1 2010-05-30 Richard Guenther <rguenther@suse.de>
3 * tree-cfg.c (verify_gimple_assign_single): Implement
4 verification for COND_EXPR rhs.
6 2010-05-30 Jan Hubicka <jh@suse.cz>
8 * cgraph.h (cgraph_dump_file): Declare.
9 * cgraphunit.c (cgraph_dump_file): Export.
10 * ipa.c (dump_cgraph_node_set, dump_varpool_node_set): Be less
13 2010-05-30 Jan Hubicka <jh@suse.cz>
15 * dwarf2out.c (reference_to_unused,
16 premark_types_used_by_global_vars_helper): Avoid creating of new
19 2010-05-30 Jan Hubicka <jh@suse.cz>
21 * cgraph.h (cgraph_node_cannot_return,
22 cgraph_edge_cannot_lead_to_return): New functions.
23 * cgraph.c (cgraph_node_cannot_return,
24 cgraph_edge_cannot_lead_to_return): Use them.
25 * ipa-pure-const.c (pure_const_names): New static var.
26 (check_call): Handle calls not leading to return.
27 (pure_const_read_summary): Dump info read.
28 (propagate): Dump info about propagation process; ignore side
29 effects of functions not leading to exit; fix handling of
32 2010-05-30 Jan Hubicka <jh@suse.cz>
34 * config/i386/i386.c (pro_epilogue_adjust_stack): Use EBP
35 for tail call epilogues.
37 2010-05-30 Jan Hubicka <jh@suse.cz>
39 * passes.c (ipa_write_optimization_summaries_1, ipa_write_summaries_2,
40 ipa_read_summaries_1, ipa_read_optimization_summaries_1): Initilalize dump
43 2010-05-29 Jan Hubicka <jh@suse.cz>
45 * ipa.c (cgraph_remove_unreachable_node): Walk references of correct node;
46 remove references in node we no longer keep in cgrpah but need body
49 2010-05-29 Jan Hubicka <jh@suse.cz>
51 * cgraph.c (cgraph_mark_reachable): Relax check for analyzed nodes.
53 2010-05-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
56 * config/pa/pa32-linux.h (CTOR_LIST_BEGIN): Mark __CTOR_LIST__ as used.
58 2010-05-29 Jan Hubicka <jh@suse.cz>
60 * tree-vrp.c (debug_value_range, debug_all_value_ranges,
61 debug_asserts_for, debug_all_asserts): Annotate with DEBUG_FUNCTION.
62 * tree-into-ssa.c (debug_decl_set, debug_defs_stack, debug_currdefs,
63 debug_tree_ssa, debug_tree_ssa_stats, debug_def_blocks,
64 debug_names_replaced_by, debug_update_ssa): Likewise.
65 * sbitmap.c (debug_sbitmap): Likewise.
66 * genrecog.c (debug_decision, debug_decision_list): Likewise.
67 * tree-pretty-print.c (debug_generic_expr, debug_generic_stmt,
68 debug_tree_chain): Likewise.
69 * tree-loop-distribution.c (debug_rdg_partitions): Likewise.
70 * cgraph.c (debug_cgraph_node, debug_cgraph): Likewise.
71 * optabs.c (debug_optab_libfuncs): Likewise.
72 (verify_loop_closed_ssa): Likewise.
73 * value-prof.c (verify_histograms): Likewise.
74 * reload.c (debug_reload_to_stream, debug_reload): Likewise.
75 * bitmap.c (debug_bitmap_file, debug_bitmap, bitmap_print): Likewise.
76 * cfghooks.c (verify_flow_info): Likewise.
77 * fold-const.c (debug_fold_checksum): Likewise.
78 * omp-low.c (debug_omp_region, debug_all_omp_regions): Likewise.
79 * cfg.c (debug_regset, debug_flow_info, debug_bb, debug_bb_n):
81 * omega.c (debug_omega_problem): Likewise.
82 * cgraphunit.c (verify_cgraph_node, verify_cgraph): Likewise.
83 * tree-ssa-ccp.c (debug_lattice_value): Likewise.
84 * dominance.c (verify_dominators, debug_dominance_info,
85 debug_dominance_tree): Likewise.
86 * df-core.c (df_insn_uid_debug, df_insn_debug, df_insn_debug_regno,
87 * df_regno_debug, df_ref_debug,
88 debug_df_insn, debug_df_reg, debug_df_regno, debug_df_ref,
89 debug_df_defno, debug_df_useno, debug_df_chain): Likewise.
90 * tree-ssa-dom.c (debug_dominator_optimization_stats): Likewise.
91 * sel-sched.c (debug_state): Likewise.
92 * tree-ssa-alias.c (debug_alias_info, debug_points_to_info_for): Likewise.
93 * cfganal.c (print_edge_list, verify_edge_list): Likewise.
94 * dwarf2out.c (debug_dwarf_die, debug_dwarf): Likewise.
95 * tree-eh.c (verify_eh_edges, verify_eh_dispatch_edge): Likewise.
96 * gimple-pretty-print.c (debug_gimple_stmt, debug_gimple_seq): Likewise.
97 * c-pretty-print.c (debug_c_tree): Likewise.
98 * sel-sched-dump.c (debug_insn_rtx, debug_vinsn, debug_expr, debug_insn
99 debug_av_set, debug_lv_set, debug_ilist, debug_blist, debug_insn_vector,
100 debug_hard_reg_set, debug_mem_addr_value): Likewise.
101 * ebitmap.c (debug_ebitmap): Likewise.
102 * function.c (debug_find_var_in_block_tree): Likewise.
103 * print-rtl.c (debug_rtx): Likewise.
104 (debug_rtx_count): Likewise.
105 (debug_rtx_list, debug_rtx_range, debug_rtx_find): Likewise.
106 * stor-layout.c (debug_rli): Likewise.
107 * ipa.c (debug_cgraph_node_set, debug_varpool_node_set): Likewise.
108 * tree-data-ref.c (debug_data_references, debug_data_dependence_relations,
109 debug_data_reference, debug_data_dependence_relation, debug_rdg_vertex,
110 debug_rdg_component, debug_rdg): Likewise.
111 * tree-affine.c (debug_aff): Likewise.
112 * tree-dfa.c (debug_referenced_vars, debug_variable, debug_dfa_stats): Likewise.
113 * except.c (debug_eh_tree, verify_eh_tree): Likewise.
114 * emit-rtl.c (verify_rtl_sharing): Likewise.
115 * tree-ssa-pre.c (debug_pre_expr, debug_bitmap_set,
116 debug_value_expressions): Likewise.
117 * tree-ssa-live.c (debug_scope_block, debug_scope_blocks): Likewise.
118 * sese.c (debug_rename_map, debug_ivtype_map): Likewise.
119 * print-tree.c (debug_tree, debug_vec_tree): Likewise.
120 * cfglayout.c (verify_insn_chain): Likewise.
121 * graphite-clast-to-gimple.c (debug_clast_name_indexes,
122 debug_clast_stmt, debug_generated_program): Likewise.
123 * ggc-page.c (debug_print_page_list): Likewise.
124 * tree-ssa-ter.c (debug_ter): Likewise.
125 * graphite-dependences.c (debug_pddr): Likewise.
126 * sched-deps.c (debug_ds): Likewise.
127 * tree-ssa.c (verify_ssa): Likewise.
128 * graphite-poly.c (debug_scattering_function, debug_iteration_domain,
129 debug_scattering_functions, debug_iteration_domains, debug_pdr,
130 debug_pdrs, debug_pbb_domain, debug_pbb, debug_scop_context, debug_scop,
131 debug_cloog, debug_scop_params, debug_lst): Likewise.
132 * tree-inline.c (debug_find_tree): Likewise.
133 * graphite-ppl.c (debug_ppl_linear_expr, debug_ppl_polyhedron_matrix,
134 debug_ppl_powerset_matrix): Likewise.
135 * var-tracking.c (debug_dv): Likewise.
136 * system.h (DEBUG_FUNCTION, DEBUG_VARIABLE): Define.
137 * cfgloop.c (verify_loop_structure): Likewise.
138 * plugin.c (dump_active_plugins, debug_active_plugins): Likewise.
139 * c-common.c (verify_sequence_points): Likewise.
140 * sched-rgn.c (debug_regions, debug_region, debug_candidate,
141 debug_candidates, debug_rgn_dependencies): Likewise.
142 * tree-ssa-structalias.c (debug_constraint, debug_constraints,
143 * debug_constraint_graph, debug_solution_for_var,
144 debug_sa_points_to_info): Likewise.
145 * sched-vis.c (debug_insn_slim, debug_bb_slim, debug_bb_n_slim):
147 * tree-cfg.c (debug_cfg_stats, verify_stmts, debug_function,
148 debug_loops, debug_loop, debug_loop_num): Likewise.
149 * passes.c (debug_pass): Likewise.
150 (dump_properties): Likewise; add cfglayout property.
151 (debug_properties): Likewise.
152 * tree-ssa-reassoc.c (debug_ops_vector): Likewise.
153 * varpool.c (debug_varpool): Likewise.
154 * regcprop.c (debug_value_data): Likewise.
155 * tree-ssa-operands.c (verify_imm_links, debug_immediate_uses,
156 debug_immediate_uses_for): Likewise.
158 2010-05-29 H.J. Lu <hongjiu.lu@intel.com>
161 * Makefile.in (build/gencondmd.o): Remove TM_H := $(GTM_H).
162 Filter out insn-flags.h.
164 2010-05-29 Jan Hubicka <jh@suse.cz>
166 * cgraph.h (struct varpool_node_set_def,
167 struct cgraph_node_set_def): Remove unused AUX pointer.
168 (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p): Use
171 2010-05-29 Jan Hubicka <jh@suse.cz>
174 * ipa-cp.c (ipcp_insert_stage): Replace "clone" by "constprop".
176 2010-05-29 Richard Guenther <rguenther@suse.de>
178 * lto-streamer.c (cached_bp): New global variable.
179 (bitpack_create): Return the cached bitpack, if available.
180 (bitpack_delete): Clear and cache the bitpack, if appropriate.
181 (bp_pack_value): Remove redundant asserts.
183 2010-05-29 Sebastian Pop <sebastian.pop@amd.com>
186 * tree-if-conv.c (is_true_predicate): New.
187 (is_predicated): Use is_true_predicate.
188 (add_to_predicate_list): Same. Do not use unshare_expr.
189 (add_to_dst_predicate_list): Same.
191 2010-05-29 Sebastian Pop <sebastian.pop@amd.com>
193 * tree-if-conv.c (add_to_dst_predicate_list): Do not use the ->aux
195 (predicate_bbs): Same.
196 (clean_predicate_lists): Same.
197 (find_phi_replacement_condition): Do not AND the predicate from
200 2010-05-29 H.J. Lu <hongjiu.lu@intel.com>
203 * Makefile.in (build/gencondmd.o): Add a missing `\'.
205 2010-05-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
208 config/pa/pa.md (negdf2_slow, negsf2_slow): New patterns.
209 (negdf2): Adjust expander pattern and use negdf2_slow.
212 2010-05-29 Nathan Froyd <froydnj@codesourcery.com>
214 * basic-block.h (struct control_flow_graph): Move last_label_uid field up.
215 * df.h (struct df_base_ref): Move regno field up.
216 * dwarf2out.c (struct dw_fde_struct): Move funcdef_number field down.
217 * expr.h (struct separate_ops): Move location field up.
218 * optabs.h (struct optab_d): Move libcall_basename field down.
219 * config/i386/i386.c (struct ix86_frame): Move red_zone_size up.
220 * config/i386/i386.h (struct machine_function): Convert call_abi field
221 into a bitfield. Move cfa field to the end of the structure.
223 2010-05-29 Jan Hubicka <jh@suse.cz>
225 * varpool.c (varpool_get_node): Fix lookup.
227 2010-05-29 Steven Bosscher <steven@gcc.gnu.org>
229 * config/spu/spu-protos.h: Do not include rtl.h. Protect
230 RTL specific prototypes with #ifdef RTX_CODE.
231 * config/spu/spu-c.c: Include c-common.h instead of c-tree.h.
232 * config/spu/t-spu-elf: Fix dependencies.
234 * config/t-darwin (darwin-c.o): Remove C_TREE_H dependency.
236 2010-05-29 Mike Stump <mikestump@comcast.net>
239 * Makefile.in (build/gencondmd.o): Be sure to use GTM_H instead of
240 TM_H when building to avoid dependency loops.
242 2010-05-29 Jan Hubicka <jh@suse.cz>
244 * cgraphunit.c (cgraph_materialize_clone): Only remove calles,
245 refs and body; not the whole node for masters of materialized
248 2010-05-29 Mike Stump <mikestump@comcast.net>
250 * config/rs6000/rs6000-c.c: Remove c-tree.h include.
252 2010-05-29 Jan Hubicka <jh@suse.cz>
254 * cgraph.c (clone_function_name): Take SUFFIX argument; export.
255 (cgraph_create_virtual_clone): Take SUFFIX argument; udpate
256 use of clone_function_name.
257 * cgraph.h (cgraph_create_virtual_clone,
258 cgraph_function_versioning): update prototypes.
259 (clone_function_name): Declare.
260 * ipa-cp.c (ipcp_insert_stage): Update call of
261 cgraph_create_virtual_clone.
262 * omp-low.c (create_omp_child_function_name): Use
263 cgraph_create_virtual_clone.
264 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix edges updating.
265 (cgraph_function_versioning): Take SUFFIX argument; produce new name
268 2010-05-29 Steven Bosscher <steven@gcc.gnu.org>
270 * vec.h: Include statistics.h
271 * Makefile.in: Introduce VEC_H. Replace all vec.h dependencies
274 2010-05-29 Steven Bosscher <steven@gcc.gnu.org>
276 * c-lex.c: Do not include c-tree.h.
277 * c-pretty-print.c: Likewise.
278 * c-opts.c: Likewise.
279 * c-gimplify.c: Likewise.
280 * c-common.c: Likewise.
281 * c-dump.c: Likewise. Include c-common.h.
283 2010-05-29 Steven Bosscher <steven@gcc.gnu.org>
285 * c-common.h (GCC_DIAG_STYLE): Define earlier in the file,
286 before including diagnostic-core.h.
287 (c_cpp_error): New prototype moved from c-tree.h.
288 Use ATTRIBUTE_GCC_DIAG instead of ATTRIBUTE_GCC_CDIAG.
289 * c-tree.h (ATTRIBUTE_GCC_CDIAG): Remove define.
290 (pedwarn_c90, perwarn_c99): Use ATTRIBUTE_GCC_DIAG instead.
291 (c_cpp_error): Prototype moved to c-common.h.
292 * Makefile.in: Update dependency for C_COMMON_H.
294 2010-05-29 Steven Bosscher <steven@gcc.gnu.org>
296 * c-common.h: Add FIXME for awkward split of c_register_addr_space.
297 * c-common.c (c_register_addr_space): Remove here.
298 * c-decl.c (c_register_addr_space): Re-add here.
300 2010-05-28 Mike Stump <mikestump@comcast.net>
302 * config/darwin-c.c: Remove c-tree.h include.
304 2010-05-28 Joseph Myers <joseph@codesourcery.com>
306 * gcc.c: Include diagnostic.h.
307 (error_count): Remove. All users changed to use errorcount.
308 (programname): Remove. All users changed to use progname.
309 (fancy_abort, internal_error, fatal_error, error, warning, inform,
311 (execute): Don't include "Internal error" and bug reporting
312 information in argument of internal_error call.
313 (process_command): Don't increment error_count after calling
315 (input_filename): Rename to gcc_input_filename. All users
317 (main): Call diagnostic_initialize. Register delete_temp_files
318 with atexit. Use seen_error to test for errors.
319 * gcc.h: Include diagnostic-core.h.
320 (fatal_error, error, warning): Remove.
321 * Makefile.in (GCC_H): Add $(DIAGNOSTIC_CORE_H).
322 (GCC_OBJS): Add diagnostic.o, pretty-print.o and input.o.
323 (gcc.o): Update dependencies.
325 2010-05-28 Jeff Law <law@redhat.com>
327 * ira.c (ira_bad_reload_regno, ira_build_reload_regno_1): New
329 * ira.h (ira_bad_reload_regno): Declare
330 * reload1.c (allocate_reload_reg): Use ira_bad_reload_regno.
332 * ira-color.c (update_curr_costs): Free updated hard reg costs.
333 (ira_reassign_conflict_allocnos): Remove bogus asserts.
334 (allocno_reload_assign): Likewise.
336 2010-05-28 Nathan Froyd <froydnj@codesourcery.com>
338 * tree-vect-stmts.c (vectorizable_assignment): Call build1 instead of
341 2010-05-28 Richard Guenther <rguenther@suse.de>
344 * lto-streamer-in.c (unpack_ts_fixed_cst_value_fields):
345 Stream fixed-point constants mode.
346 (unpack_ts_type_value_fields): Fix width of TYPE_MODE
348 * lto-streamer-out.c (pack_ts_fixed_cst_value_fields):
349 Stream fixed-point constants mode.
350 (pack_ts_function_decl_value_fields): Fix width of TYPE_MODE
353 2010-05-28 Sebastian Pop <sebastian.pop@amd.com>
355 * tree-scalar-evolution.c (set_nb_iterations_in_loop): Inlined in the
356 only place it was called from.
357 (number_of_latch_executions): Do not return chrec_dont_know when the
358 may_be_zero is a runtime condition: instead, return a COND_EXPR
359 including the may_be_zero condition.
360 * cfgloop.h (struct loop): Add a note on COND_EXPRs to the comment
362 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Handle
365 2010-05-28 Sebastian Pop <sebastian.pop@amd.com>
367 * tree-if-conv.c (replace_phi_with_cond_gimple_assign_stmt): Don't
368 generate COND_EXPRs for degenerate_phi_result.
370 2010-05-28 Sebastian Pop <sebastian.pop@amd.com>
373 * tree-if-conv.c (if_convertible_loop_p): Check the
374 if-convertibility of phi nodes in non predicated BBs.
376 2010-05-28 Joseph Myers <joseph@codesourcery.com>
378 * gcc.c (error, warning, inform): Remove duplicate ": " in output.
380 2010-05-28 Joseph Myers <joseph@codesourcery.com>
383 * gcc.c (inform, warning, inform): New functions.
384 (fatal_ice): Rename to internal_error; change cmsgid parameter to
385 gmsgid. All callers changed.
386 (notice): Rename to fnotice; add parameter fp. All callers
388 (fatal_error): Rename to fatal_signal. All users changed.
389 (fatal): Rename to fatal_error; change cmsgid parameter to
390 gmsgid. All callers changed.
391 (process_command): Use warning instead of error for warnings.
392 (end_going_arg): Don't use _() around argument of error.
393 (do_spec_1): Use inform for message from %n specs. Use warning
394 instead of error for warnings.
395 (main): Use inform for comparison messages. Use warning for
396 message about unused linker input.
397 (error): Increment error_count. Print "error: ".
398 * gcc.h (fatal): Change to fatal_error.
400 * config/darwin-driver.c (darwin_default_min_version): Use warning
401 instead of fprintf for warnings.
402 * cppspec.c (lang_specific_driver): Use fatal_error instead of
405 2010-05-28 Julian Brown <julian@codesourcery.com>
407 * config/arm/thumb2.md (*thumb2_addsi3_compare0): New.
408 (*thumb2_addsi3_compare0_scratch): New.
409 * config/arm/constraints.md (Pv): New.
410 * config/arm/arm.md (*addsi3_compare0): Remove FIXME comment. Use
412 (*addsi3_compare0_scratch): Likewise.
414 2010-05-28 Jan Hubicka <jh@suse.cz>
416 * ipa-reference.c (add_static_var): Remove redundant all_module_statics
418 (ipa_reference_write_optimization_summary): Call is_proper_for_analysis
419 only on local statics.
421 2010-05-28 Iain Sandoe <iains@gcc.gnu.org>
423 * config.gcc (*-*-darwin*): Adjust t-make fragments for Darwin.
425 2010-05-28 Maxim Kuvyrkov <maxim@codesourcery.com>
428 * config/alpha/linux.h, config/rs6000/linux.h, config/rs6000/linux64.h
429 (OPTION_GLIBC): Define.
431 2010-05-28 Jakub Jelinek <jakub@redhat.com>
434 * dwarf2out.c (double_int_type_size_in_bits): New function.
435 (round_up_to_align): Change first argument and return value to
437 (field_byte_offset): Work internally on double_ints.
440 * builtins.c (expand_movstr): Use a temporary pseudo instead
441 of target even when target is not NULL and not const0_rtx, but
442 fails movstr predicate.
443 * config/m32c/blkmov.md (movstr): Add predicate to first operand.
445 2010-05-28 Joseph Myers <joseph@codesourcery.com>
447 * final.c (rest_of_clean_state): Use %m in errors instead of
449 * gengtype.c (read_input_list, close_output_files): Use xstrerror
451 * toplev.c (process_options): Use %m in errors instead of strerror
453 * tree-dump.c (dump_begin): Use %m in errors instead of strerror
456 2010-05-28 Uros Bizjak <ubizjak@gmail.com>
458 * config/i386/i386.c (ix86_fn_abi_va_list): Make static.
459 (ix86_canonical_va_list_type): Make static. Add declaration.
460 (ix86_enum_va_list): Make static. Reindent.
461 * config/i386/i386-protos.h (ix86_fn_abi_va_list): Remove declaration.
462 (ix86_canonical_va_list_type): Ditto.
463 (ix86_enum_va_list): Ditto.
465 2010-05-28 Richard Guenther <rguenther@suse.de>
467 * lto-wrapper.c (run_gcc): With -save-temps generate a
468 user-visible ltrans filename. Fixup ltrans unit numbering.
470 2010-05-28 Kai Tietz <kai.tietz@onevision.com>
472 * c-common.c (c_common_nodes_and_builtins): Replace use
473 of TARGET_ENUM_VA_LIST by target hook enum_va_list.
474 * config/i386/i386.c (TARGET_ENUM_VA_LIST_P): Hook
475 to ix86_enum_va_list.
476 * config/i386/i386.h (TARGET_ENUM_VA_LIST): Removed.
477 * doc/tm.texi (TARGET_ENUM_VA_LIST): Removed.
478 (TARGET_ENUM_VA_LIST_P): Add hook description.
479 * target-def.h (TARGET_ENUM_VA_LIST_P): Added.
480 * target.h (gcc_target): Add enum_va_list hook.
483 * config/i386/t-cygming: Adjust header dependencies for winnt-cxx.c.
484 * config/i386/winnt-cxx.c (IN_GCC_FRONTEND): Remove undefine.
485 * config/i386/winnt.c (IN_GCC_FRONTEND): Likewise.
487 2010-05-28 Alan Modra <amodra@gmail.com>
490 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
491 emit_library_call machinery to set up __tls_get_addr calls.
493 2010-05-28 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
495 * config/s390/s390.md (movqi): Fix typo ('*' -> '#').
497 2010-05-28 Dodji Seketeli <dodji@redhat.com>
499 Revert fix for PR c++/44188
500 * c-common.c (is_typedef_decl): Revert the moving of this
502 * tree.c (is_typedef_decl): ... here.
503 (typdef_variant_p): Revert the moving of this definition
504 here from gcc/cp/tree.c.
505 * c-common.h (is_typedef_decl): Revert the moving of this
507 * tree.h (is_typedef_decl): ... here.
508 (typedef_variant_p): Revert the moving of this declaration here
509 from gcc/cp/cp-tree.h
510 * dwarf2out.c (is_naming_typedef_decl): Revert this new function.
511 (gen_tagged_type_die): Revert the splitting out of ...
512 (gen_type_die_with_usage): ... this function. Revert the anonymous
513 tagged type handling.
514 (gen_typedef_die): Revert emitting DW_TAG_typedef for
515 typedefs naming anonymous tagged types.
517 2010-05-28 Segher Boessenkool <segher@kernel.crashing.org>
519 * config/rs6000/rs6000-modes.def (PSImode): Delete.
521 2010-05-28 Segher Boessenkool <segher@kernel.crashing.org>
523 * config/rs6000/constraints.md ("z" constraint): Change to CA_REGS.
524 * config/rs6000/predicates.md: Change XER_REGNO_P to CA_REGNO_P
526 * config/rs6000/rs6000.c (rs6000_reg_names, alt_reg_names): Change
528 Change XER_REGNO_P to CA_REGNO_P, XER_REGNO to CA_REGNO, and
529 XER_REGS to CA_REGS throughout.
530 * config/rs6000/rs6000.h: Same.
531 (ADDITIONAL_REGISTER_NAMES): Add "xer".
532 * config/rs6000/rs6000.md: Change XER_REGNO to CA_REGNO. Document
533 that mode_iterator "P" is the size for arithmetic carries as well.
534 * doc/md.texi (rs6000 section, "z" constraint): Fix documentation.
536 2010-05-28 Jakub Jelinek <jakub@redhat.com>
539 * combine.c (struct rtx_subst_pair): Define unconditionally.
540 (propagate_for_debug_subst): Likewise. If not AUTO_INC_DEC,
541 copy_rtx pair->to instead of cleanup_auto_inc_dec it.
542 Call make_compound_operation on pair->to.
543 (propagate_for_debug): Don't call make_compound_operation here.
544 Always use simplify_replace_fn_rtx.
546 2010-05-27 Sterling Augustine <sterling@tensilica.com>
548 * doc/invoke.texi (xtensa options): Add -mforce-no-pic.
549 * config/xtensa/xtensa.c (override_options): Check
550 TARGET_FORCE_NO_PIC and set flag_pic.
551 * config/xtensa/xtensa.opt: Document -mforce-no-pic
553 2010-05-27 Kai Tietz <kai.tietz@onevision.com>
556 * config/i386/winnt.c (IN_GCC_FRONTEND): Undefine.
557 * config/i386/winnt-cxx.c (IN_GCC_FRONTEND): Likewise.
559 2010-05-27 Joseph Myers <joseph@codesourcery.com>
561 * diagnostic-core.h: New. Contents moved from diagnostic.h and
563 * diagnostic.c: Don't include toplev.h.
564 (progname): Define. Moved from toplev.c.
565 (seen_error): New function.
566 * diagnostic.h: Include diagnostic-core.h.
567 (diagnostic_t, emit_diagnostic): Don't declare here.
568 * toplev.c (progname): Move to toplev.c.
569 (emit_debug_global_declarations, compile_file, finalize,
570 do_compile, toplev_main): Use seen_error.
571 * toplev.h: Include diagnostic-core.h.
572 (trim_filename, GCC_DIAG_STYLE, ATTRIBUTE_GCC_DIAG,
573 internal_error, warning, warning_at, error, error_n, error_at,
574 fatal_error, pedwarn, permerror, sorry, inform, inform_n,
575 verbatim, fnotice, progname): Move to diagnostic-core.h.
576 * builtins.c: Include diagnostic-core.h instead of diagnostic.h.
577 (expand_builtin_expect): Use seen_error.
578 * c-decl.c: Include diagnostic-core.h instead of diagnostic.h.
579 (c_make_fname_decl, c_write_global_declarations): Use seen_error.
580 * c-format.c: Include diagnostic-core.h instead of diagnostic.h.
581 * c-gimplify.c: Include diagnostic-core.h instead of diagnostic.h.
582 * c-lang.c: Include diagnostic-core.h instead of diagnostic.h.
583 * c-lex.c (c_lex_with_flags, interpret_float): Don't increment
584 errorcount for errors.
585 * c-opts.c (c_common_finish): Use seen_error.
586 * cgraph.c: Include diagnostic-core.h instead of diagnostic.h.
587 * cgraphunit.c (verify_cgraph_node, verify_cgraph,
588 cgraph_output_pending_asms, cgraph_optimize): Use seen_error.
589 * coverage.c: Include diagnostic-core.h instead of diagnostic.h.
590 (get_coverage_counts): Use seen_error.
591 * dwarf2out.c (dwarf2out_finish): Use seen_error.
592 * gimplify.c (gimplify_var_or_parm_decl, gimple_push_cleanup,
593 gimplify_body): Use seen_error.
594 * ipa-inline.c (cgraph_early_inlining): Use seen_error.
595 * ipa-pure-const.c (gate_pure_const): Use seen_error.
596 * ipa-reference.c (gate_reference): Use seen_error.
597 * jump.c: Include diagnostic-core.h instead of diagnostic.h.
598 * lambda-code.c: Include diagnostic-core.h instead of
600 * lto-cgraph.c: Include diagnostic-core.h instead of diagnostic.h.
601 * lto-compress.c: Include diagnostic-core.h instead of
603 * lto-section-in.c: Include diagnostic-core.h instead of
605 * lto-streamer-out.c: Include diagnostic-core.h instead of
607 * lto-streamer.c: Include diagnostic-core.h instead of
609 (gate_lto_out): Use seen_error.
610 * matrix-reorg.c: Include diagnostic-core.h instead of
612 * omega.c: Include diagnostic-core.h instead of diagnostic.h.
613 * omp-low.c: Include diagnostic-core.h instead of diagnostic.h.
614 (gate_expand_omp, lower_omp_1): Use seen_error.
615 * passes.c: Include diagnostic-core.h instead of diagnostic.h.
616 (rest_of_decl_compilation, rest_of_type_compilation,
617 gate_rest_of_compilation, ipa_write_summaries): Use seen_error.
618 * tree-cfg.c (label_to_block_fn): Use seen_error.
619 * tree-inline.c (optimize_inline_calls): Use seen_error.
620 * tree-mudflap.c (mudflap_finish_file): Use
622 * tree-optimize.c (gate_all_optimizations,
623 gate_all_early_local_passes, gate_all_early_optimizations): Use
625 * tree-ssa-structalias.c (gate_ipa_pta): Use seen_error.
626 * varpool.c: Include diagnostic-core.h instead of diagnostic.h.
627 (varpool_remove_unreferenced_decls,
628 varpool_assemble_pending_decls): Use seen_error.
629 * Makefile.in (DIAGNOSTIC_CORE_H): Define.
630 (TOPLEV_H, DIAGNOSTIC_H): Update.
631 (c-decl.o, c-lang.o, c-format.o, lto-compress.o, lto-cgraph.o,
632 lto-streamer-out.o, lto-section-in.o, lto-streamer.o,
633 c-gimplify.o, omp-low.o, omega.o, diagnostic.o, passes.o,
634 builtins.o, jump.o, cgraph.o, varpool.o, matrix-reorg.o,
635 coverage.o, lambda-code.o): Update dependencies.
637 2010-05-25 Dodji Seketeli <dodji@redhat.com>
640 * c-common.c (is_typedef_decl): Move this definition ...
641 * tree.c (is_typedef_decl): ... here.
642 (typdef_variant_p): Move definition here from gcc/cp/tree.c.
643 * c-common.h (is_typedef_decl): Move this declaration ...
644 * tree.h (is_typedef_decl): ... here.
645 (typedef_variant_p): Move declaration here from gcc/cp/cp-tree.h
646 * dwarf2out.c (is_naming_typedef_decl): New function.
647 (gen_tagged_type_die): Split out of ...
648 (gen_type_die_with_usage): ... this function. When an anonymous
649 tagged type is named by a typedef, make sure a DW_TAG_typedef DIE
650 is emitted for the typedef.
651 (gen_typedef_die): Emit DW_TAG_typedef also for typedefs naming
652 anonymous tagged types.
654 2010-05-27 Jason Merrill <jason@redhat.com>
656 * print-tree.c (debug_vec_tree): New fn.
657 (print_vec_tree): New fn.
658 * tree.h: Declare them.
659 * gdbinit.in (pvt): New command.
661 * print-tree.c (print_node) [TREE_VEC]: Print elements normally.
663 * gdbinit.in (pdd): New command.
665 2010-05-27 Jan Hubicka <jh@suse.cz>
667 * ipa-inline.c (cgraph_estimate_size_after_inlining): Make inline.
668 (update_caller_keys): Return early if there are no callers;
669 only update fibheap when decresing the key.
670 (update_callee_keys): Avoid recursion.
671 (decide_inlining_of_small_functions): When badness does not match;
672 re-insert into fibheap.
674 2010-05-27 Steven Bosscher <steven@gcc.gnu.org>
676 * Makefile.in (ALL_CFLAGS): Add file-specific CFLAGS.
677 (ALL_HOST_FRONTEND_OBJS): New, for all front-end specific objects.
678 (ALL_HOST_BACKEND_OBJS): New, for all backend and target objects.
679 (ALL_HOST_OBJS): Now a union of the above two.
680 <section "Language makefile fragments">: Add -DIN_GCC_FRONTEND for
681 all files in ALL_HOST_FRONTEND_OBJS.
682 * system.h: Poison GCC_RTL_H if IN_GCC_FRONTEND is defined.
684 * c-common.c: Pretend to be a backend file by undefining
685 IN_GCC_FRONTEND (still need rtl.h here).
687 2010-05-27 Jan Hubicka <jh@suse.cz>
689 * cgraph.h (struct cgraph_node): Mark former_clone_of by GTY ((skip)).
690 * cgraphunit.c (clone_of_p): Compile only when checking is enabled.
692 2010-05-27 Jan Hubicka <jh@suse.cz>
694 * sched-ebb.c: Rename struct deps to struct deps_desc.
696 * sel-sched-ir.c: Likewise.
697 * sched-deps.c: Likewise.
698 * sched-int.h: Likewise.
699 * sched-rgn.c: Likewise.
701 2010-05-27 Jon Beniston <jon@beniston.com>
704 * config/lm32/lm32.h: Remove definition of
705 GO_IF_MODE_DEPENDENT_ADDRESS. Update copyright year.
707 2010-05-27 Eric Botcazou <ebotcazou@adacore.com>
710 * dwarf2out.c (dwarf2out_begin_prologue): Fix nits in sorry message.
712 2010-05-27 Richard Guenther <rguenther@suse.de>
714 PR tree-optimization/44284
715 * tree-vect-stmts.c (vectorizable_assignment): Handle
716 sign-changing conversions as simple copy.
718 2010-05-27 Maxim Kuvyrkov <maxim@codesourcery.com>
720 * gthr-posix.h (pthread_cancel): Don't declare if compiling against
722 (__gthread_active_p): Check for pthread_create if compiling against
725 2010-05-27 Maxim Kuvyrkov <maxim@codesourcery.com>
727 Support compilation for Android platform. Reimplement -mandroid.
729 * config.gcc (*linux*): Include linux-android.h and linux-android.opt.
730 (*android*): Set ANDROID_DEFAULT.
731 (arm*-*-linux*): Include linux-android.h.
732 (arm*-*-eabi*): Don't include previous -mandroid implementation.
733 * config/arm/eabi.h: Remove, move Android-specific parts ...
734 * config/linux-android.h: ... here. New file.
735 * config/arm/eabi.opt: Rename to ...
736 * config/linux-android.opt: ... this.
737 (mandroid): Allow -mno-android option. Initialize based on
739 * config/linux.h (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC, LIB_SPEC):
740 Move logic to corresponding LINUX_TARGET_* macros.
741 (TARGET_OS_CPP_BUILTINS): Define __ANDROID__, when appropriate.
742 * config/linux-eabi.h (LINK_SPEC, CC1_SPEC, CC1PLUS_SPEC, LIB_SPEC,)
743 (STARTFILE_SPEC, ENDFILE_SPEC): Define to choose between Linux and
745 (LINUX_TARGET_OS_CPP_BUILTINS): Define __ANDROID__ if TARGET_ANDROID.
746 * doc/invoke.texi (-mandroid, -tno-android-cc, -tno-android-ld):
749 2010-05-27 Maxim Kuvyrkov <maxim@codesourcery.com>
751 Add support for Bionic C library
753 * config.gcc (LIBC_GLIBC, LIBC_BIONIC, LIBC_UCLIBC): New tm_define
755 (DEFAULT_LIBC): New tm_define macro set to one of LIBC_*.
756 (bfin*-uclinux, moxie-*-uclinux*, m68k-*-uclinux*): Update.
758 * config/linux.h (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC): Define.
759 (LINUX_TARGET_OS_CPP_BUILTINS): Define __gnu_linux__ only for GLIBC.
760 (CHOOSE_DYNAMIC_LINKER1, CHOOSE_DYNAMIC_LINKER): Make it easier
761 to support multiple C libraries. Handle Bionic.
762 (BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,)
763 (BIONIC_DYNAMIC_LINKER64): Define.
764 (LINUX_DYNAMIC_LINKER, LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64):
766 (TARGET_HAS_SINCOS): Enable for Bionic.
768 * config/linux.opt: Rewrite to handle more than 2 C libraries. Make
769 the last option specified on command line take effect.
770 (linux_uclibc): Rename to linux_libc, initialize using DEFAULT_LIBC.
772 (mglibc, muclibc): Update.
774 * config/alpha/linux-elf.h, config/rs6000/linux64.h,
775 * config/rs6000/sysv4.h (CHOOSE_DYNAMIC_LINKER): Update to use
778 * doc/invoke.texi (-mglibc, -muclibc): Update.
779 (-mbionic): Document.
781 2010-05-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
783 * c-common.h (c_register_addr_space): Add prototype.
784 (ADDR_SPACE_KEYWORD): Remove.
785 * c-common.c (c_register_addr_space): New function.
786 (c_addr_space_name): Reimplement.
787 (c_common_reswords): Do not include TARGET_ADDR_SPACE_KEYWORDS.
789 * config/spu/spu.h (TARGET_ADDR_SPACE_KEYWORDS): Remove.
790 (REGISTER_TARGET_PRAGMAS): Call c_register_addr_space.
792 * doc/tm.texi (Named Address Spaces): Mention c_register_addr_space.
793 Remove TARGET_ADDR_SPACE_KEYWORDS.
795 2010-05-27 Joseph Myers <joseph@codesourcery.com>
798 * input.h (main_input_filename): Move declaration to toplev.h.
799 * toplev.c (input_location, line_table): Move to input.c
800 * toplev.h (main_input_filename): Move declaration from input.h.
801 * tree.c (expand_location): Move to input.c.
802 * Makefile.in (OBJS-common): Add input.o.
803 (input.o): Add dependencies.
805 2010-05-27 Richard Guenther <rguenther@suse.de>
807 * lto-wrapper.c (maybe_unlink_file): Ignore unlink failure
808 for non-existant files.
809 (fork_execute): Mark args_name file as deleted.
811 2010-05-27 Kai Tietz <kai.tietz@onevision.com>
814 * c-lex.c (narrowest_unsigned_type): Check for NULL_TREE.
815 (narrow_signed_type): Likewise.
817 2010-05-26 Jan Hubicka <jh@suse.cz>
819 * cgraphunit.c (verify_cgraph_node): Do checking that DECL match
820 edge only when checking is enabled; check using former_clone_of;
821 check inline clones too.
822 (cgraph_materialize_clone): Record former_clone_of pointer.
823 (cgraph_redirect_edge_call_stmt_to_callee): Assert that we are not
824 combining redirections; dump args_to_skip bitmap
825 (cgraph_materialize_all_clones): Do no redirection here.
826 * ipa-inline.c (inline_transform): Do redirection here.
827 * cgraph.h (struct cgraph_node): Add former_clone_of filed (enabled
830 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
832 * config/avr/avr-c.c: Do not include regs.h.
833 Include cpplib.h for cpp_define and tree.h for c-common.h.
834 * config/avr/avr-devices.c (avr_mcu_types): Fix initializer.
835 * config/avr/t-avr: Fix dependencies for avr-c.o.
837 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
839 * explow.c (set_stack_check_libfunc): Adjust to accept name as a
840 string instead of SYMBOL_REF rtx.
841 * rtl.h (set_stack_check_libfunc): Move prototype from here...
842 * libfuncs.h: ...to here. Adjust for explow.c change.
844 2010-05-26 Joseph Myers <joseph@codesourcery.com>
846 * pretty-print.c: Don't include ggc.h.
847 (identifier_to_locale_alloc, identifier_to_locale_free): Define.
848 (identifier_to_locale): Use them for allocation.
849 * pretty-print.h (identifier_to_locale_alloc,
850 identifier_to_locale_free): Declare.
851 * toplev.c (alloc_for_identifier_to_locale): New.
852 (general_init): Set identifier_to_locale_alloc and
853 identifier_to_locale_free.
854 * Makefile.in (pretty-print.o): Update dependencies.
856 2010-05-26 Eric Botcazou <ebotcazou@adacore.com>
858 * gimple.c (gimple_types_compatible_p): Return 0 for aggregate and
859 pointer types if they have different alignment or mode.
861 2010-05-26 Anatoly Sokolov <aesok@post.ru>
863 * config/sparc/sparc.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
864 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
865 * config/sparc/sparc-protos.h (function_value): Remove declaration.
866 * config/sparc/sparc.c (sparc_function_value, sparc_libcall_value,
867 sparc_function_value_regno_p): New functions.
868 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
869 TARGET_FUNCTION_VALUE_REGNO_P): Define.
870 (function_value): Rename to...
871 (sparc_function_value_1): ... this. Make static. Change 'incoming_p'
872 argument to 'outgoing'.
873 (function_arg_record_value, function_arg_union_value,
874 function_arg_vector_value): Update comment.
876 2010-05-26 Eric Botcazou <ebotcazou@adacore.com>
878 * dwarf2out.c (struct dw_fde_struct): Reorder flags.
879 (fde_needed_for_eh_p): New predicate.
880 (output_call_frame_info): Use it throughout to decide whether FDEs
881 are needed for EH purpose.
882 (dwarf2out_begin_prologue): Reorder assignments.
884 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
886 * tree-if-conv.c (if_convertible_gimple_assign_stmt_p): Do not
887 special case loop->header.
888 (is_predicated): New.
889 (if_convertible_loop_p): Call it.
891 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
893 * tree-if-conv.c (add_to_dst_predicate_list): Do not pass a statemet
894 iterator in parameter. Do not generate code during the analysis.
895 (tree_if_convert_cond_stmt): Removed.
896 (tree_if_convert_stmt): Removed.
897 (predicate_bbs): New.
898 (if_convertible_loop_p): Call predicate_bbs.
899 (tree_if_conversion): Simplify the top-level logic as predicate_bbs
900 now contains all the analysis part.
902 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
904 * tree-if-conv.c (tree_if_convert_cond_stmt): Do not remove
905 statements in the analysis part.
906 (tree_if_convert_stmt): Update comment.
907 (remove_conditions_and_labels): New.
908 (combine_blocks): Call remove_conditions_and_labels.
909 (tree_if_conversion): Update comment.
911 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
913 * tree-if-conv.c (if_convertible_bb_p): Don't handle BBs with more
914 than 2 predecessors or more than 2 successors.
916 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
918 * tree-if-conv.c (if_convertible_loop_p): Avoid if-conversion
919 of loops in which the data dependence analysis fails.
921 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
923 * tree-if-conv.c (if_convertible_loop_p): Do not compute/free
925 (tree_if_conversion): Same.
927 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
929 * tree-if-conv.c (tree_if_conversion): Do not return a bool.
931 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
933 * tree-if-conv.c: Update copyright years. Fix comments.
936 2010-05-26 Kai Tietz <kai.tietz@onevision.com>
938 * builtin-types.def (BT_INT128): New primitive type.
939 (BT_UINT128): Likewise.
940 * c-common.c (c_common_r): Add __int128 keyword.
941 (c_common_type_for_size): Handle __int128.
942 (c_common_type_for_mode): Likewise.
943 (c_common_signed_or_unsigned_type): Likewise.
944 (c_common_nodes_and_builtins): Add builtin type
945 if target supports 128-bit integer scalar.
946 * c-common.h (enum rid): Add RID_INT128.
947 * c-cppbuiltin.c (c_cpp_builtins): Define __SIZEOF_INT128__
948 if target supports 128-bit integer scalar.
949 * c-decl.c (declspecs_add_type): Handle new keyword __int128.
950 (finish_declspecs): Likewise.
951 * c-parser.c (c_token_starts_typename): Handle RID_INT128.
952 (c_token_starts_declspecs): Likewise.
953 (c_parser_declspecs): Likewise.
954 (c_parser_attributes): Likewise.
955 (c_parser_objc_selector): Likewise.
956 * c-pretty-print.c (pp_c_integer_constant): Handle __int128.
957 * c-tree.h (enum c_typespec_keyword): Add cts_int128.
958 * gimple.c (gimple_signed_or_unsigned_type): Handle int128 types.
959 * tree.c (make_or_reuse_type): Likewise.
960 (make_unsigned_type): Likewise.
961 (build_common_tree_nodes_2): Likewise.
962 * tree.h (enum integer_type_kind): Add itk_int128 and
964 (int128_integer_type_node): New define.
965 (int128_unsigned_type_node): New define.
966 * doc/extend.texi: Add documentation about __int128 type.
968 2010-05-26 Richard Guenther <rguenther@suse.de>
970 * tree-ssa-sccvn.c (copy_nary): Adjust.
971 (copy_phis): Rename to ...
972 (copy_phi): ... this. Adjust.
973 (copy_references): Rename to ...
974 (copy_reference): ... this. Adjust.
975 (process_scc): Use HTAB_FOR_EACH_ELEMENT to insert the
976 result into the valid table.
978 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
980 * config/spu/spu-c.c: Do not include function.h, rtl.h, expr.h,
981 insn-config.h, insn-codes.h, recog.h, and optabs.h.
983 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
985 * ggc.h (ggc_min_expand_heuristic, ggc_min_heapsize_heuristic): Remove.
987 2010-05-26 Richard Guenther <rguenther@suse.de>
989 * opts.c (common_handle_option): Handle OPT_Ofast.
991 2010-05-26 Joseph Myers <joseph@codesourcery.com>
993 * diagnostic.c: Don't include opts.h.
994 (permissive_error_option): Define.
995 (diagnostic_initialize): Take n_opts parameter. Allocate memory
996 for classify_diagnostic. Don't use memset for
997 classify_diagnostic. Initialize new and recently added fields.
998 (diagnostic_classify_diagnostic): Use context->n_opts instead of
1000 (diagnostic_report_diagnostic): Pass context parameter to
1001 diagnostic_report_warnings_p. Use option_enabled and option_name
1003 (emit_diagnostic): Use permissive_error_option.
1004 (permerror): Likewise.
1005 * diagnostic.h: Don't include options.h.
1006 (struct diagnostic_context): Add n_opts, opt_permissive,
1007 inhibit_warnings, warn_system_headers, option_enabled and
1008 option_name fields. Change classify_diagnostic to a pointer.
1009 * opts-diagnostic.h: New file.
1010 * opts.c: Include opts-diagnostic.h.
1011 (common_handle_option): Set global_dc fields for -Wfatal-errors,
1012 -Wsystem-headers, -fshow-column, -pedantic-errors and -w.
1013 (option_name): New function.
1014 * c-opts.c (c_common_init_options): Set global_dc->opt_permissive.
1015 (c_common_handle_option): Set global_dc->permissive for
1017 * c-common.c (c_cpp_error): Save and restore
1018 global_dc->warn_system_headers, not variable warn_system_headers.
1019 * toplev.c: Include opts-diagnostic.h.
1020 (general_init): Update call to diagnostic_initialize. Set
1021 global_dc->show_column, global_dc->option_enabled and
1022 global_dc->option_name.
1023 (process_options): Don't set global_dc fields here.
1024 * Makefile.in (DIAGNOSTIC_H): Remove options.h.
1025 (diagnostic.o, opts.o, toplev.o): Update dependencies.
1027 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1029 * config/picochip/picochip.md (movsi): Split a movsi from a
1032 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1034 * ggc-zone.c: Update copyright year.
1035 (poison_region): Mark memory for Valgrind as undefined before
1036 memset () call and inaccessible afterwards.
1037 (ggc_pch_total_size): Change type of i to int.
1039 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1041 * ggc-common.c (ggc_free_overhead): Allow empty slot.
1043 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1045 * ggc-common.c: Update copyright year.
1046 (ggc_rlimit_bound): Remove prototype. Compile only if
1047 !ENABLE_GC_CHECKING && !ENABLE_GC_ALWAYS_COLLECT.
1048 (ggc_min_heapsize_heuristic): Compile only if !ENABLE_GC_CHECKING
1049 && !ENABLE_GC_ALWAYS_COLLECT. Make static.
1050 (ggc_min_heapsize_heuristic): Likewise.
1052 2010-05-26 Richard Guenther <rguenther@suse.de>
1054 PR rtl-optimization/44164
1055 * tree-ssa-alias.c (aliasing_component_refs_p): Fix the
1056 no-common access-path disambiguation.
1057 (indirect_ref_may_alias_decl_p): Adjust.
1058 (indirect_refs_may_alias_p): Likewise.
1059 (refs_may_alias_p_1): Likewise.
1061 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
1063 * c-typeck.c: Do not include expr.h.
1065 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
1067 * rtl.h (decl_default_tls_model): Move prototype from here...
1068 * output.h: ...to here.
1069 * c-decl.c: Do not include rtl.h.
1070 * c-pragma.c: Likewise.
1071 * c-parser.c: Likewise.
1072 * c-gimplify.c: Likewise. And also not hard-reg-set.
1073 * c-common.c: Do not include rtl.h. Include tm_p.h and add a
1074 FIXME note for it. Add a FIXME note for expr.h.
1075 * config/i386/i386-protos.h (ix86_enum_va_list, ix86_fn_abi_va_list,
1076 ix86_canonical_va_list_type): Make visible even if RTX_CODE is not
1079 2010-05-26 Jakub Jelinek <jakub@redhat.com>
1082 * config/rs6000/rs6000.c (rs6000_emit_epilogue): If cfun->calls_alloca
1083 or total_size is larger than red zone size for non-V4 ABI, emit a
1084 stack_tie resp. frame_tie insn before stack pointer restore.
1085 * config/rs6000/rs6000.md (frame_tie): New insn.
1087 2010-05-25 Eric Botcazou <ebotcazou@adacore.com>
1089 * function.h (struct function): Add can_throw_non_call_exceptions bit.
1090 * lto-streamer-in.c (input_function): Stream it in.
1091 * lto-streamer-out.c (output_function): Stream it out.
1092 * function.c (allocate_struct_function): Set it.
1093 (expand_function_end): Substitute cfun->can_throw_non_call_exceptions
1094 for flag_non_call_exceptions.
1095 * cfgbuild.c (control_flow_insn_p): Likewise.
1096 (make_edges): Likewise.
1097 * cfgexpand.c (expand_stack_alignment): Likewise.
1098 * combine.c (distribute_notes): Likewise.
1099 * cse.c (cse_extended_basic_block): Likewise.
1100 * except.c (insn_could_throw_p): Likewise.
1101 * gcse.c (simple_mem): Likewise.
1102 * ipa-pure-const.c (check_call): Likewise.
1103 (check_stmt ): Likewise.
1104 * lower-subreg.c (lower-subreg.c): Likewise.
1105 * optabs.c (emit_libcall_block): Likewise.
1106 (prepare_cmp_insn): Likewise.
1107 * postreload-gcse.c (eliminate_partially_redundant_loads): Likewise.
1108 * postreload.c (rest_of_handle_postreload): Likewise.
1109 * reload1.c (reload_as_needed): Likewise.
1110 (emit_input_reload_insns): Likewise.
1111 (emit_output_reload_insns): Likewise.
1112 (fixup_abnormal_edges): Likewise.
1113 * sel-sched-ir.c (init_global_and_expr_for_insn): Likewise.
1114 * store-motion.c (find_moveable_store): Likewise.
1115 * tree-eh.c (stmt_could_throw_p): Likewise.
1116 (tree_could_throw_p): Likewise.
1117 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1118 * config/arm/arm.c (arm_expand_prologue): Likewise.
1119 (thumb1_expand_prologue): Likewise.
1120 * config/rx/rx.md (cbranchsf4): Likewise.
1122 * config/s390/s390.c (s390_emit_prologue): Likewise.
1123 * tree-inline.c (initialize_cfun): Copy can_throw_non_call_exceptions.
1124 (inline_forbidden_into_p): New predicate.
1125 (expand_call_inline): Use it to forbid inlining.
1126 (tree_can_inline_p): Likewise.
1128 2010-05-25 Steven Bosscher <steven@gcc.gnu.org>
1130 * config/i386/i386-c.c: Do not include rtl.h.
1131 * config/i386/t-i386: Update dependencies.
1133 2010-05-25 Steven Bosscher <steven@gcc.gnu.org>
1135 * attribs.c: Do not include rtl.h.
1136 * Makefile.in: Update dependencies.
1138 2010-05-25 Anatoly Sokolov <aesok@post.ru>
1140 * double-int.h (double_int_and): New.
1141 * combine.c (try_combine): Clean up, use double_int_* and
1142 immed_double_int_const functions.
1144 2010-05-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1146 * configure.ac (gcc_cv_as_ld_jalr_reloc): Redirect grep stdout,
1147 stderr to /dev/null instead of grep -q.
1148 * configure: Regenerate.
1150 2010-05-25 Steven Bosscher <steven@gcc.gnu.org>
1152 * Makefile.in (EXCEPT_H): Fix typo.
1154 2010-05-25 Vladimir Makarov <vmakarov@redhat.com>
1156 * ira-build.c (update_conflict_hard_reg_costs): New.
1157 (ira_build): Call update_conflict_hard_reg_costs.
1159 2010-05-25 Jakub Jelinek <jakub@redhat.com>
1162 * var-tracking.c (find_loc_in_1pdv): Guard asserts with
1164 (intersect_loc_chains): Walk the s2var's loc_chain together
1165 with s1node chain as long as the locations are equal, don't
1166 call find_loc_in_1pdv in that case.
1169 * tree-inline.c (remap_decls): Remap DECL_VALUE_EXPR here...
1170 (copy_bind_expr): ... instead of here.
1171 (copy_tree_body_r): If id->remapping_type_depth clear TREE_BLOCK
1172 if the block hasn't been remapped.
1173 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): When
1174 emitting concrete instance of abstract VLA, add DW_AT_type attribute.
1176 2010-05-25 Richard Guenther <rguenther@suse.de>
1179 * gimple-fold.c (maybe_fold_stmt_addition): Avoid generating
1180 out-of-bounds array accesses.
1182 2010-05-25 Richard Guenther <rguenther@suse.de>
1184 * lto-wrapper.c (nr, input_names, output_names, makefile): Globalize.
1185 (lto_wrapper_exit): Unlink all LTRANS temporary files on error.
1186 (run_gcc): Re-organize to make cleanup easier.
1188 2010-05-25 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1190 * config/s390/s390.c (optimization_options): Fix and move the
1191 flag_prefetch_loop_arrays override ...
1192 (override_options): ... here.
1194 2010-05-25 Joseph Myers <joseph@codesourcery.com>
1196 * diagnostic.c: Don't include plugin.h.
1197 (diagnostic_report_diagnostic): Don't handle plugins specially
1198 here. Pass context to internal_error callback.
1199 * diagnostic.h (struct diagnostic_context): Add context parameter
1200 to internal_error callback.
1201 * plugin.c (warn_if_plugins, plugins_internal_error_function): New.
1202 * plugin.h (struct diagnostic_context): Declare.
1203 (warn_if_plugins, plugins_internal_error_function): Declare.
1204 * toplev.c (general_init): Set global_dc->internal_error.
1205 * Makefile.in (diagnostic.o): Update dependencies.
1207 2010-05-25 Iain Sandoe <iains@gcc.gnu.org>
1209 * config/rs6000/darwin64.h: Update DARWIN_ARCH_SPEC.
1210 * config/rs6000/t-darwin64: New.
1211 * config.gcc (powerpc64-*-darwin*): Use darwin.opts, t-darwin64,
1214 2010-05-25 Christian Borntraeger <borntraeger@de.ibm.com>
1217 * tree-ssa-loop-prefetch.c: Fix logic for step calculation to
1218 match the original (and intended) behaviour before r159557. This
1219 changeset changed a=a+b*c to a=(a+b)*b which was obviously wrong
1222 2010-05-25 Richard Guenther <rguenther@suse.de>
1224 * doc/invoke.texi: Document -Ofast.
1225 * target.h (struct gcc_target): Add handle_ofast.
1226 * target-def.h (TARGET_HANDLE_OFAST): Add.
1227 (TARGET_INITIALIZER): Adjust.
1228 * opts.c (decode_options): Handle -Ofast. Enable -ffast-math with it.
1229 * common.opt (Ofast): Add.
1231 2010-05-25 Paolo Bonzini <bonzini@gnu.org>
1233 * doc/tm.texi (STORE_FLAG_VALUE): Do not refer to sCC patterns.
1234 * doc/md.texi (cstoreXX4): Update for cond-optab changes.
1236 2010-05-25 Paolo Bonzini <bonzini@gnu.org>
1239 * optabs.c (prepare_float_lib_cmp): Allow reversing the comparison
1240 even if !FLOAT_LIB_COMPARE_RETURNS_BOOL. Always compute true_rtx and
1241 false_rtx. Use false_rtx to compute the correct *ptest for reversed
1242 comparisons for which !FLOAT_LIB_COMPARE_RETURNS_BOOL.
1244 2010-05-25 Jakub Jelinek <jakub@redhat.com>
1246 * dwarf2out.c (loc_descr_plus_const): When offset is negative, use
1247 DW_OP_minus with negated offset instead of DW_OP_plus.
1248 (loc_list_from_tree): Don't test whether second operand is INTEGER_CST.
1250 2010-05-25 Wei Guozhi <carrot@google.com>
1252 * config/arm/thumb2.md (thumb2_tlobits_cbranch): Add constraint to
1253 tst instruction and a new alternative.
1254 * config/arm/constraints.md (Pu): New constraint.
1256 2010-05-24 Sebastian Pop <sebastian.pop@amd.com>
1258 * function.c (assign_stack_local_1): Initialize variable
1259 to avoid warning when bootstrapping at -O3.
1261 2010-05-24 Steven Bosscher <steven@gcc.gnu.org>
1263 * configure.ac (all_lang_makefiles): Remove everything related to it.
1264 * configure: Regenerate.
1265 * Makefile.in: Fix reference to ada Make-lang.in.
1266 Remove support for LANG_MAKEFILES.
1268 2010-05-24 Daniel Jacobowitz <dan@codesourcery.com>
1269 Sandra Loosemore <sandra@codesourcery.com>
1271 * config/arm/neon-testgen.ml: Use dg-add-options arm_neon.
1272 * doc/sourcebuild.texi (Effective-Target Keywords): Update arm_neon_ok
1273 description. Add arm_neon_fp16_ok.
1274 (Add Options): Add arm_neon and arm_neon_fp16.
1276 2010-05-24 Joseph Myers <joseph@codesourcery.com>
1278 * diagnostic.c: Don't include flags.h.
1279 (pedantic_warning_kind, permissive_error_kind): Take diagnostic
1280 context parameters. Check flags in the context passed as a parameter.
1281 (diagnostic_build_prefix): Add context parameter. Check
1282 show_column flag in context.
1283 (diagnostic_action_after_output): Check fatal_errors flag in context.
1284 (diagnostic_report_current_module): Check show_column flag in context.
1285 (default_diagnostic_starter): Update call to
1286 diagnostic_build_prefix.
1287 (diagnostic_report_diagnostic): Pass context to pedantic_warning_kind.
1288 (emit_diagnostic): Pass context to permissive_error_kind.
1289 (permerror): Pass context to permissive_error_kind.
1290 * diagnostic.h (struct diagnostic_context): Add show_column,
1291 pedantic_errors, permissive and fatal_errors fields.
1292 (diagnostic_build_prefix): Update prototype.
1294 * toplev.c (process_options): Set flags in global_dc from
1295 flag_show_column, flag_pedantic_errors, flag_permissive,
1297 * tree-diagnostic.c (default_tree_diagnostic_starter): Update call
1298 to diagnostic_build_prefix.
1299 * Makefile.in (diagnostic.o): Update dependencies.
1301 2010-05-24 H.J. Lu <hongjiu.lu@intel.com>
1303 * config/i386/ia32intrin.h (__crc32q): Define only if
1304 __SSE4_2__ is defined.
1306 2010-05-24 Iain Sandoe <iains@gcc.gnu.org>
1310 * varasm.c (get_emutls_init_templ_addr): Copy DECL_PRESERVE_P,
1311 DECL_VISIBILITY_SPECIFIED.
1312 (emutls_decl): Set DECL_PRESERVE_P and copy
1313 DECL_VISIBILITY_SPECIFIED, DECL_RESTRICTED_P.
1314 (emutls_finalize_control_var): New callback.
1315 (emutls_finish): Finalize emutls control variables.
1316 * toplev.c (compile_file): Move the call to emutls_finish ()
1317 before varpool_assemble_pending_decls ().
1319 2010-05-24 Daniel Gutson <dgutson@codesourcery.com>
1321 * config/arm/lib1funcs.asm (__ARM_ARCH__): __ARM_ARCH_7EM__
1322 added to the preprocessor condition.
1324 2010-05-24 Paul Brook <paul@codesourcery.com>
1326 * gengtype-lex.l: Add HARD_REG_SET.
1327 * expr.c (expand_expr_real_1): Record writes to hard registers.
1328 * function.c (rtl_data): Add asm_clobbers.
1329 * ira.c (compute_regs_asm_clobbered): Use crtl->asm_clobbers.
1330 (ira_setup_eliminable_regset): Remove regs_asm_clobbered.
1331 Use crtl->asm_clobbers.
1333 2010-05-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1335 * doc/makefile.texi (Makefile): Mention stages 'profile'
1336 and 'feedback' for profiledbootstrap.
1338 2010-05-23 H.J. Lu <hongjiu.lu@intel.com>
1341 * config/i386/i386.c (def_builtin): Properly check
1342 OPTION_MASK_ISA_64BIT.
1344 2010-05-23 Joseph Myers <joseph@codesourcery.com>
1346 * c-decl.c (diagnose_mismatched_decls): Give error for duplicate
1347 typedefs with different but compatible types. Allow duplicate
1348 typedefs with the same type except for pedantic non-C1X, but give
1349 warning for variably modified types.
1350 * c-typeck.c (tagged_types_tu_compatible_p,
1351 function_types_compatible_p, type_lists_compatible_p,
1352 comptypes_internal): Add parameter different_types_p; set
1353 *different_types_p for different but compatible types. All
1355 (comptypes_check_different_types): New.
1356 * c-tree.h (comptypes_check_different_types): Declare.
1358 2010-05-23 Steven Bosscher <steven@gcc.gnu.org>
1360 * regs.h: Do not include obstack.h, basic-block.h. Include machmode.h.
1361 * jump.c: Include basic-block.h.
1362 * profile.c: Likewise.
1363 * tree-profile.c: Likewise.
1364 * coverage.c: Likewise.
1365 * basic-block.h (optimize_function_for_size_p): Move to function.h.
1366 (optimize_function_for_speed_p): Likewise.
1367 * function.h (optimize_function_for_size_p,
1368 optimize_function_for_speed_p): Moved here from basic-block.h.
1369 * Makefile.in: Update dependencies.
1371 2010-05-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1373 * lto-wrapper.c (run_gcc): Unset MAKEFLAGS and MFLAGS
1374 before calling make; allow override through $MAKE.
1375 * doc/invoke.texi (Optimize Options): Document override.
1377 2010-05-23 Anatoly Sokolov <aesok@post.ru>
1379 * config/rs6000/rs6000.c (rs6000_mode_dependent_address_p): New.
1380 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1381 (rs6000_mode_dependent_address_ptr): Make static.
1382 * config/rs6000/rs6000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1383 * config/rs6000/rs6000-protos.h (rs6000_mode_dependent_address_ptr):
1386 2010-05-23 Maarten Lankhorst <mlankhorst@codeweavers.com>
1389 * config/i386/i386.c: Make sure that the correct regparm is passed.
1391 2010-05-23 Steven Bosscher <steven@gcc.gnu.org>
1393 * sbitmap.h (sbitmap_ptr, const_sbitmap_ptr): Move from here...
1394 * sbitmap.c: ...to here to internalize sbitmap element access.
1395 Do not include tm.h, rtl.h, flags.h, hard-reg-set.h, and obstack.h.
1396 Explain why basic-block.h is included.
1397 * function.h: Include tm.h for CUMULATIVE_ARGS.
1398 * Makefile.in: Update dependencies.
1400 2010-05-22 Steven Bosscher <steven@gcc.gnu.org>
1402 * coretypes.h (struct simple_bitmap_def, sbitmap, const_sbitmap):
1404 * sbitmap.h (struct sbitmap_def): Do not typedef here.
1405 * sbitmap.c: Include sbitmap.h.
1406 * basic-block.h: Do not include bitmap.h, sbitmap.h, partition.h,
1407 hard-reg-set.h. Split everything related to regsets out from here...
1408 * regset.h: ...to here. New file.
1409 * df.h: Include regset.h and sbitmap.h.
1410 * tree-flow.h: Likewise.
1411 * cfgloop.h: Likewise.
1412 * except.h: Do not include sbitmap.h. Include hashtab.h.
1413 * cgraph.h: Include vec.h and function.h.
1414 * reload.h (struct insn_chain): Change types of live_throughout
1415 and dead_or_set from regset_head to bitmap_head.
1416 (compute_use_by_pseudos): Be defined also if regset.h is not included.
1417 * ira-int.h (struct ira_spilled_reg_stack_slot): Change type of
1418 spilled_regs from regset_head to bitmap_head to avoid dependency
1420 * sel-sched-ir.h: Include regset.h.
1421 * reload.c: Include df.h before reload.h.
1422 * caller-save.c: Likewise.
1423 * reload1.c: Likewise.
1425 (mark_elimination): Update type of r to bitmap, consistent with
1427 * dominance.c: Include bitmap.h.
1428 * modulo-sched.c: Include df.h.
1429 * cfganal.c: Include bitmap.h and sbitmap.h.
1430 * cfgbuild.c: Include sbitmap.h.
1431 * lcm.c: Include sbitmap.h.
1432 * gcse.c (alloc_gcse_mem): Allocate regset with ALLOC_REG_SET.
1433 * domwalk.c: Include sbitmap.h, exclude ggc.h.
1434 * cfgexpand.c: Inlcude bitmap.h and sbitmap.h.
1435 * cselib.c: Include bitmap.h.
1436 * tree-optimize.c: Include regset.h.
1437 * stmt.c: Include bitmap.h.
1438 * Makefile.in: Update dependencies.
1440 2010-05-22 Jan Hubicka <jh@suse.cz>
1442 * cgraph.h (struct varpool_node): Add same_comdat_group.
1443 * lto-cgrpah.c (lto_output_varpool_node): Output same_comdat_group
1445 (output_varpool): Update call of lto_output_varpool_node.
1446 (input_varpool): Read same_comdat_group pointer.
1447 (input_varpool_1): Fixup same_comdat_group pointer.
1448 * ipa.c (cgraph_remove_unreachable_nodes): WHen one of same comdat
1449 group is needed, all are.
1450 * varpool.c (varpool_remove_node): Remove node from same comdat group
1452 (varpool_analyze_pending_decls): Walk same comdat groups.
1454 2010-05-22 Steven Bosscher <steven@gcc.gnu.org>
1456 * rtl.h (union rtunion_def): Remove rt_bit member.
1457 (XBITMAP, X0BITMAP, XCBITMAP): Remove.
1458 * print-rtl (print_rtx): Do not print the member.
1459 * gengtype.c (adjust_field_rtx_def): Do not handle it.
1460 * gengenrtl.c (type_from_format): Likewise.
1461 (accessor_from_format): Likewise.
1463 2010-05-22 Joseph Myers <joseph@codesourcery.com>
1465 * dbgcnt.c: Include toplev.h instead of errors.h.
1466 * ira-emit.c: Don't include errors.h.
1467 * ira.c: Include toplev.h instead of errors.h.
1468 * lto-compress.c: Include toplev.h instead of errors.h.
1469 * Makefile.in (lto-compress.o, lto-streamer-out.o, ira-emit.o,
1470 ira.o, dbgcnt.o): Update dependencies.
1472 2010-05-22 Richard Guenther <rguenther@suse.de>
1474 * gimple.c (gimple_types_compatible_p): Check type qualifications
1475 before merging pointer to complete and pointer to incomplete type.
1476 * lto-symtab.c (lto_symtab_resolve_symbols): For commons make sure
1477 we use our own resolution algorithm. The gold linker plugin
1478 doesn't do the job we want it to do here.
1480 2010-05-22 Anatoly Sokolov <aesok@post.ru>
1482 * config/sparc/sparc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1483 * config/sparc/sparc.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1484 (sparc_mode_dependent_address_p): New function.
1486 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
1488 * Makefile.in: Fix c-pch.o and ggc-common.o dependencies on timevars.
1490 * timevar.c: Do not include any core headers.
1491 (timevar_print): De-i18n-ize.
1492 (print_time): Likewise.
1493 * timevar.h (timevar_push, timevar_pop): Make inline functions.
1495 2010-05-21 Joseph Myers <joseph@codesourcery.com>
1497 * diagnostic.c: Don't include tm.h, tree.h, tm_p.h, langhooks.h or
1499 (diagnostic_initialize): Initialize x_data not last_function.
1500 (diagnostic_report_current_function): Move to tree-diagnostic.c.
1501 (default_diagnostic_starter): Call
1502 diagnostic_report_current_module not
1503 diagnostic_report_current_function.
1504 (diagnostic_report_diagnostic): Initialize x_data not
1506 (verbatim): Likewise.
1507 * diagnostic.h (struct diagnostic_info): Change abstract_origin to
1509 (struct diagnostic_context): Change last_function to x_data.
1510 (diagnostic_auxiliary_data): Replace with
1511 diagnostic_context_auxiliary_data and
1512 diagnostic_info_auxiliary_data.
1513 (diagnostic_last_function_changed, diagnostic_set_last_function,
1514 diagnostic_report_current_function): Move to tree-diagnostic.h.
1515 (print_declaration, dump_generic_node, print_generic_stmt,
1516 print_generic_stmt_indented, print_generic_expr,
1517 print_generic_decl, debug_c_tree, dump_omp_clauses,
1518 print_call_name, debug_generic_expr, debug_generic_stmt,
1519 debug_tree_chain, default_tree_printer): Move to
1520 tree-pretty-print.h.
1521 (debug_gimple_stmt, debug_gimple_seq, print_gimple_seq,
1522 print_gimple_stmt, print_gimple_expr, dump_gimple_stmt): Move to
1523 gimple-pretty-print.h.
1524 * pretty-print.c: Don't include tree.h
1525 (pp_base_format): Don't handle %K here.
1526 (pp_base_tree_identifier): Move to tree-pretty-print.c.
1527 * pretty-print.h (text_info): Change abstract_origin to x_data.
1528 (pp_tree_identifier, pp_unsupported_tree,
1529 pp_base_tree_identifier): Move to tree-pretty-print.h.
1530 * gimple-pretty-print.h, tree-diagnostic.c, tree-diagnostic.h,
1531 tree-pretty-print.h: New files.
1532 * tree-pretty-print.c: Include tree-pretty-print.h.
1533 (percent_K_format): New. Moved from pretty-print.c.
1534 (pp_base_tree_identifier): Move from pretty-print.c.
1535 * c-objc-common.c: Include tree-pretty-print.h.
1536 (c_tree_printer): Handle %K here.
1537 * langhooks.c: Include tree-diagnostic.h.
1538 (lhd_print_error_function): Use diagnostic_abstract_origin macro.
1539 * toplev.c: Include tree-diagnostic.h and tree-pretty-print.h.
1540 (default_tree_printer): Handle %K using percent_K_format.
1541 (general_init): Use default_tree_diagnostic_starter.
1542 * tree.c: Include tree-diagnostic.h and tree-pretty-print.h.
1543 (free_lang_data): Use default_tree_diagnostic_starter.
1544 * c-pretty-print.c: Include tree-pretty-print.h.
1545 * cfgexpand.c: Include tree-pretty-print.h and gimple-pretty-print.h.
1546 * cgraphunit.c: Include tree-pretty-print.h and gimple-pretty-print.h.
1547 * dwarf2out.c: Include tree-pretty-print.h.
1548 * except.c: Include tree-pretty-print.h.
1549 * gimple-pretty-print.c: Include tree-pretty-print.h and
1550 gimple-pretty-print.h.
1551 * gimplify.c: Include tree-pretty-print.h.
1552 * graphite-poly.c: Include tree-pretty-print.h and
1553 gimple-pretty-print.h.
1554 * ipa-cp.c: Include tree-pretty-print.h.
1555 * ipa-inline.c: Include gimple-pretty-print.h.
1556 * ipa-prop.c: Include tree-pretty-print.h and gimple-pretty-print.h.
1557 * ipa-pure-const.c: Include gimple-pretty-print.h.
1558 * ipa-struct-reorg.c: Include tree-pretty-print.h and
1559 gimple-pretty-print.h.
1560 * ipa-type-escape.c: Include tree-pretty-print.h.
1561 * print-rtl.c: Include tree-pretty-print.h.
1562 * print-tree.c: Include gimple-pretty-print.h.
1563 * sese.c: Include tree-pretty-print.h.
1564 * tree-affine.c: Include tree-pretty-print.h.
1565 * tree-browser.c: Include tree-pretty-print.h.
1566 * tree-call-cdce.c: Include gimple-pretty-print.h.
1567 * tree-cfg.c: Include tree-pretty-print.h and gimple-pretty-print.h.
1568 * tree-chrec.c: Include tree-pretty-print.h.
1569 * tree-data-ref.c: Include tree-pretty-print.h and
1570 gimple-pretty-print.h.
1571 * tree-dfa.c: Include tree-pretty-print.h.
1572 * tree-if-conv.c: Include tree-pretty-print.h and
1573 gimple-pretty-print.h.
1574 * tree-inline.c: Include tree-pretty-print.h.
1575 * tree-into-ssa.c: Include tree-pretty-print.h and
1576 gimple-pretty-print.h.
1577 * tree-nrv.c: Include tree-pretty-print.h.
1578 * tree-object-size.c: Include tree-pretty-print.h and
1579 gimple-pretty-print.h.
1580 * tree-outof-ssa.c: Include tree-pretty-print.h and
1581 gimple-pretty-print.h.
1582 * tree-parloops.c: Include tree-pretty-print.h and
1583 gimple-pretty-print.h.
1584 * tree-predcom.c: Include tree-pretty-print.h and
1585 gimple-pretty-print.h.
1586 * tree-scalar-evolution.c: Include tree-pretty-print.h and
1587 gimple-pretty-print.h.
1588 * tree-sra.c: Include tree-pretty-print.h.
1589 * tree-ssa-address.c: Include tree-pretty-print.h.
1590 * tree-ssa-alias.c: Include tree-pretty-print.h.
1591 * tree-ssa-ccp.c: Include tree-pretty-print.h and
1592 gimple-pretty-print.h.
1593 * tree-ssa-coalesce.c: Include tree-pretty-print.h.
1594 * tree-ssa-copy.c: Include tree-pretty-print.h and
1595 gimple-pretty-print.h.
1596 * tree-ssa-copyrename.c: Include tree-pretty-print.h.
1597 * tree-ssa-dce.c: Include tree-pretty-print.h and
1598 gimple-pretty-print.h.
1599 * tree-ssa-dom.c: Include tree-pretty-print.h and
1600 gimple-pretty-print.h.
1601 * tree-ssa-dse.c: Include gimple-pretty-print.h.
1602 * tree-ssa-forwprop.c: Include tree-pretty-print.h.
1603 * tree-ssa-ifcombine.c: Include tree-pretty-print.h.
1604 * tree-ssa-live.c: Include tree-pretty-print.h and
1605 gimple-pretty-print.h.
1606 * tree-ssa-loop-im.c: Include tree-pretty-print.h and
1607 gimple-pretty-print.h.
1608 * tree-ssa-loop-ivcanon.c: Include tree-pretty-print.h and
1609 gimple-pretty-print.h.
1610 * tree-ssa-loop-ivopts.c: Include tree-pretty-print.h and
1611 gimple-pretty-print.h.
1612 * tree-ssa-loop-niter.c: Include tree-pretty-print.h and
1613 gimple-pretty-print.h.
1614 * tree-ssa-loop-prefetch.c: Include tree-pretty-print.h.
1615 * tree-ssa-math-opts.c: Include gimple-pretty-print.h.
1616 * tree-ssa-operands.c: Include tree-pretty-print.h and
1617 gimple-pretty-print.h.
1618 * tree-ssa-phiprop.c: Include tree-pretty-print.h and
1619 gimple-pretty-print.h.
1620 * tree-ssa-pre.c: Include tree-pretty-print.h and
1621 gimple-pretty-print.h.
1622 * tree-ssa-propagate.c: Include gimple-pretty-print.h.
1623 * tree-ssa-reassoc.c: Include tree-pretty-print.h and
1624 gimple-pretty-print.h.
1625 * tree-ssa-sccvn.c: Include tree-pretty-print.h and
1626 gimple-pretty-print.h.
1627 * tree-ssa-sink.c: Include gimple-pretty-print.h.
1628 * tree-ssa-ter.c: Include tree-pretty-print.h and
1629 gimple-pretty-print.h.
1630 * tree-ssa-uninit.c: Include gimple-pretty-print.h.
1631 * tree-ssa.c: Include tree-pretty-print.h and
1632 gimple-pretty-print.h.
1633 * tree-stdarg.c: Include gimple-pretty-print.h.
1634 * tree-switch-conversion.c: Include gimple-pretty-print.h.
1635 * tree-tailcall.c: Include tree-pretty-print.h and
1636 gimple-pretty-print.h.
1637 * tree-vect-data-refs.c: Include tree-pretty-print.h and
1638 gimple-pretty-print.h.
1639 * tree-vect-loop-manip.c: Include tree-pretty-print.h and
1640 gimple-pretty-print.h.
1641 * tree-vect-loop.c: Include tree-pretty-print.h and
1642 gimple-pretty-print.h.
1643 * tree-vect-patterns.c: Include gimple-pretty-print.h.
1644 * tree-vect-slp.c: Include tree-pretty-print.h and
1645 gimple-pretty-print.h.
1646 * tree-vect-stmts.c: Include tree-pretty-print.h and
1647 gimple-pretty-print.h.
1648 * tree-vectorizer.c: Include tree-pretty-print.h.
1649 * tree-vrp.c: Include tree-pretty-print.h and
1650 gimple-pretty-print.h.
1651 * value-prof.c: Include tree-pretty-print.h and
1652 gimple-pretty-print.h.
1653 * var-tracking.c: Include tree-pretty-print.h.
1654 * Makefile.in (OBJS-common): Add tree-diagnostic.o.
1655 (tree-diagnostic.o): New dependencies.
1656 (c-objc-common.o, c-pretty-print.o, langhooks.o, tree.o,
1657 tree-inline.o, print-tree.o, stor-layout.o, tree-ssa-uninit.o,
1658 tree-ssa.o, tree-into-ssa.o, tree-ssa-ter.o, tree-ssa-coalesce.o,
1659 tree-outof-ssa.o, tree-ssa-forwprop.o, tree-ssa-phiprop.o,
1660 tree-ssa-ifcombine.o, tree-nrv.o, tree-ssa-copy.o,
1661 tree-ssa-propagate.o, tree-ssa-dom.o, tree-ssa-uncprop.o,
1662 tree-ssa-live.o, tree-ssa-copyrename.o, tree-ssa-pre.o,
1663 tree-ssa-sccvn.o, tree-vrp.o, tree-cfg.o, tree-tailcall.o,
1664 tree-ssa-sink.o, tree-if-conv.o, tree-dfa.o, tree-ssa-operands.o,
1665 tree-ssa-address.o, tree-ssa-loop-niter.o,
1666 tree-ssa-loop-ivcanon.o, tree-ssa-loop-prefetch.o, tree-predcom.o,
1667 tree-ssa-loop-ivopts.o, tree-affine.o, tree-ssa-loop-im.o,
1668 tree-ssa-math-opts.o, tree-ssa-alias.o, tree-ssa-reassoc.o,
1669 gimplify.o, tree-browser.o, tree-chrec.o, tree-scalar-evolution.o,
1670 tree-data-ref.o, sese.o, graphite-poly.o, tree-vect-loop.o,
1671 tree-vect-loop-manip.o, tree-vect-patterns.o, tree-vect-slp.o,
1672 tree-vect-stmts.o, tree-vect-data-refs.o, tree-vectorizer.o,
1673 tree-parloops.o, tree-stdarg.o, tree-object-size.o,
1674 gimple-pretty-print.o, tree-pretty-print.o, diagnostic.o,
1675 toplev.o, print-rtl.o, except.o, dwarf2out.o, cgraphunit.o,
1676 ipa-prop.o, ipa-cp.o, ipa-inline.o, ipa-pure-const.o,
1677 ipa-type-escape.o, ipa-struct-reorg.o, tree-ssa-dce.o,
1678 tree-call-cdce.o, tree-ssa-ccp.o, tree-sra.o,
1679 tree-switch-conversion.o, var-tracking.o, value-prof.o,
1680 cfgexpand.o, pretty-print.o): Update dependencies.
1682 2010-05-22 Andreas Tobler <andreast@fgznet.ch>
1684 * tree-ssa-structalias.c: Remove tm_p.h from include.
1686 2010-05-21 Jeff Law <law@redhat.com>
1688 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Fix typo.
1690 2010-05-21 Jason Merrill <jason@redhat.com>
1692 * tree-eh.c (cleanup_is_dead_in): New.
1693 (lower_try_finally): Don't generate a dead cleanup region.
1694 (lower_cleanup): Likewise.
1696 2010-05-21 Jakub Jelinek <jakub@redhat.com>
1699 * haifa-sched.c (schedule_insn): When freeing INSN_REG_USE_LIST,
1700 unchain each use from the cyclic next_regno_use chain first.
1702 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
1704 * real: Do not include gmp.h, mpfr.h, and mpc.h.
1705 (REAL_VALUE_NEGATE, REAL_VALUE_ABS, real_arithmetic2): Remove.
1706 (real_value_negate, real_value_abs): New prototypes.
1707 (do_mpc_arg2, real_from_mpfr, mpfr_from_real): Move from here...
1708 * realmpfr.h (do_mpc_arg2, real_from_mpfr, mpfr_from_real): ...to here,
1709 new include file for interface between MPFR and REAL_VALUE_TYPE.
1710 * real.c: Include realmpfr.h.
1711 (real_arithmetic2): Remove legacy function.
1712 (real_value_negate): New.
1713 (real_value_abs): New.
1714 (mfpr_from_real, real_from_mpfr): Move from here...
1715 * realmpfr.c (mpfr_from_real, real_from_mpfr): ...to here, new file.
1716 * builtins.c: Include realmpfr.h.
1717 * fold-const.c: Include realmpfr.h.
1718 (fold_comparison): Use real_value_negate instead of REAL_VALUE_NEGATE.
1719 (fold_negate_const): Likewise.
1720 (fold_abs_const): Use real_value_abs instead of REAL_VALUE_ABS.
1721 * toplev.c: Include realmpfr.h.
1722 * simplify-rtx.c (simplify_const_unary_operation): Use real_value_abs
1723 and real_value_negate.
1724 * fixed-value.c (check_real_for_fixed_mode): Likewise.
1725 * config/arm/arm.c (neg_const_double_rtx_ok_for_fpa): Likewise.
1726 (vfp3_const_double_index): Likewise.
1727 (arm_print_operand): Likewise.
1728 * Makefile.in: Update dependencies.
1730 2010-05-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1732 * config/s390/s390.c (override_options): Increase the default
1733 of max-completely-peel-times.
1735 2010-05-21 Julian Brown <julian@codesourcery.com>
1736 Mark Mitchell <mark@codesourcery.com>
1738 * config/arm/arm.c (arm_function_ok_for_sibcall): Only forbid
1739 sibling calls for Thumb-1.
1740 * config/arm/arm.h (USE_RETURN_INSN): Enable for Thumb-2.
1741 * config/arm/arm.md (*call_symbol, *call_value_symbol): Use for
1743 (*call_insn, *call_value_insn): Don't use for Thumb-2.
1744 (sibcall, sibcall_value, *sibcall_insn, *sibcall_value_insn): Use
1746 (return): New expander.
1747 (*arm_return): New name for ARM return insn.
1748 * config/arm/thumb2.md (*thumb2_return): New insn pattern.
1750 2010-05-19 Joel Sherrill <joel.sherrill@oarcorp.com>
1752 * config.gcc (sparc64-*-rtems*): New target.
1754 2010-05-21 Nathan Froyd <froydnj@codesourcery.com>
1756 * tree.c (build_function_decl_skip_args): Fix grammar.
1757 (build_function_type_list_1): Fix typos, adjust formatting.
1759 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
1761 * tree.h: Include real.h and fixed-value.h as basic datatypes.
1762 * dfp.c, convert.c, reload1.c, reginfo.c, tree-flow.h,
1763 tree-ssa-threadedge.c, tree-ssanames.c, tree-loop-linear.c,
1764 tree-into-ssa.c, tree-vect-generic.c, tree-ssa-structalias.c,
1765 tree-ssa-loop-im.c, tree-dump.c, tree-complex.c, tree-ssa-uninit.c,
1766 genrecog.c, tree-ssa-threadupdate.c, tree-ssa-loop-niter.c,
1767 tree-pretty-print.c, tree-loop-distribution.c,
1768 tree-ssa-loop-unswitch.c, c-lex.c, optabs.c, postreload-gcse.c,
1769 tree-ssa-loop-manip.c, postreload.c, tree-ssa-loop-ch.c,
1770 tree-tailcall.c, tree.c, reload.c, tree-scalar-evolution.c, rtlanal.c,
1771 tree-phinodes.c, builtins.c, final.c, genoutput.c, fold-const.c,
1772 tree-ssa-dse.c, genautomata.c, tree-ssa-uncprop.c, toplev.c,
1773 tree-chrec.c, genemit.c, c-cppbuiltin.c, tree-ssa-sccvn.c,
1774 tree-ssa-ccp.c, tree-ssa-loop-ivopts.c, mode-switching.c,
1775 tree-call-cdce.c, cse.c, genpeep.c, tree-ssa-math-opts.c,
1776 tree-ssa-dom.c, tree-nrv.c, tree-ssa-propagate.c, tree-ssa-alias.c,
1777 tree-ssa-sink.c, jump.c, ifcvt.c, dwarf2out.c, expr.c, genattrtab.c,
1778 genconditions.c, tree-ssa-loop-ivcanon.c, tree-ssa-loop.c,
1779 tree-parloops.c, recog.c, tree-ssa-address.c, lcm.c, tree-eh.c,
1780 gimple-pretty-print.c, c-pretty-print.c, print-rtl.c, gcse.c,
1781 tree-if-conv.c, tree-data-ref.c, tree-affine.c, gimplify.c,
1782 tree-ssa-phiopt.c, implicit-zee.c, expmed.c, tree-dfa.c, emit-rtl.c,
1783 store-motion.c, cselib.c, tree-cfgcleanup.c, simplify-rtx.c,
1784 tree-ssa-pre.c, genpreds.c, tree-mudflap.c, print-tree.c,
1785 tree-ssa-copy.c, tree-ssa-forwprop.c, tree-ssa-dce.c, varasm.c,
1786 tree-nested.c, tree-ssa.c, tree-ssa-loop-prefetch.c, rtl.c,
1787 tree-inline.c, integrate.c, tree-optimize.c, tree-ssa-phiprop.c,
1788 fixed-value.c, combine.c, tree-profile.c, c-common.c, sched-vis.c,
1789 tree-cfg.c, passes.c, tree-ssa-reassoc.c, config/alpha/alpha.c,
1790 config/frv/frv.c, config/s390/s390.c, config/m32c/m32c.c,
1791 config/spu/spu.c, config/sparc/sparc.c, config/mep/mep.c,
1792 config/m32r/m32r.c, config/rx/rx.c, config/i386/i386.c,
1793 config/sh/sh.c, config/pdp11/pdp11.c, config/avr/avr.c,
1794 config/crx/crx.c, config/xtensa/xtensa.c, config/stormy16/stormy16.c,
1795 config/fr30/fr30.c, config/lm32/lm32.c, config/moxie/moxie.c,
1796 config/m68hc11/m68hc11.c, config/cris/cris.c, config/iq2000/iq2000.c,
1797 config/mn10300/mn10300.c, config/ia64/ia64.c, config/m68k/m68k.c,
1798 config/rs6000/rs6000.c, config/picochip/picochip.c, config/darwin.c,
1799 config/arc/arc.c, config/mcore/mcore.c, config/score/score3.c,
1800 config/score/score7.c, config/score/score.c, config/arm/arm.c,
1801 config/pa/pa.c, config/mips/mips.c, config/vax/vax.c,
1802 config/h8300/h8300.c, config/v850/v850.c, config/mmix/mmix.c,
1803 config/bfin/bfin.c: Clean up redundant includes.
1804 * Makefile.in: Update accordingly.
1806 2010-05-21 Nathan Froyd <froydnj@codesourcery.com>
1809 * builtins.c (fold_call_stmt): Pass &error_mark_node if the call
1810 statement has no arguments.
1812 2010-05-21 Kai Tietz <kai.tietz@onevision.com>
1815 * varasm.c (emutls_decl): Merge attributes to new decl.
1817 2010-05-21 Eric Botcazou <ebotcazou@adacore.com>
1820 * gimplify.c (gimplify_init_constructor): Build a VIEW_CONVERT_EXPR
1821 around the uniquized constructor if its type requires a conversion.
1823 2010-05-21 Jakub Jelinek <jakub@redhat.com>
1826 * tree-cfgcleanup.c (tree_forwarder_block_p): Return false if
1827 at -O0 goto_locus of any of the incoming edges differs from
1828 goto_locus of outgoing edge, or gimple_location of any of the
1831 2009-09-14 Vladimir Makarov <vmakarov@redhat.com>
1833 * ira.c (ira_non_ordered_class_hard_regs): Define.
1834 (setup_class_hard_regs): Initialize ira_non_ordered_class_hard_regs.
1835 * ira-int.h (ira_non_ordered_class_hard_regs): Declare.
1836 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Increase
1837 cost of unaligned hard regs when allocating multi-reg pseudos.
1839 2010-05-20 Richard Sandiford <rdsandiford@googlemail.com>
1841 * config.gcc (mips*-sde-elf*): Don't use sdemtk.opt.
1842 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_no_float
1843 for TARGET_NO_FLOAT.
1844 * config/mips/mips.c (mips_file_start): Expand conditional expression
1845 into "if" statements. Use .gnu_attribute 4,0 for TARGET_NO_FLOAT.
1846 (mips_override_options): Move -mno-float override -msoft-float and
1848 * config/mips/mips.opt (mno-float): Move from sdemtk.opt, but add
1849 Condition(TARGET_SUPPORTS_NO_FLOAT).
1850 * config/mips/sdemtk.h (TARGET_OS_CPP_BUILTINS): Don't set
1851 __mips_no_float here.
1852 (SUBTARGET_OVERRIDE_OPTIONS): Delete.
1853 (TARGET_SUPPORTS_NO_FLOAT): Define.
1854 * config/mips/sdemtk.opt: Delete.
1856 2010-05-20 Segher Boessenkool <segher@kernel.crashing.org>
1858 * ipa-prop.c (compute_complex_ancestor_jump_func): Bail out if !cond.
1860 2010-05-20 Uros Bizjak <ubizjak@gmail.com>
1863 * configure.ac (gcc_cv_as_ix86_sahf): Switch to 64bit mode.
1864 * configure: Regenerate.
1865 * config.in: Regenerate.
1866 * config/i386/i386.md (x86_sahf_1): Conditionally output 0x9e
1867 instead of sahf only for 64bit targets.
1869 2010-05-20 Jakub Jelinek <jakub@redhat.com>
1872 * haifa-sched.c (initiate_bb_reg_pressure_info): Do not call
1873 setup_ref_regs for DEBUG_INSNs.
1875 2010-05-20 Jan Hubicka <jh@suse.cz>
1878 * varpool.c (varpool_remove_node): Handle in-varpool aliases.
1880 2010-05-20 Kenneth Zadeck <zadeck@naturalbridge.com>
1883 * df-scan.c (df_ref_compare): Stabilize sort.
1885 2010-05-20 Jakub Jelinek <jakub@redhat.com>
1887 * dwarf2out.c (new_loc_descr_op_bit_piece): Add offset
1888 argument. Don't use DW_OP_piece if offset is non-zero,
1889 put offset into second DW_OP_bit_piece argument.
1890 (dw_sra_loc_expr): Adjust callers. For memory expressions
1893 2010-05-20 Hans-Peter Nilsson <hp@axis.com>
1896 * config/cris/cris.md ("*addsi3_v32"): Correct "cc"
1897 settings for 16-bit-constant "addo" alternative.
1899 2010-05-19 James E. Wilson <wilson@codesourcery.com>
1901 * config/mips/mips-dsp.md (add<DSPV:mode>3,
1902 mips_add<DSP:dspfmt1>_s_<DSP:dspfmt2>): Add ISA_HAS_DSP condition.
1905 * mips.c (mips_call_expr_from_insn): New arg second_call. Set it.
1906 (mips_annotate_pic_calls): Pass new arg to mips_call_expr_from_insn.
1909 2010-05-19 Joseph Myers <joseph@codesourcery.com>
1911 * diagnostic.c (FLOAT, FFS): Don't undefine.
1912 * passes.c, pretty-print.c, rtl-error.c, toplev.c: Likewise.
1913 * cse.c, regmove.c: Remove comments about stdio.h and rtl.h
1916 2010-05-19 Richard Sandiford <rdsandiford@googlemail.com>
1918 * combine.c (propagate_for_debug): Call make_compound_operation
1919 on the source value.
1920 (try_combine): When implementing a split chosen by find_split_point,
1921 either copy i2src or set it to null. Assert that i2src is not null
1922 before substituting into CALL_INSN_FUNCTION_USAGE.
1924 2010-05-19 Anatoly Sokolov <aesok@post.ru>
1926 * double-int.h (double_int_ior): New function.
1927 * tree.h (build_int_cst_wide_type): Remove.
1928 * tree.c (build_int_cst_wide_type): Remove.
1929 * fold-const.c (native_interpret_int): Use double_int_to_tree instead
1930 of build_int_cst_wide_type.
1931 * stor-layout.c (set_sizetype): (Ditto.).
1932 * dojump.c (do_jump): Use build_int_cstu instead of
1933 build_int_cst_wide_type.
1935 2010-05-19 Eric Botcazou <ebotcazou@adacore.com>
1937 * langhooks.h (struct lang_hooks): Add new field deep_unsharing.
1938 * langhooks-def.h (LANG_HOOKS_DEEP_UNSHARING): New macro.
1939 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_DEEP_UNSHARING.
1940 * gimplify.c (mostly_copy_tree_r): Copy trees under SAVE_EXPR and
1941 TARGET_EXPR nodes, but only once, if instructed to do so. Do not
1942 propagate the 'data' argument to copy_tree_r.
1943 (copy_if_shared_r): Remove bogus ATTRIBUTE_UNUSED marker.
1944 Propagate 'data' argument to walk_tree.
1945 (copy_if_shared): New function.
1946 (unmark_visited_r): Remove bogus ATTRIBUTE_UNUSED marker.
1947 (unmark_visited): New function.
1948 (unshare_body): Call copy_if_shared instead of doing it manually.
1949 (unvisit_body): Call unmark_visited instead of doing it manually.
1951 2010-05-19 Nathan Froyd <froydnj@codesourcery.com>
1953 * hooks.h (hook_tree_tree_tree_bool_null): Rename to...
1954 (hook_tree_tree_int_treep_bool_null): ...this. Update signature.
1955 * hooks.c: Likewise.
1956 * target-def.h (TARGET_FOLD_BUILTIN): Define to
1957 hook_tree_tree_int_treep_bool_null.
1958 * target.h (struct gcc_target): Update signature of fold_builtin
1960 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update description and signature.
1961 * builtins.c (fold_call_expr): Pass call_expr_nargs and CALL_EXPR_ARGP
1962 instead of the call expression.
1963 (fold_builtin_call_array): Pass n and argarray directly.
1964 (fold_call_stmt): Pass nargs and gimple_call_arg_ptr instead of
1966 * config/alpha/alpha.c (alpha_fold_builtin): Update signature. Lift
1967 MAX_ARGS check out of the loop. Delete declaration of `arity', declare
1968 `i' and use it in place of `arity'.
1969 * config/sparc/sparc.c (sparc_fold_builtin): Update signature.
1970 Dereference `args' directly.
1971 * config/xtensa/xtensa (xtensa_fold_builtin): Likewise.
1973 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1975 * doc/sourcebuild.texi (Effective-Target Keywords): Document
1977 (Directives): Document optional dg-require-effective-target
1980 2010-05-19 Richard Guenther <rguenther@suse.de>
1983 * tree.c (find_decls_types_r): Walk BLOCKs and its vars.
1985 2010-05-19 Richard Guenther <rguenther@suse.de>
1987 * doc/invoke.texi (-fwhopr): Document new optional jobs argument.
1988 * common.opt (fwhopr=): New.
1989 * opts.c (common_handle_option): Handle OPT_fwhopr.
1990 * gcc.c (LINK_COMMAND_SPEC): Pass fwhopr*.
1991 * collect2.c (main): Match -fwhopr*.
1992 * lto-wrapper.c (run_gcc): Handle jobs argument of -fwhopr.
1993 Execute ltrans stage in parallel when jobs is bigger than 1.
1995 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1997 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32 to
1998 pentiumpro on Solaris 8/x86 with Sun as.
1999 * configure.ac (gcc_cv_as_hidden): Check for Solaris 9/x86 as
2001 (gcc_cv_as_ix86_quad): Check for .quad directive.
2002 * configure: Regenerate.
2003 * config.in: Regenerate.
2004 * config/i386/sol2.h (ASM_QUAD): Change guard to !HAVE_AS_IX86_QUAD.
2006 2010-05-19 Martin Jambor <mjambor@suse.cz>
2008 * ipa-prop.c (ipa_print_node_jump_functions): Print jump functions
2009 also for indirect edges. Actual printing moved...
2010 (ipa_print_node_jump_functions_for_edge): ...here.
2011 (ipa_compute_jump_functions): Renamed to
2012 ipa_compute_jump_functions_for_edge and made static.
2013 (ipa_compute_jump_functions): New function.
2014 (make_edge_direct_to_target): Check if the number of arguments on
2015 the newly direct edge is the same as the number of parametrs of
2017 * ipa-cp.c (ipcp_init_stage): Most functionality moved to new
2018 ipa_compute_jump_functions. Call ipa_analyze_params_uses.
2019 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
2020 analysis functions unconditionally, call the new
2021 ipa_analyze_params_uses on the node instead of every edge.
2023 2010-05-19 Christian Borntraeger <borntraeger@de.ibm.com>
2025 * tree-ssa-loop-prefetch.c (mem_ref_group, ar_data): Change step
2027 (dump_mem_ref): Adopt debug code to handle a tree as step. This
2028 also checks for a constant int vs. non-constant but
2029 loop-invariant steps.
2030 (find_or_create_group): Change the sort algorithm to only consider
2031 steps that are constant ints.
2032 (idx_analyze_ref): Adopt code to handle a tree instead of a
2033 HOST_WIDE_INT for step.
2034 (gather_memory_references_ref): Handle tree instead of int and be
2035 prepared to see a NULL_TREE.
2036 (prune_ref_by_self_reuse, prune_ref_by_group_reuse): Do not prune
2037 prefetches if the step cannot be calculated at compile time.
2038 (issue_prefetch_ref): Issue prefetches for non-constant but
2039 loop-invariant steps.
2041 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
2044 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
2046 * tree.h (build_call_list): Remove.
2047 * tree.c (build_call_list): Remove.
2049 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
2051 * tree.h (build_call_list): Remove.
2052 * tree.c (build_call_list): Remove.
2054 2010-05-18 Jan Hubicka <jh@suse.cz>
2056 * ipa-reference.c (propagate): Walk all nodes in the cleanup stage.
2058 2010-05-18 Vladimir Makarov <vmakarov@redhat.com>
2060 PR rtl-optimization/43332
2061 * haifa-sched.c (setup_insn_max_reg_pressure): Check barrier.
2063 2010-05-18 Anatoly Sokolov <aesok@post.ru>
2065 * tree.h (build_int_cstu): Implement as static inline.
2066 * tree.c (build_int_cstu): Remove function.
2067 (double_int_to_tree, double_int_fits_to_tree_p): Handle size types as
2070 2010-05-18 Richard Guenther <rguenther@suse.de>
2073 * lto-wrapper.c (verbose): New variable. Initialize from -v.
2074 (debug): Initialize from -save-temps.
2075 (collect_execute): Print command-line when verbose.
2076 (run_gcc): Always use COLLECT_GCC_OPTIONS. Use fork_execute
2077 for ltrans invocation. Produce -dumpbase flag again.
2078 (process_args): Remove.
2080 * collect2.c (maybe_run_lto_and_relink): Only pass object
2081 files to lto-wrapper.
2082 * gcc.c (LINK_COMMAND_SPEC): Likewise.
2084 2010-05-18 Jan Hubicka <jh@suse.cz>
2086 * opts.c (decode_options): Do not disable whopr at ipa_cp.
2087 * ipa-prop.c (ipa_detect_param_modifications): Walk PHI nodes too.
2089 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
2092 * lto-streamer-out.c (output_gimple_stmt): Output number of labels
2094 * lto-streamer-in.c (input_gimple_stmt): Read number of labels
2097 2010-05-18 Jakub Jelinek <jakub@redhat.com>
2100 * var-tracking.c (find_loc_in_1pdv): Add a few checks from
2103 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
2105 * config.gcc (powerpc-*-darwin*, powerpc64-*-darwin*): Add
2106 lto-macho as lto_binary_reader.
2108 * darwin.c (darwin_asm_named_section): Do not add assembler comment
2109 after .section directive; just print it before the directive instead.
2111 2010-05-17 Jan Hubicka <jh@suse.cz>
2113 * cgraph.c (cgraph_create_virtual_clone): Only check
2114 versionable_function_p when not in wpa and checking is enabled.
2115 * cgraphunit.c (cgraph_materialize_all_clones): Stabilize after
2116 there are no more functions to materialize.
2118 2010-05-17 Jan Hubicka <jh@suse.cz>
2120 * cgraph.h (struct ipa_replace_map): Add parm_num parameter.
2121 * lto-cgraph.c (output_cgraph_opt_summary, input_cgraph_opt_summary):
2123 (output_cgraph): Call output_cgraph_opt_summary.
2124 (input_cgrpah): Call input_cgraph_opt_summary.
2125 (output_cgraph_opt_summary_p, output_node_opt_summary,
2126 input_node_opt_summary, input_cgraph_opt_section): New functions.
2127 * lto-section-in.c (lto_section_name): Add cgraphopt.
2128 * tree-inline.c (tree_function_versioning): Handle parm_num.
2129 * lto-streamer.c (lto_get_section_name): Handle cgraphopt.
2130 * lto-streamer.h (lto_section_type): Add LTO_section_cgraph_opt_sum.
2132 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
2134 * doc/invoke.texi: Update documentation for min-insn-to-prefetch-ratio.
2135 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Also apply
2136 the insn to prefetch ratio heuristic to loops with known trip count.
2138 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
2140 * tree-ssa-loop-prefetch.c (PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO): New.
2141 (schedule_prefetches): Do not generate a prefetch if the unroll factor
2142 is far from what is required by the prefetch.
2144 2010-05-17 Jan Hubicka <jh@suse.cz>
2146 * ipa-cp.c (ipcp_update_callgraph): Use ipa_is_param_used.
2147 (ipcp_estimate_growth): Likewise.
2148 (ipcp_const_param_count): Likewise.
2149 (ipcp_insert_stage): Likewise.
2150 * ipa-prop.c (visit_load_for_mod_analysis): New function.
2151 (visit_store_addr_for_mod_analysis): Set used flag.
2152 (ipa_detect_param_modifications): Set used flag for SSE params;
2153 update use of walk_stmt_load_store_addr_ops.
2154 (ipa_print_node_params): Print used flag.
2155 (ipa_write_node_info): Stream used flag.
2156 (ipa_read_node_info): Likewise.
2157 * ipa-prop.h (struct ipa_param_descriptor): Add used field.
2158 (ipa_is_param_used): New function.
2159 (lto_ipa_fixup_call_notes): Remove unused declaration.
2161 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2164 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): New test.
2165 * configure: Regenerate.
2166 * config.in: Regenerate.
2167 * config/i386/i386.c (print_operand) <case ;>: Also print ";" if
2168 !HAVE_AS_IX86_REP_LOCK_PREFIX.
2169 Don't emit whitespace.
2170 * config/i386/i386.md (*rep_movdi_rex64): Use {%;} after rep.
2171 (*rep_movsi): Likewise.
2172 (*rep_movsi_rex64): Likewise.
2173 (*rep_movqi): Likewise.
2174 (*rep_movqi_rex64): Likewise.
2175 (*rep_stosdi_rex64): Likewise.
2176 (*rep_stossi): Likewise.
2177 (*rep_stossi_rex64): Likewise.
2178 (*rep_stosqi): Likewise.
2179 (*rep_stosqi_rex64): Likewise.
2180 (*cmpstrnqi_nz_1): Use {%;} after repz.
2181 (*cmpstrnqi_nz_rex_1): Likewise.
2182 (*cmpstrnqi_1): Likewise.
2183 (*cmpstrnqi_rex_1): Likewise.
2184 (*strlenqi_1): Use {%;} after repnz.
2185 (*strlenqi_rex_1): Likewise.
2186 * config/i386/sync.md (memory_barrier_nosse): Replace {%;| } by {%;} .
2187 (*sync_compare_and_swap<mode>): Likewise.
2188 (sync_double_compare_and_swap<mode>): Likewise.
2189 (*sync_double_compare_and_swapdi_pic): Likewise.
2190 (sync_old_add<mode>): Likewise.
2191 (sync_add<mode>): Likewise.
2192 (sync_sub<mode>): Likewise.
2193 (sync_<code><mode>): Likewise.
2195 2010-05-17 Martin Jambor <mjambor@suse.cz>
2197 * cgraph.h (cgraph_indirect_call_info): New fields anc_offset,
2198 otr_token and polymorphic.
2199 * cgraph.c (cgraph_create_indirect_edge): Inilialize the above fields.
2200 (cgraph_clone_edge): Copy the above fields.
2201 * tree.c (get_binfo_at_offset): New function.
2202 * tree.h (get_binfo_at_offset): Declare.
2203 * ipa-prop.h (enum jump_func_type): Added known_type jump function
2204 type, reordered items, updated comments.
2205 (union jump_func_value): Added base_type field, reordered fields.
2206 (enum ipa_lattice_type): Moved down in the file.
2207 (struct ipa_param_descriptor): New field polymorphic.
2208 (ipa_is_param_polymorphic): New function.
2209 * ipa-prop.c: Include gimple.h and gimple-fold.h.
2210 (ipa_print_node_jump_functions): Print known type jump functions.
2211 (compute_complex_pass_through): Renamed to...
2212 (compute_complex_assign_jump_func): this.
2213 (compute_complex_ancestor_jump_func): New function.
2214 (compute_known_type_jump_func): Likewise.
2215 (compute_scalar_jump_functions): Create known type and complex ancestor
2217 (ipa_note_param_call): New parameter polymorphic, set the corresponding
2218 flag in the call note accordingly.
2219 (ipa_analyze_call_uses): Renamed to...
2220 (ipa_analyze_indirect_call_uses): this. New parameter target, define
2221 variable var only in the block where it is used.
2222 (ipa_analyze_virtual_call_uses): New function.
2223 (ipa_analyze_call_uses): Likewise.
2224 (combine_known_type_and_ancestor_jfs): Likewise.
2225 (update_jump_functions_after_inlining): Implemented handling of a
2226 number of new jump function types combination.
2227 (print_edge_addition_message): Removed.
2228 (make_edge_direct_to_target): New function.
2229 (try_make_edge_direct_simple_call): Likewise.
2230 (try_make_edge_direct_virtual_call): Likewise.
2231 (update_call_notes_after_inlining): Renamed to...
2232 (update_indirect_edges_after_inlining): this. Moved edge creation for
2233 indirect calls to try_make_edge_direct_simple_call, also calls
2234 try_make_edge_direct_virtual_call for virtual calls.
2235 (ipa_print_node_params): Changed the header message.
2236 (ipa_write_jump_function): Stream also known type jump functions.
2237 (ipa_read_jump_function): Likewise.
2238 (ipa_write_indirect_edge_info): Stream new fields in
2239 cgraph_indirect_call_info.
2240 (ipa_read_indirect_edge_info): Likewise.
2241 * Makefile.in (ipa-prop.o): Add dependency to GIMPLE_H and
2244 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2246 * config/i386/sol2.h (TARGET_SUN_TLS): Remove duplicate definition.
2248 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
2250 * tree.h (CALL_EXPR_ARGS): Delete.
2251 (call_expr_arglist): Delete.
2252 * tree.c (call_expr_arglist): Delete.
2253 * builtins.c (fold_call_expr): Pass the whole CALL_EXPR to
2254 targetm.fold_builtin.
2255 * config/alpha/alpha.c (alpha_fold_builtin): Rename arglist parameter.
2256 Rewrite iteration to work on call_expr_nargs rather than TREE_CHAIN.
2257 * config/picochip/picochip.c (picochip_expand_builtin_2op): Rename
2258 arglist parameter. Use CALL_EXPR_ARG.
2259 (picochip_expand_builtin_3op): Likewise.
2260 (picochip_expand_builtin_2opvoid): Likewise.
2261 (picochip_expand_array_get): Likewise.
2262 (picochip_expand_array_put): Likewise.
2263 (picochip_expand_array_testport): Likewise.
2264 (picochip_expand_builtin): Don't call CALL_EXPR_ARGS. Pass exp
2265 rather than arglist.
2266 * config/rx/rx.c (rx_expand_builtin): Call call_expr_nargs instead of
2268 * config/sparc/sparc.c (sparc_fold_builtin): Use CALL_EXPR_ARG rather
2269 than TREE_VALUE and TREE_CHAIN.
2270 * config/xtensa/xtensa.c (xtensa_fold_builtin): Likewise.
2271 * doc/tm.texi (TARGET_FOLD_BUILTIN): Pass CALL_EXPR tree instead of
2274 2010-05-17 Jakub Jelinek <jakub@redhat.com>
2277 * cfglayout.c (fixup_reorder_chain): Allow returnjump_p
2278 to have no fallthru edge.
2281 * cfgcleanup.c (try_optimize_cfg): When removing trivially empty
2282 bb with no successors, move footer whenever in IR_RTL_CFGLAYOUT
2283 mode, not just when CLEANUP_CFGLAYOUT, and when in IR_RTL_CFGRTL
2284 add BARRIER after previous bb if needed.
2286 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
2288 * tree.c (build_function_type_list_1): Remove bogus assert condition.
2290 2010-05-17 Alan Modra <amodra@gmail.com>
2292 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Delete
2293 unnecessary prototype. Replace copy_r12 and copy_r11 flag params
2294 with copy_reg rtx param.
2295 (rs6000_emit_prologue): Update rs6000_emit_allocate_stack calls.
2296 Correct cases where code for ABI_V4 did not initialise the reg
2297 used to access frame. Also leave frame_reg_rtx as sp for large
2298 frames that save no regs.
2300 2010-05-17 Martin Jambor <mjambor@suse.cz>
2303 * tree-sra.c (create_access_replacement): New parameter rename, mark
2304 the replaement for renaming only when it is true.
2305 (get_access_replacement): Pass true in the rename parameter of
2306 create_access_replacement.
2307 (get_unrenamed_access_replacement): New function.
2308 (replace_uses_with_default_def_ssa_name): New parameter racc, get the
2309 replacement declaration from it.
2311 2010-05-17 Bernd Schmidt <bernds@codesourcery.com>
2313 * function.c (try_fit_stack_local, add_frame_space): New static
2315 (assign_stack_local_1): Use them. Look for opportunities to use
2316 space previously wasted on alignment.
2317 * function.h (struct frame_space): New.
2318 (struct rtl_data): Add FRAME_SPACE_LIST member.
2319 * reload1.c (something_was_spilled): New static variable.
2320 (alter_reg): Set it.
2321 (reload): Test it in addition to testing if the frame size changed.
2323 2010-05-17 Christian Borntraeger <borntraeger@de.ibm.com>
2325 * config/s390/s390.c: Define sane prefetch settings and activate
2326 flag_prefetch_loop_arrays on -O3.
2327 * config/s390/s390.h: Declare that read can use write prefetch.
2329 2010-05-17 Jakub Jelinek <jakub@redhat.com>
2331 * lto-streamer-out.c (lto_output): Fix --enable-checking=release
2334 2010-05-16 Jan Hubicka <jh@suse.cz>
2336 * ipa-cp.c (ipcp_versionable_function_p): Walk cgraph edges instead of
2337 function body; do not check stdarg field of struct function.
2339 2010-05-16 Jan Hubicka <jh@suse.cz>
2341 * cgraph.c (dump_cgraph_node): Dump versionable flag.
2342 * cgraph.h (cgraph_local_info): Add versionable flag.
2343 * ipa-cp.c (ipcp_analyze_node): Set versionable flag.
2344 (ipcp_versionable_function_p): Use it.
2345 * lto-cgraph.c (lto_output_node, input_overwrite_node): Stream
2348 2010-05-16 Jan Hubicka <jh@suse.cz>
2350 * cgraph.c (cgraph_clone_node): Take decl argument and insert
2351 clone into hash when it is different from orig.
2352 (cgraph_create_virtual_clone): Update use of cgraph_clone_node.
2353 * cgraph.h (cgraph_clone_node): Update prototype.
2354 * lto-cgrpah.c (lto_cgraph_encoder_new): Create body map.
2355 (lto_cgraph_encoder_delete): Delete body map.
2356 (lto_cgraph_encoder_size): Move to header.
2357 (lto_cgraph_encoder_encode_body_p,
2358 lto_set_cgraph_encoder_encode_body): New.
2359 (lto_output_node): Do not take written_decls argument; output clone_of
2361 (add_node_to): Add include_body_argument; call
2362 lto_set_cgraph_encoder_encode_body on master of the clone.
2363 (add_references): Update use of add_node_to.
2364 (compute_ltrans_boundary): Likewise.
2365 (output_cgraph): Do not create written_decls bitmap.
2366 (input_node): Take nodes argument; stream in clone_of correctly.
2367 (input_cgraph_1): Update use of input_node.
2368 * lto-streamer-out.c (lto_output): Use encoder info to decide
2369 what bodies to output.
2370 * ipa-inline.c (cgraph_clone_inlined_nodes,
2371 cgraph_decide_recursive_inlining): Update call of cgraph_clone_node.
2372 * lto-streamer.h (lto_cgraph_encoder_d): Add body.
2373 (lto_cgraph_encoder_size): Define here.
2374 (lto_cgraph_encoder_encode_body_p, lto_varpool_encoder_encode_body_p):
2377 2010-05-16 Richard Guenther <rguenther@suse.de>
2379 * doc/invoke.texi (-fipa-struct-reorg): Do not mention
2381 * ipa-type-escape.c (gate_type_escape_vars): Run when
2382 -fipa-struct-reorg runs.
2383 * opts.c (decode_options): Do not unset flag_ipa_type_escape.
2384 * common.opt (fipa-type-escape): Remove.
2386 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
2388 * opts.c (handle_option): Call into LTO streamer only if ENABLE_LTO.
2389 (decode_options): Likewise.
2390 * Makefile.in (opts.o): Add dependency on LTO_STREAMER_H.
2392 2010-05-16 Jan Hubicka <jh@suse.cz>
2394 * ipa.c (function_and_variable_visibility): Also bring local all
2397 2010-05-16 Richard Guenther <rguenther@suse.de>
2399 * alias.c (nonoverlapping_memrefs_p): Remove use of
2400 IPA type-escape information.
2402 2010-05-16 Joseph Myers <joseph@codesourcery.com>
2404 * c-common.c (c_common_reswords): Add _Static_assert for C.
2405 * c-parser.c (c_token_starts_declaration,
2406 c_parser_next_token_starts_declaration,
2407 c_parser_static_assert_declaration_no_semi,
2408 c_parser_static_assert_declaration): New.
2409 (c_parser_declaration_or_fndef): Add parameter static_assert_ok.
2410 Handle static assertions if static_assert_ok.
2411 (c_parser_external_declaration, c_parser_declaration_or_fndef,
2412 c_parser_compound_statement_nostart, c_parser_label,
2413 c_parser_for_statement, c_parser_objc_methodprotolist,
2414 c_parser_omp_for_loop): All callers of
2415 c_parser_declaration_or_fndef changed.
2416 (c_parser_struct_declaration): Handle static assertions.
2417 (c_parser_compound_statement_nostart): Use
2418 c_parser_next_token_starts_declaration and
2419 c_token_starts_declaration to detect start of declarations.
2420 (c_parser_label, c_parser_for_statement, c_parser_omp_for_loop):
2423 2010-05-16 Anatoly Sokolov <aesok@post.ru>
2425 * config/mmix/mmix.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
2426 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
2427 * config/mmix/mmix.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
2428 TARGET_FUNCTION_VALUE_REGNO_P): Define.
2429 (mmix_function_outgoing_value): Rename to...
2430 (mmix_function_value): ...this. Make static. Add 'outgoing' argument.
2431 (mmix_function_value_regno_p): Make static.
2432 (mmix_libcall_value): New function.
2433 * config/mmix/mmix-protos.h (mmix_function_outgoing_value,
2434 mmix_function_value_regno_p): Remove declaration.
2436 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
2438 * tree.c (build_common_builtin_nodes): Always clear TREE_NOTHROW on
2439 BUILT_IN_ALLOCA if stack checking is enabled.
2441 2010-05-16 Richard Guenther <rguenther@suse.de>
2443 * var-tracking.c (vars_copy_1): Inline ...
2444 (vars_copy): ... here. Use FOR_EACH_HTAB_ELEMENT.
2445 (variable_union): Use FOR_EACH_HTAB_ELEMENT. Merge asserts.
2446 (variable_merge_over_cur): Adjust. Merge asserts.
2447 (variable_merge_over_src): Likewise.
2448 (dataflow_set_merge): Use FOR_EACH_HTAB_ELEMENT.
2449 (variable_post_merge_new_vals): Merge asserts.
2450 (variable_post_merge_perm_vals): Likewise.
2451 (find_mem_expr_in_1pdv): Likewise.
2452 (dataflow_set_different_value): Remove.
2453 (onepart_variable_different_p): Merge asserts.
2454 (variable_different_p): Likewise.
2455 (dataflow_set_different_1): Inline ...
2456 (dataflow_set_different): ... here. Use FOR_EACH_HTAB_ELEMENT.
2457 (emit_notes_for_differences_1): Merge asserts.
2459 2010-05-16 Richard Guenther <rguenther@suse.de>
2461 * lto-symtab.c (lto_symtab_entry_hash): Use IDENTIFIER_HASH_VALUE.
2462 * optabs.c (libfunc_decl_hash): Likewise.
2463 * varasm.c (emutls_decl): Likewise.
2465 2010-05-16 Steven Bosscher <steven@gcc.gnu.org>
2467 * c-decl.c: Don't include gimple.h.
2468 (merge_decls): Do not copy gimple_body.
2470 2010-05-15 Jason Merrill <jason@redhat.com>
2472 * c.opt: Add -fnothrow-opt.
2474 2010-05-15 Jan Hubicka <jh@suse.cz>
2476 * ipa-prop.c (ipa_prop_read_section): Add sanity check that node is
2478 * passes.c (ipa_write_summaries): Write all analyzed nodes.
2480 2010-05-15 Steven Bosscher <steven@gcc.gnu.org>
2482 * vecir.h: New file with VEC primitives for tree, gimple, and rtl.
2483 * Makefile.in: Add it.
2484 Fix all other Makefile dependencies for changes below.
2485 * tree.h: Include it instead of defining VEC primitives here.
2486 * gimple.h: Likewise.
2488 * tree-inline.h: Inlclude vecir.h instead of gimple.h.
2489 * except.h: Include vecir.h, break dependence on tree.h.
2491 * gimplify.c (append_to_statement_list_1, append_to_statement_list):
2493 * tree-iterator.c: ...to here.
2494 * tree-iterator.h: Fix file introduction comment. Add extern markers.
2496 * c-lex.c: Include fixed-value.h instead of rtl.h. Do not include
2498 * c-cppbuiltin.c: Explain why debug.h and tm_p.h are included.
2499 * c-objc-common.h: Do not include tm.h, rtl.h, insn-config.h,
2500 integrate.h, function.h, toplev.h, tree-inline.h, ggc.h,
2501 tree-mudflap.h, and target.h.
2502 * c-semantics.c: Do not include except.h, ggc.h, rtl.h, timevar.h,
2503 predict.h, tree-inline.h, gimple.h, and langhooks.h.
2504 * c-decl.c: Do not include expr.h, ggc.h, libfuncs.h, except.h.
2505 Add FIXME for why gimple.h is still included (should be unnecessary
2506 since GCC 4.5 gimplification unit-at-a-time).
2507 * c-typeck.c: Do not include rtl.h, tm_p.h, ggc.h, and gimple.h.
2508 * c-pragma.c: Add FIXME for why function.h needs to be included just
2509 for cfun, at front-end level.
2510 Add note that REGISTER_TARGET_PRAGMAS should probably be a target hook.
2511 Do not include ggc.h, but include vecprim.h for VEC(char).
2512 * c-opts.c: Do not include tm.h, tree-inline.h, and tm_p.h.
2513 Explain why target.h is included.
2514 * c-omp.h: Do not include tm.h, function.h, and bitmap.h.
2515 Explain why gimple.h is included.
2516 * c-ppoutput.c: Do not include tm.h.
2517 * c-common.c: Do not include gimple.h. Explain why expr.h is included.
2518 * c-parses.c: Explain why rtl.h is included, and that this (and only
2519 this) is also why tm.h must be included.
2520 Do not include except.h.
2521 * c-lang.c: Do not include ggc.h.
2523 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
2525 * targhooks.c (GO_IF_MODE_DEPENDENT_ADDRESS): Use CONST_CAST_RTX.
2527 2010-05-15 Joseph Myers <joseph@codesourcery.com>
2529 * c-decl.c (grokfield): Allow typedefs for anonymous structs and
2530 unions by default if those structs and unions have no tags. Do
2531 not condition anonymous struct and unions handling on flag_iso.
2532 Allow anonymous structs and unions for C1X.
2533 (finish_struct): Do not diagnose lack of named fields when
2534 anonymous structs and unions present for C1X. Accept flexible
2535 array members in structure with anonymous structs or unions but no
2536 directly named fields.
2537 * doc/extend.texi (Unnamed Fields): Update.
2539 2010-05-15 Eric Botcazou <ebotcazou@adacore.com>
2541 * gimple.h (compare_field_offset): Rename into...
2542 (gimple_compare_field_offset): ...this.
2543 * gimple.c (compare_field_offset): Rename into...
2544 (gimple_compare_field_offset): ...this. Compare the full access if
2545 the offset is self-referential.
2546 (gimple_types_compatible_p): Adjust for above renaming.
2547 * lto-streamer-in.c (input_gimple_stmt): Likewise. Also compare the
2548 DECL_NONADDRESSABLE_P flag of fields before merging them.
2550 2010-05-15 Nathan Froyd <froydnj@codesourcery.com>
2552 * tree.h (ctor_to_list): Delete.
2553 * tree.c (ctor_to_list): Delete.
2555 2010-05-15 Jan Hubicka <jh@suse.cz>
2557 * ipa-reference.c: Include toplev.h
2558 (is_proper_for_analysis): Only add to all_module_statics
2560 (write_node_summary_p, stream_out_bitmap,
2561 ipa_reference_write_optimization_summary,
2562 ipa_reference_read_optimization_summary): New.
2563 (struct ipa_opt_pass_d pass_ipa_reference): Add
2564 optimization summary streaming.
2565 * lto-cgraph.c (referenced_from_this_partition_p,
2566 reachable_from_this_partition_p): New functions.
2567 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
2568 call_may_clobber_ref_p_1): Ask ipa-reference even for public vars.
2569 * opts.c (decode_options): Enable ipa_reference.
2570 * Makefile.in (ipa-reference.o): Add toplev.h dependency.
2571 * lto-streamer.h (referenced_from_this_partition_p,
2572 reachable_from_this_partition_p): Declare.
2574 2010-05-15 Richard Guenther <rguenther@suse.de>
2576 PR tree-optimization/44038
2577 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Avoid
2578 taking the address of a V_C_E of a constant.
2580 2010-05-14 Jan Hubicka <jh@suse.cz>
2582 * tree.h (memory_identifier_string): Remove.
2583 * ipa-reference.c: Update comment; do not include gt-ipa-reference.h
2584 (ipa_reference_global_vars_info_d): Remove statics_not_read and
2585 statics_not_written.
2586 (ipa_reference_optimization_summary_d): New structure.
2587 (ipa_reference_optimization_summary_t): New type and vector.
2588 (ipa_reference_vars_info_d): Embedd structures instead of using
2590 (reference_vars_to_consider): Remove out of GGC space.
2591 (module_statics_escape): Remove.
2592 (global_info_obstack): Rename to ...
2593 (optimization_summary_obstack): ... this one.
2594 (initialization_status_t): Remove.
2595 (memory_identifier_string): Remove.
2596 (get_reference_vars_info): Fix indenting.
2597 (set_reference_vars_info): Likewise.
2598 (get_reference_optimization_summary): New.
2599 (set_reference_optimization_summary): New.
2600 (get_global_reference_vars_info): Remove.
2601 (ipa_reference_get_read_global): Remove.
2602 (ipa_reference_get_written_global): Remove.
2603 (ipa_reference_get_not_read_global): Update.
2604 (ipa_reference_get_not_written_global): Update.
2605 (is_proper_for_analysis): Outlaw addressable.
2606 (propagate_bits): Update for new datastructures.
2607 (analyze_variable): Remove.
2608 (init_function_info): Update for new datastructures.
2609 (clean_function_local_data): Remove.
2610 (clean_function): Remove.
2611 (copy_global_bitmap): Use optimizations_summary_obstack.
2612 (duplicate_node_data): Duplicate optimization summary only.
2613 (remove_node_data): Remove optimization summary only.
2614 (generate_summary): Do not analyze variables; do not compute
2615 module_statics_escape; do not prune solutions by it.
2616 (read_write_all_from_decl): Fix typos in comments.
2617 (propagate): Doscover readonly and nonaddressable first;
2618 update for new datastructures; share global bitmaps.
2619 * ipa-reference.h (ipa_reference_get_read_global,
2620 ipa_reference_get_written_global): Remove.
2621 * ipa-pure-const.c (check_stmt): Do not use memory_identifier_string.
2622 * Makefile.in: Remove ipa-refereference from GT files.
2624 2010-05-14 Jakub Jelinek <jakub@redhat.com>
2627 * dwarf2out.c (resolve_one_addr): Check TREE_ASM_WRITTEN
2628 for all SYMBOL_REF_DECLs.
2630 2010-05-14 Jan Hubicka <jh@suse.cz>
2632 * cgraph.h (ipa_discover_readonly_nonaddressable_vars): Declare.
2633 (varpool_all_refs_explicit_p): New inline function.
2634 * ipa-reference.c: Update comment.
2635 (module_statics_written): Remove.
2636 (get_static_decl): Remove.
2637 (ipa_init): Do not initialize module_statics_written.
2638 (analyze_function): Likewise.
2639 (generate_summary): Likewise; do not compute module_statics_readonly
2640 and do not update variable flags.
2641 (propagate): Call ipa_discover_readonly_nonaddressable_vars.
2642 * ipa.c: Inlucde flags.h
2643 (cgraph_local_node_p): New.
2644 (cgraph_remove_unreachable_nodes): Return early when not optimizing;
2645 promote functions to local.
2646 (ipa_discover_readonly_nonaddressable_vars): New function.
2647 (function_and_variable_visibility): Use cgraph_local_node_p.
2648 * varpool.c (varpool_finalize_decl): Set force_output for
2649 DECL_PRESERVE_P vars.
2651 2010-05-14 Jan Hubicka <jh@suse.cz>
2653 * ipa.c (cgraph_remove_unreachable_nodes): Revert accidental commit.
2655 2010-05-14 Richard Guenther <rguenther@suse.de>
2657 PR tree-optimization/44119
2658 * tree-ssa-pre.c (eliminate): Properly mark replacement of
2659 a PHI node necessary.
2661 2010-05-14 Eric Botcazou <ebotcazou@adacore.com>
2663 * tree.h (TREE_ADDRESSABLE): Remove bogus usage for FIELD_DECL.
2665 2010-05-14 Jason Merrill <jason@redhat.com>
2668 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
2669 (gimple_call_set_nothrow): New.
2670 * gimple.c (gimple_build_call_from_tree): Call it.
2671 (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
2674 * gimplify.c (gimplify_seq_add_stmt): No longer static.
2675 * gimple.h: Declare it.
2676 * gimple.c (gimple_build_eh_filter): No ops.
2678 2010-05-14 Jan Hubicka <jh@suse.cz>
2680 * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue
2681 nodes already in queue.
2682 (cgraph_remove_unreachable_nodes): Cleanup; fix problem with
2685 2010-05-14 Jakub Jelinek <jakub@redhat.com>
2688 * cfgexpand.c (expand_debug_expr): If non-memory op0
2689 has BLKmode, return NULL.
2691 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com>
2693 * config.gcc: Add support for --with-cpu option for bdver1.
2694 * config/i386/i386.h (TARGET_BDVER1): New macro.
2695 (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
2696 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
2697 (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
2698 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
2699 Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
2700 (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
2701 (processor_type): Add PROCESSOR_BDVER1.
2702 * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
2703 processor_type in config/i386/i386.h.
2704 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
2705 movaps <reg, reg> instead of movapd <reg, reg> when replacing
2706 movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
2707 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
2708 to emit packed xor instead of packed double/packed integer
2709 xor for SSE and AVX when moving a zero value.
2710 * config/i386/sse.md: Add check for
2711 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movaps instead of
2712 movapd/movdqa for SSE and AVX.
2713 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed
2714 single logical operations i.e and, or and xor instead of packed double
2715 logical operations for SSE and AVX.
2716 * config/i386/i386-c.c (ix86_target_macros_internal):
2717 Add PROCESSOR_BDVER1.
2718 * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
2719 (has_fma4, has_xop): New.
2720 * config/i386/i386.c (bdver1_cost): New variable.
2721 (m_BDVER1): New macro.
2722 (m_AMD_MULTIPLE): Add m_BDVER1.
2723 (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
2724 x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
2725 x86_tune_use_simode_fiop, x86_tune_promote_qimode,
2726 x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
2727 x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
2728 x86_tune_sse_partial_reg_dependency,
2729 x86_tune_sse_unaligned_load_optimal,
2730 x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
2731 x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
2732 x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
2733 x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
2734 x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
2735 Enable/disable for bdver1.
2736 (processor_target_table): Add bdver1_cost.
2737 (cpu_names): Add bdver1.
2738 (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
2739 processor_alias_table.
2740 (ix86_expand_vector_move_misalign): Change.
2741 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
2742 Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
2743 Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
2744 of movupd/movdqu for SSE and AVX.
2745 (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
2746 (ix86_tune_adjust_cost): Add code for bdver1.
2747 (standard_sse_constant_opcode): Add check for
2748 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
2749 of packed double xor for SSE and AVX.
2751 2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
2753 * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
2756 2010-05-14 Tristan Gingold <gingold@adacore.com>
2758 * toplev.c (default_debug_hooks): Remove this variable.
2759 (process_options): Remove assignments to default_debug_hooks.
2761 2010-05-14 Martin Jambor <mjambor@suse.cz>
2763 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
2764 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
2765 * langhooks.h (struct lang_hooks_for_decls): Removed field
2767 * tree.c (free_lang_data): Remove assignment to
2768 lang_hooks.fold_obj_type_ref.
2769 * tree.def (OBJ_TYPE_REF): Update comment.
2771 2010-05-14 Richard Guenther <rguenther@suse.de>
2773 PR tree-optimization/44124
2774 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
2776 2010-05-14 Alan Modra <amodra@gmail.com>
2779 * config/rs6000/rs6000.c (struct machine_function): Reorder
2780 fields for better packing. Add lr_save_state.
2781 (rs6000_ra_ever_killed): Return lr_save_state if set.
2782 (rs6000_emit_eh_reg_restore): Set lr_save_state.
2784 2010-05-13 Jan Hubicka <jh@suse.cz>
2786 * varpool.c (decide_is_variable_needed): Drop code checking
2787 TREE_SYMBOL_REFERENCED.
2789 2010-05-13 Jan Hubicka <jh@suse.cz>
2791 * final.c (output_addr_const): Do not call mark_decl_referenced.
2792 * cgraphunit.c (process_function_and_variable_attributes): Use
2793 mark_needed_node dirrectly.
2794 (assemble_thunk): Do not call mark_decl_referenced.
2796 2010-05-13 Anatoly Sokolov <aesok@post.ru>
2798 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
2800 2010-05-13 Jeff Law <law@redhat.com>
2802 * ira-conflicts.c (print_allocno_conflicts): New function broken out
2804 (print_conflicts): Call print_allocno_conflicts.
2806 2010-05-13 Jakub Jelinek <jakub@redhat.com>
2809 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
2812 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
2814 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
2815 t-mingw-w64 or t-mingw-w32 for multilib configuration.
2816 * config/i386/t-mingw-w32: New.
2817 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
2819 2010-05-13 Martin Jambor <mjambor@suse.cz>
2821 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
2823 * gimple-fold.c (get_base_binfo_for_type): New function.
2824 (gimple_get_relevant_ref_binfo): Likewise.
2825 (gimple_fold_obj_type_ref_known_binfo): Likewise.
2826 (gimple_fold_obj_type_ref): Likewise.
2827 (fold_gimple_call): Simplify condition for folding virtual calls
2828 and call gimple_fold_obj_type_ref.
2829 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
2830 (gimple_fold_obj_type_ref_known_binfo): Likewise.
2832 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
2834 * config/rs6000/rs6000-protos.h
2835 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
2836 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
2837 (rs6000_debug_mode_dependent_address)
2838 (rs6000_mode_dependent_address_ptr): Likewise.
2840 2010-05-13 Jakub Jelinek <jakub@redhat.com>
2843 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
2845 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
2846 * tree-sra.c (create_access_replacement): Call unshare_expr before
2847 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from it.
2848 * dwarf2out.c: Include tree-flow.h.
2849 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
2850 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
2851 Handle DW_OP_bit_piece.
2852 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
2853 construct_piece_list, adjust_piece_list): New functions.
2854 (add_var_loc_to_decl): Handle SRA optimized variables.
2855 Adjust for var_loc_note to loc field renaming.
2856 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
2857 in VAR_LOCATION note.
2858 (new_loc_descr_op_bit_piece): New function.
2859 (dw_sra_loc_expr): New function.
2860 (dw_loc_list): Use it. Don't handle the last range after the
2861 loop, handle it inside of the loop. Adjust for var_loc_note
2862 to loc field renaming.
2863 (add_location_or_const_value_attribute): Only special case
2864 single entry loc lists if loc is NOTE_P. Adjust for
2865 var_loc_note to loc field renaming.
2866 (dwarf2out_var_location): Don't set newloc->var_loc_note
2867 and newloc->next here.
2869 2010-05-12 Jan Hubicka <jh@suse.cz>
2871 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
2873 * cgraph.h (cgraph_only_called_directly_p,
2874 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
2875 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
2876 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
2878 * ipa.c (cgraph_remove_unreachable_nodes): Use
2879 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
2881 * tree-inline.c (copy_bb): Check address_taken flag.
2882 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
2883 externally_visible flag.
2885 2010-05-12 Jason Merrill <jason@redhat.com>
2889 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
2890 * sdbout.c (plain_type_1): Likewise.
2891 * dwarf2out.c (is_base_type): Likewise.
2892 (gen_type_die_with_usage): Likewise. Generate
2893 DW_TAG_unspecified_type for any LANG_TYPE.
2895 2010-05-12 Jan Hubicka <jh@suse.cz>
2897 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
2899 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
2900 (cgraph_clone_edge): Update.
2901 (cgraph_node_remove_callees): Remove indirect calls too.
2902 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
2903 (cgraph_create_indirect_edge): Update prototype.
2904 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
2905 is_proper_for_analysis.
2906 (add_new_function, visited_nodes, function_insertion_hook_holder,
2907 get_local_reference_vars_info, mark_address_taken, mark_address,
2908 mark_load, mark_store, check_asm_memory_clobber, check_call,
2909 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
2910 (ipa_init): Do not initialize visited_nodes;
2911 function_insertion_hook_holder.
2912 (analyze_variable): Rewrite.
2913 (analyze_function): Rewrite.
2914 (copy_local_bitmap): Remove.
2915 (duplicate_node_dat): Do not duplicate local info.
2916 (generate_summary): Simplify to only walk cgraph.
2917 (write_node_summary_p, ipa_reference_write_summary,
2918 ipa_reference_read_summary): Remove.
2919 (propagate): Do not remove function insertion;
2921 (pass_ipa_reference): NULLify summary handling fields.
2922 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
2923 (input_edge): Input ecf_flags.
2924 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
2925 (update_indirect_edges_after_inlining): Ignore edges with unknown
2928 2010-05-12 Sriraman Tallam <tmsriram@google.com>
2930 * implicit-zee.c: New file.
2931 * tree-pass.h (pass_implicit_zee): Declare.
2932 * passes.c (init_optimization_passes): Add zee pass.
2933 * common.opt (fzee): New flag.
2934 * timevar.def (TV_ZEE): Define.
2935 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
2937 * Makefile.in (implicit-zee.o): Add new build file.
2939 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
2940 Nathan Froyd <froydnj@codesourcery.com>
2942 * c-common.c (sync_resolve_params): Remove write-only variable.
2944 2010-05-12 Anatoly Sokolov <aesok@post.ru>
2946 * target.h (struct gcc_target): Add mode_dependent_address_p field.
2947 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
2948 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
2949 * targhooks.c (default_mode_dependent_address_p): New function.
2950 * targhooks.h (default_mode_dependent_address_p): Declare function.
2951 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
2952 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
2953 * recog.c (mode_dependent_address_p): Call mode_dependent_address_p
2954 target hook. Change return type to bool.
2955 * recog.h (mode_dependent_address_p): Change return type to bool.
2957 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
2958 Nathan Froyd <froydnj@codesourcery.com>
2960 * tree-mudflap.c (build_function_type_0, build_function_type_1,
2961 build_function_type_2, build_function_type_3): Remove.
2962 (mudflap_init): Use build_function_type_list.
2964 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
2965 Nathan Froyd <froydnj@codesourcery.com>
2967 * coverage.c (build_fn_info_value): Call build_constructor instead of
2968 build_constructor_from_list.
2969 (build_ctr_info_value): Likewise.
2970 (build_gcov_info): Likewise.
2972 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
2974 * tree.c (build_constructor): Compute TREE_CONSTANT for the
2975 resultant constructor.
2976 (build_constructor_single): Don't set TREE_CONSTANT.
2977 (build_constructor_from_list): Don't compute TREE_CONSTANT.
2979 2010-05-12 Jan Hubicka <jh@suse.cz>
2981 * cgraph.h (struct varpool_node): Add aux.
2982 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
2983 * varpool.c (varpool_remove_node): Do not remove initializer.
2984 (varpool_reset_queue): Export.
2985 (varpool_finalize_decl): Volatile vars are forced to be output.
2986 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
2988 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
2989 process_references, varpool_can_remove_if_no_refs): New functions.
2990 (cgraph_remove_unreachable_nodes): Handle variables too.
2992 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
2995 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
2997 2010-05-12 Jakub Jelinek <jakub@redhat.com>
3000 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
3001 change value of ORT_TASK.
3002 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
3003 (omp_notice_threadprivate_variable): New function.
3004 (omp_notice_variable): Call it for threadprivate variables.
3005 If enclosing ctx is a task, print enclosing task rather than
3006 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
3007 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
3008 if task has untied clause.
3011 * dwarf2out.c (base_type_die): Don't add name attribute here.
3012 (modified_type_die): Instead of sizetype use
3013 its underlying original type. If a DW_TAG_base_type doesn't
3014 have name added, add __unknown__.
3015 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
3016 always call force_type_die instead.
3018 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
3020 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
3021 for __stack_chk_guard.
3023 2010-05-11 Jakub Jelinek <jakub@redhat.com>
3025 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
3026 don't call start_source_file debug hook here...
3027 (finish_options): ... but here, after outputting predefined and
3028 command line defines and undefs.
3031 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
3033 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
3034 optimizing away empty bb with no successors, move over its
3035 footer chain to fallthru predecessor.
3036 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
3037 (rtl_split_edge): For asm goto call patch_jump_insn even if
3038 splitting fallthru edge.
3041 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
3042 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
3043 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
3044 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
3048 * c-parser.c (c_parser_expression): Mark LHS of a comma
3049 expression as read if it is a decl, handled component or
3050 COMPOUND_EXPR with that on the RHS.
3051 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
3052 if it is a decl or handled component.
3054 2010-05-11 Jan Hubicka <jh@suse.cz>
3056 * lto-symtab.c (lto_symtab_free): New function.
3057 * lto-streamer.h (lto_symtab_free): Declare.
3059 2010-05-11 Jan Hubicka <jh@suse.cz>
3061 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
3062 that if function is needed it is reachable.
3063 (lto_output_node): See if it the function is reachable or referenced.
3064 (output_cgraph): Update call of lto_output_node.
3065 * lto-streamer.h (reachable_from_other_partition_p): Declare.
3067 2010-05-11 Jan Hubicka <jh@suse.cz>
3069 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
3072 2010-05-11 Jan Hubicka <jh@suse.cz>
3074 PR tree-optimize/44063
3075 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
3077 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
3079 (estimate_function_body_sizes): Compute sizes even when disregarding.
3081 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
3083 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
3085 2010-05-11 Jan Hubicka <jh@suse.cz>
3087 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
3088 into every boundary.
3090 2010-05-11 Jan Hubicka <jh@suse.cz>
3092 * matrix-reorg.c (matrix_reorg): Rebuild edges.
3094 2010-05-11 Jan Hubicka <jh@suse.cz>
3096 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
3097 lto_streamer_cache_delete): Put nodes into heap.
3098 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
3101 2010-05-11 Jan Hubicka <jh@suse.cz>
3103 * cgraphbuild.c (cgraph_rebuild_references): New.
3104 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
3106 * cgraph.h (cgraph_rebuild_references): Declare.
3107 * tree-inline.c (tree_function_versioning): Use it.
3108 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
3110 2010-05-11 Jan Hubicka <jh@suse.cz>
3112 * cgraph.c: Include ipa-utils.h
3113 (cgraph_create_virtual_clone): Update references.
3114 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
3116 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
3118 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
3119 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
3122 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
3124 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
3126 2010-05-11 Jakub Jelinek <jakub@redhat.com>
3128 * gcc.c (execute): For -### don't quote arguments that
3129 contain just alphanumerics and _/-. characters.
3130 * doc/invoke.texi: Document that change for -###.
3133 * df-problems.c (struct dead_debug): Add to_rescan field.
3134 (dead_debug_init): Clear to_rescan field.
3135 (dead_debug_finish): Rescan all debug insns in to_rescan
3136 bitmap and free the bitmap.
3137 (dead_debug_insert_before): Instead of rescanning debug insns
3138 immediately queue their rescanning until dead_debug_finish.
3139 (df_note_bb_compute): After dead_debug_add do continue instead
3142 2010-05-10 Jakub Jelinek <jakub@redhat.com>
3145 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
3146 clear also INSN_REG_USE_LIST.
3148 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3150 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
3152 2010-05-10 Jan Hubicka <jh@suse.cz>
3154 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
3157 2010-05-10 Jan Hubicka <jh@suse.cz>
3159 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
3161 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
3162 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
3163 (lto_streamer_cache_create): Init alloc pool.
3164 (lto_streamer_cache_delete): Free alloc pool.
3165 * lto-streamer.h: Include alloc pool.
3166 (lto_streamer_cache_d): Use alloc pool.
3167 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
3169 2010-05-10 Jan Hubicka <jh@suse.cz>
3171 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
3172 * cgraphbuild.c: Include except.h
3173 (record_type_list, record_eh_tables): New function.
3174 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
3176 2010-05-10 Jan Hubicka <jh@suse.cz>
3178 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
3179 __frame_dummy_init_array_entry, force_to_data): Attribute as used
3182 2010-05-10 Michael Matz <matz@suse.de>
3184 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
3185 (can_reassociate_p): Use FLOAT_TYPE_P.
3186 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
3187 (vect_force_simple_reduction): ... this.
3188 * tree-parloops.c (gather_scalar_reductions): Use
3189 vect_force_simple_reduction.
3190 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
3191 vect_is_simple_reduction, add modify argument, if true rewrite
3192 "a-b" into "a+(-b)".
3193 (vect_is_simple_reduction, vect_force_simple_reduction): New
3195 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
3197 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
3198 Vladimir Makarov <vmakarov@redhat.com>
3200 PR rtl-optimization/44012
3201 * ira-build.c (remove_unnecessary_allocnos): Nullify
3202 regno_allocno_map of the removed allocno.
3204 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3206 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
3208 * configure: Regenerate.
3210 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3212 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
3214 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
3215 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
3217 * configure: Regenerate.
3219 2010-05-10 Richard Guenther <rguenther@suse.de>
3221 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
3222 marked if the entry identifier is marked.
3224 2010-05-10 Richard Guenther <rguenther@suse.de>
3226 * c-common.c (struct c_common_attributes): Add fnspec attribute.
3227 (handle_fnspec_attribute): New function.
3228 * gimple.h (gimple_call_return_flags): Declare.
3229 (gimple_call_arg_flags): Likewise.
3230 * gimple.c (gimple_call_arg_flags): New function.
3231 (gimple_call_return_flags): Likewise.
3232 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
3234 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
3236 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
3237 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
3239 (make_heapvar_for): ... this new function.
3240 (handle_rhs_call): Handle fnspec attribute argument specifiers.
3241 (handle_lhs_call): Likewise.
3242 (find_func_aliases): Adjust.
3244 2010-05-10 Richard Guenther <rguenther@suse.de>
3246 PR tree-optimization/44050
3247 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
3249 2010-05-10 Wei Guozhi <carrot@google.com>
3252 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
3254 2010-05-09 Joseph Myers <joseph@codesourcery.com>
3257 * c-typeck.c (lookup_field): Take a type directly. Update
3259 (build_component_ref): Update call to lookup_field.
3260 (set_init_label): Use lookup_field to find initialized field.
3261 Handle returned list of fields like a sequence of designators.
3263 2010-05-09 Richard Guenther <rguenther@suse.de>
3266 * fold-const.c (tree_single_nonzero_warnv_p): Properly
3267 handle &FUNCTION_DECL.
3269 2010-05-09 Joseph Myers <joseph@codesourcery.com>
3272 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
3273 structures and unions recursively.
3274 (detect_field_duplicates): Move duplicate detection with a hash to
3275 detect_field_duplicates_hash. Always use a hash if anonymous
3276 structures or unions are present.
3277 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
3280 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
3283 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
3284 detect Atom, Core 2 and Core i7.
3286 2010-05-09 Richard Guenther <rguenther@suse.de>
3288 * gcc.c (store_arg): Handle temporary file deletion for
3291 2010-05-09 Richard Guenther <rguenther@suse.de>
3294 * ipa-inline.c (estimate_function_body_sizes): Return after
3295 disregarding inline limits.
3297 2010-05-09 Richard Guenther <rguenther@suse.de>
3299 * gcc.c (store_arg): Revert last change.
3301 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
3304 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
3305 (optimize_ops_list): Call it.
3307 2010-05-08 Richard Guenther <rguenther@suse.de>
3309 PR tree-optimization/44030
3310 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
3311 NECESSARY flag if we propagate from a inserted expression.
3313 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
3315 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
3316 domain types as equal if they are both PLACEHOLDER_EXPRs.
3318 2010-05-08 Richard Guenther <rguenther@suse.de>
3320 * lto-wrapper.c (run_gcc): Remove linker output from
3321 command line for LTRANS invocation.
3323 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
3325 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
3326 lto-macho as lto_binary_reader.
3327 * target.h (struct gcc_target): New hooks lto_start and lto_end.
3328 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
3329 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
3330 in lto_start and lto_end calls.
3331 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
3333 (scan_prog_file): Update is_elf_or_coff call.
3334 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
3336 * collect2.c (main): Fix enum comparison.
3338 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
3340 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
3341 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
3342 and TARGET_ASM_LTO_END.
3343 * darwin.c: Include obstack.h and lto-streamer.h.
3344 (lto_section_names_offset, lto_section_names_obstack,
3345 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
3347 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
3348 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
3349 to a temporary file.
3350 (darwin_asm_lto_end): New function. Restore asm_out_file.
3351 (darwin_asm_named_section): For LTO sections, replace the name with
3352 the offset of the section name in a string table, and build this
3354 (darwin_file_start): Initialize global vars for LTO support.
3355 (darwin_file_end): If output to asm_out_file was redirected, append it
3356 to the proper asm_out_file here. Add the section names section.
3358 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
3360 * c-pragma.c (pending_weak_d, pending_weak): New.
3361 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
3362 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
3363 handle_pragma_weak): Update the uses of pending_weaks.
3365 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3367 PR documentation/44016
3368 * doc/standards.texi (Standards): Link to unversioned
3369 cxx0x_status.html page.
3371 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
3374 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
3375 in addition to TREE_USED, to avoid "set but unused" warnings.
3377 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
3379 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
3380 (is_loop_prefetching_profitable): Do not insert prefetches
3381 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
3382 times the prefetch ahead distance.
3384 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
3386 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
3387 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
3388 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
3391 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
3393 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
3394 a diagnostic info when the insn-to-mem ratio is too small.
3396 2010-05-07 Richard Guenther <rguenther@suse.de>
3398 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
3400 (store_arg): Queue temp_filename for deletion instead of
3403 2010-05-07 Richard Guenther <rguenther@suse.de>
3405 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
3406 (run_gcc): Handle LTRANS phase invocation.
3407 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
3409 2010-05-07 Jakub Jelinek <jakub@redhat.com>
3411 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
3412 this is also meaningful on PARM_DECLs and RESULT_DECLs.
3414 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3416 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
3418 2010-05-07 Richard Guenther <rguenther@suse.de>
3420 PR tree-optimization/44020
3421 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
3422 code when PRE is not yet initialized.
3424 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3426 * config/mips/dbxmdebug.h: Remove.
3427 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
3429 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
3431 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
3432 with null pointer and also warn about ordered comparison of zero with
3435 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
3437 * graphite-blocking.c
3438 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
3439 * graphite-clast-to-gimple.c
3440 (clast_to_gcc_expression): Same.
3441 (precision_for_value): Same.
3442 (precision_for_interval): Same.
3443 (gcc_type_for_interval): Same.
3444 (graphite_create_new_guard): Same.
3445 (compute_bounds_for_level): Same.
3446 (graphite_create_new_loop_guard): Same.
3447 * graphite-interchange.c
3448 (build_linearized_memory_access): Same.
3449 (pdr_stride_in_loop): Same.
3450 (memory_strides_in_loop_1): Same.
3451 (memory_strides_in_loop): Same.
3452 (extend_scattering): Same.
3453 (psct_scattering_dim_for_loop_depth): Same.
3454 (pbb_number_of_iterations): Same.
3456 (debug_iteration_domains): Same.
3458 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
3459 (ppl_set_inhomogeneous_gmp): Same.
3460 (ppl_strip_loop): Same.
3461 (ppl_lexico_compare_linear_expressions): Same.
3462 (ppl_read_polyhedron_matrix): Same.
3463 (ppl_max_for_le_pointset): Same.
3465 (ppl_read_polyhedron_matrix): Same.
3466 (tree_int_to_gmp): Same.
3467 (gmp_cst_to_tree): Same.
3468 (ppl_set_inhomogeneous): Same.
3469 (ppl_set_inhomogeneous_tree): Same.
3470 (ppl_set_coef): Same.
3471 (ppl_set_coef_tree): Same.
3472 * graphite-sese-to-poly.c
3473 (build_pbb_scattering_polyhedrons): Same.
3474 (build_scop_scattering): Same.
3475 (scan_tree_for_params_right_scev): Same.
3476 (scan_tree_for_params): Same.
3477 (find_params_in_bb): Same.
3478 (find_scop_parameters): Same.
3479 (add_upper_bounds_from_estimated_nit): Same.
3480 (build_loop_iteration_domains): Same.
3481 (add_condition_to_domain): Same.
3482 (pdr_add_memory_accesses): Same.
3484 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
3486 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
3487 CLooG's value_* macros to their respective mpz_* counterparts.
3488 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
3489 (graphite_create_new_loop_guard): Same.
3490 * graphite-interchange.c (build_linearized_memory_access): Same.
3491 (pdr_stride_in_loop): Same.
3492 (memory_strides_in_loop_1): Same.
3493 (1st_interchange_profitable_p): Same.
3494 * graphite-poly.c (extend_scattering): Same.
3495 (psct_scattering_dim_for_loop_depth): Same.
3496 (pbb_number_of_iterations): Same.
3497 (pbb_number_of_iterations_at_time): Same.
3498 * graphite-poly.h (new_1st_loop): Same.
3499 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
3500 (oppose_constraint): Same.
3501 (insert_constraint_into_matrix): Same.
3502 (ppl_set_inhomogeneous_gmp): Same.
3503 (ppl_set_coef_gmp): Same.
3504 (ppl_strip_loop): Same.
3505 (ppl_lexico_compare_linear_expressions): Same.
3506 (ppl_max_for_le_pointset): Same.
3507 (ppl_min_for_le_pointset): Same.
3508 (ppl_build_realtion): Same.
3509 * graphite-ppl.h (gmp_cst_to_tree): Same.
3510 (ppl_set_inhomogeneous): Same.
3511 (ppl_set_inhomogeneous_tree): Same.
3512 (ppl_set_coef): Same.
3513 (ppl_set_coef_tree): Same.
3514 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
3515 (build_scop_scattering): Same.
3516 (add_value_to_dim): Same.
3517 (scan_tree_for_params_right_scev): Same.
3518 (scan_tree_for_params_int): Same.
3519 (scan_tree_for_params): Same.
3520 (find_params_in_bb): Same.
3521 (find_scop_parameters): Same.
3522 (add_upper_bounds_from_estimated_nit): Same.
3523 (build_loop_iteration_domains): Same.
3524 (create_linear_expr_from_tree): Same.
3525 (add_condition_to_domain): Same.
3526 (pdr_add_memory_accesses): Same.
3528 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
3529 Jason Merrill <jason@redhat.com>
3531 * c-common.c (c_common_reswords): Add nullptr.
3532 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
3533 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
3534 (gen_type_die_with_usage): Likewise.
3535 * dbxout.c (dbxout_type): Likewise.
3536 * sdbout.c (plain_type_1): Likewise.
3538 2010-05-06 Jason Merrill <jason@redhat.com>
3540 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
3541 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
3543 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
3545 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
3546 stripping WITH_SIZE_EXPR.
3547 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
3550 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3552 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
3553 list of obsolete configurations.
3554 Disabled check for obsolete configurations.
3555 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
3556 Removed support for previous versions.
3557 * config/mips/iris.h: Removed.
3558 * config/mips/iris5.h: Removed.
3559 * config/mips/iris6.h: Merged old iris.h contents.
3560 (TARGET_IRIX): Removed.
3561 (DRIVER_SELF_SPECS): Removed mabi=32.
3562 (IDENT_ASM_OP): Removed undef.
3563 (STARTFILE_SPEC): Removed mabi=32.
3564 (ENDFILE_SPEC): Likewise.
3565 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
3566 (MACHINE_TYPE): Update for IRIX 6.5.
3567 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
3568 TARGET_IRIX by TARGET_IRIX6.
3569 (mips_file_start): Likewise.
3570 (mips_output_external): Remove IRIX 5/6 O32 support.
3571 (mips_output_function_prologue): Likewise.
3572 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
3574 (TARGET_CPU_CPP_BUILTINS): Likewise.
3575 (TARGET_IRIX): Removed.
3576 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
3577 (MULTILIB_DIRNAMES): Removed 32.
3578 (MULTILIB_OSDIRNAMES): Removed ../lib.
3579 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
3580 (Specific, mips-sgi-irix5): Document removal.
3581 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
3582 Remove references to older IRIX 6 releases and the O32 ABI.
3584 2010-05-06 Jakub Jelinek <jakub@redhat.com>
3587 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
3588 instead of DF_REF_REAL_REG.
3590 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
3593 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
3594 handling to still return true for x64 targets.
3596 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
3598 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
3600 2010-05-06 Jan Hubicka <jh@suse.cz>
3602 PR tree-optimization/43791
3603 * ipa-inline.c (update_caller_keys): Remove bogus
3604 disregard_inline_limits check.
3606 2010-05-06 Michael Matz <matz@suse.de>
3608 PR tree-optimization/43984
3609 * tree-ssa-pre.c (inserted_phi_names): Remove.
3610 (inserted_exprs): Change to bitmap.
3611 (create_expression_by_pieces): Set bits, don't append to vector.
3612 (insert_into_preds_of_block): Don't handle inserted_phi_names.
3613 (eliminate): Don't look at inserted_phi_names, remove deleted
3614 insns from inserted_exprs.
3615 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
3616 (init_pre, fini_pre): Allocate and free bitmaps.
3617 (execute_pre): Insert insns on edges before elimination.
3619 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
3621 * tree.c (initializer_zerop): Handle STRING_CST.
3623 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
3626 * doc/invoke.texi (Wimplicit): Document as C only.
3627 * opts.c (common_handle_option): Add argument kind.
3628 (handle_option): Rename as read_cmdline_option. Factor out code to...
3629 (handle_option): ... here. New.
3630 (handle_options): Rename as read_cmdline_options.
3631 (decode_options): Update call.
3632 (set_option): Use option index instead of option pointer. Classify
3633 diagnostics correctly.
3634 (enable_warning_as_error): Call handle_option.
3635 * opts.h (set_option): Update declaration.
3636 (handle_option): Declare.
3637 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
3638 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
3639 * c-opts.c (set_Wimplicit): Delete.
3640 (c_family_lang_mask): New static constant.
3641 (c_common_handle_option): Add argument kind. Use handle_option
3642 instead of set_Wimplicit.
3643 (c_common_post_options): warn_implicit and warn_implicit_int
3644 are disabled by default.
3645 * c-common.c (warn_implicit): Do not define here.
3646 * c-common.h (warn_implicit): Do not declare here.
3647 (c_common_handle_option): Update declaration.
3648 * lto-opts.c (lto_reissue_options): Update call to set_option.
3650 2010-05-06 Richard Guenther <rguenther@suse.de>
3652 PR tree-optimization/43571
3653 * domwalk.c (walk_dominator_tree): Walk the dominator
3654 sons in more optimal order.
3656 2010-05-06 Richard Guenther <rguenther@suse.de>
3658 PR tree-optimization/43934
3659 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
3660 (stmt_cost): Likewise.
3661 (extract_true_false_args_from_phi): New helper.
3662 (determine_max_movement): For PHI nodes verify we can hoist them
3663 and compute their cost.
3664 (determine_invariantness_stmt): Handle PHI nodes.
3665 (move_computations_stmt): Likewise. Hoist PHI nodes in
3666 if-converted form using COND_EXPRs.
3667 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
3668 (tree_ssa_lim): Likewise.
3669 * tree-flow.h (tree_ssa_lim): Adjust prototype.
3670 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
3672 2010-05-06 Richard Guenther <rguenther@suse.de>
3674 PR tree-optimization/43987
3675 * tree-ssa-structalias.c (could_have_pointers): For possibly
3676 address-taken variables force pointers to be recorded.
3677 (create_variable_info_for_1): Likewise.
3678 (push_fields_onto_fieldstack): Pass in wheter all fields
3680 (find_func_aliases): Query types instead of vars whether
3681 they contain pointers where appropriate.
3683 2010-05-06 Jan Hubicka <jh@suse.cz>
3685 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
3686 (record_reference, mark_address, mark_load, mark_store): Record
3688 (record_references_in_initializer): Update call of record_references.
3689 (rebuild_cgraph_edges): Remove all references before rebuiding.
3690 * cgraph.c (cgraph_create_node): Clear ref list.
3691 (cgraph_remove_node): Remove references.
3692 (dump_cgraph_node): Dump references.
3693 (cgraph_clone_node): Clone references.
3694 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
3695 (struct cgraph_node, varpool_node): Add ref_lst.
3696 * ipa-ref.c: New file.
3697 * ipa-ref.h: New file.
3698 * ipa-ref-inline.h: New file.
3699 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
3700 (referenced_from_other_partition_p): New function.
3701 (lto_output_varpool_node): Take set arugment; call
3702 referenced_from_other_partition.
3703 (lto_output_ref): New.
3704 (add_references): New.
3706 (output_cgraph): Compute boundary based on references; output refs.
3707 (output_varpool): Accept cgraph_node_set argument.
3710 (input_cgraph): Call input_refs.
3711 * lto-section-in.c (lto_section_name): Add refs.
3712 * Makefile.in (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
3713 (ipa-ref.o): New file.
3714 * varpool.c (varpool_node): Clear ipa ref list.
3715 (varpool_remove_node): Remove references.
3716 (dump_varpool_node): Dump references.
3717 (varpool_assemble_decl): Only compile finalized ones.
3718 (varpool_extra_name_alias): Initialize ref list.
3719 * lto-streamer.c (lto-get_section_name): Add .refs section.
3720 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
3721 (referenced_from_other_partition_p): Declared.
3723 2010-05-06 Ira Rosen <irar@il.ibm.com>
3725 PR tree-optimization/43901
3726 * tree-vect-stmts.c (vectorizable_call): Assert that vector
3727 type is not NULL if it's transformation phase, and return
3728 FALSE if it's analysis.
3729 (vectorizable_conversion, vectorizable_operation,
3730 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
3732 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
3734 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
3736 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
3738 * config/mips/mips-protos.h
3739 (mips_small_register_classes_for_mode_p): Delete prototype.
3741 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
3743 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
3744 * config/arm/arm.c (multiple_operation_profitable_p,
3745 compute_offset_order): New static functions.
3746 (load_multiple_sequence, store_multiple_sequence): Use them.
3747 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
3748 memory offsets, not register numbers.
3749 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
3751 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
3753 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
3754 (get_pending_sizes, put_pending_size, put_pending_sizes):
3755 Update the uses of pending_sizes.
3756 * c-decl.c (store_parm_decls): Likewise.
3757 * c-tree.h (struct c_arg_info): Likewise.
3758 * tree.h: Update the prototype for get_pending_sizes and
3761 2010-05-05 Jason Merrill <jason@redhat.com>
3764 * c-common.c (handle_aligned_attribute): Respect
3765 ATTR_FLAG_TYPE_IN_PLACE.
3768 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
3769 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
3770 (TARGET_INITIALIZER): Use it.
3771 * c-common.c (attribute_takes_identifier_p): Call it.
3772 * c-common.h: Update prototype.
3773 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
3774 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
3776 2010-05-05 Jakub Jelinek <jakub@redhat.com>
3779 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
3780 DW_ID_down_case for Fortran compilation units.
3782 2010-05-05 Jan Hubicka <jh@suse.cz>
3784 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
3787 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
3789 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
3790 a variable-sized RESULT_DECL.
3792 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
3794 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
3796 2010-05-05 Jason Merrill <jason@redhat.com>
3799 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
3801 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
3803 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
3804 Jakub Jelinek <jakub@redhat.com>
3807 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
3808 (dead_debug_init, dead_debug_finish): New functions.
3809 (dead_debug_add, dead_debug_insert_before): Likewise.
3810 (df_note_bb_compute): Initialize a dead_debug object, add dead
3811 debug uses to it, insert debug bind insns before death insns,
3812 reset debug insns that refer to pending uses at the end.
3813 * rtl.h (make_debug_expr_from_rtl): New prototype.
3814 * varasm.c (make_debug_expr_from_rtl): New function.
3816 2010-05-05 Jan Hubicka <jh@suse.cz>
3818 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
3819 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
3820 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
3821 lto_varpool_encoder_deref, lto_varpool_encoder_size,
3822 lto_varpool_encoder_encode_initializer_p,
3823 lto_set_varpool_encoder_encode_initializer): New functions.
3824 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
3825 call output_varpool.
3826 (input_varpool_node): Do not always set analyzed.
3827 (input_cgraph_1): Return vector of cgraph nodes.
3828 (input_varpool_1): Return vector of varpools.
3829 (input_cgraph): Free the vectors.
3830 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
3831 output only initializers needed.
3832 (lto_output): Only call output_cgraph.
3833 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
3834 * lto-section-out.c (lto_new_out_decl_state): Initialize
3835 state->varpool_node_encoder.
3836 * lto-streamer.h (lto_varpool_encoder_d): New.
3837 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
3838 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
3839 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
3840 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
3841 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
3843 (output_varpool, input_varpool): Remove declarations.
3845 2010-05-05 Jan Hubicka <jh@suse.cz>
3847 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
3848 with body can prevail.
3850 2010-05-05 Jan Hubicka <jh@suse.cz>
3852 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
3855 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3857 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
3859 * gengtype.h (erro_at_line): Constify pos argument.
3861 * gengtype.c: Include hashtab.h.
3862 (enum gc_used): Document GC_MAYBE_POINTED_TO.
3863 (error_at_line): Constify pos argument.
3864 (do_typedef): Initialize p->opt field.
3865 (get_file_gtfilename): Fix comment typo.
3866 (struct walk_type_data): Constify line field.
3867 (get_output_file_for_structure): New function.
3868 (write_local_func_for_structure): Constify orig_s argument.
3869 Use get_output_file_for_structure.
3870 (write_func_for_structure): Use get_output_file_for_structure.
3871 (INDENT): New define.
3872 (dump_pair, dump_type, dump_type_list, dump_typekind)
3873 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
3874 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
3876 (seen_types): New variable.
3877 (main): New variable do_dump. Process "-d" command line option.
3878 Call dump_everything if dump requested.
3880 2010-05-05 Jakub Jelinek <jakub@redhat.com>
3882 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
3883 in a temporary instead of invoking the macro multiple times.
3884 (track_expr_p): Likewise.
3886 2010-05-04 Neil Vachharajani <nvachhar@google.com>
3888 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
3890 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
3891 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
3892 conditions for printing notes.
3893 * common.opt (-Wcoverage-mismatch): Allow negative, default to
3894 true, update documentation.
3895 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
3897 2010-05-04 Jakub Jelinek <jakub@redhat.com>
3900 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
3903 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
3906 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
3907 (*sse_prologue_save_insn1): Likewise.
3908 (SSE prologue save splitter): Likewise.
3910 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
3912 * tree.c (free_lang_data_in_one_sizepos): New inline function.
3913 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
3914 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
3915 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
3916 all decls. Call it on DECL_FIELD_OFFSET of fields.
3917 (find_decls_types_r): Follow DECL_VALUE_EXPR.
3918 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
3920 2010-05-04 Martin Jambor <mjambor@suse.cz>
3922 * tree-sra.c (build_access_from_expr_1): The first parameter type
3923 changed to simple tree.
3924 (build_access_from_expr): Likewise, gsi parameter was eliminated.
3925 (scan_assign_result): Renamed to assignment_mod_result, enum elements
3927 (build_accesses_from_assign): Removed all parameters except for a
3928 simple gimple statement. Now returns a simple bool.
3929 (scan_function): All non-analysis parts moved to separate functions
3930 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
3931 parameters and updated both callers.
3932 (sra_modify_expr): Removed parameter data.
3933 (sra_modify_function_body): New function.
3934 (perform_intra_sra): Call sra_modify_function_body to modify the
3936 (replace_removed_params_ssa_names): Parameter data changed into
3938 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
3939 changed the parameter dont_convert to convert with the opposite
3941 (sra_ipa_modify_assign): Parameter data changed into adjustments
3942 vector, return value changed to bool.
3943 (ipa_sra_modify_function_body): New function.
3944 (sra_ipa_reset_debug_stmts): Updated a comment.
3945 (modify_function): Use ipa_sra_modify_function_body to modify function
3948 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
3951 * alias.c (true_dependence): Handle the same VALUE in x and mem.
3952 (canon_true_dependence): Likewise.
3953 (write_dependence_p): Likewise.
3955 2010-05-04 Jan Hubicka <jh@suse.cz>
3957 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
3958 * cgraphbuild.c: Include ipa-utils.h
3959 (record_reference_ctx): New struct.
3960 (record_reference): Simplify to work on initializers; not statements.
3961 (mark_address, mark_load, mark_store): New.
3962 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
3964 (record_references_in_initializer): Update use of record_reference.
3965 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
3968 2010-05-04 Jan Hubicka <jh@suse.cz>
3970 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
3971 node will be removed anyway.
3972 (lto_varpool_replace_node): Allow also unanalyzed nodes;
3973 relink aliases of node into prevailing node.
3974 * varpool.c (varpool_remove_node): Remove aliases properly;
3975 when removing node, remove all its aliases too; remove DECL_INITIAL
3976 of removed node; ggc_free the varpool node.
3978 2010-05-04 Richard Guenther <rguenther@suse.de>
3980 PR tree-optimization/43879
3981 * tree-ssa-structalias.c (alias_get_name): Use
3982 DECL_ASSEMBLER_NAME if available.
3983 (create_function_info_for): Return the varinfo node.
3984 (ipa_pta_execute): Associate same-body aliases and extra names
3985 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
3987 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
3989 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
3991 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
3994 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
3995 only if HONOR_REG_ALLOC_ORDER is not defined.
3997 2010-05-04 Richard Guenther <rguenther@suse.de>
3999 PR tree-optimization/43949
4000 * tree-vrp.c (extract_range_from_binary_expr): Only handle
4003 2010-04-26 Jason Merrill <jason@redhat.com>
4005 * c.opt (-fstrict-enums): New.
4006 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
4008 2010-05-03 David Ung <davidu@mips.com>
4009 James E. Wilson <wilson@codesourcery.com>
4011 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
4012 emit the trap instruction before the divide for TUNE_74K.
4014 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
4016 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
4017 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
4018 based on the above, for new target hook.
4020 * hooks.c (hook_bool_mode_true): New generic hook.
4021 * hooks.h (hook_bool_mode_true): Add prototype.
4023 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
4025 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
4026 target hook, set to hook_bool_mode_false.
4027 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
4028 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
4029 with targetm.small_register_classes_for_mode_p.
4030 (find_reusable_reload): Likewise.
4031 (combine_reloads): Likewise.
4032 * reload1.c (reload_as_needed): Likewise.
4033 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
4034 * ifcvt.c (noce_process_if_block, check_cond_move_block,
4035 dead_or_predicable): Likewise.
4036 * regmove.c (optimize_reg_copy_1): Likewise.
4037 * calls.c (prepare_call_address): Likewise.
4038 (precompute_register_parameters): Likewise.
4040 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
4042 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
4043 implementation of the hook that considers all register classes
4044 small except for SH64.
4045 (sh_override_options): Use the new hook.
4046 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
4049 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
4051 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
4052 implementation of the hook that considers all register classes
4054 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
4057 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
4059 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
4060 implementation of the hook that considers all register classes
4062 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
4065 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
4067 * config/m32c/m32c.h: Likewise.
4068 * config/pdp11/pdp11.h: Likewise.
4069 * config/avr/avr.h: Likewise.
4070 * config/xtensa/xtensa.h: Likewise.
4071 * config/m68hc11/m68hc11.h: Likewise.
4072 * config/mn10300/mn10300.h: Likewise.
4073 * config/mcore/mcore.h: Likewise.
4074 * config/h8300/h8300.h: Likewise.
4075 * config/bfin/bfin.h: Likewise.
4077 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
4078 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
4080 2010-05-03 Anatoly Sokolov <aesok@post.ru>
4082 * double-int.h (tree_to_double_int): Remove macro.
4083 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
4084 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
4085 (tree_to_double_int): New function.
4086 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
4088 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
4090 2010-05-03 Richard Guenther <rguenther@suse.de>
4092 PR tree-optimization/43971
4093 * tree-ssa-structalias.c (get_constraint_for_1): Fix
4094 constraints in the !flag_delete_null_pointer_checks case.
4096 2010-05-03 Jakub Jelinek <jakub@redhat.com>
4099 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
4100 result mode matches original rtl mode.
4102 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
4105 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
4107 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
4109 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
4110 when processing flag options.
4112 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
4114 * gcov-iov.c (main): Change format string placeholder
4115 from %#08x to 0x%08x.
4116 * genchecksum.c (dosum): Change format string placeholder
4117 from %#02x to 0x%02x.
4119 2010-05-02 Richard Guenther <rguenther@suse.de>
4121 PR tree-optimization/43879
4122 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
4124 2010-05-02 Bruno Haible <bruno@clisp.org>
4126 * doc/extend.texi (Function Attributes): Fix a typo.
4128 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
4131 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
4132 placeholder from 0x%x to %#x.
4133 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
4134 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
4135 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
4136 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
4137 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
4138 * config/i386/i386.c (ix86_target_string): Ditto.
4139 * config/i386/i386.c (output_pic_addr_const): Ditto.
4140 (print_operand): Ditto.
4142 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
4144 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
4145 placeholder from 0x%x to %#x.
4146 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
4147 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
4148 (ASM_OUTPUT_DEBUG_DATA): Ditto.
4149 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
4150 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
4151 * optc-gen.awk: Ditto.
4152 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
4153 (HOST_WIDE_INT_PRINT_HEX): Ditto.
4154 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
4155 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
4157 2010-05-01 Anatoly Sokolov <aesok@post.ru>
4159 * target.h (struct calls): Add function_value_regno_p field.
4160 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
4161 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
4162 * targhooks.c (default_function_value_regno_p): New function.
4163 * targhooks.h (default_function_value_regno_p): Declare function.
4164 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
4165 * builtins.c. (apply_result_size): (Ditto.).
4166 * combine.c. (likely_spilled_retval_p): (Ditto.).
4167 * mode-switching.c. Include 'target.h'.
4168 (create_pre_exit): Use function_value_regno_p hook.
4169 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
4170 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
4171 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
4173 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
4174 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
4175 (ix86_function_value_regno_p): Declare as static, change argument
4176 type to const unsigned int.
4177 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
4179 2010-05-01 Richard Guenther <rguenther@suse.de>
4181 PR tree-optimization/43949
4182 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
4184 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
4186 2010-05-01 Anatoly Sokolov <aesok@post.ru>
4188 * rtl.h (CONST_DOUBLE_P): Define.
4189 (rtx_to_double_int): Declare.
4190 * emit-rtl.c (rtx_to_double_int): New function.
4191 * dwarf2out.c (insert_double): New function.
4192 (loc_descriptor, add_const_value_attribute): Clean up, use
4193 rtx_to_double_int and insert_double functions.
4195 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
4197 * doc/extend.texi (Inline): Add missing return keyword to examples.
4198 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
4201 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
4203 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
4204 the variable part of the offset as well. Use highest_pow2_factor for
4205 all alignment checks.
4207 2010-04-30 Richard Guenther <rguenther@suse.de>
4209 PR tree-optimization/43879
4210 * tree-ssa-structalias.c (type_could_have_pointers): Functions
4213 2010-04-30 Jan Hubicka <jh@suse.cz>
4215 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
4217 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
4219 2010-04-30 Jan Hubicka <jh@suse.cz>
4221 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
4223 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
4224 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
4225 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
4226 cgraph_node_set_needs_ltrans_p): Remove.
4228 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
4230 * sdbout.c: Include vec.h, do not include varray.h.
4231 (deferred_global_decls, sdbout_global_decl,
4232 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
4233 * toplev.c: Do not include varray.h.
4234 (dump_memory_report): Do not dump VARRAY statistics.
4235 * gengtype.c (open_base_file): Ignore varray.h.
4236 * Makefile.in: Update for abovementioned changes.
4237 Remove all traces of varray.c and varray.h.
4238 * varray.c: Remove file.
4239 * varray.h: Remove file.
4241 2010-04-30 Jan Hubicka <jh@suse.cz>
4243 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
4246 2010-04-30 Jan Hubicka <jh@suse.cz>
4248 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
4251 2010-04-30 Richard Guenther <rguenther@suse.de>
4253 * tree-ssa-structalias.c (get_constraint_for_1): Generate
4254 constraints for CONSTRUCTOR.
4256 2010-04-30 Richard Guenther <rguenther@suse.de>
4259 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
4260 first after all lowering passes.
4262 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
4264 * toplev.c: Include varray.h for statistics dumping.
4265 * tree.h: Do not declare varray_head_tag.
4266 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
4267 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
4268 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
4269 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
4270 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
4271 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
4272 c-common.c, c-common.h, reg-stack.c, basic-block.h,
4273 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
4275 * Makefile.in: Update for abovementioned changes.
4277 2010-04-30 Jakub Jelinek <jakub@redhat.com>
4280 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
4282 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
4284 * config/picochip/picochip.c (picochip_legitimize_address): Define.
4285 Use this function to do machine-specific conversion.
4286 (picochip_legitimize_reload_address): Likewise.
4287 (picochip_legitimate_address_p): Check valid base register only if
4289 (picochip_check_conditional_copy): Check for modw only if opnd is
4291 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
4292 to call the function in c.
4293 * config/picochip/picochip-protos.h
4294 (picochip_legitimize_reload_address): Define.
4295 * config/picochip/picochip.md (supported_compare1): Define.
4297 2010-04-30 Jan Hubicka <jh@suse.cz>
4299 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
4300 (cgraph_global_info): Remove inlined.
4301 (LTO_cgraph_tag_names): Remove.
4302 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
4303 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
4304 simplify cgraph tags and document.
4305 (lto_output_node): Use only LTO_cgraph_unavail_node and
4306 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
4307 for_functions_valid, global info, process and output flags.
4308 (input_overwrite_node): Initialize estimated stack size and
4309 estimated growth. Do not read flags we no longer store.
4310 (input_node): Likewise do not read info no longer stored.
4311 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
4314 2010-04-30 Richard Guenther <rguenther@suse.de>
4316 PR tree-optimization/43879
4317 * tree-ssa-structalias.c (get_constraint_for_1): Properly
4318 handle non-zero initializers.
4320 2010-04-30 Richard Guenther <rguenther@suse.de>
4322 * builtins.c (fold_builtin_1): Delete free (0).
4324 2010-04-29 Jan Hubicka <jh@suse.cz>
4326 * gengtype.c (open_base_files): Add lto-streamer.h
4327 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
4328 (pass_ipa_cp): GGC collect.
4329 * toplev. (compile_file): Do not output symbols.
4330 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
4331 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
4332 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
4333 * lto-section-in.c: Include ggc.h
4334 (lto_new_in_decl_state): Alloc in GGC.
4335 (lto_delete_in_decl_state): Likewise.
4336 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
4339 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
4342 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
4343 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
4344 (HONOR_REG_ALLOC_ORDER): Describe new macro.
4345 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
4346 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
4347 account only if HONOR_REG_ALLOC_ORDER is not defined.
4348 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
4349 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
4351 2010-04-29 Jon Grant <04@jguk.org>
4353 * collect2.c (vflag): Change type from int to bool.
4355 (helpflag): New global bool.
4356 (main): Set vflag and debug with boolean, not integer truth values.
4357 Accept new "--help" option and output usage text if found.
4358 * collect2.h (vflag): Update prototype.
4361 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
4364 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
4366 2010-04-29 Richard Guenther <rguenther@suse.de>
4369 * plugin.h (invoke_plugin_callbacks): Annotate arguments
4370 with ATTRIBUTE_UNUSED.
4372 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
4375 * config/i386/i386.c (get_some_local_dynamic_name): Replace
4376 INSN_P with NONDEBUG_INSN_P.
4377 (distance_non_agu_define): Likewise.
4378 (distance_agu_use): Likewise.
4380 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
4382 From Dominique d'Humieres <dominiq@lps.ens.fr>
4384 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
4387 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
4389 * plugin.h (invoke_plugin_callbacks): New inline function.
4390 * plugin.c (flag_plugin_added): New global flag.
4391 (add_new_plugin): Initialize above flag.
4392 (invoke_plugin_callbacks): Rename to ...
4393 (invoke_plugin_callbacks_full): ... this.
4395 2010-04-28 Jan Hubicka <jh@suse.cz>
4397 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
4398 (lto_varpool_replace_node): New.
4399 (lto_symtab_resolve_symbols): Resolve varpool nodes.
4400 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
4401 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
4402 * cgraph.h (varpool_node_ptr): New type.
4403 (varpool_node_ptr): New vector.
4404 (varpool_node_set_def): New structure.
4405 (varpool_node_set): New type.
4406 (varpool_node_set): New vector.
4407 (varpool_node_set_element_def): New structure.
4408 (varpool_node_set_element, const_varpool_node_set_element): New types.
4409 (varpool_node_set_iterator): New type.
4410 (varpool_node): Add prev pointers, add used_from_other_partition,
4412 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
4413 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
4414 varpool_get_node, varpool_remove_node): Declare.
4415 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
4416 varpool_node_set_size): New inlines.
4417 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
4418 * tree-pass.h (varpool_node_set_def): Forward declare.
4419 (ipa_opt_pass_d): Summary writting takes vnode sets too.
4420 (ipa_write_optimization_summaries): Update prototype.
4421 * ipa-cp.c (ipcp_write_summary): Update.
4422 * ipa-reference.c (ipa_reference_write_summary): Update.
4423 * lto-cgraph.c (lto_output_varpool_node): New static function.
4424 (output_varpool): New function.
4425 (input_varpool_node): New static function.
4426 (input_varpool_1): New function.
4427 (input_cgraph): Input varpool.
4428 * ipa-pure-const.c (pure_const_write_summary): Update.
4429 * lto-streamer-out.c (lto_output): Update, output varpool too.
4430 (write_global_stream): Kill WPA hack.
4431 (produce_asm_for_decls): Update.
4432 (output_alias_pair_p): Handle variables.
4433 (output_unreferenced_globals): Output only needed partition of varpool.
4434 * ipa-inline.c (inline_write_summary): Update.
4435 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
4437 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
4438 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
4439 varpool_node_set_new, varpool_node_set_add,
4440 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
4441 debug_varpool_node_set): New functions.
4442 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
4443 (execute_one_pass): Process new decls too.
4444 (ipa_write_summaries_2): Pass around vsets.
4445 (ipa_write_summaries_1): Likewise.
4446 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
4448 (ipa_write_optimization_summaries_1): Pass around vsets.
4449 (ipa_write_optimization_summaries): Likewise.
4450 * varpool.c (varpool_get_node): New.
4451 (varpool_node): Update doubly linked lists.
4452 (varpool_remove_node): New.
4453 (dump_varpool_node): More dumping.
4454 (varpool_enqueue_needed_node): Update doubly linked lists.
4455 (decide_is_variable_needed): Kill ltrans hack.
4456 (varpool_finalize_decl): Kill lto hack.
4457 (varpool_assemble_decl): Skip decls in other partitions.
4458 (varpool_assemble_pending_decls): Update doubly linkes lists.
4459 (varpool_empty_needed_queue): Likewise.
4460 (varpool_extra_name_alias): Likewise.
4461 * lto-streamer.c (lto_get_section_name): Add vars section.
4462 * lto-streamer.h (lto_section_type): Update.
4463 (output_varpool, input_varpool): Declare.
4465 2010-04-28 Mike Stump <mikestump@comcast.net>
4467 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
4469 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
4471 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
4472 record or union type with RECORD_OR_UNION_TYPE_P predicate.
4473 (lto_input_ts_type_tree_pointers): Likewise.
4474 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
4475 (lto_output_ts_type_tree_pointers): Likewise.
4477 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
4479 Uniquization of constants at the Tree level
4480 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
4481 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
4483 (tree_output_constant_def): Declare.
4484 * gimplify.c (gimplify_init_constructor): When using block copy, first
4485 uniquize the constant constructor on the RHS.
4486 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
4487 DECL_IN_CONSTANT_POOL flag.
4488 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
4489 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
4491 (assemble_variable): Deal with symbols belonging to the tree constant
4493 (get_constant_section): Add ALIGN parameter and simplify.
4494 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
4495 (assemble_constant_contents): Use the expression of the VAR_DECL.
4496 (output_constant_def_contents): Use the alignment of the VAR_DECL.
4497 (tree_output_constant_def): New global function.
4498 (mark_constant): Use the expression of the VAR_DECL.
4499 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
4501 (output_object_block): Likewise and assemble the expression.
4503 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
4505 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
4506 hash_tree, eq_tree): New tree hash table.
4507 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
4508 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
4509 lto_orig_address_remove): Reimplement.
4511 2010-04-28 Xinliang David Li <davidxl@google.com>
4514 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
4515 (compute_uninit_opnds_pos): New function.
4516 (is_non_loop_exit_postdominating): New function.
4517 (compute_control_dep_chain): New function.
4518 (find_pdom): New function.
4519 (convert_control_dep_chain_into_preds): New function.
4520 (find_predicates): New function.
4521 (find_control_equiv_block): New function.
4522 (collect_phi_def_edges): New function.
4523 (find_def_preds): New function.
4524 (find_dom): New function.
4525 (dump_predicates): New function.
4526 (get_cmp_code): New function.
4527 (is_value_included_in): New function.
4528 (find_matching_predicate_in_rest_chains): New function.
4529 (use_pred_not_overlap_with_undef_path_pred): New function.
4530 (is_use_properly_guarded): New function.
4531 (normalize_cond_1): New function.
4532 (is_and_or_or): New function.
4533 (normalize_cond): New function.
4534 (is_gcond_subset_of): New function.
4535 (is_subset_of_any): New function.
4536 (is_or_set_subset_of): New function.
4537 (is_and_set_subset_of): New function.
4538 (is_norm_cond_subset_of): New function.
4539 (is_pred_expr_subset_of): New function.
4540 (is_pred_chain_subset_of): New function.
4541 (is_included_in): New function.
4542 (is_superset_of): New function.
4543 (find_uninit_use): New function.
4544 (warn_uninitialized_phi): New function.
4545 (compute_possibly_undefined_names): New function.
4546 (ssa_undefined_value_p): New function.
4547 (execute_late_warn_uninitialized): New function.
4548 * tree-ssa.c (ssa_undefined_value_p): Removed.
4549 (warn_uninit): Changed to extern.
4550 (warn_uninitialized_phi): Removed.
4551 (warn_uninitialized_vars): Changed to extern.
4552 (execute_late_warn_uninitialized): Removed
4553 * tree-flow.h: Add new prototypes.
4554 * timevar.def: Add new time variable.
4555 * Makefile.in: Add new build file.
4557 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
4559 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
4562 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4565 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
4567 2010-04-28 Martin Jambor <mjambor@suse.cz>
4569 * cgraph.h (struct cgraph_node): New field indirect_calls.
4570 (struct cgraph_indirect_call_info): New type.
4571 (struct cgraph_edge): Removed field indirect_call. New fields
4572 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
4573 (cgraph_create_indirect_edge): Declare.
4574 (cgraph_make_edge_direct): Likewise.
4575 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
4576 * ipa-prop.h (struct ipa_param_call_note): Removed.
4577 (struct ipa_node_params): Removed field param_calls.
4578 (ipa_create_all_structures_for_iinln): Declare.
4579 * cgraph.c: Described indirect edges and uids in initial comment.
4580 (cgraph_add_edge_to_call_site_hash): New function.
4581 (cgraph_edge): Search also among the indirect edges, use
4582 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
4583 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
4584 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
4586 (initialize_inline_failed): Assign a reason to indirect edges.
4587 (cgraph_create_edge_1): New function.
4588 (cgraph_create_edge): Moved some functionality to
4589 cgraph_create_edge_1.
4590 (cgraph_create_indirect_edge): New function.
4591 (cgraph_edge_remove_callee): Add an assert checking for
4593 (cgraph_edge_remove_caller): Special-case indirect edges.
4594 (cgraph_remove_edge): Likewise.
4595 (cgraph_set_edge_callee): New function.
4596 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
4597 (cgraph_make_edge_direct): New function.
4598 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
4599 the declaration of the call statement matches.
4600 (cgraph_node_remove_callees): Special-case indirect edges.
4601 (cgraph_clone_edge): Likewise.
4602 (cgraph_clone_node): Clone also the indirect edges.
4603 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
4604 indirect_call, dump count of indirect_calls edges.
4605 * ipa-prop.c (iinlining_processed_edges): New variable.
4606 (ipa_note_param_call): Create indirect edges instead of
4607 creating notes. New parameter node.
4608 (ipa_analyze_call_uses): New parameter node, pass it on to
4609 ipa_note_param_call.
4610 (ipa_analyze_stmt_uses): Likewise.
4611 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
4612 (print_edge_addition_message): Work on edges rather than on notes.
4613 (update_call_notes_after_inlining): Likewise, renamed to
4614 update_indirect_edges_after_inlining.
4615 (ipa_create_all_structures_for_iinln): New function.
4616 (ipa_free_node_params_substructures): Do not free notes.
4617 (ipa_edge_duplication_hook): Propagate bits within
4618 iinlining_processed_edges bitmap.
4619 (ipa_node_duplication_hook): Do not duplicate notes.
4620 (free_all_ipa_structures_after_ipa_cp): Renamed to
4621 ipa_free_all_structures_after_ipa_cp.
4622 (free_all_ipa_structures_after_iinln): Renamed to
4623 ipa_free_all_structures_after_iinln.
4624 (ipa_write_param_call_note): Removed.
4625 (ipa_read_param_call_note): Removed.
4626 (ipa_write_indirect_edge_info): New function.
4627 (ipa_read_indirect_edge_info): Likewise.
4628 (ipa_write_node_info): Do not stream notes, do stream information
4630 (ipa_read_node_info): Likewise.
4631 (lto_ipa_fixup_call_notes): Removed.
4632 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
4633 * ipa-inline.c (pass_ipa_inline): Likewise.
4634 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
4635 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
4636 * tree-inline.c (copy_bb): Removed an unnecessary double check for
4638 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
4640 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
4641 (output_cgraph): Stream also indirect edges.
4642 (lto_output_edge): Added capability to stream indirect edges.
4643 (input_edge): Likewise.
4644 (input_cgraph_1): Likewise.
4645 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
4648 2010-04-28 Richard Guenther <rguenther@suse.de>
4650 PR tree-optimization/43879
4651 PR tree-optimization/43909
4652 * tree-ssa-structalias.c (struct variable_info): Add
4653 only_restrict_pointers flag.
4654 (new_var_info): Initialize it. Increment stats.total_vars here.
4655 (create_function_info_for): Do not increment stats.total_vars here.
4656 (get_function_part_constraint): Fix build with C++.
4657 (insert_into_field_list): Remove.
4658 (push_fields_onto_fieldstack): Properly merge fields.
4659 (create_variable_info_for): Split and simplify.
4660 (create_variable_info_for_1): New piece.
4661 (intra_create_variable_infos): Properly make restrict constraints
4664 2010-04-28 Richard Guenther <rguenther@suse.de>
4667 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
4669 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
4670 Jan Hubicka <hubicka@ucw.cz>
4672 * doc/invoke.texi (-Wsuggest-attribute=const,
4673 -Wsuggest-attribute=pure): Document.
4674 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
4675 (function_always_visible_to_compiler_p,
4676 suggest_attribute, warn_function_pure, warn_function_const):
4678 (check_call): Improve debug info.
4679 (analyze_function): Do not check availability.
4680 (add_new_function): Check availability.
4681 (propagate): Output warnings.
4682 (skip_function_for_local_pure_const): New function.
4683 (local_pure_const): Use it; output warnings.
4684 * common.opt (Wsuggest-attribute=const,
4685 Wsuggest-attribute=pure): New.
4687 2010-04-27 Jakub Jelinek <jakub@redhat.com>
4689 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
4690 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
4691 or DW_CFA_def_cfa_offset{,_sf}.
4693 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
4695 * tree.h: Fix truncated long macros.
4697 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
4699 * collect2.c (TARGET_64BIT): Redefine to target's default.
4700 * tlink.c: Likewise.
4701 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
4702 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
4703 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
4704 for underscoring __USER_LABEL_PREFIX__.
4705 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
4706 (SUB_LINK_ENTRY32): New.
4707 (SUB_LINK_ENTRY64): New.
4708 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
4709 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
4710 (SUB_LINK_ENTRY64): New.
4711 (SUB_LINK_ENTRY): New.
4712 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
4713 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
4714 x64 target is choosen.
4715 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
4716 * configure: Regenerated.
4717 * configure.ac (leading-mingw64-underscores): Option added.
4719 2010-04-27 Jan Hubicka <jh@suse.cz>
4721 * doc/invoke.texi (-fipa-profile): Document.
4722 * opts.c (decode_options): Enable ipa-profile at -O1.
4723 * timevar.def (TV_IPA_PROFILE): Define.
4724 * common.opt (fipa-profile): Add.
4725 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
4727 (cgraph_propagate_frequency): Handle only local ones.
4728 * tree-pass.h (pass_ipa_profile): Declare.
4729 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
4730 (pass_ipa_profile): Use TV_IPA_PROFILE.
4731 * ipa.c (ipa_profile): New function.
4732 (gate_ipa_profile): Likewise.
4733 (pass_ipa_profile): New global variable.
4734 * passes.c (pass_ipa_profile): New.
4736 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
4738 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
4740 2010-04-27 Martin Jambor <mjambor@suse.cz>
4743 * ipa.c (dissolve_same_comdat_group_list): New function.
4744 (function_and_variable_visibility): Call
4745 dissolve_same_comdat_group_list when comdat group contains external or
4747 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
4748 lists are circular and that they contain only DECL_ONE_ONLY nodes.
4750 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
4752 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
4753 (const_hash_1) <VECTOR_CST>: New case.
4754 (compare_constant) <VECTOR_CST>: Likewise.
4755 <ADDR_EXPR>: Deal with LABEL_REFs.
4756 (copy_constant) <VECTOR_CST>: New case.
4758 2010-04-27 Jan Hubicka <jh@suse.cz>
4760 * cgraph.c (cgraph_propagate_frequency): New function.
4761 * cgraph.h (cgraph_propagate_frequency): Declare.
4762 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
4763 cgraph_propagate_frequency.
4765 2010-04-27 Jakub Jelinek <jakub@redhat.com>
4767 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
4769 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
4772 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
4773 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
4774 here to determine which regs to push and how much stack to reserve.
4776 2010-04-27 Jie Zhang <jie@codesourcery.com>
4778 * doc/gimple.texi (gimple_statement_with_ops): Remove
4779 addresses_taken field.
4780 (gimple_statement_with_memory_ops): Likewise.
4782 2010-04-27 Jan Hubicka <jh@suse.cz>
4784 * tree-inline.c (eni_inlining_weights): Remove.
4785 (estimate_num_insns): Special case more builtins.
4787 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
4790 * c-typeck.c (build_binary_op): Move forward check for comparison
4791 pointer with null pointer constant and adjust the diagnostic message.
4793 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
4796 * configure.ac (gcc_cv_as_section_has_align): Set if installed
4797 binutils supports extended .section directive needed by LTO, or
4798 warn if older binutils found.
4799 (LTO_BINARY_READER): New AC_SUBST'd variable.
4800 (LTO_USE_LIBELF): Likewise.
4801 * gcc/config.gcc (lto_binary_reader): New target-specific configure
4803 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
4804 (LTO_USE_LIBELF): Likewise.
4805 * configure: Regenerate.
4807 * collect2.c (is_elf): Rename from this ...
4808 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
4809 object files in addition to ELF-formatted ones.
4810 (scan_prog_file): Caller updated. Also allow for LTO info marker
4811 symbol to be prefixed or not by an extra underscore.
4813 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
4814 * config/i386/winnt.c: Also #include lto-streamer.h
4815 (i386_pe_asm_named_section): Specify 1-byte section alignment for
4817 (i386_pe_asm_output_aligned_decl_common): Add comment.
4818 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
4820 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
4823 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
4824 Add missing earlyclobber for second alternative.
4826 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
4828 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
4829 bits for artificial defs at the top of the block.
4830 * fwprop.c (single_def_use_enter_block): Don't call it.
4832 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
4835 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
4836 instead of "$gcc_cv_objdump -T".
4837 Use "-undefined dynamic_lookup" on darwin.
4838 * gcc/configure: Regenerate.
4840 2010-04-26 Jakub Jelinek <jakub@redhat.com>
4843 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
4845 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
4847 * c-parser.c (struct c_token): Move location field up.
4848 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
4849 (struct c_declspecs): Convert typespec_word, storage_class, and
4850 default_int_p into bitfields.
4851 (struct c_declarator): Move loc field up.
4853 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
4855 * cfgloop.h (struct loop): Move can_be_parallel field up.
4856 * ipa-prop.h (struct ip_node_params): Move bitfields up.
4857 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
4859 (struct iv_cand): Convert pos field into a bitfield.
4860 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
4862 (struct _stmt_vec_info): Shuffle fields for better packing.
4864 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
4866 * varasm.c (IN_NAMED_SECTION): Remove guard.
4867 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
4868 (IN_NAMED_SECTION_P): ...this.
4869 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
4870 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
4872 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
4874 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
4875 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
4876 of shadowing it. Fix comments.
4878 2010-04-26 Jan Hubicka <jh@suse.cz>
4880 * cgraph.c (cgraph_create_node): Set node frequency to normal.
4881 (cgraph_clone_node): Copy function frequency.
4882 * cgraph.h (node_frequency): New enum
4883 (struct cgraph_node): Add.
4884 * final.c (rest_of_clean_state): Update.
4885 * lto-cgraph.c (lto_output_node): Output node frequency.
4886 (input_overwrite_node): Input node frequency.
4887 * tre-ssa-loop-ivopts (computation_cost): Update.
4888 * lto-streamer-out.c (output_function): Do not output function
4890 * predict.c (maybe_hot_frequency_p): Update and handle functions
4892 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
4894 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
4895 (compute_function_frequency): Set noreturn functions to be executed
4897 (choose_function_section): Update.
4898 * lto-streamer-in.c (input_function): Do not input function frequency.
4899 * function.c (allocate_struct_function): Do not initialize function
4901 * function.h (function_frequency): Remove.
4902 (struct function): Remove function frequency.
4903 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
4904 (try_update): Update.
4905 * tree-inline.c (initialize_cfun): Do not update function frequency.
4906 * passes.c (pass_init_dump_file): Update.
4907 * i386.c (ix86_compute_frame_layout): Update.
4908 (ix86_pad_returns): Update.
4910 2010-04-26 Jie Zhang <jie@codesourcery.com>
4912 PR tree-optimization/43833
4913 * tree-vrp.c (range_int_cst_p): New.
4914 (range_int_cst_singleton_p): New.
4915 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
4916 when both operands are constants. Use range_int_cst_p in
4919 2010-04-26 Jan Hubicka <jh@suse.cz>
4921 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
4923 2010-04-26 Richard Guenther <rguenther@suse.de>
4926 * gimple.c (gimple_decl_printable_name): Deal gracefully
4927 with a NULL DECL_NAME.
4929 2010-04-26 Richard Guenther <rguenther@suse.de>
4932 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
4933 if emitting debug information and it is either a function
4934 or a namespace decl.
4936 2010-04-26 Ira Rosen <irar@il.ibm.com>
4938 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
4939 determine if the statement is vectorizable, and a macro to access it.
4940 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
4941 Skip statements that can't be vectorized. If the analysis fails,
4942 mark the statement as unvectorizable if vectorizing basic block.
4943 (vect_compute_data_refs_alignment): Likewise.
4944 (vect_verify_datarefs_alignment): Skip statements marked as
4945 unvectorizable. Add print.
4946 (vect_analyze_group_access): Skip statements that can't be
4947 vectorized. If the analysis fails, mark the statement as
4948 unvectorizable if vectorizing basic block.
4949 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
4950 * tree-vect-stmts.c (vectorizable_store): Fix the number of
4951 generated stmts for SLP.
4952 (new_stmt_vec_info): Initialize the new field.
4953 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
4954 statements marked as unvectorizable.
4956 2010-04-25 Joseph Myers <joseph@codesourcery.com>
4958 * c-common.c (flag_isoc1x): New.
4959 (flag_isoc99): Update comment.
4960 * c-common.h (flag_isoc1x): New.
4961 (flag_isoc99): Update comment.
4962 * c-cppbuiltin.c (builtin_define_float_constants): Also define
4963 __<type>_DECIMAL_DIG__.
4964 * c-opts.c (set_std_c1x): New.
4965 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
4966 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
4967 * c.opt (-std=c1x, -std=gnu1x): New options.
4968 * doc/cpp.texi: Mention -std=c1x.
4969 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
4970 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
4971 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
4972 * doc/standards.texi: Mention C1X.
4973 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
4974 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
4975 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
4978 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
4980 * config/i386/gmon-sol2.c (_mcleanup): Change format string
4981 placeholder from 0x%x to %#x.
4982 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
4983 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
4984 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
4985 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
4986 * config/i386/i386.c (ix86_target_string): Ditto.
4987 (output_pic_addr_const): Ditto.
4988 (print_operand): Ditto.
4990 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
4992 * combine.c (find_split_point): Add third argument. Use it
4993 to find nested multiply-accumulate instructions. Adjust calls.
4994 (try_combine): Adjust call to find_split_point.
4996 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
4998 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
5000 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
5002 PR tree-optimization/41442
5003 * fold-const.c (merge_truthop_with_opposite_arm): New function.
5004 (fold_binary_loc): Call it.
5006 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
5008 * toplev.c (general_init): Set default for fdiagnostics-show-option.
5009 * opts.c (common_handle_option): Allow disabling it.
5010 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
5012 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
5014 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
5015 between modes if both types are integral.
5017 2010-04-23 Richard Guenther <rguenther@suse.de>
5019 PR tree-optimization/43572
5020 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
5022 2010-04-23 Richard Guenther <rguenther@suse.de>
5025 * tree-inline.c (tree_can_inline_p): Also check compatibility
5028 2010-04-23 Martin Jambor <mjambor@suse.cz>
5030 PR tree-optimization/43846
5031 * tree-sra.c (struct access): New flag grp_assignment_read.
5032 (build_accesses_from_assign): Set grp_assignment_read.
5033 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
5034 (enum mark_read_status): New type.
5035 (analyze_access_subtree): Propagate grp_assignment_read, create
5036 accesses also if both direct_read and root->grp_assignment_read.
5038 2010-04-23 Martin Jambor <mjambor@suse.cz>
5041 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
5042 function does not have type attributes.
5044 2010-04-23 Richard Guenther <rguenther@suse.de>
5047 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
5050 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5052 * sese.h (create_if_region_on_edge): Remove.
5054 * sese.c (create_if_region_on_edge): Make static.
5056 * tree-inline.c: Do not include ggc.h.
5058 * expr.c: Do not include ggc.h.
5060 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
5063 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
5066 * config/sh/sh.c (find_barrier): Don't emit a constant pool
5067 in the middle of insns for casesi_worker_2.
5069 2010-04-22 David Edelsohn <edelsohn@gnu.org>
5071 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
5073 2010-04-22 Ira Rosen <irar@il.ibm.com>
5075 PR tree-optimization/43842
5076 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
5077 loop unrolling in update of exit phis. Fix comment.
5078 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
5079 least two reduction statements in the loop before starting SLP
5082 2010-04-22 Nick Clifton <nickc@redhat.com>
5084 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
5086 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
5088 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
5091 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5093 * tree-parloops.c (loop_parallel_p): New argument
5094 parloop_obstack. Pass it down.
5095 (parallelize_loops): New variable parloop_obstack. Initialize it,
5096 pass it down, free it.
5098 * tree-loop-linear.c (linear_transform_loops): Pass down
5101 * tree-data-ref.h (lambda_compute_access_matrices): New argument
5102 of type struct obstack *.
5104 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
5105 scratch_obstack. Initialize it, pass down, free it.
5107 * lambda.h (lambda_loop_new): Remove.
5108 (lambda_matrix_new, lambda_matrix_inverse)
5109 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
5110 argument of type struct obstack *.
5112 * lambda-trans.c (lambda_trans_matrix_new): New argument
5113 lambda_obstack. Pass it down, use obstack allocation for ret.
5114 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
5117 * lambda-mat.c (lambda_matrix_get_column)
5118 (lambda_matrix_project_to_null): Remove.
5119 (lambda_matrix_new): New argument lambda_obstack. Use obstack
5121 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
5124 * lambda-code.c (lambda_loop_new): New function.
5125 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
5126 (lambda_compute_auxillary_space, lambda_compute_target_space)
5127 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
5128 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
5129 (build_access_matrix): New argument lambda_obstack. Use obstack
5131 (lambda_compute_step_signs, lambda_compute_access_matrices): New
5132 argument lambda_obstack. Pass it down.
5134 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
5136 * optabs.h (expand_widening_mult): Declare.
5138 2010-04-22 Richard Guenther <rguenther@suse.de>
5140 PR tree-optimization/43845
5141 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
5142 lookup the CALL_EXPR function and arguments.
5144 2010-04-22 Nick Clifton <nickc@redhat.com>
5146 * config/stormy16/stormy16.c
5147 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
5148 * config/stormy16/stormy16.h: Tidy up formatting.
5149 (DONT_USE_BUILTIN_SETJMP): Remove definition.
5150 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
5151 (ineqbranchsi): Delete pattern.
5152 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
5153 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
5154 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
5155 stormy16-lib2-ucmpsi2.c.
5157 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
5159 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
5160 df_simulate_find_noclobber_defs as appropriate. Keep track of an
5161 extra set merge_set_noclobber, and use it to relax the final test
5163 * df.h (df_simulate_find_noclobber_defs): Declare.
5164 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
5166 (df_simulate_find_noclobber_defs): New function.
5168 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
5170 * config/i386/i386.md: Use {} around multi-line preparation statements.
5172 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5174 * c-tree.h (push_init_level, pop_init_level, set_init_index)
5175 (process_init_element): New argument of type struct obstack *.
5177 * c-typeck.c (push_init_level, pop_init_level, set_designator)
5178 (set_init_index, set_init_label, set_nonincremental_init)
5179 (set_nonincremental_init_from_string, find_init_member)
5180 (output_init_element, output_pending_init_elements)
5181 (process_init_element): New argument braced_init_obstack. Pass it
5183 (push_range_stack, add_pending_init): New argument
5184 braced_init_obstack. Use obstack allocation.
5186 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
5187 braced_init_obstack. Pass it down.
5188 (c_parser_braced_init): New variables ret, braced_init_obstack.
5189 Initialize obstack, pass it down and finally free it.
5191 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
5194 * tree-pass.h (pass_optimize_widening_mul): Declare.
5195 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
5196 gate_optimize_widening_mul): New static functions.
5197 (pass_optimize_widening_mul): New.
5198 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
5199 <case MULT_EXPR>: Remove support for widening multiplies.
5200 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
5201 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
5202 simplify_gen_unary rather than directly building extensions.
5203 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
5205 * expmed.c (expand_widening_mult): New function.
5206 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
5208 2010-04-21 Jan Hubicka <jh@suse.cz>
5210 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
5211 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
5212 * lto-wpa-fixup.c: Remove.
5213 * Makefile.in (lto-wpa-fixup.o): Remove.
5214 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
5215 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
5216 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
5218 2010-04-21 Jan Hubicka <jh@suse.cz>
5220 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
5221 add write_optimization_summary, read_optimization_summary.
5222 (ipa_write_summaries_of_cgraph_node_set): Remove.
5223 (ipa_write_optimization_summaries): Declare.
5224 (ipa_read_optimization_summaries): Declare.
5225 * ipa-cp.c (pass_ipa_cp): Update.
5226 * ipa-reference.c (pass_ipa_reference): Update.
5227 * ipa-pure-const.c (pass_ipa_pure_const): Update.
5228 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
5230 * ipa-inline.c (pass_ipa_inline): Update.
5231 * ipa.c (pass_ipa_whole_program): Update.
5232 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
5233 * passes.c (ipa_write_summaries_1): Do not test wpa.
5234 (ipa_write_optimization_summaries_1): New.
5235 (ipa_write_optimization_summaries): New.
5236 (ipa_read_summaries): Do not test ltrans.
5237 (ipa_read_optimization_summaries_1): New.
5238 (ipa_read_optimization_summaries): New.
5240 2010-04-21 Jan Hubicka <jh@suse.cz>
5242 * lto-cgraph.c (lto_output_node): Do not output comdat groups
5244 (output_cgraph): Do not arrange comdat groups for boundary nodes.
5246 2010-04-21 Jakub Jelinek <jakub@redhat.com>
5249 * dwarf2out.c (add_name_and_src_coords_attributes): Add
5250 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
5252 2010-04-21 Jan Hubicka <jh@suse.cz>
5254 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
5256 2010-04-21 Jan Hubicka <jh@suse.cz>
5258 * varpool.c (decide_is_variable_needed): Variable is always needed
5261 2010-04-21 Jan Hubicka <jh@suse.cz>
5263 * opts.c (decode_options): Enable pure-const pass for whopr.
5265 2010-04-21 Jan Hubicka <jh@suse.cz>
5267 * cgraph.c (dump_cgraph_node): Dump also assembler name.
5268 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
5270 (cgraph_decide_inlining): Do not expect callee to be removed in all
5273 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
5275 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
5277 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
5279 * config/i386/i386.md (x86_shrd): Add athlon_decode and
5280 amdfam10_decode attributes.
5282 2010-04-21 Jakub Jelinek <jakub@redhat.com>
5285 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
5286 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
5287 (lower_copyprivate_clauses): Use private var in outer
5288 context instead of original var. Make sure the types
5289 are correct for VLAs.
5291 2010-04-21 Richard Guenther <rguenther@suse.de>
5293 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
5294 to non-pointer objects.
5296 2010-04-21 Jakub Jelinek <jakub@redhat.com>
5298 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
5299 last chain entry if it starts with the still current label.
5300 (add_location_or_const_value_attribute): Check that
5301 loc_list->first->next is NULL instead of comparing ->first with ->last.
5302 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
5303 to add_var_loc_to_decl.
5305 * dwarf2out.c (output_call_frame_info): For dw_cie_version
5306 >= 4 add also address size and segment size fields into CIE header.
5308 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
5309 long as address size is the same as sizeof (void *) and
5311 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
5312 address size or segment size is unexpected, return DW_EH_PE_omit.
5313 (classify_object_over_fdes): If get_cie_encoding returned
5314 DW_EH_PE_omit, return -1.
5315 (init_object): If classify_object_over_fdes returned -1,
5316 pretend there were no FDEs at all.
5318 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
5320 * config/i386/i386.md (bswap<mode>2): Macroize expander from
5321 bswap{si,di}2 using SWI48 mode iterator.
5322 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
5323 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
5324 set modrm attribute of bswap insn to 0 and remove length attribute.
5325 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
5326 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
5327 set mode attribute to <MODE> and remove length attribute.
5329 2010-04-20 James E. Wilson <wilson@codesourcery.com>
5331 PR rtl-optimization/43520
5332 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
5333 zero available registers.
5335 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5337 * builtins.c (fold_builtin_cproj): Fold more cases.
5339 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5341 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
5342 (fold_builtin_1): Fold builtin cproj.
5343 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
5344 Use ATTR_CONST_NOTHROW_LIST.
5346 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
5348 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
5349 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
5350 ffsi2_no_cmove for !TARGET_CMOVE.
5351 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
5352 (ffssi2): Remove expander.
5353 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
5355 (ctz<mode>2): Ditto from ctz{si,di}2.
5356 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
5358 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
5361 2010-04-20 Jakub Jelinek <jakub@redhat.com>
5363 * dwarf2out.c (AT_linkage_name): Define.
5364 (clone_as_declaration): Handle DW_AT_linkage_name.
5365 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
5366 of DW_AT_MIPS_linkage_name.
5367 (move_linkage_attr): Likewise.
5368 (dwarf2out_finish): Likewise.
5370 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
5373 * fold-const.c (fold_comparison): New folding rule.
5375 2010-04-20 Anatoly Sokolov <aesok@post.ru>
5377 * double-int.h (double_int_setbit): Declare.
5378 * double-int.c (double_int_setbit): New function.
5379 * rtl.h (immed_double_int_const): Declare.
5380 * emit-rtl.c (immed_double_int_const): New function.
5381 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
5382 and immed_double_int_const functions.
5383 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
5384 expand_copysign_bit): (Ditto.).
5385 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
5386 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
5387 * dojump.c (prefer_and_bit_test): (Ditto.).
5388 * expr.c (convert_modes, reduce_to_bit_field_precision,
5389 const_vector_from_tree): (Ditto.).
5390 * expmed.c (mask_rtx, lshift_value): (Ditto.).
5392 2010-04-20 Jan Hubicka <jh@suse.cz>
5394 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
5395 (dump_cgraph_node): Dump new flags.
5396 * cgraph.h (struct cgraph_node): Add flags
5397 reachable_from_other_partition and in_other_partition.
5398 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
5399 other partition can not be removed.
5400 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
5401 the other partition must be output; silence sanity checking on
5402 leaking functions bodies from other paritition.
5403 * lto-cgraph.c (reachable_from_other_partition_p): New function.
5404 (lto_output_node): Output new flags; do not sanity check that inline
5405 clones are output; drop lto_forced_extern_inline_p code; do not mock
5406 visibility flags at partition boundaries.
5407 (add_node_to): New function.
5408 (output_cgraph): Use it to sort functions so masters appear before
5410 (input_overwrite_node): Input new flags.
5411 * passes.c (ipa_write_summaries): Do not call
5412 lto_new_extern_inline_states.
5413 * lto-section-out.c (forced_extern_inline,
5414 lto_new_extern_inline_states lto_delete_extern_inline_states,
5415 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
5416 * lto-streamer.h (lto_new_extern_inline_states,
5417 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
5418 lto_forced_extern_inline_p): Kill.
5420 2010-04-20 Richard Guenther <rguenther@suse.de>
5422 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
5423 from vars that can have pointers.
5424 (process_constraint): Dump useless constraints.
5426 2010-04-20 Richard Guenther <rguenther@suse.de>
5428 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
5429 (dump_sa_points_to_info): Remove asserts.
5430 (init_base_vars): nothing_id isn't an escape point nor does it
5433 2010-04-20 Jakub Jelinek <jakub@redhat.com>
5435 * tree.h (TYPE_REF_IS_RVALUE): Define.
5436 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
5437 should_move_die_to_comdat, prune_unused_types_walk): Handle
5438 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
5439 (modified_type_die, gen_reference_type_die): Emit
5440 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
5441 if TYPE_REF_IS_RVALUE and -gdwarf-4.
5443 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5446 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
5447 calls for -fpic -m31 if they have been sibcall optimized.
5449 2010-04-19 James E. Wilson <wilson@codesourcery.com>
5451 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
5452 ar.lc fixed and call-used.
5454 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
5456 2010-04-19 Jan Hubicka <jh@suse.cz>
5458 * opts.c (decode_options): Disable whpr incompatible passes.
5459 * lto/lto.c (lto_1_to_1_map): Skip clones.
5460 (read_cgraph_and_symbols): Do not mark everything as needed.
5461 (do_whole_program_analysis): Do map only after optimizing;
5462 set proper cgraph_state; use passmanager.
5464 2010-04-19 DJ Delorie <dj@redhat.com>
5466 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
5467 POINTER_PLUS_EXPR and fix them.
5469 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
5471 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
5472 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
5473 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
5474 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
5475 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
5476 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
5477 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
5478 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
5479 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
5480 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
5481 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
5483 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
5485 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
5486 (check_cond_move_block): Likewise.
5487 (cond_move_process_if_block): Likewise.
5488 (noce_find_if_block): Improve formatting.
5489 (find_if_header): Pass 0 to memset and tweak conditions.
5490 (cond_exec_find_if_block): Fix long lines and tweak conditions.
5492 2010-04-19 Jakub Jelinek <jakub@redhat.com>
5494 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
5498 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
5499 with non-local decl doesn't need chain.
5501 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
5503 * ira-color.c (allocno_reload_assign): Avoid accumulating
5504 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
5506 2010-04-19 Martin Jambor <mjambor@suse.cz>
5508 * gimple.h (create_tmp_reg): Declare.
5509 * gimplify.c (create_tmp_reg): New function.
5510 (gimplify_return_expr): Use create_tmp_reg.
5511 (gimplify_omp_atomic): Likewise.
5512 (gimple_regimplify_operands): Likewise.
5513 * tree-dfa.c (make_rename_temp): Likewise.
5514 * tree-predcom.c (predcom_tmp_var): Likewise.
5515 (reassociate_to_the_same_stmt): Likewise.
5516 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
5517 (get_replaced_param_substitute): Likewise.
5518 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
5519 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
5520 * tree-ssa-pre.c (get_representative_for): Likewise.
5521 (create_expression_by_pieces): Likewise.
5522 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
5523 (create_tailcall_accumulator): Likewise.
5525 2010-04-19 Martin Jambor <mjambor@suse.cz>
5527 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
5529 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
5531 2010-04-19 Richard Guenther <rguenther@suse.de>
5533 PR tree-optimization/43796
5534 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
5535 from SCEV in the lattice.
5536 (vrp_visit_phi_node): Dump change.
5538 2010-04-19 Richard Guenther <rguenther@suse.de>
5540 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
5541 * configure: Re-generated.
5543 2010-04-19 Richard Guenther <rguenther@suse.de>
5545 PR tree-optimization/43783
5546 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
5547 constant ARRAY_REF operands two and three if possible.
5549 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
5552 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
5554 2010-04-19 Jie Zhang <jie@codesourcery.com>
5557 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
5559 2010-04-19 Ira Rosen <irar@il.ibm.com>
5561 PR tree-optimization/37027
5562 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
5563 and macro to access it.
5564 (vectorizable_reduction): Add argument.
5565 (vect_get_slp_defs): Likewise.
5566 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
5567 statements for possible use in SLP.
5568 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
5569 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
5570 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
5572 (vectorizable_reduction): Likewise.
5573 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
5575 (vectorizable_type_demotion, vectorizable_type_promotion,
5576 vectorizable_store): Likewise.
5577 (vect_analyze_stmt): Update call to vectorizable_reduction.
5578 (vect_transform_stmt): Likewise.
5579 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
5580 (vect_build_slp_tree): Fix indentation. Check that there are no loads
5581 from different interleaving chains in same node.
5582 (vect_slp_rearrange_stmts): New function.
5583 (vect_supported_load_permutation_p): Allow load permutations for
5584 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
5585 inside SLP nodes if necessary.
5586 (vect_analyze_slp_instance): Handle reductions.
5587 (vect_analyze_slp): Try to build SLP instances originating from groups
5589 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
5590 (vect_get_constant_vectors): Create initial vectors for reductions
5591 according to reduction code. Add new argument.
5592 (vect_get_slp_defs): Add new argument, pass it to
5593 vect_get_constant_vectors.
5594 (vect_schedule_slp_instance): Remove SLP tree root statements.
5596 2010-04-19 Jakub Jelinek <jakub@redhat.com>
5598 * tree.h (ENUM_IS_SCOPED): Define.
5599 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
5600 for ENUM_IS_SCOPED enums.
5602 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
5604 * fold-const.c (fold_comparison): Use ssizetype.
5605 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
5606 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
5607 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
5608 * tree-object-size.c (compute_object_sizes): Use size_type_node.
5610 * tree.h (initialize_sizetypes): Remove parameter.
5611 (build_common_tree_nodes): Remove second parameter.
5612 * stor-layout.c (initialize_sizetypes): Remove parameter.
5613 Always create an unsigned type.
5614 (set_sizetype): Assert that the passed type is unsigned and simplify.
5615 * tree.c (build_common_tree_nodes): Remove second parameter.
5616 Adjust call to initialize_sizetypes.
5617 * c-decl.c (c_init_decl_processing): Remove second argument in call to
5618 build_common_tree_nodes.
5620 2010-04-18 Matthias Klose <doko@ubuntu.com>
5622 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
5624 2010-04-18 Ira Rosen <irar@il.ibm.com>
5626 PR tree-optimization/43771
5627 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
5628 load permutation doesn't have gaps.
5630 2010-04-18 Jan Hubicka <jh@suse.cz>
5632 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
5633 (sse_prologue_save_insn expander): Use new pattern.
5634 (sse_prologue_save_insn1): New pattern and splitter.
5635 (sse_prologue_save_insn): Update to deal also with 64bit aligned
5637 * i386.c (setup_incoming_varargs_64): Do not compute jump
5639 (ix86_gimplify_va_arg): Update alignment needed.
5640 (ix86_local_alignment): Do not align all local arrays to 128bit.
5642 2010-04-17 Jan Hubicka <jh@suse.cz>
5644 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
5646 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
5648 * arm.md (negdi2): Remove redundant code to force values into a
5651 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
5653 * arm/bpabi.S: Add EABI alignment attributes to objects.
5654 * arm/bpabi-v6m.S: Likewise.
5655 * arm/crti.asm: Likewise.
5656 * arm/crtn.asm: Likewise.
5657 * arm/lib1funcs.asm: Likewise.
5658 * arm/libunwind.S: Likewise.
5660 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
5662 * arm-protos.h (tune_params): New structure.
5663 * arm.c (current_tune): New variable.
5664 (arm_constant_limit): Delete.
5665 (struct processors): Add pointer to the tune parameters.
5666 (arm_slowmul_tune): New tuning option.
5667 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
5668 (all_cores): Adjust to pick up the tuning model.
5669 (arm_constant_limit): New function.
5670 (arm_override_options): Select the appropriate tuning model. Delete
5671 initialization of arm_const_limit.
5672 (arm_split_constant): Use the new constant-limit model.
5673 (arm_rtx_costs): Pick up the current tuning model.
5674 * arm.md (is_strongarm, is_xscale): Delete.
5675 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
5676 for Xscale variant architectures.
5677 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
5679 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5681 * config/arm/arm.c (arm_gen_constant): Remove unused variable
5683 (arm_rtx_costs_1): Remove unused variable extra_cost.
5684 (arm_unwind_emit_set): Use variable offset.
5685 (thumb1_output_casesi): Remove unused variable flags.
5687 2010-04-16 Jeff Law <law@redhat.com>
5689 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
5690 needing assignment rather than doing a two-phase assignment. Remove
5691 unused variable 'm'.
5693 2010-04-16 Jakub Jelinek <jakub@redhat.com>
5696 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
5698 2010-04-16 Doug Kwan <dougkwan@google.com>
5700 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
5701 (next_operand_entry_id): New static variable.
5702 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
5703 (add_to_ops_vec): Assigned unique ID to operand entry.
5704 (struct oecount_s): New field ID.
5705 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
5706 (undistribute_ops_list): Assign unique IDs to oecounts.
5707 (init_reassoc): reset next_operand_entry_id.
5709 2010-04-16 Doug Kwan <dougkwan@google.com>
5711 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
5712 missing left parenthesis.
5714 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
5716 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
5717 *btdi_rex64 using SWI48 mode iterator.
5718 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
5719 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
5720 *jcc_btdi_mask_rex64.
5722 2010-04-16 Anatoly Sokolov <aesok@post.ru>
5724 * double-int.h (tree_to_double_int): Convert to macro.
5725 * double-int.c (tree_to_double_int): Remove.
5727 2010-04-16 Jakub Jelinek <jakub@redhat.com>
5730 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
5731 with want_address 2 and in case a single element list might be
5732 possible, call it again with want_address 0.
5734 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5736 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
5737 case 'W' print operands for HI mode.
5738 * config/h8300/h8300.h (Y0, Y2) : New constraints.
5739 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
5740 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
5741 * config/h8300/predicate.md (bit_register_indirect_operand): New.
5743 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
5745 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
5746 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
5747 #xx:3 and #xx:4 mode.
5749 * config/h8300/h8300.md (inverted load with HImode dest): Add
5750 support for H8300SX.
5752 * config/h8300/predicate.md (bit_operand): Allow immediate values that
5753 satisfy 'U' constraint.
5755 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5757 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
5758 * configure: Regenerate.
5759 * config.in: Regenerate.
5760 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
5763 2010-04-16 Richard Guenther <rguenther@suse.de>
5765 * tree.h (struct tree_decl_minimal): Move pt_uid ...
5766 (struct tree_decl_common): ... here.
5767 (DECL_PT_UID): Adjust.
5768 (SET_DECL_PT_UID): Likewise.
5769 (DECL_PT_UID_SET_P): Likewise.
5771 2010-04-16 Richard Guenther <rguenther@suse.de>
5773 PR tree-optimization/43572
5774 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
5775 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
5776 * tree-flow.h (is_call_clobbered): Remove.
5777 * tree-flow-inline.h (is_call_clobbered): Likewise.
5778 * tree-dfa.c (dump_variable): Do not dump call clobber state.
5779 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
5780 (execute_return_slot_opt): Adjust.
5781 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
5782 check for call clobbered vars here.
5783 (find_tail_calls): Move tailcall verification to the
5786 2010-04-16 Diego Novillo <dnovillo@google.com>
5788 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
5790 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
5793 * config/arm/arm.md (cbranchqi4): New pattern.
5794 * config/arm/predicates.md (const0_operand,
5795 cbranchqi4_comparison_operator): New predicates.
5797 2010-04-16 Richard Guenther <rguenther@suse.de>
5799 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
5800 (dump_gimple_stmt): Likewise.
5802 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
5804 * recog.h (struct recog_data): New field is_operator.
5805 (struct insn_operand_data): New field is_operator.
5806 * recog.c (extract_insn): Set recog_data.is_operator.
5807 * genoutput.c (output_operand_data): Emit code to set the
5809 * reload.c (find_reloads): Use it rather than testing for an
5810 empty constraint string.
5813 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
5814 If the previous insn is a cbranchsi4_insn with the same arguments,
5815 omit the compare instruction.
5817 * config/arm/arm.md (addsi3_cbranch): If destination is a high
5818 register, inputs must be low registers and we need a low register
5819 scratch. Handle alternative 2 like alternative 3.
5821 2010-04-16 Jakub Jelinek <jakub@redhat.com>
5823 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
5824 don't call get_addr on both. If one expression is a VALUE and
5825 the other a REG, check VALUE's locs if the REG isn't among them.
5827 2010-04-16 Christian Bruel <christian.bruel@st.com>
5829 * config/sh/sh.h (sh_frame_pointer_required): New function.
5830 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
5831 (flag_omit_frame_pointer) Set.
5832 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
5833 (rounded_frame_size): Adjust size with outgoing_args_size.
5834 (sh_set_return_address): Must return from stack pointer.
5835 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
5836 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
5837 (ACCUMULATE_OUTGOING_ARGS): Define.
5838 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
5839 * gcc/config/sh/sh.opt (maccumulate-outgoing-args): New option.
5841 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
5844 * config/sh/sh.c (sh_legitimize_reload_address): Use
5845 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
5846 Remove a unneeded check for offset_base.
5848 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
5850 * configure: Regenerated.
5852 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5854 * config/s390/s390.c (s390_call_save_register_used): Switch back
5855 to HARD_REGNO_NREGS.
5857 2010-04-15 Richard Guenther <rguenther@suse.de>
5859 * alias.c (alias_set_subset_of): Handle alias-set zero
5862 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
5863 Julian Brown <julian@codesourcery.com>
5865 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
5866 alternatives according to use of high and low regs.
5867 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
5868 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
5869 optimizing for size on Thumb-2.
5871 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
5873 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
5875 2010-04-15 Richard Guenther <rguenther@suse.de>
5877 * tree-ssa-structalias.c (struct variable_info): Add
5879 (new_var_info): Initialize it.
5880 (dump_constraints): Support printing last added constraints.
5881 (debug_constraints): Adjust.
5882 (dump_constraint_graph): Likewise.
5883 (make_heapvar_for): Check for NULL cfun.
5884 (get_function_part_constraint): New function.
5885 (get_fi_for_callee): Likewise.
5886 (find_func_aliases): Properly implement IPA PTA constraints.
5887 (process_ipa_clobber): New function.
5888 (find_func_clobbers): Likewise.
5889 (insert_into_field_list_sorted): Remove.
5890 (create_function_info_for): Properly allocate vars for IPA mode.
5891 Do not use insert_into_field_list_sorted.
5892 (create_variable_info_for): Properly generate constraints for
5893 global vars in IPA mode.
5894 (dump_solution_for_var): Always dump the solution.
5895 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
5896 (find_what_var_points_to): Adjust.
5897 (pt_solution_set): Change.
5898 (pt_solution_ior_into): New function.
5899 (pt_solution_empty_p): Export.
5900 (pt_solution_includes_global): Adjust.
5901 (pt_solution_includes_1): Likewise.
5902 (pt_solutions_intersect_1): Likewise.
5903 (dump_sa_points_to_info): Check some invariants.
5904 (solve_constraints): Move constraint dumping ...
5905 (compute_points_to_sets): ... here.
5906 (ipa_pta_execute): ... and here.
5907 (compute_may_aliases): Do not re-compute points-to info
5908 locally if IPA info is available.
5909 (ipa_escaped_pt): New global var.
5910 (ipa_pta_execute): Properly implement IPA PTA.
5911 * tree-into-ssa.c (dump_decl_set): Support dumping
5912 decls not in referenced-vars.
5913 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
5914 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
5915 (dump_points_to_solution): Likewise.
5916 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
5917 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
5918 (remap_gimple_stmt): Reset call clobber/use information if necessary.
5919 (copy_decl_to_var): Copy DECL_PT_UID.
5920 (copy_result_decl_to_var): Likewise.
5921 * tree.c (make_node_stat): Initialize DECL_PT_UID.
5922 (copy_node_stat): Copy it.
5923 * tree.h (DECL_PT_UID): New macro.
5924 (SET_DECL_PT_UID): Likewise.
5925 (DECL_PT_UID_SET_P): Likewise.
5926 (struct tree_decl_minimal): Add pt_uid member.
5927 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
5928 (pt_solution_empty_p): Declare.
5929 (pt_solution_set): Adjust.
5930 (ipa_escaped_pt): Declare.
5931 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
5932 * gimple-pretty-print.c (pp_points_to_solution): New function.
5933 (dump_gimple_call): Dump call clobber/use information.
5934 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
5935 * tree-pass.h (TDF_ALIAS): New dump option.
5936 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
5937 * doc/invoke.texi (-fipa-pta): Update documentation.
5939 2010-04-15 Richard Guenther <rguenther@suse.de>
5941 * Makefile.in (OBJS-common): Add gimple-fold.o.
5942 (gimple-fold.o): New rule.
5943 * tree.h (maybe_fold_offset_to_reference,
5944 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
5946 * gimple.h: ... here.
5947 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
5948 may_propagate_address_into_dereference): Move prototypes ...
5949 * gimple.h: ... here.
5950 * tree-ssa-ccp.c (get_symbol_constant_value,
5951 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
5952 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
5953 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
5954 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
5955 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
5956 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
5957 gimplify_and_update_call_from_tree): Move ...
5958 * gimple-fold.c: ... here. New file.
5959 (ccp_fold_builtin): Rename to ...
5960 (gimple_fold_builtin): ... this.
5961 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
5963 2010-04-15 Richard Guenther <rguenther@suse.de>
5965 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
5966 fit_double_type, force_fit_type_double, add_double_with_sign,
5967 neg_double, mul_double_with_sign, lshift_double, rshift_double,
5968 lrotate_double, rrotate_double, div_and_round_double): Move ...
5969 * double-int.c: ... here.
5970 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
5971 add_double, neg_double, mul_double_with_sign, mul_double,
5972 lshift_double, rshift_double, lrotate_double, rrotate_double,
5973 div_and_round_double): Move prototypes ...
5974 * double-int.h: ... here.
5976 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
5979 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
5980 matching constraints to ensure inputs match the output.
5982 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
5985 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
5986 in an input-only operand.
5988 2010-04-15 Anatoly Sokolov <aesok@post.ru>
5990 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
5991 (double_int_not, double_int_lshift, double_int_rshift): Declare.
5992 (double_int_negative_p): Convert to static inline function.
5993 * double-int.c (double_int_lshift, double_int_lshift): New functions.
5994 (double_int_negative_p): Remove.
5995 * tree.h (lshift_double, rshift_double):
5996 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
5997 * fold-const.c (fold_convert_const_int_from_real,
5998 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
5999 (lshift_double): Change type of arith argument to bool.
6000 (rshift_double): Change type of arith argument to bool. Correct
6002 * expmed.c (mask_rtx, lshift_value): (Ditto.).
6004 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
6007 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
6008 at the start and end of the then/else blocks, and omit them from the
6010 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
6011 argument; all callers changed. Pass zero to old_insns_match_p instead.
6012 (flow_find_head_matching_sequence): New function.
6013 (old_insns_match_p): Check REG_EH_REGION notes for calls.
6014 * basic-block.h (flow_find_cross_jump,
6015 flow_find_head_matching_sequence): Declare functions.
6017 2010-04-14 Jason Merrill <jason@redhat.com>
6020 * c-common.c (attribute_takes_identifier_p): New fn.
6021 * c-common.h: Declare it.
6023 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
6025 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
6027 (*udivmod<mode>4): Ditto.
6029 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
6031 * config/i386/i386.md (maxmin_int): Rename code attribute from
6032 maxminiprefix and update all users.
6033 (maxmin_float): Ditto from maxminfprefix.
6034 (logic): Ditto from logicprefix.
6035 (absneg_mnemonic): Ditto from absnegprefix.
6036 * config/i386/mmx.md: Update all users of maxminiprefix,
6037 maxminfprefix and logicprefix for rename.
6038 * config/i386/sse.md: Ditto.
6039 * config/i386/sync.md (sync_<code><mode>): Update for
6042 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
6045 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
6046 warnings converted to errors.
6048 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
6050 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
6051 used insn_type variable.
6052 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
6053 to avoid set-but-not-used warning.
6055 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
6057 * df-core.c (df_ref_debug): Change format string placeholder
6059 * dwarf2asm.c (dw2_asm_output_data_raw,
6060 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
6061 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
6062 * dwarf2out.c (output_cfi, output_cfi_directive,
6063 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
6064 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
6066 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
6067 * print-rtl.c (print_rtx): Ditto.
6069 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6072 * builtins.c (expand_builtin_pow_root): New function to expand pow
6073 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
6074 series of sqrt and cbrt calls under -ffast-math.
6075 (expand_builtin_pow): Call it.
6077 2010-04-14 Michael Matz <matz@suse.de>
6079 PR tree-optimization/42963
6080 * tree-cfg.c (touched_switch_bbs): New static variable.
6081 (group_case_labels_stmt): New function broken out from ...
6082 (group_case_labels): ... here, use the above.
6083 (start_recording_case_labels): Allocate touched_switch_bbs.
6084 (end_recording_case_labels): Deallocate it, call
6085 group_case_labels_stmt.
6086 (gimple_redirect_edge_and_branch): Remember index of affected BB.
6088 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
6090 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
6093 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
6095 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
6097 2010-04-13 Jan Hubicka <jh@suse.cz>
6099 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
6100 of optimized out static functions.
6101 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
6102 cost computation. Also sanity check for overflows.
6103 (update_caller_keys): Update cgraph_edge_badness call; properly
6104 update fibheap and sanity check that it is up to date.
6105 (add_new_edges_to_heap): Update cgraph_edge_badness.
6106 (cgraph_decide_inlining_of_small_function): Likewise;
6107 add sanity checking that badness in heap is up to date;
6108 improve dumping of reason; Update badness of calls to the
6109 offline copy of function currently inlined; dump badness
6110 of functions not inlined because of unit growth limits.
6112 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
6115 * c-common.c (pointer_int_sum): Disregard overflow that occured only
6116 because of sign-extension change when converting to sizetype here...
6117 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
6119 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
6120 the folding to constants. Remove redundant final conversion.
6121 (fold_binary) <associate>: Do not associate if the re-association of
6122 constants alone overflows.
6123 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
6124 to the end of the list.
6125 (multiple_of_p) <COND_EXPR>: New case.
6127 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
6129 * opt-functions.awk (opt_sanitized_name): New.
6131 * optc-gen.awk: Use it
6132 * opth-gen.awk: Use it.
6134 2010-04-13 Martin Jambor <mjambor@suse.cz>
6136 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
6137 (sra_modify_assign): Delete stmts loading dead data even if racc has no
6138 children. Call replace_uses_with_default_def_ssa_name to handle
6141 2010-04-13 Michael Matz <matz@suse.de>
6144 * builtins.c (expand_builtin_interclass_mathfn): Also create
6145 a register if the predicate doesn't match.
6147 2010-04-13 Diego Novillo <dnovillo@google.com>
6149 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
6150 * c-pch.c: Include timevar.h.
6151 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
6152 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
6153 * ggc-common.c: Include timevar.h.
6154 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
6155 * timevar.def (TV_PCH_SAVE): Define.
6156 (TV_PCH_CPP_SAVE): Define.
6157 (TV_PCH_PTR_REALLOC): Define.
6158 (TV_PCH_PTR_SORT): Define.
6159 (TV_PCH_RESTORE): Define.
6160 (TV_PCH_CPP_RESTORE): Define.
6162 2010-04-13 Michael Matz <matz@suse.de>
6164 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
6166 (can_reassociate_p): New function.
6167 (break_up_subtract_bb, reassociate_bb): Use it.
6169 2010-04-13 Richard Guenther <rguenther@suse.de>
6172 * builtins.c (c_readstr): Fix assert.
6174 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
6176 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
6177 when generating cltd insn.
6179 (*ashl<mode>3_1): Remove special handling for register operand 2.
6180 (*ashlsi3_1_zext): Ditto.
6181 (*ashlhi3_1): Ditto.
6182 (*ashlhi3_1_lea): Ditto.
6183 (*ashlqi3_1): Ditto.
6184 (*ashlqi3_1_lea): Ditto.
6185 (*<shiftrt_insn><mode>3_1): Ditto.
6186 (*<shiftrt_insn>si3_1_zext): Ditto.
6187 (*<shiftrt_insn>qi3_1_slp): Ditto.
6188 (*<rotate_insn><mode>3_1): Ditto.
6189 (*<rotate_insn>si3_1_zext): Ditto.
6190 (*<rotate_insn>qi3_1_slp): Ditto.
6192 2010-04-13 Richard Guenther <rguenther@suse.de>
6194 * tree-ssa-structalias.c (callused_id): Remove.
6195 (call_stmt_vars): New.
6196 (get_call_vi): Likewise.
6197 (lookup_call_use_vi): Likewise.
6198 (lookup_call_clobber_vi): Likewise.
6199 (get_call_use_vi): Likewise.
6200 (get_call_clobber_vi): Likewise.
6201 (make_transitive_closure_constraints): Likewise.
6202 (handle_const_call): Adjust to do per-call call-used handling.
6203 (handle_pure_call): Likewise.
6204 (find_what_var_points_to): Remove general callused handling.
6205 (init_base_vars): Likewise.
6206 (init_alias_vars): Initialize call_stmt_vars.
6207 (compute_points_to_sets): Process call-used and call-clobbered
6208 vars for call statements.
6209 (delete_points_to_sets): Free call_stmt_vars.
6211 2010-04-13 Richard Guenther <rguenther@suse.de>
6213 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
6214 Only add RW dependence for dependence distance zero.
6215 Adjust maximal vectorization factor according to dependences.
6216 Move alignment handling ...
6217 (vect_find_same_alignment_drs): ... here. New function.
6218 (vect_analyze_data_ref_dependences): Adjust.
6219 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
6220 (vect_analyze_data_refs): Adjust minimal vectorization factor
6221 according to data references.
6222 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
6223 dependences before determining the vectorization factor.
6224 Analyze alignment after determining the vectorization factor.
6225 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
6226 dependences before alignment.
6227 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
6229 (vect_analyze_data_refs): Likewise.
6230 (MAX_VECTORIZATION_FACTOR): New define.
6232 2010-04-13 Duncan Sands <baldrick@free.fr>
6234 * except.h (lang_eh_type_covers): Remove.
6235 * except.c (lang_eh_type_covers): Likewise.
6237 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6238 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6240 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
6241 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
6242 UNITS_PER_LONG where it is ABI relevant.
6243 (s390_return_addr_rtx): Likewise.
6244 (s390_back_chain_rtx): Likewise.
6245 (s390_frame_area): Likewise.
6246 (s390_frame_info): Likewise.
6247 (s390_initial_elimination_offset): Likewise.
6248 (save_gprs): Likewise.
6249 (s390_emit_prologue): Likewise.
6250 (s390_emit_epilogue): Likewise.
6251 (s390_function_arg_advance): Likewise.
6252 (s390_function_arg): Likewise.
6253 (s390_va_start): Likewise.
6254 (s390_gimplify_va_arg): Likewise.
6255 (s390_function_profiler): Likewise.
6256 (s390_optimize_prologue): Likewise.
6257 (s390_rtx_costs): Likewise.
6258 (s390_secondary_reload): Likewise.
6259 (s390_promote_function_mode): Likewise.
6260 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
6261 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
6262 registers available.
6263 (s390_unwind_word_mode): New function.
6264 (s390_function_value): Split 64 bit values into register pair if
6265 used as return value.
6266 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
6267 function call parameters. Handle parallels.
6268 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
6269 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
6270 (DWARF_CIE_DATA_ALIGNMENT): New macro.
6271 (s390_expand_setmem): Remove unused variable src_addr.
6272 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
6273 deal with 64 bit registers.
6274 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
6275 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
6276 (UNITS_PER_LONG): New macro.
6277 * libjava/include/s390-signal.h: Define extended ucontext
6278 structure containing the upper halfs of the 64 bit registers.
6280 2010-04-13 Simon Baldwin <simonb@google.com>
6282 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
6284 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
6286 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
6287 rvalue on the RHS if the LHS is of a non-renamable type.
6288 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
6290 2010-04-13 Matthias Klose <doko@ubuntu.com>
6292 * gcc.c (cc1_options): Handle -iplugindir before processing
6293 the cc1 spec. Only add -iplugindir once.
6294 (cpp_unique_options): Add -iplugindir option if -fplugin* options
6296 * common.opt (iplugindir): Remove `Separate' property, initialize.
6297 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
6299 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
6300 (distclean): Remove plugin dir.
6301 * doc/invoke.texi: Document -iplugindir.
6303 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
6305 * doc/plugins.texi (Loading Plugins): Document short
6306 -fplugin=foo option.
6307 (Plugin API): Mention default_plugin_dir_name function.
6309 * gcc.c (find_file_spec_function): Add new declaration.
6310 (static_spec_func): Use it for "find-file".
6311 (find_file_spec_function): Add new function.
6312 (cc1_options): Add -iplugindir option if -fplugin* options found.
6314 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
6316 * plugin.c (add_new_plugin): Updated comment, and handle short
6318 (default_plugin_dir_name): Added new function.
6320 * common.opt (iplugindir): New option to set the plugin directory.
6322 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
6324 * config/i386/i386.md (any_rotate): New code iterator.
6325 (rotate_insn): New code attribute.
6327 (SWIM124): New mode iterator.
6328 (<rotate_insn>ti3): New expander.
6329 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
6330 any_rotate code iterator.
6331 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
6332 using any_rotate code iterator and SWIM124 mode iterator.
6333 (ix86_rotlti3): New insn_and_split pattern.
6334 (ix86_rotrti3): Ditto.
6335 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
6336 ix86_rotl{di,ti}3 patterns.
6337 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
6338 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
6339 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
6340 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
6341 code iterator and SWI mode iterator.
6342 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
6343 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
6345 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
6346 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
6347 (bswap rotatert splitter): Add splitter.
6348 (bswap splitter): Macroize splitter using any_rotate code iterator.
6349 Add insn predicate to split only for TARGET_USE_XCHGB or when
6350 optimizing function for size.
6352 2010-04-12 Steve Ellcey <sje@cup.hp.com>
6354 * config/pa/pa.c (emit_move_sequence): Remove use of
6355 deleted variable flag_argument_noalias.
6357 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6359 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
6361 Add to unsupported targets list.
6362 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
6363 sparc*-sun-solaris2.[567]* from target lists.
6364 * configure: Regenerate.
6365 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
6367 Remove Solaris 7 patch references.
6368 (Specific, sparc-sun-solaris2.7): Removed.
6369 (sparc-sun-solaris2*): Update Solaris 7 example.
6370 (sparc64-*-solaris2*): Likewise.
6372 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6374 * config.build (alpha*-dec-osf4*): Remove.
6375 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
6376 of obsolete configurations.
6377 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
6379 * config/alpha/t-osf4: Renamed to ...
6380 * config/alpha/t-osf5: ... this.
6381 * config/alpha/osf.h: Renamed to ...
6382 * config/alpha/osf5.h: ... this.
6383 Merged old osf5.h contents.
6385 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
6386 (EXTRA_SPECS): Removed.
6387 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
6388 reflect removal of Tru64 UNIX V4.0/V5.0 support.
6391 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6393 * doc/contrib.texi (Contributors, Rainer Orth): Update.
6395 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
6398 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
6399 __thiscall convention.
6401 2010-04-12 Steve Ellcey <sje@cup.hp.com>
6403 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
6405 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
6407 2010-04-12 Steve Ellcey <sje@cup.hp.com>
6409 * function.c (assign_parms_initialize_all): Add unused attribute
6412 2010-04-12 Richard Guenther <rguenther@suse.de>
6414 * gsstruct.def (GSS_CALL): New.
6415 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
6416 * gimple.h: Include tree-ssa-alias.h.
6417 (struct gimple_statement_call): New.
6418 (union gimple_statement_struct_d): Add gimple_call member.
6419 (gimple_call_reset_alias_info): Declare.
6420 (gimple_call_use_set): New function.
6421 (gimple_call_clobber_set): Likewise.
6422 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
6423 * gimple.c (gimple_call_reset_alias_info): New function.
6424 (gimple_build_call_1): Call it.
6425 * lto-streamer-in.c (input_gimple_stmt): Likewise.
6426 * tree-inline.c (remap_gimple_stmt): Likewise.
6427 (expand_call_inline): Remove callused handling.
6428 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
6429 * tree-dfa.c (dump_variable): Likewise.
6430 * tree-parloops.c (parallelize_loops): Likewise.
6431 * tree-ssa.c (init_tree_ssa): Likewise.
6432 (delete_tree_ssa): Likewise.
6433 * tree-flow-inline.h (is_call_used): Remove.
6434 * tree-flow.h (struct gimple_df): Remove callused member.
6435 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
6436 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
6437 (ref_maybe_used_by_call_p_1): Simplify.
6438 (call_may_clobber_ref_p_1): Likewise.
6439 * tree-ssa-structalias.c (compute_points_to_sets): Set
6440 the call stmt used and clobbered sets.
6441 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
6442 (find_tail_calls): Verify the tail call.
6444 2010-04-12 Richard Guenther <rguenther@suse.de>
6446 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
6447 single-iteration always-inline inlining.
6448 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
6449 (cgraph_decide_inlining): Do not handle always-inline specially.
6450 (try_inline): Remove always-inline cycle detection special case.
6451 Do not recurse on always-inlines.
6452 (cgraph_early_inlining): Do not iterate if not optimizing.
6453 (cgraph_gate_early_inlining): remove.
6454 (pass_early_inline): Run unconditionally.
6455 (gate_cgraph_decide_inlining): New function.
6456 (pass_ipa_inline): Use it. Do not run the IPA inliner if
6457 not inlining or optimizing.
6458 (cgraph_decide_inlining_of_small_functions): Also consider
6459 always-inline functions.
6460 (cgraph_default_inline_p): Return true for nodes which should
6461 disregard inline limits.
6462 (estimate_function_body_sizes): Assume zero size and time for
6463 nodes which are marked as disregarding inline limits.
6464 (cgraph_decide_recursive_inlining): Do not perform recursive
6465 inlining on always-inline nodes.
6467 2010-04-12 Jakub Jelinek <jakub@redhat.com>
6470 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
6471 for exprs satisfying handled_component_p.
6473 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
6475 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
6476 non-constant aggregate elements.
6478 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
6479 is a real initialization.
6481 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
6484 * c-decl.c (start_function): Move forward check for nested function.
6486 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
6488 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
6489 * config/sh/sh.c: Include reload.h.
6490 (sh_legitimize_reload_address): New.
6491 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
6492 sh_legitimize_reload_address.
6494 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
6496 * config/sh/sh.md (*movqi_pop): New insn pattern.
6497 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
6499 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
6501 * config/i386/i386.md (any_shiftrt): New code iterator.
6502 (shiftrt_insn): New code attribute.
6504 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
6505 using any_shiftrt code iterator.
6506 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
6507 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
6508 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
6509 pattern from corresponding peephole2 patterns.
6510 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
6511 using any_shiftrt code iterator.
6512 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
6513 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
6514 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
6515 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
6516 *{ashr,lshr}<mode>3_cmp_zext.
6517 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
6519 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
6521 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
6523 (*lshr<mode>3_cconly): Ditto.
6525 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
6527 * config/i386/i386.md (lshr<mode>3): Macroize expander from
6528 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
6529 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
6530 pattern from *lshr{di,ti}3_1 and corresponding splitters using
6532 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
6533 from corresponding peephole2 patterns.
6534 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
6535 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
6536 and *lshrdi3_1_rex64 using SWI mode iterator.
6537 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
6538 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
6539 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
6540 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
6541 and *lshrdi3_cmp_rex64 using SWI mode iterator.
6542 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
6543 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
6544 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
6545 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
6548 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
6550 * config/i386/i386.md (ashr<mode>3): Macroize expander from
6551 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
6552 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
6553 pattern from *ashr{di,ti}3_1 and corresponding splitters using
6555 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
6556 from corresponding peephole2 patterns.
6557 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
6558 (ashrsi3_cvt): Rename from ashrsi3_31.
6559 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
6560 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
6561 and x86_64_shift_adj_3 using SWI48 mode iterator.
6562 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
6563 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
6564 and *ashrdi3_1_rex64 using SWI mode iterator.
6565 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
6566 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
6567 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
6568 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
6569 and *ashrdi3_cmp_rex64 using SWI mode iterator.
6570 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
6571 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
6572 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
6573 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
6575 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
6576 * config/i386/i386.c (ix86_split_ashr): Update for renamed
6577 x86_shift<mode>_adj_3 expanders.
6579 2010-04-10 Wei Guozhi <carrot@google.com>
6582 * config/arm/arm.c (arm_pic_static_addr): New function.
6583 (legitimize_pic_address): Call arm_pic_static_addr when it detects
6585 (arm_output_addr_const_extra): Output expression for new pattern.
6586 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
6588 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
6590 * ira-costs.c (record_reg_classes): Ignore alternatives that are
6593 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
6594 * web.c: Include "insn-config.h" and "recog.h".
6595 (union_match_dups): New function.
6596 (web_main): Call it.
6597 (union_defs): Don't try to recognize match_dups.
6599 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
6600 if doing so would replace the entire pattern.
6602 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
6606 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
6607 and splitter pattern. Change splitter operand 1 predicate to
6610 2010-04-09 Martin Jambor <mjambor@suse.cz>
6612 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
6613 lattices are addresses of CONST_DECLs with the same initial value.
6614 (ipcp_print_all_lattices): Print values of CONST_DECLs.
6615 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
6617 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
6618 Bernd Schmidt <bernds@codesourcery.com>
6620 * loop-invariant.c (replace_uses): New static function.
6621 (move_invariant_reg): Use it to ensure we can replace the uses.
6623 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
6625 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
6627 (picochip_override_options): Enable section anchors only above -O1.
6628 (picochip_reorg): Fixed a couple of build warnings.
6630 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6632 * configure.ac (plugin -rdynamic test): Log result.
6633 * configure: Regenerate.
6634 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
6635 (RDYNAMIC_SPEC): Define.
6636 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
6638 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6640 * configure.ac: Determine Sun ld version numbers.
6641 (comdat_group): Restrict GNU ld version checks to gld.
6642 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
6643 (enable_comdat): Support --enable-comdat.
6644 * configure: Regenerate.
6645 * doc/install.texi (Configuration): Document --enable-comdat.
6647 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6649 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
6650 * config/sol2-gld.h: ... here.
6651 * config.gcc (sparc*-*-solaris2*): Reflect this.
6652 (i[34567]86-*-solaris2*): Use it.
6654 2010-04-09 Steve Ellcey <sje@cup.hp.com>
6656 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
6658 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
6660 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
6663 * diagnostic.c (diagnostic_initialize): Initialize
6664 some_warnings_are_errors.
6665 (diagnostic_finish): New.
6666 (diagnostic_action_after_output): Call it before exiting.
6667 (diagnostic_report_diagnostic): Do not print message here. Set
6668 some_warnings_are_errors.
6669 * diagnostic.h (diagnostic_context): Delete
6670 issue_warnings_are_errors_message. Add some_warnings_are_errors.
6671 (diagnostic_finish): Declare.
6672 * toplev.c (toplev_main): Call it before exit.
6674 2010-04-09 Jason Merrill <jason@redhat.com>
6677 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
6678 for incomplete type.
6681 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
6682 based on a warning flag.
6684 2010-04-09 Richard Guenther <rguenther@suse.de>
6686 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
6688 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
6691 * varasm.c (default_assemble_visibility): Wrap vars that are
6692 set, but unused, by targets without GAS.
6693 * config/rs6000/rs6000.c (paired_emit_vector_compare):
6694 Remove set, but unused, vars.
6695 (rs6000_legitimize_tls_address): Likewise.
6696 (altivec_expand_dst_builtin): Likewise.
6697 * config/darwin.c (machopic_classify_symbol): Likewise.
6698 (machopic_indirection_name): Likewise.
6700 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
6702 * config/i386/i386.md (DWI): New mode iterator.
6703 (S): New mode attribute.
6704 (shift_operand): Ditto.
6705 (shift_immediate_operand): Ditto.
6706 (ashl_input_operand): Ditto.
6707 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
6708 using SDWIM mode iterator.
6709 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
6710 pattern from *ashl{di,ti}3_1 and corresponding splitters using
6712 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
6713 from corresponding peephole2 patterns.
6714 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
6715 and x86_64_shift_adj_1 using SWI48 mode iterator.
6716 (x86_shift<mode>_adj_2): Ditto.
6717 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
6718 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
6719 using SWI48 mode iterator.
6720 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
6721 *ashldi3_cmp_rex64 using SWI mode iterator.
6722 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
6723 *ashldi3_cconly_rex64 using SWI mode iterator.
6724 * config/i386/i386.c (ix86_split_ashl): Update for renamed
6725 x86_shift<mode>_adj_{1,2}.
6726 (ix86_split_ashr): Ditto.
6727 (ix86_split_lshr): Ditto.
6729 2010-04-09 Richard Guenther <rguenther@suse.de>
6731 * target.h (builtin_conversion): Pass in input and output types.
6732 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
6733 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
6734 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
6735 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
6737 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
6739 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
6741 2010-04-09 Richard Guenther <rguenther@suse.de>
6744 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
6746 2010-04-09 Richard Guenther <rguenther@suse.de>
6748 * tree-vectorizer.h (struct _stmt_vec_info): Document
6749 that vectype is the type of the LHS.
6750 (supportable_widening_operation, supportable_narrowing_operation):
6751 Get both input and output vector types as arguments.
6752 (vect_is_simple_use_1): Declare.
6753 (get_same_sized_vectype): Likewise.
6754 * tree-vect-loop.c (vect_determine_vectorization_factor):
6755 Set STMT_VINFO_VECTYPE to the vector type of the def.
6756 (vectorizable_reduction): Adjust.
6757 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
6758 Adjust. Specify the output vector type.
6759 (vect_pattern_recog_1): Adjust.
6760 * tree-vect-stmts.c (get_same_sized_vectype): New function.
6761 (vectorizable_call): Adjust.
6762 (vectorizable_conversion): Likewise.
6763 (vectorizable_operation): Likewise.
6764 (vectorizable_type_demotion): Likewise.
6765 (vectorizable_type_promotion): Likewise.
6766 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
6768 (vect_is_simple_use_1): New function.
6769 (supportable_widening_operation): Get both input and output
6771 (supportable_narrowing_operation): Likewise.
6772 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
6774 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
6776 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
6777 __thiscall and _thiscall as predefined macros.
6778 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
6779 thiscall attribute handling.
6780 (ix86_comp_type_attributes): Likewise.
6781 (ix86_function_regparm): Likewise.
6782 (ix86_return_pops_args): Likewise.
6783 (init_cumulative_args): Likewise.
6784 (find_drap_reg): Likewise.
6785 (ix86_static_chain): Likewise.
6786 (x86_this_parameter): Likewise.
6787 (x86_output_mi_thunk): Likewise.
6788 (ix86_attribute_table): Add description for thiscall attribute.
6789 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
6790 * doc/extend.texi: Add documentation for thiscall.
6792 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
6795 * c.opt (Wint-to-pointer-cast): Available in C++.
6796 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
6798 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
6800 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
6801 * calls.c (expand_call): Pass the function type to aggregate_value_p.
6802 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
6803 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
6804 function type instead. Reorder and simplify checks.
6806 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
6808 2010-04-08 Jing Yu <jingyu@google.com>
6809 Zdenek Dvorak <ook@ucw.cz>
6811 PR tree-optimization/42720
6812 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
6813 loop unswitch conditions here from ...
6814 (tree_unswitch_single_loop): ... here.
6816 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
6818 * tree-if-conv.c: Fix comments and simplify logic.
6820 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
6822 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
6823 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
6824 (main_tree_if_conversion): Update call to tree_if_conversion.
6826 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
6829 * doc/invoke.texi (-b,-V): Delete.
6830 * doc/tm.texi: Do not mention -b.
6831 * gcc.c (display_help): Delete -b and -V.
6832 (process_command): Delete -b and -V.
6833 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
6835 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
6836 Wolfgang Gellerich <gellerich@de.ibm.com>
6838 Implement target hook for loop unrolling
6839 * target.h (loop_unroll_adjust): Add a new target hook function.
6840 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
6841 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
6842 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
6843 (s390_loop_unroll_adjust): Implement the new target hook for s390.
6844 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
6846 (decide_unroll_stupid): Likewise.
6848 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6851 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
6853 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6855 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
6856 (Specific, *-*-solaris2*): Likewise.
6857 Don't prefer Sun as over GNU as.
6859 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
6861 * config/s390/s390.c (override_options): Adjust the z10 defaults
6862 for max-unroll-times, max-completely-peeled-insns
6863 and max-completely-peel-times.
6865 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6867 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
6868 instructions for z10.
6869 (s390_expand_setmem): Likewise.
6870 (s390_expand_cmpmem): Likewise.
6872 2010-04-08 Richard Guenther <rguenther@suse.de>
6874 PR tree-optimization/43679
6875 * tree-ssa-pre.c (eliminate): Only propagate copies.
6877 2010-04-08 Jakub Jelinek <jakub@redhat.com>
6880 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
6881 set but not used variable warning.
6883 2010-04-08 Wei Guozhi <carrot@google.com>
6886 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
6887 (arm_size_rtx_costs): Call the new function when optimized for size.
6889 2010-04-08 Jakub Jelinek <jakub@redhat.com>
6892 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
6893 op0 is not a MEM, just return NULL instead of assertion
6895 (discover_nonconstant_array_refs): Don't walk debug stmts.
6897 2010-04-08 Doug Kwan <dougkwan@google.com>
6899 * configure.ac: Recognize gold and do not use its version number
6900 to test ld features.
6901 * configure: Regenerate.
6903 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
6906 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
6907 (negate_value): Move code to push elements to broken_up_substracts ...
6908 (eliminate_plus_minus_pair): ... here. Push operands that have no
6909 negative pair to plus_negates.
6910 (repropagate_negates, init_reassoc, fini_reassoc): Update.
6912 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6914 * doc/install.texi (Configuration): Move description of
6915 --enable-lto, --with-libelf*, --enable-gold from Java section to
6918 * doc/generic.texi (Working with declarations)
6919 (Function Properties, C and C++ Trees): Fix typos.
6920 * doc/sourcebuild.texi (Top Level): Likewise.
6922 2010-04-07 Jakub Jelinek <jakub@redhat.com>
6925 * tree.h (DECL_READ_P): Define.
6926 (struct tree_decl_common): Add decl_read_flag.
6927 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
6928 a set but not used warning.
6929 (merge_decls): Merge DECL_READ_P flag.
6930 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
6931 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
6932 * c-common.c (handle_used_attribute, handle_unused_attribute):
6934 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
6936 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
6938 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
6939 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
6940 c_parser_binary_expression, c_parser_cast_expression,
6941 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
6942 Call default_function_array_read_conversion instead of
6943 default_function_array_conversion where needed.
6944 (c_parser_unary_expression, c_parser_conditional_expression,
6945 c_parser_postfix_expression_after_primary, c_parser_initelt):
6946 Likewise. Call mark_exp_read where needed.
6947 (c_parser_statement_after_labels, c_parser_asm_operands,
6948 c_parser_typeof_specifier, c_parser_sizeof_expression,
6949 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
6951 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
6953 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
6954 (warn_unused_but_set_parameter): Default to warn_unused
6956 * doc/invoke.texi: Document -Wunused-but-set-variable and
6957 -Wunused-but-set-parameter.
6959 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
6960 used count variable.
6961 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
6962 when operandN variables aren't used in the body of the expander
6964 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
6965 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
6966 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
6967 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
6968 FOR_EACH_IMM_USE_ON_STMT): Likewise.
6969 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
6970 * tree.c (PROCESS_ARG): Likewise.
6972 2010-04-07 Simon Baldwin <simonb@google.com>
6974 * diagnostic.h (diagnostic_override_option_index): New macro to
6975 set a diagnostic's option_index.
6976 * c-tree.h (c_cpp_error): Add warning reason argument.
6977 * opts.c (_warning_as_error_callback): New.
6978 (register_warning_as_error_callback): Store callback for
6979 warnings enabled via enable_warning_as_error.
6980 (enable_warning_as_error): Call callback, minor code tidy.
6981 * opts.h (register_warning_as_error_callback): Declare.
6982 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
6983 response to -Werror=.
6984 (c_common_init_options): Register warning_as_error_callback in opts.c.
6985 * common.opt: Add -Wno-cpp option.
6986 * c-common.c (struct reason_option_codes_t): Map cpp warning
6987 reason codes to gcc option indexes.
6988 * (c_option_controlling_cpp_error): New function, lookup the gcc
6989 option index for a cpp warning reason code.
6990 * (c_cpp_error): Add warning reason argument, call
6991 c_option_controlling_cpp_error for diagnostic_override_option_index.
6992 * doc/invoke.texi: Document -Wno-cpp.
6994 2010-04-07 Richard Guenther <rguenther@suse.de>
6996 * ipa-reference.c (mark_load): Use get_base_address.
6997 (mark_store): Likewise.
6999 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
7000 inserting GIMPLE_NOPs into the IL.
7001 * tree-ssa-structalias.c (get_constraint_for_component_ref):
7002 Explicitly strip handled components and indirect references.
7004 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
7005 folding address expressions.
7006 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
7007 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
7008 operand_equal_p to compare decls.
7009 (ptr_deref_may_alias_decl_p): Likewise.
7010 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
7011 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
7012 Handle reversed comparison ops.
7013 * tree-sra.c (asm_visit_addr): Use get_base_address.
7014 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
7015 * ipa-reference.c (mark_address): Use get_base_address.
7017 2010-04-07 Richard Guenther <rguenther@suse.de>
7019 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
7020 Propagate constants everywhere.
7022 2010-04-07 Jakub Jelinek <jakub@redhat.com>
7025 * tree.c (MAX_INT_CACHED_PREC): Define.
7026 (nonstandard_integer_type_cache): New array.
7027 (build_nonstandard_integer_type): Cache results for precision
7028 <= MAX_INT_CACHED_PREC.
7030 2010-04-07 Richard Guenther <rguenther@suse.de>
7032 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
7033 -fargument-noalias-global, -fargument-noalias-anything): Remove.
7034 * common.opt: Likewise.
7035 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
7036 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
7037 (nonoverlapping_memrefs_p): Likewise.
7038 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
7039 * opts.c (common_handle_option): Handle OPT_fargument_alias,
7040 OPT_fargument_noalias, OPT_fargument_noalias_anything and
7041 OPT_fargument_noalias_global for backward compatibility.
7043 2010-04-07 Richard Guenther <rguenther@suse.de>
7045 PR tree-optimization/43270
7046 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
7047 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
7048 * tree-ssa-pre.c (phi_translate_1): Adjust.
7049 (fully_constant_expression): Split out vn_reference handling to ...
7050 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
7051 Fold reads from constant strings.
7052 (vn_reference_lookup): Handle fully constant references.
7053 (vn_reference_lookup_pieces): Likewise.
7054 * Makefile.in (expmed.o-warn): Add -Wno-error.
7056 2010-04-07 Martin Jambor <mjambor@suse.cz>
7058 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
7060 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
7063 * gcc.c: Add -static-libstdc++ to list of recognized options.
7065 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7067 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
7069 2010-04-07 Richard Guenther <rguenther@suse.de>
7072 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
7073 bases build simple mem attributes to retain points-to information.
7075 2010-04-07 Richard Guenther <rguenther@suse.de>
7078 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
7079 preserve points-to related information.
7081 2010-04-07 Richard Guenther <rguenther@suse.de>
7084 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
7085 discard plain indirect references.
7086 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
7087 * tree.c (tree_nop_conversion): Likewise.
7089 2010-04-07 Dodji Seketeli <dodji@redhat.com>
7092 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
7094 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
7096 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
7097 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
7099 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
7101 * tree-if-conv.c: Fix indentation and comments.
7103 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
7105 * tree-if-conv.c: Sort static functions in topological order.
7107 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
7109 * tree-if-conv.c: Fix indentation and comments.
7111 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
7114 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
7115 lang_hooks.types.type_for_size instead of
7116 build_nonstandard_integer_type.
7117 When converting an unsigned type to signed, double its precision.
7118 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
7119 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
7120 (graphite_create_new_loop_guard): When ub + 1 wraps around,
7123 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
7126 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
7127 POINTER_PLUS_EXPR for pointer types.
7129 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
7132 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
7133 * graphite-clast-to-gimple.c: Include langhooks.h.
7134 (max_signed_precision_type): New.
7135 (max_precision_type): Takes two types as arguments.
7136 (precision_for_value): New.
7137 (precision_for_interval): New.
7138 (gcc_type_for_interval): New.
7139 (gcc_type_for_value): New.
7140 (gcc_type_for_clast_term): New.
7141 (gcc_type_for_clast_red): New.
7142 (gcc_type_for_clast_bin): New.
7143 (gcc_type_for_clast_expr): Split up into several functions.
7144 (gcc_type_for_clast_eq): Rewritten.
7145 (compute_bounds_for_level): New.
7146 (compute_type_for_level_1): New.
7147 (compute_type_for_level): New.
7148 (gcc_type_for_cloog_iv): Removed.
7149 (gcc_type_for_iv_of_clast_loop): Rewritten.
7150 (graphite_create_new_loop): Compute the lower and upper bound types
7151 with gcc_type_for_clast_expr.
7152 (graphite_create_new_loop_guard): Same.
7153 (find_cloog_iv_in_expr): Removed.
7154 (compute_cloog_iv_types_1): Removed.
7155 (compute_cloog_iv_types): Removed.
7156 (gloog): Do not call compute_cloog_iv_types.
7157 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
7159 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
7160 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
7161 (GBB_CLOOG_IV_TYPES): Removed.
7163 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
7165 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
7166 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
7167 (detect_commutative_reduction): Same.
7169 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
7171 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
7172 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
7174 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
7175 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
7176 (rewrite_commutative_reductions_out_of_ssa): Same.
7177 * passes.c (execute_function_todo): Call verify_ssa for every pass
7178 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
7179 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
7180 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
7181 with an extra argument.
7182 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
7183 verify_ssa only when the extra argument is true.
7184 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
7185 with an extra argument.
7186 (tree_transform_and_unroll_loop): Same.
7188 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
7190 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
7191 for all the passes of the LNO having LOOP_CLOSED_SSA.
7192 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
7193 * tree-loop-distribution.c (pass_loop_distribution): Same.
7194 * tree-pass.h (TODO_verify_loops): Removed.
7195 * tree-ssa-loop.c (pass_tree_loop_init): Same.
7197 (pass_tree_unswitch): Same.
7198 (pass_predcom): Same.
7199 (pass_vectorize): Same.
7200 (pass_linear_transform): Same.
7201 (pass_graphite_transforms): Same.
7202 (pass_iv_canon): Same.
7203 (pass_complete_unroll): Same.
7204 (pass_complete_unrolli): Same.
7205 (pass_parallelize_loops): Same.
7206 (pass_loop_prefetch): Same.
7207 (pass_iv_optimize): Same.
7209 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
7212 * passes.c (init_optimization_passes): Move pass_lim before
7213 pass_copy_prop and pass_dce_loop.
7215 2010-04-06 Jakub Jelinek <jakub@redhat.com>
7218 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
7219 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
7220 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
7221 MULTI_* defines for 4 argument vpermil2p* builtins.
7223 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
7225 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
7226 * config/i386/i386.c (x86_maybe_negate_const_int): New.
7227 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
7228 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
7229 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
7230 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
7231 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
7232 Use x86_maybe_negate_const_int to output insn mnemonic.
7233 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
7234 check from instruction predicate. Update comments.
7235 * config/i386/sync.md (sync_add<mode>): Use
7236 x86_maybe_negate_const_int to output insn mnemonic.
7238 2010-04-06 Jan Hubicka <jh@suse.cz>
7240 PR tree-optimization/42906
7241 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
7242 IGNORE_SELF argument. Set visited_control_parents for fully
7244 (find_obviously_necessary_stmts): Update call of
7245 mark_control_dependent_edges_necessary.
7246 (propagate_necessity): Likewise. Handle PHI edges more curefully.
7248 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
7250 * config/i386/i386.md: Remove comment about 'e' and 'E'
7253 2010-04-06 Richard Guenther <rguenther@suse.de>
7255 PR tree-optimization/43627
7256 * tree-vrp.c (extract_range_from_unary_expr): Widenings
7257 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
7260 2010-04-06 Jakub Jelinek <jakub@redhat.com>
7262 * BASE-VER: Change to 4.6.0.
7265 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
7268 2010-04-06 Richard Guenther <rguenther@suse.de>
7271 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
7273 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7275 * doc/invoke.texi (Optimize Options): Document that LTO
7276 won't remove object access purely due to incompatible
7279 2010-04-04 Matthias Klose <doko@ubuntu.com>
7281 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
7282 Initialize variable.
7284 2010-04-03 Richard Guenther <rguenther@suse.de>
7287 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
7288 require a non-NULL MEM_OFFSET.
7290 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
7292 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
7293 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
7294 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
7295 config/alpha/predicates.md, config/arm/arm.md,
7296 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
7297 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
7298 config/darwin9.h, config/darwin.c, config/darwin.h,
7299 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
7300 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
7301 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
7302 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
7303 config/mips/mips.md, config/mn10300/mn10300.c,
7304 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
7305 config/rs6000/aix.h, config/rs6000/dfp.md,
7306 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
7307 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
7308 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
7309 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
7310 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
7311 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
7312 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
7313 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
7314 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
7315 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
7316 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
7317 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
7318 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
7319 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
7320 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
7321 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
7322 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
7323 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
7324 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
7325 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
7326 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
7327 opt-functions.awk, opth-gen.awk, params.def, passes.c,
7328 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
7329 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
7330 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
7331 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
7332 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
7333 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
7334 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
7335 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
7336 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
7337 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
7338 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
7339 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
7340 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
7341 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
7343 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7346 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
7347 * aclocal.m4: Regenerate.
7349 2010-04-02 Richard Guenther <rguenther@suse.de>
7351 PR tree-optimization/43629
7352 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
7353 if we have seen a constant value.
7355 2010-04-02 Joseph Myers <joseph@codesourcery.com>
7357 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
7359 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
7362 * arm.c (legitimize_tls_address): Adjust call to
7363 gen_tls_load_dot_plus_four.
7364 (arm_note_pic_base): New function.
7365 (arm_cannot_copy_insn_p): Use it.
7366 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
7369 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7374 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7376 * Makefile.in ($(out_object_file)): Depend on
7377 gt-$(basename $(notdir $(out_file))).h.
7379 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
7381 * config.gcc (lm32-*-rtems*): Add t-lm32.
7383 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
7385 * config.gcc: Add lm32-*-rtems*.
7386 * config/lm32/rtems.h: New file.
7388 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
7391 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
7393 2010-04-01 Jakub Jelinek <jakub@redhat.com>
7395 * dwarf2out.c (output_compilation_unit_header): For
7396 -gdwarf-4 use version 4 instead of version 3.
7397 (output_line_info): For version 4 and above emit additional
7398 maximum ops per insn header field.
7399 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
7401 * dwarf2out.c (is_c_family, is_java): Remove.
7402 (lower_bound_default): New function.
7403 (add_bound_info, gen_descr_array_type_die): Use it.
7405 2010-04-01 Dodji Seketeli <dodji@redhat.com>
7408 * dwarf2out.c (gen_variable_die): Allow debug info for variable
7409 re-declaration when it happens in a function.
7411 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
7413 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
7414 (cgraph_remove_function_insertion_hook): Same.
7415 (cgraph_call_function_insertion_hooks): Same.
7417 2010-04-01 Richard Guenther <rguenther@suse.de>
7420 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
7421 and TREE_THIS_VOLATILE.
7422 (copy_ref_info): Likewise.
7423 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
7424 * tree.c (build6_stat): Ignore side-effects of all but arg5
7425 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
7428 2010-04-01 Richard Guenther <rguenther@suse.de>
7430 PR tree-optimization/43607
7431 * ipa-type-escape.c (check_call): Do not access non-existing
7434 2010-04-01 Richard Guenther <rguenther@suse.de>
7438 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
7439 Jack Howarth <howarth@bromo.med.uc.edu>
7441 * tree-profile.c (tree_init_ic_make_global_vars): Make static
7444 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7446 * doc/install.texi (Prerequisites): Document libelf usability on
7447 IRIX 5/6 and Solaris 2.
7448 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
7449 Update GNU as, GNU ld requirements.
7450 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
7451 Document Sun Studio compiler download.
7452 Update and simplify as, ld recommendations.
7453 (Specific, *-*-solaris2.7): Note obsoletion, removal.
7455 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7457 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
7458 with_tune_32 to pentium4.
7460 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
7462 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
7464 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7466 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
7467 obsoletion, removal.
7469 Document GNU as requirement.
7470 Update configure requirements.
7471 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
7472 Recomment IRIX 6.5.18+.
7473 Document IDF/IDL requirement.
7474 Document GNU as requirement.
7475 Document GNU ld bootstrap failure.
7476 Remove freeware.sgi.com reference.
7478 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7480 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
7481 UNIX V4.0, V5.0 obsoletion, removal.
7482 Remove --with-gc=simple reference.
7483 Update VM requirements during bootstrap.
7484 Remove -oldas bootstrap description.
7485 Update binutils reference.
7486 Remove comparison failure note.
7488 2010-03-31 Richard Guenther <rguenther@suse.de>
7489 Zdenek Dvorak <ook@ucw.cz>
7490 Sebastian Pop <sebastian.pop@amd.com>
7493 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
7494 with multiple arguments.
7495 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
7497 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
7499 * graphite-dependences.c (print_pddr): Call print_pdr with an
7501 * graphite-poly.c (debug_pdr): Add an extra argument for the
7504 (print_pbb_domain): Same.
7506 (print_scop_context): Same.
7508 (print_cloog): Same.
7509 (debug_pbb_domain): Same.
7513 (debug_scop_context): Same.
7515 (debug_cloog): Same.
7516 (print_scop_params): Same.
7517 (debug_scop_params): Same.
7518 (print_iteration_domain): Same.
7519 (print_iteration_domains): Same.
7520 (debug_iteration_domain): Same.
7521 (debug_iteration_domains): Same.
7522 (print_scattering_function): Same.
7523 (print_scattering_functions): Same.
7524 (debug_scattering_function): Same.
7525 (debug_scattering_functions): Same.
7526 * graphite-poly.h (debug_pdr): Update declaration.
7528 (print_pbb_domain): Same.
7530 (print_scop_context): Same.
7532 (print_cloog): Same.
7533 (debug_pbb_domain): Same.
7537 (debug_scop_context): Same.
7539 (debug_cloog): Same.
7540 (print_scop_params): Same.
7541 (debug_scop_params): Same.
7542 (print_iteration_domain): Same.
7543 (print_iteration_domains): Same.
7544 (debug_iteration_domain): Same.
7545 (debug_iteration_domains): Same.
7546 (print_scattering_function): Same.
7547 (print_scattering_functions): Same.
7548 (debug_scattering_function): Same.
7549 (debug_scattering_functions): Same.
7551 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
7553 * graphite-poly.c (print_scattering_function_1): New.
7554 (print_scattering_function): Call it.
7555 (print_scop_params): Remove spaces at the end of lines.
7558 * graphite-poly.h (print_cloog): Declared.
7559 (debug_cloog): Declared.
7561 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
7563 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
7565 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
7566 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
7567 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
7568 to switch between adding the IV bump in loop->latch or in loop->header.
7570 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
7572 * graphite-poly.c (print_scattering_function): Pretty print following
7575 (print_pbb_domain): Same.
7576 (dump_gbb_cases): Same.
7577 (dump_gbb_conditions): Same.
7580 (print_scop_params): Same.
7581 (print_scop_context): Same.
7583 (print_pbb_body): New.
7584 (lst_indent_to): New.
7585 (print_lst): Start new lines with a #.
7586 * graphite-poly.h (pbb_bb): New.
7587 (pbb_index): Use pbb_bb.
7588 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
7590 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
7592 2010-03-31 Jakub Jelinek <jakub@redhat.com>
7594 * dwarf2out.c (size_of_die): For -gdwarf-4 use
7595 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
7596 and 0 instead of 1 for dw_val_class_flag.
7597 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
7598 dw_val_class_range_list, dw_val_class_loc_list,
7599 dw_val_class_lineptr and dw_val_class_macptr, use
7600 DW_FORM_flag_present for dw_val_class_flag and
7601 DW_FORM_exprloc for dw_val_class_loc.
7602 (output_die): For -gdwarf-4 print dw_val_class_loc
7603 size as uleb128 instead of 1 or 2 bytes and don't print
7604 anything for dw_val_class_flag.
7606 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
7607 instead of cselib_lookup following by tweaking locs->setting_insn.
7610 * cselib.c (cselib_process_insn): Clear cselib_current_insn
7611 even before returning from label, setjmp call or volatile asm
7614 2010-03-31 Richard Guenther <rguenther@suse.de>
7617 * cgraphunit.c (cgraph_output_in_order): Do not allocate
7618 temporary data on stack.
7620 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7622 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
7623 (PUSHSECTION_ASM_OP): Remove.
7624 (POPSECTION_ASM_OP): Remove.
7625 (PUSHSECTION_FORMAT): Remove.
7626 * config/sol2.h (PUSHSECTION_FORMAT): Define.
7627 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
7628 * config/sol2.c (solaris_output_init_fini): Use it.
7630 2010-03-31 Jie Zhang <jie@codesourcery.com>
7633 * opt-functions.awk (var_type_struct): Use signed char type
7634 for simple variables.
7636 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7638 * config/sol2.c: Include output.h.
7639 (solaris_assemble_visibility): New function.
7640 * config/t-sol2 (sol2.o): Add output.h dependency.
7641 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
7642 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
7645 2010-03-31 Jakub Jelinek <jakub@redhat.com>
7648 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
7649 V2SImode or XFmode on PRE_DEC.
7652 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
7655 2010-03-31 Jie Zhang <jie@codesourcery.com>
7658 * reload.h (caller_save_initialized_p): Declare.
7659 * toplev.c (backend_init_target): Don't call
7660 init_caller_save but set caller_save_initialized_p to false.
7661 * caller-save.c (caller_save_initialized_p): Define.
7662 (init_caller_save): Check caller_save_initialized_p.
7663 * ira.c (ira): Call init_caller_save if flag_caller_saves.
7665 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7668 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
7669 and soft-fp/t-softfp to tmake_file.
7670 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
7671 (LIBGCC2_TF_CEXT): Define.
7674 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
7677 * cselib.c (n_useless_values): Document handling of debug locs.
7678 (n_useless_debug_values, n_debug_values): New variables.
7679 (new_elt_loc_list): Don't add to debug values, keep count.
7680 (promote_debug_loc): New.
7681 (cselib_reset_table): Zero new variables.
7682 (entry_and_rtx_equal_p): Promote debug locs.
7683 (discard_useless_locs): Increment n_useless_debug_values for
7685 (remove_useless_values): Adjust n_useless_values and n_debug_values
7686 with n_useless_debug_values.
7687 (add_mem_for_addr): Promote debug locs.
7688 (cselib_lookup_mem): Likewise.
7689 (cselib_lookup_addr): Renamed to...
7690 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
7691 (cselib_log_lookup): ... this. Turn into...
7692 (cselib_lookup_addr): ... new wrapper.
7693 (cselib_lookup_from_insn): New.
7694 (cselib_invalidate_regno): Increment n_useless_debug_values for
7696 (cselib_invalidate_mem): Likewise.
7697 (cselib_process_insn): Take n_deleted and n_debug_values into
7698 account to guard remove_useless_value call.
7699 (cselib_finish): Zero n_useless_debug_values.
7700 * cselib.h (cselib_lookup_from_insn): Declare.
7701 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
7702 (sched_analyze_2): Likewise.
7704 2010-03-30 Jakub Jelinek <jakub@redhat.com>
7706 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
7708 (adjust_mems): Replace narrowing SUBREG of expression containing
7709 just PLUS, MINUS, MULT and ASHIFT of registers and constants
7710 with operations in the narrower mode.
7713 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
7714 regs_invalidated_by_call instead all call_used_reg_set registers.
7716 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
7719 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
7720 pointer comparisons with types_compatible_p.
7721 * tree-vect-stmts.c (vectorizable_call): Same.
7722 (vectorizable_condition): Same.
7724 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7726 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
7727 stack check if the mask would be zero.
7729 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
7730 Jack Howarth <howarth@bromo.med.uc.edu>
7732 * tree-profile.c (tree_init_ic_make_global_vars): Make static
7735 2010-03-30 Joseph Myers <joseph@codesourcery.com>
7738 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
7740 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
7741 Include ___unordxf2 and ___unordtf2.
7742 * config/i386/libgcc-glibc.ver: Do not define inheritance from
7745 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
7747 * config/lm32/t-lm32: New file.
7748 * config.gcc: Use the above file when targetting lm32.
7750 2010-03-28 Duncan Sands <baldrick@free.fr>
7752 * Makefile.in (PLUGIN_HEADERS): Add except.h.
7754 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
7757 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
7758 Improve vectorization cost model diagnostic.
7760 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
7763 * tree-vect-data-refs.c (vect_analyze_data_refs): When
7764 compute_data_dependences_for_loop returns false, early exit
7765 and output an extra diagnostic for the failed data reference
7768 2010-03-29 Richard Guenther <rguenther@suse.de>
7770 PR tree-optimization/43560
7771 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
7772 (can_sm_ref_p): Treat stores to readonly locations as trapping.
7774 2010-03-29 Jie Zhang <jie@codesourcery.com>
7777 * toplev.c (process_options): Set optimization_default_node
7778 and optimization_current_node.
7779 * opts.c (decode_options): Don't set optimization_default_node
7780 and optimization_current_node.
7782 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
7784 * config/rtems.h: Abandon -qrtems_debug.
7786 2010-03-28 Jan Hubicka <jh@suse.cz>
7788 PR tree-optimization/43505
7789 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
7790 map should not be copied.
7792 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7795 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
7796 cdtors, set DECL_PRESERVE_P.
7797 * ipa.c (cgraph_externally_visible_p): Return true if declaration
7800 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
7802 PR tree-optimization/43528
7803 * stor-layout.c (place_field): Check that constant fits into
7804 unsigned HWI when skipping calculation of MS bitfield layout.
7806 2010-03-27 Jan Hubicka <jh@suse.cz>
7809 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
7810 notice_global_symbol work.
7812 2010-03-27 Jakub Jelinek <jakub@redhat.com>
7814 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
7815 instead of dwarf2out_decl.
7816 (struct var_loc_node): Remove section_label field.
7817 (dwarf2out_function_decl): New function.
7818 (dwarf2out_var_location): Don't set section_label field.
7819 (dwarf2out_begin_function): Don't empty decl_loc_table here.
7821 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
7823 PR tree-optimization/43544
7824 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
7825 First argument for builtin vectorized function hook is now a
7826 tree to be able to distinguish between machine specific and
7828 * targhooks.c (default_builtin_vectorized_function): Ditto.
7829 * targhooks.h (default_builtin_vectorized_function): Ditto.
7830 * target.h (struct gcc_target): Ditto.
7831 * tree-vect-stmts.c (vectorizable_function): Ditto.
7832 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
7833 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
7836 2010-03-26 Joseph Myers <joseph@codesourcery.com>
7839 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
7840 nested binding iff it is a FUNCTION_DECL.
7841 (store_parm_decls_newstyle): Pass nested=true to bind for
7842 FUNCTION_DECLs amongst parameters.
7844 2010-03-26 Jakub Jelinek <jakub@redhat.com>
7846 * var-tracking.c (vt_expand_loc_callback): Don't run
7847 cselib_expand_value_rtx_cb in dummy mode if
7848 cselib_dummy_expand_value_rtx_cb returned false.
7850 * var-tracking.c (emit_note_insn_var_location): For one part
7851 notes with offset 0, don't add EXPR_LIST around the location.
7852 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
7853 add_location_or_const_value_attribute): Adjust for that change.
7856 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
7857 into first operand and location into second.
7858 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
7859 dw_cfi_oprnd_loc for DW_CFA_expression.
7860 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
7861 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
7862 assume first argument is regnum and second argument is location.
7864 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
7867 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
7868 of scratch register to DImode. Split to DImode comparison operator.
7869 Use SImode subreg of scratch register in the multiplication.
7870 (*cmp_sadd_sidi): Ditto.
7871 (*cmp_ssub_si): Ditto.
7872 (*cmp_ssub_sidi): Ditto.
7874 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
7877 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
7878 Remove invalid assert and wrong comment.
7880 2010-03-26 Jakub Jelinek <jakub@redhat.com>
7883 * flags.h (final_insns_dump_p): New extern.
7884 * final.c (final_insns_dump_p): New variable.
7885 (rest_of_clean_state): Set it before -fdump-final-insns=
7886 dumping, clear afterwards.
7887 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
7888 MEM_ALIAS_SET on MEMs.
7890 2010-03-26 David S. Miller <davem@davemloft.net>
7892 * configure.ac: Fix sparc GOTDATA_OP bug check.
7893 * configure: Rebuild.
7895 2010-03-26 Alan Modra <amodra@gmail.com>
7897 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
7899 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7901 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
7902 TLS_SECTION_ASM_FLAG.
7904 2010-03-25 Jakub Jelinek <jakub@redhat.com>
7907 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
7908 Clear first_function_block_is_cold.
7911 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
7912 argument if the argument is truth_value_p.
7914 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
7916 * config/rs6000/constraints.md: Update copyright year for my changes.
7919 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
7920 used in reg+reg addressing, swap registers.
7922 2010-03-24 Jakub Jelinek <jakub@redhat.com>
7925 * target.h (struct gcc_target): Add code_end hook.
7926 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
7928 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
7929 * toplev.c (compile_file): Call targetm.asm_out.code_end
7930 hook before unwind info/debug info output.
7931 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
7932 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
7933 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
7934 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
7935 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
7936 * config/i386/i386.c (ix86_file_end): Renamed to...
7937 (ix86_code_end): ... this. Make static. Don't call
7938 file_end_indicate_exec_stack. Emit unwind info using
7939 final_start_function/final_end_function.
7940 (darwin_x86_file_end): Remove.
7941 (TARGET_ASM_CODE_END): Define.
7942 * config/i386/i386.h (TARGET_ASM_FILE_END,
7943 NEED_INDICATE_EXEC_STACK): Don't define.
7944 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
7945 (TARGET_ASM_FILE_END): Define to darwin_file_end.
7946 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
7947 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
7950 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
7951 at the beginning and final_end_function at the end.
7952 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
7954 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7956 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
7957 and Sun as TLS syntax.
7958 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
7959 * configure: Regenerate.
7960 * config.in: Regenerate.
7961 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
7962 (default_elf_asm_named_section): Use it.
7963 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
7964 (i386_output_dwarf_dtprel): Likewise.
7965 (output_addr_const_extra): Likewise.
7966 (output_pic_addr_const): Lowercase @GOTTPOFF.
7967 (output_addr_const_extra): Likewise.
7968 (output_pic_addr_const): Lowercase @GOTNTPOFF.
7969 (output_addr_const_extra): Likewise.
7970 (output_pic_addr_const): Lowercase @INDNTPOFF.
7971 (output_addr_const_extra): Likewise.
7972 (output_pic_addr_const): Lowercase @NTPOFF.
7973 (output_addr_const_extra): Likewise.
7974 (output_pic_addr_const): Lowercase @TPOFF.
7975 (output_addr_const_extra): Likewise.
7976 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
7977 (*tls_global_dynamic_64): Likewise.
7978 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
7979 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
7981 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
7982 (ASM_OUTPUT_TLS_COMMON): Use it.
7983 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
7986 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
7987 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
7988 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
7989 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
7990 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
7991 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
7993 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7995 * config/i386/i386.c (override_options): Don't accept
7996 -mtls-dialect=sun any longer.
7997 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
7998 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
7999 (*tls_local_dynamic_base_32_sun): Likewise.
8000 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
8002 2010-03-24 Jakub Jelinek <jakub@redhat.com>
8005 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
8006 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
8009 * ira.c (adjust_cleared_regs): New function.
8010 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
8014 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
8016 * expr.c (expand_expr_real): Restore previous
8017 curr_insn_source_location and curr_insn_block after
8018 expand_expr_real_1 call.
8019 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
8020 instead of expand_expr_real_1.
8022 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
8024 PR rtl-optimization/43413
8025 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
8028 2010-03-22 James E. Wilson <wilson@codesourcery.com>
8031 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
8032 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
8034 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
8036 * config/i386/i386.c (ix86_target_string): Add -mfma.
8037 Fix a typo in comment.
8039 2010-03-22 Mike Stump <mikestump@comcast.net>
8042 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
8043 Don't overly align based upon packed packed fields.
8045 2010-03-22 Jason Merrill <jason@redhat.com>
8047 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
8048 Use () rather than [], and move before the element type.
8050 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8052 * doc/configfiles.texi (Configuration Files): Removed
8053 fixinc/Makefile*, intl/Makefile.*.
8054 * doc/makefile.texi: Fixed markup. Abstract from version
8055 control system used.
8056 (Makefile): Removed obsolete gcc/java/parse.y example.
8057 * doc/sourcebuild.texi: Likewise.
8058 (Top Level): Added config, gnattools, libdecnumber, libgcc,
8059 libgomp, libssp. Removed fastjar.
8060 (Miscellaneous Docs): Clarify location.
8061 Added COPYING3, COPYING3.LIB.
8062 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
8064 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8067 * config/i386/i386.c (x86_function_profiler)
8068 [!NO_PROFILE_COUNTERS]: Fix typo.
8069 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
8072 2010-03-22 Janis Johnson <janis187@us.ibm.com>
8073 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8075 * doc/sourcebuild.texi (Test Directives): Split into six
8076 subsections, with most of the current text in new subsections
8077 Directives, Selectors, and Final Actions.
8078 (Directives): Split list of test directives into multiple
8080 (Selectors): Describe use and syntax of selectors.
8081 (Effective-Target Keywords): Describe all existing keywords.
8082 (Add Options): Describe features for dg-add-options.
8083 (Require Support): Describe variants of dg-require-support.
8084 (Final Actions): Describe commands to use in dg-final.
8086 2010-03-22 Michael Matz <matz@suse.de>
8089 * recog.c (validate_replace_rtx_group): Replace also in
8090 REG_EQUAL and REG_EQUIV notes.
8092 2010-03-22 Richard Guenther <rguenther@suse.de>
8094 PR tree-optimization/43390
8095 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
8096 sure vector extracts are type correct.
8098 2010-03-22 Richard Guenther <rguenther@suse.de>
8101 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
8102 x * sqrt (x) even when optimizing for size if the target
8103 has native support for sqrt.
8105 2010-03-22 Jakub Jelinek <jakub@redhat.com>
8107 * varasm.c (make_decl_rtl_for_debug): Also clear
8108 flag_mudflap for the duration of make_decl_rtl call.
8111 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
8112 locs from preserved VALUEs.
8114 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8117 * pa.md (movmemsi): Set align to one if zero.
8118 (movmemdi): Likewise.
8120 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
8123 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
8124 with their corresponding prologue pushes.
8126 2010-03-20 Andrew Pinski <pinskia@gmail.com>
8129 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
8130 at the begining or end.
8131 (spu_expand_epilogue): Likewise.
8133 2010-03-20 Richard Guenther <rguenther@suse.de>
8135 PR rtl-optimization/43438
8136 * combine.c (make_extraction): Properly zero-/sign-extend an
8137 extraction of the low part of a CONST_INT. Also handle
8140 2010-03-19 Mike Stump <mikestump@comcast.net>
8142 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
8143 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
8144 (override_options): Use SUBTARGET32_DEFAULT_CPU.
8146 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
8149 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
8152 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
8154 PR rtl-optimization/42258
8155 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
8156 use that may match DEF.
8159 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
8160 the cost of loading the constant rather than assuming
8162 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
8163 outer code is AND, do the same tests as the andsi3 expander and
8164 return COSTS_N_INSNS (1) if and is cheap.
8166 * optabs.c (avoid_expensive_constant): Fix formatting.
8168 2010-03-19 Michael Matz <matz@suse.de>
8171 * attribs.c (decl_attributes): When rebuilding a function pointer
8172 type use the same qualifiers as the original pointer type.
8174 2010-03-19 Martin Jambor <mjambor@suse.cz>
8176 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
8177 and is_gimple_ip_invariant_address.
8179 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8182 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8184 * config/arm/arm.c (arm_override_options): Turn off
8185 flag_dwarf2_cfi_asm for AAPCS variants.
8187 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8190 * config/arm/arm.c (emit_multi_reg_push): Update comments.
8191 Use PRE_MODIFY instead of PRE_DEC.
8192 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
8193 (vfp_emit_fstmd): Likewise.
8195 2010-03-19 Michael Matz <matz@suse.de>
8198 * builtins.c (expand_builtin_interclass_mathfn,
8199 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
8202 2010-03-19 Richard Guenther <rguenther@suse.de>
8204 PR tree-optimization/43415
8205 * tree-ssa-pre.c (phi_translate): Split out worker to ...
8206 (phi_translate_1): ... this.
8207 (phi_translate): Move all caching here. Cache all NARY
8208 and REFERENCE translations.
8210 2010-03-19 David S. Miller <davem@davemloft.net>
8212 With help from Eric Botcazou.
8213 * config/sparc/sparc.c: Include dwarf2out.h.
8214 (emit_pic_helper): Delete.
8215 (pic_helper_symbol_name): Delete.
8216 (pic_helper_emitted_p): Delete.
8217 (pic_helper_needed): New.
8218 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
8219 (get_pc_thunk_name): New.
8220 (load_pic_register): Remove 'delay_pic_helper' arg. Use
8221 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
8222 Set pic_helper_needed to true. Don't call emit_pic_helper.
8223 (sparc_expand_prologue): Update load_pic_register call.
8224 (sparc_output_mi_thunk): Likewise.
8225 (sparc_file_end): Emit a hidden comdat symbol for the PIC
8226 thunk if possible. Output CFI information as needed.
8228 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8229 Jack Howarth <howarth@bromo.med.uc.edu>
8232 * config/i386/i386.h: Fix ABI on darwin x86-32.
8234 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
8236 * tree.h: Declare make_decl_rtl_for_debug.
8237 * varasm.c (make_decl_rtl_for_debug): New.
8238 * dwarf2out.c (rtl_for_decl_location): Call it.
8239 * cfgexpand.c (expand_debug_expr): Call it.
8241 2010-03-18 Jakub Jelinek <jakub@redhat.com>
8244 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
8248 * var-tracking.c (vt_init_cfa_base): Do nothing if
8249 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
8251 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
8254 * var-tracking.c (canonicalize_vars_star): New.
8255 (dataflow_post_merge_adjust): Use it.
8257 2010-03-18 Jakub Jelinek <jakub@redhat.com>
8260 * var-tracking.c (non_suitable_const): New function.
8261 (add_uses): For DEBUG_INSNs with constants, don't record any
8262 value, instead just the constant value itself.
8263 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
8264 is not VAR_LOC_UNKNOWN_P, set var to the constant.
8265 (emit_notes_in_bb): Likewise.
8266 (emit_note_insn_var_location): For onepart variables if
8267 cur_loc is a VOIDmode constant, use DECL_MODE.
8269 2010-03-18 Martin Jambor <mjambor@suse.cz>
8272 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
8273 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
8274 all non-clones. Moved call redirection...
8275 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
8276 (cgraph_materialize_all_clones): Dispose of all
8277 combined_args_to_skip bitmaps.
8278 (verify_cgraph_node): Do not check for edges pointing to wrong
8279 nodes in inline clones.
8280 * tree-inline.c (copy_bb): Call
8281 cgraph_redirect_edge_call_stmt_to_callee.
8282 * ipa.c (cgraph_remove_unreachable_nodes): Call
8283 cgraph_node_remove_callees even when there are used clones.
8285 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
8287 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
8289 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
8292 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
8295 2010-03-18 Michael Matz <matz@suse.de>
8298 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
8299 into sqrt(x) if we need to preserve signed zeros.
8301 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
8302 Eric Botcazou <ebotcazou@adacore.com>
8304 PR rtl-optimization/43360
8305 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
8306 note if we don't know its invariant status.
8308 2010-03-18 Michael Matz <matz@suse.de>
8310 PR tree-optimization/43402
8311 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
8312 PHI chains of ssa names registered for update.
8314 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
8317 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
8318 non-offsettable and pre_modify update addressing.
8319 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
8320 and "2" alternatives "#".
8321 (*movdd_softfloat32): Make all alternatives "#";
8322 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
8323 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
8324 (*movdf_softfloat32): Make all alternatives "#";
8325 (movdi): Use the new DIFD mode iterator to create a common splitter
8326 for movdi, movdf and movdd patterns.
8328 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
8330 * common.opt (dumpdir): Remove redundant tab.
8332 2010-03-17 Martin Jambor <mjambor@suse.cz>
8334 PR tree-optimization/43347
8335 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
8336 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
8338 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
8340 PR rtl-optimization/42216
8341 * regrename.c (create_new_chain): New function, broken out from...
8342 (scan_rtx_reg): ... here. Call it. Handle the case where we are
8343 appending a use to an empty chain.
8344 (build_def_use): Remove previous changes that convert OP_INOUT to
8345 OP_OUT operands; instead detect the case where an OP_INOUT operand
8346 uses a previously untracked register and create an empty chain for it.
8348 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8350 * doc/extend.texi (Function Attributes): Rewrite unfinished
8351 sentence in ms_abi documentation.
8353 2010-03-17 Alan Modra <amodra@gmail.com>
8355 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
8356 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
8357 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
8358 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
8360 2010-03-16 Richard Henderson <rth@redhat.com>
8363 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
8364 (lower_try_finally): Save and restore eh_seq around the expansion
8367 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
8369 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
8370 statements before splitting block.
8372 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8374 * doc/sourcebuild.texi (Testsuites): Fix markup.
8375 Use pathnames relative to gcc/testsuite.
8376 (Test Directives): Move description of how timeout is determined.
8377 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
8378 (C Tests): Correct gcc.misc-tests directory.
8379 Framework tests now live in gcc.test-framework.
8381 2010-03-16 Richard Guenther <rguenther@suse.de>
8384 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
8385 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
8387 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
8388 Alexandre Oliva <aoliva@redhat.com>
8390 PR tree-optimization/42917
8391 * lambda-code.c (remove_iv): Skip debug statements.
8392 (lambda_loopnest_to_gcc_loopnest): Likewise.
8393 (not_interesting_stmt): Debug statements are not interesting.
8395 2010-03-16 Jakub Jelinek <jakub@redhat.com>
8399 * cselib.c (cselib_preserve_constants,
8400 cfa_base_preserved_val): New static variables.
8401 (preserve_only_constants): New function.
8402 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
8403 clear its REG_VALUES. If cselib_preserve_constants, don't
8404 empty the whole hash table, but preserve there VALUEs with constants,
8405 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
8406 (cselib_preserve_cfa_base_value): New function.
8407 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
8408 (cselib_init): Change argument to int bitfield. Set
8409 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
8411 (cselib_finish): Clear cselib_preserve_constants and
8412 cfa_base_preserved_val.
8413 * cselib.h (enum cselib_record_what): New enum.
8414 (cselib_init): Change argument to int.
8415 (cselib_preserve_cfa_base_value): New prototype.
8416 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
8417 * dse.c (dse_step1): Likewise.
8418 * cfgcleanup.c (thread_jump): Likewise.
8419 * sched-deps.c (sched_analyze): Likewise.
8420 * gcse.c (local_cprop_pass): Likewise.
8421 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
8422 If FN is non-NULL, call the callback always and whenever it returns
8423 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
8424 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
8425 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
8426 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
8427 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
8428 * var-tracking.c: Include recog.h.
8429 (bb_stack_adjust_offset): Remove.
8430 (vt_stack_adjustments): Don't call it, instead just gather the
8431 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
8432 (adjust_stack_reference): Remove.
8433 (compute_cfa_pointer): New function.
8434 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
8435 (struct adjust_mem_data): New type.
8436 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
8438 (get_address_mode): New function.
8439 (replace_expr_with_values): Use it.
8440 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
8441 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
8442 (adjust_sets): Remove.
8443 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
8444 Use get_address_mode.
8445 (get_adjusted_src): Remove.
8446 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
8447 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
8448 (add_with_sets): Don't call adjust_sets.
8449 (fp_setter, vt_init_cfa_base): New functions.
8450 (vt_initialize): Change return type to bool. Move most of pool etc.
8451 initialization to the beginning of the function from end. Pass
8452 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
8453 If !frame_pointer_needed, call vt_stack_adjustment before mos
8454 vector is filled, call vt_init_cfa_base if argp/framep has been
8455 eliminated to sp. If frame_pointer_needed and argp/framep has
8456 been eliminated to hard frame pointer, set
8457 hard_frame_pointer_adjustment and call vt_init_cfa_base after
8458 encountering fp setter in the prologue. For MO_ADJUST, call
8459 log_op_type before pusing the op into mos vector, not afterwards.
8460 Call adjust_insn before cselib_process_insn/add_with_sets,
8461 call cancel_changes (0) afterwards.
8462 (variable_tracking_main_1): Adjust for vt_initialize calling
8463 vt_stack_adjustments and returning whether it succeeded or not.
8465 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
8467 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
8470 2010-03-15 Jakub Jelinek <jakub@redhat.com>
8472 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
8474 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
8475 drap_reg has not been set.
8477 2010-03-15 Michael Matz <matz@suse.de>
8480 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
8481 use it to expand block copies.
8482 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
8483 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
8484 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
8486 2010-03-15 Richard Guenther <rguenther@suse.de>
8488 PR tree-optimization/43367
8489 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
8492 2010-03-15 Richard Guenther <rguenther@suse.de>
8494 PR tree-optimization/43317
8495 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
8497 2010-03-15 Martin Jambor <mjambor@suse.cz>
8499 PR tree-optimization/43141
8500 * tree-sra.c (create_abstract_origin): New function.
8501 (modify_function): Call create_abstract_origin.
8503 2010-03-15 Chris Demetriou <cgd@google.com>
8505 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
8508 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
8511 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
8512 call insert_out_of_ssa_copy for default definitions.
8514 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
8516 * graphite-clast-to-gimple.c (my_long_long): Defined.
8517 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
8518 * graphite-sese-to-poly.c (my_long_long): Defined.
8519 (scop_ivs_can_be_represented): Use it.
8521 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
8523 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
8524 graphite-max-bbs-per-function, and loop-block-tile-size.
8525 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
8527 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
8529 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
8531 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
8532 forward declaration.
8533 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
8534 (add_upper_bounds_from_estimated_nit): New.
8535 (build_loop_iteration_domains): Use it.
8537 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
8539 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
8541 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
8544 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
8545 should be an INTEGER_CST. Also handle CASE_CONVERT.
8547 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
8549 * graphite.c (graphite_initialize): To bound the number of bbs per
8550 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
8551 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
8552 * doc/invoke.texi: Document it.
8554 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
8556 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
8557 * graphite-sese-to-poly.h (build_poly_scop): Same.
8559 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
8561 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
8562 the number of parameters in the scop. Use as an upper bound
8563 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
8564 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
8565 * doc/invoke.texi: Document it.
8567 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
8569 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
8570 * doc/c-tree.texi: Remove.
8571 * doc/generic.texi: Merge c-tree.texi here.
8572 * doc/gccint.texi (Trees): Remove menu entry.
8573 (c-tree.texi): Remove @include.
8574 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
8575 * doc/languages.texi (Reading RTL): Ditto.
8577 2010-03-12 Steve Ellcey <sje@cup.hp.com>
8580 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
8582 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8585 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
8586 code added to work around reload clobbering CONST insns.
8588 2010-03-12 Jakub Jelinek <jakub@redhat.com>
8590 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
8591 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
8592 (cselib_preserve_only_values): Remove retain argument, don't
8593 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
8594 * cselib.h (cselib_preserve_only_values): Remove retain argument.
8595 * var-tracking.c (micro_operation): Move insn field before union.
8596 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
8597 (struct variable_tracking_info_def): Remove n_mos field, change
8598 mos into a vector of micro_operations.
8599 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
8600 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
8601 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
8602 changing into a vector.
8603 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
8604 come before all other uops generated by add_stores.
8605 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
8607 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
8608 a vector. Run just one pass over the bbs instead of separate counting
8609 and computation phase.
8610 (vt_finalize): Free VTI (bb)->mos vector instead of array.
8613 * tree-inline.c (remap_decls): Put old_var rather than origin_var
8614 into *nonlocalized_list vector.
8615 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
8616 even if origin is non-NULL.
8617 (gen_variable_die): Likewise.
8618 (process_scope_var): Don't change origin.
8619 (gen_decl_die): Likewise.
8620 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
8621 before adding new edges instead of after it, fix moving over
8624 2010-03-11 David S. Miller <davem@davemloft.net>
8626 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
8628 * configure: Rebuild.
8630 2010-03-11 Martin Jambor <mjambor@suse.cz>
8632 PR tree-optimization/43257
8633 * tree.c (assign_assembler_name_if_neeeded): New function.
8634 (free_lang_data_in_cgraph): Assembler name assignment moved to the
8636 * tree.h (assign_assembler_name_if_neeeded): Declare.
8637 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
8638 the function if needed.
8640 2010-03-11 Chris Demetriou <cgd@google.com>
8642 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
8643 include/stdint-gcc.h, and include/stdint.h world-readable.
8645 2010-03-11 Richard Guenther <rguenther@suse.de>
8647 PR tree-optimization/43255
8648 * tree-vrp.c (process_assert_insertions_for): Do not insert
8649 asserts for trivial conditions.
8651 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8653 PR tree-optimization/43280
8654 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
8655 generation. Move calculation of size out of the if branch.
8656 (find_bswap): Modify compare number generation.
8658 2010-03-11 Richard Guenther <rguenther@suse.de>
8661 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
8662 (input_gimple_stmt): Fixup handled component types during
8663 operand read. Also fix up decls in ADDR_EXPRs.
8665 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
8667 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
8668 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
8670 2010-03-10 Jan Hubicka <jh@suse.cz>
8673 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
8674 * varasm.c (get_variable_section): Don't do that here...
8675 (make_decl_rtl): ... and here.
8676 (do_assemble_alias): Produce decl RTL.
8677 (assemble_alias): Likewise.
8679 2010-03-10 Jakub Jelinek <jakub@redhat.com>
8682 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
8683 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
8685 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
8686 (based_loc_descr): Only express drap or vdrap regno based expressions
8687 using DW_OP_fbreg when not optimizing.
8688 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
8689 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
8690 REG_CFA_SET_VDRAP note.
8692 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
8694 PR tree-optimization/43236
8695 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
8696 error in calculation of base address in reverse iteration case.
8697 (generate_builtin): Take number of latch executions if the statement
8700 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
8703 * tree-eh.c: Include pointer-set.h.
8704 (lower_eh_dispatch): Filter out duplicate case labels and
8705 remove the unneeded edge when the label is unused. Return
8706 true when some edges are removed.
8707 (execute_lower_eh_dispatch): When any lowering resulted in
8708 removing an edge, also delete unreachable blocks.
8710 2010-03-10 Jakub Jelinek <jakub@redhat.com>
8713 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
8714 UNSPEC_MACHOPIC_OFFSET.
8716 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
8719 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
8720 (m68k_delegitimize_address): New function.
8722 2010-03-09 Jakub Jelinek <jakub@redhat.com>
8725 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
8728 * var-tracking.c (adjust_sets): New function.
8729 (count_with_sets, add_with_sets): Use it.
8730 (get_adjusted_src): New inline function.
8731 (add_stores): Use it.
8734 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
8735 call cselib_dummy_expand_value_rtx_cb instead of
8736 cselib_expand_value_rtx_cb.
8739 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
8740 * config/i386/i386.c: Include debug.h and dwarf2out.h.
8741 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
8742 and .cfi_endproc around the pic thunks.
8743 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
8744 all queued unwind info register saves are saved before the call.
8745 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
8746 considered as sp-=4 for unwind info and the pop as sp+=4 which
8747 also clobbers dest, but doesn't actually restore it.
8750 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
8751 RTX_FRAME_RELATED_P.
8753 2010-03-09 Jie Zhang <jie@codesourcery.com>
8755 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
8756 whitespaces in output template.
8758 2010-03-09 Jie Zhang <jie@codesourcery.com>
8760 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
8763 2010-03-08 Jakub Jelinek <jakub@redhat.com>
8765 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
8766 builtins.exp in a separate job.
8768 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8770 * graphite-sese-to-poly.c (add_param_constraints): Use
8771 lower_bound_in_type and upper_bound_in_type.
8773 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8775 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
8776 instead of unsigned_type_node.
8778 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8779 Reza Yazdani <reza.yazdani@amd.com>
8782 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
8783 on pointer type parameters.
8785 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
8789 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
8790 handle conversions from pointer to integers.
8791 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
8792 induction variable, to be able to work with code generated by CLooG.
8793 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
8794 (build_poly_scop): Bail out if we cannot codegen a loop.
8796 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
8798 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
8799 code generation with gloog_error.
8801 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8803 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
8804 Call fold_convert on all the returned values.
8805 (expand_scalar_variables_expr): Pass to
8806 expand_scalar_variables_ssa_name the type of the resulting expression.
8808 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8810 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
8811 ppl_min_for_le_pointset.
8812 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
8813 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
8815 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8817 * graphite-dependences.c (map_into_dep_poly): Removed.
8818 (dependence_polyhedron_1): Use combine_context_id_scat.
8820 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8822 * graphite-poly.h (struct poly_scattering): Add layout documentation.
8823 (struct poly_bb): Same.
8824 (combine_context_id_scat): New.
8826 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8829 * sese.c (name_defined_in_loop_p): Return false for default
8832 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8834 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
8835 and clean up the logic.
8837 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8839 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
8842 2010-03-08 Jakub Jelinek <jakub@redhat.com>
8844 * var-tracking.c (remove_cselib_value_chains): Define only for
8846 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
8847 delete_slot_part, emit_notes_for_differences_1): Don't call
8848 remove_cselib_value_chains here.
8849 (set_slot_part, emit_notes_for_differences_2): Don't call
8850 add_cselib_value_chains here.
8851 (preserved_values): New vector.
8852 (preserve_value): New function.
8853 (add_uses, add_stores, vt_add_function_parameters): Use it
8854 instead of cselib_preserve_value.
8855 (changed_values_stack): New vector.
8856 (check_changed_vars_0): New function.
8857 (check_changed_vars_1, check_changed_vars_2): Use it.
8858 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
8859 changed_values_stack VALUEs.
8860 (vt_emit_notes): For all preserved_values call
8861 add_cselib_value_chains. If ENABLE_CHECKING call
8862 remove_cselib_value_chains before verifying value_chains is empty.
8863 Initialize and free changed_values_stack.
8864 (vt_initialize): Initialize preserved_values.
8865 (vt_finalize): Free preserved_values.
8867 2010-03-08 Richard Guenther <rguenther@suse.de>
8869 PR tree-optimization/43269
8870 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
8873 2010-03-08 Martin Jambor <mjambor@suse.cz>
8875 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
8876 (ipa_is_param_called): Removed.
8877 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
8878 (ipa_print_node_params): Do not print the called flag.
8879 (ipa_write_node_info): Do not stream the called flag.
8880 (ipa_read_node_info): Likewise.
8882 2010-03-07 Jakub Jelinek <jakub@redhat.com>
8885 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
8886 * cselib.c (struct expand_value_data): Add dummy field.
8887 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
8889 (cselib_dummy_expand_value_rtx_cb): New function.
8890 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
8892 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
8893 * var-tracking.c: Include pointer-set.h.
8894 (variable): Change n_var_parts to char from int. Add
8895 cur_loc_changed and in_changed_variables fields.
8896 (variable_canonicalize): Remove.
8897 (shared_var_p): New inline function.
8898 (unshare_variable): Maintain cur_loc_changed and
8899 in_changed_variables fields. If var was in changed_variables,
8900 replace it there with new_var. Just copy cur_loc instead of
8901 resetting it to something else.
8902 (variable_union): Don't recompute cur_loc. Use shared_var_p.
8903 (dataflow_set_union): Don't call variable_canonicalize.
8904 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
8905 of their DEBUG_EXPR_TREE_DECLs.
8906 (canonicalize_loc_order_check): Verify that cur_loc is NULL
8907 and in_changed_variables and cur_loc_changed is false.
8908 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
8909 and cur_loc_changed. Don't update cur_loc here.
8910 (variable_merge_over_src): Don't call variable_canonicalize.
8911 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
8912 removing loc that is equal to cur_loc, clear cur_loc,
8913 set cur_loc_changed and ensure variable_was_changed is called.
8914 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
8915 compare pointers in cur_loc check, if it is equal to loc,
8916 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
8917 (variable_different_p): Remove compare_current_location argument,
8918 don't compare cur_loc.
8919 (dataflow_set_different_1): Adjust variable_different_p caller.
8920 (variable_was_changed): If dv had some var in changed_variables
8921 already, reset in_changed_variables flag for it and propagate
8922 cur_loc_changed over to the new variable. On empty var
8923 always set cur_loc_changed. Set in_changed_variables on whatever
8924 var is added to changed_variables.
8925 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
8926 Use shared_var_p. When removing loc that is equal to cur_loc,
8927 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
8928 end, don't set it to something else, just call variable_was_changed.
8929 (delete_slot_part): Use shared_var_p. When cur_loc equals to
8930 loc being removed, clear cur_loc and set cur_loc_changed.
8931 Set cur_loc_changed if all locations have been removed.
8932 (struct expand_loc_callback_data): New type.
8933 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
8934 allocated. Always create SUBREGs if simplify_subreg failed.
8935 Prefer to use cur_loc, when that fails and still in
8936 changed_variables (and seen first time) recompute it. Set
8937 cur_loc_changed of variables which had to change cur_loc and
8938 compute elcd->cur_loc_changed if any of the subexpressions used
8939 had to change cur_loc.
8940 (vt_expand_loc): Adjust to pass arguments in
8941 expand_loc_callback_data structure.
8942 (vt_expand_loc_dummy): New function.
8943 (emitted_notes): New variable.
8944 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
8945 that weren't used for any other decl in current
8946 emit_notes_for_changes call call vt_expand_loc_dummy to update
8947 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
8948 first loc_chain location if NULL before. Always use just
8949 cur_loc instead of first loc_chain location. When cur_loc_changed
8950 is false, when not --enable-checking=rtl just don't emit any note.
8951 When rtl checking, compute the note and assert it is the same
8952 as previous note. Clear cur_loc_changed and in_changed_variables
8953 at the end before removing from changed_variables.
8954 (check_changed_vars_3): New function.
8955 (emit_notes_for_changes): Traverse changed_vars to call
8956 check_changed_vars_3 on each changed var.
8957 (emit_notes_for_differences_1): Clear cur_loc_changed and
8958 in_changed_variables. Recompute cur_loc of new_var.
8959 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
8960 (vt_emit_notes): Initialize and destroy emitted_notes.
8962 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
8964 PR rtl-optimization/42220
8965 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
8966 Use verify_reg_tracked to determine if we should use OP_OUT rather
8968 (build_def_use): If we see an in-out operand for a register that we
8969 know nothing about, treat is an output if possible, fail the block if
8972 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
8975 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
8978 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
8981 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
8982 uses of relevant DEFs that are dead outside the loop too.
8984 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
8986 * var-tracking.c (dataflow_set_merge): Swap src and src2.
8988 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8990 * var-tracking.c (values_to_unmark): New variable.
8991 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8992 values_to_unmark vector. Moved body to...
8993 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8994 instead queue it into values_to_unmark vector.
8995 (vt_find_locations): Free values_to_unmark vector.
8997 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
8999 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
9000 (site.exp): Export them when plugins are enabled.
9002 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
9005 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
9007 (chrec_fold_multiply): Same.
9009 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
9012 * c-decl.c (build_compound_literal): Return early if init is
9015 2010-03-04 Martin Jambor <mjambor@suse.cz>
9017 PR tree-optimization/43164
9018 PR tree-optimization/43191
9019 * tree-sra.c (type_consists_of_records_p): Reject records with
9020 zero-size bit-fields at the end.
9022 2010-03-04 Mike Stump <mikestump@comcast.net>
9024 * Makefile.in (TAGS): Remove *.y.
9026 2010-03-04 Richard Guenther <rguenther@suse.de>
9028 PR tree-optimization/40761
9029 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
9031 (my_rev_post_order_compute): New function.
9032 (init_pre): Call it.
9034 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
9037 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
9038 decrease the cost of an IV candidate when the cost is infinite.
9040 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9042 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
9043 Use '3DNow!' for the extension of that name, ensure normal space
9045 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
9047 2010-03-03 Jeff Law <law@redhat.com>
9049 * PR middle-end/32693
9050 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
9051 than gen_rtx_SUBREG.
9052 (extract_bit_field_1): Likewise.
9054 2010-03-03 Janis Johnson <janis187@us.ibm.com>
9056 * doc/sourcebuild.texi (Test directives): Document that arguments
9057 include-opts and exclude-opts are now optional for dg-skip-if,
9058 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
9060 2010-03-03 Jason Merrill <jason@redhat.com>
9063 * cgraph.h (varpool_node): Add extra_name field.
9064 * varpool.c (varpool_extra_name_alias): New.
9065 (varpool_assemble_decl): Emit extra name aliases.
9066 (varpool_mark_needed_node): Look past an extra name alias.
9067 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
9068 * lto-streamer-in.c (lto_input_tree): Read it.
9069 * lto-streamer-out.c (output_unreferenced_globals): Write it.
9071 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
9073 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
9074 (sparc*-*-solaris2*): ...this.
9076 2010-03-03 Jakub Jelinek <jakub@redhat.com>
9079 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
9080 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
9081 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
9082 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
9085 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
9086 fallthrough to default handling, just with want_address 0 instead of 2.
9087 For single element lists, add_AT_loc directly, otherwise create an
9088 artificial variable DIE and stick location list to it.
9091 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
9092 (VAL_EXPR_HAS_REVERSE): Define.
9093 (reverse_op): New function.
9094 (add_stores): For reversible operations add an extra MO_VAL_USE.
9096 2010-03-02 Jason Merrill <jason@redhat.com>
9098 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
9100 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
9102 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
9103 (sparc64-*-linux*): Likewise.
9104 (sparc64-*-solaris2*): Include assembler files before linker ones.
9105 (sparc-*-solaris2*): Simplify and reorder to match previous case.
9106 * config/sparc/gas.h: Delete.
9107 * config/sparc/sol2-64.h: Add copyright notice.
9108 * config/sparc/sol2-gas-bi.h: Likewise.
9109 * config/sparc/sol2-gld.h: Likewise.
9110 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
9111 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
9112 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
9113 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
9114 (sparc_elf_asm_named_section): Rename into...
9115 (sparc_solaris_elf_asm_named_section): ...this. Always define.
9117 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
9119 * config/alpha/alpha.c (override_options): Fix -mtune error message.
9121 2010-03-02 Jeff Law <law@redhat.com>
9124 * reload1.c (rtx_p, substitute_stack): Declare.
9125 (substitute): Record addresses of changed rtxs.
9126 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
9127 Restore the original rtx when complete.
9128 (reload): Free subsitute_stack when complete.
9130 2010-03-02 Janis Johnson <janis187@us.ibm.com>
9132 * doc/gccint.texi (menu): Add Testsuites as a chapter.
9133 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
9135 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
9136 LTO Testing, gcov Testing, profopt Testing, compat Testing,
9137 Torture Tests): Change from subsection to section.
9139 2010-03-02 Jakub Jelinek <jakub@redhat.com>
9140 Steven Bosscher <steven@gcc.gnu.org>
9142 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
9145 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
9148 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
9149 the assignment from the new induction variable to the assignment
9150 of the value from the original loop PHI function.
9152 2010-03-01 Janis Johnson <janis187@us.ibm.com>
9153 Daniel Jacobowitz <dan@codesourcery.com>
9155 * doc/sourcebuild.texi (Test directives): Clarify options to
9158 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9160 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
9161 Disable cfi directives unless GCC and gas agree on using read-only
9162 .eh_frame sections for 64-bit.
9163 * configure: Regenerate.
9165 2010-03-01 Richard Guenther <rguenther@suse.de>
9167 PR tree-optimization/43220
9168 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
9169 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
9171 2010-03-01 Richard Guenther <rguenther@suse.de>
9172 Martin Jambor <mjambor@suse.cz>
9175 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
9176 gimplified parameters.
9178 2010-03-01 Christian Bruel <christian.bruel@st.com>
9180 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
9182 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
9184 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
9186 2010-03-01 Richard Guenther <rguenther@suse.de>
9189 * expr.c (expand_assignment): Use the alias-oracle to tell
9190 if the rhs aliases the result decl.
9192 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9195 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
9196 to sol_gt_pch_get_address.
9197 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
9198 64-bit, SPARC and x86.
9199 (sol_gt_pch_get_address): New function.
9201 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
9203 * toplev.h (inform_n, error_n): Declare.
9204 * diagnostic.c (inform_n, error_n): New function.
9206 2010-03-01 Jakub Jelinek <jakub@redhat.com>
9208 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
9209 has no rtl yet when processing local_decls, queue it and recheck
9210 if deferred stack allocation hasn't assigned it rtl.
9212 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
9214 * config/sh/sh.c (unspec_bbr_uid): New.
9215 (gen_block_redirect): Use it instead of INSN_UID.
9216 (gen_far_branch): Likewise.
9218 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
9220 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
9221 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
9223 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9225 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
9226 (Warning Options): -Wno-conversion-null is valid for
9227 Objective-C++ as well.
9228 * doc/tm.texi (Named Address Spaces): Likewise.
9229 * doc/plugins.texi (Plugins): Replace TABs with spaces.
9230 * doc/tree-ssa.texi (Tree SSA): Likewise.
9232 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
9235 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
9236 by default. Don't set the default arch for
9237 i[34567]86-*-darwin*|x86_64-*-darwin*.
9239 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
9242 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
9243 default. Set the default 32bit/64bit archs with $with_arch
9244 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
9246 2010-02-27 Richard Guenther <rguenther@suse.de>
9248 PR tree-optimization/43186
9249 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
9250 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
9251 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
9252 unroller iterations.
9254 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
9256 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
9257 required and i[34567]86-*-* targets don't support 64bit ISA.
9259 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
9262 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
9265 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
9267 * config.gcc: Set the default arch at least to Prescott for
9268 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
9269 if SSE math is enabled.
9271 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
9273 * diagnostic.c (diagnostic_initialize): Update.
9274 (diagnostic_report_diagnostic): Test inhibit_notes_p for
9276 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
9277 (diagnostic_inhibit_notes): New.
9278 * toplev.c (process_options): inhibit notes with -fcompare-debug.
9280 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
9283 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
9284 * doc/standards.texi: Likewise.
9285 * doc/extend.texi: Likewise.
9286 * doc/trouble.texi: Likewise.
9287 * doc/cppopts.texi: Likewise.
9288 * doc/install.texi: Likewise.
9289 * c.opt (std=c90,std=gnu90): New options.
9290 * c-opts.c (c_common_handle_option): Handle them.
9292 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
9295 * c-decl.c (undeclared_variable): Use an informative note.
9297 2010-02-26 Richard Guenther <rguenther@suse.de>
9299 PR tree-optimization/43186
9300 * gimple.h (gimple_fold): Remove.
9301 * gimple.c (gimple_fold): Remove. Inline into single user ...
9302 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
9303 Try harder for conditions.
9305 2010-02-26 Jakub Jelinek <jakub@redhat.com>
9308 * function.c (used_types_insert): Don't skip through named pointer
9309 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
9310 and it is different from the main variant's type.
9312 2010-02-26 Nick Clifton <nickc@redhat.com>
9314 * config/rx/rx.md (sminsi3): Remove bogus alternative.
9316 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
9318 * config.gcc: Support --with-fpmath=sse for x86.
9320 * config/i386/ssemath.h: New.
9322 * doc/install.texi (--with-fpmath=sse): Documented.
9324 2010-02-26 Richard Guenther <rguenther@suse.de>
9326 PR tree-optimization/43188
9327 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
9328 vector types of over-aligned element type.
9330 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
9333 * config/i386/i386.c (expand_vec_perm_blend): Use correct
9334 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
9336 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
9338 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
9340 2010-02-26 Jakub Jelinek <jakub@redhat.com>
9342 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
9343 * var-tracking.c: Include diagnostic.h.
9344 (debug_dv): New function.
9345 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
9348 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
9349 (add_value_chain, add_value_chains, remove_value_chain,
9350 remove_value_chains): Handle DEBUG_EXPRs.
9351 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
9354 * regcprop.c (struct queued_debug_insn_change): New type.
9355 (struct value_data_entry): Add debug_insn_changes field.
9356 (struct value_data): Add n_debug_insn_changes field.
9357 (debug_insn_changes_pool): New variable.
9358 (free_debug_insn_changes, apply_debug_insn_changes,
9359 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
9360 (kill_value_one_regno): Call free_debug_insn_changes if needed.
9361 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
9363 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
9365 (copyprop_hardreg_forward_1): Don't call apply_change_group for
9366 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
9367 changes, call cprop_find_used_regs via note_stores.
9368 (copyprop_hardreg_forward): When copying vd from predecessor
9369 which has any queued DEBUG_INSN changes, make sure the pointers are
9370 cleared. At the end call df_analyze and then if there are any
9371 DEBUG_INSN changes queued at the end of some basic block for still
9372 live registers, apply them.
9373 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
9375 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
9377 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
9380 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
9382 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
9383 targets. Set the default with_cpu/with_arch from arch/cpu.
9384 Allow x86-64 and native for with_cpu/with_arch.
9386 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
9388 * ebitmap.c: Change calls to verify_popcount with calls to
9389 sbitmap_verify_popcount.
9390 (ebitmap_clear_bit): Fixed map->cacheindex test and
9391 map>cache update when bit clearing results in an empty
9394 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
9397 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
9398 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
9399 and support both V2DF and V2DI modes.
9400 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
9401 support both V2DF and V2DI modes.
9402 (general): Delete trailing whitespace from a few patterns.
9404 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9405 V2DF/V2DI interleave high/low builtins.
9407 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
9410 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
9411 interleave high/low functions.
9413 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
9415 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
9416 #pragma extern_prefix.
9418 2010-02-25 Jakub Jelinek <jakub@redhat.com>
9421 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
9422 BLKmode, assert op0 is a MEM and just adjust its mode.
9425 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
9426 if bitpos isn't multiple of mode's bitsize.
9428 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
9430 * c.opt (-ftemplate-depth=): New.
9431 (-ftemplate-depth-): Deprecate.
9432 * optc-gen.awk: Handle -ftemplate-depth=.
9433 * opth-gen.awk: Likewise.
9434 * c-opts.c (c_common_handle_option): Likewise.
9435 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
9437 2010-02-24 Jason Merrill <jason@redhat.com>
9439 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
9441 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9443 * cfg.c (alloc_aux_for_block): Remove inline.
9444 (alloc_aux_for_edge): Likewise.
9446 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9448 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
9450 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9452 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
9453 * config/i386/sol2-gas.h: New file.
9454 * config.gcc (i[34567]86-*-solaris2*): Use it.
9456 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
9459 * c-typeck.c (ep_convert_and_check): New.
9460 (build_conditional_expr): Use it.
9461 (build_binary_op): Likewise.
9463 2010-02-24 Jakub Jelinek <jakub@redhat.com>
9465 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
9468 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
9469 bounds even for -O+.
9470 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
9471 expr needs to have DECL_NAME set.
9473 2010-02-24 Nick Clifton <nickc@redhat.com>
9475 * config/mep/mep.c: Include gimple.h.
9476 (mep_function_uses_sp): Delete unused function.
9477 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
9478 parameters. Use unsigned integers to count args. Return a
9479 NULL_RTX instead of an error_mark_node. Toidy up formatting.
9481 2010-02-23 Jakub Jelinek <jakub@redhat.com>
9484 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
9485 greater or equal to nelt instead of 2 * nelt.
9486 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
9489 2010-02-23 Jason Merrill <jason@redhat.com>
9492 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
9493 in cfun->local_decls even if they have register types.
9496 * stor-layout.c (place_field): Don't warn about unnecessary
9497 DECL_PACKED if the type is packed.
9499 2010-02-23 Jakub Jelinek <jakub@redhat.com>
9502 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
9503 GOTOFF relocs, even when the base reg isn't pic pointer.
9505 2010-02-23 Michael Matz <matz@suse.de>
9508 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
9509 (expand_gimple_basic_block): Generate and use debug temps if there
9510 are debug uses left after the last real use of TERed ssa names.
9511 Unlink debug immediate uses when they are expanded.
9513 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
9516 * config/i386/i386.c (override_options): Reorganise to provide
9517 better error messages.
9519 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
9522 * graphite-scop-detection.c (create_single_exit_edge): Move
9523 the call to find_single_exit_edge to....
9524 (create_sese_edges): ...here. Don't handle multiple edges
9525 exiting the function.
9526 (build_graphite_scops): Don't handle multiple edges
9527 exiting the function.
9529 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
9532 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
9533 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
9535 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
9538 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
9540 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
9543 * c-typeck.c (convert_arguments): Print declaration location.
9544 * c-common.c (validate_nargs): Rename as
9545 builtin_function_validate_nargs.
9546 (check_builtin_function_arguments): Update.
9548 2010-02-22 Richard Guenther <rguenther@suse.de>
9551 * tree-inline.c (declare_return_variable): Use the type of
9552 the call stmt lhs if available.
9554 2010-02-22 Duncan Sands <baldrick@free.fr>
9556 * passes.c (register_pass): Always consider all pass lists when
9557 ref_pass_instance_number is zero.
9559 2010-02-22 Richard Guenther <rguenther@suse.de>
9561 PR tree-optimization/42749
9562 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
9563 parameter. Do arithmetic in the original type.
9564 (update_accumulator_with_ops): Likewise.
9565 (adjust_accumulator_values): Adjust.
9567 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9569 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
9570 (QI to BLKmode splitter): New splitter.
9572 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
9574 * config/i386/i386.c (initial_ix86_tune_features): Turn on
9575 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
9577 2010-02-22 Richard Guenther <rguenther@suse.de>
9579 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
9581 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
9583 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
9584 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
9585 ($(T)crti.o, $(T)crtn.o): Remove rules.
9587 2010-02-21 Tobias Burnus <burnus@net-b.de>
9590 * doc/invoke.texi (-fassociative-math): Document that this
9591 option is automatically enabled for Fortran.
9593 2010-02-20 David S. Miller <davem@davemloft.net>
9595 * configure.ac: Test if linker and assembler properly support
9596 GOTDATA_OP relocations.
9597 * configure: Rebuild.
9598 * config.in: Likewise.
9599 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
9600 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
9601 (movsi_high_pic): Likewise.
9602 (movdi_lo_sum_pic): Likewise.
9603 (movdi_high_pic): Likewise.
9604 (movsi_pic_gotdata_op): New pattern.
9605 (movdi_pic_gotdata_op): Likewise.
9606 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
9607 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
9609 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
9612 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
9613 attribute to ssemul.
9614 (xop_mulv2div2di3_high): Ditto.
9616 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
9619 * c.opt (Wconversion-null): New option.
9620 * doc/invoke.texi (Wconversion-null): Document.
9622 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
9624 * common.opt (Wlarger-than-): Add Undocumented.
9626 2010-02-19 Mike Stump <mikestump@comcast.net>
9628 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
9630 2010-02-19 Jason Merrill <jason@redhat.com>
9633 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
9634 * configure: Likewise.
9636 2010-02-20 Alan Modra <amodra@gmail.com>
9639 * cgraph.h (cgraph_make_decl_local): Declare.
9640 * cgraph.c (cgraph_make_decl_local): New function.
9641 (cgraph_make_node_local): Use it.
9642 * cgraphunit.c (cgraph_function_versioning): Likewise.
9643 * ipa.c (function_and_variable_visibility): Likewise.
9645 2010-02-19 Jakub Jelinek <jakub@redhat.com>
9648 * except.c (sjlj_emit_function_enter): Don't call
9649 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
9651 * rtl.h (add_reg_br_prob_note): Remove prototype.
9653 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9656 * c-common.c (conversion_warning): Remove widening conversions
9657 before checking the conversion of integers to reals.
9659 2010-02-19 Mike Stump <mikestump@comcast.net>
9662 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
9665 * cgraphunit.c (process_function_and_variable_attributes): Check
9666 DECL_PRESERVE_P instead of looking up attribute "used".
9667 * ipa-pure-const.c (check_decl): Likewise.
9668 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
9669 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
9670 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
9671 instead of attribute "used".
9672 * config/sol2-c.c (solaris_pragma_init): Likewise.
9673 (solaris_pragma_fini): Likewise.
9675 2010-02-19 Jakub Jelinek <jakub@redhat.com>
9677 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
9678 Use XCNEW instead of xcalloc.
9679 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
9680 XNEW instead of xmalloc.
9681 (get_fields): Use XNEWVEC instead of xmalloc.
9684 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
9685 populate vars array.
9686 (create_new_general_access): For debug stmts just reset value.
9687 (get_stmt_accesses): For accesses within debug stmts just record them
9688 using add_access_to_acc_sites instead of preventing the peeling or
9689 counting them as accesses.
9692 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
9694 2010-02-19 Richard Guenther <rguenther@suse.de>
9696 PR tree-optimization/42916
9697 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
9700 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
9702 * configure.ac: Replace all uses of changequote in macro arguments
9703 with proper quoting.
9705 2010-02-19 Jakub Jelinek <jakub@redhat.com>
9708 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
9710 2010-02-19 Richard Guenther <rguenther@suse.de>
9712 PR tree-optimization/42944
9713 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
9714 test for aliasing with errno.
9716 2010-02-19 Jakub Jelinek <jakub@redhat.com>
9719 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
9720 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
9721 * dojump.c: Include output.h.
9722 (inv): New inline function.
9723 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
9724 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
9725 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
9726 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
9727 argument, pass it down to other calls.
9728 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
9729 add REG_BR_PROB note to the conditional jump.
9730 * cfgexpand.c (add_reg_br_prob_note): Removed.
9731 (expand_gimple_cond): Don't call it, add the probability
9732 as last argument to jumpif_1/jumpifnot_1.
9733 * Makefile.in (dojump.o): Depend on output.h.
9734 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
9736 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
9737 * stmt.c (do_jump_if_equal): Likewise.
9738 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
9739 * loop-unswitch.c (compare_and_jump_seq): Likewise.
9740 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
9742 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
9743 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
9744 jumpifnot_1 callers.
9745 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
9747 (store_expr): Adjust jumpifnot caller.
9748 (store_constructor): Adjust jumpif caller.
9751 * gimplify.c (gimple_boolify): For __builtin_expect call
9752 gimple_boolify also on its first argument.
9754 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
9756 * configure.ac (gnu-unique-object): Wrap regexps using [] in
9758 (__stack_chk_fail): Ditto. Remove quadrigraphs.
9759 * configure: Regenerated.
9761 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9763 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
9764 lang_hooks.types_compatible_p instead of comptypes.
9766 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
9768 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
9769 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
9770 if __prefer_thumb__ is defined.
9772 2010-02-18 Martin Jambor <mjambor@suse.cz>
9774 PR tree-optimization/43066
9775 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
9776 array with zero-sized element type.
9778 2010-02-18 Jakub Jelinek <jakub@redhat.com>
9780 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
9781 rtx, allocate struct var_loc_node here and return it to the
9782 caller, and only if it is actually needed.
9783 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
9784 move it earlier and return immediately if it returns NULL.
9786 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
9788 * config/sparc/gas.h: New file. Restore
9789 TARGET_ASM_NAMED_SECTION to its ELF default.
9790 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
9792 * config/sparc/sparc.c (sparc_elf_asm_named_section):
9793 Likewise. Add ATTRIBUTE_UNUSED to prototype.
9794 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
9795 after sparc/sysv4.h.
9797 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
9799 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
9801 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
9803 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
9804 patterns from predicated pattern.
9806 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
9809 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
9810 for insn mnemonic suffix.
9812 2010-02-17 Richard Guenther <rguenther@suse.de>
9814 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
9817 2010-02-17 Jakub Jelinek <jakub@redhat.com>
9820 * caller-save.c (save_call_clobbered_regs): If BB ends with
9821 a DEBUG_INSN, move any notes in between last real insn and the last
9822 DEBUG_INSN after the last DEBUG_INSN.
9824 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
9826 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
9827 Fix return type. Fix argument type. Explain meaning of return value.
9829 2010-02-16 Richard Guenther <rguenther@suse.de>
9831 PR tree-optimization/41043
9832 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
9833 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
9835 (vrp_visit_phi_node): ... but only for loop PHI nodes.
9837 2010-02-16 Ira Rosen <irar@il.ibm.com>
9839 PR tree-optimization/43074
9840 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
9841 * tree-vect-loop.c (vect_analyze_loop_operations): Add
9842 vectorizable cycles in hybrid SLP check.
9843 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
9845 2010-02-16 Richard Guenther <rguenther@suse.de>
9847 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
9848 (true_dependence): If memrefs_conflict_p computes must-alias
9849 trust it. Move TBAA check after offset-based disambiguation.
9850 (canon_true_dependence): Likewise.
9852 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
9854 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
9855 * doc/invoke.texi: Document it.
9856 * var-tracking.c: Include toplev.h and params.h.
9857 (vt_find_locations): Return bool indicating success. Compute
9858 hash sizes unconditionally. Check new parameter, report.
9859 (variable_tracking_main_1): Check vt_find_locations results and
9860 retry. Renamed from...
9861 (variable_tracking_main): ... this. New wrapper to preserve
9862 flag_var_tracking_assignments.
9863 * Makefile.in (var-tracking.o): Adjust dependencies.
9865 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
9866 Jakub Jelinek <jakub@redhat.com>
9869 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
9870 if weak_import attribute is present.
9871 * config/darwin.c (machopic_select_section): Likewise.
9873 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
9875 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
9876 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
9877 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
9878 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
9880 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
9883 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
9886 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
9887 Rewrite text to refer to the names.
9889 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
9891 * config/i386/i386-builtin-types.def
9892 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
9893 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
9894 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
9895 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
9896 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
9897 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
9898 IX86_BUILTIN_VPERMIL2PS256.
9899 (MULTI_ARG_4_DF2_DI_I): Defined.
9900 (MULTI_ARG_4_DF2_DI_I1): Defined.
9901 (MULTI_ARG_4_SF2_SI_I): Defined.
9902 (MULTI_ARG_4_SF2_SI_I1): Defined.
9903 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
9904 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
9905 __builtin_ia32_vpermil2ps256.
9906 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
9907 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
9908 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
9909 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
9910 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
9911 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
9912 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
9913 CODE_FOR_xop_vpermil2v8sf3.
9914 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
9915 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
9916 * config/i386/xopintrin.h (_mm_permute2_pd): New.
9917 (_mm256_permute2_pd): New.
9918 (_mm_permute2_ps): New.
9919 (_mm256_permute2_ps): New.
9921 2010-02-15 Nick Clifton <nickc@redhat.com>
9923 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
9924 boolean parameters. Use emit_jump_insn when emitting a pop
9925 instruction containing a return insn.
9926 (push): Use 'true' rather than '1' as second parameter to F.
9927 (h8300_expand_prologue): Likewise.
9928 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
9929 (h8300_expand_epilogue): Likewise.
9931 2010-02-15 Richard Guenther <rguenther@suse.de>
9934 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
9937 2010-02-15 Nick Clifton <nickc@redhat.com>
9939 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
9942 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
9944 * intl.c (fake_ngettext): New function.
9945 * intl.h (fake_ngettext): Declare.
9946 (ngettext): Define macro.
9947 * collect2.c (notice_translated): New function.
9948 (main): Use notice_translated and ngettext.
9949 * collect2.h (notice_translated): Declare.
9951 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
9953 * reorg.c (delete_computation): Comment fixes.
9954 * caller-save.c (setup_save_areas): Idem.
9955 * sel-sched-dump.c (dump_lv_set): Idem.
9958 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9960 * config/s390/s390.c (s390_sched_init): New function.
9961 (TARGET_SCHED_INIT): Target hook defined.
9963 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
9964 Jack Howarth <howarth@bromo.med.uc.edu>
9965 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
9968 Partial revert of unintended change in fix for PR41605.
9969 * config/darwin.h: Fix typo.
9970 * config/darwin9.h: Same.
9972 2010-02-11 Jakub Jelinek <jakub@redhat.com>
9974 * c-pch.c (pch_init): Clear v.
9976 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
9979 * graphite-scop-detection.c (graphite_can_represent_scev): Call
9980 graphite_can_represent_init for MULT_EXPR.
9982 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
9986 * graphite-sese-to-poly.c (remove_phi): New.
9987 (translate_scalar_reduction_to_array): Call remove_phi.
9989 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
9992 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
9993 * graphite-clast-to-gimple.h (gloog): Update declaration.
9994 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
9995 * graphite-poly.h (struct poly_bb): Add missing comments.
9996 (struct scop): Add poly_scop_p field.
9998 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
9999 * graphite.c (graphite_transform_loops): Build the polyhedral
10000 representation for each scop before code generation.
10001 * sese.c (rename_variables_in_operand): Removed.
10002 (rename_variables_in_expr): Return the renamed expression.
10003 (rename_sese_parameters): New.
10004 * sese.h (rename_sese_parameters): Declared.
10006 2010-02-11 Richard Guenther <rguenther@suse.de>
10008 PR tree-optimization/42998
10009 * tree-ssa-pre.c (create_expression_by_pieces): Treat
10010 POINTER_PLUS_EXPR properly.
10012 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
10013 Changpeng Fang <changpeng.fang@amd.com>
10015 PR middle-end/40886
10016 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
10017 the cost of an IV candidate when the IV is used in a test against zero.
10019 * gcc.dg/tree-ssa/ivopts-3.c: New.
10021 2010-02-11 Richard Guenther <rguenther@suse.de>
10024 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
10025 pointer-vs-decl case by swapping refs. Handle some cases
10026 of pointer-vs-decl disambiguations more conservatively.
10027 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
10028 to false after expanding.
10030 2010-02-11 Richard Guenther <rguenther@suse.de>
10033 * gcc.c (process_command): Handle LTO file@offset case more
10036 2010-02-11 Jakub Jelinek <jakub@redhat.com>
10038 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
10039 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
10041 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
10043 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
10044 if MEM's mode size isn't DWARF2_ADDR_SIZE.
10045 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
10046 Optimize eq/ne comparisons when both arguments are known to be
10048 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
10049 Don't mask operands unnecessarily if they are known to be already
10052 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
10054 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
10057 2010-02-10 Richard Guenther <rguenther@suse.de>
10059 PR tree-optimization/43017
10060 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
10061 for wrapping signed arithmetic.
10063 2010-02-10 Jakub Jelinek <jakub@redhat.com>
10066 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
10067 if no debug info should be emitted for it.
10069 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
10071 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
10072 note when flag_exceptions is set.
10074 2010-02-10 Duncan Sands <baldrick@free.fr>
10076 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
10078 2010-02-10 Richard Guenther <rguenther@suse.de>
10081 * tree.c (get_unwidened): Handle constants.
10082 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
10084 2010-02-10 Martin Jambor <mjambor@suse.cz>
10087 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
10088 check for variable argument counts independently.
10090 2010-02-10 Christian Bruel <christian.bruel@st.com>
10093 * config/sh/sh.c (find_barrier): Increase length for non delayed
10094 conditional branches.
10096 2010-02-10 Christian Bruel <christian.bruel@st.com>
10098 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
10100 2010-02-10 Jakub Jelinek <jakub@redhat.com>
10102 * builtins.c (set_builtin_user_assembler_name): Also handle
10103 ffs if int is smaller than word.
10105 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
10107 PR middle-end/42973
10108 * ira-conflicts.c (get_dup): Remove.
10109 (process_reg_shuffles): Add new parameter. Use it as an
10110 additional guard for copy generation.
10111 (add_insn_allocno_copies): Rewrite.
10113 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
10115 * common.opt (fsched2-use-traces): Preserved for backward
10117 * doc/invoke.texi: Remove the documentation about option
10118 -fsched2-use-traces.
10119 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
10120 flag_sched2_use_traces.
10121 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
10122 the backward compatibility flag section.
10124 2010-02-09 Richard Guenther <rguenther@suse.de>
10126 PR tree-optimization/43008
10127 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
10128 make HEAP variables initialized from global memory if they
10129 are not known builtin functions.
10130 (find_func_aliases): Adjust.
10132 2010-02-09 Richard Guenther <rguenther@suse.de>
10134 PR tree-optimization/43000
10135 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
10136 arithmetic manually.
10138 2010-02-08 Jakub Jelinek <jakub@redhat.com>
10140 PR tree-optimization/42931
10141 * tree-loop-linear.c (try_interchange_loops): Don't call
10142 double_int_mul if estimated_loop_iterations failed.
10144 2010-02-08 Martin Jambor <mjambor@suse.cz>
10146 PR middle-end/42898
10147 * tree-sra.c (build_accesses_from_assign): Do not mark in
10148 should_scalarize_away_bitmap if stmt has volatile ops.
10149 (sra_modify_assign): Do not process assigns piecemeal if if stmt
10152 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
10154 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
10156 2010-02-07 Adam Nemet <adambnmet@gmail.com>
10158 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
10159 before the pattern.
10161 2010-02-07 Andrew Pinski <pinskia@gmail.com>
10163 PR middle-end/42946
10164 * df-core.c (df_finish_pass): Change type of saved_flags to int.
10166 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
10168 PR middle-end/42988
10169 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
10170 to unknown_dependence.
10171 (graphite_legal_transform_dr): Handle the unknown_dependence.
10172 (graphite_carried_dependence_level_k): Same.
10174 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
10176 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
10178 2010-02-07 Richard Guenther <rguenther@suse.de>
10180 PR middle-end/42991
10181 * expr.c (get_inner_reference): Always initialize *pbitsize.
10183 2010-02-07 Richard Guenther <rguenther@suse.de>
10185 PR middle-end/42956
10186 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
10187 new ARRAY_REFs on variable size element or minimal index arrays.
10189 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
10190 gimple_fold_indirect_ref.
10192 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
10195 * arm.c (arm_override_options): Just return if the user has specified
10196 an invalid fpu name.
10198 2010-02-03 Jason Merrill <jason@redhat.com>
10201 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
10202 i386_pe_maybe_record_exported_symbol.
10204 2010-02-05 Steve Ellcey <sje@cup.hp.com>
10207 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
10208 (pa_delegitimize_address): New function.
10210 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
10212 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
10213 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
10215 2010-02-05 Richard Guenther <rguenther@suse.de>
10218 * lto-streamer-in.c (get_resolution): Deal with references
10219 to undefined functions.
10221 2010-02-05 Richard Guenther <rguenther@suse.de>
10223 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
10224 (fold_const_aggregate_ref): Likewise.
10225 (ccp_fold_stmt): Substitute loads.
10226 (maybe_fold_reference): Verify types before substituting.
10228 (fold_gimple_assign): Unshare properly.
10229 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
10231 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
10233 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
10234 for rs6000_gen_cell_microcode.
10236 2010-02-04 Richard Guenther <rguenther@suse.de>
10238 PR rtl-optimization/42952
10239 * dse.c (const_or_frame_p): Remove MEM handling.
10241 2010-02-04 Nick Clifton <nickc@redhat.com>
10243 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
10244 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
10245 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
10246 (mn10300_asm_output_mi_thunk): New function.
10247 (mn10300_can_output_mu_thunk): New function.
10248 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
10249 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
10250 (FUNCTION_ARG): Delete incorrect comment.
10252 2010-02-03 Jason Merrill <jason@redhat.com>
10255 * fold-const.c (operand_equal_p): Handle erroneous types.
10257 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
10259 * config/h8300/h8300.md (can_delay): Fix attibute condition.
10261 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
10263 PR rtl-optimization/42941
10264 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
10267 2010-02-03 Jason Merrill <jason@redhat.com>
10270 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
10272 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
10275 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
10276 (cselib_reset_table): Renamed from...
10277 (cselib_reset_table_with_next_value): ... this.
10278 (cselib_get_next_uid): Renamed from...
10279 (cselib_get_next_unknown_value): ... this.
10280 * cselib.c (next_uid): Renamed from...
10281 (next_unknown_value): ... this.
10282 (cselib_clear_table): Adjust.
10283 (cselib_reset_table): Adjust. Renamed from...
10284 (cselib_reset_table_with_next_value): ... this.
10285 (cselib_get_next_uid): Adjust. Renamed from...
10286 (cselib_get_next_unknown_value): ... this.
10287 (get_value_hash): Use hash.
10288 (cselib_hash_rtx): Likewise.
10289 (new_cselib_val): Adjust. Set and dump uid.
10290 (cselib_lookup_mem): Pass next_uid as hash.
10291 (cselib_subst_to_values): Likewise.
10292 (cselib_log_lookup): Dump uid.
10293 (cselib_lookup): Pass next_uid as hash. Adjust.
10294 (cselib_process_insn): Adjust.
10295 (cselib_init): Initialize next_uid.
10296 (cselib_finish): Adjust.
10297 (dump_cselib_table): Likewise.
10298 * dse.c (canon_address): Dump value uid.
10299 * print-rtl.c (print_rtx): Print value uid.
10300 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
10302 (dv_uid): New function, sort of renamed from...
10303 (dv_htab_hash): ... this, reimplemented in terms of it and...
10304 (dv_uid2hash): ... this. New.
10305 (variable_htab_eq): Drop excess assertions.
10306 (tie_break_pointers): Removed.
10307 (canon_value_cmp): Compare uids.
10308 (variable_post_merge_New_vals): Print uids.
10309 (vt_add_function_parameters): Adjust.
10310 (vt_initialize): Reset table. Adjust.
10312 2010-02-03 Richard Guenther <rguenther@suse.de>
10314 PR tree-optimization/42944
10315 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
10316 (call_may_clobber_ref_p_1): Likewise. Properly handle
10317 malloc and calloc clobbering errno.
10319 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
10321 * doc/invoke.texi: Fix name of sched1 dump.
10323 * opts.c (decode_options): Set flag_tree_switch_conversion
10324 only conditionally on optimize >= 2.
10326 * gcse.c: Assorted comment fixes in pass description.
10328 2010-02-03 Anthony Green <green@moxielogic.com>
10330 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
10331 nop padding in order to maintain alignment of storage location of
10332 target function address.
10333 (moxie_trampoline_init): Store target function address at newly
10335 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
10337 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
10339 2010-02-03 Richard Guenther <rguenther@suse.de>
10341 PR middle-end/42927
10342 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
10344 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10346 * config.gcc: Reenable check for obsolete targets.
10347 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
10348 mips-sgi-irix6.[0-4]*.
10350 2010-02-02 Nick Clifton <nickc@redhat.com>
10352 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
10353 constant size of 4 as being the same as 0.
10354 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
10355 can take values in the range 0..4.
10357 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
10360 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
10361 as _darwin10_Unwind_FindEnclosingFunction().
10362 * libgcc-libsystem.ver: New.
10364 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
10367 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
10368 implicitly set registers.
10370 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
10372 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
10373 (arm_override_options): Allow automatic selection of the thread
10374 pointer register if thumb2.
10375 (legitimize_pic_address): Improve code sequences for Thumb2.
10376 (arm_call_tls_get_addr): Likewise.
10377 (legitimize_tls_address): Likewise.
10378 * arm.md (pic_load_addr_arm): Delete. Replace with ...
10379 (pic_load_addr_32bit): ... this. New named pattern.
10380 * thumb2.md (pic_load_addr_thumb2): Delete.
10381 (pic_load_dot_plus_four): Delete.
10382 (tls_load_dot_plus_four): New named pattern.
10384 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10387 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
10388 Document fix for TLS bug.
10390 2010-01-31 Richard Guenther <rguenther@suse.de>
10392 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
10393 conservatively correct.
10395 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10399 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10401 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
10403 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10405 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
10407 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
10409 * config.gcc: Adjust order of makefile fragments for mingw targets.
10411 2010-01-31 Richard Guenther <rguenther@suse.de>
10413 PR middle-end/42898
10414 * gimplify.c (gimplify_init_constructor): For volatile LHS
10415 initialize a temporary.
10417 2010-01-31 Matthias Klose <doko@ubuntu.com>
10419 * configure.ac: Fix __stack_chk_fail check for cross builds configured
10421 * configure: Regenerate.
10423 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
10425 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
10426 the same alias set and their sizes different constantness.
10427 (aliasing_component_refs_p): Revert 2009-10-24 change.
10429 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10431 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
10434 2010-01-29 Richard Guenther <rguenther@suse.de>
10436 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
10437 Assert we successfully updated the call.
10439 2010-01-29 Jakub Jelinek <jakub@redhat.com>
10441 PR rtl-optimization/42889
10442 * df.h (df_set_bb_dirty_nonlr): New prototype.
10443 * df-core.c (df_set_bb_dirty_nonlr): New function.
10444 * df-scan.c (df_insn_rescan): Call it instead of
10445 df_set_bb_dirty for DEBUG_INSNs.
10447 2010-01-29 Richard Guenther <rguenther@suse.de>
10449 PR middle-end/37448
10450 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
10451 quadratic behavior in most cases.
10453 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
10456 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
10457 in the call to gen_x86_movsicc_0_m1.
10459 2010-01-28 Richard Guenther <rguenther@suse.de>
10461 PR tree-optimization/42871
10462 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
10464 2010-01-28 Richard Guenther <rguenther@suse.de>
10466 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
10467 into call arguments.
10469 2010-01-28 Richard Guenther <rguenther@suse.de>
10471 PR middle-end/42883
10472 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
10473 the forwarder if the destination is an EH landing pad.
10475 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
10477 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
10478 block list passed to gimple_duplicate_sese_tail.
10479 (parallelize_loops): Avoid parallelization when the function
10480 has_nonlocal_label.
10481 Avoid parallelization when the preheader is IRREDUCIBLE.
10482 Try to optimize when estimated_loop_iterations_int is unresolved.
10483 Add the loop's location to the dump file.
10484 * tree-cfg.c (add_phi_args_after_redirect): Remove.
10485 (gimple_duplicate_sese_tail): Remove the check for the latch.
10486 Redirect nexits to the exit block.
10487 Remove handling of the incoming edges to the latch.
10488 Redirect the backedge from the copied latch to the exit bb.
10490 2010-01-28 Michael Matz <matz@suse.de>
10493 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
10494 Wrap force_reg into a sequence, emit it before user.
10496 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
10498 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
10500 (arm_legacy_rev): Likewise.
10501 (thumb_legacy_rev): Likewise.
10503 2010-01-27 Jakub Jelinek <jakub@redhat.com>
10505 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
10506 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
10507 on MEM's address failed, try avoid_constant_pool_reference and
10508 recurse if it returned something different.
10509 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
10510 address, try avoid_constant_pool_reference and recurse if it
10511 returned something different.
10512 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
10513 address and avoid_constant_pool_reference returned something
10514 different, don't set have_address.
10516 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
10519 * var-tracking.c (val_store): Add modified argument, obey it.
10521 (count_uses): Move down logging of main.
10522 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
10523 don't need resolution.
10524 (emit_notes_in_bb): Likewise.
10526 2010-01-27 Richard Guenther <rguenther@suse.de>
10528 PR middle-end/42878
10529 * tree-inline.c (remap_decl): Delay remapping of SSA name
10530 default definitions until we need them.
10532 2010-01-27 Jakub Jelinek <jakub@redhat.com>
10534 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
10535 (rs6000_delegitimize_address): New function.
10537 * config/s390/s390.c (s390_delegitimize_address): Call
10538 delegitimize_mem_from_attrs.
10540 PR middle-end/42874
10541 * tree-inline.c (cannot_copy_type_1): Removed.
10542 (copy_forbidden): Don't forbid copying of functions containing
10543 records/unions with variable length fields.
10545 2010-01-27 Christian Bruel <christian.bruel@st.com>
10549 * config/sh/sh.c (find_barrier): Increase length for non delayed
10550 conditional branches.
10552 2010-01-27 Matthias Klose <doko@ubuntu.com>
10554 * configure.ac (gnu-unique-object): Fix ldd version check.
10555 * configure: Regenerate.
10557 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10559 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
10561 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
10562 Test for HAVE_GNU_AS value.
10564 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10566 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
10567 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
10568 INT64_TYPE): Define.
10569 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
10570 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
10571 INT_LEAST64_TYPE): Define.
10572 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
10573 UINT_LEAST64_TYPE): Define.
10574 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
10575 INT_FAST64_TYPE): Define.
10576 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
10577 UINT_FAST64_TYPE): Define.
10578 (INTMAX_TYPE, UINTMAX_TYPE): Define.
10579 (INTPTR_TYPE, UINTPTR_TYPE): Define.
10580 (SIG_ATOMIC_TYPE): Define.
10582 2010-01-26 Richard Guenther <rguenther@suse.de>
10584 * df-scan.c (df_scan_set_bb_info): Remove assert.
10585 (df_insn_rescan_debug_internal): Merge asserts.
10586 (df_install_ref): Likewise.
10587 (df_mark_reg): Use bitmap_set_range.
10588 (df_hard_reg_used_p): Remove assert.
10589 (df_hard_reg_used_count): Likewise.
10591 2010-01-26 Richard Guenther <rguenther@suse.de>
10593 PR rtl-optimization/42685
10594 * web.c (web_main): Ignore DEBUG_INSNs.
10596 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
10598 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
10600 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
10601 Fix types of fndecl and arglist parameters.
10603 2010-01-26 Richard Guenther <rguenther@suse.de>
10605 PR middle-end/42806
10606 * tree-eh.c (unsplit_eh): Skip debug insns.
10608 2010-01-26 Richard Guenther <rguenther@suse.de>
10610 PR tree-optimization/42250
10611 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
10613 2010-01-26 Jakub Jelinek <jakub@redhat.com>
10616 * omp-low.c (expand_omp_sections): Only use single_pred if
10617 l2_bb is single_pred_p.
10619 2010-01-25 Christian Bruel <christian.bruel@st.com>
10622 * config/sh/sh.c (find_barrier): Increase length for non delayed
10623 conditional branches.
10624 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
10626 2010-01-24 David S. Miller <davem@davemloft.net>
10628 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
10629 define if not using GAS.
10630 * config/sparc/sparc.c (sparc_elf_asm_named_section):
10631 Likewise. Delete SECTION_MERGE code, which is only applicable
10634 2010-01-24 Mark Mitchell <mark@codesourcery.com>
10637 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
10638 mangling of va_list in system headers.
10640 2010-01-23 Toon Moene <toon@moene.org>
10642 * tree-predcom.c (combine_chains): Return NULL, not false.
10644 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
10646 * tree-loop-distribution.c (distribute_loop): Fix declaration and
10647 initialization of variable res to agree with return type.
10649 2010-01-22 Steve Ellcey <sje@cup.hp.com>
10651 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
10652 * tree-sra.c: Add include of expr.h.
10654 2010-01-22 Jakub Jelinek <jakub@redhat.com>
10656 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
10657 insert the debug stmt on the single non-EH edge from the stmt.
10659 2010-01-22 Richard Henderson <rth@redhat.com>
10662 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
10663 the RHS until after generate_subtree_copies has insertted its
10664 code before the current statement.
10666 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
10668 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
10670 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
10672 2010-01-21 Martin Jambor <mjambor@suse.cz>
10674 PR tree-optimization/42585
10675 * tree-sra.c (struct access): New field grp_total_scalarization.
10676 (dump_access): Dump the new field.
10677 (should_scalarize_away_bitmap): New variable.
10678 (cannot_scalarize_away_bitmap): Likewise.
10679 (sra_initialize): Allocate new bitmaps.
10680 (sra_deinitialize): Free new bitmaps.
10681 (create_access_1): New function.
10682 (create_access): Parts moved to create_access_1.
10683 (type_consists_of_records_p): New function.
10684 (completely_scalarize_record): Likewise.
10685 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
10686 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
10687 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
10689 (analyze_all_variable_accesses): Completely scalarize small eligible
10692 2010-01-21 Martin Jambor <mjambor@suse.cz>
10694 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
10696 2010-01-21 Andrew Haley <aph@redhat.com>
10698 * gcc.c (process_command): Move lang_specific_driver before
10699 setting cc_libexec_prefix.
10701 2010-01-21 Richard Guenther <rguenther@suse.de>
10703 PR middle-end/19988
10704 * fold-const.c (negate_expr_p): Pretend only negative
10705 real constants are easily negatable.
10707 2010-01-20 Janis Johnson <janis187@us.ibm.com>
10708 Jason Merrill <jason@redhat.com>
10710 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
10711 (TYPE_TRANSPARENT_AGGR): this, for union and record.
10712 * calls.c (initialize argument_information): Handle it.
10713 * c-common.c (handle_transparent_union_attribute): Use new name.
10714 * c-decl.c (finish_struct): Ditto.
10715 * c-typeck.c (type_lists_compatible_p): Ditto.
10716 (convert_for_assignment): Use new name and also handle record.
10717 * function.c (aggregate_value_p): Handle it.
10718 (pass_by_reference): Ditto.
10719 (assign_parm_data_types): Ditto.
10720 * print-tree.c (print_node): Ditto.
10721 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
10722 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
10723 * tree.c (first_field): New fn.
10725 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
10728 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
10729 even when linking statically, for now.
10731 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
10734 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
10735 without a cselib val.
10736 (count_uses): Accept MO_VAL_SET with no val on stores.
10737 (add_stores): Likewise.
10739 2010-01-20 Jakub Jelinek <jakub@redhat.com>
10741 * var-tracking.c (check_value_val): Add a compile time assertion.
10742 (dv_is_decl_p): Simplify.
10743 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
10744 gcc_assert if ENABLE_CHECKING.
10746 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
10749 * var-tracking.c: Include tree-flow.h.
10750 (mem_dies_at_call): New.
10751 (dataflow_set_preserve_mem_locs): Use it.
10752 (dataflow_set_remove_mem_locs): Likewise.
10753 (dump_var): Renamed from dump_variable. Adjust all callers.
10754 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
10755 * Makefile.in (var-tracking.o): Adjust deps.
10757 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
10759 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
10761 2010-01-20 Richard Guenther <rguenther@suse.de>
10763 PR tree-optimization/42717
10764 * tree-ssa-dce.c (get_live_post_dom): Remove.
10765 (forward_edge_to_pdom): Take an arbitrary edge to copy
10766 degenerate PHI args from.
10767 (remove_dead_stmt): Use the first post-dominator even if it
10768 does not contain live statements as redirection destination.
10770 2010-01-20 Richard Guenther <rguenther@suse.de>
10772 * tree-inline.c (estimate_num_insns): Handle EH builtins.
10774 2010-01-20 Jakub Jelinek <jakub@redhat.com>
10776 * sel-sched.c (create_speculation_check): Remove set but not used
10778 (try_transformation_cache): Remove set but not used variable ds.
10779 (calculate_privileged_insns): Remove set but not used variables
10780 cur_insn and min_spec_insn.
10781 (find_best_expr): Remove set but not used variable avail_n.
10782 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
10784 * cgraphunit.c (assemble_thunk): Remove set but not used variable
10786 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
10787 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
10788 new_scop_exit_edge.
10790 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
10793 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
10794 cpu types. Add support for *-sse3 cpu types.
10795 (x86_64-*-*): Ditto.
10797 2010-01-20 Jakub Jelinek <jakub@redhat.com>
10799 PR middle-end/42803
10800 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
10801 argument, call initializer_constant_valid_p_1 instead of
10802 initializer_constant_valid_p, pass CACHE to it, return NULL
10803 immediately if first call returns NULL.
10804 (initializer_constant_valid_p_1): New function.
10805 (initializer_constant_valid_p): Use it.
10807 2010-01-20 Thomas Quinot <quinot@adacore.com>
10809 * tree.def (PLACEHOLDER_EXPR): Fix comment.
10811 2010-01-20 Jakub Jelinek <jakub@redhat.com>
10813 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
10814 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
10815 (loc_list_from_tree): Don't handle unsigned division. Handle
10816 signed modulo using DW_OP_{over,over,div,mul,minus}.
10817 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
10818 modulo instead of signed.
10820 2010-01-20 DJ Delorie <dj@redhat.com>
10822 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
10824 (h8300_emit_stack_adjustment): Propogate it.
10826 (h8300_expand_prologue): Likewise.
10827 (h8300_expand_epilogue): Likewise.
10829 2010-01-19 Michael Matz <matz@suse.de>
10831 PR tree-optimization/41783
10832 * tree-data-ref.c (toplevel): Include flags.h.
10833 (dump_data_dependence_relation): Also dump the inputs if the
10834 result will be unknown.
10835 (split_constant_offset_1): Look through some conversions.
10836 * tree-predcom.c (determine_roots_comp): Restart a new chain if
10837 the offset from last element is too large.
10838 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
10839 (reassociate_to_the_same_stmt): Handle vector registers.
10840 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
10841 (e.g. conversions).
10842 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
10843 wide_prolog_niters argument, emit widening instructions.
10844 (vect_do_peeling_for_alignment): Adjust caller, use widened
10845 variant of the iteration cound.
10846 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
10848 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10851 * config/arm/neon-testgen.m (emit_automatics): New parameter
10852 features. Adjust for Fixed_return_reg feature.
10853 (test_intrinsic): Call emit_automatics with new feature.
10854 * config/arm/neon.ml: Update copyright years.
10855 (features): New Fixed_return_reg feature.
10856 (ops): Update feature for Vget_low.
10858 2010-01-19 Jakub Jelinek <jakub@redhat.com>
10860 PR tree-optimization/42719
10861 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
10865 * fwprop.c (all_uses_available_at): Return false if def_set dest
10866 is a REG that is used in def_insn.
10868 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
10870 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
10872 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
10873 Add argument names.
10875 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
10877 * target.h (struct gcc_target) <secondary_reload>: Change type
10878 of last argument to secondary_reload_info *.
10880 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
10883 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
10884 memory references with unaligned offsets. Remove CQImode handling.
10885 (unaligned_memory_operand): Return 1 for memory references with
10886 unaligned offsets. Remove CQImode handling.
10888 2010-01-18 Richard Guenther <rguenther@suse.de>
10890 PR middle-end/39954
10891 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
10894 2010-01-18 Richard Guenther <rguenther@suse.de>
10896 PR tree-optimization/42781
10897 * tree-ssa-structalias.c (find_what_var_points_to): Skip
10898 restrict processing only if the original variable was artificial.
10900 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
10902 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
10903 find number of popped argument bytes.
10905 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
10906 Fix the text that describes the return value for invalid insns.
10908 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
10910 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
10911 Clarify what 'cost of the -dependence' is. Fix quoting.
10913 * toplev.c (default_get_pch_validity): Rename argument to "sz".
10914 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
10916 2010-01-17 Jakub Jelinek <jakub@redhat.com>
10918 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
10919 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
10921 2010-01-17 Richard Guenther <rguenther@suse.de>
10923 PR middle-end/42248
10924 * function.c (split_complex_args): Take a VEC to modify.
10925 (assign_parms_augmented_arg_list): Build a VEC instead of
10926 a chain of PARM_DECLs.
10927 (assign_parms_unsplit_complex): Take a VEC of arguments.
10928 Do not fixup unmodified parms.
10929 (assign_parms): Deal with the VEC.
10930 (gimplify_parameters): Likewise.
10932 2010-01-17 Richard Guenther <rguenther@suse.de>
10934 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
10935 node existence check.
10936 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
10937 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
10938 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
10939 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
10940 (gimple_execute_on_growing_pred): Likewise.
10942 2010-01-17 Richard Guenther <rguenther@suse.de>
10944 PR tree-optimization/42773
10945 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
10946 (compute_antic_aux): Likewise.
10947 (compute_partial_antic_aux): Likewise.
10949 2010-01-17 Jie Zhang <jie.zhang@analog.com>
10952 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
10955 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
10957 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
10960 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
10961 Fix markup for strict argument.
10963 (TARGET_SCHED_REORDER2): Fix argument types.
10965 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
10966 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
10968 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
10969 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
10971 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
10974 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
10975 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
10976 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
10977 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
10978 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
10980 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
10982 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
10984 (TARGET_ASM_RELOC_RW_MASK): Add return type.
10985 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
10987 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
10989 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
10992 (TARGET_ASM_NAMED_SECTION): Fix argument list.
10994 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
10995 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
10997 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
10999 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
11001 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
11002 referring to it. Fix language.
11004 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
11006 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
11008 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
11010 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
11012 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
11013 '@var{stream}. Remove stray 'and'.
11015 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
11017 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
11019 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
11021 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
11022 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
11024 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
11025 Fix description of return value.
11026 Rename argument "sz" to "len."
11028 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
11029 Clarify meaning of 'true' return value.
11031 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
11033 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
11034 rep_mode versus mode_rep.
11036 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
11038 (TARGET_BUILTIN_DECL): Fix name.
11040 (TARGET_COMMUTATIVE_P): Fix type of first argument.
11042 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
11044 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
11046 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
11048 (TARGET_RELAXED_ORDERING): Use @deftypevr.
11050 (TARGET_GET_DRAP_RTX): Note that this is a hook.
11053 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
11054 Rename argument tm_fn to md_fn.
11056 (TARGET_OPTION_PRINT): Fix argument list.
11058 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
11061 * config/i386/i386.c (ix86_fixup_binary_operands):
11062 Revert FMA4 fixup of operands.
11064 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11067 * Makefile.in (write_entries_to_file, install-plugin):
11068 Use \012 instead of \n with tr.
11070 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
11072 * configure.ac (HAVE_AS_REF): New C macro.
11073 * configure: Regenerate.
11074 * config.in: Likewise.
11075 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
11077 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
11080 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
11082 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
11084 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
11086 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
11088 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
11090 (TARGET_IN_SMALL_DATA_P): Fix argument type.
11092 (TARGET_BINDS_LOCAL_P): Fix argument type.
11094 (TARGET_ASM_FILE_END): Use prototype.
11096 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
11098 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
11100 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
11102 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
11104 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
11105 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
11107 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
11108 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
11110 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
11111 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
11112 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
11113 (TARGET_ADDR_SPACE_CONVERT): Likewise.
11115 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
11117 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
11119 (TARGET_INIT_BUILTINS): Use prototype.
11121 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
11122 Put 'const char *' in braces. Fix parameter types.
11123 (TARGET_INVALID_CONVERSION): Fix parameter types.
11124 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
11125 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
11127 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
11130 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
11132 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
11134 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
11136 * doc/tm.texi (TARGET_HELP): Fix return type.
11138 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
11139 in braces. Fix argument types.
11141 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
11143 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
11145 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
11147 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
11148 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
11150 (TARGET_MANGLE_TYPE): Fix argument types.
11152 (TARGET_IRA_COVER_CLASSES): Use prototype.
11154 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
11156 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
11158 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
11160 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
11162 (TARGET_CALLEE_COPIES): Fix argument types.
11164 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
11166 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
11168 (TARGET_FUNCTION_VALUE): Fix argument types.
11170 (TARGET_RETURN_IN_MSB): Fix argument type.
11172 (TARGET_RETURN_IN_MEMORY): Fix argument types.
11174 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
11176 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
11178 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
11179 agree with return type.
11181 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
11183 2010-01-15 Jing Yu <jingyu@google.com>
11185 PR rtl-optimization/42691
11186 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
11187 a pseudo to a constant and are merged, and adjust comments.
11189 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
11191 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
11193 2010-01-15 Richard Guenther <rguenther@suse.de>
11195 PR middle-end/42739
11196 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
11197 labels of computed or non-local gotos to the destination.
11198 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
11199 landing pad label is the first label.
11201 2010-01-15 Richard Guenther <rguenther@suse.de>
11203 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
11205 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
11208 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
11209 to allow generation of the xssqrtdp instruction on power7.
11210 (sqrtdf2_fpr): Ditto.
11212 2010-01-14 Jakub Jelinek <jakub@redhat.com>
11214 PR middle-end/42674
11215 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
11216 functions with noreturn attribute.
11219 * varasm.c (declare_weak): Add weak attribute to decl if it
11220 doesn't have one already.
11221 (assemble_external): Only add decls to weak_decls if they also
11222 have weak attribute.
11224 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
11226 * var-tracking.c (var_reg_delete): Don't delete the association
11227 between REGs and values or one-part variables if the register
11230 2010-01-14 Jakub Jelinek <jakub@redhat.com>
11233 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
11234 because its first operand is a non-localized variable.
11236 2010-01-14 Martin Jambor <mjambor@suse.cz>
11238 PR tree-optimization/42706
11239 * tree-sra.c (encountered_recursive_call): New variable.
11240 (encountered_unchangable_recursive_call): Likewise.
11241 (sra_initialize): Initialize both new variables.
11242 (callsite_has_enough_arguments_p): New function.
11243 (scan_function): Call decl and flags check only for IPA-SRA, check
11244 whether there is a recursive call and whether it has enough arguments.
11245 (all_callers_have_enough_arguments_p): New function.
11246 (convert_callers): Look for recursive calls only when
11247 encountered_recursive_call is set.
11248 (ipa_early_sra): Bail out either if
11249 !all_callers_have_enough_arguments_p or
11250 encountered_unchangable_recursive_call.
11252 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
11254 * sel-sched.c: Add 2010 to copyright years.
11255 * sel-sched-ir.c: Likewise.
11256 * sel-sched-ir.h: Likewise.
11258 2010-01-14 Martin Jambor <mjambor@suse.cz>
11260 PR tree-optimization/42714
11261 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
11262 constructors specially.
11264 2010-01-14 Andi Kleen <ak@linux.intel.com>
11266 * config/i386/drivers-i386.c (detect_caches_intel):
11267 Add l2sizekb parameter and fill in.
11268 (host_detect_local_cpu): Add l2sizekb, fill in.
11269 Add Atom small cache heuristic.
11271 2010-01-14 Andi Kleen <ak@linux.intel.com>
11273 * config/i386/drivers-i386.c (detect_caches_cpuid4):
11274 Add level3 parameter and fill in.
11275 (detect_caches_intel): Handle level3 cache.
11277 2010-01-14 Andi Kleen <ak@linux.intel.com>
11279 * config/i386/drivers-i386.c (host_detect_local_cpu):
11280 Fix core duo detection.
11282 2010-01-14 Andi Kleen <ak@linux.intel.com>
11284 * config/i386/drivers-i386.c (host_detect_local_cpu):
11285 Fix Atom detection.
11287 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
11289 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
11290 (rs6000_variable_issue_1): this. Use...
11291 (rs6000_variable_issue): here. Reimplement. Print debug info.
11293 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
11295 * sel-sched-ir.c (sel_restore_other_notes): Rename to
11296 sel_restore_notes. Update all callers. Call reemit_notes
11299 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
11301 PR rtl-optimization/42246
11302 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
11305 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
11307 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
11308 all successors is the same as number of successors in current region.
11310 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
11312 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
11313 to rename is not separable. Otherwise check that its LHS is not NULL.
11315 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
11317 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
11319 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
11321 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
11322 available registers when failed to discover LHS register class.
11323 Fix indentation. Update comment.
11325 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
11326 Alexander Monakov <amonakov@ispras.ru>
11328 PR rtl-optimization/42389
11329 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
11331 (advance_state_on_fence): Likewise.
11332 (sel_target_adjust_priority): Print debug output only when
11333 sched_verbose >= 4, not 2.
11334 (get_expr_cost): Do not issue all unique insns on the next cycle.
11335 (fill_insns): Initialize can_issue_more from the value saved
11337 * sel-sched-ir.c (flist_add): New parameter issue_more.
11338 Init FENCE_ISSUE_MORE with it.
11339 (merge_fences): Likewise.
11340 (init_fences): Update call to flist_add.
11341 (add_to_fences, add_clean_fence_to_fences)
11342 (add_dirty_fence_to_fences): Likewise.
11343 (move_fence_to_fences): Update call to merge_fences.
11344 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
11346 * sel-sched-ir.h (struct _fence): New field issue_more.
11347 (FENCE_ISSUE_MORE): New accessor macro.
11349 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
11351 PR rtl-optimization/42388
11352 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
11353 that have no predecessors nor successors. Do not call move_bb_info
11354 for empty blocks outside of current region.
11356 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
11358 PR rtl-optimization/42294
11359 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
11360 * sel-sched.c (move_exprs_to_boundary): Transitively add all
11361 originators' originators.
11363 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
11365 PR rtl-optimization/39453
11366 PR rtl-optimization/42246
11367 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
11369 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
11371 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
11372 Alexander Monakov <amonakov@ispras.ru>
11374 PR middle-end/42245
11375 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
11376 (maybe_tidy_empty_bb): ... here. Make static. Add new
11377 argument. Update all callers.
11378 (tidy_control_flow): ... and here. Recompute topological order
11379 of basic blocks in region if necessary.
11380 (sel_redirect_edge_and_branch): Change return type. Return true
11381 if topological order might have been invalidated.
11382 (purge_empty_blocks): Export and move from...
11383 * sel-sched.c (purge_empty_blocks): ... here.
11384 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
11385 (maybe_tidy_empty_bb): Delete prototype.
11386 (purge_empty_blocks): Declare.
11388 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
11390 PR rtl-optimization/42249
11391 * sel-sched.c (try_replace_dest_reg): When chosen register
11392 and original register is the same, do not bail out early, but
11393 still check all original insns for validity of replacing destination
11394 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
11397 2010-01-14 Jakub Jelinek <jakub@redhat.com>
11400 Port from no-undefined-overflow branch:
11401 2009-03-09 Richard Guenther <rguenther@suse.de>
11403 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
11405 2010-01-14 Richard Guenther <rguenther@suse.de>
11408 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
11410 2010-01-14 Ira Rosen <irar@il.ibm.com>
11412 PR tree-optimization/42709
11413 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
11414 as scalar type in creation of constant vector operand.
11416 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11419 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
11420 (check-parallel-%): Match `testsuite' directory component only
11423 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
11425 PR translation/39521
11426 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
11429 2010-01-13 Richard Guenther <rguenther@suse.de>
11431 PR tree-optimization/42730
11432 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
11435 2010-01-13 Steve Ellcey <sje@cup.hp.com>
11438 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
11439 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
11442 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
11444 * config/bfin/libgcc-bfin.ver: Regenerate based on current
11445 libgcc-std.ver. Add entries for ___smulsi3_highpart and
11446 ___umulsi3_highpart.
11448 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
11449 rather than schedule_insns if the pass is enabled.
11451 2010-01-13 Martin Jambor <mjambor@suse.cz>
11453 PR tree-optimization/42704
11454 * tree-sra.c (sra_modify_assign): Do not delete assignments to
11457 2010-01-13 Martin Jambor <mjambor@suse.cz>
11459 PR tree-optimization/42703
11460 * tree-sra.c (analyze_access_subtree): Check that we can build a
11461 reference to the original data within the aggregate.
11463 2010-01-13 Richard Guenther <rguenther@suse.de>
11465 PR tree-optimization/42705
11466 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
11468 2010-01-13 Richard Guenther <rguenther@suse.de>
11470 PR middle-end/42716
11471 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
11473 2010-01-13 Jakub Jelinek <jakub@redhat.com>
11476 * var-tracking.c (values_to_unmark): New variable.
11477 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
11478 values_to_unmark vector. Moved body to...
11479 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
11480 instead queue it into values_to_unmark vector.
11481 (vt_find_locations): Free values_to_unmark vector.
11483 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
11485 * config/s390/s390.c (override_options): Set
11486 default of max-pending-list-length to 256
11488 2010-01-13 Richard Guenther <rguenther@suse.de>
11491 * tree-pass.h (PROP_gimple_lcx): New.
11492 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
11493 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
11494 before the final cleanup_eh.
11495 (dump_properties): Dump PROP_gimple_lcx.
11496 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
11497 (tree_lower_complex_O0): Remove.
11498 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
11499 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
11500 tree_lower_complex, schedule TODO_update_ssa.
11501 * lto-streamer-out.c (output_function): Stream the functions
11503 * lto-streamer-in.c (input_function): Likewise.
11504 (lto_read_body): Do not override them here.
11506 2010-01-12 Joseph Myers <joseph@codesourcery.com>
11509 * c-typeck.c (build_c_cast): Fold value cast to union type before
11510 wrapping it in a CONSTRUCTOR.
11512 2010-01-12 Jakub Jelinek <jakub@redhat.com>
11514 PR rtl-optimization/42699
11515 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
11518 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11520 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
11521 SUBTARGET_WARN_UNUSED_SPEC): Move ...
11522 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
11523 SUBTARGET_WARN_UNUSED_SPEC): ... here
11524 * config/mips/iris5.h (LIBGCC_SPEC): Define.
11526 2010-01-12 Julian Brown <julian@codesourcery.com>
11528 * config/arm/neon-schedgen.ml (Utils): Don't try to
11529 open missing module.
11530 (find_with_result): New.
11532 2010-01-12 Jakub Jelinek <jakub@redhat.com>
11535 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
11536 sharing when canonicalizing ({lt,ge}u (plus a b) b).
11538 PR tree-optimization/42645
11539 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
11540 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
11541 decl_map, set processing_debug_stmt to -1 and return name without
11544 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
11546 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
11547 binutils version, and reword target configuration description.
11549 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
11551 * config/avr/avr.h (LINKER_NAME): Remove.
11553 2010-01-11 Janis Johnson <janis187@us.ibm.com>
11556 * config/rs6000/rs6000.c (rs6000_override_options): On targets
11557 that support VSX, warn for -mno-altivec if vsx is not disabled,
11560 2010-01-11 Joseph Myers <joseph@codesourcery.com>
11561 Shujing Zhao <pearly.zhao@oracle.com>
11563 PR translation/42469
11564 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
11565 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
11566 character between option name and help text.
11567 * c.opt (imultilib): Likewise.
11569 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
11571 * lto-streamer-out.c (output_unreferenced_globals): Output static
11574 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
11576 PR rtl-optimization/42621
11577 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
11578 optimizing for size.
11579 (duplicate_computed_gotos): Remove now-redundant check.
11581 2010-01-10 Steve Ellcey <sje@cup.hp.com>
11584 * configure.ac: Save and restore LDFLAGS and LIBS
11585 * configure: Regenerate.
11587 2010-01-10 Richard Guenther <rguenther@suse.de>
11589 PR middle-end/42667
11590 * builtins.c (fold_builtin_strlen): Add type argument and
11591 convert the resulting length to it.
11592 (fold_builtin_1): Adjust.
11594 2010-01-09 Jakub Jelinek <jakub@redhat.com>
11596 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
11597 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
11599 (num_insns_constant_wide): Adjust for that change.
11601 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
11604 * web.c (union_defs): Add used argument, to combine uses of
11605 uninitialized regs.
11606 (entry_register): Adjust type and tests of used argument.
11607 (web_main): Widen used for new use. Pass it to union_defs.
11608 * df.h (union_defs): Adjust prototype.
11610 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
11613 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
11614 uses in new incoming argument. Free body.
11615 (reset_debug_uses_in_loop): New.
11616 (analyze_insn_to_expand_var): Call the latter if the former found
11617 anything. Fix whitespace. Reject invalid dest overlaps before
11618 going through all insns in the loop.
11620 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
11623 * haifa-sched.c (dying_use_p): Debug insns don't count.
11625 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
11627 PR middle-end/42363
11628 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
11629 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
11630 (verify_gimple_call): Reject LHS in noreturn calls.
11632 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
11636 * tree-vect-loop-manip.c (adjust_info): New type.
11637 (adjust_vec): New pointer to vector.
11638 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
11639 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
11640 (slpeel_update_phis_for_duplicate_loop): Use them.
11641 (slpeel_update_phi_nodes_for_guard1): Likewise.
11642 (slpeel_update_phi_nodes_for_guard2): Likewise.
11643 (slpeel_tree_peel_loop_to_edge): Likewise.
11644 (vect_update_ivs_after_vectorizer): Likewise.
11646 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
11648 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
11649 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
11651 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
11653 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
11654 bogus uninitialized warning.
11656 2010-01-09 Richard Guenther <rguenther@suse.de>
11658 PR middle-end/42512
11659 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
11660 the evolution is compatible with the initial condition.
11662 2010-01-09 Jakub Jelinek <jakub@redhat.com>
11664 * gcc.c (process_command): Update copyright notice dates.
11665 * gcov.c (print_version): Likewise.
11666 * gcov-dump.c (print_version): Likewise.
11667 * mips-tfile.c (main): Likewise.
11668 * mips-tdump.c (main): Likewise.
11670 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
11673 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
11675 (rotlhi3_8): Delete.
11677 (rotlsi3_8): Delete.
11678 (rotlsi3_16): Delete.
11679 (rotlsi3_24): Delete.
11680 (rotl<mode>3): New.
11681 (*rotw<mode>3): New.
11682 (*rotb<mode>3): New.
11683 * config/avr/avr.c (avr_rotate_bytes): New function.
11684 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
11686 2010-01-08 Steve Ellcey <sje@cup.hp.com>
11689 * configure.ac: Modify -rdynamic check.
11690 * configure: Regenerate.
11692 2010-01-08 DJ Delorie <dj@redhat.com>
11694 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
11695 register popping order.
11697 2010-01-08 Richard Guenther <rguenther@suse.de>
11700 * c.opt (fsigned-char): Also let LTO handle this option.
11701 (funsigned-char): Likewise.
11703 2010-01-07 Richard Guenther <rguenther@suse.de>
11705 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
11706 (gimple_op): Likewise.
11707 (gimple_op_ptr): Likewise.
11708 (gimple_assign_set_lhs): Remove gcc_assert.
11709 (gimple_assign_set_rhs1): Likewise.
11710 (gimple_assign_set_rhs2): Likewise.
11711 (gimple_call_set_lhs): Likewise.
11712 (gimple_call_set_fn): Likewise.
11713 (gimple_call_set_fndecl): Likewise.
11714 (gimple_call_fndecl): Likewise.
11715 (gimple_call_return_type): Likewise.
11716 (gimple_call_set_chain): Likewise.
11717 (gimple_call_num_args): Likewise.
11718 (gimple_call_set_arg): Likewise.
11719 (gimple_cond_set_code): Likewise.
11720 (gimple_cond_set_lhs): Likewise.
11721 (gimple_cond_set_rhs): Likewise.
11722 (gimple_cond_set_true_label): Likewise.
11723 (gimple_cond_set_false_label): Likewise.
11724 (gimple_label_set_label): Likewise.
11725 (gimple_goto_set_dest): Likewise.
11726 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
11727 (gimple_debug_bind_get_value): Likewise.
11728 (gimple_debug_bind_get_value_ptr): Likewise.
11729 (gimple_debug_bind_set_var): Likewise.
11730 (gimple_debug_bind_set_value): Likewise.
11731 (gimple_debug_bind_reset_value): Likewise.
11732 (gimple_debug_bind_has_value_p): Likewise.
11733 (gimple_return_retval_ptr): Remove gcc_assert.
11734 (gimple_return_retval): Likewise.
11735 (gimple_return_set_retval): Likewise.
11736 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
11737 (safe_referenced_var_iterator): Remove.
11738 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
11739 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
11740 (fill_referenced_var_vec): Remove.
11741 (first_readonly_imm_use): Remove redundant gcc_assert.
11742 (phi_arg_index_from_use): Combine gcc_asserts.
11743 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
11744 (first_imm_use_stmt): Remove redundant gcc_assert.
11745 * tree-cfg.c (verify_gimple_call): Verify function and chain
11746 operands. Verify arguments.
11747 (verify_types_in_gimple_stmt): Verify condition code and labels.
11749 2010-01-07 Richard Guenther <rguenther@suse.de>
11751 PR tree-optimization/42641
11752 * sese.c (rename_map_elt_info): Use the SSA name version, do
11755 2010-01-07 Jakub Jelinek <jakub@redhat.com>
11757 PR tree-optimization/42625
11758 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
11759 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
11761 2010-01-07 Duncan Sands <baldrick@free.fr>
11763 * Makefile.in (PLUGIN_HEADERS): Add version.h.
11765 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
11768 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
11769 note itself is not function_invariant_p.
11771 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
11773 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
11774 Do not add the DF_NOTE problem.
11775 * store-motion.c (execute_rtl_store_motion): Likewise.
11777 2010-01-07 Martin Jambor <mjambor@suse.cz>
11779 PR tree-optimization/42157
11780 * tree-sra.c (compare_access_positions): Stabilize sort if both
11781 accesses have integer types, return zero immediately if they are the
11784 2010-01-06 Richard Henderson <rth@redhat.com>
11786 PR middle-end/41883
11787 * haifa-sched.c (add_to_note_list): Merge into ...
11788 (concat_note_lists): ... here, and ...
11789 (unlink_other_notes, rm_other_notes): Merge into...
11790 (remove_notes): ... here. Create REG_SAVE_NOTEs for
11791 NOTE_INSN_EPILOGUE_BEG.
11793 2010-01-06 Richard Guenther <rguenther@suse.de>
11795 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
11796 not inline regular functions into always-inline functions.
11798 2010-01-06 Nick Clifton <nickc@redhat.com>
11800 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
11801 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
11803 (OVERRIDE_OPTIONS): Delete.
11804 (OPTIMIZATION_OPTIONS): Define.
11805 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
11806 * config/rx/rx.c (rx_handle_option): Issue an error message if
11807 -mcpu=rx200 and -fpu are used together.
11808 (rx_set_optimization_options): New function. Issue an error
11809 message if an optimization attribute attempts to reset the FPU/
11810 math optimization pairing.
11811 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
11812 * config/rx/rx.opt: Set the default to 32-bit doubles.
11813 * config/rx/t-rx: Add multilibs for -nofpu option.
11814 * doc/invoke.texi: Update documentation of RX options.
11816 2010-01-06 Richard Guenther <rguenther@suse.de>
11818 * tree-ssa-pre.c (name_to_id): New global.
11819 (alloc_expression_id): Simplify SSA name handling.
11820 (lookup_expression_id): Likewise.
11821 (init_pre): Zero name_to_id.
11822 (fini_pre): Free it.
11824 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
11826 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
11828 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
11831 * config/i386/sse.md (smaxv2di3): New.
11832 (umaxv2di3): Likewise.
11833 (sminv2di3): Likewise.
11834 (uminv2di3): Likewise.
11836 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
11839 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
11840 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
11841 (legitimize_tls_address): Likewise.
11842 (sparc_tls_referenced_p): Likewise.
11843 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
11844 and adjust calls to legitimize_pic_address.
11845 (legitimate_constant_p) Use sparc_tls_referenced_p.
11846 (legitimate_pic_operand_p): Likewise.
11847 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
11848 (sparc_tls_symbol_ref_1): Delete.
11849 (sparc_tls_referenced_p): Make static, recognize specific patterns.
11850 (legitimize_tls_address): Make static, handle CONST patterns.
11851 (legitimize_pic_address): Make static, remove unused parameter and
11852 adjust recursive calls.
11853 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
11854 and adjust call to legitimize_pic_address.
11855 (sparc_output_mi_thunk): Likewise.
11857 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
11858 H.J. Lu <hongjiu.lu@intel.com>
11861 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
11862 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
11863 operands to make them signed.
11866 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
11869 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
11870 GTU to GT for V4SI and V2DI.
11872 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
11873 (umin<mode>3): Removed.
11875 (uminv4si3): Likewise.
11877 2010-01-05 Martin Jambor <mjambor@suse.cz>
11879 PR tree-optimization/42462
11880 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
11881 current_function_decl to helper functions and macros.
11883 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11886 * flags.h: Don't include real.h.
11887 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
11888 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
11889 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
11890 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
11891 * dominance.c: Update copyright.
11892 * gimple.c (walk_gimple_op): Remove inline.
11893 * tree-ssa-reassoc.c: Include real.h.
11894 * Makefile.in (FLAGS_H): Remove $(REAL_H).
11895 (tree-ssa-reassoc.o): Depend on $(REAL_H).
11897 2010-01-05 Nick Clifton <nickc@redhat.com>
11899 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
11900 register to push into the stack frame when the accumulator has to
11901 be saved during interrupts.
11903 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
11905 * doc/invoke.texi: Remove the documentation about option
11906 -Wunreachable-code.
11907 * common.opt (Wunreachable-code): Preserved for backward
11909 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
11910 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
11911 the backward compatibility flag section.
11913 2010-01-05 Richard Guenther <rguenther@suse.de>
11915 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
11917 2010-01-05 Jakub Jelinek <jakub@redhat.com>
11920 * cfgexpand.c (expand_one_var): Diagnose too large variables.
11922 PR tree-optimization/42508
11923 * tree-sra.c (convert_callers): Check for recursive call
11924 by comparing cgraph nodes instead of decls.
11925 (modify_function): Call ipa_modify_formal_parameters also
11926 on all same_body aliases.
11928 * cgraphunit.c (cgraph_materialize_all_clones): Compare
11929 cgraph nodes when checking for same_body aliases.
11931 2010-01-05 Richard Guenther <rguenther@suse.de>
11933 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
11934 allocation and lookup.
11935 (get_or_alloc_expr_for_constant): Likewise.
11936 (phi_translate): Sink allocation.
11938 2010-01-04 Richard Guenther <rguenther@suse.de>
11940 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
11941 a new entry only if needed.
11942 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
11943 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
11945 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
11947 (phi_translate): Handle CONSTANTs early.
11949 2010-01-04 Martin Jambor <mjambor@suse.cz>
11951 PR tree-optimization/42398
11952 * tree-sra.c (struct access): Removed flag grp_different_types.
11953 (dump_access): Do not dump the removed flag.
11954 (sort_and_splice_var_accesses): Do not set the removed flag.
11955 (sra_modify_expr): Check for type compatibility directly.
11957 2010-01-04 Martin Jambor <mjambor@suse.cz>
11959 PR tree-optimization/42366
11960 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
11961 edges with variable number of parameters.
11962 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
11963 flag instead of asserting it.
11964 (ipa_read_node_info): Read uses_analysis_done flag.
11966 2010-01-04 Richard Guenther <rguenther@suse.de>
11968 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
11969 iterative_hash_* as intended.
11970 (vn_reference_compute_hash): Likewise. Simplify hashing
11972 (vn_reference_lookup_2): Likewise.
11973 (vn_nary_op_compute_hash): Likewise.
11974 (vn_phi_compute_hash): Likewise.
11975 (expressions_equal_p): Remove strange code.
11976 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
11977 (pre_expr_hash): Likewise. Simplify hashing SSA names.
11978 (bitmap_insert_into_set_1): Take value-id as parameter.
11979 (add_to_value): Pass it.
11980 (bitmap_insert_into_set): Likewise.
11981 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
11983 2010-01-04 Jakub Jelinek <jakub@redhat.com>
11986 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
11987 (do_self_spec): For switches with SWITCH_IGNORE set set also
11988 SWITCH_IGNORE_PERMANENTLY.
11989 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
11992 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
11994 * lto-streamer-out.c (output_unreferenced_globals): Output the full
11995 tree of an unreferenced global var.
11997 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
12000 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
12001 GTU to GT for V4SI and V2DI.
12003 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
12004 (umin<mode>3): Removed.
12006 (uminv4si3): Likewise.
12008 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
12011 * collect2.c (main): Turn on trace in collect2 if -v is passed
12014 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
12016 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
12017 description of expression operand.
12019 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
12021 * configure.ac: Add install-html to target_list for Make-hooks.
12022 * configure: Regenerate.
12023 * fortran/Make-lang.in (F95_HTMLFILES): New.
12024 (fortran.html): Use it.
12025 (fortran.install-html): New.
12026 * Makefile.in (install-html): Add lang.install-html.
12027 * java/Make-lang.in (JAVA_HTMLFILES): New.
12028 (java.html): Use it.
12029 (java.install-html): New.
12030 * objc/Make-lang.in (objc.install-html): New.
12031 * objcp/Make-lang.in (obj-c++.install-html): New.
12032 * cp/Make-lang.in (c++.install-html): New.
12033 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
12034 * lto/Make-lang.in (lto.install-html): New.
12036 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
12039 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
12041 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
12043 PR rtl-optimization/41862
12044 * store-motion.c (store_killed_in_insn, compute_store_table,
12045 remove_reachable_equiv_notes, replace_store_insn,
12046 build_store_vectors): Ignore all DEBUG_INSNs.
12048 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
12051 * common.opt: Add dumpdir.
12053 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
12055 (option_map): Add --dumpdir.
12057 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
12059 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
12061 * opts.c (decode_options): Try dump_dir_name first if
12062 dump_base_name isn't an absolute path.
12063 (common_handle_option): Handle OPT_dumpdir.
12065 * toplev.c (dump_dir_name): New.
12066 (print_switch_values): Also ignore -dumpdir.
12068 * toplev.h (dump_dir_name): New.
12070 2010-01-03 Richard Guenther <rguenther@suse.de>
12072 PR tree-optimization/42589
12073 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
12074 double-word expansion of bswap32.
12076 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
12078 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
12079 with BLOCK_FOR_INSN.
12080 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
12081 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
12082 noce_process_if_block): Likewise.
12083 * gcse.c (compute_local_properties, insert_expr_in_table,
12084 insert_set_in_table, canon_list_insert, find_avail_set,
12085 pre_insert_copy_insn): Likewise.
12087 * basic-block.h (BLOCK_NUM): Move from here...
12088 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
12090 2010-01-03 Richard Guenther <rguenther@suse.de>
12092 PR tree-optimization/42438
12093 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
12094 contains_may_not_return_call flag.
12095 (BB_MAY_NOTRETURN): New.
12096 (valid_in_sets): Trapping nary operations are not valid
12097 in blocks that may not return.
12098 (insert_into_preds_of_block): Remove check for trapping expressions.
12099 (compute_avail): Compute also BB_MAY_NOTRETURN.
12101 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
12103 * doc/invoke.texi: Add 2010 to copyright years.
12105 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
12107 * config/sparc/sparc.c: Fix formatting nits.
12109 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
12110 Alexander Monakov <amonakov@ispras.ru>
12112 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
12114 2010-01-02 Richard Guenther <rguenther@suse.de>
12116 PR middle-end/42577
12117 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
12118 (simplify_switch_using_ranges): Mark to be removed edges
12121 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12123 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
12125 * collect2.c (scan_libraries): Add missing argument in call to
12128 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
12131 * config/alpha/predicates.md (aligned_memory_operand): Return false
12133 (unaligned_memory_operand): Return true for CQImode.
12134 * config/alpha/alpha.c (get_aligned_mem): Assert that location
12135 doesn not cross aligned SImode word boundary.
12137 2010-01-02 Anatoly Sokolov <aesok@post.ru>
12139 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
12141 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
12142 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
12144 2010-01-02 Richard Guenther <rguenther@suse.de>
12147 * toplev.c (compile_file): Emit LTO marker properly. Change
12148 it to __gnu_lto_v1.
12149 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
12151 2010-01-01 Richard Guenther <rguenther@suse.de>
12154 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
12156 2010-01-01 Richard Guenther <rguenther@suse.de>
12159 * c-decl.c (grokdeclarator): For zero-size arrays force
12160 structural equality checks as layout_type does.
12162 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
12164 * builtins.c: Update copyright to 2010.
12166 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
12169 * lto-streamer-out.c (produce_asm): Revert the last change.
12170 (copy_function): Likewise.
12172 * lto-streamer.c (lto_get_section_name): Skip any leading
12175 2010-01-01 Richard Guenther <rguenther@suse.de>
12177 PR middle-end/42559
12178 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
12182 Copyright (C) 2010 Free Software Foundation, Inc.
12184 Copying and distribution of this file, with or without modification,
12185 are permitted in any medium without royalty provided the copyright
12186 notice and this notice are preserved.