1 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
3 * combine.c (find_split_point): Add third argument. Use it
4 to find nested multiply-accumulate instructions. Adjust calls.
5 (try_combine): Adjust call to find_split_point.
7 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
9 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
11 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
13 PR tree-optimization/41442
14 * fold-const.c (merge_truthop_with_opposite_arm): New function.
15 (fold_binary_loc): Call it.
17 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
19 * toplev.c (general_init): Set default for
20 fdiagnostics-show-option.
21 * opts.c (common_handle_option): Allow disabling it.
22 * common.opt (fdiagnostics-show-option): Add Var. Enabled by
25 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
27 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
28 between modes if both types are integral.
30 2010-04-23 Richard Guenther <rguenther@suse.de>
32 PR tree-optimization/43572
33 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
35 2010-04-23 Richard Guenther <rguenther@suse.de>
38 * tree-inline.c (tree_can_inline_p): Also check compatibility
41 2010-04-23 Martin Jambor <mjambor@suse.cz>
43 PR tree-optimization/43846
44 * tree-sra.c (struct access): New flag grp_assignment_read.
45 (build_accesses_from_assign): Set grp_assignment_read.
46 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
47 (enum mark_read_status): New type.
48 (analyze_access_subtree): Propagate grp_assignment_read, create
49 accesses also if both direct_read and root->grp_assignment_read.
51 2010-04-23 Martin Jambor <mjambor@suse.cz>
54 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
55 function does not have type attributes.
57 2010-04-23 Richard Guenther <rguenther@suse.de>
60 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
63 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
65 * sese.h (create_if_region_on_edge): Remove.
67 * sese.c (create_if_region_on_edge): Make static.
69 * tree-inline.c: Do not include ggc.h.
71 * expr.c: Do not include ggc.h.
73 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
76 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
79 * config/sh/sh.c (find_barrier): Don't emit a constant pool
80 in the middle of insns for casesi_worker_2.
82 2010-04-22 David Edelsohn <edelsohn@gnu.org>
84 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
86 2010-04-22 Ira Rosen <irar@il.ibm.com>
88 PR tree-optimization/43842
89 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
90 loop unrolling in update of exit phis. Fix comment.
91 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
92 least two reduction statements in the loop before starting SLP
95 2010-04-22 Nick Clifton <nickc@redhat.com>
97 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
99 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
101 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
104 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
106 * tree-parloops.c (loop_parallel_p): New argument
107 parloop_obstack. Pass it down.
108 (parallelize_loops): New variable parloop_obstack. Initialize it,
109 pass it down, free it.
111 * tree-loop-linear.c (linear_transform_loops): Pass down
114 * tree-data-ref.h (lambda_compute_access_matrices): New argument
115 of type struct obstack *.
117 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
118 scratch_obstack. Initialize it, pass down, free it.
120 * lambda.h (lambda_loop_new): Remove.
121 (lambda_matrix_new, lambda_matrix_inverse)
122 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
123 argument of type struct obstack *.
125 * lambda-trans.c (lambda_trans_matrix_new): New argument
126 lambda_obstack. Pass it down, use obstack allocation for ret.
127 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
130 * lambda-mat.c (lambda_matrix_get_column)
131 (lambda_matrix_project_to_null): Remove.
132 (lambda_matrix_new): New argument lambda_obstack. Use obstack
134 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
137 * lambda-code.c (lambda_loop_new): New function.
138 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
139 (lambda_compute_auxillary_space, lambda_compute_target_space)
140 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
141 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
142 (build_access_matrix): New argument lambda_obstack. Use obstack
144 (lambda_compute_step_signs, lambda_compute_access_matrices): New
145 argument lambda_obstack. Pass it down.
147 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
149 * optabs.h (expand_widening_mult): Declare.
151 2010-04-22 Richard Guenther <rguenther@suse.de>
153 PR tree-optimization/43845
154 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
155 lookup the CALL_EXPR function and arguments.
157 2010-04-22 Nick Clifton <nickc@redhat.com>
159 * config/stormy16/stormy16.c
160 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
161 * config/stormy16/stormy16.h: Tidy up formatting.
162 (DONT_USE_BUILTIN_SETJMP): Remove definition.
163 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
164 (ineqbranchsi): Delete pattern.
165 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
166 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
167 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
168 stormy16-lib2-ucmpsi2.c.
170 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
172 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
173 df_simulate_find_noclobber_defs as appropriate. Keep track of an
174 extra set merge_set_noclobber, and use it to relax the final test
176 * df.h (df_simulate_find_noclobber_defs): Declare.
177 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
179 (df_simulate_find_noclobber_defs): New function.
181 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
183 * config/i386/i386.md: Use {} around multi-line preparation statements.
185 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
187 * c-tree.h (push_init_level, pop_init_level, set_init_index)
188 (process_init_element): New argument of type struct obstack *.
190 * c-typeck.c (push_init_level, pop_init_level, set_designator)
191 (set_init_index, set_init_label, set_nonincremental_init)
192 (set_nonincremental_init_from_string, find_init_member)
193 (output_init_element, output_pending_init_elements)
194 (process_init_element): New argument braced_init_obstack. Pass it
196 (push_range_stack, add_pending_init): New argument
197 braced_init_obstack. Use obstack allocation.
199 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
200 braced_init_obstack. Pass it down.
201 (c_parser_braced_init): New variables ret, braced_init_obstack.
202 Initialize obstack, pass it down and finally free it.
204 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
207 * tree-pass.h (pass_optimize_widening_mul): Declare.
208 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
209 gate_optimize_widening_mul): New static functions.
210 (pass_optimize_widening_mul): New.
211 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New
213 <case MULT_EXPR>: Remove support for widening multiplies.
214 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
215 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
216 simplify_gen_unary rather than directly building extensions.
217 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
219 * expmed.c (expand_widening_mult): New function.
220 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
222 2010-04-21 Jan Hubicka <jh@suse.cz>
224 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
225 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
226 * lto-wpa-fixup.c: Remove.
227 * Makefile.in (lto-wpa-fixup.o): Remove.
228 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
229 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
230 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
232 2010-04-21 Jan Hubicka <jh@suse.cz>
234 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
235 add write_optimization_summary, read_optimization_summary.
236 (ipa_write_summaries_of_cgraph_node_set): Remove.
237 (ipa_write_optimization_summaries): Declare.
238 (ipa_read_optimization_summaries): Declare.
239 * ipa-cp.c (pass_ipa_cp): Update.
240 * ipa-reference.c (pass_ipa_reference): Update.
241 * ipa-pure-const.c (pass_ipa_pure_const): Update.
242 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
244 * ipa-inline.c (pass_ipa_inline): Update.
245 * ipa.c (pass_ipa_whole_program): Update.
246 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
247 * passes.c (ipa_write_summaries_1): Do not test wpa.
248 (ipa_write_optimization_summaries_1): New.
249 (ipa_write_optimization_summaries): New.
250 (ipa_read_summaries): Do not test ltrans.
251 (ipa_read_optimization_summaries_1): New.
252 (ipa_read_optimization_summaries): New.
254 2010-04-21 Jan Hubicka <jh@suse.cz>
256 * lto-cgraph.c (lto_output_node): Do not output comdat groups
258 (output_cgraph): Do not arrange comdat groups for boundary nodes.
260 2010-04-21 Jakub Jelinek <jakub@redhat.com>
263 * dwarf2out.c (add_name_and_src_coords_attributes): Add
264 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
266 2010-04-21 Jan Hubicka <jh@suse.cz>
268 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
270 2010-04-21 Jan Hubicka <jh@suse.cz>
272 * varpool.c (decide_is_variable_needed): Variable is always needed
275 2010-04-21 Jan Hubicka <jh@suse.cz>
277 * opts.c (decode_options): Enable pure-const pass for whopr.
279 2010-04-21 Jan Hubicka <jh@suse.cz>
281 * cgraph.c (dump_cgraph_node): Dump also assembler name.
282 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
284 (cgraph_decide_inlining): Do not expect callee to be removed in all
287 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
289 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
291 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
293 * config/i386/i386.md (x86_shrd): Add athlon_decode and
294 amdfam10_decode attributes.
296 2010-04-21 Jakub Jelinek <jakub@redhat.com>
299 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
300 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
301 (lower_copyprivate_clauses): Use private var in outer
302 context instead of original var. Make sure the types
303 are correct for VLAs.
305 2010-04-21 Richard Guenther <rguenther@suse.de>
307 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
308 to non-pointer objects.
310 2010-04-21 Jakub Jelinek <jakub@redhat.com>
312 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
313 last chain entry if it starts with the still current label.
314 (add_location_or_const_value_attribute): Check that
315 loc_list->first->next is NULL instead of comparing ->first with ->last.
316 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
317 to add_var_loc_to_decl.
319 * dwarf2out.c (output_call_frame_info): For dw_cie_version
320 >= 4 add also address size and segment size fields into CIE header.
322 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
323 long as address size is the same as sizeof (void *) and
325 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
326 address size or segment size is unexpected, return DW_EH_PE_omit.
327 (classify_object_over_fdes): If get_cie_encoding returned
328 DW_EH_PE_omit, return -1.
329 (init_object): If classify_object_over_fdes returned -1,
330 pretend there were no FDEs at all.
332 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
334 * config/i386/i386.md (bswap<mode>2): Macroize expander from
335 bswap{si,di}2 using SWI48 mode iterator.
336 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
337 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
338 set modrm attribute of bswap insn to 0 and remove length attribute.
339 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
340 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
341 set mode attribute to <MODE> and remove length attribute.
343 2010-04-20 James E. Wilson <wilson@codesourcery.com>
345 PR rtl-optimization/43520
346 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
347 zero available registers.
349 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
351 * builtins.c (fold_builtin_cproj): Fold more cases.
353 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
355 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
356 (fold_builtin_1): Fold builtin cproj.
357 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
358 Use ATTR_CONST_NOTHROW_LIST.
360 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
362 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
363 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
364 ffsi2_no_cmove for !TARGET_CMOVE.
365 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
366 (ffssi2): Remove expander.
367 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
369 (ctz<mode>2): Ditto from ctz{si,di}2.
370 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
372 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
375 2010-04-20 Jakub Jelinek <jakub@redhat.com>
377 * dwarf2out.c (AT_linkage_name): Define.
378 (clone_as_declaration): Handle DW_AT_linkage_name.
379 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
380 of DW_AT_MIPS_linkage_name.
381 (move_linkage_attr): Likewise.
382 (dwarf2out_finish): Likewise.
384 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
387 * fold-const.c (fold_comparison): New folding rule.
389 2010-04-20 Anatoly Sokolov <aesok@post.ru>
391 * double-int.h (double_int_setbit): Declare.
392 * double-int.c (double_int_setbit): New function.
393 * rtl.h (immed_double_int_const): Declare.
394 * emit-rtl.c (immed_double_int_const): New function.
395 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
396 and immed_double_int_const functions.
397 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
398 expand_copysign_bit): (Ditto.).
399 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
400 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
401 * dojump.c (prefer_and_bit_test): (Ditto.).
402 * expr.c (convert_modes, reduce_to_bit_field_precision,
403 const_vector_from_tree): (Ditto.).
404 * expmed.c (mask_rtx, lshift_value): (Ditto.).
406 2010-04-20 Jan Hubicka <jh@suse.cz>
408 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
409 (dump_cgraph_node): Dump new flags.
410 * cgraph.h (struct cgraph_node): Add flags
411 reachable_from_other_partition and in_other_partition.
412 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
413 other partition can not be removed.
414 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
415 the other partition must be output; silence sanity checking on
416 leaking functions bodies from other paritition.
417 * lto-cgraph.c (reachable_from_other_partition_p): New function.
418 (lto_output_node): Output new flags; do not sanity check that inline
419 clones are output; drop lto_forced_extern_inline_p code; do not mock
420 visibility flags at partition boundaries.
421 (add_node_to): New function.
422 (output_cgraph): Use it to sort functions so masters appear before
424 (input_overwrite_node): Input new flags.
425 * passes.c (ipa_write_summaries): Do not call
426 lto_new_extern_inline_states.
427 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
428 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
429 lto_forced_extern_inline_p): Kill.
430 * lto-streamer.h (lto_new_extern_inline_states,
431 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
432 lto_forced_extern_inline_p): Kill.
434 2010-04-20 Richard Guenther <rguenther@suse.de>
436 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
437 from vars that can have pointers.
438 (process_constraint): Dump useless constraints.
440 2010-04-20 Richard Guenther <rguenther@suse.de>
442 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
443 (dump_sa_points_to_info): Remove asserts.
444 (init_base_vars): nothing_id isn't an escape point nor does it
447 2010-04-20 Jakub Jelinek <jakub@redhat.com>
449 * tree.h (TYPE_REF_IS_RVALUE): Define.
450 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
451 should_move_die_to_comdat, prune_unused_types_walk): Handle
452 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
453 (modified_type_die, gen_reference_type_die): Emit
454 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
455 if TYPE_REF_IS_RVALUE and -gdwarf-4.
457 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
460 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
461 calls for -fpic -m31 if they have been sibcall optimized.
463 2010-04-19 James E. Wilson <wilson@codesourcery.com>
465 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
466 ar.lc fixed and call-used.
468 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
470 2010-04-19 Jan Hubicka <jh@suse.cz>
472 * opts.c (decode_options): Disable whpr incompatible passes.
473 * lto/lto.c (lto_1_to_1_map): Skip clones.
474 (read_cgraph_and_symbols): Do not mark everything as needed.
475 (do_whole_program_analysis): Do map only after optimizing;
476 set proper cgraph_state; use passmanager.
478 2010-04-19 DJ Delorie <dj@redhat.com>
480 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
481 POINTER_PLUS_EXPR and fix them.
483 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
485 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
486 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
487 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
488 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
489 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
490 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
491 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
492 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
493 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
494 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
495 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
497 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
499 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
500 (check_cond_move_block): Likewise.
501 (cond_move_process_if_block): Likewise.
502 (noce_find_if_block): Improve formatting.
503 (find_if_header): Pass 0 to memset and tweak conditions.
504 (cond_exec_find_if_block): Fix long lines and tweak conditions.
506 2010-04-19 Jakub Jelinek <jakub@redhat.com>
508 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
512 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
513 with non-local decl doesn't need chain.
515 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
517 * ira-color.c (allocno_reload_assign): Avoid accumulating
518 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
520 2010-04-19 Martin Jambor <mjambor@suse.cz>
522 * gimple.h (create_tmp_reg): Declare.
523 * gimplify.c (create_tmp_reg): New function.
524 (gimplify_return_expr): Use create_tmp_reg.
525 (gimplify_omp_atomic): Likewise.
526 (gimple_regimplify_operands): Likewise.
527 * tree-dfa.c (make_rename_temp): Likewise.
528 * tree-predcom.c (predcom_tmp_var): Likewise.
529 (reassociate_to_the_same_stmt): Likewise.
530 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
531 (get_replaced_param_substitute): Likewise.
532 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
533 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
534 * tree-ssa-pre.c (get_representative_for): Likewise.
535 (create_expression_by_pieces): Likewise.
536 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
537 (create_tailcall_accumulator): Likewise.
539 2010-04-19 Martin Jambor <mjambor@suse.cz>
541 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
543 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
545 2010-04-19 Richard Guenther <rguenther@suse.de>
547 PR tree-optimization/43796
548 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
549 from SCEV in the lattice.
550 (vrp_visit_phi_node): Dump change.
552 2010-04-19 Richard Guenther <rguenther@suse.de>
554 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
555 * configure: Re-generated.
557 2010-04-19 Richard Guenther <rguenther@suse.de>
559 PR tree-optimization/43783
560 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
561 constant ARRAY_REF operands two and three if possible.
563 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
566 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
568 2010-04-19 Jie Zhang <jie@codesourcery.com>
571 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
573 2010-04-19 Ira Rosen <irar@il.ibm.com>
575 PR tree-optimization/37027
576 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
577 and macro to access it.
578 (vectorizable_reduction): Add argument.
579 (vect_get_slp_defs): Likewise.
580 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
581 statements for possible use in SLP.
582 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
583 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
584 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
586 (vectorizable_reduction): Likewise.
587 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
589 (vectorizable_type_demotion, vectorizable_type_promotion,
590 vectorizable_store): Likewise.
591 (vect_analyze_stmt): Update call to vectorizable_reduction.
592 (vect_transform_stmt): Likewise.
593 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
594 (vect_build_slp_tree): Fix indentation. Check that there are no loads
595 from different interleaving chains in same node.
596 (vect_slp_rearrange_stmts): New function.
597 (vect_supported_load_permutation_p): Allow load permutations for
598 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
599 inside SLP nodes if necessary.
600 (vect_analyze_slp_instance): Handle reductions.
601 (vect_analyze_slp): Try to build SLP instances originating from groups
603 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
604 (vect_get_constant_vectors): Create initial vectors for reductions
605 according to reduction code. Add new argument.
606 (vect_get_slp_defs): Add new argument, pass it to
607 vect_get_constant_vectors.
608 (vect_schedule_slp_instance): Remove SLP tree root statements.
610 2010-04-19 Jakub Jelinek <jakub@redhat.com>
612 * tree.h (ENUM_IS_SCOPED): Define.
613 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
614 for ENUM_IS_SCOPED enums.
616 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
618 * fold-const.c (fold_comparison): Use ssizetype.
619 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
620 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
621 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
622 * tree-object-size.c (compute_object_sizes): Use size_type_node.
624 * tree.h (initialize_sizetypes): Remove parameter.
625 (build_common_tree_nodes): Remove second parameter.
626 * stor-layout.c (initialize_sizetypes): Remove parameter.
627 Always create an unsigned type.
628 (set_sizetype): Assert that the passed type is unsigned and simplify.
629 * tree.c (build_common_tree_nodes): Remove second parameter.
630 Adjust call to initialize_sizetypes.
631 * c-decl.c (c_init_decl_processing): Remove second argument in call to
632 build_common_tree_nodes.
634 2010-04-18 Matthias Klose <doko@ubuntu.com>
636 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
638 2010-04-18 Ira Rosen <irar@il.ibm.com>
640 PR tree-optimization/43771
641 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
642 load permutation doesn't have gaps.
644 2010-04-18 Jan Hubicka <jh@suse.cz>
646 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
647 (sse_prologue_save_insn expander): Use new pattern.
648 (sse_prologue_save_insn1): New pattern and splitter.
649 (sse_prologue_save_insn): Update to deal also with 64bit aligned
651 * i386.c (setup_incoming_varargs_64): Do not compute jump
653 (ix86_gimplify_va_arg): Update alignment needed.
654 (ix86_local_alignment): Do not align all local arrays to 128bit.
656 2010-04-17 Jan Hubicka <jh@suse.cz>
658 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
660 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
662 * arm.md (negdi2): Remove redundant code to force values into a
665 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
667 * arm/bpabi.S: Add EABI alignment attributes to objects.
668 * arm/bpabi-v6m.S: Likewise.
669 * arm/crti.asm: Likewise.
670 * arm/crtn.asm: Likewise.
671 * arm/lib1funcs.asm: Likewise.
672 * arm/libunwind.S: Likewise.
674 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
676 * arm-protos.h (tune_params): New structure.
677 * arm.c (current_tune): New variable.
678 (arm_constant_limit): Delete.
679 (struct processors): Add pointer to the tune parameters.
680 (arm_slowmul_tune): New tuning option.
681 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
682 (all_cores): Adjust to pick up the tuning model.
683 (arm_constant_limit): New function.
684 (arm_override_options): Select the appropriate tuning model. Delete
685 initialization of arm_const_limit.
686 (arm_split_constant): Use the new constant-limit model.
687 (arm_rtx_costs): Pick up the current tuning model.
688 * arm.md (is_strongarm, is_xscale): Delete.
689 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
690 for Xscale variant architectures.
691 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
693 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
695 * config/arm/arm.c (arm_gen_constant): Remove unused variable
697 (arm_rtx_costs_1): Remove unused variable extra_cost.
698 (arm_unwind_emit_set): Use variable offset.
699 (thumb1_output_casesi): Remove unused variable flags.
701 2010-04-16 Jeff Law <law@redhat.com>
703 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
704 needing assignment rather than doing a two-phase assignment. Remove
707 2010-04-16 Jakub Jelinek <jakub@redhat.com>
710 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
712 2010-04-16 Doug Kwan <dougkwan@google.com>
714 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
715 (next_operand_entry_id): New static variable.
716 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
717 (add_to_ops_vec): Assigned unique ID to operand entry.
718 (struct oecount_s): New field ID.
719 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
720 (undistribute_ops_list): Assign unique IDs to oecounts.
721 (init_reassoc): reset next_operand_entry_id.
723 2010-04-16 Doug Kwan <dougkwan@google.com>
725 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
726 missing left parenthesis.
728 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
730 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
731 *btdi_rex64 using SWI48 mode iterator.
732 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
733 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
734 *jcc_btdi_mask_rex64.
736 2010-04-16 Anatoly Sokolov <aesok@post.ru>
738 * double-int.h (tree_to_double_int): Convert to macro.
739 * double-int.c (tree_to_double_int): Remove.
741 2010-04-16 Jakub Jelinek <jakub@redhat.com>
744 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
745 with want_address 2 and in case a single element list might be
746 possible, call it again with want_address 0.
748 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
750 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
751 case 'W' print operands for HI mode.
752 * config/h8300/h8300.h (Y0, Y2) : New constraints.
753 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
754 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
755 * config/h8300/predicate.md (bit_register_indirect_operand): New.
757 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
759 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
760 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
761 #xx:3 and #xx:4 mode.
763 * config/h8300/h8300.md (inverted load with HImode dest): Add
766 * config/h8300/predicate.md (bit_operand): Allow immediate values that
767 satisfy 'U' constraint.
769 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
771 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
772 * configure: Regenerate.
773 * config.in: Regenerate.
774 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
777 2010-04-16 Richard Guenther <rguenther@suse.de>
779 * tree.h (struct tree_decl_minimal): Move pt_uid ...
780 (struct tree_decl_common): ... here.
781 (DECL_PT_UID): Adjust.
782 (SET_DECL_PT_UID): Likewise.
783 (DECL_PT_UID_SET_P): Likewise.
785 2010-04-16 Richard Guenther <rguenther@suse.de>
787 PR tree-optimization/43572
788 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
789 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
790 * tree-flow.h (is_call_clobbered): Remove.
791 * tree-flow-inline.h (is_call_clobbered): Likewise.
792 * tree-dfa.c (dump_variable): Do not dump call clobber state.
793 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
794 (execute_return_slot_opt): Adjust.
795 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
796 check for call clobbered vars here.
797 (find_tail_calls): Move tailcall verification to the
800 2010-04-16 Diego Novillo <dnovillo@google.com>
802 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
804 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
807 * config/arm/arm.md (cbranchqi4): New pattern.
808 * config/arm/predicates.md (const0_operand,
809 cbranchqi4_comparison_operator): New predicates.
811 2010-04-16 Richard Guenther <rguenther@suse.de>
813 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
814 (dump_gimple_stmt): Likewise.
816 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
818 * recog.h (struct recog_data): New field is_operator.
819 (struct insn_operand_data): New field is_operator.
820 * recog.c (extract_insn): Set recog_data.is_operator.
821 * genoutput.c (output_operand_data): Emit code to set the
823 * reload.c (find_reloads): Use it rather than testing for an
824 empty constraint string.
827 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
828 If the previous insn is a cbranchsi4_insn with the same arguments,
829 omit the compare instruction.
831 * config/arm/arm.md (addsi3_cbranch): If destination is a high
832 register, inputs must be low registers and we need a low register
833 scratch. Handle alternative 2 like alternative 3.
835 2010-04-16 Jakub Jelinek <jakub@redhat.com>
837 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
838 don't call get_addr on both. If one expression is a VALUE and
839 the other a REG, check VALUE's locs if the REG isn't among them.
841 2010-04-16 Christian Bruel <christian.bruel@st.com>
843 * config/sh/sh.h (sh_frame_pointer_required): New function.
844 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
845 (flag_omit_frame_pointer) Set.
846 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
847 (rounded_frame_size): Adjust size with outgoing_args_size.
848 (sh_set_return_address): Must return from stack pointer.
849 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
850 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
851 (ACCUMULATE_OUTGOING_ARGS): Define.
852 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
853 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
855 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
858 * config/sh/sh.c (sh_legitimize_reload_address): Use
859 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
860 Remove a unneeded check for offset_base.
862 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
864 * configure: Regenerated.
866 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
868 * config/s390/s390.c (s390_call_save_register_used): Switch back
871 2010-04-15 Richard Guenther <rguenther@suse.de>
873 * alias.c (alias_set_subset_of): Handle alias-set zero
876 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
877 Julian Brown <julian@codesourcery.com>
879 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
880 alternatives according to use of high and low regs.
881 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
882 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
883 optimizing for size on Thumb-2.
885 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
887 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
889 2010-04-15 Richard Guenther <rguenther@suse.de>
891 * tree-ssa-structalias.c (struct variable_info): Add
893 (new_var_info): Initialize it.
894 (dump_constraints): Support printing last added constraints.
895 (debug_constraints): Adjust.
896 (dump_constraint_graph): Likewise.
897 (make_heapvar_for): Check for NULL cfun.
898 (get_function_part_constraint): New function.
899 (get_fi_for_callee): Likewise.
900 (find_func_aliases): Properly implement IPA PTA constraints.
901 (process_ipa_clobber): New function.
902 (find_func_clobbers): Likewise.
903 (insert_into_field_list_sorted): Remove.
904 (create_function_info_for): Properly allocate vars for IPA mode.
905 Do not use insert_into_field_list_sorted.
906 (create_variable_info_for): Properly generate constraints for
907 global vars in IPA mode.
908 (dump_solution_for_var): Always dump the solution.
909 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
910 (find_what_var_points_to): Adjust.
911 (pt_solution_set): Change.
912 (pt_solution_ior_into): New function.
913 (pt_solution_empty_p): Export.
914 (pt_solution_includes_global): Adjust.
915 (pt_solution_includes_1): Likewise.
916 (pt_solutions_intersect_1): Likewise.
917 (dump_sa_points_to_info): Check some invariants.
918 (solve_constraints): Move constraint dumping ...
919 (compute_points_to_sets): ... here.
920 (ipa_pta_execute): ... and here.
921 (compute_may_aliases): Do not re-compute points-to info
922 locally if IPA info is available.
923 (ipa_escaped_pt): New global var.
924 (ipa_pta_execute): Properly implement IPA PTA.
925 * tree-into-ssa.c (dump_decl_set): Support dumping
926 decls not in referenced-vars.
927 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
928 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
929 (dump_points_to_solution): Likewise.
930 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
931 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
932 (remap_gimple_stmt): Reset call clobber/use information if necessary.
933 (copy_decl_to_var): Copy DECL_PT_UID.
934 (copy_result_decl_to_var): Likewise.
935 * tree.c (make_node_stat): Initialize DECL_PT_UID.
936 (copy_node_stat): Copy it.
937 * tree.h (DECL_PT_UID): New macro.
938 (SET_DECL_PT_UID): Likewise.
939 (DECL_PT_UID_SET_P): Likewise.
940 (struct tree_decl_minimal): Add pt_uid member.
941 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
942 (pt_solution_empty_p): Declare.
943 (pt_solution_set): Adjust.
944 (ipa_escaped_pt): Declare.
945 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
946 * gimple-pretty-print.c (pp_points_to_solution): New function.
947 (dump_gimple_call): Dump call clobber/use information.
948 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
949 * tree-pass.h (TDF_ALIAS): New dump option.
950 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
951 * doc/invoke.texi (-fipa-pta): Update documentation.
953 2010-04-15 Richard Guenther <rguenther@suse.de>
955 * Makefile.in (OBJS-common): Add gimple-fold.o.
956 (gimple-fold.o): New rule.
957 * tree.h (maybe_fold_offset_to_reference,
958 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
960 * gimple.h: ... here.
961 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
962 may_propagate_address_into_dereference): Move prototypes ...
963 * gimple.h: ... here.
964 * tree-ssa-ccp.c (get_symbol_constant_value,
965 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
966 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
967 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
968 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
969 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
970 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
971 gimplify_and_update_call_from_tree): Move ...
972 * gimple-fold.c: ... here. New file.
973 (ccp_fold_builtin): Rename to ...
974 (gimple_fold_builtin): ... this.
975 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
977 2010-04-15 Richard Guenther <rguenther@suse.de>
979 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
980 fit_double_type, force_fit_type_double, add_double_with_sign,
981 neg_double, mul_double_with_sign, lshift_double, rshift_double,
982 lrotate_double, rrotate_double, div_and_round_double): Move ...
983 * double-int.c: ... here.
984 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
985 add_double, neg_double, mul_double_with_sign, mul_double,
986 lshift_double, rshift_double, lrotate_double, rrotate_double,
987 div_and_round_double): Move prototypes ...
988 * double-int.h: ... here.
990 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
993 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
994 matching constraints to ensure inputs match the output.
996 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
999 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
1000 in an input-only operand.
1002 2010-04-15 Anatoly Sokolov <aesok@post.ru>
1004 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
1005 (double_int_not, double_int_lshift, double_int_rshift): Declare.
1006 (double_int_negative_p): Convert to static inline function.
1007 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
1008 (double_int_negative_p): Remove.
1009 * tree.h (lshift_double, rshift_double):
1010 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
1011 * fold-const.c (fold_convert_const_int_from_real,
1012 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
1013 (lshift_double): Change type of arith argument to bool.
1014 (rshift_double): Change type of arith argument to bool. Correct
1016 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1018 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
1021 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
1022 at the start and end of the then/else blocks, and omit them from the
1024 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
1025 argument; all callers changed. Pass zero to old_insns_match_p instead.
1026 (flow_find_head_matching_sequence): New function.
1027 (old_insns_match_p): Check REG_EH_REGION notes for calls.
1028 * basic-block.h (flow_find_cross_jump,
1029 flow_find_head_matching_sequence): Declare functions.
1031 2010-04-14 Jason Merrill <jason@redhat.com>
1034 * c-common.c (attribute_takes_identifier_p): New fn.
1035 * c-common.h: Declare it.
1037 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1039 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1041 (*udivmod<mode>4): Ditto.
1043 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1045 * config/i386/i386.md (maxmin_int): Rename code attribute from
1046 maxminiprefix and update all users.
1047 (maxmin_float): Ditto from maxminfprefix.
1048 (logic): Ditto from logicprefix.
1049 (absneg_mnemonic): Ditto from absnegprefix.
1050 * config/i386/mmx.md: Update all users of maxminiprefix,
1051 maxminfprefix and logicprefix for rename.
1052 * config/i386/sse.md: Ditto.
1053 * config/i386/sync.md (sync_<code><mode>): Update for
1056 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1059 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1060 warnings converted to errors.
1062 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1064 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1065 used insn_type variable.
1066 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1067 to avoid set-but-not-used warning.
1069 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1071 * df-core.c (df_ref_debug): Change format string placeholder
1073 * dwarf2asm.c (dw2_asm_output_data_raw,
1074 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1075 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1076 * dwarf2out.c (output_cfi, output_cfi_directive,
1077 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1078 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1080 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1081 * print-rtl.c (print_rtx): Ditto.
1083 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1086 * builtins.c (expand_builtin_pow_root): New function to expand pow
1087 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1088 series of sqrt and cbrt calls under -ffast-math.
1089 (expand_builtin_pow): Call it.
1091 2010-04-14 Michael Matz <matz@suse.de>
1093 PR tree-optimization/42963
1094 * tree-cfg.c (touched_switch_bbs): New static variable.
1095 (group_case_labels_stmt): New function broken out from ...
1096 (group_case_labels): ... here, use the above.
1097 (start_recording_case_labels): Allocate touched_switch_bbs.
1098 (end_recording_case_labels): Deallocate it, call
1099 group_case_labels_stmt.
1100 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1102 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1104 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1107 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1109 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1111 2010-04-13 Jan Hubicka <jh@suse.cz>
1113 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1114 of optimized out static functions.
1115 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1116 cost computation. Also sanity check for overflows.
1117 (update_caller_keys): Update cgraph_edge_badness call; properly
1118 update fibheap and sanity check that it is up to date.
1119 (add_new_edges_to_heap): Update cgraph_edge_badness.
1120 (cgraph_decide_inlining_of_small_function): Likewise;
1121 add sanity checking that badness in heap is up to date;
1122 improve dumping of reason; Update badness of calls to the
1123 offline copy of function currently inlined; dump badness
1124 of functions not inlined because of unit growth limits.
1126 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1129 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1130 because of sign-extension change when converting to sizetype here...
1131 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1133 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1134 the folding to constants. Remove redundant final conversion.
1135 (fold_binary) <associate>: Do not associate if the re-association of
1136 constants alone overflows.
1137 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1138 to the end of the list.
1139 (multiple_of_p) <COND_EXPR>: New case.
1141 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1143 * opt-functions.awk (opt_sanitized_name): New.
1145 * optc-gen.awk: Use it
1146 * opth-gen.awk: Use it.
1148 2010-04-13 Martin Jambor <mjambor@suse.cz>
1150 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1151 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1152 children. Call replace_uses_with_default_def_ssa_name to handle
1155 2010-04-13 Michael Matz <matz@suse.de>
1158 * builtins.c (expand_builtin_interclass_mathfn): Also create
1159 a register if the predicate doesn't match.
1161 2010-04-13 Diego Novillo <dnovillo@google.com>
1163 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1164 * c-pch.c: Include timevar.h.
1165 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1166 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1167 * ggc-common.c: Include timevar.h.
1168 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1169 * timevar.def (TV_PCH_SAVE): Define.
1170 (TV_PCH_CPP_SAVE): Define.
1171 (TV_PCH_PTR_REALLOC): Define.
1172 (TV_PCH_PTR_SORT): Define.
1173 (TV_PCH_RESTORE): Define.
1174 (TV_PCH_CPP_RESTORE): Define.
1176 2010-04-13 Michael Matz <matz@suse.de>
1178 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1180 (can_reassociate_p): New function.
1181 (break_up_subtract_bb, reassociate_bb): Use it.
1183 2010-04-13 Richard Guenther <rguenther@suse.de>
1186 * builtins.c (c_readstr): Fix assert.
1188 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1190 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1191 when generating cltd insn.
1193 (*ashl<mode>3_1): Remove special handling for register operand 2.
1194 (*ashlsi3_1_zext): Ditto.
1195 (*ashlhi3_1): Ditto.
1196 (*ashlhi3_1_lea): Ditto.
1197 (*ashlqi3_1): Ditto.
1198 (*ashlqi3_1_lea): Ditto.
1199 (*<shiftrt_insn><mode>3_1): Ditto.
1200 (*<shiftrt_insn>si3_1_zext): Ditto.
1201 (*<shiftrt_insn>qi3_1_slp): Ditto.
1202 (*<rotate_insn><mode>3_1): Ditto.
1203 (*<rotate_insn>si3_1_zext): Ditto.
1204 (*<rotate_insn>qi3_1_slp): Ditto.
1206 2010-04-13 Richard Guenther <rguenther@suse.de>
1208 * tree-ssa-structalias.c (callused_id): Remove.
1209 (call_stmt_vars): New.
1210 (get_call_vi): Likewise.
1211 (lookup_call_use_vi): Likewise.
1212 (lookup_call_clobber_vi): Likewise.
1213 (get_call_use_vi): Likewise.
1214 (get_call_clobber_vi): Likewise.
1215 (make_transitive_closure_constraints): Likewise.
1216 (handle_const_call): Adjust to do per-call call-used handling.
1217 (handle_pure_call): Likewise.
1218 (find_what_var_points_to): Remove general callused handling.
1219 (init_base_vars): Likewise.
1220 (init_alias_vars): Initialize call_stmt_vars.
1221 (compute_points_to_sets): Process call-used and call-clobbered
1222 vars for call statements.
1223 (delete_points_to_sets): Free call_stmt_vars.
1225 2010-04-13 Richard Guenther <rguenther@suse.de>
1227 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1228 Only add RW dependence for dependence distance zero.
1229 Adjust maximal vectorization factor according to dependences.
1230 Move alignment handling ...
1231 (vect_find_same_alignment_drs): ... here. New function.
1232 (vect_analyze_data_ref_dependences): Adjust.
1233 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1234 (vect_analyze_data_refs): Adjust minimal vectorization factor
1235 according to data references.
1236 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1237 dependences before determining the vectorization factor.
1238 Analyze alignment after determining the vectorization factor.
1239 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1240 dependences before alignment.
1241 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1243 (vect_analyze_data_refs): Likewise.
1244 (MAX_VECTORIZATION_FACTOR): New define.
1246 2010-04-13 Duncan Sands <baldrick@free.fr>
1248 * except.h (lang_eh_type_covers): Remove.
1249 * except.c (lang_eh_type_covers): Likewise.
1251 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1252 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1254 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1255 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1256 UNITS_PER_LONG where it is ABI relevant.
1257 (s390_return_addr_rtx): Likewise.
1258 (s390_back_chain_rtx): Likewise.
1259 (s390_frame_area): Likewise.
1260 (s390_frame_info): Likewise.
1261 (s390_initial_elimination_offset): Likewise.
1262 (save_gprs): Likewise.
1263 (s390_emit_prologue): Likewise.
1264 (s390_emit_epilogue): Likewise.
1265 (s390_function_arg_advance): Likewise.
1266 (s390_function_arg): Likewise.
1267 (s390_va_start): Likewise.
1268 (s390_gimplify_va_arg): Likewise.
1269 (s390_function_profiler): Likewise.
1270 (s390_optimize_prologue): Likewise.
1271 (s390_rtx_costs): Likewise.
1272 (s390_secondary_reload): Likewise.
1273 (s390_promote_function_mode): Likewise.
1274 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1275 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1276 registers available.
1277 (s390_unwind_word_mode): New function.
1278 (s390_function_value): Split 64 bit values into register pair if
1279 used as return value.
1280 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1281 function call parameters. Handle parallels.
1282 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1283 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1284 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1285 (s390_expand_setmem): Remove unused variable src_addr.
1286 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1287 deal with 64 bit registers.
1288 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1289 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1290 (UNITS_PER_LONG): New macro.
1291 * libjava/include/s390-signal.h: Define extended ucontext
1292 structure containing the upper halfs of the 64 bit registers.
1294 2010-04-13 Simon Baldwin <simonb@google.com>
1296 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1298 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1300 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1301 rvalue on the RHS if the LHS is of a non-renamable type.
1302 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1304 2010-04-13 Matthias Klose <doko@ubuntu.com>
1306 * gcc.c (cc1_options): Handle -iplugindir before processing
1307 the cc1 spec. Only add -iplugindir once.
1308 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1310 * common.opt (iplugindir): Remove `Separate' property, initialize.
1311 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1313 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1314 (distclean): Remove plugin dir.
1315 * doc/invoke.texi: Document -iplugindir.
1317 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1319 * doc/plugins.texi (Loading Plugins): Document short
1320 -fplugin=foo option.
1321 (Plugin API): Mention default_plugin_dir_name function.
1323 * gcc.c (find_file_spec_function): Add new declaration.
1324 (static_spec_func): Use it for "find-file".
1325 (find_file_spec_function): Add new function.
1326 (cc1_options): Add -iplugindir option if -fplugin* options found.
1328 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1330 * plugin.c (add_new_plugin): Updated comment, and handle short
1332 (default_plugin_dir_name): Added new function.
1334 * common.opt (iplugindir): New option to set the plugin directory.
1336 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1338 * config/i386/i386.md (any_rotate): New code iterator.
1339 (rotate_insn): New code attribute.
1341 (SWIM124): New mode iterator.
1342 (<rotate_insn>ti3): New expander.
1343 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1344 any_rotate code iterator.
1345 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1346 using any_rotate code iterator and SWIM124 mode iterator.
1347 (ix86_rotlti3): New insn_and_split pattern.
1348 (ix86_rotrti3): Ditto.
1349 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1350 ix86_rotl{di,ti}3 patterns.
1351 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1352 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1353 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1354 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1355 code iterator and SWI mode iterator.
1356 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1357 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1359 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1360 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1361 (bswap rotatert splitter): Add splitter.
1362 (bswap splitter): Macroize splitter using any_rotate code iterator.
1363 Add insn predicate to split only for TARGET_USE_XCHGB or when
1364 optimizing function for size.
1366 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1368 * config/pa/pa.c (emit_move_sequence): Remove use of
1369 deleted variable flag_argument_noalias.
1371 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1373 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1375 Add to unsupported targets list.
1376 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1377 sparc*-sun-solaris2.[567]* from target lists.
1378 * configure: Regenerate.
1379 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1381 Remove Solaris 7 patch references.
1382 (Specific, sparc-sun-solaris2.7): Removed.
1383 (sparc-sun-solaris2*): Update Solaris 7 example.
1384 (sparc64-*-solaris2*): Likewise.
1386 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1388 * config.build (alpha*-dec-osf4*): Remove.
1389 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1390 of obsolete configurations.
1391 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1393 * config/alpha/t-osf4: Renamed to ...
1394 * config/alpha/t-osf5: ... this.
1395 * config/alpha/osf.h: Renamed to ...
1396 * config/alpha/osf5.h: ... this.
1397 Merged old osf5.h contents.
1399 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1400 (EXTRA_SPECS): Removed.
1401 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1402 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1405 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1407 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1409 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1412 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1413 __thiscall convention.
1415 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1417 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1419 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1421 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1423 * function.c (assign_parms_initialize_all): Add unused attribute
1426 2010-04-12 Richard Guenther <rguenther@suse.de>
1428 * gsstruct.def (GSS_CALL): New.
1429 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1430 * gimple.h: Include tree-ssa-alias.h.
1431 (struct gimple_statement_call): New.
1432 (union gimple_statement_struct_d): Add gimple_call member.
1433 (gimple_call_reset_alias_info): Declare.
1434 (gimple_call_use_set): New function.
1435 (gimple_call_clobber_set): Likewise.
1436 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1437 * gimple.c (gimple_call_reset_alias_info): New function.
1438 (gimple_build_call_1): Call it.
1439 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1440 * tree-inline.c (remap_gimple_stmt): Likewise.
1441 (expand_call_inline): Remove callused handling.
1442 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1443 * tree-dfa.c (dump_variable): Likewise.
1444 * tree-parloops.c (parallelize_loops): Likewise.
1445 * tree-ssa.c (init_tree_ssa): Likewise.
1446 (delete_tree_ssa): Likewise.
1447 * tree-flow-inline.h (is_call_used): Remove.
1448 * tree-flow.h (struct gimple_df): Remove callused member.
1449 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1450 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1451 (ref_maybe_used_by_call_p_1): Simplify.
1452 (call_may_clobber_ref_p_1): Likewise.
1453 * tree-ssa-structalias.c (compute_points_to_sets): Set
1454 the call stmt used and clobbered sets.
1455 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1456 (find_tail_calls): Verify the tail call.
1458 2010-04-12 Richard Guenther <rguenther@suse.de>
1460 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1461 single-iteration always-inline inlining.
1462 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1463 (cgraph_decide_inlining): Do not handle always-inline specially.
1464 (try_inline): Remove always-inline cycle detection special case.
1465 Do not recurse on always-inlines.
1466 (cgraph_early_inlining): Do not iterate if not optimizing.
1467 (cgraph_gate_early_inlining): remove.
1468 (pass_early_inline): Run unconditionally.
1469 (gate_cgraph_decide_inlining): New function.
1470 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1471 not inlining or optimizing.
1472 (cgraph_decide_inlining_of_small_functions): Also consider
1473 always-inline functions.
1474 (cgraph_default_inline_p): Return true for nodes which should
1475 disregard inline limits.
1476 (estimate_function_body_sizes): Assume zero size and time for
1477 nodes which are marked as disregarding inline limits.
1478 (cgraph_decide_recursive_inlining): Do not perform recursive
1479 inlining on always-inline nodes.
1481 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1484 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1485 for exprs satisfying handled_component_p.
1487 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1489 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1490 non-constant aggregate elements.
1492 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1493 is a real initialization.
1495 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1498 * c-decl.c (start_function): Move forward check for nested function.
1500 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1502 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1503 * config/sh/sh.c: Include reload.h.
1504 (sh_legitimize_reload_address): New.
1505 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1506 sh_legitimize_reload_address.
1508 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1510 * config/sh/sh.md (*movqi_pop): New insn pattern.
1511 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1513 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1515 * config/i386/i386.md (any_shiftrt): New code iterator.
1516 (shiftrt_insn): New code attribute.
1518 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1519 using any_shiftrt code iterator.
1520 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1521 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1522 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1523 pattern from corresponding peephole2 patterns.
1524 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1525 using any_shiftrt code iterator.
1526 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1527 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1528 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1529 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1530 *{ashr,lshr}<mode>3_cmp_zext.
1531 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1533 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1535 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1537 (*lshr<mode>3_cconly): Ditto.
1539 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1541 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1542 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1543 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1544 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1546 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1547 from corresponding peephole2 patterns.
1548 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1549 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1550 and *lshrdi3_1_rex64 using SWI mode iterator.
1551 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1552 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1553 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1554 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1555 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1556 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1557 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1558 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1559 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1562 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1564 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1565 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1566 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1567 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1569 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1570 from corresponding peephole2 patterns.
1571 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1572 (ashrsi3_cvt): Rename from ashrsi3_31.
1573 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1574 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1575 and x86_64_shift_adj_3 using SWI48 mode iterator.
1576 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1577 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1578 and *ashrdi3_1_rex64 using SWI mode iterator.
1579 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1580 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1581 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1582 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1583 and *ashrdi3_cmp_rex64 using SWI mode iterator.
1584 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1585 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1586 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1587 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1589 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1590 * config/i386/i386.c (ix86_split_ashr): Update for renamed
1591 x86_shift<mode>_adj_3 expanders.
1593 2010-04-10 Wei Guozhi <carrot@google.com>
1596 * config/arm/arm.c (arm_pic_static_addr): New function.
1597 (legitimize_pic_address): Call arm_pic_static_addr when it detects
1599 (arm_output_addr_const_extra): Output expression for new pattern.
1600 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1602 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
1604 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1607 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1608 * web.c: Include "insn-config.h" and "recog.h".
1609 (union_match_dups): New function.
1610 (web_main): Call it.
1611 (union_defs): Don't try to recognize match_dups.
1613 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1614 if doing so would replace the entire pattern.
1616 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1620 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1621 and splitter pattern. Change splitter operand 1 predicate to
1624 2010-04-09 Martin Jambor <mjambor@suse.cz>
1626 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1627 lattices are addresses of CONST_DECLs with the same initial value.
1628 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1629 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1631 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1632 Bernd Schmidt <bernds@codesourcery.com>
1634 * loop-invariant.c (replace_uses): New static function.
1635 (move_invariant_reg): Use it to ensure we can replace the uses.
1637 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1639 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1641 (picochip_override_options): Enable section anchors only above -O1.
1642 (picochip_reorg): Fixed a couple of build warnings.
1644 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1646 * configure.ac (plugin -rdynamic test): Log result.
1647 * configure: Regenerate.
1648 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1649 (RDYNAMIC_SPEC): Define.
1650 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1652 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1654 * configure.ac: Determine Sun ld version numbers.
1655 (comdat_group): Restrict GNU ld version checks to gld.
1656 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1657 (enable_comdat): Support --enable-comdat.
1658 * configure: Regenerate.
1659 * doc/install.texi (Configuration): Document --enable-comdat.
1661 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1663 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1664 * config/sol2-gld.h: ... here.
1665 * config.gcc (sparc*-*-solaris2*): Reflect this.
1666 (i[34567]86-*-solaris2*): Use it.
1668 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1670 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1672 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1674 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1677 * diagnostic.c (diagnostic_initialize): Initialize
1678 some_warnings_are_errors.
1679 (diagnostic_finish): New.
1680 (diagnostic_action_after_output): Call it before exiting.
1681 (diagnostic_report_diagnostic): Do not print message here. Set
1682 some_warnings_are_errors.
1683 * diagnostic.h (diagnostic_context): Delete
1684 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1685 (diagnostic_finish): Declare.
1686 * toplev.c (toplev_main): Call it before exit.
1688 2010-04-09 Jason Merrill <jason@redhat.com>
1691 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1692 for incomplete type.
1695 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1696 based on a warning flag.
1698 2010-04-09 Richard Guenther <rguenther@suse.de>
1700 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1702 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1705 * varasm.c (default_assemble_visibility): Wrap vars that are
1706 set, but unused, by targets without GAS.
1707 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1708 Remove set, but unused, vars.
1709 (rs6000_legitimize_tls_address): Likewise.
1710 (altivec_expand_dst_builtin): Likewise.
1711 * config/darwin.c (machopic_classify_symbol): Likewise.
1712 (machopic_indirection_name): Likewise.
1714 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1716 * config/i386/i386.md (DWI): New mode iterator.
1717 (S): New mode attribute.
1718 (shift_operand): Ditto.
1719 (shift_immediate_operand): Ditto.
1720 (ashl_input_operand): Ditto.
1721 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1722 using SDWIM mode iterator.
1723 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1724 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1726 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1727 from corresponding peephole2 patterns.
1728 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1729 and x86_64_shift_adj_1 using SWI48 mode iterator.
1730 (x86_shift<mode>_adj_2): Ditto.
1731 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1732 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1733 using SWI48 mode iterator.
1734 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1735 *ashldi3_cmp_rex64 using SWI mode iterator.
1736 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1737 *ashldi3_cconly_rex64 using SWI mode iterator.
1738 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1739 x86_shift<mode>_adj_{1,2}.
1740 (ix86_split_ashr): Ditto.
1741 (ix86_split_lshr): Ditto.
1743 2010-04-09 Richard Guenther <rguenther@suse.de>
1745 * target.h (builtin_conversion): Pass in input and output types.
1746 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1747 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1748 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1749 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1751 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1753 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1755 2010-04-09 Richard Guenther <rguenther@suse.de>
1758 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1760 2010-04-09 Richard Guenther <rguenther@suse.de>
1762 * tree-vectorizer.h (struct _stmt_vec_info): Document
1763 that vectype is the type of the LHS.
1764 (supportable_widening_operation, supportable_narrowing_operation):
1765 Get both input and output vector types as arguments.
1766 (vect_is_simple_use_1): Declare.
1767 (get_same_sized_vectype): Likewise.
1768 * tree-vect-loop.c (vect_determine_vectorization_factor):
1769 Set STMT_VINFO_VECTYPE to the vector type of the def.
1770 (vectorizable_reduction): Adjust.
1771 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1772 Adjust. Specify the output vector type.
1773 (vect_pattern_recog_1): Adjust.
1774 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1775 (vectorizable_call): Adjust.
1776 (vectorizable_conversion): Likewise.
1777 (vectorizable_operation): Likewise.
1778 (vectorizable_type_demotion): Likewise.
1779 (vectorizable_type_promotion): Likewise.
1780 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1782 (vect_is_simple_use_1): New function.
1783 (supportable_widening_operation): Get both input and output
1785 (supportable_narrowing_operation): Likewise.
1786 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1788 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1790 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1791 __thiscall and _thiscall as predefined macros.
1792 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1793 thiscall attribute handling.
1794 (ix86_comp_type_attributes): Likewise.
1795 (ix86_function_regparm): Likewise.
1796 (ix86_return_pops_args): Likewise.
1797 (init_cumulative_args): Likewise.
1798 (find_drap_reg): Likewise.
1799 (ix86_static_chain): Likewise.
1800 (x86_this_parameter): Likewise.
1801 (x86_output_mi_thunk): Likewise.
1802 (ix86_attribute_table): Add description for thiscall attribute.
1803 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1804 * doc/extend.texi: Add documentation for thiscall.
1806 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1809 * c.opt (Wint-to-pointer-cast): Available in C++.
1810 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1812 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1814 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1815 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1816 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1817 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1818 function type instead. Reorder and simplify checks.
1820 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1822 2010-04-08 Jing Yu <jingyu@google.com>
1823 Zdenek Dvorak <ook@ucw.cz>
1825 PR tree-optimization/42720
1826 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1827 loop unswitch conditions here from ...
1828 (tree_unswitch_single_loop): ... here.
1830 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1832 * tree-if-conv.c: Fix comments and simplify logic.
1834 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1836 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1837 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1838 (main_tree_if_conversion): Update call to tree_if_conversion.
1840 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1843 * doc/invoke.texi (-b,-V): Delete.
1844 * doc/tm.texi: Do not mention -b.
1845 * gcc.c (display_help): Delete -b and -V.
1846 (process_command): Delete -b and -V.
1847 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1849 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1850 Wolfgang Gellerich <gellerich@de.ibm.com>
1852 Implement target hook for loop unrolling
1853 * target.h (loop_unroll_adjust): Add a new target hook function.
1854 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1855 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1856 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1857 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1858 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1860 (decide_unroll_stupid): Likewise.
1862 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1865 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1867 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1869 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1870 (Specific, *-*-solaris2*): Likewise.
1871 Don't prefer Sun as over GNU as.
1873 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1875 * config/s390/s390.c (override_options): Adjust the z10
1876 defaults for max-unroll-times, max-completely-peeled-insns
1877 and max-completely-peel-times.
1879 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1881 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1882 instructions for z10.
1883 (s390_expand_setmem): Likewise.
1884 (s390_expand_cmpmem): Likewise.
1886 2010-04-08 Richard Guenther <rguenther@suse.de>
1888 PR tree-optimization/43679
1889 * tree-ssa-pre.c (eliminate): Only propagate copies.
1891 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1894 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1895 set but not used variable warning.
1897 2010-04-08 Wei Guozhi <carrot@google.com>
1900 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1901 (arm_size_rtx_costs): Call the new function when optimized for size.
1903 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1906 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1907 op0 is not a MEM, just return NULL instead of assertion
1909 (discover_nonconstant_array_refs): Don't walk debug stmts.
1911 2010-04-08 Doug Kwan <dougkwan@google.com>
1913 * configure.ac: Recognize gold and do not use its version number
1914 to test ld features.
1915 * configure: Regenerate.
1917 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1920 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1921 (negate_value): Move code to push elements to broken_up_substracts ...
1922 (eliminate_plus_minus_pair): ... here. Push operands that have no
1923 negative pair to plus_negates.
1924 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1926 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1928 * doc/install.texi (Configuration): Move description of
1929 --enable-lto, --with-libelf*, --enable-gold from Java section to
1932 * doc/generic.texi (Working with declarations)
1933 (Function Properties, C and C++ Trees): Fix typos.
1934 * doc/sourcebuild.texi (Top Level): Likewise.
1936 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1939 * tree.h (DECL_READ_P): Define.
1940 (struct tree_decl_common): Add decl_read_flag.
1941 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1942 a set but not used warning.
1943 (merge_decls): Merge DECL_READ_P flag.
1944 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1945 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1946 * c-common.c (handle_used_attribute, handle_unused_attribute):
1948 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1950 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1952 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1953 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1954 c_parser_binary_expression, c_parser_cast_expression,
1955 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1956 Call default_function_array_read_conversion instead of
1957 default_function_array_conversion where needed.
1958 (c_parser_unary_expression, c_parser_conditional_expression,
1959 c_parser_postfix_expression_after_primary, c_parser_initelt):
1960 Likewise. Call mark_exp_read where needed.
1961 (c_parser_statement_after_labels, c_parser_asm_operands,
1962 c_parser_typeof_specifier, c_parser_sizeof_expression,
1963 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1965 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1967 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1968 (warn_unused_but_set_parameter): Default to warn_unused
1970 * doc/invoke.texi: Document -Wunused-but-set-variable and
1971 -Wunused-but-set-parameter.
1973 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1974 used count variable.
1975 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1976 when operandN variables aren't used in the body of the expander
1978 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1979 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1980 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1981 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1982 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1983 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1984 * tree.c (PROCESS_ARG): Likewise.
1986 2010-04-07 Simon Baldwin <simonb@google.com>
1988 * diagnostic.h (diagnostic_override_option_index): New macro to
1989 set a diagnostic's option_index.
1990 * c-tree.h (c_cpp_error): Add warning reason argument.
1991 * opts.c (_warning_as_error_callback): New.
1992 (register_warning_as_error_callback): Store callback for
1993 warnings enabled via enable_warning_as_error.
1994 (enable_warning_as_error): Call callback, minor code tidy.
1995 * opts.h (register_warning_as_error_callback): Declare.
1996 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1997 response to -Werror=.
1998 (c_common_init_options): Register warning_as_error_callback in opts.c.
1999 * common.opt: Add -Wno-cpp option.
2000 * c-common.c (struct reason_option_codes_t): Map cpp warning
2001 reason codes to gcc option indexes.
2002 * (c_option_controlling_cpp_error): New function, lookup the gcc
2003 option index for a cpp warning reason code.
2004 * (c_cpp_error): Add warning reason argument, call
2005 c_option_controlling_cpp_error for diagnostic_override_option_index.
2006 * doc/invoke.texi: Document -Wno-cpp.
2008 2010-04-07 Richard Guenther <rguenther@suse.de>
2010 * ipa-reference.c (mark_load): Use get_base_address.
2011 (mark_store): Likewise.
2013 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
2014 inserting GIMPLE_NOPs into the IL.
2015 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2016 Explicitly strip handled components and indirect references.
2018 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
2019 folding address expressions.
2020 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
2021 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
2022 operand_equal_p to compare decls.
2023 (ptr_deref_may_alias_decl_p): Likewise.
2024 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
2025 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
2026 Handle reversed comparison ops.
2027 * tree-sra.c (asm_visit_addr): Use get_base_address.
2028 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
2029 * ipa-reference.c (mark_address): Use get_base_address.
2031 2010-04-07 Richard Guenther <rguenther@suse.de>
2033 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2034 Propagate constants everywhere.
2036 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2039 * tree.c (MAX_INT_CACHED_PREC): Define.
2040 (nonstandard_integer_type_cache): New array.
2041 (build_nonstandard_integer_type): Cache results for precision
2042 <= MAX_INT_CACHED_PREC.
2044 2010-04-07 Richard Guenther <rguenther@suse.de>
2046 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2047 -fargument-noalias-global, -fargument-noalias-anything): Remove.
2048 * common.opt: Likewise.
2049 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2050 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2051 (nonoverlapping_memrefs_p): Likewise.
2052 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2053 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2054 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2055 OPT_fargument_noalias_global for backward compatibility.
2057 2010-04-07 Richard Guenther <rguenther@suse.de>
2059 PR tree-optimization/43270
2060 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2061 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2062 * tree-ssa-pre.c (phi_translate_1): Adjust.
2063 (fully_constant_expression): Split out vn_reference handling to ...
2064 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2065 Fold reads from constant strings.
2066 (vn_reference_lookup): Handle fully constant references.
2067 (vn_reference_lookup_pieces): Likewise.
2068 * Makefile.in (expmed.o-warn): Add -Wno-error.
2070 2010-04-07 Martin Jambor <mjambor@suse.cz>
2072 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2074 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2077 * gcc.c: Add -static-libstdc++ to list of recognized options.
2079 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2081 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2083 2010-04-07 Richard Guenther <rguenther@suse.de>
2086 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2087 bases build simple mem attributes to retain points-to information.
2089 2010-04-07 Richard Guenther <rguenther@suse.de>
2092 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2093 preserve points-to related information.
2095 2010-04-07 Richard Guenther <rguenther@suse.de>
2098 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2099 discard plain indirect references.
2100 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2101 * tree.c (tree_nop_conversion): Likewise.
2103 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2106 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2108 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2110 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2111 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2113 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2115 * tree-if-conv.c: Fix indentation and comments.
2117 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2119 * tree-if-conv.c: Sort static functions in topological order.
2121 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2123 * tree-if-conv.c: Fix indentation and comments.
2125 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2128 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2129 lang_hooks.types.type_for_size instead of
2130 build_nonstandard_integer_type.
2131 When converting an unsigned type to signed, double its precision.
2132 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2133 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2134 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2137 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2140 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2141 POINTER_PLUS_EXPR for pointer types.
2143 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2146 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2147 * graphite-clast-to-gimple.c: Include langhooks.h.
2148 (max_signed_precision_type): New.
2149 (max_precision_type): Takes two types as arguments.
2150 (precision_for_value): New.
2151 (precision_for_interval): New.
2152 (gcc_type_for_interval): New.
2153 (gcc_type_for_value): New.
2154 (gcc_type_for_clast_term): New.
2155 (gcc_type_for_clast_red): New.
2156 (gcc_type_for_clast_bin): New.
2157 (gcc_type_for_clast_expr): Split up into several functions.
2158 (gcc_type_for_clast_eq): Rewritten.
2159 (compute_bounds_for_level): New.
2160 (compute_type_for_level_1): New.
2161 (compute_type_for_level): New.
2162 (gcc_type_for_cloog_iv): Removed.
2163 (gcc_type_for_iv_of_clast_loop): Rewritten.
2164 (graphite_create_new_loop): Compute the lower and upper bound types
2165 with gcc_type_for_clast_expr.
2166 (graphite_create_new_loop_guard): Same.
2167 (find_cloog_iv_in_expr): Removed.
2168 (compute_cloog_iv_types_1): Removed.
2169 (compute_cloog_iv_types): Removed.
2170 (gloog): Do not call compute_cloog_iv_types.
2171 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2173 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2174 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2175 (GBB_CLOOG_IV_TYPES): Removed.
2177 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2179 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2180 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2181 (detect_commutative_reduction): Same.
2183 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2185 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2186 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2188 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2189 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2190 (rewrite_commutative_reductions_out_of_ssa): Same.
2191 * passes.c (execute_function_todo): Call verify_ssa for every pass
2192 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2193 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2194 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2195 with an extra argument.
2196 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2197 verify_ssa only when the extra argument is true.
2198 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2199 with an extra argument.
2200 (tree_transform_and_unroll_loop): Same.
2202 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2204 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2205 for all the passes of the LNO having LOOP_CLOSED_SSA.
2206 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2207 * tree-loop-distribution.c (pass_loop_distribution): Same.
2208 * tree-pass.h (TODO_verify_loops): Removed.
2209 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2211 (pass_tree_unswitch): Same.
2212 (pass_predcom): Same.
2213 (pass_vectorize): Same.
2214 (pass_linear_transform): Same.
2215 (pass_graphite_transforms): Same.
2216 (pass_iv_canon): Same.
2217 (pass_complete_unroll): Same.
2218 (pass_complete_unrolli): Same.
2219 (pass_parallelize_loops): Same.
2220 (pass_loop_prefetch): Same.
2221 (pass_iv_optimize): Same.
2223 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2226 * passes.c (init_optimization_passes): Move pass_lim before
2227 pass_copy_prop and pass_dce_loop.
2229 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2232 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2233 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2234 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2235 MULTI_* defines for 4 argument vpermil2p* builtins.
2237 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2239 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2240 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2241 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2242 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2243 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2244 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2245 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2246 Use x86_maybe_negate_const_int to output insn mnemonic.
2247 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2248 check from instruction predicate. Update comments.
2249 * config/i386/sync.md (sync_add<mode>): Use
2250 x86_maybe_negate_const_int to output insn mnemonic.
2252 2010-04-06 Jan Hubicka <jh@suse.cz>
2254 PR tree-optimization/42906
2255 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2256 IGNORE_SELF argument. Set visited_control_parents for fully
2258 (find_obviously_necessary_stmts): Update call of
2259 mark_control_dependent_edges_necessary.
2260 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2262 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2264 * config/i386/i386.md: Remove comment about 'e' and 'E'
2267 2010-04-06 Richard Guenther <rguenther@suse.de>
2269 PR tree-optimization/43627
2270 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2271 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2274 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2276 * BASE-VER: Change to 4.6.0.
2279 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2282 2010-04-06 Richard Guenther <rguenther@suse.de>
2285 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2287 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2289 * doc/invoke.texi (Optimize Options): Document that LTO
2290 won't remove object access purely due to incompatible
2293 2010-04-04 Matthias Klose <doko@ubuntu.com>
2295 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2296 Initialize variable.
2298 2010-04-03 Richard Guenther <rguenther@suse.de>
2301 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2302 require a non-NULL MEM_OFFSET.
2304 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2306 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2307 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2308 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2309 config/alpha/predicates.md, config/arm/arm.md,
2310 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2311 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2312 config/darwin9.h, config/darwin.c, config/darwin.h,
2313 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2314 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2315 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2316 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2317 config/mips/mips.md, config/mn10300/mn10300.c,
2318 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2319 config/rs6000/aix.h, config/rs6000/dfp.md,
2320 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2321 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2322 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2323 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2324 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2325 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2326 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2327 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2328 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2329 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2330 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2331 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2332 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2333 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2334 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2335 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2336 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2337 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2338 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2339 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2340 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2341 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2342 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2343 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2344 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2345 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2346 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2347 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2348 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2349 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2350 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2351 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2352 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2353 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2354 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2355 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2357 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2360 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2361 * aclocal.m4: Regenerate.
2363 2010-04-02 Richard Guenther <rguenther@suse.de>
2365 PR tree-optimization/43629
2366 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2367 if we have seen a constant value.
2369 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2371 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2373 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2376 * arm.c (legitimize_tls_address): Adjust call to
2377 gen_tls_load_dot_plus_four.
2378 (arm_note_pic_base): New function.
2379 (arm_cannot_copy_insn_p): Use it.
2380 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2383 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2388 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2390 * Makefile.in ($(out_object_file)): Depend on
2391 gt-$(basename $(notdir $(out_file))).h.
2393 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2395 * config.gcc (lm32-*-rtems*): Add t-lm32.
2397 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2399 * config.gcc: Add lm32-*-rtems*.
2400 * config/lm32/rtems.h: New file.
2402 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2405 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2407 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2409 * dwarf2out.c (output_compilation_unit_header): For
2410 -gdwarf-4 use version 4 instead of version 3.
2411 (output_line_info): For version 4 and above emit additional
2412 maximum ops per insn header field.
2413 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2415 * dwarf2out.c (is_c_family, is_java): Remove.
2416 (lower_bound_default): New function.
2417 (add_bound_info, gen_descr_array_type_die): Use it.
2419 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2422 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2423 re-declaration when it happens in a function.
2425 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2427 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2428 (cgraph_remove_function_insertion_hook): Same.
2429 (cgraph_call_function_insertion_hooks): Same.
2431 2010-04-01 Richard Guenther <rguenther@suse.de>
2434 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2435 and TREE_THIS_VOLATILE.
2436 (copy_ref_info): Likewise.
2437 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2438 * tree.c (build6_stat): Ignore side-effects of all but arg5
2439 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2442 2010-04-01 Richard Guenther <rguenther@suse.de>
2444 PR tree-optimization/43607
2445 * ipa-type-escape.c (check_call): Do not access non-existing
2448 2010-04-01 Richard Guenther <rguenther@suse.de>
2452 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2453 Jack Howarth <howarth@bromo.med.uc.edu>
2455 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2458 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2460 * doc/install.texi (Prerequisites): Document libelf usability on
2461 IRIX 5/6 and Solaris 2.
2462 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2463 Update GNU as, GNU ld requirements.
2464 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2465 Document Sun Studio compiler download.
2466 Update and simplify as, ld recommendations.
2467 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2469 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2471 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2472 with_tune_32 to pentium4.
2474 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2476 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2478 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2480 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2481 obsoletion, removal.
2483 Document GNU as requirement.
2484 Update configure requirements.
2485 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2486 Recomment IRIX 6.5.18+.
2487 Document IDF/IDL requirement.
2488 Document GNU as requirement.
2489 Document GNU ld bootstrap failure.
2490 Remove freeware.sgi.com reference.
2492 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2494 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2495 UNIX V4.0, V5.0 obsoletion, removal.
2496 Remove --with-gc=simple reference.
2497 Update VM requirements during bootstrap.
2498 Remove -oldas bootstrap description.
2499 Update binutils reference.
2500 Remove comparison failure note.
2502 2010-03-31 Richard Guenther <rguenther@suse.de>
2503 Zdenek Dvorak <ook@ucw.cz>
2504 Sebastian Pop <sebastian.pop@amd.com>
2507 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2508 with multiple arguments.
2509 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2511 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2513 * graphite-dependences.c (print_pddr): Call print_pdr with an
2515 * graphite-poly.c (debug_pdr): Add an extra argument for the
2518 (print_pbb_domain): Same.
2520 (print_scop_context): Same.
2522 (print_cloog): Same.
2523 (debug_pbb_domain): Same.
2527 (debug_scop_context): Same.
2529 (debug_cloog): Same.
2530 (print_scop_params): Same.
2531 (debug_scop_params): Same.
2532 (print_iteration_domain): Same.
2533 (print_iteration_domains): Same.
2534 (debug_iteration_domain): Same.
2535 (debug_iteration_domains): Same.
2536 (print_scattering_function): Same.
2537 (print_scattering_functions): Same.
2538 (debug_scattering_function): Same.
2539 (debug_scattering_functions): Same.
2540 * graphite-poly.h (debug_pdr): Update declaration.
2542 (print_pbb_domain): Same.
2544 (print_scop_context): Same.
2546 (print_cloog): Same.
2547 (debug_pbb_domain): Same.
2551 (debug_scop_context): Same.
2553 (debug_cloog): Same.
2554 (print_scop_params): Same.
2555 (debug_scop_params): Same.
2556 (print_iteration_domain): Same.
2557 (print_iteration_domains): Same.
2558 (debug_iteration_domain): Same.
2559 (debug_iteration_domains): Same.
2560 (print_scattering_function): Same.
2561 (print_scattering_functions): Same.
2562 (debug_scattering_function): Same.
2563 (debug_scattering_functions): Same.
2565 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2567 * graphite-poly.c (print_scattering_function_1): New.
2568 (print_scattering_function): Call it.
2569 (print_scop_params): Remove spaces at the end of lines.
2572 * graphite-poly.h (print_cloog): Declared.
2573 (debug_cloog): Declared.
2575 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2577 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2579 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2580 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2581 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2582 to switch between adding the IV bump in loop->latch or in loop->header.
2584 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2586 * graphite-poly.c (print_scattering_function): Pretty print following
2589 (print_pbb_domain): Same.
2590 (dump_gbb_cases): Same.
2591 (dump_gbb_conditions): Same.
2594 (print_scop_params): Same.
2595 (print_scop_context): Same.
2597 (print_pbb_body): New.
2598 (lst_indent_to): New.
2599 (print_lst): Start new lines with a #.
2600 * graphite-poly.h (pbb_bb): New.
2601 (pbb_index): Use pbb_bb.
2602 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2604 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2606 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2608 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2609 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2610 and 0 instead of 1 for dw_val_class_flag.
2611 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2612 dw_val_class_range_list, dw_val_class_loc_list,
2613 dw_val_class_lineptr and dw_val_class_macptr, use
2614 DW_FORM_flag_present for dw_val_class_flag and
2615 DW_FORM_exprloc for dw_val_class_loc.
2616 (output_die): For -gdwarf-4 print dw_val_class_loc
2617 size as uleb128 instead of 1 or 2 bytes and don't print
2618 anything for dw_val_class_flag.
2620 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2621 instead of cselib_lookup following by tweaking locs->setting_insn.
2624 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2625 even before returning from label, setjmp call or volatile asm
2628 2010-03-31 Richard Guenther <rguenther@suse.de>
2631 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2632 temporary data on stack.
2634 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2636 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2637 (PUSHSECTION_ASM_OP): Remove.
2638 (POPSECTION_ASM_OP): Remove.
2639 (PUSHSECTION_FORMAT): Remove.
2640 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2641 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2642 * config/sol2.c (solaris_output_init_fini): Use it.
2644 2010-03-31 Jie Zhang <jie@codesourcery.com>
2647 * opt-functions.awk (var_type_struct): Use signed char type
2648 for simple variables.
2650 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2652 * config/sol2.c: Include output.h.
2653 (solaris_assemble_visibility): New function.
2654 * config/t-sol2 (sol2.o): Add output.h dependency.
2655 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2656 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2659 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2662 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2663 V2SImode or XFmode on PRE_DEC.
2666 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2669 2010-03-31 Jie Zhang <jie@codesourcery.com>
2672 * reload.h (caller_save_initialized_p): Declare.
2673 * toplev.c (backend_init_target): Don't call
2674 init_caller_save but set caller_save_initialized_p to false.
2675 * caller-save.c (caller_save_initialized_p): Define.
2676 (init_caller_save): Check caller_save_initialized_p.
2677 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2679 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2682 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2683 and soft-fp/t-softfp to tmake_file.
2684 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2685 (LIBGCC2_TF_CEXT): Define.
2688 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2691 * cselib.c (n_useless_values): Document handling of debug locs.
2692 (n_useless_debug_values, n_debug_values): New variables.
2693 (new_elt_loc_list): Don't add to debug values, keep count.
2694 (promote_debug_loc): New.
2695 (cselib_reset_table): Zero new variables.
2696 (entry_and_rtx_equal_p): Promote debug locs.
2697 (discard_useless_locs): Increment n_useless_debug_values for
2699 (remove_useless_values): Adjust n_useless_values and n_debug_values
2700 with n_useless_debug_values.
2701 (add_mem_for_addr): Promote debug locs.
2702 (cselib_lookup_mem): Likewise.
2703 (cselib_lookup_addr): Renamed to...
2704 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2705 (cselib_log_lookup): ... this. Turn into...
2706 (cselib_lookup_addr): ... new wrapper.
2707 (cselib_lookup_from_insn): New.
2708 (cselib_invalidate_regno): Increment n_useless_debug_values for
2710 (cselib_invalidate_mem): Likewise.
2711 (cselib_process_insn): Take n_deleted and n_debug_values into
2712 account to guard remove_useless_value call.
2713 (cselib_finish): Zero n_useless_debug_values.
2714 * cselib.h (cselib_lookup_from_insn): Declare.
2715 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2716 (sched_analyze_2): Likewise.
2718 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2720 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2722 (adjust_mems): Replace narrowing SUBREG of expression containing
2723 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2724 with operations in the narrower mode.
2727 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2728 regs_invalidated_by_call instead all call_used_reg_set registers.
2730 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2733 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2734 pointer comparisons with types_compatible_p.
2735 * tree-vect-stmts.c (vectorizable_call): Same.
2736 (vectorizable_condition): Same.
2738 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2740 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2741 stack check if the mask would be zero.
2743 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2744 Jack Howarth <howarth@bromo.med.uc.edu>
2746 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2749 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2752 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2754 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2755 Include ___unordxf2 and ___unordtf2.
2756 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2759 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2761 * config/lm32/t-lm32: New file.
2762 * config.gcc: Use the above file when targetting lm32.
2764 2010-03-28 Duncan Sands <baldrick@free.fr>
2766 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2768 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2771 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2772 Improve vectorization cost model diagnostic.
2774 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2777 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2778 compute_data_dependences_for_loop returns false, early exit
2779 and output an extra diagnostic for the failed data reference
2782 2010-03-29 Richard Guenther <rguenther@suse.de>
2784 PR tree-optimization/43560
2785 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2786 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2788 2010-03-29 Jie Zhang <jie@codesourcery.com>
2791 * toplev.c (process_options): Set optimization_default_node
2792 and optimization_current_node.
2793 * opts.c (decode_options): Don't set optimization_default_node
2794 and optimization_current_node.
2796 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2798 * config/rtems.h: Abandon -qrtems_debug.
2800 2010-03-28 Jan Hubicka <jh@suse.cz>
2802 PR tree-optimization/43505
2803 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2804 map should not be copied.
2806 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2809 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2810 cdtors, set DECL_PRESERVE_P.
2811 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2814 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2816 PR tree-optimization/43528
2817 * stor-layout.c (place_field): Check that constant fits into
2818 unsigned HWI when skipping calculation of MS bitfield layout.
2820 2010-03-27 Jan Hubicka <jh@suse.cz>
2823 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2824 notice_global_symbol work.
2826 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2828 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2829 instead of dwarf2out_decl.
2830 (struct var_loc_node): Remove section_label field.
2831 (dwarf2out_function_decl): New function.
2832 (dwarf2out_var_location): Don't set section_label field.
2833 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2835 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2837 PR tree-optimization/43544
2838 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2839 First argument for builtin vectorized function hook is now a
2840 tree to be able to distinguish between machine specific and
2842 * targhooks.c (default_builtin_vectorized_function): Ditto.
2843 * targhooks.h (default_builtin_vectorized_function): Ditto.
2844 * target.h (struct gcc_target): Ditto.
2845 * tree-vect-stmts.c (vectorizable_function): Ditto.
2846 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2847 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2850 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2853 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2854 nested binding iff it is a FUNCTION_DECL.
2855 (store_parm_decls_newstyle): Pass nested=true to bind for
2856 FUNCTION_DECLs amongst parameters.
2858 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2860 * var-tracking.c (vt_expand_loc_callback): Don't run
2861 cselib_expand_value_rtx_cb in dummy mode if
2862 cselib_dummy_expand_value_rtx_cb returned false.
2864 * var-tracking.c (emit_note_insn_var_location): For one part
2865 notes with offset 0, don't add EXPR_LIST around the location.
2866 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2867 add_location_or_const_value_attribute): Adjust for that change.
2870 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2871 into first operand and location into second.
2872 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2873 dw_cfi_oprnd_loc for DW_CFA_expression.
2874 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2875 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2876 assume first argument is regnum and second argument is location.
2878 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2881 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2882 of scratch register to DImode. Split to DImode comparison operator.
2883 Use SImode subreg of scratch register in the multiplication.
2884 (*cmp_sadd_sidi): Ditto.
2885 (*cmp_ssub_si): Ditto.
2886 (*cmp_ssub_sidi): Ditto.
2888 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2891 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2892 Remove invalid assert and wrong comment.
2894 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2897 * flags.h (final_insns_dump_p): New extern.
2898 * final.c (final_insns_dump_p): New variable.
2899 (rest_of_clean_state): Set it before -fdump-final-insns=
2900 dumping, clear afterwards.
2901 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2902 MEM_ALIAS_SET on MEMs.
2904 2010-03-26 David S. Miller <davem@davemloft.net>
2906 * configure.ac: Fix sparc GOTDATA_OP bug check.
2907 * configure: Rebuild.
2909 2010-03-26 Alan Modra <amodra@gmail.com>
2911 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2913 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2915 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2916 TLS_SECTION_ASM_FLAG.
2918 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2921 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2922 Clear first_function_block_is_cold.
2925 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2926 argument if the argument is truth_value_p.
2928 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2930 * config/rs6000/constraints.md: Update copyright year for my changes.
2933 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2934 used in reg+reg addressing, swap registers.
2936 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2939 * target.h (struct gcc_target): Add code_end hook.
2940 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2942 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2943 * toplev.c (compile_file): Call targetm.asm_out.code_end
2944 hook before unwind info/debug info output.
2945 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2946 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2947 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2948 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2949 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2950 * config/i386/i386.c (ix86_file_end): Renamed to...
2951 (ix86_code_end): ... this. Make static. Don't call
2952 file_end_indicate_exec_stack. Emit unwind info using
2953 final_start_function/final_end_function.
2954 (darwin_x86_file_end): Remove.
2955 (TARGET_ASM_CODE_END): Define.
2956 * config/i386/i386.h (TARGET_ASM_FILE_END,
2957 NEED_INDICATE_EXEC_STACK): Don't define.
2958 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2959 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2960 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2961 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2964 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2965 at the beginning and final_end_function at the end.
2966 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2968 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2970 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2971 and Sun as TLS syntax.
2972 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2973 * configure: Regenerate.
2974 * config.in: Regenerate.
2975 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2976 (default_elf_asm_named_section): Use it.
2977 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2978 (i386_output_dwarf_dtprel): Likewise.
2979 (output_addr_const_extra): Likewise.
2980 (output_pic_addr_const): Lowercase @GOTTPOFF.
2981 (output_addr_const_extra): Likewise.
2982 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2983 (output_addr_const_extra): Likewise.
2984 (output_pic_addr_const): Lowercase @INDNTPOFF.
2985 (output_addr_const_extra): Likewise.
2986 (output_pic_addr_const): Lowercase @NTPOFF.
2987 (output_addr_const_extra): Likewise.
2988 (output_pic_addr_const): Lowercase @TPOFF.
2989 (output_addr_const_extra): Likewise.
2990 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2991 (*tls_global_dynamic_64): Likewise.
2992 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2993 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2995 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2996 (ASM_OUTPUT_TLS_COMMON): Use it.
2997 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
3000 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
3001 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
3002 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
3003 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
3004 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3005 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
3007 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3009 * config/i386/i386.c (override_options): Don't accept
3010 -mtls-dialect=sun any longer.
3011 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
3012 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
3013 (*tls_local_dynamic_base_32_sun): Likewise.
3014 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3016 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3019 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3020 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
3023 * ira.c (adjust_cleared_regs): New function.
3024 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
3028 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
3030 * expr.c (expand_expr_real): Restore previous
3031 curr_insn_source_location and curr_insn_block after
3032 expand_expr_real_1 call.
3033 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
3034 instead of expand_expr_real_1.
3036 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
3038 PR rtl-optimization/43413
3039 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3042 2010-03-22 James E. Wilson <wilson@codesourcery.com>
3045 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3046 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3048 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3050 * config/i386/i386.c (ix86_target_string): Add -mfma.
3051 Fix a typo in comment.
3053 2010-03-22 Mike Stump <mikestump@comcast.net>
3056 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3057 Don't overly align based upon packed packed fields.
3059 2010-03-22 Jason Merrill <jason@redhat.com>
3061 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3062 Use () rather than [], and move before the element type.
3064 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3066 * doc/configfiles.texi (Configuration Files): Removed
3067 fixinc/Makefile*, intl/Makefile.*.
3068 * doc/makefile.texi: Fixed markup. Abstract from version
3069 control system used.
3070 (Makefile): Removed obsolete gcc/java/parse.y example.
3071 * doc/sourcebuild.texi: Likewise.
3072 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3073 libgomp, libssp. Removed fastjar.
3074 (Miscellaneous Docs): Clarify location.
3075 Added COPYING3, COPYING3.LIB.
3076 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3078 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3081 * config/i386/i386.c (x86_function_profiler)
3082 [!NO_PROFILE_COUNTERS]: Fix typo.
3083 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3086 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3087 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3089 * doc/sourcebuild.texi (Test Directives): Split into six
3090 subsections, with most of the current text in new subsections
3091 Directives, Selectors, and Final Actions.
3092 (Directives): Split list of test directives into multiple
3094 (Selectors): Describe use and syntax of selectors.
3095 (Effective-Target Keywords): Describe all existing keywords.
3096 (Add Options): Describe features for dg-add-options.
3097 (Require Support): Describe variants of dg-require-support.
3098 (Final Actions): Describe commands to use in dg-final.
3100 2010-03-22 Michael Matz <matz@suse.de>
3103 * recog.c (validate_replace_rtx_group): Replace also in
3104 REG_EQUAL and REG_EQUIV notes.
3106 2010-03-22 Richard Guenther <rguenther@suse.de>
3108 PR tree-optimization/43390
3109 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3110 sure vector extracts are type correct.
3112 2010-03-22 Richard Guenther <rguenther@suse.de>
3115 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3116 x * sqrt (x) even when optimizing for size if the target
3117 has native support for sqrt.
3119 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3121 * varasm.c (make_decl_rtl_for_debug): Also clear
3122 flag_mudflap for the duration of make_decl_rtl call.
3125 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3126 locs from preserved VALUEs.
3128 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3131 * pa.md (movmemsi): Set align to one if zero.
3132 (movmemdi): Likewise.
3134 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3137 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3138 with their corresponding prologue pushes.
3140 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3143 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3144 at the begining or end.
3145 (spu_expand_epilogue): Likewise.
3147 2010-03-20 Richard Guenther <rguenther@suse.de>
3149 PR rtl-optimization/43438
3150 * combine.c (make_extraction): Properly zero-/sign-extend an
3151 extraction of the low part of a CONST_INT. Also handle
3154 2010-03-19 Mike Stump <mikestump@comcast.net>
3156 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3157 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3158 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3160 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3163 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3166 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3168 PR rtl-optimization/42258
3169 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3170 use that may match DEF.
3173 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3174 the cost of loading the constant rather than assuming
3176 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3177 outer code is AND, do the same tests as the andsi3 expander and
3178 return COSTS_N_INSNS (1) if and is cheap.
3180 * optabs.c (avoid_expensive_constant): Fix formatting.
3182 2010-03-19 Michael Matz <matz@suse.de>
3185 * attribs.c (decl_attributes): When rebuilding a function pointer
3186 type use the same qualifiers as the original pointer type.
3188 2010-03-19 Martin Jambor <mjambor@suse.cz>
3190 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3191 and is_gimple_ip_invariant_address.
3193 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3196 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3198 * config/arm/arm.c (arm_override_options): Turn off
3199 flag_dwarf2_cfi_asm for AAPCS variants.
3201 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3204 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3205 Use PRE_MODIFY instead of PRE_DEC.
3206 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3207 (vfp_emit_fstmd): Likewise.
3209 2010-03-19 Michael Matz <matz@suse.de>
3212 * builtins.c (expand_builtin_interclass_mathfn,
3213 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3216 2010-03-19 Richard Guenther <rguenther@suse.de>
3218 PR tree-optimization/43415
3219 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3220 (phi_translate_1): ... this.
3221 (phi_translate): Move all caching here. Cache all NARY
3222 and REFERENCE translations.
3224 2010-03-19 David S. Miller <davem@davemloft.net>
3226 With help from Eric Botcazou.
3227 * config/sparc/sparc.c: Include dwarf2out.h.
3228 (emit_pic_helper): Delete.
3229 (pic_helper_symbol_name): Delete.
3230 (pic_helper_emitted_p): Delete.
3231 (pic_helper_needed): New.
3232 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3233 (get_pc_thunk_name): New.
3234 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3235 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3236 Set pic_helper_needed to true. Don't call emit_pic_helper.
3237 (sparc_expand_prologue): Update load_pic_register call.
3238 (sparc_output_mi_thunk): Likewise.
3239 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3240 thunk if possible. Output CFI information as needed.
3242 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3243 Jack Howarth <howarth@bromo.med.uc.edu>
3246 * config/i386/i386.h: Fix ABI on darwin x86-32.
3248 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3250 * tree.h: Declare make_decl_rtl_for_debug.
3251 * varasm.c (make_decl_rtl_for_debug): New.
3252 * dwarf2out.c (rtl_for_decl_location): Call it.
3253 * cfgexpand.c (expand_debug_expr): Call it.
3255 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3258 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3262 * var-tracking.c (vt_init_cfa_base): Do nothing if
3263 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3265 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3268 * var-tracking.c (canonicalize_vars_star): New.
3269 (dataflow_post_merge_adjust): Use it.
3271 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3274 * var-tracking.c (non_suitable_const): New function.
3275 (add_uses): For DEBUG_INSNs with constants, don't record any
3276 value, instead just the constant value itself.
3277 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3278 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3279 (emit_notes_in_bb): Likewise.
3280 (emit_note_insn_var_location): For onepart variables if
3281 cur_loc is a VOIDmode constant, use DECL_MODE.
3283 2010-03-18 Martin Jambor <mjambor@suse.cz>
3286 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3287 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3288 all non-clones. Moved call redirection...
3289 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3290 (cgraph_materialize_all_clones): Dispose of all
3291 combined_args_to_skip bitmaps.
3292 (verify_cgraph_node): Do not check for edges pointing to wrong
3293 nodes in inline clones.
3294 * tree-inline.c (copy_bb): Call
3295 cgraph_redirect_edge_call_stmt_to_callee.
3296 * ipa.c (cgraph_remove_unreachable_nodes): Call
3297 cgraph_node_remove_callees even when there are used clones.
3299 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3301 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3303 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3306 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3309 2010-03-18 Michael Matz <matz@suse.de>
3312 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3313 into sqrt(x) if we need to preserve signed zeros.
3315 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3316 Eric Botcazou <ebotcazou@adacore.com>
3318 PR rtl-optimization/43360
3319 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3320 note if we don't know its invariant status.
3322 2010-03-18 Michael Matz <matz@suse.de>
3324 PR tree-optimization/43402
3325 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3326 PHI chains of ssa names registered for update.
3328 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3331 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3332 non-offsettable and pre_modify update addressing.
3333 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3334 and "2" alternatives "#".
3335 (*movdd_softfloat32): Make all alternatives "#";
3336 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3337 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3338 (*movdf_softfloat32): Make all alternatives "#";
3339 (movdi): Use the new DIFD mode iterator to create a common splitter
3340 for movdi, movdf and movdd patterns.
3342 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3344 * common.opt (dumpdir): Remove redundant tab.
3346 2010-03-17 Martin Jambor <mjambor@suse.cz>
3348 PR tree-optimization/43347
3349 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3350 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3352 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3354 PR rtl-optimization/42216
3355 * regrename.c (create_new_chain): New function, broken out from...
3356 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3357 appending a use to an empty chain.
3358 (build_def_use): Remove previous changes that convert OP_INOUT to
3359 OP_OUT operands; instead detect the case where an OP_INOUT operand
3360 uses a previously untracked register and create an empty chain for it.
3362 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3364 * doc/extend.texi (Function Attributes): Rewrite unfinished
3365 sentence in ms_abi documentation.
3367 2010-03-17 Alan Modra <amodra@gmail.com>
3369 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3370 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3371 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3372 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3374 2010-03-16 Richard Henderson <rth@redhat.com>
3377 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3378 (lower_try_finally): Save and restore eh_seq around the expansion
3381 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3383 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3384 statements before splitting block.
3386 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3388 * doc/sourcebuild.texi (Testsuites): Fix markup.
3389 Use pathnames relative to gcc/testsuite.
3390 (Test Directives): Move description of how timeout is determined.
3391 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3392 (C Tests): Correct gcc.misc-tests directory.
3393 Framework tests now live in gcc.test-framework.
3395 2010-03-16 Richard Guenther <rguenther@suse.de>
3398 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3399 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3401 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3402 Alexandre Oliva <aoliva@redhat.com>
3404 PR tree-optimization/42917
3405 * lambda-code.c (remove_iv): Skip debug statements.
3406 (lambda_loopnest_to_gcc_loopnest): Likewise.
3407 (not_interesting_stmt): Debug statements are not interesting.
3409 2010-03-16 Jakub Jelinek <jakub@redhat.com>
3413 * cselib.c (cselib_preserve_constants,
3414 cfa_base_preserved_val): New static variables.
3415 (preserve_only_constants): New function.
3416 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3417 clear its REG_VALUES. If cselib_preserve_constants, don't
3418 empty the whole hash table, but preserve there VALUEs with constants,
3419 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3420 (cselib_preserve_cfa_base_value): New function.
3421 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3422 (cselib_init): Change argument to int bitfield. Set
3423 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3425 (cselib_finish): Clear cselib_preserve_constants and
3426 cfa_base_preserved_val.
3427 * cselib.h (enum cselib_record_what): New enum.
3428 (cselib_init): Change argument to int.
3429 (cselib_preserve_cfa_base_value): New prototype.
3430 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3431 * dse.c (dse_step1): Likewise.
3432 * cfgcleanup.c (thread_jump): Likewise.
3433 * sched-deps.c (sched_analyze): Likewise.
3434 * gcse.c (local_cprop_pass): Likewise.
3435 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3436 If FN is non-NULL, call the callback always and whenever it returns
3437 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
3438 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3439 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3440 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3441 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3442 * var-tracking.c: Include recog.h.
3443 (bb_stack_adjust_offset): Remove.
3444 (vt_stack_adjustments): Don't call it, instead just gather the
3445 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3446 (adjust_stack_reference): Remove.
3447 (compute_cfa_pointer): New function.
3448 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3449 (struct adjust_mem_data): New type.
3450 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3452 (get_address_mode): New function.
3453 (replace_expr_with_values): Use it.
3454 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3455 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
3456 (adjust_sets): Remove.
3457 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3458 Use get_address_mode.
3459 (get_adjusted_src): Remove.
3460 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
3461 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
3462 (add_with_sets): Don't call adjust_sets.
3463 (fp_setter, vt_init_cfa_base): New functions.
3464 (vt_initialize): Change return type to bool. Move most of pool etc.
3465 initialization to the beginning of the function from end. Pass
3466 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3467 If !frame_pointer_needed, call vt_stack_adjustment before mos
3468 vector is filled, call vt_init_cfa_base if argp/framep has been
3469 eliminated to sp. If frame_pointer_needed and argp/framep has
3470 been eliminated to hard frame pointer, set
3471 hard_frame_pointer_adjustment and call vt_init_cfa_base after
3472 encountering fp setter in the prologue. For MO_ADJUST, call
3473 log_op_type before pusing the op into mos vector, not afterwards.
3474 Call adjust_insn before cselib_process_insn/add_with_sets,
3475 call cancel_changes (0) afterwards.
3476 (variable_tracking_main_1): Adjust for vt_initialize calling
3477 vt_stack_adjustments and returning whether it succeeded or not.
3479 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3481 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3484 2010-03-15 Jakub Jelinek <jakub@redhat.com>
3486 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3488 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3489 drap_reg has not been set.
3491 2010-03-15 Michael Matz <matz@suse.de>
3494 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3495 use it to expand block copies.
3496 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3497 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3498 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3500 2010-03-15 Richard Guenther <rguenther@suse.de>
3502 PR tree-optimization/43367
3503 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3506 2010-03-15 Richard Guenther <rguenther@suse.de>
3508 PR tree-optimization/43317
3509 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3511 2010-03-15 Martin Jambor <mjambor@suse.cz>
3513 PR tree-optimization/43141
3514 * tree-sra.c (create_abstract_origin): New function.
3515 (modify_function): Call create_abstract_origin.
3517 2010-03-15 Chris Demetriou <cgd@google.com>
3519 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3522 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3525 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3526 call insert_out_of_ssa_copy for default definitions.
3528 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3530 * graphite-clast-to-gimple.c (my_long_long): Defined.
3531 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3532 * graphite-sese-to-poly.c (my_long_long): Defined.
3533 (scop_ivs_can_be_represented): Use it.
3535 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3537 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3538 graphite-max-bbs-per-function, and loop-block-tile-size.
3539 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3541 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3543 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3545 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3546 forward declaration.
3547 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3548 (add_upper_bounds_from_estimated_nit): New.
3549 (build_loop_iteration_domains): Use it.
3551 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3553 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3555 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3558 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3559 should be an INTEGER_CST. Also handle CASE_CONVERT.
3561 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3563 * graphite.c (graphite_initialize): To bound the number of bbs per
3564 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3565 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3566 * doc/invoke.texi: Document it.
3568 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3570 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3571 * graphite-sese-to-poly.h (build_poly_scop): Same.
3573 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3575 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3576 the number of parameters in the scop. Use as an upper bound
3577 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3578 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3579 * doc/invoke.texi: Document it.
3581 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
3583 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3584 * doc/c-tree.texi: Remove.
3585 * doc/generic.texi: Merge c-tree.texi here.
3586 * doc/gccint.texi (Trees): Remove menu entry.
3587 (c-tree.texi): Remove @include.
3588 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3589 * doc/languages.texi (Reading RTL): Ditto.
3591 2010-03-12 Steve Ellcey <sje@cup.hp.com>
3594 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3596 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3599 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3600 code added to work around reload clobbering CONST insns.
3602 2010-03-12 Jakub Jelinek <jakub@redhat.com>
3604 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3605 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3606 (cselib_preserve_only_values): Remove retain argument, don't
3607 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3608 * cselib.h (cselib_preserve_only_values): Remove retain argument.
3609 * var-tracking.c (micro_operation): Move insn field before union.
3610 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3611 (struct variable_tracking_info_def): Remove n_mos field, change
3612 mos into a vector of micro_operations.
3613 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3614 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3615 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3616 changing into a vector.
3617 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3618 come before all other uops generated by add_stores.
3619 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3621 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3622 a vector. Run just one pass over the bbs instead of separate counting
3623 and computation phase.
3624 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3627 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3628 into *nonlocalized_list vector.
3629 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3630 even if origin is non-NULL.
3631 (gen_variable_die): Likewise.
3632 (process_scope_var): Don't change origin.
3633 (gen_decl_die): Likewise.
3634 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3635 before adding new edges instead of after it, fix moving over
3638 2010-03-11 David S. Miller <davem@davemloft.net>
3640 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3642 * configure: Rebuild.
3644 2010-03-11 Martin Jambor <mjambor@suse.cz>
3646 PR tree-optimization/43257
3647 * tree.c (assign_assembler_name_if_neeeded): New function.
3648 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3650 * tree.h (assign_assembler_name_if_neeeded): Declare.
3651 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3652 the function if needed.
3654 2010-03-11 Chris Demetriou <cgd@google.com>
3656 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3657 include/stdint-gcc.h, and include/stdint.h world-readable.
3659 2010-03-11 Richard Guenther <rguenther@suse.de>
3661 PR tree-optimization/43255
3662 * tree-vrp.c (process_assert_insertions_for): Do not insert
3663 asserts for trivial conditions.
3665 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3667 PR tree-optimization/43280
3668 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3669 generation. Move calculation of size out of the if branch.
3670 (find_bswap): Modify compare number generation.
3672 2010-03-11 Richard Guenther <rguenther@suse.de>
3675 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3676 (input_gimple_stmt): Fixup handled component types during
3677 operand read. Also fix up decls in ADDR_EXPRs.
3679 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3681 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3682 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3684 2010-03-10 Jan Hubicka <jh@suse.cz>
3687 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3688 * varasm.c (get_variable_section): Don't do that here...
3689 (make_decl_rtl): ... and here.
3690 (do_assemble_alias): Produce decl RTL.
3691 (assemble_alias): Likewise.
3693 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3696 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3697 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3699 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3700 (based_loc_descr): Only express drap or vdrap regno based expressions
3701 using DW_OP_fbreg when not optimizing.
3702 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3703 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3704 REG_CFA_SET_VDRAP note.
3706 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3708 PR tree-optimization/43236
3709 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3710 error in calculation of base address in reverse iteration case.
3711 (generate_builtin): Take number of latch executions if the statement
3714 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3717 * tree-eh.c: Include pointer-set.h.
3718 (lower_eh_dispatch): Filter out duplicate case labels and
3719 remove the unneeded edge when the label is unused. Return
3720 true when some edges are removed.
3721 (execute_lower_eh_dispatch): When any lowering resulted in
3722 removing an edge, also delete unreachable blocks.
3724 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3727 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3728 UNSPEC_MACHOPIC_OFFSET.
3730 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3733 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3734 (m68k_delegitimize_address): New function.
3736 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3739 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3742 * var-tracking.c (adjust_sets): New function.
3743 (count_with_sets, add_with_sets): Use it.
3744 (get_adjusted_src): New inline function.
3745 (add_stores): Use it.
3748 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3749 call cselib_dummy_expand_value_rtx_cb instead of
3750 cselib_expand_value_rtx_cb.
3753 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3754 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3755 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3756 and .cfi_endproc around the pic thunks.
3757 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3758 all queued unwind info register saves are saved before the call.
3759 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3760 considered as sp-=4 for unwind info and the pop as sp+=4 which
3761 also clobbers dest, but doesn't actually restore it.
3764 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3765 RTX_FRAME_RELATED_P.
3767 2010-03-09 Jie Zhang <jie@codesourcery.com>
3769 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3770 whitespaces in output template.
3772 2010-03-09 Jie Zhang <jie@codesourcery.com>
3774 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3777 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3779 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3780 builtins.exp in a separate job.
3782 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3784 * graphite-sese-to-poly.c (add_param_constraints): Use
3785 lower_bound_in_type and upper_bound_in_type.
3787 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3789 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3790 instead of unsigned_type_node.
3792 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3793 Reza Yazdani <reza.yazdani@amd.com>
3796 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3797 on pointer type parameters.
3799 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3803 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3804 handle conversions from pointer to integers.
3805 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3806 induction variable, to be able to work with code generated by CLooG.
3807 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3808 (build_poly_scop): Bail out if we cannot codegen a loop.
3810 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3812 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3813 code generation with gloog_error.
3815 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3817 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3818 Call fold_convert on all the returned values.
3819 (expand_scalar_variables_expr): Pass to
3820 expand_scalar_variables_ssa_name the type of the resulting expression.
3822 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3824 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3825 ppl_min_for_le_pointset.
3826 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3827 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3829 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3831 * graphite-dependences.c (map_into_dep_poly): Removed.
3832 (dependence_polyhedron_1): Use combine_context_id_scat.
3834 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3836 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3837 (struct poly_bb): Same.
3838 (combine_context_id_scat): New.
3840 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3843 * sese.c (name_defined_in_loop_p): Return false for default
3846 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3848 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3849 and clean up the logic.
3851 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3853 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3856 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3858 * var-tracking.c (remove_cselib_value_chains): Define only for
3860 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3861 delete_slot_part, emit_notes_for_differences_1): Don't call
3862 remove_cselib_value_chains here.
3863 (set_slot_part, emit_notes_for_differences_2): Don't call
3864 add_cselib_value_chains here.
3865 (preserved_values): New vector.
3866 (preserve_value): New function.
3867 (add_uses, add_stores, vt_add_function_parameters): Use it
3868 instead of cselib_preserve_value.
3869 (changed_values_stack): New vector.
3870 (check_changed_vars_0): New function.
3871 (check_changed_vars_1, check_changed_vars_2): Use it.
3872 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3873 changed_values_stack VALUEs.
3874 (vt_emit_notes): For all preserved_values call
3875 add_cselib_value_chains. If ENABLE_CHECKING call
3876 remove_cselib_value_chains before verifying value_chains is empty.
3877 Initialize and free changed_values_stack.
3878 (vt_initialize): Initialize preserved_values.
3879 (vt_finalize): Free preserved_values.
3881 2010-03-08 Richard Guenther <rguenther@suse.de>
3883 PR tree-optimization/43269
3884 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3887 2010-03-08 Martin Jambor <mjambor@suse.cz>
3889 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3890 (ipa_is_param_called): Removed.
3891 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3892 (ipa_print_node_params): Do not print the called flag.
3893 (ipa_write_node_info): Do not stream the called flag.
3894 (ipa_read_node_info): Likewise.
3896 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3899 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3900 * cselib.c (struct expand_value_data): Add dummy field.
3901 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3903 (cselib_dummy_expand_value_rtx_cb): New function.
3904 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3906 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3907 * var-tracking.c: Include pointer-set.h.
3908 (variable): Change n_var_parts to char from int. Add
3909 cur_loc_changed and in_changed_variables fields.
3910 (variable_canonicalize): Remove.
3911 (shared_var_p): New inline function.
3912 (unshare_variable): Maintain cur_loc_changed and
3913 in_changed_variables fields. If var was in changed_variables,
3914 replace it there with new_var. Just copy cur_loc instead of
3915 resetting it to something else.
3916 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3917 (dataflow_set_union): Don't call variable_canonicalize.
3918 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3919 of their DEBUG_EXPR_TREE_DECLs.
3920 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3921 and in_changed_variables and cur_loc_changed is false.
3922 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3923 and cur_loc_changed. Don't update cur_loc here.
3924 (variable_merge_over_src): Don't call variable_canonicalize.
3925 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3926 removing loc that is equal to cur_loc, clear cur_loc,
3927 set cur_loc_changed and ensure variable_was_changed is called.
3928 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3929 compare pointers in cur_loc check, if it is equal to loc,
3930 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3931 (variable_different_p): Remove compare_current_location argument,
3932 don't compare cur_loc.
3933 (dataflow_set_different_1): Adjust variable_different_p caller.
3934 (variable_was_changed): If dv had some var in changed_variables
3935 already, reset in_changed_variables flag for it and propagate
3936 cur_loc_changed over to the new variable. On empty var
3937 always set cur_loc_changed. Set in_changed_variables on whatever
3938 var is added to changed_variables.
3939 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3940 Use shared_var_p. When removing loc that is equal to cur_loc,
3941 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3942 end, don't set it to something else, just call variable_was_changed.
3943 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3944 loc being removed, clear cur_loc and set cur_loc_changed.
3945 Set cur_loc_changed if all locations have been removed.
3946 (struct expand_loc_callback_data): New type.
3947 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3948 allocated. Always create SUBREGs if simplify_subreg failed.
3949 Prefer to use cur_loc, when that fails and still in
3950 changed_variables (and seen first time) recompute it. Set
3951 cur_loc_changed of variables which had to change cur_loc and
3952 compute elcd->cur_loc_changed if any of the subexpressions used
3953 had to change cur_loc.
3954 (vt_expand_loc): Adjust to pass arguments in
3955 expand_loc_callback_data structure.
3956 (vt_expand_loc_dummy): New function.
3957 (emitted_notes): New variable.
3958 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3959 that weren't used for any other decl in current
3960 emit_notes_for_changes call call vt_expand_loc_dummy to update
3961 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3962 first loc_chain location if NULL before. Always use just
3963 cur_loc instead of first loc_chain location. When cur_loc_changed
3964 is false, when not --enable-checking=rtl just don't emit any note.
3965 When rtl checking, compute the note and assert it is the same
3966 as previous note. Clear cur_loc_changed and in_changed_variables
3967 at the end before removing from changed_variables.
3968 (check_changed_vars_3): New function.
3969 (emit_notes_for_changes): Traverse changed_vars to call
3970 check_changed_vars_3 on each changed var.
3971 (emit_notes_for_differences_1): Clear cur_loc_changed and
3972 in_changed_variables. Recompute cur_loc of new_var.
3973 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3974 (vt_emit_notes): Initialize and destroy emitted_notes.
3976 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3978 PR rtl-optimization/42220
3979 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3980 Use verify_reg_tracked to determine if we should use OP_OUT rather
3982 (build_def_use): If we see an in-out operand for a register that we
3983 know nothing about, treat is an output if possible, fail the block if
3986 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3989 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3992 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3995 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3996 uses of relevant DEFs that are dead outside the loop too.
3998 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4000 * var-tracking.c (dataflow_set_merge): Swap src and src2.
4002 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4004 * var-tracking.c (values_to_unmark): New variable.
4005 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4006 values_to_unmark vector. Moved body to...
4007 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4008 instead queue it into values_to_unmark vector.
4009 (vt_find_locations): Free values_to_unmark vector.
4011 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
4013 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
4014 (site.exp): Export them when plugins are enabled.
4016 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
4019 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
4021 (chrec_fold_multiply): Same.
4023 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4026 * c-decl.c (build_compound_literal): Return early if init is
4029 2010-03-04 Martin Jambor <mjambor@suse.cz>
4031 PR tree-optimization/43164
4032 PR tree-optimization/43191
4033 * tree-sra.c (type_consists_of_records_p): Reject records with
4034 zero-size bit-fields at the end.
4036 2010-03-04 Mike Stump <mikestump@comcast.net>
4038 * Makefile.in (TAGS): Remove *.y.
4040 2010-03-04 Richard Guenther <rguenther@suse.de>
4042 PR tree-optimization/40761
4043 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
4045 (my_rev_post_order_compute): New function.
4046 (init_pre): Call it.
4048 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
4051 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
4052 decrease the cost of an IV candidate when the cost is infinite.
4054 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4056 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
4057 Use '3DNow!' for the extension of that name, ensure normal space
4059 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4061 2010-03-03 Jeff Law <law@redhat.com>
4063 * PR middle-end/32693
4064 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
4065 than gen_rtx_SUBREG.
4066 (extract_bit_field_1): Likewise.
4068 2010-03-03 Janis Johnson <janis187@us.ibm.com>
4070 * doc/sourcebuild.texi (Test directives): Document that arguments
4071 include-opts and exclude-opts are now optional for dg-skip-if,
4072 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
4074 2010-03-03 Jason Merrill <jason@redhat.com>
4077 * cgraph.h (varpool_node): Add extra_name field.
4078 * varpool.c (varpool_extra_name_alias): New.
4079 (varpool_assemble_decl): Emit extra name aliases.
4080 (varpool_mark_needed_node): Look past an extra name alias.
4081 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4082 * lto-streamer-in.c (lto_input_tree): Read it.
4083 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4085 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4087 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4088 (sparc*-*-solaris2*): ...this.
4090 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4093 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4094 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4095 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4096 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4099 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4100 fallthrough to default handling, just with want_address 0 instead of 2.
4101 For single element lists, add_AT_loc directly, otherwise create an
4102 artificial variable DIE and stick location list to it.
4105 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4106 (VAL_EXPR_HAS_REVERSE): Define.
4107 (reverse_op): New function.
4108 (add_stores): For reversible operations add an extra MO_VAL_USE.
4110 2010-03-02 Jason Merrill <jason@redhat.com>
4112 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4114 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4116 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4117 (sparc64-*-linux*): Likewise.
4118 (sparc64-*-solaris2*): Include assembler files before linker ones.
4119 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4120 * config/sparc/gas.h: Delete.
4121 * config/sparc/sol2-64.h: Add copyright notice.
4122 * config/sparc/sol2-gas-bi.h: Likewise.
4123 * config/sparc/sol2-gld.h: Likewise.
4124 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4125 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4126 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4127 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4128 (sparc_elf_asm_named_section): Rename into...
4129 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4131 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4133 * config/alpha/alpha.c (override_options): Fix -mtune error message.
4135 2010-03-02 Jeff Law <law@redhat.com>
4138 * reload1.c (rtx_p, substitute_stack): Declare.
4139 (substitute): Record addresses of changed rtxs.
4140 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
4141 Restore the original rtx when complete.
4142 (reload): Free subsitute_stack when complete.
4144 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4146 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4147 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4149 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4150 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4151 Torture Tests): Change from subsection to section.
4153 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4154 Steven Bosscher <steven@gcc.gnu.org>
4156 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4159 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4162 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4163 the assignment from the new induction variable to the assignment
4164 of the value from the original loop PHI function.
4166 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4167 Daniel Jacobowitz <dan@codesourcery.com>
4169 * doc/sourcebuild.texi (Test directives): Clarify options to
4172 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4174 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4175 Disable cfi directives unless GCC and gas agree on using read-only
4176 .eh_frame sections for 64-bit.
4177 * configure: Regenerate.
4179 2010-03-01 Richard Guenther <rguenther@suse.de>
4181 PR tree-optimization/43220
4182 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4183 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4185 2010-03-01 Richard Guenther <rguenther@suse.de>
4186 Martin Jambor <mjambor@suse.cz>
4189 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4190 gimplified parameters.
4192 2010-03-01 Christian Bruel <christian.bruel@st.com>
4194 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4196 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4198 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4200 2010-03-01 Richard Guenther <rguenther@suse.de>
4203 * expr.c (expand_assignment): Use the alias-oracle to tell
4204 if the rhs aliases the result decl.
4206 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4209 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4210 to sol_gt_pch_get_address.
4211 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4212 64-bit, SPARC and x86.
4213 (sol_gt_pch_get_address): New function.
4215 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4217 * toplev.h (inform_n, error_n): Declare.
4218 * diagnostic.c (inform_n, error_n): New function.
4220 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4222 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4223 has no rtl yet when processing local_decls, queue it and recheck
4224 if deferred stack allocation hasn't assigned it rtl.
4226 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4228 * config/sh/sh.c (unspec_bbr_uid): New.
4229 (gen_block_redirect): Use it instead of INSN_UID.
4230 (gen_far_branch): Likewise.
4232 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4234 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4235 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4237 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4239 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4240 (Warning Options): -Wno-conversion-null is valid for
4241 Objective-C++ as well.
4242 * doc/tm.texi (Named Address Spaces): Likewise.
4243 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4244 * doc/tree-ssa.texi (Tree SSA): Likewise.
4246 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4249 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4250 by default. Don't set the default arch for
4251 i[34567]86-*-darwin*|x86_64-*-darwin*.
4253 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4256 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4257 default. Set the default 32bit/64bit archs with $with_arch
4258 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4260 2010-02-27 Richard Guenther <rguenther@suse.de>
4262 PR tree-optimization/43186
4263 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4264 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4265 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4266 unroller iterations.
4268 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4270 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4271 required and i[34567]86-*-* targets don't support 64bit ISA.
4273 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4276 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4279 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4281 * config.gcc: Set the default arch at least to Prescott for
4282 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4283 if SSE math is enabled.
4285 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4287 * diagnostic.c (diagnostic_initialize): Update.
4288 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4290 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4291 (diagnostic_inhibit_notes): New.
4292 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4294 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4297 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4298 * doc/standards.texi: Likewise.
4299 * doc/extend.texi: Likewise.
4300 * doc/trouble.texi: Likewise.
4301 * doc/cppopts.texi: Likewise.
4302 * doc/install.texi: Likewise.
4303 * c.opt (std=c90,std=gnu90): New options.
4304 * c-opts.c (c_common_handle_option): Handle them.
4306 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4309 * c-decl.c (undeclared_variable): Use an informative note.
4311 2010-02-26 Richard Guenther <rguenther@suse.de>
4313 PR tree-optimization/43186
4314 * gimple.h (gimple_fold): Remove.
4315 * gimple.c (gimple_fold): Remove. Inline into single user ...
4316 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4317 Try harder for conditions.
4319 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4322 * function.c (used_types_insert): Don't skip through named pointer
4323 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4324 and it is different from the main variant's type.
4326 2010-02-26 Nick Clifton <nickc@redhat.com>
4328 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4330 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4332 * config.gcc: Support --with-fpmath=sse for x86.
4334 * config/i386/ssemath.h: New.
4336 * doc/install.texi (--with-fpmath=sse): Documented.
4338 2010-02-26 Richard Guenther <rguenther@suse.de>
4340 PR tree-optimization/43188
4341 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4342 vector types of over-aligned element type.
4344 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4347 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4348 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4350 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4352 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4354 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4356 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4357 * var-tracking.c: Include diagnostic.h.
4358 (debug_dv): New function.
4359 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4362 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4363 (add_value_chain, add_value_chains, remove_value_chain,
4364 remove_value_chains): Handle DEBUG_EXPRs.
4365 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4368 * regcprop.c (struct queued_debug_insn_change): New type.
4369 (struct value_data_entry): Add debug_insn_changes field.
4370 (struct value_data): Add n_debug_insn_changes field.
4371 (debug_insn_changes_pool): New variable.
4372 (free_debug_insn_changes, apply_debug_insn_changes,
4373 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4374 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4375 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4377 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4379 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4380 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4381 changes, call cprop_find_used_regs via note_stores.
4382 (copyprop_hardreg_forward): When copying vd from predecessor
4383 which has any queued DEBUG_INSN changes, make sure the pointers are
4384 cleared. At the end call df_analyze and then if there are any
4385 DEBUG_INSN changes queued at the end of some basic block for still
4386 live registers, apply them.
4387 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4389 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4391 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
4394 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
4396 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
4397 targets. Set the default with_cpu/with_arch from arch/cpu.
4398 Allow x86-64 and native for with_cpu/with_arch.
4400 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
4402 * ebitmap.c: Change calls to verify_popcount with calls to
4403 sbitmap_verify_popcount.
4404 (ebitmap_clear_bit): Fixed map->cacheindex test and
4405 map>cache update when bit clearing results in an empty
4408 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4411 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
4412 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
4413 and support both V2DF and V2DI modes.
4414 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
4415 support both V2DF and V2DI modes.
4416 (general): Delete trailing whitespace from a few patterns.
4418 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4419 V2DF/V2DI interleave high/low builtins.
4421 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
4424 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
4425 interleave high/low functions.
4427 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4429 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
4430 #pragma extern_prefix.
4432 2010-02-25 Jakub Jelinek <jakub@redhat.com>
4435 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
4436 BLKmode, assert op0 is a MEM and just adjust its mode.
4439 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
4440 if bitpos isn't multiple of mode's bitsize.
4442 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4444 * c.opt (-ftemplate-depth=): New.
4445 (-ftemplate-depth-): Deprecate.
4446 * optc-gen.awk: Handle -ftemplate-depth=.
4447 * opth-gen.awk: Likewise.
4448 * c-opts.c (c_common_handle_option): Likewise.
4449 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
4451 2010-02-24 Jason Merrill <jason@redhat.com>
4453 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
4455 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4457 * cfg.c (alloc_aux_for_block): Remove inline.
4458 (alloc_aux_for_edge): Likewise.
4460 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4462 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
4464 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4466 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
4467 * config/i386/sol2-gas.h: New file.
4468 * config.gcc (i[34567]86-*-solaris2*): Use it.
4470 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4473 * c-typeck.c (ep_convert_and_check): New.
4474 (build_conditional_expr): Use it.
4475 (build_binary_op): Likewise.
4477 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4479 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
4482 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
4483 bounds even for -O+.
4484 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
4485 expr needs to have DECL_NAME set.
4487 2010-02-24 Nick Clifton <nickc@redhat.com>
4489 * config/mep/mep.c: Include gimple.h.
4490 (mep_function_uses_sp): Delete unused function.
4491 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
4492 parameters. Use unsigned integers to count args. Return a
4493 NULL_RTX instead of an error_mark_node. Toidy up formatting.
4495 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4498 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
4499 greater or equal to nelt instead of 2 * nelt.
4500 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
4503 2010-02-23 Jason Merrill <jason@redhat.com>
4506 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4507 in cfun->local_decls even if they have register types.
4510 * stor-layout.c (place_field): Don't warn about unnecessary
4511 DECL_PACKED if the type is packed.
4513 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4516 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4517 GOTOFF relocs, even when the base reg isn't pic pointer.
4519 2010-02-23 Michael Matz <matz@suse.de>
4522 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4523 (expand_gimple_basic_block): Generate and use debug temps if there
4524 are debug uses left after the last real use of TERed ssa names.
4525 Unlink debug immediate uses when they are expanded.
4527 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4530 * config/i386/i386.c (override_options): Reorganise to provide
4531 better error messages.
4533 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4536 * graphite-scop-detection.c (create_single_exit_edge): Move
4537 the call to find_single_exit_edge to....
4538 (create_sese_edges): ...here. Don't handle multiple edges
4539 exiting the function.
4540 (build_graphite_scops): Don't handle multiple edges
4541 exiting the function.
4543 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4546 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4547 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4549 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4552 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4554 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4557 * c-typeck.c (convert_arguments): Print declaration location.
4558 * c-common.c (validate_nargs): Rename as
4559 builtin_function_validate_nargs.
4560 (check_builtin_function_arguments): Update.
4562 2010-02-22 Richard Guenther <rguenther@suse.de>
4565 * tree-inline.c (declare_return_variable): Use the type of
4566 the call stmt lhs if available.
4568 2010-02-22 Duncan Sands <baldrick@free.fr>
4570 * passes.c (register_pass): Always consider all pass lists when
4571 ref_pass_instance_number is zero.
4573 2010-02-22 Richard Guenther <rguenther@suse.de>
4575 PR tree-optimization/42749
4576 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
4577 parameter. Do arithmetic in the original type.
4578 (update_accumulator_with_ops): Likewise.
4579 (adjust_accumulator_values): Adjust.
4581 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4583 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
4584 (QI to BLKmode splitter): New splitter.
4586 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
4588 * config/i386/i386.c (initial_ix86_tune_features): Turn on
4589 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
4591 2010-02-22 Richard Guenther <rguenther@suse.de>
4593 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
4595 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
4597 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
4598 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
4599 ($(T)crti.o, $(T)crtn.o): Remove rules.
4601 2010-02-21 Tobias Burnus <burnus@net-b.de>
4604 * doc/invoke.texi (-fassociative-math): Document that this
4605 option is automatically enabled for Fortran.
4607 2010-02-20 David S. Miller <davem@davemloft.net>
4609 * configure.ac: Test if linker and assembler properly support
4610 GOTDATA_OP relocations.
4611 * configure: Rebuild.
4612 * config.in: Likewise.
4613 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4614 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4615 (movsi_high_pic): Likewise.
4616 (movdi_lo_sum_pic): Likewise.
4617 (movdi_high_pic): Likewise.
4618 (movsi_pic_gotdata_op): New pattern.
4619 (movdi_pic_gotdata_op): Likewise.
4620 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4621 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4623 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4626 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4627 attribute to ssemul.
4628 (xop_mulv2div2di3_high): Ditto.
4630 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4633 * c.opt (Wconversion-null): New option.
4634 * doc/invoke.texi (Wconversion-null): Document.
4636 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4638 * common.opt (Wlarger-than-): Add Undocumented.
4640 2010-02-19 Mike Stump <mikestump@comcast.net>
4642 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4644 2010-02-19 Jason Merrill <jason@redhat.com>
4647 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4648 * configure: Likewise.
4650 2010-02-20 Alan Modra <amodra@gmail.com>
4653 * cgraph.h (cgraph_make_decl_local): Declare.
4654 * cgraph.c (cgraph_make_decl_local): New function.
4655 (cgraph_make_node_local): Use it.
4656 * cgraphunit.c (cgraph_function_versioning): Likewise.
4657 * ipa.c (function_and_variable_visibility): Likewise.
4659 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4662 * except.c (sjlj_emit_function_enter): Don't call
4663 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4665 * rtl.h (add_reg_br_prob_note): Remove prototype.
4667 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4670 * c-common.c (conversion_warning): Remove widening conversions
4671 before checking the conversion of integers to reals.
4673 2010-02-19 Mike Stump <mikestump@comcast.net>
4676 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4679 * cgraphunit.c (process_function_and_variable_attributes): Check
4680 DECL_PRESERVE_P instead of looking up attribute "used".
4681 * ipa-pure-const.c (check_decl): Likewise.
4682 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4683 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4684 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4685 instead of attribute "used".
4686 * config/sol2-c.c (solaris_pragma_init): Likewise.
4687 (solaris_pragma_fini): Likewise.
4689 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4691 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4692 Use XCNEW instead of xcalloc.
4693 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4694 XNEW instead of xmalloc.
4695 (get_fields): Use XNEWVEC instead of xmalloc.
4698 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4699 populate vars array.
4700 (create_new_general_access): For debug stmts just reset value.
4701 (get_stmt_accesses): For accesses within debug stmts just record them
4702 using add_access_to_acc_sites instead of preventing the peeling or
4703 counting them as accesses.
4706 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4708 2010-02-19 Richard Guenther <rguenther@suse.de>
4710 PR tree-optimization/42916
4711 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4714 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4716 * configure.ac: Replace all uses of changequote in macro arguments
4717 with proper quoting.
4719 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4722 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4724 2010-02-19 Richard Guenther <rguenther@suse.de>
4726 PR tree-optimization/42944
4727 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4728 test for aliasing with errno.
4730 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4733 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4734 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4735 * dojump.c: Include output.h.
4736 (inv): New inline function.
4737 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4738 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4739 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4740 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4741 argument, pass it down to other calls.
4742 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4743 add REG_BR_PROB note to the conditional jump.
4744 * cfgexpand.c (add_reg_br_prob_note): Removed.
4745 (expand_gimple_cond): Don't call it, add the probability
4746 as last argument to jumpif_1/jumpifnot_1.
4747 * Makefile.in (dojump.o): Depend on output.h.
4748 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4750 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4751 * stmt.c (do_jump_if_equal): Likewise.
4752 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4753 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4754 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4756 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4757 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4758 jumpifnot_1 callers.
4759 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4761 (store_expr): Adjust jumpifnot caller.
4762 (store_constructor): Adjust jumpif caller.
4765 * gimplify.c (gimple_boolify): For __builtin_expect call
4766 gimple_boolify also on its first argument.
4768 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4770 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4772 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4773 * configure: Regenerated.
4775 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4777 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4778 lang_hooks.types_compatible_p instead of comptypes.
4780 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4782 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4783 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4784 if __prefer_thumb__ is defined.
4786 2010-02-18 Martin Jambor <mjambor@suse.cz>
4788 PR tree-optimization/43066
4789 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4790 array with zero-sized element type.
4792 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4794 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4795 rtx, allocate struct var_loc_node here and return it to the
4796 caller, and only if it is actually needed.
4797 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4798 move it earlier and return immediately if it returns NULL.
4800 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4802 * config/sparc/gas.h: New file. Restore
4803 TARGET_ASM_NAMED_SECTION to its ELF default.
4804 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4806 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4807 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4808 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4809 after sparc/sysv4.h.
4811 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4813 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4815 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4817 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4818 patterns from predicated pattern.
4820 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4823 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4824 for insn mnemonic suffix.
4826 2010-02-17 Richard Guenther <rguenther@suse.de>
4828 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4831 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4834 * caller-save.c (save_call_clobbered_regs): If BB ends with
4835 a DEBUG_INSN, move any notes in between last real insn and the last
4836 DEBUG_INSN after the last DEBUG_INSN.
4838 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4840 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4841 Fix return type. Fix argument type. Explain meaning of return value.
4843 2010-02-16 Richard Guenther <rguenther@suse.de>
4845 PR tree-optimization/41043
4846 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4847 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4849 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4851 2010-02-16 Ira Rosen <irar@il.ibm.com>
4853 PR tree-optimization/43074
4854 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4855 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4856 vectorizable cycles in hybrid SLP check.
4857 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4859 2010-02-16 Richard Guenther <rguenther@suse.de>
4861 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4862 (true_dependence): If memrefs_conflict_p computes must-alias
4863 trust it. Move TBAA check after offset-based disambiguation.
4864 (canon_true_dependence): Likewise.
4866 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4868 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4869 * doc/invoke.texi: Document it.
4870 * var-tracking.c: Include toplev.h and params.h.
4871 (vt_find_locations): Return bool indicating success. Compute
4872 hash sizes unconditionally. Check new parameter, report.
4873 (variable_tracking_main_1): Check vt_find_locations results and
4874 retry. Renamed from...
4875 (variable_tracking_main): ... this. New wrapper to preserve
4876 flag_var_tracking_assignments.
4877 * Makefile.in (var-tracking.o): Adjust dependencies.
4879 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4880 Jakub Jelinek <jakub@redhat.com>
4883 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4884 if weak_import attribute is present.
4885 * config/darwin.c (machopic_select_section): Likewise.
4887 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4889 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4890 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4891 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4892 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4894 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
4897 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4900 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4901 Rewrite text to refer to the names.
4903 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4905 * config/i386/i386-builtin-types.def
4906 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4907 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4908 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4909 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4910 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4911 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4912 IX86_BUILTIN_VPERMIL2PS256.
4913 (MULTI_ARG_4_DF2_DI_I): Defined.
4914 (MULTI_ARG_4_DF2_DI_I1): Defined.
4915 (MULTI_ARG_4_SF2_SI_I): Defined.
4916 (MULTI_ARG_4_SF2_SI_I1): Defined.
4917 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4918 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4919 __builtin_ia32_vpermil2ps256.
4920 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4921 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4922 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4923 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4924 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4925 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4926 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4927 CODE_FOR_xop_vpermil2v8sf3.
4928 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4929 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4930 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4931 (_mm256_permute2_pd): New.
4932 (_mm_permute2_ps): New.
4933 (_mm256_permute2_ps): New.
4935 2010-02-15 Nick Clifton <nickc@redhat.com>
4937 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
4938 boolean parameters. Use emit_jump_insn when emitting a pop
4939 instruction containing a return insn.
4940 (push): Use 'true' rather than '1' as second parameter to F.
4941 (h8300_expand_prologue): Likewise.
4942 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4943 (h8300_expand_epilogue): Likewise.
4945 2010-02-15 Richard Guenther <rguenther@suse.de>
4948 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4951 2010-02-15 Nick Clifton <nickc@redhat.com>
4953 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4956 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4958 * intl.c (fake_ngettext): New function.
4959 * intl.h (fake_ngettext): Declare.
4960 (ngettext): Define macro.
4961 * collect2.c (notice_translated): New function.
4962 (main): Use notice_translated and ngettext.
4963 * collect2.h (notice_translated): Declare.
4965 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4967 * reorg.c (delete_computation): Comment fixes.
4968 * caller-save.c (setup_save_areas): Idem.
4969 * sel-sched-dump.c (dump_lv_set): Idem.
4972 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4974 * config/s390/s390.c (s390_sched_init): New function.
4975 (TARGET_SCHED_INIT): Target hook defined.
4977 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4978 Jack Howarth <howarth@bromo.med.uc.edu>
4979 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4982 Partial revert of unintended change in fix for PR41605.
4983 * config/darwin.h: Fix typo.
4984 * config/darwin9.h: Same.
4986 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4988 * c-pch.c (pch_init): Clear v.
4990 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4993 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4994 graphite_can_represent_init for MULT_EXPR.
4996 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5000 * graphite-sese-to-poly.c (remove_phi): New.
5001 (translate_scalar_reduction_to_array): Call remove_phi.
5003 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5006 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
5007 * graphite-clast-to-gimple.h (gloog): Update declaration.
5008 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
5009 * graphite-poly.h (struct poly_bb): Add missing comments.
5010 (struct scop): Add poly_scop_p field.
5012 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
5013 * graphite.c (graphite_transform_loops): Build the polyhedral
5014 representation for each scop before code generation.
5015 * sese.c (rename_variables_in_operand): Removed.
5016 (rename_variables_in_expr): Return the renamed expression.
5017 (rename_sese_parameters): New.
5018 * sese.h (rename_sese_parameters): Declared.
5020 2010-02-11 Richard Guenther <rguenther@suse.de>
5022 PR tree-optimization/42998
5023 * tree-ssa-pre.c (create_expression_by_pieces): Treat
5024 POINTER_PLUS_EXPR properly.
5026 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5027 Changpeng Fang <changpeng.fang@amd.com>
5030 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
5031 the cost of an IV candidate when the IV is used in a test against zero.
5033 * gcc.dg/tree-ssa/ivopts-3.c: New.
5035 2010-02-11 Richard Guenther <rguenther@suse.de>
5038 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
5039 pointer-vs-decl case by swapping refs. Handle some cases
5040 of pointer-vs-decl disambiguations more conservatively.
5041 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
5042 to false after expanding.
5044 2010-02-11 Richard Guenther <rguenther@suse.de>
5047 * gcc.c (process_command): Handle LTO file@offset case more
5050 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5052 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
5053 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
5055 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
5057 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
5058 if MEM's mode size isn't DWARF2_ADDR_SIZE.
5059 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
5060 Optimize eq/ne comparisons when both arguments are known to be
5062 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
5063 Don't mask operands unnecessarily if they are known to be already
5066 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
5068 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
5071 2010-02-10 Richard Guenther <rguenther@suse.de>
5073 PR tree-optimization/43017
5074 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
5075 for wrapping signed arithmetic.
5077 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5080 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
5081 if no debug info should be emitted for it.
5083 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5085 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5086 note when flag_exceptions is set.
5088 2010-02-10 Duncan Sands <baldrick@free.fr>
5090 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5092 2010-02-10 Richard Guenther <rguenther@suse.de>
5095 * tree.c (get_unwidened): Handle constants.
5096 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5098 2010-02-10 Martin Jambor <mjambor@suse.cz>
5101 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5102 check for variable argument counts independently.
5104 2010-02-10 Christian Bruel <christian.bruel@st.com>
5107 * config/sh/sh.c (find_barrier): Increase length for non delayed
5108 conditional branches.
5110 2010-02-10 Christian Bruel <christian.bruel@st.com>
5112 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5114 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5116 * builtins.c (set_builtin_user_assembler_name): Also handle
5117 ffs if int is smaller than word.
5119 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5122 * ira-conflicts.c (get_dup): Remove.
5123 (process_reg_shuffles): Add new parameter. Use it as an
5124 additional guard for copy generation.
5125 (add_insn_allocno_copies): Rewrite.
5127 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5129 * common.opt (fsched2-use-traces): Preserved for backward
5131 * doc/invoke.texi: Remove the documentation about option
5132 -fsched2-use-traces.
5133 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
5134 flag_sched2_use_traces.
5135 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
5136 the backward compatibility flag section.
5138 2010-02-09 Richard Guenther <rguenther@suse.de>
5140 PR tree-optimization/43008
5141 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5142 make HEAP variables initialized from global memory if they
5143 are not known builtin functions.
5144 (find_func_aliases): Adjust.
5146 2010-02-09 Richard Guenther <rguenther@suse.de>
5148 PR tree-optimization/43000
5149 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5150 arithmetic manually.
5152 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5154 PR tree-optimization/42931
5155 * tree-loop-linear.c (try_interchange_loops): Don't call
5156 double_int_mul if estimated_loop_iterations failed.
5158 2010-02-08 Martin Jambor <mjambor@suse.cz>
5161 * tree-sra.c (build_accesses_from_assign): Do not mark in
5162 should_scalarize_away_bitmap if stmt has volatile ops.
5163 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5166 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5168 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5170 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5172 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5175 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5178 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5180 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5183 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5184 to unknown_dependence.
5185 (graphite_legal_transform_dr): Handle the unknown_dependence.
5186 (graphite_carried_dependence_level_k): Same.
5188 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5190 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5192 2010-02-07 Richard Guenther <rguenther@suse.de>
5195 * expr.c (get_inner_reference): Always initialize *pbitsize.
5197 2010-02-07 Richard Guenther <rguenther@suse.de>
5200 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5201 new ARRAY_REFs on variable size element or minimal index arrays.
5203 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5204 gimple_fold_indirect_ref.
5206 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5209 * arm.c (arm_override_options): Just return if the user has specified
5210 an invalid fpu name.
5212 2010-02-03 Jason Merrill <jason@redhat.com>
5215 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5216 i386_pe_maybe_record_exported_symbol.
5218 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5221 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5222 (pa_delegitimize_address): New function.
5224 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5226 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5227 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5229 2010-02-05 Richard Guenther <rguenther@suse.de>
5232 * lto-streamer-in.c (get_resolution): Deal with references
5233 to undefined functions.
5235 2010-02-05 Richard Guenther <rguenther@suse.de>
5237 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5238 (fold_const_aggregate_ref): Likewise.
5239 (ccp_fold_stmt): Substitute loads.
5240 (maybe_fold_reference): Verify types before substituting.
5242 (fold_gimple_assign): Unshare properly.
5243 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5245 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5247 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5248 for rs6000_gen_cell_microcode.
5250 2010-02-04 Richard Guenther <rguenther@suse.de>
5252 PR rtl-optimization/42952
5253 * dse.c (const_or_frame_p): Remove MEM handling.
5255 2010-02-04 Nick Clifton <nickc@redhat.com>
5257 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5258 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5259 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5260 (mn10300_asm_output_mi_thunk): New function.
5261 (mn10300_can_output_mu_thunk): New function.
5262 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5263 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5264 (FUNCTION_ARG): Delete incorrect comment.
5266 2010-02-03 Jason Merrill <jason@redhat.com>
5269 * fold-const.c (operand_equal_p): Handle erroneous types.
5271 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5273 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5275 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5277 PR rtl-optimization/42941
5278 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5281 2010-02-03 Jason Merrill <jason@redhat.com>
5284 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5286 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5289 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5290 (cselib_reset_table): Renamed from...
5291 (cselib_reset_table_with_next_value): ... this.
5292 (cselib_get_next_uid): Renamed from...
5293 (cselib_get_next_unknown_value): ... this.
5294 * cselib.c (next_uid): Renamed from...
5295 (next_unknown_value): ... this.
5296 (cselib_clear_table): Adjust.
5297 (cselib_reset_table): Adjust. Renamed from...
5298 (cselib_reset_table_with_next_value): ... this.
5299 (cselib_get_next_uid): Adjust. Renamed from...
5300 (cselib_get_next_unknown_value): ... this.
5301 (get_value_hash): Use hash.
5302 (cselib_hash_rtx): Likewise.
5303 (new_cselib_val): Adjust. Set and dump uid.
5304 (cselib_lookup_mem): Pass next_uid as hash.
5305 (cselib_subst_to_values): Likewise.
5306 (cselib_log_lookup): Dump uid.
5307 (cselib_lookup): Pass next_uid as hash. Adjust.
5308 (cselib_process_insn): Adjust.
5309 (cselib_init): Initialize next_uid.
5310 (cselib_finish): Adjust.
5311 (dump_cselib_table): Likewise.
5312 * dse.c (canon_address): Dump value uid.
5313 * print-rtl.c (print_rtx): Print value uid.
5314 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5316 (dv_uid): New function, sort of renamed from...
5317 (dv_htab_hash): ... this, reimplemented in terms of it and...
5318 (dv_uid2hash): ... this. New.
5319 (variable_htab_eq): Drop excess assertions.
5320 (tie_break_pointers): Removed.
5321 (canon_value_cmp): Compare uids.
5322 (variable_post_merge_New_vals): Print uids.
5323 (vt_add_function_parameters): Adjust.
5324 (vt_initialize): Reset table. Adjust.
5326 2010-02-03 Richard Guenther <rguenther@suse.de>
5328 PR tree-optimization/42944
5329 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5330 (call_may_clobber_ref_p_1): Likewise. Properly handle
5331 malloc and calloc clobbering errno.
5333 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5335 * doc/invoke.texi: Fix name of sched1 dump.
5337 * opts.c (decode_options): Set flag_tree_switch_conversion
5338 only conditionally on optimize >= 2.
5340 * gcse.c: Assorted comment fixes in pass description.
5342 2010-02-03 Anthony Green <green@moxielogic.com>
5344 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5345 nop padding in order to maintain alignment of storage location of
5346 target function address.
5347 (moxie_trampoline_init): Store target function address at newly
5349 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5351 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5353 2010-02-03 Richard Guenther <rguenther@suse.de>
5356 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5358 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5360 * config.gcc: Reenable check for obsolete targets.
5361 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5362 mips-sgi-irix6.[0-4]*.
5364 2010-02-02 Nick Clifton <nickc@redhat.com>
5366 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5367 constant size of 4 as being the same as 0.
5368 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5369 can take values in the range 0..4.
5371 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5374 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5375 as _darwin10_Unwind_FindEnclosingFunction().
5376 * libgcc-libsystem.ver: New.
5378 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5381 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5382 implicitly set registers.
5384 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5386 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5387 (arm_override_options): Allow automatic selection of the thread
5388 pointer register if thumb2.
5389 (legitimize_pic_address): Improve code sequences for Thumb2.
5390 (arm_call_tls_get_addr): Likewise.
5391 (legitimize_tls_address): Likewise.
5392 * arm.md (pic_load_addr_arm): Delete. Replace with ...
5393 (pic_load_addr_32bit): ... this. New named pattern.
5394 * thumb2.md (pic_load_addr_thumb2): Delete.
5395 (pic_load_dot_plus_four): Delete.
5396 (tls_load_dot_plus_four): New named pattern.
5398 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5401 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
5402 Document fix for TLS bug.
5404 2010-01-31 Richard Guenther <rguenther@suse.de>
5406 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
5407 conservatively correct.
5409 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5413 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5415 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5417 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5419 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
5421 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
5423 * config.gcc: Adjust order of makefile fragments for mingw targets.
5425 2010-01-31 Richard Guenther <rguenther@suse.de>
5428 * gimplify.c (gimplify_init_constructor): For volatile LHS
5429 initialize a temporary.
5431 2010-01-31 Matthias Klose <doko@ubuntu.com>
5433 * configure.ac: Fix __stack_chk_fail check for cross builds configured
5435 * configure: Regenerate.
5437 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
5439 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5440 the same alias set and their sizes different constantness.
5441 (aliasing_component_refs_p): Revert 2009-10-24 change.
5443 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5445 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
5448 2010-01-29 Richard Guenther <rguenther@suse.de>
5450 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
5451 Assert we successfully updated the call.
5453 2010-01-29 Jakub Jelinek <jakub@redhat.com>
5455 PR rtl-optimization/42889
5456 * df.h (df_set_bb_dirty_nonlr): New prototype.
5457 * df-core.c (df_set_bb_dirty_nonlr): New function.
5458 * df-scan.c (df_insn_rescan): Call it instead of
5459 df_set_bb_dirty for DEBUG_INSNs.
5461 2010-01-29 Richard Guenther <rguenther@suse.de>
5464 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
5465 quadratic behavior in most cases.
5467 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
5470 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5471 in the call to gen_x86_movsicc_0_m1.
5473 2010-01-28 Richard Guenther <rguenther@suse.de>
5475 PR tree-optimization/42871
5476 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
5478 2010-01-28 Richard Guenther <rguenther@suse.de>
5480 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5481 into call arguments.
5483 2010-01-28 Richard Guenther <rguenther@suse.de>
5486 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
5487 the forwarder if the destination is an EH landing pad.
5489 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
5491 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
5492 block list passed to gimple_duplicate_sese_tail.
5493 (parallelize_loops): Avoid parallelization when the function
5495 Avoid parallelization when the preheader is IRREDUCIBLE.
5496 Try to optimize when estimated_loop_iterations_int is unresolved.
5497 Add the loop's location to the dump file.
5498 * tree-cfg.c (add_phi_args_after_redirect): Remove.
5499 (gimple_duplicate_sese_tail): Remove the check for the latch.
5500 Redirect nexits to the exit block.
5501 Remove handling of the incoming edges to the latch.
5502 Redirect the backedge from the copied latch to the exit bb.
5504 2010-01-28 Michael Matz <matz@suse.de>
5507 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5508 Wrap force_reg into a sequence, emit it before user.
5510 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5512 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5514 (arm_legacy_rev): Likewise.
5515 (thumb_legacy_rev): Likewise.
5517 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5519 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5520 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5521 on MEM's address failed, try avoid_constant_pool_reference and
5522 recurse if it returned something different.
5523 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5524 address, try avoid_constant_pool_reference and recurse if it
5525 returned something different.
5526 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5527 address and avoid_constant_pool_reference returned something
5528 different, don't set have_address.
5530 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5533 * var-tracking.c (val_store): Add modified argument, obey it.
5535 (count_uses): Move down logging of main.
5536 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5537 don't need resolution.
5538 (emit_notes_in_bb): Likewise.
5540 2010-01-27 Richard Guenther <rguenther@suse.de>
5543 * tree-inline.c (remap_decl): Delay remapping of SSA name
5544 default definitions until we need them.
5546 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5548 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5549 (rs6000_delegitimize_address): New function.
5551 * config/s390/s390.c (s390_delegitimize_address): Call
5552 delegitimize_mem_from_attrs.
5555 * tree-inline.c (cannot_copy_type_1): Removed.
5556 (copy_forbidden): Don't forbid copying of functions containing
5557 records/unions with variable length fields.
5559 2010-01-27 Christian Bruel <christian.bruel@st.com>
5563 * config/sh/sh.c (find_barrier): Increase length for non delayed
5564 conditional branches.
5566 2010-01-27 Matthias Klose <doko@ubuntu.com>
5568 * configure.ac (gnu-unique-object): Fix ldd version check.
5569 * configure: Regenerate.
5571 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5573 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
5575 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
5576 Test for HAVE_GNU_AS value.
5578 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5580 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
5581 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
5582 INT64_TYPE): Define.
5583 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
5584 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5585 INT_LEAST64_TYPE): Define.
5586 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
5587 UINT_LEAST64_TYPE): Define.
5588 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
5589 INT_FAST64_TYPE): Define.
5590 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5591 UINT_FAST64_TYPE): Define.
5592 (INTMAX_TYPE, UINTMAX_TYPE): Define.
5593 (INTPTR_TYPE, UINTPTR_TYPE): Define.
5594 (SIG_ATOMIC_TYPE): Define.
5596 2010-01-26 Richard Guenther <rguenther@suse.de>
5598 * df-scan.c (df_scan_set_bb_info): Remove assert.
5599 (df_insn_rescan_debug_internal): Merge asserts.
5600 (df_install_ref): Likewise.
5601 (df_mark_reg): Use bitmap_set_range.
5602 (df_hard_reg_used_p): Remove assert.
5603 (df_hard_reg_used_count): Likewise.
5605 2010-01-26 Richard Guenther <rguenther@suse.de>
5607 PR rtl-optimization/42685
5608 * web.c (web_main): Ignore DEBUG_INSNs.
5610 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
5612 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5614 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5615 Fix types of fndecl and arglist parameters.
5617 2010-01-26 Richard Guenther <rguenther@suse.de>
5620 * tree-eh.c (unsplit_eh): Skip debug insns.
5622 2010-01-26 Richard Guenther <rguenther@suse.de>
5624 PR tree-optimization/42250
5625 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5627 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5630 * omp-low.c (expand_omp_sections): Only use single_pred if
5631 l2_bb is single_pred_p.
5633 2010-01-25 Christian Bruel <christian.bruel@st.com>
5636 * config/sh/sh.c (find_barrier): Increase length for non delayed
5637 conditional branches.
5638 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5640 2010-01-24 David S. Miller <davem@davemloft.net>
5642 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5643 define if not using GAS.
5644 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5645 Likewise. Delete SECTION_MERGE code, which is only applicable
5648 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5651 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5652 mangling of va_list in system headers.
5654 2010-01-23 Toon Moene <toon@moene.org>
5656 * tree-predcom.c (combine_chains): Return NULL, not false.
5658 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5660 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5661 initialization of variable res to agree with return type.
5663 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5665 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5666 * tree-sra.c: Add include of expr.h.
5668 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5670 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5671 insert the debug stmt on the single non-EH edge from the stmt.
5673 2010-01-22 Richard Henderson <rth@redhat.com>
5676 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5677 the RHS until after generate_subtree_copies has insertted its
5678 code before the current statement.
5680 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5682 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5684 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5686 2010-01-21 Martin Jambor <mjambor@suse.cz>
5688 PR tree-optimization/42585
5689 * tree-sra.c (struct access): New field grp_total_scalarization.
5690 (dump_access): Dump the new field.
5691 (should_scalarize_away_bitmap): New variable.
5692 (cannot_scalarize_away_bitmap): Likewise.
5693 (sra_initialize): Allocate new bitmaps.
5694 (sra_deinitialize): Free new bitmaps.
5695 (create_access_1): New function.
5696 (create_access): Parts moved to create_access_1.
5697 (type_consists_of_records_p): New function.
5698 (completely_scalarize_record): Likewise.
5699 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5700 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5701 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5703 (analyze_all_variable_accesses): Completely scalarize small eligible
5706 2010-01-21 Martin Jambor <mjambor@suse.cz>
5708 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5710 2010-01-21 Andrew Haley <aph@redhat.com>
5712 * gcc.c (process_command): Move lang_specific_driver before
5713 setting cc_libexec_prefix.
5715 2010-01-21 Richard Guenther <rguenther@suse.de>
5718 * fold-const.c (negate_expr_p): Pretend only negative
5719 real constants are easily negatable.
5721 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5722 Jason Merrill <jason@redhat.com>
5724 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5725 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5726 * calls.c (initialize argument_information): Handle it.
5727 * c-common.c (handle_transparent_union_attribute): Use new name.
5728 * c-decl.c (finish_struct): Ditto.
5729 * c-typeck.c (type_lists_compatible_p): Ditto.
5730 (convert_for_assignment): Use new name and also handle record.
5731 * function.c (aggregate_value_p): Handle it.
5732 (pass_by_reference): Ditto.
5733 (assign_parm_data_types): Ditto.
5734 * print-tree.c (print_node): Ditto.
5735 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5736 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5737 * tree.c (first_field): New fn.
5739 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5742 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5743 even when linking statically, for now.
5745 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5748 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5749 without a cselib val.
5750 (count_uses): Accept MO_VAL_SET with no val on stores.
5751 (add_stores): Likewise.
5753 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5755 * var-tracking.c (check_value_val): Add a compile time assertion.
5756 (dv_is_decl_p): Simplify.
5757 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5758 gcc_assert if ENABLE_CHECKING.
5760 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5763 * var-tracking.c: Include tree-flow.h.
5764 (mem_dies_at_call): New.
5765 (dataflow_set_preserve_mem_locs): Use it.
5766 (dataflow_set_remove_mem_locs): Likewise.
5767 (dump_var): Renamed from dump_variable. Adjust all callers.
5768 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5769 * Makefile.in (var-tracking.o): Adjust deps.
5771 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5773 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5775 2010-01-20 Richard Guenther <rguenther@suse.de>
5777 PR tree-optimization/42717
5778 * tree-ssa-dce.c (get_live_post_dom): Remove.
5779 (forward_edge_to_pdom): Take an arbitrary edge to copy
5780 degenerate PHI args from.
5781 (remove_dead_stmt): Use the first post-dominator even if it
5782 does not contain live statements as redirection destination.
5784 2010-01-20 Richard Guenther <rguenther@suse.de>
5786 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5788 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5790 * sel-sched.c (create_speculation_check): Remove set but not used
5792 (try_transformation_cache): Remove set but not used variable ds.
5793 (calculate_privileged_insns): Remove set but not used variables
5794 cur_insn and min_spec_insn.
5795 (find_best_expr): Remove set but not used variable avail_n.
5796 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5798 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5800 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5801 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5804 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5807 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5808 cpu types. Add support for *-sse3 cpu types.
5809 (x86_64-*-*): Ditto.
5811 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5814 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5815 argument, call initializer_constant_valid_p_1 instead of
5816 initializer_constant_valid_p, pass CACHE to it, return NULL
5817 immediately if first call returns NULL.
5818 (initializer_constant_valid_p_1): New function.
5819 (initializer_constant_valid_p): Use it.
5821 2010-01-20 Thomas Quinot <quinot@adacore.com>
5823 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5825 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5827 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5828 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5829 (loc_list_from_tree): Don't handle unsigned division. Handle
5830 signed modulo using DW_OP_{over,over,div,mul,minus}.
5831 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5832 modulo instead of signed.
5834 2010-01-20 DJ Delorie <dj@redhat.com>
5836 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5838 (h8300_emit_stack_adjustment): Propogate it.
5840 (h8300_expand_prologue): Likewise.
5841 (h8300_expand_epilogue): Likewise.
5843 2010-01-19 Michael Matz <matz@suse.de>
5845 PR tree-optimization/41783
5846 * tree-data-ref.c (toplevel): Include flags.h.
5847 (dump_data_dependence_relation): Also dump the inputs if the
5848 result will be unknown.
5849 (split_constant_offset_1): Look through some conversions.
5850 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5851 the offset from last element is too large.
5852 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5853 (reassociate_to_the_same_stmt): Handle vector registers.
5854 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5856 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5857 wide_prolog_niters argument, emit widening instructions.
5858 (vect_do_peeling_for_alignment): Adjust caller, use widened
5859 variant of the iteration cound.
5860 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5862 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5865 * config/arm/neon-testgen.m (emit_automatics): New parameter
5866 features. Adjust for Fixed_return_reg feature.
5867 (test_intrinsic): Call emit_automatics with new feature.
5868 * config/arm/neon.ml: Update copyright years.
5869 (features): New Fixed_return_reg feature.
5870 (ops): Update feature for Vget_low.
5872 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5874 PR tree-optimization/42719
5875 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5879 * fwprop.c (all_uses_available_at): Return false if def_set dest
5880 is a REG that is used in def_insn.
5882 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5884 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5886 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5889 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5891 * target.h (struct gcc_target) <secondary_reload>: Change type
5892 of last argument to secondary_reload_info *.
5894 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5897 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5898 memory references with unaligned offsets. Remove CQImode handling.
5899 (unaligned_memory_operand): Return 1 for memory references with
5900 unaligned offsets. Remove CQImode handling.
5902 2010-01-18 Richard Guenther <rguenther@suse.de>
5905 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5908 2010-01-18 Richard Guenther <rguenther@suse.de>
5910 PR tree-optimization/42781
5911 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5912 restrict processing only if the original variable was artificial.
5914 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5916 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5917 find number of popped argument bytes.
5919 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5920 Fix the text that describes the return value for invalid insns.
5922 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5924 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5925 Clarify what 'cost of the -dependence' is. Fix quoting.
5927 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5928 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5930 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5932 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5933 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5935 2010-01-17 Richard Guenther <rguenther@suse.de>
5938 * function.c (split_complex_args): Take a VEC to modify.
5939 (assign_parms_augmented_arg_list): Build a VEC instead of
5940 a chain of PARM_DECLs.
5941 (assign_parms_unsplit_complex): Take a VEC of arguments.
5942 Do not fixup unmodified parms.
5943 (assign_parms): Deal with the VEC.
5944 (gimplify_parameters): Likewise.
5946 2010-01-17 Richard Guenther <rguenther@suse.de>
5948 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5949 node existence check.
5950 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5951 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5952 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5953 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5954 (gimple_execute_on_growing_pred): Likewise.
5956 2010-01-17 Richard Guenther <rguenther@suse.de>
5958 PR tree-optimization/42773
5959 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5960 (compute_antic_aux): Likewise.
5961 (compute_partial_antic_aux): Likewise.
5963 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5966 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5969 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5971 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5974 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5975 Fix markup for strict argument.
5977 (TARGET_SCHED_REORDER2): Fix argument types.
5979 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5980 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5982 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5983 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5985 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5988 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5989 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5990 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5991 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5992 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5994 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5996 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5998 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5999 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
6001 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
6003 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
6006 (TARGET_ASM_NAMED_SECTION): Fix argument list.
6008 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
6009 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
6011 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
6013 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
6015 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
6016 referring to it. Fix language.
6018 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
6020 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
6022 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
6024 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
6026 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
6027 '@var{stream}. Remove stray 'and'.
6029 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
6031 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
6033 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
6035 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
6036 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
6038 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
6039 Fix description of return value.
6040 Rename argument "sz" to "len."
6042 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
6043 Clarify meaning of 'true' return value.
6045 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
6047 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
6048 rep_mode versus mode_rep.
6050 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
6052 (TARGET_BUILTIN_DECL): Fix name.
6054 (TARGET_COMMUTATIVE_P): Fix type of first argument.
6056 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
6058 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
6060 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
6062 (TARGET_RELAXED_ORDERING): Use @deftypevr.
6064 (TARGET_GET_DRAP_RTX): Note that this is a hook.
6067 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
6068 Rename argument tm_fn to md_fn.
6070 (TARGET_OPTION_PRINT): Fix argument list.
6072 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
6075 * config/i386/i386.c (ix86_fixup_binary_operands):
6076 Revert FMA4 fixup of operands.
6078 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6081 * Makefile.in (write_entries_to_file, install-plugin):
6082 Use \012 instead of \n with tr.
6084 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6086 * configure.ac (HAVE_AS_REF): New C macro.
6087 * configure: Regenerate.
6088 * config.in: Likewise.
6089 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6091 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6094 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6096 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6098 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6100 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6102 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6104 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6106 (TARGET_BINDS_LOCAL_P): Fix argument type.
6108 (TARGET_ASM_FILE_END): Use prototype.
6110 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6112 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6114 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6116 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6118 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6119 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6121 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6122 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6124 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6125 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6126 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6127 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6129 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6131 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6133 (TARGET_INIT_BUILTINS): Use prototype.
6135 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6136 Put 'const char *' in braces. Fix parameter types.
6137 (TARGET_INVALID_CONVERSION): Fix parameter types.
6138 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
6139 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
6141 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
6144 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6146 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6148 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6150 * doc/tm.texi (TARGET_HELP): Fix return type.
6152 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6153 in braces. Fix argument types.
6155 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6157 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6159 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6161 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6162 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6164 (TARGET_MANGLE_TYPE): Fix argument types.
6166 (TARGET_IRA_COVER_CLASSES): Use prototype.
6168 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6170 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6172 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6174 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6176 (TARGET_CALLEE_COPIES): Fix argument types.
6178 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6180 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6182 (TARGET_FUNCTION_VALUE): Fix argument types.
6184 (TARGET_RETURN_IN_MSB): Fix argument type.
6186 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6188 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6190 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6192 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6193 agree with return type.
6195 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6197 2010-01-15 Jing Yu <jingyu@google.com>
6199 PR rtl-optimization/42691
6200 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6201 a pseudo to a constant and are merged, and adjust comments.
6203 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6205 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6207 2010-01-15 Richard Guenther <rguenther@suse.de>
6210 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6211 labels of computed or non-local gotos to the destination.
6212 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6213 landing pad label is the first label.
6215 2010-01-15 Richard Guenther <rguenther@suse.de>
6217 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6219 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6222 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6223 to allow generation of the xssqrtdp instruction on power7.
6224 (sqrtdf2_fpr): Ditto.
6226 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6229 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6230 functions with noreturn attribute.
6233 * varasm.c (declare_weak): Add weak attribute to decl if it
6234 doesn't have one already.
6235 (assemble_external): Only add decls to weak_decls if they also
6236 have weak attribute.
6238 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6240 * var-tracking.c (var_reg_delete): Don't delete the association
6241 between REGs and values or one-part variables if the register
6244 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6247 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6248 because its first operand is a non-localized variable.
6250 2010-01-14 Martin Jambor <mjambor@suse.cz>
6252 PR tree-optimization/42706
6253 * tree-sra.c (encountered_recursive_call): New variable.
6254 (encountered_unchangable_recursive_call): Likewise.
6255 (sra_initialize): Initialize both new variables.
6256 (callsite_has_enough_arguments_p): New function.
6257 (scan_function): Call decl and flags check only for IPA-SRA, check
6258 whether there is a recursive call and whether it has enough arguments.
6259 (all_callers_have_enough_arguments_p): New function.
6260 (convert_callers): Look for recursive calls only when
6261 encountered_recursive_call is set.
6262 (ipa_early_sra): Bail out either if
6263 !all_callers_have_enough_arguments_p or
6264 encountered_unchangable_recursive_call.
6266 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6268 * sel-sched.c: Add 2010 to copyright years.
6269 * sel-sched-ir.c: Likewise.
6270 * sel-sched-ir.h: Likewise.
6272 2010-01-14 Martin Jambor <mjambor@suse.cz>
6274 PR tree-optimization/42714
6275 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6276 constructors specially.
6278 2010-01-14 Andi Kleen <ak@linux.intel.com>
6280 * config/i386/drivers-i386.c (detect_caches_intel):
6281 Add l2sizekb parameter and fill in.
6282 (host_detect_local_cpu): Add l2sizekb, fill in.
6283 Add Atom small cache heuristic.
6285 2010-01-14 Andi Kleen <ak@linux.intel.com>
6287 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6288 Add level3 parameter and fill in.
6289 (detect_caches_intel): Handle level3 cache.
6291 2010-01-14 Andi Kleen <ak@linux.intel.com>
6293 * config/i386/drivers-i386.c (host_detect_local_cpu):
6294 Fix core duo detection.
6296 2010-01-14 Andi Kleen <ak@linux.intel.com>
6298 * config/i386/drivers-i386.c (host_detect_local_cpu):
6301 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6303 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6304 (rs6000_variable_issue_1): this. Use...
6305 (rs6000_variable_issue): here. Reimplement. Print debug info.
6307 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6309 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6310 sel_restore_notes. Update all callers. Call reemit_notes
6313 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6315 PR rtl-optimization/42246
6316 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6319 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6321 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6322 all successors is the same as number of successors in current region.
6324 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6326 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6327 to rename is not separable. Otherwise check that its LHS is not NULL.
6329 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6331 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6333 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6335 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6336 available registers when failed to discover LHS register class.
6337 Fix indentation. Update comment.
6339 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6340 Alexander Monakov <amonakov@ispras.ru>
6342 PR rtl-optimization/42389
6343 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6345 (advance_state_on_fence): Likewise.
6346 (sel_target_adjust_priority): Print debug output only when
6347 sched_verbose >= 4, not 2.
6348 (get_expr_cost): Do not issue all unique insns on the next cycle.
6349 (fill_insns): Initialize can_issue_more from the value saved
6351 * sel-sched-ir.c (flist_add): New parameter issue_more.
6352 Init FENCE_ISSUE_MORE with it.
6353 (merge_fences): Likewise.
6354 (init_fences): Update call to flist_add.
6355 (add_to_fences, add_clean_fence_to_fences)
6356 (add_dirty_fence_to_fences): Likewise.
6357 (move_fence_to_fences): Update call to merge_fences.
6358 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6360 * sel-sched-ir.h (struct _fence): New field issue_more.
6361 (FENCE_ISSUE_MORE): New accessor macro.
6363 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6365 PR rtl-optimization/42388
6366 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6367 that have no predecessors nor successors. Do not call move_bb_info
6368 for empty blocks outside of current region.
6370 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6372 PR rtl-optimization/42294
6373 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6374 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6375 originators' originators.
6377 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6379 PR rtl-optimization/39453
6380 PR rtl-optimization/42246
6381 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6383 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6385 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6386 Alexander Monakov <amonakov@ispras.ru>
6389 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6390 (maybe_tidy_empty_bb): ... here. Make static. Add new
6391 argument. Update all callers.
6392 (tidy_control_flow): ... and here. Recompute topological order
6393 of basic blocks in region if necessary.
6394 (sel_redirect_edge_and_branch): Change return type. Return true
6395 if topological order might have been invalidated.
6396 (purge_empty_blocks): Export and move from...
6397 * sel-sched.c (purge_empty_blocks): ... here.
6398 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
6399 (maybe_tidy_empty_bb): Delete prototype.
6400 (purge_empty_blocks): Declare.
6402 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6404 PR rtl-optimization/42249
6405 * sel-sched.c (try_replace_dest_reg): When chosen register
6406 and original register is the same, do not bail out early, but
6407 still check all original insns for validity of replacing destination
6408 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
6411 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6414 Port from no-undefined-overflow branch:
6415 2009-03-09 Richard Guenther <rguenther@suse.de>
6417 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
6419 2010-01-14 Richard Guenther <rguenther@suse.de>
6422 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
6424 2010-01-14 Ira Rosen <irar@il.ibm.com>
6426 PR tree-optimization/42709
6427 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
6428 as scalar type in creation of constant vector operand.
6430 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6433 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
6434 (check-parallel-%): Match `testsuite' directory component only
6437 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
6439 PR translation/39521
6440 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
6443 2010-01-13 Richard Guenther <rguenther@suse.de>
6445 PR tree-optimization/42730
6446 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
6449 2010-01-13 Steve Ellcey <sje@cup.hp.com>
6452 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
6453 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
6456 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
6458 * config/bfin/libgcc-bfin.ver: Regenerate based on current
6459 libgcc-std.ver. Add entries for ___smulsi3_highpart and
6460 ___umulsi3_highpart.
6462 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
6463 rather than schedule_insns if the pass is enabled.
6465 2010-01-13 Martin Jambor <mjambor@suse.cz>
6467 PR tree-optimization/42704
6468 * tree-sra.c (sra_modify_assign): Do not delete assignments to
6471 2010-01-13 Martin Jambor <mjambor@suse.cz>
6473 PR tree-optimization/42703
6474 * tree-sra.c (analyze_access_subtree): Check that we can build a
6475 reference to the original data within the aggregate.
6477 2010-01-13 Richard Guenther <rguenther@suse.de>
6479 PR tree-optimization/42705
6480 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6482 2010-01-13 Richard Guenther <rguenther@suse.de>
6485 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
6487 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6490 * var-tracking.c (values_to_unmark): New variable.
6491 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6492 values_to_unmark vector. Moved body to...
6493 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6494 instead queue it into values_to_unmark vector.
6495 (vt_find_locations): Free values_to_unmark vector.
6497 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
6499 * config/s390/s390.c (override_options): Set
6500 default of max-pending-list-length to 256
6502 2010-01-13 Richard Guenther <rguenther@suse.de>
6505 * tree-pass.h (PROP_gimple_lcx): New.
6506 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6507 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6508 before the final cleanup_eh.
6509 (dump_properties): Dump PROP_gimple_lcx.
6510 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6511 (tree_lower_complex_O0): Remove.
6512 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6513 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6514 tree_lower_complex, schedule TODO_update_ssa.
6515 * lto-streamer-out.c (output_function): Stream the functions
6517 * lto-streamer-in.c (input_function): Likewise.
6518 (lto_read_body): Do not override them here.
6520 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6523 * c-typeck.c (build_c_cast): Fold value cast to union type before
6524 wrapping it in a CONSTRUCTOR.
6526 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6528 PR rtl-optimization/42699
6529 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6532 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6534 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6535 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6536 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6537 SUBTARGET_WARN_UNUSED_SPEC): ... here
6538 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6540 2010-01-12 Julian Brown <julian@codesourcery.com>
6542 * config/arm/neon-schedgen.ml (Utils): Don't try to
6543 open missing module.
6544 (find_with_result): New.
6546 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6549 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6550 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6552 PR tree-optimization/42645
6553 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6554 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6555 decl_map, set processing_debug_stmt to -1 and return name without
6558 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6560 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6561 binutils version, and reword target configuration description.
6563 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6565 * config/avr/avr.h (LINKER_NAME): Remove.
6567 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6570 * config/rs6000/rs6000.c (rs6000_override_options): On targets
6571 that support VSX, warn for -mno-altivec if vsx is not disabled,
6574 2010-01-11 Joseph Myers <joseph@codesourcery.com>
6575 Shujing Zhao <pearly.zhao@oracle.com>
6577 PR translation/42469
6578 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
6579 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
6580 character between option name and help text.
6581 * c.opt (imultilib): Likewise.
6583 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
6585 * lto-streamer-out.c (output_unreferenced_globals): Output static
6588 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
6590 PR rtl-optimization/42621
6591 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
6592 optimizing for size.
6593 (duplicate_computed_gotos): Remove now-redundant check.
6595 2010-01-10 Steve Ellcey <sje@cup.hp.com>
6598 * configure.ac: Save and restore LDFLAGS and LIBS
6599 * configure: Regenerate.
6601 2010-01-10 Richard Guenther <rguenther@suse.de>
6604 * builtins.c (fold_builtin_strlen): Add type argument and
6605 convert the resulting length to it.
6606 (fold_builtin_1): Adjust.
6608 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6610 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
6611 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6613 (num_insns_constant_wide): Adjust for that change.
6615 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6618 * web.c (union_defs): Add used argument, to combine uses of
6620 (entry_register): Adjust type and tests of used argument.
6621 (web_main): Widen used for new use. Pass it to union_defs.
6622 * df.h (union_defs): Adjust prototype.
6624 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6627 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6628 uses in new incoming argument. Free body.
6629 (reset_debug_uses_in_loop): New.
6630 (analyze_insn_to_expand_var): Call the latter if the former found
6631 anything. Fix whitespace. Reject invalid dest overlaps before
6632 going through all insns in the loop.
6634 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6637 * haifa-sched.c (dying_use_p): Debug insns don't count.
6639 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6642 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6643 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6644 (verify_gimple_call): Reject LHS in noreturn calls.
6646 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6650 * tree-vect-loop-manip.c (adjust_info): New type.
6651 (adjust_vec): New pointer to vector.
6652 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6653 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6654 (slpeel_update_phis_for_duplicate_loop): Use them.
6655 (slpeel_update_phi_nodes_for_guard1): Likewise.
6656 (slpeel_update_phi_nodes_for_guard2): Likewise.
6657 (slpeel_tree_peel_loop_to_edge): Likewise.
6658 (vect_update_ivs_after_vectorizer): Likewise.
6660 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6662 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6663 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6665 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6667 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6668 bogus uninitialized warning.
6670 2010-01-09 Richard Guenther <rguenther@suse.de>
6673 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6674 the evolution is compatible with the initial condition.
6676 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6678 * gcc.c (process_command): Update copyright notice dates.
6679 * gcov.c (print_version): Likewise.
6680 * gcov-dump.c (print_version): Likewise.
6681 * mips-tfile.c (main): Likewise.
6682 * mips-tdump.c (main): Likewise.
6684 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6687 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6689 (rotlhi3_8): Delete.
6691 (rotlsi3_8): Delete.
6692 (rotlsi3_16): Delete.
6693 (rotlsi3_24): Delete.
6695 (*rotw<mode>3): New.
6696 (*rotb<mode>3): New.
6697 * config/avr/avr.c (avr_rotate_bytes): New function.
6698 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6700 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6703 * configure.ac: Modify -rdynamic check.
6704 * configure: Regenerate.
6706 2010-01-08 DJ Delorie <dj@redhat.com>
6708 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6709 register popping order.
6711 2010-01-08 Richard Guenther <rguenther@suse.de>
6714 * c.opt (fsigned-char): Also let LTO handle this option.
6715 (funsigned-char): Likewise.
6717 2010-01-07 Richard Guenther <rguenther@suse.de>
6719 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6720 (gimple_op): Likewise.
6721 (gimple_op_ptr): Likewise.
6722 (gimple_assign_set_lhs): Remove gcc_assert.
6723 (gimple_assign_set_rhs1): Likewise.
6724 (gimple_assign_set_rhs2): Likewise.
6725 (gimple_call_set_lhs): Likewise.
6726 (gimple_call_set_fn): Likewise.
6727 (gimple_call_set_fndecl): Likewise.
6728 (gimple_call_fndecl): Likewise.
6729 (gimple_call_return_type): Likewise.
6730 (gimple_call_set_chain): Likewise.
6731 (gimple_call_num_args): Likewise.
6732 (gimple_call_set_arg): Likewise.
6733 (gimple_cond_set_code): Likewise.
6734 (gimple_cond_set_lhs): Likewise.
6735 (gimple_cond_set_rhs): Likewise.
6736 (gimple_cond_set_true_label): Likewise.
6737 (gimple_cond_set_false_label): Likewise.
6738 (gimple_label_set_label): Likewise.
6739 (gimple_goto_set_dest): Likewise.
6740 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6741 (gimple_debug_bind_get_value): Likewise.
6742 (gimple_debug_bind_get_value_ptr): Likewise.
6743 (gimple_debug_bind_set_var): Likewise.
6744 (gimple_debug_bind_set_value): Likewise.
6745 (gimple_debug_bind_reset_value): Likewise.
6746 (gimple_debug_bind_has_value_p): Likewise.
6747 (gimple_return_retval_ptr): Remove gcc_assert.
6748 (gimple_return_retval): Likewise.
6749 (gimple_return_set_retval): Likewise.
6750 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6751 (safe_referenced_var_iterator): Remove.
6752 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6753 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6754 (fill_referenced_var_vec): Remove.
6755 (first_readonly_imm_use): Remove redundant gcc_assert.
6756 (phi_arg_index_from_use): Combine gcc_asserts.
6757 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6758 (first_imm_use_stmt): Remove redundant gcc_assert.
6759 * tree-cfg.c (verify_gimple_call): Verify function and chain
6760 operands. Verify arguments.
6761 (verify_types_in_gimple_stmt): Verify condition code and labels.
6763 2010-01-07 Richard Guenther <rguenther@suse.de>
6765 PR tree-optimization/42641
6766 * sese.c (rename_map_elt_info): Use the SSA name version, do
6769 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6771 PR tree-optimization/42625
6772 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6773 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6775 2010-01-07 Duncan Sands <baldrick@free.fr>
6777 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6779 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6782 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6783 note itself is not function_invariant_p.
6785 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6787 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6788 Do not add the DF_NOTE problem.
6789 * store-motion.c (execute_rtl_store_motion): Likewise.
6791 2010-01-07 Martin Jambor <mjambor@suse.cz>
6793 PR tree-optimization/42157
6794 * tree-sra.c (compare_access_positions): Stabilize sort if both
6795 accesses have integer types, return zero immediately if they are the
6798 2010-01-06 Richard Henderson <rth@redhat.com>
6801 * haifa-sched.c (add_to_note_list): Merge into ...
6802 (concat_note_lists): ... here, and ...
6803 (unlink_other_notes, rm_other_notes): Merge into...
6804 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6805 NOTE_INSN_EPILOGUE_BEG.
6807 2010-01-06 Richard Guenther <rguenther@suse.de>
6809 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6810 not inline regular functions into always-inline functions.
6812 2010-01-06 Nick Clifton <nickc@redhat.com>
6814 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6815 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6817 (OVERRIDE_OPTIONS): Delete.
6818 (OPTIMIZATION_OPTIONS): Define.
6819 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6820 * config/rx/rx.c (rx_handle_option): Issue an error message if
6821 -mcpu=rx200 and -fpu are used together.
6822 (rx_set_optimization_options): New function. Issue an error
6823 message if an optimization attribute attempts to reset the FPU/
6824 math optimization pairing.
6825 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6826 * config/rx/rx.opt: Set the default to 32-bit doubles.
6827 * config/rx/t-rx: Add multilibs for -nofpu option.
6828 * doc/invoke.texi: Update documentation of RX options.
6830 2010-01-06 Richard Guenther <rguenther@suse.de>
6832 * tree-ssa-pre.c (name_to_id): New global.
6833 (alloc_expression_id): Simplify SSA name handling.
6834 (lookup_expression_id): Likewise.
6835 (init_pre): Zero name_to_id.
6836 (fini_pre): Free it.
6838 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6840 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6842 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6845 * config/i386/sse.md (smaxv2di3): New.
6846 (umaxv2di3): Likewise.
6847 (sminv2di3): Likewise.
6848 (uminv2di3): Likewise.
6850 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6853 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6854 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6855 (legitimize_tls_address): Likewise.
6856 (sparc_tls_referenced_p): Likewise.
6857 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6858 and adjust calls to legitimize_pic_address.
6859 (legitimate_constant_p) Use sparc_tls_referenced_p.
6860 (legitimate_pic_operand_p): Likewise.
6861 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6862 (sparc_tls_symbol_ref_1): Delete.
6863 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6864 (legitimize_tls_address): Make static, handle CONST patterns.
6865 (legitimize_pic_address): Make static, remove unused parameter and
6866 adjust recursive calls.
6867 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6868 and adjust call to legitimize_pic_address.
6869 (sparc_output_mi_thunk): Likewise.
6871 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6872 H.J. Lu <hongjiu.lu@intel.com>
6875 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6876 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6877 operands to make them signed.
6880 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6883 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6884 GTU to GT for V4SI and V2DI.
6886 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6887 (umin<mode>3): Removed.
6889 (uminv4si3): Likewise.
6891 2010-01-05 Martin Jambor <mjambor@suse.cz>
6893 PR tree-optimization/42462
6894 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6895 current_function_decl to helper functions and macros.
6897 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6900 * flags.h: Don't include real.h.
6901 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6902 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6903 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6904 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6905 * dominance.c: Update copyright.
6906 * gimple.c (walk_gimple_op): Remove inline.
6907 * tree-ssa-reassoc.c: Include real.h.
6908 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6909 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6911 2010-01-05 Nick Clifton <nickc@redhat.com>
6913 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6914 register to push into the stack frame when the accumulator has to
6915 be saved during interrupts.
6917 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6919 * doc/invoke.texi: Remove the documentation about option
6921 * common.opt (Wunreachable-code): Preserved for backward
6923 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6924 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6925 the backward compatibility flag section.
6927 2010-01-05 Richard Guenther <rguenther@suse.de>
6929 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6931 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6934 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6936 PR tree-optimization/42508
6937 * tree-sra.c (convert_callers): Check for recursive call
6938 by comparing cgraph nodes instead of decls.
6939 (modify_function): Call ipa_modify_formal_parameters also
6940 on all same_body aliases.
6942 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6943 cgraph nodes when checking for same_body aliases.
6945 2010-01-05 Richard Guenther <rguenther@suse.de>
6947 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6948 allocation and lookup.
6949 (get_or_alloc_expr_for_constant): Likewise.
6950 (phi_translate): Sink allocation.
6952 2010-01-04 Richard Guenther <rguenther@suse.de>
6954 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6955 a new entry only if needed.
6956 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6957 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6959 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6961 (phi_translate): Handle CONSTANTs early.
6963 2010-01-04 Martin Jambor <mjambor@suse.cz>
6965 PR tree-optimization/42398
6966 * tree-sra.c (struct access): Removed flag grp_different_types.
6967 (dump_access): Do not dump the removed flag.
6968 (sort_and_splice_var_accesses): Do not set the removed flag.
6969 (sra_modify_expr): Check for type compatibility directly.
6971 2010-01-04 Martin Jambor <mjambor@suse.cz>
6973 PR tree-optimization/42366
6974 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6975 edges with variable number of parameters.
6976 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6977 flag instead of asserting it.
6978 (ipa_read_node_info): Read uses_analysis_done flag.
6980 2010-01-04 Richard Guenther <rguenther@suse.de>
6982 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6983 iterative_hash_* as intended.
6984 (vn_reference_compute_hash): Likewise. Simplify hashing
6986 (vn_reference_lookup_2): Likewise.
6987 (vn_nary_op_compute_hash): Likewise.
6988 (vn_phi_compute_hash): Likewise.
6989 (expressions_equal_p): Remove strange code.
6990 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6991 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6992 (bitmap_insert_into_set_1): Take value-id as parameter.
6993 (add_to_value): Pass it.
6994 (bitmap_insert_into_set): Likewise.
6995 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6997 2010-01-04 Jakub Jelinek <jakub@redhat.com>
7000 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
7001 (do_self_spec): For switches with SWITCH_IGNORE set set also
7002 SWITCH_IGNORE_PERMANENTLY.
7003 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
7006 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
7008 * lto-streamer-out.c (output_unreferenced_globals): Output the full
7009 tree of an unreferenced global var.
7011 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7014 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7015 GTU to GT for V4SI and V2DI.
7017 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7018 (umin<mode>3): Removed.
7020 (uminv4si3): Likewise.
7022 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7025 * collect2.c (main): Turn on trace in collect2 if -v is passed
7028 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
7030 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
7031 description of expression operand.
7033 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
7035 * configure.ac: Add install-html to target_list for Make-hooks.
7036 * configure: Regenerate.
7037 * fortran/Make-lang.in (F95_HTMLFILES): New.
7038 (fortran.html): Use it.
7039 (fortran.install-html): New.
7040 * Makefile.in (install-html): Add lang.install-html.
7041 * java/Make-lang.in (JAVA_HTMLFILES): New.
7042 (java.html): Use it.
7043 (java.install-html): New.
7044 * objc/Make-lang.in (objc.install-html): New.
7045 * objcp/Make-lang.in (obj-c++.install-html): New.
7046 * cp/Make-lang.in (c++.install-html): New.
7047 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
7048 * lto/Make-lang.in (lto.install-html): New.
7050 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7053 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
7055 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
7057 PR rtl-optimization/41862
7058 * store-motion.c (store_killed_in_insn, compute_store_table,
7059 remove_reachable_equiv_notes, replace_store_insn,
7060 build_store_vectors): Ignore all DEBUG_INSNs.
7062 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7065 * common.opt: Add dumpdir.
7067 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
7069 (option_map): Add --dumpdir.
7071 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
7073 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
7075 * opts.c (decode_options): Try dump_dir_name first if
7076 dump_base_name isn't an absolute path.
7077 (common_handle_option): Handle OPT_dumpdir.
7079 * toplev.c (dump_dir_name): New.
7080 (print_switch_values): Also ignore -dumpdir.
7082 * toplev.h (dump_dir_name): New.
7084 2010-01-03 Richard Guenther <rguenther@suse.de>
7086 PR tree-optimization/42589
7087 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7088 double-word expansion of bswap32.
7090 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7092 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7093 with BLOCK_FOR_INSN.
7094 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7095 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7096 noce_process_if_block): Likewise.
7097 * gcse.c (compute_local_properties, insert_expr_in_table,
7098 insert_set_in_table, canon_list_insert, find_avail_set,
7099 pre_insert_copy_insn): Likewise.
7101 * basic-block.h (BLOCK_NUM): Move from here...
7102 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7104 2010-01-03 Richard Guenther <rguenther@suse.de>
7106 PR tree-optimization/42438
7107 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7108 contains_may_not_return_call flag.
7109 (BB_MAY_NOTRETURN): New.
7110 (valid_in_sets): Trapping nary operations are not valid
7111 in blocks that may not return.
7112 (insert_into_preds_of_block): Remove check for trapping expressions.
7113 (compute_avail): Compute also BB_MAY_NOTRETURN.
7115 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7117 * doc/invoke.texi: Add 2010 to copyright years.
7119 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7121 * config/sparc/sparc.c: Fix formatting nits.
7123 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7124 Alexander Monakov <amonakov@ispras.ru>
7126 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7128 2010-01-02 Richard Guenther <rguenther@suse.de>
7131 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7132 (simplify_switch_using_ranges): Mark to be removed edges
7135 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7137 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7139 * collect2.c (scan_libraries): Add missing argument in call to
7142 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
7145 * config/alpha/predicates.md (aligned_memory_operand): Return false
7147 (unaligned_memory_operand): Return true for CQImode.
7148 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7149 doesn not cross aligned SImode word boundary.
7151 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7153 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7155 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7156 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7158 2010-01-02 Richard Guenther <rguenther@suse.de>
7161 * toplev.c (compile_file): Emit LTO marker properly. Change
7163 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7165 2010-01-01 Richard Guenther <rguenther@suse.de>
7168 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7170 2010-01-01 Richard Guenther <rguenther@suse.de>
7173 * c-decl.c (grokdeclarator): For zero-size arrays force
7174 structural equality checks as layout_type does.
7176 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7178 * builtins.c: Update copyright to 2010.
7180 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7183 * lto-streamer-out.c (produce_asm): Revert the last change.
7184 (copy_function): Likewise.
7186 * lto-streamer.c (lto_get_section_name): Skip any leading
7189 2010-01-01 Richard Guenther <rguenther@suse.de>
7192 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7196 Copyright (C) 2010 Free Software Foundation, Inc.
7198 Copying and distribution of this file, with or without modification,
7199 are permitted in any medium without royalty provided the copyright
7200 notice and this notice are preserved.