1 2010-04-22 Ira Rosen <irar@il.ibm.com>
3 PR tree-optimization/43842
4 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
5 loop unrolling in update of exit phis. Fix comment.
6 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
7 least two reduction statements in the loop before starting SLP
10 2010-04-22 Nick Clifton <nickc@redhat.com>
12 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
14 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
16 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
19 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
21 * tree-parloops.c (loop_parallel_p): New argument
22 parloop_obstack. Pass it down.
23 (parallelize_loops): New variable parloop_obstack. Initialize it,
24 pass it down, free it.
26 * tree-loop-linear.c (linear_transform_loops): Pass down
29 * tree-data-ref.h (lambda_compute_access_matrices): New argument
30 of type struct obstack *.
32 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
33 scratch_obstack. Initialize it, pass down, free it.
35 * lambda.h (lambda_loop_new): Remove.
36 (lambda_matrix_new, lambda_matrix_inverse)
37 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
38 argument of type struct obstack *.
40 * lambda-trans.c (lambda_trans_matrix_new): New argument
41 lambda_obstack. Pass it down, use obstack allocation for ret.
42 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
45 * lambda-mat.c (lambda_matrix_get_column)
46 (lambda_matrix_project_to_null): Remove.
47 (lambda_matrix_new): New argument lambda_obstack. Use obstack
49 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
52 * lambda-code.c (lambda_loop_new): New function.
53 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
54 (lambda_compute_auxillary_space, lambda_compute_target_space)
55 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
56 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
57 (build_access_matrix): New argument lambda_obstack. Use obstack
59 (lambda_compute_step_signs, lambda_compute_access_matrices): New
60 argument lambda_obstack. Pass it down.
62 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
64 * optabs.h (expand_widening_mult): Declare.
66 2010-04-22 Richard Guenther <rguenther@suse.de>
68 PR tree-optimization/43845
69 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
70 lookup the CALL_EXPR function and arguments.
72 2010-04-22 Nick Clifton <nickc@redhat.com>
74 * config/stormy16/stormy16.c
75 (xstormy16_asm_output_aligned_common): Handle a NULL decl
77 * config/stormy16/stormy16.h: Tidy up formatting.
78 (DONT_USE_BUILTIN_SETJMP): Remove definition.
79 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
80 (ineqbranchsi): Delete pattern.
81 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
82 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
83 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
84 stormy16-lib2-ucmpsi2.c.
86 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
88 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
89 df_simulate_find_noclobber_defs as appropriate. Keep track of an
90 extra set merge_set_noclobber, and use it to relax the final test
92 * df.h (df_simulate_find_noclobber_defs): Declare.
93 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
95 (df_simulate_find_noclobber_defs): New function.
97 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
99 * config/i386/i386.md: Use {} around multi-line preparation statements.
101 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
103 * c-tree.h (push_init_level, pop_init_level, set_init_index)
104 (process_init_element): New argument of type struct obstack *.
106 * c-typeck.c (push_init_level, pop_init_level, set_designator)
107 (set_init_index, set_init_label, set_nonincremental_init)
108 (set_nonincremental_init_from_string, find_init_member)
109 (output_init_element, output_pending_init_elements)
110 (process_init_element): New argument braced_init_obstack. Pass it
112 (push_range_stack, add_pending_init): New argument
113 braced_init_obstack. Use obstack allocation.
115 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
116 braced_init_obstack. Pass it down.
117 (c_parser_braced_init): New variables ret, braced_init_obstack.
118 Initialize obstack, pass it down and finally free it.
120 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
123 * tree-pass.h (pass_optimize_widening_mul): Declare.
124 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
125 gate_optimize_widening_mul): New static functions.
126 (pass_optimize_widening_mul): New.
127 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New
129 <case MULT_EXPR>: Remove support for widening multiplies.
130 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
131 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
132 simplify_gen_unary rather than directly building extensions.
133 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
135 * expmed.c (expand_widening_mult): New function.
136 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
138 2010-04-21 Jan Hubicka <jh@suse.cz>
140 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
141 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
142 * lto-wpa-fixup.c: Remove.
143 * Makefile.in (lto-wpa-fixup.o): Remove.
144 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
145 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
146 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
148 2010-04-21 Jan Hubicka <jh@suse.cz>
150 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
151 add write_optimization_summary, read_optimization_summary.
152 (ipa_write_summaries_of_cgraph_node_set): Remove.
153 (ipa_write_optimization_summaries): Declare.
154 (ipa_read_optimization_summaries): Declare.
155 * ipa-cp.c (pass_ipa_cp): Update.
156 * ipa-reference.c (pass_ipa_reference): Update.
157 * ipa-pure-const.c (pass_ipa_pure_const): Update.
158 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
160 * ipa-inline.c (pass_ipa_inline): Update.
161 * ipa.c (pass_ipa_whole_program): Update.
162 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
163 * passes.c (ipa_write_summaries_1): Do not test wpa.
164 (ipa_write_optimization_summaries_1): New.
165 (ipa_write_optimization_summaries): New.
166 (ipa_read_summaries): Do not test ltrans.
167 (ipa_read_optimization_summaries_1): New.
168 (ipa_read_optimization_summaries): New.
170 2010-04-21 Jan Hubicka <jh@suse.cz>
172 * lto-cgraph.c (lto_output_node): Do not output comdat groups
174 (output_cgraph): Do not arrange comdat groups for boundary nodes.
176 2010-04-21 Jakub Jelinek <jakub@redhat.com>
179 * dwarf2out.c (add_name_and_src_coords_attributes): Add
180 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
182 2010-04-21 Jan Hubicka <jh@suse.cz>
184 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
186 2010-04-21 Jan Hubicka <jh@suse.cz>
188 * varpool.c (decide_is_variable_needed): Variable is always needed
191 2010-04-21 Jan Hubicka <jh@suse.cz>
193 * opts.c (decode_options): Enable pure-const pass for whopr.
195 2010-04-21 Jan Hubicka <jh@suse.cz>
197 * cgraph.c (dump_cgraph_node): Dump also assembler name.
198 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
200 (cgraph_decide_inlining): Do not expect callee to be removed in all
203 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
205 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
207 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
209 * config/i386/i386.md (x86_shrd): Add athlon_decode and
210 amdfam10_decode attributes.
212 2010-04-21 Jakub Jelinek <jakub@redhat.com>
215 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
216 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
217 (lower_copyprivate_clauses): Use private var in outer
218 context instead of original var. Make sure the types
219 are correct for VLAs.
221 2010-04-21 Richard Guenther <rguenther@suse.de>
223 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
224 to non-pointer objects.
226 2010-04-21 Jakub Jelinek <jakub@redhat.com>
228 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
229 last chain entry if it starts with the still current label.
230 (add_location_or_const_value_attribute): Check that
231 loc_list->first->next is NULL instead of comparing ->first with ->last.
232 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
233 to add_var_loc_to_decl.
235 * dwarf2out.c (output_call_frame_info): For dw_cie_version
236 >= 4 add also address size and segment size fields into CIE header.
238 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
239 long as address size is the same as sizeof (void *) and
241 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
242 address size or segment size is unexpected, return DW_EH_PE_omit.
243 (classify_object_over_fdes): If get_cie_encoding returned
244 DW_EH_PE_omit, return -1.
245 (init_object): If classify_object_over_fdes returned -1,
246 pretend there were no FDEs at all.
248 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
250 * config/i386/i386.md (bswap<mode>2): Macroize expander from
251 bswap{si,di}2 using SWI48 mode iterator.
252 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
253 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
254 set modrm attribute of bswap insn to 0 and remove length attribute.
255 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
256 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
257 set mode attribute to <MODE> and remove length attribute.
259 2010-04-20 James E. Wilson <wilson@codesourcery.com>
261 PR rtl-optimization/43520
262 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
263 zero available registers.
265 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
267 * builtins.c (fold_builtin_cproj): Fold more cases.
269 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
271 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
272 (fold_builtin_1): Fold builtin cproj.
273 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
274 Use ATTR_CONST_NOTHROW_LIST.
276 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
278 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
279 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
280 ffsi2_no_cmove for !TARGET_CMOVE.
281 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
282 (ffssi2): Remove expander.
283 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
285 (ctz<mode>2): Ditto from ctz{si,di}2.
286 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
288 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
291 2010-04-20 Jakub Jelinek <jakub@redhat.com>
293 * dwarf2out.c (AT_linkage_name): Define.
294 (clone_as_declaration): Handle DW_AT_linkage_name.
295 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
296 of DW_AT_MIPS_linkage_name.
297 (move_linkage_attr): Likewise.
298 (dwarf2out_finish): Likewise.
300 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
303 * fold-const.c (fold_comparison): New folding rule.
305 2010-04-20 Anatoly Sokolov <aesok@post.ru>
307 * double-int.h (double_int_setbit): Declare.
308 * double-int.c (double_int_setbit): New function.
309 * rtl.h (immed_double_int_const): Declare.
310 * emit-rtl.c (immed_double_int_const): New function.
311 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
312 and immed_double_int_const functions.
313 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
314 expand_copysign_bit): (Ditto.).
315 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
316 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
317 * dojump.c (prefer_and_bit_test): (Ditto.).
318 * expr.c (convert_modes, reduce_to_bit_field_precision,
319 const_vector_from_tree): (Ditto.).
320 * expmed.c (mask_rtx, lshift_value): (Ditto.).
322 2010-04-20 Jan Hubicka <jh@suse.cz>
324 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
325 (dump_cgraph_node): Dump new flags.
326 * cgraph.h (struct cgraph_node): Add flags
327 reachable_from_other_partition and in_other_partition.
328 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
329 other partition can not be removed.
330 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
331 the other partition must be output; silence sanity checking on
332 leaking functions bodies from other paritition.
333 * lto-cgraph.c (reachable_from_other_partition_p): New function.
334 (lto_output_node): Output new flags; do not sanity check that inline
335 clones are output; drop lto_forced_extern_inline_p code; do not mock
336 visibility flags at partition boundaries.
337 (add_node_to): New function.
338 (output_cgraph): Use it to sort functions so masters appear before
340 (input_overwrite_node): Input new flags.
341 * passes.c (ipa_write_summaries): Do not call
342 lto_new_extern_inline_states.
343 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
344 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
345 lto_forced_extern_inline_p): Kill.
346 * lto-streamer.h (lto_new_extern_inline_states,
347 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
348 lto_forced_extern_inline_p): Kill.
350 2010-04-20 Richard Guenther <rguenther@suse.de>
352 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
353 from vars that can have pointers.
354 (process_constraint): Dump useless constraints.
356 2010-04-20 Richard Guenther <rguenther@suse.de>
358 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
359 (dump_sa_points_to_info): Remove asserts.
360 (init_base_vars): nothing_id isn't an escape point nor does it
363 2010-04-20 Jakub Jelinek <jakub@redhat.com>
365 * tree.h (TYPE_REF_IS_RVALUE): Define.
366 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
367 should_move_die_to_comdat, prune_unused_types_walk): Handle
368 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
369 (modified_type_die, gen_reference_type_die): Emit
370 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
371 if TYPE_REF_IS_RVALUE and -gdwarf-4.
373 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
376 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
377 calls for -fpic -m31 if they have been sibcall optimized.
379 2010-04-19 James E. Wilson <wilson@codesourcery.com>
381 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
382 ar.lc fixed and call-used.
384 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
386 2010-04-19 Jan Hubicka <jh@suse.cz>
388 * opts.c (decode_options): Disable whpr incompatible passes.
389 * lto/lto.c (lto_1_to_1_map): Skip clones.
390 (read_cgraph_and_symbols): Do not mark everything as needed.
391 (do_whole_program_analysis): Do map only after optimizing;
392 set proper cgraph_state; use passmanager.
394 2010-04-19 DJ Delorie <dj@redhat.com>
396 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
397 POINTER_PLUS_EXPR and fix them.
399 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
401 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
402 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
403 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
404 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
405 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
406 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
407 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
408 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
409 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
410 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
411 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
413 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
415 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
416 (check_cond_move_block): Likewise.
417 (cond_move_process_if_block): Likewise.
418 (noce_find_if_block): Improve formatting.
419 (find_if_header): Pass 0 to memset and tweak conditions.
420 (cond_exec_find_if_block): Fix long lines and tweak conditions.
422 2010-04-19 Jakub Jelinek <jakub@redhat.com>
424 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
428 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
429 with non-local decl doesn't need chain.
431 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
433 * ira-color.c (allocno_reload_assign): Avoid accumulating
434 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
436 2010-04-19 Martin Jambor <mjambor@suse.cz>
438 * gimple.h (create_tmp_reg): Declare.
439 * gimplify.c (create_tmp_reg): New function.
440 (gimplify_return_expr): Use create_tmp_reg.
441 (gimplify_omp_atomic): Likewise.
442 (gimple_regimplify_operands): Likewise.
443 * tree-dfa.c (make_rename_temp): Likewise.
444 * tree-predcom.c (predcom_tmp_var): Likewise.
445 (reassociate_to_the_same_stmt): Likewise.
446 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
447 (get_replaced_param_substitute): Likewise.
448 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
449 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
450 * tree-ssa-pre.c (get_representative_for): Likewise.
451 (create_expression_by_pieces): Likewise.
452 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
453 (create_tailcall_accumulator): Likewise.
455 2010-04-19 Martin Jambor <mjambor@suse.cz>
457 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
459 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
461 2010-04-19 Richard Guenther <rguenther@suse.de>
463 PR tree-optimization/43796
464 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
465 from SCEV in the lattice.
466 (vrp_visit_phi_node): Dump change.
468 2010-04-19 Richard Guenther <rguenther@suse.de>
470 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
471 * configure: Re-generated.
473 2010-04-19 Richard Guenther <rguenther@suse.de>
475 PR tree-optimization/43783
476 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
477 constant ARRAY_REF operands two and three if possible.
479 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
482 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
484 2010-04-19 Jie Zhang <jie@codesourcery.com>
487 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
489 2010-04-19 Ira Rosen <irar@il.ibm.com>
491 PR tree-optimization/37027
492 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
493 and macro to access it.
494 (vectorizable_reduction): Add argument.
495 (vect_get_slp_defs): Likewise.
496 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
497 statements for possible use in SLP.
498 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
499 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
500 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
502 (vectorizable_reduction): Likewise.
503 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
505 (vectorizable_type_demotion, vectorizable_type_promotion,
506 vectorizable_store): Likewise.
507 (vect_analyze_stmt): Update call to vectorizable_reduction.
508 (vect_transform_stmt): Likewise.
509 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
510 (vect_build_slp_tree): Fix indentation. Check that there are no loads
511 from different interleaving chains in same node.
512 (vect_slp_rearrange_stmts): New function.
513 (vect_supported_load_permutation_p): Allow load permutations for
514 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
515 inside SLP nodes if necessary.
516 (vect_analyze_slp_instance): Handle reductions.
517 (vect_analyze_slp): Try to build SLP instances originating from groups
519 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
520 (vect_get_constant_vectors): Create initial vectors for reductions
521 according to reduction code. Add new argument.
522 (vect_get_slp_defs): Add new argument, pass it to
523 vect_get_constant_vectors.
524 (vect_schedule_slp_instance): Remove SLP tree root statements.
526 2010-04-19 Jakub Jelinek <jakub@redhat.com>
528 * tree.h (ENUM_IS_SCOPED): Define.
529 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
530 for ENUM_IS_SCOPED enums.
532 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
534 * fold-const.c (fold_comparison): Use ssizetype.
535 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
536 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
537 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
538 * tree-object-size.c (compute_object_sizes): Use size_type_node.
540 * tree.h (initialize_sizetypes): Remove parameter.
541 (build_common_tree_nodes): Remove second parameter.
542 * stor-layout.c (initialize_sizetypes): Remove parameter.
543 Always create an unsigned type.
544 (set_sizetype): Assert that the passed type is unsigned and simplify.
545 * tree.c (build_common_tree_nodes): Remove second parameter.
546 Adjust call to initialize_sizetypes.
547 * c-decl.c (c_init_decl_processing): Remove second argument in call to
548 build_common_tree_nodes.
550 2010-04-18 Matthias Klose <doko@ubuntu.com>
552 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
554 2010-04-18 Ira Rosen <irar@il.ibm.com>
556 PR tree-optimization/43771
557 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
558 load permutation doesn't have gaps.
560 2010-04-18 Jan Hubicka <jh@suse.cz>
562 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
563 (sse_prologue_save_insn expander): Use new pattern.
564 (sse_prologue_save_insn1): New pattern and splitter.
565 (sse_prologue_save_insn): Update to deal also with 64bit aligned
567 * i386.c (setup_incoming_varargs_64): Do not compute jump
569 (ix86_gimplify_va_arg): Update alignment needed.
570 (ix86_local_alignment): Do not align all local arrays to 128bit.
572 2010-04-17 Jan Hubicka <jh@suse.cz>
574 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
576 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
578 * arm.md (negdi2): Remove redundant code to force values into a
581 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
583 * arm/bpabi.S: Add EABI alignment attributes to objects.
584 * arm/bpabi-v6m.S: Likewise.
585 * arm/crti.asm: Likewise.
586 * arm/crtn.asm: Likewise.
587 * arm/lib1funcs.asm: Likewise.
588 * arm/libunwind.S: Likewise.
590 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
592 * arm-protos.h (tune_params): New structure.
593 * arm.c (current_tune): New variable.
594 (arm_constant_limit): Delete.
595 (struct processors): Add pointer to the tune parameters.
596 (arm_slowmul_tune): New tuning option.
597 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
598 (all_cores): Adjust to pick up the tuning model.
599 (arm_constant_limit): New function.
600 (arm_override_options): Select the appropriate tuning model. Delete
601 initialization of arm_const_limit.
602 (arm_split_constant): Use the new constant-limit model.
603 (arm_rtx_costs): Pick up the current tuning model.
604 * arm.md (is_strongarm, is_xscale): Delete.
605 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
606 for Xscale variant architectures.
607 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
609 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
611 * config/arm/arm.c (arm_gen_constant): Remove unused variable
613 (arm_rtx_costs_1): Remove unused variable extra_cost.
614 (arm_unwind_emit_set): Use variable offset.
615 (thumb1_output_casesi): Remove unused variable flags.
617 2010-04-16 Jeff Law <law@redhat.com>
619 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
620 needing assignment rather than doing a two-phase assignment. Remove
623 2010-04-16 Jakub Jelinek <jakub@redhat.com>
626 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
628 2010-04-16 Doug Kwan <dougkwan@google.com>
630 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
631 (next_operand_entry_id): New static variable.
632 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
633 (add_to_ops_vec): Assigned unique ID to operand entry.
634 (struct oecount_s): New field ID.
635 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
636 (undistribute_ops_list): Assign unique IDs to oecounts.
637 (init_reassoc): reset next_operand_entry_id.
639 2010-04-16 Doug Kwan <dougkwan@google.com>
641 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
642 missing left parenthesis.
644 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
646 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
647 *btdi_rex64 using SWI48 mode iterator.
648 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
649 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
650 *jcc_btdi_mask_rex64.
652 2010-04-16 Anatoly Sokolov <aesok@post.ru>
654 * double-int.h (tree_to_double_int): Convert to macro.
655 * double-int.c (tree_to_double_int): Remove.
657 2010-04-16 Jakub Jelinek <jakub@redhat.com>
660 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
661 with want_address 2 and in case a single element list might be
662 possible, call it again with want_address 0.
664 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
666 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
667 case 'W' print operands for HI mode.
668 * config/h8300/h8300.h (Y0, Y2) : New constraints.
669 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
670 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
671 * config/h8300/predicate.md (bit_register_indirect_operand): New.
673 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
675 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
676 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
677 #xx:3 and #xx:4 mode.
679 * config/h8300/h8300.md (inverted load with HImode dest): Add
682 * config/h8300/predicate.md (bit_operand): Allow immediate values that
683 satisfy 'U' constraint.
685 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
687 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
688 * configure: Regenerate.
689 * config.in: Regenerate.
690 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
693 2010-04-16 Richard Guenther <rguenther@suse.de>
695 * tree.h (struct tree_decl_minimal): Move pt_uid ...
696 (struct tree_decl_common): ... here.
697 (DECL_PT_UID): Adjust.
698 (SET_DECL_PT_UID): Likewise.
699 (DECL_PT_UID_SET_P): Likewise.
701 2010-04-16 Richard Guenther <rguenther@suse.de>
703 PR tree-optimization/43572
704 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
705 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
706 * tree-flow.h (is_call_clobbered): Remove.
707 * tree-flow-inline.h (is_call_clobbered): Likewise.
708 * tree-dfa.c (dump_variable): Do not dump call clobber state.
709 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
710 (execute_return_slot_opt): Adjust.
711 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
712 check for call clobbered vars here.
713 (find_tail_calls): Move tailcall verification to the
716 2010-04-16 Diego Novillo <dnovillo@google.com>
718 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
720 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
723 * config/arm/arm.md (cbranchqi4): New pattern.
724 * config/arm/predicates.md (const0_operand,
725 cbranchqi4_comparison_operator): New predicates.
727 2010-04-16 Richard Guenther <rguenther@suse.de>
729 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
730 (dump_gimple_stmt): Likewise.
732 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
734 * recog.h (struct recog_data): New field is_operator.
735 (struct insn_operand_data): New field is_operator.
736 * recog.c (extract_insn): Set recog_data.is_operator.
737 * genoutput.c (output_operand_data): Emit code to set the
739 * reload.c (find_reloads): Use it rather than testing for an
740 empty constraint string.
743 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
744 If the previous insn is a cbranchsi4_insn with the same arguments,
745 omit the compare instruction.
747 * config/arm/arm.md (addsi3_cbranch): If destination is a high
748 register, inputs must be low registers and we need a low register
749 scratch. Handle alternative 2 like alternative 3.
751 2010-04-16 Jakub Jelinek <jakub@redhat.com>
753 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
754 don't call get_addr on both. If one expression is a VALUE and
755 the other a REG, check VALUE's locs if the REG isn't among them.
757 2010-04-16 Christian Bruel <christian.bruel@st.com>
759 * config/sh/sh.h (sh_frame_pointer_required): New function.
760 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
761 (flag_omit_frame_pointer) Set.
762 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
763 (rounded_frame_size): Adjust size with outgoing_args_size.
764 (sh_set_return_address): Must return from stack pointer.
765 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
766 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
767 (ACCUMULATE_OUTGOING_ARGS): Define.
768 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
769 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
771 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
774 * config/sh/sh.c (sh_legitimize_reload_address): Use
775 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
776 Remove a unneeded check for offset_base.
778 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
780 * configure: Regenerated.
782 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
784 * config/s390/s390.c (s390_call_save_register_used): Switch back
787 2010-04-15 Richard Guenther <rguenther@suse.de>
789 * alias.c (alias_set_subset_of): Handle alias-set zero
792 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
793 Julian Brown <julian@codesourcery.com>
795 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
796 alternatives according to use of high and low regs.
797 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
798 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
799 optimizing for size on Thumb-2.
801 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
803 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
805 2010-04-15 Richard Guenther <rguenther@suse.de>
807 * tree-ssa-structalias.c (struct variable_info): Add
809 (new_var_info): Initialize it.
810 (dump_constraints): Support printing last added constraints.
811 (debug_constraints): Adjust.
812 (dump_constraint_graph): Likewise.
813 (make_heapvar_for): Check for NULL cfun.
814 (get_function_part_constraint): New function.
815 (get_fi_for_callee): Likewise.
816 (find_func_aliases): Properly implement IPA PTA constraints.
817 (process_ipa_clobber): New function.
818 (find_func_clobbers): Likewise.
819 (insert_into_field_list_sorted): Remove.
820 (create_function_info_for): Properly allocate vars for IPA mode.
821 Do not use insert_into_field_list_sorted.
822 (create_variable_info_for): Properly generate constraints for
823 global vars in IPA mode.
824 (dump_solution_for_var): Always dump the solution.
825 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
826 (find_what_var_points_to): Adjust.
827 (pt_solution_set): Change.
828 (pt_solution_ior_into): New function.
829 (pt_solution_empty_p): Export.
830 (pt_solution_includes_global): Adjust.
831 (pt_solution_includes_1): Likewise.
832 (pt_solutions_intersect_1): Likewise.
833 (dump_sa_points_to_info): Check some invariants.
834 (solve_constraints): Move constraint dumping ...
835 (compute_points_to_sets): ... here.
836 (ipa_pta_execute): ... and here.
837 (compute_may_aliases): Do not re-compute points-to info
838 locally if IPA info is available.
839 (ipa_escaped_pt): New global var.
840 (ipa_pta_execute): Properly implement IPA PTA.
841 * tree-into-ssa.c (dump_decl_set): Support dumping
842 decls not in referenced-vars.
843 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
844 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
845 (dump_points_to_solution): Likewise.
846 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
847 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
848 (remap_gimple_stmt): Reset call clobber/use information if necessary.
849 (copy_decl_to_var): Copy DECL_PT_UID.
850 (copy_result_decl_to_var): Likewise.
851 * tree.c (make_node_stat): Initialize DECL_PT_UID.
852 (copy_node_stat): Copy it.
853 * tree.h (DECL_PT_UID): New macro.
854 (SET_DECL_PT_UID): Likewise.
855 (DECL_PT_UID_SET_P): Likewise.
856 (struct tree_decl_minimal): Add pt_uid member.
857 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
858 (pt_solution_empty_p): Declare.
859 (pt_solution_set): Adjust.
860 (ipa_escaped_pt): Declare.
861 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
862 * gimple-pretty-print.c (pp_points_to_solution): New function.
863 (dump_gimple_call): Dump call clobber/use information.
864 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
865 * tree-pass.h (TDF_ALIAS): New dump option.
866 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
867 * doc/invoke.texi (-fipa-pta): Update documentation.
869 2010-04-15 Richard Guenther <rguenther@suse.de>
871 * Makefile.in (OBJS-common): Add gimple-fold.o.
872 (gimple-fold.o): New rule.
873 * tree.h (maybe_fold_offset_to_reference,
874 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
876 * gimple.h: ... here.
877 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
878 may_propagate_address_into_dereference): Move prototypes ...
879 * gimple.h: ... here.
880 * tree-ssa-ccp.c (get_symbol_constant_value,
881 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
882 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
883 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
884 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
885 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
886 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
887 gimplify_and_update_call_from_tree): Move ...
888 * gimple-fold.c: ... here. New file.
889 (ccp_fold_builtin): Rename to ...
890 (gimple_fold_builtin): ... this.
891 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
893 2010-04-15 Richard Guenther <rguenther@suse.de>
895 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
896 fit_double_type, force_fit_type_double, add_double_with_sign,
897 neg_double, mul_double_with_sign, lshift_double, rshift_double,
898 lrotate_double, rrotate_double, div_and_round_double): Move ...
899 * double-int.c: ... here.
900 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
901 add_double, neg_double, mul_double_with_sign, mul_double,
902 lshift_double, rshift_double, lrotate_double, rrotate_double,
903 div_and_round_double): Move prototypes ...
904 * double-int.h: ... here.
906 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
909 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
910 matching constraints to ensure inputs match the output.
912 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
915 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
916 in an input-only operand.
918 2010-04-15 Anatoly Sokolov <aesok@post.ru>
920 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
921 (double_int_not, double_int_lshift, double_int_rshift): Declare.
922 (double_int_negative_p): Convert to static inline function.
923 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
924 (double_int_negative_p): Remove.
925 * tree.h (lshift_double, rshift_double):
926 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
927 * fold-const.c (fold_convert_const_int_from_real,
928 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
929 (lshift_double): Change type of arith argument to bool.
930 (rshift_double): Change type of arith argument to bool. Correct
932 * expmed.c (mask_rtx, lshift_value): (Ditto.).
934 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
937 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
938 at the start and end of the then/else blocks, and omit them from the
940 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
941 argument; all callers changed. Pass zero to old_insns_match_p instead.
942 (flow_find_head_matching_sequence): New function.
943 (old_insns_match_p): Check REG_EH_REGION notes for calls.
944 * basic-block.h (flow_find_cross_jump,
945 flow_find_head_matching_sequence): Declare functions.
947 2010-04-14 Jason Merrill <jason@redhat.com>
950 * c-common.c (attribute_takes_identifier_p): New fn.
951 * c-common.h: Declare it.
953 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
955 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
957 (*udivmod<mode>4): Ditto.
959 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
961 * config/i386/i386.md (maxmin_int): Rename code attribute from
962 maxminiprefix and update all users.
963 (maxmin_float): Ditto from maxminfprefix.
964 (logic): Ditto from logicprefix.
965 (absneg_mnemonic): Ditto from absnegprefix.
966 * config/i386/mmx.md: Update all users of maxminiprefix,
967 maxminfprefix and logicprefix for rename.
968 * config/i386/sse.md: Ditto.
969 * config/i386/sync.md (sync_<code><mode>): Update for
972 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
975 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
976 warnings converted to errors.
978 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
980 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
981 used insn_type variable.
982 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
983 to avoid set-but-not-used warning.
985 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
987 * df-core.c (df_ref_debug): Change format string placeholder
989 * dwarf2asm.c (dw2_asm_output_data_raw,
990 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
991 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
992 * dwarf2out.c (output_cfi, output_cfi_directive,
993 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
994 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
996 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
997 * print-rtl.c (print_rtx): Ditto.
999 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1002 * builtins.c (expand_builtin_pow_root): New function to expand pow
1003 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1004 series of sqrt and cbrt calls under -ffast-math.
1005 (expand_builtin_pow): Call it.
1007 2010-04-14 Michael Matz <matz@suse.de>
1009 PR tree-optimization/42963
1010 * tree-cfg.c (touched_switch_bbs): New static variable.
1011 (group_case_labels_stmt): New function broken out from ...
1012 (group_case_labels): ... here, use the above.
1013 (start_recording_case_labels): Allocate touched_switch_bbs.
1014 (end_recording_case_labels): Deallocate it, call
1015 group_case_labels_stmt.
1016 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1018 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1020 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1023 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1025 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1027 2010-04-13 Jan Hubicka <jh@suse.cz>
1029 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1030 of optimized out static functions.
1031 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1032 cost computation. Also sanity check for overflows.
1033 (update_caller_keys): Update cgraph_edge_badness call; properly
1034 update fibheap and sanity check that it is up to date.
1035 (add_new_edges_to_heap): Update cgraph_edge_badness.
1036 (cgraph_decide_inlining_of_small_function): Likewise;
1037 add sanity checking that badness in heap is up to date;
1038 improve dumping of reason; Update badness of calls to the
1039 offline copy of function currently inlined; dump badness
1040 of functions not inlined because of unit growth limits.
1042 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1045 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1046 because of sign-extension change when converting to sizetype here...
1047 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1049 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1050 the folding to constants. Remove redundant final conversion.
1051 (fold_binary) <associate>: Do not associate if the re-association of
1052 constants alone overflows.
1053 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1054 to the end of the list.
1055 (multiple_of_p) <COND_EXPR>: New case.
1057 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1059 * opt-functions.awk (opt_sanitized_name): New.
1061 * optc-gen.awk: Use it
1062 * opth-gen.awk: Use it.
1064 2010-04-13 Martin Jambor <mjambor@suse.cz>
1066 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1067 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1068 children. Call replace_uses_with_default_def_ssa_name to handle
1071 2010-04-13 Michael Matz <matz@suse.de>
1074 * builtins.c (expand_builtin_interclass_mathfn): Also create
1075 a register if the predicate doesn't match.
1077 2010-04-13 Diego Novillo <dnovillo@google.com>
1079 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1080 * c-pch.c: Include timevar.h.
1081 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1082 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1083 * ggc-common.c: Include timevar.h.
1084 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1085 * timevar.def (TV_PCH_SAVE): Define.
1086 (TV_PCH_CPP_SAVE): Define.
1087 (TV_PCH_PTR_REALLOC): Define.
1088 (TV_PCH_PTR_SORT): Define.
1089 (TV_PCH_RESTORE): Define.
1090 (TV_PCH_CPP_RESTORE): Define.
1092 2010-04-13 Michael Matz <matz@suse.de>
1094 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1096 (can_reassociate_p): New function.
1097 (break_up_subtract_bb, reassociate_bb): Use it.
1099 2010-04-13 Richard Guenther <rguenther@suse.de>
1102 * builtins.c (c_readstr): Fix assert.
1104 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1106 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1107 when generating cltd insn.
1109 (*ashl<mode>3_1): Remove special handling for register operand 2.
1110 (*ashlsi3_1_zext): Ditto.
1111 (*ashlhi3_1): Ditto.
1112 (*ashlhi3_1_lea): Ditto.
1113 (*ashlqi3_1): Ditto.
1114 (*ashlqi3_1_lea): Ditto.
1115 (*<shiftrt_insn><mode>3_1): Ditto.
1116 (*<shiftrt_insn>si3_1_zext): Ditto.
1117 (*<shiftrt_insn>qi3_1_slp): Ditto.
1118 (*<rotate_insn><mode>3_1): Ditto.
1119 (*<rotate_insn>si3_1_zext): Ditto.
1120 (*<rotate_insn>qi3_1_slp): Ditto.
1122 2010-04-13 Richard Guenther <rguenther@suse.de>
1124 * tree-ssa-structalias.c (callused_id): Remove.
1125 (call_stmt_vars): New.
1126 (get_call_vi): Likewise.
1127 (lookup_call_use_vi): Likewise.
1128 (lookup_call_clobber_vi): Likewise.
1129 (get_call_use_vi): Likewise.
1130 (get_call_clobber_vi): Likewise.
1131 (make_transitive_closure_constraints): Likewise.
1132 (handle_const_call): Adjust to do per-call call-used handling.
1133 (handle_pure_call): Likewise.
1134 (find_what_var_points_to): Remove general callused handling.
1135 (init_base_vars): Likewise.
1136 (init_alias_vars): Initialize call_stmt_vars.
1137 (compute_points_to_sets): Process call-used and call-clobbered
1138 vars for call statements.
1139 (delete_points_to_sets): Free call_stmt_vars.
1141 2010-04-13 Richard Guenther <rguenther@suse.de>
1143 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1144 Only add RW dependence for dependence distance zero.
1145 Adjust maximal vectorization factor according to dependences.
1146 Move alignment handling ...
1147 (vect_find_same_alignment_drs): ... here. New function.
1148 (vect_analyze_data_ref_dependences): Adjust.
1149 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1150 (vect_analyze_data_refs): Adjust minimal vectorization factor
1151 according to data references.
1152 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1153 dependences before determining the vectorization factor.
1154 Analyze alignment after determining the vectorization factor.
1155 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1156 dependences before alignment.
1157 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1159 (vect_analyze_data_refs): Likewise.
1160 (MAX_VECTORIZATION_FACTOR): New define.
1162 2010-04-13 Duncan Sands <baldrick@free.fr>
1164 * except.h (lang_eh_type_covers): Remove.
1165 * except.c (lang_eh_type_covers): Likewise.
1167 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1168 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1170 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1171 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1172 UNITS_PER_LONG where it is ABI relevant.
1173 (s390_return_addr_rtx): Likewise.
1174 (s390_back_chain_rtx): Likewise.
1175 (s390_frame_area): Likewise.
1176 (s390_frame_info): Likewise.
1177 (s390_initial_elimination_offset): Likewise.
1178 (save_gprs): Likewise.
1179 (s390_emit_prologue): Likewise.
1180 (s390_emit_epilogue): Likewise.
1181 (s390_function_arg_advance): Likewise.
1182 (s390_function_arg): Likewise.
1183 (s390_va_start): Likewise.
1184 (s390_gimplify_va_arg): Likewise.
1185 (s390_function_profiler): Likewise.
1186 (s390_optimize_prologue): Likewise.
1187 (s390_rtx_costs): Likewise.
1188 (s390_secondary_reload): Likewise.
1189 (s390_promote_function_mode): Likewise.
1190 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1191 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1192 registers available.
1193 (s390_unwind_word_mode): New function.
1194 (s390_function_value): Split 64 bit values into register pair if
1195 used as return value.
1196 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1197 function call parameters. Handle parallels.
1198 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1199 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1200 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1201 (s390_expand_setmem): Remove unused variable src_addr.
1202 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1203 deal with 64 bit registers.
1204 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1205 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1206 (UNITS_PER_LONG): New macro.
1207 * libjava/include/s390-signal.h: Define extended ucontext
1208 structure containing the upper halfs of the 64 bit registers.
1210 2010-04-13 Simon Baldwin <simonb@google.com>
1212 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1214 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1216 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1217 rvalue on the RHS if the LHS is of a non-renamable type.
1218 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1220 2010-04-13 Matthias Klose <doko@ubuntu.com>
1222 * gcc.c (cc1_options): Handle -iplugindir before processing
1223 the cc1 spec. Only add -iplugindir once.
1224 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1226 * common.opt (iplugindir): Remove `Separate' property, initialize.
1227 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1229 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1230 (distclean): Remove plugin dir.
1231 * doc/invoke.texi: Document -iplugindir.
1233 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1235 * doc/plugins.texi (Loading Plugins): Document short
1236 -fplugin=foo option.
1237 (Plugin API): Mention default_plugin_dir_name function.
1239 * gcc.c (find_file_spec_function): Add new declaration.
1240 (static_spec_func): Use it for "find-file".
1241 (find_file_spec_function): Add new function.
1242 (cc1_options): Add -iplugindir option if -fplugin* options found.
1244 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1246 * plugin.c (add_new_plugin): Updated comment, and handle short
1248 (default_plugin_dir_name): Added new function.
1250 * common.opt (iplugindir): New option to set the plugin directory.
1252 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1254 * config/i386/i386.md (any_rotate): New code iterator.
1255 (rotate_insn): New code attribute.
1257 (SWIM124): New mode iterator.
1258 (<rotate_insn>ti3): New expander.
1259 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1260 any_rotate code iterator.
1261 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1262 using any_rotate code iterator and SWIM124 mode iterator.
1263 (ix86_rotlti3): New insn_and_split pattern.
1264 (ix86_rotrti3): Ditto.
1265 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1266 ix86_rotl{di,ti}3 patterns.
1267 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1268 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1269 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1270 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1271 code iterator and SWI mode iterator.
1272 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1273 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1275 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1276 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1277 (bswap rotatert splitter): Add splitter.
1278 (bswap splitter): Macroize splitter using any_rotate code iterator.
1279 Add insn predicate to split only for TARGET_USE_XCHGB or when
1280 optimizing function for size.
1282 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1284 * config/pa/pa.c (emit_move_sequence): Remove use of
1285 deleted variable flag_argument_noalias.
1287 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1289 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1291 Add to unsupported targets list.
1292 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1293 sparc*-sun-solaris2.[567]* from target lists.
1294 * configure: Regenerate.
1295 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1297 Remove Solaris 7 patch references.
1298 (Specific, sparc-sun-solaris2.7): Removed.
1299 (sparc-sun-solaris2*): Update Solaris 7 example.
1300 (sparc64-*-solaris2*): Likewise.
1302 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1304 * config.build (alpha*-dec-osf4*): Remove.
1305 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1306 of obsolete configurations.
1307 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1309 * config/alpha/t-osf4: Renamed to ...
1310 * config/alpha/t-osf5: ... this.
1311 * config/alpha/osf.h: Renamed to ...
1312 * config/alpha/osf5.h: ... this.
1313 Merged old osf5.h contents.
1315 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1316 (EXTRA_SPECS): Removed.
1317 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1318 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1321 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1323 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1325 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1328 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1329 __thiscall convention.
1331 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1333 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1335 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1337 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1339 * function.c (assign_parms_initialize_all): Add unused attribute
1342 2010-04-12 Richard Guenther <rguenther@suse.de>
1344 * gsstruct.def (GSS_CALL): New.
1345 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1346 * gimple.h: Include tree-ssa-alias.h.
1347 (struct gimple_statement_call): New.
1348 (union gimple_statement_struct_d): Add gimple_call member.
1349 (gimple_call_reset_alias_info): Declare.
1350 (gimple_call_use_set): New function.
1351 (gimple_call_clobber_set): Likewise.
1352 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1353 * gimple.c (gimple_call_reset_alias_info): New function.
1354 (gimple_build_call_1): Call it.
1355 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1356 * tree-inline.c (remap_gimple_stmt): Likewise.
1357 (expand_call_inline): Remove callused handling.
1358 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1359 * tree-dfa.c (dump_variable): Likewise.
1360 * tree-parloops.c (parallelize_loops): Likewise.
1361 * tree-ssa.c (init_tree_ssa): Likewise.
1362 (delete_tree_ssa): Likewise.
1363 * tree-flow-inline.h (is_call_used): Remove.
1364 * tree-flow.h (struct gimple_df): Remove callused member.
1365 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1366 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1367 (ref_maybe_used_by_call_p_1): Simplify.
1368 (call_may_clobber_ref_p_1): Likewise.
1369 * tree-ssa-structalias.c (compute_points_to_sets): Set
1370 the call stmt used and clobbered sets.
1371 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1372 (find_tail_calls): Verify the tail call.
1374 2010-04-12 Richard Guenther <rguenther@suse.de>
1376 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1377 single-iteration always-inline inlining.
1378 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1379 (cgraph_decide_inlining): Do not handle always-inline specially.
1380 (try_inline): Remove always-inline cycle detection special case.
1381 Do not recurse on always-inlines.
1382 (cgraph_early_inlining): Do not iterate if not optimizing.
1383 (cgraph_gate_early_inlining): remove.
1384 (pass_early_inline): Run unconditionally.
1385 (gate_cgraph_decide_inlining): New function.
1386 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1387 not inlining or optimizing.
1388 (cgraph_decide_inlining_of_small_functions): Also consider
1389 always-inline functions.
1390 (cgraph_default_inline_p): Return true for nodes which should
1391 disregard inline limits.
1392 (estimate_function_body_sizes): Assume zero size and time for
1393 nodes which are marked as disregarding inline limits.
1394 (cgraph_decide_recursive_inlining): Do not perform recursive
1395 inlining on always-inline nodes.
1397 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1400 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1401 for exprs satisfying handled_component_p.
1403 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1405 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1406 non-constant aggregate elements.
1408 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1409 is a real initialization.
1411 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1414 * c-decl.c (start_function): Move forward check for nested function.
1416 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1418 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1419 * config/sh/sh.c: Include reload.h.
1420 (sh_legitimize_reload_address): New.
1421 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1422 sh_legitimize_reload_address.
1424 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1426 * config/sh/sh.md (*movqi_pop): New insn pattern.
1427 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1429 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1431 * config/i386/i386.md (any_shiftrt): New code iterator.
1432 (shiftrt_insn): New code attribute.
1434 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1435 using any_shiftrt code iterator.
1436 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1437 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1438 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1439 pattern from corresponding peephole2 patterns.
1440 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1441 using any_shiftrt code iterator.
1442 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1443 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1444 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1445 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1446 *{ashr,lshr}<mode>3_cmp_zext.
1447 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1449 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1451 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1453 (*lshr<mode>3_cconly): Ditto.
1455 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1457 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1458 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1459 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1460 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1462 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1463 from corresponding peephole2 patterns.
1464 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1465 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1466 and *lshrdi3_1_rex64 using SWI mode iterator.
1467 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1468 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1469 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1470 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1471 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1472 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1473 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1474 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1475 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1478 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1480 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1481 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1482 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1483 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1485 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1486 from corresponding peephole2 patterns.
1487 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1488 (ashrsi3_cvt): Rename from ashrsi3_31.
1489 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1490 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1491 and x86_64_shift_adj_3 using SWI48 mode iterator.
1492 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1493 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1494 and *ashrdi3_1_rex64 using SWI mode iterator.
1495 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1496 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1497 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1498 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1499 and *ashrdi3_cmp_rex64 using SWI mode iterator.
1500 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1501 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1502 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1503 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1505 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1506 * config/i386/i386.c (ix86_split_ashr): Update for renamed
1507 x86_shift<mode>_adj_3 expanders.
1509 2010-04-10 Wei Guozhi <carrot@google.com>
1512 * config/arm/arm.c (arm_pic_static_addr): New function.
1513 (legitimize_pic_address): Call arm_pic_static_addr when it detects
1515 (arm_output_addr_const_extra): Output expression for new pattern.
1516 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1518 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
1520 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1523 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1524 * web.c: Include "insn-config.h" and "recog.h".
1525 (union_match_dups): New function.
1526 (web_main): Call it.
1527 (union_defs): Don't try to recognize match_dups.
1529 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1530 if doing so would replace the entire pattern.
1532 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1536 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1537 and splitter pattern. Change splitter operand 1 predicate to
1540 2010-04-09 Martin Jambor <mjambor@suse.cz>
1542 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1543 lattices are addresses of CONST_DECLs with the same initial value.
1544 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1545 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1547 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1548 Bernd Schmidt <bernds@codesourcery.com>
1550 * loop-invariant.c (replace_uses): New static function.
1551 (move_invariant_reg): Use it to ensure we can replace the uses.
1553 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1555 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1557 (picochip_override_options): Enable section anchors only above -O1.
1558 (picochip_reorg): Fixed a couple of build warnings.
1560 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1562 * configure.ac (plugin -rdynamic test): Log result.
1563 * configure: Regenerate.
1564 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1565 (RDYNAMIC_SPEC): Define.
1566 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1568 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1570 * configure.ac: Determine Sun ld version numbers.
1571 (comdat_group): Restrict GNU ld version checks to gld.
1572 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1573 (enable_comdat): Support --enable-comdat.
1574 * configure: Regenerate.
1575 * doc/install.texi (Configuration): Document --enable-comdat.
1577 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1579 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1580 * config/sol2-gld.h: ... here.
1581 * config.gcc (sparc*-*-solaris2*): Reflect this.
1582 (i[34567]86-*-solaris2*): Use it.
1584 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1586 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1588 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1590 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1593 * diagnostic.c (diagnostic_initialize): Initialize
1594 some_warnings_are_errors.
1595 (diagnostic_finish): New.
1596 (diagnostic_action_after_output): Call it before exiting.
1597 (diagnostic_report_diagnostic): Do not print message here. Set
1598 some_warnings_are_errors.
1599 * diagnostic.h (diagnostic_context): Delete
1600 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1601 (diagnostic_finish): Declare.
1602 * toplev.c (toplev_main): Call it before exit.
1604 2010-04-09 Jason Merrill <jason@redhat.com>
1607 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1608 for incomplete type.
1611 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1612 based on a warning flag.
1614 2010-04-09 Richard Guenther <rguenther@suse.de>
1616 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1618 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1621 * varasm.c (default_assemble_visibility): Wrap vars that are
1622 set, but unused, by targets without GAS.
1623 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1624 Remove set, but unused, vars.
1625 (rs6000_legitimize_tls_address): Likewise.
1626 (altivec_expand_dst_builtin): Likewise.
1627 * config/darwin.c (machopic_classify_symbol): Likewise.
1628 (machopic_indirection_name): Likewise.
1630 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1632 * config/i386/i386.md (DWI): New mode iterator.
1633 (S): New mode attribute.
1634 (shift_operand): Ditto.
1635 (shift_immediate_operand): Ditto.
1636 (ashl_input_operand): Ditto.
1637 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1638 using SDWIM mode iterator.
1639 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1640 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1642 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1643 from corresponding peephole2 patterns.
1644 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1645 and x86_64_shift_adj_1 using SWI48 mode iterator.
1646 (x86_shift<mode>_adj_2): Ditto.
1647 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1648 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1649 using SWI48 mode iterator.
1650 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1651 *ashldi3_cmp_rex64 using SWI mode iterator.
1652 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1653 *ashldi3_cconly_rex64 using SWI mode iterator.
1654 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1655 x86_shift<mode>_adj_{1,2}.
1656 (ix86_split_ashr): Ditto.
1657 (ix86_split_lshr): Ditto.
1659 2010-04-09 Richard Guenther <rguenther@suse.de>
1661 * target.h (builtin_conversion): Pass in input and output types.
1662 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1663 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1664 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1665 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1667 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1669 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1671 2010-04-09 Richard Guenther <rguenther@suse.de>
1674 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1676 2010-04-09 Richard Guenther <rguenther@suse.de>
1678 * tree-vectorizer.h (struct _stmt_vec_info): Document
1679 that vectype is the type of the LHS.
1680 (supportable_widening_operation, supportable_narrowing_operation):
1681 Get both input and output vector types as arguments.
1682 (vect_is_simple_use_1): Declare.
1683 (get_same_sized_vectype): Likewise.
1684 * tree-vect-loop.c (vect_determine_vectorization_factor):
1685 Set STMT_VINFO_VECTYPE to the vector type of the def.
1686 (vectorizable_reduction): Adjust.
1687 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1688 Adjust. Specify the output vector type.
1689 (vect_pattern_recog_1): Adjust.
1690 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1691 (vectorizable_call): Adjust.
1692 (vectorizable_conversion): Likewise.
1693 (vectorizable_operation): Likewise.
1694 (vectorizable_type_demotion): Likewise.
1695 (vectorizable_type_promotion): Likewise.
1696 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1698 (vect_is_simple_use_1): New function.
1699 (supportable_widening_operation): Get both input and output
1701 (supportable_narrowing_operation): Likewise.
1702 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1704 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1706 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1707 __thiscall and _thiscall as predefined macros.
1708 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1709 thiscall attribute handling.
1710 (ix86_comp_type_attributes): Likewise.
1711 (ix86_function_regparm): Likewise.
1712 (ix86_return_pops_args): Likewise.
1713 (init_cumulative_args): Likewise.
1714 (find_drap_reg): Likewise.
1715 (ix86_static_chain): Likewise.
1716 (x86_this_parameter): Likewise.
1717 (x86_output_mi_thunk): Likewise.
1718 (ix86_attribute_table): Add description for thiscall attribute.
1719 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1720 * doc/extend.texi: Add documentation for thiscall.
1722 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1725 * c.opt (Wint-to-pointer-cast): Available in C++.
1726 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1728 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1730 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1731 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1732 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1733 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1734 function type instead. Reorder and simplify checks.
1736 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1738 2010-04-08 Jing Yu <jingyu@google.com>
1739 Zdenek Dvorak <ook@ucw.cz>
1741 PR tree-optimization/42720
1742 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1743 loop unswitch conditions here from ...
1744 (tree_unswitch_single_loop): ... here.
1746 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1748 * tree-if-conv.c: Fix comments and simplify logic.
1750 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1752 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1753 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1754 (main_tree_if_conversion): Update call to tree_if_conversion.
1756 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1759 * doc/invoke.texi (-b,-V): Delete.
1760 * doc/tm.texi: Do not mention -b.
1761 * gcc.c (display_help): Delete -b and -V.
1762 (process_command): Delete -b and -V.
1763 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1765 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1766 Wolfgang Gellerich <gellerich@de.ibm.com>
1768 Implement target hook for loop unrolling
1769 * target.h (loop_unroll_adjust): Add a new target hook function.
1770 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1771 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1772 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1773 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1774 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1776 (decide_unroll_stupid): Likewise.
1778 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1781 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1783 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1785 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1786 (Specific, *-*-solaris2*): Likewise.
1787 Don't prefer Sun as over GNU as.
1789 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1791 * config/s390/s390.c (override_options): Adjust the z10
1792 defaults for max-unroll-times, max-completely-peeled-insns
1793 and max-completely-peel-times.
1795 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1797 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1798 instructions for z10.
1799 (s390_expand_setmem): Likewise.
1800 (s390_expand_cmpmem): Likewise.
1802 2010-04-08 Richard Guenther <rguenther@suse.de>
1804 PR tree-optimization/43679
1805 * tree-ssa-pre.c (eliminate): Only propagate copies.
1807 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1810 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1811 set but not used variable warning.
1813 2010-04-08 Wei Guozhi <carrot@google.com>
1816 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1817 (arm_size_rtx_costs): Call the new function when optimized for size.
1819 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1822 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1823 op0 is not a MEM, just return NULL instead of assertion
1825 (discover_nonconstant_array_refs): Don't walk debug stmts.
1827 2010-04-08 Doug Kwan <dougkwan@google.com>
1829 * configure.ac: Recognize gold and do not use its version number
1830 to test ld features.
1831 * configure: Regenerate.
1833 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1836 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1837 (negate_value): Move code to push elements to broken_up_substracts ...
1838 (eliminate_plus_minus_pair): ... here. Push operands that have no
1839 negative pair to plus_negates.
1840 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1842 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1844 * doc/install.texi (Configuration): Move description of
1845 --enable-lto, --with-libelf*, --enable-gold from Java section to
1848 * doc/generic.texi (Working with declarations)
1849 (Function Properties, C and C++ Trees): Fix typos.
1850 * doc/sourcebuild.texi (Top Level): Likewise.
1852 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1855 * tree.h (DECL_READ_P): Define.
1856 (struct tree_decl_common): Add decl_read_flag.
1857 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1858 a set but not used warning.
1859 (merge_decls): Merge DECL_READ_P flag.
1860 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1861 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1862 * c-common.c (handle_used_attribute, handle_unused_attribute):
1864 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1866 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1868 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1869 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1870 c_parser_binary_expression, c_parser_cast_expression,
1871 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1872 Call default_function_array_read_conversion instead of
1873 default_function_array_conversion where needed.
1874 (c_parser_unary_expression, c_parser_conditional_expression,
1875 c_parser_postfix_expression_after_primary, c_parser_initelt):
1876 Likewise. Call mark_exp_read where needed.
1877 (c_parser_statement_after_labels, c_parser_asm_operands,
1878 c_parser_typeof_specifier, c_parser_sizeof_expression,
1879 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1881 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1883 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1884 (warn_unused_but_set_parameter): Default to warn_unused
1886 * doc/invoke.texi: Document -Wunused-but-set-variable and
1887 -Wunused-but-set-parameter.
1889 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1890 used count variable.
1891 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1892 when operandN variables aren't used in the body of the expander
1894 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1895 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1896 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1897 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1898 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1899 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1900 * tree.c (PROCESS_ARG): Likewise.
1902 2010-04-07 Simon Baldwin <simonb@google.com>
1904 * diagnostic.h (diagnostic_override_option_index): New macro to
1905 set a diagnostic's option_index.
1906 * c-tree.h (c_cpp_error): Add warning reason argument.
1907 * opts.c (_warning_as_error_callback): New.
1908 (register_warning_as_error_callback): Store callback for
1909 warnings enabled via enable_warning_as_error.
1910 (enable_warning_as_error): Call callback, minor code tidy.
1911 * opts.h (register_warning_as_error_callback): Declare.
1912 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1913 response to -Werror=.
1914 (c_common_init_options): Register warning_as_error_callback in opts.c.
1915 * common.opt: Add -Wno-cpp option.
1916 * c-common.c (struct reason_option_codes_t): Map cpp warning
1917 reason codes to gcc option indexes.
1918 * (c_option_controlling_cpp_error): New function, lookup the gcc
1919 option index for a cpp warning reason code.
1920 * (c_cpp_error): Add warning reason argument, call
1921 c_option_controlling_cpp_error for diagnostic_override_option_index.
1922 * doc/invoke.texi: Document -Wno-cpp.
1924 2010-04-07 Richard Guenther <rguenther@suse.de>
1926 * ipa-reference.c (mark_load): Use get_base_address.
1927 (mark_store): Likewise.
1929 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1930 inserting GIMPLE_NOPs into the IL.
1931 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1932 Explicitly strip handled components and indirect references.
1934 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1935 folding address expressions.
1936 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1937 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1938 operand_equal_p to compare decls.
1939 (ptr_deref_may_alias_decl_p): Likewise.
1940 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1941 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1942 Handle reversed comparison ops.
1943 * tree-sra.c (asm_visit_addr): Use get_base_address.
1944 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1945 * ipa-reference.c (mark_address): Use get_base_address.
1947 2010-04-07 Richard Guenther <rguenther@suse.de>
1949 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1950 Propagate constants everywhere.
1952 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1955 * tree.c (MAX_INT_CACHED_PREC): Define.
1956 (nonstandard_integer_type_cache): New array.
1957 (build_nonstandard_integer_type): Cache results for precision
1958 <= MAX_INT_CACHED_PREC.
1960 2010-04-07 Richard Guenther <rguenther@suse.de>
1962 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1963 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1964 * common.opt: Likewise.
1965 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1966 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1967 (nonoverlapping_memrefs_p): Likewise.
1968 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1969 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1970 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1971 OPT_fargument_noalias_global for backward compatibility.
1973 2010-04-07 Richard Guenther <rguenther@suse.de>
1975 PR tree-optimization/43270
1976 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1977 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1978 * tree-ssa-pre.c (phi_translate_1): Adjust.
1979 (fully_constant_expression): Split out vn_reference handling to ...
1980 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1981 Fold reads from constant strings.
1982 (vn_reference_lookup): Handle fully constant references.
1983 (vn_reference_lookup_pieces): Likewise.
1984 * Makefile.in (expmed.o-warn): Add -Wno-error.
1986 2010-04-07 Martin Jambor <mjambor@suse.cz>
1988 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1990 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1993 * gcc.c: Add -static-libstdc++ to list of recognized options.
1995 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1997 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1999 2010-04-07 Richard Guenther <rguenther@suse.de>
2002 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2003 bases build simple mem attributes to retain points-to information.
2005 2010-04-07 Richard Guenther <rguenther@suse.de>
2008 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2009 preserve points-to related information.
2011 2010-04-07 Richard Guenther <rguenther@suse.de>
2014 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2015 discard plain indirect references.
2016 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2017 * tree.c (tree_nop_conversion): Likewise.
2019 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2022 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2024 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2026 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2027 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2029 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2031 * tree-if-conv.c: Fix indentation and comments.
2033 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2035 * tree-if-conv.c: Sort static functions in topological order.
2037 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2039 * tree-if-conv.c: Fix indentation and comments.
2041 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2044 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2045 lang_hooks.types.type_for_size instead of
2046 build_nonstandard_integer_type.
2047 When converting an unsigned type to signed, double its precision.
2048 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2049 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2050 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2053 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2056 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2057 POINTER_PLUS_EXPR for pointer types.
2059 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2062 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2063 * graphite-clast-to-gimple.c: Include langhooks.h.
2064 (max_signed_precision_type): New.
2065 (max_precision_type): Takes two types as arguments.
2066 (precision_for_value): New.
2067 (precision_for_interval): New.
2068 (gcc_type_for_interval): New.
2069 (gcc_type_for_value): New.
2070 (gcc_type_for_clast_term): New.
2071 (gcc_type_for_clast_red): New.
2072 (gcc_type_for_clast_bin): New.
2073 (gcc_type_for_clast_expr): Split up into several functions.
2074 (gcc_type_for_clast_eq): Rewritten.
2075 (compute_bounds_for_level): New.
2076 (compute_type_for_level_1): New.
2077 (compute_type_for_level): New.
2078 (gcc_type_for_cloog_iv): Removed.
2079 (gcc_type_for_iv_of_clast_loop): Rewritten.
2080 (graphite_create_new_loop): Compute the lower and upper bound types
2081 with gcc_type_for_clast_expr.
2082 (graphite_create_new_loop_guard): Same.
2083 (find_cloog_iv_in_expr): Removed.
2084 (compute_cloog_iv_types_1): Removed.
2085 (compute_cloog_iv_types): Removed.
2086 (gloog): Do not call compute_cloog_iv_types.
2087 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2089 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2090 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2091 (GBB_CLOOG_IV_TYPES): Removed.
2093 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2095 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2096 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2097 (detect_commutative_reduction): Same.
2099 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2101 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2102 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2104 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2105 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2106 (rewrite_commutative_reductions_out_of_ssa): Same.
2107 * passes.c (execute_function_todo): Call verify_ssa for every pass
2108 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2109 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2110 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2111 with an extra argument.
2112 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2113 verify_ssa only when the extra argument is true.
2114 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2115 with an extra argument.
2116 (tree_transform_and_unroll_loop): Same.
2118 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2120 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2121 for all the passes of the LNO having LOOP_CLOSED_SSA.
2122 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2123 * tree-loop-distribution.c (pass_loop_distribution): Same.
2124 * tree-pass.h (TODO_verify_loops): Removed.
2125 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2127 (pass_tree_unswitch): Same.
2128 (pass_predcom): Same.
2129 (pass_vectorize): Same.
2130 (pass_linear_transform): Same.
2131 (pass_graphite_transforms): Same.
2132 (pass_iv_canon): Same.
2133 (pass_complete_unroll): Same.
2134 (pass_complete_unrolli): Same.
2135 (pass_parallelize_loops): Same.
2136 (pass_loop_prefetch): Same.
2137 (pass_iv_optimize): Same.
2139 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2142 * passes.c (init_optimization_passes): Move pass_lim before
2143 pass_copy_prop and pass_dce_loop.
2145 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2148 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2149 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2150 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2151 MULTI_* defines for 4 argument vpermil2p* builtins.
2153 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2155 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2156 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2157 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2158 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2159 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2160 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2161 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2162 Use x86_maybe_negate_const_int to output insn mnemonic.
2163 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2164 check from instruction predicate. Update comments.
2165 * config/i386/sync.md (sync_add<mode>): Use
2166 x86_maybe_negate_const_int to output insn mnemonic.
2168 2010-04-06 Jan Hubicka <jh@suse.cz>
2170 PR tree-optimization/42906
2171 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2172 IGNORE_SELF argument. Set visited_control_parents for fully
2174 (find_obviously_necessary_stmts): Update call of
2175 mark_control_dependent_edges_necessary.
2176 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2178 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2180 * config/i386/i386.md: Remove comment about 'e' and 'E'
2183 2010-04-06 Richard Guenther <rguenther@suse.de>
2185 PR tree-optimization/43627
2186 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2187 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2190 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2192 * BASE-VER: Change to 4.6.0.
2195 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2198 2010-04-06 Richard Guenther <rguenther@suse.de>
2201 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2203 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2205 * doc/invoke.texi (Optimize Options): Document that LTO
2206 won't remove object access purely due to incompatible
2209 2010-04-04 Matthias Klose <doko@ubuntu.com>
2211 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2212 Initialize variable.
2214 2010-04-03 Richard Guenther <rguenther@suse.de>
2217 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2218 require a non-NULL MEM_OFFSET.
2220 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2222 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2223 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2224 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2225 config/alpha/predicates.md, config/arm/arm.md,
2226 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2227 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2228 config/darwin9.h, config/darwin.c, config/darwin.h,
2229 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2230 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2231 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2232 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2233 config/mips/mips.md, config/mn10300/mn10300.c,
2234 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2235 config/rs6000/aix.h, config/rs6000/dfp.md,
2236 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2237 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2238 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2239 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2240 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2241 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2242 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2243 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2244 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2245 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2246 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2247 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2248 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2249 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2250 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2251 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2252 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2253 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2254 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2255 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2256 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2257 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2258 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2259 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2260 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2261 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2262 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2263 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2264 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2265 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2266 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2267 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2268 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2269 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2270 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2271 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2273 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2276 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2277 * aclocal.m4: Regenerate.
2279 2010-04-02 Richard Guenther <rguenther@suse.de>
2281 PR tree-optimization/43629
2282 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2283 if we have seen a constant value.
2285 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2287 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2289 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2292 * arm.c (legitimize_tls_address): Adjust call to
2293 gen_tls_load_dot_plus_four.
2294 (arm_note_pic_base): New function.
2295 (arm_cannot_copy_insn_p): Use it.
2296 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2299 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2304 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2306 * Makefile.in ($(out_object_file)): Depend on
2307 gt-$(basename $(notdir $(out_file))).h.
2309 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2311 * config.gcc (lm32-*-rtems*): Add t-lm32.
2313 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2315 * config.gcc: Add lm32-*-rtems*.
2316 * config/lm32/rtems.h: New file.
2318 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2321 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2323 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2325 * dwarf2out.c (output_compilation_unit_header): For
2326 -gdwarf-4 use version 4 instead of version 3.
2327 (output_line_info): For version 4 and above emit additional
2328 maximum ops per insn header field.
2329 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2331 * dwarf2out.c (is_c_family, is_java): Remove.
2332 (lower_bound_default): New function.
2333 (add_bound_info, gen_descr_array_type_die): Use it.
2335 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2338 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2339 re-declaration when it happens in a function.
2341 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2343 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2344 (cgraph_remove_function_insertion_hook): Same.
2345 (cgraph_call_function_insertion_hooks): Same.
2347 2010-04-01 Richard Guenther <rguenther@suse.de>
2350 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2351 and TREE_THIS_VOLATILE.
2352 (copy_ref_info): Likewise.
2353 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2354 * tree.c (build6_stat): Ignore side-effects of all but arg5
2355 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2358 2010-04-01 Richard Guenther <rguenther@suse.de>
2360 PR tree-optimization/43607
2361 * ipa-type-escape.c (check_call): Do not access non-existing
2364 2010-04-01 Richard Guenther <rguenther@suse.de>
2368 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2369 Jack Howarth <howarth@bromo.med.uc.edu>
2371 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2374 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2376 * doc/install.texi (Prerequisites): Document libelf usability on
2377 IRIX 5/6 and Solaris 2.
2378 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2379 Update GNU as, GNU ld requirements.
2380 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2381 Document Sun Studio compiler download.
2382 Update and simplify as, ld recommendations.
2383 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2385 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2387 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2388 with_tune_32 to pentium4.
2390 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2392 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2394 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2396 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2397 obsoletion, removal.
2399 Document GNU as requirement.
2400 Update configure requirements.
2401 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2402 Recomment IRIX 6.5.18+.
2403 Document IDF/IDL requirement.
2404 Document GNU as requirement.
2405 Document GNU ld bootstrap failure.
2406 Remove freeware.sgi.com reference.
2408 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2410 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2411 UNIX V4.0, V5.0 obsoletion, removal.
2412 Remove --with-gc=simple reference.
2413 Update VM requirements during bootstrap.
2414 Remove -oldas bootstrap description.
2415 Update binutils reference.
2416 Remove comparison failure note.
2418 2010-03-31 Richard Guenther <rguenther@suse.de>
2419 Zdenek Dvorak <ook@ucw.cz>
2420 Sebastian Pop <sebastian.pop@amd.com>
2423 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2424 with multiple arguments.
2425 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2427 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2429 * graphite-dependences.c (print_pddr): Call print_pdr with an
2431 * graphite-poly.c (debug_pdr): Add an extra argument for the
2434 (print_pbb_domain): Same.
2436 (print_scop_context): Same.
2438 (print_cloog): Same.
2439 (debug_pbb_domain): Same.
2443 (debug_scop_context): Same.
2445 (debug_cloog): Same.
2446 (print_scop_params): Same.
2447 (debug_scop_params): Same.
2448 (print_iteration_domain): Same.
2449 (print_iteration_domains): Same.
2450 (debug_iteration_domain): Same.
2451 (debug_iteration_domains): Same.
2452 (print_scattering_function): Same.
2453 (print_scattering_functions): Same.
2454 (debug_scattering_function): Same.
2455 (debug_scattering_functions): Same.
2456 * graphite-poly.h (debug_pdr): Update declaration.
2458 (print_pbb_domain): Same.
2460 (print_scop_context): Same.
2462 (print_cloog): Same.
2463 (debug_pbb_domain): Same.
2467 (debug_scop_context): Same.
2469 (debug_cloog): Same.
2470 (print_scop_params): Same.
2471 (debug_scop_params): Same.
2472 (print_iteration_domain): Same.
2473 (print_iteration_domains): Same.
2474 (debug_iteration_domain): Same.
2475 (debug_iteration_domains): Same.
2476 (print_scattering_function): Same.
2477 (print_scattering_functions): Same.
2478 (debug_scattering_function): Same.
2479 (debug_scattering_functions): Same.
2481 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2483 * graphite-poly.c (print_scattering_function_1): New.
2484 (print_scattering_function): Call it.
2485 (print_scop_params): Remove spaces at the end of lines.
2488 * graphite-poly.h (print_cloog): Declared.
2489 (debug_cloog): Declared.
2491 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2493 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2495 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2496 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2497 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2498 to switch between adding the IV bump in loop->latch or in loop->header.
2500 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2502 * graphite-poly.c (print_scattering_function): Pretty print following
2505 (print_pbb_domain): Same.
2506 (dump_gbb_cases): Same.
2507 (dump_gbb_conditions): Same.
2510 (print_scop_params): Same.
2511 (print_scop_context): Same.
2513 (print_pbb_body): New.
2514 (lst_indent_to): New.
2515 (print_lst): Start new lines with a #.
2516 * graphite-poly.h (pbb_bb): New.
2517 (pbb_index): Use pbb_bb.
2518 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2520 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2522 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2524 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2525 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2526 and 0 instead of 1 for dw_val_class_flag.
2527 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2528 dw_val_class_range_list, dw_val_class_loc_list,
2529 dw_val_class_lineptr and dw_val_class_macptr, use
2530 DW_FORM_flag_present for dw_val_class_flag and
2531 DW_FORM_exprloc for dw_val_class_loc.
2532 (output_die): For -gdwarf-4 print dw_val_class_loc
2533 size as uleb128 instead of 1 or 2 bytes and don't print
2534 anything for dw_val_class_flag.
2536 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2537 instead of cselib_lookup following by tweaking locs->setting_insn.
2540 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2541 even before returning from label, setjmp call or volatile asm
2544 2010-03-31 Richard Guenther <rguenther@suse.de>
2547 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2548 temporary data on stack.
2550 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2552 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2553 (PUSHSECTION_ASM_OP): Remove.
2554 (POPSECTION_ASM_OP): Remove.
2555 (PUSHSECTION_FORMAT): Remove.
2556 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2557 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2558 * config/sol2.c (solaris_output_init_fini): Use it.
2560 2010-03-31 Jie Zhang <jie@codesourcery.com>
2563 * opt-functions.awk (var_type_struct): Use signed char type
2564 for simple variables.
2566 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2568 * config/sol2.c: Include output.h.
2569 (solaris_assemble_visibility): New function.
2570 * config/t-sol2 (sol2.o): Add output.h dependency.
2571 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2572 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2575 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2578 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2579 V2SImode or XFmode on PRE_DEC.
2582 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2585 2010-03-31 Jie Zhang <jie@codesourcery.com>
2588 * reload.h (caller_save_initialized_p): Declare.
2589 * toplev.c (backend_init_target): Don't call
2590 init_caller_save but set caller_save_initialized_p to false.
2591 * caller-save.c (caller_save_initialized_p): Define.
2592 (init_caller_save): Check caller_save_initialized_p.
2593 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2595 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2598 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2599 and soft-fp/t-softfp to tmake_file.
2600 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2601 (LIBGCC2_TF_CEXT): Define.
2604 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2607 * cselib.c (n_useless_values): Document handling of debug locs.
2608 (n_useless_debug_values, n_debug_values): New variables.
2609 (new_elt_loc_list): Don't add to debug values, keep count.
2610 (promote_debug_loc): New.
2611 (cselib_reset_table): Zero new variables.
2612 (entry_and_rtx_equal_p): Promote debug locs.
2613 (discard_useless_locs): Increment n_useless_debug_values for
2615 (remove_useless_values): Adjust n_useless_values and n_debug_values
2616 with n_useless_debug_values.
2617 (add_mem_for_addr): Promote debug locs.
2618 (cselib_lookup_mem): Likewise.
2619 (cselib_lookup_addr): Renamed to...
2620 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2621 (cselib_log_lookup): ... this. Turn into...
2622 (cselib_lookup_addr): ... new wrapper.
2623 (cselib_lookup_from_insn): New.
2624 (cselib_invalidate_regno): Increment n_useless_debug_values for
2626 (cselib_invalidate_mem): Likewise.
2627 (cselib_process_insn): Take n_deleted and n_debug_values into
2628 account to guard remove_useless_value call.
2629 (cselib_finish): Zero n_useless_debug_values.
2630 * cselib.h (cselib_lookup_from_insn): Declare.
2631 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2632 (sched_analyze_2): Likewise.
2634 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2636 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2638 (adjust_mems): Replace narrowing SUBREG of expression containing
2639 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2640 with operations in the narrower mode.
2643 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2644 regs_invalidated_by_call instead all call_used_reg_set registers.
2646 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2649 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2650 pointer comparisons with types_compatible_p.
2651 * tree-vect-stmts.c (vectorizable_call): Same.
2652 (vectorizable_condition): Same.
2654 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2656 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2657 stack check if the mask would be zero.
2659 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2660 Jack Howarth <howarth@bromo.med.uc.edu>
2662 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2665 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2668 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2670 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2671 Include ___unordxf2 and ___unordtf2.
2672 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2675 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2677 * config/lm32/t-lm32: New file.
2678 * config.gcc: Use the above file when targetting lm32.
2680 2010-03-28 Duncan Sands <baldrick@free.fr>
2682 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2684 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2687 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2688 Improve vectorization cost model diagnostic.
2690 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2693 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2694 compute_data_dependences_for_loop returns false, early exit
2695 and output an extra diagnostic for the failed data reference
2698 2010-03-29 Richard Guenther <rguenther@suse.de>
2700 PR tree-optimization/43560
2701 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2702 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2704 2010-03-29 Jie Zhang <jie@codesourcery.com>
2707 * toplev.c (process_options): Set optimization_default_node
2708 and optimization_current_node.
2709 * opts.c (decode_options): Don't set optimization_default_node
2710 and optimization_current_node.
2712 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2714 * config/rtems.h: Abandon -qrtems_debug.
2716 2010-03-28 Jan Hubicka <jh@suse.cz>
2718 PR tree-optimization/43505
2719 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2720 map should not be copied.
2722 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2725 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2726 cdtors, set DECL_PRESERVE_P.
2727 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2730 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2732 PR tree-optimization/43528
2733 * stor-layout.c (place_field): Check that constant fits into
2734 unsigned HWI when skipping calculation of MS bitfield layout.
2736 2010-03-27 Jan Hubicka <jh@suse.cz>
2739 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2740 notice_global_symbol work.
2742 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2744 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2745 instead of dwarf2out_decl.
2746 (struct var_loc_node): Remove section_label field.
2747 (dwarf2out_function_decl): New function.
2748 (dwarf2out_var_location): Don't set section_label field.
2749 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2751 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2753 PR tree-optimization/43544
2754 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2755 First argument for builtin vectorized function hook is now a
2756 tree to be able to distinguish between machine specific and
2758 * targhooks.c (default_builtin_vectorized_function): Ditto.
2759 * targhooks.h (default_builtin_vectorized_function): Ditto.
2760 * target.h (struct gcc_target): Ditto.
2761 * tree-vect-stmts.c (vectorizable_function): Ditto.
2762 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2763 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2766 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2769 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2770 nested binding iff it is a FUNCTION_DECL.
2771 (store_parm_decls_newstyle): Pass nested=true to bind for
2772 FUNCTION_DECLs amongst parameters.
2774 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2776 * var-tracking.c (vt_expand_loc_callback): Don't run
2777 cselib_expand_value_rtx_cb in dummy mode if
2778 cselib_dummy_expand_value_rtx_cb returned false.
2780 * var-tracking.c (emit_note_insn_var_location): For one part
2781 notes with offset 0, don't add EXPR_LIST around the location.
2782 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2783 add_location_or_const_value_attribute): Adjust for that change.
2786 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2787 into first operand and location into second.
2788 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2789 dw_cfi_oprnd_loc for DW_CFA_expression.
2790 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2791 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2792 assume first argument is regnum and second argument is location.
2794 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2797 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2798 of scratch register to DImode. Split to DImode comparison operator.
2799 Use SImode subreg of scratch register in the multiplication.
2800 (*cmp_sadd_sidi): Ditto.
2801 (*cmp_ssub_si): Ditto.
2802 (*cmp_ssub_sidi): Ditto.
2804 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2807 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2808 Remove invalid assert and wrong comment.
2810 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2813 * flags.h (final_insns_dump_p): New extern.
2814 * final.c (final_insns_dump_p): New variable.
2815 (rest_of_clean_state): Set it before -fdump-final-insns=
2816 dumping, clear afterwards.
2817 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2818 MEM_ALIAS_SET on MEMs.
2820 2010-03-26 David S. Miller <davem@davemloft.net>
2822 * configure.ac: Fix sparc GOTDATA_OP bug check.
2823 * configure: Rebuild.
2825 2010-03-26 Alan Modra <amodra@gmail.com>
2827 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2829 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2831 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2832 TLS_SECTION_ASM_FLAG.
2834 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2837 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2838 Clear first_function_block_is_cold.
2841 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2842 argument if the argument is truth_value_p.
2844 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2846 * config/rs6000/constraints.md: Update copyright year for my changes.
2849 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2850 used in reg+reg addressing, swap registers.
2852 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2855 * target.h (struct gcc_target): Add code_end hook.
2856 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2858 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2859 * toplev.c (compile_file): Call targetm.asm_out.code_end
2860 hook before unwind info/debug info output.
2861 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2862 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2863 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2864 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2865 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2866 * config/i386/i386.c (ix86_file_end): Renamed to...
2867 (ix86_code_end): ... this. Make static. Don't call
2868 file_end_indicate_exec_stack. Emit unwind info using
2869 final_start_function/final_end_function.
2870 (darwin_x86_file_end): Remove.
2871 (TARGET_ASM_CODE_END): Define.
2872 * config/i386/i386.h (TARGET_ASM_FILE_END,
2873 NEED_INDICATE_EXEC_STACK): Don't define.
2874 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2875 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2876 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2877 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2880 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2881 at the beginning and final_end_function at the end.
2882 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2884 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2886 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2887 and Sun as TLS syntax.
2888 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2889 * configure: Regenerate.
2890 * config.in: Regenerate.
2891 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2892 (default_elf_asm_named_section): Use it.
2893 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2894 (i386_output_dwarf_dtprel): Likewise.
2895 (output_addr_const_extra): Likewise.
2896 (output_pic_addr_const): Lowercase @GOTTPOFF.
2897 (output_addr_const_extra): Likewise.
2898 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2899 (output_addr_const_extra): Likewise.
2900 (output_pic_addr_const): Lowercase @INDNTPOFF.
2901 (output_addr_const_extra): Likewise.
2902 (output_pic_addr_const): Lowercase @NTPOFF.
2903 (output_addr_const_extra): Likewise.
2904 (output_pic_addr_const): Lowercase @TPOFF.
2905 (output_addr_const_extra): Likewise.
2906 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2907 (*tls_global_dynamic_64): Likewise.
2908 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2909 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2911 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2912 (ASM_OUTPUT_TLS_COMMON): Use it.
2913 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2916 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2917 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2918 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2919 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2920 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2921 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2923 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2925 * config/i386/i386.c (override_options): Don't accept
2926 -mtls-dialect=sun any longer.
2927 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2928 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2929 (*tls_local_dynamic_base_32_sun): Likewise.
2930 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2932 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2935 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2936 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2939 * ira.c (adjust_cleared_regs): New function.
2940 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2944 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2946 * expr.c (expand_expr_real): Restore previous
2947 curr_insn_source_location and curr_insn_block after
2948 expand_expr_real_1 call.
2949 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2950 instead of expand_expr_real_1.
2952 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2954 PR rtl-optimization/43413
2955 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2958 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2961 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2962 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2964 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2966 * config/i386/i386.c (ix86_target_string): Add -mfma.
2967 Fix a typo in comment.
2969 2010-03-22 Mike Stump <mikestump@comcast.net>
2972 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2973 Don't overly align based upon packed packed fields.
2975 2010-03-22 Jason Merrill <jason@redhat.com>
2977 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2978 Use () rather than [], and move before the element type.
2980 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2982 * doc/configfiles.texi (Configuration Files): Removed
2983 fixinc/Makefile*, intl/Makefile.*.
2984 * doc/makefile.texi: Fixed markup. Abstract from version
2985 control system used.
2986 (Makefile): Removed obsolete gcc/java/parse.y example.
2987 * doc/sourcebuild.texi: Likewise.
2988 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2989 libgomp, libssp. Removed fastjar.
2990 (Miscellaneous Docs): Clarify location.
2991 Added COPYING3, COPYING3.LIB.
2992 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2994 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2997 * config/i386/i386.c (x86_function_profiler)
2998 [!NO_PROFILE_COUNTERS]: Fix typo.
2999 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3002 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3003 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3005 * doc/sourcebuild.texi (Test Directives): Split into six
3006 subsections, with most of the current text in new subsections
3007 Directives, Selectors, and Final Actions.
3008 (Directives): Split list of test directives into multiple
3010 (Selectors): Describe use and syntax of selectors.
3011 (Effective-Target Keywords): Describe all existing keywords.
3012 (Add Options): Describe features for dg-add-options.
3013 (Require Support): Describe variants of dg-require-support.
3014 (Final Actions): Describe commands to use in dg-final.
3016 2010-03-22 Michael Matz <matz@suse.de>
3019 * recog.c (validate_replace_rtx_group): Replace also in
3020 REG_EQUAL and REG_EQUIV notes.
3022 2010-03-22 Richard Guenther <rguenther@suse.de>
3024 PR tree-optimization/43390
3025 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3026 sure vector extracts are type correct.
3028 2010-03-22 Richard Guenther <rguenther@suse.de>
3031 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3032 x * sqrt (x) even when optimizing for size if the target
3033 has native support for sqrt.
3035 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3037 * varasm.c (make_decl_rtl_for_debug): Also clear
3038 flag_mudflap for the duration of make_decl_rtl call.
3041 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3042 locs from preserved VALUEs.
3044 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3047 * pa.md (movmemsi): Set align to one if zero.
3048 (movmemdi): Likewise.
3050 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3053 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3054 with their corresponding prologue pushes.
3056 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3059 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3060 at the begining or end.
3061 (spu_expand_epilogue): Likewise.
3063 2010-03-20 Richard Guenther <rguenther@suse.de>
3065 PR rtl-optimization/43438
3066 * combine.c (make_extraction): Properly zero-/sign-extend an
3067 extraction of the low part of a CONST_INT. Also handle
3070 2010-03-19 Mike Stump <mikestump@comcast.net>
3072 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3073 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3074 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3076 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3079 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3082 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3084 PR rtl-optimization/42258
3085 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3086 use that may match DEF.
3089 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3090 the cost of loading the constant rather than assuming
3092 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3093 outer code is AND, do the same tests as the andsi3 expander and
3094 return COSTS_N_INSNS (1) if and is cheap.
3096 * optabs.c (avoid_expensive_constant): Fix formatting.
3098 2010-03-19 Michael Matz <matz@suse.de>
3101 * attribs.c (decl_attributes): When rebuilding a function pointer
3102 type use the same qualifiers as the original pointer type.
3104 2010-03-19 Martin Jambor <mjambor@suse.cz>
3106 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3107 and is_gimple_ip_invariant_address.
3109 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3112 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3114 * config/arm/arm.c (arm_override_options): Turn off
3115 flag_dwarf2_cfi_asm for AAPCS variants.
3117 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3120 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3121 Use PRE_MODIFY instead of PRE_DEC.
3122 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3123 (vfp_emit_fstmd): Likewise.
3125 2010-03-19 Michael Matz <matz@suse.de>
3128 * builtins.c (expand_builtin_interclass_mathfn,
3129 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3132 2010-03-19 Richard Guenther <rguenther@suse.de>
3134 PR tree-optimization/43415
3135 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3136 (phi_translate_1): ... this.
3137 (phi_translate): Move all caching here. Cache all NARY
3138 and REFERENCE translations.
3140 2010-03-19 David S. Miller <davem@davemloft.net>
3142 With help from Eric Botcazou.
3143 * config/sparc/sparc.c: Include dwarf2out.h.
3144 (emit_pic_helper): Delete.
3145 (pic_helper_symbol_name): Delete.
3146 (pic_helper_emitted_p): Delete.
3147 (pic_helper_needed): New.
3148 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3149 (get_pc_thunk_name): New.
3150 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3151 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3152 Set pic_helper_needed to true. Don't call emit_pic_helper.
3153 (sparc_expand_prologue): Update load_pic_register call.
3154 (sparc_output_mi_thunk): Likewise.
3155 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3156 thunk if possible. Output CFI information as needed.
3158 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3159 Jack Howarth <howarth@bromo.med.uc.edu>
3162 * config/i386/i386.h: Fix ABI on darwin x86-32.
3164 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3166 * tree.h: Declare make_decl_rtl_for_debug.
3167 * varasm.c (make_decl_rtl_for_debug): New.
3168 * dwarf2out.c (rtl_for_decl_location): Call it.
3169 * cfgexpand.c (expand_debug_expr): Call it.
3171 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3174 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3178 * var-tracking.c (vt_init_cfa_base): Do nothing if
3179 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3181 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3184 * var-tracking.c (canonicalize_vars_star): New.
3185 (dataflow_post_merge_adjust): Use it.
3187 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3190 * var-tracking.c (non_suitable_const): New function.
3191 (add_uses): For DEBUG_INSNs with constants, don't record any
3192 value, instead just the constant value itself.
3193 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3194 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3195 (emit_notes_in_bb): Likewise.
3196 (emit_note_insn_var_location): For onepart variables if
3197 cur_loc is a VOIDmode constant, use DECL_MODE.
3199 2010-03-18 Martin Jambor <mjambor@suse.cz>
3202 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3203 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3204 all non-clones. Moved call redirection...
3205 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3206 (cgraph_materialize_all_clones): Dispose of all
3207 combined_args_to_skip bitmaps.
3208 (verify_cgraph_node): Do not check for edges pointing to wrong
3209 nodes in inline clones.
3210 * tree-inline.c (copy_bb): Call
3211 cgraph_redirect_edge_call_stmt_to_callee.
3212 * ipa.c (cgraph_remove_unreachable_nodes): Call
3213 cgraph_node_remove_callees even when there are used clones.
3215 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3217 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3219 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3222 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3225 2010-03-18 Michael Matz <matz@suse.de>
3228 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3229 into sqrt(x) if we need to preserve signed zeros.
3231 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3232 Eric Botcazou <ebotcazou@adacore.com>
3234 PR rtl-optimization/43360
3235 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3236 note if we don't know its invariant status.
3238 2010-03-18 Michael Matz <matz@suse.de>
3240 PR tree-optimization/43402
3241 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3242 PHI chains of ssa names registered for update.
3244 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3247 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3248 non-offsettable and pre_modify update addressing.
3249 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3250 and "2" alternatives "#".
3251 (*movdd_softfloat32): Make all alternatives "#";
3252 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3253 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3254 (*movdf_softfloat32): Make all alternatives "#";
3255 (movdi): Use the new DIFD mode iterator to create a common splitter
3256 for movdi, movdf and movdd patterns.
3258 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3260 * common.opt (dumpdir): Remove redundant tab.
3262 2010-03-17 Martin Jambor <mjambor@suse.cz>
3264 PR tree-optimization/43347
3265 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3266 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3268 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3270 PR rtl-optimization/42216
3271 * regrename.c (create_new_chain): New function, broken out from...
3272 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3273 appending a use to an empty chain.
3274 (build_def_use): Remove previous changes that convert OP_INOUT to
3275 OP_OUT operands; instead detect the case where an OP_INOUT operand
3276 uses a previously untracked register and create an empty chain for it.
3278 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3280 * doc/extend.texi (Function Attributes): Rewrite unfinished
3281 sentence in ms_abi documentation.
3283 2010-03-17 Alan Modra <amodra@gmail.com>
3285 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3286 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3287 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3288 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3290 2010-03-16 Richard Henderson <rth@redhat.com>
3293 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3294 (lower_try_finally): Save and restore eh_seq around the expansion
3297 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3299 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3300 statements before splitting block.
3302 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3304 * doc/sourcebuild.texi (Testsuites): Fix markup.
3305 Use pathnames relative to gcc/testsuite.
3306 (Test Directives): Move description of how timeout is determined.
3307 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3308 (C Tests): Correct gcc.misc-tests directory.
3309 Framework tests now live in gcc.test-framework.
3311 2010-03-16 Richard Guenther <rguenther@suse.de>
3314 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3315 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3317 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3318 Alexandre Oliva <aoliva@redhat.com>
3320 PR tree-optimization/42917
3321 * lambda-code.c (remove_iv): Skip debug statements.
3322 (lambda_loopnest_to_gcc_loopnest): Likewise.
3323 (not_interesting_stmt): Debug statements are not interesting.
3325 2010-03-16 Jakub Jelinek <jakub@redhat.com>
3329 * cselib.c (cselib_preserve_constants,
3330 cfa_base_preserved_val): New static variables.
3331 (preserve_only_constants): New function.
3332 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3333 clear its REG_VALUES. If cselib_preserve_constants, don't
3334 empty the whole hash table, but preserve there VALUEs with constants,
3335 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3336 (cselib_preserve_cfa_base_value): New function.
3337 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3338 (cselib_init): Change argument to int bitfield. Set
3339 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3341 (cselib_finish): Clear cselib_preserve_constants and
3342 cfa_base_preserved_val.
3343 * cselib.h (enum cselib_record_what): New enum.
3344 (cselib_init): Change argument to int.
3345 (cselib_preserve_cfa_base_value): New prototype.
3346 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3347 * dse.c (dse_step1): Likewise.
3348 * cfgcleanup.c (thread_jump): Likewise.
3349 * sched-deps.c (sched_analyze): Likewise.
3350 * gcse.c (local_cprop_pass): Likewise.
3351 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3352 If FN is non-NULL, call the callback always and whenever it returns
3353 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
3354 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3355 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3356 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3357 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3358 * var-tracking.c: Include recog.h.
3359 (bb_stack_adjust_offset): Remove.
3360 (vt_stack_adjustments): Don't call it, instead just gather the
3361 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3362 (adjust_stack_reference): Remove.
3363 (compute_cfa_pointer): New function.
3364 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3365 (struct adjust_mem_data): New type.
3366 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3368 (get_address_mode): New function.
3369 (replace_expr_with_values): Use it.
3370 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3371 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
3372 (adjust_sets): Remove.
3373 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3374 Use get_address_mode.
3375 (get_adjusted_src): Remove.
3376 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
3377 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
3378 (add_with_sets): Don't call adjust_sets.
3379 (fp_setter, vt_init_cfa_base): New functions.
3380 (vt_initialize): Change return type to bool. Move most of pool etc.
3381 initialization to the beginning of the function from end. Pass
3382 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3383 If !frame_pointer_needed, call vt_stack_adjustment before mos
3384 vector is filled, call vt_init_cfa_base if argp/framep has been
3385 eliminated to sp. If frame_pointer_needed and argp/framep has
3386 been eliminated to hard frame pointer, set
3387 hard_frame_pointer_adjustment and call vt_init_cfa_base after
3388 encountering fp setter in the prologue. For MO_ADJUST, call
3389 log_op_type before pusing the op into mos vector, not afterwards.
3390 Call adjust_insn before cselib_process_insn/add_with_sets,
3391 call cancel_changes (0) afterwards.
3392 (variable_tracking_main_1): Adjust for vt_initialize calling
3393 vt_stack_adjustments and returning whether it succeeded or not.
3395 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3397 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3400 2010-03-15 Jakub Jelinek <jakub@redhat.com>
3402 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3404 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3405 drap_reg has not been set.
3407 2010-03-15 Michael Matz <matz@suse.de>
3410 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3411 use it to expand block copies.
3412 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3413 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3414 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3416 2010-03-15 Richard Guenther <rguenther@suse.de>
3418 PR tree-optimization/43367
3419 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3422 2010-03-15 Richard Guenther <rguenther@suse.de>
3424 PR tree-optimization/43317
3425 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3427 2010-03-15 Martin Jambor <mjambor@suse.cz>
3429 PR tree-optimization/43141
3430 * tree-sra.c (create_abstract_origin): New function.
3431 (modify_function): Call create_abstract_origin.
3433 2010-03-15 Chris Demetriou <cgd@google.com>
3435 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3438 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3441 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3442 call insert_out_of_ssa_copy for default definitions.
3444 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3446 * graphite-clast-to-gimple.c (my_long_long): Defined.
3447 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3448 * graphite-sese-to-poly.c (my_long_long): Defined.
3449 (scop_ivs_can_be_represented): Use it.
3451 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3453 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3454 graphite-max-bbs-per-function, and loop-block-tile-size.
3455 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3457 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3459 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3461 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3462 forward declaration.
3463 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3464 (add_upper_bounds_from_estimated_nit): New.
3465 (build_loop_iteration_domains): Use it.
3467 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3469 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3471 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3474 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3475 should be an INTEGER_CST. Also handle CASE_CONVERT.
3477 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3479 * graphite.c (graphite_initialize): To bound the number of bbs per
3480 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3481 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3482 * doc/invoke.texi: Document it.
3484 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3486 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3487 * graphite-sese-to-poly.h (build_poly_scop): Same.
3489 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3491 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3492 the number of parameters in the scop. Use as an upper bound
3493 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3494 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3495 * doc/invoke.texi: Document it.
3497 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
3499 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3500 * doc/c-tree.texi: Remove.
3501 * doc/generic.texi: Merge c-tree.texi here.
3502 * doc/gccint.texi (Trees): Remove menu entry.
3503 (c-tree.texi): Remove @include.
3504 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3505 * doc/languages.texi (Reading RTL): Ditto.
3507 2010-03-12 Steve Ellcey <sje@cup.hp.com>
3510 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3512 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3515 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3516 code added to work around reload clobbering CONST insns.
3518 2010-03-12 Jakub Jelinek <jakub@redhat.com>
3520 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3521 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3522 (cselib_preserve_only_values): Remove retain argument, don't
3523 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3524 * cselib.h (cselib_preserve_only_values): Remove retain argument.
3525 * var-tracking.c (micro_operation): Move insn field before union.
3526 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3527 (struct variable_tracking_info_def): Remove n_mos field, change
3528 mos into a vector of micro_operations.
3529 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3530 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3531 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3532 changing into a vector.
3533 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3534 come before all other uops generated by add_stores.
3535 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3537 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3538 a vector. Run just one pass over the bbs instead of separate counting
3539 and computation phase.
3540 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3543 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3544 into *nonlocalized_list vector.
3545 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3546 even if origin is non-NULL.
3547 (gen_variable_die): Likewise.
3548 (process_scope_var): Don't change origin.
3549 (gen_decl_die): Likewise.
3550 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3551 before adding new edges instead of after it, fix moving over
3554 2010-03-11 David S. Miller <davem@davemloft.net>
3556 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3558 * configure: Rebuild.
3560 2010-03-11 Martin Jambor <mjambor@suse.cz>
3562 PR tree-optimization/43257
3563 * tree.c (assign_assembler_name_if_neeeded): New function.
3564 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3566 * tree.h (assign_assembler_name_if_neeeded): Declare.
3567 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3568 the function if needed.
3570 2010-03-11 Chris Demetriou <cgd@google.com>
3572 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3573 include/stdint-gcc.h, and include/stdint.h world-readable.
3575 2010-03-11 Richard Guenther <rguenther@suse.de>
3577 PR tree-optimization/43255
3578 * tree-vrp.c (process_assert_insertions_for): Do not insert
3579 asserts for trivial conditions.
3581 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3583 PR tree-optimization/43280
3584 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3585 generation. Move calculation of size out of the if branch.
3586 (find_bswap): Modify compare number generation.
3588 2010-03-11 Richard Guenther <rguenther@suse.de>
3591 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3592 (input_gimple_stmt): Fixup handled component types during
3593 operand read. Also fix up decls in ADDR_EXPRs.
3595 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3597 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3598 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3600 2010-03-10 Jan Hubicka <jh@suse.cz>
3603 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3604 * varasm.c (get_variable_section): Don't do that here...
3605 (make_decl_rtl): ... and here.
3606 (do_assemble_alias): Produce decl RTL.
3607 (assemble_alias): Likewise.
3609 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3612 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3613 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3615 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3616 (based_loc_descr): Only express drap or vdrap regno based expressions
3617 using DW_OP_fbreg when not optimizing.
3618 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3619 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3620 REG_CFA_SET_VDRAP note.
3622 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3624 PR tree-optimization/43236
3625 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3626 error in calculation of base address in reverse iteration case.
3627 (generate_builtin): Take number of latch executions if the statement
3630 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3633 * tree-eh.c: Include pointer-set.h.
3634 (lower_eh_dispatch): Filter out duplicate case labels and
3635 remove the unneeded edge when the label is unused. Return
3636 true when some edges are removed.
3637 (execute_lower_eh_dispatch): When any lowering resulted in
3638 removing an edge, also delete unreachable blocks.
3640 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3643 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3644 UNSPEC_MACHOPIC_OFFSET.
3646 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3649 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3650 (m68k_delegitimize_address): New function.
3652 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3655 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3658 * var-tracking.c (adjust_sets): New function.
3659 (count_with_sets, add_with_sets): Use it.
3660 (get_adjusted_src): New inline function.
3661 (add_stores): Use it.
3664 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3665 call cselib_dummy_expand_value_rtx_cb instead of
3666 cselib_expand_value_rtx_cb.
3669 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3670 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3671 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3672 and .cfi_endproc around the pic thunks.
3673 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3674 all queued unwind info register saves are saved before the call.
3675 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3676 considered as sp-=4 for unwind info and the pop as sp+=4 which
3677 also clobbers dest, but doesn't actually restore it.
3680 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3681 RTX_FRAME_RELATED_P.
3683 2010-03-09 Jie Zhang <jie@codesourcery.com>
3685 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3686 whitespaces in output template.
3688 2010-03-09 Jie Zhang <jie@codesourcery.com>
3690 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3693 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3695 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3696 builtins.exp in a separate job.
3698 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3700 * graphite-sese-to-poly.c (add_param_constraints): Use
3701 lower_bound_in_type and upper_bound_in_type.
3703 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3705 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3706 instead of unsigned_type_node.
3708 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3709 Reza Yazdani <reza.yazdani@amd.com>
3712 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3713 on pointer type parameters.
3715 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3719 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3720 handle conversions from pointer to integers.
3721 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3722 induction variable, to be able to work with code generated by CLooG.
3723 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3724 (build_poly_scop): Bail out if we cannot codegen a loop.
3726 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3728 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3729 code generation with gloog_error.
3731 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3733 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3734 Call fold_convert on all the returned values.
3735 (expand_scalar_variables_expr): Pass to
3736 expand_scalar_variables_ssa_name the type of the resulting expression.
3738 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3740 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3741 ppl_min_for_le_pointset.
3742 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3743 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3745 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3747 * graphite-dependences.c (map_into_dep_poly): Removed.
3748 (dependence_polyhedron_1): Use combine_context_id_scat.
3750 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3752 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3753 (struct poly_bb): Same.
3754 (combine_context_id_scat): New.
3756 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3759 * sese.c (name_defined_in_loop_p): Return false for default
3762 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3764 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3765 and clean up the logic.
3767 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3769 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3772 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3774 * var-tracking.c (remove_cselib_value_chains): Define only for
3776 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3777 delete_slot_part, emit_notes_for_differences_1): Don't call
3778 remove_cselib_value_chains here.
3779 (set_slot_part, emit_notes_for_differences_2): Don't call
3780 add_cselib_value_chains here.
3781 (preserved_values): New vector.
3782 (preserve_value): New function.
3783 (add_uses, add_stores, vt_add_function_parameters): Use it
3784 instead of cselib_preserve_value.
3785 (changed_values_stack): New vector.
3786 (check_changed_vars_0): New function.
3787 (check_changed_vars_1, check_changed_vars_2): Use it.
3788 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3789 changed_values_stack VALUEs.
3790 (vt_emit_notes): For all preserved_values call
3791 add_cselib_value_chains. If ENABLE_CHECKING call
3792 remove_cselib_value_chains before verifying value_chains is empty.
3793 Initialize and free changed_values_stack.
3794 (vt_initialize): Initialize preserved_values.
3795 (vt_finalize): Free preserved_values.
3797 2010-03-08 Richard Guenther <rguenther@suse.de>
3799 PR tree-optimization/43269
3800 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3803 2010-03-08 Martin Jambor <mjambor@suse.cz>
3805 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3806 (ipa_is_param_called): Removed.
3807 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3808 (ipa_print_node_params): Do not print the called flag.
3809 (ipa_write_node_info): Do not stream the called flag.
3810 (ipa_read_node_info): Likewise.
3812 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3815 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3816 * cselib.c (struct expand_value_data): Add dummy field.
3817 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3819 (cselib_dummy_expand_value_rtx_cb): New function.
3820 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3822 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3823 * var-tracking.c: Include pointer-set.h.
3824 (variable): Change n_var_parts to char from int. Add
3825 cur_loc_changed and in_changed_variables fields.
3826 (variable_canonicalize): Remove.
3827 (shared_var_p): New inline function.
3828 (unshare_variable): Maintain cur_loc_changed and
3829 in_changed_variables fields. If var was in changed_variables,
3830 replace it there with new_var. Just copy cur_loc instead of
3831 resetting it to something else.
3832 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3833 (dataflow_set_union): Don't call variable_canonicalize.
3834 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3835 of their DEBUG_EXPR_TREE_DECLs.
3836 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3837 and in_changed_variables and cur_loc_changed is false.
3838 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3839 and cur_loc_changed. Don't update cur_loc here.
3840 (variable_merge_over_src): Don't call variable_canonicalize.
3841 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3842 removing loc that is equal to cur_loc, clear cur_loc,
3843 set cur_loc_changed and ensure variable_was_changed is called.
3844 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3845 compare pointers in cur_loc check, if it is equal to loc,
3846 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3847 (variable_different_p): Remove compare_current_location argument,
3848 don't compare cur_loc.
3849 (dataflow_set_different_1): Adjust variable_different_p caller.
3850 (variable_was_changed): If dv had some var in changed_variables
3851 already, reset in_changed_variables flag for it and propagate
3852 cur_loc_changed over to the new variable. On empty var
3853 always set cur_loc_changed. Set in_changed_variables on whatever
3854 var is added to changed_variables.
3855 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3856 Use shared_var_p. When removing loc that is equal to cur_loc,
3857 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3858 end, don't set it to something else, just call variable_was_changed.
3859 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3860 loc being removed, clear cur_loc and set cur_loc_changed.
3861 Set cur_loc_changed if all locations have been removed.
3862 (struct expand_loc_callback_data): New type.
3863 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3864 allocated. Always create SUBREGs if simplify_subreg failed.
3865 Prefer to use cur_loc, when that fails and still in
3866 changed_variables (and seen first time) recompute it. Set
3867 cur_loc_changed of variables which had to change cur_loc and
3868 compute elcd->cur_loc_changed if any of the subexpressions used
3869 had to change cur_loc.
3870 (vt_expand_loc): Adjust to pass arguments in
3871 expand_loc_callback_data structure.
3872 (vt_expand_loc_dummy): New function.
3873 (emitted_notes): New variable.
3874 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3875 that weren't used for any other decl in current
3876 emit_notes_for_changes call call vt_expand_loc_dummy to update
3877 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3878 first loc_chain location if NULL before. Always use just
3879 cur_loc instead of first loc_chain location. When cur_loc_changed
3880 is false, when not --enable-checking=rtl just don't emit any note.
3881 When rtl checking, compute the note and assert it is the same
3882 as previous note. Clear cur_loc_changed and in_changed_variables
3883 at the end before removing from changed_variables.
3884 (check_changed_vars_3): New function.
3885 (emit_notes_for_changes): Traverse changed_vars to call
3886 check_changed_vars_3 on each changed var.
3887 (emit_notes_for_differences_1): Clear cur_loc_changed and
3888 in_changed_variables. Recompute cur_loc of new_var.
3889 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3890 (vt_emit_notes): Initialize and destroy emitted_notes.
3892 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3894 PR rtl-optimization/42220
3895 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3896 Use verify_reg_tracked to determine if we should use OP_OUT rather
3898 (build_def_use): If we see an in-out operand for a register that we
3899 know nothing about, treat is an output if possible, fail the block if
3902 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3905 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3908 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3911 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3912 uses of relevant DEFs that are dead outside the loop too.
3914 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3916 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3918 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3920 * var-tracking.c (values_to_unmark): New variable.
3921 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3922 values_to_unmark vector. Moved body to...
3923 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3924 instead queue it into values_to_unmark vector.
3925 (vt_find_locations): Free values_to_unmark vector.
3927 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3929 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3930 (site.exp): Export them when plugins are enabled.
3932 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3935 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3937 (chrec_fold_multiply): Same.
3939 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3942 * c-decl.c (build_compound_literal): Return early if init is
3945 2010-03-04 Martin Jambor <mjambor@suse.cz>
3947 PR tree-optimization/43164
3948 PR tree-optimization/43191
3949 * tree-sra.c (type_consists_of_records_p): Reject records with
3950 zero-size bit-fields at the end.
3952 2010-03-04 Mike Stump <mikestump@comcast.net>
3954 * Makefile.in (TAGS): Remove *.y.
3956 2010-03-04 Richard Guenther <rguenther@suse.de>
3958 PR tree-optimization/40761
3959 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3961 (my_rev_post_order_compute): New function.
3962 (init_pre): Call it.
3964 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3967 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3968 decrease the cost of an IV candidate when the cost is infinite.
3970 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3972 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3973 Use '3DNow!' for the extension of that name, ensure normal space
3975 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3977 2010-03-03 Jeff Law <law@redhat.com>
3979 * PR middle-end/32693
3980 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3981 than gen_rtx_SUBREG.
3982 (extract_bit_field_1): Likewise.
3984 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3986 * doc/sourcebuild.texi (Test directives): Document that arguments
3987 include-opts and exclude-opts are now optional for dg-skip-if,
3988 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3990 2010-03-03 Jason Merrill <jason@redhat.com>
3993 * cgraph.h (varpool_node): Add extra_name field.
3994 * varpool.c (varpool_extra_name_alias): New.
3995 (varpool_assemble_decl): Emit extra name aliases.
3996 (varpool_mark_needed_node): Look past an extra name alias.
3997 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3998 * lto-streamer-in.c (lto_input_tree): Read it.
3999 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4001 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4003 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4004 (sparc*-*-solaris2*): ...this.
4006 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4009 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4010 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4011 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4012 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4015 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4016 fallthrough to default handling, just with want_address 0 instead of 2.
4017 For single element lists, add_AT_loc directly, otherwise create an
4018 artificial variable DIE and stick location list to it.
4021 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4022 (VAL_EXPR_HAS_REVERSE): Define.
4023 (reverse_op): New function.
4024 (add_stores): For reversible operations add an extra MO_VAL_USE.
4026 2010-03-02 Jason Merrill <jason@redhat.com>
4028 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4030 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4032 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4033 (sparc64-*-linux*): Likewise.
4034 (sparc64-*-solaris2*): Include assembler files before linker ones.
4035 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4036 * config/sparc/gas.h: Delete.
4037 * config/sparc/sol2-64.h: Add copyright notice.
4038 * config/sparc/sol2-gas-bi.h: Likewise.
4039 * config/sparc/sol2-gld.h: Likewise.
4040 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4041 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4042 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4043 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4044 (sparc_elf_asm_named_section): Rename into...
4045 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4047 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4049 * config/alpha/alpha.c (override_options): Fix -mtune error message.
4051 2010-03-02 Jeff Law <law@redhat.com>
4054 * reload1.c (rtx_p, substitute_stack): Declare.
4055 (substitute): Record addresses of changed rtxs.
4056 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
4057 Restore the original rtx when complete.
4058 (reload): Free subsitute_stack when complete.
4060 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4062 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4063 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4065 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4066 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4067 Torture Tests): Change from subsection to section.
4069 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4070 Steven Bosscher <steven@gcc.gnu.org>
4072 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4075 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4078 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4079 the assignment from the new induction variable to the assignment
4080 of the value from the original loop PHI function.
4082 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4083 Daniel Jacobowitz <dan@codesourcery.com>
4085 * doc/sourcebuild.texi (Test directives): Clarify options to
4088 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4090 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4091 Disable cfi directives unless GCC and gas agree on using read-only
4092 .eh_frame sections for 64-bit.
4093 * configure: Regenerate.
4095 2010-03-01 Richard Guenther <rguenther@suse.de>
4097 PR tree-optimization/43220
4098 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4099 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4101 2010-03-01 Richard Guenther <rguenther@suse.de>
4102 Martin Jambor <mjambor@suse.cz>
4105 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4106 gimplified parameters.
4108 2010-03-01 Christian Bruel <christian.bruel@st.com>
4110 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4112 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4114 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4116 2010-03-01 Richard Guenther <rguenther@suse.de>
4119 * expr.c (expand_assignment): Use the alias-oracle to tell
4120 if the rhs aliases the result decl.
4122 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4125 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4126 to sol_gt_pch_get_address.
4127 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4128 64-bit, SPARC and x86.
4129 (sol_gt_pch_get_address): New function.
4131 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4133 * toplev.h (inform_n, error_n): Declare.
4134 * diagnostic.c (inform_n, error_n): New function.
4136 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4138 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4139 has no rtl yet when processing local_decls, queue it and recheck
4140 if deferred stack allocation hasn't assigned it rtl.
4142 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4144 * config/sh/sh.c (unspec_bbr_uid): New.
4145 (gen_block_redirect): Use it instead of INSN_UID.
4146 (gen_far_branch): Likewise.
4148 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4150 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4151 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4153 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4155 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4156 (Warning Options): -Wno-conversion-null is valid for
4157 Objective-C++ as well.
4158 * doc/tm.texi (Named Address Spaces): Likewise.
4159 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4160 * doc/tree-ssa.texi (Tree SSA): Likewise.
4162 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4165 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4166 by default. Don't set the default arch for
4167 i[34567]86-*-darwin*|x86_64-*-darwin*.
4169 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4172 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4173 default. Set the default 32bit/64bit archs with $with_arch
4174 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4176 2010-02-27 Richard Guenther <rguenther@suse.de>
4178 PR tree-optimization/43186
4179 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4180 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4181 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4182 unroller iterations.
4184 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4186 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4187 required and i[34567]86-*-* targets don't support 64bit ISA.
4189 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4192 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4195 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4197 * config.gcc: Set the default arch at least to Prescott for
4198 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4199 if SSE math is enabled.
4201 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4203 * diagnostic.c (diagnostic_initialize): Update.
4204 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4206 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4207 (diagnostic_inhibit_notes): New.
4208 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4210 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4213 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4214 * doc/standards.texi: Likewise.
4215 * doc/extend.texi: Likewise.
4216 * doc/trouble.texi: Likewise.
4217 * doc/cppopts.texi: Likewise.
4218 * doc/install.texi: Likewise.
4219 * c.opt (std=c90,std=gnu90): New options.
4220 * c-opts.c (c_common_handle_option): Handle them.
4222 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4225 * c-decl.c (undeclared_variable): Use an informative note.
4227 2010-02-26 Richard Guenther <rguenther@suse.de>
4229 PR tree-optimization/43186
4230 * gimple.h (gimple_fold): Remove.
4231 * gimple.c (gimple_fold): Remove. Inline into single user ...
4232 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4233 Try harder for conditions.
4235 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4238 * function.c (used_types_insert): Don't skip through named pointer
4239 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4240 and it is different from the main variant's type.
4242 2010-02-26 Nick Clifton <nickc@redhat.com>
4244 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4246 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4248 * config.gcc: Support --with-fpmath=sse for x86.
4250 * config/i386/ssemath.h: New.
4252 * doc/install.texi (--with-fpmath=sse): Documented.
4254 2010-02-26 Richard Guenther <rguenther@suse.de>
4256 PR tree-optimization/43188
4257 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4258 vector types of over-aligned element type.
4260 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4263 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4264 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4266 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4268 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4270 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4272 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4273 * var-tracking.c: Include diagnostic.h.
4274 (debug_dv): New function.
4275 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4278 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4279 (add_value_chain, add_value_chains, remove_value_chain,
4280 remove_value_chains): Handle DEBUG_EXPRs.
4281 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4284 * regcprop.c (struct queued_debug_insn_change): New type.
4285 (struct value_data_entry): Add debug_insn_changes field.
4286 (struct value_data): Add n_debug_insn_changes field.
4287 (debug_insn_changes_pool): New variable.
4288 (free_debug_insn_changes, apply_debug_insn_changes,
4289 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4290 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4291 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4293 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4295 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4296 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4297 changes, call cprop_find_used_regs via note_stores.
4298 (copyprop_hardreg_forward): When copying vd from predecessor
4299 which has any queued DEBUG_INSN changes, make sure the pointers are
4300 cleared. At the end call df_analyze and then if there are any
4301 DEBUG_INSN changes queued at the end of some basic block for still
4302 live registers, apply them.
4303 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4305 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4307 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
4310 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
4312 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
4313 targets. Set the default with_cpu/with_arch from arch/cpu.
4314 Allow x86-64 and native for with_cpu/with_arch.
4316 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
4318 * ebitmap.c: Change calls to verify_popcount with calls to
4319 sbitmap_verify_popcount.
4320 (ebitmap_clear_bit): Fixed map->cacheindex test and
4321 map>cache update when bit clearing results in an empty
4324 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4327 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
4328 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
4329 and support both V2DF and V2DI modes.
4330 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
4331 support both V2DF and V2DI modes.
4332 (general): Delete trailing whitespace from a few patterns.
4334 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4335 V2DF/V2DI interleave high/low builtins.
4337 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
4340 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
4341 interleave high/low functions.
4343 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4345 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
4346 #pragma extern_prefix.
4348 2010-02-25 Jakub Jelinek <jakub@redhat.com>
4351 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
4352 BLKmode, assert op0 is a MEM and just adjust its mode.
4355 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
4356 if bitpos isn't multiple of mode's bitsize.
4358 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4360 * c.opt (-ftemplate-depth=): New.
4361 (-ftemplate-depth-): Deprecate.
4362 * optc-gen.awk: Handle -ftemplate-depth=.
4363 * opth-gen.awk: Likewise.
4364 * c-opts.c (c_common_handle_option): Likewise.
4365 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
4367 2010-02-24 Jason Merrill <jason@redhat.com>
4369 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
4371 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4373 * cfg.c (alloc_aux_for_block): Remove inline.
4374 (alloc_aux_for_edge): Likewise.
4376 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4378 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
4380 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4382 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
4383 * config/i386/sol2-gas.h: New file.
4384 * config.gcc (i[34567]86-*-solaris2*): Use it.
4386 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4389 * c-typeck.c (ep_convert_and_check): New.
4390 (build_conditional_expr): Use it.
4391 (build_binary_op): Likewise.
4393 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4395 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
4398 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
4399 bounds even for -O+.
4400 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
4401 expr needs to have DECL_NAME set.
4403 2010-02-24 Nick Clifton <nickc@redhat.com>
4405 * config/mep/mep.c: Include gimple.h.
4406 (mep_function_uses_sp): Delete unused function.
4407 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
4408 parameters. Use unsigned integers to count args. Return a
4409 NULL_RTX instead of an error_mark_node. Toidy up formatting.
4411 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4414 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
4415 greater or equal to nelt instead of 2 * nelt.
4416 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
4419 2010-02-23 Jason Merrill <jason@redhat.com>
4422 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4423 in cfun->local_decls even if they have register types.
4426 * stor-layout.c (place_field): Don't warn about unnecessary
4427 DECL_PACKED if the type is packed.
4429 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4432 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4433 GOTOFF relocs, even when the base reg isn't pic pointer.
4435 2010-02-23 Michael Matz <matz@suse.de>
4438 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4439 (expand_gimple_basic_block): Generate and use debug temps if there
4440 are debug uses left after the last real use of TERed ssa names.
4441 Unlink debug immediate uses when they are expanded.
4443 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4446 * config/i386/i386.c (override_options): Reorganise to provide
4447 better error messages.
4449 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4452 * graphite-scop-detection.c (create_single_exit_edge): Move
4453 the call to find_single_exit_edge to....
4454 (create_sese_edges): ...here. Don't handle multiple edges
4455 exiting the function.
4456 (build_graphite_scops): Don't handle multiple edges
4457 exiting the function.
4459 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4462 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4463 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4465 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4468 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4470 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4473 * c-typeck.c (convert_arguments): Print declaration location.
4474 * c-common.c (validate_nargs): Rename as
4475 builtin_function_validate_nargs.
4476 (check_builtin_function_arguments): Update.
4478 2010-02-22 Richard Guenther <rguenther@suse.de>
4481 * tree-inline.c (declare_return_variable): Use the type of
4482 the call stmt lhs if available.
4484 2010-02-22 Duncan Sands <baldrick@free.fr>
4486 * passes.c (register_pass): Always consider all pass lists when
4487 ref_pass_instance_number is zero.
4489 2010-02-22 Richard Guenther <rguenther@suse.de>
4491 PR tree-optimization/42749
4492 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
4493 parameter. Do arithmetic in the original type.
4494 (update_accumulator_with_ops): Likewise.
4495 (adjust_accumulator_values): Adjust.
4497 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4499 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
4500 (QI to BLKmode splitter): New splitter.
4502 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
4504 * config/i386/i386.c (initial_ix86_tune_features): Turn on
4505 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
4507 2010-02-22 Richard Guenther <rguenther@suse.de>
4509 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
4511 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
4513 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
4514 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
4515 ($(T)crti.o, $(T)crtn.o): Remove rules.
4517 2010-02-21 Tobias Burnus <burnus@net-b.de>
4520 * doc/invoke.texi (-fassociative-math): Document that this
4521 option is automatically enabled for Fortran.
4523 2010-02-20 David S. Miller <davem@davemloft.net>
4525 * configure.ac: Test if linker and assembler properly support
4526 GOTDATA_OP relocations.
4527 * configure: Rebuild.
4528 * config.in: Likewise.
4529 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4530 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4531 (movsi_high_pic): Likewise.
4532 (movdi_lo_sum_pic): Likewise.
4533 (movdi_high_pic): Likewise.
4534 (movsi_pic_gotdata_op): New pattern.
4535 (movdi_pic_gotdata_op): Likewise.
4536 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4537 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4539 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4542 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4543 attribute to ssemul.
4544 (xop_mulv2div2di3_high): Ditto.
4546 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4549 * c.opt (Wconversion-null): New option.
4550 * doc/invoke.texi (Wconversion-null): Document.
4552 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4554 * common.opt (Wlarger-than-): Add Undocumented.
4556 2010-02-19 Mike Stump <mikestump@comcast.net>
4558 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4560 2010-02-19 Jason Merrill <jason@redhat.com>
4563 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4564 * configure: Likewise.
4566 2010-02-20 Alan Modra <amodra@gmail.com>
4569 * cgraph.h (cgraph_make_decl_local): Declare.
4570 * cgraph.c (cgraph_make_decl_local): New function.
4571 (cgraph_make_node_local): Use it.
4572 * cgraphunit.c (cgraph_function_versioning): Likewise.
4573 * ipa.c (function_and_variable_visibility): Likewise.
4575 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4578 * except.c (sjlj_emit_function_enter): Don't call
4579 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4581 * rtl.h (add_reg_br_prob_note): Remove prototype.
4583 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4586 * c-common.c (conversion_warning): Remove widening conversions
4587 before checking the conversion of integers to reals.
4589 2010-02-19 Mike Stump <mikestump@comcast.net>
4592 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4595 * cgraphunit.c (process_function_and_variable_attributes): Check
4596 DECL_PRESERVE_P instead of looking up attribute "used".
4597 * ipa-pure-const.c (check_decl): Likewise.
4598 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4599 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4600 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4601 instead of attribute "used".
4602 * config/sol2-c.c (solaris_pragma_init): Likewise.
4603 (solaris_pragma_fini): Likewise.
4605 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4607 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4608 Use XCNEW instead of xcalloc.
4609 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4610 XNEW instead of xmalloc.
4611 (get_fields): Use XNEWVEC instead of xmalloc.
4614 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4615 populate vars array.
4616 (create_new_general_access): For debug stmts just reset value.
4617 (get_stmt_accesses): For accesses within debug stmts just record them
4618 using add_access_to_acc_sites instead of preventing the peeling or
4619 counting them as accesses.
4622 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4624 2010-02-19 Richard Guenther <rguenther@suse.de>
4626 PR tree-optimization/42916
4627 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4630 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4632 * configure.ac: Replace all uses of changequote in macro arguments
4633 with proper quoting.
4635 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4638 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4640 2010-02-19 Richard Guenther <rguenther@suse.de>
4642 PR tree-optimization/42944
4643 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4644 test for aliasing with errno.
4646 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4649 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4650 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4651 * dojump.c: Include output.h.
4652 (inv): New inline function.
4653 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4654 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4655 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4656 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4657 argument, pass it down to other calls.
4658 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4659 add REG_BR_PROB note to the conditional jump.
4660 * cfgexpand.c (add_reg_br_prob_note): Removed.
4661 (expand_gimple_cond): Don't call it, add the probability
4662 as last argument to jumpif_1/jumpifnot_1.
4663 * Makefile.in (dojump.o): Depend on output.h.
4664 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4666 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4667 * stmt.c (do_jump_if_equal): Likewise.
4668 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4669 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4670 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4672 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4673 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4674 jumpifnot_1 callers.
4675 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4677 (store_expr): Adjust jumpifnot caller.
4678 (store_constructor): Adjust jumpif caller.
4681 * gimplify.c (gimple_boolify): For __builtin_expect call
4682 gimple_boolify also on its first argument.
4684 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4686 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4688 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4689 * configure: Regenerated.
4691 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4693 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4694 lang_hooks.types_compatible_p instead of comptypes.
4696 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4698 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4699 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4700 if __prefer_thumb__ is defined.
4702 2010-02-18 Martin Jambor <mjambor@suse.cz>
4704 PR tree-optimization/43066
4705 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4706 array with zero-sized element type.
4708 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4710 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4711 rtx, allocate struct var_loc_node here and return it to the
4712 caller, and only if it is actually needed.
4713 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4714 move it earlier and return immediately if it returns NULL.
4716 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4718 * config/sparc/gas.h: New file. Restore
4719 TARGET_ASM_NAMED_SECTION to its ELF default.
4720 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4722 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4723 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4724 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4725 after sparc/sysv4.h.
4727 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4729 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4731 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4733 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4734 patterns from predicated pattern.
4736 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4739 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4740 for insn mnemonic suffix.
4742 2010-02-17 Richard Guenther <rguenther@suse.de>
4744 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4747 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4750 * caller-save.c (save_call_clobbered_regs): If BB ends with
4751 a DEBUG_INSN, move any notes in between last real insn and the last
4752 DEBUG_INSN after the last DEBUG_INSN.
4754 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4756 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4757 Fix return type. Fix argument type. Explain meaning of return value.
4759 2010-02-16 Richard Guenther <rguenther@suse.de>
4761 PR tree-optimization/41043
4762 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4763 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4765 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4767 2010-02-16 Ira Rosen <irar@il.ibm.com>
4769 PR tree-optimization/43074
4770 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4771 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4772 vectorizable cycles in hybrid SLP check.
4773 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4775 2010-02-16 Richard Guenther <rguenther@suse.de>
4777 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4778 (true_dependence): If memrefs_conflict_p computes must-alias
4779 trust it. Move TBAA check after offset-based disambiguation.
4780 (canon_true_dependence): Likewise.
4782 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4784 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4785 * doc/invoke.texi: Document it.
4786 * var-tracking.c: Include toplev.h and params.h.
4787 (vt_find_locations): Return bool indicating success. Compute
4788 hash sizes unconditionally. Check new parameter, report.
4789 (variable_tracking_main_1): Check vt_find_locations results and
4790 retry. Renamed from...
4791 (variable_tracking_main): ... this. New wrapper to preserve
4792 flag_var_tracking_assignments.
4793 * Makefile.in (var-tracking.o): Adjust dependencies.
4795 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4796 Jakub Jelinek <jakub@redhat.com>
4799 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4800 if weak_import attribute is present.
4801 * config/darwin.c (machopic_select_section): Likewise.
4803 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4805 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4806 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4807 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4808 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4810 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
4813 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4816 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4817 Rewrite text to refer to the names.
4819 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4821 * config/i386/i386-builtin-types.def
4822 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4823 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4824 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4825 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4826 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4827 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4828 IX86_BUILTIN_VPERMIL2PS256.
4829 (MULTI_ARG_4_DF2_DI_I): Defined.
4830 (MULTI_ARG_4_DF2_DI_I1): Defined.
4831 (MULTI_ARG_4_SF2_SI_I): Defined.
4832 (MULTI_ARG_4_SF2_SI_I1): Defined.
4833 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4834 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4835 __builtin_ia32_vpermil2ps256.
4836 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4837 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4838 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4839 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4840 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4841 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4842 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4843 CODE_FOR_xop_vpermil2v8sf3.
4844 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4845 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4846 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4847 (_mm256_permute2_pd): New.
4848 (_mm_permute2_ps): New.
4849 (_mm256_permute2_ps): New.
4851 2010-02-15 Nick Clifton <nickc@redhat.com>
4853 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
4854 boolean parameters. Use emit_jump_insn when emitting a pop
4855 instruction containing a return insn.
4856 (push): Use 'true' rather than '1' as second parameter to F.
4857 (h8300_expand_prologue): Likewise.
4858 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4859 (h8300_expand_epilogue): Likewise.
4861 2010-02-15 Richard Guenther <rguenther@suse.de>
4864 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4867 2010-02-15 Nick Clifton <nickc@redhat.com>
4869 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4872 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4874 * intl.c (fake_ngettext): New function.
4875 * intl.h (fake_ngettext): Declare.
4876 (ngettext): Define macro.
4877 * collect2.c (notice_translated): New function.
4878 (main): Use notice_translated and ngettext.
4879 * collect2.h (notice_translated): Declare.
4881 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4883 * reorg.c (delete_computation): Comment fixes.
4884 * caller-save.c (setup_save_areas): Idem.
4885 * sel-sched-dump.c (dump_lv_set): Idem.
4888 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4890 * config/s390/s390.c (s390_sched_init): New function.
4891 (TARGET_SCHED_INIT): Target hook defined.
4893 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4894 Jack Howarth <howarth@bromo.med.uc.edu>
4895 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4898 Partial revert of unintended change in fix for PR41605.
4899 * config/darwin.h: Fix typo.
4900 * config/darwin9.h: Same.
4902 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4904 * c-pch.c (pch_init): Clear v.
4906 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4909 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4910 graphite_can_represent_init for MULT_EXPR.
4912 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4916 * graphite-sese-to-poly.c (remove_phi): New.
4917 (translate_scalar_reduction_to_array): Call remove_phi.
4919 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4922 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4923 * graphite-clast-to-gimple.h (gloog): Update declaration.
4924 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4925 * graphite-poly.h (struct poly_bb): Add missing comments.
4926 (struct scop): Add poly_scop_p field.
4928 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4929 * graphite.c (graphite_transform_loops): Build the polyhedral
4930 representation for each scop before code generation.
4931 * sese.c (rename_variables_in_operand): Removed.
4932 (rename_variables_in_expr): Return the renamed expression.
4933 (rename_sese_parameters): New.
4934 * sese.h (rename_sese_parameters): Declared.
4936 2010-02-11 Richard Guenther <rguenther@suse.de>
4938 PR tree-optimization/42998
4939 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4940 POINTER_PLUS_EXPR properly.
4942 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4943 Changpeng Fang <changpeng.fang@amd.com>
4946 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4947 the cost of an IV candidate when the IV is used in a test against zero.
4949 * gcc.dg/tree-ssa/ivopts-3.c: New.
4951 2010-02-11 Richard Guenther <rguenther@suse.de>
4954 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
4955 pointer-vs-decl case by swapping refs. Handle some cases
4956 of pointer-vs-decl disambiguations more conservatively.
4957 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
4958 to false after expanding.
4960 2010-02-11 Richard Guenther <rguenther@suse.de>
4963 * gcc.c (process_command): Handle LTO file@offset case more
4966 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4968 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
4969 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
4971 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
4973 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
4974 if MEM's mode size isn't DWARF2_ADDR_SIZE.
4975 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
4976 Optimize eq/ne comparisons when both arguments are known to be
4978 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
4979 Don't mask operands unnecessarily if they are known to be already
4982 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
4984 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
4987 2010-02-10 Richard Guenther <rguenther@suse.de>
4989 PR tree-optimization/43017
4990 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
4991 for wrapping signed arithmetic.
4993 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4996 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
4997 if no debug info should be emitted for it.
4999 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5001 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5002 note when flag_exceptions is set.
5004 2010-02-10 Duncan Sands <baldrick@free.fr>
5006 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5008 2010-02-10 Richard Guenther <rguenther@suse.de>
5011 * tree.c (get_unwidened): Handle constants.
5012 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5014 2010-02-10 Martin Jambor <mjambor@suse.cz>
5017 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5018 check for variable argument counts independently.
5020 2010-02-10 Christian Bruel <christian.bruel@st.com>
5023 * config/sh/sh.c (find_barrier): Increase length for non delayed
5024 conditional branches.
5026 2010-02-10 Christian Bruel <christian.bruel@st.com>
5028 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5030 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5032 * builtins.c (set_builtin_user_assembler_name): Also handle
5033 ffs if int is smaller than word.
5035 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5038 * ira-conflicts.c (get_dup): Remove.
5039 (process_reg_shuffles): Add new parameter. Use it as an
5040 additional guard for copy generation.
5041 (add_insn_allocno_copies): Rewrite.
5043 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5045 * common.opt (fsched2-use-traces): Preserved for backward
5047 * doc/invoke.texi: Remove the documentation about option
5048 -fsched2-use-traces.
5049 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
5050 flag_sched2_use_traces.
5051 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
5052 the backward compatibility flag section.
5054 2010-02-09 Richard Guenther <rguenther@suse.de>
5056 PR tree-optimization/43008
5057 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5058 make HEAP variables initialized from global memory if they
5059 are not known builtin functions.
5060 (find_func_aliases): Adjust.
5062 2010-02-09 Richard Guenther <rguenther@suse.de>
5064 PR tree-optimization/43000
5065 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5066 arithmetic manually.
5068 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5070 PR tree-optimization/42931
5071 * tree-loop-linear.c (try_interchange_loops): Don't call
5072 double_int_mul if estimated_loop_iterations failed.
5074 2010-02-08 Martin Jambor <mjambor@suse.cz>
5077 * tree-sra.c (build_accesses_from_assign): Do not mark in
5078 should_scalarize_away_bitmap if stmt has volatile ops.
5079 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5082 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5084 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5086 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5088 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5091 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5094 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5096 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5099 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5100 to unknown_dependence.
5101 (graphite_legal_transform_dr): Handle the unknown_dependence.
5102 (graphite_carried_dependence_level_k): Same.
5104 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5106 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5108 2010-02-07 Richard Guenther <rguenther@suse.de>
5111 * expr.c (get_inner_reference): Always initialize *pbitsize.
5113 2010-02-07 Richard Guenther <rguenther@suse.de>
5116 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5117 new ARRAY_REFs on variable size element or minimal index arrays.
5119 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5120 gimple_fold_indirect_ref.
5122 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5125 * arm.c (arm_override_options): Just return if the user has specified
5126 an invalid fpu name.
5128 2010-02-03 Jason Merrill <jason@redhat.com>
5131 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5132 i386_pe_maybe_record_exported_symbol.
5134 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5137 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5138 (pa_delegitimize_address): New function.
5140 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5142 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5143 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5145 2010-02-05 Richard Guenther <rguenther@suse.de>
5148 * lto-streamer-in.c (get_resolution): Deal with references
5149 to undefined functions.
5151 2010-02-05 Richard Guenther <rguenther@suse.de>
5153 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5154 (fold_const_aggregate_ref): Likewise.
5155 (ccp_fold_stmt): Substitute loads.
5156 (maybe_fold_reference): Verify types before substituting.
5158 (fold_gimple_assign): Unshare properly.
5159 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5161 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5163 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5164 for rs6000_gen_cell_microcode.
5166 2010-02-04 Richard Guenther <rguenther@suse.de>
5168 PR rtl-optimization/42952
5169 * dse.c (const_or_frame_p): Remove MEM handling.
5171 2010-02-04 Nick Clifton <nickc@redhat.com>
5173 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5174 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5175 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5176 (mn10300_asm_output_mi_thunk): New function.
5177 (mn10300_can_output_mu_thunk): New function.
5178 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5179 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5180 (FUNCTION_ARG): Delete incorrect comment.
5182 2010-02-03 Jason Merrill <jason@redhat.com>
5185 * fold-const.c (operand_equal_p): Handle erroneous types.
5187 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5189 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5191 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5193 PR rtl-optimization/42941
5194 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5197 2010-02-03 Jason Merrill <jason@redhat.com>
5200 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5202 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5205 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5206 (cselib_reset_table): Renamed from...
5207 (cselib_reset_table_with_next_value): ... this.
5208 (cselib_get_next_uid): Renamed from...
5209 (cselib_get_next_unknown_value): ... this.
5210 * cselib.c (next_uid): Renamed from...
5211 (next_unknown_value): ... this.
5212 (cselib_clear_table): Adjust.
5213 (cselib_reset_table): Adjust. Renamed from...
5214 (cselib_reset_table_with_next_value): ... this.
5215 (cselib_get_next_uid): Adjust. Renamed from...
5216 (cselib_get_next_unknown_value): ... this.
5217 (get_value_hash): Use hash.
5218 (cselib_hash_rtx): Likewise.
5219 (new_cselib_val): Adjust. Set and dump uid.
5220 (cselib_lookup_mem): Pass next_uid as hash.
5221 (cselib_subst_to_values): Likewise.
5222 (cselib_log_lookup): Dump uid.
5223 (cselib_lookup): Pass next_uid as hash. Adjust.
5224 (cselib_process_insn): Adjust.
5225 (cselib_init): Initialize next_uid.
5226 (cselib_finish): Adjust.
5227 (dump_cselib_table): Likewise.
5228 * dse.c (canon_address): Dump value uid.
5229 * print-rtl.c (print_rtx): Print value uid.
5230 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5232 (dv_uid): New function, sort of renamed from...
5233 (dv_htab_hash): ... this, reimplemented in terms of it and...
5234 (dv_uid2hash): ... this. New.
5235 (variable_htab_eq): Drop excess assertions.
5236 (tie_break_pointers): Removed.
5237 (canon_value_cmp): Compare uids.
5238 (variable_post_merge_New_vals): Print uids.
5239 (vt_add_function_parameters): Adjust.
5240 (vt_initialize): Reset table. Adjust.
5242 2010-02-03 Richard Guenther <rguenther@suse.de>
5244 PR tree-optimization/42944
5245 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5246 (call_may_clobber_ref_p_1): Likewise. Properly handle
5247 malloc and calloc clobbering errno.
5249 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5251 * doc/invoke.texi: Fix name of sched1 dump.
5253 * opts.c (decode_options): Set flag_tree_switch_conversion
5254 only conditionally on optimize >= 2.
5256 * gcse.c: Assorted comment fixes in pass description.
5258 2010-02-03 Anthony Green <green@moxielogic.com>
5260 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5261 nop padding in order to maintain alignment of storage location of
5262 target function address.
5263 (moxie_trampoline_init): Store target function address at newly
5265 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5267 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5269 2010-02-03 Richard Guenther <rguenther@suse.de>
5272 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5274 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5276 * config.gcc: Reenable check for obsolete targets.
5277 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5278 mips-sgi-irix6.[0-4]*.
5280 2010-02-02 Nick Clifton <nickc@redhat.com>
5282 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5283 constant size of 4 as being the same as 0.
5284 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5285 can take values in the range 0..4.
5287 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5290 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5291 as _darwin10_Unwind_FindEnclosingFunction().
5292 * libgcc-libsystem.ver: New.
5294 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5297 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5298 implicitly set registers.
5300 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5302 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5303 (arm_override_options): Allow automatic selection of the thread
5304 pointer register if thumb2.
5305 (legitimize_pic_address): Improve code sequences for Thumb2.
5306 (arm_call_tls_get_addr): Likewise.
5307 (legitimize_tls_address): Likewise.
5308 * arm.md (pic_load_addr_arm): Delete. Replace with ...
5309 (pic_load_addr_32bit): ... this. New named pattern.
5310 * thumb2.md (pic_load_addr_thumb2): Delete.
5311 (pic_load_dot_plus_four): Delete.
5312 (tls_load_dot_plus_four): New named pattern.
5314 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5317 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
5318 Document fix for TLS bug.
5320 2010-01-31 Richard Guenther <rguenther@suse.de>
5322 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
5323 conservatively correct.
5325 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5329 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5331 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5333 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5335 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
5337 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
5339 * config.gcc: Adjust order of makefile fragments for mingw targets.
5341 2010-01-31 Richard Guenther <rguenther@suse.de>
5344 * gimplify.c (gimplify_init_constructor): For volatile LHS
5345 initialize a temporary.
5347 2010-01-31 Matthias Klose <doko@ubuntu.com>
5349 * configure.ac: Fix __stack_chk_fail check for cross builds configured
5351 * configure: Regenerate.
5353 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
5355 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5356 the same alias set and their sizes different constantness.
5357 (aliasing_component_refs_p): Revert 2009-10-24 change.
5359 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5361 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
5364 2010-01-29 Richard Guenther <rguenther@suse.de>
5366 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
5367 Assert we successfully updated the call.
5369 2010-01-29 Jakub Jelinek <jakub@redhat.com>
5371 PR rtl-optimization/42889
5372 * df.h (df_set_bb_dirty_nonlr): New prototype.
5373 * df-core.c (df_set_bb_dirty_nonlr): New function.
5374 * df-scan.c (df_insn_rescan): Call it instead of
5375 df_set_bb_dirty for DEBUG_INSNs.
5377 2010-01-29 Richard Guenther <rguenther@suse.de>
5380 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
5381 quadratic behavior in most cases.
5383 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
5386 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5387 in the call to gen_x86_movsicc_0_m1.
5389 2010-01-28 Richard Guenther <rguenther@suse.de>
5391 PR tree-optimization/42871
5392 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
5394 2010-01-28 Richard Guenther <rguenther@suse.de>
5396 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5397 into call arguments.
5399 2010-01-28 Richard Guenther <rguenther@suse.de>
5402 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
5403 the forwarder if the destination is an EH landing pad.
5405 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
5407 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
5408 block list passed to gimple_duplicate_sese_tail.
5409 (parallelize_loops): Avoid parallelization when the function
5411 Avoid parallelization when the preheader is IRREDUCIBLE.
5412 Try to optimize when estimated_loop_iterations_int is unresolved.
5413 Add the loop's location to the dump file.
5414 * tree-cfg.c (add_phi_args_after_redirect): Remove.
5415 (gimple_duplicate_sese_tail): Remove the check for the latch.
5416 Redirect nexits to the exit block.
5417 Remove handling of the incoming edges to the latch.
5418 Redirect the backedge from the copied latch to the exit bb.
5420 2010-01-28 Michael Matz <matz@suse.de>
5423 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5424 Wrap force_reg into a sequence, emit it before user.
5426 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5428 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5430 (arm_legacy_rev): Likewise.
5431 (thumb_legacy_rev): Likewise.
5433 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5435 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5436 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5437 on MEM's address failed, try avoid_constant_pool_reference and
5438 recurse if it returned something different.
5439 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5440 address, try avoid_constant_pool_reference and recurse if it
5441 returned something different.
5442 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5443 address and avoid_constant_pool_reference returned something
5444 different, don't set have_address.
5446 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5449 * var-tracking.c (val_store): Add modified argument, obey it.
5451 (count_uses): Move down logging of main.
5452 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5453 don't need resolution.
5454 (emit_notes_in_bb): Likewise.
5456 2010-01-27 Richard Guenther <rguenther@suse.de>
5459 * tree-inline.c (remap_decl): Delay remapping of SSA name
5460 default definitions until we need them.
5462 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5464 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5465 (rs6000_delegitimize_address): New function.
5467 * config/s390/s390.c (s390_delegitimize_address): Call
5468 delegitimize_mem_from_attrs.
5471 * tree-inline.c (cannot_copy_type_1): Removed.
5472 (copy_forbidden): Don't forbid copying of functions containing
5473 records/unions with variable length fields.
5475 2010-01-27 Christian Bruel <christian.bruel@st.com>
5479 * config/sh/sh.c (find_barrier): Increase length for non delayed
5480 conditional branches.
5482 2010-01-27 Matthias Klose <doko@ubuntu.com>
5484 * configure.ac (gnu-unique-object): Fix ldd version check.
5485 * configure: Regenerate.
5487 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5489 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
5491 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
5492 Test for HAVE_GNU_AS value.
5494 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5496 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
5497 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
5498 INT64_TYPE): Define.
5499 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
5500 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5501 INT_LEAST64_TYPE): Define.
5502 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
5503 UINT_LEAST64_TYPE): Define.
5504 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
5505 INT_FAST64_TYPE): Define.
5506 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5507 UINT_FAST64_TYPE): Define.
5508 (INTMAX_TYPE, UINTMAX_TYPE): Define.
5509 (INTPTR_TYPE, UINTPTR_TYPE): Define.
5510 (SIG_ATOMIC_TYPE): Define.
5512 2010-01-26 Richard Guenther <rguenther@suse.de>
5514 * df-scan.c (df_scan_set_bb_info): Remove assert.
5515 (df_insn_rescan_debug_internal): Merge asserts.
5516 (df_install_ref): Likewise.
5517 (df_mark_reg): Use bitmap_set_range.
5518 (df_hard_reg_used_p): Remove assert.
5519 (df_hard_reg_used_count): Likewise.
5521 2010-01-26 Richard Guenther <rguenther@suse.de>
5523 PR rtl-optimization/42685
5524 * web.c (web_main): Ignore DEBUG_INSNs.
5526 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
5528 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5530 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5531 Fix types of fndecl and arglist parameters.
5533 2010-01-26 Richard Guenther <rguenther@suse.de>
5536 * tree-eh.c (unsplit_eh): Skip debug insns.
5538 2010-01-26 Richard Guenther <rguenther@suse.de>
5540 PR tree-optimization/42250
5541 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5543 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5546 * omp-low.c (expand_omp_sections): Only use single_pred if
5547 l2_bb is single_pred_p.
5549 2010-01-25 Christian Bruel <christian.bruel@st.com>
5552 * config/sh/sh.c (find_barrier): Increase length for non delayed
5553 conditional branches.
5554 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5556 2010-01-24 David S. Miller <davem@davemloft.net>
5558 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5559 define if not using GAS.
5560 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5561 Likewise. Delete SECTION_MERGE code, which is only applicable
5564 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5567 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5568 mangling of va_list in system headers.
5570 2010-01-23 Toon Moene <toon@moene.org>
5572 * tree-predcom.c (combine_chains): Return NULL, not false.
5574 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5576 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5577 initialization of variable res to agree with return type.
5579 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5581 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5582 * tree-sra.c: Add include of expr.h.
5584 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5586 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5587 insert the debug stmt on the single non-EH edge from the stmt.
5589 2010-01-22 Richard Henderson <rth@redhat.com>
5592 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5593 the RHS until after generate_subtree_copies has insertted its
5594 code before the current statement.
5596 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5598 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5600 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5602 2010-01-21 Martin Jambor <mjambor@suse.cz>
5604 PR tree-optimization/42585
5605 * tree-sra.c (struct access): New field grp_total_scalarization.
5606 (dump_access): Dump the new field.
5607 (should_scalarize_away_bitmap): New variable.
5608 (cannot_scalarize_away_bitmap): Likewise.
5609 (sra_initialize): Allocate new bitmaps.
5610 (sra_deinitialize): Free new bitmaps.
5611 (create_access_1): New function.
5612 (create_access): Parts moved to create_access_1.
5613 (type_consists_of_records_p): New function.
5614 (completely_scalarize_record): Likewise.
5615 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5616 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5617 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5619 (analyze_all_variable_accesses): Completely scalarize small eligible
5622 2010-01-21 Martin Jambor <mjambor@suse.cz>
5624 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5626 2010-01-21 Andrew Haley <aph@redhat.com>
5628 * gcc.c (process_command): Move lang_specific_driver before
5629 setting cc_libexec_prefix.
5631 2010-01-21 Richard Guenther <rguenther@suse.de>
5634 * fold-const.c (negate_expr_p): Pretend only negative
5635 real constants are easily negatable.
5637 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5638 Jason Merrill <jason@redhat.com>
5640 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5641 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5642 * calls.c (initialize argument_information): Handle it.
5643 * c-common.c (handle_transparent_union_attribute): Use new name.
5644 * c-decl.c (finish_struct): Ditto.
5645 * c-typeck.c (type_lists_compatible_p): Ditto.
5646 (convert_for_assignment): Use new name and also handle record.
5647 * function.c (aggregate_value_p): Handle it.
5648 (pass_by_reference): Ditto.
5649 (assign_parm_data_types): Ditto.
5650 * print-tree.c (print_node): Ditto.
5651 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5652 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5653 * tree.c (first_field): New fn.
5655 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5658 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5659 even when linking statically, for now.
5661 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5664 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5665 without a cselib val.
5666 (count_uses): Accept MO_VAL_SET with no val on stores.
5667 (add_stores): Likewise.
5669 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5671 * var-tracking.c (check_value_val): Add a compile time assertion.
5672 (dv_is_decl_p): Simplify.
5673 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5674 gcc_assert if ENABLE_CHECKING.
5676 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5679 * var-tracking.c: Include tree-flow.h.
5680 (mem_dies_at_call): New.
5681 (dataflow_set_preserve_mem_locs): Use it.
5682 (dataflow_set_remove_mem_locs): Likewise.
5683 (dump_var): Renamed from dump_variable. Adjust all callers.
5684 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5685 * Makefile.in (var-tracking.o): Adjust deps.
5687 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5689 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5691 2010-01-20 Richard Guenther <rguenther@suse.de>
5693 PR tree-optimization/42717
5694 * tree-ssa-dce.c (get_live_post_dom): Remove.
5695 (forward_edge_to_pdom): Take an arbitrary edge to copy
5696 degenerate PHI args from.
5697 (remove_dead_stmt): Use the first post-dominator even if it
5698 does not contain live statements as redirection destination.
5700 2010-01-20 Richard Guenther <rguenther@suse.de>
5702 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5704 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5706 * sel-sched.c (create_speculation_check): Remove set but not used
5708 (try_transformation_cache): Remove set but not used variable ds.
5709 (calculate_privileged_insns): Remove set but not used variables
5710 cur_insn and min_spec_insn.
5711 (find_best_expr): Remove set but not used variable avail_n.
5712 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5714 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5716 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5717 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5720 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5723 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5724 cpu types. Add support for *-sse3 cpu types.
5725 (x86_64-*-*): Ditto.
5727 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5730 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5731 argument, call initializer_constant_valid_p_1 instead of
5732 initializer_constant_valid_p, pass CACHE to it, return NULL
5733 immediately if first call returns NULL.
5734 (initializer_constant_valid_p_1): New function.
5735 (initializer_constant_valid_p): Use it.
5737 2010-01-20 Thomas Quinot <quinot@adacore.com>
5739 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5741 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5743 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5744 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5745 (loc_list_from_tree): Don't handle unsigned division. Handle
5746 signed modulo using DW_OP_{over,over,div,mul,minus}.
5747 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5748 modulo instead of signed.
5750 2010-01-20 DJ Delorie <dj@redhat.com>
5752 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5754 (h8300_emit_stack_adjustment): Propogate it.
5756 (h8300_expand_prologue): Likewise.
5757 (h8300_expand_epilogue): Likewise.
5759 2010-01-19 Michael Matz <matz@suse.de>
5761 PR tree-optimization/41783
5762 * tree-data-ref.c (toplevel): Include flags.h.
5763 (dump_data_dependence_relation): Also dump the inputs if the
5764 result will be unknown.
5765 (split_constant_offset_1): Look through some conversions.
5766 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5767 the offset from last element is too large.
5768 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5769 (reassociate_to_the_same_stmt): Handle vector registers.
5770 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5772 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5773 wide_prolog_niters argument, emit widening instructions.
5774 (vect_do_peeling_for_alignment): Adjust caller, use widened
5775 variant of the iteration cound.
5776 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5778 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5781 * config/arm/neon-testgen.m (emit_automatics): New parameter
5782 features. Adjust for Fixed_return_reg feature.
5783 (test_intrinsic): Call emit_automatics with new feature.
5784 * config/arm/neon.ml: Update copyright years.
5785 (features): New Fixed_return_reg feature.
5786 (ops): Update feature for Vget_low.
5788 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5790 PR tree-optimization/42719
5791 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5795 * fwprop.c (all_uses_available_at): Return false if def_set dest
5796 is a REG that is used in def_insn.
5798 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5800 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5802 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5805 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5807 * target.h (struct gcc_target) <secondary_reload>: Change type
5808 of last argument to secondary_reload_info *.
5810 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5813 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5814 memory references with unaligned offsets. Remove CQImode handling.
5815 (unaligned_memory_operand): Return 1 for memory references with
5816 unaligned offsets. Remove CQImode handling.
5818 2010-01-18 Richard Guenther <rguenther@suse.de>
5821 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5824 2010-01-18 Richard Guenther <rguenther@suse.de>
5826 PR tree-optimization/42781
5827 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5828 restrict processing only if the original variable was artificial.
5830 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5832 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5833 find number of popped argument bytes.
5835 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5836 Fix the text that describes the return value for invalid insns.
5838 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5840 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5841 Clarify what 'cost of the -dependence' is. Fix quoting.
5843 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5844 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5846 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5848 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5849 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5851 2010-01-17 Richard Guenther <rguenther@suse.de>
5854 * function.c (split_complex_args): Take a VEC to modify.
5855 (assign_parms_augmented_arg_list): Build a VEC instead of
5856 a chain of PARM_DECLs.
5857 (assign_parms_unsplit_complex): Take a VEC of arguments.
5858 Do not fixup unmodified parms.
5859 (assign_parms): Deal with the VEC.
5860 (gimplify_parameters): Likewise.
5862 2010-01-17 Richard Guenther <rguenther@suse.de>
5864 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5865 node existence check.
5866 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5867 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5868 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5869 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5870 (gimple_execute_on_growing_pred): Likewise.
5872 2010-01-17 Richard Guenther <rguenther@suse.de>
5874 PR tree-optimization/42773
5875 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5876 (compute_antic_aux): Likewise.
5877 (compute_partial_antic_aux): Likewise.
5879 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5882 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5885 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5887 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5890 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5891 Fix markup for strict argument.
5893 (TARGET_SCHED_REORDER2): Fix argument types.
5895 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5896 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5898 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5899 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5901 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5904 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5905 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5906 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5907 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5908 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5910 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5912 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5914 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5915 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
5917 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5919 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5922 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5924 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5925 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5927 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5929 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5931 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
5932 referring to it. Fix language.
5934 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
5936 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
5938 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
5940 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
5942 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
5943 '@var{stream}. Remove stray 'and'.
5945 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5947 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5949 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
5951 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5952 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
5954 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
5955 Fix description of return value.
5956 Rename argument "sz" to "len."
5958 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
5959 Clarify meaning of 'true' return value.
5961 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
5963 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
5964 rep_mode versus mode_rep.
5966 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
5968 (TARGET_BUILTIN_DECL): Fix name.
5970 (TARGET_COMMUTATIVE_P): Fix type of first argument.
5972 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
5974 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
5976 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
5978 (TARGET_RELAXED_ORDERING): Use @deftypevr.
5980 (TARGET_GET_DRAP_RTX): Note that this is a hook.
5983 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
5984 Rename argument tm_fn to md_fn.
5986 (TARGET_OPTION_PRINT): Fix argument list.
5988 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
5991 * config/i386/i386.c (ix86_fixup_binary_operands):
5992 Revert FMA4 fixup of operands.
5994 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5997 * Makefile.in (write_entries_to_file, install-plugin):
5998 Use \012 instead of \n with tr.
6000 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6002 * configure.ac (HAVE_AS_REF): New C macro.
6003 * configure: Regenerate.
6004 * config.in: Likewise.
6005 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6007 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6010 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6012 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6014 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6016 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6018 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6020 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6022 (TARGET_BINDS_LOCAL_P): Fix argument type.
6024 (TARGET_ASM_FILE_END): Use prototype.
6026 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6028 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6030 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6032 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6034 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6035 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6037 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6038 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6040 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6041 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6042 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6043 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6045 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6047 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6049 (TARGET_INIT_BUILTINS): Use prototype.
6051 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6052 Put 'const char *' in braces. Fix parameter types.
6053 (TARGET_INVALID_CONVERSION): Fix parameter types.
6054 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
6055 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
6057 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
6060 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6062 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6064 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6066 * doc/tm.texi (TARGET_HELP): Fix return type.
6068 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6069 in braces. Fix argument types.
6071 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6073 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6075 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6077 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6078 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6080 (TARGET_MANGLE_TYPE): Fix argument types.
6082 (TARGET_IRA_COVER_CLASSES): Use prototype.
6084 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6086 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6088 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6090 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6092 (TARGET_CALLEE_COPIES): Fix argument types.
6094 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6096 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6098 (TARGET_FUNCTION_VALUE): Fix argument types.
6100 (TARGET_RETURN_IN_MSB): Fix argument type.
6102 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6104 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6106 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6108 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6109 agree with return type.
6111 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6113 2010-01-15 Jing Yu <jingyu@google.com>
6115 PR rtl-optimization/42691
6116 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6117 a pseudo to a constant and are merged, and adjust comments.
6119 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6121 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6123 2010-01-15 Richard Guenther <rguenther@suse.de>
6126 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6127 labels of computed or non-local gotos to the destination.
6128 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6129 landing pad label is the first label.
6131 2010-01-15 Richard Guenther <rguenther@suse.de>
6133 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6135 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6138 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6139 to allow generation of the xssqrtdp instruction on power7.
6140 (sqrtdf2_fpr): Ditto.
6142 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6145 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6146 functions with noreturn attribute.
6149 * varasm.c (declare_weak): Add weak attribute to decl if it
6150 doesn't have one already.
6151 (assemble_external): Only add decls to weak_decls if they also
6152 have weak attribute.
6154 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6156 * var-tracking.c (var_reg_delete): Don't delete the association
6157 between REGs and values or one-part variables if the register
6160 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6163 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6164 because its first operand is a non-localized variable.
6166 2010-01-14 Martin Jambor <mjambor@suse.cz>
6168 PR tree-optimization/42706
6169 * tree-sra.c (encountered_recursive_call): New variable.
6170 (encountered_unchangable_recursive_call): Likewise.
6171 (sra_initialize): Initialize both new variables.
6172 (callsite_has_enough_arguments_p): New function.
6173 (scan_function): Call decl and flags check only for IPA-SRA, check
6174 whether there is a recursive call and whether it has enough arguments.
6175 (all_callers_have_enough_arguments_p): New function.
6176 (convert_callers): Look for recursive calls only when
6177 encountered_recursive_call is set.
6178 (ipa_early_sra): Bail out either if
6179 !all_callers_have_enough_arguments_p or
6180 encountered_unchangable_recursive_call.
6182 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6184 * sel-sched.c: Add 2010 to copyright years.
6185 * sel-sched-ir.c: Likewise.
6186 * sel-sched-ir.h: Likewise.
6188 2010-01-14 Martin Jambor <mjambor@suse.cz>
6190 PR tree-optimization/42714
6191 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6192 constructors specially.
6194 2010-01-14 Andi Kleen <ak@linux.intel.com>
6196 * config/i386/drivers-i386.c (detect_caches_intel):
6197 Add l2sizekb parameter and fill in.
6198 (host_detect_local_cpu): Add l2sizekb, fill in.
6199 Add Atom small cache heuristic.
6201 2010-01-14 Andi Kleen <ak@linux.intel.com>
6203 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6204 Add level3 parameter and fill in.
6205 (detect_caches_intel): Handle level3 cache.
6207 2010-01-14 Andi Kleen <ak@linux.intel.com>
6209 * config/i386/drivers-i386.c (host_detect_local_cpu):
6210 Fix core duo detection.
6212 2010-01-14 Andi Kleen <ak@linux.intel.com>
6214 * config/i386/drivers-i386.c (host_detect_local_cpu):
6217 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6219 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6220 (rs6000_variable_issue_1): this. Use...
6221 (rs6000_variable_issue): here. Reimplement. Print debug info.
6223 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6225 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6226 sel_restore_notes. Update all callers. Call reemit_notes
6229 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6231 PR rtl-optimization/42246
6232 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6235 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6237 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6238 all successors is the same as number of successors in current region.
6240 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6242 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6243 to rename is not separable. Otherwise check that its LHS is not NULL.
6245 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6247 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6249 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6251 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6252 available registers when failed to discover LHS register class.
6253 Fix indentation. Update comment.
6255 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6256 Alexander Monakov <amonakov@ispras.ru>
6258 PR rtl-optimization/42389
6259 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6261 (advance_state_on_fence): Likewise.
6262 (sel_target_adjust_priority): Print debug output only when
6263 sched_verbose >= 4, not 2.
6264 (get_expr_cost): Do not issue all unique insns on the next cycle.
6265 (fill_insns): Initialize can_issue_more from the value saved
6267 * sel-sched-ir.c (flist_add): New parameter issue_more.
6268 Init FENCE_ISSUE_MORE with it.
6269 (merge_fences): Likewise.
6270 (init_fences): Update call to flist_add.
6271 (add_to_fences, add_clean_fence_to_fences)
6272 (add_dirty_fence_to_fences): Likewise.
6273 (move_fence_to_fences): Update call to merge_fences.
6274 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6276 * sel-sched-ir.h (struct _fence): New field issue_more.
6277 (FENCE_ISSUE_MORE): New accessor macro.
6279 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6281 PR rtl-optimization/42388
6282 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6283 that have no predecessors nor successors. Do not call move_bb_info
6284 for empty blocks outside of current region.
6286 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6288 PR rtl-optimization/42294
6289 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6290 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6291 originators' originators.
6293 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6295 PR rtl-optimization/39453
6296 PR rtl-optimization/42246
6297 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6299 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6301 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6302 Alexander Monakov <amonakov@ispras.ru>
6305 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6306 (maybe_tidy_empty_bb): ... here. Make static. Add new
6307 argument. Update all callers.
6308 (tidy_control_flow): ... and here. Recompute topological order
6309 of basic blocks in region if necessary.
6310 (sel_redirect_edge_and_branch): Change return type. Return true
6311 if topological order might have been invalidated.
6312 (purge_empty_blocks): Export and move from...
6313 * sel-sched.c (purge_empty_blocks): ... here.
6314 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
6315 (maybe_tidy_empty_bb): Delete prototype.
6316 (purge_empty_blocks): Declare.
6318 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6320 PR rtl-optimization/42249
6321 * sel-sched.c (try_replace_dest_reg): When chosen register
6322 and original register is the same, do not bail out early, but
6323 still check all original insns for validity of replacing destination
6324 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
6327 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6330 Port from no-undefined-overflow branch:
6331 2009-03-09 Richard Guenther <rguenther@suse.de>
6333 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
6335 2010-01-14 Richard Guenther <rguenther@suse.de>
6338 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
6340 2010-01-14 Ira Rosen <irar@il.ibm.com>
6342 PR tree-optimization/42709
6343 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
6344 as scalar type in creation of constant vector operand.
6346 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6349 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
6350 (check-parallel-%): Match `testsuite' directory component only
6353 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
6355 PR translation/39521
6356 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
6359 2010-01-13 Richard Guenther <rguenther@suse.de>
6361 PR tree-optimization/42730
6362 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
6365 2010-01-13 Steve Ellcey <sje@cup.hp.com>
6368 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
6369 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
6372 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
6374 * config/bfin/libgcc-bfin.ver: Regenerate based on current
6375 libgcc-std.ver. Add entries for ___smulsi3_highpart and
6376 ___umulsi3_highpart.
6378 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
6379 rather than schedule_insns if the pass is enabled.
6381 2010-01-13 Martin Jambor <mjambor@suse.cz>
6383 PR tree-optimization/42704
6384 * tree-sra.c (sra_modify_assign): Do not delete assignments to
6387 2010-01-13 Martin Jambor <mjambor@suse.cz>
6389 PR tree-optimization/42703
6390 * tree-sra.c (analyze_access_subtree): Check that we can build a
6391 reference to the original data within the aggregate.
6393 2010-01-13 Richard Guenther <rguenther@suse.de>
6395 PR tree-optimization/42705
6396 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6398 2010-01-13 Richard Guenther <rguenther@suse.de>
6401 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
6403 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6406 * var-tracking.c (values_to_unmark): New variable.
6407 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6408 values_to_unmark vector. Moved body to...
6409 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6410 instead queue it into values_to_unmark vector.
6411 (vt_find_locations): Free values_to_unmark vector.
6413 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
6415 * config/s390/s390.c (override_options): Set
6416 default of max-pending-list-length to 256
6418 2010-01-13 Richard Guenther <rguenther@suse.de>
6421 * tree-pass.h (PROP_gimple_lcx): New.
6422 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6423 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6424 before the final cleanup_eh.
6425 (dump_properties): Dump PROP_gimple_lcx.
6426 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6427 (tree_lower_complex_O0): Remove.
6428 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6429 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6430 tree_lower_complex, schedule TODO_update_ssa.
6431 * lto-streamer-out.c (output_function): Stream the functions
6433 * lto-streamer-in.c (input_function): Likewise.
6434 (lto_read_body): Do not override them here.
6436 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6439 * c-typeck.c (build_c_cast): Fold value cast to union type before
6440 wrapping it in a CONSTRUCTOR.
6442 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6444 PR rtl-optimization/42699
6445 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6448 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6450 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6451 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6452 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6453 SUBTARGET_WARN_UNUSED_SPEC): ... here
6454 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6456 2010-01-12 Julian Brown <julian@codesourcery.com>
6458 * config/arm/neon-schedgen.ml (Utils): Don't try to
6459 open missing module.
6460 (find_with_result): New.
6462 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6465 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6466 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6468 PR tree-optimization/42645
6469 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6470 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6471 decl_map, set processing_debug_stmt to -1 and return name without
6474 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6476 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6477 binutils version, and reword target configuration description.
6479 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6481 * config/avr/avr.h (LINKER_NAME): Remove.
6483 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6486 * config/rs6000/rs6000.c (rs6000_override_options): On targets
6487 that support VSX, warn for -mno-altivec if vsx is not disabled,
6490 2010-01-11 Joseph Myers <joseph@codesourcery.com>
6491 Shujing Zhao <pearly.zhao@oracle.com>
6493 PR translation/42469
6494 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
6495 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
6496 character between option name and help text.
6497 * c.opt (imultilib): Likewise.
6499 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
6501 * lto-streamer-out.c (output_unreferenced_globals): Output static
6504 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
6506 PR rtl-optimization/42621
6507 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
6508 optimizing for size.
6509 (duplicate_computed_gotos): Remove now-redundant check.
6511 2010-01-10 Steve Ellcey <sje@cup.hp.com>
6514 * configure.ac: Save and restore LDFLAGS and LIBS
6515 * configure: Regenerate.
6517 2010-01-10 Richard Guenther <rguenther@suse.de>
6520 * builtins.c (fold_builtin_strlen): Add type argument and
6521 convert the resulting length to it.
6522 (fold_builtin_1): Adjust.
6524 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6526 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
6527 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6529 (num_insns_constant_wide): Adjust for that change.
6531 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6534 * web.c (union_defs): Add used argument, to combine uses of
6536 (entry_register): Adjust type and tests of used argument.
6537 (web_main): Widen used for new use. Pass it to union_defs.
6538 * df.h (union_defs): Adjust prototype.
6540 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6543 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6544 uses in new incoming argument. Free body.
6545 (reset_debug_uses_in_loop): New.
6546 (analyze_insn_to_expand_var): Call the latter if the former found
6547 anything. Fix whitespace. Reject invalid dest overlaps before
6548 going through all insns in the loop.
6550 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6553 * haifa-sched.c (dying_use_p): Debug insns don't count.
6555 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6558 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6559 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6560 (verify_gimple_call): Reject LHS in noreturn calls.
6562 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6566 * tree-vect-loop-manip.c (adjust_info): New type.
6567 (adjust_vec): New pointer to vector.
6568 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6569 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6570 (slpeel_update_phis_for_duplicate_loop): Use them.
6571 (slpeel_update_phi_nodes_for_guard1): Likewise.
6572 (slpeel_update_phi_nodes_for_guard2): Likewise.
6573 (slpeel_tree_peel_loop_to_edge): Likewise.
6574 (vect_update_ivs_after_vectorizer): Likewise.
6576 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6578 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6579 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6581 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6583 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6584 bogus uninitialized warning.
6586 2010-01-09 Richard Guenther <rguenther@suse.de>
6589 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6590 the evolution is compatible with the initial condition.
6592 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6594 * gcc.c (process_command): Update copyright notice dates.
6595 * gcov.c (print_version): Likewise.
6596 * gcov-dump.c (print_version): Likewise.
6597 * mips-tfile.c (main): Likewise.
6598 * mips-tdump.c (main): Likewise.
6600 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6603 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6605 (rotlhi3_8): Delete.
6607 (rotlsi3_8): Delete.
6608 (rotlsi3_16): Delete.
6609 (rotlsi3_24): Delete.
6611 (*rotw<mode>3): New.
6612 (*rotb<mode>3): New.
6613 * config/avr/avr.c (avr_rotate_bytes): New function.
6614 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6616 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6619 * configure.ac: Modify -rdynamic check.
6620 * configure: Regenerate.
6622 2010-01-08 DJ Delorie <dj@redhat.com>
6624 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6625 register popping order.
6627 2010-01-08 Richard Guenther <rguenther@suse.de>
6630 * c.opt (fsigned-char): Also let LTO handle this option.
6631 (funsigned-char): Likewise.
6633 2010-01-07 Richard Guenther <rguenther@suse.de>
6635 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6636 (gimple_op): Likewise.
6637 (gimple_op_ptr): Likewise.
6638 (gimple_assign_set_lhs): Remove gcc_assert.
6639 (gimple_assign_set_rhs1): Likewise.
6640 (gimple_assign_set_rhs2): Likewise.
6641 (gimple_call_set_lhs): Likewise.
6642 (gimple_call_set_fn): Likewise.
6643 (gimple_call_set_fndecl): Likewise.
6644 (gimple_call_fndecl): Likewise.
6645 (gimple_call_return_type): Likewise.
6646 (gimple_call_set_chain): Likewise.
6647 (gimple_call_num_args): Likewise.
6648 (gimple_call_set_arg): Likewise.
6649 (gimple_cond_set_code): Likewise.
6650 (gimple_cond_set_lhs): Likewise.
6651 (gimple_cond_set_rhs): Likewise.
6652 (gimple_cond_set_true_label): Likewise.
6653 (gimple_cond_set_false_label): Likewise.
6654 (gimple_label_set_label): Likewise.
6655 (gimple_goto_set_dest): Likewise.
6656 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6657 (gimple_debug_bind_get_value): Likewise.
6658 (gimple_debug_bind_get_value_ptr): Likewise.
6659 (gimple_debug_bind_set_var): Likewise.
6660 (gimple_debug_bind_set_value): Likewise.
6661 (gimple_debug_bind_reset_value): Likewise.
6662 (gimple_debug_bind_has_value_p): Likewise.
6663 (gimple_return_retval_ptr): Remove gcc_assert.
6664 (gimple_return_retval): Likewise.
6665 (gimple_return_set_retval): Likewise.
6666 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6667 (safe_referenced_var_iterator): Remove.
6668 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6669 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6670 (fill_referenced_var_vec): Remove.
6671 (first_readonly_imm_use): Remove redundant gcc_assert.
6672 (phi_arg_index_from_use): Combine gcc_asserts.
6673 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6674 (first_imm_use_stmt): Remove redundant gcc_assert.
6675 * tree-cfg.c (verify_gimple_call): Verify function and chain
6676 operands. Verify arguments.
6677 (verify_types_in_gimple_stmt): Verify condition code and labels.
6679 2010-01-07 Richard Guenther <rguenther@suse.de>
6681 PR tree-optimization/42641
6682 * sese.c (rename_map_elt_info): Use the SSA name version, do
6685 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6687 PR tree-optimization/42625
6688 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6689 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6691 2010-01-07 Duncan Sands <baldrick@free.fr>
6693 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6695 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6698 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6699 note itself is not function_invariant_p.
6701 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6703 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6704 Do not add the DF_NOTE problem.
6705 * store-motion.c (execute_rtl_store_motion): Likewise.
6707 2010-01-07 Martin Jambor <mjambor@suse.cz>
6709 PR tree-optimization/42157
6710 * tree-sra.c (compare_access_positions): Stabilize sort if both
6711 accesses have integer types, return zero immediately if they are the
6714 2010-01-06 Richard Henderson <rth@redhat.com>
6717 * haifa-sched.c (add_to_note_list): Merge into ...
6718 (concat_note_lists): ... here, and ...
6719 (unlink_other_notes, rm_other_notes): Merge into...
6720 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6721 NOTE_INSN_EPILOGUE_BEG.
6723 2010-01-06 Richard Guenther <rguenther@suse.de>
6725 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6726 not inline regular functions into always-inline functions.
6728 2010-01-06 Nick Clifton <nickc@redhat.com>
6730 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6731 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6733 (OVERRIDE_OPTIONS): Delete.
6734 (OPTIMIZATION_OPTIONS): Define.
6735 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6736 * config/rx/rx.c (rx_handle_option): Issue an error message if
6737 -mcpu=rx200 and -fpu are used together.
6738 (rx_set_optimization_options): New function. Issue an error
6739 message if an optimization attribute attempts to reset the FPU/
6740 math optimization pairing.
6741 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6742 * config/rx/rx.opt: Set the default to 32-bit doubles.
6743 * config/rx/t-rx: Add multilibs for -nofpu option.
6744 * doc/invoke.texi: Update documentation of RX options.
6746 2010-01-06 Richard Guenther <rguenther@suse.de>
6748 * tree-ssa-pre.c (name_to_id): New global.
6749 (alloc_expression_id): Simplify SSA name handling.
6750 (lookup_expression_id): Likewise.
6751 (init_pre): Zero name_to_id.
6752 (fini_pre): Free it.
6754 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6756 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6758 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6761 * config/i386/sse.md (smaxv2di3): New.
6762 (umaxv2di3): Likewise.
6763 (sminv2di3): Likewise.
6764 (uminv2di3): Likewise.
6766 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6769 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6770 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6771 (legitimize_tls_address): Likewise.
6772 (sparc_tls_referenced_p): Likewise.
6773 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6774 and adjust calls to legitimize_pic_address.
6775 (legitimate_constant_p) Use sparc_tls_referenced_p.
6776 (legitimate_pic_operand_p): Likewise.
6777 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6778 (sparc_tls_symbol_ref_1): Delete.
6779 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6780 (legitimize_tls_address): Make static, handle CONST patterns.
6781 (legitimize_pic_address): Make static, remove unused parameter and
6782 adjust recursive calls.
6783 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6784 and adjust call to legitimize_pic_address.
6785 (sparc_output_mi_thunk): Likewise.
6787 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6788 H.J. Lu <hongjiu.lu@intel.com>
6791 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6792 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6793 operands to make them signed.
6796 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6799 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6800 GTU to GT for V4SI and V2DI.
6802 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6803 (umin<mode>3): Removed.
6805 (uminv4si3): Likewise.
6807 2010-01-05 Martin Jambor <mjambor@suse.cz>
6809 PR tree-optimization/42462
6810 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6811 current_function_decl to helper functions and macros.
6813 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6816 * flags.h: Don't include real.h.
6817 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6818 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6819 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6820 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6821 * dominance.c: Update copyright.
6822 * gimple.c (walk_gimple_op): Remove inline.
6823 * tree-ssa-reassoc.c: Include real.h.
6824 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6825 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6827 2010-01-05 Nick Clifton <nickc@redhat.com>
6829 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6830 register to push into the stack frame when the accumulator has to
6831 be saved during interrupts.
6833 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6835 * doc/invoke.texi: Remove the documentation about option
6837 * common.opt (Wunreachable-code): Preserved for backward
6839 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6840 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6841 the backward compatibility flag section.
6843 2010-01-05 Richard Guenther <rguenther@suse.de>
6845 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6847 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6850 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6852 PR tree-optimization/42508
6853 * tree-sra.c (convert_callers): Check for recursive call
6854 by comparing cgraph nodes instead of decls.
6855 (modify_function): Call ipa_modify_formal_parameters also
6856 on all same_body aliases.
6858 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6859 cgraph nodes when checking for same_body aliases.
6861 2010-01-05 Richard Guenther <rguenther@suse.de>
6863 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6864 allocation and lookup.
6865 (get_or_alloc_expr_for_constant): Likewise.
6866 (phi_translate): Sink allocation.
6868 2010-01-04 Richard Guenther <rguenther@suse.de>
6870 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6871 a new entry only if needed.
6872 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6873 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6875 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6877 (phi_translate): Handle CONSTANTs early.
6879 2010-01-04 Martin Jambor <mjambor@suse.cz>
6881 PR tree-optimization/42398
6882 * tree-sra.c (struct access): Removed flag grp_different_types.
6883 (dump_access): Do not dump the removed flag.
6884 (sort_and_splice_var_accesses): Do not set the removed flag.
6885 (sra_modify_expr): Check for type compatibility directly.
6887 2010-01-04 Martin Jambor <mjambor@suse.cz>
6889 PR tree-optimization/42366
6890 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6891 edges with variable number of parameters.
6892 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6893 flag instead of asserting it.
6894 (ipa_read_node_info): Read uses_analysis_done flag.
6896 2010-01-04 Richard Guenther <rguenther@suse.de>
6898 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6899 iterative_hash_* as intended.
6900 (vn_reference_compute_hash): Likewise. Simplify hashing
6902 (vn_reference_lookup_2): Likewise.
6903 (vn_nary_op_compute_hash): Likewise.
6904 (vn_phi_compute_hash): Likewise.
6905 (expressions_equal_p): Remove strange code.
6906 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6907 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6908 (bitmap_insert_into_set_1): Take value-id as parameter.
6909 (add_to_value): Pass it.
6910 (bitmap_insert_into_set): Likewise.
6911 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6913 2010-01-04 Jakub Jelinek <jakub@redhat.com>
6916 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
6917 (do_self_spec): For switches with SWITCH_IGNORE set set also
6918 SWITCH_IGNORE_PERMANENTLY.
6919 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6922 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6924 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6925 tree of an unreferenced global var.
6927 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6930 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6931 GTU to GT for V4SI and V2DI.
6933 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6934 (umin<mode>3): Removed.
6936 (uminv4si3): Likewise.
6938 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6941 * collect2.c (main): Turn on trace in collect2 if -v is passed
6944 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6946 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6947 description of expression operand.
6949 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
6951 * configure.ac: Add install-html to target_list for Make-hooks.
6952 * configure: Regenerate.
6953 * fortran/Make-lang.in (F95_HTMLFILES): New.
6954 (fortran.html): Use it.
6955 (fortran.install-html): New.
6956 * Makefile.in (install-html): Add lang.install-html.
6957 * java/Make-lang.in (JAVA_HTMLFILES): New.
6958 (java.html): Use it.
6959 (java.install-html): New.
6960 * objc/Make-lang.in (objc.install-html): New.
6961 * objcp/Make-lang.in (obj-c++.install-html): New.
6962 * cp/Make-lang.in (c++.install-html): New.
6963 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
6964 * lto/Make-lang.in (lto.install-html): New.
6966 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6969 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
6971 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
6973 PR rtl-optimization/41862
6974 * store-motion.c (store_killed_in_insn, compute_store_table,
6975 remove_reachable_equiv_notes, replace_store_insn,
6976 build_store_vectors): Ignore all DEBUG_INSNs.
6978 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6981 * common.opt: Add dumpdir.
6983 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
6985 (option_map): Add --dumpdir.
6987 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
6989 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
6991 * opts.c (decode_options): Try dump_dir_name first if
6992 dump_base_name isn't an absolute path.
6993 (common_handle_option): Handle OPT_dumpdir.
6995 * toplev.c (dump_dir_name): New.
6996 (print_switch_values): Also ignore -dumpdir.
6998 * toplev.h (dump_dir_name): New.
7000 2010-01-03 Richard Guenther <rguenther@suse.de>
7002 PR tree-optimization/42589
7003 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7004 double-word expansion of bswap32.
7006 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7008 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7009 with BLOCK_FOR_INSN.
7010 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7011 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7012 noce_process_if_block): Likewise.
7013 * gcse.c (compute_local_properties, insert_expr_in_table,
7014 insert_set_in_table, canon_list_insert, find_avail_set,
7015 pre_insert_copy_insn): Likewise.
7017 * basic-block.h (BLOCK_NUM): Move from here...
7018 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7020 2010-01-03 Richard Guenther <rguenther@suse.de>
7022 PR tree-optimization/42438
7023 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7024 contains_may_not_return_call flag.
7025 (BB_MAY_NOTRETURN): New.
7026 (valid_in_sets): Trapping nary operations are not valid
7027 in blocks that may not return.
7028 (insert_into_preds_of_block): Remove check for trapping expressions.
7029 (compute_avail): Compute also BB_MAY_NOTRETURN.
7031 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7033 * doc/invoke.texi: Add 2010 to copyright years.
7035 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7037 * config/sparc/sparc.c: Fix formatting nits.
7039 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7040 Alexander Monakov <amonakov@ispras.ru>
7042 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7044 2010-01-02 Richard Guenther <rguenther@suse.de>
7047 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7048 (simplify_switch_using_ranges): Mark to be removed edges
7051 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7053 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7055 * collect2.c (scan_libraries): Add missing argument in call to
7058 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
7061 * config/alpha/predicates.md (aligned_memory_operand): Return false
7063 (unaligned_memory_operand): Return true for CQImode.
7064 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7065 doesn not cross aligned SImode word boundary.
7067 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7069 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7071 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7072 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7074 2010-01-02 Richard Guenther <rguenther@suse.de>
7077 * toplev.c (compile_file): Emit LTO marker properly. Change
7079 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7081 2010-01-01 Richard Guenther <rguenther@suse.de>
7084 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7086 2010-01-01 Richard Guenther <rguenther@suse.de>
7089 * c-decl.c (grokdeclarator): For zero-size arrays force
7090 structural equality checks as layout_type does.
7092 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7094 * builtins.c: Update copyright to 2010.
7096 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7099 * lto-streamer-out.c (produce_asm): Revert the last change.
7100 (copy_function): Likewise.
7102 * lto-streamer.c (lto_get_section_name): Skip any leading
7105 2010-01-01 Richard Guenther <rguenther@suse.de>
7108 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7112 Copyright (C) 2010 Free Software Foundation, Inc.
7114 Copying and distribution of this file, with or without modification,
7115 are permitted in any medium without royalty provided the copyright
7116 notice and this notice are preserved.