1 2010-04-22 David Edelsohn <edelsohn@gnu.org>
3 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
5 2010-04-22 Ira Rosen <irar@il.ibm.com>
7 PR tree-optimization/43842
8 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
9 loop unrolling in update of exit phis. Fix comment.
10 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
11 least two reduction statements in the loop before starting SLP
14 2010-04-22 Nick Clifton <nickc@redhat.com>
16 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
18 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
20 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
23 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
25 * tree-parloops.c (loop_parallel_p): New argument
26 parloop_obstack. Pass it down.
27 (parallelize_loops): New variable parloop_obstack. Initialize it,
28 pass it down, free it.
30 * tree-loop-linear.c (linear_transform_loops): Pass down
33 * tree-data-ref.h (lambda_compute_access_matrices): New argument
34 of type struct obstack *.
36 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
37 scratch_obstack. Initialize it, pass down, free it.
39 * lambda.h (lambda_loop_new): Remove.
40 (lambda_matrix_new, lambda_matrix_inverse)
41 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
42 argument of type struct obstack *.
44 * lambda-trans.c (lambda_trans_matrix_new): New argument
45 lambda_obstack. Pass it down, use obstack allocation for ret.
46 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
49 * lambda-mat.c (lambda_matrix_get_column)
50 (lambda_matrix_project_to_null): Remove.
51 (lambda_matrix_new): New argument lambda_obstack. Use obstack
53 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
56 * lambda-code.c (lambda_loop_new): New function.
57 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
58 (lambda_compute_auxillary_space, lambda_compute_target_space)
59 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
60 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
61 (build_access_matrix): New argument lambda_obstack. Use obstack
63 (lambda_compute_step_signs, lambda_compute_access_matrices): New
64 argument lambda_obstack. Pass it down.
66 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
68 * optabs.h (expand_widening_mult): Declare.
70 2010-04-22 Richard Guenther <rguenther@suse.de>
72 PR tree-optimization/43845
73 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
74 lookup the CALL_EXPR function and arguments.
76 2010-04-22 Nick Clifton <nickc@redhat.com>
78 * config/stormy16/stormy16.c
79 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
80 * config/stormy16/stormy16.h: Tidy up formatting.
81 (DONT_USE_BUILTIN_SETJMP): Remove definition.
82 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
83 (ineqbranchsi): Delete pattern.
84 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
85 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
86 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
87 stormy16-lib2-ucmpsi2.c.
89 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
91 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
92 df_simulate_find_noclobber_defs as appropriate. Keep track of an
93 extra set merge_set_noclobber, and use it to relax the final test
95 * df.h (df_simulate_find_noclobber_defs): Declare.
96 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
98 (df_simulate_find_noclobber_defs): New function.
100 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
102 * config/i386/i386.md: Use {} around multi-line preparation statements.
104 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
106 * c-tree.h (push_init_level, pop_init_level, set_init_index)
107 (process_init_element): New argument of type struct obstack *.
109 * c-typeck.c (push_init_level, pop_init_level, set_designator)
110 (set_init_index, set_init_label, set_nonincremental_init)
111 (set_nonincremental_init_from_string, find_init_member)
112 (output_init_element, output_pending_init_elements)
113 (process_init_element): New argument braced_init_obstack. Pass it
115 (push_range_stack, add_pending_init): New argument
116 braced_init_obstack. Use obstack allocation.
118 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
119 braced_init_obstack. Pass it down.
120 (c_parser_braced_init): New variables ret, braced_init_obstack.
121 Initialize obstack, pass it down and finally free it.
123 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
126 * tree-pass.h (pass_optimize_widening_mul): Declare.
127 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
128 gate_optimize_widening_mul): New static functions.
129 (pass_optimize_widening_mul): New.
130 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New
132 <case MULT_EXPR>: Remove support for widening multiplies.
133 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
134 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
135 simplify_gen_unary rather than directly building extensions.
136 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
138 * expmed.c (expand_widening_mult): New function.
139 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
141 2010-04-21 Jan Hubicka <jh@suse.cz>
143 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
144 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
145 * lto-wpa-fixup.c: Remove.
146 * Makefile.in (lto-wpa-fixup.o): Remove.
147 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
148 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
149 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
151 2010-04-21 Jan Hubicka <jh@suse.cz>
153 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
154 add write_optimization_summary, read_optimization_summary.
155 (ipa_write_summaries_of_cgraph_node_set): Remove.
156 (ipa_write_optimization_summaries): Declare.
157 (ipa_read_optimization_summaries): Declare.
158 * ipa-cp.c (pass_ipa_cp): Update.
159 * ipa-reference.c (pass_ipa_reference): Update.
160 * ipa-pure-const.c (pass_ipa_pure_const): Update.
161 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
163 * ipa-inline.c (pass_ipa_inline): Update.
164 * ipa.c (pass_ipa_whole_program): Update.
165 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
166 * passes.c (ipa_write_summaries_1): Do not test wpa.
167 (ipa_write_optimization_summaries_1): New.
168 (ipa_write_optimization_summaries): New.
169 (ipa_read_summaries): Do not test ltrans.
170 (ipa_read_optimization_summaries_1): New.
171 (ipa_read_optimization_summaries): New.
173 2010-04-21 Jan Hubicka <jh@suse.cz>
175 * lto-cgraph.c (lto_output_node): Do not output comdat groups
177 (output_cgraph): Do not arrange comdat groups for boundary nodes.
179 2010-04-21 Jakub Jelinek <jakub@redhat.com>
182 * dwarf2out.c (add_name_and_src_coords_attributes): Add
183 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
185 2010-04-21 Jan Hubicka <jh@suse.cz>
187 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
189 2010-04-21 Jan Hubicka <jh@suse.cz>
191 * varpool.c (decide_is_variable_needed): Variable is always needed
194 2010-04-21 Jan Hubicka <jh@suse.cz>
196 * opts.c (decode_options): Enable pure-const pass for whopr.
198 2010-04-21 Jan Hubicka <jh@suse.cz>
200 * cgraph.c (dump_cgraph_node): Dump also assembler name.
201 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
203 (cgraph_decide_inlining): Do not expect callee to be removed in all
206 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
208 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
210 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
212 * config/i386/i386.md (x86_shrd): Add athlon_decode and
213 amdfam10_decode attributes.
215 2010-04-21 Jakub Jelinek <jakub@redhat.com>
218 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
219 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
220 (lower_copyprivate_clauses): Use private var in outer
221 context instead of original var. Make sure the types
222 are correct for VLAs.
224 2010-04-21 Richard Guenther <rguenther@suse.de>
226 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
227 to non-pointer objects.
229 2010-04-21 Jakub Jelinek <jakub@redhat.com>
231 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
232 last chain entry if it starts with the still current label.
233 (add_location_or_const_value_attribute): Check that
234 loc_list->first->next is NULL instead of comparing ->first with ->last.
235 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
236 to add_var_loc_to_decl.
238 * dwarf2out.c (output_call_frame_info): For dw_cie_version
239 >= 4 add also address size and segment size fields into CIE header.
241 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
242 long as address size is the same as sizeof (void *) and
244 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
245 address size or segment size is unexpected, return DW_EH_PE_omit.
246 (classify_object_over_fdes): If get_cie_encoding returned
247 DW_EH_PE_omit, return -1.
248 (init_object): If classify_object_over_fdes returned -1,
249 pretend there were no FDEs at all.
251 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
253 * config/i386/i386.md (bswap<mode>2): Macroize expander from
254 bswap{si,di}2 using SWI48 mode iterator.
255 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
256 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
257 set modrm attribute of bswap insn to 0 and remove length attribute.
258 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
259 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
260 set mode attribute to <MODE> and remove length attribute.
262 2010-04-20 James E. Wilson <wilson@codesourcery.com>
264 PR rtl-optimization/43520
265 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
266 zero available registers.
268 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
270 * builtins.c (fold_builtin_cproj): Fold more cases.
272 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
274 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
275 (fold_builtin_1): Fold builtin cproj.
276 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
277 Use ATTR_CONST_NOTHROW_LIST.
279 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
281 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
282 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
283 ffsi2_no_cmove for !TARGET_CMOVE.
284 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
285 (ffssi2): Remove expander.
286 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
288 (ctz<mode>2): Ditto from ctz{si,di}2.
289 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
291 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
294 2010-04-20 Jakub Jelinek <jakub@redhat.com>
296 * dwarf2out.c (AT_linkage_name): Define.
297 (clone_as_declaration): Handle DW_AT_linkage_name.
298 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
299 of DW_AT_MIPS_linkage_name.
300 (move_linkage_attr): Likewise.
301 (dwarf2out_finish): Likewise.
303 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
306 * fold-const.c (fold_comparison): New folding rule.
308 2010-04-20 Anatoly Sokolov <aesok@post.ru>
310 * double-int.h (double_int_setbit): Declare.
311 * double-int.c (double_int_setbit): New function.
312 * rtl.h (immed_double_int_const): Declare.
313 * emit-rtl.c (immed_double_int_const): New function.
314 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
315 and immed_double_int_const functions.
316 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
317 expand_copysign_bit): (Ditto.).
318 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
319 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
320 * dojump.c (prefer_and_bit_test): (Ditto.).
321 * expr.c (convert_modes, reduce_to_bit_field_precision,
322 const_vector_from_tree): (Ditto.).
323 * expmed.c (mask_rtx, lshift_value): (Ditto.).
325 2010-04-20 Jan Hubicka <jh@suse.cz>
327 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
328 (dump_cgraph_node): Dump new flags.
329 * cgraph.h (struct cgraph_node): Add flags
330 reachable_from_other_partition and in_other_partition.
331 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
332 other partition can not be removed.
333 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
334 the other partition must be output; silence sanity checking on
335 leaking functions bodies from other paritition.
336 * lto-cgraph.c (reachable_from_other_partition_p): New function.
337 (lto_output_node): Output new flags; do not sanity check that inline
338 clones are output; drop lto_forced_extern_inline_p code; do not mock
339 visibility flags at partition boundaries.
340 (add_node_to): New function.
341 (output_cgraph): Use it to sort functions so masters appear before
343 (input_overwrite_node): Input new flags.
344 * passes.c (ipa_write_summaries): Do not call
345 lto_new_extern_inline_states.
346 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
347 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
348 lto_forced_extern_inline_p): Kill.
349 * lto-streamer.h (lto_new_extern_inline_states,
350 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
351 lto_forced_extern_inline_p): Kill.
353 2010-04-20 Richard Guenther <rguenther@suse.de>
355 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
356 from vars that can have pointers.
357 (process_constraint): Dump useless constraints.
359 2010-04-20 Richard Guenther <rguenther@suse.de>
361 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
362 (dump_sa_points_to_info): Remove asserts.
363 (init_base_vars): nothing_id isn't an escape point nor does it
366 2010-04-20 Jakub Jelinek <jakub@redhat.com>
368 * tree.h (TYPE_REF_IS_RVALUE): Define.
369 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
370 should_move_die_to_comdat, prune_unused_types_walk): Handle
371 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
372 (modified_type_die, gen_reference_type_die): Emit
373 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
374 if TYPE_REF_IS_RVALUE and -gdwarf-4.
376 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
379 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
380 calls for -fpic -m31 if they have been sibcall optimized.
382 2010-04-19 James E. Wilson <wilson@codesourcery.com>
384 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
385 ar.lc fixed and call-used.
387 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
389 2010-04-19 Jan Hubicka <jh@suse.cz>
391 * opts.c (decode_options): Disable whpr incompatible passes.
392 * lto/lto.c (lto_1_to_1_map): Skip clones.
393 (read_cgraph_and_symbols): Do not mark everything as needed.
394 (do_whole_program_analysis): Do map only after optimizing;
395 set proper cgraph_state; use passmanager.
397 2010-04-19 DJ Delorie <dj@redhat.com>
399 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
400 POINTER_PLUS_EXPR and fix them.
402 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
404 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
405 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
406 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
407 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
408 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
409 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
410 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
411 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
412 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
413 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
414 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
416 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
418 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
419 (check_cond_move_block): Likewise.
420 (cond_move_process_if_block): Likewise.
421 (noce_find_if_block): Improve formatting.
422 (find_if_header): Pass 0 to memset and tweak conditions.
423 (cond_exec_find_if_block): Fix long lines and tweak conditions.
425 2010-04-19 Jakub Jelinek <jakub@redhat.com>
427 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
431 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
432 with non-local decl doesn't need chain.
434 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
436 * ira-color.c (allocno_reload_assign): Avoid accumulating
437 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
439 2010-04-19 Martin Jambor <mjambor@suse.cz>
441 * gimple.h (create_tmp_reg): Declare.
442 * gimplify.c (create_tmp_reg): New function.
443 (gimplify_return_expr): Use create_tmp_reg.
444 (gimplify_omp_atomic): Likewise.
445 (gimple_regimplify_operands): Likewise.
446 * tree-dfa.c (make_rename_temp): Likewise.
447 * tree-predcom.c (predcom_tmp_var): Likewise.
448 (reassociate_to_the_same_stmt): Likewise.
449 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
450 (get_replaced_param_substitute): Likewise.
451 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
452 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
453 * tree-ssa-pre.c (get_representative_for): Likewise.
454 (create_expression_by_pieces): Likewise.
455 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
456 (create_tailcall_accumulator): Likewise.
458 2010-04-19 Martin Jambor <mjambor@suse.cz>
460 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
462 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
464 2010-04-19 Richard Guenther <rguenther@suse.de>
466 PR tree-optimization/43796
467 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
468 from SCEV in the lattice.
469 (vrp_visit_phi_node): Dump change.
471 2010-04-19 Richard Guenther <rguenther@suse.de>
473 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
474 * configure: Re-generated.
476 2010-04-19 Richard Guenther <rguenther@suse.de>
478 PR tree-optimization/43783
479 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
480 constant ARRAY_REF operands two and three if possible.
482 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
485 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
487 2010-04-19 Jie Zhang <jie@codesourcery.com>
490 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
492 2010-04-19 Ira Rosen <irar@il.ibm.com>
494 PR tree-optimization/37027
495 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
496 and macro to access it.
497 (vectorizable_reduction): Add argument.
498 (vect_get_slp_defs): Likewise.
499 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
500 statements for possible use in SLP.
501 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
502 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
503 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
505 (vectorizable_reduction): Likewise.
506 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
508 (vectorizable_type_demotion, vectorizable_type_promotion,
509 vectorizable_store): Likewise.
510 (vect_analyze_stmt): Update call to vectorizable_reduction.
511 (vect_transform_stmt): Likewise.
512 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
513 (vect_build_slp_tree): Fix indentation. Check that there are no loads
514 from different interleaving chains in same node.
515 (vect_slp_rearrange_stmts): New function.
516 (vect_supported_load_permutation_p): Allow load permutations for
517 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
518 inside SLP nodes if necessary.
519 (vect_analyze_slp_instance): Handle reductions.
520 (vect_analyze_slp): Try to build SLP instances originating from groups
522 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
523 (vect_get_constant_vectors): Create initial vectors for reductions
524 according to reduction code. Add new argument.
525 (vect_get_slp_defs): Add new argument, pass it to
526 vect_get_constant_vectors.
527 (vect_schedule_slp_instance): Remove SLP tree root statements.
529 2010-04-19 Jakub Jelinek <jakub@redhat.com>
531 * tree.h (ENUM_IS_SCOPED): Define.
532 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
533 for ENUM_IS_SCOPED enums.
535 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
537 * fold-const.c (fold_comparison): Use ssizetype.
538 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
539 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
540 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
541 * tree-object-size.c (compute_object_sizes): Use size_type_node.
543 * tree.h (initialize_sizetypes): Remove parameter.
544 (build_common_tree_nodes): Remove second parameter.
545 * stor-layout.c (initialize_sizetypes): Remove parameter.
546 Always create an unsigned type.
547 (set_sizetype): Assert that the passed type is unsigned and simplify.
548 * tree.c (build_common_tree_nodes): Remove second parameter.
549 Adjust call to initialize_sizetypes.
550 * c-decl.c (c_init_decl_processing): Remove second argument in call to
551 build_common_tree_nodes.
553 2010-04-18 Matthias Klose <doko@ubuntu.com>
555 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
557 2010-04-18 Ira Rosen <irar@il.ibm.com>
559 PR tree-optimization/43771
560 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
561 load permutation doesn't have gaps.
563 2010-04-18 Jan Hubicka <jh@suse.cz>
565 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
566 (sse_prologue_save_insn expander): Use new pattern.
567 (sse_prologue_save_insn1): New pattern and splitter.
568 (sse_prologue_save_insn): Update to deal also with 64bit aligned
570 * i386.c (setup_incoming_varargs_64): Do not compute jump
572 (ix86_gimplify_va_arg): Update alignment needed.
573 (ix86_local_alignment): Do not align all local arrays to 128bit.
575 2010-04-17 Jan Hubicka <jh@suse.cz>
577 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
579 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
581 * arm.md (negdi2): Remove redundant code to force values into a
584 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
586 * arm/bpabi.S: Add EABI alignment attributes to objects.
587 * arm/bpabi-v6m.S: Likewise.
588 * arm/crti.asm: Likewise.
589 * arm/crtn.asm: Likewise.
590 * arm/lib1funcs.asm: Likewise.
591 * arm/libunwind.S: Likewise.
593 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
595 * arm-protos.h (tune_params): New structure.
596 * arm.c (current_tune): New variable.
597 (arm_constant_limit): Delete.
598 (struct processors): Add pointer to the tune parameters.
599 (arm_slowmul_tune): New tuning option.
600 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
601 (all_cores): Adjust to pick up the tuning model.
602 (arm_constant_limit): New function.
603 (arm_override_options): Select the appropriate tuning model. Delete
604 initialization of arm_const_limit.
605 (arm_split_constant): Use the new constant-limit model.
606 (arm_rtx_costs): Pick up the current tuning model.
607 * arm.md (is_strongarm, is_xscale): Delete.
608 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
609 for Xscale variant architectures.
610 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
612 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
614 * config/arm/arm.c (arm_gen_constant): Remove unused variable
616 (arm_rtx_costs_1): Remove unused variable extra_cost.
617 (arm_unwind_emit_set): Use variable offset.
618 (thumb1_output_casesi): Remove unused variable flags.
620 2010-04-16 Jeff Law <law@redhat.com>
622 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
623 needing assignment rather than doing a two-phase assignment. Remove
626 2010-04-16 Jakub Jelinek <jakub@redhat.com>
629 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
631 2010-04-16 Doug Kwan <dougkwan@google.com>
633 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
634 (next_operand_entry_id): New static variable.
635 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
636 (add_to_ops_vec): Assigned unique ID to operand entry.
637 (struct oecount_s): New field ID.
638 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
639 (undistribute_ops_list): Assign unique IDs to oecounts.
640 (init_reassoc): reset next_operand_entry_id.
642 2010-04-16 Doug Kwan <dougkwan@google.com>
644 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
645 missing left parenthesis.
647 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
649 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
650 *btdi_rex64 using SWI48 mode iterator.
651 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
652 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
653 *jcc_btdi_mask_rex64.
655 2010-04-16 Anatoly Sokolov <aesok@post.ru>
657 * double-int.h (tree_to_double_int): Convert to macro.
658 * double-int.c (tree_to_double_int): Remove.
660 2010-04-16 Jakub Jelinek <jakub@redhat.com>
663 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
664 with want_address 2 and in case a single element list might be
665 possible, call it again with want_address 0.
667 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
669 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
670 case 'W' print operands for HI mode.
671 * config/h8300/h8300.h (Y0, Y2) : New constraints.
672 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
673 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
674 * config/h8300/predicate.md (bit_register_indirect_operand): New.
676 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
678 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
679 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
680 #xx:3 and #xx:4 mode.
682 * config/h8300/h8300.md (inverted load with HImode dest): Add
685 * config/h8300/predicate.md (bit_operand): Allow immediate values that
686 satisfy 'U' constraint.
688 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
690 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
691 * configure: Regenerate.
692 * config.in: Regenerate.
693 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
696 2010-04-16 Richard Guenther <rguenther@suse.de>
698 * tree.h (struct tree_decl_minimal): Move pt_uid ...
699 (struct tree_decl_common): ... here.
700 (DECL_PT_UID): Adjust.
701 (SET_DECL_PT_UID): Likewise.
702 (DECL_PT_UID_SET_P): Likewise.
704 2010-04-16 Richard Guenther <rguenther@suse.de>
706 PR tree-optimization/43572
707 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
708 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
709 * tree-flow.h (is_call_clobbered): Remove.
710 * tree-flow-inline.h (is_call_clobbered): Likewise.
711 * tree-dfa.c (dump_variable): Do not dump call clobber state.
712 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
713 (execute_return_slot_opt): Adjust.
714 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
715 check for call clobbered vars here.
716 (find_tail_calls): Move tailcall verification to the
719 2010-04-16 Diego Novillo <dnovillo@google.com>
721 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
723 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
726 * config/arm/arm.md (cbranchqi4): New pattern.
727 * config/arm/predicates.md (const0_operand,
728 cbranchqi4_comparison_operator): New predicates.
730 2010-04-16 Richard Guenther <rguenther@suse.de>
732 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
733 (dump_gimple_stmt): Likewise.
735 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
737 * recog.h (struct recog_data): New field is_operator.
738 (struct insn_operand_data): New field is_operator.
739 * recog.c (extract_insn): Set recog_data.is_operator.
740 * genoutput.c (output_operand_data): Emit code to set the
742 * reload.c (find_reloads): Use it rather than testing for an
743 empty constraint string.
746 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
747 If the previous insn is a cbranchsi4_insn with the same arguments,
748 omit the compare instruction.
750 * config/arm/arm.md (addsi3_cbranch): If destination is a high
751 register, inputs must be low registers and we need a low register
752 scratch. Handle alternative 2 like alternative 3.
754 2010-04-16 Jakub Jelinek <jakub@redhat.com>
756 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
757 don't call get_addr on both. If one expression is a VALUE and
758 the other a REG, check VALUE's locs if the REG isn't among them.
760 2010-04-16 Christian Bruel <christian.bruel@st.com>
762 * config/sh/sh.h (sh_frame_pointer_required): New function.
763 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
764 (flag_omit_frame_pointer) Set.
765 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
766 (rounded_frame_size): Adjust size with outgoing_args_size.
767 (sh_set_return_address): Must return from stack pointer.
768 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
769 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
770 (ACCUMULATE_OUTGOING_ARGS): Define.
771 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
772 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
774 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
777 * config/sh/sh.c (sh_legitimize_reload_address): Use
778 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
779 Remove a unneeded check for offset_base.
781 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
783 * configure: Regenerated.
785 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
787 * config/s390/s390.c (s390_call_save_register_used): Switch back
790 2010-04-15 Richard Guenther <rguenther@suse.de>
792 * alias.c (alias_set_subset_of): Handle alias-set zero
795 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
796 Julian Brown <julian@codesourcery.com>
798 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
799 alternatives according to use of high and low regs.
800 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
801 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
802 optimizing for size on Thumb-2.
804 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
806 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
808 2010-04-15 Richard Guenther <rguenther@suse.de>
810 * tree-ssa-structalias.c (struct variable_info): Add
812 (new_var_info): Initialize it.
813 (dump_constraints): Support printing last added constraints.
814 (debug_constraints): Adjust.
815 (dump_constraint_graph): Likewise.
816 (make_heapvar_for): Check for NULL cfun.
817 (get_function_part_constraint): New function.
818 (get_fi_for_callee): Likewise.
819 (find_func_aliases): Properly implement IPA PTA constraints.
820 (process_ipa_clobber): New function.
821 (find_func_clobbers): Likewise.
822 (insert_into_field_list_sorted): Remove.
823 (create_function_info_for): Properly allocate vars for IPA mode.
824 Do not use insert_into_field_list_sorted.
825 (create_variable_info_for): Properly generate constraints for
826 global vars in IPA mode.
827 (dump_solution_for_var): Always dump the solution.
828 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
829 (find_what_var_points_to): Adjust.
830 (pt_solution_set): Change.
831 (pt_solution_ior_into): New function.
832 (pt_solution_empty_p): Export.
833 (pt_solution_includes_global): Adjust.
834 (pt_solution_includes_1): Likewise.
835 (pt_solutions_intersect_1): Likewise.
836 (dump_sa_points_to_info): Check some invariants.
837 (solve_constraints): Move constraint dumping ...
838 (compute_points_to_sets): ... here.
839 (ipa_pta_execute): ... and here.
840 (compute_may_aliases): Do not re-compute points-to info
841 locally if IPA info is available.
842 (ipa_escaped_pt): New global var.
843 (ipa_pta_execute): Properly implement IPA PTA.
844 * tree-into-ssa.c (dump_decl_set): Support dumping
845 decls not in referenced-vars.
846 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
847 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
848 (dump_points_to_solution): Likewise.
849 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
850 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
851 (remap_gimple_stmt): Reset call clobber/use information if necessary.
852 (copy_decl_to_var): Copy DECL_PT_UID.
853 (copy_result_decl_to_var): Likewise.
854 * tree.c (make_node_stat): Initialize DECL_PT_UID.
855 (copy_node_stat): Copy it.
856 * tree.h (DECL_PT_UID): New macro.
857 (SET_DECL_PT_UID): Likewise.
858 (DECL_PT_UID_SET_P): Likewise.
859 (struct tree_decl_minimal): Add pt_uid member.
860 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
861 (pt_solution_empty_p): Declare.
862 (pt_solution_set): Adjust.
863 (ipa_escaped_pt): Declare.
864 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
865 * gimple-pretty-print.c (pp_points_to_solution): New function.
866 (dump_gimple_call): Dump call clobber/use information.
867 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
868 * tree-pass.h (TDF_ALIAS): New dump option.
869 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
870 * doc/invoke.texi (-fipa-pta): Update documentation.
872 2010-04-15 Richard Guenther <rguenther@suse.de>
874 * Makefile.in (OBJS-common): Add gimple-fold.o.
875 (gimple-fold.o): New rule.
876 * tree.h (maybe_fold_offset_to_reference,
877 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
879 * gimple.h: ... here.
880 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
881 may_propagate_address_into_dereference): Move prototypes ...
882 * gimple.h: ... here.
883 * tree-ssa-ccp.c (get_symbol_constant_value,
884 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
885 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
886 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
887 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
888 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
889 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
890 gimplify_and_update_call_from_tree): Move ...
891 * gimple-fold.c: ... here. New file.
892 (ccp_fold_builtin): Rename to ...
893 (gimple_fold_builtin): ... this.
894 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
896 2010-04-15 Richard Guenther <rguenther@suse.de>
898 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
899 fit_double_type, force_fit_type_double, add_double_with_sign,
900 neg_double, mul_double_with_sign, lshift_double, rshift_double,
901 lrotate_double, rrotate_double, div_and_round_double): Move ...
902 * double-int.c: ... here.
903 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
904 add_double, neg_double, mul_double_with_sign, mul_double,
905 lshift_double, rshift_double, lrotate_double, rrotate_double,
906 div_and_round_double): Move prototypes ...
907 * double-int.h: ... here.
909 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
912 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
913 matching constraints to ensure inputs match the output.
915 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
918 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
919 in an input-only operand.
921 2010-04-15 Anatoly Sokolov <aesok@post.ru>
923 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
924 (double_int_not, double_int_lshift, double_int_rshift): Declare.
925 (double_int_negative_p): Convert to static inline function.
926 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
927 (double_int_negative_p): Remove.
928 * tree.h (lshift_double, rshift_double):
929 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
930 * fold-const.c (fold_convert_const_int_from_real,
931 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
932 (lshift_double): Change type of arith argument to bool.
933 (rshift_double): Change type of arith argument to bool. Correct
935 * expmed.c (mask_rtx, lshift_value): (Ditto.).
937 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
940 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
941 at the start and end of the then/else blocks, and omit them from the
943 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
944 argument; all callers changed. Pass zero to old_insns_match_p instead.
945 (flow_find_head_matching_sequence): New function.
946 (old_insns_match_p): Check REG_EH_REGION notes for calls.
947 * basic-block.h (flow_find_cross_jump,
948 flow_find_head_matching_sequence): Declare functions.
950 2010-04-14 Jason Merrill <jason@redhat.com>
953 * c-common.c (attribute_takes_identifier_p): New fn.
954 * c-common.h: Declare it.
956 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
958 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
960 (*udivmod<mode>4): Ditto.
962 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
964 * config/i386/i386.md (maxmin_int): Rename code attribute from
965 maxminiprefix and update all users.
966 (maxmin_float): Ditto from maxminfprefix.
967 (logic): Ditto from logicprefix.
968 (absneg_mnemonic): Ditto from absnegprefix.
969 * config/i386/mmx.md: Update all users of maxminiprefix,
970 maxminfprefix and logicprefix for rename.
971 * config/i386/sse.md: Ditto.
972 * config/i386/sync.md (sync_<code><mode>): Update for
975 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
978 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
979 warnings converted to errors.
981 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
983 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
984 used insn_type variable.
985 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
986 to avoid set-but-not-used warning.
988 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
990 * df-core.c (df_ref_debug): Change format string placeholder
992 * dwarf2asm.c (dw2_asm_output_data_raw,
993 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
994 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
995 * dwarf2out.c (output_cfi, output_cfi_directive,
996 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
997 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
999 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1000 * print-rtl.c (print_rtx): Ditto.
1002 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1005 * builtins.c (expand_builtin_pow_root): New function to expand pow
1006 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1007 series of sqrt and cbrt calls under -ffast-math.
1008 (expand_builtin_pow): Call it.
1010 2010-04-14 Michael Matz <matz@suse.de>
1012 PR tree-optimization/42963
1013 * tree-cfg.c (touched_switch_bbs): New static variable.
1014 (group_case_labels_stmt): New function broken out from ...
1015 (group_case_labels): ... here, use the above.
1016 (start_recording_case_labels): Allocate touched_switch_bbs.
1017 (end_recording_case_labels): Deallocate it, call
1018 group_case_labels_stmt.
1019 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1021 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1023 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1026 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1028 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1030 2010-04-13 Jan Hubicka <jh@suse.cz>
1032 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1033 of optimized out static functions.
1034 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1035 cost computation. Also sanity check for overflows.
1036 (update_caller_keys): Update cgraph_edge_badness call; properly
1037 update fibheap and sanity check that it is up to date.
1038 (add_new_edges_to_heap): Update cgraph_edge_badness.
1039 (cgraph_decide_inlining_of_small_function): Likewise;
1040 add sanity checking that badness in heap is up to date;
1041 improve dumping of reason; Update badness of calls to the
1042 offline copy of function currently inlined; dump badness
1043 of functions not inlined because of unit growth limits.
1045 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1048 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1049 because of sign-extension change when converting to sizetype here...
1050 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1052 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1053 the folding to constants. Remove redundant final conversion.
1054 (fold_binary) <associate>: Do not associate if the re-association of
1055 constants alone overflows.
1056 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1057 to the end of the list.
1058 (multiple_of_p) <COND_EXPR>: New case.
1060 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1062 * opt-functions.awk (opt_sanitized_name): New.
1064 * optc-gen.awk: Use it
1065 * opth-gen.awk: Use it.
1067 2010-04-13 Martin Jambor <mjambor@suse.cz>
1069 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1070 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1071 children. Call replace_uses_with_default_def_ssa_name to handle
1074 2010-04-13 Michael Matz <matz@suse.de>
1077 * builtins.c (expand_builtin_interclass_mathfn): Also create
1078 a register if the predicate doesn't match.
1080 2010-04-13 Diego Novillo <dnovillo@google.com>
1082 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1083 * c-pch.c: Include timevar.h.
1084 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1085 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1086 * ggc-common.c: Include timevar.h.
1087 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1088 * timevar.def (TV_PCH_SAVE): Define.
1089 (TV_PCH_CPP_SAVE): Define.
1090 (TV_PCH_PTR_REALLOC): Define.
1091 (TV_PCH_PTR_SORT): Define.
1092 (TV_PCH_RESTORE): Define.
1093 (TV_PCH_CPP_RESTORE): Define.
1095 2010-04-13 Michael Matz <matz@suse.de>
1097 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1099 (can_reassociate_p): New function.
1100 (break_up_subtract_bb, reassociate_bb): Use it.
1102 2010-04-13 Richard Guenther <rguenther@suse.de>
1105 * builtins.c (c_readstr): Fix assert.
1107 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1109 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1110 when generating cltd insn.
1112 (*ashl<mode>3_1): Remove special handling for register operand 2.
1113 (*ashlsi3_1_zext): Ditto.
1114 (*ashlhi3_1): Ditto.
1115 (*ashlhi3_1_lea): Ditto.
1116 (*ashlqi3_1): Ditto.
1117 (*ashlqi3_1_lea): Ditto.
1118 (*<shiftrt_insn><mode>3_1): Ditto.
1119 (*<shiftrt_insn>si3_1_zext): Ditto.
1120 (*<shiftrt_insn>qi3_1_slp): Ditto.
1121 (*<rotate_insn><mode>3_1): Ditto.
1122 (*<rotate_insn>si3_1_zext): Ditto.
1123 (*<rotate_insn>qi3_1_slp): Ditto.
1125 2010-04-13 Richard Guenther <rguenther@suse.de>
1127 * tree-ssa-structalias.c (callused_id): Remove.
1128 (call_stmt_vars): New.
1129 (get_call_vi): Likewise.
1130 (lookup_call_use_vi): Likewise.
1131 (lookup_call_clobber_vi): Likewise.
1132 (get_call_use_vi): Likewise.
1133 (get_call_clobber_vi): Likewise.
1134 (make_transitive_closure_constraints): Likewise.
1135 (handle_const_call): Adjust to do per-call call-used handling.
1136 (handle_pure_call): Likewise.
1137 (find_what_var_points_to): Remove general callused handling.
1138 (init_base_vars): Likewise.
1139 (init_alias_vars): Initialize call_stmt_vars.
1140 (compute_points_to_sets): Process call-used and call-clobbered
1141 vars for call statements.
1142 (delete_points_to_sets): Free call_stmt_vars.
1144 2010-04-13 Richard Guenther <rguenther@suse.de>
1146 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1147 Only add RW dependence for dependence distance zero.
1148 Adjust maximal vectorization factor according to dependences.
1149 Move alignment handling ...
1150 (vect_find_same_alignment_drs): ... here. New function.
1151 (vect_analyze_data_ref_dependences): Adjust.
1152 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1153 (vect_analyze_data_refs): Adjust minimal vectorization factor
1154 according to data references.
1155 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1156 dependences before determining the vectorization factor.
1157 Analyze alignment after determining the vectorization factor.
1158 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1159 dependences before alignment.
1160 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1162 (vect_analyze_data_refs): Likewise.
1163 (MAX_VECTORIZATION_FACTOR): New define.
1165 2010-04-13 Duncan Sands <baldrick@free.fr>
1167 * except.h (lang_eh_type_covers): Remove.
1168 * except.c (lang_eh_type_covers): Likewise.
1170 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1171 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1173 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1174 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1175 UNITS_PER_LONG where it is ABI relevant.
1176 (s390_return_addr_rtx): Likewise.
1177 (s390_back_chain_rtx): Likewise.
1178 (s390_frame_area): Likewise.
1179 (s390_frame_info): Likewise.
1180 (s390_initial_elimination_offset): Likewise.
1181 (save_gprs): Likewise.
1182 (s390_emit_prologue): Likewise.
1183 (s390_emit_epilogue): Likewise.
1184 (s390_function_arg_advance): Likewise.
1185 (s390_function_arg): Likewise.
1186 (s390_va_start): Likewise.
1187 (s390_gimplify_va_arg): Likewise.
1188 (s390_function_profiler): Likewise.
1189 (s390_optimize_prologue): Likewise.
1190 (s390_rtx_costs): Likewise.
1191 (s390_secondary_reload): Likewise.
1192 (s390_promote_function_mode): Likewise.
1193 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1194 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1195 registers available.
1196 (s390_unwind_word_mode): New function.
1197 (s390_function_value): Split 64 bit values into register pair if
1198 used as return value.
1199 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1200 function call parameters. Handle parallels.
1201 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1202 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1203 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1204 (s390_expand_setmem): Remove unused variable src_addr.
1205 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1206 deal with 64 bit registers.
1207 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1208 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1209 (UNITS_PER_LONG): New macro.
1210 * libjava/include/s390-signal.h: Define extended ucontext
1211 structure containing the upper halfs of the 64 bit registers.
1213 2010-04-13 Simon Baldwin <simonb@google.com>
1215 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1217 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1219 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1220 rvalue on the RHS if the LHS is of a non-renamable type.
1221 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1223 2010-04-13 Matthias Klose <doko@ubuntu.com>
1225 * gcc.c (cc1_options): Handle -iplugindir before processing
1226 the cc1 spec. Only add -iplugindir once.
1227 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1229 * common.opt (iplugindir): Remove `Separate' property, initialize.
1230 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1232 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1233 (distclean): Remove plugin dir.
1234 * doc/invoke.texi: Document -iplugindir.
1236 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1238 * doc/plugins.texi (Loading Plugins): Document short
1239 -fplugin=foo option.
1240 (Plugin API): Mention default_plugin_dir_name function.
1242 * gcc.c (find_file_spec_function): Add new declaration.
1243 (static_spec_func): Use it for "find-file".
1244 (find_file_spec_function): Add new function.
1245 (cc1_options): Add -iplugindir option if -fplugin* options found.
1247 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1249 * plugin.c (add_new_plugin): Updated comment, and handle short
1251 (default_plugin_dir_name): Added new function.
1253 * common.opt (iplugindir): New option to set the plugin directory.
1255 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1257 * config/i386/i386.md (any_rotate): New code iterator.
1258 (rotate_insn): New code attribute.
1260 (SWIM124): New mode iterator.
1261 (<rotate_insn>ti3): New expander.
1262 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1263 any_rotate code iterator.
1264 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1265 using any_rotate code iterator and SWIM124 mode iterator.
1266 (ix86_rotlti3): New insn_and_split pattern.
1267 (ix86_rotrti3): Ditto.
1268 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1269 ix86_rotl{di,ti}3 patterns.
1270 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1271 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1272 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1273 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1274 code iterator and SWI mode iterator.
1275 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1276 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1278 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1279 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1280 (bswap rotatert splitter): Add splitter.
1281 (bswap splitter): Macroize splitter using any_rotate code iterator.
1282 Add insn predicate to split only for TARGET_USE_XCHGB or when
1283 optimizing function for size.
1285 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1287 * config/pa/pa.c (emit_move_sequence): Remove use of
1288 deleted variable flag_argument_noalias.
1290 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1292 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1294 Add to unsupported targets list.
1295 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1296 sparc*-sun-solaris2.[567]* from target lists.
1297 * configure: Regenerate.
1298 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1300 Remove Solaris 7 patch references.
1301 (Specific, sparc-sun-solaris2.7): Removed.
1302 (sparc-sun-solaris2*): Update Solaris 7 example.
1303 (sparc64-*-solaris2*): Likewise.
1305 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1307 * config.build (alpha*-dec-osf4*): Remove.
1308 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1309 of obsolete configurations.
1310 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1312 * config/alpha/t-osf4: Renamed to ...
1313 * config/alpha/t-osf5: ... this.
1314 * config/alpha/osf.h: Renamed to ...
1315 * config/alpha/osf5.h: ... this.
1316 Merged old osf5.h contents.
1318 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1319 (EXTRA_SPECS): Removed.
1320 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1321 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1324 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1326 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1328 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1331 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1332 __thiscall convention.
1334 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1336 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1338 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1340 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1342 * function.c (assign_parms_initialize_all): Add unused attribute
1345 2010-04-12 Richard Guenther <rguenther@suse.de>
1347 * gsstruct.def (GSS_CALL): New.
1348 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1349 * gimple.h: Include tree-ssa-alias.h.
1350 (struct gimple_statement_call): New.
1351 (union gimple_statement_struct_d): Add gimple_call member.
1352 (gimple_call_reset_alias_info): Declare.
1353 (gimple_call_use_set): New function.
1354 (gimple_call_clobber_set): Likewise.
1355 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1356 * gimple.c (gimple_call_reset_alias_info): New function.
1357 (gimple_build_call_1): Call it.
1358 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1359 * tree-inline.c (remap_gimple_stmt): Likewise.
1360 (expand_call_inline): Remove callused handling.
1361 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1362 * tree-dfa.c (dump_variable): Likewise.
1363 * tree-parloops.c (parallelize_loops): Likewise.
1364 * tree-ssa.c (init_tree_ssa): Likewise.
1365 (delete_tree_ssa): Likewise.
1366 * tree-flow-inline.h (is_call_used): Remove.
1367 * tree-flow.h (struct gimple_df): Remove callused member.
1368 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1369 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1370 (ref_maybe_used_by_call_p_1): Simplify.
1371 (call_may_clobber_ref_p_1): Likewise.
1372 * tree-ssa-structalias.c (compute_points_to_sets): Set
1373 the call stmt used and clobbered sets.
1374 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1375 (find_tail_calls): Verify the tail call.
1377 2010-04-12 Richard Guenther <rguenther@suse.de>
1379 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1380 single-iteration always-inline inlining.
1381 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1382 (cgraph_decide_inlining): Do not handle always-inline specially.
1383 (try_inline): Remove always-inline cycle detection special case.
1384 Do not recurse on always-inlines.
1385 (cgraph_early_inlining): Do not iterate if not optimizing.
1386 (cgraph_gate_early_inlining): remove.
1387 (pass_early_inline): Run unconditionally.
1388 (gate_cgraph_decide_inlining): New function.
1389 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1390 not inlining or optimizing.
1391 (cgraph_decide_inlining_of_small_functions): Also consider
1392 always-inline functions.
1393 (cgraph_default_inline_p): Return true for nodes which should
1394 disregard inline limits.
1395 (estimate_function_body_sizes): Assume zero size and time for
1396 nodes which are marked as disregarding inline limits.
1397 (cgraph_decide_recursive_inlining): Do not perform recursive
1398 inlining on always-inline nodes.
1400 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1403 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1404 for exprs satisfying handled_component_p.
1406 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1408 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1409 non-constant aggregate elements.
1411 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1412 is a real initialization.
1414 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1417 * c-decl.c (start_function): Move forward check for nested function.
1419 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1421 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1422 * config/sh/sh.c: Include reload.h.
1423 (sh_legitimize_reload_address): New.
1424 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1425 sh_legitimize_reload_address.
1427 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1429 * config/sh/sh.md (*movqi_pop): New insn pattern.
1430 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1432 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1434 * config/i386/i386.md (any_shiftrt): New code iterator.
1435 (shiftrt_insn): New code attribute.
1437 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1438 using any_shiftrt code iterator.
1439 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1440 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1441 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1442 pattern from corresponding peephole2 patterns.
1443 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1444 using any_shiftrt code iterator.
1445 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1446 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1447 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1448 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1449 *{ashr,lshr}<mode>3_cmp_zext.
1450 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1452 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1454 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1456 (*lshr<mode>3_cconly): Ditto.
1458 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1460 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1461 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1462 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1463 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1465 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1466 from corresponding peephole2 patterns.
1467 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1468 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1469 and *lshrdi3_1_rex64 using SWI mode iterator.
1470 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1471 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1472 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1473 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1474 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1475 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1476 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1477 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1478 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1481 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1483 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1484 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1485 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1486 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1488 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1489 from corresponding peephole2 patterns.
1490 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1491 (ashrsi3_cvt): Rename from ashrsi3_31.
1492 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1493 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1494 and x86_64_shift_adj_3 using SWI48 mode iterator.
1495 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1496 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1497 and *ashrdi3_1_rex64 using SWI mode iterator.
1498 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1499 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1500 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1501 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1502 and *ashrdi3_cmp_rex64 using SWI mode iterator.
1503 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1504 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1505 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1506 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1508 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1509 * config/i386/i386.c (ix86_split_ashr): Update for renamed
1510 x86_shift<mode>_adj_3 expanders.
1512 2010-04-10 Wei Guozhi <carrot@google.com>
1515 * config/arm/arm.c (arm_pic_static_addr): New function.
1516 (legitimize_pic_address): Call arm_pic_static_addr when it detects
1518 (arm_output_addr_const_extra): Output expression for new pattern.
1519 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1521 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
1523 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1526 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1527 * web.c: Include "insn-config.h" and "recog.h".
1528 (union_match_dups): New function.
1529 (web_main): Call it.
1530 (union_defs): Don't try to recognize match_dups.
1532 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1533 if doing so would replace the entire pattern.
1535 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1539 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1540 and splitter pattern. Change splitter operand 1 predicate to
1543 2010-04-09 Martin Jambor <mjambor@suse.cz>
1545 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1546 lattices are addresses of CONST_DECLs with the same initial value.
1547 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1548 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1550 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1551 Bernd Schmidt <bernds@codesourcery.com>
1553 * loop-invariant.c (replace_uses): New static function.
1554 (move_invariant_reg): Use it to ensure we can replace the uses.
1556 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1558 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1560 (picochip_override_options): Enable section anchors only above -O1.
1561 (picochip_reorg): Fixed a couple of build warnings.
1563 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1565 * configure.ac (plugin -rdynamic test): Log result.
1566 * configure: Regenerate.
1567 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1568 (RDYNAMIC_SPEC): Define.
1569 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1571 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1573 * configure.ac: Determine Sun ld version numbers.
1574 (comdat_group): Restrict GNU ld version checks to gld.
1575 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1576 (enable_comdat): Support --enable-comdat.
1577 * configure: Regenerate.
1578 * doc/install.texi (Configuration): Document --enable-comdat.
1580 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1582 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1583 * config/sol2-gld.h: ... here.
1584 * config.gcc (sparc*-*-solaris2*): Reflect this.
1585 (i[34567]86-*-solaris2*): Use it.
1587 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1589 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1591 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1593 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1596 * diagnostic.c (diagnostic_initialize): Initialize
1597 some_warnings_are_errors.
1598 (diagnostic_finish): New.
1599 (diagnostic_action_after_output): Call it before exiting.
1600 (diagnostic_report_diagnostic): Do not print message here. Set
1601 some_warnings_are_errors.
1602 * diagnostic.h (diagnostic_context): Delete
1603 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1604 (diagnostic_finish): Declare.
1605 * toplev.c (toplev_main): Call it before exit.
1607 2010-04-09 Jason Merrill <jason@redhat.com>
1610 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1611 for incomplete type.
1614 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1615 based on a warning flag.
1617 2010-04-09 Richard Guenther <rguenther@suse.de>
1619 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1621 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1624 * varasm.c (default_assemble_visibility): Wrap vars that are
1625 set, but unused, by targets without GAS.
1626 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1627 Remove set, but unused, vars.
1628 (rs6000_legitimize_tls_address): Likewise.
1629 (altivec_expand_dst_builtin): Likewise.
1630 * config/darwin.c (machopic_classify_symbol): Likewise.
1631 (machopic_indirection_name): Likewise.
1633 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1635 * config/i386/i386.md (DWI): New mode iterator.
1636 (S): New mode attribute.
1637 (shift_operand): Ditto.
1638 (shift_immediate_operand): Ditto.
1639 (ashl_input_operand): Ditto.
1640 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1641 using SDWIM mode iterator.
1642 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1643 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1645 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1646 from corresponding peephole2 patterns.
1647 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1648 and x86_64_shift_adj_1 using SWI48 mode iterator.
1649 (x86_shift<mode>_adj_2): Ditto.
1650 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1651 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1652 using SWI48 mode iterator.
1653 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1654 *ashldi3_cmp_rex64 using SWI mode iterator.
1655 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1656 *ashldi3_cconly_rex64 using SWI mode iterator.
1657 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1658 x86_shift<mode>_adj_{1,2}.
1659 (ix86_split_ashr): Ditto.
1660 (ix86_split_lshr): Ditto.
1662 2010-04-09 Richard Guenther <rguenther@suse.de>
1664 * target.h (builtin_conversion): Pass in input and output types.
1665 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1666 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1667 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1668 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1670 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1672 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1674 2010-04-09 Richard Guenther <rguenther@suse.de>
1677 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1679 2010-04-09 Richard Guenther <rguenther@suse.de>
1681 * tree-vectorizer.h (struct _stmt_vec_info): Document
1682 that vectype is the type of the LHS.
1683 (supportable_widening_operation, supportable_narrowing_operation):
1684 Get both input and output vector types as arguments.
1685 (vect_is_simple_use_1): Declare.
1686 (get_same_sized_vectype): Likewise.
1687 * tree-vect-loop.c (vect_determine_vectorization_factor):
1688 Set STMT_VINFO_VECTYPE to the vector type of the def.
1689 (vectorizable_reduction): Adjust.
1690 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1691 Adjust. Specify the output vector type.
1692 (vect_pattern_recog_1): Adjust.
1693 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1694 (vectorizable_call): Adjust.
1695 (vectorizable_conversion): Likewise.
1696 (vectorizable_operation): Likewise.
1697 (vectorizable_type_demotion): Likewise.
1698 (vectorizable_type_promotion): Likewise.
1699 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1701 (vect_is_simple_use_1): New function.
1702 (supportable_widening_operation): Get both input and output
1704 (supportable_narrowing_operation): Likewise.
1705 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1707 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1709 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1710 __thiscall and _thiscall as predefined macros.
1711 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1712 thiscall attribute handling.
1713 (ix86_comp_type_attributes): Likewise.
1714 (ix86_function_regparm): Likewise.
1715 (ix86_return_pops_args): Likewise.
1716 (init_cumulative_args): Likewise.
1717 (find_drap_reg): Likewise.
1718 (ix86_static_chain): Likewise.
1719 (x86_this_parameter): Likewise.
1720 (x86_output_mi_thunk): Likewise.
1721 (ix86_attribute_table): Add description for thiscall attribute.
1722 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1723 * doc/extend.texi: Add documentation for thiscall.
1725 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1728 * c.opt (Wint-to-pointer-cast): Available in C++.
1729 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1731 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1733 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1734 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1735 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1736 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1737 function type instead. Reorder and simplify checks.
1739 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1741 2010-04-08 Jing Yu <jingyu@google.com>
1742 Zdenek Dvorak <ook@ucw.cz>
1744 PR tree-optimization/42720
1745 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1746 loop unswitch conditions here from ...
1747 (tree_unswitch_single_loop): ... here.
1749 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1751 * tree-if-conv.c: Fix comments and simplify logic.
1753 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1755 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1756 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1757 (main_tree_if_conversion): Update call to tree_if_conversion.
1759 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1762 * doc/invoke.texi (-b,-V): Delete.
1763 * doc/tm.texi: Do not mention -b.
1764 * gcc.c (display_help): Delete -b and -V.
1765 (process_command): Delete -b and -V.
1766 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1768 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1769 Wolfgang Gellerich <gellerich@de.ibm.com>
1771 Implement target hook for loop unrolling
1772 * target.h (loop_unroll_adjust): Add a new target hook function.
1773 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1774 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1775 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1776 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1777 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1779 (decide_unroll_stupid): Likewise.
1781 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1784 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1786 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1788 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1789 (Specific, *-*-solaris2*): Likewise.
1790 Don't prefer Sun as over GNU as.
1792 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1794 * config/s390/s390.c (override_options): Adjust the z10
1795 defaults for max-unroll-times, max-completely-peeled-insns
1796 and max-completely-peel-times.
1798 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1800 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1801 instructions for z10.
1802 (s390_expand_setmem): Likewise.
1803 (s390_expand_cmpmem): Likewise.
1805 2010-04-08 Richard Guenther <rguenther@suse.de>
1807 PR tree-optimization/43679
1808 * tree-ssa-pre.c (eliminate): Only propagate copies.
1810 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1813 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1814 set but not used variable warning.
1816 2010-04-08 Wei Guozhi <carrot@google.com>
1819 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1820 (arm_size_rtx_costs): Call the new function when optimized for size.
1822 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1825 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1826 op0 is not a MEM, just return NULL instead of assertion
1828 (discover_nonconstant_array_refs): Don't walk debug stmts.
1830 2010-04-08 Doug Kwan <dougkwan@google.com>
1832 * configure.ac: Recognize gold and do not use its version number
1833 to test ld features.
1834 * configure: Regenerate.
1836 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1839 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1840 (negate_value): Move code to push elements to broken_up_substracts ...
1841 (eliminate_plus_minus_pair): ... here. Push operands that have no
1842 negative pair to plus_negates.
1843 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1845 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1847 * doc/install.texi (Configuration): Move description of
1848 --enable-lto, --with-libelf*, --enable-gold from Java section to
1851 * doc/generic.texi (Working with declarations)
1852 (Function Properties, C and C++ Trees): Fix typos.
1853 * doc/sourcebuild.texi (Top Level): Likewise.
1855 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1858 * tree.h (DECL_READ_P): Define.
1859 (struct tree_decl_common): Add decl_read_flag.
1860 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1861 a set but not used warning.
1862 (merge_decls): Merge DECL_READ_P flag.
1863 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1864 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1865 * c-common.c (handle_used_attribute, handle_unused_attribute):
1867 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1869 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1871 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1872 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1873 c_parser_binary_expression, c_parser_cast_expression,
1874 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1875 Call default_function_array_read_conversion instead of
1876 default_function_array_conversion where needed.
1877 (c_parser_unary_expression, c_parser_conditional_expression,
1878 c_parser_postfix_expression_after_primary, c_parser_initelt):
1879 Likewise. Call mark_exp_read where needed.
1880 (c_parser_statement_after_labels, c_parser_asm_operands,
1881 c_parser_typeof_specifier, c_parser_sizeof_expression,
1882 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1884 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1886 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1887 (warn_unused_but_set_parameter): Default to warn_unused
1889 * doc/invoke.texi: Document -Wunused-but-set-variable and
1890 -Wunused-but-set-parameter.
1892 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1893 used count variable.
1894 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1895 when operandN variables aren't used in the body of the expander
1897 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1898 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1899 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1900 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1901 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1902 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1903 * tree.c (PROCESS_ARG): Likewise.
1905 2010-04-07 Simon Baldwin <simonb@google.com>
1907 * diagnostic.h (diagnostic_override_option_index): New macro to
1908 set a diagnostic's option_index.
1909 * c-tree.h (c_cpp_error): Add warning reason argument.
1910 * opts.c (_warning_as_error_callback): New.
1911 (register_warning_as_error_callback): Store callback for
1912 warnings enabled via enable_warning_as_error.
1913 (enable_warning_as_error): Call callback, minor code tidy.
1914 * opts.h (register_warning_as_error_callback): Declare.
1915 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1916 response to -Werror=.
1917 (c_common_init_options): Register warning_as_error_callback in opts.c.
1918 * common.opt: Add -Wno-cpp option.
1919 * c-common.c (struct reason_option_codes_t): Map cpp warning
1920 reason codes to gcc option indexes.
1921 * (c_option_controlling_cpp_error): New function, lookup the gcc
1922 option index for a cpp warning reason code.
1923 * (c_cpp_error): Add warning reason argument, call
1924 c_option_controlling_cpp_error for diagnostic_override_option_index.
1925 * doc/invoke.texi: Document -Wno-cpp.
1927 2010-04-07 Richard Guenther <rguenther@suse.de>
1929 * ipa-reference.c (mark_load): Use get_base_address.
1930 (mark_store): Likewise.
1932 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1933 inserting GIMPLE_NOPs into the IL.
1934 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1935 Explicitly strip handled components and indirect references.
1937 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1938 folding address expressions.
1939 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1940 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1941 operand_equal_p to compare decls.
1942 (ptr_deref_may_alias_decl_p): Likewise.
1943 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1944 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1945 Handle reversed comparison ops.
1946 * tree-sra.c (asm_visit_addr): Use get_base_address.
1947 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1948 * ipa-reference.c (mark_address): Use get_base_address.
1950 2010-04-07 Richard Guenther <rguenther@suse.de>
1952 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1953 Propagate constants everywhere.
1955 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1958 * tree.c (MAX_INT_CACHED_PREC): Define.
1959 (nonstandard_integer_type_cache): New array.
1960 (build_nonstandard_integer_type): Cache results for precision
1961 <= MAX_INT_CACHED_PREC.
1963 2010-04-07 Richard Guenther <rguenther@suse.de>
1965 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1966 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1967 * common.opt: Likewise.
1968 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1969 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1970 (nonoverlapping_memrefs_p): Likewise.
1971 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1972 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1973 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1974 OPT_fargument_noalias_global for backward compatibility.
1976 2010-04-07 Richard Guenther <rguenther@suse.de>
1978 PR tree-optimization/43270
1979 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1980 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1981 * tree-ssa-pre.c (phi_translate_1): Adjust.
1982 (fully_constant_expression): Split out vn_reference handling to ...
1983 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1984 Fold reads from constant strings.
1985 (vn_reference_lookup): Handle fully constant references.
1986 (vn_reference_lookup_pieces): Likewise.
1987 * Makefile.in (expmed.o-warn): Add -Wno-error.
1989 2010-04-07 Martin Jambor <mjambor@suse.cz>
1991 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1993 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1996 * gcc.c: Add -static-libstdc++ to list of recognized options.
1998 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2000 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2002 2010-04-07 Richard Guenther <rguenther@suse.de>
2005 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2006 bases build simple mem attributes to retain points-to information.
2008 2010-04-07 Richard Guenther <rguenther@suse.de>
2011 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2012 preserve points-to related information.
2014 2010-04-07 Richard Guenther <rguenther@suse.de>
2017 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2018 discard plain indirect references.
2019 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2020 * tree.c (tree_nop_conversion): Likewise.
2022 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2025 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2027 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2029 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2030 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2032 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2034 * tree-if-conv.c: Fix indentation and comments.
2036 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2038 * tree-if-conv.c: Sort static functions in topological order.
2040 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2042 * tree-if-conv.c: Fix indentation and comments.
2044 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2047 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2048 lang_hooks.types.type_for_size instead of
2049 build_nonstandard_integer_type.
2050 When converting an unsigned type to signed, double its precision.
2051 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2052 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2053 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2056 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2059 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2060 POINTER_PLUS_EXPR for pointer types.
2062 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2065 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2066 * graphite-clast-to-gimple.c: Include langhooks.h.
2067 (max_signed_precision_type): New.
2068 (max_precision_type): Takes two types as arguments.
2069 (precision_for_value): New.
2070 (precision_for_interval): New.
2071 (gcc_type_for_interval): New.
2072 (gcc_type_for_value): New.
2073 (gcc_type_for_clast_term): New.
2074 (gcc_type_for_clast_red): New.
2075 (gcc_type_for_clast_bin): New.
2076 (gcc_type_for_clast_expr): Split up into several functions.
2077 (gcc_type_for_clast_eq): Rewritten.
2078 (compute_bounds_for_level): New.
2079 (compute_type_for_level_1): New.
2080 (compute_type_for_level): New.
2081 (gcc_type_for_cloog_iv): Removed.
2082 (gcc_type_for_iv_of_clast_loop): Rewritten.
2083 (graphite_create_new_loop): Compute the lower and upper bound types
2084 with gcc_type_for_clast_expr.
2085 (graphite_create_new_loop_guard): Same.
2086 (find_cloog_iv_in_expr): Removed.
2087 (compute_cloog_iv_types_1): Removed.
2088 (compute_cloog_iv_types): Removed.
2089 (gloog): Do not call compute_cloog_iv_types.
2090 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2092 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2093 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2094 (GBB_CLOOG_IV_TYPES): Removed.
2096 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2098 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2099 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2100 (detect_commutative_reduction): Same.
2102 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2104 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2105 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2107 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2108 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2109 (rewrite_commutative_reductions_out_of_ssa): Same.
2110 * passes.c (execute_function_todo): Call verify_ssa for every pass
2111 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2112 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2113 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2114 with an extra argument.
2115 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2116 verify_ssa only when the extra argument is true.
2117 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2118 with an extra argument.
2119 (tree_transform_and_unroll_loop): Same.
2121 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2123 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2124 for all the passes of the LNO having LOOP_CLOSED_SSA.
2125 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2126 * tree-loop-distribution.c (pass_loop_distribution): Same.
2127 * tree-pass.h (TODO_verify_loops): Removed.
2128 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2130 (pass_tree_unswitch): Same.
2131 (pass_predcom): Same.
2132 (pass_vectorize): Same.
2133 (pass_linear_transform): Same.
2134 (pass_graphite_transforms): Same.
2135 (pass_iv_canon): Same.
2136 (pass_complete_unroll): Same.
2137 (pass_complete_unrolli): Same.
2138 (pass_parallelize_loops): Same.
2139 (pass_loop_prefetch): Same.
2140 (pass_iv_optimize): Same.
2142 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2145 * passes.c (init_optimization_passes): Move pass_lim before
2146 pass_copy_prop and pass_dce_loop.
2148 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2151 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2152 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2153 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2154 MULTI_* defines for 4 argument vpermil2p* builtins.
2156 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2158 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2159 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2160 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2161 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2162 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2163 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2164 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2165 Use x86_maybe_negate_const_int to output insn mnemonic.
2166 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2167 check from instruction predicate. Update comments.
2168 * config/i386/sync.md (sync_add<mode>): Use
2169 x86_maybe_negate_const_int to output insn mnemonic.
2171 2010-04-06 Jan Hubicka <jh@suse.cz>
2173 PR tree-optimization/42906
2174 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2175 IGNORE_SELF argument. Set visited_control_parents for fully
2177 (find_obviously_necessary_stmts): Update call of
2178 mark_control_dependent_edges_necessary.
2179 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2181 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2183 * config/i386/i386.md: Remove comment about 'e' and 'E'
2186 2010-04-06 Richard Guenther <rguenther@suse.de>
2188 PR tree-optimization/43627
2189 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2190 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2193 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2195 * BASE-VER: Change to 4.6.0.
2198 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2201 2010-04-06 Richard Guenther <rguenther@suse.de>
2204 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2206 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2208 * doc/invoke.texi (Optimize Options): Document that LTO
2209 won't remove object access purely due to incompatible
2212 2010-04-04 Matthias Klose <doko@ubuntu.com>
2214 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2215 Initialize variable.
2217 2010-04-03 Richard Guenther <rguenther@suse.de>
2220 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2221 require a non-NULL MEM_OFFSET.
2223 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2225 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2226 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2227 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2228 config/alpha/predicates.md, config/arm/arm.md,
2229 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2230 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2231 config/darwin9.h, config/darwin.c, config/darwin.h,
2232 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2233 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2234 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2235 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2236 config/mips/mips.md, config/mn10300/mn10300.c,
2237 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2238 config/rs6000/aix.h, config/rs6000/dfp.md,
2239 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2240 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2241 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2242 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2243 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2244 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2245 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2246 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2247 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2248 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2249 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2250 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2251 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2252 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2253 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2254 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2255 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2256 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2257 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2258 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2259 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2260 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2261 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2262 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2263 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2264 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2265 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2266 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2267 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2268 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2269 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2270 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2271 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2272 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2273 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2274 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2276 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2279 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2280 * aclocal.m4: Regenerate.
2282 2010-04-02 Richard Guenther <rguenther@suse.de>
2284 PR tree-optimization/43629
2285 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2286 if we have seen a constant value.
2288 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2290 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2292 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2295 * arm.c (legitimize_tls_address): Adjust call to
2296 gen_tls_load_dot_plus_four.
2297 (arm_note_pic_base): New function.
2298 (arm_cannot_copy_insn_p): Use it.
2299 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2302 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2307 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2309 * Makefile.in ($(out_object_file)): Depend on
2310 gt-$(basename $(notdir $(out_file))).h.
2312 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2314 * config.gcc (lm32-*-rtems*): Add t-lm32.
2316 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2318 * config.gcc: Add lm32-*-rtems*.
2319 * config/lm32/rtems.h: New file.
2321 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2324 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2326 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2328 * dwarf2out.c (output_compilation_unit_header): For
2329 -gdwarf-4 use version 4 instead of version 3.
2330 (output_line_info): For version 4 and above emit additional
2331 maximum ops per insn header field.
2332 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2334 * dwarf2out.c (is_c_family, is_java): Remove.
2335 (lower_bound_default): New function.
2336 (add_bound_info, gen_descr_array_type_die): Use it.
2338 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2341 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2342 re-declaration when it happens in a function.
2344 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2346 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2347 (cgraph_remove_function_insertion_hook): Same.
2348 (cgraph_call_function_insertion_hooks): Same.
2350 2010-04-01 Richard Guenther <rguenther@suse.de>
2353 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2354 and TREE_THIS_VOLATILE.
2355 (copy_ref_info): Likewise.
2356 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2357 * tree.c (build6_stat): Ignore side-effects of all but arg5
2358 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2361 2010-04-01 Richard Guenther <rguenther@suse.de>
2363 PR tree-optimization/43607
2364 * ipa-type-escape.c (check_call): Do not access non-existing
2367 2010-04-01 Richard Guenther <rguenther@suse.de>
2371 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2372 Jack Howarth <howarth@bromo.med.uc.edu>
2374 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2377 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2379 * doc/install.texi (Prerequisites): Document libelf usability on
2380 IRIX 5/6 and Solaris 2.
2381 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2382 Update GNU as, GNU ld requirements.
2383 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2384 Document Sun Studio compiler download.
2385 Update and simplify as, ld recommendations.
2386 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2388 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2390 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2391 with_tune_32 to pentium4.
2393 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2395 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2397 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2399 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2400 obsoletion, removal.
2402 Document GNU as requirement.
2403 Update configure requirements.
2404 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2405 Recomment IRIX 6.5.18+.
2406 Document IDF/IDL requirement.
2407 Document GNU as requirement.
2408 Document GNU ld bootstrap failure.
2409 Remove freeware.sgi.com reference.
2411 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2413 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2414 UNIX V4.0, V5.0 obsoletion, removal.
2415 Remove --with-gc=simple reference.
2416 Update VM requirements during bootstrap.
2417 Remove -oldas bootstrap description.
2418 Update binutils reference.
2419 Remove comparison failure note.
2421 2010-03-31 Richard Guenther <rguenther@suse.de>
2422 Zdenek Dvorak <ook@ucw.cz>
2423 Sebastian Pop <sebastian.pop@amd.com>
2426 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2427 with multiple arguments.
2428 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2430 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2432 * graphite-dependences.c (print_pddr): Call print_pdr with an
2434 * graphite-poly.c (debug_pdr): Add an extra argument for the
2437 (print_pbb_domain): Same.
2439 (print_scop_context): Same.
2441 (print_cloog): Same.
2442 (debug_pbb_domain): Same.
2446 (debug_scop_context): Same.
2448 (debug_cloog): Same.
2449 (print_scop_params): Same.
2450 (debug_scop_params): Same.
2451 (print_iteration_domain): Same.
2452 (print_iteration_domains): Same.
2453 (debug_iteration_domain): Same.
2454 (debug_iteration_domains): Same.
2455 (print_scattering_function): Same.
2456 (print_scattering_functions): Same.
2457 (debug_scattering_function): Same.
2458 (debug_scattering_functions): Same.
2459 * graphite-poly.h (debug_pdr): Update declaration.
2461 (print_pbb_domain): Same.
2463 (print_scop_context): Same.
2465 (print_cloog): Same.
2466 (debug_pbb_domain): Same.
2470 (debug_scop_context): Same.
2472 (debug_cloog): Same.
2473 (print_scop_params): Same.
2474 (debug_scop_params): Same.
2475 (print_iteration_domain): Same.
2476 (print_iteration_domains): Same.
2477 (debug_iteration_domain): Same.
2478 (debug_iteration_domains): Same.
2479 (print_scattering_function): Same.
2480 (print_scattering_functions): Same.
2481 (debug_scattering_function): Same.
2482 (debug_scattering_functions): Same.
2484 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2486 * graphite-poly.c (print_scattering_function_1): New.
2487 (print_scattering_function): Call it.
2488 (print_scop_params): Remove spaces at the end of lines.
2491 * graphite-poly.h (print_cloog): Declared.
2492 (debug_cloog): Declared.
2494 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2496 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2498 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2499 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2500 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2501 to switch between adding the IV bump in loop->latch or in loop->header.
2503 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2505 * graphite-poly.c (print_scattering_function): Pretty print following
2508 (print_pbb_domain): Same.
2509 (dump_gbb_cases): Same.
2510 (dump_gbb_conditions): Same.
2513 (print_scop_params): Same.
2514 (print_scop_context): Same.
2516 (print_pbb_body): New.
2517 (lst_indent_to): New.
2518 (print_lst): Start new lines with a #.
2519 * graphite-poly.h (pbb_bb): New.
2520 (pbb_index): Use pbb_bb.
2521 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2523 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2525 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2527 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2528 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2529 and 0 instead of 1 for dw_val_class_flag.
2530 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2531 dw_val_class_range_list, dw_val_class_loc_list,
2532 dw_val_class_lineptr and dw_val_class_macptr, use
2533 DW_FORM_flag_present for dw_val_class_flag and
2534 DW_FORM_exprloc for dw_val_class_loc.
2535 (output_die): For -gdwarf-4 print dw_val_class_loc
2536 size as uleb128 instead of 1 or 2 bytes and don't print
2537 anything for dw_val_class_flag.
2539 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2540 instead of cselib_lookup following by tweaking locs->setting_insn.
2543 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2544 even before returning from label, setjmp call or volatile asm
2547 2010-03-31 Richard Guenther <rguenther@suse.de>
2550 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2551 temporary data on stack.
2553 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2555 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2556 (PUSHSECTION_ASM_OP): Remove.
2557 (POPSECTION_ASM_OP): Remove.
2558 (PUSHSECTION_FORMAT): Remove.
2559 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2560 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2561 * config/sol2.c (solaris_output_init_fini): Use it.
2563 2010-03-31 Jie Zhang <jie@codesourcery.com>
2566 * opt-functions.awk (var_type_struct): Use signed char type
2567 for simple variables.
2569 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2571 * config/sol2.c: Include output.h.
2572 (solaris_assemble_visibility): New function.
2573 * config/t-sol2 (sol2.o): Add output.h dependency.
2574 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2575 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2578 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2581 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2582 V2SImode or XFmode on PRE_DEC.
2585 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2588 2010-03-31 Jie Zhang <jie@codesourcery.com>
2591 * reload.h (caller_save_initialized_p): Declare.
2592 * toplev.c (backend_init_target): Don't call
2593 init_caller_save but set caller_save_initialized_p to false.
2594 * caller-save.c (caller_save_initialized_p): Define.
2595 (init_caller_save): Check caller_save_initialized_p.
2596 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2598 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2601 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2602 and soft-fp/t-softfp to tmake_file.
2603 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2604 (LIBGCC2_TF_CEXT): Define.
2607 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2610 * cselib.c (n_useless_values): Document handling of debug locs.
2611 (n_useless_debug_values, n_debug_values): New variables.
2612 (new_elt_loc_list): Don't add to debug values, keep count.
2613 (promote_debug_loc): New.
2614 (cselib_reset_table): Zero new variables.
2615 (entry_and_rtx_equal_p): Promote debug locs.
2616 (discard_useless_locs): Increment n_useless_debug_values for
2618 (remove_useless_values): Adjust n_useless_values and n_debug_values
2619 with n_useless_debug_values.
2620 (add_mem_for_addr): Promote debug locs.
2621 (cselib_lookup_mem): Likewise.
2622 (cselib_lookup_addr): Renamed to...
2623 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2624 (cselib_log_lookup): ... this. Turn into...
2625 (cselib_lookup_addr): ... new wrapper.
2626 (cselib_lookup_from_insn): New.
2627 (cselib_invalidate_regno): Increment n_useless_debug_values for
2629 (cselib_invalidate_mem): Likewise.
2630 (cselib_process_insn): Take n_deleted and n_debug_values into
2631 account to guard remove_useless_value call.
2632 (cselib_finish): Zero n_useless_debug_values.
2633 * cselib.h (cselib_lookup_from_insn): Declare.
2634 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2635 (sched_analyze_2): Likewise.
2637 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2639 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2641 (adjust_mems): Replace narrowing SUBREG of expression containing
2642 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2643 with operations in the narrower mode.
2646 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2647 regs_invalidated_by_call instead all call_used_reg_set registers.
2649 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2652 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2653 pointer comparisons with types_compatible_p.
2654 * tree-vect-stmts.c (vectorizable_call): Same.
2655 (vectorizable_condition): Same.
2657 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2659 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2660 stack check if the mask would be zero.
2662 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2663 Jack Howarth <howarth@bromo.med.uc.edu>
2665 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2668 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2671 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2673 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2674 Include ___unordxf2 and ___unordtf2.
2675 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2678 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2680 * config/lm32/t-lm32: New file.
2681 * config.gcc: Use the above file when targetting lm32.
2683 2010-03-28 Duncan Sands <baldrick@free.fr>
2685 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2687 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2690 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2691 Improve vectorization cost model diagnostic.
2693 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2696 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2697 compute_data_dependences_for_loop returns false, early exit
2698 and output an extra diagnostic for the failed data reference
2701 2010-03-29 Richard Guenther <rguenther@suse.de>
2703 PR tree-optimization/43560
2704 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2705 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2707 2010-03-29 Jie Zhang <jie@codesourcery.com>
2710 * toplev.c (process_options): Set optimization_default_node
2711 and optimization_current_node.
2712 * opts.c (decode_options): Don't set optimization_default_node
2713 and optimization_current_node.
2715 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2717 * config/rtems.h: Abandon -qrtems_debug.
2719 2010-03-28 Jan Hubicka <jh@suse.cz>
2721 PR tree-optimization/43505
2722 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2723 map should not be copied.
2725 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2728 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2729 cdtors, set DECL_PRESERVE_P.
2730 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2733 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2735 PR tree-optimization/43528
2736 * stor-layout.c (place_field): Check that constant fits into
2737 unsigned HWI when skipping calculation of MS bitfield layout.
2739 2010-03-27 Jan Hubicka <jh@suse.cz>
2742 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2743 notice_global_symbol work.
2745 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2747 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2748 instead of dwarf2out_decl.
2749 (struct var_loc_node): Remove section_label field.
2750 (dwarf2out_function_decl): New function.
2751 (dwarf2out_var_location): Don't set section_label field.
2752 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2754 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2756 PR tree-optimization/43544
2757 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2758 First argument for builtin vectorized function hook is now a
2759 tree to be able to distinguish between machine specific and
2761 * targhooks.c (default_builtin_vectorized_function): Ditto.
2762 * targhooks.h (default_builtin_vectorized_function): Ditto.
2763 * target.h (struct gcc_target): Ditto.
2764 * tree-vect-stmts.c (vectorizable_function): Ditto.
2765 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2766 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2769 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2772 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2773 nested binding iff it is a FUNCTION_DECL.
2774 (store_parm_decls_newstyle): Pass nested=true to bind for
2775 FUNCTION_DECLs amongst parameters.
2777 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2779 * var-tracking.c (vt_expand_loc_callback): Don't run
2780 cselib_expand_value_rtx_cb in dummy mode if
2781 cselib_dummy_expand_value_rtx_cb returned false.
2783 * var-tracking.c (emit_note_insn_var_location): For one part
2784 notes with offset 0, don't add EXPR_LIST around the location.
2785 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2786 add_location_or_const_value_attribute): Adjust for that change.
2789 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2790 into first operand and location into second.
2791 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2792 dw_cfi_oprnd_loc for DW_CFA_expression.
2793 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2794 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2795 assume first argument is regnum and second argument is location.
2797 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2800 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2801 of scratch register to DImode. Split to DImode comparison operator.
2802 Use SImode subreg of scratch register in the multiplication.
2803 (*cmp_sadd_sidi): Ditto.
2804 (*cmp_ssub_si): Ditto.
2805 (*cmp_ssub_sidi): Ditto.
2807 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2810 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2811 Remove invalid assert and wrong comment.
2813 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2816 * flags.h (final_insns_dump_p): New extern.
2817 * final.c (final_insns_dump_p): New variable.
2818 (rest_of_clean_state): Set it before -fdump-final-insns=
2819 dumping, clear afterwards.
2820 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2821 MEM_ALIAS_SET on MEMs.
2823 2010-03-26 David S. Miller <davem@davemloft.net>
2825 * configure.ac: Fix sparc GOTDATA_OP bug check.
2826 * configure: Rebuild.
2828 2010-03-26 Alan Modra <amodra@gmail.com>
2830 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2832 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2834 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2835 TLS_SECTION_ASM_FLAG.
2837 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2840 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2841 Clear first_function_block_is_cold.
2844 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2845 argument if the argument is truth_value_p.
2847 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2849 * config/rs6000/constraints.md: Update copyright year for my changes.
2852 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2853 used in reg+reg addressing, swap registers.
2855 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2858 * target.h (struct gcc_target): Add code_end hook.
2859 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2861 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2862 * toplev.c (compile_file): Call targetm.asm_out.code_end
2863 hook before unwind info/debug info output.
2864 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2865 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2866 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2867 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2868 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2869 * config/i386/i386.c (ix86_file_end): Renamed to...
2870 (ix86_code_end): ... this. Make static. Don't call
2871 file_end_indicate_exec_stack. Emit unwind info using
2872 final_start_function/final_end_function.
2873 (darwin_x86_file_end): Remove.
2874 (TARGET_ASM_CODE_END): Define.
2875 * config/i386/i386.h (TARGET_ASM_FILE_END,
2876 NEED_INDICATE_EXEC_STACK): Don't define.
2877 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2878 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2879 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2880 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2883 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2884 at the beginning and final_end_function at the end.
2885 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2887 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2889 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2890 and Sun as TLS syntax.
2891 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2892 * configure: Regenerate.
2893 * config.in: Regenerate.
2894 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2895 (default_elf_asm_named_section): Use it.
2896 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2897 (i386_output_dwarf_dtprel): Likewise.
2898 (output_addr_const_extra): Likewise.
2899 (output_pic_addr_const): Lowercase @GOTTPOFF.
2900 (output_addr_const_extra): Likewise.
2901 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2902 (output_addr_const_extra): Likewise.
2903 (output_pic_addr_const): Lowercase @INDNTPOFF.
2904 (output_addr_const_extra): Likewise.
2905 (output_pic_addr_const): Lowercase @NTPOFF.
2906 (output_addr_const_extra): Likewise.
2907 (output_pic_addr_const): Lowercase @TPOFF.
2908 (output_addr_const_extra): Likewise.
2909 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2910 (*tls_global_dynamic_64): Likewise.
2911 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2912 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2914 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2915 (ASM_OUTPUT_TLS_COMMON): Use it.
2916 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2919 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2920 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2921 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2922 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2923 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2924 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2926 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2928 * config/i386/i386.c (override_options): Don't accept
2929 -mtls-dialect=sun any longer.
2930 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2931 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2932 (*tls_local_dynamic_base_32_sun): Likewise.
2933 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2935 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2938 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2939 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2942 * ira.c (adjust_cleared_regs): New function.
2943 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2947 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2949 * expr.c (expand_expr_real): Restore previous
2950 curr_insn_source_location and curr_insn_block after
2951 expand_expr_real_1 call.
2952 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2953 instead of expand_expr_real_1.
2955 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2957 PR rtl-optimization/43413
2958 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2961 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2964 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2965 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2967 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2969 * config/i386/i386.c (ix86_target_string): Add -mfma.
2970 Fix a typo in comment.
2972 2010-03-22 Mike Stump <mikestump@comcast.net>
2975 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2976 Don't overly align based upon packed packed fields.
2978 2010-03-22 Jason Merrill <jason@redhat.com>
2980 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2981 Use () rather than [], and move before the element type.
2983 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2985 * doc/configfiles.texi (Configuration Files): Removed
2986 fixinc/Makefile*, intl/Makefile.*.
2987 * doc/makefile.texi: Fixed markup. Abstract from version
2988 control system used.
2989 (Makefile): Removed obsolete gcc/java/parse.y example.
2990 * doc/sourcebuild.texi: Likewise.
2991 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2992 libgomp, libssp. Removed fastjar.
2993 (Miscellaneous Docs): Clarify location.
2994 Added COPYING3, COPYING3.LIB.
2995 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2997 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3000 * config/i386/i386.c (x86_function_profiler)
3001 [!NO_PROFILE_COUNTERS]: Fix typo.
3002 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3005 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3006 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3008 * doc/sourcebuild.texi (Test Directives): Split into six
3009 subsections, with most of the current text in new subsections
3010 Directives, Selectors, and Final Actions.
3011 (Directives): Split list of test directives into multiple
3013 (Selectors): Describe use and syntax of selectors.
3014 (Effective-Target Keywords): Describe all existing keywords.
3015 (Add Options): Describe features for dg-add-options.
3016 (Require Support): Describe variants of dg-require-support.
3017 (Final Actions): Describe commands to use in dg-final.
3019 2010-03-22 Michael Matz <matz@suse.de>
3022 * recog.c (validate_replace_rtx_group): Replace also in
3023 REG_EQUAL and REG_EQUIV notes.
3025 2010-03-22 Richard Guenther <rguenther@suse.de>
3027 PR tree-optimization/43390
3028 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3029 sure vector extracts are type correct.
3031 2010-03-22 Richard Guenther <rguenther@suse.de>
3034 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3035 x * sqrt (x) even when optimizing for size if the target
3036 has native support for sqrt.
3038 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3040 * varasm.c (make_decl_rtl_for_debug): Also clear
3041 flag_mudflap for the duration of make_decl_rtl call.
3044 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3045 locs from preserved VALUEs.
3047 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3050 * pa.md (movmemsi): Set align to one if zero.
3051 (movmemdi): Likewise.
3053 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3056 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3057 with their corresponding prologue pushes.
3059 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3062 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3063 at the begining or end.
3064 (spu_expand_epilogue): Likewise.
3066 2010-03-20 Richard Guenther <rguenther@suse.de>
3068 PR rtl-optimization/43438
3069 * combine.c (make_extraction): Properly zero-/sign-extend an
3070 extraction of the low part of a CONST_INT. Also handle
3073 2010-03-19 Mike Stump <mikestump@comcast.net>
3075 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3076 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3077 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3079 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3082 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3085 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3087 PR rtl-optimization/42258
3088 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3089 use that may match DEF.
3092 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3093 the cost of loading the constant rather than assuming
3095 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3096 outer code is AND, do the same tests as the andsi3 expander and
3097 return COSTS_N_INSNS (1) if and is cheap.
3099 * optabs.c (avoid_expensive_constant): Fix formatting.
3101 2010-03-19 Michael Matz <matz@suse.de>
3104 * attribs.c (decl_attributes): When rebuilding a function pointer
3105 type use the same qualifiers as the original pointer type.
3107 2010-03-19 Martin Jambor <mjambor@suse.cz>
3109 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3110 and is_gimple_ip_invariant_address.
3112 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3115 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3117 * config/arm/arm.c (arm_override_options): Turn off
3118 flag_dwarf2_cfi_asm for AAPCS variants.
3120 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3123 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3124 Use PRE_MODIFY instead of PRE_DEC.
3125 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3126 (vfp_emit_fstmd): Likewise.
3128 2010-03-19 Michael Matz <matz@suse.de>
3131 * builtins.c (expand_builtin_interclass_mathfn,
3132 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3135 2010-03-19 Richard Guenther <rguenther@suse.de>
3137 PR tree-optimization/43415
3138 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3139 (phi_translate_1): ... this.
3140 (phi_translate): Move all caching here. Cache all NARY
3141 and REFERENCE translations.
3143 2010-03-19 David S. Miller <davem@davemloft.net>
3145 With help from Eric Botcazou.
3146 * config/sparc/sparc.c: Include dwarf2out.h.
3147 (emit_pic_helper): Delete.
3148 (pic_helper_symbol_name): Delete.
3149 (pic_helper_emitted_p): Delete.
3150 (pic_helper_needed): New.
3151 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3152 (get_pc_thunk_name): New.
3153 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3154 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3155 Set pic_helper_needed to true. Don't call emit_pic_helper.
3156 (sparc_expand_prologue): Update load_pic_register call.
3157 (sparc_output_mi_thunk): Likewise.
3158 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3159 thunk if possible. Output CFI information as needed.
3161 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3162 Jack Howarth <howarth@bromo.med.uc.edu>
3165 * config/i386/i386.h: Fix ABI on darwin x86-32.
3167 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3169 * tree.h: Declare make_decl_rtl_for_debug.
3170 * varasm.c (make_decl_rtl_for_debug): New.
3171 * dwarf2out.c (rtl_for_decl_location): Call it.
3172 * cfgexpand.c (expand_debug_expr): Call it.
3174 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3177 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3181 * var-tracking.c (vt_init_cfa_base): Do nothing if
3182 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3184 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3187 * var-tracking.c (canonicalize_vars_star): New.
3188 (dataflow_post_merge_adjust): Use it.
3190 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3193 * var-tracking.c (non_suitable_const): New function.
3194 (add_uses): For DEBUG_INSNs with constants, don't record any
3195 value, instead just the constant value itself.
3196 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3197 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3198 (emit_notes_in_bb): Likewise.
3199 (emit_note_insn_var_location): For onepart variables if
3200 cur_loc is a VOIDmode constant, use DECL_MODE.
3202 2010-03-18 Martin Jambor <mjambor@suse.cz>
3205 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3206 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3207 all non-clones. Moved call redirection...
3208 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3209 (cgraph_materialize_all_clones): Dispose of all
3210 combined_args_to_skip bitmaps.
3211 (verify_cgraph_node): Do not check for edges pointing to wrong
3212 nodes in inline clones.
3213 * tree-inline.c (copy_bb): Call
3214 cgraph_redirect_edge_call_stmt_to_callee.
3215 * ipa.c (cgraph_remove_unreachable_nodes): Call
3216 cgraph_node_remove_callees even when there are used clones.
3218 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3220 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3222 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3225 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3228 2010-03-18 Michael Matz <matz@suse.de>
3231 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3232 into sqrt(x) if we need to preserve signed zeros.
3234 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3235 Eric Botcazou <ebotcazou@adacore.com>
3237 PR rtl-optimization/43360
3238 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3239 note if we don't know its invariant status.
3241 2010-03-18 Michael Matz <matz@suse.de>
3243 PR tree-optimization/43402
3244 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3245 PHI chains of ssa names registered for update.
3247 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3250 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3251 non-offsettable and pre_modify update addressing.
3252 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3253 and "2" alternatives "#".
3254 (*movdd_softfloat32): Make all alternatives "#";
3255 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3256 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3257 (*movdf_softfloat32): Make all alternatives "#";
3258 (movdi): Use the new DIFD mode iterator to create a common splitter
3259 for movdi, movdf and movdd patterns.
3261 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3263 * common.opt (dumpdir): Remove redundant tab.
3265 2010-03-17 Martin Jambor <mjambor@suse.cz>
3267 PR tree-optimization/43347
3268 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3269 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3271 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3273 PR rtl-optimization/42216
3274 * regrename.c (create_new_chain): New function, broken out from...
3275 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3276 appending a use to an empty chain.
3277 (build_def_use): Remove previous changes that convert OP_INOUT to
3278 OP_OUT operands; instead detect the case where an OP_INOUT operand
3279 uses a previously untracked register and create an empty chain for it.
3281 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3283 * doc/extend.texi (Function Attributes): Rewrite unfinished
3284 sentence in ms_abi documentation.
3286 2010-03-17 Alan Modra <amodra@gmail.com>
3288 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3289 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3290 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3291 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3293 2010-03-16 Richard Henderson <rth@redhat.com>
3296 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3297 (lower_try_finally): Save and restore eh_seq around the expansion
3300 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3302 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3303 statements before splitting block.
3305 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3307 * doc/sourcebuild.texi (Testsuites): Fix markup.
3308 Use pathnames relative to gcc/testsuite.
3309 (Test Directives): Move description of how timeout is determined.
3310 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3311 (C Tests): Correct gcc.misc-tests directory.
3312 Framework tests now live in gcc.test-framework.
3314 2010-03-16 Richard Guenther <rguenther@suse.de>
3317 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3318 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3320 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3321 Alexandre Oliva <aoliva@redhat.com>
3323 PR tree-optimization/42917
3324 * lambda-code.c (remove_iv): Skip debug statements.
3325 (lambda_loopnest_to_gcc_loopnest): Likewise.
3326 (not_interesting_stmt): Debug statements are not interesting.
3328 2010-03-16 Jakub Jelinek <jakub@redhat.com>
3332 * cselib.c (cselib_preserve_constants,
3333 cfa_base_preserved_val): New static variables.
3334 (preserve_only_constants): New function.
3335 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3336 clear its REG_VALUES. If cselib_preserve_constants, don't
3337 empty the whole hash table, but preserve there VALUEs with constants,
3338 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3339 (cselib_preserve_cfa_base_value): New function.
3340 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3341 (cselib_init): Change argument to int bitfield. Set
3342 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3344 (cselib_finish): Clear cselib_preserve_constants and
3345 cfa_base_preserved_val.
3346 * cselib.h (enum cselib_record_what): New enum.
3347 (cselib_init): Change argument to int.
3348 (cselib_preserve_cfa_base_value): New prototype.
3349 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3350 * dse.c (dse_step1): Likewise.
3351 * cfgcleanup.c (thread_jump): Likewise.
3352 * sched-deps.c (sched_analyze): Likewise.
3353 * gcse.c (local_cprop_pass): Likewise.
3354 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3355 If FN is non-NULL, call the callback always and whenever it returns
3356 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
3357 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3358 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3359 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3360 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3361 * var-tracking.c: Include recog.h.
3362 (bb_stack_adjust_offset): Remove.
3363 (vt_stack_adjustments): Don't call it, instead just gather the
3364 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3365 (adjust_stack_reference): Remove.
3366 (compute_cfa_pointer): New function.
3367 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3368 (struct adjust_mem_data): New type.
3369 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3371 (get_address_mode): New function.
3372 (replace_expr_with_values): Use it.
3373 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3374 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
3375 (adjust_sets): Remove.
3376 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3377 Use get_address_mode.
3378 (get_adjusted_src): Remove.
3379 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
3380 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
3381 (add_with_sets): Don't call adjust_sets.
3382 (fp_setter, vt_init_cfa_base): New functions.
3383 (vt_initialize): Change return type to bool. Move most of pool etc.
3384 initialization to the beginning of the function from end. Pass
3385 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3386 If !frame_pointer_needed, call vt_stack_adjustment before mos
3387 vector is filled, call vt_init_cfa_base if argp/framep has been
3388 eliminated to sp. If frame_pointer_needed and argp/framep has
3389 been eliminated to hard frame pointer, set
3390 hard_frame_pointer_adjustment and call vt_init_cfa_base after
3391 encountering fp setter in the prologue. For MO_ADJUST, call
3392 log_op_type before pusing the op into mos vector, not afterwards.
3393 Call adjust_insn before cselib_process_insn/add_with_sets,
3394 call cancel_changes (0) afterwards.
3395 (variable_tracking_main_1): Adjust for vt_initialize calling
3396 vt_stack_adjustments and returning whether it succeeded or not.
3398 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3400 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3403 2010-03-15 Jakub Jelinek <jakub@redhat.com>
3405 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3407 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3408 drap_reg has not been set.
3410 2010-03-15 Michael Matz <matz@suse.de>
3413 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3414 use it to expand block copies.
3415 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3416 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3417 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3419 2010-03-15 Richard Guenther <rguenther@suse.de>
3421 PR tree-optimization/43367
3422 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3425 2010-03-15 Richard Guenther <rguenther@suse.de>
3427 PR tree-optimization/43317
3428 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3430 2010-03-15 Martin Jambor <mjambor@suse.cz>
3432 PR tree-optimization/43141
3433 * tree-sra.c (create_abstract_origin): New function.
3434 (modify_function): Call create_abstract_origin.
3436 2010-03-15 Chris Demetriou <cgd@google.com>
3438 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3441 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3444 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3445 call insert_out_of_ssa_copy for default definitions.
3447 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3449 * graphite-clast-to-gimple.c (my_long_long): Defined.
3450 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3451 * graphite-sese-to-poly.c (my_long_long): Defined.
3452 (scop_ivs_can_be_represented): Use it.
3454 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3456 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3457 graphite-max-bbs-per-function, and loop-block-tile-size.
3458 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3460 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3462 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3464 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3465 forward declaration.
3466 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3467 (add_upper_bounds_from_estimated_nit): New.
3468 (build_loop_iteration_domains): Use it.
3470 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3472 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3474 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3477 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3478 should be an INTEGER_CST. Also handle CASE_CONVERT.
3480 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3482 * graphite.c (graphite_initialize): To bound the number of bbs per
3483 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3484 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3485 * doc/invoke.texi: Document it.
3487 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3489 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3490 * graphite-sese-to-poly.h (build_poly_scop): Same.
3492 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3494 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3495 the number of parameters in the scop. Use as an upper bound
3496 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3497 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3498 * doc/invoke.texi: Document it.
3500 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
3502 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3503 * doc/c-tree.texi: Remove.
3504 * doc/generic.texi: Merge c-tree.texi here.
3505 * doc/gccint.texi (Trees): Remove menu entry.
3506 (c-tree.texi): Remove @include.
3507 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3508 * doc/languages.texi (Reading RTL): Ditto.
3510 2010-03-12 Steve Ellcey <sje@cup.hp.com>
3513 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3515 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3518 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3519 code added to work around reload clobbering CONST insns.
3521 2010-03-12 Jakub Jelinek <jakub@redhat.com>
3523 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3524 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3525 (cselib_preserve_only_values): Remove retain argument, don't
3526 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3527 * cselib.h (cselib_preserve_only_values): Remove retain argument.
3528 * var-tracking.c (micro_operation): Move insn field before union.
3529 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3530 (struct variable_tracking_info_def): Remove n_mos field, change
3531 mos into a vector of micro_operations.
3532 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3533 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3534 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3535 changing into a vector.
3536 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3537 come before all other uops generated by add_stores.
3538 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3540 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3541 a vector. Run just one pass over the bbs instead of separate counting
3542 and computation phase.
3543 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3546 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3547 into *nonlocalized_list vector.
3548 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3549 even if origin is non-NULL.
3550 (gen_variable_die): Likewise.
3551 (process_scope_var): Don't change origin.
3552 (gen_decl_die): Likewise.
3553 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3554 before adding new edges instead of after it, fix moving over
3557 2010-03-11 David S. Miller <davem@davemloft.net>
3559 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3561 * configure: Rebuild.
3563 2010-03-11 Martin Jambor <mjambor@suse.cz>
3565 PR tree-optimization/43257
3566 * tree.c (assign_assembler_name_if_neeeded): New function.
3567 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3569 * tree.h (assign_assembler_name_if_neeeded): Declare.
3570 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3571 the function if needed.
3573 2010-03-11 Chris Demetriou <cgd@google.com>
3575 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3576 include/stdint-gcc.h, and include/stdint.h world-readable.
3578 2010-03-11 Richard Guenther <rguenther@suse.de>
3580 PR tree-optimization/43255
3581 * tree-vrp.c (process_assert_insertions_for): Do not insert
3582 asserts for trivial conditions.
3584 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3586 PR tree-optimization/43280
3587 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3588 generation. Move calculation of size out of the if branch.
3589 (find_bswap): Modify compare number generation.
3591 2010-03-11 Richard Guenther <rguenther@suse.de>
3594 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3595 (input_gimple_stmt): Fixup handled component types during
3596 operand read. Also fix up decls in ADDR_EXPRs.
3598 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3600 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3601 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3603 2010-03-10 Jan Hubicka <jh@suse.cz>
3606 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3607 * varasm.c (get_variable_section): Don't do that here...
3608 (make_decl_rtl): ... and here.
3609 (do_assemble_alias): Produce decl RTL.
3610 (assemble_alias): Likewise.
3612 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3615 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3616 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3618 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3619 (based_loc_descr): Only express drap or vdrap regno based expressions
3620 using DW_OP_fbreg when not optimizing.
3621 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3622 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3623 REG_CFA_SET_VDRAP note.
3625 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3627 PR tree-optimization/43236
3628 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3629 error in calculation of base address in reverse iteration case.
3630 (generate_builtin): Take number of latch executions if the statement
3633 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3636 * tree-eh.c: Include pointer-set.h.
3637 (lower_eh_dispatch): Filter out duplicate case labels and
3638 remove the unneeded edge when the label is unused. Return
3639 true when some edges are removed.
3640 (execute_lower_eh_dispatch): When any lowering resulted in
3641 removing an edge, also delete unreachable blocks.
3643 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3646 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3647 UNSPEC_MACHOPIC_OFFSET.
3649 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3652 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3653 (m68k_delegitimize_address): New function.
3655 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3658 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3661 * var-tracking.c (adjust_sets): New function.
3662 (count_with_sets, add_with_sets): Use it.
3663 (get_adjusted_src): New inline function.
3664 (add_stores): Use it.
3667 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3668 call cselib_dummy_expand_value_rtx_cb instead of
3669 cselib_expand_value_rtx_cb.
3672 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3673 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3674 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3675 and .cfi_endproc around the pic thunks.
3676 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3677 all queued unwind info register saves are saved before the call.
3678 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3679 considered as sp-=4 for unwind info and the pop as sp+=4 which
3680 also clobbers dest, but doesn't actually restore it.
3683 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3684 RTX_FRAME_RELATED_P.
3686 2010-03-09 Jie Zhang <jie@codesourcery.com>
3688 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3689 whitespaces in output template.
3691 2010-03-09 Jie Zhang <jie@codesourcery.com>
3693 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3696 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3698 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3699 builtins.exp in a separate job.
3701 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3703 * graphite-sese-to-poly.c (add_param_constraints): Use
3704 lower_bound_in_type and upper_bound_in_type.
3706 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3708 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3709 instead of unsigned_type_node.
3711 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3712 Reza Yazdani <reza.yazdani@amd.com>
3715 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3716 on pointer type parameters.
3718 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3722 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3723 handle conversions from pointer to integers.
3724 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3725 induction variable, to be able to work with code generated by CLooG.
3726 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3727 (build_poly_scop): Bail out if we cannot codegen a loop.
3729 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3731 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3732 code generation with gloog_error.
3734 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3736 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3737 Call fold_convert on all the returned values.
3738 (expand_scalar_variables_expr): Pass to
3739 expand_scalar_variables_ssa_name the type of the resulting expression.
3741 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3743 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3744 ppl_min_for_le_pointset.
3745 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3746 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3748 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3750 * graphite-dependences.c (map_into_dep_poly): Removed.
3751 (dependence_polyhedron_1): Use combine_context_id_scat.
3753 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3755 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3756 (struct poly_bb): Same.
3757 (combine_context_id_scat): New.
3759 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3762 * sese.c (name_defined_in_loop_p): Return false for default
3765 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3767 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3768 and clean up the logic.
3770 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3772 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3775 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3777 * var-tracking.c (remove_cselib_value_chains): Define only for
3779 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3780 delete_slot_part, emit_notes_for_differences_1): Don't call
3781 remove_cselib_value_chains here.
3782 (set_slot_part, emit_notes_for_differences_2): Don't call
3783 add_cselib_value_chains here.
3784 (preserved_values): New vector.
3785 (preserve_value): New function.
3786 (add_uses, add_stores, vt_add_function_parameters): Use it
3787 instead of cselib_preserve_value.
3788 (changed_values_stack): New vector.
3789 (check_changed_vars_0): New function.
3790 (check_changed_vars_1, check_changed_vars_2): Use it.
3791 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3792 changed_values_stack VALUEs.
3793 (vt_emit_notes): For all preserved_values call
3794 add_cselib_value_chains. If ENABLE_CHECKING call
3795 remove_cselib_value_chains before verifying value_chains is empty.
3796 Initialize and free changed_values_stack.
3797 (vt_initialize): Initialize preserved_values.
3798 (vt_finalize): Free preserved_values.
3800 2010-03-08 Richard Guenther <rguenther@suse.de>
3802 PR tree-optimization/43269
3803 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3806 2010-03-08 Martin Jambor <mjambor@suse.cz>
3808 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3809 (ipa_is_param_called): Removed.
3810 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3811 (ipa_print_node_params): Do not print the called flag.
3812 (ipa_write_node_info): Do not stream the called flag.
3813 (ipa_read_node_info): Likewise.
3815 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3818 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3819 * cselib.c (struct expand_value_data): Add dummy field.
3820 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3822 (cselib_dummy_expand_value_rtx_cb): New function.
3823 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3825 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3826 * var-tracking.c: Include pointer-set.h.
3827 (variable): Change n_var_parts to char from int. Add
3828 cur_loc_changed and in_changed_variables fields.
3829 (variable_canonicalize): Remove.
3830 (shared_var_p): New inline function.
3831 (unshare_variable): Maintain cur_loc_changed and
3832 in_changed_variables fields. If var was in changed_variables,
3833 replace it there with new_var. Just copy cur_loc instead of
3834 resetting it to something else.
3835 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3836 (dataflow_set_union): Don't call variable_canonicalize.
3837 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3838 of their DEBUG_EXPR_TREE_DECLs.
3839 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3840 and in_changed_variables and cur_loc_changed is false.
3841 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3842 and cur_loc_changed. Don't update cur_loc here.
3843 (variable_merge_over_src): Don't call variable_canonicalize.
3844 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3845 removing loc that is equal to cur_loc, clear cur_loc,
3846 set cur_loc_changed and ensure variable_was_changed is called.
3847 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3848 compare pointers in cur_loc check, if it is equal to loc,
3849 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3850 (variable_different_p): Remove compare_current_location argument,
3851 don't compare cur_loc.
3852 (dataflow_set_different_1): Adjust variable_different_p caller.
3853 (variable_was_changed): If dv had some var in changed_variables
3854 already, reset in_changed_variables flag for it and propagate
3855 cur_loc_changed over to the new variable. On empty var
3856 always set cur_loc_changed. Set in_changed_variables on whatever
3857 var is added to changed_variables.
3858 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3859 Use shared_var_p. When removing loc that is equal to cur_loc,
3860 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3861 end, don't set it to something else, just call variable_was_changed.
3862 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3863 loc being removed, clear cur_loc and set cur_loc_changed.
3864 Set cur_loc_changed if all locations have been removed.
3865 (struct expand_loc_callback_data): New type.
3866 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3867 allocated. Always create SUBREGs if simplify_subreg failed.
3868 Prefer to use cur_loc, when that fails and still in
3869 changed_variables (and seen first time) recompute it. Set
3870 cur_loc_changed of variables which had to change cur_loc and
3871 compute elcd->cur_loc_changed if any of the subexpressions used
3872 had to change cur_loc.
3873 (vt_expand_loc): Adjust to pass arguments in
3874 expand_loc_callback_data structure.
3875 (vt_expand_loc_dummy): New function.
3876 (emitted_notes): New variable.
3877 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3878 that weren't used for any other decl in current
3879 emit_notes_for_changes call call vt_expand_loc_dummy to update
3880 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3881 first loc_chain location if NULL before. Always use just
3882 cur_loc instead of first loc_chain location. When cur_loc_changed
3883 is false, when not --enable-checking=rtl just don't emit any note.
3884 When rtl checking, compute the note and assert it is the same
3885 as previous note. Clear cur_loc_changed and in_changed_variables
3886 at the end before removing from changed_variables.
3887 (check_changed_vars_3): New function.
3888 (emit_notes_for_changes): Traverse changed_vars to call
3889 check_changed_vars_3 on each changed var.
3890 (emit_notes_for_differences_1): Clear cur_loc_changed and
3891 in_changed_variables. Recompute cur_loc of new_var.
3892 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3893 (vt_emit_notes): Initialize and destroy emitted_notes.
3895 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3897 PR rtl-optimization/42220
3898 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3899 Use verify_reg_tracked to determine if we should use OP_OUT rather
3901 (build_def_use): If we see an in-out operand for a register that we
3902 know nothing about, treat is an output if possible, fail the block if
3905 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3908 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3911 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3914 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3915 uses of relevant DEFs that are dead outside the loop too.
3917 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3919 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3921 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3923 * var-tracking.c (values_to_unmark): New variable.
3924 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3925 values_to_unmark vector. Moved body to...
3926 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3927 instead queue it into values_to_unmark vector.
3928 (vt_find_locations): Free values_to_unmark vector.
3930 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3932 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3933 (site.exp): Export them when plugins are enabled.
3935 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3938 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3940 (chrec_fold_multiply): Same.
3942 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3945 * c-decl.c (build_compound_literal): Return early if init is
3948 2010-03-04 Martin Jambor <mjambor@suse.cz>
3950 PR tree-optimization/43164
3951 PR tree-optimization/43191
3952 * tree-sra.c (type_consists_of_records_p): Reject records with
3953 zero-size bit-fields at the end.
3955 2010-03-04 Mike Stump <mikestump@comcast.net>
3957 * Makefile.in (TAGS): Remove *.y.
3959 2010-03-04 Richard Guenther <rguenther@suse.de>
3961 PR tree-optimization/40761
3962 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3964 (my_rev_post_order_compute): New function.
3965 (init_pre): Call it.
3967 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3970 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3971 decrease the cost of an IV candidate when the cost is infinite.
3973 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3975 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3976 Use '3DNow!' for the extension of that name, ensure normal space
3978 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3980 2010-03-03 Jeff Law <law@redhat.com>
3982 * PR middle-end/32693
3983 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3984 than gen_rtx_SUBREG.
3985 (extract_bit_field_1): Likewise.
3987 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3989 * doc/sourcebuild.texi (Test directives): Document that arguments
3990 include-opts and exclude-opts are now optional for dg-skip-if,
3991 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3993 2010-03-03 Jason Merrill <jason@redhat.com>
3996 * cgraph.h (varpool_node): Add extra_name field.
3997 * varpool.c (varpool_extra_name_alias): New.
3998 (varpool_assemble_decl): Emit extra name aliases.
3999 (varpool_mark_needed_node): Look past an extra name alias.
4000 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4001 * lto-streamer-in.c (lto_input_tree): Read it.
4002 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4004 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4006 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4007 (sparc*-*-solaris2*): ...this.
4009 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4012 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4013 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4014 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4015 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4018 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4019 fallthrough to default handling, just with want_address 0 instead of 2.
4020 For single element lists, add_AT_loc directly, otherwise create an
4021 artificial variable DIE and stick location list to it.
4024 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4025 (VAL_EXPR_HAS_REVERSE): Define.
4026 (reverse_op): New function.
4027 (add_stores): For reversible operations add an extra MO_VAL_USE.
4029 2010-03-02 Jason Merrill <jason@redhat.com>
4031 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4033 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4035 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4036 (sparc64-*-linux*): Likewise.
4037 (sparc64-*-solaris2*): Include assembler files before linker ones.
4038 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4039 * config/sparc/gas.h: Delete.
4040 * config/sparc/sol2-64.h: Add copyright notice.
4041 * config/sparc/sol2-gas-bi.h: Likewise.
4042 * config/sparc/sol2-gld.h: Likewise.
4043 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4044 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4045 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4046 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4047 (sparc_elf_asm_named_section): Rename into...
4048 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4050 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4052 * config/alpha/alpha.c (override_options): Fix -mtune error message.
4054 2010-03-02 Jeff Law <law@redhat.com>
4057 * reload1.c (rtx_p, substitute_stack): Declare.
4058 (substitute): Record addresses of changed rtxs.
4059 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
4060 Restore the original rtx when complete.
4061 (reload): Free subsitute_stack when complete.
4063 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4065 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4066 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4068 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4069 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4070 Torture Tests): Change from subsection to section.
4072 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4073 Steven Bosscher <steven@gcc.gnu.org>
4075 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4078 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4081 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4082 the assignment from the new induction variable to the assignment
4083 of the value from the original loop PHI function.
4085 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4086 Daniel Jacobowitz <dan@codesourcery.com>
4088 * doc/sourcebuild.texi (Test directives): Clarify options to
4091 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4093 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4094 Disable cfi directives unless GCC and gas agree on using read-only
4095 .eh_frame sections for 64-bit.
4096 * configure: Regenerate.
4098 2010-03-01 Richard Guenther <rguenther@suse.de>
4100 PR tree-optimization/43220
4101 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4102 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4104 2010-03-01 Richard Guenther <rguenther@suse.de>
4105 Martin Jambor <mjambor@suse.cz>
4108 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4109 gimplified parameters.
4111 2010-03-01 Christian Bruel <christian.bruel@st.com>
4113 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4115 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4117 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4119 2010-03-01 Richard Guenther <rguenther@suse.de>
4122 * expr.c (expand_assignment): Use the alias-oracle to tell
4123 if the rhs aliases the result decl.
4125 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4128 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4129 to sol_gt_pch_get_address.
4130 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4131 64-bit, SPARC and x86.
4132 (sol_gt_pch_get_address): New function.
4134 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4136 * toplev.h (inform_n, error_n): Declare.
4137 * diagnostic.c (inform_n, error_n): New function.
4139 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4141 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4142 has no rtl yet when processing local_decls, queue it and recheck
4143 if deferred stack allocation hasn't assigned it rtl.
4145 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4147 * config/sh/sh.c (unspec_bbr_uid): New.
4148 (gen_block_redirect): Use it instead of INSN_UID.
4149 (gen_far_branch): Likewise.
4151 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4153 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4154 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4156 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4158 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4159 (Warning Options): -Wno-conversion-null is valid for
4160 Objective-C++ as well.
4161 * doc/tm.texi (Named Address Spaces): Likewise.
4162 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4163 * doc/tree-ssa.texi (Tree SSA): Likewise.
4165 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4168 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4169 by default. Don't set the default arch for
4170 i[34567]86-*-darwin*|x86_64-*-darwin*.
4172 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4175 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4176 default. Set the default 32bit/64bit archs with $with_arch
4177 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4179 2010-02-27 Richard Guenther <rguenther@suse.de>
4181 PR tree-optimization/43186
4182 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4183 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4184 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4185 unroller iterations.
4187 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4189 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4190 required and i[34567]86-*-* targets don't support 64bit ISA.
4192 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4195 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4198 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4200 * config.gcc: Set the default arch at least to Prescott for
4201 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4202 if SSE math is enabled.
4204 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4206 * diagnostic.c (diagnostic_initialize): Update.
4207 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4209 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4210 (diagnostic_inhibit_notes): New.
4211 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4213 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4216 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4217 * doc/standards.texi: Likewise.
4218 * doc/extend.texi: Likewise.
4219 * doc/trouble.texi: Likewise.
4220 * doc/cppopts.texi: Likewise.
4221 * doc/install.texi: Likewise.
4222 * c.opt (std=c90,std=gnu90): New options.
4223 * c-opts.c (c_common_handle_option): Handle them.
4225 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4228 * c-decl.c (undeclared_variable): Use an informative note.
4230 2010-02-26 Richard Guenther <rguenther@suse.de>
4232 PR tree-optimization/43186
4233 * gimple.h (gimple_fold): Remove.
4234 * gimple.c (gimple_fold): Remove. Inline into single user ...
4235 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4236 Try harder for conditions.
4238 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4241 * function.c (used_types_insert): Don't skip through named pointer
4242 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4243 and it is different from the main variant's type.
4245 2010-02-26 Nick Clifton <nickc@redhat.com>
4247 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4249 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4251 * config.gcc: Support --with-fpmath=sse for x86.
4253 * config/i386/ssemath.h: New.
4255 * doc/install.texi (--with-fpmath=sse): Documented.
4257 2010-02-26 Richard Guenther <rguenther@suse.de>
4259 PR tree-optimization/43188
4260 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4261 vector types of over-aligned element type.
4263 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4266 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4267 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4269 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4271 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4273 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4275 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4276 * var-tracking.c: Include diagnostic.h.
4277 (debug_dv): New function.
4278 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4281 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4282 (add_value_chain, add_value_chains, remove_value_chain,
4283 remove_value_chains): Handle DEBUG_EXPRs.
4284 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4287 * regcprop.c (struct queued_debug_insn_change): New type.
4288 (struct value_data_entry): Add debug_insn_changes field.
4289 (struct value_data): Add n_debug_insn_changes field.
4290 (debug_insn_changes_pool): New variable.
4291 (free_debug_insn_changes, apply_debug_insn_changes,
4292 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4293 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4294 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4296 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4298 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4299 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4300 changes, call cprop_find_used_regs via note_stores.
4301 (copyprop_hardreg_forward): When copying vd from predecessor
4302 which has any queued DEBUG_INSN changes, make sure the pointers are
4303 cleared. At the end call df_analyze and then if there are any
4304 DEBUG_INSN changes queued at the end of some basic block for still
4305 live registers, apply them.
4306 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4308 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4310 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
4313 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
4315 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
4316 targets. Set the default with_cpu/with_arch from arch/cpu.
4317 Allow x86-64 and native for with_cpu/with_arch.
4319 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
4321 * ebitmap.c: Change calls to verify_popcount with calls to
4322 sbitmap_verify_popcount.
4323 (ebitmap_clear_bit): Fixed map->cacheindex test and
4324 map>cache update when bit clearing results in an empty
4327 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4330 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
4331 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
4332 and support both V2DF and V2DI modes.
4333 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
4334 support both V2DF and V2DI modes.
4335 (general): Delete trailing whitespace from a few patterns.
4337 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4338 V2DF/V2DI interleave high/low builtins.
4340 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
4343 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
4344 interleave high/low functions.
4346 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4348 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
4349 #pragma extern_prefix.
4351 2010-02-25 Jakub Jelinek <jakub@redhat.com>
4354 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
4355 BLKmode, assert op0 is a MEM and just adjust its mode.
4358 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
4359 if bitpos isn't multiple of mode's bitsize.
4361 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4363 * c.opt (-ftemplate-depth=): New.
4364 (-ftemplate-depth-): Deprecate.
4365 * optc-gen.awk: Handle -ftemplate-depth=.
4366 * opth-gen.awk: Likewise.
4367 * c-opts.c (c_common_handle_option): Likewise.
4368 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
4370 2010-02-24 Jason Merrill <jason@redhat.com>
4372 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
4374 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4376 * cfg.c (alloc_aux_for_block): Remove inline.
4377 (alloc_aux_for_edge): Likewise.
4379 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4381 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
4383 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4385 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
4386 * config/i386/sol2-gas.h: New file.
4387 * config.gcc (i[34567]86-*-solaris2*): Use it.
4389 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4392 * c-typeck.c (ep_convert_and_check): New.
4393 (build_conditional_expr): Use it.
4394 (build_binary_op): Likewise.
4396 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4398 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
4401 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
4402 bounds even for -O+.
4403 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
4404 expr needs to have DECL_NAME set.
4406 2010-02-24 Nick Clifton <nickc@redhat.com>
4408 * config/mep/mep.c: Include gimple.h.
4409 (mep_function_uses_sp): Delete unused function.
4410 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
4411 parameters. Use unsigned integers to count args. Return a
4412 NULL_RTX instead of an error_mark_node. Toidy up formatting.
4414 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4417 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
4418 greater or equal to nelt instead of 2 * nelt.
4419 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
4422 2010-02-23 Jason Merrill <jason@redhat.com>
4425 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4426 in cfun->local_decls even if they have register types.
4429 * stor-layout.c (place_field): Don't warn about unnecessary
4430 DECL_PACKED if the type is packed.
4432 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4435 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4436 GOTOFF relocs, even when the base reg isn't pic pointer.
4438 2010-02-23 Michael Matz <matz@suse.de>
4441 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4442 (expand_gimple_basic_block): Generate and use debug temps if there
4443 are debug uses left after the last real use of TERed ssa names.
4444 Unlink debug immediate uses when they are expanded.
4446 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4449 * config/i386/i386.c (override_options): Reorganise to provide
4450 better error messages.
4452 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4455 * graphite-scop-detection.c (create_single_exit_edge): Move
4456 the call to find_single_exit_edge to....
4457 (create_sese_edges): ...here. Don't handle multiple edges
4458 exiting the function.
4459 (build_graphite_scops): Don't handle multiple edges
4460 exiting the function.
4462 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4465 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4466 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4468 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4471 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4473 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4476 * c-typeck.c (convert_arguments): Print declaration location.
4477 * c-common.c (validate_nargs): Rename as
4478 builtin_function_validate_nargs.
4479 (check_builtin_function_arguments): Update.
4481 2010-02-22 Richard Guenther <rguenther@suse.de>
4484 * tree-inline.c (declare_return_variable): Use the type of
4485 the call stmt lhs if available.
4487 2010-02-22 Duncan Sands <baldrick@free.fr>
4489 * passes.c (register_pass): Always consider all pass lists when
4490 ref_pass_instance_number is zero.
4492 2010-02-22 Richard Guenther <rguenther@suse.de>
4494 PR tree-optimization/42749
4495 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
4496 parameter. Do arithmetic in the original type.
4497 (update_accumulator_with_ops): Likewise.
4498 (adjust_accumulator_values): Adjust.
4500 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4502 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
4503 (QI to BLKmode splitter): New splitter.
4505 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
4507 * config/i386/i386.c (initial_ix86_tune_features): Turn on
4508 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
4510 2010-02-22 Richard Guenther <rguenther@suse.de>
4512 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
4514 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
4516 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
4517 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
4518 ($(T)crti.o, $(T)crtn.o): Remove rules.
4520 2010-02-21 Tobias Burnus <burnus@net-b.de>
4523 * doc/invoke.texi (-fassociative-math): Document that this
4524 option is automatically enabled for Fortran.
4526 2010-02-20 David S. Miller <davem@davemloft.net>
4528 * configure.ac: Test if linker and assembler properly support
4529 GOTDATA_OP relocations.
4530 * configure: Rebuild.
4531 * config.in: Likewise.
4532 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4533 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4534 (movsi_high_pic): Likewise.
4535 (movdi_lo_sum_pic): Likewise.
4536 (movdi_high_pic): Likewise.
4537 (movsi_pic_gotdata_op): New pattern.
4538 (movdi_pic_gotdata_op): Likewise.
4539 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4540 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4542 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4545 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4546 attribute to ssemul.
4547 (xop_mulv2div2di3_high): Ditto.
4549 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4552 * c.opt (Wconversion-null): New option.
4553 * doc/invoke.texi (Wconversion-null): Document.
4555 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4557 * common.opt (Wlarger-than-): Add Undocumented.
4559 2010-02-19 Mike Stump <mikestump@comcast.net>
4561 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4563 2010-02-19 Jason Merrill <jason@redhat.com>
4566 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4567 * configure: Likewise.
4569 2010-02-20 Alan Modra <amodra@gmail.com>
4572 * cgraph.h (cgraph_make_decl_local): Declare.
4573 * cgraph.c (cgraph_make_decl_local): New function.
4574 (cgraph_make_node_local): Use it.
4575 * cgraphunit.c (cgraph_function_versioning): Likewise.
4576 * ipa.c (function_and_variable_visibility): Likewise.
4578 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4581 * except.c (sjlj_emit_function_enter): Don't call
4582 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4584 * rtl.h (add_reg_br_prob_note): Remove prototype.
4586 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4589 * c-common.c (conversion_warning): Remove widening conversions
4590 before checking the conversion of integers to reals.
4592 2010-02-19 Mike Stump <mikestump@comcast.net>
4595 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4598 * cgraphunit.c (process_function_and_variable_attributes): Check
4599 DECL_PRESERVE_P instead of looking up attribute "used".
4600 * ipa-pure-const.c (check_decl): Likewise.
4601 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4602 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4603 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4604 instead of attribute "used".
4605 * config/sol2-c.c (solaris_pragma_init): Likewise.
4606 (solaris_pragma_fini): Likewise.
4608 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4610 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4611 Use XCNEW instead of xcalloc.
4612 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4613 XNEW instead of xmalloc.
4614 (get_fields): Use XNEWVEC instead of xmalloc.
4617 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4618 populate vars array.
4619 (create_new_general_access): For debug stmts just reset value.
4620 (get_stmt_accesses): For accesses within debug stmts just record them
4621 using add_access_to_acc_sites instead of preventing the peeling or
4622 counting them as accesses.
4625 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4627 2010-02-19 Richard Guenther <rguenther@suse.de>
4629 PR tree-optimization/42916
4630 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4633 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4635 * configure.ac: Replace all uses of changequote in macro arguments
4636 with proper quoting.
4638 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4641 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4643 2010-02-19 Richard Guenther <rguenther@suse.de>
4645 PR tree-optimization/42944
4646 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4647 test for aliasing with errno.
4649 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4652 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4653 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4654 * dojump.c: Include output.h.
4655 (inv): New inline function.
4656 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4657 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4658 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4659 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4660 argument, pass it down to other calls.
4661 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4662 add REG_BR_PROB note to the conditional jump.
4663 * cfgexpand.c (add_reg_br_prob_note): Removed.
4664 (expand_gimple_cond): Don't call it, add the probability
4665 as last argument to jumpif_1/jumpifnot_1.
4666 * Makefile.in (dojump.o): Depend on output.h.
4667 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4669 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4670 * stmt.c (do_jump_if_equal): Likewise.
4671 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4672 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4673 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4675 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4676 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4677 jumpifnot_1 callers.
4678 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4680 (store_expr): Adjust jumpifnot caller.
4681 (store_constructor): Adjust jumpif caller.
4684 * gimplify.c (gimple_boolify): For __builtin_expect call
4685 gimple_boolify also on its first argument.
4687 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4689 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4691 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4692 * configure: Regenerated.
4694 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4696 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4697 lang_hooks.types_compatible_p instead of comptypes.
4699 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4701 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4702 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4703 if __prefer_thumb__ is defined.
4705 2010-02-18 Martin Jambor <mjambor@suse.cz>
4707 PR tree-optimization/43066
4708 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4709 array with zero-sized element type.
4711 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4713 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4714 rtx, allocate struct var_loc_node here and return it to the
4715 caller, and only if it is actually needed.
4716 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4717 move it earlier and return immediately if it returns NULL.
4719 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4721 * config/sparc/gas.h: New file. Restore
4722 TARGET_ASM_NAMED_SECTION to its ELF default.
4723 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4725 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4726 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4727 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4728 after sparc/sysv4.h.
4730 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4732 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4734 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4736 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4737 patterns from predicated pattern.
4739 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4742 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4743 for insn mnemonic suffix.
4745 2010-02-17 Richard Guenther <rguenther@suse.de>
4747 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4750 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4753 * caller-save.c (save_call_clobbered_regs): If BB ends with
4754 a DEBUG_INSN, move any notes in between last real insn and the last
4755 DEBUG_INSN after the last DEBUG_INSN.
4757 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4759 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4760 Fix return type. Fix argument type. Explain meaning of return value.
4762 2010-02-16 Richard Guenther <rguenther@suse.de>
4764 PR tree-optimization/41043
4765 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4766 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4768 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4770 2010-02-16 Ira Rosen <irar@il.ibm.com>
4772 PR tree-optimization/43074
4773 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4774 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4775 vectorizable cycles in hybrid SLP check.
4776 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4778 2010-02-16 Richard Guenther <rguenther@suse.de>
4780 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4781 (true_dependence): If memrefs_conflict_p computes must-alias
4782 trust it. Move TBAA check after offset-based disambiguation.
4783 (canon_true_dependence): Likewise.
4785 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4787 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4788 * doc/invoke.texi: Document it.
4789 * var-tracking.c: Include toplev.h and params.h.
4790 (vt_find_locations): Return bool indicating success. Compute
4791 hash sizes unconditionally. Check new parameter, report.
4792 (variable_tracking_main_1): Check vt_find_locations results and
4793 retry. Renamed from...
4794 (variable_tracking_main): ... this. New wrapper to preserve
4795 flag_var_tracking_assignments.
4796 * Makefile.in (var-tracking.o): Adjust dependencies.
4798 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4799 Jakub Jelinek <jakub@redhat.com>
4802 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4803 if weak_import attribute is present.
4804 * config/darwin.c (machopic_select_section): Likewise.
4806 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4808 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4809 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4810 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4811 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4813 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
4815 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4818 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4819 Rewrite text to refer to the names.
4821 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4823 * config/i386/i386-builtin-types.def
4824 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4825 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4826 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4827 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4828 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4829 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4830 IX86_BUILTIN_VPERMIL2PS256.
4831 (MULTI_ARG_4_DF2_DI_I): Defined.
4832 (MULTI_ARG_4_DF2_DI_I1): Defined.
4833 (MULTI_ARG_4_SF2_SI_I): Defined.
4834 (MULTI_ARG_4_SF2_SI_I1): Defined.
4835 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4836 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4837 __builtin_ia32_vpermil2ps256.
4838 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4839 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4840 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4841 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4842 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4843 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4844 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4845 CODE_FOR_xop_vpermil2v8sf3.
4846 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4847 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4848 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4849 (_mm256_permute2_pd): New.
4850 (_mm_permute2_ps): New.
4851 (_mm256_permute2_ps): New.
4853 2010-02-15 Nick Clifton <nickc@redhat.com>
4855 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
4856 boolean parameters. Use emit_jump_insn when emitting a pop
4857 instruction containing a return insn.
4858 (push): Use 'true' rather than '1' as second parameter to F.
4859 (h8300_expand_prologue): Likewise.
4860 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4861 (h8300_expand_epilogue): Likewise.
4863 2010-02-15 Richard Guenther <rguenther@suse.de>
4866 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4869 2010-02-15 Nick Clifton <nickc@redhat.com>
4871 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4874 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4876 * intl.c (fake_ngettext): New function.
4877 * intl.h (fake_ngettext): Declare.
4878 (ngettext): Define macro.
4879 * collect2.c (notice_translated): New function.
4880 (main): Use notice_translated and ngettext.
4881 * collect2.h (notice_translated): Declare.
4883 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4885 * reorg.c (delete_computation): Comment fixes.
4886 * caller-save.c (setup_save_areas): Idem.
4887 * sel-sched-dump.c (dump_lv_set): Idem.
4890 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4892 * config/s390/s390.c (s390_sched_init): New function.
4893 (TARGET_SCHED_INIT): Target hook defined.
4895 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4896 Jack Howarth <howarth@bromo.med.uc.edu>
4897 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4900 Partial revert of unintended change in fix for PR41605.
4901 * config/darwin.h: Fix typo.
4902 * config/darwin9.h: Same.
4904 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4906 * c-pch.c (pch_init): Clear v.
4908 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4911 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4912 graphite_can_represent_init for MULT_EXPR.
4914 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4918 * graphite-sese-to-poly.c (remove_phi): New.
4919 (translate_scalar_reduction_to_array): Call remove_phi.
4921 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4924 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4925 * graphite-clast-to-gimple.h (gloog): Update declaration.
4926 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4927 * graphite-poly.h (struct poly_bb): Add missing comments.
4928 (struct scop): Add poly_scop_p field.
4930 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4931 * graphite.c (graphite_transform_loops): Build the polyhedral
4932 representation for each scop before code generation.
4933 * sese.c (rename_variables_in_operand): Removed.
4934 (rename_variables_in_expr): Return the renamed expression.
4935 (rename_sese_parameters): New.
4936 * sese.h (rename_sese_parameters): Declared.
4938 2010-02-11 Richard Guenther <rguenther@suse.de>
4940 PR tree-optimization/42998
4941 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4942 POINTER_PLUS_EXPR properly.
4944 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4945 Changpeng Fang <changpeng.fang@amd.com>
4948 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4949 the cost of an IV candidate when the IV is used in a test against zero.
4951 * gcc.dg/tree-ssa/ivopts-3.c: New.
4953 2010-02-11 Richard Guenther <rguenther@suse.de>
4956 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
4957 pointer-vs-decl case by swapping refs. Handle some cases
4958 of pointer-vs-decl disambiguations more conservatively.
4959 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
4960 to false after expanding.
4962 2010-02-11 Richard Guenther <rguenther@suse.de>
4965 * gcc.c (process_command): Handle LTO file@offset case more
4968 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4970 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
4971 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
4973 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
4975 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
4976 if MEM's mode size isn't DWARF2_ADDR_SIZE.
4977 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
4978 Optimize eq/ne comparisons when both arguments are known to be
4980 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
4981 Don't mask operands unnecessarily if they are known to be already
4984 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
4986 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
4989 2010-02-10 Richard Guenther <rguenther@suse.de>
4991 PR tree-optimization/43017
4992 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
4993 for wrapping signed arithmetic.
4995 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4998 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
4999 if no debug info should be emitted for it.
5001 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5003 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5004 note when flag_exceptions is set.
5006 2010-02-10 Duncan Sands <baldrick@free.fr>
5008 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5010 2010-02-10 Richard Guenther <rguenther@suse.de>
5013 * tree.c (get_unwidened): Handle constants.
5014 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5016 2010-02-10 Martin Jambor <mjambor@suse.cz>
5019 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5020 check for variable argument counts independently.
5022 2010-02-10 Christian Bruel <christian.bruel@st.com>
5025 * config/sh/sh.c (find_barrier): Increase length for non delayed
5026 conditional branches.
5028 2010-02-10 Christian Bruel <christian.bruel@st.com>
5030 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5032 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5034 * builtins.c (set_builtin_user_assembler_name): Also handle
5035 ffs if int is smaller than word.
5037 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5040 * ira-conflicts.c (get_dup): Remove.
5041 (process_reg_shuffles): Add new parameter. Use it as an
5042 additional guard for copy generation.
5043 (add_insn_allocno_copies): Rewrite.
5045 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5047 * common.opt (fsched2-use-traces): Preserved for backward
5049 * doc/invoke.texi: Remove the documentation about option
5050 -fsched2-use-traces.
5051 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
5052 flag_sched2_use_traces.
5053 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
5054 the backward compatibility flag section.
5056 2010-02-09 Richard Guenther <rguenther@suse.de>
5058 PR tree-optimization/43008
5059 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5060 make HEAP variables initialized from global memory if they
5061 are not known builtin functions.
5062 (find_func_aliases): Adjust.
5064 2010-02-09 Richard Guenther <rguenther@suse.de>
5066 PR tree-optimization/43000
5067 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5068 arithmetic manually.
5070 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5072 PR tree-optimization/42931
5073 * tree-loop-linear.c (try_interchange_loops): Don't call
5074 double_int_mul if estimated_loop_iterations failed.
5076 2010-02-08 Martin Jambor <mjambor@suse.cz>
5079 * tree-sra.c (build_accesses_from_assign): Do not mark in
5080 should_scalarize_away_bitmap if stmt has volatile ops.
5081 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5084 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5086 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5088 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5090 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5093 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5096 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5098 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5101 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5102 to unknown_dependence.
5103 (graphite_legal_transform_dr): Handle the unknown_dependence.
5104 (graphite_carried_dependence_level_k): Same.
5106 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5108 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5110 2010-02-07 Richard Guenther <rguenther@suse.de>
5113 * expr.c (get_inner_reference): Always initialize *pbitsize.
5115 2010-02-07 Richard Guenther <rguenther@suse.de>
5118 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5119 new ARRAY_REFs on variable size element or minimal index arrays.
5121 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5122 gimple_fold_indirect_ref.
5124 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5127 * arm.c (arm_override_options): Just return if the user has specified
5128 an invalid fpu name.
5130 2010-02-03 Jason Merrill <jason@redhat.com>
5133 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5134 i386_pe_maybe_record_exported_symbol.
5136 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5139 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5140 (pa_delegitimize_address): New function.
5142 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5144 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5145 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5147 2010-02-05 Richard Guenther <rguenther@suse.de>
5150 * lto-streamer-in.c (get_resolution): Deal with references
5151 to undefined functions.
5153 2010-02-05 Richard Guenther <rguenther@suse.de>
5155 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5156 (fold_const_aggregate_ref): Likewise.
5157 (ccp_fold_stmt): Substitute loads.
5158 (maybe_fold_reference): Verify types before substituting.
5160 (fold_gimple_assign): Unshare properly.
5161 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5163 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5165 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5166 for rs6000_gen_cell_microcode.
5168 2010-02-04 Richard Guenther <rguenther@suse.de>
5170 PR rtl-optimization/42952
5171 * dse.c (const_or_frame_p): Remove MEM handling.
5173 2010-02-04 Nick Clifton <nickc@redhat.com>
5175 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5176 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5177 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5178 (mn10300_asm_output_mi_thunk): New function.
5179 (mn10300_can_output_mu_thunk): New function.
5180 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5181 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5182 (FUNCTION_ARG): Delete incorrect comment.
5184 2010-02-03 Jason Merrill <jason@redhat.com>
5187 * fold-const.c (operand_equal_p): Handle erroneous types.
5189 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5191 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5193 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5195 PR rtl-optimization/42941
5196 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5199 2010-02-03 Jason Merrill <jason@redhat.com>
5202 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5204 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5207 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5208 (cselib_reset_table): Renamed from...
5209 (cselib_reset_table_with_next_value): ... this.
5210 (cselib_get_next_uid): Renamed from...
5211 (cselib_get_next_unknown_value): ... this.
5212 * cselib.c (next_uid): Renamed from...
5213 (next_unknown_value): ... this.
5214 (cselib_clear_table): Adjust.
5215 (cselib_reset_table): Adjust. Renamed from...
5216 (cselib_reset_table_with_next_value): ... this.
5217 (cselib_get_next_uid): Adjust. Renamed from...
5218 (cselib_get_next_unknown_value): ... this.
5219 (get_value_hash): Use hash.
5220 (cselib_hash_rtx): Likewise.
5221 (new_cselib_val): Adjust. Set and dump uid.
5222 (cselib_lookup_mem): Pass next_uid as hash.
5223 (cselib_subst_to_values): Likewise.
5224 (cselib_log_lookup): Dump uid.
5225 (cselib_lookup): Pass next_uid as hash. Adjust.
5226 (cselib_process_insn): Adjust.
5227 (cselib_init): Initialize next_uid.
5228 (cselib_finish): Adjust.
5229 (dump_cselib_table): Likewise.
5230 * dse.c (canon_address): Dump value uid.
5231 * print-rtl.c (print_rtx): Print value uid.
5232 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5234 (dv_uid): New function, sort of renamed from...
5235 (dv_htab_hash): ... this, reimplemented in terms of it and...
5236 (dv_uid2hash): ... this. New.
5237 (variable_htab_eq): Drop excess assertions.
5238 (tie_break_pointers): Removed.
5239 (canon_value_cmp): Compare uids.
5240 (variable_post_merge_New_vals): Print uids.
5241 (vt_add_function_parameters): Adjust.
5242 (vt_initialize): Reset table. Adjust.
5244 2010-02-03 Richard Guenther <rguenther@suse.de>
5246 PR tree-optimization/42944
5247 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5248 (call_may_clobber_ref_p_1): Likewise. Properly handle
5249 malloc and calloc clobbering errno.
5251 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5253 * doc/invoke.texi: Fix name of sched1 dump.
5255 * opts.c (decode_options): Set flag_tree_switch_conversion
5256 only conditionally on optimize >= 2.
5258 * gcse.c: Assorted comment fixes in pass description.
5260 2010-02-03 Anthony Green <green@moxielogic.com>
5262 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5263 nop padding in order to maintain alignment of storage location of
5264 target function address.
5265 (moxie_trampoline_init): Store target function address at newly
5267 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5269 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5271 2010-02-03 Richard Guenther <rguenther@suse.de>
5274 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5276 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5278 * config.gcc: Reenable check for obsolete targets.
5279 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5280 mips-sgi-irix6.[0-4]*.
5282 2010-02-02 Nick Clifton <nickc@redhat.com>
5284 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5285 constant size of 4 as being the same as 0.
5286 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5287 can take values in the range 0..4.
5289 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5292 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5293 as _darwin10_Unwind_FindEnclosingFunction().
5294 * libgcc-libsystem.ver: New.
5296 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5299 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5300 implicitly set registers.
5302 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5304 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5305 (arm_override_options): Allow automatic selection of the thread
5306 pointer register if thumb2.
5307 (legitimize_pic_address): Improve code sequences for Thumb2.
5308 (arm_call_tls_get_addr): Likewise.
5309 (legitimize_tls_address): Likewise.
5310 * arm.md (pic_load_addr_arm): Delete. Replace with ...
5311 (pic_load_addr_32bit): ... this. New named pattern.
5312 * thumb2.md (pic_load_addr_thumb2): Delete.
5313 (pic_load_dot_plus_four): Delete.
5314 (tls_load_dot_plus_four): New named pattern.
5316 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5319 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
5320 Document fix for TLS bug.
5322 2010-01-31 Richard Guenther <rguenther@suse.de>
5324 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
5325 conservatively correct.
5327 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5331 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5333 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5335 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5337 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
5339 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
5341 * config.gcc: Adjust order of makefile fragments for mingw targets.
5343 2010-01-31 Richard Guenther <rguenther@suse.de>
5346 * gimplify.c (gimplify_init_constructor): For volatile LHS
5347 initialize a temporary.
5349 2010-01-31 Matthias Klose <doko@ubuntu.com>
5351 * configure.ac: Fix __stack_chk_fail check for cross builds configured
5353 * configure: Regenerate.
5355 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
5357 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5358 the same alias set and their sizes different constantness.
5359 (aliasing_component_refs_p): Revert 2009-10-24 change.
5361 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5363 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
5366 2010-01-29 Richard Guenther <rguenther@suse.de>
5368 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
5369 Assert we successfully updated the call.
5371 2010-01-29 Jakub Jelinek <jakub@redhat.com>
5373 PR rtl-optimization/42889
5374 * df.h (df_set_bb_dirty_nonlr): New prototype.
5375 * df-core.c (df_set_bb_dirty_nonlr): New function.
5376 * df-scan.c (df_insn_rescan): Call it instead of
5377 df_set_bb_dirty for DEBUG_INSNs.
5379 2010-01-29 Richard Guenther <rguenther@suse.de>
5382 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
5383 quadratic behavior in most cases.
5385 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
5388 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5389 in the call to gen_x86_movsicc_0_m1.
5391 2010-01-28 Richard Guenther <rguenther@suse.de>
5393 PR tree-optimization/42871
5394 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
5396 2010-01-28 Richard Guenther <rguenther@suse.de>
5398 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5399 into call arguments.
5401 2010-01-28 Richard Guenther <rguenther@suse.de>
5404 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
5405 the forwarder if the destination is an EH landing pad.
5407 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
5409 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
5410 block list passed to gimple_duplicate_sese_tail.
5411 (parallelize_loops): Avoid parallelization when the function
5413 Avoid parallelization when the preheader is IRREDUCIBLE.
5414 Try to optimize when estimated_loop_iterations_int is unresolved.
5415 Add the loop's location to the dump file.
5416 * tree-cfg.c (add_phi_args_after_redirect): Remove.
5417 (gimple_duplicate_sese_tail): Remove the check for the latch.
5418 Redirect nexits to the exit block.
5419 Remove handling of the incoming edges to the latch.
5420 Redirect the backedge from the copied latch to the exit bb.
5422 2010-01-28 Michael Matz <matz@suse.de>
5425 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5426 Wrap force_reg into a sequence, emit it before user.
5428 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5430 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5432 (arm_legacy_rev): Likewise.
5433 (thumb_legacy_rev): Likewise.
5435 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5437 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5438 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5439 on MEM's address failed, try avoid_constant_pool_reference and
5440 recurse if it returned something different.
5441 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5442 address, try avoid_constant_pool_reference and recurse if it
5443 returned something different.
5444 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5445 address and avoid_constant_pool_reference returned something
5446 different, don't set have_address.
5448 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5451 * var-tracking.c (val_store): Add modified argument, obey it.
5453 (count_uses): Move down logging of main.
5454 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5455 don't need resolution.
5456 (emit_notes_in_bb): Likewise.
5458 2010-01-27 Richard Guenther <rguenther@suse.de>
5461 * tree-inline.c (remap_decl): Delay remapping of SSA name
5462 default definitions until we need them.
5464 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5466 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5467 (rs6000_delegitimize_address): New function.
5469 * config/s390/s390.c (s390_delegitimize_address): Call
5470 delegitimize_mem_from_attrs.
5473 * tree-inline.c (cannot_copy_type_1): Removed.
5474 (copy_forbidden): Don't forbid copying of functions containing
5475 records/unions with variable length fields.
5477 2010-01-27 Christian Bruel <christian.bruel@st.com>
5481 * config/sh/sh.c (find_barrier): Increase length for non delayed
5482 conditional branches.
5484 2010-01-27 Matthias Klose <doko@ubuntu.com>
5486 * configure.ac (gnu-unique-object): Fix ldd version check.
5487 * configure: Regenerate.
5489 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5491 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
5493 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
5494 Test for HAVE_GNU_AS value.
5496 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5498 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
5499 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
5500 INT64_TYPE): Define.
5501 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
5502 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5503 INT_LEAST64_TYPE): Define.
5504 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
5505 UINT_LEAST64_TYPE): Define.
5506 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
5507 INT_FAST64_TYPE): Define.
5508 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5509 UINT_FAST64_TYPE): Define.
5510 (INTMAX_TYPE, UINTMAX_TYPE): Define.
5511 (INTPTR_TYPE, UINTPTR_TYPE): Define.
5512 (SIG_ATOMIC_TYPE): Define.
5514 2010-01-26 Richard Guenther <rguenther@suse.de>
5516 * df-scan.c (df_scan_set_bb_info): Remove assert.
5517 (df_insn_rescan_debug_internal): Merge asserts.
5518 (df_install_ref): Likewise.
5519 (df_mark_reg): Use bitmap_set_range.
5520 (df_hard_reg_used_p): Remove assert.
5521 (df_hard_reg_used_count): Likewise.
5523 2010-01-26 Richard Guenther <rguenther@suse.de>
5525 PR rtl-optimization/42685
5526 * web.c (web_main): Ignore DEBUG_INSNs.
5528 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
5530 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5532 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5533 Fix types of fndecl and arglist parameters.
5535 2010-01-26 Richard Guenther <rguenther@suse.de>
5538 * tree-eh.c (unsplit_eh): Skip debug insns.
5540 2010-01-26 Richard Guenther <rguenther@suse.de>
5542 PR tree-optimization/42250
5543 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5545 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5548 * omp-low.c (expand_omp_sections): Only use single_pred if
5549 l2_bb is single_pred_p.
5551 2010-01-25 Christian Bruel <christian.bruel@st.com>
5554 * config/sh/sh.c (find_barrier): Increase length for non delayed
5555 conditional branches.
5556 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5558 2010-01-24 David S. Miller <davem@davemloft.net>
5560 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5561 define if not using GAS.
5562 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5563 Likewise. Delete SECTION_MERGE code, which is only applicable
5566 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5569 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5570 mangling of va_list in system headers.
5572 2010-01-23 Toon Moene <toon@moene.org>
5574 * tree-predcom.c (combine_chains): Return NULL, not false.
5576 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5578 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5579 initialization of variable res to agree with return type.
5581 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5583 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5584 * tree-sra.c: Add include of expr.h.
5586 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5588 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5589 insert the debug stmt on the single non-EH edge from the stmt.
5591 2010-01-22 Richard Henderson <rth@redhat.com>
5594 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5595 the RHS until after generate_subtree_copies has insertted its
5596 code before the current statement.
5598 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5600 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5602 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5604 2010-01-21 Martin Jambor <mjambor@suse.cz>
5606 PR tree-optimization/42585
5607 * tree-sra.c (struct access): New field grp_total_scalarization.
5608 (dump_access): Dump the new field.
5609 (should_scalarize_away_bitmap): New variable.
5610 (cannot_scalarize_away_bitmap): Likewise.
5611 (sra_initialize): Allocate new bitmaps.
5612 (sra_deinitialize): Free new bitmaps.
5613 (create_access_1): New function.
5614 (create_access): Parts moved to create_access_1.
5615 (type_consists_of_records_p): New function.
5616 (completely_scalarize_record): Likewise.
5617 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5618 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5619 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5621 (analyze_all_variable_accesses): Completely scalarize small eligible
5624 2010-01-21 Martin Jambor <mjambor@suse.cz>
5626 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5628 2010-01-21 Andrew Haley <aph@redhat.com>
5630 * gcc.c (process_command): Move lang_specific_driver before
5631 setting cc_libexec_prefix.
5633 2010-01-21 Richard Guenther <rguenther@suse.de>
5636 * fold-const.c (negate_expr_p): Pretend only negative
5637 real constants are easily negatable.
5639 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5640 Jason Merrill <jason@redhat.com>
5642 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5643 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5644 * calls.c (initialize argument_information): Handle it.
5645 * c-common.c (handle_transparent_union_attribute): Use new name.
5646 * c-decl.c (finish_struct): Ditto.
5647 * c-typeck.c (type_lists_compatible_p): Ditto.
5648 (convert_for_assignment): Use new name and also handle record.
5649 * function.c (aggregate_value_p): Handle it.
5650 (pass_by_reference): Ditto.
5651 (assign_parm_data_types): Ditto.
5652 * print-tree.c (print_node): Ditto.
5653 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5654 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5655 * tree.c (first_field): New fn.
5657 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5660 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5661 even when linking statically, for now.
5663 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5666 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5667 without a cselib val.
5668 (count_uses): Accept MO_VAL_SET with no val on stores.
5669 (add_stores): Likewise.
5671 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5673 * var-tracking.c (check_value_val): Add a compile time assertion.
5674 (dv_is_decl_p): Simplify.
5675 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5676 gcc_assert if ENABLE_CHECKING.
5678 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5681 * var-tracking.c: Include tree-flow.h.
5682 (mem_dies_at_call): New.
5683 (dataflow_set_preserve_mem_locs): Use it.
5684 (dataflow_set_remove_mem_locs): Likewise.
5685 (dump_var): Renamed from dump_variable. Adjust all callers.
5686 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5687 * Makefile.in (var-tracking.o): Adjust deps.
5689 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5691 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5693 2010-01-20 Richard Guenther <rguenther@suse.de>
5695 PR tree-optimization/42717
5696 * tree-ssa-dce.c (get_live_post_dom): Remove.
5697 (forward_edge_to_pdom): Take an arbitrary edge to copy
5698 degenerate PHI args from.
5699 (remove_dead_stmt): Use the first post-dominator even if it
5700 does not contain live statements as redirection destination.
5702 2010-01-20 Richard Guenther <rguenther@suse.de>
5704 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5706 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5708 * sel-sched.c (create_speculation_check): Remove set but not used
5710 (try_transformation_cache): Remove set but not used variable ds.
5711 (calculate_privileged_insns): Remove set but not used variables
5712 cur_insn and min_spec_insn.
5713 (find_best_expr): Remove set but not used variable avail_n.
5714 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5716 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5718 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5719 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5722 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5725 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5726 cpu types. Add support for *-sse3 cpu types.
5727 (x86_64-*-*): Ditto.
5729 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5732 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5733 argument, call initializer_constant_valid_p_1 instead of
5734 initializer_constant_valid_p, pass CACHE to it, return NULL
5735 immediately if first call returns NULL.
5736 (initializer_constant_valid_p_1): New function.
5737 (initializer_constant_valid_p): Use it.
5739 2010-01-20 Thomas Quinot <quinot@adacore.com>
5741 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5743 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5745 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5746 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5747 (loc_list_from_tree): Don't handle unsigned division. Handle
5748 signed modulo using DW_OP_{over,over,div,mul,minus}.
5749 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5750 modulo instead of signed.
5752 2010-01-20 DJ Delorie <dj@redhat.com>
5754 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5756 (h8300_emit_stack_adjustment): Propogate it.
5758 (h8300_expand_prologue): Likewise.
5759 (h8300_expand_epilogue): Likewise.
5761 2010-01-19 Michael Matz <matz@suse.de>
5763 PR tree-optimization/41783
5764 * tree-data-ref.c (toplevel): Include flags.h.
5765 (dump_data_dependence_relation): Also dump the inputs if the
5766 result will be unknown.
5767 (split_constant_offset_1): Look through some conversions.
5768 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5769 the offset from last element is too large.
5770 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5771 (reassociate_to_the_same_stmt): Handle vector registers.
5772 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5774 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5775 wide_prolog_niters argument, emit widening instructions.
5776 (vect_do_peeling_for_alignment): Adjust caller, use widened
5777 variant of the iteration cound.
5778 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5780 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5783 * config/arm/neon-testgen.m (emit_automatics): New parameter
5784 features. Adjust for Fixed_return_reg feature.
5785 (test_intrinsic): Call emit_automatics with new feature.
5786 * config/arm/neon.ml: Update copyright years.
5787 (features): New Fixed_return_reg feature.
5788 (ops): Update feature for Vget_low.
5790 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5792 PR tree-optimization/42719
5793 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5797 * fwprop.c (all_uses_available_at): Return false if def_set dest
5798 is a REG that is used in def_insn.
5800 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5802 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5804 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5807 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5809 * target.h (struct gcc_target) <secondary_reload>: Change type
5810 of last argument to secondary_reload_info *.
5812 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5815 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5816 memory references with unaligned offsets. Remove CQImode handling.
5817 (unaligned_memory_operand): Return 1 for memory references with
5818 unaligned offsets. Remove CQImode handling.
5820 2010-01-18 Richard Guenther <rguenther@suse.de>
5823 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5826 2010-01-18 Richard Guenther <rguenther@suse.de>
5828 PR tree-optimization/42781
5829 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5830 restrict processing only if the original variable was artificial.
5832 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5834 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5835 find number of popped argument bytes.
5837 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5838 Fix the text that describes the return value for invalid insns.
5840 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5842 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5843 Clarify what 'cost of the -dependence' is. Fix quoting.
5845 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5846 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5848 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5850 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5851 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5853 2010-01-17 Richard Guenther <rguenther@suse.de>
5856 * function.c (split_complex_args): Take a VEC to modify.
5857 (assign_parms_augmented_arg_list): Build a VEC instead of
5858 a chain of PARM_DECLs.
5859 (assign_parms_unsplit_complex): Take a VEC of arguments.
5860 Do not fixup unmodified parms.
5861 (assign_parms): Deal with the VEC.
5862 (gimplify_parameters): Likewise.
5864 2010-01-17 Richard Guenther <rguenther@suse.de>
5866 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5867 node existence check.
5868 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5869 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5870 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5871 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5872 (gimple_execute_on_growing_pred): Likewise.
5874 2010-01-17 Richard Guenther <rguenther@suse.de>
5876 PR tree-optimization/42773
5877 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5878 (compute_antic_aux): Likewise.
5879 (compute_partial_antic_aux): Likewise.
5881 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5884 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5887 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5889 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5892 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5893 Fix markup for strict argument.
5895 (TARGET_SCHED_REORDER2): Fix argument types.
5897 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5898 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5900 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5901 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5903 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5906 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5907 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5908 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5909 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5910 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5912 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5914 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5916 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5917 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
5919 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5921 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5924 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5926 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5927 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5929 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5931 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5933 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
5934 referring to it. Fix language.
5936 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
5938 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
5940 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
5942 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
5944 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
5945 '@var{stream}. Remove stray 'and'.
5947 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5949 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5951 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
5953 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5954 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
5956 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
5957 Fix description of return value.
5958 Rename argument "sz" to "len."
5960 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
5961 Clarify meaning of 'true' return value.
5963 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
5965 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
5966 rep_mode versus mode_rep.
5968 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
5970 (TARGET_BUILTIN_DECL): Fix name.
5972 (TARGET_COMMUTATIVE_P): Fix type of first argument.
5974 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
5976 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
5978 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
5980 (TARGET_RELAXED_ORDERING): Use @deftypevr.
5982 (TARGET_GET_DRAP_RTX): Note that this is a hook.
5985 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
5986 Rename argument tm_fn to md_fn.
5988 (TARGET_OPTION_PRINT): Fix argument list.
5990 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
5993 * config/i386/i386.c (ix86_fixup_binary_operands):
5994 Revert FMA4 fixup of operands.
5996 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5999 * Makefile.in (write_entries_to_file, install-plugin):
6000 Use \012 instead of \n with tr.
6002 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6004 * configure.ac (HAVE_AS_REF): New C macro.
6005 * configure: Regenerate.
6006 * config.in: Likewise.
6007 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6009 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6012 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6014 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6016 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6018 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6020 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6022 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6024 (TARGET_BINDS_LOCAL_P): Fix argument type.
6026 (TARGET_ASM_FILE_END): Use prototype.
6028 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6030 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6032 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6034 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6036 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6037 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6039 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6040 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6042 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6043 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6044 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6045 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6047 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6049 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6051 (TARGET_INIT_BUILTINS): Use prototype.
6053 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6054 Put 'const char *' in braces. Fix parameter types.
6055 (TARGET_INVALID_CONVERSION): Fix parameter types.
6056 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
6057 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
6059 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
6062 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6064 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6066 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6068 * doc/tm.texi (TARGET_HELP): Fix return type.
6070 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6071 in braces. Fix argument types.
6073 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6075 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6077 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6079 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6080 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6082 (TARGET_MANGLE_TYPE): Fix argument types.
6084 (TARGET_IRA_COVER_CLASSES): Use prototype.
6086 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6088 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6090 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6092 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6094 (TARGET_CALLEE_COPIES): Fix argument types.
6096 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6098 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6100 (TARGET_FUNCTION_VALUE): Fix argument types.
6102 (TARGET_RETURN_IN_MSB): Fix argument type.
6104 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6106 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6108 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6110 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6111 agree with return type.
6113 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6115 2010-01-15 Jing Yu <jingyu@google.com>
6117 PR rtl-optimization/42691
6118 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6119 a pseudo to a constant and are merged, and adjust comments.
6121 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6123 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6125 2010-01-15 Richard Guenther <rguenther@suse.de>
6128 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6129 labels of computed or non-local gotos to the destination.
6130 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6131 landing pad label is the first label.
6133 2010-01-15 Richard Guenther <rguenther@suse.de>
6135 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6137 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6140 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6141 to allow generation of the xssqrtdp instruction on power7.
6142 (sqrtdf2_fpr): Ditto.
6144 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6147 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6148 functions with noreturn attribute.
6151 * varasm.c (declare_weak): Add weak attribute to decl if it
6152 doesn't have one already.
6153 (assemble_external): Only add decls to weak_decls if they also
6154 have weak attribute.
6156 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6158 * var-tracking.c (var_reg_delete): Don't delete the association
6159 between REGs and values or one-part variables if the register
6162 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6165 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6166 because its first operand is a non-localized variable.
6168 2010-01-14 Martin Jambor <mjambor@suse.cz>
6170 PR tree-optimization/42706
6171 * tree-sra.c (encountered_recursive_call): New variable.
6172 (encountered_unchangable_recursive_call): Likewise.
6173 (sra_initialize): Initialize both new variables.
6174 (callsite_has_enough_arguments_p): New function.
6175 (scan_function): Call decl and flags check only for IPA-SRA, check
6176 whether there is a recursive call and whether it has enough arguments.
6177 (all_callers_have_enough_arguments_p): New function.
6178 (convert_callers): Look for recursive calls only when
6179 encountered_recursive_call is set.
6180 (ipa_early_sra): Bail out either if
6181 !all_callers_have_enough_arguments_p or
6182 encountered_unchangable_recursive_call.
6184 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6186 * sel-sched.c: Add 2010 to copyright years.
6187 * sel-sched-ir.c: Likewise.
6188 * sel-sched-ir.h: Likewise.
6190 2010-01-14 Martin Jambor <mjambor@suse.cz>
6192 PR tree-optimization/42714
6193 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6194 constructors specially.
6196 2010-01-14 Andi Kleen <ak@linux.intel.com>
6198 * config/i386/drivers-i386.c (detect_caches_intel):
6199 Add l2sizekb parameter and fill in.
6200 (host_detect_local_cpu): Add l2sizekb, fill in.
6201 Add Atom small cache heuristic.
6203 2010-01-14 Andi Kleen <ak@linux.intel.com>
6205 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6206 Add level3 parameter and fill in.
6207 (detect_caches_intel): Handle level3 cache.
6209 2010-01-14 Andi Kleen <ak@linux.intel.com>
6211 * config/i386/drivers-i386.c (host_detect_local_cpu):
6212 Fix core duo detection.
6214 2010-01-14 Andi Kleen <ak@linux.intel.com>
6216 * config/i386/drivers-i386.c (host_detect_local_cpu):
6219 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6221 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6222 (rs6000_variable_issue_1): this. Use...
6223 (rs6000_variable_issue): here. Reimplement. Print debug info.
6225 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6227 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6228 sel_restore_notes. Update all callers. Call reemit_notes
6231 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6233 PR rtl-optimization/42246
6234 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6237 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6239 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6240 all successors is the same as number of successors in current region.
6242 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6244 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6245 to rename is not separable. Otherwise check that its LHS is not NULL.
6247 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6249 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6251 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6253 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6254 available registers when failed to discover LHS register class.
6255 Fix indentation. Update comment.
6257 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6258 Alexander Monakov <amonakov@ispras.ru>
6260 PR rtl-optimization/42389
6261 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6263 (advance_state_on_fence): Likewise.
6264 (sel_target_adjust_priority): Print debug output only when
6265 sched_verbose >= 4, not 2.
6266 (get_expr_cost): Do not issue all unique insns on the next cycle.
6267 (fill_insns): Initialize can_issue_more from the value saved
6269 * sel-sched-ir.c (flist_add): New parameter issue_more.
6270 Init FENCE_ISSUE_MORE with it.
6271 (merge_fences): Likewise.
6272 (init_fences): Update call to flist_add.
6273 (add_to_fences, add_clean_fence_to_fences)
6274 (add_dirty_fence_to_fences): Likewise.
6275 (move_fence_to_fences): Update call to merge_fences.
6276 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6278 * sel-sched-ir.h (struct _fence): New field issue_more.
6279 (FENCE_ISSUE_MORE): New accessor macro.
6281 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6283 PR rtl-optimization/42388
6284 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6285 that have no predecessors nor successors. Do not call move_bb_info
6286 for empty blocks outside of current region.
6288 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6290 PR rtl-optimization/42294
6291 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6292 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6293 originators' originators.
6295 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6297 PR rtl-optimization/39453
6298 PR rtl-optimization/42246
6299 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6301 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6303 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6304 Alexander Monakov <amonakov@ispras.ru>
6307 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6308 (maybe_tidy_empty_bb): ... here. Make static. Add new
6309 argument. Update all callers.
6310 (tidy_control_flow): ... and here. Recompute topological order
6311 of basic blocks in region if necessary.
6312 (sel_redirect_edge_and_branch): Change return type. Return true
6313 if topological order might have been invalidated.
6314 (purge_empty_blocks): Export and move from...
6315 * sel-sched.c (purge_empty_blocks): ... here.
6316 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
6317 (maybe_tidy_empty_bb): Delete prototype.
6318 (purge_empty_blocks): Declare.
6320 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6322 PR rtl-optimization/42249
6323 * sel-sched.c (try_replace_dest_reg): When chosen register
6324 and original register is the same, do not bail out early, but
6325 still check all original insns for validity of replacing destination
6326 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
6329 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6332 Port from no-undefined-overflow branch:
6333 2009-03-09 Richard Guenther <rguenther@suse.de>
6335 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
6337 2010-01-14 Richard Guenther <rguenther@suse.de>
6340 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
6342 2010-01-14 Ira Rosen <irar@il.ibm.com>
6344 PR tree-optimization/42709
6345 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
6346 as scalar type in creation of constant vector operand.
6348 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6351 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
6352 (check-parallel-%): Match `testsuite' directory component only
6355 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
6357 PR translation/39521
6358 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
6361 2010-01-13 Richard Guenther <rguenther@suse.de>
6363 PR tree-optimization/42730
6364 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
6367 2010-01-13 Steve Ellcey <sje@cup.hp.com>
6370 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
6371 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
6374 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
6376 * config/bfin/libgcc-bfin.ver: Regenerate based on current
6377 libgcc-std.ver. Add entries for ___smulsi3_highpart and
6378 ___umulsi3_highpart.
6380 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
6381 rather than schedule_insns if the pass is enabled.
6383 2010-01-13 Martin Jambor <mjambor@suse.cz>
6385 PR tree-optimization/42704
6386 * tree-sra.c (sra_modify_assign): Do not delete assignments to
6389 2010-01-13 Martin Jambor <mjambor@suse.cz>
6391 PR tree-optimization/42703
6392 * tree-sra.c (analyze_access_subtree): Check that we can build a
6393 reference to the original data within the aggregate.
6395 2010-01-13 Richard Guenther <rguenther@suse.de>
6397 PR tree-optimization/42705
6398 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6400 2010-01-13 Richard Guenther <rguenther@suse.de>
6403 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
6405 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6408 * var-tracking.c (values_to_unmark): New variable.
6409 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6410 values_to_unmark vector. Moved body to...
6411 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6412 instead queue it into values_to_unmark vector.
6413 (vt_find_locations): Free values_to_unmark vector.
6415 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
6417 * config/s390/s390.c (override_options): Set
6418 default of max-pending-list-length to 256
6420 2010-01-13 Richard Guenther <rguenther@suse.de>
6423 * tree-pass.h (PROP_gimple_lcx): New.
6424 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6425 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6426 before the final cleanup_eh.
6427 (dump_properties): Dump PROP_gimple_lcx.
6428 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6429 (tree_lower_complex_O0): Remove.
6430 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6431 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6432 tree_lower_complex, schedule TODO_update_ssa.
6433 * lto-streamer-out.c (output_function): Stream the functions
6435 * lto-streamer-in.c (input_function): Likewise.
6436 (lto_read_body): Do not override them here.
6438 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6441 * c-typeck.c (build_c_cast): Fold value cast to union type before
6442 wrapping it in a CONSTRUCTOR.
6444 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6446 PR rtl-optimization/42699
6447 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6450 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6452 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6453 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6454 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6455 SUBTARGET_WARN_UNUSED_SPEC): ... here
6456 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6458 2010-01-12 Julian Brown <julian@codesourcery.com>
6460 * config/arm/neon-schedgen.ml (Utils): Don't try to
6461 open missing module.
6462 (find_with_result): New.
6464 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6467 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6468 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6470 PR tree-optimization/42645
6471 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6472 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6473 decl_map, set processing_debug_stmt to -1 and return name without
6476 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6478 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6479 binutils version, and reword target configuration description.
6481 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6483 * config/avr/avr.h (LINKER_NAME): Remove.
6485 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6488 * config/rs6000/rs6000.c (rs6000_override_options): On targets
6489 that support VSX, warn for -mno-altivec if vsx is not disabled,
6492 2010-01-11 Joseph Myers <joseph@codesourcery.com>
6493 Shujing Zhao <pearly.zhao@oracle.com>
6495 PR translation/42469
6496 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
6497 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
6498 character between option name and help text.
6499 * c.opt (imultilib): Likewise.
6501 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
6503 * lto-streamer-out.c (output_unreferenced_globals): Output static
6506 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
6508 PR rtl-optimization/42621
6509 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
6510 optimizing for size.
6511 (duplicate_computed_gotos): Remove now-redundant check.
6513 2010-01-10 Steve Ellcey <sje@cup.hp.com>
6516 * configure.ac: Save and restore LDFLAGS and LIBS
6517 * configure: Regenerate.
6519 2010-01-10 Richard Guenther <rguenther@suse.de>
6522 * builtins.c (fold_builtin_strlen): Add type argument and
6523 convert the resulting length to it.
6524 (fold_builtin_1): Adjust.
6526 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6528 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
6529 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6531 (num_insns_constant_wide): Adjust for that change.
6533 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6536 * web.c (union_defs): Add used argument, to combine uses of
6538 (entry_register): Adjust type and tests of used argument.
6539 (web_main): Widen used for new use. Pass it to union_defs.
6540 * df.h (union_defs): Adjust prototype.
6542 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6545 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6546 uses in new incoming argument. Free body.
6547 (reset_debug_uses_in_loop): New.
6548 (analyze_insn_to_expand_var): Call the latter if the former found
6549 anything. Fix whitespace. Reject invalid dest overlaps before
6550 going through all insns in the loop.
6552 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6555 * haifa-sched.c (dying_use_p): Debug insns don't count.
6557 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6560 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6561 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6562 (verify_gimple_call): Reject LHS in noreturn calls.
6564 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6568 * tree-vect-loop-manip.c (adjust_info): New type.
6569 (adjust_vec): New pointer to vector.
6570 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6571 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6572 (slpeel_update_phis_for_duplicate_loop): Use them.
6573 (slpeel_update_phi_nodes_for_guard1): Likewise.
6574 (slpeel_update_phi_nodes_for_guard2): Likewise.
6575 (slpeel_tree_peel_loop_to_edge): Likewise.
6576 (vect_update_ivs_after_vectorizer): Likewise.
6578 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6580 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6581 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6583 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6585 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6586 bogus uninitialized warning.
6588 2010-01-09 Richard Guenther <rguenther@suse.de>
6591 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6592 the evolution is compatible with the initial condition.
6594 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6596 * gcc.c (process_command): Update copyright notice dates.
6597 * gcov.c (print_version): Likewise.
6598 * gcov-dump.c (print_version): Likewise.
6599 * mips-tfile.c (main): Likewise.
6600 * mips-tdump.c (main): Likewise.
6602 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6605 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6607 (rotlhi3_8): Delete.
6609 (rotlsi3_8): Delete.
6610 (rotlsi3_16): Delete.
6611 (rotlsi3_24): Delete.
6613 (*rotw<mode>3): New.
6614 (*rotb<mode>3): New.
6615 * config/avr/avr.c (avr_rotate_bytes): New function.
6616 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6618 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6621 * configure.ac: Modify -rdynamic check.
6622 * configure: Regenerate.
6624 2010-01-08 DJ Delorie <dj@redhat.com>
6626 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6627 register popping order.
6629 2010-01-08 Richard Guenther <rguenther@suse.de>
6632 * c.opt (fsigned-char): Also let LTO handle this option.
6633 (funsigned-char): Likewise.
6635 2010-01-07 Richard Guenther <rguenther@suse.de>
6637 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6638 (gimple_op): Likewise.
6639 (gimple_op_ptr): Likewise.
6640 (gimple_assign_set_lhs): Remove gcc_assert.
6641 (gimple_assign_set_rhs1): Likewise.
6642 (gimple_assign_set_rhs2): Likewise.
6643 (gimple_call_set_lhs): Likewise.
6644 (gimple_call_set_fn): Likewise.
6645 (gimple_call_set_fndecl): Likewise.
6646 (gimple_call_fndecl): Likewise.
6647 (gimple_call_return_type): Likewise.
6648 (gimple_call_set_chain): Likewise.
6649 (gimple_call_num_args): Likewise.
6650 (gimple_call_set_arg): Likewise.
6651 (gimple_cond_set_code): Likewise.
6652 (gimple_cond_set_lhs): Likewise.
6653 (gimple_cond_set_rhs): Likewise.
6654 (gimple_cond_set_true_label): Likewise.
6655 (gimple_cond_set_false_label): Likewise.
6656 (gimple_label_set_label): Likewise.
6657 (gimple_goto_set_dest): Likewise.
6658 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6659 (gimple_debug_bind_get_value): Likewise.
6660 (gimple_debug_bind_get_value_ptr): Likewise.
6661 (gimple_debug_bind_set_var): Likewise.
6662 (gimple_debug_bind_set_value): Likewise.
6663 (gimple_debug_bind_reset_value): Likewise.
6664 (gimple_debug_bind_has_value_p): Likewise.
6665 (gimple_return_retval_ptr): Remove gcc_assert.
6666 (gimple_return_retval): Likewise.
6667 (gimple_return_set_retval): Likewise.
6668 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6669 (safe_referenced_var_iterator): Remove.
6670 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6671 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6672 (fill_referenced_var_vec): Remove.
6673 (first_readonly_imm_use): Remove redundant gcc_assert.
6674 (phi_arg_index_from_use): Combine gcc_asserts.
6675 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6676 (first_imm_use_stmt): Remove redundant gcc_assert.
6677 * tree-cfg.c (verify_gimple_call): Verify function and chain
6678 operands. Verify arguments.
6679 (verify_types_in_gimple_stmt): Verify condition code and labels.
6681 2010-01-07 Richard Guenther <rguenther@suse.de>
6683 PR tree-optimization/42641
6684 * sese.c (rename_map_elt_info): Use the SSA name version, do
6687 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6689 PR tree-optimization/42625
6690 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6691 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6693 2010-01-07 Duncan Sands <baldrick@free.fr>
6695 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6697 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6700 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6701 note itself is not function_invariant_p.
6703 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6705 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6706 Do not add the DF_NOTE problem.
6707 * store-motion.c (execute_rtl_store_motion): Likewise.
6709 2010-01-07 Martin Jambor <mjambor@suse.cz>
6711 PR tree-optimization/42157
6712 * tree-sra.c (compare_access_positions): Stabilize sort if both
6713 accesses have integer types, return zero immediately if they are the
6716 2010-01-06 Richard Henderson <rth@redhat.com>
6719 * haifa-sched.c (add_to_note_list): Merge into ...
6720 (concat_note_lists): ... here, and ...
6721 (unlink_other_notes, rm_other_notes): Merge into...
6722 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6723 NOTE_INSN_EPILOGUE_BEG.
6725 2010-01-06 Richard Guenther <rguenther@suse.de>
6727 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6728 not inline regular functions into always-inline functions.
6730 2010-01-06 Nick Clifton <nickc@redhat.com>
6732 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6733 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6735 (OVERRIDE_OPTIONS): Delete.
6736 (OPTIMIZATION_OPTIONS): Define.
6737 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6738 * config/rx/rx.c (rx_handle_option): Issue an error message if
6739 -mcpu=rx200 and -fpu are used together.
6740 (rx_set_optimization_options): New function. Issue an error
6741 message if an optimization attribute attempts to reset the FPU/
6742 math optimization pairing.
6743 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6744 * config/rx/rx.opt: Set the default to 32-bit doubles.
6745 * config/rx/t-rx: Add multilibs for -nofpu option.
6746 * doc/invoke.texi: Update documentation of RX options.
6748 2010-01-06 Richard Guenther <rguenther@suse.de>
6750 * tree-ssa-pre.c (name_to_id): New global.
6751 (alloc_expression_id): Simplify SSA name handling.
6752 (lookup_expression_id): Likewise.
6753 (init_pre): Zero name_to_id.
6754 (fini_pre): Free it.
6756 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6758 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6760 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6763 * config/i386/sse.md (smaxv2di3): New.
6764 (umaxv2di3): Likewise.
6765 (sminv2di3): Likewise.
6766 (uminv2di3): Likewise.
6768 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6771 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6772 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6773 (legitimize_tls_address): Likewise.
6774 (sparc_tls_referenced_p): Likewise.
6775 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6776 and adjust calls to legitimize_pic_address.
6777 (legitimate_constant_p) Use sparc_tls_referenced_p.
6778 (legitimate_pic_operand_p): Likewise.
6779 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6780 (sparc_tls_symbol_ref_1): Delete.
6781 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6782 (legitimize_tls_address): Make static, handle CONST patterns.
6783 (legitimize_pic_address): Make static, remove unused parameter and
6784 adjust recursive calls.
6785 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6786 and adjust call to legitimize_pic_address.
6787 (sparc_output_mi_thunk): Likewise.
6789 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6790 H.J. Lu <hongjiu.lu@intel.com>
6793 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6794 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6795 operands to make them signed.
6798 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6801 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6802 GTU to GT for V4SI and V2DI.
6804 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6805 (umin<mode>3): Removed.
6807 (uminv4si3): Likewise.
6809 2010-01-05 Martin Jambor <mjambor@suse.cz>
6811 PR tree-optimization/42462
6812 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6813 current_function_decl to helper functions and macros.
6815 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6818 * flags.h: Don't include real.h.
6819 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6820 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6821 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6822 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6823 * dominance.c: Update copyright.
6824 * gimple.c (walk_gimple_op): Remove inline.
6825 * tree-ssa-reassoc.c: Include real.h.
6826 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6827 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6829 2010-01-05 Nick Clifton <nickc@redhat.com>
6831 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6832 register to push into the stack frame when the accumulator has to
6833 be saved during interrupts.
6835 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6837 * doc/invoke.texi: Remove the documentation about option
6839 * common.opt (Wunreachable-code): Preserved for backward
6841 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6842 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6843 the backward compatibility flag section.
6845 2010-01-05 Richard Guenther <rguenther@suse.de>
6847 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6849 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6852 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6854 PR tree-optimization/42508
6855 * tree-sra.c (convert_callers): Check for recursive call
6856 by comparing cgraph nodes instead of decls.
6857 (modify_function): Call ipa_modify_formal_parameters also
6858 on all same_body aliases.
6860 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6861 cgraph nodes when checking for same_body aliases.
6863 2010-01-05 Richard Guenther <rguenther@suse.de>
6865 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6866 allocation and lookup.
6867 (get_or_alloc_expr_for_constant): Likewise.
6868 (phi_translate): Sink allocation.
6870 2010-01-04 Richard Guenther <rguenther@suse.de>
6872 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6873 a new entry only if needed.
6874 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6875 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6877 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6879 (phi_translate): Handle CONSTANTs early.
6881 2010-01-04 Martin Jambor <mjambor@suse.cz>
6883 PR tree-optimization/42398
6884 * tree-sra.c (struct access): Removed flag grp_different_types.
6885 (dump_access): Do not dump the removed flag.
6886 (sort_and_splice_var_accesses): Do not set the removed flag.
6887 (sra_modify_expr): Check for type compatibility directly.
6889 2010-01-04 Martin Jambor <mjambor@suse.cz>
6891 PR tree-optimization/42366
6892 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6893 edges with variable number of parameters.
6894 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6895 flag instead of asserting it.
6896 (ipa_read_node_info): Read uses_analysis_done flag.
6898 2010-01-04 Richard Guenther <rguenther@suse.de>
6900 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6901 iterative_hash_* as intended.
6902 (vn_reference_compute_hash): Likewise. Simplify hashing
6904 (vn_reference_lookup_2): Likewise.
6905 (vn_nary_op_compute_hash): Likewise.
6906 (vn_phi_compute_hash): Likewise.
6907 (expressions_equal_p): Remove strange code.
6908 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6909 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6910 (bitmap_insert_into_set_1): Take value-id as parameter.
6911 (add_to_value): Pass it.
6912 (bitmap_insert_into_set): Likewise.
6913 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6915 2010-01-04 Jakub Jelinek <jakub@redhat.com>
6918 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
6919 (do_self_spec): For switches with SWITCH_IGNORE set set also
6920 SWITCH_IGNORE_PERMANENTLY.
6921 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6924 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6926 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6927 tree of an unreferenced global var.
6929 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6932 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6933 GTU to GT for V4SI and V2DI.
6935 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6936 (umin<mode>3): Removed.
6938 (uminv4si3): Likewise.
6940 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6943 * collect2.c (main): Turn on trace in collect2 if -v is passed
6946 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6948 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6949 description of expression operand.
6951 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
6953 * configure.ac: Add install-html to target_list for Make-hooks.
6954 * configure: Regenerate.
6955 * fortran/Make-lang.in (F95_HTMLFILES): New.
6956 (fortran.html): Use it.
6957 (fortran.install-html): New.
6958 * Makefile.in (install-html): Add lang.install-html.
6959 * java/Make-lang.in (JAVA_HTMLFILES): New.
6960 (java.html): Use it.
6961 (java.install-html): New.
6962 * objc/Make-lang.in (objc.install-html): New.
6963 * objcp/Make-lang.in (obj-c++.install-html): New.
6964 * cp/Make-lang.in (c++.install-html): New.
6965 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
6966 * lto/Make-lang.in (lto.install-html): New.
6968 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6971 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
6973 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
6975 PR rtl-optimization/41862
6976 * store-motion.c (store_killed_in_insn, compute_store_table,
6977 remove_reachable_equiv_notes, replace_store_insn,
6978 build_store_vectors): Ignore all DEBUG_INSNs.
6980 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6983 * common.opt: Add dumpdir.
6985 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
6987 (option_map): Add --dumpdir.
6989 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
6991 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
6993 * opts.c (decode_options): Try dump_dir_name first if
6994 dump_base_name isn't an absolute path.
6995 (common_handle_option): Handle OPT_dumpdir.
6997 * toplev.c (dump_dir_name): New.
6998 (print_switch_values): Also ignore -dumpdir.
7000 * toplev.h (dump_dir_name): New.
7002 2010-01-03 Richard Guenther <rguenther@suse.de>
7004 PR tree-optimization/42589
7005 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7006 double-word expansion of bswap32.
7008 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7010 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7011 with BLOCK_FOR_INSN.
7012 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7013 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7014 noce_process_if_block): Likewise.
7015 * gcse.c (compute_local_properties, insert_expr_in_table,
7016 insert_set_in_table, canon_list_insert, find_avail_set,
7017 pre_insert_copy_insn): Likewise.
7019 * basic-block.h (BLOCK_NUM): Move from here...
7020 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7022 2010-01-03 Richard Guenther <rguenther@suse.de>
7024 PR tree-optimization/42438
7025 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7026 contains_may_not_return_call flag.
7027 (BB_MAY_NOTRETURN): New.
7028 (valid_in_sets): Trapping nary operations are not valid
7029 in blocks that may not return.
7030 (insert_into_preds_of_block): Remove check for trapping expressions.
7031 (compute_avail): Compute also BB_MAY_NOTRETURN.
7033 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7035 * doc/invoke.texi: Add 2010 to copyright years.
7037 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7039 * config/sparc/sparc.c: Fix formatting nits.
7041 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7042 Alexander Monakov <amonakov@ispras.ru>
7044 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7046 2010-01-02 Richard Guenther <rguenther@suse.de>
7049 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7050 (simplify_switch_using_ranges): Mark to be removed edges
7053 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7055 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7057 * collect2.c (scan_libraries): Add missing argument in call to
7060 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
7063 * config/alpha/predicates.md (aligned_memory_operand): Return false
7065 (unaligned_memory_operand): Return true for CQImode.
7066 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7067 doesn not cross aligned SImode word boundary.
7069 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7071 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7073 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7074 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7076 2010-01-02 Richard Guenther <rguenther@suse.de>
7079 * toplev.c (compile_file): Emit LTO marker properly. Change
7081 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7083 2010-01-01 Richard Guenther <rguenther@suse.de>
7086 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7088 2010-01-01 Richard Guenther <rguenther@suse.de>
7091 * c-decl.c (grokdeclarator): For zero-size arrays force
7092 structural equality checks as layout_type does.
7094 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7096 * builtins.c: Update copyright to 2010.
7098 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7101 * lto-streamer-out.c (produce_asm): Revert the last change.
7102 (copy_function): Likewise.
7104 * lto-streamer.c (lto_get_section_name): Skip any leading
7107 2010-01-01 Richard Guenther <rguenther@suse.de>
7110 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7114 Copyright (C) 2010 Free Software Foundation, Inc.
7116 Copying and distribution of this file, with or without modification,
7117 are permitted in any medium without royalty provided the copyright
7118 notice and this notice are preserved.