... here.
939 (DECL_PT_UID): Adjust.
940 (SET_DECL_PT_UID): Likewise.
941 (DECL_PT_UID_SET_P): Likewise.
943 2010-04-16 Richard Guenther <rguenther@suse.de>
945 PR tree-optimization/43572
946 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
947 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
948 * tree-flow.h (is_call_clobbered): Remove.
949 * tree-flow-inline.h (is_call_clobbered): Likewise.
950 * tree-dfa.c (dump_variable): Do not dump call clobber state.
951 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
952 (execute_return_slot_opt): Adjust.
953 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
954 check for call clobbered vars here.
955 (find_tail_calls): Move tailcall verification to the
958 2010-04-16 Diego Novillo <dnovillo@google.com>
960 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
962 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
965 * config/arm/arm.md (cbranchqi4): New pattern.
966 * config/arm/predicates.md (const0_operand,
967 cbranchqi4_comparison_operator): New predicates.
969 2010-04-16 Richard Guenther <rguenther@suse.de>
971 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
972 (dump_gimple_stmt): Likewise.
974 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
976 * recog.h (struct recog_data): New field is_operator.
977 (struct insn_operand_data): New field is_operator.
978 * recog.c (extract_insn): Set recog_data.is_operator.
979 * genoutput.c (output_operand_data): Emit code to set the
981 * reload.c (find_reloads): Use it rather than testing for an
982 empty constraint string.
985 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
986 If the previous insn is a cbranchsi4_insn with the same arguments,
987 omit the compare instruction.
989 * config/arm/arm.md (addsi3_cbranch): If destination is a high
990 register, inputs must be low registers and we need a low register
991 scratch. Handle alternative 2 like alternative 3.
993 2010-04-16 Jakub Jelinek <jakub@redhat.com>
995 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
996 don't call get_addr on both. If one expression is a VALUE and
997 the other a REG, check VALUE's locs if the REG isn't among them.
999 2010-04-16 Christian Bruel <christian.bruel@st.com>
1001 * config/sh/sh.h (sh_frame_pointer_required): New function.
1002 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
1003 (flag_omit_frame_pointer) Set.
1004 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
1005 (rounded_frame_size): Adjust size with outgoing_args_size.
1006 (sh_set_return_address): Must return from stack pointer.
1007 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
1008 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1009 (ACCUMULATE_OUTGOING_ARGS): Define.
1010 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
1011 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
1013 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1016 * config/sh/sh.c (sh_legitimize_reload_address): Use
1017 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
1018 Remove a unneeded check for offset_base.
1020 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
1022 * configure: Regenerated.
1024 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1026 * config/s390/s390.c (s390_call_save_register_used): Switch back
1027 to HARD_REGNO_NREGS.
1029 2010-04-15 Richard Guenther <rguenther@suse.de>
1031 * alias.c (alias_set_subset_of): Handle alias-set zero
1034 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
1035 Julian Brown <julian@codesourcery.com>
1037 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
1038 alternatives according to use of high and low regs.
1039 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
1040 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
1041 optimizing for size on Thumb-2.
1043 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
1045 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
1047 2010-04-15 Richard Guenther <rguenther@suse.de>
1049 * tree-ssa-structalias.c (struct variable_info): Add
1051 (new_var_info): Initialize it.
1052 (dump_constraints): Support printing last added constraints.
1053 (debug_constraints): Adjust.
1054 (dump_constraint_graph): Likewise.
1055 (make_heapvar_for): Check for NULL cfun.
1056 (get_function_part_constraint): New function.
1057 (get_fi_for_callee): Likewise.
1058 (find_func_aliases): Properly implement IPA PTA constraints.
1059 (process_ipa_clobber): New function.
1060 (find_func_clobbers): Likewise.
1061 (insert_into_field_list_sorted): Remove.
1062 (create_function_info_for): Properly allocate vars for IPA mode.
1063 Do not use insert_into_field_list_sorted.
1064 (create_variable_info_for): Properly generate constraints for
1065 global vars in IPA mode.
1066 (dump_solution_for_var): Always dump the solution.
1067 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
1068 (find_what_var_points_to): Adjust.
1069 (pt_solution_set): Change.
1070 (pt_solution_ior_into): New function.
1071 (pt_solution_empty_p): Export.
1072 (pt_solution_includes_global): Adjust.
1073 (pt_solution_includes_1): Likewise.
1074 (pt_solutions_intersect_1): Likewise.
1075 (dump_sa_points_to_info): Check some invariants.
1076 (solve_constraints): Move constraint dumping ...
1077 (compute_points_to_sets): ... here.
1078 (ipa_pta_execute): ... and here.
1079 (compute_may_aliases): Do not re-compute points-to info
1080 locally if IPA info is available.
1081 (ipa_escaped_pt): New global var.
1082 (ipa_pta_execute): Properly implement IPA PTA.
1083 * tree-into-ssa.c (dump_decl_set): Support dumping
1084 decls not in referenced-vars.
1085 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
1086 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
1087 (dump_points_to_solution): Likewise.
1088 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
1089 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
1090 (remap_gimple_stmt): Reset call clobber/use information if necessary.
1091 (copy_decl_to_var): Copy DECL_PT_UID.
1092 (copy_result_decl_to_var): Likewise.
1093 * tree.c (make_node_stat): Initialize DECL_PT_UID.
1094 (copy_node_stat): Copy it.
1095 * tree.h (DECL_PT_UID): New macro.
1096 (SET_DECL_PT_UID): Likewise.
1097 (DECL_PT_UID_SET_P): Likewise.
1098 (struct tree_decl_minimal): Add pt_uid member.
1099 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
1100 (pt_solution_empty_p): Declare.
1101 (pt_solution_set): Adjust.
1102 (ipa_escaped_pt): Declare.
1103 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
1104 * gimple-pretty-print.c (pp_points_to_solution): New function.
1105 (dump_gimple_call): Dump call clobber/use information.
1106 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
1107 * tree-pass.h (TDF_ALIAS): New dump option.
1108 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
1109 * doc/invoke.texi (-fipa-pta): Update documentation.
1111 2010-04-15 Richard Guenther <rguenther@suse.de>
1113 * Makefile.in (OBJS-common): Add gimple-fold.o.
1114 (gimple-fold.o): New rule.
1115 * tree.h (maybe_fold_offset_to_reference,
1116 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
1118 * gimple.h: ... here.
1119 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
1120 may_propagate_address_into_dereference): Move prototypes ...
1121 * gimple.h: ... here.
1122 * tree-ssa-ccp.c (get_symbol_constant_value,
1123 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
1124 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
1125 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
1126 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
1127 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
1128 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
1129 gimplify_and_update_call_from_tree): Move ...
1130 * gimple-fold.c: ... here. New file.
1131 (ccp_fold_builtin): Rename to ...
1132 (gimple_fold_builtin): ... this.
1133 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
1135 2010-04-15 Richard Guenther <rguenther@suse.de>
1137 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
1138 fit_double_type, force_fit_type_double, add_double_with_sign,
1139 neg_double, mul_double_with_sign, lshift_double, rshift_double,
1140 lrotate_double, rrotate_double, div_and_round_double): Move ...
1141 * double-int.c: ... here.
1142 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
1143 add_double, neg_double, mul_double_with_sign, mul_double,
1144 lshift_double, rshift_double, lrotate_double, rrotate_double,
1145 div_and_round_double): Move prototypes ...
1146 * double-int.h: ... here.
1148 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
1151 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
1152 matching constraints to ensure inputs match the output.
1154 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1157 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
1158 in an input-only operand.
1160 2010-04-15 Anatoly Sokolov <aesok@post.ru>
1162 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
1163 (double_int_not, double_int_lshift, double_int_rshift): Declare.
1164 (double_int_negative_p): Convert to static inline function.
1165 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
1166 (double_int_negative_p): Remove.
1167 * tree.h (lshift_double, rshift_double):
1168 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
1169 * fold-const.c (fold_convert_const_int_from_real,
1170 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
1171 (lshift_double): Change type of arith argument to bool.
1172 (rshift_double): Change type of arith argument to bool. Correct
1174 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1176 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
1179 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
1180 at the start and end of the then/else blocks, and omit them from the
1182 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
1183 argument; all callers changed. Pass zero to old_insns_match_p instead.
1184 (flow_find_head_matching_sequence): New function.
1185 (old_insns_match_p): Check REG_EH_REGION notes for calls.
1186 * basic-block.h (flow_find_cross_jump,
1187 flow_find_head_matching_sequence): Declare functions.
1189 2010-04-14 Jason Merrill <jason@redhat.com>
1192 * c-common.c (attribute_takes_identifier_p): New fn.
1193 * c-common.h: Declare it.
1195 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1197 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1199 (*udivmod<mode>4): Ditto.
1201 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1203 * config/i386/i386.md (maxmin_int): Rename code attribute from
1204 maxminiprefix and update all users.
1205 (maxmin_float): Ditto from maxminfprefix.
1206 (logic): Ditto from logicprefix.
1207 (absneg_mnemonic): Ditto from absnegprefix.
1208 * config/i386/mmx.md: Update all users of maxminiprefix,
1209 maxminfprefix and logicprefix for rename.
1210 * config/i386/sse.md: Ditto.
1211 * config/i386/sync.md (sync_<code><mode>): Update for
1214 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1217 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1218 warnings converted to errors.
1220 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1222 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1223 used insn_type variable.
1224 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1225 to avoid set-but-not-used warning.
1227 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1229 * df-core.c (df_ref_debug): Change format string placeholder
1231 * dwarf2asm.c (dw2_asm_output_data_raw,
1232 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1233 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1234 * dwarf2out.c (output_cfi, output_cfi_directive,
1235 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1236 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1238 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1239 * print-rtl.c (print_rtx): Ditto.
1241 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1244 * builtins.c (expand_builtin_pow_root): New function to expand pow
1245 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1246 series of sqrt and cbrt calls under -ffast-math.
1247 (expand_builtin_pow): Call it.
1249 2010-04-14 Michael Matz <matz@suse.de>
1251 PR tree-optimization/42963
1252 * tree-cfg.c (touched_switch_bbs): New static variable.
1253 (group_case_labels_stmt): New function broken out from ...
1254 (group_case_labels): ... here, use the above.
1255 (start_recording_case_labels): Allocate touched_switch_bbs.
1256 (end_recording_case_labels): Deallocate it, call
1257 group_case_labels_stmt.
1258 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1260 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1262 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1265 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1267 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1269 2010-04-13 Jan Hubicka <jh@suse.cz>
1271 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1272 of optimized out static functions.
1273 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1274 cost computation. Also sanity check for overflows.
1275 (update_caller_keys): Update cgraph_edge_badness call; properly
1276 update fibheap and sanity check that it is up to date.
1277 (add_new_edges_to_heap): Update cgraph_edge_badness.
1278 (cgraph_decide_inlining_of_small_function): Likewise;
1279 add sanity checking that badness in heap is up to date;
1280 improve dumping of reason; Update badness of calls to the
1281 offline copy of function currently inlined; dump badness
1282 of functions not inlined because of unit growth limits.
1284 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1287 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1288 because of sign-extension change when converting to sizetype here...
1289 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1291 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1292 the folding to constants. Remove redundant final conversion.
1293 (fold_binary) <associate>: Do not associate if the re-association of
1294 constants alone overflows.
1295 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1296 to the end of the list.
1297 (multiple_of_p) <COND_EXPR>: New case.
1299 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1301 * opt-functions.awk (opt_sanitized_name): New.
1303 * optc-gen.awk: Use it
1304 * opth-gen.awk: Use it.
1306 2010-04-13 Martin Jambor <mjambor@suse.cz>
1308 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1309 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1310 children. Call replace_uses_with_default_def_ssa_name to handle
1313 2010-04-13 Michael Matz <matz@suse.de>
1316 * builtins.c (expand_builtin_interclass_mathfn): Also create
1317 a register if the predicate doesn't match.
1319 2010-04-13 Diego Novillo <dnovillo@google.com>
1321 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1322 * c-pch.c: Include timevar.h.
1323 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1324 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1325 * ggc-common.c: Include timevar.h.
1326 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1327 * timevar.def (TV_PCH_SAVE): Define.
1328 (TV_PCH_CPP_SAVE): Define.
1329 (TV_PCH_PTR_REALLOC): Define.
1330 (TV_PCH_PTR_SORT): Define.
1331 (TV_PCH_RESTORE): Define.
1332 (TV_PCH_CPP_RESTORE): Define.
1334 2010-04-13 Michael Matz <matz@suse.de>
1336 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1338 (can_reassociate_p): New function.
1339 (break_up_subtract_bb, reassociate_bb): Use it.
1341 2010-04-13 Richard Guenther <rguenther@suse.de>
1344 * builtins.c (c_readstr): Fix assert.
1346 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1348 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1349 when generating cltd insn.
1351 (*ashl<mode>3_1): Remove special handling for register operand 2.
1352 (*ashlsi3_1_zext): Ditto.
1353 (*ashlhi3_1): Ditto.
1354 (*ashlhi3_1_lea): Ditto.
1355 (*ashlqi3_1): Ditto.
1356 (*ashlqi3_1_lea): Ditto.
1357 (*<shiftrt_insn><mode>3_1): Ditto.
1358 (*<shiftrt_insn>si3_1_zext): Ditto.
1359 (*<shiftrt_insn>qi3_1_slp): Ditto.
1360 (*<rotate_insn><mode>3_1): Ditto.
1361 (*<rotate_insn>si3_1_zext): Ditto.
1362 (*<rotate_insn>qi3_1_slp): Ditto.
1364 2010-04-13 Richard Guenther <rguenther@suse.de>
1366 * tree-ssa-structalias.c (callused_id): Remove.
1367 (call_stmt_vars): New.
1368 (get_call_vi): Likewise.
1369 (lookup_call_use_vi): Likewise.
1370 (lookup_call_clobber_vi): Likewise.
1371 (get_call_use_vi): Likewise.
1372 (get_call_clobber_vi): Likewise.
1373 (make_transitive_closure_constraints): Likewise.
1374 (handle_const_call): Adjust to do per-call call-used handling.
1375 (handle_pure_call): Likewise.
1376 (find_what_var_points_to): Remove general callused handling.
1377 (init_base_vars): Likewise.
1378 (init_alias_vars): Initialize call_stmt_vars.
1379 (compute_points_to_sets): Process call-used and call-clobbered
1380 vars for call statements.
1381 (delete_points_to_sets): Free call_stmt_vars.
1383 2010-04-13 Richard Guenther <rguenther@suse.de>
1385 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1386 Only add RW dependence for dependence distance zero.
1387 Adjust maximal vectorization factor according to dependences.
1388 Move alignment handling ...
1389 (vect_find_same_alignment_drs): ... here. New function.
1390 (vect_analyze_data_ref_dependences): Adjust.
1391 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1392 (vect_analyze_data_refs): Adjust minimal vectorization factor
1393 according to data references.
1394 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1395 dependences before determining the vectorization factor.
1396 Analyze alignment after determining the vectorization factor.
1397 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1398 dependences before alignment.
1399 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1401 (vect_analyze_data_refs): Likewise.
1402 (MAX_VECTORIZATION_FACTOR): New define.
1404 2010-04-13 Duncan Sands <baldrick@free.fr>
1406 * except.h (lang_eh_type_covers): Remove.
1407 * except.c (lang_eh_type_covers): Likewise.
1409 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1410 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1412 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1413 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1414 UNITS_PER_LONG where it is ABI relevant.
1415 (s390_return_addr_rtx): Likewise.
1416 (s390_back_chain_rtx): Likewise.
1417 (s390_frame_area): Likewise.
1418 (s390_frame_info): Likewise.
1419 (s390_initial_elimination_offset): Likewise.
1420 (save_gprs): Likewise.
1421 (s390_emit_prologue): Likewise.
1422 (s390_emit_epilogue): Likewise.
1423 (s390_function_arg_advance): Likewise.
1424 (s390_function_arg): Likewise.
1425 (s390_va_start): Likewise.
1426 (s390_gimplify_va_arg): Likewise.
1427 (s390_function_profiler): Likewise.
1428 (s390_optimize_prologue): Likewise.
1429 (s390_rtx_costs): Likewise.
1430 (s390_secondary_reload): Likewise.
1431 (s390_promote_function_mode): Likewise.
1432 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1433 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1434 registers available.
1435 (s390_unwind_word_mode): New function.
1436 (s390_function_value): Split 64 bit values into register pair if
1437 used as return value.
1438 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1439 function call parameters. Handle parallels.
1440 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1441 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1442 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1443 (s390_expand_setmem): Remove unused variable src_addr.
1444 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1445 deal with 64 bit registers.
1446 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1447 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1448 (UNITS_PER_LONG): New macro.
1449 * libjava/include/s390-signal.h: Define extended ucontext
1450 structure containing the upper halfs of the 64 bit registers.
1452 2010-04-13 Simon Baldwin <simonb@google.com>
1454 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1456 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1458 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1459 rvalue on the RHS if the LHS is of a non-renamable type.
1460 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1462 2010-04-13 Matthias Klose <doko@ubuntu.com>
1464 * gcc.c (cc1_options): Handle -iplugindir before processing
1465 the cc1 spec. Only add -iplugindir once.
1466 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1468 * common.opt (iplugindir): Remove `Separate' property, initialize.
1469 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1471 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1472 (distclean): Remove plugin dir.
1473 * doc/invoke.texi: Document -iplugindir.
1475 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1477 * doc/plugins.texi (Loading Plugins): Document short
1478 -fplugin=foo option.
1479 (Plugin API): Mention default_plugin_dir_name function.
1481 * gcc.c (find_file_spec_function): Add new declaration.
1482 (static_spec_func): Use it for "find-file".
1483 (find_file_spec_function): Add new function.
1484 (cc1_options): Add -iplugindir option if -fplugin* options found.
1486 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1488 * plugin.c (add_new_plugin): Updated comment, and handle short
1490 (default_plugin_dir_name): Added new function.
1492 * common.opt (iplugindir): New option to set the plugin directory.
1494 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1496 * config/i386/i386.md (any_rotate): New code iterator.
1497 (rotate_insn): New code attribute.
1499 (SWIM124): New mode iterator.
1500 (<rotate_insn>ti3): New expander.
1501 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1502 any_rotate code iterator.
1503 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1504 using any_rotate code iterator and SWIM124 mode iterator.
1505 (ix86_rotlti3): New insn_and_split pattern.
1506 (ix86_rotrti3): Ditto.
1507 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1508 ix86_rotl{di,ti}3 patterns.
1509 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1510 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1511 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1512 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1513 code iterator and SWI mode iterator.
1514 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1515 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1517 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1518 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1519 (bswap rotatert splitter): Add splitter.
1520 (bswap splitter): Macroize splitter using any_rotate code iterator.
1521 Add insn predicate to split only for TARGET_USE_XCHGB or when
1522 optimizing function for size.
1524 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1526 * config/pa/pa.c (emit_move_sequence): Remove use of
1527 deleted variable flag_argument_noalias.
1529 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1531 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1533 Add to unsupported targets list.
1534 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1535 sparc*-sun-solaris2.[567]* from target lists.
1536 * configure: Regenerate.
1537 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1539 Remove Solaris 7 patch references.
1540 (Specific, sparc-sun-solaris2.7): Removed.
1541 (sparc-sun-solaris2*): Update Solaris 7 example.
1542 (sparc64-*-solaris2*): Likewise.
1544 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1546 * config.build (alpha*-dec-osf4*): Remove.
1547 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1548 of obsolete configurations.
1549 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1551 * config/alpha/t-osf4: Renamed to ...
1552 * config/alpha/t-osf5: ... this.
1553 * config/alpha/osf.h: Renamed to ...
1554 * config/alpha/osf5.h: ... this.
1555 Merged old osf5.h contents.
1557 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1558 (EXTRA_SPECS): Removed.
1559 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1560 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1563 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1565 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1567 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1570 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1571 __thiscall convention.
1573 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1575 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1577 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1579 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1581 * function.c (assign_parms_initialize_all): Add unused attribute
1584 2010-04-12 Richard Guenther <rguenther@suse.de>
1586 * gsstruct.def (GSS_CALL): New.
1587 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1588 * gimple.h: Include tree-ssa-alias.h.
1589 (struct gimple_statement_call): New.
1590 (union gimple_statement_struct_d): Add gimple_call member.
1591 (gimple_call_reset_alias_info): Declare.
1592 (gimple_call_use_set): New function.
1593 (gimple_call_clobber_set): Likewise.
1594 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1595 * gimple.c (gimple_call_reset_alias_info): New function.
1596 (gimple_build_call_1): Call it.
1597 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1598 * tree-inline.c (remap_gimple_stmt): Likewise.
1599 (expand_call_inline): Remove callused handling.
1600 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1601 * tree-dfa.c (dump_variable): Likewise.
1602 * tree-parloops.c (parallelize_loops): Likewise.
1603 * tree-ssa.c (init_tree_ssa): Likewise.
1604 (delete_tree_ssa): Likewise.
1605 * tree-flow-inline.h (is_call_used): Remove.
1606 * tree-flow.h (struct gimple_df): Remove callused member.
1607 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1608 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1609 (ref_maybe_used_by_call_p_1): Simplify.
1610 (call_may_clobber_ref_p_1): Likewise.
1611 * tree-ssa-structalias.c (compute_points_to_sets): Set
1612 the call stmt used and clobbered sets.
1613 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1614 (find_tail_calls): Verify the tail call.
1616 2010-04-12 Richard Guenther <rguenther@suse.de>
1618 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1619 single-iteration always-inline inlining.
1620 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1621 (cgraph_decide_inlining): Do not handle always-inline specially.
1622 (try_inline): Remove always-inline cycle detection special case.
1623 Do not recurse on always-inlines.
1624 (cgraph_early_inlining): Do not iterate if not optimizing.
1625 (cgraph_gate_early_inlining): remove.
1626 (pass_early_inline): Run unconditionally.
1627 (gate_cgraph_decide_inlining): New function.
1628 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1629 not inlining or optimizing.
1630 (cgraph_decide_inlining_of_small_functions): Also consider
1631 always-inline functions.
1632 (cgraph_default_inline_p): Return true for nodes which should
1633 disregard inline limits.
1634 (estimate_function_body_sizes): Assume zero size and time for
1635 nodes which are marked as disregarding inline limits.
1636 (cgraph_decide_recursive_inlining): Do not perform recursive
1637 inlining on always-inline nodes.
1639 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1642 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1643 for exprs satisfying handled_component_p.
1645 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1647 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1648 non-constant aggregate elements.
1650 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1651 is a real initialization.
1653 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1656 * c-decl.c (start_function): Move forward check for nested function.
1658 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1660 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1661 * config/sh/sh.c: Include reload.h.
1662 (sh_legitimize_reload_address): New.
1663 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1664 sh_legitimize_reload_address.
1666 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1668 * config/sh/sh.md (*movqi_pop): New insn pattern.
1669 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1671 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1673 * config/i386/i386.md (any_shiftrt): New code iterator.
1674 (shiftrt_insn): New code attribute.
1676 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1677 using any_shiftrt code iterator.
1678 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1679 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1680 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1681 pattern from corresponding peephole2 patterns.
1682 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1683 using any_shiftrt code iterator.
1684 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1685 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1686 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1687 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1688 *{ashr,lshr}<mode>3_cmp_zext.
1689 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1691 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1693 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1695 (*lshr<mode>3_cconly): Ditto.
1697 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1699 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1700 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1701 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1702 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1704 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1705 from corresponding peephole2 patterns.
1706 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1707 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1708 and *lshrdi3_1_rex64 using SWI mode iterator.
1709 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1710 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1711 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1712 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1713 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1714 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1715 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1716 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1717 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1720 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1722 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1723 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1724 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1725 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1727 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1728 from corresponding peephole2 patterns.
1729 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1730 (ashrsi3_cvt): Rename from ashrsi3_31.
1731 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1732 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1733 and x86_64_shift_adj_3 using SWI48 mode iterator.
1734 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1735 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1736 and *ashrdi3_1_rex64 using SWI mode iterator.
1737 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1738 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1739 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1740 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1741 and *ashrdi3_cmp_rex64 using SWI mode iterator.
1742 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1743 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1744 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1745 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1747 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1748 * config/i386/i386.c (ix86_split_ashr): Update for renamed
1749 x86_shift<mode>_adj_3 expanders.
1751 2010-04-10 Wei Guozhi <carrot@google.com>
1754 * config/arm/arm.c (arm_pic_static_addr): New function.
1755 (legitimize_pic_address): Call arm_pic_static_addr when it detects
1757 (arm_output_addr_const_extra): Output expression for new pattern.
1758 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1760 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
1762 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1765 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1766 * web.c: Include "insn-config.h" and "recog.h".
1767 (union_match_dups): New function.
1768 (web_main): Call it.
1769 (union_defs): Don't try to recognize match_dups.
1771 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1772 if doing so would replace the entire pattern.
1774 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1778 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1779 and splitter pattern. Change splitter operand 1 predicate to
1782 2010-04-09 Martin Jambor <mjambor@suse.cz>
1784 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1785 lattices are addresses of CONST_DECLs with the same initial value.
1786 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1787 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1789 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1790 Bernd Schmidt <bernds@codesourcery.com>
1792 * loop-invariant.c (replace_uses): New static function.
1793 (move_invariant_reg): Use it to ensure we can replace the uses.
1795 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1797 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1799 (picochip_override_options): Enable section anchors only above -O1.
1800 (picochip_reorg): Fixed a couple of build warnings.
1802 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1804 * configure.ac (plugin -rdynamic test): Log result.
1805 * configure: Regenerate.
1806 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1807 (RDYNAMIC_SPEC): Define.
1808 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1810 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1812 * configure.ac: Determine Sun ld version numbers.
1813 (comdat_group): Restrict GNU ld version checks to gld.
1814 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1815 (enable_comdat): Support --enable-comdat.
1816 * configure: Regenerate.
1817 * doc/install.texi (Configuration): Document --enable-comdat.
1819 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1821 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1822 * config/sol2-gld.h: ... here.
1823 * config.gcc (sparc*-*-solaris2*): Reflect this.
1824 (i[34567]86-*-solaris2*): Use it.
1826 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1828 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1830 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1832 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1835 * diagnostic.c (diagnostic_initialize): Initialize
1836 some_warnings_are_errors.
1837 (diagnostic_finish): New.
1838 (diagnostic_action_after_output): Call it before exiting.
1839 (diagnostic_report_diagnostic): Do not print message here. Set
1840 some_warnings_are_errors.
1841 * diagnostic.h (diagnostic_context): Delete
1842 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1843 (diagnostic_finish): Declare.
1844 * toplev.c (toplev_main): Call it before exit.
1846 2010-04-09 Jason Merrill <jason@redhat.com>
1849 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1850 for incomplete type.
1853 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1854 based on a warning flag.
1856 2010-04-09 Richard Guenther <rguenther@suse.de>
1858 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1860 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1863 * varasm.c (default_assemble_visibility): Wrap vars that are
1864 set, but unused, by targets without GAS.
1865 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1866 Remove set, but unused, vars.
1867 (rs6000_legitimize_tls_address): Likewise.
1868 (altivec_expand_dst_builtin): Likewise.
1869 * config/darwin.c (machopic_classify_symbol): Likewise.
1870 (machopic_indirection_name): Likewise.
1872 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1874 * config/i386/i386.md (DWI): New mode iterator.
1875 (S): New mode attribute.
1876 (shift_operand): Ditto.
1877 (shift_immediate_operand): Ditto.
1878 (ashl_input_operand): Ditto.
1879 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1880 using SDWIM mode iterator.
1881 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1882 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1884 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1885 from corresponding peephole2 patterns.
1886 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1887 and x86_64_shift_adj_1 using SWI48 mode iterator.
1888 (x86_shift<mode>_adj_2): Ditto.
1889 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1890 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1891 using SWI48 mode iterator.
1892 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1893 *ashldi3_cmp_rex64 using SWI mode iterator.
1894 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1895 *ashldi3_cconly_rex64 using SWI mode iterator.
1896 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1897 x86_shift<mode>_adj_{1,2}.
1898 (ix86_split_ashr): Ditto.
1899 (ix86_split_lshr): Ditto.
1901 2010-04-09 Richard Guenther <rguenther@suse.de>
1903 * target.h (builtin_conversion): Pass in input and output types.
1904 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1905 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1906 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1907 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1909 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1911 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1913 2010-04-09 Richard Guenther <rguenther@suse.de>
1916 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1918 2010-04-09 Richard Guenther <rguenther@suse.de>
1920 * tree-vectorizer.h (struct _stmt_vec_info): Document
1921 that vectype is the type of the LHS.
1922 (supportable_widening_operation, supportable_narrowing_operation):
1923 Get both input and output vector types as arguments.
1924 (vect_is_simple_use_1): Declare.
1925 (get_same_sized_vectype): Likewise.
1926 * tree-vect-loop.c (vect_determine_vectorization_factor):
1927 Set STMT_VINFO_VECTYPE to the vector type of the def.
1928 (vectorizable_reduction): Adjust.
1929 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1930 Adjust. Specify the output vector type.
1931 (vect_pattern_recog_1): Adjust.
1932 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1933 (vectorizable_call): Adjust.
1934 (vectorizable_conversion): Likewise.
1935 (vectorizable_operation): Likewise.
1936 (vectorizable_type_demotion): Likewise.
1937 (vectorizable_type_promotion): Likewise.
1938 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1940 (vect_is_simple_use_1): New function.
1941 (supportable_widening_operation): Get both input and output
1943 (supportable_narrowing_operation): Likewise.
1944 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1946 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1948 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1949 __thiscall and _thiscall as predefined macros.
1950 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1951 thiscall attribute handling.
1952 (ix86_comp_type_attributes): Likewise.
1953 (ix86_function_regparm): Likewise.
1954 (ix86_return_pops_args): Likewise.
1955 (init_cumulative_args): Likewise.
1956 (find_drap_reg): Likewise.
1957 (ix86_static_chain): Likewise.
1958 (x86_this_parameter): Likewise.
1959 (x86_output_mi_thunk): Likewise.
1960 (ix86_attribute_table): Add description for thiscall attribute.
1961 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1962 * doc/extend.texi: Add documentation for thiscall.
1964 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1967 * c.opt (Wint-to-pointer-cast): Available in C++.
1968 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1970 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1972 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1973 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1974 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1975 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1976 function type instead. Reorder and simplify checks.
1978 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1980 2010-04-08 Jing Yu <jingyu@google.com>
1981 Zdenek Dvorak <ook@ucw.cz>
1983 PR tree-optimization/42720
1984 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1985 loop unswitch conditions here from ...
1986 (tree_unswitch_single_loop): ... here.
1988 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1990 * tree-if-conv.c: Fix comments and simplify logic.
1992 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1994 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1995 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1996 (main_tree_if_conversion): Update call to tree_if_conversion.
1998 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2001 * doc/invoke.texi (-b,-V): Delete.
2002 * doc/tm.texi: Do not mention -b.
2003 * gcc.c (display_help): Delete -b and -V.
2004 (process_command): Delete -b and -V.
2005 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
2007 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
2008 Wolfgang Gellerich <gellerich@de.ibm.com>
2010 Implement target hook for loop unrolling
2011 * target.h (loop_unroll_adjust): Add a new target hook function.
2012 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
2013 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
2014 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
2015 (s390_loop_unroll_adjust): Implement the new target hook for s390.
2016 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
2018 (decide_unroll_stupid): Likewise.
2020 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2023 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
2025 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2027 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
2028 (Specific, *-*-solaris2*): Likewise.
2029 Don't prefer Sun as over GNU as.
2031 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
2033 * config/s390/s390.c (override_options): Adjust the z10
2034 defaults for max-unroll-times, max-completely-peeled-insns
2035 and max-completely-peel-times.
2037 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2039 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
2040 instructions for z10.
2041 (s390_expand_setmem): Likewise.
2042 (s390_expand_cmpmem): Likewise.
2044 2010-04-08 Richard Guenther <rguenther@suse.de>
2046 PR tree-optimization/43679
2047 * tree-ssa-pre.c (eliminate): Only propagate copies.
2049 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2052 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
2053 set but not used variable warning.
2055 2010-04-08 Wei Guozhi <carrot@google.com>
2058 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
2059 (arm_size_rtx_costs): Call the new function when optimized for size.
2061 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2064 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
2065 op0 is not a MEM, just return NULL instead of assertion
2067 (discover_nonconstant_array_refs): Don't walk debug stmts.
2069 2010-04-08 Doug Kwan <dougkwan@google.com>
2071 * configure.ac: Recognize gold and do not use its version number
2072 to test ld features.
2073 * configure: Regenerate.
2075 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
2078 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
2079 (negate_value): Move code to push elements to broken_up_substracts ...
2080 (eliminate_plus_minus_pair): ... here. Push operands that have no
2081 negative pair to plus_negates.
2082 (repropagate_negates, init_reassoc, fini_reassoc): Update.
2084 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2086 * doc/install.texi (Configuration): Move description of
2087 --enable-lto, --with-libelf*, --enable-gold from Java section to
2090 * doc/generic.texi (Working with declarations)
2091 (Function Properties, C and C++ Trees): Fix typos.
2092 * doc/sourcebuild.texi (Top Level): Likewise.
2094 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2097 * tree.h (DECL_READ_P): Define.
2098 (struct tree_decl_common): Add decl_read_flag.
2099 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
2100 a set but not used warning.
2101 (merge_decls): Merge DECL_READ_P flag.
2102 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
2103 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
2104 * c-common.c (handle_used_attribute, handle_unused_attribute):
2106 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
2108 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
2110 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
2111 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
2112 c_parser_binary_expression, c_parser_cast_expression,
2113 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
2114 Call default_function_array_read_conversion instead of
2115 default_function_array_conversion where needed.
2116 (c_parser_unary_expression, c_parser_conditional_expression,
2117 c_parser_postfix_expression_after_primary, c_parser_initelt):
2118 Likewise. Call mark_exp_read where needed.
2119 (c_parser_statement_after_labels, c_parser_asm_operands,
2120 c_parser_typeof_specifier, c_parser_sizeof_expression,
2121 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
2123 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
2125 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
2126 (warn_unused_but_set_parameter): Default to warn_unused
2128 * doc/invoke.texi: Document -Wunused-but-set-variable and
2129 -Wunused-but-set-parameter.
2131 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
2132 used count variable.
2133 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
2134 when operandN variables aren't used in the body of the expander
2136 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
2137 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
2138 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
2139 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
2140 FOR_EACH_IMM_USE_ON_STMT): Likewise.
2141 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
2142 * tree.c (PROCESS_ARG): Likewise.
2144 2010-04-07 Simon Baldwin <simonb@google.com>
2146 * diagnostic.h (diagnostic_override_option_index): New macro to
2147 set a diagnostic's option_index.
2148 * c-tree.h (c_cpp_error): Add warning reason argument.
2149 * opts.c (_warning_as_error_callback): New.
2150 (register_warning_as_error_callback): Store callback for
2151 warnings enabled via enable_warning_as_error.
2152 (enable_warning_as_error): Call callback, minor code tidy.
2153 * opts.h (register_warning_as_error_callback): Declare.
2154 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
2155 response to -Werror=.
2156 (c_common_init_options): Register warning_as_error_callback in opts.c.
2157 * common.opt: Add -Wno-cpp option.
2158 * c-common.c (struct reason_option_codes_t): Map cpp warning
2159 reason codes to gcc option indexes.
2160 * (c_option_controlling_cpp_error): New function, lookup the gcc
2161 option index for a cpp warning reason code.
2162 * (c_cpp_error): Add warning reason argument, call
2163 c_option_controlling_cpp_error for diagnostic_override_option_index.
2164 * doc/invoke.texi: Document -Wno-cpp.
2166 2010-04-07 Richard Guenther <rguenther@suse.de>
2168 * ipa-reference.c (mark_load): Use get_base_address.
2169 (mark_store): Likewise.
2171 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
2172 inserting GIMPLE_NOPs into the IL.
2173 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2174 Explicitly strip handled components and indirect references.
2176 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
2177 folding address expressions.
2178 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
2179 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
2180 operand_equal_p to compare decls.
2181 (ptr_deref_may_alias_decl_p): Likewise.
2182 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
2183 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
2184 Handle reversed comparison ops.
2185 * tree-sra.c (asm_visit_addr): Use get_base_address.
2186 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
2187 * ipa-reference.c (mark_address): Use get_base_address.
2189 2010-04-07 Richard Guenther <rguenther@suse.de>
2191 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2192 Propagate constants everywhere.
2194 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2197 * tree.c (MAX_INT_CACHED_PREC): Define.
2198 (nonstandard_integer_type_cache): New array.
2199 (build_nonstandard_integer_type): Cache results for precision
2200 <= MAX_INT_CACHED_PREC.
2202 2010-04-07 Richard Guenther <rguenther@suse.de>
2204 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2205 -fargument-noalias-global, -fargument-noalias-anything): Remove.
2206 * common.opt: Likewise.
2207 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2208 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2209 (nonoverlapping_memrefs_p): Likewise.
2210 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2211 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2212 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2213 OPT_fargument_noalias_global for backward compatibility.
2215 2010-04-07 Richard Guenther <rguenther@suse.de>
2217 PR tree-optimization/43270
2218 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2219 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2220 * tree-ssa-pre.c (phi_translate_1): Adjust.
2221 (fully_constant_expression): Split out vn_reference handling to ...
2222 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2223 Fold reads from constant strings.
2224 (vn_reference_lookup): Handle fully constant references.
2225 (vn_reference_lookup_pieces): Likewise.
2226 * Makefile.in (expmed.o-warn): Add -Wno-error.
2228 2010-04-07 Martin Jambor <mjambor@suse.cz>
2230 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2232 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2235 * gcc.c: Add -static-libstdc++ to list of recognized options.
2237 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2239 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2241 2010-04-07 Richard Guenther <rguenther@suse.de>
2244 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2245 bases build simple mem attributes to retain points-to information.
2247 2010-04-07 Richard Guenther <rguenther@suse.de>
2250 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2251 preserve points-to related information.
2253 2010-04-07 Richard Guenther <rguenther@suse.de>
2256 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2257 discard plain indirect references.
2258 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2259 * tree.c (tree_nop_conversion): Likewise.
2261 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2264 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2266 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2268 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2269 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2271 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2273 * tree-if-conv.c: Fix indentation and comments.
2275 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2277 * tree-if-conv.c: Sort static functions in topological order.
2279 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2281 * tree-if-conv.c: Fix indentation and comments.
2283 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2286 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2287 lang_hooks.types.type_for_size instead of
2288 build_nonstandard_integer_type.
2289 When converting an unsigned type to signed, double its precision.
2290 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2291 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2292 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2295 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2298 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2299 POINTER_PLUS_EXPR for pointer types.
2301 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2304 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2305 * graphite-clast-to-gimple.c: Include langhooks.h.
2306 (max_signed_precision_type): New.
2307 (max_precision_type): Takes two types as arguments.
2308 (precision_for_value): New.
2309 (precision_for_interval): New.
2310 (gcc_type_for_interval): New.
2311 (gcc_type_for_value): New.
2312 (gcc_type_for_clast_term): New.
2313 (gcc_type_for_clast_red): New.
2314 (gcc_type_for_clast_bin): New.
2315 (gcc_type_for_clast_expr): Split up into several functions.
2316 (gcc_type_for_clast_eq): Rewritten.
2317 (compute_bounds_for_level): New.
2318 (compute_type_for_level_1): New.
2319 (compute_type_for_level): New.
2320 (gcc_type_for_cloog_iv): Removed.
2321 (gcc_type_for_iv_of_clast_loop): Rewritten.
2322 (graphite_create_new_loop): Compute the lower and upper bound types
2323 with gcc_type_for_clast_expr.
2324 (graphite_create_new_loop_guard): Same.
2325 (find_cloog_iv_in_expr): Removed.
2326 (compute_cloog_iv_types_1): Removed.
2327 (compute_cloog_iv_types): Removed.
2328 (gloog): Do not call compute_cloog_iv_types.
2329 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2331 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2332 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2333 (GBB_CLOOG_IV_TYPES): Removed.
2335 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2337 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2338 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2339 (detect_commutative_reduction): Same.
2341 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2343 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2344 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2346 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2347 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2348 (rewrite_commutative_reductions_out_of_ssa): Same.
2349 * passes.c (execute_function_todo): Call verify_ssa for every pass
2350 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2351 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2352 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2353 with an extra argument.
2354 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2355 verify_ssa only when the extra argument is true.
2356 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2357 with an extra argument.
2358 (tree_transform_and_unroll_loop): Same.
2360 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2362 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2363 for all the passes of the LNO having LOOP_CLOSED_SSA.
2364 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2365 * tree-loop-distribution.c (pass_loop_distribution): Same.
2366 * tree-pass.h (TODO_verify_loops): Removed.
2367 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2369 (pass_tree_unswitch): Same.
2370 (pass_predcom): Same.
2371 (pass_vectorize): Same.
2372 (pass_linear_transform): Same.
2373 (pass_graphite_transforms): Same.
2374 (pass_iv_canon): Same.
2375 (pass_complete_unroll): Same.
2376 (pass_complete_unrolli): Same.
2377 (pass_parallelize_loops): Same.
2378 (pass_loop_prefetch): Same.
2379 (pass_iv_optimize): Same.
2381 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2384 * passes.c (init_optimization_passes): Move pass_lim before
2385 pass_copy_prop and pass_dce_loop.
2387 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2390 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2391 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2392 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2393 MULTI_* defines for 4 argument vpermil2p* builtins.
2395 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2397 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2398 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2399 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2400 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2401 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2402 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2403 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2404 Use x86_maybe_negate_const_int to output insn mnemonic.
2405 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2406 check from instruction predicate. Update comments.
2407 * config/i386/sync.md (sync_add<mode>): Use
2408 x86_maybe_negate_const_int to output insn mnemonic.
2410 2010-04-06 Jan Hubicka <jh@suse.cz>
2412 PR tree-optimization/42906
2413 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2414 IGNORE_SELF argument. Set visited_control_parents for fully
2416 (find_obviously_necessary_stmts): Update call of
2417 mark_control_dependent_edges_necessary.
2418 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2420 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2422 * config/i386/i386.md: Remove comment about 'e' and 'E'
2425 2010-04-06 Richard Guenther <rguenther@suse.de>
2427 PR tree-optimization/43627
2428 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2429 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2432 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2434 * BASE-VER: Change to 4.6.0.
2437 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2440 2010-04-06 Richard Guenther <rguenther@suse.de>
2443 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2445 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2447 * doc/invoke.texi (Optimize Options): Document that LTO
2448 won't remove object access purely due to incompatible
2451 2010-04-04 Matthias Klose <doko@ubuntu.com>
2453 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2454 Initialize variable.
2456 2010-04-03 Richard Guenther <rguenther@suse.de>
2459 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2460 require a non-NULL MEM_OFFSET.
2462 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2464 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2465 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2466 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2467 config/alpha/predicates.md, config/arm/arm.md,
2468 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2469 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2470 config/darwin9.h, config/darwin.c, config/darwin.h,
2471 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2472 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2473 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2474 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2475 config/mips/mips.md, config/mn10300/mn10300.c,
2476 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2477 config/rs6000/aix.h, config/rs6000/dfp.md,
2478 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2479 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2480 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2481 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2482 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2483 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2484 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2485 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2486 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2487 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2488 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2489 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2490 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2491 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2492 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2493 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2494 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2495 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2496 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2497 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2498 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2499 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2500 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2501 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2502 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2503 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2504 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2505 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2506 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2507 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2508 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2509 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2510 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2511 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2512 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2513 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2515 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2518 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2519 * aclocal.m4: Regenerate.
2521 2010-04-02 Richard Guenther <rguenther@suse.de>
2523 PR tree-optimization/43629
2524 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2525 if we have seen a constant value.
2527 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2529 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2531 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2534 * arm.c (legitimize_tls_address): Adjust call to
2535 gen_tls_load_dot_plus_four.
2536 (arm_note_pic_base): New function.
2537 (arm_cannot_copy_insn_p): Use it.
2538 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2541 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2546 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2548 * Makefile.in ($(out_object_file)): Depend on
2549 gt-$(basename $(notdir $(out_file))).h.
2551 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2553 * config.gcc (lm32-*-rtems*): Add t-lm32.
2555 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2557 * config.gcc: Add lm32-*-rtems*.
2558 * config/lm32/rtems.h: New file.
2560 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2563 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2565 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2567 * dwarf2out.c (output_compilation_unit_header): For
2568 -gdwarf-4 use version 4 instead of version 3.
2569 (output_line_info): For version 4 and above emit additional
2570 maximum ops per insn header field.
2571 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2573 * dwarf2out.c (is_c_family, is_java): Remove.
2574 (lower_bound_default): New function.
2575 (add_bound_info, gen_descr_array_type_die): Use it.
2577 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2580 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2581 re-declaration when it happens in a function.
2583 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2585 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2586 (cgraph_remove_function_insertion_hook): Same.
2587 (cgraph_call_function_insertion_hooks): Same.
2589 2010-04-01 Richard Guenther <rguenther@suse.de>
2592 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2593 and TREE_THIS_VOLATILE.
2594 (copy_ref_info): Likewise.
2595 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2596 * tree.c (build6_stat): Ignore side-effects of all but arg5
2597 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2600 2010-04-01 Richard Guenther <rguenther@suse.de>
2602 PR tree-optimization/43607
2603 * ipa-type-escape.c (check_call): Do not access non-existing
2606 2010-04-01 Richard Guenther <rguenther@suse.de>
2610 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2611 Jack Howarth <howarth@bromo.med.uc.edu>
2613 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2616 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2618 * doc/install.texi (Prerequisites): Document libelf usability on
2619 IRIX 5/6 and Solaris 2.
2620 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2621 Update GNU as, GNU ld requirements.
2622 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2623 Document Sun Studio compiler download.
2624 Update and simplify as, ld recommendations.
2625 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2627 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2629 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2630 with_tune_32 to pentium4.
2632 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2634 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2636 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2638 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2639 obsoletion, removal.
2641 Document GNU as requirement.
2642 Update configure requirements.
2643 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2644 Recomment IRIX 6.5.18+.
2645 Document IDF/IDL requirement.
2646 Document GNU as requirement.
2647 Document GNU ld bootstrap failure.
2648 Remove freeware.sgi.com reference.
2650 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2652 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2653 UNIX V4.0, V5.0 obsoletion, removal.
2654 Remove --with-gc=simple reference.
2655 Update VM requirements during bootstrap.
2656 Remove -oldas bootstrap description.
2657 Update binutils reference.
2658 Remove comparison failure note.
2660 2010-03-31 Richard Guenther <rguenther@suse.de>
2661 Zdenek Dvorak <ook@ucw.cz>
2662 Sebastian Pop <sebastian.pop@amd.com>
2665 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2666 with multiple arguments.
2667 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2669 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2671 * graphite-dependences.c (print_pddr): Call print_pdr with an
2673 * graphite-poly.c (debug_pdr): Add an extra argument for the
2676 (print_pbb_domain): Same.
2678 (print_scop_context): Same.
2680 (print_cloog): Same.
2681 (debug_pbb_domain): Same.
2685 (debug_scop_context): Same.
2687 (debug_cloog): Same.
2688 (print_scop_params): Same.
2689 (debug_scop_params): Same.
2690 (print_iteration_domain): Same.
2691 (print_iteration_domains): Same.
2692 (debug_iteration_domain): Same.
2693 (debug_iteration_domains): Same.
2694 (print_scattering_function): Same.
2695 (print_scattering_functions): Same.
2696 (debug_scattering_function): Same.
2697 (debug_scattering_functions): Same.
2698 * graphite-poly.h (debug_pdr): Update declaration.
2700 (print_pbb_domain): Same.
2702 (print_scop_context): Same.
2704 (print_cloog): Same.
2705 (debug_pbb_domain): Same.
2709 (debug_scop_context): Same.
2711 (debug_cloog): Same.
2712 (print_scop_params): Same.
2713 (debug_scop_params): Same.
2714 (print_iteration_domain): Same.
2715 (print_iteration_domains): Same.
2716 (debug_iteration_domain): Same.
2717 (debug_iteration_domains): Same.
2718 (print_scattering_function): Same.
2719 (print_scattering_functions): Same.
2720 (debug_scattering_function): Same.
2721 (debug_scattering_functions): Same.
2723 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2725 * graphite-poly.c (print_scattering_function_1): New.
2726 (print_scattering_function): Call it.
2727 (print_scop_params): Remove spaces at the end of lines.
2730 * graphite-poly.h (print_cloog): Declared.
2731 (debug_cloog): Declared.
2733 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2735 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2737 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2738 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2739 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2740 to switch between adding the IV bump in loop->latch or in loop->header.
2742 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2744 * graphite-poly.c (print_scattering_function): Pretty print following
2747 (print_pbb_domain): Same.
2748 (dump_gbb_cases): Same.
2749 (dump_gbb_conditions): Same.
2752 (print_scop_params): Same.
2753 (print_scop_context): Same.
2755 (print_pbb_body): New.
2756 (lst_indent_to): New.
2757 (print_lst): Start new lines with a #.
2758 * graphite-poly.h (pbb_bb): New.
2759 (pbb_index): Use pbb_bb.
2760 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2762 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2764 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2766 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2767 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2768 and 0 instead of 1 for dw_val_class_flag.
2769 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2770 dw_val_class_range_list, dw_val_class_loc_list,
2771 dw_val_class_lineptr and dw_val_class_macptr, use
2772 DW_FORM_flag_present for dw_val_class_flag and
2773 DW_FORM_exprloc for dw_val_class_loc.
2774 (output_die): For -gdwarf-4 print dw_val_class_loc
2775 size as uleb128 instead of 1 or 2 bytes and don't print
2776 anything for dw_val_class_flag.
2778 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2779 instead of cselib_lookup following by tweaking locs->setting_insn.
2782 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2783 even before returning from label, setjmp call or volatile asm
2786 2010-03-31 Richard Guenther <rguenther@suse.de>
2789 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2790 temporary data on stack.
2792 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2794 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2795 (PUSHSECTION_ASM_OP): Remove.
2796 (POPSECTION_ASM_OP): Remove.
2797 (PUSHSECTION_FORMAT): Remove.
2798 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2799 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2800 * config/sol2.c (solaris_output_init_fini): Use it.
2802 2010-03-31 Jie Zhang <jie@codesourcery.com>
2805 * opt-functions.awk (var_type_struct): Use signed char type
2806 for simple variables.
2808 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2810 * config/sol2.c: Include output.h.
2811 (solaris_assemble_visibility): New function.
2812 * config/t-sol2 (sol2.o): Add output.h dependency.
2813 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2814 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2817 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2820 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2821 V2SImode or XFmode on PRE_DEC.
2824 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2827 2010-03-31 Jie Zhang <jie@codesourcery.com>
2830 * reload.h (caller_save_initialized_p): Declare.
2831 * toplev.c (backend_init_target): Don't call
2832 init_caller_save but set caller_save_initialized_p to false.
2833 * caller-save.c (caller_save_initialized_p): Define.
2834 (init_caller_save): Check caller_save_initialized_p.
2835 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2837 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2840 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2841 and soft-fp/t-softfp to tmake_file.
2842 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2843 (LIBGCC2_TF_CEXT): Define.
2846 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2849 * cselib.c (n_useless_values): Document handling of debug locs.
2850 (n_useless_debug_values, n_debug_values): New variables.
2851 (new_elt_loc_list): Don't add to debug values, keep count.
2852 (promote_debug_loc): New.
2853 (cselib_reset_table): Zero new variables.
2854 (entry_and_rtx_equal_p): Promote debug locs.
2855 (discard_useless_locs): Increment n_useless_debug_values for
2857 (remove_useless_values): Adjust n_useless_values and n_debug_values
2858 with n_useless_debug_values.
2859 (add_mem_for_addr): Promote debug locs.
2860 (cselib_lookup_mem): Likewise.
2861 (cselib_lookup_addr): Renamed to...
2862 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2863 (cselib_log_lookup): ... this. Turn into...
2864 (cselib_lookup_addr): ... new wrapper.
2865 (cselib_lookup_from_insn): New.
2866 (cselib_invalidate_regno): Increment n_useless_debug_values for
2868 (cselib_invalidate_mem): Likewise.
2869 (cselib_process_insn): Take n_deleted and n_debug_values into
2870 account to guard remove_useless_value call.
2871 (cselib_finish): Zero n_useless_debug_values.
2872 * cselib.h (cselib_lookup_from_insn): Declare.
2873 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2874 (sched_analyze_2): Likewise.
2876 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2878 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2880 (adjust_mems): Replace narrowing SUBREG of expression containing
2881 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2882 with operations in the narrower mode.
2885 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2886 regs_invalidated_by_call instead all call_used_reg_set registers.
2888 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2891 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2892 pointer comparisons with types_compatible_p.
2893 * tree-vect-stmts.c (vectorizable_call): Same.
2894 (vectorizable_condition): Same.
2896 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2898 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2899 stack check if the mask would be zero.
2901 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2902 Jack Howarth <howarth@bromo.med.uc.edu>
2904 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2907 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2910 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2912 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2913 Include ___unordxf2 and ___unordtf2.
2914 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2917 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2919 * config/lm32/t-lm32: New file.
2920 * config.gcc: Use the above file when targetting lm32.
2922 2010-03-28 Duncan Sands <baldrick@free.fr>
2924 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2926 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2929 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2930 Improve vectorization cost model diagnostic.
2932 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2935 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2936 compute_data_dependences_for_loop returns false, early exit
2937 and output an extra diagnostic for the failed data reference
2940 2010-03-29 Richard Guenther <rguenther@suse.de>
2942 PR tree-optimization/43560
2943 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2944 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2946 2010-03-29 Jie Zhang <jie@codesourcery.com>
2949 * toplev.c (process_options): Set optimization_default_node
2950 and optimization_current_node.
2951 * opts.c (decode_options): Don't set optimization_default_node
2952 and optimization_current_node.
2954 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2956 * config/rtems.h: Abandon -qrtems_debug.
2958 2010-03-28 Jan Hubicka <jh@suse.cz>
2960 PR tree-optimization/43505
2961 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2962 map should not be copied.
2964 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2967 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2968 cdtors, set DECL_PRESERVE_P.
2969 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2972 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2974 PR tree-optimization/43528
2975 * stor-layout.c (place_field): Check that constant fits into
2976 unsigned HWI when skipping calculation of MS bitfield layout.
2978 2010-03-27 Jan Hubicka <jh@suse.cz>
2981 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2982 notice_global_symbol work.
2984 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2986 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2987 instead of dwarf2out_decl.
2988 (struct var_loc_node): Remove section_label field.
2989 (dwarf2out_function_decl): New function.
2990 (dwarf2out_var_location): Don't set section_label field.
2991 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2993 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2995 PR tree-optimization/43544
2996 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2997 First argument for builtin vectorized function hook is now a
2998 tree to be able to distinguish between machine specific and
3000 * targhooks.c (default_builtin_vectorized_function): Ditto.
3001 * targhooks.h (default_builtin_vectorized_function): Ditto.
3002 * target.h (struct gcc_target): Ditto.
3003 * tree-vect-stmts.c (vectorizable_function): Ditto.
3004 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
3005 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
3008 2010-03-26 Joseph Myers <joseph@codesourcery.com>
3011 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
3012 nested binding iff it is a FUNCTION_DECL.
3013 (store_parm_decls_newstyle): Pass nested=true to bind for
3014 FUNCTION_DECLs amongst parameters.
3016 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3018 * var-tracking.c (vt_expand_loc_callback): Don't run
3019 cselib_expand_value_rtx_cb in dummy mode if
3020 cselib_dummy_expand_value_rtx_cb returned false.
3022 * var-tracking.c (emit_note_insn_var_location): For one part
3023 notes with offset 0, don't add EXPR_LIST around the location.
3024 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
3025 add_location_or_const_value_attribute): Adjust for that change.
3028 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
3029 into first operand and location into second.
3030 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
3031 dw_cfi_oprnd_loc for DW_CFA_expression.
3032 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
3033 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
3034 assume first argument is regnum and second argument is location.
3036 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3039 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
3040 of scratch register to DImode. Split to DImode comparison operator.
3041 Use SImode subreg of scratch register in the multiplication.
3042 (*cmp_sadd_sidi): Ditto.
3043 (*cmp_ssub_si): Ditto.
3044 (*cmp_ssub_sidi): Ditto.
3046 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3049 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
3050 Remove invalid assert and wrong comment.
3052 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3055 * flags.h (final_insns_dump_p): New extern.
3056 * final.c (final_insns_dump_p): New variable.
3057 (rest_of_clean_state): Set it before -fdump-final-insns=
3058 dumping, clear afterwards.
3059 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
3060 MEM_ALIAS_SET on MEMs.
3062 2010-03-26 David S. Miller <davem@davemloft.net>
3064 * configure.ac: Fix sparc GOTDATA_OP bug check.
3065 * configure: Rebuild.
3067 2010-03-26 Alan Modra <amodra@gmail.com>
3069 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
3071 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3073 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
3074 TLS_SECTION_ASM_FLAG.
3076 2010-03-25 Jakub Jelinek <jakub@redhat.com>
3079 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
3080 Clear first_function_block_is_cold.
3083 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
3084 argument if the argument is truth_value_p.
3086 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3088 * config/rs6000/constraints.md: Update copyright year for my changes.
3091 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
3092 used in reg+reg addressing, swap registers.
3094 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3097 * target.h (struct gcc_target): Add code_end hook.
3098 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
3100 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
3101 * toplev.c (compile_file): Call targetm.asm_out.code_end
3102 hook before unwind info/debug info output.
3103 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
3104 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
3105 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3106 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
3107 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3108 * config/i386/i386.c (ix86_file_end): Renamed to...
3109 (ix86_code_end): ... this. Make static. Don't call
3110 file_end_indicate_exec_stack. Emit unwind info using
3111 final_start_function/final_end_function.
3112 (darwin_x86_file_end): Remove.
3113 (TARGET_ASM_CODE_END): Define.
3114 * config/i386/i386.h (TARGET_ASM_FILE_END,
3115 NEED_INDICATE_EXEC_STACK): Don't define.
3116 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
3117 (TARGET_ASM_FILE_END): Define to darwin_file_end.
3118 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
3119 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
3122 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
3123 at the beginning and final_end_function at the end.
3124 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3126 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3128 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
3129 and Sun as TLS syntax.
3130 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
3131 * configure: Regenerate.
3132 * config.in: Regenerate.
3133 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
3134 (default_elf_asm_named_section): Use it.
3135 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
3136 (i386_output_dwarf_dtprel): Likewise.
3137 (output_addr_const_extra): Likewise.
3138 (output_pic_addr_const): Lowercase @GOTTPOFF.
3139 (output_addr_const_extra): Likewise.
3140 (output_pic_addr_const): Lowercase @GOTNTPOFF.
3141 (output_addr_const_extra): Likewise.
3142 (output_pic_addr_const): Lowercase @INDNTPOFF.
3143 (output_addr_const_extra): Likewise.
3144 (output_pic_addr_const): Lowercase @NTPOFF.
3145 (output_addr_const_extra): Likewise.
3146 (output_pic_addr_const): Lowercase @TPOFF.
3147 (output_addr_const_extra): Likewise.
3148 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
3149 (*tls_global_dynamic_64): Likewise.
3150 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
3151 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
3153 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
3154 (ASM_OUTPUT_TLS_COMMON): Use it.
3155 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
3158 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
3159 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
3160 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
3161 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
3162 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3163 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
3165 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3167 * config/i386/i386.c (override_options): Don't accept
3168 -mtls-dialect=sun any longer.
3169 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
3170 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
3171 (*tls_local_dynamic_base_32_sun): Likewise.
3172 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3174 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3177 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3178 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
3181 * ira.c (adjust_cleared_regs): New function.
3182 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
3186 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
3188 * expr.c (expand_expr_real): Restore previous
3189 curr_insn_source_location and curr_insn_block after
3190 expand_expr_real_1 call.
3191 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
3192 instead of expand_expr_real_1.
3194 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
3196 PR rtl-optimization/43413
3197 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3200 2010-03-22 James E. Wilson <wilson@codesourcery.com>
3203 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3204 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3206 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3208 * config/i386/i386.c (ix86_target_string): Add -mfma.
3209 Fix a typo in comment.
3211 2010-03-22 Mike Stump <mikestump@comcast.net>
3214 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3215 Don't overly align based upon packed packed fields.
3217 2010-03-22 Jason Merrill <jason@redhat.com>
3219 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3220 Use () rather than [], and move before the element type.
3222 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3224 * doc/configfiles.texi (Configuration Files): Removed
3225 fixinc/Makefile*, intl/Makefile.*.
3226 * doc/makefile.texi: Fixed markup. Abstract from version
3227 control system used.
3228 (Makefile): Removed obsolete gcc/java/parse.y example.
3229 * doc/sourcebuild.texi: Likewise.
3230 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3231 libgomp, libssp. Removed fastjar.
3232 (Miscellaneous Docs): Clarify location.
3233 Added COPYING3, COPYING3.LIB.
3234 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3236 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3239 * config/i386/i386.c (x86_function_profiler)
3240 [!NO_PROFILE_COUNTERS]: Fix typo.
3241 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3244 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3245 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3247 * doc/sourcebuild.texi (Test Directives): Split into six
3248 subsections, with most of the current text in new subsections
3249 Directives, Selectors, and Final Actions.
3250 (Directives): Split list of test directives into multiple
3252 (Selectors): Describe use and syntax of selectors.
3253 (Effective-Target Keywords): Describe all existing keywords.
3254 (Add Options): Describe features for dg-add-options.
3255 (Require Support): Describe variants of dg-require-support.
3256 (Final Actions): Describe commands to use in dg-final.
3258 2010-03-22 Michael Matz <matz@suse.de>
3261 * recog.c (validate_replace_rtx_group): Replace also in
3262 REG_EQUAL and REG_EQUIV notes.
3264 2010-03-22 Richard Guenther <rguenther@suse.de>
3266 PR tree-optimization/43390
3267 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3268 sure vector extracts are type correct.
3270 2010-03-22 Richard Guenther <rguenther@suse.de>
3273 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3274 x * sqrt (x) even when optimizing for size if the target
3275 has native support for sqrt.
3277 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3279 * varasm.c (make_decl_rtl_for_debug): Also clear
3280 flag_mudflap for the duration of make_decl_rtl call.
3283 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3284 locs from preserved VALUEs.
3286 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3289 * pa.md (movmemsi): Set align to one if zero.
3290 (movmemdi): Likewise.
3292 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3295 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3296 with their corresponding prologue pushes.
3298 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3301 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3302 at the begining or end.
3303 (spu_expand_epilogue): Likewise.
3305 2010-03-20 Richard Guenther <rguenther@suse.de>
3307 PR rtl-optimization/43438
3308 * combine.c (make_extraction): Properly zero-/sign-extend an
3309 extraction of the low part of a CONST_INT. Also handle
3312 2010-03-19 Mike Stump <mikestump@comcast.net>
3314 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3315 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3316 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3318 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3321 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3324 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3326 PR rtl-optimization/42258
3327 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3328 use that may match DEF.
3331 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3332 the cost of loading the constant rather than assuming
3334 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3335 outer code is AND, do the same tests as the andsi3 expander and
3336 return COSTS_N_INSNS (1) if and is cheap.
3338 * optabs.c (avoid_expensive_constant): Fix formatting.
3340 2010-03-19 Michael Matz <matz@suse.de>
3343 * attribs.c (decl_attributes): When rebuilding a function pointer
3344 type use the same qualifiers as the original pointer type.
3346 2010-03-19 Martin Jambor <mjambor@suse.cz>
3348 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3349 and is_gimple_ip_invariant_address.
3351 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3354 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3356 * config/arm/arm.c (arm_override_options): Turn off
3357 flag_dwarf2_cfi_asm for AAPCS variants.
3359 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3362 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3363 Use PRE_MODIFY instead of PRE_DEC.
3364 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3365 (vfp_emit_fstmd): Likewise.
3367 2010-03-19 Michael Matz <matz@suse.de>
3370 * builtins.c (expand_builtin_interclass_mathfn,
3371 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3374 2010-03-19 Richard Guenther <rguenther@suse.de>
3376 PR tree-optimization/43415
3377 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3378 (phi_translate_1): ... this.
3379 (phi_translate): Move all caching here. Cache all NARY
3380 and REFERENCE translations.
3382 2010-03-19 David S. Miller <davem@davemloft.net>
3384 With help from Eric Botcazou.
3385 * config/sparc/sparc.c: Include dwarf2out.h.
3386 (emit_pic_helper): Delete.
3387 (pic_helper_symbol_name): Delete.
3388 (pic_helper_emitted_p): Delete.
3389 (pic_helper_needed): New.
3390 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3391 (get_pc_thunk_name): New.
3392 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3393 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3394 Set pic_helper_needed to true. Don't call emit_pic_helper.
3395 (sparc_expand_prologue): Update load_pic_register call.
3396 (sparc_output_mi_thunk): Likewise.
3397 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3398 thunk if possible. Output CFI information as needed.
3400 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3401 Jack Howarth <howarth@bromo.med.uc.edu>
3404 * config/i386/i386.h: Fix ABI on darwin x86-32.
3406 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3408 * tree.h: Declare make_decl_rtl_for_debug.
3409 * varasm.c (make_decl_rtl_for_debug): New.
3410 * dwarf2out.c (rtl_for_decl_location): Call it.
3411 * cfgexpand.c (expand_debug_expr): Call it.
3413 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3416 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3420 * var-tracking.c (vt_init_cfa_base): Do nothing if
3421 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3423 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3426 * var-tracking.c (canonicalize_vars_star): New.
3427 (dataflow_post_merge_adjust): Use it.
3429 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3432 * var-tracking.c (non_suitable_const): New function.
3433 (add_uses): For DEBUG_INSNs with constants, don't record any
3434 value, instead just the constant value itself.
3435 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3436 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3437 (emit_notes_in_bb): Likewise.
3438 (emit_note_insn_var_location): For onepart variables if
3439 cur_loc is a VOIDmode constant, use DECL_MODE.
3441 2010-03-18 Martin Jambor <mjambor@suse.cz>
3444 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3445 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3446 all non-clones. Moved call redirection...
3447 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3448 (cgraph_materialize_all_clones): Dispose of all
3449 combined_args_to_skip bitmaps.
3450 (verify_cgraph_node): Do not check for edges pointing to wrong
3451 nodes in inline clones.
3452 * tree-inline.c (copy_bb): Call
3453 cgraph_redirect_edge_call_stmt_to_callee.
3454 * ipa.c (cgraph_remove_unreachable_nodes): Call
3455 cgraph_node_remove_callees even when there are used clones.
3457 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3459 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3461 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3464 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3467 2010-03-18 Michael Matz <matz@suse.de>
3470 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3471 into sqrt(x) if we need to preserve signed zeros.
3473 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3474 Eric Botcazou <ebotcazou@adacore.com>
3476 PR rtl-optimization/43360
3477 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3478 note if we don't know its invariant status.
3480 2010-03-18 Michael Matz <matz@suse.de>
3482 PR tree-optimization/43402
3483 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3484 PHI chains of ssa names registered for update.
3486 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3489 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3490 non-offsettable and pre_modify update addressing.
3491 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3492 and "2" alternatives "#".
3493 (*movdd_softfloat32): Make all alternatives "#";
3494 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3495 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3496 (*movdf_softfloat32): Make all alternatives "#";
3497 (movdi): Use the new DIFD mode iterator to create a common splitter
3498 for movdi, movdf and movdd patterns.
3500 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3502 * common.opt (dumpdir): Remove redundant tab.
3504 2010-03-17 Martin Jambor <mjambor@suse.cz>
3506 PR tree-optimization/43347
3507 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3508 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3510 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3512 PR rtl-optimization/42216
3513 * regrename.c (create_new_chain): New function, broken out from...
3514 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3515 appending a use to an empty chain.
3516 (build_def_use): Remove previous changes that convert OP_INOUT to
3517 OP_OUT operands; instead detect the case where an OP_INOUT operand
3518 uses a previously untracked register and create an empty chain for it.
3520 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3522 * doc/extend.texi (Function Attributes): Rewrite unfinished
3523 sentence in ms_abi documentation.
3525 2010-03-17 Alan Modra <amodra@gmail.com>
3527 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3528 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3529 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3530 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3532 2010-03-16 Richard Henderson <rth@redhat.com>
3535 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3536 (lower_try_finally): Save and restore eh_seq around the expansion
3539 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3541 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3542 statements before splitting block.
3544 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3546 * doc/sourcebuild.texi (Testsuites): Fix markup.
3547 Use pathnames relative to gcc/testsuite.
3548 (Test Directives): Move description of how timeout is determined.
3549 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3550 (C Tests): Correct gcc.misc-tests directory.
3551 Framework tests now live in gcc.test-framework.
3553 2010-03-16 Richard Guenther <rguenther@suse.de>
3556 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3557 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3559 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3560 Alexandre Oliva <aoliva@redhat.com>
3562 PR tree-optimization/42917
3563 * lambda-code.c (remove_iv): Skip debug statements.
3564 (lambda_loopnest_to_gcc_loopnest): Likewise.
3565 (not_interesting_stmt): Debug statements are not interesting.
3567 2010-03-16 Jakub Jelinek <jakub@redhat.com>
3571 * cselib.c (cselib_preserve_constants,
3572 cfa_base_preserved_val): New static variables.
3573 (preserve_only_constants): New function.
3574 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3575 clear its REG_VALUES. If cselib_preserve_constants, don't
3576 empty the whole hash table, but preserve there VALUEs with constants,
3577 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3578 (cselib_preserve_cfa_base_value): New function.
3579 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3580 (cselib_init): Change argument to int bitfield. Set
3581 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3583 (cselib_finish): Clear cselib_preserve_constants and
3584 cfa_base_preserved_val.
3585 * cselib.h (enum cselib_record_what): New enum.
3586 (cselib_init): Change argument to int.
3587 (cselib_preserve_cfa_base_value): New prototype.
3588 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3589 * dse.c (dse_step1): Likewise.
3590 * cfgcleanup.c (thread_jump): Likewise.
3591 * sched-deps.c (sched_analyze): Likewise.
3592 * gcse.c (local_cprop_pass): Likewise.
3593 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3594 If FN is non-NULL, call the callback always and whenever it returns
3595 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
3596 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3597 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3598 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3599 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3600 * var-tracking.c: Include recog.h.
3601 (bb_stack_adjust_offset): Remove.
3602 (vt_stack_adjustments): Don't call it, instead just gather the
3603 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3604 (adjust_stack_reference): Remove.
3605 (compute_cfa_pointer): New function.
3606 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3607 (struct adjust_mem_data): New type.
3608 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3610 (get_address_mode): New function.
3611 (replace_expr_with_values): Use it.
3612 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3613 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
3614 (adjust_sets): Remove.
3615 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3616 Use get_address_mode.
3617 (get_adjusted_src): Remove.
3618 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
3619 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
3620 (add_with_sets): Don't call adjust_sets.
3621 (fp_setter, vt_init_cfa_base): New functions.
3622 (vt_initialize): Change return type to bool. Move most of pool etc.
3623 initialization to the beginning of the function from end. Pass
3624 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3625 If !frame_pointer_needed, call vt_stack_adjustment before mos
3626 vector is filled, call vt_init_cfa_base if argp/framep has been
3627 eliminated to sp. If frame_pointer_needed and argp/framep has
3628 been eliminated to hard frame pointer, set
3629 hard_frame_pointer_adjustment and call vt_init_cfa_base after
3630 encountering fp setter in the prologue. For MO_ADJUST, call
3631 log_op_type before pusing the op into mos vector, not afterwards.
3632 Call adjust_insn before cselib_process_insn/add_with_sets,
3633 call cancel_changes (0) afterwards.
3634 (variable_tracking_main_1): Adjust for vt_initialize calling
3635 vt_stack_adjustments and returning whether it succeeded or not.
3637 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3639 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3642 2010-03-15 Jakub Jelinek <jakub@redhat.com>
3644 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3646 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3647 drap_reg has not been set.
3649 2010-03-15 Michael Matz <matz@suse.de>
3652 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3653 use it to expand block copies.
3654 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3655 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3656 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3658 2010-03-15 Richard Guenther <rguenther@suse.de>
3660 PR tree-optimization/43367
3661 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3664 2010-03-15 Richard Guenther <rguenther@suse.de>
3666 PR tree-optimization/43317
3667 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3669 2010-03-15 Martin Jambor <mjambor@suse.cz>
3671 PR tree-optimization/43141
3672 * tree-sra.c (create_abstract_origin): New function.
3673 (modify_function): Call create_abstract_origin.
3675 2010-03-15 Chris Demetriou <cgd@google.com>
3677 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3680 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3683 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3684 call insert_out_of_ssa_copy for default definitions.
3686 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3688 * graphite-clast-to-gimple.c (my_long_long): Defined.
3689 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3690 * graphite-sese-to-poly.c (my_long_long): Defined.
3691 (scop_ivs_can_be_represented): Use it.
3693 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3695 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3696 graphite-max-bbs-per-function, and loop-block-tile-size.
3697 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3699 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3701 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3703 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3704 forward declaration.
3705 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3706 (add_upper_bounds_from_estimated_nit): New.
3707 (build_loop_iteration_domains): Use it.
3709 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3711 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3713 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3716 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3717 should be an INTEGER_CST. Also handle CASE_CONVERT.
3719 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3721 * graphite.c (graphite_initialize): To bound the number of bbs per
3722 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3723 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3724 * doc/invoke.texi: Document it.
3726 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3728 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3729 * graphite-sese-to-poly.h (build_poly_scop): Same.
3731 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3733 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3734 the number of parameters in the scop. Use as an upper bound
3735 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3736 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3737 * doc/invoke.texi: Document it.
3739 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
3741 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3742 * doc/c-tree.texi: Remove.
3743 * doc/generic.texi: Merge c-tree.texi here.
3744 * doc/gccint.texi (Trees): Remove menu entry.
3745 (c-tree.texi): Remove @include.
3746 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3747 * doc/languages.texi (Reading RTL): Ditto.
3749 2010-03-12 Steve Ellcey <sje@cup.hp.com>
3752 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3754 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3757 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3758 code added to work around reload clobbering CONST insns.
3760 2010-03-12 Jakub Jelinek <jakub@redhat.com>
3762 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3763 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3764 (cselib_preserve_only_values): Remove retain argument, don't
3765 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3766 * cselib.h (cselib_preserve_only_values): Remove retain argument.
3767 * var-tracking.c (micro_operation): Move insn field before union.
3768 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3769 (struct variable_tracking_info_def): Remove n_mos field, change
3770 mos into a vector of micro_operations.
3771 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3772 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3773 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3774 changing into a vector.
3775 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3776 come before all other uops generated by add_stores.
3777 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3779 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3780 a vector. Run just one pass over the bbs instead of separate counting
3781 and computation phase.
3782 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3785 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3786 into *nonlocalized_list vector.
3787 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3788 even if origin is non-NULL.
3789 (gen_variable_die): Likewise.
3790 (process_scope_var): Don't change origin.
3791 (gen_decl_die): Likewise.
3792 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3793 before adding new edges instead of after it, fix moving over
3796 2010-03-11 David S. Miller <davem@davemloft.net>
3798 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3800 * configure: Rebuild.
3802 2010-03-11 Martin Jambor <mjambor@suse.cz>
3804 PR tree-optimization/43257
3805 * tree.c (assign_assembler_name_if_neeeded): New function.
3806 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3808 * tree.h (assign_assembler_name_if_neeeded): Declare.
3809 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3810 the function if needed.
3812 2010-03-11 Chris Demetriou <cgd@google.com>
3814 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3815 include/stdint-gcc.h, and include/stdint.h world-readable.
3817 2010-03-11 Richard Guenther <rguenther@suse.de>
3819 PR tree-optimization/43255
3820 * tree-vrp.c (process_assert_insertions_for): Do not insert
3821 asserts for trivial conditions.
3823 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3825 PR tree-optimization/43280
3826 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3827 generation. Move calculation of size out of the if branch.
3828 (find_bswap): Modify compare number generation.
3830 2010-03-11 Richard Guenther <rguenther@suse.de>
3833 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3834 (input_gimple_stmt): Fixup handled component types during
3835 operand read. Also fix up decls in ADDR_EXPRs.
3837 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3839 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3840 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3842 2010-03-10 Jan Hubicka <jh@suse.cz>
3845 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3846 * varasm.c (get_variable_section): Don't do that here...
3847 (make_decl_rtl): ... and here.
3848 (do_assemble_alias): Produce decl RTL.
3849 (assemble_alias): Likewise.
3851 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3854 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3855 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3857 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3858 (based_loc_descr): Only express drap or vdrap regno based expressions
3859 using DW_OP_fbreg when not optimizing.
3860 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3861 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3862 REG_CFA_SET_VDRAP note.
3864 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3866 PR tree-optimization/43236
3867 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3868 error in calculation of base address in reverse iteration case.
3869 (generate_builtin): Take number of latch executions if the statement
3872 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3875 * tree-eh.c: Include pointer-set.h.
3876 (lower_eh_dispatch): Filter out duplicate case labels and
3877 remove the unneeded edge when the label is unused. Return
3878 true when some edges are removed.
3879 (execute_lower_eh_dispatch): When any lowering resulted in
3880 removing an edge, also delete unreachable blocks.
3882 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3885 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3886 UNSPEC_MACHOPIC_OFFSET.
3888 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3891 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3892 (m68k_delegitimize_address): New function.
3894 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3897 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3900 * var-tracking.c (adjust_sets): New function.
3901 (count_with_sets, add_with_sets): Use it.
3902 (get_adjusted_src): New inline function.
3903 (add_stores): Use it.
3906 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3907 call cselib_dummy_expand_value_rtx_cb instead of
3908 cselib_expand_value_rtx_cb.
3911 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3912 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3913 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3914 and .cfi_endproc around the pic thunks.
3915 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3916 all queued unwind info register saves are saved before the call.
3917 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3918 considered as sp-=4 for unwind info and the pop as sp+=4 which
3919 also clobbers dest, but doesn't actually restore it.
3922 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3923 RTX_FRAME_RELATED_P.
3925 2010-03-09 Jie Zhang <jie@codesourcery.com>
3927 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3928 whitespaces in output template.
3930 2010-03-09 Jie Zhang <jie@codesourcery.com>
3932 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3935 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3937 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3938 builtins.exp in a separate job.
3940 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3942 * graphite-sese-to-poly.c (add_param_constraints): Use
3943 lower_bound_in_type and upper_bound_in_type.
3945 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3947 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3948 instead of unsigned_type_node.
3950 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3951 Reza Yazdani <reza.yazdani@amd.com>
3954 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3955 on pointer type parameters.
3957 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3961 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3962 handle conversions from pointer to integers.
3963 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3964 induction variable, to be able to work with code generated by CLooG.
3965 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3966 (build_poly_scop): Bail out if we cannot codegen a loop.
3968 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3970 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3971 code generation with gloog_error.
3973 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3975 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3976 Call fold_convert on all the returned values.
3977 (expand_scalar_variables_expr): Pass to
3978 expand_scalar_variables_ssa_name the type of the resulting expression.
3980 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3982 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3983 ppl_min_for_le_pointset.
3984 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3985 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3987 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3989 * graphite-dependences.c (map_into_dep_poly): Removed.
3990 (dependence_polyhedron_1): Use combine_context_id_scat.
3992 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3994 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3995 (struct poly_bb): Same.
3996 (combine_context_id_scat): New.
3998 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4001 * sese.c (name_defined_in_loop_p): Return false for default
4004 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4006 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
4007 and clean up the logic.
4009 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4011 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
4014 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4016 * var-tracking.c (remove_cselib_value_chains): Define only for
4018 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
4019 delete_slot_part, emit_notes_for_differences_1): Don't call
4020 remove_cselib_value_chains here.
4021 (set_slot_part, emit_notes_for_differences_2): Don't call
4022 add_cselib_value_chains here.
4023 (preserved_values): New vector.
4024 (preserve_value): New function.
4025 (add_uses, add_stores, vt_add_function_parameters): Use it
4026 instead of cselib_preserve_value.
4027 (changed_values_stack): New vector.
4028 (check_changed_vars_0): New function.
4029 (check_changed_vars_1, check_changed_vars_2): Use it.
4030 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
4031 changed_values_stack VALUEs.
4032 (vt_emit_notes): For all preserved_values call
4033 add_cselib_value_chains. If ENABLE_CHECKING call
4034 remove_cselib_value_chains before verifying value_chains is empty.
4035 Initialize and free changed_values_stack.
4036 (vt_initialize): Initialize preserved_values.
4037 (vt_finalize): Free preserved_values.
4039 2010-03-08 Richard Guenther <rguenther@suse.de>
4041 PR tree-optimization/43269
4042 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
4045 2010-03-08 Martin Jambor <mjambor@suse.cz>
4047 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
4048 (ipa_is_param_called): Removed.
4049 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
4050 (ipa_print_node_params): Do not print the called flag.
4051 (ipa_write_node_info): Do not stream the called flag.
4052 (ipa_read_node_info): Likewise.
4054 2010-03-07 Jakub Jelinek <jakub@redhat.com>
4057 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
4058 * cselib.c (struct expand_value_data): Add dummy field.
4059 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
4061 (cselib_dummy_expand_value_rtx_cb): New function.
4062 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
4064 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
4065 * var-tracking.c: Include pointer-set.h.
4066 (variable): Change n_var_parts to char from int. Add
4067 cur_loc_changed and in_changed_variables fields.
4068 (variable_canonicalize): Remove.
4069 (shared_var_p): New inline function.
4070 (unshare_variable): Maintain cur_loc_changed and
4071 in_changed_variables fields. If var was in changed_variables,
4072 replace it there with new_var. Just copy cur_loc instead of
4073 resetting it to something else.
4074 (variable_union): Don't recompute cur_loc. Use shared_var_p.
4075 (dataflow_set_union): Don't call variable_canonicalize.
4076 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
4077 of their DEBUG_EXPR_TREE_DECLs.
4078 (canonicalize_loc_order_check): Verify that cur_loc is NULL
4079 and in_changed_variables and cur_loc_changed is false.
4080 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
4081 and cur_loc_changed. Don't update cur_loc here.
4082 (variable_merge_over_src): Don't call variable_canonicalize.
4083 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
4084 removing loc that is equal to cur_loc, clear cur_loc,
4085 set cur_loc_changed and ensure variable_was_changed is called.
4086 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
4087 compare pointers in cur_loc check, if it is equal to loc,
4088 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
4089 (variable_different_p): Remove compare_current_location argument,
4090 don't compare cur_loc.
4091 (dataflow_set_different_1): Adjust variable_different_p caller.
4092 (variable_was_changed): If dv had some var in changed_variables
4093 already, reset in_changed_variables flag for it and propagate
4094 cur_loc_changed over to the new variable. On empty var
4095 always set cur_loc_changed. Set in_changed_variables on whatever
4096 var is added to changed_variables.
4097 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
4098 Use shared_var_p. When removing loc that is equal to cur_loc,
4099 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
4100 end, don't set it to something else, just call variable_was_changed.
4101 (delete_slot_part): Use shared_var_p. When cur_loc equals to
4102 loc being removed, clear cur_loc and set cur_loc_changed.
4103 Set cur_loc_changed if all locations have been removed.
4104 (struct expand_loc_callback_data): New type.
4105 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
4106 allocated. Always create SUBREGs if simplify_subreg failed.
4107 Prefer to use cur_loc, when that fails and still in
4108 changed_variables (and seen first time) recompute it. Set
4109 cur_loc_changed of variables which had to change cur_loc and
4110 compute elcd->cur_loc_changed if any of the subexpressions used
4111 had to change cur_loc.
4112 (vt_expand_loc): Adjust to pass arguments in
4113 expand_loc_callback_data structure.
4114 (vt_expand_loc_dummy): New function.
4115 (emitted_notes): New variable.
4116 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
4117 that weren't used for any other decl in current
4118 emit_notes_for_changes call call vt_expand_loc_dummy to update
4119 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
4120 first loc_chain location if NULL before. Always use just
4121 cur_loc instead of first loc_chain location. When cur_loc_changed
4122 is false, when not --enable-checking=rtl just don't emit any note.
4123 When rtl checking, compute the note and assert it is the same
4124 as previous note. Clear cur_loc_changed and in_changed_variables
4125 at the end before removing from changed_variables.
4126 (check_changed_vars_3): New function.
4127 (emit_notes_for_changes): Traverse changed_vars to call
4128 check_changed_vars_3 on each changed var.
4129 (emit_notes_for_differences_1): Clear cur_loc_changed and
4130 in_changed_variables. Recompute cur_loc of new_var.
4131 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
4132 (vt_emit_notes): Initialize and destroy emitted_notes.
4134 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
4136 PR rtl-optimization/42220
4137 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
4138 Use verify_reg_tracked to determine if we should use OP_OUT rather
4140 (build_def_use): If we see an in-out operand for a register that we
4141 know nothing about, treat is an output if possible, fail the block if
4144 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4147 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
4150 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4153 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
4154 uses of relevant DEFs that are dead outside the loop too.
4156 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4158 * var-tracking.c (dataflow_set_merge): Swap src and src2.
4160 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4162 * var-tracking.c (values_to_unmark): New variable.
4163 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4164 values_to_unmark vector. Moved body to...
4165 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4166 instead queue it into values_to_unmark vector.
4167 (vt_find_locations): Free values_to_unmark vector.
4169 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
4171 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
4172 (site.exp): Export them when plugins are enabled.
4174 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
4177 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
4179 (chrec_fold_multiply): Same.
4181 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4184 * c-decl.c (build_compound_literal): Return early if init is
4187 2010-03-04 Martin Jambor <mjambor@suse.cz>
4189 PR tree-optimization/43164
4190 PR tree-optimization/43191
4191 * tree-sra.c (type_consists_of_records_p): Reject records with
4192 zero-size bit-fields at the end.
4194 2010-03-04 Mike Stump <mikestump@comcast.net>
4196 * Makefile.in (TAGS): Remove *.y.
4198 2010-03-04 Richard Guenther <rguenther@suse.de>
4200 PR tree-optimization/40761
4201 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
4203 (my_rev_post_order_compute): New function.
4204 (init_pre): Call it.
4206 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
4209 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
4210 decrease the cost of an IV candidate when the cost is infinite.
4212 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4214 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
4215 Use '3DNow!' for the extension of that name, ensure normal space
4217 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4219 2010-03-03 Jeff Law <law@redhat.com>
4221 * PR middle-end/32693
4222 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
4223 than gen_rtx_SUBREG.
4224 (extract_bit_field_1): Likewise.
4226 2010-03-03 Janis Johnson <janis187@us.ibm.com>
4228 * doc/sourcebuild.texi (Test directives): Document that arguments
4229 include-opts and exclude-opts are now optional for dg-skip-if,
4230 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
4232 2010-03-03 Jason Merrill <jason@redhat.com>
4235 * cgraph.h (varpool_node): Add extra_name field.
4236 * varpool.c (varpool_extra_name_alias): New.
4237 (varpool_assemble_decl): Emit extra name aliases.
4238 (varpool_mark_needed_node): Look past an extra name alias.
4239 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4240 * lto-streamer-in.c (lto_input_tree): Read it.
4241 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4243 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4245 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4246 (sparc*-*-solaris2*): ...this.
4248 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4251 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4252 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4253 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4254 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4257 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4258 fallthrough to default handling, just with want_address 0 instead of 2.
4259 For single element lists, add_AT_loc directly, otherwise create an
4260 artificial variable DIE and stick location list to it.
4263 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4264 (VAL_EXPR_HAS_REVERSE): Define.
4265 (reverse_op): New function.
4266 (add_stores): For reversible operations add an extra MO_VAL_USE.
4268 2010-03-02 Jason Merrill <jason@redhat.com>
4270 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4272 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4274 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4275 (sparc64-*-linux*): Likewise.
4276 (sparc64-*-solaris2*): Include assembler files before linker ones.
4277 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4278 * config/sparc/gas.h: Delete.
4279 * config/sparc/sol2-64.h: Add copyright notice.
4280 * config/sparc/sol2-gas-bi.h: Likewise.
4281 * config/sparc/sol2-gld.h: Likewise.
4282 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4283 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4284 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4285 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4286 (sparc_elf_asm_named_section): Rename into...
4287 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4289 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4291 * config/alpha/alpha.c (override_options): Fix -mtune error message.
4293 2010-03-02 Jeff Law <law@redhat.com>
4296 * reload1.c (rtx_p, substitute_stack): Declare.
4297 (substitute): Record addresses of changed rtxs.
4298 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
4299 Restore the original rtx when complete.
4300 (reload): Free subsitute_stack when complete.
4302 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4304 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4305 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4307 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4308 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4309 Torture Tests): Change from subsection to section.
4311 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4312 Steven Bosscher <steven@gcc.gnu.org>
4314 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4317 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4320 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4321 the assignment from the new induction variable to the assignment
4322 of the value from the original loop PHI function.
4324 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4325 Daniel Jacobowitz <dan@codesourcery.com>
4327 * doc/sourcebuild.texi (Test directives): Clarify options to
4330 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4332 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4333 Disable cfi directives unless GCC and gas agree on using read-only
4334 .eh_frame sections for 64-bit.
4335 * configure: Regenerate.
4337 2010-03-01 Richard Guenther <rguenther@suse.de>
4339 PR tree-optimization/43220
4340 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4341 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4343 2010-03-01 Richard Guenther <rguenther@suse.de>
4344 Martin Jambor <mjambor@suse.cz>
4347 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4348 gimplified parameters.
4350 2010-03-01 Christian Bruel <christian.bruel@st.com>
4352 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4354 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4356 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4358 2010-03-01 Richard Guenther <rguenther@suse.de>
4361 * expr.c (expand_assignment): Use the alias-oracle to tell
4362 if the rhs aliases the result decl.
4364 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4367 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4368 to sol_gt_pch_get_address.
4369 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4370 64-bit, SPARC and x86.
4371 (sol_gt_pch_get_address): New function.
4373 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4375 * toplev.h (inform_n, error_n): Declare.
4376 * diagnostic.c (inform_n, error_n): New function.
4378 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4380 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4381 has no rtl yet when processing local_decls, queue it and recheck
4382 if deferred stack allocation hasn't assigned it rtl.
4384 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4386 * config/sh/sh.c (unspec_bbr_uid): New.
4387 (gen_block_redirect): Use it instead of INSN_UID.
4388 (gen_far_branch): Likewise.
4390 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4392 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4393 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4395 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4397 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4398 (Warning Options): -Wno-conversion-null is valid for
4399 Objective-C++ as well.
4400 * doc/tm.texi (Named Address Spaces): Likewise.
4401 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4402 * doc/tree-ssa.texi (Tree SSA): Likewise.
4404 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4407 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4408 by default. Don't set the default arch for
4409 i[34567]86-*-darwin*|x86_64-*-darwin*.
4411 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4414 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4415 default. Set the default 32bit/64bit archs with $with_arch
4416 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4418 2010-02-27 Richard Guenther <rguenther@suse.de>
4420 PR tree-optimization/43186
4421 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4422 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4423 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4424 unroller iterations.
4426 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4428 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4429 required and i[34567]86-*-* targets don't support 64bit ISA.
4431 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4434 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4437 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4439 * config.gcc: Set the default arch at least to Prescott for
4440 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4441 if SSE math is enabled.
4443 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4445 * diagnostic.c (diagnostic_initialize): Update.
4446 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4448 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4449 (diagnostic_inhibit_notes): New.
4450 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4452 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4455 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4456 * doc/standards.texi: Likewise.
4457 * doc/extend.texi: Likewise.
4458 * doc/trouble.texi: Likewise.
4459 * doc/cppopts.texi: Likewise.
4460 * doc/install.texi: Likewise.
4461 * c.opt (std=c90,std=gnu90): New options.
4462 * c-opts.c (c_common_handle_option): Handle them.
4464 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4467 * c-decl.c (undeclared_variable): Use an informative note.
4469 2010-02-26 Richard Guenther <rguenther@suse.de>
4471 PR tree-optimization/43186
4472 * gimple.h (gimple_fold): Remove.
4473 * gimple.c (gimple_fold): Remove. Inline into single user ...
4474 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4475 Try harder for conditions.
4477 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4480 * function.c (used_types_insert): Don't skip through named pointer
4481 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4482 and it is different from the main variant's type.
4484 2010-02-26 Nick Clifton <nickc@redhat.com>
4486 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4488 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4490 * config.gcc: Support --with-fpmath=sse for x86.
4492 * config/i386/ssemath.h: New.
4494 * doc/install.texi (--with-fpmath=sse): Documented.
4496 2010-02-26 Richard Guenther <rguenther@suse.de>
4498 PR tree-optimization/43188
4499 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4500 vector types of over-aligned element type.
4502 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4505 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4506 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4508 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4510 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4512 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4514 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4515 * var-tracking.c: Include diagnostic.h.
4516 (debug_dv): New function.
4517 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4520 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4521 (add_value_chain, add_value_chains, remove_value_chain,
4522 remove_value_chains): Handle DEBUG_EXPRs.
4523 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4526 * regcprop.c (struct queued_debug_insn_change): New type.
4527 (struct value_data_entry): Add debug_insn_changes field.
4528 (struct value_data): Add n_debug_insn_changes field.
4529 (debug_insn_changes_pool): New variable.
4530 (free_debug_insn_changes, apply_debug_insn_changes,
4531 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4532 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4533 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4535 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4537 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4538 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4539 changes, call cprop_find_used_regs via note_stores.
4540 (copyprop_hardreg_forward): When copying vd from predecessor
4541 which has any queued DEBUG_INSN changes, make sure the pointers are
4542 cleared. At the end call df_analyze and then if there are any
4543 DEBUG_INSN changes queued at the end of some basic block for still
4544 live registers, apply them.
4545 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4547 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4549 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
4552 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
4554 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
4555 targets. Set the default with_cpu/with_arch from arch/cpu.
4556 Allow x86-64 and native for with_cpu/with_arch.
4558 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
4560 * ebitmap.c: Change calls to verify_popcount with calls to
4561 sbitmap_verify_popcount.
4562 (ebitmap_clear_bit): Fixed map->cacheindex test and
4563 map>cache update when bit clearing results in an empty
4566 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4569 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
4570 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
4571 and support both V2DF and V2DI modes.
4572 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
4573 support both V2DF and V2DI modes.
4574 (general): Delete trailing whitespace from a few patterns.
4576 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4577 V2DF/V2DI interleave high/low builtins.
4579 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
4582 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
4583 interleave high/low functions.
4585 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4587 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
4588 #pragma extern_prefix.
4590 2010-02-25 Jakub Jelinek <jakub@redhat.com>
4593 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
4594 BLKmode, assert op0 is a MEM and just adjust its mode.
4597 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
4598 if bitpos isn't multiple of mode's bitsize.
4600 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4602 * c.opt (-ftemplate-depth=): New.
4603 (-ftemplate-depth-): Deprecate.
4604 * optc-gen.awk: Handle -ftemplate-depth=.
4605 * opth-gen.awk: Likewise.
4606 * c-opts.c (c_common_handle_option): Likewise.
4607 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
4609 2010-02-24 Jason Merrill <jason@redhat.com>
4611 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
4613 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4615 * cfg.c (alloc_aux_for_block): Remove inline.
4616 (alloc_aux_for_edge): Likewise.
4618 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4620 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
4622 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4624 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
4625 * config/i386/sol2-gas.h: New file.
4626 * config.gcc (i[34567]86-*-solaris2*): Use it.
4628 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4631 * c-typeck.c (ep_convert_and_check): New.
4632 (build_conditional_expr): Use it.
4633 (build_binary_op): Likewise.
4635 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4637 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
4640 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
4641 bounds even for -O+.
4642 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
4643 expr needs to have DECL_NAME set.
4645 2010-02-24 Nick Clifton <nickc@redhat.com>
4647 * config/mep/mep.c: Include gimple.h.
4648 (mep_function_uses_sp): Delete unused function.
4649 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
4650 parameters. Use unsigned integers to count args. Return a
4651 NULL_RTX instead of an error_mark_node. Toidy up formatting.
4653 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4656 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
4657 greater or equal to nelt instead of 2 * nelt.
4658 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
4661 2010-02-23 Jason Merrill <jason@redhat.com>
4664 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4665 in cfun->local_decls even if they have register types.
4668 * stor-layout.c (place_field): Don't warn about unnecessary
4669 DECL_PACKED if the type is packed.
4671 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4674 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4675 GOTOFF relocs, even when the base reg isn't pic pointer.
4677 2010-02-23 Michael Matz <matz@suse.de>
4680 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4681 (expand_gimple_basic_block): Generate and use debug temps if there
4682 are debug uses left after the last real use of TERed ssa names.
4683 Unlink debug immediate uses when they are expanded.
4685 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4688 * config/i386/i386.c (override_options): Reorganise to provide
4689 better error messages.
4691 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4694 * graphite-scop-detection.c (create_single_exit_edge): Move
4695 the call to find_single_exit_edge to....
4696 (create_sese_edges): ...here. Don't handle multiple edges
4697 exiting the function.
4698 (build_graphite_scops): Don't handle multiple edges
4699 exiting the function.
4701 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4704 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4705 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4707 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4710 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4712 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4715 * c-typeck.c (convert_arguments): Print declaration location.
4716 * c-common.c (validate_nargs): Rename as
4717 builtin_function_validate_nargs.
4718 (check_builtin_function_arguments): Update.
4720 2010-02-22 Richard Guenther <rguenther@suse.de>
4723 * tree-inline.c (declare_return_variable): Use the type of
4724 the call stmt lhs if available.
4726 2010-02-22 Duncan Sands <baldrick@free.fr>
4728 * passes.c (register_pass): Always consider all pass lists when
4729 ref_pass_instance_number is zero.
4731 2010-02-22 Richard Guenther <rguenther@suse.de>
4733 PR tree-optimization/42749
4734 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
4735 parameter. Do arithmetic in the original type.
4736 (update_accumulator_with_ops): Likewise.
4737 (adjust_accumulator_values): Adjust.
4739 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4741 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
4742 (QI to BLKmode splitter): New splitter.
4744 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
4746 * config/i386/i386.c (initial_ix86_tune_features): Turn on
4747 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
4749 2010-02-22 Richard Guenther <rguenther@suse.de>
4751 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
4753 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
4755 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
4756 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
4757 ($(T)crti.o, $(T)crtn.o): Remove rules.
4759 2010-02-21 Tobias Burnus <burnus@net-b.de>
4762 * doc/invoke.texi (-fassociative-math): Document that this
4763 option is automatically enabled for Fortran.
4765 2010-02-20 David S. Miller <davem@davemloft.net>
4767 * configure.ac: Test if linker and assembler properly support
4768 GOTDATA_OP relocations.
4769 * configure: Rebuild.
4770 * config.in: Likewise.
4771 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4772 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4773 (movsi_high_pic): Likewise.
4774 (movdi_lo_sum_pic): Likewise.
4775 (movdi_high_pic): Likewise.
4776 (movsi_pic_gotdata_op): New pattern.
4777 (movdi_pic_gotdata_op): Likewise.
4778 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4779 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4781 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4784 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4785 attribute to ssemul.
4786 (xop_mulv2div2di3_high): Ditto.
4788 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4791 * c.opt (Wconversion-null): New option.
4792 * doc/invoke.texi (Wconversion-null): Document.
4794 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4796 * common.opt (Wlarger-than-): Add Undocumented.
4798 2010-02-19 Mike Stump <mikestump@comcast.net>
4800 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4802 2010-02-19 Jason Merrill <jason@redhat.com>
4805 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4806 * configure: Likewise.
4808 2010-02-20 Alan Modra <amodra@gmail.com>
4811 * cgraph.h (cgraph_make_decl_local): Declare.
4812 * cgraph.c (cgraph_make_decl_local): New function.
4813 (cgraph_make_node_local): Use it.
4814 * cgraphunit.c (cgraph_function_versioning): Likewise.
4815 * ipa.c (function_and_variable_visibility): Likewise.
4817 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4820 * except.c (sjlj_emit_function_enter): Don't call
4821 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4823 * rtl.h (add_reg_br_prob_note): Remove prototype.
4825 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4828 * c-common.c (conversion_warning): Remove widening conversions
4829 before checking the conversion of integers to reals.
4831 2010-02-19 Mike Stump <mikestump@comcast.net>
4834 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4837 * cgraphunit.c (process_function_and_variable_attributes): Check
4838 DECL_PRESERVE_P instead of looking up attribute "used".
4839 * ipa-pure-const.c (check_decl): Likewise.
4840 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4841 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4842 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4843 instead of attribute "used".
4844 * config/sol2-c.c (solaris_pragma_init): Likewise.
4845 (solaris_pragma_fini): Likewise.
4847 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4849 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4850 Use XCNEW instead of xcalloc.
4851 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4852 XNEW instead of xmalloc.
4853 (get_fields): Use XNEWVEC instead of xmalloc.
4856 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4857 populate vars array.
4858 (create_new_general_access): For debug stmts just reset value.
4859 (get_stmt_accesses): For accesses within debug stmts just record them
4860 using add_access_to_acc_sites instead of preventing the peeling or
4861 counting them as accesses.
4864 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4866 2010-02-19 Richard Guenther <rguenther@suse.de>
4868 PR tree-optimization/42916
4869 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4872 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4874 * configure.ac: Replace all uses of changequote in macro arguments
4875 with proper quoting.
4877 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4880 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4882 2010-02-19 Richard Guenther <rguenther@suse.de>
4884 PR tree-optimization/42944
4885 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4886 test for aliasing with errno.
4888 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4891 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4892 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4893 * dojump.c: Include output.h.
4894 (inv): New inline function.
4895 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4896 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4897 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4898 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4899 argument, pass it down to other calls.
4900 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4901 add REG_BR_PROB note to the conditional jump.
4902 * cfgexpand.c (add_reg_br_prob_note): Removed.
4903 (expand_gimple_cond): Don't call it, add the probability
4904 as last argument to jumpif_1/jumpifnot_1.
4905 * Makefile.in (dojump.o): Depend on output.h.
4906 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4908 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4909 * stmt.c (do_jump_if_equal): Likewise.
4910 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4911 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4912 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4914 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4915 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4916 jumpifnot_1 callers.
4917 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4919 (store_expr): Adjust jumpifnot caller.
4920 (store_constructor): Adjust jumpif caller.
4923 * gimplify.c (gimple_boolify): For __builtin_expect call
4924 gimple_boolify also on its first argument.
4926 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4928 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4930 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4931 * configure: Regenerated.
4933 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4935 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4936 lang_hooks.types_compatible_p instead of comptypes.
4938 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4940 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4941 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4942 if __prefer_thumb__ is defined.
4944 2010-02-18 Martin Jambor <mjambor@suse.cz>
4946 PR tree-optimization/43066
4947 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4948 array with zero-sized element type.
4950 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4952 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4953 rtx, allocate struct var_loc_node here and return it to the
4954 caller, and only if it is actually needed.
4955 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4956 move it earlier and return immediately if it returns NULL.
4958 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4960 * config/sparc/gas.h: New file. Restore
4961 TARGET_ASM_NAMED_SECTION to its ELF default.
4962 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4964 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4965 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4966 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4967 after sparc/sysv4.h.
4969 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4971 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4973 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4975 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4976 patterns from predicated pattern.
4978 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4981 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4982 for insn mnemonic suffix.
4984 2010-02-17 Richard Guenther <rguenther@suse.de>
4986 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4989 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4992 * caller-save.c (save_call_clobbered_regs): If BB ends with
4993 a DEBUG_INSN, move any notes in between last real insn and the last
4994 DEBUG_INSN after the last DEBUG_INSN.
4996 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4998 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4999 Fix return type. Fix argument type. Explain meaning of return value.
5001 2010-02-16 Richard Guenther <rguenther@suse.de>
5003 PR tree-optimization/41043
5004 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
5005 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
5007 (vrp_visit_phi_node): ... but only for loop PHI nodes.
5009 2010-02-16 Ira Rosen <irar@il.ibm.com>
5011 PR tree-optimization/43074
5012 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
5013 * tree-vect-loop.c (vect_analyze_loop_operations): Add
5014 vectorizable cycles in hybrid SLP check.
5015 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
5017 2010-02-16 Richard Guenther <rguenther@suse.de>
5019 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
5020 (true_dependence): If memrefs_conflict_p computes must-alias
5021 trust it. Move TBAA check after offset-based disambiguation.
5022 (canon_true_dependence): Likewise.
5024 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
5026 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
5027 * doc/invoke.texi: Document it.
5028 * var-tracking.c: Include toplev.h and params.h.
5029 (vt_find_locations): Return bool indicating success. Compute
5030 hash sizes unconditionally. Check new parameter, report.
5031 (variable_tracking_main_1): Check vt_find_locations results and
5032 retry. Renamed from...
5033 (variable_tracking_main): ... this. New wrapper to preserve
5034 flag_var_tracking_assignments.
5035 * Makefile.in (var-tracking.o): Adjust dependencies.
5037 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
5038 Jakub Jelinek <jakub@redhat.com>
5041 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
5042 if weak_import attribute is present.
5043 * config/darwin.c (machopic_select_section): Likewise.
5045 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
5047 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
5048 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
5049 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
5050 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
5052 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
5054 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5057 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
5058 Rewrite text to refer to the names.
5060 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
5062 * config/i386/i386-builtin-types.def
5063 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
5064 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
5065 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
5066 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
5067 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
5068 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
5069 IX86_BUILTIN_VPERMIL2PS256.
5070 (MULTI_ARG_4_DF2_DI_I): Defined.
5071 (MULTI_ARG_4_DF2_DI_I1): Defined.
5072 (MULTI_ARG_4_SF2_SI_I): Defined.
5073 (MULTI_ARG_4_SF2_SI_I1): Defined.
5074 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
5075 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
5076 __builtin_ia32_vpermil2ps256.
5077 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5078 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5079 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
5080 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5081 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5082 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
5083 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
5084 CODE_FOR_xop_vpermil2v8sf3.
5085 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
5086 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
5087 * config/i386/xopintrin.h (_mm_permute2_pd): New.
5088 (_mm256_permute2_pd): New.
5089 (_mm_permute2_ps): New.
5090 (_mm256_permute2_ps): New.
5092 2010-02-15 Nick Clifton <nickc@redhat.com>
5094 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
5095 boolean parameters. Use emit_jump_insn when emitting a pop
5096 instruction containing a return insn.
5097 (push): Use 'true' rather than '1' as second parameter to F.
5098 (h8300_expand_prologue): Likewise.
5099 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
5100 (h8300_expand_epilogue): Likewise.
5102 2010-02-15 Richard Guenther <rguenther@suse.de>
5105 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
5108 2010-02-15 Nick Clifton <nickc@redhat.com>
5110 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
5113 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
5115 * intl.c (fake_ngettext): New function.
5116 * intl.h (fake_ngettext): Declare.
5117 (ngettext): Define macro.
5118 * collect2.c (notice_translated): New function.
5119 (main): Use notice_translated and ngettext.
5120 * collect2.h (notice_translated): Declare.
5122 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
5124 * reorg.c (delete_computation): Comment fixes.
5125 * caller-save.c (setup_save_areas): Idem.
5126 * sel-sched-dump.c (dump_lv_set): Idem.
5129 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5131 * config/s390/s390.c (s390_sched_init): New function.
5132 (TARGET_SCHED_INIT): Target hook defined.
5134 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
5135 Jack Howarth <howarth@bromo.med.uc.edu>
5136 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5139 Partial revert of unintended change in fix for PR41605.
5140 * config/darwin.h: Fix typo.
5141 * config/darwin9.h: Same.
5143 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5145 * c-pch.c (pch_init): Clear v.
5147 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5150 * graphite-scop-detection.c (graphite_can_represent_scev): Call
5151 graphite_can_represent_init for MULT_EXPR.
5153 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5157 * graphite-sese-to-poly.c (remove_phi): New.
5158 (translate_scalar_reduction_to_array): Call remove_phi.
5160 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5163 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
5164 * graphite-clast-to-gimple.h (gloog): Update declaration.
5165 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
5166 * graphite-poly.h (struct poly_bb): Add missing comments.
5167 (struct scop): Add poly_scop_p field.
5169 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
5170 * graphite.c (graphite_transform_loops): Build the polyhedral
5171 representation for each scop before code generation.
5172 * sese.c (rename_variables_in_operand): Removed.
5173 (rename_variables_in_expr): Return the renamed expression.
5174 (rename_sese_parameters): New.
5175 * sese.h (rename_sese_parameters): Declared.
5177 2010-02-11 Richard Guenther <rguenther@suse.de>
5179 PR tree-optimization/42998
5180 * tree-ssa-pre.c (create_expression_by_pieces): Treat
5181 POINTER_PLUS_EXPR properly.
5183 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5184 Changpeng Fang <changpeng.fang@amd.com>
5187 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
5188 the cost of an IV candidate when the IV is used in a test against zero.
5190 * gcc.dg/tree-ssa/ivopts-3.c: New.
5192 2010-02-11 Richard Guenther <rguenther@suse.de>
5195 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
5196 pointer-vs-decl case by swapping refs. Handle some cases
5197 of pointer-vs-decl disambiguations more conservatively.
5198 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
5199 to false after expanding.
5201 2010-02-11 Richard Guenther <rguenther@suse.de>
5204 * gcc.c (process_command): Handle LTO file@offset case more
5207 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5209 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
5210 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
5212 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
5214 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
5215 if MEM's mode size isn't DWARF2_ADDR_SIZE.
5216 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
5217 Optimize eq/ne comparisons when both arguments are known to be
5219 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
5220 Don't mask operands unnecessarily if they are known to be already
5223 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
5225 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
5228 2010-02-10 Richard Guenther <rguenther@suse.de>
5230 PR tree-optimization/43017
5231 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
5232 for wrapping signed arithmetic.
5234 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5237 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
5238 if no debug info should be emitted for it.
5240 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5242 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5243 note when flag_exceptions is set.
5245 2010-02-10 Duncan Sands <baldrick@free.fr>
5247 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5249 2010-02-10 Richard Guenther <rguenther@suse.de>
5252 * tree.c (get_unwidened): Handle constants.
5253 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5255 2010-02-10 Martin Jambor <mjambor@suse.cz>
5258 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5259 check for variable argument counts independently.
5261 2010-02-10 Christian Bruel <christian.bruel@st.com>
5264 * config/sh/sh.c (find_barrier): Increase length for non delayed
5265 conditional branches.
5267 2010-02-10 Christian Bruel <christian.bruel@st.com>
5269 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5271 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5273 * builtins.c (set_builtin_user_assembler_name): Also handle
5274 ffs if int is smaller than word.
5276 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5279 * ira-conflicts.c (get_dup): Remove.
5280 (process_reg_shuffles): Add new parameter. Use it as an
5281 additional guard for copy generation.
5282 (add_insn_allocno_copies): Rewrite.
5284 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5286 * common.opt (fsched2-use-traces): Preserved for backward
5288 * doc/invoke.texi: Remove the documentation about option
5289 -fsched2-use-traces.
5290 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
5291 flag_sched2_use_traces.
5292 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
5293 the backward compatibility flag section.
5295 2010-02-09 Richard Guenther <rguenther@suse.de>
5297 PR tree-optimization/43008
5298 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5299 make HEAP variables initialized from global memory if they
5300 are not known builtin functions.
5301 (find_func_aliases): Adjust.
5303 2010-02-09 Richard Guenther <rguenther@suse.de>
5305 PR tree-optimization/43000
5306 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5307 arithmetic manually.
5309 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5311 PR tree-optimization/42931
5312 * tree-loop-linear.c (try_interchange_loops): Don't call
5313 double_int_mul if estimated_loop_iterations failed.
5315 2010-02-08 Martin Jambor <mjambor@suse.cz>
5318 * tree-sra.c (build_accesses_from_assign): Do not mark in
5319 should_scalarize_away_bitmap if stmt has volatile ops.
5320 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5323 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5325 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5327 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5329 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5332 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5335 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5337 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5340 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5341 to unknown_dependence.
5342 (graphite_legal_transform_dr): Handle the unknown_dependence.
5343 (graphite_carried_dependence_level_k): Same.
5345 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5347 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5349 2010-02-07 Richard Guenther <rguenther@suse.de>
5352 * expr.c (get_inner_reference): Always initialize *pbitsize.
5354 2010-02-07 Richard Guenther <rguenther@suse.de>
5357 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5358 new ARRAY_REFs on variable size element or minimal index arrays.
5360 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5361 gimple_fold_indirect_ref.
5363 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5366 * arm.c (arm_override_options): Just return if the user has specified
5367 an invalid fpu name.
5369 2010-02-03 Jason Merrill <jason@redhat.com>
5372 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5373 i386_pe_maybe_record_exported_symbol.
5375 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5378 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5379 (pa_delegitimize_address): New function.
5381 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5383 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5384 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5386 2010-02-05 Richard Guenther <rguenther@suse.de>
5389 * lto-streamer-in.c (get_resolution): Deal with references
5390 to undefined functions.
5392 2010-02-05 Richard Guenther <rguenther@suse.de>
5394 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5395 (fold_const_aggregate_ref): Likewise.
5396 (ccp_fold_stmt): Substitute loads.
5397 (maybe_fold_reference): Verify types before substituting.
5399 (fold_gimple_assign): Unshare properly.
5400 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5402 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5404 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5405 for rs6000_gen_cell_microcode.
5407 2010-02-04 Richard Guenther <rguenther@suse.de>
5409 PR rtl-optimization/42952
5410 * dse.c (const_or_frame_p): Remove MEM handling.
5412 2010-02-04 Nick Clifton <nickc@redhat.com>
5414 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5415 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5416 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5417 (mn10300_asm_output_mi_thunk): New function.
5418 (mn10300_can_output_mu_thunk): New function.
5419 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5420 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5421 (FUNCTION_ARG): Delete incorrect comment.
5423 2010-02-03 Jason Merrill <jason@redhat.com>
5426 * fold-const.c (operand_equal_p): Handle erroneous types.
5428 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5430 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5432 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5434 PR rtl-optimization/42941
5435 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5438 2010-02-03 Jason Merrill <jason@redhat.com>
5441 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5443 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5446 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5447 (cselib_reset_table): Renamed from...
5448 (cselib_reset_table_with_next_value): ... this.
5449 (cselib_get_next_uid): Renamed from...
5450 (cselib_get_next_unknown_value): ... this.
5451 * cselib.c (next_uid): Renamed from...
5452 (next_unknown_value): ... this.
5453 (cselib_clear_table): Adjust.
5454 (cselib_reset_table): Adjust. Renamed from...
5455 (cselib_reset_table_with_next_value): ... this.
5456 (cselib_get_next_uid): Adjust. Renamed from...
5457 (cselib_get_next_unknown_value): ... this.
5458 (get_value_hash): Use hash.
5459 (cselib_hash_rtx): Likewise.
5460 (new_cselib_val): Adjust. Set and dump uid.
5461 (cselib_lookup_mem): Pass next_uid as hash.
5462 (cselib_subst_to_values): Likewise.
5463 (cselib_log_lookup): Dump uid.
5464 (cselib_lookup): Pass next_uid as hash. Adjust.
5465 (cselib_process_insn): Adjust.
5466 (cselib_init): Initialize next_uid.
5467 (cselib_finish): Adjust.
5468 (dump_cselib_table): Likewise.
5469 * dse.c (canon_address): Dump value uid.
5470 * print-rtl.c (print_rtx): Print value uid.
5471 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5473 (dv_uid): New function, sort of renamed from...
5474 (dv_htab_hash): ... this, reimplemented in terms of it and...
5475 (dv_uid2hash): ... this. New.
5476 (variable_htab_eq): Drop excess assertions.
5477 (tie_break_pointers): Removed.
5478 (canon_value_cmp): Compare uids.
5479 (variable_post_merge_New_vals): Print uids.
5480 (vt_add_function_parameters): Adjust.
5481 (vt_initialize): Reset table. Adjust.
5483 2010-02-03 Richard Guenther <rguenther@suse.de>
5485 PR tree-optimization/42944
5486 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5487 (call_may_clobber_ref_p_1): Likewise. Properly handle
5488 malloc and calloc clobbering errno.
5490 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5492 * doc/invoke.texi: Fix name of sched1 dump.
5494 * opts.c (decode_options): Set flag_tree_switch_conversion
5495 only conditionally on optimize >= 2.
5497 * gcse.c: Assorted comment fixes in pass description.
5499 2010-02-03 Anthony Green <green@moxielogic.com>
5501 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5502 nop padding in order to maintain alignment of storage location of
5503 target function address.
5504 (moxie_trampoline_init): Store target function address at newly
5506 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5508 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5510 2010-02-03 Richard Guenther <rguenther@suse.de>
5513 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5515 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5517 * config.gcc: Reenable check for obsolete targets.
5518 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5519 mips-sgi-irix6.[0-4]*.
5521 2010-02-02 Nick Clifton <nickc@redhat.com>
5523 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5524 constant size of 4 as being the same as 0.
5525 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5526 can take values in the range 0..4.
5528 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5531 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5532 as _darwin10_Unwind_FindEnclosingFunction().
5533 * libgcc-libsystem.ver: New.
5535 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5538 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5539 implicitly set registers.
5541 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5543 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5544 (arm_override_options): Allow automatic selection of the thread
5545 pointer register if thumb2.
5546 (legitimize_pic_address): Improve code sequences for Thumb2.
5547 (arm_call_tls_get_addr): Likewise.
5548 (legitimize_tls_address): Likewise.
5549 * arm.md (pic_load_addr_arm): Delete. Replace with ...
5550 (pic_load_addr_32bit): ... this. New named pattern.
5551 * thumb2.md (pic_load_addr_thumb2): Delete.
5552 (pic_load_dot_plus_four): Delete.
5553 (tls_load_dot_plus_four): New named pattern.
5555 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5558 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
5559 Document fix for TLS bug.
5561 2010-01-31 Richard Guenther <rguenther@suse.de>
5563 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
5564 conservatively correct.
5566 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5570 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5572 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5574 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5576 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
5578 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
5580 * config.gcc: Adjust order of makefile fragments for mingw targets.
5582 2010-01-31 Richard Guenther <rguenther@suse.de>
5585 * gimplify.c (gimplify_init_constructor): For volatile LHS
5586 initialize a temporary.
5588 2010-01-31 Matthias Klose <doko@ubuntu.com>
5590 * configure.ac: Fix __stack_chk_fail check for cross builds configured
5592 * configure: Regenerate.
5594 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
5596 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5597 the same alias set and their sizes different constantness.
5598 (aliasing_component_refs_p): Revert 2009-10-24 change.
5600 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5602 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
5605 2010-01-29 Richard Guenther <rguenther@suse.de>
5607 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
5608 Assert we successfully updated the call.
5610 2010-01-29 Jakub Jelinek <jakub@redhat.com>
5612 PR rtl-optimization/42889
5613 * df.h (df_set_bb_dirty_nonlr): New prototype.
5614 * df-core.c (df_set_bb_dirty_nonlr): New function.
5615 * df-scan.c (df_insn_rescan): Call it instead of
5616 df_set_bb_dirty for DEBUG_INSNs.
5618 2010-01-29 Richard Guenther <rguenther@suse.de>
5621 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
5622 quadratic behavior in most cases.
5624 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
5627 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5628 in the call to gen_x86_movsicc_0_m1.
5630 2010-01-28 Richard Guenther <rguenther@suse.de>
5632 PR tree-optimization/42871
5633 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
5635 2010-01-28 Richard Guenther <rguenther@suse.de>
5637 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5638 into call arguments.
5640 2010-01-28 Richard Guenther <rguenther@suse.de>
5643 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
5644 the forwarder if the destination is an EH landing pad.
5646 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
5648 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
5649 block list passed to gimple_duplicate_sese_tail.
5650 (parallelize_loops): Avoid parallelization when the function
5652 Avoid parallelization when the preheader is IRREDUCIBLE.
5653 Try to optimize when estimated_loop_iterations_int is unresolved.
5654 Add the loop's location to the dump file.
5655 * tree-cfg.c (add_phi_args_after_redirect): Remove.
5656 (gimple_duplicate_sese_tail): Remove the check for the latch.
5657 Redirect nexits to the exit block.
5658 Remove handling of the incoming edges to the latch.
5659 Redirect the backedge from the copied latch to the exit bb.
5661 2010-01-28 Michael Matz <matz@suse.de>
5664 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5665 Wrap force_reg into a sequence, emit it before user.
5667 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5669 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5671 (arm_legacy_rev): Likewise.
5672 (thumb_legacy_rev): Likewise.
5674 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5676 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5677 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5678 on MEM's address failed, try avoid_constant_pool_reference and
5679 recurse if it returned something different.
5680 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5681 address, try avoid_constant_pool_reference and recurse if it
5682 returned something different.
5683 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5684 address and avoid_constant_pool_reference returned something
5685 different, don't set have_address.
5687 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5690 * var-tracking.c (val_store): Add modified argument, obey it.
5692 (count_uses): Move down logging of main.
5693 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5694 don't need resolution.
5695 (emit_notes_in_bb): Likewise.
5697 2010-01-27 Richard Guenther <rguenther@suse.de>
5700 * tree-inline.c (remap_decl): Delay remapping of SSA name
5701 default definitions until we need them.
5703 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5705 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5706 (rs6000_delegitimize_address): New function.
5708 * config/s390/s390.c (s390_delegitimize_address): Call
5709 delegitimize_mem_from_attrs.
5712 * tree-inline.c (cannot_copy_type_1): Removed.
5713 (copy_forbidden): Don't forbid copying of functions containing
5714 records/unions with variable length fields.
5716 2010-01-27 Christian Bruel <christian.bruel@st.com>
5720 * config/sh/sh.c (find_barrier): Increase length for non delayed
5721 conditional branches.
5723 2010-01-27 Matthias Klose <doko@ubuntu.com>
5725 * configure.ac (gnu-unique-object): Fix ldd version check.
5726 * configure: Regenerate.
5728 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5730 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
5732 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
5733 Test for HAVE_GNU_AS value.
5735 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5737 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
5738 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
5739 INT64_TYPE): Define.
5740 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
5741 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5742 INT_LEAST64_TYPE): Define.
5743 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
5744 UINT_LEAST64_TYPE): Define.
5745 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
5746 INT_FAST64_TYPE): Define.
5747 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5748 UINT_FAST64_TYPE): Define.
5749 (INTMAX_TYPE, UINTMAX_TYPE): Define.
5750 (INTPTR_TYPE, UINTPTR_TYPE): Define.
5751 (SIG_ATOMIC_TYPE): Define.
5753 2010-01-26 Richard Guenther <rguenther@suse.de>
5755 * df-scan.c (df_scan_set_bb_info): Remove assert.
5756 (df_insn_rescan_debug_internal): Merge asserts.
5757 (df_install_ref): Likewise.
5758 (df_mark_reg): Use bitmap_set_range.
5759 (df_hard_reg_used_p): Remove assert.
5760 (df_hard_reg_used_count): Likewise.
5762 2010-01-26 Richard Guenther <rguenther@suse.de>
5764 PR rtl-optimization/42685
5765 * web.c (web_main): Ignore DEBUG_INSNs.
5767 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
5769 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5771 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5772 Fix types of fndecl and arglist parameters.
5774 2010-01-26 Richard Guenther <rguenther@suse.de>
5777 * tree-eh.c (unsplit_eh): Skip debug insns.
5779 2010-01-26 Richard Guenther <rguenther@suse.de>
5781 PR tree-optimization/42250
5782 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5784 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5787 * omp-low.c (expand_omp_sections): Only use single_pred if
5788 l2_bb is single_pred_p.
5790 2010-01-25 Christian Bruel <christian.bruel@st.com>
5793 * config/sh/sh.c (find_barrier): Increase length for non delayed
5794 conditional branches.
5795 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5797 2010-01-24 David S. Miller <davem@davemloft.net>
5799 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5800 define if not using GAS.
5801 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5802 Likewise. Delete SECTION_MERGE code, which is only applicable
5805 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5808 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5809 mangling of va_list in system headers.
5811 2010-01-23 Toon Moene <toon@moene.org>
5813 * tree-predcom.c (combine_chains): Return NULL, not false.
5815 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5817 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5818 initialization of variable res to agree with return type.
5820 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5822 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5823 * tree-sra.c: Add include of expr.h.
5825 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5827 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5828 insert the debug stmt on the single non-EH edge from the stmt.
5830 2010-01-22 Richard Henderson <rth@redhat.com>
5833 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5834 the RHS until after generate_subtree_copies has insertted its
5835 code before the current statement.
5837 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5839 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5841 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5843 2010-01-21 Martin Jambor <mjambor@suse.cz>
5845 PR tree-optimization/42585
5846 * tree-sra.c (struct access): New field grp_total_scalarization.
5847 (dump_access): Dump the new field.
5848 (should_scalarize_away_bitmap): New variable.
5849 (cannot_scalarize_away_bitmap): Likewise.
5850 (sra_initialize): Allocate new bitmaps.
5851 (sra_deinitialize): Free new bitmaps.
5852 (create_access_1): New function.
5853 (create_access): Parts moved to create_access_1.
5854 (type_consists_of_records_p): New function.
5855 (completely_scalarize_record): Likewise.
5856 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5857 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5858 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5860 (analyze_all_variable_accesses): Completely scalarize small eligible
5863 2010-01-21 Martin Jambor <mjambor@suse.cz>
5865 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5867 2010-01-21 Andrew Haley <aph@redhat.com>
5869 * gcc.c (process_command): Move lang_specific_driver before
5870 setting cc_libexec_prefix.
5872 2010-01-21 Richard Guenther <rguenther@suse.de>
5875 * fold-const.c (negate_expr_p): Pretend only negative
5876 real constants are easily negatable.
5878 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5879 Jason Merrill <jason@redhat.com>
5881 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5882 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5883 * calls.c (initialize argument_information): Handle it.
5884 * c-common.c (handle_transparent_union_attribute): Use new name.
5885 * c-decl.c (finish_struct): Ditto.
5886 * c-typeck.c (type_lists_compatible_p): Ditto.
5887 (convert_for_assignment): Use new name and also handle record.
5888 * function.c (aggregate_value_p): Handle it.
5889 (pass_by_reference): Ditto.
5890 (assign_parm_data_types): Ditto.
5891 * print-tree.c (print_node): Ditto.
5892 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5893 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5894 * tree.c (first_field): New fn.
5896 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5899 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5900 even when linking statically, for now.
5902 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5905 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5906 without a cselib val.
5907 (count_uses): Accept MO_VAL_SET with no val on stores.
5908 (add_stores): Likewise.
5910 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5912 * var-tracking.c (check_value_val): Add a compile time assertion.
5913 (dv_is_decl_p): Simplify.
5914 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5915 gcc_assert if ENABLE_CHECKING.
5917 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5920 * var-tracking.c: Include tree-flow.h.
5921 (mem_dies_at_call): New.
5922 (dataflow_set_preserve_mem_locs): Use it.
5923 (dataflow_set_remove_mem_locs): Likewise.
5924 (dump_var): Renamed from dump_variable. Adjust all callers.
5925 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5926 * Makefile.in (var-tracking.o): Adjust deps.
5928 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5930 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5932 2010-01-20 Richard Guenther <rguenther@suse.de>
5934 PR tree-optimization/42717
5935 * tree-ssa-dce.c (get_live_post_dom): Remove.
5936 (forward_edge_to_pdom): Take an arbitrary edge to copy
5937 degenerate PHI args from.
5938 (remove_dead_stmt): Use the first post-dominator even if it
5939 does not contain live statements as redirection destination.
5941 2010-01-20 Richard Guenther <rguenther@suse.de>
5943 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5945 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5947 * sel-sched.c (create_speculation_check): Remove set but not used
5949 (try_transformation_cache): Remove set but not used variable ds.
5950 (calculate_privileged_insns): Remove set but not used variables
5951 cur_insn and min_spec_insn.
5952 (find_best_expr): Remove set but not used variable avail_n.
5953 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5955 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5957 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5958 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5961 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5964 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5965 cpu types. Add support for *-sse3 cpu types.
5966 (x86_64-*-*): Ditto.
5968 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5971 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5972 argument, call initializer_constant_valid_p_1 instead of
5973 initializer_constant_valid_p, pass CACHE to it, return NULL
5974 immediately if first call returns NULL.
5975 (initializer_constant_valid_p_1): New function.
5976 (initializer_constant_valid_p): Use it.
5978 2010-01-20 Thomas Quinot <quinot@adacore.com>
5980 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5982 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5984 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5985 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5986 (loc_list_from_tree): Don't handle unsigned division. Handle
5987 signed modulo using DW_OP_{over,over,div,mul,minus}.
5988 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5989 modulo instead of signed.
5991 2010-01-20 DJ Delorie <dj@redhat.com>
5993 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5995 (h8300_emit_stack_adjustment): Propogate it.
5997 (h8300_expand_prologue): Likewise.
5998 (h8300_expand_epilogue): Likewise.
6000 2010-01-19 Michael Matz <matz@suse.de>
6002 PR tree-optimization/41783
6003 * tree-data-ref.c (toplevel): Include flags.h.
6004 (dump_data_dependence_relation): Also dump the inputs if the
6005 result will be unknown.
6006 (split_constant_offset_1): Look through some conversions.
6007 * tree-predcom.c (determine_roots_comp): Restart a new chain if
6008 the offset from last element is too large.
6009 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
6010 (reassociate_to_the_same_stmt): Handle vector registers.
6011 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
6013 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
6014 wide_prolog_niters argument, emit widening instructions.
6015 (vect_do_peeling_for_alignment): Adjust caller, use widened
6016 variant of the iteration cound.
6017 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
6019 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6022 * config/arm/neon-testgen.m (emit_automatics): New parameter
6023 features. Adjust for Fixed_return_reg feature.
6024 (test_intrinsic): Call emit_automatics with new feature.
6025 * config/arm/neon.ml: Update copyright years.
6026 (features): New Fixed_return_reg feature.
6027 (ops): Update feature for Vget_low.
6029 2010-01-19 Jakub Jelinek <jakub@redhat.com>
6031 PR tree-optimization/42719
6032 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
6036 * fwprop.c (all_uses_available_at): Return false if def_set dest
6037 is a REG that is used in def_insn.
6039 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
6041 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
6043 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
6046 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
6048 * target.h (struct gcc_target) <secondary_reload>: Change type
6049 of last argument to secondary_reload_info *.
6051 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
6054 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
6055 memory references with unaligned offsets. Remove CQImode handling.
6056 (unaligned_memory_operand): Return 1 for memory references with
6057 unaligned offsets. Remove CQImode handling.
6059 2010-01-18 Richard Guenther <rguenther@suse.de>
6062 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
6065 2010-01-18 Richard Guenther <rguenther@suse.de>
6067 PR tree-optimization/42781
6068 * tree-ssa-structalias.c (find_what_var_points_to): Skip
6069 restrict processing only if the original variable was artificial.
6071 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
6073 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
6074 find number of popped argument bytes.
6076 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
6077 Fix the text that describes the return value for invalid insns.
6079 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
6081 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
6082 Clarify what 'cost of the -dependence' is. Fix quoting.
6084 * toplev.c (default_get_pch_validity): Rename argument to "sz".
6085 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
6087 2010-01-17 Jakub Jelinek <jakub@redhat.com>
6089 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6090 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
6092 2010-01-17 Richard Guenther <rguenther@suse.de>
6095 * function.c (split_complex_args): Take a VEC to modify.
6096 (assign_parms_augmented_arg_list): Build a VEC instead of
6097 a chain of PARM_DECLs.
6098 (assign_parms_unsplit_complex): Take a VEC of arguments.
6099 Do not fixup unmodified parms.
6100 (assign_parms): Deal with the VEC.
6101 (gimplify_parameters): Likewise.
6103 2010-01-17 Richard Guenther <rguenther@suse.de>
6105 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
6106 node existence check.
6107 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
6108 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
6109 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
6110 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
6111 (gimple_execute_on_growing_pred): Likewise.
6113 2010-01-17 Richard Guenther <rguenther@suse.de>
6115 PR tree-optimization/42773
6116 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
6117 (compute_antic_aux): Likewise.
6118 (compute_partial_antic_aux): Likewise.
6120 2010-01-17 Jie Zhang <jie.zhang@analog.com>
6123 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
6126 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
6128 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
6131 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
6132 Fix markup for strict argument.
6134 (TARGET_SCHED_REORDER2): Fix argument types.
6136 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
6137 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
6139 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
6140 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
6142 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
6145 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
6146 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
6147 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
6148 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
6149 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
6151 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
6153 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
6155 (TARGET_ASM_RELOC_RW_MASK): Add return type.
6156 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
6158 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
6160 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
6163 (TARGET_ASM_NAMED_SECTION): Fix argument list.
6165 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
6166 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
6168 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
6170 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
6172 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
6173 referring to it. Fix language.
6175 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
6177 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
6179 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
6181 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
6183 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
6184 '@var{stream}. Remove stray 'and'.
6186 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
6188 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
6190 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
6192 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
6193 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
6195 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
6196 Fix description of return value.
6197 Rename argument "sz" to "len."
6199 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
6200 Clarify meaning of 'true' return value.
6202 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
6204 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
6205 rep_mode versus mode_rep.
6207 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
6209 (TARGET_BUILTIN_DECL): Fix name.
6211 (TARGET_COMMUTATIVE_P): Fix type of first argument.
6213 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
6215 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
6217 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
6219 (TARGET_RELAXED_ORDERING): Use @deftypevr.
6221 (TARGET_GET_DRAP_RTX): Note that this is a hook.
6224 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
6225 Rename argument tm_fn to md_fn.
6227 (TARGET_OPTION_PRINT): Fix argument list.
6229 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
6232 * config/i386/i386.c (ix86_fixup_binary_operands):
6233 Revert FMA4 fixup of operands.
6235 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6238 * Makefile.in (write_entries_to_file, install-plugin):
6239 Use \012 instead of \n with tr.
6241 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6243 * configure.ac (HAVE_AS_REF): New C macro.
6244 * configure: Regenerate.
6245 * config.in: Likewise.
6246 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6248 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6251 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6253 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6255 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6257 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6259 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6261 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6263 (TARGET_BINDS_LOCAL_P): Fix argument type.
6265 (TARGET_ASM_FILE_END): Use prototype.
6267 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6269 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6271 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6273 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6275 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6276 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6278 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6279 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6281 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6282 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6283 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6284 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6286 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6288 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6290 (TARGET_INIT_BUILTINS): Use prototype.
6292 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6293 Put 'const char *' in braces. Fix parameter types.
6294 (TARGET_INVALID_CONVERSION): Fix parameter types.
6295 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
6296 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
6298 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
6301 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6303 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6305 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6307 * doc/tm.texi (TARGET_HELP): Fix return type.
6309 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6310 in braces. Fix argument types.
6312 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6314 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6316 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6318 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6319 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6321 (TARGET_MANGLE_TYPE): Fix argument types.
6323 (TARGET_IRA_COVER_CLASSES): Use prototype.
6325 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6327 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6329 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6331 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6333 (TARGET_CALLEE_COPIES): Fix argument types.
6335 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6337 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6339 (TARGET_FUNCTION_VALUE): Fix argument types.
6341 (TARGET_RETURN_IN_MSB): Fix argument type.
6343 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6345 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6347 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6349 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6350 agree with return type.
6352 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6354 2010-01-15 Jing Yu <jingyu@google.com>
6356 PR rtl-optimization/42691
6357 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6358 a pseudo to a constant and are merged, and adjust comments.
6360 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6362 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6364 2010-01-15 Richard Guenther <rguenther@suse.de>
6367 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6368 labels of computed or non-local gotos to the destination.
6369 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6370 landing pad label is the first label.
6372 2010-01-15 Richard Guenther <rguenther@suse.de>
6374 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6376 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6379 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6380 to allow generation of the xssqrtdp instruction on power7.
6381 (sqrtdf2_fpr): Ditto.
6383 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6386 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6387 functions with noreturn attribute.
6390 * varasm.c (declare_weak): Add weak attribute to decl if it
6391 doesn't have one already.
6392 (assemble_external): Only add decls to weak_decls if they also
6393 have weak attribute.
6395 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6397 * var-tracking.c (var_reg_delete): Don't delete the association
6398 between REGs and values or one-part variables if the register
6401 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6404 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6405 because its first operand is a non-localized variable.
6407 2010-01-14 Martin Jambor <mjambor@suse.cz>
6409 PR tree-optimization/42706
6410 * tree-sra.c (encountered_recursive_call): New variable.
6411 (encountered_unchangable_recursive_call): Likewise.
6412 (sra_initialize): Initialize both new variables.
6413 (callsite_has_enough_arguments_p): New function.
6414 (scan_function): Call decl and flags check only for IPA-SRA, check
6415 whether there is a recursive call and whether it has enough arguments.
6416 (all_callers_have_enough_arguments_p): New function.
6417 (convert_callers): Look for recursive calls only when
6418 encountered_recursive_call is set.
6419 (ipa_early_sra): Bail out either if
6420 !all_callers_have_enough_arguments_p or
6421 encountered_unchangable_recursive_call.
6423 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6425 * sel-sched.c: Add 2010 to copyright years.
6426 * sel-sched-ir.c: Likewise.
6427 * sel-sched-ir.h: Likewise.
6429 2010-01-14 Martin Jambor <mjambor@suse.cz>
6431 PR tree-optimization/42714
6432 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6433 constructors specially.
6435 2010-01-14 Andi Kleen <ak@linux.intel.com>
6437 * config/i386/drivers-i386.c (detect_caches_intel):
6438 Add l2sizekb parameter and fill in.
6439 (host_detect_local_cpu): Add l2sizekb, fill in.
6440 Add Atom small cache heuristic.
6442 2010-01-14 Andi Kleen <ak@linux.intel.com>
6444 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6445 Add level3 parameter and fill in.
6446 (detect_caches_intel): Handle level3 cache.
6448 2010-01-14 Andi Kleen <ak@linux.intel.com>
6450 * config/i386/drivers-i386.c (host_detect_local_cpu):
6451 Fix core duo detection.
6453 2010-01-14 Andi Kleen <ak@linux.intel.com>
6455 * config/i386/drivers-i386.c (host_detect_local_cpu):
6458 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6460 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6461 (rs6000_variable_issue_1): this. Use...
6462 (rs6000_variable_issue): here. Reimplement. Print debug info.
6464 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6466 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6467 sel_restore_notes. Update all callers. Call reemit_notes
6470 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6472 PR rtl-optimization/42246
6473 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6476 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6478 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6479 all successors is the same as number of successors in current region.
6481 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6483 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6484 to rename is not separable. Otherwise check that its LHS is not NULL.
6486 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6488 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6490 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6492 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6493 available registers when failed to discover LHS register class.
6494 Fix indentation. Update comment.
6496 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6497 Alexander Monakov <amonakov@ispras.ru>
6499 PR rtl-optimization/42389
6500 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6502 (advance_state_on_fence): Likewise.
6503 (sel_target_adjust_priority): Print debug output only when
6504 sched_verbose >= 4, not 2.
6505 (get_expr_cost): Do not issue all unique insns on the next cycle.
6506 (fill_insns): Initialize can_issue_more from the value saved
6508 * sel-sched-ir.c (flist_add): New parameter issue_more.
6509 Init FENCE_ISSUE_MORE with it.
6510 (merge_fences): Likewise.
6511 (init_fences): Update call to flist_add.
6512 (add_to_fences, add_clean_fence_to_fences)
6513 (add_dirty_fence_to_fences): Likewise.
6514 (move_fence_to_fences): Update call to merge_fences.
6515 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6517 * sel-sched-ir.h (struct _fence): New field issue_more.
6518 (FENCE_ISSUE_MORE): New accessor macro.
6520 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6522 PR rtl-optimization/42388
6523 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6524 that have no predecessors nor successors. Do not call move_bb_info
6525 for empty blocks outside of current region.
6527 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6529 PR rtl-optimization/42294
6530 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6531 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6532 originators' originators.
6534 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6536 PR rtl-optimization/39453
6537 PR rtl-optimization/42246
6538 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6540 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6542 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6543 Alexander Monakov <amonakov@ispras.ru>
6546 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6547 (maybe_tidy_empty_bb): ... here. Make static. Add new
6548 argument. Update all callers.
6549 (tidy_control_flow): ... and here. Recompute topological order
6550 of basic blocks in region if necessary.
6551 (sel_redirect_edge_and_branch): Change return type. Return true
6552 if topological order might have been invalidated.
6553 (purge_empty_blocks): Export and move from...
6554 * sel-sched.c (purge_empty_blocks): ... here.
6555 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
6556 (maybe_tidy_empty_bb): Delete prototype.
6557 (purge_empty_blocks): Declare.
6559 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6561 PR rtl-optimization/42249
6562 * sel-sched.c (try_replace_dest_reg): When chosen register
6563 and original register is the same, do not bail out early, but
6564 still check all original insns for validity of replacing destination
6565 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
6568 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6571 Port from no-undefined-overflow branch:
6572 2009-03-09 Richard Guenther <rguenther@suse.de>
6574 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
6576 2010-01-14 Richard Guenther <rguenther@suse.de>
6579 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
6581 2010-01-14 Ira Rosen <irar@il.ibm.com>
6583 PR tree-optimization/42709
6584 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
6585 as scalar type in creation of constant vector operand.
6587 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6590 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
6591 (check-parallel-%): Match `testsuite' directory component only
6594 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
6596 PR translation/39521
6597 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
6600 2010-01-13 Richard Guenther <rguenther@suse.de>
6602 PR tree-optimization/42730
6603 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
6606 2010-01-13 Steve Ellcey <sje@cup.hp.com>
6609 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
6610 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
6613 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
6615 * config/bfin/libgcc-bfin.ver: Regenerate based on current
6616 libgcc-std.ver. Add entries for ___smulsi3_highpart and
6617 ___umulsi3_highpart.
6619 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
6620 rather than schedule_insns if the pass is enabled.
6622 2010-01-13 Martin Jambor <mjambor@suse.cz>
6624 PR tree-optimization/42704
6625 * tree-sra.c (sra_modify_assign): Do not delete assignments to
6628 2010-01-13 Martin Jambor <mjambor@suse.cz>
6630 PR tree-optimization/42703
6631 * tree-sra.c (analyze_access_subtree): Check that we can build a
6632 reference to the original data within the aggregate.
6634 2010-01-13 Richard Guenther <rguenther@suse.de>
6636 PR tree-optimization/42705
6637 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6639 2010-01-13 Richard Guenther <rguenther@suse.de>
6642 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
6644 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6647 * var-tracking.c (values_to_unmark): New variable.
6648 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6649 values_to_unmark vector. Moved body to...
6650 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6651 instead queue it into values_to_unmark vector.
6652 (vt_find_locations): Free values_to_unmark vector.
6654 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
6656 * config/s390/s390.c (override_options): Set
6657 default of max-pending-list-length to 256
6659 2010-01-13 Richard Guenther <rguenther@suse.de>
6662 * tree-pass.h (PROP_gimple_lcx): New.
6663 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6664 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6665 before the final cleanup_eh.
6666 (dump_properties): Dump PROP_gimple_lcx.
6667 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6668 (tree_lower_complex_O0): Remove.
6669 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6670 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6671 tree_lower_complex, schedule TODO_update_ssa.
6672 * lto-streamer-out.c (output_function): Stream the functions
6674 * lto-streamer-in.c (input_function): Likewise.
6675 (lto_read_body): Do not override them here.
6677 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6680 * c-typeck.c (build_c_cast): Fold value cast to union type before
6681 wrapping it in a CONSTRUCTOR.
6683 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6685 PR rtl-optimization/42699
6686 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6689 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6691 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6692 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6693 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6694 SUBTARGET_WARN_UNUSED_SPEC): ... here
6695 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6697 2010-01-12 Julian Brown <julian@codesourcery.com>
6699 * config/arm/neon-schedgen.ml (Utils): Don't try to
6700 open missing module.
6701 (find_with_result): New.
6703 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6706 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6707 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6709 PR tree-optimization/42645
6710 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6711 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6712 decl_map, set processing_debug_stmt to -1 and return name without
6715 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6717 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6718 binutils version, and reword target configuration description.
6720 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6722 * config/avr/avr.h (LINKER_NAME): Remove.
6724 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6727 * config/rs6000/rs6000.c (rs6000_override_options): On targets
6728 that support VSX, warn for -mno-altivec if vsx is not disabled,
6731 2010-01-11 Joseph Myers <joseph@codesourcery.com>
6732 Shujing Zhao <pearly.zhao@oracle.com>
6734 PR translation/42469
6735 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
6736 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
6737 character between option name and help text.
6738 * c.opt (imultilib): Likewise.
6740 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
6742 * lto-streamer-out.c (output_unreferenced_globals): Output static
6745 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
6747 PR rtl-optimization/42621
6748 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
6749 optimizing for size.
6750 (duplicate_computed_gotos): Remove now-redundant check.
6752 2010-01-10 Steve Ellcey <sje@cup.hp.com>
6755 * configure.ac: Save and restore LDFLAGS and LIBS
6756 * configure: Regenerate.
6758 2010-01-10 Richard Guenther <rguenther@suse.de>
6761 * builtins.c (fold_builtin_strlen): Add type argument and
6762 convert the resulting length to it.
6763 (fold_builtin_1): Adjust.
6765 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6767 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
6768 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6770 (num_insns_constant_wide): Adjust for that change.
6772 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6775 * web.c (union_defs): Add used argument, to combine uses of
6777 (entry_register): Adjust type and tests of used argument.
6778 (web_main): Widen used for new use. Pass it to union_defs.
6779 * df.h (union_defs): Adjust prototype.
6781 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6784 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6785 uses in new incoming argument. Free body.
6786 (reset_debug_uses_in_loop): New.
6787 (analyze_insn_to_expand_var): Call the latter if the former found
6788 anything. Fix whitespace. Reject invalid dest overlaps before
6789 going through all insns in the loop.
6791 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6794 * haifa-sched.c (dying_use_p): Debug insns don't count.
6796 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6799 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6800 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6801 (verify_gimple_call): Reject LHS in noreturn calls.
6803 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6807 * tree-vect-loop-manip.c (adjust_info): New type.
6808 (adjust_vec): New pointer to vector.
6809 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6810 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6811 (slpeel_update_phis_for_duplicate_loop): Use them.
6812 (slpeel_update_phi_nodes_for_guard1): Likewise.
6813 (slpeel_update_phi_nodes_for_guard2): Likewise.
6814 (slpeel_tree_peel_loop_to_edge): Likewise.
6815 (vect_update_ivs_after_vectorizer): Likewise.
6817 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6819 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6820 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6822 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6824 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6825 bogus uninitialized warning.
6827 2010-01-09 Richard Guenther <rguenther@suse.de>
6830 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6831 the evolution is compatible with the initial condition.
6833 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6835 * gcc.c (process_command): Update copyright notice dates.
6836 * gcov.c (print_version): Likewise.
6837 * gcov-dump.c (print_version): Likewise.
6838 * mips-tfile.c (main): Likewise.
6839 * mips-tdump.c (main): Likewise.
6841 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6844 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6846 (rotlhi3_8): Delete.
6848 (rotlsi3_8): Delete.
6849 (rotlsi3_16): Delete.
6850 (rotlsi3_24): Delete.
6852 (*rotw<mode>3): New.
6853 (*rotb<mode>3): New.
6854 * config/avr/avr.c (avr_rotate_bytes): New function.
6855 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6857 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6860 * configure.ac: Modify -rdynamic check.
6861 * configure: Regenerate.
6863 2010-01-08 DJ Delorie <dj@redhat.com>
6865 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6866 register popping order.
6868 2010-01-08 Richard Guenther <rguenther@suse.de>
6871 * c.opt (fsigned-char): Also let LTO handle this option.
6872 (funsigned-char): Likewise.
6874 2010-01-07 Richard Guenther <rguenther@suse.de>
6876 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6877 (gimple_op): Likewise.
6878 (gimple_op_ptr): Likewise.
6879 (gimple_assign_set_lhs): Remove gcc_assert.
6880 (gimple_assign_set_rhs1): Likewise.
6881 (gimple_assign_set_rhs2): Likewise.
6882 (gimple_call_set_lhs): Likewise.
6883 (gimple_call_set_fn): Likewise.
6884 (gimple_call_set_fndecl): Likewise.
6885 (gimple_call_fndecl): Likewise.
6886 (gimple_call_return_type): Likewise.
6887 (gimple_call_set_chain): Likewise.
6888 (gimple_call_num_args): Likewise.
6889 (gimple_call_set_arg): Likewise.
6890 (gimple_cond_set_code): Likewise.
6891 (gimple_cond_set_lhs): Likewise.
6892 (gimple_cond_set_rhs): Likewise.
6893 (gimple_cond_set_true_label): Likewise.
6894 (gimple_cond_set_false_label): Likewise.
6895 (gimple_label_set_label): Likewise.
6896 (gimple_goto_set_dest): Likewise.
6897 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6898 (gimple_debug_bind_get_value): Likewise.
6899 (gimple_debug_bind_get_value_ptr): Likewise.
6900 (gimple_debug_bind_set_var): Likewise.
6901 (gimple_debug_bind_set_value): Likewise.
6902 (gimple_debug_bind_reset_value): Likewise.
6903 (gimple_debug_bind_has_value_p): Likewise.
6904 (gimple_return_retval_ptr): Remove gcc_assert.
6905 (gimple_return_retval): Likewise.
6906 (gimple_return_set_retval): Likewise.
6907 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6908 (safe_referenced_var_iterator): Remove.
6909 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6910 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6911 (fill_referenced_var_vec): Remove.
6912 (first_readonly_imm_use): Remove redundant gcc_assert.
6913 (phi_arg_index_from_use): Combine gcc_asserts.
6914 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6915 (first_imm_use_stmt): Remove redundant gcc_assert.
6916 * tree-cfg.c (verify_gimple_call): Verify function and chain
6917 operands. Verify arguments.
6918 (verify_types_in_gimple_stmt): Verify condition code and labels.
6920 2010-01-07 Richard Guenther <rguenther@suse.de>
6922 PR tree-optimization/42641
6923 * sese.c (rename_map_elt_info): Use the SSA name version, do
6926 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6928 PR tree-optimization/42625
6929 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6930 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6932 2010-01-07 Duncan Sands <baldrick@free.fr>
6934 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6936 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6939 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6940 note itself is not function_invariant_p.
6942 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6944 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6945 Do not add the DF_NOTE problem.
6946 * store-motion.c (execute_rtl_store_motion): Likewise.
6948 2010-01-07 Martin Jambor <mjambor@suse.cz>
6950 PR tree-optimization/42157
6951 * tree-sra.c (compare_access_positions): Stabilize sort if both
6952 accesses have integer types, return zero immediately if they are the
6955 2010-01-06 Richard Henderson <rth@redhat.com>
6958 * haifa-sched.c (add_to_note_list): Merge into ...
6959 (concat_note_lists): ... here, and ...
6960 (unlink_other_notes, rm_other_notes): Merge into...
6961 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6962 NOTE_INSN_EPILOGUE_BEG.
6964 2010-01-06 Richard Guenther <rguenther@suse.de>
6966 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6967 not inline regular functions into always-inline functions.
6969 2010-01-06 Nick Clifton <nickc@redhat.com>
6971 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6972 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6974 (OVERRIDE_OPTIONS): Delete.
6975 (OPTIMIZATION_OPTIONS): Define.
6976 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6977 * config/rx/rx.c (rx_handle_option): Issue an error message if
6978 -mcpu=rx200 and -fpu are used together.
6979 (rx_set_optimization_options): New function. Issue an error
6980 message if an optimization attribute attempts to reset the FPU/
6981 math optimization pairing.
6982 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6983 * config/rx/rx.opt: Set the default to 32-bit doubles.
6984 * config/rx/t-rx: Add multilibs for -nofpu option.
6985 * doc/invoke.texi: Update documentation of RX options.
6987 2010-01-06 Richard Guenther <rguenther@suse.de>
6989 * tree-ssa-pre.c (name_to_id): New global.
6990 (alloc_expression_id): Simplify SSA name handling.
6991 (lookup_expression_id): Likewise.
6992 (init_pre): Zero name_to_id.
6993 (fini_pre): Free it.
6995 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6997 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6999 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
7002 * config/i386/sse.md (smaxv2di3): New.
7003 (umaxv2di3): Likewise.
7004 (sminv2di3): Likewise.
7005 (uminv2di3): Likewise.
7007 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
7010 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
7011 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
7012 (legitimize_tls_address): Likewise.
7013 (sparc_tls_referenced_p): Likewise.
7014 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
7015 and adjust calls to legitimize_pic_address.
7016 (legitimate_constant_p) Use sparc_tls_referenced_p.
7017 (legitimate_pic_operand_p): Likewise.
7018 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
7019 (sparc_tls_symbol_ref_1): Delete.
7020 (sparc_tls_referenced_p): Make static, recognize specific patterns.
7021 (legitimize_tls_address): Make static, handle CONST patterns.
7022 (legitimize_pic_address): Make static, remove unused parameter and
7023 adjust recursive calls.
7024 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
7025 and adjust call to legitimize_pic_address.
7026 (sparc_output_mi_thunk): Likewise.
7028 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
7029 H.J. Lu <hongjiu.lu@intel.com>
7032 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
7033 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
7034 operands to make them signed.
7037 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7040 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7041 GTU to GT for V4SI and V2DI.
7043 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7044 (umin<mode>3): Removed.
7046 (uminv4si3): Likewise.
7048 2010-01-05 Martin Jambor <mjambor@suse.cz>
7050 PR tree-optimization/42462
7051 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
7052 current_function_decl to helper functions and macros.
7054 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7057 * flags.h: Don't include real.h.
7058 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
7059 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
7060 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
7061 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
7062 * dominance.c: Update copyright.
7063 * gimple.c (walk_gimple_op): Remove inline.
7064 * tree-ssa-reassoc.c: Include real.h.
7065 * Makefile.in (FLAGS_H): Remove $(REAL_H).
7066 (tree-ssa-reassoc.o): Depend on $(REAL_H).
7068 2010-01-05 Nick Clifton <nickc@redhat.com>
7070 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
7071 register to push into the stack frame when the accumulator has to
7072 be saved during interrupts.
7074 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
7076 * doc/invoke.texi: Remove the documentation about option
7078 * common.opt (Wunreachable-code): Preserved for backward
7080 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
7081 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
7082 the backward compatibility flag section.
7084 2010-01-05 Richard Guenther <rguenther@suse.de>
7086 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
7088 2010-01-05 Jakub Jelinek <jakub@redhat.com>
7091 * cfgexpand.c (expand_one_var): Diagnose too large variables.
7093 PR tree-optimization/42508
7094 * tree-sra.c (convert_callers): Check for recursive call
7095 by comparing cgraph nodes instead of decls.
7096 (modify_function): Call ipa_modify_formal_parameters also
7097 on all same_body aliases.
7099 * cgraphunit.c (cgraph_materialize_all_clones): Compare
7100 cgraph nodes when checking for same_body aliases.
7102 2010-01-05 Richard Guenther <rguenther@suse.de>
7104 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
7105 allocation and lookup.
7106 (get_or_alloc_expr_for_constant): Likewise.
7107 (phi_translate): Sink allocation.
7109 2010-01-04 Richard Guenther <rguenther@suse.de>
7111 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
7112 a new entry only if needed.
7113 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
7114 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
7116 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
7118 (phi_translate): Handle CONSTANTs early.
7120 2010-01-04 Martin Jambor <mjambor@suse.cz>
7122 PR tree-optimization/42398
7123 * tree-sra.c (struct access): Removed flag grp_different_types.
7124 (dump_access): Do not dump the removed flag.
7125 (sort_and_splice_var_accesses): Do not set the removed flag.
7126 (sra_modify_expr): Check for type compatibility directly.
7128 2010-01-04 Martin Jambor <mjambor@suse.cz>
7130 PR tree-optimization/42366
7131 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
7132 edges with variable number of parameters.
7133 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
7134 flag instead of asserting it.
7135 (ipa_read_node_info): Read uses_analysis_done flag.
7137 2010-01-04 Richard Guenther <rguenther@suse.de>
7139 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
7140 iterative_hash_* as intended.
7141 (vn_reference_compute_hash): Likewise. Simplify hashing
7143 (vn_reference_lookup_2): Likewise.
7144 (vn_nary_op_compute_hash): Likewise.
7145 (vn_phi_compute_hash): Likewise.
7146 (expressions_equal_p): Remove strange code.
7147 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
7148 (pre_expr_hash): Likewise. Simplify hashing SSA names.
7149 (bitmap_insert_into_set_1): Take value-id as parameter.
7150 (add_to_value): Pass it.
7151 (bitmap_insert_into_set): Likewise.
7152 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
7154 2010-01-04 Jakub Jelinek <jakub@redhat.com>
7157 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
7158 (do_self_spec): For switches with SWITCH_IGNORE set set also
7159 SWITCH_IGNORE_PERMANENTLY.
7160 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
7163 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
7165 * lto-streamer-out.c (output_unreferenced_globals): Output the full
7166 tree of an unreferenced global var.
7168 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7171 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7172 GTU to GT for V4SI and V2DI.
7174 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7175 (umin<mode>3): Removed.
7177 (uminv4si3): Likewise.
7179 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7182 * collect2.c (main): Turn on trace in collect2 if -v is passed
7185 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
7187 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
7188 description of expression operand.
7190 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
7192 * configure.ac: Add install-html to target_list for Make-hooks.
7193 * configure: Regenerate.
7194 * fortran/Make-lang.in (F95_HTMLFILES): New.
7195 (fortran.html): Use it.
7196 (fortran.install-html): New.
7197 * Makefile.in (install-html): Add lang.install-html.
7198 * java/Make-lang.in (JAVA_HTMLFILES): New.
7199 (java.html): Use it.
7200 (java.install-html): New.
7201 * objc/Make-lang.in (objc.install-html): New.
7202 * objcp/Make-lang.in (obj-c++.install-html): New.
7203 * cp/Make-lang.in (c++.install-html): New.
7204 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
7205 * lto/Make-lang.in (lto.install-html): New.
7207 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7210 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
7212 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
7214 PR rtl-optimization/41862
7215 * store-motion.c (store_killed_in_insn, compute_store_table,
7216 remove_reachable_equiv_notes, replace_store_insn,
7217 build_store_vectors): Ignore all DEBUG_INSNs.
7219 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7222 * common.opt: Add dumpdir.
7224 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
7226 (option_map): Add --dumpdir.
7228 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
7230 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
7232 * opts.c (decode_options): Try dump_dir_name first if
7233 dump_base_name isn't an absolute path.
7234 (common_handle_option): Handle OPT_dumpdir.
7236 * toplev.c (dump_dir_name): New.
7237 (print_switch_values): Also ignore -dumpdir.
7239 * toplev.h (dump_dir_name): New.
7241 2010-01-03 Richard Guenther <rguenther@suse.de>
7243 PR tree-optimization/42589
7244 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7245 double-word expansion of bswap32.
7247 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7249 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7250 with BLOCK_FOR_INSN.
7251 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7252 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7253 noce_process_if_block): Likewise.
7254 * gcse.c (compute_local_properties, insert_expr_in_table,
7255 insert_set_in_table, canon_list_insert, find_avail_set,
7256 pre_insert_copy_insn): Likewise.
7258 * basic-block.h (BLOCK_NUM): Move from here...
7259 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7261 2010-01-03 Richard Guenther <rguenther@suse.de>
7263 PR tree-optimization/42438
7264 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7265 contains_may_not_return_call flag.
7266 (BB_MAY_NOTRETURN): New.
7267 (valid_in_sets): Trapping nary operations are not valid
7268 in blocks that may not return.
7269 (insert_into_preds_of_block): Remove check for trapping expressions.
7270 (compute_avail): Compute also BB_MAY_NOTRETURN.
7272 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7274 * doc/invoke.texi: Add 2010 to copyright years.
7276 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7278 * config/sparc/sparc.c: Fix formatting nits.
7280 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7281 Alexander Monakov <amonakov@ispras.ru>
7283 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7285 2010-01-02 Richard Guenther <rguenther@suse.de>
7288 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7289 (simplify_switch_using_ranges): Mark to be removed edges
7292 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7294 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7296 * collect2.c (scan_libraries): Add missing argument in call to
7299 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
7302 * config/alpha/predicates.md (aligned_memory_operand): Return false
7304 (unaligned_memory_operand): Return true for CQImode.
7305 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7306 doesn not cross aligned SImode word boundary.
7308 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7310 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7312 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7313 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7315 2010-01-02 Richard Guenther <rguenther@suse.de>
7318 * toplev.c (compile_file): Emit LTO marker properly. Change
7320 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7322 2010-01-01 Richard Guenther <rguenther@suse.de>
7325 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7327 2010-01-01 Richard Guenther <rguenther@suse.de>
7330 * c-decl.c (grokdeclarator): For zero-size arrays force
7331 structural equality checks as layout_type does.
7333 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7335 * builtins.c: Update copyright to 2010.
7337 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7340 * lto-streamer-out.c (produce_asm): Revert the last change.
7341 (copy_function): Likewise.
7343 * lto-streamer.c (lto_get_section_name): Skip any leading
7346 2010-01-01 Richard Guenther <rguenther@suse.de>
7349 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7353 Copyright (C) 2010 Free Software Foundation, Inc.
7355 Copying and distribution of this file, with or without modification,
7356 are permitted in any medium without royalty provided the copyright
7357 notice and this notice are preserved.