1 2010-04-23 Martin Jambor <mjambor@suse.cz>
3 PR tree-optimization/43846
4 * tree-sra.c (struct access): New flag grp_assignment_read.
5 (build_accesses_from_assign): Set grp_assignment_read.
6 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
7 (enum mark_read_status): New type.
8 (analyze_access_subtree): Propagate grp_assignment_read, create
9 accesses also if both direct_read and root->grp_assignment_read.
11 2010-04-23 Martin Jambor <mjambor@suse.cz>
14 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
15 function does not have type attributes.
17 2010-04-23 Richard Guenther <rguenther@suse.de>
20 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
23 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
25 * sese.h (create_if_region_on_edge): Remove.
27 * sese.c (create_if_region_on_edge): Make static.
29 * tree-inline.c: Do not include ggc.h.
31 * expr.c: Do not include ggc.h.
33 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
36 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
39 * config/sh/sh.c (find_barrier): Don't emit a constant pool
40 in the middle of insns for casesi_worker_2.
42 2010-04-22 David Edelsohn <edelsohn@gnu.org>
44 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
46 2010-04-22 Ira Rosen <irar@il.ibm.com>
48 PR tree-optimization/43842
49 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
50 loop unrolling in update of exit phis. Fix comment.
51 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
52 least two reduction statements in the loop before starting SLP
55 2010-04-22 Nick Clifton <nickc@redhat.com>
57 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
59 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
61 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
64 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
66 * tree-parloops.c (loop_parallel_p): New argument
67 parloop_obstack. Pass it down.
68 (parallelize_loops): New variable parloop_obstack. Initialize it,
69 pass it down, free it.
71 * tree-loop-linear.c (linear_transform_loops): Pass down
74 * tree-data-ref.h (lambda_compute_access_matrices): New argument
75 of type struct obstack *.
77 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
78 scratch_obstack. Initialize it, pass down, free it.
80 * lambda.h (lambda_loop_new): Remove.
81 (lambda_matrix_new, lambda_matrix_inverse)
82 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
83 argument of type struct obstack *.
85 * lambda-trans.c (lambda_trans_matrix_new): New argument
86 lambda_obstack. Pass it down, use obstack allocation for ret.
87 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
90 * lambda-mat.c (lambda_matrix_get_column)
91 (lambda_matrix_project_to_null): Remove.
92 (lambda_matrix_new): New argument lambda_obstack. Use obstack
94 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
97 * lambda-code.c (lambda_loop_new): New function.
98 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
99 (lambda_compute_auxillary_space, lambda_compute_target_space)
100 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
101 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
102 (build_access_matrix): New argument lambda_obstack. Use obstack
104 (lambda_compute_step_signs, lambda_compute_access_matrices): New
105 argument lambda_obstack. Pass it down.
107 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
109 * optabs.h (expand_widening_mult): Declare.
111 2010-04-22 Richard Guenther <rguenther@suse.de>
113 PR tree-optimization/43845
114 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
115 lookup the CALL_EXPR function and arguments.
117 2010-04-22 Nick Clifton <nickc@redhat.com>
119 * config/stormy16/stormy16.c
120 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
121 * config/stormy16/stormy16.h: Tidy up formatting.
122 (DONT_USE_BUILTIN_SETJMP): Remove definition.
123 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
124 (ineqbranchsi): Delete pattern.
125 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
126 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
127 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
128 stormy16-lib2-ucmpsi2.c.
130 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
132 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
133 df_simulate_find_noclobber_defs as appropriate. Keep track of an
134 extra set merge_set_noclobber, and use it to relax the final test
136 * df.h (df_simulate_find_noclobber_defs): Declare.
137 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
139 (df_simulate_find_noclobber_defs): New function.
141 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
143 * config/i386/i386.md: Use {} around multi-line preparation statements.
145 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
147 * c-tree.h (push_init_level, pop_init_level, set_init_index)
148 (process_init_element): New argument of type struct obstack *.
150 * c-typeck.c (push_init_level, pop_init_level, set_designator)
151 (set_init_index, set_init_label, set_nonincremental_init)
152 (set_nonincremental_init_from_string, find_init_member)
153 (output_init_element, output_pending_init_elements)
154 (process_init_element): New argument braced_init_obstack. Pass it
156 (push_range_stack, add_pending_init): New argument
157 braced_init_obstack. Use obstack allocation.
159 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
160 braced_init_obstack. Pass it down.
161 (c_parser_braced_init): New variables ret, braced_init_obstack.
162 Initialize obstack, pass it down and finally free it.
164 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
167 * tree-pass.h (pass_optimize_widening_mul): Declare.
168 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
169 gate_optimize_widening_mul): New static functions.
170 (pass_optimize_widening_mul): New.
171 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New
173 <case MULT_EXPR>: Remove support for widening multiplies.
174 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
175 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
176 simplify_gen_unary rather than directly building extensions.
177 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
179 * expmed.c (expand_widening_mult): New function.
180 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
182 2010-04-21 Jan Hubicka <jh@suse.cz>
184 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
185 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
186 * lto-wpa-fixup.c: Remove.
187 * Makefile.in (lto-wpa-fixup.o): Remove.
188 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
189 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
190 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
192 2010-04-21 Jan Hubicka <jh@suse.cz>
194 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
195 add write_optimization_summary, read_optimization_summary.
196 (ipa_write_summaries_of_cgraph_node_set): Remove.
197 (ipa_write_optimization_summaries): Declare.
198 (ipa_read_optimization_summaries): Declare.
199 * ipa-cp.c (pass_ipa_cp): Update.
200 * ipa-reference.c (pass_ipa_reference): Update.
201 * ipa-pure-const.c (pass_ipa_pure_const): Update.
202 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
204 * ipa-inline.c (pass_ipa_inline): Update.
205 * ipa.c (pass_ipa_whole_program): Update.
206 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
207 * passes.c (ipa_write_summaries_1): Do not test wpa.
208 (ipa_write_optimization_summaries_1): New.
209 (ipa_write_optimization_summaries): New.
210 (ipa_read_summaries): Do not test ltrans.
211 (ipa_read_optimization_summaries_1): New.
212 (ipa_read_optimization_summaries): New.
214 2010-04-21 Jan Hubicka <jh@suse.cz>
216 * lto-cgraph.c (lto_output_node): Do not output comdat groups
218 (output_cgraph): Do not arrange comdat groups for boundary nodes.
220 2010-04-21 Jakub Jelinek <jakub@redhat.com>
223 * dwarf2out.c (add_name_and_src_coords_attributes): Add
224 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
226 2010-04-21 Jan Hubicka <jh@suse.cz>
228 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
230 2010-04-21 Jan Hubicka <jh@suse.cz>
232 * varpool.c (decide_is_variable_needed): Variable is always needed
235 2010-04-21 Jan Hubicka <jh@suse.cz>
237 * opts.c (decode_options): Enable pure-const pass for whopr.
239 2010-04-21 Jan Hubicka <jh@suse.cz>
241 * cgraph.c (dump_cgraph_node): Dump also assembler name.
242 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
244 (cgraph_decide_inlining): Do not expect callee to be removed in all
247 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
249 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
251 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
253 * config/i386/i386.md (x86_shrd): Add athlon_decode and
254 amdfam10_decode attributes.
256 2010-04-21 Jakub Jelinek <jakub@redhat.com>
259 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
260 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
261 (lower_copyprivate_clauses): Use private var in outer
262 context instead of original var. Make sure the types
263 are correct for VLAs.
265 2010-04-21 Richard Guenther <rguenther@suse.de>
267 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
268 to non-pointer objects.
270 2010-04-21 Jakub Jelinek <jakub@redhat.com>
272 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
273 last chain entry if it starts with the still current label.
274 (add_location_or_const_value_attribute): Check that
275 loc_list->first->next is NULL instead of comparing ->first with ->last.
276 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
277 to add_var_loc_to_decl.
279 * dwarf2out.c (output_call_frame_info): For dw_cie_version
280 >= 4 add also address size and segment size fields into CIE header.
282 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
283 long as address size is the same as sizeof (void *) and
285 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
286 address size or segment size is unexpected, return DW_EH_PE_omit.
287 (classify_object_over_fdes): If get_cie_encoding returned
288 DW_EH_PE_omit, return -1.
289 (init_object): If classify_object_over_fdes returned -1,
290 pretend there were no FDEs at all.
292 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
294 * config/i386/i386.md (bswap<mode>2): Macroize expander from
295 bswap{si,di}2 using SWI48 mode iterator.
296 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
297 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
298 set modrm attribute of bswap insn to 0 and remove length attribute.
299 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
300 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
301 set mode attribute to <MODE> and remove length attribute.
303 2010-04-20 James E. Wilson <wilson@codesourcery.com>
305 PR rtl-optimization/43520
306 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
307 zero available registers.
309 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
311 * builtins.c (fold_builtin_cproj): Fold more cases.
313 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
315 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
316 (fold_builtin_1): Fold builtin cproj.
317 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
318 Use ATTR_CONST_NOTHROW_LIST.
320 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
322 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
323 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
324 ffsi2_no_cmove for !TARGET_CMOVE.
325 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
326 (ffssi2): Remove expander.
327 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
329 (ctz<mode>2): Ditto from ctz{si,di}2.
330 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
332 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
335 2010-04-20 Jakub Jelinek <jakub@redhat.com>
337 * dwarf2out.c (AT_linkage_name): Define.
338 (clone_as_declaration): Handle DW_AT_linkage_name.
339 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
340 of DW_AT_MIPS_linkage_name.
341 (move_linkage_attr): Likewise.
342 (dwarf2out_finish): Likewise.
344 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
347 * fold-const.c (fold_comparison): New folding rule.
349 2010-04-20 Anatoly Sokolov <aesok@post.ru>
351 * double-int.h (double_int_setbit): Declare.
352 * double-int.c (double_int_setbit): New function.
353 * rtl.h (immed_double_int_const): Declare.
354 * emit-rtl.c (immed_double_int_const): New function.
355 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
356 and immed_double_int_const functions.
357 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
358 expand_copysign_bit): (Ditto.).
359 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
360 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
361 * dojump.c (prefer_and_bit_test): (Ditto.).
362 * expr.c (convert_modes, reduce_to_bit_field_precision,
363 const_vector_from_tree): (Ditto.).
364 * expmed.c (mask_rtx, lshift_value): (Ditto.).
366 2010-04-20 Jan Hubicka <jh@suse.cz>
368 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
369 (dump_cgraph_node): Dump new flags.
370 * cgraph.h (struct cgraph_node): Add flags
371 reachable_from_other_partition and in_other_partition.
372 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
373 other partition can not be removed.
374 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
375 the other partition must be output; silence sanity checking on
376 leaking functions bodies from other paritition.
377 * lto-cgraph.c (reachable_from_other_partition_p): New function.
378 (lto_output_node): Output new flags; do not sanity check that inline
379 clones are output; drop lto_forced_extern_inline_p code; do not mock
380 visibility flags at partition boundaries.
381 (add_node_to): New function.
382 (output_cgraph): Use it to sort functions so masters appear before
384 (input_overwrite_node): Input new flags.
385 * passes.c (ipa_write_summaries): Do not call
386 lto_new_extern_inline_states.
387 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
388 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
389 lto_forced_extern_inline_p): Kill.
390 * lto-streamer.h (lto_new_extern_inline_states,
391 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
392 lto_forced_extern_inline_p): Kill.
394 2010-04-20 Richard Guenther <rguenther@suse.de>
396 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
397 from vars that can have pointers.
398 (process_constraint): Dump useless constraints.
400 2010-04-20 Richard Guenther <rguenther@suse.de>
402 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
403 (dump_sa_points_to_info): Remove asserts.
404 (init_base_vars): nothing_id isn't an escape point nor does it
407 2010-04-20 Jakub Jelinek <jakub@redhat.com>
409 * tree.h (TYPE_REF_IS_RVALUE): Define.
410 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
411 should_move_die_to_comdat, prune_unused_types_walk): Handle
412 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
413 (modified_type_die, gen_reference_type_die): Emit
414 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
415 if TYPE_REF_IS_RVALUE and -gdwarf-4.
417 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
420 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
421 calls for -fpic -m31 if they have been sibcall optimized.
423 2010-04-19 James E. Wilson <wilson@codesourcery.com>
425 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
426 ar.lc fixed and call-used.
428 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
430 2010-04-19 Jan Hubicka <jh@suse.cz>
432 * opts.c (decode_options): Disable whpr incompatible passes.
433 * lto/lto.c (lto_1_to_1_map): Skip clones.
434 (read_cgraph_and_symbols): Do not mark everything as needed.
435 (do_whole_program_analysis): Do map only after optimizing;
436 set proper cgraph_state; use passmanager.
438 2010-04-19 DJ Delorie <dj@redhat.com>
440 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
441 POINTER_PLUS_EXPR and fix them.
443 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
445 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
446 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
447 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
448 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
449 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
450 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
451 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
452 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
453 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
454 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
455 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
457 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
459 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
460 (check_cond_move_block): Likewise.
461 (cond_move_process_if_block): Likewise.
462 (noce_find_if_block): Improve formatting.
463 (find_if_header): Pass 0 to memset and tweak conditions.
464 (cond_exec_find_if_block): Fix long lines and tweak conditions.
466 2010-04-19 Jakub Jelinek <jakub@redhat.com>
468 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
472 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
473 with non-local decl doesn't need chain.
475 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
477 * ira-color.c (allocno_reload_assign): Avoid accumulating
478 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
480 2010-04-19 Martin Jambor <mjambor@suse.cz>
482 * gimple.h (create_tmp_reg): Declare.
483 * gimplify.c (create_tmp_reg): New function.
484 (gimplify_return_expr): Use create_tmp_reg.
485 (gimplify_omp_atomic): Likewise.
486 (gimple_regimplify_operands): Likewise.
487 * tree-dfa.c (make_rename_temp): Likewise.
488 * tree-predcom.c (predcom_tmp_var): Likewise.
489 (reassociate_to_the_same_stmt): Likewise.
490 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
491 (get_replaced_param_substitute): Likewise.
492 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
493 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
494 * tree-ssa-pre.c (get_representative_for): Likewise.
495 (create_expression_by_pieces): Likewise.
496 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
497 (create_tailcall_accumulator): Likewise.
499 2010-04-19 Martin Jambor <mjambor@suse.cz>
501 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
503 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
505 2010-04-19 Richard Guenther <rguenther@suse.de>
507 PR tree-optimization/43796
508 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
509 from SCEV in the lattice.
510 (vrp_visit_phi_node): Dump change.
512 2010-04-19 Richard Guenther <rguenther@suse.de>
514 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
515 * configure: Re-generated.
517 2010-04-19 Richard Guenther <rguenther@suse.de>
519 PR tree-optimization/43783
520 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
521 constant ARRAY_REF operands two and three if possible.
523 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
526 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
528 2010-04-19 Jie Zhang <jie@codesourcery.com>
531 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
533 2010-04-19 Ira Rosen <irar@il.ibm.com>
535 PR tree-optimization/37027
536 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
537 and macro to access it.
538 (vectorizable_reduction): Add argument.
539 (vect_get_slp_defs): Likewise.
540 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
541 statements for possible use in SLP.
542 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
543 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
544 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
546 (vectorizable_reduction): Likewise.
547 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
549 (vectorizable_type_demotion, vectorizable_type_promotion,
550 vectorizable_store): Likewise.
551 (vect_analyze_stmt): Update call to vectorizable_reduction.
552 (vect_transform_stmt): Likewise.
553 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
554 (vect_build_slp_tree): Fix indentation. Check that there are no loads
555 from different interleaving chains in same node.
556 (vect_slp_rearrange_stmts): New function.
557 (vect_supported_load_permutation_p): Allow load permutations for
558 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
559 inside SLP nodes if necessary.
560 (vect_analyze_slp_instance): Handle reductions.
561 (vect_analyze_slp): Try to build SLP instances originating from groups
563 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
564 (vect_get_constant_vectors): Create initial vectors for reductions
565 according to reduction code. Add new argument.
566 (vect_get_slp_defs): Add new argument, pass it to
567 vect_get_constant_vectors.
568 (vect_schedule_slp_instance): Remove SLP tree root statements.
570 2010-04-19 Jakub Jelinek <jakub@redhat.com>
572 * tree.h (ENUM_IS_SCOPED): Define.
573 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
574 for ENUM_IS_SCOPED enums.
576 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
578 * fold-const.c (fold_comparison): Use ssizetype.
579 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
580 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
581 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
582 * tree-object-size.c (compute_object_sizes): Use size_type_node.
584 * tree.h (initialize_sizetypes): Remove parameter.
585 (build_common_tree_nodes): Remove second parameter.
586 * stor-layout.c (initialize_sizetypes): Remove parameter.
587 Always create an unsigned type.
588 (set_sizetype): Assert that the passed type is unsigned and simplify.
589 * tree.c (build_common_tree_nodes): Remove second parameter.
590 Adjust call to initialize_sizetypes.
591 * c-decl.c (c_init_decl_processing): Remove second argument in call to
592 build_common_tree_nodes.
594 2010-04-18 Matthias Klose <doko@ubuntu.com>
596 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
598 2010-04-18 Ira Rosen <irar@il.ibm.com>
600 PR tree-optimization/43771
601 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
602 load permutation doesn't have gaps.
604 2010-04-18 Jan Hubicka <jh@suse.cz>
606 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
607 (sse_prologue_save_insn expander): Use new pattern.
608 (sse_prologue_save_insn1): New pattern and splitter.
609 (sse_prologue_save_insn): Update to deal also with 64bit aligned
611 * i386.c (setup_incoming_varargs_64): Do not compute jump
613 (ix86_gimplify_va_arg): Update alignment needed.
614 (ix86_local_alignment): Do not align all local arrays to 128bit.
616 2010-04-17 Jan Hubicka <jh@suse.cz>
618 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
620 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
622 * arm.md (negdi2): Remove redundant code to force values into a
625 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
627 * arm/bpabi.S: Add EABI alignment attributes to objects.
628 * arm/bpabi-v6m.S: Likewise.
629 * arm/crti.asm: Likewise.
630 * arm/crtn.asm: Likewise.
631 * arm/lib1funcs.asm: Likewise.
632 * arm/libunwind.S: Likewise.
634 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
636 * arm-protos.h (tune_params): New structure.
637 * arm.c (current_tune): New variable.
638 (arm_constant_limit): Delete.
639 (struct processors): Add pointer to the tune parameters.
640 (arm_slowmul_tune): New tuning option.
641 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
642 (all_cores): Adjust to pick up the tuning model.
643 (arm_constant_limit): New function.
644 (arm_override_options): Select the appropriate tuning model. Delete
645 initialization of arm_const_limit.
646 (arm_split_constant): Use the new constant-limit model.
647 (arm_rtx_costs): Pick up the current tuning model.
648 * arm.md (is_strongarm, is_xscale): Delete.
649 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
650 for Xscale variant architectures.
651 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
653 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
655 * config/arm/arm.c (arm_gen_constant): Remove unused variable
657 (arm_rtx_costs_1): Remove unused variable extra_cost.
658 (arm_unwind_emit_set): Use variable offset.
659 (thumb1_output_casesi): Remove unused variable flags.
661 2010-04-16 Jeff Law <law@redhat.com>
663 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
664 needing assignment rather than doing a two-phase assignment. Remove
667 2010-04-16 Jakub Jelinek <jakub@redhat.com>
670 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
672 2010-04-16 Doug Kwan <dougkwan@google.com>
674 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
675 (next_operand_entry_id): New static variable.
676 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
677 (add_to_ops_vec): Assigned unique ID to operand entry.
678 (struct oecount_s): New field ID.
679 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
680 (undistribute_ops_list): Assign unique IDs to oecounts.
681 (init_reassoc): reset next_operand_entry_id.
683 2010-04-16 Doug Kwan <dougkwan@google.com>
685 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
686 missing left parenthesis.
688 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
690 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
691 *btdi_rex64 using SWI48 mode iterator.
692 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
693 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
694 *jcc_btdi_mask_rex64.
696 2010-04-16 Anatoly Sokolov <aesok@post.ru>
698 * double-int.h (tree_to_double_int): Convert to macro.
699 * double-int.c (tree_to_double_int): Remove.
701 2010-04-16 Jakub Jelinek <jakub@redhat.com>
704 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
705 with want_address 2 and in case a single element list might be
706 possible, call it again with want_address 0.
708 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
710 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
711 case 'W' print operands for HI mode.
712 * config/h8300/h8300.h (Y0, Y2) : New constraints.
713 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
714 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
715 * config/h8300/predicate.md (bit_register_indirect_operand): New.
717 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
719 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
720 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
721 #xx:3 and #xx:4 mode.
723 * config/h8300/h8300.md (inverted load with HImode dest): Add
726 * config/h8300/predicate.md (bit_operand): Allow immediate values that
727 satisfy 'U' constraint.
729 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
731 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
732 * configure: Regenerate.
733 * config.in: Regenerate.
734 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
737 2010-04-16 Richard Guenther <rguenther@suse.de>
739 * tree.h (struct tree_decl_minimal): Move pt_uid ...
740 (struct tree_decl_common): ... here.
741 (DECL_PT_UID): Adjust.
742 (SET_DECL_PT_UID): Likewise.
743 (DECL_PT_UID_SET_P): Likewise.
745 2010-04-16 Richard Guenther <rguenther@suse.de>
747 PR tree-optimization/43572
748 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
749 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
750 * tree-flow.h (is_call_clobbered): Remove.
751 * tree-flow-inline.h (is_call_clobbered): Likewise.
752 * tree-dfa.c (dump_variable): Do not dump call clobber state.
753 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
754 (execute_return_slot_opt): Adjust.
755 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
756 check for call clobbered vars here.
757 (find_tail_calls): Move tailcall verification to the
760 2010-04-16 Diego Novillo <dnovillo@google.com>
762 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
764 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
767 * config/arm/arm.md (cbranchqi4): New pattern.
768 * config/arm/predicates.md (const0_operand,
769 cbranchqi4_comparison_operator): New predicates.
771 2010-04-16 Richard Guenther <rguenther@suse.de>
773 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
774 (dump_gimple_stmt): Likewise.
776 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
778 * recog.h (struct recog_data): New field is_operator.
779 (struct insn_operand_data): New field is_operator.
780 * recog.c (extract_insn): Set recog_data.is_operator.
781 * genoutput.c (output_operand_data): Emit code to set the
783 * reload.c (find_reloads): Use it rather than testing for an
784 empty constraint string.
787 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
788 If the previous insn is a cbranchsi4_insn with the same arguments,
789 omit the compare instruction.
791 * config/arm/arm.md (addsi3_cbranch): If destination is a high
792 register, inputs must be low registers and we need a low register
793 scratch. Handle alternative 2 like alternative 3.
795 2010-04-16 Jakub Jelinek <jakub@redhat.com>
797 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
798 don't call get_addr on both. If one expression is a VALUE and
799 the other a REG, check VALUE's locs if the REG isn't among them.
801 2010-04-16 Christian Bruel <christian.bruel@st.com>
803 * config/sh/sh.h (sh_frame_pointer_required): New function.
804 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
805 (flag_omit_frame_pointer) Set.
806 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
807 (rounded_frame_size): Adjust size with outgoing_args_size.
808 (sh_set_return_address): Must return from stack pointer.
809 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
810 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
811 (ACCUMULATE_OUTGOING_ARGS): Define.
812 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
813 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
815 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
818 * config/sh/sh.c (sh_legitimize_reload_address): Use
819 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
820 Remove a unneeded check for offset_base.
822 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
824 * configure: Regenerated.
826 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
828 * config/s390/s390.c (s390_call_save_register_used): Switch back
831 2010-04-15 Richard Guenther <rguenther@suse.de>
833 * alias.c (alias_set_subset_of): Handle alias-set zero
836 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
837 Julian Brown <julian@codesourcery.com>
839 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
840 alternatives according to use of high and low regs.
841 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
842 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
843 optimizing for size on Thumb-2.
845 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
847 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
849 2010-04-15 Richard Guenther <rguenther@suse.de>
851 * tree-ssa-structalias.c (struct variable_info): Add
853 (new_var_info): Initialize it.
854 (dump_constraints): Support printing last added constraints.
855 (debug_constraints): Adjust.
856 (dump_constraint_graph): Likewise.
857 (make_heapvar_for): Check for NULL cfun.
858 (get_function_part_constraint): New function.
859 (get_fi_for_callee): Likewise.
860 (find_func_aliases): Properly implement IPA PTA constraints.
861 (process_ipa_clobber): New function.
862 (find_func_clobbers): Likewise.
863 (insert_into_field_list_sorted): Remove.
864 (create_function_info_for): Properly allocate vars for IPA mode.
865 Do not use insert_into_field_list_sorted.
866 (create_variable_info_for): Properly generate constraints for
867 global vars in IPA mode.
868 (dump_solution_for_var): Always dump the solution.
869 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
870 (find_what_var_points_to): Adjust.
871 (pt_solution_set): Change.
872 (pt_solution_ior_into): New function.
873 (pt_solution_empty_p): Export.
874 (pt_solution_includes_global): Adjust.
875 (pt_solution_includes_1): Likewise.
876 (pt_solutions_intersect_1): Likewise.
877 (dump_sa_points_to_info): Check some invariants.
878 (solve_constraints): Move constraint dumping ...
879 (compute_points_to_sets): ... here.
880 (ipa_pta_execute): ... and here.
881 (compute_may_aliases): Do not re-compute points-to info
882 locally if IPA info is available.
883 (ipa_escaped_pt): New global var.
884 (ipa_pta_execute): Properly implement IPA PTA.
885 * tree-into-ssa.c (dump_decl_set): Support dumping
886 decls not in referenced-vars.
887 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
888 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
889 (dump_points_to_solution): Likewise.
890 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
891 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
892 (remap_gimple_stmt): Reset call clobber/use information if necessary.
893 (copy_decl_to_var): Copy DECL_PT_UID.
894 (copy_result_decl_to_var): Likewise.
895 * tree.c (make_node_stat): Initialize DECL_PT_UID.
896 (copy_node_stat): Copy it.
897 * tree.h (DECL_PT_UID): New macro.
898 (SET_DECL_PT_UID): Likewise.
899 (DECL_PT_UID_SET_P): Likewise.
900 (struct tree_decl_minimal): Add pt_uid member.
901 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
902 (pt_solution_empty_p): Declare.
903 (pt_solution_set): Adjust.
904 (ipa_escaped_pt): Declare.
905 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
906 * gimple-pretty-print.c (pp_points_to_solution): New function.
907 (dump_gimple_call): Dump call clobber/use information.
908 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
909 * tree-pass.h (TDF_ALIAS): New dump option.
910 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
911 * doc/invoke.texi (-fipa-pta): Update documentation.
913 2010-04-15 Richard Guenther <rguenther@suse.de>
915 * Makefile.in (OBJS-common): Add gimple-fold.o.
916 (gimple-fold.o): New rule.
917 * tree.h (maybe_fold_offset_to_reference,
918 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
920 * gimple.h: ... here.
921 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
922 may_propagate_address_into_dereference): Move prototypes ...
923 * gimple.h: ... here.
924 * tree-ssa-ccp.c (get_symbol_constant_value,
925 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
926 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
927 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
928 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
929 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
930 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
931 gimplify_and_update_call_from_tree): Move ...
932 * gimple-fold.c: ... here. New file.
933 (ccp_fold_builtin): Rename to ...
934 (gimple_fold_builtin): ... this.
935 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
937 2010-04-15 Richard Guenther <rguenther@suse.de>
939 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
940 fit_double_type, force_fit_type_double, add_double_with_sign,
941 neg_double, mul_double_with_sign, lshift_double, rshift_double,
942 lrotate_double, rrotate_double, div_and_round_double): Move ...
943 * double-int.c: ... here.
944 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
945 add_double, neg_double, mul_double_with_sign, mul_double,
946 lshift_double, rshift_double, lrotate_double, rrotate_double,
947 div_and_round_double): Move prototypes ...
948 * double-int.h: ... here.
950 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
953 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
954 matching constraints to ensure inputs match the output.
956 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
959 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
960 in an input-only operand.
962 2010-04-15 Anatoly Sokolov <aesok@post.ru>
964 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
965 (double_int_not, double_int_lshift, double_int_rshift): Declare.
966 (double_int_negative_p): Convert to static inline function.
967 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
968 (double_int_negative_p): Remove.
969 * tree.h (lshift_double, rshift_double):
970 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
971 * fold-const.c (fold_convert_const_int_from_real,
972 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
973 (lshift_double): Change type of arith argument to bool.
974 (rshift_double): Change type of arith argument to bool. Correct
976 * expmed.c (mask_rtx, lshift_value): (Ditto.).
978 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
981 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
982 at the start and end of the then/else blocks, and omit them from the
984 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
985 argument; all callers changed. Pass zero to old_insns_match_p instead.
986 (flow_find_head_matching_sequence): New function.
987 (old_insns_match_p): Check REG_EH_REGION notes for calls.
988 * basic-block.h (flow_find_cross_jump,
989 flow_find_head_matching_sequence): Declare functions.
991 2010-04-14 Jason Merrill <jason@redhat.com>
994 * c-common.c (attribute_takes_identifier_p): New fn.
995 * c-common.h: Declare it.
997 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
999 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1001 (*udivmod<mode>4): Ditto.
1003 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1005 * config/i386/i386.md (maxmin_int): Rename code attribute from
1006 maxminiprefix and update all users.
1007 (maxmin_float): Ditto from maxminfprefix.
1008 (logic): Ditto from logicprefix.
1009 (absneg_mnemonic): Ditto from absnegprefix.
1010 * config/i386/mmx.md: Update all users of maxminiprefix,
1011 maxminfprefix and logicprefix for rename.
1012 * config/i386/sse.md: Ditto.
1013 * config/i386/sync.md (sync_<code><mode>): Update for
1016 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1019 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1020 warnings converted to errors.
1022 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1024 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1025 used insn_type variable.
1026 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1027 to avoid set-but-not-used warning.
1029 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1031 * df-core.c (df_ref_debug): Change format string placeholder
1033 * dwarf2asm.c (dw2_asm_output_data_raw,
1034 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1035 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1036 * dwarf2out.c (output_cfi, output_cfi_directive,
1037 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1038 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1040 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1041 * print-rtl.c (print_rtx): Ditto.
1043 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1046 * builtins.c (expand_builtin_pow_root): New function to expand pow
1047 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1048 series of sqrt and cbrt calls under -ffast-math.
1049 (expand_builtin_pow): Call it.
1051 2010-04-14 Michael Matz <matz@suse.de>
1053 PR tree-optimization/42963
1054 * tree-cfg.c (touched_switch_bbs): New static variable.
1055 (group_case_labels_stmt): New function broken out from ...
1056 (group_case_labels): ... here, use the above.
1057 (start_recording_case_labels): Allocate touched_switch_bbs.
1058 (end_recording_case_labels): Deallocate it, call
1059 group_case_labels_stmt.
1060 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1062 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1064 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1067 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1069 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1071 2010-04-13 Jan Hubicka <jh@suse.cz>
1073 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1074 of optimized out static functions.
1075 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1076 cost computation. Also sanity check for overflows.
1077 (update_caller_keys): Update cgraph_edge_badness call; properly
1078 update fibheap and sanity check that it is up to date.
1079 (add_new_edges_to_heap): Update cgraph_edge_badness.
1080 (cgraph_decide_inlining_of_small_function): Likewise;
1081 add sanity checking that badness in heap is up to date;
1082 improve dumping of reason; Update badness of calls to the
1083 offline copy of function currently inlined; dump badness
1084 of functions not inlined because of unit growth limits.
1086 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1089 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1090 because of sign-extension change when converting to sizetype here...
1091 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1093 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1094 the folding to constants. Remove redundant final conversion.
1095 (fold_binary) <associate>: Do not associate if the re-association of
1096 constants alone overflows.
1097 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1098 to the end of the list.
1099 (multiple_of_p) <COND_EXPR>: New case.
1101 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1103 * opt-functions.awk (opt_sanitized_name): New.
1105 * optc-gen.awk: Use it
1106 * opth-gen.awk: Use it.
1108 2010-04-13 Martin Jambor <mjambor@suse.cz>
1110 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1111 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1112 children. Call replace_uses_with_default_def_ssa_name to handle
1115 2010-04-13 Michael Matz <matz@suse.de>
1118 * builtins.c (expand_builtin_interclass_mathfn): Also create
1119 a register if the predicate doesn't match.
1121 2010-04-13 Diego Novillo <dnovillo@google.com>
1123 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1124 * c-pch.c: Include timevar.h.
1125 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1126 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1127 * ggc-common.c: Include timevar.h.
1128 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1129 * timevar.def (TV_PCH_SAVE): Define.
1130 (TV_PCH_CPP_SAVE): Define.
1131 (TV_PCH_PTR_REALLOC): Define.
1132 (TV_PCH_PTR_SORT): Define.
1133 (TV_PCH_RESTORE): Define.
1134 (TV_PCH_CPP_RESTORE): Define.
1136 2010-04-13 Michael Matz <matz@suse.de>
1138 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1140 (can_reassociate_p): New function.
1141 (break_up_subtract_bb, reassociate_bb): Use it.
1143 2010-04-13 Richard Guenther <rguenther@suse.de>
1146 * builtins.c (c_readstr): Fix assert.
1148 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1150 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1151 when generating cltd insn.
1153 (*ashl<mode>3_1): Remove special handling for register operand 2.
1154 (*ashlsi3_1_zext): Ditto.
1155 (*ashlhi3_1): Ditto.
1156 (*ashlhi3_1_lea): Ditto.
1157 (*ashlqi3_1): Ditto.
1158 (*ashlqi3_1_lea): Ditto.
1159 (*<shiftrt_insn><mode>3_1): Ditto.
1160 (*<shiftrt_insn>si3_1_zext): Ditto.
1161 (*<shiftrt_insn>qi3_1_slp): Ditto.
1162 (*<rotate_insn><mode>3_1): Ditto.
1163 (*<rotate_insn>si3_1_zext): Ditto.
1164 (*<rotate_insn>qi3_1_slp): Ditto.
1166 2010-04-13 Richard Guenther <rguenther@suse.de>
1168 * tree-ssa-structalias.c (callused_id): Remove.
1169 (call_stmt_vars): New.
1170 (get_call_vi): Likewise.
1171 (lookup_call_use_vi): Likewise.
1172 (lookup_call_clobber_vi): Likewise.
1173 (get_call_use_vi): Likewise.
1174 (get_call_clobber_vi): Likewise.
1175 (make_transitive_closure_constraints): Likewise.
1176 (handle_const_call): Adjust to do per-call call-used handling.
1177 (handle_pure_call): Likewise.
1178 (find_what_var_points_to): Remove general callused handling.
1179 (init_base_vars): Likewise.
1180 (init_alias_vars): Initialize call_stmt_vars.
1181 (compute_points_to_sets): Process call-used and call-clobbered
1182 vars for call statements.
1183 (delete_points_to_sets): Free call_stmt_vars.
1185 2010-04-13 Richard Guenther <rguenther@suse.de>
1187 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1188 Only add RW dependence for dependence distance zero.
1189 Adjust maximal vectorization factor according to dependences.
1190 Move alignment handling ...
1191 (vect_find_same_alignment_drs): ... here. New function.
1192 (vect_analyze_data_ref_dependences): Adjust.
1193 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1194 (vect_analyze_data_refs): Adjust minimal vectorization factor
1195 according to data references.
1196 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1197 dependences before determining the vectorization factor.
1198 Analyze alignment after determining the vectorization factor.
1199 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1200 dependences before alignment.
1201 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1203 (vect_analyze_data_refs): Likewise.
1204 (MAX_VECTORIZATION_FACTOR): New define.
1206 2010-04-13 Duncan Sands <baldrick@free.fr>
1208 * except.h (lang_eh_type_covers): Remove.
1209 * except.c (lang_eh_type_covers): Likewise.
1211 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1212 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1214 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1215 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1216 UNITS_PER_LONG where it is ABI relevant.
1217 (s390_return_addr_rtx): Likewise.
1218 (s390_back_chain_rtx): Likewise.
1219 (s390_frame_area): Likewise.
1220 (s390_frame_info): Likewise.
1221 (s390_initial_elimination_offset): Likewise.
1222 (save_gprs): Likewise.
1223 (s390_emit_prologue): Likewise.
1224 (s390_emit_epilogue): Likewise.
1225 (s390_function_arg_advance): Likewise.
1226 (s390_function_arg): Likewise.
1227 (s390_va_start): Likewise.
1228 (s390_gimplify_va_arg): Likewise.
1229 (s390_function_profiler): Likewise.
1230 (s390_optimize_prologue): Likewise.
1231 (s390_rtx_costs): Likewise.
1232 (s390_secondary_reload): Likewise.
1233 (s390_promote_function_mode): Likewise.
1234 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1235 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1236 registers available.
1237 (s390_unwind_word_mode): New function.
1238 (s390_function_value): Split 64 bit values into register pair if
1239 used as return value.
1240 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1241 function call parameters. Handle parallels.
1242 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1243 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1244 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1245 (s390_expand_setmem): Remove unused variable src_addr.
1246 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1247 deal with 64 bit registers.
1248 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1249 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1250 (UNITS_PER_LONG): New macro.
1251 * libjava/include/s390-signal.h: Define extended ucontext
1252 structure containing the upper halfs of the 64 bit registers.
1254 2010-04-13 Simon Baldwin <simonb@google.com>
1256 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1258 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1260 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1261 rvalue on the RHS if the LHS is of a non-renamable type.
1262 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1264 2010-04-13 Matthias Klose <doko@ubuntu.com>
1266 * gcc.c (cc1_options): Handle -iplugindir before processing
1267 the cc1 spec. Only add -iplugindir once.
1268 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1270 * common.opt (iplugindir): Remove `Separate' property, initialize.
1271 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1273 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1274 (distclean): Remove plugin dir.
1275 * doc/invoke.texi: Document -iplugindir.
1277 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1279 * doc/plugins.texi (Loading Plugins): Document short
1280 -fplugin=foo option.
1281 (Plugin API): Mention default_plugin_dir_name function.
1283 * gcc.c (find_file_spec_function): Add new declaration.
1284 (static_spec_func): Use it for "find-file".
1285 (find_file_spec_function): Add new function.
1286 (cc1_options): Add -iplugindir option if -fplugin* options found.
1288 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1290 * plugin.c (add_new_plugin): Updated comment, and handle short
1292 (default_plugin_dir_name): Added new function.
1294 * common.opt (iplugindir): New option to set the plugin directory.
1296 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1298 * config/i386/i386.md (any_rotate): New code iterator.
1299 (rotate_insn): New code attribute.
1301 (SWIM124): New mode iterator.
1302 (<rotate_insn>ti3): New expander.
1303 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1304 any_rotate code iterator.
1305 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1306 using any_rotate code iterator and SWIM124 mode iterator.
1307 (ix86_rotlti3): New insn_and_split pattern.
1308 (ix86_rotrti3): Ditto.
1309 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1310 ix86_rotl{di,ti}3 patterns.
1311 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1312 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1313 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1314 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1315 code iterator and SWI mode iterator.
1316 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1317 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1319 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1320 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1321 (bswap rotatert splitter): Add splitter.
1322 (bswap splitter): Macroize splitter using any_rotate code iterator.
1323 Add insn predicate to split only for TARGET_USE_XCHGB or when
1324 optimizing function for size.
1326 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1328 * config/pa/pa.c (emit_move_sequence): Remove use of
1329 deleted variable flag_argument_noalias.
1331 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1333 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1335 Add to unsupported targets list.
1336 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1337 sparc*-sun-solaris2.[567]* from target lists.
1338 * configure: Regenerate.
1339 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1341 Remove Solaris 7 patch references.
1342 (Specific, sparc-sun-solaris2.7): Removed.
1343 (sparc-sun-solaris2*): Update Solaris 7 example.
1344 (sparc64-*-solaris2*): Likewise.
1346 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1348 * config.build (alpha*-dec-osf4*): Remove.
1349 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1350 of obsolete configurations.
1351 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1353 * config/alpha/t-osf4: Renamed to ...
1354 * config/alpha/t-osf5: ... this.
1355 * config/alpha/osf.h: Renamed to ...
1356 * config/alpha/osf5.h: ... this.
1357 Merged old osf5.h contents.
1359 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1360 (EXTRA_SPECS): Removed.
1361 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1362 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1365 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1367 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1369 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1372 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1373 __thiscall convention.
1375 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1377 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1379 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1381 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1383 * function.c (assign_parms_initialize_all): Add unused attribute
1386 2010-04-12 Richard Guenther <rguenther@suse.de>
1388 * gsstruct.def (GSS_CALL): New.
1389 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1390 * gimple.h: Include tree-ssa-alias.h.
1391 (struct gimple_statement_call): New.
1392 (union gimple_statement_struct_d): Add gimple_call member.
1393 (gimple_call_reset_alias_info): Declare.
1394 (gimple_call_use_set): New function.
1395 (gimple_call_clobber_set): Likewise.
1396 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1397 * gimple.c (gimple_call_reset_alias_info): New function.
1398 (gimple_build_call_1): Call it.
1399 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1400 * tree-inline.c (remap_gimple_stmt): Likewise.
1401 (expand_call_inline): Remove callused handling.
1402 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1403 * tree-dfa.c (dump_variable): Likewise.
1404 * tree-parloops.c (parallelize_loops): Likewise.
1405 * tree-ssa.c (init_tree_ssa): Likewise.
1406 (delete_tree_ssa): Likewise.
1407 * tree-flow-inline.h (is_call_used): Remove.
1408 * tree-flow.h (struct gimple_df): Remove callused member.
1409 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1410 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1411 (ref_maybe_used_by_call_p_1): Simplify.
1412 (call_may_clobber_ref_p_1): Likewise.
1413 * tree-ssa-structalias.c (compute_points_to_sets): Set
1414 the call stmt used and clobbered sets.
1415 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1416 (find_tail_calls): Verify the tail call.
1418 2010-04-12 Richard Guenther <rguenther@suse.de>
1420 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1421 single-iteration always-inline inlining.
1422 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1423 (cgraph_decide_inlining): Do not handle always-inline specially.
1424 (try_inline): Remove always-inline cycle detection special case.
1425 Do not recurse on always-inlines.
1426 (cgraph_early_inlining): Do not iterate if not optimizing.
1427 (cgraph_gate_early_inlining): remove.
1428 (pass_early_inline): Run unconditionally.
1429 (gate_cgraph_decide_inlining): New function.
1430 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1431 not inlining or optimizing.
1432 (cgraph_decide_inlining_of_small_functions): Also consider
1433 always-inline functions.
1434 (cgraph_default_inline_p): Return true for nodes which should
1435 disregard inline limits.
1436 (estimate_function_body_sizes): Assume zero size and time for
1437 nodes which are marked as disregarding inline limits.
1438 (cgraph_decide_recursive_inlining): Do not perform recursive
1439 inlining on always-inline nodes.
1441 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1444 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1445 for exprs satisfying handled_component_p.
1447 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1449 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1450 non-constant aggregate elements.
1452 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1453 is a real initialization.
1455 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1458 * c-decl.c (start_function): Move forward check for nested function.
1460 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1462 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1463 * config/sh/sh.c: Include reload.h.
1464 (sh_legitimize_reload_address): New.
1465 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1466 sh_legitimize_reload_address.
1468 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1470 * config/sh/sh.md (*movqi_pop): New insn pattern.
1471 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1473 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1475 * config/i386/i386.md (any_shiftrt): New code iterator.
1476 (shiftrt_insn): New code attribute.
1478 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1479 using any_shiftrt code iterator.
1480 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1481 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1482 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1483 pattern from corresponding peephole2 patterns.
1484 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1485 using any_shiftrt code iterator.
1486 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1487 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1488 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1489 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1490 *{ashr,lshr}<mode>3_cmp_zext.
1491 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1493 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1495 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1497 (*lshr<mode>3_cconly): Ditto.
1499 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1501 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1502 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1503 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1504 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1506 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1507 from corresponding peephole2 patterns.
1508 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1509 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1510 and *lshrdi3_1_rex64 using SWI mode iterator.
1511 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1512 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1513 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1514 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1515 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1516 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1517 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1518 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1519 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1522 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1524 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1525 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1526 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1527 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1529 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1530 from corresponding peephole2 patterns.
1531 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1532 (ashrsi3_cvt): Rename from ashrsi3_31.
1533 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1534 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1535 and x86_64_shift_adj_3 using SWI48 mode iterator.
1536 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1537 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1538 and *ashrdi3_1_rex64 using SWI mode iterator.
1539 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1540 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1541 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1542 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1543 and *ashrdi3_cmp_rex64 using SWI mode iterator.
1544 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1545 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1546 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1547 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1549 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1550 * config/i386/i386.c (ix86_split_ashr): Update for renamed
1551 x86_shift<mode>_adj_3 expanders.
1553 2010-04-10 Wei Guozhi <carrot@google.com>
1556 * config/arm/arm.c (arm_pic_static_addr): New function.
1557 (legitimize_pic_address): Call arm_pic_static_addr when it detects
1559 (arm_output_addr_const_extra): Output expression for new pattern.
1560 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1562 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
1564 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1567 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1568 * web.c: Include "insn-config.h" and "recog.h".
1569 (union_match_dups): New function.
1570 (web_main): Call it.
1571 (union_defs): Don't try to recognize match_dups.
1573 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1574 if doing so would replace the entire pattern.
1576 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1580 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1581 and splitter pattern. Change splitter operand 1 predicate to
1584 2010-04-09 Martin Jambor <mjambor@suse.cz>
1586 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1587 lattices are addresses of CONST_DECLs with the same initial value.
1588 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1589 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1591 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1592 Bernd Schmidt <bernds@codesourcery.com>
1594 * loop-invariant.c (replace_uses): New static function.
1595 (move_invariant_reg): Use it to ensure we can replace the uses.
1597 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1599 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1601 (picochip_override_options): Enable section anchors only above -O1.
1602 (picochip_reorg): Fixed a couple of build warnings.
1604 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1606 * configure.ac (plugin -rdynamic test): Log result.
1607 * configure: Regenerate.
1608 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1609 (RDYNAMIC_SPEC): Define.
1610 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1612 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1614 * configure.ac: Determine Sun ld version numbers.
1615 (comdat_group): Restrict GNU ld version checks to gld.
1616 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1617 (enable_comdat): Support --enable-comdat.
1618 * configure: Regenerate.
1619 * doc/install.texi (Configuration): Document --enable-comdat.
1621 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1623 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1624 * config/sol2-gld.h: ... here.
1625 * config.gcc (sparc*-*-solaris2*): Reflect this.
1626 (i[34567]86-*-solaris2*): Use it.
1628 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1630 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1632 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1634 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1637 * diagnostic.c (diagnostic_initialize): Initialize
1638 some_warnings_are_errors.
1639 (diagnostic_finish): New.
1640 (diagnostic_action_after_output): Call it before exiting.
1641 (diagnostic_report_diagnostic): Do not print message here. Set
1642 some_warnings_are_errors.
1643 * diagnostic.h (diagnostic_context): Delete
1644 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1645 (diagnostic_finish): Declare.
1646 * toplev.c (toplev_main): Call it before exit.
1648 2010-04-09 Jason Merrill <jason@redhat.com>
1651 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1652 for incomplete type.
1655 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1656 based on a warning flag.
1658 2010-04-09 Richard Guenther <rguenther@suse.de>
1660 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1662 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1665 * varasm.c (default_assemble_visibility): Wrap vars that are
1666 set, but unused, by targets without GAS.
1667 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1668 Remove set, but unused, vars.
1669 (rs6000_legitimize_tls_address): Likewise.
1670 (altivec_expand_dst_builtin): Likewise.
1671 * config/darwin.c (machopic_classify_symbol): Likewise.
1672 (machopic_indirection_name): Likewise.
1674 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1676 * config/i386/i386.md (DWI): New mode iterator.
1677 (S): New mode attribute.
1678 (shift_operand): Ditto.
1679 (shift_immediate_operand): Ditto.
1680 (ashl_input_operand): Ditto.
1681 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1682 using SDWIM mode iterator.
1683 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1684 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1686 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1687 from corresponding peephole2 patterns.
1688 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1689 and x86_64_shift_adj_1 using SWI48 mode iterator.
1690 (x86_shift<mode>_adj_2): Ditto.
1691 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1692 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1693 using SWI48 mode iterator.
1694 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1695 *ashldi3_cmp_rex64 using SWI mode iterator.
1696 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1697 *ashldi3_cconly_rex64 using SWI mode iterator.
1698 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1699 x86_shift<mode>_adj_{1,2}.
1700 (ix86_split_ashr): Ditto.
1701 (ix86_split_lshr): Ditto.
1703 2010-04-09 Richard Guenther <rguenther@suse.de>
1705 * target.h (builtin_conversion): Pass in input and output types.
1706 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1707 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1708 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1709 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1711 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1713 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1715 2010-04-09 Richard Guenther <rguenther@suse.de>
1718 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1720 2010-04-09 Richard Guenther <rguenther@suse.de>
1722 * tree-vectorizer.h (struct _stmt_vec_info): Document
1723 that vectype is the type of the LHS.
1724 (supportable_widening_operation, supportable_narrowing_operation):
1725 Get both input and output vector types as arguments.
1726 (vect_is_simple_use_1): Declare.
1727 (get_same_sized_vectype): Likewise.
1728 * tree-vect-loop.c (vect_determine_vectorization_factor):
1729 Set STMT_VINFO_VECTYPE to the vector type of the def.
1730 (vectorizable_reduction): Adjust.
1731 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1732 Adjust. Specify the output vector type.
1733 (vect_pattern_recog_1): Adjust.
1734 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1735 (vectorizable_call): Adjust.
1736 (vectorizable_conversion): Likewise.
1737 (vectorizable_operation): Likewise.
1738 (vectorizable_type_demotion): Likewise.
1739 (vectorizable_type_promotion): Likewise.
1740 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1742 (vect_is_simple_use_1): New function.
1743 (supportable_widening_operation): Get both input and output
1745 (supportable_narrowing_operation): Likewise.
1746 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1748 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1750 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1751 __thiscall and _thiscall as predefined macros.
1752 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1753 thiscall attribute handling.
1754 (ix86_comp_type_attributes): Likewise.
1755 (ix86_function_regparm): Likewise.
1756 (ix86_return_pops_args): Likewise.
1757 (init_cumulative_args): Likewise.
1758 (find_drap_reg): Likewise.
1759 (ix86_static_chain): Likewise.
1760 (x86_this_parameter): Likewise.
1761 (x86_output_mi_thunk): Likewise.
1762 (ix86_attribute_table): Add description for thiscall attribute.
1763 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1764 * doc/extend.texi: Add documentation for thiscall.
1766 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1769 * c.opt (Wint-to-pointer-cast): Available in C++.
1770 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1772 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1774 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1775 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1776 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1777 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1778 function type instead. Reorder and simplify checks.
1780 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1782 2010-04-08 Jing Yu <jingyu@google.com>
1783 Zdenek Dvorak <ook@ucw.cz>
1785 PR tree-optimization/42720
1786 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1787 loop unswitch conditions here from ...
1788 (tree_unswitch_single_loop): ... here.
1790 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1792 * tree-if-conv.c: Fix comments and simplify logic.
1794 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1796 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1797 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1798 (main_tree_if_conversion): Update call to tree_if_conversion.
1800 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1803 * doc/invoke.texi (-b,-V): Delete.
1804 * doc/tm.texi: Do not mention -b.
1805 * gcc.c (display_help): Delete -b and -V.
1806 (process_command): Delete -b and -V.
1807 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1809 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1810 Wolfgang Gellerich <gellerich@de.ibm.com>
1812 Implement target hook for loop unrolling
1813 * target.h (loop_unroll_adjust): Add a new target hook function.
1814 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1815 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1816 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1817 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1818 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1820 (decide_unroll_stupid): Likewise.
1822 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1825 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1827 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1829 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1830 (Specific, *-*-solaris2*): Likewise.
1831 Don't prefer Sun as over GNU as.
1833 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1835 * config/s390/s390.c (override_options): Adjust the z10
1836 defaults for max-unroll-times, max-completely-peeled-insns
1837 and max-completely-peel-times.
1839 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1841 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1842 instructions for z10.
1843 (s390_expand_setmem): Likewise.
1844 (s390_expand_cmpmem): Likewise.
1846 2010-04-08 Richard Guenther <rguenther@suse.de>
1848 PR tree-optimization/43679
1849 * tree-ssa-pre.c (eliminate): Only propagate copies.
1851 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1854 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1855 set but not used variable warning.
1857 2010-04-08 Wei Guozhi <carrot@google.com>
1860 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1861 (arm_size_rtx_costs): Call the new function when optimized for size.
1863 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1866 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1867 op0 is not a MEM, just return NULL instead of assertion
1869 (discover_nonconstant_array_refs): Don't walk debug stmts.
1871 2010-04-08 Doug Kwan <dougkwan@google.com>
1873 * configure.ac: Recognize gold and do not use its version number
1874 to test ld features.
1875 * configure: Regenerate.
1877 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1880 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1881 (negate_value): Move code to push elements to broken_up_substracts ...
1882 (eliminate_plus_minus_pair): ... here. Push operands that have no
1883 negative pair to plus_negates.
1884 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1886 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1888 * doc/install.texi (Configuration): Move description of
1889 --enable-lto, --with-libelf*, --enable-gold from Java section to
1892 * doc/generic.texi (Working with declarations)
1893 (Function Properties, C and C++ Trees): Fix typos.
1894 * doc/sourcebuild.texi (Top Level): Likewise.
1896 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1899 * tree.h (DECL_READ_P): Define.
1900 (struct tree_decl_common): Add decl_read_flag.
1901 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1902 a set but not used warning.
1903 (merge_decls): Merge DECL_READ_P flag.
1904 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1905 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1906 * c-common.c (handle_used_attribute, handle_unused_attribute):
1908 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1910 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1912 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1913 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1914 c_parser_binary_expression, c_parser_cast_expression,
1915 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1916 Call default_function_array_read_conversion instead of
1917 default_function_array_conversion where needed.
1918 (c_parser_unary_expression, c_parser_conditional_expression,
1919 c_parser_postfix_expression_after_primary, c_parser_initelt):
1920 Likewise. Call mark_exp_read where needed.
1921 (c_parser_statement_after_labels, c_parser_asm_operands,
1922 c_parser_typeof_specifier, c_parser_sizeof_expression,
1923 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1925 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1927 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1928 (warn_unused_but_set_parameter): Default to warn_unused
1930 * doc/invoke.texi: Document -Wunused-but-set-variable and
1931 -Wunused-but-set-parameter.
1933 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1934 used count variable.
1935 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1936 when operandN variables aren't used in the body of the expander
1938 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1939 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1940 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1941 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1942 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1943 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1944 * tree.c (PROCESS_ARG): Likewise.
1946 2010-04-07 Simon Baldwin <simonb@google.com>
1948 * diagnostic.h (diagnostic_override_option_index): New macro to
1949 set a diagnostic's option_index.
1950 * c-tree.h (c_cpp_error): Add warning reason argument.
1951 * opts.c (_warning_as_error_callback): New.
1952 (register_warning_as_error_callback): Store callback for
1953 warnings enabled via enable_warning_as_error.
1954 (enable_warning_as_error): Call callback, minor code tidy.
1955 * opts.h (register_warning_as_error_callback): Declare.
1956 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1957 response to -Werror=.
1958 (c_common_init_options): Register warning_as_error_callback in opts.c.
1959 * common.opt: Add -Wno-cpp option.
1960 * c-common.c (struct reason_option_codes_t): Map cpp warning
1961 reason codes to gcc option indexes.
1962 * (c_option_controlling_cpp_error): New function, lookup the gcc
1963 option index for a cpp warning reason code.
1964 * (c_cpp_error): Add warning reason argument, call
1965 c_option_controlling_cpp_error for diagnostic_override_option_index.
1966 * doc/invoke.texi: Document -Wno-cpp.
1968 2010-04-07 Richard Guenther <rguenther@suse.de>
1970 * ipa-reference.c (mark_load): Use get_base_address.
1971 (mark_store): Likewise.
1973 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1974 inserting GIMPLE_NOPs into the IL.
1975 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1976 Explicitly strip handled components and indirect references.
1978 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1979 folding address expressions.
1980 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1981 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1982 operand_equal_p to compare decls.
1983 (ptr_deref_may_alias_decl_p): Likewise.
1984 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1985 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1986 Handle reversed comparison ops.
1987 * tree-sra.c (asm_visit_addr): Use get_base_address.
1988 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1989 * ipa-reference.c (mark_address): Use get_base_address.
1991 2010-04-07 Richard Guenther <rguenther@suse.de>
1993 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1994 Propagate constants everywhere.
1996 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1999 * tree.c (MAX_INT_CACHED_PREC): Define.
2000 (nonstandard_integer_type_cache): New array.
2001 (build_nonstandard_integer_type): Cache results for precision
2002 <= MAX_INT_CACHED_PREC.
2004 2010-04-07 Richard Guenther <rguenther@suse.de>
2006 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2007 -fargument-noalias-global, -fargument-noalias-anything): Remove.
2008 * common.opt: Likewise.
2009 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2010 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2011 (nonoverlapping_memrefs_p): Likewise.
2012 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2013 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2014 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2015 OPT_fargument_noalias_global for backward compatibility.
2017 2010-04-07 Richard Guenther <rguenther@suse.de>
2019 PR tree-optimization/43270
2020 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2021 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2022 * tree-ssa-pre.c (phi_translate_1): Adjust.
2023 (fully_constant_expression): Split out vn_reference handling to ...
2024 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2025 Fold reads from constant strings.
2026 (vn_reference_lookup): Handle fully constant references.
2027 (vn_reference_lookup_pieces): Likewise.
2028 * Makefile.in (expmed.o-warn): Add -Wno-error.
2030 2010-04-07 Martin Jambor <mjambor@suse.cz>
2032 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2034 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2037 * gcc.c: Add -static-libstdc++ to list of recognized options.
2039 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2041 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2043 2010-04-07 Richard Guenther <rguenther@suse.de>
2046 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2047 bases build simple mem attributes to retain points-to information.
2049 2010-04-07 Richard Guenther <rguenther@suse.de>
2052 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2053 preserve points-to related information.
2055 2010-04-07 Richard Guenther <rguenther@suse.de>
2058 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2059 discard plain indirect references.
2060 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2061 * tree.c (tree_nop_conversion): Likewise.
2063 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2066 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2068 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2070 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2071 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2073 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2075 * tree-if-conv.c: Fix indentation and comments.
2077 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2079 * tree-if-conv.c: Sort static functions in topological order.
2081 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2083 * tree-if-conv.c: Fix indentation and comments.
2085 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2088 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2089 lang_hooks.types.type_for_size instead of
2090 build_nonstandard_integer_type.
2091 When converting an unsigned type to signed, double its precision.
2092 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2093 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2094 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2097 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2100 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2101 POINTER_PLUS_EXPR for pointer types.
2103 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2106 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2107 * graphite-clast-to-gimple.c: Include langhooks.h.
2108 (max_signed_precision_type): New.
2109 (max_precision_type): Takes two types as arguments.
2110 (precision_for_value): New.
2111 (precision_for_interval): New.
2112 (gcc_type_for_interval): New.
2113 (gcc_type_for_value): New.
2114 (gcc_type_for_clast_term): New.
2115 (gcc_type_for_clast_red): New.
2116 (gcc_type_for_clast_bin): New.
2117 (gcc_type_for_clast_expr): Split up into several functions.
2118 (gcc_type_for_clast_eq): Rewritten.
2119 (compute_bounds_for_level): New.
2120 (compute_type_for_level_1): New.
2121 (compute_type_for_level): New.
2122 (gcc_type_for_cloog_iv): Removed.
2123 (gcc_type_for_iv_of_clast_loop): Rewritten.
2124 (graphite_create_new_loop): Compute the lower and upper bound types
2125 with gcc_type_for_clast_expr.
2126 (graphite_create_new_loop_guard): Same.
2127 (find_cloog_iv_in_expr): Removed.
2128 (compute_cloog_iv_types_1): Removed.
2129 (compute_cloog_iv_types): Removed.
2130 (gloog): Do not call compute_cloog_iv_types.
2131 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2133 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2134 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2135 (GBB_CLOOG_IV_TYPES): Removed.
2137 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2139 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2140 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2141 (detect_commutative_reduction): Same.
2143 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2145 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2146 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2148 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2149 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2150 (rewrite_commutative_reductions_out_of_ssa): Same.
2151 * passes.c (execute_function_todo): Call verify_ssa for every pass
2152 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2153 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2154 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2155 with an extra argument.
2156 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2157 verify_ssa only when the extra argument is true.
2158 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2159 with an extra argument.
2160 (tree_transform_and_unroll_loop): Same.
2162 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2164 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2165 for all the passes of the LNO having LOOP_CLOSED_SSA.
2166 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2167 * tree-loop-distribution.c (pass_loop_distribution): Same.
2168 * tree-pass.h (TODO_verify_loops): Removed.
2169 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2171 (pass_tree_unswitch): Same.
2172 (pass_predcom): Same.
2173 (pass_vectorize): Same.
2174 (pass_linear_transform): Same.
2175 (pass_graphite_transforms): Same.
2176 (pass_iv_canon): Same.
2177 (pass_complete_unroll): Same.
2178 (pass_complete_unrolli): Same.
2179 (pass_parallelize_loops): Same.
2180 (pass_loop_prefetch): Same.
2181 (pass_iv_optimize): Same.
2183 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2186 * passes.c (init_optimization_passes): Move pass_lim before
2187 pass_copy_prop and pass_dce_loop.
2189 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2192 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2193 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2194 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2195 MULTI_* defines for 4 argument vpermil2p* builtins.
2197 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2199 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2200 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2201 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2202 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2203 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2204 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2205 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2206 Use x86_maybe_negate_const_int to output insn mnemonic.
2207 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2208 check from instruction predicate. Update comments.
2209 * config/i386/sync.md (sync_add<mode>): Use
2210 x86_maybe_negate_const_int to output insn mnemonic.
2212 2010-04-06 Jan Hubicka <jh@suse.cz>
2214 PR tree-optimization/42906
2215 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2216 IGNORE_SELF argument. Set visited_control_parents for fully
2218 (find_obviously_necessary_stmts): Update call of
2219 mark_control_dependent_edges_necessary.
2220 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2222 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2224 * config/i386/i386.md: Remove comment about 'e' and 'E'
2227 2010-04-06 Richard Guenther <rguenther@suse.de>
2229 PR tree-optimization/43627
2230 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2231 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2234 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2236 * BASE-VER: Change to 4.6.0.
2239 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2242 2010-04-06 Richard Guenther <rguenther@suse.de>
2245 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2247 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2249 * doc/invoke.texi (Optimize Options): Document that LTO
2250 won't remove object access purely due to incompatible
2253 2010-04-04 Matthias Klose <doko@ubuntu.com>
2255 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2256 Initialize variable.
2258 2010-04-03 Richard Guenther <rguenther@suse.de>
2261 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2262 require a non-NULL MEM_OFFSET.
2264 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2266 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2267 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2268 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2269 config/alpha/predicates.md, config/arm/arm.md,
2270 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2271 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2272 config/darwin9.h, config/darwin.c, config/darwin.h,
2273 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2274 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2275 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2276 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2277 config/mips/mips.md, config/mn10300/mn10300.c,
2278 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2279 config/rs6000/aix.h, config/rs6000/dfp.md,
2280 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2281 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2282 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2283 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2284 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2285 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2286 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2287 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2288 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2289 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2290 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2291 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2292 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2293 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2294 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2295 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2296 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2297 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2298 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2299 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2300 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2301 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2302 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2303 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2304 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2305 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2306 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2307 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2308 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2309 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2310 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2311 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2312 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2313 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2314 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2315 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2317 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2320 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2321 * aclocal.m4: Regenerate.
2323 2010-04-02 Richard Guenther <rguenther@suse.de>
2325 PR tree-optimization/43629
2326 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2327 if we have seen a constant value.
2329 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2331 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2333 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2336 * arm.c (legitimize_tls_address): Adjust call to
2337 gen_tls_load_dot_plus_four.
2338 (arm_note_pic_base): New function.
2339 (arm_cannot_copy_insn_p): Use it.
2340 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2343 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2348 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2350 * Makefile.in ($(out_object_file)): Depend on
2351 gt-$(basename $(notdir $(out_file))).h.
2353 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2355 * config.gcc (lm32-*-rtems*): Add t-lm32.
2357 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2359 * config.gcc: Add lm32-*-rtems*.
2360 * config/lm32/rtems.h: New file.
2362 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2365 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2367 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2369 * dwarf2out.c (output_compilation_unit_header): For
2370 -gdwarf-4 use version 4 instead of version 3.
2371 (output_line_info): For version 4 and above emit additional
2372 maximum ops per insn header field.
2373 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2375 * dwarf2out.c (is_c_family, is_java): Remove.
2376 (lower_bound_default): New function.
2377 (add_bound_info, gen_descr_array_type_die): Use it.
2379 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2382 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2383 re-declaration when it happens in a function.
2385 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2387 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2388 (cgraph_remove_function_insertion_hook): Same.
2389 (cgraph_call_function_insertion_hooks): Same.
2391 2010-04-01 Richard Guenther <rguenther@suse.de>
2394 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2395 and TREE_THIS_VOLATILE.
2396 (copy_ref_info): Likewise.
2397 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2398 * tree.c (build6_stat): Ignore side-effects of all but arg5
2399 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2402 2010-04-01 Richard Guenther <rguenther@suse.de>
2404 PR tree-optimization/43607
2405 * ipa-type-escape.c (check_call): Do not access non-existing
2408 2010-04-01 Richard Guenther <rguenther@suse.de>
2412 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2413 Jack Howarth <howarth@bromo.med.uc.edu>
2415 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2418 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2420 * doc/install.texi (Prerequisites): Document libelf usability on
2421 IRIX 5/6 and Solaris 2.
2422 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2423 Update GNU as, GNU ld requirements.
2424 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2425 Document Sun Studio compiler download.
2426 Update and simplify as, ld recommendations.
2427 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2429 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2431 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2432 with_tune_32 to pentium4.
2434 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2436 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2438 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2440 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2441 obsoletion, removal.
2443 Document GNU as requirement.
2444 Update configure requirements.
2445 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2446 Recomment IRIX 6.5.18+.
2447 Document IDF/IDL requirement.
2448 Document GNU as requirement.
2449 Document GNU ld bootstrap failure.
2450 Remove freeware.sgi.com reference.
2452 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2454 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2455 UNIX V4.0, V5.0 obsoletion, removal.
2456 Remove --with-gc=simple reference.
2457 Update VM requirements during bootstrap.
2458 Remove -oldas bootstrap description.
2459 Update binutils reference.
2460 Remove comparison failure note.
2462 2010-03-31 Richard Guenther <rguenther@suse.de>
2463 Zdenek Dvorak <ook@ucw.cz>
2464 Sebastian Pop <sebastian.pop@amd.com>
2467 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2468 with multiple arguments.
2469 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2471 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2473 * graphite-dependences.c (print_pddr): Call print_pdr with an
2475 * graphite-poly.c (debug_pdr): Add an extra argument for the
2478 (print_pbb_domain): Same.
2480 (print_scop_context): Same.
2482 (print_cloog): Same.
2483 (debug_pbb_domain): Same.
2487 (debug_scop_context): Same.
2489 (debug_cloog): Same.
2490 (print_scop_params): Same.
2491 (debug_scop_params): Same.
2492 (print_iteration_domain): Same.
2493 (print_iteration_domains): Same.
2494 (debug_iteration_domain): Same.
2495 (debug_iteration_domains): Same.
2496 (print_scattering_function): Same.
2497 (print_scattering_functions): Same.
2498 (debug_scattering_function): Same.
2499 (debug_scattering_functions): Same.
2500 * graphite-poly.h (debug_pdr): Update declaration.
2502 (print_pbb_domain): Same.
2504 (print_scop_context): Same.
2506 (print_cloog): Same.
2507 (debug_pbb_domain): Same.
2511 (debug_scop_context): Same.
2513 (debug_cloog): Same.
2514 (print_scop_params): Same.
2515 (debug_scop_params): Same.
2516 (print_iteration_domain): Same.
2517 (print_iteration_domains): Same.
2518 (debug_iteration_domain): Same.
2519 (debug_iteration_domains): Same.
2520 (print_scattering_function): Same.
2521 (print_scattering_functions): Same.
2522 (debug_scattering_function): Same.
2523 (debug_scattering_functions): Same.
2525 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2527 * graphite-poly.c (print_scattering_function_1): New.
2528 (print_scattering_function): Call it.
2529 (print_scop_params): Remove spaces at the end of lines.
2532 * graphite-poly.h (print_cloog): Declared.
2533 (debug_cloog): Declared.
2535 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2537 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2539 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2540 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2541 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2542 to switch between adding the IV bump in loop->latch or in loop->header.
2544 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2546 * graphite-poly.c (print_scattering_function): Pretty print following
2549 (print_pbb_domain): Same.
2550 (dump_gbb_cases): Same.
2551 (dump_gbb_conditions): Same.
2554 (print_scop_params): Same.
2555 (print_scop_context): Same.
2557 (print_pbb_body): New.
2558 (lst_indent_to): New.
2559 (print_lst): Start new lines with a #.
2560 * graphite-poly.h (pbb_bb): New.
2561 (pbb_index): Use pbb_bb.
2562 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2564 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2566 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2568 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2569 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2570 and 0 instead of 1 for dw_val_class_flag.
2571 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2572 dw_val_class_range_list, dw_val_class_loc_list,
2573 dw_val_class_lineptr and dw_val_class_macptr, use
2574 DW_FORM_flag_present for dw_val_class_flag and
2575 DW_FORM_exprloc for dw_val_class_loc.
2576 (output_die): For -gdwarf-4 print dw_val_class_loc
2577 size as uleb128 instead of 1 or 2 bytes and don't print
2578 anything for dw_val_class_flag.
2580 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2581 instead of cselib_lookup following by tweaking locs->setting_insn.
2584 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2585 even before returning from label, setjmp call or volatile asm
2588 2010-03-31 Richard Guenther <rguenther@suse.de>
2591 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2592 temporary data on stack.
2594 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2596 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2597 (PUSHSECTION_ASM_OP): Remove.
2598 (POPSECTION_ASM_OP): Remove.
2599 (PUSHSECTION_FORMAT): Remove.
2600 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2601 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2602 * config/sol2.c (solaris_output_init_fini): Use it.
2604 2010-03-31 Jie Zhang <jie@codesourcery.com>
2607 * opt-functions.awk (var_type_struct): Use signed char type
2608 for simple variables.
2610 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2612 * config/sol2.c: Include output.h.
2613 (solaris_assemble_visibility): New function.
2614 * config/t-sol2 (sol2.o): Add output.h dependency.
2615 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2616 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2619 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2622 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2623 V2SImode or XFmode on PRE_DEC.
2626 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2629 2010-03-31 Jie Zhang <jie@codesourcery.com>
2632 * reload.h (caller_save_initialized_p): Declare.
2633 * toplev.c (backend_init_target): Don't call
2634 init_caller_save but set caller_save_initialized_p to false.
2635 * caller-save.c (caller_save_initialized_p): Define.
2636 (init_caller_save): Check caller_save_initialized_p.
2637 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2639 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2642 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2643 and soft-fp/t-softfp to tmake_file.
2644 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2645 (LIBGCC2_TF_CEXT): Define.
2648 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2651 * cselib.c (n_useless_values): Document handling of debug locs.
2652 (n_useless_debug_values, n_debug_values): New variables.
2653 (new_elt_loc_list): Don't add to debug values, keep count.
2654 (promote_debug_loc): New.
2655 (cselib_reset_table): Zero new variables.
2656 (entry_and_rtx_equal_p): Promote debug locs.
2657 (discard_useless_locs): Increment n_useless_debug_values for
2659 (remove_useless_values): Adjust n_useless_values and n_debug_values
2660 with n_useless_debug_values.
2661 (add_mem_for_addr): Promote debug locs.
2662 (cselib_lookup_mem): Likewise.
2663 (cselib_lookup_addr): Renamed to...
2664 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2665 (cselib_log_lookup): ... this. Turn into...
2666 (cselib_lookup_addr): ... new wrapper.
2667 (cselib_lookup_from_insn): New.
2668 (cselib_invalidate_regno): Increment n_useless_debug_values for
2670 (cselib_invalidate_mem): Likewise.
2671 (cselib_process_insn): Take n_deleted and n_debug_values into
2672 account to guard remove_useless_value call.
2673 (cselib_finish): Zero n_useless_debug_values.
2674 * cselib.h (cselib_lookup_from_insn): Declare.
2675 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2676 (sched_analyze_2): Likewise.
2678 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2680 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2682 (adjust_mems): Replace narrowing SUBREG of expression containing
2683 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2684 with operations in the narrower mode.
2687 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2688 regs_invalidated_by_call instead all call_used_reg_set registers.
2690 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2693 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2694 pointer comparisons with types_compatible_p.
2695 * tree-vect-stmts.c (vectorizable_call): Same.
2696 (vectorizable_condition): Same.
2698 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2700 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2701 stack check if the mask would be zero.
2703 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2704 Jack Howarth <howarth@bromo.med.uc.edu>
2706 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2709 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2712 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2714 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2715 Include ___unordxf2 and ___unordtf2.
2716 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2719 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2721 * config/lm32/t-lm32: New file.
2722 * config.gcc: Use the above file when targetting lm32.
2724 2010-03-28 Duncan Sands <baldrick@free.fr>
2726 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2728 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2731 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2732 Improve vectorization cost model diagnostic.
2734 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2737 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2738 compute_data_dependences_for_loop returns false, early exit
2739 and output an extra diagnostic for the failed data reference
2742 2010-03-29 Richard Guenther <rguenther@suse.de>
2744 PR tree-optimization/43560
2745 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2746 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2748 2010-03-29 Jie Zhang <jie@codesourcery.com>
2751 * toplev.c (process_options): Set optimization_default_node
2752 and optimization_current_node.
2753 * opts.c (decode_options): Don't set optimization_default_node
2754 and optimization_current_node.
2756 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2758 * config/rtems.h: Abandon -qrtems_debug.
2760 2010-03-28 Jan Hubicka <jh@suse.cz>
2762 PR tree-optimization/43505
2763 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2764 map should not be copied.
2766 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2769 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2770 cdtors, set DECL_PRESERVE_P.
2771 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2774 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2776 PR tree-optimization/43528
2777 * stor-layout.c (place_field): Check that constant fits into
2778 unsigned HWI when skipping calculation of MS bitfield layout.
2780 2010-03-27 Jan Hubicka <jh@suse.cz>
2783 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2784 notice_global_symbol work.
2786 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2788 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2789 instead of dwarf2out_decl.
2790 (struct var_loc_node): Remove section_label field.
2791 (dwarf2out_function_decl): New function.
2792 (dwarf2out_var_location): Don't set section_label field.
2793 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2795 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2797 PR tree-optimization/43544
2798 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2799 First argument for builtin vectorized function hook is now a
2800 tree to be able to distinguish between machine specific and
2802 * targhooks.c (default_builtin_vectorized_function): Ditto.
2803 * targhooks.h (default_builtin_vectorized_function): Ditto.
2804 * target.h (struct gcc_target): Ditto.
2805 * tree-vect-stmts.c (vectorizable_function): Ditto.
2806 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2807 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2810 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2813 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2814 nested binding iff it is a FUNCTION_DECL.
2815 (store_parm_decls_newstyle): Pass nested=true to bind for
2816 FUNCTION_DECLs amongst parameters.
2818 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2820 * var-tracking.c (vt_expand_loc_callback): Don't run
2821 cselib_expand_value_rtx_cb in dummy mode if
2822 cselib_dummy_expand_value_rtx_cb returned false.
2824 * var-tracking.c (emit_note_insn_var_location): For one part
2825 notes with offset 0, don't add EXPR_LIST around the location.
2826 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2827 add_location_or_const_value_attribute): Adjust for that change.
2830 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2831 into first operand and location into second.
2832 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2833 dw_cfi_oprnd_loc for DW_CFA_expression.
2834 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2835 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2836 assume first argument is regnum and second argument is location.
2838 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2841 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2842 of scratch register to DImode. Split to DImode comparison operator.
2843 Use SImode subreg of scratch register in the multiplication.
2844 (*cmp_sadd_sidi): Ditto.
2845 (*cmp_ssub_si): Ditto.
2846 (*cmp_ssub_sidi): Ditto.
2848 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2851 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2852 Remove invalid assert and wrong comment.
2854 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2857 * flags.h (final_insns_dump_p): New extern.
2858 * final.c (final_insns_dump_p): New variable.
2859 (rest_of_clean_state): Set it before -fdump-final-insns=
2860 dumping, clear afterwards.
2861 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2862 MEM_ALIAS_SET on MEMs.
2864 2010-03-26 David S. Miller <davem@davemloft.net>
2866 * configure.ac: Fix sparc GOTDATA_OP bug check.
2867 * configure: Rebuild.
2869 2010-03-26 Alan Modra <amodra@gmail.com>
2871 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2873 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2875 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2876 TLS_SECTION_ASM_FLAG.
2878 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2881 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2882 Clear first_function_block_is_cold.
2885 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2886 argument if the argument is truth_value_p.
2888 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2890 * config/rs6000/constraints.md: Update copyright year for my changes.
2893 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2894 used in reg+reg addressing, swap registers.
2896 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2899 * target.h (struct gcc_target): Add code_end hook.
2900 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2902 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2903 * toplev.c (compile_file): Call targetm.asm_out.code_end
2904 hook before unwind info/debug info output.
2905 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2906 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2907 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2908 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2909 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2910 * config/i386/i386.c (ix86_file_end): Renamed to...
2911 (ix86_code_end): ... this. Make static. Don't call
2912 file_end_indicate_exec_stack. Emit unwind info using
2913 final_start_function/final_end_function.
2914 (darwin_x86_file_end): Remove.
2915 (TARGET_ASM_CODE_END): Define.
2916 * config/i386/i386.h (TARGET_ASM_FILE_END,
2917 NEED_INDICATE_EXEC_STACK): Don't define.
2918 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2919 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2920 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2921 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2924 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2925 at the beginning and final_end_function at the end.
2926 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2928 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2930 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2931 and Sun as TLS syntax.
2932 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2933 * configure: Regenerate.
2934 * config.in: Regenerate.
2935 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2936 (default_elf_asm_named_section): Use it.
2937 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2938 (i386_output_dwarf_dtprel): Likewise.
2939 (output_addr_const_extra): Likewise.
2940 (output_pic_addr_const): Lowercase @GOTTPOFF.
2941 (output_addr_const_extra): Likewise.
2942 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2943 (output_addr_const_extra): Likewise.
2944 (output_pic_addr_const): Lowercase @INDNTPOFF.
2945 (output_addr_const_extra): Likewise.
2946 (output_pic_addr_const): Lowercase @NTPOFF.
2947 (output_addr_const_extra): Likewise.
2948 (output_pic_addr_const): Lowercase @TPOFF.
2949 (output_addr_const_extra): Likewise.
2950 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2951 (*tls_global_dynamic_64): Likewise.
2952 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2953 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2955 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2956 (ASM_OUTPUT_TLS_COMMON): Use it.
2957 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2960 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2961 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2962 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2963 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2964 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2965 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2967 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2969 * config/i386/i386.c (override_options): Don't accept
2970 -mtls-dialect=sun any longer.
2971 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2972 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2973 (*tls_local_dynamic_base_32_sun): Likewise.
2974 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2976 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2979 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2980 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2983 * ira.c (adjust_cleared_regs): New function.
2984 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2988 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2990 * expr.c (expand_expr_real): Restore previous
2991 curr_insn_source_location and curr_insn_block after
2992 expand_expr_real_1 call.
2993 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2994 instead of expand_expr_real_1.
2996 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2998 PR rtl-optimization/43413
2999 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3002 2010-03-22 James E. Wilson <wilson@codesourcery.com>
3005 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3006 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3008 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3010 * config/i386/i386.c (ix86_target_string): Add -mfma.
3011 Fix a typo in comment.
3013 2010-03-22 Mike Stump <mikestump@comcast.net>
3016 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3017 Don't overly align based upon packed packed fields.
3019 2010-03-22 Jason Merrill <jason@redhat.com>
3021 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3022 Use () rather than [], and move before the element type.
3024 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3026 * doc/configfiles.texi (Configuration Files): Removed
3027 fixinc/Makefile*, intl/Makefile.*.
3028 * doc/makefile.texi: Fixed markup. Abstract from version
3029 control system used.
3030 (Makefile): Removed obsolete gcc/java/parse.y example.
3031 * doc/sourcebuild.texi: Likewise.
3032 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3033 libgomp, libssp. Removed fastjar.
3034 (Miscellaneous Docs): Clarify location.
3035 Added COPYING3, COPYING3.LIB.
3036 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3038 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3041 * config/i386/i386.c (x86_function_profiler)
3042 [!NO_PROFILE_COUNTERS]: Fix typo.
3043 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3046 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3047 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3049 * doc/sourcebuild.texi (Test Directives): Split into six
3050 subsections, with most of the current text in new subsections
3051 Directives, Selectors, and Final Actions.
3052 (Directives): Split list of test directives into multiple
3054 (Selectors): Describe use and syntax of selectors.
3055 (Effective-Target Keywords): Describe all existing keywords.
3056 (Add Options): Describe features for dg-add-options.
3057 (Require Support): Describe variants of dg-require-support.
3058 (Final Actions): Describe commands to use in dg-final.
3060 2010-03-22 Michael Matz <matz@suse.de>
3063 * recog.c (validate_replace_rtx_group): Replace also in
3064 REG_EQUAL and REG_EQUIV notes.
3066 2010-03-22 Richard Guenther <rguenther@suse.de>
3068 PR tree-optimization/43390
3069 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3070 sure vector extracts are type correct.
3072 2010-03-22 Richard Guenther <rguenther@suse.de>
3075 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3076 x * sqrt (x) even when optimizing for size if the target
3077 has native support for sqrt.
3079 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3081 * varasm.c (make_decl_rtl_for_debug): Also clear
3082 flag_mudflap for the duration of make_decl_rtl call.
3085 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3086 locs from preserved VALUEs.
3088 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3091 * pa.md (movmemsi): Set align to one if zero.
3092 (movmemdi): Likewise.
3094 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3097 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3098 with their corresponding prologue pushes.
3100 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3103 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3104 at the begining or end.
3105 (spu_expand_epilogue): Likewise.
3107 2010-03-20 Richard Guenther <rguenther@suse.de>
3109 PR rtl-optimization/43438
3110 * combine.c (make_extraction): Properly zero-/sign-extend an
3111 extraction of the low part of a CONST_INT. Also handle
3114 2010-03-19 Mike Stump <mikestump@comcast.net>
3116 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3117 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3118 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3120 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3123 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3126 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3128 PR rtl-optimization/42258
3129 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3130 use that may match DEF.
3133 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3134 the cost of loading the constant rather than assuming
3136 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3137 outer code is AND, do the same tests as the andsi3 expander and
3138 return COSTS_N_INSNS (1) if and is cheap.
3140 * optabs.c (avoid_expensive_constant): Fix formatting.
3142 2010-03-19 Michael Matz <matz@suse.de>
3145 * attribs.c (decl_attributes): When rebuilding a function pointer
3146 type use the same qualifiers as the original pointer type.
3148 2010-03-19 Martin Jambor <mjambor@suse.cz>
3150 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3151 and is_gimple_ip_invariant_address.
3153 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3156 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3158 * config/arm/arm.c (arm_override_options): Turn off
3159 flag_dwarf2_cfi_asm for AAPCS variants.
3161 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3164 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3165 Use PRE_MODIFY instead of PRE_DEC.
3166 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3167 (vfp_emit_fstmd): Likewise.
3169 2010-03-19 Michael Matz <matz@suse.de>
3172 * builtins.c (expand_builtin_interclass_mathfn,
3173 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3176 2010-03-19 Richard Guenther <rguenther@suse.de>
3178 PR tree-optimization/43415
3179 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3180 (phi_translate_1): ... this.
3181 (phi_translate): Move all caching here. Cache all NARY
3182 and REFERENCE translations.
3184 2010-03-19 David S. Miller <davem@davemloft.net>
3186 With help from Eric Botcazou.
3187 * config/sparc/sparc.c: Include dwarf2out.h.
3188 (emit_pic_helper): Delete.
3189 (pic_helper_symbol_name): Delete.
3190 (pic_helper_emitted_p): Delete.
3191 (pic_helper_needed): New.
3192 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3193 (get_pc_thunk_name): New.
3194 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3195 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3196 Set pic_helper_needed to true. Don't call emit_pic_helper.
3197 (sparc_expand_prologue): Update load_pic_register call.
3198 (sparc_output_mi_thunk): Likewise.
3199 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3200 thunk if possible. Output CFI information as needed.
3202 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3203 Jack Howarth <howarth@bromo.med.uc.edu>
3206 * config/i386/i386.h: Fix ABI on darwin x86-32.
3208 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3210 * tree.h: Declare make_decl_rtl_for_debug.
3211 * varasm.c (make_decl_rtl_for_debug): New.
3212 * dwarf2out.c (rtl_for_decl_location): Call it.
3213 * cfgexpand.c (expand_debug_expr): Call it.
3215 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3218 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3222 * var-tracking.c (vt_init_cfa_base): Do nothing if
3223 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3225 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3228 * var-tracking.c (canonicalize_vars_star): New.
3229 (dataflow_post_merge_adjust): Use it.
3231 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3234 * var-tracking.c (non_suitable_const): New function.
3235 (add_uses): For DEBUG_INSNs with constants, don't record any
3236 value, instead just the constant value itself.
3237 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3238 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3239 (emit_notes_in_bb): Likewise.
3240 (emit_note_insn_var_location): For onepart variables if
3241 cur_loc is a VOIDmode constant, use DECL_MODE.
3243 2010-03-18 Martin Jambor <mjambor@suse.cz>
3246 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3247 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3248 all non-clones. Moved call redirection...
3249 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3250 (cgraph_materialize_all_clones): Dispose of all
3251 combined_args_to_skip bitmaps.
3252 (verify_cgraph_node): Do not check for edges pointing to wrong
3253 nodes in inline clones.
3254 * tree-inline.c (copy_bb): Call
3255 cgraph_redirect_edge_call_stmt_to_callee.
3256 * ipa.c (cgraph_remove_unreachable_nodes): Call
3257 cgraph_node_remove_callees even when there are used clones.
3259 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3261 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3263 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3266 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3269 2010-03-18 Michael Matz <matz@suse.de>
3272 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3273 into sqrt(x) if we need to preserve signed zeros.
3275 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3276 Eric Botcazou <ebotcazou@adacore.com>
3278 PR rtl-optimization/43360
3279 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3280 note if we don't know its invariant status.
3282 2010-03-18 Michael Matz <matz@suse.de>
3284 PR tree-optimization/43402
3285 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3286 PHI chains of ssa names registered for update.
3288 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3291 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3292 non-offsettable and pre_modify update addressing.
3293 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3294 and "2" alternatives "#".
3295 (*movdd_softfloat32): Make all alternatives "#";
3296 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3297 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3298 (*movdf_softfloat32): Make all alternatives "#";
3299 (movdi): Use the new DIFD mode iterator to create a common splitter
3300 for movdi, movdf and movdd patterns.
3302 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3304 * common.opt (dumpdir): Remove redundant tab.
3306 2010-03-17 Martin Jambor <mjambor@suse.cz>
3308 PR tree-optimization/43347
3309 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3310 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3312 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3314 PR rtl-optimization/42216
3315 * regrename.c (create_new_chain): New function, broken out from...
3316 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3317 appending a use to an empty chain.
3318 (build_def_use): Remove previous changes that convert OP_INOUT to
3319 OP_OUT operands; instead detect the case where an OP_INOUT operand
3320 uses a previously untracked register and create an empty chain for it.
3322 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3324 * doc/extend.texi (Function Attributes): Rewrite unfinished
3325 sentence in ms_abi documentation.
3327 2010-03-17 Alan Modra <amodra@gmail.com>
3329 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3330 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3331 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3332 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3334 2010-03-16 Richard Henderson <rth@redhat.com>
3337 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3338 (lower_try_finally): Save and restore eh_seq around the expansion
3341 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3343 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3344 statements before splitting block.
3346 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3348 * doc/sourcebuild.texi (Testsuites): Fix markup.
3349 Use pathnames relative to gcc/testsuite.
3350 (Test Directives): Move description of how timeout is determined.
3351 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3352 (C Tests): Correct gcc.misc-tests directory.
3353 Framework tests now live in gcc.test-framework.
3355 2010-03-16 Richard Guenther <rguenther@suse.de>
3358 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3359 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3361 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3362 Alexandre Oliva <aoliva@redhat.com>
3364 PR tree-optimization/42917
3365 * lambda-code.c (remove_iv): Skip debug statements.
3366 (lambda_loopnest_to_gcc_loopnest): Likewise.
3367 (not_interesting_stmt): Debug statements are not interesting.
3369 2010-03-16 Jakub Jelinek <jakub@redhat.com>
3373 * cselib.c (cselib_preserve_constants,
3374 cfa_base_preserved_val): New static variables.
3375 (preserve_only_constants): New function.
3376 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3377 clear its REG_VALUES. If cselib_preserve_constants, don't
3378 empty the whole hash table, but preserve there VALUEs with constants,
3379 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3380 (cselib_preserve_cfa_base_value): New function.
3381 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3382 (cselib_init): Change argument to int bitfield. Set
3383 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3385 (cselib_finish): Clear cselib_preserve_constants and
3386 cfa_base_preserved_val.
3387 * cselib.h (enum cselib_record_what): New enum.
3388 (cselib_init): Change argument to int.
3389 (cselib_preserve_cfa_base_value): New prototype.
3390 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3391 * dse.c (dse_step1): Likewise.
3392 * cfgcleanup.c (thread_jump): Likewise.
3393 * sched-deps.c (sched_analyze): Likewise.
3394 * gcse.c (local_cprop_pass): Likewise.
3395 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3396 If FN is non-NULL, call the callback always and whenever it returns
3397 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
3398 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3399 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3400 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3401 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3402 * var-tracking.c: Include recog.h.
3403 (bb_stack_adjust_offset): Remove.
3404 (vt_stack_adjustments): Don't call it, instead just gather the
3405 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3406 (adjust_stack_reference): Remove.
3407 (compute_cfa_pointer): New function.
3408 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3409 (struct adjust_mem_data): New type.
3410 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3412 (get_address_mode): New function.
3413 (replace_expr_with_values): Use it.
3414 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3415 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
3416 (adjust_sets): Remove.
3417 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3418 Use get_address_mode.
3419 (get_adjusted_src): Remove.
3420 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
3421 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
3422 (add_with_sets): Don't call adjust_sets.
3423 (fp_setter, vt_init_cfa_base): New functions.
3424 (vt_initialize): Change return type to bool. Move most of pool etc.
3425 initialization to the beginning of the function from end. Pass
3426 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3427 If !frame_pointer_needed, call vt_stack_adjustment before mos
3428 vector is filled, call vt_init_cfa_base if argp/framep has been
3429 eliminated to sp. If frame_pointer_needed and argp/framep has
3430 been eliminated to hard frame pointer, set
3431 hard_frame_pointer_adjustment and call vt_init_cfa_base after
3432 encountering fp setter in the prologue. For MO_ADJUST, call
3433 log_op_type before pusing the op into mos vector, not afterwards.
3434 Call adjust_insn before cselib_process_insn/add_with_sets,
3435 call cancel_changes (0) afterwards.
3436 (variable_tracking_main_1): Adjust for vt_initialize calling
3437 vt_stack_adjustments and returning whether it succeeded or not.
3439 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3441 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3444 2010-03-15 Jakub Jelinek <jakub@redhat.com>
3446 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3448 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3449 drap_reg has not been set.
3451 2010-03-15 Michael Matz <matz@suse.de>
3454 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3455 use it to expand block copies.
3456 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3457 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3458 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3460 2010-03-15 Richard Guenther <rguenther@suse.de>
3462 PR tree-optimization/43367
3463 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3466 2010-03-15 Richard Guenther <rguenther@suse.de>
3468 PR tree-optimization/43317
3469 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3471 2010-03-15 Martin Jambor <mjambor@suse.cz>
3473 PR tree-optimization/43141
3474 * tree-sra.c (create_abstract_origin): New function.
3475 (modify_function): Call create_abstract_origin.
3477 2010-03-15 Chris Demetriou <cgd@google.com>
3479 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3482 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3485 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3486 call insert_out_of_ssa_copy for default definitions.
3488 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3490 * graphite-clast-to-gimple.c (my_long_long): Defined.
3491 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3492 * graphite-sese-to-poly.c (my_long_long): Defined.
3493 (scop_ivs_can_be_represented): Use it.
3495 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3497 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3498 graphite-max-bbs-per-function, and loop-block-tile-size.
3499 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3501 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3503 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3505 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3506 forward declaration.
3507 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3508 (add_upper_bounds_from_estimated_nit): New.
3509 (build_loop_iteration_domains): Use it.
3511 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3513 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3515 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3518 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3519 should be an INTEGER_CST. Also handle CASE_CONVERT.
3521 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3523 * graphite.c (graphite_initialize): To bound the number of bbs per
3524 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3525 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3526 * doc/invoke.texi: Document it.
3528 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3530 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3531 * graphite-sese-to-poly.h (build_poly_scop): Same.
3533 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3535 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3536 the number of parameters in the scop. Use as an upper bound
3537 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3538 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3539 * doc/invoke.texi: Document it.
3541 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
3543 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3544 * doc/c-tree.texi: Remove.
3545 * doc/generic.texi: Merge c-tree.texi here.
3546 * doc/gccint.texi (Trees): Remove menu entry.
3547 (c-tree.texi): Remove @include.
3548 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3549 * doc/languages.texi (Reading RTL): Ditto.
3551 2010-03-12 Steve Ellcey <sje@cup.hp.com>
3554 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3556 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3559 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3560 code added to work around reload clobbering CONST insns.
3562 2010-03-12 Jakub Jelinek <jakub@redhat.com>
3564 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3565 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3566 (cselib_preserve_only_values): Remove retain argument, don't
3567 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3568 * cselib.h (cselib_preserve_only_values): Remove retain argument.
3569 * var-tracking.c (micro_operation): Move insn field before union.
3570 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3571 (struct variable_tracking_info_def): Remove n_mos field, change
3572 mos into a vector of micro_operations.
3573 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3574 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3575 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3576 changing into a vector.
3577 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3578 come before all other uops generated by add_stores.
3579 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3581 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3582 a vector. Run just one pass over the bbs instead of separate counting
3583 and computation phase.
3584 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3587 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3588 into *nonlocalized_list vector.
3589 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3590 even if origin is non-NULL.
3591 (gen_variable_die): Likewise.
3592 (process_scope_var): Don't change origin.
3593 (gen_decl_die): Likewise.
3594 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3595 before adding new edges instead of after it, fix moving over
3598 2010-03-11 David S. Miller <davem@davemloft.net>
3600 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3602 * configure: Rebuild.
3604 2010-03-11 Martin Jambor <mjambor@suse.cz>
3606 PR tree-optimization/43257
3607 * tree.c (assign_assembler_name_if_neeeded): New function.
3608 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3610 * tree.h (assign_assembler_name_if_neeeded): Declare.
3611 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3612 the function if needed.
3614 2010-03-11 Chris Demetriou <cgd@google.com>
3616 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3617 include/stdint-gcc.h, and include/stdint.h world-readable.
3619 2010-03-11 Richard Guenther <rguenther@suse.de>
3621 PR tree-optimization/43255
3622 * tree-vrp.c (process_assert_insertions_for): Do not insert
3623 asserts for trivial conditions.
3625 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3627 PR tree-optimization/43280
3628 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3629 generation. Move calculation of size out of the if branch.
3630 (find_bswap): Modify compare number generation.
3632 2010-03-11 Richard Guenther <rguenther@suse.de>
3635 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3636 (input_gimple_stmt): Fixup handled component types during
3637 operand read. Also fix up decls in ADDR_EXPRs.
3639 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3641 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3642 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3644 2010-03-10 Jan Hubicka <jh@suse.cz>
3647 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3648 * varasm.c (get_variable_section): Don't do that here...
3649 (make_decl_rtl): ... and here.
3650 (do_assemble_alias): Produce decl RTL.
3651 (assemble_alias): Likewise.
3653 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3656 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3657 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3659 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3660 (based_loc_descr): Only express drap or vdrap regno based expressions
3661 using DW_OP_fbreg when not optimizing.
3662 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3663 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3664 REG_CFA_SET_VDRAP note.
3666 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3668 PR tree-optimization/43236
3669 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3670 error in calculation of base address in reverse iteration case.
3671 (generate_builtin): Take number of latch executions if the statement
3674 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3677 * tree-eh.c: Include pointer-set.h.
3678 (lower_eh_dispatch): Filter out duplicate case labels and
3679 remove the unneeded edge when the label is unused. Return
3680 true when some edges are removed.
3681 (execute_lower_eh_dispatch): When any lowering resulted in
3682 removing an edge, also delete unreachable blocks.
3684 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3687 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3688 UNSPEC_MACHOPIC_OFFSET.
3690 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3693 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3694 (m68k_delegitimize_address): New function.
3696 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3699 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3702 * var-tracking.c (adjust_sets): New function.
3703 (count_with_sets, add_with_sets): Use it.
3704 (get_adjusted_src): New inline function.
3705 (add_stores): Use it.
3708 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3709 call cselib_dummy_expand_value_rtx_cb instead of
3710 cselib_expand_value_rtx_cb.
3713 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3714 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3715 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3716 and .cfi_endproc around the pic thunks.
3717 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3718 all queued unwind info register saves are saved before the call.
3719 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3720 considered as sp-=4 for unwind info and the pop as sp+=4 which
3721 also clobbers dest, but doesn't actually restore it.
3724 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3725 RTX_FRAME_RELATED_P.
3727 2010-03-09 Jie Zhang <jie@codesourcery.com>
3729 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3730 whitespaces in output template.
3732 2010-03-09 Jie Zhang <jie@codesourcery.com>
3734 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3737 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3739 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3740 builtins.exp in a separate job.
3742 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3744 * graphite-sese-to-poly.c (add_param_constraints): Use
3745 lower_bound_in_type and upper_bound_in_type.
3747 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3749 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3750 instead of unsigned_type_node.
3752 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3753 Reza Yazdani <reza.yazdani@amd.com>
3756 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3757 on pointer type parameters.
3759 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3763 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3764 handle conversions from pointer to integers.
3765 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3766 induction variable, to be able to work with code generated by CLooG.
3767 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3768 (build_poly_scop): Bail out if we cannot codegen a loop.
3770 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3772 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3773 code generation with gloog_error.
3775 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3777 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3778 Call fold_convert on all the returned values.
3779 (expand_scalar_variables_expr): Pass to
3780 expand_scalar_variables_ssa_name the type of the resulting expression.
3782 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3784 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3785 ppl_min_for_le_pointset.
3786 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3787 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3789 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3791 * graphite-dependences.c (map_into_dep_poly): Removed.
3792 (dependence_polyhedron_1): Use combine_context_id_scat.
3794 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3796 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3797 (struct poly_bb): Same.
3798 (combine_context_id_scat): New.
3800 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3803 * sese.c (name_defined_in_loop_p): Return false for default
3806 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3808 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3809 and clean up the logic.
3811 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3813 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3816 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3818 * var-tracking.c (remove_cselib_value_chains): Define only for
3820 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3821 delete_slot_part, emit_notes_for_differences_1): Don't call
3822 remove_cselib_value_chains here.
3823 (set_slot_part, emit_notes_for_differences_2): Don't call
3824 add_cselib_value_chains here.
3825 (preserved_values): New vector.
3826 (preserve_value): New function.
3827 (add_uses, add_stores, vt_add_function_parameters): Use it
3828 instead of cselib_preserve_value.
3829 (changed_values_stack): New vector.
3830 (check_changed_vars_0): New function.
3831 (check_changed_vars_1, check_changed_vars_2): Use it.
3832 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3833 changed_values_stack VALUEs.
3834 (vt_emit_notes): For all preserved_values call
3835 add_cselib_value_chains. If ENABLE_CHECKING call
3836 remove_cselib_value_chains before verifying value_chains is empty.
3837 Initialize and free changed_values_stack.
3838 (vt_initialize): Initialize preserved_values.
3839 (vt_finalize): Free preserved_values.
3841 2010-03-08 Richard Guenther <rguenther@suse.de>
3843 PR tree-optimization/43269
3844 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3847 2010-03-08 Martin Jambor <mjambor@suse.cz>
3849 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3850 (ipa_is_param_called): Removed.
3851 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3852 (ipa_print_node_params): Do not print the called flag.
3853 (ipa_write_node_info): Do not stream the called flag.
3854 (ipa_read_node_info): Likewise.
3856 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3859 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3860 * cselib.c (struct expand_value_data): Add dummy field.
3861 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3863 (cselib_dummy_expand_value_rtx_cb): New function.
3864 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3866 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3867 * var-tracking.c: Include pointer-set.h.
3868 (variable): Change n_var_parts to char from int. Add
3869 cur_loc_changed and in_changed_variables fields.
3870 (variable_canonicalize): Remove.
3871 (shared_var_p): New inline function.
3872 (unshare_variable): Maintain cur_loc_changed and
3873 in_changed_variables fields. If var was in changed_variables,
3874 replace it there with new_var. Just copy cur_loc instead of
3875 resetting it to something else.
3876 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3877 (dataflow_set_union): Don't call variable_canonicalize.
3878 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3879 of their DEBUG_EXPR_TREE_DECLs.
3880 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3881 and in_changed_variables and cur_loc_changed is false.
3882 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3883 and cur_loc_changed. Don't update cur_loc here.
3884 (variable_merge_over_src): Don't call variable_canonicalize.
3885 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3886 removing loc that is equal to cur_loc, clear cur_loc,
3887 set cur_loc_changed and ensure variable_was_changed is called.
3888 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3889 compare pointers in cur_loc check, if it is equal to loc,
3890 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3891 (variable_different_p): Remove compare_current_location argument,
3892 don't compare cur_loc.
3893 (dataflow_set_different_1): Adjust variable_different_p caller.
3894 (variable_was_changed): If dv had some var in changed_variables
3895 already, reset in_changed_variables flag for it and propagate
3896 cur_loc_changed over to the new variable. On empty var
3897 always set cur_loc_changed. Set in_changed_variables on whatever
3898 var is added to changed_variables.
3899 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3900 Use shared_var_p. When removing loc that is equal to cur_loc,
3901 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3902 end, don't set it to something else, just call variable_was_changed.
3903 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3904 loc being removed, clear cur_loc and set cur_loc_changed.
3905 Set cur_loc_changed if all locations have been removed.
3906 (struct expand_loc_callback_data): New type.
3907 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3908 allocated. Always create SUBREGs if simplify_subreg failed.
3909 Prefer to use cur_loc, when that fails and still in
3910 changed_variables (and seen first time) recompute it. Set
3911 cur_loc_changed of variables which had to change cur_loc and
3912 compute elcd->cur_loc_changed if any of the subexpressions used
3913 had to change cur_loc.
3914 (vt_expand_loc): Adjust to pass arguments in
3915 expand_loc_callback_data structure.
3916 (vt_expand_loc_dummy): New function.
3917 (emitted_notes): New variable.
3918 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3919 that weren't used for any other decl in current
3920 emit_notes_for_changes call call vt_expand_loc_dummy to update
3921 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3922 first loc_chain location if NULL before. Always use just
3923 cur_loc instead of first loc_chain location. When cur_loc_changed
3924 is false, when not --enable-checking=rtl just don't emit any note.
3925 When rtl checking, compute the note and assert it is the same
3926 as previous note. Clear cur_loc_changed and in_changed_variables
3927 at the end before removing from changed_variables.
3928 (check_changed_vars_3): New function.
3929 (emit_notes_for_changes): Traverse changed_vars to call
3930 check_changed_vars_3 on each changed var.
3931 (emit_notes_for_differences_1): Clear cur_loc_changed and
3932 in_changed_variables. Recompute cur_loc of new_var.
3933 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3934 (vt_emit_notes): Initialize and destroy emitted_notes.
3936 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3938 PR rtl-optimization/42220
3939 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3940 Use verify_reg_tracked to determine if we should use OP_OUT rather
3942 (build_def_use): If we see an in-out operand for a register that we
3943 know nothing about, treat is an output if possible, fail the block if
3946 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3949 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3952 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3955 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3956 uses of relevant DEFs that are dead outside the loop too.
3958 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3960 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3962 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3964 * var-tracking.c (values_to_unmark): New variable.
3965 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3966 values_to_unmark vector. Moved body to...
3967 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3968 instead queue it into values_to_unmark vector.
3969 (vt_find_locations): Free values_to_unmark vector.
3971 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3973 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3974 (site.exp): Export them when plugins are enabled.
3976 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3979 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3981 (chrec_fold_multiply): Same.
3983 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3986 * c-decl.c (build_compound_literal): Return early if init is
3989 2010-03-04 Martin Jambor <mjambor@suse.cz>
3991 PR tree-optimization/43164
3992 PR tree-optimization/43191
3993 * tree-sra.c (type_consists_of_records_p): Reject records with
3994 zero-size bit-fields at the end.
3996 2010-03-04 Mike Stump <mikestump@comcast.net>
3998 * Makefile.in (TAGS): Remove *.y.
4000 2010-03-04 Richard Guenther <rguenther@suse.de>
4002 PR tree-optimization/40761
4003 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
4005 (my_rev_post_order_compute): New function.
4006 (init_pre): Call it.
4008 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
4011 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
4012 decrease the cost of an IV candidate when the cost is infinite.
4014 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4016 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
4017 Use '3DNow!' for the extension of that name, ensure normal space
4019 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4021 2010-03-03 Jeff Law <law@redhat.com>
4023 * PR middle-end/32693
4024 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
4025 than gen_rtx_SUBREG.
4026 (extract_bit_field_1): Likewise.
4028 2010-03-03 Janis Johnson <janis187@us.ibm.com>
4030 * doc/sourcebuild.texi (Test directives): Document that arguments
4031 include-opts and exclude-opts are now optional for dg-skip-if,
4032 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
4034 2010-03-03 Jason Merrill <jason@redhat.com>
4037 * cgraph.h (varpool_node): Add extra_name field.
4038 * varpool.c (varpool_extra_name_alias): New.
4039 (varpool_assemble_decl): Emit extra name aliases.
4040 (varpool_mark_needed_node): Look past an extra name alias.
4041 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4042 * lto-streamer-in.c (lto_input_tree): Read it.
4043 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4045 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4047 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4048 (sparc*-*-solaris2*): ...this.
4050 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4053 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4054 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4055 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4056 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4059 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4060 fallthrough to default handling, just with want_address 0 instead of 2.
4061 For single element lists, add_AT_loc directly, otherwise create an
4062 artificial variable DIE and stick location list to it.
4065 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4066 (VAL_EXPR_HAS_REVERSE): Define.
4067 (reverse_op): New function.
4068 (add_stores): For reversible operations add an extra MO_VAL_USE.
4070 2010-03-02 Jason Merrill <jason@redhat.com>
4072 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4074 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4076 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4077 (sparc64-*-linux*): Likewise.
4078 (sparc64-*-solaris2*): Include assembler files before linker ones.
4079 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4080 * config/sparc/gas.h: Delete.
4081 * config/sparc/sol2-64.h: Add copyright notice.
4082 * config/sparc/sol2-gas-bi.h: Likewise.
4083 * config/sparc/sol2-gld.h: Likewise.
4084 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4085 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4086 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4087 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4088 (sparc_elf_asm_named_section): Rename into...
4089 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4091 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4093 * config/alpha/alpha.c (override_options): Fix -mtune error message.
4095 2010-03-02 Jeff Law <law@redhat.com>
4098 * reload1.c (rtx_p, substitute_stack): Declare.
4099 (substitute): Record addresses of changed rtxs.
4100 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
4101 Restore the original rtx when complete.
4102 (reload): Free subsitute_stack when complete.
4104 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4106 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4107 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4109 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4110 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4111 Torture Tests): Change from subsection to section.
4113 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4114 Steven Bosscher <steven@gcc.gnu.org>
4116 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4119 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4122 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4123 the assignment from the new induction variable to the assignment
4124 of the value from the original loop PHI function.
4126 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4127 Daniel Jacobowitz <dan@codesourcery.com>
4129 * doc/sourcebuild.texi (Test directives): Clarify options to
4132 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4134 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4135 Disable cfi directives unless GCC and gas agree on using read-only
4136 .eh_frame sections for 64-bit.
4137 * configure: Regenerate.
4139 2010-03-01 Richard Guenther <rguenther@suse.de>
4141 PR tree-optimization/43220
4142 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4143 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4145 2010-03-01 Richard Guenther <rguenther@suse.de>
4146 Martin Jambor <mjambor@suse.cz>
4149 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4150 gimplified parameters.
4152 2010-03-01 Christian Bruel <christian.bruel@st.com>
4154 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4156 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4158 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4160 2010-03-01 Richard Guenther <rguenther@suse.de>
4163 * expr.c (expand_assignment): Use the alias-oracle to tell
4164 if the rhs aliases the result decl.
4166 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4169 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4170 to sol_gt_pch_get_address.
4171 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4172 64-bit, SPARC and x86.
4173 (sol_gt_pch_get_address): New function.
4175 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4177 * toplev.h (inform_n, error_n): Declare.
4178 * diagnostic.c (inform_n, error_n): New function.
4180 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4182 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4183 has no rtl yet when processing local_decls, queue it and recheck
4184 if deferred stack allocation hasn't assigned it rtl.
4186 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4188 * config/sh/sh.c (unspec_bbr_uid): New.
4189 (gen_block_redirect): Use it instead of INSN_UID.
4190 (gen_far_branch): Likewise.
4192 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4194 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4195 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4197 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4199 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4200 (Warning Options): -Wno-conversion-null is valid for
4201 Objective-C++ as well.
4202 * doc/tm.texi (Named Address Spaces): Likewise.
4203 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4204 * doc/tree-ssa.texi (Tree SSA): Likewise.
4206 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4209 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4210 by default. Don't set the default arch for
4211 i[34567]86-*-darwin*|x86_64-*-darwin*.
4213 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4216 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4217 default. Set the default 32bit/64bit archs with $with_arch
4218 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4220 2010-02-27 Richard Guenther <rguenther@suse.de>
4222 PR tree-optimization/43186
4223 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4224 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4225 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4226 unroller iterations.
4228 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4230 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4231 required and i[34567]86-*-* targets don't support 64bit ISA.
4233 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4236 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4239 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4241 * config.gcc: Set the default arch at least to Prescott for
4242 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4243 if SSE math is enabled.
4245 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4247 * diagnostic.c (diagnostic_initialize): Update.
4248 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4250 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4251 (diagnostic_inhibit_notes): New.
4252 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4254 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4257 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4258 * doc/standards.texi: Likewise.
4259 * doc/extend.texi: Likewise.
4260 * doc/trouble.texi: Likewise.
4261 * doc/cppopts.texi: Likewise.
4262 * doc/install.texi: Likewise.
4263 * c.opt (std=c90,std=gnu90): New options.
4264 * c-opts.c (c_common_handle_option): Handle them.
4266 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4269 * c-decl.c (undeclared_variable): Use an informative note.
4271 2010-02-26 Richard Guenther <rguenther@suse.de>
4273 PR tree-optimization/43186
4274 * gimple.h (gimple_fold): Remove.
4275 * gimple.c (gimple_fold): Remove. Inline into single user ...
4276 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4277 Try harder for conditions.
4279 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4282 * function.c (used_types_insert): Don't skip through named pointer
4283 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4284 and it is different from the main variant's type.
4286 2010-02-26 Nick Clifton <nickc@redhat.com>
4288 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4290 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4292 * config.gcc: Support --with-fpmath=sse for x86.
4294 * config/i386/ssemath.h: New.
4296 * doc/install.texi (--with-fpmath=sse): Documented.
4298 2010-02-26 Richard Guenther <rguenther@suse.de>
4300 PR tree-optimization/43188
4301 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4302 vector types of over-aligned element type.
4304 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4307 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4308 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4310 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4312 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4314 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4316 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4317 * var-tracking.c: Include diagnostic.h.
4318 (debug_dv): New function.
4319 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4322 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4323 (add_value_chain, add_value_chains, remove_value_chain,
4324 remove_value_chains): Handle DEBUG_EXPRs.
4325 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4328 * regcprop.c (struct queued_debug_insn_change): New type.
4329 (struct value_data_entry): Add debug_insn_changes field.
4330 (struct value_data): Add n_debug_insn_changes field.
4331 (debug_insn_changes_pool): New variable.
4332 (free_debug_insn_changes, apply_debug_insn_changes,
4333 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4334 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4335 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4337 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4339 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4340 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4341 changes, call cprop_find_used_regs via note_stores.
4342 (copyprop_hardreg_forward): When copying vd from predecessor
4343 which has any queued DEBUG_INSN changes, make sure the pointers are
4344 cleared. At the end call df_analyze and then if there are any
4345 DEBUG_INSN changes queued at the end of some basic block for still
4346 live registers, apply them.
4347 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4349 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4351 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
4354 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
4356 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
4357 targets. Set the default with_cpu/with_arch from arch/cpu.
4358 Allow x86-64 and native for with_cpu/with_arch.
4360 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
4362 * ebitmap.c: Change calls to verify_popcount with calls to
4363 sbitmap_verify_popcount.
4364 (ebitmap_clear_bit): Fixed map->cacheindex test and
4365 map>cache update when bit clearing results in an empty
4368 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4371 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
4372 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
4373 and support both V2DF and V2DI modes.
4374 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
4375 support both V2DF and V2DI modes.
4376 (general): Delete trailing whitespace from a few patterns.
4378 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4379 V2DF/V2DI interleave high/low builtins.
4381 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
4384 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
4385 interleave high/low functions.
4387 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4389 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
4390 #pragma extern_prefix.
4392 2010-02-25 Jakub Jelinek <jakub@redhat.com>
4395 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
4396 BLKmode, assert op0 is a MEM and just adjust its mode.
4399 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
4400 if bitpos isn't multiple of mode's bitsize.
4402 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4404 * c.opt (-ftemplate-depth=): New.
4405 (-ftemplate-depth-): Deprecate.
4406 * optc-gen.awk: Handle -ftemplate-depth=.
4407 * opth-gen.awk: Likewise.
4408 * c-opts.c (c_common_handle_option): Likewise.
4409 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
4411 2010-02-24 Jason Merrill <jason@redhat.com>
4413 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
4415 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4417 * cfg.c (alloc_aux_for_block): Remove inline.
4418 (alloc_aux_for_edge): Likewise.
4420 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4422 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
4424 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4426 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
4427 * config/i386/sol2-gas.h: New file.
4428 * config.gcc (i[34567]86-*-solaris2*): Use it.
4430 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4433 * c-typeck.c (ep_convert_and_check): New.
4434 (build_conditional_expr): Use it.
4435 (build_binary_op): Likewise.
4437 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4439 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
4442 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
4443 bounds even for -O+.
4444 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
4445 expr needs to have DECL_NAME set.
4447 2010-02-24 Nick Clifton <nickc@redhat.com>
4449 * config/mep/mep.c: Include gimple.h.
4450 (mep_function_uses_sp): Delete unused function.
4451 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
4452 parameters. Use unsigned integers to count args. Return a
4453 NULL_RTX instead of an error_mark_node. Toidy up formatting.
4455 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4458 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
4459 greater or equal to nelt instead of 2 * nelt.
4460 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
4463 2010-02-23 Jason Merrill <jason@redhat.com>
4466 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4467 in cfun->local_decls even if they have register types.
4470 * stor-layout.c (place_field): Don't warn about unnecessary
4471 DECL_PACKED if the type is packed.
4473 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4476 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4477 GOTOFF relocs, even when the base reg isn't pic pointer.
4479 2010-02-23 Michael Matz <matz@suse.de>
4482 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4483 (expand_gimple_basic_block): Generate and use debug temps if there
4484 are debug uses left after the last real use of TERed ssa names.
4485 Unlink debug immediate uses when they are expanded.
4487 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4490 * config/i386/i386.c (override_options): Reorganise to provide
4491 better error messages.
4493 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4496 * graphite-scop-detection.c (create_single_exit_edge): Move
4497 the call to find_single_exit_edge to....
4498 (create_sese_edges): ...here. Don't handle multiple edges
4499 exiting the function.
4500 (build_graphite_scops): Don't handle multiple edges
4501 exiting the function.
4503 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4506 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4507 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4509 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4512 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4514 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4517 * c-typeck.c (convert_arguments): Print declaration location.
4518 * c-common.c (validate_nargs): Rename as
4519 builtin_function_validate_nargs.
4520 (check_builtin_function_arguments): Update.
4522 2010-02-22 Richard Guenther <rguenther@suse.de>
4525 * tree-inline.c (declare_return_variable): Use the type of
4526 the call stmt lhs if available.
4528 2010-02-22 Duncan Sands <baldrick@free.fr>
4530 * passes.c (register_pass): Always consider all pass lists when
4531 ref_pass_instance_number is zero.
4533 2010-02-22 Richard Guenther <rguenther@suse.de>
4535 PR tree-optimization/42749
4536 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
4537 parameter. Do arithmetic in the original type.
4538 (update_accumulator_with_ops): Likewise.
4539 (adjust_accumulator_values): Adjust.
4541 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4543 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
4544 (QI to BLKmode splitter): New splitter.
4546 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
4548 * config/i386/i386.c (initial_ix86_tune_features): Turn on
4549 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
4551 2010-02-22 Richard Guenther <rguenther@suse.de>
4553 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
4555 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
4557 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
4558 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
4559 ($(T)crti.o, $(T)crtn.o): Remove rules.
4561 2010-02-21 Tobias Burnus <burnus@net-b.de>
4564 * doc/invoke.texi (-fassociative-math): Document that this
4565 option is automatically enabled for Fortran.
4567 2010-02-20 David S. Miller <davem@davemloft.net>
4569 * configure.ac: Test if linker and assembler properly support
4570 GOTDATA_OP relocations.
4571 * configure: Rebuild.
4572 * config.in: Likewise.
4573 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4574 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4575 (movsi_high_pic): Likewise.
4576 (movdi_lo_sum_pic): Likewise.
4577 (movdi_high_pic): Likewise.
4578 (movsi_pic_gotdata_op): New pattern.
4579 (movdi_pic_gotdata_op): Likewise.
4580 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4581 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4583 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4586 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4587 attribute to ssemul.
4588 (xop_mulv2div2di3_high): Ditto.
4590 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4593 * c.opt (Wconversion-null): New option.
4594 * doc/invoke.texi (Wconversion-null): Document.
4596 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4598 * common.opt (Wlarger-than-): Add Undocumented.
4600 2010-02-19 Mike Stump <mikestump@comcast.net>
4602 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4604 2010-02-19 Jason Merrill <jason@redhat.com>
4607 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4608 * configure: Likewise.
4610 2010-02-20 Alan Modra <amodra@gmail.com>
4613 * cgraph.h (cgraph_make_decl_local): Declare.
4614 * cgraph.c (cgraph_make_decl_local): New function.
4615 (cgraph_make_node_local): Use it.
4616 * cgraphunit.c (cgraph_function_versioning): Likewise.
4617 * ipa.c (function_and_variable_visibility): Likewise.
4619 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4622 * except.c (sjlj_emit_function_enter): Don't call
4623 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4625 * rtl.h (add_reg_br_prob_note): Remove prototype.
4627 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4630 * c-common.c (conversion_warning): Remove widening conversions
4631 before checking the conversion of integers to reals.
4633 2010-02-19 Mike Stump <mikestump@comcast.net>
4636 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4639 * cgraphunit.c (process_function_and_variable_attributes): Check
4640 DECL_PRESERVE_P instead of looking up attribute "used".
4641 * ipa-pure-const.c (check_decl): Likewise.
4642 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4643 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4644 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4645 instead of attribute "used".
4646 * config/sol2-c.c (solaris_pragma_init): Likewise.
4647 (solaris_pragma_fini): Likewise.
4649 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4651 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4652 Use XCNEW instead of xcalloc.
4653 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4654 XNEW instead of xmalloc.
4655 (get_fields): Use XNEWVEC instead of xmalloc.
4658 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4659 populate vars array.
4660 (create_new_general_access): For debug stmts just reset value.
4661 (get_stmt_accesses): For accesses within debug stmts just record them
4662 using add_access_to_acc_sites instead of preventing the peeling or
4663 counting them as accesses.
4666 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4668 2010-02-19 Richard Guenther <rguenther@suse.de>
4670 PR tree-optimization/42916
4671 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4674 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4676 * configure.ac: Replace all uses of changequote in macro arguments
4677 with proper quoting.
4679 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4682 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4684 2010-02-19 Richard Guenther <rguenther@suse.de>
4686 PR tree-optimization/42944
4687 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4688 test for aliasing with errno.
4690 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4693 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4694 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4695 * dojump.c: Include output.h.
4696 (inv): New inline function.
4697 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4698 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4699 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4700 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4701 argument, pass it down to other calls.
4702 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4703 add REG_BR_PROB note to the conditional jump.
4704 * cfgexpand.c (add_reg_br_prob_note): Removed.
4705 (expand_gimple_cond): Don't call it, add the probability
4706 as last argument to jumpif_1/jumpifnot_1.
4707 * Makefile.in (dojump.o): Depend on output.h.
4708 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4710 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4711 * stmt.c (do_jump_if_equal): Likewise.
4712 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4713 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4714 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4716 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4717 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4718 jumpifnot_1 callers.
4719 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4721 (store_expr): Adjust jumpifnot caller.
4722 (store_constructor): Adjust jumpif caller.
4725 * gimplify.c (gimple_boolify): For __builtin_expect call
4726 gimple_boolify also on its first argument.
4728 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4730 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4732 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4733 * configure: Regenerated.
4735 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4737 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4738 lang_hooks.types_compatible_p instead of comptypes.
4740 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4742 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4743 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4744 if __prefer_thumb__ is defined.
4746 2010-02-18 Martin Jambor <mjambor@suse.cz>
4748 PR tree-optimization/43066
4749 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4750 array with zero-sized element type.
4752 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4754 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4755 rtx, allocate struct var_loc_node here and return it to the
4756 caller, and only if it is actually needed.
4757 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4758 move it earlier and return immediately if it returns NULL.
4760 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4762 * config/sparc/gas.h: New file. Restore
4763 TARGET_ASM_NAMED_SECTION to its ELF default.
4764 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4766 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4767 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4768 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4769 after sparc/sysv4.h.
4771 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4773 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4775 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4777 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4778 patterns from predicated pattern.
4780 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4783 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4784 for insn mnemonic suffix.
4786 2010-02-17 Richard Guenther <rguenther@suse.de>
4788 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4791 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4794 * caller-save.c (save_call_clobbered_regs): If BB ends with
4795 a DEBUG_INSN, move any notes in between last real insn and the last
4796 DEBUG_INSN after the last DEBUG_INSN.
4798 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4800 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4801 Fix return type. Fix argument type. Explain meaning of return value.
4803 2010-02-16 Richard Guenther <rguenther@suse.de>
4805 PR tree-optimization/41043
4806 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4807 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4809 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4811 2010-02-16 Ira Rosen <irar@il.ibm.com>
4813 PR tree-optimization/43074
4814 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4815 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4816 vectorizable cycles in hybrid SLP check.
4817 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4819 2010-02-16 Richard Guenther <rguenther@suse.de>
4821 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4822 (true_dependence): If memrefs_conflict_p computes must-alias
4823 trust it. Move TBAA check after offset-based disambiguation.
4824 (canon_true_dependence): Likewise.
4826 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4828 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4829 * doc/invoke.texi: Document it.
4830 * var-tracking.c: Include toplev.h and params.h.
4831 (vt_find_locations): Return bool indicating success. Compute
4832 hash sizes unconditionally. Check new parameter, report.
4833 (variable_tracking_main_1): Check vt_find_locations results and
4834 retry. Renamed from...
4835 (variable_tracking_main): ... this. New wrapper to preserve
4836 flag_var_tracking_assignments.
4837 * Makefile.in (var-tracking.o): Adjust dependencies.
4839 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4840 Jakub Jelinek <jakub@redhat.com>
4843 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4844 if weak_import attribute is present.
4845 * config/darwin.c (machopic_select_section): Likewise.
4847 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4849 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4850 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4851 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4852 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4854 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
4857 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4860 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4861 Rewrite text to refer to the names.
4863 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4865 * config/i386/i386-builtin-types.def
4866 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4867 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4868 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4869 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4870 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4871 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4872 IX86_BUILTIN_VPERMIL2PS256.
4873 (MULTI_ARG_4_DF2_DI_I): Defined.
4874 (MULTI_ARG_4_DF2_DI_I1): Defined.
4875 (MULTI_ARG_4_SF2_SI_I): Defined.
4876 (MULTI_ARG_4_SF2_SI_I1): Defined.
4877 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4878 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4879 __builtin_ia32_vpermil2ps256.
4880 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4881 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4882 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4883 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4884 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4885 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4886 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4887 CODE_FOR_xop_vpermil2v8sf3.
4888 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4889 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4890 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4891 (_mm256_permute2_pd): New.
4892 (_mm_permute2_ps): New.
4893 (_mm256_permute2_ps): New.
4895 2010-02-15 Nick Clifton <nickc@redhat.com>
4897 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
4898 boolean parameters. Use emit_jump_insn when emitting a pop
4899 instruction containing a return insn.
4900 (push): Use 'true' rather than '1' as second parameter to F.
4901 (h8300_expand_prologue): Likewise.
4902 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4903 (h8300_expand_epilogue): Likewise.
4905 2010-02-15 Richard Guenther <rguenther@suse.de>
4908 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4911 2010-02-15 Nick Clifton <nickc@redhat.com>
4913 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4916 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4918 * intl.c (fake_ngettext): New function.
4919 * intl.h (fake_ngettext): Declare.
4920 (ngettext): Define macro.
4921 * collect2.c (notice_translated): New function.
4922 (main): Use notice_translated and ngettext.
4923 * collect2.h (notice_translated): Declare.
4925 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4927 * reorg.c (delete_computation): Comment fixes.
4928 * caller-save.c (setup_save_areas): Idem.
4929 * sel-sched-dump.c (dump_lv_set): Idem.
4932 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4934 * config/s390/s390.c (s390_sched_init): New function.
4935 (TARGET_SCHED_INIT): Target hook defined.
4937 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4938 Jack Howarth <howarth@bromo.med.uc.edu>
4939 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4942 Partial revert of unintended change in fix for PR41605.
4943 * config/darwin.h: Fix typo.
4944 * config/darwin9.h: Same.
4946 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4948 * c-pch.c (pch_init): Clear v.
4950 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4953 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4954 graphite_can_represent_init for MULT_EXPR.
4956 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4960 * graphite-sese-to-poly.c (remove_phi): New.
4961 (translate_scalar_reduction_to_array): Call remove_phi.
4963 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4966 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4967 * graphite-clast-to-gimple.h (gloog): Update declaration.
4968 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4969 * graphite-poly.h (struct poly_bb): Add missing comments.
4970 (struct scop): Add poly_scop_p field.
4972 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4973 * graphite.c (graphite_transform_loops): Build the polyhedral
4974 representation for each scop before code generation.
4975 * sese.c (rename_variables_in_operand): Removed.
4976 (rename_variables_in_expr): Return the renamed expression.
4977 (rename_sese_parameters): New.
4978 * sese.h (rename_sese_parameters): Declared.
4980 2010-02-11 Richard Guenther <rguenther@suse.de>
4982 PR tree-optimization/42998
4983 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4984 POINTER_PLUS_EXPR properly.
4986 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4987 Changpeng Fang <changpeng.fang@amd.com>
4990 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4991 the cost of an IV candidate when the IV is used in a test against zero.
4993 * gcc.dg/tree-ssa/ivopts-3.c: New.
4995 2010-02-11 Richard Guenther <rguenther@suse.de>
4998 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
4999 pointer-vs-decl case by swapping refs. Handle some cases
5000 of pointer-vs-decl disambiguations more conservatively.
5001 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
5002 to false after expanding.
5004 2010-02-11 Richard Guenther <rguenther@suse.de>
5007 * gcc.c (process_command): Handle LTO file@offset case more
5010 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5012 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
5013 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
5015 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
5017 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
5018 if MEM's mode size isn't DWARF2_ADDR_SIZE.
5019 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
5020 Optimize eq/ne comparisons when both arguments are known to be
5022 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
5023 Don't mask operands unnecessarily if they are known to be already
5026 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
5028 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
5031 2010-02-10 Richard Guenther <rguenther@suse.de>
5033 PR tree-optimization/43017
5034 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
5035 for wrapping signed arithmetic.
5037 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5040 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
5041 if no debug info should be emitted for it.
5043 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5045 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5046 note when flag_exceptions is set.
5048 2010-02-10 Duncan Sands <baldrick@free.fr>
5050 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5052 2010-02-10 Richard Guenther <rguenther@suse.de>
5055 * tree.c (get_unwidened): Handle constants.
5056 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5058 2010-02-10 Martin Jambor <mjambor@suse.cz>
5061 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5062 check for variable argument counts independently.
5064 2010-02-10 Christian Bruel <christian.bruel@st.com>
5067 * config/sh/sh.c (find_barrier): Increase length for non delayed
5068 conditional branches.
5070 2010-02-10 Christian Bruel <christian.bruel@st.com>
5072 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5074 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5076 * builtins.c (set_builtin_user_assembler_name): Also handle
5077 ffs if int is smaller than word.
5079 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5082 * ira-conflicts.c (get_dup): Remove.
5083 (process_reg_shuffles): Add new parameter. Use it as an
5084 additional guard for copy generation.
5085 (add_insn_allocno_copies): Rewrite.
5087 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5089 * common.opt (fsched2-use-traces): Preserved for backward
5091 * doc/invoke.texi: Remove the documentation about option
5092 -fsched2-use-traces.
5093 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
5094 flag_sched2_use_traces.
5095 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
5096 the backward compatibility flag section.
5098 2010-02-09 Richard Guenther <rguenther@suse.de>
5100 PR tree-optimization/43008
5101 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5102 make HEAP variables initialized from global memory if they
5103 are not known builtin functions.
5104 (find_func_aliases): Adjust.
5106 2010-02-09 Richard Guenther <rguenther@suse.de>
5108 PR tree-optimization/43000
5109 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5110 arithmetic manually.
5112 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5114 PR tree-optimization/42931
5115 * tree-loop-linear.c (try_interchange_loops): Don't call
5116 double_int_mul if estimated_loop_iterations failed.
5118 2010-02-08 Martin Jambor <mjambor@suse.cz>
5121 * tree-sra.c (build_accesses_from_assign): Do not mark in
5122 should_scalarize_away_bitmap if stmt has volatile ops.
5123 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5126 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5128 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5130 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5132 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5135 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5138 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5140 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5143 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5144 to unknown_dependence.
5145 (graphite_legal_transform_dr): Handle the unknown_dependence.
5146 (graphite_carried_dependence_level_k): Same.
5148 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5150 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5152 2010-02-07 Richard Guenther <rguenther@suse.de>
5155 * expr.c (get_inner_reference): Always initialize *pbitsize.
5157 2010-02-07 Richard Guenther <rguenther@suse.de>
5160 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5161 new ARRAY_REFs on variable size element or minimal index arrays.
5163 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5164 gimple_fold_indirect_ref.
5166 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5169 * arm.c (arm_override_options): Just return if the user has specified
5170 an invalid fpu name.
5172 2010-02-03 Jason Merrill <jason@redhat.com>
5175 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5176 i386_pe_maybe_record_exported_symbol.
5178 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5181 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5182 (pa_delegitimize_address): New function.
5184 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5186 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5187 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5189 2010-02-05 Richard Guenther <rguenther@suse.de>
5192 * lto-streamer-in.c (get_resolution): Deal with references
5193 to undefined functions.
5195 2010-02-05 Richard Guenther <rguenther@suse.de>
5197 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5198 (fold_const_aggregate_ref): Likewise.
5199 (ccp_fold_stmt): Substitute loads.
5200 (maybe_fold_reference): Verify types before substituting.
5202 (fold_gimple_assign): Unshare properly.
5203 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5205 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5207 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5208 for rs6000_gen_cell_microcode.
5210 2010-02-04 Richard Guenther <rguenther@suse.de>
5212 PR rtl-optimization/42952
5213 * dse.c (const_or_frame_p): Remove MEM handling.
5215 2010-02-04 Nick Clifton <nickc@redhat.com>
5217 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5218 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5219 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5220 (mn10300_asm_output_mi_thunk): New function.
5221 (mn10300_can_output_mu_thunk): New function.
5222 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5223 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5224 (FUNCTION_ARG): Delete incorrect comment.
5226 2010-02-03 Jason Merrill <jason@redhat.com>
5229 * fold-const.c (operand_equal_p): Handle erroneous types.
5231 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5233 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5235 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5237 PR rtl-optimization/42941
5238 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5241 2010-02-03 Jason Merrill <jason@redhat.com>
5244 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5246 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5249 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5250 (cselib_reset_table): Renamed from...
5251 (cselib_reset_table_with_next_value): ... this.
5252 (cselib_get_next_uid): Renamed from...
5253 (cselib_get_next_unknown_value): ... this.
5254 * cselib.c (next_uid): Renamed from...
5255 (next_unknown_value): ... this.
5256 (cselib_clear_table): Adjust.
5257 (cselib_reset_table): Adjust. Renamed from...
5258 (cselib_reset_table_with_next_value): ... this.
5259 (cselib_get_next_uid): Adjust. Renamed from...
5260 (cselib_get_next_unknown_value): ... this.
5261 (get_value_hash): Use hash.
5262 (cselib_hash_rtx): Likewise.
5263 (new_cselib_val): Adjust. Set and dump uid.
5264 (cselib_lookup_mem): Pass next_uid as hash.
5265 (cselib_subst_to_values): Likewise.
5266 (cselib_log_lookup): Dump uid.
5267 (cselib_lookup): Pass next_uid as hash. Adjust.
5268 (cselib_process_insn): Adjust.
5269 (cselib_init): Initialize next_uid.
5270 (cselib_finish): Adjust.
5271 (dump_cselib_table): Likewise.
5272 * dse.c (canon_address): Dump value uid.
5273 * print-rtl.c (print_rtx): Print value uid.
5274 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5276 (dv_uid): New function, sort of renamed from...
5277 (dv_htab_hash): ... this, reimplemented in terms of it and...
5278 (dv_uid2hash): ... this. New.
5279 (variable_htab_eq): Drop excess assertions.
5280 (tie_break_pointers): Removed.
5281 (canon_value_cmp): Compare uids.
5282 (variable_post_merge_New_vals): Print uids.
5283 (vt_add_function_parameters): Adjust.
5284 (vt_initialize): Reset table. Adjust.
5286 2010-02-03 Richard Guenther <rguenther@suse.de>
5288 PR tree-optimization/42944
5289 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5290 (call_may_clobber_ref_p_1): Likewise. Properly handle
5291 malloc and calloc clobbering errno.
5293 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5295 * doc/invoke.texi: Fix name of sched1 dump.
5297 * opts.c (decode_options): Set flag_tree_switch_conversion
5298 only conditionally on optimize >= 2.
5300 * gcse.c: Assorted comment fixes in pass description.
5302 2010-02-03 Anthony Green <green@moxielogic.com>
5304 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5305 nop padding in order to maintain alignment of storage location of
5306 target function address.
5307 (moxie_trampoline_init): Store target function address at newly
5309 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5311 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5313 2010-02-03 Richard Guenther <rguenther@suse.de>
5316 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5318 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5320 * config.gcc: Reenable check for obsolete targets.
5321 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5322 mips-sgi-irix6.[0-4]*.
5324 2010-02-02 Nick Clifton <nickc@redhat.com>
5326 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5327 constant size of 4 as being the same as 0.
5328 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5329 can take values in the range 0..4.
5331 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5334 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5335 as _darwin10_Unwind_FindEnclosingFunction().
5336 * libgcc-libsystem.ver: New.
5338 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5341 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5342 implicitly set registers.
5344 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5346 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5347 (arm_override_options): Allow automatic selection of the thread
5348 pointer register if thumb2.
5349 (legitimize_pic_address): Improve code sequences for Thumb2.
5350 (arm_call_tls_get_addr): Likewise.
5351 (legitimize_tls_address): Likewise.
5352 * arm.md (pic_load_addr_arm): Delete. Replace with ...
5353 (pic_load_addr_32bit): ... this. New named pattern.
5354 * thumb2.md (pic_load_addr_thumb2): Delete.
5355 (pic_load_dot_plus_four): Delete.
5356 (tls_load_dot_plus_four): New named pattern.
5358 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5361 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
5362 Document fix for TLS bug.
5364 2010-01-31 Richard Guenther <rguenther@suse.de>
5366 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
5367 conservatively correct.
5369 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5373 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5375 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5377 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5379 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
5381 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
5383 * config.gcc: Adjust order of makefile fragments for mingw targets.
5385 2010-01-31 Richard Guenther <rguenther@suse.de>
5388 * gimplify.c (gimplify_init_constructor): For volatile LHS
5389 initialize a temporary.
5391 2010-01-31 Matthias Klose <doko@ubuntu.com>
5393 * configure.ac: Fix __stack_chk_fail check for cross builds configured
5395 * configure: Regenerate.
5397 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
5399 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5400 the same alias set and their sizes different constantness.
5401 (aliasing_component_refs_p): Revert 2009-10-24 change.
5403 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5405 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
5408 2010-01-29 Richard Guenther <rguenther@suse.de>
5410 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
5411 Assert we successfully updated the call.
5413 2010-01-29 Jakub Jelinek <jakub@redhat.com>
5415 PR rtl-optimization/42889
5416 * df.h (df_set_bb_dirty_nonlr): New prototype.
5417 * df-core.c (df_set_bb_dirty_nonlr): New function.
5418 * df-scan.c (df_insn_rescan): Call it instead of
5419 df_set_bb_dirty for DEBUG_INSNs.
5421 2010-01-29 Richard Guenther <rguenther@suse.de>
5424 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
5425 quadratic behavior in most cases.
5427 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
5430 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5431 in the call to gen_x86_movsicc_0_m1.
5433 2010-01-28 Richard Guenther <rguenther@suse.de>
5435 PR tree-optimization/42871
5436 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
5438 2010-01-28 Richard Guenther <rguenther@suse.de>
5440 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5441 into call arguments.
5443 2010-01-28 Richard Guenther <rguenther@suse.de>
5446 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
5447 the forwarder if the destination is an EH landing pad.
5449 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
5451 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
5452 block list passed to gimple_duplicate_sese_tail.
5453 (parallelize_loops): Avoid parallelization when the function
5455 Avoid parallelization when the preheader is IRREDUCIBLE.
5456 Try to optimize when estimated_loop_iterations_int is unresolved.
5457 Add the loop's location to the dump file.
5458 * tree-cfg.c (add_phi_args_after_redirect): Remove.
5459 (gimple_duplicate_sese_tail): Remove the check for the latch.
5460 Redirect nexits to the exit block.
5461 Remove handling of the incoming edges to the latch.
5462 Redirect the backedge from the copied latch to the exit bb.
5464 2010-01-28 Michael Matz <matz@suse.de>
5467 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5468 Wrap force_reg into a sequence, emit it before user.
5470 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5472 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5474 (arm_legacy_rev): Likewise.
5475 (thumb_legacy_rev): Likewise.
5477 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5479 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5480 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5481 on MEM's address failed, try avoid_constant_pool_reference and
5482 recurse if it returned something different.
5483 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5484 address, try avoid_constant_pool_reference and recurse if it
5485 returned something different.
5486 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5487 address and avoid_constant_pool_reference returned something
5488 different, don't set have_address.
5490 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5493 * var-tracking.c (val_store): Add modified argument, obey it.
5495 (count_uses): Move down logging of main.
5496 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5497 don't need resolution.
5498 (emit_notes_in_bb): Likewise.
5500 2010-01-27 Richard Guenther <rguenther@suse.de>
5503 * tree-inline.c (remap_decl): Delay remapping of SSA name
5504 default definitions until we need them.
5506 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5508 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5509 (rs6000_delegitimize_address): New function.
5511 * config/s390/s390.c (s390_delegitimize_address): Call
5512 delegitimize_mem_from_attrs.
5515 * tree-inline.c (cannot_copy_type_1): Removed.
5516 (copy_forbidden): Don't forbid copying of functions containing
5517 records/unions with variable length fields.
5519 2010-01-27 Christian Bruel <christian.bruel@st.com>
5523 * config/sh/sh.c (find_barrier): Increase length for non delayed
5524 conditional branches.
5526 2010-01-27 Matthias Klose <doko@ubuntu.com>
5528 * configure.ac (gnu-unique-object): Fix ldd version check.
5529 * configure: Regenerate.
5531 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5533 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
5535 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
5536 Test for HAVE_GNU_AS value.
5538 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5540 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
5541 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
5542 INT64_TYPE): Define.
5543 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
5544 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5545 INT_LEAST64_TYPE): Define.
5546 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
5547 UINT_LEAST64_TYPE): Define.
5548 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
5549 INT_FAST64_TYPE): Define.
5550 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5551 UINT_FAST64_TYPE): Define.
5552 (INTMAX_TYPE, UINTMAX_TYPE): Define.
5553 (INTPTR_TYPE, UINTPTR_TYPE): Define.
5554 (SIG_ATOMIC_TYPE): Define.
5556 2010-01-26 Richard Guenther <rguenther@suse.de>
5558 * df-scan.c (df_scan_set_bb_info): Remove assert.
5559 (df_insn_rescan_debug_internal): Merge asserts.
5560 (df_install_ref): Likewise.
5561 (df_mark_reg): Use bitmap_set_range.
5562 (df_hard_reg_used_p): Remove assert.
5563 (df_hard_reg_used_count): Likewise.
5565 2010-01-26 Richard Guenther <rguenther@suse.de>
5567 PR rtl-optimization/42685
5568 * web.c (web_main): Ignore DEBUG_INSNs.
5570 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
5572 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5574 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5575 Fix types of fndecl and arglist parameters.
5577 2010-01-26 Richard Guenther <rguenther@suse.de>
5580 * tree-eh.c (unsplit_eh): Skip debug insns.
5582 2010-01-26 Richard Guenther <rguenther@suse.de>
5584 PR tree-optimization/42250
5585 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5587 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5590 * omp-low.c (expand_omp_sections): Only use single_pred if
5591 l2_bb is single_pred_p.
5593 2010-01-25 Christian Bruel <christian.bruel@st.com>
5596 * config/sh/sh.c (find_barrier): Increase length for non delayed
5597 conditional branches.
5598 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5600 2010-01-24 David S. Miller <davem@davemloft.net>
5602 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5603 define if not using GAS.
5604 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5605 Likewise. Delete SECTION_MERGE code, which is only applicable
5608 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5611 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5612 mangling of va_list in system headers.
5614 2010-01-23 Toon Moene <toon@moene.org>
5616 * tree-predcom.c (combine_chains): Return NULL, not false.
5618 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5620 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5621 initialization of variable res to agree with return type.
5623 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5625 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5626 * tree-sra.c: Add include of expr.h.
5628 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5630 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5631 insert the debug stmt on the single non-EH edge from the stmt.
5633 2010-01-22 Richard Henderson <rth@redhat.com>
5636 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5637 the RHS until after generate_subtree_copies has insertted its
5638 code before the current statement.
5640 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5642 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5644 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5646 2010-01-21 Martin Jambor <mjambor@suse.cz>
5648 PR tree-optimization/42585
5649 * tree-sra.c (struct access): New field grp_total_scalarization.
5650 (dump_access): Dump the new field.
5651 (should_scalarize_away_bitmap): New variable.
5652 (cannot_scalarize_away_bitmap): Likewise.
5653 (sra_initialize): Allocate new bitmaps.
5654 (sra_deinitialize): Free new bitmaps.
5655 (create_access_1): New function.
5656 (create_access): Parts moved to create_access_1.
5657 (type_consists_of_records_p): New function.
5658 (completely_scalarize_record): Likewise.
5659 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5660 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5661 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5663 (analyze_all_variable_accesses): Completely scalarize small eligible
5666 2010-01-21 Martin Jambor <mjambor@suse.cz>
5668 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5670 2010-01-21 Andrew Haley <aph@redhat.com>
5672 * gcc.c (process_command): Move lang_specific_driver before
5673 setting cc_libexec_prefix.
5675 2010-01-21 Richard Guenther <rguenther@suse.de>
5678 * fold-const.c (negate_expr_p): Pretend only negative
5679 real constants are easily negatable.
5681 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5682 Jason Merrill <jason@redhat.com>
5684 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5685 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5686 * calls.c (initialize argument_information): Handle it.
5687 * c-common.c (handle_transparent_union_attribute): Use new name.
5688 * c-decl.c (finish_struct): Ditto.
5689 * c-typeck.c (type_lists_compatible_p): Ditto.
5690 (convert_for_assignment): Use new name and also handle record.
5691 * function.c (aggregate_value_p): Handle it.
5692 (pass_by_reference): Ditto.
5693 (assign_parm_data_types): Ditto.
5694 * print-tree.c (print_node): Ditto.
5695 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5696 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5697 * tree.c (first_field): New fn.
5699 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5702 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5703 even when linking statically, for now.
5705 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5708 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5709 without a cselib val.
5710 (count_uses): Accept MO_VAL_SET with no val on stores.
5711 (add_stores): Likewise.
5713 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5715 * var-tracking.c (check_value_val): Add a compile time assertion.
5716 (dv_is_decl_p): Simplify.
5717 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5718 gcc_assert if ENABLE_CHECKING.
5720 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5723 * var-tracking.c: Include tree-flow.h.
5724 (mem_dies_at_call): New.
5725 (dataflow_set_preserve_mem_locs): Use it.
5726 (dataflow_set_remove_mem_locs): Likewise.
5727 (dump_var): Renamed from dump_variable. Adjust all callers.
5728 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5729 * Makefile.in (var-tracking.o): Adjust deps.
5731 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5733 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5735 2010-01-20 Richard Guenther <rguenther@suse.de>
5737 PR tree-optimization/42717
5738 * tree-ssa-dce.c (get_live_post_dom): Remove.
5739 (forward_edge_to_pdom): Take an arbitrary edge to copy
5740 degenerate PHI args from.
5741 (remove_dead_stmt): Use the first post-dominator even if it
5742 does not contain live statements as redirection destination.
5744 2010-01-20 Richard Guenther <rguenther@suse.de>
5746 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5748 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5750 * sel-sched.c (create_speculation_check): Remove set but not used
5752 (try_transformation_cache): Remove set but not used variable ds.
5753 (calculate_privileged_insns): Remove set but not used variables
5754 cur_insn and min_spec_insn.
5755 (find_best_expr): Remove set but not used variable avail_n.
5756 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5758 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5760 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5761 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5764 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5767 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5768 cpu types. Add support for *-sse3 cpu types.
5769 (x86_64-*-*): Ditto.
5771 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5774 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5775 argument, call initializer_constant_valid_p_1 instead of
5776 initializer_constant_valid_p, pass CACHE to it, return NULL
5777 immediately if first call returns NULL.
5778 (initializer_constant_valid_p_1): New function.
5779 (initializer_constant_valid_p): Use it.
5781 2010-01-20 Thomas Quinot <quinot@adacore.com>
5783 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5785 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5787 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5788 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5789 (loc_list_from_tree): Don't handle unsigned division. Handle
5790 signed modulo using DW_OP_{over,over,div,mul,minus}.
5791 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5792 modulo instead of signed.
5794 2010-01-20 DJ Delorie <dj@redhat.com>
5796 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5798 (h8300_emit_stack_adjustment): Propogate it.
5800 (h8300_expand_prologue): Likewise.
5801 (h8300_expand_epilogue): Likewise.
5803 2010-01-19 Michael Matz <matz@suse.de>
5805 PR tree-optimization/41783
5806 * tree-data-ref.c (toplevel): Include flags.h.
5807 (dump_data_dependence_relation): Also dump the inputs if the
5808 result will be unknown.
5809 (split_constant_offset_1): Look through some conversions.
5810 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5811 the offset from last element is too large.
5812 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5813 (reassociate_to_the_same_stmt): Handle vector registers.
5814 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5816 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5817 wide_prolog_niters argument, emit widening instructions.
5818 (vect_do_peeling_for_alignment): Adjust caller, use widened
5819 variant of the iteration cound.
5820 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5822 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5825 * config/arm/neon-testgen.m (emit_automatics): New parameter
5826 features. Adjust for Fixed_return_reg feature.
5827 (test_intrinsic): Call emit_automatics with new feature.
5828 * config/arm/neon.ml: Update copyright years.
5829 (features): New Fixed_return_reg feature.
5830 (ops): Update feature for Vget_low.
5832 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5834 PR tree-optimization/42719
5835 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5839 * fwprop.c (all_uses_available_at): Return false if def_set dest
5840 is a REG that is used in def_insn.
5842 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5844 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5846 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5849 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5851 * target.h (struct gcc_target) <secondary_reload>: Change type
5852 of last argument to secondary_reload_info *.
5854 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5857 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5858 memory references with unaligned offsets. Remove CQImode handling.
5859 (unaligned_memory_operand): Return 1 for memory references with
5860 unaligned offsets. Remove CQImode handling.
5862 2010-01-18 Richard Guenther <rguenther@suse.de>
5865 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5868 2010-01-18 Richard Guenther <rguenther@suse.de>
5870 PR tree-optimization/42781
5871 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5872 restrict processing only if the original variable was artificial.
5874 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5876 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5877 find number of popped argument bytes.
5879 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5880 Fix the text that describes the return value for invalid insns.
5882 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5884 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5885 Clarify what 'cost of the -dependence' is. Fix quoting.
5887 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5888 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5890 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5892 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5893 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5895 2010-01-17 Richard Guenther <rguenther@suse.de>
5898 * function.c (split_complex_args): Take a VEC to modify.
5899 (assign_parms_augmented_arg_list): Build a VEC instead of
5900 a chain of PARM_DECLs.
5901 (assign_parms_unsplit_complex): Take a VEC of arguments.
5902 Do not fixup unmodified parms.
5903 (assign_parms): Deal with the VEC.
5904 (gimplify_parameters): Likewise.
5906 2010-01-17 Richard Guenther <rguenther@suse.de>
5908 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5909 node existence check.
5910 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5911 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5912 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5913 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5914 (gimple_execute_on_growing_pred): Likewise.
5916 2010-01-17 Richard Guenther <rguenther@suse.de>
5918 PR tree-optimization/42773
5919 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5920 (compute_antic_aux): Likewise.
5921 (compute_partial_antic_aux): Likewise.
5923 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5926 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5929 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5931 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5934 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5935 Fix markup for strict argument.
5937 (TARGET_SCHED_REORDER2): Fix argument types.
5939 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5940 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5942 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5943 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5945 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5948 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5949 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5950 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5951 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5952 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5954 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5956 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5958 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5959 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
5961 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5963 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5966 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5968 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5969 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5971 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5973 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5975 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
5976 referring to it. Fix language.
5978 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
5980 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
5982 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
5984 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
5986 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
5987 '@var{stream}. Remove stray 'and'.
5989 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5991 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5993 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
5995 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5996 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
5998 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
5999 Fix description of return value.
6000 Rename argument "sz" to "len."
6002 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
6003 Clarify meaning of 'true' return value.
6005 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
6007 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
6008 rep_mode versus mode_rep.
6010 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
6012 (TARGET_BUILTIN_DECL): Fix name.
6014 (TARGET_COMMUTATIVE_P): Fix type of first argument.
6016 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
6018 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
6020 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
6022 (TARGET_RELAXED_ORDERING): Use @deftypevr.
6024 (TARGET_GET_DRAP_RTX): Note that this is a hook.
6027 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
6028 Rename argument tm_fn to md_fn.
6030 (TARGET_OPTION_PRINT): Fix argument list.
6032 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
6035 * config/i386/i386.c (ix86_fixup_binary_operands):
6036 Revert FMA4 fixup of operands.
6038 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6041 * Makefile.in (write_entries_to_file, install-plugin):
6042 Use \012 instead of \n with tr.
6044 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6046 * configure.ac (HAVE_AS_REF): New C macro.
6047 * configure: Regenerate.
6048 * config.in: Likewise.
6049 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6051 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6054 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6056 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6058 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6060 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6062 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6064 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6066 (TARGET_BINDS_LOCAL_P): Fix argument type.
6068 (TARGET_ASM_FILE_END): Use prototype.
6070 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6072 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6074 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6076 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6078 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6079 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6081 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6082 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6084 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6085 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6086 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6087 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6089 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6091 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6093 (TARGET_INIT_BUILTINS): Use prototype.
6095 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6096 Put 'const char *' in braces. Fix parameter types.
6097 (TARGET_INVALID_CONVERSION): Fix parameter types.
6098 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
6099 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
6101 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
6104 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6106 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6108 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6110 * doc/tm.texi (TARGET_HELP): Fix return type.
6112 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6113 in braces. Fix argument types.
6115 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6117 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6119 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6121 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6122 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6124 (TARGET_MANGLE_TYPE): Fix argument types.
6126 (TARGET_IRA_COVER_CLASSES): Use prototype.
6128 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6130 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6132 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6134 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6136 (TARGET_CALLEE_COPIES): Fix argument types.
6138 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6140 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6142 (TARGET_FUNCTION_VALUE): Fix argument types.
6144 (TARGET_RETURN_IN_MSB): Fix argument type.
6146 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6148 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6150 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6152 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6153 agree with return type.
6155 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6157 2010-01-15 Jing Yu <jingyu@google.com>
6159 PR rtl-optimization/42691
6160 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6161 a pseudo to a constant and are merged, and adjust comments.
6163 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6165 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6167 2010-01-15 Richard Guenther <rguenther@suse.de>
6170 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6171 labels of computed or non-local gotos to the destination.
6172 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6173 landing pad label is the first label.
6175 2010-01-15 Richard Guenther <rguenther@suse.de>
6177 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6179 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6182 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6183 to allow generation of the xssqrtdp instruction on power7.
6184 (sqrtdf2_fpr): Ditto.
6186 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6189 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6190 functions with noreturn attribute.
6193 * varasm.c (declare_weak): Add weak attribute to decl if it
6194 doesn't have one already.
6195 (assemble_external): Only add decls to weak_decls if they also
6196 have weak attribute.
6198 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6200 * var-tracking.c (var_reg_delete): Don't delete the association
6201 between REGs and values or one-part variables if the register
6204 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6207 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6208 because its first operand is a non-localized variable.
6210 2010-01-14 Martin Jambor <mjambor@suse.cz>
6212 PR tree-optimization/42706
6213 * tree-sra.c (encountered_recursive_call): New variable.
6214 (encountered_unchangable_recursive_call): Likewise.
6215 (sra_initialize): Initialize both new variables.
6216 (callsite_has_enough_arguments_p): New function.
6217 (scan_function): Call decl and flags check only for IPA-SRA, check
6218 whether there is a recursive call and whether it has enough arguments.
6219 (all_callers_have_enough_arguments_p): New function.
6220 (convert_callers): Look for recursive calls only when
6221 encountered_recursive_call is set.
6222 (ipa_early_sra): Bail out either if
6223 !all_callers_have_enough_arguments_p or
6224 encountered_unchangable_recursive_call.
6226 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6228 * sel-sched.c: Add 2010 to copyright years.
6229 * sel-sched-ir.c: Likewise.
6230 * sel-sched-ir.h: Likewise.
6232 2010-01-14 Martin Jambor <mjambor@suse.cz>
6234 PR tree-optimization/42714
6235 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6236 constructors specially.
6238 2010-01-14 Andi Kleen <ak@linux.intel.com>
6240 * config/i386/drivers-i386.c (detect_caches_intel):
6241 Add l2sizekb parameter and fill in.
6242 (host_detect_local_cpu): Add l2sizekb, fill in.
6243 Add Atom small cache heuristic.
6245 2010-01-14 Andi Kleen <ak@linux.intel.com>
6247 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6248 Add level3 parameter and fill in.
6249 (detect_caches_intel): Handle level3 cache.
6251 2010-01-14 Andi Kleen <ak@linux.intel.com>
6253 * config/i386/drivers-i386.c (host_detect_local_cpu):
6254 Fix core duo detection.
6256 2010-01-14 Andi Kleen <ak@linux.intel.com>
6258 * config/i386/drivers-i386.c (host_detect_local_cpu):
6261 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6263 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6264 (rs6000_variable_issue_1): this. Use...
6265 (rs6000_variable_issue): here. Reimplement. Print debug info.
6267 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6269 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6270 sel_restore_notes. Update all callers. Call reemit_notes
6273 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6275 PR rtl-optimization/42246
6276 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6279 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6281 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6282 all successors is the same as number of successors in current region.
6284 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6286 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6287 to rename is not separable. Otherwise check that its LHS is not NULL.
6289 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6291 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6293 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6295 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6296 available registers when failed to discover LHS register class.
6297 Fix indentation. Update comment.
6299 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6300 Alexander Monakov <amonakov@ispras.ru>
6302 PR rtl-optimization/42389
6303 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6305 (advance_state_on_fence): Likewise.
6306 (sel_target_adjust_priority): Print debug output only when
6307 sched_verbose >= 4, not 2.
6308 (get_expr_cost): Do not issue all unique insns on the next cycle.
6309 (fill_insns): Initialize can_issue_more from the value saved
6311 * sel-sched-ir.c (flist_add): New parameter issue_more.
6312 Init FENCE_ISSUE_MORE with it.
6313 (merge_fences): Likewise.
6314 (init_fences): Update call to flist_add.
6315 (add_to_fences, add_clean_fence_to_fences)
6316 (add_dirty_fence_to_fences): Likewise.
6317 (move_fence_to_fences): Update call to merge_fences.
6318 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6320 * sel-sched-ir.h (struct _fence): New field issue_more.
6321 (FENCE_ISSUE_MORE): New accessor macro.
6323 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6325 PR rtl-optimization/42388
6326 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6327 that have no predecessors nor successors. Do not call move_bb_info
6328 for empty blocks outside of current region.
6330 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6332 PR rtl-optimization/42294
6333 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6334 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6335 originators' originators.
6337 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6339 PR rtl-optimization/39453
6340 PR rtl-optimization/42246
6341 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6343 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6345 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6346 Alexander Monakov <amonakov@ispras.ru>
6349 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6350 (maybe_tidy_empty_bb): ... here. Make static. Add new
6351 argument. Update all callers.
6352 (tidy_control_flow): ... and here. Recompute topological order
6353 of basic blocks in region if necessary.
6354 (sel_redirect_edge_and_branch): Change return type. Return true
6355 if topological order might have been invalidated.
6356 (purge_empty_blocks): Export and move from...
6357 * sel-sched.c (purge_empty_blocks): ... here.
6358 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
6359 (maybe_tidy_empty_bb): Delete prototype.
6360 (purge_empty_blocks): Declare.
6362 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6364 PR rtl-optimization/42249
6365 * sel-sched.c (try_replace_dest_reg): When chosen register
6366 and original register is the same, do not bail out early, but
6367 still check all original insns for validity of replacing destination
6368 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
6371 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6374 Port from no-undefined-overflow branch:
6375 2009-03-09 Richard Guenther <rguenther@suse.de>
6377 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
6379 2010-01-14 Richard Guenther <rguenther@suse.de>
6382 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
6384 2010-01-14 Ira Rosen <irar@il.ibm.com>
6386 PR tree-optimization/42709
6387 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
6388 as scalar type in creation of constant vector operand.
6390 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6393 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
6394 (check-parallel-%): Match `testsuite' directory component only
6397 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
6399 PR translation/39521
6400 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
6403 2010-01-13 Richard Guenther <rguenther@suse.de>
6405 PR tree-optimization/42730
6406 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
6409 2010-01-13 Steve Ellcey <sje@cup.hp.com>
6412 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
6413 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
6416 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
6418 * config/bfin/libgcc-bfin.ver: Regenerate based on current
6419 libgcc-std.ver. Add entries for ___smulsi3_highpart and
6420 ___umulsi3_highpart.
6422 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
6423 rather than schedule_insns if the pass is enabled.
6425 2010-01-13 Martin Jambor <mjambor@suse.cz>
6427 PR tree-optimization/42704
6428 * tree-sra.c (sra_modify_assign): Do not delete assignments to
6431 2010-01-13 Martin Jambor <mjambor@suse.cz>
6433 PR tree-optimization/42703
6434 * tree-sra.c (analyze_access_subtree): Check that we can build a
6435 reference to the original data within the aggregate.
6437 2010-01-13 Richard Guenther <rguenther@suse.de>
6439 PR tree-optimization/42705
6440 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6442 2010-01-13 Richard Guenther <rguenther@suse.de>
6445 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
6447 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6450 * var-tracking.c (values_to_unmark): New variable.
6451 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6452 values_to_unmark vector. Moved body to...
6453 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6454 instead queue it into values_to_unmark vector.
6455 (vt_find_locations): Free values_to_unmark vector.
6457 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
6459 * config/s390/s390.c (override_options): Set
6460 default of max-pending-list-length to 256
6462 2010-01-13 Richard Guenther <rguenther@suse.de>
6465 * tree-pass.h (PROP_gimple_lcx): New.
6466 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6467 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6468 before the final cleanup_eh.
6469 (dump_properties): Dump PROP_gimple_lcx.
6470 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6471 (tree_lower_complex_O0): Remove.
6472 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6473 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6474 tree_lower_complex, schedule TODO_update_ssa.
6475 * lto-streamer-out.c (output_function): Stream the functions
6477 * lto-streamer-in.c (input_function): Likewise.
6478 (lto_read_body): Do not override them here.
6480 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6483 * c-typeck.c (build_c_cast): Fold value cast to union type before
6484 wrapping it in a CONSTRUCTOR.
6486 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6488 PR rtl-optimization/42699
6489 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6492 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6494 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6495 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6496 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6497 SUBTARGET_WARN_UNUSED_SPEC): ... here
6498 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6500 2010-01-12 Julian Brown <julian@codesourcery.com>
6502 * config/arm/neon-schedgen.ml (Utils): Don't try to
6503 open missing module.
6504 (find_with_result): New.
6506 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6509 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6510 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6512 PR tree-optimization/42645
6513 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6514 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6515 decl_map, set processing_debug_stmt to -1 and return name without
6518 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6520 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6521 binutils version, and reword target configuration description.
6523 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6525 * config/avr/avr.h (LINKER_NAME): Remove.
6527 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6530 * config/rs6000/rs6000.c (rs6000_override_options): On targets
6531 that support VSX, warn for -mno-altivec if vsx is not disabled,
6534 2010-01-11 Joseph Myers <joseph@codesourcery.com>
6535 Shujing Zhao <pearly.zhao@oracle.com>
6537 PR translation/42469
6538 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
6539 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
6540 character between option name and help text.
6541 * c.opt (imultilib): Likewise.
6543 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
6545 * lto-streamer-out.c (output_unreferenced_globals): Output static
6548 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
6550 PR rtl-optimization/42621
6551 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
6552 optimizing for size.
6553 (duplicate_computed_gotos): Remove now-redundant check.
6555 2010-01-10 Steve Ellcey <sje@cup.hp.com>
6558 * configure.ac: Save and restore LDFLAGS and LIBS
6559 * configure: Regenerate.
6561 2010-01-10 Richard Guenther <rguenther@suse.de>
6564 * builtins.c (fold_builtin_strlen): Add type argument and
6565 convert the resulting length to it.
6566 (fold_builtin_1): Adjust.
6568 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6570 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
6571 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6573 (num_insns_constant_wide): Adjust for that change.
6575 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6578 * web.c (union_defs): Add used argument, to combine uses of
6580 (entry_register): Adjust type and tests of used argument.
6581 (web_main): Widen used for new use. Pass it to union_defs.
6582 * df.h (union_defs): Adjust prototype.
6584 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6587 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6588 uses in new incoming argument. Free body.
6589 (reset_debug_uses_in_loop): New.
6590 (analyze_insn_to_expand_var): Call the latter if the former found
6591 anything. Fix whitespace. Reject invalid dest overlaps before
6592 going through all insns in the loop.
6594 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6597 * haifa-sched.c (dying_use_p): Debug insns don't count.
6599 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6602 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6603 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6604 (verify_gimple_call): Reject LHS in noreturn calls.
6606 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6610 * tree-vect-loop-manip.c (adjust_info): New type.
6611 (adjust_vec): New pointer to vector.
6612 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6613 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6614 (slpeel_update_phis_for_duplicate_loop): Use them.
6615 (slpeel_update_phi_nodes_for_guard1): Likewise.
6616 (slpeel_update_phi_nodes_for_guard2): Likewise.
6617 (slpeel_tree_peel_loop_to_edge): Likewise.
6618 (vect_update_ivs_after_vectorizer): Likewise.
6620 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6622 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6623 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6625 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6627 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6628 bogus uninitialized warning.
6630 2010-01-09 Richard Guenther <rguenther@suse.de>
6633 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6634 the evolution is compatible with the initial condition.
6636 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6638 * gcc.c (process_command): Update copyright notice dates.
6639 * gcov.c (print_version): Likewise.
6640 * gcov-dump.c (print_version): Likewise.
6641 * mips-tfile.c (main): Likewise.
6642 * mips-tdump.c (main): Likewise.
6644 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6647 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6649 (rotlhi3_8): Delete.
6651 (rotlsi3_8): Delete.
6652 (rotlsi3_16): Delete.
6653 (rotlsi3_24): Delete.
6655 (*rotw<mode>3): New.
6656 (*rotb<mode>3): New.
6657 * config/avr/avr.c (avr_rotate_bytes): New function.
6658 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6660 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6663 * configure.ac: Modify -rdynamic check.
6664 * configure: Regenerate.
6666 2010-01-08 DJ Delorie <dj@redhat.com>
6668 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6669 register popping order.
6671 2010-01-08 Richard Guenther <rguenther@suse.de>
6674 * c.opt (fsigned-char): Also let LTO handle this option.
6675 (funsigned-char): Likewise.
6677 2010-01-07 Richard Guenther <rguenther@suse.de>
6679 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6680 (gimple_op): Likewise.
6681 (gimple_op_ptr): Likewise.
6682 (gimple_assign_set_lhs): Remove gcc_assert.
6683 (gimple_assign_set_rhs1): Likewise.
6684 (gimple_assign_set_rhs2): Likewise.
6685 (gimple_call_set_lhs): Likewise.
6686 (gimple_call_set_fn): Likewise.
6687 (gimple_call_set_fndecl): Likewise.
6688 (gimple_call_fndecl): Likewise.
6689 (gimple_call_return_type): Likewise.
6690 (gimple_call_set_chain): Likewise.
6691 (gimple_call_num_args): Likewise.
6692 (gimple_call_set_arg): Likewise.
6693 (gimple_cond_set_code): Likewise.
6694 (gimple_cond_set_lhs): Likewise.
6695 (gimple_cond_set_rhs): Likewise.
6696 (gimple_cond_set_true_label): Likewise.
6697 (gimple_cond_set_false_label): Likewise.
6698 (gimple_label_set_label): Likewise.
6699 (gimple_goto_set_dest): Likewise.
6700 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6701 (gimple_debug_bind_get_value): Likewise.
6702 (gimple_debug_bind_get_value_ptr): Likewise.
6703 (gimple_debug_bind_set_var): Likewise.
6704 (gimple_debug_bind_set_value): Likewise.
6705 (gimple_debug_bind_reset_value): Likewise.
6706 (gimple_debug_bind_has_value_p): Likewise.
6707 (gimple_return_retval_ptr): Remove gcc_assert.
6708 (gimple_return_retval): Likewise.
6709 (gimple_return_set_retval): Likewise.
6710 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6711 (safe_referenced_var_iterator): Remove.
6712 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6713 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6714 (fill_referenced_var_vec): Remove.
6715 (first_readonly_imm_use): Remove redundant gcc_assert.
6716 (phi_arg_index_from_use): Combine gcc_asserts.
6717 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6718 (first_imm_use_stmt): Remove redundant gcc_assert.
6719 * tree-cfg.c (verify_gimple_call): Verify function and chain
6720 operands. Verify arguments.
6721 (verify_types_in_gimple_stmt): Verify condition code and labels.
6723 2010-01-07 Richard Guenther <rguenther@suse.de>
6725 PR tree-optimization/42641
6726 * sese.c (rename_map_elt_info): Use the SSA name version, do
6729 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6731 PR tree-optimization/42625
6732 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6733 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6735 2010-01-07 Duncan Sands <baldrick@free.fr>
6737 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6739 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6742 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6743 note itself is not function_invariant_p.
6745 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6747 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6748 Do not add the DF_NOTE problem.
6749 * store-motion.c (execute_rtl_store_motion): Likewise.
6751 2010-01-07 Martin Jambor <mjambor@suse.cz>
6753 PR tree-optimization/42157
6754 * tree-sra.c (compare_access_positions): Stabilize sort if both
6755 accesses have integer types, return zero immediately if they are the
6758 2010-01-06 Richard Henderson <rth@redhat.com>
6761 * haifa-sched.c (add_to_note_list): Merge into ...
6762 (concat_note_lists): ... here, and ...
6763 (unlink_other_notes, rm_other_notes): Merge into...
6764 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6765 NOTE_INSN_EPILOGUE_BEG.
6767 2010-01-06 Richard Guenther <rguenther@suse.de>
6769 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6770 not inline regular functions into always-inline functions.
6772 2010-01-06 Nick Clifton <nickc@redhat.com>
6774 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6775 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6777 (OVERRIDE_OPTIONS): Delete.
6778 (OPTIMIZATION_OPTIONS): Define.
6779 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6780 * config/rx/rx.c (rx_handle_option): Issue an error message if
6781 -mcpu=rx200 and -fpu are used together.
6782 (rx_set_optimization_options): New function. Issue an error
6783 message if an optimization attribute attempts to reset the FPU/
6784 math optimization pairing.
6785 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6786 * config/rx/rx.opt: Set the default to 32-bit doubles.
6787 * config/rx/t-rx: Add multilibs for -nofpu option.
6788 * doc/invoke.texi: Update documentation of RX options.
6790 2010-01-06 Richard Guenther <rguenther@suse.de>
6792 * tree-ssa-pre.c (name_to_id): New global.
6793 (alloc_expression_id): Simplify SSA name handling.
6794 (lookup_expression_id): Likewise.
6795 (init_pre): Zero name_to_id.
6796 (fini_pre): Free it.
6798 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6800 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6802 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6805 * config/i386/sse.md (smaxv2di3): New.
6806 (umaxv2di3): Likewise.
6807 (sminv2di3): Likewise.
6808 (uminv2di3): Likewise.
6810 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6813 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6814 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6815 (legitimize_tls_address): Likewise.
6816 (sparc_tls_referenced_p): Likewise.
6817 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6818 and adjust calls to legitimize_pic_address.
6819 (legitimate_constant_p) Use sparc_tls_referenced_p.
6820 (legitimate_pic_operand_p): Likewise.
6821 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6822 (sparc_tls_symbol_ref_1): Delete.
6823 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6824 (legitimize_tls_address): Make static, handle CONST patterns.
6825 (legitimize_pic_address): Make static, remove unused parameter and
6826 adjust recursive calls.
6827 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6828 and adjust call to legitimize_pic_address.
6829 (sparc_output_mi_thunk): Likewise.
6831 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6832 H.J. Lu <hongjiu.lu@intel.com>
6835 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6836 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6837 operands to make them signed.
6840 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6843 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6844 GTU to GT for V4SI and V2DI.
6846 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6847 (umin<mode>3): Removed.
6849 (uminv4si3): Likewise.
6851 2010-01-05 Martin Jambor <mjambor@suse.cz>
6853 PR tree-optimization/42462
6854 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6855 current_function_decl to helper functions and macros.
6857 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6860 * flags.h: Don't include real.h.
6861 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6862 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6863 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6864 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6865 * dominance.c: Update copyright.
6866 * gimple.c (walk_gimple_op): Remove inline.
6867 * tree-ssa-reassoc.c: Include real.h.
6868 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6869 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6871 2010-01-05 Nick Clifton <nickc@redhat.com>
6873 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6874 register to push into the stack frame when the accumulator has to
6875 be saved during interrupts.
6877 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6879 * doc/invoke.texi: Remove the documentation about option
6881 * common.opt (Wunreachable-code): Preserved for backward
6883 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6884 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6885 the backward compatibility flag section.
6887 2010-01-05 Richard Guenther <rguenther@suse.de>
6889 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6891 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6894 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6896 PR tree-optimization/42508
6897 * tree-sra.c (convert_callers): Check for recursive call
6898 by comparing cgraph nodes instead of decls.
6899 (modify_function): Call ipa_modify_formal_parameters also
6900 on all same_body aliases.
6902 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6903 cgraph nodes when checking for same_body aliases.
6905 2010-01-05 Richard Guenther <rguenther@suse.de>
6907 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6908 allocation and lookup.
6909 (get_or_alloc_expr_for_constant): Likewise.
6910 (phi_translate): Sink allocation.
6912 2010-01-04 Richard Guenther <rguenther@suse.de>
6914 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6915 a new entry only if needed.
6916 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6917 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6919 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6921 (phi_translate): Handle CONSTANTs early.
6923 2010-01-04 Martin Jambor <mjambor@suse.cz>
6925 PR tree-optimization/42398
6926 * tree-sra.c (struct access): Removed flag grp_different_types.
6927 (dump_access): Do not dump the removed flag.
6928 (sort_and_splice_var_accesses): Do not set the removed flag.
6929 (sra_modify_expr): Check for type compatibility directly.
6931 2010-01-04 Martin Jambor <mjambor@suse.cz>
6933 PR tree-optimization/42366
6934 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6935 edges with variable number of parameters.
6936 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6937 flag instead of asserting it.
6938 (ipa_read_node_info): Read uses_analysis_done flag.
6940 2010-01-04 Richard Guenther <rguenther@suse.de>
6942 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6943 iterative_hash_* as intended.
6944 (vn_reference_compute_hash): Likewise. Simplify hashing
6946 (vn_reference_lookup_2): Likewise.
6947 (vn_nary_op_compute_hash): Likewise.
6948 (vn_phi_compute_hash): Likewise.
6949 (expressions_equal_p): Remove strange code.
6950 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6951 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6952 (bitmap_insert_into_set_1): Take value-id as parameter.
6953 (add_to_value): Pass it.
6954 (bitmap_insert_into_set): Likewise.
6955 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6957 2010-01-04 Jakub Jelinek <jakub@redhat.com>
6960 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
6961 (do_self_spec): For switches with SWITCH_IGNORE set set also
6962 SWITCH_IGNORE_PERMANENTLY.
6963 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6966 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6968 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6969 tree of an unreferenced global var.
6971 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6974 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6975 GTU to GT for V4SI and V2DI.
6977 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6978 (umin<mode>3): Removed.
6980 (uminv4si3): Likewise.
6982 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6985 * collect2.c (main): Turn on trace in collect2 if -v is passed
6988 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6990 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6991 description of expression operand.
6993 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
6995 * configure.ac: Add install-html to target_list for Make-hooks.
6996 * configure: Regenerate.
6997 * fortran/Make-lang.in (F95_HTMLFILES): New.
6998 (fortran.html): Use it.
6999 (fortran.install-html): New.
7000 * Makefile.in (install-html): Add lang.install-html.
7001 * java/Make-lang.in (JAVA_HTMLFILES): New.
7002 (java.html): Use it.
7003 (java.install-html): New.
7004 * objc/Make-lang.in (objc.install-html): New.
7005 * objcp/Make-lang.in (obj-c++.install-html): New.
7006 * cp/Make-lang.in (c++.install-html): New.
7007 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
7008 * lto/Make-lang.in (lto.install-html): New.
7010 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7013 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
7015 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
7017 PR rtl-optimization/41862
7018 * store-motion.c (store_killed_in_insn, compute_store_table,
7019 remove_reachable_equiv_notes, replace_store_insn,
7020 build_store_vectors): Ignore all DEBUG_INSNs.
7022 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7025 * common.opt: Add dumpdir.
7027 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
7029 (option_map): Add --dumpdir.
7031 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
7033 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
7035 * opts.c (decode_options): Try dump_dir_name first if
7036 dump_base_name isn't an absolute path.
7037 (common_handle_option): Handle OPT_dumpdir.
7039 * toplev.c (dump_dir_name): New.
7040 (print_switch_values): Also ignore -dumpdir.
7042 * toplev.h (dump_dir_name): New.
7044 2010-01-03 Richard Guenther <rguenther@suse.de>
7046 PR tree-optimization/42589
7047 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7048 double-word expansion of bswap32.
7050 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7052 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7053 with BLOCK_FOR_INSN.
7054 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7055 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7056 noce_process_if_block): Likewise.
7057 * gcse.c (compute_local_properties, insert_expr_in_table,
7058 insert_set_in_table, canon_list_insert, find_avail_set,
7059 pre_insert_copy_insn): Likewise.
7061 * basic-block.h (BLOCK_NUM): Move from here...
7062 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7064 2010-01-03 Richard Guenther <rguenther@suse.de>
7066 PR tree-optimization/42438
7067 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7068 contains_may_not_return_call flag.
7069 (BB_MAY_NOTRETURN): New.
7070 (valid_in_sets): Trapping nary operations are not valid
7071 in blocks that may not return.
7072 (insert_into_preds_of_block): Remove check for trapping expressions.
7073 (compute_avail): Compute also BB_MAY_NOTRETURN.
7075 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7077 * doc/invoke.texi: Add 2010 to copyright years.
7079 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7081 * config/sparc/sparc.c: Fix formatting nits.
7083 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7084 Alexander Monakov <amonakov@ispras.ru>
7086 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7088 2010-01-02 Richard Guenther <rguenther@suse.de>
7091 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7092 (simplify_switch_using_ranges): Mark to be removed edges
7095 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7097 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7099 * collect2.c (scan_libraries): Add missing argument in call to
7102 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
7105 * config/alpha/predicates.md (aligned_memory_operand): Return false
7107 (unaligned_memory_operand): Return true for CQImode.
7108 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7109 doesn not cross aligned SImode word boundary.
7111 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7113 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7115 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7116 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7118 2010-01-02 Richard Guenther <rguenther@suse.de>
7121 * toplev.c (compile_file): Emit LTO marker properly. Change
7123 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7125 2010-01-01 Richard Guenther <rguenther@suse.de>
7128 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7130 2010-01-01 Richard Guenther <rguenther@suse.de>
7133 * c-decl.c (grokdeclarator): For zero-size arrays force
7134 structural equality checks as layout_type does.
7136 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7138 * builtins.c: Update copyright to 2010.
7140 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7143 * lto-streamer-out.c (produce_asm): Revert the last change.
7144 (copy_function): Likewise.
7146 * lto-streamer.c (lto_get_section_name): Skip any leading
7149 2010-01-01 Richard Guenther <rguenther@suse.de>
7152 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7156 Copyright (C) 2010 Free Software Foundation, Inc.
7158 Copying and distribution of this file, with or without modification,
7159 are permitted in any medium without royalty provided the copyright
7160 notice and this notice are preserved.