1 2010-04-26 Jan Hubicka <jh@suse.cz>
3 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
5 2010-04-26 Richard Guenther <rguenther@suse.de>
8 * gimple.c (gimple_decl_printable_name): Deal gracefully
11 2010-04-26 Richard Guenther <rguenther@suse.de>
14 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
15 if emitting debug information and it is either a function
18 2010-04-26 Ira Rosen <irar@il.ibm.com>
20 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
21 determine if the statement is vectorizable, and a macro to
23 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
24 Skip statements that can't be vectorized. If the analysis
25 fails, mark the statement as unvectorizable if vectorizing
27 (vect_compute_data_refs_alignment): Likewise.
28 (vect_verify_datarefs_alignment): Skip statements marked as
29 unvectorizable. Add print.
30 (vect_analyze_group_access): Skip statements that can't be
31 vectorized. If the analysis fails, mark the statement as
32 unvectorizable if vectorizing basic block.
33 (vect_analyze_data_ref_accesses, vect_analyze_data_refs):
35 * tree-vect-stmts.c (vectorizable_store): Fix the number of
36 generated stmts for SLP.
37 (new_stmt_vec_info): Initialize the new field.
38 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
39 statements marked as unvectorizable.
41 2010-04-25 Joseph Myers <joseph@codesourcery.com>
43 * c-common.c (flag_isoc1x): New.
44 (flag_isoc99): Update comment.
45 * c-common.h (flag_isoc1x): New.
46 (flag_isoc99): Update comment.
47 * c-cppbuiltin.c (builtin_define_float_constants): Also define
48 __<type>_DECIMAL_DIG__.
49 * c-opts.c (set_std_c1x): New.
50 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
51 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
52 * c.opt (-std=c1x, -std=gnu1x): New options.
53 * doc/cpp.texi: Mention -std=c1x.
54 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
55 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
56 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
57 * doc/standards.texi: Mention C1X.
58 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
59 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
60 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
63 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
65 * config/i386/gmon-sol2.c (_mcleanup): Change format string
66 placeholder from 0x%x to %#x.
67 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
68 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
69 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
70 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
71 * config/i386/i386.c (ix86_target_string): Ditto.
72 (output_pic_addr_const): Ditto.
73 (print_operand): Ditto.
75 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
77 * combine.c (find_split_point): Add third argument. Use it
78 to find nested multiply-accumulate instructions. Adjust calls.
79 (try_combine): Adjust call to find_split_point.
81 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
83 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
85 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
87 PR tree-optimization/41442
88 * fold-const.c (merge_truthop_with_opposite_arm): New function.
89 (fold_binary_loc): Call it.
91 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
93 * toplev.c (general_init): Set default for fdiagnostics-show-option.
94 * opts.c (common_handle_option): Allow disabling it.
95 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
97 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
99 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
100 between modes if both types are integral.
102 2010-04-23 Richard Guenther <rguenther@suse.de>
104 PR tree-optimization/43572
105 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
107 2010-04-23 Richard Guenther <rguenther@suse.de>
110 * tree-inline.c (tree_can_inline_p): Also check compatibility
113 2010-04-23 Martin Jambor <mjambor@suse.cz>
115 PR tree-optimization/43846
116 * tree-sra.c (struct access): New flag grp_assignment_read.
117 (build_accesses_from_assign): Set grp_assignment_read.
118 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
119 (enum mark_read_status): New type.
120 (analyze_access_subtree): Propagate grp_assignment_read, create
121 accesses also if both direct_read and root->grp_assignment_read.
123 2010-04-23 Martin Jambor <mjambor@suse.cz>
126 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
127 function does not have type attributes.
129 2010-04-23 Richard Guenther <rguenther@suse.de>
132 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
135 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
137 * sese.h (create_if_region_on_edge): Remove.
139 * sese.c (create_if_region_on_edge): Make static.
141 * tree-inline.c: Do not include ggc.h.
143 * expr.c: Do not include ggc.h.
145 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
148 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
151 * config/sh/sh.c (find_barrier): Don't emit a constant pool
152 in the middle of insns for casesi_worker_2.
154 2010-04-22 David Edelsohn <edelsohn@gnu.org>
156 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
158 2010-04-22 Ira Rosen <irar@il.ibm.com>
160 PR tree-optimization/43842
161 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
162 loop unrolling in update of exit phis. Fix comment.
163 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
164 least two reduction statements in the loop before starting SLP
167 2010-04-22 Nick Clifton <nickc@redhat.com>
169 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
171 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
173 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
176 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
178 * tree-parloops.c (loop_parallel_p): New argument
179 parloop_obstack. Pass it down.
180 (parallelize_loops): New variable parloop_obstack. Initialize it,
181 pass it down, free it.
183 * tree-loop-linear.c (linear_transform_loops): Pass down
186 * tree-data-ref.h (lambda_compute_access_matrices): New argument
187 of type struct obstack *.
189 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
190 scratch_obstack. Initialize it, pass down, free it.
192 * lambda.h (lambda_loop_new): Remove.
193 (lambda_matrix_new, lambda_matrix_inverse)
194 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
195 argument of type struct obstack *.
197 * lambda-trans.c (lambda_trans_matrix_new): New argument
198 lambda_obstack. Pass it down, use obstack allocation for ret.
199 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
202 * lambda-mat.c (lambda_matrix_get_column)
203 (lambda_matrix_project_to_null): Remove.
204 (lambda_matrix_new): New argument lambda_obstack. Use obstack
206 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
209 * lambda-code.c (lambda_loop_new): New function.
210 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
211 (lambda_compute_auxillary_space, lambda_compute_target_space)
212 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
213 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
214 (build_access_matrix): New argument lambda_obstack. Use obstack
216 (lambda_compute_step_signs, lambda_compute_access_matrices): New
217 argument lambda_obstack. Pass it down.
219 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
221 * optabs.h (expand_widening_mult): Declare.
223 2010-04-22 Richard Guenther <rguenther@suse.de>
225 PR tree-optimization/43845
226 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
227 lookup the CALL_EXPR function and arguments.
229 2010-04-22 Nick Clifton <nickc@redhat.com>
231 * config/stormy16/stormy16.c
232 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
233 * config/stormy16/stormy16.h: Tidy up formatting.
234 (DONT_USE_BUILTIN_SETJMP): Remove definition.
235 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
236 (ineqbranchsi): Delete pattern.
237 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
238 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
239 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
240 stormy16-lib2-ucmpsi2.c.
242 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
244 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
245 df_simulate_find_noclobber_defs as appropriate. Keep track of an
246 extra set merge_set_noclobber, and use it to relax the final test
248 * df.h (df_simulate_find_noclobber_defs): Declare.
249 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
251 (df_simulate_find_noclobber_defs): New function.
253 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
255 * config/i386/i386.md: Use {} around multi-line preparation statements.
257 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
259 * c-tree.h (push_init_level, pop_init_level, set_init_index)
260 (process_init_element): New argument of type struct obstack *.
262 * c-typeck.c (push_init_level, pop_init_level, set_designator)
263 (set_init_index, set_init_label, set_nonincremental_init)
264 (set_nonincremental_init_from_string, find_init_member)
265 (output_init_element, output_pending_init_elements)
266 (process_init_element): New argument braced_init_obstack. Pass it
268 (push_range_stack, add_pending_init): New argument
269 braced_init_obstack. Use obstack allocation.
271 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
272 braced_init_obstack. Pass it down.
273 (c_parser_braced_init): New variables ret, braced_init_obstack.
274 Initialize obstack, pass it down and finally free it.
276 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
279 * tree-pass.h (pass_optimize_widening_mul): Declare.
280 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
281 gate_optimize_widening_mul): New static functions.
282 (pass_optimize_widening_mul): New.
283 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
284 <case MULT_EXPR>: Remove support for widening multiplies.
285 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
286 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
287 simplify_gen_unary rather than directly building extensions.
288 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
290 * expmed.c (expand_widening_mult): New function.
291 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
293 2010-04-21 Jan Hubicka <jh@suse.cz>
295 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
296 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
297 * lto-wpa-fixup.c: Remove.
298 * Makefile.in (lto-wpa-fixup.o): Remove.
299 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
300 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
301 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
303 2010-04-21 Jan Hubicka <jh@suse.cz>
305 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
306 add write_optimization_summary, read_optimization_summary.
307 (ipa_write_summaries_of_cgraph_node_set): Remove.
308 (ipa_write_optimization_summaries): Declare.
309 (ipa_read_optimization_summaries): Declare.
310 * ipa-cp.c (pass_ipa_cp): Update.
311 * ipa-reference.c (pass_ipa_reference): Update.
312 * ipa-pure-const.c (pass_ipa_pure_const): Update.
313 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
315 * ipa-inline.c (pass_ipa_inline): Update.
316 * ipa.c (pass_ipa_whole_program): Update.
317 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
318 * passes.c (ipa_write_summaries_1): Do not test wpa.
319 (ipa_write_optimization_summaries_1): New.
320 (ipa_write_optimization_summaries): New.
321 (ipa_read_summaries): Do not test ltrans.
322 (ipa_read_optimization_summaries_1): New.
323 (ipa_read_optimization_summaries): New.
325 2010-04-21 Jan Hubicka <jh@suse.cz>
327 * lto-cgraph.c (lto_output_node): Do not output comdat groups
329 (output_cgraph): Do not arrange comdat groups for boundary nodes.
331 2010-04-21 Jakub Jelinek <jakub@redhat.com>
334 * dwarf2out.c (add_name_and_src_coords_attributes): Add
335 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
337 2010-04-21 Jan Hubicka <jh@suse.cz>
339 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
341 2010-04-21 Jan Hubicka <jh@suse.cz>
343 * varpool.c (decide_is_variable_needed): Variable is always needed
346 2010-04-21 Jan Hubicka <jh@suse.cz>
348 * opts.c (decode_options): Enable pure-const pass for whopr.
350 2010-04-21 Jan Hubicka <jh@suse.cz>
352 * cgraph.c (dump_cgraph_node): Dump also assembler name.
353 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
355 (cgraph_decide_inlining): Do not expect callee to be removed in all
358 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
360 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
362 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
364 * config/i386/i386.md (x86_shrd): Add athlon_decode and
365 amdfam10_decode attributes.
367 2010-04-21 Jakub Jelinek <jakub@redhat.com>
370 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
371 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
372 (lower_copyprivate_clauses): Use private var in outer
373 context instead of original var. Make sure the types
374 are correct for VLAs.
376 2010-04-21 Richard Guenther <rguenther@suse.de>
378 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
379 to non-pointer objects.
381 2010-04-21 Jakub Jelinek <jakub@redhat.com>
383 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
384 last chain entry if it starts with the still current label.
385 (add_location_or_const_value_attribute): Check that
386 loc_list->first->next is NULL instead of comparing ->first with ->last.
387 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
388 to add_var_loc_to_decl.
390 * dwarf2out.c (output_call_frame_info): For dw_cie_version
391 >= 4 add also address size and segment size fields into CIE header.
393 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
394 long as address size is the same as sizeof (void *) and
396 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
397 address size or segment size is unexpected, return DW_EH_PE_omit.
398 (classify_object_over_fdes): If get_cie_encoding returned
399 DW_EH_PE_omit, return -1.
400 (init_object): If classify_object_over_fdes returned -1,
401 pretend there were no FDEs at all.
403 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
405 * config/i386/i386.md (bswap<mode>2): Macroize expander from
406 bswap{si,di}2 using SWI48 mode iterator.
407 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
408 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
409 set modrm attribute of bswap insn to 0 and remove length attribute.
410 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
411 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
412 set mode attribute to <MODE> and remove length attribute.
414 2010-04-20 James E. Wilson <wilson@codesourcery.com>
416 PR rtl-optimization/43520
417 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
418 zero available registers.
420 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
422 * builtins.c (fold_builtin_cproj): Fold more cases.
424 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
426 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
427 (fold_builtin_1): Fold builtin cproj.
428 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
429 Use ATTR_CONST_NOTHROW_LIST.
431 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
433 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
434 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
435 ffsi2_no_cmove for !TARGET_CMOVE.
436 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
437 (ffssi2): Remove expander.
438 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
440 (ctz<mode>2): Ditto from ctz{si,di}2.
441 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
443 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
446 2010-04-20 Jakub Jelinek <jakub@redhat.com>
448 * dwarf2out.c (AT_linkage_name): Define.
449 (clone_as_declaration): Handle DW_AT_linkage_name.
450 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
451 of DW_AT_MIPS_linkage_name.
452 (move_linkage_attr): Likewise.
453 (dwarf2out_finish): Likewise.
455 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
458 * fold-const.c (fold_comparison): New folding rule.
460 2010-04-20 Anatoly Sokolov <aesok@post.ru>
462 * double-int.h (double_int_setbit): Declare.
463 * double-int.c (double_int_setbit): New function.
464 * rtl.h (immed_double_int_const): Declare.
465 * emit-rtl.c (immed_double_int_const): New function.
466 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
467 and immed_double_int_const functions.
468 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
469 expand_copysign_bit): (Ditto.).
470 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
471 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
472 * dojump.c (prefer_and_bit_test): (Ditto.).
473 * expr.c (convert_modes, reduce_to_bit_field_precision,
474 const_vector_from_tree): (Ditto.).
475 * expmed.c (mask_rtx, lshift_value): (Ditto.).
477 2010-04-20 Jan Hubicka <jh@suse.cz>
479 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
480 (dump_cgraph_node): Dump new flags.
481 * cgraph.h (struct cgraph_node): Add flags
482 reachable_from_other_partition and in_other_partition.
483 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
484 other partition can not be removed.
485 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
486 the other partition must be output; silence sanity checking on
487 leaking functions bodies from other paritition.
488 * lto-cgraph.c (reachable_from_other_partition_p): New function.
489 (lto_output_node): Output new flags; do not sanity check that inline
490 clones are output; drop lto_forced_extern_inline_p code; do not mock
491 visibility flags at partition boundaries.
492 (add_node_to): New function.
493 (output_cgraph): Use it to sort functions so masters appear before
495 (input_overwrite_node): Input new flags.
496 * passes.c (ipa_write_summaries): Do not call
497 lto_new_extern_inline_states.
498 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
499 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
500 lto_forced_extern_inline_p): Kill.
501 * lto-streamer.h (lto_new_extern_inline_states,
502 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
503 lto_forced_extern_inline_p): Kill.
505 2010-04-20 Richard Guenther <rguenther@suse.de>
507 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
508 from vars that can have pointers.
509 (process_constraint): Dump useless constraints.
511 2010-04-20 Richard Guenther <rguenther@suse.de>
513 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
514 (dump_sa_points_to_info): Remove asserts.
515 (init_base_vars): nothing_id isn't an escape point nor does it
518 2010-04-20 Jakub Jelinek <jakub@redhat.com>
520 * tree.h (TYPE_REF_IS_RVALUE): Define.
521 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
522 should_move_die_to_comdat, prune_unused_types_walk): Handle
523 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
524 (modified_type_die, gen_reference_type_die): Emit
525 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
526 if TYPE_REF_IS_RVALUE and -gdwarf-4.
528 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
531 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
532 calls for -fpic -m31 if they have been sibcall optimized.
534 2010-04-19 James E. Wilson <wilson@codesourcery.com>
536 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
537 ar.lc fixed and call-used.
539 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
541 2010-04-19 Jan Hubicka <jh@suse.cz>
543 * opts.c (decode_options): Disable whpr incompatible passes.
544 * lto/lto.c (lto_1_to_1_map): Skip clones.
545 (read_cgraph_and_symbols): Do not mark everything as needed.
546 (do_whole_program_analysis): Do map only after optimizing;
547 set proper cgraph_state; use passmanager.
549 2010-04-19 DJ Delorie <dj@redhat.com>
551 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
552 POINTER_PLUS_EXPR and fix them.
554 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
556 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
557 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
558 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
559 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
560 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
561 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
562 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
563 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
564 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
565 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
566 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
568 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
570 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
571 (check_cond_move_block): Likewise.
572 (cond_move_process_if_block): Likewise.
573 (noce_find_if_block): Improve formatting.
574 (find_if_header): Pass 0 to memset and tweak conditions.
575 (cond_exec_find_if_block): Fix long lines and tweak conditions.
577 2010-04-19 Jakub Jelinek <jakub@redhat.com>
579 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
583 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
584 with non-local decl doesn't need chain.
586 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
588 * ira-color.c (allocno_reload_assign): Avoid accumulating
589 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
591 2010-04-19 Martin Jambor <mjambor@suse.cz>
593 * gimple.h (create_tmp_reg): Declare.
594 * gimplify.c (create_tmp_reg): New function.
595 (gimplify_return_expr): Use create_tmp_reg.
596 (gimplify_omp_atomic): Likewise.
597 (gimple_regimplify_operands): Likewise.
598 * tree-dfa.c (make_rename_temp): Likewise.
599 * tree-predcom.c (predcom_tmp_var): Likewise.
600 (reassociate_to_the_same_stmt): Likewise.
601 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
602 (get_replaced_param_substitute): Likewise.
603 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
604 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
605 * tree-ssa-pre.c (get_representative_for): Likewise.
606 (create_expression_by_pieces): Likewise.
607 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
608 (create_tailcall_accumulator): Likewise.
610 2010-04-19 Martin Jambor <mjambor@suse.cz>
612 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
614 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
616 2010-04-19 Richard Guenther <rguenther@suse.de>
618 PR tree-optimization/43796
619 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
620 from SCEV in the lattice.
621 (vrp_visit_phi_node): Dump change.
623 2010-04-19 Richard Guenther <rguenther@suse.de>
625 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
626 * configure: Re-generated.
628 2010-04-19 Richard Guenther <rguenther@suse.de>
630 PR tree-optimization/43783
631 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
632 constant ARRAY_REF operands two and three if possible.
634 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
637 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
639 2010-04-19 Jie Zhang <jie@codesourcery.com>
642 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
644 2010-04-19 Ira Rosen <irar@il.ibm.com>
646 PR tree-optimization/37027
647 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
648 and macro to access it.
649 (vectorizable_reduction): Add argument.
650 (vect_get_slp_defs): Likewise.
651 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
652 statements for possible use in SLP.
653 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
654 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
655 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
657 (vectorizable_reduction): Likewise.
658 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
660 (vectorizable_type_demotion, vectorizable_type_promotion,
661 vectorizable_store): Likewise.
662 (vect_analyze_stmt): Update call to vectorizable_reduction.
663 (vect_transform_stmt): Likewise.
664 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
665 (vect_build_slp_tree): Fix indentation. Check that there are no loads
666 from different interleaving chains in same node.
667 (vect_slp_rearrange_stmts): New function.
668 (vect_supported_load_permutation_p): Allow load permutations for
669 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
670 inside SLP nodes if necessary.
671 (vect_analyze_slp_instance): Handle reductions.
672 (vect_analyze_slp): Try to build SLP instances originating from groups
674 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
675 (vect_get_constant_vectors): Create initial vectors for reductions
676 according to reduction code. Add new argument.
677 (vect_get_slp_defs): Add new argument, pass it to
678 vect_get_constant_vectors.
679 (vect_schedule_slp_instance): Remove SLP tree root statements.
681 2010-04-19 Jakub Jelinek <jakub@redhat.com>
683 * tree.h (ENUM_IS_SCOPED): Define.
684 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
685 for ENUM_IS_SCOPED enums.
687 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
689 * fold-const.c (fold_comparison): Use ssizetype.
690 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
691 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
692 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
693 * tree-object-size.c (compute_object_sizes): Use size_type_node.
695 * tree.h (initialize_sizetypes): Remove parameter.
696 (build_common_tree_nodes): Remove second parameter.
697 * stor-layout.c (initialize_sizetypes): Remove parameter.
698 Always create an unsigned type.
699 (set_sizetype): Assert that the passed type is unsigned and simplify.
700 * tree.c (build_common_tree_nodes): Remove second parameter.
701 Adjust call to initialize_sizetypes.
702 * c-decl.c (c_init_decl_processing): Remove second argument in call to
703 build_common_tree_nodes.
705 2010-04-18 Matthias Klose <doko@ubuntu.com>
707 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
709 2010-04-18 Ira Rosen <irar@il.ibm.com>
711 PR tree-optimization/43771
712 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
713 load permutation doesn't have gaps.
715 2010-04-18 Jan Hubicka <jh@suse.cz>
717 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
718 (sse_prologue_save_insn expander): Use new pattern.
719 (sse_prologue_save_insn1): New pattern and splitter.
720 (sse_prologue_save_insn): Update to deal also with 64bit aligned
722 * i386.c (setup_incoming_varargs_64): Do not compute jump
724 (ix86_gimplify_va_arg): Update alignment needed.
725 (ix86_local_alignment): Do not align all local arrays to 128bit.
727 2010-04-17 Jan Hubicka <jh@suse.cz>
729 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
731 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
733 * arm.md (negdi2): Remove redundant code to force values into a
736 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
738 * arm/bpabi.S: Add EABI alignment attributes to objects.
739 * arm/bpabi-v6m.S: Likewise.
740 * arm/crti.asm: Likewise.
741 * arm/crtn.asm: Likewise.
742 * arm/lib1funcs.asm: Likewise.
743 * arm/libunwind.S: Likewise.
745 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
747 * arm-protos.h (tune_params): New structure.
748 * arm.c (current_tune): New variable.
749 (arm_constant_limit): Delete.
750 (struct processors): Add pointer to the tune parameters.
751 (arm_slowmul_tune): New tuning option.
752 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
753 (all_cores): Adjust to pick up the tuning model.
754 (arm_constant_limit): New function.
755 (arm_override_options): Select the appropriate tuning model. Delete
756 initialization of arm_const_limit.
757 (arm_split_constant): Use the new constant-limit model.
758 (arm_rtx_costs): Pick up the current tuning model.
759 * arm.md (is_strongarm, is_xscale): Delete.
760 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
761 for Xscale variant architectures.
762 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
764 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
766 * config/arm/arm.c (arm_gen_constant): Remove unused variable
768 (arm_rtx_costs_1): Remove unused variable extra_cost.
769 (arm_unwind_emit_set): Use variable offset.
770 (thumb1_output_casesi): Remove unused variable flags.
772 2010-04-16 Jeff Law <law@redhat.com>
774 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
775 needing assignment rather than doing a two-phase assignment. Remove
778 2010-04-16 Jakub Jelinek <jakub@redhat.com>
781 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
783 2010-04-16 Doug Kwan <dougkwan@google.com>
785 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
786 (next_operand_entry_id): New static variable.
787 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
788 (add_to_ops_vec): Assigned unique ID to operand entry.
789 (struct oecount_s): New field ID.
790 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
791 (undistribute_ops_list): Assign unique IDs to oecounts.
792 (init_reassoc): reset next_operand_entry_id.
794 2010-04-16 Doug Kwan <dougkwan@google.com>
796 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
797 missing left parenthesis.
799 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
801 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
802 *btdi_rex64 using SWI48 mode iterator.
803 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
804 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
805 *jcc_btdi_mask_rex64.
807 2010-04-16 Anatoly Sokolov <aesok@post.ru>
809 * double-int.h (tree_to_double_int): Convert to macro.
810 * double-int.c (tree_to_double_int): Remove.
812 2010-04-16 Jakub Jelinek <jakub@redhat.com>
815 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
816 with want_address 2 and in case a single element list might be
817 possible, call it again with want_address 0.
819 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
821 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
822 case 'W' print operands for HI mode.
823 * config/h8300/h8300.h (Y0, Y2) : New constraints.
824 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
825 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
826 * config/h8300/predicate.md (bit_register_indirect_operand): New.
828 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
830 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
831 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
832 #xx:3 and #xx:4 mode.
834 * config/h8300/h8300.md (inverted load with HImode dest): Add
837 * config/h8300/predicate.md (bit_operand): Allow immediate values that
838 satisfy 'U' constraint.
840 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
842 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
843 * configure: Regenerate.
844 * config.in: Regenerate.
845 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
848 2010-04-16 Richard Guenther <rguenther@suse.de>
850 * tree.h (struct tree_decl_minimal): Move pt_uid ...
851 (struct tree_decl_common): ... here.
852 (DECL_PT_UID): Adjust.
853 (SET_DECL_PT_UID): Likewise.
854 (DECL_PT_UID_SET_P): Likewise.
856 2010-04-16 Richard Guenther <rguenther@suse.de>
858 PR tree-optimization/43572
859 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
860 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
861 * tree-flow.h (is_call_clobbered): Remove.
862 * tree-flow-inline.h (is_call_clobbered): Likewise.
863 * tree-dfa.c (dump_variable): Do not dump call clobber state.
864 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
865 (execute_return_slot_opt): Adjust.
866 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
867 check for call clobbered vars here.
868 (find_tail_calls): Move tailcall verification to the
871 2010-04-16 Diego Novillo <dnovillo@google.com>
873 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
875 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
878 * config/arm/arm.md (cbranchqi4): New pattern.
879 * config/arm/predicates.md (const0_operand,
880 cbranchqi4_comparison_operator): New predicates.
882 2010-04-16 Richard Guenther <rguenther@suse.de>
884 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
885 (dump_gimple_stmt): Likewise.
887 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
889 * recog.h (struct recog_data): New field is_operator.
890 (struct insn_operand_data): New field is_operator.
891 * recog.c (extract_insn): Set recog_data.is_operator.
892 * genoutput.c (output_operand_data): Emit code to set the
894 * reload.c (find_reloads): Use it rather than testing for an
895 empty constraint string.
898 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
899 If the previous insn is a cbranchsi4_insn with the same arguments,
900 omit the compare instruction.
902 * config/arm/arm.md (addsi3_cbranch): If destination is a high
903 register, inputs must be low registers and we need a low register
904 scratch. Handle alternative 2 like alternative 3.
906 2010-04-16 Jakub Jelinek <jakub@redhat.com>
908 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
909 don't call get_addr on both. If one expression is a VALUE and
910 the other a REG, check VALUE's locs if the REG isn't among them.
912 2010-04-16 Christian Bruel <christian.bruel@st.com>
914 * config/sh/sh.h (sh_frame_pointer_required): New function.
915 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
916 (flag_omit_frame_pointer) Set.
917 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
918 (rounded_frame_size): Adjust size with outgoing_args_size.
919 (sh_set_return_address): Must return from stack pointer.
920 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
921 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
922 (ACCUMULATE_OUTGOING_ARGS): Define.
923 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
924 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
926 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
929 * config/sh/sh.c (sh_legitimize_reload_address): Use
930 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
931 Remove a unneeded check for offset_base.
933 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
935 * configure: Regenerated.
937 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
939 * config/s390/s390.c (s390_call_save_register_used): Switch back
942 2010-04-15 Richard Guenther <rguenther@suse.de>
944 * alias.c (alias_set_subset_of): Handle alias-set zero
947 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
948 Julian Brown <julian@codesourcery.com>
950 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
951 alternatives according to use of high and low regs.
952 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
953 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
954 optimizing for size on Thumb-2.
956 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
958 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
960 2010-04-15 Richard Guenther <rguenther@suse.de>
962 * tree-ssa-structalias.c (struct variable_info): Add
964 (new_var_info): Initialize it.
965 (dump_constraints): Support printing last added constraints.
966 (debug_constraints): Adjust.
967 (dump_constraint_graph): Likewise.
968 (make_heapvar_for): Check for NULL cfun.
969 (get_function_part_constraint): New function.
970 (get_fi_for_callee): Likewise.
971 (find_func_aliases): Properly implement IPA PTA constraints.
972 (process_ipa_clobber): New function.
973 (find_func_clobbers): Likewise.
974 (insert_into_field_list_sorted): Remove.
975 (create_function_info_for): Properly allocate vars for IPA mode.
976 Do not use insert_into_field_list_sorted.
977 (create_variable_info_for): Properly generate constraints for
978 global vars in IPA mode.
979 (dump_solution_for_var): Always dump the solution.
980 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
981 (find_what_var_points_to): Adjust.
982 (pt_solution_set): Change.
983 (pt_solution_ior_into): New function.
984 (pt_solution_empty_p): Export.
985 (pt_solution_includes_global): Adjust.
986 (pt_solution_includes_1): Likewise.
987 (pt_solutions_intersect_1): Likewise.
988 (dump_sa_points_to_info): Check some invariants.
989 (solve_constraints): Move constraint dumping ...
990 (compute_points_to_sets): ... here.
991 (ipa_pta_execute): ... and here.
992 (compute_may_aliases): Do not re-compute points-to info
993 locally if IPA info is available.
994 (ipa_escaped_pt): New global var.
995 (ipa_pta_execute): Properly implement IPA PTA.
996 * tree-into-ssa.c (dump_decl_set): Support dumping
997 decls not in referenced-vars.
998 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
999 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
1000 (dump_points_to_solution): Likewise.
1001 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
1002 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
1003 (remap_gimple_stmt): Reset call clobber/use information if necessary.
1004 (copy_decl_to_var): Copy DECL_PT_UID.
1005 (copy_result_decl_to_var): Likewise.
1006 * tree.c (make_node_stat): Initialize DECL_PT_UID.
1007 (copy_node_stat): Copy it.
1008 * tree.h (DECL_PT_UID): New macro.
1009 (SET_DECL_PT_UID): Likewise.
1010 (DECL_PT_UID_SET_P): Likewise.
1011 (struct tree_decl_minimal): Add pt_uid member.
1012 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
1013 (pt_solution_empty_p): Declare.
1014 (pt_solution_set): Adjust.
1015 (ipa_escaped_pt): Declare.
1016 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
1017 * gimple-pretty-print.c (pp_points_to_solution): New function.
1018 (dump_gimple_call): Dump call clobber/use information.
1019 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
1020 * tree-pass.h (TDF_ALIAS): New dump option.
1021 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
1022 * doc/invoke.texi (-fipa-pta): Update documentation.
1024 2010-04-15 Richard Guenther <rguenther@suse.de>
1026 * Makefile.in (OBJS-common): Add gimple-fold.o.
1027 (gimple-fold.o): New rule.
1028 * tree.h (maybe_fold_offset_to_reference,
1029 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
1031 * gimple.h: ... here.
1032 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
1033 may_propagate_address_into_dereference): Move prototypes ...
1034 * gimple.h: ... here.
1035 * tree-ssa-ccp.c (get_symbol_constant_value,
1036 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
1037 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
1038 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
1039 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
1040 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
1041 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
1042 gimplify_and_update_call_from_tree): Move ...
1043 * gimple-fold.c: ... here. New file.
1044 (ccp_fold_builtin): Rename to ...
1045 (gimple_fold_builtin): ... this.
1046 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
1048 2010-04-15 Richard Guenther <rguenther@suse.de>
1050 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
1051 fit_double_type, force_fit_type_double, add_double_with_sign,
1052 neg_double, mul_double_with_sign, lshift_double, rshift_double,
1053 lrotate_double, rrotate_double, div_and_round_double): Move ...
1054 * double-int.c: ... here.
1055 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
1056 add_double, neg_double, mul_double_with_sign, mul_double,
1057 lshift_double, rshift_double, lrotate_double, rrotate_double,
1058 div_and_round_double): Move prototypes ...
1059 * double-int.h: ... here.
1061 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
1064 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
1065 matching constraints to ensure inputs match the output.
1067 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1070 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
1071 in an input-only operand.
1073 2010-04-15 Anatoly Sokolov <aesok@post.ru>
1075 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
1076 (double_int_not, double_int_lshift, double_int_rshift): Declare.
1077 (double_int_negative_p): Convert to static inline function.
1078 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
1079 (double_int_negative_p): Remove.
1080 * tree.h (lshift_double, rshift_double):
1081 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
1082 * fold-const.c (fold_convert_const_int_from_real,
1083 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
1084 (lshift_double): Change type of arith argument to bool.
1085 (rshift_double): Change type of arith argument to bool. Correct
1087 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1089 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
1092 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
1093 at the start and end of the then/else blocks, and omit them from the
1095 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
1096 argument; all callers changed. Pass zero to old_insns_match_p instead.
1097 (flow_find_head_matching_sequence): New function.
1098 (old_insns_match_p): Check REG_EH_REGION notes for calls.
1099 * basic-block.h (flow_find_cross_jump,
1100 flow_find_head_matching_sequence): Declare functions.
1102 2010-04-14 Jason Merrill <jason@redhat.com>
1105 * c-common.c (attribute_takes_identifier_p): New fn.
1106 * c-common.h: Declare it.
1108 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1110 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1112 (*udivmod<mode>4): Ditto.
1114 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1116 * config/i386/i386.md (maxmin_int): Rename code attribute from
1117 maxminiprefix and update all users.
1118 (maxmin_float): Ditto from maxminfprefix.
1119 (logic): Ditto from logicprefix.
1120 (absneg_mnemonic): Ditto from absnegprefix.
1121 * config/i386/mmx.md: Update all users of maxminiprefix,
1122 maxminfprefix and logicprefix for rename.
1123 * config/i386/sse.md: Ditto.
1124 * config/i386/sync.md (sync_<code><mode>): Update for
1127 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1130 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1131 warnings converted to errors.
1133 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1135 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1136 used insn_type variable.
1137 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1138 to avoid set-but-not-used warning.
1140 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1142 * df-core.c (df_ref_debug): Change format string placeholder
1144 * dwarf2asm.c (dw2_asm_output_data_raw,
1145 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1146 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1147 * dwarf2out.c (output_cfi, output_cfi_directive,
1148 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1149 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1151 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1152 * print-rtl.c (print_rtx): Ditto.
1154 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1157 * builtins.c (expand_builtin_pow_root): New function to expand pow
1158 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1159 series of sqrt and cbrt calls under -ffast-math.
1160 (expand_builtin_pow): Call it.
1162 2010-04-14 Michael Matz <matz@suse.de>
1164 PR tree-optimization/42963
1165 * tree-cfg.c (touched_switch_bbs): New static variable.
1166 (group_case_labels_stmt): New function broken out from ...
1167 (group_case_labels): ... here, use the above.
1168 (start_recording_case_labels): Allocate touched_switch_bbs.
1169 (end_recording_case_labels): Deallocate it, call
1170 group_case_labels_stmt.
1171 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1173 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1175 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1178 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1180 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1182 2010-04-13 Jan Hubicka <jh@suse.cz>
1184 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1185 of optimized out static functions.
1186 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1187 cost computation. Also sanity check for overflows.
1188 (update_caller_keys): Update cgraph_edge_badness call; properly
1189 update fibheap and sanity check that it is up to date.
1190 (add_new_edges_to_heap): Update cgraph_edge_badness.
1191 (cgraph_decide_inlining_of_small_function): Likewise;
1192 add sanity checking that badness in heap is up to date;
1193 improve dumping of reason; Update badness of calls to the
1194 offline copy of function currently inlined; dump badness
1195 of functions not inlined because of unit growth limits.
1197 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1200 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1201 because of sign-extension change when converting to sizetype here...
1202 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1204 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1205 the folding to constants. Remove redundant final conversion.
1206 (fold_binary) <associate>: Do not associate if the re-association of
1207 constants alone overflows.
1208 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1209 to the end of the list.
1210 (multiple_of_p) <COND_EXPR>: New case.
1212 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1214 * opt-functions.awk (opt_sanitized_name): New.
1216 * optc-gen.awk: Use it
1217 * opth-gen.awk: Use it.
1219 2010-04-13 Martin Jambor <mjambor@suse.cz>
1221 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1222 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1223 children. Call replace_uses_with_default_def_ssa_name to handle
1226 2010-04-13 Michael Matz <matz@suse.de>
1229 * builtins.c (expand_builtin_interclass_mathfn): Also create
1230 a register if the predicate doesn't match.
1232 2010-04-13 Diego Novillo <dnovillo@google.com>
1234 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1235 * c-pch.c: Include timevar.h.
1236 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1237 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1238 * ggc-common.c: Include timevar.h.
1239 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1240 * timevar.def (TV_PCH_SAVE): Define.
1241 (TV_PCH_CPP_SAVE): Define.
1242 (TV_PCH_PTR_REALLOC): Define.
1243 (TV_PCH_PTR_SORT): Define.
1244 (TV_PCH_RESTORE): Define.
1245 (TV_PCH_CPP_RESTORE): Define.
1247 2010-04-13 Michael Matz <matz@suse.de>
1249 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1251 (can_reassociate_p): New function.
1252 (break_up_subtract_bb, reassociate_bb): Use it.
1254 2010-04-13 Richard Guenther <rguenther@suse.de>
1257 * builtins.c (c_readstr): Fix assert.
1259 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1261 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1262 when generating cltd insn.
1264 (*ashl<mode>3_1): Remove special handling for register operand 2.
1265 (*ashlsi3_1_zext): Ditto.
1266 (*ashlhi3_1): Ditto.
1267 (*ashlhi3_1_lea): Ditto.
1268 (*ashlqi3_1): Ditto.
1269 (*ashlqi3_1_lea): Ditto.
1270 (*<shiftrt_insn><mode>3_1): Ditto.
1271 (*<shiftrt_insn>si3_1_zext): Ditto.
1272 (*<shiftrt_insn>qi3_1_slp): Ditto.
1273 (*<rotate_insn><mode>3_1): Ditto.
1274 (*<rotate_insn>si3_1_zext): Ditto.
1275 (*<rotate_insn>qi3_1_slp): Ditto.
1277 2010-04-13 Richard Guenther <rguenther@suse.de>
1279 * tree-ssa-structalias.c (callused_id): Remove.
1280 (call_stmt_vars): New.
1281 (get_call_vi): Likewise.
1282 (lookup_call_use_vi): Likewise.
1283 (lookup_call_clobber_vi): Likewise.
1284 (get_call_use_vi): Likewise.
1285 (get_call_clobber_vi): Likewise.
1286 (make_transitive_closure_constraints): Likewise.
1287 (handle_const_call): Adjust to do per-call call-used handling.
1288 (handle_pure_call): Likewise.
1289 (find_what_var_points_to): Remove general callused handling.
1290 (init_base_vars): Likewise.
1291 (init_alias_vars): Initialize call_stmt_vars.
1292 (compute_points_to_sets): Process call-used and call-clobbered
1293 vars for call statements.
1294 (delete_points_to_sets): Free call_stmt_vars.
1296 2010-04-13 Richard Guenther <rguenther@suse.de>
1298 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1299 Only add RW dependence for dependence distance zero.
1300 Adjust maximal vectorization factor according to dependences.
1301 Move alignment handling ...
1302 (vect_find_same_alignment_drs): ... here. New function.
1303 (vect_analyze_data_ref_dependences): Adjust.
1304 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1305 (vect_analyze_data_refs): Adjust minimal vectorization factor
1306 according to data references.
1307 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1308 dependences before determining the vectorization factor.
1309 Analyze alignment after determining the vectorization factor.
1310 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1311 dependences before alignment.
1312 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1314 (vect_analyze_data_refs): Likewise.
1315 (MAX_VECTORIZATION_FACTOR): New define.
1317 2010-04-13 Duncan Sands <baldrick@free.fr>
1319 * except.h (lang_eh_type_covers): Remove.
1320 * except.c (lang_eh_type_covers): Likewise.
1322 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1323 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1325 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1326 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1327 UNITS_PER_LONG where it is ABI relevant.
1328 (s390_return_addr_rtx): Likewise.
1329 (s390_back_chain_rtx): Likewise.
1330 (s390_frame_area): Likewise.
1331 (s390_frame_info): Likewise.
1332 (s390_initial_elimination_offset): Likewise.
1333 (save_gprs): Likewise.
1334 (s390_emit_prologue): Likewise.
1335 (s390_emit_epilogue): Likewise.
1336 (s390_function_arg_advance): Likewise.
1337 (s390_function_arg): Likewise.
1338 (s390_va_start): Likewise.
1339 (s390_gimplify_va_arg): Likewise.
1340 (s390_function_profiler): Likewise.
1341 (s390_optimize_prologue): Likewise.
1342 (s390_rtx_costs): Likewise.
1343 (s390_secondary_reload): Likewise.
1344 (s390_promote_function_mode): Likewise.
1345 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1346 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1347 registers available.
1348 (s390_unwind_word_mode): New function.
1349 (s390_function_value): Split 64 bit values into register pair if
1350 used as return value.
1351 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1352 function call parameters. Handle parallels.
1353 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1354 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1355 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1356 (s390_expand_setmem): Remove unused variable src_addr.
1357 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1358 deal with 64 bit registers.
1359 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1360 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1361 (UNITS_PER_LONG): New macro.
1362 * libjava/include/s390-signal.h: Define extended ucontext
1363 structure containing the upper halfs of the 64 bit registers.
1365 2010-04-13 Simon Baldwin <simonb@google.com>
1367 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1369 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1371 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1372 rvalue on the RHS if the LHS is of a non-renamable type.
1373 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1375 2010-04-13 Matthias Klose <doko@ubuntu.com>
1377 * gcc.c (cc1_options): Handle -iplugindir before processing
1378 the cc1 spec. Only add -iplugindir once.
1379 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1381 * common.opt (iplugindir): Remove `Separate' property, initialize.
1382 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1384 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1385 (distclean): Remove plugin dir.
1386 * doc/invoke.texi: Document -iplugindir.
1388 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1390 * doc/plugins.texi (Loading Plugins): Document short
1391 -fplugin=foo option.
1392 (Plugin API): Mention default_plugin_dir_name function.
1394 * gcc.c (find_file_spec_function): Add new declaration.
1395 (static_spec_func): Use it for "find-file".
1396 (find_file_spec_function): Add new function.
1397 (cc1_options): Add -iplugindir option if -fplugin* options found.
1399 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1401 * plugin.c (add_new_plugin): Updated comment, and handle short
1403 (default_plugin_dir_name): Added new function.
1405 * common.opt (iplugindir): New option to set the plugin directory.
1407 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1409 * config/i386/i386.md (any_rotate): New code iterator.
1410 (rotate_insn): New code attribute.
1412 (SWIM124): New mode iterator.
1413 (<rotate_insn>ti3): New expander.
1414 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1415 any_rotate code iterator.
1416 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1417 using any_rotate code iterator and SWIM124 mode iterator.
1418 (ix86_rotlti3): New insn_and_split pattern.
1419 (ix86_rotrti3): Ditto.
1420 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1421 ix86_rotl{di,ti}3 patterns.
1422 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1423 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1424 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1425 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1426 code iterator and SWI mode iterator.
1427 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1428 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1430 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1431 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1432 (bswap rotatert splitter): Add splitter.
1433 (bswap splitter): Macroize splitter using any_rotate code iterator.
1434 Add insn predicate to split only for TARGET_USE_XCHGB or when
1435 optimizing function for size.
1437 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1439 * config/pa/pa.c (emit_move_sequence): Remove use of
1440 deleted variable flag_argument_noalias.
1442 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1444 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1446 Add to unsupported targets list.
1447 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1448 sparc*-sun-solaris2.[567]* from target lists.
1449 * configure: Regenerate.
1450 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1452 Remove Solaris 7 patch references.
1453 (Specific, sparc-sun-solaris2.7): Removed.
1454 (sparc-sun-solaris2*): Update Solaris 7 example.
1455 (sparc64-*-solaris2*): Likewise.
1457 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1459 * config.build (alpha*-dec-osf4*): Remove.
1460 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1461 of obsolete configurations.
1462 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1464 * config/alpha/t-osf4: Renamed to ...
1465 * config/alpha/t-osf5: ... this.
1466 * config/alpha/osf.h: Renamed to ...
1467 * config/alpha/osf5.h: ... this.
1468 Merged old osf5.h contents.
1470 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1471 (EXTRA_SPECS): Removed.
1472 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1473 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1476 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1478 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1480 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1483 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1484 __thiscall convention.
1486 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1488 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1490 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1492 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1494 * function.c (assign_parms_initialize_all): Add unused attribute
1497 2010-04-12 Richard Guenther <rguenther@suse.de>
1499 * gsstruct.def (GSS_CALL): New.
1500 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1501 * gimple.h: Include tree-ssa-alias.h.
1502 (struct gimple_statement_call): New.
1503 (union gimple_statement_struct_d): Add gimple_call member.
1504 (gimple_call_reset_alias_info): Declare.
1505 (gimple_call_use_set): New function.
1506 (gimple_call_clobber_set): Likewise.
1507 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1508 * gimple.c (gimple_call_reset_alias_info): New function.
1509 (gimple_build_call_1): Call it.
1510 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1511 * tree-inline.c (remap_gimple_stmt): Likewise.
1512 (expand_call_inline): Remove callused handling.
1513 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1514 * tree-dfa.c (dump_variable): Likewise.
1515 * tree-parloops.c (parallelize_loops): Likewise.
1516 * tree-ssa.c (init_tree_ssa): Likewise.
1517 (delete_tree_ssa): Likewise.
1518 * tree-flow-inline.h (is_call_used): Remove.
1519 * tree-flow.h (struct gimple_df): Remove callused member.
1520 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1521 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1522 (ref_maybe_used_by_call_p_1): Simplify.
1523 (call_may_clobber_ref_p_1): Likewise.
1524 * tree-ssa-structalias.c (compute_points_to_sets): Set
1525 the call stmt used and clobbered sets.
1526 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1527 (find_tail_calls): Verify the tail call.
1529 2010-04-12 Richard Guenther <rguenther@suse.de>
1531 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1532 single-iteration always-inline inlining.
1533 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1534 (cgraph_decide_inlining): Do not handle always-inline specially.
1535 (try_inline): Remove always-inline cycle detection special case.
1536 Do not recurse on always-inlines.
1537 (cgraph_early_inlining): Do not iterate if not optimizing.
1538 (cgraph_gate_early_inlining): remove.
1539 (pass_early_inline): Run unconditionally.
1540 (gate_cgraph_decide_inlining): New function.
1541 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1542 not inlining or optimizing.
1543 (cgraph_decide_inlining_of_small_functions): Also consider
1544 always-inline functions.
1545 (cgraph_default_inline_p): Return true for nodes which should
1546 disregard inline limits.
1547 (estimate_function_body_sizes): Assume zero size and time for
1548 nodes which are marked as disregarding inline limits.
1549 (cgraph_decide_recursive_inlining): Do not perform recursive
1550 inlining on always-inline nodes.
1552 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1555 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1556 for exprs satisfying handled_component_p.
1558 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1560 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1561 non-constant aggregate elements.
1563 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1564 is a real initialization.
1566 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1569 * c-decl.c (start_function): Move forward check for nested function.
1571 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1573 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1574 * config/sh/sh.c: Include reload.h.
1575 (sh_legitimize_reload_address): New.
1576 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1577 sh_legitimize_reload_address.
1579 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1581 * config/sh/sh.md (*movqi_pop): New insn pattern.
1582 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1584 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1586 * config/i386/i386.md (any_shiftrt): New code iterator.
1587 (shiftrt_insn): New code attribute.
1589 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1590 using any_shiftrt code iterator.
1591 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1592 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1593 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1594 pattern from corresponding peephole2 patterns.
1595 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1596 using any_shiftrt code iterator.
1597 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1598 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1599 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1600 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1601 *{ashr,lshr}<mode>3_cmp_zext.
1602 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1604 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1606 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1608 (*lshr<mode>3_cconly): Ditto.
1610 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1612 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1613 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1614 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1615 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1617 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1618 from corresponding peephole2 patterns.
1619 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1620 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1621 and *lshrdi3_1_rex64 using SWI mode iterator.
1622 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1623 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1624 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1625 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1626 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1627 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1628 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1629 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1630 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1633 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1635 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1636 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1637 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1638 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1640 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1641 from corresponding peephole2 patterns.
1642 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1643 (ashrsi3_cvt): Rename from ashrsi3_31.
1644 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1645 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1646 and x86_64_shift_adj_3 using SWI48 mode iterator.
1647 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1648 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1649 and *ashrdi3_1_rex64 using SWI mode iterator.
1650 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1651 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1652 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1653 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1654 and *ashrdi3_cmp_rex64 using SWI mode iterator.
1655 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1656 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1657 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1658 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1660 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1661 * config/i386/i386.c (ix86_split_ashr): Update for renamed
1662 x86_shift<mode>_adj_3 expanders.
1664 2010-04-10 Wei Guozhi <carrot@google.com>
1667 * config/arm/arm.c (arm_pic_static_addr): New function.
1668 (legitimize_pic_address): Call arm_pic_static_addr when it detects
1670 (arm_output_addr_const_extra): Output expression for new pattern.
1671 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1673 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
1675 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1678 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1679 * web.c: Include "insn-config.h" and "recog.h".
1680 (union_match_dups): New function.
1681 (web_main): Call it.
1682 (union_defs): Don't try to recognize match_dups.
1684 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1685 if doing so would replace the entire pattern.
1687 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1691 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1692 and splitter pattern. Change splitter operand 1 predicate to
1695 2010-04-09 Martin Jambor <mjambor@suse.cz>
1697 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1698 lattices are addresses of CONST_DECLs with the same initial value.
1699 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1700 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1702 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1703 Bernd Schmidt <bernds@codesourcery.com>
1705 * loop-invariant.c (replace_uses): New static function.
1706 (move_invariant_reg): Use it to ensure we can replace the uses.
1708 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1710 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1712 (picochip_override_options): Enable section anchors only above -O1.
1713 (picochip_reorg): Fixed a couple of build warnings.
1715 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1717 * configure.ac (plugin -rdynamic test): Log result.
1718 * configure: Regenerate.
1719 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1720 (RDYNAMIC_SPEC): Define.
1721 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1723 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1725 * configure.ac: Determine Sun ld version numbers.
1726 (comdat_group): Restrict GNU ld version checks to gld.
1727 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1728 (enable_comdat): Support --enable-comdat.
1729 * configure: Regenerate.
1730 * doc/install.texi (Configuration): Document --enable-comdat.
1732 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1734 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1735 * config/sol2-gld.h: ... here.
1736 * config.gcc (sparc*-*-solaris2*): Reflect this.
1737 (i[34567]86-*-solaris2*): Use it.
1739 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1741 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1743 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1745 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1748 * diagnostic.c (diagnostic_initialize): Initialize
1749 some_warnings_are_errors.
1750 (diagnostic_finish): New.
1751 (diagnostic_action_after_output): Call it before exiting.
1752 (diagnostic_report_diagnostic): Do not print message here. Set
1753 some_warnings_are_errors.
1754 * diagnostic.h (diagnostic_context): Delete
1755 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1756 (diagnostic_finish): Declare.
1757 * toplev.c (toplev_main): Call it before exit.
1759 2010-04-09 Jason Merrill <jason@redhat.com>
1762 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1763 for incomplete type.
1766 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1767 based on a warning flag.
1769 2010-04-09 Richard Guenther <rguenther@suse.de>
1771 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1773 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1776 * varasm.c (default_assemble_visibility): Wrap vars that are
1777 set, but unused, by targets without GAS.
1778 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1779 Remove set, but unused, vars.
1780 (rs6000_legitimize_tls_address): Likewise.
1781 (altivec_expand_dst_builtin): Likewise.
1782 * config/darwin.c (machopic_classify_symbol): Likewise.
1783 (machopic_indirection_name): Likewise.
1785 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1787 * config/i386/i386.md (DWI): New mode iterator.
1788 (S): New mode attribute.
1789 (shift_operand): Ditto.
1790 (shift_immediate_operand): Ditto.
1791 (ashl_input_operand): Ditto.
1792 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1793 using SDWIM mode iterator.
1794 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1795 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1797 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1798 from corresponding peephole2 patterns.
1799 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1800 and x86_64_shift_adj_1 using SWI48 mode iterator.
1801 (x86_shift<mode>_adj_2): Ditto.
1802 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1803 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1804 using SWI48 mode iterator.
1805 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1806 *ashldi3_cmp_rex64 using SWI mode iterator.
1807 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1808 *ashldi3_cconly_rex64 using SWI mode iterator.
1809 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1810 x86_shift<mode>_adj_{1,2}.
1811 (ix86_split_ashr): Ditto.
1812 (ix86_split_lshr): Ditto.
1814 2010-04-09 Richard Guenther <rguenther@suse.de>
1816 * target.h (builtin_conversion): Pass in input and output types.
1817 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1818 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1819 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1820 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1822 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1824 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1826 2010-04-09 Richard Guenther <rguenther@suse.de>
1829 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1831 2010-04-09 Richard Guenther <rguenther@suse.de>
1833 * tree-vectorizer.h (struct _stmt_vec_info): Document
1834 that vectype is the type of the LHS.
1835 (supportable_widening_operation, supportable_narrowing_operation):
1836 Get both input and output vector types as arguments.
1837 (vect_is_simple_use_1): Declare.
1838 (get_same_sized_vectype): Likewise.
1839 * tree-vect-loop.c (vect_determine_vectorization_factor):
1840 Set STMT_VINFO_VECTYPE to the vector type of the def.
1841 (vectorizable_reduction): Adjust.
1842 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1843 Adjust. Specify the output vector type.
1844 (vect_pattern_recog_1): Adjust.
1845 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1846 (vectorizable_call): Adjust.
1847 (vectorizable_conversion): Likewise.
1848 (vectorizable_operation): Likewise.
1849 (vectorizable_type_demotion): Likewise.
1850 (vectorizable_type_promotion): Likewise.
1851 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1853 (vect_is_simple_use_1): New function.
1854 (supportable_widening_operation): Get both input and output
1856 (supportable_narrowing_operation): Likewise.
1857 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1859 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1861 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1862 __thiscall and _thiscall as predefined macros.
1863 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1864 thiscall attribute handling.
1865 (ix86_comp_type_attributes): Likewise.
1866 (ix86_function_regparm): Likewise.
1867 (ix86_return_pops_args): Likewise.
1868 (init_cumulative_args): Likewise.
1869 (find_drap_reg): Likewise.
1870 (ix86_static_chain): Likewise.
1871 (x86_this_parameter): Likewise.
1872 (x86_output_mi_thunk): Likewise.
1873 (ix86_attribute_table): Add description for thiscall attribute.
1874 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1875 * doc/extend.texi: Add documentation for thiscall.
1877 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1880 * c.opt (Wint-to-pointer-cast): Available in C++.
1881 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1883 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1885 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1886 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1887 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1888 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1889 function type instead. Reorder and simplify checks.
1891 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1893 2010-04-08 Jing Yu <jingyu@google.com>
1894 Zdenek Dvorak <ook@ucw.cz>
1896 PR tree-optimization/42720
1897 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1898 loop unswitch conditions here from ...
1899 (tree_unswitch_single_loop): ... here.
1901 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1903 * tree-if-conv.c: Fix comments and simplify logic.
1905 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1907 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1908 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1909 (main_tree_if_conversion): Update call to tree_if_conversion.
1911 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1914 * doc/invoke.texi (-b,-V): Delete.
1915 * doc/tm.texi: Do not mention -b.
1916 * gcc.c (display_help): Delete -b and -V.
1917 (process_command): Delete -b and -V.
1918 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1920 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1921 Wolfgang Gellerich <gellerich@de.ibm.com>
1923 Implement target hook for loop unrolling
1924 * target.h (loop_unroll_adjust): Add a new target hook function.
1925 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1926 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1927 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1928 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1929 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1931 (decide_unroll_stupid): Likewise.
1933 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1936 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1938 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1940 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1941 (Specific, *-*-solaris2*): Likewise.
1942 Don't prefer Sun as over GNU as.
1944 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1946 * config/s390/s390.c (override_options): Adjust the z10
1947 defaults for max-unroll-times, max-completely-peeled-insns
1948 and max-completely-peel-times.
1950 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1952 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1953 instructions for z10.
1954 (s390_expand_setmem): Likewise.
1955 (s390_expand_cmpmem): Likewise.
1957 2010-04-08 Richard Guenther <rguenther@suse.de>
1959 PR tree-optimization/43679
1960 * tree-ssa-pre.c (eliminate): Only propagate copies.
1962 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1965 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1966 set but not used variable warning.
1968 2010-04-08 Wei Guozhi <carrot@google.com>
1971 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1972 (arm_size_rtx_costs): Call the new function when optimized for size.
1974 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1977 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1978 op0 is not a MEM, just return NULL instead of assertion
1980 (discover_nonconstant_array_refs): Don't walk debug stmts.
1982 2010-04-08 Doug Kwan <dougkwan@google.com>
1984 * configure.ac: Recognize gold and do not use its version number
1985 to test ld features.
1986 * configure: Regenerate.
1988 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1991 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1992 (negate_value): Move code to push elements to broken_up_substracts ...
1993 (eliminate_plus_minus_pair): ... here. Push operands that have no
1994 negative pair to plus_negates.
1995 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1997 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1999 * doc/install.texi (Configuration): Move description of
2000 --enable-lto, --with-libelf*, --enable-gold from Java section to
2003 * doc/generic.texi (Working with declarations)
2004 (Function Properties, C and C++ Trees): Fix typos.
2005 * doc/sourcebuild.texi (Top Level): Likewise.
2007 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2010 * tree.h (DECL_READ_P): Define.
2011 (struct tree_decl_common): Add decl_read_flag.
2012 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
2013 a set but not used warning.
2014 (merge_decls): Merge DECL_READ_P flag.
2015 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
2016 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
2017 * c-common.c (handle_used_attribute, handle_unused_attribute):
2019 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
2021 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
2023 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
2024 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
2025 c_parser_binary_expression, c_parser_cast_expression,
2026 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
2027 Call default_function_array_read_conversion instead of
2028 default_function_array_conversion where needed.
2029 (c_parser_unary_expression, c_parser_conditional_expression,
2030 c_parser_postfix_expression_after_primary, c_parser_initelt):
2031 Likewise. Call mark_exp_read where needed.
2032 (c_parser_statement_after_labels, c_parser_asm_operands,
2033 c_parser_typeof_specifier, c_parser_sizeof_expression,
2034 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
2036 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
2038 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
2039 (warn_unused_but_set_parameter): Default to warn_unused
2041 * doc/invoke.texi: Document -Wunused-but-set-variable and
2042 -Wunused-but-set-parameter.
2044 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
2045 used count variable.
2046 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
2047 when operandN variables aren't used in the body of the expander
2049 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
2050 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
2051 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
2052 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
2053 FOR_EACH_IMM_USE_ON_STMT): Likewise.
2054 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
2055 * tree.c (PROCESS_ARG): Likewise.
2057 2010-04-07 Simon Baldwin <simonb@google.com>
2059 * diagnostic.h (diagnostic_override_option_index): New macro to
2060 set a diagnostic's option_index.
2061 * c-tree.h (c_cpp_error): Add warning reason argument.
2062 * opts.c (_warning_as_error_callback): New.
2063 (register_warning_as_error_callback): Store callback for
2064 warnings enabled via enable_warning_as_error.
2065 (enable_warning_as_error): Call callback, minor code tidy.
2066 * opts.h (register_warning_as_error_callback): Declare.
2067 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
2068 response to -Werror=.
2069 (c_common_init_options): Register warning_as_error_callback in opts.c.
2070 * common.opt: Add -Wno-cpp option.
2071 * c-common.c (struct reason_option_codes_t): Map cpp warning
2072 reason codes to gcc option indexes.
2073 * (c_option_controlling_cpp_error): New function, lookup the gcc
2074 option index for a cpp warning reason code.
2075 * (c_cpp_error): Add warning reason argument, call
2076 c_option_controlling_cpp_error for diagnostic_override_option_index.
2077 * doc/invoke.texi: Document -Wno-cpp.
2079 2010-04-07 Richard Guenther <rguenther@suse.de>
2081 * ipa-reference.c (mark_load): Use get_base_address.
2082 (mark_store): Likewise.
2084 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
2085 inserting GIMPLE_NOPs into the IL.
2086 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2087 Explicitly strip handled components and indirect references.
2089 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
2090 folding address expressions.
2091 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
2092 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
2093 operand_equal_p to compare decls.
2094 (ptr_deref_may_alias_decl_p): Likewise.
2095 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
2096 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
2097 Handle reversed comparison ops.
2098 * tree-sra.c (asm_visit_addr): Use get_base_address.
2099 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
2100 * ipa-reference.c (mark_address): Use get_base_address.
2102 2010-04-07 Richard Guenther <rguenther@suse.de>
2104 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2105 Propagate constants everywhere.
2107 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2110 * tree.c (MAX_INT_CACHED_PREC): Define.
2111 (nonstandard_integer_type_cache): New array.
2112 (build_nonstandard_integer_type): Cache results for precision
2113 <= MAX_INT_CACHED_PREC.
2115 2010-04-07 Richard Guenther <rguenther@suse.de>
2117 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2118 -fargument-noalias-global, -fargument-noalias-anything): Remove.
2119 * common.opt: Likewise.
2120 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2121 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2122 (nonoverlapping_memrefs_p): Likewise.
2123 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2124 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2125 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2126 OPT_fargument_noalias_global for backward compatibility.
2128 2010-04-07 Richard Guenther <rguenther@suse.de>
2130 PR tree-optimization/43270
2131 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2132 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2133 * tree-ssa-pre.c (phi_translate_1): Adjust.
2134 (fully_constant_expression): Split out vn_reference handling to ...
2135 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2136 Fold reads from constant strings.
2137 (vn_reference_lookup): Handle fully constant references.
2138 (vn_reference_lookup_pieces): Likewise.
2139 * Makefile.in (expmed.o-warn): Add -Wno-error.
2141 2010-04-07 Martin Jambor <mjambor@suse.cz>
2143 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2145 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2148 * gcc.c: Add -static-libstdc++ to list of recognized options.
2150 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2152 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2154 2010-04-07 Richard Guenther <rguenther@suse.de>
2157 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2158 bases build simple mem attributes to retain points-to information.
2160 2010-04-07 Richard Guenther <rguenther@suse.de>
2163 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2164 preserve points-to related information.
2166 2010-04-07 Richard Guenther <rguenther@suse.de>
2169 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2170 discard plain indirect references.
2171 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2172 * tree.c (tree_nop_conversion): Likewise.
2174 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2177 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2179 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2181 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2182 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2184 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2186 * tree-if-conv.c: Fix indentation and comments.
2188 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2190 * tree-if-conv.c: Sort static functions in topological order.
2192 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2194 * tree-if-conv.c: Fix indentation and comments.
2196 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2199 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2200 lang_hooks.types.type_for_size instead of
2201 build_nonstandard_integer_type.
2202 When converting an unsigned type to signed, double its precision.
2203 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2204 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2205 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2208 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2211 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2212 POINTER_PLUS_EXPR for pointer types.
2214 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2217 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2218 * graphite-clast-to-gimple.c: Include langhooks.h.
2219 (max_signed_precision_type): New.
2220 (max_precision_type): Takes two types as arguments.
2221 (precision_for_value): New.
2222 (precision_for_interval): New.
2223 (gcc_type_for_interval): New.
2224 (gcc_type_for_value): New.
2225 (gcc_type_for_clast_term): New.
2226 (gcc_type_for_clast_red): New.
2227 (gcc_type_for_clast_bin): New.
2228 (gcc_type_for_clast_expr): Split up into several functions.
2229 (gcc_type_for_clast_eq): Rewritten.
2230 (compute_bounds_for_level): New.
2231 (compute_type_for_level_1): New.
2232 (compute_type_for_level): New.
2233 (gcc_type_for_cloog_iv): Removed.
2234 (gcc_type_for_iv_of_clast_loop): Rewritten.
2235 (graphite_create_new_loop): Compute the lower and upper bound types
2236 with gcc_type_for_clast_expr.
2237 (graphite_create_new_loop_guard): Same.
2238 (find_cloog_iv_in_expr): Removed.
2239 (compute_cloog_iv_types_1): Removed.
2240 (compute_cloog_iv_types): Removed.
2241 (gloog): Do not call compute_cloog_iv_types.
2242 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2244 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2245 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2246 (GBB_CLOOG_IV_TYPES): Removed.
2248 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2250 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2251 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2252 (detect_commutative_reduction): Same.
2254 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2256 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2257 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2259 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2260 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2261 (rewrite_commutative_reductions_out_of_ssa): Same.
2262 * passes.c (execute_function_todo): Call verify_ssa for every pass
2263 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2264 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2265 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2266 with an extra argument.
2267 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2268 verify_ssa only when the extra argument is true.
2269 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2270 with an extra argument.
2271 (tree_transform_and_unroll_loop): Same.
2273 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2275 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2276 for all the passes of the LNO having LOOP_CLOSED_SSA.
2277 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2278 * tree-loop-distribution.c (pass_loop_distribution): Same.
2279 * tree-pass.h (TODO_verify_loops): Removed.
2280 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2282 (pass_tree_unswitch): Same.
2283 (pass_predcom): Same.
2284 (pass_vectorize): Same.
2285 (pass_linear_transform): Same.
2286 (pass_graphite_transforms): Same.
2287 (pass_iv_canon): Same.
2288 (pass_complete_unroll): Same.
2289 (pass_complete_unrolli): Same.
2290 (pass_parallelize_loops): Same.
2291 (pass_loop_prefetch): Same.
2292 (pass_iv_optimize): Same.
2294 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2297 * passes.c (init_optimization_passes): Move pass_lim before
2298 pass_copy_prop and pass_dce_loop.
2300 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2303 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2304 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2305 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2306 MULTI_* defines for 4 argument vpermil2p* builtins.
2308 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2310 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2311 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2312 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2313 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2314 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2315 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2316 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2317 Use x86_maybe_negate_const_int to output insn mnemonic.
2318 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2319 check from instruction predicate. Update comments.
2320 * config/i386/sync.md (sync_add<mode>): Use
2321 x86_maybe_negate_const_int to output insn mnemonic.
2323 2010-04-06 Jan Hubicka <jh@suse.cz>
2325 PR tree-optimization/42906
2326 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2327 IGNORE_SELF argument. Set visited_control_parents for fully
2329 (find_obviously_necessary_stmts): Update call of
2330 mark_control_dependent_edges_necessary.
2331 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2333 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2335 * config/i386/i386.md: Remove comment about 'e' and 'E'
2338 2010-04-06 Richard Guenther <rguenther@suse.de>
2340 PR tree-optimization/43627
2341 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2342 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2345 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2347 * BASE-VER: Change to 4.6.0.
2350 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2353 2010-04-06 Richard Guenther <rguenther@suse.de>
2356 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2358 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2360 * doc/invoke.texi (Optimize Options): Document that LTO
2361 won't remove object access purely due to incompatible
2364 2010-04-04 Matthias Klose <doko@ubuntu.com>
2366 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2367 Initialize variable.
2369 2010-04-03 Richard Guenther <rguenther@suse.de>
2372 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2373 require a non-NULL MEM_OFFSET.
2375 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2377 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2378 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2379 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2380 config/alpha/predicates.md, config/arm/arm.md,
2381 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2382 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2383 config/darwin9.h, config/darwin.c, config/darwin.h,
2384 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2385 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2386 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2387 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2388 config/mips/mips.md, config/mn10300/mn10300.c,
2389 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2390 config/rs6000/aix.h, config/rs6000/dfp.md,
2391 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2392 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2393 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2394 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2395 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2396 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2397 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2398 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2399 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2400 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2401 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2402 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2403 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2404 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2405 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2406 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2407 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2408 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2409 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2410 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2411 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2412 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2413 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2414 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2415 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2416 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2417 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2418 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2419 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2420 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2421 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2422 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2423 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2424 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2425 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2426 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2428 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2431 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2432 * aclocal.m4: Regenerate.
2434 2010-04-02 Richard Guenther <rguenther@suse.de>
2436 PR tree-optimization/43629
2437 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2438 if we have seen a constant value.
2440 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2442 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2444 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2447 * arm.c (legitimize_tls_address): Adjust call to
2448 gen_tls_load_dot_plus_four.
2449 (arm_note_pic_base): New function.
2450 (arm_cannot_copy_insn_p): Use it.
2451 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2454 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2459 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2461 * Makefile.in ($(out_object_file)): Depend on
2462 gt-$(basename $(notdir $(out_file))).h.
2464 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2466 * config.gcc (lm32-*-rtems*): Add t-lm32.
2468 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2470 * config.gcc: Add lm32-*-rtems*.
2471 * config/lm32/rtems.h: New file.
2473 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2476 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2478 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2480 * dwarf2out.c (output_compilation_unit_header): For
2481 -gdwarf-4 use version 4 instead of version 3.
2482 (output_line_info): For version 4 and above emit additional
2483 maximum ops per insn header field.
2484 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2486 * dwarf2out.c (is_c_family, is_java): Remove.
2487 (lower_bound_default): New function.
2488 (add_bound_info, gen_descr_array_type_die): Use it.
2490 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2493 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2494 re-declaration when it happens in a function.
2496 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2498 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2499 (cgraph_remove_function_insertion_hook): Same.
2500 (cgraph_call_function_insertion_hooks): Same.
2502 2010-04-01 Richard Guenther <rguenther@suse.de>
2505 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2506 and TREE_THIS_VOLATILE.
2507 (copy_ref_info): Likewise.
2508 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2509 * tree.c (build6_stat): Ignore side-effects of all but arg5
2510 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2513 2010-04-01 Richard Guenther <rguenther@suse.de>
2515 PR tree-optimization/43607
2516 * ipa-type-escape.c (check_call): Do not access non-existing
2519 2010-04-01 Richard Guenther <rguenther@suse.de>
2523 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2524 Jack Howarth <howarth@bromo.med.uc.edu>
2526 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2529 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2531 * doc/install.texi (Prerequisites): Document libelf usability on
2532 IRIX 5/6 and Solaris 2.
2533 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2534 Update GNU as, GNU ld requirements.
2535 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2536 Document Sun Studio compiler download.
2537 Update and simplify as, ld recommendations.
2538 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2540 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2542 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2543 with_tune_32 to pentium4.
2545 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2547 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2549 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2551 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2552 obsoletion, removal.
2554 Document GNU as requirement.
2555 Update configure requirements.
2556 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2557 Recomment IRIX 6.5.18+.
2558 Document IDF/IDL requirement.
2559 Document GNU as requirement.
2560 Document GNU ld bootstrap failure.
2561 Remove freeware.sgi.com reference.
2563 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2565 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2566 UNIX V4.0, V5.0 obsoletion, removal.
2567 Remove --with-gc=simple reference.
2568 Update VM requirements during bootstrap.
2569 Remove -oldas bootstrap description.
2570 Update binutils reference.
2571 Remove comparison failure note.
2573 2010-03-31 Richard Guenther <rguenther@suse.de>
2574 Zdenek Dvorak <ook@ucw.cz>
2575 Sebastian Pop <sebastian.pop@amd.com>
2578 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2579 with multiple arguments.
2580 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2582 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2584 * graphite-dependences.c (print_pddr): Call print_pdr with an
2586 * graphite-poly.c (debug_pdr): Add an extra argument for the
2589 (print_pbb_domain): Same.
2591 (print_scop_context): Same.
2593 (print_cloog): Same.
2594 (debug_pbb_domain): Same.
2598 (debug_scop_context): Same.
2600 (debug_cloog): Same.
2601 (print_scop_params): Same.
2602 (debug_scop_params): Same.
2603 (print_iteration_domain): Same.
2604 (print_iteration_domains): Same.
2605 (debug_iteration_domain): Same.
2606 (debug_iteration_domains): Same.
2607 (print_scattering_function): Same.
2608 (print_scattering_functions): Same.
2609 (debug_scattering_function): Same.
2610 (debug_scattering_functions): Same.
2611 * graphite-poly.h (debug_pdr): Update declaration.
2613 (print_pbb_domain): Same.
2615 (print_scop_context): Same.
2617 (print_cloog): Same.
2618 (debug_pbb_domain): Same.
2622 (debug_scop_context): Same.
2624 (debug_cloog): Same.
2625 (print_scop_params): Same.
2626 (debug_scop_params): Same.
2627 (print_iteration_domain): Same.
2628 (print_iteration_domains): Same.
2629 (debug_iteration_domain): Same.
2630 (debug_iteration_domains): Same.
2631 (print_scattering_function): Same.
2632 (print_scattering_functions): Same.
2633 (debug_scattering_function): Same.
2634 (debug_scattering_functions): Same.
2636 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2638 * graphite-poly.c (print_scattering_function_1): New.
2639 (print_scattering_function): Call it.
2640 (print_scop_params): Remove spaces at the end of lines.
2643 * graphite-poly.h (print_cloog): Declared.
2644 (debug_cloog): Declared.
2646 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2648 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2650 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2651 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2652 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2653 to switch between adding the IV bump in loop->latch or in loop->header.
2655 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2657 * graphite-poly.c (print_scattering_function): Pretty print following
2660 (print_pbb_domain): Same.
2661 (dump_gbb_cases): Same.
2662 (dump_gbb_conditions): Same.
2665 (print_scop_params): Same.
2666 (print_scop_context): Same.
2668 (print_pbb_body): New.
2669 (lst_indent_to): New.
2670 (print_lst): Start new lines with a #.
2671 * graphite-poly.h (pbb_bb): New.
2672 (pbb_index): Use pbb_bb.
2673 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2675 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2677 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2679 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2680 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2681 and 0 instead of 1 for dw_val_class_flag.
2682 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2683 dw_val_class_range_list, dw_val_class_loc_list,
2684 dw_val_class_lineptr and dw_val_class_macptr, use
2685 DW_FORM_flag_present for dw_val_class_flag and
2686 DW_FORM_exprloc for dw_val_class_loc.
2687 (output_die): For -gdwarf-4 print dw_val_class_loc
2688 size as uleb128 instead of 1 or 2 bytes and don't print
2689 anything for dw_val_class_flag.
2691 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2692 instead of cselib_lookup following by tweaking locs->setting_insn.
2695 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2696 even before returning from label, setjmp call or volatile asm
2699 2010-03-31 Richard Guenther <rguenther@suse.de>
2702 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2703 temporary data on stack.
2705 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2707 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2708 (PUSHSECTION_ASM_OP): Remove.
2709 (POPSECTION_ASM_OP): Remove.
2710 (PUSHSECTION_FORMAT): Remove.
2711 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2712 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2713 * config/sol2.c (solaris_output_init_fini): Use it.
2715 2010-03-31 Jie Zhang <jie@codesourcery.com>
2718 * opt-functions.awk (var_type_struct): Use signed char type
2719 for simple variables.
2721 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2723 * config/sol2.c: Include output.h.
2724 (solaris_assemble_visibility): New function.
2725 * config/t-sol2 (sol2.o): Add output.h dependency.
2726 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2727 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2730 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2733 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2734 V2SImode or XFmode on PRE_DEC.
2737 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2740 2010-03-31 Jie Zhang <jie@codesourcery.com>
2743 * reload.h (caller_save_initialized_p): Declare.
2744 * toplev.c (backend_init_target): Don't call
2745 init_caller_save but set caller_save_initialized_p to false.
2746 * caller-save.c (caller_save_initialized_p): Define.
2747 (init_caller_save): Check caller_save_initialized_p.
2748 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2750 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2753 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2754 and soft-fp/t-softfp to tmake_file.
2755 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2756 (LIBGCC2_TF_CEXT): Define.
2759 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2762 * cselib.c (n_useless_values): Document handling of debug locs.
2763 (n_useless_debug_values, n_debug_values): New variables.
2764 (new_elt_loc_list): Don't add to debug values, keep count.
2765 (promote_debug_loc): New.
2766 (cselib_reset_table): Zero new variables.
2767 (entry_and_rtx_equal_p): Promote debug locs.
2768 (discard_useless_locs): Increment n_useless_debug_values for
2770 (remove_useless_values): Adjust n_useless_values and n_debug_values
2771 with n_useless_debug_values.
2772 (add_mem_for_addr): Promote debug locs.
2773 (cselib_lookup_mem): Likewise.
2774 (cselib_lookup_addr): Renamed to...
2775 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2776 (cselib_log_lookup): ... this. Turn into...
2777 (cselib_lookup_addr): ... new wrapper.
2778 (cselib_lookup_from_insn): New.
2779 (cselib_invalidate_regno): Increment n_useless_debug_values for
2781 (cselib_invalidate_mem): Likewise.
2782 (cselib_process_insn): Take n_deleted and n_debug_values into
2783 account to guard remove_useless_value call.
2784 (cselib_finish): Zero n_useless_debug_values.
2785 * cselib.h (cselib_lookup_from_insn): Declare.
2786 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2787 (sched_analyze_2): Likewise.
2789 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2791 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2793 (adjust_mems): Replace narrowing SUBREG of expression containing
2794 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2795 with operations in the narrower mode.
2798 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2799 regs_invalidated_by_call instead all call_used_reg_set registers.
2801 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2804 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2805 pointer comparisons with types_compatible_p.
2806 * tree-vect-stmts.c (vectorizable_call): Same.
2807 (vectorizable_condition): Same.
2809 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2811 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2812 stack check if the mask would be zero.
2814 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2815 Jack Howarth <howarth@bromo.med.uc.edu>
2817 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2820 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2823 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2825 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2826 Include ___unordxf2 and ___unordtf2.
2827 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2830 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2832 * config/lm32/t-lm32: New file.
2833 * config.gcc: Use the above file when targetting lm32.
2835 2010-03-28 Duncan Sands <baldrick@free.fr>
2837 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2839 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2842 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2843 Improve vectorization cost model diagnostic.
2845 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2848 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2849 compute_data_dependences_for_loop returns false, early exit
2850 and output an extra diagnostic for the failed data reference
2853 2010-03-29 Richard Guenther <rguenther@suse.de>
2855 PR tree-optimization/43560
2856 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2857 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2859 2010-03-29 Jie Zhang <jie@codesourcery.com>
2862 * toplev.c (process_options): Set optimization_default_node
2863 and optimization_current_node.
2864 * opts.c (decode_options): Don't set optimization_default_node
2865 and optimization_current_node.
2867 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2869 * config/rtems.h: Abandon -qrtems_debug.
2871 2010-03-28 Jan Hubicka <jh@suse.cz>
2873 PR tree-optimization/43505
2874 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2875 map should not be copied.
2877 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2880 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2881 cdtors, set DECL_PRESERVE_P.
2882 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2885 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2887 PR tree-optimization/43528
2888 * stor-layout.c (place_field): Check that constant fits into
2889 unsigned HWI when skipping calculation of MS bitfield layout.
2891 2010-03-27 Jan Hubicka <jh@suse.cz>
2894 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2895 notice_global_symbol work.
2897 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2899 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2900 instead of dwarf2out_decl.
2901 (struct var_loc_node): Remove section_label field.
2902 (dwarf2out_function_decl): New function.
2903 (dwarf2out_var_location): Don't set section_label field.
2904 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2906 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2908 PR tree-optimization/43544
2909 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2910 First argument for builtin vectorized function hook is now a
2911 tree to be able to distinguish between machine specific and
2913 * targhooks.c (default_builtin_vectorized_function): Ditto.
2914 * targhooks.h (default_builtin_vectorized_function): Ditto.
2915 * target.h (struct gcc_target): Ditto.
2916 * tree-vect-stmts.c (vectorizable_function): Ditto.
2917 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2918 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2921 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2924 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2925 nested binding iff it is a FUNCTION_DECL.
2926 (store_parm_decls_newstyle): Pass nested=true to bind for
2927 FUNCTION_DECLs amongst parameters.
2929 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2931 * var-tracking.c (vt_expand_loc_callback): Don't run
2932 cselib_expand_value_rtx_cb in dummy mode if
2933 cselib_dummy_expand_value_rtx_cb returned false.
2935 * var-tracking.c (emit_note_insn_var_location): For one part
2936 notes with offset 0, don't add EXPR_LIST around the location.
2937 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2938 add_location_or_const_value_attribute): Adjust for that change.
2941 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2942 into first operand and location into second.
2943 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2944 dw_cfi_oprnd_loc for DW_CFA_expression.
2945 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2946 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2947 assume first argument is regnum and second argument is location.
2949 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2952 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2953 of scratch register to DImode. Split to DImode comparison operator.
2954 Use SImode subreg of scratch register in the multiplication.
2955 (*cmp_sadd_sidi): Ditto.
2956 (*cmp_ssub_si): Ditto.
2957 (*cmp_ssub_sidi): Ditto.
2959 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2962 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2963 Remove invalid assert and wrong comment.
2965 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2968 * flags.h (final_insns_dump_p): New extern.
2969 * final.c (final_insns_dump_p): New variable.
2970 (rest_of_clean_state): Set it before -fdump-final-insns=
2971 dumping, clear afterwards.
2972 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2973 MEM_ALIAS_SET on MEMs.
2975 2010-03-26 David S. Miller <davem@davemloft.net>
2977 * configure.ac: Fix sparc GOTDATA_OP bug check.
2978 * configure: Rebuild.
2980 2010-03-26 Alan Modra <amodra@gmail.com>
2982 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2984 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2986 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2987 TLS_SECTION_ASM_FLAG.
2989 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2992 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2993 Clear first_function_block_is_cold.
2996 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2997 argument if the argument is truth_value_p.
2999 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3001 * config/rs6000/constraints.md: Update copyright year for my changes.
3004 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
3005 used in reg+reg addressing, swap registers.
3007 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3010 * target.h (struct gcc_target): Add code_end hook.
3011 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
3013 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
3014 * toplev.c (compile_file): Call targetm.asm_out.code_end
3015 hook before unwind info/debug info output.
3016 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
3017 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
3018 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3019 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
3020 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3021 * config/i386/i386.c (ix86_file_end): Renamed to...
3022 (ix86_code_end): ... this. Make static. Don't call
3023 file_end_indicate_exec_stack. Emit unwind info using
3024 final_start_function/final_end_function.
3025 (darwin_x86_file_end): Remove.
3026 (TARGET_ASM_CODE_END): Define.
3027 * config/i386/i386.h (TARGET_ASM_FILE_END,
3028 NEED_INDICATE_EXEC_STACK): Don't define.
3029 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
3030 (TARGET_ASM_FILE_END): Define to darwin_file_end.
3031 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
3032 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
3035 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
3036 at the beginning and final_end_function at the end.
3037 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3039 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3041 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
3042 and Sun as TLS syntax.
3043 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
3044 * configure: Regenerate.
3045 * config.in: Regenerate.
3046 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
3047 (default_elf_asm_named_section): Use it.
3048 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
3049 (i386_output_dwarf_dtprel): Likewise.
3050 (output_addr_const_extra): Likewise.
3051 (output_pic_addr_const): Lowercase @GOTTPOFF.
3052 (output_addr_const_extra): Likewise.
3053 (output_pic_addr_const): Lowercase @GOTNTPOFF.
3054 (output_addr_const_extra): Likewise.
3055 (output_pic_addr_const): Lowercase @INDNTPOFF.
3056 (output_addr_const_extra): Likewise.
3057 (output_pic_addr_const): Lowercase @NTPOFF.
3058 (output_addr_const_extra): Likewise.
3059 (output_pic_addr_const): Lowercase @TPOFF.
3060 (output_addr_const_extra): Likewise.
3061 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
3062 (*tls_global_dynamic_64): Likewise.
3063 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
3064 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
3066 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
3067 (ASM_OUTPUT_TLS_COMMON): Use it.
3068 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
3071 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
3072 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
3073 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
3074 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
3075 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3076 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
3078 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3080 * config/i386/i386.c (override_options): Don't accept
3081 -mtls-dialect=sun any longer.
3082 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
3083 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
3084 (*tls_local_dynamic_base_32_sun): Likewise.
3085 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3087 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3090 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3091 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
3094 * ira.c (adjust_cleared_regs): New function.
3095 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
3099 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
3101 * expr.c (expand_expr_real): Restore previous
3102 curr_insn_source_location and curr_insn_block after
3103 expand_expr_real_1 call.
3104 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
3105 instead of expand_expr_real_1.
3107 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
3109 PR rtl-optimization/43413
3110 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3113 2010-03-22 James E. Wilson <wilson@codesourcery.com>
3116 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3117 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3119 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3121 * config/i386/i386.c (ix86_target_string): Add -mfma.
3122 Fix a typo in comment.
3124 2010-03-22 Mike Stump <mikestump@comcast.net>
3127 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3128 Don't overly align based upon packed packed fields.
3130 2010-03-22 Jason Merrill <jason@redhat.com>
3132 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3133 Use () rather than [], and move before the element type.
3135 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3137 * doc/configfiles.texi (Configuration Files): Removed
3138 fixinc/Makefile*, intl/Makefile.*.
3139 * doc/makefile.texi: Fixed markup. Abstract from version
3140 control system used.
3141 (Makefile): Removed obsolete gcc/java/parse.y example.
3142 * doc/sourcebuild.texi: Likewise.
3143 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3144 libgomp, libssp. Removed fastjar.
3145 (Miscellaneous Docs): Clarify location.
3146 Added COPYING3, COPYING3.LIB.
3147 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3149 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3152 * config/i386/i386.c (x86_function_profiler)
3153 [!NO_PROFILE_COUNTERS]: Fix typo.
3154 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3157 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3158 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3160 * doc/sourcebuild.texi (Test Directives): Split into six
3161 subsections, with most of the current text in new subsections
3162 Directives, Selectors, and Final Actions.
3163 (Directives): Split list of test directives into multiple
3165 (Selectors): Describe use and syntax of selectors.
3166 (Effective-Target Keywords): Describe all existing keywords.
3167 (Add Options): Describe features for dg-add-options.
3168 (Require Support): Describe variants of dg-require-support.
3169 (Final Actions): Describe commands to use in dg-final.
3171 2010-03-22 Michael Matz <matz@suse.de>
3174 * recog.c (validate_replace_rtx_group): Replace also in
3175 REG_EQUAL and REG_EQUIV notes.
3177 2010-03-22 Richard Guenther <rguenther@suse.de>
3179 PR tree-optimization/43390
3180 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3181 sure vector extracts are type correct.
3183 2010-03-22 Richard Guenther <rguenther@suse.de>
3186 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3187 x * sqrt (x) even when optimizing for size if the target
3188 has native support for sqrt.
3190 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3192 * varasm.c (make_decl_rtl_for_debug): Also clear
3193 flag_mudflap for the duration of make_decl_rtl call.
3196 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3197 locs from preserved VALUEs.
3199 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3202 * pa.md (movmemsi): Set align to one if zero.
3203 (movmemdi): Likewise.
3205 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3208 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3209 with their corresponding prologue pushes.
3211 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3214 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3215 at the begining or end.
3216 (spu_expand_epilogue): Likewise.
3218 2010-03-20 Richard Guenther <rguenther@suse.de>
3220 PR rtl-optimization/43438
3221 * combine.c (make_extraction): Properly zero-/sign-extend an
3222 extraction of the low part of a CONST_INT. Also handle
3225 2010-03-19 Mike Stump <mikestump@comcast.net>
3227 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3228 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3229 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3231 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3234 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3237 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3239 PR rtl-optimization/42258
3240 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3241 use that may match DEF.
3244 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3245 the cost of loading the constant rather than assuming
3247 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3248 outer code is AND, do the same tests as the andsi3 expander and
3249 return COSTS_N_INSNS (1) if and is cheap.
3251 * optabs.c (avoid_expensive_constant): Fix formatting.
3253 2010-03-19 Michael Matz <matz@suse.de>
3256 * attribs.c (decl_attributes): When rebuilding a function pointer
3257 type use the same qualifiers as the original pointer type.
3259 2010-03-19 Martin Jambor <mjambor@suse.cz>
3261 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3262 and is_gimple_ip_invariant_address.
3264 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3267 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3269 * config/arm/arm.c (arm_override_options): Turn off
3270 flag_dwarf2_cfi_asm for AAPCS variants.
3272 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3275 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3276 Use PRE_MODIFY instead of PRE_DEC.
3277 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3278 (vfp_emit_fstmd): Likewise.
3280 2010-03-19 Michael Matz <matz@suse.de>
3283 * builtins.c (expand_builtin_interclass_mathfn,
3284 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3287 2010-03-19 Richard Guenther <rguenther@suse.de>
3289 PR tree-optimization/43415
3290 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3291 (phi_translate_1): ... this.
3292 (phi_translate): Move all caching here. Cache all NARY
3293 and REFERENCE translations.
3295 2010-03-19 David S. Miller <davem@davemloft.net>
3297 With help from Eric Botcazou.
3298 * config/sparc/sparc.c: Include dwarf2out.h.
3299 (emit_pic_helper): Delete.
3300 (pic_helper_symbol_name): Delete.
3301 (pic_helper_emitted_p): Delete.
3302 (pic_helper_needed): New.
3303 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3304 (get_pc_thunk_name): New.
3305 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3306 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3307 Set pic_helper_needed to true. Don't call emit_pic_helper.
3308 (sparc_expand_prologue): Update load_pic_register call.
3309 (sparc_output_mi_thunk): Likewise.
3310 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3311 thunk if possible. Output CFI information as needed.
3313 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3314 Jack Howarth <howarth@bromo.med.uc.edu>
3317 * config/i386/i386.h: Fix ABI on darwin x86-32.
3319 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3321 * tree.h: Declare make_decl_rtl_for_debug.
3322 * varasm.c (make_decl_rtl_for_debug): New.
3323 * dwarf2out.c (rtl_for_decl_location): Call it.
3324 * cfgexpand.c (expand_debug_expr): Call it.
3326 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3329 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3333 * var-tracking.c (vt_init_cfa_base): Do nothing if
3334 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3336 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3339 * var-tracking.c (canonicalize_vars_star): New.
3340 (dataflow_post_merge_adjust): Use it.
3342 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3345 * var-tracking.c (non_suitable_const): New function.
3346 (add_uses): For DEBUG_INSNs with constants, don't record any
3347 value, instead just the constant value itself.
3348 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3349 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3350 (emit_notes_in_bb): Likewise.
3351 (emit_note_insn_var_location): For onepart variables if
3352 cur_loc is a VOIDmode constant, use DECL_MODE.
3354 2010-03-18 Martin Jambor <mjambor@suse.cz>
3357 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3358 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3359 all non-clones. Moved call redirection...
3360 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3361 (cgraph_materialize_all_clones): Dispose of all
3362 combined_args_to_skip bitmaps.
3363 (verify_cgraph_node): Do not check for edges pointing to wrong
3364 nodes in inline clones.
3365 * tree-inline.c (copy_bb): Call
3366 cgraph_redirect_edge_call_stmt_to_callee.
3367 * ipa.c (cgraph_remove_unreachable_nodes): Call
3368 cgraph_node_remove_callees even when there are used clones.
3370 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3372 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3374 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3377 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3380 2010-03-18 Michael Matz <matz@suse.de>
3383 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3384 into sqrt(x) if we need to preserve signed zeros.
3386 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3387 Eric Botcazou <ebotcazou@adacore.com>
3389 PR rtl-optimization/43360
3390 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3391 note if we don't know its invariant status.
3393 2010-03-18 Michael Matz <matz@suse.de>
3395 PR tree-optimization/43402
3396 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3397 PHI chains of ssa names registered for update.
3399 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3402 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3403 non-offsettable and pre_modify update addressing.
3404 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3405 and "2" alternatives "#".
3406 (*movdd_softfloat32): Make all alternatives "#";
3407 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3408 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3409 (*movdf_softfloat32): Make all alternatives "#";
3410 (movdi): Use the new DIFD mode iterator to create a common splitter
3411 for movdi, movdf and movdd patterns.
3413 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3415 * common.opt (dumpdir): Remove redundant tab.
3417 2010-03-17 Martin Jambor <mjambor@suse.cz>
3419 PR tree-optimization/43347
3420 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3421 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3423 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3425 PR rtl-optimization/42216
3426 * regrename.c (create_new_chain): New function, broken out from...
3427 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3428 appending a use to an empty chain.
3429 (build_def_use): Remove previous changes that convert OP_INOUT to
3430 OP_OUT operands; instead detect the case where an OP_INOUT operand
3431 uses a previously untracked register and create an empty chain for it.
3433 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3435 * doc/extend.texi (Function Attributes): Rewrite unfinished
3436 sentence in ms_abi documentation.
3438 2010-03-17 Alan Modra <amodra@gmail.com>
3440 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3441 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3442 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3443 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3445 2010-03-16 Richard Henderson <rth@redhat.com>
3448 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3449 (lower_try_finally): Save and restore eh_seq around the expansion
3452 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3454 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3455 statements before splitting block.
3457 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3459 * doc/sourcebuild.texi (Testsuites): Fix markup.
3460 Use pathnames relative to gcc/testsuite.
3461 (Test Directives): Move description of how timeout is determined.
3462 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3463 (C Tests): Correct gcc.misc-tests directory.
3464 Framework tests now live in gcc.test-framework.
3466 2010-03-16 Richard Guenther <rguenther@suse.de>
3469 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3470 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3472 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3473 Alexandre Oliva <aoliva@redhat.com>
3475 PR tree-optimization/42917
3476 * lambda-code.c (remove_iv): Skip debug statements.
3477 (lambda_loopnest_to_gcc_loopnest): Likewise.
3478 (not_interesting_stmt): Debug statements are not interesting.
3480 2010-03-16 Jakub Jelinek <jakub@redhat.com>
3484 * cselib.c (cselib_preserve_constants,
3485 cfa_base_preserved_val): New static variables.
3486 (preserve_only_constants): New function.
3487 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3488 clear its REG_VALUES. If cselib_preserve_constants, don't
3489 empty the whole hash table, but preserve there VALUEs with constants,
3490 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3491 (cselib_preserve_cfa_base_value): New function.
3492 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3493 (cselib_init): Change argument to int bitfield. Set
3494 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3496 (cselib_finish): Clear cselib_preserve_constants and
3497 cfa_base_preserved_val.
3498 * cselib.h (enum cselib_record_what): New enum.
3499 (cselib_init): Change argument to int.
3500 (cselib_preserve_cfa_base_value): New prototype.
3501 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3502 * dse.c (dse_step1): Likewise.
3503 * cfgcleanup.c (thread_jump): Likewise.
3504 * sched-deps.c (sched_analyze): Likewise.
3505 * gcse.c (local_cprop_pass): Likewise.
3506 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3507 If FN is non-NULL, call the callback always and whenever it returns
3508 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
3509 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3510 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3511 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3512 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3513 * var-tracking.c: Include recog.h.
3514 (bb_stack_adjust_offset): Remove.
3515 (vt_stack_adjustments): Don't call it, instead just gather the
3516 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3517 (adjust_stack_reference): Remove.
3518 (compute_cfa_pointer): New function.
3519 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3520 (struct adjust_mem_data): New type.
3521 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3523 (get_address_mode): New function.
3524 (replace_expr_with_values): Use it.
3525 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3526 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
3527 (adjust_sets): Remove.
3528 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3529 Use get_address_mode.
3530 (get_adjusted_src): Remove.
3531 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
3532 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
3533 (add_with_sets): Don't call adjust_sets.
3534 (fp_setter, vt_init_cfa_base): New functions.
3535 (vt_initialize): Change return type to bool. Move most of pool etc.
3536 initialization to the beginning of the function from end. Pass
3537 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3538 If !frame_pointer_needed, call vt_stack_adjustment before mos
3539 vector is filled, call vt_init_cfa_base if argp/framep has been
3540 eliminated to sp. If frame_pointer_needed and argp/framep has
3541 been eliminated to hard frame pointer, set
3542 hard_frame_pointer_adjustment and call vt_init_cfa_base after
3543 encountering fp setter in the prologue. For MO_ADJUST, call
3544 log_op_type before pusing the op into mos vector, not afterwards.
3545 Call adjust_insn before cselib_process_insn/add_with_sets,
3546 call cancel_changes (0) afterwards.
3547 (variable_tracking_main_1): Adjust for vt_initialize calling
3548 vt_stack_adjustments and returning whether it succeeded or not.
3550 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3552 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3555 2010-03-15 Jakub Jelinek <jakub@redhat.com>
3557 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3559 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3560 drap_reg has not been set.
3562 2010-03-15 Michael Matz <matz@suse.de>
3565 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3566 use it to expand block copies.
3567 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3568 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3569 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3571 2010-03-15 Richard Guenther <rguenther@suse.de>
3573 PR tree-optimization/43367
3574 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3577 2010-03-15 Richard Guenther <rguenther@suse.de>
3579 PR tree-optimization/43317
3580 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3582 2010-03-15 Martin Jambor <mjambor@suse.cz>
3584 PR tree-optimization/43141
3585 * tree-sra.c (create_abstract_origin): New function.
3586 (modify_function): Call create_abstract_origin.
3588 2010-03-15 Chris Demetriou <cgd@google.com>
3590 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3593 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3596 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3597 call insert_out_of_ssa_copy for default definitions.
3599 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3601 * graphite-clast-to-gimple.c (my_long_long): Defined.
3602 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3603 * graphite-sese-to-poly.c (my_long_long): Defined.
3604 (scop_ivs_can_be_represented): Use it.
3606 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3608 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3609 graphite-max-bbs-per-function, and loop-block-tile-size.
3610 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3612 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3614 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3616 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3617 forward declaration.
3618 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3619 (add_upper_bounds_from_estimated_nit): New.
3620 (build_loop_iteration_domains): Use it.
3622 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3624 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3626 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3629 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3630 should be an INTEGER_CST. Also handle CASE_CONVERT.
3632 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3634 * graphite.c (graphite_initialize): To bound the number of bbs per
3635 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3636 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3637 * doc/invoke.texi: Document it.
3639 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3641 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3642 * graphite-sese-to-poly.h (build_poly_scop): Same.
3644 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3646 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3647 the number of parameters in the scop. Use as an upper bound
3648 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3649 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3650 * doc/invoke.texi: Document it.
3652 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
3654 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3655 * doc/c-tree.texi: Remove.
3656 * doc/generic.texi: Merge c-tree.texi here.
3657 * doc/gccint.texi (Trees): Remove menu entry.
3658 (c-tree.texi): Remove @include.
3659 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3660 * doc/languages.texi (Reading RTL): Ditto.
3662 2010-03-12 Steve Ellcey <sje@cup.hp.com>
3665 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3667 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3670 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3671 code added to work around reload clobbering CONST insns.
3673 2010-03-12 Jakub Jelinek <jakub@redhat.com>
3675 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3676 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3677 (cselib_preserve_only_values): Remove retain argument, don't
3678 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3679 * cselib.h (cselib_preserve_only_values): Remove retain argument.
3680 * var-tracking.c (micro_operation): Move insn field before union.
3681 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3682 (struct variable_tracking_info_def): Remove n_mos field, change
3683 mos into a vector of micro_operations.
3684 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3685 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3686 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3687 changing into a vector.
3688 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3689 come before all other uops generated by add_stores.
3690 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3692 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3693 a vector. Run just one pass over the bbs instead of separate counting
3694 and computation phase.
3695 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3698 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3699 into *nonlocalized_list vector.
3700 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3701 even if origin is non-NULL.
3702 (gen_variable_die): Likewise.
3703 (process_scope_var): Don't change origin.
3704 (gen_decl_die): Likewise.
3705 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3706 before adding new edges instead of after it, fix moving over
3709 2010-03-11 David S. Miller <davem@davemloft.net>
3711 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3713 * configure: Rebuild.
3715 2010-03-11 Martin Jambor <mjambor@suse.cz>
3717 PR tree-optimization/43257
3718 * tree.c (assign_assembler_name_if_neeeded): New function.
3719 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3721 * tree.h (assign_assembler_name_if_neeeded): Declare.
3722 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3723 the function if needed.
3725 2010-03-11 Chris Demetriou <cgd@google.com>
3727 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3728 include/stdint-gcc.h, and include/stdint.h world-readable.
3730 2010-03-11 Richard Guenther <rguenther@suse.de>
3732 PR tree-optimization/43255
3733 * tree-vrp.c (process_assert_insertions_for): Do not insert
3734 asserts for trivial conditions.
3736 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3738 PR tree-optimization/43280
3739 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3740 generation. Move calculation of size out of the if branch.
3741 (find_bswap): Modify compare number generation.
3743 2010-03-11 Richard Guenther <rguenther@suse.de>
3746 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3747 (input_gimple_stmt): Fixup handled component types during
3748 operand read. Also fix up decls in ADDR_EXPRs.
3750 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3752 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3753 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3755 2010-03-10 Jan Hubicka <jh@suse.cz>
3758 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3759 * varasm.c (get_variable_section): Don't do that here...
3760 (make_decl_rtl): ... and here.
3761 (do_assemble_alias): Produce decl RTL.
3762 (assemble_alias): Likewise.
3764 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3767 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3768 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3770 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3771 (based_loc_descr): Only express drap or vdrap regno based expressions
3772 using DW_OP_fbreg when not optimizing.
3773 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3774 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3775 REG_CFA_SET_VDRAP note.
3777 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3779 PR tree-optimization/43236
3780 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3781 error in calculation of base address in reverse iteration case.
3782 (generate_builtin): Take number of latch executions if the statement
3785 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3788 * tree-eh.c: Include pointer-set.h.
3789 (lower_eh_dispatch): Filter out duplicate case labels and
3790 remove the unneeded edge when the label is unused. Return
3791 true when some edges are removed.
3792 (execute_lower_eh_dispatch): When any lowering resulted in
3793 removing an edge, also delete unreachable blocks.
3795 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3798 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3799 UNSPEC_MACHOPIC_OFFSET.
3801 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3804 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3805 (m68k_delegitimize_address): New function.
3807 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3810 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3813 * var-tracking.c (adjust_sets): New function.
3814 (count_with_sets, add_with_sets): Use it.
3815 (get_adjusted_src): New inline function.
3816 (add_stores): Use it.
3819 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3820 call cselib_dummy_expand_value_rtx_cb instead of
3821 cselib_expand_value_rtx_cb.
3824 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3825 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3826 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3827 and .cfi_endproc around the pic thunks.
3828 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3829 all queued unwind info register saves are saved before the call.
3830 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3831 considered as sp-=4 for unwind info and the pop as sp+=4 which
3832 also clobbers dest, but doesn't actually restore it.
3835 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3836 RTX_FRAME_RELATED_P.
3838 2010-03-09 Jie Zhang <jie@codesourcery.com>
3840 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3841 whitespaces in output template.
3843 2010-03-09 Jie Zhang <jie@codesourcery.com>
3845 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3848 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3850 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3851 builtins.exp in a separate job.
3853 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3855 * graphite-sese-to-poly.c (add_param_constraints): Use
3856 lower_bound_in_type and upper_bound_in_type.
3858 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3860 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3861 instead of unsigned_type_node.
3863 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3864 Reza Yazdani <reza.yazdani@amd.com>
3867 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3868 on pointer type parameters.
3870 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3874 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3875 handle conversions from pointer to integers.
3876 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3877 induction variable, to be able to work with code generated by CLooG.
3878 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3879 (build_poly_scop): Bail out if we cannot codegen a loop.
3881 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3883 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3884 code generation with gloog_error.
3886 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3888 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3889 Call fold_convert on all the returned values.
3890 (expand_scalar_variables_expr): Pass to
3891 expand_scalar_variables_ssa_name the type of the resulting expression.
3893 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3895 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3896 ppl_min_for_le_pointset.
3897 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3898 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3900 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3902 * graphite-dependences.c (map_into_dep_poly): Removed.
3903 (dependence_polyhedron_1): Use combine_context_id_scat.
3905 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3907 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3908 (struct poly_bb): Same.
3909 (combine_context_id_scat): New.
3911 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3914 * sese.c (name_defined_in_loop_p): Return false for default
3917 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3919 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3920 and clean up the logic.
3922 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3924 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3927 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3929 * var-tracking.c (remove_cselib_value_chains): Define only for
3931 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3932 delete_slot_part, emit_notes_for_differences_1): Don't call
3933 remove_cselib_value_chains here.
3934 (set_slot_part, emit_notes_for_differences_2): Don't call
3935 add_cselib_value_chains here.
3936 (preserved_values): New vector.
3937 (preserve_value): New function.
3938 (add_uses, add_stores, vt_add_function_parameters): Use it
3939 instead of cselib_preserve_value.
3940 (changed_values_stack): New vector.
3941 (check_changed_vars_0): New function.
3942 (check_changed_vars_1, check_changed_vars_2): Use it.
3943 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3944 changed_values_stack VALUEs.
3945 (vt_emit_notes): For all preserved_values call
3946 add_cselib_value_chains. If ENABLE_CHECKING call
3947 remove_cselib_value_chains before verifying value_chains is empty.
3948 Initialize and free changed_values_stack.
3949 (vt_initialize): Initialize preserved_values.
3950 (vt_finalize): Free preserved_values.
3952 2010-03-08 Richard Guenther <rguenther@suse.de>
3954 PR tree-optimization/43269
3955 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3958 2010-03-08 Martin Jambor <mjambor@suse.cz>
3960 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3961 (ipa_is_param_called): Removed.
3962 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3963 (ipa_print_node_params): Do not print the called flag.
3964 (ipa_write_node_info): Do not stream the called flag.
3965 (ipa_read_node_info): Likewise.
3967 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3970 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3971 * cselib.c (struct expand_value_data): Add dummy field.
3972 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3974 (cselib_dummy_expand_value_rtx_cb): New function.
3975 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3977 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3978 * var-tracking.c: Include pointer-set.h.
3979 (variable): Change n_var_parts to char from int. Add
3980 cur_loc_changed and in_changed_variables fields.
3981 (variable_canonicalize): Remove.
3982 (shared_var_p): New inline function.
3983 (unshare_variable): Maintain cur_loc_changed and
3984 in_changed_variables fields. If var was in changed_variables,
3985 replace it there with new_var. Just copy cur_loc instead of
3986 resetting it to something else.
3987 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3988 (dataflow_set_union): Don't call variable_canonicalize.
3989 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3990 of their DEBUG_EXPR_TREE_DECLs.
3991 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3992 and in_changed_variables and cur_loc_changed is false.
3993 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3994 and cur_loc_changed. Don't update cur_loc here.
3995 (variable_merge_over_src): Don't call variable_canonicalize.
3996 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3997 removing loc that is equal to cur_loc, clear cur_loc,
3998 set cur_loc_changed and ensure variable_was_changed is called.
3999 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
4000 compare pointers in cur_loc check, if it is equal to loc,
4001 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
4002 (variable_different_p): Remove compare_current_location argument,
4003 don't compare cur_loc.
4004 (dataflow_set_different_1): Adjust variable_different_p caller.
4005 (variable_was_changed): If dv had some var in changed_variables
4006 already, reset in_changed_variables flag for it and propagate
4007 cur_loc_changed over to the new variable. On empty var
4008 always set cur_loc_changed. Set in_changed_variables on whatever
4009 var is added to changed_variables.
4010 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
4011 Use shared_var_p. When removing loc that is equal to cur_loc,
4012 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
4013 end, don't set it to something else, just call variable_was_changed.
4014 (delete_slot_part): Use shared_var_p. When cur_loc equals to
4015 loc being removed, clear cur_loc and set cur_loc_changed.
4016 Set cur_loc_changed if all locations have been removed.
4017 (struct expand_loc_callback_data): New type.
4018 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
4019 allocated. Always create SUBREGs if simplify_subreg failed.
4020 Prefer to use cur_loc, when that fails and still in
4021 changed_variables (and seen first time) recompute it. Set
4022 cur_loc_changed of variables which had to change cur_loc and
4023 compute elcd->cur_loc_changed if any of the subexpressions used
4024 had to change cur_loc.
4025 (vt_expand_loc): Adjust to pass arguments in
4026 expand_loc_callback_data structure.
4027 (vt_expand_loc_dummy): New function.
4028 (emitted_notes): New variable.
4029 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
4030 that weren't used for any other decl in current
4031 emit_notes_for_changes call call vt_expand_loc_dummy to update
4032 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
4033 first loc_chain location if NULL before. Always use just
4034 cur_loc instead of first loc_chain location. When cur_loc_changed
4035 is false, when not --enable-checking=rtl just don't emit any note.
4036 When rtl checking, compute the note and assert it is the same
4037 as previous note. Clear cur_loc_changed and in_changed_variables
4038 at the end before removing from changed_variables.
4039 (check_changed_vars_3): New function.
4040 (emit_notes_for_changes): Traverse changed_vars to call
4041 check_changed_vars_3 on each changed var.
4042 (emit_notes_for_differences_1): Clear cur_loc_changed and
4043 in_changed_variables. Recompute cur_loc of new_var.
4044 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
4045 (vt_emit_notes): Initialize and destroy emitted_notes.
4047 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
4049 PR rtl-optimization/42220
4050 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
4051 Use verify_reg_tracked to determine if we should use OP_OUT rather
4053 (build_def_use): If we see an in-out operand for a register that we
4054 know nothing about, treat is an output if possible, fail the block if
4057 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4060 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
4063 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4066 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
4067 uses of relevant DEFs that are dead outside the loop too.
4069 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4071 * var-tracking.c (dataflow_set_merge): Swap src and src2.
4073 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4075 * var-tracking.c (values_to_unmark): New variable.
4076 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4077 values_to_unmark vector. Moved body to...
4078 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4079 instead queue it into values_to_unmark vector.
4080 (vt_find_locations): Free values_to_unmark vector.
4082 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
4084 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
4085 (site.exp): Export them when plugins are enabled.
4087 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
4090 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
4092 (chrec_fold_multiply): Same.
4094 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4097 * c-decl.c (build_compound_literal): Return early if init is
4100 2010-03-04 Martin Jambor <mjambor@suse.cz>
4102 PR tree-optimization/43164
4103 PR tree-optimization/43191
4104 * tree-sra.c (type_consists_of_records_p): Reject records with
4105 zero-size bit-fields at the end.
4107 2010-03-04 Mike Stump <mikestump@comcast.net>
4109 * Makefile.in (TAGS): Remove *.y.
4111 2010-03-04 Richard Guenther <rguenther@suse.de>
4113 PR tree-optimization/40761
4114 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
4116 (my_rev_post_order_compute): New function.
4117 (init_pre): Call it.
4119 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
4122 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
4123 decrease the cost of an IV candidate when the cost is infinite.
4125 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4127 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
4128 Use '3DNow!' for the extension of that name, ensure normal space
4130 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4132 2010-03-03 Jeff Law <law@redhat.com>
4134 * PR middle-end/32693
4135 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
4136 than gen_rtx_SUBREG.
4137 (extract_bit_field_1): Likewise.
4139 2010-03-03 Janis Johnson <janis187@us.ibm.com>
4141 * doc/sourcebuild.texi (Test directives): Document that arguments
4142 include-opts and exclude-opts are now optional for dg-skip-if,
4143 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
4145 2010-03-03 Jason Merrill <jason@redhat.com>
4148 * cgraph.h (varpool_node): Add extra_name field.
4149 * varpool.c (varpool_extra_name_alias): New.
4150 (varpool_assemble_decl): Emit extra name aliases.
4151 (varpool_mark_needed_node): Look past an extra name alias.
4152 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4153 * lto-streamer-in.c (lto_input_tree): Read it.
4154 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4156 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4158 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4159 (sparc*-*-solaris2*): ...this.
4161 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4164 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4165 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4166 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4167 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4170 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4171 fallthrough to default handling, just with want_address 0 instead of 2.
4172 For single element lists, add_AT_loc directly, otherwise create an
4173 artificial variable DIE and stick location list to it.
4176 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4177 (VAL_EXPR_HAS_REVERSE): Define.
4178 (reverse_op): New function.
4179 (add_stores): For reversible operations add an extra MO_VAL_USE.
4181 2010-03-02 Jason Merrill <jason@redhat.com>
4183 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4185 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4187 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4188 (sparc64-*-linux*): Likewise.
4189 (sparc64-*-solaris2*): Include assembler files before linker ones.
4190 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4191 * config/sparc/gas.h: Delete.
4192 * config/sparc/sol2-64.h: Add copyright notice.
4193 * config/sparc/sol2-gas-bi.h: Likewise.
4194 * config/sparc/sol2-gld.h: Likewise.
4195 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4196 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4197 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4198 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4199 (sparc_elf_asm_named_section): Rename into...
4200 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4202 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4204 * config/alpha/alpha.c (override_options): Fix -mtune error message.
4206 2010-03-02 Jeff Law <law@redhat.com>
4209 * reload1.c (rtx_p, substitute_stack): Declare.
4210 (substitute): Record addresses of changed rtxs.
4211 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
4212 Restore the original rtx when complete.
4213 (reload): Free subsitute_stack when complete.
4215 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4217 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4218 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4220 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4221 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4222 Torture Tests): Change from subsection to section.
4224 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4225 Steven Bosscher <steven@gcc.gnu.org>
4227 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4230 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4233 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4234 the assignment from the new induction variable to the assignment
4235 of the value from the original loop PHI function.
4237 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4238 Daniel Jacobowitz <dan@codesourcery.com>
4240 * doc/sourcebuild.texi (Test directives): Clarify options to
4243 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4245 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4246 Disable cfi directives unless GCC and gas agree on using read-only
4247 .eh_frame sections for 64-bit.
4248 * configure: Regenerate.
4250 2010-03-01 Richard Guenther <rguenther@suse.de>
4252 PR tree-optimization/43220
4253 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4254 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4256 2010-03-01 Richard Guenther <rguenther@suse.de>
4257 Martin Jambor <mjambor@suse.cz>
4260 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4261 gimplified parameters.
4263 2010-03-01 Christian Bruel <christian.bruel@st.com>
4265 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4267 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4269 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4271 2010-03-01 Richard Guenther <rguenther@suse.de>
4274 * expr.c (expand_assignment): Use the alias-oracle to tell
4275 if the rhs aliases the result decl.
4277 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4280 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4281 to sol_gt_pch_get_address.
4282 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4283 64-bit, SPARC and x86.
4284 (sol_gt_pch_get_address): New function.
4286 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4288 * toplev.h (inform_n, error_n): Declare.
4289 * diagnostic.c (inform_n, error_n): New function.
4291 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4293 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4294 has no rtl yet when processing local_decls, queue it and recheck
4295 if deferred stack allocation hasn't assigned it rtl.
4297 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4299 * config/sh/sh.c (unspec_bbr_uid): New.
4300 (gen_block_redirect): Use it instead of INSN_UID.
4301 (gen_far_branch): Likewise.
4303 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4305 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4306 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4308 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4310 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4311 (Warning Options): -Wno-conversion-null is valid for
4312 Objective-C++ as well.
4313 * doc/tm.texi (Named Address Spaces): Likewise.
4314 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4315 * doc/tree-ssa.texi (Tree SSA): Likewise.
4317 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4320 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4321 by default. Don't set the default arch for
4322 i[34567]86-*-darwin*|x86_64-*-darwin*.
4324 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4327 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4328 default. Set the default 32bit/64bit archs with $with_arch
4329 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4331 2010-02-27 Richard Guenther <rguenther@suse.de>
4333 PR tree-optimization/43186
4334 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4335 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4336 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4337 unroller iterations.
4339 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4341 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4342 required and i[34567]86-*-* targets don't support 64bit ISA.
4344 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4347 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4350 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4352 * config.gcc: Set the default arch at least to Prescott for
4353 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4354 if SSE math is enabled.
4356 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4358 * diagnostic.c (diagnostic_initialize): Update.
4359 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4361 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4362 (diagnostic_inhibit_notes): New.
4363 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4365 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4368 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4369 * doc/standards.texi: Likewise.
4370 * doc/extend.texi: Likewise.
4371 * doc/trouble.texi: Likewise.
4372 * doc/cppopts.texi: Likewise.
4373 * doc/install.texi: Likewise.
4374 * c.opt (std=c90,std=gnu90): New options.
4375 * c-opts.c (c_common_handle_option): Handle them.
4377 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4380 * c-decl.c (undeclared_variable): Use an informative note.
4382 2010-02-26 Richard Guenther <rguenther@suse.de>
4384 PR tree-optimization/43186
4385 * gimple.h (gimple_fold): Remove.
4386 * gimple.c (gimple_fold): Remove. Inline into single user ...
4387 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4388 Try harder for conditions.
4390 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4393 * function.c (used_types_insert): Don't skip through named pointer
4394 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4395 and it is different from the main variant's type.
4397 2010-02-26 Nick Clifton <nickc@redhat.com>
4399 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4401 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4403 * config.gcc: Support --with-fpmath=sse for x86.
4405 * config/i386/ssemath.h: New.
4407 * doc/install.texi (--with-fpmath=sse): Documented.
4409 2010-02-26 Richard Guenther <rguenther@suse.de>
4411 PR tree-optimization/43188
4412 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4413 vector types of over-aligned element type.
4415 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4418 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4419 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4421 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4423 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4425 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4427 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4428 * var-tracking.c: Include diagnostic.h.
4429 (debug_dv): New function.
4430 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4433 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4434 (add_value_chain, add_value_chains, remove_value_chain,
4435 remove_value_chains): Handle DEBUG_EXPRs.
4436 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4439 * regcprop.c (struct queued_debug_insn_change): New type.
4440 (struct value_data_entry): Add debug_insn_changes field.
4441 (struct value_data): Add n_debug_insn_changes field.
4442 (debug_insn_changes_pool): New variable.
4443 (free_debug_insn_changes, apply_debug_insn_changes,
4444 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4445 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4446 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4448 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4450 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4451 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4452 changes, call cprop_find_used_regs via note_stores.
4453 (copyprop_hardreg_forward): When copying vd from predecessor
4454 which has any queued DEBUG_INSN changes, make sure the pointers are
4455 cleared. At the end call df_analyze and then if there are any
4456 DEBUG_INSN changes queued at the end of some basic block for still
4457 live registers, apply them.
4458 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4460 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4462 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
4465 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
4467 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
4468 targets. Set the default with_cpu/with_arch from arch/cpu.
4469 Allow x86-64 and native for with_cpu/with_arch.
4471 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
4473 * ebitmap.c: Change calls to verify_popcount with calls to
4474 sbitmap_verify_popcount.
4475 (ebitmap_clear_bit): Fixed map->cacheindex test and
4476 map>cache update when bit clearing results in an empty
4479 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4482 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
4483 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
4484 and support both V2DF and V2DI modes.
4485 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
4486 support both V2DF and V2DI modes.
4487 (general): Delete trailing whitespace from a few patterns.
4489 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4490 V2DF/V2DI interleave high/low builtins.
4492 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
4495 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
4496 interleave high/low functions.
4498 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4500 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
4501 #pragma extern_prefix.
4503 2010-02-25 Jakub Jelinek <jakub@redhat.com>
4506 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
4507 BLKmode, assert op0 is a MEM and just adjust its mode.
4510 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
4511 if bitpos isn't multiple of mode's bitsize.
4513 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4515 * c.opt (-ftemplate-depth=): New.
4516 (-ftemplate-depth-): Deprecate.
4517 * optc-gen.awk: Handle -ftemplate-depth=.
4518 * opth-gen.awk: Likewise.
4519 * c-opts.c (c_common_handle_option): Likewise.
4520 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
4522 2010-02-24 Jason Merrill <jason@redhat.com>
4524 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
4526 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4528 * cfg.c (alloc_aux_for_block): Remove inline.
4529 (alloc_aux_for_edge): Likewise.
4531 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4533 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
4535 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4537 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
4538 * config/i386/sol2-gas.h: New file.
4539 * config.gcc (i[34567]86-*-solaris2*): Use it.
4541 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4544 * c-typeck.c (ep_convert_and_check): New.
4545 (build_conditional_expr): Use it.
4546 (build_binary_op): Likewise.
4548 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4550 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
4553 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
4554 bounds even for -O+.
4555 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
4556 expr needs to have DECL_NAME set.
4558 2010-02-24 Nick Clifton <nickc@redhat.com>
4560 * config/mep/mep.c: Include gimple.h.
4561 (mep_function_uses_sp): Delete unused function.
4562 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
4563 parameters. Use unsigned integers to count args. Return a
4564 NULL_RTX instead of an error_mark_node. Toidy up formatting.
4566 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4569 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
4570 greater or equal to nelt instead of 2 * nelt.
4571 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
4574 2010-02-23 Jason Merrill <jason@redhat.com>
4577 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4578 in cfun->local_decls even if they have register types.
4581 * stor-layout.c (place_field): Don't warn about unnecessary
4582 DECL_PACKED if the type is packed.
4584 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4587 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4588 GOTOFF relocs, even when the base reg isn't pic pointer.
4590 2010-02-23 Michael Matz <matz@suse.de>
4593 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4594 (expand_gimple_basic_block): Generate and use debug temps if there
4595 are debug uses left after the last real use of TERed ssa names.
4596 Unlink debug immediate uses when they are expanded.
4598 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4601 * config/i386/i386.c (override_options): Reorganise to provide
4602 better error messages.
4604 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4607 * graphite-scop-detection.c (create_single_exit_edge): Move
4608 the call to find_single_exit_edge to....
4609 (create_sese_edges): ...here. Don't handle multiple edges
4610 exiting the function.
4611 (build_graphite_scops): Don't handle multiple edges
4612 exiting the function.
4614 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4617 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4618 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4620 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4623 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4625 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4628 * c-typeck.c (convert_arguments): Print declaration location.
4629 * c-common.c (validate_nargs): Rename as
4630 builtin_function_validate_nargs.
4631 (check_builtin_function_arguments): Update.
4633 2010-02-22 Richard Guenther <rguenther@suse.de>
4636 * tree-inline.c (declare_return_variable): Use the type of
4637 the call stmt lhs if available.
4639 2010-02-22 Duncan Sands <baldrick@free.fr>
4641 * passes.c (register_pass): Always consider all pass lists when
4642 ref_pass_instance_number is zero.
4644 2010-02-22 Richard Guenther <rguenther@suse.de>
4646 PR tree-optimization/42749
4647 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
4648 parameter. Do arithmetic in the original type.
4649 (update_accumulator_with_ops): Likewise.
4650 (adjust_accumulator_values): Adjust.
4652 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4654 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
4655 (QI to BLKmode splitter): New splitter.
4657 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
4659 * config/i386/i386.c (initial_ix86_tune_features): Turn on
4660 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
4662 2010-02-22 Richard Guenther <rguenther@suse.de>
4664 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
4666 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
4668 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
4669 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
4670 ($(T)crti.o, $(T)crtn.o): Remove rules.
4672 2010-02-21 Tobias Burnus <burnus@net-b.de>
4675 * doc/invoke.texi (-fassociative-math): Document that this
4676 option is automatically enabled for Fortran.
4678 2010-02-20 David S. Miller <davem@davemloft.net>
4680 * configure.ac: Test if linker and assembler properly support
4681 GOTDATA_OP relocations.
4682 * configure: Rebuild.
4683 * config.in: Likewise.
4684 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4685 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4686 (movsi_high_pic): Likewise.
4687 (movdi_lo_sum_pic): Likewise.
4688 (movdi_high_pic): Likewise.
4689 (movsi_pic_gotdata_op): New pattern.
4690 (movdi_pic_gotdata_op): Likewise.
4691 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4692 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4694 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4697 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4698 attribute to ssemul.
4699 (xop_mulv2div2di3_high): Ditto.
4701 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4704 * c.opt (Wconversion-null): New option.
4705 * doc/invoke.texi (Wconversion-null): Document.
4707 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4709 * common.opt (Wlarger-than-): Add Undocumented.
4711 2010-02-19 Mike Stump <mikestump@comcast.net>
4713 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4715 2010-02-19 Jason Merrill <jason@redhat.com>
4718 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4719 * configure: Likewise.
4721 2010-02-20 Alan Modra <amodra@gmail.com>
4724 * cgraph.h (cgraph_make_decl_local): Declare.
4725 * cgraph.c (cgraph_make_decl_local): New function.
4726 (cgraph_make_node_local): Use it.
4727 * cgraphunit.c (cgraph_function_versioning): Likewise.
4728 * ipa.c (function_and_variable_visibility): Likewise.
4730 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4733 * except.c (sjlj_emit_function_enter): Don't call
4734 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4736 * rtl.h (add_reg_br_prob_note): Remove prototype.
4738 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4741 * c-common.c (conversion_warning): Remove widening conversions
4742 before checking the conversion of integers to reals.
4744 2010-02-19 Mike Stump <mikestump@comcast.net>
4747 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4750 * cgraphunit.c (process_function_and_variable_attributes): Check
4751 DECL_PRESERVE_P instead of looking up attribute "used".
4752 * ipa-pure-const.c (check_decl): Likewise.
4753 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4754 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4755 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4756 instead of attribute "used".
4757 * config/sol2-c.c (solaris_pragma_init): Likewise.
4758 (solaris_pragma_fini): Likewise.
4760 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4762 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4763 Use XCNEW instead of xcalloc.
4764 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4765 XNEW instead of xmalloc.
4766 (get_fields): Use XNEWVEC instead of xmalloc.
4769 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4770 populate vars array.
4771 (create_new_general_access): For debug stmts just reset value.
4772 (get_stmt_accesses): For accesses within debug stmts just record them
4773 using add_access_to_acc_sites instead of preventing the peeling or
4774 counting them as accesses.
4777 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4779 2010-02-19 Richard Guenther <rguenther@suse.de>
4781 PR tree-optimization/42916
4782 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4785 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4787 * configure.ac: Replace all uses of changequote in macro arguments
4788 with proper quoting.
4790 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4793 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4795 2010-02-19 Richard Guenther <rguenther@suse.de>
4797 PR tree-optimization/42944
4798 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4799 test for aliasing with errno.
4801 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4804 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4805 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4806 * dojump.c: Include output.h.
4807 (inv): New inline function.
4808 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4809 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4810 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4811 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4812 argument, pass it down to other calls.
4813 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4814 add REG_BR_PROB note to the conditional jump.
4815 * cfgexpand.c (add_reg_br_prob_note): Removed.
4816 (expand_gimple_cond): Don't call it, add the probability
4817 as last argument to jumpif_1/jumpifnot_1.
4818 * Makefile.in (dojump.o): Depend on output.h.
4819 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4821 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4822 * stmt.c (do_jump_if_equal): Likewise.
4823 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4824 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4825 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4827 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4828 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4829 jumpifnot_1 callers.
4830 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4832 (store_expr): Adjust jumpifnot caller.
4833 (store_constructor): Adjust jumpif caller.
4836 * gimplify.c (gimple_boolify): For __builtin_expect call
4837 gimple_boolify also on its first argument.
4839 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4841 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4843 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4844 * configure: Regenerated.
4846 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4848 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4849 lang_hooks.types_compatible_p instead of comptypes.
4851 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4853 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4854 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4855 if __prefer_thumb__ is defined.
4857 2010-02-18 Martin Jambor <mjambor@suse.cz>
4859 PR tree-optimization/43066
4860 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4861 array with zero-sized element type.
4863 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4865 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4866 rtx, allocate struct var_loc_node here and return it to the
4867 caller, and only if it is actually needed.
4868 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4869 move it earlier and return immediately if it returns NULL.
4871 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4873 * config/sparc/gas.h: New file. Restore
4874 TARGET_ASM_NAMED_SECTION to its ELF default.
4875 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4877 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4878 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4879 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4880 after sparc/sysv4.h.
4882 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4884 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4886 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4888 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4889 patterns from predicated pattern.
4891 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4894 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4895 for insn mnemonic suffix.
4897 2010-02-17 Richard Guenther <rguenther@suse.de>
4899 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4902 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4905 * caller-save.c (save_call_clobbered_regs): If BB ends with
4906 a DEBUG_INSN, move any notes in between last real insn and the last
4907 DEBUG_INSN after the last DEBUG_INSN.
4909 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4911 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4912 Fix return type. Fix argument type. Explain meaning of return value.
4914 2010-02-16 Richard Guenther <rguenther@suse.de>
4916 PR tree-optimization/41043
4917 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4918 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4920 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4922 2010-02-16 Ira Rosen <irar@il.ibm.com>
4924 PR tree-optimization/43074
4925 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4926 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4927 vectorizable cycles in hybrid SLP check.
4928 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4930 2010-02-16 Richard Guenther <rguenther@suse.de>
4932 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4933 (true_dependence): If memrefs_conflict_p computes must-alias
4934 trust it. Move TBAA check after offset-based disambiguation.
4935 (canon_true_dependence): Likewise.
4937 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4939 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4940 * doc/invoke.texi: Document it.
4941 * var-tracking.c: Include toplev.h and params.h.
4942 (vt_find_locations): Return bool indicating success. Compute
4943 hash sizes unconditionally. Check new parameter, report.
4944 (variable_tracking_main_1): Check vt_find_locations results and
4945 retry. Renamed from...
4946 (variable_tracking_main): ... this. New wrapper to preserve
4947 flag_var_tracking_assignments.
4948 * Makefile.in (var-tracking.o): Adjust dependencies.
4950 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4951 Jakub Jelinek <jakub@redhat.com>
4954 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4955 if weak_import attribute is present.
4956 * config/darwin.c (machopic_select_section): Likewise.
4958 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4960 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4961 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4962 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4963 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4965 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
4967 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4970 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4971 Rewrite text to refer to the names.
4973 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4975 * config/i386/i386-builtin-types.def
4976 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4977 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4978 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4979 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4980 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4981 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4982 IX86_BUILTIN_VPERMIL2PS256.
4983 (MULTI_ARG_4_DF2_DI_I): Defined.
4984 (MULTI_ARG_4_DF2_DI_I1): Defined.
4985 (MULTI_ARG_4_SF2_SI_I): Defined.
4986 (MULTI_ARG_4_SF2_SI_I1): Defined.
4987 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4988 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4989 __builtin_ia32_vpermil2ps256.
4990 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4991 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4992 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4993 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4994 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4995 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4996 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4997 CODE_FOR_xop_vpermil2v8sf3.
4998 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4999 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
5000 * config/i386/xopintrin.h (_mm_permute2_pd): New.
5001 (_mm256_permute2_pd): New.
5002 (_mm_permute2_ps): New.
5003 (_mm256_permute2_ps): New.
5005 2010-02-15 Nick Clifton <nickc@redhat.com>
5007 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
5008 boolean parameters. Use emit_jump_insn when emitting a pop
5009 instruction containing a return insn.
5010 (push): Use 'true' rather than '1' as second parameter to F.
5011 (h8300_expand_prologue): Likewise.
5012 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
5013 (h8300_expand_epilogue): Likewise.
5015 2010-02-15 Richard Guenther <rguenther@suse.de>
5018 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
5021 2010-02-15 Nick Clifton <nickc@redhat.com>
5023 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
5026 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
5028 * intl.c (fake_ngettext): New function.
5029 * intl.h (fake_ngettext): Declare.
5030 (ngettext): Define macro.
5031 * collect2.c (notice_translated): New function.
5032 (main): Use notice_translated and ngettext.
5033 * collect2.h (notice_translated): Declare.
5035 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
5037 * reorg.c (delete_computation): Comment fixes.
5038 * caller-save.c (setup_save_areas): Idem.
5039 * sel-sched-dump.c (dump_lv_set): Idem.
5042 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5044 * config/s390/s390.c (s390_sched_init): New function.
5045 (TARGET_SCHED_INIT): Target hook defined.
5047 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
5048 Jack Howarth <howarth@bromo.med.uc.edu>
5049 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5052 Partial revert of unintended change in fix for PR41605.
5053 * config/darwin.h: Fix typo.
5054 * config/darwin9.h: Same.
5056 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5058 * c-pch.c (pch_init): Clear v.
5060 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5063 * graphite-scop-detection.c (graphite_can_represent_scev): Call
5064 graphite_can_represent_init for MULT_EXPR.
5066 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5070 * graphite-sese-to-poly.c (remove_phi): New.
5071 (translate_scalar_reduction_to_array): Call remove_phi.
5073 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5076 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
5077 * graphite-clast-to-gimple.h (gloog): Update declaration.
5078 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
5079 * graphite-poly.h (struct poly_bb): Add missing comments.
5080 (struct scop): Add poly_scop_p field.
5082 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
5083 * graphite.c (graphite_transform_loops): Build the polyhedral
5084 representation for each scop before code generation.
5085 * sese.c (rename_variables_in_operand): Removed.
5086 (rename_variables_in_expr): Return the renamed expression.
5087 (rename_sese_parameters): New.
5088 * sese.h (rename_sese_parameters): Declared.
5090 2010-02-11 Richard Guenther <rguenther@suse.de>
5092 PR tree-optimization/42998
5093 * tree-ssa-pre.c (create_expression_by_pieces): Treat
5094 POINTER_PLUS_EXPR properly.
5096 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5097 Changpeng Fang <changpeng.fang@amd.com>
5100 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
5101 the cost of an IV candidate when the IV is used in a test against zero.
5103 * gcc.dg/tree-ssa/ivopts-3.c: New.
5105 2010-02-11 Richard Guenther <rguenther@suse.de>
5108 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
5109 pointer-vs-decl case by swapping refs. Handle some cases
5110 of pointer-vs-decl disambiguations more conservatively.
5111 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
5112 to false after expanding.
5114 2010-02-11 Richard Guenther <rguenther@suse.de>
5117 * gcc.c (process_command): Handle LTO file@offset case more
5120 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5122 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
5123 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
5125 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
5127 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
5128 if MEM's mode size isn't DWARF2_ADDR_SIZE.
5129 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
5130 Optimize eq/ne comparisons when both arguments are known to be
5132 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
5133 Don't mask operands unnecessarily if they are known to be already
5136 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
5138 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
5141 2010-02-10 Richard Guenther <rguenther@suse.de>
5143 PR tree-optimization/43017
5144 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
5145 for wrapping signed arithmetic.
5147 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5150 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
5151 if no debug info should be emitted for it.
5153 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5155 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5156 note when flag_exceptions is set.
5158 2010-02-10 Duncan Sands <baldrick@free.fr>
5160 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5162 2010-02-10 Richard Guenther <rguenther@suse.de>
5165 * tree.c (get_unwidened): Handle constants.
5166 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5168 2010-02-10 Martin Jambor <mjambor@suse.cz>
5171 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5172 check for variable argument counts independently.
5174 2010-02-10 Christian Bruel <christian.bruel@st.com>
5177 * config/sh/sh.c (find_barrier): Increase length for non delayed
5178 conditional branches.
5180 2010-02-10 Christian Bruel <christian.bruel@st.com>
5182 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5184 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5186 * builtins.c (set_builtin_user_assembler_name): Also handle
5187 ffs if int is smaller than word.
5189 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5192 * ira-conflicts.c (get_dup): Remove.
5193 (process_reg_shuffles): Add new parameter. Use it as an
5194 additional guard for copy generation.
5195 (add_insn_allocno_copies): Rewrite.
5197 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5199 * common.opt (fsched2-use-traces): Preserved for backward
5201 * doc/invoke.texi: Remove the documentation about option
5202 -fsched2-use-traces.
5203 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
5204 flag_sched2_use_traces.
5205 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
5206 the backward compatibility flag section.
5208 2010-02-09 Richard Guenther <rguenther@suse.de>
5210 PR tree-optimization/43008
5211 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5212 make HEAP variables initialized from global memory if they
5213 are not known builtin functions.
5214 (find_func_aliases): Adjust.
5216 2010-02-09 Richard Guenther <rguenther@suse.de>
5218 PR tree-optimization/43000
5219 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5220 arithmetic manually.
5222 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5224 PR tree-optimization/42931
5225 * tree-loop-linear.c (try_interchange_loops): Don't call
5226 double_int_mul if estimated_loop_iterations failed.
5228 2010-02-08 Martin Jambor <mjambor@suse.cz>
5231 * tree-sra.c (build_accesses_from_assign): Do not mark in
5232 should_scalarize_away_bitmap if stmt has volatile ops.
5233 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5236 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5238 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5240 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5242 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5245 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5248 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5250 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5253 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5254 to unknown_dependence.
5255 (graphite_legal_transform_dr): Handle the unknown_dependence.
5256 (graphite_carried_dependence_level_k): Same.
5258 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5260 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5262 2010-02-07 Richard Guenther <rguenther@suse.de>
5265 * expr.c (get_inner_reference): Always initialize *pbitsize.
5267 2010-02-07 Richard Guenther <rguenther@suse.de>
5270 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5271 new ARRAY_REFs on variable size element or minimal index arrays.
5273 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5274 gimple_fold_indirect_ref.
5276 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5279 * arm.c (arm_override_options): Just return if the user has specified
5280 an invalid fpu name.
5282 2010-02-03 Jason Merrill <jason@redhat.com>
5285 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5286 i386_pe_maybe_record_exported_symbol.
5288 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5291 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5292 (pa_delegitimize_address): New function.
5294 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5296 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5297 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5299 2010-02-05 Richard Guenther <rguenther@suse.de>
5302 * lto-streamer-in.c (get_resolution): Deal with references
5303 to undefined functions.
5305 2010-02-05 Richard Guenther <rguenther@suse.de>
5307 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5308 (fold_const_aggregate_ref): Likewise.
5309 (ccp_fold_stmt): Substitute loads.
5310 (maybe_fold_reference): Verify types before substituting.
5312 (fold_gimple_assign): Unshare properly.
5313 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5315 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5317 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5318 for rs6000_gen_cell_microcode.
5320 2010-02-04 Richard Guenther <rguenther@suse.de>
5322 PR rtl-optimization/42952
5323 * dse.c (const_or_frame_p): Remove MEM handling.
5325 2010-02-04 Nick Clifton <nickc@redhat.com>
5327 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5328 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5329 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5330 (mn10300_asm_output_mi_thunk): New function.
5331 (mn10300_can_output_mu_thunk): New function.
5332 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5333 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5334 (FUNCTION_ARG): Delete incorrect comment.
5336 2010-02-03 Jason Merrill <jason@redhat.com>
5339 * fold-const.c (operand_equal_p): Handle erroneous types.
5341 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5343 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5345 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5347 PR rtl-optimization/42941
5348 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5351 2010-02-03 Jason Merrill <jason@redhat.com>
5354 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5356 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5359 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5360 (cselib_reset_table): Renamed from...
5361 (cselib_reset_table_with_next_value): ... this.
5362 (cselib_get_next_uid): Renamed from...
5363 (cselib_get_next_unknown_value): ... this.
5364 * cselib.c (next_uid): Renamed from...
5365 (next_unknown_value): ... this.
5366 (cselib_clear_table): Adjust.
5367 (cselib_reset_table): Adjust. Renamed from...
5368 (cselib_reset_table_with_next_value): ... this.
5369 (cselib_get_next_uid): Adjust. Renamed from...
5370 (cselib_get_next_unknown_value): ... this.
5371 (get_value_hash): Use hash.
5372 (cselib_hash_rtx): Likewise.
5373 (new_cselib_val): Adjust. Set and dump uid.
5374 (cselib_lookup_mem): Pass next_uid as hash.
5375 (cselib_subst_to_values): Likewise.
5376 (cselib_log_lookup): Dump uid.
5377 (cselib_lookup): Pass next_uid as hash. Adjust.
5378 (cselib_process_insn): Adjust.
5379 (cselib_init): Initialize next_uid.
5380 (cselib_finish): Adjust.
5381 (dump_cselib_table): Likewise.
5382 * dse.c (canon_address): Dump value uid.
5383 * print-rtl.c (print_rtx): Print value uid.
5384 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5386 (dv_uid): New function, sort of renamed from...
5387 (dv_htab_hash): ... this, reimplemented in terms of it and...
5388 (dv_uid2hash): ... this. New.
5389 (variable_htab_eq): Drop excess assertions.
5390 (tie_break_pointers): Removed.
5391 (canon_value_cmp): Compare uids.
5392 (variable_post_merge_New_vals): Print uids.
5393 (vt_add_function_parameters): Adjust.
5394 (vt_initialize): Reset table. Adjust.
5396 2010-02-03 Richard Guenther <rguenther@suse.de>
5398 PR tree-optimization/42944
5399 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5400 (call_may_clobber_ref_p_1): Likewise. Properly handle
5401 malloc and calloc clobbering errno.
5403 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5405 * doc/invoke.texi: Fix name of sched1 dump.
5407 * opts.c (decode_options): Set flag_tree_switch_conversion
5408 only conditionally on optimize >= 2.
5410 * gcse.c: Assorted comment fixes in pass description.
5412 2010-02-03 Anthony Green <green@moxielogic.com>
5414 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5415 nop padding in order to maintain alignment of storage location of
5416 target function address.
5417 (moxie_trampoline_init): Store target function address at newly
5419 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5421 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5423 2010-02-03 Richard Guenther <rguenther@suse.de>
5426 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5428 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5430 * config.gcc: Reenable check for obsolete targets.
5431 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5432 mips-sgi-irix6.[0-4]*.
5434 2010-02-02 Nick Clifton <nickc@redhat.com>
5436 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5437 constant size of 4 as being the same as 0.
5438 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5439 can take values in the range 0..4.
5441 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5444 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5445 as _darwin10_Unwind_FindEnclosingFunction().
5446 * libgcc-libsystem.ver: New.
5448 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5451 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5452 implicitly set registers.
5454 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5456 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5457 (arm_override_options): Allow automatic selection of the thread
5458 pointer register if thumb2.
5459 (legitimize_pic_address): Improve code sequences for Thumb2.
5460 (arm_call_tls_get_addr): Likewise.
5461 (legitimize_tls_address): Likewise.
5462 * arm.md (pic_load_addr_arm): Delete. Replace with ...
5463 (pic_load_addr_32bit): ... this. New named pattern.
5464 * thumb2.md (pic_load_addr_thumb2): Delete.
5465 (pic_load_dot_plus_four): Delete.
5466 (tls_load_dot_plus_four): New named pattern.
5468 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5471 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
5472 Document fix for TLS bug.
5474 2010-01-31 Richard Guenther <rguenther@suse.de>
5476 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
5477 conservatively correct.
5479 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5483 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5485 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5487 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5489 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
5491 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
5493 * config.gcc: Adjust order of makefile fragments for mingw targets.
5495 2010-01-31 Richard Guenther <rguenther@suse.de>
5498 * gimplify.c (gimplify_init_constructor): For volatile LHS
5499 initialize a temporary.
5501 2010-01-31 Matthias Klose <doko@ubuntu.com>
5503 * configure.ac: Fix __stack_chk_fail check for cross builds configured
5505 * configure: Regenerate.
5507 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
5509 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5510 the same alias set and their sizes different constantness.
5511 (aliasing_component_refs_p): Revert 2009-10-24 change.
5513 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5515 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
5518 2010-01-29 Richard Guenther <rguenther@suse.de>
5520 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
5521 Assert we successfully updated the call.
5523 2010-01-29 Jakub Jelinek <jakub@redhat.com>
5525 PR rtl-optimization/42889
5526 * df.h (df_set_bb_dirty_nonlr): New prototype.
5527 * df-core.c (df_set_bb_dirty_nonlr): New function.
5528 * df-scan.c (df_insn_rescan): Call it instead of
5529 df_set_bb_dirty for DEBUG_INSNs.
5531 2010-01-29 Richard Guenther <rguenther@suse.de>
5534 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
5535 quadratic behavior in most cases.
5537 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
5540 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5541 in the call to gen_x86_movsicc_0_m1.
5543 2010-01-28 Richard Guenther <rguenther@suse.de>
5545 PR tree-optimization/42871
5546 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
5548 2010-01-28 Richard Guenther <rguenther@suse.de>
5550 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5551 into call arguments.
5553 2010-01-28 Richard Guenther <rguenther@suse.de>
5556 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
5557 the forwarder if the destination is an EH landing pad.
5559 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
5561 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
5562 block list passed to gimple_duplicate_sese_tail.
5563 (parallelize_loops): Avoid parallelization when the function
5565 Avoid parallelization when the preheader is IRREDUCIBLE.
5566 Try to optimize when estimated_loop_iterations_int is unresolved.
5567 Add the loop's location to the dump file.
5568 * tree-cfg.c (add_phi_args_after_redirect): Remove.
5569 (gimple_duplicate_sese_tail): Remove the check for the latch.
5570 Redirect nexits to the exit block.
5571 Remove handling of the incoming edges to the latch.
5572 Redirect the backedge from the copied latch to the exit bb.
5574 2010-01-28 Michael Matz <matz@suse.de>
5577 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5578 Wrap force_reg into a sequence, emit it before user.
5580 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5582 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5584 (arm_legacy_rev): Likewise.
5585 (thumb_legacy_rev): Likewise.
5587 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5589 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5590 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5591 on MEM's address failed, try avoid_constant_pool_reference and
5592 recurse if it returned something different.
5593 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5594 address, try avoid_constant_pool_reference and recurse if it
5595 returned something different.
5596 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5597 address and avoid_constant_pool_reference returned something
5598 different, don't set have_address.
5600 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5603 * var-tracking.c (val_store): Add modified argument, obey it.
5605 (count_uses): Move down logging of main.
5606 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5607 don't need resolution.
5608 (emit_notes_in_bb): Likewise.
5610 2010-01-27 Richard Guenther <rguenther@suse.de>
5613 * tree-inline.c (remap_decl): Delay remapping of SSA name
5614 default definitions until we need them.
5616 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5618 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5619 (rs6000_delegitimize_address): New function.
5621 * config/s390/s390.c (s390_delegitimize_address): Call
5622 delegitimize_mem_from_attrs.
5625 * tree-inline.c (cannot_copy_type_1): Removed.
5626 (copy_forbidden): Don't forbid copying of functions containing
5627 records/unions with variable length fields.
5629 2010-01-27 Christian Bruel <christian.bruel@st.com>
5633 * config/sh/sh.c (find_barrier): Increase length for non delayed
5634 conditional branches.
5636 2010-01-27 Matthias Klose <doko@ubuntu.com>
5638 * configure.ac (gnu-unique-object): Fix ldd version check.
5639 * configure: Regenerate.
5641 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5643 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
5645 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
5646 Test for HAVE_GNU_AS value.
5648 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5650 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
5651 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
5652 INT64_TYPE): Define.
5653 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
5654 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5655 INT_LEAST64_TYPE): Define.
5656 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
5657 UINT_LEAST64_TYPE): Define.
5658 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
5659 INT_FAST64_TYPE): Define.
5660 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5661 UINT_FAST64_TYPE): Define.
5662 (INTMAX_TYPE, UINTMAX_TYPE): Define.
5663 (INTPTR_TYPE, UINTPTR_TYPE): Define.
5664 (SIG_ATOMIC_TYPE): Define.
5666 2010-01-26 Richard Guenther <rguenther@suse.de>
5668 * df-scan.c (df_scan_set_bb_info): Remove assert.
5669 (df_insn_rescan_debug_internal): Merge asserts.
5670 (df_install_ref): Likewise.
5671 (df_mark_reg): Use bitmap_set_range.
5672 (df_hard_reg_used_p): Remove assert.
5673 (df_hard_reg_used_count): Likewise.
5675 2010-01-26 Richard Guenther <rguenther@suse.de>
5677 PR rtl-optimization/42685
5678 * web.c (web_main): Ignore DEBUG_INSNs.
5680 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
5682 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5684 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5685 Fix types of fndecl and arglist parameters.
5687 2010-01-26 Richard Guenther <rguenther@suse.de>
5690 * tree-eh.c (unsplit_eh): Skip debug insns.
5692 2010-01-26 Richard Guenther <rguenther@suse.de>
5694 PR tree-optimization/42250
5695 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5697 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5700 * omp-low.c (expand_omp_sections): Only use single_pred if
5701 l2_bb is single_pred_p.
5703 2010-01-25 Christian Bruel <christian.bruel@st.com>
5706 * config/sh/sh.c (find_barrier): Increase length for non delayed
5707 conditional branches.
5708 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5710 2010-01-24 David S. Miller <davem@davemloft.net>
5712 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5713 define if not using GAS.
5714 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5715 Likewise. Delete SECTION_MERGE code, which is only applicable
5718 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5721 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5722 mangling of va_list in system headers.
5724 2010-01-23 Toon Moene <toon@moene.org>
5726 * tree-predcom.c (combine_chains): Return NULL, not false.
5728 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5730 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5731 initialization of variable res to agree with return type.
5733 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5735 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5736 * tree-sra.c: Add include of expr.h.
5738 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5740 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5741 insert the debug stmt on the single non-EH edge from the stmt.
5743 2010-01-22 Richard Henderson <rth@redhat.com>
5746 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5747 the RHS until after generate_subtree_copies has insertted its
5748 code before the current statement.
5750 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5752 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5754 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5756 2010-01-21 Martin Jambor <mjambor@suse.cz>
5758 PR tree-optimization/42585
5759 * tree-sra.c (struct access): New field grp_total_scalarization.
5760 (dump_access): Dump the new field.
5761 (should_scalarize_away_bitmap): New variable.
5762 (cannot_scalarize_away_bitmap): Likewise.
5763 (sra_initialize): Allocate new bitmaps.
5764 (sra_deinitialize): Free new bitmaps.
5765 (create_access_1): New function.
5766 (create_access): Parts moved to create_access_1.
5767 (type_consists_of_records_p): New function.
5768 (completely_scalarize_record): Likewise.
5769 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5770 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5771 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5773 (analyze_all_variable_accesses): Completely scalarize small eligible
5776 2010-01-21 Martin Jambor <mjambor@suse.cz>
5778 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5780 2010-01-21 Andrew Haley <aph@redhat.com>
5782 * gcc.c (process_command): Move lang_specific_driver before
5783 setting cc_libexec_prefix.
5785 2010-01-21 Richard Guenther <rguenther@suse.de>
5788 * fold-const.c (negate_expr_p): Pretend only negative
5789 real constants are easily negatable.
5791 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5792 Jason Merrill <jason@redhat.com>
5794 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5795 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5796 * calls.c (initialize argument_information): Handle it.
5797 * c-common.c (handle_transparent_union_attribute): Use new name.
5798 * c-decl.c (finish_struct): Ditto.
5799 * c-typeck.c (type_lists_compatible_p): Ditto.
5800 (convert_for_assignment): Use new name and also handle record.
5801 * function.c (aggregate_value_p): Handle it.
5802 (pass_by_reference): Ditto.
5803 (assign_parm_data_types): Ditto.
5804 * print-tree.c (print_node): Ditto.
5805 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5806 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5807 * tree.c (first_field): New fn.
5809 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5812 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5813 even when linking statically, for now.
5815 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5818 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5819 without a cselib val.
5820 (count_uses): Accept MO_VAL_SET with no val on stores.
5821 (add_stores): Likewise.
5823 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5825 * var-tracking.c (check_value_val): Add a compile time assertion.
5826 (dv_is_decl_p): Simplify.
5827 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5828 gcc_assert if ENABLE_CHECKING.
5830 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5833 * var-tracking.c: Include tree-flow.h.
5834 (mem_dies_at_call): New.
5835 (dataflow_set_preserve_mem_locs): Use it.
5836 (dataflow_set_remove_mem_locs): Likewise.
5837 (dump_var): Renamed from dump_variable. Adjust all callers.
5838 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5839 * Makefile.in (var-tracking.o): Adjust deps.
5841 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5843 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5845 2010-01-20 Richard Guenther <rguenther@suse.de>
5847 PR tree-optimization/42717
5848 * tree-ssa-dce.c (get_live_post_dom): Remove.
5849 (forward_edge_to_pdom): Take an arbitrary edge to copy
5850 degenerate PHI args from.
5851 (remove_dead_stmt): Use the first post-dominator even if it
5852 does not contain live statements as redirection destination.
5854 2010-01-20 Richard Guenther <rguenther@suse.de>
5856 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5858 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5860 * sel-sched.c (create_speculation_check): Remove set but not used
5862 (try_transformation_cache): Remove set but not used variable ds.
5863 (calculate_privileged_insns): Remove set but not used variables
5864 cur_insn and min_spec_insn.
5865 (find_best_expr): Remove set but not used variable avail_n.
5866 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5868 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5870 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5871 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5874 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5877 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5878 cpu types. Add support for *-sse3 cpu types.
5879 (x86_64-*-*): Ditto.
5881 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5884 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5885 argument, call initializer_constant_valid_p_1 instead of
5886 initializer_constant_valid_p, pass CACHE to it, return NULL
5887 immediately if first call returns NULL.
5888 (initializer_constant_valid_p_1): New function.
5889 (initializer_constant_valid_p): Use it.
5891 2010-01-20 Thomas Quinot <quinot@adacore.com>
5893 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5895 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5897 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5898 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5899 (loc_list_from_tree): Don't handle unsigned division. Handle
5900 signed modulo using DW_OP_{over,over,div,mul,minus}.
5901 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5902 modulo instead of signed.
5904 2010-01-20 DJ Delorie <dj@redhat.com>
5906 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5908 (h8300_emit_stack_adjustment): Propogate it.
5910 (h8300_expand_prologue): Likewise.
5911 (h8300_expand_epilogue): Likewise.
5913 2010-01-19 Michael Matz <matz@suse.de>
5915 PR tree-optimization/41783
5916 * tree-data-ref.c (toplevel): Include flags.h.
5917 (dump_data_dependence_relation): Also dump the inputs if the
5918 result will be unknown.
5919 (split_constant_offset_1): Look through some conversions.
5920 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5921 the offset from last element is too large.
5922 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5923 (reassociate_to_the_same_stmt): Handle vector registers.
5924 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5926 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5927 wide_prolog_niters argument, emit widening instructions.
5928 (vect_do_peeling_for_alignment): Adjust caller, use widened
5929 variant of the iteration cound.
5930 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5932 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5935 * config/arm/neon-testgen.m (emit_automatics): New parameter
5936 features. Adjust for Fixed_return_reg feature.
5937 (test_intrinsic): Call emit_automatics with new feature.
5938 * config/arm/neon.ml: Update copyright years.
5939 (features): New Fixed_return_reg feature.
5940 (ops): Update feature for Vget_low.
5942 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5944 PR tree-optimization/42719
5945 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5949 * fwprop.c (all_uses_available_at): Return false if def_set dest
5950 is a REG that is used in def_insn.
5952 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5954 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5956 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5959 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5961 * target.h (struct gcc_target) <secondary_reload>: Change type
5962 of last argument to secondary_reload_info *.
5964 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5967 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5968 memory references with unaligned offsets. Remove CQImode handling.
5969 (unaligned_memory_operand): Return 1 for memory references with
5970 unaligned offsets. Remove CQImode handling.
5972 2010-01-18 Richard Guenther <rguenther@suse.de>
5975 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5978 2010-01-18 Richard Guenther <rguenther@suse.de>
5980 PR tree-optimization/42781
5981 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5982 restrict processing only if the original variable was artificial.
5984 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5986 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5987 find number of popped argument bytes.
5989 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5990 Fix the text that describes the return value for invalid insns.
5992 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5994 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5995 Clarify what 'cost of the -dependence' is. Fix quoting.
5997 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5998 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
6000 2010-01-17 Jakub Jelinek <jakub@redhat.com>
6002 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6003 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
6005 2010-01-17 Richard Guenther <rguenther@suse.de>
6008 * function.c (split_complex_args): Take a VEC to modify.
6009 (assign_parms_augmented_arg_list): Build a VEC instead of
6010 a chain of PARM_DECLs.
6011 (assign_parms_unsplit_complex): Take a VEC of arguments.
6012 Do not fixup unmodified parms.
6013 (assign_parms): Deal with the VEC.
6014 (gimplify_parameters): Likewise.
6016 2010-01-17 Richard Guenther <rguenther@suse.de>
6018 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
6019 node existence check.
6020 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
6021 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
6022 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
6023 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
6024 (gimple_execute_on_growing_pred): Likewise.
6026 2010-01-17 Richard Guenther <rguenther@suse.de>
6028 PR tree-optimization/42773
6029 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
6030 (compute_antic_aux): Likewise.
6031 (compute_partial_antic_aux): Likewise.
6033 2010-01-17 Jie Zhang <jie.zhang@analog.com>
6036 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
6039 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
6041 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
6044 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
6045 Fix markup for strict argument.
6047 (TARGET_SCHED_REORDER2): Fix argument types.
6049 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
6050 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
6052 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
6053 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
6055 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
6058 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
6059 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
6060 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
6061 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
6062 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
6064 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
6066 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
6068 (TARGET_ASM_RELOC_RW_MASK): Add return type.
6069 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
6071 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
6073 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
6076 (TARGET_ASM_NAMED_SECTION): Fix argument list.
6078 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
6079 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
6081 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
6083 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
6085 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
6086 referring to it. Fix language.
6088 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
6090 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
6092 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
6094 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
6096 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
6097 '@var{stream}. Remove stray 'and'.
6099 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
6101 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
6103 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
6105 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
6106 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
6108 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
6109 Fix description of return value.
6110 Rename argument "sz" to "len."
6112 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
6113 Clarify meaning of 'true' return value.
6115 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
6117 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
6118 rep_mode versus mode_rep.
6120 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
6122 (TARGET_BUILTIN_DECL): Fix name.
6124 (TARGET_COMMUTATIVE_P): Fix type of first argument.
6126 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
6128 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
6130 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
6132 (TARGET_RELAXED_ORDERING): Use @deftypevr.
6134 (TARGET_GET_DRAP_RTX): Note that this is a hook.
6137 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
6138 Rename argument tm_fn to md_fn.
6140 (TARGET_OPTION_PRINT): Fix argument list.
6142 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
6145 * config/i386/i386.c (ix86_fixup_binary_operands):
6146 Revert FMA4 fixup of operands.
6148 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6151 * Makefile.in (write_entries_to_file, install-plugin):
6152 Use \012 instead of \n with tr.
6154 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6156 * configure.ac (HAVE_AS_REF): New C macro.
6157 * configure: Regenerate.
6158 * config.in: Likewise.
6159 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6161 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6164 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6166 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6168 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6170 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6172 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6174 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6176 (TARGET_BINDS_LOCAL_P): Fix argument type.
6178 (TARGET_ASM_FILE_END): Use prototype.
6180 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6182 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6184 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6186 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6188 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6189 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6191 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6192 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6194 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6195 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6196 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6197 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6199 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6201 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6203 (TARGET_INIT_BUILTINS): Use prototype.
6205 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6206 Put 'const char *' in braces. Fix parameter types.
6207 (TARGET_INVALID_CONVERSION): Fix parameter types.
6208 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
6209 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
6211 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
6214 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6216 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6218 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6220 * doc/tm.texi (TARGET_HELP): Fix return type.
6222 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6223 in braces. Fix argument types.
6225 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6227 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6229 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6231 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6232 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6234 (TARGET_MANGLE_TYPE): Fix argument types.
6236 (TARGET_IRA_COVER_CLASSES): Use prototype.
6238 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6240 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6242 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6244 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6246 (TARGET_CALLEE_COPIES): Fix argument types.
6248 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6250 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6252 (TARGET_FUNCTION_VALUE): Fix argument types.
6254 (TARGET_RETURN_IN_MSB): Fix argument type.
6256 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6258 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6260 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6262 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6263 agree with return type.
6265 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6267 2010-01-15 Jing Yu <jingyu@google.com>
6269 PR rtl-optimization/42691
6270 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6271 a pseudo to a constant and are merged, and adjust comments.
6273 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6275 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6277 2010-01-15 Richard Guenther <rguenther@suse.de>
6280 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6281 labels of computed or non-local gotos to the destination.
6282 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6283 landing pad label is the first label.
6285 2010-01-15 Richard Guenther <rguenther@suse.de>
6287 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6289 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6292 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6293 to allow generation of the xssqrtdp instruction on power7.
6294 (sqrtdf2_fpr): Ditto.
6296 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6299 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6300 functions with noreturn attribute.
6303 * varasm.c (declare_weak): Add weak attribute to decl if it
6304 doesn't have one already.
6305 (assemble_external): Only add decls to weak_decls if they also
6306 have weak attribute.
6308 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6310 * var-tracking.c (var_reg_delete): Don't delete the association
6311 between REGs and values or one-part variables if the register
6314 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6317 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6318 because its first operand is a non-localized variable.
6320 2010-01-14 Martin Jambor <mjambor@suse.cz>
6322 PR tree-optimization/42706
6323 * tree-sra.c (encountered_recursive_call): New variable.
6324 (encountered_unchangable_recursive_call): Likewise.
6325 (sra_initialize): Initialize both new variables.
6326 (callsite_has_enough_arguments_p): New function.
6327 (scan_function): Call decl and flags check only for IPA-SRA, check
6328 whether there is a recursive call and whether it has enough arguments.
6329 (all_callers_have_enough_arguments_p): New function.
6330 (convert_callers): Look for recursive calls only when
6331 encountered_recursive_call is set.
6332 (ipa_early_sra): Bail out either if
6333 !all_callers_have_enough_arguments_p or
6334 encountered_unchangable_recursive_call.
6336 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6338 * sel-sched.c: Add 2010 to copyright years.
6339 * sel-sched-ir.c: Likewise.
6340 * sel-sched-ir.h: Likewise.
6342 2010-01-14 Martin Jambor <mjambor@suse.cz>
6344 PR tree-optimization/42714
6345 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6346 constructors specially.
6348 2010-01-14 Andi Kleen <ak@linux.intel.com>
6350 * config/i386/drivers-i386.c (detect_caches_intel):
6351 Add l2sizekb parameter and fill in.
6352 (host_detect_local_cpu): Add l2sizekb, fill in.
6353 Add Atom small cache heuristic.
6355 2010-01-14 Andi Kleen <ak@linux.intel.com>
6357 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6358 Add level3 parameter and fill in.
6359 (detect_caches_intel): Handle level3 cache.
6361 2010-01-14 Andi Kleen <ak@linux.intel.com>
6363 * config/i386/drivers-i386.c (host_detect_local_cpu):
6364 Fix core duo detection.
6366 2010-01-14 Andi Kleen <ak@linux.intel.com>
6368 * config/i386/drivers-i386.c (host_detect_local_cpu):
6371 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6373 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6374 (rs6000_variable_issue_1): this. Use...
6375 (rs6000_variable_issue): here. Reimplement. Print debug info.
6377 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6379 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6380 sel_restore_notes. Update all callers. Call reemit_notes
6383 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6385 PR rtl-optimization/42246
6386 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6389 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6391 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6392 all successors is the same as number of successors in current region.
6394 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6396 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6397 to rename is not separable. Otherwise check that its LHS is not NULL.
6399 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6401 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6403 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6405 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6406 available registers when failed to discover LHS register class.
6407 Fix indentation. Update comment.
6409 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6410 Alexander Monakov <amonakov@ispras.ru>
6412 PR rtl-optimization/42389
6413 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6415 (advance_state_on_fence): Likewise.
6416 (sel_target_adjust_priority): Print debug output only when
6417 sched_verbose >= 4, not 2.
6418 (get_expr_cost): Do not issue all unique insns on the next cycle.
6419 (fill_insns): Initialize can_issue_more from the value saved
6421 * sel-sched-ir.c (flist_add): New parameter issue_more.
6422 Init FENCE_ISSUE_MORE with it.
6423 (merge_fences): Likewise.
6424 (init_fences): Update call to flist_add.
6425 (add_to_fences, add_clean_fence_to_fences)
6426 (add_dirty_fence_to_fences): Likewise.
6427 (move_fence_to_fences): Update call to merge_fences.
6428 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6430 * sel-sched-ir.h (struct _fence): New field issue_more.
6431 (FENCE_ISSUE_MORE): New accessor macro.
6433 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6435 PR rtl-optimization/42388
6436 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6437 that have no predecessors nor successors. Do not call move_bb_info
6438 for empty blocks outside of current region.
6440 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6442 PR rtl-optimization/42294
6443 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6444 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6445 originators' originators.
6447 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6449 PR rtl-optimization/39453
6450 PR rtl-optimization/42246
6451 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6453 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6455 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6456 Alexander Monakov <amonakov@ispras.ru>
6459 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6460 (maybe_tidy_empty_bb): ... here. Make static. Add new
6461 argument. Update all callers.
6462 (tidy_control_flow): ... and here. Recompute topological order
6463 of basic blocks in region if necessary.
6464 (sel_redirect_edge_and_branch): Change return type. Return true
6465 if topological order might have been invalidated.
6466 (purge_empty_blocks): Export and move from...
6467 * sel-sched.c (purge_empty_blocks): ... here.
6468 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
6469 (maybe_tidy_empty_bb): Delete prototype.
6470 (purge_empty_blocks): Declare.
6472 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6474 PR rtl-optimization/42249
6475 * sel-sched.c (try_replace_dest_reg): When chosen register
6476 and original register is the same, do not bail out early, but
6477 still check all original insns for validity of replacing destination
6478 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
6481 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6484 Port from no-undefined-overflow branch:
6485 2009-03-09 Richard Guenther <rguenther@suse.de>
6487 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
6489 2010-01-14 Richard Guenther <rguenther@suse.de>
6492 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
6494 2010-01-14 Ira Rosen <irar@il.ibm.com>
6496 PR tree-optimization/42709
6497 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
6498 as scalar type in creation of constant vector operand.
6500 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6503 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
6504 (check-parallel-%): Match `testsuite' directory component only
6507 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
6509 PR translation/39521
6510 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
6513 2010-01-13 Richard Guenther <rguenther@suse.de>
6515 PR tree-optimization/42730
6516 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
6519 2010-01-13 Steve Ellcey <sje@cup.hp.com>
6522 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
6523 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
6526 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
6528 * config/bfin/libgcc-bfin.ver: Regenerate based on current
6529 libgcc-std.ver. Add entries for ___smulsi3_highpart and
6530 ___umulsi3_highpart.
6532 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
6533 rather than schedule_insns if the pass is enabled.
6535 2010-01-13 Martin Jambor <mjambor@suse.cz>
6537 PR tree-optimization/42704
6538 * tree-sra.c (sra_modify_assign): Do not delete assignments to
6541 2010-01-13 Martin Jambor <mjambor@suse.cz>
6543 PR tree-optimization/42703
6544 * tree-sra.c (analyze_access_subtree): Check that we can build a
6545 reference to the original data within the aggregate.
6547 2010-01-13 Richard Guenther <rguenther@suse.de>
6549 PR tree-optimization/42705
6550 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6552 2010-01-13 Richard Guenther <rguenther@suse.de>
6555 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
6557 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6560 * var-tracking.c (values_to_unmark): New variable.
6561 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6562 values_to_unmark vector. Moved body to...
6563 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6564 instead queue it into values_to_unmark vector.
6565 (vt_find_locations): Free values_to_unmark vector.
6567 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
6569 * config/s390/s390.c (override_options): Set
6570 default of max-pending-list-length to 256
6572 2010-01-13 Richard Guenther <rguenther@suse.de>
6575 * tree-pass.h (PROP_gimple_lcx): New.
6576 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6577 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6578 before the final cleanup_eh.
6579 (dump_properties): Dump PROP_gimple_lcx.
6580 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6581 (tree_lower_complex_O0): Remove.
6582 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6583 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6584 tree_lower_complex, schedule TODO_update_ssa.
6585 * lto-streamer-out.c (output_function): Stream the functions
6587 * lto-streamer-in.c (input_function): Likewise.
6588 (lto_read_body): Do not override them here.
6590 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6593 * c-typeck.c (build_c_cast): Fold value cast to union type before
6594 wrapping it in a CONSTRUCTOR.
6596 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6598 PR rtl-optimization/42699
6599 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6602 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6604 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6605 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6606 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6607 SUBTARGET_WARN_UNUSED_SPEC): ... here
6608 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6610 2010-01-12 Julian Brown <julian@codesourcery.com>
6612 * config/arm/neon-schedgen.ml (Utils): Don't try to
6613 open missing module.
6614 (find_with_result): New.
6616 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6619 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6620 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6622 PR tree-optimization/42645
6623 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6624 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6625 decl_map, set processing_debug_stmt to -1 and return name without
6628 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6630 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6631 binutils version, and reword target configuration description.
6633 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6635 * config/avr/avr.h (LINKER_NAME): Remove.
6637 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6640 * config/rs6000/rs6000.c (rs6000_override_options): On targets
6641 that support VSX, warn for -mno-altivec if vsx is not disabled,
6644 2010-01-11 Joseph Myers <joseph@codesourcery.com>
6645 Shujing Zhao <pearly.zhao@oracle.com>
6647 PR translation/42469
6648 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
6649 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
6650 character between option name and help text.
6651 * c.opt (imultilib): Likewise.
6653 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
6655 * lto-streamer-out.c (output_unreferenced_globals): Output static
6658 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
6660 PR rtl-optimization/42621
6661 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
6662 optimizing for size.
6663 (duplicate_computed_gotos): Remove now-redundant check.
6665 2010-01-10 Steve Ellcey <sje@cup.hp.com>
6668 * configure.ac: Save and restore LDFLAGS and LIBS
6669 * configure: Regenerate.
6671 2010-01-10 Richard Guenther <rguenther@suse.de>
6674 * builtins.c (fold_builtin_strlen): Add type argument and
6675 convert the resulting length to it.
6676 (fold_builtin_1): Adjust.
6678 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6680 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
6681 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6683 (num_insns_constant_wide): Adjust for that change.
6685 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6688 * web.c (union_defs): Add used argument, to combine uses of
6690 (entry_register): Adjust type and tests of used argument.
6691 (web_main): Widen used for new use. Pass it to union_defs.
6692 * df.h (union_defs): Adjust prototype.
6694 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6697 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6698 uses in new incoming argument. Free body.
6699 (reset_debug_uses_in_loop): New.
6700 (analyze_insn_to_expand_var): Call the latter if the former found
6701 anything. Fix whitespace. Reject invalid dest overlaps before
6702 going through all insns in the loop.
6704 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6707 * haifa-sched.c (dying_use_p): Debug insns don't count.
6709 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6712 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6713 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6714 (verify_gimple_call): Reject LHS in noreturn calls.
6716 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6720 * tree-vect-loop-manip.c (adjust_info): New type.
6721 (adjust_vec): New pointer to vector.
6722 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6723 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6724 (slpeel_update_phis_for_duplicate_loop): Use them.
6725 (slpeel_update_phi_nodes_for_guard1): Likewise.
6726 (slpeel_update_phi_nodes_for_guard2): Likewise.
6727 (slpeel_tree_peel_loop_to_edge): Likewise.
6728 (vect_update_ivs_after_vectorizer): Likewise.
6730 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6732 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6733 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6735 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6737 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6738 bogus uninitialized warning.
6740 2010-01-09 Richard Guenther <rguenther@suse.de>
6743 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6744 the evolution is compatible with the initial condition.
6746 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6748 * gcc.c (process_command): Update copyright notice dates.
6749 * gcov.c (print_version): Likewise.
6750 * gcov-dump.c (print_version): Likewise.
6751 * mips-tfile.c (main): Likewise.
6752 * mips-tdump.c (main): Likewise.
6754 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6757 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6759 (rotlhi3_8): Delete.
6761 (rotlsi3_8): Delete.
6762 (rotlsi3_16): Delete.
6763 (rotlsi3_24): Delete.
6765 (*rotw<mode>3): New.
6766 (*rotb<mode>3): New.
6767 * config/avr/avr.c (avr_rotate_bytes): New function.
6768 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6770 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6773 * configure.ac: Modify -rdynamic check.
6774 * configure: Regenerate.
6776 2010-01-08 DJ Delorie <dj@redhat.com>
6778 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6779 register popping order.
6781 2010-01-08 Richard Guenther <rguenther@suse.de>
6784 * c.opt (fsigned-char): Also let LTO handle this option.
6785 (funsigned-char): Likewise.
6787 2010-01-07 Richard Guenther <rguenther@suse.de>
6789 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6790 (gimple_op): Likewise.
6791 (gimple_op_ptr): Likewise.
6792 (gimple_assign_set_lhs): Remove gcc_assert.
6793 (gimple_assign_set_rhs1): Likewise.
6794 (gimple_assign_set_rhs2): Likewise.
6795 (gimple_call_set_lhs): Likewise.
6796 (gimple_call_set_fn): Likewise.
6797 (gimple_call_set_fndecl): Likewise.
6798 (gimple_call_fndecl): Likewise.
6799 (gimple_call_return_type): Likewise.
6800 (gimple_call_set_chain): Likewise.
6801 (gimple_call_num_args): Likewise.
6802 (gimple_call_set_arg): Likewise.
6803 (gimple_cond_set_code): Likewise.
6804 (gimple_cond_set_lhs): Likewise.
6805 (gimple_cond_set_rhs): Likewise.
6806 (gimple_cond_set_true_label): Likewise.
6807 (gimple_cond_set_false_label): Likewise.
6808 (gimple_label_set_label): Likewise.
6809 (gimple_goto_set_dest): Likewise.
6810 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6811 (gimple_debug_bind_get_value): Likewise.
6812 (gimple_debug_bind_get_value_ptr): Likewise.
6813 (gimple_debug_bind_set_var): Likewise.
6814 (gimple_debug_bind_set_value): Likewise.
6815 (gimple_debug_bind_reset_value): Likewise.
6816 (gimple_debug_bind_has_value_p): Likewise.
6817 (gimple_return_retval_ptr): Remove gcc_assert.
6818 (gimple_return_retval): Likewise.
6819 (gimple_return_set_retval): Likewise.
6820 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6821 (safe_referenced_var_iterator): Remove.
6822 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6823 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6824 (fill_referenced_var_vec): Remove.
6825 (first_readonly_imm_use): Remove redundant gcc_assert.
6826 (phi_arg_index_from_use): Combine gcc_asserts.
6827 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6828 (first_imm_use_stmt): Remove redundant gcc_assert.
6829 * tree-cfg.c (verify_gimple_call): Verify function and chain
6830 operands. Verify arguments.
6831 (verify_types_in_gimple_stmt): Verify condition code and labels.
6833 2010-01-07 Richard Guenther <rguenther@suse.de>
6835 PR tree-optimization/42641
6836 * sese.c (rename_map_elt_info): Use the SSA name version, do
6839 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6841 PR tree-optimization/42625
6842 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6843 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6845 2010-01-07 Duncan Sands <baldrick@free.fr>
6847 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6849 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6852 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6853 note itself is not function_invariant_p.
6855 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6857 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6858 Do not add the DF_NOTE problem.
6859 * store-motion.c (execute_rtl_store_motion): Likewise.
6861 2010-01-07 Martin Jambor <mjambor@suse.cz>
6863 PR tree-optimization/42157
6864 * tree-sra.c (compare_access_positions): Stabilize sort if both
6865 accesses have integer types, return zero immediately if they are the
6868 2010-01-06 Richard Henderson <rth@redhat.com>
6871 * haifa-sched.c (add_to_note_list): Merge into ...
6872 (concat_note_lists): ... here, and ...
6873 (unlink_other_notes, rm_other_notes): Merge into...
6874 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6875 NOTE_INSN_EPILOGUE_BEG.
6877 2010-01-06 Richard Guenther <rguenther@suse.de>
6879 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6880 not inline regular functions into always-inline functions.
6882 2010-01-06 Nick Clifton <nickc@redhat.com>
6884 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6885 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6887 (OVERRIDE_OPTIONS): Delete.
6888 (OPTIMIZATION_OPTIONS): Define.
6889 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6890 * config/rx/rx.c (rx_handle_option): Issue an error message if
6891 -mcpu=rx200 and -fpu are used together.
6892 (rx_set_optimization_options): New function. Issue an error
6893 message if an optimization attribute attempts to reset the FPU/
6894 math optimization pairing.
6895 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6896 * config/rx/rx.opt: Set the default to 32-bit doubles.
6897 * config/rx/t-rx: Add multilibs for -nofpu option.
6898 * doc/invoke.texi: Update documentation of RX options.
6900 2010-01-06 Richard Guenther <rguenther@suse.de>
6902 * tree-ssa-pre.c (name_to_id): New global.
6903 (alloc_expression_id): Simplify SSA name handling.
6904 (lookup_expression_id): Likewise.
6905 (init_pre): Zero name_to_id.
6906 (fini_pre): Free it.
6908 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6910 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6912 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6915 * config/i386/sse.md (smaxv2di3): New.
6916 (umaxv2di3): Likewise.
6917 (sminv2di3): Likewise.
6918 (uminv2di3): Likewise.
6920 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6923 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6924 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6925 (legitimize_tls_address): Likewise.
6926 (sparc_tls_referenced_p): Likewise.
6927 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6928 and adjust calls to legitimize_pic_address.
6929 (legitimate_constant_p) Use sparc_tls_referenced_p.
6930 (legitimate_pic_operand_p): Likewise.
6931 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6932 (sparc_tls_symbol_ref_1): Delete.
6933 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6934 (legitimize_tls_address): Make static, handle CONST patterns.
6935 (legitimize_pic_address): Make static, remove unused parameter and
6936 adjust recursive calls.
6937 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6938 and adjust call to legitimize_pic_address.
6939 (sparc_output_mi_thunk): Likewise.
6941 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6942 H.J. Lu <hongjiu.lu@intel.com>
6945 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6946 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6947 operands to make them signed.
6950 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6953 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6954 GTU to GT for V4SI and V2DI.
6956 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6957 (umin<mode>3): Removed.
6959 (uminv4si3): Likewise.
6961 2010-01-05 Martin Jambor <mjambor@suse.cz>
6963 PR tree-optimization/42462
6964 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6965 current_function_decl to helper functions and macros.
6967 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6970 * flags.h: Don't include real.h.
6971 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6972 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6973 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6974 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6975 * dominance.c: Update copyright.
6976 * gimple.c (walk_gimple_op): Remove inline.
6977 * tree-ssa-reassoc.c: Include real.h.
6978 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6979 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6981 2010-01-05 Nick Clifton <nickc@redhat.com>
6983 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6984 register to push into the stack frame when the accumulator has to
6985 be saved during interrupts.
6987 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6989 * doc/invoke.texi: Remove the documentation about option
6991 * common.opt (Wunreachable-code): Preserved for backward
6993 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6994 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6995 the backward compatibility flag section.
6997 2010-01-05 Richard Guenther <rguenther@suse.de>
6999 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
7001 2010-01-05 Jakub Jelinek <jakub@redhat.com>
7004 * cfgexpand.c (expand_one_var): Diagnose too large variables.
7006 PR tree-optimization/42508
7007 * tree-sra.c (convert_callers): Check for recursive call
7008 by comparing cgraph nodes instead of decls.
7009 (modify_function): Call ipa_modify_formal_parameters also
7010 on all same_body aliases.
7012 * cgraphunit.c (cgraph_materialize_all_clones): Compare
7013 cgraph nodes when checking for same_body aliases.
7015 2010-01-05 Richard Guenther <rguenther@suse.de>
7017 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
7018 allocation and lookup.
7019 (get_or_alloc_expr_for_constant): Likewise.
7020 (phi_translate): Sink allocation.
7022 2010-01-04 Richard Guenther <rguenther@suse.de>
7024 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
7025 a new entry only if needed.
7026 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
7027 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
7029 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
7031 (phi_translate): Handle CONSTANTs early.
7033 2010-01-04 Martin Jambor <mjambor@suse.cz>
7035 PR tree-optimization/42398
7036 * tree-sra.c (struct access): Removed flag grp_different_types.
7037 (dump_access): Do not dump the removed flag.
7038 (sort_and_splice_var_accesses): Do not set the removed flag.
7039 (sra_modify_expr): Check for type compatibility directly.
7041 2010-01-04 Martin Jambor <mjambor@suse.cz>
7043 PR tree-optimization/42366
7044 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
7045 edges with variable number of parameters.
7046 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
7047 flag instead of asserting it.
7048 (ipa_read_node_info): Read uses_analysis_done flag.
7050 2010-01-04 Richard Guenther <rguenther@suse.de>
7052 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
7053 iterative_hash_* as intended.
7054 (vn_reference_compute_hash): Likewise. Simplify hashing
7056 (vn_reference_lookup_2): Likewise.
7057 (vn_nary_op_compute_hash): Likewise.
7058 (vn_phi_compute_hash): Likewise.
7059 (expressions_equal_p): Remove strange code.
7060 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
7061 (pre_expr_hash): Likewise. Simplify hashing SSA names.
7062 (bitmap_insert_into_set_1): Take value-id as parameter.
7063 (add_to_value): Pass it.
7064 (bitmap_insert_into_set): Likewise.
7065 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
7067 2010-01-04 Jakub Jelinek <jakub@redhat.com>
7070 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
7071 (do_self_spec): For switches with SWITCH_IGNORE set set also
7072 SWITCH_IGNORE_PERMANENTLY.
7073 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
7076 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
7078 * lto-streamer-out.c (output_unreferenced_globals): Output the full
7079 tree of an unreferenced global var.
7081 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7084 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7085 GTU to GT for V4SI and V2DI.
7087 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7088 (umin<mode>3): Removed.
7090 (uminv4si3): Likewise.
7092 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7095 * collect2.c (main): Turn on trace in collect2 if -v is passed
7098 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
7100 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
7101 description of expression operand.
7103 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
7105 * configure.ac: Add install-html to target_list for Make-hooks.
7106 * configure: Regenerate.
7107 * fortran/Make-lang.in (F95_HTMLFILES): New.
7108 (fortran.html): Use it.
7109 (fortran.install-html): New.
7110 * Makefile.in (install-html): Add lang.install-html.
7111 * java/Make-lang.in (JAVA_HTMLFILES): New.
7112 (java.html): Use it.
7113 (java.install-html): New.
7114 * objc/Make-lang.in (objc.install-html): New.
7115 * objcp/Make-lang.in (obj-c++.install-html): New.
7116 * cp/Make-lang.in (c++.install-html): New.
7117 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
7118 * lto/Make-lang.in (lto.install-html): New.
7120 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7123 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
7125 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
7127 PR rtl-optimization/41862
7128 * store-motion.c (store_killed_in_insn, compute_store_table,
7129 remove_reachable_equiv_notes, replace_store_insn,
7130 build_store_vectors): Ignore all DEBUG_INSNs.
7132 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7135 * common.opt: Add dumpdir.
7137 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
7139 (option_map): Add --dumpdir.
7141 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
7143 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
7145 * opts.c (decode_options): Try dump_dir_name first if
7146 dump_base_name isn't an absolute path.
7147 (common_handle_option): Handle OPT_dumpdir.
7149 * toplev.c (dump_dir_name): New.
7150 (print_switch_values): Also ignore -dumpdir.
7152 * toplev.h (dump_dir_name): New.
7154 2010-01-03 Richard Guenther <rguenther@suse.de>
7156 PR tree-optimization/42589
7157 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7158 double-word expansion of bswap32.
7160 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7162 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7163 with BLOCK_FOR_INSN.
7164 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7165 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7166 noce_process_if_block): Likewise.
7167 * gcse.c (compute_local_properties, insert_expr_in_table,
7168 insert_set_in_table, canon_list_insert, find_avail_set,
7169 pre_insert_copy_insn): Likewise.
7171 * basic-block.h (BLOCK_NUM): Move from here...
7172 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7174 2010-01-03 Richard Guenther <rguenther@suse.de>
7176 PR tree-optimization/42438
7177 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7178 contains_may_not_return_call flag.
7179 (BB_MAY_NOTRETURN): New.
7180 (valid_in_sets): Trapping nary operations are not valid
7181 in blocks that may not return.
7182 (insert_into_preds_of_block): Remove check for trapping expressions.
7183 (compute_avail): Compute also BB_MAY_NOTRETURN.
7185 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7187 * doc/invoke.texi: Add 2010 to copyright years.
7189 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7191 * config/sparc/sparc.c: Fix formatting nits.
7193 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7194 Alexander Monakov <amonakov@ispras.ru>
7196 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7198 2010-01-02 Richard Guenther <rguenther@suse.de>
7201 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7202 (simplify_switch_using_ranges): Mark to be removed edges
7205 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7207 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7209 * collect2.c (scan_libraries): Add missing argument in call to
7212 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
7215 * config/alpha/predicates.md (aligned_memory_operand): Return false
7217 (unaligned_memory_operand): Return true for CQImode.
7218 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7219 doesn not cross aligned SImode word boundary.
7221 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7223 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7225 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7226 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7228 2010-01-02 Richard Guenther <rguenther@suse.de>
7231 * toplev.c (compile_file): Emit LTO marker properly. Change
7233 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7235 2010-01-01 Richard Guenther <rguenther@suse.de>
7238 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7240 2010-01-01 Richard Guenther <rguenther@suse.de>
7243 * c-decl.c (grokdeclarator): For zero-size arrays force
7244 structural equality checks as layout_type does.
7246 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7248 * builtins.c: Update copyright to 2010.
7250 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7253 * lto-streamer-out.c (produce_asm): Revert the last change.
7254 (copy_function): Likewise.
7256 * lto-streamer.c (lto_get_section_name): Skip any leading
7259 2010-01-01 Richard Guenther <rguenther@suse.de>
7262 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7266 Copyright (C) 2010 Free Software Foundation, Inc.
7268 Copying and distribution of this file, with or without modification,
7269 are permitted in any medium without royalty provided the copyright
7270 notice and this notice are preserved.