1 2010-04-23 Richard Guenther <rguenther@suse.de>
4 * tree-inline.c (tree_can_inline_p): Also check compatibility
7 2010-04-23 Martin Jambor <mjambor@suse.cz>
9 PR tree-optimization/43846
10 * tree-sra.c (struct access): New flag grp_assignment_read.
11 (build_accesses_from_assign): Set grp_assignment_read.
12 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
13 (enum mark_read_status): New type.
14 (analyze_access_subtree): Propagate grp_assignment_read, create
15 accesses also if both direct_read and root->grp_assignment_read.
17 2010-04-23 Martin Jambor <mjambor@suse.cz>
20 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
21 function does not have type attributes.
23 2010-04-23 Richard Guenther <rguenther@suse.de>
26 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
29 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
31 * sese.h (create_if_region_on_edge): Remove.
33 * sese.c (create_if_region_on_edge): Make static.
35 * tree-inline.c: Do not include ggc.h.
37 * expr.c: Do not include ggc.h.
39 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
42 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
45 * config/sh/sh.c (find_barrier): Don't emit a constant pool
46 in the middle of insns for casesi_worker_2.
48 2010-04-22 David Edelsohn <edelsohn@gnu.org>
50 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
52 2010-04-22 Ira Rosen <irar@il.ibm.com>
54 PR tree-optimization/43842
55 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
56 loop unrolling in update of exit phis. Fix comment.
57 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
58 least two reduction statements in the loop before starting SLP
61 2010-04-22 Nick Clifton <nickc@redhat.com>
63 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
65 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
67 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
70 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
72 * tree-parloops.c (loop_parallel_p): New argument
73 parloop_obstack. Pass it down.
74 (parallelize_loops): New variable parloop_obstack. Initialize it,
75 pass it down, free it.
77 * tree-loop-linear.c (linear_transform_loops): Pass down
80 * tree-data-ref.h (lambda_compute_access_matrices): New argument
81 of type struct obstack *.
83 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
84 scratch_obstack. Initialize it, pass down, free it.
86 * lambda.h (lambda_loop_new): Remove.
87 (lambda_matrix_new, lambda_matrix_inverse)
88 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
89 argument of type struct obstack *.
91 * lambda-trans.c (lambda_trans_matrix_new): New argument
92 lambda_obstack. Pass it down, use obstack allocation for ret.
93 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
96 * lambda-mat.c (lambda_matrix_get_column)
97 (lambda_matrix_project_to_null): Remove.
98 (lambda_matrix_new): New argument lambda_obstack. Use obstack
100 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
103 * lambda-code.c (lambda_loop_new): New function.
104 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
105 (lambda_compute_auxillary_space, lambda_compute_target_space)
106 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
107 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
108 (build_access_matrix): New argument lambda_obstack. Use obstack
110 (lambda_compute_step_signs, lambda_compute_access_matrices): New
111 argument lambda_obstack. Pass it down.
113 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
115 * optabs.h (expand_widening_mult): Declare.
117 2010-04-22 Richard Guenther <rguenther@suse.de>
119 PR tree-optimization/43845
120 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
121 lookup the CALL_EXPR function and arguments.
123 2010-04-22 Nick Clifton <nickc@redhat.com>
125 * config/stormy16/stormy16.c
126 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
127 * config/stormy16/stormy16.h: Tidy up formatting.
128 (DONT_USE_BUILTIN_SETJMP): Remove definition.
129 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
130 (ineqbranchsi): Delete pattern.
131 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
132 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
133 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
134 stormy16-lib2-ucmpsi2.c.
136 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
138 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
139 df_simulate_find_noclobber_defs as appropriate. Keep track of an
140 extra set merge_set_noclobber, and use it to relax the final test
142 * df.h (df_simulate_find_noclobber_defs): Declare.
143 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
145 (df_simulate_find_noclobber_defs): New function.
147 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
149 * config/i386/i386.md: Use {} around multi-line preparation statements.
151 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
153 * c-tree.h (push_init_level, pop_init_level, set_init_index)
154 (process_init_element): New argument of type struct obstack *.
156 * c-typeck.c (push_init_level, pop_init_level, set_designator)
157 (set_init_index, set_init_label, set_nonincremental_init)
158 (set_nonincremental_init_from_string, find_init_member)
159 (output_init_element, output_pending_init_elements)
160 (process_init_element): New argument braced_init_obstack. Pass it
162 (push_range_stack, add_pending_init): New argument
163 braced_init_obstack. Use obstack allocation.
165 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
166 braced_init_obstack. Pass it down.
167 (c_parser_braced_init): New variables ret, braced_init_obstack.
168 Initialize obstack, pass it down and finally free it.
170 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
173 * tree-pass.h (pass_optimize_widening_mul): Declare.
174 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
175 gate_optimize_widening_mul): New static functions.
176 (pass_optimize_widening_mul): New.
177 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New
179 <case MULT_EXPR>: Remove support for widening multiplies.
180 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
181 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
182 simplify_gen_unary rather than directly building extensions.
183 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
185 * expmed.c (expand_widening_mult): New function.
186 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
188 2010-04-21 Jan Hubicka <jh@suse.cz>
190 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
191 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
192 * lto-wpa-fixup.c: Remove.
193 * Makefile.in (lto-wpa-fixup.o): Remove.
194 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
195 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
196 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
198 2010-04-21 Jan Hubicka <jh@suse.cz>
200 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
201 add write_optimization_summary, read_optimization_summary.
202 (ipa_write_summaries_of_cgraph_node_set): Remove.
203 (ipa_write_optimization_summaries): Declare.
204 (ipa_read_optimization_summaries): Declare.
205 * ipa-cp.c (pass_ipa_cp): Update.
206 * ipa-reference.c (pass_ipa_reference): Update.
207 * ipa-pure-const.c (pass_ipa_pure_const): Update.
208 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
210 * ipa-inline.c (pass_ipa_inline): Update.
211 * ipa.c (pass_ipa_whole_program): Update.
212 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
213 * passes.c (ipa_write_summaries_1): Do not test wpa.
214 (ipa_write_optimization_summaries_1): New.
215 (ipa_write_optimization_summaries): New.
216 (ipa_read_summaries): Do not test ltrans.
217 (ipa_read_optimization_summaries_1): New.
218 (ipa_read_optimization_summaries): New.
220 2010-04-21 Jan Hubicka <jh@suse.cz>
222 * lto-cgraph.c (lto_output_node): Do not output comdat groups
224 (output_cgraph): Do not arrange comdat groups for boundary nodes.
226 2010-04-21 Jakub Jelinek <jakub@redhat.com>
229 * dwarf2out.c (add_name_and_src_coords_attributes): Add
230 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
232 2010-04-21 Jan Hubicka <jh@suse.cz>
234 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
236 2010-04-21 Jan Hubicka <jh@suse.cz>
238 * varpool.c (decide_is_variable_needed): Variable is always needed
241 2010-04-21 Jan Hubicka <jh@suse.cz>
243 * opts.c (decode_options): Enable pure-const pass for whopr.
245 2010-04-21 Jan Hubicka <jh@suse.cz>
247 * cgraph.c (dump_cgraph_node): Dump also assembler name.
248 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
250 (cgraph_decide_inlining): Do not expect callee to be removed in all
253 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
255 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
257 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
259 * config/i386/i386.md (x86_shrd): Add athlon_decode and
260 amdfam10_decode attributes.
262 2010-04-21 Jakub Jelinek <jakub@redhat.com>
265 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
266 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
267 (lower_copyprivate_clauses): Use private var in outer
268 context instead of original var. Make sure the types
269 are correct for VLAs.
271 2010-04-21 Richard Guenther <rguenther@suse.de>
273 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
274 to non-pointer objects.
276 2010-04-21 Jakub Jelinek <jakub@redhat.com>
278 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
279 last chain entry if it starts with the still current label.
280 (add_location_or_const_value_attribute): Check that
281 loc_list->first->next is NULL instead of comparing ->first with ->last.
282 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
283 to add_var_loc_to_decl.
285 * dwarf2out.c (output_call_frame_info): For dw_cie_version
286 >= 4 add also address size and segment size fields into CIE header.
288 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
289 long as address size is the same as sizeof (void *) and
291 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
292 address size or segment size is unexpected, return DW_EH_PE_omit.
293 (classify_object_over_fdes): If get_cie_encoding returned
294 DW_EH_PE_omit, return -1.
295 (init_object): If classify_object_over_fdes returned -1,
296 pretend there were no FDEs at all.
298 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
300 * config/i386/i386.md (bswap<mode>2): Macroize expander from
301 bswap{si,di}2 using SWI48 mode iterator.
302 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
303 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
304 set modrm attribute of bswap insn to 0 and remove length attribute.
305 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
306 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
307 set mode attribute to <MODE> and remove length attribute.
309 2010-04-20 James E. Wilson <wilson@codesourcery.com>
311 PR rtl-optimization/43520
312 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
313 zero available registers.
315 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
317 * builtins.c (fold_builtin_cproj): Fold more cases.
319 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
321 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
322 (fold_builtin_1): Fold builtin cproj.
323 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
324 Use ATTR_CONST_NOTHROW_LIST.
326 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
328 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
329 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
330 ffsi2_no_cmove for !TARGET_CMOVE.
331 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
332 (ffssi2): Remove expander.
333 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
335 (ctz<mode>2): Ditto from ctz{si,di}2.
336 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
338 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
341 2010-04-20 Jakub Jelinek <jakub@redhat.com>
343 * dwarf2out.c (AT_linkage_name): Define.
344 (clone_as_declaration): Handle DW_AT_linkage_name.
345 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
346 of DW_AT_MIPS_linkage_name.
347 (move_linkage_attr): Likewise.
348 (dwarf2out_finish): Likewise.
350 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
353 * fold-const.c (fold_comparison): New folding rule.
355 2010-04-20 Anatoly Sokolov <aesok@post.ru>
357 * double-int.h (double_int_setbit): Declare.
358 * double-int.c (double_int_setbit): New function.
359 * rtl.h (immed_double_int_const): Declare.
360 * emit-rtl.c (immed_double_int_const): New function.
361 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
362 and immed_double_int_const functions.
363 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
364 expand_copysign_bit): (Ditto.).
365 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
366 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
367 * dojump.c (prefer_and_bit_test): (Ditto.).
368 * expr.c (convert_modes, reduce_to_bit_field_precision,
369 const_vector_from_tree): (Ditto.).
370 * expmed.c (mask_rtx, lshift_value): (Ditto.).
372 2010-04-20 Jan Hubicka <jh@suse.cz>
374 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
375 (dump_cgraph_node): Dump new flags.
376 * cgraph.h (struct cgraph_node): Add flags
377 reachable_from_other_partition and in_other_partition.
378 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
379 other partition can not be removed.
380 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
381 the other partition must be output; silence sanity checking on
382 leaking functions bodies from other paritition.
383 * lto-cgraph.c (reachable_from_other_partition_p): New function.
384 (lto_output_node): Output new flags; do not sanity check that inline
385 clones are output; drop lto_forced_extern_inline_p code; do not mock
386 visibility flags at partition boundaries.
387 (add_node_to): New function.
388 (output_cgraph): Use it to sort functions so masters appear before
390 (input_overwrite_node): Input new flags.
391 * passes.c (ipa_write_summaries): Do not call
392 lto_new_extern_inline_states.
393 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
394 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
395 lto_forced_extern_inline_p): Kill.
396 * lto-streamer.h (lto_new_extern_inline_states,
397 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
398 lto_forced_extern_inline_p): Kill.
400 2010-04-20 Richard Guenther <rguenther@suse.de>
402 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
403 from vars that can have pointers.
404 (process_constraint): Dump useless constraints.
406 2010-04-20 Richard Guenther <rguenther@suse.de>
408 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
409 (dump_sa_points_to_info): Remove asserts.
410 (init_base_vars): nothing_id isn't an escape point nor does it
413 2010-04-20 Jakub Jelinek <jakub@redhat.com>
415 * tree.h (TYPE_REF_IS_RVALUE): Define.
416 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
417 should_move_die_to_comdat, prune_unused_types_walk): Handle
418 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
419 (modified_type_die, gen_reference_type_die): Emit
420 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
421 if TYPE_REF_IS_RVALUE and -gdwarf-4.
423 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
426 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
427 calls for -fpic -m31 if they have been sibcall optimized.
429 2010-04-19 James E. Wilson <wilson@codesourcery.com>
431 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
432 ar.lc fixed and call-used.
434 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
436 2010-04-19 Jan Hubicka <jh@suse.cz>
438 * opts.c (decode_options): Disable whpr incompatible passes.
439 * lto/lto.c (lto_1_to_1_map): Skip clones.
440 (read_cgraph_and_symbols): Do not mark everything as needed.
441 (do_whole_program_analysis): Do map only after optimizing;
442 set proper cgraph_state; use passmanager.
444 2010-04-19 DJ Delorie <dj@redhat.com>
446 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
447 POINTER_PLUS_EXPR and fix them.
449 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
451 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
452 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
453 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
454 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
455 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
456 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
457 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
458 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
459 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
460 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
461 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
463 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
465 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
466 (check_cond_move_block): Likewise.
467 (cond_move_process_if_block): Likewise.
468 (noce_find_if_block): Improve formatting.
469 (find_if_header): Pass 0 to memset and tweak conditions.
470 (cond_exec_find_if_block): Fix long lines and tweak conditions.
472 2010-04-19 Jakub Jelinek <jakub@redhat.com>
474 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
478 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
479 with non-local decl doesn't need chain.
481 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
483 * ira-color.c (allocno_reload_assign): Avoid accumulating
484 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
486 2010-04-19 Martin Jambor <mjambor@suse.cz>
488 * gimple.h (create_tmp_reg): Declare.
489 * gimplify.c (create_tmp_reg): New function.
490 (gimplify_return_expr): Use create_tmp_reg.
491 (gimplify_omp_atomic): Likewise.
492 (gimple_regimplify_operands): Likewise.
493 * tree-dfa.c (make_rename_temp): Likewise.
494 * tree-predcom.c (predcom_tmp_var): Likewise.
495 (reassociate_to_the_same_stmt): Likewise.
496 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
497 (get_replaced_param_substitute): Likewise.
498 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
499 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
500 * tree-ssa-pre.c (get_representative_for): Likewise.
501 (create_expression_by_pieces): Likewise.
502 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
503 (create_tailcall_accumulator): Likewise.
505 2010-04-19 Martin Jambor <mjambor@suse.cz>
507 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
509 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
511 2010-04-19 Richard Guenther <rguenther@suse.de>
513 PR tree-optimization/43796
514 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
515 from SCEV in the lattice.
516 (vrp_visit_phi_node): Dump change.
518 2010-04-19 Richard Guenther <rguenther@suse.de>
520 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
521 * configure: Re-generated.
523 2010-04-19 Richard Guenther <rguenther@suse.de>
525 PR tree-optimization/43783
526 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
527 constant ARRAY_REF operands two and three if possible.
529 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
532 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
534 2010-04-19 Jie Zhang <jie@codesourcery.com>
537 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
539 2010-04-19 Ira Rosen <irar@il.ibm.com>
541 PR tree-optimization/37027
542 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
543 and macro to access it.
544 (vectorizable_reduction): Add argument.
545 (vect_get_slp_defs): Likewise.
546 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
547 statements for possible use in SLP.
548 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
549 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
550 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
552 (vectorizable_reduction): Likewise.
553 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
555 (vectorizable_type_demotion, vectorizable_type_promotion,
556 vectorizable_store): Likewise.
557 (vect_analyze_stmt): Update call to vectorizable_reduction.
558 (vect_transform_stmt): Likewise.
559 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
560 (vect_build_slp_tree): Fix indentation. Check that there are no loads
561 from different interleaving chains in same node.
562 (vect_slp_rearrange_stmts): New function.
563 (vect_supported_load_permutation_p): Allow load permutations for
564 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
565 inside SLP nodes if necessary.
566 (vect_analyze_slp_instance): Handle reductions.
567 (vect_analyze_slp): Try to build SLP instances originating from groups
569 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
570 (vect_get_constant_vectors): Create initial vectors for reductions
571 according to reduction code. Add new argument.
572 (vect_get_slp_defs): Add new argument, pass it to
573 vect_get_constant_vectors.
574 (vect_schedule_slp_instance): Remove SLP tree root statements.
576 2010-04-19 Jakub Jelinek <jakub@redhat.com>
578 * tree.h (ENUM_IS_SCOPED): Define.
579 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
580 for ENUM_IS_SCOPED enums.
582 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
584 * fold-const.c (fold_comparison): Use ssizetype.
585 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
586 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
587 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
588 * tree-object-size.c (compute_object_sizes): Use size_type_node.
590 * tree.h (initialize_sizetypes): Remove parameter.
591 (build_common_tree_nodes): Remove second parameter.
592 * stor-layout.c (initialize_sizetypes): Remove parameter.
593 Always create an unsigned type.
594 (set_sizetype): Assert that the passed type is unsigned and simplify.
595 * tree.c (build_common_tree_nodes): Remove second parameter.
596 Adjust call to initialize_sizetypes.
597 * c-decl.c (c_init_decl_processing): Remove second argument in call to
598 build_common_tree_nodes.
600 2010-04-18 Matthias Klose <doko@ubuntu.com>
602 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
604 2010-04-18 Ira Rosen <irar@il.ibm.com>
606 PR tree-optimization/43771
607 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
608 load permutation doesn't have gaps.
610 2010-04-18 Jan Hubicka <jh@suse.cz>
612 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
613 (sse_prologue_save_insn expander): Use new pattern.
614 (sse_prologue_save_insn1): New pattern and splitter.
615 (sse_prologue_save_insn): Update to deal also with 64bit aligned
617 * i386.c (setup_incoming_varargs_64): Do not compute jump
619 (ix86_gimplify_va_arg): Update alignment needed.
620 (ix86_local_alignment): Do not align all local arrays to 128bit.
622 2010-04-17 Jan Hubicka <jh@suse.cz>
624 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
626 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
628 * arm.md (negdi2): Remove redundant code to force values into a
631 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
633 * arm/bpabi.S: Add EABI alignment attributes to objects.
634 * arm/bpabi-v6m.S: Likewise.
635 * arm/crti.asm: Likewise.
636 * arm/crtn.asm: Likewise.
637 * arm/lib1funcs.asm: Likewise.
638 * arm/libunwind.S: Likewise.
640 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
642 * arm-protos.h (tune_params): New structure.
643 * arm.c (current_tune): New variable.
644 (arm_constant_limit): Delete.
645 (struct processors): Add pointer to the tune parameters.
646 (arm_slowmul_tune): New tuning option.
647 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
648 (all_cores): Adjust to pick up the tuning model.
649 (arm_constant_limit): New function.
650 (arm_override_options): Select the appropriate tuning model. Delete
651 initialization of arm_const_limit.
652 (arm_split_constant): Use the new constant-limit model.
653 (arm_rtx_costs): Pick up the current tuning model.
654 * arm.md (is_strongarm, is_xscale): Delete.
655 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
656 for Xscale variant architectures.
657 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
659 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
661 * config/arm/arm.c (arm_gen_constant): Remove unused variable
663 (arm_rtx_costs_1): Remove unused variable extra_cost.
664 (arm_unwind_emit_set): Use variable offset.
665 (thumb1_output_casesi): Remove unused variable flags.
667 2010-04-16 Jeff Law <law@redhat.com>
669 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
670 needing assignment rather than doing a two-phase assignment. Remove
673 2010-04-16 Jakub Jelinek <jakub@redhat.com>
676 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
678 2010-04-16 Doug Kwan <dougkwan@google.com>
680 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
681 (next_operand_entry_id): New static variable.
682 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
683 (add_to_ops_vec): Assigned unique ID to operand entry.
684 (struct oecount_s): New field ID.
685 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
686 (undistribute_ops_list): Assign unique IDs to oecounts.
687 (init_reassoc): reset next_operand_entry_id.
689 2010-04-16 Doug Kwan <dougkwan@google.com>
691 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
692 missing left parenthesis.
694 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
696 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
697 *btdi_rex64 using SWI48 mode iterator.
698 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
699 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
700 *jcc_btdi_mask_rex64.
702 2010-04-16 Anatoly Sokolov <aesok@post.ru>
704 * double-int.h (tree_to_double_int): Convert to macro.
705 * double-int.c (tree_to_double_int): Remove.
707 2010-04-16 Jakub Jelinek <jakub@redhat.com>
710 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
711 with want_address 2 and in case a single element list might be
712 possible, call it again with want_address 0.
714 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
716 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
717 case 'W' print operands for HI mode.
718 * config/h8300/h8300.h (Y0, Y2) : New constraints.
719 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
720 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
721 * config/h8300/predicate.md (bit_register_indirect_operand): New.
723 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
725 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
726 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
727 #xx:3 and #xx:4 mode.
729 * config/h8300/h8300.md (inverted load with HImode dest): Add
732 * config/h8300/predicate.md (bit_operand): Allow immediate values that
733 satisfy 'U' constraint.
735 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
737 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
738 * configure: Regenerate.
739 * config.in: Regenerate.
740 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
743 2010-04-16 Richard Guenther <rguenther@suse.de>
745 * tree.h (struct tree_decl_minimal): Move pt_uid ...
746 (struct tree_decl_common): ... here.
747 (DECL_PT_UID): Adjust.
748 (SET_DECL_PT_UID): Likewise.
749 (DECL_PT_UID_SET_P): Likewise.
751 2010-04-16 Richard Guenther <rguenther@suse.de>
753 PR tree-optimization/43572
754 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
755 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
756 * tree-flow.h (is_call_clobbered): Remove.
757 * tree-flow-inline.h (is_call_clobbered): Likewise.
758 * tree-dfa.c (dump_variable): Do not dump call clobber state.
759 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
760 (execute_return_slot_opt): Adjust.
761 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
762 check for call clobbered vars here.
763 (find_tail_calls): Move tailcall verification to the
766 2010-04-16 Diego Novillo <dnovillo@google.com>
768 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
770 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
773 * config/arm/arm.md (cbranchqi4): New pattern.
774 * config/arm/predicates.md (const0_operand,
775 cbranchqi4_comparison_operator): New predicates.
777 2010-04-16 Richard Guenther <rguenther@suse.de>
779 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
780 (dump_gimple_stmt): Likewise.
782 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
784 * recog.h (struct recog_data): New field is_operator.
785 (struct insn_operand_data): New field is_operator.
786 * recog.c (extract_insn): Set recog_data.is_operator.
787 * genoutput.c (output_operand_data): Emit code to set the
789 * reload.c (find_reloads): Use it rather than testing for an
790 empty constraint string.
793 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
794 If the previous insn is a cbranchsi4_insn with the same arguments,
795 omit the compare instruction.
797 * config/arm/arm.md (addsi3_cbranch): If destination is a high
798 register, inputs must be low registers and we need a low register
799 scratch. Handle alternative 2 like alternative 3.
801 2010-04-16 Jakub Jelinek <jakub@redhat.com>
803 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
804 don't call get_addr on both. If one expression is a VALUE and
805 the other a REG, check VALUE's locs if the REG isn't among them.
807 2010-04-16 Christian Bruel <christian.bruel@st.com>
809 * config/sh/sh.h (sh_frame_pointer_required): New function.
810 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
811 (flag_omit_frame_pointer) Set.
812 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
813 (rounded_frame_size): Adjust size with outgoing_args_size.
814 (sh_set_return_address): Must return from stack pointer.
815 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
816 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
817 (ACCUMULATE_OUTGOING_ARGS): Define.
818 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
819 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
821 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
824 * config/sh/sh.c (sh_legitimize_reload_address): Use
825 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
826 Remove a unneeded check for offset_base.
828 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
830 * configure: Regenerated.
832 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
834 * config/s390/s390.c (s390_call_save_register_used): Switch back
837 2010-04-15 Richard Guenther <rguenther@suse.de>
839 * alias.c (alias_set_subset_of): Handle alias-set zero
842 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
843 Julian Brown <julian@codesourcery.com>
845 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
846 alternatives according to use of high and low regs.
847 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
848 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
849 optimizing for size on Thumb-2.
851 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
853 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
855 2010-04-15 Richard Guenther <rguenther@suse.de>
857 * tree-ssa-structalias.c (struct variable_info): Add
859 (new_var_info): Initialize it.
860 (dump_constraints): Support printing last added constraints.
861 (debug_constraints): Adjust.
862 (dump_constraint_graph): Likewise.
863 (make_heapvar_for): Check for NULL cfun.
864 (get_function_part_constraint): New function.
865 (get_fi_for_callee): Likewise.
866 (find_func_aliases): Properly implement IPA PTA constraints.
867 (process_ipa_clobber): New function.
868 (find_func_clobbers): Likewise.
869 (insert_into_field_list_sorted): Remove.
870 (create_function_info_for): Properly allocate vars for IPA mode.
871 Do not use insert_into_field_list_sorted.
872 (create_variable_info_for): Properly generate constraints for
873 global vars in IPA mode.
874 (dump_solution_for_var): Always dump the solution.
875 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
876 (find_what_var_points_to): Adjust.
877 (pt_solution_set): Change.
878 (pt_solution_ior_into): New function.
879 (pt_solution_empty_p): Export.
880 (pt_solution_includes_global): Adjust.
881 (pt_solution_includes_1): Likewise.
882 (pt_solutions_intersect_1): Likewise.
883 (dump_sa_points_to_info): Check some invariants.
884 (solve_constraints): Move constraint dumping ...
885 (compute_points_to_sets): ... here.
886 (ipa_pta_execute): ... and here.
887 (compute_may_aliases): Do not re-compute points-to info
888 locally if IPA info is available.
889 (ipa_escaped_pt): New global var.
890 (ipa_pta_execute): Properly implement IPA PTA.
891 * tree-into-ssa.c (dump_decl_set): Support dumping
892 decls not in referenced-vars.
893 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
894 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
895 (dump_points_to_solution): Likewise.
896 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
897 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
898 (remap_gimple_stmt): Reset call clobber/use information if necessary.
899 (copy_decl_to_var): Copy DECL_PT_UID.
900 (copy_result_decl_to_var): Likewise.
901 * tree.c (make_node_stat): Initialize DECL_PT_UID.
902 (copy_node_stat): Copy it.
903 * tree.h (DECL_PT_UID): New macro.
904 (SET_DECL_PT_UID): Likewise.
905 (DECL_PT_UID_SET_P): Likewise.
906 (struct tree_decl_minimal): Add pt_uid member.
907 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
908 (pt_solution_empty_p): Declare.
909 (pt_solution_set): Adjust.
910 (ipa_escaped_pt): Declare.
911 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
912 * gimple-pretty-print.c (pp_points_to_solution): New function.
913 (dump_gimple_call): Dump call clobber/use information.
914 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
915 * tree-pass.h (TDF_ALIAS): New dump option.
916 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
917 * doc/invoke.texi (-fipa-pta): Update documentation.
919 2010-04-15 Richard Guenther <rguenther@suse.de>
921 * Makefile.in (OBJS-common): Add gimple-fold.o.
922 (gimple-fold.o): New rule.
923 * tree.h (maybe_fold_offset_to_reference,
924 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
926 * gimple.h: ... here.
927 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
928 may_propagate_address_into_dereference): Move prototypes ...
929 * gimple.h: ... here.
930 * tree-ssa-ccp.c (get_symbol_constant_value,
931 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
932 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
933 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
934 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
935 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
936 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
937 gimplify_and_update_call_from_tree): Move ...
938 * gimple-fold.c: ... here. New file.
939 (ccp_fold_builtin): Rename to ...
940 (gimple_fold_builtin): ... this.
941 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
943 2010-04-15 Richard Guenther <rguenther@suse.de>
945 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
946 fit_double_type, force_fit_type_double, add_double_with_sign,
947 neg_double, mul_double_with_sign, lshift_double, rshift_double,
948 lrotate_double, rrotate_double, div_and_round_double): Move ...
949 * double-int.c: ... here.
950 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
951 add_double, neg_double, mul_double_with_sign, mul_double,
952 lshift_double, rshift_double, lrotate_double, rrotate_double,
953 div_and_round_double): Move prototypes ...
954 * double-int.h: ... here.
956 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
959 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
960 matching constraints to ensure inputs match the output.
962 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
965 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
966 in an input-only operand.
968 2010-04-15 Anatoly Sokolov <aesok@post.ru>
970 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
971 (double_int_not, double_int_lshift, double_int_rshift): Declare.
972 (double_int_negative_p): Convert to static inline function.
973 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
974 (double_int_negative_p): Remove.
975 * tree.h (lshift_double, rshift_double):
976 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
977 * fold-const.c (fold_convert_const_int_from_real,
978 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
979 (lshift_double): Change type of arith argument to bool.
980 (rshift_double): Change type of arith argument to bool. Correct
982 * expmed.c (mask_rtx, lshift_value): (Ditto.).
984 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
987 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
988 at the start and end of the then/else blocks, and omit them from the
990 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
991 argument; all callers changed. Pass zero to old_insns_match_p instead.
992 (flow_find_head_matching_sequence): New function.
993 (old_insns_match_p): Check REG_EH_REGION notes for calls.
994 * basic-block.h (flow_find_cross_jump,
995 flow_find_head_matching_sequence): Declare functions.
997 2010-04-14 Jason Merrill <jason@redhat.com>
1000 * c-common.c (attribute_takes_identifier_p): New fn.
1001 * c-common.h: Declare it.
1003 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1005 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1007 (*udivmod<mode>4): Ditto.
1009 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1011 * config/i386/i386.md (maxmin_int): Rename code attribute from
1012 maxminiprefix and update all users.
1013 (maxmin_float): Ditto from maxminfprefix.
1014 (logic): Ditto from logicprefix.
1015 (absneg_mnemonic): Ditto from absnegprefix.
1016 * config/i386/mmx.md: Update all users of maxminiprefix,
1017 maxminfprefix and logicprefix for rename.
1018 * config/i386/sse.md: Ditto.
1019 * config/i386/sync.md (sync_<code><mode>): Update for
1022 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1025 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1026 warnings converted to errors.
1028 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1030 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1031 used insn_type variable.
1032 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1033 to avoid set-but-not-used warning.
1035 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1037 * df-core.c (df_ref_debug): Change format string placeholder
1039 * dwarf2asm.c (dw2_asm_output_data_raw,
1040 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1041 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1042 * dwarf2out.c (output_cfi, output_cfi_directive,
1043 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1044 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1046 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1047 * print-rtl.c (print_rtx): Ditto.
1049 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1052 * builtins.c (expand_builtin_pow_root): New function to expand pow
1053 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1054 series of sqrt and cbrt calls under -ffast-math.
1055 (expand_builtin_pow): Call it.
1057 2010-04-14 Michael Matz <matz@suse.de>
1059 PR tree-optimization/42963
1060 * tree-cfg.c (touched_switch_bbs): New static variable.
1061 (group_case_labels_stmt): New function broken out from ...
1062 (group_case_labels): ... here, use the above.
1063 (start_recording_case_labels): Allocate touched_switch_bbs.
1064 (end_recording_case_labels): Deallocate it, call
1065 group_case_labels_stmt.
1066 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1068 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1070 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1073 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1075 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1077 2010-04-13 Jan Hubicka <jh@suse.cz>
1079 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1080 of optimized out static functions.
1081 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1082 cost computation. Also sanity check for overflows.
1083 (update_caller_keys): Update cgraph_edge_badness call; properly
1084 update fibheap and sanity check that it is up to date.
1085 (add_new_edges_to_heap): Update cgraph_edge_badness.
1086 (cgraph_decide_inlining_of_small_function): Likewise;
1087 add sanity checking that badness in heap is up to date;
1088 improve dumping of reason; Update badness of calls to the
1089 offline copy of function currently inlined; dump badness
1090 of functions not inlined because of unit growth limits.
1092 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1095 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1096 because of sign-extension change when converting to sizetype here...
1097 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1099 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1100 the folding to constants. Remove redundant final conversion.
1101 (fold_binary) <associate>: Do not associate if the re-association of
1102 constants alone overflows.
1103 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1104 to the end of the list.
1105 (multiple_of_p) <COND_EXPR>: New case.
1107 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1109 * opt-functions.awk (opt_sanitized_name): New.
1111 * optc-gen.awk: Use it
1112 * opth-gen.awk: Use it.
1114 2010-04-13 Martin Jambor <mjambor@suse.cz>
1116 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1117 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1118 children. Call replace_uses_with_default_def_ssa_name to handle
1121 2010-04-13 Michael Matz <matz@suse.de>
1124 * builtins.c (expand_builtin_interclass_mathfn): Also create
1125 a register if the predicate doesn't match.
1127 2010-04-13 Diego Novillo <dnovillo@google.com>
1129 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1130 * c-pch.c: Include timevar.h.
1131 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1132 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1133 * ggc-common.c: Include timevar.h.
1134 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1135 * timevar.def (TV_PCH_SAVE): Define.
1136 (TV_PCH_CPP_SAVE): Define.
1137 (TV_PCH_PTR_REALLOC): Define.
1138 (TV_PCH_PTR_SORT): Define.
1139 (TV_PCH_RESTORE): Define.
1140 (TV_PCH_CPP_RESTORE): Define.
1142 2010-04-13 Michael Matz <matz@suse.de>
1144 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1146 (can_reassociate_p): New function.
1147 (break_up_subtract_bb, reassociate_bb): Use it.
1149 2010-04-13 Richard Guenther <rguenther@suse.de>
1152 * builtins.c (c_readstr): Fix assert.
1154 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1156 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1157 when generating cltd insn.
1159 (*ashl<mode>3_1): Remove special handling for register operand 2.
1160 (*ashlsi3_1_zext): Ditto.
1161 (*ashlhi3_1): Ditto.
1162 (*ashlhi3_1_lea): Ditto.
1163 (*ashlqi3_1): Ditto.
1164 (*ashlqi3_1_lea): Ditto.
1165 (*<shiftrt_insn><mode>3_1): Ditto.
1166 (*<shiftrt_insn>si3_1_zext): Ditto.
1167 (*<shiftrt_insn>qi3_1_slp): Ditto.
1168 (*<rotate_insn><mode>3_1): Ditto.
1169 (*<rotate_insn>si3_1_zext): Ditto.
1170 (*<rotate_insn>qi3_1_slp): Ditto.
1172 2010-04-13 Richard Guenther <rguenther@suse.de>
1174 * tree-ssa-structalias.c (callused_id): Remove.
1175 (call_stmt_vars): New.
1176 (get_call_vi): Likewise.
1177 (lookup_call_use_vi): Likewise.
1178 (lookup_call_clobber_vi): Likewise.
1179 (get_call_use_vi): Likewise.
1180 (get_call_clobber_vi): Likewise.
1181 (make_transitive_closure_constraints): Likewise.
1182 (handle_const_call): Adjust to do per-call call-used handling.
1183 (handle_pure_call): Likewise.
1184 (find_what_var_points_to): Remove general callused handling.
1185 (init_base_vars): Likewise.
1186 (init_alias_vars): Initialize call_stmt_vars.
1187 (compute_points_to_sets): Process call-used and call-clobbered
1188 vars for call statements.
1189 (delete_points_to_sets): Free call_stmt_vars.
1191 2010-04-13 Richard Guenther <rguenther@suse.de>
1193 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1194 Only add RW dependence for dependence distance zero.
1195 Adjust maximal vectorization factor according to dependences.
1196 Move alignment handling ...
1197 (vect_find_same_alignment_drs): ... here. New function.
1198 (vect_analyze_data_ref_dependences): Adjust.
1199 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1200 (vect_analyze_data_refs): Adjust minimal vectorization factor
1201 according to data references.
1202 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1203 dependences before determining the vectorization factor.
1204 Analyze alignment after determining the vectorization factor.
1205 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1206 dependences before alignment.
1207 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1209 (vect_analyze_data_refs): Likewise.
1210 (MAX_VECTORIZATION_FACTOR): New define.
1212 2010-04-13 Duncan Sands <baldrick@free.fr>
1214 * except.h (lang_eh_type_covers): Remove.
1215 * except.c (lang_eh_type_covers): Likewise.
1217 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1218 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1220 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1221 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1222 UNITS_PER_LONG where it is ABI relevant.
1223 (s390_return_addr_rtx): Likewise.
1224 (s390_back_chain_rtx): Likewise.
1225 (s390_frame_area): Likewise.
1226 (s390_frame_info): Likewise.
1227 (s390_initial_elimination_offset): Likewise.
1228 (save_gprs): Likewise.
1229 (s390_emit_prologue): Likewise.
1230 (s390_emit_epilogue): Likewise.
1231 (s390_function_arg_advance): Likewise.
1232 (s390_function_arg): Likewise.
1233 (s390_va_start): Likewise.
1234 (s390_gimplify_va_arg): Likewise.
1235 (s390_function_profiler): Likewise.
1236 (s390_optimize_prologue): Likewise.
1237 (s390_rtx_costs): Likewise.
1238 (s390_secondary_reload): Likewise.
1239 (s390_promote_function_mode): Likewise.
1240 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1241 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1242 registers available.
1243 (s390_unwind_word_mode): New function.
1244 (s390_function_value): Split 64 bit values into register pair if
1245 used as return value.
1246 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1247 function call parameters. Handle parallels.
1248 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1249 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1250 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1251 (s390_expand_setmem): Remove unused variable src_addr.
1252 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1253 deal with 64 bit registers.
1254 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1255 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1256 (UNITS_PER_LONG): New macro.
1257 * libjava/include/s390-signal.h: Define extended ucontext
1258 structure containing the upper halfs of the 64 bit registers.
1260 2010-04-13 Simon Baldwin <simonb@google.com>
1262 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1264 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1266 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1267 rvalue on the RHS if the LHS is of a non-renamable type.
1268 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1270 2010-04-13 Matthias Klose <doko@ubuntu.com>
1272 * gcc.c (cc1_options): Handle -iplugindir before processing
1273 the cc1 spec. Only add -iplugindir once.
1274 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1276 * common.opt (iplugindir): Remove `Separate' property, initialize.
1277 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1279 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1280 (distclean): Remove plugin dir.
1281 * doc/invoke.texi: Document -iplugindir.
1283 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1285 * doc/plugins.texi (Loading Plugins): Document short
1286 -fplugin=foo option.
1287 (Plugin API): Mention default_plugin_dir_name function.
1289 * gcc.c (find_file_spec_function): Add new declaration.
1290 (static_spec_func): Use it for "find-file".
1291 (find_file_spec_function): Add new function.
1292 (cc1_options): Add -iplugindir option if -fplugin* options found.
1294 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1296 * plugin.c (add_new_plugin): Updated comment, and handle short
1298 (default_plugin_dir_name): Added new function.
1300 * common.opt (iplugindir): New option to set the plugin directory.
1302 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1304 * config/i386/i386.md (any_rotate): New code iterator.
1305 (rotate_insn): New code attribute.
1307 (SWIM124): New mode iterator.
1308 (<rotate_insn>ti3): New expander.
1309 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1310 any_rotate code iterator.
1311 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1312 using any_rotate code iterator and SWIM124 mode iterator.
1313 (ix86_rotlti3): New insn_and_split pattern.
1314 (ix86_rotrti3): Ditto.
1315 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1316 ix86_rotl{di,ti}3 patterns.
1317 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1318 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1319 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1320 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1321 code iterator and SWI mode iterator.
1322 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1323 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1325 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1326 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1327 (bswap rotatert splitter): Add splitter.
1328 (bswap splitter): Macroize splitter using any_rotate code iterator.
1329 Add insn predicate to split only for TARGET_USE_XCHGB or when
1330 optimizing function for size.
1332 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1334 * config/pa/pa.c (emit_move_sequence): Remove use of
1335 deleted variable flag_argument_noalias.
1337 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1339 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1341 Add to unsupported targets list.
1342 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1343 sparc*-sun-solaris2.[567]* from target lists.
1344 * configure: Regenerate.
1345 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1347 Remove Solaris 7 patch references.
1348 (Specific, sparc-sun-solaris2.7): Removed.
1349 (sparc-sun-solaris2*): Update Solaris 7 example.
1350 (sparc64-*-solaris2*): Likewise.
1352 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1354 * config.build (alpha*-dec-osf4*): Remove.
1355 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1356 of obsolete configurations.
1357 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1359 * config/alpha/t-osf4: Renamed to ...
1360 * config/alpha/t-osf5: ... this.
1361 * config/alpha/osf.h: Renamed to ...
1362 * config/alpha/osf5.h: ... this.
1363 Merged old osf5.h contents.
1365 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1366 (EXTRA_SPECS): Removed.
1367 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1368 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1371 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1373 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1375 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1378 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1379 __thiscall convention.
1381 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1383 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1385 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1387 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1389 * function.c (assign_parms_initialize_all): Add unused attribute
1392 2010-04-12 Richard Guenther <rguenther@suse.de>
1394 * gsstruct.def (GSS_CALL): New.
1395 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1396 * gimple.h: Include tree-ssa-alias.h.
1397 (struct gimple_statement_call): New.
1398 (union gimple_statement_struct_d): Add gimple_call member.
1399 (gimple_call_reset_alias_info): Declare.
1400 (gimple_call_use_set): New function.
1401 (gimple_call_clobber_set): Likewise.
1402 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1403 * gimple.c (gimple_call_reset_alias_info): New function.
1404 (gimple_build_call_1): Call it.
1405 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1406 * tree-inline.c (remap_gimple_stmt): Likewise.
1407 (expand_call_inline): Remove callused handling.
1408 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1409 * tree-dfa.c (dump_variable): Likewise.
1410 * tree-parloops.c (parallelize_loops): Likewise.
1411 * tree-ssa.c (init_tree_ssa): Likewise.
1412 (delete_tree_ssa): Likewise.
1413 * tree-flow-inline.h (is_call_used): Remove.
1414 * tree-flow.h (struct gimple_df): Remove callused member.
1415 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1416 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1417 (ref_maybe_used_by_call_p_1): Simplify.
1418 (call_may_clobber_ref_p_1): Likewise.
1419 * tree-ssa-structalias.c (compute_points_to_sets): Set
1420 the call stmt used and clobbered sets.
1421 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1422 (find_tail_calls): Verify the tail call.
1424 2010-04-12 Richard Guenther <rguenther@suse.de>
1426 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1427 single-iteration always-inline inlining.
1428 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1429 (cgraph_decide_inlining): Do not handle always-inline specially.
1430 (try_inline): Remove always-inline cycle detection special case.
1431 Do not recurse on always-inlines.
1432 (cgraph_early_inlining): Do not iterate if not optimizing.
1433 (cgraph_gate_early_inlining): remove.
1434 (pass_early_inline): Run unconditionally.
1435 (gate_cgraph_decide_inlining): New function.
1436 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1437 not inlining or optimizing.
1438 (cgraph_decide_inlining_of_small_functions): Also consider
1439 always-inline functions.
1440 (cgraph_default_inline_p): Return true for nodes which should
1441 disregard inline limits.
1442 (estimate_function_body_sizes): Assume zero size and time for
1443 nodes which are marked as disregarding inline limits.
1444 (cgraph_decide_recursive_inlining): Do not perform recursive
1445 inlining on always-inline nodes.
1447 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1450 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1451 for exprs satisfying handled_component_p.
1453 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1455 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1456 non-constant aggregate elements.
1458 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1459 is a real initialization.
1461 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1464 * c-decl.c (start_function): Move forward check for nested function.
1466 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1468 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1469 * config/sh/sh.c: Include reload.h.
1470 (sh_legitimize_reload_address): New.
1471 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1472 sh_legitimize_reload_address.
1474 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1476 * config/sh/sh.md (*movqi_pop): New insn pattern.
1477 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1479 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1481 * config/i386/i386.md (any_shiftrt): New code iterator.
1482 (shiftrt_insn): New code attribute.
1484 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1485 using any_shiftrt code iterator.
1486 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1487 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1488 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1489 pattern from corresponding peephole2 patterns.
1490 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1491 using any_shiftrt code iterator.
1492 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1493 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1494 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1495 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1496 *{ashr,lshr}<mode>3_cmp_zext.
1497 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1499 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1501 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1503 (*lshr<mode>3_cconly): Ditto.
1505 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1507 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1508 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1509 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1510 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1512 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1513 from corresponding peephole2 patterns.
1514 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1515 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1516 and *lshrdi3_1_rex64 using SWI mode iterator.
1517 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1518 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1519 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1520 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1521 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1522 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1523 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1524 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1525 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1528 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1530 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1531 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1532 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1533 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1535 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1536 from corresponding peephole2 patterns.
1537 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1538 (ashrsi3_cvt): Rename from ashrsi3_31.
1539 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1540 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1541 and x86_64_shift_adj_3 using SWI48 mode iterator.
1542 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1543 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1544 and *ashrdi3_1_rex64 using SWI mode iterator.
1545 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1546 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1547 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1548 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1549 and *ashrdi3_cmp_rex64 using SWI mode iterator.
1550 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1551 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1552 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1553 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1555 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1556 * config/i386/i386.c (ix86_split_ashr): Update for renamed
1557 x86_shift<mode>_adj_3 expanders.
1559 2010-04-10 Wei Guozhi <carrot@google.com>
1562 * config/arm/arm.c (arm_pic_static_addr): New function.
1563 (legitimize_pic_address): Call arm_pic_static_addr when it detects
1565 (arm_output_addr_const_extra): Output expression for new pattern.
1566 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1568 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
1570 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1573 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1574 * web.c: Include "insn-config.h" and "recog.h".
1575 (union_match_dups): New function.
1576 (web_main): Call it.
1577 (union_defs): Don't try to recognize match_dups.
1579 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1580 if doing so would replace the entire pattern.
1582 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1586 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1587 and splitter pattern. Change splitter operand 1 predicate to
1590 2010-04-09 Martin Jambor <mjambor@suse.cz>
1592 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1593 lattices are addresses of CONST_DECLs with the same initial value.
1594 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1595 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1597 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1598 Bernd Schmidt <bernds@codesourcery.com>
1600 * loop-invariant.c (replace_uses): New static function.
1601 (move_invariant_reg): Use it to ensure we can replace the uses.
1603 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1605 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1607 (picochip_override_options): Enable section anchors only above -O1.
1608 (picochip_reorg): Fixed a couple of build warnings.
1610 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1612 * configure.ac (plugin -rdynamic test): Log result.
1613 * configure: Regenerate.
1614 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1615 (RDYNAMIC_SPEC): Define.
1616 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1618 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1620 * configure.ac: Determine Sun ld version numbers.
1621 (comdat_group): Restrict GNU ld version checks to gld.
1622 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1623 (enable_comdat): Support --enable-comdat.
1624 * configure: Regenerate.
1625 * doc/install.texi (Configuration): Document --enable-comdat.
1627 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1629 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1630 * config/sol2-gld.h: ... here.
1631 * config.gcc (sparc*-*-solaris2*): Reflect this.
1632 (i[34567]86-*-solaris2*): Use it.
1634 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1636 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1638 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1640 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1643 * diagnostic.c (diagnostic_initialize): Initialize
1644 some_warnings_are_errors.
1645 (diagnostic_finish): New.
1646 (diagnostic_action_after_output): Call it before exiting.
1647 (diagnostic_report_diagnostic): Do not print message here. Set
1648 some_warnings_are_errors.
1649 * diagnostic.h (diagnostic_context): Delete
1650 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1651 (diagnostic_finish): Declare.
1652 * toplev.c (toplev_main): Call it before exit.
1654 2010-04-09 Jason Merrill <jason@redhat.com>
1657 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1658 for incomplete type.
1661 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1662 based on a warning flag.
1664 2010-04-09 Richard Guenther <rguenther@suse.de>
1666 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1668 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1671 * varasm.c (default_assemble_visibility): Wrap vars that are
1672 set, but unused, by targets without GAS.
1673 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1674 Remove set, but unused, vars.
1675 (rs6000_legitimize_tls_address): Likewise.
1676 (altivec_expand_dst_builtin): Likewise.
1677 * config/darwin.c (machopic_classify_symbol): Likewise.
1678 (machopic_indirection_name): Likewise.
1680 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1682 * config/i386/i386.md (DWI): New mode iterator.
1683 (S): New mode attribute.
1684 (shift_operand): Ditto.
1685 (shift_immediate_operand): Ditto.
1686 (ashl_input_operand): Ditto.
1687 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1688 using SDWIM mode iterator.
1689 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1690 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1692 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1693 from corresponding peephole2 patterns.
1694 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1695 and x86_64_shift_adj_1 using SWI48 mode iterator.
1696 (x86_shift<mode>_adj_2): Ditto.
1697 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1698 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1699 using SWI48 mode iterator.
1700 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1701 *ashldi3_cmp_rex64 using SWI mode iterator.
1702 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1703 *ashldi3_cconly_rex64 using SWI mode iterator.
1704 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1705 x86_shift<mode>_adj_{1,2}.
1706 (ix86_split_ashr): Ditto.
1707 (ix86_split_lshr): Ditto.
1709 2010-04-09 Richard Guenther <rguenther@suse.de>
1711 * target.h (builtin_conversion): Pass in input and output types.
1712 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1713 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1714 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1715 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1717 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1719 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1721 2010-04-09 Richard Guenther <rguenther@suse.de>
1724 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1726 2010-04-09 Richard Guenther <rguenther@suse.de>
1728 * tree-vectorizer.h (struct _stmt_vec_info): Document
1729 that vectype is the type of the LHS.
1730 (supportable_widening_operation, supportable_narrowing_operation):
1731 Get both input and output vector types as arguments.
1732 (vect_is_simple_use_1): Declare.
1733 (get_same_sized_vectype): Likewise.
1734 * tree-vect-loop.c (vect_determine_vectorization_factor):
1735 Set STMT_VINFO_VECTYPE to the vector type of the def.
1736 (vectorizable_reduction): Adjust.
1737 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1738 Adjust. Specify the output vector type.
1739 (vect_pattern_recog_1): Adjust.
1740 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1741 (vectorizable_call): Adjust.
1742 (vectorizable_conversion): Likewise.
1743 (vectorizable_operation): Likewise.
1744 (vectorizable_type_demotion): Likewise.
1745 (vectorizable_type_promotion): Likewise.
1746 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1748 (vect_is_simple_use_1): New function.
1749 (supportable_widening_operation): Get both input and output
1751 (supportable_narrowing_operation): Likewise.
1752 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1754 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1756 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1757 __thiscall and _thiscall as predefined macros.
1758 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1759 thiscall attribute handling.
1760 (ix86_comp_type_attributes): Likewise.
1761 (ix86_function_regparm): Likewise.
1762 (ix86_return_pops_args): Likewise.
1763 (init_cumulative_args): Likewise.
1764 (find_drap_reg): Likewise.
1765 (ix86_static_chain): Likewise.
1766 (x86_this_parameter): Likewise.
1767 (x86_output_mi_thunk): Likewise.
1768 (ix86_attribute_table): Add description for thiscall attribute.
1769 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1770 * doc/extend.texi: Add documentation for thiscall.
1772 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1775 * c.opt (Wint-to-pointer-cast): Available in C++.
1776 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1778 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1780 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1781 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1782 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1783 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1784 function type instead. Reorder and simplify checks.
1786 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1788 2010-04-08 Jing Yu <jingyu@google.com>
1789 Zdenek Dvorak <ook@ucw.cz>
1791 PR tree-optimization/42720
1792 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1793 loop unswitch conditions here from ...
1794 (tree_unswitch_single_loop): ... here.
1796 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1798 * tree-if-conv.c: Fix comments and simplify logic.
1800 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1802 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1803 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1804 (main_tree_if_conversion): Update call to tree_if_conversion.
1806 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1809 * doc/invoke.texi (-b,-V): Delete.
1810 * doc/tm.texi: Do not mention -b.
1811 * gcc.c (display_help): Delete -b and -V.
1812 (process_command): Delete -b and -V.
1813 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1815 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1816 Wolfgang Gellerich <gellerich@de.ibm.com>
1818 Implement target hook for loop unrolling
1819 * target.h (loop_unroll_adjust): Add a new target hook function.
1820 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1821 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1822 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1823 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1824 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1826 (decide_unroll_stupid): Likewise.
1828 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1831 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1833 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1835 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1836 (Specific, *-*-solaris2*): Likewise.
1837 Don't prefer Sun as over GNU as.
1839 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1841 * config/s390/s390.c (override_options): Adjust the z10
1842 defaults for max-unroll-times, max-completely-peeled-insns
1843 and max-completely-peel-times.
1845 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1847 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1848 instructions for z10.
1849 (s390_expand_setmem): Likewise.
1850 (s390_expand_cmpmem): Likewise.
1852 2010-04-08 Richard Guenther <rguenther@suse.de>
1854 PR tree-optimization/43679
1855 * tree-ssa-pre.c (eliminate): Only propagate copies.
1857 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1860 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1861 set but not used variable warning.
1863 2010-04-08 Wei Guozhi <carrot@google.com>
1866 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1867 (arm_size_rtx_costs): Call the new function when optimized for size.
1869 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1872 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1873 op0 is not a MEM, just return NULL instead of assertion
1875 (discover_nonconstant_array_refs): Don't walk debug stmts.
1877 2010-04-08 Doug Kwan <dougkwan@google.com>
1879 * configure.ac: Recognize gold and do not use its version number
1880 to test ld features.
1881 * configure: Regenerate.
1883 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1886 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1887 (negate_value): Move code to push elements to broken_up_substracts ...
1888 (eliminate_plus_minus_pair): ... here. Push operands that have no
1889 negative pair to plus_negates.
1890 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1892 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1894 * doc/install.texi (Configuration): Move description of
1895 --enable-lto, --with-libelf*, --enable-gold from Java section to
1898 * doc/generic.texi (Working with declarations)
1899 (Function Properties, C and C++ Trees): Fix typos.
1900 * doc/sourcebuild.texi (Top Level): Likewise.
1902 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1905 * tree.h (DECL_READ_P): Define.
1906 (struct tree_decl_common): Add decl_read_flag.
1907 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1908 a set but not used warning.
1909 (merge_decls): Merge DECL_READ_P flag.
1910 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1911 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1912 * c-common.c (handle_used_attribute, handle_unused_attribute):
1914 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1916 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1918 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1919 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1920 c_parser_binary_expression, c_parser_cast_expression,
1921 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1922 Call default_function_array_read_conversion instead of
1923 default_function_array_conversion where needed.
1924 (c_parser_unary_expression, c_parser_conditional_expression,
1925 c_parser_postfix_expression_after_primary, c_parser_initelt):
1926 Likewise. Call mark_exp_read where needed.
1927 (c_parser_statement_after_labels, c_parser_asm_operands,
1928 c_parser_typeof_specifier, c_parser_sizeof_expression,
1929 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1931 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1933 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1934 (warn_unused_but_set_parameter): Default to warn_unused
1936 * doc/invoke.texi: Document -Wunused-but-set-variable and
1937 -Wunused-but-set-parameter.
1939 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1940 used count variable.
1941 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1942 when operandN variables aren't used in the body of the expander
1944 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1945 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1946 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1947 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1948 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1949 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1950 * tree.c (PROCESS_ARG): Likewise.
1952 2010-04-07 Simon Baldwin <simonb@google.com>
1954 * diagnostic.h (diagnostic_override_option_index): New macro to
1955 set a diagnostic's option_index.
1956 * c-tree.h (c_cpp_error): Add warning reason argument.
1957 * opts.c (_warning_as_error_callback): New.
1958 (register_warning_as_error_callback): Store callback for
1959 warnings enabled via enable_warning_as_error.
1960 (enable_warning_as_error): Call callback, minor code tidy.
1961 * opts.h (register_warning_as_error_callback): Declare.
1962 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1963 response to -Werror=.
1964 (c_common_init_options): Register warning_as_error_callback in opts.c.
1965 * common.opt: Add -Wno-cpp option.
1966 * c-common.c (struct reason_option_codes_t): Map cpp warning
1967 reason codes to gcc option indexes.
1968 * (c_option_controlling_cpp_error): New function, lookup the gcc
1969 option index for a cpp warning reason code.
1970 * (c_cpp_error): Add warning reason argument, call
1971 c_option_controlling_cpp_error for diagnostic_override_option_index.
1972 * doc/invoke.texi: Document -Wno-cpp.
1974 2010-04-07 Richard Guenther <rguenther@suse.de>
1976 * ipa-reference.c (mark_load): Use get_base_address.
1977 (mark_store): Likewise.
1979 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1980 inserting GIMPLE_NOPs into the IL.
1981 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1982 Explicitly strip handled components and indirect references.
1984 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1985 folding address expressions.
1986 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1987 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1988 operand_equal_p to compare decls.
1989 (ptr_deref_may_alias_decl_p): Likewise.
1990 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1991 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1992 Handle reversed comparison ops.
1993 * tree-sra.c (asm_visit_addr): Use get_base_address.
1994 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1995 * ipa-reference.c (mark_address): Use get_base_address.
1997 2010-04-07 Richard Guenther <rguenther@suse.de>
1999 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2000 Propagate constants everywhere.
2002 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2005 * tree.c (MAX_INT_CACHED_PREC): Define.
2006 (nonstandard_integer_type_cache): New array.
2007 (build_nonstandard_integer_type): Cache results for precision
2008 <= MAX_INT_CACHED_PREC.
2010 2010-04-07 Richard Guenther <rguenther@suse.de>
2012 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2013 -fargument-noalias-global, -fargument-noalias-anything): Remove.
2014 * common.opt: Likewise.
2015 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2016 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2017 (nonoverlapping_memrefs_p): Likewise.
2018 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2019 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2020 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2021 OPT_fargument_noalias_global for backward compatibility.
2023 2010-04-07 Richard Guenther <rguenther@suse.de>
2025 PR tree-optimization/43270
2026 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2027 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2028 * tree-ssa-pre.c (phi_translate_1): Adjust.
2029 (fully_constant_expression): Split out vn_reference handling to ...
2030 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2031 Fold reads from constant strings.
2032 (vn_reference_lookup): Handle fully constant references.
2033 (vn_reference_lookup_pieces): Likewise.
2034 * Makefile.in (expmed.o-warn): Add -Wno-error.
2036 2010-04-07 Martin Jambor <mjambor@suse.cz>
2038 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2040 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2043 * gcc.c: Add -static-libstdc++ to list of recognized options.
2045 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2047 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2049 2010-04-07 Richard Guenther <rguenther@suse.de>
2052 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2053 bases build simple mem attributes to retain points-to information.
2055 2010-04-07 Richard Guenther <rguenther@suse.de>
2058 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2059 preserve points-to related information.
2061 2010-04-07 Richard Guenther <rguenther@suse.de>
2064 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2065 discard plain indirect references.
2066 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2067 * tree.c (tree_nop_conversion): Likewise.
2069 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2072 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2074 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2076 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2077 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2079 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2081 * tree-if-conv.c: Fix indentation and comments.
2083 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2085 * tree-if-conv.c: Sort static functions in topological order.
2087 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2089 * tree-if-conv.c: Fix indentation and comments.
2091 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2094 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2095 lang_hooks.types.type_for_size instead of
2096 build_nonstandard_integer_type.
2097 When converting an unsigned type to signed, double its precision.
2098 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2099 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2100 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2103 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2106 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2107 POINTER_PLUS_EXPR for pointer types.
2109 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2112 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2113 * graphite-clast-to-gimple.c: Include langhooks.h.
2114 (max_signed_precision_type): New.
2115 (max_precision_type): Takes two types as arguments.
2116 (precision_for_value): New.
2117 (precision_for_interval): New.
2118 (gcc_type_for_interval): New.
2119 (gcc_type_for_value): New.
2120 (gcc_type_for_clast_term): New.
2121 (gcc_type_for_clast_red): New.
2122 (gcc_type_for_clast_bin): New.
2123 (gcc_type_for_clast_expr): Split up into several functions.
2124 (gcc_type_for_clast_eq): Rewritten.
2125 (compute_bounds_for_level): New.
2126 (compute_type_for_level_1): New.
2127 (compute_type_for_level): New.
2128 (gcc_type_for_cloog_iv): Removed.
2129 (gcc_type_for_iv_of_clast_loop): Rewritten.
2130 (graphite_create_new_loop): Compute the lower and upper bound types
2131 with gcc_type_for_clast_expr.
2132 (graphite_create_new_loop_guard): Same.
2133 (find_cloog_iv_in_expr): Removed.
2134 (compute_cloog_iv_types_1): Removed.
2135 (compute_cloog_iv_types): Removed.
2136 (gloog): Do not call compute_cloog_iv_types.
2137 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2139 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2140 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2141 (GBB_CLOOG_IV_TYPES): Removed.
2143 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2145 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2146 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2147 (detect_commutative_reduction): Same.
2149 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2151 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2152 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2154 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2155 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2156 (rewrite_commutative_reductions_out_of_ssa): Same.
2157 * passes.c (execute_function_todo): Call verify_ssa for every pass
2158 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2159 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2160 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2161 with an extra argument.
2162 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2163 verify_ssa only when the extra argument is true.
2164 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2165 with an extra argument.
2166 (tree_transform_and_unroll_loop): Same.
2168 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2170 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2171 for all the passes of the LNO having LOOP_CLOSED_SSA.
2172 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2173 * tree-loop-distribution.c (pass_loop_distribution): Same.
2174 * tree-pass.h (TODO_verify_loops): Removed.
2175 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2177 (pass_tree_unswitch): Same.
2178 (pass_predcom): Same.
2179 (pass_vectorize): Same.
2180 (pass_linear_transform): Same.
2181 (pass_graphite_transforms): Same.
2182 (pass_iv_canon): Same.
2183 (pass_complete_unroll): Same.
2184 (pass_complete_unrolli): Same.
2185 (pass_parallelize_loops): Same.
2186 (pass_loop_prefetch): Same.
2187 (pass_iv_optimize): Same.
2189 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2192 * passes.c (init_optimization_passes): Move pass_lim before
2193 pass_copy_prop and pass_dce_loop.
2195 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2198 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2199 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2200 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2201 MULTI_* defines for 4 argument vpermil2p* builtins.
2203 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2205 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2206 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2207 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2208 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2209 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2210 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2211 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2212 Use x86_maybe_negate_const_int to output insn mnemonic.
2213 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2214 check from instruction predicate. Update comments.
2215 * config/i386/sync.md (sync_add<mode>): Use
2216 x86_maybe_negate_const_int to output insn mnemonic.
2218 2010-04-06 Jan Hubicka <jh@suse.cz>
2220 PR tree-optimization/42906
2221 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2222 IGNORE_SELF argument. Set visited_control_parents for fully
2224 (find_obviously_necessary_stmts): Update call of
2225 mark_control_dependent_edges_necessary.
2226 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2228 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2230 * config/i386/i386.md: Remove comment about 'e' and 'E'
2233 2010-04-06 Richard Guenther <rguenther@suse.de>
2235 PR tree-optimization/43627
2236 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2237 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2240 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2242 * BASE-VER: Change to 4.6.0.
2245 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2248 2010-04-06 Richard Guenther <rguenther@suse.de>
2251 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2253 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2255 * doc/invoke.texi (Optimize Options): Document that LTO
2256 won't remove object access purely due to incompatible
2259 2010-04-04 Matthias Klose <doko@ubuntu.com>
2261 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2262 Initialize variable.
2264 2010-04-03 Richard Guenther <rguenther@suse.de>
2267 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2268 require a non-NULL MEM_OFFSET.
2270 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2272 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2273 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2274 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2275 config/alpha/predicates.md, config/arm/arm.md,
2276 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2277 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2278 config/darwin9.h, config/darwin.c, config/darwin.h,
2279 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2280 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2281 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2282 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2283 config/mips/mips.md, config/mn10300/mn10300.c,
2284 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2285 config/rs6000/aix.h, config/rs6000/dfp.md,
2286 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2287 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2288 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2289 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2290 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2291 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2292 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2293 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2294 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2295 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2296 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2297 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2298 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2299 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2300 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2301 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2302 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2303 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2304 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2305 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2306 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2307 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2308 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2309 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2310 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2311 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2312 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2313 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2314 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2315 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2316 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2317 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2318 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2319 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2320 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2321 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2323 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2326 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2327 * aclocal.m4: Regenerate.
2329 2010-04-02 Richard Guenther <rguenther@suse.de>
2331 PR tree-optimization/43629
2332 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2333 if we have seen a constant value.
2335 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2337 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2339 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2342 * arm.c (legitimize_tls_address): Adjust call to
2343 gen_tls_load_dot_plus_four.
2344 (arm_note_pic_base): New function.
2345 (arm_cannot_copy_insn_p): Use it.
2346 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2349 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2354 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2356 * Makefile.in ($(out_object_file)): Depend on
2357 gt-$(basename $(notdir $(out_file))).h.
2359 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2361 * config.gcc (lm32-*-rtems*): Add t-lm32.
2363 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2365 * config.gcc: Add lm32-*-rtems*.
2366 * config/lm32/rtems.h: New file.
2368 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2371 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2373 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2375 * dwarf2out.c (output_compilation_unit_header): For
2376 -gdwarf-4 use version 4 instead of version 3.
2377 (output_line_info): For version 4 and above emit additional
2378 maximum ops per insn header field.
2379 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2381 * dwarf2out.c (is_c_family, is_java): Remove.
2382 (lower_bound_default): New function.
2383 (add_bound_info, gen_descr_array_type_die): Use it.
2385 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2388 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2389 re-declaration when it happens in a function.
2391 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2393 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2394 (cgraph_remove_function_insertion_hook): Same.
2395 (cgraph_call_function_insertion_hooks): Same.
2397 2010-04-01 Richard Guenther <rguenther@suse.de>
2400 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2401 and TREE_THIS_VOLATILE.
2402 (copy_ref_info): Likewise.
2403 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2404 * tree.c (build6_stat): Ignore side-effects of all but arg5
2405 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2408 2010-04-01 Richard Guenther <rguenther@suse.de>
2410 PR tree-optimization/43607
2411 * ipa-type-escape.c (check_call): Do not access non-existing
2414 2010-04-01 Richard Guenther <rguenther@suse.de>
2418 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2419 Jack Howarth <howarth@bromo.med.uc.edu>
2421 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2424 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2426 * doc/install.texi (Prerequisites): Document libelf usability on
2427 IRIX 5/6 and Solaris 2.
2428 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2429 Update GNU as, GNU ld requirements.
2430 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2431 Document Sun Studio compiler download.
2432 Update and simplify as, ld recommendations.
2433 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2435 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2437 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2438 with_tune_32 to pentium4.
2440 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2442 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2444 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2446 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2447 obsoletion, removal.
2449 Document GNU as requirement.
2450 Update configure requirements.
2451 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2452 Recomment IRIX 6.5.18+.
2453 Document IDF/IDL requirement.
2454 Document GNU as requirement.
2455 Document GNU ld bootstrap failure.
2456 Remove freeware.sgi.com reference.
2458 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2460 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2461 UNIX V4.0, V5.0 obsoletion, removal.
2462 Remove --with-gc=simple reference.
2463 Update VM requirements during bootstrap.
2464 Remove -oldas bootstrap description.
2465 Update binutils reference.
2466 Remove comparison failure note.
2468 2010-03-31 Richard Guenther <rguenther@suse.de>
2469 Zdenek Dvorak <ook@ucw.cz>
2470 Sebastian Pop <sebastian.pop@amd.com>
2473 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2474 with multiple arguments.
2475 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2477 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2479 * graphite-dependences.c (print_pddr): Call print_pdr with an
2481 * graphite-poly.c (debug_pdr): Add an extra argument for the
2484 (print_pbb_domain): Same.
2486 (print_scop_context): Same.
2488 (print_cloog): Same.
2489 (debug_pbb_domain): Same.
2493 (debug_scop_context): Same.
2495 (debug_cloog): Same.
2496 (print_scop_params): Same.
2497 (debug_scop_params): Same.
2498 (print_iteration_domain): Same.
2499 (print_iteration_domains): Same.
2500 (debug_iteration_domain): Same.
2501 (debug_iteration_domains): Same.
2502 (print_scattering_function): Same.
2503 (print_scattering_functions): Same.
2504 (debug_scattering_function): Same.
2505 (debug_scattering_functions): Same.
2506 * graphite-poly.h (debug_pdr): Update declaration.
2508 (print_pbb_domain): Same.
2510 (print_scop_context): Same.
2512 (print_cloog): Same.
2513 (debug_pbb_domain): Same.
2517 (debug_scop_context): Same.
2519 (debug_cloog): Same.
2520 (print_scop_params): Same.
2521 (debug_scop_params): Same.
2522 (print_iteration_domain): Same.
2523 (print_iteration_domains): Same.
2524 (debug_iteration_domain): Same.
2525 (debug_iteration_domains): Same.
2526 (print_scattering_function): Same.
2527 (print_scattering_functions): Same.
2528 (debug_scattering_function): Same.
2529 (debug_scattering_functions): Same.
2531 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2533 * graphite-poly.c (print_scattering_function_1): New.
2534 (print_scattering_function): Call it.
2535 (print_scop_params): Remove spaces at the end of lines.
2538 * graphite-poly.h (print_cloog): Declared.
2539 (debug_cloog): Declared.
2541 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2543 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2545 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2546 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2547 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2548 to switch between adding the IV bump in loop->latch or in loop->header.
2550 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2552 * graphite-poly.c (print_scattering_function): Pretty print following
2555 (print_pbb_domain): Same.
2556 (dump_gbb_cases): Same.
2557 (dump_gbb_conditions): Same.
2560 (print_scop_params): Same.
2561 (print_scop_context): Same.
2563 (print_pbb_body): New.
2564 (lst_indent_to): New.
2565 (print_lst): Start new lines with a #.
2566 * graphite-poly.h (pbb_bb): New.
2567 (pbb_index): Use pbb_bb.
2568 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2570 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2572 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2574 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2575 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2576 and 0 instead of 1 for dw_val_class_flag.
2577 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2578 dw_val_class_range_list, dw_val_class_loc_list,
2579 dw_val_class_lineptr and dw_val_class_macptr, use
2580 DW_FORM_flag_present for dw_val_class_flag and
2581 DW_FORM_exprloc for dw_val_class_loc.
2582 (output_die): For -gdwarf-4 print dw_val_class_loc
2583 size as uleb128 instead of 1 or 2 bytes and don't print
2584 anything for dw_val_class_flag.
2586 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2587 instead of cselib_lookup following by tweaking locs->setting_insn.
2590 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2591 even before returning from label, setjmp call or volatile asm
2594 2010-03-31 Richard Guenther <rguenther@suse.de>
2597 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2598 temporary data on stack.
2600 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2602 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2603 (PUSHSECTION_ASM_OP): Remove.
2604 (POPSECTION_ASM_OP): Remove.
2605 (PUSHSECTION_FORMAT): Remove.
2606 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2607 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2608 * config/sol2.c (solaris_output_init_fini): Use it.
2610 2010-03-31 Jie Zhang <jie@codesourcery.com>
2613 * opt-functions.awk (var_type_struct): Use signed char type
2614 for simple variables.
2616 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2618 * config/sol2.c: Include output.h.
2619 (solaris_assemble_visibility): New function.
2620 * config/t-sol2 (sol2.o): Add output.h dependency.
2621 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2622 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2625 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2628 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2629 V2SImode or XFmode on PRE_DEC.
2632 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2635 2010-03-31 Jie Zhang <jie@codesourcery.com>
2638 * reload.h (caller_save_initialized_p): Declare.
2639 * toplev.c (backend_init_target): Don't call
2640 init_caller_save but set caller_save_initialized_p to false.
2641 * caller-save.c (caller_save_initialized_p): Define.
2642 (init_caller_save): Check caller_save_initialized_p.
2643 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2645 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2648 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2649 and soft-fp/t-softfp to tmake_file.
2650 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2651 (LIBGCC2_TF_CEXT): Define.
2654 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2657 * cselib.c (n_useless_values): Document handling of debug locs.
2658 (n_useless_debug_values, n_debug_values): New variables.
2659 (new_elt_loc_list): Don't add to debug values, keep count.
2660 (promote_debug_loc): New.
2661 (cselib_reset_table): Zero new variables.
2662 (entry_and_rtx_equal_p): Promote debug locs.
2663 (discard_useless_locs): Increment n_useless_debug_values for
2665 (remove_useless_values): Adjust n_useless_values and n_debug_values
2666 with n_useless_debug_values.
2667 (add_mem_for_addr): Promote debug locs.
2668 (cselib_lookup_mem): Likewise.
2669 (cselib_lookup_addr): Renamed to...
2670 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2671 (cselib_log_lookup): ... this. Turn into...
2672 (cselib_lookup_addr): ... new wrapper.
2673 (cselib_lookup_from_insn): New.
2674 (cselib_invalidate_regno): Increment n_useless_debug_values for
2676 (cselib_invalidate_mem): Likewise.
2677 (cselib_process_insn): Take n_deleted and n_debug_values into
2678 account to guard remove_useless_value call.
2679 (cselib_finish): Zero n_useless_debug_values.
2680 * cselib.h (cselib_lookup_from_insn): Declare.
2681 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2682 (sched_analyze_2): Likewise.
2684 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2686 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2688 (adjust_mems): Replace narrowing SUBREG of expression containing
2689 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2690 with operations in the narrower mode.
2693 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2694 regs_invalidated_by_call instead all call_used_reg_set registers.
2696 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2699 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2700 pointer comparisons with types_compatible_p.
2701 * tree-vect-stmts.c (vectorizable_call): Same.
2702 (vectorizable_condition): Same.
2704 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2706 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2707 stack check if the mask would be zero.
2709 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2710 Jack Howarth <howarth@bromo.med.uc.edu>
2712 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2715 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2718 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2720 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2721 Include ___unordxf2 and ___unordtf2.
2722 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2725 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2727 * config/lm32/t-lm32: New file.
2728 * config.gcc: Use the above file when targetting lm32.
2730 2010-03-28 Duncan Sands <baldrick@free.fr>
2732 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2734 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2737 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2738 Improve vectorization cost model diagnostic.
2740 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2743 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2744 compute_data_dependences_for_loop returns false, early exit
2745 and output an extra diagnostic for the failed data reference
2748 2010-03-29 Richard Guenther <rguenther@suse.de>
2750 PR tree-optimization/43560
2751 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2752 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2754 2010-03-29 Jie Zhang <jie@codesourcery.com>
2757 * toplev.c (process_options): Set optimization_default_node
2758 and optimization_current_node.
2759 * opts.c (decode_options): Don't set optimization_default_node
2760 and optimization_current_node.
2762 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2764 * config/rtems.h: Abandon -qrtems_debug.
2766 2010-03-28 Jan Hubicka <jh@suse.cz>
2768 PR tree-optimization/43505
2769 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2770 map should not be copied.
2772 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2775 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2776 cdtors, set DECL_PRESERVE_P.
2777 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2780 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2782 PR tree-optimization/43528
2783 * stor-layout.c (place_field): Check that constant fits into
2784 unsigned HWI when skipping calculation of MS bitfield layout.
2786 2010-03-27 Jan Hubicka <jh@suse.cz>
2789 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2790 notice_global_symbol work.
2792 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2794 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2795 instead of dwarf2out_decl.
2796 (struct var_loc_node): Remove section_label field.
2797 (dwarf2out_function_decl): New function.
2798 (dwarf2out_var_location): Don't set section_label field.
2799 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2801 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2803 PR tree-optimization/43544
2804 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2805 First argument for builtin vectorized function hook is now a
2806 tree to be able to distinguish between machine specific and
2808 * targhooks.c (default_builtin_vectorized_function): Ditto.
2809 * targhooks.h (default_builtin_vectorized_function): Ditto.
2810 * target.h (struct gcc_target): Ditto.
2811 * tree-vect-stmts.c (vectorizable_function): Ditto.
2812 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2813 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2816 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2819 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2820 nested binding iff it is a FUNCTION_DECL.
2821 (store_parm_decls_newstyle): Pass nested=true to bind for
2822 FUNCTION_DECLs amongst parameters.
2824 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2826 * var-tracking.c (vt_expand_loc_callback): Don't run
2827 cselib_expand_value_rtx_cb in dummy mode if
2828 cselib_dummy_expand_value_rtx_cb returned false.
2830 * var-tracking.c (emit_note_insn_var_location): For one part
2831 notes with offset 0, don't add EXPR_LIST around the location.
2832 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2833 add_location_or_const_value_attribute): Adjust for that change.
2836 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2837 into first operand and location into second.
2838 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2839 dw_cfi_oprnd_loc for DW_CFA_expression.
2840 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2841 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2842 assume first argument is regnum and second argument is location.
2844 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2847 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2848 of scratch register to DImode. Split to DImode comparison operator.
2849 Use SImode subreg of scratch register in the multiplication.
2850 (*cmp_sadd_sidi): Ditto.
2851 (*cmp_ssub_si): Ditto.
2852 (*cmp_ssub_sidi): Ditto.
2854 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2857 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2858 Remove invalid assert and wrong comment.
2860 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2863 * flags.h (final_insns_dump_p): New extern.
2864 * final.c (final_insns_dump_p): New variable.
2865 (rest_of_clean_state): Set it before -fdump-final-insns=
2866 dumping, clear afterwards.
2867 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2868 MEM_ALIAS_SET on MEMs.
2870 2010-03-26 David S. Miller <davem@davemloft.net>
2872 * configure.ac: Fix sparc GOTDATA_OP bug check.
2873 * configure: Rebuild.
2875 2010-03-26 Alan Modra <amodra@gmail.com>
2877 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2879 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2881 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2882 TLS_SECTION_ASM_FLAG.
2884 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2887 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2888 Clear first_function_block_is_cold.
2891 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2892 argument if the argument is truth_value_p.
2894 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2896 * config/rs6000/constraints.md: Update copyright year for my changes.
2899 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2900 used in reg+reg addressing, swap registers.
2902 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2905 * target.h (struct gcc_target): Add code_end hook.
2906 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2908 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2909 * toplev.c (compile_file): Call targetm.asm_out.code_end
2910 hook before unwind info/debug info output.
2911 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2912 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2913 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2914 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2915 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2916 * config/i386/i386.c (ix86_file_end): Renamed to...
2917 (ix86_code_end): ... this. Make static. Don't call
2918 file_end_indicate_exec_stack. Emit unwind info using
2919 final_start_function/final_end_function.
2920 (darwin_x86_file_end): Remove.
2921 (TARGET_ASM_CODE_END): Define.
2922 * config/i386/i386.h (TARGET_ASM_FILE_END,
2923 NEED_INDICATE_EXEC_STACK): Don't define.
2924 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2925 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2926 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2927 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2930 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2931 at the beginning and final_end_function at the end.
2932 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2934 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2936 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2937 and Sun as TLS syntax.
2938 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2939 * configure: Regenerate.
2940 * config.in: Regenerate.
2941 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2942 (default_elf_asm_named_section): Use it.
2943 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2944 (i386_output_dwarf_dtprel): Likewise.
2945 (output_addr_const_extra): Likewise.
2946 (output_pic_addr_const): Lowercase @GOTTPOFF.
2947 (output_addr_const_extra): Likewise.
2948 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2949 (output_addr_const_extra): Likewise.
2950 (output_pic_addr_const): Lowercase @INDNTPOFF.
2951 (output_addr_const_extra): Likewise.
2952 (output_pic_addr_const): Lowercase @NTPOFF.
2953 (output_addr_const_extra): Likewise.
2954 (output_pic_addr_const): Lowercase @TPOFF.
2955 (output_addr_const_extra): Likewise.
2956 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2957 (*tls_global_dynamic_64): Likewise.
2958 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2959 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2961 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2962 (ASM_OUTPUT_TLS_COMMON): Use it.
2963 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2966 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2967 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2968 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2969 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2970 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2971 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2973 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2975 * config/i386/i386.c (override_options): Don't accept
2976 -mtls-dialect=sun any longer.
2977 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2978 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2979 (*tls_local_dynamic_base_32_sun): Likewise.
2980 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2982 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2985 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2986 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2989 * ira.c (adjust_cleared_regs): New function.
2990 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2994 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2996 * expr.c (expand_expr_real): Restore previous
2997 curr_insn_source_location and curr_insn_block after
2998 expand_expr_real_1 call.
2999 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
3000 instead of expand_expr_real_1.
3002 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
3004 PR rtl-optimization/43413
3005 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3008 2010-03-22 James E. Wilson <wilson@codesourcery.com>
3011 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3012 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3014 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3016 * config/i386/i386.c (ix86_target_string): Add -mfma.
3017 Fix a typo in comment.
3019 2010-03-22 Mike Stump <mikestump@comcast.net>
3022 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3023 Don't overly align based upon packed packed fields.
3025 2010-03-22 Jason Merrill <jason@redhat.com>
3027 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3028 Use () rather than [], and move before the element type.
3030 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3032 * doc/configfiles.texi (Configuration Files): Removed
3033 fixinc/Makefile*, intl/Makefile.*.
3034 * doc/makefile.texi: Fixed markup. Abstract from version
3035 control system used.
3036 (Makefile): Removed obsolete gcc/java/parse.y example.
3037 * doc/sourcebuild.texi: Likewise.
3038 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3039 libgomp, libssp. Removed fastjar.
3040 (Miscellaneous Docs): Clarify location.
3041 Added COPYING3, COPYING3.LIB.
3042 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3044 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3047 * config/i386/i386.c (x86_function_profiler)
3048 [!NO_PROFILE_COUNTERS]: Fix typo.
3049 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3052 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3053 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3055 * doc/sourcebuild.texi (Test Directives): Split into six
3056 subsections, with most of the current text in new subsections
3057 Directives, Selectors, and Final Actions.
3058 (Directives): Split list of test directives into multiple
3060 (Selectors): Describe use and syntax of selectors.
3061 (Effective-Target Keywords): Describe all existing keywords.
3062 (Add Options): Describe features for dg-add-options.
3063 (Require Support): Describe variants of dg-require-support.
3064 (Final Actions): Describe commands to use in dg-final.
3066 2010-03-22 Michael Matz <matz@suse.de>
3069 * recog.c (validate_replace_rtx_group): Replace also in
3070 REG_EQUAL and REG_EQUIV notes.
3072 2010-03-22 Richard Guenther <rguenther@suse.de>
3074 PR tree-optimization/43390
3075 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3076 sure vector extracts are type correct.
3078 2010-03-22 Richard Guenther <rguenther@suse.de>
3081 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3082 x * sqrt (x) even when optimizing for size if the target
3083 has native support for sqrt.
3085 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3087 * varasm.c (make_decl_rtl_for_debug): Also clear
3088 flag_mudflap for the duration of make_decl_rtl call.
3091 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3092 locs from preserved VALUEs.
3094 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3097 * pa.md (movmemsi): Set align to one if zero.
3098 (movmemdi): Likewise.
3100 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3103 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3104 with their corresponding prologue pushes.
3106 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3109 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3110 at the begining or end.
3111 (spu_expand_epilogue): Likewise.
3113 2010-03-20 Richard Guenther <rguenther@suse.de>
3115 PR rtl-optimization/43438
3116 * combine.c (make_extraction): Properly zero-/sign-extend an
3117 extraction of the low part of a CONST_INT. Also handle
3120 2010-03-19 Mike Stump <mikestump@comcast.net>
3122 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3123 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3124 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3126 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3129 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3132 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3134 PR rtl-optimization/42258
3135 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3136 use that may match DEF.
3139 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3140 the cost of loading the constant rather than assuming
3142 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3143 outer code is AND, do the same tests as the andsi3 expander and
3144 return COSTS_N_INSNS (1) if and is cheap.
3146 * optabs.c (avoid_expensive_constant): Fix formatting.
3148 2010-03-19 Michael Matz <matz@suse.de>
3151 * attribs.c (decl_attributes): When rebuilding a function pointer
3152 type use the same qualifiers as the original pointer type.
3154 2010-03-19 Martin Jambor <mjambor@suse.cz>
3156 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3157 and is_gimple_ip_invariant_address.
3159 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3162 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3164 * config/arm/arm.c (arm_override_options): Turn off
3165 flag_dwarf2_cfi_asm for AAPCS variants.
3167 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3170 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3171 Use PRE_MODIFY instead of PRE_DEC.
3172 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3173 (vfp_emit_fstmd): Likewise.
3175 2010-03-19 Michael Matz <matz@suse.de>
3178 * builtins.c (expand_builtin_interclass_mathfn,
3179 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3182 2010-03-19 Richard Guenther <rguenther@suse.de>
3184 PR tree-optimization/43415
3185 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3186 (phi_translate_1): ... this.
3187 (phi_translate): Move all caching here. Cache all NARY
3188 and REFERENCE translations.
3190 2010-03-19 David S. Miller <davem@davemloft.net>
3192 With help from Eric Botcazou.
3193 * config/sparc/sparc.c: Include dwarf2out.h.
3194 (emit_pic_helper): Delete.
3195 (pic_helper_symbol_name): Delete.
3196 (pic_helper_emitted_p): Delete.
3197 (pic_helper_needed): New.
3198 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3199 (get_pc_thunk_name): New.
3200 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3201 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3202 Set pic_helper_needed to true. Don't call emit_pic_helper.
3203 (sparc_expand_prologue): Update load_pic_register call.
3204 (sparc_output_mi_thunk): Likewise.
3205 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3206 thunk if possible. Output CFI information as needed.
3208 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3209 Jack Howarth <howarth@bromo.med.uc.edu>
3212 * config/i386/i386.h: Fix ABI on darwin x86-32.
3214 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3216 * tree.h: Declare make_decl_rtl_for_debug.
3217 * varasm.c (make_decl_rtl_for_debug): New.
3218 * dwarf2out.c (rtl_for_decl_location): Call it.
3219 * cfgexpand.c (expand_debug_expr): Call it.
3221 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3224 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3228 * var-tracking.c (vt_init_cfa_base): Do nothing if
3229 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3231 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3234 * var-tracking.c (canonicalize_vars_star): New.
3235 (dataflow_post_merge_adjust): Use it.
3237 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3240 * var-tracking.c (non_suitable_const): New function.
3241 (add_uses): For DEBUG_INSNs with constants, don't record any
3242 value, instead just the constant value itself.
3243 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3244 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3245 (emit_notes_in_bb): Likewise.
3246 (emit_note_insn_var_location): For onepart variables if
3247 cur_loc is a VOIDmode constant, use DECL_MODE.
3249 2010-03-18 Martin Jambor <mjambor@suse.cz>
3252 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3253 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3254 all non-clones. Moved call redirection...
3255 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3256 (cgraph_materialize_all_clones): Dispose of all
3257 combined_args_to_skip bitmaps.
3258 (verify_cgraph_node): Do not check for edges pointing to wrong
3259 nodes in inline clones.
3260 * tree-inline.c (copy_bb): Call
3261 cgraph_redirect_edge_call_stmt_to_callee.
3262 * ipa.c (cgraph_remove_unreachable_nodes): Call
3263 cgraph_node_remove_callees even when there are used clones.
3265 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3267 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3269 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3272 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3275 2010-03-18 Michael Matz <matz@suse.de>
3278 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3279 into sqrt(x) if we need to preserve signed zeros.
3281 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3282 Eric Botcazou <ebotcazou@adacore.com>
3284 PR rtl-optimization/43360
3285 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3286 note if we don't know its invariant status.
3288 2010-03-18 Michael Matz <matz@suse.de>
3290 PR tree-optimization/43402
3291 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3292 PHI chains of ssa names registered for update.
3294 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3297 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3298 non-offsettable and pre_modify update addressing.
3299 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3300 and "2" alternatives "#".
3301 (*movdd_softfloat32): Make all alternatives "#";
3302 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3303 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3304 (*movdf_softfloat32): Make all alternatives "#";
3305 (movdi): Use the new DIFD mode iterator to create a common splitter
3306 for movdi, movdf and movdd patterns.
3308 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3310 * common.opt (dumpdir): Remove redundant tab.
3312 2010-03-17 Martin Jambor <mjambor@suse.cz>
3314 PR tree-optimization/43347
3315 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3316 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3318 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3320 PR rtl-optimization/42216
3321 * regrename.c (create_new_chain): New function, broken out from...
3322 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3323 appending a use to an empty chain.
3324 (build_def_use): Remove previous changes that convert OP_INOUT to
3325 OP_OUT operands; instead detect the case where an OP_INOUT operand
3326 uses a previously untracked register and create an empty chain for it.
3328 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3330 * doc/extend.texi (Function Attributes): Rewrite unfinished
3331 sentence in ms_abi documentation.
3333 2010-03-17 Alan Modra <amodra@gmail.com>
3335 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3336 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3337 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3338 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3340 2010-03-16 Richard Henderson <rth@redhat.com>
3343 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3344 (lower_try_finally): Save and restore eh_seq around the expansion
3347 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3349 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3350 statements before splitting block.
3352 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3354 * doc/sourcebuild.texi (Testsuites): Fix markup.
3355 Use pathnames relative to gcc/testsuite.
3356 (Test Directives): Move description of how timeout is determined.
3357 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3358 (C Tests): Correct gcc.misc-tests directory.
3359 Framework tests now live in gcc.test-framework.
3361 2010-03-16 Richard Guenther <rguenther@suse.de>
3364 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3365 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3367 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3368 Alexandre Oliva <aoliva@redhat.com>
3370 PR tree-optimization/42917
3371 * lambda-code.c (remove_iv): Skip debug statements.
3372 (lambda_loopnest_to_gcc_loopnest): Likewise.
3373 (not_interesting_stmt): Debug statements are not interesting.
3375 2010-03-16 Jakub Jelinek <jakub@redhat.com>
3379 * cselib.c (cselib_preserve_constants,
3380 cfa_base_preserved_val): New static variables.
3381 (preserve_only_constants): New function.
3382 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3383 clear its REG_VALUES. If cselib_preserve_constants, don't
3384 empty the whole hash table, but preserve there VALUEs with constants,
3385 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3386 (cselib_preserve_cfa_base_value): New function.
3387 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3388 (cselib_init): Change argument to int bitfield. Set
3389 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3391 (cselib_finish): Clear cselib_preserve_constants and
3392 cfa_base_preserved_val.
3393 * cselib.h (enum cselib_record_what): New enum.
3394 (cselib_init): Change argument to int.
3395 (cselib_preserve_cfa_base_value): New prototype.
3396 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3397 * dse.c (dse_step1): Likewise.
3398 * cfgcleanup.c (thread_jump): Likewise.
3399 * sched-deps.c (sched_analyze): Likewise.
3400 * gcse.c (local_cprop_pass): Likewise.
3401 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3402 If FN is non-NULL, call the callback always and whenever it returns
3403 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
3404 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3405 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3406 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3407 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3408 * var-tracking.c: Include recog.h.
3409 (bb_stack_adjust_offset): Remove.
3410 (vt_stack_adjustments): Don't call it, instead just gather the
3411 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3412 (adjust_stack_reference): Remove.
3413 (compute_cfa_pointer): New function.
3414 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3415 (struct adjust_mem_data): New type.
3416 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3418 (get_address_mode): New function.
3419 (replace_expr_with_values): Use it.
3420 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3421 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
3422 (adjust_sets): Remove.
3423 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3424 Use get_address_mode.
3425 (get_adjusted_src): Remove.
3426 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
3427 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
3428 (add_with_sets): Don't call adjust_sets.
3429 (fp_setter, vt_init_cfa_base): New functions.
3430 (vt_initialize): Change return type to bool. Move most of pool etc.
3431 initialization to the beginning of the function from end. Pass
3432 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3433 If !frame_pointer_needed, call vt_stack_adjustment before mos
3434 vector is filled, call vt_init_cfa_base if argp/framep has been
3435 eliminated to sp. If frame_pointer_needed and argp/framep has
3436 been eliminated to hard frame pointer, set
3437 hard_frame_pointer_adjustment and call vt_init_cfa_base after
3438 encountering fp setter in the prologue. For MO_ADJUST, call
3439 log_op_type before pusing the op into mos vector, not afterwards.
3440 Call adjust_insn before cselib_process_insn/add_with_sets,
3441 call cancel_changes (0) afterwards.
3442 (variable_tracking_main_1): Adjust for vt_initialize calling
3443 vt_stack_adjustments and returning whether it succeeded or not.
3445 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3447 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3450 2010-03-15 Jakub Jelinek <jakub@redhat.com>
3452 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3454 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3455 drap_reg has not been set.
3457 2010-03-15 Michael Matz <matz@suse.de>
3460 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3461 use it to expand block copies.
3462 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3463 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3464 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3466 2010-03-15 Richard Guenther <rguenther@suse.de>
3468 PR tree-optimization/43367
3469 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3472 2010-03-15 Richard Guenther <rguenther@suse.de>
3474 PR tree-optimization/43317
3475 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3477 2010-03-15 Martin Jambor <mjambor@suse.cz>
3479 PR tree-optimization/43141
3480 * tree-sra.c (create_abstract_origin): New function.
3481 (modify_function): Call create_abstract_origin.
3483 2010-03-15 Chris Demetriou <cgd@google.com>
3485 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3488 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3491 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3492 call insert_out_of_ssa_copy for default definitions.
3494 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3496 * graphite-clast-to-gimple.c (my_long_long): Defined.
3497 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3498 * graphite-sese-to-poly.c (my_long_long): Defined.
3499 (scop_ivs_can_be_represented): Use it.
3501 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3503 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3504 graphite-max-bbs-per-function, and loop-block-tile-size.
3505 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3507 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3509 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3511 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3512 forward declaration.
3513 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3514 (add_upper_bounds_from_estimated_nit): New.
3515 (build_loop_iteration_domains): Use it.
3517 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3519 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3521 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3524 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3525 should be an INTEGER_CST. Also handle CASE_CONVERT.
3527 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3529 * graphite.c (graphite_initialize): To bound the number of bbs per
3530 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3531 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3532 * doc/invoke.texi: Document it.
3534 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3536 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3537 * graphite-sese-to-poly.h (build_poly_scop): Same.
3539 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3541 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3542 the number of parameters in the scop. Use as an upper bound
3543 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3544 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3545 * doc/invoke.texi: Document it.
3547 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
3549 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3550 * doc/c-tree.texi: Remove.
3551 * doc/generic.texi: Merge c-tree.texi here.
3552 * doc/gccint.texi (Trees): Remove menu entry.
3553 (c-tree.texi): Remove @include.
3554 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3555 * doc/languages.texi (Reading RTL): Ditto.
3557 2010-03-12 Steve Ellcey <sje@cup.hp.com>
3560 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3562 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3565 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3566 code added to work around reload clobbering CONST insns.
3568 2010-03-12 Jakub Jelinek <jakub@redhat.com>
3570 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3571 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3572 (cselib_preserve_only_values): Remove retain argument, don't
3573 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3574 * cselib.h (cselib_preserve_only_values): Remove retain argument.
3575 * var-tracking.c (micro_operation): Move insn field before union.
3576 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3577 (struct variable_tracking_info_def): Remove n_mos field, change
3578 mos into a vector of micro_operations.
3579 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3580 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3581 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3582 changing into a vector.
3583 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3584 come before all other uops generated by add_stores.
3585 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3587 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3588 a vector. Run just one pass over the bbs instead of separate counting
3589 and computation phase.
3590 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3593 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3594 into *nonlocalized_list vector.
3595 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3596 even if origin is non-NULL.
3597 (gen_variable_die): Likewise.
3598 (process_scope_var): Don't change origin.
3599 (gen_decl_die): Likewise.
3600 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3601 before adding new edges instead of after it, fix moving over
3604 2010-03-11 David S. Miller <davem@davemloft.net>
3606 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3608 * configure: Rebuild.
3610 2010-03-11 Martin Jambor <mjambor@suse.cz>
3612 PR tree-optimization/43257
3613 * tree.c (assign_assembler_name_if_neeeded): New function.
3614 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3616 * tree.h (assign_assembler_name_if_neeeded): Declare.
3617 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3618 the function if needed.
3620 2010-03-11 Chris Demetriou <cgd@google.com>
3622 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3623 include/stdint-gcc.h, and include/stdint.h world-readable.
3625 2010-03-11 Richard Guenther <rguenther@suse.de>
3627 PR tree-optimization/43255
3628 * tree-vrp.c (process_assert_insertions_for): Do not insert
3629 asserts for trivial conditions.
3631 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3633 PR tree-optimization/43280
3634 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3635 generation. Move calculation of size out of the if branch.
3636 (find_bswap): Modify compare number generation.
3638 2010-03-11 Richard Guenther <rguenther@suse.de>
3641 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3642 (input_gimple_stmt): Fixup handled component types during
3643 operand read. Also fix up decls in ADDR_EXPRs.
3645 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3647 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3648 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3650 2010-03-10 Jan Hubicka <jh@suse.cz>
3653 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3654 * varasm.c (get_variable_section): Don't do that here...
3655 (make_decl_rtl): ... and here.
3656 (do_assemble_alias): Produce decl RTL.
3657 (assemble_alias): Likewise.
3659 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3662 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3663 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3665 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3666 (based_loc_descr): Only express drap or vdrap regno based expressions
3667 using DW_OP_fbreg when not optimizing.
3668 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3669 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3670 REG_CFA_SET_VDRAP note.
3672 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3674 PR tree-optimization/43236
3675 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3676 error in calculation of base address in reverse iteration case.
3677 (generate_builtin): Take number of latch executions if the statement
3680 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3683 * tree-eh.c: Include pointer-set.h.
3684 (lower_eh_dispatch): Filter out duplicate case labels and
3685 remove the unneeded edge when the label is unused. Return
3686 true when some edges are removed.
3687 (execute_lower_eh_dispatch): When any lowering resulted in
3688 removing an edge, also delete unreachable blocks.
3690 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3693 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3694 UNSPEC_MACHOPIC_OFFSET.
3696 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3699 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3700 (m68k_delegitimize_address): New function.
3702 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3705 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3708 * var-tracking.c (adjust_sets): New function.
3709 (count_with_sets, add_with_sets): Use it.
3710 (get_adjusted_src): New inline function.
3711 (add_stores): Use it.
3714 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3715 call cselib_dummy_expand_value_rtx_cb instead of
3716 cselib_expand_value_rtx_cb.
3719 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3720 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3721 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3722 and .cfi_endproc around the pic thunks.
3723 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3724 all queued unwind info register saves are saved before the call.
3725 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3726 considered as sp-=4 for unwind info and the pop as sp+=4 which
3727 also clobbers dest, but doesn't actually restore it.
3730 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3731 RTX_FRAME_RELATED_P.
3733 2010-03-09 Jie Zhang <jie@codesourcery.com>
3735 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3736 whitespaces in output template.
3738 2010-03-09 Jie Zhang <jie@codesourcery.com>
3740 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3743 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3745 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3746 builtins.exp in a separate job.
3748 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3750 * graphite-sese-to-poly.c (add_param_constraints): Use
3751 lower_bound_in_type and upper_bound_in_type.
3753 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3755 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3756 instead of unsigned_type_node.
3758 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3759 Reza Yazdani <reza.yazdani@amd.com>
3762 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3763 on pointer type parameters.
3765 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3769 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3770 handle conversions from pointer to integers.
3771 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3772 induction variable, to be able to work with code generated by CLooG.
3773 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3774 (build_poly_scop): Bail out if we cannot codegen a loop.
3776 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3778 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3779 code generation with gloog_error.
3781 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3783 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3784 Call fold_convert on all the returned values.
3785 (expand_scalar_variables_expr): Pass to
3786 expand_scalar_variables_ssa_name the type of the resulting expression.
3788 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3790 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3791 ppl_min_for_le_pointset.
3792 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3793 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3795 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3797 * graphite-dependences.c (map_into_dep_poly): Removed.
3798 (dependence_polyhedron_1): Use combine_context_id_scat.
3800 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3802 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3803 (struct poly_bb): Same.
3804 (combine_context_id_scat): New.
3806 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3809 * sese.c (name_defined_in_loop_p): Return false for default
3812 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3814 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3815 and clean up the logic.
3817 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3819 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3822 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3824 * var-tracking.c (remove_cselib_value_chains): Define only for
3826 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3827 delete_slot_part, emit_notes_for_differences_1): Don't call
3828 remove_cselib_value_chains here.
3829 (set_slot_part, emit_notes_for_differences_2): Don't call
3830 add_cselib_value_chains here.
3831 (preserved_values): New vector.
3832 (preserve_value): New function.
3833 (add_uses, add_stores, vt_add_function_parameters): Use it
3834 instead of cselib_preserve_value.
3835 (changed_values_stack): New vector.
3836 (check_changed_vars_0): New function.
3837 (check_changed_vars_1, check_changed_vars_2): Use it.
3838 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3839 changed_values_stack VALUEs.
3840 (vt_emit_notes): For all preserved_values call
3841 add_cselib_value_chains. If ENABLE_CHECKING call
3842 remove_cselib_value_chains before verifying value_chains is empty.
3843 Initialize and free changed_values_stack.
3844 (vt_initialize): Initialize preserved_values.
3845 (vt_finalize): Free preserved_values.
3847 2010-03-08 Richard Guenther <rguenther@suse.de>
3849 PR tree-optimization/43269
3850 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3853 2010-03-08 Martin Jambor <mjambor@suse.cz>
3855 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3856 (ipa_is_param_called): Removed.
3857 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3858 (ipa_print_node_params): Do not print the called flag.
3859 (ipa_write_node_info): Do not stream the called flag.
3860 (ipa_read_node_info): Likewise.
3862 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3865 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3866 * cselib.c (struct expand_value_data): Add dummy field.
3867 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3869 (cselib_dummy_expand_value_rtx_cb): New function.
3870 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3872 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3873 * var-tracking.c: Include pointer-set.h.
3874 (variable): Change n_var_parts to char from int. Add
3875 cur_loc_changed and in_changed_variables fields.
3876 (variable_canonicalize): Remove.
3877 (shared_var_p): New inline function.
3878 (unshare_variable): Maintain cur_loc_changed and
3879 in_changed_variables fields. If var was in changed_variables,
3880 replace it there with new_var. Just copy cur_loc instead of
3881 resetting it to something else.
3882 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3883 (dataflow_set_union): Don't call variable_canonicalize.
3884 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3885 of their DEBUG_EXPR_TREE_DECLs.
3886 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3887 and in_changed_variables and cur_loc_changed is false.
3888 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3889 and cur_loc_changed. Don't update cur_loc here.
3890 (variable_merge_over_src): Don't call variable_canonicalize.
3891 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3892 removing loc that is equal to cur_loc, clear cur_loc,
3893 set cur_loc_changed and ensure variable_was_changed is called.
3894 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3895 compare pointers in cur_loc check, if it is equal to loc,
3896 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3897 (variable_different_p): Remove compare_current_location argument,
3898 don't compare cur_loc.
3899 (dataflow_set_different_1): Adjust variable_different_p caller.
3900 (variable_was_changed): If dv had some var in changed_variables
3901 already, reset in_changed_variables flag for it and propagate
3902 cur_loc_changed over to the new variable. On empty var
3903 always set cur_loc_changed. Set in_changed_variables on whatever
3904 var is added to changed_variables.
3905 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3906 Use shared_var_p. When removing loc that is equal to cur_loc,
3907 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3908 end, don't set it to something else, just call variable_was_changed.
3909 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3910 loc being removed, clear cur_loc and set cur_loc_changed.
3911 Set cur_loc_changed if all locations have been removed.
3912 (struct expand_loc_callback_data): New type.
3913 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3914 allocated. Always create SUBREGs if simplify_subreg failed.
3915 Prefer to use cur_loc, when that fails and still in
3916 changed_variables (and seen first time) recompute it. Set
3917 cur_loc_changed of variables which had to change cur_loc and
3918 compute elcd->cur_loc_changed if any of the subexpressions used
3919 had to change cur_loc.
3920 (vt_expand_loc): Adjust to pass arguments in
3921 expand_loc_callback_data structure.
3922 (vt_expand_loc_dummy): New function.
3923 (emitted_notes): New variable.
3924 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3925 that weren't used for any other decl in current
3926 emit_notes_for_changes call call vt_expand_loc_dummy to update
3927 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3928 first loc_chain location if NULL before. Always use just
3929 cur_loc instead of first loc_chain location. When cur_loc_changed
3930 is false, when not --enable-checking=rtl just don't emit any note.
3931 When rtl checking, compute the note and assert it is the same
3932 as previous note. Clear cur_loc_changed and in_changed_variables
3933 at the end before removing from changed_variables.
3934 (check_changed_vars_3): New function.
3935 (emit_notes_for_changes): Traverse changed_vars to call
3936 check_changed_vars_3 on each changed var.
3937 (emit_notes_for_differences_1): Clear cur_loc_changed and
3938 in_changed_variables. Recompute cur_loc of new_var.
3939 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3940 (vt_emit_notes): Initialize and destroy emitted_notes.
3942 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3944 PR rtl-optimization/42220
3945 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3946 Use verify_reg_tracked to determine if we should use OP_OUT rather
3948 (build_def_use): If we see an in-out operand for a register that we
3949 know nothing about, treat is an output if possible, fail the block if
3952 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3955 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3958 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3961 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3962 uses of relevant DEFs that are dead outside the loop too.
3964 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3966 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3968 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3970 * var-tracking.c (values_to_unmark): New variable.
3971 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3972 values_to_unmark vector. Moved body to...
3973 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3974 instead queue it into values_to_unmark vector.
3975 (vt_find_locations): Free values_to_unmark vector.
3977 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3979 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3980 (site.exp): Export them when plugins are enabled.
3982 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3985 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3987 (chrec_fold_multiply): Same.
3989 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3992 * c-decl.c (build_compound_literal): Return early if init is
3995 2010-03-04 Martin Jambor <mjambor@suse.cz>
3997 PR tree-optimization/43164
3998 PR tree-optimization/43191
3999 * tree-sra.c (type_consists_of_records_p): Reject records with
4000 zero-size bit-fields at the end.
4002 2010-03-04 Mike Stump <mikestump@comcast.net>
4004 * Makefile.in (TAGS): Remove *.y.
4006 2010-03-04 Richard Guenther <rguenther@suse.de>
4008 PR tree-optimization/40761
4009 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
4011 (my_rev_post_order_compute): New function.
4012 (init_pre): Call it.
4014 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
4017 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
4018 decrease the cost of an IV candidate when the cost is infinite.
4020 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4022 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
4023 Use '3DNow!' for the extension of that name, ensure normal space
4025 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4027 2010-03-03 Jeff Law <law@redhat.com>
4029 * PR middle-end/32693
4030 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
4031 than gen_rtx_SUBREG.
4032 (extract_bit_field_1): Likewise.
4034 2010-03-03 Janis Johnson <janis187@us.ibm.com>
4036 * doc/sourcebuild.texi (Test directives): Document that arguments
4037 include-opts and exclude-opts are now optional for dg-skip-if,
4038 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
4040 2010-03-03 Jason Merrill <jason@redhat.com>
4043 * cgraph.h (varpool_node): Add extra_name field.
4044 * varpool.c (varpool_extra_name_alias): New.
4045 (varpool_assemble_decl): Emit extra name aliases.
4046 (varpool_mark_needed_node): Look past an extra name alias.
4047 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4048 * lto-streamer-in.c (lto_input_tree): Read it.
4049 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4051 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4053 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4054 (sparc*-*-solaris2*): ...this.
4056 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4059 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4060 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4061 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4062 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4065 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4066 fallthrough to default handling, just with want_address 0 instead of 2.
4067 For single element lists, add_AT_loc directly, otherwise create an
4068 artificial variable DIE and stick location list to it.
4071 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4072 (VAL_EXPR_HAS_REVERSE): Define.
4073 (reverse_op): New function.
4074 (add_stores): For reversible operations add an extra MO_VAL_USE.
4076 2010-03-02 Jason Merrill <jason@redhat.com>
4078 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4080 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4082 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4083 (sparc64-*-linux*): Likewise.
4084 (sparc64-*-solaris2*): Include assembler files before linker ones.
4085 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4086 * config/sparc/gas.h: Delete.
4087 * config/sparc/sol2-64.h: Add copyright notice.
4088 * config/sparc/sol2-gas-bi.h: Likewise.
4089 * config/sparc/sol2-gld.h: Likewise.
4090 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4091 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4092 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4093 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4094 (sparc_elf_asm_named_section): Rename into...
4095 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4097 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4099 * config/alpha/alpha.c (override_options): Fix -mtune error message.
4101 2010-03-02 Jeff Law <law@redhat.com>
4104 * reload1.c (rtx_p, substitute_stack): Declare.
4105 (substitute): Record addresses of changed rtxs.
4106 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
4107 Restore the original rtx when complete.
4108 (reload): Free subsitute_stack when complete.
4110 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4112 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4113 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4115 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4116 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4117 Torture Tests): Change from subsection to section.
4119 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4120 Steven Bosscher <steven@gcc.gnu.org>
4122 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4125 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4128 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4129 the assignment from the new induction variable to the assignment
4130 of the value from the original loop PHI function.
4132 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4133 Daniel Jacobowitz <dan@codesourcery.com>
4135 * doc/sourcebuild.texi (Test directives): Clarify options to
4138 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4140 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4141 Disable cfi directives unless GCC and gas agree on using read-only
4142 .eh_frame sections for 64-bit.
4143 * configure: Regenerate.
4145 2010-03-01 Richard Guenther <rguenther@suse.de>
4147 PR tree-optimization/43220
4148 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4149 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4151 2010-03-01 Richard Guenther <rguenther@suse.de>
4152 Martin Jambor <mjambor@suse.cz>
4155 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4156 gimplified parameters.
4158 2010-03-01 Christian Bruel <christian.bruel@st.com>
4160 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4162 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4164 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4166 2010-03-01 Richard Guenther <rguenther@suse.de>
4169 * expr.c (expand_assignment): Use the alias-oracle to tell
4170 if the rhs aliases the result decl.
4172 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4175 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4176 to sol_gt_pch_get_address.
4177 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4178 64-bit, SPARC and x86.
4179 (sol_gt_pch_get_address): New function.
4181 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4183 * toplev.h (inform_n, error_n): Declare.
4184 * diagnostic.c (inform_n, error_n): New function.
4186 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4188 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4189 has no rtl yet when processing local_decls, queue it and recheck
4190 if deferred stack allocation hasn't assigned it rtl.
4192 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4194 * config/sh/sh.c (unspec_bbr_uid): New.
4195 (gen_block_redirect): Use it instead of INSN_UID.
4196 (gen_far_branch): Likewise.
4198 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4200 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4201 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4203 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4205 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4206 (Warning Options): -Wno-conversion-null is valid for
4207 Objective-C++ as well.
4208 * doc/tm.texi (Named Address Spaces): Likewise.
4209 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4210 * doc/tree-ssa.texi (Tree SSA): Likewise.
4212 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4215 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4216 by default. Don't set the default arch for
4217 i[34567]86-*-darwin*|x86_64-*-darwin*.
4219 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4222 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4223 default. Set the default 32bit/64bit archs with $with_arch
4224 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4226 2010-02-27 Richard Guenther <rguenther@suse.de>
4228 PR tree-optimization/43186
4229 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4230 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4231 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4232 unroller iterations.
4234 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4236 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4237 required and i[34567]86-*-* targets don't support 64bit ISA.
4239 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4242 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4245 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4247 * config.gcc: Set the default arch at least to Prescott for
4248 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4249 if SSE math is enabled.
4251 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4253 * diagnostic.c (diagnostic_initialize): Update.
4254 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4256 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4257 (diagnostic_inhibit_notes): New.
4258 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4260 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4263 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4264 * doc/standards.texi: Likewise.
4265 * doc/extend.texi: Likewise.
4266 * doc/trouble.texi: Likewise.
4267 * doc/cppopts.texi: Likewise.
4268 * doc/install.texi: Likewise.
4269 * c.opt (std=c90,std=gnu90): New options.
4270 * c-opts.c (c_common_handle_option): Handle them.
4272 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4275 * c-decl.c (undeclared_variable): Use an informative note.
4277 2010-02-26 Richard Guenther <rguenther@suse.de>
4279 PR tree-optimization/43186
4280 * gimple.h (gimple_fold): Remove.
4281 * gimple.c (gimple_fold): Remove. Inline into single user ...
4282 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4283 Try harder for conditions.
4285 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4288 * function.c (used_types_insert): Don't skip through named pointer
4289 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4290 and it is different from the main variant's type.
4292 2010-02-26 Nick Clifton <nickc@redhat.com>
4294 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4296 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4298 * config.gcc: Support --with-fpmath=sse for x86.
4300 * config/i386/ssemath.h: New.
4302 * doc/install.texi (--with-fpmath=sse): Documented.
4304 2010-02-26 Richard Guenther <rguenther@suse.de>
4306 PR tree-optimization/43188
4307 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4308 vector types of over-aligned element type.
4310 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4313 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4314 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4316 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4318 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4320 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4322 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4323 * var-tracking.c: Include diagnostic.h.
4324 (debug_dv): New function.
4325 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4328 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4329 (add_value_chain, add_value_chains, remove_value_chain,
4330 remove_value_chains): Handle DEBUG_EXPRs.
4331 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4334 * regcprop.c (struct queued_debug_insn_change): New type.
4335 (struct value_data_entry): Add debug_insn_changes field.
4336 (struct value_data): Add n_debug_insn_changes field.
4337 (debug_insn_changes_pool): New variable.
4338 (free_debug_insn_changes, apply_debug_insn_changes,
4339 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4340 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4341 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4343 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4345 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4346 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4347 changes, call cprop_find_used_regs via note_stores.
4348 (copyprop_hardreg_forward): When copying vd from predecessor
4349 which has any queued DEBUG_INSN changes, make sure the pointers are
4350 cleared. At the end call df_analyze and then if there are any
4351 DEBUG_INSN changes queued at the end of some basic block for still
4352 live registers, apply them.
4353 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4355 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4357 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
4360 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
4362 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
4363 targets. Set the default with_cpu/with_arch from arch/cpu.
4364 Allow x86-64 and native for with_cpu/with_arch.
4366 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
4368 * ebitmap.c: Change calls to verify_popcount with calls to
4369 sbitmap_verify_popcount.
4370 (ebitmap_clear_bit): Fixed map->cacheindex test and
4371 map>cache update when bit clearing results in an empty
4374 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4377 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
4378 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
4379 and support both V2DF and V2DI modes.
4380 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
4381 support both V2DF and V2DI modes.
4382 (general): Delete trailing whitespace from a few patterns.
4384 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4385 V2DF/V2DI interleave high/low builtins.
4387 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
4390 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
4391 interleave high/low functions.
4393 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4395 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
4396 #pragma extern_prefix.
4398 2010-02-25 Jakub Jelinek <jakub@redhat.com>
4401 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
4402 BLKmode, assert op0 is a MEM and just adjust its mode.
4405 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
4406 if bitpos isn't multiple of mode's bitsize.
4408 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4410 * c.opt (-ftemplate-depth=): New.
4411 (-ftemplate-depth-): Deprecate.
4412 * optc-gen.awk: Handle -ftemplate-depth=.
4413 * opth-gen.awk: Likewise.
4414 * c-opts.c (c_common_handle_option): Likewise.
4415 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
4417 2010-02-24 Jason Merrill <jason@redhat.com>
4419 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
4421 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4423 * cfg.c (alloc_aux_for_block): Remove inline.
4424 (alloc_aux_for_edge): Likewise.
4426 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4428 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
4430 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4432 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
4433 * config/i386/sol2-gas.h: New file.
4434 * config.gcc (i[34567]86-*-solaris2*): Use it.
4436 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4439 * c-typeck.c (ep_convert_and_check): New.
4440 (build_conditional_expr): Use it.
4441 (build_binary_op): Likewise.
4443 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4445 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
4448 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
4449 bounds even for -O+.
4450 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
4451 expr needs to have DECL_NAME set.
4453 2010-02-24 Nick Clifton <nickc@redhat.com>
4455 * config/mep/mep.c: Include gimple.h.
4456 (mep_function_uses_sp): Delete unused function.
4457 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
4458 parameters. Use unsigned integers to count args. Return a
4459 NULL_RTX instead of an error_mark_node. Toidy up formatting.
4461 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4464 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
4465 greater or equal to nelt instead of 2 * nelt.
4466 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
4469 2010-02-23 Jason Merrill <jason@redhat.com>
4472 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4473 in cfun->local_decls even if they have register types.
4476 * stor-layout.c (place_field): Don't warn about unnecessary
4477 DECL_PACKED if the type is packed.
4479 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4482 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4483 GOTOFF relocs, even when the base reg isn't pic pointer.
4485 2010-02-23 Michael Matz <matz@suse.de>
4488 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4489 (expand_gimple_basic_block): Generate and use debug temps if there
4490 are debug uses left after the last real use of TERed ssa names.
4491 Unlink debug immediate uses when they are expanded.
4493 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4496 * config/i386/i386.c (override_options): Reorganise to provide
4497 better error messages.
4499 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4502 * graphite-scop-detection.c (create_single_exit_edge): Move
4503 the call to find_single_exit_edge to....
4504 (create_sese_edges): ...here. Don't handle multiple edges
4505 exiting the function.
4506 (build_graphite_scops): Don't handle multiple edges
4507 exiting the function.
4509 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4512 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4513 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4515 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4518 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4520 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4523 * c-typeck.c (convert_arguments): Print declaration location.
4524 * c-common.c (validate_nargs): Rename as
4525 builtin_function_validate_nargs.
4526 (check_builtin_function_arguments): Update.
4528 2010-02-22 Richard Guenther <rguenther@suse.de>
4531 * tree-inline.c (declare_return_variable): Use the type of
4532 the call stmt lhs if available.
4534 2010-02-22 Duncan Sands <baldrick@free.fr>
4536 * passes.c (register_pass): Always consider all pass lists when
4537 ref_pass_instance_number is zero.
4539 2010-02-22 Richard Guenther <rguenther@suse.de>
4541 PR tree-optimization/42749
4542 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
4543 parameter. Do arithmetic in the original type.
4544 (update_accumulator_with_ops): Likewise.
4545 (adjust_accumulator_values): Adjust.
4547 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4549 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
4550 (QI to BLKmode splitter): New splitter.
4552 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
4554 * config/i386/i386.c (initial_ix86_tune_features): Turn on
4555 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
4557 2010-02-22 Richard Guenther <rguenther@suse.de>
4559 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
4561 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
4563 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
4564 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
4565 ($(T)crti.o, $(T)crtn.o): Remove rules.
4567 2010-02-21 Tobias Burnus <burnus@net-b.de>
4570 * doc/invoke.texi (-fassociative-math): Document that this
4571 option is automatically enabled for Fortran.
4573 2010-02-20 David S. Miller <davem@davemloft.net>
4575 * configure.ac: Test if linker and assembler properly support
4576 GOTDATA_OP relocations.
4577 * configure: Rebuild.
4578 * config.in: Likewise.
4579 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4580 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4581 (movsi_high_pic): Likewise.
4582 (movdi_lo_sum_pic): Likewise.
4583 (movdi_high_pic): Likewise.
4584 (movsi_pic_gotdata_op): New pattern.
4585 (movdi_pic_gotdata_op): Likewise.
4586 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4587 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4589 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4592 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4593 attribute to ssemul.
4594 (xop_mulv2div2di3_high): Ditto.
4596 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4599 * c.opt (Wconversion-null): New option.
4600 * doc/invoke.texi (Wconversion-null): Document.
4602 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4604 * common.opt (Wlarger-than-): Add Undocumented.
4606 2010-02-19 Mike Stump <mikestump@comcast.net>
4608 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4610 2010-02-19 Jason Merrill <jason@redhat.com>
4613 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4614 * configure: Likewise.
4616 2010-02-20 Alan Modra <amodra@gmail.com>
4619 * cgraph.h (cgraph_make_decl_local): Declare.
4620 * cgraph.c (cgraph_make_decl_local): New function.
4621 (cgraph_make_node_local): Use it.
4622 * cgraphunit.c (cgraph_function_versioning): Likewise.
4623 * ipa.c (function_and_variable_visibility): Likewise.
4625 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4628 * except.c (sjlj_emit_function_enter): Don't call
4629 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4631 * rtl.h (add_reg_br_prob_note): Remove prototype.
4633 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4636 * c-common.c (conversion_warning): Remove widening conversions
4637 before checking the conversion of integers to reals.
4639 2010-02-19 Mike Stump <mikestump@comcast.net>
4642 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4645 * cgraphunit.c (process_function_and_variable_attributes): Check
4646 DECL_PRESERVE_P instead of looking up attribute "used".
4647 * ipa-pure-const.c (check_decl): Likewise.
4648 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4649 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4650 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4651 instead of attribute "used".
4652 * config/sol2-c.c (solaris_pragma_init): Likewise.
4653 (solaris_pragma_fini): Likewise.
4655 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4657 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4658 Use XCNEW instead of xcalloc.
4659 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4660 XNEW instead of xmalloc.
4661 (get_fields): Use XNEWVEC instead of xmalloc.
4664 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4665 populate vars array.
4666 (create_new_general_access): For debug stmts just reset value.
4667 (get_stmt_accesses): For accesses within debug stmts just record them
4668 using add_access_to_acc_sites instead of preventing the peeling or
4669 counting them as accesses.
4672 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4674 2010-02-19 Richard Guenther <rguenther@suse.de>
4676 PR tree-optimization/42916
4677 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4680 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4682 * configure.ac: Replace all uses of changequote in macro arguments
4683 with proper quoting.
4685 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4688 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4690 2010-02-19 Richard Guenther <rguenther@suse.de>
4692 PR tree-optimization/42944
4693 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4694 test for aliasing with errno.
4696 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4699 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4700 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4701 * dojump.c: Include output.h.
4702 (inv): New inline function.
4703 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4704 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4705 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4706 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4707 argument, pass it down to other calls.
4708 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4709 add REG_BR_PROB note to the conditional jump.
4710 * cfgexpand.c (add_reg_br_prob_note): Removed.
4711 (expand_gimple_cond): Don't call it, add the probability
4712 as last argument to jumpif_1/jumpifnot_1.
4713 * Makefile.in (dojump.o): Depend on output.h.
4714 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4716 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4717 * stmt.c (do_jump_if_equal): Likewise.
4718 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4719 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4720 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4722 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4723 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4724 jumpifnot_1 callers.
4725 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4727 (store_expr): Adjust jumpifnot caller.
4728 (store_constructor): Adjust jumpif caller.
4731 * gimplify.c (gimple_boolify): For __builtin_expect call
4732 gimple_boolify also on its first argument.
4734 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4736 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4738 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4739 * configure: Regenerated.
4741 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4743 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4744 lang_hooks.types_compatible_p instead of comptypes.
4746 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4748 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4749 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4750 if __prefer_thumb__ is defined.
4752 2010-02-18 Martin Jambor <mjambor@suse.cz>
4754 PR tree-optimization/43066
4755 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4756 array with zero-sized element type.
4758 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4760 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4761 rtx, allocate struct var_loc_node here and return it to the
4762 caller, and only if it is actually needed.
4763 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4764 move it earlier and return immediately if it returns NULL.
4766 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4768 * config/sparc/gas.h: New file. Restore
4769 TARGET_ASM_NAMED_SECTION to its ELF default.
4770 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4772 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4773 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4774 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4775 after sparc/sysv4.h.
4777 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4779 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4781 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4783 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4784 patterns from predicated pattern.
4786 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4789 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4790 for insn mnemonic suffix.
4792 2010-02-17 Richard Guenther <rguenther@suse.de>
4794 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4797 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4800 * caller-save.c (save_call_clobbered_regs): If BB ends with
4801 a DEBUG_INSN, move any notes in between last real insn and the last
4802 DEBUG_INSN after the last DEBUG_INSN.
4804 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4806 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4807 Fix return type. Fix argument type. Explain meaning of return value.
4809 2010-02-16 Richard Guenther <rguenther@suse.de>
4811 PR tree-optimization/41043
4812 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4813 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4815 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4817 2010-02-16 Ira Rosen <irar@il.ibm.com>
4819 PR tree-optimization/43074
4820 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4821 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4822 vectorizable cycles in hybrid SLP check.
4823 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4825 2010-02-16 Richard Guenther <rguenther@suse.de>
4827 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4828 (true_dependence): If memrefs_conflict_p computes must-alias
4829 trust it. Move TBAA check after offset-based disambiguation.
4830 (canon_true_dependence): Likewise.
4832 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4834 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4835 * doc/invoke.texi: Document it.
4836 * var-tracking.c: Include toplev.h and params.h.
4837 (vt_find_locations): Return bool indicating success. Compute
4838 hash sizes unconditionally. Check new parameter, report.
4839 (variable_tracking_main_1): Check vt_find_locations results and
4840 retry. Renamed from...
4841 (variable_tracking_main): ... this. New wrapper to preserve
4842 flag_var_tracking_assignments.
4843 * Makefile.in (var-tracking.o): Adjust dependencies.
4845 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4846 Jakub Jelinek <jakub@redhat.com>
4849 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4850 if weak_import attribute is present.
4851 * config/darwin.c (machopic_select_section): Likewise.
4853 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4855 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4856 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4857 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4858 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4860 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
4863 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4866 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4867 Rewrite text to refer to the names.
4869 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4871 * config/i386/i386-builtin-types.def
4872 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4873 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4874 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4875 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4876 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4877 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4878 IX86_BUILTIN_VPERMIL2PS256.
4879 (MULTI_ARG_4_DF2_DI_I): Defined.
4880 (MULTI_ARG_4_DF2_DI_I1): Defined.
4881 (MULTI_ARG_4_SF2_SI_I): Defined.
4882 (MULTI_ARG_4_SF2_SI_I1): Defined.
4883 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4884 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4885 __builtin_ia32_vpermil2ps256.
4886 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4887 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4888 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4889 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4890 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4891 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4892 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4893 CODE_FOR_xop_vpermil2v8sf3.
4894 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4895 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4896 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4897 (_mm256_permute2_pd): New.
4898 (_mm_permute2_ps): New.
4899 (_mm256_permute2_ps): New.
4901 2010-02-15 Nick Clifton <nickc@redhat.com>
4903 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
4904 boolean parameters. Use emit_jump_insn when emitting a pop
4905 instruction containing a return insn.
4906 (push): Use 'true' rather than '1' as second parameter to F.
4907 (h8300_expand_prologue): Likewise.
4908 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4909 (h8300_expand_epilogue): Likewise.
4911 2010-02-15 Richard Guenther <rguenther@suse.de>
4914 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4917 2010-02-15 Nick Clifton <nickc@redhat.com>
4919 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4922 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4924 * intl.c (fake_ngettext): New function.
4925 * intl.h (fake_ngettext): Declare.
4926 (ngettext): Define macro.
4927 * collect2.c (notice_translated): New function.
4928 (main): Use notice_translated and ngettext.
4929 * collect2.h (notice_translated): Declare.
4931 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4933 * reorg.c (delete_computation): Comment fixes.
4934 * caller-save.c (setup_save_areas): Idem.
4935 * sel-sched-dump.c (dump_lv_set): Idem.
4938 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4940 * config/s390/s390.c (s390_sched_init): New function.
4941 (TARGET_SCHED_INIT): Target hook defined.
4943 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4944 Jack Howarth <howarth@bromo.med.uc.edu>
4945 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4948 Partial revert of unintended change in fix for PR41605.
4949 * config/darwin.h: Fix typo.
4950 * config/darwin9.h: Same.
4952 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4954 * c-pch.c (pch_init): Clear v.
4956 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4959 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4960 graphite_can_represent_init for MULT_EXPR.
4962 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4966 * graphite-sese-to-poly.c (remove_phi): New.
4967 (translate_scalar_reduction_to_array): Call remove_phi.
4969 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4972 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4973 * graphite-clast-to-gimple.h (gloog): Update declaration.
4974 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4975 * graphite-poly.h (struct poly_bb): Add missing comments.
4976 (struct scop): Add poly_scop_p field.
4978 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4979 * graphite.c (graphite_transform_loops): Build the polyhedral
4980 representation for each scop before code generation.
4981 * sese.c (rename_variables_in_operand): Removed.
4982 (rename_variables_in_expr): Return the renamed expression.
4983 (rename_sese_parameters): New.
4984 * sese.h (rename_sese_parameters): Declared.
4986 2010-02-11 Richard Guenther <rguenther@suse.de>
4988 PR tree-optimization/42998
4989 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4990 POINTER_PLUS_EXPR properly.
4992 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4993 Changpeng Fang <changpeng.fang@amd.com>
4996 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4997 the cost of an IV candidate when the IV is used in a test against zero.
4999 * gcc.dg/tree-ssa/ivopts-3.c: New.
5001 2010-02-11 Richard Guenther <rguenther@suse.de>
5004 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
5005 pointer-vs-decl case by swapping refs. Handle some cases
5006 of pointer-vs-decl disambiguations more conservatively.
5007 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
5008 to false after expanding.
5010 2010-02-11 Richard Guenther <rguenther@suse.de>
5013 * gcc.c (process_command): Handle LTO file@offset case more
5016 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5018 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
5019 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
5021 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
5023 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
5024 if MEM's mode size isn't DWARF2_ADDR_SIZE.
5025 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
5026 Optimize eq/ne comparisons when both arguments are known to be
5028 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
5029 Don't mask operands unnecessarily if they are known to be already
5032 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
5034 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
5037 2010-02-10 Richard Guenther <rguenther@suse.de>
5039 PR tree-optimization/43017
5040 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
5041 for wrapping signed arithmetic.
5043 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5046 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
5047 if no debug info should be emitted for it.
5049 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5051 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5052 note when flag_exceptions is set.
5054 2010-02-10 Duncan Sands <baldrick@free.fr>
5056 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5058 2010-02-10 Richard Guenther <rguenther@suse.de>
5061 * tree.c (get_unwidened): Handle constants.
5062 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5064 2010-02-10 Martin Jambor <mjambor@suse.cz>
5067 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5068 check for variable argument counts independently.
5070 2010-02-10 Christian Bruel <christian.bruel@st.com>
5073 * config/sh/sh.c (find_barrier): Increase length for non delayed
5074 conditional branches.
5076 2010-02-10 Christian Bruel <christian.bruel@st.com>
5078 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5080 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5082 * builtins.c (set_builtin_user_assembler_name): Also handle
5083 ffs if int is smaller than word.
5085 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5088 * ira-conflicts.c (get_dup): Remove.
5089 (process_reg_shuffles): Add new parameter. Use it as an
5090 additional guard for copy generation.
5091 (add_insn_allocno_copies): Rewrite.
5093 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5095 * common.opt (fsched2-use-traces): Preserved for backward
5097 * doc/invoke.texi: Remove the documentation about option
5098 -fsched2-use-traces.
5099 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
5100 flag_sched2_use_traces.
5101 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
5102 the backward compatibility flag section.
5104 2010-02-09 Richard Guenther <rguenther@suse.de>
5106 PR tree-optimization/43008
5107 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5108 make HEAP variables initialized from global memory if they
5109 are not known builtin functions.
5110 (find_func_aliases): Adjust.
5112 2010-02-09 Richard Guenther <rguenther@suse.de>
5114 PR tree-optimization/43000
5115 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5116 arithmetic manually.
5118 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5120 PR tree-optimization/42931
5121 * tree-loop-linear.c (try_interchange_loops): Don't call
5122 double_int_mul if estimated_loop_iterations failed.
5124 2010-02-08 Martin Jambor <mjambor@suse.cz>
5127 * tree-sra.c (build_accesses_from_assign): Do not mark in
5128 should_scalarize_away_bitmap if stmt has volatile ops.
5129 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5132 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5134 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5136 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5138 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5141 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5144 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5146 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5149 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5150 to unknown_dependence.
5151 (graphite_legal_transform_dr): Handle the unknown_dependence.
5152 (graphite_carried_dependence_level_k): Same.
5154 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5156 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5158 2010-02-07 Richard Guenther <rguenther@suse.de>
5161 * expr.c (get_inner_reference): Always initialize *pbitsize.
5163 2010-02-07 Richard Guenther <rguenther@suse.de>
5166 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5167 new ARRAY_REFs on variable size element or minimal index arrays.
5169 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5170 gimple_fold_indirect_ref.
5172 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5175 * arm.c (arm_override_options): Just return if the user has specified
5176 an invalid fpu name.
5178 2010-02-03 Jason Merrill <jason@redhat.com>
5181 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5182 i386_pe_maybe_record_exported_symbol.
5184 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5187 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5188 (pa_delegitimize_address): New function.
5190 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5192 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5193 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5195 2010-02-05 Richard Guenther <rguenther@suse.de>
5198 * lto-streamer-in.c (get_resolution): Deal with references
5199 to undefined functions.
5201 2010-02-05 Richard Guenther <rguenther@suse.de>
5203 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5204 (fold_const_aggregate_ref): Likewise.
5205 (ccp_fold_stmt): Substitute loads.
5206 (maybe_fold_reference): Verify types before substituting.
5208 (fold_gimple_assign): Unshare properly.
5209 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5211 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5213 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5214 for rs6000_gen_cell_microcode.
5216 2010-02-04 Richard Guenther <rguenther@suse.de>
5218 PR rtl-optimization/42952
5219 * dse.c (const_or_frame_p): Remove MEM handling.
5221 2010-02-04 Nick Clifton <nickc@redhat.com>
5223 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5224 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5225 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5226 (mn10300_asm_output_mi_thunk): New function.
5227 (mn10300_can_output_mu_thunk): New function.
5228 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5229 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5230 (FUNCTION_ARG): Delete incorrect comment.
5232 2010-02-03 Jason Merrill <jason@redhat.com>
5235 * fold-const.c (operand_equal_p): Handle erroneous types.
5237 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5239 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5241 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5243 PR rtl-optimization/42941
5244 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5247 2010-02-03 Jason Merrill <jason@redhat.com>
5250 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5252 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5255 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5256 (cselib_reset_table): Renamed from...
5257 (cselib_reset_table_with_next_value): ... this.
5258 (cselib_get_next_uid): Renamed from...
5259 (cselib_get_next_unknown_value): ... this.
5260 * cselib.c (next_uid): Renamed from...
5261 (next_unknown_value): ... this.
5262 (cselib_clear_table): Adjust.
5263 (cselib_reset_table): Adjust. Renamed from...
5264 (cselib_reset_table_with_next_value): ... this.
5265 (cselib_get_next_uid): Adjust. Renamed from...
5266 (cselib_get_next_unknown_value): ... this.
5267 (get_value_hash): Use hash.
5268 (cselib_hash_rtx): Likewise.
5269 (new_cselib_val): Adjust. Set and dump uid.
5270 (cselib_lookup_mem): Pass next_uid as hash.
5271 (cselib_subst_to_values): Likewise.
5272 (cselib_log_lookup): Dump uid.
5273 (cselib_lookup): Pass next_uid as hash. Adjust.
5274 (cselib_process_insn): Adjust.
5275 (cselib_init): Initialize next_uid.
5276 (cselib_finish): Adjust.
5277 (dump_cselib_table): Likewise.
5278 * dse.c (canon_address): Dump value uid.
5279 * print-rtl.c (print_rtx): Print value uid.
5280 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5282 (dv_uid): New function, sort of renamed from...
5283 (dv_htab_hash): ... this, reimplemented in terms of it and...
5284 (dv_uid2hash): ... this. New.
5285 (variable_htab_eq): Drop excess assertions.
5286 (tie_break_pointers): Removed.
5287 (canon_value_cmp): Compare uids.
5288 (variable_post_merge_New_vals): Print uids.
5289 (vt_add_function_parameters): Adjust.
5290 (vt_initialize): Reset table. Adjust.
5292 2010-02-03 Richard Guenther <rguenther@suse.de>
5294 PR tree-optimization/42944
5295 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5296 (call_may_clobber_ref_p_1): Likewise. Properly handle
5297 malloc and calloc clobbering errno.
5299 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5301 * doc/invoke.texi: Fix name of sched1 dump.
5303 * opts.c (decode_options): Set flag_tree_switch_conversion
5304 only conditionally on optimize >= 2.
5306 * gcse.c: Assorted comment fixes in pass description.
5308 2010-02-03 Anthony Green <green@moxielogic.com>
5310 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5311 nop padding in order to maintain alignment of storage location of
5312 target function address.
5313 (moxie_trampoline_init): Store target function address at newly
5315 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5317 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5319 2010-02-03 Richard Guenther <rguenther@suse.de>
5322 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5324 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5326 * config.gcc: Reenable check for obsolete targets.
5327 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5328 mips-sgi-irix6.[0-4]*.
5330 2010-02-02 Nick Clifton <nickc@redhat.com>
5332 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5333 constant size of 4 as being the same as 0.
5334 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5335 can take values in the range 0..4.
5337 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5340 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5341 as _darwin10_Unwind_FindEnclosingFunction().
5342 * libgcc-libsystem.ver: New.
5344 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5347 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5348 implicitly set registers.
5350 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5352 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5353 (arm_override_options): Allow automatic selection of the thread
5354 pointer register if thumb2.
5355 (legitimize_pic_address): Improve code sequences for Thumb2.
5356 (arm_call_tls_get_addr): Likewise.
5357 (legitimize_tls_address): Likewise.
5358 * arm.md (pic_load_addr_arm): Delete. Replace with ...
5359 (pic_load_addr_32bit): ... this. New named pattern.
5360 * thumb2.md (pic_load_addr_thumb2): Delete.
5361 (pic_load_dot_plus_four): Delete.
5362 (tls_load_dot_plus_four): New named pattern.
5364 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5367 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
5368 Document fix for TLS bug.
5370 2010-01-31 Richard Guenther <rguenther@suse.de>
5372 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
5373 conservatively correct.
5375 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5379 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5381 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5383 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5385 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
5387 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
5389 * config.gcc: Adjust order of makefile fragments for mingw targets.
5391 2010-01-31 Richard Guenther <rguenther@suse.de>
5394 * gimplify.c (gimplify_init_constructor): For volatile LHS
5395 initialize a temporary.
5397 2010-01-31 Matthias Klose <doko@ubuntu.com>
5399 * configure.ac: Fix __stack_chk_fail check for cross builds configured
5401 * configure: Regenerate.
5403 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
5405 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5406 the same alias set and their sizes different constantness.
5407 (aliasing_component_refs_p): Revert 2009-10-24 change.
5409 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5411 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
5414 2010-01-29 Richard Guenther <rguenther@suse.de>
5416 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
5417 Assert we successfully updated the call.
5419 2010-01-29 Jakub Jelinek <jakub@redhat.com>
5421 PR rtl-optimization/42889
5422 * df.h (df_set_bb_dirty_nonlr): New prototype.
5423 * df-core.c (df_set_bb_dirty_nonlr): New function.
5424 * df-scan.c (df_insn_rescan): Call it instead of
5425 df_set_bb_dirty for DEBUG_INSNs.
5427 2010-01-29 Richard Guenther <rguenther@suse.de>
5430 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
5431 quadratic behavior in most cases.
5433 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
5436 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5437 in the call to gen_x86_movsicc_0_m1.
5439 2010-01-28 Richard Guenther <rguenther@suse.de>
5441 PR tree-optimization/42871
5442 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
5444 2010-01-28 Richard Guenther <rguenther@suse.de>
5446 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5447 into call arguments.
5449 2010-01-28 Richard Guenther <rguenther@suse.de>
5452 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
5453 the forwarder if the destination is an EH landing pad.
5455 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
5457 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
5458 block list passed to gimple_duplicate_sese_tail.
5459 (parallelize_loops): Avoid parallelization when the function
5461 Avoid parallelization when the preheader is IRREDUCIBLE.
5462 Try to optimize when estimated_loop_iterations_int is unresolved.
5463 Add the loop's location to the dump file.
5464 * tree-cfg.c (add_phi_args_after_redirect): Remove.
5465 (gimple_duplicate_sese_tail): Remove the check for the latch.
5466 Redirect nexits to the exit block.
5467 Remove handling of the incoming edges to the latch.
5468 Redirect the backedge from the copied latch to the exit bb.
5470 2010-01-28 Michael Matz <matz@suse.de>
5473 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5474 Wrap force_reg into a sequence, emit it before user.
5476 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5478 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5480 (arm_legacy_rev): Likewise.
5481 (thumb_legacy_rev): Likewise.
5483 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5485 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5486 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5487 on MEM's address failed, try avoid_constant_pool_reference and
5488 recurse if it returned something different.
5489 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5490 address, try avoid_constant_pool_reference and recurse if it
5491 returned something different.
5492 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5493 address and avoid_constant_pool_reference returned something
5494 different, don't set have_address.
5496 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5499 * var-tracking.c (val_store): Add modified argument, obey it.
5501 (count_uses): Move down logging of main.
5502 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5503 don't need resolution.
5504 (emit_notes_in_bb): Likewise.
5506 2010-01-27 Richard Guenther <rguenther@suse.de>
5509 * tree-inline.c (remap_decl): Delay remapping of SSA name
5510 default definitions until we need them.
5512 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5514 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5515 (rs6000_delegitimize_address): New function.
5517 * config/s390/s390.c (s390_delegitimize_address): Call
5518 delegitimize_mem_from_attrs.
5521 * tree-inline.c (cannot_copy_type_1): Removed.
5522 (copy_forbidden): Don't forbid copying of functions containing
5523 records/unions with variable length fields.
5525 2010-01-27 Christian Bruel <christian.bruel@st.com>
5529 * config/sh/sh.c (find_barrier): Increase length for non delayed
5530 conditional branches.
5532 2010-01-27 Matthias Klose <doko@ubuntu.com>
5534 * configure.ac (gnu-unique-object): Fix ldd version check.
5535 * configure: Regenerate.
5537 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5539 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
5541 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
5542 Test for HAVE_GNU_AS value.
5544 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5546 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
5547 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
5548 INT64_TYPE): Define.
5549 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
5550 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5551 INT_LEAST64_TYPE): Define.
5552 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
5553 UINT_LEAST64_TYPE): Define.
5554 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
5555 INT_FAST64_TYPE): Define.
5556 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5557 UINT_FAST64_TYPE): Define.
5558 (INTMAX_TYPE, UINTMAX_TYPE): Define.
5559 (INTPTR_TYPE, UINTPTR_TYPE): Define.
5560 (SIG_ATOMIC_TYPE): Define.
5562 2010-01-26 Richard Guenther <rguenther@suse.de>
5564 * df-scan.c (df_scan_set_bb_info): Remove assert.
5565 (df_insn_rescan_debug_internal): Merge asserts.
5566 (df_install_ref): Likewise.
5567 (df_mark_reg): Use bitmap_set_range.
5568 (df_hard_reg_used_p): Remove assert.
5569 (df_hard_reg_used_count): Likewise.
5571 2010-01-26 Richard Guenther <rguenther@suse.de>
5573 PR rtl-optimization/42685
5574 * web.c (web_main): Ignore DEBUG_INSNs.
5576 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
5578 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5580 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5581 Fix types of fndecl and arglist parameters.
5583 2010-01-26 Richard Guenther <rguenther@suse.de>
5586 * tree-eh.c (unsplit_eh): Skip debug insns.
5588 2010-01-26 Richard Guenther <rguenther@suse.de>
5590 PR tree-optimization/42250
5591 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5593 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5596 * omp-low.c (expand_omp_sections): Only use single_pred if
5597 l2_bb is single_pred_p.
5599 2010-01-25 Christian Bruel <christian.bruel@st.com>
5602 * config/sh/sh.c (find_barrier): Increase length for non delayed
5603 conditional branches.
5604 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5606 2010-01-24 David S. Miller <davem@davemloft.net>
5608 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5609 define if not using GAS.
5610 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5611 Likewise. Delete SECTION_MERGE code, which is only applicable
5614 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5617 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5618 mangling of va_list in system headers.
5620 2010-01-23 Toon Moene <toon@moene.org>
5622 * tree-predcom.c (combine_chains): Return NULL, not false.
5624 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5626 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5627 initialization of variable res to agree with return type.
5629 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5631 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5632 * tree-sra.c: Add include of expr.h.
5634 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5636 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5637 insert the debug stmt on the single non-EH edge from the stmt.
5639 2010-01-22 Richard Henderson <rth@redhat.com>
5642 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5643 the RHS until after generate_subtree_copies has insertted its
5644 code before the current statement.
5646 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5648 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5650 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5652 2010-01-21 Martin Jambor <mjambor@suse.cz>
5654 PR tree-optimization/42585
5655 * tree-sra.c (struct access): New field grp_total_scalarization.
5656 (dump_access): Dump the new field.
5657 (should_scalarize_away_bitmap): New variable.
5658 (cannot_scalarize_away_bitmap): Likewise.
5659 (sra_initialize): Allocate new bitmaps.
5660 (sra_deinitialize): Free new bitmaps.
5661 (create_access_1): New function.
5662 (create_access): Parts moved to create_access_1.
5663 (type_consists_of_records_p): New function.
5664 (completely_scalarize_record): Likewise.
5665 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5666 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5667 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5669 (analyze_all_variable_accesses): Completely scalarize small eligible
5672 2010-01-21 Martin Jambor <mjambor@suse.cz>
5674 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5676 2010-01-21 Andrew Haley <aph@redhat.com>
5678 * gcc.c (process_command): Move lang_specific_driver before
5679 setting cc_libexec_prefix.
5681 2010-01-21 Richard Guenther <rguenther@suse.de>
5684 * fold-const.c (negate_expr_p): Pretend only negative
5685 real constants are easily negatable.
5687 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5688 Jason Merrill <jason@redhat.com>
5690 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5691 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5692 * calls.c (initialize argument_information): Handle it.
5693 * c-common.c (handle_transparent_union_attribute): Use new name.
5694 * c-decl.c (finish_struct): Ditto.
5695 * c-typeck.c (type_lists_compatible_p): Ditto.
5696 (convert_for_assignment): Use new name and also handle record.
5697 * function.c (aggregate_value_p): Handle it.
5698 (pass_by_reference): Ditto.
5699 (assign_parm_data_types): Ditto.
5700 * print-tree.c (print_node): Ditto.
5701 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5702 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5703 * tree.c (first_field): New fn.
5705 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5708 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5709 even when linking statically, for now.
5711 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5714 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5715 without a cselib val.
5716 (count_uses): Accept MO_VAL_SET with no val on stores.
5717 (add_stores): Likewise.
5719 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5721 * var-tracking.c (check_value_val): Add a compile time assertion.
5722 (dv_is_decl_p): Simplify.
5723 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5724 gcc_assert if ENABLE_CHECKING.
5726 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5729 * var-tracking.c: Include tree-flow.h.
5730 (mem_dies_at_call): New.
5731 (dataflow_set_preserve_mem_locs): Use it.
5732 (dataflow_set_remove_mem_locs): Likewise.
5733 (dump_var): Renamed from dump_variable. Adjust all callers.
5734 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5735 * Makefile.in (var-tracking.o): Adjust deps.
5737 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5739 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5741 2010-01-20 Richard Guenther <rguenther@suse.de>
5743 PR tree-optimization/42717
5744 * tree-ssa-dce.c (get_live_post_dom): Remove.
5745 (forward_edge_to_pdom): Take an arbitrary edge to copy
5746 degenerate PHI args from.
5747 (remove_dead_stmt): Use the first post-dominator even if it
5748 does not contain live statements as redirection destination.
5750 2010-01-20 Richard Guenther <rguenther@suse.de>
5752 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5754 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5756 * sel-sched.c (create_speculation_check): Remove set but not used
5758 (try_transformation_cache): Remove set but not used variable ds.
5759 (calculate_privileged_insns): Remove set but not used variables
5760 cur_insn and min_spec_insn.
5761 (find_best_expr): Remove set but not used variable avail_n.
5762 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5764 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5766 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5767 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5770 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5773 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5774 cpu types. Add support for *-sse3 cpu types.
5775 (x86_64-*-*): Ditto.
5777 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5780 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5781 argument, call initializer_constant_valid_p_1 instead of
5782 initializer_constant_valid_p, pass CACHE to it, return NULL
5783 immediately if first call returns NULL.
5784 (initializer_constant_valid_p_1): New function.
5785 (initializer_constant_valid_p): Use it.
5787 2010-01-20 Thomas Quinot <quinot@adacore.com>
5789 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5791 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5793 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5794 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5795 (loc_list_from_tree): Don't handle unsigned division. Handle
5796 signed modulo using DW_OP_{over,over,div,mul,minus}.
5797 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5798 modulo instead of signed.
5800 2010-01-20 DJ Delorie <dj@redhat.com>
5802 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5804 (h8300_emit_stack_adjustment): Propogate it.
5806 (h8300_expand_prologue): Likewise.
5807 (h8300_expand_epilogue): Likewise.
5809 2010-01-19 Michael Matz <matz@suse.de>
5811 PR tree-optimization/41783
5812 * tree-data-ref.c (toplevel): Include flags.h.
5813 (dump_data_dependence_relation): Also dump the inputs if the
5814 result will be unknown.
5815 (split_constant_offset_1): Look through some conversions.
5816 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5817 the offset from last element is too large.
5818 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5819 (reassociate_to_the_same_stmt): Handle vector registers.
5820 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5822 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5823 wide_prolog_niters argument, emit widening instructions.
5824 (vect_do_peeling_for_alignment): Adjust caller, use widened
5825 variant of the iteration cound.
5826 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5828 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5831 * config/arm/neon-testgen.m (emit_automatics): New parameter
5832 features. Adjust for Fixed_return_reg feature.
5833 (test_intrinsic): Call emit_automatics with new feature.
5834 * config/arm/neon.ml: Update copyright years.
5835 (features): New Fixed_return_reg feature.
5836 (ops): Update feature for Vget_low.
5838 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5840 PR tree-optimization/42719
5841 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5845 * fwprop.c (all_uses_available_at): Return false if def_set dest
5846 is a REG that is used in def_insn.
5848 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5850 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5852 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5855 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5857 * target.h (struct gcc_target) <secondary_reload>: Change type
5858 of last argument to secondary_reload_info *.
5860 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5863 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5864 memory references with unaligned offsets. Remove CQImode handling.
5865 (unaligned_memory_operand): Return 1 for memory references with
5866 unaligned offsets. Remove CQImode handling.
5868 2010-01-18 Richard Guenther <rguenther@suse.de>
5871 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5874 2010-01-18 Richard Guenther <rguenther@suse.de>
5876 PR tree-optimization/42781
5877 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5878 restrict processing only if the original variable was artificial.
5880 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5882 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5883 find number of popped argument bytes.
5885 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5886 Fix the text that describes the return value for invalid insns.
5888 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5890 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5891 Clarify what 'cost of the -dependence' is. Fix quoting.
5893 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5894 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5896 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5898 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5899 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5901 2010-01-17 Richard Guenther <rguenther@suse.de>
5904 * function.c (split_complex_args): Take a VEC to modify.
5905 (assign_parms_augmented_arg_list): Build a VEC instead of
5906 a chain of PARM_DECLs.
5907 (assign_parms_unsplit_complex): Take a VEC of arguments.
5908 Do not fixup unmodified parms.
5909 (assign_parms): Deal with the VEC.
5910 (gimplify_parameters): Likewise.
5912 2010-01-17 Richard Guenther <rguenther@suse.de>
5914 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5915 node existence check.
5916 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5917 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5918 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5919 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5920 (gimple_execute_on_growing_pred): Likewise.
5922 2010-01-17 Richard Guenther <rguenther@suse.de>
5924 PR tree-optimization/42773
5925 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5926 (compute_antic_aux): Likewise.
5927 (compute_partial_antic_aux): Likewise.
5929 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5932 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5935 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5937 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5940 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5941 Fix markup for strict argument.
5943 (TARGET_SCHED_REORDER2): Fix argument types.
5945 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5946 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5948 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5949 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5951 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5954 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5955 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5956 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5957 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5958 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5960 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5962 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5964 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5965 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
5967 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5969 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5972 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5974 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5975 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5977 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5979 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5981 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
5982 referring to it. Fix language.
5984 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
5986 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
5988 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
5990 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
5992 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
5993 '@var{stream}. Remove stray 'and'.
5995 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5997 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5999 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
6001 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
6002 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
6004 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
6005 Fix description of return value.
6006 Rename argument "sz" to "len."
6008 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
6009 Clarify meaning of 'true' return value.
6011 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
6013 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
6014 rep_mode versus mode_rep.
6016 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
6018 (TARGET_BUILTIN_DECL): Fix name.
6020 (TARGET_COMMUTATIVE_P): Fix type of first argument.
6022 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
6024 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
6026 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
6028 (TARGET_RELAXED_ORDERING): Use @deftypevr.
6030 (TARGET_GET_DRAP_RTX): Note that this is a hook.
6033 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
6034 Rename argument tm_fn to md_fn.
6036 (TARGET_OPTION_PRINT): Fix argument list.
6038 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
6041 * config/i386/i386.c (ix86_fixup_binary_operands):
6042 Revert FMA4 fixup of operands.
6044 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6047 * Makefile.in (write_entries_to_file, install-plugin):
6048 Use \012 instead of \n with tr.
6050 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6052 * configure.ac (HAVE_AS_REF): New C macro.
6053 * configure: Regenerate.
6054 * config.in: Likewise.
6055 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6057 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6060 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6062 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6064 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6066 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6068 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6070 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6072 (TARGET_BINDS_LOCAL_P): Fix argument type.
6074 (TARGET_ASM_FILE_END): Use prototype.
6076 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6078 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6080 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6082 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6084 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6085 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6087 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6088 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6090 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6091 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6092 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6093 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6095 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6097 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6099 (TARGET_INIT_BUILTINS): Use prototype.
6101 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6102 Put 'const char *' in braces. Fix parameter types.
6103 (TARGET_INVALID_CONVERSION): Fix parameter types.
6104 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
6105 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
6107 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
6110 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6112 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6114 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6116 * doc/tm.texi (TARGET_HELP): Fix return type.
6118 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6119 in braces. Fix argument types.
6121 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6123 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6125 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6127 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6128 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6130 (TARGET_MANGLE_TYPE): Fix argument types.
6132 (TARGET_IRA_COVER_CLASSES): Use prototype.
6134 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6136 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6138 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6140 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6142 (TARGET_CALLEE_COPIES): Fix argument types.
6144 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6146 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6148 (TARGET_FUNCTION_VALUE): Fix argument types.
6150 (TARGET_RETURN_IN_MSB): Fix argument type.
6152 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6154 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6156 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6158 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6159 agree with return type.
6161 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6163 2010-01-15 Jing Yu <jingyu@google.com>
6165 PR rtl-optimization/42691
6166 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6167 a pseudo to a constant and are merged, and adjust comments.
6169 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6171 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6173 2010-01-15 Richard Guenther <rguenther@suse.de>
6176 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6177 labels of computed or non-local gotos to the destination.
6178 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6179 landing pad label is the first label.
6181 2010-01-15 Richard Guenther <rguenther@suse.de>
6183 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6185 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6188 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6189 to allow generation of the xssqrtdp instruction on power7.
6190 (sqrtdf2_fpr): Ditto.
6192 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6195 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6196 functions with noreturn attribute.
6199 * varasm.c (declare_weak): Add weak attribute to decl if it
6200 doesn't have one already.
6201 (assemble_external): Only add decls to weak_decls if they also
6202 have weak attribute.
6204 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6206 * var-tracking.c (var_reg_delete): Don't delete the association
6207 between REGs and values or one-part variables if the register
6210 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6213 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6214 because its first operand is a non-localized variable.
6216 2010-01-14 Martin Jambor <mjambor@suse.cz>
6218 PR tree-optimization/42706
6219 * tree-sra.c (encountered_recursive_call): New variable.
6220 (encountered_unchangable_recursive_call): Likewise.
6221 (sra_initialize): Initialize both new variables.
6222 (callsite_has_enough_arguments_p): New function.
6223 (scan_function): Call decl and flags check only for IPA-SRA, check
6224 whether there is a recursive call and whether it has enough arguments.
6225 (all_callers_have_enough_arguments_p): New function.
6226 (convert_callers): Look for recursive calls only when
6227 encountered_recursive_call is set.
6228 (ipa_early_sra): Bail out either if
6229 !all_callers_have_enough_arguments_p or
6230 encountered_unchangable_recursive_call.
6232 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6234 * sel-sched.c: Add 2010 to copyright years.
6235 * sel-sched-ir.c: Likewise.
6236 * sel-sched-ir.h: Likewise.
6238 2010-01-14 Martin Jambor <mjambor@suse.cz>
6240 PR tree-optimization/42714
6241 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6242 constructors specially.
6244 2010-01-14 Andi Kleen <ak@linux.intel.com>
6246 * config/i386/drivers-i386.c (detect_caches_intel):
6247 Add l2sizekb parameter and fill in.
6248 (host_detect_local_cpu): Add l2sizekb, fill in.
6249 Add Atom small cache heuristic.
6251 2010-01-14 Andi Kleen <ak@linux.intel.com>
6253 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6254 Add level3 parameter and fill in.
6255 (detect_caches_intel): Handle level3 cache.
6257 2010-01-14 Andi Kleen <ak@linux.intel.com>
6259 * config/i386/drivers-i386.c (host_detect_local_cpu):
6260 Fix core duo detection.
6262 2010-01-14 Andi Kleen <ak@linux.intel.com>
6264 * config/i386/drivers-i386.c (host_detect_local_cpu):
6267 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6269 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6270 (rs6000_variable_issue_1): this. Use...
6271 (rs6000_variable_issue): here. Reimplement. Print debug info.
6273 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6275 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6276 sel_restore_notes. Update all callers. Call reemit_notes
6279 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6281 PR rtl-optimization/42246
6282 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6285 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6287 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6288 all successors is the same as number of successors in current region.
6290 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6292 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6293 to rename is not separable. Otherwise check that its LHS is not NULL.
6295 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6297 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6299 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6301 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6302 available registers when failed to discover LHS register class.
6303 Fix indentation. Update comment.
6305 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6306 Alexander Monakov <amonakov@ispras.ru>
6308 PR rtl-optimization/42389
6309 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6311 (advance_state_on_fence): Likewise.
6312 (sel_target_adjust_priority): Print debug output only when
6313 sched_verbose >= 4, not 2.
6314 (get_expr_cost): Do not issue all unique insns on the next cycle.
6315 (fill_insns): Initialize can_issue_more from the value saved
6317 * sel-sched-ir.c (flist_add): New parameter issue_more.
6318 Init FENCE_ISSUE_MORE with it.
6319 (merge_fences): Likewise.
6320 (init_fences): Update call to flist_add.
6321 (add_to_fences, add_clean_fence_to_fences)
6322 (add_dirty_fence_to_fences): Likewise.
6323 (move_fence_to_fences): Update call to merge_fences.
6324 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6326 * sel-sched-ir.h (struct _fence): New field issue_more.
6327 (FENCE_ISSUE_MORE): New accessor macro.
6329 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6331 PR rtl-optimization/42388
6332 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6333 that have no predecessors nor successors. Do not call move_bb_info
6334 for empty blocks outside of current region.
6336 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6338 PR rtl-optimization/42294
6339 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6340 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6341 originators' originators.
6343 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6345 PR rtl-optimization/39453
6346 PR rtl-optimization/42246
6347 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6349 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6351 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6352 Alexander Monakov <amonakov@ispras.ru>
6355 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6356 (maybe_tidy_empty_bb): ... here. Make static. Add new
6357 argument. Update all callers.
6358 (tidy_control_flow): ... and here. Recompute topological order
6359 of basic blocks in region if necessary.
6360 (sel_redirect_edge_and_branch): Change return type. Return true
6361 if topological order might have been invalidated.
6362 (purge_empty_blocks): Export and move from...
6363 * sel-sched.c (purge_empty_blocks): ... here.
6364 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
6365 (maybe_tidy_empty_bb): Delete prototype.
6366 (purge_empty_blocks): Declare.
6368 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6370 PR rtl-optimization/42249
6371 * sel-sched.c (try_replace_dest_reg): When chosen register
6372 and original register is the same, do not bail out early, but
6373 still check all original insns for validity of replacing destination
6374 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
6377 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6380 Port from no-undefined-overflow branch:
6381 2009-03-09 Richard Guenther <rguenther@suse.de>
6383 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
6385 2010-01-14 Richard Guenther <rguenther@suse.de>
6388 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
6390 2010-01-14 Ira Rosen <irar@il.ibm.com>
6392 PR tree-optimization/42709
6393 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
6394 as scalar type in creation of constant vector operand.
6396 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6399 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
6400 (check-parallel-%): Match `testsuite' directory component only
6403 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
6405 PR translation/39521
6406 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
6409 2010-01-13 Richard Guenther <rguenther@suse.de>
6411 PR tree-optimization/42730
6412 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
6415 2010-01-13 Steve Ellcey <sje@cup.hp.com>
6418 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
6419 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
6422 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
6424 * config/bfin/libgcc-bfin.ver: Regenerate based on current
6425 libgcc-std.ver. Add entries for ___smulsi3_highpart and
6426 ___umulsi3_highpart.
6428 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
6429 rather than schedule_insns if the pass is enabled.
6431 2010-01-13 Martin Jambor <mjambor@suse.cz>
6433 PR tree-optimization/42704
6434 * tree-sra.c (sra_modify_assign): Do not delete assignments to
6437 2010-01-13 Martin Jambor <mjambor@suse.cz>
6439 PR tree-optimization/42703
6440 * tree-sra.c (analyze_access_subtree): Check that we can build a
6441 reference to the original data within the aggregate.
6443 2010-01-13 Richard Guenther <rguenther@suse.de>
6445 PR tree-optimization/42705
6446 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6448 2010-01-13 Richard Guenther <rguenther@suse.de>
6451 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
6453 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6456 * var-tracking.c (values_to_unmark): New variable.
6457 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6458 values_to_unmark vector. Moved body to...
6459 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6460 instead queue it into values_to_unmark vector.
6461 (vt_find_locations): Free values_to_unmark vector.
6463 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
6465 * config/s390/s390.c (override_options): Set
6466 default of max-pending-list-length to 256
6468 2010-01-13 Richard Guenther <rguenther@suse.de>
6471 * tree-pass.h (PROP_gimple_lcx): New.
6472 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6473 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6474 before the final cleanup_eh.
6475 (dump_properties): Dump PROP_gimple_lcx.
6476 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6477 (tree_lower_complex_O0): Remove.
6478 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6479 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6480 tree_lower_complex, schedule TODO_update_ssa.
6481 * lto-streamer-out.c (output_function): Stream the functions
6483 * lto-streamer-in.c (input_function): Likewise.
6484 (lto_read_body): Do not override them here.
6486 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6489 * c-typeck.c (build_c_cast): Fold value cast to union type before
6490 wrapping it in a CONSTRUCTOR.
6492 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6494 PR rtl-optimization/42699
6495 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6498 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6500 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6501 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6502 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6503 SUBTARGET_WARN_UNUSED_SPEC): ... here
6504 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6506 2010-01-12 Julian Brown <julian@codesourcery.com>
6508 * config/arm/neon-schedgen.ml (Utils): Don't try to
6509 open missing module.
6510 (find_with_result): New.
6512 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6515 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6516 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6518 PR tree-optimization/42645
6519 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6520 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6521 decl_map, set processing_debug_stmt to -1 and return name without
6524 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6526 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6527 binutils version, and reword target configuration description.
6529 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6531 * config/avr/avr.h (LINKER_NAME): Remove.
6533 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6536 * config/rs6000/rs6000.c (rs6000_override_options): On targets
6537 that support VSX, warn for -mno-altivec if vsx is not disabled,
6540 2010-01-11 Joseph Myers <joseph@codesourcery.com>
6541 Shujing Zhao <pearly.zhao@oracle.com>
6543 PR translation/42469
6544 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
6545 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
6546 character between option name and help text.
6547 * c.opt (imultilib): Likewise.
6549 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
6551 * lto-streamer-out.c (output_unreferenced_globals): Output static
6554 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
6556 PR rtl-optimization/42621
6557 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
6558 optimizing for size.
6559 (duplicate_computed_gotos): Remove now-redundant check.
6561 2010-01-10 Steve Ellcey <sje@cup.hp.com>
6564 * configure.ac: Save and restore LDFLAGS and LIBS
6565 * configure: Regenerate.
6567 2010-01-10 Richard Guenther <rguenther@suse.de>
6570 * builtins.c (fold_builtin_strlen): Add type argument and
6571 convert the resulting length to it.
6572 (fold_builtin_1): Adjust.
6574 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6576 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
6577 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6579 (num_insns_constant_wide): Adjust for that change.
6581 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6584 * web.c (union_defs): Add used argument, to combine uses of
6586 (entry_register): Adjust type and tests of used argument.
6587 (web_main): Widen used for new use. Pass it to union_defs.
6588 * df.h (union_defs): Adjust prototype.
6590 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6593 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6594 uses in new incoming argument. Free body.
6595 (reset_debug_uses_in_loop): New.
6596 (analyze_insn_to_expand_var): Call the latter if the former found
6597 anything. Fix whitespace. Reject invalid dest overlaps before
6598 going through all insns in the loop.
6600 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6603 * haifa-sched.c (dying_use_p): Debug insns don't count.
6605 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6608 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6609 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6610 (verify_gimple_call): Reject LHS in noreturn calls.
6612 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6616 * tree-vect-loop-manip.c (adjust_info): New type.
6617 (adjust_vec): New pointer to vector.
6618 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6619 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6620 (slpeel_update_phis_for_duplicate_loop): Use them.
6621 (slpeel_update_phi_nodes_for_guard1): Likewise.
6622 (slpeel_update_phi_nodes_for_guard2): Likewise.
6623 (slpeel_tree_peel_loop_to_edge): Likewise.
6624 (vect_update_ivs_after_vectorizer): Likewise.
6626 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6628 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6629 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6631 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6633 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6634 bogus uninitialized warning.
6636 2010-01-09 Richard Guenther <rguenther@suse.de>
6639 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6640 the evolution is compatible with the initial condition.
6642 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6644 * gcc.c (process_command): Update copyright notice dates.
6645 * gcov.c (print_version): Likewise.
6646 * gcov-dump.c (print_version): Likewise.
6647 * mips-tfile.c (main): Likewise.
6648 * mips-tdump.c (main): Likewise.
6650 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6653 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6655 (rotlhi3_8): Delete.
6657 (rotlsi3_8): Delete.
6658 (rotlsi3_16): Delete.
6659 (rotlsi3_24): Delete.
6661 (*rotw<mode>3): New.
6662 (*rotb<mode>3): New.
6663 * config/avr/avr.c (avr_rotate_bytes): New function.
6664 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6666 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6669 * configure.ac: Modify -rdynamic check.
6670 * configure: Regenerate.
6672 2010-01-08 DJ Delorie <dj@redhat.com>
6674 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6675 register popping order.
6677 2010-01-08 Richard Guenther <rguenther@suse.de>
6680 * c.opt (fsigned-char): Also let LTO handle this option.
6681 (funsigned-char): Likewise.
6683 2010-01-07 Richard Guenther <rguenther@suse.de>
6685 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6686 (gimple_op): Likewise.
6687 (gimple_op_ptr): Likewise.
6688 (gimple_assign_set_lhs): Remove gcc_assert.
6689 (gimple_assign_set_rhs1): Likewise.
6690 (gimple_assign_set_rhs2): Likewise.
6691 (gimple_call_set_lhs): Likewise.
6692 (gimple_call_set_fn): Likewise.
6693 (gimple_call_set_fndecl): Likewise.
6694 (gimple_call_fndecl): Likewise.
6695 (gimple_call_return_type): Likewise.
6696 (gimple_call_set_chain): Likewise.
6697 (gimple_call_num_args): Likewise.
6698 (gimple_call_set_arg): Likewise.
6699 (gimple_cond_set_code): Likewise.
6700 (gimple_cond_set_lhs): Likewise.
6701 (gimple_cond_set_rhs): Likewise.
6702 (gimple_cond_set_true_label): Likewise.
6703 (gimple_cond_set_false_label): Likewise.
6704 (gimple_label_set_label): Likewise.
6705 (gimple_goto_set_dest): Likewise.
6706 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6707 (gimple_debug_bind_get_value): Likewise.
6708 (gimple_debug_bind_get_value_ptr): Likewise.
6709 (gimple_debug_bind_set_var): Likewise.
6710 (gimple_debug_bind_set_value): Likewise.
6711 (gimple_debug_bind_reset_value): Likewise.
6712 (gimple_debug_bind_has_value_p): Likewise.
6713 (gimple_return_retval_ptr): Remove gcc_assert.
6714 (gimple_return_retval): Likewise.
6715 (gimple_return_set_retval): Likewise.
6716 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6717 (safe_referenced_var_iterator): Remove.
6718 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6719 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6720 (fill_referenced_var_vec): Remove.
6721 (first_readonly_imm_use): Remove redundant gcc_assert.
6722 (phi_arg_index_from_use): Combine gcc_asserts.
6723 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6724 (first_imm_use_stmt): Remove redundant gcc_assert.
6725 * tree-cfg.c (verify_gimple_call): Verify function and chain
6726 operands. Verify arguments.
6727 (verify_types_in_gimple_stmt): Verify condition code and labels.
6729 2010-01-07 Richard Guenther <rguenther@suse.de>
6731 PR tree-optimization/42641
6732 * sese.c (rename_map_elt_info): Use the SSA name version, do
6735 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6737 PR tree-optimization/42625
6738 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6739 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6741 2010-01-07 Duncan Sands <baldrick@free.fr>
6743 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6745 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6748 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6749 note itself is not function_invariant_p.
6751 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6753 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6754 Do not add the DF_NOTE problem.
6755 * store-motion.c (execute_rtl_store_motion): Likewise.
6757 2010-01-07 Martin Jambor <mjambor@suse.cz>
6759 PR tree-optimization/42157
6760 * tree-sra.c (compare_access_positions): Stabilize sort if both
6761 accesses have integer types, return zero immediately if they are the
6764 2010-01-06 Richard Henderson <rth@redhat.com>
6767 * haifa-sched.c (add_to_note_list): Merge into ...
6768 (concat_note_lists): ... here, and ...
6769 (unlink_other_notes, rm_other_notes): Merge into...
6770 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6771 NOTE_INSN_EPILOGUE_BEG.
6773 2010-01-06 Richard Guenther <rguenther@suse.de>
6775 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6776 not inline regular functions into always-inline functions.
6778 2010-01-06 Nick Clifton <nickc@redhat.com>
6780 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6781 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6783 (OVERRIDE_OPTIONS): Delete.
6784 (OPTIMIZATION_OPTIONS): Define.
6785 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6786 * config/rx/rx.c (rx_handle_option): Issue an error message if
6787 -mcpu=rx200 and -fpu are used together.
6788 (rx_set_optimization_options): New function. Issue an error
6789 message if an optimization attribute attempts to reset the FPU/
6790 math optimization pairing.
6791 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6792 * config/rx/rx.opt: Set the default to 32-bit doubles.
6793 * config/rx/t-rx: Add multilibs for -nofpu option.
6794 * doc/invoke.texi: Update documentation of RX options.
6796 2010-01-06 Richard Guenther <rguenther@suse.de>
6798 * tree-ssa-pre.c (name_to_id): New global.
6799 (alloc_expression_id): Simplify SSA name handling.
6800 (lookup_expression_id): Likewise.
6801 (init_pre): Zero name_to_id.
6802 (fini_pre): Free it.
6804 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6806 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6808 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6811 * config/i386/sse.md (smaxv2di3): New.
6812 (umaxv2di3): Likewise.
6813 (sminv2di3): Likewise.
6814 (uminv2di3): Likewise.
6816 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6819 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6820 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6821 (legitimize_tls_address): Likewise.
6822 (sparc_tls_referenced_p): Likewise.
6823 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6824 and adjust calls to legitimize_pic_address.
6825 (legitimate_constant_p) Use sparc_tls_referenced_p.
6826 (legitimate_pic_operand_p): Likewise.
6827 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6828 (sparc_tls_symbol_ref_1): Delete.
6829 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6830 (legitimize_tls_address): Make static, handle CONST patterns.
6831 (legitimize_pic_address): Make static, remove unused parameter and
6832 adjust recursive calls.
6833 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6834 and adjust call to legitimize_pic_address.
6835 (sparc_output_mi_thunk): Likewise.
6837 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6838 H.J. Lu <hongjiu.lu@intel.com>
6841 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6842 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6843 operands to make them signed.
6846 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6849 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6850 GTU to GT for V4SI and V2DI.
6852 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6853 (umin<mode>3): Removed.
6855 (uminv4si3): Likewise.
6857 2010-01-05 Martin Jambor <mjambor@suse.cz>
6859 PR tree-optimization/42462
6860 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6861 current_function_decl to helper functions and macros.
6863 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6866 * flags.h: Don't include real.h.
6867 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6868 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6869 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6870 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6871 * dominance.c: Update copyright.
6872 * gimple.c (walk_gimple_op): Remove inline.
6873 * tree-ssa-reassoc.c: Include real.h.
6874 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6875 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6877 2010-01-05 Nick Clifton <nickc@redhat.com>
6879 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6880 register to push into the stack frame when the accumulator has to
6881 be saved during interrupts.
6883 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6885 * doc/invoke.texi: Remove the documentation about option
6887 * common.opt (Wunreachable-code): Preserved for backward
6889 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6890 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6891 the backward compatibility flag section.
6893 2010-01-05 Richard Guenther <rguenther@suse.de>
6895 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6897 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6900 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6902 PR tree-optimization/42508
6903 * tree-sra.c (convert_callers): Check for recursive call
6904 by comparing cgraph nodes instead of decls.
6905 (modify_function): Call ipa_modify_formal_parameters also
6906 on all same_body aliases.
6908 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6909 cgraph nodes when checking for same_body aliases.
6911 2010-01-05 Richard Guenther <rguenther@suse.de>
6913 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6914 allocation and lookup.
6915 (get_or_alloc_expr_for_constant): Likewise.
6916 (phi_translate): Sink allocation.
6918 2010-01-04 Richard Guenther <rguenther@suse.de>
6920 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6921 a new entry only if needed.
6922 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6923 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6925 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6927 (phi_translate): Handle CONSTANTs early.
6929 2010-01-04 Martin Jambor <mjambor@suse.cz>
6931 PR tree-optimization/42398
6932 * tree-sra.c (struct access): Removed flag grp_different_types.
6933 (dump_access): Do not dump the removed flag.
6934 (sort_and_splice_var_accesses): Do not set the removed flag.
6935 (sra_modify_expr): Check for type compatibility directly.
6937 2010-01-04 Martin Jambor <mjambor@suse.cz>
6939 PR tree-optimization/42366
6940 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6941 edges with variable number of parameters.
6942 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6943 flag instead of asserting it.
6944 (ipa_read_node_info): Read uses_analysis_done flag.
6946 2010-01-04 Richard Guenther <rguenther@suse.de>
6948 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6949 iterative_hash_* as intended.
6950 (vn_reference_compute_hash): Likewise. Simplify hashing
6952 (vn_reference_lookup_2): Likewise.
6953 (vn_nary_op_compute_hash): Likewise.
6954 (vn_phi_compute_hash): Likewise.
6955 (expressions_equal_p): Remove strange code.
6956 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6957 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6958 (bitmap_insert_into_set_1): Take value-id as parameter.
6959 (add_to_value): Pass it.
6960 (bitmap_insert_into_set): Likewise.
6961 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6963 2010-01-04 Jakub Jelinek <jakub@redhat.com>
6966 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
6967 (do_self_spec): For switches with SWITCH_IGNORE set set also
6968 SWITCH_IGNORE_PERMANENTLY.
6969 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6972 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6974 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6975 tree of an unreferenced global var.
6977 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6980 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6981 GTU to GT for V4SI and V2DI.
6983 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6984 (umin<mode>3): Removed.
6986 (uminv4si3): Likewise.
6988 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6991 * collect2.c (main): Turn on trace in collect2 if -v is passed
6994 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6996 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6997 description of expression operand.
6999 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
7001 * configure.ac: Add install-html to target_list for Make-hooks.
7002 * configure: Regenerate.
7003 * fortran/Make-lang.in (F95_HTMLFILES): New.
7004 (fortran.html): Use it.
7005 (fortran.install-html): New.
7006 * Makefile.in (install-html): Add lang.install-html.
7007 * java/Make-lang.in (JAVA_HTMLFILES): New.
7008 (java.html): Use it.
7009 (java.install-html): New.
7010 * objc/Make-lang.in (objc.install-html): New.
7011 * objcp/Make-lang.in (obj-c++.install-html): New.
7012 * cp/Make-lang.in (c++.install-html): New.
7013 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
7014 * lto/Make-lang.in (lto.install-html): New.
7016 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7019 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
7021 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
7023 PR rtl-optimization/41862
7024 * store-motion.c (store_killed_in_insn, compute_store_table,
7025 remove_reachable_equiv_notes, replace_store_insn,
7026 build_store_vectors): Ignore all DEBUG_INSNs.
7028 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7031 * common.opt: Add dumpdir.
7033 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
7035 (option_map): Add --dumpdir.
7037 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
7039 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
7041 * opts.c (decode_options): Try dump_dir_name first if
7042 dump_base_name isn't an absolute path.
7043 (common_handle_option): Handle OPT_dumpdir.
7045 * toplev.c (dump_dir_name): New.
7046 (print_switch_values): Also ignore -dumpdir.
7048 * toplev.h (dump_dir_name): New.
7050 2010-01-03 Richard Guenther <rguenther@suse.de>
7052 PR tree-optimization/42589
7053 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7054 double-word expansion of bswap32.
7056 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7058 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7059 with BLOCK_FOR_INSN.
7060 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7061 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7062 noce_process_if_block): Likewise.
7063 * gcse.c (compute_local_properties, insert_expr_in_table,
7064 insert_set_in_table, canon_list_insert, find_avail_set,
7065 pre_insert_copy_insn): Likewise.
7067 * basic-block.h (BLOCK_NUM): Move from here...
7068 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7070 2010-01-03 Richard Guenther <rguenther@suse.de>
7072 PR tree-optimization/42438
7073 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7074 contains_may_not_return_call flag.
7075 (BB_MAY_NOTRETURN): New.
7076 (valid_in_sets): Trapping nary operations are not valid
7077 in blocks that may not return.
7078 (insert_into_preds_of_block): Remove check for trapping expressions.
7079 (compute_avail): Compute also BB_MAY_NOTRETURN.
7081 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7083 * doc/invoke.texi: Add 2010 to copyright years.
7085 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7087 * config/sparc/sparc.c: Fix formatting nits.
7089 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7090 Alexander Monakov <amonakov@ispras.ru>
7092 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7094 2010-01-02 Richard Guenther <rguenther@suse.de>
7097 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7098 (simplify_switch_using_ranges): Mark to be removed edges
7101 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7103 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7105 * collect2.c (scan_libraries): Add missing argument in call to
7108 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
7111 * config/alpha/predicates.md (aligned_memory_operand): Return false
7113 (unaligned_memory_operand): Return true for CQImode.
7114 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7115 doesn not cross aligned SImode word boundary.
7117 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7119 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7121 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7122 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7124 2010-01-02 Richard Guenther <rguenther@suse.de>
7127 * toplev.c (compile_file): Emit LTO marker properly. Change
7129 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7131 2010-01-01 Richard Guenther <rguenther@suse.de>
7134 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7136 2010-01-01 Richard Guenther <rguenther@suse.de>
7139 * c-decl.c (grokdeclarator): For zero-size arrays force
7140 structural equality checks as layout_type does.
7142 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7144 * builtins.c: Update copyright to 2010.
7146 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7149 * lto-streamer-out.c (produce_asm): Revert the last change.
7150 (copy_function): Likewise.
7152 * lto-streamer.c (lto_get_section_name): Skip any leading
7155 2010-01-01 Richard Guenther <rguenther@suse.de>
7158 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7162 Copyright (C) 2010 Free Software Foundation, Inc.
7164 Copying and distribution of this file, with or without modification,
7165 are permitted in any medium without royalty provided the copyright
7166 notice and this notice are preserved.